src/generic/grid.cpp

   1 ///////////////////////////////////////////////////////////////////////////
   2 // Name:        generic/grid.cpp
   3 // Purpose:     wxGrid and related classes
   4 // Author:      Michael Bedward (based on code by Julian Smart, Robin Dunn)
   5 // Modified by:
   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 // ============================================================================
  13 // declarations
  14 // ============================================================================
  15
  16 // ----------------------------------------------------------------------------
  17 // headers
  18 // ----------------------------------------------------------------------------
  19
  20 #ifdef __GNUG__
  21     #pragma implementation "grid.h"
  22 #endif
  23
  24 // For compilers that support precompilatixon, includes "wx/wx.h".
  25 #include "wx/wxprec.h"
  26
  27 #include "wx/defs.h"
  28
  29 #ifdef __BORLANDC__
  30     #pragma hdrstop
  31 #endif
  32
  33 #if !defined(wxUSE_NEW_GRID) || !(wxUSE_NEW_GRID)
  34 #include "gridg.cpp"
  35 #else
  36
  37 #ifndef WX_PRECOMP
  38     #include "wx/utils.h"
  39     #include "wx/dcclient.h"
  40     #include "wx/settings.h"
  41     #include "wx/log.h"
  42     #include "wx/textctrl.h"
  43     #include "wx/checkbox.h"
  44     #include "wx/combobox.h"
  45     #include "wx/valtext.h"
  46 #endif
  47
  48 #include "wx/textfile.h"
  49 #include "wx/spinctrl.h"
  50 #include "wx/tokenzr.h"
  51
  52 #include "wx/grid.h"
  53 #include "wx/generic/gridsel.h"
  54
  55 #if defined(__WXMOTIF__)
  56     #define WXUNUSED_MOTIF(identifier)  WXUNUSED(identifier)
  57 #else
  58     #define WXUNUSED_MOTIF(identifier)  identifier
  59 #endif
  60
  61 #if defined(__WXGTK__)
  62     #define WXUNUSED_GTK(identifier)    WXUNUSED(identifier)
  63 #else
  64     #define WXUNUSED_GTK(identifier)    identifier
  65 #endif
  66
  67 // Required for wxIs... functions
  68 #include <ctype.h>
  69
  70 // ----------------------------------------------------------------------------
  71 // array classes
  72 // ----------------------------------------------------------------------------
  73
  74 WX_DEFINE_EXPORTED_ARRAY(wxGridCellAttr *, wxArrayAttrs);
  75
  76 struct wxGridCellWithAttr
  77 {
  78     wxGridCellWithAttr(int row, int col, wxGridCellAttr *attr_)
  79         : coords(row, col), attr(attr_)
  80     {
  81     }
  82
  83     ~wxGridCellWithAttr()
  84     {
  85         attr->DecRef();
  86     }
  87
  88     wxGridCellCoords coords;
  89     wxGridCellAttr  *attr;
  90 };
  91
  92 WX_DECLARE_EXPORTED_OBJARRAY(wxGridCellWithAttr, wxGridCellWithAttrArray);
  93
  94 #include "wx/arrimpl.cpp"
  95
  96 WX_DEFINE_OBJARRAY(wxGridCellCoordsArray)
  97 WX_DEFINE_OBJARRAY(wxGridCellWithAttrArray)
  98
  99 // ----------------------------------------------------------------------------
 100 // private classes
 101 // ----------------------------------------------------------------------------
 102
 103 class WXDLLEXPORT wxGridRowLabelWindow : public wxWindow
 104 {
 105 public:
 106     wxGridRowLabelWindow() { m_owner = (wxGrid *)NULL; }
 107     wxGridRowLabelWindow( wxGrid *parent, wxWindowID id,
 108                           const wxPoint &pos, const wxSize &size );
 109
 110 private:
 111     wxGrid   *m_owner;
 112
 113     void OnPaint( wxPaintEvent& event );
 114     void OnMouseEvent( wxMouseEvent& event );
 115     void OnKeyDown( wxKeyEvent& event );
 116     void OnKeyUp( wxKeyEvent& );
 117
 118     DECLARE_DYNAMIC_CLASS(wxGridRowLabelWindow)
 119     DECLARE_EVENT_TABLE()
 120 };
 121
 122
 123 class WXDLLEXPORT wxGridColLabelWindow : public wxWindow
 124 {
 125 public:
 126     wxGridColLabelWindow() { m_owner = (wxGrid *)NULL; }
 127     wxGridColLabelWindow( 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 OnKeyDown( wxKeyEvent& event );
 136     void OnKeyUp( wxKeyEvent& );
 137
 138     DECLARE_DYNAMIC_CLASS(wxGridColLabelWindow)
 139     DECLARE_EVENT_TABLE()
 140 };
 141
 142
 143 class WXDLLEXPORT wxGridCornerLabelWindow : public wxWindow
 144 {
 145 public:
 146     wxGridCornerLabelWindow() { m_owner = (wxGrid *)NULL; }
 147     wxGridCornerLabelWindow( wxGrid *parent, wxWindowID id,
 148                              const wxPoint &pos, const wxSize &size );
 149
 150 private:
 151     wxGrid *m_owner;
 152
 153     void OnMouseEvent( wxMouseEvent& event );
 154     void OnKeyDown( wxKeyEvent& event );
 155     void OnKeyUp( wxKeyEvent& );
 156     void OnPaint( wxPaintEvent& event );
 157
 158     DECLARE_DYNAMIC_CLASS(wxGridCornerLabelWindow)
 159     DECLARE_EVENT_TABLE()
 160 };
 161
 162 class WXDLLEXPORT wxGridWindow : public wxPanel
 163 {
 164 public:
 165     wxGridWindow()
 166     {
 167         m_owner = (wxGrid *)NULL;
 168         m_rowLabelWin = (wxGridRowLabelWindow *)NULL;
 169         m_colLabelWin = (wxGridColLabelWindow *)NULL;
 170     }
 171
 172     wxGridWindow( wxGrid *parent,
 173                   wxGridRowLabelWindow *rowLblWin,
 174                   wxGridColLabelWindow *colLblWin,
 175                   wxWindowID id, const wxPoint &pos, const wxSize &size );
 176     ~wxGridWindow();
 177
 178     void ScrollWindow( int dx, int dy, const wxRect *rect );
 179
 180 private:
 181     wxGrid                   *m_owner;
 182     wxGridRowLabelWindow     *m_rowLabelWin;
 183     wxGridColLabelWindow     *m_colLabelWin;
 184
 185     void OnPaint( wxPaintEvent &event );
 186     void OnMouseEvent( wxMouseEvent& event );
 187     void OnKeyDown( wxKeyEvent& );
 188     void OnKeyUp( wxKeyEvent& );
 189     void OnEraseBackground( wxEraseEvent& );
 190
 191
 192     DECLARE_DYNAMIC_CLASS(wxGridWindow)
 193     DECLARE_EVENT_TABLE()
 194 };
 195
 196
 197
 198 class wxGridCellEditorEvtHandler : public wxEvtHandler
 199 {
 200 public:
 201     wxGridCellEditorEvtHandler()
 202         : m_grid(0), m_editor(0)
 203         { }
 204     wxGridCellEditorEvtHandler(wxGrid* grid, wxGridCellEditor* editor)
 205         : m_grid(grid), m_editor(editor)
 206         { }
 207
 208     void OnKeyDown(wxKeyEvent& event);
 209     void OnChar(wxKeyEvent& event);
 210
 211 private:
 212     wxGrid*             m_grid;
 213     wxGridCellEditor*   m_editor;
 214     DECLARE_DYNAMIC_CLASS(wxGridCellEditorEvtHandler)
 215     DECLARE_EVENT_TABLE()
 216 };
 217
 218
 219 IMPLEMENT_DYNAMIC_CLASS( wxGridCellEditorEvtHandler, wxEvtHandler )
 220 BEGIN_EVENT_TABLE( wxGridCellEditorEvtHandler, wxEvtHandler )
 221     EVT_KEY_DOWN( wxGridCellEditorEvtHandler::OnKeyDown )
 222     EVT_CHAR( wxGridCellEditorEvtHandler::OnChar )
 223 END_EVENT_TABLE()
 224
 225
 226
 227 // ----------------------------------------------------------------------------
 228 // the internal data representation used by wxGridCellAttrProvider
 229 // ----------------------------------------------------------------------------
 230
 231 // this class stores attributes set for cells
 232 class WXDLLEXPORT wxGridCellAttrData
 233 {
 234 public:
 235     void SetAttr(wxGridCellAttr *attr, int row, int col);
 236     wxGridCellAttr *GetAttr(int row, int col) const;
 237     void UpdateAttrRows( size_t pos, int numRows );
 238     void UpdateAttrCols( size_t pos, int numCols );
 239
 240 private:
 241     // searches for the attr for given cell, returns wxNOT_FOUND if not found
 242     int FindIndex(int row, int col) const;
 243
 244     wxGridCellWithAttrArray m_attrs;
 245 };
 246
 247 // this class stores attributes set for rows or columns
 248 class WXDLLEXPORT wxGridRowOrColAttrData
 249 {
 250 public:
 251     // empty ctor to suppress warnings
 252     wxGridRowOrColAttrData() { }
 253     ~wxGridRowOrColAttrData();
 254
 255     void SetAttr(wxGridCellAttr *attr, int rowOrCol);
 256     wxGridCellAttr *GetAttr(int rowOrCol) const;
 257     void UpdateAttrRowsOrCols( size_t pos, int numRowsOrCols );
 258
 259 private:
 260     wxArrayInt m_rowsOrCols;
 261     wxArrayAttrs m_attrs;
 262 };
 263
 264 // NB: this is just a wrapper around 3 objects: one which stores cell
 265 //     attributes, and 2 others for row/col ones
 266 class WXDLLEXPORT wxGridCellAttrProviderData
 267 {
 268 public:
 269     wxGridCellAttrData m_cellAttrs;
 270     wxGridRowOrColAttrData m_rowAttrs,
 271                            m_colAttrs;
 272 };
 273
 274
 275 // ----------------------------------------------------------------------------
 276 // data structures used for the data type registry
 277 // ----------------------------------------------------------------------------
 278
 279 struct wxGridDataTypeInfo
 280 {
 281     wxGridDataTypeInfo(const wxString& typeName,
 282                        wxGridCellRenderer* renderer,
 283                        wxGridCellEditor* editor)
 284         : m_typeName(typeName), m_renderer(renderer), m_editor(editor)
 285         { }
 286
 287     ~wxGridDataTypeInfo()
 288     {
 289         wxSafeDecRef(m_renderer);
 290         wxSafeDecRef(m_editor);
 291     }
 292
 293     wxString            m_typeName;
 294     wxGridCellRenderer* m_renderer;
 295     wxGridCellEditor*   m_editor;
 296 };
 297
 298
 299 WX_DEFINE_EXPORTED_ARRAY(wxGridDataTypeInfo*, wxGridDataTypeInfoArray);
 300
 301
 302 class WXDLLEXPORT wxGridTypeRegistry
 303 {
 304 public:
 305   wxGridTypeRegistry() {}
 306     ~wxGridTypeRegistry();
 307
 308     void RegisterDataType(const wxString& typeName,
 309                      wxGridCellRenderer* renderer,
 310                      wxGridCellEditor* editor);
 311
 312     // find one of already registered data types
 313     int FindRegisteredDataType(const wxString& typeName);
 314
 315     // try to FindRegisteredDataType(), if this fails and typeName is one of
 316     // standard typenames, register it and return its index
 317     int FindDataType(const wxString& typeName);
 318
 319     // try to FindDataType(), if it fails see if it is not one of already
 320     // registered data types with some params in which case clone the
 321     // registered data type and set params for it
 322     int FindOrCloneDataType(const wxString& typeName);
 323
 324     wxGridCellRenderer* GetRenderer(int index);
 325     wxGridCellEditor*   GetEditor(int index);
 326
 327 private:
 328     wxGridDataTypeInfoArray m_typeinfo;
 329 };
 330
 331 // ----------------------------------------------------------------------------
 332 // conditional compilation
 333 // ----------------------------------------------------------------------------
 334
 335 #ifndef WXGRID_DRAW_LINES
 336 #define WXGRID_DRAW_LINES 1
 337 #endif
 338
 339 // ----------------------------------------------------------------------------
 340 // globals
 341 // ----------------------------------------------------------------------------
 342
 343 //#define DEBUG_ATTR_CACHE
 344 #ifdef DEBUG_ATTR_CACHE
 345     static size_t gs_nAttrCacheHits = 0;
 346     static size_t gs_nAttrCacheMisses = 0;
 347 #endif // DEBUG_ATTR_CACHE
 348
 349 // ----------------------------------------------------------------------------
 350 // constants
 351 // ----------------------------------------------------------------------------
 352
 353 wxGridCellCoords wxGridNoCellCoords( -1, -1 );
 354 wxRect           wxGridNoCellRect( -1, -1, -1, -1 );
 355
 356 // scroll line size
 357 // TODO: fixed so far - make configurable later (and also different for x/y)
 358 static const size_t GRID_SCROLL_LINE = 10;
 359
 360 // the size of hash tables used a bit everywhere (the max number of elements
 361 // in these hash tables is the number of rows/columns)
 362 static const int GRID_HASH_SIZE = 100;
 363
 364 // ============================================================================
 365 // implementation
 366 // ============================================================================
 367
 368 // ----------------------------------------------------------------------------
 369 // wxGridCellEditor
 370 // ----------------------------------------------------------------------------
 371
 372 wxGridCellEditor::wxGridCellEditor()
 373 {
 374     m_control = NULL;
 375 }
 376
 377
 378 wxGridCellEditor::~wxGridCellEditor()
 379 {
 380     Destroy();
 381 }
 382
 383 void wxGridCellEditor::Create(wxWindow* WXUNUSED(parent),
 384                               wxWindowID WXUNUSED(id),
 385                               wxEvtHandler* evtHandler)
 386 {
 387     if ( evtHandler )
 388         m_control->PushEventHandler(evtHandler);
 389 }
 390
 391 void wxGridCellEditor::PaintBackground(const wxRect& rectCell,
 392                                        wxGridCellAttr *attr)
 393 {
 394     // erase the background because we might not fill the cell
 395     wxClientDC dc(m_control->GetParent());
 396     dc.SetPen(*wxTRANSPARENT_PEN);
 397     dc.SetBrush(wxBrush(attr->GetBackgroundColour(), wxSOLID));
 398     dc.DrawRectangle(rectCell);
 399
 400     // redraw the control we just painted over
 401     m_control->Refresh();
 402 }
 403
 404 void wxGridCellEditor::Destroy()
 405 {
 406     if (m_control)
 407     {
 408         m_control->PopEventHandler(TRUE /* delete it*/);
 409
 410         m_control->Destroy();
 411         m_control = NULL;
 412     }
 413 }
 414
 415 void wxGridCellEditor::Show(bool show, wxGridCellAttr *attr)
 416 {
 417     wxASSERT_MSG(m_control,
 418                  wxT("The wxGridCellEditor must be Created first!"));
 419     m_control->Show(show);
 420
 421     if ( show )
 422     {
 423         // set the colours/fonts if we have any
 424         if ( attr )
 425         {
 426             m_colFgOld = m_control->GetForegroundColour();
 427             m_control->SetForegroundColour(attr->GetTextColour());
 428
 429             m_colBgOld = m_control->GetBackgroundColour();
 430             m_control->SetBackgroundColour(attr->GetBackgroundColour());
 431
 432             m_fontOld = m_control->GetFont();
 433             m_control->SetFont(attr->GetFont());
 434
 435             // can't do anything more in the base class version, the other
 436             // attributes may only be used by the derived classes
 437         }
 438     }
 439     else
 440     {
 441         // restore the standard colours fonts
 442         if ( m_colFgOld.Ok() )
 443         {
 444             m_control->SetForegroundColour(m_colFgOld);
 445             m_colFgOld = wxNullColour;
 446         }
 447
 448         if ( m_colBgOld.Ok() )
 449         {
 450             m_control->SetBackgroundColour(m_colBgOld);
 451             m_colBgOld = wxNullColour;
 452         }
 453
 454         if ( m_fontOld.Ok() )
 455         {
 456             m_control->SetFont(m_fontOld);
 457             m_fontOld = wxNullFont;
 458         }
 459     }
 460 }
 461
 462 void wxGridCellEditor::SetSize(const wxRect& rect)
 463 {
 464     wxASSERT_MSG(m_control,
 465                  wxT("The wxGridCellEditor must be Created first!"));
 466     m_control->SetSize(rect, wxSIZE_ALLOW_MINUS_ONE);
 467 }
 468
 469 void wxGridCellEditor::HandleReturn(wxKeyEvent& event)
 470 {
 471     event.Skip();
 472 }
 473
 474 bool wxGridCellEditor::IsAcceptedKey(wxKeyEvent& event)
 475 {
 476     // accept the simple key presses, not anything with Ctrl/Alt/Meta
 477     return !event.HasModifiers();
 478 }
 479
 480 void wxGridCellEditor::StartingKey(wxKeyEvent& event)
 481 {
 482     event.Skip();
 483 }
 484
 485 void wxGridCellEditor::StartingClick()
 486 {
 487 }
 488
 489 // ----------------------------------------------------------------------------
 490 // wxGridCellTextEditor
 491 // ----------------------------------------------------------------------------
 492
 493 wxGridCellTextEditor::wxGridCellTextEditor()
 494 {
 495     m_maxChars = 0;
 496 }
 497
 498 void wxGridCellTextEditor::Create(wxWindow* parent,
 499                                   wxWindowID id,
 500                                   wxEvtHandler* evtHandler)
 501 {
 502     m_control = new wxTextCtrl(parent, id, wxEmptyString,
 503                                wxDefaultPosition, wxDefaultSize
 504 #if defined(__WXMSW__)
 505                                , wxTE_MULTILINE | wxTE_NO_VSCROLL | wxTE_AUTO_SCROLL
 506 #endif
 507                               );
 508
 509     // TODO: use m_maxChars
 510
 511     wxGridCellEditor::Create(parent, id, evtHandler);
 512 }
 513
 514 void wxGridCellTextEditor::PaintBackground(const wxRect& WXUNUSED(rectCell),
 515                                            wxGridCellAttr * WXUNUSED(attr))
 516 {
 517     // as we fill the entire client area, don't do anything here to minimize
 518     // flicker
 519 }
 520
 521 void wxGridCellTextEditor::SetSize(const wxRect& rectOrig)
 522 {
 523     wxRect rect(rectOrig);
 524
 525     // Make the edit control large enough to allow for internal
 526     // margins
 527     //
 528     // TODO: remove this if the text ctrl sizing is improved esp. for
 529     // unix
 530     //
 531 #if defined(__WXGTK__)
 532     if (rect.x != 0)
 533     {
 534         rect.x += 1;
 535         rect.y += 1;
 536         rect.width -= 1;
 537         rect.height -= 1;
 538     }
 539 #else // !GTK
 540     int extra_x = ( rect.x > 2 )? 2 : 1;
 541     int extra_y = ( rect.y > 2 )? 2 : 1;
 542 #if defined(__WXMOTIF__)
 543     extra_x *= 2;
 544     extra_y *= 2;
 545 #endif
 546     rect.SetLeft( wxMax(0, rect.x - extra_x) );
 547     rect.SetTop( wxMax(0, rect.y - extra_y) );
 548     rect.SetRight( rect.GetRight() + 2*extra_x );
 549     rect.SetBottom( rect.GetBottom() + 2*extra_y );
 550 #endif // GTK/!GTK
 551
 552     wxGridCellEditor::SetSize(rect);
 553 }
 554
 555 void wxGridCellTextEditor::BeginEdit(int row, int col, wxGrid* grid)
 556 {
 557     wxASSERT_MSG(m_control,
 558                  wxT("The wxGridCellEditor must be Created first!"));
 559
 560     m_startValue = grid->GetTable()->GetValue(row, col);
 561
 562     DoBeginEdit(m_startValue);
 563 }
 564
 565 void wxGridCellTextEditor::DoBeginEdit(const wxString& startValue)
 566 {
 567     Text()->SetValue(startValue);
 568     Text()->SetInsertionPointEnd();
 569     Text()->SetFocus();
 570 }
 571
 572 bool wxGridCellTextEditor::EndEdit(int row, int col,
 573                                    wxGrid* grid)
 574 {
 575     wxASSERT_MSG(m_control,
 576                  wxT("The wxGridCellEditor must be Created first!"));
 577
 578     bool changed = FALSE;
 579     wxString value = Text()->GetValue();
 580     if (value != m_startValue)
 581         changed = TRUE;
 582
 583     if (changed)
 584         grid->GetTable()->SetValue(row, col, value);
 585
 586     m_startValue = wxEmptyString;
 587     Text()->SetValue(m_startValue);
 588
 589     return changed;
 590 }
 591
 592
 593 void wxGridCellTextEditor::Reset()
 594 {
 595     wxASSERT_MSG(m_control,
 596                  wxT("The wxGridCellEditor must be Created first!"));
 597
 598     DoReset(m_startValue);
 599 }
 600
 601 void wxGridCellTextEditor::DoReset(const wxString& startValue)
 602 {
 603     Text()->SetValue(startValue);
 604     Text()->SetInsertionPointEnd();
 605 }
 606
 607 bool wxGridCellTextEditor::IsAcceptedKey(wxKeyEvent& event)
 608 {
 609     if ( wxGridCellEditor::IsAcceptedKey(event) )
 610     {
 611         int keycode = event.GetKeyCode();
 612         switch ( keycode )
 613         {
 614             case WXK_NUMPAD0:
 615             case WXK_NUMPAD1:
 616             case WXK_NUMPAD2:
 617             case WXK_NUMPAD3:
 618             case WXK_NUMPAD4:
 619             case WXK_NUMPAD5:
 620             case WXK_NUMPAD6:
 621             case WXK_NUMPAD7:
 622             case WXK_NUMPAD8:
 623             case WXK_NUMPAD9:
 624             case WXK_MULTIPLY:
 625             case WXK_NUMPAD_MULTIPLY:
 626             case WXK_ADD:
 627             case WXK_NUMPAD_ADD:
 628             case WXK_SUBTRACT:
 629             case WXK_NUMPAD_SUBTRACT:
 630             case WXK_DECIMAL:
 631             case WXK_NUMPAD_DECIMAL:
 632             case WXK_DIVIDE:
 633             case WXK_NUMPAD_DIVIDE:
 634                 return TRUE;
 635
 636             default:
 637                 // accept 8 bit chars too if isprint() agrees
 638                 if ( (keycode < 255) && (isprint(keycode)) )
 639                     return TRUE;
 640         }
 641     }
 642
 643     return FALSE;
 644 }
 645
 646 void wxGridCellTextEditor::StartingKey(wxKeyEvent& event)
 647 {
 648     // we don't check for !HasModifiers() because IsAcceptedKey() did it
 649
 650     // insert the key in the control
 651     wxChar ch;
 652     int keycode = event.GetKeyCode();
 653     switch ( keycode )
 654     {
 655         case WXK_NUMPAD0:
 656         case WXK_NUMPAD1:
 657         case WXK_NUMPAD2:
 658         case WXK_NUMPAD3:
 659         case WXK_NUMPAD4:
 660         case WXK_NUMPAD5:
 661         case WXK_NUMPAD6:
 662         case WXK_NUMPAD7:
 663         case WXK_NUMPAD8:
 664         case WXK_NUMPAD9:
 665             ch = _T('0') + keycode - WXK_NUMPAD0;
 666             break;
 667
 668         case WXK_MULTIPLY:
 669         case WXK_NUMPAD_MULTIPLY:
 670             ch = _T('*');
 671             break;
 672
 673         case WXK_ADD:
 674         case WXK_NUMPAD_ADD:
 675             ch = _T('+');
 676             break;
 677
 678         case WXK_SUBTRACT:
 679         case WXK_NUMPAD_SUBTRACT:
 680             ch = _T('-');
 681             break;
 682
 683         case WXK_DECIMAL:
 684         case WXK_NUMPAD_DECIMAL:
 685             ch = _T('.');
 686             break;
 687
 688         case WXK_DIVIDE:
 689         case WXK_NUMPAD_DIVIDE:
 690             ch = _T('/');
 691             break;
 692
 693         default:
 694             if ( keycode < 256 && keycode >= 0 && isprint(keycode) )
 695             {
 696                 // FIXME this is not going to work for non letters...
 697                 if ( !event.ShiftDown() )
 698                 {
 699                     keycode = tolower(keycode);
 700                 }
 701
 702                 ch = (wxChar)keycode;
 703             }
 704             else
 705             {
 706                 ch = _T('\0');
 707             }
 708     }
 709
 710     if ( ch )
 711     {
 712         Text()->AppendText(ch);
 713     }
 714     else
 715     {
 716         event.Skip();
 717     }
 718 }
 719
 720 void wxGridCellTextEditor::HandleReturn( wxKeyEvent&
 721                                          WXUNUSED_GTK(WXUNUSED_MOTIF(event)) )
 722 {
 723 #if defined(__WXMOTIF__) || defined(__WXGTK__)
 724     // wxMotif needs a little extra help...
 725     size_t pos = (size_t)( Text()->GetInsertionPoint() );
 726     wxString s( Text()->GetValue() );
 727     s = s.Left(pos) + "\n" + s.Mid(pos);
 728     Text()->SetValue(s);
 729     Text()->SetInsertionPoint( pos );
 730 #else
 731     // the other ports can handle a Return key press
 732     //
 733     event.Skip();
 734 #endif
 735 }
 736
 737 void wxGridCellTextEditor::SetParameters(const wxString& params)
 738 {
 739     if ( !params )
 740     {
 741         // reset to default
 742         m_maxChars = 0;
 743     }
 744     else
 745     {
 746         long tmp;
 747         if ( !params.ToLong(&tmp) )
 748         {
 749             wxLogDebug(_T("Invalid wxGridCellTextEditor parameter string '%s' ignored"), params.c_str());
 750         }
 751         else
 752         {
 753             m_maxChars = (size_t)tmp;
 754         }
 755     }
 756 }
 757
 758 // ----------------------------------------------------------------------------
 759 // wxGridCellNumberEditor
 760 // ----------------------------------------------------------------------------
 761
 762 wxGridCellNumberEditor::wxGridCellNumberEditor(int min, int max)
 763 {
 764     m_min = min;
 765     m_max = max;
 766 }
 767
 768 void wxGridCellNumberEditor::Create(wxWindow* parent,
 769                                     wxWindowID id,
 770                                     wxEvtHandler* evtHandler)
 771 {
 772     if ( HasRange() )
 773     {
 774         // create a spin ctrl
 775         m_control = new wxSpinCtrl(parent, -1, wxEmptyString,
 776                                    wxDefaultPosition, wxDefaultSize,
 777                                    wxSP_ARROW_KEYS,
 778                                    m_min, m_max);
 779
 780         wxGridCellEditor::Create(parent, id, evtHandler);
 781     }
 782     else
 783     {
 784         // just a text control
 785         wxGridCellTextEditor::Create(parent, id, evtHandler);
 786
 787 #if wxUSE_VALIDATORS
 788         Text()->SetValidator(wxTextValidator(wxFILTER_NUMERIC));
 789 #endif // wxUSE_VALIDATORS
 790     }
 791 }
 792
 793 void wxGridCellNumberEditor::BeginEdit(int row, int col, wxGrid* grid)
 794 {
 795     // first get the value
 796     wxGridTableBase *table = grid->GetTable();
 797     if ( table->CanGetValueAs(row, col, wxGRID_VALUE_NUMBER) )
 798     {
 799         m_valueOld = table->GetValueAsLong(row, col);
 800     }
 801     else
 802     {
 803         wxString sValue = table->GetValue(row, col);
 804         if (! sValue.ToLong(&m_valueOld))
 805         {
 806             wxFAIL_MSG( _T("this cell doesn't have numeric value") );
 807             return;
 808         }
 809     }
 810
 811     if ( HasRange() )
 812     {
 813         Spin()->SetValue((int)m_valueOld);
 814         Spin()->SetFocus();
 815     }
 816     else
 817     {
 818         DoBeginEdit(GetString());
 819     }
 820 }
 821
 822 bool wxGridCellNumberEditor::EndEdit(int row, int col,
 823                                      wxGrid* grid)
 824 {
 825     bool changed;
 826     long value;
 827
 828     if ( HasRange() )
 829     {
 830         value = Spin()->GetValue();
 831         changed = value != m_valueOld;
 832     }
 833     else
 834     {
 835         changed = Text()->GetValue().ToLong(&value) && (value != m_valueOld);
 836     }
 837
 838     if ( changed )
 839     {
 840         if (grid->GetTable()->CanSetValueAs(row, col, wxGRID_VALUE_NUMBER))
 841             grid->GetTable()->SetValueAsLong(row, col, value);
 842         else
 843             grid->GetTable()->SetValue(row, col, wxString::Format(wxT("%ld"), value));
 844     }
 845
 846     return changed;
 847 }
 848
 849 void wxGridCellNumberEditor::Reset()
 850 {
 851     if ( HasRange() )
 852     {
 853         Spin()->SetValue((int)m_valueOld);
 854     }
 855     else
 856     {
 857         DoReset(GetString());
 858     }
 859 }
 860
 861 bool wxGridCellNumberEditor::IsAcceptedKey(wxKeyEvent& event)
 862 {
 863     if ( wxGridCellEditor::IsAcceptedKey(event) )
 864     {
 865         int keycode = event.GetKeyCode();
 866         switch ( keycode )
 867         {
 868             case WXK_NUMPAD0:
 869             case WXK_NUMPAD1:
 870             case WXK_NUMPAD2:
 871             case WXK_NUMPAD3:
 872             case WXK_NUMPAD4:
 873             case WXK_NUMPAD5:
 874             case WXK_NUMPAD6:
 875             case WXK_NUMPAD7:
 876             case WXK_NUMPAD8:
 877             case WXK_NUMPAD9:
 878             case WXK_ADD:
 879             case WXK_NUMPAD_ADD:
 880             case WXK_SUBTRACT:
 881             case WXK_NUMPAD_SUBTRACT:
 882             case WXK_UP:
 883             case WXK_DOWN:
 884                 return TRUE;
 885
 886             default:
 887                 if ( (keycode < 128) && isdigit(keycode) )
 888                     return TRUE;
 889         }
 890     }
 891
 892     return FALSE;
 893 }
 894
 895 void wxGridCellNumberEditor::StartingKey(wxKeyEvent& event)
 896 {
 897     if ( !HasRange() )
 898     {
 899         int keycode = (int) event.KeyCode();
 900         if ( isdigit(keycode) || keycode == '+' || keycode == '-' )
 901         {
 902             wxGridCellTextEditor::StartingKey(event);
 903
 904             // skip Skip() below
 905             return;
 906         }
 907     }
 908
 909     event.Skip();
 910 }
 911
 912 void wxGridCellNumberEditor::SetParameters(const wxString& params)
 913 {
 914     if ( !params )
 915     {
 916         // reset to default
 917         m_min =
 918         m_max = -1;
 919     }
 920     else
 921     {
 922         long tmp;
 923         if ( params.BeforeFirst(_T(',')).ToLong(&tmp) )
 924         {
 925             m_min = (int)tmp;
 926
 927             if ( params.AfterFirst(_T(',')).ToLong(&tmp) )
 928             {
 929                 m_max = (int)tmp;
 930
 931                 // skip the error message below
 932                 return;
 933             }
 934         }
 935
 936         wxLogDebug(_T("Invalid wxGridCellNumberEditor parameter string '%s' ignored"), params.c_str());
 937     }
 938 }
 939
 940 // ----------------------------------------------------------------------------
 941 // wxGridCellFloatEditor
 942 // ----------------------------------------------------------------------------
 943
 944 wxGridCellFloatEditor::wxGridCellFloatEditor(int width, int precision)
 945 {
 946     m_width = width;
 947     m_precision = precision;
 948 }
 949
 950 void wxGridCellFloatEditor::Create(wxWindow* parent,
 951                                    wxWindowID id,
 952                                    wxEvtHandler* evtHandler)
 953 {
 954     wxGridCellTextEditor::Create(parent, id, evtHandler);
 955
 956 #if wxUSE_VALIDATORS
 957     Text()->SetValidator(wxTextValidator(wxFILTER_NUMERIC));
 958 #endif // wxUSE_VALIDATORS
 959 }
 960
 961 void wxGridCellFloatEditor::BeginEdit(int row, int col, wxGrid* grid)
 962 {
 963     // first get the value
 964     wxGridTableBase *table = grid->GetTable();
 965     if ( table->CanGetValueAs(row, col, wxGRID_VALUE_FLOAT) )
 966     {
 967         m_valueOld = table->GetValueAsDouble(row, col);
 968     }
 969     else
 970     {
 971         wxString sValue = table->GetValue(row, col);
 972         if (! sValue.ToDouble(&m_valueOld))
 973         {
 974             wxFAIL_MSG( _T("this cell doesn't have float value") );
 975             return;
 976         }
 977     }
 978
 979     DoBeginEdit(GetString());
 980 }
 981
 982 bool wxGridCellFloatEditor::EndEdit(int row, int col,
 983                                      wxGrid* grid)
 984 {
 985     double value;
 986     if ( Text()->GetValue().ToDouble(&value) && (value != m_valueOld) )
 987     {
 988         if (grid->GetTable()->CanSetValueAs(row, col, wxGRID_VALUE_FLOAT))
 989             grid->GetTable()->SetValueAsDouble(row, col, value);
 990         else
 991             grid->GetTable()->SetValue(row, col, wxString::Format(wxT("%f"), value));
 992
 993         return TRUE;
 994     }
 995     else
 996     {
 997         return FALSE;
 998     }
 999 }
1000
1001 void wxGridCellFloatEditor::Reset()
1002 {
1003     DoReset(GetString());
1004 }
1005
1006 void wxGridCellFloatEditor::StartingKey(wxKeyEvent& event)
1007 {
1008     int keycode = (int)event.KeyCode();
1009     if ( isdigit(keycode) ||
1010          keycode == '+' || keycode == '-' || keycode == '.' )
1011     {
1012         wxGridCellTextEditor::StartingKey(event);
1013
1014         // skip Skip() below
1015         return;
1016     }
1017
1018     event.Skip();
1019 }
1020
1021 void wxGridCellFloatEditor::SetParameters(const wxString& params)
1022 {
1023     if ( !params )
1024     {
1025         // reset to default
1026         m_width =
1027         m_precision = -1;
1028     }
1029     else
1030     {
1031         long tmp;
1032         if ( params.BeforeFirst(_T(',')).ToLong(&tmp) )
1033         {
1034             m_width = (int)tmp;
1035
1036             if ( params.AfterFirst(_T(',')).ToLong(&tmp) )
1037             {
1038                 m_precision = (int)tmp;
1039
1040                 // skip the error message below
1041                 return;
1042             }
1043         }
1044
1045         wxLogDebug(_T("Invalid wxGridCellFloatEditor parameter string '%s' ignored"), params.c_str());
1046     }
1047 }
1048
1049 wxString wxGridCellFloatEditor::GetString() const
1050 {
1051     wxString fmt;
1052     if ( m_width == -1 )
1053     {
1054         // default width/precision
1055         fmt = _T("%g");
1056     }
1057     else if ( m_precision == -1 )
1058     {
1059         // default precision
1060         fmt.Printf(_T("%%%d.g"), m_width);
1061     }
1062     else
1063     {
1064         fmt.Printf(_T("%%%d.%dg"), m_width, m_precision);
1065     }
1066
1067     return wxString::Format(fmt, m_valueOld);
1068 }
1069
1070 bool wxGridCellFloatEditor::IsAcceptedKey(wxKeyEvent& event)
1071 {
1072     if ( wxGridCellEditor::IsAcceptedKey(event) )
1073     {
1074         int keycode = event.GetKeyCode();
1075         switch ( keycode )
1076         {
1077             case WXK_NUMPAD0:
1078             case WXK_NUMPAD1:
1079             case WXK_NUMPAD2:
1080             case WXK_NUMPAD3:
1081             case WXK_NUMPAD4:
1082             case WXK_NUMPAD5:
1083             case WXK_NUMPAD6:
1084             case WXK_NUMPAD7:
1085             case WXK_NUMPAD8:
1086             case WXK_NUMPAD9:
1087             case WXK_ADD:
1088             case WXK_NUMPAD_ADD:
1089             case WXK_SUBTRACT:
1090             case WXK_NUMPAD_SUBTRACT:
1091             case WXK_DECIMAL:
1092             case WXK_NUMPAD_DECIMAL:
1093                 return TRUE;
1094
1095             default:
1096                 // additionally accept 'e' as in '1e+6'
1097                 if ( (keycode < 128) &&
1098                      (isdigit(keycode) || tolower(keycode) == 'e') )
1099                     return TRUE;
1100         }
1101     }
1102
1103     return FALSE;
1104 }
1105
1106 // ----------------------------------------------------------------------------
1107 // wxGridCellBoolEditor
1108 // ----------------------------------------------------------------------------
1109
1110 void wxGridCellBoolEditor::Create(wxWindow* parent,
1111                                   wxWindowID id,
1112                                   wxEvtHandler* evtHandler)
1113 {
1114     m_control = new wxCheckBox(parent, id, wxEmptyString,
1115                                wxDefaultPosition, wxDefaultSize,
1116                                wxNO_BORDER);
1117
1118     wxGridCellEditor::Create(parent, id, evtHandler);
1119 }
1120
1121 void wxGridCellBoolEditor::SetSize(const wxRect& r)
1122 {
1123     bool resize = FALSE;
1124     wxSize size = m_control->GetSize();
1125     wxCoord minSize = wxMin(r.width, r.height);
1126
1127     // check if the checkbox is not too big/small for this cell
1128     wxSize sizeBest = m_control->GetBestSize();
1129     if ( !(size == sizeBest) )
1130     {
1131         // reset to default size if it had been made smaller
1132         size = sizeBest;
1133
1134         resize = TRUE;
1135     }
1136
1137     if ( size.x >= minSize || size.y >= minSize )
1138     {
1139         // leave 1 pixel margin
1140         size.x = size.y = minSize - 2;
1141
1142         resize = TRUE;
1143     }
1144
1145     if ( resize )
1146     {
1147         m_control->SetSize(size);
1148     }
1149
1150     // position it in the centre of the rectangle (TODO: support alignment?)
