src/generic/grid.cpp

   1 ///////////////////////////////////////////////////////////////////////////
   2 // Name:        src/generic/grid.cpp
   3 // Purpose:     wxGrid and related classes
   4 // Author:      Michael Bedward (based on code by Julian Smart, Robin Dunn)
   5 // Modified by: Robin Dunn, Vadim Zeitlin
   6 // Created:     1/08/1999
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Michael Bedward (mbedward@ozemail.com.au)
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // For compilers that support precompilatixon, includes "wx/wx.h".
  13 #include "wx/wxprec.h"
  14
  15 #ifdef __BORLANDC__
  16     #pragma hdrstop
  17 #endif
  18
  19 #if wxUSE_GRID
  20
  21 #ifndef WX_PRECOMP
  22     #include "wx/utils.h"
  23     #include "wx/dcclient.h"
  24     #include "wx/settings.h"
  25     #include "wx/log.h"
  26     #include "wx/textctrl.h"
  27     #include "wx/checkbox.h"
  28     #include "wx/combobox.h"
  29     #include "wx/valtext.h"
  30     #include "wx/intl.h"
  31     #include "wx/math.h"
  32 #endif
  33
  34 #include "wx/textfile.h"
  35 #include "wx/spinctrl.h"
  36 #include "wx/tokenzr.h"
  37 #include "wx/renderer.h"
  38
  39 #include "wx/grid.h"
  40 #include "wx/generic/gridsel.h"
  41
  42 #if defined(__WXMOTIF__)
  43     #define WXUNUSED_MOTIF(identifier)  WXUNUSED(identifier)
  44 #else
  45     #define WXUNUSED_MOTIF(identifier)  identifier
  46 #endif
  47
  48 #if defined(__WXGTK__)
  49     #define WXUNUSED_GTK(identifier)    WXUNUSED(identifier)
  50 #else
  51     #define WXUNUSED_GTK(identifier)    identifier
  52 #endif
  53
  54 // Required for wxIs... functions
  55 #include <ctype.h>
  56
  57 // ----------------------------------------------------------------------------
  58 // array classes
  59 // ----------------------------------------------------------------------------
  60
  61 WX_DEFINE_ARRAY_WITH_DECL_PTR(wxGridCellAttr *, wxArrayAttrs,
  62                                  class WXDLLIMPEXP_ADV);
  63
  64 struct wxGridCellWithAttr
  65 {
  66     wxGridCellWithAttr(int row, int col, wxGridCellAttr *attr_)
  67         : coords(row, col), attr(attr_)
  68     {
  69     }
  70
  71     ~wxGridCellWithAttr()
  72     {
  73         attr->DecRef();
  74     }
  75
  76     wxGridCellCoords coords;
  77     wxGridCellAttr  *attr;
  78
  79 // Cannot do this:
  80 //  DECLARE_NO_COPY_CLASS(wxGridCellWithAttr)
  81 // without rewriting the macros, which require a public copy constructor.
  82 };
  83
  84 WX_DECLARE_OBJARRAY_WITH_DECL(wxGridCellWithAttr, wxGridCellWithAttrArray,
  85                               class WXDLLIMPEXP_ADV);
  86
  87 #include "wx/arrimpl.cpp"
  88
  89 WX_DEFINE_OBJARRAY(wxGridCellCoordsArray)
  90 WX_DEFINE_OBJARRAY(wxGridCellWithAttrArray)
  91
  92 // ----------------------------------------------------------------------------
  93 // events
  94 // ----------------------------------------------------------------------------
  95
  96 DEFINE_EVENT_TYPE(wxEVT_GRID_CELL_LEFT_CLICK)
  97 DEFINE_EVENT_TYPE(wxEVT_GRID_CELL_RIGHT_CLICK)
  98 DEFINE_EVENT_TYPE(wxEVT_GRID_CELL_LEFT_DCLICK)
  99 DEFINE_EVENT_TYPE(wxEVT_GRID_CELL_RIGHT_DCLICK)
 100 DEFINE_EVENT_TYPE(wxEVT_GRID_CELL_BEGIN_DRAG)
 101 DEFINE_EVENT_TYPE(wxEVT_GRID_LABEL_LEFT_CLICK)
 102 DEFINE_EVENT_TYPE(wxEVT_GRID_LABEL_RIGHT_CLICK)
 103 DEFINE_EVENT_TYPE(wxEVT_GRID_LABEL_LEFT_DCLICK)
 104 DEFINE_EVENT_TYPE(wxEVT_GRID_LABEL_RIGHT_DCLICK)
 105 DEFINE_EVENT_TYPE(wxEVT_GRID_ROW_SIZE)
 106 DEFINE_EVENT_TYPE(wxEVT_GRID_COL_SIZE)
 107 DEFINE_EVENT_TYPE(wxEVT_GRID_RANGE_SELECT)
 108 DEFINE_EVENT_TYPE(wxEVT_GRID_CELL_CHANGE)
 109 DEFINE_EVENT_TYPE(wxEVT_GRID_SELECT_CELL)
 110 DEFINE_EVENT_TYPE(wxEVT_GRID_EDITOR_SHOWN)
 111 DEFINE_EVENT_TYPE(wxEVT_GRID_EDITOR_HIDDEN)
 112 DEFINE_EVENT_TYPE(wxEVT_GRID_EDITOR_CREATED)
 113
 114 // ----------------------------------------------------------------------------
 115 // private classes
 116 // ----------------------------------------------------------------------------
 117
 118 class WXDLLIMPEXP_ADV wxGridRowLabelWindow : public wxWindow
 119 {
 120 public:
 121     wxGridRowLabelWindow() { m_owner = (wxGrid *)NULL; }
 122     wxGridRowLabelWindow( wxGrid *parent, wxWindowID id,
 123                           const wxPoint &pos, const wxSize &size );
 124
 125 private:
 126     wxGrid   *m_owner;
 127
 128     void OnPaint( wxPaintEvent& event );
 129     void OnMouseEvent( wxMouseEvent& event );
 130     void OnMouseWheel( wxMouseEvent& event );
 131     void OnKeyDown( wxKeyEvent& event );
 132     void OnKeyUp( wxKeyEvent& );
 133     void OnChar( wxKeyEvent& );
 134
 135     DECLARE_DYNAMIC_CLASS(wxGridRowLabelWindow)
 136     DECLARE_EVENT_TABLE()
 137     DECLARE_NO_COPY_CLASS(wxGridRowLabelWindow)
 138 };
 139
 140
 141 class WXDLLIMPEXP_ADV wxGridColLabelWindow : public wxWindow
 142 {
 143 public:
 144     wxGridColLabelWindow() { m_owner = (wxGrid *)NULL; }
 145     wxGridColLabelWindow( wxGrid *parent, wxWindowID id,
 146                           const wxPoint &pos, const wxSize &size );
 147
 148 private:
 149     wxGrid   *m_owner;
 150
 151     void OnPaint( wxPaintEvent &event );
 152     void OnMouseEvent( wxMouseEvent& event );
 153     void OnMouseWheel( wxMouseEvent& event );
 154     void OnKeyDown( wxKeyEvent& event );
 155     void OnKeyUp( wxKeyEvent& );
 156     void OnChar( wxKeyEvent& );
 157
 158     DECLARE_DYNAMIC_CLASS(wxGridColLabelWindow)
 159     DECLARE_EVENT_TABLE()
 160     DECLARE_NO_COPY_CLASS(wxGridColLabelWindow)
 161 };
 162
 163
 164 class WXDLLIMPEXP_ADV wxGridCornerLabelWindow : public wxWindow
 165 {
 166 public:
 167     wxGridCornerLabelWindow() { m_owner = (wxGrid *)NULL; }
 168     wxGridCornerLabelWindow( wxGrid *parent, wxWindowID id,
 169                              const wxPoint &pos, const wxSize &size );
 170
 171 private:
 172     wxGrid *m_owner;
 173
 174     void OnMouseEvent( wxMouseEvent& event );
 175     void OnMouseWheel( wxMouseEvent& event );
 176     void OnKeyDown( wxKeyEvent& event );
 177     void OnKeyUp( wxKeyEvent& );
 178     void OnChar( wxKeyEvent& );
 179     void OnPaint( wxPaintEvent& event );
 180
 181     DECLARE_DYNAMIC_CLASS(wxGridCornerLabelWindow)
 182     DECLARE_EVENT_TABLE()
 183     DECLARE_NO_COPY_CLASS(wxGridCornerLabelWindow)
 184 };
 185
 186 class WXDLLIMPEXP_ADV wxGridWindow : public wxWindow
 187 {
 188 public:
 189     wxGridWindow()
 190     {
 191         m_owner = (wxGrid *)NULL;
 192         m_rowLabelWin = (wxGridRowLabelWindow *)NULL;
 193         m_colLabelWin = (wxGridColLabelWindow *)NULL;
 194     }
 195
 196     wxGridWindow( wxGrid *parent,
 197                   wxGridRowLabelWindow *rowLblWin,
 198                   wxGridColLabelWindow *colLblWin,
 199                   wxWindowID id, const wxPoint &pos, const wxSize &size );
 200     ~wxGridWindow() {}
 201
 202     void ScrollWindow( int dx, int dy, const wxRect *rect );
 203
 204     wxGrid* GetOwner() { return m_owner; }
 205
 206 private:
 207     wxGrid                   *m_owner;
 208     wxGridRowLabelWindow     *m_rowLabelWin;
 209     wxGridColLabelWindow     *m_colLabelWin;
 210
 211     void OnPaint( wxPaintEvent &event );
 212     void OnMouseWheel( wxMouseEvent& event );
 213     void OnMouseEvent( wxMouseEvent& event );
 214     void OnKeyDown( wxKeyEvent& );
 215     void OnKeyUp( wxKeyEvent& );
 216     void OnChar( wxKeyEvent& );
 217     void OnEraseBackground( wxEraseEvent& );
 218     void OnFocus( wxFocusEvent& );
 219
 220     DECLARE_DYNAMIC_CLASS(wxGridWindow)
 221     DECLARE_EVENT_TABLE()
 222     DECLARE_NO_COPY_CLASS(wxGridWindow)
 223 };
 224
 225
 226 class wxGridCellEditorEvtHandler : public wxEvtHandler
 227 {
 228 public:
 229     wxGridCellEditorEvtHandler(wxGrid* grid, wxGridCellEditor* editor)
 230         : m_grid(grid),
 231           m_editor(editor),
 232           m_inSetFocus(false)
 233     {
 234     }
 235
 236     void OnKillFocus(wxFocusEvent& event);
 237     void OnKeyDown(wxKeyEvent& event);
 238     void OnChar(wxKeyEvent& event);
 239
 240     void SetInSetFocus(bool inSetFocus) { m_inSetFocus = inSetFocus; }
 241
 242 private:
 243     wxGrid             *m_grid;
 244     wxGridCellEditor   *m_editor;
 245
 246     // Work around the fact that a focus kill event can be sent to
 247     // a combobox within a set focus event.
 248     bool                m_inSetFocus;
 249
 250     DECLARE_EVENT_TABLE()
 251     DECLARE_DYNAMIC_CLASS(wxGridCellEditorEvtHandler)
 252     DECLARE_NO_COPY_CLASS(wxGridCellEditorEvtHandler)
 253 };
 254
 255
 256 IMPLEMENT_ABSTRACT_CLASS(wxGridCellEditorEvtHandler, wxEvtHandler)
 257
 258 BEGIN_EVENT_TABLE( wxGridCellEditorEvtHandler, wxEvtHandler )
 259     EVT_KILL_FOCUS( wxGridCellEditorEvtHandler::OnKillFocus )
 260     EVT_KEY_DOWN( wxGridCellEditorEvtHandler::OnKeyDown )
 261     EVT_CHAR( wxGridCellEditorEvtHandler::OnChar )
 262 END_EVENT_TABLE()
 263
 264
 265
 266 // ----------------------------------------------------------------------------
 267 // the internal data representation used by wxGridCellAttrProvider
 268 // ----------------------------------------------------------------------------
 269
 270 // this class stores attributes set for cells
 271 class WXDLLIMPEXP_ADV wxGridCellAttrData
 272 {
 273 public:
 274     void SetAttr(wxGridCellAttr *attr, int row, int col);
 275     wxGridCellAttr *GetAttr(int row, int col) const;
 276     void UpdateAttrRows( size_t pos, int numRows );
 277     void UpdateAttrCols( size_t pos, int numCols );
 278
 279 private:
 280     // searches for the attr for given cell, returns wxNOT_FOUND if not found
 281     int FindIndex(int row, int col) const;
 282
 283     wxGridCellWithAttrArray m_attrs;
 284 };
 285
 286 // this class stores attributes set for rows or columns
 287 class WXDLLIMPEXP_ADV wxGridRowOrColAttrData
 288 {
 289 public:
 290     // empty ctor to suppress warnings
 291     wxGridRowOrColAttrData() {}
 292     ~wxGridRowOrColAttrData();
 293
 294     void SetAttr(wxGridCellAttr *attr, int rowOrCol);
 295     wxGridCellAttr *GetAttr(int rowOrCol) const;
 296     void UpdateAttrRowsOrCols( size_t pos, int numRowsOrCols );
 297
 298 private:
 299     wxArrayInt m_rowsOrCols;
 300     wxArrayAttrs m_attrs;
 301 };
 302
 303 // NB: this is just a wrapper around 3 objects: one which stores cell
 304 //     attributes, and 2 others for row/col ones
 305 class WXDLLIMPEXP_ADV wxGridCellAttrProviderData
 306 {
 307 public:
 308     wxGridCellAttrData m_cellAttrs;
 309     wxGridRowOrColAttrData m_rowAttrs,
 310                            m_colAttrs;
 311 };
 312
 313
 314 // ----------------------------------------------------------------------------
 315 // data structures used for the data type registry
 316 // ----------------------------------------------------------------------------
 317
 318 struct wxGridDataTypeInfo
 319 {
 320     wxGridDataTypeInfo(const wxString& typeName,
 321                        wxGridCellRenderer* renderer,
 322                        wxGridCellEditor* editor)
 323         : m_typeName(typeName), m_renderer(renderer), m_editor(editor)
 324         {}
 325
 326     ~wxGridDataTypeInfo()
 327     {
 328         wxSafeDecRef(m_renderer);
 329         wxSafeDecRef(m_editor);
 330     }
 331
 332     wxString            m_typeName;
 333     wxGridCellRenderer* m_renderer;
 334     wxGridCellEditor*   m_editor;
 335
 336     DECLARE_NO_COPY_CLASS(wxGridDataTypeInfo)
 337 };
 338
 339
 340 WX_DEFINE_ARRAY_WITH_DECL_PTR(wxGridDataTypeInfo*, wxGridDataTypeInfoArray,
 341                                  class WXDLLIMPEXP_ADV);
 342
 343
 344 class WXDLLIMPEXP_ADV wxGridTypeRegistry
 345 {
 346 public:
 347   wxGridTypeRegistry() {}
 348     ~wxGridTypeRegistry();
 349
 350     void RegisterDataType(const wxString& typeName,
 351                      wxGridCellRenderer* renderer,
 352                      wxGridCellEditor* editor);
 353
 354     // find one of already registered data types
 355     int FindRegisteredDataType(const wxString& typeName);
 356
 357     // try to FindRegisteredDataType(), if this fails and typeName is one of
 358     // standard typenames, register it and return its index
 359     int FindDataType(const wxString& typeName);
 360
 361     // try to FindDataType(), if it fails see if it is not one of already
 362     // registered data types with some params in which case clone the
 363     // registered data type and set params for it
 364     int FindOrCloneDataType(const wxString& typeName);
 365
 366     wxGridCellRenderer* GetRenderer(int index);
 367     wxGridCellEditor*   GetEditor(int index);
 368
 369 private:
 370     wxGridDataTypeInfoArray m_typeinfo;
 371 };
 372
 373 // ----------------------------------------------------------------------------
 374 // conditional compilation
 375 // ----------------------------------------------------------------------------
 376
 377 #ifndef WXGRID_DRAW_LINES
 378 #define WXGRID_DRAW_LINES 1
 379 #endif
 380
 381 // ----------------------------------------------------------------------------
 382 // globals
 383 // ----------------------------------------------------------------------------
 384
 385 //#define DEBUG_ATTR_CACHE
 386 #ifdef DEBUG_ATTR_CACHE
 387     static size_t gs_nAttrCacheHits = 0;
 388     static size_t gs_nAttrCacheMisses = 0;
 389 #endif
 390
 391 // ----------------------------------------------------------------------------
 392 // constants
 393 // ----------------------------------------------------------------------------
 394
 395 wxGridCellCoords wxGridNoCellCoords( -1, -1 );
 396 wxRect wxGridNoCellRect( -1, -1, -1, -1 );
 397
 398 // scroll line size
 399 // TODO: this doesn't work at all, grid cells have different sizes and approx
 400 //       calculations don't work as because of the size mismatch scrollbars
 401 //       sometimes fail to be shown when they should be or vice versa
 402 //
 403 //       The scroll bars may be a little flakey once in a while, but that is
 404 //       surely much less horrible than having scroll lines of only 1!!!
 405 //       -- Robin
 406 //
 407 //       Well, it's still seriously broken so it might be better but needs
 408 //       fixing anyhow
 409 //       -- Vadim
 410 static const size_t GRID_SCROLL_LINE_X = 15;  // 1;
 411 static const size_t GRID_SCROLL_LINE_Y = GRID_SCROLL_LINE_X;
 412
 413 // the size of hash tables used a bit everywhere (the max number of elements
 414 // in these hash tables is the number of rows/columns)
 415 static const int GRID_HASH_SIZE = 100;
 416
 417 #if 0
 418 // ----------------------------------------------------------------------------
 419 // private functions
 420 // ----------------------------------------------------------------------------
 421
 422 static inline int GetScrollX(int x)
 423 {
 424     return (x + GRID_SCROLL_LINE_X - 1) / GRID_SCROLL_LINE_X;
 425 }
 426
 427 static inline int GetScrollY(int y)
 428 {
 429     return (y + GRID_SCROLL_LINE_Y - 1) / GRID_SCROLL_LINE_Y;
 430 }
 431 #endif
 432
 433 // ============================================================================
 434 // implementation
 435 // ============================================================================
 436
 437 // ----------------------------------------------------------------------------
 438 // wxGridCellEditor
 439 // ----------------------------------------------------------------------------
 440
 441 wxGridCellEditor::wxGridCellEditor()
 442 {
 443     m_control = NULL;
 444     m_attr = NULL;
 445 }
 446
 447 wxGridCellEditor::~wxGridCellEditor()
 448 {
 449     Destroy();
 450 }
 451
 452 void wxGridCellEditor::Create(wxWindow* WXUNUSED(parent),
 453                               wxWindowID WXUNUSED(id),
 454                               wxEvtHandler* evtHandler)
 455 {
 456     if ( evtHandler )
 457         m_control->PushEventHandler(evtHandler);
 458 }
 459
 460 void wxGridCellEditor::PaintBackground(const wxRect& rectCell,
 461                                        wxGridCellAttr *attr)
 462 {
 463     // erase the background because we might not fill the cell
 464     wxClientDC dc(m_control->GetParent());
 465     wxGridWindow* gridWindow = wxDynamicCast(m_control->GetParent(), wxGridWindow);
 466     if (gridWindow)
 467         gridWindow->GetOwner()->PrepareDC(dc);
 468
 469     dc.SetPen(*wxTRANSPARENT_PEN);
 470     dc.SetBrush(wxBrush(attr->GetBackgroundColour(), wxSOLID));
 471     dc.DrawRectangle(rectCell);
 472
 473     // redraw the control we just painted over
 474     m_control->Refresh();
 475 }
 476
 477 void wxGridCellEditor::Destroy()
 478 {
 479     if (m_control)
 480     {
 481         m_control->PopEventHandler(true /* delete it*/);
 482
 483         m_control->Destroy();
 484         m_control = NULL;
 485     }
 486 }
 487
 488 void wxGridCellEditor::Show(bool show, wxGridCellAttr *attr)
 489 {
 490     wxASSERT_MSG(m_control, wxT("The wxGridCellEditor must be created first!"));
 491
 492     m_control->Show(show);
 493
 494     if ( show )
 495     {
 496         // set the colours/fonts if we have any
 497         if ( attr )
 498         {
 499             m_colFgOld = m_control->GetForegroundColour();
 500             m_control->SetForegroundColour(attr->GetTextColour());
 501
 502             m_colBgOld = m_control->GetBackgroundColour();
 503             m_control->SetBackgroundColour(attr->GetBackgroundColour());
 504
 505 // Workaround for GTK+1 font setting problem on some platforms
 506 #if !defined(__WXGTK__) || defined(__WXGTK20__)
 507             m_fontOld = m_control->GetFont();
 508             m_control->SetFont(attr->GetFont());
 509 #endif
 510             // can't do anything more in the base class version, the other
 511             // attributes may only be used by the derived classes
 512         }
 513     }
 514     else
 515     {
 516         // restore the standard colours fonts
 517         if ( m_colFgOld.Ok() )
 518         {
 519             m_control->SetForegroundColour(m_colFgOld);
 520             m_colFgOld = wxNullColour;
 521         }
 522
 523         if ( m_colBgOld.Ok() )
 524         {
 525             m_control->SetBackgroundColour(m_colBgOld);
 526             m_colBgOld = wxNullColour;
 527         }
 528
 529 // Workaround for GTK+1 font setting problem on some platforms
 530 #if !defined(__WXGTK__) || defined(__WXGTK20__)
 531         if ( m_fontOld.Ok() )
 532         {
 533             m_control->SetFont(m_fontOld);
 534             m_fontOld = wxNullFont;
 535         }
 536 #endif
 537     }
 538 }
 539
 540 void wxGridCellEditor::SetSize(const wxRect& rect)
 541 {
 542     wxASSERT_MSG(m_control, wxT("The wxGridCellEditor must be created first!"));
 543
 544     m_control->SetSize(rect, wxSIZE_ALLOW_MINUS_ONE);
 545 }
 546
 547 void wxGridCellEditor::HandleReturn(wxKeyEvent& event)
 548 {
 549     event.Skip();
 550 }
 551
 552 bool wxGridCellEditor::IsAcceptedKey(wxKeyEvent& event)
 553 {
 554     bool ctrl = event.ControlDown();
 555     bool alt  = event.AltDown();
 556
 557 #ifdef __WXMAC__
 558     // On the Mac the Alt key is more like shift and is used for entry of
 559     // valid characters, so check for Ctrl and Meta instead.
 560     alt = event.MetaDown();
 561 #endif
 562
 563     // Assume it's not a valid char if ctrl or alt is down, but if both are
 564     // down then it may be because of an AltGr key combination, so let them
 565     // through in that case.
 566     if ((ctrl || alt) && !(ctrl && alt))
 567         return false;
 568
 569     int key = 0;
 570     bool keyOk = true;
 571
 572 #if wxUSE_UNICODE
 573     // if the unicode key code is not really a unicode character (it may
 574     // be a function key or etc., the platforms appear to always give us a
 575     // small value in this case) then fallback to the ASCII key code but
 576     // don't do anything for function keys or etc.
 577     key = event.GetUnicodeKey();
 578     if (key <= 127)
 579     {
 580         key = event.GetKeyCode();
 581         keyOk = (key <= 127);
 582     }
 583 #else
 584     key = event.GetKeyCode();
 585     keyOk = (key <= 255);
 586 #endif
 587
 588     return keyOk;
 589 }
 590
 591 void wxGridCellEditor::StartingKey(wxKeyEvent& event)
 592 {
 593     event.Skip();
 594 }
 595
 596 void wxGridCellEditor::StartingClick()
 597 {
 598 }
 599
 600 #if wxUSE_TEXTCTRL
 601
 602 // ----------------------------------------------------------------------------
 603 // wxGridCellTextEditor
 604 // ----------------------------------------------------------------------------
 605
 606 wxGridCellTextEditor::wxGridCellTextEditor()
 607 {
 608     m_maxChars = 0;
 609 }
 610
 611 void wxGridCellTextEditor::Create(wxWindow* parent,
 612                                   wxWindowID id,
 613                                   wxEvtHandler* evtHandler)
 614 {
 615     m_control = new wxTextCtrl(parent, id, wxEmptyString,
 616                                wxDefaultPosition, wxDefaultSize
 617 #if defined(__WXMSW__)
 618                                , wxTE_PROCESS_TAB | wxTE_AUTO_SCROLL
 619 #endif
 620                               );
 621
 622     // set max length allowed in the textctrl, if the parameter was set
 623     if (m_maxChars != 0)
 624     {
 625         ((wxTextCtrl*)m_control)->SetMaxLength(m_maxChars);
 626     }
 627
 628     wxGridCellEditor::Create(parent, id, evtHandler);
 629 }
 630
 631 void wxGridCellTextEditor::PaintBackground(const wxRect& WXUNUSED(rectCell),
 632                                            wxGridCellAttr * WXUNUSED(attr))
 633 {
 634     // as we fill the entire client area, don't do anything here to minimize
 635     // flicker
 636 }
 637
 638 void wxGridCellTextEditor::SetSize(const wxRect& rectOrig)
 639 {
 640     wxRect rect(rectOrig);
 641
 642     // Make the edit control large enough to allow for internal margins
 643     //
 644     // TODO: remove this if the text ctrl sizing is improved esp. for unix
 645     //
 646 #if defined(__WXGTK__)
 647     if (rect.x != 0)
 648     {
 649         rect.x += 1;
 650         rect.y += 1;
 651         rect.width -= 1;
 652         rect.height -= 1;
 653     }
 654 #else // !GTK
 655     int extra_x = ( rect.x > 2 )? 2 : 1;
 656
 657 // MB: treat MSW separately here otherwise the caret doesn't show
 658 // when the editor is in the first row.
 659 #if defined(__WXMSW__)
 660     int extra_y = 2;
 661 #else
 662     int extra_y = ( rect.y > 2 ) ? 2 : 1;
 663 #endif
 664
 665 #if defined(__WXMOTIF__)
 666     extra_x *= 2;
 667     extra_y *= 2;
 668 #endif
 669
 670     rect.SetLeft( wxMax(0, rect.x - extra_x) );
 671     rect.SetTop( wxMax(0, rect.y - extra_y) );
 672     rect.SetRight( rect.GetRight() + 2 * extra_x );
 673     rect.SetBottom( rect.GetBottom() + 2 * extra_y );
 674 #endif // GTK/!GTK
 675
 676     wxGridCellEditor::SetSize(rect);
 677 }
 678
 679 void wxGridCellTextEditor::BeginEdit(int row, int col, wxGrid* grid)
 680 {
 681     wxASSERT_MSG(m_control, wxT("The wxGridCellEditor must be created first!"));
 682
 683     m_startValue = grid->GetTable()->GetValue(row, col);
 684
 685     DoBeginEdit(m_startValue);
 686 }
 687
 688 void wxGridCellTextEditor::DoBeginEdit(const wxString& startValue)
 689 {
 690     Text()->SetValue(startValue);
 691     Text()->SetInsertionPointEnd();
 692     Text()->SetSelection(-1, -1);
 693     Text()->SetFocus();
 694 }
 695
 696 bool wxGridCellTextEditor::EndEdit(int row, int col,
 697                                    wxGrid* grid)
 698 {
 699     wxASSERT_MSG(m_control, wxT("The wxGridCellEditor must be created first!"));
 700
 701     bool changed = false;
 702     wxString value = Text()->GetValue();
 703     if (value != m_startValue)
 704         changed = true;
 705
 706     if (changed)
 707         grid->GetTable()->SetValue(row, col, value);
 708
 709     m_startValue = wxEmptyString;
 710     // No point in setting the text of the hidden control
 711     //Text()->SetValue(m_startValue);
 712
 713     return changed;
 714 }
 715
 716 void wxGridCellTextEditor::Reset()
 717 {
 718     wxASSERT_MSG(m_control, wxT("The wxGridCellEditor must be created first!"));
 719
 720     DoReset(m_startValue);
 721 }
 722
 723 void wxGridCellTextEditor::DoReset(const wxString& startValue)
 724 {
 725     Text()->SetValue(startValue);
 726     Text()->SetInsertionPointEnd();
 727 }
 728
 729 bool wxGridCellTextEditor::IsAcceptedKey(wxKeyEvent& event)
 730 {
 731     return wxGridCellEditor::IsAcceptedKey(event);
 732 }
 733
 734 void wxGridCellTextEditor::StartingKey(wxKeyEvent& event)
 735 {
 736     // Since this is now happening in the EVT_CHAR event EmulateKeyPress is no
 737     // longer an appropriate way to get the character into the text control.
 738     // Do it ourselves instead.  We know that if we get this far that we have
 739     // a valid character, so not a whole lot of testing needs to be done.
 740
 741     wxTextCtrl* tc = Text();
 742     wxChar ch;
 743     long pos;
 744
 745 #if wxUSE_UNICODE
 746     ch = event.GetUnicodeKey();
 747     if (ch <= 127)
 748         ch = (wxChar)event.GetKeyCode();
 749 #else
 750     ch = (wxChar)event.GetKeyCode();
 751 #endif
 752
 753     switch (ch)
 754     {
 755         case WXK_DELETE:
 756             // delete the character at the cursor
 757             pos = tc->GetInsertionPoint();
 758             if (pos < tc->GetLastPosition())
 759                 tc->Remove(pos, pos + 1);
 760             break;
 761
 762         case WXK_BACK:
 763             // delete the character before the cursor
 764             pos = tc->GetInsertionPoint();
 765             if (pos > 0)
 766                 tc->Remove(pos - 1, pos);
 767             break;
 768
 769         default:
 770             tc->WriteText(ch);
 771             break;
 772     }
 773 }
 774
 775 void wxGridCellTextEditor::HandleReturn( wxKeyEvent&
 776                                          WXUNUSED_GTK(WXUNUSED_MOTIF(event)) )
 777 {
 778 #if defined(__WXMOTIF__) || defined(__WXGTK__)
 779     // wxMotif needs a little extra help...
 780     size_t pos = (size_t)( Text()->GetInsertionPoint() );
 781     wxString s( Text()->GetValue() );
 782     s = s.Left(pos) + wxT("\n") + s.Mid(pos);
 783     Text()->SetValue(s);
 784     Text()->SetInsertionPoint( pos );
 785 #else
 786     // the other ports can handle a Return key press
 787     //
 788     event.Skip();
 789 #endif
 790 }
 791
 792 void wxGridCellTextEditor::SetParameters(const wxString& params)
 793 {
 794     if ( !params )
 795     {
 796         // reset to default
 797         m_maxChars = 0;
 798     }
 799     else
 800     {
 801         long tmp;
 802         if ( !params.ToLong(&tmp) )
 803         {
 804             wxLogDebug(_T("Invalid wxGridCellTextEditor parameter string '%s' ignored"), params.c_str());
 805         }
 806         else
 807         {
 808             m_maxChars = (size_t)tmp;
 809         }
 810     }
 811 }
 812
 813 // return the value in the text control
 814 wxString wxGridCellTextEditor::GetValue() const
 815 {
 816     return Text()->GetValue();
 817 }
 818
 819 // ----------------------------------------------------------------------------
 820 // wxGridCellNumberEditor
 821 // ----------------------------------------------------------------------------
 822
 823 wxGridCellNumberEditor::wxGridCellNumberEditor(int min, int max)
 824 {
 825     m_min = min;
 826     m_max = max;
 827 }
 828
 829 void wxGridCellNumberEditor::Create(wxWindow* parent,
 830                                     wxWindowID id,
 831                                     wxEvtHandler* evtHandler)
 832 {
 833 #if wxUSE_SPINCTRL
 834     if ( HasRange() )
 835     {
 836         // create a spin ctrl
 837         m_control = new wxSpinCtrl(parent, wxID_ANY, wxEmptyString,
 838                                    wxDefaultPosition, wxDefaultSize,
 839                                    wxSP_ARROW_KEYS,
 840                                    m_min, m_max);
 841
 842         wxGridCellEditor::Create(parent, id, evtHandler);
 843     }
 844     else
 845 #endif
 846     {
 847         // just a text control
 848         wxGridCellTextEditor::Create(parent, id, evtHandler);
 849
 850 #if wxUSE_VALIDATORS
 851         Text()->SetValidator(wxTextValidator(wxFILTER_NUMERIC));
 852 #endif // wxUSE_VALIDATORS
 853     }
 854 }
 855
 856 void wxGridCellNumberEditor::BeginEdit(int row, int col, wxGrid* grid)
 857 {
 858     // first get the value
 859     wxGridTableBase *table = grid->GetTable();
 860     if ( table->CanGetValueAs(row, col, wxGRID_VALUE_NUMBER) )
 861     {
 862         m_valueOld = table->GetValueAsLong(row, col);
 863     }
 864     else
 865     {
 866         m_valueOld = 0;
 867         wxString sValue = table->GetValue(row, col);
 868         if (! sValue.ToLong(&m_valueOld) && ! sValue.empty())
 869         {
 870             wxFAIL_MSG( _T("this cell doesn't have numeric value") );
 871             return;
 872         }
 873     }
 874
 875 #if wxUSE_SPINCTRL
 876     if ( HasRange() )
 877     {
 878         Spin()->SetValue((int)m_valueOld);
 879         Spin()->SetFocus();
 880     }
 881     else
 882 #endif
 883     {
 884         DoBeginEdit(GetString());
 885     }
 886 }
 887
 888 bool wxGridCellNumberEditor::EndEdit(int row, int col,
 889                                      wxGrid* grid)
 890 {
 891     bool changed;
 892     long value = 0;
 893     wxString text;
 894
 895 #if wxUSE_SPINCTRL
 896     if ( HasRange() )
 897     {
 898         value = Spin()->GetValue();
 899         changed = value != m_valueOld;
 900         if (changed)
 901             text = wxString::Format(wxT("%ld"), value);
 902     }
 903     else
 904 #endif
 905     {
 906         text = Text()->GetValue();
 907         changed = (text.empty() || text.ToLong(&value)) && (value != m_valueOld);
 908     }
 909
 910     if ( changed )
 911     {
 912         if (grid->GetTable()->CanSetValueAs(row, col, wxGRID_VALUE_NUMBER))
 913             grid->GetTable()->SetValueAsLong(row, col, value);
 914         else
 915             grid->GetTable()->SetValue(row, col, text);
 916     }
 917
 918     return changed;
 919 }
 920
 921 void wxGridCellNumberEditor::Reset()
 922 {
 923 #if wxUSE_SPINCTRL
 924     if ( HasRange() )
 925     {
 926         Spin()->SetValue((int)m_valueOld);
 927     }
 928     else
 929 #endif
 930     {
 931         DoReset(GetString());
 932     }
 933 }
 934
 935 bool wxGridCellNumberEditor::IsAcceptedKey(wxKeyEvent& event)
 936 {
 937     if ( wxGridCellEditor::IsAcceptedKey(event) )
 938     {
 939         int keycode = event.GetKeyCode();
 940         if ( (keycode < 128) &&
 941              (wxIsdigit(keycode) || keycode == '+' || keycode == '-'))
 942         {
 943             return true;
 944         }
 945     }
 946
 947     return false;
 948 }
 949
 950 void wxGridCellNumberEditor::StartingKey(wxKeyEvent& event)
 951 {
 952     int keycode = event.GetKeyCode();
 953     if ( !HasRange() )
 954     {
 955         if ( wxIsdigit(keycode) || keycode == '+' || keycode == '-')
 956         {
 957             wxGridCellTextEditor::StartingKey(event);
 958
 959             // skip Skip() below
 960             return;
 961         }
 962     }
 963 #if wxUSE_SPINCTRL
 964     else
 965     {
 966         if ( wxIsdigit(keycode) )
 967         {
 968             wxSpinCtrl* spin = (wxSpinCtrl*)m_control;
 969             spin->SetValue(keycode - '0');
 970             spin->SetSelection(1,1);
 971             return;
 972         }
 973     }
 974 #endif
 975
 976     event.Skip();
 977 }
 978
 979 void wxGridCellNumberEditor::SetParameters(const wxString& params)
 980 {
 981     if ( !params )
 982     {
 983         // reset to default
 984         m_min =
 985         m_max = -1;
 986     }
 987     else
 988     {
 989         long tmp;
 990         if ( params.BeforeFirst(_T(',')).ToLong(&tmp) )
 991         {
 992             m_min = (int)tmp;
 993
 994             if ( params.AfterFirst(_T(',')).ToLong(&tmp) )
 995             {
 996                 m_max = (int)tmp;
 997
 998                 // skip the error message below
 999                 return;
1000             }
1001         }
1002
1003         wxLogDebug(_T("Invalid wxGridCellNumberEditor parameter string '%s' ignored"), params.c_str());
1004     }
1005 }
1006
1007 // return the value in the spin control if it is there (the text control otherwise)
1008 wxString wxGridCellNumberEditor::GetValue() const
1009 {
1010     wxString s;
1011
1012 #if wxUSE_SPINCTRL
1013     if ( HasRange() )
1014     {
1015         long value = Spin()->GetValue();
1016         s.Printf(wxT("%ld"), value);
1017     }
1018     else
1019 #endif
1020     {
1021         s = Text()->GetValue();
1022     }
1023
1024     return s;
1025 }
1026
1027 // ----------------------------------------------------------------------------
1028 // wxGridCellFloatEditor
1029 // ----------------------------------------------------------------------------
1030
1031 wxGridCellFloatEditor::wxGridCellFloatEditor(int width, int precision)
1032 {
1033     m_width = width;
1034     m_precision = precision;
1035 }
1036
1037 void wxGridCellFloatEditor::Create(wxWindow* parent,
1038                                    wxWindowID id,
1039                                    wxEvtHandler* evtHandler)
1040 {
1041     wxGridCellTextEditor::Create(parent, id, evtHandler);
1042
1043 #if wxUSE_VALIDATORS
1044     Text()->SetValidator(wxTextValidator(wxFILTER_NUMERIC));
1045 #endif // wxUSE_VALIDATORS
1046 }
1047
1048 void wxGridCellFloatEditor::BeginEdit(int row, int col, wxGrid* grid)
1049 {
1050     // first get the value
1051     wxGridTableBase *table = grid->GetTable();
1052     if ( table->CanGetValueAs(row, col, wxGRID_VALUE_FLOAT) )
1053     {
1054         m_valueOld = table->GetValueAsDouble(row, col);
1055     }
1056     else
1057     {
1058         m_valueOld = 0.0;
1059         wxString sValue = table->GetValue(row, col);
1060         if (! sValue.ToDouble(&m_valueOld) && ! sValue.empty())
1061         {
1062             wxFAIL_MSG( _T("this cell doesn't have float value") );
1063             return;
1064         }
1065     }
1066
1067     DoBeginEdit(GetString());
1068 }
1069
1070 bool wxGridCellFloatEditor::EndEdit(int row, int col,
1071                                      wxGrid* grid)
1072 {
1073     double value = 0.0;
1074     wxString text(Text()->GetValue());
1075
1076     if ( (text.empty() || text.ToDouble(&value)) &&
1077             !wxIsSameDouble(value, m_valueOld) )
1078     {
1079         if (grid->GetTable()->CanSetValueAs(row, col, wxGRID_VALUE_FLOAT))
1080             grid->GetTable()->SetValueAsDouble(row, col, value);
1081         else
1082             grid->GetTable()->SetValue(row, col, text);
1083
1084         return true;
1085     }
1086
1087     return false;
1088 }
1089
1090 void wxGridCellFloatEditor::Reset()
1091 {
1092     DoReset(GetString());
1093 }
1094
1095 void wxGridCellFloatEditor::StartingKey(wxKeyEvent& event)
1096 {
1097     int keycode = event.GetKeyCode();
1098     char tmpbuf[2];
1099     tmpbuf[0] = (char) keycode;
1100     tmpbuf[1] = '\0';
1101     wxString strbuf(tmpbuf, *wxConvCurrent);
1102
1103 #if wxUSE_INTL
1104     bool is_decimal_point = ( strbuf ==
1105        wxLocale::GetInfo(wxLOCALE_DECIMAL_POINT, wxLOCALE_CAT_NUMBER) );
1106 #else
1107     bool is_decimal_point = ( strbuf == _T(".") );
1108 #endif
1109
1110     if ( wxIsdigit(keycode) || keycode == '+' || keycode == '-'
1111          || is_decimal_point )
1112     {
1113         wxGridCellTextEditor::StartingKey(event);
1114
1115         // skip Skip() below
1116         return;
1117     }
1118
1119     event.Skip();
1120 }
1121
1122 void wxGridCellFloatEditor::SetParameters(const wxString& params)
1123 {
1124     if ( !params )
1125     {
1126         // reset to default
1127         m_width =
1128         m_precision = -1;
1129     }
1130     else
1131     {
1132         long tmp;
1133         if ( params.BeforeFirst(_T(',')).ToLong(&tmp) )
1134         {
1135             m_width = (int)tmp;
1136
1137             if ( params.AfterFirst(_T(',')).ToLong(&tmp) )
1138             {
1139                 m_precision = (int)tmp;
1140
1141                 // skip the error message below
1142                 return;
1143             }
1144         }
1145
1146         wxLogDebug(_T("Invalid wxGridCellFloatEditor parameter string '%s' ignored"), params.c_str());
1147     }
1148 }
1149
1150 wxString wxGridCellFloatEditor::GetString() const
1151 {
1152     wxString fmt;
1153     if ( m_precision == -1 && m_width != -1)
1154     {
1155         // default precision
1156         fmt.Printf(_T("%%%d.f"), m_width);
1157     }
1158     else if ( m_precision != -1 && m_width == -1)
1159     {
1160         // default width
1161         fmt.Printf(_T("%%.%df"), m_precision);
1162     }
1163     else if ( m_precision != -1 && m_width != -1 )
1164     {
1165         fmt.Printf(_T("%%%d.%df"), m_width, m_precision);
1166     }
1167     else
1168     {
1169         // default width/precision
1170         fmt = _T("%f");
1171     }
1172
1173     return wxString::Format(fmt, m_valueOld);
1174 }
1175
1176 bool wxGridCellFloatEditor::IsAcceptedKey(wxKeyEvent& event)
1177 {
1178     if ( wxGridCellEditor::IsAcceptedKey(event) )
1179     {
1180         int keycode = event.GetKeyCode();
1181         printf("%d\n", keycode);
1182         // accept digits, 'e' as in '1e+6', also '-', '+', and '.'
1183         char tmpbuf[2];
1184         tmpbuf[0] = (char) keycode;
1185         tmpbuf[1] = '\0';
1186         wxString strbuf(tmpbuf, *wxConvCurrent);
1187
1188 #if wxUSE_INTL
1189         bool is_decimal_point =
1190             ( strbuf == wxLocale::GetInfo(wxLOCALE_DECIMAL_POINT,
1191                                           wxLOCALE_CAT_NUMBER) );
1192 #else
1193         bool is_decimal_point = ( strbuf == _T(".") );
1194 #endif
1195
1196         if ( (keycode < 128) &&
1197              (wxIsdigit(keycode) || tolower(keycode) == 'e' ||
1198               is_decimal_point || keycode == '+' || keycode == '-') )
1199         {
1200             return true;
1201         }
1202     }
1203
1204     return false;
1205 }
1206
1207 #endif // wxUSE_TEXTCTRL
1208
1209 #if wxUSE_CHECKBOX
1210
1211 // ----------------------------------------------------------------------------
1212 // wxGridCellBoolEditor
1213 // ----------------------------------------------------------------------------
1214
1215 void wxGridCellBoolEditor::Create(wxWindow* parent,
1216                                   wxWindowID id,
1217                                   wxEvtHandler* evtHandler)
1218 {
1219     m_control = new wxCheckBox(parent, id, wxEmptyString,
1220                                wxDefaultPosition, wxDefaultSize,
1221                                wxNO_BORDER);
1222
1223     wxGridCellEditor::Create(parent, id, evtHandler);
1224 }
1225
1226 void wxGridCellBoolEditor::SetSize(const wxRect& r)
1227 {
1228     bool resize = false;
1229     wxSize size = m_control->GetSize();
1230     wxCoord minSize = wxMin(r.width, r.height);
1231
1232     // check if the checkbox is not too big/small for this cell
1233     wxSize sizeBest = m_control->GetBestSize();
1234     if ( !(size == sizeBest) )
1235     {
1236         // reset to default size if it had been made smaller
1237         size = sizeBest;
1238
1239         resize = true;
1240     }
1241
1242     if ( size.x >= minSize || size.y >= minSize )
1243     {
1244         // leave 1 pixel margin
1245         size.x = size.y = minSize - 2;
1246
1247         resize = true;
1248     }
1249
1250     if ( resize )
1251     {
1252         m_control->SetSize(size);
1253     }
1254
1255     // position it in the centre of the rectangle (TODO: support alignment?)
