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: Robin Dunn, Vadim Zeitlin
   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 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  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 wxUSE_GRID
  34
  35 #ifndef WX_PRECOMP
  36     #include "wx/utils.h"
  37     #include "wx/dcclient.h"
  38     #include "wx/settings.h"
  39     #include "wx/log.h"
  40     #include "wx/textctrl.h"
  41     #include "wx/checkbox.h"
  42     #include "wx/combobox.h"
  43     #include "wx/valtext.h"
  44 #endif
  45
  46 #include "wx/textfile.h"
  47 #include "wx/spinctrl.h"
  48 #include "wx/tokenzr.h"
  49
  50 #include "wx/grid.h"
  51 #include "wx/generic/gridsel.h"
  52
  53 #if defined(__WXMOTIF__)
  54     #define WXUNUSED_MOTIF(identifier)  WXUNUSED(identifier)
  55 #else
  56     #define WXUNUSED_MOTIF(identifier)  identifier
  57 #endif
  58
  59 #if defined(__WXGTK__)
  60     #define WXUNUSED_GTK(identifier)    WXUNUSED(identifier)
  61 #else
  62     #define WXUNUSED_GTK(identifier)    identifier
  63 #endif
  64
  65 // Required for wxIs... functions
  66 #include <ctype.h>
  67
  68 // ----------------------------------------------------------------------------
  69 // array classes
  70 // ----------------------------------------------------------------------------
  71
  72 WX_DEFINE_ARRAY_WITH_DECL_PTR(wxGridCellAttr *, wxArrayAttrs,
  73                                  class WXDLLIMPEXP_ADV);
  74
  75 struct wxGridCellWithAttr
  76 {
  77     wxGridCellWithAttr(int row, int col, wxGridCellAttr *attr_)
  78         : coords(row, col), attr(attr_)
  79     {
  80     }
  81
  82     ~wxGridCellWithAttr()
  83     {
  84         attr->DecRef();
  85     }
  86
  87     wxGridCellCoords coords;
  88     wxGridCellAttr  *attr;
  89
  90 // Cannot do this:
  91 //  DECLARE_NO_COPY_CLASS(wxGridCellWithAttr)
  92 // without rewriting the macros, which require a public copy constructor.
  93 };
  94
  95 WX_DECLARE_OBJARRAY_WITH_DECL(wxGridCellWithAttr, wxGridCellWithAttrArray,
  96                               class WXDLLIMPEXP_ADV);
  97
  98 #include "wx/arrimpl.cpp"
  99
 100 WX_DEFINE_OBJARRAY(wxGridCellCoordsArray)
 101 WX_DEFINE_OBJARRAY(wxGridCellWithAttrArray)
 102
 103 // ----------------------------------------------------------------------------
 104 // events
 105 // ----------------------------------------------------------------------------
 106
 107 DEFINE_EVENT_TYPE(wxEVT_GRID_CELL_LEFT_CLICK)
 108 DEFINE_EVENT_TYPE(wxEVT_GRID_CELL_RIGHT_CLICK)
 109 DEFINE_EVENT_TYPE(wxEVT_GRID_CELL_LEFT_DCLICK)
 110 DEFINE_EVENT_TYPE(wxEVT_GRID_CELL_RIGHT_DCLICK)
 111 DEFINE_EVENT_TYPE(wxEVT_GRID_LABEL_LEFT_CLICK)
 112 DEFINE_EVENT_TYPE(wxEVT_GRID_LABEL_RIGHT_CLICK)
 113 DEFINE_EVENT_TYPE(wxEVT_GRID_LABEL_LEFT_DCLICK)
 114 DEFINE_EVENT_TYPE(wxEVT_GRID_LABEL_RIGHT_DCLICK)
 115 DEFINE_EVENT_TYPE(wxEVT_GRID_ROW_SIZE)
 116 DEFINE_EVENT_TYPE(wxEVT_GRID_COL_SIZE)
 117 DEFINE_EVENT_TYPE(wxEVT_GRID_RANGE_SELECT)
 118 DEFINE_EVENT_TYPE(wxEVT_GRID_CELL_CHANGE)
 119 DEFINE_EVENT_TYPE(wxEVT_GRID_SELECT_CELL)
 120 DEFINE_EVENT_TYPE(wxEVT_GRID_EDITOR_SHOWN)
 121 DEFINE_EVENT_TYPE(wxEVT_GRID_EDITOR_HIDDEN)
 122 DEFINE_EVENT_TYPE(wxEVT_GRID_EDITOR_CREATED)
 123
 124 // ----------------------------------------------------------------------------
 125 // private classes
 126 // ----------------------------------------------------------------------------
 127
 128 class WXDLLIMPEXP_ADV wxGridRowLabelWindow : public wxWindow
 129 {
 130 public:
 131     wxGridRowLabelWindow() { m_owner = (wxGrid *)NULL; }
 132     wxGridRowLabelWindow( wxGrid *parent, wxWindowID id,
 133                           const wxPoint &pos, const wxSize &size );
 134
 135 private:
 136     wxGrid   *m_owner;
 137
 138     void OnPaint( wxPaintEvent& event );
 139     void OnMouseEvent( wxMouseEvent& event );
 140     void OnMouseWheel( wxMouseEvent& event );
 141     void OnKeyDown( wxKeyEvent& event );
 142     void OnKeyUp( wxKeyEvent& );
 143
 144     DECLARE_DYNAMIC_CLASS(wxGridRowLabelWindow)
 145     DECLARE_EVENT_TABLE()
 146     DECLARE_NO_COPY_CLASS(wxGridRowLabelWindow)
 147 };
 148
 149
 150 class WXDLLIMPEXP_ADV wxGridColLabelWindow : public wxWindow
 151 {
 152 public:
 153     wxGridColLabelWindow() { m_owner = (wxGrid *)NULL; }
 154     wxGridColLabelWindow( wxGrid *parent, wxWindowID id,
 155                           const wxPoint &pos, const wxSize &size );
 156
 157 private:
 158     wxGrid   *m_owner;
 159
 160     void OnPaint( wxPaintEvent &event );
 161     void OnMouseEvent( wxMouseEvent& event );
 162     void OnMouseWheel( wxMouseEvent& event );
 163     void OnKeyDown( wxKeyEvent& event );
 164     void OnKeyUp( wxKeyEvent& );
 165
 166     DECLARE_DYNAMIC_CLASS(wxGridColLabelWindow)
 167     DECLARE_EVENT_TABLE()
 168     DECLARE_NO_COPY_CLASS(wxGridColLabelWindow)
 169 };
 170
 171
 172 class WXDLLIMPEXP_ADV wxGridCornerLabelWindow : public wxWindow
 173 {
 174 public:
 175     wxGridCornerLabelWindow() { m_owner = (wxGrid *)NULL; }
 176     wxGridCornerLabelWindow( wxGrid *parent, wxWindowID id,
 177                              const wxPoint &pos, const wxSize &size );
 178
 179 private:
 180     wxGrid *m_owner;
 181
 182     void OnMouseEvent( wxMouseEvent& event );
 183     void OnMouseWheel( wxMouseEvent& event );
 184     void OnKeyDown( wxKeyEvent& event );
 185     void OnKeyUp( wxKeyEvent& );
 186     void OnPaint( wxPaintEvent& event );
 187
 188     DECLARE_DYNAMIC_CLASS(wxGridCornerLabelWindow)
 189     DECLARE_EVENT_TABLE()
 190     DECLARE_NO_COPY_CLASS(wxGridCornerLabelWindow)
 191 };
 192
 193 class WXDLLIMPEXP_ADV wxGridWindow : public wxWindow
 194 {
 195 public:
 196     wxGridWindow()
 197     {
 198         m_owner = (wxGrid *)NULL;
 199         m_rowLabelWin = (wxGridRowLabelWindow *)NULL;
 200         m_colLabelWin = (wxGridColLabelWindow *)NULL;
 201     }
 202
 203     wxGridWindow( wxGrid *parent,
 204                   wxGridRowLabelWindow *rowLblWin,
 205                   wxGridColLabelWindow *colLblWin,
 206                   wxWindowID id, const wxPoint &pos, const wxSize &size );
 207     ~wxGridWindow();
 208
 209     void ScrollWindow( int dx, int dy, const wxRect *rect );
 210
 211     wxGrid* GetOwner() { return m_owner; }
 212
 213 private:
 214     wxGrid                   *m_owner;
 215     wxGridRowLabelWindow     *m_rowLabelWin;
 216     wxGridColLabelWindow     *m_colLabelWin;
 217
 218     void OnPaint( wxPaintEvent &event );
 219     void OnMouseWheel( wxMouseEvent& event );
 220     void OnMouseEvent( wxMouseEvent& event );
 221     void OnKeyDown( wxKeyEvent& );
 222     void OnKeyUp( wxKeyEvent& );
 223     void OnEraseBackground( wxEraseEvent& );
 224
 225
 226     DECLARE_DYNAMIC_CLASS(wxGridWindow)
 227     DECLARE_EVENT_TABLE()
 228     DECLARE_NO_COPY_CLASS(wxGridWindow)
 229 };
 230
 231
 232
 233 class wxGridCellEditorEvtHandler : public wxEvtHandler
 234 {
 235 public:
 236     wxGridCellEditorEvtHandler()
 237         : m_grid(0), m_editor(0)
 238         { }
 239     wxGridCellEditorEvtHandler(wxGrid* grid, wxGridCellEditor* editor)
 240         : m_grid(grid), m_editor(editor)
 241         { }
 242
 243     void OnKeyDown(wxKeyEvent& event);
 244     void OnChar(wxKeyEvent& event);
 245
 246 private:
 247     wxGrid*             m_grid;
 248     wxGridCellEditor*   m_editor;
 249     DECLARE_DYNAMIC_CLASS(wxGridCellEditorEvtHandler)
 250     DECLARE_EVENT_TABLE()
 251     DECLARE_NO_COPY_CLASS(wxGridCellEditorEvtHandler)
 252 };
 253
 254
 255 IMPLEMENT_DYNAMIC_CLASS( wxGridCellEditorEvtHandler, wxEvtHandler )
 256 BEGIN_EVENT_TABLE( wxGridCellEditorEvtHandler, wxEvtHandler )
 257     EVT_KEY_DOWN( wxGridCellEditorEvtHandler::OnKeyDown )
 258     EVT_CHAR( wxGridCellEditorEvtHandler::OnChar )
 259 END_EVENT_TABLE()
 260
 261
 262
 263 // ----------------------------------------------------------------------------
 264 // the internal data representation used by wxGridCellAttrProvider
 265 // ----------------------------------------------------------------------------
 266
 267 // this class stores attributes set for cells
 268 class WXDLLIMPEXP_ADV wxGridCellAttrData
 269 {
 270 public:
 271     void SetAttr(wxGridCellAttr *attr, int row, int col);
 272     wxGridCellAttr *GetAttr(int row, int col) const;
 273     void UpdateAttrRows( size_t pos, int numRows );
 274     void UpdateAttrCols( size_t pos, int numCols );
 275
 276 private:
 277     // searches for the attr for given cell, returns wxNOT_FOUND if not found
 278     int FindIndex(int row, int col) const;
 279
 280     wxGridCellWithAttrArray m_attrs;
 281 };
 282
 283 // this class stores attributes set for rows or columns
 284 class WXDLLIMPEXP_ADV wxGridRowOrColAttrData
 285 {
 286 public:
 287     // empty ctor to suppress warnings
 288     wxGridRowOrColAttrData() { }
 289     ~wxGridRowOrColAttrData();
 290
 291     void SetAttr(wxGridCellAttr *attr, int rowOrCol);
 292     wxGridCellAttr *GetAttr(int rowOrCol) const;
 293     void UpdateAttrRowsOrCols( size_t pos, int numRowsOrCols );
 294
 295 private:
 296     wxArrayInt m_rowsOrCols;
 297     wxArrayAttrs m_attrs;
 298 };
 299
 300 // NB: this is just a wrapper around 3 objects: one which stores cell
 301 //     attributes, and 2 others for row/col ones
 302 class WXDLLIMPEXP_ADV wxGridCellAttrProviderData
 303 {
 304 public:
 305     wxGridCellAttrData m_cellAttrs;
 306     wxGridRowOrColAttrData m_rowAttrs,
 307                            m_colAttrs;
 308 };
 309
 310
 311 // ----------------------------------------------------------------------------
 312 // data structures used for the data type registry
 313 // ----------------------------------------------------------------------------
 314
 315 struct wxGridDataTypeInfo
 316 {
 317     wxGridDataTypeInfo(const wxString& typeName,
 318                        wxGridCellRenderer* renderer,
 319                        wxGridCellEditor* editor)
 320         : m_typeName(typeName), m_renderer(renderer), m_editor(editor)
 321         { }
 322
 323     ~wxGridDataTypeInfo()
 324     {
 325         wxSafeDecRef(m_renderer);
 326         wxSafeDecRef(m_editor);
 327     }
 328
 329     wxString            m_typeName;
 330     wxGridCellRenderer* m_renderer;
 331     wxGridCellEditor*   m_editor;
 332
 333     DECLARE_NO_COPY_CLASS(wxGridDataTypeInfo)
 334 };
 335
 336
 337 WX_DEFINE_ARRAY_WITH_DECL_PTR(wxGridDataTypeInfo*, wxGridDataTypeInfoArray,
 338                                  class WXDLLIMPEXP_ADV);
 339
 340
 341 class WXDLLIMPEXP_ADV wxGridTypeRegistry
 342 {
 343 public:
 344   wxGridTypeRegistry() {}
 345     ~wxGridTypeRegistry();
 346
 347     void RegisterDataType(const wxString& typeName,
 348                      wxGridCellRenderer* renderer,
 349                      wxGridCellEditor* editor);
 350
 351     // find one of already registered data types
 352     int FindRegisteredDataType(const wxString& typeName);
 353
 354     // try to FindRegisteredDataType(), if this fails and typeName is one of
 355     // standard typenames, register it and return its index
 356     int FindDataType(const wxString& typeName);
 357
 358     // try to FindDataType(), if it fails see if it is not one of already
 359     // registered data types with some params in which case clone the
 360     // registered data type and set params for it
 361     int FindOrCloneDataType(const wxString& typeName);
 362
 363     wxGridCellRenderer* GetRenderer(int index);
 364     wxGridCellEditor*   GetEditor(int index);
 365
 366 private:
 367     wxGridDataTypeInfoArray m_typeinfo;
 368 };
 369
 370 // ----------------------------------------------------------------------------
 371 // conditional compilation
 372 // ----------------------------------------------------------------------------
 373
 374 #ifndef WXGRID_DRAW_LINES
 375 #define WXGRID_DRAW_LINES 1
 376 #endif
 377
 378 // ----------------------------------------------------------------------------
 379 // globals
 380 // ----------------------------------------------------------------------------
 381
 382 //#define DEBUG_ATTR_CACHE
 383 #ifdef DEBUG_ATTR_CACHE
 384     static size_t gs_nAttrCacheHits = 0;
 385     static size_t gs_nAttrCacheMisses = 0;
 386 #endif // DEBUG_ATTR_CACHE
 387
 388 // ----------------------------------------------------------------------------
 389 // constants
 390 // ----------------------------------------------------------------------------
 391
 392 wxGridCellCoords wxGridNoCellCoords( -1, -1 );
 393 wxRect           wxGridNoCellRect( -1, -1, -1, -1 );
 394
 395 // scroll line size
 396 // TODO: this doesn't work at all, grid cells have different sizes and approx
 397 //       calculations don't work as because of the size mismatch scrollbars
 398 //       sometimes fail to be shown when they should be or vice versa
 399 //
 400 //       The scroll bars may be a little flakey once in a while, but that is
 401 //       surely much less horrible than having scroll lines of only 1!!!
 402 //       -- Robin
 403 //
 404 //       Well, it's still seriously broken so it might be better but needs
 405 //       fixing anyhow
 406 //       -- Vadim
 407 static const size_t GRID_SCROLL_LINE_X = 15;  // 1;
 408 static const size_t GRID_SCROLL_LINE_Y = GRID_SCROLL_LINE_X;
 409
 410 // the size of hash tables used a bit everywhere (the max number of elements
 411 // in these hash tables is the number of rows/columns)
 412 static const int GRID_HASH_SIZE = 100;
 413
 414 // ----------------------------------------------------------------------------
 415 // private functions
 416 // ----------------------------------------------------------------------------
 417
 418 static inline int GetScrollX(int x)
 419 {
 420     return (x + GRID_SCROLL_LINE_X - 1) / GRID_SCROLL_LINE_X;
 421 }
 422
 423 static inline int GetScrollY(int y)
 424 {
 425     return (y + GRID_SCROLL_LINE_Y - 1) / GRID_SCROLL_LINE_Y;
 426 }
 427
 428 // ============================================================================
 429 // implementation
 430 // ============================================================================
 431
 432 // ----------------------------------------------------------------------------
 433 // wxGridCellEditor
 434 // ----------------------------------------------------------------------------
 435
 436 wxGridCellEditor::wxGridCellEditor()
 437 {
 438     m_control = NULL;
 439     m_attr = NULL;
 440 }
 441
 442
 443 wxGridCellEditor::~wxGridCellEditor()
 444 {
 445     Destroy();
 446 }
 447
 448 void wxGridCellEditor::Create(wxWindow* WXUNUSED(parent),
 449                               wxWindowID WXUNUSED(id),
 450                               wxEvtHandler* evtHandler)
 451 {
 452     if ( evtHandler )
 453         m_control->PushEventHandler(evtHandler);
 454 }
 455
 456 void wxGridCellEditor::PaintBackground(const wxRect& rectCell,
 457                                        wxGridCellAttr *attr)
 458 {
 459     // erase the background because we might not fill the cell
 460     wxClientDC dc(m_control->GetParent());
 461     wxGridWindow* gridWindow = wxDynamicCast(m_control->GetParent(), wxGridWindow);
 462     if (gridWindow)
 463         gridWindow->GetOwner()->PrepareDC(dc);
 464
 465     dc.SetPen(*wxTRANSPARENT_PEN);
 466     dc.SetBrush(wxBrush(attr->GetBackgroundColour(), wxSOLID));
 467     dc.DrawRectangle(rectCell);
 468
 469     // redraw the control we just painted over
 470     m_control->Refresh();
 471 }
 472
 473 void wxGridCellEditor::Destroy()
 474 {
 475     if (m_control)
 476     {
 477         m_control->PopEventHandler(TRUE /* delete it*/);
 478
 479         m_control->Destroy();
 480         m_control = NULL;
 481     }
 482 }
 483
 484 void wxGridCellEditor::Show(bool show, wxGridCellAttr *attr)
 485 {
 486     wxASSERT_MSG(m_control,
 487                  wxT("The wxGridCellEditor must be Created first!"));
 488     m_control->Show(show);
 489
 490     if ( show )
 491     {
 492         // set the colours/fonts if we have any
 493         if ( attr )
 494         {
 495             m_colFgOld = m_control->GetForegroundColour();
 496             m_control->SetForegroundColour(attr->GetTextColour());
 497
 498             m_colBgOld = m_control->GetBackgroundColour();
 499             m_control->SetBackgroundColour(attr->GetBackgroundColour());
 500
 501             m_fontOld = m_control->GetFont();
 502             m_control->SetFont(attr->GetFont());
 503
 504             // can't do anything more in the base class version, the other
 505             // attributes may only be used by the derived classes
 506         }
 507     }
 508     else
 509     {
 510         // restore the standard colours fonts
 511         if ( m_colFgOld.Ok() )
 512         {
 513             m_control->SetForegroundColour(m_colFgOld);
 514             m_colFgOld = wxNullColour;
 515         }
 516
 517         if ( m_colBgOld.Ok() )
 518         {
 519             m_control->SetBackgroundColour(m_colBgOld);
 520             m_colBgOld = wxNullColour;
 521         }
 522
 523         if ( m_fontOld.Ok() )
 524         {
 525             m_control->SetFont(m_fontOld);
 526             m_fontOld = wxNullFont;
 527         }
 528     }
 529 }
 530
 531 void wxGridCellEditor::SetSize(const wxRect& rect)
 532 {
 533     wxASSERT_MSG(m_control,
 534                  wxT("The wxGridCellEditor must be Created first!"));
 535     m_control->SetSize(rect, wxSIZE_ALLOW_MINUS_ONE);
 536 }
 537
 538 void wxGridCellEditor::HandleReturn(wxKeyEvent& event)
 539 {
 540     event.Skip();
 541 }
 542
 543 bool wxGridCellEditor::IsAcceptedKey(wxKeyEvent& event)
 544 {
 545     // accept the simple key presses, not anything with Ctrl/Alt/Meta
 546     return !(event.ControlDown() || event.AltDown());
 547 }
 548
 549 void wxGridCellEditor::StartingKey(wxKeyEvent& event)
 550 {
 551     event.Skip();
 552 }
 553
 554 void wxGridCellEditor::StartingClick()
 555 {
 556 }
 557
 558 #if wxUSE_TEXTCTRL
 559
 560 // ----------------------------------------------------------------------------
 561 // wxGridCellTextEditor
 562 // ----------------------------------------------------------------------------
 563
 564 wxGridCellTextEditor::wxGridCellTextEditor()
 565 {
 566     m_maxChars = 0;
 567 }
 568
 569 void wxGridCellTextEditor::Create(wxWindow* parent,
 570                                   wxWindowID id,
 571                                   wxEvtHandler* evtHandler)
 572 {
 573     m_control = new wxTextCtrl(parent, id, wxEmptyString,
 574                                wxDefaultPosition, wxDefaultSize
 575 #if defined(__WXMSW__)
 576                                , wxTE_PROCESS_TAB | wxTE_AUTO_SCROLL
 577 #endif
 578                               );
 579
 580     // set max length allowed in the textctrl, if the parameter was set
 581     if (m_maxChars != 0)
 582     {
 583         ((wxTextCtrl*)m_control)->SetMaxLength(m_maxChars);
 584     }
 585
 586     wxGridCellEditor::Create(parent, id, evtHandler);
 587 }
 588
 589 void wxGridCellTextEditor::PaintBackground(const wxRect& WXUNUSED(rectCell),
 590                                            wxGridCellAttr * WXUNUSED(attr))
 591 {
 592     // as we fill the entire client area, don't do anything here to minimize
 593     // flicker
 594 }
 595
 596 void wxGridCellTextEditor::SetSize(const wxRect& rectOrig)
 597 {
 598     wxRect rect(rectOrig);
 599
 600     // Make the edit control large enough to allow for internal
 601     // margins
 602     //
 603     // TODO: remove this if the text ctrl sizing is improved esp. for
 604     // unix
 605     //
 606 #if defined(__WXGTK__)
 607     if (rect.x != 0)
 608     {
 609         rect.x += 1;
 610         rect.y += 1;
 611         rect.width -= 1;
 612         rect.height -= 1;
 613     }
 614 #else // !GTK
 615     int extra_x = ( rect.x > 2 )? 2 : 1;
 616
 617 // MB: treat MSW separately here otherwise the caret doesn't show
 618 // when the editor is in the first row.
 619 #if defined(__WXMSW__)
 620     int extra_y = 2;
 621 #else
 622     int extra_y = ( rect.y > 2 )? 2 : 1;
 623 #endif // MSW
 624
 625 #if defined(__WXMOTIF__)
 626     extra_x *= 2;
 627     extra_y *= 2;
 628 #endif
 629     rect.SetLeft( wxMax(0, rect.x - extra_x) );
 630     rect.SetTop( wxMax(0, rect.y - extra_y) );
 631     rect.SetRight( rect.GetRight() + 2*extra_x );
 632     rect.SetBottom( rect.GetBottom() + 2*extra_y );
 633 #endif // GTK/!GTK
 634
 635     wxGridCellEditor::SetSize(rect);
 636 }
 637
 638 void wxGridCellTextEditor::BeginEdit(int row, int col, wxGrid* grid)
 639 {
 640     wxASSERT_MSG(m_control,
 641                  wxT("The wxGridCellEditor must be Created first!"));
 642
 643     m_startValue = grid->GetTable()->GetValue(row, col);
 644
 645     DoBeginEdit(m_startValue);
 646 }
 647
 648 void wxGridCellTextEditor::DoBeginEdit(const wxString& startValue)
 649 {
 650     Text()->SetValue(startValue);
 651     Text()->SetInsertionPointEnd();
 652     Text()->SetSelection(-1,-1);
 653     Text()->SetFocus();
 654 }
 655
 656 bool wxGridCellTextEditor::EndEdit(int row, int col,
 657                                    wxGrid* grid)
 658 {
 659     wxASSERT_MSG(m_control,
 660                  wxT("The wxGridCellEditor must be Created first!"));
 661
 662     bool changed = FALSE;
 663     wxString value = Text()->GetValue();
 664     if (value != m_startValue)
 665         changed = TRUE;
 666
 667     if (changed)
 668         grid->GetTable()->SetValue(row, col, value);
 669
 670     m_startValue = wxEmptyString;
 671     Text()->SetValue(m_startValue);
 672
 673     return changed;
 674 }
 675
 676
 677 void wxGridCellTextEditor::Reset()
 678 {
 679     wxASSERT_MSG(m_control,
 680                  wxT("The wxGridCellEditor must be Created first!"));
 681
 682     DoReset(m_startValue);
 683 }
 684
 685 void wxGridCellTextEditor::DoReset(const wxString& startValue)
 686 {
 687     Text()->SetValue(startValue);
 688     Text()->SetInsertionPointEnd();
 689 }
 690
 691 bool wxGridCellTextEditor::IsAcceptedKey(wxKeyEvent& event)
 692 {
 693     if ( wxGridCellEditor::IsAcceptedKey(event) )
 694     {
 695         int keycode = event.GetKeyCode();
 696         switch ( keycode )
 697         {
 698             case WXK_NUMPAD0:
 699             case WXK_NUMPAD1:
 700             case WXK_NUMPAD2:
 701             case WXK_NUMPAD3:
 702             case WXK_NUMPAD4:
 703             case WXK_NUMPAD5:
 704             case WXK_NUMPAD6:
 705             case WXK_NUMPAD7:
 706             case WXK_NUMPAD8:
 707             case WXK_NUMPAD9:
 708             case WXK_MULTIPLY:
 709             case WXK_NUMPAD_MULTIPLY:
 710             case WXK_ADD:
 711             case WXK_NUMPAD_ADD:
 712             case WXK_SUBTRACT:
 713             case WXK_NUMPAD_SUBTRACT:
 714             case WXK_DECIMAL:
 715             case WXK_NUMPAD_DECIMAL:
 716             case WXK_DIVIDE:
 717             case WXK_NUMPAD_DIVIDE:
 718                 return TRUE;
 719
 720             default:
 721                 // accept 8 bit chars too if isprint() agrees
 722                 if ( (keycode < 255) && (wxIsprint(keycode)) )
 723                     return TRUE;
 724         }
 725     }
 726
 727     return FALSE;
 728 }
 729
 730 void wxGridCellTextEditor::StartingKey(wxKeyEvent& event)
 731 {
 732     if ( !Text()->EmulateKeyPress(event) )
 733     {
 734         event.Skip();
 735     }
 736 }
 737
 738 void wxGridCellTextEditor::HandleReturn( wxKeyEvent&
 739                                          WXUNUSED_GTK(WXUNUSED_MOTIF(event)) )
 740 {
 741 #if defined(__WXMOTIF__) || defined(__WXGTK__)
 742     // wxMotif needs a little extra help...
 743     size_t pos = (size_t)( Text()->GetInsertionPoint() );
 744     wxString s( Text()->GetValue() );
 745     s = s.Left(pos) + wxT("\n") + s.Mid(pos);
 746     Text()->SetValue(s);
 747     Text()->SetInsertionPoint( pos );
 748 #else
 749     // the other ports can handle a Return key press
 750     //
 751     event.Skip();
 752 #endif
 753 }
 754
 755 void wxGridCellTextEditor::SetParameters(const wxString& params)
 756 {
 757     if ( !params )
 758     {
 759         // reset to default
 760         m_maxChars = 0;
 761     }
 762     else
 763     {
 764         long tmp;
 765         if ( !params.ToLong(&tmp) )
 766         {
 767             wxLogDebug(_T("Invalid wxGridCellTextEditor parameter string '%s' ignored"), params.c_str());
 768         }
 769         else
 770         {
 771             m_maxChars = (size_t)tmp;
 772         }
 773     }
 774 }
 775
 776 // return the value in the text control
 777 wxString wxGridCellTextEditor::GetValue() const
 778 {
 779   return Text()->GetValue();
 780 }
 781
 782 // ----------------------------------------------------------------------------
 783 // wxGridCellNumberEditor
 784 // ----------------------------------------------------------------------------
 785
 786 wxGridCellNumberEditor::wxGridCellNumberEditor(int min, int max)
 787 {
 788     m_min = min;
 789     m_max = max;
 790 }
 791
 792 void wxGridCellNumberEditor::Create(wxWindow* parent,
 793                                     wxWindowID id,
 794                                     wxEvtHandler* evtHandler)
 795 {
 796     if ( HasRange() )
 797     {
 798         // create a spin ctrl
 799         m_control = new wxSpinCtrl(parent, -1, wxEmptyString,
 800                                    wxDefaultPosition, wxDefaultSize,
 801                                    wxSP_ARROW_KEYS,
 802                                    m_min, m_max);
 803
 804         wxGridCellEditor::Create(parent, id, evtHandler);
 805     }
 806     else
 807     {
 808         // just a text control
 809         wxGridCellTextEditor::Create(parent, id, evtHandler);
 810
 811 #if wxUSE_VALIDATORS
 812         Text()->SetValidator(wxTextValidator(wxFILTER_NUMERIC));
 813 #endif // wxUSE_VALIDATORS
 814     }
 815 }
 816
 817 void wxGridCellNumberEditor::BeginEdit(int row, int col, wxGrid* grid)
 818 {
 819     // first get the value
 820     wxGridTableBase *table = grid->GetTable();
 821     if ( table->CanGetValueAs(row, col, wxGRID_VALUE_NUMBER) )
 822     {
 823         m_valueOld = table->GetValueAsLong(row, col);
 824     }
 825     else
 826     {
 827         m_valueOld = 0;
 828         wxString sValue = table->GetValue(row, col);
 829         if (! sValue.ToLong(&m_valueOld) && ! sValue.IsEmpty())
 830         {
 831             wxFAIL_MSG( _T("this cell doesn't have numeric value") );
 832             return;
 833         }
 834     }
 835
 836     if ( HasRange() )
 837     {
 838         Spin()->SetValue((int)m_valueOld);
 839         Spin()->SetFocus();
 840     }
 841     else
 842     {
 843         DoBeginEdit(GetString());
 844     }
 845 }
 846
 847 bool wxGridCellNumberEditor::EndEdit(int row, int col,
 848                                      wxGrid* grid)
 849 {
 850     bool changed;
 851     long value = 0;
 852     wxString text;
 853
 854     if ( HasRange() )
 855     {
 856         value = Spin()->GetValue();
 857         changed = value != m_valueOld;
 858         if (changed)
 859             text = wxString::Format(wxT("%ld"), value);
 860     }
 861     else
 862     {
 863         text = Text()->GetValue();
 864         changed = (text.IsEmpty() || text.ToLong(&value)) && (value != m_valueOld);
 865     }
 866
 867     if ( changed )
 868     {
 869         if (grid->GetTable()->CanSetValueAs(row, col, wxGRID_VALUE_NUMBER))
 870             grid->GetTable()->SetValueAsLong(row, col, value);
 871         else
 872             grid->GetTable()->SetValue(row, col, text);
 873     }
 874
 875     return changed;
 876 }
 877
 878 void wxGridCellNumberEditor::Reset()
 879 {
 880     if ( HasRange() )
 881     {
 882         Spin()->SetValue((int)m_valueOld);
 883     }
 884     else
 885     {
 886         DoReset(GetString());
 887     }
 888 }
 889
 890 bool wxGridCellNumberEditor::IsAcceptedKey(wxKeyEvent& event)
 891 {
 892     if ( wxGridCellEditor::IsAcceptedKey(event) )
 893     {
 894         int keycode = event.GetKeyCode();
 895         switch ( keycode )
 896         {
 897             case WXK_NUMPAD0:
 898             case WXK_NUMPAD1:
 899             case WXK_NUMPAD2:
 900             case WXK_NUMPAD3:
 901             case WXK_NUMPAD4:
 902             case WXK_NUMPAD5:
 903             case WXK_NUMPAD6:
 904             case WXK_NUMPAD7:
 905             case WXK_NUMPAD8:
 906             case WXK_NUMPAD9:
 907             case WXK_ADD:
 908             case WXK_NUMPAD_ADD:
 909             case WXK_SUBTRACT:
 910             case WXK_NUMPAD_SUBTRACT:
 911             case WXK_UP:
 912             case WXK_DOWN:
 913                 return TRUE;
 914
 915             default:
 916                 if ( (keycode < 128) && wxIsdigit(keycode) )
 917                     return TRUE;
 918         }
 919     }
 920
 921     return FALSE;
 922 }
 923
 924 void wxGridCellNumberEditor::StartingKey(wxKeyEvent& event)
 925 {
 926     if ( !HasRange() )
 927     {
 928         int keycode = event.GetKeyCode();
 929         if ( wxIsdigit(keycode) || keycode == '+' || keycode == '-'
 930             || keycode ==  WXK_NUMPAD0
 931             || keycode ==  WXK_NUMPAD1
 932             || keycode ==  WXK_NUMPAD2
 933             || keycode ==  WXK_NUMPAD3
 934             || keycode ==  WXK_NUMPAD4
 935             || keycode ==  WXK_NUMPAD5
 936             || keycode ==  WXK_NUMPAD6
 937             || keycode ==  WXK_NUMPAD7
 938             || keycode ==  WXK_NUMPAD8
 939             || keycode ==  WXK_NUMPAD9
 940             || keycode ==  WXK_ADD
 941             || keycode ==  WXK_NUMPAD_ADD
 942             || keycode ==  WXK_SUBTRACT
 943             || keycode ==  WXK_NUMPAD_SUBTRACT)
 944         {
 945             wxGridCellTextEditor::StartingKey(event);
 946
 947             // skip Skip() below
 948             return;
 949         }
 950     }
 951
 952     event.Skip();
 953 }
 954
 955 void wxGridCellNumberEditor::SetParameters(const wxString& params)
 956 {
 957     if ( !params )
 958     {
 959         // reset to default
 960         m_min =
 961         m_max = -1;
 962     }
 963     else
 964     {
 965         long tmp;
 966         if ( params.BeforeFirst(_T(',')).ToLong(&tmp) )
 967         {
 968             m_min = (int)tmp;
 969
 970             if ( params.AfterFirst(_T(',')).ToLong(&tmp) )
 971             {
 972                 m_max = (int)tmp;
 973
 974                 // skip the error message below
 975                 return;
 976             }
 977         }
 978
 979         wxLogDebug(_T("Invalid wxGridCellNumberEditor parameter string '%s' ignored"), params.c_str());
 980     }
 981 }
 982
 983 // return the value in the spin control if it is there (the text control otherwise)
 984 wxString wxGridCellNumberEditor::GetValue() const
 985 {
 986   wxString s;
 987
 988   if( HasRange() )
 989   {
 990     long value = Spin()->GetValue();
 991     s.Printf(wxT("%ld"), value);
 992   }
 993   else
 994   {
 995     s = Text()->GetValue();
 996   }
 997   return s;
 998 }
 999
1000 // ----------------------------------------------------------------------------
1001 // wxGridCellFloatEditor
1002 // ----------------------------------------------------------------------------
1003
1004 wxGridCellFloatEditor::wxGridCellFloatEditor(int width, int precision)
1005 {
1006     m_width = width;
1007     m_precision = precision;
1008 }
1009
1010 void wxGridCellFloatEditor::Create(wxWindow* parent,
1011                                    wxWindowID id,
1012                                    wxEvtHandler* evtHandler)
1013 {
1014     wxGridCellTextEditor::Create(parent, id, evtHandler);
1015
1016 #if wxUSE_VALIDATORS
1017     Text()->SetValidator(wxTextValidator(wxFILTER_NUMERIC));
1018 #endif // wxUSE_VALIDATORS
1019 }
1020
1021 void wxGridCellFloatEditor::BeginEdit(int row, int col, wxGrid* grid)
1022 {
1023     // first get the value
1024     wxGridTableBase *table = grid->GetTable();
1025     if ( table->CanGetValueAs(row, col, wxGRID_VALUE_FLOAT) )
1026     {
1027         m_valueOld = table->GetValueAsDouble(row, col);
1028     }
1029     else
1030     {
1031         m_valueOld = 0.0;
1032         wxString sValue = table->GetValue(row, col);
1033         if (! sValue.ToDouble(&m_valueOld) && ! sValue.IsEmpty())
1034         {
1035             wxFAIL_MSG( _T("this cell doesn't have float value") );
1036             return;
1037         }
1038     }
1039
1040     DoBeginEdit(GetString());
1041 }
1042
1043 bool wxGridCellFloatEditor::EndEdit(int row, int col,
1044                                      wxGrid* grid)
1045 {
1046     double value = 0.0;
1047     wxString text(Text()->GetValue());
1048
1049     if ( (text.IsEmpty() || text.ToDouble(&value)) && (value != m_valueOld) )
1050     {
1051         if (grid->GetTable()->CanSetValueAs(row, col, wxGRID_VALUE_FLOAT))
1052             grid->GetTable()->SetValueAsDouble(row, col, value);
1053         else
1054             grid->GetTable()->SetValue(row, col, text);
1055
1056         return TRUE;
1057     }
1058     return FALSE;
1059 }
1060
1061 void wxGridCellFloatEditor::Reset()
1062 {
1063     DoReset(GetString());
1064 }
1065
1066 void wxGridCellFloatEditor::StartingKey(wxKeyEvent& event)
1067 {
1068     int keycode = event.GetKeyCode();
1069         if ( wxIsdigit(keycode) || keycode == '+' || keycode == '-' || keycode == '.'
1070             || keycode ==  WXK_NUMPAD0
1071             || keycode ==  WXK_NUMPAD1
1072             || keycode ==  WXK_NUMPAD2
1073             || keycode ==  WXK_NUMPAD3
1074             || keycode ==  WXK_NUMPAD4
1075             || keycode ==  WXK_NUMPAD5
1076             || keycode ==  WXK_NUMPAD6
1077             || keycode ==  WXK_NUMPAD7
1078             || keycode ==  WXK_NUMPAD8
1079             || keycode ==  WXK_NUMPAD9
1080             || keycode ==  WXK_ADD
1081             || keycode ==  WXK_NUMPAD_ADD
1082             || keycode ==  WXK_SUBTRACT
1083             || keycode ==  WXK_NUMPAD_SUBTRACT)
1084     {
1085         wxGridCellTextEditor::StartingKey(event);
1086
1087         // skip Skip() below
1088         return;
1089     }
1090
1091     event.Skip();
1092 }
1093
1094 void wxGridCellFloatEditor::SetParameters(const wxString& params)
1095 {
1096     if ( !params )
1097     {
1098         // reset to default
1099         m_width =
1100         m_precision = -1;
1101     }
1102     else
1103     {
1104         long tmp;
1105         if ( params.BeforeFirst(_T(',')).ToLong(&tmp) )
1106         {
1107             m_width = (int)tmp;
1108
1109             if ( params.AfterFirst(_T(',')).ToLong(&tmp) )
1110             {
1111                 m_precision = (int)tmp;
1112
1113                 // skip the error message below
1114                 return;
1115             }
1116         }
1117
1118         wxLogDebug(_T("Invalid wxGridCellFloatEditor parameter string '%s' ignored"), params.c_str());
1119     }
1120 }
1121
1122 wxString wxGridCellFloatEditor::GetString() const
1123 {
1124     wxString fmt;
1125     if ( m_width == -1 )
1126     {
1127         // default width/precision
1128         fmt = _T("%f");
1129     }
1130     else if ( m_precision == -1 )
1131     {
1132         // default precision
1133         fmt.Printf(_T("%%%d.f"), m_width);
1134     }
1135     else
1136     {
1137         fmt.Printf(_T("%%%d.%df"), m_width, m_precision);
1138     }
1139
1140     return wxString::Format(fmt, m_valueOld);
1141 }
1142
1143 bool wxGridCellFloatEditor::IsAcceptedKey(wxKeyEvent& event)
1144 {
1145     if ( wxGridCellEditor::IsAcceptedKey(event) )
1146     {
1147         int keycode = event.GetKeyCode();
1148         switch ( keycode )
1149         {
1150             case WXK_NUMPAD0:
1151             case WXK_NUMPAD1:
1152             case WXK_NUMPAD2:
1153             case WXK_NUMPAD3:
1154             case WXK_NUMPAD4:
1155             case WXK_NUMPAD5:
1156             case WXK_NUMPAD6:
1157             case WXK_NUMPAD7:
1158             case WXK_NUMPAD8:
1159             case WXK_NUMPAD9:
1160             case WXK_ADD:
1161             case WXK_NUMPAD_ADD:
1162             case WXK_SUBTRACT:
1163             case WXK_NUMPAD_SUBTRACT:
1164             case WXK_DECIMAL:
1165             case WXK_NUMPAD_DECIMAL:
1166                 return TRUE;
1167
1168             default:
1169                 // additionally accept 'e' as in '1e+6'
1170                 if ( (keycode < 128) &&
1171                      (wxIsdigit(keycode) || tolower(keycode) == 'e') )
1172                     return TRUE;
1173         }
1174     }
1175
1176     return FALSE;
1177 }
1178
1179 #endif // wxUSE_TEXTCTRL
1180
1181 #if wxUSE_CHECKBOX
1182
1183 // ----------------------------------------------------------------------------
1184 // wxGridCellBoolEditor
1185 // ----------------------------------------------------------------------------
1186
1187 void wxGridCellBoolEditor::Create(wxWindow* parent,
1188                                   wxWindowID id,
1189                                   wxEvtHandler* evtHandler)
1190 {
1191     m_control = new wxCheckBox(parent, id, wxEmptyString,
1192                                wxDefaultPosition, wxDefaultSize,
1193                                wxNO_BORDER);
1194
1195     wxGridCellEditor::Create(parent, id, evtHandler);
1196 }
1197
1198 void wxGridCellBoolEditor::SetSize(const wxRect& r)
1199 {
1200     bool resize = FALSE;
1201     wxSize size = m_control->GetSize();
1202     wxCoord minSize = wxMin(r.width, r.height);
1203
1204     // check if the checkbox is not too big/small for this cell
1205     wxSize sizeBest = m_control->GetBestSize();
1206     if ( !(size == sizeBest) )
1207     {
1208         // reset to default size if it had been made smaller
1209         size = sizeBest;
1210
1211         resize = TRUE;
1212     }
1213
1214     if ( size.x >= minSize || size.y >= minSize )
1215     {
1216         // leave 1 pixel margin
1217         size.x = size.y = minSize - 2;
1218
1219         resize = TRUE;
1220     }
1221
1222     if ( resize )
1223     {
1224         m_control->SetSize(size);
1225     }
1226
1227     // position it in the centre of the rectangle (TODO: support alignment?)