1151
1152 #if defined(__WXGTK__) || defined (__WXMOTIF__)
1153     // the checkbox without label still has some space to the right in wxGTK,
1154     // so shift it to the right
1155     size.x -= 8;
1156 #elif defined(__WXMSW__)
1157     // here too, but in other way
1158     size.x += 1;
1159     size.y -= 2;
1160 #endif
1161
1162     m_control->Move(r.x + r.width/2 - size.x/2, r.y + r.height/2 - size.y/2);
1163 }
1164
1165 void wxGridCellBoolEditor::Show(bool show, wxGridCellAttr *attr)
1166 {
1167     m_control->Show(show);
1168
1169     if ( show )
1170     {
1171         wxColour colBg = attr ? attr->GetBackgroundColour() : *wxLIGHT_GREY;
1172         CBox()->SetBackgroundColour(colBg);
1173     }
1174 }
1175
1176 void wxGridCellBoolEditor::BeginEdit(int row, int col, wxGrid* grid)
1177 {
1178     wxASSERT_MSG(m_control,
1179                  wxT("The wxGridCellEditor must be Created first!"));
1180
1181     if (grid->GetTable()->CanGetValueAs(row, col, wxGRID_VALUE_BOOL))
1182         m_startValue = grid->GetTable()->GetValueAsBool(row, col);
1183     else
1184         m_startValue = !!grid->GetTable()->GetValue(row, col);
1185     CBox()->SetValue(m_startValue);
1186     CBox()->SetFocus();
1187 }
1188
1189 bool wxGridCellBoolEditor::EndEdit(int row, int col,
1190                                    wxGrid* grid)
1191 {
1192     wxASSERT_MSG(m_control,
1193                  wxT("The wxGridCellEditor must be Created first!"));
1194
1195     bool changed = FALSE;
1196     bool value = CBox()->GetValue();
1197     if ( value != m_startValue )
1198         changed = TRUE;
1199
1200     if ( changed )
1201     {
1202         if (grid->GetTable()->CanGetValueAs(row, col, wxGRID_VALUE_BOOL))
1203             grid->GetTable()->SetValueAsBool(row, col, value);
1204         else
1205             grid->GetTable()->SetValue(row, col, value ? _T("1") : wxEmptyString);
1206     }
1207
1208     return changed;
1209 }
1210
1211 void wxGridCellBoolEditor::Reset()
1212 {
1213     wxASSERT_MSG(m_control,
1214                  wxT("The wxGridCellEditor must be Created first!"));
1215
1216     CBox()->SetValue(m_startValue);
1217 }
1218
1219 void wxGridCellBoolEditor::StartingClick()
1220 {
1221     CBox()->SetValue(!CBox()->GetValue());
1222 }
1223
1224 bool wxGridCellBoolEditor::IsAcceptedKey(wxKeyEvent& event)
1225 {
1226     if ( wxGridCellEditor::IsAcceptedKey(event) )
1227     {
1228         int keycode = event.GetKeyCode();
1229         switch ( keycode )
1230         {
1231             case WXK_MULTIPLY:
1232             case WXK_NUMPAD_MULTIPLY:
1233             case WXK_ADD:
1234             case WXK_NUMPAD_ADD:
1235             case WXK_SUBTRACT:
1236             case WXK_NUMPAD_SUBTRACT:
1237             case WXK_SPACE:
1238             case '+':
1239             case '-':
1240                 return TRUE;
1241         }
1242     }
1243
1244     return FALSE;
1245 }
1246
1247 // ----------------------------------------------------------------------------
1248 // wxGridCellChoiceEditor
1249 // ----------------------------------------------------------------------------
1250
1251 wxGridCellChoiceEditor::wxGridCellChoiceEditor(size_t count,
1252                                                const wxString choices[],
1253                                                bool allowOthers)
1254                       : m_allowOthers(allowOthers)
1255 {
1256     if ( count )
1257     {
1258         m_choices.Alloc(count);
1259         for ( size_t n = 0; n < count; n++ )
1260         {
1261             m_choices.Add(choices[n]);
1262         }
1263     }
1264 }
1265
1266 wxGridCellEditor *wxGridCellChoiceEditor::Clone() const
1267 {
1268     wxGridCellChoiceEditor *editor = new wxGridCellChoiceEditor;
1269     editor->m_allowOthers = m_allowOthers;
1270     editor->m_choices = m_choices;
1271
1272     return editor;
1273 }
1274
1275 void wxGridCellChoiceEditor::Create(wxWindow* parent,
1276                                     wxWindowID id,
1277                                     wxEvtHandler* evtHandler)
1278 {
1279     size_t count = m_choices.GetCount();
1280     wxString *choices = new wxString[count];
1281     for ( size_t n = 0; n < count; n++ )
1282     {
1283         choices[n] = m_choices[n];
1284     }
1285
1286     m_control = new wxComboBox(parent, id, wxEmptyString,
1287                                wxDefaultPosition, wxDefaultSize,
1288                                count, choices,
1289                                m_allowOthers ? 0 : wxCB_READONLY);
1290
1291     delete [] choices;
1292
1293     wxGridCellEditor::Create(parent, id, evtHandler);
1294 }
1295
1296 void wxGridCellChoiceEditor::PaintBackground(const wxRect& rectCell,
1297                                              wxGridCellAttr * attr)
1298 {
1299     // as we fill the entire client area, don't do anything here to minimize
1300     // flicker
1301
1302     // TODO: It doesn't actually fill the client area since the height of a
1303     // combo always defaults to the standard...  Until someone has time to
1304     // figure out the right rectangle to paint, just do it the normal way...
1305     wxGridCellEditor::PaintBackground(rectCell, attr);
1306 }
1307
1308 void wxGridCellChoiceEditor::BeginEdit(int row, int col, wxGrid* grid)
1309 {
1310     wxASSERT_MSG(m_control,
1311                  wxT("The wxGridCellEditor must be Created first!"));
1312
1313     m_startValue = grid->GetTable()->GetValue(row, col);
1314
1315     Combo()->SetValue(m_startValue);
1316     size_t count = m_choices.GetCount();
1317     for (size_t i=0; i<count; i++)
1318     {
1319         if (m_startValue == m_choices[i])
1320         {
1321             Combo()->SetSelection(i);
1322             break;
1323         }
1324     }
1325     Combo()->SetInsertionPointEnd();
1326     Combo()->SetFocus();
1327 }
1328
1329 bool wxGridCellChoiceEditor::EndEdit(int row, int col,
1330                                      wxGrid* grid)
1331 {
1332     wxString value = Combo()->GetValue();
1333     bool changed = value != m_startValue;
1334
1335     if ( changed )
1336         grid->GetTable()->SetValue(row, col, value);
1337
1338     m_startValue = wxEmptyString;
1339     Combo()->SetValue(m_startValue);
1340
1341     return changed;
1342 }
1343
1344 void wxGridCellChoiceEditor::Reset()
1345 {
1346     Combo()->SetValue(m_startValue);
1347     Combo()->SetInsertionPointEnd();
1348 }
1349
1350 void wxGridCellChoiceEditor::SetParameters(const wxString& params)
1351 {
1352     if ( !params )
1353     {
1354         // what can we do?
1355         return;
1356     }
1357
1358     m_choices.Empty();
1359
1360     wxStringTokenizer tk(params, _T(','));
1361     while ( tk.HasMoreTokens() )
1362     {
1363         m_choices.Add(tk.GetNextToken());
1364     }
1365 }
1366
1367 // ----------------------------------------------------------------------------
1368 // wxGridCellEditorEvtHandler
1369 // ----------------------------------------------------------------------------
1370
1371 void wxGridCellEditorEvtHandler::OnKeyDown(wxKeyEvent& event)
1372 {
1373     switch ( event.KeyCode() )
1374     {
1375         case WXK_ESCAPE:
1376             m_editor->Reset();
1377             m_grid->DisableCellEditControl();
1378             break;
1379
1380         case WXK_TAB:
1381             event.Skip( m_grid->ProcessEvent( event ) );
1382             break;
1383
1384         case WXK_RETURN:
1385             if (!m_grid->ProcessEvent(event))
1386                 m_editor->HandleReturn(event);
1387             break;
1388
1389
1390         default:
1391             event.Skip();
1392     }
1393 }
1394
1395 void wxGridCellEditorEvtHandler::OnChar(wxKeyEvent& event)
1396 {
1397     switch ( event.KeyCode() )
1398     {
1399         case WXK_ESCAPE:
1400         case WXK_TAB:
1401         case WXK_RETURN:
1402             break;
1403
1404         default:
1405             event.Skip();
1406     }
1407 }
1408
1409 // ----------------------------------------------------------------------------
1410 // wxGridCellWorker is an (almost) empty common base class for
1411 // wxGridCellRenderer and wxGridCellEditor managing ref counting
1412 // ----------------------------------------------------------------------------
1413
1414 void wxGridCellWorker::SetParameters(const wxString& WXUNUSED(params))
1415 {
1416     // nothing to do
1417 }
1418
1419 wxGridCellWorker::~wxGridCellWorker()
1420 {
1421 }
1422
1423 // ============================================================================
1424 // renderer classes
1425 // ============================================================================
1426
1427 // ----------------------------------------------------------------------------
1428 // wxGridCellRenderer
1429 // ----------------------------------------------------------------------------
1430
1431 void wxGridCellRenderer::Draw(wxGrid& grid,
1432                               wxGridCellAttr& attr,
1433                               wxDC& dc,
1434                               const wxRect& rect,
1435                               int WXUNUSED(row), int WXUNUSED(col),
1436                               bool isSelected)
1437 {
1438     dc.SetBackgroundMode( wxSOLID );
1439
1440     if ( isSelected )
1441     {
1442         dc.SetBrush( wxBrush(grid.GetSelectionBackground(), wxSOLID) );
1443     }
1444     else
1445     {
1446         dc.SetBrush( wxBrush(attr.GetBackgroundColour(), wxSOLID) );
1447     }
1448
1449     dc.SetPen( *wxTRANSPARENT_PEN );
1450     dc.DrawRectangle(rect);
1451 }
1452
1453 // ----------------------------------------------------------------------------
1454 // wxGridCellStringRenderer
1455 // ----------------------------------------------------------------------------
1456
1457 void wxGridCellStringRenderer::SetTextColoursAndFont(wxGrid& grid,
1458                                                      wxGridCellAttr& attr,
1459                                                      wxDC& dc,
1460                                                      bool isSelected)
1461 {
1462     dc.SetBackgroundMode( wxTRANSPARENT );
1463
1464     // TODO some special colours for attr.IsReadOnly() case?
1465
1466     if ( isSelected )
1467     {
1468         dc.SetTextBackground( grid.GetSelectionBackground() );
1469         dc.SetTextForeground( grid.GetSelectionForeground() );
1470     }
1471     else
1472     {
1473         dc.SetTextBackground( attr.GetBackgroundColour() );
1474         dc.SetTextForeground( attr.GetTextColour() );
1475     }
1476
1477     dc.SetFont( attr.GetFont() );
1478 }
1479
1480 wxSize wxGridCellStringRenderer::DoGetBestSize(wxGridCellAttr& attr,
1481                                                wxDC& dc,
1482                                                const wxString& text)
1483 {
1484     wxCoord x = 0, y = 0, max_x = 0;
1485     dc.SetFont(attr.GetFont());
1486     wxStringTokenizer tk(text, _T('\n'));
1487     while ( tk.HasMoreTokens() )
1488     {
1489         dc.GetTextExtent(tk.GetNextToken(), &x, &y);
1490         max_x = wxMax(max_x, x);
1491     }
1492
1493     y *= 1 + text.Freq(wxT('\n')); // multiply by the number of lines.
1494
1495     return wxSize(max_x, y);
1496 }
1497
1498 wxSize wxGridCellStringRenderer::GetBestSize(wxGrid& grid,
1499                                              wxGridCellAttr& attr,
1500                                              wxDC& dc,
1501                                              int row, int col)
1502 {
1503     return DoGetBestSize(attr, dc, grid.GetCellValue(row, col));
1504 }
1505
1506 void wxGridCellStringRenderer::Draw(wxGrid& grid,
1507                                     wxGridCellAttr& attr,
1508                                     wxDC& dc,
1509                                     const wxRect& rectCell,
1510                                     int row, int col,
1511                                     bool isSelected)
1512 {
1513     wxGridCellRenderer::Draw(grid, attr, dc, rectCell, row, col, isSelected);
1514
1515     // now we only have to draw the text
1516     SetTextColoursAndFont(grid, attr, dc, isSelected);
1517
1518     int hAlign, vAlign;
1519     attr.GetAlignment(&hAlign, &vAlign);
1520
1521     wxRect rect = rectCell;
1522     rect.Inflate(-1);
1523
1524     grid.DrawTextRectangle(dc, grid.GetCellValue(row, col),
1525                            rect, hAlign, vAlign);
1526 }
1527
1528 // ----------------------------------------------------------------------------
1529 // wxGridCellNumberRenderer
1530 // ----------------------------------------------------------------------------
1531
1532 wxString wxGridCellNumberRenderer::GetString(wxGrid& grid, int row, int col)
1533 {
1534     wxGridTableBase *table = grid.GetTable();
1535     wxString text;
1536     if ( table->CanGetValueAs(row, col, wxGRID_VALUE_NUMBER) )
1537     {
1538         text.Printf(_T("%ld"), table->GetValueAsLong(row, col));
1539     }
1540     else
1541     {
1542         text = table->GetValue(row, col);
1543     }
1544
1545     return text;
1546 }
1547
1548 void wxGridCellNumberRenderer::Draw(wxGrid& grid,
1549                                     wxGridCellAttr& attr,
1550                                     wxDC& dc,
1551                                     const wxRect& rectCell,
1552                                     int row, int col,
1553                                     bool isSelected)
1554 {
1555     wxGridCellRenderer::Draw(grid, attr, dc, rectCell, row, col, isSelected);
1556
1557     SetTextColoursAndFont(grid, attr, dc, isSelected);
1558
1559     // draw the text right aligned by default
1560     int hAlign, vAlign;
1561     attr.GetAlignment(&hAlign, &vAlign);
1562     hAlign = wxRIGHT;
1563
1564     wxRect rect = rectCell;
1565     rect.Inflate(-1);
1566
1567     grid.DrawTextRectangle(dc, GetString(grid, row, col), rect, hAlign, vAlign);
1568 }
1569
1570 wxSize wxGridCellNumberRenderer::GetBestSize(wxGrid& grid,
1571                                              wxGridCellAttr& attr,
1572                                              wxDC& dc,
1573                                              int row, int col)
1574 {
1575     return DoGetBestSize(attr, dc, GetString(grid, row, col));
1576 }
1577
1578 // ----------------------------------------------------------------------------
1579 // wxGridCellFloatRenderer
1580 // ----------------------------------------------------------------------------
1581
1582 wxGridCellFloatRenderer::wxGridCellFloatRenderer(int width, int precision)
1583 {
1584     SetWidth(width);
1585     SetPrecision(precision);
1586 }
1587
1588 wxGridCellRenderer *wxGridCellFloatRenderer::Clone() const
1589 {
1590     wxGridCellFloatRenderer *renderer = new wxGridCellFloatRenderer;
1591     renderer->m_width = m_width;
1592     renderer->m_precision = m_precision;
1593     renderer->m_format = m_format;
1594
1595     return renderer;
1596 }
1597
1598 wxString wxGridCellFloatRenderer::GetString(wxGrid& grid, int row, int col)
1599 {
1600     wxGridTableBase *table = grid.GetTable();
1601
1602     bool hasDouble;
1603     double val;
1604     wxString text;
1605     if ( table->CanGetValueAs(row, col, wxGRID_VALUE_FLOAT) )
1606     {
1607         val = table->GetValueAsDouble(row, col);
1608         hasDouble = TRUE;
1609     }
1610     else
1611     {
1612         text = table->GetValue(row, col);
1613         hasDouble = text.ToDouble(&val);
1614     }
1615
1616     if ( hasDouble )
1617     {
1618         if ( !m_format )
1619         {
1620             if ( m_width == -1 )
1621             {
1622                 // default width/precision
1623                 m_format = _T("%f");
1624             }
1625             else if ( m_precision == -1 )
1626             {
1627                 // default precision
1628                 m_format.Printf(_T("%%%d.f"), m_width);
1629             }
1630             else
1631             {
1632                 m_format.Printf(_T("%%%d.%df"), m_width, m_precision);
1633             }
1634         }
1635
1636         text.Printf(m_format, val);
1637     }
1638     //else: text already contains the string
1639
1640     return text;
1641 }
1642
1643 void wxGridCellFloatRenderer::Draw(wxGrid& grid,
1644                                    wxGridCellAttr& attr,
1645                                    wxDC& dc,
1646                                    const wxRect& rectCell,
1647                                    int row, int col,
1648                                    bool isSelected)
1649 {
1650     wxGridCellRenderer::Draw(grid, attr, dc, rectCell, row, col, isSelected);
1651
1652     SetTextColoursAndFont(grid, attr, dc, isSelected);
1653
1654     // draw the text right aligned by default
1655     int hAlign, vAlign;
1656     attr.GetAlignment(&hAlign, &vAlign);
1657     hAlign = wxRIGHT;
1658
1659     wxRect rect = rectCell;
1660     rect.Inflate(-1);
1661
1662     grid.DrawTextRectangle(dc, GetString(grid, row, col), rect, hAlign, vAlign);
1663 }
1664
1665 wxSize wxGridCellFloatRenderer::GetBestSize(wxGrid& grid,
1666                                             wxGridCellAttr& attr,
1667                                             wxDC& dc,
1668                                             int row, int col)
1669 {
1670     return DoGetBestSize(attr, dc, GetString(grid, row, col));
1671 }
1672
1673 void wxGridCellFloatRenderer::SetParameters(const wxString& params)
1674 {
1675     bool ok = TRUE;
1676
1677     if ( !params )
1678     {
1679         // reset to defaults
1680         SetWidth(-1);
1681         SetPrecision(-1);
1682     }
1683     else
1684     {
1685         wxString tmp = params.BeforeFirst(_T(','));
1686         if ( !!tmp )
1687         {
1688             long width;
1689             if ( !tmp.ToLong(&width) )
1690             {
1691                 ok = FALSE;
1692             }
1693             else
1694             {
1695                 SetWidth((int)width);
1696
1697                 tmp = params.AfterFirst(_T(','));
1698                 if ( !!tmp )
1699                 {
1700                     long precision;
1701                     if ( !tmp.ToLong(&precision) )
1702                     {
1703                         ok = FALSE;
1704                     }
1705                     else
1706                     {
1707                         SetPrecision((int)precision);
1708                     }
1709                 }
1710             }
1711         }
1712
1713         if ( !ok )
1714         {
1715             wxLogDebug(_T("Invalid wxGridCellFloatRenderer parameter string '%s ignored"), params.c_str());
1716         }
1717     }
1718 }
1719
1720 // ----------------------------------------------------------------------------
1721 // wxGridCellBoolRenderer
1722 // ----------------------------------------------------------------------------
1723
1724 wxSize wxGridCellBoolRenderer::ms_sizeCheckMark;
1725
1726 // FIXME these checkbox size calculations are really ugly...
1727
1728 // between checkmark and box
1729 static const wxCoord wxGRID_CHECKMARK_MARGIN = 2;
1730
1731 wxSize wxGridCellBoolRenderer::GetBestSize(wxGrid& grid,
1732                                            wxGridCellAttr& WXUNUSED(attr),
1733                                            wxDC& WXUNUSED(dc),
1734                                            int WXUNUSED(row),
1735                                            int WXUNUSED(col))
1736 {
1737     // compute it only once (no locks for MT safeness in GUI thread...)
1738     if ( !ms_sizeCheckMark.x )
1739     {
1740         // get checkbox size
1741         wxCoord checkSize = 0;
1742         wxCheckBox *checkbox = new wxCheckBox(&grid, -1, wxEmptyString);
1743         wxSize size = checkbox->GetBestSize();
1744         checkSize = size.y + 2*wxGRID_CHECKMARK_MARGIN;
1745
1746         // FIXME wxGTK::wxCheckBox::GetBestSize() gives "wrong" result
1747 #if defined(__WXGTK__) || defined(__WXMOTIF__)
1748         checkSize -= size.y / 2;
1749 #endif
1750
1751         delete checkbox;
1752
1753         ms_sizeCheckMark.x = ms_sizeCheckMark.y = checkSize;
1754     }
1755
1756     return ms_sizeCheckMark;
1757 }
1758
1759 void wxGridCellBoolRenderer::Draw(wxGrid& grid,
1760                                   wxGridCellAttr& attr,
1761                                   wxDC& dc,
1762                                   const wxRect& rect,
1763                                   int row, int col,
1764                                   bool isSelected)
1765 {
1766     wxGridCellRenderer::Draw(grid, attr, dc, rect, row, col, isSelected);
1767
1768     // draw a check mark in the centre (ignoring alignment - TODO)
1769     wxSize size = GetBestSize(grid, attr, dc, row, col);
1770
1771     // don't draw outside the cell
1772     wxCoord minSize = wxMin(rect.width, rect.height);
1773     if ( size.x >= minSize || size.y >= minSize )
1774     {
1775         // and even leave (at least) 1 pixel margin
1776         size.x = size.y = minSize - 2;
1777     }
1778
1779     // draw a border around checkmark
1780     wxRect rectBorder;
1781     rectBorder.x = rect.x + rect.width/2 - size.x/2;
1782     rectBorder.y = rect.y + rect.height/2 - size.y/2;
1783     rectBorder.width = size.x;
1784     rectBorder.height = size.y;
1785
1786     bool value;
1787     if ( grid.GetTable()->CanGetValueAs(row, col, wxGRID_VALUE_BOOL) )
1788         value = grid.GetTable()->GetValueAsBool(row, col);
1789     else
1790         value = !!grid.GetTable()->GetValue(row, col);
1791
1792     if ( value )
1793     {
1794         wxRect rectMark = rectBorder;
1795 #ifdef __WXMSW__
1796         // MSW DrawCheckMark() is weird (and should probably be changed...)
1797         rectMark.Inflate(-wxGRID_CHECKMARK_MARGIN/2);
1798         rectMark.x++;
1799         rectMark.y++;
1800 #else // !MSW
1801         rectMark.Inflate(-wxGRID_CHECKMARK_MARGIN);
1802 #endif // MSW/!MSW
1803
1804         dc.SetTextForeground(attr.GetTextColour());
1805         dc.DrawCheckMark(rectMark);
1806     }
1807
1808     dc.SetBrush(*wxTRANSPARENT_BRUSH);
1809     dc.SetPen(wxPen(attr.GetTextColour(), 1, wxSOLID));
1810     dc.DrawRectangle(rectBorder);
1811 }
1812
1813 // ----------------------------------------------------------------------------
1814 // wxGridCellAttr
1815 // ----------------------------------------------------------------------------
1816
1817 wxGridCellAttr *wxGridCellAttr::Clone() const
1818 {
1819     wxGridCellAttr *attr = new wxGridCellAttr;
1820     if ( HasTextColour() )
1821         attr->SetTextColour(GetTextColour());
1822     if ( HasBackgroundColour() )
1823         attr->SetBackgroundColour(GetBackgroundColour());
1824     if ( HasFont() )
1825         attr->SetFont(GetFont());
1826     if ( HasAlignment() )
1827         attr->SetAlignment(m_hAlign, m_vAlign);
1828
1829     if ( m_renderer )
1830     {
1831         attr->SetRenderer(m_renderer);
1832         m_renderer->IncRef();
1833     }
1834     if ( m_editor )
1835     {
1836         attr->SetEditor(m_editor);
1837         m_editor->IncRef();
1838     }
1839
1840     if ( IsReadOnly() )
1841         attr->SetReadOnly();
1842
1843     attr->SetDefAttr(m_defGridAttr);
1844
1845     return attr;
1846 }
1847
1848 const wxColour& wxGridCellAttr::GetTextColour() const
1849 {
1850     if (HasTextColour())
1851     {
1852         return m_colText;
1853     }
1854     else if (m_defGridAttr != this)
1855     {
1856         return m_defGridAttr->GetTextColour();
1857     }
1858     else
1859     {
1860         wxFAIL_MSG(wxT("Missing default cell attribute"));
1861         return wxNullColour;
1862     }
1863 }
1864
1865
1866 const wxColour& wxGridCellAttr::GetBackgroundColour() const
1867 {
1868     if (HasBackgroundColour())
1869         return m_colBack;
1870     else if (m_defGridAttr != this)
1871         return m_defGridAttr->GetBackgroundColour();
1872     else
1873     {
1874         wxFAIL_MSG(wxT("Missing default cell attribute"));
1875         return wxNullColour;
1876     }
1877 }
1878
1879
1880 const wxFont& wxGridCellAttr::GetFont() const
1881 {
1882     if (HasFont())
1883         return m_font;
1884     else if (m_defGridAttr != this)
1885         return m_defGridAttr->GetFont();
1886     else
1887     {
1888         wxFAIL_MSG(wxT("Missing default cell attribute"));
1889         return wxNullFont;
1890     }
1891 }
1892
1893
1894 void wxGridCellAttr::GetAlignment(int *hAlign, int *vAlign) const
1895 {
1896     if (HasAlignment())
1897     {
1898         if ( hAlign ) *hAlign = m_hAlign;
1899         if ( vAlign ) *vAlign = m_vAlign;
1900     }
1901     else if (m_defGridAttr != this)
1902         m_defGridAttr->GetAlignment(hAlign, vAlign);
1903     else
1904     {
1905         wxFAIL_MSG(wxT("Missing default cell attribute"));
1906     }
1907 }
1908
1909
1910 // GetRenderer and GetEditor use a slightly different decision path about
1911 // which attribute to use.  If a non-default attr object has one then it is
1912 // used, otherwise the default editor or renderer is fetched from the grid and
1913 // used.  It should be the default for the data type of the cell.  If it is
1914 // NULL (because the table has a type that the grid does not have in its
1915 // registry,) then the grid's default editor or renderer is used.
1916
1917 wxGridCellRenderer* wxGridCellAttr::GetRenderer(wxGrid* grid, int row, int col) const
1918 {
1919     wxGridCellRenderer* renderer = NULL;
1920
1921     if ( m_defGridAttr != this || grid == NULL )
1922     {
1923         renderer = m_renderer;      // use local attribute
1924         if ( renderer )
1925             renderer->IncRef();
1926     }
1927
1928     if ( !renderer && grid )        // get renderer for the data type
1929     {
1930         // GetDefaultRendererForCell() will do IncRef() for us
1931         renderer = grid->GetDefaultRendererForCell(row, col);
1932     }
1933
1934     if ( !renderer )
1935     {
1936         // if we still don't have one then use the grid default
1937         // (no need for IncRef() here neither)
1938         renderer = m_defGridAttr->GetRenderer(NULL,0,0);
1939     }
1940
1941     if ( !renderer)
1942     {
1943         wxFAIL_MSG(wxT("Missing default cell attribute"));
1944     }
1945
1946     return renderer;
1947 }
1948
1949 wxGridCellEditor* wxGridCellAttr::GetEditor(wxGrid* grid, int row, int col) const
1950 {
1951     wxGridCellEditor* editor = NULL;
1952
1953     if ( m_defGridAttr != this || grid == NULL )
1954     {
1955         editor = m_editor;      // use local attribute
1956         if ( editor )
1957             editor->IncRef();
1958     }
1959
1960     if ( !editor && grid )                   // get renderer for the data type
1961         editor = grid->GetDefaultEditorForCell(row, col);
1962
1963     if ( !editor )
1964         // if we still don't have one then use the grid default
1965         editor = m_defGridAttr->GetEditor(NULL,0,0);
1966
1967     if ( !editor )
1968     {
1969         wxFAIL_MSG(wxT("Missing default cell attribute"));
1970     }
1971
1972     return editor;
1973 }
1974
1975 // ----------------------------------------------------------------------------
1976 // wxGridCellAttrData
1977 // ----------------------------------------------------------------------------
1978
1979 void wxGridCellAttrData::SetAttr(wxGridCellAttr *attr, int row, int col)
1980 {
1981     int n = FindIndex(row, col);
1982     if ( n == wxNOT_FOUND )
1983     {
1984         // add the attribute
1985         m_attrs.Add(new wxGridCellWithAttr(row, col, attr));
1986     }
1987     else
1988     {
1989         if ( attr )
1990         {
1991             // change the attribute
1992             m_attrs[(size_t)n].attr = attr;
1993         }
1994         else
1995         {
1996             // remove this attribute
1997             m_attrs.RemoveAt((size_t)n);
1998         }
1999     }
2000 }
2001
2002 wxGridCellAttr *wxGridCellAttrData::GetAttr(int row, int col) const
2003 {
2004     wxGridCellAttr *attr = (wxGridCellAttr *)NULL;
2005
2006     int n = FindIndex(row, col);
2007     if ( n != wxNOT_FOUND )
2008     {
2009         attr = m_attrs[(size_t)n].attr;
2010         attr->IncRef();
2011     }
2012
2013     return attr;
2014 }
2015
2016 void wxGridCellAttrData::UpdateAttrRows( size_t pos, int numRows )
2017 {
2018     size_t count = m_attrs.GetCount();
2019     for ( size_t n = 0; n < count; n++ )
2020     {
2021         wxGridCellCoords& coords = m_attrs[n].coords;
2022         wxCoord row = coords.GetRow();
2023         if ((size_t)row >= pos)
2024         {
2025             if (numRows > 0)
2026             {
2027                 // If rows inserted, include row counter where necessary
2028                 coords.SetRow(row + numRows);
2029             }
2030             else if (numRows < 0)
2031             {
2032                 // If rows deleted ...
2033                 if ((size_t)row >= pos - numRows)
2034                 {
2035                     // ...either decrement row counter (if row still exists)...
2036                     coords.SetRow(row + numRows);
2037                 }
2038                 else
2039                 {
2040                     // ...or remove the attribute
2041                     m_attrs.RemoveAt((size_t)n);
2042                     n--; count--;
2043                 }
2044             }
2045         }
2046     }
2047 }
2048
2049 void wxGridCellAttrData::UpdateAttrCols( size_t pos, int numCols )
2050 {
2051     size_t count = m_attrs.GetCount();
2052     for ( size_t n = 0; n < count; n++ )
2053     {
2054         wxGridCellCoords& coords = m_attrs[n].coords;
2055         wxCoord col = coords.GetCol();
2056         if ( (size_t)col >= pos )
2057         {
2058             if ( numCols > 0 )
2059             {
2060                 // If rows inserted, include row counter where necessary
2061                 coords.SetCol(col + numCols);
2062             }
2063             else if (numCols < 0)
2064             {
2065                 // If rows deleted ...