1256
1257 #if defined(__WXGTK__) || defined (__WXMOTIF__)
1258     // the checkbox without label still has some space to the right in wxGTK,
1259     // so shift it to the right
1260     size.x -= 8;
1261 #elif defined(__WXMSW__)
1262     // here too, but in other way
1263     size.x += 1;
1264     size.y -= 2;
1265 #endif
1266
1267     int hAlign = wxALIGN_CENTRE;
1268     int vAlign = wxALIGN_CENTRE;
1269     if (GetCellAttr())
1270         GetCellAttr()->GetAlignment(& hAlign, & vAlign);
1271
1272     int x = 0, y = 0;
1273     if (hAlign == wxALIGN_LEFT)
1274     {
1275         x = r.x + 2;
1276
1277 #ifdef __WXMSW__
1278         x += 2;
1279 #endif
1280
1281         y = r.y + r.height / 2 - size.y / 2;
1282     }
1283     else if (hAlign == wxALIGN_RIGHT)
1284     {
1285         x = r.x + r.width - size.x - 2;
1286         y = r.y + r.height / 2 - size.y / 2;
1287     }
1288     else if (hAlign == wxALIGN_CENTRE)
1289     {
1290         x = r.x + r.width / 2 - size.x / 2;
1291         y = r.y + r.height / 2 - size.y / 2;
1292     }
1293
1294     m_control->Move(x, y);
1295 }
1296
1297 void wxGridCellBoolEditor::Show(bool show, wxGridCellAttr *attr)
1298 {
1299     m_control->Show(show);
1300
1301     if ( show )
1302     {
1303         wxColour colBg = attr ? attr->GetBackgroundColour() : *wxLIGHT_GREY;
1304         CBox()->SetBackgroundColour(colBg);
1305     }
1306 }
1307
1308 void wxGridCellBoolEditor::BeginEdit(int row, int col, wxGrid* grid)
1309 {
1310     wxASSERT_MSG(m_control,
1311                  wxT("The wxGridCellEditor must be Created first!"));
1312
1313     if (grid->GetTable()->CanGetValueAs(row, col, wxGRID_VALUE_BOOL))
1314     {
1315         m_startValue = grid->GetTable()->GetValueAsBool(row, col);
1316     }
1317     else
1318     {
1319         wxString cellval( grid->GetTable()->GetValue(row, col) );
1320         m_startValue = !( !cellval || (cellval == wxT("0")) );
1321     }
1322
1323     CBox()->SetValue(m_startValue);
1324     CBox()->SetFocus();
1325 }
1326
1327 bool wxGridCellBoolEditor::EndEdit(int row, int col,
1328                                    wxGrid* grid)
1329 {
1330     wxASSERT_MSG(m_control,
1331                  wxT("The wxGridCellEditor must be Created first!"));
1332
1333     bool changed = false;
1334     bool value = CBox()->GetValue();
1335     if ( value != m_startValue )
1336         changed = true;
1337
1338     if ( changed )
1339     {
1340         if (grid->GetTable()->CanGetValueAs(row, col, wxGRID_VALUE_BOOL))
1341             grid->GetTable()->SetValueAsBool(row, col, value);
1342         else
1343             grid->GetTable()->SetValue(row, col, value ? _T("1") : wxEmptyString);
1344     }
1345
1346     return changed;
1347 }
1348
1349 void wxGridCellBoolEditor::Reset()
1350 {
1351     wxASSERT_MSG(m_control,
1352                  wxT("The wxGridCellEditor must be Created first!"));
1353
1354     CBox()->SetValue(m_startValue);
1355 }
1356
1357 void wxGridCellBoolEditor::StartingClick()
1358 {
1359     CBox()->SetValue(!CBox()->GetValue());
1360 }
1361
1362 bool wxGridCellBoolEditor::IsAcceptedKey(wxKeyEvent& event)
1363 {
1364     if ( wxGridCellEditor::IsAcceptedKey(event) )
1365     {
1366         int keycode = event.GetKeyCode();
1367         switch ( keycode )
1368         {
1369             case WXK_SPACE:
1370             case '+':
1371             case '-':
1372                 return true;
1373         }
1374     }
1375
1376     return false;
1377 }
1378
1379 void wxGridCellBoolEditor::StartingKey(wxKeyEvent& event)
1380 {
1381     int keycode = event.GetKeyCode();
1382     switch ( keycode )
1383     {
1384         case WXK_SPACE:
1385             CBox()->SetValue(!CBox()->GetValue());
1386             break;
1387
1388         case '+':
1389             CBox()->SetValue(true);
1390             break;
1391
1392         case '-':
1393             CBox()->SetValue(false);
1394             break;
1395     }
1396 }
1397
1398
1399 // return the value as "1" for true and the empty string for false
1400 wxString wxGridCellBoolEditor::GetValue() const
1401 {
1402   bool bSet = CBox()->GetValue();
1403   return bSet ? _T("1") : wxEmptyString;
1404 }
1405
1406 #endif // wxUSE_CHECKBOX
1407
1408 #if wxUSE_COMBOBOX
1409
1410 // ----------------------------------------------------------------------------
1411 // wxGridCellChoiceEditor
1412 // ----------------------------------------------------------------------------
1413
1414 wxGridCellChoiceEditor::wxGridCellChoiceEditor(const wxArrayString& choices,
1415                                                bool allowOthers)
1416     : m_choices(choices),
1417       m_allowOthers(allowOthers) { }
1418
1419 wxGridCellChoiceEditor::wxGridCellChoiceEditor(size_t count,
1420                                                const wxString choices[],
1421                                                bool allowOthers)
1422                       : m_allowOthers(allowOthers)
1423 {
1424     if ( count )
1425     {
1426         m_choices.Alloc(count);
1427         for ( size_t n = 0; n < count; n++ )
1428         {
1429             m_choices.Add(choices[n]);
1430         }
1431     }
1432 }
1433
1434 wxGridCellEditor *wxGridCellChoiceEditor::Clone() const
1435 {
1436     wxGridCellChoiceEditor *editor = new wxGridCellChoiceEditor;
1437     editor->m_allowOthers = m_allowOthers;
1438     editor->m_choices = m_choices;
1439
1440     return editor;
1441 }
1442
1443 void wxGridCellChoiceEditor::Create(wxWindow* parent,
1444                                     wxWindowID id,
1445                                     wxEvtHandler* evtHandler)
1446 {
1447     m_control = new wxComboBox(parent, id, wxEmptyString,
1448                                wxDefaultPosition, wxDefaultSize,
1449                                m_choices,
1450                                m_allowOthers ? 0 : wxCB_READONLY);
1451
1452     wxGridCellEditor::Create(parent, id, evtHandler);
1453 }
1454
1455 void wxGridCellChoiceEditor::PaintBackground(const wxRect& rectCell,
1456                                              wxGridCellAttr * attr)
1457 {
1458     // as we fill the entire client area, don't do anything here to minimize
1459     // flicker
1460
1461     // TODO: It doesn't actually fill the client area since the height of a
1462     // combo always defaults to the standard...  Until someone has time to
1463     // figure out the right rectangle to paint, just do it the normal way...
1464     wxGridCellEditor::PaintBackground(rectCell, attr);
1465 }
1466
1467 void wxGridCellChoiceEditor::BeginEdit(int row, int col, wxGrid* grid)
1468 {
1469     wxASSERT_MSG(m_control,
1470                  wxT("The wxGridCellEditor must be Created first!"));
1471
1472     wxGridCellEditorEvtHandler* evtHandler = NULL;
1473     if (m_control)
1474         evtHandler = wxDynamicCast(m_control->GetEventHandler(), wxGridCellEditorEvtHandler);
1475
1476     // Don't immediately end if we get a kill focus event within BeginEdit
1477     if (evtHandler)
1478         evtHandler->SetInSetFocus(true);
1479
1480     m_startValue = grid->GetTable()->GetValue(row, col);
1481
1482     if (m_allowOthers)
1483     {
1484         Combo()->SetValue(m_startValue);
1485     }
1486     else
1487     {
1488         // find the right position, or default to the first if not found
1489         int pos = Combo()->FindString(m_startValue);
1490         if (pos == wxNOT_FOUND)
1491             pos = 0;
1492         Combo()->SetSelection(pos);
1493     }
1494
1495     Combo()->SetInsertionPointEnd();
1496     Combo()->SetFocus();
1497
1498     if (evtHandler)
1499     {
1500         // When dropping down the menu, a kill focus event
1501         // happens after this point, so we can't reset the flag yet.
1502 #if !defined(__WXGTK20__)
1503         evtHandler->SetInSetFocus(false);
1504 #endif
1505     }
1506 }
1507
1508 bool wxGridCellChoiceEditor::EndEdit(int row, int col,
1509                                      wxGrid* grid)
1510 {
1511     wxString value = Combo()->GetValue();
1512     if ( value == m_startValue )
1513         return false;
1514
1515     grid->GetTable()->SetValue(row, col, value);
1516
1517     return true;
1518 }
1519
1520 void wxGridCellChoiceEditor::Reset()
1521 {
1522     Combo()->SetValue(m_startValue);
1523     Combo()->SetInsertionPointEnd();
1524 }
1525
1526 void wxGridCellChoiceEditor::SetParameters(const wxString& params)
1527 {
1528     if ( !params )
1529     {
1530         // what can we do?
1531         return;
1532     }
1533
1534     m_choices.Empty();
1535
1536     wxStringTokenizer tk(params, _T(','));
1537     while ( tk.HasMoreTokens() )
1538     {
1539         m_choices.Add(tk.GetNextToken());
1540     }
1541 }
1542
1543 // return the value in the text control
1544 wxString wxGridCellChoiceEditor::GetValue() const
1545 {
1546   return Combo()->GetValue();
1547 }
1548
1549 #endif // wxUSE_COMBOBOX
1550
1551 // ----------------------------------------------------------------------------
1552 // wxGridCellEditorEvtHandler
1553 // ----------------------------------------------------------------------------
1554
1555 void wxGridCellEditorEvtHandler::OnKillFocus(wxFocusEvent& event)
1556 {
1557     // Don't disable the cell if we're just starting to edit it
1558     if (m_inSetFocus)
1559         return;
1560
1561     // accept changes
1562     m_grid->DisableCellEditControl();
1563
1564     event.Skip();
1565 }
1566
1567 void wxGridCellEditorEvtHandler::OnKeyDown(wxKeyEvent& event)
1568 {
1569     switch ( event.GetKeyCode() )
1570     {
1571         case WXK_ESCAPE:
1572             m_editor->Reset();
1573             m_grid->DisableCellEditControl();
1574             break;
1575
1576         case WXK_TAB:
1577             m_grid->GetEventHandler()->ProcessEvent( event );
1578             break;
1579
1580         case WXK_RETURN:
1581         case WXK_NUMPAD_ENTER:
1582             if (!m_grid->GetEventHandler()->ProcessEvent(event))
1583                 m_editor->HandleReturn(event);
1584             break;
1585
1586         default:
1587             event.Skip();
1588             break;
1589     }
1590 }
1591
1592 void wxGridCellEditorEvtHandler::OnChar(wxKeyEvent& event)
1593 {
1594     int row = m_grid->GetGridCursorRow();
1595     int col = m_grid->GetGridCursorCol();
1596     wxRect rect = m_grid->CellToRect( row, col );
1597     int cw, ch;
1598     m_grid->GetGridWindow()->GetClientSize( &cw, &ch );
1599
1600     // if cell width is smaller than grid client area, cell is wholly visible
1601     bool wholeCellVisible = (rect.GetWidth() < cw);
1602
1603     switch ( event.GetKeyCode() )
1604     {
1605         case WXK_ESCAPE:
1606         case WXK_TAB:
1607         case WXK_RETURN:
1608         case WXK_NUMPAD_ENTER:
1609             break;
1610
1611         case WXK_HOME:
1612         {
1613             if ( wholeCellVisible )
1614             {
1615                 // no special processing needed...
1616                 event.Skip();
1617                 break;
1618             }
1619
1620             // do special processing for partly visible cell...
1621
1622             // get the widths of all cells previous to this one
1623             int colXPos = 0;
1624             for ( int i = 0; i < col; i++ )
1625             {
1626                 colXPos += m_grid->GetColSize(i);
1627             }
1628
1629             int xUnit = 1, yUnit = 1;
1630             m_grid->GetScrollPixelsPerUnit(&xUnit, &yUnit);
1631             if (col != 0)
1632             {
1633                 m_grid->Scroll(colXPos / xUnit - 1, m_grid->GetScrollPos(wxVERTICAL));
1634             }
1635             else
1636             {
1637                 m_grid->Scroll(colXPos / xUnit, m_grid->GetScrollPos(wxVERTICAL));
1638             }
1639             event.Skip();
1640             break;
1641         }
1642         case WXK_END:
1643         {
1644             if ( wholeCellVisible )
1645             {
1646                 // no special processing needed...
1647                 event.Skip();
1648                 break;
1649             }
1650
1651             // do special processing for partly visible cell...
1652
1653             int textWidth = 0;
1654             wxString value = m_grid->GetCellValue(row, col);
1655             if ( wxEmptyString != value )
1656             {
1657                 // get width of cell CONTENTS (text)
1658                 int y;
1659                 wxFont font = m_grid->GetCellFont(row, col);
1660                 m_grid->GetTextExtent(value, &textWidth, &y, NULL, NULL, &font);
1661
1662                 // try to RIGHT align the text by scrolling
1663                 int client_right = m_grid->GetGridWindow()->GetClientSize().GetWidth();
1664
1665                 // (m_grid->GetScrollLineX()*2) is a factor for not scrolling to far,
1666                 // otherwise the last part of the cell content might be hidden below the scroll bar
1667                 // FIXME: maybe there is a more suitable correction?
1668                 textWidth -= (client_right - (m_grid->GetScrollLineX() * 2));
1669                 if ( textWidth < 0 )
1670                 {
1671                     textWidth = 0;
1672                 }
1673             }
1674
1675             // get the widths of all cells previous to this one
1676             int colXPos = 0;
1677             for ( int i = 0; i < col; i++ )
1678             {
1679                 colXPos += m_grid->GetColSize(i);
1680             }
1681
1682             // and add the (modified) text width of the cell contents
1683             // as we'd like to see the last part of the cell contents
1684             colXPos += textWidth;
1685
1686             int xUnit = 1, yUnit = 1;
1687             m_grid->GetScrollPixelsPerUnit(&xUnit, &yUnit);
1688             m_grid->Scroll(colXPos/xUnit-1, m_grid->GetScrollPos(wxVERTICAL));
1689             event.Skip();
1690             break;
1691         }
1692
1693         default:
1694             event.Skip();
1695     }
1696 }
1697
1698 // ----------------------------------------------------------------------------
1699 // wxGridCellWorker is an (almost) empty common base class for
1700 // wxGridCellRenderer and wxGridCellEditor managing ref counting
1701 // ----------------------------------------------------------------------------
1702
1703 void wxGridCellWorker::SetParameters(const wxString& WXUNUSED(params))
1704 {
1705     // nothing to do
1706 }
1707
1708 wxGridCellWorker::~wxGridCellWorker()
1709 {
1710 }
1711
1712 // ============================================================================
1713 // renderer classes
1714 // ============================================================================
1715
1716 // ----------------------------------------------------------------------------
1717 // wxGridCellRenderer
1718 // ----------------------------------------------------------------------------
1719
1720 void wxGridCellRenderer::Draw(wxGrid& grid,
1721                               wxGridCellAttr& attr,
1722                               wxDC& dc,
1723                               const wxRect& rect,
1724                               int WXUNUSED(row), int WXUNUSED(col),
1725                               bool isSelected)
1726 {
1727     dc.SetBackgroundMode( wxSOLID );
1728
1729     // grey out fields if the grid is disabled
1730     if ( grid.IsEnabled() )
1731     {
1732         if ( isSelected )
1733         {
1734             dc.SetBrush( wxBrush(grid.GetSelectionBackground(), wxSOLID) );
1735         }
1736         else
1737         {
1738             dc.SetBrush( wxBrush(attr.GetBackgroundColour(), wxSOLID) );
1739         }
1740     }
1741     else
1742     {
1743         dc.SetBrush(wxBrush(wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE), wxSOLID));
1744     }
1745
1746     dc.SetPen( *wxTRANSPARENT_PEN );
1747     dc.DrawRectangle(rect);
1748 }
1749
1750 // ----------------------------------------------------------------------------
1751 // wxGridCellStringRenderer
1752 // ----------------------------------------------------------------------------
1753
1754 void wxGridCellStringRenderer::SetTextColoursAndFont(const wxGrid& grid,
1755                                                      const wxGridCellAttr& attr,
1756                                                      wxDC& dc,
1757                                                      bool isSelected)
1758 {
1759     dc.SetBackgroundMode( wxTRANSPARENT );
1760
1761     // TODO some special colours for attr.IsReadOnly() case?
1762
1763     // different coloured text when the grid is disabled
1764     if ( grid.IsEnabled() )
1765     {
1766       if ( isSelected )
1767       {
1768           dc.SetTextBackground( grid.GetSelectionBackground() );
1769           dc.SetTextForeground( grid.GetSelectionForeground() );
1770       }
1771       else
1772       {
1773           dc.SetTextBackground( attr.GetBackgroundColour() );
1774           dc.SetTextForeground( attr.GetTextColour() );
1775       }
1776     }
1777     else
1778     {
1779       dc.SetTextBackground(wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE));
1780       dc.SetTextForeground(wxSystemSettings::GetColour(wxSYS_COLOUR_GRAYTEXT));
1781     }
1782
1783     dc.SetFont( attr.GetFont() );
1784 }
1785
1786 wxSize wxGridCellStringRenderer::DoGetBestSize(const wxGridCellAttr& attr,
1787                                                wxDC& dc,
1788                                                const wxString& text)
1789 {
1790     wxCoord x = 0, y = 0, max_x = 0;
1791     dc.SetFont(attr.GetFont());
1792     wxStringTokenizer tk(text, _T('\n'));
1793     while ( tk.HasMoreTokens() )
1794     {
1795         dc.GetTextExtent(tk.GetNextToken(), &x, &y);
1796         max_x = wxMax(max_x, x);
1797     }
1798
1799     y *= 1 + text.Freq(wxT('\n')); // multiply by the number of lines.
1800
1801     return wxSize(max_x, y);
1802 }
1803
1804 wxSize wxGridCellStringRenderer::GetBestSize(wxGrid& grid,
1805                                              wxGridCellAttr& attr,
1806                                              wxDC& dc,
1807                                              int row, int col)
1808 {
1809     return DoGetBestSize(attr, dc, grid.GetCellValue(row, col));
1810 }
1811
1812 void wxGridCellStringRenderer::Draw(wxGrid& grid,
1813                                     wxGridCellAttr& attr,
1814                                     wxDC& dc,
1815                                     const wxRect& rectCell,
1816                                     int row, int col,
1817                                     bool isSelected)
1818 {
1819     wxRect rect = rectCell;
1820     rect.Inflate(-1);
1821
1822     // erase only this cells background, overflow cells should have been erased
1823     wxGridCellRenderer::Draw(grid, attr, dc, rectCell, row, col, isSelected);
1824
1825     int hAlign, vAlign;
1826     attr.GetAlignment(&hAlign, &vAlign);
1827
1828     int overflowCols = 0;
1829
1830     if (attr.GetOverflow())
1831     {
1832         int cols = grid.GetNumberCols();
1833         int best_width = GetBestSize(grid,attr,dc,row,col).GetWidth();
1834         int cell_rows, cell_cols;
1835         attr.GetSize( &cell_rows, &cell_cols ); // shouldn't get here if <= 0
1836         if ((best_width > rectCell.width) && (col < cols) && grid.GetTable())
1837         {
1838             int i, c_cols, c_rows;
1839             for (i = col+cell_cols; i < cols; i++)
1840             {
1841                 bool is_empty = true;
1842                 for (int j=row; j < row + cell_rows; j++)
1843                 {
1844                     // check w/ anchor cell for multicell block
1845                     grid.GetCellSize(j, i, &c_rows, &c_cols);
1846                     if (c_rows > 0)
1847                         c_rows = 0;
1848                     if (!grid.GetTable()->IsEmptyCell(j + c_rows, i))
1849                     {
1850                         is_empty = false;
1851                         break;
1852                     }
1853                 }
1854
1855                 if (is_empty)
1856                     rect.width += grid.GetColSize(i);
1857                 else
1858                 {
1859                     i--;
1860                     break;
1861                 }
1862
1863                 if (rect.width >= best_width)
1864                     break;
1865             }
1866
1867             overflowCols = i - col - cell_cols + 1;
1868             if (overflowCols >= cols)
1869                 overflowCols = cols - 1;
1870         }
1871
1872         if (overflowCols > 0) // redraw overflow cells w/ proper hilight
1873         {
1874             hAlign = wxALIGN_LEFT; // if oveflowed then it's left aligned
1875             wxRect clip = rect;
1876             clip.x += rectCell.width;
1877             // draw each overflow cell individually
1878             int col_end = col+cell_cols + overflowCols;
1879             if (col_end >= grid.GetNumberCols())
1880                 col_end = grid.GetNumberCols() - 1;
1881             for (int i = col+cell_cols; i <= col_end; i++)
1882             {
1883                 clip.width = grid.GetColSize(i) - 1;
1884                 dc.DestroyClippingRegion();
1885                 dc.SetClippingRegion(clip);
1886
1887                 SetTextColoursAndFont(grid, attr, dc,
1888                         grid.IsInSelection(row,i));
1889
1890                 grid.DrawTextRectangle(dc, grid.GetCellValue(row, col),
1891                         rect, hAlign, vAlign);
1892                 clip.x += grid.GetColSize(i) - 1;
1893             }
1894
1895             rect = rectCell;
1896             rect.Inflate(-1);
1897             rect.width++;
1898             dc.DestroyClippingRegion();
1899         }
1900     }
1901
1902     // now we only have to draw the text
1903     SetTextColoursAndFont(grid, attr, dc, isSelected);
1904
1905     grid.DrawTextRectangle(dc, grid.GetCellValue(row, col),
1906                            rect, hAlign, vAlign);
1907 }
1908
1909 // ----------------------------------------------------------------------------
1910 // wxGridCellNumberRenderer
1911 // ----------------------------------------------------------------------------
1912
1913 wxString wxGridCellNumberRenderer::GetString(const wxGrid& grid, int row, int col)
1914 {
1915     wxGridTableBase *table = grid.GetTable();
1916     wxString text;
1917     if ( table->CanGetValueAs(row, col, wxGRID_VALUE_NUMBER) )
1918     {
1919         text.Printf(_T("%ld"), table->GetValueAsLong(row, col));
1920     }
1921     else
1922     {
1923         text = table->GetValue(row, col);
1924     }
1925
1926     return text;
1927 }
1928
1929 void wxGridCellNumberRenderer::Draw(wxGrid& grid,
1930                                     wxGridCellAttr& attr,
1931                                     wxDC& dc,
1932                                     const wxRect& rectCell,
1933                                     int row, int col,
1934                                     bool isSelected)
1935 {
1936     wxGridCellRenderer::Draw(grid, attr, dc, rectCell, row, col, isSelected);
1937
1938     SetTextColoursAndFont(grid, attr, dc, isSelected);
1939
1940     // draw the text right aligned by default
1941     int hAlign, vAlign;
1942     attr.GetAlignment(&hAlign, &vAlign);
1943     hAlign = wxALIGN_RIGHT;
1944
1945     wxRect rect = rectCell;
1946     rect.Inflate(-1);
1947
1948     grid.DrawTextRectangle(dc, GetString(grid, row, col), rect, hAlign, vAlign);
1949 }
1950
1951 wxSize wxGridCellNumberRenderer::GetBestSize(wxGrid& grid,
1952                                              wxGridCellAttr& attr,
1953                                              wxDC& dc,
1954                                              int row, int col)
1955 {
1956     return DoGetBestSize(attr, dc, GetString(grid, row, col));
1957 }
1958
1959 // ----------------------------------------------------------------------------
1960 // wxGridCellFloatRenderer
1961 // ----------------------------------------------------------------------------
1962
1963 wxGridCellFloatRenderer::wxGridCellFloatRenderer(int width, int precision)
1964 {
1965     SetWidth(width);
1966     SetPrecision(precision);
1967 }
1968
1969 wxGridCellRenderer *wxGridCellFloatRenderer::Clone() const
1970 {
1971     wxGridCellFloatRenderer *renderer = new wxGridCellFloatRenderer;
1972     renderer->m_width = m_width;
1973     renderer->m_precision = m_precision;
1974     renderer->m_format = m_format;
1975
1976     return renderer;
1977 }
1978
1979 wxString wxGridCellFloatRenderer::GetString(const wxGrid& grid, int row, int col)
1980 {
1981     wxGridTableBase *table = grid.GetTable();
1982
1983     bool hasDouble;
1984     double val;
1985     wxString text;
1986     if ( table->CanGetValueAs(row, col, wxGRID_VALUE_FLOAT) )
1987     {
1988         val = table->GetValueAsDouble(row, col);
1989         hasDouble = true;
1990     }
1991     else
1992     {
1993         text = table->GetValue(row, col);
1994         hasDouble = text.ToDouble(&val);
1995     }
1996
1997     if ( hasDouble )
1998     {
1999         if ( !m_format )
2000         {
2001             if ( m_width == -1 )
2002             {
2003                 if ( m_precision == -1 )
2004                 {
2005                     // default width/precision
2006                     m_format = _T("%f");
2007                 }
2008                 else
2009                 {
2010                     m_format.Printf(_T("%%.%df"), m_precision);
2011                 }
2012             }
2013             else if ( m_precision == -1 )
2014             {
2015                 // default precision
2016                 m_format.Printf(_T("%%%d.f"), m_width);
2017             }
2018             else
2019             {
2020                 m_format.Printf(_T("%%%d.%df"), m_width, m_precision);
2021             }
2022         }
2023
2024         text.Printf(m_format, val);
2025
2026     }
2027     //else: text already contains the string
2028
2029     return text;
2030 }
2031
2032 void wxGridCellFloatRenderer::Draw(wxGrid& grid,
2033                                    wxGridCellAttr& attr,
2034                                    wxDC& dc,
2035                                    const wxRect& rectCell,
2036                                    int row, int col,
2037                                    bool isSelected)
2038 {
2039     wxGridCellRenderer::Draw(grid, attr, dc, rectCell, row, col, isSelected);
2040
2041     SetTextColoursAndFont(grid, attr, dc, isSelected);
2042
2043     // draw the text right aligned by default
2044     int hAlign, vAlign;
2045     attr.GetAlignment(&hAlign, &vAlign);
2046     hAlign = wxALIGN_RIGHT;
2047
2048     wxRect rect = rectCell;
2049     rect.Inflate(-1);
2050
2051     grid.DrawTextRectangle(dc, GetString(grid, row, col), rect, hAlign, vAlign);
2052 }
2053
2054 wxSize wxGridCellFloatRenderer::GetBestSize(wxGrid& grid,
2055                                             wxGridCellAttr& attr,
2056                                             wxDC& dc,
2057                                             int row, int col)
2058 {
2059     return DoGetBestSize(attr, dc, GetString(grid, row, col));
2060 }
2061
2062 void wxGridCellFloatRenderer::SetParameters(const wxString& params)
2063 {
2064     if ( !params )
2065     {
2066         // reset to defaults
2067         SetWidth(-1);
2068         SetPrecision(-1);
2069     }
2070     else
2071     {
2072         wxString tmp = params.BeforeFirst(_T(','));
2073         if ( !tmp.empty() )
2074         {
2075             long width;
2076             if ( tmp.ToLong(&width) )
2077             {
2078                 SetWidth((int)width);
2079             }
2080             else
2081             {
2082                 wxLogDebug(_T("Invalid wxGridCellFloatRenderer width parameter string '%s ignored"), params.c_str());
2083             }
2084         }
2085
2086         tmp = params.AfterFirst(_T(','));
2087         if ( !tmp.empty() )
2088         {
2089             long precision;
2090             if ( tmp.ToLong(&precision) )
2091             {
2092                 SetPrecision((int)precision);
2093             }
2094             else
2095             {
2096                 wxLogDebug(_T("Invalid wxGridCellFloatRenderer precision parameter string '%s ignored"), params.c_str());
2097             }
2098         }
2099     }
2100 }
2101
2102 // ----------------------------------------------------------------------------
2103 // wxGridCellBoolRenderer
2104 // ----------------------------------------------------------------------------
2105
2106 wxSize wxGridCellBoolRenderer::ms_sizeCheckMark;
2107
2108 // FIXME these checkbox size calculations are really ugly...
2109
2110 // between checkmark and box
2111 static const wxCoord wxGRID_CHECKMARK_MARGIN = 2;
2112
2113 wxSize wxGridCellBoolRenderer::GetBestSize(wxGrid& grid,
2114                                            wxGridCellAttr& WXUNUSED(attr),
2115                                            wxDC& WXUNUSED(dc),
2116                                            int WXUNUSED(row),
2117                                            int WXUNUSED(col))
2118 {
2119     // compute it only once (no locks for MT safeness in GUI thread...)
2120     if ( !ms_sizeCheckMark.x )
2121     {
2122         // get checkbox size
2123         wxCheckBox *checkbox = new wxCheckBox(&grid, wxID_ANY, wxEmptyString);
2124         wxSize size = checkbox->GetBestSize();
2125         wxCoord checkSize = size.y + 2 * wxGRID_CHECKMARK_MARGIN;
2126
2127         // FIXME wxGTK::wxCheckBox::GetBestSize() gives "wrong" result
2128 #if defined(__WXGTK__) || defined(__WXMOTIF__)
2129         checkSize -= size.y / 2;
2130 #endif
2131
2132         delete checkbox;
2133
2134         ms_sizeCheckMark.x = ms_sizeCheckMark.y = checkSize;
2135     }
2136
2137     return ms_sizeCheckMark;
2138 }
2139
2140 void wxGridCellBoolRenderer::Draw(wxGrid& grid,
2141                                   wxGridCellAttr& attr,
2142                                   wxDC& dc,
2143                                   const wxRect& rect,
2144                                   int row, int col,
2145                                   bool isSelected)
2146 {
2147     wxGridCellRenderer::Draw(grid, attr, dc, rect, row, col, isSelected);
2148
2149     // draw a check mark in the centre (ignoring alignment - TODO)
2150     wxSize size = GetBestSize(grid, attr, dc, row, col);
2151
2152     // don't draw outside the cell
2153     wxCoord minSize = wxMin(rect.width, rect.height);
2154     if ( size.x >= minSize || size.y >= minSize )
2155     {
2156         // and even leave (at least) 1 pixel margin
2157         size.x = size.y = minSize - 2;
2158     }
2159
2160     // draw a border around checkmark
2161     int vAlign, hAlign;
2162     attr.GetAlignment(& hAlign, &vAlign);
2163
2164     wxRect rectBorder;
2165     if (hAlign == wxALIGN_CENTRE)
2166     {
2167         rectBorder.x = rect.x + rect.width / 2 - size.x / 2;
2168         rectBorder.y = rect.y + rect.height / 2 - size.y / 2;
2169         rectBorder.width = size.x;
2170         rectBorder.height = size.y;
2171     }
2172     else if (hAlign == wxALIGN_LEFT)
2173     {
2174         rectBorder.x = rect.x + 2;
2175         rectBorder.y = rect.y + rect.height / 2 - size.y / 2;
2176         rectBorder.width = size.x;
2177         rectBorder.height = size.y;
2178     }
2179     else if (hAlign == wxALIGN_RIGHT)
2180     {
2181         rectBorder.x = rect.x + rect.width - size.x - 2;
2182         rectBorder.y = rect.y + rect.height / 2 - size.y / 2;
2183         rectBorder.width = size.x;
2184         rectBorder.height = size.y;
2185     }
2186
2187     bool value;
2188     if ( grid.GetTable()->CanGetValueAs(row, col, wxGRID_VALUE_BOOL) )
2189         value = grid.GetTable()->GetValueAsBool(row, col);
2190     else
2191     {
2192         wxString cellval( grid.GetTable()->GetValue(row, col) );
2193         value = !( !cellval || (cellval == wxT("0")) );
2194     }
2195
2196     if ( value )
2197     {
2198         wxRect rectMark = rectBorder;
2199
2200 #ifdef __WXMSW__
2201         // MSW DrawCheckMark() is weird (and should probably be changed...)
2202         rectMark.Inflate(-wxGRID_CHECKMARK_MARGIN / 2);
2203         rectMark.x++;
2204         rectMark.y++;
2205 #else
2206         rectMark.Inflate(-wxGRID_CHECKMARK_MARGIN);
2207 #endif
2208
2209         dc.SetTextForeground(attr.GetTextColour());
2210         dc.DrawCheckMark(rectMark);
2211     }
2212
2213     dc.SetBrush(*wxTRANSPARENT_BRUSH);
2214     dc.SetPen(wxPen(attr.GetTextColour(), 1, wxSOLID));
2215     dc.DrawRectangle(rectBorder);
2216 }
2217
2218 // ----------------------------------------------------------------------------
2219 // wxGridCellAttr
2220 // ----------------------------------------------------------------------------
2221
2222 void wxGridCellAttr::Init(wxGridCellAttr *attrDefault)
2223 {
2224     m_nRef = 1;
2225
2226     m_isReadOnly = Unset;
2227
2228     m_renderer = NULL;
2229     m_editor = NULL;
2230
2231     m_attrkind = wxGridCellAttr::Cell;
2232
2233     m_sizeRows = m_sizeCols = 1;
2234     m_overflow = UnsetOverflow;
2235
2236     SetDefAttr(attrDefault);
2237 }
2238
2239 wxGridCellAttr *wxGridCellAttr::Clone() const
2240 {
2241     wxGridCellAttr *attr = new wxGridCellAttr(m_defGridAttr);
2242
2243     if ( HasTextColour() )
2244         attr->SetTextColour(GetTextColour());
2245     if ( HasBackgroundColour() )
2246         attr->SetBackgroundColour(GetBackgroundColour());
2247     if ( HasFont() )
2248         attr->SetFont(GetFont());
2249     if ( HasAlignment() )
2250         attr->SetAlignment(m_hAlign, m_vAlign);
2251
2252     attr->SetSize( m_sizeRows, m_sizeCols );
2253
2254     if ( m_renderer )
2255     {
2256         attr->SetRenderer(m_renderer);
2257         m_renderer->IncRef();
2258     }
2259     if ( m_editor )
2260     {
2261         attr->SetEditor(m_editor);
2262         m_editor->IncRef();
2263     }
2264
2265     if ( IsReadOnly() )
2266         attr->SetReadOnly();
2267
2268     attr->SetKind( m_attrkind );
2269
2270     return attr;
2271 }
2272
2273 void wxGridCellAttr::MergeWith(wxGridCellAttr *mergefrom)
2274 {
2275     if ( !HasTextColour() && mergefrom->HasTextColour() )
2276         SetTextColour(mergefrom->GetTextColour());
2277     if ( !HasBackgroundColour() && mergefrom->HasBackgroundColour() )
2278         SetBackgroundColour(mergefrom->GetBackgroundColour());
2279     if ( !HasFont() && mergefrom->HasFont() )
2280         SetFont(mergefrom->GetFont());
2281     if ( !HasAlignment() && mergefrom->HasAlignment() )
2282     {
2283         int hAlign, vAlign;
2284         mergefrom->GetAlignment( &hAlign, &vAlign);
2285         SetAlignment(hAlign, vAlign);
2286     }
2287     if ( !HasSize() && mergefrom->HasSize() )
2288         mergefrom->GetSize( &m_sizeRows, &m_sizeCols );
2289
2290     // Directly access member functions as GetRender/Editor don't just return
2291     // m_renderer/m_editor
2292     //
2293     // Maybe add support for merge of Render and Editor?
2294     if (!HasRenderer() && mergefrom->HasRenderer() )
2295     {
2296         m_renderer = mergefrom->m_renderer;
2297         m_renderer->IncRef();
2298     }
2299     if ( !HasEditor() && mergefrom->HasEditor() )
2300     {
2301         m_editor =  mergefrom->m_editor;
2302         m_editor->IncRef();
2303     }
2304     if ( !HasReadWriteMode() && mergefrom->HasReadWriteMode() )
2305         SetReadOnly(mergefrom->IsReadOnly());
2306
2307     if (!HasOverflowMode() && mergefrom->HasOverflowMode() )
2308         SetOverflow(mergefrom->GetOverflow());
2309
2310     SetDefAttr(mergefrom->m_defGridAttr);
2311 }
2312
2313 void wxGridCellAttr::SetSize(int num_rows, int num_cols)
2314 {
2315     // The size of a cell is normally 1,1
2316
2317     // If this cell is larger (2,2) then this is the top left cell
2318     // the other cells that will be covered (lower right cells) must be
2319     // set to negative or zero values such that
2320     // row + num_rows of the covered cell points to the larger cell (this cell)
2321     // same goes for the col + num_cols.
2322
2323     // Size of 0,0 is NOT valid, neither is <=0 and any positive value
2324
2325     wxASSERT_MSG( (!((num_rows > 0) && (num_cols <= 0)) ||
2326                   !((num_rows <= 0) && (num_cols > 0)) ||
2327                   !((num_rows == 0) && (num_cols == 0))),
2328                   wxT("wxGridCellAttr::SetSize only takes two postive values or negative/zero values"));
2329
2330     m_sizeRows = num_rows;
2331     m_sizeCols = num_cols;
2332 }
2333
2334 const wxColour& wxGridCellAttr::GetTextColour() const
2335 {
2336     if (HasTextColour())
2337     {
2338         return m_colText;
2339     }
2340     else if (m_defGridAttr && m_defGridAttr != this)
2341     {
2342         return m_defGridAttr->GetTextColour();
2343     }
2344     else
2345     {
2346         wxFAIL_MSG(wxT("Missing default cell attribute"));
2347         return wxNullColour;
2348     }
2349 }
2350
2351 const wxColour& wxGridCellAttr::GetBackgroundColour() const
2352 {
2353     if (HasBackgroundColour())
2354     {
2355         return m_colBack;
2356     }
2357     else if (m_defGridAttr && m_defGridAttr != this)
2358     {
2359         return m_defGridAttr->GetBackgroundColour();
2360     }
2361     else
2362     {
2363         wxFAIL_MSG(wxT("Missing default cell attribute"));
2364         return wxNullColour;
2365     }
2366 }
2367
2368 const wxFont& wxGridCellAttr::GetFont() const
2369 {
2370     if (HasFont())
2371     {
2372         return m_font;
2373     }
2374     else if (m_defGridAttr && m_defGridAttr != this)
2375     {
2376         return m_defGridAttr->GetFont();
2377     }
2378     else
2379     {
2380         wxFAIL_MSG(wxT("Missing default cell attribute"));
2381         return wxNullFont;
2382     }
2383 }
2384
2385 void wxGridCellAttr::GetAlignment(int *hAlign, int *vAlign) const
2386 {
2387     if (HasAlignment())
2388     {
2389         if ( hAlign )
2390             *hAlign = m_hAlign;
2391         if ( vAlign )
2392             *vAlign = m_vAlign;
2393     }
2394     else if (m_defGridAttr && m_defGridAttr != this)
2395         m_defGridAttr->GetAlignment(hAlign, vAlign);
2396     else
2397     {
2398         wxFAIL_MSG(wxT("Missing default cell attribute"));
2399     }
2400 }
2401
2402 void wxGridCellAttr::GetSize( int *num_rows, int *num_cols ) const
2403 {
2404     if ( num_rows )
2405         *num_rows = m_sizeRows;
2406     if ( num_cols )
2407         *num_cols = m_sizeCols;
2408 }
2409
2410 // GetRenderer and GetEditor use a slightly different decision path about
2411 // which attribute to use.  If a non-default attr object has one then it is
2412 // used, otherwise the default editor or renderer is fetched from the grid and
2413 // used.  It should be the default for the data type of the cell.  If it is
2414 // NULL (because the table has a type that the grid does not have in its
2415 // registry,) then the grid's default editor or renderer is used.
2416
2417 wxGridCellRenderer* wxGridCellAttr::GetRenderer(wxGrid* grid, int row, int col) const
2418 {
2419     wxGridCellRenderer *renderer;
2420
2421     if ( m_renderer && this != m_defGridAttr )
2422     {
2423         // use the cells renderer if it has one
2424         renderer = m_renderer;
2425         renderer->IncRef();
2426     }
2427     else // no non-default cell renderer
2428     {
2429         // get default renderer for the data type
2430         if ( grid )
2431         {
2432             // GetDefaultRendererForCell() will do IncRef() for us
2433             renderer = grid->GetDefaultRendererForCell(row, col);
2434         }
2435         else
2436         {
2437             renderer = NULL;
2438         }
2439
2440         if ( !renderer )
2441         {
2442             if (m_defGridAttr &&  this != m_defGridAttr )
2443             {
2444                 // if we still don't have one then use the grid default
2445                 // (no need for IncRef() here neither)
2446                 renderer = m_defGridAttr->GetRenderer(NULL, 0, 0);
2447             }
2448             else // default grid attr
2449             {
2450                 // use m_renderer which we had decided not to use initially
2451                 renderer = m_renderer;
2452                 if ( renderer )
2453                     renderer->IncRef();
2454             }
2455         }
2456     }
2457
2458     // we're supposed to always find something
2459     wxASSERT_MSG(renderer, wxT("Missing default cell renderer"));
2460
2461     return renderer;
2462 }
2463
2464 // same as above, except for s/renderer/editor/g
2465 wxGridCellEditor* wxGridCellAttr::GetEditor(wxGrid* grid, int row, int col) const
2466 {
2467     wxGridCellEditor *editor;
2468
2469     if ( m_editor && this != m_defGridAttr )
2470     {
2471         // use the cells editor if it has one
2472         editor = m_editor;
2473         editor->IncRef();
2474     }
2475     else // no non default cell editor
2476     {
2477         // get default editor for the data type
2478         if ( grid )
2479         {
2480             // GetDefaultEditorForCell() will do IncRef() for us
2481             editor = grid->GetDefaultEditorForCell(row, col);
2482         }
2483         else
2484         {
2485             editor = NULL;
2486         }
2487
2488         if ( !editor )
2489         {
2490             if ( m_defGridAttr && this != m_defGridAttr )
2491             {
2492                 // if we still don't have one then use the grid default
2493                 // (no need for IncRef() here neither)
2494                 editor = m_defGridAttr->GetEditor(NULL, 0, 0);
2495             }
2496             else // default grid attr
2497             {
2498                 // use m_editor which we had decided not to use initially
2499                 editor = m_editor;
2500                 if ( editor )
2501                     editor->IncRef();
2502             }
2503         }
2504     }
2505
2506     // we're supposed to always find something
2507     wxASSERT_MSG(editor, wxT("Missing default cell editor"));
2508
2509     return editor;
2510 }
2511
2512 // ----------------------------------------------------------------------------
2513 // wxGridCellAttrData
2514 // ----------------------------------------------------------------------------
2515
2516 void wxGridCellAttrData::SetAttr(wxGridCellAttr *attr, int row, int col)
2517 {
2518     int n = FindIndex(row, col);
2519     if ( n == wxNOT_FOUND )
2520     {
2521         // add the attribute
2522         m_attrs.Add(new wxGridCellWithAttr(row, col, attr));
2523     }
2524     else
2525     {
2526         // free the old attribute
2527         m_attrs[(size_t)n].attr->DecRef();
2528
2529         if ( attr )
2530         {
2531             // change the attribute
2532             m_attrs[(size_t)n].attr = attr;
2533         }
2534         else
2535         {
2536             // remove this attribute
2537             m_attrs.RemoveAt((size_t)n);
2538         }
2539     }
2540 }
2541
2542 wxGridCellAttr *wxGridCellAttrData::GetAttr(int row, int col) const
2543 {
2544     wxGridCellAttr *attr = (wxGridCellAttr *)NULL;
2545
2546     int n = FindIndex(row, col);
2547     if ( n != wxNOT_FOUND )
2548     {
2549         attr = m_attrs[(size_t)n].attr;
2550         attr->IncRef();
2551     }
2552
2553     return attr;
2554 }
2555
2556 void wxGridCellAttrData::UpdateAttrRows( size_t pos, int numRows )
2557 {
2558     size_t count = m_attrs.GetCount();
2559     for ( size_t n = 0; n < count; n++ )
2560     {
2561         wxGridCellCoords& coords = m_attrs[n].coords;
2562         wxCoord row = coords.GetRow();
2563         if ((size_t)row >= pos)
2564         {
2565             if (numRows > 0)
2566             {
2567                 // If rows inserted, include row counter where necessary
2568                 coords.SetRow(row + numRows);
2569             }
2570             else if (numRows < 0)
2571             {
2572                 // If rows deleted ...
2573                 if ((size_t)row >= pos - numRows)
2574                 {
2575                     // ...either decrement row counter (if row still exists)...
2576                     coords.SetRow(row + numRows);
2577                 }
2578                 else
2579                 {
2580                     // ...or remove the attribute
2581                     // No need to DecRef the attribute itself since this is
2582                     // done be wxGridCellWithAttr's destructor!
2583                     m_attrs.RemoveAt(n);
2584                     n--;
2585                     count--;
2586                 }
2587             }
2588         }
2589     }
2590 }
2591
2592 void wxGridCellAttrData::UpdateAttrCols( size_t pos, int numCols )
2593 {
2594     size_t count = m_attrs.GetCount();
2595     for ( size_t n = 0; n < count; n++ )
2596     {
2597         wxGridCellCoords& coords = m_attrs[n].coords;
2598         wxCoord col = coords.GetCol();
2599         if ( (size_t)col >= pos )
2600         {
2601             if ( numCols > 0 )
2602             {
2603                 // If rows inserted, include row counter where necessary
2604                 coords.SetCol(col + numCols);
2605             }
2606             else if (numCols < 0)
2607             {
2608                 // If rows deleted ...
