src/generic/grid.cpp

   1 ///////////////////////////////////////////////////////////////////////////
   2 // Name:        src/generic/grid.cpp
   3 // Purpose:     wxGrid and related classes
   4 // Author:      Michael Bedward (based on code by Julian Smart, Robin Dunn)
   5 // Modified by: Robin Dunn, Vadim Zeitlin, Santiago Palacios
   6 // Created:     1/08/1999
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Michael Bedward (mbedward@ozemail.com.au)
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // For compilers that support precompilation, includes "wx/wx.h".
  13 #include "wx/wxprec.h"
  14
  15 #ifdef __BORLANDC__
  16     #pragma hdrstop
  17 #endif
  18
  19 #if wxUSE_GRID
  20
  21 #include "wx/grid.h"
  22
  23 #ifndef WX_PRECOMP
  24     #include "wx/utils.h"
  25     #include "wx/dcclient.h"
  26     #include "wx/settings.h"
  27     #include "wx/log.h"
  28     #include "wx/textctrl.h"
  29     #include "wx/checkbox.h"
  30     #include "wx/combobox.h"
  31     #include "wx/valtext.h"
  32     #include "wx/intl.h"
  33     #include "wx/math.h"
  34     #include "wx/listbox.h"
  35 #endif
  36
  37 #include "wx/textfile.h"
  38 #include "wx/spinctrl.h"
  39 #include "wx/tokenzr.h"
  40 #include "wx/renderer.h"
  41
  42 #include "wx/generic/gridsel.h"
  43
  44 const wxChar wxGridNameStr[] = wxT("grid");
  45
  46 #if defined(__WXMOTIF__)
  47     #define WXUNUSED_MOTIF(identifier)  WXUNUSED(identifier)
  48 #else
  49     #define WXUNUSED_MOTIF(identifier)  identifier
  50 #endif
  51
  52 #if defined(__WXGTK__)
  53     #define WXUNUSED_GTK(identifier)    WXUNUSED(identifier)
  54 #else
  55     #define WXUNUSED_GTK(identifier)    identifier
  56 #endif
  57
  58 // Required for wxIs... functions
  59 #include <ctype.h>
  60
  61 // ----------------------------------------------------------------------------
  62 // array classes
  63 // ----------------------------------------------------------------------------
  64
  65 WX_DEFINE_ARRAY_WITH_DECL_PTR(wxGridCellAttr *, wxArrayAttrs,
  66                                  class WXDLLIMPEXP_ADV);
  67
  68 struct wxGridCellWithAttr
  69 {
  70     wxGridCellWithAttr(int row, int col, wxGridCellAttr *attr_)
  71         : coords(row, col), attr(attr_)
  72     {
  73     }
  74
  75     ~wxGridCellWithAttr()
  76     {
  77         attr->DecRef();
  78     }
  79
  80     wxGridCellCoords coords;
  81     wxGridCellAttr  *attr;
  82
  83 // Cannot do this:
  84 //  DECLARE_NO_COPY_CLASS(wxGridCellWithAttr)
  85 // without rewriting the macros, which require a public copy constructor.
  86 };
  87
  88 WX_DECLARE_OBJARRAY_WITH_DECL(wxGridCellWithAttr, wxGridCellWithAttrArray,
  89                               class WXDLLIMPEXP_ADV);
  90
  91 #include "wx/arrimpl.cpp"
  92
  93 WX_DEFINE_OBJARRAY(wxGridCellCoordsArray)
  94 WX_DEFINE_OBJARRAY(wxGridCellWithAttrArray)
  95
  96 // ----------------------------------------------------------------------------
  97 // events
  98 // ----------------------------------------------------------------------------
  99
 100 DEFINE_EVENT_TYPE(wxEVT_GRID_CELL_LEFT_CLICK)
 101 DEFINE_EVENT_TYPE(wxEVT_GRID_CELL_RIGHT_CLICK)
 102 DEFINE_EVENT_TYPE(wxEVT_GRID_CELL_LEFT_DCLICK)
 103 DEFINE_EVENT_TYPE(wxEVT_GRID_CELL_RIGHT_DCLICK)
 104 DEFINE_EVENT_TYPE(wxEVT_GRID_CELL_BEGIN_DRAG)
 105 DEFINE_EVENT_TYPE(wxEVT_GRID_LABEL_LEFT_CLICK)
 106 DEFINE_EVENT_TYPE(wxEVT_GRID_LABEL_RIGHT_CLICK)
 107 DEFINE_EVENT_TYPE(wxEVT_GRID_LABEL_LEFT_DCLICK)
 108 DEFINE_EVENT_TYPE(wxEVT_GRID_LABEL_RIGHT_DCLICK)
 109 DEFINE_EVENT_TYPE(wxEVT_GRID_ROW_SIZE)
 110 DEFINE_EVENT_TYPE(wxEVT_GRID_COL_SIZE)
 111 DEFINE_EVENT_TYPE(wxEVT_GRID_COL_MOVE)
 112 DEFINE_EVENT_TYPE(wxEVT_GRID_RANGE_SELECT)
 113 DEFINE_EVENT_TYPE(wxEVT_GRID_CELL_CHANGE)
 114 DEFINE_EVENT_TYPE(wxEVT_GRID_SELECT_CELL)
 115 DEFINE_EVENT_TYPE(wxEVT_GRID_EDITOR_SHOWN)
 116 DEFINE_EVENT_TYPE(wxEVT_GRID_EDITOR_HIDDEN)
 117 DEFINE_EVENT_TYPE(wxEVT_GRID_EDITOR_CREATED)
 118
 119 // ----------------------------------------------------------------------------
 120 // private classes
 121 // ----------------------------------------------------------------------------
 122
 123 class WXDLLIMPEXP_ADV wxGridRowLabelWindow : public wxWindow
 124 {
 125 public:
 126     wxGridRowLabelWindow() { m_owner = (wxGrid *)NULL; }
 127     wxGridRowLabelWindow( wxGrid *parent, wxWindowID id,
 128                           const wxPoint &pos, const wxSize &size );
 129
 130 private:
 131     wxGrid   *m_owner;
 132
 133     void OnPaint( wxPaintEvent& event );
 134     void OnMouseEvent( wxMouseEvent& event );
 135     void OnMouseWheel( wxMouseEvent& event );
 136     void OnKeyDown( wxKeyEvent& event );
 137     void OnKeyUp( wxKeyEvent& );
 138     void OnChar( wxKeyEvent& );
 139
 140     DECLARE_DYNAMIC_CLASS(wxGridRowLabelWindow)
 141     DECLARE_EVENT_TABLE()
 142     DECLARE_NO_COPY_CLASS(wxGridRowLabelWindow)
 143 };
 144
 145
 146 class WXDLLIMPEXP_ADV wxGridColLabelWindow : public wxWindow
 147 {
 148 public:
 149     wxGridColLabelWindow() { m_owner = (wxGrid *)NULL; }
 150     wxGridColLabelWindow( wxGrid *parent, wxWindowID id,
 151                           const wxPoint &pos, const wxSize &size );
 152
 153 private:
 154     wxGrid   *m_owner;
 155
 156     void OnPaint( wxPaintEvent& event );
 157     void OnMouseEvent( wxMouseEvent& event );
 158     void OnMouseWheel( wxMouseEvent& event );
 159     void OnKeyDown( wxKeyEvent& event );
 160     void OnKeyUp( wxKeyEvent& );
 161     void OnChar( wxKeyEvent& );
 162
 163     DECLARE_DYNAMIC_CLASS(wxGridColLabelWindow)
 164     DECLARE_EVENT_TABLE()
 165     DECLARE_NO_COPY_CLASS(wxGridColLabelWindow)
 166 };
 167
 168
 169 class WXDLLIMPEXP_ADV wxGridCornerLabelWindow : public wxWindow
 170 {
 171 public:
 172     wxGridCornerLabelWindow() { m_owner = (wxGrid *)NULL; }
 173     wxGridCornerLabelWindow( wxGrid *parent, wxWindowID id,
 174                              const wxPoint &pos, const wxSize &size );
 175
 176 private:
 177     wxGrid *m_owner;
 178
 179     void OnMouseEvent( wxMouseEvent& event );
 180     void OnMouseWheel( wxMouseEvent& event );
 181     void OnKeyDown( wxKeyEvent& event );
 182     void OnKeyUp( wxKeyEvent& );
 183     void OnChar( wxKeyEvent& );
 184     void OnPaint( wxPaintEvent& event );
 185
 186     DECLARE_DYNAMIC_CLASS(wxGridCornerLabelWindow)
 187     DECLARE_EVENT_TABLE()
 188     DECLARE_NO_COPY_CLASS(wxGridCornerLabelWindow)
 189 };
 190
 191 class WXDLLIMPEXP_ADV wxGridWindow : public wxWindow
 192 {
 193 public:
 194     wxGridWindow()
 195     {
 196         m_owner = NULL;
 197         m_rowLabelWin = NULL;
 198         m_colLabelWin = NULL;
 199     }
 200
 201     wxGridWindow( wxGrid *parent,
 202                   wxGridRowLabelWindow *rowLblWin,
 203                   wxGridColLabelWindow *colLblWin,
 204                   wxWindowID id, const wxPoint &pos, const wxSize &size );
 205     virtual ~wxGridWindow() {}
 206
 207     void ScrollWindow( int dx, int dy, const wxRect *rect );
 208
 209     wxGrid* GetOwner() { return m_owner; }
 210
 211 private:
 212     wxGrid                   *m_owner;
 213     wxGridRowLabelWindow     *m_rowLabelWin;
 214     wxGridColLabelWindow     *m_colLabelWin;
 215
 216     void OnPaint( wxPaintEvent &event );
 217     void OnMouseWheel( wxMouseEvent& event );
 218     void OnMouseEvent( wxMouseEvent& event );
 219     void OnKeyDown( wxKeyEvent& );
 220     void OnKeyUp( wxKeyEvent& );
 221     void OnChar( wxKeyEvent& );
 222     void OnEraseBackground( wxEraseEvent& );
 223     void OnFocus( wxFocusEvent& );
 224
 225     DECLARE_DYNAMIC_CLASS(wxGridWindow)
 226     DECLARE_EVENT_TABLE()
 227     DECLARE_NO_COPY_CLASS(wxGridWindow)
 228 };
 229
 230
 231 class wxGridCellEditorEvtHandler : public wxEvtHandler
 232 {
 233 public:
 234     wxGridCellEditorEvtHandler(wxGrid* grid, wxGridCellEditor* editor)
 235         : m_grid(grid),
 236           m_editor(editor),
 237           m_inSetFocus(false)
 238     {
 239     }
 240
 241     void OnKillFocus(wxFocusEvent& event);
 242     void OnKeyDown(wxKeyEvent& event);
 243     void OnChar(wxKeyEvent& event);
 244
 245     void SetInSetFocus(bool inSetFocus) { m_inSetFocus = inSetFocus; }
 246
 247 private:
 248     wxGrid             *m_grid;
 249     wxGridCellEditor   *m_editor;
 250
 251     // Work around the fact that a focus kill event can be sent to
 252     // a combobox within a set focus event.
 253     bool                m_inSetFocus;
 254
 255     DECLARE_EVENT_TABLE()
 256     DECLARE_DYNAMIC_CLASS(wxGridCellEditorEvtHandler)
 257     DECLARE_NO_COPY_CLASS(wxGridCellEditorEvtHandler)
 258 };
 259
 260
 261 IMPLEMENT_ABSTRACT_CLASS(wxGridCellEditorEvtHandler, wxEvtHandler)
 262
 263 BEGIN_EVENT_TABLE( wxGridCellEditorEvtHandler, wxEvtHandler )
 264     EVT_KILL_FOCUS( wxGridCellEditorEvtHandler::OnKillFocus )
 265     EVT_KEY_DOWN( wxGridCellEditorEvtHandler::OnKeyDown )
 266     EVT_CHAR( wxGridCellEditorEvtHandler::OnChar )
 267 END_EVENT_TABLE()
 268
 269
 270 // ----------------------------------------------------------------------------
 271 // the internal data representation used by wxGridCellAttrProvider
 272 // ----------------------------------------------------------------------------
 273
 274 // this class stores attributes set for cells
 275 class WXDLLIMPEXP_ADV wxGridCellAttrData
 276 {
 277 public:
 278     void SetAttr(wxGridCellAttr *attr, int row, int col);
 279     wxGridCellAttr *GetAttr(int row, int col) const;
 280     void UpdateAttrRows( size_t pos, int numRows );
 281     void UpdateAttrCols( size_t pos, int numCols );
 282
 283 private:
 284     // searches for the attr for given cell, returns wxNOT_FOUND if not found
 285     int FindIndex(int row, int col) const;
 286
 287     wxGridCellWithAttrArray m_attrs;
 288 };
 289
 290 // this class stores attributes set for rows or columns
 291 class WXDLLIMPEXP_ADV wxGridRowOrColAttrData
 292 {
 293 public:
 294     // empty ctor to suppress warnings
 295     wxGridRowOrColAttrData() {}
 296     ~wxGridRowOrColAttrData();
 297
 298     void SetAttr(wxGridCellAttr *attr, int rowOrCol);
 299     wxGridCellAttr *GetAttr(int rowOrCol) const;
 300     void UpdateAttrRowsOrCols( size_t pos, int numRowsOrCols );
 301
 302 private:
 303     wxArrayInt m_rowsOrCols;
 304     wxArrayAttrs m_attrs;
 305 };
 306
 307 // NB: this is just a wrapper around 3 objects: one which stores cell
 308 //     attributes, and 2 others for row/col ones
 309 class WXDLLIMPEXP_ADV wxGridCellAttrProviderData
 310 {
 311 public:
 312     wxGridCellAttrData m_cellAttrs;
 313     wxGridRowOrColAttrData m_rowAttrs,
 314                            m_colAttrs;
 315 };
 316
 317
 318 // ----------------------------------------------------------------------------
 319 // data structures used for the data type registry
 320 // ----------------------------------------------------------------------------
 321
 322 struct wxGridDataTypeInfo
 323 {
 324     wxGridDataTypeInfo(const wxString& typeName,
 325                        wxGridCellRenderer* renderer,
 326                        wxGridCellEditor* editor)
 327         : m_typeName(typeName), m_renderer(renderer), m_editor(editor)
 328         {}
 329
 330     ~wxGridDataTypeInfo()
 331     {
 332         wxSafeDecRef(m_renderer);
 333         wxSafeDecRef(m_editor);
 334     }
 335
 336     wxString            m_typeName;
 337     wxGridCellRenderer* m_renderer;
 338     wxGridCellEditor*   m_editor;
 339
 340     DECLARE_NO_COPY_CLASS(wxGridDataTypeInfo)
 341 };
 342
 343
 344 WX_DEFINE_ARRAY_WITH_DECL_PTR(wxGridDataTypeInfo*, wxGridDataTypeInfoArray,
 345                                  class WXDLLIMPEXP_ADV);
 346
 347
 348 class WXDLLIMPEXP_ADV wxGridTypeRegistry
 349 {
 350 public:
 351   wxGridTypeRegistry() {}
 352     ~wxGridTypeRegistry();
 353
 354     void RegisterDataType(const wxString& typeName,
 355                      wxGridCellRenderer* renderer,
 356                      wxGridCellEditor* editor);
 357
 358     // find one of already registered data types
 359     int FindRegisteredDataType(const wxString& typeName);
 360
 361     // try to FindRegisteredDataType(), if this fails and typeName is one of
 362     // standard typenames, register it and return its index
 363     int FindDataType(const wxString& typeName);
 364
 365     // try to FindDataType(), if it fails see if it is not one of already
 366     // registered data types with some params in which case clone the
 367     // registered data type and set params for it
 368     int FindOrCloneDataType(const wxString& typeName);
 369
 370     wxGridCellRenderer* GetRenderer(int index);
 371     wxGridCellEditor*   GetEditor(int index);
 372
 373 private:
 374     wxGridDataTypeInfoArray m_typeinfo;
 375 };
 376
 377
 378 // ----------------------------------------------------------------------------
 379 // conditional compilation
 380 // ----------------------------------------------------------------------------
 381
 382 #ifndef WXGRID_DRAW_LINES
 383 #define WXGRID_DRAW_LINES 1
 384 #endif
 385
 386 // ----------------------------------------------------------------------------
 387 // globals
 388 // ----------------------------------------------------------------------------
 389
 390 //#define DEBUG_ATTR_CACHE
 391 #ifdef DEBUG_ATTR_CACHE
 392     static size_t gs_nAttrCacheHits = 0;
 393     static size_t gs_nAttrCacheMisses = 0;
 394 #endif
 395
 396 // ----------------------------------------------------------------------------
 397 // constants
 398 // ----------------------------------------------------------------------------
 399
 400 wxGridCellCoords wxGridNoCellCoords( -1, -1 );
 401 wxRect wxGridNoCellRect( -1, -1, -1, -1 );
 402
 403 // scroll line size
 404 // TODO: this doesn't work at all, grid cells have different sizes and approx
 405 //       calculations don't work as because of the size mismatch scrollbars
 406 //       sometimes fail to be shown when they should be or vice versa
 407 //
 408 //       The scroll bars may be a little flakey once in a while, but that is
 409 //       surely much less horrible than having scroll lines of only 1!!!
 410 //       -- Robin
 411 //
 412 //       Well, it's still seriously broken so it might be better but needs
 413 //       fixing anyhow
 414 //       -- Vadim
 415 static const size_t GRID_SCROLL_LINE_X = 15;  // 1;
 416 static const size_t GRID_SCROLL_LINE_Y = GRID_SCROLL_LINE_X;
 417
 418 // the size of hash tables used a bit everywhere (the max number of elements
 419 // in these hash tables is the number of rows/columns)
 420 static const int GRID_HASH_SIZE = 100;
 421
 422 #if 0
 423 // ----------------------------------------------------------------------------
 424 // private functions
 425 // ----------------------------------------------------------------------------
 426
 427 static inline int GetScrollX(int x)
 428 {
 429     return (x + GRID_SCROLL_LINE_X - 1) / GRID_SCROLL_LINE_X;
 430 }
 431
 432 static inline int GetScrollY(int y)
 433 {
 434     return (y + GRID_SCROLL_LINE_Y - 1) / GRID_SCROLL_LINE_Y;
 435 }
 436 #endif
 437
 438 // ============================================================================
 439 // implementation
 440 // ============================================================================
 441
 442 // ----------------------------------------------------------------------------
 443 // wxGridCellEditor
 444 // ----------------------------------------------------------------------------
 445
 446 wxGridCellEditor::wxGridCellEditor()
 447 {
 448     m_control = NULL;
 449     m_attr = NULL;
 450 }
 451
 452 wxGridCellEditor::~wxGridCellEditor()
 453 {
 454     Destroy();
 455 }
 456
 457 void wxGridCellEditor::Create(wxWindow* WXUNUSED(parent),
 458                               wxWindowID WXUNUSED(id),
 459                               wxEvtHandler* evtHandler)
 460 {
 461     if ( evtHandler )
 462         m_control->PushEventHandler(evtHandler);
 463 }
 464
 465 void wxGridCellEditor::PaintBackground(const wxRect& rectCell,
 466                                        wxGridCellAttr *attr)
 467 {
 468     // erase the background because we might not fill the cell
 469     wxClientDC dc(m_control->GetParent());
 470     wxGridWindow* gridWindow = wxDynamicCast(m_control->GetParent(), wxGridWindow);
 471     if (gridWindow)
 472         gridWindow->GetOwner()->PrepareDC(dc);
 473
 474     dc.SetPen(*wxTRANSPARENT_PEN);
 475     dc.SetBrush(wxBrush(attr->GetBackgroundColour(), wxSOLID));
 476     dc.DrawRectangle(rectCell);
 477
 478     // redraw the control we just painted over
 479     m_control->Refresh();
 480 }
 481
 482 void wxGridCellEditor::Destroy()
 483 {
 484     if (m_control)
 485     {
 486         m_control->PopEventHandler( true /* delete it*/ );
 487
 488         m_control->Destroy();
 489         m_control = NULL;
 490     }
 491 }
 492
 493 void wxGridCellEditor::Show(bool show, wxGridCellAttr *attr)
 494 {
 495     wxASSERT_MSG(m_control, wxT("The wxGridCellEditor must be created first!"));
 496
 497     m_control->Show(show);
 498
 499     if ( show )
 500     {
 501         // set the colours/fonts if we have any
 502         if ( attr )
 503         {
 504             m_colFgOld = m_control->GetForegroundColour();
 505             m_control->SetForegroundColour(attr->GetTextColour());
 506
 507             m_colBgOld = m_control->GetBackgroundColour();
 508             m_control->SetBackgroundColour(attr->GetBackgroundColour());
 509
 510 // Workaround for GTK+1 font setting problem on some platforms
 511 #if !defined(__WXGTK__) || defined(__WXGTK20__)
 512             m_fontOld = m_control->GetFont();
 513             m_control->SetFont(attr->GetFont());
 514 #endif
 515
 516             // can't do anything more in the base class version, the other
 517             // attributes may only be used by the derived classes
 518         }
 519     }
 520     else
 521     {
 522         // restore the standard colours fonts
 523         if ( m_colFgOld.Ok() )
 524         {
 525             m_control->SetForegroundColour(m_colFgOld);
 526             m_colFgOld = wxNullColour;
 527         }
 528
 529         if ( m_colBgOld.Ok() )
 530         {
 531             m_control->SetBackgroundColour(m_colBgOld);
 532             m_colBgOld = wxNullColour;
 533         }
 534
 535 // Workaround for GTK+1 font setting problem on some platforms
 536 #if !defined(__WXGTK__) || defined(__WXGTK20__)
 537         if ( m_fontOld.Ok() )
 538         {
 539             m_control->SetFont(m_fontOld);
 540             m_fontOld = wxNullFont;
 541         }
 542 #endif
 543     }
 544 }
 545
 546 void wxGridCellEditor::SetSize(const wxRect& rect)
 547 {
 548     wxASSERT_MSG(m_control, wxT("The wxGridCellEditor must be created first!"));
 549
 550     m_control->SetSize(rect, wxSIZE_ALLOW_MINUS_ONE);
 551 }
 552
 553 void wxGridCellEditor::HandleReturn(wxKeyEvent& event)
 554 {
 555     event.Skip();
 556 }
 557
 558 bool wxGridCellEditor::IsAcceptedKey(wxKeyEvent& event)
 559 {
 560     bool ctrl = event.ControlDown();
 561     bool alt  = event.AltDown();
 562
 563 #ifdef __WXMAC__
 564     // On the Mac the Alt key is more like shift and is used for entry of
 565     // valid characters, so check for Ctrl and Meta instead.
 566     alt = event.MetaDown();
 567 #endif
 568
 569     // Assume it's not a valid char if ctrl or alt is down, but if both are
 570     // down then it may be because of an AltGr key combination, so let them
 571     // through in that case.
 572     if ((ctrl || alt) && !(ctrl && alt))
 573         return false;
 574
 575     int key = 0;
 576     bool keyOk = true;
 577
 578 #ifdef __WXGTK20__
 579     // If it's a F-Key or other special key then it shouldn't start the
 580     // editor.
 581     if (event.GetKeyCode() >= WXK_START)
 582         return false;
 583 #endif
 584 #if wxUSE_UNICODE
 585     // if the unicode key code is not really a unicode character (it may
 586     // be a function key or etc., the platforms appear to always give us a
 587     // small value in this case) then fallback to the ASCII key code but
 588     // don't do anything for function keys or etc.
 589     key = event.GetUnicodeKey();
 590     if (key <= 127)
 591     {
 592         key = event.GetKeyCode();
 593         keyOk = (key <= 127);
 594     }
 595 #else
 596     key = event.GetKeyCode();
 597     keyOk = (key <= 255);
 598 #endif
 599
 600     return keyOk;
 601 }
 602
 603 void wxGridCellEditor::StartingKey(wxKeyEvent& event)
 604 {
 605     event.Skip();
 606 }
 607
 608 void wxGridCellEditor::StartingClick()
 609 {
 610 }
 611
 612 #if wxUSE_TEXTCTRL
 613
 614 // ----------------------------------------------------------------------------
 615 // wxGridCellTextEditor
 616 // ----------------------------------------------------------------------------
 617
 618 wxGridCellTextEditor::wxGridCellTextEditor()
 619 {
 620     m_maxChars = 0;
 621 }
 622
 623 void wxGridCellTextEditor::Create(wxWindow* parent,
 624                                   wxWindowID id,
 625                                   wxEvtHandler* evtHandler)
 626 {
 627     m_control = new wxTextCtrl(parent, id, wxEmptyString,
 628                                wxDefaultPosition, wxDefaultSize
 629 #if defined(__WXMSW__)
 630                                ,
 631                                wxTE_PROCESS_ENTER |
 632                                wxTE_PROCESS_TAB |
 633                                wxTE_AUTO_SCROLL |
 634                                wxNO_BORDER
 635 #endif
 636                               );
 637
 638     // set max length allowed in the textctrl, if the parameter was set
 639     if (m_maxChars != 0)
 640     {
 641         ((wxTextCtrl*)m_control)->SetMaxLength(m_maxChars);
 642     }
 643
 644     wxGridCellEditor::Create(parent, id, evtHandler);
 645 }
 646
 647 void wxGridCellTextEditor::PaintBackground(const wxRect& WXUNUSED(rectCell),
 648                                            wxGridCellAttr * WXUNUSED(attr))
 649 {
 650     // as we fill the entire client area,
 651     // don't do anything here to minimize flicker
 652 }
 653
 654 void wxGridCellTextEditor::SetSize(const wxRect& rectOrig)
 655 {
 656     wxRect rect(rectOrig);
 657
 658     // Make the edit control large enough to allow for internal margins
 659     //
 660     // TODO: remove this if the text ctrl sizing is improved esp. for unix
 661     //
 662 #if defined(__WXGTK__)
 663     if (rect.x != 0)
 664     {
 665         rect.x += 1;
 666         rect.y += 1;
 667         rect.width -= 1;
 668         rect.height -= 1;
 669     }
 670 #elif defined(__WXMSW__)
 671     if ( rect.x == 0 )
 672         rect.x += 2;
 673     else
 674         rect.x += 3;
 675
 676     if ( rect.y == 0 )
 677         rect.y += 2;
 678     else
 679         rect.y += 3;
 680
 681     rect.width -= 2;
 682     rect.height -= 2;
 683 #else
 684     int extra_x = ( rect.x > 2 ) ? 2 : 1;
 685     int extra_y = ( rect.y > 2 ) ? 2 : 1;
 686
 687     #if defined(__WXMOTIF__)
 688         extra_x *= 2;
 689         extra_y *= 2;
 690     #endif
 691
 692     rect.SetLeft( wxMax(0, rect.x - extra_x) );
 693     rect.SetTop( wxMax(0, rect.y - extra_y) );
 694     rect.SetRight( rect.GetRight() + 2 * extra_x );
 695     rect.SetBottom( rect.GetBottom() + 2 * extra_y );
 696 #endif
 697
 698     wxGridCellEditor::SetSize(rect);
 699 }
 700
 701 void wxGridCellTextEditor::BeginEdit(int row, int col, wxGrid* grid)
 702 {
 703     wxASSERT_MSG(m_control, wxT("The wxGridCellEditor must be created first!"));
 704
 705     m_startValue = grid->GetTable()->GetValue(row, col);
 706
 707     DoBeginEdit(m_startValue);
 708 }
 709
 710 void wxGridCellTextEditor::DoBeginEdit(const wxString& startValue)
 711 {
 712     Text()->SetValue(startValue);
 713     Text()->SetInsertionPointEnd();
 714     Text()->SetSelection(-1, -1);
 715     Text()->SetFocus();
 716 }
 717
 718 bool wxGridCellTextEditor::EndEdit(int row, int col, wxGrid* grid)
 719 {
 720     wxASSERT_MSG(m_control, wxT("The wxGridCellEditor must be created first!"));
 721
 722     bool changed = false;
 723     wxString value = Text()->GetValue();
 724     if (value != m_startValue)
 725         changed = true;
 726
 727     if (changed)
 728         grid->GetTable()->SetValue(row, col, value);
 729
 730     m_startValue = wxEmptyString;
 731
 732     // No point in setting the text of the hidden control
 733     //Text()->SetValue(m_startValue);
 734
 735     return changed;
 736 }
 737
 738 void wxGridCellTextEditor::Reset()
 739 {
 740     wxASSERT_MSG(m_control, wxT("The wxGridCellEditor must be created first!"));
 741
 742     DoReset(m_startValue);
 743 }
 744
 745 void wxGridCellTextEditor::DoReset(const wxString& startValue)
 746 {
 747     Text()->SetValue(startValue);
 748     Text()->SetInsertionPointEnd();
 749 }
 750
 751 bool wxGridCellTextEditor::IsAcceptedKey(wxKeyEvent& event)
 752 {
 753     return wxGridCellEditor::IsAcceptedKey(event);
 754 }
 755
 756 void wxGridCellTextEditor::StartingKey(wxKeyEvent& event)
 757 {
 758     // Since this is now happening in the EVT_CHAR event EmulateKeyPress is no
 759     // longer an appropriate way to get the character into the text control.
 760     // Do it ourselves instead.  We know that if we get this far that we have
 761     // a valid character, so not a whole lot of testing needs to be done.
 762
 763     wxTextCtrl* tc = Text();
 764     wxChar ch;
 765     long pos;
 766
 767 #if wxUSE_UNICODE
 768     ch = event.GetUnicodeKey();
 769     if (ch <= 127)
 770         ch = (wxChar)event.GetKeyCode();
 771 #else
 772     ch = (wxChar)event.GetKeyCode();
 773 #endif
 774
 775     switch (ch)
 776     {
 777         case WXK_DELETE:
 778             // delete the character at the cursor
 779             pos = tc->GetInsertionPoint();
 780             if (pos < tc->GetLastPosition())
 781                 tc->Remove(pos, pos + 1);
 782             break;
 783
 784         case WXK_BACK:
 785             // delete the character before the cursor
 786             pos = tc->GetInsertionPoint();
 787             if (pos > 0)
 788                 tc->Remove(pos - 1, pos);
 789             break;
 790
 791         default:
 792             tc->WriteText(ch);
 793             break;
 794     }
 795 }
 796
 797 void wxGridCellTextEditor::HandleReturn( wxKeyEvent&
 798                                          WXUNUSED_GTK(WXUNUSED_MOTIF(event)) )
 799 {
 800 #if defined(__WXMOTIF__) || defined(__WXGTK__)
 801     // wxMotif needs a little extra help...
 802     size_t pos = (size_t)( Text()->GetInsertionPoint() );
 803     wxString s( Text()->GetValue() );
 804     s = s.Left(pos) + wxT("\n") + s.Mid(pos);
 805     Text()->SetValue(s);
 806     Text()->SetInsertionPoint( pos );
 807 #else
 808     // the other ports can handle a Return key press
 809     //
 810     event.Skip();
 811 #endif
 812 }
 813
 814 void wxGridCellTextEditor::SetParameters(const wxString& params)
 815 {
 816     if ( !params )
 817     {
 818         // reset to default
 819         m_maxChars = 0;
 820     }
 821     else
 822     {
 823         long tmp;
 824         if ( params.ToLong(&tmp) )
 825         {
 826             m_maxChars = (size_t)tmp;
 827         }
 828         else
 829         {
 830             wxLogDebug( _T("Invalid wxGridCellTextEditor parameter string '%s' ignored"), params.c_str() );
 831         }
 832     }
 833 }
 834
 835 // return the value in the text control
 836 wxString wxGridCellTextEditor::GetValue() const
 837 {
 838     return Text()->GetValue();
 839 }
 840
 841 // ----------------------------------------------------------------------------
 842 // wxGridCellNumberEditor
 843 // ----------------------------------------------------------------------------
 844
 845 wxGridCellNumberEditor::wxGridCellNumberEditor(int min, int max)
 846 {
 847     m_min = min;
 848     m_max = max;
 849 }
 850
 851 void wxGridCellNumberEditor::Create(wxWindow* parent,
 852                                     wxWindowID id,
 853                                     wxEvtHandler* evtHandler)
 854 {
 855 #if wxUSE_SPINCTRL
 856     if ( HasRange() )
 857     {
 858         // create a spin ctrl
 859         m_control = new wxSpinCtrl(parent, wxID_ANY, wxEmptyString,
 860                                    wxDefaultPosition, wxDefaultSize,
 861                                    wxSP_ARROW_KEYS,
 862                                    m_min, m_max);
 863
 864         wxGridCellEditor::Create(parent, id, evtHandler);
 865     }
 866     else
 867 #endif
 868     {
 869         // just a text control
 870         wxGridCellTextEditor::Create(parent, id, evtHandler);
 871
 872 #if wxUSE_VALIDATORS
 873         Text()->SetValidator(wxTextValidator(wxFILTER_NUMERIC));
 874 #endif
 875     }
 876 }
 877
 878 void wxGridCellNumberEditor::BeginEdit(int row, int col, wxGrid* grid)
 879 {
 880     // first get the value
 881     wxGridTableBase *table = grid->GetTable();
 882     if ( table->CanGetValueAs(row, col, wxGRID_VALUE_NUMBER) )
 883     {
 884         m_valueOld = table->GetValueAsLong(row, col);
 885     }
 886     else
 887     {
 888         m_valueOld = 0;
 889         wxString sValue = table->GetValue(row, col);
 890         if (! sValue.ToLong(&m_valueOld) && ! sValue.empty())
 891         {
 892             wxFAIL_MSG( _T("this cell doesn't have numeric value") );
 893             return;
 894         }
 895     }
 896
 897 #if wxUSE_SPINCTRL
 898     if ( HasRange() )
 899     {
 900         Spin()->SetValue((int)m_valueOld);
 901         Spin()->SetFocus();
 902     }
 903     else
 904 #endif
 905     {
 906         DoBeginEdit(GetString());
 907     }
 908 }
 909
 910 bool wxGridCellNumberEditor::EndEdit(int row, int col,
 911                                      wxGrid* grid)
 912 {
 913     bool changed;
 914     long value = 0;
 915     wxString text;
 916
 917 #if wxUSE_SPINCTRL
 918     if ( HasRange() )
 919     {
 920         value = Spin()->GetValue();
 921         changed = value != m_valueOld;
 922         if (changed)
 923             text = wxString::Format(wxT("%ld"), value);
 924     }
 925     else
 926 #endif
 927     {
 928         text = Text()->GetValue();
 929         changed = (text.empty() || text.ToLong(&value)) && (value != m_valueOld);
 930     }
 931
 932     if ( changed )
 933     {
 934         if (grid->GetTable()->CanSetValueAs(row, col, wxGRID_VALUE_NUMBER))
 935             grid->GetTable()->SetValueAsLong(row, col, value);
 936         else
 937             grid->GetTable()->SetValue(row, col, text);
 938     }
 939
 940     return changed;
 941 }
 942
 943 void wxGridCellNumberEditor::Reset()
 944 {
 945 #if wxUSE_SPINCTRL
 946     if ( HasRange() )
 947     {
 948         Spin()->SetValue((int)m_valueOld);
 949     }
 950     else
 951 #endif
 952     {
 953         DoReset(GetString());
 954     }
 955 }
 956
 957 bool wxGridCellNumberEditor::IsAcceptedKey(wxKeyEvent& event)
 958 {
 959     if ( wxGridCellEditor::IsAcceptedKey(event) )
 960     {
 961         int keycode = event.GetKeyCode();
 962         if ( (keycode < 128) &&
 963              (wxIsdigit(keycode) || keycode == '+' || keycode == '-'))
 964         {
 965             return true;
 966         }
 967     }
 968
 969     return false;
 970 }
 971
 972 void wxGridCellNumberEditor::StartingKey(wxKeyEvent& event)
 973 {
 974     int keycode = event.GetKeyCode();
 975     if ( !HasRange() )
 976     {
 977         if ( wxIsdigit(keycode) || keycode == '+' || keycode == '-')
 978         {
 979             wxGridCellTextEditor::StartingKey(event);
 980
 981             // skip Skip() below
 982             return;
 983         }
 984     }
 985 #if wxUSE_SPINCTRL
 986     else
 987     {
 988         if ( wxIsdigit(keycode) )
 989         {
 990             wxSpinCtrl* spin = (wxSpinCtrl*)m_control;
 991             spin->SetValue(keycode - '0');
 992             spin->SetSelection(1,1);
 993             return;
 994         }
 995     }
 996 #endif
 997
 998     event.Skip();
 999 }
1000
1001 void wxGridCellNumberEditor::SetParameters(const wxString& params)
1002 {
1003     if ( !params )
1004     {
1005         // reset to default
1006         m_min =
1007         m_max = -1;
1008     }
1009     else
1010     {
1011         long tmp;
1012         if ( params.BeforeFirst(_T(',')).ToLong(&tmp) )
1013         {
1014             m_min = (int)tmp;
1015
1016             if ( params.AfterFirst(_T(',')).ToLong(&tmp) )
1017             {
1018                 m_max = (int)tmp;
1019
1020                 // skip the error message below
1021                 return;
1022             }
1023         }
1024
1025         wxLogDebug(_T("Invalid wxGridCellNumberEditor parameter string '%s' ignored"), params.c_str());
1026     }
1027 }
1028
1029 // return the value in the spin control if it is there (the text control otherwise)
1030 wxString wxGridCellNumberEditor::GetValue() const
1031 {
1032     wxString s;
1033
1034 #if wxUSE_SPINCTRL
1035     if ( HasRange() )
1036     {
1037         long value = Spin()->GetValue();
1038         s.Printf(wxT("%ld"), value);
1039     }
1040     else
1041 #endif
1042     {
1043         s = Text()->GetValue();
1044     }
1045
1046     return s;
1047 }
1048
1049 // ----------------------------------------------------------------------------
1050 // wxGridCellFloatEditor
1051 // ----------------------------------------------------------------------------
1052
1053 wxGridCellFloatEditor::wxGridCellFloatEditor(int width, int precision)
1054 {
1055     m_width = width;
1056     m_precision = precision;
1057 }
1058
1059 void wxGridCellFloatEditor::Create(wxWindow* parent,
1060                                    wxWindowID id,
1061                                    wxEvtHandler* evtHandler)
1062 {
1063     wxGridCellTextEditor::Create(parent, id, evtHandler);
1064
1065 #if wxUSE_VALIDATORS
1066     Text()->SetValidator(wxTextValidator(wxFILTER_NUMERIC));
1067 #endif
1068 }
1069
1070 void wxGridCellFloatEditor::BeginEdit(int row, int col, wxGrid* grid)
1071 {
1072     // first get the value
1073     wxGridTableBase *table = grid->GetTable();
1074     if ( table->CanGetValueAs(row, col, wxGRID_VALUE_FLOAT) )
1075     {
1076         m_valueOld = table->GetValueAsDouble(row, col);
1077     }
1078     else
1079     {
1080         m_valueOld = 0.0;
1081         wxString sValue = table->GetValue(row, col);
1082         if (! sValue.ToDouble(&m_valueOld) && ! sValue.empty())
1083         {
1084             wxFAIL_MSG( _T("this cell doesn't have float value") );
1085             return;
1086         }
1087     }
1088
1089     DoBeginEdit(GetString());
1090 }
1091
1092 bool wxGridCellFloatEditor::EndEdit(int row, int col,
1093                                      wxGrid* grid)
1094 {
1095     double value = 0.0;
1096     wxString text(Text()->GetValue());
1097
1098     if ( (text.empty() || text.ToDouble(&value)) &&
1099             !wxIsSameDouble(value, m_valueOld) )
1100     {
1101         if (grid->GetTable()->CanSetValueAs(row, col, wxGRID_VALUE_FLOAT))
1102             grid->GetTable()->SetValueAsDouble(row, col, value);
1103         else
1104             grid->GetTable()->SetValue(row, col, text);
1105
1106         return true;
1107     }
1108
1109     return false;
1110 }
1111
1112 void wxGridCellFloatEditor::Reset()
1113 {
1114     DoReset(GetString());
1115 }
1116
1117 void wxGridCellFloatEditor::StartingKey(wxKeyEvent& event)
1118 {
1119     int keycode = event.GetKeyCode();
1120     char tmpbuf[2];
1121     tmpbuf[0] = (char) keycode;
1122     tmpbuf[1] = '\0';
1123     wxString strbuf(tmpbuf, *wxConvCurrent);
1124
1125 #if wxUSE_INTL
1126     bool is_decimal_point = ( strbuf ==
1127        wxLocale::GetInfo(wxLOCALE_DECIMAL_POINT, wxLOCALE_CAT_NUMBER) );
1128 #else
1129     bool is_decimal_point = ( strbuf == _T(".") );
1130 #endif
1131
1132     if ( wxIsdigit(keycode) || keycode == '+' || keycode == '-'
1133          || is_decimal_point )
1134     {
1135         wxGridCellTextEditor::StartingKey(event);
1136
1137         // skip Skip() below
1138         return;
1139     }
1140
1141     event.Skip();
1142 }
1143
1144 void wxGridCellFloatEditor::SetParameters(const wxString& params)
1145 {
1146     if ( !params )
1147     {
1148         // reset to default
1149         m_width =
1150         m_precision = -1;
1151     }
1152     else
1153     {
1154         long tmp;
1155         if ( params.BeforeFirst(_T(',')).ToLong(&tmp) )
1156         {
1157             m_width = (int)tmp;
1158
1159             if ( params.AfterFirst(_T(',')).ToLong(&tmp) )
1160             {
1161                 m_precision = (int)tmp;
1162
1163                 // skip the error message below
1164                 return;
1165             }
1166         }
1167
1168         wxLogDebug(_T("Invalid wxGridCellFloatEditor parameter string '%s' ignored"), params.c_str());
1169     }
1170 }
1171
1172 wxString wxGridCellFloatEditor::GetString() const
1173 {
1174     wxString fmt;
1175     if ( m_precision == -1 && m_width != -1)
1176     {
1177         // default precision
1178         fmt.Printf(_T("%%%d.f"), m_width);
1179     }
1180     else if ( m_precision != -1 && m_width == -1)
1181     {
1182         // default width
1183         fmt.Printf(_T("%%.%df"), m_precision);
1184     }
1185     else if ( m_precision != -1 && m_width != -1 )
1186     {
1187         fmt.Printf(_T("%%%d.%df"), m_width, m_precision);
1188     }
1189     else
1190     {
1191         // default width/precision
1192         fmt = _T("%f");
1193     }
1194
1195     return wxString::Format(fmt, m_valueOld);
1196 }
1197
1198 bool wxGridCellFloatEditor::IsAcceptedKey(wxKeyEvent& event)
1199 {
1200     if ( wxGridCellEditor::IsAcceptedKey(event) )
1201     {
1202         const int keycode = event.GetKeyCode();
1203         if ( isascii(keycode) )
1204         {
1205             char tmpbuf[2];
1206             tmpbuf[0] = (char) keycode;
1207             tmpbuf[1] = '\0';
1208             wxString strbuf(tmpbuf, *wxConvCurrent);
1209
1210 #if wxUSE_INTL
1211             const wxString decimalPoint =
1212                 wxLocale::GetInfo(wxLOCALE_DECIMAL_POINT, wxLOCALE_CAT_NUMBER);
1213 #else
1214             const wxString decimalPoint(_T('.'));
1215 #endif
1216
1217             // accept digits, 'e' as in '1e+6', also '-', '+', and '.'
1218             if ( wxIsdigit(keycode) ||
1219                     tolower(keycode) == 'e' ||
1220                         keycode == decimalPoint ||
1221                             keycode == '+' ||
1222                                 keycode == '-' )
1223             {
1224                 return true;
1225             }
1226         }
1227     }
1228
1229     return false;
1230 }
1231
1232 #endif // wxUSE_TEXTCTRL
1233
1234 #if wxUSE_CHECKBOX
1235
1236 // ----------------------------------------------------------------------------
1237 // wxGridCellBoolEditor
1238 // ----------------------------------------------------------------------------
1239
1240 // the default values for GetValue()
1241 wxString wxGridCellBoolEditor::ms_stringValues[2] = { _T(""), _T("1") };
1242
1243 void wxGridCellBoolEditor::Create(wxWindow* parent,
1244                                   wxWindowID id,
1245                                   wxEvtHandler* evtHandler)
1246 {
1247     m_control = new wxCheckBox(parent, id, wxEmptyString,
1248                                wxDefaultPosition, wxDefaultSize,
1249                                wxNO_BORDER);
1250
1251     wxGridCellEditor::Create(parent, id, evtHandler);
1252 }
1253
1254 void wxGridCellBoolEditor::SetSize(const wxRect& r)
1255 {
1256     bool resize = false;
1257     wxSize size = m_control->GetSize();
1258     wxCoord minSize = wxMin(r.width, r.height);
1259
1260     // check if the checkbox is not too big/small for this cell
1261     wxSize sizeBest = m_control->GetBestSize();
1262     if ( !(size == sizeBest) )
1263     {
1264         // reset to default size if it had been made smaller
1265         size = sizeBest;
1266
1267         resize = true;
1268     }
1269
1270     if ( size.x >= minSize || size.y >= minSize )
1271     {
1272         // leave 1 pixel margin
1273         size.x = size.y = minSize - 2;
1274
1275         resize = true;
1276     }
1277
1278     if ( resize )
1279     {
1280         m_control->SetSize(size);
1281     }
1282
1283     // position it in the centre of the rectangle (TODO: support alignment?)