2066                 if ((size_t)col >= pos - numCols)
2067                 {
2068                     // ...either decrement row counter (if row still exists)...
2069                     coords.SetCol(col + numCols);
2070                 }
2071                 else
2072                 {
2073                     // ...or remove the attribute
2074                     m_attrs.RemoveAt((size_t)n);
2075                     n--; count--;
2076                 }
2077             }
2078         }
2079     }
2080 }
2081
2082 int wxGridCellAttrData::FindIndex(int row, int col) const
2083 {
2084     size_t count = m_attrs.GetCount();
2085     for ( size_t n = 0; n < count; n++ )
2086     {
2087         const wxGridCellCoords& coords = m_attrs[n].coords;
2088         if ( (coords.GetRow() == row) && (coords.GetCol() == col) )
2089         {
2090             return n;
2091         }
2092     }
2093
2094     return wxNOT_FOUND;
2095 }
2096
2097 // ----------------------------------------------------------------------------
2098 // wxGridRowOrColAttrData
2099 // ----------------------------------------------------------------------------
2100
2101 wxGridRowOrColAttrData::~wxGridRowOrColAttrData()
2102 {
2103     size_t count = m_attrs.Count();
2104     for ( size_t n = 0; n < count; n++ )
2105     {
2106         m_attrs[n]->DecRef();
2107     }
2108 }
2109
2110 wxGridCellAttr *wxGridRowOrColAttrData::GetAttr(int rowOrCol) const
2111 {
2112     wxGridCellAttr *attr = (wxGridCellAttr *)NULL;
2113
2114     int n = m_rowsOrCols.Index(rowOrCol);
2115     if ( n != wxNOT_FOUND )
2116     {
2117         attr = m_attrs[(size_t)n];
2118         attr->IncRef();
2119     }
2120
2121     return attr;
2122 }
2123
2124 void wxGridRowOrColAttrData::SetAttr(wxGridCellAttr *attr, int rowOrCol)
2125 {
2126     int i = m_rowsOrCols.Index(rowOrCol);
2127     if ( i == wxNOT_FOUND )
2128     {
2129         // add the attribute
2130         m_rowsOrCols.Add(rowOrCol);
2131         m_attrs.Add(attr);
2132     }
2133     else
2134     {
2135         size_t n = (size_t)i;
2136         if ( attr )
2137         {
2138             // change the attribute
2139             m_attrs[n]->DecRef();
2140             m_attrs[n] = attr;
2141         }
2142         else
2143         {
2144             // remove this attribute
2145             m_attrs[n]->DecRef();
2146             m_rowsOrCols.RemoveAt(n);
2147             m_attrs.RemoveAt(n);
2148         }
2149     }
2150 }
2151
2152 void wxGridRowOrColAttrData::UpdateAttrRowsOrCols( size_t pos, int numRowsOrCols )
2153 {
2154     size_t count = m_attrs.GetCount();
2155     for ( size_t n = 0; n < count; n++ )
2156     {
2157         int & rowOrCol = m_rowsOrCols[n];
2158         if ( (size_t)rowOrCol >= pos )
2159         {
2160             if ( numRowsOrCols > 0 )
2161             {
2162                 // If rows inserted, include row counter where necessary
2163                 rowOrCol += numRowsOrCols;
2164             }
2165             else if ( numRowsOrCols < 0)
2166             {
2167                 // If rows deleted, either decrement row counter (if row still exists)
2168                 if ((size_t)rowOrCol >= pos - numRowsOrCols)
2169                     rowOrCol += numRowsOrCols;
2170                 else
2171                 {
2172                     m_rowsOrCols.RemoveAt((size_t)n);
2173                     m_attrs.RemoveAt((size_t)n);
2174                     n--; count--;
2175                 }
2176             }
2177         }
2178     }
2179 }
2180
2181 // ----------------------------------------------------------------------------
2182 // wxGridCellAttrProvider
2183 // ----------------------------------------------------------------------------
2184
2185 wxGridCellAttrProvider::wxGridCellAttrProvider()
2186 {
2187     m_data = (wxGridCellAttrProviderData *)NULL;
2188 }
2189
2190 wxGridCellAttrProvider::~wxGridCellAttrProvider()
2191 {
2192     delete m_data;
2193 }
2194
2195 void wxGridCellAttrProvider::InitData()
2196 {
2197     m_data = new wxGridCellAttrProviderData;
2198 }
2199
2200 wxGridCellAttr *wxGridCellAttrProvider::GetAttr(int row, int col) const
2201 {
2202     wxGridCellAttr *attr = (wxGridCellAttr *)NULL;
2203     if ( m_data )
2204     {
2205         // first look for the attribute of this specific cell
2206         attr = m_data->m_cellAttrs.GetAttr(row, col);
2207
2208         if ( !attr )
2209         {
2210             // then look for the col attr (col attributes are more common than
2211             // the row ones, hence they have priority)
2212             attr = m_data->m_colAttrs.GetAttr(col);
2213         }
2214
2215         if ( !attr )
2216         {
2217             // finally try the row attributes
2218             attr = m_data->m_rowAttrs.GetAttr(row);
2219         }
2220     }
2221
2222     return attr;
2223 }
2224
2225 void wxGridCellAttrProvider::SetAttr(wxGridCellAttr *attr,
2226                                      int row, int col)
2227 {
2228     if ( !m_data )
2229         InitData();
2230
2231     m_data->m_cellAttrs.SetAttr(attr, row, col);
2232 }
2233
2234 void wxGridCellAttrProvider::SetRowAttr(wxGridCellAttr *attr, int row)
2235 {
2236     if ( !m_data )
2237         InitData();
2238
2239     m_data->m_rowAttrs.SetAttr(attr, row);
2240 }
2241
2242 void wxGridCellAttrProvider::SetColAttr(wxGridCellAttr *attr, int col)
2243 {
2244     if ( !m_data )
2245         InitData();
2246
2247     m_data->m_colAttrs.SetAttr(attr, col);
2248 }
2249
2250 void wxGridCellAttrProvider::UpdateAttrRows( size_t pos, int numRows )
2251 {
2252     if ( m_data )
2253     {
2254         m_data->m_cellAttrs.UpdateAttrRows( pos, numRows );
2255
2256         m_data->m_rowAttrs.UpdateAttrRowsOrCols( pos, numRows );
2257     }
2258 }
2259
2260 void wxGridCellAttrProvider::UpdateAttrCols( size_t pos, int numCols )
2261 {
2262     if ( m_data )
2263     {
2264         m_data->m_cellAttrs.UpdateAttrCols( pos, numCols );
2265
2266         m_data->m_colAttrs.UpdateAttrRowsOrCols( pos, numCols );
2267     }
2268 }
2269
2270 // ----------------------------------------------------------------------------
2271 // wxGridTypeRegistry
2272 // ----------------------------------------------------------------------------
2273
2274 wxGridTypeRegistry::~wxGridTypeRegistry()
2275 {
2276     size_t count = m_typeinfo.Count();
2277     for ( size_t i = 0; i < count; i++ )
2278         delete m_typeinfo[i];
2279 }
2280
2281
2282 void wxGridTypeRegistry::RegisterDataType(const wxString& typeName,
2283                                           wxGridCellRenderer* renderer,
2284                                           wxGridCellEditor* editor)
2285 {
2286     wxGridDataTypeInfo* info = new wxGridDataTypeInfo(typeName, renderer, editor);
2287
2288     // is it already registered?
2289     int loc = FindRegisteredDataType(typeName);
2290     if ( loc != wxNOT_FOUND )
2291     {
2292         delete m_typeinfo[loc];
2293         m_typeinfo[loc] = info;
2294     }
2295     else
2296     {
2297         m_typeinfo.Add(info);
2298     }
2299 }
2300
2301 int wxGridTypeRegistry::FindRegisteredDataType(const wxString& typeName)
2302 {
2303     size_t count = m_typeinfo.GetCount();
2304     for ( size_t i = 0; i < count; i++ )
2305     {
2306         if ( typeName == m_typeinfo[i]->m_typeName )
2307         {
2308             return i;
2309         }
2310     }
2311
2312     return wxNOT_FOUND;
2313 }
2314
2315 int wxGridTypeRegistry::FindDataType(const wxString& typeName)
2316 {
2317     int index = FindRegisteredDataType(typeName);
2318     if ( index == wxNOT_FOUND )
2319     {
2320         // check whether this is one of the standard ones, in which case
2321         // register it "on the fly"
2322         if ( typeName == wxGRID_VALUE_STRING )
2323         {
2324             RegisterDataType(wxGRID_VALUE_STRING,
2325                              new wxGridCellStringRenderer,
2326                              new wxGridCellTextEditor);
2327         }
2328         else if ( typeName == wxGRID_VALUE_BOOL )
2329         {
2330             RegisterDataType(wxGRID_VALUE_BOOL,
2331                              new wxGridCellBoolRenderer,
2332                              new wxGridCellBoolEditor);
2333         }
2334         else if ( typeName == wxGRID_VALUE_NUMBER )
2335         {
2336             RegisterDataType(wxGRID_VALUE_NUMBER,
2337                              new wxGridCellNumberRenderer,
2338                              new wxGridCellNumberEditor);
2339         }
2340         else if ( typeName == wxGRID_VALUE_FLOAT )
2341         {
2342             RegisterDataType(wxGRID_VALUE_FLOAT,
2343                              new wxGridCellFloatRenderer,
2344                              new wxGridCellFloatEditor);
2345         }
2346         else if ( typeName == wxGRID_VALUE_CHOICE )
2347         {
2348             RegisterDataType(wxGRID_VALUE_CHOICE,
2349                              new wxGridCellStringRenderer,
2350                              new wxGridCellChoiceEditor);
2351         }
2352         else
2353         {
2354             return wxNOT_FOUND;
2355         }
2356
2357         // we get here only if just added the entry for this type, so return
2358         // the last index
2359         index = m_typeinfo.GetCount() - 1;
2360     }
2361
2362     return index;
2363 }
2364
2365 int wxGridTypeRegistry::FindOrCloneDataType(const wxString& typeName)
2366 {
2367     int index = FindDataType(typeName);
2368     if ( index == wxNOT_FOUND )
2369     {
2370         // the first part of the typename is the "real" type, anything after ':'
2371         // are the parameters for the renderer
2372         index = FindDataType(typeName.BeforeFirst(_T(':')));
2373         if ( index == wxNOT_FOUND )
2374         {
2375             return wxNOT_FOUND;
2376         }
2377
2378         wxGridCellRenderer *renderer = GetRenderer(index);
2379         wxGridCellRenderer *rendererOld = renderer;
2380         renderer = renderer->Clone();
2381         rendererOld->DecRef();
2382
2383         wxGridCellEditor *editor = GetEditor(index);
2384         wxGridCellEditor *editorOld = editor;
2385         editor = editor->Clone();
2386         editorOld->DecRef();
2387
2388         // do it even if there are no parameters to reset them to defaults
2389         wxString params = typeName.AfterFirst(_T(':'));
2390         renderer->SetParameters(params);
2391         editor->SetParameters(params);
2392
2393         // register the new typename
2394         RegisterDataType(typeName, renderer, editor);
2395
2396         // we just registered it, it's the last one
2397         index = m_typeinfo.GetCount() - 1;
2398     }
2399
2400     return index;
2401 }
2402
2403 wxGridCellRenderer* wxGridTypeRegistry::GetRenderer(int index)
2404 {
2405     wxGridCellRenderer* renderer = m_typeinfo[index]->m_renderer;
2406     renderer->IncRef();
2407     return renderer;
2408 }
2409
2410 wxGridCellEditor* wxGridTypeRegistry::GetEditor(int index)
2411 {
2412     wxGridCellEditor* editor = m_typeinfo[index]->m_editor;
2413     editor->IncRef();
2414     return editor;
2415 }
2416
2417 // ----------------------------------------------------------------------------
2418 // wxGridTableBase
2419 // ----------------------------------------------------------------------------
2420
2421 IMPLEMENT_ABSTRACT_CLASS( wxGridTableBase, wxObject )
2422
2423
2424 wxGridTableBase::wxGridTableBase()
2425 {
2426     m_view = (wxGrid *) NULL;
2427     m_attrProvider = (wxGridCellAttrProvider *) NULL;
2428 }
2429
2430 wxGridTableBase::~wxGridTableBase()
2431 {
2432     delete m_attrProvider;
2433 }
2434
2435 void wxGridTableBase::SetAttrProvider(wxGridCellAttrProvider *attrProvider)
2436 {
2437     delete m_attrProvider;
2438     m_attrProvider = attrProvider;
2439 }
2440
2441 bool wxGridTableBase::CanHaveAttributes()
2442 {
2443     if ( ! GetAttrProvider() )
2444     {
2445         // use the default attr provider by default
2446         SetAttrProvider(new wxGridCellAttrProvider);
2447     }
2448     return TRUE;
2449 }
2450
2451 wxGridCellAttr *wxGridTableBase::GetAttr(int row, int col)
2452 {
2453     if ( m_attrProvider )
2454         return m_attrProvider->GetAttr(row, col);
2455     else
2456         return (wxGridCellAttr *)NULL;
2457 }
2458
2459 void wxGridTableBase::SetAttr(wxGridCellAttr* attr, int row, int col)
2460 {
2461     if ( m_attrProvider )
2462     {
2463         m_attrProvider->SetAttr(attr, row, col);
2464     }
2465     else
2466     {
2467         // as we take ownership of the pointer and don't store it, we must
2468         // free it now
2469         wxSafeDecRef(attr);
2470     }
2471 }
2472
2473 void wxGridTableBase::SetRowAttr(wxGridCellAttr *attr, int row)
2474 {
2475     if ( m_attrProvider )
2476     {
2477         m_attrProvider->SetRowAttr(attr, row);
2478     }
2479     else
2480     {
2481         // as we take ownership of the pointer and don't store it, we must
2482         // free it now
2483         wxSafeDecRef(attr);
2484     }
2485 }
2486
2487 void wxGridTableBase::SetColAttr(wxGridCellAttr *attr, int col)
2488 {
2489     if ( m_attrProvider )
2490     {
2491         m_attrProvider->SetColAttr(attr, col);
2492     }
2493     else
2494     {
2495         // as we take ownership of the pointer and don't store it, we must
2496         // free it now
2497         wxSafeDecRef(attr);
2498     }
2499 }
2500
2501 bool wxGridTableBase::InsertRows( size_t WXUNUSED(pos),
2502                                   size_t WXUNUSED(numRows) )
2503 {
2504     wxFAIL_MSG( wxT("Called grid table class function InsertRows\nbut your derived table class does not override this function") );
2505
2506     return FALSE;
2507 }
2508
2509 bool wxGridTableBase::AppendRows( size_t WXUNUSED(numRows) )
2510 {
2511     wxFAIL_MSG( wxT("Called grid table class function AppendRows\nbut your derived table class does not override this function"));
2512
2513     return FALSE;
2514 }
2515
2516 bool wxGridTableBase::DeleteRows( size_t WXUNUSED(pos),
2517                                   size_t WXUNUSED(numRows) )
2518 {
2519     wxFAIL_MSG( wxT("Called grid table class function DeleteRows\nbut your derived table class does not override this function"));
2520
2521     return FALSE;
2522 }
2523
2524 bool wxGridTableBase::InsertCols( size_t WXUNUSED(pos),
2525                                   size_t WXUNUSED(numCols) )
2526 {
2527     wxFAIL_MSG( wxT("Called grid table class function InsertCols\nbut your derived table class does not override this function"));
2528
2529     return FALSE;
2530 }
2531
2532 bool wxGridTableBase::AppendCols( size_t WXUNUSED(numCols) )
2533 {
2534     wxFAIL_MSG(wxT("Called grid table class function AppendCols\nbut your derived table class does not override this function"));
2535
2536     return FALSE;
2537 }
2538
2539 bool wxGridTableBase::DeleteCols( size_t WXUNUSED(pos),
2540                                   size_t WXUNUSED(numCols) )
2541 {
2542     wxFAIL_MSG( wxT("Called grid table class function DeleteCols\nbut your derived table class does not override this function"));
2543
2544     return FALSE;
2545 }
2546
2547
2548 wxString wxGridTableBase::GetRowLabelValue( int row )
2549 {
2550     wxString s;
2551     s << row + 1; // RD: Starting the rows at zero confuses users, no matter
2552                   //     how much it makes sense to us geeks.
2553     return s;
2554 }
2555
2556 wxString wxGridTableBase::GetColLabelValue( int col )
2557 {
2558     // default col labels are:
2559     //   cols 0 to 25   : A-Z
2560     //   cols 26 to 675 : AA-ZZ
2561     //   etc.
2562
2563     wxString s;
2564     unsigned int i, n;
2565     for ( n = 1; ; n++ )
2566     {
2567         s += (_T('A') + (wxChar)( col%26 ));
2568         col = col/26 - 1;
2569         if ( col < 0 ) break;
2570     }
2571
2572     // reverse the string...
2573     wxString s2;
2574     for ( i = 0;  i < n;  i++ )
2575     {
2576         s2 += s[n-i-1];
2577     }
2578
2579     return s2;
2580 }
2581
2582
2583 wxString wxGridTableBase::GetTypeName( int WXUNUSED(row), int WXUNUSED(col) )
2584 {
2585     return wxGRID_VALUE_STRING;
2586 }
2587
2588 bool wxGridTableBase::CanGetValueAs( int WXUNUSED(row), int WXUNUSED(col),
2589                                      const wxString& typeName )
2590 {
2591     return typeName == wxGRID_VALUE_STRING;
2592 }
2593
2594 bool wxGridTableBase::CanSetValueAs( int row, int col, const wxString& typeName )
2595 {
2596     return CanGetValueAs(row, col, typeName);
2597 }
2598
2599 long wxGridTableBase::GetValueAsLong( int WXUNUSED(row), int WXUNUSED(col) )
2600 {
2601     return 0;
2602 }
2603
2604 double wxGridTableBase::GetValueAsDouble( int WXUNUSED(row), int WXUNUSED(col) )
2605 {
2606     return 0.0;
2607 }
2608
2609 bool wxGridTableBase::GetValueAsBool( int WXUNUSED(row), int WXUNUSED(col) )
2610 {
2611     return FALSE;
2612 }
2613
2614 void wxGridTableBase::SetValueAsLong( int WXUNUSED(row), int WXUNUSED(col),
2615                                       long WXUNUSED(value) )
2616 {
2617 }
2618
2619 void wxGridTableBase::SetValueAsDouble( int WXUNUSED(row), int WXUNUSED(col),
2620                                         double WXUNUSED(value) )
2621 {
2622 }
2623
2624 void wxGridTableBase::SetValueAsBool( int WXUNUSED(row), int WXUNUSED(col),
2625                                       bool WXUNUSED(value) )
2626 {
2627 }
2628
2629
2630 void* wxGridTableBase::GetValueAsCustom( int WXUNUSED(row), int WXUNUSED(col),
2631                                          const wxString& WXUNUSED(typeName) )
2632 {
2633     return NULL;
2634 }
2635
2636 void  wxGridTableBase::SetValueAsCustom( int WXUNUSED(row), int WXUNUSED(col),
2637                                          const wxString& WXUNUSED(typeName),
2638                                          void* WXUNUSED(value) )
2639 {
2640 }
2641
2642 //////////////////////////////////////////////////////////////////////
2643 //
2644 // Message class for the grid table to send requests and notifications
2645 // to the grid view
2646 //
2647
2648 wxGridTableMessage::wxGridTableMessage()
2649 {
2650     m_table = (wxGridTableBase *) NULL;
2651     m_id = -1;
2652     m_comInt1 = -1;
2653     m_comInt2 = -1;
2654 }
2655
2656 wxGridTableMessage::wxGridTableMessage( wxGridTableBase *table, int id,
2657                                         int commandInt1, int commandInt2 )
2658 {
2659     m_table = table;
2660     m_id = id;
2661     m_comInt1 = commandInt1;
2662     m_comInt2 = commandInt2;
2663 }
2664
2665
2666
2667 //////////////////////////////////////////////////////////////////////
2668 //
2669 // A basic grid table for string data. An object of this class will
2670 // created by wxGrid if you don't specify an alternative table class.
2671 //
2672
2673 WX_DEFINE_OBJARRAY(wxGridStringArray)
2674
2675 IMPLEMENT_DYNAMIC_CLASS( wxGridStringTable, wxGridTableBase )
2676
2677 wxGridStringTable::wxGridStringTable()
2678         : wxGridTableBase()
2679 {
2680 }
2681
2682 wxGridStringTable::wxGridStringTable( int numRows, int numCols )
2683         : wxGridTableBase()
2684 {
2685     int row, col;
2686
2687     m_data.Alloc( numRows );
2688
2689     wxArrayString sa;
2690     sa.Alloc( numCols );
2691     for ( col = 0;  col < numCols;  col++ )
2692     {
2693         sa.Add( wxEmptyString );
2694     }
2695
2696     for ( row = 0;  row < numRows;  row++ )
2697     {
2698         m_data.Add( sa );
2699     }
2700 }
2701
2702 wxGridStringTable::~wxGridStringTable()
2703 {
2704 }
2705
2706 int wxGridStringTable::GetNumberRows()
2707 {
2708     return m_data.GetCount();
2709 }
2710
2711 int wxGridStringTable::GetNumberCols()
2712 {
2713     if ( m_data.GetCount() > 0 )
2714         return m_data[0].GetCount();
2715     else
2716         return 0;
2717 }
2718
2719 wxString wxGridStringTable::GetValue( int row, int col )
2720 {
2721     wxASSERT_MSG( (row < GetNumberRows()) && (col < GetNumberCols()),
2722                   _T("invalid row or column index in wxGridStringTable") );
2723
2724     return m_data[row][col];
2725 }
2726
2727 void wxGridStringTable::SetValue( int row, int col, const wxString& value )
2728 {
2729     wxASSERT_MSG( (row < GetNumberRows()) && (col < GetNumberCols()),
2730                   _T("invalid row or column index in wxGridStringTable") );
2731
2732     m_data[row][col] = value;
2733 }
2734
2735 bool wxGridStringTable::IsEmptyCell( int row, int col )
2736 {
2737     wxASSERT_MSG( (row < GetNumberRows()) && (col < GetNumberCols()),
2738                   _T("invalid row or column index in wxGridStringTable") );
2739
2740     return (m_data[row][col] == wxEmptyString);
2741 }
2742
2743 void wxGridStringTable::Clear()
2744 {
2745     int row, col;
2746     int numRows, numCols;
2747
2748     numRows = m_data.GetCount();
2749     if ( numRows > 0 )
2750     {
2751         numCols = m_data[0].GetCount();
2752
2753         for ( row = 0;  row < numRows;  row++ )
2754         {
2755             for ( col = 0;  col < numCols;  col++ )
2756             {
2757                 m_data[row][col] = wxEmptyString;
2758             }
2759         }
2760     }
2761 }
2762
2763
2764 bool wxGridStringTable::InsertRows( size_t pos, size_t numRows )
2765 {
2766     size_t row, col;
2767
2768     size_t curNumRows = m_data.GetCount();
2769     size_t curNumCols = ( curNumRows > 0 ? m_data[0].GetCount() :
2770                           ( GetView() ? GetView()->GetNumberCols() : 0 ) );
2771
2772     if ( pos >= curNumRows )
2773     {
2774         return AppendRows( numRows );
2775     }
2776
2777     wxArrayString sa;
2778     sa.Alloc( curNumCols );
2779     for ( col = 0;  col < curNumCols;  col++ )
2780     {
2781         sa.Add( wxEmptyString );
2782     }
2783
2784     for ( row = pos;  row < pos + numRows;  row++ )
2785     {
2786         m_data.Insert( sa, row );
2787     }
2788     if ( GetView() )
2789     {
2790         wxGridTableMessage msg( this,
2791                                 wxGRIDTABLE_NOTIFY_ROWS_INSERTED,
2792                                 pos,
2793                                 numRows );
2794
2795         GetView()->ProcessTableMessage( msg );
2796     }
2797
2798     return TRUE;
2799 }
2800
2801 bool wxGridStringTable::AppendRows( size_t numRows )
2802 {
2803     size_t row, col;
2804
2805     size_t curNumRows = m_data.GetCount();
2806     size_t curNumCols = ( curNumRows > 0 ? m_data[0].GetCount() :
2807                           ( GetView() ? GetView()->GetNumberCols() : 0 ) );
2808
2809     wxArrayString sa;
2810     if ( curNumCols > 0 )
2811     {
2812         sa.Alloc( curNumCols );
2813         for ( col = 0;  col < curNumCols;  col++ )
2814         {
2815             sa.Add( wxEmptyString );
2816         }
2817     }
2818
2819     for ( row = 0;  row < numRows;  row++ )
2820     {
2821         m_data.Add( sa );
2822     }
2823
2824     if ( GetView() )
2825     {
2826         wxGridTableMessage msg( this,
2827                                 wxGRIDTABLE_NOTIFY_ROWS_APPENDED,
2828                                 numRows );
2829
2830         GetView()->ProcessTableMessage( msg );
2831     }
2832
2833     return TRUE;
2834 }
2835
2836 bool wxGridStringTable::DeleteRows( size_t pos, size_t numRows )
2837 {
2838     size_t n;
2839
2840     size_t curNumRows = m_data.GetCount();
2841
2842     if ( pos >= curNumRows )
2843     {
2844         wxString errmsg;
2845         errmsg.Printf(wxT("Called wxGridStringTable::DeleteRows(pos=%d, N=%d)\nPos value is invalid for present table with %d rows"),
2846                       pos, numRows, curNumRows );
2847         wxFAIL_MSG( errmsg );
2848         return FALSE;
2849     }
2850
2851     if ( numRows > curNumRows - pos )
2852     {
2853         numRows = curNumRows - pos;
2854     }
2855
2856     if ( numRows >= curNumRows )
2857     {
2858         m_data.Empty();  // don't release memory just yet
2859     }
2860     else
2861     {
2862         for ( n = 0;  n < numRows;  n++ )
2863         {
2864             m_data.Remove( pos );
2865         }
2866     }
2867     if ( GetView() )
2868     {
2869         wxGridTableMessage msg( this,
2870                                 wxGRIDTABLE_NOTIFY_ROWS_DELETED,
2871                                 pos,
2872                                 numRows );
2873
2874         GetView()->ProcessTableMessage( msg );
2875     }
2876
2877     return TRUE;
2878 }
2879
2880 bool wxGridStringTable::InsertCols( size_t pos, size_t numCols )
2881 {
2882     size_t row, col;
2883
2884     size_t curNumRows = m_data.GetCount();
2885     size_t curNumCols = ( curNumRows > 0 ? m_data[0].GetCount() :
2886                           ( GetView() ? GetView()->GetNumberCols() : 0 ) );
2887
2888     if ( pos >= curNumCols )
2889     {
2890         return AppendCols( numCols );
2891     }
2892
2893     for ( row = 0;  row < curNumRows;  row++ )
2894     {
2895         for ( col = pos;  col < pos + numCols;  col++ )
2896         {
2897             m_data[row].Insert( wxEmptyString, col );
2898         }
2899     }
2900     if ( GetView() )
2901     {
2902         wxGridTableMessage msg( this,
2903                                 wxGRIDTABLE_NOTIFY_COLS_INSERTED,
2904                                 pos,
2905                                 numCols );
2906
2907         GetView()->ProcessTableMessage( msg );
2908     }
2909
2910     return TRUE;
2911 }
2912
2913 bool wxGridStringTable::AppendCols( size_t numCols )
2914 {
2915     size_t row, n;
2916
2917     size_t curNumRows = m_data.GetCount();
2918 #if 0
2919     if ( !curNumRows )
2920     {
2921         // TODO: something better than this ?