2609                 if ((size_t)col >= pos - numCols)
2610                 {
2611                     // ...either decrement row counter (if row still exists)...
2612                     coords.SetCol(col + numCols);
2613                 }
2614                 else
2615                 {
2616                     // ...or remove the attribute
2617                     // No need to DecRef the attribute itself since this is
2618                     // done be wxGridCellWithAttr's destructor!
2619                     m_attrs.RemoveAt(n);
2620                     n--;
2621                     count--;
2622                 }
2623             }
2624         }
2625     }
2626 }
2627
2628 int wxGridCellAttrData::FindIndex(int row, int col) const
2629 {
2630     size_t count = m_attrs.GetCount();
2631     for ( size_t n = 0; n < count; n++ )
2632     {
2633         const wxGridCellCoords& coords = m_attrs[n].coords;
2634         if ( (coords.GetRow() == row) && (coords.GetCol() == col) )
2635         {
2636             return n;
2637         }
2638     }
2639
2640     return wxNOT_FOUND;
2641 }
2642
2643 // ----------------------------------------------------------------------------
2644 // wxGridRowOrColAttrData
2645 // ----------------------------------------------------------------------------
2646
2647 wxGridRowOrColAttrData::~wxGridRowOrColAttrData()
2648 {
2649     size_t count = m_attrs.Count();
2650     for ( size_t n = 0; n < count; n++ )
2651     {
2652         m_attrs[n]->DecRef();
2653     }
2654 }
2655
2656 wxGridCellAttr *wxGridRowOrColAttrData::GetAttr(int rowOrCol) const
2657 {
2658     wxGridCellAttr *attr = (wxGridCellAttr *)NULL;
2659
2660     int n = m_rowsOrCols.Index(rowOrCol);
2661     if ( n != wxNOT_FOUND )
2662     {
2663         attr = m_attrs[(size_t)n];
2664         attr->IncRef();
2665     }
2666
2667     return attr;
2668 }
2669
2670 void wxGridRowOrColAttrData::SetAttr(wxGridCellAttr *attr, int rowOrCol)
2671 {
2672     int i = m_rowsOrCols.Index(rowOrCol);
2673     if ( i == wxNOT_FOUND )
2674     {
2675         // add the attribute
2676         m_rowsOrCols.Add(rowOrCol);
2677         m_attrs.Add(attr);
2678     }
2679     else
2680     {
2681         size_t n = (size_t)i;
2682         if ( attr )
2683         {
2684             // change the attribute
2685             m_attrs[n]->DecRef();
2686             m_attrs[n] = attr;
2687         }
2688         else
2689         {
2690             // remove this attribute
2691             m_attrs[n]->DecRef();
2692             m_rowsOrCols.RemoveAt(n);
2693             m_attrs.RemoveAt(n);
2694         }
2695     }
2696 }
2697
2698 void wxGridRowOrColAttrData::UpdateAttrRowsOrCols( size_t pos, int numRowsOrCols )
2699 {
2700     size_t count = m_attrs.GetCount();
2701     for ( size_t n = 0; n < count; n++ )
2702     {
2703         int & rowOrCol = m_rowsOrCols[n];
2704         if ( (size_t)rowOrCol >= pos )
2705         {
2706             if ( numRowsOrCols > 0 )
2707             {
2708                 // If rows inserted, include row counter where necessary
2709                 rowOrCol += numRowsOrCols;
2710             }
2711             else if ( numRowsOrCols < 0)
2712             {
2713                 // If rows deleted, either decrement row counter (if row still exists)
2714                 if ((size_t)rowOrCol >= pos - numRowsOrCols)
2715                     rowOrCol += numRowsOrCols;
2716                 else
2717                 {
2718                     m_rowsOrCols.RemoveAt(n);
2719                     m_attrs[n]->DecRef();
2720                     m_attrs.RemoveAt(n);
2721                     n--;
2722                     count--;
2723                 }
2724             }
2725         }
2726     }
2727 }
2728
2729 // ----------------------------------------------------------------------------
2730 // wxGridCellAttrProvider
2731 // ----------------------------------------------------------------------------
2732
2733 wxGridCellAttrProvider::wxGridCellAttrProvider()
2734 {
2735     m_data = (wxGridCellAttrProviderData *)NULL;
2736 }
2737
2738 wxGridCellAttrProvider::~wxGridCellAttrProvider()
2739 {
2740     delete m_data;
2741 }
2742
2743 void wxGridCellAttrProvider::InitData()
2744 {
2745     m_data = new wxGridCellAttrProviderData;
2746 }
2747
2748 wxGridCellAttr *wxGridCellAttrProvider::GetAttr(int row, int col,
2749                                                 wxGridCellAttr::wxAttrKind  kind ) const
2750 {
2751     wxGridCellAttr *attr = (wxGridCellAttr *)NULL;
2752     if ( m_data )
2753     {
2754         switch (kind)
2755         {
2756             case (wxGridCellAttr::Any):
2757                 // Get cached merge attributes.
2758                 // Currently not used as no cache implemented as not mutable
2759                 // attr = m_data->m_mergeAttr.GetAttr(row, col);
2760                 if (!attr)
2761                 {
2762                     // Basically implement old version.
2763                     // Also check merge cache, so we don't have to re-merge every time..
2764                     wxGridCellAttr *attrcell = m_data->m_cellAttrs.GetAttr(row, col);
2765                     wxGridCellAttr *attrrow = m_data->m_rowAttrs.GetAttr(row);
2766                     wxGridCellAttr *attrcol = m_data->m_colAttrs.GetAttr(col);
2767
2768                     if ((attrcell != attrrow) && (attrrow != attrcol) && (attrcell != attrcol))
2769                     {
2770                         // Two or more are non NULL
2771                         attr = new wxGridCellAttr;
2772                         attr->SetKind(wxGridCellAttr::Merged);
2773
2774                         // Order is important..
2775                         if (attrcell)
2776                         {
2777                             attr->MergeWith(attrcell);
2778                             attrcell->DecRef();
2779                         }
2780                         if (attrcol)
2781                         {
2782                             attr->MergeWith(attrcol);
2783                             attrcol->DecRef();
2784                         }
2785                         if (attrrow)
2786                         {
2787                             attr->MergeWith(attrrow);
2788                             attrrow->DecRef();
2789                         }
2790
2791                         // store merge attr if cache implemented
2792                         //attr->IncRef();
2793                         //m_data->m_mergeAttr.SetAttr(attr, row, col);
2794                     }
2795                     else
2796                     {
2797                         // one or none is non null return it or null.
2798                         if (attrrow)
2799                             attr = attrrow;
2800                         if (attrcol)
2801                         {
2802                             if (attr)
2803                                 attr->DecRef();
2804                             attr = attrcol;
2805                         }
2806                         if (attrcell)
2807                         {
2808                             if (attr)
2809                                 attr->DecRef();
2810                             attr = attrcell;
2811                         }
2812                     }
2813                 }
2814                 break;
2815
2816             case (wxGridCellAttr::Cell):
2817                 attr = m_data->m_cellAttrs.GetAttr(row, col);
2818                 break;
2819
2820             case (wxGridCellAttr::Col):
2821                 attr = m_data->m_colAttrs.GetAttr(col);
2822                 break;
2823
2824             case (wxGridCellAttr::Row):
2825                 attr = m_data->m_rowAttrs.GetAttr(row);
2826                 break;
2827
2828             default:
2829                 // unused as yet...
2830                 // (wxGridCellAttr::Default):
2831                 // (wxGridCellAttr::Merged):
2832                 break;
2833         }
2834     }
2835
2836     return attr;
2837 }
2838
2839 void wxGridCellAttrProvider::SetAttr(wxGridCellAttr *attr,
2840                                      int row, int col)
2841 {
2842     if ( !m_data )
2843         InitData();
2844
2845     m_data->m_cellAttrs.SetAttr(attr, row, col);
2846 }
2847
2848 void wxGridCellAttrProvider::SetRowAttr(wxGridCellAttr *attr, int row)
2849 {
2850     if ( !m_data )
2851         InitData();
2852
2853     m_data->m_rowAttrs.SetAttr(attr, row);
2854 }
2855
2856 void wxGridCellAttrProvider::SetColAttr(wxGridCellAttr *attr, int col)
2857 {
2858     if ( !m_data )
2859         InitData();
2860
2861     m_data->m_colAttrs.SetAttr(attr, col);
2862 }
2863
2864 void wxGridCellAttrProvider::UpdateAttrRows( size_t pos, int numRows )
2865 {
2866     if ( m_data )
2867     {
2868         m_data->m_cellAttrs.UpdateAttrRows( pos, numRows );
2869
2870         m_data->m_rowAttrs.UpdateAttrRowsOrCols( pos, numRows );
2871     }
2872 }
2873
2874 void wxGridCellAttrProvider::UpdateAttrCols( size_t pos, int numCols )
2875 {
2876     if ( m_data )
2877     {
2878         m_data->m_cellAttrs.UpdateAttrCols( pos, numCols );
2879
2880         m_data->m_colAttrs.UpdateAttrRowsOrCols( pos, numCols );
2881     }
2882 }
2883
2884 // ----------------------------------------------------------------------------
2885 // wxGridTypeRegistry
2886 // ----------------------------------------------------------------------------
2887
2888 wxGridTypeRegistry::~wxGridTypeRegistry()
2889 {
2890     size_t count = m_typeinfo.Count();
2891     for ( size_t i = 0; i < count; i++ )
2892         delete m_typeinfo[i];
2893 }
2894
2895 void wxGridTypeRegistry::RegisterDataType(const wxString& typeName,
2896                                           wxGridCellRenderer* renderer,
2897                                           wxGridCellEditor* editor)
2898 {
2899     wxGridDataTypeInfo* info = new wxGridDataTypeInfo(typeName, renderer, editor);
2900
2901     // is it already registered?
2902     int loc = FindRegisteredDataType(typeName);
2903     if ( loc != wxNOT_FOUND )
2904     {
2905         delete m_typeinfo[loc];
2906         m_typeinfo[loc] = info;
2907     }
2908     else
2909     {
2910         m_typeinfo.Add(info);
2911     }
2912 }
2913
2914 int wxGridTypeRegistry::FindRegisteredDataType(const wxString& typeName)
2915 {
2916     size_t count = m_typeinfo.GetCount();
2917     for ( size_t i = 0; i < count; i++ )
2918     {
2919         if ( typeName == m_typeinfo[i]->m_typeName )
2920         {
2921             return i;
2922         }
2923     }
2924
2925     return wxNOT_FOUND;
2926 }
2927
2928 int wxGridTypeRegistry::FindDataType(const wxString& typeName)
2929 {
2930     int index = FindRegisteredDataType(typeName);
2931     if ( index == wxNOT_FOUND )
2932     {
2933         // check whether this is one of the standard ones, in which case
2934         // register it "on the fly"
2935 #if wxUSE_TEXTCTRL
2936         if ( typeName == wxGRID_VALUE_STRING )
2937         {
2938             RegisterDataType(wxGRID_VALUE_STRING,
2939                              new wxGridCellStringRenderer,
2940                              new wxGridCellTextEditor);
2941         }
2942         else
2943 #endif // wxUSE_TEXTCTRL
2944 #if wxUSE_CHECKBOX
2945         if ( typeName == wxGRID_VALUE_BOOL )
2946         {
2947             RegisterDataType(wxGRID_VALUE_BOOL,
2948                              new wxGridCellBoolRenderer,
2949                              new wxGridCellBoolEditor);
2950         }
2951         else
2952 #endif // wxUSE_CHECKBOX
2953 #if wxUSE_TEXTCTRL
2954         if ( typeName == wxGRID_VALUE_NUMBER )
2955         {
2956             RegisterDataType(wxGRID_VALUE_NUMBER,
2957                              new wxGridCellNumberRenderer,
2958                              new wxGridCellNumberEditor);
2959         }
2960         else if ( typeName == wxGRID_VALUE_FLOAT )
2961         {
2962             RegisterDataType(wxGRID_VALUE_FLOAT,
2963                              new wxGridCellFloatRenderer,
2964                              new wxGridCellFloatEditor);
2965         }
2966         else
2967 #endif // wxUSE_TEXTCTRL
2968 #if wxUSE_COMBOBOX
2969         if ( typeName == wxGRID_VALUE_CHOICE )
2970         {
2971             RegisterDataType(wxGRID_VALUE_CHOICE,
2972                              new wxGridCellStringRenderer,
2973                              new wxGridCellChoiceEditor);
2974         }
2975         else
2976 #endif // wxUSE_COMBOBOX
2977         {
2978             return wxNOT_FOUND;
2979         }
2980
2981         // we get here only if just added the entry for this type, so return
2982         // the last index
2983         index = m_typeinfo.GetCount() - 1;
2984     }
2985
2986     return index;
2987 }
2988
2989 int wxGridTypeRegistry::FindOrCloneDataType(const wxString& typeName)
2990 {
2991     int index = FindDataType(typeName);
2992     if ( index == wxNOT_FOUND )
2993     {
2994         // the first part of the typename is the "real" type, anything after ':'
2995         // are the parameters for the renderer
2996         index = FindDataType(typeName.BeforeFirst(_T(':')));
2997         if ( index == wxNOT_FOUND )
2998         {
2999             return wxNOT_FOUND;
3000         }
3001
3002         wxGridCellRenderer *renderer = GetRenderer(index);
3003         wxGridCellRenderer *rendererOld = renderer;
3004         renderer = renderer->Clone();
3005         rendererOld->DecRef();
3006
3007         wxGridCellEditor *editor = GetEditor(index);
3008         wxGridCellEditor *editorOld = editor;
3009         editor = editor->Clone();
3010         editorOld->DecRef();
3011
3012         // do it even if there are no parameters to reset them to defaults
3013         wxString params = typeName.AfterFirst(_T(':'));
3014         renderer->SetParameters(params);
3015         editor->SetParameters(params);
3016
3017         // register the new typename
3018         RegisterDataType(typeName, renderer, editor);
3019
3020         // we just registered it, it's the last one
3021         index = m_typeinfo.GetCount() - 1;
3022     }
3023
3024     return index;
3025 }
3026
3027 wxGridCellRenderer* wxGridTypeRegistry::GetRenderer(int index)
3028 {
3029     wxGridCellRenderer* renderer = m_typeinfo[index]->m_renderer;
3030     if (renderer)
3031         renderer->IncRef();
3032
3033     return renderer;
3034 }
3035
3036 wxGridCellEditor* wxGridTypeRegistry::GetEditor(int index)
3037 {
3038     wxGridCellEditor* editor = m_typeinfo[index]->m_editor;
3039     if (editor)
3040         editor->IncRef();
3041
3042     return editor;
3043 }
3044
3045 // ----------------------------------------------------------------------------
3046 // wxGridTableBase
3047 // ----------------------------------------------------------------------------
3048
3049 IMPLEMENT_ABSTRACT_CLASS( wxGridTableBase, wxObject )
3050
3051 wxGridTableBase::wxGridTableBase()
3052 {
3053     m_view = (wxGrid *) NULL;
3054     m_attrProvider = (wxGridCellAttrProvider *) NULL;
3055 }
3056
3057 wxGridTableBase::~wxGridTableBase()
3058 {
3059     delete m_attrProvider;
3060 }
3061
3062 void wxGridTableBase::SetAttrProvider(wxGridCellAttrProvider *attrProvider)
3063 {
3064     delete m_attrProvider;
3065     m_attrProvider = attrProvider;
3066 }
3067
3068 bool wxGridTableBase::CanHaveAttributes()
3069 {
3070     if ( ! GetAttrProvider() )
3071     {
3072         // use the default attr provider by default
3073         SetAttrProvider(new wxGridCellAttrProvider);
3074     }
3075
3076     return true;
3077 }
3078
3079 wxGridCellAttr *wxGridTableBase::GetAttr(int row, int col, wxGridCellAttr::wxAttrKind  kind)
3080 {
3081     if ( m_attrProvider )
3082         return m_attrProvider->GetAttr(row, col, kind);
3083     else
3084         return (wxGridCellAttr *)NULL;
3085 }
3086
3087 void wxGridTableBase::SetAttr(wxGridCellAttr* attr, int row, int col)
3088 {
3089     if ( m_attrProvider )
3090     {
3091         attr->SetKind(wxGridCellAttr::Cell);
3092         m_attrProvider->SetAttr(attr, row, col);
3093     }
3094     else
3095     {
3096         // as we take ownership of the pointer and don't store it, we must
3097         // free it now
3098         wxSafeDecRef(attr);
3099     }
3100 }
3101
3102 void wxGridTableBase::SetRowAttr(wxGridCellAttr *attr, int row)
3103 {
3104     if ( m_attrProvider )
3105     {
3106         attr->SetKind(wxGridCellAttr::Row);
3107         m_attrProvider->SetRowAttr(attr, row);
3108     }
3109     else
3110     {
3111         // as we take ownership of the pointer and don't store it, we must
3112         // free it now
3113         wxSafeDecRef(attr);
3114     }
3115 }
3116
3117 void wxGridTableBase::SetColAttr(wxGridCellAttr *attr, int col)
3118 {
3119     if ( m_attrProvider )
3120     {
3121         attr->SetKind(wxGridCellAttr::Col);
3122         m_attrProvider->SetColAttr(attr, col);
3123     }
3124     else
3125     {
3126         // as we take ownership of the pointer and don't store it, we must
3127         // free it now
3128         wxSafeDecRef(attr);
3129     }
3130 }
3131
3132 bool wxGridTableBase::InsertRows( size_t WXUNUSED(pos),
3133                                   size_t WXUNUSED(numRows) )
3134 {
3135     wxFAIL_MSG( wxT("Called grid table class function InsertRows\nbut your derived table class does not override this function") );
3136
3137     return false;
3138 }
3139
3140 bool wxGridTableBase::AppendRows( size_t WXUNUSED(numRows) )
3141 {
3142     wxFAIL_MSG( wxT("Called grid table class function AppendRows\nbut your derived table class does not override this function"));
3143
3144     return false;
3145 }
3146
3147 bool wxGridTableBase::DeleteRows( size_t WXUNUSED(pos),
3148                                   size_t WXUNUSED(numRows) )
3149 {
3150     wxFAIL_MSG( wxT("Called grid table class function DeleteRows\nbut your derived table class does not override this function"));
3151
3152     return false;
3153 }
3154
3155 bool wxGridTableBase::InsertCols( size_t WXUNUSED(pos),
3156                                   size_t WXUNUSED(numCols) )
3157 {
3158     wxFAIL_MSG( wxT("Called grid table class function InsertCols\nbut your derived table class does not override this function"));
3159
3160     return false;
3161 }
3162
3163 bool wxGridTableBase::AppendCols( size_t WXUNUSED(numCols) )
3164 {
3165     wxFAIL_MSG(wxT("Called grid table class function AppendCols\nbut your derived table class does not override this function"));
3166
3167     return false;
3168 }
3169
3170 bool wxGridTableBase::DeleteCols( size_t WXUNUSED(pos),
3171                                   size_t WXUNUSED(numCols) )
3172 {
3173     wxFAIL_MSG( wxT("Called grid table class function DeleteCols\nbut your derived table class does not override this function"));
3174
3175     return false;
3176 }
3177
3178 wxString wxGridTableBase::GetRowLabelValue( int row )
3179 {
3180     wxString s;
3181
3182     // RD: Starting the rows at zero confuses users,
3183     // no matter how much it makes sense to us geeks.
3184     s << row + 1;
3185
3186     return s;
3187 }
3188
3189 wxString wxGridTableBase::GetColLabelValue( int col )
3190 {
3191     // default col labels are:
3192     //   cols 0 to 25   : A-Z
3193     //   cols 26 to 675 : AA-ZZ
3194     //   etc.
3195
3196     wxString s;
3197     unsigned int i, n;
3198     for ( n = 1; ; n++ )
3199     {
3200         s += (wxChar) (_T('A') + (wxChar)(col % 26));
3201         col = col / 26 - 1;
3202         if ( col < 0 )
3203             break;
3204     }
3205
3206     // reverse the string...
3207     wxString s2;
3208     for ( i = 0;  i < n;  i++ )
3209     {
3210         s2 += s[n - i - 1];
3211     }
3212
3213     return s2;
3214 }
3215
3216 wxString wxGridTableBase::GetTypeName( int WXUNUSED(row), int WXUNUSED(col) )
3217 {
3218     return wxGRID_VALUE_STRING;
3219 }
3220
3221 bool wxGridTableBase::CanGetValueAs( int WXUNUSED(row), int WXUNUSED(col),
3222                                      const wxString& typeName )
3223 {
3224     return typeName == wxGRID_VALUE_STRING;
3225 }
3226
3227 bool wxGridTableBase::CanSetValueAs( int row, int col, const wxString& typeName )
3228 {
3229     return CanGetValueAs(row, col, typeName);
3230 }
3231
3232 long wxGridTableBase::GetValueAsLong( int WXUNUSED(row), int WXUNUSED(col) )
3233 {
3234     return 0;
3235 }
3236
3237 double wxGridTableBase::GetValueAsDouble( int WXUNUSED(row), int WXUNUSED(col) )
3238 {
3239     return 0.0;
3240 }
3241
3242 bool wxGridTableBase::GetValueAsBool( int WXUNUSED(row), int WXUNUSED(col) )
3243 {
3244     return false;
3245 }
3246
3247 void wxGridTableBase::SetValueAsLong( int WXUNUSED(row), int WXUNUSED(col),
3248                                       long WXUNUSED(value) )
3249 {
3250 }
3251
3252 void wxGridTableBase::SetValueAsDouble( int WXUNUSED(row), int WXUNUSED(col),
3253                                         double WXUNUSED(value) )
3254 {
3255 }
3256
3257 void wxGridTableBase::SetValueAsBool( int WXUNUSED(row), int WXUNUSED(col),
3258                                       bool WXUNUSED(value) )
3259 {
3260 }
3261
3262 void* wxGridTableBase::GetValueAsCustom( int WXUNUSED(row), int WXUNUSED(col),
3263                                          const wxString& WXUNUSED(typeName) )
3264 {
3265     return NULL;
3266 }
3267
3268 void  wxGridTableBase::SetValueAsCustom( int WXUNUSED(row), int WXUNUSED(col),
3269                                          const wxString& WXUNUSED(typeName),
3270                                          void* WXUNUSED(value) )
3271 {
3272 }
3273
3274 //////////////////////////////////////////////////////////////////////
3275 //
3276 // Message class for the grid table to send requests and notifications
3277 // to the grid view
3278 //
3279
3280 wxGridTableMessage::wxGridTableMessage()
3281 {
3282     m_table = (wxGridTableBase *) NULL;
3283     m_id = -1;
3284     m_comInt1 = -1;
3285     m_comInt2 = -1;
3286 }
3287
3288 wxGridTableMessage::wxGridTableMessage( wxGridTableBase *table, int id,
3289                                         int commandInt1, int commandInt2 )
3290 {
3291     m_table = table;
3292     m_id = id;
3293     m_comInt1 = commandInt1;
3294     m_comInt2 = commandInt2;
3295 }
3296
3297 //////////////////////////////////////////////////////////////////////
3298 //
3299 // A basic grid table for string data. An object of this class will
3300 // created by wxGrid if you don't specify an alternative table class.
3301 //
3302
3303 WX_DEFINE_OBJARRAY(wxGridStringArray)
3304
3305 IMPLEMENT_DYNAMIC_CLASS( wxGridStringTable, wxGridTableBase )
3306
3307 wxGridStringTable::wxGridStringTable()
3308         : wxGridTableBase()
3309 {
3310 }
3311
3312 wxGridStringTable::wxGridStringTable( int numRows, int numCols )
3313         : wxGridTableBase()
3314 {
3315     m_data.Alloc( numRows );
3316
3317     wxArrayString sa;
3318     sa.Alloc( numCols );
3319     sa.Add( wxEmptyString, numCols );
3320
3321     m_data.Add( sa, numRows );
3322 }
3323
3324 wxGridStringTable::~wxGridStringTable()
3325 {
3326 }
3327
3328 int wxGridStringTable::GetNumberRows()
3329 {
3330     return m_data.GetCount();
3331 }
3332
3333 int wxGridStringTable::GetNumberCols()
3334 {
3335     if ( m_data.GetCount() > 0 )
3336         return m_data[0].GetCount();
3337     else
3338         return 0;
3339 }
3340
3341 wxString wxGridStringTable::GetValue( int row, int col )
3342 {
3343     wxCHECK_MSG( (row < GetNumberRows()) && (col < GetNumberCols()),
3344                  wxEmptyString,
3345                  _T("invalid row or column index in wxGridStringTable") );
3346
3347     return m_data[row][col];
3348 }
3349
3350 void wxGridStringTable::SetValue( int row, int col, const wxString& value )
3351 {
3352     wxCHECK_RET( (row < GetNumberRows()) && (col < GetNumberCols()),
3353                  _T("invalid row or column index in wxGridStringTable") );
3354
3355     m_data[row][col] = value;
3356 }
3357
3358 bool wxGridStringTable::IsEmptyCell( int row, int col )
3359 {
3360     wxCHECK_MSG( (row < GetNumberRows()) && (col < GetNumberCols()),
3361                  true,
3362                   _T("invalid row or column index in wxGridStringTable") );
3363
3364     return (m_data[row][col] == wxEmptyString);
3365 }
3366
3367 void wxGridStringTable::Clear()
3368 {
3369     int row, col;
3370     int numRows, numCols;
3371
3372     numRows = m_data.GetCount();
3373     if ( numRows > 0 )
3374     {
3375         numCols = m_data[0].GetCount();
3376
3377         for ( row = 0;  row < numRows;  row++ )
3378         {
3379             for ( col = 0;  col < numCols;  col++ )
3380             {
3381                 m_data[row][col] = wxEmptyString;
3382             }
3383         }
3384     }
3385 }
3386
3387 bool wxGridStringTable::InsertRows( size_t pos, size_t numRows )
3388 {
3389     size_t curNumRows = m_data.GetCount();
3390     size_t curNumCols = ( curNumRows > 0 ? m_data[0].GetCount() :
3391                           ( GetView() ? GetView()->GetNumberCols() : 0 ) );
3392
3393     if ( pos >= curNumRows )
3394     {
3395         return AppendRows( numRows );
3396     }
3397
3398     wxArrayString sa;
3399     sa.Alloc( curNumCols );
3400     sa.Add( wxEmptyString, curNumCols );
3401     m_data.Insert( sa, pos, numRows );
3402
3403     if ( GetView() )
3404     {
3405         wxGridTableMessage msg( this,
3406                                 wxGRIDTABLE_NOTIFY_ROWS_INSERTED,
3407                                 pos,
3408                                 numRows );
3409
3410         GetView()->ProcessTableMessage( msg );
3411     }
3412
3413     return true;
3414 }
3415
3416 bool wxGridStringTable::AppendRows( size_t numRows )
3417 {
3418     size_t curNumRows = m_data.GetCount();
3419     size_t curNumCols = ( curNumRows > 0
3420                          ? m_data[0].GetCount()
3421                          : ( GetView() ? GetView()->GetNumberCols() : 0 ) );
3422
3423     wxArrayString sa;
3424     if ( curNumCols > 0 )
3425     {
3426         sa.Alloc( curNumCols );
3427         sa.Add( wxEmptyString, curNumCols );
3428     }
3429
3430     m_data.Add( sa, numRows );
3431
3432     if ( GetView() )
3433     {
3434         wxGridTableMessage msg( this,
3435                                 wxGRIDTABLE_NOTIFY_ROWS_APPENDED,
3436                                 numRows );
3437
3438         GetView()->ProcessTableMessage( msg );
3439     }
3440
3441     return true;
3442 }
3443
3444 bool wxGridStringTable::DeleteRows( size_t pos, size_t numRows )
3445 {
3446     size_t curNumRows = m_data.GetCount();
3447
3448     if ( pos >= curNumRows )
3449     {
3450         wxFAIL_MSG( wxString::Format
3451                     (
3452                         wxT("Called wxGridStringTable::DeleteRows(pos=%lu, N=%lu)\nPos value is invalid for present table with %lu rows"),
3453                         (unsigned long)pos,
3454                         (unsigned long)numRows,
3455                         (unsigned long)curNumRows
3456                     ) );
3457
3458         return false;
3459     }
3460
3461     if ( numRows > curNumRows - pos )
3462     {
3463         numRows = curNumRows - pos;
3464     }
3465
3466     if ( numRows >= curNumRows )
3467     {
3468         m_data.Clear();
3469     }
3470     else
3471     {
3472         m_data.RemoveAt( pos, numRows );
3473     }
3474
3475     if ( GetView() )
3476     {
3477         wxGridTableMessage msg( this,
3478                                 wxGRIDTABLE_NOTIFY_ROWS_DELETED,
3479                                 pos,
3480                                 numRows );
3481
3482         GetView()->ProcessTableMessage( msg );
3483     }
3484
3485     return true;
3486 }
3487
3488 bool wxGridStringTable::InsertCols( size_t pos, size_t numCols )
3489 {
3490     size_t row, col;
3491
3492     size_t curNumRows = m_data.GetCount();
3493     size_t curNumCols = ( curNumRows > 0
3494                          ? m_data[0].GetCount()
3495                          : ( GetView() ? GetView()->GetNumberCols() : 0 ) );
3496
3497     if ( pos >= curNumCols )
3498     {
3499         return AppendCols( numCols );
3500     }
3501
3502     for ( row = 0;  row < curNumRows;  row++ )
3503     {
3504         for ( col = pos;  col < pos + numCols;  col++ )
3505         {
3506             m_data[row].Insert( wxEmptyString, col );
3507         }
3508     }
3509
3510     if ( GetView() )
3511     {
3512         wxGridTableMessage msg( this,
3513                                 wxGRIDTABLE_NOTIFY_COLS_INSERTED,
3514                                 pos,
3515                                 numCols );
3516
3517         GetView()->ProcessTableMessage( msg );
3518     }
3519
3520     return true;
3521 }
3522
3523 bool wxGridStringTable::AppendCols( size_t numCols )
3524 {
3525     size_t row;
3526
3527     size_t curNumRows = m_data.GetCount();
3528
3529 #if 0
3530     if ( !curNumRows )
3531     {
3532         // TODO: something better than this ?
3533         //
3534         wxFAIL_MSG( wxT("Unable to append cols to a grid table with no rows.\nCall AppendRows() first") );
3535         return false;
3536     }
3537 #endif
3538
3539     for ( row = 0;  row < curNumRows;  row++ )
3540     {
3541         m_data[row].Add( wxEmptyString, numCols );
3542     }
3543
3544     if ( GetView() )
3545     {
3546         wxGridTableMessage msg( this,
3547                                 wxGRIDTABLE_NOTIFY_COLS_APPENDED,
3548                                 numCols );
3549
3550         GetView()->ProcessTableMessage( msg );
3551     }
3552
3553     return true;
3554 }
3555
3556 bool wxGridStringTable::DeleteCols( size_t pos, size_t numCols )
3557 {
3558     size_t row;
3559
3560     size_t curNumRows = m_data.GetCount();
3561     size_t curNumCols = ( curNumRows > 0 ? m_data[0].GetCount() :
3562                           ( GetView() ? GetView()->GetNumberCols() : 0 ) );
3563
3564     if ( pos >= curNumCols )
3565     {
3566         wxFAIL_MSG( wxString::Format
3567                     (
3568                         wxT("Called wxGridStringTable::DeleteCols(pos=%lu, N=%lu)\nPos value is invalid for present table with %lu cols"),
3569                         (unsigned long)pos,
3570                         (unsigned long)numCols,
3571                         (unsigned long)curNumCols
3572                     ) );
3573         return false;
3574     }
3575
3576     if ( numCols > curNumCols - pos )
3577     {
3578         numCols = curNumCols - pos;
3579     }
3580
3581     for ( row = 0;  row < curNumRows;  row++ )
3582     {
3583         if ( numCols >= curNumCols )
3584         {
3585             m_data[row].Clear();
3586         }
3587         else
3588         {
3589             m_data[row].RemoveAt( pos, numCols );
3590         }
3591     }
3592
3593     if ( GetView() )
3594     {
3595         wxGridTableMessage msg( this,
3596                                 wxGRIDTABLE_NOTIFY_COLS_DELETED,
3597                                 pos,
3598                                 numCols );
3599
3600         GetView()->ProcessTableMessage( msg );
3601     }
3602
3603     return true;
3604 }
3605
3606 wxString wxGridStringTable::GetRowLabelValue( int row )
3607 {
3608     if ( row > (int)(m_rowLabels.GetCount()) - 1 )
3609     {
3610         // using default label
3611         //
3612         return wxGridTableBase::GetRowLabelValue( row );
3613     }
3614     else
3615     {
3616         return m_rowLabels[row];
3617     }
3618 }
3619
3620 wxString wxGridStringTable::GetColLabelValue( int col )
3621 {
3622     if ( col > (int)(m_colLabels.GetCount()) - 1 )
3623     {
3624         // using default label
3625         //
3626         return wxGridTableBase::GetColLabelValue( col );
3627     }
3628     else
3629     {
3630         return m_colLabels[col];
3631     }
3632 }
3633
3634 void wxGridStringTable::SetRowLabelValue( int row, const wxString& value )
3635 {
3636     if ( row > (int)(m_rowLabels.GetCount()) - 1 )
3637     {
3638         int n = m_rowLabels.GetCount();
3639         int i;
3640
3641         for ( i = n;  i <= row;  i++ )
3642         {
3643             m_rowLabels.Add( wxGridTableBase::GetRowLabelValue(i) );
3644         }
3645     }
3646
3647     m_rowLabels[row] = value;
3648 }
3649
3650 void wxGridStringTable::SetColLabelValue( int col, const wxString& value )
3651 {
3652     if ( col > (int)(m_colLabels.GetCount()) - 1 )
3653     {
3654         int n = m_colLabels.GetCount();
3655         int i;
3656
3657         for ( i = n;  i <= col;  i++ )
3658         {
3659             m_colLabels.Add( wxGridTableBase::GetColLabelValue(i) );
3660         }
3661     }
3662
3663     m_colLabels[col] = value;
3664 }
3665
3666
3667 //////////////////////////////////////////////////////////////////////
3668 //////////////////////////////////////////////////////////////////////
3669
3670 IMPLEMENT_DYNAMIC_CLASS( wxGridRowLabelWindow, wxWindow )
3671
3672 BEGIN_EVENT_TABLE( wxGridRowLabelWindow, wxWindow )
3673     EVT_PAINT( wxGridRowLabelWindow::OnPaint )
3674     EVT_MOUSEWHEEL( wxGridRowLabelWindow::OnMouseWheel)
3675     EVT_MOUSE_EVENTS( wxGridRowLabelWindow::OnMouseEvent )
3676     EVT_KEY_DOWN( wxGridRowLabelWindow::OnKeyDown )
3677     EVT_KEY_UP( wxGridRowLabelWindow::OnKeyUp )
3678     EVT_CHAR ( wxGridRowLabelWindow::OnChar )
3679 END_EVENT_TABLE()
3680
3681 wxGridRowLabelWindow::wxGridRowLabelWindow( wxGrid *parent,
3682                                             wxWindowID id,
3683                                             const wxPoint &pos, const wxSize &size )
3684   : wxWindow( parent, id, pos, size, wxWANTS_CHARS|wxBORDER_NONE|wxFULL_REPAINT_ON_RESIZE )
3685 {
3686     m_owner = parent;
3687 }
3688
3689 void wxGridRowLabelWindow::OnPaint( wxPaintEvent& WXUNUSED(event) )
3690 {
3691     wxPaintDC dc(this);
3692
3693     // NO - don't do this because it will set both the x and y origin
3694     // coords to match the parent scrolled window and we just want to
3695     // set the y coord  - MB
3696     //
3697     // m_owner->PrepareDC( dc );
3698
3699     int x, y;
3700     m_owner->CalcUnscrolledPosition( 0, 0, &x, &y );
3701     dc.SetDeviceOrigin( 0, -y );
3702
3703     wxArrayInt rows = m_owner->CalcRowLabelsExposed( GetUpdateRegion() );
3704     m_owner->DrawRowLabels( dc , rows );
3705 }
3706
3707 void wxGridRowLabelWindow::OnMouseEvent( wxMouseEvent& event )
3708 {
3709     m_owner->ProcessRowLabelMouseEvent( event );
3710 }
3711
3712 void wxGridRowLabelWindow::OnMouseWheel( wxMouseEvent& event )
3713 {
3714     m_owner->GetEventHandler()->ProcessEvent(event);
3715 }
3716
3717 // This seems to be required for wxMotif otherwise the mouse
3718 // cursor must be in the cell edit control to get key events
3719 //
3720 void wxGridRowLabelWindow::OnKeyDown( wxKeyEvent& event )
3721 {
3722     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3723         event.Skip();
3724 }
3725
3726 void wxGridRowLabelWindow::OnKeyUp( wxKeyEvent& event )
3727 {
3728     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3729         event.Skip();
3730 }
3731
3732 void wxGridRowLabelWindow::OnChar( wxKeyEvent& event )
3733 {
3734     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3735         event.Skip();
3736 }
3737
3738 //////////////////////////////////////////////////////////////////////
3739
3740 IMPLEMENT_DYNAMIC_CLASS( wxGridColLabelWindow, wxWindow )
3741
3742 BEGIN_EVENT_TABLE( wxGridColLabelWindow, wxWindow )
3743     EVT_PAINT( wxGridColLabelWindow::OnPaint )
3744     EVT_MOUSEWHEEL( wxGridColLabelWindow::OnMouseWheel)
3745     EVT_MOUSE_EVENTS( wxGridColLabelWindow::OnMouseEvent )
3746     EVT_KEY_DOWN( wxGridColLabelWindow::OnKeyDown )
3747     EVT_KEY_UP( wxGridColLabelWindow::OnKeyUp )
3748     EVT_CHAR ( wxGridColLabelWindow::OnChar )
3749 END_EVENT_TABLE()
3750
3751 wxGridColLabelWindow::wxGridColLabelWindow( wxGrid *parent,
3752                                             wxWindowID id,
3753                                             const wxPoint &pos, const wxSize &size )
3754   : wxWindow( parent, id, pos, size, wxWANTS_CHARS|wxBORDER_NONE|wxFULL_REPAINT_ON_RESIZE )
3755 {
3756     m_owner = parent;
3757 }
3758
3759 void wxGridColLabelWindow::OnPaint( wxPaintEvent& WXUNUSED(event) )
3760 {
3761     wxPaintDC dc(this);
3762
3763     // NO - don't do this because it will set both the x and y origin
3764     // coords to match the parent scrolled window and we just want to
3765     // set the x coord  - MB
3766     //
3767     // m_owner->PrepareDC( dc );
3768
3769     int x, y;
3770     m_owner->CalcUnscrolledPosition( 0, 0, &x, &y );
3771     dc.SetDeviceOrigin( -x, 0 );
3772
3773     wxArrayInt cols = m_owner->CalcColLabelsExposed( GetUpdateRegion() );
3774     m_owner->DrawColLabels( dc , cols );
3775 }
3776
3777 void wxGridColLabelWindow::OnMouseEvent( wxMouseEvent& event )
3778 {
3779     m_owner->ProcessColLabelMouseEvent( event );
3780 }
3781
3782 void wxGridColLabelWindow::OnMouseWheel( wxMouseEvent& event )
3783 {
3784     m_owner->GetEventHandler()->ProcessEvent(event);
3785 }
3786
3787 // This seems to be required for wxMotif otherwise the mouse
3788 // cursor must be in the cell edit control to get key events
3789 //
3790 void wxGridColLabelWindow::OnKeyDown( wxKeyEvent& event )
3791 {
3792     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3793         event.Skip();
3794 }
3795
3796 void wxGridColLabelWindow::OnKeyUp( wxKeyEvent& event )
3797 {
3798     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3799         event.Skip();
3800 }
3801
3802 void wxGridColLabelWindow::OnChar( wxKeyEvent& event )
3803 {
3804     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3805         event.Skip();
3806 }
3807
3808 //////////////////////////////////////////////////////////////////////
3809
3810 IMPLEMENT_DYNAMIC_CLASS( wxGridCornerLabelWindow, wxWindow )
3811
3812 BEGIN_EVENT_TABLE( wxGridCornerLabelWindow, wxWindow )
3813     EVT_MOUSEWHEEL( wxGridCornerLabelWindow::OnMouseWheel)
3814     EVT_MOUSE_EVENTS( wxGridCornerLabelWindow::OnMouseEvent )
3815     EVT_PAINT( wxGridCornerLabelWindow::OnPaint)
3816     EVT_KEY_DOWN( wxGridCornerLabelWindow::OnKeyDown )
3817     EVT_KEY_UP( wxGridCornerLabelWindow::OnKeyUp )
3818     EVT_CHAR ( wxGridCornerLabelWindow::OnChar )
3819 END_EVENT_TABLE()
3820
3821 wxGridCornerLabelWindow::wxGridCornerLabelWindow( wxGrid *parent,
3822                                                   wxWindowID id,
3823                                                   const wxPoint &pos, const wxSize &size )
3824   : wxWindow( parent, id, pos, size, wxWANTS_CHARS|wxBORDER_NONE|wxFULL_REPAINT_ON_RESIZE )
3825 {
3826     m_owner = parent;
3827 }
3828
3829 void wxGridCornerLabelWindow::OnPaint( wxPaintEvent& WXUNUSED(event) )
3830 {
3831     wxPaintDC dc(this);
3832
3833     int client_height = 0;
3834     int client_width = 0;
3835     GetClientSize( &client_width, &client_height );
3836
3837     // VZ: any reason for this ifdef? (FIXME)
3838 #ifdef __WXGTK__
3839     wxRect rect;
3840     rect.SetX( 1 );
3841     rect.SetY( 1 );
3842     rect.SetWidth( client_width - 2 );
3843     rect.SetHeight( client_height - 2 );
3844
3845     wxRendererNative::Get().DrawHeaderButton( this, dc, rect, 0 );
3846 #else // !__WXGTK__
3847     dc.SetPen( wxPen(wxSystemSettings::GetColour(wxSYS_COLOUR_3DDKSHADOW),1, wxSOLID) );
3848     dc.DrawLine( client_width-1, client_height-1, client_width-1, 0 );
3849     dc.DrawLine( client_width-1, client_height-1, 0, client_height-1 );
3850     dc.DrawLine( 0, 0, client_width, 0 );
3851     dc.DrawLine( 0, 0, 0, client_height );
3852
3853     dc.SetPen( *wxWHITE_PEN );
3854     dc.DrawLine( 1, 1, client_width-1, 1 );
3855     dc.DrawLine( 1, 1, 1, client_height-1 );
3856 #endif // __WXGTK__/!__WXGTK__
3857 }
3858
3859 void wxGridCornerLabelWindow::OnMouseEvent( wxMouseEvent& event )
3860 {
3861     m_owner->ProcessCornerLabelMouseEvent( event );
3862 }
3863
3864 void wxGridCornerLabelWindow::OnMouseWheel( wxMouseEvent& event )
3865 {
3866     m_owner->GetEventHandler()->ProcessEvent(event);
3867 }
3868
3869 // This seems to be required for wxMotif otherwise the mouse
3870 // cursor must be in the cell edit control to get key events
3871 //
3872 void wxGridCornerLabelWindow::OnKeyDown( wxKeyEvent& event )
3873 {
3874     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3875         event.Skip();
3876 }
3877
3878 void wxGridCornerLabelWindow::OnKeyUp( wxKeyEvent& event )
3879 {
3880     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3881         event.Skip();
3882 }
3883
3884 void wxGridCornerLabelWindow::OnChar( wxKeyEvent& event )
3885 {
3886     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3887         event.Skip();
3888 }
3889
3890 //////////////////////////////////////////////////////////////////////
3891
3892 IMPLEMENT_DYNAMIC_CLASS( wxGridWindow, wxWindow )
3893
3894 BEGIN_EVENT_TABLE( wxGridWindow, wxWindow )
3895     EVT_PAINT( wxGridWindow::OnPaint )
3896     EVT_MOUSEWHEEL( wxGridWindow::OnMouseWheel)
3897     EVT_MOUSE_EVENTS( wxGridWindow::OnMouseEvent )
3898     EVT_KEY_DOWN( wxGridWindow::OnKeyDown )
3899     EVT_KEY_UP( wxGridWindow::OnKeyUp )
3900     EVT_CHAR ( wxGridWindow::OnChar )
3901     EVT_SET_FOCUS( wxGridWindow::OnFocus )
3902     EVT_KILL_FOCUS( wxGridWindow::OnFocus )
3903     EVT_ERASE_BACKGROUND( wxGridWindow::OnEraseBackground )
3904 END_EVENT_TABLE()
3905
3906 wxGridWindow::wxGridWindow( wxGrid *parent,
3907                             wxGridRowLabelWindow *rowLblWin,
3908                             wxGridColLabelWindow *colLblWin,
3909                             wxWindowID id,
3910                             const wxPoint &pos,
3911                             const wxSize &size )
3912             : wxWindow( parent, id, pos, size, wxWANTS_CHARS | wxBORDER_NONE | wxCLIP_CHILDREN|wxFULL_REPAINT_ON_RESIZE,
3913                         wxT("grid window") )
3914 {
3915     m_owner = parent;
3916     m_rowLabelWin = rowLblWin;
3917     m_colLabelWin = colLblWin;
3918 }
3919
3920 void wxGridWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
3921 {
3922     wxPaintDC dc( this );
3923     m_owner->PrepareDC( dc );
3924     wxRegion reg = GetUpdateRegion();
3925     wxGridCellCoordsArray DirtyCells = m_owner->CalcCellsExposed( reg );
3926     m_owner->DrawGridCellArea( dc , DirtyCells);
3927
3928 #if WXGRID_DRAW_LINES
3929     m_owner->DrawAllGridLines( dc, reg );
3930 #endif
3931
3932     m_owner->DrawGridSpace( dc );
3933     m_owner->DrawHighlight( dc , DirtyCells );
3934 }
3935
3936 void wxGridWindow::ScrollWindow( int dx, int dy, const wxRect *rect )
3937 {
3938     wxWindow::ScrollWindow( dx, dy, rect );
3939     m_rowLabelWin->ScrollWindow( 0, dy, rect );
3940     m_colLabelWin->ScrollWindow( dx, 0, rect );
3941 }
3942
3943 void wxGridWindow::OnMouseEvent( wxMouseEvent& event )
3944 {
3945     if (event.ButtonDown(wxMOUSE_BTN_LEFT) && FindFocus() != this)
3946         SetFocus();
3947
3948     m_owner->ProcessGridCellMouseEvent( event );
3949 }
3950
3951 void wxGridWindow::OnMouseWheel( wxMouseEvent& event )
3952 {
3953     m_owner->GetEventHandler()->ProcessEvent(event);
3954 }
3955
3956 // This seems to be required for wxMotif/wxGTK otherwise the mouse
3957 // cursor must be in the cell edit control to get key events
3958 //
3959 void wxGridWindow::OnKeyDown( wxKeyEvent& event )
3960 {
3961     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3962         event.Skip();
3963 }
3964
3965 void wxGridWindow::OnKeyUp( wxKeyEvent& event )
3966 {
3967     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3968         event.Skip();
3969 }
3970
3971 void wxGridWindow::OnChar( wxKeyEvent& event )
3972 {
3973     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3974         event.Skip();
3975 }
3976
3977 void wxGridWindow::OnEraseBackground( wxEraseEvent& WXUNUSED(event) )
3978 {
3979 }
3980
3981 void wxGridWindow::OnFocus(wxFocusEvent& event)
3982 {
3983     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3984         event.Skip();
3985 }
3986
3987 //////////////////////////////////////////////////////////////////////
3988
3989 // Internal Helper function for computing row or column from some
3990 // (unscrolled) coordinate value, using either
3991 // m_defaultRowHeight/m_defaultColWidth or binary search on array
3992 // of m_rowBottoms/m_ColRights to speed up the search!