1284
1285 #if defined(__WXGTK__) || defined (__WXMOTIF__)
1286     // the checkbox without label still has some space to the right in wxGTK,
1287     // so shift it to the right
1288     size.x -= 8;
1289 #elif defined(__WXMSW__)
1290     // here too, but in other way
1291     size.x += 1;
1292     size.y -= 2;
1293 #endif
1294
1295     int hAlign = wxALIGN_CENTRE;
1296     int vAlign = wxALIGN_CENTRE;
1297     if (GetCellAttr())
1298         GetCellAttr()->GetAlignment(& hAlign, & vAlign);
1299
1300     int x = 0, y = 0;
1301     if (hAlign == wxALIGN_LEFT)
1302     {
1303         x = r.x + 2;
1304
1305 #ifdef __WXMSW__
1306         x += 2;
1307 #endif
1308
1309         y = r.y + r.height / 2 - size.y / 2;
1310     }
1311     else if (hAlign == wxALIGN_RIGHT)
1312     {
1313         x = r.x + r.width - size.x - 2;
1314         y = r.y + r.height / 2 - size.y / 2;
1315     }
1316     else if (hAlign == wxALIGN_CENTRE)
1317     {
1318         x = r.x + r.width / 2 - size.x / 2;
1319         y = r.y + r.height / 2 - size.y / 2;
1320     }
1321
1322     m_control->Move(x, y);
1323 }
1324
1325 void wxGridCellBoolEditor::Show(bool show, wxGridCellAttr *attr)
1326 {
1327     m_control->Show(show);
1328
1329     if ( show )
1330     {
1331         wxColour colBg = attr ? attr->GetBackgroundColour() : *wxLIGHT_GREY;
1332         CBox()->SetBackgroundColour(colBg);
1333     }
1334 }
1335
1336 void wxGridCellBoolEditor::BeginEdit(int row, int col, wxGrid* grid)
1337 {
1338     wxASSERT_MSG(m_control,
1339                  wxT("The wxGridCellEditor must be created first!"));
1340
1341     if (grid->GetTable()->CanGetValueAs(row, col, wxGRID_VALUE_BOOL))
1342     {
1343         m_startValue = grid->GetTable()->GetValueAsBool(row, col);
1344     }
1345     else
1346     {
1347         wxString cellval( grid->GetTable()->GetValue(row, col) );
1348
1349         if ( cellval == ms_stringValues[false] )
1350             m_startValue = false;
1351         else if ( cellval == ms_stringValues[true] )
1352             m_startValue = true;
1353         else
1354         {
1355             // do not try to be smart here and convert it to true or false
1356             // because we'll still overwrite it with something different and
1357             // this risks to be very surprising for the user code, let them
1358             // know about it
1359             wxFAIL_MSG( _T("invalid value for a cell with bool editor!") );
1360         }
1361     }
1362
1363     CBox()->SetValue(m_startValue);
1364     CBox()->SetFocus();
1365 }
1366
1367 bool wxGridCellBoolEditor::EndEdit(int row, int col,
1368                                    wxGrid* grid)
1369 {
1370     wxASSERT_MSG(m_control,
1371                  wxT("The wxGridCellEditor must be created first!"));
1372
1373     bool changed = false;
1374     bool value = CBox()->GetValue();
1375     if ( value != m_startValue )
1376         changed = true;
1377
1378     if ( changed )
1379     {
1380         wxGridTableBase * const table = grid->GetTable();
1381         if ( table->CanGetValueAs(row, col, wxGRID_VALUE_BOOL) )
1382             table->SetValueAsBool(row, col, value);
1383         else
1384             table->SetValue(row, col, GetValue());
1385     }
1386
1387     return changed;
1388 }
1389
1390 void wxGridCellBoolEditor::Reset()
1391 {
1392     wxASSERT_MSG(m_control,
1393                  wxT("The wxGridCellEditor must be created first!"));
1394
1395     CBox()->SetValue(m_startValue);
1396 }
1397
1398 void wxGridCellBoolEditor::StartingClick()
1399 {
1400     CBox()->SetValue(!CBox()->GetValue());
1401 }
1402
1403 bool wxGridCellBoolEditor::IsAcceptedKey(wxKeyEvent& event)
1404 {
1405     if ( wxGridCellEditor::IsAcceptedKey(event) )
1406     {
1407         int keycode = event.GetKeyCode();
1408         switch ( keycode )
1409         {
1410             case WXK_SPACE:
1411             case '+':
1412             case '-':
1413                 return true;
1414         }
1415     }
1416
1417     return false;
1418 }
1419
1420 void wxGridCellBoolEditor::StartingKey(wxKeyEvent& event)
1421 {
1422     int keycode = event.GetKeyCode();
1423     switch ( keycode )
1424     {
1425         case WXK_SPACE:
1426             CBox()->SetValue(!CBox()->GetValue());
1427             break;
1428
1429         case '+':
1430             CBox()->SetValue(true);
1431             break;
1432
1433         case '-':
1434             CBox()->SetValue(false);
1435             break;
1436     }
1437 }
1438
1439 wxString wxGridCellBoolEditor::GetValue() const
1440 {
1441   return ms_stringValues[CBox()->GetValue()];
1442 }
1443
1444 /* static */ void
1445 wxGridCellBoolEditor::UseStringValues(const wxString& valueTrue,
1446                                       const wxString& valueFalse)
1447 {
1448     ms_stringValues[false] = valueFalse;
1449     ms_stringValues[true] = valueTrue;
1450 }
1451
1452 /* static */ bool
1453 wxGridCellBoolEditor::IsTrueValue(const wxString& value)
1454 {
1455     return value == ms_stringValues[true];
1456 }
1457
1458 #endif // wxUSE_CHECKBOX
1459
1460 #if wxUSE_COMBOBOX
1461
1462 // ----------------------------------------------------------------------------
1463 // wxGridCellChoiceEditor
1464 // ----------------------------------------------------------------------------
1465
1466 wxGridCellChoiceEditor::wxGridCellChoiceEditor(const wxArrayString& choices,
1467                                                bool allowOthers)
1468     : m_choices(choices),
1469       m_allowOthers(allowOthers) { }
1470
1471 wxGridCellChoiceEditor::wxGridCellChoiceEditor(size_t count,
1472                                                const wxString choices[],
1473                                                bool allowOthers)
1474                       : m_allowOthers(allowOthers)
1475 {
1476     if ( count )
1477     {
1478         m_choices.Alloc(count);
1479         for ( size_t n = 0; n < count; n++ )
1480         {
1481             m_choices.Add(choices[n]);
1482         }
1483     }
1484 }
1485
1486 wxGridCellEditor *wxGridCellChoiceEditor::Clone() const
1487 {
1488     wxGridCellChoiceEditor *editor = new wxGridCellChoiceEditor;
1489     editor->m_allowOthers = m_allowOthers;
1490     editor->m_choices = m_choices;
1491
1492     return editor;
1493 }
1494
1495 void wxGridCellChoiceEditor::Create(wxWindow* parent,
1496                                     wxWindowID id,
1497                                     wxEvtHandler* evtHandler)
1498 {
1499     m_control = new wxComboBox(parent, id, wxEmptyString,
1500                                wxDefaultPosition, wxDefaultSize,
1501                                m_choices,
1502                                m_allowOthers ? 0 : wxCB_READONLY);
1503
1504     wxGridCellEditor::Create(parent, id, evtHandler);
1505 }
1506
1507 void wxGridCellChoiceEditor::PaintBackground(const wxRect& rectCell,
1508                                              wxGridCellAttr * attr)
1509 {
1510     // as we fill the entire client area, don't do anything here to minimize
1511     // flicker
1512
1513     // TODO: It doesn't actually fill the client area since the height of a
1514     // combo always defaults to the standard.  Until someone has time to
1515     // figure out the right rectangle to paint, just do it the normal way.
1516     wxGridCellEditor::PaintBackground(rectCell, attr);
1517 }
1518
1519 void wxGridCellChoiceEditor::BeginEdit(int row, int col, wxGrid* grid)
1520 {
1521     wxASSERT_MSG(m_control,
1522                  wxT("The wxGridCellEditor must be created first!"));
1523
1524     wxGridCellEditorEvtHandler* evtHandler = NULL;
1525     if (m_control)
1526         evtHandler = wxDynamicCast(m_control->GetEventHandler(), wxGridCellEditorEvtHandler);
1527
1528     // Don't immediately end if we get a kill focus event within BeginEdit
1529     if (evtHandler)
1530         evtHandler->SetInSetFocus(true);
1531
1532     m_startValue = grid->GetTable()->GetValue(row, col);
1533
1534     if (m_allowOthers)
1535     {
1536         Combo()->SetValue(m_startValue);
1537     }
1538     else
1539     {
1540         // find the right position, or default to the first if not found
1541         int pos = Combo()->FindString(m_startValue);
1542         if (pos == wxNOT_FOUND)
1543             pos = 0;
1544         Combo()->SetSelection(pos);
1545     }
1546
1547     Combo()->SetInsertionPointEnd();
1548     Combo()->SetFocus();
1549
1550     if (evtHandler)
1551     {
1552         // When dropping down the menu, a kill focus event
1553         // happens after this point, so we can't reset the flag yet.
1554 #if !defined(__WXGTK20__)
1555         evtHandler->SetInSetFocus(false);
1556 #endif
1557     }
1558 }
1559
1560 bool wxGridCellChoiceEditor::EndEdit(int row, int col,
1561                                      wxGrid* grid)
1562 {
1563     wxString value = Combo()->GetValue();
1564     if ( value == m_startValue )
1565         return false;
1566
1567     grid->GetTable()->SetValue(row, col, value);
1568
1569     return true;
1570 }
1571
1572 void wxGridCellChoiceEditor::Reset()
1573 {
1574     Combo()->SetValue(m_startValue);
1575     Combo()->SetInsertionPointEnd();
1576 }
1577
1578 void wxGridCellChoiceEditor::SetParameters(const wxString& params)
1579 {
1580     if ( !params )
1581     {
1582         // what can we do?
1583         return;
1584     }
1585
1586     m_choices.Empty();
1587
1588     wxStringTokenizer tk(params, _T(','));
1589     while ( tk.HasMoreTokens() )
1590     {
1591         m_choices.Add(tk.GetNextToken());
1592     }
1593 }
1594
1595 // return the value in the text control
1596 wxString wxGridCellChoiceEditor::GetValue() const
1597 {
1598   return Combo()->GetValue();
1599 }
1600
1601 #endif // wxUSE_COMBOBOX
1602
1603 // ----------------------------------------------------------------------------
1604 // wxGridCellEditorEvtHandler
1605 // ----------------------------------------------------------------------------
1606
1607 void wxGridCellEditorEvtHandler::OnKillFocus(wxFocusEvent& event)
1608 {
1609     // Don't disable the cell if we're just starting to edit it
1610     if (m_inSetFocus)
1611         return;
1612
1613     // accept changes
1614     m_grid->DisableCellEditControl();
1615
1616     event.Skip();
1617 }
1618
1619 void wxGridCellEditorEvtHandler::OnKeyDown(wxKeyEvent& event)
1620 {
1621     switch ( event.GetKeyCode() )
1622     {
1623         case WXK_ESCAPE:
1624             m_editor->Reset();
1625             m_grid->DisableCellEditControl();
1626             break;
1627
1628         case WXK_TAB:
1629             m_grid->GetEventHandler()->ProcessEvent( event );
1630             break;
1631
1632         case WXK_RETURN:
1633         case WXK_NUMPAD_ENTER:
1634             if (!m_grid->GetEventHandler()->ProcessEvent(event))
1635                 m_editor->HandleReturn(event);
1636             break;
1637
1638         default:
1639             event.Skip();
1640             break;
1641     }
1642 }
1643
1644 void wxGridCellEditorEvtHandler::OnChar(wxKeyEvent& event)
1645 {
1646     int row = m_grid->GetGridCursorRow();
1647     int col = m_grid->GetGridCursorCol();
1648     wxRect rect = m_grid->CellToRect( row, col );
1649     int cw, ch;
1650     m_grid->GetGridWindow()->GetClientSize( &cw, &ch );
1651
1652     // if cell width is smaller than grid client area, cell is wholly visible
1653     bool wholeCellVisible = (rect.GetWidth() < cw);
1654
1655     switch ( event.GetKeyCode() )
1656     {
1657         case WXK_ESCAPE:
1658         case WXK_TAB:
1659         case WXK_RETURN:
1660         case WXK_NUMPAD_ENTER:
1661             break;
1662
1663         case WXK_HOME:
1664         {
1665             if ( wholeCellVisible )
1666             {
1667                 // no special processing needed...
1668                 event.Skip();
1669                 break;
1670             }
1671
1672             // do special processing for partly visible cell...
1673
1674             // get the widths of all cells previous to this one
1675             int colXPos = 0;
1676             for ( int i = 0; i < col; i++ )
1677             {
1678                 colXPos += m_grid->GetColSize(i);
1679             }
1680
1681             int xUnit = 1, yUnit = 1;
1682             m_grid->GetScrollPixelsPerUnit(&xUnit, &yUnit);
1683             if (col != 0)
1684             {
1685                 m_grid->Scroll(colXPos / xUnit - 1, m_grid->GetScrollPos(wxVERTICAL));
1686             }
1687             else
1688             {
1689                 m_grid->Scroll(colXPos / xUnit, m_grid->GetScrollPos(wxVERTICAL));
1690             }
1691             event.Skip();
1692             break;
1693         }
1694
1695         case WXK_END:
1696         {
1697             if ( wholeCellVisible )
1698             {
1699                 // no special processing needed...
1700                 event.Skip();
1701                 break;
1702             }
1703
1704             // do special processing for partly visible cell...
1705
1706             int textWidth = 0;
1707             wxString value = m_grid->GetCellValue(row, col);
1708             if ( wxEmptyString != value )
1709             {
1710                 // get width of cell CONTENTS (text)
1711                 int y;
1712                 wxFont font = m_grid->GetCellFont(row, col);
1713                 m_grid->GetTextExtent(value, &textWidth, &y, NULL, NULL, &font);
1714
1715                 // try to RIGHT align the text by scrolling
1716                 int client_right = m_grid->GetGridWindow()->GetClientSize().GetWidth();
1717
1718                 // (m_grid->GetScrollLineX()*2) is a factor for not scrolling to far,
1719                 // otherwise the last part of the cell content might be hidden below the scroll bar
1720                 // FIXME: maybe there is a more suitable correction?
1721                 textWidth -= (client_right - (m_grid->GetScrollLineX() * 2));
1722                 if ( textWidth < 0 )
1723                 {
1724                     textWidth = 0;
1725                 }
1726             }
1727
1728             // get the widths of all cells previous to this one
1729             int colXPos = 0;
1730             for ( int i = 0; i < col; i++ )
1731             {
1732                 colXPos += m_grid->GetColSize(i);
1733             }
1734
1735             // and add the (modified) text width of the cell contents
1736             // as we'd like to see the last part of the cell contents
1737             colXPos += textWidth;
1738
1739             int xUnit = 1, yUnit = 1;
1740             m_grid->GetScrollPixelsPerUnit(&xUnit, &yUnit);
1741             m_grid->Scroll(colXPos / xUnit - 1, m_grid->GetScrollPos(wxVERTICAL));
1742             event.Skip();
1743             break;
1744         }
1745
1746         default:
1747             event.Skip();
1748             break;
1749     }
1750 }
1751
1752 // ----------------------------------------------------------------------------
1753 // wxGridCellWorker is an (almost) empty common base class for
1754 // wxGridCellRenderer and wxGridCellEditor managing ref counting
1755 // ----------------------------------------------------------------------------
1756
1757 void wxGridCellWorker::SetParameters(const wxString& WXUNUSED(params))
1758 {
1759     // nothing to do
1760 }
1761
1762 wxGridCellWorker::~wxGridCellWorker()
1763 {
1764 }
1765
1766 // ============================================================================
1767 // renderer classes
1768 // ============================================================================
1769
1770 // ----------------------------------------------------------------------------
1771 // wxGridCellRenderer
1772 // ----------------------------------------------------------------------------
1773
1774 void wxGridCellRenderer::Draw(wxGrid& grid,
1775                               wxGridCellAttr& attr,
1776                               wxDC& dc,
1777                               const wxRect& rect,
1778                               int WXUNUSED(row), int WXUNUSED(col),
1779                               bool isSelected)
1780 {
1781     dc.SetBackgroundMode( wxSOLID );
1782
1783     // grey out fields if the grid is disabled
1784     if ( grid.IsEnabled() )
1785     {
1786         if ( isSelected )
1787         {
1788             dc.SetBrush( wxBrush(grid.GetSelectionBackground(), wxSOLID) );
1789         }
1790         else
1791         {
1792             dc.SetBrush( wxBrush(attr.GetBackgroundColour(), wxSOLID) );
1793         }
1794     }
1795     else
1796     {
1797         dc.SetBrush(wxBrush(wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE), wxSOLID));
1798     }
1799
1800     dc.SetPen( *wxTRANSPARENT_PEN );
1801     dc.DrawRectangle(rect);
1802 }
1803
1804 // ----------------------------------------------------------------------------
1805 // wxGridCellStringRenderer
1806 // ----------------------------------------------------------------------------
1807
1808 void wxGridCellStringRenderer::SetTextColoursAndFont(const wxGrid& grid,
1809                                                      const wxGridCellAttr& attr,
1810                                                      wxDC& dc,
1811                                                      bool isSelected)
1812 {
1813     dc.SetBackgroundMode( wxTRANSPARENT );
1814
1815     // TODO some special colours for attr.IsReadOnly() case?
1816
1817     // different coloured text when the grid is disabled
1818     if ( grid.IsEnabled() )
1819     {
1820         if ( isSelected )
1821         {
1822             dc.SetTextBackground( grid.GetSelectionBackground() );
1823             dc.SetTextForeground( grid.GetSelectionForeground() );
1824         }
1825         else
1826         {
1827             dc.SetTextBackground( attr.GetBackgroundColour() );
1828             dc.SetTextForeground( attr.GetTextColour() );
1829         }
1830     }
1831     else
1832     {
1833         dc.SetTextBackground(wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE));
1834         dc.SetTextForeground(wxSystemSettings::GetColour(wxSYS_COLOUR_GRAYTEXT));
1835     }
1836
1837     dc.SetFont( attr.GetFont() );
1838 }
1839
1840 wxSize wxGridCellStringRenderer::DoGetBestSize(const wxGridCellAttr& attr,
1841                                                wxDC& dc,
1842                                                const wxString& text)
1843 {
1844     wxCoord x = 0, y = 0, max_x = 0;
1845     dc.SetFont(attr.GetFont());
1846     wxStringTokenizer tk(text, _T('\n'));
1847     while ( tk.HasMoreTokens() )
1848     {
1849         dc.GetTextExtent(tk.GetNextToken(), &x, &y);
1850         max_x = wxMax(max_x, x);
1851     }
1852
1853     y *= 1 + text.Freq(wxT('\n')); // multiply by the number of lines.
1854
1855     return wxSize(max_x, y);
1856 }
1857
1858 wxSize wxGridCellStringRenderer::GetBestSize(wxGrid& grid,
1859                                              wxGridCellAttr& attr,
1860                                              wxDC& dc,
1861                                              int row, int col)
1862 {
1863     return DoGetBestSize(attr, dc, grid.GetCellValue(row, col));
1864 }
1865
1866 void wxGridCellStringRenderer::Draw(wxGrid& grid,
1867                                     wxGridCellAttr& attr,
1868                                     wxDC& dc,
1869                                     const wxRect& rectCell,
1870                                     int row, int col,
1871                                     bool isSelected)
1872 {
1873     wxRect rect = rectCell;
1874     rect.Inflate(-1);
1875
1876     // erase only this cells background, overflow cells should have been erased
1877     wxGridCellRenderer::Draw(grid, attr, dc, rectCell, row, col, isSelected);
1878
1879     int hAlign, vAlign;
1880     attr.GetAlignment(&hAlign, &vAlign);
1881
1882     int overflowCols = 0;
1883
1884     if (attr.GetOverflow())
1885     {
1886         int cols = grid.GetNumberCols();
1887         int best_width = GetBestSize(grid,attr,dc,row,col).GetWidth();
1888         int cell_rows, cell_cols;
1889         attr.GetSize( &cell_rows, &cell_cols ); // shouldn't get here if <= 0
1890         if ((best_width > rectCell.width) && (col < cols) && grid.GetTable())
1891         {
1892             int i, c_cols, c_rows;
1893             for (i = col+cell_cols; i < cols; i++)
1894             {
1895                 bool is_empty = true;
1896                 for (int j=row; j < row + cell_rows; j++)
1897                 {
1898                     // check w/ anchor cell for multicell block
1899                     grid.GetCellSize(j, i, &c_rows, &c_cols);
1900                     if (c_rows > 0)
1901                         c_rows = 0;
1902                     if (!grid.GetTable()->IsEmptyCell(j + c_rows, i))
1903                     {
1904                         is_empty = false;
1905                         break;
1906                     }
1907                 }
1908
1909                 if (is_empty)
1910                 {
1911                     rect.width += grid.GetColSize(i);
1912                 }
1913                 else
1914                 {
1915                     i--;
1916                     break;
1917                 }
1918
1919                 if (rect.width >= best_width)
1920                     break;
1921             }
1922
1923             overflowCols = i - col - cell_cols + 1;
1924             if (overflowCols >= cols)
1925                 overflowCols = cols - 1;
1926         }
1927
1928         if (overflowCols > 0) // redraw overflow cells w/ proper hilight
1929         {
1930             hAlign = wxALIGN_LEFT; // if oveflowed then it's left aligned
1931             wxRect clip = rect;
1932             clip.x += rectCell.width;
1933             // draw each overflow cell individually
1934             int col_end = col + cell_cols + overflowCols;
1935             if (col_end >= grid.GetNumberCols())
1936                 col_end = grid.GetNumberCols() - 1;
1937             for (int i = col + cell_cols; i <= col_end; i++)
1938             {
1939                 clip.width = grid.GetColSize(i) - 1;
1940                 dc.DestroyClippingRegion();
1941                 dc.SetClippingRegion(clip);
1942
1943                 SetTextColoursAndFont(grid, attr, dc,
1944                         grid.IsInSelection(row,i));
1945
1946                 grid.DrawTextRectangle(dc, grid.GetCellValue(row, col),
1947                         rect, hAlign, vAlign);
1948                 clip.x += grid.GetColSize(i) - 1;
1949             }
1950
1951             rect = rectCell;
1952             rect.Inflate(-1);
1953             rect.width++;
1954             dc.DestroyClippingRegion();
1955         }
1956     }
1957
1958     // now we only have to draw the text
1959     SetTextColoursAndFont(grid, attr, dc, isSelected);
1960
1961     grid.DrawTextRectangle(dc, grid.GetCellValue(row, col),
1962                            rect, hAlign, vAlign);
1963 }
1964
1965 // ----------------------------------------------------------------------------
1966 // wxGridCellNumberRenderer
1967 // ----------------------------------------------------------------------------
1968
1969 wxString wxGridCellNumberRenderer::GetString(const wxGrid& grid, int row, int col)
1970 {
1971     wxGridTableBase *table = grid.GetTable();
1972     wxString text;
1973     if ( table->CanGetValueAs(row, col, wxGRID_VALUE_NUMBER) )
1974     {
1975         text.Printf(_T("%ld"), table->GetValueAsLong(row, col));
1976     }
1977     else
1978     {
1979         text = table->GetValue(row, col);
1980     }
1981
1982     return text;
1983 }
1984
1985 void wxGridCellNumberRenderer::Draw(wxGrid& grid,
1986                                     wxGridCellAttr& attr,
1987                                     wxDC& dc,
1988                                     const wxRect& rectCell,
1989                                     int row, int col,
1990                                     bool isSelected)
1991 {
1992     wxGridCellRenderer::Draw(grid, attr, dc, rectCell, row, col, isSelected);
1993
1994     SetTextColoursAndFont(grid, attr, dc, isSelected);
1995
1996     // draw the text right aligned by default
1997     int hAlign, vAlign;
1998     attr.GetAlignment(&hAlign, &vAlign);
1999     hAlign = wxALIGN_RIGHT;
2000
2001     wxRect rect = rectCell;
2002     rect.Inflate(-1);
2003
2004     grid.DrawTextRectangle(dc, GetString(grid, row, col), rect, hAlign, vAlign);
2005 }
2006
2007 wxSize wxGridCellNumberRenderer::GetBestSize(wxGrid& grid,
2008                                              wxGridCellAttr& attr,
2009                                              wxDC& dc,
2010                                              int row, int col)
2011 {
2012     return DoGetBestSize(attr, dc, GetString(grid, row, col));
2013 }
2014
2015 // ----------------------------------------------------------------------------
2016 // wxGridCellFloatRenderer
2017 // ----------------------------------------------------------------------------
2018
2019 wxGridCellFloatRenderer::wxGridCellFloatRenderer(int width, int precision)
2020 {
2021     SetWidth(width);
2022     SetPrecision(precision);
2023 }
2024
2025 wxGridCellRenderer *wxGridCellFloatRenderer::Clone() const
2026 {
2027     wxGridCellFloatRenderer *renderer = new wxGridCellFloatRenderer;
2028     renderer->m_width = m_width;
2029     renderer->m_precision = m_precision;
2030     renderer->m_format = m_format;
2031
2032     return renderer;
2033 }
2034
2035 wxString wxGridCellFloatRenderer::GetString(const wxGrid& grid, int row, int col)
2036 {
2037     wxGridTableBase *table = grid.GetTable();
2038
2039     bool hasDouble;
2040     double val;
2041     wxString text;
2042     if ( table->CanGetValueAs(row, col, wxGRID_VALUE_FLOAT) )
2043     {
2044         val = table->GetValueAsDouble(row, col);
2045         hasDouble = true;
2046     }
2047     else
2048     {
2049         text = table->GetValue(row, col);
2050         hasDouble = text.ToDouble(&val);
2051     }
2052
2053     if ( hasDouble )
2054     {
2055         if ( !m_format )
2056         {
2057             if ( m_width == -1 )
2058             {
2059                 if ( m_precision == -1 )
2060                 {
2061                     // default width/precision
2062                     m_format = _T("%f");
2063                 }
2064                 else
2065                 {
2066                     m_format.Printf(_T("%%.%df"), m_precision);
2067                 }
2068             }
2069             else if ( m_precision == -1 )
2070             {
2071                 // default precision
2072                 m_format.Printf(_T("%%%d.f"), m_width);
2073             }
2074             else
2075             {
2076                 m_format.Printf(_T("%%%d.%df"), m_width, m_precision);
2077             }
2078         }
2079
2080         text.Printf(m_format, val);
2081
2082     }
2083     //else: text already contains the string
2084
2085     return text;
2086 }
2087
2088 void wxGridCellFloatRenderer::Draw(wxGrid& grid,
2089                                    wxGridCellAttr& attr,
2090                                    wxDC& dc,
2091                                    const wxRect& rectCell,
2092                                    int row, int col,
2093                                    bool isSelected)
2094 {
2095     wxGridCellRenderer::Draw(grid, attr, dc, rectCell, row, col, isSelected);
2096
2097     SetTextColoursAndFont(grid, attr, dc, isSelected);
2098
2099     // draw the text right aligned by default
2100     int hAlign, vAlign;
2101     attr.GetAlignment(&hAlign, &vAlign);
2102     hAlign = wxALIGN_RIGHT;
2103
2104     wxRect rect = rectCell;
2105     rect.Inflate(-1);
2106
2107     grid.DrawTextRectangle(dc, GetString(grid, row, col), rect, hAlign, vAlign);
2108 }
2109
2110 wxSize wxGridCellFloatRenderer::GetBestSize(wxGrid& grid,
2111                                             wxGridCellAttr& attr,
2112                                             wxDC& dc,
2113                                             int row, int col)
2114 {
2115     return DoGetBestSize(attr, dc, GetString(grid, row, col));
2116 }
2117
2118 void wxGridCellFloatRenderer::SetParameters(const wxString& params)
2119 {
2120     if ( !params )
2121     {
2122         // reset to defaults
2123         SetWidth(-1);
2124         SetPrecision(-1);
2125     }
2126     else
2127     {
2128         wxString tmp = params.BeforeFirst(_T(','));
2129         if ( !tmp.empty() )
2130         {
2131             long width;
2132             if ( tmp.ToLong(&width) )
2133             {
2134                 SetWidth((int)width);
2135             }
2136             else
2137             {
2138                 wxLogDebug(_T("Invalid wxGridCellFloatRenderer width parameter string '%s ignored"), params.c_str());
2139             }
2140         }
2141
2142         tmp = params.AfterFirst(_T(','));
2143         if ( !tmp.empty() )
2144         {
2145             long precision;
2146             if ( tmp.ToLong(&precision) )
2147             {
2148                 SetPrecision((int)precision);
2149             }
2150             else
2151             {
2152                 wxLogDebug(_T("Invalid wxGridCellFloatRenderer precision parameter string '%s ignored"), params.c_str());
2153             }
2154         }
2155     }
2156 }
2157
2158 // ----------------------------------------------------------------------------
2159 // wxGridCellBoolRenderer
2160 // ----------------------------------------------------------------------------
2161
2162 wxSize wxGridCellBoolRenderer::ms_sizeCheckMark;
2163
2164 // FIXME these checkbox size calculations are really ugly...
2165
2166 // between checkmark and box
2167 static const wxCoord wxGRID_CHECKMARK_MARGIN = 2;
2168
2169 wxSize wxGridCellBoolRenderer::GetBestSize(wxGrid& grid,
2170                                            wxGridCellAttr& WXUNUSED(attr),
2171                                            wxDC& WXUNUSED(dc),
2172                                            int WXUNUSED(row),
2173                                            int WXUNUSED(col))
2174 {
2175     // compute it only once (no locks for MT safeness in GUI thread...)
2176     if ( !ms_sizeCheckMark.x )
2177     {
2178         // get checkbox size
2179         wxCheckBox *checkbox = new wxCheckBox(&grid, wxID_ANY, wxEmptyString);
2180         wxSize size = checkbox->GetBestSize();
2181         wxCoord checkSize = size.y + 2 * wxGRID_CHECKMARK_MARGIN;
2182
2183         // FIXME wxGTK::wxCheckBox::GetBestSize() gives "wrong" result
2184 #if defined(__WXGTK__) || defined(__WXMOTIF__)
2185         checkSize -= size.y / 2;
2186 #endif
2187
2188         delete checkbox;
2189
2190         ms_sizeCheckMark.x = ms_sizeCheckMark.y = checkSize;
2191     }
2192
2193     return ms_sizeCheckMark;
2194 }
2195
2196 void wxGridCellBoolRenderer::Draw(wxGrid& grid,
2197                                   wxGridCellAttr& attr,
2198                                   wxDC& dc,
2199                                   const wxRect& rect,
2200                                   int row, int col,
2201                                   bool isSelected)
2202 {
2203     wxGridCellRenderer::Draw(grid, attr, dc, rect, row, col, isSelected);
2204
2205     // draw a check mark in the centre (ignoring alignment - TODO)
2206     wxSize size = GetBestSize(grid, attr, dc, row, col);
2207
2208     // don't draw outside the cell
2209     wxCoord minSize = wxMin(rect.width, rect.height);
2210     if ( size.x >= minSize || size.y >= minSize )
2211     {
2212         // and even leave (at least) 1 pixel margin
2213         size.x = size.y = minSize - 2;
2214     }
2215
2216     // draw a border around checkmark
2217     int vAlign, hAlign;
2218     attr.GetAlignment(&hAlign, &vAlign);
2219
2220     wxRect rectBorder;
2221     if (hAlign == wxALIGN_CENTRE)
2222     {
2223         rectBorder.x = rect.x + rect.width / 2 - size.x / 2;
2224         rectBorder.y = rect.y + rect.height / 2 - size.y / 2;
2225         rectBorder.width = size.x;
2226         rectBorder.height = size.y;
2227     }
2228     else if (hAlign == wxALIGN_LEFT)
2229     {
2230         rectBorder.x = rect.x + 2;
2231         rectBorder.y = rect.y + rect.height / 2 - size.y / 2;
2232         rectBorder.width = size.x;
2233         rectBorder.height = size.y;
2234     }
2235     else if (hAlign == wxALIGN_RIGHT)
2236     {
2237         rectBorder.x = rect.x + rect.width - size.x - 2;
2238         rectBorder.y = rect.y + rect.height / 2 - size.y / 2;
2239         rectBorder.width = size.x;
2240         rectBorder.height = size.y;
2241     }
2242
2243     bool value;
2244     if ( grid.GetTable()->CanGetValueAs(row, col, wxGRID_VALUE_BOOL) )
2245     {
2246         value = grid.GetTable()->GetValueAsBool(row, col);
2247     }
2248     else
2249     {
2250         wxString cellval( grid.GetTable()->GetValue(row, col) );
2251         value = wxGridCellBoolEditor::IsTrueValue(cellval);
2252     }
2253
2254     if ( value )
2255     {
2256         wxRect rectMark = rectBorder;
2257
2258 #ifdef __WXMSW__
2259         // MSW DrawCheckMark() is weird (and should probably be changed...)
2260         rectMark.Inflate(-wxGRID_CHECKMARK_MARGIN / 2);
2261         rectMark.x++;
2262         rectMark.y++;
2263 #else
2264         rectMark.Inflate(-wxGRID_CHECKMARK_MARGIN);
2265 #endif
2266
2267         dc.SetTextForeground(attr.GetTextColour());
2268         dc.DrawCheckMark(rectMark);
2269     }
2270
2271     dc.SetBrush(*wxTRANSPARENT_BRUSH);
2272     dc.SetPen(wxPen(attr.GetTextColour(), 1, wxSOLID));
2273     dc.DrawRectangle(rectBorder);
2274 }
2275
2276 // ----------------------------------------------------------------------------
2277 // wxGridCellAttr
2278 // ----------------------------------------------------------------------------
2279
2280 void wxGridCellAttr::Init(wxGridCellAttr *attrDefault)
2281 {
2282     m_nRef = 1;
2283
2284     m_isReadOnly = Unset;
2285
2286     m_renderer = NULL;
2287     m_editor = NULL;
2288
2289     m_attrkind = wxGridCellAttr::Cell;
2290
2291     m_sizeRows = m_sizeCols = 1;
2292     m_overflow = UnsetOverflow;
2293
2294     SetDefAttr(attrDefault);
2295 }
2296
2297 wxGridCellAttr *wxGridCellAttr::Clone() const
2298 {
2299     wxGridCellAttr *attr = new wxGridCellAttr(m_defGridAttr);
2300
2301     if ( HasTextColour() )
2302         attr->SetTextColour(GetTextColour());
2303     if ( HasBackgroundColour() )
2304         attr->SetBackgroundColour(GetBackgroundColour());
2305     if ( HasFont() )
2306         attr->SetFont(GetFont());
2307     if ( HasAlignment() )
2308         attr->SetAlignment(m_hAlign, m_vAlign);
2309
2310     attr->SetSize( m_sizeRows, m_sizeCols );
2311
2312     if ( m_renderer )
2313     {
2314         attr->SetRenderer(m_renderer);
2315         m_renderer->IncRef();
2316     }
2317     if ( m_editor )
2318     {
2319         attr->SetEditor(m_editor);
2320         m_editor->IncRef();
2321     }
2322
2323     if ( IsReadOnly() )
2324         attr->SetReadOnly();
2325
2326     attr->SetOverflow( m_overflow == Overflow );
2327     attr->SetKind( m_attrkind );
2328
2329     return attr;
2330 }
2331
2332 void wxGridCellAttr::MergeWith(wxGridCellAttr *mergefrom)
2333 {
2334     if ( !HasTextColour() && mergefrom->HasTextColour() )
2335         SetTextColour(mergefrom->GetTextColour());
2336     if ( !HasBackgroundColour() && mergefrom->HasBackgroundColour() )
2337         SetBackgroundColour(mergefrom->GetBackgroundColour());
2338     if ( !HasFont() && mergefrom->HasFont() )
2339         SetFont(mergefrom->GetFont());
2340     if ( !HasAlignment() && mergefrom->HasAlignment() )
2341     {
2342         int hAlign, vAlign;
2343         mergefrom->GetAlignment( &hAlign, &vAlign);
2344         SetAlignment(hAlign, vAlign);
2345     }
2346     if ( !HasSize() && mergefrom->HasSize() )
2347         mergefrom->GetSize( &m_sizeRows, &m_sizeCols );
2348
2349     // Directly access member functions as GetRender/Editor don't just return
2350     // m_renderer/m_editor
2351     //
2352     // Maybe add support for merge of Render and Editor?
2353     if (!HasRenderer() && mergefrom->HasRenderer() )
2354     {
2355         m_renderer = mergefrom->m_renderer;
2356         m_renderer->IncRef();
2357     }
2358     if ( !HasEditor() && mergefrom->HasEditor() )
2359     {
2360         m_editor =  mergefrom->m_editor;
2361         m_editor->IncRef();
2362     }
2363     if ( !HasReadWriteMode() && mergefrom->HasReadWriteMode() )
2364         SetReadOnly(mergefrom->IsReadOnly());
2365
2366     if (!HasOverflowMode() && mergefrom->HasOverflowMode() )
2367         SetOverflow(mergefrom->GetOverflow());
2368
2369     SetDefAttr(mergefrom->m_defGridAttr);
2370 }
2371
2372 void wxGridCellAttr::SetSize(int num_rows, int num_cols)
2373 {
2374     // The size of a cell is normally 1,1
2375
2376     // If this cell is larger (2,2) then this is the top left cell
2377     // the other cells that will be covered (lower right cells) must be
2378     // set to negative or zero values such that
2379     // row + num_rows of the covered cell points to the larger cell (this cell)
2380     // same goes for the col + num_cols.
2381
2382     // Size of 0,0 is NOT valid, neither is <=0 and any positive value
2383
2384     wxASSERT_MSG( (!((num_rows > 0) && (num_cols <= 0)) ||
2385                   !((num_rows <= 0) && (num_cols > 0)) ||
2386                   !((num_rows == 0) && (num_cols == 0))),
2387                   wxT("wxGridCellAttr::SetSize only takes two postive values or negative/zero values"));
2388
2389     m_sizeRows = num_rows;
2390     m_sizeCols = num_cols;
2391 }
2392
2393 const wxColour& wxGridCellAttr::GetTextColour() const
2394 {
2395     if (HasTextColour())
2396     {
2397         return m_colText;
2398     }
2399     else if (m_defGridAttr && m_defGridAttr != this)
2400     {
2401         return m_defGridAttr->GetTextColour();
2402     }
2403     else
2404     {
2405         wxFAIL_MSG(wxT("Missing default cell attribute"));
2406         return wxNullColour;
2407     }
2408 }
2409
2410 const wxColour& wxGridCellAttr::GetBackgroundColour() const
2411 {
2412     if (HasBackgroundColour())
2413     {
2414         return m_colBack;
2415     }
2416     else if (m_defGridAttr && m_defGridAttr != this)
2417     {
2418         return m_defGridAttr->GetBackgroundColour();
2419     }
2420     else
2421     {
2422         wxFAIL_MSG(wxT("Missing default cell attribute"));
2423         return wxNullColour;
2424     }
2425 }
2426
2427 const wxFont& wxGridCellAttr::GetFont() const
2428 {
2429     if (HasFont())
2430     {
2431         return m_font;
2432     }
2433     else if (m_defGridAttr && m_defGridAttr != this)
2434     {
2435         return m_defGridAttr->GetFont();
2436     }
2437     else
2438     {
2439         wxFAIL_MSG(wxT("Missing default cell attribute"));
2440         return wxNullFont;
2441     }
2442 }
2443
2444 void wxGridCellAttr::GetAlignment(int *hAlign, int *vAlign) const
2445 {
2446     if (HasAlignment())
2447     {
2448         if ( hAlign )
2449             *hAlign = m_hAlign;
2450         if ( vAlign )
2451             *vAlign = m_vAlign;
2452     }
2453     else if (m_defGridAttr && m_defGridAttr != this)
2454     {
2455         m_defGridAttr->GetAlignment(hAlign, vAlign);
2456     }
2457     else
2458     {
2459         wxFAIL_MSG(wxT("Missing default cell attribute"));
2460     }
2461 }
2462
2463 void wxGridCellAttr::GetSize( int *num_rows, int *num_cols ) const
2464 {
2465     if ( num_rows )
2466         *num_rows = m_sizeRows;
2467     if ( num_cols )
2468         *num_cols = m_sizeCols;
2469 }
2470
2471 // GetRenderer and GetEditor use a slightly different decision path about
2472 // which attribute to use.  If a non-default attr object has one then it is
2473 // used, otherwise the default editor or renderer is fetched from the grid and
2474 // used.  It should be the default for the data type of the cell.  If it is
2475 // NULL (because the table has a type that the grid does not have in its
2476 // registry), then the grid's default editor or renderer is used.
2477
2478 wxGridCellRenderer* wxGridCellAttr::GetRenderer(const wxGrid* grid, int row, int col) const
2479 {
2480     wxGridCellRenderer *renderer = NULL;
2481
2482     if ( m_renderer && this != m_defGridAttr )
2483     {
2484         // use the cells renderer if it has one
2485         renderer = m_renderer;
2486         renderer->IncRef();
2487     }
2488     else // no non-default cell renderer
2489     {
2490         // get default renderer for the data type
2491         if ( grid )
2492         {
2493             // GetDefaultRendererForCell() will do IncRef() for us
2494             renderer = grid->GetDefaultRendererForCell(row, col);
2495         }
2496
2497         if ( renderer == NULL )
2498         {
2499             if ( (m_defGridAttr != NULL) && (m_defGridAttr != this) )
2500             {
2501                 // if we still don't have one then use the grid default
2502                 // (no need for IncRef() here neither)
2503                 renderer = m_defGridAttr->GetRenderer(NULL, 0, 0);
2504             }
2505             else // default grid attr
2506             {
2507                 // use m_renderer which we had decided not to use initially
2508                 renderer = m_renderer;
2509                 if ( renderer )
2510                     renderer->IncRef();
2511             }
2512         }
2513     }
2514
2515     // we're supposed to always find something
2516     wxASSERT_MSG(renderer, wxT("Missing default cell renderer"));
2517
2518     return renderer;
2519 }
2520
2521 // same as above, except for s/renderer/editor/g
2522 wxGridCellEditor* wxGridCellAttr::GetEditor(const wxGrid* grid, int row, int col) const
2523 {
2524     wxGridCellEditor *editor = NULL;
2525
2526     if ( m_editor && this != m_defGridAttr )
2527     {
2528         // use the cells editor if it has one
2529         editor = m_editor;
2530         editor->IncRef();
2531     }
2532     else // no non default cell editor
2533     {
2534         // get default editor for the data type
2535         if ( grid )
2536         {
2537             // GetDefaultEditorForCell() will do IncRef() for us
2538             editor = grid->GetDefaultEditorForCell(row, col);
2539         }
2540
2541         if ( editor == NULL )
2542         {
2543             if ( (m_defGridAttr != NULL) && (m_defGridAttr != this) )
2544             {
2545                 // if we still don't have one then use the grid default
2546                 // (no need for IncRef() here neither)
2547                 editor = m_defGridAttr->GetEditor(NULL, 0, 0);
2548             }
2549             else // default grid attr
2550             {
2551                 // use m_editor which we had decided not to use initially
2552                 editor = m_editor;
2553                 if ( editor )
2554                     editor->IncRef();
2555             }
2556         }
2557     }
2558
2559     // we're supposed to always find something
2560     wxASSERT_MSG(editor, wxT("Missing default cell editor"));
2561
2562     return editor;
2563 }
2564
2565 // ----------------------------------------------------------------------------
2566 // wxGridCellAttrData
2567 // ----------------------------------------------------------------------------
2568
2569 void wxGridCellAttrData::SetAttr(wxGridCellAttr *attr, int row, int col)
2570 {
2571     int n = FindIndex(row, col);
2572     if ( n == wxNOT_FOUND )
2573     {
2574         // add the attribute
2575         m_attrs.Add(new wxGridCellWithAttr(row, col, attr));
2576     }
2577     else
2578     {
2579         // free the old attribute
2580         m_attrs[(size_t)n].attr->DecRef();
2581
2582         if ( attr )
2583         {
2584             // change the attribute
2585             m_attrs[(size_t)n].attr = attr;
2586         }
2587         else
2588         {
2589             // remove this attribute
2590             m_attrs.RemoveAt((size_t)n);
2591         }
2592     }
2593 }
2594
2595 wxGridCellAttr *wxGridCellAttrData::GetAttr(int row, int col) const
2596 {
2597     wxGridCellAttr *attr = (wxGridCellAttr *)NULL;
2598
2599     int n = FindIndex(row, col);
2600     if ( n != wxNOT_FOUND )
2601     {
2602         attr = m_attrs[(size_t)n].attr;
2603         attr->IncRef();
2604     }
2605
2606     return attr;
2607 }
2608
2609 void wxGridCellAttrData::UpdateAttrRows( size_t pos, int numRows )
2610 {
2611     size_t count = m_attrs.GetCount();
2612     for ( size_t n = 0; n < count; n++ )
2613     {
2614         wxGridCellCoords& coords = m_attrs[n].coords;
2615         wxCoord row = coords.GetRow();
2616         if ((size_t)row >= pos)
2617         {
2618             if (numRows > 0)
2619             {
2620                 // If rows inserted, include row counter where necessary
2621                 coords.SetRow(row + numRows);
2622             }
2623             else if (numRows < 0)
2624             {
2625                 // If rows deleted ...
2626                 if ((size_t)row >= pos - numRows)
2627                 {
2628                     // ...either decrement row counter (if row still exists)...
2629                     coords.SetRow(row + numRows);
2630                 }
2631                 else
2632                 {
2633                     // ...or remove the attribute
2634                     // No need to DecRef the attribute itself since this is
2635                     // done be wxGridCellWithAttr's destructor!
2636                     m_attrs.RemoveAt(n);
2637                     n--;
2638                     count--;
2639                 }
2640             }
2641         }
2642     }
2643 }
2644
2645 void wxGridCellAttrData::UpdateAttrCols( size_t pos, int numCols )
2646 {
2647     size_t count = m_attrs.GetCount();
2648     for ( size_t n = 0; n < count; n++ )
2649     {
2650         wxGridCellCoords& coords = m_attrs[n].coords;
2651         wxCoord col = coords.GetCol();
2652         if ( (size_t)col >= pos )
2653         {
2654             if ( numCols > 0 )
2655             {
2656                 // If rows inserted, include row counter where necessary
2657                 coords.SetCol(col + numCols);
2658             }
2659             else if (numCols < 0)
2660             {
2661                 // If rows deleted ...
2662                 if ((size_t)col >= pos - numCols)
2663                 {
2664                     // ...either decrement row counter (if row still exists)...
2665                     coords.SetCol(col + numCols);
2666                 }
2667                 else
2668                 {
2669                     // ...or remove the attribute
2670                     // No need to DecRef the attribute itself since this is
2671                     // done be wxGridCellWithAttr's destructor!
2672                     m_attrs.RemoveAt(n);
2673                     n--;
2674                     count--;
2675                 }
2676             }
2677         }
2678     }
2679 }
2680
2681 int wxGridCellAttrData::FindIndex(int row, int col) const
2682 {
2683     size_t count = m_attrs.GetCount();
2684     for ( size_t n = 0; n < count; n++ )
2685     {
2686         const wxGridCellCoords& coords = m_attrs[n].coords;
2687         if ( (coords.GetRow() == row) && (coords.GetCol() == col) )
2688         {
2689             return n;
2690         }
2691     }
2692
2693     return wxNOT_FOUND;
2694 }
2695
2696 // ----------------------------------------------------------------------------
2697 // wxGridRowOrColAttrData
2698 // ----------------------------------------------------------------------------
2699
2700 wxGridRowOrColAttrData::~wxGridRowOrColAttrData()
2701 {
2702     size_t count = m_attrs.Count();
2703     for ( size_t n = 0; n < count; n++ )
2704     {
2705         m_attrs[n]->DecRef();
2706     }
2707 }
2708
2709 wxGridCellAttr *wxGridRowOrColAttrData::GetAttr(int rowOrCol) const
2710 {
2711     wxGridCellAttr *attr = (wxGridCellAttr *)NULL;
2712
2713     int n = m_rowsOrCols.Index(rowOrCol);
2714     if ( n != wxNOT_FOUND )
2715     {
2716         attr = m_attrs[(size_t)n];
2717         attr->IncRef();
2718     }
2719
2720     return attr;
2721 }
2722
2723 void wxGridRowOrColAttrData::SetAttr(wxGridCellAttr *attr, int rowOrCol)
2724 {
2725     int i = m_rowsOrCols.Index(rowOrCol);
2726     if ( i == wxNOT_FOUND )
2727     {
2728         // add the attribute
2729         m_rowsOrCols.Add(rowOrCol);
2730         m_attrs.Add(attr);
2731     }
2732     else
2733     {
2734         size_t n = (size_t)i;
2735         if ( attr )
2736         {
2737             // change the attribute
2738             m_attrs[n]->DecRef();
2739             m_attrs[n] = attr;
2740         }
2741         else
2742         {
2743             // remove this attribute
2744             m_attrs[n]->DecRef();
2745             m_rowsOrCols.RemoveAt(n);
2746             m_attrs.RemoveAt(n);
2747         }
2748     }
2749 }
2750
2751 void wxGridRowOrColAttrData::UpdateAttrRowsOrCols( size_t pos, int numRowsOrCols )
2752 {
2753     size_t count = m_attrs.GetCount();
2754     for ( size_t n = 0; n < count; n++ )
2755     {
2756         int & rowOrCol = m_rowsOrCols[n];
2757         if ( (size_t)rowOrCol >= pos )
2758         {
2759             if ( numRowsOrCols > 0 )
2760             {
2761                 // If rows inserted, include row counter where necessary
2762                 rowOrCol += numRowsOrCols;
2763             }
2764             else if ( numRowsOrCols < 0)
2765             {
2766                 // If rows deleted, either decrement row counter (if row still exists)
2767                 if ((size_t)rowOrCol >= pos - numRowsOrCols)
2768                     rowOrCol += numRowsOrCols;
2769                 else
2770                 {
2771                     m_rowsOrCols.RemoveAt(n);
2772                     m_attrs[n]->DecRef();
2773                     m_attrs.RemoveAt(n);
2774                     n--;
2775                     count--;
2776                 }
2777             }
2778         }
2779     }
2780 }
2781
2782 // ----------------------------------------------------------------------------
2783 // wxGridCellAttrProvider
2784 // ----------------------------------------------------------------------------
2785
2786 wxGridCellAttrProvider::wxGridCellAttrProvider()
2787 {
2788     m_data = (wxGridCellAttrProviderData *)NULL;
2789 }
2790
2791 wxGridCellAttrProvider::~wxGridCellAttrProvider()
2792 {
2793     delete m_data;
2794 }
2795
2796 void wxGridCellAttrProvider::InitData()
2797 {
2798     m_data = new wxGridCellAttrProviderData;
2799 }
2800
2801 wxGridCellAttr *wxGridCellAttrProvider::GetAttr(int row, int col,
2802                                                 wxGridCellAttr::wxAttrKind  kind ) const
2803 {
2804     wxGridCellAttr *attr = (wxGridCellAttr *)NULL;
2805     if ( m_data )
2806     {
2807         switch (kind)
2808         {
2809             case (wxGridCellAttr::Any):
2810                 // Get cached merge attributes.