2922         //
2923         wxFAIL_MSG( wxT("Unable to append cols to a grid table with no rows.\nCall AppendRows() first") );
2924         return FALSE;
2925     }
2926 #endif
2927
2928     for ( row = 0;  row < curNumRows;  row++ )
2929     {
2930         for ( n = 0;  n < numCols;  n++ )
2931         {
2932             m_data[row].Add( wxEmptyString );
2933         }
2934     }
2935
2936     if ( GetView() )
2937     {
2938         wxGridTableMessage msg( this,
2939                                 wxGRIDTABLE_NOTIFY_COLS_APPENDED,
2940                                 numCols );
2941
2942         GetView()->ProcessTableMessage( msg );
2943     }
2944
2945     return TRUE;
2946 }
2947
2948 bool wxGridStringTable::DeleteCols( size_t pos, size_t numCols )
2949 {
2950     size_t row, n;
2951
2952     size_t curNumRows = m_data.GetCount();
2953     size_t curNumCols = ( curNumRows > 0 ? m_data[0].GetCount() :
2954                           ( GetView() ? GetView()->GetNumberCols() : 0 ) );
2955
2956     if ( pos >= curNumCols )
2957     {
2958         wxString errmsg;
2959         errmsg.Printf( wxT("Called wxGridStringTable::DeleteCols(pos=%d, N=%d)...\nPos value is invalid for present table with %d cols"),
2960                         pos, numCols, curNumCols );
2961         wxFAIL_MSG( errmsg );
2962         return FALSE;
2963     }
2964
2965     if ( numCols > curNumCols - pos )
2966     {
2967         numCols = curNumCols - pos;
2968     }
2969
2970     for ( row = 0;  row < curNumRows;  row++ )
2971     {
2972         if ( numCols >= curNumCols )
2973         {
2974             m_data[row].Clear();
2975         }
2976         else
2977         {
2978             for ( n = 0;  n < numCols;  n++ )
2979             {
2980                 m_data[row].Remove( pos );
2981             }
2982         }
2983     }
2984     if ( GetView() )
2985     {
2986         wxGridTableMessage msg( this,
2987                                 wxGRIDTABLE_NOTIFY_COLS_DELETED,
2988                                 pos,
2989                                 numCols );
2990
2991         GetView()->ProcessTableMessage( msg );
2992     }
2993
2994     return TRUE;
2995 }
2996
2997 wxString wxGridStringTable::GetRowLabelValue( int row )
2998 {
2999     if ( row > (int)(m_rowLabels.GetCount()) - 1 )
3000     {
3001         // using default label
3002         //
3003         return wxGridTableBase::GetRowLabelValue( row );
3004     }
3005     else
3006     {
3007         return m_rowLabels[ row ];
3008     }
3009 }
3010
3011 wxString wxGridStringTable::GetColLabelValue( int col )
3012 {
3013     if ( col > (int)(m_colLabels.GetCount()) - 1 )
3014     {
3015         // using default label
3016         //
3017         return wxGridTableBase::GetColLabelValue( col );
3018     }
3019     else
3020     {
3021         return m_colLabels[ col ];
3022     }
3023 }
3024
3025 void wxGridStringTable::SetRowLabelValue( int row, const wxString& value )
3026 {
3027     if ( row > (int)(m_rowLabels.GetCount()) - 1 )
3028     {
3029         int n = m_rowLabels.GetCount();
3030         int i;
3031         for ( i = n;  i <= row;  i++ )
3032         {
3033             m_rowLabels.Add( wxGridTableBase::GetRowLabelValue(i) );
3034         }
3035     }
3036
3037     m_rowLabels[row] = value;
3038 }
3039
3040 void wxGridStringTable::SetColLabelValue( int col, const wxString& value )
3041 {
3042     if ( col > (int)(m_colLabels.GetCount()) - 1 )
3043     {
3044         int n = m_colLabels.GetCount();
3045         int i;
3046         for ( i = n;  i <= col;  i++ )
3047         {
3048             m_colLabels.Add( wxGridTableBase::GetColLabelValue(i) );
3049         }
3050     }
3051
3052     m_colLabels[col] = value;
3053 }
3054
3055
3056
3057 //////////////////////////////////////////////////////////////////////
3058 //////////////////////////////////////////////////////////////////////
3059
3060 IMPLEMENT_DYNAMIC_CLASS( wxGridRowLabelWindow, wxWindow )
3061
3062 BEGIN_EVENT_TABLE( wxGridRowLabelWindow, wxWindow )
3063     EVT_PAINT( wxGridRowLabelWindow::OnPaint )
3064     EVT_MOUSE_EVENTS( wxGridRowLabelWindow::OnMouseEvent )
3065     EVT_KEY_DOWN( wxGridRowLabelWindow::OnKeyDown )
3066     EVT_KEY_UP( wxGridRowLabelWindow::OnKeyUp )
3067 END_EVENT_TABLE()
3068
3069 wxGridRowLabelWindow::wxGridRowLabelWindow( wxGrid *parent,
3070                                             wxWindowID id,
3071                                             const wxPoint &pos, const wxSize &size )
3072   : wxWindow( parent, id, pos, size, wxWANTS_CHARS )
3073 {
3074     m_owner = parent;
3075 }
3076
3077 void wxGridRowLabelWindow::OnPaint( wxPaintEvent& WXUNUSED(event) )
3078 {
3079     wxPaintDC dc(this);
3080
3081     // NO - don't do this because it will set both the x and y origin
3082     // coords to match the parent scrolled window and we just want to
3083     // set the y coord  - MB
3084     //
3085     // m_owner->PrepareDC( dc );
3086
3087     int x, y;
3088     m_owner->CalcUnscrolledPosition( 0, 0, &x, &y );
3089     dc.SetDeviceOrigin( 0, -y );
3090
3091     m_owner->CalcRowLabelsExposed( GetUpdateRegion() );
3092     m_owner->DrawRowLabels( dc );
3093 }
3094
3095
3096 void wxGridRowLabelWindow::OnMouseEvent( wxMouseEvent& event )
3097 {
3098     m_owner->ProcessRowLabelMouseEvent( event );
3099 }
3100
3101
3102 // This seems to be required for wxMotif otherwise the mouse
3103 // cursor must be in the cell edit control to get key events
3104 //
3105 void wxGridRowLabelWindow::OnKeyDown( wxKeyEvent& event )
3106 {
3107     if ( !m_owner->ProcessEvent( event ) ) event.Skip();
3108 }
3109
3110 void wxGridRowLabelWindow::OnKeyUp( wxKeyEvent& event )
3111 {
3112     if ( !m_owner->ProcessEvent( event ) ) event.Skip();
3113 }
3114
3115
3116
3117 //////////////////////////////////////////////////////////////////////
3118
3119 IMPLEMENT_DYNAMIC_CLASS( wxGridColLabelWindow, wxWindow )
3120
3121 BEGIN_EVENT_TABLE( wxGridColLabelWindow, wxWindow )
3122     EVT_PAINT( wxGridColLabelWindow::OnPaint )
3123     EVT_MOUSE_EVENTS( wxGridColLabelWindow::OnMouseEvent )
3124     EVT_KEY_DOWN( wxGridColLabelWindow::OnKeyDown )
3125     EVT_KEY_UP( wxGridColLabelWindow::OnKeyUp )
3126 END_EVENT_TABLE()
3127
3128 wxGridColLabelWindow::wxGridColLabelWindow( wxGrid *parent,
3129                                             wxWindowID id,
3130                                             const wxPoint &pos, const wxSize &size )
3131   : wxWindow( parent, id, pos, size, wxWANTS_CHARS )
3132 {
3133     m_owner = parent;
3134 }
3135
3136 void wxGridColLabelWindow::OnPaint( wxPaintEvent& WXUNUSED(event) )
3137 {
3138     wxPaintDC dc(this);
3139
3140     // NO - don't do this because it will set both the x and y origin
3141     // coords to match the parent scrolled window and we just want to
3142     // set the x coord  - MB
3143     //
3144     // m_owner->PrepareDC( dc );
3145
3146     int x, y;
3147     m_owner->CalcUnscrolledPosition( 0, 0, &x, &y );
3148     dc.SetDeviceOrigin( -x, 0 );
3149
3150     m_owner->CalcColLabelsExposed( GetUpdateRegion() );
3151     m_owner->DrawColLabels( dc );
3152 }
3153
3154
3155 void wxGridColLabelWindow::OnMouseEvent( wxMouseEvent& event )
3156 {
3157     m_owner->ProcessColLabelMouseEvent( event );
3158 }
3159
3160
3161 // This seems to be required for wxMotif otherwise the mouse
3162 // cursor must be in the cell edit control to get key events
3163 //
3164 void wxGridColLabelWindow::OnKeyDown( wxKeyEvent& event )
3165 {
3166     if ( !m_owner->ProcessEvent( event ) ) event.Skip();
3167 }
3168
3169 void wxGridColLabelWindow::OnKeyUp( wxKeyEvent& event )
3170 {
3171     if ( !m_owner->ProcessEvent( event ) ) event.Skip();
3172 }
3173
3174
3175
3176 //////////////////////////////////////////////////////////////////////
3177
3178 IMPLEMENT_DYNAMIC_CLASS( wxGridCornerLabelWindow, wxWindow )
3179
3180 BEGIN_EVENT_TABLE( wxGridCornerLabelWindow, wxWindow )
3181     EVT_MOUSE_EVENTS( wxGridCornerLabelWindow::OnMouseEvent )
3182     EVT_PAINT( wxGridCornerLabelWindow::OnPaint)
3183     EVT_KEY_DOWN( wxGridCornerLabelWindow::OnKeyDown )
3184     EVT_KEY_UP( wxGridCornerLabelWindow::OnKeyUp )
3185 END_EVENT_TABLE()
3186
3187 wxGridCornerLabelWindow::wxGridCornerLabelWindow( wxGrid *parent,
3188                                                   wxWindowID id,
3189                                                   const wxPoint &pos, const wxSize &size )
3190   : wxWindow( parent, id, pos, size, wxWANTS_CHARS )
3191 {
3192     m_owner = parent;
3193 }
3194
3195 void wxGridCornerLabelWindow::OnPaint( wxPaintEvent& WXUNUSED(event) )
3196 {
3197     wxPaintDC dc(this);
3198
3199     int client_height = 0;
3200     int client_width = 0;
3201     GetClientSize( &client_width, &client_height );
3202
3203     dc.SetPen( *wxBLACK_PEN );
3204     dc.DrawLine( client_width-1, client_height-1, client_width-1, 0 );
3205     dc.DrawLine( client_width-1, client_height-1, 0, client_height-1 );
3206
3207     dc.SetPen( *wxWHITE_PEN );
3208     dc.DrawLine( 0, 0, client_width, 0 );
3209     dc.DrawLine( 0, 0, 0, client_height );
3210 }
3211
3212
3213 void wxGridCornerLabelWindow::OnMouseEvent( wxMouseEvent& event )
3214 {
3215     m_owner->ProcessCornerLabelMouseEvent( event );
3216 }
3217
3218
3219 // This seems to be required for wxMotif otherwise the mouse
3220 // cursor must be in the cell edit control to get key events
3221 //
3222 void wxGridCornerLabelWindow::OnKeyDown( wxKeyEvent& event )
3223 {
3224     if ( !m_owner->ProcessEvent( event ) ) event.Skip();
3225 }
3226
3227 void wxGridCornerLabelWindow::OnKeyUp( wxKeyEvent& event )
3228 {
3229     if ( !m_owner->ProcessEvent( event ) ) event.Skip();
3230 }
3231
3232
3233
3234 //////////////////////////////////////////////////////////////////////
3235
3236 IMPLEMENT_DYNAMIC_CLASS( wxGridWindow, wxPanel )
3237
3238 BEGIN_EVENT_TABLE( wxGridWindow, wxPanel )
3239     EVT_PAINT( wxGridWindow::OnPaint )
3240     EVT_MOUSE_EVENTS( wxGridWindow::OnMouseEvent )
3241     EVT_KEY_DOWN( wxGridWindow::OnKeyDown )
3242     EVT_KEY_UP( wxGridWindow::OnKeyUp )
3243     EVT_ERASE_BACKGROUND( wxGridWindow::OnEraseBackground )
3244 END_EVENT_TABLE()
3245
3246 wxGridWindow::wxGridWindow( wxGrid *parent,
3247                             wxGridRowLabelWindow *rowLblWin,
3248                             wxGridColLabelWindow *colLblWin,
3249                             wxWindowID id, const wxPoint &pos, const wxSize &size )
3250         : wxPanel( parent, id, pos, size, wxWANTS_CHARS, "grid window" )
3251 {
3252     m_owner = parent;
3253     m_rowLabelWin = rowLblWin;
3254     m_colLabelWin = colLblWin;
3255     SetBackgroundColour( "WHITE" );
3256 }
3257
3258
3259 wxGridWindow::~wxGridWindow()
3260 {
3261 }
3262
3263
3264 void wxGridWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
3265 {
3266     wxPaintDC dc( this );
3267     m_owner->PrepareDC( dc );
3268     wxRegion reg = GetUpdateRegion();
3269     m_owner->CalcCellsExposed( reg );
3270     m_owner->DrawGridCellArea( dc );
3271 #if WXGRID_DRAW_LINES
3272     m_owner->DrawAllGridLines( dc, reg );
3273 #endif
3274     m_owner->DrawGridSpace( dc );
3275     m_owner->DrawHighlight( dc );
3276 }
3277
3278
3279 void wxGridWindow::ScrollWindow( int dx, int dy, const wxRect *rect )
3280 {
3281     wxPanel::ScrollWindow( dx, dy, rect );
3282     m_rowLabelWin->ScrollWindow( 0, dy, rect );
3283     m_colLabelWin->ScrollWindow( dx, 0, rect );
3284 }
3285
3286
3287 void wxGridWindow::OnMouseEvent( wxMouseEvent& event )
3288 {
3289     m_owner->ProcessGridCellMouseEvent( event );
3290 }
3291
3292
3293 // This seems to be required for wxMotif/wxGTK otherwise the mouse
3294 // cursor must be in the cell edit control to get key events
3295 //
3296 void wxGridWindow::OnKeyDown( wxKeyEvent& event )
3297 {
3298     if ( !m_owner->ProcessEvent( event ) ) event.Skip();
3299 }
3300
3301 void wxGridWindow::OnKeyUp( wxKeyEvent& event )
3302 {
3303     if ( !m_owner->ProcessEvent( event ) ) event.Skip();
3304 }
3305
3306 void wxGridWindow::OnEraseBackground( wxEraseEvent& WXUNUSED(event) )
3307 {
3308 }
3309
3310
3311 //////////////////////////////////////////////////////////////////////
3312
3313
3314 IMPLEMENT_DYNAMIC_CLASS( wxGrid, wxScrolledWindow )
3315
3316 BEGIN_EVENT_TABLE( wxGrid, wxScrolledWindow )
3317     EVT_PAINT( wxGrid::OnPaint )
3318     EVT_SIZE( wxGrid::OnSize )
3319     EVT_KEY_DOWN( wxGrid::OnKeyDown )
3320     EVT_KEY_UP( wxGrid::OnKeyUp )
3321     EVT_ERASE_BACKGROUND( wxGrid::OnEraseBackground )
3322 END_EVENT_TABLE()
3323
3324 wxGrid::wxGrid( wxWindow *parent,
3325                  wxWindowID id,
3326                  const wxPoint& pos,
3327                  const wxSize& size,
3328                  long style,
3329                  const wxString& name )
3330   : wxScrolledWindow( parent, id, pos, size, (style | wxWANTS_CHARS), name ),
3331     m_colMinWidths(GRID_HASH_SIZE),
3332     m_rowMinHeights(GRID_HASH_SIZE)
3333 {
3334     Create();
3335 }
3336
3337
3338 wxGrid::~wxGrid()
3339 {
3340     ClearAttrCache();
3341     wxSafeDecRef(m_defaultCellAttr);
3342
3343 #ifdef DEBUG_ATTR_CACHE
3344     size_t total = gs_nAttrCacheHits + gs_nAttrCacheMisses;
3345     wxPrintf(_T("wxGrid attribute cache statistics: "
3346                 "total: %u, hits: %u (%u%%)\n"),
3347              total, gs_nAttrCacheHits,
3348              total ? (gs_nAttrCacheHits*100) / total : 0);
3349 #endif
3350
3351     if (m_ownTable)
3352         delete m_table;
3353
3354     delete m_typeRegistry;
3355     delete m_selection;
3356 }
3357
3358
3359 //
3360 // ----- internal init and update functions
3361 //
3362
3363 void wxGrid::Create()
3364 {
3365     m_created = FALSE;    // set to TRUE by CreateGrid
3366
3367     m_table        = (wxGridTableBase *) NULL;
3368     m_ownTable     = FALSE;
3369
3370     m_cellEditCtrlEnabled = FALSE;
3371
3372     m_defaultCellAttr = new wxGridCellAttr;
3373     m_defaultCellAttr->SetDefAttr(m_defaultCellAttr);
3374
3375     // Set default cell attributes
3376     m_defaultCellAttr->SetFont(GetFont());
3377     m_defaultCellAttr->SetAlignment(wxLEFT, wxTOP);
3378     m_defaultCellAttr->SetTextColour(
3379         wxSystemSettings::GetSystemColour(wxSYS_COLOUR_WINDOWTEXT));
3380     m_defaultCellAttr->SetBackgroundColour(
3381         wxSystemSettings::GetSystemColour(wxSYS_COLOUR_WINDOW));
3382     m_defaultCellAttr->SetRenderer(new wxGridCellStringRenderer);
3383     m_defaultCellAttr->SetEditor(new wxGridCellTextEditor);
3384
3385
3386     m_numRows = 0;
3387     m_numCols = 0;
3388     m_currentCellCoords = wxGridNoCellCoords;
3389
3390     m_rowLabelWidth = WXGRID_DEFAULT_ROW_LABEL_WIDTH;
3391     m_colLabelHeight = WXGRID_DEFAULT_COL_LABEL_HEIGHT;
3392
3393     // create the type registry
3394     m_typeRegistry = new wxGridTypeRegistry;
3395     m_selection = 0;
3396     // subwindow components that make up the wxGrid
3397     m_cornerLabelWin = new wxGridCornerLabelWindow( this,
3398                                                     -1,
3399                                                     wxDefaultPosition,
3400                                                     wxDefaultSize );
3401
3402     m_rowLabelWin = new wxGridRowLabelWindow( this,
3403                                               -1,
3404                                               wxDefaultPosition,
3405                                               wxDefaultSize );
3406
3407     m_colLabelWin = new wxGridColLabelWindow( this,
3408                                               -1,
3409                                               wxDefaultPosition,
3410                                               wxDefaultSize );
3411
3412     m_gridWin = new wxGridWindow( this,
3413                                   m_rowLabelWin,
3414                                   m_colLabelWin,
3415                                   -1,
3416                                   wxDefaultPosition,
3417                                   wxDefaultSize );
3418
3419     SetTargetWindow( m_gridWin );
3420 }
3421
3422
3423 bool wxGrid::CreateGrid( int numRows, int numCols,
3424                          wxGrid::wxGridSelectionModes selmode )
3425 {
3426     wxCHECK_MSG( !m_created,
3427                  FALSE,
3428                  wxT("wxGrid::CreateGrid or wxGrid::SetTable called more than once") );
3429
3430     m_numRows = numRows;
3431     m_numCols = numCols;
3432
3433     m_table = new wxGridStringTable( m_numRows, m_numCols );
3434     m_table->SetView( this );
3435     m_ownTable = TRUE;
3436     m_selection = new wxGridSelection( this, selmode );
3437     Init();
3438     m_created = TRUE;
3439
3440     return m_created;
3441 }
3442
3443 void wxGrid::SetSelectionMode(wxGrid::wxGridSelectionModes selmode)
3444 {
3445     if ( !m_created )
3446     {
3447         wxFAIL_MSG( wxT("Called wxGrid::SetSelectionMode() before calling CreateGrid()") );
3448     }
3449     else
3450         m_selection->SetSelectionMode( selmode );
3451 }
3452
3453 bool wxGrid::SetTable( wxGridTableBase *table, bool takeOwnership,
3454                        wxGrid::wxGridSelectionModes selmode )
3455 {
3456     if ( m_created )
3457     {
3458         // RD: Actually, this should probably be allowed.  I think it would be
3459         // nice to be able to switch multiple Tables in and out of a single
3460         // View at runtime.  Is there anything in the implmentation that would
3461         // prevent this?
3462
3463         // At least, you now have to cope with m_selection
3464         wxFAIL_MSG( wxT("wxGrid::CreateGrid or wxGrid::SetTable called more than once") );
3465         return FALSE;
3466     }
3467     else
3468     {
3469         m_numRows = table->GetNumberRows();
3470         m_numCols = table->GetNumberCols();
3471
3472         m_table = table;
3473         m_table->SetView( this );
3474         if (takeOwnership)
3475             m_ownTable = TRUE;
3476         m_selection = new wxGridSelection( this, selmode );
3477         Init();
3478         m_created = TRUE;
3479     }
3480
3481     return m_created;
3482 }
3483
3484
3485 void wxGrid::Init()
3486 {
3487     m_rowLabelWidth  = WXGRID_DEFAULT_ROW_LABEL_WIDTH;
3488     m_colLabelHeight = WXGRID_DEFAULT_COL_LABEL_HEIGHT;
3489
3490     if ( m_rowLabelWin )
3491     {
3492         m_labelBackgroundColour = m_rowLabelWin->GetBackgroundColour();
3493     }
3494     else
3495     {
3496         m_labelBackgroundColour = wxColour( _T("WHITE") );
3497     }
3498
3499     m_labelTextColour = wxColour( _T("BLACK") );
3500
3501     // init attr cache
3502     m_attrCache.row = -1;
3503
3504     // TODO: something better than this ?
3505     //
3506     m_labelFont = this->GetFont();
3507     m_labelFont.SetWeight( m_labelFont.GetWeight() + 2 );
3508
3509     m_rowLabelHorizAlign = wxLEFT;
3510     m_rowLabelVertAlign  = wxCENTRE;
3511
3512     m_colLabelHorizAlign = wxCENTRE;
3513     m_colLabelVertAlign  = wxTOP;
3514
3515     m_defaultColWidth  = WXGRID_DEFAULT_COL_WIDTH;
3516     m_defaultRowHeight = m_gridWin->GetCharHeight();
3517
3518 #if defined(__WXMOTIF__) || defined(__WXGTK__)  // see also text ctrl sizing in ShowCellEditControl()
3519     m_defaultRowHeight += 8;
3520 #else
3521     m_defaultRowHeight += 4;
3522 #endif
3523
3524     m_gridLineColour = wxColour( 128, 128, 255 );
3525     m_gridLinesEnabled = TRUE;
3526     m_cellHighlightColour = m_gridLineColour;
3527
3528     m_cursorMode  = WXGRID_CURSOR_SELECT_CELL;
3529     m_winCapture = (wxWindow *)NULL;
3530     m_canDragRowSize = TRUE;
3531     m_canDragColSize = TRUE;
3532     m_canDragGridSize = TRUE;
3533     m_dragLastPos  = -1;
3534     m_dragRowOrCol = -1;
3535     m_isDragging = FALSE;
3536     m_startDragPos = wxDefaultPosition;
3537
3538     m_waitForSlowClick = FALSE;
3539
3540     m_rowResizeCursor = wxCursor( wxCURSOR_SIZENS );
3541     m_colResizeCursor = wxCursor( wxCURSOR_SIZEWE );
3542
3543     m_currentCellCoords = wxGridNoCellCoords;
3544
3545     m_selectingTopLeft = wxGridNoCellCoords;
3546     m_selectingBottomRight = wxGridNoCellCoords;
3547     m_selectionBackground = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_HIGHLIGHT);
3548     m_selectionForeground = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_HIGHLIGHTTEXT);
3549
3550     m_editable = TRUE;  // default for whole grid
3551
3552     m_inOnKeyDown = FALSE;
3553     m_batchCount = 0;
3554
3555     m_extraWidth =
3556     m_extraHeight = 50;
3557
3558     CalcDimensions();
3559 }
3560
3561 // ----------------------------------------------------------------------------
3562 // the idea is to call these functions only when necessary because they create
3563 // quite big arrays which eat memory mostly unnecessary - in particular, if
3564 // default widths/heights are used for all rows/columns, we may not use these
3565 // arrays at all
3566 //
3567 // with some extra code, it should be possible to only store the
3568 // widths/heights different from default ones but this will be done later...
3569 // ----------------------------------------------------------------------------
3570
3571 void wxGrid::InitRowHeights()
3572 {
3573     m_rowHeights.Empty();
3574     m_rowBottoms.Empty();
3575
3576     m_rowHeights.Alloc( m_numRows );
3577     m_rowBottoms.Alloc( m_numRows );
3578
3579     int rowBottom = 0;
3580     for ( int i = 0;  i < m_numRows;  i++ )
3581     {
3582         m_rowHeights.Add( m_defaultRowHeight );
3583         rowBottom += m_defaultRowHeight;
3584         m_rowBottoms.Add( rowBottom );
3585     }
3586 }
3587
3588 void wxGrid::InitColWidths()
3589 {
3590     m_colWidths.Empty();
3591     m_colRights.Empty();
3592
3593     m_colWidths.Alloc( m_numCols );
3594     m_colRights.Alloc( m_numCols );
3595     int colRight = 0;
3596     for ( int i = 0;  i < m_numCols;  i++ )
3597     {
3598         m_colWidths.Add( m_defaultColWidth );
3599         colRight += m_defaultColWidth;
3600         m_colRights.Add( colRight );
3601     }
3602 }
3603
3604 int wxGrid::GetColWidth(int col) const
3605 {
3606     return m_colWidths.IsEmpty() ? m_defaultColWidth : m_colWidths[col];
3607 }
3608
3609 int wxGrid::GetColLeft(int col) const
3610 {
3611     return m_colRights.IsEmpty() ? col * m_defaultColWidth
3612                                  : m_colRights[col] - m_colWidths[col];
3613 }
3614
3615 int wxGrid::GetColRight(int col) const
3616 {
3617     return m_colRights.IsEmpty() ? (col + 1) * m_defaultColWidth
3618                                  : m_colRights[col];
3619 }
3620
3621 int wxGrid::GetRowHeight(int row) const
3622 {
3623     return m_rowHeights.IsEmpty() ? m_defaultRowHeight : m_rowHeights[row];
3624 }
3625
3626 int wxGrid::GetRowTop(int row) const
3627 {
3628     return m_rowBottoms.IsEmpty() ? row * m_defaultRowHeight
3629                                   : m_rowBottoms[row] - m_rowHeights[row];
3630 }
3631
3632 int wxGrid::GetRowBottom(int row) const
3633 {
3634     return m_rowBottoms.IsEmpty() ? (row + 1) * m_defaultRowHeight
3635                                   : m_rowBottoms[row];
3636 }
3637
3638 void wxGrid::CalcDimensions()
3639 {
3640     int cw, ch;
3641     GetClientSize( &cw, &ch );
3642
3643     if ( m_numRows > 0  ||  m_numCols > 0 )
3644     {
3645         int right = m_numCols > 0 ? GetColRight( m_numCols-1 ) + m_extraWidth : 0;
3646         int bottom = m_numRows > 0 ? GetRowBottom( m_numRows-1 ) + m_extraHeight : 0;
3647
3648         // TODO: restore the scroll position that we had before sizing
3649         //
3650         int x, y;
3651         GetViewStart( &x, &y );
3652         SetScrollbars( GRID_SCROLL_LINE, GRID_SCROLL_LINE,
3653                        right/GRID_SCROLL_LINE, bottom/GRID_SCROLL_LINE,
3654                        x, y );
3655     }
3656 }
3657
3658
3659 void wxGrid::CalcWindowSizes()
3660 {
3661     int cw, ch;
3662     GetClientSize( &cw, &ch );
3663
3664     if ( m_cornerLabelWin->IsShown() )
3665         m_cornerLabelWin->SetSize( 0, 0, m_rowLabelWidth, m_colLabelHeight );
3666
3667     if ( m_colLabelWin->IsShown() )
3668         m_colLabelWin->SetSize( m_rowLabelWidth, 0, cw-m_rowLabelWidth, m_colLabelHeight);
3669
3670     if ( m_rowLabelWin->IsShown() )
3671         m_rowLabelWin->SetSize( 0, m_colLabelHeight, m_rowLabelWidth, ch-m_colLabelHeight);
3672
3673     if ( m_gridWin->IsShown() )
3674         m_gridWin->SetSize( m_rowLabelWidth, m_colLabelHeight, cw-m_rowLabelWidth, ch-m_colLabelHeight);
3675 }
3676
3677
3678 // this is called when the grid table sends a message to say that it
3679 // has been redimensioned
3680 //
3681 bool wxGrid::Redimension( wxGridTableMessage& msg )
3682 {
3683     int i;
3684     bool result = FALSE;
3685
3686 #if 0
3687     // if we were using the default widths/heights so far, we must change them
3688     // now
3689     if ( m_colWidths.IsEmpty() )
3690     {
3691         InitColWidths();
3692     }
3693
3694     if ( m_rowHeights.IsEmpty() )
3695     {
3696         InitRowHeights();
3697     }
3698 #endif
3699
3700     switch ( msg.GetId() )
3701     {
3702         case wxGRIDTABLE_NOTIFY_ROWS_INSERTED:
3703         {
3704             size_t pos = msg.GetCommandInt();
3705             int numRows = msg.GetCommandInt2();
3706
3707             m_numRows += numRows;
3708
3709             if ( !m_rowHeights.IsEmpty() )
3710             {
3711                 for ( i = 0;  i < numRows;  i++ )
3712                 {
3713                     m_rowHeights.Insert( m_defaultRowHeight, pos );
3714                     m_rowBottoms.Insert( 0, pos );
3715                 }
3716
3717                 int bottom = 0;
3718                 if ( pos > 0 ) bottom = m_rowBottoms[pos-1];
3719
3720                 for ( i = pos;  i < m_numRows;  i++ )
3721                 {
3722                     bottom += m_rowHeights[i];
3723                     m_rowBottoms[i] = bottom;
3724                 }
3725             }
3726             if ( m_currentCellCoords == wxGridNoCellCoords )
3727             {
3728                 // if we have just inserted cols into an empty grid the current
3729                 // cell will be undefined...
3730                 //
3731                 SetCurrentCell( 0, 0 );
3732             }
3733             m_selection->UpdateRows( pos, numRows );
3734             wxGridCellAttrProvider * attrProvider = m_table->GetAttrProvider();
3735             if (attrProvider)
3736                 attrProvider->UpdateAttrRows( pos, numRows );
3737
3738             if ( !GetBatchCount() )
3739             {
3740                 CalcDimensions();
3741                 m_rowLabelWin->Refresh();
3742             }
3743         }
3744         result = TRUE;
3745         break;
3746
3747         case wxGRIDTABLE_NOTIFY_ROWS_APPENDED:
3748         {
3749             int numRows = msg.GetCommandInt();
3750             int oldNumRows = m_numRows;
3751             m_numRows += numRows;
3752
3753             if ( !m_rowHeights.IsEmpty() )
3754             {
3755                 for ( i = 0;  i < numRows;  i++ )
3756                 {
3757                     m_rowHeights.Add( m_defaultRowHeight );
3758                     m_rowBottoms.Add( 0 );
3759                 }
3760
3761                 int bottom = 0;
3762                 if ( oldNumRows > 0 ) bottom = m_rowBottoms[oldNumRows-1];
3763
3764                 for ( i = oldNumRows;  i < m_numRows;  i++ )
3765                 {
3766                     bottom += m_rowHeights[i];
3767                     m_rowBottoms[i] = bottom;
3768                 }
3769             }
3770             if ( m_currentCellCoords == wxGridNoCellCoords )
3771             {
3772                 // if we have just inserted cols into an empty grid the current
3773                 // cell will be undefined...
3774                 //
3775                 SetCurrentCell( 0, 0 );
3776             }
3777             if ( !GetBatchCount() )
3778             {
3779                 CalcDimensions();
3780                 m_rowLabelWin->Refresh();
3781             }
3782         }
3783         result = TRUE;
3784         break;
3785
3786         case wxGRIDTABLE_NOTIFY_ROWS_DELETED:
3787         {
3788             size_t pos = msg.GetCommandInt();
3789             int numRows = msg.GetCommandInt2();
3790             m_numRows -= numRows;
3791
3792             if ( !m_rowHeights.IsEmpty() )
3793             {
3794                 for ( i = 0;  i < numRows;  i++ )
3795                 {
3796                     m_rowHeights.Remove( pos );
3797                     m_rowBottoms.Remove( pos );
3798                 }
3799
3800                 int h = 0;
3801                 for ( i = 0;  i < m_numRows;  i++ )
3802                 {
3803                     h += m_rowHeights[i];
3804                     m_rowBottoms[i] = h;
3805                 }
3806             }
3807             if ( !m_numRows )
3808             {
3809                 m_currentCellCoords = wxGridNoCellCoords;
3810             }
3811             else
3812             {
3813                 if ( m_currentCellCoords.GetRow() >= m_numRows )
3814                     m_currentCellCoords.Set( 0, 0 );
3815             }
3816             m_selection->UpdateRows( pos, -((int)numRows) );
3817             wxGridCellAttrProvider * attrProvider = m_table->GetAttrProvider();
3818             if (attrProvider) {
3819                 attrProvider->UpdateAttrRows( pos, -((int)numRows) );
3820 // ifdef'd out following patch from Paul Gammans
3821 #if 0
3822                 // removed _all_ rows, in this case, we remove
3823                 // all column attributes.
3824                 // I hate to do this here, but the
3825                 // needed data is not available inside UpdateAttrRows.
3826                 if ( !GetNumberRows() )
3827                     attrProvider->UpdateAttrCols( 0, -GetNumberCols() );
3828 #endif
3829             }
3830             if ( !GetBatchCount() )
3831             {
3832                 CalcDimensions();
3833                 m_rowLabelWin->Refresh();
3834             }
3835         }
3836         result = TRUE;
3837         break;
3838
3839         case wxGRIDTABLE_NOTIFY_COLS_INSERTED:
3840         {
3841             size_t pos = msg.GetCommandInt();
3842             int numCols = msg.GetCommandInt2();
3843             m_numCols += numCols;
3844
3845             if ( !m_colWidths.IsEmpty() )
3846             {
3847                 for ( i = 0;  i < numCols;  i++ )
3848                 {
3849                     m_colWidths.Insert( m_defaultColWidth, pos );
3850                     m_colRights.Insert( 0, pos );
3851                 }
3852
3853                 int right = 0;
3854                 if ( pos > 0 ) right = m_colRights[pos-1];
3855
3856                 for ( i = pos;  i < m_numCols;  i++ )
3857                 {
3858                     right += m_colWidths[i];
3859                     m_colRights[i] = right;
3860                 }
3861             }
3862             if ( m_currentCellCoords == wxGridNoCellCoords )
3863             {
3864                 // if we have just inserted cols into an empty grid the current
3865                 // cell will be undefined...
3866                 //
3867                 SetCurrentCell( 0, 0 );
3868             }
3869             m_selection->UpdateCols( pos, numCols );
3870             wxGridCellAttrProvider * attrProvider = m_table->GetAttrProvider();
3871             if (attrProvider)
3872                 attrProvider->UpdateAttrCols( pos, numCols );
3873             if ( !GetBatchCount() )
3874             {
3875                 CalcDimensions();
3876                 m_colLabelWin->Refresh();
3877             }
3878
3879         }
3880         result = TRUE;
3881         break;
3882
3883         case wxGRIDTABLE_NOTIFY_COLS_APPENDED:
3884         {
3885             int numCols = msg.GetCommandInt();
3886             int oldNumCols = m_numCols;
3887             m_numCols += numCols;
3888             if ( !m_colWidths.IsEmpty() )
3889             {
3890                 for ( i = 0;  i < numCols;  i++ )
3891                 {
3892                     m_colWidths.Add( m_defaultColWidth );
3893                     m_colRights.Add( 0 );
3894                 }
3895
3896                 int right = 0;
3897                 if ( oldNumCols > 0 ) right = m_colRights[oldNumCols-1];
3898
3899                 for ( i = oldNumCols;  i < m_numCols;  i++ )
3900                 {
3901                     right += m_colWidths[i];
3902                     m_colRights[i] = right;
3903                 }
3904             }
3905             if ( m_currentCellCoords == wxGridNoCellCoords )
3906             {
3907                 // if we have just inserted cols into an empty grid the current
3908                 // cell will be undefined...
3909                 //
3910                 SetCurrentCell( 0, 0 );
3911             }
3912             if ( !GetBatchCount() )
3913             {
3914                 CalcDimensions();
3915                 m_colLabelWin->Refresh();
3916             }
3917         }
3918         result = TRUE;
3919         break;
3920
3921         case wxGRIDTABLE_NOTIFY_COLS_DELETED:
3922         {
3923             size_t pos = msg.GetCommandInt();
3924             int numCols = msg.GetCommandInt2();
3925             m_numCols -= numCols;
3926
3927             if ( !m_colWidths.IsEmpty() )
3928             {
3929                 for ( i = 0;  i < numCols;  i++ )
3930                 {
3931                     m_colWidths.Remove( pos );
3932                     m_colRights.Remove( pos );
3933                 }
3934
3935                 int w = 0;
3936                 for ( i = 0;  i < m_numCols;  i++ )
3937                 {
3938                     w += m_colWidths[i];
3939                     m_colRights[i] = w;
3940                 }
3941             }
3942             if ( !m_numCols )
3943             {
3944                 m_currentCellCoords = wxGridNoCellCoords;
3945             }
3946             else
3947             {
3948                 if ( m_currentCellCoords.GetCol() >= m_numCols )
3949                   m_currentCellCoords.Set( 0, 0 );
3950             }
3951             m_selection->UpdateCols( pos, -((int)numCols) );
3952             wxGridCellAttrProvider * attrProvider = m_table->GetAttrProvider();
3953             if (attrProvider) {
3954                 attrProvider->UpdateAttrCols( pos, -((int)numCols) );
3955 // ifdef'd out following patch from Paul Gammans
3956 #if 0
3957                 // No need to touch row attributes, unless we
3958                 // removed _all_ columns, in this case, we remove
3959                 // all row attributes.
3960                 // I hate to do this here, but the
3961                 // needed data is not available inside UpdateAttrCols.
3962                 if ( !GetNumberCols() )
3963                     attrProvider->UpdateAttrRows( 0, -GetNumberRows() );
3964 #endif
3965             }
3966             if ( !GetBatchCount() )
3967             {
3968                 CalcDimensions();
3969                 m_colLabelWin->Refresh();
3970             }
3971             return TRUE;
3972         }
3973 #if 0
3974 // There is no path to this code !!!!!!
3975        result = TRUE;
3976         break;
3977 #endif
3978     }
3979
3980     if (result && !GetBatchCount() )
3981         m_gridWin->Refresh();
3982     return result;
3983 }
3984
3985
3986 void wxGrid::CalcRowLabelsExposed( const wxRegion& reg )
3987 {
3988     wxRegionIterator iter( reg );
3989     wxRect r;
3990
3991     m_rowLabelsExposed.Empty();
3992
3993     int top, bottom;
3994     while ( iter )
3995     {
3996         r = iter.GetRect();
3997
3998         // TODO: remove this when we can...
3999         // There is a bug in wxMotif that gives garbage update
4000         // rectangles if you jump-scroll a long way by clicking the
4001         // scrollbar with middle button.  This is a work-around
4002         //
4003 #if defined(__WXMOTIF__)
4004         int cw, ch;
4005         m_gridWin->GetClientSize( &cw, &ch );
4006         if ( r.GetTop() > ch ) r.SetTop( 0 );
4007         r.SetBottom( wxMin( r.GetBottom(), ch ) );
4008 #endif
4009
4010         // logical bounds of update region
4011         //
4012         int dummy;
4013         CalcUnscrolledPosition( 0, r.GetTop(), &dummy, &top );
4014         CalcUnscrolledPosition( 0, r.GetBottom(), &dummy, &bottom );
4015
4016         // find the row labels within these bounds
4017         //
4018         int row;
4019         for ( row = 0;  row < m_numRows;  row++ )
4020         {
4021             if ( GetRowBottom(row) < top )
4022                 continue;
4023
4024             if ( GetRowTop(row) > bottom )
4025                 break;
4026
4027             m_rowLabelsExposed.Add( row );
4028         }
4029
4030         iter++ ;
4031     }
4032 }
4033
4034
4035 void wxGrid::CalcColLabelsExposed( const wxRegion& reg )
4036 {
4037     wxRegionIterator iter( reg );
4038     wxRect r;
4039
4040     m_colLabelsExposed.Empty();
4041
4042     int left, right;
4043     while ( iter )
4044     {
4045         r = iter.GetRect();
4046
4047         // TODO: remove this when we can...
