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