2811                 // Currently not used as no cache implemented as not mutable
2812                 // attr = m_data->m_mergeAttr.GetAttr(row, col);
2813                 if (!attr)
2814                 {
2815                     // Basically implement old version.
2816                     // Also check merge cache, so we don't have to re-merge every time..
2817                     wxGridCellAttr *attrcell = m_data->m_cellAttrs.GetAttr(row, col);
2818                     wxGridCellAttr *attrrow = m_data->m_rowAttrs.GetAttr(row);
2819                     wxGridCellAttr *attrcol = m_data->m_colAttrs.GetAttr(col);
2820
2821                     if ((attrcell != attrrow) && (attrrow != attrcol) && (attrcell != attrcol))
2822                     {
2823                         // Two or more are non NULL
2824                         attr = new wxGridCellAttr;
2825                         attr->SetKind(wxGridCellAttr::Merged);
2826
2827                         // Order is important..
2828                         if (attrcell)
2829                         {
2830                             attr->MergeWith(attrcell);
2831                             attrcell->DecRef();
2832                         }
2833                         if (attrcol)
2834                         {
2835                             attr->MergeWith(attrcol);
2836                             attrcol->DecRef();
2837                         }
2838                         if (attrrow)
2839                         {
2840                             attr->MergeWith(attrrow);
2841                             attrrow->DecRef();
2842                         }
2843
2844                         // store merge attr if cache implemented
2845                         //attr->IncRef();
2846                         //m_data->m_mergeAttr.SetAttr(attr, row, col);
2847                     }
2848                     else
2849                     {
2850                         // one or none is non null return it or null.
2851                         if (attrrow)
2852                             attr = attrrow;
2853                         if (attrcol)
2854                         {
2855                             if (attr)
2856                                 attr->DecRef();
2857                             attr = attrcol;
2858                         }
2859                         if (attrcell)
2860                         {
2861                             if (attr)
2862                                 attr->DecRef();
2863                             attr = attrcell;
2864                         }
2865                     }
2866                 }
2867                 break;
2868
2869             case (wxGridCellAttr::Cell):
2870                 attr = m_data->m_cellAttrs.GetAttr(row, col);
2871                 break;
2872
2873             case (wxGridCellAttr::Col):
2874                 attr = m_data->m_colAttrs.GetAttr(col);
2875                 break;
2876
2877             case (wxGridCellAttr::Row):
2878                 attr = m_data->m_rowAttrs.GetAttr(row);
2879                 break;
2880
2881             default:
2882                 // unused as yet...
2883                 // (wxGridCellAttr::Default):
2884                 // (wxGridCellAttr::Merged):
2885                 break;
2886         }
2887     }
2888
2889     return attr;
2890 }
2891
2892 void wxGridCellAttrProvider::SetAttr(wxGridCellAttr *attr,
2893                                      int row, int col)
2894 {
2895     if ( !m_data )
2896         InitData();
2897
2898     m_data->m_cellAttrs.SetAttr(attr, row, col);
2899 }
2900
2901 void wxGridCellAttrProvider::SetRowAttr(wxGridCellAttr *attr, int row)
2902 {
2903     if ( !m_data )
2904         InitData();
2905
2906     m_data->m_rowAttrs.SetAttr(attr, row);
2907 }
2908
2909 void wxGridCellAttrProvider::SetColAttr(wxGridCellAttr *attr, int col)
2910 {
2911     if ( !m_data )
2912         InitData();
2913
2914     m_data->m_colAttrs.SetAttr(attr, col);
2915 }
2916
2917 void wxGridCellAttrProvider::UpdateAttrRows( size_t pos, int numRows )
2918 {
2919     if ( m_data )
2920     {
2921         m_data->m_cellAttrs.UpdateAttrRows( pos, numRows );
2922
2923         m_data->m_rowAttrs.UpdateAttrRowsOrCols( pos, numRows );
2924     }
2925 }
2926
2927 void wxGridCellAttrProvider::UpdateAttrCols( size_t pos, int numCols )
2928 {
2929     if ( m_data )
2930     {
2931         m_data->m_cellAttrs.UpdateAttrCols( pos, numCols );
2932
2933         m_data->m_colAttrs.UpdateAttrRowsOrCols( pos, numCols );
2934     }
2935 }
2936
2937 // ----------------------------------------------------------------------------
2938 // wxGridTypeRegistry
2939 // ----------------------------------------------------------------------------
2940
2941 wxGridTypeRegistry::~wxGridTypeRegistry()
2942 {
2943     size_t count = m_typeinfo.Count();
2944     for ( size_t i = 0; i < count; i++ )
2945         delete m_typeinfo[i];
2946 }
2947
2948 void wxGridTypeRegistry::RegisterDataType(const wxString& typeName,
2949                                           wxGridCellRenderer* renderer,
2950                                           wxGridCellEditor* editor)
2951 {
2952     wxGridDataTypeInfo* info = new wxGridDataTypeInfo(typeName, renderer, editor);
2953
2954     // is it already registered?
2955     int loc = FindRegisteredDataType(typeName);
2956     if ( loc != wxNOT_FOUND )
2957     {
2958         delete m_typeinfo[loc];
2959         m_typeinfo[loc] = info;
2960     }
2961     else
2962     {
2963         m_typeinfo.Add(info);
2964     }
2965 }
2966
2967 int wxGridTypeRegistry::FindRegisteredDataType(const wxString& typeName)
2968 {
2969     size_t count = m_typeinfo.GetCount();
2970     for ( size_t i = 0; i < count; i++ )
2971     {
2972         if ( typeName == m_typeinfo[i]->m_typeName )
2973         {
2974             return i;
2975         }
2976     }
2977
2978     return wxNOT_FOUND;
2979 }
2980
2981 int wxGridTypeRegistry::FindDataType(const wxString& typeName)
2982 {
2983     int index = FindRegisteredDataType(typeName);
2984     if ( index == wxNOT_FOUND )
2985     {
2986         // check whether this is one of the standard ones, in which case
2987         // register it "on the fly"
2988 #if wxUSE_TEXTCTRL
2989         if ( typeName == wxGRID_VALUE_STRING )
2990         {
2991             RegisterDataType(wxGRID_VALUE_STRING,
2992                              new wxGridCellStringRenderer,
2993                              new wxGridCellTextEditor);
2994         }
2995         else
2996 #endif // wxUSE_TEXTCTRL
2997 #if wxUSE_CHECKBOX
2998         if ( typeName == wxGRID_VALUE_BOOL )
2999         {
3000             RegisterDataType(wxGRID_VALUE_BOOL,
3001                              new wxGridCellBoolRenderer,
3002                              new wxGridCellBoolEditor);
3003         }
3004         else
3005 #endif // wxUSE_CHECKBOX
3006 #if wxUSE_TEXTCTRL
3007         if ( typeName == wxGRID_VALUE_NUMBER )
3008         {
3009             RegisterDataType(wxGRID_VALUE_NUMBER,
3010                              new wxGridCellNumberRenderer,
3011                              new wxGridCellNumberEditor);
3012         }
3013         else if ( typeName == wxGRID_VALUE_FLOAT )
3014         {
3015             RegisterDataType(wxGRID_VALUE_FLOAT,
3016                              new wxGridCellFloatRenderer,
3017                              new wxGridCellFloatEditor);
3018         }
3019         else
3020 #endif // wxUSE_TEXTCTRL
3021 #if wxUSE_COMBOBOX
3022         if ( typeName == wxGRID_VALUE_CHOICE )
3023         {
3024             RegisterDataType(wxGRID_VALUE_CHOICE,
3025                              new wxGridCellStringRenderer,
3026                              new wxGridCellChoiceEditor);
3027         }
3028         else
3029 #endif // wxUSE_COMBOBOX
3030         {
3031             return wxNOT_FOUND;
3032         }
3033
3034         // we get here only if just added the entry for this type, so return
3035         // the last index
3036         index = m_typeinfo.GetCount() - 1;
3037     }
3038
3039     return index;
3040 }
3041
3042 int wxGridTypeRegistry::FindOrCloneDataType(const wxString& typeName)
3043 {
3044     int index = FindDataType(typeName);
3045     if ( index == wxNOT_FOUND )
3046     {
3047         // the first part of the typename is the "real" type, anything after ':'
3048         // are the parameters for the renderer
3049         index = FindDataType(typeName.BeforeFirst(_T(':')));
3050         if ( index == wxNOT_FOUND )
3051         {
3052             return wxNOT_FOUND;
3053         }
3054
3055         wxGridCellRenderer *renderer = GetRenderer(index);
3056         wxGridCellRenderer *rendererOld = renderer;
3057         renderer = renderer->Clone();
3058         rendererOld->DecRef();
3059
3060         wxGridCellEditor *editor = GetEditor(index);
3061         wxGridCellEditor *editorOld = editor;
3062         editor = editor->Clone();
3063         editorOld->DecRef();
3064
3065         // do it even if there are no parameters to reset them to defaults
3066         wxString params = typeName.AfterFirst(_T(':'));
3067         renderer->SetParameters(params);
3068         editor->SetParameters(params);
3069
3070         // register the new typename
3071         RegisterDataType(typeName, renderer, editor);
3072
3073         // we just registered it, it's the last one
3074         index = m_typeinfo.GetCount() - 1;
3075     }
3076
3077     return index;
3078 }
3079
3080 wxGridCellRenderer* wxGridTypeRegistry::GetRenderer(int index)
3081 {
3082     wxGridCellRenderer* renderer = m_typeinfo[index]->m_renderer;
3083     if (renderer)
3084         renderer->IncRef();
3085
3086     return renderer;
3087 }
3088
3089 wxGridCellEditor* wxGridTypeRegistry::GetEditor(int index)
3090 {
3091     wxGridCellEditor* editor = m_typeinfo[index]->m_editor;
3092     if (editor)
3093         editor->IncRef();
3094
3095     return editor;
3096 }
3097
3098 // ----------------------------------------------------------------------------
3099 // wxGridTableBase
3100 // ----------------------------------------------------------------------------
3101
3102 IMPLEMENT_ABSTRACT_CLASS( wxGridTableBase, wxObject )
3103
3104 wxGridTableBase::wxGridTableBase()
3105 {
3106     m_view = (wxGrid *) NULL;
3107     m_attrProvider = (wxGridCellAttrProvider *) NULL;
3108 }
3109
3110 wxGridTableBase::~wxGridTableBase()
3111 {
3112     delete m_attrProvider;
3113 }
3114
3115 void wxGridTableBase::SetAttrProvider(wxGridCellAttrProvider *attrProvider)
3116 {
3117     delete m_attrProvider;
3118     m_attrProvider = attrProvider;
3119 }
3120
3121 bool wxGridTableBase::CanHaveAttributes()
3122 {
3123     if ( ! GetAttrProvider() )
3124     {
3125         // use the default attr provider by default
3126         SetAttrProvider(new wxGridCellAttrProvider);
3127     }
3128
3129     return true;
3130 }
3131
3132 wxGridCellAttr *wxGridTableBase::GetAttr(int row, int col, wxGridCellAttr::wxAttrKind  kind)
3133 {
3134     if ( m_attrProvider )
3135         return m_attrProvider->GetAttr(row, col, kind);
3136     else
3137         return (wxGridCellAttr *)NULL;
3138 }
3139
3140 void wxGridTableBase::SetAttr(wxGridCellAttr* attr, int row, int col)
3141 {
3142     if ( m_attrProvider )
3143     {
3144         attr->SetKind(wxGridCellAttr::Cell);
3145         m_attrProvider->SetAttr(attr, row, col);
3146     }
3147     else
3148     {
3149         // as we take ownership of the pointer and don't store it, we must
3150         // free it now
3151         wxSafeDecRef(attr);
3152     }
3153 }
3154
3155 void wxGridTableBase::SetRowAttr(wxGridCellAttr *attr, int row)
3156 {
3157     if ( m_attrProvider )
3158     {
3159         attr->SetKind(wxGridCellAttr::Row);
3160         m_attrProvider->SetRowAttr(attr, row);
3161     }
3162     else
3163     {
3164         // as we take ownership of the pointer and don't store it, we must
3165         // free it now
3166         wxSafeDecRef(attr);
3167     }
3168 }
3169
3170 void wxGridTableBase::SetColAttr(wxGridCellAttr *attr, int col)
3171 {
3172     if ( m_attrProvider )
3173     {
3174         attr->SetKind(wxGridCellAttr::Col);
3175         m_attrProvider->SetColAttr(attr, col);
3176     }
3177     else
3178     {
3179         // as we take ownership of the pointer and don't store it, we must
3180         // free it now
3181         wxSafeDecRef(attr);
3182     }
3183 }
3184
3185 bool wxGridTableBase::InsertRows( size_t WXUNUSED(pos),
3186                                   size_t WXUNUSED(numRows) )
3187 {
3188     wxFAIL_MSG( wxT("Called grid table class function InsertRows\nbut your derived table class does not override this function") );
3189
3190     return false;
3191 }
3192
3193 bool wxGridTableBase::AppendRows( size_t WXUNUSED(numRows) )
3194 {
3195     wxFAIL_MSG( wxT("Called grid table class function AppendRows\nbut your derived table class does not override this function"));
3196
3197     return false;
3198 }
3199
3200 bool wxGridTableBase::DeleteRows( size_t WXUNUSED(pos),
3201                                   size_t WXUNUSED(numRows) )
3202 {
3203     wxFAIL_MSG( wxT("Called grid table class function DeleteRows\nbut your derived table class does not override this function"));
3204
3205     return false;
3206 }
3207
3208 bool wxGridTableBase::InsertCols( size_t WXUNUSED(pos),
3209                                   size_t WXUNUSED(numCols) )
3210 {
3211     wxFAIL_MSG( wxT("Called grid table class function InsertCols\nbut your derived table class does not override this function"));
3212
3213     return false;
3214 }
3215
3216 bool wxGridTableBase::AppendCols( size_t WXUNUSED(numCols) )
3217 {
3218     wxFAIL_MSG(wxT("Called grid table class function AppendCols\nbut your derived table class does not override this function"));
3219
3220     return false;
3221 }
3222
3223 bool wxGridTableBase::DeleteCols( size_t WXUNUSED(pos),
3224                                   size_t WXUNUSED(numCols) )
3225 {
3226     wxFAIL_MSG( wxT("Called grid table class function DeleteCols\nbut your derived table class does not override this function"));
3227
3228     return false;
3229 }
3230
3231 wxString wxGridTableBase::GetRowLabelValue( int row )
3232 {
3233     wxString s;
3234
3235     // RD: Starting the rows at zero confuses users,
3236     // no matter how much it makes sense to us geeks.
3237     s << row + 1;
3238
3239     return s;
3240 }
3241
3242 wxString wxGridTableBase::GetColLabelValue( int col )
3243 {
3244     // default col labels are:
3245     //   cols 0 to 25   : A-Z
3246     //   cols 26 to 675 : AA-ZZ
3247     //   etc.
3248
3249     wxString s;
3250     unsigned int i, n;
3251     for ( n = 1; ; n++ )
3252     {
3253         s += (wxChar) (_T('A') + (wxChar)(col % 26));
3254         col = col / 26 - 1;
3255         if ( col < 0 )
3256             break;
3257     }
3258
3259     // reverse the string...
3260     wxString s2;
3261     for ( i = 0; i < n; i++ )
3262     {
3263         s2 += s[n - i - 1];
3264     }
3265
3266     return s2;
3267 }
3268
3269 wxString wxGridTableBase::GetTypeName( int WXUNUSED(row), int WXUNUSED(col) )
3270 {
3271     return wxGRID_VALUE_STRING;
3272 }
3273
3274 bool wxGridTableBase::CanGetValueAs( int WXUNUSED(row), int WXUNUSED(col),
3275                                      const wxString& typeName )
3276 {
3277     return typeName == wxGRID_VALUE_STRING;
3278 }
3279
3280 bool wxGridTableBase::CanSetValueAs( int row, int col, const wxString& typeName )
3281 {
3282     return CanGetValueAs(row, col, typeName);
3283 }
3284
3285 long wxGridTableBase::GetValueAsLong( int WXUNUSED(row), int WXUNUSED(col) )
3286 {
3287     return 0;
3288 }
3289
3290 double wxGridTableBase::GetValueAsDouble( int WXUNUSED(row), int WXUNUSED(col) )
3291 {
3292     return 0.0;
3293 }
3294
3295 bool wxGridTableBase::GetValueAsBool( int WXUNUSED(row), int WXUNUSED(col) )
3296 {
3297     return false;
3298 }
3299
3300 void wxGridTableBase::SetValueAsLong( int WXUNUSED(row), int WXUNUSED(col),
3301                                       long WXUNUSED(value) )
3302 {
3303 }
3304
3305 void wxGridTableBase::SetValueAsDouble( int WXUNUSED(row), int WXUNUSED(col),
3306                                         double WXUNUSED(value) )
3307 {
3308 }
3309
3310 void wxGridTableBase::SetValueAsBool( int WXUNUSED(row), int WXUNUSED(col),
3311                                       bool WXUNUSED(value) )
3312 {
3313 }
3314
3315 void* wxGridTableBase::GetValueAsCustom( int WXUNUSED(row), int WXUNUSED(col),
3316                                          const wxString& WXUNUSED(typeName) )
3317 {
3318     return NULL;
3319 }
3320
3321 void  wxGridTableBase::SetValueAsCustom( int WXUNUSED(row), int WXUNUSED(col),
3322                                          const wxString& WXUNUSED(typeName),
3323                                          void* WXUNUSED(value) )
3324 {
3325 }
3326
3327 //////////////////////////////////////////////////////////////////////
3328 //
3329 // Message class for the grid table to send requests and notifications
3330 // to the grid view
3331 //
3332
3333 wxGridTableMessage::wxGridTableMessage()
3334 {
3335     m_table = (wxGridTableBase *) NULL;
3336     m_id = -1;
3337     m_comInt1 = -1;
3338     m_comInt2 = -1;
3339 }
3340
3341 wxGridTableMessage::wxGridTableMessage( wxGridTableBase *table, int id,
3342                                         int commandInt1, int commandInt2 )
3343 {
3344     m_table = table;
3345     m_id = id;
3346     m_comInt1 = commandInt1;
3347     m_comInt2 = commandInt2;
3348 }
3349
3350 //////////////////////////////////////////////////////////////////////
3351 //
3352 // A basic grid table for string data. An object of this class will
3353 // created by wxGrid if you don't specify an alternative table class.
3354 //
3355
3356 WX_DEFINE_OBJARRAY(wxGridStringArray)
3357
3358 IMPLEMENT_DYNAMIC_CLASS( wxGridStringTable, wxGridTableBase )
3359
3360 wxGridStringTable::wxGridStringTable()
3361         : wxGridTableBase()
3362 {
3363 }
3364
3365 wxGridStringTable::wxGridStringTable( int numRows, int numCols )
3366         : wxGridTableBase()
3367 {
3368     m_data.Alloc( numRows );
3369
3370     wxArrayString sa;
3371     sa.Alloc( numCols );
3372     sa.Add( wxEmptyString, numCols );
3373
3374     m_data.Add( sa, numRows );
3375 }
3376
3377 wxGridStringTable::~wxGridStringTable()
3378 {
3379 }
3380
3381 int wxGridStringTable::GetNumberRows()
3382 {
3383     return m_data.GetCount();
3384 }
3385
3386 int wxGridStringTable::GetNumberCols()
3387 {
3388     if ( m_data.GetCount() > 0 )
3389         return m_data[0].GetCount();
3390     else
3391         return 0;
3392 }
3393
3394 wxString wxGridStringTable::GetValue( int row, int col )
3395 {
3396     wxCHECK_MSG( (row < GetNumberRows()) && (col < GetNumberCols()),
3397                  wxEmptyString,
3398                  _T("invalid row or column index in wxGridStringTable") );
3399
3400     return m_data[row][col];
3401 }
3402
3403 void wxGridStringTable::SetValue( int row, int col, const wxString& value )
3404 {
3405     wxCHECK_RET( (row < GetNumberRows()) && (col < GetNumberCols()),
3406                  _T("invalid row or column index in wxGridStringTable") );
3407
3408     m_data[row][col] = value;
3409 }
3410
3411 bool wxGridStringTable::IsEmptyCell( int row, int col )
3412 {
3413     wxCHECK_MSG( (row < GetNumberRows()) && (col < GetNumberCols()),
3414                  true,
3415                   _T("invalid row or column index in wxGridStringTable") );
3416
3417     return (m_data[row][col] == wxEmptyString);
3418 }
3419
3420 void wxGridStringTable::Clear()
3421 {
3422     int row, col;
3423     int numRows, numCols;
3424
3425     numRows = m_data.GetCount();
3426     if ( numRows > 0 )
3427     {
3428         numCols = m_data[0].GetCount();
3429
3430         for ( row = 0; row < numRows; row++ )
3431         {
3432             for ( col = 0; col < numCols; col++ )
3433             {
3434                 m_data[row][col] = wxEmptyString;
3435             }
3436         }
3437     }
3438 }
3439
3440 bool wxGridStringTable::InsertRows( size_t pos, size_t numRows )
3441 {
3442     size_t curNumRows = m_data.GetCount();
3443     size_t curNumCols = ( curNumRows > 0 ? m_data[0].GetCount() :
3444                           ( GetView() ? GetView()->GetNumberCols() : 0 ) );
3445
3446     if ( pos >= curNumRows )
3447     {
3448         return AppendRows( numRows );
3449     }
3450
3451     wxArrayString sa;
3452     sa.Alloc( curNumCols );
3453     sa.Add( wxEmptyString, curNumCols );
3454     m_data.Insert( sa, pos, numRows );
3455
3456     if ( GetView() )
3457     {
3458         wxGridTableMessage msg( this,
3459                                 wxGRIDTABLE_NOTIFY_ROWS_INSERTED,
3460                                 pos,
3461                                 numRows );
3462
3463         GetView()->ProcessTableMessage( msg );
3464     }
3465
3466     return true;
3467 }
3468
3469 bool wxGridStringTable::AppendRows( size_t numRows )
3470 {
3471     size_t curNumRows = m_data.GetCount();
3472     size_t curNumCols = ( curNumRows > 0
3473                          ? m_data[0].GetCount()
3474                          : ( GetView() ? GetView()->GetNumberCols() : 0 ) );
3475
3476     wxArrayString sa;
3477     if ( curNumCols > 0 )
3478     {
3479         sa.Alloc( curNumCols );
3480         sa.Add( wxEmptyString, curNumCols );
3481     }
3482
3483     m_data.Add( sa, numRows );
3484
3485     if ( GetView() )
3486     {
3487         wxGridTableMessage msg( this,
3488                                 wxGRIDTABLE_NOTIFY_ROWS_APPENDED,
3489                                 numRows );
3490
3491         GetView()->ProcessTableMessage( msg );
3492     }
3493
3494     return true;
3495 }
3496
3497 bool wxGridStringTable::DeleteRows( size_t pos, size_t numRows )
3498 {
3499     size_t curNumRows = m_data.GetCount();
3500
3501     if ( pos >= curNumRows )
3502     {
3503         wxFAIL_MSG( wxString::Format
3504                     (
3505                         wxT("Called wxGridStringTable::DeleteRows(pos=%lu, N=%lu)\nPos value is invalid for present table with %lu rows"),
3506                         (unsigned long)pos,
3507                         (unsigned long)numRows,
3508                         (unsigned long)curNumRows
3509                     ) );
3510
3511         return false;
3512     }
3513
3514     if ( numRows > curNumRows - pos )
3515     {
3516         numRows = curNumRows - pos;
3517     }
3518
3519     if ( numRows >= curNumRows )
3520     {
3521         m_data.Clear();
3522     }
3523     else
3524     {
3525         m_data.RemoveAt( pos, numRows );
3526     }
3527
3528     if ( GetView() )
3529     {
3530         wxGridTableMessage msg( this,
3531                                 wxGRIDTABLE_NOTIFY_ROWS_DELETED,
3532                                 pos,
3533                                 numRows );
3534
3535         GetView()->ProcessTableMessage( msg );
3536     }
3537
3538     return true;
3539 }
3540
3541 bool wxGridStringTable::InsertCols( size_t pos, size_t numCols )
3542 {
3543     size_t row, col;
3544
3545     size_t curNumRows = m_data.GetCount();
3546     size_t curNumCols = ( curNumRows > 0
3547                          ? m_data[0].GetCount()
3548                          : ( GetView() ? GetView()->GetNumberCols() : 0 ) );
3549
3550     if ( pos >= curNumCols )
3551     {
3552         return AppendCols( numCols );
3553     }
3554
3555     if ( !m_colLabels.IsEmpty() )
3556     {
3557         m_colLabels.Insert( wxEmptyString, pos, numCols );
3558
3559         size_t i;
3560         for ( i = pos; i < pos + numCols; i++ )
3561             m_colLabels[i] = wxGridTableBase::GetColLabelValue( i );
3562     }
3563
3564     for ( row = 0; row < curNumRows; row++ )
3565     {
3566         for ( col = pos; col < pos + numCols; col++ )
3567         {
3568             m_data[row].Insert( wxEmptyString, col );
3569         }
3570     }
3571
3572     if ( GetView() )
3573     {
3574         wxGridTableMessage msg( this,
3575                                 wxGRIDTABLE_NOTIFY_COLS_INSERTED,
3576                                 pos,
3577                                 numCols );
3578
3579         GetView()->ProcessTableMessage( msg );
3580     }
3581
3582     return true;
3583 }
3584
3585 bool wxGridStringTable::AppendCols( size_t numCols )
3586 {
3587     size_t row;
3588
3589     size_t curNumRows = m_data.GetCount();
3590
3591 #if 0
3592     if ( !curNumRows )
3593     {
3594         // TODO: something better than this ?
3595         //
3596         wxFAIL_MSG( wxT("Unable to append cols to a grid table with no rows.\nCall AppendRows() first") );
3597         return false;
3598     }
3599 #endif
3600
3601     for ( row = 0; row < curNumRows; row++ )
3602     {
3603         m_data[row].Add( wxEmptyString, numCols );
3604     }
3605
3606     if ( GetView() )
3607     {
3608         wxGridTableMessage msg( this,
3609                                 wxGRIDTABLE_NOTIFY_COLS_APPENDED,
3610                                 numCols );
3611
3612         GetView()->ProcessTableMessage( msg );
3613     }
3614
3615     return true;
3616 }
3617
3618 bool wxGridStringTable::DeleteCols( size_t pos, size_t numCols )
3619 {
3620     size_t row;
3621
3622     size_t curNumRows = m_data.GetCount();
3623     size_t curNumCols = ( curNumRows > 0 ? m_data[0].GetCount() :
3624                           ( GetView() ? GetView()->GetNumberCols() : 0 ) );
3625
3626     if ( pos >= curNumCols )
3627     {
3628         wxFAIL_MSG( wxString::Format
3629                     (
3630                         wxT("Called wxGridStringTable::DeleteCols(pos=%lu, N=%lu)\nPos value is invalid for present table with %lu cols"),
3631                         (unsigned long)pos,
3632                         (unsigned long)numCols,
3633                         (unsigned long)curNumCols
3634                     ) );
3635         return false;
3636     }
3637
3638     int colID;
3639     if ( GetView() )
3640         colID = GetView()->GetColAt( pos );
3641     else
3642         colID = pos;
3643
3644     if ( numCols > curNumCols - colID )
3645     {
3646         numCols = curNumCols - colID;
3647     }
3648
3649     if ( !m_colLabels.IsEmpty() )
3650     {
3651         // m_colLabels stores just as many elements as it needs, e.g. if only
3652         // the label of the first column had been set it would have only one
3653         // element and not numCols, so account for it
3654         int nToRm = m_colLabels.size() - colID;
3655         if ( nToRm > 0 )
3656             m_colLabels.RemoveAt( colID, nToRm );
3657     }
3658
3659     for ( row = 0; row < curNumRows; row++ )
3660     {
3661         if ( numCols >= curNumCols )
3662         {
3663             m_data[row].Clear();
3664         }
3665         else
3666         {
3667             m_data[row].RemoveAt( colID, numCols );
3668         }
3669     }
3670
3671     if ( GetView() )
3672     {
3673         wxGridTableMessage msg( this,
3674                                 wxGRIDTABLE_NOTIFY_COLS_DELETED,
3675                                 pos,
3676                                 numCols );
3677
3678         GetView()->ProcessTableMessage( msg );
3679     }
3680
3681     return true;
3682 }
3683
3684 wxString wxGridStringTable::GetRowLabelValue( int row )
3685 {
3686     if ( row > (int)(m_rowLabels.GetCount()) - 1 )
3687     {
3688         // using default label
3689         //
3690         return wxGridTableBase::GetRowLabelValue( row );
3691     }
3692     else
3693     {
3694         return m_rowLabels[row];
3695     }
3696 }
3697
3698 wxString wxGridStringTable::GetColLabelValue( int col )
3699 {
3700     if ( col > (int)(m_colLabels.GetCount()) - 1 )
3701     {
3702         // using default label
3703         //
3704         return wxGridTableBase::GetColLabelValue( col );
3705     }
3706     else
3707     {
3708         return m_colLabels[col];
3709     }
3710 }
3711
3712 void wxGridStringTable::SetRowLabelValue( int row, const wxString& value )
3713 {
3714     if ( row > (int)(m_rowLabels.GetCount()) - 1 )
3715     {
3716         int n = m_rowLabels.GetCount();
3717         int i;
3718
3719         for ( i = n; i <= row; i++ )
3720         {
3721             m_rowLabels.Add( wxGridTableBase::GetRowLabelValue(i) );
3722         }
3723     }
3724
3725     m_rowLabels[row] = value;
3726 }
3727
3728 void wxGridStringTable::SetColLabelValue( int col, const wxString& value )
3729 {
3730     if ( col > (int)(m_colLabels.GetCount()) - 1 )
3731     {
3732         int n = m_colLabels.GetCount();
3733         int i;
3734
3735         for ( i = n; i <= col; i++ )
3736         {
3737             m_colLabels.Add( wxGridTableBase::GetColLabelValue(i) );
3738         }
3739     }
3740
3741     m_colLabels[col] = value;
3742 }
3743
3744
3745 //////////////////////////////////////////////////////////////////////
3746 //////////////////////////////////////////////////////////////////////
3747
3748 IMPLEMENT_DYNAMIC_CLASS( wxGridRowLabelWindow, wxWindow )
3749
3750 BEGIN_EVENT_TABLE( wxGridRowLabelWindow, wxWindow )
3751     EVT_PAINT( wxGridRowLabelWindow::OnPaint )
3752     EVT_MOUSEWHEEL( wxGridRowLabelWindow::OnMouseWheel )
3753     EVT_MOUSE_EVENTS( wxGridRowLabelWindow::OnMouseEvent )
3754     EVT_KEY_DOWN( wxGridRowLabelWindow::OnKeyDown )
3755     EVT_KEY_UP( wxGridRowLabelWindow::OnKeyUp )
3756     EVT_CHAR( wxGridRowLabelWindow::OnChar )
3757 END_EVENT_TABLE()
3758
3759 wxGridRowLabelWindow::wxGridRowLabelWindow( wxGrid *parent,
3760                                             wxWindowID id,
3761                                             const wxPoint &pos, const wxSize &size )
3762   : wxWindow( parent, id, pos, size, wxWANTS_CHARS | wxBORDER_NONE | wxFULL_REPAINT_ON_RESIZE )
3763 {
3764     m_owner = parent;
3765 }
3766
3767 void wxGridRowLabelWindow::OnPaint( wxPaintEvent& WXUNUSED(event) )
3768 {
3769     wxPaintDC dc(this);
3770
3771     // NO - don't do this because it will set both the x and y origin
3772     // coords to match the parent scrolled window and we just want to
3773     // set the y coord  - MB
3774     //
3775     // m_owner->PrepareDC( dc );
3776
3777     int x, y;
3778     m_owner->CalcUnscrolledPosition( 0, 0, &x, &y );
3779     wxPoint pt = dc.GetDeviceOrigin();
3780     dc.SetDeviceOrigin( pt.x, pt.y-y );
3781
3782     wxArrayInt rows = m_owner->CalcRowLabelsExposed( GetUpdateRegion() );
3783     m_owner->DrawRowLabels( dc, rows );
3784 }
3785
3786 void wxGridRowLabelWindow::OnMouseEvent( wxMouseEvent& event )
3787 {
3788     m_owner->ProcessRowLabelMouseEvent( event );
3789 }
3790
3791 void wxGridRowLabelWindow::OnMouseWheel( wxMouseEvent& event )
3792 {
3793     m_owner->GetEventHandler()->ProcessEvent( event );
3794 }
3795
3796 // This seems to be required for wxMotif otherwise the mouse
3797 // cursor must be in the cell edit control to get key events
3798 //
3799 void wxGridRowLabelWindow::OnKeyDown( wxKeyEvent& event )
3800 {
3801     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3802         event.Skip();
3803 }
3804
3805 void wxGridRowLabelWindow::OnKeyUp( wxKeyEvent& event )
3806 {
3807     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3808         event.Skip();
3809 }
3810
3811 void wxGridRowLabelWindow::OnChar( wxKeyEvent& event )
3812 {
3813     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3814         event.Skip();
3815 }
3816
3817 //////////////////////////////////////////////////////////////////////
3818
3819 IMPLEMENT_DYNAMIC_CLASS( wxGridColLabelWindow, wxWindow )
3820
3821 BEGIN_EVENT_TABLE( wxGridColLabelWindow, wxWindow )
3822     EVT_PAINT( wxGridColLabelWindow::OnPaint )
3823     EVT_MOUSEWHEEL( wxGridColLabelWindow::OnMouseWheel )
3824     EVT_MOUSE_EVENTS( wxGridColLabelWindow::OnMouseEvent )
3825     EVT_KEY_DOWN( wxGridColLabelWindow::OnKeyDown )
3826     EVT_KEY_UP( wxGridColLabelWindow::OnKeyUp )
3827     EVT_CHAR( wxGridColLabelWindow::OnChar )
3828 END_EVENT_TABLE()
3829
3830 wxGridColLabelWindow::wxGridColLabelWindow( wxGrid *parent,
3831                                             wxWindowID id,
3832                                             const wxPoint &pos, const wxSize &size )
3833   : wxWindow( parent, id, pos, size, wxWANTS_CHARS | wxBORDER_NONE | wxFULL_REPAINT_ON_RESIZE )
3834 {
3835     m_owner = parent;
3836 }
3837
3838 void wxGridColLabelWindow::OnPaint( wxPaintEvent& WXUNUSED(event) )
3839 {
3840     wxPaintDC dc(this);
3841
3842     // NO - don't do this because it will set both the x and y origin
3843     // coords to match the parent scrolled window and we just want to
3844     // set the x coord  - MB
3845     //
3846     // m_owner->PrepareDC( dc );
3847
3848     int x, y;
3849     m_owner->CalcUnscrolledPosition( 0, 0, &x, &y );
3850     wxPoint pt = dc.GetDeviceOrigin();
3851     if (GetLayoutDirection() == wxLayout_RightToLeft)
3852         dc.SetDeviceOrigin( pt.x+x, pt.y );
3853     else
3854         dc.SetDeviceOrigin( pt.x-x, pt.y );
3855
3856     wxArrayInt cols = m_owner->CalcColLabelsExposed( GetUpdateRegion() );
3857     m_owner->DrawColLabels( dc, cols );
3858 }
3859
3860 void wxGridColLabelWindow::OnMouseEvent( wxMouseEvent& event )
3861 {
3862     m_owner->ProcessColLabelMouseEvent( event );
3863 }
3864
3865 void wxGridColLabelWindow::OnMouseWheel( wxMouseEvent& event )
3866 {
3867     m_owner->GetEventHandler()->ProcessEvent( event );
3868 }
3869
3870 // This seems to be required for wxMotif otherwise the mouse
3871 // cursor must be in the cell edit control to get key events
3872 //
3873 void wxGridColLabelWindow::OnKeyDown( wxKeyEvent& event )
3874 {
3875     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3876         event.Skip();
3877 }
3878
3879 void wxGridColLabelWindow::OnKeyUp( wxKeyEvent& event )
3880 {
3881     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3882         event.Skip();
3883 }
3884
3885 void wxGridColLabelWindow::OnChar( wxKeyEvent& event )
3886 {
3887     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3888         event.Skip();
3889 }
3890
3891 //////////////////////////////////////////////////////////////////////
3892
3893 IMPLEMENT_DYNAMIC_CLASS( wxGridCornerLabelWindow, wxWindow )
3894
3895 BEGIN_EVENT_TABLE( wxGridCornerLabelWindow, wxWindow )
3896     EVT_MOUSEWHEEL( wxGridCornerLabelWindow::OnMouseWheel )
3897     EVT_MOUSE_EVENTS( wxGridCornerLabelWindow::OnMouseEvent )
3898     EVT_PAINT( wxGridCornerLabelWindow::OnPaint )
3899     EVT_KEY_DOWN( wxGridCornerLabelWindow::OnKeyDown )
3900     EVT_KEY_UP( wxGridCornerLabelWindow::OnKeyUp )
3901     EVT_CHAR( wxGridCornerLabelWindow::OnChar )
3902 END_EVENT_TABLE()
3903
3904 wxGridCornerLabelWindow::wxGridCornerLabelWindow( wxGrid *parent,
3905                                                   wxWindowID id,
3906                                                   const wxPoint &pos, const wxSize &size )
3907   : wxWindow( parent, id, pos, size, wxWANTS_CHARS | wxBORDER_NONE | wxFULL_REPAINT_ON_RESIZE )
3908 {
3909     m_owner = parent;
3910 }
3911
3912 void wxGridCornerLabelWindow::OnPaint( wxPaintEvent& WXUNUSED(event) )
3913 {
3914     wxPaintDC dc(this);
3915
3916     int client_height = 0;
3917     int client_width = 0;
3918     GetClientSize( &client_width, &client_height );
3919
3920     // VZ: any reason for this ifdef? (FIXME)
3921 #if 0
3922 def __WXGTK__
3923     wxRect rect;
3924     rect.SetX( 1 );
3925     rect.SetY( 1 );
3926     rect.SetWidth( client_width - 2 );
3927     rect.SetHeight( client_height - 2 );
3928
3929     wxRendererNative::Get().DrawHeaderButton( this, dc, rect, 0 );
3930 #else // !__WXGTK__
3931     dc.SetPen( wxPen(wxSystemSettings::GetColour(wxSYS_COLOUR_3DSHADOW), 1, wxSOLID) );
3932     dc.DrawLine( client_width - 1, client_height - 1, client_width - 1, 0 );
3933     dc.DrawLine( client_width - 1, client_height - 1, 0, client_height - 1 );
3934     dc.DrawLine( 0, 0, client_width, 0 );
3935     dc.DrawLine( 0, 0, 0, client_height );
3936
3937     dc.SetPen( *wxWHITE_PEN );
3938     dc.DrawLine( 1, 1, client_width - 1, 1 );
3939     dc.DrawLine( 1, 1, 1, client_height - 1 );
3940 #endif
3941 }
3942
3943 void wxGridCornerLabelWindow::OnMouseEvent( wxMouseEvent& event )
3944 {
3945     m_owner->ProcessCornerLabelMouseEvent( event );
3946 }
3947
3948 void wxGridCornerLabelWindow::OnMouseWheel( wxMouseEvent& event )
3949 {
3950     m_owner->GetEventHandler()->ProcessEvent(event);
3951 }
3952
3953 // This seems to be required for wxMotif otherwise the mouse
3954 // cursor must be in the cell edit control to get key events
3955 //
3956 void wxGridCornerLabelWindow::OnKeyDown( wxKeyEvent& event )
3957 {
3958     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3959         event.Skip();
3960 }
3961
3962 void wxGridCornerLabelWindow::OnKeyUp( wxKeyEvent& event )
3963 {
3964     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3965         event.Skip();
3966 }
3967
3968 void wxGridCornerLabelWindow::OnChar( wxKeyEvent& event )
3969 {
3970     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3971         event.Skip();
3972 }
3973
3974 //////////////////////////////////////////////////////////////////////
3975
3976 IMPLEMENT_DYNAMIC_CLASS( wxGridWindow, wxWindow )
3977
3978 BEGIN_EVENT_TABLE( wxGridWindow, wxWindow )
3979     EVT_PAINT( wxGridWindow::OnPaint )
3980     EVT_MOUSEWHEEL( wxGridWindow::OnMouseWheel )
3981     EVT_MOUSE_EVENTS( wxGridWindow::OnMouseEvent )
3982     EVT_KEY_DOWN( wxGridWindow::OnKeyDown )
3983     EVT_KEY_UP( wxGridWindow::OnKeyUp )
3984     EVT_CHAR( wxGridWindow::OnChar )
3985     EVT_SET_FOCUS( wxGridWindow::OnFocus )
3986     EVT_KILL_FOCUS( wxGridWindow::OnFocus )
3987     EVT_ERASE_BACKGROUND( wxGridWindow::OnEraseBackground )
3988 END_EVENT_TABLE()
3989
3990 wxGridWindow::wxGridWindow( wxGrid *parent,
3991                             wxGridRowLabelWindow *rowLblWin,
3992                             wxGridColLabelWindow *colLblWin,
3993                             wxWindowID id,
3994                             const wxPoint &pos,
3995                             const wxSize &size )
3996             : wxWindow(
3997                 parent, id, pos, size,
3998                 wxWANTS_CHARS | wxBORDER_NONE | wxCLIP_CHILDREN | wxFULL_REPAINT_ON_RESIZE,
3999                 wxT("grid window") )
4000 {
4001     m_owner = parent;
4002     m_rowLabelWin = rowLblWin;
4003     m_colLabelWin = colLblWin;
4004 }
4005
4006 void wxGridWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
4007 {
4008     wxPaintDC dc( this );
4009     m_owner->PrepareDC( dc );
4010     wxRegion reg = GetUpdateRegion();
4011     wxGridCellCoordsArray dirtyCells = m_owner->CalcCellsExposed( reg );
4012     m_owner->DrawGridCellArea( dc, dirtyCells );
4013
4014 #if WXGRID_DRAW_LINES
4015     m_owner->DrawAllGridLines( dc, reg );
4016 #endif
4017
4018     m_owner->DrawGridSpace( dc );
4019     m_owner->DrawHighlight( dc, dirtyCells );
4020 }
4021
4022 void wxGridWindow::ScrollWindow( int dx, int dy, const wxRect *rect )
4023 {
4024     wxWindow::ScrollWindow( dx, dy, rect );
4025     m_rowLabelWin->ScrollWindow( 0, dy, rect );
4026     m_colLabelWin->ScrollWindow( dx, 0, rect );
4027 }
4028
4029 void wxGridWindow::OnMouseEvent( wxMouseEvent& event )
4030 {
4031     if (event.ButtonDown(wxMOUSE_BTN_LEFT) && FindFocus() != this)
4032         SetFocus();
4033
4034     m_owner->ProcessGridCellMouseEvent( event );
4035 }
4036
4037 void wxGridWindow::OnMouseWheel( wxMouseEvent& event )
4038 {
4039     m_owner->GetEventHandler()->ProcessEvent( event );
4040 }
4041
4042 // This seems to be required for wxMotif/wxGTK otherwise the mouse
4043 // cursor must be in the cell edit control to get key events
4044 //
4045 void wxGridWindow::OnKeyDown( wxKeyEvent& event )
4046 {
4047     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
4048         event.Skip();
4049 }
4050
4051 void wxGridWindow::OnKeyUp( wxKeyEvent& event )
4052 {
4053     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
4054         event.Skip();
4055 }
4056
4057 void wxGridWindow::OnChar( wxKeyEvent& event )
4058 {
4059     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
4060         event.Skip();
4061 }
4062
4063 void wxGridWindow::OnEraseBackground( wxEraseEvent& WXUNUSED(event) )
4064 {
4065 }
4066
4067 void wxGridWindow::OnFocus(wxFocusEvent& event)
4068 {
4069     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
4070         event.Skip();
4071 }
4072
4073 //////////////////////////////////////////////////////////////////////
4074
4075 // Internal Helper function for computing row or column from some
4076 // (unscrolled) coordinate value, using either
4077 // m_defaultRowHeight/m_defaultColWidth or binary search on array
4078 // of m_rowBottoms/m_ColRights to speed up the search!