1228
1229 #if defined(__WXGTK__) || defined (__WXMOTIF__)
1230     // the checkbox without label still has some space to the right in wxGTK,
1231     // so shift it to the right
1232     size.x -= 8;
1233 #elif defined(__WXMSW__)
1234     // here too, but in other way
1235     size.x += 1;
1236     size.y -= 2;
1237 #endif
1238
1239     int hAlign = wxALIGN_CENTRE;
1240     int vAlign = wxALIGN_CENTRE;
1241     if (GetCellAttr())
1242         GetCellAttr()->GetAlignment(& hAlign, & vAlign);
1243
1244     int x = 0, y = 0;
1245     if (hAlign == wxALIGN_LEFT)
1246     {
1247         x = r.x + 2;
1248 #ifdef __WXMSW__
1249         x += 2;
1250 #endif
1251         y = r.y + r.height/2 - size.y/2;
1252     }
1253     else if (hAlign == wxALIGN_RIGHT)
1254     {
1255         x = r.x + r.width - size.x - 2;
1256         y = r.y + r.height/2 - size.y/2;
1257     }
1258     else if (hAlign == wxALIGN_CENTRE)
1259     {
1260         x = r.x + r.width/2 - size.x/2;
1261         y = r.y + r.height/2 - size.y/2;
1262     }
1263
1264     m_control->Move(x, y);
1265 }
1266
1267 void wxGridCellBoolEditor::Show(bool show, wxGridCellAttr *attr)
1268 {
1269     m_control->Show(show);
1270
1271     if ( show )
1272     {
1273         wxColour colBg = attr ? attr->GetBackgroundColour() : *wxLIGHT_GREY;
1274         CBox()->SetBackgroundColour(colBg);
1275     }
1276 }
1277
1278 void wxGridCellBoolEditor::BeginEdit(int row, int col, wxGrid* grid)
1279 {
1280     wxASSERT_MSG(m_control,
1281                  wxT("The wxGridCellEditor must be Created first!"));
1282
1283     if (grid->GetTable()->CanGetValueAs(row, col, wxGRID_VALUE_BOOL))
1284         m_startValue = grid->GetTable()->GetValueAsBool(row, col);
1285     else
1286     {
1287         wxString cellval( grid->GetTable()->GetValue(row, col) );
1288         m_startValue = !( !cellval || (cellval == wxT("0")) );
1289     }
1290     CBox()->SetValue(m_startValue);
1291     CBox()->SetFocus();
1292 }
1293
1294 bool wxGridCellBoolEditor::EndEdit(int row, int col,
1295                                    wxGrid* grid)
1296 {
1297     wxASSERT_MSG(m_control,
1298                  wxT("The wxGridCellEditor must be Created first!"));
1299
1300     bool changed = FALSE;
1301     bool value = CBox()->GetValue();
1302     if ( value != m_startValue )
1303         changed = TRUE;
1304
1305     if ( changed )
1306     {
1307         if (grid->GetTable()->CanGetValueAs(row, col, wxGRID_VALUE_BOOL))
1308             grid->GetTable()->SetValueAsBool(row, col, value);
1309         else
1310             grid->GetTable()->SetValue(row, col, value ? _T("1") : wxEmptyString);
1311     }
1312
1313     return changed;
1314 }
1315
1316 void wxGridCellBoolEditor::Reset()
1317 {
1318     wxASSERT_MSG(m_control,
1319                  wxT("The wxGridCellEditor must be Created first!"));
1320
1321     CBox()->SetValue(m_startValue);
1322 }
1323
1324 void wxGridCellBoolEditor::StartingClick()
1325 {
1326     CBox()->SetValue(!CBox()->GetValue());
1327 }
1328
1329 bool wxGridCellBoolEditor::IsAcceptedKey(wxKeyEvent& event)
1330 {
1331     if ( wxGridCellEditor::IsAcceptedKey(event) )
1332     {
1333         int keycode = event.GetKeyCode();
1334         switch ( keycode )
1335         {
1336             case WXK_MULTIPLY:
1337             case WXK_NUMPAD_MULTIPLY:
1338             case WXK_ADD:
1339             case WXK_NUMPAD_ADD:
1340             case WXK_SUBTRACT:
1341             case WXK_NUMPAD_SUBTRACT:
1342             case WXK_SPACE:
1343             case '+':
1344             case '-':
1345                 return TRUE;
1346         }
1347     }
1348
1349     return FALSE;
1350 }
1351
1352 // return the value as "1" for true and the empty string for false
1353 wxString wxGridCellBoolEditor::GetValue() const
1354 {
1355   bool bSet = CBox()->GetValue();
1356   return bSet ? _T("1") : wxEmptyString;
1357 }
1358
1359 #endif // wxUSE_CHECKBOX
1360
1361 #if wxUSE_COMBOBOX
1362
1363 // ----------------------------------------------------------------------------
1364 // wxGridCellChoiceEditor
1365 // ----------------------------------------------------------------------------
1366
1367 wxGridCellChoiceEditor::wxGridCellChoiceEditor(const wxArrayString& choices,
1368                                                bool allowOthers)
1369     : m_choices(choices),
1370       m_allowOthers(allowOthers) { }
1371
1372 wxGridCellChoiceEditor::wxGridCellChoiceEditor(size_t count,
1373                                                const wxString choices[],
1374                                                bool allowOthers)
1375                       : m_allowOthers(allowOthers)
1376 {
1377     if ( count )
1378     {
1379         m_choices.Alloc(count);
1380         for ( size_t n = 0; n < count; n++ )
1381         {
1382             m_choices.Add(choices[n]);
1383         }
1384     }
1385 }
1386
1387 wxGridCellEditor *wxGridCellChoiceEditor::Clone() const
1388 {
1389     wxGridCellChoiceEditor *editor = new wxGridCellChoiceEditor;
1390     editor->m_allowOthers = m_allowOthers;
1391     editor->m_choices = m_choices;
1392
1393     return editor;
1394 }
1395
1396 void wxGridCellChoiceEditor::Create(wxWindow* parent,
1397                                     wxWindowID id,
1398                                     wxEvtHandler* evtHandler)
1399 {
1400     size_t count = m_choices.GetCount();
1401     wxString *choices = new wxString[count];
1402     for ( size_t n = 0; n < count; n++ )
1403     {
1404         choices[n] = m_choices[n];
1405     }
1406
1407     m_control = new wxComboBox(parent, id, wxEmptyString,
1408                                wxDefaultPosition, wxDefaultSize,
1409                                count, choices,
1410                                m_allowOthers ? 0 : wxCB_READONLY);
1411
1412     delete [] choices;
1413
1414     wxGridCellEditor::Create(parent, id, evtHandler);
1415 }
1416
1417 void wxGridCellChoiceEditor::PaintBackground(const wxRect& rectCell,
1418                                              wxGridCellAttr * attr)
1419 {
1420     // as we fill the entire client area, don't do anything here to minimize
1421     // flicker
1422
1423     // TODO: It doesn't actually fill the client area since the height of a
1424     // combo always defaults to the standard...  Until someone has time to
1425     // figure out the right rectangle to paint, just do it the normal way...
1426     wxGridCellEditor::PaintBackground(rectCell, attr);
1427 }
1428
1429 void wxGridCellChoiceEditor::BeginEdit(int row, int col, wxGrid* grid)
1430 {
1431     wxASSERT_MSG(m_control,
1432                  wxT("The wxGridCellEditor must be Created first!"));
1433
1434     m_startValue = grid->GetTable()->GetValue(row, col);
1435
1436     if (m_allowOthers)
1437         Combo()->SetValue(m_startValue);
1438     else
1439     {
1440         // find the right position, or default to the first if not found
1441         int pos = Combo()->FindString(m_startValue);
1442         if (pos == -1)
1443             pos = 0;
1444         Combo()->SetSelection(pos);
1445     }
1446     Combo()->SetInsertionPointEnd();
1447     Combo()->SetFocus();
1448 }
1449
1450 bool wxGridCellChoiceEditor::EndEdit(int row, int col,
1451                                      wxGrid* grid)
1452 {
1453     wxString value = Combo()->GetValue();
1454     bool changed = value != m_startValue;
1455
1456     if ( changed )
1457         grid->GetTable()->SetValue(row, col, value);
1458
1459     m_startValue = wxEmptyString;
1460     if (m_allowOthers)
1461         Combo()->SetValue(m_startValue);
1462     else
1463         Combo()->SetSelection(0);
1464
1465     return changed;
1466 }
1467
1468 void wxGridCellChoiceEditor::Reset()
1469 {
1470     Combo()->SetValue(m_startValue);
1471     Combo()->SetInsertionPointEnd();
1472 }
1473
1474 void wxGridCellChoiceEditor::SetParameters(const wxString& params)
1475 {
1476     if ( !params )
1477     {
1478         // what can we do?
1479         return;
1480     }
1481
1482     m_choices.Empty();
1483
1484     wxStringTokenizer tk(params, _T(','));
1485     while ( tk.HasMoreTokens() )
1486     {
1487         m_choices.Add(tk.GetNextToken());
1488     }
1489 }
1490
1491 // return the value in the text control
1492 wxString wxGridCellChoiceEditor::GetValue() const
1493 {
1494   return Combo()->GetValue();
1495 }
1496
1497 #endif // wxUSE_COMBOBOX
1498
1499 // ----------------------------------------------------------------------------
1500 // wxGridCellEditorEvtHandler
1501 // ----------------------------------------------------------------------------
1502
1503 void wxGridCellEditorEvtHandler::OnKeyDown(wxKeyEvent& event)
1504 {
1505     switch ( event.GetKeyCode() )
1506     {
1507         case WXK_ESCAPE:
1508             m_editor->Reset();
1509             m_grid->DisableCellEditControl();
1510             break;
1511
1512         case WXK_TAB:
1513             m_grid->GetEventHandler()->ProcessEvent( event );
1514             break;
1515
1516         case WXK_RETURN:
1517         case WXK_NUMPAD_ENTER:
1518             if (!m_grid->GetEventHandler()->ProcessEvent(event))
1519                 m_editor->HandleReturn(event);
1520             break;
1521
1522
1523         default:
1524             event.Skip();
1525     }
1526 }
1527
1528 void wxGridCellEditorEvtHandler::OnChar(wxKeyEvent& event)
1529 {
1530     switch ( event.GetKeyCode() )
1531     {
1532         case WXK_ESCAPE:
1533         case WXK_TAB:
1534         case WXK_RETURN:
1535         case WXK_NUMPAD_ENTER:
1536             break;
1537
1538         default:
1539             event.Skip();
1540     }
1541 }
1542
1543 // ----------------------------------------------------------------------------
1544 // wxGridCellWorker is an (almost) empty common base class for
1545 // wxGridCellRenderer and wxGridCellEditor managing ref counting
1546 // ----------------------------------------------------------------------------
1547
1548 void wxGridCellWorker::SetParameters(const wxString& WXUNUSED(params))
1549 {
1550     // nothing to do
1551 }
1552
1553 wxGridCellWorker::~wxGridCellWorker()
1554 {
1555 }
1556
1557 // ============================================================================
1558 // renderer classes
1559 // ============================================================================
1560
1561 // ----------------------------------------------------------------------------
1562 // wxGridCellRenderer
1563 // ----------------------------------------------------------------------------
1564
1565 void wxGridCellRenderer::Draw(wxGrid& grid,
1566                               wxGridCellAttr& attr,
1567                               wxDC& dc,
1568                               const wxRect& rect,
1569                               int WXUNUSED(row), int WXUNUSED(col),
1570                               bool isSelected)
1571 {
1572     dc.SetBackgroundMode( wxSOLID );
1573
1574     // grey out fields if the grid is disabled
1575     if( grid.IsEnabled() )
1576     {
1577       if ( isSelected )
1578       {
1579           dc.SetBrush( wxBrush(grid.GetSelectionBackground(), wxSOLID) );
1580       }
1581       else
1582       {
1583           dc.SetBrush( wxBrush(attr.GetBackgroundColour(), wxSOLID) );
1584       }
1585     }
1586     else
1587     {
1588       dc.SetBrush(wxBrush(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_BTNFACE), wxSOLID));
1589     }
1590
1591     dc.SetPen( *wxTRANSPARENT_PEN );
1592     dc.DrawRectangle(rect);
1593 }
1594
1595 // ----------------------------------------------------------------------------
1596 // wxGridCellStringRenderer
1597 // ----------------------------------------------------------------------------
1598
1599 void wxGridCellStringRenderer::SetTextColoursAndFont(wxGrid& grid,
1600                                                      wxGridCellAttr& attr,
1601                                                      wxDC& dc,
1602                                                      bool isSelected)
1603 {
1604     dc.SetBackgroundMode( wxTRANSPARENT );
1605
1606     // TODO some special colours for attr.IsReadOnly() case?
1607
1608     // different coloured text when the grid is disabled
1609     if( grid.IsEnabled() )
1610     {
1611       if ( isSelected )
1612       {
1613           dc.SetTextBackground( grid.GetSelectionBackground() );
1614           dc.SetTextForeground( grid.GetSelectionForeground() );
1615       }
1616       else
1617       {
1618           dc.SetTextBackground( attr.GetBackgroundColour() );
1619           dc.SetTextForeground( attr.GetTextColour() );
1620       }
1621     }
1622     else
1623     {
1624       dc.SetTextBackground(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_BTNFACE));
1625       dc.SetTextForeground(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_GRAYTEXT));
1626     }
1627
1628     dc.SetFont( attr.GetFont() );
1629 }
1630
1631 wxSize wxGridCellStringRenderer::DoGetBestSize(wxGridCellAttr& attr,
1632                                                wxDC& dc,
1633                                                const wxString& text)
1634 {
1635     wxCoord x = 0, y = 0, max_x = 0;
1636     dc.SetFont(attr.GetFont());
1637     wxStringTokenizer tk(text, _T('\n'));
1638     while ( tk.HasMoreTokens() )
1639     {
1640         dc.GetTextExtent(tk.GetNextToken(), &x, &y);
1641         max_x = wxMax(max_x, x);
1642     }
1643
1644     y *= 1 + text.Freq(wxT('\n')); // multiply by the number of lines.
1645
1646     return wxSize(max_x, y);
1647 }
1648
1649 wxSize wxGridCellStringRenderer::GetBestSize(wxGrid& grid,
1650                                              wxGridCellAttr& attr,
1651                                              wxDC& dc,
1652                                              int row, int col)
1653 {
1654     return DoGetBestSize(attr, dc, grid.GetCellValue(row, col));
1655 }
1656
1657 void wxGridCellStringRenderer::Draw(wxGrid& grid,
1658                                     wxGridCellAttr& attr,
1659                                     wxDC& dc,
1660                                     const wxRect& rectCell,
1661                                     int row, int col,
1662                                     bool isSelected)
1663 {
1664     wxRect rect = rectCell;
1665     rect.Inflate(-1);
1666
1667     // erase only this cells background, overflow cells should have been erased
1668     wxGridCellRenderer::Draw(grid, attr, dc, rectCell, row, col, isSelected);
1669
1670     int hAlign, vAlign;
1671     attr.GetAlignment(&hAlign, &vAlign);
1672
1673     int overflowCols = 0;
1674
1675     if (attr.GetOverflow())
1676     {
1677         int cols = grid.GetNumberCols();
1678         int best_width = GetBestSize(grid,attr,dc,row,col).GetWidth();
1679         int cell_rows, cell_cols;
1680         attr.GetSize( &cell_rows, &cell_cols ); // shouldn't get here if <=0
1681         if ((best_width > rectCell.width) && (col < cols) && grid.GetTable())
1682         {
1683             int i, c_cols, c_rows;
1684             for (i = col+cell_cols; i < cols; i++)
1685             {
1686                 bool is_empty = TRUE;
1687                 for (int j=row; j<row+cell_rows; j++)
1688                 {
1689                     // check w/ anchor cell for multicell block
1690                     grid.GetCellSize(j, i, &c_rows, &c_cols);
1691                     if (c_rows > 0) c_rows = 0;
1692                     if (!grid.GetTable()->IsEmptyCell(j+c_rows, i))
1693                     {
1694                         is_empty = FALSE;
1695                         break;
1696                     }
1697                 }
1698                 if (is_empty)
1699                     rect.width += grid.GetColSize(i);
1700                 else
1701                 {
1702                     i--;
1703                     break;
1704                 }
1705                 if (rect.width >= best_width) break;
1706             }
1707             overflowCols = i - col - cell_cols + 1;
1708             if (overflowCols >= cols) overflowCols = cols - 1;
1709         }
1710
1711         if (overflowCols > 0) // redraw overflow cells w/ proper hilight
1712         {
1713             hAlign = wxALIGN_LEFT; // if oveflowed then it's left aligned
1714             wxRect clip = rect;
1715             clip.x += rectCell.width;
1716             // draw each overflow cell individually
1717             int col_end = col+cell_cols+overflowCols;
1718             if (col_end >= grid.GetNumberCols())
1719                 col_end = grid.GetNumberCols() - 1;
1720             for (int i = col+cell_cols; i <= col_end; i++)
1721             {
1722                 clip.width = grid.GetColSize(i) - 1;
1723                 dc.DestroyClippingRegion();
1724                 dc.SetClippingRegion(clip);
1725
1726                 SetTextColoursAndFont(grid, attr, dc,
1727                         grid.IsInSelection(row,i));
1728
1729                 grid.DrawTextRectangle(dc, grid.GetCellValue(row, col),
1730                         rect, hAlign, vAlign);
1731                 clip.x += grid.GetColSize(i) - 1;
1732             }
1733
1734             rect = rectCell;
1735             rect.Inflate(-1);
1736             rect.width++;
1737             dc.DestroyClippingRegion();
1738         }
1739     }
1740
1741     // now we only have to draw the text
1742     SetTextColoursAndFont(grid, attr, dc, isSelected);
1743
1744     grid.DrawTextRectangle(dc, grid.GetCellValue(row, col),
1745                            rect, hAlign, vAlign);
1746 }
1747
1748 // ----------------------------------------------------------------------------
1749 // wxGridCellNumberRenderer
1750 // ----------------------------------------------------------------------------
1751
1752 wxString wxGridCellNumberRenderer::GetString(wxGrid& grid, int row, int col)
1753 {
1754     wxGridTableBase *table = grid.GetTable();
1755     wxString text;
1756     if ( table->CanGetValueAs(row, col, wxGRID_VALUE_NUMBER) )
1757     {
1758         text.Printf(_T("%ld"), table->GetValueAsLong(row, col));
1759     }
1760     else
1761     {
1762         text = table->GetValue(row, col);
1763     }
1764
1765     return text;
1766 }
1767
1768 void wxGridCellNumberRenderer::Draw(wxGrid& grid,
1769                                     wxGridCellAttr& attr,
1770                                     wxDC& dc,
1771                                     const wxRect& rectCell,
1772                                     int row, int col,
1773                                     bool isSelected)
1774 {
1775     wxGridCellRenderer::Draw(grid, attr, dc, rectCell, row, col, isSelected);
1776
1777     SetTextColoursAndFont(grid, attr, dc, isSelected);
1778
1779     // draw the text right aligned by default
1780     int hAlign, vAlign;
1781     attr.GetAlignment(&hAlign, &vAlign);
1782     hAlign = wxALIGN_RIGHT;
1783
1784     wxRect rect = rectCell;
1785     rect.Inflate(-1);
1786
1787     grid.DrawTextRectangle(dc, GetString(grid, row, col), rect, hAlign, vAlign);
1788 }
1789
1790 wxSize wxGridCellNumberRenderer::GetBestSize(wxGrid& grid,
1791                                              wxGridCellAttr& attr,
1792                                              wxDC& dc,
1793                                              int row, int col)
1794 {
1795     return DoGetBestSize(attr, dc, GetString(grid, row, col));
1796 }
1797
1798 // ----------------------------------------------------------------------------
1799 // wxGridCellFloatRenderer
1800 // ----------------------------------------------------------------------------
1801
1802 wxGridCellFloatRenderer::wxGridCellFloatRenderer(int width, int precision)
1803 {
1804     SetWidth(width);
1805     SetPrecision(precision);
1806 }
1807
1808 wxGridCellRenderer *wxGridCellFloatRenderer::Clone() const
1809 {
1810     wxGridCellFloatRenderer *renderer = new wxGridCellFloatRenderer;
1811     renderer->m_width = m_width;
1812     renderer->m_precision = m_precision;
1813     renderer->m_format = m_format;
1814
1815     return renderer;
1816 }
1817
1818 wxString wxGridCellFloatRenderer::GetString(wxGrid& grid, int row, int col)
1819 {
1820     wxGridTableBase *table = grid.GetTable();
1821
1822     bool hasDouble;
1823     double val;
1824     wxString text;
1825     if ( table->CanGetValueAs(row, col, wxGRID_VALUE_FLOAT) )
1826     {
1827         val = table->GetValueAsDouble(row, col);
1828         hasDouble = TRUE;
1829     }
1830     else
1831     {
1832         text = table->GetValue(row, col);
1833         hasDouble = text.ToDouble(&val);
1834     }
1835
1836     if ( hasDouble )
1837     {
1838         if ( !m_format )
1839         {
1840             if ( m_width == -1 )
1841             {
1842                 if ( m_precision == -1 )
1843                 {
1844                     // default width/precision
1845                     m_format = _T("%f");
1846                 }
1847                 else
1848                 {
1849                     m_format.Printf(_T("%%.%df"), m_precision);
1850                 }
1851             }
1852             else if ( m_precision == -1 )
1853             {
1854                 // default precision
1855                 m_format.Printf(_T("%%%d.f"), m_width);
1856             }
1857             else
1858             {
1859                 m_format.Printf(_T("%%%d.%df"), m_width, m_precision);
1860             }
1861         }
1862
1863         text.Printf(m_format, val);
1864
1865     }
1866     //else: text already contains the string
1867
1868     return text;
1869 }
1870
1871 void wxGridCellFloatRenderer::Draw(wxGrid& grid,
1872                                    wxGridCellAttr& attr,
1873                                    wxDC& dc,
1874                                    const wxRect& rectCell,
1875                                    int row, int col,
1876                                    bool isSelected)
1877 {
1878     wxGridCellRenderer::Draw(grid, attr, dc, rectCell, row, col, isSelected);
1879
1880     SetTextColoursAndFont(grid, attr, dc, isSelected);
1881
1882     // draw the text right aligned by default
1883     int hAlign, vAlign;
1884     attr.GetAlignment(&hAlign, &vAlign);
1885     hAlign = wxALIGN_RIGHT;
1886
1887     wxRect rect = rectCell;
1888     rect.Inflate(-1);
1889
1890     grid.DrawTextRectangle(dc, GetString(grid, row, col), rect, hAlign, vAlign);
1891 }
1892
1893 wxSize wxGridCellFloatRenderer::GetBestSize(wxGrid& grid,
1894                                             wxGridCellAttr& attr,
1895                                             wxDC& dc,
1896                                             int row, int col)
1897 {
1898     return DoGetBestSize(attr, dc, GetString(grid, row, col));
1899 }
1900
1901 void wxGridCellFloatRenderer::SetParameters(const wxString& params)
1902 {
1903     if ( !params )
1904     {
1905         // reset to defaults
1906         SetWidth(-1);
1907         SetPrecision(-1);
1908     }
1909     else
1910     {
1911         wxString tmp = params.BeforeFirst(_T(','));
1912         if ( !!tmp )
1913         {
1914             long width;
1915             if ( tmp.ToLong(&width) )
1916             {
1917                 SetWidth((int)width);
1918             }
1919             else
1920             {
1921                 wxLogDebug(_T("Invalid wxGridCellFloatRenderer width parameter string '%s ignored"), params.c_str());
1922             }
1923
1924         }
1925                 tmp = params.AfterFirst(_T(','));
1926                 if ( !!tmp )
1927                 {
1928                     long precision;
1929             if ( tmp.ToLong(&precision) )
1930                     {
1931                 SetPrecision((int)precision);
1932                     }
1933                     else
1934                     {
1935                 wxLogDebug(_T("Invalid wxGridCellFloatRenderer precision parameter string '%s ignored"), params.c_str());
1936         }
1937
1938         }
1939     }
1940 }
1941
1942
1943 // ----------------------------------------------------------------------------
1944 // wxGridCellBoolRenderer
1945 // ----------------------------------------------------------------------------
1946
1947 wxSize wxGridCellBoolRenderer::ms_sizeCheckMark;
1948
1949 // FIXME these checkbox size calculations are really ugly...
1950
1951 // between checkmark and box
1952 static const wxCoord wxGRID_CHECKMARK_MARGIN = 2;
1953
1954 wxSize wxGridCellBoolRenderer::GetBestSize(wxGrid& grid,
1955                                            wxGridCellAttr& WXUNUSED(attr),
1956                                            wxDC& WXUNUSED(dc),
1957                                            int WXUNUSED(row),
1958                                            int WXUNUSED(col))
1959 {
1960     // compute it only once (no locks for MT safeness in GUI thread...)
1961     if ( !ms_sizeCheckMark.x )
1962     {
1963         // get checkbox size
1964         wxCheckBox *checkbox = new wxCheckBox(&grid, -1, wxEmptyString);
1965         wxSize size = checkbox->GetBestSize();
1966         wxCoord checkSize = size.y + 2*wxGRID_CHECKMARK_MARGIN;
1967
1968         // FIXME wxGTK::wxCheckBox::GetBestSize() gives "wrong" result
1969 #if defined(__WXGTK__) || defined(__WXMOTIF__)
1970         checkSize -= size.y / 2;
1971 #endif
1972
1973         delete checkbox;
1974
1975         ms_sizeCheckMark.x = ms_sizeCheckMark.y = checkSize;
1976     }
1977
1978     return ms_sizeCheckMark;
1979 }
1980
1981 void wxGridCellBoolRenderer::Draw(wxGrid& grid,
1982                                   wxGridCellAttr& attr,
1983                                   wxDC& dc,
1984                                   const wxRect& rect,
1985                                   int row, int col,
1986                                   bool isSelected)
1987 {
1988     wxGridCellRenderer::Draw(grid, attr, dc, rect, row, col, isSelected);
1989
1990     // draw a check mark in the centre (ignoring alignment - TODO)
1991     wxSize size = GetBestSize(grid, attr, dc, row, col);
1992
1993     // don't draw outside the cell
1994     wxCoord minSize = wxMin(rect.width, rect.height);
1995     if ( size.x >= minSize || size.y >= minSize )
1996     {
1997         // and even leave (at least) 1 pixel margin
1998         size.x = size.y = minSize - 2;
1999     }
2000
2001     // draw a border around checkmark
2002     int vAlign, hAlign;
2003     attr.GetAlignment(& hAlign, &vAlign);
2004
2005     wxRect rectBorder;
2006     if (hAlign == wxALIGN_CENTRE)
2007     {
2008         rectBorder.x = rect.x + rect.width/2 - size.x/2;
2009         rectBorder.y = rect.y + rect.height/2 - size.y/2;
2010         rectBorder.width = size.x;
2011         rectBorder.height = size.y;
2012     }
2013     else if (hAlign == wxALIGN_LEFT)
2014     {
2015         rectBorder.x = rect.x + 2;
2016         rectBorder.y = rect.y + rect.height/2 - size.y/2;
2017         rectBorder.width = size.x;
2018         rectBorder.height = size.y;
2019     }
2020     else if (hAlign == wxALIGN_RIGHT)
2021     {
2022         rectBorder.x = rect.x + rect.width - size.x - 2;
2023         rectBorder.y = rect.y + rect.height/2 - size.y/2;
2024         rectBorder.width = size.x;
2025         rectBorder.height = size.y;
2026     }
2027
2028     bool value;
2029     if ( grid.GetTable()->CanGetValueAs(row, col, wxGRID_VALUE_BOOL) )
2030         value = grid.GetTable()->GetValueAsBool(row, col);
2031     else
2032     {
2033         wxString cellval( grid.GetTable()->GetValue(row, col) );
2034         value = !( !cellval || (cellval == wxT("0")) );
2035     }
2036
2037     if ( value )
2038     {
2039         wxRect rectMark = rectBorder;
2040 #ifdef __WXMSW__
2041         // MSW DrawCheckMark() is weird (and should probably be changed...)
2042         rectMark.Inflate(-wxGRID_CHECKMARK_MARGIN/2);
2043         rectMark.x++;
2044         rectMark.y++;
2045 #else // !MSW
2046         rectMark.Inflate(-wxGRID_CHECKMARK_MARGIN);
2047 #endif // MSW/!MSW
2048
2049         dc.SetTextForeground(attr.GetTextColour());
2050         dc.DrawCheckMark(rectMark);
2051     }
2052
2053     dc.SetBrush(*wxTRANSPARENT_BRUSH);
2054     dc.SetPen(wxPen(attr.GetTextColour(), 1, wxSOLID));
2055     dc.DrawRectangle(rectBorder);
2056 }
2057
2058 // ----------------------------------------------------------------------------
2059 // wxGridCellAttr
2060 // ----------------------------------------------------------------------------
2061
2062 void wxGridCellAttr::Init(wxGridCellAttr *attrDefault)
2063 {
2064     m_nRef = 1;
2065
2066     m_isReadOnly = Unset;
2067
2068     m_renderer = NULL;
2069     m_editor = NULL;
2070
2071     m_attrkind = wxGridCellAttr::Cell;
2072
2073     m_sizeRows = m_sizeCols = 1;
2074     m_overflow = UnsetOverflow;
2075
2076     SetDefAttr(attrDefault);
2077 }
2078
2079 wxGridCellAttr *wxGridCellAttr::Clone() const
2080 {
2081     wxGridCellAttr *attr = new wxGridCellAttr(m_defGridAttr);
2082
2083     if ( HasTextColour() )
2084         attr->SetTextColour(GetTextColour());
2085     if ( HasBackgroundColour() )
2086         attr->SetBackgroundColour(GetBackgroundColour());
2087     if ( HasFont() )
2088         attr->SetFont(GetFont());
2089     if ( HasAlignment() )
2090         attr->SetAlignment(m_hAlign, m_vAlign);
2091
2092     attr->SetSize( m_sizeRows, m_sizeCols );
2093
2094     if ( m_renderer )
2095     {
2096         attr->SetRenderer(m_renderer);
2097         m_renderer->IncRef();
2098     }
2099     if ( m_editor )
2100     {
2101         attr->SetEditor(m_editor);
2102         m_editor->IncRef();
2103     }
2104
2105     if ( IsReadOnly() )
2106         attr->SetReadOnly();
2107
2108     attr->SetKind( m_attrkind );
2109
2110     return attr;
2111 }
2112
2113 void wxGridCellAttr::MergeWith(wxGridCellAttr *mergefrom)
2114 {
2115     if ( !HasTextColour() && mergefrom->HasTextColour() )
2116         SetTextColour(mergefrom->GetTextColour());
2117     if ( !HasBackgroundColour() && mergefrom->HasBackgroundColour() )
2118         SetBackgroundColour(mergefrom->GetBackgroundColour());
2119     if ( !HasFont() && mergefrom->HasFont() )
2120         SetFont(mergefrom->GetFont());
2121     if ( !HasAlignment() && mergefrom->HasAlignment() ){
2122         int hAlign, vAlign;
2123         mergefrom->GetAlignment( &hAlign, &vAlign);
2124         SetAlignment(hAlign, vAlign);
2125     }
2126
2127     mergefrom->GetSize( &m_sizeRows, &m_sizeCols );
2128
2129     // Directly access member functions as GetRender/Editor don't just return
2130     // m_renderer/m_editor
2131     //
2132     // Maybe add support for merge of Render and Editor?
2133     if (!HasRenderer() && mergefrom->HasRenderer() )
2134     {
2135         m_renderer = mergefrom->m_renderer;
2136         m_renderer->IncRef();
2137     }
2138     if ( !HasEditor() && mergefrom->HasEditor() )
2139     {
2140         m_editor =  mergefrom->m_editor;
2141         m_editor->IncRef();
2142     }
2143     if ( !HasReadWriteMode()  && mergefrom->HasReadWriteMode() )
2144         SetReadOnly(mergefrom->IsReadOnly());
2145
2146     if (!HasOverflowMode()  && mergefrom->HasOverflowMode() )
2147         SetOverflow(mergefrom->GetOverflow());
2148
2149     SetDefAttr(mergefrom->m_defGridAttr);
2150 }
2151
2152 void wxGridCellAttr::SetSize(int num_rows, int num_cols)
2153 {
2154     // The size of a cell is normally 1,1
2155
2156     // If this cell is larger (2,2) then this is the top left cell
2157     // the other cells that will be covered (lower right cells) must be
2158     // set to negative or zero values such that
2159     // row + num_rows of the covered cell points to the larger cell (this cell)
2160     // same goes for the col + num_cols.
2161
2162     // Size of 0,0 is NOT valid, neither is <=0 and any positive value
2163
2164     wxASSERT_MSG( (!((num_rows>0)&&(num_cols<=0)) ||
2165                   !((num_rows<=0)&&(num_cols>0)) ||
2166                   !((num_rows==0)&&(num_cols==0))),
2167                   wxT("wxGridCellAttr::SetSize only takes two postive values or negative/zero values"));
2168
2169     m_sizeRows = num_rows;
2170     m_sizeCols = num_cols;
2171 }
2172
2173 const wxColour& wxGridCellAttr::GetTextColour() const
2174 {
2175     if (HasTextColour())
2176     {
2177         return m_colText;
2178     }
2179     else if (m_defGridAttr && m_defGridAttr != this)
2180     {
2181         return m_defGridAttr->GetTextColour();
2182     }
2183     else
2184     {
2185         wxFAIL_MSG(wxT("Missing default cell attribute"));
2186         return wxNullColour;
2187     }
2188 }
2189
2190
2191 const wxColour& wxGridCellAttr::GetBackgroundColour() const
2192 {
2193     if (HasBackgroundColour())
2194         return m_colBack;
2195     else if (m_defGridAttr && m_defGridAttr != this)
2196         return m_defGridAttr->GetBackgroundColour();
2197     else
2198     {
2199         wxFAIL_MSG(wxT("Missing default cell attribute"));
2200         return wxNullColour;
2201     }
2202 }
2203
2204
2205 const wxFont& wxGridCellAttr::GetFont() const
2206 {
2207     if (HasFont())
2208         return m_font;
2209     else if (m_defGridAttr && m_defGridAttr != this)
2210         return m_defGridAttr->GetFont();
2211     else
2212     {
2213         wxFAIL_MSG(wxT("Missing default cell attribute"));
2214         return wxNullFont;
2215     }
2216 }
2217
2218
2219 void wxGridCellAttr::GetAlignment(int *hAlign, int *vAlign) const
2220 {
2221     if (HasAlignment())
2222     {
2223         if ( hAlign ) *hAlign = m_hAlign;
2224         if ( vAlign ) *vAlign = m_vAlign;
2225     }
2226     else if (m_defGridAttr && m_defGridAttr != this)
2227         m_defGridAttr->GetAlignment(hAlign, vAlign);
2228     else
2229     {
2230         wxFAIL_MSG(wxT("Missing default cell attribute"));
2231     }
2232 }
2233
2234 void wxGridCellAttr::GetSize( int *num_rows, int *num_cols ) const
2235 {
2236     if ( num_rows ) *num_rows = m_sizeRows;
2237     if ( num_cols ) *num_cols = m_sizeCols;
2238 }
2239
2240 // GetRenderer and GetEditor use a slightly different decision path about
2241 // which attribute to use.  If a non-default attr object has one then it is
2242 // used, otherwise the default editor or renderer is fetched from the grid and
2243 // used.  It should be the default for the data type of the cell.  If it is
2244 // NULL (because the table has a type that the grid does not have in its
2245 // registry,) then the grid's default editor or renderer is used.
2246
2247 wxGridCellRenderer* wxGridCellAttr::GetRenderer(wxGrid* grid, int row, int col) const
2248 {
2249     wxGridCellRenderer *renderer;
2250
2251     if ( m_renderer && this != m_defGridAttr )
2252     {
2253         // use the cells renderer if it has one
2254         renderer = m_renderer;
2255         renderer->IncRef();
2256     }
2257     else // no non default cell renderer
2258     {
2259         // get default renderer for the data type
2260         if ( grid )
2261         {
2262             // GetDefaultRendererForCell() will do IncRef() for us
2263             renderer = grid->GetDefaultRendererForCell(row, col);
2264         }
2265         else
2266         {
2267             renderer = NULL;
2268         }
2269
2270         if ( !renderer )
2271         {
2272             if (m_defGridAttr &&  this != m_defGridAttr )
2273             {
2274                 // if we still don't have one then use the grid default
2275                 // (no need for IncRef() here neither)
2276                 renderer = m_defGridAttr->GetRenderer(NULL, 0, 0);
2277             }
2278             else // default grid attr
2279             {
2280                 // use m_renderer which we had decided not to use initially
2281                 renderer = m_renderer;
2282                 if ( renderer )
2283                     renderer->IncRef();
2284             }
2285         }
2286     }
2287
2288     // we're supposed to always find something
2289     wxASSERT_MSG(renderer, wxT("Missing default cell renderer"));
2290
2291     return renderer;
2292 }
2293
2294 // same as above, except for s/renderer/editor/g
2295 wxGridCellEditor* wxGridCellAttr::GetEditor(wxGrid* grid, int row, int col) const
2296 {
2297     wxGridCellEditor *editor;
2298
2299     if ( m_editor && this != m_defGridAttr )
2300     {
2301         // use the cells editor if it has one
2302         editor = m_editor;
2303         editor->IncRef();
2304     }
2305     else // no non default cell editor
2306     {
2307         // get default editor for the data type
2308         if ( grid )
2309         {
2310             // GetDefaultEditorForCell() will do IncRef() for us
2311             editor = grid->GetDefaultEditorForCell(row, col);
2312         }
2313         else
2314         {
2315             editor = NULL;
2316         }
2317
2318         if ( !editor )
2319         {
2320             if ( m_defGridAttr && this != m_defGridAttr )
2321             {
2322                 // if we still don't have one then use the grid default
2323                 // (no need for IncRef() here neither)
2324                 editor = m_defGridAttr->GetEditor(NULL, 0, 0);
2325             }
2326             else // default grid attr
2327             {
2328                 // use m_editor which we had decided not to use initially
2329                 editor = m_editor;
2330                 if ( editor )
2331                     editor->IncRef();
2332             }
2333         }
2334     }
2335
2336     // we're supposed to always find something
2337     wxASSERT_MSG(editor, wxT("Missing default cell editor"));
2338
2339     return editor;
2340 }
2341
2342 // ----------------------------------------------------------------------------
2343 // wxGridCellAttrData
2344 // ----------------------------------------------------------------------------
2345
2346 void wxGridCellAttrData::SetAttr(wxGridCellAttr *attr, int row, int col)
2347 {
2348     int n = FindIndex(row, col);
2349     if ( n == wxNOT_FOUND )
2350     {
2351         // add the attribute
2352         m_attrs.Add(new wxGridCellWithAttr(row, col, attr));
2353     }
2354     else
2355     {
2356         // free the old attribute
2357         m_attrs[(size_t)n].attr->DecRef();
2358
2359         if ( attr )
2360         {
2361             // change the attribute
2362             m_attrs[(size_t)n].attr = attr;
2363         }
2364         else
2365         {
2366             // remove this attribute
2367             m_attrs.RemoveAt((size_t)n);
2368         }
2369     }
2370 }
2371
2372 wxGridCellAttr *wxGridCellAttrData::GetAttr(int row, int col) const
2373 {
2374     wxGridCellAttr *attr = (wxGridCellAttr *)NULL;
2375
2376     int n = FindIndex(row, col);
2377     if ( n != wxNOT_FOUND )
2378     {
2379         attr = m_attrs[(size_t)n].attr;
2380         attr->IncRef();
2381     }
2382
2383     return attr;
2384 }
2385
2386 void wxGridCellAttrData::UpdateAttrRows( size_t pos, int numRows )
2387 {
2388     size_t count = m_attrs.GetCount();
2389     for ( size_t n = 0; n < count; n++ )
2390     {
2391         wxGridCellCoords& coords = m_attrs[n].coords;
2392         wxCoord row = coords.GetRow();
2393         if ((size_t)row >= pos)
2394         {
2395             if (numRows > 0)
2396             {
2397                 // If rows inserted, include row counter where necessary
2398                 coords.SetRow(row + numRows);
2399             }
2400             else if (numRows < 0)
2401             {
2402                 // If rows deleted ...
2403                 if ((size_t)row >= pos - numRows)
2404                 {
2405                     // ...either decrement row counter (if row still exists)...
2406                     coords.SetRow(row + numRows);
2407                 }
2408                 else
2409                 {
2410                     // ...or remove the attribute
2411                     m_attrs.RemoveAt((size_t)n);
2412                     n--; count--;
2413                 }
2414             }
2415         }
2416     }
2417 }
2418
2419 void wxGridCellAttrData::UpdateAttrCols( size_t pos, int numCols )
2420 {
2421     size_t count = m_attrs.GetCount();
2422     for ( size_t n = 0; n < count; n++ )
2423     {
2424         wxGridCellCoords& coords = m_attrs[n].coords;
2425         wxCoord col = coords.GetCol();
2426         if ( (size_t)col >= pos )
2427         {
2428             if ( numCols > 0 )
2429             {
2430                 // If rows inserted, include row counter where necessary
2431                 coords.SetCol(col + numCols);
2432             }
2433             else if (numCols < 0)
2434             {
2435                 // If rows deleted ...
2436                 if ((size_t)col >= pos - numCols)
2437                 {
2438                     // ...either decrement row counter (if row still exists)...
