src/generic/grid.cpp

   1 ///////////////////////////////////////////////////////////////////////////
   2 // Name:        src/generic/grid.cpp
   3 // Purpose:     wxGrid and related classes
   4 // Author:      Michael Bedward (based on code by Julian Smart, Robin Dunn)
   5 // Modified by: Robin Dunn, Vadim Zeitlin, Santiago Palacios
   6 // Created:     1/08/1999
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Michael Bedward (mbedward@ozemail.com.au)
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // For compilers that support precompilation, includes "wx/wx.h".
  13 #include "wx/wxprec.h"
  14
  15 #ifdef __BORLANDC__
  16     #pragma hdrstop
  17 #endif
  18
  19 #if wxUSE_GRID
  20
  21 #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     #include "wx/listbox.h"
  33 #endif
  34
  35 #include "wx/textfile.h"
  36 #include "wx/spinctrl.h"
  37 #include "wx/tokenzr.h"
  38 #include "wx/renderer.h"
  39
  40 #include "wx/grid.h"
  41 #include "wx/generic/gridsel.h"
  42
  43 #if defined(__WXMOTIF__)
  44     #define WXUNUSED_MOTIF(identifier)  WXUNUSED(identifier)
  45 #else
  46     #define WXUNUSED_MOTIF(identifier)  identifier
  47 #endif
  48
  49 #if defined(__WXGTK__)
  50     #define WXUNUSED_GTK(identifier)    WXUNUSED(identifier)
  51 #else
  52     #define WXUNUSED_GTK(identifier)    identifier
  53 #endif
  54
  55 // Required for wxIs... functions
  56 #include <ctype.h>
  57
  58 // ----------------------------------------------------------------------------
  59 // array classes
  60 // ----------------------------------------------------------------------------
  61
  62 WX_DEFINE_ARRAY_WITH_DECL_PTR(wxGridCellAttr *, wxArrayAttrs,
  63                                  class WXDLLIMPEXP_ADV);
  64
  65 struct wxGridCellWithAttr
  66 {
  67     wxGridCellWithAttr(int row, int col, wxGridCellAttr *attr_)
  68         : coords(row, col), attr(attr_)
  69     {
  70     }
  71
  72     ~wxGridCellWithAttr()
  73     {
  74         attr->DecRef();
  75     }
  76
  77     wxGridCellCoords coords;
  78     wxGridCellAttr  *attr;
  79
  80 // Cannot do this:
  81 //  DECLARE_NO_COPY_CLASS(wxGridCellWithAttr)
  82 // without rewriting the macros, which require a public copy constructor.
  83 };
  84
  85 WX_DECLARE_OBJARRAY_WITH_DECL(wxGridCellWithAttr, wxGridCellWithAttrArray,
  86                               class WXDLLIMPEXP_ADV);
  87
  88 #include "wx/arrimpl.cpp"
  89
  90 WX_DEFINE_OBJARRAY(wxGridCellCoordsArray)
  91 WX_DEFINE_OBJARRAY(wxGridCellWithAttrArray)
  92
  93 // ----------------------------------------------------------------------------
  94 // events
  95 // ----------------------------------------------------------------------------
  96
  97 DEFINE_EVENT_TYPE(wxEVT_GRID_CELL_LEFT_CLICK)
  98 DEFINE_EVENT_TYPE(wxEVT_GRID_CELL_RIGHT_CLICK)
  99 DEFINE_EVENT_TYPE(wxEVT_GRID_CELL_LEFT_DCLICK)
 100 DEFINE_EVENT_TYPE(wxEVT_GRID_CELL_RIGHT_DCLICK)
 101 DEFINE_EVENT_TYPE(wxEVT_GRID_CELL_BEGIN_DRAG)
 102 DEFINE_EVENT_TYPE(wxEVT_GRID_LABEL_LEFT_CLICK)
 103 DEFINE_EVENT_TYPE(wxEVT_GRID_LABEL_RIGHT_CLICK)
 104 DEFINE_EVENT_TYPE(wxEVT_GRID_LABEL_LEFT_DCLICK)
 105 DEFINE_EVENT_TYPE(wxEVT_GRID_LABEL_RIGHT_DCLICK)
 106 DEFINE_EVENT_TYPE(wxEVT_GRID_ROW_SIZE)
 107 DEFINE_EVENT_TYPE(wxEVT_GRID_COL_SIZE)
 108 DEFINE_EVENT_TYPE(wxEVT_GRID_COL_MOVE)
 109 DEFINE_EVENT_TYPE(wxEVT_GRID_RANGE_SELECT)
 110 DEFINE_EVENT_TYPE(wxEVT_GRID_CELL_CHANGE)
 111 DEFINE_EVENT_TYPE(wxEVT_GRID_SELECT_CELL)
 112 DEFINE_EVENT_TYPE(wxEVT_GRID_EDITOR_SHOWN)
 113 DEFINE_EVENT_TYPE(wxEVT_GRID_EDITOR_HIDDEN)
 114 DEFINE_EVENT_TYPE(wxEVT_GRID_EDITOR_CREATED)
 115
 116 // ----------------------------------------------------------------------------
 117 // private classes
 118 // ----------------------------------------------------------------------------
 119
 120 class WXDLLIMPEXP_ADV wxGridRowLabelWindow : public wxWindow
 121 {
 122 public:
 123     wxGridRowLabelWindow() { m_owner = (wxGrid *)NULL; }
 124     wxGridRowLabelWindow( wxGrid *parent, wxWindowID id,
 125                           const wxPoint &pos, const wxSize &size );
 126
 127 private:
 128     wxGrid   *m_owner;
 129
 130     void OnPaint( wxPaintEvent& event );
 131     void OnMouseEvent( wxMouseEvent& event );
 132     void OnMouseWheel( wxMouseEvent& event );
 133     void OnKeyDown( wxKeyEvent& event );
 134     void OnKeyUp( wxKeyEvent& );
 135     void OnChar( wxKeyEvent& );
 136
 137     DECLARE_DYNAMIC_CLASS(wxGridRowLabelWindow)
 138     DECLARE_EVENT_TABLE()
 139     DECLARE_NO_COPY_CLASS(wxGridRowLabelWindow)
 140 };
 141
 142
 143 class WXDLLIMPEXP_ADV wxGridColLabelWindow : public wxWindow
 144 {
 145 public:
 146     wxGridColLabelWindow() { m_owner = (wxGrid *)NULL; }
 147     wxGridColLabelWindow( wxGrid *parent, wxWindowID id,
 148                           const wxPoint &pos, const wxSize &size );
 149
 150 private:
 151     wxGrid   *m_owner;
 152
 153     void OnPaint( wxPaintEvent& event );
 154     void OnMouseEvent( wxMouseEvent& event );
 155     void OnMouseWheel( wxMouseEvent& event );
 156     void OnKeyDown( wxKeyEvent& event );
 157     void OnKeyUp( wxKeyEvent& );
 158     void OnChar( wxKeyEvent& );
 159
 160     DECLARE_DYNAMIC_CLASS(wxGridColLabelWindow)
 161     DECLARE_EVENT_TABLE()
 162     DECLARE_NO_COPY_CLASS(wxGridColLabelWindow)
 163 };
 164
 165
 166 class WXDLLIMPEXP_ADV wxGridCornerLabelWindow : public wxWindow
 167 {
 168 public:
 169     wxGridCornerLabelWindow() { m_owner = (wxGrid *)NULL; }
 170     wxGridCornerLabelWindow( wxGrid *parent, wxWindowID id,
 171                              const wxPoint &pos, const wxSize &size );
 172
 173 private:
 174     wxGrid *m_owner;
 175
 176     void OnMouseEvent( wxMouseEvent& event );
 177     void OnMouseWheel( wxMouseEvent& event );
 178     void OnKeyDown( wxKeyEvent& event );
 179     void OnKeyUp( wxKeyEvent& );
 180     void OnChar( wxKeyEvent& );
 181     void OnPaint( wxPaintEvent& event );
 182
 183     DECLARE_DYNAMIC_CLASS(wxGridCornerLabelWindow)
 184     DECLARE_EVENT_TABLE()
 185     DECLARE_NO_COPY_CLASS(wxGridCornerLabelWindow)
 186 };
 187
 188 class WXDLLIMPEXP_ADV wxGridWindow : public wxWindow
 189 {
 190 public:
 191     wxGridWindow()
 192     {
 193         m_owner = NULL;
 194         m_rowLabelWin = NULL;
 195         m_colLabelWin = NULL;
 196     }
 197
 198     wxGridWindow( wxGrid *parent,
 199                   wxGridRowLabelWindow *rowLblWin,
 200                   wxGridColLabelWindow *colLblWin,
 201                   wxWindowID id, const wxPoint &pos, const wxSize &size );
 202     virtual ~wxGridWindow() {}
 203
 204     void ScrollWindow( int dx, int dy, const wxRect *rect );
 205
 206     wxGrid* GetOwner() { return m_owner; }
 207
 208 private:
 209     wxGrid                   *m_owner;
 210     wxGridRowLabelWindow     *m_rowLabelWin;
 211     wxGridColLabelWindow     *m_colLabelWin;
 212
 213     void OnPaint( wxPaintEvent &event );
 214     void OnMouseWheel( wxMouseEvent& event );
 215     void OnMouseEvent( wxMouseEvent& event );
 216     void OnKeyDown( wxKeyEvent& );
 217     void OnKeyUp( wxKeyEvent& );
 218     void OnChar( wxKeyEvent& );
 219     void OnEraseBackground( wxEraseEvent& );
 220     void OnFocus( wxFocusEvent& );
 221
 222     DECLARE_DYNAMIC_CLASS(wxGridWindow)
 223     DECLARE_EVENT_TABLE()
 224     DECLARE_NO_COPY_CLASS(wxGridWindow)
 225 };
 226
 227
 228 class wxGridCellEditorEvtHandler : public wxEvtHandler
 229 {
 230 public:
 231     wxGridCellEditorEvtHandler(wxGrid* grid, wxGridCellEditor* editor)
 232         : m_grid(grid),
 233           m_editor(editor),
 234           m_inSetFocus(false)
 235     {
 236     }
 237
 238     void OnKillFocus(wxFocusEvent& event);
 239     void OnKeyDown(wxKeyEvent& event);
 240     void OnChar(wxKeyEvent& event);
 241
 242     void SetInSetFocus(bool inSetFocus) { m_inSetFocus = inSetFocus; }
 243
 244 private:
 245     wxGrid             *m_grid;
 246     wxGridCellEditor   *m_editor;
 247
 248     // Work around the fact that a focus kill event can be sent to
 249     // a combobox within a set focus event.
 250     bool                m_inSetFocus;
 251
 252     DECLARE_EVENT_TABLE()
 253     DECLARE_DYNAMIC_CLASS(wxGridCellEditorEvtHandler)
 254     DECLARE_NO_COPY_CLASS(wxGridCellEditorEvtHandler)
 255 };
 256
 257
 258 IMPLEMENT_ABSTRACT_CLASS(wxGridCellEditorEvtHandler, wxEvtHandler)
 259
 260 BEGIN_EVENT_TABLE( wxGridCellEditorEvtHandler, wxEvtHandler )
 261     EVT_KILL_FOCUS( wxGridCellEditorEvtHandler::OnKillFocus )
 262     EVT_KEY_DOWN( wxGridCellEditorEvtHandler::OnKeyDown )
 263     EVT_CHAR( wxGridCellEditorEvtHandler::OnChar )
 264 END_EVENT_TABLE()
 265
 266
 267 // ----------------------------------------------------------------------------
 268 // the internal data representation used by wxGridCellAttrProvider
 269 // ----------------------------------------------------------------------------
 270
 271 // this class stores attributes set for cells
 272 class WXDLLIMPEXP_ADV wxGridCellAttrData
 273 {
 274 public:
 275     void SetAttr(wxGridCellAttr *attr, int row, int col);
 276     wxGridCellAttr *GetAttr(int row, int col) const;
 277     void UpdateAttrRows( size_t pos, int numRows );
 278     void UpdateAttrCols( size_t pos, int numCols );
 279
 280 private:
 281     // searches for the attr for given cell, returns wxNOT_FOUND if not found
 282     int FindIndex(int row, int col) const;
 283
 284     wxGridCellWithAttrArray m_attrs;
 285 };
 286
 287 // this class stores attributes set for rows or columns
 288 class WXDLLIMPEXP_ADV wxGridRowOrColAttrData
 289 {
 290 public:
 291     // empty ctor to suppress warnings
 292     wxGridRowOrColAttrData() {}
 293     ~wxGridRowOrColAttrData();
 294
 295     void SetAttr(wxGridCellAttr *attr, int rowOrCol);
 296     wxGridCellAttr *GetAttr(int rowOrCol) const;
 297     void UpdateAttrRowsOrCols( size_t pos, int numRowsOrCols );
 298
 299 private:
 300     wxArrayInt m_rowsOrCols;
 301     wxArrayAttrs m_attrs;
 302 };
 303
 304 // NB: this is just a wrapper around 3 objects: one which stores cell
 305 //     attributes, and 2 others for row/col ones
 306 class WXDLLIMPEXP_ADV wxGridCellAttrProviderData
 307 {
 308 public:
 309     wxGridCellAttrData m_cellAttrs;
 310     wxGridRowOrColAttrData m_rowAttrs,
 311                            m_colAttrs;
 312 };
 313
 314
 315 // ----------------------------------------------------------------------------
 316 // data structures used for the data type registry
 317 // ----------------------------------------------------------------------------
 318
 319 struct wxGridDataTypeInfo
 320 {
 321     wxGridDataTypeInfo(const wxString& typeName,
 322                        wxGridCellRenderer* renderer,
 323                        wxGridCellEditor* editor)
 324         : m_typeName(typeName), m_renderer(renderer), m_editor(editor)
 325         {}
 326
 327     ~wxGridDataTypeInfo()
 328     {
 329         wxSafeDecRef(m_renderer);
 330         wxSafeDecRef(m_editor);
 331     }
 332
 333     wxString            m_typeName;
 334     wxGridCellRenderer* m_renderer;
 335     wxGridCellEditor*   m_editor;
 336
 337     DECLARE_NO_COPY_CLASS(wxGridDataTypeInfo)
 338 };
 339
 340
 341 WX_DEFINE_ARRAY_WITH_DECL_PTR(wxGridDataTypeInfo*, wxGridDataTypeInfoArray,
 342                                  class WXDLLIMPEXP_ADV);
 343
 344
 345 class WXDLLIMPEXP_ADV wxGridTypeRegistry
 346 {
 347 public:
 348   wxGridTypeRegistry() {}
 349     ~wxGridTypeRegistry();
 350
 351     void RegisterDataType(const wxString& typeName,
 352                      wxGridCellRenderer* renderer,
 353                      wxGridCellEditor* editor);
 354
 355     // find one of already registered data types
 356     int FindRegisteredDataType(const wxString& typeName);
 357
 358     // try to FindRegisteredDataType(), if this fails and typeName is one of
 359     // standard typenames, register it and return its index
 360     int FindDataType(const wxString& typeName);
 361
 362     // try to FindDataType(), if it fails see if it is not one of already
 363     // registered data types with some params in which case clone the
 364     // registered data type and set params for it
 365     int FindOrCloneDataType(const wxString& typeName);
 366
 367     wxGridCellRenderer* GetRenderer(int index);
 368     wxGridCellEditor*   GetEditor(int index);
 369
 370 private:
 371     wxGridDataTypeInfoArray m_typeinfo;
 372 };
 373
 374
 375 // ----------------------------------------------------------------------------
 376 // conditional compilation
 377 // ----------------------------------------------------------------------------
 378
 379 #ifndef WXGRID_DRAW_LINES
 380 #define WXGRID_DRAW_LINES 1
 381 #endif
 382
 383 // ----------------------------------------------------------------------------
 384 // globals
 385 // ----------------------------------------------------------------------------
 386
 387 //#define DEBUG_ATTR_CACHE
 388 #ifdef DEBUG_ATTR_CACHE
 389     static size_t gs_nAttrCacheHits = 0;
 390     static size_t gs_nAttrCacheMisses = 0;
 391 #endif
 392
 393 // ----------------------------------------------------------------------------
 394 // constants
 395 // ----------------------------------------------------------------------------
 396
 397 wxGridCellCoords wxGridNoCellCoords( -1, -1 );
 398 wxRect wxGridNoCellRect( -1, -1, -1, -1 );
 399
 400 // scroll line size
 401 // TODO: this doesn't work at all, grid cells have different sizes and approx
 402 //       calculations don't work as because of the size mismatch scrollbars
 403 //       sometimes fail to be shown when they should be or vice versa
 404 //
 405 //       The scroll bars may be a little flakey once in a while, but that is
 406 //       surely much less horrible than having scroll lines of only 1!!!