3993
3994 // Internal helper macros for simpler use of that function
3995
3996 static int CoordToRowOrCol(int coord, int defaultDist, int minDist,
3997                            const wxArrayInt& BorderArray, int nMax,
3998                            bool clipToMinMax);
3999
4000 #define internalXToCol(x) CoordToRowOrCol(x, m_defaultColWidth, \
4001                                           m_minAcceptableColWidth, \
4002                                           m_colRights, m_numCols, true)
4003 #define internalYToRow(y) CoordToRowOrCol(y, m_defaultRowHeight, \
4004                                           m_minAcceptableRowHeight, \
4005                                           m_rowBottoms, m_numRows, true)
4006 /////////////////////////////////////////////////////////////////////
4007
4008 #if wxUSE_EXTENDED_RTTI
4009 WX_DEFINE_FLAGS( wxGridStyle )
4010
4011 wxBEGIN_FLAGS( wxGridStyle )
4012     // new style border flags, we put them first to
4013     // use them for streaming out
4014     wxFLAGS_MEMBER(wxBORDER_SIMPLE)
4015     wxFLAGS_MEMBER(wxBORDER_SUNKEN)
4016     wxFLAGS_MEMBER(wxBORDER_DOUBLE)
4017     wxFLAGS_MEMBER(wxBORDER_RAISED)
4018     wxFLAGS_MEMBER(wxBORDER_STATIC)
4019     wxFLAGS_MEMBER(wxBORDER_NONE)
4020
4021     // old style border flags
4022     wxFLAGS_MEMBER(wxSIMPLE_BORDER)
4023     wxFLAGS_MEMBER(wxSUNKEN_BORDER)
4024     wxFLAGS_MEMBER(wxDOUBLE_BORDER)
4025     wxFLAGS_MEMBER(wxRAISED_BORDER)
4026     wxFLAGS_MEMBER(wxSTATIC_BORDER)
4027     wxFLAGS_MEMBER(wxBORDER)
4028
4029     // standard window styles
4030     wxFLAGS_MEMBER(wxTAB_TRAVERSAL)
4031     wxFLAGS_MEMBER(wxCLIP_CHILDREN)
4032     wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW)
4033     wxFLAGS_MEMBER(wxWANTS_CHARS)
4034     wxFLAGS_MEMBER(wxFULL_REPAINT_ON_RESIZE)
4035     wxFLAGS_MEMBER(wxALWAYS_SHOW_SB )
4036     wxFLAGS_MEMBER(wxVSCROLL)
4037     wxFLAGS_MEMBER(wxHSCROLL)
4038
4039 wxEND_FLAGS( wxGridStyle )
4040
4041 IMPLEMENT_DYNAMIC_CLASS_XTI(wxGrid, wxScrolledWindow,"wx/grid.h")
4042
4043 wxBEGIN_PROPERTIES_TABLE(wxGrid)
4044     wxHIDE_PROPERTY( Children )
4045     wxPROPERTY_FLAGS( WindowStyle , wxGridStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , EMPTY_MACROVALUE, 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style
4046 wxEND_PROPERTIES_TABLE()
4047
4048 wxBEGIN_HANDLERS_TABLE(wxGrid)
4049 wxEND_HANDLERS_TABLE()
4050
4051 wxCONSTRUCTOR_5( wxGrid , wxWindow* , Parent , wxWindowID , Id , wxPoint , Position , wxSize , Size , long , WindowStyle )
4052
4053 /*
4054  TODO : Expose more information of a list's layout etc. via appropriate objects (\81à la NotebookPageInfo)
4055 */
4056 #else
4057 IMPLEMENT_DYNAMIC_CLASS( wxGrid, wxScrolledWindow )
4058 #endif
4059
4060 BEGIN_EVENT_TABLE( wxGrid, wxScrolledWindow )
4061     EVT_PAINT( wxGrid::OnPaint )
4062     EVT_SIZE( wxGrid::OnSize )
4063     EVT_KEY_DOWN( wxGrid::OnKeyDown )
4064     EVT_KEY_UP( wxGrid::OnKeyUp )
4065     EVT_CHAR ( wxGrid::OnChar )
4066     EVT_ERASE_BACKGROUND( wxGrid::OnEraseBackground )
4067 END_EVENT_TABLE()
4068
4069 wxGrid::wxGrid()
4070 {
4071     // in order to make sure that a size event is not
4072     // trigerred in a unfinished state
4073     m_cornerLabelWin = NULL;
4074     m_rowLabelWin = NULL;
4075     m_colLabelWin = NULL;
4076     m_gridWin = NULL;
4077 }
4078
4079 wxGrid::wxGrid( wxWindow *parent,
4080                  wxWindowID id,
4081                  const wxPoint& pos,
4082                  const wxSize& size,
4083                  long style,
4084                  const wxString& name )
4085   : wxScrolledWindow( parent, id, pos, size, (style | wxWANTS_CHARS), name ),
4086     m_colMinWidths(GRID_HASH_SIZE),
4087     m_rowMinHeights(GRID_HASH_SIZE)
4088 {
4089     Create();
4090     SetBestFittingSize(size);
4091 }
4092
4093 bool wxGrid::Create(wxWindow *parent, wxWindowID id,
4094                           const wxPoint& pos, const wxSize& size,
4095                           long style, const wxString& name)
4096 {
4097     if (!wxScrolledWindow::Create(parent, id, pos, size,
4098                                   style | wxWANTS_CHARS , name))
4099         return false;
4100
4101     m_colMinWidths = wxLongToLongHashMap(GRID_HASH_SIZE);
4102     m_rowMinHeights = wxLongToLongHashMap(GRID_HASH_SIZE);
4103
4104     Create();
4105     SetBestFittingSize(size);
4106
4107     return true;
4108 }
4109
4110 wxGrid::~wxGrid()
4111 {
4112     // Must do this or ~wxScrollHelper will pop the wrong event handler
4113     SetTargetWindow(this);
4114     ClearAttrCache();
4115     wxSafeDecRef(m_defaultCellAttr);
4116
4117 #ifdef DEBUG_ATTR_CACHE
4118     size_t total = gs_nAttrCacheHits + gs_nAttrCacheMisses;
4119     wxPrintf(_T("wxGrid attribute cache statistics: "
4120                 "total: %u, hits: %u (%u%%)\n"),
4121              total, gs_nAttrCacheHits,
4122              total ? (gs_nAttrCacheHits*100) / total : 0);
4123 #endif
4124
4125     if (m_ownTable)
4126         delete m_table;
4127
4128     delete m_typeRegistry;
4129     delete m_selection;
4130 }
4131
4132 //
4133 // ----- internal init and update functions
4134 //
4135
4136 // NOTE: If using the default visual attributes works everywhere then this can
4137 // be removed as well as the #else cases below.
4138 #define _USE_VISATTR 0
4139
4140 #if _USE_VISATTR
4141 #include "wx/listbox.h"
4142 #endif
4143
4144 void wxGrid::Create()
4145 {
4146     m_created = false;    // set to true by CreateGrid
4147
4148     m_table        = (wxGridTableBase *) NULL;
4149     m_ownTable     = false;
4150
4151     m_cellEditCtrlEnabled = false;
4152
4153     m_defaultCellAttr = new wxGridCellAttr();
4154
4155     // Set default cell attributes
4156     m_defaultCellAttr->SetDefAttr(m_defaultCellAttr);
4157     m_defaultCellAttr->SetKind(wxGridCellAttr::Default);
4158     m_defaultCellAttr->SetFont(GetFont());
4159     m_defaultCellAttr->SetAlignment(wxALIGN_LEFT, wxALIGN_TOP);
4160     m_defaultCellAttr->SetRenderer(new wxGridCellStringRenderer);
4161     m_defaultCellAttr->SetEditor(new wxGridCellTextEditor);
4162
4163 #if _USE_VISATTR
4164     wxVisualAttributes gva = wxListBox::GetClassDefaultAttributes();
4165     wxVisualAttributes lva = wxPanel::GetClassDefaultAttributes();
4166
4167     m_defaultCellAttr->SetTextColour(gva.colFg);
4168     m_defaultCellAttr->SetBackgroundColour(gva.colBg);
4169
4170 #else
4171     m_defaultCellAttr->SetTextColour(
4172         wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT));
4173     m_defaultCellAttr->SetBackgroundColour(
4174         wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW));
4175 #endif
4176
4177     m_numRows = 0;
4178     m_numCols = 0;
4179     m_currentCellCoords = wxGridNoCellCoords;
4180
4181     m_rowLabelWidth = WXGRID_DEFAULT_ROW_LABEL_WIDTH;
4182     m_colLabelHeight = WXGRID_DEFAULT_COL_LABEL_HEIGHT;
4183
4184     // create the type registry
4185     m_typeRegistry = new wxGridTypeRegistry;
4186     m_selection = NULL;
4187
4188     // subwindow components that make up the wxGrid
4189     m_cornerLabelWin = new wxGridCornerLabelWindow( this,
4190                                                     wxID_ANY,
4191                                                     wxDefaultPosition,
4192                                                     wxDefaultSize );
4193
4194     m_rowLabelWin = new wxGridRowLabelWindow( this,
4195                                               wxID_ANY,
4196                                               wxDefaultPosition,
4197                                               wxDefaultSize );
4198
4199     m_colLabelWin = new wxGridColLabelWindow( this,
4200                                               wxID_ANY,
4201                                               wxDefaultPosition,
4202                                               wxDefaultSize );
4203
4204     m_gridWin = new wxGridWindow( this,
4205                                   m_rowLabelWin,
4206                                   m_colLabelWin,
4207                                   wxID_ANY,
4208                                   wxDefaultPosition,
4209                                   wxDefaultSize );
4210
4211     SetTargetWindow( m_gridWin );
4212
4213 #if _USE_VISATTR
4214     wxColour gfg = gva.colFg;
4215     wxColour gbg = gva.colBg;
4216     wxColour lfg = lva.colFg;
4217     wxColour lbg = lva.colBg;
4218 #else
4219     wxColour gfg = wxSystemSettings::GetColour( wxSYS_COLOUR_WINDOWTEXT );
4220     wxColour gbg = wxSystemSettings::GetColour( wxSYS_COLOUR_WINDOW );
4221     wxColour lfg = wxSystemSettings::GetColour( wxSYS_COLOUR_WINDOWTEXT );
4222     wxColour lbg = wxSystemSettings::GetColour( wxSYS_COLOUR_BTNFACE );
4223 #endif
4224
4225     m_cornerLabelWin->SetOwnForegroundColour(lfg);
4226     m_cornerLabelWin->SetOwnBackgroundColour(lbg);
4227     m_rowLabelWin->SetOwnForegroundColour(lfg);
4228     m_rowLabelWin->SetOwnBackgroundColour(lbg);
4229     m_colLabelWin->SetOwnForegroundColour(lfg);
4230     m_colLabelWin->SetOwnBackgroundColour(lbg);
4231
4232     m_gridWin->SetOwnForegroundColour(gfg);
4233     m_gridWin->SetOwnBackgroundColour(gbg);
4234
4235     Init();
4236 }
4237
4238 bool wxGrid::CreateGrid( int numRows, int numCols,
4239                          wxGrid::wxGridSelectionModes selmode )
4240 {
4241     wxCHECK_MSG( !m_created,
4242                  false,
4243                  wxT("wxGrid::CreateGrid or wxGrid::SetTable called more than once") );
4244
4245     m_numRows = numRows;
4246     m_numCols = numCols;
4247
4248     m_table = new wxGridStringTable( m_numRows, m_numCols );
4249     m_table->SetView( this );
4250     m_ownTable = true;
4251     m_selection = new wxGridSelection( this, selmode );
4252
4253     CalcDimensions();
4254
4255     m_created = true;
4256
4257     return m_created;
4258 }
4259
4260 void wxGrid::SetSelectionMode(wxGrid::wxGridSelectionModes selmode)
4261 {
4262     wxCHECK_RET( m_created,
4263                  wxT("Called wxGrid::SetSelectionMode() before calling CreateGrid()") );
4264
4265     m_selection->SetSelectionMode( selmode );
4266 }
4267
4268 wxGrid::wxGridSelectionModes wxGrid::GetSelectionMode() const
4269 {
4270     wxCHECK_MSG( m_created, wxGrid::wxGridSelectCells,
4271                  wxT("Called wxGrid::GetSelectionMode() before calling CreateGrid()") );
4272
4273     return m_selection->GetSelectionMode();
4274 }
4275
4276 bool wxGrid::SetTable( wxGridTableBase *table, bool takeOwnership,
4277                        wxGrid::wxGridSelectionModes selmode )
4278 {
4279     if ( m_created )
4280     {
4281         // stop all processing
4282         m_created = false;
4283
4284         if (m_ownTable)
4285         {
4286             wxGridTableBase *t=m_table;
4287             m_table=0;
4288             delete t;
4289         }
4290
4291         delete m_selection;
4292
4293         m_table = 0;
4294         m_selection = 0;
4295         m_numRows = 0;
4296         m_numCols = 0;
4297     }
4298
4299     if (table)
4300     {
4301         m_numRows = table->GetNumberRows();
4302         m_numCols = table->GetNumberCols();
4303
4304         m_table = table;
4305         m_table->SetView( this );
4306         m_ownTable = takeOwnership;
4307         m_selection = new wxGridSelection( this, selmode );
4308
4309         CalcDimensions();
4310
4311         m_created = true;
4312     }
4313
4314     return m_created;
4315 }
4316
4317 void wxGrid::Init()
4318 {
4319     m_rowLabelWidth  = WXGRID_DEFAULT_ROW_LABEL_WIDTH;
4320     m_colLabelHeight = WXGRID_DEFAULT_COL_LABEL_HEIGHT;
4321
4322     if ( m_rowLabelWin )
4323     {
4324         m_labelBackgroundColour = m_rowLabelWin->GetBackgroundColour();
4325     }
4326     else
4327     {
4328         m_labelBackgroundColour = wxColour( _T("WHITE") );
4329     }
4330
4331     m_labelTextColour = wxColour( _T("BLACK") );
4332
4333     // init attr cache
4334     m_attrCache.row = -1;
4335     m_attrCache.col = -1;
4336     m_attrCache.attr = NULL;
4337
4338     // TODO: something better than this ?
4339     //
4340     m_labelFont = this->GetFont();
4341     m_labelFont.SetWeight( wxBOLD );
4342
4343     m_rowLabelHorizAlign = wxALIGN_CENTRE;
4344     m_rowLabelVertAlign  = wxALIGN_CENTRE;
4345
4346     m_colLabelHorizAlign = wxALIGN_CENTRE;
4347     m_colLabelVertAlign  = wxALIGN_CENTRE;
4348     m_colLabelTextOrientation = wxHORIZONTAL;
4349
4350     m_defaultColWidth  = WXGRID_DEFAULT_COL_WIDTH;
4351     m_defaultRowHeight = m_gridWin->GetCharHeight();
4352
4353     m_minAcceptableColWidth  = WXGRID_MIN_COL_WIDTH;
4354     m_minAcceptableRowHeight = WXGRID_MIN_ROW_HEIGHT;
4355
4356 #if defined(__WXMOTIF__) || defined(__WXGTK__)  // see also text ctrl sizing in ShowCellEditControl()
4357     m_defaultRowHeight += 8;
4358 #else
4359     m_defaultRowHeight += 4;
4360 #endif
4361
4362     m_gridLineColour = wxColour( 192,192,192 );
4363     m_gridLinesEnabled = true;
4364     m_cellHighlightColour = *wxBLACK;
4365     m_cellHighlightPenWidth = 2;
4366     m_cellHighlightROPenWidth = 1;
4367
4368     m_cursorMode  = WXGRID_CURSOR_SELECT_CELL;
4369     m_winCapture = (wxWindow *)NULL;
4370     m_canDragRowSize = true;
4371     m_canDragColSize = true;
4372     m_canDragGridSize = true;
4373     m_canDragCell = false;
4374     m_dragLastPos  = -1;
4375     m_dragRowOrCol = -1;
4376     m_isDragging = false;
4377     m_startDragPos = wxDefaultPosition;
4378
4379     m_waitForSlowClick = false;
4380
4381     m_rowResizeCursor = wxCursor( wxCURSOR_SIZENS );
4382     m_colResizeCursor = wxCursor( wxCURSOR_SIZEWE );
4383
4384     m_currentCellCoords = wxGridNoCellCoords;
4385
4386     m_selectingTopLeft = wxGridNoCellCoords;
4387     m_selectingBottomRight = wxGridNoCellCoords;
4388     m_selectionBackground = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHT);
4389     m_selectionForeground = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT);
4390
4391     m_editable = true;  // default for whole grid
4392
4393     m_inOnKeyDown = false;
4394     m_batchCount = 0;
4395
4396     m_extraWidth =
4397     m_extraHeight = 0;
4398
4399     m_scrollLineX = GRID_SCROLL_LINE_X;
4400     m_scrollLineY = GRID_SCROLL_LINE_Y;
4401 }
4402
4403 // ----------------------------------------------------------------------------
4404 // the idea is to call these functions only when necessary because they create
4405 // quite big arrays which eat memory mostly unnecessary - in particular, if
4406 // default widths/heights are used for all rows/columns, we may not use these
4407 // arrays at all
4408 //
4409 // with some extra code, it should be possible to only store the
4410 // widths/heights different from default ones but this will be done later...
4411 // ----------------------------------------------------------------------------
4412
4413 void wxGrid::InitRowHeights()
4414 {
4415     m_rowHeights.Empty();
4416     m_rowBottoms.Empty();
4417
4418     m_rowHeights.Alloc( m_numRows );
4419     m_rowBottoms.Alloc( m_numRows );
4420
4421     int rowBottom = 0;
4422
4423     m_rowHeights.Add( m_defaultRowHeight, m_numRows );
4424
4425     for ( int i = 0;  i < m_numRows;  i++ )
4426     {
4427         rowBottom += m_defaultRowHeight;
4428         m_rowBottoms.Add( rowBottom );
4429     }
4430 }
4431
4432 void wxGrid::InitColWidths()
4433 {
4434     m_colWidths.Empty();
4435     m_colRights.Empty();
4436
4437     m_colWidths.Alloc( m_numCols );
4438     m_colRights.Alloc( m_numCols );
4439     int colRight = 0;
4440
4441     m_colWidths.Add( m_defaultColWidth, m_numCols );
4442
4443     for ( int i = 0;  i < m_numCols;  i++ )
4444     {
4445         colRight += m_defaultColWidth;
4446         m_colRights.Add( colRight );
4447     }
4448 }
4449
4450 int wxGrid::GetColWidth(int col) const
4451 {
4452     return m_colWidths.IsEmpty() ? m_defaultColWidth : m_colWidths[col];
4453 }
4454
4455 int wxGrid::GetColLeft(int col) const
4456 {
4457     return m_colRights.IsEmpty() ? col * m_defaultColWidth
4458                                  : m_colRights[col] - m_colWidths[col];
4459 }
4460
4461 int wxGrid::GetColRight(int col) const
4462 {
4463     return m_colRights.IsEmpty() ? (col + 1) * m_defaultColWidth
4464                                  : m_colRights[col];
4465 }
4466
4467 int wxGrid::GetRowHeight(int row) const
4468 {
4469     return m_rowHeights.IsEmpty() ? m_defaultRowHeight : m_rowHeights[row];
4470 }
4471
4472 int wxGrid::GetRowTop(int row) const
4473 {
4474     return m_rowBottoms.IsEmpty() ? row * m_defaultRowHeight
4475                                   : m_rowBottoms[row] - m_rowHeights[row];
4476 }
4477
4478 int wxGrid::GetRowBottom(int row) const
4479 {
4480     return m_rowBottoms.IsEmpty() ? (row + 1) * m_defaultRowHeight
4481                                   : m_rowBottoms[row];
4482 }
4483
4484 void wxGrid::CalcDimensions()
4485 {
4486     int cw, ch;
4487     GetClientSize( &cw, &ch );
4488
4489     if ( m_rowLabelWin->IsShown() )
4490         cw -= m_rowLabelWidth;
4491     if ( m_colLabelWin->IsShown() )
4492         ch -= m_colLabelHeight;
4493
4494     // grid total size
4495     int w = m_numCols > 0 ? GetColRight(m_numCols - 1) + m_extraWidth + 1 : 0;
4496     int h = m_numRows > 0 ? GetRowBottom(m_numRows - 1) + m_extraHeight + 1 : 0;
4497
4498     // take into account editor if shown
4499     if ( IsCellEditControlShown() )
4500     {
4501       int w2, h2;
4502       int r = m_currentCellCoords.GetRow();
4503       int c = m_currentCellCoords.GetCol();
4504       int x = GetColLeft(c);
4505       int y = GetRowTop(r);
4506
4507       // how big is the editor
4508       wxGridCellAttr* attr = GetCellAttr(r, c);
4509       wxGridCellEditor* editor = attr->GetEditor(this, r, c);
4510       editor->GetControl()->GetSize(&w2, &h2);
4511       w2 += x;
4512       h2 += y;
4513       if ( w2 > w )
4514           w = w2;
4515       if ( h2 > h )
4516           h = h2;
4517       editor->DecRef();
4518       attr->DecRef();
4519     }
4520
4521     // preserve (more or less) the previous position
4522     int x, y;
4523     GetViewStart( &x, &y );
4524
4525     // ensure the position is valid for the new scroll ranges
4526     if ( x >= w )
4527         x = wxMax( w - 1, 0 );
4528     if ( y >= h )
4529         y = wxMax( h - 1, 0 );
4530
4531     // do set scrollbar parameters
4532     SetScrollbars( m_scrollLineX, m_scrollLineY,
4533                    GetScrollX(w), GetScrollY(h), x, y,
4534                    GetBatchCount() != 0);
4535
4536     // if our OnSize() hadn't been called (it would if we have scrollbars), we
4537     // still must reposition the children
4538     CalcWindowSizes();
4539 }
4540
4541
4542 void wxGrid::CalcWindowSizes()
4543 {
4544     // escape if the window is has not been fully created yet
4545
4546     if ( m_cornerLabelWin == NULL )
4547         return;
4548
4549     int cw, ch;
4550     GetClientSize( &cw, &ch );
4551
4552     if ( m_cornerLabelWin && m_cornerLabelWin->IsShown() )
4553         m_cornerLabelWin->SetSize( 0, 0, m_rowLabelWidth, m_colLabelHeight );
4554
4555     if (  m_colLabelWin && m_colLabelWin->IsShown() )
4556         m_colLabelWin->SetSize( m_rowLabelWidth, 0, cw-m_rowLabelWidth, m_colLabelHeight);
4557
4558     if ( m_rowLabelWin && m_rowLabelWin->IsShown() )
4559         m_rowLabelWin->SetSize( 0, m_colLabelHeight, m_rowLabelWidth, ch-m_colLabelHeight);
4560
4561     if ( m_gridWin && m_gridWin->IsShown() )
4562         m_gridWin->SetSize( m_rowLabelWidth, m_colLabelHeight, cw-m_rowLabelWidth, ch-m_colLabelHeight);
4563 }
4564
4565
4566 // this is called when the grid table sends a message to say that it
4567 // has been redimensioned
4568 //
4569 bool wxGrid::Redimension( wxGridTableMessage& msg )
4570 {
4571     int i;
4572     bool result = false;
4573
4574     // Clear the attribute cache as the attribute might refer to a different
4575     // cell than stored in the cache after adding/removing rows/columns.
4576     ClearAttrCache();
4577
4578     // By the same reasoning, the editor should be dismissed if columns are
4579     // added or removed. And for consistency, it should IMHO always be
4580     // removed, not only if the cell "underneath" it actually changes.
4581     // For now, I intentionally do not save the editor's content as the
4582     // cell it might want to save that stuff to might no longer exist.
4583     HideCellEditControl();
4584
4585 #if 0
4586     // if we were using the default widths/heights so far, we must change them
4587     // now
4588     if ( m_colWidths.IsEmpty() )
4589     {
4590         InitColWidths();
4591     }
4592
4593     if ( m_rowHeights.IsEmpty() )
4594     {
4595         InitRowHeights();
4596     }
4597 #endif
4598
4599     switch ( msg.GetId() )
4600     {
4601         case wxGRIDTABLE_NOTIFY_ROWS_INSERTED:
4602         {
4603             size_t pos = msg.GetCommandInt();
4604             int numRows = msg.GetCommandInt2();
4605
4606             m_numRows += numRows;
4607
4608             if ( !m_rowHeights.IsEmpty() )
4609             {
4610                 m_rowHeights.Insert( m_defaultRowHeight, pos, numRows );
4611                 m_rowBottoms.Insert( 0, pos, numRows );
4612
4613                 int bottom = 0;
4614                 if ( pos > 0 )
4615                     bottom = m_rowBottoms[pos - 1];
4616
4617                 for ( i = pos;  i < m_numRows;  i++ )
4618                 {
4619                     bottom += m_rowHeights[i];
4620                     m_rowBottoms[i] = bottom;
4621                 }
4622             }
4623
4624             if ( m_currentCellCoords == wxGridNoCellCoords )
4625             {
4626                 // if we have just inserted cols into an empty grid the current
4627                 // cell will be undefined...
4628                 //
4629                 SetCurrentCell( 0, 0 );
4630             }
4631
4632             if ( m_selection )
4633                 m_selection->UpdateRows( pos, numRows );
4634             wxGridCellAttrProvider * attrProvider = m_table->GetAttrProvider();
4635             if (attrProvider)
4636                 attrProvider->UpdateAttrRows( pos, numRows );
4637
4638             if ( !GetBatchCount() )
4639             {
4640                 CalcDimensions();
4641                 m_rowLabelWin->Refresh();
4642             }
4643         }
4644         result = true;
4645         break;
4646
4647         case wxGRIDTABLE_NOTIFY_ROWS_APPENDED:
4648         {
4649             int numRows = msg.GetCommandInt();
4650             int oldNumRows = m_numRows;
4651             m_numRows += numRows;
4652
4653             if ( !m_rowHeights.IsEmpty() )
4654             {
4655                 m_rowHeights.Add( m_defaultRowHeight, numRows );
4656                 m_rowBottoms.Add( 0, numRows );
4657
4658                 int bottom = 0;
4659                 if ( oldNumRows > 0 )
4660                     bottom = m_rowBottoms[oldNumRows - 1];
4661
4662                 for ( i = oldNumRows;  i < m_numRows;  i++ )
4663                 {
4664                     bottom += m_rowHeights[i];
4665                     m_rowBottoms[i] = bottom;
4666                 }
4667             }
4668
4669             if ( m_currentCellCoords == wxGridNoCellCoords )
4670             {
4671                 // if we have just inserted cols into an empty grid the current
4672                 // cell will be undefined...
4673                 //
4674                 SetCurrentCell( 0, 0 );
4675             }
4676
4677             if ( !GetBatchCount() )
4678             {
4679                 CalcDimensions();
4680                 m_rowLabelWin->Refresh();
4681             }
4682         }
4683         result = true;
4684         break;
4685
4686         case wxGRIDTABLE_NOTIFY_ROWS_DELETED:
4687         {
4688             size_t pos = msg.GetCommandInt();
4689             int numRows = msg.GetCommandInt2();
4690             m_numRows -= numRows;
4691
4692             if ( !m_rowHeights.IsEmpty() )
4693             {
4694                 m_rowHeights.RemoveAt( pos, numRows );
4695                 m_rowBottoms.RemoveAt( pos, numRows );
4696
4697                 int h = 0;
4698                 for ( i = 0;  i < m_numRows;  i++ )
4699                 {
4700                     h += m_rowHeights[i];
4701                     m_rowBottoms[i] = h;
4702                 }
4703             }
4704             if ( !m_numRows )
4705             {
4706                 m_currentCellCoords = wxGridNoCellCoords;
4707             }
4708             else
4709             {
4710                 if ( m_currentCellCoords.GetRow() >= m_numRows )
4711                     m_currentCellCoords.Set( 0, 0 );
4712             }
4713
4714             if ( m_selection )
4715                 m_selection->UpdateRows( pos, -((int)numRows) );
4716             wxGridCellAttrProvider * attrProvider = m_table->GetAttrProvider();
4717             if (attrProvider)
4718             {
4719                 attrProvider->UpdateAttrRows( pos, -((int)numRows) );
4720 // ifdef'd out following patch from Paul Gammans
4721 #if 0
4722                 // No need to touch column attributes, unless we
4723                 // removed _all_ rows, in this case, we remove
4724                 // all column attributes.
4725                 // I hate to do this here, but the
4726                 // needed data is not available inside UpdateAttrRows.
4727                 if ( !GetNumberRows() )
4728                     attrProvider->UpdateAttrCols( 0, -GetNumberCols() );
4729 #endif
4730             }
4731             if ( !GetBatchCount() )
4732             {
4733                 CalcDimensions();
4734                 m_rowLabelWin->Refresh();
4735             }
4736         }
4737         result = true;
4738         break;
4739
4740         case wxGRIDTABLE_NOTIFY_COLS_INSERTED:
4741         {
4742             size_t pos = msg.GetCommandInt();
4743             int numCols = msg.GetCommandInt2();
4744             m_numCols += numCols;
4745
4746             if ( !m_colWidths.IsEmpty() )
4747             {
4748                 m_colWidths.Insert( m_defaultColWidth, pos, numCols );
4749                 m_colRights.Insert( 0, pos, numCols );
4750
4751                 int right = 0;
4752                 if ( pos > 0 )
4753                     right = m_colRights[pos - 1];
4754
4755                 for ( i = pos;  i < m_numCols;  i++ )
4756                 {
4757                     right += m_colWidths[i];
4758                     m_colRights[i] = right;
4759                 }
4760             }
4761
4762             if ( m_currentCellCoords == wxGridNoCellCoords )
4763             {
4764                 // if we have just inserted cols into an empty grid the current
4765                 // cell will be undefined...
4766                 //
4767                 SetCurrentCell( 0, 0 );
4768             }
4769
4770             if ( m_selection )
4771                 m_selection->UpdateCols( pos, numCols );
4772             wxGridCellAttrProvider * attrProvider = m_table->GetAttrProvider();
4773             if (attrProvider)
4774                 attrProvider->UpdateAttrCols( pos, numCols );
4775             if ( !GetBatchCount() )
4776             {
4777                 CalcDimensions();
4778                 m_colLabelWin->Refresh();
4779             }
4780
4781         }
4782         result = true;
4783         break;
4784
4785         case wxGRIDTABLE_NOTIFY_COLS_APPENDED:
4786         {
4787             int numCols = msg.GetCommandInt();
4788             int oldNumCols = m_numCols;
4789             m_numCols += numCols;
4790             if ( !m_colWidths.IsEmpty() )
4791             {
4792                 m_colWidths.Add( m_defaultColWidth, numCols );
4793                 m_colRights.Add( 0, numCols );
4794
4795                 int right = 0;
4796                 if ( oldNumCols > 0 )
4797                     right = m_colRights[oldNumCols - 1];
4798
4799                 for ( i = oldNumCols;  i < m_numCols;  i++ )
4800                 {
4801                     right += m_colWidths[i];
4802                     m_colRights[i] = right;
4803                 }
4804             }
4805
4806             if ( m_currentCellCoords == wxGridNoCellCoords )
4807             {
4808                 // if we have just inserted cols into an empty grid the current
4809                 // cell will be undefined...
4810                 //
4811                 SetCurrentCell( 0, 0 );
4812             }
4813             if ( !GetBatchCount() )
4814             {
4815                 CalcDimensions();
4816                 m_colLabelWin->Refresh();
4817             }
4818         }
4819         result = true;
4820         break;
4821
4822         case wxGRIDTABLE_NOTIFY_COLS_DELETED:
4823         {
4824             size_t pos = msg.GetCommandInt();
4825             int numCols = msg.GetCommandInt2();
4826             m_numCols -= numCols;
4827
4828             if ( !m_colWidths.IsEmpty() )
4829             {
4830                 m_colWidths.RemoveAt( pos, numCols );
4831                 m_colRights.RemoveAt( pos, numCols );
4832
4833                 int w = 0;
4834                 for ( i = 0;  i < m_numCols;  i++ )
4835                 {
4836                     w += m_colWidths[i];
4837                     m_colRights[i] = w;
4838                 }
4839             }
4840
4841             if ( !m_numCols )
4842             {
4843                 m_currentCellCoords = wxGridNoCellCoords;
4844             }
4845             else
4846             {
4847                 if ( m_currentCellCoords.GetCol() >= m_numCols )
4848                   m_currentCellCoords.Set( 0, 0 );
4849             }
4850
4851             if ( m_selection )
4852                 m_selection->UpdateCols( pos, -((int)numCols) );
4853             wxGridCellAttrProvider * attrProvider = m_table->GetAttrProvider();
4854             if (attrProvider)
4855             {
4856                 attrProvider->UpdateAttrCols( pos, -((int)numCols) );
4857 // ifdef'd out following patch from Paul Gammans
4858 #if 0
4859                 // No need to touch row attributes, unless we
4860                 // removed _all_ columns, in this case, we remove
4861                 // all row attributes.
4862                 // I hate to do this here, but the
4863                 // needed data is not available inside UpdateAttrCols.
4864                 if ( !GetNumberCols() )
4865                     attrProvider->UpdateAttrRows( 0, -GetNumberRows() );
4866 #endif
4867             }
4868             if ( !GetBatchCount() )
4869             {
4870                 CalcDimensions();
4871                 m_colLabelWin->Refresh();
4872             }
4873         }
4874         result = true;
4875         break;
4876     }
4877
4878     if (result && !GetBatchCount() )
4879         m_gridWin->Refresh();
4880
4881     return result;
4882 }
4883
4884 wxArrayInt wxGrid::CalcRowLabelsExposed( const wxRegion& reg )
4885 {
4886     wxRegionIterator iter( reg );
4887     wxRect r;
4888
4889     wxArrayInt  rowlabels;
4890
4891     int top, bottom;
4892     while ( iter )
4893     {
4894         r = iter.GetRect();
4895
4896         // TODO: remove this when we can...
4897         // There is a bug in wxMotif that gives garbage update
4898         // rectangles if you jump-scroll a long way by clicking the
4899         // scrollbar with middle button.  This is a work-around
4900         //
4901 #if defined(__WXMOTIF__)
4902         int cw, ch;
4903         m_gridWin->GetClientSize( &cw, &ch );
4904         if ( r.GetTop() > ch ) r.SetTop( 0 );
4905         r.SetBottom( wxMin( r.GetBottom(), ch ) );
4906 #endif
4907
4908         // logical bounds of update region
4909         //
4910         int dummy;
4911         CalcUnscrolledPosition( 0, r.GetTop(), &dummy, &top );
4912         CalcUnscrolledPosition( 0, r.GetBottom(), &dummy, &bottom );
4913
4914         // find the row labels within these bounds
4915         //
4916         int row;
4917         for ( row = internalYToRow(top);  row < m_numRows;  row++ )
4918         {
4919             if ( GetRowBottom(row) < top )
4920                 continue;
4921
4922             if ( GetRowTop(row) > bottom )
4923                 break;
4924
4925             rowlabels.Add( row );
4926         }
4927
4928         ++iter;
4929     }
4930
4931     return rowlabels;
4932 }
4933
4934 wxArrayInt wxGrid::CalcColLabelsExposed( const wxRegion& reg )
4935 {
4936     wxRegionIterator iter( reg );
4937     wxRect r;
4938
4939     wxArrayInt colLabels;
4940
4941     int left, right;
4942     while ( iter )
4943     {
4944         r = iter.GetRect();
4945
4946         // TODO: remove this when we can...
4947         // There is a bug in wxMotif that gives garbage update
4948         // rectangles if you jump-scroll a long way by clicking the
4949         // scrollbar with middle button.  This is a work-around
4950         //
4951 #if defined(__WXMOTIF__)
4952         int cw, ch;
4953         m_gridWin->GetClientSize( &cw, &ch );
4954         if ( r.GetLeft() > cw ) r.SetLeft( 0 );
4955         r.SetRight( wxMin( r.GetRight(), cw ) );
4956 #endif
4957
4958         // logical bounds of update region
4959         //
4960         int dummy;
4961         CalcUnscrolledPosition( r.GetLeft(), 0, &left, &dummy );
4962         CalcUnscrolledPosition( r.GetRight(), 0, &right, &dummy );
4963
4964         // find the cells within these bounds
4965         //
4966         int col;
4967         for ( col = internalXToCol(left);  col < m_numCols;  col++ )
4968         {
4969             if ( GetColRight(col) < left )
4970                 continue;
4971
4972             if ( GetColLeft(col) > right )
4973                 break;
4974
4975             colLabels.Add( col );
4976         }
4977
4978         ++iter;
4979     }
4980
4981     return colLabels;
4982 }
4983
4984 wxGridCellCoordsArray wxGrid::CalcCellsExposed( const wxRegion& reg )
4985 {
4986     wxRegionIterator iter( reg );
4987     wxRect r;
4988
4989     wxGridCellCoordsArray  cellsExposed;
4990
4991     int left, top, right, bottom;
4992     while ( iter )
4993     {
4994         r = iter.GetRect();
4995
4996         // TODO: remove this when we can...