2439                     coords.SetCol(col + numCols);
2440                 }
2441                 else
2442                 {
2443                     // ...or remove the attribute
2444                     m_attrs.RemoveAt((size_t)n);
2445                     n--; count--;
2446                 }
2447             }
2448         }
2449     }
2450 }
2451
2452 int wxGridCellAttrData::FindIndex(int row, int col) const
2453 {
2454     size_t count = m_attrs.GetCount();
2455     for ( size_t n = 0; n < count; n++ )
2456     {
2457         const wxGridCellCoords& coords = m_attrs[n].coords;
2458         if ( (coords.GetRow() == row) && (coords.GetCol() == col) )
2459         {
2460             return n;
2461         }
2462     }
2463
2464     return wxNOT_FOUND;
2465 }
2466
2467 // ----------------------------------------------------------------------------
2468 // wxGridRowOrColAttrData
2469 // ----------------------------------------------------------------------------
2470
2471 wxGridRowOrColAttrData::~wxGridRowOrColAttrData()
2472 {
2473     size_t count = m_attrs.Count();
2474     for ( size_t n = 0; n < count; n++ )
2475     {
2476         m_attrs[n]->DecRef();
2477     }
2478 }
2479
2480 wxGridCellAttr *wxGridRowOrColAttrData::GetAttr(int rowOrCol) const
2481 {
2482     wxGridCellAttr *attr = (wxGridCellAttr *)NULL;
2483
2484     int n = m_rowsOrCols.Index(rowOrCol);
2485     if ( n != wxNOT_FOUND )
2486     {
2487         attr = m_attrs[(size_t)n];
2488         attr->IncRef();
2489     }
2490
2491     return attr;
2492 }
2493
2494 void wxGridRowOrColAttrData::SetAttr(wxGridCellAttr *attr, int rowOrCol)
2495 {
2496     int i = m_rowsOrCols.Index(rowOrCol);
2497     if ( i == wxNOT_FOUND )
2498     {
2499         // add the attribute
2500         m_rowsOrCols.Add(rowOrCol);
2501         m_attrs.Add(attr);
2502     }
2503     else
2504     {
2505         size_t n = (size_t)i;
2506         if ( attr )
2507         {
2508             // change the attribute
2509             m_attrs[n]->DecRef();
2510             m_attrs[n] = attr;
2511         }
2512         else
2513         {
2514             // remove this attribute
2515             m_attrs[n]->DecRef();
2516             m_rowsOrCols.RemoveAt(n);
2517             m_attrs.RemoveAt(n);
2518         }
2519     }
2520 }
2521
2522 void wxGridRowOrColAttrData::UpdateAttrRowsOrCols( size_t pos, int numRowsOrCols )
2523 {
2524     size_t count = m_attrs.GetCount();
2525     for ( size_t n = 0; n < count; n++ )
2526     {
2527         int & rowOrCol = m_rowsOrCols[n];
2528         if ( (size_t)rowOrCol >= pos )
2529         {
2530             if ( numRowsOrCols > 0 )
2531             {
2532                 // If rows inserted, include row counter where necessary
2533                 rowOrCol += numRowsOrCols;
2534             }
2535             else if ( numRowsOrCols < 0)
2536             {
2537                 // If rows deleted, either decrement row counter (if row still exists)
2538                 if ((size_t)rowOrCol >= pos - numRowsOrCols)
2539                     rowOrCol += numRowsOrCols;
2540                 else
2541                 {
2542                     m_rowsOrCols.RemoveAt((size_t)n);
2543                     m_attrs.RemoveAt((size_t)n);
2544                     n--; count--;
2545                 }
2546             }
2547         }
2548     }
2549 }
2550
2551 // ----------------------------------------------------------------------------
2552 // wxGridCellAttrProvider
2553 // ----------------------------------------------------------------------------
2554
2555 wxGridCellAttrProvider::wxGridCellAttrProvider()
2556 {
2557     m_data = (wxGridCellAttrProviderData *)NULL;
2558 }
2559
2560 wxGridCellAttrProvider::~wxGridCellAttrProvider()
2561 {
2562     delete m_data;
2563 }
2564
2565 void wxGridCellAttrProvider::InitData()
2566 {
2567     m_data = new wxGridCellAttrProviderData;
2568 }
2569
2570 wxGridCellAttr *wxGridCellAttrProvider::GetAttr(int row, int col,
2571                                                 wxGridCellAttr::wxAttrKind  kind ) const
2572 {
2573     wxGridCellAttr *attr = (wxGridCellAttr *)NULL;
2574     if ( m_data )
2575     {
2576         switch(kind)
2577         {
2578             case (wxGridCellAttr::Any):
2579                 //Get cached merge attributes.
2580                 // Currenlty not used as no cache implemented as not mutiable
2581                 // attr = m_data->m_mergeAttr.GetAttr(row, col);
2582                 if(!attr)
2583                 {
2584                     //Basicaly implement old version.
2585                     //Also check merge cache, so we don't have to re-merge every time..
2586                     wxGridCellAttr *attrcell = m_data->m_cellAttrs.GetAttr(row, col);
2587                     wxGridCellAttr *attrrow = m_data->m_rowAttrs.GetAttr(row);
2588                     wxGridCellAttr *attrcol = m_data->m_colAttrs.GetAttr(col);
2589
2590                     if((attrcell != attrrow) && (attrrow !=attrcol) && (attrcell != attrcol)){
2591                         // Two or move are non NULL
2592                         attr = new wxGridCellAttr;
2593                         attr->SetKind(wxGridCellAttr::Merged);
2594
2595                         //Order important..
2596                         if(attrcell){
2597                             attr->MergeWith(attrcell);
2598                             attrcell->DecRef();
2599                         }
2600                         if(attrcol){
2601                             attr->MergeWith(attrcol);
2602                             attrcol->DecRef();
2603                         }
2604                         if(attrrow){
2605                             attr->MergeWith(attrrow);
2606                             attrrow->DecRef();
2607                         }
2608                         //store merge attr if cache implemented
2609                         //attr->IncRef();
2610                         //m_data->m_mergeAttr.SetAttr(attr, row, col);
2611                     }
2612                     else
2613         {
2614                         // one or none is non null return it or null.
2615                         if(attrrow) attr = attrrow;
2616                         if(attrcol) attr = attrcol;
2617                         if(attrcell) attr = attrcell;
2618                     }
2619                 }
2620             break;
2621             case (wxGridCellAttr::Cell):
2622                 attr = m_data->m_cellAttrs.GetAttr(row, col);
2623             break;
2624             case (wxGridCellAttr::Col):
2625                  attr = m_data->m_colAttrs.GetAttr(col);
2626             break;
2627             case (wxGridCellAttr::Row):
2628             attr = m_data->m_rowAttrs.GetAttr(row);
2629             break;
2630             default:
2631                 // unused as yet...
2632                 // (wxGridCellAttr::Default):
2633                 // (wxGridCellAttr::Merged):
2634             break;
2635         }
2636     }
2637     return attr;
2638 }
2639
2640 void wxGridCellAttrProvider::SetAttr(wxGridCellAttr *attr,
2641                                      int row, int col)
2642 {
2643     if ( !m_data )
2644         InitData();
2645
2646     m_data->m_cellAttrs.SetAttr(attr, row, col);
2647 }
2648
2649 void wxGridCellAttrProvider::SetRowAttr(wxGridCellAttr *attr, int row)
2650 {
2651     if ( !m_data )
2652         InitData();
2653
2654     m_data->m_rowAttrs.SetAttr(attr, row);
2655 }
2656
2657 void wxGridCellAttrProvider::SetColAttr(wxGridCellAttr *attr, int col)
2658 {
2659     if ( !m_data )
2660         InitData();
2661
2662     m_data->m_colAttrs.SetAttr(attr, col);
2663 }
2664
2665 void wxGridCellAttrProvider::UpdateAttrRows( size_t pos, int numRows )
2666 {
2667     if ( m_data )
2668     {
2669         m_data->m_cellAttrs.UpdateAttrRows( pos, numRows );
2670
2671         m_data->m_rowAttrs.UpdateAttrRowsOrCols( pos, numRows );
2672     }
2673 }
2674
2675 void wxGridCellAttrProvider::UpdateAttrCols( size_t pos, int numCols )
2676 {
2677     if ( m_data )
2678     {
2679         m_data->m_cellAttrs.UpdateAttrCols( pos, numCols );
2680
2681         m_data->m_colAttrs.UpdateAttrRowsOrCols( pos, numCols );
2682     }
2683 }
2684
2685 // ----------------------------------------------------------------------------
2686 // wxGridTypeRegistry
2687 // ----------------------------------------------------------------------------
2688
2689 wxGridTypeRegistry::~wxGridTypeRegistry()
2690 {
2691     size_t count = m_typeinfo.Count();
2692     for ( size_t i = 0; i < count; i++ )
2693         delete m_typeinfo[i];
2694 }
2695
2696
2697 void wxGridTypeRegistry::RegisterDataType(const wxString& typeName,
2698                                           wxGridCellRenderer* renderer,
2699                                           wxGridCellEditor* editor)
2700 {
2701     wxGridDataTypeInfo* info = new wxGridDataTypeInfo(typeName, renderer, editor);
2702
2703     // is it already registered?
2704     int loc = FindRegisteredDataType(typeName);
2705     if ( loc != wxNOT_FOUND )
2706     {
2707         delete m_typeinfo[loc];
2708         m_typeinfo[loc] = info;
2709     }
2710     else
2711     {
2712         m_typeinfo.Add(info);
2713     }
2714 }
2715
2716 int wxGridTypeRegistry::FindRegisteredDataType(const wxString& typeName)
2717 {
2718     size_t count = m_typeinfo.GetCount();
2719     for ( size_t i = 0; i < count; i++ )
2720     {
2721         if ( typeName == m_typeinfo[i]->m_typeName )
2722         {
2723             return i;
2724         }
2725     }
2726
2727     return wxNOT_FOUND;
2728 }
2729
2730 int wxGridTypeRegistry::FindDataType(const wxString& typeName)
2731 {
2732     int index = FindRegisteredDataType(typeName);
2733     if ( index == wxNOT_FOUND )
2734     {
2735         // check whether this is one of the standard ones, in which case
2736         // register it "on the fly"
2737 #if wxUSE_TEXTCTRL
2738         if ( typeName == wxGRID_VALUE_STRING )
2739         {
2740             RegisterDataType(wxGRID_VALUE_STRING,
2741                              new wxGridCellStringRenderer,
2742                              new wxGridCellTextEditor);
2743         } else
2744 #endif // wxUSE_TEXTCTRL
2745 #if wxUSE_CHECKBOX
2746         if ( typeName == wxGRID_VALUE_BOOL )
2747         {
2748             RegisterDataType(wxGRID_VALUE_BOOL,
2749                              new wxGridCellBoolRenderer,
2750                              new wxGridCellBoolEditor);
2751         } else
2752 #endif // wxUSE_CHECKBOX
2753 #if wxUSE_TEXTCTRL
2754         if ( typeName == wxGRID_VALUE_NUMBER )
2755         {
2756             RegisterDataType(wxGRID_VALUE_NUMBER,
2757                              new wxGridCellNumberRenderer,
2758                              new wxGridCellNumberEditor);
2759         }
2760         else if ( typeName == wxGRID_VALUE_FLOAT )
2761         {
2762             RegisterDataType(wxGRID_VALUE_FLOAT,
2763                              new wxGridCellFloatRenderer,
2764                              new wxGridCellFloatEditor);
2765         } else
2766 #endif // wxUSE_TEXTCTRL
2767 #if wxUSE_COMBOBOX
2768         if ( typeName == wxGRID_VALUE_CHOICE )
2769         {
2770             RegisterDataType(wxGRID_VALUE_CHOICE,
2771                              new wxGridCellStringRenderer,
2772                              new wxGridCellChoiceEditor);
2773         } else
2774 #endif // wxUSE_COMBOBOX
2775         {
2776             return wxNOT_FOUND;
2777         }
2778
2779         // we get here only if just added the entry for this type, so return
2780         // the last index
2781         index = m_typeinfo.GetCount() - 1;
2782     }
2783
2784     return index;
2785 }
2786
2787 int wxGridTypeRegistry::FindOrCloneDataType(const wxString& typeName)
2788 {
2789     int index = FindDataType(typeName);
2790     if ( index == wxNOT_FOUND )
2791     {
2792         // the first part of the typename is the "real" type, anything after ':'
2793         // are the parameters for the renderer
2794         index = FindDataType(typeName.BeforeFirst(_T(':')));
2795         if ( index == wxNOT_FOUND )
2796         {
2797             return wxNOT_FOUND;
2798         }
2799
2800         wxGridCellRenderer *renderer = GetRenderer(index);
2801         wxGridCellRenderer *rendererOld = renderer;
2802         renderer = renderer->Clone();
2803         rendererOld->DecRef();
2804
2805         wxGridCellEditor *editor = GetEditor(index);
2806         wxGridCellEditor *editorOld = editor;
2807         editor = editor->Clone();
2808         editorOld->DecRef();
2809
2810         // do it even if there are no parameters to reset them to defaults
2811         wxString params = typeName.AfterFirst(_T(':'));
2812         renderer->SetParameters(params);
2813         editor->SetParameters(params);
2814
2815         // register the new typename
2816         RegisterDataType(typeName, renderer, editor);
2817
2818         // we just registered it, it's the last one
2819         index = m_typeinfo.GetCount() - 1;
2820     }
2821
2822     return index;
2823 }
2824
2825 wxGridCellRenderer* wxGridTypeRegistry::GetRenderer(int index)
2826 {
2827     wxGridCellRenderer* renderer = m_typeinfo[index]->m_renderer;
2828     if (renderer)
2829         renderer->IncRef();
2830     return renderer;
2831 }
2832
2833 wxGridCellEditor* wxGridTypeRegistry::GetEditor(int index)
2834 {
2835     wxGridCellEditor* editor = m_typeinfo[index]->m_editor;
2836     if (editor)
2837         editor->IncRef();
2838     return editor;
2839 }
2840
2841 // ----------------------------------------------------------------------------
2842 // wxGridTableBase
2843 // ----------------------------------------------------------------------------
2844
2845 IMPLEMENT_ABSTRACT_CLASS( wxGridTableBase, wxObject )
2846
2847
2848 wxGridTableBase::wxGridTableBase()
2849 {
2850     m_view = (wxGrid *) NULL;
2851     m_attrProvider = (wxGridCellAttrProvider *) NULL;
2852 }
2853
2854 wxGridTableBase::~wxGridTableBase()
2855 {
2856     delete m_attrProvider;
2857 }
2858
2859 void wxGridTableBase::SetAttrProvider(wxGridCellAttrProvider *attrProvider)
2860 {
2861     delete m_attrProvider;
2862     m_attrProvider = attrProvider;
2863 }
2864
2865 bool wxGridTableBase::CanHaveAttributes()
2866 {
2867     if ( ! GetAttrProvider() )
2868     {
2869         // use the default attr provider by default
2870         SetAttrProvider(new wxGridCellAttrProvider);
2871     }
2872     return TRUE;
2873 }
2874
2875 wxGridCellAttr *wxGridTableBase::GetAttr(int row, int col, wxGridCellAttr::wxAttrKind  kind)
2876 {
2877     if ( m_attrProvider )
2878         return m_attrProvider->GetAttr(row, col, kind);
2879     else
2880         return (wxGridCellAttr *)NULL;
2881 }
2882
2883 void wxGridTableBase::SetAttr(wxGridCellAttr* attr, int row, int col)
2884 {
2885     if ( m_attrProvider )
2886     {
2887         attr->SetKind(wxGridCellAttr::Cell);
2888         m_attrProvider->SetAttr(attr, row, col);
2889     }
2890     else
2891     {
2892         // as we take ownership of the pointer and don't store it, we must
2893         // free it now
2894         wxSafeDecRef(attr);
2895     }
2896 }
2897
2898 void wxGridTableBase::SetRowAttr(wxGridCellAttr *attr, int row)
2899 {
2900     if ( m_attrProvider )
2901     {
2902         attr->SetKind(wxGridCellAttr::Row);
2903         m_attrProvider->SetRowAttr(attr, row);
2904     }
2905     else
2906     {
2907         // as we take ownership of the pointer and don't store it, we must
2908         // free it now
2909         wxSafeDecRef(attr);
2910     }
2911 }
2912
2913 void wxGridTableBase::SetColAttr(wxGridCellAttr *attr, int col)
2914 {
2915     if ( m_attrProvider )
2916     {
2917         attr->SetKind(wxGridCellAttr::Col);
2918         m_attrProvider->SetColAttr(attr, col);
2919     }
2920     else
2921     {
2922         // as we take ownership of the pointer and don't store it, we must
2923         // free it now
2924         wxSafeDecRef(attr);
2925     }
2926 }
2927
2928 bool wxGridTableBase::InsertRows( size_t WXUNUSED(pos),
2929                                   size_t WXUNUSED(numRows) )
2930 {
2931     wxFAIL_MSG( wxT("Called grid table class function InsertRows\nbut your derived table class does not override this function") );
2932
2933     return FALSE;
2934 }
2935
2936 bool wxGridTableBase::AppendRows( size_t WXUNUSED(numRows) )
2937 {
2938     wxFAIL_MSG( wxT("Called grid table class function AppendRows\nbut your derived table class does not override this function"));
2939
2940     return FALSE;
2941 }
2942
2943 bool wxGridTableBase::DeleteRows( size_t WXUNUSED(pos),
2944                                   size_t WXUNUSED(numRows) )
2945 {
2946     wxFAIL_MSG( wxT("Called grid table class function DeleteRows\nbut your derived table class does not override this function"));
2947
2948     return FALSE;
2949 }
2950
2951 bool wxGridTableBase::InsertCols( size_t WXUNUSED(pos),
2952                                   size_t WXUNUSED(numCols) )
2953 {
2954     wxFAIL_MSG( wxT("Called grid table class function InsertCols\nbut your derived table class does not override this function"));
2955
2956     return FALSE;
2957 }
2958
2959 bool wxGridTableBase::AppendCols( size_t WXUNUSED(numCols) )
2960 {
2961     wxFAIL_MSG(wxT("Called grid table class function AppendCols\nbut your derived table class does not override this function"));
2962
2963     return FALSE;
2964 }
2965
2966 bool wxGridTableBase::DeleteCols( size_t WXUNUSED(pos),
2967                                   size_t WXUNUSED(numCols) )
2968 {
2969     wxFAIL_MSG( wxT("Called grid table class function DeleteCols\nbut your derived table class does not override this function"));
2970
2971     return FALSE;
2972 }
2973
2974
2975 wxString wxGridTableBase::GetRowLabelValue( int row )
2976 {
2977     wxString s;
2978     s << row + 1; // RD: Starting the rows at zero confuses users, no matter
2979                   //     how much it makes sense to us geeks.
2980     return s;
2981 }
2982
2983 wxString wxGridTableBase::GetColLabelValue( int col )
2984 {
2985     // default col labels are:
2986     //   cols 0 to 25   : A-Z
2987     //   cols 26 to 675 : AA-ZZ
2988     //   etc.
2989
2990     wxString s;
2991     unsigned int i, n;
2992     for ( n = 1; ; n++ )
2993     {
2994         s += (_T('A') + (wxChar)( col%26 ));
2995         col = col/26 - 1;
2996         if ( col < 0 ) break;
2997     }
2998
2999     // reverse the string...
3000     wxString s2;
3001     for ( i = 0;  i < n;  i++ )
3002     {
3003         s2 += s[n-i-1];
3004     }
3005
3006     return s2;
3007 }
3008
3009
3010 wxString wxGridTableBase::GetTypeName( int WXUNUSED(row), int WXUNUSED(col) )
3011 {
3012     return wxGRID_VALUE_STRING;
3013 }
3014
3015 bool wxGridTableBase::CanGetValueAs( int WXUNUSED(row), int WXUNUSED(col),
3016                                      const wxString& typeName )
3017 {
3018     return typeName == wxGRID_VALUE_STRING;
3019 }
3020
3021 bool wxGridTableBase::CanSetValueAs( int row, int col, const wxString& typeName )
3022 {
3023     return CanGetValueAs(row, col, typeName);
3024 }
3025
3026 long wxGridTableBase::GetValueAsLong( int WXUNUSED(row), int WXUNUSED(col) )
3027 {
3028     return 0;
3029 }
3030
3031 double wxGridTableBase::GetValueAsDouble( int WXUNUSED(row), int WXUNUSED(col) )
3032 {
3033     return 0.0;
3034 }
3035
3036 bool wxGridTableBase::GetValueAsBool( int WXUNUSED(row), int WXUNUSED(col) )
3037 {
3038     return FALSE;
3039 }
3040
3041 void wxGridTableBase::SetValueAsLong( int WXUNUSED(row), int WXUNUSED(col),
3042                                       long WXUNUSED(value) )
3043 {
3044 }
3045
3046 void wxGridTableBase::SetValueAsDouble( int WXUNUSED(row), int WXUNUSED(col),
3047                                         double WXUNUSED(value) )
3048 {
3049 }
3050
3051 void wxGridTableBase::SetValueAsBool( int WXUNUSED(row), int WXUNUSED(col),
3052                                       bool WXUNUSED(value) )
3053 {
3054 }
3055
3056
3057 void* wxGridTableBase::GetValueAsCustom( int WXUNUSED(row), int WXUNUSED(col),
3058                                          const wxString& WXUNUSED(typeName) )
3059 {
3060     return NULL;
3061 }
3062
3063 void  wxGridTableBase::SetValueAsCustom( int WXUNUSED(row), int WXUNUSED(col),
3064                                          const wxString& WXUNUSED(typeName),
3065                                          void* WXUNUSED(value) )
3066 {
3067 }
3068
3069 //////////////////////////////////////////////////////////////////////
3070 //
3071 // Message class for the grid table to send requests and notifications
3072 // to the grid view
3073 //
3074
3075 wxGridTableMessage::wxGridTableMessage()
3076 {
3077     m_table = (wxGridTableBase *) NULL;
3078     m_id = -1;
3079     m_comInt1 = -1;
3080     m_comInt2 = -1;
3081 }
3082
3083 wxGridTableMessage::wxGridTableMessage( wxGridTableBase *table, int id,
3084                                         int commandInt1, int commandInt2 )
3085 {
3086     m_table = table;
3087     m_id = id;
3088     m_comInt1 = commandInt1;
3089     m_comInt2 = commandInt2;
3090 }
3091
3092
3093
3094 //////////////////////////////////////////////////////////////////////
3095 //
3096 // A basic grid table for string data. An object of this class will
3097 // created by wxGrid if you don't specify an alternative table class.
3098 //
3099
3100 WX_DEFINE_OBJARRAY(wxGridStringArray)
3101
3102 IMPLEMENT_DYNAMIC_CLASS( wxGridStringTable, wxGridTableBase )
3103
3104 wxGridStringTable::wxGridStringTable()
3105         : wxGridTableBase()
3106 {
3107 }
3108
3109 wxGridStringTable::wxGridStringTable( int numRows, int numCols )
3110         : wxGridTableBase()
3111 {
3112     m_data.Alloc( numRows );
3113
3114     wxArrayString sa;
3115     sa.Alloc( numCols );
3116     sa.Add( wxEmptyString, numCols );
3117
3118     m_data.Add( sa, numRows );
3119 }
3120
3121 wxGridStringTable::~wxGridStringTable()
3122 {
3123 }
3124
3125 int wxGridStringTable::GetNumberRows()
3126 {
3127     return m_data.GetCount();
3128 }
3129
3130 int wxGridStringTable::GetNumberCols()
3131 {
3132     if ( m_data.GetCount() > 0 )
3133         return m_data[0].GetCount();
3134     else
3135         return 0;
3136 }
3137
3138 wxString wxGridStringTable::GetValue( int row, int col )
3139 {
3140     wxCHECK_MSG( (row < GetNumberRows()) && (col < GetNumberCols()),
3141                  wxEmptyString,
3142                  _T("invalid row or column index in wxGridStringTable") );
3143
3144     return m_data[row][col];
3145 }
3146
3147 void wxGridStringTable::SetValue( int row, int col, const wxString& value )
3148 {
3149     wxCHECK_RET( (row < GetNumberRows()) && (col < GetNumberCols()),
3150                  _T("invalid row or column index in wxGridStringTable") );
3151
3152     m_data[row][col] = value;
3153 }
3154
3155 bool wxGridStringTable::IsEmptyCell( int row, int col )
3156 {
3157     wxCHECK_MSG( (row < GetNumberRows()) && (col < GetNumberCols()),
3158                  true,
3159                   _T("invalid row or column index in wxGridStringTable") );
3160
3161     return (m_data[row][col] == wxEmptyString);
3162 }
3163
3164 void wxGridStringTable::Clear()
3165 {
3166     int row, col;
3167     int numRows, numCols;
3168
3169     numRows = m_data.GetCount();
3170     if ( numRows > 0 )
3171     {
3172         numCols = m_data[0].GetCount();
3173
3174         for ( row = 0;  row < numRows;  row++ )
3175         {
3176             for ( col = 0;  col < numCols;  col++ )
3177             {
3178                 m_data[row][col] = wxEmptyString;
3179             }
3180         }
3181     }
3182 }
3183
3184
3185 bool wxGridStringTable::InsertRows( size_t pos, size_t numRows )
3186 {
3187     size_t curNumRows = m_data.GetCount();
3188     size_t curNumCols = ( curNumRows > 0 ? m_data[0].GetCount() :
3189                           ( GetView() ? GetView()->GetNumberCols() : 0 ) );
3190
3191     if ( pos >= curNumRows )
3192     {
3193         return AppendRows( numRows );
3194     }
3195
3196     wxArrayString sa;
3197     sa.Alloc( curNumCols );
3198     sa.Add( wxEmptyString, curNumCols );
3199     m_data.Insert( sa, pos, numRows );
3200     if ( GetView() )
3201     {
3202         wxGridTableMessage msg( this,
3203                                 wxGRIDTABLE_NOTIFY_ROWS_INSERTED,
3204                                 pos,
3205                                 numRows );
3206
3207         GetView()->ProcessTableMessage( msg );
3208     }
3209
3210     return TRUE;
3211 }
3212
3213 bool wxGridStringTable::AppendRows( size_t numRows )
3214 {
3215     size_t curNumRows = m_data.GetCount();
3216     size_t curNumCols = ( curNumRows > 0 ? m_data[0].GetCount() :
3217                           ( GetView() ? GetView()->GetNumberCols() : 0 ) );
3218
3219     wxArrayString sa;
3220     if ( curNumCols > 0 )
3221     {
3222         sa.Alloc( curNumCols );
3223         sa.Add( wxEmptyString, curNumCols );
3224     }
3225
3226     m_data.Add( sa, numRows );
3227
3228     if ( GetView() )
3229     {
3230         wxGridTableMessage msg( this,
3231                                 wxGRIDTABLE_NOTIFY_ROWS_APPENDED,
3232                                 numRows );
3233
3234         GetView()->ProcessTableMessage( msg );
3235     }
3236
3237     return TRUE;
3238 }
3239
3240 bool wxGridStringTable::DeleteRows( size_t pos, size_t numRows )
3241 {
3242     size_t curNumRows = m_data.GetCount();
3243
3244     if ( pos >= curNumRows )
3245     {
3246         wxFAIL_MSG( wxString::Format
3247                     (
3248                         wxT("Called wxGridStringTable::DeleteRows(pos=%lu, N=%lu)\nPos value is invalid for present table with %lu rows"),
3249                         (unsigned long)pos,
3250                         (unsigned long)numRows,
3251                         (unsigned long)curNumRows
3252                     ) );
3253
3254         return FALSE;
3255     }
3256
3257     if ( numRows > curNumRows - pos )
3258     {
3259         numRows = curNumRows - pos;
3260     }
3261
3262     if ( numRows >= curNumRows )
3263     {
3264         m_data.Clear();
3265     }
3266     else
3267     {
3268         m_data.RemoveAt( pos, numRows );
3269     }
3270     if ( GetView() )
3271     {
3272         wxGridTableMessage msg( this,
3273                                 wxGRIDTABLE_NOTIFY_ROWS_DELETED,
3274                                 pos,
3275                                 numRows );
3276
3277         GetView()->ProcessTableMessage( msg );
3278     }
3279
3280     return TRUE;
3281 }
3282
3283 bool wxGridStringTable::InsertCols( size_t pos, size_t numCols )
3284 {
3285     size_t row, col;
3286
3287     size_t curNumRows = m_data.GetCount();
3288     size_t curNumCols = ( curNumRows > 0 ? m_data[0].GetCount() :
3289                           ( GetView() ? GetView()->GetNumberCols() : 0 ) );
3290
3291     if ( pos >= curNumCols )
3292     {
3293         return AppendCols( numCols );
3294     }
3295
3296     for ( row = 0;  row < curNumRows;  row++ )
3297     {
3298         for ( col = pos;  col < pos + numCols;  col++ )
3299         {
3300             m_data[row].Insert( wxEmptyString, col );
3301         }
3302     }
3303     if ( GetView() )
3304     {
3305         wxGridTableMessage msg( this,
3306                                 wxGRIDTABLE_NOTIFY_COLS_INSERTED,
3307                                 pos,
3308                                 numCols );
3309
3310         GetView()->ProcessTableMessage( msg );
3311     }
3312
3313     return TRUE;
3314 }
3315
3316 bool wxGridStringTable::AppendCols( size_t numCols )
3317 {
3318     size_t row;
3319
3320     size_t curNumRows = m_data.GetCount();
3321 #if 0
3322     if ( !curNumRows )
3323     {
3324         // TODO: something better than this ?
3325         //
3326         wxFAIL_MSG( wxT("Unable to append cols to a grid table with no rows.\nCall AppendRows() first") );
3327         return FALSE;
3328     }
3329 #endif
3330
3331     for ( row = 0;  row < curNumRows;  row++ )
3332     {
3333         m_data[row].Add( wxEmptyString, numCols );
3334     }
3335
3336     if ( GetView() )
3337     {
3338         wxGridTableMessage msg( this,
3339                                 wxGRIDTABLE_NOTIFY_COLS_APPENDED,
3340                                 numCols );
3341
3342         GetView()->ProcessTableMessage( msg );
3343     }
3344
3345     return TRUE;
3346 }
3347
3348 bool wxGridStringTable::DeleteCols( size_t pos, size_t numCols )
3349 {
3350     size_t row;
3351
3352     size_t curNumRows = m_data.GetCount();
3353     size_t curNumCols = ( curNumRows > 0 ? m_data[0].GetCount() :
3354                           ( GetView() ? GetView()->GetNumberCols() : 0 ) );
3355
3356     if ( pos >= curNumCols )
3357     {
3358         wxFAIL_MSG( wxString::Format
3359                     (
3360                         wxT("Called wxGridStringTable::DeleteCols(pos=%lu, N=%lu)\nPos value is invalid for present table with %lu cols"),
3361                         (unsigned long)pos,
3362                         (unsigned long)numCols,
3363                         (unsigned long)curNumCols
3364                     ) );
3365         return FALSE;
3366     }
3367
3368     if ( numCols > curNumCols - pos )
3369     {
3370         numCols = curNumCols - pos;
3371     }
3372
3373     for ( row = 0;  row < curNumRows;  row++ )
3374     {
3375         if ( numCols >= curNumCols )
3376         {
3377             m_data[row].Clear();
3378         }
3379         else
3380         {
3381             m_data[row].RemoveAt( pos, numCols );
3382         }
3383     }
3384     if ( GetView() )
3385     {
3386         wxGridTableMessage msg( this,
3387                                 wxGRIDTABLE_NOTIFY_COLS_DELETED,
3388                                 pos,
3389                                 numCols );
3390
3391         GetView()->ProcessTableMessage( msg );
3392     }
3393
3394     return TRUE;
3395 }
3396
3397 wxString wxGridStringTable::GetRowLabelValue( int row )
3398 {
3399     if ( row > (int)(m_rowLabels.GetCount()) - 1 )
3400     {
3401         // using default label
3402         //
3403         return wxGridTableBase::GetRowLabelValue( row );
3404     }
3405     else
3406     {
3407         return m_rowLabels[ row ];
3408     }
3409 }
3410
3411 wxString wxGridStringTable::GetColLabelValue( int col )
3412 {
3413     if ( col > (int)(m_colLabels.GetCount()) - 1 )
3414     {
3415         // using default label
3416         //
3417         return wxGridTableBase::GetColLabelValue( col );
3418     }
3419     else
3420     {
3421         return m_colLabels[ col ];
3422     }
3423 }
3424
3425 void wxGridStringTable::SetRowLabelValue( int row, const wxString& value )
3426 {
3427     if ( row > (int)(m_rowLabels.GetCount()) - 1 )
3428     {
3429         int n = m_rowLabels.GetCount();
3430         int i;
3431         for ( i = n;  i <= row;  i++ )
3432         {
3433             m_rowLabels.Add( wxGridTableBase::GetRowLabelValue(i) );
3434         }
3435     }
3436
3437     m_rowLabels[row] = value;
3438 }
3439
3440 void wxGridStringTable::SetColLabelValue( int col, const wxString& value )
3441 {
3442     if ( col > (int)(m_colLabels.GetCount()) - 1 )
3443     {
3444         int n = m_colLabels.GetCount();
3445         int i;
3446         for ( i = n;  i <= col;  i++ )
3447         {
3448             m_colLabels.Add( wxGridTableBase::GetColLabelValue(i) );
3449         }
3450     }
3451
3452     m_colLabels[col] = value;
3453 }
3454
3455
3456
3457 //////////////////////////////////////////////////////////////////////
3458 //////////////////////////////////////////////////////////////////////
3459
3460 IMPLEMENT_DYNAMIC_CLASS( wxGridRowLabelWindow, wxWindow )
3461
3462 BEGIN_EVENT_TABLE( wxGridRowLabelWindow, wxWindow )
3463     EVT_PAINT( wxGridRowLabelWindow::OnPaint )
3464     EVT_MOUSEWHEEL( wxGridRowLabelWindow::OnMouseWheel)
3465     EVT_MOUSE_EVENTS( wxGridRowLabelWindow::OnMouseEvent )
3466     EVT_KEY_DOWN( wxGridRowLabelWindow::OnKeyDown )
3467     EVT_KEY_UP( wxGridRowLabelWindow::OnKeyUp )
3468 END_EVENT_TABLE()
3469
3470 wxGridRowLabelWindow::wxGridRowLabelWindow( wxGrid *parent,
3471                                             wxWindowID id,
3472                                             const wxPoint &pos, const wxSize &size )
3473   : wxWindow( parent, id, pos, size, wxWANTS_CHARS|wxBORDER_NONE )
3474 {
3475     m_owner = parent;
3476 }
3477
3478 void wxGridRowLabelWindow::OnPaint( wxPaintEvent& WXUNUSED(event) )
3479 {
3480     wxPaintDC dc(this);
3481
3482     // NO - don't do this because it will set both the x and y origin
3483     // coords to match the parent scrolled window and we just want to
3484     // set the y coord  - MB
3485     //
3486     // m_owner->PrepareDC( dc );
3487
3488     int x, y;
3489     m_owner->CalcUnscrolledPosition( 0, 0, &x, &y );
3490     dc.SetDeviceOrigin( 0, -y );
3491
3492     wxArrayInt rows = m_owner->CalcRowLabelsExposed( GetUpdateRegion() );
3493     m_owner->DrawRowLabels( dc , rows );
3494 }
3495
3496
3497 void wxGridRowLabelWindow::OnMouseEvent( wxMouseEvent& event )
3498 {
3499     m_owner->ProcessRowLabelMouseEvent( event );
3500 }
3501
3502
3503 void wxGridRowLabelWindow::OnMouseWheel( wxMouseEvent& event )
3504 {
3505     m_owner->GetEventHandler()->ProcessEvent(event);
3506 }
3507
3508
3509 // This seems to be required for wxMotif otherwise the mouse
3510 // cursor must be in the cell edit control to get key events
3511 //
3512 void wxGridRowLabelWindow::OnKeyDown( wxKeyEvent& event )
3513 {
3514     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) ) event.Skip();
3515 }
3516
3517 void wxGridRowLabelWindow::OnKeyUp( wxKeyEvent& event )
3518 {
3519     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) ) event.Skip();
3520 }
3521
3522
3523
3524 //////////////////////////////////////////////////////////////////////
3525
3526 IMPLEMENT_DYNAMIC_CLASS( wxGridColLabelWindow, wxWindow )
3527
3528 BEGIN_EVENT_TABLE( wxGridColLabelWindow, wxWindow )
3529     EVT_PAINT( wxGridColLabelWindow::OnPaint )
3530     EVT_MOUSEWHEEL( wxGridColLabelWindow::OnMouseWheel)
3531     EVT_MOUSE_EVENTS( wxGridColLabelWindow::OnMouseEvent )
3532     EVT_KEY_DOWN( wxGridColLabelWindow::OnKeyDown )
3533     EVT_KEY_UP( wxGridColLabelWindow::OnKeyUp )
3534 END_EVENT_TABLE()
3535
3536 wxGridColLabelWindow::wxGridColLabelWindow( wxGrid *parent,
3537                                             wxWindowID id,
3538                                             const wxPoint &pos, const wxSize &size )
3539   : wxWindow( parent, id, pos, size, wxWANTS_CHARS|wxBORDER_NONE )
3540 {
3541     m_owner = parent;
3542 }
3543
3544 void wxGridColLabelWindow::OnPaint( wxPaintEvent& WXUNUSED(event) )
3545 {
3546     wxPaintDC dc(this);
3547
3548     // NO - don't do this because it will set both the x and y origin
3549     // coords to match the parent scrolled window and we just want to
3550     // set the x coord  - MB
3551     //
3552     // m_owner->PrepareDC( dc );
3553
3554     int x, y;
3555     m_owner->CalcUnscrolledPosition( 0, 0, &x, &y );
3556     dc.SetDeviceOrigin( -x, 0 );
3557
3558     wxArrayInt cols = m_owner->CalcColLabelsExposed( GetUpdateRegion() );
3559     m_owner->DrawColLabels( dc , cols );
3560 }
3561
3562
3563 void wxGridColLabelWindow::OnMouseEvent( wxMouseEvent& event )
3564 {
3565     m_owner->ProcessColLabelMouseEvent( event );
3566 }
3567
3568 void wxGridColLabelWindow::OnMouseWheel( wxMouseEvent& event )
3569 {
3570     m_owner->GetEventHandler()->ProcessEvent(event);
3571 }
3572
3573
3574 // This seems to be required for wxMotif otherwise the mouse
3575 // cursor must be in the cell edit control to get key events
3576 //
3577 void wxGridColLabelWindow::OnKeyDown( wxKeyEvent& event )
3578 {
3579     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) ) event.Skip();
3580 }
3581
3582 void wxGridColLabelWindow::OnKeyUp( wxKeyEvent& event )
3583 {
3584     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) ) event.Skip();
3585 }
3586
3587
3588
3589 //////////////////////////////////////////////////////////////////////
3590
3591 IMPLEMENT_DYNAMIC_CLASS( wxGridCornerLabelWindow, wxWindow )
3592
3593 BEGIN_EVENT_TABLE( wxGridCornerLabelWindow, wxWindow )
3594     EVT_MOUSEWHEEL( wxGridCornerLabelWindow::OnMouseWheel)
3595     EVT_MOUSE_EVENTS( wxGridCornerLabelWindow::OnMouseEvent )
3596     EVT_PAINT( wxGridCornerLabelWindow::OnPaint)
3597     EVT_KEY_DOWN( wxGridCornerLabelWindow::OnKeyDown )
3598     EVT_KEY_UP( wxGridCornerLabelWindow::OnKeyUp )
3599 END_EVENT_TABLE()
3600
3601 wxGridCornerLabelWindow::wxGridCornerLabelWindow( wxGrid *parent,
3602                                                   wxWindowID id,
3603                                                   const wxPoint &pos, const wxSize &size )
3604   : wxWindow( parent, id, pos, size, wxWANTS_CHARS|wxBORDER_NONE )
3605 {
3606     m_owner = parent;
3607 }
3608
3609 void wxGridCornerLabelWindow::OnPaint( wxPaintEvent& WXUNUSED(event) )
3610 {
3611     wxPaintDC dc(this);
3612
3613     int client_height = 0;
3614     int client_width = 0;
3615     GetClientSize( &client_width, &client_height );
3616
3617     dc.SetPen( wxPen(wxSystemSettings::GetColour(wxSYS_COLOUR_3DDKSHADOW),1, wxSOLID) );
3618     dc.DrawLine( client_width-1, client_height-1, client_width-1, 0 );
3619     dc.DrawLine( client_width-1, client_height-1, 0, client_height-1 );
3620     dc.DrawLine( 0, 0, client_width, 0 );
3621     dc.DrawLine( 0, 0, 0, client_height );
3622
3623     dc.SetPen( *wxWHITE_PEN );
3624     dc.DrawLine( 1, 1, client_width-1, 1 );
3625     dc.DrawLine( 1, 1, 1, client_height-1 );
3626 }
3627
3628
3629 void wxGridCornerLabelWindow::OnMouseEvent( wxMouseEvent& event )
3630 {
3631     m_owner->ProcessCornerLabelMouseEvent( event );
3632 }
3633
3634
3635 void wxGridCornerLabelWindow::OnMouseWheel( wxMouseEvent& event )
3636 {
3637     m_owner->GetEventHandler()->ProcessEvent(event);
3638 }
3639
3640 // This seems to be required for wxMotif otherwise the mouse
3641 // cursor must be in the cell edit control to get key events
3642 //
3643 void wxGridCornerLabelWindow::OnKeyDown( wxKeyEvent& event )
3644 {
3645     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) ) event.Skip();
3646 }
3647
3648 void wxGridCornerLabelWindow::OnKeyUp( wxKeyEvent& event )
3649 {
3650     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) ) event.Skip();
3651 }
3652
3653
3654
3655 //////////////////////////////////////////////////////////////////////
3656
3657 IMPLEMENT_DYNAMIC_CLASS( wxGridWindow, wxWindow )
3658
3659 BEGIN_EVENT_TABLE( wxGridWindow, wxWindow )
3660     EVT_PAINT( wxGridWindow::OnPaint )
3661     EVT_MOUSEWHEEL( wxGridWindow::OnMouseWheel)
3662     EVT_MOUSE_EVENTS( wxGridWindow::OnMouseEvent )
3663     EVT_KEY_DOWN( wxGridWindow::OnKeyDown )
3664     EVT_KEY_UP( wxGridWindow::OnKeyUp )
3665     EVT_ERASE_BACKGROUND( wxGridWindow::OnEraseBackground )
3666 END_EVENT_TABLE()
3667
3668 wxGridWindow::wxGridWindow( wxGrid *parent,
3669                             wxGridRowLabelWindow *rowLblWin,
3670                             wxGridColLabelWindow *colLblWin,
3671                             wxWindowID id,
3672                             const wxPoint &pos,
3673                             const wxSize &size )
3674             : wxWindow( parent, id, pos, size, wxWANTS_CHARS | wxBORDER_NONE | wxCLIP_CHILDREN,
3675                         wxT("grid window") )
3676
3677 {
3678     m_owner = parent;
3679     m_rowLabelWin = rowLblWin;
3680     m_colLabelWin = colLblWin;
3681     SetBackgroundColour(_T("WHITE"));
3682 }
3683
3684
3685 wxGridWindow::~wxGridWindow()
3686 {
3687 }
3688
3689
3690 void wxGridWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
3691 {
3692     wxPaintDC dc( this );
3693     m_owner->PrepareDC( dc );
3694     wxRegion reg = GetUpdateRegion();
3695     wxGridCellCoordsArray DirtyCells = m_owner->CalcCellsExposed( reg );
3696     m_owner->DrawGridCellArea( dc , DirtyCells);
3697 #if WXGRID_DRAW_LINES
3698     m_owner->DrawAllGridLines( dc, reg );
3699 #endif
3700     m_owner->DrawGridSpace( dc );
3701     m_owner->DrawHighlight( dc , DirtyCells );
3702 }
3703
3704
3705 void wxGridWindow::ScrollWindow( int dx, int dy, const wxRect *rect )
3706 {
3707     wxWindow::ScrollWindow( dx, dy, rect );
3708     m_rowLabelWin->ScrollWindow( 0, dy, rect );
3709     m_colLabelWin->ScrollWindow( dx, 0, rect );
3710 }
3711
3712
3713 void wxGridWindow::OnMouseEvent( wxMouseEvent& event )
3714 {
3715     m_owner->ProcessGridCellMouseEvent( event );
3716 }
3717
3718 void wxGridWindow::OnMouseWheel( wxMouseEvent& event )
3719 {
3720     m_owner->GetEventHandler()->ProcessEvent(event);
3721 }
3722
3723 // This seems to be required for wxMotif/wxGTK otherwise the mouse
3724 // cursor must be in the cell edit control to get key events
3725 //
3726 void wxGridWindow::OnKeyDown( wxKeyEvent& event )
3727 {
3728     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) ) event.Skip();
3729 }
3730
3731 void wxGridWindow::OnKeyUp( wxKeyEvent& event )
3732 {
3733     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) ) event.Skip();
3734 }
3735
3736 void wxGridWindow::OnEraseBackground( wxEraseEvent& WXUNUSED(event) )
3737 {
3738 }
3739
3740
3741 //////////////////////////////////////////////////////////////////////
3742
3743 // Internal Helper function for computing row or column from some
3744 // (unscrolled) coordinate value, using either
3745 // m_defaultRowHeight/m_defaultColWidth or binary search on array
3746 // of m_rowBottoms/m_ColRights to speed up the search!