4079
4080 // Internal helper macros for simpler use of that function
4081
4082 static int CoordToRowOrCol(int coord, int defaultDist, int minDist,
4083                            const wxArrayInt& BorderArray, int nMax,
4084                            bool clipToMinMax);
4085
4086 #define internalXToCol(x) XToCol(x, true)
4087 #define internalYToRow(y) CoordToRowOrCol(y, m_defaultRowHeight, \
4088                                           m_minAcceptableRowHeight, \
4089                                           m_rowBottoms, m_numRows, true)
4090
4091 /////////////////////////////////////////////////////////////////////
4092
4093 #if wxUSE_EXTENDED_RTTI
4094 WX_DEFINE_FLAGS( wxGridStyle )
4095
4096 wxBEGIN_FLAGS( wxGridStyle )
4097     // new style border flags, we put them first to
4098     // use them for streaming out
4099     wxFLAGS_MEMBER(wxBORDER_SIMPLE)
4100     wxFLAGS_MEMBER(wxBORDER_SUNKEN)
4101     wxFLAGS_MEMBER(wxBORDER_DOUBLE)
4102     wxFLAGS_MEMBER(wxBORDER_RAISED)
4103     wxFLAGS_MEMBER(wxBORDER_STATIC)
4104     wxFLAGS_MEMBER(wxBORDER_NONE)
4105
4106     // old style border flags
4107     wxFLAGS_MEMBER(wxSIMPLE_BORDER)
4108     wxFLAGS_MEMBER(wxSUNKEN_BORDER)
4109     wxFLAGS_MEMBER(wxDOUBLE_BORDER)
4110     wxFLAGS_MEMBER(wxRAISED_BORDER)
4111     wxFLAGS_MEMBER(wxSTATIC_BORDER)
4112     wxFLAGS_MEMBER(wxBORDER)
4113
4114     // standard window styles
4115     wxFLAGS_MEMBER(wxTAB_TRAVERSAL)
4116     wxFLAGS_MEMBER(wxCLIP_CHILDREN)
4117     wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW)
4118     wxFLAGS_MEMBER(wxWANTS_CHARS)
4119     wxFLAGS_MEMBER(wxFULL_REPAINT_ON_RESIZE)
4120     wxFLAGS_MEMBER(wxALWAYS_SHOW_SB)
4121     wxFLAGS_MEMBER(wxVSCROLL)
4122     wxFLAGS_MEMBER(wxHSCROLL)
4123
4124 wxEND_FLAGS( wxGridStyle )
4125
4126 IMPLEMENT_DYNAMIC_CLASS_XTI(wxGrid, wxScrolledWindow,"wx/grid.h")
4127
4128 wxBEGIN_PROPERTIES_TABLE(wxGrid)
4129     wxHIDE_PROPERTY( Children )
4130     wxPROPERTY_FLAGS( WindowStyle , wxGridStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , EMPTY_MACROVALUE, 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style
4131 wxEND_PROPERTIES_TABLE()
4132
4133 wxBEGIN_HANDLERS_TABLE(wxGrid)
4134 wxEND_HANDLERS_TABLE()
4135
4136 wxCONSTRUCTOR_5( wxGrid , wxWindow* , Parent , wxWindowID , Id , wxPoint , Position , wxSize , Size , long , WindowStyle )
4137
4138 /*
4139  TODO : Expose more information of a list's layout, etc. via appropriate objects (e.g., NotebookPageInfo)
4140 */
4141 #else
4142 IMPLEMENT_DYNAMIC_CLASS( wxGrid, wxScrolledWindow )
4143 #endif
4144
4145 BEGIN_EVENT_TABLE( wxGrid, wxScrolledWindow )
4146     EVT_PAINT( wxGrid::OnPaint )
4147     EVT_SIZE( wxGrid::OnSize )
4148     EVT_KEY_DOWN( wxGrid::OnKeyDown )
4149     EVT_KEY_UP( wxGrid::OnKeyUp )
4150     EVT_CHAR ( wxGrid::OnChar )
4151     EVT_ERASE_BACKGROUND( wxGrid::OnEraseBackground )
4152 END_EVENT_TABLE()
4153
4154 wxGrid::wxGrid()
4155 {
4156     // in order to make sure that a size event is not
4157     // trigerred in a unfinished state
4158     m_cornerLabelWin = NULL;
4159     m_rowLabelWin = NULL;
4160     m_colLabelWin = NULL;
4161     m_gridWin = NULL;
4162 }
4163
4164 wxGrid::wxGrid( wxWindow *parent,
4165                  wxWindowID id,
4166                  const wxPoint& pos,
4167                  const wxSize& size,
4168                  long style,
4169                  const wxString& name )
4170   : wxScrolledWindow( parent, id, pos, size, (style | wxWANTS_CHARS), name ),
4171     m_colMinWidths(GRID_HASH_SIZE),
4172     m_rowMinHeights(GRID_HASH_SIZE)
4173 {
4174     Create();
4175     SetInitialSize(size);
4176 }
4177
4178 bool wxGrid::Create(wxWindow *parent, wxWindowID id,
4179                           const wxPoint& pos, const wxSize& size,
4180                           long style, const wxString& name)
4181 {
4182     if (!wxScrolledWindow::Create(parent, id, pos, size,
4183                                   style | wxWANTS_CHARS, name))
4184         return false;
4185
4186     m_colMinWidths = wxLongToLongHashMap(GRID_HASH_SIZE);
4187     m_rowMinHeights = wxLongToLongHashMap(GRID_HASH_SIZE);
4188
4189     Create();
4190     SetInitialSize(size);
4191
4192     return true;
4193 }
4194
4195 wxGrid::~wxGrid()
4196 {
4197     // Must do this or ~wxScrollHelper will pop the wrong event handler
4198     SetTargetWindow(this);
4199     ClearAttrCache();
4200     wxSafeDecRef(m_defaultCellAttr);
4201
4202 #ifdef DEBUG_ATTR_CACHE
4203     size_t total = gs_nAttrCacheHits + gs_nAttrCacheMisses;
4204     wxPrintf(_T("wxGrid attribute cache statistics: "
4205                 "total: %u, hits: %u (%u%%)\n"),
4206              total, gs_nAttrCacheHits,
4207              total ? (gs_nAttrCacheHits*100) / total : 0);
4208 #endif
4209
4210     // if we own the table, just delete it, otherwise at least don't leave it
4211     // with dangling view pointer
4212     if ( m_ownTable )
4213         delete m_table;
4214     else if ( m_table && m_table->GetView() == this )
4215         m_table->SetView(NULL);
4216
4217     delete m_typeRegistry;
4218     delete m_selection;
4219 }
4220
4221 //
4222 // ----- internal init and update functions
4223 //
4224
4225 // NOTE: If using the default visual attributes works everywhere then this can
4226 // be removed as well as the #else cases below.
4227 #define _USE_VISATTR 0
4228
4229 void wxGrid::Create()
4230 {
4231     // set to true by CreateGrid
4232     m_created = false;
4233
4234     // create the type registry
4235     m_typeRegistry = new wxGridTypeRegistry;
4236     m_selection = NULL;
4237
4238     m_table = (wxGridTableBase *) NULL;
4239     m_ownTable = false;
4240
4241     m_cellEditCtrlEnabled = false;
4242
4243     m_defaultCellAttr = new wxGridCellAttr();
4244
4245     // Set default cell attributes
4246     m_defaultCellAttr->SetDefAttr(m_defaultCellAttr);
4247     m_defaultCellAttr->SetKind(wxGridCellAttr::Default);
4248     m_defaultCellAttr->SetFont(GetFont());
4249     m_defaultCellAttr->SetAlignment(wxALIGN_LEFT, wxALIGN_TOP);
4250     m_defaultCellAttr->SetRenderer(new wxGridCellStringRenderer);
4251     m_defaultCellAttr->SetEditor(new wxGridCellTextEditor);
4252
4253 #if _USE_VISATTR
4254     wxVisualAttributes gva = wxListBox::GetClassDefaultAttributes();
4255     wxVisualAttributes lva = wxPanel::GetClassDefaultAttributes();
4256
4257     m_defaultCellAttr->SetTextColour(gva.colFg);
4258     m_defaultCellAttr->SetBackgroundColour(gva.colBg);
4259
4260 #else
4261     m_defaultCellAttr->SetTextColour(
4262         wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT));
4263     m_defaultCellAttr->SetBackgroundColour(
4264         wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW));
4265 #endif
4266
4267     m_numRows = 0;
4268     m_numCols = 0;
4269     m_currentCellCoords = wxGridNoCellCoords;
4270
4271     m_rowLabelWidth = WXGRID_DEFAULT_ROW_LABEL_WIDTH;
4272     m_colLabelHeight = WXGRID_DEFAULT_COL_LABEL_HEIGHT;
4273
4274     // subwindow components that make up the wxGrid
4275     m_rowLabelWin = new wxGridRowLabelWindow( this,
4276                                               wxID_ANY,
4277                                               wxDefaultPosition,
4278                                               wxDefaultSize );
4279
4280     m_colLabelWin = new wxGridColLabelWindow( this,
4281                                               wxID_ANY,
4282                                               wxDefaultPosition,
4283                                               wxDefaultSize );
4284
4285     m_cornerLabelWin = new wxGridCornerLabelWindow( this,
4286                                                     wxID_ANY,
4287                                                     wxDefaultPosition,
4288                                                     wxDefaultSize );
4289
4290     m_gridWin = new wxGridWindow( this,
4291                                   m_rowLabelWin,
4292                                   m_colLabelWin,
4293                                   wxID_ANY,
4294                                   wxDefaultPosition,
4295                                   wxDefaultSize );
4296
4297     SetTargetWindow( m_gridWin );
4298
4299 #if _USE_VISATTR
4300     wxColour gfg = gva.colFg;
4301     wxColour gbg = gva.colBg;
4302     wxColour lfg = lva.colFg;
4303     wxColour lbg = lva.colBg;
4304 #else
4305     wxColour gfg = wxSystemSettings::GetColour( wxSYS_COLOUR_WINDOWTEXT );
4306     wxColour gbg = wxSystemSettings::GetColour( wxSYS_COLOUR_WINDOW );
4307     wxColour lfg = wxSystemSettings::GetColour( wxSYS_COLOUR_WINDOWTEXT );
4308     wxColour lbg = wxSystemSettings::GetColour( wxSYS_COLOUR_BTNFACE );
4309 #endif
4310
4311     m_cornerLabelWin->SetOwnForegroundColour(lfg);
4312     m_cornerLabelWin->SetOwnBackgroundColour(lbg);
4313     m_rowLabelWin->SetOwnForegroundColour(lfg);
4314     m_rowLabelWin->SetOwnBackgroundColour(lbg);
4315     m_colLabelWin->SetOwnForegroundColour(lfg);
4316     m_colLabelWin->SetOwnBackgroundColour(lbg);
4317
4318     m_gridWin->SetOwnForegroundColour(gfg);
4319     m_gridWin->SetOwnBackgroundColour(gbg);
4320
4321     Init();
4322 }
4323
4324 bool wxGrid::CreateGrid( int numRows, int numCols,
4325                          wxGrid::wxGridSelectionModes selmode )
4326 {
4327     wxCHECK_MSG( !m_created,
4328                  false,
4329                  wxT("wxGrid::CreateGrid or wxGrid::SetTable called more than once") );
4330
4331     m_numRows = numRows;
4332     m_numCols = numCols;
4333
4334     m_table = new wxGridStringTable( m_numRows, m_numCols );
4335     m_table->SetView( this );
4336     m_ownTable = true;
4337     m_selection = new wxGridSelection( this, selmode );
4338
4339     CalcDimensions();
4340
4341     m_created = true;
4342
4343     return m_created;
4344 }
4345
4346 void wxGrid::SetSelectionMode(wxGrid::wxGridSelectionModes selmode)
4347 {
4348     wxCHECK_RET( m_created,
4349                  wxT("Called wxGrid::SetSelectionMode() before calling CreateGrid()") );
4350
4351     m_selection->SetSelectionMode( selmode );
4352 }
4353
4354 wxGrid::wxGridSelectionModes wxGrid::GetSelectionMode() const
4355 {
4356     wxCHECK_MSG( m_created, wxGrid::wxGridSelectCells,
4357                  wxT("Called wxGrid::GetSelectionMode() before calling CreateGrid()") );
4358
4359     return m_selection->GetSelectionMode();
4360 }
4361
4362 bool wxGrid::SetTable( wxGridTableBase *table, bool takeOwnership,
4363                        wxGrid::wxGridSelectionModes selmode )
4364 {
4365     bool checkSelection = false;
4366     if ( m_created )
4367     {
4368         // stop all processing
4369         m_created = false;
4370
4371         if (m_table)
4372         {
4373             m_table->SetView(0);
4374             if( m_ownTable )
4375                 delete m_table;
4376             m_table = NULL;
4377         }
4378
4379         delete m_selection;
4380         m_selection = NULL;
4381
4382         m_ownTable = false;
4383         m_numRows = 0;
4384         m_numCols = 0;
4385         checkSelection = true;
4386
4387         // kill row and column size arrays
4388         m_colWidths.Empty();
4389         m_colRights.Empty();
4390         m_rowHeights.Empty();
4391         m_rowBottoms.Empty();
4392     }
4393
4394     if (table)
4395     {
4396         m_numRows = table->GetNumberRows();
4397         m_numCols = table->GetNumberCols();
4398
4399         m_table = table;
4400         m_table->SetView( this );
4401         m_ownTable = takeOwnership;
4402         m_selection = new wxGridSelection( this, selmode );
4403         if (checkSelection)
4404         {
4405             // If the newly set table is smaller than the
4406             // original one current cell and selection regions
4407             // might be invalid,
4408             m_selectingKeyboard = wxGridNoCellCoords;
4409             m_currentCellCoords =
4410               wxGridCellCoords(wxMin(m_numRows, m_currentCellCoords.GetRow()),
4411                                wxMin(m_numCols, m_currentCellCoords.GetCol()));
4412             if (m_selectingTopLeft.GetRow() >= m_numRows ||
4413                 m_selectingTopLeft.GetCol() >= m_numCols)
4414             {
4415                 m_selectingTopLeft = wxGridNoCellCoords;
4416                 m_selectingBottomRight = wxGridNoCellCoords;
4417             }
4418             else
4419                 m_selectingBottomRight =
4420                   wxGridCellCoords(wxMin(m_numRows,
4421                                          m_selectingBottomRight.GetRow()),
4422                                    wxMin(m_numCols,
4423                                          m_selectingBottomRight.GetCol()));
4424         }
4425         CalcDimensions();
4426
4427         m_created = true;
4428     }
4429
4430     return m_created;
4431 }
4432
4433 void wxGrid::Init()
4434 {
4435     m_rowLabelWidth  = WXGRID_DEFAULT_ROW_LABEL_WIDTH;
4436     m_colLabelHeight = WXGRID_DEFAULT_COL_LABEL_HEIGHT;
4437
4438     if ( m_rowLabelWin )
4439     {
4440         m_labelBackgroundColour = m_rowLabelWin->GetBackgroundColour();
4441     }
4442     else
4443     {
4444         m_labelBackgroundColour = *wxWHITE;
4445     }
4446
4447     m_labelTextColour = *wxBLACK;
4448
4449     // init attr cache
4450     m_attrCache.row = -1;
4451     m_attrCache.col = -1;
4452     m_attrCache.attr = NULL;
4453
4454     // TODO: something better than this ?
4455     //
4456     m_labelFont = this->GetFont();
4457     m_labelFont.SetWeight( wxBOLD );
4458
4459     m_rowLabelHorizAlign = wxALIGN_CENTRE;
4460     m_rowLabelVertAlign  = wxALIGN_CENTRE;
4461
4462     m_colLabelHorizAlign = wxALIGN_CENTRE;
4463     m_colLabelVertAlign  = wxALIGN_CENTRE;
4464     m_colLabelTextOrientation = wxHORIZONTAL;
4465
4466     m_defaultColWidth  = WXGRID_DEFAULT_COL_WIDTH;
4467     m_defaultRowHeight = m_gridWin->GetCharHeight();
4468
4469     m_minAcceptableColWidth  = WXGRID_MIN_COL_WIDTH;
4470     m_minAcceptableRowHeight = WXGRID_MIN_ROW_HEIGHT;
4471
4472 #if defined(__WXMOTIF__) || defined(__WXGTK__)  // see also text ctrl sizing in ShowCellEditControl()
4473     m_defaultRowHeight += 8;
4474 #else
4475     m_defaultRowHeight += 4;
4476 #endif
4477
4478     m_gridLineColour = wxColour( 192,192,192 );
4479     m_gridLinesEnabled = true;
4480     m_cellHighlightColour = *wxBLACK;
4481     m_cellHighlightPenWidth = 2;
4482     m_cellHighlightROPenWidth = 1;
4483
4484     m_canDragColMove = false;
4485
4486     m_cursorMode  = WXGRID_CURSOR_SELECT_CELL;
4487     m_winCapture = (wxWindow *)NULL;
4488     m_canDragRowSize = true;
4489     m_canDragColSize = true;
4490     m_canDragGridSize = true;
4491     m_canDragCell = false;
4492     m_dragLastPos  = -1;
4493     m_dragRowOrCol = -1;
4494     m_isDragging = false;
4495     m_startDragPos = wxDefaultPosition;
4496
4497     m_waitForSlowClick = false;
4498
4499     m_rowResizeCursor = wxCursor( wxCURSOR_SIZENS );
4500     m_colResizeCursor = wxCursor( wxCURSOR_SIZEWE );
4501
4502     m_currentCellCoords = wxGridNoCellCoords;
4503
4504     ClearSelection();
4505
4506     m_selectionBackground = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHT);
4507     m_selectionForeground = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT);
4508
4509     m_editable = true;  // default for whole grid
4510
4511     m_inOnKeyDown = false;
4512     m_batchCount = 0;
4513
4514     m_extraWidth =
4515     m_extraHeight = 0;
4516
4517     m_scrollLineX = GRID_SCROLL_LINE_X;
4518     m_scrollLineY = GRID_SCROLL_LINE_Y;
4519 }
4520
4521 // ----------------------------------------------------------------------------
4522 // the idea is to call these functions only when necessary because they create
4523 // quite big arrays which eat memory mostly unnecessary - in particular, if
4524 // default widths/heights are used for all rows/columns, we may not use these
4525 // arrays at all
4526 //
4527 // with some extra code, it should be possible to only store the widths/heights
4528 // different from default ones (resulting in space savings for huge grids) but
4529 // this is not done currently
4530 // ----------------------------------------------------------------------------
4531
4532 void wxGrid::InitRowHeights()
4533 {
4534     m_rowHeights.Empty();
4535     m_rowBottoms.Empty();
4536
4537     m_rowHeights.Alloc( m_numRows );
4538     m_rowBottoms.Alloc( m_numRows );
4539
4540     m_rowHeights.Add( m_defaultRowHeight, m_numRows );
4541
4542     int rowBottom = 0;
4543     for ( int i = 0; i < m_numRows; i++ )
4544     {
4545         rowBottom += m_defaultRowHeight;
4546         m_rowBottoms.Add( rowBottom );
4547     }
4548 }
4549
4550 void wxGrid::InitColWidths()
4551 {
4552     m_colWidths.Empty();
4553     m_colRights.Empty();
4554
4555     m_colWidths.Alloc( m_numCols );
4556     m_colRights.Alloc( m_numCols );
4557
4558     m_colWidths.Add( m_defaultColWidth, m_numCols );
4559
4560     int colRight = 0;
4561     for ( int i = 0; i < m_numCols; i++ )
4562     {
4563         colRight = ( GetColPos( i ) + 1 ) * m_defaultColWidth;
4564         m_colRights.Add( colRight );
4565     }
4566 }
4567
4568 int wxGrid::GetColWidth(int col) const
4569 {
4570     return m_colWidths.IsEmpty() ? m_defaultColWidth : m_colWidths[col];
4571 }
4572
4573 int wxGrid::GetColLeft(int col) const
4574 {
4575     return m_colRights.IsEmpty() ? GetColPos( col ) * m_defaultColWidth
4576                                  : m_colRights[col] - m_colWidths[col];
4577 }
4578
4579 int wxGrid::GetColRight(int col) const
4580 {
4581     return m_colRights.IsEmpty() ? (GetColPos( col ) + 1) * m_defaultColWidth
4582                                  : m_colRights[col];
4583 }
4584
4585 int wxGrid::GetRowHeight(int row) const
4586 {
4587     return m_rowHeights.IsEmpty() ? m_defaultRowHeight : m_rowHeights[row];
4588 }
4589
4590 int wxGrid::GetRowTop(int row) const
4591 {
4592     return m_rowBottoms.IsEmpty() ? row * m_defaultRowHeight
4593                                   : m_rowBottoms[row] - m_rowHeights[row];
4594 }
4595
4596 int wxGrid::GetRowBottom(int row) const
4597 {
4598     return m_rowBottoms.IsEmpty() ? (row + 1) * m_defaultRowHeight
4599                                   : m_rowBottoms[row];
4600 }
4601
4602 void wxGrid::CalcDimensions()
4603 {
4604     // compute the size of the scrollable area
4605     int w = m_numCols > 0 ? GetColRight(GetColAt(m_numCols - 1)) : 0;
4606     int h = m_numRows > 0 ? GetRowBottom(m_numRows - 1) : 0;
4607
4608     w += m_extraWidth;
4609     h += m_extraHeight;
4610
4611     // take into account editor if shown
4612     if ( IsCellEditControlShown() )
4613     {
4614         int w2, h2;
4615         int r = m_currentCellCoords.GetRow();
4616         int c = m_currentCellCoords.GetCol();
4617         int x = GetColLeft(c);
4618         int y = GetRowTop(r);
4619
4620         // how big is the editor
4621         wxGridCellAttr* attr = GetCellAttr(r, c);
4622         wxGridCellEditor* editor = attr->GetEditor(this, r, c);
4623         editor->GetControl()->GetSize(&w2, &h2);
4624         w2 += x;
4625         h2 += y;
4626         if ( w2 > w )
4627             w = w2;
4628         if ( h2 > h )
4629             h = h2;
4630         editor->DecRef();
4631         attr->DecRef();
4632     }
4633
4634     // preserve (more or less) the previous position
4635     int x, y;
4636     GetViewStart( &x, &y );
4637
4638     // ensure the position is valid for the new scroll ranges
4639     if ( x >= w )
4640         x = wxMax( w - 1, 0 );
4641     if ( y >= h )
4642         y = wxMax( h - 1, 0 );
4643
4644     // do set scrollbar parameters
4645     SetScrollbars( m_scrollLineX, m_scrollLineY,
4646                    GetScrollX(w), GetScrollY(h),
4647                    x, y,
4648                    GetBatchCount() != 0);
4649
4650     // if our OnSize() hadn't been called (it would if we have scrollbars), we
4651     // still must reposition the children
4652     CalcWindowSizes();
4653 }
4654
4655 void wxGrid::CalcWindowSizes()
4656 {
4657     // escape if the window is has not been fully created yet
4658
4659     if ( m_cornerLabelWin == NULL )
4660         return;
4661
4662     int cw, ch;
4663     GetClientSize( &cw, &ch );
4664
4665     // this block of code tries to work around the following problem: the grid
4666     // could have been just resized to have enough space to show the full grid
4667     // window contents without the scrollbars, but its client size could be
4668     // not big enough because the grid has the scrollbars right now and so the
4669     // scrollbars would remain even though we don't need them any more
4670     //
4671     // to prevent this from happening, check if we have enough space for
4672     // everything without the scrollbars and explicitly disable them then
4673     wxSize size = GetSize() - GetWindowBorderSize();
4674     if ( size != wxSize(cw, ch) )
4675     {
4676         // check if we have enough space for grid window after accounting for
4677         // the fixed size elements
4678         size.x -= m_rowLabelWidth;
4679         size.y -= m_colLabelHeight;
4680
4681         const wxSize vsize = m_gridWin->GetVirtualSize();
4682
4683         if ( size.x >= vsize.x && size.y >= vsize.y )
4684         {
4685             // yes, we do, so remove the scrollbars and use the new client size
4686             // (which should be the same as full window size - borders now)
4687             SetScrollbars(0, 0, 0, 0);
4688             GetClientSize(&cw, &ch);
4689         }
4690     }
4691
4692     if ( m_cornerLabelWin && m_cornerLabelWin->IsShown() )
4693         m_cornerLabelWin->SetSize( 0, 0, m_rowLabelWidth, m_colLabelHeight );
4694
4695     if ( m_colLabelWin && m_colLabelWin->IsShown() )
4696         m_colLabelWin->SetSize( m_rowLabelWidth, 0, cw - m_rowLabelWidth, m_colLabelHeight );
4697
4698     if ( m_rowLabelWin && m_rowLabelWin->IsShown() )
4699         m_rowLabelWin->SetSize( 0, m_colLabelHeight, m_rowLabelWidth, ch - m_colLabelHeight );
4700
4701     if ( m_gridWin && m_gridWin->IsShown() )
4702         m_gridWin->SetSize( m_rowLabelWidth, m_colLabelHeight, cw - m_rowLabelWidth, ch - m_colLabelHeight );
4703 }
4704
4705 // this is called when the grid table sends a message
4706 // to indicate that it has been redimensioned
4707 //
4708 bool wxGrid::Redimension( wxGridTableMessage& msg )
4709 {
4710     int i;
4711     bool result = false;
4712
4713     // Clear the attribute cache as the attribute might refer to a different
4714     // cell than stored in the cache after adding/removing rows/columns.
4715     ClearAttrCache();
4716
4717     // By the same reasoning, the editor should be dismissed if columns are
4718     // added or removed. And for consistency, it should IMHO always be
4719     // removed, not only if the cell "underneath" it actually changes.
4720     // For now, I intentionally do not save the editor's content as the
4721     // cell it might want to save that stuff to might no longer exist.
4722     HideCellEditControl();
4723
4724 #if 0
4725     // if we were using the default widths/heights so far, we must change them
4726     // now
4727     if ( m_colWidths.IsEmpty() )
4728     {
4729         InitColWidths();
4730     }
4731
4732     if ( m_rowHeights.IsEmpty() )
4733     {
4734         InitRowHeights();
4735     }
4736 #endif
4737
4738     switch ( msg.GetId() )
4739     {
4740         case wxGRIDTABLE_NOTIFY_ROWS_INSERTED:
4741         {
4742             size_t pos = msg.GetCommandInt();
4743             int numRows = msg.GetCommandInt2();
4744
4745             m_numRows += numRows;
4746
4747             if ( !m_rowHeights.IsEmpty() )
4748             {
4749                 m_rowHeights.Insert( m_defaultRowHeight, pos, numRows );
4750                 m_rowBottoms.Insert( 0, pos, numRows );
4751
4752                 int bottom = 0;
4753                 if ( pos > 0 )
4754                     bottom = m_rowBottoms[pos - 1];
4755
4756                 for ( i = pos; i < m_numRows; i++ )
4757                 {
4758                     bottom += m_rowHeights[i];
4759                     m_rowBottoms[i] = bottom;
4760                 }
4761             }
4762
4763             if ( m_currentCellCoords == wxGridNoCellCoords )
4764             {
4765                 // if we have just inserted cols into an empty grid the current
4766                 // cell will be undefined...
4767                 //
4768                 SetCurrentCell( 0, 0 );
4769             }
4770
4771             if ( m_selection )
4772                 m_selection->UpdateRows( pos, numRows );
4773             wxGridCellAttrProvider * attrProvider = m_table->GetAttrProvider();
4774             if (attrProvider)
4775                 attrProvider->UpdateAttrRows( pos, numRows );
4776
4777             if ( !GetBatchCount() )
4778             {
4779                 CalcDimensions();
4780                 m_rowLabelWin->Refresh();
4781             }
4782         }
4783         result = true;
4784         break;
4785
4786         case wxGRIDTABLE_NOTIFY_ROWS_APPENDED:
4787         {
4788             int numRows = msg.GetCommandInt();
4789             int oldNumRows = m_numRows;
4790             m_numRows += numRows;
4791
4792             if ( !m_rowHeights.IsEmpty() )
4793             {
4794                 m_rowHeights.Add( m_defaultRowHeight, numRows );
4795                 m_rowBottoms.Add( 0, numRows );
4796
4797                 int bottom = 0;
4798                 if ( oldNumRows > 0 )
4799                     bottom = m_rowBottoms[oldNumRows - 1];
4800
4801                 for ( i = oldNumRows; i < m_numRows; i++ )
4802                 {
4803                     bottom += m_rowHeights[i];
4804                     m_rowBottoms[i] = bottom;
4805                 }
4806             }
4807
4808             if ( m_currentCellCoords == wxGridNoCellCoords )
4809             {
4810                 // if we have just inserted cols into an empty grid the current
4811                 // cell will be undefined...
4812                 //
4813                 SetCurrentCell( 0, 0 );
4814             }
4815
4816             if ( !GetBatchCount() )
4817             {
4818                 CalcDimensions();
4819                 m_rowLabelWin->Refresh();
4820             }
4821         }
4822         result = true;
4823         break;
4824
4825         case wxGRIDTABLE_NOTIFY_ROWS_DELETED:
4826         {
4827             size_t pos = msg.GetCommandInt();
4828             int numRows = msg.GetCommandInt2();
4829             m_numRows -= numRows;
4830
4831             if ( !m_rowHeights.IsEmpty() )
4832             {
4833                 m_rowHeights.RemoveAt( pos, numRows );
4834                 m_rowBottoms.RemoveAt( pos, numRows );
4835
4836                 int h = 0;
4837                 for ( i = 0; i < m_numRows; i++ )
4838                 {
4839                     h += m_rowHeights[i];
4840                     m_rowBottoms[i] = h;
4841                 }
4842             }
4843
4844             if ( !m_numRows )
4845             {
4846                 m_currentCellCoords = wxGridNoCellCoords;
4847             }
4848             else
4849             {
4850                 if ( m_currentCellCoords.GetRow() >= m_numRows )
4851                     m_currentCellCoords.Set( 0, 0 );
4852             }
4853
4854             if ( m_selection )
4855                 m_selection->UpdateRows( pos, -((int)numRows) );
4856             wxGridCellAttrProvider * attrProvider = m_table->GetAttrProvider();
4857             if (attrProvider)
4858             {
4859                 attrProvider->UpdateAttrRows( pos, -((int)numRows) );
4860
4861 // ifdef'd out following patch from Paul Gammans
4862 #if 0
4863                 // No need to touch column attributes, unless we
4864                 // removed _all_ rows, in this case, we remove
4865                 // all column attributes.
4866                 // I hate to do this here, but the
4867                 // needed data is not available inside UpdateAttrRows.
4868                 if ( !GetNumberRows() )
4869                     attrProvider->UpdateAttrCols( 0, -GetNumberCols() );
4870 #endif
4871             }
4872
4873             if ( !GetBatchCount() )
4874             {
4875                 CalcDimensions();
4876                 m_rowLabelWin->Refresh();
4877             }
4878         }
4879         result = true;
4880         break;
4881
4882         case wxGRIDTABLE_NOTIFY_COLS_INSERTED:
4883         {
4884             size_t pos = msg.GetCommandInt();
4885             int numCols = msg.GetCommandInt2();
4886             m_numCols += numCols;
4887
4888             if ( !m_colAt.IsEmpty() )
4889             {
4890                 //Shift the column IDs
4891                 int i;
4892                 for ( i = 0; i < m_numCols - numCols; i++ )
4893                 {
4894                     if ( m_colAt[i] >= (int)pos )
4895                         m_colAt[i] += numCols;
4896                 }
4897
4898                 m_colAt.Insert( pos, pos, numCols );
4899
4900                 //Set the new columns' positions
4901                 for ( i = pos + 1; i < (int)pos + numCols; i++ )
4902                 {
4903                     m_colAt[i] = i;
4904                 }
4905             }
4906
4907             if ( !m_colWidths.IsEmpty() )
4908             {
4909                 m_colWidths.Insert( m_defaultColWidth, pos, numCols );
4910                 m_colRights.Insert( 0, pos, numCols );
4911
4912                 int right = 0;
4913                 if ( pos > 0 )
4914                     right = m_colRights[GetColAt( pos - 1 )];
4915
4916                 int colPos;
4917                 for ( colPos = pos; colPos < m_numCols; colPos++ )
4918                 {
4919                     i = GetColAt( colPos );
4920
4921                     right += m_colWidths[i];
4922                     m_colRights[i] = right;
4923                 }
4924             }
4925
4926             if ( m_currentCellCoords == wxGridNoCellCoords )
4927             {
4928                 // if we have just inserted cols into an empty grid the current
4929                 // cell will be undefined...
4930                 //
4931                 SetCurrentCell( 0, 0 );
4932             }
4933
4934             if ( m_selection )
4935                 m_selection->UpdateCols( pos, numCols );
4936             wxGridCellAttrProvider * attrProvider = m_table->GetAttrProvider();
4937             if (attrProvider)
4938                 attrProvider->UpdateAttrCols( pos, numCols );
4939             if ( !GetBatchCount() )
4940             {
4941                 CalcDimensions();
4942                 m_colLabelWin->Refresh();
4943             }
4944         }
4945         result = true;
4946         break;
4947
4948         case wxGRIDTABLE_NOTIFY_COLS_APPENDED:
4949         {
4950             int numCols = msg.GetCommandInt();
4951             int oldNumCols = m_numCols;
4952             m_numCols += numCols;
4953
4954             if ( !m_colAt.IsEmpty() )
4955             {
4956                 m_colAt.Add( 0, numCols );
4957
4958                 //Set the new columns' positions
4959                 int i;
4960                 for ( i = oldNumCols; i < m_numCols; i++ )
4961                 {
4962                     m_colAt[i] = i;
4963                 }
4964             }
4965
4966             if ( !m_colWidths.IsEmpty() )
4967             {
4968                 m_colWidths.Add( m_defaultColWidth, numCols );
4969                 m_colRights.Add( 0, numCols );
4970
4971                 int right = 0;
4972                 if ( oldNumCols > 0 )
4973                     right = m_colRights[GetColAt( oldNumCols - 1 )];
4974
4975                 int colPos;
4976                 for ( colPos = oldNumCols; colPos < m_numCols; colPos++ )
4977                 {
4978                     i = GetColAt( colPos );
4979
4980                     right += m_colWidths[i];
4981                     m_colRights[i] = right;
4982                 }
4983             }
4984
4985             if ( m_currentCellCoords == wxGridNoCellCoords )
4986             {
4987                 // if we have just inserted cols into an empty grid the current
4988                 // cell will be undefined...
4989                 //
4990                 SetCurrentCell( 0, 0 );
4991             }
4992             if ( !GetBatchCount() )
4993             {
4994                 CalcDimensions();
4995                 m_colLabelWin->Refresh();
4996             }
4997         }
4998         result = true;
4999         break;
5000
5001         case wxGRIDTABLE_NOTIFY_COLS_DELETED:
5002         {
5003             size_t pos = msg.GetCommandInt();
5004             int numCols = msg.GetCommandInt2();
5005             m_numCols -= numCols;
5006
5007             if ( !m_colAt.IsEmpty() )
5008             {
5009                 int colID = GetColAt( pos );
5010
5011                 m_colAt.RemoveAt( pos, numCols );
5012
5013                 //Shift the column IDs
5014                 int colPos;
5015                 for ( colPos = 0; colPos < m_numCols; colPos++ )
5016                 {
5017                     if ( m_colAt[colPos] > colID )
5018                         m_colAt[colPos] -= numCols;
5019                 }
5020             }
5021
5022             if ( !m_colWidths.IsEmpty() )
5023             {
5024                 m_colWidths.RemoveAt( pos, numCols );
5025                 m_colRights.RemoveAt( pos, numCols );
5026
5027                 int w = 0;
5028                 int colPos;
5029                 for ( colPos = 0; colPos < m_numCols; colPos++ )
5030                 {
5031                     i = GetColAt( colPos );
5032
5033                     w += m_colWidths[i];
5034                     m_colRights[i] = w;
5035                 }
5036             }
5037
5038             if ( !m_numCols )
5039             {
5040                 m_currentCellCoords = wxGridNoCellCoords;
5041             }
5042             else
5043             {
5044                 if ( m_currentCellCoords.GetCol() >= m_numCols )
5045                   m_currentCellCoords.Set( 0, 0 );
5046             }
5047
5048             if ( m_selection )
5049                 m_selection->UpdateCols( pos, -((int)numCols) );
5050             wxGridCellAttrProvider * attrProvider = m_table->GetAttrProvider();
5051             if (attrProvider)
5052             {
5053                 attrProvider->UpdateAttrCols( pos, -((int)numCols) );
5054
5055 // ifdef'd out following patch from Paul Gammans
5056 #if 0
5057                 // No need to touch row attributes, unless we
5058                 // removed _all_ columns, in this case, we remove
5059                 // all row attributes.
5060                 // I hate to do this here, but the
5061                 // needed data is not available inside UpdateAttrCols.
5062                 if ( !GetNumberCols() )
5063                     attrProvider->UpdateAttrRows( 0, -GetNumberRows() );
5064 #endif
5065             }
5066
5067             if ( !GetBatchCount() )
5068             {
5069                 CalcDimensions();
5070                 m_colLabelWin->Refresh();
5071             }
5072         }
5073         result = true;
5074         break;
5075     }
5076
5077     if (result && !GetBatchCount() )
5078         m_gridWin->Refresh();
5079
5080     return result;
5081 }
5082
5083 wxArrayInt wxGrid::CalcRowLabelsExposed( const wxRegion& reg ) const
5084 {
5085     wxRegionIterator iter( reg );
5086     wxRect r;
5087
5088     wxArrayInt  rowlabels;
5089
5090     int top, bottom;
5091     while ( iter )
5092     {
5093         r = iter.GetRect();
5094
5095         // TODO: remove this when we can...
5096         // There is a bug in wxMotif that gives garbage update
5097         // rectangles if you jump-scroll a long way by clicking the
5098         // scrollbar with middle button.  This is a work-around
5099         //
5100 #if defined(__WXMOTIF__)
5101         int cw, ch;
5102         m_gridWin->GetClientSize( &cw, &ch );
5103         if ( r.GetTop() > ch )
5104             r.SetTop( 0 );
5105         r.SetBottom( wxMin( r.GetBottom(), ch ) );
5106 #endif
5107
5108         // logical bounds of update region
5109         //
5110         int dummy;
5111         CalcUnscrolledPosition( 0, r.GetTop(), &dummy, &top );
5112         CalcUnscrolledPosition( 0, r.GetBottom(), &dummy, &bottom );
5113
5114         // find the row labels within these bounds
5115         //
5116         int row;
5117         for ( row = internalYToRow(top); row < m_numRows; row++ )
5118         {
5119             if ( GetRowBottom(row) < top )
5120                 continue;
5121
5122             if ( GetRowTop(row) > bottom )
5123                 break;
5124
5125             rowlabels.Add( row );
5126         }
5127
5128         ++iter;
5129     }
5130
5131     return rowlabels;
5132 }
5133
5134 wxArrayInt wxGrid::CalcColLabelsExposed( const wxRegion& reg ) const
5135 {
5136     wxRegionIterator iter( reg );
5137     wxRect r;
5138
5139     wxArrayInt colLabels;
5140
5141     int left, right;
5142     while ( iter )
5143     {
5144         r = iter.GetRect();
5145
5146         // TODO: remove this when we can...
5147         // There is a bug in wxMotif that gives garbage update
5148         // rectangles if you jump-scroll a long way by clicking the
5149         // scrollbar with middle button.  This is a work-around
5150         //
5151 #if defined(__WXMOTIF__)
5152         int cw, ch;
5153         m_gridWin->GetClientSize( &cw, &ch );
5154         if ( r.GetLeft() > cw )
5155             r.SetLeft( 0 );
5156         r.SetRight( wxMin( r.GetRight(), cw ) );
5157 #endif
5158
5159         // logical bounds of update region
5160         //
5161         int dummy;
5162         CalcUnscrolledPosition( r.GetLeft(), 0, &left, &dummy );
5163         CalcUnscrolledPosition( r.GetRight(), 0, &right, &dummy );
5164
5165         // find the cells within these bounds
5166         //
5167         int col;
5168         int colPos;
5169         for ( colPos = GetColPos( internalXToCol(left) ); colPos < m_numCols; colPos++ )
5170         {
5171             col = GetColAt( colPos );
5172
5173             if ( GetColRight(col) < left )
5174                 continue;
5175
5176             if ( GetColLeft(col) > right )
5177                 break;
5178
5179             colLabels.Add( col );
5180         }
5181
5182         ++iter;
5183     }
5184
5185     return colLabels;
5186 }
5187
5188 wxGridCellCoordsArray wxGrid::CalcCellsExposed( const wxRegion& reg ) const
5189 {
5190     wxRegionIterator iter( reg );
5191     wxRect r;
5192
5193     wxGridCellCoordsArray  cellsExposed;
5194
5195     int left, top, right, bottom;
5196     while ( iter )
5197     {
5198         r = iter.GetRect();
5199
5200         // TODO: remove this when we can...