 407 //       -- Robin
 408 //
 409 //       Well, it's still seriously broken so it might be better but needs
 410 //       fixing anyhow
 411 //       -- Vadim
 412 static const size_t GRID_SCROLL_LINE_X = 15;  // 1;
 413 static const size_t GRID_SCROLL_LINE_Y = GRID_SCROLL_LINE_X;
 414
 415 // the size of hash tables used a bit everywhere (the max number of elements
 416 // in these hash tables is the number of rows/columns)
 417 static const int GRID_HASH_SIZE = 100;
 418
 419 #if 0
 420 // ----------------------------------------------------------------------------
 421 // private functions
 422 // ----------------------------------------------------------------------------
 423
 424 static inline int GetScrollX(int x)
 425 {
 426     return (x + GRID_SCROLL_LINE_X - 1) / GRID_SCROLL_LINE_X;
 427 }
 428
 429 static inline int GetScrollY(int y)
 430 {
 431     return (y + GRID_SCROLL_LINE_Y - 1) / GRID_SCROLL_LINE_Y;
 432 }
 433 #endif
 434
 435 // ============================================================================
 436 // implementation
 437 // ============================================================================
 438
 439 // ----------------------------------------------------------------------------
 440 // wxGridCellEditor
 441 // ----------------------------------------------------------------------------
 442
 443 wxGridCellEditor::wxGridCellEditor()
 444 {
 445     m_control = NULL;
 446     m_attr = NULL;
 447 }
 448
 449 wxGridCellEditor::~wxGridCellEditor()
 450 {
 451     Destroy();
 452 }
 453
 454 void wxGridCellEditor::Create(wxWindow* WXUNUSED(parent),
 455                               wxWindowID WXUNUSED(id),
 456                               wxEvtHandler* evtHandler)
 457 {
 458     if ( evtHandler )
 459         m_control->PushEventHandler(evtHandler);
 460 }
 461
 462 void wxGridCellEditor::PaintBackground(const wxRect& rectCell,
 463                                        wxGridCellAttr *attr)
 464 {
 465     // erase the background because we might not fill the cell
 466     wxClientDC dc(m_control->GetParent());
 467     wxGridWindow* gridWindow = wxDynamicCast(m_control->GetParent(), wxGridWindow);
 468     if (gridWindow)
 469         gridWindow->GetOwner()->PrepareDC(dc);
 470
 471     dc.SetPen(*wxTRANSPARENT_PEN);
 472     dc.SetBrush(wxBrush(attr->GetBackgroundColour(), wxSOLID));
 473     dc.DrawRectangle(rectCell);
 474
 475     // redraw the control we just painted over
 476     m_control->Refresh();
 477 }
 478
 479 void wxGridCellEditor::Destroy()
 480 {
 481     if (m_control)
 482     {
 483         m_control->PopEventHandler( true /* delete it*/ );
 484
 485         m_control->Destroy();
 486         m_control = NULL;
 487     }
 488 }
 489
 490 void wxGridCellEditor::Show(bool show, wxGridCellAttr *attr)
 491 {
 492     wxASSERT_MSG(m_control, wxT("The wxGridCellEditor must be created first!"));
 493
 494     m_control->Show(show);
 495
 496     if ( show )
 497     {
 498         // set the colours/fonts if we have any
 499         if ( attr )
 500         {
 501             m_colFgOld = m_control->GetForegroundColour();
 502             m_control->SetForegroundColour(attr->GetTextColour());
 503
 504             m_colBgOld = m_control->GetBackgroundColour();
 505             m_control->SetBackgroundColour(attr->GetBackgroundColour());
 506
 507 // Workaround for GTK+1 font setting problem on some platforms
 508 #if !defined(__WXGTK__) || defined(__WXGTK20__)
 509             m_fontOld = m_control->GetFont();
 510             m_control->SetFont(attr->GetFont());
 511 #endif
 512
 513             // can't do anything more in the base class version, the other
 514             // attributes may only be used by the derived classes
 515         }
 516     }
 517     else
 518     {
 519         // restore the standard colours fonts
 520         if ( m_colFgOld.Ok() )
 521         {
 522             m_control->SetForegroundColour(m_colFgOld);
 523             m_colFgOld = wxNullColour;
 524         }
 525
 526         if ( m_colBgOld.Ok() )
 527         {
 528             m_control->SetBackgroundColour(m_colBgOld);
 529             m_colBgOld = wxNullColour;
 530         }
 531
 532 // Workaround for GTK+1 font setting problem on some platforms
 533 #if !defined(__WXGTK__) || defined(__WXGTK20__)
 534         if ( m_fontOld.Ok() )
 535         {
 536             m_control->SetFont(m_fontOld);
 537             m_fontOld = wxNullFont;
 538         }
 539 #endif
 540     }
 541 }
 542
 543 void wxGridCellEditor::SetSize(const wxRect& rect)
 544 {
 545     wxASSERT_MSG(m_control, wxT("The wxGridCellEditor must be created first!"));
 546
 547     m_control->SetSize(rect, wxSIZE_ALLOW_MINUS_ONE);
 548 }
 549
 550 void wxGridCellEditor::HandleReturn(wxKeyEvent& event)
 551 {
 552     event.Skip();
 553 }
 554
 555 bool wxGridCellEditor::IsAcceptedKey(wxKeyEvent& event)
 556 {
 557     bool ctrl = event.ControlDown();
 558     bool alt  = event.AltDown();
 559
 560 #ifdef __WXMAC__
 561     // On the Mac the Alt key is more like shift and is used for entry of
 562     // valid characters, so check for Ctrl and Meta instead.
 563     alt = event.MetaDown();
 564 #endif
 565
 566     // Assume it's not a valid char if ctrl or alt is down, but if both are
 567     // down then it may be because of an AltGr key combination, so let them
 568     // through in that case.
 569     if ((ctrl || alt) && !(ctrl && alt))
 570         return false;
 571
 572     int key = 0;
 573     bool keyOk = true;
 574
 575 #ifdef __WXGTK20__
 576     // If it's a F-Key or other special key then it shouldn't start the
 577     // editor.
 578     if (event.GetKeyCode() >= WXK_START)
 579         return false;
 580 #endif
 581 #if wxUSE_UNICODE
 582     // if the unicode key code is not really a unicode character (it may
 583     // be a function key or etc., the platforms appear to always give us a
 584     // small value in this case) then fallback to the ASCII key code but
 585     // don't do anything for function keys or etc.
 586     key = event.GetUnicodeKey();
 587     if (key <= 127)
 588     {
 589         key = event.GetKeyCode();
 590         keyOk = (key <= 127);
 591     }
 592 #else
 593     key = event.GetKeyCode();
 594     keyOk = (key <= 255);
 595 #endif
 596
 597     return keyOk;
 598 }
 599
 600 void wxGridCellEditor::StartingKey(wxKeyEvent& event)
 601 {
 602     event.Skip();
 603 }
 604
 605 void wxGridCellEditor::StartingClick()
 606 {
 607 }
 608
 609 #if wxUSE_TEXTCTRL
 610
 611 // ----------------------------------------------------------------------------
 612 // wxGridCellTextEditor
 613 // ----------------------------------------------------------------------------
 614
 615 wxGridCellTextEditor::wxGridCellTextEditor()
 616 {
 617     m_maxChars = 0;
 618 }
 619
 620 void wxGridCellTextEditor::Create(wxWindow* parent,
 621                                   wxWindowID id,
 622                                   wxEvtHandler* evtHandler)
 623 {
 624     m_control = new wxTextCtrl(parent, id, wxEmptyString,
 625                                wxDefaultPosition, wxDefaultSize
 626 #if defined(__WXMSW__)
 627                                , wxTE_PROCESS_TAB | wxTE_AUTO_SCROLL | wxNO_BORDER
 628 #endif
 629                               );
 630
 631     // set max length allowed in the textctrl, if the parameter was set
 632     if (m_maxChars != 0)
 633     {
 634         ((wxTextCtrl*)m_control)->SetMaxLength(m_maxChars);
 635     }
 636
 637     wxGridCellEditor::Create(parent, id, evtHandler);
 638 }
 639
 640 void wxGridCellTextEditor::PaintBackground(const wxRect& WXUNUSED(rectCell),
 641                                            wxGridCellAttr * WXUNUSED(attr))
 642 {
 643     // as we fill the entire client area,
 644     // don't do anything here to minimize flicker
 645 }
 646
 647 void wxGridCellTextEditor::SetSize(const wxRect& rectOrig)
 648 {
 649     wxRect rect(rectOrig);
 650
 651     // Make the edit control large enough to allow for internal margins
 652     //
 653     // TODO: remove this if the text ctrl sizing is improved esp. for unix
 654     //
 655 #if defined(__WXGTK__)
 656     if (rect.x != 0)
 657     {
 658         rect.x += 1;
 659         rect.y += 1;
 660         rect.width -= 1;
 661         rect.height -= 1;
 662     }
 663 #elif defined(__WXMSW__)
 664     if ( rect.x == 0 )
 665         rect.x += 2;
 666     else
 667         rect.x += 3;
 668
 669     if ( rect.y == 0 )
 670         rect.y += 2;
 671     else
 672         rect.y += 3;
 673
 674     rect.width -= 2;
 675     rect.height -= 2;
 676 #else
 677     int extra_x = ( rect.x > 2 ) ? 2 : 1;
 678     int extra_y = ( rect.y > 2 ) ? 2 : 1;
 679
 680     #if defined(__WXMOTIF__)
 681         extra_x *= 2;
 682         extra_y *= 2;
 683     #endif
 684
 685     rect.SetLeft( wxMax(0, rect.x - extra_x) );
 686     rect.SetTop( wxMax(0, rect.y - extra_y) );
 687     rect.SetRight( rect.GetRight() + 2 * extra_x );
 688     rect.SetBottom( rect.GetBottom() + 2 * extra_y );
 689 #endif
 690
 691     wxGridCellEditor::SetSize(rect);
 692 }
 693
 694 void wxGridCellTextEditor::BeginEdit(int row, int col, wxGrid* grid)
 695 {
 696     wxASSERT_MSG(m_control, wxT("The wxGridCellEditor must be created first!"));
 697
 698     m_startValue = grid->GetTable()->GetValue(row, col);
 699
 700     DoBeginEdit(m_startValue);
 701 }
 702
 703 void wxGridCellTextEditor::DoBeginEdit(const wxString& startValue)
 704 {
 705     Text()->SetValue(startValue);
 706     Text()->SetInsertionPointEnd();
 707     Text()->SetSelection(-1, -1);
 708     Text()->SetFocus();
 709 }
 710
 711 bool wxGridCellTextEditor::EndEdit(int row, int col, wxGrid* grid)
 712 {
 713     wxASSERT_MSG(m_control, wxT("The wxGridCellEditor must be created first!"));
 714
 715     bool changed = false;
 716     wxString value = Text()->GetValue();
 717     if (value != m_startValue)
 718         changed = true;
 719
 720     if (changed)
 721         grid->GetTable()->SetValue(row, col, value);
 722
 723     m_startValue = wxEmptyString;
 724
 725     // No point in setting the text of the hidden control
 726     //Text()->SetValue(m_startValue);
 727
 728     return changed;
 729 }
 730
 731 void wxGridCellTextEditor::Reset()
 732 {
 733     wxASSERT_MSG(m_control, wxT("The wxGridCellEditor must be created first!"));
 734
 735     DoReset(m_startValue);
 736 }
 737
 738 void wxGridCellTextEditor::DoReset(const wxString& startValue)
 739 {
 740     Text()->SetValue(startValue);
 741     Text()->SetInsertionPointEnd();
 742 }
 743
 744 bool wxGridCellTextEditor::IsAcceptedKey(wxKeyEvent& event)
 745 {
 746     return wxGridCellEditor::IsAcceptedKey(event);
 747 }
 748
 749 void wxGridCellTextEditor::StartingKey(wxKeyEvent& event)
 750 {
 751     // Since this is now happening in the EVT_CHAR event EmulateKeyPress is no
 752     // longer an appropriate way to get the character into the text control.
 753     // Do it ourselves instead.  We know that if we get this far that we have
 754     // a valid character, so not a whole lot of testing needs to be done.
 755
 756     wxTextCtrl* tc = Text();
 757     wxChar ch;
 758     long pos;
 759
 760 #if wxUSE_UNICODE
 761     ch = event.GetUnicodeKey();
 762     if (ch <= 127)
 763         ch = (wxChar)event.GetKeyCode();
 764 #else
 765     ch = (wxChar)event.GetKeyCode();
 766 #endif
 767
 768     switch (ch)
 769     {
 770         case WXK_DELETE:
 771             // delete the character at the cursor
 772             pos = tc->GetInsertionPoint();
 773             if (pos < tc->GetLastPosition())
 774                 tc->Remove(pos, pos + 1);
 775             break;
 776
 777         case WXK_BACK:
 778             // delete the character before the cursor
 779             pos = tc->GetInsertionPoint();
 780             if (pos > 0)
 781                 tc->Remove(pos - 1, pos);
 782             break;
 783
 784         default:
 785             tc->WriteText(ch);
 786             break;
 787     }
 788 }
 789
 790 void wxGridCellTextEditor::HandleReturn( wxKeyEvent&
 791                                          WXUNUSED_GTK(WXUNUSED_MOTIF(event)) )
 792 {
 793 #if defined(__WXMOTIF__) || defined(__WXGTK__)
 794     // wxMotif needs a little extra help...
 795     size_t pos = (size_t)( Text()->GetInsertionPoint() );
 796     wxString s( Text()->GetValue() );
 797     s = s.Left(pos) + wxT("\n") + s.Mid(pos);
 798     Text()->SetValue(s);
 799     Text()->SetInsertionPoint( pos );
 800 #else
 801     // the other ports can handle a Return key press
 802     //
 803     event.Skip();
 804 #endif
 805 }
 806
 807 void wxGridCellTextEditor::SetParameters(const wxString& params)
 808 {
 809     if ( !params )
 810     {
 811         // reset to default
 812         m_maxChars = 0;
 813     }
 814     else
 815     {
 816         long tmp;
 817         if ( params.ToLong(&tmp) )
 818         {
 819             m_maxChars = (size_t)tmp;
 820         }
 821         else
 822         {
 823             wxLogDebug( _T("Invalid wxGridCellTextEditor parameter string '%s' ignored"), params.c_str() );
 824         }
 825     }
 826 }
 827
 828 // return the value in the text control
 829 wxString wxGridCellTextEditor::GetValue() const
 830 {
 831     return Text()->GetValue();
 832 }
 833
 834 // ----------------------------------------------------------------------------
 835 // wxGridCellNumberEditor
 836 // ----------------------------------------------------------------------------
 837
 838 wxGridCellNumberEditor::wxGridCellNumberEditor(int min, int max)
 839 {
 840     m_min = min;
 841     m_max = max;
 842 }
 843
 844 void wxGridCellNumberEditor::Create(wxWindow* parent,
 845                                     wxWindowID id,
 846                                     wxEvtHandler* evtHandler)
 847 {
 848 #if wxUSE_SPINCTRL
 849     if ( HasRange() )
 850     {
 851         // create a spin ctrl
 852         m_control = new wxSpinCtrl(parent, wxID_ANY, wxEmptyString,
 853                                    wxDefaultPosition, wxDefaultSize,
 854                                    wxSP_ARROW_KEYS,
 855                                    m_min, m_max);
 856
 857         wxGridCellEditor::Create(parent, id, evtHandler);
 858     }
 859     else
 860 #endif
 861     {
 862         // just a text control
 863         wxGridCellTextEditor::Create(parent, id, evtHandler);
 864
 865 #if wxUSE_VALIDATORS
 866         Text()->SetValidator(wxTextValidator(wxFILTER_NUMERIC));
 867 #endif
 868     }
 869 }
 870
 871 void wxGridCellNumberEditor::BeginEdit(int row, int col, wxGrid* grid)
 872 {
 873     // first get the value
 874     wxGridTableBase *table = grid->GetTable();
 875     if ( table->CanGetValueAs(row, col, wxGRID_VALUE_NUMBER) )
 876     {
 877         m_valueOld = table->GetValueAsLong(row, col);
 878     }
 879     else
 880     {
 881         m_valueOld = 0;
 882         wxString sValue = table->GetValue(row, col);
 883         if (! sValue.ToLong(&m_valueOld) && ! sValue.empty())
 884         {
 885             wxFAIL_MSG( _T("this cell doesn't have numeric value") );
 886             return;
 887         }
 888     }
 889
 890 #if wxUSE_SPINCTRL
 891     if ( HasRange() )
 892     {
 893         Spin()->SetValue((int)m_valueOld);
 894         Spin()->SetFocus();
 895     }
 896     else
 897 #endif
 898     {
 899         DoBeginEdit(GetString());
 900     }
 901 }
 902
 903 bool wxGridCellNumberEditor::EndEdit(int row, int col,
 904                                      wxGrid* grid)
 905 {
 906     bool changed;
 907     long value = 0;
 908     wxString text;
 909
 910 #if wxUSE_SPINCTRL
 911     if ( HasRange() )
 912     {
 913         value = Spin()->GetValue();
 914         changed = value != m_valueOld;
 915         if (changed)
 916             text = wxString::Format(wxT("%ld"), value);
 917     }
 918     else
 919 #endif
 920     {
 921         text = Text()->GetValue();
 922         changed = (text.empty() || text.ToLong(&value)) && (value != m_valueOld);
 923     }
 924
 925     if ( changed )
 926     {
 927         if (grid->GetTable()->CanSetValueAs(row, col, wxGRID_VALUE_NUMBER))
 928             grid->GetTable()->SetValueAsLong(row, col, value);
 929         else
 930             grid->GetTable()->SetValue(row, col, text);
 931     }
 932
 933     return changed;
 934 }
 935
 936 void wxGridCellNumberEditor::Reset()
 937 {
 938 #if wxUSE_SPINCTRL
 939     if ( HasRange() )
 940     {
 941         Spin()->SetValue((int)m_valueOld);
 942     }
 943     else
 944 #endif
 945     {
 946         DoReset(GetString());
 947     }
 948 }
 949
 950 bool wxGridCellNumberEditor::IsAcceptedKey(wxKeyEvent& event)
 951 {
 952     if ( wxGridCellEditor::IsAcceptedKey(event) )
 953     {
 954         int keycode = event.GetKeyCode();
 955         if ( (keycode < 128) &&
 956              (wxIsdigit(keycode) || keycode == '+' || keycode == '-'))
 957         {
 958             return true;
 959         }
 960     }
 961
 962     return false;
 963 }
 964
 965 void wxGridCellNumberEditor::StartingKey(wxKeyEvent& event)
 966 {
 967     int keycode = event.GetKeyCode();
 968     if ( !HasRange() )
 969     {
 970         if ( wxIsdigit(keycode) || keycode == '+' || keycode == '-')