3747
3748 // Internal helper macros for simpler use of that function
3749
3750 static int CoordToRowOrCol(int coord, int defaultDist, int minDist,
3751                            const wxArrayInt& BorderArray, int nMax,
3752                            bool clipToMinMax);
3753
3754 #define internalXToCol(x) CoordToRowOrCol(x, m_defaultColWidth, \
3755                                           m_minAcceptableColWidth, \
3756                                           m_colRights, m_numCols, TRUE)
3757 #define internalYToRow(y) CoordToRowOrCol(y, m_defaultRowHeight, \
3758                                           m_minAcceptableRowHeight, \
3759                                           m_rowBottoms, m_numRows, TRUE)
3760 /////////////////////////////////////////////////////////////////////
3761
3762 #if wxUSE_EXTENDED_RTTI
3763 WX_DEFINE_FLAGS( wxGridStyle )
3764
3765 wxBEGIN_FLAGS( wxGridStyle )
3766     // new style border flags, we put them first to
3767     // use them for streaming out
3768     wxFLAGS_MEMBER(wxBORDER_SIMPLE)
3769     wxFLAGS_MEMBER(wxBORDER_SUNKEN)
3770     wxFLAGS_MEMBER(wxBORDER_DOUBLE)
3771     wxFLAGS_MEMBER(wxBORDER_RAISED)
3772     wxFLAGS_MEMBER(wxBORDER_STATIC)
3773     wxFLAGS_MEMBER(wxBORDER_NONE)
3774
3775     // old style border flags
3776     wxFLAGS_MEMBER(wxSIMPLE_BORDER)
3777     wxFLAGS_MEMBER(wxSUNKEN_BORDER)
3778     wxFLAGS_MEMBER(wxDOUBLE_BORDER)
3779     wxFLAGS_MEMBER(wxRAISED_BORDER)
3780     wxFLAGS_MEMBER(wxSTATIC_BORDER)
3781     wxFLAGS_MEMBER(wxBORDER)
3782
3783     // standard window styles
3784     wxFLAGS_MEMBER(wxTAB_TRAVERSAL)
3785     wxFLAGS_MEMBER(wxCLIP_CHILDREN)
3786     wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW)
3787     wxFLAGS_MEMBER(wxWANTS_CHARS)
3788     wxFLAGS_MEMBER(wxFULL_REPAINT_ON_RESIZE)
3789     wxFLAGS_MEMBER(wxALWAYS_SHOW_SB )
3790     wxFLAGS_MEMBER(wxVSCROLL)
3791     wxFLAGS_MEMBER(wxHSCROLL)
3792
3793 wxEND_FLAGS( wxGridStyle )
3794
3795 IMPLEMENT_DYNAMIC_CLASS_XTI(wxGrid, wxScrolledWindow,"wx/grid.h")
3796
3797 wxBEGIN_PROPERTIES_TABLE(wxGrid)
3798     wxHIDE_PROPERTY( Children )
3799     wxPROPERTY_FLAGS( WindowStyle , wxGridStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style
3800 wxEND_PROPERTIES_TABLE()
3801
3802 wxBEGIN_HANDLERS_TABLE(wxGrid)
3803 wxEND_HANDLERS_TABLE()
3804
3805 wxCONSTRUCTOR_5( wxGrid , wxWindow* , Parent , wxWindowID , Id , wxPoint , Position , wxSize , Size , long , WindowStyle )
3806
3807 /*
3808  TODO : Expose more information of a list's layout etc. via appropriate objects (à la NotebookPageInfo)
3809 */
3810 #else
3811 IMPLEMENT_DYNAMIC_CLASS( wxGrid, wxScrolledWindow )
3812 #endif
3813
3814 BEGIN_EVENT_TABLE( wxGrid, wxScrolledWindow )
3815     EVT_PAINT( wxGrid::OnPaint )
3816     EVT_SIZE( wxGrid::OnSize )
3817     EVT_KEY_DOWN( wxGrid::OnKeyDown )
3818     EVT_KEY_UP( wxGrid::OnKeyUp )
3819     EVT_ERASE_BACKGROUND( wxGrid::OnEraseBackground )
3820 END_EVENT_TABLE()
3821
3822 wxGrid::wxGrid()
3823 {
3824     // in order to make sure that a size event is not
3825     // trigerred in a unfinished state
3826     m_cornerLabelWin = NULL ;
3827     m_rowLabelWin = NULL ;
3828     m_colLabelWin = NULL ;
3829     m_gridWin = NULL ;
3830 }
3831
3832 wxGrid::wxGrid( wxWindow *parent,
3833                  wxWindowID id,
3834                  const wxPoint& pos,
3835                  const wxSize& size,
3836                  long style,
3837                  const wxString& name )
3838   : wxScrolledWindow( parent, id, pos, size, (style | wxWANTS_CHARS), name ),
3839     m_colMinWidths(GRID_HASH_SIZE),
3840     m_rowMinHeights(GRID_HASH_SIZE)
3841 {
3842     Create();
3843 }
3844
3845 bool wxGrid::Create(wxWindow *parent, wxWindowID id,
3846                           const wxPoint& pos, const wxSize& size,
3847                           long style, const wxString& name)
3848 {
3849     if (!wxScrolledWindow::Create(parent, id, pos, size,
3850                                   style | wxWANTS_CHARS , name))
3851         return FALSE;
3852
3853     m_colMinWidths = wxLongToLongHashMap(GRID_HASH_SIZE) ;
3854     m_rowMinHeights = wxLongToLongHashMap(GRID_HASH_SIZE) ;
3855
3856     Create() ;
3857
3858
3859     return TRUE;
3860 }
3861
3862
3863 wxGrid::~wxGrid()
3864 {
3865     // Must do this or ~wxScrollHelper will pop the wrong event handler
3866     SetTargetWindow(this);
3867     ClearAttrCache();
3868     wxSafeDecRef(m_defaultCellAttr);
3869
3870 #ifdef DEBUG_ATTR_CACHE
3871     size_t total = gs_nAttrCacheHits + gs_nAttrCacheMisses;
3872     wxPrintf(_T("wxGrid attribute cache statistics: "
3873                 "total: %u, hits: %u (%u%%)\n"),
3874              total, gs_nAttrCacheHits,
3875              total ? (gs_nAttrCacheHits*100) / total : 0);
3876 #endif
3877
3878     if (m_ownTable)
3879         delete m_table;
3880
3881     delete m_typeRegistry;
3882     delete m_selection;
3883 }
3884
3885
3886 //
3887 // ----- internal init and update functions
3888 //
3889
3890 void wxGrid::Create()
3891 {
3892     m_created = FALSE;    // set to TRUE by CreateGrid
3893
3894     m_table        = (wxGridTableBase *) NULL;
3895     m_ownTable     = FALSE;
3896
3897     m_cellEditCtrlEnabled = FALSE;
3898
3899     m_defaultCellAttr = new wxGridCellAttr();
3900
3901     // Set default cell attributes
3902     m_defaultCellAttr->SetDefAttr(m_defaultCellAttr);
3903     m_defaultCellAttr->SetKind(wxGridCellAttr::Default);
3904     m_defaultCellAttr->SetFont(GetFont());
3905     m_defaultCellAttr->SetAlignment(wxALIGN_LEFT, wxALIGN_TOP);
3906     m_defaultCellAttr->SetTextColour(
3907         wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT));
3908     m_defaultCellAttr->SetBackgroundColour(
3909         wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW));
3910     m_defaultCellAttr->SetRenderer(new wxGridCellStringRenderer);
3911     m_defaultCellAttr->SetEditor(new wxGridCellTextEditor);
3912
3913
3914     m_numRows = 0;
3915     m_numCols = 0;
3916     m_currentCellCoords = wxGridNoCellCoords;
3917
3918     m_rowLabelWidth = WXGRID_DEFAULT_ROW_LABEL_WIDTH;
3919     m_colLabelHeight = WXGRID_DEFAULT_COL_LABEL_HEIGHT;
3920
3921     // create the type registry
3922     m_typeRegistry = new wxGridTypeRegistry;
3923     m_selection = NULL;
3924
3925     // subwindow components that make up the wxGrid
3926     m_cornerLabelWin = new wxGridCornerLabelWindow( this,
3927                                                     -1,
3928                                                     wxDefaultPosition,
3929                                                     wxDefaultSize );
3930
3931     m_rowLabelWin = new wxGridRowLabelWindow( this,
3932                                               -1,
3933                                               wxDefaultPosition,
3934                                               wxDefaultSize );
3935
3936     m_colLabelWin = new wxGridColLabelWindow( this,
3937                                               -1,
3938                                               wxDefaultPosition,
3939                                               wxDefaultSize );
3940
3941     m_gridWin = new wxGridWindow( this,
3942                                   m_rowLabelWin,
3943                                   m_colLabelWin,
3944                                   -1,
3945                                   wxDefaultPosition,
3946                                   wxDefaultSize );
3947
3948     SetTargetWindow( m_gridWin );
3949
3950     Init();
3951 }
3952
3953
3954 bool wxGrid::CreateGrid( int numRows, int numCols,
3955                          wxGrid::wxGridSelectionModes selmode )
3956 {
3957     wxCHECK_MSG( !m_created,
3958                  FALSE,
3959                  wxT("wxGrid::CreateGrid or wxGrid::SetTable called more than once") );
3960
3961     m_numRows = numRows;
3962     m_numCols = numCols;
3963
3964     m_table = new wxGridStringTable( m_numRows, m_numCols );
3965     m_table->SetView( this );
3966     m_ownTable = TRUE;
3967     m_selection = new wxGridSelection( this, selmode );
3968
3969     CalcDimensions();
3970
3971     m_created = TRUE;
3972
3973     return m_created;
3974 }
3975
3976 void wxGrid::SetSelectionMode(wxGrid::wxGridSelectionModes selmode)
3977 {
3978     wxCHECK_RET( m_created,
3979                  wxT("Called wxGrid::SetSelectionMode() before calling CreateGrid()") );
3980
3981     m_selection->SetSelectionMode( selmode );
3982 }
3983
3984 wxGrid::wxGridSelectionModes wxGrid::GetSelectionMode() const
3985 {
3986     wxCHECK_MSG( m_created, wxGrid::wxGridSelectCells,
3987                  wxT("Called wxGrid::GetSelectionMode() before calling CreateGrid()") );
3988
3989     return m_selection->GetSelectionMode();
3990 }
3991
3992 bool wxGrid::SetTable( wxGridTableBase *table, bool takeOwnership,
3993                        wxGrid::wxGridSelectionModes selmode )
3994 {
3995     if ( m_created )
3996     {
3997         // stop all processing
3998         m_created = FALSE;
3999
4000         if (m_ownTable)
4001         {
4002             wxGridTableBase *t=m_table;
4003             m_table=0;
4004             delete t;
4005         }
4006         delete m_selection;
4007
4008         m_table=0;
4009         m_selection=0;
4010         m_numRows=0;
4011         m_numCols=0;
4012     }
4013     if (table)
4014     {
4015         m_numRows = table->GetNumberRows();
4016         m_numCols = table->GetNumberCols();
4017
4018         m_table = table;
4019         m_table->SetView( this );
4020         if (takeOwnership)
4021             m_ownTable = TRUE;
4022         m_selection = new wxGridSelection( this, selmode );
4023
4024         CalcDimensions();
4025
4026         m_created = TRUE;
4027     }
4028
4029     return m_created;
4030 }
4031
4032
4033 void wxGrid::Init()
4034 {
4035     m_rowLabelWidth  = WXGRID_DEFAULT_ROW_LABEL_WIDTH;
4036     m_colLabelHeight = WXGRID_DEFAULT_COL_LABEL_HEIGHT;
4037
4038     if ( m_rowLabelWin )
4039     {
4040         m_labelBackgroundColour = m_rowLabelWin->GetBackgroundColour();
4041     }
4042     else
4043     {
4044         m_labelBackgroundColour = wxColour( _T("WHITE") );
4045     }
4046
4047     m_labelTextColour = wxColour( _T("BLACK") );
4048
4049     // init attr cache
4050     m_attrCache.row = -1;
4051     m_attrCache.col = -1;
4052     m_attrCache.attr = NULL;
4053
4054     // TODO: something better than this ?
4055     //
4056     m_labelFont = this->GetFont();
4057     m_labelFont.SetWeight( wxBOLD );
4058
4059     m_rowLabelHorizAlign = wxALIGN_CENTRE;
4060     m_rowLabelVertAlign  = wxALIGN_CENTRE;
4061
4062     m_colLabelHorizAlign = wxALIGN_CENTRE;
4063     m_colLabelVertAlign  = wxALIGN_CENTRE;
4064     m_colLabelTextOrientation = wxHORIZONTAL;
4065
4066     m_defaultColWidth  = WXGRID_DEFAULT_COL_WIDTH;
4067     m_defaultRowHeight = m_gridWin->GetCharHeight();
4068
4069     m_minAcceptableColWidth  = WXGRID_MIN_COL_WIDTH;
4070     m_minAcceptableRowHeight = WXGRID_MIN_ROW_HEIGHT;
4071
4072 #if defined(__WXMOTIF__) || defined(__WXGTK__)  // see also text ctrl sizing in ShowCellEditControl()
4073     m_defaultRowHeight += 8;
4074 #else
4075     m_defaultRowHeight += 4;
4076 #endif
4077
4078     m_gridLineColour = wxColour( 192,192,192 );
4079     m_gridLinesEnabled = TRUE;
4080     m_cellHighlightColour = *wxBLACK;
4081     m_cellHighlightPenWidth = 2;
4082     m_cellHighlightROPenWidth = 1;
4083
4084     m_cursorMode  = WXGRID_CURSOR_SELECT_CELL;
4085     m_winCapture = (wxWindow *)NULL;
4086     m_canDragRowSize = TRUE;
4087     m_canDragColSize = TRUE;
4088     m_canDragGridSize = TRUE;
4089     m_dragLastPos  = -1;
4090     m_dragRowOrCol = -1;
4091     m_isDragging = FALSE;
4092     m_startDragPos = wxDefaultPosition;
4093
4094     m_waitForSlowClick = FALSE;
4095
4096     m_rowResizeCursor = wxCursor( wxCURSOR_SIZENS );
4097     m_colResizeCursor = wxCursor( wxCURSOR_SIZEWE );
4098
4099     m_currentCellCoords = wxGridNoCellCoords;
4100
4101     m_selectingTopLeft = wxGridNoCellCoords;
4102     m_selectingBottomRight = wxGridNoCellCoords;
4103     m_selectionBackground = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHT);
4104     m_selectionForeground = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT);
4105
4106     m_editable = TRUE;  // default for whole grid
4107
4108     m_inOnKeyDown = FALSE;
4109     m_batchCount = 0;
4110
4111     m_extraWidth =
4112     m_extraHeight = 0;
4113 }
4114
4115 // ----------------------------------------------------------------------------
4116 // the idea is to call these functions only when necessary because they create
4117 // quite big arrays which eat memory mostly unnecessary - in particular, if
4118 // default widths/heights are used for all rows/columns, we may not use these
4119 // arrays at all
4120 //
4121 // with some extra code, it should be possible to only store the
4122 // widths/heights different from default ones but this will be done later...
4123 // ----------------------------------------------------------------------------
4124
4125 void wxGrid::InitRowHeights()
4126 {
4127     m_rowHeights.Empty();
4128     m_rowBottoms.Empty();
4129
4130     m_rowHeights.Alloc( m_numRows );
4131     m_rowBottoms.Alloc( m_numRows );
4132
4133     int rowBottom = 0;
4134
4135     m_rowHeights.Add( m_defaultRowHeight, m_numRows );
4136
4137     for ( int i = 0;  i < m_numRows;  i++ )
4138     {
4139         rowBottom += m_defaultRowHeight;
4140         m_rowBottoms.Add( rowBottom );
4141     }
4142 }
4143
4144 void wxGrid::InitColWidths()
4145 {
4146     m_colWidths.Empty();
4147     m_colRights.Empty();
4148
4149     m_colWidths.Alloc( m_numCols );
4150     m_colRights.Alloc( m_numCols );
4151     int colRight = 0;
4152
4153     m_colWidths.Add( m_defaultColWidth, m_numCols );
4154
4155     for ( int i = 0;  i < m_numCols;  i++ )
4156     {
4157         colRight += m_defaultColWidth;
4158         m_colRights.Add( colRight );
4159     }
4160 }
4161
4162 int wxGrid::GetColWidth(int col) const
4163 {
4164     return m_colWidths.IsEmpty() ? m_defaultColWidth : m_colWidths[col];
4165 }
4166
4167 int wxGrid::GetColLeft(int col) const
4168 {
4169     return m_colRights.IsEmpty() ? col * m_defaultColWidth
4170                                  : m_colRights[col] - m_colWidths[col];
4171 }
4172
4173 int wxGrid::GetColRight(int col) const
4174 {
4175     return m_colRights.IsEmpty() ? (col + 1) * m_defaultColWidth
4176                                  : m_colRights[col];
4177 }
4178
4179 int wxGrid::GetRowHeight(int row) const
4180 {
4181     return m_rowHeights.IsEmpty() ? m_defaultRowHeight : m_rowHeights[row];
4182 }
4183
4184 int wxGrid::GetRowTop(int row) const
4185 {
4186     return m_rowBottoms.IsEmpty() ? row * m_defaultRowHeight
4187                                   : m_rowBottoms[row] - m_rowHeights[row];
4188 }
4189
4190 int wxGrid::GetRowBottom(int row) const
4191 {
4192     return m_rowBottoms.IsEmpty() ? (row + 1) * m_defaultRowHeight
4193                                   : m_rowBottoms[row];
4194 }
4195
4196 void wxGrid::CalcDimensions()
4197 {
4198     int cw, ch;
4199     GetClientSize( &cw, &ch );
4200
4201     if ( m_rowLabelWin->IsShown() )
4202         cw -= m_rowLabelWidth;
4203     if ( m_colLabelWin->IsShown() )
4204         ch -= m_colLabelHeight;
4205
4206     // grid total size
4207     int w = m_numCols > 0 ? GetColRight(m_numCols - 1) + m_extraWidth + 1 : 0;
4208     int h = m_numRows > 0 ? GetRowBottom(m_numRows - 1) + m_extraHeight + 1 : 0;
4209
4210     // take into account editor if shown
4211     if( IsCellEditControlShown() )
4212     {
4213       int w2, h2;
4214       int r = m_currentCellCoords.GetRow();
4215       int c = m_currentCellCoords.GetCol();
4216       int x = GetColLeft(c);
4217       int y = GetRowTop(r);
4218
4219       // how big is the editor
4220       wxGridCellAttr* attr = GetCellAttr(r, c);
4221       wxGridCellEditor* editor = attr->GetEditor(this, r, c);
4222       editor->GetControl()->GetSize(&w2, &h2);
4223       w2 += x;
4224       h2 += y;
4225       if( w2 > w ) w = w2;
4226       if( h2 > h ) h = h2;
4227       editor->DecRef();
4228       attr->DecRef();
4229     }
4230
4231     // preserve (more or less) the previous position
4232     int x, y;
4233     GetViewStart( &x, &y );
4234
4235     // maybe we don't need scrollbars at all?
4236     //
4237     // also adjust the position to be valid for the new scroll rangs
4238     if ( w <= cw )
4239     {
4240         w = x = 0;
4241     }
4242     else
4243     {
4244         if ( x >= w )
4245             x = w - 1;
4246     }
4247
4248     if ( h <= ch )
4249     {
4250         h = y = 0;
4251     }
4252     else
4253     {
4254         if ( y >= h )
4255             y = h - 1;
4256     }
4257
4258     // do set scrollbar parameters
4259     SetScrollbars( GRID_SCROLL_LINE_X, GRID_SCROLL_LINE_Y,
4260                    GetScrollX(w), GetScrollY(h), x, y,
4261                    GetBatchCount() != 0);
4262
4263     // if our OnSize() hadn't been called (it would if we have scrollbars), we
4264     // still must reposition the children
4265     CalcWindowSizes();
4266 }
4267
4268
4269 void wxGrid::CalcWindowSizes()
4270 {
4271     // escape if the window is has not been fully created yet
4272
4273     if ( m_cornerLabelWin == NULL )
4274         return ;
4275
4276     int cw, ch;
4277     GetClientSize( &cw, &ch );
4278
4279     if ( m_cornerLabelWin->IsShown() )
4280         m_cornerLabelWin->SetSize( 0, 0, m_rowLabelWidth, m_colLabelHeight );
4281
4282     if ( m_colLabelWin->IsShown() )
4283         m_colLabelWin->SetSize( m_rowLabelWidth, 0, cw-m_rowLabelWidth, m_colLabelHeight);
4284
4285     if ( m_rowLabelWin->IsShown() )
4286         m_rowLabelWin->SetSize( 0, m_colLabelHeight, m_rowLabelWidth, ch-m_colLabelHeight);
4287
4288     if ( m_gridWin->IsShown() )
4289         m_gridWin->SetSize( m_rowLabelWidth, m_colLabelHeight, cw-m_rowLabelWidth, ch-m_colLabelHeight);
4290 }
4291
4292
4293 // this is called when the grid table sends a message to say that it
4294 // has been redimensioned
4295 //
4296 bool wxGrid::Redimension( wxGridTableMessage& msg )
4297 {
4298     int i;
4299     bool result = FALSE;
4300
4301     // Clear the attribute cache as the attribute might refer to a different
4302     // cell than stored in the cache after adding/removing rows/columns.
4303     ClearAttrCache();
4304     // By the same reasoning, the editor should be dismissed if columns are
4305     // added or removed. And for consistency, it should IMHO always be
4306     // removed, not only if the cell "underneath" it actually changes.
4307     // For now, I intentionally do not save the editor's content as the
4308     // cell it might want to save that stuff to might no longer exist.
4309     HideCellEditControl();
4310 #if 0
4311     // if we were using the default widths/heights so far, we must change them
4312     // now
4313     if ( m_colWidths.IsEmpty() )
4314     {
4315         InitColWidths();
4316     }
4317
4318     if ( m_rowHeights.IsEmpty() )
4319     {
4320         InitRowHeights();
4321     }
4322 #endif
4323
4324     switch ( msg.GetId() )
4325     {
4326         case wxGRIDTABLE_NOTIFY_ROWS_INSERTED:
4327         {
4328             size_t pos = msg.GetCommandInt();
4329             int numRows = msg.GetCommandInt2();
4330
4331             m_numRows += numRows;
4332
4333             if ( !m_rowHeights.IsEmpty() )
4334             {
4335                 m_rowHeights.Insert( m_defaultRowHeight, pos, numRows );
4336                 m_rowBottoms.Insert( 0, pos, numRows );
4337
4338                 int bottom = 0;
4339                 if ( pos > 0 ) bottom = m_rowBottoms[pos-1];
4340
4341                 for ( i = pos;  i < m_numRows;  i++ )
4342                 {
4343                     bottom += m_rowHeights[i];
4344                     m_rowBottoms[i] = bottom;
4345                 }
4346             }
4347             if ( m_currentCellCoords == wxGridNoCellCoords )
4348             {
4349                 // if we have just inserted cols into an empty grid the current
4350                 // cell will be undefined...
4351                 //
4352                 SetCurrentCell( 0, 0 );
4353             }
4354
4355             if ( m_selection )
4356                 m_selection->UpdateRows( pos, numRows );
4357             wxGridCellAttrProvider * attrProvider = m_table->GetAttrProvider();
4358             if (attrProvider)
4359                 attrProvider->UpdateAttrRows( pos, numRows );
4360
4361             if ( !GetBatchCount() )
4362             {
4363                 CalcDimensions();
4364                 m_rowLabelWin->Refresh();
4365             }
4366         }
4367         result = TRUE;
4368         break;
4369
4370         case wxGRIDTABLE_NOTIFY_ROWS_APPENDED:
4371         {
4372             int numRows = msg.GetCommandInt();
4373             int oldNumRows = m_numRows;
4374             m_numRows += numRows;
4375
4376             if ( !m_rowHeights.IsEmpty() )
4377             {
4378                 m_rowHeights.Add( m_defaultRowHeight, numRows );
4379                 m_rowBottoms.Add( 0, numRows );
4380
4381                 int bottom = 0;
4382                 if ( oldNumRows > 0 ) bottom = m_rowBottoms[oldNumRows-1];
4383
4384                 for ( i = oldNumRows;  i < m_numRows;  i++ )
4385                 {
4386                     bottom += m_rowHeights[i];
4387                     m_rowBottoms[i] = bottom;
4388                 }
4389             }
4390             if ( m_currentCellCoords == wxGridNoCellCoords )
4391             {
4392                 // if we have just inserted cols into an empty grid the current
4393                 // cell will be undefined...
4394                 //
4395                 SetCurrentCell( 0, 0 );
4396             }
4397             if ( !GetBatchCount() )
4398             {
4399                 CalcDimensions();
4400                 m_rowLabelWin->Refresh();
4401             }
4402         }
4403         result = TRUE;
4404         break;
4405
4406         case wxGRIDTABLE_NOTIFY_ROWS_DELETED:
4407         {
4408             size_t pos = msg.GetCommandInt();
4409             int numRows = msg.GetCommandInt2();
4410             m_numRows -= numRows;
4411
4412             if ( !m_rowHeights.IsEmpty() )
4413             {
4414                 m_rowHeights.RemoveAt( pos, numRows );
4415                 m_rowBottoms.RemoveAt( pos, numRows );
4416
4417                 int h = 0;
4418                 for ( i = 0;  i < m_numRows;  i++ )
4419                 {
4420                     h += m_rowHeights[i];
4421                     m_rowBottoms[i] = h;
4422                 }
4423             }
4424             if ( !m_numRows )
4425             {
4426                 m_currentCellCoords = wxGridNoCellCoords;
4427             }
4428             else
4429             {
4430                 if ( m_currentCellCoords.GetRow() >= m_numRows )
4431                     m_currentCellCoords.Set( 0, 0 );
4432             }
4433
4434             if ( m_selection )
4435                 m_selection->UpdateRows( pos, -((int)numRows) );
4436             wxGridCellAttrProvider * attrProvider = m_table->GetAttrProvider();
4437             if (attrProvider) {
4438                 attrProvider->UpdateAttrRows( pos, -((int)numRows) );
4439 // ifdef'd out following patch from Paul Gammans
4440 #if 0
4441                 // No need to touch column attributes, unless we
4442                 // removed _all_ rows, in this case, we remove
4443                 // all column attributes.
4444                 // I hate to do this here, but the
4445                 // needed data is not available inside UpdateAttrRows.
4446                 if ( !GetNumberRows() )
4447                     attrProvider->UpdateAttrCols( 0, -GetNumberCols() );
4448 #endif
4449             }
4450             if ( !GetBatchCount() )
4451             {
4452                 CalcDimensions();
4453                 m_rowLabelWin->Refresh();
4454             }
4455         }
4456         result = TRUE;
4457         break;
4458
4459         case wxGRIDTABLE_NOTIFY_COLS_INSERTED:
4460         {
4461             size_t pos = msg.GetCommandInt();
4462             int numCols = msg.GetCommandInt2();
4463             m_numCols += numCols;
4464
4465             if ( !m_colWidths.IsEmpty() )
4466             {
4467                 m_colWidths.Insert( m_defaultColWidth, pos, numCols );
4468                 m_colRights.Insert( 0, pos, numCols );
4469
4470                 int right = 0;
4471                 if ( pos > 0 ) right = m_colRights[pos-1];
4472
4473                 for ( i = pos;  i < m_numCols;  i++ )
4474                 {
4475                     right += m_colWidths[i];
4476                     m_colRights[i] = right;
4477                 }
4478             }
4479             if ( m_currentCellCoords == wxGridNoCellCoords )
4480             {
4481                 // if we have just inserted cols into an empty grid the current
4482                 // cell will be undefined...
4483                 //
4484                 SetCurrentCell( 0, 0 );
4485             }
4486
4487             if ( m_selection )
4488                 m_selection->UpdateCols( pos, numCols );
4489             wxGridCellAttrProvider * attrProvider = m_table->GetAttrProvider();
4490             if (attrProvider)
4491                 attrProvider->UpdateAttrCols( pos, numCols );
4492             if ( !GetBatchCount() )
4493             {
4494                 CalcDimensions();
4495                 m_colLabelWin->Refresh();
4496             }
4497
4498         }
4499         result = TRUE;
4500         break;
4501
4502         case wxGRIDTABLE_NOTIFY_COLS_APPENDED:
4503         {
4504             int numCols = msg.GetCommandInt();
4505             int oldNumCols = m_numCols;
4506             m_numCols += numCols;
4507             if ( !m_colWidths.IsEmpty() )
4508             {
4509                 m_colWidths.Add( m_defaultColWidth, numCols );
4510                 m_colRights.Add( 0, numCols );
4511
4512                 int right = 0;
4513                 if ( oldNumCols > 0 ) right = m_colRights[oldNumCols-1];
4514
4515                 for ( i = oldNumCols;  i < m_numCols;  i++ )
4516                 {
4517                     right += m_colWidths[i];
4518                     m_colRights[i] = right;
4519                 }
4520             }
4521             if ( m_currentCellCoords == wxGridNoCellCoords )
4522             {
4523                 // if we have just inserted cols into an empty grid the current
4524                 // cell will be undefined...
4525                 //
4526                 SetCurrentCell( 0, 0 );
4527             }
4528             if ( !GetBatchCount() )
4529             {
4530                 CalcDimensions();
4531                 m_colLabelWin->Refresh();
4532             }
4533         }
4534         result = TRUE;
4535         break;
4536
4537         case wxGRIDTABLE_NOTIFY_COLS_DELETED:
4538         {
4539             size_t pos = msg.GetCommandInt();
4540             int numCols = msg.GetCommandInt2();
4541             m_numCols -= numCols;
4542
4543             if ( !m_colWidths.IsEmpty() )
4544             {
4545                 m_colWidths.RemoveAt( pos, numCols );
4546                 m_colRights.RemoveAt( pos, numCols );
4547
4548                 int w = 0;
4549                 for ( i = 0;  i < m_numCols;  i++ )
4550                 {
4551                     w += m_colWidths[i];
4552                     m_colRights[i] = w;
4553                 }
4554             }
4555             if ( !m_numCols )
4556             {
4557                 m_currentCellCoords = wxGridNoCellCoords;
4558             }
4559             else
4560             {
4561                 if ( m_currentCellCoords.GetCol() >= m_numCols )
4562                   m_currentCellCoords.Set( 0, 0 );
4563             }
4564
4565             if ( m_selection )
4566                 m_selection->UpdateCols( pos, -((int)numCols) );
4567             wxGridCellAttrProvider * attrProvider = m_table->GetAttrProvider();
4568             if (attrProvider) {
4569                 attrProvider->UpdateAttrCols( pos, -((int)numCols) );
4570 // ifdef'd out following patch from Paul Gammans
4571 #if 0
4572                 // No need to touch row attributes, unless we
4573                 // removed _all_ columns, in this case, we remove
4574                 // all row attributes.
4575                 // I hate to do this here, but the
4576                 // needed data is not available inside UpdateAttrCols.
4577                 if ( !GetNumberCols() )
4578                     attrProvider->UpdateAttrRows( 0, -GetNumberRows() );
4579 #endif
4580             }
4581             if ( !GetBatchCount() )
4582             {
4583                 CalcDimensions();
4584                 m_colLabelWin->Refresh();
4585             }
4586         }
4587         result = TRUE;
4588         break;
4589     }
4590
4591     if (result && !GetBatchCount() )
4592         m_gridWin->Refresh();
4593     return result;
4594 }
4595
4596
4597 wxArrayInt wxGrid::CalcRowLabelsExposed( const wxRegion& reg )
4598 {
4599     wxRegionIterator iter( reg );
4600     wxRect r;
4601
4602     wxArrayInt  rowlabels;
4603
4604     int top, bottom;
4605     while ( iter )
4606     {
4607         r = iter.GetRect();
4608
4609         // TODO: remove this when we can...
4610         // There is a bug in wxMotif that gives garbage update
4611         // rectangles if you jump-scroll a long way by clicking the
4612         // scrollbar with middle button.  This is a work-around
4613         //
4614 #if defined(__WXMOTIF__)
4615         int cw, ch;
4616         m_gridWin->GetClientSize( &cw, &ch );
4617         if ( r.GetTop() > ch ) r.SetTop( 0 );
4618         r.SetBottom( wxMin( r.GetBottom(), ch ) );
4619 #endif
4620
4621         // logical bounds of update region
4622         //
4623         int dummy;
4624         CalcUnscrolledPosition( 0, r.GetTop(), &dummy, &top );
4625         CalcUnscrolledPosition( 0, r.GetBottom(), &dummy, &bottom );
4626
4627         // find the row labels within these bounds
4628         //
4629         int row;
4630         for ( row = internalYToRow(top);  row < m_numRows;  row++ )
4631         {
4632             if ( GetRowBottom(row) < top )
4633                 continue;
4634
4635             if ( GetRowTop(row) > bottom )
4636                 break;
4637
4638             rowlabels.Add( row );
4639         }
4640
4641         iter++ ;
4642     }
4643
4644     return rowlabels;
4645 }
4646
4647
4648 wxArrayInt wxGrid::CalcColLabelsExposed( const wxRegion& reg )
4649 {
4650     wxRegionIterator iter( reg );
4651     wxRect r;
4652
4653     wxArrayInt colLabels;
4654
4655     int left, right;
4656     while ( iter )
4657     {
4658         r = iter.GetRect();
4659
4660         // TODO: remove this when we can...
4661         // There is a bug in wxMotif that gives garbage update
4662         // rectangles if you jump-scroll a long way by clicking the
4663         // scrollbar with middle button.  This is a work-around
4664         //
4665 #if defined(__WXMOTIF__)
4666         int cw, ch;
4667         m_gridWin->GetClientSize( &cw, &ch );
4668         if ( r.GetLeft() > cw ) r.SetLeft( 0 );
4669         r.SetRight( wxMin( r.GetRight(), cw ) );
4670 #endif
4671
4672         // logical bounds of update region
4673         //
4674         int dummy;
4675         CalcUnscrolledPosition( r.GetLeft(), 0, &left, &dummy );
4676         CalcUnscrolledPosition( r.GetRight(), 0, &right, &dummy );
4677
4678         // find the cells within these bounds
4679         //
4680         int col;
4681         for ( col = internalXToCol(left);  col < m_numCols;  col++ )
4682         {
4683             if ( GetColRight(col) < left )
4684                 continue;
4685
4686             if ( GetColLeft(col) > right )
4687                 break;
4688
4689             colLabels.Add( col );
4690         }
4691
4692         iter++ ;
4693     }
4694     return colLabels;
4695 }
4696
4697
4698 wxGridCellCoordsArray wxGrid::CalcCellsExposed( const wxRegion& reg )
4699 {
4700     wxRegionIterator iter( reg );
4701     wxRect r;
4702
4703     wxGridCellCoordsArray  cellsExposed;
4704
4705     int left, top, right, bottom;
4706     while ( iter )
4707     {
4708         r = iter.GetRect();
4709
4710         // TODO: remove this when we can...