4048         // There is a bug in wxMotif that gives garbage update
4049         // rectangles if you jump-scroll a long way by clicking the
4050         // scrollbar with middle button.  This is a work-around
4051         //
4052 #if defined(__WXMOTIF__)
4053         int cw, ch;
4054         m_gridWin->GetClientSize( &cw, &ch );
4055         if ( r.GetLeft() > cw ) r.SetLeft( 0 );
4056         r.SetRight( wxMin( r.GetRight(), cw ) );
4057 #endif
4058
4059         // logical bounds of update region
4060         //
4061         int dummy;
4062         CalcUnscrolledPosition( r.GetLeft(), 0, &left, &dummy );
4063         CalcUnscrolledPosition( r.GetRight(), 0, &right, &dummy );
4064
4065         // find the cells within these bounds
4066         //
4067         int col;
4068         for ( col = 0;  col < m_numCols;  col++ )
4069         {
4070             if ( GetColRight(col) < left )
4071                 continue;
4072
4073             if ( GetColLeft(col) > right )
4074                 break;
4075
4076             m_colLabelsExposed.Add( col );
4077         }
4078
4079         iter++ ;
4080     }
4081 }
4082
4083
4084 void wxGrid::CalcCellsExposed( const wxRegion& reg )
4085 {
4086     wxRegionIterator iter( reg );
4087     wxRect r;
4088
4089     m_cellsExposed.Empty();
4090     m_rowsExposed.Empty();
4091     m_colsExposed.Empty();
4092
4093     int left, top, right, bottom;
4094     while ( iter )
4095     {
4096         r = iter.GetRect();
4097
4098         // TODO: remove this when we can...
4099         // There is a bug in wxMotif that gives garbage update
4100         // rectangles if you jump-scroll a long way by clicking the
4101         // scrollbar with middle button.  This is a work-around
4102         //
4103 #if defined(__WXMOTIF__)
4104         int cw, ch;
4105         m_gridWin->GetClientSize( &cw, &ch );
4106         if ( r.GetTop() > ch ) r.SetTop( 0 );
4107         if ( r.GetLeft() > cw ) r.SetLeft( 0 );
4108         r.SetRight( wxMin( r.GetRight(), cw ) );
4109         r.SetBottom( wxMin( r.GetBottom(), ch ) );
4110 #endif
4111
4112         // logical bounds of update region
4113         //
4114         CalcUnscrolledPosition( r.GetLeft(), r.GetTop(), &left, &top );
4115         CalcUnscrolledPosition( r.GetRight(), r.GetBottom(), &right, &bottom );
4116
4117         // find the cells within these bounds
4118         //
4119         int row, col;
4120         for ( row = 0;  row < m_numRows;  row++ )
4121         {
4122             if ( GetRowBottom(row) <= top )
4123                 continue;
4124
4125             if ( GetRowTop(row) > bottom )
4126                 break;
4127
4128             m_rowsExposed.Add( row );
4129
4130             for ( col = 0;  col < m_numCols;  col++ )
4131             {
4132                 if ( GetColRight(col) <= left )
4133                     continue;
4134
4135                 if ( GetColLeft(col) > right )
4136                     break;
4137
4138                 if ( m_colsExposed.Index( col ) == wxNOT_FOUND )
4139                     m_colsExposed.Add( col );
4140                 m_cellsExposed.Add( wxGridCellCoords( row, col ) );
4141             }
4142         }
4143
4144         iter++;
4145     }
4146 }
4147
4148
4149 void wxGrid::ProcessRowLabelMouseEvent( wxMouseEvent& event )
4150 {
4151     int x, y, row;
4152     wxPoint pos( event.GetPosition() );
4153     CalcUnscrolledPosition( pos.x, pos.y, &x, &y );
4154
4155     if ( event.Dragging() )
4156     {
4157         m_isDragging = TRUE;
4158
4159         if ( event.LeftIsDown() )
4160         {
4161             switch( m_cursorMode )
4162             {
4163                 case WXGRID_CURSOR_RESIZE_ROW:
4164                 {
4165                     int cw, ch, left, dummy;
4166                     m_gridWin->GetClientSize( &cw, &ch );
4167                     CalcUnscrolledPosition( 0, 0, &left, &dummy );
4168
4169                     wxClientDC dc( m_gridWin );
4170                     PrepareDC( dc );
4171                     y = wxMax( y,
4172                                GetRowTop(m_dragRowOrCol) +
4173                                GetRowMinimalHeight(m_dragRowOrCol) );
4174                     dc.SetLogicalFunction(wxINVERT);
4175                     if ( m_dragLastPos >= 0 )
4176                     {
4177                         dc.DrawLine( left, m_dragLastPos, left+cw, m_dragLastPos );
4178                     }
4179                     dc.DrawLine( left, y, left+cw, y );
4180                     m_dragLastPos = y;
4181                 }
4182                 break;
4183
4184                 case WXGRID_CURSOR_SELECT_ROW:
4185                     if ( (row = YToRow( y )) >= 0 )
4186                     {
4187                         m_selection->SelectRow( row,
4188                                                 event.ControlDown(),
4189                                                 event.ShiftDown(),
4190                                                 event.AltDown(),
4191                                                 event.MetaDown() );
4192                     }
4193
4194                 // default label to suppress warnings about "enumeration value
4195                 // 'xxx' not handled in switch
4196                 default:
4197                     break;
4198             }
4199         }
4200         return;
4201     }
4202
4203     m_isDragging = FALSE;
4204
4205
4206     // ------------ Entering or leaving the window
4207     //
4208     if ( event.Entering() || event.Leaving() )
4209     {
4210         ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_rowLabelWin);
4211     }
4212
4213
4214     // ------------ Left button pressed
4215     //
4216     else if ( event.LeftDown() )
4217     {
4218         // don't send a label click event for a hit on the
4219         // edge of the row label - this is probably the user
4220         // wanting to resize the row
4221         //
4222         if ( YToEdgeOfRow(y) < 0 )
4223         {
4224             row = YToRow(y);
4225             if ( row >= 0  &&
4226                  !SendEvent( wxEVT_GRID_LABEL_LEFT_CLICK, row, -1, event ) )
4227             {
4228                 if ( !event.ShiftDown() && !event.ControlDown() )
4229                     ClearSelection();
4230                 if ( event.ShiftDown() )
4231                     m_selection->SelectBlock( m_currentCellCoords.GetRow(),
4232                                               0,
4233                                               row,
4234                                               GetNumberCols() - 1,
4235                                               event.ControlDown(),
4236                                               event.ShiftDown(),
4237                                               event.AltDown(),
4238                                               event.MetaDown() );
4239                 else
4240                     m_selection->SelectRow( row,
4241                                             event.ControlDown(),
4242                                             event.ShiftDown(),
4243                                             event.AltDown(),
4244                                             event.MetaDown() );
4245                 ChangeCursorMode(WXGRID_CURSOR_SELECT_ROW, m_rowLabelWin);
4246             }
4247         }
4248         else
4249         {
4250             // starting to drag-resize a row
4251             //
4252             if ( CanDragRowSize() )
4253                 ChangeCursorMode(WXGRID_CURSOR_RESIZE_ROW, m_rowLabelWin);
4254         }
4255     }
4256
4257
4258     // ------------ Left double click
4259     //
4260     else if (event.LeftDClick() )
4261     {
4262         if ( YToEdgeOfRow(y) < 0 )
4263         {
4264             row = YToRow(y);
4265             SendEvent( wxEVT_GRID_LABEL_LEFT_DCLICK, row, -1, event );
4266         }
4267     }
4268
4269
4270     // ------------ Left button released
4271     //
4272     else if ( event.LeftUp() )
4273     {
4274         if ( m_cursorMode == WXGRID_CURSOR_RESIZE_ROW )
4275         {
4276             DoEndDragResizeRow();
4277
4278             // Note: we are ending the event *after* doing
4279             // default processing in this case
4280             //
4281             SendEvent( wxEVT_GRID_ROW_SIZE, m_dragRowOrCol, -1, event );
4282         }
4283
4284         ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_rowLabelWin);
4285         m_dragLastPos = -1;
4286     }
4287
4288
4289     // ------------ Right button down
4290     //
4291     else if ( event.RightDown() )
4292     {
4293         row = YToRow(y);
4294         if ( !SendEvent( wxEVT_GRID_LABEL_RIGHT_CLICK, row, -1, event ) )
4295         {
4296             // no default action at the moment
4297         }
4298     }
4299
4300
4301     // ------------ Right double click
4302     //
4303     else if ( event.RightDClick() )
4304     {
4305         row = YToRow(y);
4306         if ( !SendEvent( wxEVT_GRID_LABEL_RIGHT_DCLICK, row, -1, event ) )
4307         {
4308             // no default action at the moment
4309         }
4310     }
4311
4312
4313     // ------------ No buttons down and mouse moving
4314     //
4315     else if ( event.Moving() )
4316     {
4317         m_dragRowOrCol = YToEdgeOfRow( y );
4318         if ( m_dragRowOrCol >= 0 )
4319         {
4320             if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
4321             {
4322                 // don't capture the mouse yet
4323                 if ( CanDragRowSize() )
4324                     ChangeCursorMode(WXGRID_CURSOR_RESIZE_ROW, m_rowLabelWin, FALSE);
4325             }
4326         }
4327         else if ( m_cursorMode != WXGRID_CURSOR_SELECT_CELL )
4328         {
4329             ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_rowLabelWin, FALSE);
4330         }
4331     }
4332 }
4333
4334
4335 void wxGrid::ProcessColLabelMouseEvent( wxMouseEvent& event )
4336 {
4337     int x, y, col;
4338     wxPoint pos( event.GetPosition() );
4339     CalcUnscrolledPosition( pos.x, pos.y, &x, &y );
4340
4341     if ( event.Dragging() )
4342     {
4343         m_isDragging = TRUE;
4344
4345         if ( event.LeftIsDown() )
4346         {
4347             switch( m_cursorMode )
4348             {
4349                 case WXGRID_CURSOR_RESIZE_COL:
4350                 {
4351                     int cw, ch, dummy, top;
4352                     m_gridWin->GetClientSize( &cw, &ch );
4353                     CalcUnscrolledPosition( 0, 0, &dummy, &top );
4354
4355                     wxClientDC dc( m_gridWin );
4356                     PrepareDC( dc );
4357
4358                     x = wxMax( x, GetColLeft(m_dragRowOrCol) +
4359                                   GetColMinimalWidth(m_dragRowOrCol));
4360                     dc.SetLogicalFunction(wxINVERT);
4361                     if ( m_dragLastPos >= 0 )
4362                     {
4363                         dc.DrawLine( m_dragLastPos, top, m_dragLastPos, top+ch );
4364                     }
4365                     dc.DrawLine( x, top, x, top+ch );
4366                     m_dragLastPos = x;
4367                 }
4368                 break;
4369
4370                 case WXGRID_CURSOR_SELECT_COL:
4371                     if ( (col = XToCol( x )) >= 0 )
4372                     {
4373                         m_selection->SelectCol( col,
4374                                                 event.ControlDown(),
4375                                                 event.ShiftDown(),
4376                                                 event.AltDown(),
4377                                                 event.MetaDown() );
4378                     }
4379
4380                 // default label to suppress warnings about "enumeration value
4381                 // 'xxx' not handled in switch
4382                 default:
4383                     break;
4384             }
4385         }
4386         return;
4387     }
4388
4389     m_isDragging = FALSE;
4390
4391
4392     // ------------ Entering or leaving the window
4393     //
4394     if ( event.Entering() || event.Leaving() )
4395     {
4396         ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_colLabelWin);
4397     }
4398
4399
4400     // ------------ Left button pressed
4401     //
4402     else if ( event.LeftDown() )
4403     {
4404         // don't send a label click event for a hit on the
4405         // edge of the col label - this is probably the user
4406         // wanting to resize the col
4407         //
4408         if ( XToEdgeOfCol(x) < 0 )
4409         {
4410             col = XToCol(x);
4411             if ( col >= 0  &&
4412                  !SendEvent( wxEVT_GRID_LABEL_LEFT_CLICK, -1, col, event ) )
4413             {
4414                 if ( !event.ShiftDown() && !event.ControlDown() )
4415                     ClearSelection();
4416                 if ( event.ShiftDown() )
4417                     m_selection->SelectBlock( 0,
4418                                               m_currentCellCoords.GetCol(),
4419                                               GetNumberRows() - 1, col,
4420                                               event.ControlDown(),
4421                                               event.ShiftDown(),
4422                                               event.AltDown(),
4423                                               event.MetaDown() );
4424                 else
4425                     m_selection->SelectCol( col,
4426                                             event.ControlDown(),
4427                                             event.ShiftDown(),
4428                                             event.AltDown(),
4429                                             event.MetaDown() );
4430                 ChangeCursorMode(WXGRID_CURSOR_SELECT_COL, m_colLabelWin);
4431             }
4432         }
4433         else
4434         {
4435             // starting to drag-resize a col
4436             //
4437             if ( CanDragColSize() )
4438                 ChangeCursorMode(WXGRID_CURSOR_RESIZE_COL, m_colLabelWin);
4439         }
4440     }
4441
4442
4443     // ------------ Left double click
4444     //
4445     if ( event.LeftDClick() )
4446     {
4447         if ( XToEdgeOfCol(x) < 0 )
4448         {
4449             col = XToCol(x);
4450             SendEvent( wxEVT_GRID_LABEL_LEFT_DCLICK, -1, col, event );
4451         }
4452     }
4453
4454
4455     // ------------ Left button released
4456     //
4457     else if ( event.LeftUp() )
4458     {
4459         if ( m_cursorMode == WXGRID_CURSOR_RESIZE_COL )
4460         {
4461             DoEndDragResizeCol();
4462
4463             // Note: we are ending the event *after* doing
4464             // default processing in this case
4465             //
4466             SendEvent( wxEVT_GRID_COL_SIZE, -1, m_dragRowOrCol, event );
4467         }
4468
4469         ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_colLabelWin);
4470         m_dragLastPos  = -1;
4471     }
4472
4473
4474     // ------------ Right button down
4475     //
4476     else if ( event.RightDown() )
4477     {
4478         col = XToCol(x);
4479         if ( !SendEvent( wxEVT_GRID_LABEL_RIGHT_CLICK, -1, col, event ) )
4480         {
4481             // no default action at the moment
4482         }
4483     }
4484
4485
4486     // ------------ Right double click
4487     //
4488     else if ( event.RightDClick() )
4489     {
4490         col = XToCol(x);
4491         if ( !SendEvent( wxEVT_GRID_LABEL_RIGHT_DCLICK, -1, col, event ) )
4492         {
4493             // no default action at the moment
4494         }
4495     }
4496
4497
4498     // ------------ No buttons down and mouse moving
4499     //
4500     else if ( event.Moving() )
4501     {
4502         m_dragRowOrCol = XToEdgeOfCol( x );
4503         if ( m_dragRowOrCol >= 0 )
4504         {
4505             if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
4506             {
4507                 // don't capture the cursor yet
4508                 if ( CanDragColSize() )
4509                     ChangeCursorMode(WXGRID_CURSOR_RESIZE_COL, m_colLabelWin, FALSE);
4510             }
4511         }
4512         else if ( m_cursorMode != WXGRID_CURSOR_SELECT_CELL )
4513         {
4514             ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_colLabelWin, FALSE);
4515         }
4516     }
4517 }
4518
4519
4520 void wxGrid::ProcessCornerLabelMouseEvent( wxMouseEvent& event )
4521 {
4522     if ( event.LeftDown() )
4523     {
4524         // indicate corner label by having both row and
4525         // col args == -1
4526         //
4527         if ( !SendEvent( wxEVT_GRID_LABEL_LEFT_CLICK, -1, -1, event ) )
4528         {
4529             SelectAll();
4530         }
4531     }
4532
4533     else if ( event.LeftDClick() )
4534     {
4535         SendEvent( wxEVT_GRID_LABEL_LEFT_DCLICK, -1, -1, event );
4536     }
4537
4538     else if ( event.RightDown() )
4539     {
4540         if ( !SendEvent( wxEVT_GRID_LABEL_RIGHT_CLICK, -1, -1, event ) )
4541         {
4542             // no default action at the moment
4543         }
4544     }
4545
4546     else if ( event.RightDClick() )
4547     {
4548         if ( !SendEvent( wxEVT_GRID_LABEL_RIGHT_DCLICK, -1, -1, event ) )
4549         {
4550             // no default action at the moment
4551         }
4552     }
4553 }
4554
4555 void wxGrid::ChangeCursorMode(CursorMode mode,
4556                               wxWindow *win,
4557                               bool captureMouse)
4558 {
4559 #ifdef __WXDEBUG__
4560     static const wxChar *cursorModes[] =
4561     {
4562         _T("SELECT_CELL"),
4563         _T("RESIZE_ROW"),
4564         _T("RESIZE_COL"),
4565         _T("SELECT_ROW"),
4566         _T("SELECT_COL")
4567     };
4568
4569     wxLogTrace(_T("grid"),
4570                _T("wxGrid cursor mode (mouse capture for %s): %s -> %s"),
4571                win == m_colLabelWin ? _T("colLabelWin")
4572                                     : win ? _T("rowLabelWin")
4573                                           : _T("gridWin"),
4574                cursorModes[m_cursorMode], cursorModes[mode]);
4575 #endif // __WXDEBUG__
4576
4577     if ( mode == m_cursorMode )
4578         return;
4579
4580     if ( !win )
4581     {
4582         // by default use the grid itself
4583         win = m_gridWin;
4584     }
4585
4586     if ( m_winCapture )
4587     {
4588         m_winCapture->ReleaseMouse();
4589         m_winCapture = (wxWindow *)NULL;
4590     }
4591
4592     m_cursorMode = mode;
4593
4594     switch ( m_cursorMode )
4595     {
4596         case WXGRID_CURSOR_RESIZE_ROW:
4597             win->SetCursor( m_rowResizeCursor );
4598             break;
4599
4600         case WXGRID_CURSOR_RESIZE_COL:
4601             win->SetCursor( m_colResizeCursor );
4602             break;
4603
4604         default:
4605             win->SetCursor( *wxSTANDARD_CURSOR );
4606     }
4607
4608     // we need to capture mouse when resizing
4609     bool resize = m_cursorMode == WXGRID_CURSOR_RESIZE_ROW ||
4610                   m_cursorMode == WXGRID_CURSOR_RESIZE_COL;
4611
4612     if ( captureMouse && resize )
4613     {
4614         win->CaptureMouse();
4615         m_winCapture = win;
4616     }
4617 }
4618
4619 void wxGrid::ProcessGridCellMouseEvent( wxMouseEvent& event )
4620 {
4621     int x, y;
4622     wxPoint pos( event.GetPosition() );
4623     CalcUnscrolledPosition( pos.x, pos.y, &x, &y );
4624
4625     wxGridCellCoords coords;
4626     XYToCell( x, y, coords );
4627
4628     if ( event.Dragging() )
4629     {
4630         //wxLogDebug("pos(%d, %d) coords(%d, %d)", pos.x, pos.y, coords.GetRow(), coords.GetCol());
4631
4632         // Don't start doing anything until the mouse has been drug at
4633         // least 3 pixels in any direction...
4634         if (! m_isDragging)
4635         {
4636             if (m_startDragPos == wxDefaultPosition)
4637             {
4638                 m_startDragPos = pos;
4639                 return;
4640             }
4641             if (abs(m_startDragPos.x - pos.x) < 4 && abs(m_startDragPos.y - pos.y) < 4)
4642                 return;
4643         }
4644
4645         m_isDragging = TRUE;
4646         if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
4647         {
4648             // Hide the edit control, so it
4649             // won't interfer with drag-shrinking.
4650             if ( IsCellEditControlShown() )
4651             {
4652                 HideCellEditControl();
4653                 SaveEditControlValue();
4654             }
4655
4656             // Have we captured the mouse yet?
4657             if (! m_winCapture)
4658             {
4659                 m_winCapture = m_gridWin;
4660                 m_winCapture->CaptureMouse();
4661             }
4662
4663             if ( coords != wxGridNoCellCoords )
4664             {
4665                 if ( event.ControlDown() )
4666                 {
4667                     if ( m_selectingKeyboard == wxGridNoCellCoords)
4668                         m_selectingKeyboard = coords;
4669                     SelectBlock ( m_selectingKeyboard, coords );
4670                 }
4671                 else
4672                 {
4673                     if ( !IsSelection() )
4674                     {
4675                         SelectBlock( coords, coords );
4676                     }
4677                     else
4678                     {
4679                         SelectBlock( m_currentCellCoords, coords );
4680                     }
4681                 }
4682
4683                 if (! IsVisible(coords))
4684                 {
4685                     MakeCellVisible(coords);
4686                     // TODO: need to introduce a delay or something here.  The
4687                     // scrolling is way to fast, at least on MSW - also on GTK.
4688                 }
4689             }
4690         }
4691         else if ( m_cursorMode == WXGRID_CURSOR_RESIZE_ROW )
4692         {
4693             int cw, ch, left, dummy;
4694             m_gridWin->GetClientSize( &cw, &ch );
4695             CalcUnscrolledPosition( 0, 0, &left, &dummy );
4696
4697             wxClientDC dc( m_gridWin );
4698             PrepareDC( dc );
4699             y = wxMax( y, GetRowTop(m_dragRowOrCol) +
4700                           GetRowMinimalHeight(m_dragRowOrCol) );
4701             dc.SetLogicalFunction(wxINVERT);
4702             if ( m_dragLastPos >= 0 )
4703             {
4704                 dc.DrawLine( left, m_dragLastPos, left+cw, m_dragLastPos );
4705             }
4706             dc.DrawLine( left, y, left+cw, y );
4707             m_dragLastPos = y;
4708         }
4709         else if ( m_cursorMode == WXGRID_CURSOR_RESIZE_COL )
4710         {
4711             int cw, ch, dummy, top;
4712             m_gridWin->GetClientSize( &cw, &ch );
4713             CalcUnscrolledPosition( 0, 0, &dummy, &top );
4714
4715             wxClientDC dc( m_gridWin );
4716             PrepareDC( dc );
4717             x = wxMax( x, GetColLeft(m_dragRowOrCol) +
4718                           GetColMinimalWidth(m_dragRowOrCol) );
4719             dc.SetLogicalFunction(wxINVERT);
4720             if ( m_dragLastPos >= 0 )
4721             {
4722                 dc.DrawLine( m_dragLastPos, top, m_dragLastPos, top+ch );
4723             }
4724             dc.DrawLine( x, top, x, top+ch );
4725             m_dragLastPos = x;
4726         }
4727
4728         return;
4729     }
4730
4731     m_isDragging = FALSE;
4732     m_startDragPos = wxDefaultPosition;
4733
4734     // VZ: if we do this, the mode is reset to WXGRID_CURSOR_SELECT_CELL
4735     //     immediately after it becomes WXGRID_CURSOR_RESIZE_ROW/COL under
4736     //     wxGTK
4737 #if 0
4738     if ( event.Entering() || event.Leaving() )
4739     {
4740         ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
4741         m_gridWin->SetCursor( *wxSTANDARD_CURSOR );
4742     }
4743     else
4744 #endif // 0
4745
4746     // ------------ Left button pressed
4747     //
4748     if ( event.LeftDown() && coords != wxGridNoCellCoords )
4749     {
4750         if ( !SendEvent( wxEVT_GRID_CELL_LEFT_CLICK,
4751                        coords.GetRow(),
4752                        coords.GetCol(),
4753                        event ) )
4754         {
4755             if ( !event.ControlDown() )
4756                 ClearSelection();
4757             if ( event.ShiftDown() )
4758             {
4759                 m_selection->SelectBlock( m_currentCellCoords.GetRow(),
4760                                           m_currentCellCoords.GetCol(),
4761                                           coords.GetRow(),
4762                                           coords.GetCol(),
4763                                           event.ControlDown(),
4764                                           event.ShiftDown(),
4765                                           event.AltDown(),
4766                                           event.MetaDown() );
4767             }
4768             else if ( XToEdgeOfCol(x) < 0  &&
4769                       YToEdgeOfRow(y) < 0 )
4770             {
4771                 DisableCellEditControl();
4772                 MakeCellVisible( coords );
4773
4774                 // if this is the second click on this cell then start
4775                 // the edit control
4776                 if ( m_waitForSlowClick &&
4777                      (coords == m_currentCellCoords) &&
4778                      CanEnableCellControl())
4779                 {
4780                     EnableCellEditControl();
4781
4782                     wxGridCellAttr* attr = GetCellAttr(m_currentCellCoords);
4783                     wxGridCellEditor *editor = attr->GetEditor(this,
4784                                                                coords.GetRow(),
4785                                                                coords.GetCol());
4786                     editor->StartingClick();
4787                     editor->DecRef();
4788                     attr->DecRef();
4789
4790                     m_waitForSlowClick = FALSE;
4791                 }
4792                 else
4793                 {
4794                     if ( event.ControlDown() )
4795                     {
4796                         m_selection->ToggleCellSelection( coords.GetRow(),
4797                                                           coords.GetCol(),
4798                                                           event.ControlDown(),
4799                                                           event.ShiftDown(),
4800                                                           event.AltDown(),
4801                                                           event.MetaDown() );
4802                         m_selectingTopLeft = wxGridNoCellCoords;
4803                         m_selectingBottomRight = wxGridNoCellCoords;
4804                         m_selectingKeyboard = coords;
4805                     }
4806                     else
4807                     {
4808                         SetCurrentCell( coords );
4809                         if ( m_selection->GetSelectionMode()
4810                              != wxGrid::wxGridSelectCells)
4811                             SelectBlock( coords, coords );
4812                     }
4813                     m_waitForSlowClick = TRUE;
4814                 }
4815             }
4816         }
4817     }
4818
4819
4820     // ------------ Left double click
4821     //
4822     else if ( event.LeftDClick() && coords != wxGridNoCellCoords )
4823     {
4824         DisableCellEditControl();
4825
4826         if ( XToEdgeOfCol(x) < 0  &&  YToEdgeOfRow(y) < 0 )
4827         {
4828             SendEvent( wxEVT_GRID_CELL_LEFT_DCLICK,
4829                        coords.GetRow(),
4830                        coords.GetCol(),
4831                        event );
4832         }
4833     }
4834
4835
4836     // ------------ Left button released
4837     //
4838     else if ( event.LeftUp() )
4839     {
4840         if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
4841         {
4842             if ( m_selectingTopLeft != wxGridNoCellCoords &&
4843                  m_selectingBottomRight != wxGridNoCellCoords )
4844             {
4845                 if (m_winCapture)
4846                 {
4847                     m_winCapture->ReleaseMouse();
4848                     m_winCapture = NULL;
4849                 }
4850                 m_selection->SelectBlock( m_selectingTopLeft.GetRow(),
4851                                           m_selectingTopLeft.GetCol(),
4852                                           m_selectingBottomRight.GetRow(),
4853                                           m_selectingBottomRight.GetCol(),
4854                                           event.ControlDown(),
4855                                           event.ShiftDown(),
4856                                           event.AltDown(),
4857                                           event.MetaDown() );
4858                 m_selectingTopLeft = wxGridNoCellCoords;
4859                 m_selectingBottomRight = wxGridNoCellCoords;
4860             }
4861
4862             // Show the edit control, if it has been hidden for
4863             // drag-shrinking.
4864             ShowCellEditControl();
4865         }
4866         else if ( m_cursorMode == WXGRID_CURSOR_RESIZE_ROW )
4867         {
4868             ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
4869             DoEndDragResizeRow();
4870
4871             // Note: we are ending the event *after* doing
4872             // default processing in this case
4873             //
4874             SendEvent( wxEVT_GRID_ROW_SIZE, m_dragRowOrCol, -1, event );
4875         }
4876         else if ( m_cursorMode == WXGRID_CURSOR_RESIZE_COL )
4877         {
4878             ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
4879             DoEndDragResizeCol();
4880
4881             // Note: we are ending the event *after* doing
4882             // default processing in this case
4883             //
4884             SendEvent( wxEVT_GRID_COL_SIZE, -1, m_dragRowOrCol, event );
4885         }
4886
4887         m_dragLastPos = -1;
4888     }
4889
4890
4891     // ------------ Right button down
4892     //
4893     else if ( event.RightDown() && coords != wxGridNoCellCoords )
4894     {
4895         DisableCellEditControl();
4896         if ( !SendEvent( wxEVT_GRID_CELL_RIGHT_CLICK,
4897                          coords.GetRow(),
4898                          coords.GetCol(),
4899                          event ) )
4900         {
4901             // no default action at the moment
4902         }
4903     }
4904
4905
4906     // ------------ Right double click
4907     //
4908     else if ( event.RightDClick() && coords != wxGridNoCellCoords )
4909     {
4910         DisableCellEditControl();
4911         if ( !SendEvent( wxEVT_GRID_CELL_RIGHT_DCLICK,
4912                          coords.GetRow(),
4913                          coords.GetCol(),
4914                          event ) )
4915         {
4916             // no default action at the moment
4917         }
4918     }
4919
4920     // ------------ Moving and no button action
4921     //
4922     else if ( event.Moving() && !event.IsButton() )
4923     {
4924         int dragRow = YToEdgeOfRow( y );
4925         int dragCol = XToEdgeOfCol( x );
4926
4927         // Dragging on the corner of a cell to resize in both
4928         // directions is not implemented yet...
4929         //
4930         if ( dragRow >= 0  &&  dragCol >= 0 )
4931         {
4932             ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
4933             return;
4934         }
4935
4936         if ( dragRow >= 0 )
4937         {
4938             m_dragRowOrCol = dragRow;
4939
4940             if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
4941             {
4942                 if ( CanDragRowSize() && CanDragGridSize() )
4943                     ChangeCursorMode(WXGRID_CURSOR_RESIZE_ROW);
4944             }
4945
4946             if ( dragCol >= 0 )
4947             {
4948                 m_dragRowOrCol = dragCol;
4949             }
4950
4951             return;
4952         }
4953
4954         if ( dragCol >= 0 )
4955         {
4956             m_dragRowOrCol = dragCol;
4957
4958             if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
4959             {
4960                 if ( CanDragColSize() && CanDragGridSize() )
4961                     ChangeCursorMode(WXGRID_CURSOR_RESIZE_COL);
4962             }
4963
4964             return;
4965         }
4966
4967         // Neither on a row or col edge
4968         //
4969         if ( m_cursorMode != WXGRID_CURSOR_SELECT_CELL )
4970         {
4971             ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
4972         }
4973     }
4974 }
4975
4976
4977 void wxGrid::DoEndDragResizeRow()
4978 {
4979     if ( m_dragLastPos >= 0 )
4980     {
4981         // erase the last line and resize the row
4982         //
4983         int cw, ch, left, dummy;
4984         m_gridWin->GetClientSize( &cw, &ch );
4985         CalcUnscrolledPosition( 0, 0, &left, &dummy );
4986
4987         wxClientDC dc( m_gridWin );
4988         PrepareDC( dc );
4989         dc.SetLogicalFunction( wxINVERT );
4990         dc.DrawLine( left, m_dragLastPos, left+cw, m_dragLastPos );
4991         HideCellEditControl();
4992         SaveEditControlValue();
4993
4994         int rowTop = GetRowTop(m_dragRowOrCol);
4995         SetRowSize( m_dragRowOrCol,
4996                     wxMax( m_dragLastPos - rowTop, WXGRID_MIN_ROW_HEIGHT ) );
4997
4998         if ( !GetBatchCount() )
4999         {
5000             // Only needed to get the correct rect.y:
5001             wxRect rect ( CellToRect( m_dragRowOrCol, 0 ) );
5002             rect.x = 0;
5003             CalcScrolledPosition(0, rect.y, &dummy, &rect.y);
5004             rect.width = m_rowLabelWidth;
5005             rect.height = ch - rect.y;
5006             m_rowLabelWin->Refresh( TRUE, &rect );
5007             rect.width = cw;
5008             m_gridWin->Refresh( FALSE, &rect );
5009         }
5010
5011         ShowCellEditControl();
5012     }
5013 }
5014
5015
5016 void wxGrid::DoEndDragResizeCol()
5017 {
5018     if ( m_dragLastPos >= 0 )
5019     {
5020         // erase the last line and resize the col
5021         //
5022         int cw, ch, dummy, top;
5023         m_gridWin->GetClientSize( &cw, &ch );
5024         CalcUnscrolledPosition( 0, 0, &dummy, &top );
5025
5026         wxClientDC dc( m_gridWin );
5027         PrepareDC( dc );
5028         dc.SetLogicalFunction( wxINVERT );
5029         dc.DrawLine( m_dragLastPos, top, m_dragLastPos, top+ch );
5030         HideCellEditControl();
5031         SaveEditControlValue();
5032
5033         int colLeft = GetColLeft(m_dragRowOrCol);
5034         SetColSize( m_dragRowOrCol,
5035                     wxMax( m_dragLastPos - colLeft,
5036                            GetColMinimalWidth(m_dragRowOrCol) ) );
5037
5038         if ( !GetBatchCount() )
5039         {
5040             // Only needed to get the correct rect.x:
5041             wxRect rect ( CellToRect( 0, m_dragRowOrCol ) );
5042             rect.y = 0;
5043             CalcScrolledPosition(rect.x, 0, &rect.x, &dummy);
5044             rect.width = cw - rect.x;
5045             rect.height = m_colLabelHeight;
5046             m_colLabelWin->Refresh( TRUE, &rect );
5047             rect.height = ch;
5048             m_gridWin->Refresh( FALSE, &rect );
5049         }
5050
5051         ShowCellEditControl();
5052     }
5053 }
5054
5055
5056
5057 //
5058 // ------ interaction with data model
5059 //
5060 bool wxGrid::ProcessTableMessage( wxGridTableMessage& msg )
5061 {
5062     switch ( msg.GetId() )
5063     {
5064         case wxGRIDTABLE_REQUEST_VIEW_GET_VALUES:
5065             return GetModelValues();
5066
5067         case wxGRIDTABLE_REQUEST_VIEW_SEND_VALUES:
5068             return SetModelValues();
5069
5070         case wxGRIDTABLE_NOTIFY_ROWS_INSERTED:
5071         case wxGRIDTABLE_NOTIFY_ROWS_APPENDED:
5072         case wxGRIDTABLE_NOTIFY_ROWS_DELETED:
5073         case wxGRIDTABLE_NOTIFY_COLS_INSERTED:
5074         case wxGRIDTABLE_NOTIFY_COLS_APPENDED:
5075         case wxGRIDTABLE_NOTIFY_COLS_DELETED:
5076             return Redimension( msg );
5077
5078         default:
5079             return FALSE;
5080     }
5081 }
5082
5083
5084
5085 // The behaviour of this function depends on the grid table class
5086 // Clear() function.  For the default wxGridStringTable class the
5087 // behavious is to replace all cell contents with wxEmptyString but
5088 // not to change the number of rows or cols.