5201         // There is a bug in wxMotif that gives garbage update
5202         // rectangles if you jump-scroll a long way by clicking the
5203         // scrollbar with middle button.  This is a work-around
5204         //
5205 #if defined(__WXMOTIF__)
5206         int cw, ch;
5207         m_gridWin->GetClientSize( &cw, &ch );
5208         if ( r.GetTop() > ch ) r.SetTop( 0 );
5209         if ( r.GetLeft() > cw ) r.SetLeft( 0 );
5210         r.SetRight( wxMin( r.GetRight(), cw ) );
5211         r.SetBottom( wxMin( r.GetBottom(), ch ) );
5212 #endif
5213
5214         // logical bounds of update region
5215         //
5216         CalcUnscrolledPosition( r.GetLeft(), r.GetTop(), &left, &top );
5217         CalcUnscrolledPosition( r.GetRight(), r.GetBottom(), &right, &bottom );
5218
5219         // find the cells within these bounds
5220         //
5221         int row, col;
5222         for ( row = internalYToRow(top); row < m_numRows; row++ )
5223         {
5224             if ( GetRowBottom(row) <= top )
5225                 continue;
5226
5227             if ( GetRowTop(row) > bottom )
5228                 break;
5229
5230             int colPos;
5231             for ( colPos = GetColPos( internalXToCol(left) ); colPos < m_numCols; colPos++ )
5232             {
5233                 col = GetColAt( colPos );
5234
5235                 if ( GetColRight(col) <= left )
5236                     continue;
5237
5238                 if ( GetColLeft(col) > right )
5239                     break;
5240
5241                 cellsExposed.Add( wxGridCellCoords( row, col ) );
5242             }
5243         }
5244
5245         ++iter;
5246     }
5247
5248     return cellsExposed;
5249 }
5250
5251
5252 void wxGrid::ProcessRowLabelMouseEvent( wxMouseEvent& event )
5253 {
5254     int x, y, row;
5255     wxPoint pos( event.GetPosition() );
5256     CalcUnscrolledPosition( pos.x, pos.y, &x, &y );
5257
5258     if ( event.Dragging() )
5259     {
5260         if (!m_isDragging)
5261         {
5262             m_isDragging = true;
5263             m_rowLabelWin->CaptureMouse();
5264         }
5265
5266         if ( event.LeftIsDown() )
5267         {
5268             switch ( m_cursorMode )
5269             {
5270                 case WXGRID_CURSOR_RESIZE_ROW:
5271                 {
5272                     int cw, ch, left, dummy;
5273                     m_gridWin->GetClientSize( &cw, &ch );
5274                     CalcUnscrolledPosition( 0, 0, &left, &dummy );
5275
5276                     wxClientDC dc( m_gridWin );
5277                     PrepareDC( dc );
5278                     y = wxMax( y,
5279                                GetRowTop(m_dragRowOrCol) +
5280                                GetRowMinimalHeight(m_dragRowOrCol) );
5281                     dc.SetLogicalFunction(wxINVERT);
5282                     if ( m_dragLastPos >= 0 )
5283                     {
5284                         dc.DrawLine( left, m_dragLastPos, left+cw, m_dragLastPos );
5285                     }
5286                     dc.DrawLine( left, y, left+cw, y );
5287                     m_dragLastPos = y;
5288                 }
5289                 break;
5290
5291                 case WXGRID_CURSOR_SELECT_ROW:
5292                 {
5293                     if ( (row = YToRow( y )) >= 0 )
5294                     {
5295                         if ( m_selection )
5296                         {
5297                             m_selection->SelectRow( row,
5298                                                     event.ControlDown(),
5299                                                     event.ShiftDown(),
5300                                                     event.AltDown(),
5301                                                     event.MetaDown() );
5302                         }
5303                     }
5304                 }
5305                 break;
5306
5307                 // default label to suppress warnings about "enumeration value
5308                 // 'xxx' not handled in switch
5309                 default:
5310                     break;
5311             }
5312         }
5313         return;
5314     }
5315
5316     if ( m_isDragging && (event.Entering() || event.Leaving()) )
5317         return;
5318
5319     if (m_isDragging)
5320     {
5321         if (m_rowLabelWin->HasCapture())
5322             m_rowLabelWin->ReleaseMouse();
5323         m_isDragging = false;
5324     }
5325
5326     // ------------ Entering or leaving the window
5327     //
5328     if ( event.Entering() || event.Leaving() )
5329     {
5330         ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_rowLabelWin);
5331     }
5332
5333     // ------------ Left button pressed
5334     //
5335     else if ( event.LeftDown() )
5336     {
5337         // don't send a label click event for a hit on the
5338         // edge of the row label - this is probably the user
5339         // wanting to resize the row
5340         //
5341         if ( YToEdgeOfRow(y) < 0 )
5342         {
5343             row = YToRow(y);
5344             if ( row >= 0 &&
5345                  !SendEvent( wxEVT_GRID_LABEL_LEFT_CLICK, row, -1, event ) )
5346             {
5347                 if ( !event.ShiftDown() && !event.CmdDown() )
5348                     ClearSelection();
5349                 if ( m_selection )
5350                 {
5351                     if ( event.ShiftDown() )
5352                     {
5353                         m_selection->SelectBlock( m_currentCellCoords.GetRow(),
5354                                                   0,
5355                                                   row,
5356                                                   GetNumberCols() - 1,
5357                                                   event.ControlDown(),
5358                                                   event.ShiftDown(),
5359                                                   event.AltDown(),
5360                                                   event.MetaDown() );
5361                     }
5362                     else
5363                     {
5364                         m_selection->SelectRow( row,
5365                                                 event.ControlDown(),
5366                                                 event.ShiftDown(),
5367                                                 event.AltDown(),
5368                                                 event.MetaDown() );
5369                     }
5370                 }
5371
5372                 ChangeCursorMode(WXGRID_CURSOR_SELECT_ROW, m_rowLabelWin);
5373             }
5374         }
5375         else
5376         {
5377             // starting to drag-resize a row
5378             if ( CanDragRowSize() )
5379                 ChangeCursorMode(WXGRID_CURSOR_RESIZE_ROW, m_rowLabelWin);
5380         }
5381     }
5382
5383     // ------------ Left double click
5384     //
5385     else if (event.LeftDClick() )
5386     {
5387         row = YToEdgeOfRow(y);
5388         if ( row < 0 )
5389         {
5390             row = YToRow(y);
5391             if ( row >=0 &&
5392                  !SendEvent( wxEVT_GRID_LABEL_LEFT_DCLICK, row, -1, event ) )
5393             {
5394                 // no default action at the moment
5395             }
5396         }
5397         else
5398         {
5399             // adjust row height depending on label text
5400             AutoSizeRowLabelSize( row );
5401
5402             ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_colLabelWin);
5403             m_dragLastPos = -1;
5404         }
5405     }
5406
5407     // ------------ Left button released
5408     //
5409     else if ( event.LeftUp() )
5410     {
5411         if ( m_cursorMode == WXGRID_CURSOR_RESIZE_ROW )
5412         {
5413             DoEndDragResizeRow();
5414
5415             // Note: we are ending the event *after* doing
5416             // default processing in this case
5417             //
5418             SendEvent( wxEVT_GRID_ROW_SIZE, m_dragRowOrCol, -1, event );
5419         }
5420
5421         ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_rowLabelWin);
5422         m_dragLastPos = -1;
5423     }
5424
5425     // ------------ Right button down
5426     //
5427     else if ( event.RightDown() )
5428     {
5429         row = YToRow(y);
5430         if ( row >=0 &&
5431              !SendEvent( wxEVT_GRID_LABEL_RIGHT_CLICK, row, -1, event ) )
5432         {
5433             // no default action at the moment
5434         }
5435     }
5436
5437     // ------------ Right double click
5438     //
5439     else if ( event.RightDClick() )
5440     {
5441         row = YToRow(y);
5442         if ( row >= 0 &&
5443              !SendEvent( wxEVT_GRID_LABEL_RIGHT_DCLICK, row, -1, event ) )
5444         {
5445             // no default action at the moment
5446         }
5447     }
5448
5449     // ------------ No buttons down and mouse moving
5450     //
5451     else if ( event.Moving() )
5452     {
5453         m_dragRowOrCol = YToEdgeOfRow( y );
5454         if ( m_dragRowOrCol >= 0 )
5455         {
5456             if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
5457             {
5458                 // don't capture the mouse yet
5459                 if ( CanDragRowSize() )
5460                     ChangeCursorMode(WXGRID_CURSOR_RESIZE_ROW, m_rowLabelWin, false);
5461             }
5462         }
5463         else if ( m_cursorMode != WXGRID_CURSOR_SELECT_CELL )
5464         {
5465             ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_rowLabelWin, false);
5466         }
5467     }
5468 }
5469
5470 void wxGrid::ProcessColLabelMouseEvent( wxMouseEvent& event )
5471 {
5472     int x, y, col;
5473     wxPoint pos( event.GetPosition() );
5474     CalcUnscrolledPosition( pos.x, pos.y, &x, &y );
5475
5476     if ( event.Dragging() )
5477     {
5478         if (!m_isDragging)
5479         {
5480             m_isDragging = true;
5481             m_colLabelWin->CaptureMouse();
5482
5483             if ( m_cursorMode == WXGRID_CURSOR_MOVE_COL )
5484                 m_dragRowOrCol = XToCol( x );
5485         }
5486
5487         if ( event.LeftIsDown() )
5488         {
5489             switch ( m_cursorMode )
5490             {
5491                 case WXGRID_CURSOR_RESIZE_COL:
5492                 {
5493                     int cw, ch, dummy, top;
5494                     m_gridWin->GetClientSize( &cw, &ch );
5495                     CalcUnscrolledPosition( 0, 0, &dummy, &top );
5496
5497                     wxClientDC dc( m_gridWin );
5498                     PrepareDC( dc );
5499
5500                     x = wxMax( x, GetColLeft(m_dragRowOrCol) +
5501                                   GetColMinimalWidth(m_dragRowOrCol));
5502                     dc.SetLogicalFunction(wxINVERT);
5503                     if ( m_dragLastPos >= 0 )
5504                     {
5505                         dc.DrawLine( m_dragLastPos, top, m_dragLastPos, top + ch );
5506                     }
5507                     dc.DrawLine( x, top, x, top + ch );
5508                     m_dragLastPos = x;
5509                 }
5510                 break;
5511
5512                 case WXGRID_CURSOR_SELECT_COL:
5513                 {
5514                     if ( (col = XToCol( x )) >= 0 )
5515                     {
5516                         if ( m_selection )
5517                         {
5518                             m_selection->SelectCol( col,
5519                                                     event.ControlDown(),
5520                                                     event.ShiftDown(),
5521                                                     event.AltDown(),
5522                                                     event.MetaDown() );
5523                         }
5524                     }
5525                 }
5526                 break;
5527
5528                 case WXGRID_CURSOR_MOVE_COL:
5529                 {
5530                     if ( x < 0 )
5531                         m_moveToCol = GetColAt( 0 );
5532                     else
5533                         m_moveToCol = XToCol( x );
5534
5535                     int markerX;
5536
5537                     if ( m_moveToCol < 0 )
5538                         markerX = GetColRight( GetColAt( m_numCols - 1 ) );
5539                     else
5540                         markerX = GetColLeft( m_moveToCol );
5541
5542                     if ( markerX != m_dragLastPos )
5543                     {
5544                         wxClientDC dc( m_colLabelWin );
5545
5546                         int cw, ch;
5547                         m_colLabelWin->GetClientSize( &cw, &ch );
5548
5549                         markerX++;
5550
5551                         //Clean up the last indicator
5552                         if ( m_dragLastPos >= 0 )
5553                         {
5554                             wxPen pen( m_colLabelWin->GetBackgroundColour(), 2 );
5555                             dc.SetPen(pen);
5556                             dc.DrawLine( m_dragLastPos + 1, 0, m_dragLastPos + 1, ch );
5557                             dc.SetPen(wxNullPen);
5558
5559                             if ( XToCol( m_dragLastPos ) != -1 )
5560                                 DrawColLabel( dc, XToCol( m_dragLastPos ) );
5561                         }
5562
5563                         //Moving to the same place? Don't draw a marker
5564                         if ( (m_moveToCol == m_dragRowOrCol)
5565                           || (GetColPos( m_moveToCol ) == GetColPos( m_dragRowOrCol ) + 1)
5566                           || (m_moveToCol < 0 && m_dragRowOrCol == GetColAt( m_numCols - 1 )))
5567                         {
5568                             m_dragLastPos = -1;
5569                             return;
5570                         }
5571
5572                         //Draw the marker
5573                         wxPen pen( *wxBLUE, 2 );
5574                         dc.SetPen(pen);
5575
5576                         dc.DrawLine( markerX, 0, markerX, ch );
5577
5578                         dc.SetPen(wxNullPen);
5579
5580                         m_dragLastPos = markerX - 1;
5581                     }
5582                 }
5583                 break;
5584
5585                 // default label to suppress warnings about "enumeration value
5586                 // 'xxx' not handled in switch
5587                 default:
5588                     break;
5589             }
5590         }
5591         return;
5592     }
5593
5594     if ( m_isDragging && (event.Entering() || event.Leaving()) )
5595         return;
5596
5597     if (m_isDragging)
5598     {
5599         if (m_colLabelWin->HasCapture())
5600             m_colLabelWin->ReleaseMouse();
5601         m_isDragging = false;
5602     }
5603
5604     // ------------ Entering or leaving the window
5605     //
5606     if ( event.Entering() || event.Leaving() )
5607     {
5608         ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_colLabelWin);
5609     }
5610
5611     // ------------ Left button pressed
5612     //
5613     else if ( event.LeftDown() )
5614     {
5615         // don't send a label click event for a hit on the
5616         // edge of the col label - this is probably the user
5617         // wanting to resize the col
5618         //
5619         if ( XToEdgeOfCol(x) < 0 )
5620         {
5621             col = XToCol(x);
5622             if ( col >= 0 &&
5623                  !SendEvent( wxEVT_GRID_LABEL_LEFT_CLICK, -1, col, event ) )
5624             {
5625                 if ( m_canDragColMove )
5626                 {
5627                     //Show button as pressed
5628                     wxClientDC dc( m_colLabelWin );
5629                     int colLeft = GetColLeft( col );
5630                     int colRight = GetColRight( col ) - 1;
5631                     dc.SetPen( wxPen( m_colLabelWin->GetBackgroundColour(), 1 ) );
5632                     dc.DrawLine( colLeft, 1, colLeft, m_colLabelHeight-1 );
5633                     dc.DrawLine( colLeft, 1, colRight, 1 );
5634
5635                     ChangeCursorMode(WXGRID_CURSOR_MOVE_COL, m_colLabelWin);
5636                 }
5637                 else
5638                 {
5639                     if ( !event.ShiftDown() && !event.CmdDown() )
5640                         ClearSelection();
5641                     if ( m_selection )
5642                     {
5643                         if ( event.ShiftDown() )
5644                         {
5645                             m_selection->SelectBlock( 0,
5646                                                       m_currentCellCoords.GetCol(),
5647                                                       GetNumberRows() - 1, col,
5648                                                       event.ControlDown(),
5649                                                       event.ShiftDown(),
5650                                                       event.AltDown(),
5651                                                       event.MetaDown() );
5652                         }
5653                         else
5654                         {
5655                             m_selection->SelectCol( col,
5656                                                     event.ControlDown(),
5657                                                     event.ShiftDown(),
5658                                                     event.AltDown(),
5659                                                     event.MetaDown() );
5660                         }
5661                     }
5662
5663                     ChangeCursorMode(WXGRID_CURSOR_SELECT_COL, m_colLabelWin);
5664                 }
5665             }
5666         }
5667         else
5668         {
5669             // starting to drag-resize a col
5670             //
5671             if ( CanDragColSize() )
5672                 ChangeCursorMode(WXGRID_CURSOR_RESIZE_COL, m_colLabelWin);
5673         }
5674     }
5675
5676     // ------------ Left double click
5677     //
5678     if ( event.LeftDClick() )
5679     {
5680         col = XToEdgeOfCol(x);
5681         if ( col < 0 )
5682         {
5683             col = XToCol(x);
5684             if ( col >= 0 &&
5685                  ! SendEvent( wxEVT_GRID_LABEL_LEFT_DCLICK, -1, col, event ) )
5686             {
5687                 // no default action at the moment
5688             }
5689         }
5690         else
5691         {
5692             // adjust column width depending on label text
5693             AutoSizeColLabelSize( col );
5694
5695             ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_colLabelWin);
5696             m_dragLastPos = -1;
5697         }
5698     }
5699
5700     // ------------ Left button released
5701     //
5702     else if ( event.LeftUp() )
5703     {
5704         switch ( m_cursorMode )
5705         {
5706             case WXGRID_CURSOR_RESIZE_COL:
5707                 DoEndDragResizeCol();
5708
5709                 // Note: we are ending the event *after* doing
5710                 // default processing in this case
5711                 //
5712                 SendEvent( wxEVT_GRID_COL_SIZE, -1, m_dragRowOrCol, event );
5713                 break;
5714
5715             case WXGRID_CURSOR_MOVE_COL:
5716                 DoEndDragMoveCol();
5717
5718                 SendEvent( wxEVT_GRID_COL_MOVE, -1, m_dragRowOrCol, event );
5719                 break;
5720
5721             case WXGRID_CURSOR_SELECT_COL:
5722             case WXGRID_CURSOR_SELECT_CELL:
5723             case WXGRID_CURSOR_RESIZE_ROW:
5724             case WXGRID_CURSOR_SELECT_ROW:
5725                 // nothing to do (?)
5726                 break;
5727         }
5728
5729         ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_colLabelWin);
5730         m_dragLastPos = -1;
5731     }
5732
5733     // ------------ Right button down
5734     //
5735     else if ( event.RightDown() )
5736     {
5737         col = XToCol(x);
5738         if ( col >= 0 &&
5739              !SendEvent( wxEVT_GRID_LABEL_RIGHT_CLICK, -1, col, event ) )
5740         {
5741             // no default action at the moment
5742         }
5743     }
5744
5745     // ------------ Right double click
5746     //
5747     else if ( event.RightDClick() )
5748     {
5749         col = XToCol(x);
5750         if ( col >= 0 &&
5751              !SendEvent( wxEVT_GRID_LABEL_RIGHT_DCLICK, -1, col, event ) )
5752         {
5753             // no default action at the moment
5754         }
5755     }
5756
5757     // ------------ No buttons down and mouse moving
5758     //
5759     else if ( event.Moving() )
5760     {
5761         m_dragRowOrCol = XToEdgeOfCol( x );
5762         if ( m_dragRowOrCol >= 0 )
5763         {
5764             if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
5765             {
5766                 // don't capture the cursor yet
5767                 if ( CanDragColSize() )
5768                     ChangeCursorMode(WXGRID_CURSOR_RESIZE_COL, m_colLabelWin, false);
5769             }
5770         }
5771         else if ( m_cursorMode != WXGRID_CURSOR_SELECT_CELL )
5772         {
5773             ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_colLabelWin, false);
5774         }
5775     }
5776 }
5777
5778 void wxGrid::ProcessCornerLabelMouseEvent( wxMouseEvent& event )
5779 {
5780     if ( event.LeftDown() )
5781     {
5782         // indicate corner label by having both row and
5783         // col args == -1
5784         //
5785         if ( !SendEvent( wxEVT_GRID_LABEL_LEFT_CLICK, -1, -1, event ) )
5786         {
5787             SelectAll();
5788         }
5789     }
5790     else if ( event.LeftDClick() )
5791     {
5792         SendEvent( wxEVT_GRID_LABEL_LEFT_DCLICK, -1, -1, event );
5793     }
5794     else if ( event.RightDown() )
5795     {
5796         if ( !SendEvent( wxEVT_GRID_LABEL_RIGHT_CLICK, -1, -1, event ) )
5797         {
5798             // no default action at the moment
5799         }
5800     }
5801     else if ( event.RightDClick() )
5802     {
5803         if ( !SendEvent( wxEVT_GRID_LABEL_RIGHT_DCLICK, -1, -1, event ) )
5804         {
5805             // no default action at the moment
5806         }
5807     }
5808 }
5809
5810 void wxGrid::ChangeCursorMode(CursorMode mode,
5811                               wxWindow *win,
5812                               bool captureMouse)
5813 {
5814 #ifdef __WXDEBUG__
5815     static const wxChar *cursorModes[] =
5816     {
5817         _T("SELECT_CELL"),
5818         _T("RESIZE_ROW"),
5819         _T("RESIZE_COL"),
5820         _T("SELECT_ROW"),
5821         _T("SELECT_COL"),
5822         _T("MOVE_COL"),
5823     };
5824
5825     wxLogTrace(_T("grid"),
5826                _T("wxGrid cursor mode (mouse capture for %s): %s -> %s"),
5827                win == m_colLabelWin ? _T("colLabelWin")
5828                                     : win ? _T("rowLabelWin")
5829                                           : _T("gridWin"),
5830                cursorModes[m_cursorMode], cursorModes[mode]);
5831 #endif
5832
5833     if ( mode == m_cursorMode &&
5834          win == m_winCapture &&
5835          captureMouse == (m_winCapture != NULL))
5836         return;
5837
5838     if ( !win )
5839     {
5840         // by default use the grid itself
5841         win = m_gridWin;
5842     }
5843
5844     if ( m_winCapture )
5845     {
5846         if (m_winCapture->HasCapture())
5847             m_winCapture->ReleaseMouse();
5848         m_winCapture = (wxWindow *)NULL;
5849     }
5850
5851     m_cursorMode = mode;
5852
5853     switch ( m_cursorMode )
5854     {
5855         case WXGRID_CURSOR_RESIZE_ROW:
5856             win->SetCursor( m_rowResizeCursor );
5857             break;
5858
5859         case WXGRID_CURSOR_RESIZE_COL:
5860             win->SetCursor( m_colResizeCursor );
5861             break;
5862
5863         case WXGRID_CURSOR_MOVE_COL:
5864             win->SetCursor( wxCursor(wxCURSOR_HAND) );
5865             break;
5866
5867         default:
5868             win->SetCursor( *wxSTANDARD_CURSOR );
5869             break;
5870     }
5871
5872     // we need to capture mouse when resizing
5873     bool resize = m_cursorMode == WXGRID_CURSOR_RESIZE_ROW ||
5874                   m_cursorMode == WXGRID_CURSOR_RESIZE_COL;
5875
5876     if ( captureMouse && resize )
5877     {
5878         win->CaptureMouse();
5879         m_winCapture = win;
5880     }
5881 }
5882
5883 void wxGrid::ProcessGridCellMouseEvent( wxMouseEvent& event )
5884 {
5885     int x, y;
5886     wxPoint pos( event.GetPosition() );
5887     CalcUnscrolledPosition( pos.x, pos.y, &x, &y );
5888
5889     wxGridCellCoords coords;
5890     XYToCell( x, y, coords );
5891
5892     int cell_rows, cell_cols;
5893     bool isFirstDrag = !m_isDragging;
5894     GetCellSize( coords.GetRow(), coords.GetCol(), &cell_rows, &cell_cols );
5895     if ((cell_rows < 0) || (cell_cols < 0))
5896     {
5897         coords.SetRow(coords.GetRow() + cell_rows);
5898         coords.SetCol(coords.GetCol() + cell_cols);
5899     }
5900
5901     if ( event.Dragging() )
5902     {
5903         //wxLogDebug("pos(%d, %d) coords(%d, %d)", pos.x, pos.y, coords.GetRow(), coords.GetCol());
5904
5905         // Don't start doing anything until the mouse has been dragged at
5906         // least 3 pixels in any direction...
5907         if (! m_isDragging)
5908         {
5909             if (m_startDragPos == wxDefaultPosition)
5910             {
5911                 m_startDragPos = pos;
5912                 return;
5913             }
5914             if (abs(m_startDragPos.x - pos.x) < 4 && abs(m_startDragPos.y - pos.y) < 4)
5915                 return;
5916         }
5917
5918         m_isDragging = true;
5919         if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
5920         {
5921             // Hide the edit control, so it
5922             // won't interfere with drag-shrinking.
5923             if ( IsCellEditControlShown() )
5924             {
5925                 HideCellEditControl();
5926                 SaveEditControlValue();
5927             }
5928
5929             if ( coords != wxGridNoCellCoords )
5930             {
5931                 if ( event.CmdDown() )
5932                 {
5933                     if ( m_selectingKeyboard == wxGridNoCellCoords)
5934                         m_selectingKeyboard = coords;
5935                     HighlightBlock( m_selectingKeyboard, coords );
5936                 }
5937                 else if ( CanDragCell() )
5938                 {
5939                     if ( isFirstDrag )
5940                     {
5941                         if ( m_selectingKeyboard == wxGridNoCellCoords)
5942                             m_selectingKeyboard = coords;
5943
5944                         SendEvent( wxEVT_GRID_CELL_BEGIN_DRAG,
5945                                    coords.GetRow(),
5946                                    coords.GetCol(),
5947                                    event );
5948                         return;
5949                     }
5950                 }
5951                 else
5952                 {
5953                     if ( !IsSelection() )
5954                     {
5955                         HighlightBlock( coords, coords );
5956                     }
5957                     else
5958                     {
5959                         HighlightBlock( m_currentCellCoords, coords );
5960                     }
5961                 }
5962
5963                 if (! IsVisible(coords))
5964                 {
5965                     MakeCellVisible(coords);
5966                     // TODO: need to introduce a delay or something here.  The
5967                     // scrolling is way to fast, at least on MSW - also on GTK.
5968                 }
5969             }
5970             // Have we captured the mouse yet?
5971             if (! m_winCapture)
5972             {
5973                 m_winCapture = m_gridWin;
5974                 m_winCapture->CaptureMouse();
5975             }
5976
5977
5978         }
5979         else if ( m_cursorMode == WXGRID_CURSOR_RESIZE_ROW )
5980         {
5981             int cw, ch, left, dummy;
5982             m_gridWin->GetClientSize( &cw, &ch );
5983             CalcUnscrolledPosition( 0, 0, &left, &dummy );
5984
5985             wxClientDC dc( m_gridWin );
5986             PrepareDC( dc );
5987             y = wxMax( y, GetRowTop(m_dragRowOrCol) +
5988                           GetRowMinimalHeight(m_dragRowOrCol) );
5989             dc.SetLogicalFunction(wxINVERT);
5990             if ( m_dragLastPos >= 0 )
5991             {
5992                 dc.DrawLine( left, m_dragLastPos, left+cw, m_dragLastPos );
5993             }
5994             dc.DrawLine( left, y, left+cw, y );
5995             m_dragLastPos = y;
5996         }
5997         else if ( m_cursorMode == WXGRID_CURSOR_RESIZE_COL )
5998         {
5999             int cw, ch, dummy, top;
6000             m_gridWin->GetClientSize( &cw, &ch );
6001             CalcUnscrolledPosition( 0, 0, &dummy, &top );
6002
6003             wxClientDC dc( m_gridWin );
6004             PrepareDC( dc );
6005             x = wxMax( x, GetColLeft(m_dragRowOrCol) +
6006                           GetColMinimalWidth(m_dragRowOrCol) );
6007             dc.SetLogicalFunction(wxINVERT);
6008             if ( m_dragLastPos >= 0 )
6009             {
6010                 dc.DrawLine( m_dragLastPos, top, m_dragLastPos, top + ch );
6011             }
6012             dc.DrawLine( x, top, x, top + ch );
6013             m_dragLastPos = x;
6014         }
6015
6016         return;
6017     }
6018
6019     m_isDragging = false;
6020     m_startDragPos = wxDefaultPosition;
6021
6022     // VZ: if we do this, the mode is reset to WXGRID_CURSOR_SELECT_CELL
6023     //     immediately after it becomes WXGRID_CURSOR_RESIZE_ROW/COL under
6024     //     wxGTK
6025 #if 0
6026     if ( event.Entering() || event.Leaving() )
6027     {
6028         ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
6029         m_gridWin->SetCursor( *wxSTANDARD_CURSOR );
6030     }
6031     else
6032 #endif // 0
6033
6034     // ------------ Left button pressed
6035     //
6036     if ( event.LeftDown() && coords != wxGridNoCellCoords )
6037     {
6038         if ( !SendEvent( wxEVT_GRID_CELL_LEFT_CLICK,
6039                        coords.GetRow(),
6040                        coords.GetCol(),
6041                        event ) )
6042         {
6043             if ( !event.CmdDown() )
6044                 ClearSelection();
6045             if ( event.ShiftDown() )
6046             {
6047                 if ( m_selection )
6048                 {
6049                     m_selection->SelectBlock( m_currentCellCoords.GetRow(),
6050                                               m_currentCellCoords.GetCol(),
6051                                               coords.GetRow(),
6052                                               coords.GetCol(),
6053                                               event.ControlDown(),
6054                                               event.ShiftDown(),
6055                                               event.AltDown(),
6056                                               event.MetaDown() );
6057                 }
6058             }
6059             else if ( XToEdgeOfCol(x) < 0 &&
6060                       YToEdgeOfRow(y) < 0 )
6061             {
6062                 DisableCellEditControl();
6063                 MakeCellVisible( coords );
6064
6065                 if ( event.CmdDown() )
6066                 {
6067                     if ( m_selection )
6068                     {
6069                         m_selection->ToggleCellSelection( coords.GetRow(),
6070                                                           coords.GetCol(),
6071                                                           event.ControlDown(),
6072                                                           event.ShiftDown(),
6073                                                           event.AltDown(),
6074                                                           event.MetaDown() );
6075                     }
6076                     m_selectingTopLeft = wxGridNoCellCoords;
6077                     m_selectingBottomRight = wxGridNoCellCoords;
6078                     m_selectingKeyboard = coords;
6079                 }
6080                 else
6081                 {
6082                     m_waitForSlowClick = m_currentCellCoords == coords && coords != wxGridNoCellCoords;
6083                     SetCurrentCell( coords );
6084                     if ( m_selection )
6085                     {
6086                         if ( m_selection->GetSelectionMode() !=
6087                                 wxGrid::wxGridSelectCells )
6088                         {
6089                             HighlightBlock( coords, coords );
6090                         }
6091                     }
6092                 }
6093             }
6094         }
6095     }
6096
6097     // ------------ Left double click
6098     //
6099     else if ( event.LeftDClick() && coords != wxGridNoCellCoords )
6100     {
6101         DisableCellEditControl();
6102
6103         if ( XToEdgeOfCol(x) < 0 && YToEdgeOfRow(y) < 0 )
6104         {
6105             if ( !SendEvent( wxEVT_GRID_CELL_LEFT_DCLICK,
6106                              coords.GetRow(),
6107                              coords.GetCol(),
6108                              event ) )
6109             {
6110                 // we want double click to select a cell and start editing
6111                 // (i.e. to behave in same way as sequence of two slow clicks):
6112                 m_waitForSlowClick = true;
6113             }
6114         }
6115     }
6116
6117     // ------------ Left button released
6118     //
6119     else if ( event.LeftUp() )
6120     {
6121         if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
6122         {
6123             if (m_winCapture)
6124             {
6125                 if (m_winCapture->HasCapture())
6126                     m_winCapture->ReleaseMouse();
6127                 m_winCapture = NULL;
6128             }
6129
6130             if ( coords == m_currentCellCoords && m_waitForSlowClick && CanEnableCellControl() )
6131             {
6132                 ClearSelection();
6133                 EnableCellEditControl();
6134
6135                 wxGridCellAttr *attr = GetCellAttr(coords);
6136                 wxGridCellEditor *editor = attr->GetEditor(this, coords.GetRow(), coords.GetCol());
6137                 editor->StartingClick();
6138                 editor->DecRef();
6139                 attr->DecRef();
6140
6141                 m_waitForSlowClick = false;
6142             }
6143             else if ( m_selectingTopLeft != wxGridNoCellCoords &&
6144                  m_selectingBottomRight != wxGridNoCellCoords )
6145             {
6146                 if ( m_selection )
6147                 {
6148                     m_selection->SelectBlock( m_selectingTopLeft.GetRow(),
6149                                               m_selectingTopLeft.GetCol(),
6150                                               m_selectingBottomRight.GetRow(),
6151                                               m_selectingBottomRight.GetCol(),
6152                                               event.ControlDown(),
6153                                               event.ShiftDown(),
6154                                               event.AltDown(),
6155                                               event.MetaDown() );
6156                 }
6157
6158                 m_selectingTopLeft = wxGridNoCellCoords;
6159                 m_selectingBottomRight = wxGridNoCellCoords;
6160
6161                 // Show the edit control, if it has been hidden for
6162                 // drag-shrinking.
6163                 ShowCellEditControl();
6164             }
6165         }
6166         else if ( m_cursorMode == WXGRID_CURSOR_RESIZE_ROW )
6167         {
6168             ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
6169             DoEndDragResizeRow();
6170
6171             // Note: we are ending the event *after* doing
6172             // default processing in this case
6173             //
6174             SendEvent( wxEVT_GRID_ROW_SIZE, m_dragRowOrCol, -1, event );
6175         }
6176         else if ( m_cursorMode == WXGRID_CURSOR_RESIZE_COL )
6177         {
6178             ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
6179             DoEndDragResizeCol();
6180
6181             // Note: we are ending the event *after* doing
6182             // default processing in this case
6183             //
6184             SendEvent( wxEVT_GRID_COL_SIZE, -1, m_dragRowOrCol, event );
6185         }
6186
6187         m_dragLastPos = -1;
6188     }
6189
6190     // ------------ Right button down
6191     //
6192     else if ( event.RightDown() && coords != wxGridNoCellCoords )
6193     {
6194         DisableCellEditControl();
6195         if ( !SendEvent( wxEVT_GRID_CELL_RIGHT_CLICK,
6196                          coords.GetRow(),
6197                          coords.GetCol(),
6198                          event ) )
6199         {
6200             // no default action at the moment
6201         }
6202     }
6203
6204     // ------------ Right double click
6205     //
6206     else if ( event.RightDClick() && coords != wxGridNoCellCoords )
6207     {
6208         DisableCellEditControl();
6209         if ( !SendEvent( wxEVT_GRID_CELL_RIGHT_DCLICK,
6210                          coords.GetRow(),
6211                          coords.GetCol(),
6212                          event ) )
6213         {
6214             // no default action at the moment
6215         }
6216     }
6217
6218     // ------------ Moving and no button action
6219     //
6220     else if ( event.Moving() && !event.IsButton() )
6221     {
6222         if ( coords.GetRow() < 0 || coords.GetCol() < 0 )
6223         {
6224             // out of grid cell area
6225             ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
6226             return;
6227         }
6228
6229         int dragRow = YToEdgeOfRow( y );
6230         int dragCol = XToEdgeOfCol( x );
6231
6232         // Dragging on the corner of a cell to resize in both
6233         // directions is not implemented yet...
6234         //
6235         if ( dragRow >= 0 && dragCol >= 0 )
6236         {
6237             ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
6238             return;
6239         }
6240
6241         if ( dragRow >= 0 )
6242         {
6243             m_dragRowOrCol = dragRow;
6244
6245             if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
6246             {
6247                 if ( CanDragRowSize() && CanDragGridSize() )
6248                     ChangeCursorMode(WXGRID_CURSOR_RESIZE_ROW);
6249             }
6250         }
6251         else if ( dragCol >= 0 )
6252         {
6253             m_dragRowOrCol = dragCol;
6254
6255             if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
6256             {
6257                 if ( CanDragColSize() && CanDragGridSize() )
6258                     ChangeCursorMode(WXGRID_CURSOR_RESIZE_COL);
6259             }
6260         }
6261         else // Neither on a row or col edge
6262         {
6263             if ( m_cursorMode != WXGRID_CURSOR_SELECT_CELL )
6264             {
6265                 ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
6266             }
6267         }
6268     }
6269 }
6270
6271 void wxGrid::DoEndDragResizeRow()
6272 {
6273     if ( m_dragLastPos >= 0 )
6274     {
6275         // erase the last line and resize the row
6276         //
6277         int cw, ch, left, dummy;
6278         m_gridWin->GetClientSize( &cw, &ch );
6279         CalcUnscrolledPosition( 0, 0, &left, &dummy );
6280
6281         wxClientDC dc( m_gridWin );
6282         PrepareDC( dc );
6283         dc.SetLogicalFunction( wxINVERT );
6284         dc.DrawLine( left, m_dragLastPos, left + cw, m_dragLastPos );
6285         HideCellEditControl();
6286         SaveEditControlValue();
6287
6288         int rowTop = GetRowTop(m_dragRowOrCol);
6289         SetRowSize( m_dragRowOrCol,
6290                     wxMax( m_dragLastPos - rowTop, m_minAcceptableRowHeight ) );
6291
6292         if ( !GetBatchCount() )
6293         {
6294             // Only needed to get the correct rect.y:
6295             wxRect rect ( CellToRect( m_dragRowOrCol, 0 ) );
6296             rect.x = 0;
6297             CalcScrolledPosition(0, rect.y, &dummy, &rect.y);
6298             rect.width = m_rowLabelWidth;
6299             rect.height = ch - rect.y;
6300             m_rowLabelWin->Refresh( true, &rect );
6301             rect.width = cw;
6302
6303             // if there is a multicell block, paint all of it
6304             if (m_table)
6305             {
6306                 int i, cell_rows, cell_cols, subtract_rows = 0;
6307                 int leftCol = XToCol(left);
6308                 int rightCol = internalXToCol(left + cw);
6309                 if (leftCol >= 0)
6310                 {
6311                     for (i=leftCol; i<rightCol; i++)
6312                     {
6313                         GetCellSize(m_dragRowOrCol, i, &cell_rows, &cell_cols);
6314                         if (cell_rows < subtract_rows)
6315                             subtract_rows = cell_rows;
6316                     }
6317                     rect.y = GetRowTop(m_dragRowOrCol + subtract_rows);
6318                     CalcScrolledPosition(0, rect.y, &dummy, &rect.y);
6319                     rect.height = ch - rect.y;
6320                 }
6321             }
6322             m_gridWin->Refresh( false, &rect );
6323         }
6324
6325         ShowCellEditControl();
6326     }
6327 }
6328
6329
6330 void wxGrid::DoEndDragResizeCol()
6331 {
6332     if ( m_dragLastPos >= 0 )
6333     {
6334         // erase the last line and resize the col
6335         //
6336         int cw, ch, dummy, top;
6337         m_gridWin->GetClientSize( &cw, &ch );
6338         CalcUnscrolledPosition( 0, 0, &dummy, &top );
6339
6340         wxClientDC dc( m_gridWin );
6341         PrepareDC( dc );
6342         dc.SetLogicalFunction( wxINVERT );
6343         dc.DrawLine( m_dragLastPos, top, m_dragLastPos, top + ch );
6344         HideCellEditControl();
6345         SaveEditControlValue();
6346
6347         int colLeft = GetColLeft(m_dragRowOrCol);
6348         SetColSize( m_dragRowOrCol,
6349                     wxMax( m_dragLastPos - colLeft,
6350                            GetColMinimalWidth(m_dragRowOrCol) ) );
6351
6352         if ( !GetBatchCount() )
6353         {
6354             // Only needed to get the correct rect.x:
6355             wxRect rect ( CellToRect( 0, m_dragRowOrCol ) );
6356             rect.y = 0;
6357             CalcScrolledPosition(rect.x, 0, &rect.x, &dummy);
6358             rect.width = cw - rect.x;
6359             rect.height = m_colLabelHeight;
6360             m_colLabelWin->Refresh( true, &rect );
6361             rect.height = ch;
6362
6363             // if there is a multicell block, paint all of it
6364             if (m_table)
6365             {
6366                 int i, cell_rows, cell_cols, subtract_cols = 0;
6367                 int topRow = YToRow(top);
6368                 int bottomRow = internalYToRow(top + cw);
6369                 if (topRow >= 0)
6370                 {
6371                     for (i=topRow; i<bottomRow; i++)
6372                     {
6373                         GetCellSize(i, m_dragRowOrCol, &cell_rows, &cell_cols);
6374                         if (cell_cols < subtract_cols)
6375                             subtract_cols = cell_cols;
6376                     }
6377
6378                     rect.x = GetColLeft(m_dragRowOrCol + subtract_cols);
6379                     CalcScrolledPosition(rect.x, 0, &rect.x, &dummy);
6380                     rect.width = cw - rect.x;
6381                 }
6382             }
6383
6384             m_gridWin->Refresh( false, &rect );
6385         }
6386
6387         ShowCellEditControl();
6388     }
6389 }
6390
6391 void wxGrid::DoEndDragMoveCol()
6392 {
6393     //The user clicked on the column but didn't actually drag
6394     if ( m_dragLastPos < 0 )
6395     {
6396         m_colLabelWin->Refresh();   //Do this to "unpress" the column
6397         return;
6398     }
6399
6400     int newPos;
6401     if ( m_moveToCol == -1 )
6402         newPos = m_numCols - 1;
6403     else
6404     {
6405         newPos = GetColPos( m_moveToCol );
6406         if ( newPos > GetColPos( m_dragRowOrCol ) )
6407             newPos--;
6408     }
6409
6410     SetColPos( m_dragRowOrCol, newPos );
6411 }
6412
6413 void wxGrid::SetColPos( int colID, int newPos )
6414 {
6415     if ( m_colAt.IsEmpty() )
6416     {
6417         m_colAt.Alloc( m_numCols );
6418
6419         int i;
6420         for ( i = 0; i < m_numCols; i++ )
6421         {
6422             m_colAt.Add( i );
6423         }
6424     }
6425
6426     int oldPos = GetColPos( colID );
6427
6428     //Reshuffle the m_colAt array
6429     if ( newPos > oldPos )
6430     {
6431         int i;
6432         for ( i = oldPos; i < newPos; i++ )
6433         {
6434             m_colAt[i] = m_colAt[i+1];
6435         }
6436     }
6437     else
6438     {
6439         int i;
6440         for ( i = oldPos; i > newPos; i-- )
6441         {
6442             m_colAt[i] = m_colAt[i-1];
6443         }
6444     }
6445
6446     m_colAt[newPos] = colID;
6447
6448     //Recalculate the column rights
6449     if ( !m_colWidths.IsEmpty() )
6450     {
6451         int colRight = 0;
6452         int colPos;
6453         for ( colPos = 0; colPos < m_numCols; colPos++ )
6454         {
6455             int colID = GetColAt( colPos );
6456
6457             colRight += m_colWidths[colID];
6458             m_colRights[colID] = colRight;
6459         }
6460     }
6461
6462     m_colLabelWin->Refresh();
6463     m_gridWin->Refresh();
6464 }
6465
6466
6467
6468 void wxGrid::EnableDragColMove( bool enable )
6469 {
6470     if ( m_canDragColMove == enable )
6471         return;
6472
6473     m_canDragColMove = enable;
6474
6475     if ( !m_canDragColMove )
6476     {
6477         m_colAt.Clear();
6478
6479         //Recalculate the column rights
6480         if ( !m_colWidths.IsEmpty() )
6481         {
6482             int colRight = 0;
6483             int colPos;
6484             for ( colPos = 0; colPos < m_numCols; colPos++ )
6485             {
6486                 colRight += m_colWidths[colPos];
6487                 m_colRights[colPos] = colRight;
6488             }
6489         }
6490
6491         m_colLabelWin->Refresh();
6492         m_gridWin->Refresh();
6493     }
6494 }
6495
6496
6497 //
6498 // ------ interaction with data model
6499 //
6500 bool wxGrid::ProcessTableMessage( wxGridTableMessage& msg )
6501 {
6502     switch ( msg.GetId() )
6503     {
6504         case wxGRIDTABLE_REQUEST_VIEW_GET_VALUES:
6505             return GetModelValues();
6506
6507         case wxGRIDTABLE_REQUEST_VIEW_SEND_VALUES:
6508             return SetModelValues();
6509
6510         case wxGRIDTABLE_NOTIFY_ROWS_INSERTED:
6511         case wxGRIDTABLE_NOTIFY_ROWS_APPENDED:
6512         case wxGRIDTABLE_NOTIFY_ROWS_DELETED:
6513         case wxGRIDTABLE_NOTIFY_COLS_INSERTED:
6514         case wxGRIDTABLE_NOTIFY_COLS_APPENDED:
6515         case wxGRIDTABLE_NOTIFY_COLS_DELETED:
6516             return Redimension( msg );
6517
6518         default:
6519             return false;
6520     }
6521 }
6522
6523 // The behaviour of this function depends on the grid table class
6524 // Clear() function. For the default wxGridStringTable class the
6525 // behavious is to replace all cell contents with wxEmptyString but
6526 // not to change the number of rows or cols.
6527 //
6528 void wxGrid::ClearGrid()
6529 {
6530     if ( m_table )
6531     {
6532         if (IsCellEditControlEnabled())
6533             DisableCellEditControl();
6534
6535         m_table->Clear();
6536         if (!GetBatchCount())
6537             m_gridWin->Refresh();
6538     }
6539 }
6540
6541 bool wxGrid::InsertRows( int pos, int numRows, bool WXUNUSED(updateLabels) )
6542 {
6543     // TODO: something with updateLabels flag
6544
6545     if ( !m_created )
6546     {
6547         wxFAIL_MSG( wxT("Called wxGrid::InsertRows() before calling CreateGrid()") );
6548         return false;
6549     }
6550
6551     if ( m_table )
6552     {
6553         if (IsCellEditControlEnabled())
6554             DisableCellEditControl();
6555
6556         bool done = m_table->InsertRows( pos, numRows );
6557         return done;
6558
6559         // the table will have sent the results of the insert row
6560         // operation to this view object as a grid table message
6561     }
6562
6563     return false;
6564 }
6565
6566 bool wxGrid::AppendRows( int numRows, bool WXUNUSED(updateLabels) )
6567 {
6568     // TODO: something with updateLabels flag
6569
6570     if ( !m_created )
6571     {
6572         wxFAIL_MSG( wxT("Called wxGrid::AppendRows() before calling CreateGrid()") );
6573         return false;
6574     }
6575
6576     if ( m_table )
6577     {
6578         bool done = m_table && m_table->AppendRows( numRows );
6579         return done;
6580
6581         // the table will have sent the results of the append row
6582         // operation to this view object as a grid table message
6583     }
6584
6585     return false;
6586 }
6587
6588 bool wxGrid::DeleteRows( int pos, int numRows, bool WXUNUSED(updateLabels) )
6589 {
6590     // TODO: something with updateLabels flag
6591
6592     if ( !m_created )
6593     {
6594         wxFAIL_MSG( wxT("Called wxGrid::DeleteRows() before calling CreateGrid()") );
6595         return false;
6596     }
6597
6598     if ( m_table )
6599     {
6600         if (IsCellEditControlEnabled())
6601             DisableCellEditControl();
6602
6603         bool done = m_table->DeleteRows( pos, numRows );
6604         return done;
6605         // the table will have sent the results of the delete row
6606         // operation to this view object as a grid table message
6607     }
6608
6609     return false;
6610 }
6611
6612 bool wxGrid::InsertCols( int pos, int numCols, bool WXUNUSED(updateLabels) )
6613 {
6614     // TODO: something with updateLabels flag
6615
6616     if ( !m_created )
6617     {
6618         wxFAIL_MSG( wxT("Called wxGrid::InsertCols() before calling CreateGrid()") );
6619         return false;
6620     }
6621
6622     if ( m_table )
6623     {
6624         if (IsCellEditControlEnabled())
6625             DisableCellEditControl();
6626
6627         bool done = m_table->InsertCols( pos, numCols );
6628         return done;
6629         // the table will have sent the results of the insert col
6630         // operation to this view object as a grid table message
6631     }
6632
6633     return false;
6634 }
6635
6636 bool wxGrid::AppendCols( int numCols, bool WXUNUSED(updateLabels) )
6637 {
6638     // TODO: something with updateLabels flag
6639
6640     if ( !m_created )
6641     {
6642         wxFAIL_MSG( wxT("Called wxGrid::AppendCols() before calling CreateGrid()") );
6643         return false;
6644     }
6645
6646     if ( m_table )
6647     {
6648         bool done = m_table->AppendCols( numCols );
6649         return done;
6650         // the table will have sent the results of the append col
6651         // operation to this view object as a grid table message
6652     }
6653
6654     return false;
6655 }
6656
6657 bool wxGrid::DeleteCols( int pos, int numCols, bool WXUNUSED(updateLabels) )
6658 {
6659     // TODO: something with updateLabels flag
6660
6661     if ( !m_created )
6662     {
6663         wxFAIL_MSG( wxT("Called wxGrid::DeleteCols() before calling CreateGrid()") );
6664         return false;
6665     }
6666
6667     if ( m_table )
6668     {
6669         if (IsCellEditControlEnabled())
6670             DisableCellEditControl();
6671
6672         bool done = m_table->DeleteCols( pos, numCols );
6673         return done;
6674         // the table will have sent the results of the delete col
6675         // operation to this view object as a grid table message
6676     }
6677
6678     return false;
6679 }
6680
6681 //
6682 // ----- event handlers
6683 //
6684
6685 // Generate a grid event based on a mouse event and
6686 // return the result of ProcessEvent()
6687 //
6688 int wxGrid::SendEvent( const wxEventType type,
6689                         int row, int col,
6690                         wxMouseEvent& mouseEv )
6691 {
6692    bool claimed, vetoed;
6693
6694    if ( type == wxEVT_GRID_ROW_SIZE || type == wxEVT_GRID_COL_SIZE )
6695    {
6696        int rowOrCol = (row == -1 ? col : row);
6697
6698        wxGridSizeEvent gridEvt( GetId(),
6699                type,
6700                this,
6701                rowOrCol,
6702                mouseEv.GetX() + GetRowLabelSize(),
6703                mouseEv.GetY() + GetColLabelSize(),
6704                mouseEv.ControlDown(),
6705                mouseEv.ShiftDown(),
6706                mouseEv.AltDown(),
6707                mouseEv.MetaDown() );
6708
6709        claimed = GetEventHandler()->ProcessEvent(gridEvt);
6710        vetoed = !gridEvt.IsAllowed();
6711    }
6712    else if ( type == wxEVT_GRID_RANGE_SELECT )
6713    {
6714        // Right now, it should _never_ end up here!
6715        wxGridRangeSelectEvent gridEvt( GetId(),
6716                type,
6717                this,
6718                m_selectingTopLeft,
6719                m_selectingBottomRight,
6720                true,
6721                mouseEv.ControlDown(),
6722                mouseEv.ShiftDown(),
6723                mouseEv.AltDown(),
6724                mouseEv.MetaDown() );
6725
6726        claimed = GetEventHandler()->ProcessEvent(gridEvt);
6727        vetoed = !gridEvt.IsAllowed();
6728    }
6729    else if ( type == wxEVT_GRID_LABEL_LEFT_CLICK ||
6730              type == wxEVT_GRID_LABEL_LEFT_DCLICK ||
6731              type == wxEVT_GRID_LABEL_RIGHT_CLICK ||
6732              type == wxEVT_GRID_LABEL_RIGHT_DCLICK )
6733    {
6734        wxPoint pos = mouseEv.GetPosition();
6735
6736        if ( mouseEv.GetEventObject() == GetGridRowLabelWindow() )
6737            pos.y += GetColLabelSize();
6738        if ( mouseEv.GetEventObject() == GetGridColLabelWindow() )
6739            pos.x += GetRowLabelSize();
6740
6741        wxGridEvent gridEvt( GetId(),
6742                type,
6743                this,
6744                row, col,
6745                pos.x,
6746                pos.y,
6747                false,
6748                mouseEv.ControlDown(),
6749                mouseEv.ShiftDown(),
6750                mouseEv.AltDown(),
6751                mouseEv.MetaDown() );
6752        claimed = GetEventHandler()->ProcessEvent(gridEvt);
6753        vetoed = !gridEvt.IsAllowed();
6754    }
6755    else
6756    {
6757        wxGridEvent gridEvt( GetId(),
6758                type,
6759                this,
6760                row, col,
6761                mouseEv.GetX() + GetRowLabelSize(),
6762                mouseEv.GetY() + GetColLabelSize(),
6763                false,
6764                mouseEv.ControlDown(),
6765                mouseEv.ShiftDown(),
6766                mouseEv.AltDown(),
6767                mouseEv.MetaDown() );
6768        claimed = GetEventHandler()->ProcessEvent(gridEvt);
6769        vetoed = !gridEvt.IsAllowed();
6770    }
6771
6772    // A Veto'd event may not be `claimed' so test this first
6773    if (vetoed)
6774        return -1;
6775
6776    return claimed ? 1 : 0;
6777 }
6778
6779 // Generate a grid event of specified type and return the result
6780 // of ProcessEvent().
6781 //
6782 int wxGrid::SendEvent( const wxEventType type,
6783                         int row, int col )
6784 {
6785    bool claimed, vetoed;
6786
6787     if ( type == wxEVT_GRID_ROW_SIZE || type == wxEVT_GRID_COL_SIZE )
6788     {
6789         int rowOrCol = (row == -1 ? col : row);
6790
6791         wxGridSizeEvent gridEvt( GetId(), type, this, rowOrCol );
6792
6793         claimed = GetEventHandler()->ProcessEvent(gridEvt);
6794         vetoed  = !gridEvt.IsAllowed();
6795     }
6796     else
6797     {
6798         wxGridEvent gridEvt( GetId(), type, this, row, col );
6799
6800         claimed = GetEventHandler()->ProcessEvent(gridEvt);
6801         vetoed  = !gridEvt.IsAllowed();
6802      }
6803
6804     // A Veto'd event may not be `claimed' so test this first
6805     if (vetoed)
6806         return -1;
6807
6808     return claimed ? 1 : 0;
6809 }
6810
6811 void wxGrid::OnPaint( wxPaintEvent& WXUNUSED(event) )
6812 {
6813     // needed to prevent zillions of paint events on MSW
6814     wxPaintDC dc(this);
6815 }
6816
6817 void wxGrid::Refresh(bool eraseb, const wxRect* rect)
6818 {
6819     // Don't do anything if between Begin/EndBatch...
6820     // EndBatch() will do all this on the last nested one anyway.
6821     if (! GetBatchCount())
6822     {
6823         // Refresh to get correct scrolled position:
6824         wxScrolledWindow::Refresh(eraseb, rect);
6825
6826         if (rect)
6827         {
6828             int rect_x, rect_y, rectWidth, rectHeight;
6829             int width_label, width_cell, height_label, height_cell;
6830             int x, y;
6831
6832             // Copy rectangle can get scroll offsets..