4711         // There is a bug in wxMotif that gives garbage update
4712         // rectangles if you jump-scroll a long way by clicking the
4713         // scrollbar with middle button.  This is a work-around
4714         //
4715 #if defined(__WXMOTIF__)
4716         int cw, ch;
4717         m_gridWin->GetClientSize( &cw, &ch );
4718         if ( r.GetTop() > ch ) r.SetTop( 0 );
4719         if ( r.GetLeft() > cw ) r.SetLeft( 0 );
4720         r.SetRight( wxMin( r.GetRight(), cw ) );
4721         r.SetBottom( wxMin( r.GetBottom(), ch ) );
4722 #endif
4723
4724         // logical bounds of update region
4725         //
4726         CalcUnscrolledPosition( r.GetLeft(), r.GetTop(), &left, &top );
4727         CalcUnscrolledPosition( r.GetRight(), r.GetBottom(), &right, &bottom );
4728
4729         // find the cells within these bounds
4730         //
4731         int row, col;
4732         for ( row = internalYToRow(top);  row < m_numRows;  row++ )
4733         {
4734             if ( GetRowBottom(row) <= top )
4735                 continue;
4736
4737             if ( GetRowTop(row) > bottom )
4738                 break;
4739
4740             for ( col = internalXToCol(left);  col < m_numCols;  col++ )
4741             {
4742                 if ( GetColRight(col) <= left )
4743                     continue;
4744
4745                 if ( GetColLeft(col) > right )
4746                     break;
4747
4748                 cellsExposed.Add( wxGridCellCoords( row, col ) );
4749             }
4750         }
4751
4752         iter++;
4753     }
4754
4755     return cellsExposed;
4756 }
4757
4758
4759 void wxGrid::ProcessRowLabelMouseEvent( wxMouseEvent& event )
4760 {
4761     int x, y, row;
4762     wxPoint pos( event.GetPosition() );
4763     CalcUnscrolledPosition( pos.x, pos.y, &x, &y );
4764
4765     if ( event.Dragging() )
4766     {
4767         if (!m_isDragging)
4768         {
4769             m_isDragging = TRUE;
4770             m_rowLabelWin->CaptureMouse();
4771         }
4772
4773         if ( event.LeftIsDown() )
4774         {
4775             switch( m_cursorMode )
4776             {
4777                 case WXGRID_CURSOR_RESIZE_ROW:
4778                 {
4779                     int cw, ch, left, dummy;
4780                     m_gridWin->GetClientSize( &cw, &ch );
4781                     CalcUnscrolledPosition( 0, 0, &left, &dummy );
4782
4783                     wxClientDC dc( m_gridWin );
4784                     PrepareDC( dc );
4785                     y = wxMax( y,
4786                                GetRowTop(m_dragRowOrCol) +
4787                                GetRowMinimalHeight(m_dragRowOrCol) );
4788                     dc.SetLogicalFunction(wxINVERT);
4789                     if ( m_dragLastPos >= 0 )
4790                     {
4791                         dc.DrawLine( left, m_dragLastPos, left+cw, m_dragLastPos );
4792                     }
4793                     dc.DrawLine( left, y, left+cw, y );
4794                     m_dragLastPos = y;
4795                 }
4796                 break;
4797
4798                 case WXGRID_CURSOR_SELECT_ROW:
4799                     if ( (row = YToRow( y )) >= 0 )
4800                     {
4801                         if ( m_selection )
4802                         {
4803                             m_selection->SelectRow( row,
4804                                                     event.ControlDown(),
4805                                                     event.ShiftDown(),
4806                                                     event.AltDown(),
4807                                                     event.MetaDown() );
4808                         }
4809                     }
4810
4811                 // default label to suppress warnings about "enumeration value
4812                 // 'xxx' not handled in switch
4813                 default:
4814                     break;
4815             }
4816         }
4817         return;
4818     }
4819
4820     if ( m_isDragging && (event.Entering() || event.Leaving()) )
4821         return;
4822
4823     if (m_isDragging)
4824     {
4825         if (m_rowLabelWin->HasCapture()) m_rowLabelWin->ReleaseMouse();
4826         m_isDragging = FALSE;
4827     }
4828
4829     // ------------ Entering or leaving the window
4830     //
4831     if ( event.Entering() || event.Leaving() )
4832     {
4833         ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_rowLabelWin);
4834     }
4835
4836
4837     // ------------ Left button pressed
4838     //
4839     else if ( event.LeftDown() )
4840     {
4841         // don't send a label click event for a hit on the
4842         // edge of the row label - this is probably the user
4843         // wanting to resize the row
4844         //
4845         if ( YToEdgeOfRow(y) < 0 )
4846         {
4847             row = YToRow(y);
4848             if ( row >= 0  &&
4849                  !SendEvent( wxEVT_GRID_LABEL_LEFT_CLICK, row, -1, event ) )
4850             {
4851                 if ( !event.ShiftDown() && !event.ControlDown() )
4852                     ClearSelection();
4853                 if ( m_selection )
4854                 {
4855                     if ( event.ShiftDown() )
4856                     {
4857                         m_selection->SelectBlock( m_currentCellCoords.GetRow(),
4858                                                   0,
4859                                                   row,
4860                                                   GetNumberCols() - 1,
4861                                                   event.ControlDown(),
4862                                                   event.ShiftDown(),
4863                                                   event.AltDown(),
4864                                                   event.MetaDown() );
4865                     }
4866                     else
4867                     {
4868                         m_selection->SelectRow( row,
4869                                                 event.ControlDown(),
4870                                                 event.ShiftDown(),
4871                                                 event.AltDown(),
4872                                                 event.MetaDown() );
4873                     }
4874                 }
4875
4876                 ChangeCursorMode(WXGRID_CURSOR_SELECT_ROW, m_rowLabelWin);
4877             }
4878         }
4879         else
4880         {
4881             // starting to drag-resize a row
4882             //
4883             if ( CanDragRowSize() )
4884                 ChangeCursorMode(WXGRID_CURSOR_RESIZE_ROW, m_rowLabelWin);
4885         }
4886     }
4887
4888
4889     // ------------ Left double click
4890     //
4891     else if (event.LeftDClick() )
4892     {
4893         int row = YToEdgeOfRow(y);
4894         if ( row < 0 )
4895         {
4896             row = YToRow(y);
4897             if ( row >=0 &&
4898                  !SendEvent( wxEVT_GRID_LABEL_LEFT_DCLICK, row, -1, event ) )
4899             {
4900                 // no default action at the moment
4901             }
4902         }
4903         else
4904         {
4905             // adjust row height depending on label text
4906             AutoSizeRowLabelSize( row );
4907
4908             ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_colLabelWin);
4909             m_dragLastPos  = -1;
4910         }
4911     }
4912
4913
4914     // ------------ Left button released
4915     //
4916     else if ( event.LeftUp() )
4917     {
4918         if ( m_cursorMode == WXGRID_CURSOR_RESIZE_ROW )
4919         {
4920             DoEndDragResizeRow();
4921
4922             // Note: we are ending the event *after* doing
4923             // default processing in this case
4924             //
4925             SendEvent( wxEVT_GRID_ROW_SIZE, m_dragRowOrCol, -1, event );
4926         }
4927
4928         ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_rowLabelWin);
4929         m_dragLastPos = -1;
4930     }
4931
4932
4933     // ------------ Right button down
4934     //
4935     else if ( event.RightDown() )
4936     {
4937         row = YToRow(y);
4938         if ( row >=0 &&
4939             !SendEvent( wxEVT_GRID_LABEL_RIGHT_CLICK, row, -1, event ) )
4940         {
4941             // no default action at the moment
4942         }
4943     }
4944
4945
4946     // ------------ Right double click
4947     //
4948     else if ( event.RightDClick() )
4949     {
4950         row = YToRow(y);
4951         if ( row >= 0 &&
4952              !SendEvent( wxEVT_GRID_LABEL_RIGHT_DCLICK, row, -1, event ) )
4953         {
4954             // no default action at the moment
4955         }
4956     }
4957
4958
4959     // ------------ No buttons down and mouse moving
4960     //
4961     else if ( event.Moving() )
4962     {
4963         m_dragRowOrCol = YToEdgeOfRow( y );
4964         if ( m_dragRowOrCol >= 0 )
4965         {
4966             if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
4967             {
4968                 // don't capture the mouse yet
4969                 if ( CanDragRowSize() )
4970                     ChangeCursorMode(WXGRID_CURSOR_RESIZE_ROW, m_rowLabelWin, FALSE);
4971             }
4972         }
4973         else if ( m_cursorMode != WXGRID_CURSOR_SELECT_CELL )
4974         {
4975             ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_rowLabelWin, FALSE);
4976         }
4977     }
4978 }
4979
4980
4981 void wxGrid::ProcessColLabelMouseEvent( wxMouseEvent& event )
4982 {
4983     int x, y, col;
4984     wxPoint pos( event.GetPosition() );
4985     CalcUnscrolledPosition( pos.x, pos.y, &x, &y );
4986
4987     if ( event.Dragging() )
4988     {
4989         if (!m_isDragging)
4990         {
4991             m_isDragging = TRUE;
4992             m_colLabelWin->CaptureMouse();
4993         }
4994
4995         if ( event.LeftIsDown() )
4996         {
4997             switch( m_cursorMode )
4998             {
4999                 case WXGRID_CURSOR_RESIZE_COL:
5000                 {
5001                     int cw, ch, dummy, top;
5002                     m_gridWin->GetClientSize( &cw, &ch );
5003                     CalcUnscrolledPosition( 0, 0, &dummy, &top );
5004
5005                     wxClientDC dc( m_gridWin );
5006                     PrepareDC( dc );
5007
5008                     x = wxMax( x, GetColLeft(m_dragRowOrCol) +
5009                                   GetColMinimalWidth(m_dragRowOrCol));
5010                     dc.SetLogicalFunction(wxINVERT);
5011                     if ( m_dragLastPos >= 0 )
5012                     {
5013                         dc.DrawLine( m_dragLastPos, top, m_dragLastPos, top+ch );
5014                     }
5015                     dc.DrawLine( x, top, x, top+ch );
5016                     m_dragLastPos = x;
5017                 }
5018                 break;
5019
5020                 case WXGRID_CURSOR_SELECT_COL:
5021                     if ( (col = XToCol( x )) >= 0 )
5022                     {
5023                         if ( m_selection )
5024                         {
5025                             m_selection->SelectCol( col,
5026                                                     event.ControlDown(),
5027                                                     event.ShiftDown(),
5028                                                     event.AltDown(),
5029                                                     event.MetaDown() );
5030                         }
5031                     }
5032
5033                 // default label to suppress warnings about "enumeration value
5034                 // 'xxx' not handled in switch
5035                 default:
5036                     break;
5037             }
5038         }
5039         return;
5040     }
5041
5042     if ( m_isDragging && (event.Entering() || event.Leaving()) )
5043         return;
5044
5045     if (m_isDragging)
5046     {
5047         if (m_colLabelWin->HasCapture()) m_colLabelWin->ReleaseMouse();
5048         m_isDragging = FALSE;
5049     }
5050
5051     // ------------ Entering or leaving the window
5052     //
5053     if ( event.Entering() || event.Leaving() )
5054     {
5055         ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_colLabelWin);
5056     }
5057
5058
5059     // ------------ Left button pressed
5060     //
5061     else if ( event.LeftDown() )
5062     {
5063         // don't send a label click event for a hit on the
5064         // edge of the col label - this is probably the user
5065         // wanting to resize the col
5066         //
5067         if ( XToEdgeOfCol(x) < 0 )
5068         {
5069             col = XToCol(x);
5070             if ( col >= 0  &&
5071                  !SendEvent( wxEVT_GRID_LABEL_LEFT_CLICK, -1, col, event ) )
5072             {
5073                 if ( !event.ShiftDown() && !event.ControlDown() )
5074                     ClearSelection();
5075                 if ( m_selection )
5076                 {
5077                     if ( event.ShiftDown() )
5078                     {
5079                         m_selection->SelectBlock( 0,
5080                                                   m_currentCellCoords.GetCol(),
5081                                                   GetNumberRows() - 1, col,
5082                                                   event.ControlDown(),
5083                                                   event.ShiftDown(),
5084                                                   event.AltDown(),
5085                                                   event.MetaDown() );
5086                     }
5087                     else
5088                     {
5089                         m_selection->SelectCol( col,
5090                                                 event.ControlDown(),
5091                                                 event.ShiftDown(),
5092                                                 event.AltDown(),
5093                                                 event.MetaDown() );
5094                     }
5095                 }
5096
5097                 ChangeCursorMode(WXGRID_CURSOR_SELECT_COL, m_colLabelWin);
5098             }
5099         }
5100         else
5101         {
5102             // starting to drag-resize a col
5103             //
5104             if ( CanDragColSize() )
5105                 ChangeCursorMode(WXGRID_CURSOR_RESIZE_COL, m_colLabelWin);
5106         }
5107     }
5108
5109
5110     // ------------ Left double click
5111     //
5112     if ( event.LeftDClick() )
5113     {
5114         int col = XToEdgeOfCol(x);
5115         if ( col < 0 )
5116         {
5117             col = XToCol(x);
5118             if ( col >= 0 &&
5119                  ! SendEvent( wxEVT_GRID_LABEL_LEFT_DCLICK, -1, col, event ) )
5120             {
5121                 // no default action at the moment
5122             }
5123         }
5124         else
5125         {
5126             // adjust column width depending on label text
5127             AutoSizeColLabelSize( col );
5128
5129             ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_colLabelWin);
5130             m_dragLastPos  = -1;
5131         }
5132     }
5133
5134
5135     // ------------ Left button released
5136     //
5137     else if ( event.LeftUp() )
5138     {
5139         if ( m_cursorMode == WXGRID_CURSOR_RESIZE_COL )
5140         {
5141             DoEndDragResizeCol();
5142
5143             // Note: we are ending the event *after* doing
5144             // default processing in this case
5145             //
5146             SendEvent( wxEVT_GRID_COL_SIZE, -1, m_dragRowOrCol, event );
5147         }
5148
5149         ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_colLabelWin);
5150         m_dragLastPos  = -1;
5151     }
5152
5153
5154     // ------------ Right button down
5155     //
5156     else if ( event.RightDown() )
5157     {
5158         col = XToCol(x);
5159         if ( col >= 0 &&
5160              !SendEvent( wxEVT_GRID_LABEL_RIGHT_CLICK, -1, col, event ) )
5161         {
5162             // no default action at the moment
5163         }
5164     }
5165
5166
5167     // ------------ Right double click
5168     //
5169     else if ( event.RightDClick() )
5170     {
5171         col = XToCol(x);
5172         if ( col >= 0 &&
5173              !SendEvent( wxEVT_GRID_LABEL_RIGHT_DCLICK, -1, col, event ) )
5174         {
5175             // no default action at the moment
5176         }
5177     }
5178
5179
5180     // ------------ No buttons down and mouse moving
5181     //
5182     else if ( event.Moving() )
5183     {
5184         m_dragRowOrCol = XToEdgeOfCol( x );
5185         if ( m_dragRowOrCol >= 0 )
5186         {
5187             if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
5188             {
5189                 // don't capture the cursor yet
5190                 if ( CanDragColSize() )
5191                     ChangeCursorMode(WXGRID_CURSOR_RESIZE_COL, m_colLabelWin, FALSE);
5192             }
5193         }
5194         else if ( m_cursorMode != WXGRID_CURSOR_SELECT_CELL )
5195         {
5196             ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_colLabelWin, FALSE);
5197         }
5198     }
5199 }
5200
5201
5202 void wxGrid::ProcessCornerLabelMouseEvent( wxMouseEvent& event )
5203 {
5204     if ( event.LeftDown() )
5205     {
5206         // indicate corner label by having both row and
5207         // col args == -1
5208         //
5209         if ( !SendEvent( wxEVT_GRID_LABEL_LEFT_CLICK, -1, -1, event ) )
5210         {
5211             SelectAll();
5212         }
5213     }
5214
5215     else if ( event.LeftDClick() )
5216     {
5217         SendEvent( wxEVT_GRID_LABEL_LEFT_DCLICK, -1, -1, event );
5218     }
5219
5220     else if ( event.RightDown() )
5221     {
5222         if ( !SendEvent( wxEVT_GRID_LABEL_RIGHT_CLICK, -1, -1, event ) )
5223         {
5224             // no default action at the moment
5225         }
5226     }
5227
5228     else if ( event.RightDClick() )
5229     {
5230         if ( !SendEvent( wxEVT_GRID_LABEL_RIGHT_DCLICK, -1, -1, event ) )
5231         {
5232             // no default action at the moment
5233         }
5234     }
5235 }
5236
5237 void wxGrid::ChangeCursorMode(CursorMode mode,
5238                               wxWindow *win,
5239                               bool captureMouse)
5240 {
5241 #ifdef __WXDEBUG__
5242     static const wxChar *cursorModes[] =
5243     {
5244         _T("SELECT_CELL"),
5245         _T("RESIZE_ROW"),
5246         _T("RESIZE_COL"),
5247         _T("SELECT_ROW"),
5248         _T("SELECT_COL")
5249     };
5250
5251     wxLogTrace(_T("grid"),
5252                _T("wxGrid cursor mode (mouse capture for %s): %s -> %s"),
5253                win == m_colLabelWin ? _T("colLabelWin")
5254                                     : win ? _T("rowLabelWin")
5255                                           : _T("gridWin"),
5256                cursorModes[m_cursorMode], cursorModes[mode]);
5257 #endif // __WXDEBUG__
5258
5259     if ( mode == m_cursorMode &&
5260          win == m_winCapture &&
5261          captureMouse == (m_winCapture != NULL))
5262         return;
5263
5264     if ( !win )
5265     {
5266         // by default use the grid itself
5267         win = m_gridWin;
5268     }
5269
5270     if ( m_winCapture )
5271     {
5272         if (m_winCapture->HasCapture()) m_winCapture->ReleaseMouse();
5273         m_winCapture = (wxWindow *)NULL;
5274     }
5275
5276     m_cursorMode = mode;
5277
5278     switch ( m_cursorMode )
5279     {
5280         case WXGRID_CURSOR_RESIZE_ROW:
5281             win->SetCursor( m_rowResizeCursor );
5282             break;
5283
5284         case WXGRID_CURSOR_RESIZE_COL:
5285             win->SetCursor( m_colResizeCursor );
5286             break;
5287
5288         default:
5289             win->SetCursor( *wxSTANDARD_CURSOR );
5290     }
5291
5292     // we need to capture mouse when resizing
5293     bool resize = m_cursorMode == WXGRID_CURSOR_RESIZE_ROW ||
5294                   m_cursorMode == WXGRID_CURSOR_RESIZE_COL;
5295
5296     if ( captureMouse && resize )
5297     {
5298         win->CaptureMouse();
5299         m_winCapture = win;
5300     }
5301 }
5302
5303 void wxGrid::ProcessGridCellMouseEvent( wxMouseEvent& event )
5304 {
5305     int x, y;
5306     wxPoint pos( event.GetPosition() );
5307     CalcUnscrolledPosition( pos.x, pos.y, &x, &y );
5308
5309     wxGridCellCoords coords;
5310     XYToCell( x, y, coords );
5311
5312     int cell_rows, cell_cols;
5313     GetCellSize( coords.GetRow(), coords.GetCol(), &cell_rows, &cell_cols );
5314     if ((cell_rows < 0) || (cell_cols < 0))
5315     {
5316         coords.SetRow(coords.GetRow() + cell_rows);
5317         coords.SetCol(coords.GetCol() + cell_cols);
5318     }
5319
5320     if ( event.Dragging() )
5321     {
5322         //wxLogDebug("pos(%d, %d) coords(%d, %d)", pos.x, pos.y, coords.GetRow(), coords.GetCol());
5323
5324         // Don't start doing anything until the mouse has been drug at
5325         // least 3 pixels in any direction...
5326         if (! m_isDragging)
5327         {
5328             if (m_startDragPos == wxDefaultPosition)
5329             {
5330                 m_startDragPos = pos;
5331                 return;
5332             }
5333             if (abs(m_startDragPos.x - pos.x) < 4 && abs(m_startDragPos.y - pos.y) < 4)
5334                 return;
5335         }
5336
5337         m_isDragging = TRUE;
5338         if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
5339         {
5340             // Hide the edit control, so it
5341             // won't interfer with drag-shrinking.
5342             if ( IsCellEditControlShown() )
5343             {
5344                 HideCellEditControl();
5345                 SaveEditControlValue();
5346             }
5347
5348             // Have we captured the mouse yet?
5349             if (! m_winCapture)
5350             {
5351                 m_winCapture = m_gridWin;
5352                 m_winCapture->CaptureMouse();
5353             }
5354
5355             if ( coords != wxGridNoCellCoords )
5356             {
5357                 if ( event.ControlDown() )
5358                 {
5359                     if ( m_selectingKeyboard == wxGridNoCellCoords)
5360                         m_selectingKeyboard = coords;
5361                     HighlightBlock ( m_selectingKeyboard, coords );
5362                 }
5363                 else
5364                 {
5365                     if ( !IsSelection() )
5366                     {
5367                         HighlightBlock( coords, coords );
5368                     }
5369                     else
5370                     {
5371                         HighlightBlock( m_currentCellCoords, coords );
5372                     }
5373                 }
5374
5375                 if (! IsVisible(coords))
5376                 {
5377                     MakeCellVisible(coords);
5378                     // TODO: need to introduce a delay or something here.  The
5379                     // scrolling is way to fast, at least on MSW - also on GTK.
5380                 }
5381             }
5382         }
5383         else if ( m_cursorMode == WXGRID_CURSOR_RESIZE_ROW )
5384         {
5385             int cw, ch, left, dummy;
5386             m_gridWin->GetClientSize( &cw, &ch );
5387             CalcUnscrolledPosition( 0, 0, &left, &dummy );
5388
5389             wxClientDC dc( m_gridWin );
5390             PrepareDC( dc );
5391             y = wxMax( y, GetRowTop(m_dragRowOrCol) +
5392                           GetRowMinimalHeight(m_dragRowOrCol) );
5393             dc.SetLogicalFunction(wxINVERT);
5394             if ( m_dragLastPos >= 0 )
5395             {
5396                 dc.DrawLine( left, m_dragLastPos, left+cw, m_dragLastPos );
5397             }
5398             dc.DrawLine( left, y, left+cw, y );
5399             m_dragLastPos = y;
5400         }
5401         else if ( m_cursorMode == WXGRID_CURSOR_RESIZE_COL )
5402         {
5403             int cw, ch, dummy, top;
5404             m_gridWin->GetClientSize( &cw, &ch );
5405             CalcUnscrolledPosition( 0, 0, &dummy, &top );
5406
5407             wxClientDC dc( m_gridWin );
5408             PrepareDC( dc );
5409             x = wxMax( x, GetColLeft(m_dragRowOrCol) +
5410                           GetColMinimalWidth(m_dragRowOrCol) );
5411             dc.SetLogicalFunction(wxINVERT);
5412             if ( m_dragLastPos >= 0 )
5413             {
5414                 dc.DrawLine( m_dragLastPos, top, m_dragLastPos, top+ch );
5415             }
5416             dc.DrawLine( x, top, x, top+ch );
5417             m_dragLastPos = x;
5418         }
5419
5420         return;
5421     }
5422
5423     m_isDragging = FALSE;
5424     m_startDragPos = wxDefaultPosition;
5425
5426     // VZ: if we do this, the mode is reset to WXGRID_CURSOR_SELECT_CELL
5427     //     immediately after it becomes WXGRID_CURSOR_RESIZE_ROW/COL under
5428     //     wxGTK
5429 #if 0
5430     if ( event.Entering() || event.Leaving() )
5431     {
5432         ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
5433         m_gridWin->SetCursor( *wxSTANDARD_CURSOR );
5434     }
5435     else
5436 #endif // 0
5437
5438     // ------------ Left button pressed
5439     //
5440     if ( event.LeftDown() && coords != wxGridNoCellCoords )
5441     {
5442         if ( !SendEvent( wxEVT_GRID_CELL_LEFT_CLICK,
5443                        coords.GetRow(),
5444                        coords.GetCol(),
5445                        event ) )
5446         {
5447             if ( !event.ControlDown() )
5448                 ClearSelection();
5449             if ( event.ShiftDown() )
5450             {
5451                 if ( m_selection )
5452                 {
5453                     m_selection->SelectBlock( m_currentCellCoords.GetRow(),
5454                                               m_currentCellCoords.GetCol(),
5455                                               coords.GetRow(),
5456                                               coords.GetCol(),
5457                                               event.ControlDown(),
5458                                               event.ShiftDown(),
5459                                               event.AltDown(),
5460                                               event.MetaDown() );
5461                 }
5462             }
5463             else if ( XToEdgeOfCol(x) < 0  &&
5464                       YToEdgeOfRow(y) < 0 )
5465             {
5466                 DisableCellEditControl();
5467                 MakeCellVisible( coords );
5468
5469                 if ( event.ControlDown() )
5470                 {
5471                     if ( m_selection )
5472                     {
5473                         m_selection->ToggleCellSelection( coords.GetRow(),
5474                                                           coords.GetCol(),
5475                                                           event.ControlDown(),
5476                                                           event.ShiftDown(),
5477                                                           event.AltDown(),
5478                                                           event.MetaDown() );
5479                     }
5480                     m_selectingTopLeft = wxGridNoCellCoords;
5481                     m_selectingBottomRight = wxGridNoCellCoords;
5482                     m_selectingKeyboard = coords;
5483                 }
5484                 else
5485                 {
5486                     m_waitForSlowClick = m_currentCellCoords == coords && coords != wxGridNoCellCoords;
5487                     SetCurrentCell( coords );
5488                     if ( m_selection )
5489                     {
5490                         if ( m_selection->GetSelectionMode() !=
5491                                 wxGrid::wxGridSelectCells )
5492                         {
5493                             HighlightBlock( coords, coords );
5494                         }
5495                     }
5496                 }
5497             }
5498         }
5499     }
5500
5501
5502     // ------------ Left double click
5503     //
5504     else if ( event.LeftDClick() && coords != wxGridNoCellCoords )
5505     {
5506         DisableCellEditControl();
5507
5508         if ( XToEdgeOfCol(x) < 0  &&  YToEdgeOfRow(y) < 0 )
5509         {
5510             SendEvent( wxEVT_GRID_CELL_LEFT_DCLICK,
5511                        coords.GetRow(),
5512                        coords.GetCol(),
5513                        event );
5514         }
5515     }
5516
5517
5518     // ------------ Left button released
5519     //
5520     else if ( event.LeftUp() )
5521     {
5522         if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
5523         {
5524             if (m_winCapture)
5525             {
5526                 if (m_winCapture->HasCapture()) m_winCapture->ReleaseMouse();
5527                 m_winCapture = NULL;
5528             }
5529
5530             if ( coords == m_currentCellCoords && m_waitForSlowClick && CanEnableCellControl())
5531             {
5532                 ClearSelection();
5533                 EnableCellEditControl();
5534
5535                 wxGridCellAttr* attr = GetCellAttr(coords);
5536                 wxGridCellEditor *editor = attr->GetEditor(this, coords.GetRow(), coords.GetCol());
5537                 editor->StartingClick();
5538                 editor->DecRef();
5539                 attr->DecRef();
5540
5541                 m_waitForSlowClick = FALSE;
5542             }
5543             else if ( m_selectingTopLeft != wxGridNoCellCoords &&
5544                  m_selectingBottomRight != wxGridNoCellCoords )
5545             {
5546                 if ( m_selection )
5547                 {
5548                     m_selection->SelectBlock( m_selectingTopLeft.GetRow(),
5549                                               m_selectingTopLeft.GetCol(),
5550                                               m_selectingBottomRight.GetRow(),
5551                                               m_selectingBottomRight.GetCol(),
5552                                               event.ControlDown(),
5553                                               event.ShiftDown(),
5554                                               event.AltDown(),
5555                                               event.MetaDown() );
5556                 }
5557
5558                 m_selectingTopLeft = wxGridNoCellCoords;
5559                 m_selectingBottomRight = wxGridNoCellCoords;
5560
5561                 // Show the edit control, if it has been hidden for
5562                 // drag-shrinking.
5563                 ShowCellEditControl();
5564             }
5565         }
5566         else if ( m_cursorMode == WXGRID_CURSOR_RESIZE_ROW )
5567         {
5568             ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
5569             DoEndDragResizeRow();
5570
5571             // Note: we are ending the event *after* doing
5572             // default processing in this case
5573             //
5574             SendEvent( wxEVT_GRID_ROW_SIZE, m_dragRowOrCol, -1, event );
5575         }
5576         else if ( m_cursorMode == WXGRID_CURSOR_RESIZE_COL )
5577         {
5578             ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
5579             DoEndDragResizeCol();
5580
5581             // Note: we are ending the event *after* doing
5582             // default processing in this case
5583             //
5584             SendEvent( wxEVT_GRID_COL_SIZE, -1, m_dragRowOrCol, event );
5585         }
5586
5587         m_dragLastPos = -1;
5588     }
5589
5590
5591     // ------------ Right button down
5592     //
5593     else if ( event.RightDown() && coords != wxGridNoCellCoords )
5594     {
5595         DisableCellEditControl();
5596         if ( !SendEvent( wxEVT_GRID_CELL_RIGHT_CLICK,
5597                          coords.GetRow(),
5598                          coords.GetCol(),
5599                          event ) )
5600         {
5601             // no default action at the moment
5602         }
5603     }
5604
5605
5606     // ------------ Right double click
5607     //
5608     else if ( event.RightDClick() && coords != wxGridNoCellCoords )
5609     {
5610         DisableCellEditControl();
5611         if ( !SendEvent( wxEVT_GRID_CELL_RIGHT_DCLICK,
5612                          coords.GetRow(),
5613                          coords.GetCol(),
5614                          event ) )
5615         {
5616             // no default action at the moment
5617         }
5618     }
5619
5620     // ------------ Moving and no button action
5621     //
5622     else if ( event.Moving() && !event.IsButton() )
5623     {
5624         if( coords.GetRow() < 0 || coords.GetCol() < 0 )
5625         {
5626             // out of grid cell area
5627             ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
5628             return;
5629         }
5630
5631         int dragRow = YToEdgeOfRow( y );
5632         int dragCol = XToEdgeOfCol( x );
5633
5634         // Dragging on the corner of a cell to resize in both
5635         // directions is not implemented yet...
5636         //
5637         if ( dragRow >= 0  &&  dragCol >= 0 )
5638         {
5639             ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
5640             return;
5641         }
5642
5643         if ( dragRow >= 0 )
5644         {
5645             m_dragRowOrCol = dragRow;
5646
5647             if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
5648             {
5649                 if ( CanDragRowSize() && CanDragGridSize() )
5650                     ChangeCursorMode(WXGRID_CURSOR_RESIZE_ROW);
5651             }
5652
5653             if ( dragCol >= 0 )
5654             {
5655                 m_dragRowOrCol = dragCol;
5656             }
5657
5658             return;
5659         }
5660
5661         if ( dragCol >= 0 )
5662         {
5663             m_dragRowOrCol = dragCol;
5664
5665             if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
5666             {
5667                 if ( CanDragColSize() && CanDragGridSize() )
5668                     ChangeCursorMode(WXGRID_CURSOR_RESIZE_COL);
5669             }
5670
5671             return;
5672         }
5673
5674         // Neither on a row or col edge
5675         //
5676         if ( m_cursorMode != WXGRID_CURSOR_SELECT_CELL )
5677         {
5678             ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
5679         }
5680     }
5681 }
5682
5683
5684 void wxGrid::DoEndDragResizeRow()
5685 {
5686     if ( m_dragLastPos >= 0 )
5687     {
5688         // erase the last line and resize the row
5689         //
5690         int cw, ch, left, dummy;
5691         m_gridWin->GetClientSize( &cw, &ch );
5692         CalcUnscrolledPosition( 0, 0, &left, &dummy );
5693
5694         wxClientDC dc( m_gridWin );
5695         PrepareDC( dc );
5696         dc.SetLogicalFunction( wxINVERT );
5697         dc.DrawLine( left, m_dragLastPos, left+cw, m_dragLastPos );
5698         HideCellEditControl();
5699         SaveEditControlValue();
5700
5701         int rowTop = GetRowTop(m_dragRowOrCol);
5702         SetRowSize( m_dragRowOrCol,
5703                     wxMax( m_dragLastPos - rowTop, m_minAcceptableRowHeight ) );
5704
5705         if ( !GetBatchCount() )
5706         {
5707             // Only needed to get the correct rect.y:
5708             wxRect rect ( CellToRect( m_dragRowOrCol, 0 ) );
5709             rect.x = 0;
5710             CalcScrolledPosition(0, rect.y, &dummy, &rect.y);
5711             rect.width = m_rowLabelWidth;
5712             rect.height = ch - rect.y;
5713             m_rowLabelWin->Refresh( TRUE, &rect );
5714             rect.width = cw;
5715             // if there is a multicell block, paint all of it
5716             if (m_table)
5717             {
5718                 int i, cell_rows, cell_cols, subtract_rows = 0;
5719                 int leftCol = XToCol(left);
5720                 int rightCol = internalXToCol(left+cw);
5721                 if (leftCol >= 0)
5722                 {
5723                     for (i=leftCol; i<rightCol; i++)
5724                     {
5725                         GetCellSize(m_dragRowOrCol, i, &cell_rows, &cell_cols);
5726                         if (cell_rows < subtract_rows)
5727                             subtract_rows = cell_rows;
5728                     }
5729                     rect.y = GetRowTop(m_dragRowOrCol + subtract_rows);
5730                     CalcScrolledPosition(0, rect.y, &dummy, &rect.y);
5731                     rect.height = ch - rect.y;
5732                 }
5733             }
5734             m_gridWin->Refresh( FALSE, &rect );
5735         }
5736
5737         ShowCellEditControl();
5738     }
5739 }
5740
5741
5742 void wxGrid::DoEndDragResizeCol()
5743 {
5744     if ( m_dragLastPos >= 0 )
5745     {
5746         // erase the last line and resize the col
5747         //
5748         int cw, ch, dummy, top;
5749         m_gridWin->GetClientSize( &cw, &ch );
5750         CalcUnscrolledPosition( 0, 0, &dummy, &top );
5751
5752         wxClientDC dc( m_gridWin );
5753         PrepareDC( dc );
5754         dc.SetLogicalFunction( wxINVERT );
5755         dc.DrawLine( m_dragLastPos, top, m_dragLastPos, top+ch );
5756         HideCellEditControl();
5757         SaveEditControlValue();
5758
5759         int colLeft = GetColLeft(m_dragRowOrCol);
5760         SetColSize( m_dragRowOrCol,
5761                     wxMax( m_dragLastPos - colLeft,
5762                            GetColMinimalWidth(m_dragRowOrCol) ) );
5763
5764         if ( !GetBatchCount() )
5765         {
5766             // Only needed to get the correct rect.x:
5767             wxRect rect ( CellToRect( 0, m_dragRowOrCol ) );
5768             rect.y = 0;
5769             CalcScrolledPosition(rect.x, 0, &rect.x, &dummy);
5770             rect.width = cw - rect.x;
5771             rect.height = m_colLabelHeight;
5772             m_colLabelWin->Refresh( TRUE, &rect );
5773             rect.height = ch;
5774             // if there is a multicell block, paint all of it
5775             if (m_table)
5776             {
5777                 int i, cell_rows, cell_cols, subtract_cols = 0;
5778                 int topRow = YToRow(top);
5779                 int bottomRow = internalYToRow(top+cw);
5780                 if (topRow >= 0)
5781                 {
5782                     for (i=topRow; i<bottomRow; i++)
5783                     {
5784                         GetCellSize(i, m_dragRowOrCol, &cell_rows, &cell_cols);
5785                         if (cell_cols < subtract_cols)
5786                             subtract_cols = cell_cols;
5787                     }
5788                     rect.x = GetColLeft(m_dragRowOrCol + subtract_cols);
5789                     CalcScrolledPosition(rect.x, 0, &rect.x, &dummy);
5790                     rect.width = cw - rect.x;
5791                 }
5792             }
5793             m_gridWin->Refresh( FALSE, &rect );
5794         }
5795
5796         ShowCellEditControl();
5797     }
5798 }
5799
5800
5801
5802 //
5803 // ------ interaction with data model
5804 //
5805 bool wxGrid::ProcessTableMessage( wxGridTableMessage& msg )
5806 {
5807     switch ( msg.GetId() )
5808     {
5809         case wxGRIDTABLE_REQUEST_VIEW_GET_VALUES:
5810             return GetModelValues();
5811
5812         case wxGRIDTABLE_REQUEST_VIEW_SEND_VALUES:
5813             return SetModelValues();
5814
5815         case wxGRIDTABLE_NOTIFY_ROWS_INSERTED:
5816         case wxGRIDTABLE_NOTIFY_ROWS_APPENDED:
5817         case wxGRIDTABLE_NOTIFY_ROWS_DELETED:
5818         case wxGRIDTABLE_NOTIFY_COLS_INSERTED:
5819         case wxGRIDTABLE_NOTIFY_COLS_APPENDED:
5820         case wxGRIDTABLE_NOTIFY_COLS_DELETED:
5821             return Redimension( msg );
5822
5823         default:
5824             return FALSE;
5825     }
5826 }
5827
5828
5829
5830 // The behaviour of this function depends on the grid table class
5831 // Clear() function.  For the default wxGridStringTable class the
5832 // behavious is to replace all cell contents with wxEmptyString but
5833 // not to change the number of rows or cols.
5834 //
5835 void wxGrid::ClearGrid()
5836 {
5837     if ( m_table )
5838     {
5839         if (IsCellEditControlEnabled())
5840             DisableCellEditControl();
5841
5842         m_table->Clear();
5843         if ( !GetBatchCount() ) m_gridWin->Refresh();
5844     }
5845 }
5846
5847
5848 bool wxGrid::InsertRows( int pos, int numRows, bool WXUNUSED(updateLabels) )
5849 {
5850     // TODO: something with updateLabels flag
5851
5852     if ( !m_created )
5853     {
5854         wxFAIL_MSG( wxT("Called wxGrid::InsertRows() before calling CreateGrid()") );
5855         return FALSE;
5856     }
5857
5858     if ( m_table )
5859     {
5860         if (IsCellEditControlEnabled())
5861             DisableCellEditControl();
5862
5863         bool done = m_table->InsertRows( pos, numRows );
5864         return done;
5865
5866         // the table will have sent the results of the insert row
5867         // operation to this view object as a grid table message
5868     }
5869     return FALSE;
5870 }
5871
5872
5873 bool wxGrid::AppendRows( int numRows, bool WXUNUSED(updateLabels) )
5874 {
5875     // TODO: something with updateLabels flag
5876
5877     if ( !m_created )
5878     {
5879         wxFAIL_MSG( wxT("Called wxGrid::AppendRows() before calling CreateGrid()") );
5880         return FALSE;
5881     }
5882
5883     if ( m_table )
5884     {
5885         bool done = m_table && m_table->AppendRows( numRows );
5886         return done;
5887         // the table will have sent the results of the append row
5888         // operation to this view object as a grid table message
5889     }
5890     return FALSE;
5891 }
5892
5893
5894 bool wxGrid::DeleteRows( int pos, int numRows, bool WXUNUSED(updateLabels) )
5895 {
5896     // TODO: something with updateLabels flag
5897
5898     if ( !m_created )
5899     {
5900         wxFAIL_MSG( wxT("Called wxGrid::DeleteRows() before calling CreateGrid()") );
5901         return FALSE;
5902     }
5903
5904     if ( m_table )
5905     {
5906         if (IsCellEditControlEnabled())
5907             DisableCellEditControl();
5908
5909         bool done = m_table->DeleteRows( pos, numRows );
5910         return done;
5911         // the table will have sent the results of the delete row
5912         // operation to this view object as a grid table message
5913     }
5914     return FALSE;
5915 }
5916
5917
5918 bool wxGrid::InsertCols( int pos, int numCols, bool WXUNUSED(updateLabels) )
5919 {
5920     // TODO: something with updateLabels flag
5921
5922     if ( !m_created )
5923     {
5924         wxFAIL_MSG( wxT("Called wxGrid::InsertCols() before calling CreateGrid()") );
5925         return FALSE;
5926     }
5927
5928     if ( m_table )
5929     {
5930         if (IsCellEditControlEnabled())
5931             DisableCellEditControl();
5932
5933         bool done = m_table->InsertCols( pos, numCols );
5934         return done;
5935         // the table will have sent the results of the insert col
5936         // operation to this view object as a grid table message
5937     }
5938     return FALSE;
5939 }
5940
5941
5942 bool wxGrid::AppendCols( int numCols, bool WXUNUSED(updateLabels) )
5943 {
5944     // TODO: something with updateLabels flag
5945
5946     if ( !m_created )
5947     {
5948         wxFAIL_MSG( wxT("Called wxGrid::AppendCols() before calling CreateGrid()") );
5949         return FALSE;
5950     }
5951
5952     if ( m_table )
5953     {
5954         bool done = m_table->AppendCols( numCols );
5955         return done;
5956         // the table will have sent the results of the append col
5957         // operation to this view object as a grid table message
5958     }
5959     return FALSE;
5960 }
5961
5962
5963 bool wxGrid::DeleteCols( int pos, int numCols, bool WXUNUSED(updateLabels) )
5964 {
5965     // TODO: something with updateLabels flag
5966
5967     if ( !m_created )
5968     {
5969         wxFAIL_MSG( wxT("Called wxGrid::DeleteCols() before calling CreateGrid()") );
5970         return FALSE;
5971     }
5972
5973     if ( m_table )
5974     {
5975         if (IsCellEditControlEnabled())
5976             DisableCellEditControl();
5977
5978         bool done = m_table->DeleteCols( pos, numCols );
5979         return done;
5980         // the table will have sent the results of the delete col
5981         // operation to this view object as a grid table message
5982     }
5983     return FALSE;
5984 }
5985
5986
5987
5988 //
5989 // ----- event handlers
5990 //
5991
5992 // Generate a grid event based on a mouse event and
5993 // return the result of ProcessEvent()
5994 //
5995 int wxGrid::SendEvent( const wxEventType type,
5996                         int row, int col,
5997                         wxMouseEvent& mouseEv )
5998 {
5999    bool claimed;
6000    bool vetoed;
6001
6002    if ( type == wxEVT_GRID_ROW_SIZE || type == wxEVT_GRID_COL_SIZE )
6003    {
6004        int rowOrCol = (row == -1 ? col : row);
6005
6006        wxGridSizeEvent gridEvt( GetId(),
6007                type,
6008                this,
6009                rowOrCol,
6010                mouseEv.GetX() + GetRowLabelSize(),
6011                mouseEv.GetY() + GetColLabelSize(),
6012                mouseEv.ControlDown(),
6013                mouseEv.ShiftDown(),
6014                mouseEv.AltDown(),
6015                mouseEv.MetaDown() );
6016
6017        claimed = GetEventHandler()->ProcessEvent(gridEvt);
6018        vetoed = !gridEvt.IsAllowed();
6019    }
6020    else if ( type == wxEVT_GRID_RANGE_SELECT )
6021    {
6022        // Right now, it should _never_ end up here!
6023        wxGridRangeSelectEvent gridEvt( GetId(),
6024                type,
6025                this,
6026                m_selectingTopLeft,
6027                m_selectingBottomRight,
6028                TRUE,
6029                mouseEv.ControlDown(),
6030                mouseEv.ShiftDown(),
6031                mouseEv.AltDown(),
6032                mouseEv.MetaDown() );
6033
6034        claimed = GetEventHandler()->ProcessEvent(gridEvt);
6035        vetoed = !gridEvt.IsAllowed();
6036    }
6037    else
6038    {
6039        wxGridEvent gridEvt( GetId(),
6040                type,
6041                this,
6042                row, col,
6043                mouseEv.GetX() + GetRowLabelSize(),
6044                mouseEv.GetY() + GetColLabelSize(),
6045                FALSE,
6046                mouseEv.ControlDown(),
6047                mouseEv.ShiftDown(),
6048                mouseEv.AltDown(),
6049                mouseEv.MetaDown() );
6050        claimed = GetEventHandler()->ProcessEvent(gridEvt);
6051        vetoed = !gridEvt.IsAllowed();
6052    }
6053
6054    // A Veto'd event may not be `claimed' so test this first
6055    if (vetoed) return -1;
6056    return claimed ? 1 : 0;
6057 }
6058
6059
6060 // Generate a grid event of specified type and return the result
6061 // of ProcessEvent().
6062 //
6063 int wxGrid::SendEvent( const wxEventType type,
6064                         int row, int col )
6065 {
6066    bool claimed;
6067    bool vetoed;
6068
6069     if ( type == wxEVT_GRID_ROW_SIZE || type == wxEVT_GRID_COL_SIZE )
6070     {
6071         int rowOrCol = (row == -1 ? col : row);
6072
6073         wxGridSizeEvent gridEvt( GetId(),
6074                                  type,
6075                                  this,
6076                                  rowOrCol );
6077
6078         claimed = GetEventHandler()->ProcessEvent(gridEvt);
6079         vetoed  = !gridEvt.IsAllowed();
6080     }
6081     else
6082     {
6083         wxGridEvent gridEvt( GetId(),
6084                              type,
6085                              this,
6086                              row, col );
6087
6088         claimed = GetEventHandler()->ProcessEvent(gridEvt);
6089         vetoed  = !gridEvt.IsAllowed();
6090      }
6091
6092     // A Veto'd event may not be `claimed' so test this first
6093     if (vetoed) return -1;
6094     return claimed ? 1 : 0;
6095 }
6096
6097
6098 void wxGrid::OnPaint( wxPaintEvent& WXUNUSED(event) )
6099 {
6100     wxPaintDC dc(this);  // needed to prevent zillions of paint events on MSW
6101 }
6102
6103 void wxGrid::Refresh(bool eraseb, const wxRect* rect)
6104 {
6105     // Don't do anything if between Begin/EndBatch...
6106     // EndBatch() will do all this on the last nested one anyway.
6107     if (! GetBatchCount())
6108     {
6109         // Refresh to get correct scrolled position:
6110         wxScrolledWindow::Refresh(eraseb,rect);
6111
6112         if (rect)
6113         {
6114             int rect_x, rect_y, rectWidth, rectHeight;
6115             int width_label, width_cell, height_label, height_cell;
6116             int x, y;
6117
6118             //Copy rectangle can get scroll offsets..
6119             rect_x = rect->GetX();
6120             rect_y = rect->GetY();
6121             rectWidth = rect->GetWidth();
6122             rectHeight = rect->GetHeight();
6123
6124             width_label = m_rowLabelWidth - rect_x;
6125             if (width_label > rectWidth) width_label = rectWidth;
6126
6127             height_label = m_colLabelHeight - rect_y;
6128             if (height_label > rectHeight) height_label = rectHeight;
6129
6130             if (rect_x > m_rowLabelWidth)
6131             {
6132                 x = rect_x - m_rowLabelWidth;
6133                 width_cell = rectWidth;
6134             }
6135             else
6136             {
6137                 x = 0;
6138                 width_cell = rectWidth - (m_rowLabelWidth - rect_x);
6139             }
6140
6141             if (rect_y > m_colLabelHeight)
6142             {
6143                 y = rect_y - m_colLabelHeight;
6144                 height_cell = rectHeight;
6145             }
6146             else
6147             {
6148                 y = 0;
6149                 height_cell = rectHeight - (m_colLabelHeight - rect_y);
6150             }
6151
6152             // Paint corner label part intersecting rect.
6153             if ( width_label > 0 && height_label > 0 )
6154             {
6155                 wxRect anotherrect(rect_x, rect_y, width_label, height_label);
6156                 m_cornerLabelWin->Refresh(eraseb, &anotherrect);
6157             }
6158
6159             // Paint col labels part intersecting rect.
6160             if ( width_cell > 0 && height_label > 0 )
6161             {
6162                 wxRect anotherrect(x, rect_y, width_cell, height_label);
6163                 m_colLabelWin->Refresh(eraseb, &anotherrect);
6164             }
6165
6166             // Paint row labels part intersecting rect.
6167             if ( width_label > 0 && height_cell > 0 )
6168             {
6169                 wxRect anotherrect(rect_x, y, width_label, height_cell);
6170                 m_rowLabelWin->Refresh(eraseb, &anotherrect);
6171             }
6172
6173             // Paint cell area part intersecting rect.
6174             if ( width_cell > 0 && height_cell > 0 )
6175             {
6176                 wxRect anotherrect(x, y, width_cell, height_cell);
6177                 m_gridWin->Refresh(eraseb, &anotherrect);
6178             }
6179         }
6180         else
6181         {
6182             m_cornerLabelWin->Refresh(eraseb, NULL);
6183             m_colLabelWin->Refresh(eraseb, NULL);
6184             m_rowLabelWin->Refresh(eraseb, NULL);
6185             m_gridWin->Refresh(eraseb, NULL);
6186         }
6187     }
6188 }
6189
6190 void wxGrid::OnSize( wxSizeEvent& event )
6191 {
6192     // position the child windows
6193     CalcWindowSizes();
6194
6195     // don't call CalcDimensions() from here, the base class handles the size
6196     // changes itself
6197     event.Skip();
6198 }
6199
6200
6201 void wxGrid::OnKeyDown( wxKeyEvent& event )
6202 {
6203     if ( m_inOnKeyDown )
6204     {
6205         // shouldn't be here - we are going round in circles...