5089 //
5090 void wxGrid::ClearGrid()
5091 {
5092     if ( m_table )
5093     {
5094         if (IsCellEditControlEnabled())
5095             DisableCellEditControl();
5096
5097         m_table->Clear();
5098         if ( !GetBatchCount() ) m_gridWin->Refresh();
5099     }
5100 }
5101
5102
5103 bool wxGrid::InsertRows( int pos, int numRows, bool WXUNUSED(updateLabels) )
5104 {
5105     // TODO: something with updateLabels flag
5106
5107     if ( !m_created )
5108     {
5109         wxFAIL_MSG( wxT("Called wxGrid::InsertRows() before calling CreateGrid()") );
5110         return FALSE;
5111     }
5112
5113     if ( m_table )
5114     {
5115         if (IsCellEditControlEnabled())
5116             DisableCellEditControl();
5117
5118         return m_table->InsertRows( pos, numRows );
5119
5120         // the table will have sent the results of the insert row
5121         // operation to this view object as a grid table message
5122     }
5123     return FALSE;
5124 }
5125
5126
5127 bool wxGrid::AppendRows( int numRows, bool WXUNUSED(updateLabels) )
5128 {
5129     // TODO: something with updateLabels flag
5130
5131     if ( !m_created )
5132     {
5133         wxFAIL_MSG( wxT("Called wxGrid::AppendRows() before calling CreateGrid()") );
5134         return FALSE;
5135     }
5136
5137     return ( m_table && m_table->AppendRows( numRows ) );
5138     // the table will have sent the results of the append row
5139     // operation to this view object as a grid table message
5140 }
5141
5142
5143 bool wxGrid::DeleteRows( int pos, int numRows, bool WXUNUSED(updateLabels) )
5144 {
5145     // TODO: something with updateLabels flag
5146
5147     if ( !m_created )
5148     {
5149         wxFAIL_MSG( wxT("Called wxGrid::DeleteRows() before calling CreateGrid()") );
5150         return FALSE;
5151     }
5152
5153     if ( m_table )
5154     {
5155         if (IsCellEditControlEnabled())
5156             DisableCellEditControl();
5157
5158         return (m_table->DeleteRows( pos, numRows ));
5159         // the table will have sent the results of the delete row
5160         // operation to this view object as a grid table message
5161     }
5162     return FALSE;
5163 }
5164
5165
5166 bool wxGrid::InsertCols( int pos, int numCols, bool WXUNUSED(updateLabels) )
5167 {
5168     // TODO: something with updateLabels flag
5169
5170     if ( !m_created )
5171     {
5172         wxFAIL_MSG( wxT("Called wxGrid::InsertCols() before calling CreateGrid()") );
5173         return FALSE;
5174     }
5175
5176     if ( m_table )
5177     {
5178         if (IsCellEditControlEnabled())
5179             DisableCellEditControl();
5180
5181         return m_table->InsertCols( pos, numCols );
5182         // the table will have sent the results of the insert col
5183         // operation to this view object as a grid table message
5184     }
5185     return FALSE;
5186 }
5187
5188
5189 bool wxGrid::AppendCols( int numCols, bool WXUNUSED(updateLabels) )
5190 {
5191     // TODO: something with updateLabels flag
5192
5193     if ( !m_created )
5194     {
5195         wxFAIL_MSG( wxT("Called wxGrid::AppendCols() before calling CreateGrid()") );
5196         return FALSE;
5197     }
5198
5199     return ( m_table && m_table->AppendCols( numCols ) );
5200     // the table will have sent the results of the append col
5201     // operation to this view object as a grid table message
5202 }
5203
5204
5205 bool wxGrid::DeleteCols( int pos, int numCols, bool WXUNUSED(updateLabels) )
5206 {
5207     // TODO: something with updateLabels flag
5208
5209     if ( !m_created )
5210     {
5211         wxFAIL_MSG( wxT("Called wxGrid::DeleteCols() before calling CreateGrid()") );
5212         return FALSE;
5213     }
5214
5215     if ( m_table )
5216     {
5217         if (IsCellEditControlEnabled())
5218             DisableCellEditControl();
5219
5220         return ( m_table->DeleteCols( pos, numCols ) );
5221         // the table will have sent the results of the delete col
5222         // operation to this view object as a grid table message
5223     }
5224     return FALSE;
5225 }
5226
5227
5228
5229 //
5230 // ----- event handlers
5231 //
5232
5233 // Generate a grid event based on a mouse event and
5234 // return the result of ProcessEvent()
5235 //
5236 bool wxGrid::SendEvent( const wxEventType type,
5237                         int row, int col,
5238                         wxMouseEvent& mouseEv )
5239 {
5240     if ( type == wxEVT_GRID_ROW_SIZE || type == wxEVT_GRID_COL_SIZE )
5241     {
5242         int rowOrCol = (row == -1 ? col : row);
5243
5244         wxGridSizeEvent gridEvt( GetId(),
5245                                  type,
5246                                  this,
5247                                  rowOrCol,
5248                                  mouseEv.GetX() + GetColLabelSize(),
5249                                  mouseEv.GetY() + GetRowLabelSize(),
5250                                  mouseEv.ControlDown(),
5251                                  mouseEv.ShiftDown(),
5252                                  mouseEv.AltDown(),
5253                                  mouseEv.MetaDown() );
5254
5255         return GetEventHandler()->ProcessEvent(gridEvt);
5256     }
5257     else if ( type == wxEVT_GRID_RANGE_SELECT )
5258     {
5259         // Right now, it should _never_ end up here!
5260         wxGridRangeSelectEvent gridEvt( GetId(),
5261                                         type,
5262                                         this,
5263                                         m_selectingTopLeft,
5264                                         m_selectingBottomRight,
5265                                         TRUE,
5266                                         mouseEv.ControlDown(),
5267                                         mouseEv.ShiftDown(),
5268                                         mouseEv.AltDown(),
5269                                         mouseEv.MetaDown() );
5270
5271         return GetEventHandler()->ProcessEvent(gridEvt);
5272     }
5273     else
5274     {
5275         wxGridEvent gridEvt( GetId(),
5276                              type,
5277                              this,
5278                              row, col,
5279                              mouseEv.GetX() + GetColLabelSize(),
5280                              mouseEv.GetY() + GetRowLabelSize(),
5281                              FALSE,
5282                              mouseEv.ControlDown(),
5283                              mouseEv.ShiftDown(),
5284                              mouseEv.AltDown(),
5285                              mouseEv.MetaDown() );
5286
5287         return GetEventHandler()->ProcessEvent(gridEvt);
5288     }
5289 }
5290
5291
5292 // Generate a grid event of specified type and return the result
5293 // of ProcessEvent().
5294 //
5295 bool wxGrid::SendEvent( const wxEventType type,
5296                         int row, int col )
5297 {
5298     if ( type == wxEVT_GRID_ROW_SIZE || type == wxEVT_GRID_COL_SIZE )
5299     {
5300         int rowOrCol = (row == -1 ? col : row);
5301
5302         wxGridSizeEvent gridEvt( GetId(),
5303                                  type,
5304                                  this,
5305                                  rowOrCol );
5306
5307         return GetEventHandler()->ProcessEvent(gridEvt);
5308     }
5309     else
5310     {
5311         wxGridEvent gridEvt( GetId(),
5312                              type,
5313                              this,
5314                              row, col );
5315
5316         return GetEventHandler()->ProcessEvent(gridEvt);
5317     }
5318 }
5319
5320
5321 void wxGrid::OnPaint( wxPaintEvent& WXUNUSED(event) )
5322 {
5323     wxPaintDC dc(this);  // needed to prevent zillions of paint events on MSW
5324 }
5325
5326
5327 // This is just here to make sure that CalcDimensions gets called when
5328 // the grid view is resized... then the size event is skipped to allow
5329 // the box sizers to handle everything
5330 //
5331 void wxGrid::OnSize( wxSizeEvent& WXUNUSED(event) )
5332 {
5333     CalcWindowSizes();
5334     CalcDimensions();
5335 }
5336
5337
5338 void wxGrid::OnKeyDown( wxKeyEvent& event )
5339 {
5340     if ( m_inOnKeyDown )
5341     {
5342         // shouldn't be here - we are going round in circles...
5343         //
5344         wxFAIL_MSG( wxT("wxGrid::OnKeyDown called while already active") );
5345     }
5346
5347     m_inOnKeyDown = TRUE;
5348
5349     // propagate the event up and see if it gets processed
5350     //
5351     wxWindow *parent = GetParent();
5352     wxKeyEvent keyEvt( event );
5353     keyEvt.SetEventObject( parent );
5354
5355     if ( !parent->GetEventHandler()->ProcessEvent( keyEvt ) )
5356     {
5357
5358         // try local handlers
5359         //
5360         switch ( event.KeyCode() )
5361         {
5362             case WXK_UP:
5363                 if ( event.ControlDown() )
5364                 {
5365                     MoveCursorUpBlock( event.ShiftDown() );
5366                 }
5367                 else
5368                 {
5369                     MoveCursorUp( event.ShiftDown() );
5370                 }
5371                 break;
5372
5373             case WXK_DOWN:
5374                 if ( event.ControlDown() )
5375                 {
5376                     MoveCursorDownBlock( event.ShiftDown() );
5377                 }
5378                 else
5379                 {
5380                     MoveCursorDown( event.ShiftDown() );
5381                 }
5382                 break;
5383
5384             case WXK_LEFT:
5385                 if ( event.ControlDown() )
5386                 {
5387                     MoveCursorLeftBlock( event.ShiftDown() );
5388                 }
5389                 else
5390                 {
5391                     MoveCursorLeft( event.ShiftDown() );
5392                 }
5393                 break;
5394
5395             case WXK_RIGHT:
5396                 if ( event.ControlDown() )
5397                 {
5398                     MoveCursorRightBlock( event.ShiftDown() );
5399                 }
5400                 else
5401                 {
5402                     MoveCursorRight( event.ShiftDown() );
5403                 }
5404                 break;
5405
5406             case WXK_RETURN:
5407                 if ( event.ControlDown() )
5408                 {
5409                     event.Skip();  // to let the edit control have the return
5410                 }
5411                 else
5412                 {
5413                     if ( GetGridCursorRow() < GetNumberRows()-1 )
5414                     {
5415                         MoveCursorDown( event.ShiftDown() );
5416                     }
5417                     else
5418                     {
5419                         // at the bottom of a column
5420                         HideCellEditControl();
5421                         SaveEditControlValue();
5422                     }
5423                 }
5424                 break;
5425
5426             case WXK_ESCAPE:
5427                 ClearSelection();
5428                 break;
5429
5430             case WXK_TAB:
5431                 if (event.ShiftDown())
5432                 {
5433                     if ( GetGridCursorCol() > 0 )
5434                     {
5435                         MoveCursorLeft( FALSE );
5436                     }
5437                     else
5438                     {
5439                         // at left of grid
5440                         HideCellEditControl();
5441                         SaveEditControlValue();
5442                     }
5443                 }
5444                 else
5445                 {
5446                     if ( GetGridCursorCol() < GetNumberCols()-1 )
5447                     {
5448                         MoveCursorRight( FALSE );
5449                     }
5450                     else
5451                     {
5452                         // at right of grid
5453                         HideCellEditControl();
5454                         SaveEditControlValue();
5455                     }
5456                 }
5457                 break;
5458
5459             case WXK_HOME:
5460                 if ( event.ControlDown() )
5461                 {
5462                     MakeCellVisible( 0, 0 );
5463                     SetCurrentCell( 0, 0 );
5464                 }
5465                 else
5466                 {
5467                     event.Skip();
5468                 }
5469                 break;
5470
5471             case WXK_END:
5472                 if ( event.ControlDown() )
5473                 {
5474                     MakeCellVisible( m_numRows-1, m_numCols-1 );
5475                     SetCurrentCell( m_numRows-1, m_numCols-1 );
5476                 }
5477                 else
5478                 {
5479                     event.Skip();
5480                 }
5481                 break;
5482
5483             case WXK_PRIOR:
5484                 MovePageUp();
5485                 break;
5486
5487             case WXK_NEXT:
5488                 MovePageDown();
5489                 break;
5490
5491             case WXK_SPACE:
5492                 if ( event.ControlDown() )
5493                 {
5494                     m_selection->ToggleCellSelection( m_currentCellCoords.GetRow(),
5495                                                       m_currentCellCoords.GetCol(),
5496                                                       event.ControlDown(),
5497                                                       event.ShiftDown(),
5498                                                       event.AltDown(),
5499                                                       event.MetaDown() );
5500                     break;
5501                 }
5502                 if ( !IsEditable() )
5503                 {
5504                     MoveCursorRight( FALSE );
5505                     break;
5506                 }
5507                 // Otherwise fall through to default
5508
5509             default:
5510                 // is it possible to edit the current cell at all?
5511                 if ( !IsCellEditControlEnabled() && CanEnableCellControl() )
5512                 {
5513                     // yes, now check whether the cells editor accepts the key
5514                     int row = m_currentCellCoords.GetRow();
5515                     int col = m_currentCellCoords.GetCol();
5516                     wxGridCellAttr* attr = GetCellAttr(row, col);
5517                     wxGridCellEditor *editor = attr->GetEditor(this, row, col);
5518
5519                     // <F2> is special and will always start editing, for
5520                     // other keys - ask the editor itself
5521                     if ( (event.KeyCode() == WXK_F2 && !event.HasModifiers())
5522                          || editor->IsAcceptedKey(event) )
5523                     {
5524                         EnableCellEditControl();
5525                         editor->StartingKey(event);
5526                     }
5527                     else
5528                     {
5529                         event.Skip();
5530                     }
5531
5532                     editor->DecRef();
5533                     attr->DecRef();
5534                 }
5535                 else
5536                 {
5537                     // let others process char events with modifiers or all
5538                     // char events for readonly cells
5539                     event.Skip();
5540                 }
5541                 break;
5542         }
5543     }
5544
5545     m_inOnKeyDown = FALSE;
5546 }
5547
5548 void wxGrid::OnKeyUp( wxKeyEvent& event )
5549 {
5550     // try local handlers
5551     //
5552     if ( event.KeyCode() == WXK_SHIFT )
5553     {
5554         if ( m_selectingTopLeft != wxGridNoCellCoords &&
5555              m_selectingBottomRight != wxGridNoCellCoords )
5556             m_selection->SelectBlock( m_selectingTopLeft.GetRow(),
5557                                       m_selectingTopLeft.GetCol(),
5558                                       m_selectingBottomRight.GetRow(),
5559                                       m_selectingBottomRight.GetCol(),
5560                                       event.ControlDown(),
5561                                       TRUE,
5562                                       event.AltDown(),
5563                                       event.MetaDown() );
5564         m_selectingTopLeft = wxGridNoCellCoords;
5565         m_selectingBottomRight = wxGridNoCellCoords;
5566         m_selectingKeyboard = wxGridNoCellCoords;
5567     }
5568 }
5569
5570 void wxGrid::OnEraseBackground(wxEraseEvent&)
5571 {
5572 }
5573
5574 void wxGrid::SetCurrentCell( const wxGridCellCoords& coords )
5575 {
5576     if ( SendEvent( wxEVT_GRID_SELECT_CELL, coords.GetRow(), coords.GetCol() ) )
5577     {
5578         // the event has been intercepted - do nothing
5579         return;
5580     }
5581
5582     wxClientDC dc(m_gridWin);
5583     PrepareDC(dc);
5584
5585     if ( m_currentCellCoords != wxGridNoCellCoords )
5586     {
5587         HideCellEditControl();
5588         DisableCellEditControl();
5589
5590         if ( IsVisible( m_currentCellCoords ) )
5591         {
5592             wxRect r;
5593             r = BlockToDeviceRect(m_currentCellCoords, m_currentCellCoords);
5594             if ( !m_gridLinesEnabled )
5595             {
5596                 r.x--;
5597                 r.y--;
5598                 r.width++;
5599                 r.height++;
5600             }
5601
5602             CalcCellsExposed( r );
5603
5604             // Otherwise refresh redraws the highlight!
5605             m_currentCellCoords = coords;
5606
5607             DrawGridCellArea(dc);
5608             DrawAllGridLines( dc, r );
5609         }
5610     }
5611
5612     m_currentCellCoords = coords;
5613
5614     wxGridCellAttr* attr = GetCellAttr(coords);
5615     DrawCellHighlight(dc, attr);
5616     attr->DecRef();
5617 }
5618
5619
5620 //
5621 // ------ functions to get/send data (see also public functions)
5622 //
5623
5624 bool wxGrid::GetModelValues()
5625 {
5626     if ( m_table )
5627     {
5628         // all we need to do is repaint the grid
5629         //
5630         m_gridWin->Refresh();
5631         return TRUE;
5632     }
5633
5634     return FALSE;
5635 }
5636
5637
5638 bool wxGrid::SetModelValues()
5639 {
5640     int row, col;
5641
5642     if ( m_table )
5643     {
5644         for ( row = 0;  row < m_numRows;  row++ )
5645         {
5646             for ( col = 0;  col < m_numCols;  col++ )
5647             {
5648                 m_table->SetValue( row, col, GetCellValue(row, col) );
5649             }
5650         }
5651
5652         return TRUE;
5653     }
5654
5655     return FALSE;
5656 }
5657
5658
5659
5660 // Note - this function only draws cells that are in the list of
5661 // exposed cells (usually set from the update region by
5662 // CalcExposedCells)
5663 //
5664 void wxGrid::DrawGridCellArea( wxDC& dc )
5665 {
5666     if ( !m_numRows || !m_numCols ) return;
5667
5668     size_t i;
5669     size_t numCells = m_cellsExposed.GetCount();
5670
5671     for ( i = 0;  i < numCells;  i++ )
5672     {
5673         DrawCell( dc, m_cellsExposed[i] );
5674     }
5675 }
5676
5677
5678 void wxGrid::DrawGridSpace( wxDC& dc )
5679 {
5680   int cw, ch;
5681   m_gridWin->GetClientSize( &cw, &ch );
5682
5683   int right, bottom;
5684   CalcUnscrolledPosition( cw, ch, &right, &bottom );
5685
5686   int rightCol = m_numCols > 0 ? GetColRight(m_numCols - 1) : 0;
5687   int bottomRow = m_numRows > 0 ? GetRowBottom(m_numRows - 1) : 0 ;
5688
5689   if ( right > rightCol || bottom > bottomRow )
5690   {
5691       int left, top;
5692       CalcUnscrolledPosition( 0, 0, &left, &top );
5693
5694       dc.SetBrush( wxBrush(GetDefaultCellBackgroundColour(), wxSOLID) );
5695       dc.SetPen( *wxTRANSPARENT_PEN );
5696
5697       if ( right > rightCol )
5698       {
5699           dc.DrawRectangle( rightCol, top, right - rightCol, ch);
5700       }
5701
5702       if ( bottom > bottomRow )
5703       {
5704           dc.DrawRectangle( left, bottomRow, cw, bottom - bottomRow);
5705       }
5706   }
5707 }
5708
5709
5710 void wxGrid::DrawCell( wxDC& dc, const wxGridCellCoords& coords )
5711 {
5712     int row = coords.GetRow();
5713     int col = coords.GetCol();
5714
5715     if ( GetColWidth(col) <= 0 || GetRowHeight(row) <= 0 )
5716         return;
5717
5718     // we draw the cell border ourselves
5719 #if !WXGRID_DRAW_LINES
5720     if ( m_gridLinesEnabled )
5721         DrawCellBorder( dc, coords );
5722 #endif
5723
5724     wxGridCellAttr* attr = GetCellAttr(row, col);
5725
5726     bool isCurrent = coords == m_currentCellCoords;
5727
5728     wxRect rect = CellToRect( row, col );
5729
5730     // if the editor is shown, we should use it and not the renderer
5731     // Note: However, only if it is really _shown_, i.e. not hidden!
5732     if ( isCurrent && IsCellEditControlShown() )
5733     {
5734         wxGridCellEditor *editor = attr->GetEditor(this, row, col);
5735         editor->PaintBackground(rect, attr);
5736         editor->DecRef();
5737     }
5738     else
5739     {
5740         // but all the rest is drawn by the cell renderer and hence may be
5741         // customized
5742         wxGridCellRenderer *renderer = attr->GetRenderer(this, row, col);
5743         renderer->Draw(*this, *attr, dc, rect, row, col, IsInSelection(coords));
5744         renderer->DecRef();
5745     }
5746
5747     attr->DecRef();
5748 }
5749
5750 void wxGrid::DrawCellHighlight( wxDC& dc, const wxGridCellAttr *attr )
5751 {
5752     int row = m_currentCellCoords.GetRow();
5753     int col = m_currentCellCoords.GetCol();
5754
5755     if ( GetColWidth(col) <= 0 || GetRowHeight(row) <= 0 )
5756         return;
5757
5758     wxRect rect = CellToRect(row, col);
5759
5760     // hmmm... what could we do here to show that the cell is disabled?
5761     // for now, I just draw a thinner border than for the other ones, but
5762     // it doesn't look really good
5763     dc.SetPen(wxPen(m_cellHighlightColour, attr->IsReadOnly() ? 1 : 3, wxSOLID));
5764     dc.SetBrush(*wxTRANSPARENT_BRUSH);
5765
5766     dc.DrawRectangle(rect);
5767
5768 #if 0
5769         // VZ: my experiments with 3d borders...
5770
5771         // how to properly set colours for arbitrary bg?
5772         wxCoord x1 = rect.x,
5773                 y1 = rect.y,
5774                 x2 = rect.x + rect.width -1,
5775                 y2 = rect.y + rect.height -1;
5776
5777         dc.SetPen(*wxWHITE_PEN);
5778         dc.DrawLine(x1, y1, x2, y1);
5779         dc.DrawLine(x1, y1, x1, y2);
5780
5781         dc.DrawLine(x1 + 1, y2 - 1, x2 - 1, y2 - 1);
5782         dc.DrawLine(x2 - 1, y1 + 1, x2 - 1, y2 );
5783
5784         dc.SetPen(*wxBLACK_PEN);
5785         dc.DrawLine(x1, y2, x2, y2);
5786         dc.DrawLine(x2, y1, x2, y2+1);
5787 #endif // 0
5788 }
5789
5790
5791 void wxGrid::DrawCellBorder( wxDC& dc, const wxGridCellCoords& coords )
5792 {
5793     int row = coords.GetRow();
5794     int col = coords.GetCol();
5795     if ( GetColWidth(col) <= 0 || GetRowHeight(row) <= 0 )
5796         return;
5797
5798     dc.SetPen( wxPen(GetGridLineColour(), 1, wxSOLID) );
5799
5800     // right hand border
5801     //
5802     dc.DrawLine( GetColRight(col), GetRowTop(row),
5803                  GetColRight(col), GetRowBottom(row) );
5804
5805     // bottom border
5806     //
5807     dc.DrawLine( GetColLeft(col), GetRowBottom(row),
5808                  GetColRight(col), GetRowBottom(row) );
5809 }
5810
5811 void wxGrid::DrawHighlight(wxDC& dc)
5812 {
5813     // This if block was previously in wxGrid::OnPaint but that doesn't
5814     // seem to get called under wxGTK - MB
5815     //
5816     if ( m_currentCellCoords == wxGridNoCellCoords  &&
5817          m_numRows && m_numCols )
5818     {
5819         m_currentCellCoords.Set(0, 0);
5820     }
5821
5822     if ( IsCellEditControlShown() )
5823     {
5824         // don't show highlight when the edit control is shown
5825         return;
5826     }
5827
5828     // if the active cell was repainted, repaint its highlight too because it
5829     // might have been damaged by the grid lines
5830     size_t count = m_cellsExposed.GetCount();
5831     for ( size_t n = 0; n < count; n++ )
5832     {
5833         if ( m_cellsExposed[n] == m_currentCellCoords )
5834         {
5835             wxGridCellAttr* attr = GetCellAttr(m_currentCellCoords);
5836             DrawCellHighlight(dc, attr);
5837             attr->DecRef();
5838
5839             break;
5840         }
5841     }
5842 }
5843
5844 // TODO: remove this ???
5845 // This is used to redraw all grid lines e.g. when the grid line colour
5846 // has been changed
5847 //
5848 void wxGrid::DrawAllGridLines( wxDC& dc, const wxRegion & WXUNUSED_GTK(reg) )
5849 {
5850     if ( !m_gridLinesEnabled ||
5851          !m_numRows ||
5852          !m_numCols ) return;
5853
5854     int top, bottom, left, right;
5855
5856 #if 0  //#ifndef __WXGTK__
5857     if (reg.IsEmpty())
5858     {
5859       int cw, ch;
5860       m_gridWin->GetClientSize(&cw, &ch);
5861
5862       // virtual coords of visible area
5863       //
5864       CalcUnscrolledPosition( 0, 0, &left, &top );
5865       CalcUnscrolledPosition( cw, ch, &right, &bottom );
5866     }
5867     else
5868     {
5869       wxCoord x, y, w, h;
5870       reg.GetBox(x, y, w, h);
5871       CalcUnscrolledPosition( x, y, &left, &top );
5872       CalcUnscrolledPosition( x + w, y + h, &right, &bottom );
5873     }
5874 #else
5875       int cw, ch;
5876       m_gridWin->GetClientSize(&cw, &ch);
5877       CalcUnscrolledPosition( 0, 0, &left, &top );
5878       CalcUnscrolledPosition( cw, ch, &right, &bottom );
5879 #endif
5880
5881     // avoid drawing grid lines past the last row and col
5882     //
5883     right = wxMin( right, GetColRight(m_numCols - 1) );
5884     bottom = wxMin( bottom, GetRowBottom(m_numRows - 1) );
5885
5886     dc.SetPen( wxPen(GetGridLineColour(), 1, wxSOLID) );
5887
5888     // horizontal grid lines
5889     //
5890     int i;
5891     for ( i = 0; i < m_numRows; i++ )
5892     {
5893         int bot = GetRowBottom(i) - 1;
5894
5895         if ( bot > bottom )
5896         {
5897             break;
5898         }
5899
5900         if ( bot >= top )
5901         {
5902             dc.DrawLine( left, bot, right, bot );
5903         }
5904     }
5905
5906
5907     // vertical grid lines
5908     //
5909     for ( i = 0; i < m_numCols; i++ )
5910     {
5911         int colRight = GetColRight(i) - 1;
5912         if ( colRight > right )
5913         {
5914             break;
5915         }
5916
5917         if ( colRight >= left )
5918         {
5919             dc.DrawLine( colRight, top, colRight, bottom );
5920         }
5921     }
5922 }
5923
5924
5925 void wxGrid::DrawRowLabels( wxDC& dc )
5926 {
5927     if ( !m_numRows ) return;
5928
5929     size_t i;
5930     size_t numLabels = m_rowLabelsExposed.GetCount();
5931
5932     for ( i = 0;  i < numLabels;  i++ )
5933     {
5934         DrawRowLabel( dc, m_rowLabelsExposed[i] );
5935     }
5936 }
5937
5938
5939 void wxGrid::DrawRowLabel( wxDC& dc, int row )
5940 {
5941     if ( GetRowHeight(row) <= 0 )
5942         return;
5943
5944     int rowTop = GetRowTop(row),
5945         rowBottom = GetRowBottom(row) - 1;
5946
5947     dc.SetPen( *wxBLACK_PEN );
5948     dc.DrawLine( m_rowLabelWidth-1, rowTop,
5949                  m_rowLabelWidth-1, rowBottom );
5950
5951     dc.DrawLine( 0, rowBottom, m_rowLabelWidth-1, rowBottom );
5952
5953     dc.SetPen( *wxWHITE_PEN );
5954     dc.DrawLine( 0, rowTop, 0, rowBottom );
5955     dc.DrawLine( 0, rowTop, m_rowLabelWidth-1, rowTop );
5956
5957     dc.SetBackgroundMode( wxTRANSPARENT );
5958     dc.SetTextForeground( GetLabelTextColour() );
5959     dc.SetFont( GetLabelFont() );
5960
5961     int hAlign, vAlign;
5962     GetRowLabelAlignment( &hAlign, &vAlign );
5963
5964     wxRect rect;
5965     rect.SetX( 2 );
5966     rect.SetY( GetRowTop(row) + 2 );
5967     rect.SetWidth( m_rowLabelWidth - 4 );
5968     rect.SetHeight( GetRowHeight(row) - 4 );
5969     DrawTextRectangle( dc, GetRowLabelValue( row ), rect, hAlign, vAlign );
5970 }
5971
5972
5973 void wxGrid::DrawColLabels( wxDC& dc )
5974 {
5975     if ( !m_numCols ) return;
5976
5977     size_t i;
5978     size_t numLabels = m_colLabelsExposed.GetCount();
5979
5980     for ( i = 0;  i < numLabels;  i++ )
5981     {
5982         DrawColLabel( dc, m_colLabelsExposed[i] );
5983     }
5984 }
5985
5986
5987 void wxGrid::DrawColLabel( wxDC& dc, int col )
5988 {
5989     if ( GetColWidth(col) <= 0 )
5990         return;
5991
5992     int colLeft = GetColLeft(col),
5993         colRight = GetColRight(col) - 1;
5994
5995     dc.SetPen( *wxBLACK_PEN );
5996     dc.DrawLine( colRight, 0,
5997                  colRight, m_colLabelHeight-1 );
5998
5999     dc.DrawLine( colLeft, m_colLabelHeight-1,
6000                  colRight, m_colLabelHeight-1 );
6001
6002     dc.SetPen( *wxWHITE_PEN );
6003     dc.DrawLine( colLeft, 0, colLeft, m_colLabelHeight-1 );
6004     dc.DrawLine( colLeft, 0, colRight, 0 );
6005
6006     dc.SetBackgroundMode( wxTRANSPARENT );
6007     dc.SetTextForeground( GetLabelTextColour() );
6008     dc.SetFont( GetLabelFont() );
6009
6010     dc.SetBackgroundMode( wxTRANSPARENT );
6011     dc.SetTextForeground( GetLabelTextColour() );
6012     dc.SetFont( GetLabelFont() );
6013
6014     int hAlign, vAlign;
6015     GetColLabelAlignment( &hAlign, &vAlign );
6016
6017     wxRect rect;
6018     rect.SetX( colLeft + 2 );
6019     rect.SetY( 2 );
6020     rect.SetWidth( GetColWidth(col) - 4 );
6021     rect.SetHeight( m_colLabelHeight - 4 );
6022     DrawTextRectangle( dc, GetColLabelValue( col ), rect, hAlign, vAlign );
6023 }
6024
6025
6026 void wxGrid::DrawTextRectangle( wxDC& dc,
6027                                 const wxString& value,
6028                                 const wxRect& rect,
6029                                 int horizAlign,
6030                                 int vertAlign )
6031 {
6032     long textWidth, textHeight;
6033     long lineWidth, lineHeight;
6034     wxArrayString lines;
6035
6036     dc.SetClippingRegion( rect );
6037     StringToLines( value, lines );
6038     if ( lines.GetCount() )
6039     {
6040         GetTextBoxSize( dc, lines, &textWidth, &textHeight );
6041         dc.GetTextExtent( lines[0], &lineWidth, &lineHeight );
6042
6043         float x, y;
6044         switch ( horizAlign )
6045         {
6046             case wxRIGHT:
6047                 x = rect.x + (rect.width - textWidth - 1);
6048                 break;
6049
6050             case wxCENTRE:
6051                 x = rect.x + ((rect.width - textWidth)/2);
6052                 break;
6053
6054             case wxLEFT:
6055             default:
6056                 x = rect.x + 1;
6057                 break;
6058         }
6059
6060         switch ( vertAlign )
6061         {
6062             case wxBOTTOM:
6063                 y = rect.y + (rect.height - textHeight - 1);
6064                 break;
6065
6066             case wxCENTRE:
6067                 y = rect.y + ((rect.height - textHeight)/2);
6068                 break;
6069
6070             case wxTOP:
6071             default:
6072                 y = rect.y + 1;
6073                 break;
6074         }
6075
6076         for ( size_t i = 0;  i < lines.GetCount();  i++ )
6077         {
6078             dc.DrawText( lines[i], (int)x, (int)y );
6079             y += lineHeight;
6080         }
6081     }
6082
6083     dc.DestroyClippingRegion();
6084 }
6085
6086
6087 // Split multi line text up into an array of strings.  Any existing
6088 // contents of the string array are preserved.
6089 //
6090 void wxGrid::StringToLines( const wxString& value, wxArrayString& lines )
6091 {
6092     int startPos = 0;
6093     int pos;
6094     wxString eol = wxTextFile::GetEOL( wxTextFileType_Unix );
6095     wxString tVal = wxTextFile::Translate( value, wxTextFileType_Unix );
6096
6097     while ( startPos < (int)tVal.Length() )
6098     {
6099         pos = tVal.Mid(startPos).Find( eol );
6100         if ( pos < 0 )
6101         {
6102             break;
6103         }
6104         else if ( pos == 0 )
6105         {
6106             lines.Add( wxEmptyString );
6107         }
6108         else
6109         {
6110             lines.Add( value.Mid(startPos, pos) );
6111         }
6112         startPos += pos+1;
6113     }
6114     if ( startPos < (int)value.Length() )
6115     {
6116         lines.Add( value.Mid( startPos ) );
6117     }
6118 }
6119
6120
6121 void wxGrid::GetTextBoxSize( wxDC& dc,
6122                              wxArrayString& lines,
6123                              long *width, long *height )
6124 {
6125     long w = 0;
6126     long h = 0;
6127     long lineW, lineH;
6128
6129     size_t i;
6130     for ( i = 0;  i < lines.GetCount();  i++ )
6131     {
6132         dc.GetTextExtent( lines[i], &lineW, &lineH );
6133         w = wxMax( w, lineW );
6134         h += lineH;
6135     }
6136
6137     *width = w;
6138     *height = h;
6139 }
6140
6141 //
6142 // ------ Batch processing.
6143 //
6144 void wxGrid::EndBatch()
6145 {
6146     if ( m_batchCount > 0 )
6147     {
6148         m_batchCount--;
6149         if ( !m_batchCount )
6150         {
6151             CalcDimensions();
6152             m_rowLabelWin->Refresh();
6153             m_colLabelWin->Refresh();
6154             m_cornerLabelWin->Refresh();
6155             m_gridWin->Refresh();
6156         }
6157     }
6158 }
6159
6160 // Use this, rather than wxWindow::Refresh(), to force an immediate
6161 // repainting of the grid. Has no effect if you are already inside a
6162 // BeginBatch / EndBatch block.