 971         {
 972             wxGridCellTextEditor::StartingKey(event);
 973
 974             // skip Skip() below
 975             return;
 976         }
 977     }
 978 #if wxUSE_SPINCTRL
 979     else
 980     {
 981         if ( wxIsdigit(keycode) )
 982         {
 983             wxSpinCtrl* spin = (wxSpinCtrl*)m_control;
 984             spin->SetValue(keycode - '0');
 985             spin->SetSelection(1,1);
 986             return;
 987         }
 988     }
 989 #endif
 990
 991     event.Skip();
 992 }
 993
 994 void wxGridCellNumberEditor::SetParameters(const wxString& params)
 995 {
 996     if ( !params )
 997     {
 998         // reset to default
 999         m_min =
1000         m_max = -1;
1001     }
1002     else
1003     {
1004         long tmp;
1005         if ( params.BeforeFirst(_T(',')).ToLong(&tmp) )
1006         {
1007             m_min = (int)tmp;
1008
1009             if ( params.AfterFirst(_T(',')).ToLong(&tmp) )
1010             {
1011                 m_max = (int)tmp;
1012
1013                 // skip the error message below
1014                 return;
1015             }
1016         }
1017
1018         wxLogDebug(_T("Invalid wxGridCellNumberEditor parameter string '%s' ignored"), params.c_str());
1019     }
1020 }
1021
1022 // return the value in the spin control if it is there (the text control otherwise)
1023 wxString wxGridCellNumberEditor::GetValue() const
1024 {
1025     wxString s;
1026
1027 #if wxUSE_SPINCTRL
1028     if ( HasRange() )
1029     {
1030         long value = Spin()->GetValue();
1031         s.Printf(wxT("%ld"), value);
1032     }
1033     else
1034 #endif
1035     {
1036         s = Text()->GetValue();
1037     }
1038
1039     return s;
1040 }
1041
1042 // ----------------------------------------------------------------------------
1043 // wxGridCellFloatEditor
1044 // ----------------------------------------------------------------------------
1045
1046 wxGridCellFloatEditor::wxGridCellFloatEditor(int width, int precision)
1047 {
1048     m_width = width;
1049     m_precision = precision;
1050 }
1051
1052 void wxGridCellFloatEditor::Create(wxWindow* parent,
1053                                    wxWindowID id,
1054                                    wxEvtHandler* evtHandler)
1055 {
1056     wxGridCellTextEditor::Create(parent, id, evtHandler);
1057
1058 #if wxUSE_VALIDATORS
1059     Text()->SetValidator(wxTextValidator(wxFILTER_NUMERIC));
1060 #endif
1061 }
1062
1063 void wxGridCellFloatEditor::BeginEdit(int row, int col, wxGrid* grid)
1064 {
1065     // first get the value
1066     wxGridTableBase *table = grid->GetTable();
1067     if ( table->CanGetValueAs(row, col, wxGRID_VALUE_FLOAT) )
1068     {
1069         m_valueOld = table->GetValueAsDouble(row, col);
1070     }
1071     else
1072     {
1073         m_valueOld = 0.0;
1074         wxString sValue = table->GetValue(row, col);
1075         if (! sValue.ToDouble(&m_valueOld) && ! sValue.empty())
1076         {
1077             wxFAIL_MSG( _T("this cell doesn't have float value") );
1078             return;
1079         }
1080     }
1081
1082     DoBeginEdit(GetString());
1083 }
1084
1085 bool wxGridCellFloatEditor::EndEdit(int row, int col,
1086                                      wxGrid* grid)
1087 {
1088     double value = 0.0;
1089     wxString text(Text()->GetValue());
1090
1091     if ( (text.empty() || text.ToDouble(&value)) &&
1092             !wxIsSameDouble(value, m_valueOld) )
1093     {
1094         if (grid->GetTable()->CanSetValueAs(row, col, wxGRID_VALUE_FLOAT))
1095             grid->GetTable()->SetValueAsDouble(row, col, value);
1096         else
1097             grid->GetTable()->SetValue(row, col, text);
1098
1099         return true;
1100     }
1101
1102     return false;
1103 }
1104
1105 void wxGridCellFloatEditor::Reset()
1106 {
1107     DoReset(GetString());
1108 }
1109
1110 void wxGridCellFloatEditor::StartingKey(wxKeyEvent& event)
1111 {
1112     int keycode = event.GetKeyCode();
1113     char tmpbuf[2];
1114     tmpbuf[0] = (char) keycode;
1115     tmpbuf[1] = '\0';
1116     wxString strbuf(tmpbuf, *wxConvCurrent);
1117
1118 #if wxUSE_INTL
1119     bool is_decimal_point = ( strbuf ==
1120        wxLocale::GetInfo(wxLOCALE_DECIMAL_POINT, wxLOCALE_CAT_NUMBER) );
1121 #else
1122     bool is_decimal_point = ( strbuf == _T(".") );
1123 #endif
1124
1125     if ( wxIsdigit(keycode) || keycode == '+' || keycode == '-'
1126          || is_decimal_point )
1127     {
1128         wxGridCellTextEditor::StartingKey(event);
1129
1130         // skip Skip() below
1131         return;
1132     }
1133
1134     event.Skip();
1135 }
1136
1137 void wxGridCellFloatEditor::SetParameters(const wxString& params)
1138 {
1139     if ( !params )
1140     {
1141         // reset to default
1142         m_width =
1143         m_precision = -1;
1144     }
1145     else
1146     {
1147         long tmp;
1148         if ( params.BeforeFirst(_T(',')).ToLong(&tmp) )
1149         {
1150             m_width = (int)tmp;
1151
1152             if ( params.AfterFirst(_T(',')).ToLong(&tmp) )
1153             {
1154                 m_precision = (int)tmp;
1155
1156                 // skip the error message below
1157                 return;
1158             }
1159         }
1160
1161         wxLogDebug(_T("Invalid wxGridCellFloatEditor parameter string '%s' ignored"), params.c_str());
1162     }
1163 }
1164
1165 wxString wxGridCellFloatEditor::GetString() const
1166 {
1167     wxString fmt;
1168     if ( m_precision == -1 && m_width != -1)
1169     {
1170         // default precision
1171         fmt.Printf(_T("%%%d.f"), m_width);
1172     }
1173     else if ( m_precision != -1 && m_width == -1)
1174     {
1175         // default width
1176         fmt.Printf(_T("%%.%df"), m_precision);
1177     }
1178     else if ( m_precision != -1 && m_width != -1 )
1179     {
1180         fmt.Printf(_T("%%%d.%df"), m_width, m_precision);
1181     }
1182     else
1183     {
1184         // default width/precision
1185         fmt = _T("%f");
1186     }
1187
1188     return wxString::Format(fmt, m_valueOld);
1189 }
1190
1191 bool wxGridCellFloatEditor::IsAcceptedKey(wxKeyEvent& event)
1192 {
1193     if ( wxGridCellEditor::IsAcceptedKey(event) )
1194     {
1195         const int keycode = event.GetKeyCode();
1196         if ( isascii(keycode) )
1197         {
1198             char tmpbuf[2];
1199             tmpbuf[0] = (char) keycode;
1200             tmpbuf[1] = '\0';
1201             wxString strbuf(tmpbuf, *wxConvCurrent);
1202
1203 #if wxUSE_INTL
1204             const wxString decimalPoint =
1205                 wxLocale::GetInfo(wxLOCALE_DECIMAL_POINT, wxLOCALE_CAT_NUMBER);
1206 #else
1207             const wxString decimalPoint(_T('.'));
1208 #endif
1209
1210             // accept digits, 'e' as in '1e+6', also '-', '+', and '.'
1211             if ( wxIsdigit(keycode) ||
1212                     tolower(keycode) == 'e' ||
1213                         keycode == decimalPoint ||
1214                             keycode == '+' ||
1215                                 keycode == '-' )
1216             {
1217                 return true;
1218             }
1219         }
1220     }
1221
1222     return false;
1223 }
1224
1225 #endif // wxUSE_TEXTCTRL
1226
1227 #if wxUSE_CHECKBOX
1228
1229 // ----------------------------------------------------------------------------
1230 // wxGridCellBoolEditor
1231 // ----------------------------------------------------------------------------
1232
1233 void wxGridCellBoolEditor::Create(wxWindow* parent,
1234                                   wxWindowID id,
1235                                   wxEvtHandler* evtHandler)
1236 {
1237     m_control = new wxCheckBox(parent, id, wxEmptyString,
1238                                wxDefaultPosition, wxDefaultSize,
1239                                wxNO_BORDER);
1240
1241     wxGridCellEditor::Create(parent, id, evtHandler);
1242 }
1243
1244 void wxGridCellBoolEditor::SetSize(const wxRect& r)
1245 {
1246     bool resize = false;
1247     wxSize size = m_control->GetSize();
1248     wxCoord minSize = wxMin(r.width, r.height);
1249
1250     // check if the checkbox is not too big/small for this cell
1251     wxSize sizeBest = m_control->GetBestSize();
1252     if ( !(size == sizeBest) )
1253     {
1254         // reset to default size if it had been made smaller
1255         size = sizeBest;
1256
1257         resize = true;
1258     }
1259
1260     if ( size.x >= minSize || size.y >= minSize )
1261     {
1262         // leave 1 pixel margin
1263         size.x = size.y = minSize - 2;
1264
1265         resize = true;
1266     }
1267
1268     if ( resize )
1269     {
1270         m_control->SetSize(size);
1271     }
1272
1273     // position it in the centre of the rectangle (TODO: support alignment?)
1274
1275 #if defined(__WXGTK__) || defined (__WXMOTIF__)
1276     // the checkbox without label still has some space to the right in wxGTK,
1277     // so shift it to the right
1278     size.x -= 8;
1279 #elif defined(__WXMSW__)
1280     // here too, but in other way
1281     size.x += 1;
1282     size.y -= 2;
1283 #endif
1284
1285     int hAlign = wxALIGN_CENTRE;
1286     int vAlign = wxALIGN_CENTRE;
1287     if (GetCellAttr())
1288         GetCellAttr()->GetAlignment(& hAlign, & vAlign);
1289
1290     int x = 0, y = 0;
1291     if (hAlign == wxALIGN_LEFT)
1292     {
1293         x = r.x + 2;
1294
1295 #ifdef __WXMSW__
1296         x += 2;
1297 #endif
1298
1299         y = r.y + r.height / 2 - size.y / 2;
1300     }
1301     else if (hAlign == wxALIGN_RIGHT)
1302     {
1303         x = r.x + r.width - size.x - 2;
1304         y = r.y + r.height / 2 - size.y / 2;
1305     }
1306     else if (hAlign == wxALIGN_CENTRE)
1307     {
1308         x = r.x + r.width / 2 - size.x / 2;
1309         y = r.y + r.height / 2 - size.y / 2;
1310     }
1311
1312     m_control->Move(x, y);
1313 }
1314
1315 void wxGridCellBoolEditor::Show(bool show, wxGridCellAttr *attr)
1316 {
1317     m_control->Show(show);
1318
1319     if ( show )
1320     {
1321         wxColour colBg = attr ? attr->GetBackgroundColour() : *wxLIGHT_GREY;
1322         CBox()->SetBackgroundColour(colBg);
1323     }
1324 }
1325
1326 void wxGridCellBoolEditor::BeginEdit(int row, int col, wxGrid* grid)
1327 {
1328     wxASSERT_MSG(m_control,
1329                  wxT("The wxGridCellEditor must be created first!"));
1330
1331     if (grid->GetTable()->CanGetValueAs(row, col, wxGRID_VALUE_BOOL))
1332     {
1333         m_startValue = grid->GetTable()->GetValueAsBool(row, col);
1334     }
1335     else
1336     {
1337         wxString cellval( grid->GetTable()->GetValue(row, col) );
1338         m_startValue = !( !cellval || (cellval == wxT("0")) );
1339     }
1340
1341     CBox()->SetValue(m_startValue);
1342     CBox()->SetFocus();
1343 }
1344
1345 bool wxGridCellBoolEditor::EndEdit(int row, int col,
1346                                    wxGrid* grid)
1347 {
1348     wxASSERT_MSG(m_control,
1349                  wxT("The wxGridCellEditor must be created first!"));
1350
1351     bool changed = false;
1352     bool value = CBox()->GetValue();
1353     if ( value != m_startValue )
1354         changed = true;
1355
1356     if ( changed )
1357     {
1358         if (grid->GetTable()->CanGetValueAs(row, col, wxGRID_VALUE_BOOL))
1359             grid->GetTable()->SetValueAsBool(row, col, value);
1360         else
1361             grid->GetTable()->SetValue(row, col, value ? _T("1") : wxEmptyString);
1362     }
1363
1364     return changed;
1365 }
1366
1367 void wxGridCellBoolEditor::Reset()
1368 {
1369     wxASSERT_MSG(m_control,
1370                  wxT("The wxGridCellEditor must be created first!"));
1371
1372     CBox()->SetValue(m_startValue);
1373 }
1374
1375 void wxGridCellBoolEditor::StartingClick()
1376 {
1377     CBox()->SetValue(!CBox()->GetValue());
1378 }
1379
1380 bool wxGridCellBoolEditor::IsAcceptedKey(wxKeyEvent& event)
1381 {
1382     if ( wxGridCellEditor::IsAcceptedKey(event) )
1383     {
1384         int keycode = event.GetKeyCode();
1385         switch ( keycode )
1386         {
1387             case WXK_SPACE:
1388             case '+':
1389             case '-':
1390                 return true;
1391         }
1392     }
1393
1394     return false;
1395 }
1396
1397 void wxGridCellBoolEditor::StartingKey(wxKeyEvent& event)
1398 {
1399     int keycode = event.GetKeyCode();
1400     switch ( keycode )
1401     {
1402         case WXK_SPACE:
1403             CBox()->SetValue(!CBox()->GetValue());
1404             break;
1405
1406         case '+':
1407             CBox()->SetValue(true);
1408             break;
1409
1410         case '-':
1411             CBox()->SetValue(false);
1412             break;
1413     }
1414 }
1415
1416
1417 // return the value as "1" for true and the empty string for false
1418 wxString wxGridCellBoolEditor::GetValue() const
1419 {
1420   bool bSet = CBox()->GetValue();
1421   return bSet ? _T("1") : wxEmptyString;
1422 }
1423
1424 #endif // wxUSE_CHECKBOX
1425
1426 #if wxUSE_COMBOBOX
1427
1428 // ----------------------------------------------------------------------------
1429 // wxGridCellChoiceEditor
1430 // ----------------------------------------------------------------------------
1431
1432 wxGridCellChoiceEditor::wxGridCellChoiceEditor(const wxArrayString& choices,
1433                                                bool allowOthers)
1434     : m_choices(choices),
1435       m_allowOthers(allowOthers) { }
1436
1437 wxGridCellChoiceEditor::wxGridCellChoiceEditor(size_t count,
1438                                                const wxString choices[],
1439                                                bool allowOthers)
1440                       : m_allowOthers(allowOthers)
1441 {
1442     if ( count )
1443     {
1444         m_choices.Alloc(count);
1445         for ( size_t n = 0; n < count; n++ )
1446         {
1447             m_choices.Add(choices[n]);
1448         }
1449     }
1450 }
1451
1452 wxGridCellEditor *wxGridCellChoiceEditor::Clone() const
1453 {
1454     wxGridCellChoiceEditor *editor = new wxGridCellChoiceEditor;
1455     editor->m_allowOthers = m_allowOthers;
1456     editor->m_choices = m_choices;
1457
1458     return editor;
1459 }
1460
1461 void wxGridCellChoiceEditor::Create(wxWindow* parent,
1462                                     wxWindowID id,
1463                                     wxEvtHandler* evtHandler)
1464 {
1465     m_control = new wxComboBox(parent, id, wxEmptyString,
1466                                wxDefaultPosition, wxDefaultSize,
1467                                m_choices,
1468                                m_allowOthers ? 0 : wxCB_READONLY);
1469
1470     wxGridCellEditor::Create(parent, id, evtHandler);
1471 }
1472
1473 void wxGridCellChoiceEditor::PaintBackground(const wxRect& rectCell,
1474                                              wxGridCellAttr * attr)
1475 {
1476     // as we fill the entire client area, don't do anything here to minimize
1477     // flicker
1478
1479     // TODO: It doesn't actually fill the client area since the height of a
1480     // combo always defaults to the standard.  Until someone has time to
1481     // figure out the right rectangle to paint, just do it the normal way.
1482     wxGridCellEditor::PaintBackground(rectCell, attr);
1483 }
1484
1485 void wxGridCellChoiceEditor::BeginEdit(int row, int col, wxGrid* grid)
1486 {
1487     wxASSERT_MSG(m_control,
1488                  wxT("The wxGridCellEditor must be created first!"));
1489
1490     wxGridCellEditorEvtHandler* evtHandler = NULL;
1491     if (m_control)
1492         evtHandler = wxDynamicCast(m_control->GetEventHandler(), wxGridCellEditorEvtHandler);
1493
1494     // Don't immediately end if we get a kill focus event within BeginEdit
1495     if (evtHandler)
1496         evtHandler->SetInSetFocus(true);
1497
1498     m_startValue = grid->GetTable()->GetValue(row, col);
1499
1500     if (m_allowOthers)
1501     {
1502         Combo()->SetValue(m_startValue);
1503     }
1504     else
1505     {
1506         // find the right position, or default to the first if not found
1507         int pos = Combo()->FindString(m_startValue);
1508         if (pos == wxNOT_FOUND)
1509             pos = 0;
1510         Combo()->SetSelection(pos);
1511     }
1512
1513     Combo()->SetInsertionPointEnd();
1514     Combo()->SetFocus();
1515
1516     if (evtHandler)
1517     {
1518         // When dropping down the menu, a kill focus event
1519         // happens after this point, so we can't reset the flag yet.
1520 #if !defined(__WXGTK20__)
1521         evtHandler->SetInSetFocus(false);
1522 #endif
1523     }
1524 }
1525
1526 bool wxGridCellChoiceEditor::EndEdit(int row, int col,
1527                                      wxGrid* grid)
1528 {
1529     wxString value = Combo()->GetValue();
1530     if ( value == m_startValue )
1531         return false;
1532
1533     grid->GetTable()->SetValue(row, col, value);
1534
1535     return true;
1536 }
1537
1538 void wxGridCellChoiceEditor::Reset()
1539 {
1540     Combo()->SetValue(m_startValue);
1541     Combo()->SetInsertionPointEnd();
1542 }
1543
1544 void wxGridCellChoiceEditor::SetParameters(const wxString& params)
1545 {
1546     if ( !params )
1547     {
1548         // what can we do?