4997         // There is a bug in wxMotif that gives garbage update
4998         // rectangles if you jump-scroll a long way by clicking the
4999         // scrollbar with middle button.  This is a work-around
5000         //
5001 #if defined(__WXMOTIF__)
5002         int cw, ch;
5003         m_gridWin->GetClientSize( &cw, &ch );
5004         if ( r.GetTop() > ch ) r.SetTop( 0 );
5005         if ( r.GetLeft() > cw ) r.SetLeft( 0 );
5006         r.SetRight( wxMin( r.GetRight(), cw ) );
5007         r.SetBottom( wxMin( r.GetBottom(), ch ) );
5008 #endif
5009
5010         // logical bounds of update region
5011         //
5012         CalcUnscrolledPosition( r.GetLeft(), r.GetTop(), &left, &top );
5013         CalcUnscrolledPosition( r.GetRight(), r.GetBottom(), &right, &bottom );
5014
5015         // find the cells within these bounds
5016         //
5017         int row, col;
5018         for ( row = internalYToRow(top);  row < m_numRows;  row++ )
5019         {
5020             if ( GetRowBottom(row) <= top )
5021                 continue;
5022
5023             if ( GetRowTop(row) > bottom )
5024                 break;
5025
5026             for ( col = internalXToCol(left);  col < m_numCols;  col++ )
5027             {
5028                 if ( GetColRight(col) <= left )
5029                     continue;
5030
5031                 if ( GetColLeft(col) > right )
5032                     break;
5033
5034                 cellsExposed.Add( wxGridCellCoords( row, col ) );
5035             }
5036         }
5037
5038         ++iter;
5039     }
5040
5041     return cellsExposed;
5042 }
5043
5044
5045 void wxGrid::ProcessRowLabelMouseEvent( wxMouseEvent& event )
5046 {
5047     int x, y, row;
5048     wxPoint pos( event.GetPosition() );
5049     CalcUnscrolledPosition( pos.x, pos.y, &x, &y );
5050
5051     if ( event.Dragging() )
5052     {
5053         if (!m_isDragging)
5054         {
5055             m_isDragging = true;
5056             m_rowLabelWin->CaptureMouse();
5057         }
5058
5059         if ( event.LeftIsDown() )
5060         {
5061             switch ( m_cursorMode )
5062             {
5063                 case WXGRID_CURSOR_RESIZE_ROW:
5064                 {
5065                     int cw, ch, left, dummy;
5066                     m_gridWin->GetClientSize( &cw, &ch );
5067                     CalcUnscrolledPosition( 0, 0, &left, &dummy );
5068
5069                     wxClientDC dc( m_gridWin );
5070                     PrepareDC( dc );
5071                     y = wxMax( y,
5072                                GetRowTop(m_dragRowOrCol) +
5073                                GetRowMinimalHeight(m_dragRowOrCol) );
5074                     dc.SetLogicalFunction(wxINVERT);
5075                     if ( m_dragLastPos >= 0 )
5076                     {
5077                         dc.DrawLine( left, m_dragLastPos, left+cw, m_dragLastPos );
5078                     }
5079                     dc.DrawLine( left, y, left+cw, y );
5080                     m_dragLastPos = y;
5081                 }
5082                 break;
5083
5084                 case WXGRID_CURSOR_SELECT_ROW:
5085                 {
5086                     if ( (row = YToRow( y )) >= 0 )
5087                     {
5088                         if ( m_selection )
5089                         {
5090                             m_selection->SelectRow( row,
5091                                                     event.ControlDown(),
5092                                                     event.ShiftDown(),
5093                                                     event.AltDown(),
5094                                                     event.MetaDown() );
5095                         }
5096                     }
5097                 }
5098                 break;
5099
5100                 // default label to suppress warnings about "enumeration value
5101                 // 'xxx' not handled in switch
5102                 default:
5103                     break;
5104             }
5105         }
5106         return;
5107     }
5108
5109     if ( m_isDragging && (event.Entering() || event.Leaving()) )
5110         return;
5111
5112     if (m_isDragging)
5113     {
5114         if (m_rowLabelWin->HasCapture()) m_rowLabelWin->ReleaseMouse();
5115         m_isDragging = false;
5116     }
5117
5118     // ------------ Entering or leaving the window
5119     //
5120     if ( event.Entering() || event.Leaving() )
5121     {
5122         ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_rowLabelWin);
5123     }
5124
5125     // ------------ Left button pressed
5126     //
5127     else if ( event.LeftDown() )
5128     {
5129         // don't send a label click event for a hit on the
5130         // edge of the row label - this is probably the user
5131         // wanting to resize the row
5132         //
5133         if ( YToEdgeOfRow(y) < 0 )
5134         {
5135             row = YToRow(y);
5136             if ( row >= 0 &&
5137                  !SendEvent( wxEVT_GRID_LABEL_LEFT_CLICK, row, -1, event ) )
5138             {
5139                 if ( !event.ShiftDown() && !event.CmdDown() )
5140                     ClearSelection();
5141                 if ( m_selection )
5142                 {
5143                     if ( event.ShiftDown() )
5144                     {
5145                         m_selection->SelectBlock( m_currentCellCoords.GetRow(),
5146                                                   0,
5147                                                   row,
5148                                                   GetNumberCols() - 1,
5149                                                   event.ControlDown(),
5150                                                   event.ShiftDown(),
5151                                                   event.AltDown(),
5152                                                   event.MetaDown() );
5153                     }
5154                     else
5155                     {
5156                         m_selection->SelectRow( row,
5157                                                 event.ControlDown(),
5158                                                 event.ShiftDown(),
5159                                                 event.AltDown(),
5160                                                 event.MetaDown() );
5161                     }
5162                 }
5163
5164                 ChangeCursorMode(WXGRID_CURSOR_SELECT_ROW, m_rowLabelWin);
5165             }
5166         }
5167         else
5168         {
5169             // starting to drag-resize a row
5170             //
5171             if ( CanDragRowSize() )
5172                 ChangeCursorMode(WXGRID_CURSOR_RESIZE_ROW, m_rowLabelWin);
5173         }
5174     }
5175
5176     // ------------ Left double click
5177     //
5178     else if (event.LeftDClick() )
5179     {
5180         row = YToEdgeOfRow(y);
5181         if ( row < 0 )
5182         {
5183             row = YToRow(y);
5184             if ( row >=0 &&
5185                  !SendEvent( wxEVT_GRID_LABEL_LEFT_DCLICK, row, -1, event ) )
5186             {
5187                 // no default action at the moment
5188             }
5189         }
5190         else
5191         {
5192             // adjust row height depending on label text
5193             AutoSizeRowLabelSize( row );
5194
5195             ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_colLabelWin);
5196             m_dragLastPos  = -1;
5197         }
5198     }
5199
5200     // ------------ Left button released
5201     //
5202     else if ( event.LeftUp() )
5203     {
5204         if ( m_cursorMode == WXGRID_CURSOR_RESIZE_ROW )
5205         {
5206             DoEndDragResizeRow();
5207
5208             // Note: we are ending the event *after* doing
5209             // default processing in this case
5210             //
5211             SendEvent( wxEVT_GRID_ROW_SIZE, m_dragRowOrCol, -1, event );
5212         }
5213
5214         ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_rowLabelWin);
5215         m_dragLastPos = -1;
5216     }
5217
5218     // ------------ Right button down
5219     //
5220     else if ( event.RightDown() )
5221     {
5222         row = YToRow(y);
5223         if ( row >=0 &&
5224              !SendEvent( wxEVT_GRID_LABEL_RIGHT_CLICK, row, -1, event ) )
5225         {
5226             // no default action at the moment
5227         }
5228     }
5229
5230     // ------------ Right double click
5231     //
5232     else if ( event.RightDClick() )
5233     {
5234         row = YToRow(y);
5235         if ( row >= 0 &&
5236              !SendEvent( wxEVT_GRID_LABEL_RIGHT_DCLICK, row, -1, event ) )
5237         {
5238             // no default action at the moment
5239         }
5240     }
5241
5242     // ------------ No buttons down and mouse moving
5243     //
5244     else if ( event.Moving() )
5245     {
5246         m_dragRowOrCol = YToEdgeOfRow( y );
5247         if ( m_dragRowOrCol >= 0 )
5248         {
5249             if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
5250             {
5251                 // don't capture the mouse yet
5252                 if ( CanDragRowSize() )
5253                     ChangeCursorMode(WXGRID_CURSOR_RESIZE_ROW, m_rowLabelWin, false);
5254             }
5255         }
5256         else if ( m_cursorMode != WXGRID_CURSOR_SELECT_CELL )
5257         {
5258             ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_rowLabelWin, false);
5259         }
5260     }
5261 }
5262
5263 void wxGrid::ProcessColLabelMouseEvent( wxMouseEvent& event )
5264 {
5265     int x, y, col;
5266     wxPoint pos( event.GetPosition() );
5267     CalcUnscrolledPosition( pos.x, pos.y, &x, &y );
5268
5269     if ( event.Dragging() )
5270     {
5271         if (!m_isDragging)
5272         {
5273             m_isDragging = true;
5274             m_colLabelWin->CaptureMouse();
5275         }
5276
5277         if ( event.LeftIsDown() )
5278         {
5279             switch ( m_cursorMode )
5280             {
5281                 case WXGRID_CURSOR_RESIZE_COL:
5282                 {
5283                     int cw, ch, dummy, top;
5284                     m_gridWin->GetClientSize( &cw, &ch );
5285                     CalcUnscrolledPosition( 0, 0, &dummy, &top );
5286
5287                     wxClientDC dc( m_gridWin );
5288                     PrepareDC( dc );
5289
5290                     x = wxMax( x, GetColLeft(m_dragRowOrCol) +
5291                                   GetColMinimalWidth(m_dragRowOrCol));
5292                     dc.SetLogicalFunction(wxINVERT);
5293                     if ( m_dragLastPos >= 0 )
5294                     {
5295                         dc.DrawLine( m_dragLastPos, top, m_dragLastPos, top+ch );
5296                     }
5297                     dc.DrawLine( x, top, x, top+ch );
5298                     m_dragLastPos = x;
5299                 }
5300                 break;
5301
5302                 case WXGRID_CURSOR_SELECT_COL:
5303                 {
5304                     if ( (col = XToCol( x )) >= 0 )
5305                     {
5306                         if ( m_selection )
5307                         {
5308                             m_selection->SelectCol( col,
5309                                                     event.ControlDown(),
5310                                                     event.ShiftDown(),
5311                                                     event.AltDown(),
5312                                                     event.MetaDown() );
5313                         }
5314                     }
5315                 }
5316                 break;
5317
5318                 // default label to suppress warnings about "enumeration value
5319                 // 'xxx' not handled in switch
5320                 default:
5321                     break;
5322             }
5323         }
5324         return;
5325     }
5326
5327     if ( m_isDragging && (event.Entering() || event.Leaving()) )
5328         return;
5329
5330     if (m_isDragging)
5331     {
5332         if (m_colLabelWin->HasCapture()) m_colLabelWin->ReleaseMouse();
5333         m_isDragging = false;
5334     }
5335
5336     // ------------ Entering or leaving the window
5337     //
5338     if ( event.Entering() || event.Leaving() )
5339     {
5340         ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_colLabelWin);
5341     }
5342
5343     // ------------ Left button pressed
5344     //
5345     else if ( event.LeftDown() )
5346     {
5347         // don't send a label click event for a hit on the
5348         // edge of the col label - this is probably the user
5349         // wanting to resize the col
5350         //
5351         if ( XToEdgeOfCol(x) < 0 )
5352         {
5353             col = XToCol(x);
5354             if ( col >= 0 &&
5355                  !SendEvent( wxEVT_GRID_LABEL_LEFT_CLICK, -1, col, event ) )
5356             {
5357                 if ( !event.ShiftDown() && !event.CmdDown() )
5358                     ClearSelection();
5359                 if ( m_selection )
5360                 {
5361                     if ( event.ShiftDown() )
5362                     {
5363                         m_selection->SelectBlock( 0,
5364                                                   m_currentCellCoords.GetCol(),
5365                                                   GetNumberRows() - 1, col,
5366                                                   event.ControlDown(),
5367                                                   event.ShiftDown(),
5368                                                   event.AltDown(),
5369                                                   event.MetaDown() );
5370                     }
5371                     else
5372                     {
5373                         m_selection->SelectCol( col,
5374                                                 event.ControlDown(),
5375                                                 event.ShiftDown(),
5376                                                 event.AltDown(),
5377                                                 event.MetaDown() );
5378                     }
5379                 }
5380
5381                 ChangeCursorMode(WXGRID_CURSOR_SELECT_COL, m_colLabelWin);
5382             }
5383         }
5384         else
5385         {
5386             // starting to drag-resize a col
5387             //
5388             if ( CanDragColSize() )
5389                 ChangeCursorMode(WXGRID_CURSOR_RESIZE_COL, m_colLabelWin);
5390         }
5391     }
5392
5393     // ------------ Left double click
5394     //
5395     if ( event.LeftDClick() )
5396     {
5397         col = XToEdgeOfCol(x);
5398         if ( col < 0 )
5399         {
5400             col = XToCol(x);
5401             if ( col >= 0 &&
5402                  ! SendEvent( wxEVT_GRID_LABEL_LEFT_DCLICK, -1, col, event ) )
5403             {
5404                 // no default action at the moment
5405             }
5406         }
5407         else
5408         {
5409             // adjust column width depending on label text
5410             AutoSizeColLabelSize( col );
5411
5412             ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_colLabelWin);
5413             m_dragLastPos  = -1;
5414         }
5415     }
5416
5417     // ------------ Left button released
5418     //
5419     else if ( event.LeftUp() )
5420     {
5421         if ( m_cursorMode == WXGRID_CURSOR_RESIZE_COL )
5422         {
5423             DoEndDragResizeCol();
5424
5425             // Note: we are ending the event *after* doing
5426             // default processing in this case
5427             //
5428             SendEvent( wxEVT_GRID_COL_SIZE, -1, m_dragRowOrCol, event );
5429         }
5430
5431         ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_colLabelWin);
5432         m_dragLastPos  = -1;
5433     }
5434
5435     // ------------ Right button down
5436     //
5437     else if ( event.RightDown() )
5438     {
5439         col = XToCol(x);
5440         if ( col >= 0 &&
5441              !SendEvent( wxEVT_GRID_LABEL_RIGHT_CLICK, -1, col, event ) )
5442         {
5443             // no default action at the moment
5444         }
5445     }
5446
5447     // ------------ Right double click
5448     //
5449     else if ( event.RightDClick() )
5450     {
5451         col = XToCol(x);
5452         if ( col >= 0 &&
5453              !SendEvent( wxEVT_GRID_LABEL_RIGHT_DCLICK, -1, col, event ) )
5454         {
5455             // no default action at the moment
5456         }
5457     }
5458
5459     // ------------ No buttons down and mouse moving
5460     //
5461     else if ( event.Moving() )
5462     {
5463         m_dragRowOrCol = XToEdgeOfCol( x );
5464         if ( m_dragRowOrCol >= 0 )
5465         {
5466             if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
5467             {
5468                 // don't capture the cursor yet
5469                 if ( CanDragColSize() )
5470                     ChangeCursorMode(WXGRID_CURSOR_RESIZE_COL, m_colLabelWin, false);
5471             }
5472         }
5473         else if ( m_cursorMode != WXGRID_CURSOR_SELECT_CELL )
5474         {
5475             ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_colLabelWin, false);
5476         }
5477     }
5478 }
5479
5480 void wxGrid::ProcessCornerLabelMouseEvent( wxMouseEvent& event )
5481 {
5482     if ( event.LeftDown() )
5483     {
5484         // indicate corner label by having both row and
5485         // col args == -1
5486         //
5487         if ( !SendEvent( wxEVT_GRID_LABEL_LEFT_CLICK, -1, -1, event ) )
5488         {
5489             SelectAll();
5490         }
5491     }
5492     else if ( event.LeftDClick() )
5493     {
5494         SendEvent( wxEVT_GRID_LABEL_LEFT_DCLICK, -1, -1, event );
5495     }
5496     else if ( event.RightDown() )
5497     {
5498         if ( !SendEvent( wxEVT_GRID_LABEL_RIGHT_CLICK, -1, -1, event ) )
5499         {
5500             // no default action at the moment
5501         }
5502     }
5503     else if ( event.RightDClick() )
5504     {
5505         if ( !SendEvent( wxEVT_GRID_LABEL_RIGHT_DCLICK, -1, -1, event ) )
5506         {
5507             // no default action at the moment
5508         }
5509     }
5510 }
5511
5512 void wxGrid::ChangeCursorMode(CursorMode mode,
5513                               wxWindow *win,
5514                               bool captureMouse)
5515 {
5516 #ifdef __WXDEBUG__
5517     static const wxChar *cursorModes[] =
5518     {
5519         _T("SELECT_CELL"),
5520         _T("RESIZE_ROW"),
5521         _T("RESIZE_COL"),
5522         _T("SELECT_ROW"),
5523         _T("SELECT_COL")
5524     };
5525
5526     wxLogTrace(_T("grid"),
5527                _T("wxGrid cursor mode (mouse capture for %s): %s -> %s"),
5528                win == m_colLabelWin ? _T("colLabelWin")
5529                                     : win ? _T("rowLabelWin")
5530                                           : _T("gridWin"),
5531                cursorModes[m_cursorMode], cursorModes[mode]);
5532 #endif
5533
5534     if ( mode == m_cursorMode &&
5535          win == m_winCapture &&
5536          captureMouse == (m_winCapture != NULL))
5537         return;
5538
5539     if ( !win )
5540     {
5541         // by default use the grid itself
5542         win = m_gridWin;
5543     }
5544
5545     if ( m_winCapture )
5546     {
5547         if (m_winCapture->HasCapture())
5548             m_winCapture->ReleaseMouse();
5549         m_winCapture = (wxWindow *)NULL;
5550     }
5551
5552     m_cursorMode = mode;
5553
5554     switch ( m_cursorMode )
5555     {
5556         case WXGRID_CURSOR_RESIZE_ROW:
5557             win->SetCursor( m_rowResizeCursor );
5558             break;
5559
5560         case WXGRID_CURSOR_RESIZE_COL:
5561             win->SetCursor( m_colResizeCursor );
5562             break;
5563
5564         default:
5565             win->SetCursor( *wxSTANDARD_CURSOR );
5566             break;
5567     }
5568
5569     // we need to capture mouse when resizing
5570     bool resize = m_cursorMode == WXGRID_CURSOR_RESIZE_ROW ||
5571                   m_cursorMode == WXGRID_CURSOR_RESIZE_COL;
5572
5573     if ( captureMouse && resize )
5574     {
5575         win->CaptureMouse();
5576         m_winCapture = win;
5577     }
5578 }
5579
5580 void wxGrid::ProcessGridCellMouseEvent( wxMouseEvent& event )
5581 {
5582     int x, y;
5583     wxPoint pos( event.GetPosition() );
5584     CalcUnscrolledPosition( pos.x, pos.y, &x, &y );
5585
5586     wxGridCellCoords coords;
5587     XYToCell( x, y, coords );
5588
5589     int cell_rows, cell_cols;
5590     bool isFirstDrag = !m_isDragging;
5591     GetCellSize( coords.GetRow(), coords.GetCol(), &cell_rows, &cell_cols );
5592     if ((cell_rows < 0) || (cell_cols < 0))
5593     {
5594         coords.SetRow(coords.GetRow() + cell_rows);
5595         coords.SetCol(coords.GetCol() + cell_cols);
5596     }
5597
5598     if ( event.Dragging() )
5599     {
5600         //wxLogDebug("pos(%d, %d) coords(%d, %d)", pos.x, pos.y, coords.GetRow(), coords.GetCol());
5601
5602         // Don't start doing anything until the mouse has been dragged at
5603         // least 3 pixels in any direction...
5604         if (! m_isDragging)
5605         {
5606             if (m_startDragPos == wxDefaultPosition)
5607             {
5608                 m_startDragPos = pos;
5609                 return;
5610             }
5611             if (abs(m_startDragPos.x - pos.x) < 4 && abs(m_startDragPos.y - pos.y) < 4)
5612                 return;
5613         }
5614
5615         m_isDragging = true;
5616         if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
5617         {
5618             // Hide the edit control, so it
5619             // won't interfere with drag-shrinking.
5620             if ( IsCellEditControlShown() )
5621             {
5622                 HideCellEditControl();
5623                 SaveEditControlValue();
5624             }
5625
5626             // Have we captured the mouse yet?
5627             if (! m_winCapture)
5628             {
5629                 m_winCapture = m_gridWin;
5630                 m_winCapture->CaptureMouse();
5631             }
5632
5633             if ( coords != wxGridNoCellCoords )
5634             {
5635                 if ( event.CmdDown() )
5636                 {
5637                     if ( m_selectingKeyboard == wxGridNoCellCoords)
5638                         m_selectingKeyboard = coords;
5639                     HighlightBlock ( m_selectingKeyboard, coords );
5640                 }
5641                 else if ( CanDragCell() )
5642                 {
5643                     if ( isFirstDrag )
5644                     {
5645                         if ( m_selectingKeyboard == wxGridNoCellCoords)
5646                             m_selectingKeyboard = coords;
5647
5648                         SendEvent( wxEVT_GRID_CELL_BEGIN_DRAG,
5649                                    coords.GetRow(),
5650                                    coords.GetCol(),
5651                                    event );
5652                     }
5653                 }
5654                 else
5655                 {
5656                     if ( !IsSelection() )
5657                     {
5658                         HighlightBlock( coords, coords );
5659                     }
5660                     else
5661                     {
5662                         HighlightBlock( m_currentCellCoords, coords );
5663                     }
5664                 }
5665
5666                 if (! IsVisible(coords))
5667                 {
5668                     MakeCellVisible(coords);
5669                     // TODO: need to introduce a delay or something here.  The
5670                     // scrolling is way to fast, at least on MSW - also on GTK.
5671                 }
5672             }
5673         }
5674         else if ( m_cursorMode == WXGRID_CURSOR_RESIZE_ROW )
5675         {
5676             int cw, ch, left, dummy;
5677             m_gridWin->GetClientSize( &cw, &ch );
5678             CalcUnscrolledPosition( 0, 0, &left, &dummy );
5679
5680             wxClientDC dc( m_gridWin );
5681             PrepareDC( dc );
5682             y = wxMax( y, GetRowTop(m_dragRowOrCol) +
5683                           GetRowMinimalHeight(m_dragRowOrCol) );
5684             dc.SetLogicalFunction(wxINVERT);
5685             if ( m_dragLastPos >= 0 )
5686             {
5687                 dc.DrawLine( left, m_dragLastPos, left+cw, m_dragLastPos );
5688             }
5689             dc.DrawLine( left, y, left+cw, y );
5690             m_dragLastPos = y;
5691         }
5692         else if ( m_cursorMode == WXGRID_CURSOR_RESIZE_COL )
5693         {
5694             int cw, ch, dummy, top;
5695             m_gridWin->GetClientSize( &cw, &ch );
5696             CalcUnscrolledPosition( 0, 0, &dummy, &top );
5697
5698             wxClientDC dc( m_gridWin );
5699             PrepareDC( dc );
5700             x = wxMax( x, GetColLeft(m_dragRowOrCol) +
5701                           GetColMinimalWidth(m_dragRowOrCol) );
5702             dc.SetLogicalFunction(wxINVERT);
5703             if ( m_dragLastPos >= 0 )
5704             {
5705                 dc.DrawLine( m_dragLastPos, top, m_dragLastPos, top+ch );
5706             }
5707             dc.DrawLine( x, top, x, top+ch );
5708             m_dragLastPos = x;
5709         }
5710
5711         return;
5712     }
5713
5714     m_isDragging = false;
5715     m_startDragPos = wxDefaultPosition;
5716
5717     // VZ: if we do this, the mode is reset to WXGRID_CURSOR_SELECT_CELL
5718     //     immediately after it becomes WXGRID_CURSOR_RESIZE_ROW/COL under
5719     //     wxGTK
5720 #if 0
5721     if ( event.Entering() || event.Leaving() )
5722     {
5723         ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
5724         m_gridWin->SetCursor( *wxSTANDARD_CURSOR );
5725     }
5726     else
5727 #endif // 0
5728
5729     // ------------ Left button pressed
5730     //
5731     if ( event.LeftDown() && coords != wxGridNoCellCoords )
5732     {
5733         if ( !SendEvent( wxEVT_GRID_CELL_LEFT_CLICK,
5734                        coords.GetRow(),
5735                        coords.GetCol(),
5736                        event ) )
5737         {
5738             if ( !event.CmdDown() )
5739                 ClearSelection();
5740             if ( event.ShiftDown() )
5741             {
5742                 if ( m_selection )
5743                 {
5744                     m_selection->SelectBlock( m_currentCellCoords.GetRow(),
5745                                               m_currentCellCoords.GetCol(),
5746                                               coords.GetRow(),
5747                                               coords.GetCol(),
5748                                               event.ControlDown(),
5749                                               event.ShiftDown(),
5750                                               event.AltDown(),
5751                                               event.MetaDown() );
5752                 }
5753             }
5754             else if ( XToEdgeOfCol(x) < 0 &&
5755                       YToEdgeOfRow(y) < 0 )
5756             {
5757                 DisableCellEditControl();
5758                 MakeCellVisible( coords );
5759
5760                 if ( event.CmdDown() )
5761                 {
5762                     if ( m_selection )
5763                     {
5764                         m_selection->ToggleCellSelection( coords.GetRow(),
5765                                                           coords.GetCol(),
5766                                                           event.ControlDown(),
5767                                                           event.ShiftDown(),
5768                                                           event.AltDown(),
5769                                                           event.MetaDown() );
5770                     }
5771                     m_selectingTopLeft = wxGridNoCellCoords;
5772                     m_selectingBottomRight = wxGridNoCellCoords;
5773                     m_selectingKeyboard = coords;
5774                 }
5775                 else
5776                 {
5777                     m_waitForSlowClick = m_currentCellCoords == coords && coords != wxGridNoCellCoords;
5778                     SetCurrentCell( coords );
5779                     if ( m_selection )
5780                     {
5781                         if ( m_selection->GetSelectionMode() !=
5782                                 wxGrid::wxGridSelectCells )
5783                         {
5784                             HighlightBlock( coords, coords );
5785                         }
5786                     }
5787                 }
5788             }
5789         }
5790     }
5791
5792
5793     // ------------ Left double click
5794     //
5795     else if ( event.LeftDClick() && coords != wxGridNoCellCoords )
5796     {
5797         DisableCellEditControl();
5798
5799         if ( XToEdgeOfCol(x) < 0 && YToEdgeOfRow(y) < 0 )
5800         {
5801             if ( !SendEvent( wxEVT_GRID_CELL_LEFT_DCLICK,
5802                              coords.GetRow(),
5803                              coords.GetCol(),
5804                              event ) )
5805             {
5806                 // we want double click to select a cell and start editing
5807                 // (i.e. to behave in same way as sequence of two slow clicks):
5808                 m_waitForSlowClick = true;
5809             }
5810         }
5811     }
5812
5813
5814     // ------------ Left button released
5815     //
5816     else if ( event.LeftUp() )
5817     {
5818         if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
5819         {
5820             if (m_winCapture)
5821             {
5822                 if (m_winCapture->HasCapture())
5823                     m_winCapture->ReleaseMouse();
5824                 m_winCapture = NULL;
5825             }
5826
5827             if ( coords == m_currentCellCoords && m_waitForSlowClick && CanEnableCellControl() )
5828             {
5829                 ClearSelection();
5830                 EnableCellEditControl();
5831
5832                 wxGridCellAttr *attr = GetCellAttr(coords);
5833                 wxGridCellEditor *editor = attr->GetEditor(this, coords.GetRow(), coords.GetCol());
5834                 editor->StartingClick();
5835                 editor->DecRef();
5836                 attr->DecRef();
5837
5838                 m_waitForSlowClick = false;
5839             }
5840             else if ( m_selectingTopLeft != wxGridNoCellCoords &&
5841                  m_selectingBottomRight != wxGridNoCellCoords )
5842             {
5843                 if ( m_selection )
5844                 {
5845                     m_selection->SelectBlock( m_selectingTopLeft.GetRow(),
5846                                               m_selectingTopLeft.GetCol(),
5847                                               m_selectingBottomRight.GetRow(),
5848                                               m_selectingBottomRight.GetCol(),
5849                                               event.ControlDown(),
5850                                               event.ShiftDown(),
5851                                               event.AltDown(),
5852                                               event.MetaDown() );
5853                 }
5854
5855                 m_selectingTopLeft = wxGridNoCellCoords;
5856                 m_selectingBottomRight = wxGridNoCellCoords;
5857
5858                 // Show the edit control, if it has been hidden for
5859                 // drag-shrinking.
5860                 ShowCellEditControl();
5861             }
5862         }
5863         else if ( m_cursorMode == WXGRID_CURSOR_RESIZE_ROW )
5864         {
5865             ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
5866             DoEndDragResizeRow();
5867
5868             // Note: we are ending the event *after* doing
5869             // default processing in this case
5870             //
5871             SendEvent( wxEVT_GRID_ROW_SIZE, m_dragRowOrCol, -1, event );
5872         }
5873         else if ( m_cursorMode == WXGRID_CURSOR_RESIZE_COL )
5874         {
5875             ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
5876             DoEndDragResizeCol();
5877
5878             // Note: we are ending the event *after* doing
5879             // default processing in this case
5880             //
5881             SendEvent( wxEVT_GRID_COL_SIZE, -1, m_dragRowOrCol, event );
5882         }
5883
5884         m_dragLastPos = -1;
5885     }
5886
5887     // ------------ Right button down
5888     //
5889     else if ( event.RightDown() && coords != wxGridNoCellCoords )
5890     {
5891         DisableCellEditControl();
5892         if ( !SendEvent( wxEVT_GRID_CELL_RIGHT_CLICK,
5893                          coords.GetRow(),
5894                          coords.GetCol(),
5895                          event ) )
5896         {
5897             // no default action at the moment
5898         }
5899     }
5900
5901     // ------------ Right double click
5902     //
5903     else if ( event.RightDClick() && coords != wxGridNoCellCoords )
5904     {
5905         DisableCellEditControl();
5906         if ( !SendEvent( wxEVT_GRID_CELL_RIGHT_DCLICK,
5907                          coords.GetRow(),
5908                          coords.GetCol(),
5909                          event ) )
5910         {
5911             // no default action at the moment
5912         }
5913     }
5914
5915     // ------------ Moving and no button action
5916     //
5917     else if ( event.Moving() && !event.IsButton() )
5918     {
5919         if ( coords.GetRow() < 0 || coords.GetCol() < 0 )
5920         {
5921             // out of grid cell area
5922             ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
5923             return;
5924         }
5925
5926         int dragRow = YToEdgeOfRow( y );
5927         int dragCol = XToEdgeOfCol( x );
5928
5929         // Dragging on the corner of a cell to resize in both
5930         // directions is not implemented yet...
5931         //
5932         if ( dragRow >= 0 && dragCol >= 0 )
5933         {
5934             ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
5935             return;
5936         }
5937
5938         if ( dragRow >= 0 )
5939         {
5940             m_dragRowOrCol = dragRow;
5941
5942             if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
5943             {
5944                 if ( CanDragRowSize() && CanDragGridSize() )
5945                     ChangeCursorMode(WXGRID_CURSOR_RESIZE_ROW);
5946             }
5947         }
5948         else if ( dragCol >= 0 )
5949         {
5950             m_dragRowOrCol = dragCol;
5951
5952             if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
5953             {
5954                 if ( CanDragColSize() && CanDragGridSize() )
5955                     ChangeCursorMode(WXGRID_CURSOR_RESIZE_COL);
5956             }
5957         }
5958         else // Neither on a row or col edge
5959         {
5960             if ( m_cursorMode != WXGRID_CURSOR_SELECT_CELL )
5961             {
5962                 ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
5963             }
5964         }
5965     }
5966 }
5967
5968 void wxGrid::DoEndDragResizeRow()
5969 {
5970     if ( m_dragLastPos >= 0 )
5971     {
5972         // erase the last line and resize the row
5973         //
5974         int cw, ch, left, dummy;
5975         m_gridWin->GetClientSize( &cw, &ch );
5976         CalcUnscrolledPosition( 0, 0, &left, &dummy );
5977
5978         wxClientDC dc( m_gridWin );
5979         PrepareDC( dc );
5980         dc.SetLogicalFunction( wxINVERT );
5981         dc.DrawLine( left, m_dragLastPos, left+cw, m_dragLastPos );
5982         HideCellEditControl();
5983         SaveEditControlValue();
5984
5985         int rowTop = GetRowTop(m_dragRowOrCol);
5986         SetRowSize( m_dragRowOrCol,
5987                     wxMax( m_dragLastPos - rowTop, m_minAcceptableRowHeight ) );
5988
5989         if ( !GetBatchCount() )
5990         {
5991             // Only needed to get the correct rect.y:
5992             wxRect rect ( CellToRect( m_dragRowOrCol, 0 ) );
5993             rect.x = 0;
5994             CalcScrolledPosition(0, rect.y, &dummy, &rect.y);
5995             rect.width = m_rowLabelWidth;
5996             rect.height = ch - rect.y;
5997             m_rowLabelWin->Refresh( true, &rect );
5998             rect.width = cw;
5999             // if there is a multicell block, paint all of it
6000             if (m_table)
6001             {
6002                 int i, cell_rows, cell_cols, subtract_rows = 0;
6003                 int leftCol = XToCol(left);
6004                 int rightCol = internalXToCol(left+cw);
6005                 if (leftCol >= 0)
6006                 {
6007                     for (i=leftCol; i<rightCol; i++)
6008                     {
6009                         GetCellSize(m_dragRowOrCol, i, &cell_rows, &cell_cols);
6010                         if (cell_rows < subtract_rows)
6011                             subtract_rows = cell_rows;
6012                     }
6013                     rect.y = GetRowTop(m_dragRowOrCol + subtract_rows);
6014                     CalcScrolledPosition(0, rect.y, &dummy, &rect.y);
6015                     rect.height = ch - rect.y;
6016                 }
6017             }
6018             m_gridWin->Refresh( false, &rect );
6019         }
6020
6021         ShowCellEditControl();
6022     }
6023 }
6024
6025
6026 void wxGrid::DoEndDragResizeCol()
6027 {
6028     if ( m_dragLastPos >= 0 )
6029     {
6030         // erase the last line and resize the col
6031         //
6032         int cw, ch, dummy, top;
6033         m_gridWin->GetClientSize( &cw, &ch );
6034         CalcUnscrolledPosition( 0, 0, &dummy, &top );
6035
6036         wxClientDC dc( m_gridWin );
6037         PrepareDC( dc );
6038         dc.SetLogicalFunction( wxINVERT );
6039         dc.DrawLine( m_dragLastPos, top, m_dragLastPos, top+ch );
6040         HideCellEditControl();
6041         SaveEditControlValue();
6042
6043         int colLeft = GetColLeft(m_dragRowOrCol);
6044         SetColSize( m_dragRowOrCol,
6045                     wxMax( m_dragLastPos - colLeft,
6046                            GetColMinimalWidth(m_dragRowOrCol) ) );
6047
6048         if ( !GetBatchCount() )
6049         {
6050             // Only needed to get the correct rect.x:
6051             wxRect rect ( CellToRect( 0, m_dragRowOrCol ) );
6052             rect.y = 0;
6053             CalcScrolledPosition(rect.x, 0, &rect.x, &dummy);
6054             rect.width = cw - rect.x;
6055             rect.height = m_colLabelHeight;
6056             m_colLabelWin->Refresh( true, &rect );
6057             rect.height = ch;
6058
6059             // if there is a multicell block, paint all of it
6060             if (m_table)
6061             {
6062                 int i, cell_rows, cell_cols, subtract_cols = 0;
6063                 int topRow = YToRow(top);
6064                 int bottomRow = internalYToRow(top+cw);
6065                 if (topRow >= 0)
6066                 {
6067                     for (i=topRow; i<bottomRow; i++)
6068                     {
6069                         GetCellSize(i, m_dragRowOrCol, &cell_rows, &cell_cols);
6070                         if (cell_cols < subtract_cols)
6071                             subtract_cols = cell_cols;
6072                     }
6073                     rect.x = GetColLeft(m_dragRowOrCol + subtract_cols);
6074                     CalcScrolledPosition(rect.x, 0, &rect.x, &dummy);
6075                     rect.width = cw - rect.x;
6076                 }
6077             }
6078
6079             m_gridWin->Refresh( false, &rect );
6080         }
6081
6082         ShowCellEditControl();
6083     }
6084 }
6085
6086 //
6087 // ------ interaction with data model
6088 //
6089 bool wxGrid::ProcessTableMessage( wxGridTableMessage& msg )
6090 {
6091     switch ( msg.GetId() )
6092     {
6093         case wxGRIDTABLE_REQUEST_VIEW_GET_VALUES:
6094             return GetModelValues();
6095
6096         case wxGRIDTABLE_REQUEST_VIEW_SEND_VALUES:
6097             return SetModelValues();
6098
6099         case wxGRIDTABLE_NOTIFY_ROWS_INSERTED:
6100         case wxGRIDTABLE_NOTIFY_ROWS_APPENDED:
6101         case wxGRIDTABLE_NOTIFY_ROWS_DELETED:
6102         case wxGRIDTABLE_NOTIFY_COLS_INSERTED:
6103         case wxGRIDTABLE_NOTIFY_COLS_APPENDED:
6104         case wxGRIDTABLE_NOTIFY_COLS_DELETED:
6105             return Redimension( msg );
6106
6107         default:
6108             return false;
6109     }
6110 }
6111
6112 // The behaviour of this function depends on the grid table class
6113 // Clear() function.  For the default wxGridStringTable class the
6114 // behavious is to replace all cell contents with wxEmptyString but
6115 // not to change the number of rows or cols.
6116 //
6117 void wxGrid::ClearGrid()
6118 {
6119     if ( m_table )
6120     {
6121         if (IsCellEditControlEnabled())
6122             DisableCellEditControl();
6123
6124         m_table->Clear();
6125         if ( !GetBatchCount() ) m_gridWin->Refresh();
6126     }
6127 }
6128
6129 bool wxGrid::InsertRows( int pos, int numRows, bool WXUNUSED(updateLabels) )
6130 {
6131     // TODO: something with updateLabels flag
6132
6133     if ( !m_created )
6134     {
6135         wxFAIL_MSG( wxT("Called wxGrid::InsertRows() before calling CreateGrid()") );
6136         return false;
6137     }
6138
6139     if ( m_table )
6140     {
6141         if (IsCellEditControlEnabled())
6142             DisableCellEditControl();
6143
6144         bool done = m_table->InsertRows( pos, numRows );
6145         return done;
6146
6147         // the table will have sent the results of the insert row
6148         // operation to this view object as a grid table message
6149     }
6150     return false;
6151 }
6152
6153 bool wxGrid::AppendRows( int numRows, bool WXUNUSED(updateLabels) )
6154 {
6155     // TODO: something with updateLabels flag
6156
6157     if ( !m_created )
6158     {
6159         wxFAIL_MSG( wxT("Called wxGrid::AppendRows() before calling CreateGrid()") );
6160         return false;
6161     }
6162
6163     if ( m_table )
6164     {
6165         bool done = m_table && m_table->AppendRows( numRows );
6166         return done;
6167         // the table will have sent the results of the append row
6168         // operation to this view object as a grid table message
6169     }
6170     return false;
6171 }
6172
6173 bool wxGrid::DeleteRows( int pos, int numRows, bool WXUNUSED(updateLabels) )
6174 {
6175     // TODO: something with updateLabels flag
6176
6177     if ( !m_created )
6178     {
6179         wxFAIL_MSG( wxT("Called wxGrid::DeleteRows() before calling CreateGrid()") );
6180         return false;
6181     }
6182
6183     if ( m_table )
6184     {
6185         if (IsCellEditControlEnabled())
6186             DisableCellEditControl();
6187
6188         bool done = m_table->DeleteRows( pos, numRows );
6189         return done;
6190         // the table will have sent the results of the delete row
6191         // operation to this view object as a grid table message
6192     }
6193     return false;
6194 }
6195
6196 bool wxGrid::InsertCols( int pos, int numCols, bool WXUNUSED(updateLabels) )
6197 {
6198     // TODO: something with updateLabels flag
6199
6200     if ( !m_created )
6201     {
6202         wxFAIL_MSG( wxT("Called wxGrid::InsertCols() before calling CreateGrid()") );
6203         return false;
6204     }
6205
6206     if ( m_table )
6207     {
6208         if (IsCellEditControlEnabled())
6209             DisableCellEditControl();
6210
6211         bool done = m_table->InsertCols( pos, numCols );
6212         return done;
6213         // the table will have sent the results of the insert col
6214         // operation to this view object as a grid table message
6215     }
6216
6217     return false;
6218 }
6219
6220 bool wxGrid::AppendCols( int numCols, bool WXUNUSED(updateLabels) )
6221 {
6222     // TODO: something with updateLabels flag
6223
6224     if ( !m_created )
6225     {
6226         wxFAIL_MSG( wxT("Called wxGrid::AppendCols() before calling CreateGrid()") );
6227         return false;
6228     }
6229
6230     if ( m_table )
6231     {
6232         bool done = m_table->AppendCols( numCols );
6233         return done;
6234         // the table will have sent the results of the append col
6235         // operation to this view object as a grid table message
6236     }
6237
6238     return false;
6239 }
6240
6241 bool wxGrid::DeleteCols( int pos, int numCols, bool WXUNUSED(updateLabels) )
6242 {
6243     // TODO: something with updateLabels flag
6244
6245     if ( !m_created )
6246     {
6247         wxFAIL_MSG( wxT("Called wxGrid::DeleteCols() before calling CreateGrid()") );
6248         return false;
6249     }
6250
6251     if ( m_table )
6252     {
6253         if (IsCellEditControlEnabled())
6254             DisableCellEditControl();
6255
6256         bool done = m_table->DeleteCols( pos, numCols );
6257         return done;
6258         // the table will have sent the results of the delete col
6259         // operation to this view object as a grid table message
6260     }
6261
6262     return false;
6263 }
6264
6265 //
6266 // ----- event handlers
6267 //
6268
6269 // Generate a grid event based on a mouse event and
6270 // return the result of ProcessEvent()
6271 //
6272 int wxGrid::SendEvent( const wxEventType type,
6273                         int row, int col,
6274                         wxMouseEvent& mouseEv )
6275 {
6276    bool claimed, vetoed;
6277
6278    if ( type == wxEVT_GRID_ROW_SIZE || type == wxEVT_GRID_COL_SIZE )
6279    {
6280        int rowOrCol = (row == -1 ? col : row);
6281
6282        wxGridSizeEvent gridEvt( GetId(),
6283                type,
6284                this,
6285                rowOrCol,
6286                mouseEv.GetX() + GetRowLabelSize(),
6287                mouseEv.GetY() + GetColLabelSize(),
6288                mouseEv.ControlDown(),
6289                mouseEv.ShiftDown(),
6290                mouseEv.AltDown(),
6291                mouseEv.MetaDown() );
6292
6293        claimed = GetEventHandler()->ProcessEvent(gridEvt);
6294        vetoed = !gridEvt.IsAllowed();
6295    }
6296    else if ( type == wxEVT_GRID_RANGE_SELECT )
6297    {
6298        // Right now, it should _never_ end up here!
6299        wxGridRangeSelectEvent gridEvt( GetId(),
6300                type,
6301                this,
6302                m_selectingTopLeft,
6303                m_selectingBottomRight,
6304                true,
6305                mouseEv.ControlDown(),
6306                mouseEv.ShiftDown(),
6307                mouseEv.AltDown(),
6308                mouseEv.MetaDown() );
6309
6310        claimed = GetEventHandler()->ProcessEvent(gridEvt);
6311        vetoed = !gridEvt.IsAllowed();
6312    }
6313    else
6314    {
6315        wxGridEvent gridEvt( GetId(),
6316                type,
6317                this,
6318                row, col,
6319                mouseEv.GetX() + GetRowLabelSize(),
6320                mouseEv.GetY() + GetColLabelSize(),
6321                false,
6322                mouseEv.ControlDown(),
6323                mouseEv.ShiftDown(),
6324                mouseEv.AltDown(),
6325                mouseEv.MetaDown() );
6326        claimed = GetEventHandler()->ProcessEvent(gridEvt);
6327        vetoed = !gridEvt.IsAllowed();
6328    }
6329
6330    // A Veto'd event may not be `claimed' so test this first
6331    if (vetoed)
6332        return -1;
6333
6334    return claimed ? 1 : 0;
6335 }
6336
6337 // Generate a grid event of specified type and return the result
6338 // of ProcessEvent().
6339 //
6340 int wxGrid::SendEvent( const wxEventType type,
6341                         int row, int col )
6342 {
6343    bool claimed;
6344    bool vetoed;
6345
6346     if ( type == wxEVT_GRID_ROW_SIZE || type == wxEVT_GRID_COL_SIZE )
6347     {
6348         int rowOrCol = (row == -1 ? col : row);
6349
6350         wxGridSizeEvent gridEvt( GetId(),
6351                                  type,
6352                                  this,
6353                                  rowOrCol );
6354
6355         claimed = GetEventHandler()->ProcessEvent(gridEvt);
6356         vetoed  = !gridEvt.IsAllowed();
6357     }
6358     else
6359     {
6360         wxGridEvent gridEvt( GetId(),
6361                              type,
6362                              this,
6363                              row, col );
6364
6365         claimed = GetEventHandler()->ProcessEvent(gridEvt);
6366         vetoed  = !gridEvt.IsAllowed();
6367      }
6368
6369     // A Veto'd event may not be `claimed' so test this first
6370     if (vetoed)
6371         return -1;
6372
6373     return claimed ? 1 : 0;
6374 }
6375
6376 void wxGrid::OnPaint( wxPaintEvent& WXUNUSED(event) )
6377 {
6378     wxPaintDC dc(this);  // needed to prevent zillions of paint events on MSW
6379 }
6380
6381 void wxGrid::Refresh(bool eraseb, const wxRect* rect)
6382 {
6383     // Don't do anything if between Begin/EndBatch...
6384     // EndBatch() will do all this on the last nested one anyway.
6385     if (! GetBatchCount())
6386     {
6387         // Refresh to get correct scrolled position:
6388         wxScrolledWindow::Refresh(eraseb, rect);
6389
6390         if (rect)
6391         {
6392             int rect_x, rect_y, rectWidth, rectHeight;
6393             int width_label, width_cell, height_label, height_cell;
6394             int x, y;
6395
6396             // Copy rectangle can get scroll offsets..
6397             rect_x = rect->GetX();
6398             rect_y = rect->GetY();
6399             rectWidth = rect->GetWidth();
6400             rectHeight = rect->GetHeight();
6401
6402             width_label = m_rowLabelWidth - rect_x;
6403             if (width_label > rectWidth)
6404                 width_label = rectWidth;
6405
6406             height_label = m_colLabelHeight - rect_y;
6407             if (height_label > rectHeight) height_label = rectHeight;
6408
6409             if (rect_x > m_rowLabelWidth)
6410             {
6411                 x = rect_x - m_rowLabelWidth;
6412                 width_cell = rectWidth;
6413             }
6414             else
6415             {
6416                 x = 0;
6417                 width_cell = rectWidth - (m_rowLabelWidth - rect_x);
6418             }
6419
6420             if (rect_y > m_colLabelHeight)
6421             {
6422                 y = rect_y - m_colLabelHeight;
6423                 height_cell = rectHeight;
6424             }
6425             else
6426             {
6427                 y = 0;
6428                 height_cell = rectHeight - (m_colLabelHeight - rect_y);
6429             }
6430
6431             // Paint corner label part intersecting rect.
6432             if ( width_label > 0 && height_label > 0 )
6433             {
6434                 wxRect anotherrect(rect_x, rect_y, width_label, height_label);
6435                 m_cornerLabelWin->Refresh(eraseb, &anotherrect);
6436             }
6437
6438             // Paint col labels part intersecting rect.
6439             if ( width_cell > 0 && height_label > 0 )
6440             {
6441                 wxRect anotherrect(x, rect_y, width_cell, height_label);
6442                 m_colLabelWin->Refresh(eraseb, &anotherrect);
6443             }
6444
6445             // Paint row labels part intersecting rect.
6446             if ( width_label > 0 && height_cell > 0 )
6447             {
6448                 wxRect anotherrect(rect_x, y, width_label, height_cell);
6449                 m_rowLabelWin->Refresh(eraseb, &anotherrect);
6450             }
6451
6452             // Paint cell area part intersecting rect.
6453             if ( width_cell > 0 && height_cell > 0 )
6454             {
6455                 wxRect anotherrect(x, y, width_cell, height_cell);
6456                 m_gridWin->Refresh(eraseb, &anotherrect);
6457             }
6458         }
6459         else
6460         {
6461             m_cornerLabelWin->Refresh(eraseb, NULL);
6462             m_colLabelWin->Refresh(eraseb, NULL);
6463             m_rowLabelWin->Refresh(eraseb, NULL);
6464             m_gridWin->Refresh(eraseb, NULL);
6465         }
6466     }
6467 }
6468
6469 void wxGrid::OnSize( wxSizeEvent& event )
6470 {
6471     // position the child windows
6472     CalcWindowSizes();
6473
6474     // don't call CalcDimensions() from here, the base class handles the size
6475     // changes itself
6476     event.Skip();
6477 }
6478
6479 void wxGrid::OnKeyDown( wxKeyEvent& event )
6480 {
6481     if ( m_inOnKeyDown )
6482     {
6483         // shouldn't be here - we are going round in circles...