6206         //
6207         wxFAIL_MSG( wxT("wxGrid::OnKeyDown called while already active") );
6208     }
6209
6210     m_inOnKeyDown = TRUE;
6211
6212     // propagate the event up and see if it gets processed
6213     //
6214     wxWindow *parent = GetParent();
6215     wxKeyEvent keyEvt( event );
6216     keyEvt.SetEventObject( parent );
6217
6218     if ( !parent->GetEventHandler()->ProcessEvent( keyEvt ) )
6219     {
6220
6221         // try local handlers
6222         //
6223         switch ( event.GetKeyCode() )
6224         {
6225             case WXK_UP:
6226                 if ( event.ControlDown() )
6227                 {
6228                     MoveCursorUpBlock( event.ShiftDown() );
6229                 }
6230                 else
6231                 {
6232                     MoveCursorUp( event.ShiftDown() );
6233                 }
6234                 break;
6235
6236             case WXK_DOWN:
6237                 if ( event.ControlDown() )
6238                 {
6239                     MoveCursorDownBlock( event.ShiftDown() );
6240                 }
6241                 else
6242                 {
6243                     MoveCursorDown( event.ShiftDown() );
6244                 }
6245                 break;
6246
6247             case WXK_LEFT:
6248                 if ( event.ControlDown() )
6249                 {
6250                     MoveCursorLeftBlock( event.ShiftDown() );
6251                 }
6252                 else
6253                 {
6254                     MoveCursorLeft( event.ShiftDown() );
6255                 }
6256                 break;
6257
6258             case WXK_RIGHT:
6259                 if ( event.ControlDown() )
6260                 {
6261                     MoveCursorRightBlock( event.ShiftDown() );
6262                 }
6263                 else
6264                 {
6265                     MoveCursorRight( event.ShiftDown() );
6266                 }
6267                 break;
6268
6269             case WXK_RETURN:
6270             case WXK_NUMPAD_ENTER:
6271                 if ( event.ControlDown() )
6272                 {
6273                     event.Skip();  // to let the edit control have the return
6274                 }
6275                 else
6276                 {
6277                     if ( GetGridCursorRow() < GetNumberRows()-1 )
6278                     {
6279                         MoveCursorDown( event.ShiftDown() );
6280                     }
6281                     else
6282                     {
6283                         // at the bottom of a column
6284                         HideCellEditControl();
6285                         SaveEditControlValue();
6286                     }
6287                 }
6288                 break;
6289
6290             case WXK_ESCAPE:
6291                 ClearSelection();
6292                 break;
6293
6294             case WXK_TAB:
6295                 if (event.ShiftDown())
6296                 {
6297                     if ( GetGridCursorCol() > 0 )
6298                     {
6299                         MoveCursorLeft( FALSE );
6300                     }
6301                     else
6302                     {
6303                         // at left of grid
6304                         HideCellEditControl();
6305                         SaveEditControlValue();
6306                     }
6307                 }
6308                 else
6309                 {
6310                     if ( GetGridCursorCol() < GetNumberCols()-1 )
6311                     {
6312                         MoveCursorRight( FALSE );
6313                     }
6314                     else
6315                     {
6316                         // at right of grid
6317                         HideCellEditControl();
6318                         SaveEditControlValue();
6319                     }
6320                 }
6321                 break;
6322
6323             case WXK_HOME:
6324                 if ( event.ControlDown() )
6325                 {
6326                     MakeCellVisible( 0, 0 );
6327                     SetCurrentCell( 0, 0 );
6328                 }
6329                 else
6330                 {
6331                     event.Skip();
6332                 }
6333                 break;
6334
6335             case WXK_END:
6336                 if ( event.ControlDown() )
6337                 {
6338                     MakeCellVisible( m_numRows-1, m_numCols-1 );
6339                     SetCurrentCell( m_numRows-1, m_numCols-1 );
6340                 }
6341                 else
6342                 {
6343                     event.Skip();
6344                 }
6345                 break;
6346
6347             case WXK_PRIOR:
6348                 MovePageUp();
6349                 break;
6350
6351             case WXK_NEXT:
6352                 MovePageDown();
6353                 break;
6354
6355             case WXK_SPACE:
6356                 if ( event.ControlDown() )
6357                 {
6358                     if ( m_selection )
6359                     {
6360                         m_selection->ToggleCellSelection( m_currentCellCoords.GetRow(),
6361                                                           m_currentCellCoords.GetCol(),
6362                                                           event.ControlDown(),
6363                                                           event.ShiftDown(),
6364                                                           event.AltDown(),
6365                                                           event.MetaDown() );
6366                     }
6367                     break;
6368                 }
6369                 if ( !IsEditable() )
6370                 {
6371                     MoveCursorRight( FALSE );
6372                     break;
6373                 }
6374                 // Otherwise fall through to default
6375
6376             default:
6377                 // is it possible to edit the current cell at all?
6378                 if ( !IsCellEditControlEnabled() && CanEnableCellControl() )
6379                 {
6380                     // yes, now check whether the cells editor accepts the key
6381                     int row = m_currentCellCoords.GetRow();
6382                     int col = m_currentCellCoords.GetCol();
6383                     wxGridCellAttr* attr = GetCellAttr(row, col);
6384                     wxGridCellEditor *editor = attr->GetEditor(this, row, col);
6385
6386                     // <F2> is special and will always start editing, for
6387                     // other keys - ask the editor itself
6388                     if ( (event.GetKeyCode() == WXK_F2 && !event.HasModifiers())
6389                          || editor->IsAcceptedKey(event) )
6390                     {
6391                         // ensure cell is visble
6392                         MakeCellVisible(row, col);
6393                         EnableCellEditControl();
6394
6395                         // a problem can arise if the cell is not completely
6396                         // visible (even after calling MakeCellVisible the
6397                         // control is not created and calling StartingKey will
6398                         // crash the app
6399                         if( editor->IsCreated() && m_cellEditCtrlEnabled ) editor->StartingKey(event);
6400                     }
6401                     else
6402                     {
6403                         event.Skip();
6404                     }
6405
6406                     editor->DecRef();
6407                     attr->DecRef();
6408                 }
6409                 else
6410                 {
6411                     // let others process char events with modifiers or all
6412                     // char events for readonly cells
6413                     event.Skip();
6414                 }
6415                 break;
6416         }
6417     }
6418
6419     m_inOnKeyDown = FALSE;
6420 }
6421
6422 void wxGrid::OnKeyUp( wxKeyEvent& event )
6423 {
6424     // try local handlers
6425     //
6426     if ( event.GetKeyCode() == WXK_SHIFT )
6427     {
6428         if ( m_selectingTopLeft != wxGridNoCellCoords &&
6429              m_selectingBottomRight != wxGridNoCellCoords )
6430         {
6431             if ( m_selection )
6432             {
6433                 m_selection->SelectBlock( m_selectingTopLeft.GetRow(),
6434                                           m_selectingTopLeft.GetCol(),
6435                                           m_selectingBottomRight.GetRow(),
6436                                           m_selectingBottomRight.GetCol(),
6437                                           event.ControlDown(),
6438                                           TRUE,
6439                                           event.AltDown(),
6440                                           event.MetaDown() );
6441             }
6442         }
6443
6444         m_selectingTopLeft = wxGridNoCellCoords;
6445         m_selectingBottomRight = wxGridNoCellCoords;
6446         m_selectingKeyboard = wxGridNoCellCoords;
6447     }
6448 }
6449
6450 void wxGrid::OnEraseBackground(wxEraseEvent&)
6451 {
6452 }
6453
6454 void wxGrid::SetCurrentCell( const wxGridCellCoords& coords )
6455 {
6456     if ( SendEvent( wxEVT_GRID_SELECT_CELL, coords.GetRow(), coords.GetCol() ) )
6457     {
6458         // the event has been intercepted - do nothing
6459         return;
6460     }
6461
6462     wxClientDC dc(m_gridWin);
6463     PrepareDC(dc);
6464
6465     if ( m_currentCellCoords != wxGridNoCellCoords )
6466     {
6467         HideCellEditControl();
6468         DisableCellEditControl();
6469
6470         if ( IsVisible( m_currentCellCoords, FALSE ) )
6471         {
6472             wxRect r;
6473             r = BlockToDeviceRect(m_currentCellCoords, m_currentCellCoords);
6474             if ( !m_gridLinesEnabled )
6475             {
6476                 r.x--;
6477                 r.y--;
6478                 r.width++;
6479                 r.height++;
6480             }
6481
6482             wxGridCellCoordsArray cells = CalcCellsExposed( r );
6483
6484             // Otherwise refresh redraws the highlight!
6485             m_currentCellCoords = coords;
6486
6487             DrawGridCellArea(dc,cells);
6488             DrawAllGridLines( dc, r );
6489         }
6490     }
6491
6492     m_currentCellCoords = coords;
6493
6494     wxGridCellAttr* attr = GetCellAttr(coords);
6495     DrawCellHighlight(dc, attr);
6496     attr->DecRef();
6497 }
6498
6499
6500 void wxGrid::HighlightBlock( int topRow, int leftCol, int bottomRow, int rightCol )
6501 {
6502     int temp;
6503     wxGridCellCoords updateTopLeft, updateBottomRight;
6504
6505     if ( m_selection )
6506     {
6507         if ( m_selection->GetSelectionMode() == wxGrid::wxGridSelectRows )
6508         {
6509             leftCol = 0;
6510             rightCol = GetNumberCols() - 1;
6511         }
6512         else if ( m_selection->GetSelectionMode() == wxGrid::wxGridSelectColumns )
6513         {
6514             topRow = 0;
6515             bottomRow = GetNumberRows() - 1;
6516         }
6517     }
6518
6519     if ( topRow > bottomRow )
6520     {
6521         temp = topRow;
6522         topRow = bottomRow;
6523         bottomRow = temp;
6524     }
6525
6526     if ( leftCol > rightCol )
6527     {
6528         temp = leftCol;
6529         leftCol = rightCol;
6530         rightCol = temp;
6531     }
6532
6533     updateTopLeft = wxGridCellCoords( topRow, leftCol );
6534     updateBottomRight = wxGridCellCoords( bottomRow, rightCol );
6535
6536     // First the case that we selected a completely new area
6537     if ( m_selectingTopLeft == wxGridNoCellCoords ||
6538          m_selectingBottomRight == wxGridNoCellCoords )
6539     {
6540         wxRect rect;
6541         rect = BlockToDeviceRect( wxGridCellCoords ( topRow, leftCol ),
6542                                   wxGridCellCoords ( bottomRow, rightCol ) );
6543         m_gridWin->Refresh( FALSE, &rect );
6544     }
6545     // Now handle changing an existing selection area.
6546     else if ( m_selectingTopLeft != updateTopLeft ||
6547               m_selectingBottomRight != updateBottomRight )
6548     {
6549         // Compute two optimal update rectangles:
6550         // Either one rectangle is a real subset of the
6551         // other, or they are (almost) disjoint!
6552         wxRect  rect[4];
6553         bool    need_refresh[4];
6554         need_refresh[0] =
6555         need_refresh[1] =
6556         need_refresh[2] =
6557         need_refresh[3] = FALSE;
6558         int     i;
6559
6560         // Store intermediate values
6561         wxCoord oldLeft   = m_selectingTopLeft.GetCol();
6562         wxCoord oldTop    = m_selectingTopLeft.GetRow();
6563         wxCoord oldRight  = m_selectingBottomRight.GetCol();
6564         wxCoord oldBottom = m_selectingBottomRight.GetRow();
6565
6566         // Determine the outer/inner coordinates.
6567         if (oldLeft > leftCol)
6568         {
6569             temp = oldLeft;
6570             oldLeft = leftCol;
6571             leftCol = temp;
6572         }
6573         if (oldTop > topRow )
6574         {
6575             temp = oldTop;
6576             oldTop = topRow;
6577             topRow = temp;
6578         }
6579         if (oldRight < rightCol )
6580         {
6581             temp = oldRight;
6582             oldRight = rightCol;
6583             rightCol = temp;
6584         }
6585         if (oldBottom < bottomRow)
6586         {
6587             temp = oldBottom;
6588             oldBottom = bottomRow;
6589             bottomRow = temp;
6590         }
6591
6592         // Now, either the stuff marked old is the outer
6593         // rectangle or we don't have a situation where one
6594         // is contained in the other.
6595
6596         if ( oldLeft < leftCol )
6597         {
6598             // Refresh the newly selected or deselected
6599             // area to the left of the old or new selection.
6600             need_refresh[0] = TRUE;
6601             rect[0] = BlockToDeviceRect( wxGridCellCoords ( oldTop,
6602                                                             oldLeft ),
6603                                          wxGridCellCoords ( oldBottom,
6604                                                             leftCol - 1 ) );
6605         }
6606
6607         if ( oldTop  < topRow )
6608         {
6609             // Refresh the newly selected or deselected
6610             // area above the old or new selection.
6611             need_refresh[1] = TRUE;
6612             rect[1] = BlockToDeviceRect( wxGridCellCoords ( oldTop,
6613                                                             leftCol ),
6614                                          wxGridCellCoords ( topRow - 1,
6615                                                             rightCol ) );
6616         }
6617
6618         if ( oldRight > rightCol )
6619         {
6620             // Refresh the newly selected or deselected
6621             // area to the right of the old or new selection.
6622             need_refresh[2] = TRUE;
6623             rect[2] = BlockToDeviceRect( wxGridCellCoords ( oldTop,
6624                                                             rightCol + 1 ),
6625                                          wxGridCellCoords ( oldBottom,
6626                                                             oldRight ) );
6627         }
6628
6629         if ( oldBottom > bottomRow )
6630         {
6631             // Refresh the newly selected or deselected
6632             // area below the old or new selection.
6633             need_refresh[3] = TRUE;
6634             rect[3] = BlockToDeviceRect( wxGridCellCoords ( bottomRow + 1,
6635                                                             leftCol ),
6636                                          wxGridCellCoords ( oldBottom,
6637                                                             rightCol ) );
6638         }
6639
6640         // various Refresh() calls
6641         for (i = 0; i < 4; i++ )
6642             if ( need_refresh[i] && rect[i] != wxGridNoCellRect )
6643                 m_gridWin->Refresh( FALSE, &(rect[i]) );
6644     }
6645     // Change Selection
6646     m_selectingTopLeft = updateTopLeft;
6647     m_selectingBottomRight = updateBottomRight;
6648 }
6649
6650 //
6651 // ------ functions to get/send data (see also public functions)
6652 //
6653
6654 bool wxGrid::GetModelValues()
6655 {
6656     // Hide the editor, so it won't hide a changed value.
6657     HideCellEditControl();
6658
6659     if ( m_table )
6660     {
6661         // all we need to do is repaint the grid
6662         //
6663         m_gridWin->Refresh();
6664         return TRUE;
6665     }
6666
6667     return FALSE;
6668 }
6669
6670
6671 bool wxGrid::SetModelValues()
6672 {
6673     int row, col;
6674
6675     // Disable the editor, so it won't hide a changed value.
6676     // Do we also want to save the current value of the editor first?
6677     // I think so ...
6678     DisableCellEditControl();
6679
6680     if ( m_table )
6681     {
6682         for ( row = 0;  row < m_numRows;  row++ )
6683         {
6684             for ( col = 0;  col < m_numCols;  col++ )
6685             {
6686                 m_table->SetValue( row, col, GetCellValue(row, col) );
6687             }
6688         }
6689
6690         return TRUE;
6691     }
6692
6693     return FALSE;
6694 }
6695
6696
6697
6698 // Note - this function only draws cells that are in the list of
6699 // exposed cells (usually set from the update region by
6700 // CalcExposedCells)
6701 //
6702 void wxGrid::DrawGridCellArea( wxDC& dc, const wxGridCellCoordsArray& cells )
6703 {
6704     if ( !m_numRows || !m_numCols ) return;
6705
6706     int i, numCells = cells.GetCount();
6707     int row, col, cell_rows, cell_cols;
6708     wxGridCellCoordsArray redrawCells;
6709
6710     for ( i = numCells-1; i >= 0;  i-- )
6711     {
6712         row = cells[i].GetRow();
6713         col = cells[i].GetCol();
6714         GetCellSize( row, col, &cell_rows, &cell_cols );
6715
6716         // If this cell is part of a multicell block, find owner for repaint
6717         if ( cell_rows <= 0 || cell_cols <= 0 )
6718         {
6719             wxGridCellCoords cell(row+cell_rows, col+cell_cols);
6720             bool marked = FALSE;
6721             for ( int j = 0;  j < numCells;  j++ )
6722             {
6723                 if ( cell == cells[j] )
6724                 {
6725                     marked = TRUE;
6726                     break;
6727                 }
6728             }
6729             if (!marked)
6730             {
6731                 int count = redrawCells.GetCount();
6732                 for (int j = 0; j < count; j++)
6733                 {
6734                     if ( cell == redrawCells[j] )
6735                     {
6736                         marked = TRUE;
6737                         break;
6738                     }
6739                 }
6740                 if (!marked) redrawCells.Add( cell );
6741             }
6742             continue; // don't bother drawing this cell
6743         }
6744
6745         // If this cell is empty, find cell to left that might want to overflow
6746         if (m_table && m_table->IsEmptyCell(row, col))
6747         {
6748             for ( int l = 0; l < cell_rows; l++ )
6749             {
6750                 // find a cell in this row to left alreay marked for repaint
6751                 int left = col;
6752                 for (int k = 0; k < int(redrawCells.GetCount()); k++)
6753                     if ((redrawCells[k].GetCol() < left) &&
6754                         (redrawCells[k].GetRow() == row))
6755                         left=redrawCells[k].GetCol();
6756
6757                 if (left == col) left = 0; // oh well
6758
6759                 for (int j = col-1; j >= left; j--)
6760                 {
6761                     if (!m_table->IsEmptyCell(row+l, j))
6762                     {
6763                         if (GetCellOverflow(row+l, j))
6764                         {
6765                             wxGridCellCoords cell(row+l, j);
6766                             bool marked = FALSE;
6767
6768                             for (int k = 0; k < numCells; k++)
6769                             {
6770                                 if ( cell == cells[k] )
6771                                 {
6772                                     marked = TRUE;
6773                                     break;
6774                                 }
6775                             }
6776                             if (!marked)
6777                             {
6778                                 int count = redrawCells.GetCount();
6779                                 for (int k = 0; k < count; k++)
6780                                 {
6781                                     if ( cell == redrawCells[k] )
6782                                     {
6783                                         marked = TRUE;
6784                                         break;
6785                                     }
6786                                 }
6787                                 if (!marked) redrawCells.Add( cell );
6788                             }
6789                         }
6790                         break;
6791                     }
6792                 }
6793             }
6794         }
6795         DrawCell( dc, cells[i] );
6796     }
6797
6798     numCells = redrawCells.GetCount();
6799
6800     for ( i = numCells - 1; i >= 0;  i-- )
6801     {
6802         DrawCell( dc, redrawCells[i] );
6803     }
6804 }
6805
6806
6807 void wxGrid::DrawGridSpace( wxDC& dc )
6808 {
6809   int cw, ch;
6810   m_gridWin->GetClientSize( &cw, &ch );
6811
6812   int right, bottom;
6813   CalcUnscrolledPosition( cw, ch, &right, &bottom );
6814
6815   int rightCol = m_numCols > 0 ? GetColRight(m_numCols - 1) : 0;
6816   int bottomRow = m_numRows > 0 ? GetRowBottom(m_numRows - 1) : 0 ;
6817
6818   if ( right > rightCol || bottom > bottomRow )
6819   {
6820       int left, top;
6821       CalcUnscrolledPosition( 0, 0, &left, &top );
6822
6823       dc.SetBrush( wxBrush(GetDefaultCellBackgroundColour(), wxSOLID) );
6824       dc.SetPen( *wxTRANSPARENT_PEN );
6825
6826       if ( right > rightCol )
6827       {
6828           dc.DrawRectangle( rightCol, top, right - rightCol, ch);
6829       }
6830
6831       if ( bottom > bottomRow )
6832       {
6833           dc.DrawRectangle( left, bottomRow, cw, bottom - bottomRow);
6834       }
6835   }
6836 }
6837
6838
6839 void wxGrid::DrawCell( wxDC& dc, const wxGridCellCoords& coords )
6840 {
6841     int row = coords.GetRow();
6842     int col = coords.GetCol();
6843
6844     if ( GetColWidth(col) <= 0 || GetRowHeight(row) <= 0 )
6845         return;
6846
6847     // we draw the cell border ourselves
6848 #if !WXGRID_DRAW_LINES
6849     if ( m_gridLinesEnabled )
6850         DrawCellBorder( dc, coords );
6851 #endif
6852
6853     wxGridCellAttr* attr = GetCellAttr(row, col);
6854
6855     bool isCurrent = coords == m_currentCellCoords;
6856
6857     wxRect rect = CellToRect( row, col );
6858
6859     // if the editor is shown, we should use it and not the renderer
6860     // Note: However, only if it is really _shown_, i.e. not hidden!
6861     if ( isCurrent && IsCellEditControlShown() )
6862     {
6863         wxGridCellEditor *editor = attr->GetEditor(this, row, col);
6864         editor->PaintBackground(rect, attr);
6865         editor->DecRef();
6866     }
6867     else
6868     {
6869         // but all the rest is drawn by the cell renderer and hence may be
6870         // customized
6871         wxGridCellRenderer *renderer = attr->GetRenderer(this, row, col);
6872         renderer->Draw(*this, *attr, dc, rect, row, col, IsInSelection(coords));
6873         renderer->DecRef();
6874     }
6875
6876     attr->DecRef();
6877 }
6878
6879 void wxGrid::DrawCellHighlight( wxDC& dc, const wxGridCellAttr *attr )
6880 {
6881     int row = m_currentCellCoords.GetRow();
6882     int col = m_currentCellCoords.GetCol();
6883
6884     if ( GetColWidth(col) <= 0 || GetRowHeight(row) <= 0 )
6885         return;
6886
6887     wxRect rect = CellToRect(row, col);
6888
6889     // hmmm... what could we do here to show that the cell is disabled?
6890     // for now, I just draw a thinner border than for the other ones, but
6891     // it doesn't look really good
6892
6893     int penWidth = attr->IsReadOnly() ? m_cellHighlightROPenWidth : m_cellHighlightPenWidth;
6894
6895     if (penWidth > 0)
6896     {
6897         // The center of th drawn line is where the position/width/height of
6898         // the rectangle is actually at, (on wxMSW atr least,) so we will
6899         // reduce the size of the rectangle to compensate for the thickness of
6900         // the line.  If this is too strange on non wxMSW platforms then
6901         // please #ifdef this appropriately.
6902         rect.x += penWidth/2;
6903         rect.y += penWidth/2;
6904         rect.width -= penWidth-1;
6905         rect.height -= penWidth-1;
6906
6907
6908         // Now draw the rectangle
6909         // use the cellHighlightColour if the cell is inside a selection, this
6910         // will ensure the cell is always visible.
6911         dc.SetPen(wxPen(IsInSelection(row,col)?m_selectionForeground:m_cellHighlightColour, penWidth, wxSOLID));
6912         dc.SetBrush(*wxTRANSPARENT_BRUSH);
6913         dc.DrawRectangle(rect);
6914     }
6915
6916 #if 0
6917         // VZ: my experiments with 3d borders...
6918
6919         // how to properly set colours for arbitrary bg?
6920         wxCoord x1 = rect.x,
6921                 y1 = rect.y,
6922                 x2 = rect.x + rect.width -1,
6923                 y2 = rect.y + rect.height -1;
6924
6925         dc.SetPen(*wxWHITE_PEN);
6926         dc.DrawLine(x1, y1, x2, y1);
6927         dc.DrawLine(x1, y1, x1, y2);
6928
6929         dc.DrawLine(x1 + 1, y2 - 1, x2 - 1, y2 - 1);
6930         dc.DrawLine(x2 - 1, y1 + 1, x2 - 1, y2 );
6931
6932         dc.SetPen(*wxBLACK_PEN);
6933         dc.DrawLine(x1, y2, x2, y2);
6934         dc.DrawLine(x2, y1, x2, y2+1);
6935 #endif // 0
6936 }
6937
6938
6939 void wxGrid::DrawCellBorder( wxDC& dc, const wxGridCellCoords& coords )
6940 {
6941     int row = coords.GetRow();
6942     int col = coords.GetCol();
6943     if ( GetColWidth(col) <= 0 || GetRowHeight(row) <= 0 )
6944         return;
6945
6946     dc.SetPen( wxPen(GetGridLineColour(), 1, wxSOLID) );
6947
6948     wxRect rect = CellToRect( row, col );
6949
6950     // right hand border
6951     //
6952     dc.DrawLine( rect.x + rect.width, rect.y,
6953                  rect.x + rect.width, rect.y + rect.height + 1 );
6954
6955     // bottom border
6956     //
6957     dc.DrawLine( rect.x,              rect.y + rect.height,
6958                  rect.x + rect.width, rect.y + rect.height);
6959 }
6960
6961 void wxGrid::DrawHighlight(wxDC& dc,const  wxGridCellCoordsArray& cells)
6962 {
6963     // This if block was previously in wxGrid::OnPaint but that doesn't
6964     // seem to get called under wxGTK - MB
6965     //
6966     if ( m_currentCellCoords == wxGridNoCellCoords  &&
6967          m_numRows && m_numCols )
6968     {
6969         m_currentCellCoords.Set(0, 0);
6970     }
6971
6972     if ( IsCellEditControlShown() )
6973     {
6974         // don't show highlight when the edit control is shown
6975         return;
6976     }
6977
6978     // if the active cell was repainted, repaint its highlight too because it
6979     // might have been damaged by the grid lines
6980     size_t count = cells.GetCount();
6981     for ( size_t n = 0; n < count; n++ )
6982     {
6983         if ( cells[n] == m_currentCellCoords )
6984         {
6985             wxGridCellAttr* attr = GetCellAttr(m_currentCellCoords);
6986             DrawCellHighlight(dc, attr);
6987             attr->DecRef();
6988
6989             break;
6990         }
6991     }
6992 }
6993
6994 // TODO: remove this ???
6995 // This is used to redraw all grid lines e.g. when the grid line colour
6996 // has been changed
6997 //
6998 void wxGrid::DrawAllGridLines( wxDC& dc, const wxRegion & WXUNUSED(reg) )
6999 {
7000 #if !WXGRID_DRAW_LINES
7001     return;
7002 #endif
7003
7004     if ( !m_gridLinesEnabled ||
7005          !m_numRows ||
7006          !m_numCols ) return;
7007
7008     int top, bottom, left, right;
7009
7010 #if 0  //#ifndef __WXGTK__
7011     if (reg.IsEmpty())
7012     {
7013       int cw, ch;
7014       m_gridWin->GetClientSize(&cw, &ch);
7015
7016       // virtual coords of visible area
7017       //
7018       CalcUnscrolledPosition( 0, 0, &left, &top );
7019       CalcUnscrolledPosition( cw, ch, &right, &bottom );
7020     }
7021     else
7022     {
7023       wxCoord x, y, w, h;
7024       reg.GetBox(x, y, w, h);
7025       CalcUnscrolledPosition( x, y, &left, &top );
7026       CalcUnscrolledPosition( x + w, y + h, &right, &bottom );
7027     }
7028 #else
7029       int cw, ch;
7030       m_gridWin->GetClientSize(&cw, &ch);
7031       CalcUnscrolledPosition( 0, 0, &left, &top );
7032       CalcUnscrolledPosition( cw, ch, &right, &bottom );
7033 #endif
7034
7035     // avoid drawing grid lines past the last row and col
7036     //
7037     right = wxMin( right, GetColRight(m_numCols - 1) );
7038     bottom = wxMin( bottom, GetRowBottom(m_numRows - 1) );
7039
7040     // no gridlines inside multicells, clip them out
7041     int leftCol   = internalXToCol(left);
7042     int topRow    = internalYToRow(top);
7043     int rightCol  = internalXToCol(right);
7044     int bottomRow = internalYToRow(bottom);
7045     wxRegion clippedcells(0, 0, cw, ch);
7046
7047
7048     int i, j, cell_rows, cell_cols;
7049     wxRect rect;
7050
7051     for (j=topRow; j<bottomRow; j++)
7052     {
7053         for (i=leftCol; i<rightCol; i++)
7054         {
7055             GetCellSize( j, i, &cell_rows, &cell_cols );
7056             if ((cell_rows > 1) || (cell_cols > 1))
7057             {
7058                 rect = CellToRect(j,i);
7059                 CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
7060                 clippedcells.Subtract(rect);
7061             }
7062             else if ((cell_rows < 0) || (cell_cols < 0))
7063             {
7064                 rect = CellToRect(j+cell_rows, i+cell_cols);
7065                 CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
7066                 clippedcells.Subtract(rect);
7067             }
7068         }
7069     }
7070     dc.SetClippingRegion( clippedcells );
7071
7072     dc.SetPen( wxPen(GetGridLineColour(), 1, wxSOLID) );
7073
7074     // horizontal grid lines
7075     //
7076     // already declared above - int i;
7077     for ( i = internalYToRow(top); i < m_numRows; i++ )
7078     {
7079         int bot = GetRowBottom(i) - 1;
7080
7081         if ( bot > bottom )
7082         {
7083             break;
7084         }
7085
7086         if ( bot >= top )
7087         {
7088             dc.DrawLine( left, bot, right, bot );
7089         }
7090     }
7091
7092
7093     // vertical grid lines
7094     //
7095     for ( i = internalXToCol(left); i < m_numCols; i++ )
7096     {
7097         int colRight = GetColRight(i) - 1;
7098         if ( colRight > right )
7099         {
7100             break;
7101         }
7102
7103         if ( colRight >= left )
7104         {
7105             dc.DrawLine( colRight, top, colRight, bottom );
7106         }
7107     }
7108     dc.DestroyClippingRegion();
7109 }
7110
7111
7112 void wxGrid::DrawRowLabels( wxDC& dc ,const wxArrayInt& rows)
7113 {
7114     if ( !m_numRows ) return;
7115
7116     size_t i;
7117     size_t numLabels = rows.GetCount();
7118
7119     for ( i = 0;  i < numLabels;  i++ )
7120     {
7121         DrawRowLabel( dc, rows[i] );
7122     }
7123 }
7124
7125
7126 void wxGrid::DrawRowLabel( wxDC& dc, int row )
7127 {
7128     if ( GetRowHeight(row) <= 0 )
7129         return;
7130
7131     int rowTop = GetRowTop(row),
7132         rowBottom = GetRowBottom(row) - 1;
7133
7134     dc.SetPen( wxPen(wxSystemSettings::GetColour(wxSYS_COLOUR_3DDKSHADOW),1, wxSOLID) );
7135     dc.DrawLine( m_rowLabelWidth-1, rowTop,
7136                  m_rowLabelWidth-1, rowBottom );
7137
7138     dc.DrawLine( 0, rowTop, 0, rowBottom );
7139
7140     dc.DrawLine( 0, rowBottom, m_rowLabelWidth, rowBottom );
7141
7142     dc.SetPen( *wxWHITE_PEN );
7143     dc.DrawLine( 1, rowTop, 1, rowBottom );
7144     dc.DrawLine( 1, rowTop, m_rowLabelWidth-1, rowTop );
7145
7146     dc.SetBackgroundMode( wxTRANSPARENT );
7147     dc.SetTextForeground( GetLabelTextColour() );
7148     dc.SetFont( GetLabelFont() );
7149
7150     int hAlign, vAlign;
7151     GetRowLabelAlignment( &hAlign, &vAlign );
7152
7153     wxRect rect;
7154     rect.SetX( 2 );
7155     rect.SetY( GetRowTop(row) + 2 );
7156     rect.SetWidth( m_rowLabelWidth - 4 );
7157     rect.SetHeight( GetRowHeight(row) - 4 );
7158     DrawTextRectangle( dc, GetRowLabelValue( row ), rect, hAlign, vAlign );
7159 }
7160
7161
7162 void wxGrid::DrawColLabels( wxDC& dc,const wxArrayInt& cols )
7163 {
7164     if ( !m_numCols ) return;
7165
7166     size_t i;
7167     size_t numLabels = cols.GetCount();
7168
7169     for ( i = 0;  i < numLabels;  i++ )
7170     {
7171         DrawColLabel( dc, cols[i] );
7172     }
7173 }
7174
7175
7176 void wxGrid::DrawColLabel( wxDC& dc, int col )
7177 {
7178     if ( GetColWidth(col) <= 0 )
7179         return;
7180
7181     int colLeft = GetColLeft(col),
7182         colRight = GetColRight(col) - 1;
7183
7184     dc.SetPen( wxPen(wxSystemSettings::GetColour(wxSYS_COLOUR_3DDKSHADOW),1, wxSOLID) );
7185     dc.DrawLine( colRight, 0,
7186                  colRight, m_colLabelHeight-1 );
7187
7188     dc.DrawLine( colLeft, 0, colRight, 0 );
7189
7190     dc.DrawLine( colLeft, m_colLabelHeight-1,
7191                  colRight+1, m_colLabelHeight-1 );
7192
7193     dc.SetPen( *wxWHITE_PEN );
7194     dc.DrawLine( colLeft, 1, colLeft, m_colLabelHeight-1 );
7195     dc.DrawLine( colLeft, 1, colRight, 1 );
7196
7197     dc.SetBackgroundMode( wxTRANSPARENT );
7198     dc.SetTextForeground( GetLabelTextColour() );
7199     dc.SetFont( GetLabelFont() );
7200
7201     int hAlign, vAlign, orient;
7202     GetColLabelAlignment( &hAlign, &vAlign );
7203     orient = GetColLabelTextOrientation();
7204
7205     wxRect rect;
7206     rect.SetX( colLeft + 2 );
7207     rect.SetY( 2 );
7208     rect.SetWidth( GetColWidth(col) - 4 );
7209     rect.SetHeight( m_colLabelHeight - 4 );
7210     DrawTextRectangle( dc, GetColLabelValue( col ), rect, hAlign, vAlign, orient );
7211 }
7212
7213 void wxGrid::DrawTextRectangle( wxDC& dc,
7214                                 const wxString& value,
7215                                 const wxRect& rect,
7216                                 int horizAlign,
7217                                 int vertAlign,
7218                                 int textOrientation )
7219 {
7220     wxArrayString lines;
7221
7222     StringToLines( value, lines );
7223
7224
7225     //Forward to new API.
7226     DrawTextRectangle(  dc,
7227         lines,
7228         rect,
7229         horizAlign,
7230         vertAlign,
7231         textOrientation );
7232
7233 }
7234
7235 void wxGrid::DrawTextRectangle( wxDC& dc,
7236                                const wxArrayString& lines,
7237                                const wxRect& rect,
7238                                int horizAlign,
7239                                int vertAlign,
7240                                int textOrientation )
7241 {
7242     long textWidth, textHeight;
7243     long lineWidth, lineHeight;
7244     int nLines;
7245
7246     dc.SetClippingRegion( rect );
7247
7248     nLines = lines.GetCount();
7249     if( nLines > 0 )
7250     {
7251         int l;
7252         float x = 0.0, y = 0.0;
7253
7254         if( textOrientation == wxHORIZONTAL )
7255             GetTextBoxSize(dc, lines, &textWidth, &textHeight);
7256         else
7257             GetTextBoxSize( dc, lines, &textHeight, &textWidth );
7258
7259         switch( vertAlign )
7260         {
7261         case wxALIGN_BOTTOM:
7262             if( textOrientation == wxHORIZONTAL )
7263                 y = rect.y + (rect.height - textHeight - 1);
7264             else
7265                 x = rect.x + rect.width - textWidth;
7266             break;
7267
7268         case wxALIGN_CENTRE:
7269             if( textOrientation == wxHORIZONTAL )
7270                 y = rect.y + ((rect.height - textHeight)/2);
7271             else
7272                 x = rect.x + ((rect.width - textWidth)/2);
7273             break;
7274
7275         case wxALIGN_TOP:
7276         default:
7277             if( textOrientation == wxHORIZONTAL )
7278                 y = rect.y + 1;
7279             else
7280                 x = rect.x + 1;
7281             break;
7282         }
7283
7284         // Align each line of a multi-line label
7285         for( l = 0; l < nLines; l++ )
7286         {
7287             dc.GetTextExtent(lines[l], &lineWidth, &lineHeight);
7288
7289             switch( horizAlign )
7290             {
7291             case wxALIGN_RIGHT:
7292                 if( textOrientation == wxHORIZONTAL )
7293                     x = rect.x + (rect.width - lineWidth - 1);
7294                 else
7295                     y = rect.y + lineWidth + 1;
7296                 break;
7297
7298             case wxALIGN_CENTRE:
7299                 if( textOrientation == wxHORIZONTAL )
7300                     x = rect.x + ((rect.width - lineWidth)/2);
7301                 else
7302                     y = rect.y + rect.height - ((rect.height - lineWidth)/2);
7303                 break;
7304
7305             case wxALIGN_LEFT:
7306             default:
7307                 if( textOrientation == wxHORIZONTAL )
7308                     x = rect.x + 1;
7309                 else
7310                     y = rect.y + rect.height - 1;
7311                 break;
7312             }
7313
7314             if( textOrientation == wxHORIZONTAL )
7315             {
7316                 dc.DrawText( lines[l], (int)x, (int)y );
7317                 y += lineHeight;
7318             }
7319             else
7320             {
7321                 dc.DrawRotatedText( lines[l], (int)x, (int)y, 90.0 );
7322                 x += lineHeight;
7323             }
7324         }
7325     }
7326     dc.DestroyClippingRegion();
7327 }
7328
7329
7330 // Split multi line text up into an array of strings.  Any existing
7331 // contents of the string array are preserved.
7332 //
7333 void wxGrid::StringToLines( const wxString& value, wxArrayString& lines )
7334 {
7335     int startPos = 0;
7336     int pos;
7337     wxString eol = wxTextFile::GetEOL( wxTextFileType_Unix );
7338     wxString tVal = wxTextFile::Translate( value, wxTextFileType_Unix );
7339
7340     while ( startPos < (int)tVal.Length() )
7341     {
7342         pos = tVal.Mid(startPos).Find( eol );
7343         if ( pos < 0 )
7344         {
7345             break;
7346         }
7347         else if ( pos == 0 )
7348         {
7349             lines.Add( wxEmptyString );
7350         }
7351         else
7352         {
7353             lines.Add( value.Mid(startPos, pos) );
7354         }
7355         startPos += pos+1;
7356     }
7357     if ( startPos < (int)value.Length() )
7358     {
7359         lines.Add( value.Mid( startPos ) );
7360     }
7361 }
7362
7363
7364 void wxGrid::GetTextBoxSize( wxDC& dc,
7365                              const wxArrayString& lines,
7366                              long *width, long *height )
7367 {
7368     long w = 0;
7369     long h = 0;
7370     long lineW, lineH;
7371
7372     size_t i;
7373     for ( i = 0;  i < lines.GetCount();  i++ )
7374     {
7375         dc.GetTextExtent( lines[i], &lineW, &lineH );
7376         w = wxMax( w, lineW );
7377         h += lineH;
7378     }
7379
7380     *width = w;
7381     *height = h;
7382 }
7383
7384 //
7385 // ------ Batch processing.
7386 //
7387 void wxGrid::EndBatch()
7388 {
7389     if ( m_batchCount > 0 )
7390     {
7391         m_batchCount--;
7392         if ( !m_batchCount )
7393         {
7394             CalcDimensions();
7395             m_rowLabelWin->Refresh();
7396             m_colLabelWin->Refresh();
7397             m_cornerLabelWin->Refresh();
7398             m_gridWin->Refresh();
7399         }
7400     }
7401 }
7402
7403 // Use this, rather than wxWindow::Refresh(), to force an immediate
7404 // repainting of the grid. Has no effect if you are already inside a
7405 // BeginBatch / EndBatch block.
7406 //
7407 void wxGrid::ForceRefresh()
7408 {
7409     BeginBatch();
7410     EndBatch();
7411 }
7412
7413
7414 //
7415 // ------ Edit control functions
7416 //
7417
7418
7419 void wxGrid::EnableEditing( bool edit )
7420 {
7421     // TODO: improve this ?
7422     //
7423     if ( edit != m_editable )
7424     {
7425         if(!edit) EnableCellEditControl(edit);
7426         m_editable = edit;
7427     }
7428 }
7429
7430
7431 void wxGrid::EnableCellEditControl( bool enable )
7432 {
7433     if (! m_editable)
7434         return;
7435
7436     if ( m_currentCellCoords == wxGridNoCellCoords )
7437         SetCurrentCell( 0, 0 );
7438
7439     if ( enable != m_cellEditCtrlEnabled )
7440     {
7441         if ( enable )
7442         {
7443             if (SendEvent( wxEVT_GRID_EDITOR_SHOWN) <0)
7444                 return;
7445
7446             // this should be checked by the caller!
7447             wxASSERT_MSG( CanEnableCellControl(),
7448                           _T("can't enable editing for this cell!") );
7449
7450             // do it before ShowCellEditControl()
7451             m_cellEditCtrlEnabled = enable;
7452
7453             ShowCellEditControl();
7454         }
7455         else
7456         {
7457             //FIXME:add veto support
7458             SendEvent( wxEVT_GRID_EDITOR_HIDDEN);
7459
7460             HideCellEditControl();
7461             SaveEditControlValue();
7462
7463             // do it after HideCellEditControl()
7464             m_cellEditCtrlEnabled = enable;
7465         }
7466     }
7467 }
7468
7469 bool wxGrid::IsCurrentCellReadOnly() const
7470 {
7471     // const_cast
7472     wxGridCellAttr* attr = ((wxGrid *)this)->GetCellAttr(m_currentCellCoords);
7473     bool readonly = attr->IsReadOnly();
7474     attr->DecRef();
7475
7476     return readonly;
7477 }
7478
7479 bool wxGrid::CanEnableCellControl() const
7480 {
7481     return m_editable && (m_currentCellCoords != wxGridNoCellCoords) &&
7482         !IsCurrentCellReadOnly();
7483
7484 }
7485
7486 bool wxGrid::IsCellEditControlEnabled() const
7487 {
7488     // the cell edit control might be disable for all cells or just for the
7489     // current one if it's read only
7490     return m_cellEditCtrlEnabled ? !IsCurrentCellReadOnly() : FALSE;
7491 }
7492
7493 bool wxGrid::IsCellEditControlShown() const
7494 {
7495     bool isShown = FALSE;
7496
7497     if ( m_cellEditCtrlEnabled )
7498     {
7499         int row = m_currentCellCoords.GetRow();
7500         int col = m_currentCellCoords.GetCol();
7501         wxGridCellAttr* attr = GetCellAttr(row, col);
7502         wxGridCellEditor* editor = attr->GetEditor((wxGrid*) this, row, col);
7503         attr->DecRef();
7504
7505         if ( editor )
7506         {
7507             if ( editor->IsCreated() )
7508             {
7509                 isShown = editor->GetControl()->IsShown();
7510             }
7511
7512             editor->DecRef();
7513         }
7514     }
7515
7516     return isShown;
7517 }
7518
7519 void wxGrid::ShowCellEditControl()
7520 {
7521     if ( IsCellEditControlEnabled() )
7522     {
7523         if ( !IsVisible( m_currentCellCoords ) )
7524         {
7525             m_cellEditCtrlEnabled = FALSE;
7526             return;
7527         }
7528         else
7529         {
7530             wxRect rect = CellToRect( m_currentCellCoords );
7531             int row = m_currentCellCoords.GetRow();
7532             int col = m_currentCellCoords.GetCol();
7533
7534             // if this is part of a multicell, find owner (topleft)
7535             int cell_rows, cell_cols;
7536             GetCellSize( row, col, &cell_rows, &cell_cols );
7537             if ( cell_rows <= 0 || cell_cols <= 0 )
7538             {
7539                 row += cell_rows;
7540                 col += cell_cols;
7541                 m_currentCellCoords.SetRow( row );
7542                 m_currentCellCoords.SetCol( col );
7543             }
7544
7545             // convert to scrolled coords
7546             //
7547             CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
7548
7549             // done in PaintBackground()
7550 #if 0
7551             // erase the highlight and the cell contents because the editor
7552             // might not cover the entire cell
7553             wxClientDC dc( m_gridWin );
7554             PrepareDC( dc );
7555             dc.SetBrush(*wxLIGHT_GREY_BRUSH); //wxBrush(attr->GetBackgroundColour(), wxSOLID));
7556             dc.SetPen(*wxTRANSPARENT_PEN);
7557             dc.DrawRectangle(rect);
7558 #endif // 0
7559
7560             // cell is shifted by one pixel
7561             // However, don't allow x or y to become negative
7562             // since the SetSize() method interprets that as
7563             // "don't change."