1549         return;
1550     }
1551
1552     m_choices.Empty();
1553
1554     wxStringTokenizer tk(params, _T(','));
1555     while ( tk.HasMoreTokens() )
1556     {
1557         m_choices.Add(tk.GetNextToken());
1558     }
1559 }
1560
1561 // return the value in the text control
1562 wxString wxGridCellChoiceEditor::GetValue() const
1563 {
1564   return Combo()->GetValue();
1565 }
1566
1567 #endif // wxUSE_COMBOBOX
1568
1569 // ----------------------------------------------------------------------------
1570 // wxGridCellEditorEvtHandler
1571 // ----------------------------------------------------------------------------
1572
1573 void wxGridCellEditorEvtHandler::OnKillFocus(wxFocusEvent& event)
1574 {
1575     // Don't disable the cell if we're just starting to edit it
1576     if (m_inSetFocus)
1577         return;
1578
1579     // accept changes
1580     m_grid->DisableCellEditControl();
1581
1582     event.Skip();
1583 }
1584
1585 void wxGridCellEditorEvtHandler::OnKeyDown(wxKeyEvent& event)
1586 {
1587     switch ( event.GetKeyCode() )
1588     {
1589         case WXK_ESCAPE:
1590             m_editor->Reset();
1591             m_grid->DisableCellEditControl();
1592             break;
1593
1594         case WXK_TAB:
1595             m_grid->GetEventHandler()->ProcessEvent( event );
1596             break;
1597
1598         case WXK_RETURN:
1599         case WXK_NUMPAD_ENTER:
1600             if (!m_grid->GetEventHandler()->ProcessEvent(event))
1601                 m_editor->HandleReturn(event);
1602             break;
1603
1604         default:
1605             event.Skip();
1606             break;
1607     }
1608 }
1609
1610 void wxGridCellEditorEvtHandler::OnChar(wxKeyEvent& event)
1611 {
1612     int row = m_grid->GetGridCursorRow();
1613     int col = m_grid->GetGridCursorCol();
1614     wxRect rect = m_grid->CellToRect( row, col );
1615     int cw, ch;
1616     m_grid->GetGridWindow()->GetClientSize( &cw, &ch );
1617
1618     // if cell width is smaller than grid client area, cell is wholly visible
1619     bool wholeCellVisible = (rect.GetWidth() < cw);
1620
1621     switch ( event.GetKeyCode() )
1622     {
1623         case WXK_ESCAPE:
1624         case WXK_TAB:
1625         case WXK_RETURN:
1626         case WXK_NUMPAD_ENTER:
1627             break;
1628
1629         case WXK_HOME:
1630         {
1631             if ( wholeCellVisible )
1632             {
1633                 // no special processing needed...
1634                 event.Skip();
1635                 break;
1636             }
1637
1638             // do special processing for partly visible cell...
1639
1640             // get the widths of all cells previous to this one
1641             int colXPos = 0;
1642             for ( int i = 0; i < col; i++ )
1643             {
1644                 colXPos += m_grid->GetColSize(i);
1645             }
1646
1647             int xUnit = 1, yUnit = 1;
1648             m_grid->GetScrollPixelsPerUnit(&xUnit, &yUnit);
1649             if (col != 0)
1650             {
1651                 m_grid->Scroll(colXPos / xUnit - 1, m_grid->GetScrollPos(wxVERTICAL));
1652             }
1653             else
1654             {
1655                 m_grid->Scroll(colXPos / xUnit, m_grid->GetScrollPos(wxVERTICAL));
1656             }
1657             event.Skip();
1658             break;
1659         }
1660
1661         case WXK_END:
1662         {
1663             if ( wholeCellVisible )
1664             {
1665                 // no special processing needed...
1666                 event.Skip();
1667                 break;
1668             }
1669
1670             // do special processing for partly visible cell...
1671
1672             int textWidth = 0;
1673             wxString value = m_grid->GetCellValue(row, col);
1674             if ( wxEmptyString != value )
1675             {
1676                 // get width of cell CONTENTS (text)
1677                 int y;
1678                 wxFont font = m_grid->GetCellFont(row, col);
1679                 m_grid->GetTextExtent(value, &textWidth, &y, NULL, NULL, &font);
1680
1681                 // try to RIGHT align the text by scrolling
1682                 int client_right = m_grid->GetGridWindow()->GetClientSize().GetWidth();
1683
1684                 // (m_grid->GetScrollLineX()*2) is a factor for not scrolling to far,
1685                 // otherwise the last part of the cell content might be hidden below the scroll bar
1686                 // FIXME: maybe there is a more suitable correction?
1687                 textWidth -= (client_right - (m_grid->GetScrollLineX() * 2));
1688                 if ( textWidth < 0 )
1689                 {
1690                     textWidth = 0;
1691                 }
1692             }
1693
1694             // get the widths of all cells previous to this one
1695             int colXPos = 0;
1696             for ( int i = 0; i < col; i++ )
1697             {
1698                 colXPos += m_grid->GetColSize(i);
1699             }
1700
1701             // and add the (modified) text width of the cell contents
1702             // as we'd like to see the last part of the cell contents
1703             colXPos += textWidth;
1704
1705             int xUnit = 1, yUnit = 1;
1706             m_grid->GetScrollPixelsPerUnit(&xUnit, &yUnit);
1707             m_grid->Scroll(colXPos / xUnit - 1, m_grid->GetScrollPos(wxVERTICAL));
1708             event.Skip();
1709             break;
1710         }
1711
1712         default:
1713             event.Skip();
1714             break;
1715     }
1716 }
1717
1718 // ----------------------------------------------------------------------------
1719 // wxGridCellWorker is an (almost) empty common base class for
1720 // wxGridCellRenderer and wxGridCellEditor managing ref counting
1721 // ----------------------------------------------------------------------------
1722
1723 void wxGridCellWorker::SetParameters(const wxString& WXUNUSED(params))
1724 {
1725     // nothing to do
1726 }
1727
1728 wxGridCellWorker::~wxGridCellWorker()
1729 {
1730 }
1731
1732 // ============================================================================
1733 // renderer classes
1734 // ============================================================================
1735
1736 // ----------------------------------------------------------------------------
1737 // wxGridCellRenderer
1738 // ----------------------------------------------------------------------------
1739
1740 void wxGridCellRenderer::Draw(wxGrid& grid,
1741                               wxGridCellAttr& attr,
1742                               wxDC& dc,
1743                               const wxRect& rect,
1744                               int WXUNUSED(row), int WXUNUSED(col),
1745                               bool isSelected)
1746 {
1747     dc.SetBackgroundMode( wxSOLID );
1748
1749     // grey out fields if the grid is disabled
1750     if ( grid.IsEnabled() )
1751     {
1752         if ( isSelected )
1753         {
1754             dc.SetBrush( wxBrush(grid.GetSelectionBackground(), wxSOLID) );
1755         }
1756         else
1757         {
1758             dc.SetBrush( wxBrush(attr.GetBackgroundColour(), wxSOLID) );
1759         }
1760     }
1761     else
1762     {
1763         dc.SetBrush(wxBrush(wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE), wxSOLID));
1764     }
1765
1766     dc.SetPen( *wxTRANSPARENT_PEN );
1767     dc.DrawRectangle(rect);
1768 }
1769
1770 // ----------------------------------------------------------------------------
1771 // wxGridCellStringRenderer
1772 // ----------------------------------------------------------------------------
1773
1774 void wxGridCellStringRenderer::SetTextColoursAndFont(const wxGrid& grid,
1775                                                      const wxGridCellAttr& attr,
1776                                                      wxDC& dc,
1777                                                      bool isSelected)
1778 {
1779     dc.SetBackgroundMode( wxTRANSPARENT );
1780
1781     // TODO some special colours for attr.IsReadOnly() case?
1782
1783     // different coloured text when the grid is disabled
1784     if ( grid.IsEnabled() )
1785     {
1786         if ( isSelected )
1787         {
1788             dc.SetTextBackground( grid.GetSelectionBackground() );
1789             dc.SetTextForeground( grid.GetSelectionForeground() );
1790         }
1791         else
1792         {
1793             dc.SetTextBackground( attr.GetBackgroundColour() );
1794             dc.SetTextForeground( attr.GetTextColour() );
1795         }
1796     }
1797     else
1798     {
1799         dc.SetTextBackground(wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE));
1800         dc.SetTextForeground(wxSystemSettings::GetColour(wxSYS_COLOUR_GRAYTEXT));
1801     }
1802
1803     dc.SetFont( attr.GetFont() );
1804 }
1805
1806 wxSize wxGridCellStringRenderer::DoGetBestSize(const wxGridCellAttr& attr,
1807                                                wxDC& dc,
1808                                                const wxString& text)
1809 {
1810     wxCoord x = 0, y = 0, max_x = 0;
1811     dc.SetFont(attr.GetFont());
1812     wxStringTokenizer tk(text, _T('\n'));
1813     while ( tk.HasMoreTokens() )
1814     {
1815         dc.GetTextExtent(tk.GetNextToken(), &x, &y);
1816         max_x = wxMax(max_x, x);
1817     }
1818
1819     y *= 1 + text.Freq(wxT('\n')); // multiply by the number of lines.
1820
1821     return wxSize(max_x, y);
1822 }
1823
1824 wxSize wxGridCellStringRenderer::GetBestSize(wxGrid& grid,
1825                                              wxGridCellAttr& attr,
1826                                              wxDC& dc,
1827                                              int row, int col)
1828 {
1829     return DoGetBestSize(attr, dc, grid.GetCellValue(row, col));
1830 }
1831
1832 void wxGridCellStringRenderer::Draw(wxGrid& grid,
1833                                     wxGridCellAttr& attr,
1834                                     wxDC& dc,
1835                                     const wxRect& rectCell,
1836                                     int row, int col,
1837                                     bool isSelected)
1838 {
1839     wxRect rect = rectCell;
1840     rect.Inflate(-1);
1841
1842     // erase only this cells background, overflow cells should have been erased
1843     wxGridCellRenderer::Draw(grid, attr, dc, rectCell, row, col, isSelected);
1844
1845     int hAlign, vAlign;
1846     attr.GetAlignment(&hAlign, &vAlign);
1847
1848     int overflowCols = 0;
1849
1850     if (attr.GetOverflow())
1851     {
1852         int cols = grid.GetNumberCols();
1853         int best_width = GetBestSize(grid,attr,dc,row,col).GetWidth();
1854         int cell_rows, cell_cols;
1855         attr.GetSize( &cell_rows, &cell_cols ); // shouldn't get here if <= 0
1856         if ((best_width > rectCell.width) && (col < cols) && grid.GetTable())
1857         {
1858             int i, c_cols, c_rows;
1859             for (i = col+cell_cols; i < cols; i++)
1860             {
1861                 bool is_empty = true;
1862                 for (int j=row; j < row + cell_rows; j++)
1863                 {
1864                     // check w/ anchor cell for multicell block
1865                     grid.GetCellSize(j, i, &c_rows, &c_cols);
1866                     if (c_rows > 0)
1867                         c_rows = 0;
1868                     if (!grid.GetTable()->IsEmptyCell(j + c_rows, i))
1869                     {
1870                         is_empty = false;
1871                         break;
1872                     }
1873                 }
1874
1875                 if (is_empty)
1876                 {
1877                     rect.width += grid.GetColSize(i);
1878                 }
1879                 else
1880                 {
1881                     i--;
1882                     break;
1883                 }
1884
1885                 if (rect.width >= best_width)
1886                     break;
1887             }
1888
1889             overflowCols = i - col - cell_cols + 1;
1890             if (overflowCols >= cols)
1891                 overflowCols = cols - 1;
1892         }
1893
1894         if (overflowCols > 0) // redraw overflow cells w/ proper hilight
1895         {
1896             hAlign = wxALIGN_LEFT; // if oveflowed then it's left aligned
1897             wxRect clip = rect;
1898             clip.x += rectCell.width;
1899             // draw each overflow cell individually
1900             int col_end = col + cell_cols + overflowCols;
1901             if (col_end >= grid.GetNumberCols())
1902                 col_end = grid.GetNumberCols() - 1;
1903             for (int i = col + cell_cols; i <= col_end; i++)
1904             {
1905                 clip.width = grid.GetColSize(i) - 1;
1906                 dc.DestroyClippingRegion();
1907                 dc.SetClippingRegion(clip);
1908
1909                 SetTextColoursAndFont(grid, attr, dc,
1910                         grid.IsInSelection(row,i));
1911
1912                 grid.DrawTextRectangle(dc, grid.GetCellValue(row, col),
1913                         rect, hAlign, vAlign);
1914                 clip.x += grid.GetColSize(i) - 1;
1915             }
1916
1917             rect = rectCell;
1918             rect.Inflate(-1);
1919             rect.width++;
1920             dc.DestroyClippingRegion();
1921         }
1922     }
1923
1924     // now we only have to draw the text
1925     SetTextColoursAndFont(grid, attr, dc, isSelected);
1926
1927     grid.DrawTextRectangle(dc, grid.GetCellValue(row, col),
1928                            rect, hAlign, vAlign);
1929 }
1930
1931 // ----------------------------------------------------------------------------
1932 // wxGridCellNumberRenderer
1933 // ----------------------------------------------------------------------------
1934
1935 wxString wxGridCellNumberRenderer::GetString(const wxGrid& grid, int row, int col)
1936 {
1937     wxGridTableBase *table = grid.GetTable();
1938     wxString text;
1939     if ( table->CanGetValueAs(row, col, wxGRID_VALUE_NUMBER) )
1940     {
1941         text.Printf(_T("%ld"), table->GetValueAsLong(row, col));
1942     }
1943     else
1944     {
1945         text = table->GetValue(row, col);
1946     }
1947
1948     return text;
1949 }
1950
1951 void wxGridCellNumberRenderer::Draw(wxGrid& grid,
1952                                     wxGridCellAttr& attr,
1953                                     wxDC& dc,
1954                                     const wxRect& rectCell,
1955                                     int row, int col,
1956                                     bool isSelected)
1957 {
1958     wxGridCellRenderer::Draw(grid, attr, dc, rectCell, row, col, isSelected);
1959
1960     SetTextColoursAndFont(grid, attr, dc, isSelected);
1961
1962     // draw the text right aligned by default
1963     int hAlign, vAlign;
1964     attr.GetAlignment(&hAlign, &vAlign);
1965     hAlign = wxALIGN_RIGHT;
1966
1967     wxRect rect = rectCell;
1968     rect.Inflate(-1);
1969
1970     grid.DrawTextRectangle(dc, GetString(grid, row, col), rect, hAlign, vAlign);
1971 }
1972
1973 wxSize wxGridCellNumberRenderer::GetBestSize(wxGrid& grid,
1974                                              wxGridCellAttr& attr,
1975                                              wxDC& dc,
1976                                              int row, int col)
1977 {
1978     return DoGetBestSize(attr, dc, GetString(grid, row, col));
1979 }
1980
1981 // ----------------------------------------------------------------------------
1982 // wxGridCellFloatRenderer
1983 // ----------------------------------------------------------------------------
1984
1985 wxGridCellFloatRenderer::wxGridCellFloatRenderer(int width, int precision)
1986 {
1987     SetWidth(width);
1988     SetPrecision(precision);
1989 }
1990
1991 wxGridCellRenderer *wxGridCellFloatRenderer::Clone() const
1992 {
1993     wxGridCellFloatRenderer *renderer = new wxGridCellFloatRenderer;
1994     renderer->m_width = m_width;
1995     renderer->m_precision = m_precision;
1996     renderer->m_format = m_format;
1997
1998     return renderer;
1999 }
2000
2001 wxString wxGridCellFloatRenderer::GetString(const wxGrid& grid, int row, int col)
2002 {
2003     wxGridTableBase *table = grid.GetTable();
2004
2005     bool hasDouble;
2006     double val;
2007     wxString text;
2008     if ( table->CanGetValueAs(row, col, wxGRID_VALUE_FLOAT) )
2009     {
2010         val = table->GetValueAsDouble(row, col);
2011         hasDouble = true;
2012     }
2013     else
2014     {
2015         text = table->GetValue(row, col);
2016         hasDouble = text.ToDouble(&val);
2017     }
2018
2019     if ( hasDouble )
2020     {
2021         if ( !m_format )
2022         {
2023             if ( m_width == -1 )
2024             {
2025                 if ( m_precision == -1 )
2026                 {
2027                     // default width/precision
2028                     m_format = _T("%f");
2029                 }
2030                 else
2031                 {
2032                     m_format.Printf(_T("%%.%df"), m_precision);
2033                 }
2034             }
2035             else if ( m_precision == -1 )
2036             {
2037                 // default precision
2038                 m_format.Printf(_T("%%%d.f"), m_width);
2039             }
2040             else
2041             {
2042                 m_format.Printf(_T("%%%d.%df"), m_width, m_precision);
2043             }
2044         }
2045
2046         text.Printf(m_format, val);
2047
2048     }
2049     //else: text already contains the string
2050
2051     return text;
2052 }
2053
2054 void wxGridCellFloatRenderer::Draw(wxGrid& grid,
2055                                    wxGridCellAttr& attr,
2056                                    wxDC& dc,
2057                                    const wxRect& rectCell,
2058                                    int row, int col,
2059                                    bool isSelected)
2060 {
2061     wxGridCellRenderer::Draw(grid, attr, dc, rectCell, row, col, isSelected);
2062
2063     SetTextColoursAndFont(grid, attr, dc, isSelected);
2064
2065     // draw the text right aligned by default
2066     int hAlign, vAlign;
2067     attr.GetAlignment(&hAlign, &vAlign);
2068     hAlign = wxALIGN_RIGHT;
2069
2070     wxRect rect = rectCell;
2071     rect.Inflate(-1);
2072
2073     grid.DrawTextRectangle(dc, GetString(grid, row, col), rect, hAlign, vAlign);
2074 }
2075
2076 wxSize wxGridCellFloatRenderer::GetBestSize(wxGrid& grid,
2077                                             wxGridCellAttr& attr,
2078                                             wxDC& dc,
2079                                             int row, int col)
2080 {
2081     return DoGetBestSize(attr, dc, GetString(grid, row, col));
2082 }
2083
2084 void wxGridCellFloatRenderer::SetParameters(const wxString& params)
2085 {
2086     if ( !params )
2087     {
2088         // reset to defaults
2089         SetWidth(-1);
2090         SetPrecision(-1);
2091     }
2092     else
2093     {
2094         wxString tmp = params.BeforeFirst(_T(','));
2095         if ( !tmp.empty() )
2096         {
2097             long width;
2098             if ( tmp.ToLong(&width) )
2099             {
2100                 SetWidth((int)width);
2101             }
2102             else
2103             {
2104                 wxLogDebug(_T("Invalid wxGridCellFloatRenderer width parameter string '%s ignored"), params.c_str());
2105             }
2106         }
2107
2108         tmp = params.AfterFirst(_T(','));
2109         if ( !tmp.empty() )
2110         {
2111             long precision;
2112             if ( tmp.ToLong(&precision) )
2113             {
2114                 SetPrecision((int)precision);
2115             }
2116             else
2117             {
2118                 wxLogDebug(_T("Invalid wxGridCellFloatRenderer precision parameter string '%s ignored"), params.c_str());
2119             }
2120         }
2121     }
2122 }
2123
2124 // ----------------------------------------------------------------------------
2125 // wxGridCellBoolRenderer
2126 // ----------------------------------------------------------------------------
2127
2128 wxSize wxGridCellBoolRenderer::ms_sizeCheckMark;
2129
2130 // FIXME these checkbox size calculations are really ugly...
