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