6163 //
6164 void wxGrid::ForceRefresh()
6165 {
6166     BeginBatch();
6167     EndBatch();
6168 }
6169
6170
6171 //
6172 // ------ Edit control functions
6173 //
6174
6175
6176 void wxGrid::EnableEditing( bool edit )
6177 {
6178     // TODO: improve this ?
6179     //
6180     if ( edit != m_editable )
6181     {
6182         if(!edit) EnableCellEditControl(edit);
6183         m_editable = edit;
6184     }
6185 }
6186
6187
6188 void wxGrid::EnableCellEditControl( bool enable )
6189 {
6190     if (! m_editable)
6191         return;
6192
6193     if ( m_currentCellCoords == wxGridNoCellCoords )
6194         SetCurrentCell( 0, 0 );
6195
6196     if ( enable != m_cellEditCtrlEnabled )
6197     {
6198         // TODO allow the app to Veto() this event?
6199         SendEvent(enable ? wxEVT_GRID_EDITOR_SHOWN : wxEVT_GRID_EDITOR_HIDDEN);
6200
6201         if ( enable )
6202         {
6203             // this should be checked by the caller!
6204             wxASSERT_MSG( CanEnableCellControl(),
6205                           _T("can't enable editing for this cell!") );
6206
6207             // do it before ShowCellEditControl()
6208             m_cellEditCtrlEnabled = enable;
6209
6210             ShowCellEditControl();
6211         }
6212         else
6213         {
6214             HideCellEditControl();
6215             SaveEditControlValue();
6216
6217             // do it after HideCellEditControl()
6218             m_cellEditCtrlEnabled = enable;
6219         }
6220     }
6221 }
6222
6223 bool wxGrid::IsCurrentCellReadOnly() const
6224 {
6225     // const_cast
6226     wxGridCellAttr* attr = ((wxGrid *)this)->GetCellAttr(m_currentCellCoords);
6227     bool readonly = attr->IsReadOnly();
6228     attr->DecRef();
6229
6230     return readonly;
6231 }
6232
6233 bool wxGrid::CanEnableCellControl() const
6234 {
6235     return m_editable && !IsCurrentCellReadOnly();
6236 }
6237
6238 bool wxGrid::IsCellEditControlEnabled() const
6239 {
6240     // the cell edit control might be disable for all cells or just for the
6241     // current one if it's read only
6242     return m_cellEditCtrlEnabled ? !IsCurrentCellReadOnly() : FALSE;
6243 }
6244
6245 bool wxGrid::IsCellEditControlShown() const
6246 {
6247     bool isShown = FALSE;
6248
6249     if ( m_cellEditCtrlEnabled )
6250     {
6251         int row = m_currentCellCoords.GetRow();
6252         int col = m_currentCellCoords.GetCol();
6253         wxGridCellAttr* attr = GetCellAttr(row, col);
6254         wxGridCellEditor* editor = attr->GetEditor((wxGrid*) this, row, col);
6255         attr->DecRef();
6256
6257         if ( editor )
6258         {
6259             if ( editor->IsCreated() )
6260             {
6261                 isShown = editor->GetControl()->IsShown();
6262             }
6263
6264             editor->DecRef();
6265         }
6266     }
6267
6268     return isShown;
6269 }
6270
6271 void wxGrid::ShowCellEditControl()
6272 {
6273     if ( IsCellEditControlEnabled() )
6274     {
6275         if ( !IsVisible( m_currentCellCoords ) )
6276         {
6277             m_cellEditCtrlEnabled = false;
6278             return;
6279         }
6280         else
6281         {
6282             wxRect rect = CellToRect( m_currentCellCoords );
6283             int row = m_currentCellCoords.GetRow();
6284             int col = m_currentCellCoords.GetCol();
6285
6286             // convert to scrolled coords
6287             //
6288             CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
6289
6290             // done in PaintBackground()
6291 #if 0
6292             // erase the highlight and the cell contents because the editor
6293             // might not cover the entire cell
6294             wxClientDC dc( m_gridWin );
6295             PrepareDC( dc );
6296             dc.SetBrush(*wxLIGHT_GREY_BRUSH); //wxBrush(attr->GetBackgroundColour(), wxSOLID));
6297             dc.SetPen(*wxTRANSPARENT_PEN);
6298             dc.DrawRectangle(rect);
6299 #endif // 0
6300
6301             // cell is shifted by one pixel
6302             rect.x--;
6303             rect.y--;
6304
6305             wxGridCellAttr* attr = GetCellAttr(row, col);
6306             wxGridCellEditor* editor = attr->GetEditor(this, row, col);
6307             if ( !editor->IsCreated() )
6308             {
6309                 editor->Create(m_gridWin, -1,
6310                                new wxGridCellEditorEvtHandler(this, editor));
6311             }
6312
6313             editor->Show( TRUE, attr );
6314
6315             editor->SetSize( rect );
6316
6317             editor->BeginEdit(row, col, this);
6318
6319             editor->DecRef();
6320             attr->DecRef();
6321          }
6322     }
6323 }
6324
6325
6326 void wxGrid::HideCellEditControl()
6327 {
6328     if ( IsCellEditControlEnabled() )
6329     {
6330         int row = m_currentCellCoords.GetRow();
6331         int col = m_currentCellCoords.GetCol();
6332
6333         wxGridCellAttr* attr = GetCellAttr(row, col);
6334         wxGridCellEditor *editor = attr->GetEditor(this, row, col);
6335         editor->Show( FALSE );
6336         editor->DecRef();
6337         attr->DecRef();
6338         m_gridWin->SetFocus();
6339         wxRect rect( CellToRect( row, col ) );
6340         m_gridWin->Refresh( FALSE, &rect );
6341     }
6342 }
6343
6344
6345 void wxGrid::SaveEditControlValue()
6346 {
6347     if ( IsCellEditControlEnabled() )
6348     {
6349         int row = m_currentCellCoords.GetRow();
6350         int col = m_currentCellCoords.GetCol();
6351
6352         wxGridCellAttr* attr = GetCellAttr(row, col);
6353         wxGridCellEditor* editor = attr->GetEditor(this, row, col);
6354         bool changed = editor->EndEdit(row, col, this);
6355
6356         editor->DecRef();
6357         attr->DecRef();
6358
6359         if (changed)
6360         {
6361             SendEvent( wxEVT_GRID_CELL_CHANGE,
6362                        m_currentCellCoords.GetRow(),
6363                        m_currentCellCoords.GetCol() );
6364         }
6365     }
6366 }
6367
6368
6369 //
6370 // ------ Grid location functions
6371 //  Note that all of these functions work with the logical coordinates of
6372 //  grid cells and labels so you will need to convert from device
6373 //  coordinates for mouse events etc.
6374 //
6375
6376 void wxGrid::XYToCell( int x, int y, wxGridCellCoords& coords )
6377 {
6378     int row = YToRow(y);
6379     int col = XToCol(x);
6380
6381     if ( row == -1  ||  col == -1 )
6382     {
6383         coords = wxGridNoCellCoords;
6384     }
6385     else
6386     {
6387         coords.Set( row, col );
6388     }
6389 }
6390
6391
6392 int wxGrid::YToRow( int y )
6393 {
6394     int i;
6395
6396     for ( i = 0;  i < m_numRows;  i++ )
6397     {
6398         if ( y < GetRowBottom(i) )
6399             return i;
6400     }
6401
6402     return -1;
6403 }
6404
6405
6406 int wxGrid::XToCol( int x )
6407 {
6408     int i;
6409
6410     for ( i = 0;  i < m_numCols;  i++ )
6411     {
6412         if ( x < GetColRight(i) )
6413             return i;
6414     }
6415
6416     return -1;
6417 }
6418
6419
6420 // return the row number that that the y coord is near the edge of, or
6421 // -1 if not near an edge
6422 //
6423 int wxGrid::YToEdgeOfRow( int y )
6424 {
6425     int i, d;
6426
6427     for ( i = 0;  i < m_numRows;  i++ )
6428     {
6429         if ( GetRowHeight(i) > WXGRID_LABEL_EDGE_ZONE )
6430         {
6431             d = abs( y - GetRowBottom(i) );
6432             if ( d < WXGRID_LABEL_EDGE_ZONE )
6433                 return i;
6434         }
6435     }
6436
6437     return -1;
6438 }
6439
6440
6441 // return the col number that that the x coord is near the edge of, or
6442 // -1 if not near an edge
6443 //
6444 int wxGrid::XToEdgeOfCol( int x )
6445 {
6446     int i, d;
6447
6448     for ( i = 0;  i < m_numCols;  i++ )
6449     {
6450         if ( GetColWidth(i) > WXGRID_LABEL_EDGE_ZONE )
6451         {
6452             d = abs( x - GetColRight(i) );
6453             if ( d < WXGRID_LABEL_EDGE_ZONE )
6454                 return i;
6455         }
6456     }
6457
6458     return -1;
6459 }
6460
6461
6462 wxRect wxGrid::CellToRect( int row, int col )
6463 {
6464     wxRect rect( -1, -1, -1, -1 );
6465
6466     if ( row >= 0  &&  row < m_numRows  &&
6467          col >= 0  &&  col < m_numCols )
6468     {
6469         rect.x = GetColLeft(col);
6470         rect.y = GetRowTop(row);
6471         rect.width = GetColWidth(col);
6472         rect.height = GetRowHeight(row);
6473     }
6474
6475     // if grid lines are enabled, then the area of the cell is a bit smaller
6476     if (m_gridLinesEnabled) {
6477         rect.width -= 1;
6478         rect.height -= 1;
6479     }
6480     return rect;
6481 }
6482
6483
6484 bool wxGrid::IsVisible( int row, int col, bool wholeCellVisible )
6485 {
6486     // get the cell rectangle in logical coords
6487     //
6488     wxRect r( CellToRect( row, col ) );
6489
6490     // convert to device coords
6491     //
6492     int left, top, right, bottom;
6493     CalcScrolledPosition( r.GetLeft(), r.GetTop(), &left, &top );
6494     CalcScrolledPosition( r.GetRight(), r.GetBottom(), &right, &bottom );
6495
6496     // check against the client area of the grid window
6497     //
6498     int cw, ch;
6499     m_gridWin->GetClientSize( &cw, &ch );
6500
6501     if ( wholeCellVisible )
6502     {
6503         // is the cell wholly visible ?
6504         //
6505         return ( left >= 0  &&  right <= cw  &&
6506                  top >= 0  &&  bottom <= ch );
6507     }
6508     else
6509     {
6510         // is the cell partly visible ?
6511         //
6512         return ( ((left >=0 && left < cw) || (right > 0 && right <= cw))  &&
6513                  ((top >=0 && top < ch) || (bottom > 0 && bottom <= ch)) );
6514     }
6515 }
6516
6517
6518 // make the specified cell location visible by doing a minimal amount
6519 // of scrolling
6520 //
6521 void wxGrid::MakeCellVisible( int row, int col )
6522 {
6523     int i;
6524     int xpos = -1, ypos = -1;
6525
6526     if ( row >= 0  &&  row < m_numRows  &&
6527          col >= 0  &&  col < m_numCols )
6528     {
6529         // get the cell rectangle in logical coords
6530         //
6531         wxRect r( CellToRect( row, col ) );
6532
6533         // convert to device coords
6534         //
6535         int left, top, right, bottom;
6536         CalcScrolledPosition( r.GetLeft(), r.GetTop(), &left, &top );
6537         CalcScrolledPosition( r.GetRight(), r.GetBottom(), &right, &bottom );
6538
6539         int cw, ch;
6540         m_gridWin->GetClientSize( &cw, &ch );
6541
6542         if ( top < 0 )
6543         {
6544             ypos = r.GetTop();
6545         }
6546         else if ( bottom > ch )
6547         {
6548             int h = r.GetHeight();
6549             ypos = r.GetTop();
6550             for ( i = row-1;  i >= 0;  i-- )
6551             {
6552                 int rowHeight = GetRowHeight(i);
6553                 if ( h + rowHeight > ch )
6554                     break;
6555
6556                 h += rowHeight;
6557                 ypos -= rowHeight;
6558             }
6559
6560             // we divide it later by GRID_SCROLL_LINE, make sure that we don't
6561             // have rounding errors (this is important, because if we do, we
6562             // might not scroll at all and some cells won't be redrawn)
6563             ypos += GRID_SCROLL_LINE / 2;
6564         }
6565
6566         if ( left < 0 )
6567         {
6568             xpos = r.GetLeft();
6569         }
6570         else if ( right > cw )
6571         {
6572             int w = r.GetWidth();
6573             xpos = r.GetLeft();
6574             for ( i = col-1;  i >= 0;  i-- )
6575             {
6576                 int colWidth = GetColWidth(i);
6577                 if ( w + colWidth > cw )
6578                     break;
6579
6580                 w += colWidth;
6581                 xpos -= colWidth;
6582             }
6583
6584             // see comment for ypos above
6585             xpos += GRID_SCROLL_LINE / 2;
6586         }
6587
6588         if ( xpos != -1  ||  ypos != -1 )
6589         {
6590             if ( xpos != -1 ) xpos /= GRID_SCROLL_LINE;
6591             if ( ypos != -1 ) ypos /= GRID_SCROLL_LINE;
6592             Scroll( xpos, ypos );
6593             AdjustScrollbars();
6594         }
6595     }
6596 }
6597
6598
6599 //
6600 // ------ Grid cursor movement functions
6601 //
6602
6603 bool wxGrid::MoveCursorUp( bool expandSelection )
6604 {
6605     if ( m_currentCellCoords != wxGridNoCellCoords  &&
6606          m_currentCellCoords.GetRow() >= 0 )
6607     {
6608         if ( expandSelection)
6609         {
6610             if ( m_selectingKeyboard == wxGridNoCellCoords )
6611                 m_selectingKeyboard = m_currentCellCoords;
6612             if ( m_selectingKeyboard.GetRow() > 0 )
6613             {
6614                 m_selectingKeyboard.SetRow( m_selectingKeyboard.GetRow() - 1 );
6615                 MakeCellVisible( m_selectingKeyboard.GetRow(),
6616                                  m_selectingKeyboard.GetCol() );
6617                 SelectBlock( m_currentCellCoords, m_selectingKeyboard );
6618             }
6619         }
6620         else if ( m_currentCellCoords.GetRow() > 0 )
6621         {
6622             ClearSelection();
6623             MakeCellVisible( m_currentCellCoords.GetRow() - 1,
6624                              m_currentCellCoords.GetCol() );
6625             SetCurrentCell( m_currentCellCoords.GetRow() - 1,
6626                             m_currentCellCoords.GetCol() );
6627         }
6628         else
6629             return FALSE;
6630         return TRUE;
6631     }
6632
6633     return FALSE;
6634 }
6635
6636
6637 bool wxGrid::MoveCursorDown( bool expandSelection )
6638 {
6639     if ( m_currentCellCoords != wxGridNoCellCoords  &&
6640          m_currentCellCoords.GetRow() < m_numRows )
6641     {
6642         if ( expandSelection )
6643         {
6644             if ( m_selectingKeyboard == wxGridNoCellCoords )
6645                 m_selectingKeyboard = m_currentCellCoords;
6646             if ( m_selectingKeyboard.GetRow() < m_numRows-1 )
6647             {
6648                 m_selectingKeyboard.SetRow( m_selectingKeyboard.GetRow() + 1 );
6649                 MakeCellVisible( m_selectingKeyboard.GetRow(),
6650                         m_selectingKeyboard.GetCol() );
6651                 SelectBlock( m_currentCellCoords, m_selectingKeyboard );
6652             }
6653         }
6654         else if ( m_currentCellCoords.GetRow() < m_numRows - 1 )
6655         {
6656             ClearSelection();
6657             MakeCellVisible( m_currentCellCoords.GetRow() + 1,
6658                              m_currentCellCoords.GetCol() );
6659             SetCurrentCell( m_currentCellCoords.GetRow() + 1,
6660                             m_currentCellCoords.GetCol() );
6661         }
6662         else
6663             return FALSE;
6664         return TRUE;
6665     }
6666
6667     return FALSE;
6668 }
6669
6670
6671 bool wxGrid::MoveCursorLeft( bool expandSelection )
6672 {
6673     if ( m_currentCellCoords != wxGridNoCellCoords  &&
6674          m_currentCellCoords.GetCol() >= 0 )
6675     {
6676         if ( expandSelection )
6677         {
6678             if ( m_selectingKeyboard == wxGridNoCellCoords )
6679                 m_selectingKeyboard = m_currentCellCoords;
6680             if ( m_selectingKeyboard.GetCol() > 0 )
6681             {
6682                 m_selectingKeyboard.SetCol( m_selectingKeyboard.GetCol() - 1 );
6683                 MakeCellVisible( m_selectingKeyboard.GetRow(),
6684                         m_selectingKeyboard.GetCol() );
6685                 SelectBlock( m_currentCellCoords, m_selectingKeyboard );
6686             }
6687         }
6688         else if ( m_currentCellCoords.GetCol() > 0 )
6689         {
6690             ClearSelection();
6691             MakeCellVisible( m_currentCellCoords.GetRow(),
6692                              m_currentCellCoords.GetCol() - 1 );
6693             SetCurrentCell( m_currentCellCoords.GetRow(),
6694                             m_currentCellCoords.GetCol() - 1 );
6695         }
6696         else
6697             return FALSE;
6698         return TRUE;
6699     }
6700
6701     return FALSE;
6702 }
6703
6704
6705 bool wxGrid::MoveCursorRight( bool expandSelection )
6706 {
6707     if ( m_currentCellCoords != wxGridNoCellCoords  &&
6708          m_currentCellCoords.GetCol() < m_numCols )
6709     {
6710         if ( expandSelection )
6711         {
6712             if ( m_selectingKeyboard == wxGridNoCellCoords )
6713                 m_selectingKeyboard = m_currentCellCoords;
6714             if ( m_selectingKeyboard.GetCol() < m_numCols - 1 )
6715             {
6716                 m_selectingKeyboard.SetCol( m_selectingKeyboard.GetCol() + 1 );
6717                 MakeCellVisible( m_selectingKeyboard.GetRow(),
6718                         m_selectingKeyboard.GetCol() );
6719                 SelectBlock( m_currentCellCoords, m_selectingKeyboard );
6720             }
6721         }
6722         else if ( m_currentCellCoords.GetCol() < m_numCols - 1 )
6723         {
6724             ClearSelection();
6725             MakeCellVisible( m_currentCellCoords.GetRow(),
6726                              m_currentCellCoords.GetCol() + 1 );
6727             SetCurrentCell( m_currentCellCoords.GetRow(),
6728                             m_currentCellCoords.GetCol() + 1 );
6729         }
6730         else
6731             return FALSE;
6732         return TRUE;
6733     }
6734
6735     return FALSE;
6736 }
6737
6738
6739 bool wxGrid::MovePageUp()
6740 {
6741     if ( m_currentCellCoords == wxGridNoCellCoords ) return FALSE;
6742
6743     int row = m_currentCellCoords.GetRow();
6744     if ( row > 0 )
6745     {
6746         int cw, ch;
6747         m_gridWin->GetClientSize( &cw, &ch );
6748
6749         int y = GetRowTop(row);
6750         int newRow = YToRow( y - ch + 1 );
6751         if ( newRow == -1 )
6752         {
6753             newRow = 0;
6754         }
6755         else if ( newRow == row )
6756         {
6757             newRow = row - 1;
6758         }
6759
6760         MakeCellVisible( newRow, m_currentCellCoords.GetCol() );
6761         SetCurrentCell( newRow, m_currentCellCoords.GetCol() );
6762
6763         return TRUE;
6764     }
6765
6766     return FALSE;
6767 }
6768
6769 bool wxGrid::MovePageDown()
6770 {
6771     if ( m_currentCellCoords == wxGridNoCellCoords ) return FALSE;
6772
6773     int row = m_currentCellCoords.GetRow();
6774     if ( row < m_numRows )
6775     {
6776         int cw, ch;
6777         m_gridWin->GetClientSize( &cw, &ch );
6778
6779         int y = GetRowTop(row);
6780         int newRow = YToRow( y + ch );
6781         if ( newRow == -1 )
6782         {
6783             newRow = m_numRows - 1;
6784         }
6785         else if ( newRow == row )
6786         {
6787             newRow = row + 1;
6788         }
6789
6790         MakeCellVisible( newRow, m_currentCellCoords.GetCol() );
6791         SetCurrentCell( newRow, m_currentCellCoords.GetCol() );
6792
6793         return TRUE;
6794     }
6795
6796     return FALSE;
6797 }
6798
6799 bool wxGrid::MoveCursorUpBlock( bool expandSelection )
6800 {
6801     if ( m_table &&
6802          m_currentCellCoords != wxGridNoCellCoords  &&
6803          m_currentCellCoords.GetRow() > 0 )
6804     {
6805         int row = m_currentCellCoords.GetRow();
6806         int col = m_currentCellCoords.GetCol();
6807
6808         if ( m_table->IsEmptyCell(row, col) )
6809         {
6810             // starting in an empty cell: find the next block of
6811             // non-empty cells
6812             //
6813             while ( row > 0 )
6814             {
6815                 row-- ;
6816                 if ( !(m_table->IsEmptyCell(row, col)) ) break;
6817             }
6818         }
6819         else if ( m_table->IsEmptyCell(row-1, col) )
6820         {
6821             // starting at the top of a block: find the next block
6822             //
6823             row--;
6824             while ( row > 0 )
6825             {
6826                 row-- ;
6827                 if ( !(m_table->IsEmptyCell(row, col)) ) break;
6828             }
6829         }
6830         else
6831         {
6832             // starting within a block: find the top of the block
6833             //
6834             while ( row > 0 )
6835             {
6836                 row-- ;
6837                 if ( m_table->IsEmptyCell(row, col) )
6838                 {
6839                     row++ ;
6840                     break;
6841                 }
6842             }
6843         }
6844
6845         MakeCellVisible( row, col );
6846         if ( expandSelection )
6847         {
6848             m_selectingKeyboard = wxGridCellCoords( row, col );
6849             SelectBlock( m_currentCellCoords, m_selectingKeyboard );
6850         }
6851         else
6852         {
6853             ClearSelection();
6854             SetCurrentCell( row, col );
6855         }
6856         return TRUE;
6857     }
6858
6859     return FALSE;
6860 }
6861
6862 bool wxGrid::MoveCursorDownBlock( bool expandSelection )
6863 {
6864     if ( m_table &&
6865          m_currentCellCoords != wxGridNoCellCoords  &&
6866          m_currentCellCoords.GetRow() < m_numRows-1 )
6867     {
6868         int row = m_currentCellCoords.GetRow();
6869         int col = m_currentCellCoords.GetCol();
6870
6871         if ( m_table->IsEmptyCell(row, col) )
6872         {
6873             // starting in an empty cell: find the next block of
6874             // non-empty cells
6875             //
6876             while ( row < m_numRows-1 )
6877             {
6878                 row++ ;
6879                 if ( !(m_table->IsEmptyCell(row, col)) ) break;
6880             }
6881         }
6882         else if ( m_table->IsEmptyCell(row+1, col) )
6883         {
6884             // starting at the bottom of a block: find the next block
6885             //
6886             row++;
6887             while ( row < m_numRows-1 )
6888             {
6889                 row++ ;
6890                 if ( !(m_table->IsEmptyCell(row, col)) ) break;
6891             }
6892         }
6893         else
6894         {
6895             // starting within a block: find the bottom of the block
6896             //
6897             while ( row < m_numRows-1 )
6898             {
6899                 row++ ;
6900                 if ( m_table->IsEmptyCell(row, col) )
6901                 {
6902                     row-- ;
6903                     break;
6904                 }
6905             }
6906         }
6907
6908         MakeCellVisible( row, col );
6909         if ( expandSelection )
6910         {
6911             m_selectingKeyboard = wxGridCellCoords( row, col );
6912             SelectBlock( m_currentCellCoords, m_selectingKeyboard );
6913         }
6914         else
6915         {
6916             ClearSelection();
6917             SetCurrentCell( row, col );
6918         }
6919
6920         return TRUE;
6921     }
6922
6923     return FALSE;
6924 }
6925
6926 bool wxGrid::MoveCursorLeftBlock( bool expandSelection )
6927 {
6928     if ( m_table &&
6929          m_currentCellCoords != wxGridNoCellCoords  &&
6930          m_currentCellCoords.GetCol() > 0 )
6931     {
6932         int row = m_currentCellCoords.GetRow();
6933         int col = m_currentCellCoords.GetCol();
6934
6935         if ( m_table->IsEmptyCell(row, col) )
6936         {
6937             // starting in an empty cell: find the next block of
6938             // non-empty cells
6939             //
6940             while ( col > 0 )
6941             {
6942                 col-- ;
6943                 if ( !(m_table->IsEmptyCell(row, col)) ) break;
6944             }
6945         }
6946         else if ( m_table->IsEmptyCell(row, col-1) )
6947         {
6948             // starting at the left of a block: find the next block
6949             //
6950             col--;
6951             while ( col > 0 )
6952             {
6953                 col-- ;
6954                 if ( !(m_table->IsEmptyCell(row, col)) ) break;
6955             }
6956         }
6957         else
6958         {
6959             // starting within a block: find the left of the block
6960             //
6961             while ( col > 0 )
6962             {
6963                 col-- ;
6964                 if ( m_table->IsEmptyCell(row, col) )
6965                 {
6966                     col++ ;
6967                     break;
6968                 }
6969             }
6970         }
6971
6972         MakeCellVisible( row, col );
6973         if ( expandSelection )
6974         {
6975             m_selectingKeyboard = wxGridCellCoords( row, col );
6976             SelectBlock( m_currentCellCoords, m_selectingKeyboard );
6977         }
6978         else
6979         {
6980             ClearSelection();
6981             SetCurrentCell( row, col );
6982         }
6983
6984         return TRUE;
6985     }
6986
6987     return FALSE;
6988 }
6989
6990 bool wxGrid::MoveCursorRightBlock( bool expandSelection )
6991 {
6992     if ( m_table &&
6993          m_currentCellCoords != wxGridNoCellCoords  &&
6994          m_currentCellCoords.GetCol() < m_numCols-1 )
6995     {
6996         int row = m_currentCellCoords.GetRow();
6997         int col = m_currentCellCoords.GetCol();
6998
6999         if ( m_table->IsEmptyCell(row, col) )
7000         {
7001             // starting in an empty cell: find the next block of
7002             // non-empty cells
7003             //
7004             while ( col < m_numCols-1 )
7005             {
7006                 col++ ;
7007                 if ( !(m_table->IsEmptyCell(row, col)) ) break;
7008             }
7009         }
7010         else if ( m_table->IsEmptyCell(row, col+1) )
7011         {
7012             // starting at the right of a block: find the next block
7013             //
7014             col++;
7015             while ( col < m_numCols-1 )
7016             {
7017                 col++ ;
7018                 if ( !(m_table->IsEmptyCell(row, col)) ) break;
7019             }
7020         }
7021         else
7022         {
7023             // starting within a block: find the right of the block
7024             //
7025             while ( col < m_numCols-1 )
7026             {
7027                 col++ ;
7028                 if ( m_table->IsEmptyCell(row, col) )
7029                 {
7030                     col-- ;
7031                     break;
7032                 }
7033             }
7034         }
7035
7036         MakeCellVisible( row, col );
7037         if ( expandSelection )
7038         {
7039             m_selectingKeyboard = wxGridCellCoords( row, col );
7040             SelectBlock( m_currentCellCoords, m_selectingKeyboard );
7041         }
7042         else
7043         {
7044             ClearSelection();
7045             SetCurrentCell( row, col );
7046         }
7047
7048         return TRUE;
7049     }
7050
7051     return FALSE;
7052 }
7053
7054
7055
7056 //
7057 // ------ Label values and formatting
7058 //
7059
7060 void wxGrid::GetRowLabelAlignment( int *horiz, int *vert )
7061 {
7062     *horiz = m_rowLabelHorizAlign;
7063     *vert  = m_rowLabelVertAlign;
7064 }
7065
7066 void wxGrid::GetColLabelAlignment( int *horiz, int *vert )
7067 {
7068     *horiz = m_colLabelHorizAlign;
7069     *vert  = m_colLabelVertAlign;
7070 }
7071
7072 wxString wxGrid::GetRowLabelValue( int row )
7073 {
7074     if ( m_table )
7075     {
7076         return m_table->GetRowLabelValue( row );
7077     }
7078     else
7079     {
7080         wxString s;
7081         s << row;
7082         return s;
7083     }
7084 }
7085
7086 wxString wxGrid::GetColLabelValue( int col )
7087 {
7088     if ( m_table )
7089     {
7090         return m_table->GetColLabelValue( col );
7091     }
7092     else
7093     {
7094         wxString s;
7095         s << col;
7096         return s;
7097     }
7098 }
7099
7100
7101 void wxGrid::SetRowLabelSize( int width )
7102 {
7103     width = wxMax( width, 0 );
7104     if ( width != m_rowLabelWidth )
7105     {
7106         if ( width == 0 )
7107         {
7108             m_rowLabelWin->Show( FALSE );
7109             m_cornerLabelWin->Show( FALSE );
7110         }
7111         else if ( m_rowLabelWidth == 0 )
7112         {
7113             m_rowLabelWin->Show( TRUE );
7114             if ( m_colLabelHeight > 0 ) m_cornerLabelWin->Show( TRUE );
7115         }
7116
7117         m_rowLabelWidth = width;
7118         CalcWindowSizes();
7119         Refresh( TRUE );
7120     }
7121 }
7122
7123
7124 void wxGrid::SetColLabelSize( int height )
7125 {
7126     height = wxMax( height, 0 );
7127     if ( height != m_colLabelHeight )
7128     {
7129         if ( height == 0 )
7130         {
7131             m_colLabelWin->Show( FALSE );
7132             m_cornerLabelWin->Show( FALSE );
7133         }
7134         else if ( m_colLabelHeight == 0 )
7135         {
7136             m_colLabelWin->Show( TRUE );
7137             if ( m_rowLabelWidth > 0 ) m_cornerLabelWin->Show( TRUE );
7138         }
7139
7140         m_colLabelHeight = height;
7141         CalcWindowSizes();
7142         Refresh( TRUE );
7143     }
7144 }
7145
7146
7147 void wxGrid::SetLabelBackgroundColour( const wxColour& colour )
7148 {
7149     if ( m_labelBackgroundColour != colour )
7150     {
7151         m_labelBackgroundColour = colour;
7152         m_rowLabelWin->SetBackgroundColour( colour );
7153         m_colLabelWin->SetBackgroundColour( colour );
7154         m_cornerLabelWin->SetBackgroundColour( colour );
7155
7156         if ( !GetBatchCount() )
7157         {
7158             m_rowLabelWin->Refresh();
7159             m_colLabelWin->Refresh();
7160             m_cornerLabelWin->Refresh();
7161         }
7162     }
7163 }
7164
7165 void wxGrid::SetLabelTextColour( const wxColour& colour )
7166 {
7167     if ( m_labelTextColour != colour )
7168     {
7169         m_labelTextColour = colour;
7170         if ( !GetBatchCount() )
7171         {
7172             m_rowLabelWin->Refresh();
7173             m_colLabelWin->Refresh();
7174         }
7175     }
7176 }
7177
7178 void wxGrid::SetLabelFont( const wxFont& font )
7179 {
7180     m_labelFont = font;
7181     if ( !GetBatchCount() )
7182     {
7183         m_rowLabelWin->Refresh();
7184         m_colLabelWin->Refresh();
7185     }
7186 }
7187
7188 void wxGrid::SetRowLabelAlignment( int horiz, int vert )
7189 {
7190     if ( horiz == wxLEFT || horiz == wxCENTRE || horiz == wxRIGHT )
7191     {
7192         m_rowLabelHorizAlign = horiz;
7193     }
7194
7195     if ( vert == wxTOP || vert == wxCENTRE || vert == wxBOTTOM )
7196     {
7197         m_rowLabelVertAlign = vert;
7198     }
7199
7200     if ( !GetBatchCount() )
7201     {
7202         m_rowLabelWin->Refresh();
7203     }
7204 }
7205
7206 void wxGrid::SetColLabelAlignment( int horiz, int vert )
7207 {
7208     if ( horiz == wxLEFT || horiz == wxCENTRE || horiz == wxRIGHT )
7209     {
7210         m_colLabelHorizAlign = horiz;
7211     }
7212
7213     if ( vert == wxTOP || vert == wxCENTRE || vert == wxBOTTOM )
7214     {
7215         m_colLabelVertAlign = vert;
7216     }
7217
7218     if ( !GetBatchCount() )
7219     {
7220         m_colLabelWin->Refresh();
7221     }
7222 }
7223
7224 void wxGrid::SetRowLabelValue( int row, const wxString& s )
7225 {
7226     if ( m_table )
7227     {
7228         m_table->SetRowLabelValue( row, s );
7229         if ( !GetBatchCount() )
7230         {
7231             wxRect rect = CellToRect( row, 0);
7232             if ( rect.height > 0 )
7233             {
7234                 CalcScrolledPosition(0, rect.y, &rect.x, &rect.y);
7235                 rect.x = m_left;
7236                 rect.width = m_rowLabelWidth;
7237                 m_rowLabelWin->Refresh( TRUE, &rect );
7238             }
7239         }
7240     }
7241 }
7242
7243 void wxGrid::SetColLabelValue( int col, const wxString& s )
7244 {
7245     if ( m_table )
7246     {
7247         m_table->SetColLabelValue( col, s );
7248         if ( !GetBatchCount() )
7249         {
7250             wxRect rect = CellToRect( 0, col );
7251             if ( rect.width > 0 )
7252             {
7253                 CalcScrolledPosition(rect.x, 0, &rect.x, &rect.y);
7254                 rect.y = m_top;
7255                 rect.height = m_colLabelHeight;
7256                 m_colLabelWin->Refresh( TRUE, &rect );
7257             }
7258         }
7259     }
7260 }
7261
7262 void wxGrid::SetGridLineColour( const wxColour& colour )
7263 {
7264     if ( m_gridLineColour != colour )
7265     {
7266         m_gridLineColour = colour;
7267
7268         wxClientDC dc( m_gridWin );
7269         PrepareDC( dc );
7270         DrawAllGridLines( dc, wxRegion() );
7271     }
7272 }
7273
7274
7275 void wxGrid::SetCellHighlightColour( const wxColour& colour )
7276 {
7277     if ( m_cellHighlightColour != colour )
7278     {
7279         m_cellHighlightColour = colour;
7280
7281         wxClientDC dc( m_gridWin );
7282         PrepareDC( dc );
7283         wxGridCellAttr* attr = GetCellAttr(m_currentCellCoords);
7284         DrawCellHighlight(dc, attr);
7285         attr->DecRef();
7286     }
7287 }
7288
7289 void wxGrid::EnableGridLines( bool enable )
7290 {
7291     if ( enable != m_gridLinesEnabled )
7292     {
7293         m_gridLinesEnabled = enable;
7294
7295         if ( !GetBatchCount() )
7296         {
7297             if ( enable )
7298             {
7299                 wxClientDC dc( m_gridWin );
7300                 PrepareDC( dc );
7301                 DrawAllGridLines( dc, wxRegion() );
7302             }
7303             else
7304             {
7305                 m_gridWin->Refresh();
7306             }
7307         }
7308     }
7309 }
7310
7311
7312 int wxGrid::GetDefaultRowSize()
7313 {
7314     return m_defaultRowHeight;
7315 }
7316
7317 int wxGrid::GetRowSize( int row )
7318 {
7319     wxCHECK_MSG( row >= 0 && row < m_numRows, 0, _T("invalid row index") );
7320
7321     return GetRowHeight(row);
7322 }
7323
7324 int wxGrid::GetDefaultColSize()
7325 {
7326     return m_defaultColWidth;
7327 }
7328
7329 int wxGrid::GetColSize( int col )
7330 {
7331     wxCHECK_MSG( col >= 0 && col < m_numCols, 0, _T("invalid column index") );
7332
7333     return GetColWidth(col);
7334 }
7335
7336 // ============================================================================
7337 // access to the grid attributes: each of them has a default value in the grid
7338 // itself and may be overidden on a per-cell basis
7339 // ============================================================================
7340
7341 // ----------------------------------------------------------------------------
7342 // setting default attributes
7343 // ----------------------------------------------------------------------------
7344
7345 void wxGrid::SetDefaultCellBackgroundColour( const wxColour& col )
7346 {
7347     m_defaultCellAttr->SetBackgroundColour(col);
7348 #ifdef __WXGTK__
7349     m_gridWin->SetBackgroundColour(col);
7350 #endif
7351 }
7352
7353 void wxGrid::SetDefaultCellTextColour( const wxColour& col )
7354 {
7355     m_defaultCellAttr->SetTextColour(col);
7356 }
7357
7358 void wxGrid::SetDefaultCellAlignment( int horiz, int vert )
7359 {
7360     m_defaultCellAttr->SetAlignment(horiz, vert);
7361 }
7362
7363 void wxGrid::SetDefaultCellFont( const wxFont& font )
7364 {
7365     m_defaultCellAttr->SetFont(font);
7366 }
7367
7368 void wxGrid::SetDefaultRenderer(wxGridCellRenderer *renderer)
7369 {
7370     m_defaultCellAttr->SetRenderer(renderer);
7371 }
7372
7373 void wxGrid::SetDefaultEditor(wxGridCellEditor *editor)
7374 {
7375     m_defaultCellAttr->SetEditor(editor);
7376 }
7377
7378 // ----------------------------------------------------------------------------
7379 // access to the default attrbiutes
7380 // ----------------------------------------------------------------------------
7381
7382 wxColour wxGrid::GetDefaultCellBackgroundColour()
7383 {
7384     return m_defaultCellAttr->GetBackgroundColour();
7385 }
7386
7387 wxColour wxGrid::GetDefaultCellTextColour()
7388 {
7389     return m_defaultCellAttr->GetTextColour();
7390 }
7391
7392 wxFont wxGrid::GetDefaultCellFont()
7393 {
7394     return m_defaultCellAttr->GetFont();
7395 }
7396
7397 void wxGrid::GetDefaultCellAlignment( int *horiz, int *vert )
7398 {
7399     m_defaultCellAttr->GetAlignment(horiz, vert);
7400 }
7401
7402 wxGridCellRenderer *wxGrid::GetDefaultRenderer() const
7403 {
7404     return m_defaultCellAttr->GetRenderer(NULL, 0, 0);
7405 }
7406
7407 wxGridCellEditor *wxGrid::GetDefaultEditor() const
7408 {
7409     return m_defaultCellAttr->GetEditor(NULL,0,0);
7410 }
7411
7412 // ----------------------------------------------------------------------------
7413 // access to cell attributes
7414 // ----------------------------------------------------------------------------
7415
7416 wxColour wxGrid::GetCellBackgroundColour(int row, int col)
7417 {
7418     wxGridCellAttr *attr = GetCellAttr(row, col);
7419     wxColour colour = attr->GetBackgroundColour();
7420     attr->DecRef();
7421     return colour;
7422 }
7423
7424 wxColour wxGrid::GetCellTextColour( int row, int col )
7425 {
7426     wxGridCellAttr *attr = GetCellAttr(row, col);
7427     wxColour colour = attr->GetTextColour();
7428     attr->DecRef();
7429     return colour;
7430 }
7431
7432 wxFont wxGrid::GetCellFont( int row, int col )
7433 {
7434     wxGridCellAttr *attr = GetCellAttr(row, col);
7435     wxFont font = attr->GetFont();
7436     attr->DecRef();
7437     return font;
7438 }
7439
7440 void wxGrid::GetCellAlignment( int row, int col, int *horiz, int *vert )
7441 {
7442     wxGridCellAttr *attr = GetCellAttr(row, col);
7443     attr->GetAlignment(horiz, vert);
7444     attr->DecRef();
7445 }
7446
7447 wxGridCellRenderer* wxGrid::GetCellRenderer(int row, int col)
7448 {
7449     wxGridCellAttr* attr = GetCellAttr(row, col);
7450     wxGridCellRenderer* renderer = attr->GetRenderer(this, row, col);
7451     attr->DecRef();
7452
7453     return renderer;
7454 }
7455
7456 wxGridCellEditor* wxGrid::GetCellEditor(int row, int col)
7457 {
7458     wxGridCellAttr* attr = GetCellAttr(row, col);
7459     wxGridCellEditor* editor = attr->GetEditor(this, row, col);
7460     attr->DecRef();
7461
7462     return editor;
7463 }
7464
7465 bool wxGrid::IsReadOnly(int row, int col) const
7466 {
7467     wxGridCellAttr* attr = GetCellAttr(row, col);
7468     bool isReadOnly = attr->IsReadOnly();
7469     attr->DecRef();
7470     return isReadOnly;
7471 }
7472
7473 // ----------------------------------------------------------------------------
7474 // attribute support: cache, automatic provider creation, ...