2131
2132 // between checkmark and box
2133 static const wxCoord wxGRID_CHECKMARK_MARGIN = 2;
2134
2135 wxSize wxGridCellBoolRenderer::GetBestSize(wxGrid& grid,
2136                                            wxGridCellAttr& WXUNUSED(attr),
2137                                            wxDC& WXUNUSED(dc),
2138                                            int WXUNUSED(row),
2139                                            int WXUNUSED(col))
2140 {
2141     // compute it only once (no locks for MT safeness in GUI thread...)
2142     if ( !ms_sizeCheckMark.x )
2143     {
2144         // get checkbox size
2145         wxCheckBox *checkbox = new wxCheckBox(&grid, wxID_ANY, wxEmptyString);
2146         wxSize size = checkbox->GetBestSize();
2147         wxCoord checkSize = size.y + 2 * wxGRID_CHECKMARK_MARGIN;
2148
2149         // FIXME wxGTK::wxCheckBox::GetBestSize() gives "wrong" result
2150 #if defined(__WXGTK__) || defined(__WXMOTIF__)
2151         checkSize -= size.y / 2;
2152 #endif
2153
2154         delete checkbox;
2155
2156         ms_sizeCheckMark.x = ms_sizeCheckMark.y = checkSize;
2157     }
2158
2159     return ms_sizeCheckMark;
2160 }
2161
2162 void wxGridCellBoolRenderer::Draw(wxGrid& grid,
2163                                   wxGridCellAttr& attr,
2164                                   wxDC& dc,
2165                                   const wxRect& rect,
2166                                   int row, int col,
2167                                   bool isSelected)
2168 {
2169     wxGridCellRenderer::Draw(grid, attr, dc, rect, row, col, isSelected);
2170
2171     // draw a check mark in the centre (ignoring alignment - TODO)
2172     wxSize size = GetBestSize(grid, attr, dc, row, col);
2173
2174     // don't draw outside the cell
2175     wxCoord minSize = wxMin(rect.width, rect.height);
2176     if ( size.x >= minSize || size.y >= minSize )
2177     {
2178         // and even leave (at least) 1 pixel margin
2179         size.x = size.y = minSize - 2;
2180     }
2181
2182     // draw a border around checkmark
2183     int vAlign, hAlign;
2184     attr.GetAlignment(&hAlign, &vAlign);
2185
2186     wxRect rectBorder;
2187     if (hAlign == wxALIGN_CENTRE)
2188     {
2189         rectBorder.x = rect.x + rect.width / 2 - size.x / 2;
2190         rectBorder.y = rect.y + rect.height / 2 - size.y / 2;
2191         rectBorder.width = size.x;
2192         rectBorder.height = size.y;
2193     }
2194     else if (hAlign == wxALIGN_LEFT)
2195     {
2196         rectBorder.x = rect.x + 2;
2197         rectBorder.y = rect.y + rect.height / 2 - size.y / 2;
2198         rectBorder.width = size.x;
2199         rectBorder.height = size.y;
2200     }
2201     else if (hAlign == wxALIGN_RIGHT)
2202     {
2203         rectBorder.x = rect.x + rect.width - size.x - 2;
2204         rectBorder.y = rect.y + rect.height / 2 - size.y / 2;
2205         rectBorder.width = size.x;
2206         rectBorder.height = size.y;
2207     }
2208
2209     bool value;
2210     if ( grid.GetTable()->CanGetValueAs(row, col, wxGRID_VALUE_BOOL) )
2211     {
2212         value = grid.GetTable()->GetValueAsBool(row, col);
2213     }
2214     else
2215     {
2216         wxString cellval( grid.GetTable()->GetValue(row, col) );
2217         value = !( !cellval || (cellval == wxT("0")) );
2218     }
2219
2220     if ( value )
2221     {
2222         wxRect rectMark = rectBorder;
2223
2224 #ifdef __WXMSW__
2225         // MSW DrawCheckMark() is weird (and should probably be changed...)
2226         rectMark.Inflate(-wxGRID_CHECKMARK_MARGIN / 2);
2227         rectMark.x++;
2228         rectMark.y++;
2229 #else
2230         rectMark.Inflate(-wxGRID_CHECKMARK_MARGIN);
2231 #endif
2232
2233         dc.SetTextForeground(attr.GetTextColour());
2234         dc.DrawCheckMark(rectMark);
2235     }
2236
2237     dc.SetBrush(*wxTRANSPARENT_BRUSH);
2238     dc.SetPen(wxPen(attr.GetTextColour(), 1, wxSOLID));
2239     dc.DrawRectangle(rectBorder);
2240 }
2241
2242 // ----------------------------------------------------------------------------
2243 // wxGridCellAttr
2244 // ----------------------------------------------------------------------------
2245
2246 void wxGridCellAttr::Init(wxGridCellAttr *attrDefault)
2247 {
2248     m_nRef = 1;
2249
2250     m_isReadOnly = Unset;
2251
2252     m_renderer = NULL;
2253     m_editor = NULL;
2254
2255     m_attrkind = wxGridCellAttr::Cell;
2256
2257     m_sizeRows = m_sizeCols = 1;
2258     m_overflow = UnsetOverflow;
2259
2260     SetDefAttr(attrDefault);
2261 }
2262
2263 wxGridCellAttr *wxGridCellAttr::Clone() const
2264 {
2265     wxGridCellAttr *attr = new wxGridCellAttr(m_defGridAttr);
2266
2267     if ( HasTextColour() )
2268         attr->SetTextColour(GetTextColour());
2269     if ( HasBackgroundColour() )
2270         attr->SetBackgroundColour(GetBackgroundColour());
2271     if ( HasFont() )
2272         attr->SetFont(GetFont());
2273     if ( HasAlignment() )
2274         attr->SetAlignment(m_hAlign, m_vAlign);
2275
2276     attr->SetSize( m_sizeRows, m_sizeCols );
2277
2278     if ( m_renderer )
2279     {
2280         attr->SetRenderer(m_renderer);
2281         m_renderer->IncRef();
2282     }
2283     if ( m_editor )
2284     {
2285         attr->SetEditor(m_editor);
2286         m_editor->IncRef();
2287     }
2288
2289     if ( IsReadOnly() )
2290         attr->SetReadOnly();
2291
2292     attr->SetKind( m_attrkind );
2293
2294     return attr;
2295 }
2296
2297 void wxGridCellAttr::MergeWith(wxGridCellAttr *mergefrom)
2298 {
2299     if ( !HasTextColour() && mergefrom->HasTextColour() )
2300         SetTextColour(mergefrom->GetTextColour());
2301     if ( !HasBackgroundColour() && mergefrom->HasBackgroundColour() )
2302         SetBackgroundColour(mergefrom->GetBackgroundColour());
2303     if ( !HasFont() && mergefrom->HasFont() )
2304         SetFont(mergefrom->GetFont());
2305     if ( !HasAlignment() && mergefrom->HasAlignment() )
2306     {
2307         int hAlign, vAlign;
2308         mergefrom->GetAlignment( &hAlign, &vAlign);
2309         SetAlignment(hAlign, vAlign);
2310     }
2311     if ( !HasSize() && mergefrom->HasSize() )
2312         mergefrom->GetSize( &m_sizeRows, &m_sizeCols );
2313
2314     // Directly access member functions as GetRender/Editor don't just return
2315     // m_renderer/m_editor
2316     //
2317     // Maybe add support for merge of Render and Editor?
2318     if (!HasRenderer() && mergefrom->HasRenderer() )
2319     {
2320         m_renderer = mergefrom->m_renderer;
2321         m_renderer->IncRef();
2322     }
2323     if ( !HasEditor() && mergefrom->HasEditor() )
2324     {
2325         m_editor =  mergefrom->m_editor;
2326         m_editor->IncRef();
2327     }
2328     if ( !HasReadWriteMode() && mergefrom->HasReadWriteMode() )
2329         SetReadOnly(mergefrom->IsReadOnly());
2330
2331     if (!HasOverflowMode() && mergefrom->HasOverflowMode() )
2332         SetOverflow(mergefrom->GetOverflow());
2333
2334     SetDefAttr(mergefrom->m_defGridAttr);
2335 }
2336
2337 void wxGridCellAttr::SetSize(int num_rows, int num_cols)
2338 {
2339     // The size of a cell is normally 1,1
2340
2341     // If this cell is larger (2,2) then this is the top left cell
2342     // the other cells that will be covered (lower right cells) must be
2343     // set to negative or zero values such that
2344     // row + num_rows of the covered cell points to the larger cell (this cell)
2345     // same goes for the col + num_cols.
2346
2347     // Size of 0,0 is NOT valid, neither is <=0 and any positive value
2348
2349     wxASSERT_MSG( (!((num_rows > 0) && (num_cols <= 0)) ||
2350                   !((num_rows <= 0) && (num_cols > 0)) ||
2351                   !((num_rows == 0) && (num_cols == 0))),
2352                   wxT("wxGridCellAttr::SetSize only takes two postive values or negative/zero values"));
2353
2354     m_sizeRows = num_rows;
2355     m_sizeCols = num_cols;
2356 }
2357
2358 const wxColour& wxGridCellAttr::GetTextColour() const
2359 {
2360     if (HasTextColour())
2361     {
2362         return m_colText;
2363     }
2364     else if (m_defGridAttr && m_defGridAttr != this)
2365     {
2366         return m_defGridAttr->GetTextColour();
2367     }
2368     else
2369     {
2370         wxFAIL_MSG(wxT("Missing default cell attribute"));
2371         return wxNullColour;
2372     }
2373 }
2374
2375 const wxColour& wxGridCellAttr::GetBackgroundColour() const
2376 {
2377     if (HasBackgroundColour())
2378     {
2379         return m_colBack;
2380     }
2381     else if (m_defGridAttr && m_defGridAttr != this)
2382     {
2383         return m_defGridAttr->GetBackgroundColour();
2384     }
2385     else
2386     {
2387         wxFAIL_MSG(wxT("Missing default cell attribute"));
2388         return wxNullColour;
2389     }
2390 }
2391
2392 const wxFont& wxGridCellAttr::GetFont() const
2393 {
2394     if (HasFont())
2395     {
2396         return m_font;
2397     }
2398     else if (m_defGridAttr && m_defGridAttr != this)
2399     {
2400         return m_defGridAttr->GetFont();
2401     }
2402     else
2403     {
2404         wxFAIL_MSG(wxT("Missing default cell attribute"));
2405         return wxNullFont;
2406     }
2407 }
2408
2409 void wxGridCellAttr::GetAlignment(int *hAlign, int *vAlign) const
2410 {
2411     if (HasAlignment())
2412     {
2413         if ( hAlign )
2414             *hAlign = m_hAlign;
2415         if ( vAlign )
2416             *vAlign = m_vAlign;
2417     }
2418     else if (m_defGridAttr && m_defGridAttr != this)
2419     {
2420         m_defGridAttr->GetAlignment(hAlign, vAlign);
2421     }
2422     else
2423     {
2424         wxFAIL_MSG(wxT("Missing default cell attribute"));
2425     }
2426 }
2427
2428 void wxGridCellAttr::GetSize( int *num_rows, int *num_cols ) const
2429 {
2430     if ( num_rows )
2431         *num_rows = m_sizeRows;
2432     if ( num_cols )
2433         *num_cols = m_sizeCols;
2434 }
2435
2436 // GetRenderer and GetEditor use a slightly different decision path about
2437 // which attribute to use.  If a non-default attr object has one then it is
2438 // used, otherwise the default editor or renderer is fetched from the grid and
2439 // used.  It should be the default for the data type of the cell.  If it is
2440 // NULL (because the table has a type that the grid does not have in its
2441 // registry), then the grid's default editor or renderer is used.
2442
2443 wxGridCellRenderer* wxGridCellAttr::GetRenderer(wxGrid* grid, int row, int col) const
2444 {
2445     wxGridCellRenderer *renderer = NULL;
2446
2447     if ( m_renderer && this != m_defGridAttr )
2448     {
2449         // use the cells renderer if it has one
2450         renderer = m_renderer;
2451         renderer->IncRef();
2452     }
2453     else // no non-default cell renderer
2454     {
2455         // get default renderer for the data type
2456         if ( grid )
2457         {
2458             // GetDefaultRendererForCell() will do IncRef() for us
2459             renderer = grid->GetDefaultRendererForCell(row, col);
2460         }
2461
2462         if ( renderer == NULL )
2463         {
2464             if ( (m_defGridAttr != NULL) && (m_defGridAttr != this) )
2465             {
2466                 // if we still don't have one then use the grid default
2467                 // (no need for IncRef() here neither)
2468                 renderer = m_defGridAttr->GetRenderer(NULL, 0, 0);
2469             }
2470             else // default grid attr
2471             {
2472                 // use m_renderer which we had decided not to use initially
2473                 renderer = m_renderer;
2474                 if ( renderer )
2475                     renderer->IncRef();
2476             }
2477         }
2478     }
2479
2480     // we're supposed to always find something
2481     wxASSERT_MSG(renderer, wxT("Missing default cell renderer"));
2482
2483     return renderer;
2484 }
2485
2486 // same as above, except for s/renderer/editor/g
2487 wxGridCellEditor* wxGridCellAttr::GetEditor(wxGrid* grid, int row, int col) const
2488 {
2489     wxGridCellEditor *editor = NULL;
2490
2491     if ( m_editor && this != m_defGridAttr )
2492     {
2493         // use the cells editor if it has one
2494         editor = m_editor;
2495         editor->IncRef();
2496     }
2497     else // no non default cell editor
2498     {
2499         // get default editor for the data type
2500         if ( grid )
2501         {
2502             // GetDefaultEditorForCell() will do IncRef() for us
2503             editor = grid->GetDefaultEditorForCell(row, col);
2504         }
2505
2506         if ( editor == NULL )
2507         {
2508             if ( (m_defGridAttr != NULL) && (m_defGridAttr != this) )
2509             {
2510                 // if we still don't have one then use the grid default
2511                 // (no need for IncRef() here neither)
2512                 editor = m_defGridAttr->GetEditor(NULL, 0, 0);
2513             }
2514             else // default grid attr
2515             {
2516                 // use m_editor which we had decided not to use initially
2517                 editor = m_editor;
2518                 if ( editor )
2519                     editor->IncRef();
2520             }
2521         }
2522     }
2523
2524     // we're supposed to always find something
2525     wxASSERT_MSG(editor, wxT("Missing default cell editor"));
2526
2527     return editor;
2528 }
2529
2530 // ----------------------------------------------------------------------------
2531 // wxGridCellAttrData
2532 // ----------------------------------------------------------------------------
2533
2534 void wxGridCellAttrData::SetAttr(wxGridCellAttr *attr, int row, int col)
2535 {
2536     int n = FindIndex(row, col);
2537     if ( n == wxNOT_FOUND )
2538     {
2539         // add the attribute
2540         m_attrs.Add(new wxGridCellWithAttr(row, col, attr));
2541     }
2542     else
2543     {
2544         // free the old attribute
2545         m_attrs[(size_t)n].attr->DecRef();
2546
2547         if ( attr )
2548         {
2549             // change the attribute
2550             m_attrs[(size_t)n].attr = attr;
2551         }
2552         else
2553         {
2554             // remove this attribute
2555             m_attrs.RemoveAt((size_t)n);
2556         }
2557     }
2558 }
2559
2560 wxGridCellAttr *wxGridCellAttrData::GetAttr(int row, int col) const
2561 {
2562     wxGridCellAttr *attr = (wxGridCellAttr *)NULL;
2563
2564     int n = FindIndex(row, col);
2565     if ( n != wxNOT_FOUND )
2566     {
2567         attr = m_attrs[(size_t)n].attr;
2568         attr->IncRef();
2569     }
2570
2571     return attr;
2572 }
2573
2574 void wxGridCellAttrData::UpdateAttrRows( size_t pos, int numRows )
2575 {
2576     size_t count = m_attrs.GetCount();
2577     for ( size_t n = 0; n < count; n++ )
2578     {
2579         wxGridCellCoords& coords = m_attrs[n].coords;
2580         wxCoord row = coords.GetRow();
2581         if ((size_t)row >= pos)
2582         {
2583             if (numRows > 0)
2584             {
2585                 // If rows inserted, include row counter where necessary
2586                 coords.SetRow(row + numRows);
2587             }
2588             else if (numRows < 0)
2589             {
2590                 // If rows deleted ...
2591                 if ((size_t)row >= pos - numRows)
2592                 {
2593                     // ...either decrement row counter (if row still exists)...
2594                     coords.SetRow(row + numRows);
2595                 }
2596                 else
2597                 {
2598                     // ...or remove the attribute
2599                     // No need to DecRef the attribute itself since this is
2600                     // done be wxGridCellWithAttr's destructor!
2601                     m_attrs.RemoveAt(n);
2602                     n--;
2603                     count--;
2604                 }
2605             }
2606         }
2607     }
2608 }
2609
2610 void wxGridCellAttrData::UpdateAttrCols( size_t pos, int numCols )
2611 {
2612     size_t count = m_attrs.GetCount();
2613     for ( size_t n = 0; n < count; n++ )
2614     {
2615         wxGridCellCoords& coords = m_attrs[n].coords;
2616         wxCoord col = coords.GetCol();
2617         if ( (size_t)col >= pos )
2618         {
2619             if ( numCols > 0 )
2620             {
2621                 // If rows inserted, include row counter where necessary
2622                 coords.SetCol(col + numCols);
2623             }
2624             else if (numCols < 0)
2625             {
2626                 // If rows deleted ...
2627                 if ((size_t)col >= pos - numCols)
2628                 {
2629                     // ...either decrement row counter (if row still exists)...
2630                     coords.SetCol(col + numCols);
2631                 }
2632                 else
2633                 {
2634                     // ...or remove the attribute
2635                     // No need to DecRef the attribute itself since this is
2636                     // done be wxGridCellWithAttr's destructor!