6833             rect_x = rect->GetX();
6834             rect_y = rect->GetY();
6835             rectWidth = rect->GetWidth();
6836             rectHeight = rect->GetHeight();
6837
6838             width_label = m_rowLabelWidth - rect_x;
6839             if (width_label > rectWidth)
6840                 width_label = rectWidth;
6841
6842             height_label = m_colLabelHeight - rect_y;
6843             if (height_label > rectHeight)
6844                 height_label = rectHeight;
6845
6846             if (rect_x > m_rowLabelWidth)
6847             {
6848                 x = rect_x - m_rowLabelWidth;
6849                 width_cell = rectWidth;
6850             }
6851             else
6852             {
6853                 x = 0;
6854                 width_cell = rectWidth - (m_rowLabelWidth - rect_x);
6855             }
6856
6857             if (rect_y > m_colLabelHeight)
6858             {
6859                 y = rect_y - m_colLabelHeight;
6860                 height_cell = rectHeight;
6861             }
6862             else
6863             {
6864                 y = 0;
6865                 height_cell = rectHeight - (m_colLabelHeight - rect_y);
6866             }
6867
6868             // Paint corner label part intersecting rect.
6869             if ( width_label > 0 && height_label > 0 )
6870             {
6871                 wxRect anotherrect(rect_x, rect_y, width_label, height_label);
6872                 m_cornerLabelWin->Refresh(eraseb, &anotherrect);
6873             }
6874
6875             // Paint col labels part intersecting rect.
6876             if ( width_cell > 0 && height_label > 0 )
6877             {
6878                 wxRect anotherrect(x, rect_y, width_cell, height_label);
6879                 m_colLabelWin->Refresh(eraseb, &anotherrect);
6880             }
6881
6882             // Paint row labels part intersecting rect.
6883             if ( width_label > 0 && height_cell > 0 )
6884             {
6885                 wxRect anotherrect(rect_x, y, width_label, height_cell);
6886                 m_rowLabelWin->Refresh(eraseb, &anotherrect);
6887             }
6888
6889             // Paint cell area part intersecting rect.
6890             if ( width_cell > 0 && height_cell > 0 )
6891             {
6892                 wxRect anotherrect(x, y, width_cell, height_cell);
6893                 m_gridWin->Refresh(eraseb, &anotherrect);
6894             }
6895         }
6896         else
6897         {
6898             m_cornerLabelWin->Refresh(eraseb, NULL);
6899             m_colLabelWin->Refresh(eraseb, NULL);
6900             m_rowLabelWin->Refresh(eraseb, NULL);
6901             m_gridWin->Refresh(eraseb, NULL);
6902         }
6903     }
6904 }
6905
6906 void wxGrid::OnSize(wxSizeEvent& WXUNUSED(event))
6907 {
6908     // update our children window positions and scrollbars
6909     CalcDimensions();
6910 }
6911
6912 void wxGrid::OnKeyDown( wxKeyEvent& event )
6913 {
6914     if ( m_inOnKeyDown )
6915     {
6916         // shouldn't be here - we are going round in circles...
6917         //
6918         wxFAIL_MSG( wxT("wxGrid::OnKeyDown called while already active") );
6919     }
6920
6921     m_inOnKeyDown = true;
6922
6923     // propagate the event up and see if it gets processed
6924     wxWindow *parent = GetParent();
6925     wxKeyEvent keyEvt( event );
6926     keyEvt.SetEventObject( parent );
6927
6928     if ( !parent->GetEventHandler()->ProcessEvent( keyEvt ) )
6929     {
6930         if (GetLayoutDirection() == wxLayout_RightToLeft)
6931         {
6932             if (event.GetKeyCode() == WXK_RIGHT)
6933                 event.m_keyCode = WXK_LEFT;
6934             else if (event.GetKeyCode() == WXK_LEFT)
6935                 event.m_keyCode = WXK_RIGHT;
6936         }
6937
6938         // try local handlers
6939         switch ( event.GetKeyCode() )
6940         {
6941             case WXK_UP:
6942                 if ( event.ControlDown() )
6943                     MoveCursorUpBlock( event.ShiftDown() );
6944                 else
6945                     MoveCursorUp( event.ShiftDown() );
6946                 break;
6947
6948             case WXK_DOWN:
6949                 if ( event.ControlDown() )
6950                     MoveCursorDownBlock( event.ShiftDown() );
6951                 else
6952                     MoveCursorDown( event.ShiftDown() );
6953                 break;
6954
6955             case WXK_LEFT:
6956                 if ( event.ControlDown() )
6957                     MoveCursorLeftBlock( event.ShiftDown() );
6958                 else
6959                     MoveCursorLeft( event.ShiftDown() );
6960                 break;
6961
6962             case WXK_RIGHT:
6963                 if ( event.ControlDown() )
6964                     MoveCursorRightBlock( event.ShiftDown() );
6965                 else
6966                     MoveCursorRight( event.ShiftDown() );
6967                 break;
6968
6969             case WXK_RETURN:
6970             case WXK_NUMPAD_ENTER:
6971                 if ( event.ControlDown() )
6972                 {
6973                     event.Skip();  // to let the edit control have the return
6974                 }
6975                 else
6976                 {
6977                     if ( GetGridCursorRow() < GetNumberRows()-1 )
6978                     {
6979                         MoveCursorDown( event.ShiftDown() );
6980                     }
6981                     else
6982                     {
6983                         // at the bottom of a column
6984                         DisableCellEditControl();
6985                     }
6986                 }
6987                 break;
6988
6989             case WXK_ESCAPE:
6990                 ClearSelection();
6991                 break;
6992
6993             case WXK_TAB:
6994                 if (event.ShiftDown())
6995                 {
6996                     if ( GetGridCursorCol() > 0 )
6997                     {
6998                         MoveCursorLeft( false );
6999                     }
7000                     else
7001                     {
7002                         // at left of grid
7003                         DisableCellEditControl();
7004                     }
7005                 }
7006                 else
7007                 {
7008                     if ( GetGridCursorCol() < GetNumberCols() - 1 )
7009                     {
7010                         MoveCursorRight( false );
7011                     }
7012                     else
7013                     {
7014                         // at right of grid
7015                         DisableCellEditControl();
7016                     }
7017                 }
7018                 break;
7019
7020             case WXK_HOME:
7021                 if ( event.ControlDown() )
7022                 {
7023                     MakeCellVisible( 0, 0 );
7024                     SetCurrentCell( 0, 0 );
7025                 }
7026                 else
7027                 {
7028                     event.Skip();
7029                 }
7030                 break;
7031
7032             case WXK_END:
7033                 if ( event.ControlDown() )
7034                 {
7035                     MakeCellVisible( m_numRows - 1, m_numCols - 1 );
7036                     SetCurrentCell( m_numRows - 1, m_numCols - 1 );
7037                 }
7038                 else
7039                 {
7040                     event.Skip();
7041                 }
7042                 break;
7043
7044             case WXK_PAGEUP:
7045                 MovePageUp();
7046                 break;
7047
7048             case WXK_PAGEDOWN:
7049                 MovePageDown();
7050                 break;
7051
7052             case WXK_SPACE:
7053                 if ( event.ControlDown() )
7054                 {
7055                     if ( m_selection )
7056                     {
7057                         m_selection->ToggleCellSelection(
7058                             m_currentCellCoords.GetRow(),
7059                             m_currentCellCoords.GetCol(),
7060                             event.ControlDown(),
7061                             event.ShiftDown(),
7062                             event.AltDown(),
7063                             event.MetaDown() );
7064                     }
7065                     break;
7066                 }
7067
7068                 if ( !IsEditable() )
7069                     MoveCursorRight( false );
7070                 else
7071                     event.Skip();
7072                 break;
7073
7074             default:
7075                 event.Skip();
7076                 break;
7077         }
7078     }
7079
7080     m_inOnKeyDown = false;
7081 }
7082
7083 void wxGrid::OnKeyUp( wxKeyEvent& event )
7084 {
7085     // try local handlers
7086     //
7087     if ( event.GetKeyCode() == WXK_SHIFT )
7088     {
7089         if ( m_selectingTopLeft != wxGridNoCellCoords &&
7090              m_selectingBottomRight != wxGridNoCellCoords )
7091         {
7092             if ( m_selection )
7093             {
7094                 m_selection->SelectBlock(
7095                     m_selectingTopLeft.GetRow(),
7096                     m_selectingTopLeft.GetCol(),
7097                     m_selectingBottomRight.GetRow(),
7098                     m_selectingBottomRight.GetCol(),
7099                     event.ControlDown(),
7100                     true,
7101                     event.AltDown(),
7102                     event.MetaDown() );
7103             }
7104         }
7105
7106         m_selectingTopLeft = wxGridNoCellCoords;
7107         m_selectingBottomRight = wxGridNoCellCoords;
7108         m_selectingKeyboard = wxGridNoCellCoords;
7109     }
7110 }
7111
7112 void wxGrid::OnChar( wxKeyEvent& event )
7113 {
7114     // is it possible to edit the current cell at all?
7115     if ( !IsCellEditControlEnabled() && CanEnableCellControl() )
7116     {
7117         // yes, now check whether the cells editor accepts the key
7118         int row = m_currentCellCoords.GetRow();
7119         int col = m_currentCellCoords.GetCol();
7120         wxGridCellAttr *attr = GetCellAttr(row, col);
7121         wxGridCellEditor *editor = attr->GetEditor(this, row, col);
7122
7123         // <F2> is special and will always start editing, for
7124         // other keys - ask the editor itself
7125         if ( (event.GetKeyCode() == WXK_F2 && !event.HasModifiers())
7126              || editor->IsAcceptedKey(event) )
7127         {
7128             // ensure cell is visble
7129             MakeCellVisible(row, col);
7130             EnableCellEditControl();
7131
7132             // a problem can arise if the cell is not completely
7133             // visible (even after calling MakeCellVisible the
7134             // control is not created and calling StartingKey will
7135             // crash the app
7136             if ( event.GetKeyCode() != WXK_F2 && editor->IsCreated() && m_cellEditCtrlEnabled )
7137                 editor->StartingKey(event);
7138         }
7139         else
7140         {
7141             event.Skip();
7142         }
7143
7144         editor->DecRef();
7145         attr->DecRef();
7146     }
7147     else
7148     {
7149         event.Skip();
7150     }
7151 }
7152
7153 void wxGrid::OnEraseBackground(wxEraseEvent&)
7154 {
7155 }
7156
7157 void wxGrid::SetCurrentCell( const wxGridCellCoords& coords )
7158 {
7159     if ( SendEvent( wxEVT_GRID_SELECT_CELL, coords.GetRow(), coords.GetCol() ) )
7160     {
7161         // the event has been intercepted - do nothing
7162         return;
7163     }
7164
7165 #if !(defined(__WXMAC__) && wxMAC_USE_CORE_GRAPHICS)
7166     wxClientDC dc( m_gridWin );
7167     PrepareDC( dc );
7168 #endif
7169
7170     if ( m_currentCellCoords != wxGridNoCellCoords )
7171     {
7172         DisableCellEditControl();
7173
7174         if ( IsVisible( m_currentCellCoords, false ) )
7175         {
7176             wxRect r;
7177             r = BlockToDeviceRect( m_currentCellCoords, m_currentCellCoords );
7178             if ( !m_gridLinesEnabled )
7179             {
7180                 r.x--;
7181                 r.y--;
7182                 r.width++;
7183                 r.height++;
7184             }
7185
7186             wxGridCellCoordsArray cells = CalcCellsExposed( r );
7187
7188             // Otherwise refresh redraws the highlight!
7189             m_currentCellCoords = coords;
7190
7191 #if defined(__WXMAC__) && wxMAC_USE_CORE_GRAPHICS
7192             m_gridWin->Refresh(true /*, & r */);
7193 #else
7194             DrawGridCellArea( dc, cells );
7195             DrawAllGridLines( dc, r );
7196 #endif
7197         }
7198     }
7199
7200     m_currentCellCoords = coords;
7201
7202     wxGridCellAttr *attr = GetCellAttr( coords );
7203 #if !(defined(__WXMAC__) && wxMAC_USE_CORE_GRAPHICS)
7204     DrawCellHighlight( dc, attr );
7205 #endif
7206     attr->DecRef();
7207 }
7208
7209 void wxGrid::HighlightBlock( int topRow, int leftCol, int bottomRow, int rightCol )
7210 {
7211     int temp;
7212     wxGridCellCoords updateTopLeft, updateBottomRight;
7213
7214     if ( m_selection )
7215     {
7216         if ( m_selection->GetSelectionMode() == wxGrid::wxGridSelectRows )
7217         {
7218             leftCol = 0;
7219             rightCol = GetNumberCols() - 1;
7220         }
7221         else if ( m_selection->GetSelectionMode() == wxGrid::wxGridSelectColumns )
7222         {
7223             topRow = 0;
7224             bottomRow = GetNumberRows() - 1;
7225         }
7226     }
7227
7228     if ( topRow > bottomRow )
7229     {
7230         temp = topRow;
7231         topRow = bottomRow;
7232         bottomRow = temp;
7233     }
7234
7235     if ( leftCol > rightCol )
7236     {
7237         temp = leftCol;
7238         leftCol = rightCol;
7239         rightCol = temp;
7240     }
7241
7242     updateTopLeft = wxGridCellCoords( topRow, leftCol );
7243     updateBottomRight = wxGridCellCoords( bottomRow, rightCol );
7244
7245     // First the case that we selected a completely new area
7246     if ( m_selectingTopLeft == wxGridNoCellCoords ||
7247          m_selectingBottomRight == wxGridNoCellCoords )
7248     {
7249         wxRect rect;
7250         rect = BlockToDeviceRect( wxGridCellCoords ( topRow, leftCol ),
7251                                   wxGridCellCoords ( bottomRow, rightCol ) );
7252         m_gridWin->Refresh( false, &rect );
7253     }
7254
7255     // Now handle changing an existing selection area.
7256     else if ( m_selectingTopLeft != updateTopLeft ||
7257               m_selectingBottomRight != updateBottomRight )
7258     {
7259         // Compute two optimal update rectangles:
7260         // Either one rectangle is a real subset of the
7261         // other, or they are (almost) disjoint!
7262         wxRect  rect[4];
7263         bool    need_refresh[4];
7264         need_refresh[0] =
7265         need_refresh[1] =
7266         need_refresh[2] =
7267         need_refresh[3] = false;
7268         int     i;
7269
7270         // Store intermediate values
7271         wxCoord oldLeft = m_selectingTopLeft.GetCol();
7272         wxCoord oldTop = m_selectingTopLeft.GetRow();
7273         wxCoord oldRight = m_selectingBottomRight.GetCol();
7274         wxCoord oldBottom = m_selectingBottomRight.GetRow();
7275
7276         // Determine the outer/inner coordinates.
7277         if (oldLeft > leftCol)
7278         {
7279             temp = oldLeft;
7280             oldLeft = leftCol;
7281             leftCol = temp;
7282         }
7283         if (oldTop > topRow )
7284         {
7285             temp = oldTop;
7286             oldTop = topRow;
7287             topRow = temp;
7288         }
7289         if (oldRight < rightCol )
7290         {
7291             temp = oldRight;
7292             oldRight = rightCol;
7293             rightCol = temp;
7294         }
7295         if (oldBottom < bottomRow)
7296         {
7297             temp = oldBottom;
7298             oldBottom = bottomRow;
7299             bottomRow = temp;
7300         }
7301
7302         // Now, either the stuff marked old is the outer
7303         // rectangle or we don't have a situation where one
7304         // is contained in the other.
7305
7306         if ( oldLeft < leftCol )
7307         {
7308             // Refresh the newly selected or deselected
7309             // area to the left of the old or new selection.
7310             need_refresh[0] = true;
7311             rect[0] = BlockToDeviceRect(
7312                 wxGridCellCoords( oldTop,  oldLeft ),
7313                 wxGridCellCoords( oldBottom, leftCol - 1 ) );
7314         }
7315
7316         if ( oldTop < topRow )
7317         {
7318             // Refresh the newly selected or deselected
7319             // area above the old or new selection.
7320             need_refresh[1] = true;
7321             rect[1] = BlockToDeviceRect(
7322                 wxGridCellCoords( oldTop, leftCol ),
7323                 wxGridCellCoords( topRow - 1, rightCol ) );
7324         }
7325
7326         if ( oldRight > rightCol )
7327         {
7328             // Refresh the newly selected or deselected
7329             // area to the right of the old or new selection.
7330             need_refresh[2] = true;
7331             rect[2] = BlockToDeviceRect(
7332                 wxGridCellCoords( oldTop, rightCol + 1 ),
7333                 wxGridCellCoords( oldBottom, oldRight ) );
7334         }
7335
7336         if ( oldBottom > bottomRow )
7337         {
7338             // Refresh the newly selected or deselected
7339             // area below the old or new selection.
7340             need_refresh[3] = true;
7341             rect[3] = BlockToDeviceRect(
7342                 wxGridCellCoords( bottomRow + 1, leftCol ),
7343                 wxGridCellCoords( oldBottom, rightCol ) );
7344         }
7345
7346         // various Refresh() calls
7347         for (i = 0; i < 4; i++ )
7348             if ( need_refresh[i] && rect[i] != wxGridNoCellRect )
7349                 m_gridWin->Refresh( false, &(rect[i]) );
7350     }
7351
7352     // change selection
7353     m_selectingTopLeft = updateTopLeft;
7354     m_selectingBottomRight = updateBottomRight;
7355 }
7356
7357 //
7358 // ------ functions to get/send data (see also public functions)
7359 //
7360
7361 bool wxGrid::GetModelValues()
7362 {
7363     // Hide the editor, so it won't hide a changed value.
7364     HideCellEditControl();
7365
7366     if ( m_table )
7367     {
7368         // all we need to do is repaint the grid
7369         //
7370         m_gridWin->Refresh();
7371         return true;
7372     }
7373
7374     return false;
7375 }
7376
7377 bool wxGrid::SetModelValues()
7378 {
7379     int row, col;
7380
7381     // Disable the editor, so it won't hide a changed value.
7382     // Do we also want to save the current value of the editor first?
7383     // I think so ...
7384     DisableCellEditControl();
7385
7386     if ( m_table )
7387     {
7388         for ( row = 0; row < m_numRows; row++ )
7389         {
7390             for ( col = 0; col < m_numCols; col++ )
7391             {
7392                 m_table->SetValue( row, col, GetCellValue(row, col) );
7393             }
7394         }
7395
7396         return true;
7397     }
7398
7399     return false;
7400 }
7401
7402 // Note - this function only draws cells that are in the list of
7403 // exposed cells (usually set from the update region by
7404 // CalcExposedCells)
7405 //
7406 void wxGrid::DrawGridCellArea( wxDC& dc, const wxGridCellCoordsArray& cells )
7407 {
7408     if ( !m_numRows || !m_numCols )
7409         return;
7410
7411     int i, numCells = cells.GetCount();
7412     int row, col, cell_rows, cell_cols;
7413     wxGridCellCoordsArray redrawCells;
7414
7415     for ( i = numCells - 1; i >= 0; i-- )
7416     {
7417         row = cells[i].GetRow();
7418         col = cells[i].GetCol();
7419         GetCellSize( row, col, &cell_rows, &cell_cols );
7420
7421         // If this cell is part of a multicell block, find owner for repaint
7422         if ( cell_rows <= 0 || cell_cols <= 0 )
7423         {
7424             wxGridCellCoords cell( row + cell_rows, col + cell_cols );
7425             bool marked = false;
7426             for ( int j = 0; j < numCells; j++ )
7427             {
7428                 if ( cell == cells[j] )
7429                 {
7430                     marked = true;
7431                     break;
7432                 }
7433             }
7434
7435             if (!marked)
7436             {
7437                 int count = redrawCells.GetCount();
7438                 for (int j = 0; j < count; j++)
7439                 {
7440                     if ( cell == redrawCells[j] )
7441                     {
7442                         marked = true;
7443                         break;
7444                     }
7445                 }
7446
7447                 if (!marked)
7448                     redrawCells.Add( cell );
7449             }
7450
7451             // don't bother drawing this cell
7452             continue;
7453         }
7454
7455         // If this cell is empty, find cell to left that might want to overflow
7456         if (m_table && m_table->IsEmptyCell(row, col))
7457         {
7458             for ( int l = 0; l < cell_rows; l++ )
7459             {
7460                 // find a cell in this row to leave already marked for repaint
7461                 int left = col;
7462                 for (int k = 0; k < int(redrawCells.GetCount()); k++)
7463                     if ((redrawCells[k].GetCol() < left) &&
7464                         (redrawCells[k].GetRow() == row))
7465                     {
7466                         left = redrawCells[k].GetCol();
7467                     }
7468
7469                 if (left == col)
7470                     left = 0; // oh well
7471
7472                 for (int j = col - 1; j >= left; j--)
7473                 {
7474                     if (!m_table->IsEmptyCell(row + l, j))
7475                     {
7476                         if (GetCellOverflow(row + l, j))
7477                         {
7478                             wxGridCellCoords cell(row + l, j);
7479                             bool marked = false;
7480
7481                             for (int k = 0; k < numCells; k++)
7482                             {
7483                                 if ( cell == cells[k] )
7484                                 {
7485                                     marked = true;
7486                                     break;
7487                                 }
7488                             }
7489
7490                             if (!marked)
7491                             {
7492                                 int count = redrawCells.GetCount();
7493                                 for (int k = 0; k < count; k++)
7494                                 {
7495                                     if ( cell == redrawCells[k] )
7496                                     {
7497                                         marked = true;
7498                                         break;
7499                                     }
7500                                 }
7501                                 if (!marked)
7502                                     redrawCells.Add( cell );
7503                             }
7504                         }
7505                         break;
7506                     }
7507                 }
7508             }
7509         }
7510
7511         DrawCell( dc, cells[i] );
7512     }
7513
7514     numCells = redrawCells.GetCount();
7515
7516     for ( i = numCells - 1; i >= 0; i-- )
7517     {
7518         DrawCell( dc, redrawCells[i] );
7519     }
7520 }
7521
7522 void wxGrid::DrawGridSpace( wxDC& dc )
7523 {
7524   int cw, ch;
7525   m_gridWin->GetClientSize( &cw, &ch );
7526
7527   int right, bottom;
7528   CalcUnscrolledPosition( cw, ch, &right, &bottom );
7529
7530   int rightCol = m_numCols > 0 ? GetColRight(GetColAt( m_numCols - 1 )) : 0;
7531   int bottomRow = m_numRows > 0 ? GetRowBottom(m_numRows - 1) : 0;
7532
7533   if ( right > rightCol || bottom > bottomRow )
7534   {
7535       int left, top;
7536       CalcUnscrolledPosition( 0, 0, &left, &top );
7537
7538       dc.SetBrush( wxBrush(GetDefaultCellBackgroundColour(), wxSOLID) );
7539       dc.SetPen( *wxTRANSPARENT_PEN );
7540
7541       if ( right > rightCol )
7542       {
7543           dc.DrawRectangle( rightCol, top, right - rightCol, ch );
7544       }
7545
7546       if ( bottom > bottomRow )
7547       {
7548           dc.DrawRectangle( left, bottomRow, cw, bottom - bottomRow );
7549       }
7550   }
7551 }
7552
7553 void wxGrid::DrawCell( wxDC& dc, const wxGridCellCoords& coords )
7554 {
7555     int row = coords.GetRow();
7556     int col = coords.GetCol();
7557
7558     if ( GetColWidth(col) <= 0 || GetRowHeight(row) <= 0 )
7559         return;
7560
7561     // we draw the cell border ourselves
7562 #if !WXGRID_DRAW_LINES
7563     if ( m_gridLinesEnabled )
7564         DrawCellBorder( dc, coords );
7565 #endif
7566
7567     wxGridCellAttr* attr = GetCellAttr(row, col);
7568
7569     bool isCurrent = coords == m_currentCellCoords;
7570
7571     wxRect rect = CellToRect( row, col );
7572
7573     // if the editor is shown, we should use it and not the renderer
7574     // Note: However, only if it is really _shown_, i.e. not hidden!
7575     if ( isCurrent && IsCellEditControlShown() )
7576     {
7577         // NB: this "#if..." is temporary and fixes a problem where the
7578         // edit control is erased by this code after being rendered.
7579         // On wxMac (QD build only), the cell editor is a wxTextCntl and is rendered
7580         // implicitly, causing this out-of order render.
7581 #if !defined(__WXMAC__)
7582         wxGridCellEditor *editor = attr->GetEditor(this, row, col);
7583         editor->PaintBackground(rect, attr);
7584         editor->DecRef();
7585 #endif
7586     }
7587     else
7588     {
7589         // but all the rest is drawn by the cell renderer and hence may be customized
7590         wxGridCellRenderer *renderer = attr->GetRenderer(this, row, col);
7591         renderer->Draw(*this, *attr, dc, rect, row, col, IsInSelection(coords));
7592         renderer->DecRef();
7593     }
7594
7595     attr->DecRef();
7596 }
7597
7598 void wxGrid::DrawCellHighlight( wxDC& dc, const wxGridCellAttr *attr )
7599 {
7600     int row = m_currentCellCoords.GetRow();
7601     int col = m_currentCellCoords.GetCol();
7602
7603     if ( GetColWidth(col) <= 0 || GetRowHeight(row) <= 0 )
7604         return;
7605
7606     wxRect rect = CellToRect(row, col);
7607
7608     // hmmm... what could we do here to show that the cell is disabled?
7609     // for now, I just draw a thinner border than for the other ones, but
7610     // it doesn't look really good
7611
7612     int penWidth = attr->IsReadOnly() ? m_cellHighlightROPenWidth : m_cellHighlightPenWidth;
7613
7614     if (penWidth > 0)
7615     {
7616         // The center of the drawn line is where the position/width/height of
7617         // the rectangle is actually at (on wxMSW at least), so the
7618         // size of the rectangle is reduced to compensate for the thickness of
7619         // the line. If this is too strange on non-wxMSW platforms then
7620         // please #ifdef this appropriately.
7621         rect.x += penWidth / 2;
7622         rect.y += penWidth / 2;
7623         rect.width -= penWidth - 1;
7624         rect.height -= penWidth - 1;
7625
7626         // Now draw the rectangle
7627         // use the cellHighlightColour if the cell is inside a selection, this
7628         // will ensure the cell is always visible.
7629         dc.SetPen(wxPen(IsInSelection(row,col) ? m_selectionForeground : m_cellHighlightColour, penWidth, wxSOLID));
7630         dc.SetBrush(*wxTRANSPARENT_BRUSH);
7631         dc.DrawRectangle(rect);
7632     }
7633
7634 #if 0
7635         // VZ: my experiments with 3D borders...
7636
7637         // how to properly set colours for arbitrary bg?
7638         wxCoord x1 = rect.x,
7639                 y1 = rect.y,
7640                 x2 = rect.x + rect.width - 1,
7641                 y2 = rect.y + rect.height - 1;
7642
7643         dc.SetPen(*wxWHITE_PEN);
7644         dc.DrawLine(x1, y1, x2, y1);
7645         dc.DrawLine(x1, y1, x1, y2);
7646
7647         dc.DrawLine(x1 + 1, y2 - 1, x2 - 1, y2 - 1);
7648         dc.DrawLine(x2 - 1, y1 + 1, x2 - 1, y2);
7649
7650         dc.SetPen(*wxBLACK_PEN);
7651         dc.DrawLine(x1, y2, x2, y2);
7652         dc.DrawLine(x2, y1, x2, y2 + 1);
7653 #endif
7654 }
7655
7656 wxPen wxGrid::GetDefaultGridLinePen()
7657 {
7658     return wxPen(GetGridLineColour(), 1, wxSOLID);
7659 }
7660
7661 wxPen wxGrid::GetRowGridLinePen(int WXUNUSED(row))
7662 {
7663     return GetDefaultGridLinePen();
7664 }
7665
7666 wxPen wxGrid::GetColGridLinePen(int WXUNUSED(col))
7667 {
7668     return GetDefaultGridLinePen();
7669 }
7670
7671 void wxGrid::DrawCellBorder( wxDC& dc, const wxGridCellCoords& coords )
7672 {
7673     int row = coords.GetRow();
7674     int col = coords.GetCol();
7675     if ( GetColWidth(col) <= 0 || GetRowHeight(row) <= 0 )
7676         return;
7677
7678
7679     wxRect rect = CellToRect( row, col );
7680
7681     // right hand border
7682     dc.SetPen( GetColGridLinePen(col) );
7683     dc.DrawLine( rect.x + rect.width, rect.y,
7684                  rect.x + rect.width, rect.y + rect.height + 1 );
7685
7686     // bottom border
7687     dc.SetPen( GetRowGridLinePen(row) );
7688     dc.DrawLine( rect.x, rect.y + rect.height,
7689                  rect.x + rect.width, rect.y + rect.height);
7690 }
7691
7692 void wxGrid::DrawHighlight(wxDC& dc, const wxGridCellCoordsArray& cells)
7693 {
7694     // This if block was previously in wxGrid::OnPaint but that doesn't
7695     // seem to get called under wxGTK - MB
7696     //
7697     if ( m_currentCellCoords == wxGridNoCellCoords &&
7698          m_numRows && m_numCols )
7699     {
7700         m_currentCellCoords.Set(0, 0);
7701     }
7702
7703     if ( IsCellEditControlShown() )
7704     {
7705         // don't show highlight when the edit control is shown
7706         return;
7707     }
7708
7709     // if the active cell was repainted, repaint its highlight too because it
7710     // might have been damaged by the grid lines
7711     size_t count = cells.GetCount();
7712     for ( size_t n = 0; n < count; n++ )
7713     {
7714         if ( cells[n] == m_currentCellCoords )
7715         {
7716             wxGridCellAttr* attr = GetCellAttr(m_currentCellCoords);
7717             DrawCellHighlight(dc, attr);
7718             attr->DecRef();
7719
7720             break;
7721         }
7722     }
7723 }
7724
7725 // TODO: remove this ???
7726 // This is used to redraw all grid lines e.g. when the grid line colour
7727 // has been changed
7728 //
7729 void wxGrid::DrawAllGridLines( wxDC& dc, const wxRegion & WXUNUSED(reg) )
7730 {
7731 #if !WXGRID_DRAW_LINES
7732     return;
7733 #endif
7734
7735     if ( !m_gridLinesEnabled || !m_numRows || !m_numCols )
7736          return;
7737
7738     int top, bottom, left, right;
7739
7740 #if 0  //#ifndef __WXGTK__
7741     if (reg.IsEmpty())
7742     {
7743       int cw, ch;
7744       m_gridWin->GetClientSize(&cw, &ch);
7745
7746       // virtual coords of visible area
7747       //
7748       CalcUnscrolledPosition( 0, 0, &left, &top );
7749       CalcUnscrolledPosition( cw, ch, &right, &bottom );
7750     }
7751     else
7752     {
7753       wxCoord x, y, w, h;
7754       reg.GetBox(x, y, w, h);
7755       CalcUnscrolledPosition( x, y, &left, &top );
7756       CalcUnscrolledPosition( x + w, y + h, &right, &bottom );
7757     }
7758 #else
7759       int cw, ch;
7760       m_gridWin->GetClientSize(&cw, &ch);
7761       CalcUnscrolledPosition( 0, 0, &left, &top );
7762       CalcUnscrolledPosition( cw, ch, &right, &bottom );
7763 #endif
7764
7765     // avoid drawing grid lines past the last row and col
7766     //
7767     right = wxMin( right, GetColRight(GetColAt( m_numCols - 1 )) );
7768     bottom = wxMin( bottom, GetRowBottom(m_numRows - 1) );
7769
7770     // no gridlines inside multicells, clip them out
7771     int leftCol = GetColPos( internalXToCol(left) );
7772     int topRow = internalYToRow(top);
7773     int rightCol = GetColPos( internalXToCol(right) );
7774     int bottomRow = internalYToRow(bottom);
7775
7776 #if !defined(__WXMAC__) || wxMAC_USE_CORE_GRAPHICS
7777     wxRegion clippedcells(0, 0, cw, ch);
7778
7779     int i, j, cell_rows, cell_cols;
7780     wxRect rect;
7781
7782     for (j=topRow; j<=bottomRow; j++)
7783     {
7784         int colPos;
7785         for (colPos=leftCol; colPos<=rightCol; colPos++)
7786         {
7787             i = GetColAt( colPos );
7788
7789             GetCellSize( j, i, &cell_rows, &cell_cols );
7790             if ((cell_rows > 1) || (cell_cols > 1))
7791             {
7792                 rect = CellToRect(j,i);
7793                 CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
7794                 clippedcells.Subtract(rect);
7795             }
7796             else if ((cell_rows < 0) || (cell_cols < 0))
7797             {
7798                 rect = CellToRect(j + cell_rows, i + cell_cols);
7799                 CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
7800                 clippedcells.Subtract(rect);
7801             }
7802         }
7803     }
7804 #else
7805     wxRegion clippedcells( left, top, right - left, bottom - top );
7806
7807     int i, j, cell_rows, cell_cols;
7808     wxRect rect;
7809
7810     for (j=topRow; j<=bottomRow; j++)
7811     {
7812         for (i=leftCol; i<=rightCol; i++)
7813         {
7814             GetCellSize( j, i, &cell_rows, &cell_cols );
7815             if ((cell_rows > 1) || (cell_cols > 1))
7816             {
7817                 rect = CellToRect(j, i);
7818                 clippedcells.Subtract(rect);
7819             }
7820             else if ((cell_rows < 0) || (cell_cols < 0))
7821             {
7822                 rect = CellToRect(j + cell_rows, i + cell_cols);
7823                 clippedcells.Subtract(rect);
7824             }
7825         }
7826     }
7827 #endif
7828
7829     dc.SetClippingRegion( clippedcells );
7830
7831
7832     // horizontal grid lines
7833     //
7834     // already declared above - int i;
7835     for ( i = internalYToRow(top); i < m_numRows; i++ )
7836     {
7837         int bot = GetRowBottom(i) - 1;
7838
7839         if ( bot > bottom )
7840         {
7841             break;
7842         }
7843
7844         if ( bot >= top )
7845         {
7846             dc.SetPen( GetRowGridLinePen(i) );
7847             dc.DrawLine( left, bot, right, bot );
7848         }
7849     }
7850
7851     // vertical grid lines
7852     //
7853     int colPos;
7854     for ( colPos = leftCol; colPos < m_numCols; colPos++ )
7855     {
7856         i = GetColAt( colPos );
7857
7858         int colRight = GetColRight(i);
7859 #ifdef __WXGTK__
7860         if (GetLayoutDirection() != wxLayout_RightToLeft)
7861 #endif
7862             colRight--;
7863
7864         if ( colRight > right )
7865         {
7866             break;
7867         }
7868
7869         if ( colRight >= left )
7870         {
7871             dc.SetPen( GetColGridLinePen(i) );
7872             dc.DrawLine( colRight, top, colRight, bottom );
7873         }
7874     }
7875
7876     dc.DestroyClippingRegion();
7877 }
7878
7879 void wxGrid::DrawRowLabels( wxDC& dc, const wxArrayInt& rows)
7880 {
7881     if ( !m_numRows )
7882         return;
7883
7884     size_t i;
7885     size_t numLabels = rows.GetCount();
7886
7887     for ( i = 0; i < numLabels; i++ )
7888     {
7889         DrawRowLabel( dc, rows[i] );
7890     }
7891 }
7892
7893 void wxGrid::DrawRowLabel( wxDC& dc, int row )
7894 {
7895     if ( GetRowHeight(row) <= 0 || m_rowLabelWidth <= 0 )
7896         return;
7897
7898     wxRect rect;
7899
7900 #if 0
7901 def __WXGTK20__
7902     rect.SetX( 1 );
7903     rect.SetY( GetRowTop(row) + 1 );
7904     rect.SetWidth( m_rowLabelWidth - 2 );
7905     rect.SetHeight( GetRowHeight(row) - 2 );
7906
7907     CalcScrolledPosition( 0, rect.y, NULL, &rect.y );
7908
7909     wxWindowDC *win_dc = (wxWindowDC*) &dc;
7910
7911     wxRendererNative::Get().DrawHeaderButton( win_dc->m_owner, dc, rect, 0 );
7912 #else
7913     int rowTop = GetRowTop(row),
7914         rowBottom = GetRowBottom(row) - 1;
7915
7916     dc.SetPen( wxPen(wxSystemSettings::GetColour(wxSYS_COLOUR_3DSHADOW), 1, wxSOLID) );
7917     dc.DrawLine( m_rowLabelWidth - 1, rowTop, m_rowLabelWidth - 1, rowBottom );
7918     dc.DrawLine( 0, rowTop, 0, rowBottom );
7919     dc.DrawLine( 0, rowBottom, m_rowLabelWidth, rowBottom );
7920
7921     dc.SetPen( *wxWHITE_PEN );
7922     dc.DrawLine( 1, rowTop, 1, rowBottom );
7923     dc.DrawLine( 1, rowTop, m_rowLabelWidth - 1, rowTop );
7924 #endif
7925
7926     dc.SetBackgroundMode( wxTRANSPARENT );
7927     dc.SetTextForeground( GetLabelTextColour() );
7928     dc.SetFont( GetLabelFont() );
7929
7930     int hAlign, vAlign;
7931     GetRowLabelAlignment( &hAlign, &vAlign );
7932
7933     rect.SetX( 2 );
7934     rect.SetY( GetRowTop(row) + 2 );
7935     rect.SetWidth( m_rowLabelWidth - 4 );
7936     rect.SetHeight( GetRowHeight(row) - 4 );
7937     DrawTextRectangle( dc, GetRowLabelValue( row ), rect, hAlign, vAlign );
7938 }
7939
7940 void wxGrid::DrawColLabels( wxDC& dc,const wxArrayInt& cols )
7941 {
7942     if ( !m_numCols )
7943         return;
7944
7945     size_t i;
7946     size_t numLabels = cols.GetCount();
7947
7948     for ( i = 0; i < numLabels; i++ )
7949     {
7950         DrawColLabel( dc, cols[i] );
7951     }
7952 }
7953
7954 void wxGrid::DrawColLabel( wxDC& dc, int col )
7955 {
7956     if ( GetColWidth(col) <= 0 || m_colLabelHeight <= 0 )
7957         return;
7958
7959     int colLeft = GetColLeft(col);
7960
7961     wxRect rect;
7962
7963 #if 0
7964 def __WXGTK20__
7965     rect.SetX( colLeft + 1 );
7966     rect.SetY( 1 );
7967     rect.SetWidth( GetColWidth(col) - 2 );
7968     rect.SetHeight( m_colLabelHeight - 2 );
7969
7970     wxWindowDC *win_dc = (wxWindowDC*) &dc;
7971
7972     wxRendererNative::Get().DrawHeaderButton( win_dc->m_owner, dc, rect, 0 );
7973 #else
7974     int colRight = GetColRight(col) - 1;
7975
7976     dc.SetPen( wxPen(wxSystemSettings::GetColour(wxSYS_COLOUR_3DSHADOW), 1, wxSOLID) );
7977     dc.DrawLine( colRight, 0, colRight, m_colLabelHeight - 1 );
7978     dc.DrawLine( colLeft, 0, colRight, 0 );
7979     dc.DrawLine( colLeft, m_colLabelHeight - 1,
7980                  colRight + 1, m_colLabelHeight - 1 );
7981
7982     dc.SetPen( *wxWHITE_PEN );
7983     dc.DrawLine( colLeft, 1, colLeft, m_colLabelHeight - 1 );
7984     dc.DrawLine( colLeft, 1, colRight, 1 );
7985 #endif
7986
7987     dc.SetBackgroundMode( wxTRANSPARENT );
7988     dc.SetTextForeground( GetLabelTextColour() );
7989     dc.SetFont( GetLabelFont() );
7990
7991     int hAlign, vAlign, orient;
7992     GetColLabelAlignment( &hAlign, &vAlign );
7993     orient = GetColLabelTextOrientation();
7994
7995     rect.SetX( colLeft + 2 );
7996     rect.SetY( 2 );
7997     rect.SetWidth( GetColWidth(col) - 4 );
7998     rect.SetHeight( m_colLabelHeight - 4 );
7999     DrawTextRectangle( dc, GetColLabelValue( col ), rect, hAlign, vAlign, orient );
8000 }
8001
8002 void wxGrid::DrawTextRectangle( wxDC& dc,
8003                                 const wxString& value,
8004                                 const wxRect& rect,
8005                                 int horizAlign,
8006                                 int vertAlign,
8007                                 int textOrientation )
8008 {
8009     wxArrayString lines;
8010
8011     StringToLines( value, lines );
8012
8013     // Forward to new API.
8014     DrawTextRectangle( dc,
8015         lines,
8016         rect,
8017         horizAlign,
8018         vertAlign,
8019         textOrientation );
8020 }
8021
8022 // VZ: this should be replaced with wxDC::DrawLabel() to which we just have to
8023 //     add textOrientation support
8024 void wxGrid::DrawTextRectangle(wxDC& dc,
8025                                const wxArrayString& lines,
8026                                const wxRect& rect,
8027                                int horizAlign,
8028                                int vertAlign,
8029                                int textOrientation)
8030 {
8031     if ( lines.empty() )
8032         return;
8033
8034     wxDCClipper clip(dc, rect);
8035
8036     long textWidth,
8037          textHeight;
8038
8039     if ( textOrientation == wxHORIZONTAL )
8040         GetTextBoxSize( dc, lines, &textWidth, &textHeight );
8041     else
8042         GetTextBoxSize( dc, lines, &textHeight, &textWidth );
8043
8044     int x = 0,
8045         y = 0;
8046     switch ( vertAlign )
8047     {
8048         case wxALIGN_BOTTOM:
8049             if ( textOrientation == wxHORIZONTAL )
8050                 y = rect.y + (rect.height - textHeight - 1);
8051             else
8052                 x = rect.x + rect.width - textWidth;
8053             break;
8054
8055         case wxALIGN_CENTRE:
8056             if ( textOrientation == wxHORIZONTAL )
8057                 y = rect.y + ((rect.height - textHeight) / 2);
8058             else
8059                 x = rect.x + ((rect.width - textWidth) / 2);
8060             break;
8061
8062         case wxALIGN_TOP:
8063         default:
8064             if ( textOrientation == wxHORIZONTAL )
8065                 y = rect.y + 1;
8066             else
8067                 x = rect.x + 1;
8068             break;
8069     }
8070
8071     // Align each line of a multi-line label
8072     size_t nLines = lines.GetCount();
8073     for ( size_t l = 0; l < nLines; l++ )
8074     {
8075         const wxString& line = lines[l];
8076
8077         if ( line.empty() )
8078         {
8079             *(textOrientation == wxHORIZONTAL ? &y : &x) += dc.GetCharHeight();
8080             continue;
8081         }
8082
8083         long lineWidth = 0,
8084              lineHeight = 0;
8085         dc.GetTextExtent(line, &lineWidth, &lineHeight);
8086
8087         switch ( horizAlign )
8088         {
8089             case wxALIGN_RIGHT:
8090                 if ( textOrientation == wxHORIZONTAL )
8091                     x = rect.x + (rect.width - lineWidth - 1);
8092                 else
8093                     y = rect.y + lineWidth + 1;
8094                 break;
8095
8096             case wxALIGN_CENTRE:
8097                 if ( textOrientation == wxHORIZONTAL )
8098                     x = rect.x + ((rect.width - lineWidth) / 2);
8099                 else
8100                     y = rect.y + rect.height - ((rect.height - lineWidth) / 2);
8101                 break;
8102
8103             case wxALIGN_LEFT:
8104             default:
8105                 if ( textOrientation == wxHORIZONTAL )
8106                     x = rect.x + 1;
8107                 else
8108                     y = rect.y + rect.height - 1;
8109                 break;
8110         }
8111
8112         if ( textOrientation == wxHORIZONTAL )
8113         {
8114             dc.DrawText( line, x, y );
8115             y += lineHeight;
8116         }
8117         else
8118         {
8119             dc.DrawRotatedText( line, x, y, 90.0 );
8120             x += lineHeight;
8121         }
8122     }
8123 }
8124
8125 // Split multi-line text up into an array of strings.
8126 // Any existing contents of the string array are preserved.
8127 //
8128 void wxGrid::StringToLines( const wxString& value, wxArrayString& lines ) const
8129 {
8130     int startPos = 0;
8131     int pos;
8132     wxString eol = wxTextFile::GetEOL( wxTextFileType_Unix );
8133     wxString tVal = wxTextFile::Translate( value, wxTextFileType_Unix );
8134
8135     while ( startPos < (int)tVal.length() )
8136     {
8137         pos = tVal.Mid(startPos).Find( eol );
8138         if ( pos < 0 )
8139         {
8140             break;
8141         }
8142         else if ( pos == 0 )
8143         {
8144             lines.Add( wxEmptyString );
8145         }
8146         else
8147         {
8148             lines.Add( value.Mid(startPos, pos) );
8149         }
8150
8151         startPos += pos + 1;
8152     }
8153
8154     if ( startPos < (int)value.length() )
8155     {
8156         lines.Add( value.Mid( startPos ) );
8157     }
8158 }
8159
8160 void wxGrid::GetTextBoxSize( const wxDC& dc,
8161                              const wxArrayString& lines,
8162                              long *width, long *height ) const
8163 {
8164     long w = 0;
8165     long h = 0;
8166     long lineW = 0, lineH = 0;
8167
8168     size_t i;
8169     for ( i = 0; i < lines.GetCount(); i++ )
8170     {
8171         dc.GetTextExtent( lines[i], &lineW, &lineH );
8172         w = wxMax( w, lineW );
8173         h += lineH;
8174     }
8175
8176     *width = w;
8177     *height = h;
8178 }
8179
8180 //
8181 // ------ Batch processing.
8182 //
8183 void wxGrid::EndBatch()
8184 {
8185     if ( m_batchCount > 0 )
8186     {
8187         m_batchCount--;
8188         if ( !m_batchCount )
8189         {
8190             CalcDimensions();
8191             m_rowLabelWin->Refresh();
8192             m_colLabelWin->Refresh();
8193             m_cornerLabelWin->Refresh();
8194             m_gridWin->Refresh();
8195         }
8196     }
8197 }
8198
8199 // Use this, rather than wxWindow::Refresh(), to force an immediate
8200 // repainting of the grid. Has no effect if you are already inside a
8201 // BeginBatch / EndBatch block.
8202 //
8203 void wxGrid::ForceRefresh()
8204 {
8205     BeginBatch();
8206     EndBatch();
8207 }
8208
8209 bool wxGrid::Enable(bool enable)
8210 {
8211     if ( !wxScrolledWindow::Enable(enable) )
8212         return false;
8213
8214     // redraw in the new state
8215     m_gridWin->Refresh();
8216
8217     return true;
8218 }
8219
8220 //
8221 // ------ Edit control functions
8222 //
8223
8224 void wxGrid::EnableEditing( bool edit )
8225 {
8226     // TODO: improve this ?
8227     //
8228     if ( edit != m_editable )
8229     {
8230         if (!edit)
8231             EnableCellEditControl(edit);
8232         m_editable = edit;
8233     }
8234 }
8235
8236 void wxGrid::EnableCellEditControl( bool enable )
8237 {
8238     if (! m_editable)
8239         return;
8240
8241     if ( enable != m_cellEditCtrlEnabled )
8242     {
8243         if ( enable )
8244         {
8245             if (SendEvent( wxEVT_GRID_EDITOR_SHOWN) <0)
8246                 return;
8247
8248             // this should be checked by the caller!