7475 // ----------------------------------------------------------------------------
7476
7477 bool wxGrid::CanHaveAttributes()
7478 {
7479     if ( !m_table )
7480     {
7481         return FALSE;
7482     }
7483
7484     return m_table->CanHaveAttributes();
7485 }
7486
7487 void wxGrid::ClearAttrCache()
7488 {
7489     if ( m_attrCache.row != -1 )
7490     {
7491         wxSafeDecRef(m_attrCache.attr);
7492         m_attrCache.row = -1;
7493     }
7494 }
7495
7496 void wxGrid::CacheAttr(int row, int col, wxGridCellAttr *attr) const
7497 {
7498     wxGrid *self = (wxGrid *)this;  // const_cast
7499
7500     self->ClearAttrCache();
7501     self->m_attrCache.row = row;
7502     self->m_attrCache.col = col;
7503     self->m_attrCache.attr = attr;
7504     wxSafeIncRef(attr);
7505 }
7506
7507 bool wxGrid::LookupAttr(int row, int col, wxGridCellAttr **attr) const
7508 {
7509     if ( row == m_attrCache.row && col == m_attrCache.col )
7510     {
7511         *attr = m_attrCache.attr;
7512         wxSafeIncRef(m_attrCache.attr);
7513
7514 #ifdef DEBUG_ATTR_CACHE
7515         gs_nAttrCacheHits++;
7516 #endif
7517
7518         return TRUE;
7519     }
7520     else
7521     {
7522 #ifdef DEBUG_ATTR_CACHE
7523         gs_nAttrCacheMisses++;
7524 #endif
7525         return FALSE;
7526     }
7527 }
7528
7529 wxGridCellAttr *wxGrid::GetCellAttr(int row, int col) const
7530 {
7531     wxGridCellAttr *attr;
7532     if ( !LookupAttr(row, col, &attr) )
7533     {
7534         attr = m_table ? m_table->GetAttr(row, col) : (wxGridCellAttr *)NULL;
7535         CacheAttr(row, col, attr);
7536     }
7537     if (attr)
7538     {
7539         attr->SetDefAttr(m_defaultCellAttr);
7540     }
7541     else
7542     {
7543         attr = m_defaultCellAttr;
7544         attr->IncRef();
7545     }
7546
7547     return attr;
7548 }
7549
7550 wxGridCellAttr *wxGrid::GetOrCreateCellAttr(int row, int col) const
7551 {
7552     wxGridCellAttr *attr;
7553     if ( !LookupAttr(row, col, &attr) || !attr )
7554     {
7555         wxASSERT_MSG( m_table,
7556                       _T("we may only be called if CanHaveAttributes() returned TRUE and then m_table should be !NULL") );
7557
7558         attr = m_table->GetAttr(row, col);
7559         if ( !attr )
7560         {
7561             attr = new wxGridCellAttr;
7562
7563             // artificially inc the ref count to match DecRef() in caller
7564             attr->IncRef();
7565
7566             m_table->SetAttr(attr, row, col);
7567         }
7568
7569         CacheAttr(row, col, attr);
7570     }
7571     attr->SetDefAttr(m_defaultCellAttr);
7572     return attr;
7573 }
7574
7575 // ----------------------------------------------------------------------------
7576 // setting column attributes (wrappers around SetColAttr)
7577 // ----------------------------------------------------------------------------
7578
7579 void wxGrid::SetColFormatBool(int col)
7580 {
7581     SetColFormatCustom(col, wxGRID_VALUE_BOOL);
7582 }
7583
7584 void wxGrid::SetColFormatNumber(int col)
7585 {
7586     SetColFormatCustom(col, wxGRID_VALUE_NUMBER);
7587 }
7588
7589 void wxGrid::SetColFormatFloat(int col, int width, int precision)
7590 {
7591     wxString typeName = wxGRID_VALUE_FLOAT;
7592     if ( (width != -1) || (precision != -1) )
7593     {
7594         typeName << _T(':') << width << _T(',') << precision;
7595     }
7596
7597     SetColFormatCustom(col, typeName);
7598 }
7599
7600 void wxGrid::SetColFormatCustom(int col, const wxString& typeName)
7601 {
7602     wxGridCellAttr *attr = new wxGridCellAttr;
7603     wxGridCellRenderer *renderer = GetDefaultRendererForType(typeName);
7604     attr->SetRenderer(renderer);
7605
7606     SetColAttr(col, attr);
7607 }
7608
7609 // ----------------------------------------------------------------------------
7610 // setting cell attributes: this is forwarded to the table
7611 // ----------------------------------------------------------------------------
7612
7613 void wxGrid::SetRowAttr(int row, wxGridCellAttr *attr)
7614 {
7615     if ( CanHaveAttributes() )
7616     {
7617         m_table->SetRowAttr(attr, row);
7618     }
7619     else
7620     {
7621         wxSafeDecRef(attr);
7622     }
7623 }
7624
7625 void wxGrid::SetColAttr(int col, wxGridCellAttr *attr)
7626 {
7627     if ( CanHaveAttributes() )
7628     {
7629         m_table->SetColAttr(attr, col);
7630     }
7631     else
7632     {
7633         wxSafeDecRef(attr);
7634     }
7635 }
7636
7637 void wxGrid::SetCellBackgroundColour( int row, int col, const wxColour& colour )
7638 {
7639     if ( CanHaveAttributes() )
7640     {
7641         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
7642         attr->SetBackgroundColour(colour);
7643         attr->DecRef();
7644     }
7645 }
7646
7647 void wxGrid::SetCellTextColour( int row, int col, const wxColour& colour )
7648 {
7649     if ( CanHaveAttributes() )
7650     {
7651         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
7652         attr->SetTextColour(colour);
7653         attr->DecRef();
7654     }
7655 }
7656
7657 void wxGrid::SetCellFont( int row, int col, const wxFont& font )
7658 {
7659     if ( CanHaveAttributes() )
7660     {
7661         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
7662         attr->SetFont(font);
7663         attr->DecRef();
7664     }
7665 }
7666
7667 void wxGrid::SetCellAlignment( int row, int col, int horiz, int vert )
7668 {
7669     if ( CanHaveAttributes() )
7670     {
7671         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
7672         attr->SetAlignment(horiz, vert);
7673         attr->DecRef();
7674     }
7675 }
7676
7677 void wxGrid::SetCellRenderer(int row, int col, wxGridCellRenderer *renderer)
7678 {
7679     if ( CanHaveAttributes() )
7680     {
7681         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
7682         attr->SetRenderer(renderer);
7683         attr->DecRef();
7684     }
7685 }
7686
7687 void wxGrid::SetCellEditor(int row, int col, wxGridCellEditor* editor)
7688 {
7689     if ( CanHaveAttributes() )
7690     {
7691         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
7692         attr->SetEditor(editor);
7693         attr->DecRef();
7694     }
7695 }
7696
7697 void wxGrid::SetReadOnly(int row, int col, bool isReadOnly)
7698 {
7699     if ( CanHaveAttributes() )
7700     {
7701         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
7702         attr->SetReadOnly(isReadOnly);
7703         attr->DecRef();
7704     }
7705 }
7706
7707 // ----------------------------------------------------------------------------
7708 // Data type registration
7709 // ----------------------------------------------------------------------------
7710
7711 void wxGrid::RegisterDataType(const wxString& typeName,
7712                               wxGridCellRenderer* renderer,
7713                               wxGridCellEditor* editor)
7714 {
7715     m_typeRegistry->RegisterDataType(typeName, renderer, editor);
7716 }
7717
7718
7719 wxGridCellEditor* wxGrid::GetDefaultEditorForCell(int row, int col) const
7720 {
7721     wxString typeName = m_table->GetTypeName(row, col);
7722     return GetDefaultEditorForType(typeName);
7723 }
7724
7725 wxGridCellRenderer* wxGrid::GetDefaultRendererForCell(int row, int col) const
7726 {
7727     wxString typeName = m_table->GetTypeName(row, col);
7728     return GetDefaultRendererForType(typeName);
7729 }
7730
7731 wxGridCellEditor*
7732 wxGrid::GetDefaultEditorForType(const wxString& typeName) const
7733 {
7734     int index = m_typeRegistry->FindOrCloneDataType(typeName);
7735     if ( index == wxNOT_FOUND )
7736     {
7737         wxFAIL_MSG(wxT("Unknown data type name"));
7738
7739         return NULL;
7740     }
7741
7742     return m_typeRegistry->GetEditor(index);
7743 }
7744
7745 wxGridCellRenderer*
7746 wxGrid::GetDefaultRendererForType(const wxString& typeName) const
7747 {
7748     int index = m_typeRegistry->FindOrCloneDataType(typeName);
7749     if ( index == wxNOT_FOUND )
7750     {
7751         wxFAIL_MSG(wxT("Unknown data type name"));
7752
7753         return NULL;
7754     }
7755
7756     return m_typeRegistry->GetRenderer(index);
7757 }
7758
7759
7760 // ----------------------------------------------------------------------------
7761 // row/col size
7762 // ----------------------------------------------------------------------------
7763
7764 void wxGrid::EnableDragRowSize( bool enable )
7765 {
7766     m_canDragRowSize = enable;
7767 }
7768
7769
7770 void wxGrid::EnableDragColSize( bool enable )
7771 {
7772     m_canDragColSize = enable;
7773 }
7774
7775 void wxGrid::EnableDragGridSize( bool enable )
7776 {
7777     m_canDragGridSize = enable;
7778 }
7779
7780
7781 void wxGrid::SetDefaultRowSize( int height, bool resizeExistingRows )
7782 {
7783     m_defaultRowHeight = wxMax( height, WXGRID_MIN_ROW_HEIGHT );
7784
7785     if ( resizeExistingRows )
7786     {
7787         InitRowHeights();
7788
7789         CalcDimensions();
7790     }
7791 }
7792
7793 void wxGrid::SetRowSize( int row, int height )
7794 {
7795     wxCHECK_RET( row >= 0 && row < m_numRows, _T("invalid row index") );
7796
7797     if ( m_rowHeights.IsEmpty() )
7798     {
7799         // need to really create the array
7800         InitRowHeights();
7801     }
7802
7803     int h = wxMax( 0, height );
7804     int diff = h - m_rowHeights[row];
7805
7806     m_rowHeights[row] = h;
7807     int i;
7808     for ( i = row;  i < m_numRows;  i++ )
7809     {
7810         m_rowBottoms[i] += diff;
7811     }
7812     CalcDimensions();
7813 }
7814
7815 void wxGrid::SetDefaultColSize( int width, bool resizeExistingCols )
7816 {
7817     m_defaultColWidth = wxMax( width, WXGRID_MIN_COL_WIDTH );
7818
7819     if ( resizeExistingCols )
7820     {
7821         InitColWidths();
7822
7823         CalcDimensions();
7824     }
7825 }
7826
7827 void wxGrid::SetColSize( int col, int width )
7828 {
7829     wxCHECK_RET( col >= 0 && col < m_numCols, _T("invalid column index") );
7830
7831     // should we check that it's bigger than GetColMinimalWidth(col) here?
7832
7833     if ( m_colWidths.IsEmpty() )
7834     {
7835         // need to really create the array
7836         InitColWidths();
7837     }
7838
7839     int w = wxMax( 0, width );
7840     int diff = w - m_colWidths[col];
7841     m_colWidths[col] = w;
7842
7843     int i;
7844     for ( i = col;  i < m_numCols;  i++ )
7845     {
7846         m_colRights[i] += diff;
7847     }
7848     CalcDimensions();
7849 }
7850
7851
7852 void wxGrid::SetColMinimalWidth( int col, int width )
7853 {
7854     m_colMinWidths.Put(col, width);
7855 }
7856
7857 void wxGrid::SetRowMinimalHeight( int row, int width )
7858 {
7859     m_rowMinHeights.Put(row, width);
7860 }
7861
7862 int wxGrid::GetColMinimalWidth(int col) const
7863 {
7864     long value = m_colMinWidths.Get(col);
7865     return value != wxNOT_FOUND ? (int)value : WXGRID_MIN_COL_WIDTH;
7866 }
7867
7868 int wxGrid::GetRowMinimalHeight(int row) const
7869 {
7870     long value = m_rowMinHeights.Get(row);
7871     return value != wxNOT_FOUND ? (int)value : WXGRID_MIN_ROW_HEIGHT;
7872 }
7873
7874 // ----------------------------------------------------------------------------
7875 // auto sizing
7876 // ----------------------------------------------------------------------------
7877
7878 void wxGrid::AutoSizeColOrRow( int colOrRow, bool setAsMin, bool column )
7879 {
7880     wxClientDC dc(m_gridWin);
7881
7882     // init both of them to avoid compiler warnings, even if weo nly need one
7883     int row = -1,
7884         col = -1;
7885     if ( column )
7886         col = colOrRow;
7887     else
7888         row = colOrRow;
7889
7890     wxCoord extent, extentMax = 0;
7891     int max = column ? m_numRows : m_numCols;
7892     for ( int rowOrCol = 0; rowOrCol < max; rowOrCol++ )
7893     {
7894         if ( column )
7895             row = rowOrCol;
7896         else
7897             col = rowOrCol;
7898
7899         wxGridCellAttr* attr = GetCellAttr(row, col);
7900         wxGridCellRenderer* renderer = attr->GetRenderer(this, row, col);
7901         if ( renderer )
7902         {
7903             wxSize size = renderer->GetBestSize(*this, *attr, dc, row, col);
7904             extent = column ? size.x : size.y;
7905             if ( extent > extentMax )
7906             {
7907                 extentMax = extent;
7908             }
7909
7910             renderer->DecRef();
7911         }
7912
7913         attr->DecRef();
7914     }
7915
7916     // now also compare with the column label extent
7917     wxCoord w, h;
7918     dc.SetFont( GetLabelFont() );
7919
7920     if ( column )
7921         dc.GetTextExtent( GetColLabelValue(col), &w, &h );
7922     else
7923         dc.GetTextExtent( GetRowLabelValue(col), &w, &h );
7924
7925     extent = column ? w : h;
7926     if ( extent > extentMax )
7927     {
7928         extentMax = extent;
7929     }
7930
7931     if ( !extentMax )
7932     {
7933         // empty column - give default extent (notice that if extentMax is less
7934         // than default extent but != 0, it's ok)
7935         extentMax = column ? m_defaultColWidth : m_defaultRowHeight;
7936     }
7937     else
7938     {
7939         if ( column )
7940         {
7941             // leave some space around text
7942             extentMax += 10;
7943         }
7944         else
7945         {
7946             extentMax += 6;
7947         }
7948     }
7949
7950     if ( column )
7951         SetColSize(col, extentMax);
7952     else
7953         SetRowSize(row, extentMax);
7954
7955     if ( setAsMin )
7956     {
7957         if ( column )
7958             SetColMinimalWidth(col, extentMax);
7959         else
7960             SetRowMinimalHeight(row, extentMax);
7961     }
7962 }
7963
7964 int wxGrid::SetOrCalcColumnSizes(bool calcOnly, bool setAsMin)
7965 {
7966     int width = m_rowLabelWidth;
7967
7968     for ( int col = 0; col < m_numCols; col++ )
7969     {
7970         if ( !calcOnly )
7971         {
7972             AutoSizeColumn(col, setAsMin);
7973         }
7974
7975         width += GetColWidth(col);
7976     }
7977
7978     return width;
7979 }
7980
7981 int wxGrid::SetOrCalcRowSizes(bool calcOnly, bool setAsMin)
7982 {
7983     int height = m_colLabelHeight;
7984
7985     for ( int row = 0; row < m_numRows; row++ )
7986     {
7987         if ( !calcOnly )
7988         {
7989             AutoSizeRow(row, setAsMin);
7990         }
7991
7992         height += GetRowHeight(row);
7993     }
7994
7995     return height;
7996 }
7997
7998 void wxGrid::AutoSize()
7999 {
8000     // set the size too
8001     SetSize(SetOrCalcColumnSizes(FALSE), SetOrCalcRowSizes(FALSE));
8002 }
8003
8004 wxSize wxGrid::DoGetBestSize() const
8005 {
8006     // don't set sizes, only calculate them
8007     wxGrid *self = (wxGrid *)this;  // const_cast
8008
8009     return wxSize(self->SetOrCalcColumnSizes(TRUE),
8010                   self->SetOrCalcRowSizes(TRUE));
8011 }
8012
8013 void wxGrid::Fit()
8014 {
8015     AutoSize();
8016 }
8017
8018
8019 wxPen& wxGrid::GetDividerPen() const
8020 {
8021     return wxNullPen;
8022 }
8023
8024 // ----------------------------------------------------------------------------
8025 // cell value accessor functions
8026 // ----------------------------------------------------------------------------
8027
8028 void wxGrid::SetCellValue( int row, int col, const wxString& s )
8029 {
8030     if ( m_table )
8031     {
8032         m_table->SetValue( row, col, s );
8033         if ( !GetBatchCount() )
8034         {
8035             wxClientDC dc( m_gridWin );
8036             PrepareDC( dc );
8037             DrawCell( dc, wxGridCellCoords(row, col) );
8038         }
8039
8040         if ( m_currentCellCoords.GetRow() == row &&
8041              m_currentCellCoords.GetCol() == col &&
8042              IsCellEditControlShown())
8043              // Note: If we are using IsCellEditControlEnabled,
8044              // this interacts badly with calling SetCellValue from
8045              // an EVT_GRID_CELL_CHANGE handler.
8046         {
8047             HideCellEditControl();
8048             ShowCellEditControl(); // will reread data from table
8049         }
8050     }
8051 }
8052
8053
8054 //
8055 // ------ Block, row and col selection
8056 //
8057
8058 void wxGrid::SelectRow( int row, bool addToSelected )
8059 {
8060     if ( IsSelection() && !addToSelected )
8061         ClearSelection();
8062
8063     m_selection->SelectRow( row, FALSE, addToSelected );
8064 }
8065
8066
8067 void wxGrid::SelectCol( int col, bool addToSelected )
8068 {
8069     if ( IsSelection() && !addToSelected )
8070         ClearSelection();
8071
8072     m_selection->SelectCol( col, FALSE, addToSelected );
8073 }
8074
8075
8076 void wxGrid::SelectBlock( int topRow, int leftCol, int bottomRow, int rightCol )
8077 {
8078     int temp;
8079     wxGridCellCoords updateTopLeft, updateBottomRight;
8080
8081     if ( m_selection->GetSelectionMode() == wxGrid::wxGridSelectRows )
8082     {
8083         leftCol = 0;
8084         rightCol = GetNumberCols() - 1;
8085     }
8086     else if ( m_selection->GetSelectionMode() == wxGrid::wxGridSelectColumns )
8087     {
8088         topRow = 0;
8089         bottomRow = GetNumberRows() - 1;
8090     }
8091     if ( topRow > bottomRow )
8092     {
8093         temp = topRow;
8094         topRow = bottomRow;
8095         bottomRow = temp;
8096     }
8097
8098     if ( leftCol > rightCol )
8099     {
8100         temp = leftCol;
8101         leftCol = rightCol;
8102         rightCol = temp;
8103     }
8104
8105     updateTopLeft = wxGridCellCoords( topRow, leftCol );
8106     updateBottomRight = wxGridCellCoords( bottomRow, rightCol );
8107
8108     if ( m_selectingTopLeft != updateTopLeft ||
8109          m_selectingBottomRight != updateBottomRight )
8110     {
8111         // Compute two optimal update rectangles:
8112         // Either one rectangle is a real subset of the
8113         // other, or they are (almost) disjoint!
8114         wxRect  rect[4];
8115         bool    need_refresh[4];
8116         need_refresh[0] =
8117         need_refresh[1] =
8118         need_refresh[2] =
8119         need_refresh[3] = FALSE;
8120         int     i;
8121
8122         // Store intermediate values
8123         wxCoord oldLeft   = m_selectingTopLeft.GetCol();
8124         wxCoord oldTop    = m_selectingTopLeft.GetRow();
8125         wxCoord oldRight  = m_selectingBottomRight.GetCol();
8126         wxCoord oldBottom = m_selectingBottomRight.GetRow();
8127
8128         // Determine the outer/inner coordinates.
8129         if (oldLeft > leftCol)
8130         {
8131             temp = oldLeft;
8132             oldLeft = leftCol;
8133             leftCol = temp;
8134         }
8135         if (oldTop > topRow )
8136         {
8137             temp = oldTop;
8138             oldTop = topRow;
8139             topRow = temp;
8140         }
8141         if (oldRight < rightCol )
8142         {
8143             temp = oldRight;
8144             oldRight = rightCol;
8145             rightCol = temp;
8146         }
8147         if (oldBottom < bottomRow)
8148         {
8149             temp = oldBottom;
8150             oldBottom = bottomRow;
8151             bottomRow = temp;
8152         }
8153
8154         // Now, either the stuff marked old is the outer
8155         // rectangle or we don't have a situation where one
8156         // is contained in the other.
8157
8158         if ( oldLeft < leftCol )
8159         {
8160             need_refresh[0] = TRUE;
8161             rect[0] = BlockToDeviceRect( wxGridCellCoords ( oldTop,
8162                                                             oldLeft ),
8163                                          wxGridCellCoords ( oldBottom,
8164                                                             leftCol - 1 ) );
8165         }
8166
8167         if ( oldTop  < topRow )
8168         {
8169             need_refresh[1] = TRUE;
8170             rect[1] = BlockToDeviceRect( wxGridCellCoords ( oldTop,
8171                                                             leftCol ),
8172                                          wxGridCellCoords ( topRow - 1,
8173                                                             rightCol ) );
8174         }
8175
8176         if ( oldRight > rightCol )
8177         {
8178             need_refresh[2] = TRUE;
8179             rect[2] = BlockToDeviceRect( wxGridCellCoords ( oldTop,
8180                                                             rightCol + 1 ),
8181                                          wxGridCellCoords ( oldBottom,
8182                                                             oldRight ) );
8183         }
8184
8185         if ( oldBottom > bottomRow )
8186         {
8187             need_refresh[3] = TRUE;
8188             rect[3] = BlockToDeviceRect( wxGridCellCoords ( bottomRow + 1,
8189                                                             leftCol ),
8190                                          wxGridCellCoords ( oldBottom,
8191                                                             rightCol ) );
8192         }
8193
8194
8195         // Change Selection
8196         m_selectingTopLeft = updateTopLeft;
8197         m_selectingBottomRight = updateBottomRight;
8198
8199         // various Refresh() calls
8200         for (i = 0; i < 4; i++ )
8201             if ( need_refresh[i] && rect[i] != wxGridNoCellRect )
8202                 m_gridWin->Refresh( FALSE, &(rect[i]) );
8203     }
8204
8205     // never generate an event as it will be generated from
8206     // wxGridSelection::SelectBlock!
8207 }
8208
8209 void wxGrid::SelectAll()
8210 {
8211     m_selection->SelectBlock( 0, 0, m_numRows-1, m_numCols-1 );
8212 }
8213
8214 bool wxGrid::IsSelection()
8215 {
8216     return ( m_selection->IsSelection() ||
8217              ( m_selectingTopLeft != wxGridNoCellCoords &&
8218                m_selectingBottomRight != wxGridNoCellCoords ) );
8219 }
8220
8221 bool wxGrid::IsInSelection( int row, int col )
8222 {
8223     return ( m_selection->IsInSelection( row, col ) ||
8224              ( row >= m_selectingTopLeft.GetRow() &&
8225                col >= m_selectingTopLeft.GetCol() &&
8226                row <= m_selectingBottomRight.GetRow() &&
8227                col <= m_selectingBottomRight.GetCol() ) );
8228 }
8229
8230 void wxGrid::ClearSelection()
8231 {
8232     m_selectingTopLeft = wxGridNoCellCoords;
8233     m_selectingBottomRight = wxGridNoCellCoords;
8234     m_selection->ClearSelection();
8235 }
8236
8237
8238 // This function returns the rectangle that encloses the given block
8239 // in device coords clipped to the client size of the grid window.
8240 //
8241 wxRect wxGrid::BlockToDeviceRect( const wxGridCellCoords &topLeft,
8242                                   const wxGridCellCoords &bottomRight )
8243 {
8244     wxRect rect( wxGridNoCellRect );
8245     wxRect cellRect;
8246
8247     cellRect = CellToRect( topLeft );
8248     if ( cellRect != wxGridNoCellRect )
8249     {
8250         rect = cellRect;
8251     }
8252     else
8253     {
8254         rect = wxRect( 0, 0, 0, 0 );
8255     }
8256
8257     cellRect = CellToRect( bottomRight );
8258     if ( cellRect != wxGridNoCellRect )
8259     {
8260         rect += cellRect;
8261     }
8262     else
8263     {
8264         return wxGridNoCellRect;
8265     }
8266
8267     // convert to scrolled coords
8268     //
8269     int left, top, right, bottom;
8270     CalcScrolledPosition( rect.GetLeft(), rect.GetTop(), &left, &top );
8271     CalcScrolledPosition( rect.GetRight(), rect.GetBottom(), &right, &bottom );
8272
8273     int cw, ch;
8274     m_gridWin->GetClientSize( &cw, &ch );
8275
8276     if (right < 0 || bottom < 0 || left > cw || top > ch)
8277         return wxRect( 0, 0, 0, 0);
8278
8279     rect.SetLeft( wxMax(0, left) );
8280     rect.SetTop( wxMax(0, top) );
8281     rect.SetRight( wxMin(cw, right) );
8282     rect.SetBottom( wxMin(ch, bottom) );
8283
8284     return rect;
8285 }
8286
8287
8288
8289 //
8290 // ------ Grid event classes
8291 //
8292
8293 IMPLEMENT_DYNAMIC_CLASS( wxGridEvent, wxEvent )
8294
8295 wxGridEvent::wxGridEvent( int id, wxEventType type, wxObject* obj,
8296                           int row, int col, int x, int y, bool sel,
8297                           bool control, bool shift, bool alt, bool meta )
8298         : wxNotifyEvent( type, id )
8299 {
8300     m_row = row;
8301     m_col = col;
8302     m_x = x;
8303     m_y = y;
8304     m_selecting = sel;
8305     m_control = control;
8306     m_shift = shift;
8307     m_alt = alt;
8308     m_meta = meta;
8309
8310     SetEventObject(obj);
8311 }
8312
8313
8314 IMPLEMENT_DYNAMIC_CLASS( wxGridSizeEvent, wxEvent )
8315
8316 wxGridSizeEvent::wxGridSizeEvent( int id, wxEventType type, wxObject* obj,
8317                                   int rowOrCol, int x, int y,
8318                                   bool control, bool shift, bool alt, bool meta )
8319         : wxNotifyEvent( type, id )
8320 {
8321     m_rowOrCol = rowOrCol;
8322     m_x = x;
8323     m_y = y;
8324     m_control = control;
8325     m_shift = shift;
8326     m_alt = alt;
8327     m_meta = meta;
8328
8329     SetEventObject(obj);
8330 }
8331
8332
8333 IMPLEMENT_DYNAMIC_CLASS( wxGridRangeSelectEvent, wxEvent )
8334
8335 wxGridRangeSelectEvent::wxGridRangeSelectEvent(int id, wxEventType type, wxObject* obj,
8336                                                const wxGridCellCoords& topLeft,
8337                                                const wxGridCellCoords& bottomRight,
8338                                                bool sel, bool control,
8339                                                bool shift, bool alt, bool meta )
8340         : wxNotifyEvent( type, id )
8341 {
8342     m_topLeft     = topLeft;
8343     m_bottomRight = bottomRight;
8344     m_selecting   = sel;
8345     m_control     = control;
8346     m_shift       = shift;
8347     m_alt         = alt;
8348     m_meta        = meta;
8349
8350     SetEventObject(obj);
8351 }
8352
8353
8354 #endif // ifndef wxUSE_NEW_GRID