7564             if (rect.x > 0)
7565                 rect.x--;
7566             if (rect.y > 0)
7567                 rect.y--;
7568
7569             wxGridCellAttr* attr = GetCellAttr(row, col);
7570             wxGridCellEditor* editor = attr->GetEditor(this, row, col);
7571             if ( !editor->IsCreated() )
7572             {
7573                 editor->Create(m_gridWin, -1,
7574                                new wxGridCellEditorEvtHandler(this, editor));
7575
7576                 wxGridEditorCreatedEvent evt(GetId(),
7577                                              wxEVT_GRID_EDITOR_CREATED,
7578                                              this,
7579                                              row,
7580                                              col,
7581                                              editor->GetControl());
7582                 GetEventHandler()->ProcessEvent(evt);
7583             }
7584
7585
7586             // resize editor to overflow into righthand cells if allowed
7587             int maxWidth = rect.width;
7588             wxString value = GetCellValue(row, col);
7589             if ( (value != wxEmptyString) && (attr->GetOverflow()) )
7590             {
7591                 int y;
7592                 GetTextExtent(value, &maxWidth, &y,
7593                         NULL, NULL, &attr->GetFont());
7594                 if (maxWidth < rect.width) maxWidth = rect.width;
7595             }
7596             int client_right = m_gridWin->GetClientSize().GetWidth();
7597             if (rect.x+maxWidth > client_right)
7598                 maxWidth = client_right - rect.x;
7599
7600             if ((maxWidth > rect.width) && (col < m_numCols) && m_table)
7601             {
7602                 GetCellSize( row, col, &cell_rows, &cell_cols );
7603                 // may have changed earlier
7604                 for (int i = col+cell_cols; i < m_numCols; i++)
7605                 {
7606                     int c_rows, c_cols;
7607                     GetCellSize( row, i, &c_rows, &c_cols );
7608                     // looks weird going over a multicell
7609                     if (m_table->IsEmptyCell(row,i) &&
7610                             (rect.width < maxWidth) && (c_rows == 1))
7611                         rect.width += GetColWidth(i);
7612                     else
7613                         break;
7614                 }
7615                 if (rect.GetRight() > client_right)
7616                     rect.SetRight(client_right-1);
7617             }
7618
7619             editor->SetCellAttr(attr);
7620             editor->SetSize( rect );
7621             editor->Show( TRUE, attr );
7622
7623             // recalc dimensions in case we need to
7624             // expand the scrolled window to account for editor
7625             CalcDimensions();
7626
7627             editor->BeginEdit(row, col, this);
7628             editor->SetCellAttr(NULL);
7629
7630             editor->DecRef();
7631             attr->DecRef();
7632         }
7633     }
7634 }
7635
7636
7637 void wxGrid::HideCellEditControl()
7638 {
7639     if ( IsCellEditControlEnabled() )
7640     {
7641         int row = m_currentCellCoords.GetRow();
7642         int col = m_currentCellCoords.GetCol();
7643
7644         wxGridCellAttr* attr = GetCellAttr(row, col);
7645         wxGridCellEditor *editor = attr->GetEditor(this, row, col);
7646         editor->Show( FALSE );
7647         editor->DecRef();
7648         attr->DecRef();
7649         m_gridWin->SetFocus();
7650         // refresh whole row to the right
7651         wxRect rect( CellToRect(row, col) );
7652         CalcScrolledPosition(rect.x, rect.y, &rect.x, &rect.y );
7653         rect.width = m_gridWin->GetClientSize().GetWidth() - rect.x;
7654         m_gridWin->Refresh( FALSE, &rect );
7655     }
7656 }
7657
7658
7659 void wxGrid::SaveEditControlValue()
7660 {
7661     if ( IsCellEditControlEnabled() )
7662     {
7663         int row = m_currentCellCoords.GetRow();
7664         int col = m_currentCellCoords.GetCol();
7665
7666         wxString oldval = GetCellValue(row,col);
7667
7668         wxGridCellAttr* attr = GetCellAttr(row, col);
7669         wxGridCellEditor* editor = attr->GetEditor(this, row, col);
7670         bool changed = editor->EndEdit(row, col, this);
7671
7672         editor->DecRef();
7673         attr->DecRef();
7674
7675         if (changed)
7676         {
7677             if ( SendEvent( wxEVT_GRID_CELL_CHANGE,
7678                        m_currentCellCoords.GetRow(),
7679                        m_currentCellCoords.GetCol() ) < 0 ) {
7680
7681                 // Event has been vetoed, set the data back.
7682                 SetCellValue(row,col,oldval);
7683             }
7684         }
7685     }
7686 }
7687
7688
7689 //
7690 // ------ Grid location functions
7691 //  Note that all of these functions work with the logical coordinates of
7692 //  grid cells and labels so you will need to convert from device
7693 //  coordinates for mouse events etc.
7694 //
7695
7696 void wxGrid::XYToCell( int x, int y, wxGridCellCoords& coords )
7697 {
7698     int row = YToRow(y);
7699     int col = XToCol(x);
7700
7701     if ( row == -1  ||  col == -1 )
7702     {
7703         coords = wxGridNoCellCoords;
7704     }
7705     else
7706     {
7707         coords.Set( row, col );
7708     }
7709 }
7710
7711
7712 // Internal Helper function for computing row or column from some
7713 // (unscrolled) coordinate value, using either
7714 // m_defaultRowHeight/m_defaultColWidth or binary search on array
7715 // of m_rowBottoms/m_ColRights to speed up the search!
7716
7717 static int CoordToRowOrCol(int coord, int defaultDist, int minDist,
7718                            const wxArrayInt& BorderArray, int nMax,
7719                            bool clipToMinMax)
7720 {
7721
7722     if (coord < 0)
7723         return clipToMinMax && (nMax > 0) ? 0 : -1;
7724
7725
7726     if (!defaultDist)
7727         defaultDist = 1;
7728
7729     size_t i_max = coord / defaultDist,
7730            i_min = 0;
7731
7732     if (BorderArray.IsEmpty())
7733     {
7734         if((int) i_max < nMax)
7735             return i_max;
7736         return clipToMinMax ? nMax - 1 : -1;
7737     }
7738
7739     if ( i_max >= BorderArray.GetCount())
7740         i_max = BorderArray.GetCount() - 1;
7741     else
7742     {
7743         if ( coord >= BorderArray[i_max])
7744         {
7745             i_min = i_max;
7746             if (minDist)
7747                 i_max = coord / minDist;
7748             else
7749                 i_max =  BorderArray.GetCount() - 1;
7750         }
7751         if ( i_max >= BorderArray.GetCount())
7752             i_max = BorderArray.GetCount() - 1;
7753     }
7754     if ( coord >= BorderArray[i_max])
7755         return clipToMinMax ? (int)i_max : -1;
7756     if ( coord < BorderArray[0] )
7757         return 0;
7758
7759     while ( i_max - i_min > 0 )
7760     {
7761         wxCHECK_MSG(BorderArray[i_min] <= coord && coord < BorderArray[i_max],
7762                     0, _T("wxGrid: internal error in CoordToRowOrCol"));
7763         if (coord >=  BorderArray[ i_max - 1])
7764             return i_max;
7765         else
7766             i_max--;
7767         int median = i_min + (i_max - i_min + 1) / 2;
7768         if (coord < BorderArray[median])
7769             i_max = median;
7770         else
7771             i_min = median;
7772     }
7773     return i_max;
7774 }
7775
7776 int wxGrid::YToRow( int y )
7777 {
7778     return CoordToRowOrCol(y, m_defaultRowHeight,
7779                            m_minAcceptableRowHeight, m_rowBottoms, m_numRows, FALSE);
7780 }
7781
7782
7783 int wxGrid::XToCol( int x )
7784 {
7785     return CoordToRowOrCol(x, m_defaultColWidth,
7786                            m_minAcceptableColWidth, m_colRights, m_numCols, FALSE);
7787 }
7788
7789
7790 // return the row number that that the y coord is near the edge of, or
7791 // -1 if not near an edge
7792 //
7793 int wxGrid::YToEdgeOfRow( int y )
7794 {
7795     int i;
7796     i = internalYToRow(y);
7797
7798     if ( GetRowHeight(i) > WXGRID_LABEL_EDGE_ZONE )
7799     {
7800         // We know that we are in row i, test whether we are
7801         // close enough to lower or upper border, respectively.
7802         if ( abs(GetRowBottom(i) - y) < WXGRID_LABEL_EDGE_ZONE )
7803             return i;
7804         else if( i > 0 && y - GetRowTop(i) < WXGRID_LABEL_EDGE_ZONE )
7805             return i - 1;
7806     }
7807
7808     return -1;
7809 }
7810
7811
7812 // return the col number that that the x coord is near the edge of, or
7813 // -1 if not near an edge
7814 //
7815 int wxGrid::XToEdgeOfCol( int x )
7816 {
7817     int i;
7818     i = internalXToCol(x);
7819
7820     if ( GetColWidth(i) > WXGRID_LABEL_EDGE_ZONE )
7821     {
7822         // We know that we are in column i,  test whether we are
7823         // close enough to right or left border, respectively.
7824         if ( abs(GetColRight(i) - x) < WXGRID_LABEL_EDGE_ZONE )
7825             return i;
7826         else if( i > 0 && x - GetColLeft(i) < WXGRID_LABEL_EDGE_ZONE )
7827             return i - 1;
7828     }
7829
7830     return -1;
7831 }
7832
7833
7834 wxRect wxGrid::CellToRect( int row, int col )
7835 {
7836     wxRect rect( -1, -1, -1, -1 );
7837
7838     if ( row >= 0  &&  row < m_numRows  &&
7839          col >= 0  &&  col < m_numCols )
7840     {
7841         int i, cell_rows, cell_cols;
7842         rect.width = rect.height = 0;
7843         GetCellSize( row, col, &cell_rows, &cell_cols );
7844         // if negative then find multicell owner
7845         if (cell_rows < 0) row += cell_rows;
7846         if (cell_cols < 0) col += cell_cols;
7847         GetCellSize( row, col, &cell_rows, &cell_cols );
7848
7849         rect.x = GetColLeft(col);
7850         rect.y = GetRowTop(row);
7851         for (i=col; i<col+cell_cols; i++)
7852             rect.width  += GetColWidth(i);
7853         for (i=row; i<row+cell_rows; i++)
7854             rect.height += GetRowHeight(i);
7855     }
7856
7857     // if grid lines are enabled, then the area of the cell is a bit smaller
7858     if (m_gridLinesEnabled) {
7859         rect.width -= 1;
7860         rect.height -= 1;
7861     }
7862     return rect;
7863 }
7864
7865
7866 bool wxGrid::IsVisible( int row, int col, bool wholeCellVisible )
7867 {
7868     // get the cell rectangle in logical coords
7869     //
7870     wxRect r( CellToRect( row, col ) );
7871
7872     // convert to device coords
7873     //
7874     int left, top, right, bottom;
7875     CalcScrolledPosition( r.GetLeft(), r.GetTop(), &left, &top );
7876     CalcScrolledPosition( r.GetRight(), r.GetBottom(), &right, &bottom );
7877
7878     // check against the client area of the grid window
7879     //
7880     int cw, ch;
7881     m_gridWin->GetClientSize( &cw, &ch );
7882
7883     if ( wholeCellVisible )
7884     {
7885         // is the cell wholly visible ?
7886         //
7887         return ( left >= 0  &&  right <= cw  &&
7888                  top >= 0  &&  bottom <= ch );
7889     }
7890     else
7891     {
7892         // is the cell partly visible ?
7893         //
7894         return ( ((left >=0 && left < cw) || (right > 0 && right <= cw))  &&
7895                  ((top >=0 && top < ch) || (bottom > 0 && bottom <= ch)) );
7896     }
7897 }
7898
7899
7900 // make the specified cell location visible by doing a minimal amount
7901 // of scrolling
7902 //
7903 void wxGrid::MakeCellVisible( int row, int col )
7904 {
7905
7906     int i;
7907     int xpos = -1, ypos = -1;
7908
7909     if ( row >= 0  &&  row < m_numRows  &&
7910          col >= 0  &&  col < m_numCols )
7911     {
7912         // get the cell rectangle in logical coords
7913         //
7914         wxRect r( CellToRect( row, col ) );
7915
7916         // convert to device coords
7917         //
7918         int left, top, right, bottom;
7919         CalcScrolledPosition( r.GetLeft(), r.GetTop(), &left, &top );
7920         CalcScrolledPosition( r.GetRight(), r.GetBottom(), &right, &bottom );
7921
7922         int cw, ch;
7923         m_gridWin->GetClientSize( &cw, &ch );
7924
7925         if ( top < 0 )
7926         {
7927             ypos = r.GetTop();
7928         }
7929         else if ( bottom > ch )
7930         {
7931             int h = r.GetHeight();
7932             ypos = r.GetTop();
7933             for ( i = row-1;  i >= 0;  i-- )
7934             {
7935                 int rowHeight = GetRowHeight(i);
7936                 if ( h + rowHeight > ch )
7937                     break;
7938
7939                 h += rowHeight;
7940                 ypos -= rowHeight;
7941             }
7942
7943             // we divide it later by GRID_SCROLL_LINE, make sure that we don't
7944             // have rounding errors (this is important, because if we do, we
7945             // might not scroll at all and some cells won't be redrawn)
7946             //
7947             // Sometimes GRID_SCROLL_LINE/2 is not enough, so just add a full
7948             // scroll unit...
7949             ypos += GRID_SCROLL_LINE_Y;
7950         }
7951
7952         if ( left < 0 )
7953         {
7954             xpos = r.GetLeft();
7955         }
7956         else if ( right > cw )
7957         {
7958             // position the view so that the cell is on the right
7959             int x0, y0;
7960             CalcUnscrolledPosition(0, 0, &x0, &y0);
7961             xpos = x0 + (right - cw);
7962
7963             // see comment for ypos above
7964             xpos += GRID_SCROLL_LINE_X;
7965         }
7966
7967         if ( xpos != -1  ||  ypos != -1 )
7968         {
7969             if ( xpos != -1 )
7970                 xpos /= GRID_SCROLL_LINE_X;
7971             if ( ypos != -1 )
7972                 ypos /= GRID_SCROLL_LINE_Y;
7973             Scroll( xpos, ypos );
7974             AdjustScrollbars();
7975         }
7976     }
7977 }
7978
7979
7980 //
7981 // ------ Grid cursor movement functions
7982 //
7983
7984 bool wxGrid::MoveCursorUp( bool expandSelection )
7985 {
7986     if ( m_currentCellCoords != wxGridNoCellCoords  &&
7987          m_currentCellCoords.GetRow() >= 0 )
7988     {
7989         if ( expandSelection)
7990         {
7991             if ( m_selectingKeyboard == wxGridNoCellCoords )
7992                 m_selectingKeyboard = m_currentCellCoords;
7993             if ( m_selectingKeyboard.GetRow() > 0 )
7994             {
7995                 m_selectingKeyboard.SetRow( m_selectingKeyboard.GetRow() - 1 );
7996                 MakeCellVisible( m_selectingKeyboard.GetRow(),
7997                                  m_selectingKeyboard.GetCol() );
7998                 HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
7999             }
8000         }
8001         else if ( m_currentCellCoords.GetRow() > 0 )
8002         {
8003             ClearSelection();
8004             MakeCellVisible( m_currentCellCoords.GetRow() - 1,
8005                              m_currentCellCoords.GetCol() );
8006             SetCurrentCell( m_currentCellCoords.GetRow() - 1,
8007                             m_currentCellCoords.GetCol() );
8008         }
8009         else
8010             return FALSE;
8011         return TRUE;
8012     }
8013
8014     return FALSE;
8015 }
8016
8017
8018 bool wxGrid::MoveCursorDown( bool expandSelection )
8019 {
8020     if ( m_currentCellCoords != wxGridNoCellCoords  &&
8021          m_currentCellCoords.GetRow() < m_numRows )
8022     {
8023         if ( expandSelection )
8024         {
8025             if ( m_selectingKeyboard == wxGridNoCellCoords )
8026                 m_selectingKeyboard = m_currentCellCoords;
8027             if ( m_selectingKeyboard.GetRow() < m_numRows-1 )
8028             {
8029                 m_selectingKeyboard.SetRow( m_selectingKeyboard.GetRow() + 1 );
8030                 MakeCellVisible( m_selectingKeyboard.GetRow(),
8031                         m_selectingKeyboard.GetCol() );
8032                 HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
8033             }
8034         }
8035         else if ( m_currentCellCoords.GetRow() < m_numRows - 1 )
8036         {
8037             ClearSelection();
8038             MakeCellVisible( m_currentCellCoords.GetRow() + 1,
8039                              m_currentCellCoords.GetCol() );
8040             SetCurrentCell( m_currentCellCoords.GetRow() + 1,
8041                             m_currentCellCoords.GetCol() );
8042         }
8043         else
8044             return FALSE;
8045         return TRUE;
8046     }
8047
8048     return FALSE;
8049 }
8050
8051
8052 bool wxGrid::MoveCursorLeft( bool expandSelection )
8053 {
8054     if ( m_currentCellCoords != wxGridNoCellCoords  &&
8055          m_currentCellCoords.GetCol() >= 0 )
8056     {
8057         if ( expandSelection )
8058         {
8059             if ( m_selectingKeyboard == wxGridNoCellCoords )
8060                 m_selectingKeyboard = m_currentCellCoords;
8061             if ( m_selectingKeyboard.GetCol() > 0 )
8062             {
8063                 m_selectingKeyboard.SetCol( m_selectingKeyboard.GetCol() - 1 );
8064                 MakeCellVisible( m_selectingKeyboard.GetRow(),
8065                         m_selectingKeyboard.GetCol() );
8066                 HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
8067             }
8068         }
8069         else if ( m_currentCellCoords.GetCol() > 0 )
8070         {
8071             ClearSelection();
8072             MakeCellVisible( m_currentCellCoords.GetRow(),
8073                              m_currentCellCoords.GetCol() - 1 );
8074             SetCurrentCell( m_currentCellCoords.GetRow(),
8075                             m_currentCellCoords.GetCol() - 1 );
8076         }
8077         else
8078             return FALSE;
8079         return TRUE;
8080     }
8081
8082     return FALSE;
8083 }
8084
8085
8086 bool wxGrid::MoveCursorRight( bool expandSelection )
8087 {
8088     if ( m_currentCellCoords != wxGridNoCellCoords  &&
8089          m_currentCellCoords.GetCol() < m_numCols )
8090     {
8091         if ( expandSelection )
8092         {
8093             if ( m_selectingKeyboard == wxGridNoCellCoords )
8094                 m_selectingKeyboard = m_currentCellCoords;
8095             if ( m_selectingKeyboard.GetCol() < m_numCols - 1 )
8096             {
8097                 m_selectingKeyboard.SetCol( m_selectingKeyboard.GetCol() + 1 );
8098                 MakeCellVisible( m_selectingKeyboard.GetRow(),
8099                         m_selectingKeyboard.GetCol() );
8100                 HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
8101             }
8102         }
8103         else if ( m_currentCellCoords.GetCol() < m_numCols - 1 )
8104         {
8105             ClearSelection();
8106             MakeCellVisible( m_currentCellCoords.GetRow(),
8107                              m_currentCellCoords.GetCol() + 1 );
8108             SetCurrentCell( m_currentCellCoords.GetRow(),
8109                             m_currentCellCoords.GetCol() + 1 );
8110         }
8111         else
8112             return FALSE;
8113         return TRUE;
8114     }
8115
8116     return FALSE;
8117 }
8118
8119
8120 bool wxGrid::MovePageUp()
8121 {
8122     if ( m_currentCellCoords == wxGridNoCellCoords ) return FALSE;
8123
8124     int row = m_currentCellCoords.GetRow();
8125     if ( row > 0 )
8126     {
8127         int cw, ch;
8128         m_gridWin->GetClientSize( &cw, &ch );
8129
8130         int y = GetRowTop(row);
8131         int newRow = internalYToRow( y - ch + 1 );
8132
8133         if ( newRow == row )
8134         {
8135             //row > 0 , so newrow can never be less than 0 here.
8136             newRow = row - 1;
8137         }
8138
8139         MakeCellVisible( newRow, m_currentCellCoords.GetCol() );
8140         SetCurrentCell( newRow, m_currentCellCoords.GetCol() );
8141
8142         return TRUE;
8143     }
8144
8145     return FALSE;
8146 }
8147
8148 bool wxGrid::MovePageDown()
8149 {
8150     if ( m_currentCellCoords == wxGridNoCellCoords ) return FALSE;
8151
8152     int row = m_currentCellCoords.GetRow();
8153     if ( (row+1) < m_numRows )
8154     {
8155         int cw, ch;
8156         m_gridWin->GetClientSize( &cw, &ch );
8157
8158         int y = GetRowTop(row);
8159         int newRow = internalYToRow( y + ch );
8160         if ( newRow == row )
8161         {
8162             // row < m_numRows , so newrow can't overflow here.
8163             newRow = row + 1;
8164         }
8165
8166         MakeCellVisible( newRow, m_currentCellCoords.GetCol() );
8167         SetCurrentCell( newRow, m_currentCellCoords.GetCol() );
8168
8169         return TRUE;
8170     }
8171
8172     return FALSE;
8173 }
8174
8175 bool wxGrid::MoveCursorUpBlock( bool expandSelection )
8176 {
8177     if ( m_table &&
8178          m_currentCellCoords != wxGridNoCellCoords  &&
8179          m_currentCellCoords.GetRow() > 0 )
8180     {
8181         int row = m_currentCellCoords.GetRow();
8182         int col = m_currentCellCoords.GetCol();
8183
8184         if ( m_table->IsEmptyCell(row, col) )
8185         {
8186             // starting in an empty cell: find the next block of
8187             // non-empty cells
8188             //
8189             while ( row > 0 )
8190             {
8191                 row-- ;
8192                 if ( !(m_table->IsEmptyCell(row, col)) ) break;
8193             }
8194         }
8195         else if ( m_table->IsEmptyCell(row-1, col) )
8196         {
8197             // starting at the top of a block: find the next block
8198             //
8199             row--;
8200             while ( row > 0 )
8201             {
8202                 row-- ;
8203                 if ( !(m_table->IsEmptyCell(row, col)) ) break;
8204             }
8205         }
8206         else
8207         {
8208             // starting within a block: find the top of the block
8209             //
8210             while ( row > 0 )
8211             {
8212                 row-- ;
8213                 if ( m_table->IsEmptyCell(row, col) )
8214                 {
8215                     row++ ;
8216                     break;
8217                 }
8218             }
8219         }
8220
8221         MakeCellVisible( row, col );
8222         if ( expandSelection )
8223         {
8224             m_selectingKeyboard = wxGridCellCoords( row, col );
8225             HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
8226         }
8227         else
8228         {
8229             ClearSelection();
8230             SetCurrentCell( row, col );
8231         }
8232         return TRUE;
8233     }
8234
8235     return FALSE;
8236 }
8237
8238 bool wxGrid::MoveCursorDownBlock( bool expandSelection )
8239 {
8240     if ( m_table &&
8241          m_currentCellCoords != wxGridNoCellCoords  &&
8242          m_currentCellCoords.GetRow() < m_numRows-1 )
8243     {
8244         int row = m_currentCellCoords.GetRow();
8245         int col = m_currentCellCoords.GetCol();
8246
8247         if ( m_table->IsEmptyCell(row, col) )
8248         {
8249             // starting in an empty cell: find the next block of
8250             // non-empty cells
8251             //
8252             while ( row < m_numRows-1 )
8253             {
8254                 row++ ;
8255                 if ( !(m_table->IsEmptyCell(row, col)) ) break;
8256             }
8257         }
8258         else if ( m_table->IsEmptyCell(row+1, col) )
8259         {
8260             // starting at the bottom of a block: find the next block
8261             //
8262             row++;
8263             while ( row < m_numRows-1 )
8264             {
8265                 row++ ;
8266                 if ( !(m_table->IsEmptyCell(row, col)) ) break;
8267             }
8268         }
8269         else
8270         {
8271             // starting within a block: find the bottom of the block
8272             //
8273             while ( row < m_numRows-1 )
8274             {
8275                 row++ ;
8276                 if ( m_table->IsEmptyCell(row, col) )
8277                 {
8278                     row-- ;
8279                     break;
8280                 }
8281             }
8282         }
8283
8284         MakeCellVisible( row, col );
8285         if ( expandSelection )
8286         {
8287             m_selectingKeyboard = wxGridCellCoords( row, col );
8288             HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
8289         }
8290         else
8291         {
8292             ClearSelection();
8293             SetCurrentCell( row, col );
8294         }
8295
8296         return TRUE;
8297     }
8298
8299     return FALSE;
8300 }
8301
8302 bool wxGrid::MoveCursorLeftBlock( bool expandSelection )
8303 {
8304     if ( m_table &&
8305          m_currentCellCoords != wxGridNoCellCoords  &&
8306          m_currentCellCoords.GetCol() > 0 )
8307     {
8308         int row = m_currentCellCoords.GetRow();
8309         int col = m_currentCellCoords.GetCol();
8310
8311         if ( m_table->IsEmptyCell(row, col) )
8312         {
8313             // starting in an empty cell: find the next block of
8314             // non-empty cells
8315             //
8316             while ( col > 0 )
8317             {
8318                 col-- ;
8319                 if ( !(m_table->IsEmptyCell(row, col)) ) break;
8320             }
8321         }
8322         else if ( m_table->IsEmptyCell(row, col-1) )
8323         {
8324             // starting at the left of a block: find the next block
8325             //
8326             col--;
8327             while ( col > 0 )
8328             {
8329                 col-- ;
8330                 if ( !(m_table->IsEmptyCell(row, col)) ) break;
8331             }
8332         }
8333         else
8334         {
8335             // starting within a block: find the left of the block
8336             //
8337             while ( col > 0 )
8338             {
8339                 col-- ;
8340                 if ( m_table->IsEmptyCell(row, col) )
8341                 {
8342                     col++ ;
8343                     break;
8344                 }
8345             }
8346         }
8347
8348         MakeCellVisible( row, col );
8349         if ( expandSelection )
8350         {
8351             m_selectingKeyboard = wxGridCellCoords( row, col );
8352             HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
8353         }
8354         else
8355         {
8356             ClearSelection();
8357             SetCurrentCell( row, col );
8358         }
8359
8360         return TRUE;
8361     }
8362
8363     return FALSE;
8364 }
8365
8366 bool wxGrid::MoveCursorRightBlock( bool expandSelection )
8367 {
8368     if ( m_table &&
8369          m_currentCellCoords != wxGridNoCellCoords  &&
8370          m_currentCellCoords.GetCol() < m_numCols-1 )
8371     {
8372         int row = m_currentCellCoords.GetRow();
8373         int col = m_currentCellCoords.GetCol();
8374
8375         if ( m_table->IsEmptyCell(row, col) )
8376         {
8377             // starting in an empty cell: find the next block of
8378             // non-empty cells
8379             //
8380             while ( col < m_numCols-1 )
8381             {
8382                 col++ ;
8383                 if ( !(m_table->IsEmptyCell(row, col)) ) break;
8384             }
8385         }
8386         else if ( m_table->IsEmptyCell(row, col+1) )
8387         {
8388             // starting at the right of a block: find the next block
8389             //
8390             col++;
8391             while ( col < m_numCols-1 )
8392             {
8393                 col++ ;
8394                 if ( !(m_table->IsEmptyCell(row, col)) ) break;
8395             }
8396         }
8397         else
8398         {
8399             // starting within a block: find the right of the block
8400             //
8401             while ( col < m_numCols-1 )
8402             {
8403                 col++ ;
8404                 if ( m_table->IsEmptyCell(row, col) )
8405                 {
8406                     col-- ;
8407                     break;
8408                 }
8409             }
8410         }
8411
8412         MakeCellVisible( row, col );
8413         if ( expandSelection )
8414         {
8415             m_selectingKeyboard = wxGridCellCoords( row, col );
8416             HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
8417         }
8418         else
8419         {
8420             ClearSelection();
8421             SetCurrentCell( row, col );
8422         }
8423
8424         return TRUE;
8425     }
8426
8427     return FALSE;
8428 }
8429
8430
8431
8432 //
8433 // ------ Label values and formatting
8434 //
8435
8436 void wxGrid::GetRowLabelAlignment( int *horiz, int *vert )
8437 {
8438     *horiz = m_rowLabelHorizAlign;
8439     *vert  = m_rowLabelVertAlign;
8440 }
8441
8442 void wxGrid::GetColLabelAlignment( int *horiz, int *vert )
8443 {
8444     *horiz = m_colLabelHorizAlign;
8445     *vert  = m_colLabelVertAlign;
8446 }
8447
8448 int wxGrid::GetColLabelTextOrientation()
8449 {
8450     return m_colLabelTextOrientation;
8451 }
8452
8453 wxString wxGrid::GetRowLabelValue( int row )
8454 {
8455     if ( m_table )
8456     {
8457         return m_table->GetRowLabelValue( row );
8458     }
8459     else
8460     {
8461         wxString s;
8462         s << row;
8463         return s;
8464     }
8465 }
8466
8467 wxString wxGrid::GetColLabelValue( int col )
8468 {
8469     if ( m_table )
8470     {
8471         return m_table->GetColLabelValue( col );
8472     }
8473     else
8474     {
8475         wxString s;
8476         s << col;
8477         return s;
8478     }
8479 }
8480
8481
8482 void wxGrid::SetRowLabelSize( int width )
8483 {
8484     width = wxMax( width, 0 );
8485     if ( width != m_rowLabelWidth )
8486     {
8487         if ( width == 0 )
8488         {
8489             m_rowLabelWin->Show( FALSE );
8490             m_cornerLabelWin->Show( FALSE );
8491         }
8492         else if ( m_rowLabelWidth == 0 )
8493         {
8494             m_rowLabelWin->Show( TRUE );
8495             if ( m_colLabelHeight > 0 ) m_cornerLabelWin->Show( TRUE );
8496         }
8497
8498         m_rowLabelWidth = width;
8499         CalcWindowSizes();
8500         wxScrolledWindow::Refresh( TRUE );
8501     }
8502 }
8503
8504
8505 void wxGrid::SetColLabelSize( int height )
8506 {
8507     height = wxMax( height, 0 );
8508     if ( height != m_colLabelHeight )
8509     {
8510         if ( height == 0 )
8511         {
8512             m_colLabelWin->Show( FALSE );
8513             m_cornerLabelWin->Show( FALSE );
8514         }
8515         else if ( m_colLabelHeight == 0 )
8516         {
8517             m_colLabelWin->Show( TRUE );
8518             if ( m_rowLabelWidth > 0 ) m_cornerLabelWin->Show( TRUE );
8519         }
8520
8521         m_colLabelHeight = height;
8522         CalcWindowSizes();
8523         wxScrolledWindow::Refresh( TRUE );
8524     }
8525 }
8526
8527
8528 void wxGrid::SetLabelBackgroundColour( const wxColour& colour )
8529 {
8530     if ( m_labelBackgroundColour != colour )
8531     {
8532         m_labelBackgroundColour = colour;
8533         m_rowLabelWin->SetBackgroundColour( colour );
8534         m_colLabelWin->SetBackgroundColour( colour );
8535         m_cornerLabelWin->SetBackgroundColour( colour );
8536
8537         if ( !GetBatchCount() )
8538         {
8539             m_rowLabelWin->Refresh();
8540             m_colLabelWin->Refresh();
8541             m_cornerLabelWin->Refresh();
8542         }
8543     }
8544 }
8545
8546 void wxGrid::SetLabelTextColour( const wxColour& colour )
8547 {
8548     if ( m_labelTextColour != colour )
8549     {
8550         m_labelTextColour = colour;
8551         if ( !GetBatchCount() )
8552         {
8553             m_rowLabelWin->Refresh();
8554             m_colLabelWin->Refresh();
8555         }
8556     }
8557 }
8558
8559 void wxGrid::SetLabelFont( const wxFont& font )
8560 {
8561     m_labelFont = font;
8562     if ( !GetBatchCount() )
8563     {
8564         m_rowLabelWin->Refresh();
8565         m_colLabelWin->Refresh();
8566     }
8567 }
8568
8569 void wxGrid::SetRowLabelAlignment( int horiz, int vert )
8570 {
8571     // allow old (incorrect) defs to be used
8572     switch ( horiz )
8573     {
8574         case wxLEFT:   horiz = wxALIGN_LEFT; break;
8575         case wxRIGHT:  horiz = wxALIGN_RIGHT; break;
8576         case wxCENTRE: horiz = wxALIGN_CENTRE; break;
8577     }
8578
8579     switch ( vert )
8580     {
8581         case wxTOP:    vert = wxALIGN_TOP;    break;
8582         case wxBOTTOM: vert = wxALIGN_BOTTOM; break;
8583         case wxCENTRE: vert = wxALIGN_CENTRE; break;
8584     }
8585
8586     if ( horiz == wxALIGN_LEFT || horiz == wxALIGN_CENTRE || horiz == wxALIGN_RIGHT )
8587     {
8588         m_rowLabelHorizAlign = horiz;
8589     }
8590
8591     if ( vert == wxALIGN_TOP || vert == wxALIGN_CENTRE || vert == wxALIGN_BOTTOM )
8592     {
8593         m_rowLabelVertAlign = vert;
8594     }
8595
8596     if ( !GetBatchCount() )
8597     {
8598         m_rowLabelWin->Refresh();
8599     }
8600 }
8601
8602 void wxGrid::SetColLabelAlignment( int horiz, int vert )
8603 {
8604     // allow old (incorrect) defs to be used
8605     switch ( horiz )
8606     {
8607         case wxLEFT:   horiz = wxALIGN_LEFT; break;
8608         case wxRIGHT:  horiz = wxALIGN_RIGHT; break;
8609         case wxCENTRE: horiz = wxALIGN_CENTRE; break;
8610     }
8611
8612     switch ( vert )
8613     {
8614         case wxTOP:    vert = wxALIGN_TOP;    break;
8615         case wxBOTTOM: vert = wxALIGN_BOTTOM; break;
8616         case wxCENTRE: vert = wxALIGN_CENTRE; break;
8617     }
8618
8619     if ( horiz == wxALIGN_LEFT || horiz == wxALIGN_CENTRE || horiz == wxALIGN_RIGHT )
8620     {
8621         m_colLabelHorizAlign = horiz;
8622     }
8623
8624     if ( vert == wxALIGN_TOP || vert == wxALIGN_CENTRE || vert == wxALIGN_BOTTOM )
8625     {
8626         m_colLabelVertAlign = vert;
8627     }
8628
8629     if ( !GetBatchCount() )
8630     {
8631         m_colLabelWin->Refresh();
8632     }
8633 }
8634
8635 // Note:        under MSW, the default column label font must be changed because it
8636 //                              does not support vertical printing
8637 //
8638 // Example: wxFont font(9, wxSWISS, wxNORMAL, wxBOLD);
8639 //                              pGrid->SetLabelFont(font);
8640 //              pGrid->SetColLabelTextOrientation(wxVERTICAL);
8641 //
8642 void wxGrid::SetColLabelTextOrientation( int textOrientation )
8643 {
8644     if( textOrientation == wxHORIZONTAL || textOrientation == wxVERTICAL )
8645     {
8646         m_colLabelTextOrientation = textOrientation;
8647     }
8648
8649     if ( !GetBatchCount() )
8650     {
8651         m_colLabelWin->Refresh();
8652     }
8653 }
8654
8655 void wxGrid::SetRowLabelValue( int row, const wxString& s )
8656 {
8657     if ( m_table )
8658     {
8659         m_table->SetRowLabelValue( row, s );
8660         if ( !GetBatchCount() )
8661         {
8662             wxRect rect = CellToRect( row, 0);
8663             if ( rect.height > 0 )
8664             {
8665                 CalcScrolledPosition(0, rect.y, &rect.x, &rect.y);
8666                 rect.x = 0;
8667                 rect.width = m_rowLabelWidth;
8668                 m_rowLabelWin->Refresh( TRUE, &rect );
8669             }
8670         }
8671     }
8672 }
8673
8674 void wxGrid::SetColLabelValue( int col, const wxString& s )
8675 {
8676     if ( m_table )
8677     {
8678         m_table->SetColLabelValue( col, s );
8679         if ( !GetBatchCount() )
8680         {
8681             wxRect rect = CellToRect( 0, col );
8682             if ( rect.width > 0 )
8683             {
8684                 CalcScrolledPosition(rect.x, 0, &rect.x, &rect.y);
8685                 rect.y = 0;
8686                 rect.height = m_colLabelHeight;
8687                 m_colLabelWin->Refresh( TRUE, &rect );
8688             }
8689         }
8690     }
8691 }
8692
8693 void wxGrid::SetGridLineColour( const wxColour& colour )
8694 {
8695     if ( m_gridLineColour != colour )
8696     {
8697         m_gridLineColour = colour;
8698
8699         wxClientDC dc( m_gridWin );
8700         PrepareDC( dc );
8701         DrawAllGridLines( dc, wxRegion() );
8702     }
8703 }
8704
8705
8706 void wxGrid::SetCellHighlightColour( const wxColour& colour )
8707 {
8708     if ( m_cellHighlightColour != colour )
8709     {
8710         m_cellHighlightColour = colour;
8711
8712         wxClientDC dc( m_gridWin );
8713         PrepareDC( dc );
8714         wxGridCellAttr* attr = GetCellAttr(m_currentCellCoords);
8715         DrawCellHighlight(dc, attr);
8716         attr->DecRef();
8717     }
8718 }
8719
8720 void wxGrid::SetCellHighlightPenWidth(int width)
8721 {
8722     if (m_cellHighlightPenWidth != width) {
8723         m_cellHighlightPenWidth = width;
8724
8725         // Just redrawing the cell highlight is not enough since that won't
8726         // make any visible change if the the thickness is getting smaller.
8727         int row = m_currentCellCoords.GetRow();
8728         int col = m_currentCellCoords.GetCol();
8729         if ( GetColWidth(col) <= 0 || GetRowHeight(row) <= 0 )
8730             return;
8731         wxRect rect = CellToRect(row, col);
8732         m_gridWin->Refresh(TRUE, &rect);
8733     }
8734 }
8735
8736 void wxGrid::SetCellHighlightROPenWidth(int width)
8737 {
8738     if (m_cellHighlightROPenWidth != width) {
8739         m_cellHighlightROPenWidth = width;
8740
8741         // Just redrawing the cell highlight is not enough since that won't
8742         // make any visible change if the the thickness is getting smaller.
8743         int row = m_currentCellCoords.GetRow();
8744         int col = m_currentCellCoords.GetCol();
8745         if ( GetColWidth(col) <= 0 || GetRowHeight(row) <= 0 )
8746             return;
8747         wxRect rect = CellToRect(row, col);
8748         m_gridWin->Refresh(TRUE, &rect);
8749     }
8750 }
8751
8752 void wxGrid::EnableGridLines( bool enable )
8753 {
8754     if ( enable != m_gridLinesEnabled )
8755     {
8756         m_gridLinesEnabled = enable;
8757
8758         if ( !GetBatchCount() )
8759         {
8760             if ( enable )
8761             {
8762                 wxClientDC dc( m_gridWin );
8763                 PrepareDC( dc );
8764                 DrawAllGridLines( dc, wxRegion() );
8765             }
8766             else
8767             {
8768                 m_gridWin->Refresh();
8769             }
8770         }
8771     }
8772 }
8773
8774
8775 int wxGrid::GetDefaultRowSize()
8776 {
8777     return m_defaultRowHeight;
8778 }
8779
8780 int wxGrid::GetRowSize( int row )
8781 {
8782     wxCHECK_MSG( row >= 0 && row < m_numRows, 0, _T("invalid row index") );
8783
8784     return GetRowHeight(row);
8785 }
8786
8787 int wxGrid::GetDefaultColSize()
8788 {
8789     return m_defaultColWidth;
8790 }
8791
8792 int wxGrid::GetColSize( int col )
8793 {
8794     wxCHECK_MSG( col >= 0 && col < m_numCols, 0, _T("invalid column index") );
8795
8796     return GetColWidth(col);
8797 }
8798
8799 // ============================================================================
8800 // access to the grid attributes: each of them has a default value in the grid
8801 // itself and may be overidden on a per-cell basis
8802 // ============================================================================
8803
8804 // ----------------------------------------------------------------------------
8805 // setting default attributes
8806 // ----------------------------------------------------------------------------
8807
8808 void wxGrid::SetDefaultCellBackgroundColour( const wxColour& col )
8809 {
8810     m_defaultCellAttr->SetBackgroundColour(col);
8811 #ifdef __WXGTK__
8812     m_gridWin->SetBackgroundColour(col);
8813 #endif
8814 }
8815
8816 void wxGrid::SetDefaultCellTextColour( const wxColour& col )
8817 {
8818     m_defaultCellAttr->SetTextColour(col);
8819 }
8820
8821 void wxGrid::SetDefaultCellAlignment( int horiz, int vert )
8822 {
8823     m_defaultCellAttr->SetAlignment(horiz, vert);
8824 }
8825
8826 void wxGrid::SetDefaultCellOverflow( bool allow )
8827 {
8828     m_defaultCellAttr->SetOverflow(allow);
8829 }
8830
8831 void wxGrid::SetDefaultCellFont( const wxFont& font )
8832 {
8833     m_defaultCellAttr->SetFont(font);
8834 }
8835
8836 void wxGrid::SetDefaultRenderer(wxGridCellRenderer *renderer)
8837 {
8838     m_defaultCellAttr->SetRenderer(renderer);
8839 }
8840
8841 void wxGrid::SetDefaultEditor(wxGridCellEditor *editor)
8842 {
8843     m_defaultCellAttr->SetEditor(editor);
8844 }
8845
8846 // ----------------------------------------------------------------------------
8847 // access to the default attrbiutes
8848 // ----------------------------------------------------------------------------
8849
8850 wxColour wxGrid::GetDefaultCellBackgroundColour()
8851 {
8852     return m_defaultCellAttr->GetBackgroundColour();
8853 }
8854
8855 wxColour wxGrid::GetDefaultCellTextColour()
8856 {
8857     return m_defaultCellAttr->GetTextColour();
8858 }
8859
8860 wxFont wxGrid::GetDefaultCellFont()
8861 {
8862     return m_defaultCellAttr->GetFont();
8863 }
8864
8865 void wxGrid::GetDefaultCellAlignment( int *horiz, int *vert )
8866 {
8867     m_defaultCellAttr->GetAlignment(horiz, vert);
8868 }
8869
8870 bool wxGrid::GetDefaultCellOverflow()
8871 {
8872     return m_defaultCellAttr->GetOverflow();
8873 }
8874
8875 wxGridCellRenderer *wxGrid::GetDefaultRenderer() const
8876 {
8877     return m_defaultCellAttr->GetRenderer(NULL, 0, 0);
8878 }
8879
8880 wxGridCellEditor *wxGrid::GetDefaultEditor() const
8881 {
8882     return m_defaultCellAttr->GetEditor(NULL,0,0);
8883 }
8884
8885 // ----------------------------------------------------------------------------
8886 // access to cell attributes
8887 // ----------------------------------------------------------------------------
8888
8889 wxColour wxGrid::GetCellBackgroundColour(int row, int col)
8890 {
8891     wxGridCellAttr *attr = GetCellAttr(row, col);
8892     wxColour colour = attr->GetBackgroundColour();
8893     attr->DecRef();
8894     return colour;
8895 }
8896
8897 wxColour wxGrid::GetCellTextColour( int row, int col )
8898 {
8899     wxGridCellAttr *attr = GetCellAttr(row, col);
8900     wxColour colour = attr->GetTextColour();
8901     attr->DecRef();
8902     return colour;
8903 }
8904
8905 wxFont wxGrid::GetCellFont( int row, int col )
8906 {
8907     wxGridCellAttr *attr = GetCellAttr(row, col);
8908     wxFont font = attr->GetFont();
8909     attr->DecRef();
8910     return font;
8911 }
8912
8913 void wxGrid::GetCellAlignment( int row, int col, int *horiz, int *vert )
8914 {
8915     wxGridCellAttr *attr = GetCellAttr(row, col);
8916     attr->GetAlignment(horiz, vert);
8917     attr->DecRef();
8918 }
8919
8920 bool wxGrid::GetCellOverflow( int row, int col )
8921 {
8922     wxGridCellAttr *attr = GetCellAttr(row, col);
8923     bool allow = attr->GetOverflow();
8924     attr->DecRef();
8925     return allow;
8926 }
8927
8928 void wxGrid::GetCellSize( int row, int col, int *num_rows, int *num_cols )
8929 {
8930     wxGridCellAttr *attr = GetCellAttr(row, col);
8931     attr->GetSize( num_rows, num_cols );
8932     attr->DecRef();
8933 }
8934
8935 wxGridCellRenderer* wxGrid::GetCellRenderer(int row, int col)
8936 {
8937     wxGridCellAttr* attr = GetCellAttr(row, col);
8938     wxGridCellRenderer* renderer = attr->GetRenderer(this, row, col);
8939     attr->DecRef();
8940
8941     return renderer;
8942 }
8943
8944 wxGridCellEditor* wxGrid::GetCellEditor(int row, int col)
8945 {
8946     wxGridCellAttr* attr = GetCellAttr(row, col);
8947     wxGridCellEditor* editor = attr->GetEditor(this, row, col);
8948     attr->DecRef();
8949
8950     return editor;
8951 }
8952
8953 bool wxGrid::IsReadOnly(int row, int col) const
8954 {
8955     wxGridCellAttr* attr = GetCellAttr(row, col);
8956     bool isReadOnly = attr->IsReadOnly();
8957     attr->DecRef();
8958     return isReadOnly;
8959 }
8960
8961 // ----------------------------------------------------------------------------
8962 // attribute support: cache, automatic provider creation, ...