2637                     m_attrs.RemoveAt(n);
2638                     n--;
2639                     count--;
2640                 }
2641             }
2642         }
2643     }
2644 }
2645
2646 int wxGridCellAttrData::FindIndex(int row, int col) const
2647 {
2648     size_t count = m_attrs.GetCount();
2649     for ( size_t n = 0; n < count; n++ )
2650     {
2651         const wxGridCellCoords& coords = m_attrs[n].coords;
2652         if ( (coords.GetRow() == row) && (coords.GetCol() == col) )
2653         {
2654             return n;
2655         }
2656     }
2657
2658     return wxNOT_FOUND;
2659 }
2660
2661 // ----------------------------------------------------------------------------
2662 // wxGridRowOrColAttrData
2663 // ----------------------------------------------------------------------------
2664
2665 wxGridRowOrColAttrData::~wxGridRowOrColAttrData()
2666 {
2667     size_t count = m_attrs.Count();
2668     for ( size_t n = 0; n < count; n++ )
2669     {
2670         m_attrs[n]->DecRef();
2671     }
2672 }
2673
2674 wxGridCellAttr *wxGridRowOrColAttrData::GetAttr(int rowOrCol) const
2675 {
2676     wxGridCellAttr *attr = (wxGridCellAttr *)NULL;
2677
2678     int n = m_rowsOrCols.Index(rowOrCol);
2679     if ( n != wxNOT_FOUND )
2680     {
2681         attr = m_attrs[(size_t)n];
2682         attr->IncRef();
2683     }
2684
2685     return attr;
2686 }
2687
2688 void wxGridRowOrColAttrData::SetAttr(wxGridCellAttr *attr, int rowOrCol)
2689 {
2690     int i = m_rowsOrCols.Index(rowOrCol);
2691     if ( i == wxNOT_FOUND )
2692     {
2693         // add the attribute
2694         m_rowsOrCols.Add(rowOrCol);
2695         m_attrs.Add(attr);
2696     }
2697     else
2698     {
2699         size_t n = (size_t)i;
2700         if ( attr )
2701         {
2702             // change the attribute
2703             m_attrs[n]->DecRef();
2704             m_attrs[n] = attr;
2705         }
2706         else
2707         {
2708             // remove this attribute
2709             m_attrs[n]->DecRef();
2710             m_rowsOrCols.RemoveAt(n);
2711             m_attrs.RemoveAt(n);
2712         }
2713     }
2714 }
2715
2716 void wxGridRowOrColAttrData::UpdateAttrRowsOrCols( size_t pos, int numRowsOrCols )
2717 {
2718     size_t count = m_attrs.GetCount();
2719     for ( size_t n = 0; n < count; n++ )
2720     {
2721         int & rowOrCol = m_rowsOrCols[n];
2722         if ( (size_t)rowOrCol >= pos )
2723         {
2724             if ( numRowsOrCols > 0 )
2725             {
2726                 // If rows inserted, include row counter where necessary
2727                 rowOrCol += numRowsOrCols;
2728             }
2729             else if ( numRowsOrCols < 0)
2730             {
2731                 // If rows deleted, either decrement row counter (if row still exists)
2732                 if ((size_t)rowOrCol >= pos - numRowsOrCols)
2733                     rowOrCol += numRowsOrCols;
2734                 else
2735                 {
2736                     m_rowsOrCols.RemoveAt(n);
2737                     m_attrs[n]->DecRef();
2738                     m_attrs.RemoveAt(n);
2739                     n--;
2740                     count--;
2741                 }
2742             }
2743         }
2744     }
2745 }
2746
2747 // ----------------------------------------------------------------------------
2748 // wxGridCellAttrProvider
2749 // ----------------------------------------------------------------------------
2750
2751 wxGridCellAttrProvider::wxGridCellAttrProvider()
2752 {
2753     m_data = (wxGridCellAttrProviderData *)NULL;
2754 }
2755
2756 wxGridCellAttrProvider::~wxGridCellAttrProvider()
2757 {
2758     delete m_data;
2759 }
2760
2761 void wxGridCellAttrProvider::InitData()
2762 {
2763     m_data = new wxGridCellAttrProviderData;
2764 }
2765
2766 wxGridCellAttr *wxGridCellAttrProvider::GetAttr(int row, int col,
2767                                                 wxGridCellAttr::wxAttrKind  kind ) const
2768 {
2769     wxGridCellAttr *attr = (wxGridCellAttr *)NULL;
2770     if ( m_data )
2771     {
2772         switch (kind)
2773         {
2774             case (wxGridCellAttr::Any):
2775                 // Get cached merge attributes.
2776                 // Currently not used as no cache implemented as not mutable
2777                 // attr = m_data->m_mergeAttr.GetAttr(row, col);
2778                 if (!attr)
2779                 {
2780                     // Basically implement old version.
2781                     // Also check merge cache, so we don't have to re-merge every time..
2782                     wxGridCellAttr *attrcell = m_data->m_cellAttrs.GetAttr(row, col);
2783                     wxGridCellAttr *attrrow = m_data->m_rowAttrs.GetAttr(row);
2784                     wxGridCellAttr *attrcol = m_data->m_colAttrs.GetAttr(col);
2785
2786                     if ((attrcell != attrrow) && (attrrow != attrcol) && (attrcell != attrcol))
2787                     {
2788                         // Two or more are non NULL
2789                         attr = new wxGridCellAttr;
2790                         attr->SetKind(wxGridCellAttr::Merged);
2791
2792                         // Order is important..
2793                         if (attrcell)
2794                         {
2795                             attr->MergeWith(attrcell);
2796                             attrcell->DecRef();
2797                         }
2798                         if (attrcol)
2799                         {
2800                             attr->MergeWith(attrcol);
2801                             attrcol->DecRef();
2802                         }
2803                         if (attrrow)
2804                         {
2805                             attr->MergeWith(attrrow);
2806                             attrrow->DecRef();
2807                         }
2808
2809                         // store merge attr if cache implemented
2810                         //attr->IncRef();
2811                         //m_data->m_mergeAttr.SetAttr(attr, row, col);
2812                     }
2813                     else
2814                     {
2815                         // one or none is non null return it or null.
2816                         if (attrrow)
2817                             attr = attrrow;
2818                         if (attrcol)
2819                         {
2820                             if (attr)
2821                                 attr->DecRef();
2822                             attr = attrcol;
2823                         }
2824                         if (attrcell)
2825                         {
2826                             if (attr)
2827                                 attr->DecRef();
2828                             attr = attrcell;
2829                         }
2830                     }
2831                 }
2832                 break;
2833
2834             case (wxGridCellAttr::Cell):
2835                 attr = m_data->m_cellAttrs.GetAttr(row, col);
2836                 break;
2837
2838             case (wxGridCellAttr::Col):
2839                 attr = m_data->m_colAttrs.GetAttr(col);
2840                 break;
2841
2842             case (wxGridCellAttr::Row):
2843                 attr = m_data->m_rowAttrs.GetAttr(row);
2844                 break;
2845
2846             default:
2847                 // unused as yet...
2848                 // (wxGridCellAttr::Default):
2849                 // (wxGridCellAttr::Merged):
2850                 break;
2851         }
2852     }
2853
2854     return attr;
2855 }
2856
2857 void wxGridCellAttrProvider::SetAttr(wxGridCellAttr *attr,
2858                                      int row, int col)
2859 {
2860     if ( !m_data )
2861         InitData();
2862
2863     m_data->m_cellAttrs.SetAttr(attr, row, col);
2864 }
2865
2866 void wxGridCellAttrProvider::SetRowAttr(wxGridCellAttr *attr, int row)
2867 {
2868     if ( !m_data )
2869         InitData();
2870
2871     m_data->m_rowAttrs.SetAttr(attr, row);
2872 }
2873
2874 void wxGridCellAttrProvider::SetColAttr(wxGridCellAttr *attr, int col)
2875 {
2876     if ( !m_data )
2877         InitData();
2878
2879     m_data->m_colAttrs.SetAttr(attr, col);
2880 }
2881
2882 void wxGridCellAttrProvider::UpdateAttrRows( size_t pos, int numRows )
2883 {
2884     if ( m_data )
2885     {
2886         m_data->m_cellAttrs.UpdateAttrRows( pos, numRows );
2887
2888         m_data->m_rowAttrs.UpdateAttrRowsOrCols( pos, numRows );
2889     }
2890 }
2891
2892 void wxGridCellAttrProvider::UpdateAttrCols( size_t pos, int numCols )
2893 {
2894     if ( m_data )
2895     {
2896         m_data->m_cellAttrs.UpdateAttrCols( pos, numCols );
2897
2898         m_data->m_colAttrs.UpdateAttrRowsOrCols( pos, numCols );
2899     }
2900 }
2901
2902 // ----------------------------------------------------------------------------
2903 // wxGridTypeRegistry
2904 // ----------------------------------------------------------------------------
2905
2906 wxGridTypeRegistry::~wxGridTypeRegistry()
2907 {
2908     size_t count = m_typeinfo.Count();
2909     for ( size_t i = 0; i < count; i++ )
2910         delete m_typeinfo[i];
2911 }
2912
2913 void wxGridTypeRegistry::RegisterDataType(const wxString& typeName,
2914                                           wxGridCellRenderer* renderer,
2915                                           wxGridCellEditor* editor)
2916 {
2917     wxGridDataTypeInfo* info = new wxGridDataTypeInfo(typeName, renderer, editor);
2918
2919     // is it already registered?
2920     int loc = FindRegisteredDataType(typeName);
2921     if ( loc != wxNOT_FOUND )
2922     {
2923         delete m_typeinfo[loc];
2924         m_typeinfo[loc] = info;
2925     }
2926     else
2927     {
2928         m_typeinfo.Add(info);
2929     }
2930 }
2931
2932 int wxGridTypeRegistry::FindRegisteredDataType(const wxString& typeName)
2933 {
2934     size_t count = m_typeinfo.GetCount();
2935     for ( size_t i = 0; i < count; i++ )
2936     {
2937         if ( typeName == m_typeinfo[i]->m_typeName )
2938         {
2939             return i;
2940         }
2941     }
2942
2943     return wxNOT_FOUND;
2944 }
2945
2946 int wxGridTypeRegistry::FindDataType(const wxString& typeName)
2947 {
2948     int index = FindRegisteredDataType(typeName);
2949     if ( index == wxNOT_FOUND )
2950     {
2951         // check whether this is one of the standard ones, in which case
2952         // register it "on the fly"
2953 #if wxUSE_TEXTCTRL
2954         if ( typeName == wxGRID_VALUE_STRING )
2955         {
2956             RegisterDataType(wxGRID_VALUE_STRING,
2957                              new wxGridCellStringRenderer,
2958                              new wxGridCellTextEditor);
2959         }
2960         else
2961 #endif // wxUSE_TEXTCTRL
2962 #if wxUSE_CHECKBOX
2963         if ( typeName == wxGRID_VALUE_BOOL )
2964         {
2965             RegisterDataType(wxGRID_VALUE_BOOL,
2966                              new wxGridCellBoolRenderer,
2967                              new wxGridCellBoolEditor);
2968         }
2969         else
2970 #endif // wxUSE_CHECKBOX
2971 #if wxUSE_TEXTCTRL
2972         if ( typeName == wxGRID_VALUE_NUMBER )
2973         {
2974             RegisterDataType(wxGRID_VALUE_NUMBER,
2975                              new wxGridCellNumberRenderer,
2976                              new wxGridCellNumberEditor);
2977         }
2978         else if ( typeName == wxGRID_VALUE_FLOAT )
2979         {
2980             RegisterDataType(wxGRID_VALUE_FLOAT,
2981                              new wxGridCellFloatRenderer,
2982                              new wxGridCellFloatEditor);
2983         }
2984         else
2985 #endif // wxUSE_TEXTCTRL
2986 #if wxUSE_COMBOBOX
2987         if ( typeName == wxGRID_VALUE_CHOICE )
2988         {
2989             RegisterDataType(wxGRID_VALUE_CHOICE,
2990                              new wxGridCellStringRenderer,
2991                              new wxGridCellChoiceEditor);
2992         }
2993         else
2994 #endif // wxUSE_COMBOBOX
2995         {
2996             return wxNOT_FOUND;
2997         }
2998
2999         // we get here only if just added the entry for this type, so return
3000         // the last index
3001         index = m_typeinfo.GetCount() - 1;
3002     }
3003
3004     return index;
3005 }
3006
3007 int wxGridTypeRegistry::FindOrCloneDataType(const wxString& typeName)
3008 {
3009     int index = FindDataType(typeName);
3010     if ( index == wxNOT_FOUND )
3011     {
3012         // the first part of the typename is the "real" type, anything after ':'
3013         // are the parameters for the renderer
3014         index = FindDataType(typeName.BeforeFirst(_T(':')));
3015         if ( index == wxNOT_FOUND )
3016         {
3017             return wxNOT_FOUND;
3018         }
3019
3020         wxGridCellRenderer *renderer = GetRenderer(index);
3021         wxGridCellRenderer *rendererOld = renderer;
3022         renderer = renderer->Clone();
3023         rendererOld->DecRef();
3024
3025         wxGridCellEditor *editor = GetEditor(index);
3026         wxGridCellEditor *editorOld = editor;
3027         editor = editor->Clone();
3028         editorOld->DecRef();
3029
3030         // do it even if there are no parameters to reset them to defaults
3031         wxString params = typeName.AfterFirst(_T(':'));
3032         renderer->SetParameters(params);
3033         editor->SetParameters(params);
3034
3035         // register the new typename
3036         RegisterDataType(typeName, renderer, editor);
3037
3038         // we just registered it, it's the last one
3039         index = m_typeinfo.GetCount() - 1;
3040     }
3041
3042     return index;
3043 }
3044
3045 wxGridCellRenderer* wxGridTypeRegistry::GetRenderer(int index)
3046 {
3047     wxGridCellRenderer* renderer = m_typeinfo[index]->m_renderer;
3048     if (renderer)
3049         renderer->IncRef();
3050
3051     return renderer;
3052 }
3053
3054 wxGridCellEditor* wxGridTypeRegistry::GetEditor(int index)
3055 {
3056     wxGridCellEditor* editor = m_typeinfo[index]->m_editor;
3057     if (editor)
3058         editor->IncRef();
3059
3060     return editor;
3061 }
3062
3063 // ----------------------------------------------------------------------------
3064 // wxGridTableBase
3065 // ----------------------------------------------------------------------------
3066
3067 IMPLEMENT_ABSTRACT_CLASS( wxGridTableBase, wxObject )
3068
3069 wxGridTableBase::wxGridTableBase()
3070 {
3071     m_view = (wxGrid *) NULL;
3072     m_attrProvider = (wxGridCellAttrProvider *) NULL;
3073 }
3074
3075 wxGridTableBase::~wxGridTableBase()
3076 {
3077     delete m_attrProvider;
3078 }
3079
3080 void wxGridTableBase::SetAttrProvider(wxGridCellAttrProvider *attrProvider)
3081 {
3082     delete m_attrProvider;
3083     m_attrProvider = attrProvider;
3084 }
3085
3086 bool wxGridTableBase::CanHaveAttributes()
3087 {
3088     if ( ! GetAttrProvider() )
3089     {
3090         // use the default attr provider by default
3091         SetAttrProvider(new wxGridCellAttrProvider);
3092     }
3093
3094     return true;
3095 }
3096
3097 wxGridCellAttr *wxGridTableBase::GetAttr(int row, int col, wxGridCellAttr::wxAttrKind  kind)
3098 {
3099     if ( m_attrProvider )
3100         return m_attrProvider->GetAttr(row, col, kind);
3101     else
3102         return (wxGridCellAttr *)NULL;
3103 }
3104
3105 void wxGridTableBase::SetAttr(wxGridCellAttr* attr, int row, int col)
3106 {
3107     if ( m_attrProvider )
3108     {
3109         attr->SetKind(wxGridCellAttr::Cell);
3110         m_attrProvider->SetAttr(attr, row, col);
3111     }
3112     else
3113     {
3114         // as we take ownership of the pointer and don't store it, we must
3115         // free it now
3116         wxSafeDecRef(attr);
3117     }
3118 }
3119
3120 void wxGridTableBase::SetRowAttr(wxGridCellAttr *attr, int row)
3121 {
3122     if ( m_attrProvider )
3123     {
3124         attr->SetKind(wxGridCellAttr::Row);
3125         m_attrProvider->SetRowAttr(attr, row);
3126     }
3127     else
3128     {
3129         // as we take ownership of the pointer and don't store it, we must
3130         // free it now
3131         wxSafeDecRef(attr);
3132     }
3133 }
3134
3135 void wxGridTableBase::SetColAttr(wxGridCellAttr *attr, int col)
3136 {
3137     if ( m_attrProvider )
3138     {
3139         attr->SetKind(wxGridCellAttr::Col);
3140         m_attrProvider->SetColAttr(attr, col);
3141     }
3142     else
3143     {
3144         // as we take ownership of the pointer and don't store it, we must
3145         // free it now
3146         wxSafeDecRef(attr);
3147     }
3148 }
3149
3150 bool wxGridTableBase::InsertRows( size_t WXUNUSED(pos),
3151                                   size_t WXUNUSED(numRows) )
3152 {
3153     wxFAIL_MSG( wxT("Called grid table class function InsertRows\nbut your derived table class does not override this function") );
3154
3155     return false;
3156 }
3157
3158 bool wxGridTableBase::AppendRows( size_t WXUNUSED(numRows) )
3159 {
3160     wxFAIL_MSG( wxT("Called grid table class function AppendRows\nbut your derived table class does not override this function"));
3161
3162     return false;
3163 }
3164
3165 bool wxGridTableBase::DeleteRows( size_t WXUNUSED(pos),
3166                                   size_t WXUNUSED(numRows) )
3167 {
3168     wxFAIL_MSG( wxT("Called grid table class function DeleteRows\nbut your derived table class does not override this function"));
3169
3170     return false;
3171 }
3172
3173 bool wxGridTableBase::InsertCols( size_t WXUNUSED(pos),
3174                                   size_t WXUNUSED(numCols) )
3175 {
3176     wxFAIL_MSG( wxT("Called grid table class function InsertCols\nbut your derived table class does not override this function"));
3177
3178     return false;
3179 }
3180
3181 bool wxGridTableBase::AppendCols( size_t WXUNUSED(numCols) )
3182 {
3183     wxFAIL_MSG(wxT("Called grid table class function AppendCols\nbut your derived table class does not override this function"));
3184
3185     return false;
3186 }
3187
3188 bool wxGridTableBase::DeleteCols( size_t WXUNUSED(pos),
3189                                   size_t WXUNUSED(numCols) )
3190 {
3191     wxFAIL_MSG( wxT("Called grid table class function DeleteCols\nbut your derived table class does not override this function"));
3192
3193     return false;
3194 }
3195
3196 wxString wxGridTableBase::GetRowLabelValue( int row )
3197 {
3198     wxString s;
3199
3200     // RD: Starting the rows at zero confuses users,
3201     // no matter how much it makes sense to us geeks.