6484         //
6485         wxFAIL_MSG( wxT("wxGrid::OnKeyDown called while already active") );
6486     }
6487
6488     m_inOnKeyDown = true;
6489
6490     // propagate the event up and see if it gets processed
6491     //
6492     wxWindow *parent = GetParent();
6493     wxKeyEvent keyEvt( event );
6494     keyEvt.SetEventObject( parent );
6495
6496     if ( !parent->GetEventHandler()->ProcessEvent( keyEvt ) )
6497     {
6498
6499         // try local handlers
6500         //
6501         switch ( event.GetKeyCode() )
6502         {
6503             case WXK_UP:
6504                 if ( event.ControlDown() )
6505                 {
6506                     MoveCursorUpBlock( event.ShiftDown() );
6507                 }
6508                 else
6509                 {
6510                     MoveCursorUp( event.ShiftDown() );
6511                 }
6512                 break;
6513
6514             case WXK_DOWN:
6515                 if ( event.ControlDown() )
6516                 {
6517                     MoveCursorDownBlock( event.ShiftDown() );
6518                 }
6519                 else
6520                 {
6521                     MoveCursorDown( event.ShiftDown() );
6522                 }
6523                 break;
6524
6525             case WXK_LEFT:
6526                 if ( event.ControlDown() )
6527                 {
6528                     MoveCursorLeftBlock( event.ShiftDown() );
6529                 }
6530                 else
6531                 {
6532                     MoveCursorLeft( event.ShiftDown() );
6533                 }
6534                 break;
6535
6536             case WXK_RIGHT:
6537                 if ( event.ControlDown() )
6538                 {
6539                     MoveCursorRightBlock( event.ShiftDown() );
6540                 }
6541                 else
6542                 {
6543                     MoveCursorRight( event.ShiftDown() );
6544                 }
6545                 break;
6546
6547             case WXK_RETURN:
6548             case WXK_NUMPAD_ENTER:
6549                 if ( event.ControlDown() )
6550                 {
6551                     event.Skip();  // to let the edit control have the return
6552                 }
6553                 else
6554                 {
6555                     if ( GetGridCursorRow() < GetNumberRows()-1 )
6556                     {
6557                         MoveCursorDown( event.ShiftDown() );
6558                     }
6559                     else
6560                     {
6561                         // at the bottom of a column
6562                         DisableCellEditControl();
6563                     }
6564                 }
6565                 break;
6566
6567             case WXK_ESCAPE:
6568                 ClearSelection();
6569                 break;
6570
6571             case WXK_TAB:
6572                 if (event.ShiftDown())
6573                 {
6574                     if ( GetGridCursorCol() > 0 )
6575                     {
6576                         MoveCursorLeft( false );
6577                     }
6578                     else
6579                     {
6580                         // at left of grid
6581                         DisableCellEditControl();
6582                     }
6583                 }
6584                 else
6585                 {
6586                     if ( GetGridCursorCol() < GetNumberCols()-1 )
6587                     {
6588                         MoveCursorRight( false );
6589                     }
6590                     else
6591                     {
6592                         // at right of grid
6593                         DisableCellEditControl();
6594                     }
6595                 }
6596                 break;
6597
6598             case WXK_HOME:
6599                 if ( event.ControlDown() )
6600                 {
6601                     MakeCellVisible( 0, 0 );
6602                     SetCurrentCell( 0, 0 );
6603                 }
6604                 else
6605                 {
6606                     event.Skip();
6607                 }
6608                 break;
6609
6610             case WXK_END:
6611                 if ( event.ControlDown() )
6612                 {
6613                     MakeCellVisible( m_numRows-1, m_numCols-1 );
6614                     SetCurrentCell( m_numRows-1, m_numCols-1 );
6615                 }
6616                 else
6617                 {
6618                     event.Skip();
6619                 }
6620                 break;
6621
6622             case WXK_PAGEUP:
6623                 MovePageUp();
6624                 break;
6625
6626             case WXK_PAGEDOWN:
6627                 MovePageDown();
6628                 break;
6629
6630             case WXK_SPACE:
6631                 if ( event.ControlDown() )
6632                 {
6633                     if ( m_selection )
6634                     {
6635                         m_selection->ToggleCellSelection( m_currentCellCoords.GetRow(),
6636                                                           m_currentCellCoords.GetCol(),
6637                                                           event.ControlDown(),
6638                                                           event.ShiftDown(),
6639                                                           event.AltDown(),
6640                                                           event.MetaDown() );
6641                     }
6642                     break;
6643                 }
6644                 if ( !IsEditable() )
6645                 {
6646                     MoveCursorRight( false );
6647                     break;
6648                 }
6649                 // Otherwise fall through to default
6650
6651             default:
6652                 event.Skip();
6653                 break;
6654         }
6655     }
6656
6657     m_inOnKeyDown = false;
6658 }
6659
6660 void wxGrid::OnKeyUp( wxKeyEvent& event )
6661 {
6662     // try local handlers
6663     //
6664     if ( event.GetKeyCode() == WXK_SHIFT )
6665     {
6666         if ( m_selectingTopLeft != wxGridNoCellCoords &&
6667              m_selectingBottomRight != wxGridNoCellCoords )
6668         {
6669             if ( m_selection )
6670             {
6671                 m_selection->SelectBlock( m_selectingTopLeft.GetRow(),
6672                                           m_selectingTopLeft.GetCol(),
6673                                           m_selectingBottomRight.GetRow(),
6674                                           m_selectingBottomRight.GetCol(),
6675                                           event.ControlDown(),
6676                                           true,
6677                                           event.AltDown(),
6678                                           event.MetaDown() );
6679             }
6680         }
6681
6682         m_selectingTopLeft = wxGridNoCellCoords;
6683         m_selectingBottomRight = wxGridNoCellCoords;
6684         m_selectingKeyboard = wxGridNoCellCoords;
6685     }
6686 }
6687
6688 void wxGrid::OnChar( wxKeyEvent& event )
6689 {
6690     // is it possible to edit the current cell at all?
6691     if ( !IsCellEditControlEnabled() && CanEnableCellControl() )
6692     {
6693         // yes, now check whether the cells editor accepts the key
6694         int row = m_currentCellCoords.GetRow();
6695         int col = m_currentCellCoords.GetCol();
6696         wxGridCellAttr *attr = GetCellAttr(row, col);
6697         wxGridCellEditor *editor = attr->GetEditor(this, row, col);
6698
6699         // <F2> is special and will always start editing, for
6700         // other keys - ask the editor itself
6701         if ( (event.GetKeyCode() == WXK_F2 && !event.HasModifiers())
6702              || editor->IsAcceptedKey(event) )
6703         {
6704             // ensure cell is visble
6705             MakeCellVisible(row, col);
6706             EnableCellEditControl();
6707
6708             // a problem can arise if the cell is not completely
6709             // visible (even after calling MakeCellVisible the
6710             // control is not created and calling StartingKey will
6711             // crash the app
6712             if ( event.GetKeyCode() != WXK_F2 && editor->IsCreated() && m_cellEditCtrlEnabled )
6713                 editor->StartingKey(event);
6714         }
6715         else
6716         {
6717             event.Skip();
6718         }
6719
6720         editor->DecRef();
6721         attr->DecRef();
6722     }
6723     else
6724     {
6725         event.Skip();
6726     }
6727 }
6728
6729 void wxGrid::OnEraseBackground(wxEraseEvent&)
6730 {
6731 }
6732
6733 void wxGrid::SetCurrentCell( const wxGridCellCoords& coords )
6734 {
6735     if ( SendEvent( wxEVT_GRID_SELECT_CELL, coords.GetRow(), coords.GetCol() ) )
6736     {
6737         // the event has been intercepted - do nothing
6738         return;
6739     }
6740
6741     wxClientDC dc( m_gridWin );
6742     PrepareDC( dc );
6743
6744     if ( m_currentCellCoords != wxGridNoCellCoords )
6745     {
6746         DisableCellEditControl();
6747
6748         if ( IsVisible( m_currentCellCoords, false ) )
6749         {
6750             wxRect r;
6751             r = BlockToDeviceRect( m_currentCellCoords, m_currentCellCoords );
6752             if ( !m_gridLinesEnabled )
6753             {
6754                 r.x--;
6755                 r.y--;
6756                 r.width++;
6757                 r.height++;
6758             }
6759
6760             wxGridCellCoordsArray cells = CalcCellsExposed( r );
6761
6762             // Otherwise refresh redraws the highlight!
6763             m_currentCellCoords = coords;
6764
6765             DrawGridCellArea( dc, cells );
6766             DrawAllGridLines( dc, r );
6767         }
6768     }
6769
6770     m_currentCellCoords = coords;
6771
6772     wxGridCellAttr *attr = GetCellAttr( coords );
6773     DrawCellHighlight( dc, attr );
6774     attr->DecRef();
6775 }
6776
6777 void wxGrid::HighlightBlock( int topRow, int leftCol, int bottomRow, int rightCol )
6778 {
6779     int temp;
6780     wxGridCellCoords updateTopLeft, updateBottomRight;
6781
6782     if ( m_selection )
6783     {
6784         if ( m_selection->GetSelectionMode() == wxGrid::wxGridSelectRows )
6785         {
6786             leftCol = 0;
6787             rightCol = GetNumberCols() - 1;
6788         }
6789         else if ( m_selection->GetSelectionMode() == wxGrid::wxGridSelectColumns )
6790         {
6791             topRow = 0;
6792             bottomRow = GetNumberRows() - 1;
6793         }
6794     }
6795
6796     if ( topRow > bottomRow )
6797     {
6798         temp = topRow;
6799         topRow = bottomRow;
6800         bottomRow = temp;
6801     }
6802
6803     if ( leftCol > rightCol )
6804     {
6805         temp = leftCol;
6806         leftCol = rightCol;
6807         rightCol = temp;
6808     }
6809
6810     updateTopLeft = wxGridCellCoords( topRow, leftCol );
6811     updateBottomRight = wxGridCellCoords( bottomRow, rightCol );
6812
6813     // First the case that we selected a completely new area
6814     if ( m_selectingTopLeft == wxGridNoCellCoords ||
6815          m_selectingBottomRight == wxGridNoCellCoords )
6816     {
6817         wxRect rect;
6818         rect = BlockToDeviceRect( wxGridCellCoords ( topRow, leftCol ),
6819                                   wxGridCellCoords ( bottomRow, rightCol ) );
6820         m_gridWin->Refresh( false, &rect );
6821     }
6822
6823     // Now handle changing an existing selection area.
6824     else if ( m_selectingTopLeft != updateTopLeft ||
6825               m_selectingBottomRight != updateBottomRight )
6826     {
6827         // Compute two optimal update rectangles:
6828         // Either one rectangle is a real subset of the
6829         // other, or they are (almost) disjoint!
6830         wxRect  rect[4];
6831         bool    need_refresh[4];
6832         need_refresh[0] =
6833         need_refresh[1] =
6834         need_refresh[2] =
6835         need_refresh[3] = false;
6836         int     i;
6837
6838         // Store intermediate values
6839         wxCoord oldLeft   = m_selectingTopLeft.GetCol();
6840         wxCoord oldTop    = m_selectingTopLeft.GetRow();
6841         wxCoord oldRight  = m_selectingBottomRight.GetCol();
6842         wxCoord oldBottom = m_selectingBottomRight.GetRow();
6843
6844         // Determine the outer/inner coordinates.
6845         if (oldLeft > leftCol)
6846         {
6847             temp = oldLeft;
6848             oldLeft = leftCol;
6849             leftCol = temp;
6850         }
6851         if (oldTop > topRow )
6852         {
6853             temp = oldTop;
6854             oldTop = topRow;
6855             topRow = temp;
6856         }
6857         if (oldRight < rightCol )
6858         {
6859             temp = oldRight;
6860             oldRight = rightCol;
6861             rightCol = temp;
6862         }
6863         if (oldBottom < bottomRow)
6864         {
6865             temp = oldBottom;
6866             oldBottom = bottomRow;
6867             bottomRow = temp;
6868         }
6869
6870         // Now, either the stuff marked old is the outer
6871         // rectangle or we don't have a situation where one
6872         // is contained in the other.
6873
6874         if ( oldLeft < leftCol )
6875         {
6876             // Refresh the newly selected or deselected
6877             // area to the left of the old or new selection.
6878             need_refresh[0] = true;
6879             rect[0] = BlockToDeviceRect( wxGridCellCoords ( oldTop,
6880                                                             oldLeft ),
6881                                          wxGridCellCoords ( oldBottom,
6882                                                             leftCol - 1 ) );
6883         }
6884
6885         if ( oldTop < topRow )
6886         {
6887             // Refresh the newly selected or deselected
6888             // area above the old or new selection.
6889             need_refresh[1] = true;
6890             rect[1] = BlockToDeviceRect(
6891                 wxGridCellCoords( oldTop, leftCol ),
6892                 wxGridCellCoords( topRow - 1, rightCol ) );
6893         }
6894
6895         if ( oldRight > rightCol )
6896         {
6897             // Refresh the newly selected or deselected
6898             // area to the right of the old or new selection.
6899             need_refresh[2] = true;
6900             rect[2] = BlockToDeviceRect(
6901                 wxGridCellCoords ( oldTop, rightCol + 1 ),
6902                 wxGridCellCoords ( oldBottom, oldRight ) );
6903         }
6904
6905         if ( oldBottom > bottomRow )
6906         {
6907             // Refresh the newly selected or deselected
6908             // area below the old or new selection.
6909             need_refresh[3] = true;
6910             rect[3] = BlockToDeviceRect(
6911                 wxGridCellCoords ( bottomRow + 1, leftCol ),
6912                 wxGridCellCoords ( oldBottom, rightCol ) );
6913         }
6914
6915         // various Refresh() calls
6916         for (i = 0; i < 4; i++ )
6917             if ( need_refresh[i] && rect[i] != wxGridNoCellRect )
6918                 m_gridWin->Refresh( false, &(rect[i]) );
6919     }
6920
6921     // change selection
6922     m_selectingTopLeft = updateTopLeft;
6923     m_selectingBottomRight = updateBottomRight;
6924 }
6925
6926 //
6927 // ------ functions to get/send data (see also public functions)
6928 //
6929
6930 bool wxGrid::GetModelValues()
6931 {
6932     // Hide the editor, so it won't hide a changed value.
6933     HideCellEditControl();
6934
6935     if ( m_table )
6936     {
6937         // all we need to do is repaint the grid
6938         //
6939         m_gridWin->Refresh();
6940         return true;
6941     }
6942
6943     return false;
6944 }
6945
6946 bool wxGrid::SetModelValues()
6947 {
6948     int row, col;
6949
6950     // Disable the editor, so it won't hide a changed value.
6951     // Do we also want to save the current value of the editor first?
6952     // I think so ...
6953     DisableCellEditControl();
6954
6955     if ( m_table )
6956     {
6957         for ( row = 0;  row < m_numRows;  row++ )
6958         {
6959             for ( col = 0;  col < m_numCols;  col++ )
6960             {
6961                 m_table->SetValue( row, col, GetCellValue(row, col) );
6962             }
6963         }
6964
6965         return true;
6966     }
6967
6968     return false;
6969 }
6970
6971 // Note - this function only draws cells that are in the list of
6972 // exposed cells (usually set from the update region by
6973 // CalcExposedCells)
6974 //
6975 void wxGrid::DrawGridCellArea( wxDC& dc, const wxGridCellCoordsArray& cells )
6976 {
6977     if ( !m_numRows || !m_numCols )
6978         return;
6979
6980     int i, numCells = cells.GetCount();
6981     int row, col, cell_rows, cell_cols;
6982     wxGridCellCoordsArray redrawCells;
6983
6984     for ( i = numCells-1; i >= 0;  i-- )
6985     {
6986         row = cells[i].GetRow();
6987         col = cells[i].GetCol();
6988         GetCellSize( row, col, &cell_rows, &cell_cols );
6989
6990         // If this cell is part of a multicell block, find owner for repaint
6991         if ( cell_rows <= 0 || cell_cols <= 0 )
6992         {
6993             wxGridCellCoords cell(row+cell_rows, col+cell_cols);
6994             bool marked = false;
6995             for ( int j = 0;  j < numCells;  j++ )
6996             {
6997                 if ( cell == cells[j] )
6998                 {
6999                     marked = true;
7000                     break;
7001                 }
7002             }
7003
7004             if (!marked)
7005             {
7006                 int count = redrawCells.GetCount();
7007                 for (int j = 0; j < count; j++)
7008                 {
7009                     if ( cell == redrawCells[j] )
7010                     {
7011                         marked = true;
7012                         break;
7013                     }
7014                 }
7015
7016                 if (!marked)
7017                     redrawCells.Add( cell );
7018             }
7019
7020             // don't bother drawing this cell
7021             continue;
7022         }
7023
7024         // If this cell is empty, find cell to left that might want to overflow
7025         if (m_table && m_table->IsEmptyCell(row, col))
7026         {
7027             for ( int l = 0; l < cell_rows; l++ )
7028             {
7029                 // find a cell in this row to left alreay marked for repaint
7030                 int left = col;
7031                 for (int k = 0; k < int(redrawCells.GetCount()); k++)
7032                     if ((redrawCells[k].GetCol() < left) &&
7033                         (redrawCells[k].GetRow() == row))
7034                     {
7035                         left = redrawCells[k].GetCol();
7036                     }
7037
7038                 if (left == col)
7039                     left = 0; // oh well
7040
7041                 for (int j = col - 1; j >= left; j--)
7042                 {
7043                     if (!m_table->IsEmptyCell(row + l, j))
7044                     {
7045                         if (GetCellOverflow(row + l, j))
7046                         {
7047                             wxGridCellCoords cell(row + l, j);
7048                             bool marked = false;
7049
7050                             for (int k = 0; k < numCells; k++)
7051                             {
7052                                 if ( cell == cells[k] )
7053                                 {
7054                                     marked = true;
7055                                     break;
7056                                 }
7057                             }
7058
7059                             if (!marked)
7060                             {
7061                                 int count = redrawCells.GetCount();
7062                                 for (int k = 0; k < count; k++)
7063                                 {
7064                                     if ( cell == redrawCells[k] )
7065                                     {
7066                                         marked = true;
7067                                         break;
7068                                     }
7069                                 }
7070                                 if (!marked)
7071                                     redrawCells.Add( cell );
7072                             }
7073                         }
7074                         break;
7075                     }
7076                 }
7077             }
7078         }
7079
7080         DrawCell( dc, cells[i] );
7081     }
7082
7083     numCells = redrawCells.GetCount();
7084
7085     for ( i = numCells - 1; i >= 0;  i-- )
7086     {
7087         DrawCell( dc, redrawCells[i] );
7088     }
7089 }
7090
7091 void wxGrid::DrawGridSpace( wxDC& dc )
7092 {
7093   int cw, ch;
7094   m_gridWin->GetClientSize( &cw, &ch );
7095
7096   int right, bottom;
7097   CalcUnscrolledPosition( cw, ch, &right, &bottom );
7098
7099   int rightCol = m_numCols > 0 ? GetColRight(m_numCols - 1) : 0;
7100   int bottomRow = m_numRows > 0 ? GetRowBottom(m_numRows - 1) : 0;
7101
7102   if ( right > rightCol || bottom > bottomRow )
7103   {
7104       int left, top;
7105       CalcUnscrolledPosition( 0, 0, &left, &top );
7106
7107       dc.SetBrush( wxBrush(GetDefaultCellBackgroundColour(), wxSOLID) );
7108       dc.SetPen( *wxTRANSPARENT_PEN );
7109
7110       if ( right > rightCol )
7111       {
7112           dc.DrawRectangle( rightCol, top, right - rightCol, ch);
7113       }
7114
7115       if ( bottom > bottomRow )
7116       {
7117           dc.DrawRectangle( left, bottomRow, cw, bottom - bottomRow);
7118       }
7119   }
7120 }
7121
7122 void wxGrid::DrawCell( wxDC& dc, const wxGridCellCoords& coords )
7123 {
7124     int row = coords.GetRow();
7125     int col = coords.GetCol();
7126
7127     if ( GetColWidth(col) <= 0 || GetRowHeight(row) <= 0 )
7128         return;
7129
7130     // we draw the cell border ourselves
7131 #if !WXGRID_DRAW_LINES
7132     if ( m_gridLinesEnabled )
7133         DrawCellBorder( dc, coords );
7134 #endif
7135
7136     wxGridCellAttr* attr = GetCellAttr(row, col);
7137
7138     bool isCurrent = coords == m_currentCellCoords;
7139
7140     wxRect rect = CellToRect( row, col );
7141
7142     // if the editor is shown, we should use it and not the renderer
7143     // Note: However, only if it is really _shown_, i.e. not hidden!
7144     if ( isCurrent && IsCellEditControlShown() )
7145     {
7146         // OSAF NB: this "#if..." is temporary and fixes a problem where the
7147         // edit control is erased by this code after being rendered.
7148         // On wxMac (QD build only), the cell editor is a wxTextCntl and is rendered
7149         // implicitly, causing this out-of order render.
7150 #if !defined(__WXMAC__) || wxMAC_USE_CORE_GRAPHICS
7151         wxGridCellEditor *editor = attr->GetEditor(this, row, col);
7152         editor->PaintBackground(rect, attr);
7153         editor->DecRef();
7154 #endif
7155     }
7156     else
7157     {
7158         // but all the rest is drawn by the cell renderer and hence may be
7159         // customized
7160         wxGridCellRenderer *renderer = attr->GetRenderer(this, row, col);
7161         renderer->Draw(*this, *attr, dc, rect, row, col, IsInSelection(coords));
7162         renderer->DecRef();
7163     }
7164
7165     attr->DecRef();
7166 }
7167
7168 void wxGrid::DrawCellHighlight( wxDC& dc, const wxGridCellAttr *attr )
7169 {
7170     int row = m_currentCellCoords.GetRow();
7171     int col = m_currentCellCoords.GetCol();
7172
7173     if ( GetColWidth(col) <= 0 || GetRowHeight(row) <= 0 )
7174         return;
7175
7176     wxRect rect = CellToRect(row, col);
7177
7178     // hmmm... what could we do here to show that the cell is disabled?
7179     // for now, I just draw a thinner border than for the other ones, but
7180     // it doesn't look really good
7181
7182     int penWidth = attr->IsReadOnly() ? m_cellHighlightROPenWidth : m_cellHighlightPenWidth;
7183
7184     if (penWidth > 0)
7185     {
7186         // The center of th drawn line is where the position/width/height of
7187         // the rectangle is actually at, (on wxMSW atr least,) so we will
7188         // reduce the size of the rectangle to compensate for the thickness of
7189         // the line.  If this is too strange on non wxMSW platforms then
7190         // please #ifdef this appropriately.
7191         rect.x += penWidth / 2;
7192         rect.y += penWidth / 2;
7193         rect.width -= penWidth - 1;
7194         rect.height -= penWidth - 1;
7195
7196         // Now draw the rectangle
7197         // use the cellHighlightColour if the cell is inside a selection, this
7198         // will ensure the cell is always visible.
7199         dc.SetPen(wxPen(IsInSelection(row,col) ? m_selectionForeground : m_cellHighlightColour, penWidth, wxSOLID));
7200         dc.SetBrush(*wxTRANSPARENT_BRUSH);
7201         dc.DrawRectangle(rect);
7202     }
7203
7204 #if 0
7205         // VZ: my experiments with 3D borders...
7206
7207         // how to properly set colours for arbitrary bg?
7208         wxCoord x1 = rect.x,
7209                 y1 = rect.y,
7210                 x2 = rect.x + rect.width - 1,
7211                 y2 = rect.y + rect.height - 1;
7212
7213         dc.SetPen(*wxWHITE_PEN);
7214         dc.DrawLine(x1, y1, x2, y1);
7215         dc.DrawLine(x1, y1, x1, y2);
7216
7217         dc.DrawLine(x1 + 1, y2 - 1, x2 - 1, y2 - 1);
7218         dc.DrawLine(x2 - 1, y1 + 1, x2 - 1, y2);
7219
7220         dc.SetPen(*wxBLACK_PEN);
7221         dc.DrawLine(x1, y2, x2, y2);
7222         dc.DrawLine(x2, y1, x2, y2 + 1);
7223 #endif // 0
7224 }
7225
7226 void wxGrid::DrawCellBorder( wxDC& dc, const wxGridCellCoords& coords )
7227 {
7228     int row = coords.GetRow();
7229     int col = coords.GetCol();
7230     if ( GetColWidth(col) <= 0 || GetRowHeight(row) <= 0 )
7231         return;
7232
7233     dc.SetPen( wxPen(GetGridLineColour(), 1, wxSOLID) );
7234
7235     wxRect rect = CellToRect( row, col );
7236
7237     // right hand border
7238     //
7239     dc.DrawLine( rect.x + rect.width, rect.y,
7240                  rect.x + rect.width, rect.y + rect.height + 1 );
7241
7242     // bottom border
7243     //
7244     dc.DrawLine( rect.x, rect.y + rect.height,
7245                  rect.x + rect.width, rect.y + rect.height);
7246 }
7247
7248 void wxGrid::DrawHighlight(wxDC& dc, const wxGridCellCoordsArray& cells)
7249 {
7250     // This if block was previously in wxGrid::OnPaint but that doesn't
7251     // seem to get called under wxGTK - MB
7252     //
7253     if ( m_currentCellCoords == wxGridNoCellCoords &&
7254          m_numRows && m_numCols )
7255     {
7256         m_currentCellCoords.Set(0, 0);
7257     }
7258
7259     if ( IsCellEditControlShown() )
7260     {
7261         // don't show highlight when the edit control is shown
7262         return;
7263     }
7264
7265     // if the active cell was repainted, repaint its highlight too because it
7266     // might have been damaged by the grid lines
7267     size_t count = cells.GetCount();
7268     for ( size_t n = 0; n < count; n++ )
7269     {
7270         if ( cells[n] == m_currentCellCoords )
7271         {
7272             wxGridCellAttr* attr = GetCellAttr(m_currentCellCoords);
7273             DrawCellHighlight(dc, attr);
7274             attr->DecRef();
7275
7276             break;
7277         }
7278     }
7279 }
7280
7281 // TODO: remove this ???
7282 // This is used to redraw all grid lines e.g. when the grid line colour
7283 // has been changed
7284 //
7285 void wxGrid::DrawAllGridLines( wxDC& dc, const wxRegion & WXUNUSED(reg) )
7286 {
7287 #if !WXGRID_DRAW_LINES
7288     return;
7289 #endif
7290
7291     if ( !m_gridLinesEnabled || !m_numRows || !m_numCols )
7292          return;
7293
7294     int top, bottom, left, right;
7295
7296 #if 0  //#ifndef __WXGTK__
7297     if (reg.IsEmpty())
7298     {
7299       int cw, ch;
7300       m_gridWin->GetClientSize(&cw, &ch);
7301
7302       // virtual coords of visible area
7303       //
7304       CalcUnscrolledPosition( 0, 0, &left, &top );
7305       CalcUnscrolledPosition( cw, ch, &right, &bottom );
7306     }
7307     else
7308     {
7309       wxCoord x, y, w, h;
7310       reg.GetBox(x, y, w, h);
7311       CalcUnscrolledPosition( x, y, &left, &top );
7312       CalcUnscrolledPosition( x + w, y + h, &right, &bottom );
7313     }
7314 #else
7315       int cw, ch;
7316       m_gridWin->GetClientSize(&cw, &ch);
7317       CalcUnscrolledPosition( 0, 0, &left, &top );
7318       CalcUnscrolledPosition( cw, ch, &right, &bottom );
7319 #endif
7320
7321     // avoid drawing grid lines past the last row and col
7322     //
7323     right = wxMin( right, GetColRight(m_numCols - 1) );
7324     bottom = wxMin( bottom, GetRowBottom(m_numRows - 1) );
7325
7326     // no gridlines inside multicells, clip them out
7327     int leftCol   = internalXToCol(left);
7328     int topRow    = internalYToRow(top);
7329     int rightCol  = internalXToCol(right);
7330     int bottomRow = internalYToRow(bottom);
7331
7332 #ifndef __WXMAC__
7333     // CS: I don't know why suddenly unscrolled coordinates are used for clipping
7334     wxRegion clippedcells(0, 0, cw, ch);
7335
7336     int i, j, cell_rows, cell_cols;
7337     wxRect rect;
7338
7339     for (j=topRow; j<bottomRow; j++)
7340     {
7341         for (i=leftCol; i<rightCol; i++)
7342         {
7343             GetCellSize( j, i, &cell_rows, &cell_cols );
7344             if ((cell_rows > 1) || (cell_cols > 1))
7345             {
7346                 rect = CellToRect(j,i);
7347                 CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
7348                 clippedcells.Subtract(rect);
7349             }
7350             else if ((cell_rows < 0) || (cell_cols < 0))
7351             {
7352                 rect = CellToRect(j+cell_rows, i+cell_cols);
7353                 CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
7354                 clippedcells.Subtract(rect);
7355             }
7356         }
7357     }
7358 #else
7359     wxRegion clippedcells( left , top, right - left, bottom - top);
7360
7361     int i, j, cell_rows, cell_cols;
7362     wxRect rect;
7363
7364     for (j=topRow; j<bottomRow; j++)
7365     {
7366         for (i=leftCol; i<rightCol; i++)
7367         {
7368             GetCellSize( j, i, &cell_rows, &cell_cols );
7369             if ((cell_rows > 1) || (cell_cols > 1))
7370             {
7371                 rect = CellToRect(j, i);
7372                 clippedcells.Subtract(rect);
7373             }
7374             else if ((cell_rows < 0) || (cell_cols < 0))
7375             {
7376                 rect = CellToRect(j + cell_rows, i + cell_cols);
7377                 clippedcells.Subtract(rect);
7378             }
7379         }
7380     }
7381 #endif
7382     dc.SetClippingRegion( clippedcells );
7383
7384     dc.SetPen( wxPen(GetGridLineColour(), 1, wxSOLID) );
7385
7386     // horizontal grid lines
7387     //
7388     // already declared above - int i;
7389     for ( i = internalYToRow(top); i < m_numRows; i++ )
7390     {
7391         int bot = GetRowBottom(i) - 1;
7392
7393         if ( bot > bottom )
7394         {
7395             break;
7396         }
7397
7398         if ( bot >= top )
7399         {
7400             dc.DrawLine( left, bot, right, bot );
7401         }
7402     }
7403
7404     // vertical grid lines
7405     //
7406     for ( i = internalXToCol(left); i < m_numCols; i++ )
7407     {
7408         int colRight = GetColRight(i) - 1;
7409         if ( colRight > right )
7410         {
7411             break;
7412         }
7413
7414         if ( colRight >= left )
7415         {
7416             dc.DrawLine( colRight, top, colRight, bottom );
7417         }
7418     }
7419     dc.DestroyClippingRegion();
7420 }
7421
7422 void wxGrid::DrawRowLabels( wxDC& dc ,const wxArrayInt& rows)
7423 {
7424     if ( !m_numRows )
7425         return;
7426
7427     size_t i;
7428     size_t numLabels = rows.GetCount();
7429
7430     for ( i = 0; i < numLabels; i++ )
7431     {
7432         DrawRowLabel( dc, rows[i] );
7433     }
7434 }
7435
7436 void wxGrid::DrawRowLabel( wxDC& dc, int row )
7437 {
7438     if ( GetRowHeight(row) <= 0 || m_rowLabelWidth <= 0 )
7439         return;
7440
7441     wxRect rect;
7442
7443 #ifdef __WXGTK20__
7444     rect.SetX( 1 );
7445     rect.SetY( GetRowTop(row) + 1 );
7446     rect.SetWidth( m_rowLabelWidth - 2 );
7447     rect.SetHeight( GetRowHeight(row) - 2 );
7448
7449     CalcScrolledPosition( 0, rect.y, NULL, &rect.y );
7450
7451     wxWindowDC *win_dc = (wxWindowDC*) &dc;
7452
7453     wxRendererNative::Get().DrawHeaderButton( win_dc->m_owner, dc, rect, 0 );
7454 #else
7455     int rowTop = GetRowTop(row),
7456         rowBottom = GetRowBottom(row) - 1;
7457
7458     dc.SetPen( wxPen(wxSystemSettings::GetColour(wxSYS_COLOUR_3DDKSHADOW),1, wxSOLID) );
7459     dc.DrawLine( m_rowLabelWidth-1, rowTop,
7460                  m_rowLabelWidth-1, rowBottom );
7461
7462     dc.DrawLine( 0, rowTop, 0, rowBottom );
7463
7464     dc.DrawLine( 0, rowBottom, m_rowLabelWidth, rowBottom );
7465
7466     dc.SetPen( *wxWHITE_PEN );
7467     dc.DrawLine( 1, rowTop, 1, rowBottom );
7468     dc.DrawLine( 1, rowTop, m_rowLabelWidth-1, rowTop );
7469 #endif
7470
7471     dc.SetBackgroundMode( wxTRANSPARENT );
7472     dc.SetTextForeground( GetLabelTextColour() );
7473     dc.SetFont( GetLabelFont() );
7474
7475     int hAlign, vAlign;
7476     GetRowLabelAlignment( &hAlign, &vAlign );
7477
7478     rect.SetX( 2 );
7479     rect.SetY( GetRowTop(row) + 2 );
7480     rect.SetWidth( m_rowLabelWidth - 4 );
7481     rect.SetHeight( GetRowHeight(row) - 4 );
7482     DrawTextRectangle( dc, GetRowLabelValue( row ), rect, hAlign, vAlign );
7483 }
7484
7485 void wxGrid::DrawColLabels( wxDC& dc,const wxArrayInt& cols )
7486 {
7487     if ( !m_numCols )
7488         return;
7489
7490     size_t i;
7491     size_t numLabels = cols.GetCount();
7492
7493     for ( i = 0;  i < numLabels;  i++ )
7494     {
7495         DrawColLabel( dc, cols[i] );
7496     }
7497 }
7498
7499 void wxGrid::DrawColLabel( wxDC& dc, int col )
7500 {
7501     if ( GetColWidth(col) <= 0 || m_colLabelHeight <= 0 )
7502         return;
7503
7504     int colLeft = GetColLeft(col);
7505
7506     wxRect rect;
7507
7508 #ifdef __WXGTK20__
7509     rect.SetX( colLeft + 1 );
7510     rect.SetY( 1 );
7511     rect.SetWidth( GetColWidth(col) - 2 );
7512     rect.SetHeight( m_colLabelHeight - 2 );
7513
7514     wxWindowDC *win_dc = (wxWindowDC*) &dc;
7515
7516     wxRendererNative::Get().DrawHeaderButton( win_dc->m_owner, dc, rect, 0 );
7517 #else
7518     int colRight = GetColRight(col) - 1;
7519
7520     dc.SetPen( wxPen(wxSystemSettings::GetColour(wxSYS_COLOUR_3DDKSHADOW), 1, wxSOLID) );
7521     dc.DrawLine( colRight, 0,
7522                  colRight, m_colLabelHeight-1 );
7523
7524     dc.DrawLine( colLeft, 0, colRight, 0 );
7525
7526     dc.DrawLine( colLeft, m_colLabelHeight-1,
7527                  colRight+1, m_colLabelHeight-1 );
7528
7529     dc.SetPen( *wxWHITE_PEN );
7530     dc.DrawLine( colLeft, 1, colLeft, m_colLabelHeight-1 );
7531     dc.DrawLine( colLeft, 1, colRight, 1 );
7532 #endif
7533
7534     dc.SetBackgroundMode( wxTRANSPARENT );
7535     dc.SetTextForeground( GetLabelTextColour() );
7536     dc.SetFont( GetLabelFont() );
7537
7538     int hAlign, vAlign, orient;
7539     GetColLabelAlignment( &hAlign, &vAlign );
7540     orient = GetColLabelTextOrientation();
7541
7542     rect.SetX( colLeft + 2 );
7543     rect.SetY( 2 );
7544     rect.SetWidth( GetColWidth(col) - 4 );
7545     rect.SetHeight( m_colLabelHeight - 4 );
7546     DrawTextRectangle( dc, GetColLabelValue( col ), rect, hAlign, vAlign, orient );
7547 }
7548
7549 void wxGrid::DrawTextRectangle( wxDC& dc,
7550                                 const wxString& value,
7551                                 const wxRect& rect,
7552                                 int horizAlign,
7553                                 int vertAlign,
7554                                 int textOrientation )
7555 {
7556     wxArrayString lines;
7557
7558     StringToLines( value, lines );
7559
7560     // Forward to new API.
7561     DrawTextRectangle(  dc,
7562         lines,
7563         rect,
7564         horizAlign,
7565         vertAlign,
7566         textOrientation );
7567 }
7568
7569 void wxGrid::DrawTextRectangle( wxDC& dc,
7570                                const wxArrayString& lines,
7571                                const wxRect& rect,
7572                                int horizAlign,
7573                                int vertAlign,
7574                                int textOrientation )
7575 {
7576     long textWidth = 0, textHeight = 0;
7577     long lineWidth = 0, lineHeight = 0;
7578     int nLines;
7579
7580     dc.SetClippingRegion( rect );
7581
7582     nLines = lines.GetCount();
7583     if ( nLines > 0 )
7584     {
7585         int l;
7586         float x = 0.0, y = 0.0;
7587
7588         if ( textOrientation == wxHORIZONTAL )
7589             GetTextBoxSize(dc, lines, &textWidth, &textHeight);
7590         else
7591             GetTextBoxSize( dc, lines, &textHeight, &textWidth );
7592
7593         switch ( vertAlign )
7594         {
7595         case wxALIGN_BOTTOM:
7596             if ( textOrientation == wxHORIZONTAL )
7597                 y = rect.y + (rect.height - textHeight - 1);
7598             else
7599                 x = rect.x + rect.width - textWidth;
7600             break;
7601
7602         case wxALIGN_CENTRE:
7603             if ( textOrientation == wxHORIZONTAL )
7604                 y = rect.y + ((rect.height - textHeight)/2);
7605             else
7606                 x = rect.x + ((rect.width - textWidth)/2);
7607             break;
7608
7609         case wxALIGN_TOP:
7610         default:
7611             if ( textOrientation == wxHORIZONTAL )
7612                 y = rect.y + 1;
7613             else
7614                 x = rect.x + 1;
7615             break;
7616         }
7617
7618         // Align each line of a multi-line label
7619         for ( l = 0; l < nLines; l++ )
7620         {
7621             dc.GetTextExtent(lines[l], &lineWidth, &lineHeight);
7622
7623             switch ( horizAlign )
7624             {
7625             case wxALIGN_RIGHT:
7626                 if ( textOrientation == wxHORIZONTAL )
7627                     x = rect.x + (rect.width - lineWidth - 1);
7628                 else
7629                     y = rect.y + lineWidth + 1;
7630                 break;
7631
7632             case wxALIGN_CENTRE:
7633                 if ( textOrientation == wxHORIZONTAL )
7634                     x = rect.x + ((rect.width - lineWidth) / 2);
7635                 else
7636                     y = rect.y + rect.height - ((rect.height - lineWidth) / 2);
7637                 break;
7638
7639             case wxALIGN_LEFT:
7640             default:
7641                 if ( textOrientation == wxHORIZONTAL )
7642                     x = rect.x + 1;
7643                 else
7644                     y = rect.y + rect.height - 1;
7645                 break;
7646             }
7647
7648             if ( textOrientation == wxHORIZONTAL )
7649             {
7650                 dc.DrawText( lines[l], (int)x, (int)y );
7651                 y += lineHeight;
7652             }
7653             else
7654             {
7655                 dc.DrawRotatedText( lines[l], (int)x, (int)y, 90.0 );
7656                 x += lineHeight;
7657             }
7658         }
7659     }
7660
7661     dc.DestroyClippingRegion();
7662 }
7663
7664 // Split multi-line text up into an array of strings.
7665 // Any existing contents of the string array are preserved.
7666 //
7667 void wxGrid::StringToLines( const wxString& value, wxArrayString& lines )
7668 {
7669     int startPos = 0;
7670     int pos;
7671     wxString eol = wxTextFile::GetEOL( wxTextFileType_Unix );
7672     wxString tVal = wxTextFile::Translate( value, wxTextFileType_Unix );
7673
7674     while ( startPos < (int)tVal.length() )
7675     {
7676         pos = tVal.Mid(startPos).Find( eol );
7677         if ( pos < 0 )
7678         {
7679             break;
7680         }
7681         else if ( pos == 0 )
7682         {
7683             lines.Add( wxEmptyString );
7684         }
7685         else
7686         {
7687             lines.Add( value.Mid(startPos, pos) );
7688         }
7689         startPos += pos + 1;
7690     }
7691
7692     if ( startPos < (int)value.length() )
7693     {
7694         lines.Add( value.Mid( startPos ) );
7695     }
7696 }
7697
7698 void wxGrid::GetTextBoxSize( const wxDC& dc,
7699                              const wxArrayString& lines,
7700                              long *width, long *height )
7701 {
7702     long w = 0;
7703     long h = 0;
7704     long lineW = 0, lineH = 0;
7705
7706     size_t i;
7707     for ( i = 0;  i < lines.GetCount();  i++ )
7708     {
7709         dc.GetTextExtent( lines[i], &lineW, &lineH );
7710         w = wxMax( w, lineW );
7711         h += lineH;
7712     }
7713
7714     *width = w;
7715     *height = h;
7716 }
7717
7718 //
7719 // ------ Batch processing.
7720 //
7721 void wxGrid::EndBatch()
7722 {
7723     if ( m_batchCount > 0 )
7724     {
7725         m_batchCount--;
7726         if ( !m_batchCount )
7727         {
7728             CalcDimensions();
7729             m_rowLabelWin->Refresh();
7730             m_colLabelWin->Refresh();
7731             m_cornerLabelWin->Refresh();
7732             m_gridWin->Refresh();
7733         }
7734     }
7735 }
7736
7737 // Use this, rather than wxWindow::Refresh(), to force an immediate
7738 // repainting of the grid. Has no effect if you are already inside a
7739 // BeginBatch / EndBatch block.
7740 //
7741 void wxGrid::ForceRefresh()
7742 {
7743     BeginBatch();
7744     EndBatch();
7745 }
7746
7747 bool wxGrid::Enable(bool enable)
7748 {
7749     if ( !wxScrolledWindow::Enable(enable) )
7750         return false;
7751
7752     // redraw in the new state
7753     m_gridWin->Refresh();
7754
7755     return true;
7756 }
7757
7758 //
7759 // ------ Edit control functions
7760 //
7761
7762 void wxGrid::EnableEditing( bool edit )
7763 {
7764     // TODO: improve this ?
7765     //
7766     if ( edit != m_editable )
7767     {
7768         if (!edit)
7769             EnableCellEditControl(edit);
7770         m_editable = edit;
7771     }
7772 }
7773
7774 void wxGrid::EnableCellEditControl( bool enable )
7775 {
7776     if (! m_editable)
7777         return;
7778
7779     if ( enable != m_cellEditCtrlEnabled )
7780     {
7781         if ( enable )
7782         {
7783             if (SendEvent( wxEVT_GRID_EDITOR_SHOWN) <0)
7784                 return;
7785
7786             // this should be checked by the caller!
7787             wxASSERT_MSG( CanEnableCellControl(),
7788                           _T("can't enable editing for this cell!") );
7789
7790             // do it before ShowCellEditControl()
7791             m_cellEditCtrlEnabled = enable;
7792
7793             ShowCellEditControl();
7794         }
7795         else
7796         {
7797             //FIXME:add veto support
7798             SendEvent( wxEVT_GRID_EDITOR_HIDDEN);
7799
7800             HideCellEditControl();
7801             SaveEditControlValue();
7802
7803             // do it after HideCellEditControl()
7804             m_cellEditCtrlEnabled = enable;
7805         }
7806     }
7807 }
7808
7809 bool wxGrid::IsCurrentCellReadOnly() const
7810 {
7811     // const_cast
7812     wxGridCellAttr* attr = ((wxGrid *)this)->GetCellAttr(m_currentCellCoords);
7813     bool readonly = attr->IsReadOnly();
7814     attr->DecRef();
7815
7816     return readonly;
7817 }
7818
7819 bool wxGrid::CanEnableCellControl() const
7820 {
7821     return m_editable && (m_currentCellCoords != wxGridNoCellCoords) &&
7822         !IsCurrentCellReadOnly();
7823
7824 }
7825
7826 bool wxGrid::IsCellEditControlEnabled() const
7827 {
7828     // the cell edit control might be disable for all cells or just for the
7829     // current one if it's read only
7830     return m_cellEditCtrlEnabled ? !IsCurrentCellReadOnly() : false;
7831 }
7832
7833 bool wxGrid::IsCellEditControlShown() const
7834 {
7835     bool isShown = false;
7836
7837     if ( m_cellEditCtrlEnabled )
7838     {
7839         int row = m_currentCellCoords.GetRow();
7840         int col = m_currentCellCoords.GetCol();
7841         wxGridCellAttr* attr = GetCellAttr(row, col);
7842         wxGridCellEditor* editor = attr->GetEditor((wxGrid*) this, row, col);
7843         attr->DecRef();
7844
7845         if ( editor )
7846         {
7847             if ( editor->IsCreated() )
7848             {
7849                 isShown = editor->GetControl()->IsShown();
7850             }
7851
7852             editor->DecRef();
7853         }
7854     }
7855
7856     return isShown;
7857 }
7858
7859 void wxGrid::ShowCellEditControl()
7860 {
7861     if ( IsCellEditControlEnabled() )
7862     {
7863         if ( !IsVisible( m_currentCellCoords, false ) )
7864         {
7865             m_cellEditCtrlEnabled = false;
7866             return;
7867         }
7868         else
7869         {
7870             wxRect rect = CellToRect( m_currentCellCoords );
7871             int row = m_currentCellCoords.GetRow();
7872             int col = m_currentCellCoords.GetCol();
7873
7874             // if this is part of a multicell, find owner (topleft)
7875             int cell_rows, cell_cols;
7876             GetCellSize( row, col, &cell_rows, &cell_cols );
7877             if ( cell_rows <= 0 || cell_cols <= 0 )
7878             {
7879                 row += cell_rows;
7880                 col += cell_cols;
7881                 m_currentCellCoords.SetRow( row );
7882                 m_currentCellCoords.SetCol( col );
7883             }
7884
7885             // convert to scrolled coords
7886             //
7887             CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
7888
7889             int nXMove = 0;
7890             if (rect.x < 0)
7891                 nXMove = rect.x;
7892
7893             // done in PaintBackground()
7894 #if 0
7895             // erase the highlight and the cell contents because the editor
7896             // might not cover the entire cell
7897             wxClientDC dc( m_gridWin );
7898             PrepareDC( dc );
7899             dc.SetBrush(*wxLIGHT_GREY_BRUSH); //wxBrush(attr->GetBackgroundColour(), wxSOLID));
7900             dc.SetPen(*wxTRANSPARENT_PEN);
7901             dc.DrawRectangle(rect);
7902 #endif // 0
7903
7904             // cell is shifted by one pixel
7905             // However, don't allow x or y to become negative
7906             // since the SetSize() method interprets that as
7907             // "don't change."