8249             wxASSERT_MSG( CanEnableCellControl(), _T("can't enable editing for this cell!") );
8250
8251             // do it before ShowCellEditControl()
8252             m_cellEditCtrlEnabled = enable;
8253
8254             ShowCellEditControl();
8255         }
8256         else
8257         {
8258             //FIXME:add veto support
8259             SendEvent( wxEVT_GRID_EDITOR_HIDDEN );
8260
8261             HideCellEditControl();
8262             SaveEditControlValue();
8263
8264             // do it after HideCellEditControl()
8265             m_cellEditCtrlEnabled = enable;
8266         }
8267     }
8268 }
8269
8270 bool wxGrid::IsCurrentCellReadOnly() const
8271 {
8272     // const_cast
8273     wxGridCellAttr* attr = ((wxGrid *)this)->GetCellAttr(m_currentCellCoords);
8274     bool readonly = attr->IsReadOnly();
8275     attr->DecRef();
8276
8277     return readonly;
8278 }
8279
8280 bool wxGrid::CanEnableCellControl() const
8281 {
8282     return m_editable && (m_currentCellCoords != wxGridNoCellCoords) &&
8283         !IsCurrentCellReadOnly();
8284 }
8285
8286 bool wxGrid::IsCellEditControlEnabled() const
8287 {
8288     // the cell edit control might be disable for all cells or just for the
8289     // current one if it's read only
8290     return m_cellEditCtrlEnabled ? !IsCurrentCellReadOnly() : false;
8291 }
8292
8293 bool wxGrid::IsCellEditControlShown() const
8294 {
8295     bool isShown = false;
8296
8297     if ( m_cellEditCtrlEnabled )
8298     {
8299         int row = m_currentCellCoords.GetRow();
8300         int col = m_currentCellCoords.GetCol();
8301         wxGridCellAttr* attr = GetCellAttr(row, col);
8302         wxGridCellEditor* editor = attr->GetEditor((wxGrid*) this, row, col);
8303         attr->DecRef();
8304
8305         if ( editor )
8306         {
8307             if ( editor->IsCreated() )
8308             {
8309                 isShown = editor->GetControl()->IsShown();
8310             }
8311
8312             editor->DecRef();
8313         }
8314     }
8315
8316     return isShown;
8317 }
8318
8319 void wxGrid::ShowCellEditControl()
8320 {
8321     if ( IsCellEditControlEnabled() )
8322     {
8323         if ( !IsVisible( m_currentCellCoords, false ) )
8324         {
8325             m_cellEditCtrlEnabled = false;
8326             return;
8327         }
8328         else
8329         {
8330             wxRect rect = CellToRect( m_currentCellCoords );
8331             int row = m_currentCellCoords.GetRow();
8332             int col = m_currentCellCoords.GetCol();
8333
8334             // if this is part of a multicell, find owner (topleft)
8335             int cell_rows, cell_cols;
8336             GetCellSize( row, col, &cell_rows, &cell_cols );
8337             if ( cell_rows <= 0 || cell_cols <= 0 )
8338             {
8339                 row += cell_rows;
8340                 col += cell_cols;
8341                 m_currentCellCoords.SetRow( row );
8342                 m_currentCellCoords.SetCol( col );
8343             }
8344
8345             // erase the highlight and the cell contents because the editor
8346             // might not cover the entire cell
8347             wxClientDC dc( m_gridWin );
8348             PrepareDC( dc );
8349             wxGridCellAttr* attr = GetCellAttr(row, col);
8350             dc.SetBrush(wxBrush(attr->GetBackgroundColour(), wxSOLID));
8351             dc.SetPen(*wxTRANSPARENT_PEN);
8352             dc.DrawRectangle(rect);
8353
8354             // convert to scrolled coords
8355             CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
8356
8357             int nXMove = 0;
8358             if (rect.x < 0)
8359                 nXMove = rect.x;
8360
8361             // cell is shifted by one pixel
8362             // However, don't allow x or y to become negative
8363             // since the SetSize() method interprets that as
8364             // "don't change."
8365             if (rect.x > 0)
8366                 rect.x--;
8367             if (rect.y > 0)
8368                 rect.y--;
8369
8370             wxGridCellEditor* editor = attr->GetEditor(this, row, col);
8371             if ( !editor->IsCreated() )
8372             {
8373                 editor->Create(m_gridWin, wxID_ANY,
8374                                new wxGridCellEditorEvtHandler(this, editor));
8375
8376                 wxGridEditorCreatedEvent evt(GetId(),
8377                                              wxEVT_GRID_EDITOR_CREATED,
8378                                              this,
8379                                              row,
8380                                              col,
8381                                              editor->GetControl());
8382                 GetEventHandler()->ProcessEvent(evt);
8383             }
8384
8385             // resize editor to overflow into righthand cells if allowed
8386             int maxWidth = rect.width;
8387             wxString value = GetCellValue(row, col);
8388             if ( (value != wxEmptyString) && (attr->GetOverflow()) )
8389             {
8390                 int y;
8391                 GetTextExtent(value, &maxWidth, &y, NULL, NULL, &attr->GetFont());
8392                 if (maxWidth < rect.width)
8393                     maxWidth = rect.width;
8394             }
8395
8396             int client_right = m_gridWin->GetClientSize().GetWidth();
8397             if (rect.x + maxWidth > client_right)
8398                 maxWidth = client_right - rect.x;
8399
8400             if ((maxWidth > rect.width) && (col < m_numCols) && m_table)
8401             {
8402                 GetCellSize( row, col, &cell_rows, &cell_cols );
8403                 // may have changed earlier
8404                 for (int i = col + cell_cols; i < m_numCols; i++)
8405                 {
8406                     int c_rows, c_cols;
8407                     GetCellSize( row, i, &c_rows, &c_cols );
8408
8409                     // looks weird going over a multicell
8410                     if (m_table->IsEmptyCell( row, i ) &&
8411                             (rect.width < maxWidth) && (c_rows == 1))
8412                     {
8413                         rect.width += GetColWidth( i );
8414                     }
8415                     else
8416                         break;
8417                 }
8418
8419                 if (rect.GetRight() > client_right)
8420                     rect.SetRight( client_right - 1 );
8421             }
8422
8423             editor->SetCellAttr( attr );
8424             editor->SetSize( rect );
8425             if (nXMove != 0)
8426                 editor->GetControl()->Move(
8427                     editor->GetControl()->GetPosition().x + nXMove,
8428                     editor->GetControl()->GetPosition().y );
8429             editor->Show( true, attr );
8430
8431             // recalc dimensions in case we need to
8432             // expand the scrolled window to account for editor
8433             CalcDimensions();
8434
8435             editor->BeginEdit(row, col, this);
8436             editor->SetCellAttr(NULL);
8437
8438             editor->DecRef();
8439             attr->DecRef();
8440         }
8441     }
8442 }
8443
8444 void wxGrid::HideCellEditControl()
8445 {
8446     if ( IsCellEditControlEnabled() )
8447     {
8448         int row = m_currentCellCoords.GetRow();
8449         int col = m_currentCellCoords.GetCol();
8450
8451         wxGridCellAttr *attr = GetCellAttr(row, col);
8452         wxGridCellEditor *editor = attr->GetEditor(this, row, col);
8453         editor->Show( false );
8454         editor->DecRef();
8455         attr->DecRef();
8456
8457         m_gridWin->SetFocus();
8458
8459         // refresh whole row to the right
8460         wxRect rect( CellToRect(row, col) );
8461         CalcScrolledPosition(rect.x, rect.y, &rect.x, &rect.y );
8462         rect.width = m_gridWin->GetClientSize().GetWidth() - rect.x;
8463
8464 #ifdef __WXMAC__
8465         // ensure that the pixels under the focus ring get refreshed as well
8466         rect.Inflate(10, 10);
8467 #endif
8468
8469         m_gridWin->Refresh( false, &rect );
8470     }
8471 }
8472
8473 void wxGrid::SaveEditControlValue()
8474 {
8475     if ( IsCellEditControlEnabled() )
8476     {
8477         int row = m_currentCellCoords.GetRow();
8478         int col = m_currentCellCoords.GetCol();
8479
8480         wxString oldval = GetCellValue(row, col);
8481
8482         wxGridCellAttr* attr = GetCellAttr(row, col);
8483         wxGridCellEditor* editor = attr->GetEditor(this, row, col);
8484         bool changed = editor->EndEdit(row, col, this);
8485
8486         editor->DecRef();
8487         attr->DecRef();
8488
8489         if (changed)
8490         {
8491             if ( SendEvent( wxEVT_GRID_CELL_CHANGE,
8492                        m_currentCellCoords.GetRow(),
8493                        m_currentCellCoords.GetCol() ) < 0 )
8494             {
8495                 // Event has been vetoed, set the data back.
8496                 SetCellValue(row, col, oldval);
8497             }
8498         }
8499     }
8500 }
8501
8502 //
8503 // ------ Grid location functions
8504 //  Note that all of these functions work with the logical coordinates of
8505 //  grid cells and labels so you will need to convert from device
8506 //  coordinates for mouse events etc.
8507 //
8508
8509 void wxGrid::XYToCell( int x, int y, wxGridCellCoords& coords ) const
8510 {
8511     int row = YToRow(y);
8512     int col = XToCol(x);
8513
8514     if ( row == -1 || col == -1 )
8515     {
8516         coords = wxGridNoCellCoords;
8517     }
8518     else
8519     {
8520         coords.Set( row, col );
8521     }
8522 }
8523
8524 // Internal Helper function for computing row or column from some
8525 // (unscrolled) coordinate value, using either
8526 // m_defaultRowHeight/m_defaultColWidth or binary search on array
8527 // of m_rowBottoms/m_ColRights to speed up the search!
8528
8529 static int CoordToRowOrCol(int coord, int defaultDist, int minDist,
8530                            const wxArrayInt& BorderArray, int nMax,
8531                            bool clipToMinMax)
8532 {
8533     if (coord < 0)
8534         return clipToMinMax && (nMax > 0) ? 0 : -1;
8535
8536     if (!defaultDist)
8537         defaultDist = 1;
8538
8539     size_t i_max = coord / defaultDist,
8540            i_min = 0;
8541
8542     if (BorderArray.IsEmpty())
8543     {
8544         if ((int) i_max < nMax)
8545             return i_max;
8546         return clipToMinMax ? nMax - 1 : -1;
8547     }
8548
8549     if ( i_max >= BorderArray.GetCount())
8550     {
8551         i_max = BorderArray.GetCount() - 1;
8552     }
8553     else
8554     {
8555         if ( coord >= BorderArray[i_max])
8556         {
8557             i_min = i_max;
8558             if (minDist)
8559                 i_max = coord / minDist;
8560             else
8561                 i_max =  BorderArray.GetCount() - 1;
8562         }
8563
8564         if ( i_max >= BorderArray.GetCount())
8565             i_max = BorderArray.GetCount() - 1;
8566     }
8567
8568     if ( coord >= BorderArray[i_max])
8569         return clipToMinMax ? (int)i_max : -1;
8570     if ( coord < BorderArray[0] )
8571         return 0;
8572
8573     while ( i_max - i_min > 0 )
8574     {
8575         wxCHECK_MSG(BorderArray[i_min] <= coord && coord < BorderArray[i_max],
8576                     0, _T("wxGrid: internal error in CoordToRowOrCol"));
8577         if (coord >=  BorderArray[ i_max - 1])
8578             return i_max;
8579         else
8580             i_max--;
8581         int median = i_min + (i_max - i_min + 1) / 2;
8582         if (coord < BorderArray[median])
8583             i_max = median;
8584         else
8585             i_min = median;
8586     }
8587
8588     return i_max;
8589 }
8590
8591 int wxGrid::YToRow( int y ) const
8592 {
8593     return CoordToRowOrCol(y, m_defaultRowHeight,
8594                            m_minAcceptableRowHeight, m_rowBottoms, m_numRows, false);
8595 }
8596
8597 int wxGrid::XToCol( int x, bool clipToMinMax ) const
8598 {
8599     if (x < 0)
8600         return clipToMinMax && (m_numCols > 0) ? GetColAt( 0 ) : -1;
8601
8602     wxASSERT_MSG(m_defaultColWidth > 0, wxT("Default column width can not be zero"));
8603
8604     int maxPos = x / m_defaultColWidth;
8605     int minPos = 0;
8606
8607     if (m_colRights.IsEmpty())
8608     {
8609         if(maxPos < m_numCols)
8610             return GetColAt( maxPos );
8611         return clipToMinMax ? GetColAt( m_numCols - 1 ) : -1;
8612     }
8613
8614     if ( maxPos >= m_numCols)
8615         maxPos = m_numCols - 1;
8616     else
8617     {
8618         if ( x >= m_colRights[GetColAt( maxPos )])
8619         {
8620             minPos = maxPos;
8621             if (m_minAcceptableColWidth)
8622                 maxPos = x / m_minAcceptableColWidth;
8623             else
8624                 maxPos =  m_numCols - 1;
8625         }
8626         if ( maxPos >= m_numCols)
8627             maxPos = m_numCols - 1;
8628     }
8629
8630     //X is beyond the last column
8631     if ( x >= m_colRights[GetColAt( maxPos )])
8632         return clipToMinMax ? GetColAt( maxPos ) : -1;
8633
8634     //X is before the first column
8635     if ( x < m_colRights[GetColAt( 0 )] )
8636         return GetColAt( 0 );
8637
8638     //Perform a binary search
8639     while ( maxPos - minPos > 0 )
8640     {
8641         wxCHECK_MSG(m_colRights[GetColAt( minPos )] <= x && x < m_colRights[GetColAt( maxPos )],
8642                     0, _T("wxGrid: internal error in XToCol"));
8643
8644         if (x >=  m_colRights[GetColAt( maxPos - 1 )])
8645             return GetColAt( maxPos );
8646         else
8647             maxPos--;
8648         int median = minPos + (maxPos - minPos + 1) / 2;
8649         if (x < m_colRights[GetColAt( median )])
8650             maxPos = median;
8651         else
8652             minPos = median;
8653     }
8654     return GetColAt( maxPos );
8655 }
8656
8657 // return the row number that that the y coord is near
8658 //  the edge of, or -1 if not near an edge.
8659 // coords can only possibly be near an edge if
8660 //    (a) the row/column is large enough to still allow for an "inner" area
8661 //        that is _not_ nead the edge (i.e., if the height/width is smaller
8662 //        than WXGRID_LABEL_EDGE_ZONE, coords are _never_ considered to be
8663 //        near the edge).
8664 //   and
8665 //    (b) resizing rows/columns (the thing for which edge detection is
8666 //        relevant at all) is enabled.
8667 //
8668 int wxGrid::YToEdgeOfRow( int y ) const
8669 {
8670     int i;
8671     i = internalYToRow(y);
8672
8673     if ( GetRowHeight(i) > WXGRID_LABEL_EDGE_ZONE && CanDragRowSize() )
8674     {
8675         // We know that we are in row i, test whether we are
8676         // close enough to lower or upper border, respectively.
8677         if ( abs(GetRowBottom(i) - y) < WXGRID_LABEL_EDGE_ZONE )
8678             return i;
8679         else if ( i > 0 && y - GetRowTop(i) < WXGRID_LABEL_EDGE_ZONE )
8680             return i - 1;
8681     }
8682
8683     return -1;
8684 }
8685
8686 // return the col number that that the x coord is near the edge of, or
8687 // -1 if not near an edge
8688 // See comment at YToEdgeOfRow for conditions on edge detection.
8689 //
8690 int wxGrid::XToEdgeOfCol( int x ) const
8691 {
8692     int i;
8693     i = internalXToCol(x);
8694
8695     if ( GetColWidth(i) > WXGRID_LABEL_EDGE_ZONE && CanDragColSize() )
8696     {
8697         // We know that we are in column i; test whether we are
8698         // close enough to right or left border, respectively.
8699         if ( abs(GetColRight(i) - x) < WXGRID_LABEL_EDGE_ZONE )
8700             return i;
8701         else if ( i > 0 && x - GetColLeft(i) < WXGRID_LABEL_EDGE_ZONE )
8702             return i - 1;
8703     }
8704
8705     return -1;
8706 }
8707
8708 wxRect wxGrid::CellToRect( int row, int col ) const
8709 {
8710     wxRect rect( -1, -1, -1, -1 );
8711
8712     if ( row >= 0 && row < m_numRows &&
8713          col >= 0 && col < m_numCols )
8714     {
8715         int i, cell_rows, cell_cols;
8716         rect.width = rect.height = 0;
8717         GetCellSize( row, col, &cell_rows, &cell_cols );
8718         // if negative then find multicell owner
8719         if (cell_rows < 0)
8720             row += cell_rows;
8721         if (cell_cols < 0)
8722              col += cell_cols;
8723         GetCellSize( row, col, &cell_rows, &cell_cols );
8724
8725         rect.x = GetColLeft(col);
8726         rect.y = GetRowTop(row);
8727         for (i=col; i < col + cell_cols; i++)
8728             rect.width += GetColWidth(i);
8729         for (i=row; i < row + cell_rows; i++)
8730             rect.height += GetRowHeight(i);
8731     }
8732
8733     // if grid lines are enabled, then the area of the cell is a bit smaller
8734     if (m_gridLinesEnabled)
8735     {
8736         rect.width -= 1;
8737         rect.height -= 1;
8738     }
8739
8740     return rect;
8741 }
8742
8743 bool wxGrid::IsVisible( int row, int col, bool wholeCellVisible ) const
8744 {
8745     // get the cell rectangle in logical coords
8746     //
8747     wxRect r( CellToRect( row, col ) );
8748
8749     // convert to device coords
8750     //
8751     int left, top, right, bottom;
8752     CalcScrolledPosition( r.GetLeft(), r.GetTop(), &left, &top );
8753     CalcScrolledPosition( r.GetRight(), r.GetBottom(), &right, &bottom );
8754
8755     // check against the client area of the grid window
8756     int cw, ch;
8757     m_gridWin->GetClientSize( &cw, &ch );
8758
8759     if ( wholeCellVisible )
8760     {
8761         // is the cell wholly visible ?
8762         return ( left >= 0 && right <= cw &&
8763                  top >= 0 && bottom <= ch );
8764     }
8765     else
8766     {
8767         // is the cell partly visible ?
8768         //
8769         return ( ((left >= 0 && left < cw) || (right > 0 && right <= cw)) &&
8770                  ((top >= 0 && top < ch) || (bottom > 0 && bottom <= ch)) );
8771     }
8772 }
8773
8774 // make the specified cell location visible by doing a minimal amount
8775 // of scrolling
8776 //
8777 void wxGrid::MakeCellVisible( int row, int col )
8778 {
8779     int i;
8780     int xpos = -1, ypos = -1;
8781
8782     if ( row >= 0 && row < m_numRows &&
8783          col >= 0 && col < m_numCols )
8784     {
8785         // get the cell rectangle in logical coords
8786         wxRect r( CellToRect( row, col ) );
8787
8788         // convert to device coords
8789         int left, top, right, bottom;
8790         CalcScrolledPosition( r.GetLeft(), r.GetTop(), &left, &top );
8791         CalcScrolledPosition( r.GetRight(), r.GetBottom(), &right, &bottom );
8792
8793         int cw, ch;
8794         m_gridWin->GetClientSize( &cw, &ch );
8795
8796         if ( top < 0 )
8797         {
8798             ypos = r.GetTop();
8799         }
8800         else if ( bottom > ch )
8801         {
8802             int h = r.GetHeight();
8803             ypos = r.GetTop();
8804             for ( i = row - 1; i >= 0; i-- )
8805             {
8806                 int rowHeight = GetRowHeight(i);
8807                 if ( h + rowHeight > ch )
8808                     break;
8809
8810                 h += rowHeight;
8811                 ypos -= rowHeight;
8812             }
8813
8814             // we divide it later by GRID_SCROLL_LINE, make sure that we don't
8815             // have rounding errors (this is important, because if we do,
8816             // we might not scroll at all and some cells won't be redrawn)
8817             //
8818             // Sometimes GRID_SCROLL_LINE / 2 is not enough,
8819             // so just add a full scroll unit...
8820             ypos += m_scrollLineY;
8821         }
8822
8823         // special handling for wide cells - show always left part of the cell!
8824         // Otherwise, e.g. when stepping from row to row, it would jump between
8825         // left and right part of the cell on every step!
8826 //      if ( left < 0 )
8827         if ( left < 0 || (right - left) >= cw )
8828         {
8829             xpos = r.GetLeft();
8830         }
8831         else if ( right > cw )
8832         {
8833             // position the view so that the cell is on the right
8834             int x0, y0;
8835             CalcUnscrolledPosition(0, 0, &x0, &y0);
8836             xpos = x0 + (right - cw);
8837
8838             // see comment for ypos above
8839             xpos += m_scrollLineX;
8840         }
8841
8842         if ( xpos != -1 || ypos != -1 )
8843         {
8844             if ( xpos != -1 )
8845                 xpos /= m_scrollLineX;
8846             if ( ypos != -1 )
8847                 ypos /= m_scrollLineY;
8848             Scroll( xpos, ypos );
8849             AdjustScrollbars();
8850         }
8851     }
8852 }
8853
8854 //
8855 // ------ Grid cursor movement functions
8856 //
8857
8858 bool wxGrid::MoveCursorUp( bool expandSelection )
8859 {
8860     if ( m_currentCellCoords != wxGridNoCellCoords &&
8861          m_currentCellCoords.GetRow() >= 0 )
8862     {
8863         if ( expandSelection )
8864         {
8865             if ( m_selectingKeyboard == wxGridNoCellCoords )
8866                 m_selectingKeyboard = m_currentCellCoords;
8867             if ( m_selectingKeyboard.GetRow() > 0 )
8868             {
8869                 m_selectingKeyboard.SetRow( m_selectingKeyboard.GetRow() - 1 );
8870                 MakeCellVisible( m_selectingKeyboard.GetRow(),
8871                                  m_selectingKeyboard.GetCol() );
8872                 HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
8873             }
8874         }
8875         else if ( m_currentCellCoords.GetRow() > 0 )
8876         {
8877             int row = m_currentCellCoords.GetRow() - 1;
8878             int col = m_currentCellCoords.GetCol();
8879             ClearSelection();
8880             MakeCellVisible( row, col );
8881             SetCurrentCell( row, col );
8882         }
8883         else
8884             return false;
8885
8886         return true;
8887     }
8888
8889     return false;
8890 }
8891
8892 bool wxGrid::MoveCursorDown( bool expandSelection )
8893 {
8894     if ( m_currentCellCoords != wxGridNoCellCoords &&
8895          m_currentCellCoords.GetRow() < m_numRows )
8896     {
8897         if ( expandSelection )
8898         {
8899             if ( m_selectingKeyboard == wxGridNoCellCoords )
8900                 m_selectingKeyboard = m_currentCellCoords;
8901             if ( m_selectingKeyboard.GetRow() < m_numRows - 1 )
8902             {
8903                 m_selectingKeyboard.SetRow( m_selectingKeyboard.GetRow() + 1 );
8904                 MakeCellVisible( m_selectingKeyboard.GetRow(),
8905                         m_selectingKeyboard.GetCol() );
8906                 HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
8907             }
8908         }
8909         else if ( m_currentCellCoords.GetRow() < m_numRows - 1 )
8910         {
8911             int row = m_currentCellCoords.GetRow() + 1;
8912             int col = m_currentCellCoords.GetCol();
8913             ClearSelection();
8914             MakeCellVisible( row, col );
8915             SetCurrentCell( row, col );
8916         }
8917         else
8918             return false;
8919
8920         return true;
8921     }
8922
8923     return false;
8924 }
8925
8926 bool wxGrid::MoveCursorLeft( bool expandSelection )
8927 {
8928     if ( m_currentCellCoords != wxGridNoCellCoords &&
8929          m_currentCellCoords.GetCol() >= 0 )
8930     {
8931         if ( expandSelection )
8932         {
8933             if ( m_selectingKeyboard == wxGridNoCellCoords )
8934                 m_selectingKeyboard = m_currentCellCoords;
8935             if ( m_selectingKeyboard.GetCol() > 0 )
8936             {
8937                 m_selectingKeyboard.SetCol( m_selectingKeyboard.GetCol() - 1 );
8938                 MakeCellVisible( m_selectingKeyboard.GetRow(),
8939                         m_selectingKeyboard.GetCol() );
8940                 HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
8941             }
8942         }
8943         else if ( GetColPos( m_currentCellCoords.GetCol() ) > 0 )
8944         {
8945             int row = m_currentCellCoords.GetRow();
8946             int col = GetColAt( GetColPos( m_currentCellCoords.GetCol() ) - 1 );
8947             ClearSelection();
8948
8949             MakeCellVisible( row, col );
8950             SetCurrentCell( row, col );
8951         }
8952         else
8953             return false;
8954
8955         return true;
8956     }
8957
8958     return false;
8959 }
8960
8961 bool wxGrid::MoveCursorRight( bool expandSelection )
8962 {
8963     if ( m_currentCellCoords != wxGridNoCellCoords &&
8964          m_currentCellCoords.GetCol() < m_numCols )
8965     {
8966         if ( expandSelection )
8967         {
8968             if ( m_selectingKeyboard == wxGridNoCellCoords )
8969                 m_selectingKeyboard = m_currentCellCoords;
8970             if ( m_selectingKeyboard.GetCol() < m_numCols - 1 )
8971             {
8972                 m_selectingKeyboard.SetCol( m_selectingKeyboard.GetCol() + 1 );
8973                 MakeCellVisible( m_selectingKeyboard.GetRow(),
8974                         m_selectingKeyboard.GetCol() );
8975                 HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
8976             }
8977         }
8978         else if ( GetColPos( m_currentCellCoords.GetCol() ) < m_numCols - 1 )
8979         {
8980             int row = m_currentCellCoords.GetRow();
8981             int col = GetColAt( GetColPos( m_currentCellCoords.GetCol() ) + 1 );
8982             ClearSelection();
8983
8984             MakeCellVisible( row, col );
8985             SetCurrentCell( row, col );
8986         }
8987         else
8988             return false;
8989
8990         return true;
8991     }
8992
8993     return false;
8994 }
8995
8996 bool wxGrid::MovePageUp()
8997 {
8998     if ( m_currentCellCoords == wxGridNoCellCoords )
8999         return false;
9000
9001     int row = m_currentCellCoords.GetRow();
9002     if ( row > 0 )
9003     {
9004         int cw, ch;
9005         m_gridWin->GetClientSize( &cw, &ch );
9006
9007         int y = GetRowTop(row);
9008         int newRow = internalYToRow( y - ch + 1 );
9009
9010         if ( newRow == row )
9011         {
9012             // row > 0, so newRow can never be less than 0 here.
9013             newRow = row - 1;
9014         }
9015
9016         MakeCellVisible( newRow, m_currentCellCoords.GetCol() );
9017         SetCurrentCell( newRow, m_currentCellCoords.GetCol() );
9018
9019         return true;
9020     }
9021
9022     return false;
9023 }
9024
9025 bool wxGrid::MovePageDown()
9026 {
9027     if ( m_currentCellCoords == wxGridNoCellCoords )
9028         return false;
9029
9030     int row = m_currentCellCoords.GetRow();
9031     if ( (row + 1) < m_numRows )
9032     {
9033         int cw, ch;
9034         m_gridWin->GetClientSize( &cw, &ch );
9035
9036         int y = GetRowTop(row);
9037         int newRow = internalYToRow( y + ch );
9038         if ( newRow == row )
9039         {
9040             // row < m_numRows, so newRow can't overflow here.
9041             newRow = row + 1;
9042         }
9043
9044         MakeCellVisible( newRow, m_currentCellCoords.GetCol() );
9045         SetCurrentCell( newRow, m_currentCellCoords.GetCol() );
9046
9047         return true;
9048     }
9049
9050     return false;
9051 }
9052
9053 bool wxGrid::MoveCursorUpBlock( bool expandSelection )
9054 {
9055     if ( m_table &&
9056          m_currentCellCoords != wxGridNoCellCoords &&
9057          m_currentCellCoords.GetRow() > 0 )
9058     {
9059         int row = m_currentCellCoords.GetRow();
9060         int col = m_currentCellCoords.GetCol();
9061
9062         if ( m_table->IsEmptyCell(row, col) )
9063         {
9064             // starting in an empty cell: find the next block of
9065             // non-empty cells
9066             //
9067             while ( row > 0 )
9068             {
9069                 row--;
9070                 if ( !(m_table->IsEmptyCell(row, col)) )
9071                     break;
9072             }
9073         }
9074         else if ( m_table->IsEmptyCell(row - 1, col) )
9075         {
9076             // starting at the top of a block: find the next block
9077             //
9078             row--;
9079             while ( row > 0 )
9080             {
9081                 row--;
9082                 if ( !(m_table->IsEmptyCell(row, col)) )
9083                     break;
9084             }
9085         }
9086         else
9087         {
9088             // starting within a block: find the top of the block
9089             //
9090             while ( row > 0 )
9091             {
9092                 row--;
9093                 if ( m_table->IsEmptyCell(row, col) )
9094                 {
9095                     row++;
9096                     break;
9097                 }
9098             }
9099         }
9100
9101         MakeCellVisible( row, col );
9102         if ( expandSelection )
9103         {
9104             m_selectingKeyboard = wxGridCellCoords( row, col );
9105             HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
9106         }
9107         else
9108         {
9109             ClearSelection();
9110             SetCurrentCell( row, col );
9111         }
9112
9113         return true;
9114     }
9115
9116     return false;
9117 }
9118
9119 bool wxGrid::MoveCursorDownBlock( bool expandSelection )
9120 {
9121     if ( m_table &&
9122          m_currentCellCoords != wxGridNoCellCoords &&
9123          m_currentCellCoords.GetRow() < m_numRows - 1 )
9124     {
9125         int row = m_currentCellCoords.GetRow();
9126         int col = m_currentCellCoords.GetCol();
9127
9128         if ( m_table->IsEmptyCell(row, col) )
9129         {
9130             // starting in an empty cell: find the next block of
9131             // non-empty cells
9132             //
9133             while ( row < m_numRows - 1 )
9134             {
9135                 row++;
9136                 if ( !(m_table->IsEmptyCell(row, col)) )
9137                     break;
9138             }
9139         }
9140         else if ( m_table->IsEmptyCell(row + 1, col) )
9141         {
9142             // starting at the bottom of a block: find the next block
9143             //
9144             row++;
9145             while ( row < m_numRows - 1 )
9146             {
9147                 row++;
9148                 if ( !(m_table->IsEmptyCell(row, col)) )
9149                     break;
9150             }
9151         }
9152         else
9153         {
9154             // starting within a block: find the bottom of the block
9155             //
9156             while ( row < m_numRows - 1 )
9157             {
9158                 row++;
9159                 if ( m_table->IsEmptyCell(row, col) )
9160                 {
9161                     row--;
9162                     break;
9163                 }
9164             }
9165         }
9166
9167         MakeCellVisible( row, col );
9168         if ( expandSelection )
9169         {
9170             m_selectingKeyboard = wxGridCellCoords( row, col );
9171             HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
9172         }
9173         else
9174         {
9175             ClearSelection();
9176             SetCurrentCell( row, col );
9177         }
9178
9179         return true;
9180     }
9181
9182     return false;
9183 }
9184
9185 bool wxGrid::MoveCursorLeftBlock( bool expandSelection )
9186 {
9187     if ( m_table &&
9188          m_currentCellCoords != wxGridNoCellCoords &&
9189          m_currentCellCoords.GetCol() > 0 )
9190     {
9191         int row = m_currentCellCoords.GetRow();
9192         int col = m_currentCellCoords.GetCol();
9193
9194         if ( m_table->IsEmptyCell(row, col) )
9195         {
9196             // starting in an empty cell: find the next block of
9197             // non-empty cells
9198             //
9199             while ( col > 0 )
9200             {
9201                 col--;
9202                 if ( !(m_table->IsEmptyCell(row, col)) )
9203                     break;
9204             }
9205         }
9206         else if ( m_table->IsEmptyCell(row, col - 1) )
9207         {
9208             // starting at the left of a block: find the next block
9209             //
9210             col--;
9211             while ( col > 0 )
9212             {
9213                 col--;
9214                 if ( !(m_table->IsEmptyCell(row, col)) )
9215                     break;
9216             }
9217         }
9218         else
9219         {
9220             // starting within a block: find the left of the block
9221             //
9222             while ( col > 0 )
9223             {
9224                 col--;
9225                 if ( m_table->IsEmptyCell(row, col) )
9226                 {
9227                     col++;
9228                     break;
9229                 }
9230             }
9231         }
9232
9233         MakeCellVisible( row, col );
9234         if ( expandSelection )
9235         {
9236             m_selectingKeyboard = wxGridCellCoords( row, col );
9237             HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
9238         }
9239         else
9240         {
9241             ClearSelection();
9242             SetCurrentCell( row, col );
9243         }
9244
9245         return true;
9246     }
9247
9248     return false;
9249 }
9250
9251 bool wxGrid::MoveCursorRightBlock( bool expandSelection )
9252 {
9253     if ( m_table &&
9254          m_currentCellCoords != wxGridNoCellCoords &&
9255          m_currentCellCoords.GetCol() < m_numCols - 1 )
9256     {
9257         int row = m_currentCellCoords.GetRow();
9258         int col = m_currentCellCoords.GetCol();
9259
9260         if ( m_table->IsEmptyCell(row, col) )
9261         {
9262             // starting in an empty cell: find the next block of
9263             // non-empty cells
9264             //
9265             while ( col < m_numCols - 1 )
9266             {
9267                 col++;
9268                 if ( !(m_table->IsEmptyCell(row, col)) )
9269                     break;
9270             }
9271         }
9272         else if ( m_table->IsEmptyCell(row, col + 1) )
9273         {
9274             // starting at the right of a block: find the next block
9275             //
9276             col++;
9277             while ( col < m_numCols - 1 )
9278             {
9279                 col++;
9280                 if ( !(m_table->IsEmptyCell(row, col)) )
9281                     break;
9282             }
9283         }
9284         else
9285         {
9286             // starting within a block: find the right of the block
9287             //
9288             while ( col < m_numCols - 1 )
9289             {
9290                 col++;
9291                 if ( m_table->IsEmptyCell(row, col) )
9292                 {
9293                     col--;
9294                     break;
9295                 }
9296             }
9297         }
9298
9299         MakeCellVisible( row, col );
9300         if ( expandSelection )
9301         {
9302             m_selectingKeyboard = wxGridCellCoords( row, col );
9303             HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
9304         }
9305         else
9306         {
9307             ClearSelection();
9308             SetCurrentCell( row, col );
9309         }
9310
9311         return true;
9312     }
9313
9314     return false;
9315 }
9316
9317 //
9318 // ------ Label values and formatting
9319 //
9320
9321 void wxGrid::GetRowLabelAlignment( int *horiz, int *vert ) const
9322 {
9323     if ( horiz )
9324         *horiz = m_rowLabelHorizAlign;
9325     if ( vert )
9326         *vert  = m_rowLabelVertAlign;
9327 }
9328
9329 void wxGrid::GetColLabelAlignment( int *horiz, int *vert ) const
9330 {
9331     if ( horiz )
9332         *horiz = m_colLabelHorizAlign;
9333     if ( vert )
9334         *vert  = m_colLabelVertAlign;
9335 }
9336
9337 int wxGrid::GetColLabelTextOrientation() const
9338 {
9339     return m_colLabelTextOrientation;
9340 }
9341
9342 wxString wxGrid::GetRowLabelValue( int row ) const
9343 {
9344     if ( m_table )
9345     {
9346         return m_table->GetRowLabelValue( row );
9347     }
9348     else
9349     {
9350         wxString s;
9351         s << row;
9352         return s;
9353     }
9354 }
9355
9356 wxString wxGrid::GetColLabelValue( int col ) const
9357 {
9358     if ( m_table )
9359     {
9360         return m_table->GetColLabelValue( col );
9361     }
9362     else
9363     {
9364         wxString s;
9365         s << col;
9366         return s;
9367     }
9368 }
9369
9370 void wxGrid::SetRowLabelSize( int width )
9371 {
9372     width = wxMax( width, 0 );
9373     if ( width != m_rowLabelWidth )
9374     {
9375         if ( width == 0 )
9376         {
9377             m_rowLabelWin->Show( false );
9378             m_cornerLabelWin->Show( false );
9379         }
9380         else if ( m_rowLabelWidth == 0 )
9381         {
9382             m_rowLabelWin->Show( true );
9383             if ( m_colLabelHeight > 0 )
9384                 m_cornerLabelWin->Show( true );
9385         }
9386
9387         m_rowLabelWidth = width;
9388         CalcWindowSizes();
9389         wxScrolledWindow::Refresh( true );
9390     }
9391 }
9392
9393 void wxGrid::SetColLabelSize( int height )
9394 {
9395     height = wxMax( height, 0 );
9396     if ( height != m_colLabelHeight )
9397     {
9398         if ( height == 0 )
9399         {
9400             m_colLabelWin->Show( false );
9401             m_cornerLabelWin->Show( false );
9402         }
9403         else if ( m_colLabelHeight == 0 )
9404         {
9405             m_colLabelWin->Show( true );
9406             if ( m_rowLabelWidth > 0 )
9407                 m_cornerLabelWin->Show( true );
9408         }
9409
9410         m_colLabelHeight = height;
9411         CalcWindowSizes();
9412         wxScrolledWindow::Refresh( true );
9413     }
9414 }
9415
9416 void wxGrid::SetLabelBackgroundColour( const wxColour& colour )
9417 {
9418     if ( m_labelBackgroundColour != colour )
9419     {
9420         m_labelBackgroundColour = colour;
9421         m_rowLabelWin->SetBackgroundColour( colour );
9422         m_colLabelWin->SetBackgroundColour( colour );
9423         m_cornerLabelWin->SetBackgroundColour( colour );
9424
9425         if ( !GetBatchCount() )
9426         {
9427             m_rowLabelWin->Refresh();
9428             m_colLabelWin->Refresh();
9429             m_cornerLabelWin->Refresh();
9430         }
9431     }
9432 }
9433
9434 void wxGrid::SetLabelTextColour( const wxColour& colour )
9435 {
9436     if ( m_labelTextColour != colour )
9437     {
9438         m_labelTextColour = colour;
9439         if ( !GetBatchCount() )
9440         {
9441             m_rowLabelWin->Refresh();
9442             m_colLabelWin->Refresh();
9443         }
9444     }
9445 }
9446
9447 void wxGrid::SetLabelFont( const wxFont& font )
9448 {
9449     m_labelFont = font;
9450     if ( !GetBatchCount() )
9451     {
9452         m_rowLabelWin->Refresh();
9453         m_colLabelWin->Refresh();
9454     }
9455 }
9456
9457 void wxGrid::SetRowLabelAlignment( int horiz, int vert )
9458 {
9459     // allow old (incorrect) defs to be used
9460     switch ( horiz )
9461     {
9462         case wxLEFT:   horiz = wxALIGN_LEFT; break;
9463         case wxRIGHT:  horiz = wxALIGN_RIGHT; break;
9464         case wxCENTRE: horiz = wxALIGN_CENTRE; break;
9465     }
9466
9467     switch ( vert )
9468     {
9469         case wxTOP:    vert = wxALIGN_TOP;    break;
9470         case wxBOTTOM: vert = wxALIGN_BOTTOM; break;
9471         case wxCENTRE: vert = wxALIGN_CENTRE; break;
9472     }
9473
9474     if ( horiz == wxALIGN_LEFT || horiz == wxALIGN_CENTRE || horiz == wxALIGN_RIGHT )
9475     {
9476         m_rowLabelHorizAlign = horiz;
9477     }
9478
9479     if ( vert == wxALIGN_TOP || vert == wxALIGN_CENTRE || vert == wxALIGN_BOTTOM )
9480     {
9481         m_rowLabelVertAlign = vert;
9482     }
9483
9484     if ( !GetBatchCount() )
9485     {
9486         m_rowLabelWin->Refresh();
9487     }
9488 }
9489
9490 void wxGrid::SetColLabelAlignment( int horiz, int vert )
9491 {
9492     // allow old (incorrect) defs to be used
9493     switch ( horiz )
9494     {
9495         case wxLEFT:   horiz = wxALIGN_LEFT; break;
9496         case wxRIGHT:  horiz = wxALIGN_RIGHT; break;
9497         case wxCENTRE: horiz = wxALIGN_CENTRE; break;
9498     }
9499
9500     switch ( vert )
9501     {
9502         case wxTOP:    vert = wxALIGN_TOP;    break;
9503         case wxBOTTOM: vert = wxALIGN_BOTTOM; break;
9504         case wxCENTRE: vert = wxALIGN_CENTRE; break;
9505     }
9506
9507     if ( horiz == wxALIGN_LEFT || horiz == wxALIGN_CENTRE || horiz == wxALIGN_RIGHT )
9508     {
9509         m_colLabelHorizAlign = horiz;
9510     }
9511
9512     if ( vert == wxALIGN_TOP || vert == wxALIGN_CENTRE || vert == wxALIGN_BOTTOM )
9513     {
9514         m_colLabelVertAlign = vert;
9515     }
9516
9517     if ( !GetBatchCount() )
9518     {
9519         m_colLabelWin->Refresh();
9520     }
9521 }
9522
9523 // Note: under MSW, the default column label font must be changed because it
9524 //       does not support vertical printing
9525 //
9526 // Example: wxFont font(9, wxSWISS, wxNORMAL, wxBOLD);
9527 //                      pGrid->SetLabelFont(font);
9528 //                      pGrid->SetColLabelTextOrientation(wxVERTICAL);
9529 //
9530 void wxGrid::SetColLabelTextOrientation( int textOrientation )
9531 {
9532     if ( textOrientation == wxHORIZONTAL || textOrientation == wxVERTICAL )
9533         m_colLabelTextOrientation = textOrientation;
9534
9535     if ( !GetBatchCount() )
9536         m_colLabelWin->Refresh();
9537 }
9538
9539 void wxGrid::SetRowLabelValue( int row, const wxString& s )
9540 {
9541     if ( m_table )
9542     {
9543         m_table->SetRowLabelValue( row, s );
9544         if ( !GetBatchCount() )
9545         {
9546             wxRect rect = CellToRect( row, 0 );
9547             if ( rect.height > 0 )
9548             {
9549                 CalcScrolledPosition(0, rect.y, &rect.x, &rect.y);
9550                 rect.x = 0;
9551                 rect.width = m_rowLabelWidth;
9552                 m_rowLabelWin->Refresh( true, &rect );
9553             }
9554         }
9555     }
9556 }
9557
9558 void wxGrid::SetColLabelValue( int col, const wxString& s )
9559 {
9560     if ( m_table )
9561     {
9562         m_table->SetColLabelValue( col, s );
9563         if ( !GetBatchCount() )
9564         {
9565             wxRect rect = CellToRect( 0, col );
9566             if ( rect.width > 0 )
9567             {
9568                 CalcScrolledPosition(rect.x, 0, &rect.x, &rect.y);
9569                 rect.y = 0;
9570                 rect.height = m_colLabelHeight;
9571                 m_colLabelWin->Refresh( true, &rect );
9572             }
9573         }
9574     }
9575 }
9576
9577 void wxGrid::SetGridLineColour( const wxColour& colour )
9578 {
9579     if ( m_gridLineColour != colour )
9580     {
9581         m_gridLineColour = colour;
9582
9583         wxClientDC dc( m_gridWin );
9584         PrepareDC( dc );
9585         DrawAllGridLines( dc, wxRegion() );
9586     }
9587 }
9588
9589 void wxGrid::SetCellHighlightColour( const wxColour& colour )
9590 {
9591     if ( m_cellHighlightColour != colour )
9592     {
9593         m_cellHighlightColour = colour;
9594
9595         wxClientDC dc( m_gridWin );
9596         PrepareDC( dc );
9597         wxGridCellAttr* attr = GetCellAttr(m_currentCellCoords);
9598         DrawCellHighlight(dc, attr);
9599         attr->DecRef();
9600     }
9601 }
9602
9603 void wxGrid::SetCellHighlightPenWidth(int width)
9604 {
9605     if (m_cellHighlightPenWidth != width)
9606     {
9607         m_cellHighlightPenWidth = width;
9608
9609         // Just redrawing the cell highlight is not enough since that won't
9610         // make any visible change if the the thickness is getting smaller.
9611         int row = m_currentCellCoords.GetRow();
9612         int col = m_currentCellCoords.GetCol();
9613         if ( GetColWidth(col) <= 0 || GetRowHeight(row) <= 0 )
9614             return;
9615
9616         wxRect rect = CellToRect(row, col);
9617         m_gridWin->Refresh(true, &rect);
9618     }
9619 }
9620
9621 void wxGrid::SetCellHighlightROPenWidth(int width)
9622 {
9623     if (m_cellHighlightROPenWidth != width)
9624     {
9625         m_cellHighlightROPenWidth = width;
9626
9627         // Just redrawing the cell highlight is not enough since that won't
9628         // make any visible change if the the thickness is getting smaller.
9629         int row = m_currentCellCoords.GetRow();
9630         int col = m_currentCellCoords.GetCol();
9631         if ( GetColWidth(col) <= 0 || GetRowHeight(row) <= 0 )
9632             return;
9633
9634         wxRect rect = CellToRect(row, col);
9635         m_gridWin->Refresh(true, &rect);
9636     }
9637 }
9638
9639 void wxGrid::EnableGridLines( bool enable )
9640 {
9641     if ( enable != m_gridLinesEnabled )
9642     {
9643         m_gridLinesEnabled = enable;
9644
9645         if ( !GetBatchCount() )
9646         {
9647             if ( enable )
9648             {
9649                 wxClientDC dc( m_gridWin );
9650                 PrepareDC( dc );
9651                 DrawAllGridLines( dc, wxRegion() );
9652             }
9653             else
9654             {
9655                 m_gridWin->Refresh();
9656             }
9657         }
9658     }
9659 }
9660
9661 int wxGrid::GetDefaultRowSize() const
9662 {
9663     return m_defaultRowHeight;
9664 }
9665
9666 int wxGrid::GetRowSize( int row ) const
9667 {
9668     wxCHECK_MSG( row >= 0 && row < m_numRows, 0, _T("invalid row index") );
9669
9670     return GetRowHeight(row);
9671 }
9672
9673 int wxGrid::GetDefaultColSize() const
9674 {
9675     return m_defaultColWidth;
9676 }
9677
9678 int wxGrid::GetColSize( int col ) const
9679 {
9680     wxCHECK_MSG( col >= 0 && col < m_numCols, 0, _T("invalid column index") );
9681
9682     return GetColWidth(col);
9683 }
9684
9685 // ============================================================================
9686 // access to the grid attributes: each of them has a default value in the grid
9687 // itself and may be overidden on a per-cell basis
9688 // ============================================================================
9689
9690 // ----------------------------------------------------------------------------
9691 // setting default attributes
9692 // ----------------------------------------------------------------------------
9693
9694 void wxGrid::SetDefaultCellBackgroundColour( const wxColour& col )
9695 {
9696     m_defaultCellAttr->SetBackgroundColour(col);
9697 #ifdef __WXGTK__
9698     m_gridWin->SetBackgroundColour(col);
9699 #endif
9700 }
9701
9702 void wxGrid::SetDefaultCellTextColour( const wxColour& col )
9703 {
9704     m_defaultCellAttr->SetTextColour(col);
9705 }
9706
9707 void wxGrid::SetDefaultCellAlignment( int horiz, int vert )
9708 {
9709     m_defaultCellAttr->SetAlignment(horiz, vert);
9710 }
9711
9712 void wxGrid::SetDefaultCellOverflow( bool allow )
9713 {
9714     m_defaultCellAttr->SetOverflow(allow);
9715 }
9716
9717 void wxGrid::SetDefaultCellFont( const wxFont& font )
9718 {
9719     m_defaultCellAttr->SetFont(font);
9720 }
9721
9722 // For editors and renderers the type registry takes precedence over the
9723 // default attr, so we need to register the new editor/renderer for the string
9724 // data type in order to make setting a default editor/renderer appear to
9725 // work correctly.