3202     s << row + 1;
3203
3204     return s;
3205 }
3206
3207 wxString wxGridTableBase::GetColLabelValue( int col )
3208 {
3209     // default col labels are:
3210     //   cols 0 to 25   : A-Z
3211     //   cols 26 to 675 : AA-ZZ
3212     //   etc.
3213
3214     wxString s;
3215     unsigned int i, n;
3216     for ( n = 1; ; n++ )
3217     {
3218         s += (wxChar) (_T('A') + (wxChar)(col % 26));
3219         col = col / 26 - 1;
3220         if ( col < 0 )
3221             break;
3222     }
3223
3224     // reverse the string...
3225     wxString s2;
3226     for ( i = 0; i < n; i++ )
3227     {
3228         s2 += s[n - i - 1];
3229     }
3230
3231     return s2;
3232 }
3233
3234 wxString wxGridTableBase::GetTypeName( int WXUNUSED(row), int WXUNUSED(col) )
3235 {
3236     return wxGRID_VALUE_STRING;
3237 }
3238
3239 bool wxGridTableBase::CanGetValueAs( int WXUNUSED(row), int WXUNUSED(col),
3240                                      const wxString& typeName )
3241 {
3242     return typeName == wxGRID_VALUE_STRING;
3243 }
3244
3245 bool wxGridTableBase::CanSetValueAs( int row, int col, const wxString& typeName )
3246 {
3247     return CanGetValueAs(row, col, typeName);
3248 }
3249
3250 long wxGridTableBase::GetValueAsLong( int WXUNUSED(row), int WXUNUSED(col) )
3251 {
3252     return 0;
3253 }
3254
3255 double wxGridTableBase::GetValueAsDouble( int WXUNUSED(row), int WXUNUSED(col) )
3256 {
3257     return 0.0;
3258 }
3259
3260 bool wxGridTableBase::GetValueAsBool( int WXUNUSED(row), int WXUNUSED(col) )
3261 {
3262     return false;
3263 }
3264
3265 void wxGridTableBase::SetValueAsLong( int WXUNUSED(row), int WXUNUSED(col),
3266                                       long WXUNUSED(value) )
3267 {
3268 }
3269
3270 void wxGridTableBase::SetValueAsDouble( int WXUNUSED(row), int WXUNUSED(col),
3271                                         double WXUNUSED(value) )
3272 {
3273 }
3274
3275 void wxGridTableBase::SetValueAsBool( int WXUNUSED(row), int WXUNUSED(col),
3276                                       bool WXUNUSED(value) )
3277 {
3278 }
3279
3280 void* wxGridTableBase::GetValueAsCustom( int WXUNUSED(row), int WXUNUSED(col),
3281                                          const wxString& WXUNUSED(typeName) )
3282 {
3283     return NULL;
3284 }
3285
3286 void  wxGridTableBase::SetValueAsCustom( int WXUNUSED(row), int WXUNUSED(col),
3287                                          const wxString& WXUNUSED(typeName),
3288                                          void* WXUNUSED(value) )
3289 {
3290 }
3291
3292 //////////////////////////////////////////////////////////////////////
3293 //
3294 // Message class for the grid table to send requests and notifications
3295 // to the grid view
3296 //
3297
3298 wxGridTableMessage::wxGridTableMessage()
3299 {
3300     m_table = (wxGridTableBase *) NULL;
3301     m_id = -1;
3302     m_comInt1 = -1;
3303     m_comInt2 = -1;
3304 }
3305
3306 wxGridTableMessage::wxGridTableMessage( wxGridTableBase *table, int id,
3307                                         int commandInt1, int commandInt2 )
3308 {
3309     m_table = table;
3310     m_id = id;
3311     m_comInt1 = commandInt1;
3312     m_comInt2 = commandInt2;
3313 }
3314
3315 //////////////////////////////////////////////////////////////////////
3316 //
3317 // A basic grid table for string data. An object of this class will
3318 // created by wxGrid if you don't specify an alternative table class.
3319 //
3320
3321 WX_DEFINE_OBJARRAY(wxGridStringArray)
3322
3323 IMPLEMENT_DYNAMIC_CLASS( wxGridStringTable, wxGridTableBase )
3324
3325 wxGridStringTable::wxGridStringTable()
3326         : wxGridTableBase()
3327 {
3328 }
3329
3330 wxGridStringTable::wxGridStringTable( int numRows, int numCols )
3331         : wxGridTableBase()
3332 {
3333     m_data.Alloc( numRows );
3334
3335     wxArrayString sa;
3336     sa.Alloc( numCols );
3337     sa.Add( wxEmptyString, numCols );
3338
3339     m_data.Add( sa, numRows );
3340 }
3341
3342 wxGridStringTable::~wxGridStringTable()
3343 {
3344 }
3345
3346 int wxGridStringTable::GetNumberRows()
3347 {
3348     return m_data.GetCount();
3349 }
3350
3351 int wxGridStringTable::GetNumberCols()
3352 {
3353     if ( m_data.GetCount() > 0 )
3354         return m_data[0].GetCount();
3355     else
3356         return 0;
3357 }
3358
3359 wxString wxGridStringTable::GetValue( int row, int col )
3360 {
3361     wxCHECK_MSG( (row < GetNumberRows()) && (col < GetNumberCols()),
3362                  wxEmptyString,
3363                  _T("invalid row or column index in wxGridStringTable") );
3364
3365     return m_data[row][col];
3366 }
3367
3368 void wxGridStringTable::SetValue( int row, int col, const wxString& value )
3369 {
3370     wxCHECK_RET( (row < GetNumberRows()) && (col < GetNumberCols()),
3371                  _T("invalid row or column index in wxGridStringTable") );
3372
3373     m_data[row][col] = value;
3374 }
3375
3376 bool wxGridStringTable::IsEmptyCell( int row, int col )
3377 {
3378     wxCHECK_MSG( (row < GetNumberRows()) && (col < GetNumberCols()),
3379                  true,
3380                   _T("invalid row or column index in wxGridStringTable") );
3381
3382     return (m_data[row][col] == wxEmptyString);
3383 }
3384
3385 void wxGridStringTable::Clear()
3386 {
3387     int row, col;
3388     int numRows, numCols;
3389
3390     numRows = m_data.GetCount();
3391     if ( numRows > 0 )
3392     {
3393         numCols = m_data[0].GetCount();
3394
3395         for ( row = 0; row < numRows; row++ )
3396         {
3397             for ( col = 0; col < numCols; col++ )
3398             {
3399                 m_data[row][col] = wxEmptyString;
3400             }
3401         }
3402     }
3403 }
3404
3405 bool wxGridStringTable::InsertRows( size_t pos, size_t numRows )
3406 {
3407     size_t curNumRows = m_data.GetCount();
3408     size_t curNumCols = ( curNumRows > 0 ? m_data[0].GetCount() :
3409                           ( GetView() ? GetView()->GetNumberCols() : 0 ) );
3410
3411     if ( pos >= curNumRows )
3412     {
3413         return AppendRows( numRows );
3414     }
3415
3416     wxArrayString sa;
3417     sa.Alloc( curNumCols );
3418     sa.Add( wxEmptyString, curNumCols );
3419     m_data.Insert( sa, pos, numRows );
3420
3421     if ( GetView() )
3422     {
3423         wxGridTableMessage msg( this,
3424                                 wxGRIDTABLE_NOTIFY_ROWS_INSERTED,
3425                                 pos,
3426                                 numRows );
3427
3428         GetView()->ProcessTableMessage( msg );
3429     }
3430
3431     return true;
3432 }
3433
3434 bool wxGridStringTable::AppendRows( size_t numRows )
3435 {
3436     size_t curNumRows = m_data.GetCount();
3437     size_t curNumCols = ( curNumRows > 0
3438                          ? m_data[0].GetCount()
3439                          : ( GetView() ? GetView()->GetNumberCols() : 0 ) );
3440
3441     wxArrayString sa;
3442     if ( curNumCols > 0 )
3443     {
3444         sa.Alloc( curNumCols );
3445         sa.Add( wxEmptyString, curNumCols );
3446     }
3447
3448     m_data.Add( sa, numRows );
3449
3450     if ( GetView() )
3451     {
3452         wxGridTableMessage msg( this,
3453                                 wxGRIDTABLE_NOTIFY_ROWS_APPENDED,
3454                                 numRows );
3455
3456         GetView()->ProcessTableMessage( msg );
3457     }
3458
3459     return true;
3460 }
3461
3462 bool wxGridStringTable::DeleteRows( size_t pos, size_t numRows )
3463 {
3464     size_t curNumRows = m_data.GetCount();
3465
3466     if ( pos >= curNumRows )
3467     {
3468         wxFAIL_MSG( wxString::Format
3469                     (
3470                         wxT("Called wxGridStringTable::DeleteRows(pos=%lu, N=%lu)\nPos value is invalid for present table with %lu rows"),
3471                         (unsigned long)pos,
3472                         (unsigned long)numRows,
3473                         (unsigned long)curNumRows
3474                     ) );
3475
3476         return false;
3477     }
3478
3479     if ( numRows > curNumRows - pos )
3480     {
3481         numRows = curNumRows - pos;
3482     }
3483
3484     if ( numRows >= curNumRows )
3485     {
3486         m_data.Clear();
3487     }
3488     else
3489     {
3490         m_data.RemoveAt( pos, numRows );
3491     }
3492
3493     if ( GetView() )
3494     {
3495         wxGridTableMessage msg( this,
3496                                 wxGRIDTABLE_NOTIFY_ROWS_DELETED,
3497                                 pos,
3498                                 numRows );
3499
3500         GetView()->ProcessTableMessage( msg );
3501     }
3502
3503     return true;
3504 }
3505
3506 bool wxGridStringTable::InsertCols( size_t pos, size_t numCols )
3507 {
3508     size_t row, col;
3509
3510     size_t curNumRows = m_data.GetCount();
3511     size_t curNumCols = ( curNumRows > 0
3512                          ? m_data[0].GetCount()
3513                          : ( GetView() ? GetView()->GetNumberCols() : 0 ) );
3514
3515     if ( pos >= curNumCols )
3516     {
3517         return AppendCols( numCols );
3518     }
3519
3520     if ( !m_colLabels.IsEmpty() )
3521     {
3522         m_colLabels.Insert( wxEmptyString, pos, numCols );
3523
3524         size_t i;
3525         for ( i = pos; i < pos + numCols; i++ )
3526             m_colLabels[i] = wxGridTableBase::GetColLabelValue( i );
3527     }
3528
3529     for ( row = 0; row < curNumRows; row++ )
3530     {
3531         for ( col = pos; col < pos + numCols; col++ )
3532         {
3533             m_data[row].Insert( wxEmptyString, col );
3534         }
3535     }
3536
3537     if ( GetView() )
3538     {
3539         wxGridTableMessage msg( this,
3540                                 wxGRIDTABLE_NOTIFY_COLS_INSERTED,
3541                                 pos,
3542                                 numCols );
3543
3544         GetView()->ProcessTableMessage( msg );
3545     }
3546
3547     return true;
3548 }
3549
3550 bool wxGridStringTable::AppendCols( size_t numCols )
3551 {
3552     size_t row;
3553
3554     size_t curNumRows = m_data.GetCount();
3555
3556 #if 0
3557     if ( !curNumRows )
3558     {
3559         // TODO: something better than this ?
3560         //
3561         wxFAIL_MSG( wxT("Unable to append cols to a grid table with no rows.\nCall AppendRows() first") );
3562         return false;
3563     }
3564 #endif
3565
3566     for ( row = 0; row < curNumRows; row++ )
3567     {
3568         m_data[row].Add( wxEmptyString, numCols );
3569     }
3570
3571     if ( GetView() )
3572     {
3573         wxGridTableMessage msg( this,
3574                                 wxGRIDTABLE_NOTIFY_COLS_APPENDED,
3575                                 numCols );
3576
3577         GetView()->ProcessTableMessage( msg );
3578     }
3579
3580     return true;
3581 }
3582
3583 bool wxGridStringTable::DeleteCols( size_t pos, size_t numCols )
3584 {
3585     size_t row;
3586
3587     size_t curNumRows = m_data.GetCount();
3588     size_t curNumCols = ( curNumRows > 0 ? m_data[0].GetCount() :
3589                           ( GetView() ? GetView()->GetNumberCols() : 0 ) );
3590
3591     if ( pos >= curNumCols )
3592     {
3593         wxFAIL_MSG( wxString::Format
3594                     (
3595                         wxT("Called wxGridStringTable::DeleteCols(pos=%lu, N=%lu)\nPos value is invalid for present table with %lu cols"),
3596                         (unsigned long)pos,
3597                         (unsigned long)numCols,
3598                         (unsigned long)curNumCols
3599                     ) );
3600         return false;
3601     }
3602
3603     int colID;
3604     if ( GetView() )
3605         colID = GetView()->GetColAt( pos );
3606     else
3607         colID = pos;
3608
3609     if ( numCols > curNumCols - colID )
3610     {
3611         numCols = curNumCols - colID;
3612     }
3613
3614     if ( !m_colLabels.IsEmpty() )
3615     {
3616         m_colLabels.RemoveAt( colID, numCols );
3617     }
3618
3619     for ( row = 0; row < curNumRows; row++ )
3620     {
3621         if ( numCols >= curNumCols )
3622         {
3623             m_data[row].Clear();
3624         }
3625         else
3626         {
3627             m_data[row].RemoveAt( colID, numCols );
3628         }
3629     }
3630
3631     if ( GetView() )
3632     {
3633         wxGridTableMessage msg( this,
3634                                 wxGRIDTABLE_NOTIFY_COLS_DELETED,
3635                                 pos,
3636                                 numCols );
3637
3638         GetView()->ProcessTableMessage( msg );
3639     }
3640
3641     return true;
3642 }
3643
3644 wxString wxGridStringTable::GetRowLabelValue( int row )
3645 {
3646     if ( row > (int)(m_rowLabels.GetCount()) - 1 )
3647     {
3648         // using default label
3649         //
3650         return wxGridTableBase::GetRowLabelValue( row );
3651     }
3652     else
3653     {
3654         return m_rowLabels[row];
3655     }
3656 }
3657
3658 wxString wxGridStringTable::GetColLabelValue( int col )
3659 {
3660     if ( col > (int)(m_colLabels.GetCount()) - 1 )
3661     {
3662         // using default label
3663         //
3664         return wxGridTableBase::GetColLabelValue( col );
3665     }
3666     else
3667     {
3668         return m_colLabels[col];
3669     }
3670 }
3671
3672 void wxGridStringTable::SetRowLabelValue( int row, const wxString& value )
3673 {
3674     if ( row > (int)(m_rowLabels.GetCount()) - 1 )
3675     {
3676         int n = m_rowLabels.GetCount();
3677         int i;
3678
3679         for ( i = n; i <= row; i++ )
3680         {
3681             m_rowLabels.Add( wxGridTableBase::GetRowLabelValue(i) );
3682         }
3683     }
3684
3685     m_rowLabels[row] = value;
3686 }
3687
3688 void wxGridStringTable::SetColLabelValue( int col, const wxString& value )
3689 {
3690     if ( col > (int)(m_colLabels.GetCount()) - 1 )
3691     {
3692         int n = m_colLabels.GetCount();
3693         int i;
3694
3695         for ( i = n; i <= col; i++ )
3696         {
3697             m_colLabels.Add( wxGridTableBase::GetColLabelValue(i) );
3698         }
3699     }
3700
3701     m_colLabels[col] = value;
3702 }
3703
3704
3705 //////////////////////////////////////////////////////////////////////
3706 //////////////////////////////////////////////////////////////////////
3707
3708 IMPLEMENT_DYNAMIC_CLASS( wxGridRowLabelWindow, wxWindow )
3709
3710 BEGIN_EVENT_TABLE( wxGridRowLabelWindow, wxWindow )
3711     EVT_PAINT( wxGridRowLabelWindow::OnPaint )
3712     EVT_MOUSEWHEEL( wxGridRowLabelWindow::OnMouseWheel )
3713     EVT_MOUSE_EVENTS( wxGridRowLabelWindow::OnMouseEvent )
3714     EVT_KEY_DOWN( wxGridRowLabelWindow::OnKeyDown )
3715     EVT_KEY_UP( wxGridRowLabelWindow::OnKeyUp )
3716     EVT_CHAR( wxGridRowLabelWindow::OnChar )
3717 END_EVENT_TABLE()
3718
3719 wxGridRowLabelWindow::wxGridRowLabelWindow( wxGrid *parent,
3720                                             wxWindowID id,
3721                                             const wxPoint &pos, const wxSize &size )
3722   : wxWindow( parent, id, pos, size, wxWANTS_CHARS | wxBORDER_NONE | wxFULL_REPAINT_ON_RESIZE )
3723 {
3724     m_owner = parent;
3725 }
3726
3727 void wxGridRowLabelWindow::OnPaint( wxPaintEvent& WXUNUSED(event) )
3728 {
3729     wxPaintDC dc(this);
3730
3731     // NO - don't do this because it will set both the x and y origin
3732     // coords to match the parent scrolled window and we just want to
3733     // set the y coord  - MB
3734     //
3735     // m_owner->PrepareDC( dc );
3736
3737     int x, y;
3738     m_owner->CalcUnscrolledPosition( 0, 0, &x, &y );
3739     wxPoint pt = dc.GetDeviceOrigin();
3740     dc.SetDeviceOrigin( pt.x, pt.y-y );
3741
3742     wxArrayInt rows = m_owner->CalcRowLabelsExposed( GetUpdateRegion() );
3743     m_owner->DrawRowLabels( dc, rows );
3744 }
3745
3746 void wxGridRowLabelWindow::OnMouseEvent( wxMouseEvent& event )
3747 {