7908             if (rect.x > 0)
7909                 rect.x--;
7910             if (rect.y > 0)
7911                 rect.y--;
7912
7913             wxGridCellAttr* attr = GetCellAttr(row, col);
7914             wxGridCellEditor* editor = attr->GetEditor(this, row, col);
7915             if ( !editor->IsCreated() )
7916             {
7917                 editor->Create(m_gridWin, wxID_ANY,
7918                                new wxGridCellEditorEvtHandler(this, editor));
7919
7920                 wxGridEditorCreatedEvent evt(GetId(),
7921                                              wxEVT_GRID_EDITOR_CREATED,
7922                                              this,
7923                                              row,
7924                                              col,
7925                                              editor->GetControl());
7926                 GetEventHandler()->ProcessEvent(evt);
7927             }
7928
7929             // resize editor to overflow into righthand cells if allowed
7930             int maxWidth = rect.width;
7931             wxString value = GetCellValue(row, col);
7932             if ( (value != wxEmptyString) && (attr->GetOverflow()) )
7933             {
7934                 int y;
7935                 GetTextExtent(value, &maxWidth, &y, NULL, NULL, &attr->GetFont());
7936                 if (maxWidth < rect.width)
7937                     maxWidth = rect.width;
7938             }
7939
7940             int client_right = m_gridWin->GetClientSize().GetWidth();
7941             if (rect.x + maxWidth > client_right)
7942                 maxWidth = client_right - rect.x;
7943
7944             if ((maxWidth > rect.width) && (col < m_numCols) && m_table)
7945             {
7946                 GetCellSize( row, col, &cell_rows, &cell_cols );
7947                 // may have changed earlier
7948                 for (int i = col + cell_cols; i < m_numCols; i++)
7949                 {
7950                     int c_rows, c_cols;
7951                     GetCellSize( row, i, &c_rows, &c_cols );
7952
7953                     // looks weird going over a multicell
7954                     if (m_table->IsEmptyCell( row, i ) &&
7955                             (rect.width < maxWidth) && (c_rows == 1))
7956                     {
7957                         rect.width += GetColWidth( i );
7958                     }
7959                     else
7960                         break;
7961                 }
7962
7963                 if (rect.GetRight() > client_right)
7964                     rect.SetRight( client_right - 1 );
7965             }
7966
7967             editor->SetCellAttr( attr );
7968             editor->SetSize( rect );
7969             editor->GetControl()->Move(
7970                 editor->GetControl()->GetPosition().x + nXMove,
7971                 editor->GetControl()->GetPosition().y );
7972             editor->Show( true, attr );
7973
7974             int colXPos = 0;
7975             for (int i = 0; i < m_currentCellCoords.GetCol(); i++)
7976             {
7977                 colXPos += GetColSize( i );
7978             }
7979
7980             int xUnit = 1, yUnit = 1;
7981             GetScrollPixelsPerUnit( &xUnit, &yUnit );
7982             if (m_currentCellCoords.GetCol() != 0)
7983                 Scroll( colXPos / xUnit - 1, GetScrollPos( wxVERTICAL ) );
7984             else
7985                 Scroll( colXPos / xUnit, GetScrollPos( wxVERTICAL ) );
7986
7987             // recalc dimensions in case we need to
7988             // expand the scrolled window to account for editor
7989             CalcDimensions();
7990
7991             editor->BeginEdit(row, col, this);
7992             editor->SetCellAttr(NULL);
7993
7994             editor->DecRef();
7995             attr->DecRef();
7996         }
7997     }
7998 }
7999
8000 void wxGrid::HideCellEditControl()
8001 {
8002     if ( IsCellEditControlEnabled() )
8003     {
8004         int row = m_currentCellCoords.GetRow();
8005         int col = m_currentCellCoords.GetCol();
8006
8007         wxGridCellAttr *attr = GetCellAttr(row, col);
8008         wxGridCellEditor *editor = attr->GetEditor(this, row, col);
8009         editor->Show( false );
8010         editor->DecRef();
8011         attr->DecRef();
8012
8013         m_gridWin->SetFocus();
8014
8015         // refresh whole row to the right
8016         wxRect rect( CellToRect(row, col) );
8017         CalcScrolledPosition(rect.x, rect.y, &rect.x, &rect.y );
8018         rect.width = m_gridWin->GetClientSize().GetWidth() - rect.x;
8019
8020 #ifdef __WXMAC__
8021         // ensure that the pixels under the focus ring get refreshed as well
8022         rect.Inflate(10, 10);
8023 #endif
8024
8025         m_gridWin->Refresh( false, &rect );
8026     }
8027 }
8028
8029 void wxGrid::SaveEditControlValue()
8030 {
8031     if ( IsCellEditControlEnabled() )
8032     {
8033         int row = m_currentCellCoords.GetRow();
8034         int col = m_currentCellCoords.GetCol();
8035
8036         wxString oldval = GetCellValue(row, col);
8037
8038         wxGridCellAttr* attr = GetCellAttr(row, col);
8039         wxGridCellEditor* editor = attr->GetEditor(this, row, col);
8040         bool changed = editor->EndEdit(row, col, this);
8041
8042         editor->DecRef();
8043         attr->DecRef();
8044
8045         if (changed)
8046         {
8047             if ( SendEvent( wxEVT_GRID_CELL_CHANGE,
8048                        m_currentCellCoords.GetRow(),
8049                        m_currentCellCoords.GetCol() ) < 0 )
8050             {
8051                 // Event has been vetoed, set the data back.
8052                 SetCellValue(row, col, oldval);
8053             }
8054         }
8055     }
8056 }
8057
8058 //
8059 // ------ Grid location functions
8060 //  Note that all of these functions work with the logical coordinates of
8061 //  grid cells and labels so you will need to convert from device
8062 //  coordinates for mouse events etc.
8063 //
8064
8065 void wxGrid::XYToCell( int x, int y, wxGridCellCoords& coords )
8066 {
8067     int row = YToRow(y);
8068     int col = XToCol(x);
8069
8070     if ( row == -1  ||  col == -1 )
8071     {
8072         coords = wxGridNoCellCoords;
8073     }
8074     else
8075     {
8076         coords.Set( row, col );
8077     }
8078 }
8079
8080 // Internal Helper function for computing row or column from some
8081 // (unscrolled) coordinate value, using either
8082 // m_defaultRowHeight/m_defaultColWidth or binary search on array
8083 // of m_rowBottoms/m_ColRights to speed up the search!
8084
8085 static int CoordToRowOrCol(int coord, int defaultDist, int minDist,
8086                            const wxArrayInt& BorderArray, int nMax,
8087                            bool clipToMinMax)
8088 {
8089     if (coord < 0)
8090         return clipToMinMax && (nMax > 0) ? 0 : -1;
8091
8092     if (!defaultDist)
8093         defaultDist = 1;
8094
8095     size_t i_max = coord / defaultDist,
8096            i_min = 0;
8097
8098     if (BorderArray.IsEmpty())
8099     {
8100         if ((int) i_max < nMax)
8101             return i_max;
8102         return clipToMinMax ? nMax - 1 : -1;
8103     }
8104
8105     if ( i_max >= BorderArray.GetCount())
8106     {
8107         i_max = BorderArray.GetCount() - 1;
8108     }
8109     else
8110     {
8111         if ( coord >= BorderArray[i_max])
8112         {
8113             i_min = i_max;
8114             if (minDist)
8115                 i_max = coord / minDist;
8116             else
8117                 i_max =  BorderArray.GetCount() - 1;
8118         }
8119
8120         if ( i_max >= BorderArray.GetCount())
8121             i_max = BorderArray.GetCount() - 1;
8122     }
8123
8124     if ( coord >= BorderArray[i_max])
8125         return clipToMinMax ? (int)i_max : -1;
8126     if ( coord < BorderArray[0] )
8127         return 0;
8128
8129     while ( i_max - i_min > 0 )
8130     {
8131         wxCHECK_MSG(BorderArray[i_min] <= coord && coord < BorderArray[i_max],
8132                     0, _T("wxGrid: internal error in CoordToRowOrCol"));
8133         if (coord >=  BorderArray[ i_max - 1])
8134             return i_max;
8135         else
8136             i_max--;
8137         int median = i_min + (i_max - i_min + 1) / 2;
8138         if (coord < BorderArray[median])
8139             i_max = median;
8140         else
8141             i_min = median;
8142     }
8143
8144     return i_max;
8145 }
8146
8147 int wxGrid::YToRow( int y )
8148 {
8149     return CoordToRowOrCol(y, m_defaultRowHeight,
8150                            m_minAcceptableRowHeight, m_rowBottoms, m_numRows, false);
8151 }
8152
8153 int wxGrid::XToCol( int x )
8154 {
8155     return CoordToRowOrCol(x, m_defaultColWidth,
8156                            m_minAcceptableColWidth, m_colRights, m_numCols, false);
8157 }
8158
8159 // return the row number that that the y coord is near the edge of, or
8160 // -1 if not near an edge
8161 //
8162 int wxGrid::YToEdgeOfRow( int y )
8163 {
8164     int i;
8165     i = internalYToRow(y);
8166
8167     if ( GetRowHeight(i) > WXGRID_LABEL_EDGE_ZONE )
8168     {
8169         // We know that we are in row i, test whether we are
8170         // close enough to lower or upper border, respectively.
8171         if ( abs(GetRowBottom(i) - y) < WXGRID_LABEL_EDGE_ZONE )
8172             return i;
8173         else if ( i > 0 && y - GetRowTop(i) < WXGRID_LABEL_EDGE_ZONE )
8174             return i - 1;
8175     }
8176
8177     return -1;
8178 }
8179
8180 // return the col number that that the x coord is near the edge of, or
8181 // -1 if not near an edge
8182 //
8183 int wxGrid::XToEdgeOfCol( int x )
8184 {
8185     int i;
8186     i = internalXToCol(x);
8187
8188     if ( GetColWidth(i) > WXGRID_LABEL_EDGE_ZONE )
8189     {
8190         // We know that we are in column i,  test whether we are
8191         // close enough to right or left border, respectively.
8192         if ( abs(GetColRight(i) - x) < WXGRID_LABEL_EDGE_ZONE )
8193             return i;
8194         else if ( i > 0 && x - GetColLeft(i) < WXGRID_LABEL_EDGE_ZONE )
8195             return i - 1;
8196     }
8197
8198     return -1;
8199 }
8200
8201 wxRect wxGrid::CellToRect( int row, int col )
8202 {
8203     wxRect rect( -1, -1, -1, -1 );
8204
8205     if ( row >= 0 && row < m_numRows &&
8206          col >= 0 && col < m_numCols )
8207     {
8208         int i, cell_rows, cell_cols;
8209         rect.width = rect.height = 0;
8210         GetCellSize( row, col, &cell_rows, &cell_cols );
8211         // if negative then find multicell owner
8212         if (cell_rows < 0)
8213             row += cell_rows;
8214         if (cell_cols < 0)
8215              col += cell_cols;
8216         GetCellSize( row, col, &cell_rows, &cell_cols );
8217
8218         rect.x = GetColLeft(col);
8219         rect.y = GetRowTop(row);
8220         for (i=col; i < col + cell_cols; i++)
8221             rect.width += GetColWidth(i);
8222         for (i=row; i < row + cell_rows; i++)
8223             rect.height += GetRowHeight(i);
8224     }
8225
8226     // if grid lines are enabled, then the area of the cell is a bit smaller
8227     if (m_gridLinesEnabled)
8228     {
8229         rect.width -= 1;
8230         rect.height -= 1;
8231     }
8232
8233     return rect;
8234 }
8235
8236 bool wxGrid::IsVisible( int row, int col, bool wholeCellVisible )
8237 {
8238     // get the cell rectangle in logical coords
8239     //
8240     wxRect r( CellToRect( row, col ) );
8241
8242     // convert to device coords
8243     //
8244     int left, top, right, bottom;
8245     CalcScrolledPosition( r.GetLeft(), r.GetTop(), &left, &top );
8246     CalcScrolledPosition( r.GetRight(), r.GetBottom(), &right, &bottom );
8247
8248     // check against the client area of the grid window
8249     int cw, ch;
8250     m_gridWin->GetClientSize( &cw, &ch );
8251
8252     if ( wholeCellVisible )
8253     {
8254         // is the cell wholly visible ?
8255         //
8256         return ( left >= 0 && right <= cw &&
8257                  top >= 0 && bottom <= ch );
8258     }
8259     else
8260     {
8261         // is the cell partly visible ?
8262         //
8263         return ( ((left >= 0 && left < cw) || (right > 0 && right <= cw)) &&
8264                  ((top >= 0 && top < ch) || (bottom > 0 && bottom <= ch)) );
8265     }
8266 }
8267
8268 // make the specified cell location visible by doing a minimal amount
8269 // of scrolling
8270 //
8271 void wxGrid::MakeCellVisible( int row, int col )
8272 {
8273     int i;
8274     int xpos = -1, ypos = -1;
8275
8276     if ( row >= 0 && row < m_numRows &&
8277          col >= 0 && col < m_numCols )
8278     {
8279         // get the cell rectangle in logical coords
8280         wxRect r( CellToRect( row, col ) );
8281
8282         // convert to device coords
8283         int left, top, right, bottom;
8284         CalcScrolledPosition( r.GetLeft(), r.GetTop(), &left, &top );
8285         CalcScrolledPosition( r.GetRight(), r.GetBottom(), &right, &bottom );
8286
8287         int cw, ch;
8288         m_gridWin->GetClientSize( &cw, &ch );
8289
8290         if ( top < 0 )
8291         {
8292             ypos = r.GetTop();
8293         }
8294         else if ( bottom > ch )
8295         {
8296             int h = r.GetHeight();
8297             ypos = r.GetTop();
8298             for ( i = row-1;  i >= 0;  i-- )
8299             {
8300                 int rowHeight = GetRowHeight(i);
8301                 if ( h + rowHeight > ch )
8302                     break;
8303
8304                 h += rowHeight;
8305                 ypos -= rowHeight;
8306             }
8307
8308             // we divide it later by GRID_SCROLL_LINE, make sure that we don't
8309             // have rounding errors (this is important, because if we do, we
8310             // might not scroll at all and some cells won't be redrawn)
8311             //
8312             // Sometimes GRID_SCROLL_LINE/2 is not enough, so just add a full
8313             // scroll unit...
8314             ypos += m_scrollLineY;
8315         }
8316
8317         // special handling for wide cells - show always left part of the cell!
8318         // Otherwise, e.g. when stepping from row to row, it would jump between
8319         // left and right part of the cell on every step!
8320 //      if ( left < 0 )
8321         if ( left < 0 || (right-left) >= cw )
8322         {
8323             xpos = r.GetLeft();
8324         }
8325         else if ( right > cw )
8326         {
8327             // position the view so that the cell is on the right
8328             int x0, y0;
8329             CalcUnscrolledPosition(0, 0, &x0, &y0);
8330             xpos = x0 + (right - cw);
8331
8332             // see comment for ypos above
8333             xpos += m_scrollLineX;
8334         }
8335
8336         if ( xpos != -1  ||  ypos != -1 )
8337         {
8338             if ( xpos != -1 )
8339                 xpos /= m_scrollLineX;
8340             if ( ypos != -1 )
8341                 ypos /= m_scrollLineY;
8342             Scroll( xpos, ypos );
8343             AdjustScrollbars();
8344         }
8345     }
8346 }
8347
8348 //
8349 // ------ Grid cursor movement functions
8350 //
8351
8352 bool wxGrid::MoveCursorUp( bool expandSelection )
8353 {
8354     if ( m_currentCellCoords != wxGridNoCellCoords &&
8355          m_currentCellCoords.GetRow() >= 0 )
8356     {
8357         if ( expandSelection )
8358         {
8359             if ( m_selectingKeyboard == wxGridNoCellCoords )
8360                 m_selectingKeyboard = m_currentCellCoords;
8361             if ( m_selectingKeyboard.GetRow() > 0 )
8362             {
8363                 m_selectingKeyboard.SetRow( m_selectingKeyboard.GetRow() - 1 );
8364                 MakeCellVisible( m_selectingKeyboard.GetRow(),
8365                                  m_selectingKeyboard.GetCol() );
8366                 HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
8367             }
8368         }
8369         else if ( m_currentCellCoords.GetRow() > 0 )
8370         {
8371             int row = m_currentCellCoords.GetRow() - 1;
8372             int col = m_currentCellCoords.GetCol();
8373             ClearSelection();
8374             MakeCellVisible( row, col );
8375             SetCurrentCell( row, col );
8376         }
8377         else
8378             return false;
8379
8380         return true;
8381     }
8382
8383     return false;
8384 }
8385
8386 bool wxGrid::MoveCursorDown( bool expandSelection )
8387 {
8388     if ( m_currentCellCoords != wxGridNoCellCoords &&
8389          m_currentCellCoords.GetRow() < m_numRows )
8390     {
8391         if ( expandSelection )
8392         {
8393             if ( m_selectingKeyboard == wxGridNoCellCoords )
8394                 m_selectingKeyboard = m_currentCellCoords;
8395             if ( m_selectingKeyboard.GetRow() < m_numRows-1 )
8396             {
8397                 m_selectingKeyboard.SetRow( m_selectingKeyboard.GetRow() + 1 );
8398                 MakeCellVisible( m_selectingKeyboard.GetRow(),
8399                         m_selectingKeyboard.GetCol() );
8400                 HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
8401             }
8402         }
8403         else if ( m_currentCellCoords.GetRow() < m_numRows - 1 )
8404         {
8405             int row = m_currentCellCoords.GetRow() + 1;
8406             int col = m_currentCellCoords.GetCol();
8407             ClearSelection();
8408             MakeCellVisible( row, col );
8409             SetCurrentCell( row, col );
8410         }
8411         else
8412             return false;
8413
8414         return true;
8415     }
8416
8417     return false;
8418 }
8419
8420 bool wxGrid::MoveCursorLeft( bool expandSelection )
8421 {
8422     if ( m_currentCellCoords != wxGridNoCellCoords &&
8423          m_currentCellCoords.GetCol() >= 0 )
8424     {
8425         if ( expandSelection )
8426         {
8427             if ( m_selectingKeyboard == wxGridNoCellCoords )
8428                 m_selectingKeyboard = m_currentCellCoords;
8429             if ( m_selectingKeyboard.GetCol() > 0 )
8430             {
8431                 m_selectingKeyboard.SetCol( m_selectingKeyboard.GetCol() - 1 );
8432                 MakeCellVisible( m_selectingKeyboard.GetRow(),
8433                         m_selectingKeyboard.GetCol() );
8434                 HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
8435             }
8436         }
8437         else if ( m_currentCellCoords.GetCol() > 0 )
8438         {
8439             int row = m_currentCellCoords.GetRow();
8440             int col = m_currentCellCoords.GetCol() - 1;
8441             ClearSelection();
8442             MakeCellVisible( row, col );
8443             SetCurrentCell( row, col );
8444         }
8445         else
8446             return false;
8447
8448         return true;
8449     }
8450
8451     return false;
8452 }
8453
8454 bool wxGrid::MoveCursorRight( bool expandSelection )
8455 {
8456     if ( m_currentCellCoords != wxGridNoCellCoords &&
8457          m_currentCellCoords.GetCol() < m_numCols )
8458     {
8459         if ( expandSelection )
8460         {
8461             if ( m_selectingKeyboard == wxGridNoCellCoords )
8462                 m_selectingKeyboard = m_currentCellCoords;
8463             if ( m_selectingKeyboard.GetCol() < m_numCols - 1 )
8464             {
8465                 m_selectingKeyboard.SetCol( m_selectingKeyboard.GetCol() + 1 );
8466                 MakeCellVisible( m_selectingKeyboard.GetRow(),
8467                         m_selectingKeyboard.GetCol() );
8468                 HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
8469             }
8470         }
8471         else if ( m_currentCellCoords.GetCol() < m_numCols - 1 )
8472         {
8473             int row = m_currentCellCoords.GetRow();
8474             int col = m_currentCellCoords.GetCol() + 1;
8475             ClearSelection();
8476             MakeCellVisible( row, col );
8477             SetCurrentCell( row, col );
8478         }
8479         else
8480             return false;
8481
8482         return true;
8483     }
8484
8485     return false;
8486 }
8487
8488 bool wxGrid::MovePageUp()
8489 {
8490     if ( m_currentCellCoords == wxGridNoCellCoords )
8491         return false;
8492
8493     int row = m_currentCellCoords.GetRow();
8494     if ( row > 0 )
8495     {
8496         int cw, ch;
8497         m_gridWin->GetClientSize( &cw, &ch );
8498
8499         int y = GetRowTop(row);
8500         int newRow = internalYToRow( y - ch + 1 );
8501
8502         if ( newRow == row )
8503         {
8504             //row > 0 , so newrow can never be less than 0 here.
8505             newRow = row - 1;
8506         }
8507
8508         MakeCellVisible( newRow, m_currentCellCoords.GetCol() );
8509         SetCurrentCell( newRow, m_currentCellCoords.GetCol() );
8510
8511         return true;
8512     }
8513
8514     return false;
8515 }
8516
8517 bool wxGrid::MovePageDown()
8518 {
8519     if ( m_currentCellCoords == wxGridNoCellCoords )
8520         return false;
8521
8522     int row = m_currentCellCoords.GetRow();
8523     if ( (row+1) < m_numRows )
8524     {
8525         int cw, ch;
8526         m_gridWin->GetClientSize( &cw, &ch );
8527
8528         int y = GetRowTop(row);
8529         int newRow = internalYToRow( y + ch );
8530         if ( newRow == row )
8531         {
8532             // row < m_numRows , so newrow can't overflow here.
8533             newRow = row + 1;
8534         }
8535
8536         MakeCellVisible( newRow, m_currentCellCoords.GetCol() );
8537         SetCurrentCell( newRow, m_currentCellCoords.GetCol() );
8538
8539         return true;
8540     }
8541
8542     return false;
8543 }
8544
8545 bool wxGrid::MoveCursorUpBlock( bool expandSelection )
8546 {
8547     if ( m_table &&
8548          m_currentCellCoords != wxGridNoCellCoords &&
8549          m_currentCellCoords.GetRow() > 0 )
8550     {
8551         int row = m_currentCellCoords.GetRow();
8552         int col = m_currentCellCoords.GetCol();
8553
8554         if ( m_table->IsEmptyCell(row, col) )
8555         {
8556             // starting in an empty cell: find the next block of
8557             // non-empty cells
8558             //
8559             while ( row > 0 )
8560             {
8561                 row--;
8562                 if ( !(m_table->IsEmptyCell(row, col)) )
8563                     break;
8564             }
8565         }
8566         else if ( m_table->IsEmptyCell(row - 1, col) )
8567         {
8568             // starting at the top of a block: find the next block
8569             //
8570             row--;
8571             while ( row > 0 )
8572             {
8573                 row--;
8574                 if ( !(m_table->IsEmptyCell(row, col)) )
8575                     break;
8576             }
8577         }
8578         else
8579         {
8580             // starting within a block: find the top of the block
8581             //
8582             while ( row > 0 )
8583             {
8584                 row--;
8585                 if ( m_table->IsEmptyCell(row, col) )
8586                 {
8587                     row++;
8588                     break;
8589                 }
8590             }
8591         }
8592
8593         MakeCellVisible( row, col );
8594         if ( expandSelection )
8595         {
8596             m_selectingKeyboard = wxGridCellCoords( row, col );
8597             HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
8598         }
8599         else
8600         {
8601             ClearSelection();
8602             SetCurrentCell( row, col );
8603         }
8604
8605         return true;
8606     }
8607
8608     return false;
8609 }
8610
8611 bool wxGrid::MoveCursorDownBlock( bool expandSelection )
8612 {
8613     if ( m_table &&
8614          m_currentCellCoords != wxGridNoCellCoords &&
8615          m_currentCellCoords.GetRow() < m_numRows - 1 )
8616     {
8617         int row = m_currentCellCoords.GetRow();
8618         int col = m_currentCellCoords.GetCol();
8619
8620         if ( m_table->IsEmptyCell(row, col) )
8621         {
8622             // starting in an empty cell: find the next block of
8623             // non-empty cells
8624             //
8625             while ( row < m_numRows - 1 )
8626             {
8627                 row++;
8628                 if ( !(m_table->IsEmptyCell(row, col)) )
8629                     break;
8630             }
8631         }
8632         else if ( m_table->IsEmptyCell(row + 1, col) )
8633         {
8634             // starting at the bottom of a block: find the next block
8635             //
8636             row++;
8637             while ( row < m_numRows - 1 )
8638             {
8639                 row++;
8640                 if ( !(m_table->IsEmptyCell(row, col)) )
8641                     break;
8642             }
8643         }
8644         else
8645         {
8646             // starting within a block: find the bottom of the block
8647             //
8648             while ( row < m_numRows - 1 )
8649             {
8650                 row++;
8651                 if ( m_table->IsEmptyCell(row, col) )
8652                 {
8653                     row--;
8654                     break;
8655                 }
8656             }
8657         }
8658
8659         MakeCellVisible( row, col );
8660         if ( expandSelection )
8661         {
8662             m_selectingKeyboard = wxGridCellCoords( row, col );
8663             HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
8664         }
8665         else
8666         {
8667             ClearSelection();
8668             SetCurrentCell( row, col );
8669         }
8670
8671         return true;
8672     }
8673
8674     return false;
8675 }
8676
8677 bool wxGrid::MoveCursorLeftBlock( bool expandSelection )
8678 {
8679     if ( m_table &&
8680          m_currentCellCoords != wxGridNoCellCoords &&
8681          m_currentCellCoords.GetCol() > 0 )
8682     {
8683         int row = m_currentCellCoords.GetRow();
8684         int col = m_currentCellCoords.GetCol();
8685
8686         if ( m_table->IsEmptyCell(row, col) )
8687         {
8688             // starting in an empty cell: find the next block of
8689             // non-empty cells
8690             //
8691             while ( col > 0 )
8692             {
8693                 col--;
8694                 if ( !(m_table->IsEmptyCell(row, col)) )
8695                     break;
8696             }
8697         }
8698         else if ( m_table->IsEmptyCell(row, col - 1) )
8699         {
8700             // starting at the left of a block: find the next block
8701             //
8702             col--;
8703             while ( col > 0 )
8704             {
8705                 col--;
8706                 if ( !(m_table->IsEmptyCell(row, col)) )
8707                     break;
8708             }
8709         }
8710         else
8711         {
8712             // starting within a block: find the left of the block
8713             //
8714             while ( col > 0 )
8715             {
8716                 col--;
8717                 if ( m_table->IsEmptyCell(row, col) )
8718                 {
8719                     col++;
8720                     break;
8721                 }
8722             }
8723         }
8724
8725         MakeCellVisible( row, col );
8726         if ( expandSelection )
8727         {
8728             m_selectingKeyboard = wxGridCellCoords( row, col );
8729             HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
8730         }
8731         else
8732         {
8733             ClearSelection();
8734             SetCurrentCell( row, col );
8735         }
8736
8737         return true;
8738     }
8739
8740     return false;
8741 }
8742
8743 bool wxGrid::MoveCursorRightBlock( bool expandSelection )
8744 {
8745     if ( m_table &&
8746          m_currentCellCoords != wxGridNoCellCoords &&
8747          m_currentCellCoords.GetCol() < m_numCols - 1 )
8748     {
8749         int row = m_currentCellCoords.GetRow();
8750         int col = m_currentCellCoords.GetCol();
8751
8752         if ( m_table->IsEmptyCell(row, col) )
8753         {
8754             // starting in an empty cell: find the next block of
8755             // non-empty cells
8756             //
8757             while ( col < m_numCols - 1 )
8758             {
8759                 col++;
8760                 if ( !(m_table->IsEmptyCell(row, col)) )
8761                     break;
8762             }
8763         }
8764         else if ( m_table->IsEmptyCell(row, col + 1) )
8765         {
8766             // starting at the right of a block: find the next block
8767             //
8768             col++;
8769             while ( col < m_numCols - 1 )
8770             {
8771                 col++;
8772                 if ( !(m_table->IsEmptyCell(row, col)) )
8773                     break;
8774             }
8775         }
8776         else
8777         {
8778             // starting within a block: find the right of the block
8779             //
8780             while ( col < m_numCols - 1 )
8781             {
8782                 col++;
8783                 if ( m_table->IsEmptyCell(row, col) )
8784                 {
8785                     col--;
8786                     break;
8787                 }
8788             }
8789         }
8790
8791         MakeCellVisible( row, col );
8792         if ( expandSelection )
8793         {
8794             m_selectingKeyboard = wxGridCellCoords( row, col );
8795             HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
8796         }
8797         else
8798         {
8799             ClearSelection();
8800             SetCurrentCell( row, col );
8801         }
8802
8803         return true;
8804     }
8805
8806     return false;
8807 }
8808
8809 //
8810 // ------ Label values and formatting
8811 //
8812
8813 void wxGrid::GetRowLabelAlignment( int *horiz, int *vert )
8814 {
8815     if ( horiz )
8816         *horiz = m_rowLabelHorizAlign;
8817     if ( vert )
8818         *vert  = m_rowLabelVertAlign;
8819 }
8820
8821 void wxGrid::GetColLabelAlignment( int *horiz, int *vert )
8822 {
8823     if ( horiz )
8824         *horiz = m_colLabelHorizAlign;
8825     if ( vert )
8826         *vert  = m_colLabelVertAlign;
8827 }
8828
8829 int wxGrid::GetColLabelTextOrientation()
8830 {
8831     return m_colLabelTextOrientation;
8832 }
8833
8834 wxString wxGrid::GetRowLabelValue( int row )
8835 {
8836     if ( m_table )
8837     {
8838         return m_table->GetRowLabelValue( row );
8839     }
8840     else
8841     {
8842         wxString s;
8843         s << row;
8844         return s;
8845     }
8846 }
8847
8848 wxString wxGrid::GetColLabelValue( int col )
8849 {
8850     if ( m_table )
8851     {
8852         return m_table->GetColLabelValue( col );
8853     }
8854     else
8855     {
8856         wxString s;
8857         s << col;
8858         return s;
8859     }
8860 }
8861
8862 void wxGrid::SetRowLabelSize( int width )
8863 {
8864     width = wxMax( width, 0 );
8865     if ( width != m_rowLabelWidth )
8866     {
8867         if ( width == 0 )
8868         {
8869             m_rowLabelWin->Show( false );
8870             m_cornerLabelWin->Show( false );
8871         }
8872         else if ( m_rowLabelWidth == 0 )
8873         {
8874             m_rowLabelWin->Show( true );
8875             if ( m_colLabelHeight > 0 )
8876                 m_cornerLabelWin->Show( true );
8877         }
8878
8879         m_rowLabelWidth = width;
8880         CalcWindowSizes();
8881         wxScrolledWindow::Refresh( true );
8882     }
8883 }
8884
8885 void wxGrid::SetColLabelSize( int height )
8886 {
8887     height = wxMax( height, 0 );
8888     if ( height != m_colLabelHeight )
8889     {
8890         if ( height == 0 )
8891         {
8892             m_colLabelWin->Show( false );
8893             m_cornerLabelWin->Show( false );
8894         }
8895         else if ( m_colLabelHeight == 0 )
8896         {
8897             m_colLabelWin->Show( true );
8898             if ( m_rowLabelWidth > 0 ) m_cornerLabelWin->Show( true );
8899         }
8900
8901         m_colLabelHeight = height;
8902         CalcWindowSizes();
8903         wxScrolledWindow::Refresh( true );
8904     }
8905 }
8906
8907 void wxGrid::SetLabelBackgroundColour( const wxColour& colour )
8908 {
8909     if ( m_labelBackgroundColour != colour )
8910     {
8911         m_labelBackgroundColour = colour;
8912         m_rowLabelWin->SetBackgroundColour( colour );
8913         m_colLabelWin->SetBackgroundColour( colour );
8914         m_cornerLabelWin->SetBackgroundColour( colour );
8915
8916         if ( !GetBatchCount() )
8917         {
8918             m_rowLabelWin->Refresh();
8919             m_colLabelWin->Refresh();
8920             m_cornerLabelWin->Refresh();
8921         }
8922     }
8923 }
8924
8925 void wxGrid::SetLabelTextColour( const wxColour& colour )
8926 {
8927     if ( m_labelTextColour != colour )
8928     {
8929         m_labelTextColour = colour;
8930         if ( !GetBatchCount() )
8931         {
8932             m_rowLabelWin->Refresh();
8933             m_colLabelWin->Refresh();
8934         }
8935     }
8936 }
8937
8938 void wxGrid::SetLabelFont( const wxFont& font )
8939 {
8940     m_labelFont = font;
8941     if ( !GetBatchCount() )
8942     {
8943         m_rowLabelWin->Refresh();
8944         m_colLabelWin->Refresh();
8945     }
8946 }
8947
8948 void wxGrid::SetRowLabelAlignment( int horiz, int vert )
8949 {
8950     // allow old (incorrect) defs to be used
8951     switch ( horiz )
8952     {
8953         case wxLEFT:   horiz = wxALIGN_LEFT; break;
8954         case wxRIGHT:  horiz = wxALIGN_RIGHT; break;
8955         case wxCENTRE: horiz = wxALIGN_CENTRE; break;
8956     }
8957
8958     switch ( vert )
8959     {
8960         case wxTOP:    vert = wxALIGN_TOP;    break;
8961         case wxBOTTOM: vert = wxALIGN_BOTTOM; break;
8962         case wxCENTRE: vert = wxALIGN_CENTRE; break;
8963     }
8964
8965     if ( horiz == wxALIGN_LEFT || horiz == wxALIGN_CENTRE || horiz == wxALIGN_RIGHT )
8966     {
8967         m_rowLabelHorizAlign = horiz;
8968     }
8969
8970     if ( vert == wxALIGN_TOP || vert == wxALIGN_CENTRE || vert == wxALIGN_BOTTOM )
8971     {
8972         m_rowLabelVertAlign = vert;
8973     }
8974
8975     if ( !GetBatchCount() )
8976     {
8977         m_rowLabelWin->Refresh();
8978     }
8979 }
8980
8981 void wxGrid::SetColLabelAlignment( int horiz, int vert )
8982 {
8983     // allow old (incorrect) defs to be used
8984     switch ( horiz )
8985     {
8986         case wxLEFT:   horiz = wxALIGN_LEFT; break;
8987         case wxRIGHT:  horiz = wxALIGN_RIGHT; break;
8988         case wxCENTRE: horiz = wxALIGN_CENTRE; break;
8989     }
8990
8991     switch ( vert )
8992     {
8993         case wxTOP:    vert = wxALIGN_TOP;    break;
8994         case wxBOTTOM: vert = wxALIGN_BOTTOM; break;
8995         case wxCENTRE: vert = wxALIGN_CENTRE; break;
8996     }
8997
8998     if ( horiz == wxALIGN_LEFT || horiz == wxALIGN_CENTRE || horiz == wxALIGN_RIGHT )
8999     {
9000         m_colLabelHorizAlign = horiz;
9001     }
9002
9003     if ( vert == wxALIGN_TOP || vert == wxALIGN_CENTRE || vert == wxALIGN_BOTTOM )
9004     {
9005         m_colLabelVertAlign = vert;
9006     }
9007
9008     if ( !GetBatchCount() )
9009     {
9010         m_colLabelWin->Refresh();
9011     }
9012 }
9013
9014 // Note: under MSW, the default column label font must be changed because it
9015 //       does not support vertical printing
9016 //
9017 // Example: wxFont font(9, wxSWISS, wxNORMAL, wxBOLD);
9018 //                      pGrid->SetLabelFont(font);
9019 //                      pGrid->SetColLabelTextOrientation(wxVERTICAL);
9020 //
9021 void wxGrid::SetColLabelTextOrientation( int textOrientation )
9022 {
9023     if ( textOrientation == wxHORIZONTAL || textOrientation == wxVERTICAL )
9024     {
9025         m_colLabelTextOrientation = textOrientation;
9026     }
9027
9028     if ( !GetBatchCount() )
9029     {
9030         m_colLabelWin->Refresh();
9031     }
9032 }
9033
9034 void wxGrid::SetRowLabelValue( int row, const wxString& s )
9035 {
9036     if ( m_table )
9037     {
9038         m_table->SetRowLabelValue( row, s );
9039         if ( !GetBatchCount() )
9040         {
9041             wxRect rect = CellToRect( row, 0);
9042             if ( rect.height > 0 )
9043             {
9044                 CalcScrolledPosition(0, rect.y, &rect.x, &rect.y);
9045                 rect.x = 0;
9046                 rect.width = m_rowLabelWidth;
9047                 m_rowLabelWin->Refresh( true, &rect );
9048             }
9049         }
9050     }
9051 }
9052
9053 void wxGrid::SetColLabelValue( int col, const wxString& s )
9054 {
9055     if ( m_table )
9056     {
9057         m_table->SetColLabelValue( col, s );
9058         if ( !GetBatchCount() )
9059         {
9060             wxRect rect = CellToRect( 0, col );
9061             if ( rect.width > 0 )
9062             {
9063                 CalcScrolledPosition(rect.x, 0, &rect.x, &rect.y);
9064                 rect.y = 0;
9065                 rect.height = m_colLabelHeight;
9066                 m_colLabelWin->Refresh( true, &rect );
9067             }
9068         }
9069     }
9070 }
9071
9072 void wxGrid::SetGridLineColour( const wxColour& colour )
9073 {
9074     if ( m_gridLineColour != colour )
9075     {
9076         m_gridLineColour = colour;
9077
9078         wxClientDC dc( m_gridWin );
9079         PrepareDC( dc );
9080         DrawAllGridLines( dc, wxRegion() );
9081     }
9082 }
9083
9084 void wxGrid::SetCellHighlightColour( const wxColour& colour )
9085 {
9086     if ( m_cellHighlightColour != colour )
9087     {
9088         m_cellHighlightColour = colour;
9089
9090         wxClientDC dc( m_gridWin );
9091         PrepareDC( dc );
9092         wxGridCellAttr* attr = GetCellAttr(m_currentCellCoords);
9093         DrawCellHighlight(dc, attr);
9094         attr->DecRef();
9095     }
9096 }
9097
9098 void wxGrid::SetCellHighlightPenWidth(int width)
9099 {
9100     if (m_cellHighlightPenWidth != width)
9101     {
9102         m_cellHighlightPenWidth = width;
9103
9104         // Just redrawing the cell highlight is not enough since that won't
9105         // make any visible change if the the thickness is getting smaller.
9106         int row = m_currentCellCoords.GetRow();
9107         int col = m_currentCellCoords.GetCol();
9108         if ( GetColWidth(col) <= 0 || GetRowHeight(row) <= 0 )
9109             return;
9110
9111         wxRect rect = CellToRect(row, col);
9112         m_gridWin->Refresh(true, &rect);
9113     }
9114 }
9115
9116 void wxGrid::SetCellHighlightROPenWidth(int width)
9117 {
9118     if (m_cellHighlightROPenWidth != width)
9119     {
9120         m_cellHighlightROPenWidth = width;
9121
9122         // Just redrawing the cell highlight is not enough since that won't
9123         // make any visible change if the the thickness is getting smaller.
9124         int row = m_currentCellCoords.GetRow();
9125         int col = m_currentCellCoords.GetCol();
9126         if ( GetColWidth(col) <= 0 || GetRowHeight(row) <= 0 )
9127             return;
9128         wxRect rect = CellToRect(row, col);
9129         m_gridWin->Refresh(true, &rect);
9130     }
9131 }
9132
9133 void wxGrid::EnableGridLines( bool enable )
9134 {
9135     if ( enable != m_gridLinesEnabled )
9136     {
9137         m_gridLinesEnabled = enable;
9138
9139         if ( !GetBatchCount() )
9140         {
9141             if ( enable )
9142             {
9143                 wxClientDC dc( m_gridWin );
9144                 PrepareDC( dc );
9145                 DrawAllGridLines( dc, wxRegion() );
9146             }
9147             else
9148             {
9149                 m_gridWin->Refresh();
9150             }
9151         }
9152     }
9153 }
9154
9155 int wxGrid::GetDefaultRowSize()
9156 {
9157     return m_defaultRowHeight;
9158 }
9159
9160 int wxGrid::GetRowSize( int row )
9161 {
9162     wxCHECK_MSG( row >= 0 && row < m_numRows, 0, _T("invalid row index") );
9163
9164     return GetRowHeight(row);
9165 }
9166
9167 int wxGrid::GetDefaultColSize()
9168 {
9169     return m_defaultColWidth;
9170 }
9171
9172 int wxGrid::GetColSize( int col )
9173 {
9174     wxCHECK_MSG( col >= 0 && col < m_numCols, 0, _T("invalid column index") );
9175
9176     return GetColWidth(col);
9177 }
9178
9179 // ============================================================================
9180 // access to the grid attributes: each of them has a default value in the grid
9181 // itself and may be overidden on a per-cell basis
9182 // ============================================================================
9183
9184 // ----------------------------------------------------------------------------
9185 // setting default attributes
9186 // ----------------------------------------------------------------------------
9187
9188 void wxGrid::SetDefaultCellBackgroundColour( const wxColour& col )
9189 {
9190     m_defaultCellAttr->SetBackgroundColour(col);
9191 #ifdef __WXGTK__
9192     m_gridWin->SetBackgroundColour(col);
9193 #endif
9194 }
9195
9196 void wxGrid::SetDefaultCellTextColour( const wxColour& col )
9197 {
9198     m_defaultCellAttr->SetTextColour(col);
9199 }
9200
9201 void wxGrid::SetDefaultCellAlignment( int horiz, int vert )
9202 {
9203     m_defaultCellAttr->SetAlignment(horiz, vert);
9204 }
9205
9206 void wxGrid::SetDefaultCellOverflow( bool allow )
9207 {
9208     m_defaultCellAttr->SetOverflow(allow);
9209 }
9210
9211 void wxGrid::SetDefaultCellFont( const wxFont& font )
9212 {
9213     m_defaultCellAttr->SetFont(font);
9214 }
9215
9216 // For editors and renderers the type registry takes precedence over the
9217 // default attr, so we need to register the new editor/renderer for the string
9218 // data type in order to make setting a default editor/renderer appear to
9219 // work correctly.