9726
9727 void wxGrid::SetDefaultRenderer(wxGridCellRenderer *renderer)
9728 {
9729     RegisterDataType(wxGRID_VALUE_STRING,
9730                      renderer,
9731                      GetDefaultEditorForType(wxGRID_VALUE_STRING));
9732 }
9733
9734 void wxGrid::SetDefaultEditor(wxGridCellEditor *editor)
9735 {
9736     RegisterDataType(wxGRID_VALUE_STRING,
9737                      GetDefaultRendererForType(wxGRID_VALUE_STRING),
9738                      editor);
9739 }
9740
9741 // ----------------------------------------------------------------------------
9742 // access to the default attributes
9743 // ----------------------------------------------------------------------------
9744
9745 wxColour wxGrid::GetDefaultCellBackgroundColour() const
9746 {
9747     return m_defaultCellAttr->GetBackgroundColour();
9748 }
9749
9750 wxColour wxGrid::GetDefaultCellTextColour() const
9751 {
9752     return m_defaultCellAttr->GetTextColour();
9753 }
9754
9755 wxFont wxGrid::GetDefaultCellFont() const
9756 {
9757     return m_defaultCellAttr->GetFont();
9758 }
9759
9760 void wxGrid::GetDefaultCellAlignment( int *horiz, int *vert ) const
9761 {
9762     m_defaultCellAttr->GetAlignment(horiz, vert);
9763 }
9764
9765 bool wxGrid::GetDefaultCellOverflow() const
9766 {
9767     return m_defaultCellAttr->GetOverflow();
9768 }
9769
9770 wxGridCellRenderer *wxGrid::GetDefaultRenderer() const
9771 {
9772     return m_defaultCellAttr->GetRenderer(NULL, 0, 0);
9773 }
9774
9775 wxGridCellEditor *wxGrid::GetDefaultEditor() const
9776 {
9777     return m_defaultCellAttr->GetEditor(NULL, 0, 0);
9778 }
9779
9780 // ----------------------------------------------------------------------------
9781 // access to cell attributes
9782 // ----------------------------------------------------------------------------
9783
9784 wxColour wxGrid::GetCellBackgroundColour(int row, int col) const
9785 {
9786     wxGridCellAttr *attr = GetCellAttr(row, col);
9787     wxColour colour = attr->GetBackgroundColour();
9788     attr->DecRef();
9789
9790     return colour;
9791 }
9792
9793 wxColour wxGrid::GetCellTextColour( int row, int col ) const
9794 {
9795     wxGridCellAttr *attr = GetCellAttr(row, col);
9796     wxColour colour = attr->GetTextColour();
9797     attr->DecRef();
9798
9799     return colour;
9800 }
9801
9802 wxFont wxGrid::GetCellFont( int row, int col ) const
9803 {
9804     wxGridCellAttr *attr = GetCellAttr(row, col);
9805     wxFont font = attr->GetFont();
9806     attr->DecRef();
9807
9808     return font;
9809 }
9810
9811 void wxGrid::GetCellAlignment( int row, int col, int *horiz, int *vert ) const
9812 {
9813     wxGridCellAttr *attr = GetCellAttr(row, col);
9814     attr->GetAlignment(horiz, vert);
9815     attr->DecRef();
9816 }
9817
9818 bool wxGrid::GetCellOverflow( int row, int col ) const
9819 {
9820     wxGridCellAttr *attr = GetCellAttr(row, col);
9821     bool allow = attr->GetOverflow();
9822     attr->DecRef();
9823
9824     return allow;
9825 }
9826
9827 void wxGrid::GetCellSize( int row, int col, int *num_rows, int *num_cols ) const
9828 {
9829     wxGridCellAttr *attr = GetCellAttr(row, col);
9830     attr->GetSize( num_rows, num_cols );
9831     attr->DecRef();
9832 }
9833
9834 wxGridCellRenderer* wxGrid::GetCellRenderer(int row, int col) const
9835 {
9836     wxGridCellAttr* attr = GetCellAttr(row, col);
9837     wxGridCellRenderer* renderer = attr->GetRenderer(this, row, col);
9838     attr->DecRef();
9839
9840     return renderer;
9841 }
9842
9843 wxGridCellEditor* wxGrid::GetCellEditor(int row, int col) const
9844 {
9845     wxGridCellAttr* attr = GetCellAttr(row, col);
9846     wxGridCellEditor* editor = attr->GetEditor(this, row, col);
9847     attr->DecRef();
9848
9849     return editor;
9850 }
9851
9852 bool wxGrid::IsReadOnly(int row, int col) const
9853 {
9854     wxGridCellAttr* attr = GetCellAttr(row, col);
9855     bool isReadOnly = attr->IsReadOnly();
9856     attr->DecRef();
9857
9858     return isReadOnly;
9859 }
9860
9861 // ----------------------------------------------------------------------------
9862 // attribute support: cache, automatic provider creation, ...
9863 // ----------------------------------------------------------------------------
9864
9865 bool wxGrid::CanHaveAttributes() const
9866 {
9867     if ( !m_table )
9868     {
9869         return false;
9870     }
9871
9872     return m_table->CanHaveAttributes();
9873 }
9874
9875 void wxGrid::ClearAttrCache()
9876 {
9877     if ( m_attrCache.row != -1 )
9878     {
9879         wxSafeDecRef(m_attrCache.attr);
9880         m_attrCache.attr = NULL;
9881         m_attrCache.row = -1;
9882     }
9883 }
9884
9885 void wxGrid::CacheAttr(int row, int col, wxGridCellAttr *attr) const
9886 {
9887     if ( attr != NULL )
9888     {
9889         wxGrid *self = (wxGrid *)this;  // const_cast
9890
9891         self->ClearAttrCache();
9892         self->m_attrCache.row = row;
9893         self->m_attrCache.col = col;
9894         self->m_attrCache.attr = attr;
9895         wxSafeIncRef(attr);
9896     }
9897 }
9898
9899 bool wxGrid::LookupAttr(int row, int col, wxGridCellAttr **attr) const
9900 {
9901     if ( row == m_attrCache.row && col == m_attrCache.col )
9902     {
9903         *attr = m_attrCache.attr;
9904         wxSafeIncRef(m_attrCache.attr);
9905
9906 #ifdef DEBUG_ATTR_CACHE
9907         gs_nAttrCacheHits++;
9908 #endif
9909
9910         return true;
9911     }
9912     else
9913     {
9914 #ifdef DEBUG_ATTR_CACHE
9915         gs_nAttrCacheMisses++;
9916 #endif
9917
9918         return false;
9919     }
9920 }
9921
9922 wxGridCellAttr *wxGrid::GetCellAttr(int row, int col) const
9923 {
9924     wxGridCellAttr *attr = NULL;
9925     // Additional test to avoid looking at the cache e.g. for
9926     // wxNoCellCoords, as this will confuse memory management.
9927     if ( row >= 0 )
9928     {
9929         if ( !LookupAttr(row, col, &attr) )
9930         {
9931             attr = m_table ? m_table->GetAttr(row, col, wxGridCellAttr::Any)
9932                            : (wxGridCellAttr *)NULL;
9933             CacheAttr(row, col, attr);
9934         }
9935     }
9936
9937     if (attr)
9938     {
9939         attr->SetDefAttr(m_defaultCellAttr);
9940     }
9941     else
9942     {
9943         attr = m_defaultCellAttr;
9944         attr->IncRef();
9945     }
9946
9947     return attr;
9948 }
9949
9950 wxGridCellAttr *wxGrid::GetOrCreateCellAttr(int row, int col) const
9951 {
9952     wxGridCellAttr *attr = (wxGridCellAttr *)NULL;
9953     bool canHave = ((wxGrid*)this)->CanHaveAttributes();
9954
9955     wxCHECK_MSG( canHave, attr, _T("Cell attributes not allowed"));
9956     wxCHECK_MSG( m_table, attr, _T("must have a table") );
9957
9958     attr = m_table->GetAttr(row, col, wxGridCellAttr::Cell);
9959     if ( !attr )
9960     {
9961         attr = new wxGridCellAttr(m_defaultCellAttr);
9962
9963         // artificially inc the ref count to match DecRef() in caller
9964         attr->IncRef();
9965         m_table->SetAttr(attr, row, col);
9966     }
9967
9968     return attr;
9969 }
9970
9971 // ----------------------------------------------------------------------------
9972 // setting column attributes (wrappers around SetColAttr)
9973 // ----------------------------------------------------------------------------
9974
9975 void wxGrid::SetColFormatBool(int col)
9976 {
9977     SetColFormatCustom(col, wxGRID_VALUE_BOOL);
9978 }
9979
9980 void wxGrid::SetColFormatNumber(int col)
9981 {
9982     SetColFormatCustom(col, wxGRID_VALUE_NUMBER);
9983 }
9984
9985 void wxGrid::SetColFormatFloat(int col, int width, int precision)
9986 {
9987     wxString typeName = wxGRID_VALUE_FLOAT;
9988     if ( (width != -1) || (precision != -1) )
9989     {
9990         typeName << _T(':') << width << _T(',') << precision;
9991     }
9992
9993     SetColFormatCustom(col, typeName);
9994 }
9995
9996 void wxGrid::SetColFormatCustom(int col, const wxString& typeName)
9997 {
9998     wxGridCellAttr *attr = m_table->GetAttr(-1, col, wxGridCellAttr::Col );
9999     if (!attr)
10000         attr = new wxGridCellAttr;
10001     wxGridCellRenderer *renderer = GetDefaultRendererForType(typeName);
10002     attr->SetRenderer(renderer);
10003
10004     SetColAttr(col, attr);
10005
10006 }
10007
10008 // ----------------------------------------------------------------------------
10009 // setting cell attributes: this is forwarded to the table
10010 // ----------------------------------------------------------------------------
10011
10012 void wxGrid::SetAttr(int row, int col, wxGridCellAttr *attr)
10013 {
10014     if ( CanHaveAttributes() )
10015     {
10016         m_table->SetAttr(attr, row, col);
10017         ClearAttrCache();
10018     }
10019     else
10020     {
10021         wxSafeDecRef(attr);
10022     }
10023 }
10024
10025 void wxGrid::SetRowAttr(int row, wxGridCellAttr *attr)
10026 {
10027     if ( CanHaveAttributes() )
10028     {
10029         m_table->SetRowAttr(attr, row);
10030         ClearAttrCache();
10031     }
10032     else
10033     {
10034         wxSafeDecRef(attr);
10035     }
10036 }
10037
10038 void wxGrid::SetColAttr(int col, wxGridCellAttr *attr)
10039 {
10040     if ( CanHaveAttributes() )
10041     {
10042         m_table->SetColAttr(attr, col);
10043         ClearAttrCache();
10044     }
10045     else
10046     {
10047         wxSafeDecRef(attr);
10048     }
10049 }
10050
10051 void wxGrid::SetCellBackgroundColour( int row, int col, const wxColour& colour )
10052 {
10053     if ( CanHaveAttributes() )
10054     {
10055         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
10056         attr->SetBackgroundColour(colour);
10057         attr->DecRef();
10058     }
10059 }
10060
10061 void wxGrid::SetCellTextColour( int row, int col, const wxColour& colour )
10062 {
10063     if ( CanHaveAttributes() )
10064     {
10065         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
10066         attr->SetTextColour(colour);
10067         attr->DecRef();
10068     }
10069 }
10070
10071 void wxGrid::SetCellFont( int row, int col, const wxFont& font )
10072 {
10073     if ( CanHaveAttributes() )
10074     {
10075         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
10076         attr->SetFont(font);
10077         attr->DecRef();
10078     }
10079 }
10080
10081 void wxGrid::SetCellAlignment( int row, int col, int horiz, int vert )
10082 {
10083     if ( CanHaveAttributes() )
10084     {
10085         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
10086         attr->SetAlignment(horiz, vert);
10087         attr->DecRef();
10088     }
10089 }
10090
10091 void wxGrid::SetCellOverflow( int row, int col, bool allow )
10092 {
10093     if ( CanHaveAttributes() )
10094     {
10095         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
10096         attr->SetOverflow(allow);
10097         attr->DecRef();
10098     }
10099 }
10100
10101 void wxGrid::SetCellSize( int row, int col, int num_rows, int num_cols )
10102 {
10103     if ( CanHaveAttributes() )
10104     {
10105         int cell_rows, cell_cols;
10106
10107         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
10108         attr->GetSize(&cell_rows, &cell_cols);
10109         attr->SetSize(num_rows, num_cols);
10110         attr->DecRef();
10111
10112         // Cannot set the size of a cell to 0 or negative values
10113         // While it is perfectly legal to do that, this function cannot
10114         // handle all the possibilies, do it by hand by getting the CellAttr.
10115         // You can only set the size of a cell to 1,1 or greater with this fn
10116         wxASSERT_MSG( !((cell_rows < 1) || (cell_cols < 1)),
10117                       wxT("wxGrid::SetCellSize setting cell size that is already part of another cell"));
10118         wxASSERT_MSG( !((num_rows < 1) || (num_cols < 1)),
10119                       wxT("wxGrid::SetCellSize setting cell size to < 1"));
10120
10121         // if this was already a multicell then "turn off" the other cells first
10122         if ((cell_rows > 1) || (cell_rows > 1))
10123         {
10124             int i, j;
10125             for (j=row; j < row + cell_rows; j++)
10126             {
10127                 for (i=col; i < col + cell_cols; i++)
10128                 {
10129                     if ((i != col) || (j != row))
10130                     {
10131                         wxGridCellAttr *attr_stub = GetOrCreateCellAttr(j, i);
10132                         attr_stub->SetSize( 1, 1 );
10133                         attr_stub->DecRef();
10134                     }
10135                 }
10136             }
10137         }
10138
10139         // mark the cells that will be covered by this cell to
10140         // negative or zero values to point back at this cell
10141         if (((num_rows > 1) || (num_cols > 1)) && (num_rows >= 1) && (num_cols >= 1))
10142         {
10143             int i, j;
10144             for (j=row; j < row + num_rows; j++)
10145             {
10146                 for (i=col; i < col + num_cols; i++)
10147                 {
10148                     if ((i != col) || (j != row))
10149                     {
10150                         wxGridCellAttr *attr_stub = GetOrCreateCellAttr(j, i);
10151                         attr_stub->SetSize( row - j, col - i );
10152                         attr_stub->DecRef();
10153                     }
10154                 }
10155             }
10156         }
10157     }
10158 }
10159
10160 void wxGrid::SetCellRenderer(int row, int col, wxGridCellRenderer *renderer)
10161 {
10162     if ( CanHaveAttributes() )
10163     {
10164         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
10165         attr->SetRenderer(renderer);
10166         attr->DecRef();
10167     }
10168 }
10169
10170 void wxGrid::SetCellEditor(int row, int col, wxGridCellEditor* editor)
10171 {
10172     if ( CanHaveAttributes() )
10173     {
10174         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
10175         attr->SetEditor(editor);
10176         attr->DecRef();
10177     }
10178 }
10179
10180 void wxGrid::SetReadOnly(int row, int col, bool isReadOnly)
10181 {
10182     if ( CanHaveAttributes() )
10183     {
10184         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
10185         attr->SetReadOnly(isReadOnly);
10186         attr->DecRef();
10187     }
10188 }
10189
10190 // ----------------------------------------------------------------------------
10191 // Data type registration
10192 // ----------------------------------------------------------------------------
10193
10194 void wxGrid::RegisterDataType(const wxString& typeName,
10195                               wxGridCellRenderer* renderer,
10196                               wxGridCellEditor* editor)
10197 {
10198     m_typeRegistry->RegisterDataType(typeName, renderer, editor);
10199 }
10200
10201
10202 wxGridCellEditor * wxGrid::GetDefaultEditorForCell(int row, int col) const
10203 {
10204     wxString typeName = m_table->GetTypeName(row, col);
10205     return GetDefaultEditorForType(typeName);
10206 }
10207
10208 wxGridCellRenderer * wxGrid::GetDefaultRendererForCell(int row, int col) const
10209 {
10210     wxString typeName = m_table->GetTypeName(row, col);
10211     return GetDefaultRendererForType(typeName);
10212 }
10213
10214 wxGridCellEditor * wxGrid::GetDefaultEditorForType(const wxString& typeName) const
10215 {
10216     int index = m_typeRegistry->FindOrCloneDataType(typeName);
10217     if ( index == wxNOT_FOUND )
10218     {
10219         wxString errStr;
10220
10221         errStr.Printf(wxT("Unknown data type name [%s]"), typeName.c_str());
10222         wxFAIL_MSG(errStr.c_str());
10223
10224         return NULL;
10225     }
10226
10227     return m_typeRegistry->GetEditor(index);
10228 }
10229
10230 wxGridCellRenderer * wxGrid::GetDefaultRendererForType(const wxString& typeName) const
10231 {
10232     int index = m_typeRegistry->FindOrCloneDataType(typeName);
10233     if ( index == wxNOT_FOUND )
10234     {
10235         wxString errStr;
10236
10237         errStr.Printf(wxT("Unknown data type name [%s]"), typeName.c_str());
10238         wxFAIL_MSG(errStr.c_str());
10239
10240         return NULL;
10241     }
10242
10243     return m_typeRegistry->GetRenderer(index);
10244 }
10245
10246 // ----------------------------------------------------------------------------
10247 // row/col size
10248 // ----------------------------------------------------------------------------
10249
10250 void wxGrid::EnableDragRowSize( bool enable )
10251 {
10252     m_canDragRowSize = enable;
10253 }
10254
10255 void wxGrid::EnableDragColSize( bool enable )
10256 {
10257     m_canDragColSize = enable;
10258 }
10259
10260 void wxGrid::EnableDragGridSize( bool enable )
10261 {
10262     m_canDragGridSize = enable;
10263 }
10264
10265 void wxGrid::EnableDragCell( bool enable )
10266 {
10267     m_canDragCell = enable;
10268 }
10269
10270 void wxGrid::SetDefaultRowSize( int height, bool resizeExistingRows )
10271 {
10272     m_defaultRowHeight = wxMax( height, m_minAcceptableRowHeight );
10273
10274     if ( resizeExistingRows )
10275     {
10276         // since we are resizing all rows to the default row size,
10277         // we can simply clear the row heights and row bottoms
10278         // arrays (which also allows us to take advantage of
10279         // some speed optimisations)
10280         m_rowHeights.Empty();
10281         m_rowBottoms.Empty();
10282         if ( !GetBatchCount() )
10283             CalcDimensions();
10284     }
10285 }
10286
10287 void wxGrid::SetRowSize( int row, int height )
10288 {
10289     wxCHECK_RET( row >= 0 && row < m_numRows, _T("invalid row index") );
10290
10291     // See comment in SetColSize
10292     if ( height < GetRowMinimalAcceptableHeight())
10293         return;
10294
10295     if ( m_rowHeights.IsEmpty() )
10296     {
10297         // need to really create the array
10298         InitRowHeights();
10299     }
10300
10301     int h = wxMax( 0, height );
10302     int diff = h - m_rowHeights[row];
10303
10304     m_rowHeights[row] = h;
10305     for ( int i = row; i < m_numRows; i++ )
10306     {
10307         m_rowBottoms[i] += diff;
10308     }
10309
10310     if ( !GetBatchCount() )
10311         CalcDimensions();
10312 }
10313
10314 void wxGrid::SetDefaultColSize( int width, bool resizeExistingCols )
10315 {
10316     // we dont allow zero default column width
10317     m_defaultColWidth = wxMax( wxMax( width, m_minAcceptableColWidth ), 1 );
10318
10319     if ( resizeExistingCols )
10320     {
10321         // since we are resizing all columns to the default column size,
10322         // we can simply clear the col widths and col rights
10323         // arrays (which also allows us to take advantage of
10324         // some speed optimisations)
10325         m_colWidths.Empty();
10326         m_colRights.Empty();
10327         if ( !GetBatchCount() )
10328             CalcDimensions();
10329     }
10330 }
10331
10332 void wxGrid::SetColSize( int col, int width )
10333 {
10334     wxCHECK_RET( col >= 0 && col < m_numCols, _T("invalid column index") );
10335
10336     // should we check that it's bigger than GetColMinimalWidth(col) here?
10337     //                                                                 (VZ)
10338     // No, because it is reasonable to assume the library user know's
10339     // what he is doing. However we should test against the weaker
10340     // constraint of minimalAcceptableWidth, as this breaks rendering
10341     //
10342     // This test then fixes sf.net bug #645734
10343
10344     if ( width < GetColMinimalAcceptableWidth() )
10345         return;
10346
10347     if ( m_colWidths.IsEmpty() )
10348     {
10349         // need to really create the array
10350         InitColWidths();
10351     }
10352
10353     // if < 0 then calculate new width from label
10354     if ( width < 0 )
10355     {
10356         long w, h;
10357         wxArrayString lines;
10358         wxClientDC dc(m_colLabelWin);
10359         dc.SetFont(GetLabelFont());
10360         StringToLines(GetColLabelValue(col), lines);
10361         GetTextBoxSize(dc, lines, &w, &h);
10362         width = w + 6;
10363     }
10364
10365     int w = wxMax( 0, width );
10366     int diff = w - m_colWidths[col];
10367     m_colWidths[col] = w;
10368
10369     for ( int colPos = GetColPos(col); colPos < m_numCols; colPos++ )
10370     {
10371         m_colRights[GetColAt(colPos)] += diff;
10372     }
10373
10374     if ( !GetBatchCount() )
10375         CalcDimensions();
10376 }
10377
10378 void wxGrid::SetColMinimalWidth( int col, int width )
10379 {
10380     if (width > GetColMinimalAcceptableWidth())
10381     {
10382         wxLongToLongHashMap::key_type key = (wxLongToLongHashMap::key_type)col;
10383         m_colMinWidths[key] = width;
10384     }
10385 }
10386
10387 void wxGrid::SetRowMinimalHeight( int row, int width )
10388 {
10389     if (width > GetRowMinimalAcceptableHeight())
10390     {
10391         wxLongToLongHashMap::key_type key = (wxLongToLongHashMap::key_type)row;
10392         m_rowMinHeights[key] = width;
10393     }
10394 }
10395
10396 int wxGrid::GetColMinimalWidth(int col) const
10397 {
10398     wxLongToLongHashMap::key_type key = (wxLongToLongHashMap::key_type)col;
10399     wxLongToLongHashMap::const_iterator it = m_colMinWidths.find(key);
10400
10401     return it != m_colMinWidths.end() ? (int)it->second : m_minAcceptableColWidth;
10402 }
10403
10404 int wxGrid::GetRowMinimalHeight(int row) const
10405 {
10406     wxLongToLongHashMap::key_type key = (wxLongToLongHashMap::key_type)row;
10407     wxLongToLongHashMap::const_iterator it = m_rowMinHeights.find(key);
10408
10409     return it != m_rowMinHeights.end() ? (int)it->second : m_minAcceptableRowHeight;
10410 }
10411
10412 void wxGrid::SetColMinimalAcceptableWidth( int width )
10413 {
10414     // We do allow a width of 0 since this gives us
10415     // an easy way to temporarily hiding columns.
10416     if ( width >= 0 )
10417         m_minAcceptableColWidth = width;
10418 }
10419
10420 void wxGrid::SetRowMinimalAcceptableHeight( int height )
10421 {
10422     // We do allow a height of 0 since this gives us
10423     // an easy way to temporarily hiding rows.
10424     if ( height >= 0 )
10425         m_minAcceptableRowHeight = height;
10426 }
10427
10428 int  wxGrid::GetColMinimalAcceptableWidth() const
10429 {
10430     return m_minAcceptableColWidth;
10431 }
10432
10433 int  wxGrid::GetRowMinimalAcceptableHeight() const
10434 {
10435     return m_minAcceptableRowHeight;
10436 }
10437
10438 // ----------------------------------------------------------------------------
10439 // auto sizing
10440 // ----------------------------------------------------------------------------
10441
10442 void wxGrid::AutoSizeColOrRow( int colOrRow, bool setAsMin, bool column )
10443 {
10444     wxClientDC dc(m_gridWin);
10445
10446     // cancel editing of cell
10447     HideCellEditControl();
10448     SaveEditControlValue();
10449
10450     // init both of them to avoid compiler warnings, even if we only need one
10451     int row = -1,
10452         col = -1;
10453     if ( column )
10454         col = colOrRow;
10455     else
10456         row = colOrRow;
10457
10458     wxCoord extent, extentMax = 0;
10459     int max = column ? m_numRows : m_numCols;
10460     for ( int rowOrCol = 0; rowOrCol < max; rowOrCol++ )
10461     {
10462         if ( column )
10463             row = rowOrCol;
10464         else
10465             col = rowOrCol;
10466
10467         wxGridCellAttr *attr = GetCellAttr(row, col);
10468         wxGridCellRenderer *renderer = attr->GetRenderer(this, row, col);
10469         if ( renderer )
10470         {
10471             wxSize size = renderer->GetBestSize(*this, *attr, dc, row, col);
10472             extent = column ? size.x : size.y;
10473             if ( extent > extentMax )
10474                 extentMax = extent;
10475
10476             renderer->DecRef();
10477         }
10478
10479         attr->DecRef();
10480     }
10481
10482     // now also compare with the column label extent
10483     wxCoord w, h;
10484     dc.SetFont( GetLabelFont() );
10485
10486     if ( column )
10487     {
10488         dc.GetMultiLineTextExtent( GetColLabelValue(col), &w, &h );
10489         if ( GetColLabelTextOrientation() == wxVERTICAL )
10490             w = h;
10491     }
10492     else
10493         dc.GetMultiLineTextExtent( GetRowLabelValue(row), &w, &h );
10494
10495     extent = column ? w : h;
10496     if ( extent > extentMax )
10497         extentMax = extent;
10498
10499     if ( !extentMax )
10500     {
10501         // empty column - give default extent (notice that if extentMax is less
10502         // than default extent but != 0, it's OK)
10503         extentMax = column ? m_defaultColWidth : m_defaultRowHeight;
10504     }
10505     else
10506     {
10507         if ( column )
10508             // leave some space around text
10509             extentMax += 10;
10510         else
10511             extentMax += 6;
10512     }
10513
10514     if ( column )
10515     {
10516         SetColSize( col, extentMax );
10517         if ( !GetBatchCount() )
10518         {
10519             int cw, ch, dummy;
10520             m_gridWin->GetClientSize( &cw, &ch );
10521             wxRect rect ( CellToRect( 0, col ) );
10522             rect.y = 0;
10523             CalcScrolledPosition(rect.x, 0, &rect.x, &dummy);
10524             rect.width = cw - rect.x;
10525             rect.height = m_colLabelHeight;
10526             m_colLabelWin->Refresh( true, &rect );
10527         }
10528     }
10529     else
10530     {
10531         SetRowSize(row, extentMax);
10532         if ( !GetBatchCount() )
10533         {
10534             int cw, ch, dummy;
10535             m_gridWin->GetClientSize( &cw, &ch );
10536             wxRect rect( CellToRect( row, 0 ) );
10537             rect.x = 0;
10538             CalcScrolledPosition(0, rect.y, &dummy, &rect.y);
10539             rect.width = m_rowLabelWidth;
10540             rect.height = ch - rect.y;
10541             m_rowLabelWin->Refresh( true, &rect );
10542         }
10543     }
10544
10545     if ( setAsMin )
10546     {
10547         if ( column )
10548             SetColMinimalWidth(col, extentMax);
10549         else
10550             SetRowMinimalHeight(row, extentMax);
10551     }
10552 }
10553
10554 int wxGrid::SetOrCalcColumnSizes(bool calcOnly, bool setAsMin)
10555 {
10556     int width = m_rowLabelWidth;
10557
10558     if ( !calcOnly )
10559         BeginBatch();
10560
10561     for ( int col = 0; col < m_numCols; col++ )
10562     {
10563         if ( !calcOnly )
10564             AutoSizeColumn(col, setAsMin);
10565
10566         width += GetColWidth(col);
10567     }
10568
10569     if ( !calcOnly )
10570         EndBatch();
10571
10572     return width;
10573 }
10574
10575 int wxGrid::SetOrCalcRowSizes(bool calcOnly, bool setAsMin)
10576 {
10577     int height = m_colLabelHeight;
10578
10579     if ( !calcOnly )
10580         BeginBatch();
10581
10582     for ( int row = 0; row < m_numRows; row++ )
10583     {
10584         if ( !calcOnly )
10585             AutoSizeRow(row, setAsMin);
10586
10587         height += GetRowHeight(row);
10588     }
10589
10590     if ( !calcOnly )
10591         EndBatch();
10592
10593     return height;
10594 }
10595
10596 void wxGrid::AutoSize()
10597 {
10598     BeginBatch();
10599
10600     // we need to round up the size of the scrollable area to a multiple of
10601     // scroll step to ensure that we don't get the scrollbars when we're sized
10602     // exactly to fit our contents
10603     wxSize size(SetOrCalcColumnSizes(false) - m_rowLabelWidth + m_extraWidth,
10604                 SetOrCalcRowSizes(false) - m_colLabelHeight + m_extraHeight);
10605     wxSize sizeFit(GetScrollX(size.x) * GetScrollLineX(),
10606                    GetScrollY(size.y) * GetScrollLineY());
10607
10608     // distribute the extra space between the columns/rows to avoid having
10609     // extra white space
10610     wxCoord diff = sizeFit.x - size.x;
10611     if ( diff && m_numCols )
10612     {
10613         // try to resize the columns uniformly
10614         wxCoord diffPerCol = diff / m_numCols;
10615         if ( diffPerCol )
10616         {
10617             for ( int col = 0; col < m_numCols; col++ )
10618             {
10619                 SetColSize(col, GetColWidth(col) + diffPerCol);
10620             }
10621         }
10622
10623         // add remaining amount to the last columns
10624         diff -= diffPerCol * m_numCols;
10625         if ( diff )
10626         {
10627             for ( int col = m_numCols - 1; col >= m_numCols - diff; col-- )
10628             {
10629                 SetColSize(col, GetColWidth(col) + 1);
10630             }
10631         }
10632     }
10633
10634     // same for rows
10635     diff = sizeFit.y - size.y;
10636     if ( diff && m_numRows )
10637     {
10638         // try to resize the columns uniformly
10639         wxCoord diffPerRow = diff / m_numRows;
10640         if ( diffPerRow )
10641         {
10642             for ( int row = 0; row < m_numRows; row++ )
10643             {
10644                 SetRowSize(row, GetRowHeight(row) + diffPerRow);
10645             }
10646         }
10647
10648         // add remaining amount to the last rows
10649         diff -= diffPerRow * m_numRows;
10650         if ( diff )
10651         {
10652             for ( int row = m_numRows - 1; row >= m_numRows - diff; row-- )
10653             {
10654                 SetRowSize(row, GetRowHeight(row) + 1);
10655             }
10656         }
10657     }
10658
10659     // we know that we're not going to have scrollbars so disable them now to
10660     // avoid trouble in SetClientSize() which can otherwise set the correct
10661     // client size but also leave space for (not needed any more) scrollbars
10662     SetScrollbars(0, 0, 0, 0, 0, 0, true);
10663     SetClientSize(sizeFit.x + m_rowLabelWidth, sizeFit.y + m_colLabelHeight);
10664
10665     EndBatch();
10666 }
10667
10668 void wxGrid::AutoSizeRowLabelSize( int row )
10669 {
10670     wxArrayString lines;
10671     long w, h;
10672
10673     // Hide the edit control, so it
10674     // won't interfere with drag-shrinking.
10675     if ( IsCellEditControlShown() )
10676     {
10677         HideCellEditControl();
10678         SaveEditControlValue();
10679     }
10680
10681     // autosize row height depending on label text
10682     StringToLines( GetRowLabelValue( row ), lines );
10683     wxClientDC dc( m_rowLabelWin );
10684     GetTextBoxSize( dc, lines, &w, &h );
10685     if ( h < m_defaultRowHeight )
10686         h = m_defaultRowHeight;
10687     SetRowSize(row, h);
10688     ForceRefresh();
10689 }
10690
10691 void wxGrid::AutoSizeColLabelSize( int col )
10692 {
10693     wxArrayString lines;
10694     long w, h;
10695
10696     // Hide the edit control, so it
10697     // won't interfere with drag-shrinking.
10698     if ( IsCellEditControlShown() )
10699     {
10700         HideCellEditControl();
10701         SaveEditControlValue();
10702     }
10703
10704     // autosize column width depending on label text
10705     StringToLines( GetColLabelValue( col ), lines );
10706     wxClientDC dc( m_colLabelWin );
10707     if ( GetColLabelTextOrientation() == wxHORIZONTAL )
10708         GetTextBoxSize( dc, lines, &w, &h );
10709     else
10710         GetTextBoxSize( dc, lines, &h, &w );
10711     if ( w < m_defaultColWidth )
10712         w = m_defaultColWidth;
10713     SetColSize(col, w);
10714     ForceRefresh();
10715 }
10716
10717 wxSize wxGrid::DoGetBestSize() const
10718 {
10719     wxGrid *self = (wxGrid *)this;  // const_cast
10720
10721     // we do the same as in AutoSize() here with the exception that we don't
10722     // change the column/row sizes, only calculate them
10723     wxSize size(self->SetOrCalcColumnSizes(true) - m_rowLabelWidth + m_extraWidth,
10724                 self->SetOrCalcRowSizes(true) - m_colLabelHeight + m_extraHeight);
10725     wxSize sizeFit(GetScrollX(size.x) * GetScrollLineX(),
10726                    GetScrollY(size.y) * GetScrollLineY());
10727
10728     // NOTE: This size should be cached, but first we need to add calls to
10729     // InvalidateBestSize everywhere that could change the results of this
10730     // calculation.
10731     // CacheBestSize(size);
10732
10733     return wxSize(sizeFit.x + m_rowLabelWidth, sizeFit.y + m_colLabelHeight)
10734             + GetWindowBorderSize();
10735 }
10736
10737 void wxGrid::Fit()
10738 {
10739     AutoSize();
10740 }
10741
10742 wxPen& wxGrid::GetDividerPen() const
10743 {
10744     return wxNullPen;
10745 }
10746
10747 // ----------------------------------------------------------------------------
10748 // cell value accessor functions
10749 // ----------------------------------------------------------------------------
10750
10751 void wxGrid::SetCellValue( int row, int col, const wxString& s )
10752 {
10753     if ( m_table )
10754     {
10755         m_table->SetValue( row, col, s );
10756         if ( !GetBatchCount() )
10757         {
10758             int dummy;
10759             wxRect rect( CellToRect( row, col ) );
10760             rect.x = 0;
10761             rect.width = m_gridWin->GetClientSize().GetWidth();
10762             CalcScrolledPosition(0, rect.y, &dummy, &rect.y);
10763             m_gridWin->Refresh( false, &rect );
10764         }
10765
10766         if ( m_currentCellCoords.GetRow() == row &&
10767              m_currentCellCoords.GetCol() == col &&
10768              IsCellEditControlShown())
10769              // Note: If we are using IsCellEditControlEnabled,
10770              // this interacts badly with calling SetCellValue from
10771              // an EVT_GRID_CELL_CHANGE handler.
10772         {
10773             HideCellEditControl();
10774             ShowCellEditControl(); // will reread data from table
10775         }
10776     }
10777 }
10778
10779 // ----------------------------------------------------------------------------
10780 // block, row and column selection
10781 // ----------------------------------------------------------------------------
10782
10783 void wxGrid::SelectRow( int row, bool addToSelected )
10784 {
10785     if ( IsSelection() && !addToSelected )
10786         ClearSelection();
10787
10788     if ( m_selection )
10789         m_selection->SelectRow( row, false, addToSelected );
10790 }
10791
10792 void wxGrid::SelectCol( int col, bool addToSelected )
10793 {
10794     if ( IsSelection() && !addToSelected )
10795         ClearSelection();
10796
10797     if ( m_selection )
10798         m_selection->SelectCol( col, false, addToSelected );
10799 }
10800
10801 void wxGrid::SelectBlock( int topRow, int leftCol, int bottomRow, int rightCol,
10802                           bool addToSelected )
10803 {
10804     if ( IsSelection() && !addToSelected )
10805         ClearSelection();
10806
10807     if ( m_selection )
10808         m_selection->SelectBlock( topRow, leftCol, bottomRow, rightCol,
10809                                   false, addToSelected );
10810 }
10811
10812 void wxGrid::SelectAll()
10813 {
10814     if ( m_numRows > 0 && m_numCols > 0 )
10815     {
10816         if ( m_selection )
10817             m_selection->SelectBlock( 0, 0, m_numRows - 1, m_numCols - 1 );
10818     }
10819 }
10820
10821 // ----------------------------------------------------------------------------
10822 // cell, row and col deselection
10823 // ----------------------------------------------------------------------------
10824
10825 void wxGrid::DeselectRow( int row )
10826 {
10827     if ( !m_selection )
10828         return;
10829
10830     if ( m_selection->GetSelectionMode() == wxGrid::wxGridSelectRows )
10831     {
10832         if ( m_selection->IsInSelection(row, 0 ) )
10833             m_selection->ToggleCellSelection(row, 0);
10834     }
10835     else
10836     {
10837         int nCols = GetNumberCols();
10838         for ( int i = 0; i < nCols; i++ )
10839         {
10840             if ( m_selection->IsInSelection(row, i ) )
10841                 m_selection->ToggleCellSelection(row, i);
10842         }
10843     }
10844 }
10845
10846 void wxGrid::DeselectCol( int col )
10847 {
10848     if ( !m_selection )
10849         return;
10850
10851     if ( m_selection->GetSelectionMode() == wxGrid::wxGridSelectColumns )
10852     {
10853         if ( m_selection->IsInSelection(0, col ) )
10854             m_selection->ToggleCellSelection(0, col);
10855     }
10856     else
10857     {
10858         int nRows = GetNumberRows();
10859         for ( int i = 0; i < nRows; i++ )
10860         {
10861             if ( m_selection->IsInSelection(i, col ) )
10862                 m_selection->ToggleCellSelection(i, col);
10863         }
10864     }
10865 }
10866
10867 void wxGrid::DeselectCell( int row, int col )
10868 {
10869     if ( m_selection && m_selection->IsInSelection(row, col) )
10870         m_selection->ToggleCellSelection(row, col);
10871 }
10872
10873 bool wxGrid::IsSelection() const
10874 {
10875     return ( m_selection && (m_selection->IsSelection() ||
10876              ( m_selectingTopLeft != wxGridNoCellCoords &&
10877                m_selectingBottomRight != wxGridNoCellCoords) ) );
10878 }
10879
10880 bool wxGrid::IsInSelection( int row, int col ) const
10881 {
10882     return ( m_selection && (m_selection->IsInSelection( row, col ) ||
10883              ( row >= m_selectingTopLeft.GetRow() &&
10884                col >= m_selectingTopLeft.GetCol() &&
10885                row <= m_selectingBottomRight.GetRow() &&
10886                col <= m_selectingBottomRight.GetCol() )) );
10887 }
10888
10889 wxGridCellCoordsArray wxGrid::GetSelectedCells() const
10890 {
10891     if (!m_selection)
10892     {
10893         wxGridCellCoordsArray a;
10894         return a;
10895     }
10896
10897     return m_selection->m_cellSelection;
10898 }
10899
10900 wxGridCellCoordsArray wxGrid::GetSelectionBlockTopLeft() const
10901 {
10902     if (!m_selection)
10903     {
10904         wxGridCellCoordsArray a;
10905         return a;
10906     }
10907
10908     return m_selection->m_blockSelectionTopLeft;
10909 }
10910
10911 wxGridCellCoordsArray wxGrid::GetSelectionBlockBottomRight() const
10912 {
10913     if (!m_selection)
10914     {
10915         wxGridCellCoordsArray a;
10916         return a;
10917     }
10918
10919     return m_selection->m_blockSelectionBottomRight;
10920 }
10921
10922 wxArrayInt wxGrid::GetSelectedRows() const
10923 {
10924     if (!m_selection)
10925     {
10926         wxArrayInt a;
10927         return a;
10928     }
10929
10930     return m_selection->m_rowSelection;
10931 }
10932
10933 wxArrayInt wxGrid::GetSelectedCols() const
10934 {
10935     if (!m_selection)
10936     {
10937         wxArrayInt a;
10938         return a;
10939     }
10940
10941     return m_selection->m_colSelection;
10942 }
10943
10944 void wxGrid::ClearSelection()
10945 {
10946     m_selectingTopLeft =
10947     m_selectingBottomRight =
10948     m_selectingKeyboard = wxGridNoCellCoords;
10949     if ( m_selection )
10950         m_selection->ClearSelection();
10951 }
10952
10953 // This function returns the rectangle that encloses the given block
10954 // in device coords clipped to the client size of the grid window.
10955 //
10956 wxRect wxGrid::BlockToDeviceRect( const wxGridCellCoords &topLeft,
10957                                   const wxGridCellCoords &bottomRight ) const
10958 {
10959     wxRect rect( wxGridNoCellRect );
10960     wxRect cellRect;
10961
10962     cellRect = CellToRect( topLeft );
10963     if ( cellRect != wxGridNoCellRect )
10964     {
10965         rect = cellRect;
10966     }
10967     else
10968     {
10969         rect = wxRect(0, 0, 0, 0);
10970     }
10971
10972     cellRect = CellToRect( bottomRight );
10973     if ( cellRect != wxGridNoCellRect )
10974     {
10975         rect += cellRect;
10976     }
10977     else
10978     {
10979         return wxGridNoCellRect;
10980     }
10981
10982     int i, j;
10983     int left = rect.GetLeft();
10984     int top = rect.GetTop();
10985     int right = rect.GetRight();
10986     int bottom = rect.GetBottom();
10987
10988     int leftCol = topLeft.GetCol();
10989     int topRow = topLeft.GetRow();
10990     int rightCol = bottomRight.GetCol();
10991     int bottomRow = bottomRight.GetRow();
10992
10993     if (left > right)
10994     {
10995         i = left;
10996         left = right;
10997         right = i;
10998         i = leftCol;
10999         leftCol = rightCol;
11000         rightCol = i;
11001     }
11002
11003     if (top > bottom)
11004     {
11005         i = top;
11006         top = bottom;
11007         bottom = i;
11008         i = topRow;
11009         topRow = bottomRow;
11010         bottomRow = i;
11011     }
11012
11013     for ( j = topRow; j <= bottomRow; j++ )
11014     {
11015         for ( i = leftCol; i <= rightCol; i++ )
11016         {
11017             if ((j == topRow) || (j == bottomRow) || (i == leftCol) || (i == rightCol))
11018             {
11019                 cellRect = CellToRect( j, i );
11020
11021                 if (cellRect.x < left)
11022                     left = cellRect.x;
11023                 if (cellRect.y < top)
11024                     top = cellRect.y;
11025                 if (cellRect.x + cellRect.width > right)
11026                     right = cellRect.x + cellRect.width;
11027                 if (cellRect.y + cellRect.height > bottom)
11028                     bottom = cellRect.y + cellRect.height;
11029             }
11030             else
11031             {
11032                 i = rightCol; // jump over inner cells.
11033             }
11034         }
11035     }
11036
11037     // convert to scrolled coords
11038     //
11039     CalcScrolledPosition( left, top, &left, &top );
11040     CalcScrolledPosition( right, bottom, &right, &bottom );
11041
11042     int cw, ch;
11043     m_gridWin->GetClientSize( &cw, &ch );
11044
11045     if (right < 0 || bottom < 0 || left > cw || top > ch)
11046         return wxRect(0,0,0,0);
11047
11048     rect.SetLeft( wxMax(0, left) );
11049     rect.SetTop( wxMax(0, top) );
11050     rect.SetRight( wxMin(cw, right) );
11051     rect.SetBottom( wxMin(ch, bottom) );
11052
11053     return rect;
11054 }
11055
11056 // ----------------------------------------------------------------------------
11057 // grid event classes
11058 // ----------------------------------------------------------------------------
11059
11060 IMPLEMENT_DYNAMIC_CLASS( wxGridEvent, wxNotifyEvent )
11061
11062 wxGridEvent::wxGridEvent( int id, wxEventType type, wxObject* obj,
11063                           int row, int col, int x, int y, bool sel,
11064                           bool control, bool shift, bool alt, bool meta )
11065         : wxNotifyEvent( type, id )
11066 {
11067     m_row = row;
11068     m_col = col;
11069     m_x = x;
11070     m_y = y;
11071     m_selecting = sel;
11072     m_control = control;
11073     m_shift = shift;
11074     m_alt = alt;
11075     m_meta = meta;
11076
11077     SetEventObject(obj);
11078 }
11079
11080
11081 IMPLEMENT_DYNAMIC_CLASS( wxGridSizeEvent, wxNotifyEvent )
11082
11083 wxGridSizeEvent::wxGridSizeEvent( int id, wxEventType type, wxObject* obj,
11084                                   int rowOrCol, int x, int y,
11085                                   bool control, bool shift, bool alt, bool meta )
11086         : wxNotifyEvent( type, id )
11087 {
11088     m_rowOrCol = rowOrCol;
11089     m_x = x;
11090     m_y = y;
11091     m_control = control;
11092     m_shift = shift;
11093     m_alt = alt;
11094     m_meta = meta;
11095
11096     SetEventObject(obj);
11097 }
11098
11099
11100 IMPLEMENT_DYNAMIC_CLASS( wxGridRangeSelectEvent, wxNotifyEvent )
11101
11102 wxGridRangeSelectEvent::wxGridRangeSelectEvent(int id, wxEventType type, wxObject* obj,
11103                                                const wxGridCellCoords& topLeft,
11104                                                const wxGridCellCoords& bottomRight,
11105                                                bool sel, bool control,
11106                                                bool shift, bool alt, bool meta )
11107         : wxNotifyEvent( type, id )
11108 {
11109     m_topLeft = topLeft;
11110     m_bottomRight = bottomRight;
11111     m_selecting = sel;
11112     m_control = control;
11113     m_shift = shift;
11114     m_alt = alt;
11115     m_meta = meta;
11116
11117     SetEventObject(obj);
11118 }
11119
11120
11121 IMPLEMENT_DYNAMIC_CLASS(wxGridEditorCreatedEvent, wxCommandEvent)
11122
11123 wxGridEditorCreatedEvent::wxGridEditorCreatedEvent(int id, wxEventType type,
11124                                                    wxObject* obj, int row,
11125                                                    int col, wxControl* ctrl)
11126     : wxCommandEvent(type, id)
11127 {
11128     SetEventObject(obj);
11129     m_row = row;
11130     m_col = col;
11131     m_ctrl = ctrl;
11132 }
11133
11134 #endif // wxUSE_GRID