8963 // ----------------------------------------------------------------------------
8964
8965 bool wxGrid::CanHaveAttributes()
8966 {
8967     if ( !m_table )
8968     {
8969         return FALSE;
8970     }
8971
8972     return m_table->CanHaveAttributes();
8973 }
8974
8975 void wxGrid::ClearAttrCache()
8976 {
8977     if ( m_attrCache.row != -1 )
8978     {
8979         wxSafeDecRef(m_attrCache.attr);
8980         m_attrCache.attr = NULL;
8981         m_attrCache.row = -1;
8982     }
8983 }
8984
8985 void wxGrid::CacheAttr(int row, int col, wxGridCellAttr *attr) const
8986 {
8987     if ( attr != NULL )
8988     {
8989         wxGrid *self = (wxGrid *)this;  // const_cast
8990
8991         self->ClearAttrCache();
8992         self->m_attrCache.row = row;
8993         self->m_attrCache.col = col;
8994         self->m_attrCache.attr = attr;
8995         wxSafeIncRef(attr);
8996     }
8997 }
8998
8999 bool wxGrid::LookupAttr(int row, int col, wxGridCellAttr **attr) const
9000 {
9001     if ( row == m_attrCache.row && col == m_attrCache.col )
9002     {
9003         *attr = m_attrCache.attr;
9004         wxSafeIncRef(m_attrCache.attr);
9005
9006 #ifdef DEBUG_ATTR_CACHE
9007         gs_nAttrCacheHits++;
9008 #endif
9009
9010         return TRUE;
9011     }
9012     else
9013     {
9014 #ifdef DEBUG_ATTR_CACHE
9015         gs_nAttrCacheMisses++;
9016 #endif
9017         return FALSE;
9018     }
9019 }
9020
9021 wxGridCellAttr *wxGrid::GetCellAttr(int row, int col) const
9022 {
9023     wxGridCellAttr *attr = NULL;
9024     // Additional test to avoid looking at the cache e.g. for
9025     // wxNoCellCoords, as this will confuse memory management.
9026     if ( row >= 0 )
9027     {
9028         if ( !LookupAttr(row, col, &attr) )
9029         {
9030             attr = m_table ? m_table->GetAttr(row, col , wxGridCellAttr::Any)
9031                            : (wxGridCellAttr *)NULL;
9032             CacheAttr(row, col, attr);
9033         }
9034     }
9035     if (attr)
9036     {
9037         attr->SetDefAttr(m_defaultCellAttr);
9038     }
9039     else
9040     {
9041         attr = m_defaultCellAttr;
9042         attr->IncRef();
9043     }
9044
9045     return attr;
9046 }
9047
9048 wxGridCellAttr *wxGrid::GetOrCreateCellAttr(int row, int col) const
9049 {
9050     wxGridCellAttr *attr = (wxGridCellAttr *)NULL;
9051
9052     wxCHECK_MSG( m_table, attr,
9053                   _T("we may only be called if CanHaveAttributes() returned TRUE and then m_table should be !NULL") );
9054
9055     attr = m_table->GetAttr(row, col, wxGridCellAttr::Cell);
9056     if ( !attr )
9057     {
9058         attr = new wxGridCellAttr(m_defaultCellAttr);
9059
9060         // artificially inc the ref count to match DecRef() in caller
9061         attr->IncRef();
9062         m_table->SetAttr(attr, row, col);
9063     }
9064
9065     return attr;
9066 }
9067
9068 // ----------------------------------------------------------------------------
9069 // setting column attributes (wrappers around SetColAttr)
9070 // ----------------------------------------------------------------------------
9071
9072 void wxGrid::SetColFormatBool(int col)
9073 {
9074     SetColFormatCustom(col, wxGRID_VALUE_BOOL);
9075 }
9076
9077 void wxGrid::SetColFormatNumber(int col)
9078 {
9079     SetColFormatCustom(col, wxGRID_VALUE_NUMBER);
9080 }
9081
9082 void wxGrid::SetColFormatFloat(int col, int width, int precision)
9083 {
9084     wxString typeName = wxGRID_VALUE_FLOAT;
9085     if ( (width != -1) || (precision != -1) )
9086     {
9087         typeName << _T(':') << width << _T(',') << precision;
9088     }
9089
9090     SetColFormatCustom(col, typeName);
9091 }
9092
9093 void wxGrid::SetColFormatCustom(int col, const wxString& typeName)
9094 {
9095     wxGridCellAttr *attr = m_table->GetAttr(-1, col, wxGridCellAttr::Col );
9096     if(!attr)
9097         attr = new wxGridCellAttr;
9098     wxGridCellRenderer *renderer = GetDefaultRendererForType(typeName);
9099     attr->SetRenderer(renderer);
9100
9101     SetColAttr(col, attr);
9102
9103 }
9104
9105 // ----------------------------------------------------------------------------
9106 // setting cell attributes: this is forwarded to the table
9107 // ----------------------------------------------------------------------------
9108
9109 void wxGrid::SetAttr(int row, int col, wxGridCellAttr *attr)
9110 {
9111     if ( CanHaveAttributes() )
9112     {
9113         m_table->SetAttr(attr, row, col);
9114         ClearAttrCache();
9115     }
9116     else
9117     {
9118         wxSafeDecRef(attr);
9119     }
9120 }
9121
9122 void wxGrid::SetRowAttr(int row, wxGridCellAttr *attr)
9123 {
9124     if ( CanHaveAttributes() )
9125     {
9126         m_table->SetRowAttr(attr, row);
9127         ClearAttrCache();
9128     }
9129     else
9130     {
9131         wxSafeDecRef(attr);
9132     }
9133 }
9134
9135 void wxGrid::SetColAttr(int col, wxGridCellAttr *attr)
9136 {
9137     if ( CanHaveAttributes() )
9138     {
9139         m_table->SetColAttr(attr, col);
9140         ClearAttrCache();
9141     }
9142     else
9143     {
9144         wxSafeDecRef(attr);
9145     }
9146 }
9147
9148 void wxGrid::SetCellBackgroundColour( int row, int col, const wxColour& colour )
9149 {
9150     if ( CanHaveAttributes() )
9151     {
9152         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
9153         attr->SetBackgroundColour(colour);
9154         attr->DecRef();
9155     }
9156 }
9157
9158 void wxGrid::SetCellTextColour( int row, int col, const wxColour& colour )
9159 {
9160     if ( CanHaveAttributes() )
9161     {
9162         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
9163         attr->SetTextColour(colour);
9164         attr->DecRef();
9165     }
9166 }
9167
9168 void wxGrid::SetCellFont( int row, int col, const wxFont& font )
9169 {
9170     if ( CanHaveAttributes() )
9171     {
9172         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
9173         attr->SetFont(font);
9174         attr->DecRef();
9175     }
9176 }
9177
9178 void wxGrid::SetCellAlignment( int row, int col, int horiz, int vert )
9179 {
9180     if ( CanHaveAttributes() )
9181     {
9182         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
9183         attr->SetAlignment(horiz, vert);
9184         attr->DecRef();
9185     }
9186 }
9187
9188 void wxGrid::SetCellOverflow( int row, int col, bool allow )
9189 {
9190     if ( CanHaveAttributes() )
9191     {
9192         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
9193         attr->SetOverflow(allow);
9194         attr->DecRef();
9195     }
9196 }
9197
9198 void wxGrid::SetCellSize( int row, int col, int num_rows, int num_cols )
9199 {
9200     if ( CanHaveAttributes() )
9201     {
9202         int cell_rows, cell_cols;
9203
9204         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
9205         attr->GetSize(&cell_rows, &cell_cols);
9206         attr->SetSize(num_rows, num_cols);
9207         attr->DecRef();
9208
9209         // Cannot set the size of a cell to 0 or negative values
9210         // While it is perfectly legal to do that, this function cannot
9211         // handle all the possibilies, do it by hand by getting the CellAttr.
9212         // You can only set the size of a cell to 1,1 or greater with this fn
9213         wxASSERT_MSG( !((cell_rows < 1) || (cell_cols < 1)),
9214                       wxT("wxGrid::SetCellSize setting cell size that is already part of another cell"));
9215         wxASSERT_MSG( !((num_rows < 1) || (num_cols < 1)),
9216                       wxT("wxGrid::SetCellSize setting cell size to < 1"));
9217
9218         // if this was already a multicell then "turn off" the other cells first
9219         if ((cell_rows > 1) || (cell_rows > 1))
9220         {
9221             int i, j;
9222             for (j=row; j<row+cell_rows; j++)
9223             {
9224                 for (i=col; i<col+cell_cols; i++)
9225                 {
9226                     if ((i != col) || (j != row))
9227                     {
9228                         wxGridCellAttr *attr_stub = GetOrCreateCellAttr(j, i);
9229                         attr_stub->SetSize( 1, 1 );
9230                         attr_stub->DecRef();
9231                     }
9232                 }
9233             }
9234         }
9235
9236         // mark the cells that will be covered by this cell to
9237         // negative or zero values to point back at this cell
9238         if (((num_rows > 1) || (num_cols > 1)) && (num_rows >= 1) && (num_cols >= 1))
9239         {
9240             int i, j;
9241             for (j=row; j<row+num_rows; j++)
9242             {
9243                 for (i=col; i<col+num_cols; i++)
9244                 {
9245                     if ((i != col) || (j != row))
9246                     {
9247                         wxGridCellAttr *attr_stub = GetOrCreateCellAttr(j, i);
9248                         attr_stub->SetSize( row-j, col-i );
9249                         attr_stub->DecRef();
9250                     }
9251                 }
9252             }
9253         }
9254     }
9255 }
9256
9257 void wxGrid::SetCellRenderer(int row, int col, wxGridCellRenderer *renderer)
9258 {
9259     if ( CanHaveAttributes() )
9260     {
9261         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
9262         attr->SetRenderer(renderer);
9263         attr->DecRef();
9264     }
9265 }
9266
9267 void wxGrid::SetCellEditor(int row, int col, wxGridCellEditor* editor)
9268 {
9269     if ( CanHaveAttributes() )
9270     {
9271         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
9272         attr->SetEditor(editor);
9273         attr->DecRef();
9274     }
9275 }
9276
9277 void wxGrid::SetReadOnly(int row, int col, bool isReadOnly)
9278 {
9279     if ( CanHaveAttributes() )
9280     {
9281         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
9282         attr->SetReadOnly(isReadOnly);
9283         attr->DecRef();
9284     }
9285 }
9286
9287 // ----------------------------------------------------------------------------
9288 // Data type registration
9289 // ----------------------------------------------------------------------------
9290
9291 void wxGrid::RegisterDataType(const wxString& typeName,
9292                               wxGridCellRenderer* renderer,
9293                               wxGridCellEditor* editor)
9294 {
9295     m_typeRegistry->RegisterDataType(typeName, renderer, editor);
9296 }
9297
9298
9299 wxGridCellEditor* wxGrid::GetDefaultEditorForCell(int row, int col) const
9300 {
9301     wxString typeName = m_table->GetTypeName(row, col);
9302     return GetDefaultEditorForType(typeName);
9303 }
9304
9305 wxGridCellRenderer* wxGrid::GetDefaultRendererForCell(int row, int col) const
9306 {
9307     wxString typeName = m_table->GetTypeName(row, col);
9308     return GetDefaultRendererForType(typeName);
9309 }
9310
9311 wxGridCellEditor*
9312 wxGrid::GetDefaultEditorForType(const wxString& typeName) const
9313 {
9314     int index = m_typeRegistry->FindOrCloneDataType(typeName);
9315     if ( index == wxNOT_FOUND )
9316     {
9317         wxFAIL_MSG(wxT("Unknown data type name"));
9318
9319         return NULL;
9320     }
9321
9322     return m_typeRegistry->GetEditor(index);
9323 }
9324
9325 wxGridCellRenderer*
9326 wxGrid::GetDefaultRendererForType(const wxString& typeName) const
9327 {
9328     int index = m_typeRegistry->FindOrCloneDataType(typeName);
9329     if ( index == wxNOT_FOUND )
9330     {
9331         wxFAIL_MSG(wxT("Unknown data type name"));
9332
9333         return NULL;
9334     }
9335
9336     return m_typeRegistry->GetRenderer(index);
9337 }
9338
9339
9340 // ----------------------------------------------------------------------------
9341 // row/col size
9342 // ----------------------------------------------------------------------------
9343
9344 void wxGrid::EnableDragRowSize( bool enable )
9345 {
9346     m_canDragRowSize = enable;
9347 }
9348
9349
9350 void wxGrid::EnableDragColSize( bool enable )
9351 {
9352     m_canDragColSize = enable;
9353 }
9354
9355 void wxGrid::EnableDragGridSize( bool enable )
9356 {
9357     m_canDragGridSize = enable;
9358 }
9359
9360
9361 void wxGrid::SetDefaultRowSize( int height, bool resizeExistingRows )
9362 {
9363     m_defaultRowHeight = wxMax( height, m_minAcceptableRowHeight );
9364
9365     if ( resizeExistingRows )
9366     {
9367         // since we are resizing all rows to the default row size,
9368         // we can simply clear the row heights and row bottoms
9369         // arrays (which also allows us to take advantage of
9370         // some speed optimisations)
9371         m_rowHeights.Empty();
9372         m_rowBottoms.Empty();
9373         if ( !GetBatchCount() )
9374             CalcDimensions();
9375     }
9376 }
9377
9378 void wxGrid::SetRowSize( int row, int height )
9379 {
9380     wxCHECK_RET( row >= 0 && row < m_numRows, _T("invalid row index") );
9381
9382     // See comment in SetColSize
9383     if ( height < GetRowMinimalAcceptableHeight()) { return; }
9384
9385     if ( m_rowHeights.IsEmpty() )
9386     {
9387         // need to really create the array
9388         InitRowHeights();
9389     }
9390
9391     int h = wxMax( 0, height );
9392     int diff = h - m_rowHeights[row];
9393
9394     m_rowHeights[row] = h;
9395     int i;
9396     for ( i = row;  i < m_numRows;  i++ )
9397     {
9398         m_rowBottoms[i] += diff;
9399     }
9400     if ( !GetBatchCount() )
9401         CalcDimensions();
9402 }
9403
9404 void wxGrid::SetDefaultColSize( int width, bool resizeExistingCols )
9405 {
9406     m_defaultColWidth = wxMax( width, m_minAcceptableColWidth );
9407
9408     if ( resizeExistingCols )
9409     {
9410         // since we are resizing all columns to the default column size,
9411         // we can simply clear the col widths and col rights
9412         // arrays (which also allows us to take advantage of
9413         // some speed optimisations)
9414         m_colWidths.Empty();
9415         m_colRights.Empty();
9416         if ( !GetBatchCount() )
9417             CalcDimensions();
9418     }
9419 }
9420
9421 void wxGrid::SetColSize( int col, int width )
9422 {
9423     wxCHECK_RET( col >= 0 && col < m_numCols, _T("invalid column index") );
9424
9425     // should we check that it's bigger than GetColMinimalWidth(col) here?
9426     //                                                                 (VZ)
9427     // No, because it is reasonable to assume the library user know's
9428     // what he is doing. However whe should test against the weaker
9429     // constariant of minimalAcceptableWidth, as this breaks rendering
9430     //
9431     // This test then fixes sf.net bug #645734
9432
9433     if ( width < GetColMinimalAcceptableWidth()) { return; }
9434
9435     if ( m_colWidths.IsEmpty() )
9436     {
9437         // need to really create the array
9438         InitColWidths();
9439     }
9440
9441     // if < 0 calc new width from label
9442     if( width < 0 )
9443     {
9444       long w, h;
9445       wxArrayString lines;
9446       wxClientDC dc(m_colLabelWin);
9447       dc.SetFont(GetLabelFont());
9448       StringToLines(GetColLabelValue(col), lines);
9449       GetTextBoxSize(dc, lines, &w, &h);
9450       width = w + 6;
9451     }
9452     int w = wxMax( 0, width );
9453     int diff = w - m_colWidths[col];
9454     m_colWidths[col] = w;
9455
9456     int i;
9457     for ( i = col;  i < m_numCols;  i++ )
9458     {
9459         m_colRights[i] += diff;
9460     }
9461     if ( !GetBatchCount() )
9462         CalcDimensions();
9463 }
9464
9465
9466 void wxGrid::SetColMinimalWidth( int col, int width )
9467 {
9468     if (width > GetColMinimalAcceptableWidth()) {
9469         m_colMinWidths[col] = width;
9470     }
9471 }
9472
9473 void wxGrid::SetRowMinimalHeight( int row, int width )
9474 {
9475     if (width > GetRowMinimalAcceptableHeight()) {
9476        m_rowMinHeights[row] = width;
9477     }
9478 }
9479
9480 int wxGrid::GetColMinimalWidth(int col) const
9481 {
9482     wxLongToLongHashMap::const_iterator it = m_colMinWidths.find(col);
9483     return it != m_colMinWidths.end() ? (int)it->second : m_minAcceptableColWidth;
9484 }
9485
9486 int wxGrid::GetRowMinimalHeight(int row) const
9487 {
9488     wxLongToLongHashMap::const_iterator it = m_rowMinHeights.find(row);
9489     return it != m_rowMinHeights.end() ? (int)it->second : m_minAcceptableRowHeight;
9490 }
9491
9492 void wxGrid::SetColMinimalAcceptableWidth( int width )
9493 {
9494     // We do allow a width of 0 since this gives us
9495     // an easy way to temporarily hidding columns.
9496     if ( width<0 )
9497         return;
9498     m_minAcceptableColWidth = width;
9499 }
9500
9501 void wxGrid::SetRowMinimalAcceptableHeight( int height )
9502 {
9503     // We do allow a height of 0 since this gives us
9504     // an easy way to temporarily hidding rows.
9505     if ( height<0 )
9506         return;
9507     m_minAcceptableRowHeight = height;
9508 };
9509
9510 int  wxGrid::GetColMinimalAcceptableWidth() const
9511 {
9512     return m_minAcceptableColWidth;
9513 }
9514
9515 int  wxGrid::GetRowMinimalAcceptableHeight() const
9516 {
9517     return m_minAcceptableRowHeight;
9518 }
9519
9520 // ----------------------------------------------------------------------------
9521 // auto sizing
9522 // ----------------------------------------------------------------------------
9523
9524 void wxGrid::AutoSizeColOrRow( int colOrRow, bool setAsMin, bool column )
9525 {
9526     wxClientDC dc(m_gridWin);
9527
9528     // init both of them to avoid compiler warnings, even if weo nly need one
9529     int row = -1,
9530         col = -1;
9531     if ( column )
9532         col = colOrRow;
9533     else
9534         row = colOrRow;
9535
9536     wxCoord extent, extentMax = 0;
9537     int max = column ? m_numRows : m_numCols;
9538     for ( int rowOrCol = 0; rowOrCol < max; rowOrCol++ )
9539     {
9540         if ( column )
9541             row = rowOrCol;
9542         else
9543             col = rowOrCol;
9544
9545         wxGridCellAttr* attr = GetCellAttr(row, col);
9546         wxGridCellRenderer* renderer = attr->GetRenderer(this, row, col);
9547         if ( renderer )
9548         {
9549             wxSize size = renderer->GetBestSize(*this, *attr, dc, row, col);
9550             extent = column ? size.x : size.y;
9551             if ( extent > extentMax )
9552             {
9553                 extentMax = extent;
9554             }
9555
9556             renderer->DecRef();
9557         }
9558
9559         attr->DecRef();
9560     }
9561
9562     // now also compare with the column label extent
9563     wxCoord w, h;
9564     dc.SetFont( GetLabelFont() );
9565
9566     if ( column )
9567     {
9568         dc.GetTextExtent( GetColLabelValue(col), &w, &h );
9569         if( GetColLabelTextOrientation() == wxVERTICAL )
9570             w = h;
9571     }
9572     else
9573         dc.GetTextExtent( GetRowLabelValue(row), &w, &h );
9574
9575     extent = column ? w : h;
9576     if ( extent > extentMax )
9577     {
9578         extentMax = extent;
9579     }
9580
9581     if ( !extentMax )
9582     {
9583         // empty column - give default extent (notice that if extentMax is less
9584         // than default extent but != 0, it's ok)
9585         extentMax = column ? m_defaultColWidth : m_defaultRowHeight;
9586     }
9587     else
9588     {
9589         if ( column )
9590         {
9591             // leave some space around text
9592             extentMax += 10;
9593         }
9594         else
9595         {
9596             extentMax += 6;
9597         }
9598     }
9599
9600     if ( column )
9601     {
9602         SetColSize(col, extentMax);
9603         if ( !GetBatchCount() )
9604         {
9605             int cw, ch, dummy;
9606             m_gridWin->GetClientSize( &cw, &ch );
9607             wxRect rect ( CellToRect( 0, col ) );
9608             rect.y = 0;
9609             CalcScrolledPosition(rect.x, 0, &rect.x, &dummy);
9610             rect.width = cw - rect.x;
9611             rect.height = m_colLabelHeight;
9612             m_colLabelWin->Refresh( TRUE, &rect );
9613         }
9614     }
9615     else
9616     {
9617         SetRowSize(row, extentMax);
9618         if ( !GetBatchCount() )
9619         {
9620             int cw, ch, dummy;
9621             m_gridWin->GetClientSize( &cw, &ch );
9622             wxRect rect ( CellToRect( row, 0 ) );
9623             rect.x = 0;
9624             CalcScrolledPosition(0, rect.y, &dummy, &rect.y);
9625             rect.width = m_rowLabelWidth;
9626             rect.height = ch - rect.y;
9627             m_rowLabelWin->Refresh( TRUE, &rect );
9628         }
9629     }
9630     if ( setAsMin )
9631     {
9632         if ( column )
9633             SetColMinimalWidth(col, extentMax);
9634         else
9635             SetRowMinimalHeight(row, extentMax);
9636     }
9637 }
9638
9639 int wxGrid::SetOrCalcColumnSizes(bool calcOnly, bool setAsMin)
9640 {
9641     int width = m_rowLabelWidth;
9642
9643     if ( !calcOnly )
9644         BeginBatch();
9645
9646     for ( int col = 0; col < m_numCols; col++ )
9647     {
9648         if ( !calcOnly )
9649         {
9650             AutoSizeColumn(col, setAsMin);
9651         }
9652
9653         width += GetColWidth(col);
9654     }
9655
9656     if ( !calcOnly )
9657         EndBatch();
9658
9659     return width;
9660 }
9661
9662 int wxGrid::SetOrCalcRowSizes(bool calcOnly, bool setAsMin)
9663 {
9664     int height = m_colLabelHeight;
9665
9666     if ( !calcOnly )
9667         BeginBatch();
9668
9669     for ( int row = 0; row < m_numRows; row++ )
9670     {
9671         if ( !calcOnly )
9672         {
9673             AutoSizeRow(row, setAsMin);
9674         }
9675
9676         height += GetRowHeight(row);
9677     }
9678
9679     if ( !calcOnly )
9680         EndBatch();
9681
9682     return height;
9683 }
9684
9685 void wxGrid::AutoSize()
9686 {
9687     BeginBatch();
9688
9689     wxSize size(SetOrCalcColumnSizes(FALSE), SetOrCalcRowSizes(FALSE));
9690
9691     // round up the size to a multiple of scroll step - this ensures that we
9692     // won't get the scrollbars if we're sized exactly to this width
9693     // CalcDimension adds m_extraWidth + 1 etc. to calculate the necessary
9694     // scrollbar steps
9695     wxSize sizeFit(GetScrollX(size.x + m_extraWidth + 1) * GRID_SCROLL_LINE_X,
9696                    GetScrollY(size.y + m_extraHeight + 1) * GRID_SCROLL_LINE_Y);
9697
9698     // distribute the extra space between the columns/rows to avoid having
9699     // extra white space
9700
9701     // Remove the extra m_extraWidth + 1 added above
9702     wxCoord diff = sizeFit.x - size.x + (m_extraWidth + 1);
9703     if ( diff && m_numCols )
9704     {
9705         // try to resize the columns uniformly
9706         wxCoord diffPerCol = diff / m_numCols;
9707         if ( diffPerCol )
9708         {
9709             for ( int col = 0; col < m_numCols; col++ )
9710             {
9711                 SetColSize(col, GetColWidth(col) + diffPerCol);
9712             }
9713         }
9714
9715         // add remaining amount to the last columns
9716         diff -= diffPerCol * m_numCols;
9717         if ( diff )
9718         {
9719             for ( int col = m_numCols - 1; col >= m_numCols - diff; col-- )
9720             {
9721                 SetColSize(col, GetColWidth(col) + 1);
9722             }
9723         }
9724     }
9725
9726     // same for rows
9727     diff = sizeFit.y - size.y - (m_extraHeight + 1);
9728     if ( diff && m_numRows )
9729     {
9730         // try to resize the columns uniformly
9731         wxCoord diffPerRow = diff / m_numRows;
9732         if ( diffPerRow )
9733         {
9734             for ( int row = 0; row < m_numRows; row++ )
9735             {
9736                 SetRowSize(row, GetRowHeight(row) + diffPerRow);
9737             }
9738         }
9739
9740         // add remaining amount to the last rows
9741         diff -= diffPerRow * m_numRows;
9742         if ( diff )
9743         {
9744             for ( int row = m_numRows - 1; row >= m_numRows - diff; row-- )
9745             {
9746                 SetRowSize(row, GetRowHeight(row) + 1);
9747             }
9748         }
9749     }
9750
9751     EndBatch();
9752
9753     SetClientSize(sizeFit);
9754 }
9755
9756 void wxGrid::AutoSizeRowLabelSize( int row )
9757 {
9758     wxArrayString lines;
9759     long w, h;
9760
9761     // Hide the edit control, so it
9762     // won't interfer with drag-shrinking.
9763     if( IsCellEditControlShown() )
9764     {
9765         HideCellEditControl();
9766         SaveEditControlValue();
9767     }
9768
9769     // autosize row height depending on label text
9770     StringToLines( GetRowLabelValue( row ), lines );
9771     wxClientDC dc( m_rowLabelWin );
9772     GetTextBoxSize( dc, lines, &w, &h);
9773     if( h < m_defaultRowHeight )
9774         h = m_defaultRowHeight;
9775     SetRowSize(row, h);
9776     ForceRefresh();
9777 }
9778
9779 void wxGrid::AutoSizeColLabelSize( int col )
9780 {
9781     wxArrayString lines;
9782     long w, h;
9783
9784     // Hide the edit control, so it
9785     // won't interfer with drag-shrinking.
9786     if( IsCellEditControlShown() )
9787     {
9788         HideCellEditControl();
9789         SaveEditControlValue();
9790     }
9791
9792     // autosize column width depending on label text
9793     StringToLines( GetColLabelValue( col ), lines );
9794     wxClientDC dc( m_colLabelWin );
9795     if( GetColLabelTextOrientation() == wxHORIZONTAL )
9796         GetTextBoxSize( dc, lines, &w, &h);
9797     else
9798         GetTextBoxSize( dc, lines, &h, &w);
9799     if( w < m_defaultColWidth )
9800         w = m_defaultColWidth;
9801     SetColSize(col, w);
9802     ForceRefresh();
9803 }
9804
9805 wxSize wxGrid::DoGetBestSize() const
9806 {
9807     // don't set sizes, only calculate them
9808     wxGrid *self = (wxGrid *)this;  // const_cast
9809
9810     int width, height;
9811     width = self->SetOrCalcColumnSizes(TRUE);
9812     height = self->SetOrCalcRowSizes(TRUE);
9813
9814     int maxwidth, maxheight;
9815     wxDisplaySize( & maxwidth, & maxheight );
9816
9817     if ( width > maxwidth ) width = maxwidth;
9818     if ( height > maxheight ) height = maxheight;
9819
9820     return wxSize( width, height );
9821 }
9822
9823 void wxGrid::Fit()
9824 {
9825     AutoSize();
9826 }
9827
9828
9829 wxPen& wxGrid::GetDividerPen() const
9830 {
9831     return wxNullPen;
9832 }
9833
9834 // ----------------------------------------------------------------------------
9835 // cell value accessor functions
9836 // ----------------------------------------------------------------------------
9837
9838 void wxGrid::SetCellValue( int row, int col, const wxString& s )
9839 {
9840     if ( m_table )
9841     {
9842         m_table->SetValue( row, col, s );
9843         if ( !GetBatchCount() )
9844         {
9845             int dummy;
9846             wxRect rect( CellToRect( row, col ) );
9847             rect.x = 0;
9848             rect.width = m_gridWin->GetClientSize().GetWidth();
9849             CalcScrolledPosition(0, rect.y, &dummy, &rect.y);
9850             m_gridWin->Refresh( FALSE, &rect );
9851         }
9852
9853         if ( m_currentCellCoords.GetRow() == row &&
9854              m_currentCellCoords.GetCol() == col &&
9855              IsCellEditControlShown())
9856              // Note: If we are using IsCellEditControlEnabled,
9857              // this interacts badly with calling SetCellValue from
9858              // an EVT_GRID_CELL_CHANGE handler.
9859         {
9860             HideCellEditControl();
9861             ShowCellEditControl(); // will reread data from table
9862         }
9863     }
9864 }
9865
9866
9867 //
9868 // ------ Block, row and col selection
9869 //
9870
9871 void wxGrid::SelectRow( int row, bool addToSelected )
9872 {
9873     if ( IsSelection() && !addToSelected )
9874         ClearSelection();
9875
9876     if ( m_selection )
9877         m_selection->SelectRow( row, FALSE, addToSelected );
9878 }
9879
9880
9881 void wxGrid::SelectCol( int col, bool addToSelected )
9882 {
9883     if ( IsSelection() && !addToSelected )
9884         ClearSelection();
9885
9886     if ( m_selection )
9887         m_selection->SelectCol( col, FALSE, addToSelected );
9888 }
9889
9890
9891 void wxGrid::SelectBlock( int topRow, int leftCol, int bottomRow, int rightCol,
9892                           bool addToSelected )
9893 {
9894     if ( IsSelection() && !addToSelected )
9895         ClearSelection();
9896
9897     if ( m_selection )
9898         m_selection->SelectBlock( topRow, leftCol, bottomRow, rightCol,
9899                                   FALSE, addToSelected );
9900 }
9901
9902
9903 void wxGrid::SelectAll()
9904 {
9905     if ( m_numRows > 0 && m_numCols > 0 )
9906     {
9907         if ( m_selection )
9908             m_selection->SelectBlock( 0, 0, m_numRows-1, m_numCols-1 );
9909     }
9910 }
9911
9912 //
9913 // ------ Cell, row and col deselection
9914 //
9915
9916 void wxGrid::DeselectRow( int row )
9917 {
9918     if ( !m_selection )
9919         return;
9920
9921     if ( m_selection->GetSelectionMode() == wxGrid::wxGridSelectRows )
9922     {
9923         if ( m_selection->IsInSelection(row, 0 ) )
9924             m_selection->ToggleCellSelection( row, 0);
9925     }
9926     else
9927     {
9928         int nCols = GetNumberCols();
9929         for ( int i = 0; i < nCols ; i++ )
9930         {
9931             if ( m_selection->IsInSelection(row, i ) )
9932                 m_selection->ToggleCellSelection( row, i);
9933         }
9934     }
9935 }
9936
9937 void wxGrid::DeselectCol( int col )
9938 {
9939     if ( !m_selection )
9940         return;
9941
9942     if ( m_selection->GetSelectionMode() == wxGrid::wxGridSelectColumns )
9943     {
9944         if ( m_selection->IsInSelection(0, col ) )
9945             m_selection->ToggleCellSelection( 0, col);
9946     }
9947     else
9948     {
9949         int nRows = GetNumberRows();
9950         for ( int i = 0; i < nRows ; i++ )
9951         {
9952             if ( m_selection->IsInSelection(i, col ) )
9953                 m_selection->ToggleCellSelection(i, col);
9954         }
9955     }
9956 }
9957
9958 void wxGrid::DeselectCell( int row, int col )
9959 {
9960     if ( m_selection && m_selection->IsInSelection(row, col) )
9961         m_selection->ToggleCellSelection(row, col);
9962 }
9963
9964 bool wxGrid::IsSelection()
9965 {
9966     return ( m_selection && (m_selection->IsSelection() ||
9967              ( m_selectingTopLeft != wxGridNoCellCoords &&
9968                m_selectingBottomRight != wxGridNoCellCoords) ) );
9969 }
9970
9971 bool wxGrid::IsInSelection( int row, int col ) const
9972 {
9973     return ( m_selection && (m_selection->IsInSelection( row, col ) ||
9974              ( row >= m_selectingTopLeft.GetRow() &&
9975                col >= m_selectingTopLeft.GetCol() &&
9976                row <= m_selectingBottomRight.GetRow() &&
9977                col <= m_selectingBottomRight.GetCol() )) );
9978 }
9979
9980 wxGridCellCoordsArray wxGrid::GetSelectedCells() const
9981 {
9982     if (!m_selection) { wxGridCellCoordsArray a; return a; }
9983     return m_selection->m_cellSelection;
9984 }
9985 wxGridCellCoordsArray wxGrid::GetSelectionBlockTopLeft() const
9986 {
9987     if (!m_selection) { wxGridCellCoordsArray a; return a; }
9988     return m_selection->m_blockSelectionTopLeft;
9989 }
9990 wxGridCellCoordsArray wxGrid::GetSelectionBlockBottomRight() const
9991 {
9992     if (!m_selection) { wxGridCellCoordsArray a; return a; }
9993     return m_selection->m_blockSelectionBottomRight;
9994 }
9995 wxArrayInt wxGrid::GetSelectedRows() const
9996 {
9997     if (!m_selection) { wxArrayInt a; return a; }
9998     return m_selection->m_rowSelection;
9999 }
10000 wxArrayInt wxGrid::GetSelectedCols() const
10001 {
10002     if (!m_selection) { wxArrayInt a; return a; }
10003     return m_selection->m_colSelection;
10004 }
10005
10006
10007 void wxGrid::ClearSelection()
10008 {
10009     m_selectingTopLeft = wxGridNoCellCoords;
10010     m_selectingBottomRight = wxGridNoCellCoords;
10011     if ( m_selection )
10012         m_selection->ClearSelection();
10013 }
10014
10015
10016 // This function returns the rectangle that encloses the given block
10017 // in device coords clipped to the client size of the grid window.
10018 //
10019 wxRect wxGrid::BlockToDeviceRect( const wxGridCellCoords &topLeft,
10020                                   const wxGridCellCoords &bottomRight )
10021 {
10022     wxRect rect( wxGridNoCellRect );
10023     wxRect cellRect;
10024
10025     cellRect = CellToRect( topLeft );
10026     if ( cellRect != wxGridNoCellRect )
10027     {
10028         rect = cellRect;
10029     }
10030     else
10031     {
10032         rect = wxRect( 0, 0, 0, 0 );
10033     }
10034
10035     cellRect = CellToRect( bottomRight );
10036     if ( cellRect != wxGridNoCellRect )
10037     {
10038         rect += cellRect;
10039     }
10040     else
10041     {
10042         return wxGridNoCellRect;
10043     }
10044
10045     int i, j;
10046     int left = rect.GetLeft();
10047     int top = rect.GetTop();
10048     int right = rect.GetRight();
10049     int bottom = rect.GetBottom();
10050
10051     int leftCol = topLeft.GetCol();
10052     int topRow = topLeft.GetRow();
10053     int rightCol = bottomRight.GetCol();
10054     int bottomRow = bottomRight.GetRow();
10055
10056     if (left > right)
10057     {
10058         i = left;
10059         left = right;
10060         right = i;
10061         i = leftCol;
10062         leftCol=rightCol;
10063         rightCol = i;
10064     }
10065
10066     if (top > bottom)
10067     {
10068         i = top;
10069         top = bottom;
10070         bottom = i;
10071         i = topRow;
10072         topRow = bottomRow;
10073         bottomRow = i;
10074     }
10075
10076
10077     for ( j = topRow; j <= bottomRow; j++ )
10078     {
10079         for ( i = leftCol; i <= rightCol; i++ )
10080         {
10081             if ((j==topRow) || (j==bottomRow) || (i==leftCol) || (i==rightCol))
10082             {
10083                 cellRect = CellToRect( j, i );
10084
10085                 if (cellRect.x < left)
10086                     left = cellRect.x;
10087                 if (cellRect.y < top)
10088                     top = cellRect.y;
10089                 if (cellRect.x + cellRect.width > right)
10090                     right = cellRect.x + cellRect.width;
10091                 if (cellRect.y + cellRect.height > bottom)
10092                     bottom = cellRect.y + cellRect.height;
10093             }
10094             else i = rightCol; // jump over inner cells.
10095         }
10096     }
10097
10098     // convert to scrolled coords
10099     //
10100     CalcScrolledPosition( left, top, &left, &top );
10101     CalcScrolledPosition( right, bottom, &right, &bottom );
10102
10103     int cw, ch;
10104     m_gridWin->GetClientSize( &cw, &ch );
10105
10106     if (right < 0 || bottom < 0 || left > cw || top > ch)
10107         return wxRect( 0, 0, 0, 0);
10108
10109     rect.SetLeft( wxMax(0, left) );
10110     rect.SetTop( wxMax(0, top) );
10111     rect.SetRight( wxMin(cw, right) );
10112     rect.SetBottom( wxMin(ch, bottom) );
10113
10114     return rect;
10115 }
10116
10117 //
10118 // ------ Grid event classes
10119 //
10120
10121 IMPLEMENT_DYNAMIC_CLASS( wxGridEvent, wxNotifyEvent )
10122
10123 wxGridEvent::wxGridEvent( int id, wxEventType type, wxObject* obj,
10124                           int row, int col, int x, int y, bool sel,
10125                           bool control, bool shift, bool alt, bool meta )
10126         : wxNotifyEvent( type, id )
10127 {
10128     m_row = row;
10129     m_col = col;
10130     m_x = x;
10131     m_y = y;
10132     m_selecting = sel;
10133     m_control = control;
10134     m_shift = shift;
10135     m_alt = alt;
10136     m_meta = meta;
10137
10138     SetEventObject(obj);
10139 }
10140
10141
10142 IMPLEMENT_DYNAMIC_CLASS( wxGridSizeEvent, wxNotifyEvent )
10143
10144 wxGridSizeEvent::wxGridSizeEvent( int id, wxEventType type, wxObject* obj,
10145                                   int rowOrCol, int x, int y,
10146                                   bool control, bool shift, bool alt, bool meta )
10147         : wxNotifyEvent( type, id )
10148 {
10149     m_rowOrCol = rowOrCol;
10150     m_x = x;
10151     m_y = y;
10152     m_control = control;
10153     m_shift = shift;
10154     m_alt = alt;
10155     m_meta = meta;
10156
10157     SetEventObject(obj);
10158 }
10159
10160
10161 IMPLEMENT_DYNAMIC_CLASS( wxGridRangeSelectEvent, wxNotifyEvent )
10162
10163 wxGridRangeSelectEvent::wxGridRangeSelectEvent(int id, wxEventType type, wxObject* obj,
10164                                                const wxGridCellCoords& topLeft,
10165                                                const wxGridCellCoords& bottomRight,
10166                                                bool sel, bool control,
10167                                                bool shift, bool alt, bool meta )
10168         : wxNotifyEvent( type, id )
10169 {
10170     m_topLeft     = topLeft;
10171     m_bottomRight = bottomRight;
10172     m_selecting   = sel;
10173     m_control     = control;
10174     m_shift       = shift;
10175     m_alt         = alt;
10176     m_meta        = meta;
10177
10178     SetEventObject(obj);
10179 }
10180
10181
10182 IMPLEMENT_DYNAMIC_CLASS(wxGridEditorCreatedEvent, wxCommandEvent)
10183
10184 wxGridEditorCreatedEvent::wxGridEditorCreatedEvent(int id, wxEventType type,
10185                                                    wxObject* obj, int row,
10186                                                    int col, wxControl* ctrl)
10187     : wxCommandEvent(type, id)
10188 {
10189     SetEventObject(obj);
10190     m_row = row;
10191     m_col = col;
10192     m_ctrl = ctrl;
10193 }
10194
10195 #endif // wxUSE_GRID
10196