9220
9221 void wxGrid::SetDefaultRenderer(wxGridCellRenderer *renderer)
9222 {
9223     RegisterDataType(wxGRID_VALUE_STRING,
9224                      renderer,
9225                      GetDefaultEditorForType(wxGRID_VALUE_STRING));
9226 }
9227
9228 void wxGrid::SetDefaultEditor(wxGridCellEditor *editor)
9229 {
9230     RegisterDataType(wxGRID_VALUE_STRING,
9231                      GetDefaultRendererForType(wxGRID_VALUE_STRING),
9232                      editor);
9233 }
9234
9235 // ----------------------------------------------------------------------------
9236 // access to the default attrbiutes
9237 // ----------------------------------------------------------------------------
9238
9239 wxColour wxGrid::GetDefaultCellBackgroundColour()
9240 {
9241     return m_defaultCellAttr->GetBackgroundColour();
9242 }
9243
9244 wxColour wxGrid::GetDefaultCellTextColour()
9245 {
9246     return m_defaultCellAttr->GetTextColour();
9247 }
9248
9249 wxFont wxGrid::GetDefaultCellFont()
9250 {
9251     return m_defaultCellAttr->GetFont();
9252 }
9253
9254 void wxGrid::GetDefaultCellAlignment( int *horiz, int *vert )
9255 {
9256     m_defaultCellAttr->GetAlignment(horiz, vert);
9257 }
9258
9259 bool wxGrid::GetDefaultCellOverflow()
9260 {
9261     return m_defaultCellAttr->GetOverflow();
9262 }
9263
9264 wxGridCellRenderer *wxGrid::GetDefaultRenderer() const
9265 {
9266     return m_defaultCellAttr->GetRenderer(NULL, 0, 0);
9267 }
9268
9269 wxGridCellEditor *wxGrid::GetDefaultEditor() const
9270 {
9271     return m_defaultCellAttr->GetEditor(NULL, 0, 0);
9272 }
9273
9274 // ----------------------------------------------------------------------------
9275 // access to cell attributes
9276 // ----------------------------------------------------------------------------
9277
9278 wxColour wxGrid::GetCellBackgroundColour(int row, int col)
9279 {
9280     wxGridCellAttr *attr = GetCellAttr(row, col);
9281     wxColour colour = attr->GetBackgroundColour();
9282     attr->DecRef();
9283
9284     return colour;
9285 }
9286
9287 wxColour wxGrid::GetCellTextColour( int row, int col )
9288 {
9289     wxGridCellAttr *attr = GetCellAttr(row, col);
9290     wxColour colour = attr->GetTextColour();
9291     attr->DecRef();
9292
9293     return colour;
9294 }
9295
9296 wxFont wxGrid::GetCellFont( int row, int col )
9297 {
9298     wxGridCellAttr *attr = GetCellAttr(row, col);
9299     wxFont font = attr->GetFont();
9300     attr->DecRef();
9301
9302     return font;
9303 }
9304
9305 void wxGrid::GetCellAlignment( int row, int col, int *horiz, int *vert )
9306 {
9307     wxGridCellAttr *attr = GetCellAttr(row, col);
9308     attr->GetAlignment(horiz, vert);
9309     attr->DecRef();
9310 }
9311
9312 bool wxGrid::GetCellOverflow( int row, int col )
9313 {
9314     wxGridCellAttr *attr = GetCellAttr(row, col);
9315     bool allow = attr->GetOverflow();
9316     attr->DecRef();
9317
9318     return allow;
9319 }
9320
9321 void wxGrid::GetCellSize( int row, int col, int *num_rows, int *num_cols )
9322 {
9323     wxGridCellAttr *attr = GetCellAttr(row, col);
9324     attr->GetSize( num_rows, num_cols );
9325     attr->DecRef();
9326 }
9327
9328 wxGridCellRenderer* wxGrid::GetCellRenderer(int row, int col)
9329 {
9330     wxGridCellAttr* attr = GetCellAttr(row, col);
9331     wxGridCellRenderer* renderer = attr->GetRenderer(this, row, col);
9332     attr->DecRef();
9333
9334     return renderer;
9335 }
9336
9337 wxGridCellEditor* wxGrid::GetCellEditor(int row, int col)
9338 {
9339     wxGridCellAttr* attr = GetCellAttr(row, col);
9340     wxGridCellEditor* editor = attr->GetEditor(this, row, col);
9341     attr->DecRef();
9342
9343     return editor;
9344 }
9345
9346 bool wxGrid::IsReadOnly(int row, int col) const
9347 {
9348     wxGridCellAttr* attr = GetCellAttr(row, col);
9349     bool isReadOnly = attr->IsReadOnly();
9350     attr->DecRef();
9351
9352     return isReadOnly;
9353 }
9354
9355 // ----------------------------------------------------------------------------
9356 // attribute support: cache, automatic provider creation, ...
9357 // ----------------------------------------------------------------------------
9358
9359 bool wxGrid::CanHaveAttributes()
9360 {
9361     if ( !m_table )
9362     {
9363         return false;
9364     }
9365
9366     return m_table->CanHaveAttributes();
9367 }
9368
9369 void wxGrid::ClearAttrCache()
9370 {
9371     if ( m_attrCache.row != -1 )
9372     {
9373         wxSafeDecRef(m_attrCache.attr);
9374         m_attrCache.attr = NULL;
9375         m_attrCache.row = -1;
9376     }
9377 }
9378
9379 void wxGrid::CacheAttr(int row, int col, wxGridCellAttr *attr) const
9380 {
9381     if ( attr != NULL )
9382     {
9383         wxGrid *self = (wxGrid *)this;  // const_cast
9384
9385         self->ClearAttrCache();
9386         self->m_attrCache.row = row;
9387         self->m_attrCache.col = col;
9388         self->m_attrCache.attr = attr;
9389         wxSafeIncRef(attr);
9390     }
9391 }
9392
9393 bool wxGrid::LookupAttr(int row, int col, wxGridCellAttr **attr) const
9394 {
9395     if ( row == m_attrCache.row && col == m_attrCache.col )
9396     {
9397         *attr = m_attrCache.attr;
9398         wxSafeIncRef(m_attrCache.attr);
9399
9400 #ifdef DEBUG_ATTR_CACHE
9401         gs_nAttrCacheHits++;
9402 #endif
9403
9404         return true;
9405     }
9406     else
9407     {
9408 #ifdef DEBUG_ATTR_CACHE
9409         gs_nAttrCacheMisses++;
9410 #endif
9411
9412         return false;
9413     }
9414 }
9415
9416 wxGridCellAttr *wxGrid::GetCellAttr(int row, int col) const
9417 {
9418     wxGridCellAttr *attr = NULL;
9419     // Additional test to avoid looking at the cache e.g. for
9420     // wxNoCellCoords, as this will confuse memory management.
9421     if ( row >= 0 )
9422     {
9423         if ( !LookupAttr(row, col, &attr) )
9424         {
9425             attr = m_table ? m_table->GetAttr(row, col , wxGridCellAttr::Any)
9426                            : (wxGridCellAttr *)NULL;
9427             CacheAttr(row, col, attr);
9428         }
9429     }
9430
9431     if (attr)
9432     {
9433         attr->SetDefAttr(m_defaultCellAttr);
9434     }
9435     else
9436     {
9437         attr = m_defaultCellAttr;
9438         attr->IncRef();
9439     }
9440
9441     return attr;
9442 }
9443
9444 wxGridCellAttr *wxGrid::GetOrCreateCellAttr(int row, int col) const
9445 {
9446     wxGridCellAttr *attr = (wxGridCellAttr *)NULL;
9447     bool canHave = ((wxGrid*)this)->CanHaveAttributes();
9448
9449     wxCHECK_MSG( canHave, attr, _T("Cell attributes not allowed"));
9450     wxCHECK_MSG( m_table, attr, _T("must have a table") );
9451
9452     attr = m_table->GetAttr(row, col, wxGridCellAttr::Cell);
9453     if ( !attr )
9454     {
9455         attr = new wxGridCellAttr(m_defaultCellAttr);
9456
9457         // artificially inc the ref count to match DecRef() in caller
9458         attr->IncRef();
9459         m_table->SetAttr(attr, row, col);
9460     }
9461
9462     return attr;
9463 }
9464
9465 // ----------------------------------------------------------------------------
9466 // setting column attributes (wrappers around SetColAttr)
9467 // ----------------------------------------------------------------------------
9468
9469 void wxGrid::SetColFormatBool(int col)
9470 {
9471     SetColFormatCustom(col, wxGRID_VALUE_BOOL);
9472 }
9473
9474 void wxGrid::SetColFormatNumber(int col)
9475 {
9476     SetColFormatCustom(col, wxGRID_VALUE_NUMBER);
9477 }
9478
9479 void wxGrid::SetColFormatFloat(int col, int width, int precision)
9480 {
9481     wxString typeName = wxGRID_VALUE_FLOAT;
9482     if ( (width != -1) || (precision != -1) )
9483     {
9484         typeName << _T(':') << width << _T(',') << precision;
9485     }
9486
9487     SetColFormatCustom(col, typeName);
9488 }
9489
9490 void wxGrid::SetColFormatCustom(int col, const wxString& typeName)
9491 {
9492     wxGridCellAttr *attr = m_table->GetAttr(-1, col, wxGridCellAttr::Col );
9493     if (!attr)
9494         attr = new wxGridCellAttr;
9495     wxGridCellRenderer *renderer = GetDefaultRendererForType(typeName);
9496     attr->SetRenderer(renderer);
9497
9498     SetColAttr(col, attr);
9499
9500 }
9501
9502 // ----------------------------------------------------------------------------
9503 // setting cell attributes: this is forwarded to the table
9504 // ----------------------------------------------------------------------------
9505
9506 void wxGrid::SetAttr(int row, int col, wxGridCellAttr *attr)
9507 {
9508     if ( CanHaveAttributes() )
9509     {
9510         m_table->SetAttr(attr, row, col);
9511         ClearAttrCache();
9512     }
9513     else
9514     {
9515         wxSafeDecRef(attr);
9516     }
9517 }
9518
9519 void wxGrid::SetRowAttr(int row, wxGridCellAttr *attr)
9520 {
9521     if ( CanHaveAttributes() )
9522     {
9523         m_table->SetRowAttr(attr, row);
9524         ClearAttrCache();
9525     }
9526     else
9527     {
9528         wxSafeDecRef(attr);
9529     }
9530 }
9531
9532 void wxGrid::SetColAttr(int col, wxGridCellAttr *attr)
9533 {
9534     if ( CanHaveAttributes() )
9535     {
9536         m_table->SetColAttr(attr, col);
9537         ClearAttrCache();
9538     }
9539     else
9540     {
9541         wxSafeDecRef(attr);
9542     }
9543 }
9544
9545 void wxGrid::SetCellBackgroundColour( int row, int col, const wxColour& colour )
9546 {
9547     if ( CanHaveAttributes() )
9548     {
9549         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
9550         attr->SetBackgroundColour(colour);
9551         attr->DecRef();
9552     }
9553 }
9554
9555 void wxGrid::SetCellTextColour( int row, int col, const wxColour& colour )
9556 {
9557     if ( CanHaveAttributes() )
9558     {
9559         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
9560         attr->SetTextColour(colour);
9561         attr->DecRef();
9562     }
9563 }
9564
9565 void wxGrid::SetCellFont( int row, int col, const wxFont& font )
9566 {
9567     if ( CanHaveAttributes() )
9568     {
9569         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
9570         attr->SetFont(font);
9571         attr->DecRef();
9572     }
9573 }
9574
9575 void wxGrid::SetCellAlignment( int row, int col, int horiz, int vert )
9576 {
9577     if ( CanHaveAttributes() )
9578     {
9579         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
9580         attr->SetAlignment(horiz, vert);
9581         attr->DecRef();
9582     }
9583 }
9584
9585 void wxGrid::SetCellOverflow( int row, int col, bool allow )
9586 {
9587     if ( CanHaveAttributes() )
9588     {
9589         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
9590         attr->SetOverflow(allow);
9591         attr->DecRef();
9592     }
9593 }
9594
9595 void wxGrid::SetCellSize( int row, int col, int num_rows, int num_cols )
9596 {
9597     if ( CanHaveAttributes() )
9598     {
9599         int cell_rows, cell_cols;
9600
9601         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
9602         attr->GetSize(&cell_rows, &cell_cols);
9603         attr->SetSize(num_rows, num_cols);
9604         attr->DecRef();
9605
9606         // Cannot set the size of a cell to 0 or negative values
9607         // While it is perfectly legal to do that, this function cannot
9608         // handle all the possibilies, do it by hand by getting the CellAttr.
9609         // You can only set the size of a cell to 1,1 or greater with this fn
9610         wxASSERT_MSG( !((cell_rows < 1) || (cell_cols < 1)),
9611                       wxT("wxGrid::SetCellSize setting cell size that is already part of another cell"));
9612         wxASSERT_MSG( !((num_rows < 1) || (num_cols < 1)),
9613                       wxT("wxGrid::SetCellSize setting cell size to < 1"));
9614
9615         // if this was already a multicell then "turn off" the other cells first
9616         if ((cell_rows > 1) || (cell_rows > 1))
9617         {
9618             int i, j;
9619             for (j=row; j < row + cell_rows; j++)
9620             {
9621                 for (i=col; i < col + cell_cols; i++)
9622                 {
9623                     if ((i != col) || (j != row))
9624                     {
9625                         wxGridCellAttr *attr_stub = GetOrCreateCellAttr(j, i);
9626                         attr_stub->SetSize( 1, 1 );
9627                         attr_stub->DecRef();
9628                     }
9629                 }
9630             }
9631         }
9632
9633         // mark the cells that will be covered by this cell to
9634         // negative or zero values to point back at this cell
9635         if (((num_rows > 1) || (num_cols > 1)) && (num_rows >= 1) && (num_cols >= 1))
9636         {
9637             int i, j;
9638             for (j=row; j < row + num_rows; j++)
9639             {
9640                 for (i=col; i < col + num_cols; i++)
9641                 {
9642                     if ((i != col) || (j != row))
9643                     {
9644                         wxGridCellAttr *attr_stub = GetOrCreateCellAttr(j, i);
9645                         attr_stub->SetSize( row - j, col - i );
9646                         attr_stub->DecRef();
9647                     }
9648                 }
9649             }
9650         }
9651     }
9652 }
9653
9654 void wxGrid::SetCellRenderer(int row, int col, wxGridCellRenderer *renderer)
9655 {
9656     if ( CanHaveAttributes() )
9657     {
9658         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
9659         attr->SetRenderer(renderer);
9660         attr->DecRef();
9661     }
9662 }
9663
9664 void wxGrid::SetCellEditor(int row, int col, wxGridCellEditor* editor)
9665 {
9666     if ( CanHaveAttributes() )
9667     {
9668         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
9669         attr->SetEditor(editor);
9670         attr->DecRef();
9671     }
9672 }
9673
9674 void wxGrid::SetReadOnly(int row, int col, bool isReadOnly)
9675 {
9676     if ( CanHaveAttributes() )
9677     {
9678         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
9679         attr->SetReadOnly(isReadOnly);
9680         attr->DecRef();
9681     }
9682 }
9683
9684 // ----------------------------------------------------------------------------
9685 // Data type registration
9686 // ----------------------------------------------------------------------------
9687
9688 void wxGrid::RegisterDataType(const wxString& typeName,
9689                               wxGridCellRenderer* renderer,
9690                               wxGridCellEditor* editor)
9691 {
9692     m_typeRegistry->RegisterDataType(typeName, renderer, editor);
9693 }
9694
9695
9696 wxGridCellEditor* wxGrid::GetDefaultEditorForCell(int row, int col) const
9697 {
9698     wxString typeName = m_table->GetTypeName(row, col);
9699     return GetDefaultEditorForType(typeName);
9700 }
9701
9702 wxGridCellRenderer* wxGrid::GetDefaultRendererForCell(int row, int col) const
9703 {
9704     wxString typeName = m_table->GetTypeName(row, col);
9705     return GetDefaultRendererForType(typeName);
9706 }
9707
9708 wxGridCellEditor* wxGrid::GetDefaultEditorForType(const wxString& typeName) const
9709 {
9710     int index = m_typeRegistry->FindOrCloneDataType(typeName);
9711     if ( index == wxNOT_FOUND )
9712     {
9713         wxString errStr;
9714
9715         errStr.Printf(wxT("Unknown data type name [%s]"), typeName.c_str());
9716         wxFAIL_MSG(errStr.c_str());
9717
9718         return NULL;
9719     }
9720
9721     return m_typeRegistry->GetEditor(index);
9722 }
9723
9724 wxGridCellRenderer* wxGrid::GetDefaultRendererForType(const wxString& typeName) const
9725 {
9726     int index = m_typeRegistry->FindOrCloneDataType(typeName);
9727     if ( index == wxNOT_FOUND )
9728     {
9729         wxString errStr;
9730
9731         errStr.Printf(wxT("Unknown data type name [%s]"), typeName.c_str());
9732         wxFAIL_MSG(errStr.c_str());
9733
9734         return NULL;
9735     }
9736
9737     return m_typeRegistry->GetRenderer(index);
9738 }
9739
9740 // ----------------------------------------------------------------------------
9741 // row/col size
9742 // ----------------------------------------------------------------------------
9743
9744 void wxGrid::EnableDragRowSize( bool enable )
9745 {
9746     m_canDragRowSize = enable;
9747 }
9748
9749 void wxGrid::EnableDragColSize( bool enable )
9750 {
9751     m_canDragColSize = enable;
9752 }
9753
9754 void wxGrid::EnableDragGridSize( bool enable )
9755 {
9756     m_canDragGridSize = enable;
9757 }
9758
9759 void wxGrid::EnableDragCell( bool enable )
9760 {
9761     m_canDragCell = enable;
9762 }
9763
9764 void wxGrid::SetDefaultRowSize( int height, bool resizeExistingRows )
9765 {
9766     m_defaultRowHeight = wxMax( height, m_minAcceptableRowHeight );
9767
9768     if ( resizeExistingRows )
9769     {
9770         // since we are resizing all rows to the default row size,
9771         // we can simply clear the row heights and row bottoms
9772         // arrays (which also allows us to take advantage of
9773         // some speed optimisations)
9774         m_rowHeights.Empty();
9775         m_rowBottoms.Empty();
9776         if ( !GetBatchCount() )
9777             CalcDimensions();
9778     }
9779 }
9780
9781 void wxGrid::SetRowSize( int row, int height )
9782 {
9783     wxCHECK_RET( row >= 0 && row < m_numRows, _T("invalid row index") );
9784
9785     // See comment in SetColSize
9786     if ( height < GetRowMinimalAcceptableHeight())
9787         return;
9788
9789     if ( m_rowHeights.IsEmpty() )
9790     {
9791         // need to really create the array
9792         InitRowHeights();
9793     }
9794
9795     int h = wxMax( 0, height );
9796     int diff = h - m_rowHeights[row];
9797
9798     m_rowHeights[row] = h;
9799     int i;
9800     for ( i = row;  i < m_numRows;  i++ )
9801     {
9802         m_rowBottoms[i] += diff;
9803     }
9804
9805     if ( !GetBatchCount() )
9806         CalcDimensions();
9807 }
9808
9809 void wxGrid::SetDefaultColSize( int width, bool resizeExistingCols )
9810 {
9811     m_defaultColWidth = wxMax( width, m_minAcceptableColWidth );
9812
9813     if ( resizeExistingCols )
9814     {
9815         // since we are resizing all columns to the default column size,
9816         // we can simply clear the col widths and col rights
9817         // arrays (which also allows us to take advantage of
9818         // some speed optimisations)
9819         m_colWidths.Empty();
9820         m_colRights.Empty();
9821         if ( !GetBatchCount() )
9822             CalcDimensions();
9823     }
9824 }
9825
9826 void wxGrid::SetColSize( int col, int width )
9827 {
9828     wxCHECK_RET( col >= 0 && col < m_numCols, _T("invalid column index") );
9829
9830     // should we check that it's bigger than GetColMinimalWidth(col) here?
9831     //                                                                 (VZ)
9832     // No, because it is reasonable to assume the library user know's
9833     // what he is doing. However whe should test against the weaker
9834     // constariant of minimalAcceptableWidth, as this breaks rendering
9835     //
9836     // This test then fixes sf.net bug #645734
9837
9838     if ( width < GetColMinimalAcceptableWidth() )
9839         return;
9840
9841     if ( m_colWidths.IsEmpty() )
9842     {
9843         // need to really create the array
9844         InitColWidths();
9845     }
9846
9847     // if < 0 calc new width from label
9848     if ( width < 0 )
9849     {
9850       long w, h;
9851       wxArrayString lines;
9852       wxClientDC dc(m_colLabelWin);
9853       dc.SetFont(GetLabelFont());
9854       StringToLines(GetColLabelValue(col), lines);
9855       GetTextBoxSize(dc, lines, &w, &h);
9856       width = w + 6;
9857     }
9858
9859     int w = wxMax( 0, width );
9860     int diff = w - m_colWidths[col];
9861     m_colWidths[col] = w;
9862
9863     int i;
9864     for ( i = col;  i < m_numCols;  i++ )
9865     {
9866         m_colRights[i] += diff;
9867     }
9868
9869     if ( !GetBatchCount() )
9870         CalcDimensions();
9871 }
9872
9873 void wxGrid::SetColMinimalWidth( int col, int width )
9874 {
9875     if (width > GetColMinimalAcceptableWidth())
9876     {
9877         wxLongToLongHashMap::key_type key = (wxLongToLongHashMap::key_type)col;
9878         m_colMinWidths[key] = width;
9879     }
9880 }
9881
9882 void wxGrid::SetRowMinimalHeight( int row, int width )
9883 {
9884     if (width > GetRowMinimalAcceptableHeight())
9885     {
9886         wxLongToLongHashMap::key_type key = (wxLongToLongHashMap::key_type)row;
9887         m_rowMinHeights[key] = width;
9888     }
9889 }
9890
9891 int wxGrid::GetColMinimalWidth(int col) const
9892 {
9893     wxLongToLongHashMap::key_type key = (wxLongToLongHashMap::key_type)col;
9894     wxLongToLongHashMap::const_iterator it = m_colMinWidths.find(key);
9895
9896     return it != m_colMinWidths.end() ? (int)it->second : m_minAcceptableColWidth;
9897 }
9898
9899 int wxGrid::GetRowMinimalHeight(int row) const
9900 {
9901     wxLongToLongHashMap::key_type key = (wxLongToLongHashMap::key_type)row;
9902     wxLongToLongHashMap::const_iterator it = m_rowMinHeights.find(key);
9903
9904     return it != m_rowMinHeights.end() ? (int)it->second : m_minAcceptableRowHeight;
9905 }
9906
9907 void wxGrid::SetColMinimalAcceptableWidth( int width )
9908 {
9909     // We do allow a width of 0 since this gives us
9910     // an easy way to temporarily hiding columns.
9911     if ( width >= 0 )
9912         m_minAcceptableColWidth = width;
9913 }
9914
9915 void wxGrid::SetRowMinimalAcceptableHeight( int height )
9916 {
9917     // We do allow a height of 0 since this gives us
9918     // an easy way to temporarily hiding rows.
9919     if ( height >= 0 )
9920         m_minAcceptableRowHeight = height;
9921 }
9922
9923 int  wxGrid::GetColMinimalAcceptableWidth() const
9924 {
9925     return m_minAcceptableColWidth;
9926 }
9927
9928 int  wxGrid::GetRowMinimalAcceptableHeight() const
9929 {
9930     return m_minAcceptableRowHeight;
9931 }
9932
9933 // ----------------------------------------------------------------------------
9934 // auto sizing
9935 // ----------------------------------------------------------------------------
9936
9937 void wxGrid::AutoSizeColOrRow( int colOrRow, bool setAsMin, bool column )
9938 {
9939     wxClientDC dc(m_gridWin);
9940
9941     // cancel editing of cell
9942     HideCellEditControl();
9943     SaveEditControlValue();
9944
9945     // init both of them to avoid compiler warnings, even if we only need one
9946     int row = -1,
9947         col = -1;
9948     if ( column )
9949         col = colOrRow;
9950     else
9951         row = colOrRow;
9952
9953     wxCoord extent, extentMax = 0;
9954     int max = column ? m_numRows : m_numCols;
9955     for ( int rowOrCol = 0; rowOrCol < max; rowOrCol++ )
9956     {
9957         if ( column )
9958             row = rowOrCol;
9959         else
9960             col = rowOrCol;
9961
9962         wxGridCellAttr *attr = GetCellAttr(row, col);
9963         wxGridCellRenderer *renderer = attr->GetRenderer(this, row, col);
9964         if ( renderer )
9965         {
9966             wxSize size = renderer->GetBestSize(*this, *attr, dc, row, col);
9967             extent = column ? size.x : size.y;
9968             if ( extent > extentMax )
9969             {
9970                 extentMax = extent;
9971             }
9972
9973             renderer->DecRef();
9974         }
9975
9976         attr->DecRef();
9977     }
9978
9979     // now also compare with the column label extent
9980     wxCoord w, h;
9981     dc.SetFont( GetLabelFont() );
9982
9983     if ( column )
9984     {
9985         dc.GetTextExtent( GetColLabelValue(col), &w, &h );
9986         if ( GetColLabelTextOrientation() == wxVERTICAL )
9987             w = h;
9988     }
9989     else
9990         dc.GetTextExtent( GetRowLabelValue(row), &w, &h );
9991
9992     extent = column ? w : h;
9993     if ( extent > extentMax )
9994     {
9995         extentMax = extent;
9996     }
9997
9998     if ( !extentMax )
9999     {
10000         // empty column - give default extent (notice that if extentMax is less
10001         // than default extent but != 0, it's OK)
10002         extentMax = column ? m_defaultColWidth : m_defaultRowHeight;
10003     }
10004     else
10005     {
10006         if ( column )
10007             // leave some space around text
10008             extentMax += 10;
10009         else
10010             extentMax += 6;
10011     }
10012
10013     if ( column )
10014     {
10015         SetColSize( col, extentMax );
10016         if ( !GetBatchCount() )
10017         {
10018             int cw, ch, dummy;
10019             m_gridWin->GetClientSize( &cw, &ch );
10020             wxRect rect ( CellToRect( 0, col ) );
10021             rect.y = 0;
10022             CalcScrolledPosition(rect.x, 0, &rect.x, &dummy);
10023             rect.width = cw - rect.x;
10024             rect.height = m_colLabelHeight;
10025             m_colLabelWin->Refresh( true, &rect );
10026         }
10027     }
10028     else
10029     {
10030         SetRowSize(row, extentMax);
10031         if ( !GetBatchCount() )
10032         {
10033             int cw, ch, dummy;
10034             m_gridWin->GetClientSize( &cw, &ch );
10035             wxRect rect ( CellToRect( row, 0 ) );
10036             rect.x = 0;
10037             CalcScrolledPosition(0, rect.y, &dummy, &rect.y);
10038             rect.width = m_rowLabelWidth;
10039             rect.height = ch - rect.y;
10040             m_rowLabelWin->Refresh( true, &rect );
10041         }
10042     }
10043
10044     if ( setAsMin )
10045     {
10046         if ( column )
10047             SetColMinimalWidth(col, extentMax);
10048         else
10049             SetRowMinimalHeight(row, extentMax);
10050     }
10051 }
10052
10053 int wxGrid::SetOrCalcColumnSizes(bool calcOnly, bool setAsMin)
10054 {
10055     int width = m_rowLabelWidth;
10056
10057     if ( !calcOnly )
10058         BeginBatch();
10059
10060     for ( int col = 0; col < m_numCols; col++ )
10061     {
10062         if ( !calcOnly )
10063         {
10064             AutoSizeColumn(col, setAsMin);
10065         }
10066
10067         width += GetColWidth(col);
10068     }
10069
10070     if ( !calcOnly )
10071         EndBatch();
10072
10073     return width;
10074 }
10075
10076 int wxGrid::SetOrCalcRowSizes(bool calcOnly, bool setAsMin)
10077 {
10078     int height = m_colLabelHeight;
10079
10080     if ( !calcOnly )
10081         BeginBatch();
10082
10083     for ( int row = 0; row < m_numRows; row++ )
10084     {
10085         if ( !calcOnly )
10086             AutoSizeRow(row, setAsMin);
10087
10088         height += GetRowHeight(row);
10089     }
10090
10091     if ( !calcOnly )
10092         EndBatch();
10093
10094     return height;
10095 }
10096
10097 void wxGrid::AutoSize()
10098 {
10099     BeginBatch();
10100
10101     wxSize size(SetOrCalcColumnSizes(false), SetOrCalcRowSizes(false));
10102
10103     // round up the size to a multiple of scroll step - this ensures that we
10104     // won't get the scrollbars if we're sized exactly to this width
10105     // CalcDimension adds m_extraWidth + 1 etc. to calculate the necessary
10106     // scrollbar steps
10107     wxSize sizeFit(
10108         GetScrollX(size.x + m_extraWidth + 1) * m_scrollLineX,
10109         GetScrollY(size.y + m_extraHeight + 1) * m_scrollLineY);
10110
10111     // distribute the extra space between the columns/rows to avoid having
10112     // extra white space
10113
10114     // Remove the extra m_extraWidth + 1 added above
10115     wxCoord diff = sizeFit.x - size.x + (m_extraWidth + 1);
10116     if ( diff && m_numCols )
10117     {
10118         // try to resize the columns uniformly
10119         wxCoord diffPerCol = diff / m_numCols;
10120         if ( diffPerCol )
10121         {
10122             for ( int col = 0; col < m_numCols; col++ )
10123             {
10124                 SetColSize(col, GetColWidth(col) + diffPerCol);
10125             }
10126         }
10127
10128         // add remaining amount to the last columns
10129         diff -= diffPerCol * m_numCols;
10130         if ( diff )
10131         {
10132             for ( int col = m_numCols - 1; col >= m_numCols - diff; col-- )
10133             {
10134                 SetColSize(col, GetColWidth(col) + 1);
10135             }
10136         }
10137     }
10138
10139     // same for rows
10140     diff = sizeFit.y - size.y - (m_extraHeight + 1);
10141     if ( diff && m_numRows )
10142     {
10143         // try to resize the columns uniformly
10144         wxCoord diffPerRow = diff / m_numRows;
10145         if ( diffPerRow )
10146         {
10147             for ( int row = 0; row < m_numRows; row++ )
10148             {
10149                 SetRowSize(row, GetRowHeight(row) + diffPerRow);
10150             }
10151         }
10152
10153         // add remaining amount to the last rows
10154         diff -= diffPerRow * m_numRows;
10155         if ( diff )
10156         {
10157             for ( int row = m_numRows - 1; row >= m_numRows - diff; row-- )
10158             {
10159                 SetRowSize(row, GetRowHeight(row) + 1);
10160             }
10161         }
10162     }
10163
10164     EndBatch();
10165
10166     SetClientSize(sizeFit);
10167 }
10168
10169 void wxGrid::AutoSizeRowLabelSize( int row )
10170 {
10171     wxArrayString lines;
10172     long w, h;
10173
10174     // Hide the edit control, so it
10175     // won't interfere with drag-shrinking.
10176     if ( IsCellEditControlShown() )
10177     {
10178         HideCellEditControl();
10179         SaveEditControlValue();
10180     }
10181
10182     // autosize row height depending on label text
10183     StringToLines( GetRowLabelValue( row ), lines );
10184     wxClientDC dc( m_rowLabelWin );
10185     GetTextBoxSize( dc, lines, &w, &h);
10186     if ( h < m_defaultRowHeight )
10187         h = m_defaultRowHeight;
10188     SetRowSize(row, h);
10189     ForceRefresh();
10190 }
10191
10192 void wxGrid::AutoSizeColLabelSize( int col )
10193 {
10194     wxArrayString lines;
10195     long w, h;
10196
10197     // Hide the edit control, so it
10198     // won't interfer with drag-shrinking.
10199     if ( IsCellEditControlShown() )
10200     {
10201         HideCellEditControl();
10202         SaveEditControlValue();
10203     }
10204
10205     // autosize column width depending on label text
10206     StringToLines( GetColLabelValue( col ), lines );
10207     wxClientDC dc( m_colLabelWin );
10208     if ( GetColLabelTextOrientation() == wxHORIZONTAL )
10209         GetTextBoxSize( dc, lines, &w, &h );
10210     else
10211         GetTextBoxSize( dc, lines, &h, &w );
10212     if ( w < m_defaultColWidth )
10213         w = m_defaultColWidth;
10214     SetColSize(col, w);
10215     ForceRefresh();
10216 }
10217
10218 wxSize wxGrid::DoGetBestSize() const
10219 {
10220     // don't set sizes, only calculate them
10221     wxGrid *self = (wxGrid *)this;  // const_cast
10222
10223     int width, height;
10224     width = self->SetOrCalcColumnSizes(true);
10225     height = self->SetOrCalcRowSizes(true);
10226
10227     if (!width)
10228         width = 100;
10229     if (!height)
10230         height = 80;
10231
10232     // Round up to a multiple the scroll rate
10233     // NOTE: this still doesn't get rid  of the scrollbars;
10234     // is there any magic incantation for that?
10235     int xpu, ypu;
10236     GetScrollPixelsPerUnit(&xpu, &ypu);
10237     if (xpu)
10238         width  += 1 + xpu - (width  % xpu);
10239     if (ypu)
10240         height += 1 + ypu - (height % ypu);
10241
10242     // limit to 1/4 of the screen size
10243     int maxwidth, maxheight;
10244     wxDisplaySize( &maxwidth, &maxheight );
10245     maxwidth /= 2;
10246     maxheight /= 2;
10247     if ( width > maxwidth )
10248         width = maxwidth;
10249     if ( height > maxheight )
10250         height = maxheight;
10251
10252     wxSize best(width, height);
10253
10254     // NOTE: This size should be cached, but first we need to add calls to
10255     // InvalidateBestSize everywhere that could change the results of this
10256     // calculation.
10257     // CacheBestSize(size);
10258
10259     return best;
10260 }
10261
10262 void wxGrid::Fit()
10263 {
10264     AutoSize();
10265 }
10266
10267 wxPen& wxGrid::GetDividerPen() const
10268 {
10269     return wxNullPen;
10270 }
10271
10272 // ----------------------------------------------------------------------------
10273 // cell value accessor functions
10274 // ----------------------------------------------------------------------------
10275
10276 void wxGrid::SetCellValue( int row, int col, const wxString& s )
10277 {
10278     if ( m_table )
10279     {
10280         m_table->SetValue( row, col, s );
10281         if ( !GetBatchCount() )
10282         {
10283             int dummy;
10284             wxRect rect( CellToRect( row, col ) );
10285             rect.x = 0;
10286             rect.width = m_gridWin->GetClientSize().GetWidth();
10287             CalcScrolledPosition(0, rect.y, &dummy, &rect.y);
10288             m_gridWin->Refresh( false, &rect );
10289         }
10290
10291         if ( m_currentCellCoords.GetRow() == row &&
10292              m_currentCellCoords.GetCol() == col &&
10293              IsCellEditControlShown())
10294              // Note: If we are using IsCellEditControlEnabled,
10295              // this interacts badly with calling SetCellValue from
10296              // an EVT_GRID_CELL_CHANGE handler.
10297         {
10298             HideCellEditControl();
10299             ShowCellEditControl(); // will reread data from table
10300         }
10301     }
10302 }
10303
10304 // ----------------------------------------------------------------------------
10305 // block, row and column selection
10306 // ----------------------------------------------------------------------------
10307
10308 void wxGrid::SelectRow( int row, bool addToSelected )
10309 {
10310     if ( IsSelection() && !addToSelected )
10311         ClearSelection();
10312
10313     if ( m_selection )
10314         m_selection->SelectRow( row, false, addToSelected );
10315 }
10316
10317 void wxGrid::SelectCol( int col, bool addToSelected )
10318 {
10319     if ( IsSelection() && !addToSelected )
10320         ClearSelection();
10321
10322     if ( m_selection )
10323         m_selection->SelectCol( col, false, addToSelected );
10324 }
10325
10326 void wxGrid::SelectBlock( int topRow, int leftCol, int bottomRow, int rightCol,
10327                           bool addToSelected )
10328 {
10329     if ( IsSelection() && !addToSelected )
10330         ClearSelection();
10331
10332     if ( m_selection )
10333         m_selection->SelectBlock( topRow, leftCol, bottomRow, rightCol,
10334                                   false, addToSelected );
10335 }
10336
10337 void wxGrid::SelectAll()
10338 {
10339     if ( m_numRows > 0 && m_numCols > 0 )
10340     {
10341         if ( m_selection )
10342             m_selection->SelectBlock( 0, 0, m_numRows-1, m_numCols-1 );
10343     }
10344 }
10345
10346 // ----------------------------------------------------------------------------
10347 // cell, row and col deselection
10348 // ----------------------------------------------------------------------------
10349
10350 void wxGrid::DeselectRow( int row )
10351 {
10352     if ( !m_selection )
10353         return;
10354
10355     if ( m_selection->GetSelectionMode() == wxGrid::wxGridSelectRows )
10356     {
10357         if ( m_selection->IsInSelection(row, 0 ) )
10358             m_selection->ToggleCellSelection(row, 0);
10359     }
10360     else
10361     {
10362         int nCols = GetNumberCols();
10363         for ( int i = 0; i < nCols; i++ )
10364         {
10365             if ( m_selection->IsInSelection(row, i ) )
10366                 m_selection->ToggleCellSelection(row, i);
10367         }
10368     }
10369 }
10370
10371 void wxGrid::DeselectCol( int col )
10372 {
10373     if ( !m_selection )
10374         return;
10375
10376     if ( m_selection->GetSelectionMode() == wxGrid::wxGridSelectColumns )
10377     {
10378         if ( m_selection->IsInSelection(0, col ) )
10379             m_selection->ToggleCellSelection(0, col);
10380     }
10381     else
10382     {
10383         int nRows = GetNumberRows();
10384         for ( int i = 0; i < nRows; i++ )
10385         {
10386             if ( m_selection->IsInSelection(i, col ) )
10387                 m_selection->ToggleCellSelection(i, col);
10388         }
10389     }
10390 }
10391
10392 void wxGrid::DeselectCell( int row, int col )
10393 {
10394     if ( m_selection && m_selection->IsInSelection(row, col) )
10395         m_selection->ToggleCellSelection(row, col);
10396 }
10397
10398 bool wxGrid::IsSelection()
10399 {
10400     return ( m_selection && (m_selection->IsSelection() ||
10401              ( m_selectingTopLeft != wxGridNoCellCoords &&
10402                m_selectingBottomRight != wxGridNoCellCoords) ) );
10403 }
10404
10405 bool wxGrid::IsInSelection( int row, int col ) const
10406 {
10407     return ( m_selection && (m_selection->IsInSelection( row, col ) ||
10408              ( row >= m_selectingTopLeft.GetRow() &&
10409                col >= m_selectingTopLeft.GetCol() &&
10410                row <= m_selectingBottomRight.GetRow() &&
10411                col <= m_selectingBottomRight.GetCol() )) );
10412 }
10413
10414 wxGridCellCoordsArray wxGrid::GetSelectedCells() const
10415 {
10416     if (!m_selection)
10417     {
10418         wxGridCellCoordsArray a;
10419         return a;
10420     }
10421
10422     return m_selection->m_cellSelection;
10423 }
10424
10425 wxGridCellCoordsArray wxGrid::GetSelectionBlockTopLeft() const
10426 {
10427     if (!m_selection)
10428     {
10429         wxGridCellCoordsArray a;
10430         return a;
10431     }
10432
10433     return m_selection->m_blockSelectionTopLeft;
10434 }
10435
10436 wxGridCellCoordsArray wxGrid::GetSelectionBlockBottomRight() const
10437 {
10438     if (!m_selection)
10439     {
10440         wxGridCellCoordsArray a;
10441         return a;
10442     }
10443
10444     return m_selection->m_blockSelectionBottomRight;
10445 }
10446
10447 wxArrayInt wxGrid::GetSelectedRows() const
10448 {
10449     if (!m_selection)
10450     {
10451         wxArrayInt a;
10452         return a;
10453     }
10454
10455     return m_selection->m_rowSelection;
10456 }
10457
10458 wxArrayInt wxGrid::GetSelectedCols() const
10459 {
10460     if (!m_selection)
10461     {
10462         wxArrayInt a;
10463         return a;
10464     }
10465
10466     return m_selection->m_colSelection;
10467 }
10468
10469 void wxGrid::ClearSelection()
10470 {
10471     m_selectingTopLeft = wxGridNoCellCoords;
10472     m_selectingBottomRight = wxGridNoCellCoords;
10473     if ( m_selection )
10474         m_selection->ClearSelection();
10475 }
10476
10477 // This function returns the rectangle that encloses the given block
10478 // in device coords clipped to the client size of the grid window.
10479 //
10480 wxRect wxGrid::BlockToDeviceRect( const wxGridCellCoords &topLeft,
10481                                   const wxGridCellCoords &bottomRight )
10482 {
10483     wxRect rect( wxGridNoCellRect );
10484     wxRect cellRect;
10485
10486     cellRect = CellToRect( topLeft );
10487     if ( cellRect != wxGridNoCellRect )
10488     {
10489         rect = cellRect;
10490     }
10491     else
10492     {
10493         rect = wxRect(0, 0, 0, 0);
10494     }
10495
10496     cellRect = CellToRect( bottomRight );
10497     if ( cellRect != wxGridNoCellRect )
10498     {
10499         rect += cellRect;
10500     }
10501     else
10502     {
10503         return wxGridNoCellRect;
10504     }
10505
10506     int i, j;
10507     int left = rect.GetLeft();
10508     int top = rect.GetTop();
10509     int right = rect.GetRight();
10510     int bottom = rect.GetBottom();
10511
10512     int leftCol = topLeft.GetCol();
10513     int topRow = topLeft.GetRow();
10514     int rightCol = bottomRight.GetCol();
10515     int bottomRow = bottomRight.GetRow();
10516
10517     if (left > right)
10518     {
10519         i = left;
10520         left = right;
10521         right = i;
10522         i = leftCol;
10523         leftCol = rightCol;
10524         rightCol = i;
10525     }
10526
10527     if (top > bottom)
10528     {
10529         i = top;
10530         top = bottom;
10531         bottom = i;
10532         i = topRow;
10533         topRow = bottomRow;
10534         bottomRow = i;
10535     }
10536
10537     for ( j = topRow; j <= bottomRow; j++ )
10538     {
10539         for ( i = leftCol; i <= rightCol; i++ )
10540         {
10541             if ((j == topRow) || (j == bottomRow) || (i == leftCol) || (i == rightCol))
10542             {
10543                 cellRect = CellToRect( j, i );
10544
10545                 if (cellRect.x < left)
10546                     left = cellRect.x;
10547                 if (cellRect.y < top)
10548                     top = cellRect.y;
10549                 if (cellRect.x + cellRect.width > right)
10550                     right = cellRect.x + cellRect.width;
10551                 if (cellRect.y + cellRect.height > bottom)
10552                     bottom = cellRect.y + cellRect.height;
10553             }
10554             else
10555             {
10556                 i = rightCol; // jump over inner cells.
10557             }
10558         }
10559     }
10560
10561     // convert to scrolled coords
10562     //
10563     CalcScrolledPosition( left, top, &left, &top );
10564     CalcScrolledPosition( right, bottom, &right, &bottom );
10565
10566     int cw, ch;
10567     m_gridWin->GetClientSize( &cw, &ch );
10568
10569     if (right < 0 || bottom < 0 || left > cw || top > ch)
10570         return wxRect(0,0,0,0);
10571
10572     rect.SetLeft( wxMax(0, left) );
10573     rect.SetTop( wxMax(0, top) );
10574     rect.SetRight( wxMin(cw, right) );
10575     rect.SetBottom( wxMin(ch, bottom) );
10576
10577     return rect;
10578 }
10579
10580 // ----------------------------------------------------------------------------
10581 // grid event classes
10582 // ----------------------------------------------------------------------------
10583
10584 IMPLEMENT_DYNAMIC_CLASS( wxGridEvent, wxNotifyEvent )
10585
10586 wxGridEvent::wxGridEvent( int id, wxEventType type, wxObject* obj,
10587                           int row, int col, int x, int y, bool sel,
10588                           bool control, bool shift, bool alt, bool meta )
10589         : wxNotifyEvent( type, id )
10590 {
10591     m_row = row;
10592     m_col = col;
10593     m_x = x;
10594     m_y = y;
10595     m_selecting = sel;
10596     m_control = control;
10597     m_shift = shift;
10598     m_alt = alt;
10599     m_meta = meta;
10600
10601     SetEventObject(obj);
10602 }
10603
10604
10605 IMPLEMENT_DYNAMIC_CLASS( wxGridSizeEvent, wxNotifyEvent )
10606
10607 wxGridSizeEvent::wxGridSizeEvent( int id, wxEventType type, wxObject* obj,
10608                                   int rowOrCol, int x, int y,
10609                                   bool control, bool shift, bool alt, bool meta )
10610         : wxNotifyEvent( type, id )
10611 {
10612     m_rowOrCol = rowOrCol;
10613     m_x = x;
10614     m_y = y;
10615     m_control = control;
10616     m_shift = shift;
10617     m_alt = alt;
10618     m_meta = meta;
10619
10620     SetEventObject(obj);
10621 }
10622
10623
10624 IMPLEMENT_DYNAMIC_CLASS( wxGridRangeSelectEvent, wxNotifyEvent )
10625
10626 wxGridRangeSelectEvent::wxGridRangeSelectEvent(int id, wxEventType type, wxObject* obj,
10627                                                const wxGridCellCoords& topLeft,
10628                                                const wxGridCellCoords& bottomRight,
10629                                                bool sel, bool control,
10630                                                bool shift, bool alt, bool meta )
10631         : wxNotifyEvent( type, id )
10632 {
10633     m_topLeft = topLeft;
10634     m_bottomRight = bottomRight;
10635     m_selecting = sel;
10636     m_control = control;
10637     m_shift = shift;
10638     m_alt = alt;
10639     m_meta = meta;
10640
10641     SetEventObject(obj);
10642 }
10643
10644
10645 IMPLEMENT_DYNAMIC_CLASS(wxGridEditorCreatedEvent, wxCommandEvent)
10646
10647 wxGridEditorCreatedEvent::wxGridEditorCreatedEvent(int id, wxEventType type,
10648                                                    wxObject* obj, int row,
10649                                                    int col, wxControl* ctrl)
10650     : wxCommandEvent(type, id)
10651 {
10652     SetEventObject(obj);
10653     m_row = row;
10654     m_col = col;
10655     m_ctrl = ctrl;
10656 }
10657
10658 #endif // wxUSE_GRID