3748     m_owner->ProcessRowLabelMouseEvent( event );
3749 }
3750
3751 void wxGridRowLabelWindow::OnMouseWheel( wxMouseEvent& event )
3752 {
3753     m_owner->GetEventHandler()->ProcessEvent( event );
3754 }
3755
3756 // This seems to be required for wxMotif otherwise the mouse
3757 // cursor must be in the cell edit control to get key events
3758 //
3759 void wxGridRowLabelWindow::OnKeyDown( wxKeyEvent& event )
3760 {
3761     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3762         event.Skip();
3763 }
3764
3765 void wxGridRowLabelWindow::OnKeyUp( wxKeyEvent& event )
3766 {
3767     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3768         event.Skip();
3769 }
3770
3771 void wxGridRowLabelWindow::OnChar( wxKeyEvent& event )
3772 {
3773     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3774         event.Skip();
3775 }
3776
3777 //////////////////////////////////////////////////////////////////////
3778
3779 IMPLEMENT_DYNAMIC_CLASS( wxGridColLabelWindow, wxWindow )
3780
3781 BEGIN_EVENT_TABLE( wxGridColLabelWindow, wxWindow )
3782     EVT_PAINT( wxGridColLabelWindow::OnPaint )
3783     EVT_MOUSEWHEEL( wxGridColLabelWindow::OnMouseWheel )
3784     EVT_MOUSE_EVENTS( wxGridColLabelWindow::OnMouseEvent )
3785     EVT_KEY_DOWN( wxGridColLabelWindow::OnKeyDown )
3786     EVT_KEY_UP( wxGridColLabelWindow::OnKeyUp )
3787     EVT_CHAR( wxGridColLabelWindow::OnChar )
3788 END_EVENT_TABLE()
3789
3790 wxGridColLabelWindow::wxGridColLabelWindow( wxGrid *parent,
3791                                             wxWindowID id,
3792                                             const wxPoint &pos, const wxSize &size )
3793   : wxWindow( parent, id, pos, size, wxWANTS_CHARS | wxBORDER_NONE | wxFULL_REPAINT_ON_RESIZE )
3794 {
3795     m_owner = parent;
3796 }
3797
3798 void wxGridColLabelWindow::OnPaint( wxPaintEvent& WXUNUSED(event) )
3799 {
3800     wxPaintDC dc(this);
3801
3802     // NO - don't do this because it will set both the x and y origin
3803     // coords to match the parent scrolled window and we just want to
3804     // set the x coord  - MB
3805     //
3806     // m_owner->PrepareDC( dc );
3807
3808     int x, y;
3809     m_owner->CalcUnscrolledPosition( 0, 0, &x, &y );
3810     wxPoint pt = dc.GetDeviceOrigin();
3811     if (GetLayoutDirection() == wxLayout_RightToLeft)
3812         dc.SetDeviceOrigin( pt.x+x, pt.y );
3813     else
3814         dc.SetDeviceOrigin( pt.x-x, pt.y );
3815
3816     wxArrayInt cols = m_owner->CalcColLabelsExposed( GetUpdateRegion() );
3817     m_owner->DrawColLabels( dc, cols );
3818 }
3819
3820 void wxGridColLabelWindow::OnMouseEvent( wxMouseEvent& event )
3821 {
3822     m_owner->ProcessColLabelMouseEvent( event );
3823 }
3824
3825 void wxGridColLabelWindow::OnMouseWheel( wxMouseEvent& event )
3826 {
3827     m_owner->GetEventHandler()->ProcessEvent( event );
3828 }
3829
3830 // This seems to be required for wxMotif otherwise the mouse
3831 // cursor must be in the cell edit control to get key events
3832 //
3833 void wxGridColLabelWindow::OnKeyDown( wxKeyEvent& event )
3834 {
3835     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3836         event.Skip();
3837 }
3838
3839 void wxGridColLabelWindow::OnKeyUp( wxKeyEvent& event )
3840 {
3841     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3842         event.Skip();
3843 }
3844
3845 void wxGridColLabelWindow::OnChar( wxKeyEvent& event )
3846 {
3847     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3848         event.Skip();
3849 }
3850
3851 //////////////////////////////////////////////////////////////////////
3852
3853 IMPLEMENT_DYNAMIC_CLASS( wxGridCornerLabelWindow, wxWindow )
3854
3855 BEGIN_EVENT_TABLE( wxGridCornerLabelWindow, wxWindow )
3856     EVT_MOUSEWHEEL( wxGridCornerLabelWindow::OnMouseWheel )
3857     EVT_MOUSE_EVENTS( wxGridCornerLabelWindow::OnMouseEvent )
3858     EVT_PAINT( wxGridCornerLabelWindow::OnPaint )
3859     EVT_KEY_DOWN( wxGridCornerLabelWindow::OnKeyDown )
3860     EVT_KEY_UP( wxGridCornerLabelWindow::OnKeyUp )
3861     EVT_CHAR( wxGridCornerLabelWindow::OnChar )
3862 END_EVENT_TABLE()
3863
3864 wxGridCornerLabelWindow::wxGridCornerLabelWindow( wxGrid *parent,
3865                                                   wxWindowID id,
3866                                                   const wxPoint &pos, const wxSize &size )
3867   : wxWindow( parent, id, pos, size, wxWANTS_CHARS | wxBORDER_NONE | wxFULL_REPAINT_ON_RESIZE )
3868 {
3869     m_owner = parent;
3870 }
3871
3872 void wxGridCornerLabelWindow::OnPaint( wxPaintEvent& WXUNUSED(event) )
3873 {
3874     wxPaintDC dc(this);
3875
3876     int client_height = 0;
3877     int client_width = 0;
3878     GetClientSize( &client_width, &client_height );
3879
3880     // VZ: any reason for this ifdef? (FIXME)
3881 #ifdef __WXGTK__
3882     wxRect rect;
3883     rect.SetX( 1 );
3884     rect.SetY( 1 );
3885     rect.SetWidth( client_width - 2 );
3886     rect.SetHeight( client_height - 2 );
3887
3888     wxRendererNative::Get().DrawHeaderButton( this, dc, rect, 0 );
3889 #else // !__WXGTK__
3890     dc.SetPen( wxPen(wxSystemSettings::GetColour(wxSYS_COLOUR_3DSHADOW), 1, wxSOLID) );
3891     dc.DrawLine( client_width - 1, client_height - 1, client_width - 1, 0 );
3892     dc.DrawLine( client_width - 1, client_height - 1, 0, client_height - 1 );
3893     dc.DrawLine( 0, 0, client_width, 0 );
3894     dc.DrawLine( 0, 0, 0, client_height );
3895
3896     dc.SetPen( *wxWHITE_PEN );
3897     dc.DrawLine( 1, 1, client_width - 1, 1 );
3898     dc.DrawLine( 1, 1, 1, client_height - 1 );
3899 #endif
3900 }
3901
3902 void wxGridCornerLabelWindow::OnMouseEvent( wxMouseEvent& event )
3903 {
3904     m_owner->ProcessCornerLabelMouseEvent( event );
3905 }
3906
3907 void wxGridCornerLabelWindow::OnMouseWheel( wxMouseEvent& event )
3908 {
3909     m_owner->GetEventHandler()->ProcessEvent(event);
3910 }
3911
3912 // This seems to be required for wxMotif otherwise the mouse
3913 // cursor must be in the cell edit control to get key events
3914 //
3915 void wxGridCornerLabelWindow::OnKeyDown( wxKeyEvent& event )
3916 {
3917     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3918         event.Skip();
3919 }
3920
3921 void wxGridCornerLabelWindow::OnKeyUp( wxKeyEvent& event )
3922 {
3923     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3924         event.Skip();
3925 }
3926
3927 void wxGridCornerLabelWindow::OnChar( wxKeyEvent& event )
3928 {
3929     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3930         event.Skip();
3931 }
3932
3933 //////////////////////////////////////////////////////////////////////
3934
3935 IMPLEMENT_DYNAMIC_CLASS( wxGridWindow, wxWindow )
3936
3937 BEGIN_EVENT_TABLE( wxGridWindow, wxWindow )
3938     EVT_PAINT( wxGridWindow::OnPaint )
3939     EVT_MOUSEWHEEL( wxGridWindow::OnMouseWheel )
3940     EVT_MOUSE_EVENTS( wxGridWindow::OnMouseEvent )
3941     EVT_KEY_DOWN( wxGridWindow::OnKeyDown )
3942     EVT_KEY_UP( wxGridWindow::OnKeyUp )
3943     EVT_CHAR( wxGridWindow::OnChar )
3944     EVT_SET_FOCUS( wxGridWindow::OnFocus )
3945     EVT_KILL_FOCUS( wxGridWindow::OnFocus )
3946     EVT_ERASE_BACKGROUND( wxGridWindow::OnEraseBackground )
3947 END_EVENT_TABLE()
3948
3949 wxGridWindow::wxGridWindow( wxGrid *parent,
3950                             wxGridRowLabelWindow *rowLblWin,
3951                             wxGridColLabelWindow *colLblWin,
3952                             wxWindowID id,
3953                             const wxPoint &pos,
3954                             const wxSize &size )
3955             : wxWindow(
3956                 parent, id, pos, size,
3957                 wxWANTS_CHARS | wxBORDER_NONE | wxCLIP_CHILDREN | wxFULL_REPAINT_ON_RESIZE,
3958                 wxT("grid window") )
3959 {
3960     m_owner = parent;
3961     m_rowLabelWin = rowLblWin;
3962     m_colLabelWin = colLblWin;
3963 }
3964
3965 void wxGridWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
3966 {
3967     wxPaintDC dc( this );
3968     m_owner->PrepareDC( dc );
3969     wxRegion reg = GetUpdateRegion();
3970     wxGridCellCoordsArray dirtyCells = m_owner->CalcCellsExposed( reg );
3971     m_owner->DrawGridCellArea( dc, dirtyCells );
3972
3973 #if WXGRID_DRAW_LINES
3974     m_owner->DrawAllGridLines( dc, reg );
3975 #endif
3976
3977     m_owner->DrawGridSpace( dc );
3978     m_owner->DrawHighlight( dc, dirtyCells );
3979 }
3980
3981 void wxGridWindow::ScrollWindow( int dx, int dy, const wxRect *rect )
3982 {
3983     wxWindow::ScrollWindow( dx, dy, rect );
3984     m_rowLabelWin->ScrollWindow( 0, dy, rect );
3985     m_colLabelWin->ScrollWindow( dx, 0, rect );
3986 }
3987
3988 void wxGridWindow::OnMouseEvent( wxMouseEvent& event )
3989 {
3990     if (event.ButtonDown(wxMOUSE_BTN_LEFT) && FindFocus() != this)
3991         SetFocus();
3992
3993     m_owner->ProcessGridCellMouseEvent( event );
3994 }
3995
3996 void wxGridWindow::OnMouseWheel( wxMouseEvent& event )
3997 {
3998     m_owner->GetEventHandler()->ProcessEvent( event );
3999 }
4000
4001 // This seems to be required for wxMotif/wxGTK otherwise the mouse
4002 // cursor must be in the cell edit control to get key events
4003 //
4004 void wxGridWindow::OnKeyDown( wxKeyEvent& event )
4005 {
4006     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
4007         event.Skip();
4008 }
4009
4010 void wxGridWindow::OnKeyUp( wxKeyEvent& event )
4011 {
4012     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
4013         event.Skip();
4014 }
4015
4016 void wxGridWindow::OnChar( wxKeyEvent& event )
4017 {
4018     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
4019         event.Skip();
4020 }
4021
4022 void wxGridWindow::OnEraseBackground( wxEraseEvent& WXUNUSED(event) )
4023 {
4024 }
4025
4026 void wxGridWindow::OnFocus(wxFocusEvent& event)
4027 {
4028     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
4029         event.Skip();
4030 }
4031
4032 //////////////////////////////////////////////////////////////////////
4033
4034 // Internal Helper function for computing row or column from some
4035 // (unscrolled) coordinate value, using either
4036 // m_defaultRowHeight/m_defaultColWidth or binary search on array
4037 // of m_rowBottoms/m_ColRights to speed up the search!
4038
4039 // Internal helper macros for simpler use of that function
4040
4041 static int CoordToRowOrCol(int coord, int defaultDist, int minDist,
4042                            const wxArrayInt& BorderArray, int nMax,
4043                            bool clipToMinMax);
4044
4045 #define internalXToCol(x) XToCol(x, true)
4046 #define internalYToRow(y) CoordToRowOrCol(y, m_defaultRowHeight, \
4047                                           m_minAcceptableRowHeight, \
4048                                           m_rowBottoms, m_numRows, true)
4049
4050 /////////////////////////////////////////////////////////////////////
4051
4052 #if wxUSE_EXTENDED_RTTI
4053 WX_DEFINE_FLAGS( wxGridStyle )
4054
4055 wxBEGIN_FLAGS( wxGridStyle )
4056     // new style border flags, we put them first to
4057     // use them for streaming out
4058     wxFLAGS_MEMBER(wxBORDER_SIMPLE)
4059     wxFLAGS_MEMBER(wxBORDER_SUNKEN)
4060     wxFLAGS_MEMBER(wxBORDER_DOUBLE)
4061     wxFLAGS_MEMBER(wxBORDER_RAISED)
4062     wxFLAGS_MEMBER(wxBORDER_STATIC)
4063     wxFLAGS_MEMBER(wxBORDER_NONE)
4064
4065     // old style border flags
4066     wxFLAGS_MEMBER(wxSIMPLE_BORDER)
4067     wxFLAGS_MEMBER(wxSUNKEN_BORDER)
4068     wxFLAGS_MEMBER(wxDOUBLE_BORDER)
4069     wxFLAGS_MEMBER(wxRAISED_BORDER)
4070     wxFLAGS_MEMBER(wxSTATIC_BORDER)
4071     wxFLAGS_MEMBER(wxBORDER)
4072
4073     // standard window styles
4074     wxFLAGS_MEMBER(wxTAB_TRAVERSAL)
4075     wxFLAGS_MEMBER(wxCLIP_CHILDREN)
4076     wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW)
4077     wxFLAGS_MEMBER(wxWANTS_CHARS)
4078     wxFLAGS_MEMBER(wxFULL_REPAINT_ON_RESIZE)
4079     wxFLAGS_MEMBER(wxALWAYS_SHOW_SB)
4080     wxFLAGS_MEMBER(wxVSCROLL)
4081     wxFLAGS_MEMBER(wxHSCROLL)
4082
4083 wxEND_FLAGS( wxGridStyle )
4084
4085 IMPLEMENT_DYNAMIC_CLASS_XTI(wxGrid, wxScrolledWindow,"wx/grid.h")
4086
4087 wxBEGIN_PROPERTIES_TABLE(wxGrid)
4088     wxHIDE_PROPERTY( Children )
4089     wxPROPERTY_FLAGS( WindowStyle , wxGridStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , EMPTY_MACROVALUE, 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style
4090 wxEND_PROPERTIES_TABLE()
4091
4092 wxBEGIN_HANDLERS_TABLE(wxGrid)
4093 wxEND_HANDLERS_TABLE()
4094
4095 wxCONSTRUCTOR_5( wxGrid , wxWindow* , Parent , wxWindowID , Id , wxPoint , Position , wxSize , Size , long , WindowStyle )
4096
4097 /*
4098  TODO : Expose more information of a list's layout, etc. via appropriate objects (e.g., NotebookPageInfo)
4099 */
4100 #else
4101 IMPLEMENT_DYNAMIC_CLASS( wxGrid, wxScrolledWindow )
4102 #endif
4103
4104 BEGIN_EVENT_TABLE( wxGrid, wxScrolledWindow )
4105     EVT_PAINT( wxGrid::OnPaint )
4106     EVT_SIZE( wxGrid::OnSize )
4107     EVT_KEY_DOWN( wxGrid::OnKeyDown )
4108     EVT_KEY_UP( wxGrid::OnKeyUp )
4109     EVT_CHAR ( wxGrid::OnChar )
4110     EVT_ERASE_BACKGROUND( wxGrid::OnEraseBackground )
4111 END_EVENT_TABLE()
4112
4113 wxGrid::wxGrid()
4114 {
4115     // in order to make sure that a size event is not
4116     // trigerred in a unfinished state
4117     m_cornerLabelWin = NULL;
4118     m_rowLabelWin = NULL;
4119     m_colLabelWin = NULL;
4120     m_gridWin = NULL;
4121 }
4122
4123 wxGrid::wxGrid( wxWindow *parent,
4124                  wxWindowID id,
4125                  const wxPoint& pos,
4126                  const wxSize& size,
4127                  long style,
4128                  const wxString& name )
4129   : wxScrolledWindow( parent, id, pos, size, (style | wxWANTS_CHARS), name ),
4130     m_colMinWidths(GRID_HASH_SIZE),
4131     m_rowMinHeights(GRID_HASH_SIZE)
4132 {
4133     Create();
4134     SetBestFittingSize(size);
4135 }
4136
4137 bool wxGrid::Create(wxWindow *parent, wxWindowID id,
4138                           const wxPoint& pos, const wxSize& size,
4139                           long style, const wxString& name)
4140 {
4141     if (!wxScrolledWindow::Create(parent, id, pos, size,
4142                                   style | wxWANTS_CHARS, name))
4143         return false;
4144
4145     m_colMinWidths = wxLongToLongHashMap(GRID_HASH_SIZE);
4146     m_rowMinHeights = wxLongToLongHashMap(GRID_HASH_SIZE);
4147
4148     Create();
4149     SetBestFittingSize(size);
4150
4151     return true;
4152 }
4153
4154 wxGrid::~wxGrid()
4155 {
4156     // Must do this or ~wxScrollHelper will pop the wrong event handler
4157     SetTargetWindow(this);
4158     ClearAttrCache();
4159     wxSafeDecRef(m_defaultCellAttr);
4160
4161 #ifdef DEBUG_ATTR_CACHE
4162     size_t total = gs_nAttrCacheHits + gs_nAttrCacheMisses;
4163     wxPrintf(_T("wxGrid attribute cache statistics: "
4164                 "total: %u, hits: %u (%u%%)\n"),
4165              total, gs_nAttrCacheHits,
4166              total ? (gs_nAttrCacheHits*100) / total : 0);
4167 #endif
4168
4169     if (m_ownTable)
4170         delete m_table;
4171
4172     delete m_typeRegistry;
4173     delete m_selection;
4174 }
4175
4176 //
4177 // ----- internal init and update functions
4178 //
4179
4180 // NOTE: If using the default visual attributes works everywhere then this can
4181 // be removed as well as the #else cases below.
4182 #define _USE_VISATTR 0
4183
4184 void wxGrid::Create()
4185 {
4186     // set to true by CreateGrid
4187     m_created = false;
4188
4189     // create the type registry
4190     m_typeRegistry = new wxGridTypeRegistry;
4191     m_selection = NULL;
4192
4193     m_table = (wxGridTableBase *) NULL;
4194     m_ownTable = false;
4195
4196     m_cellEditCtrlEnabled = false;
4197
4198     m_defaultCellAttr = new wxGridCellAttr();
4199
4200     // Set default cell attributes
4201     m_defaultCellAttr->SetDefAttr(m_defaultCellAttr);
4202     m_defaultCellAttr->SetKind(wxGridCellAttr::Default);
4203     m_defaultCellAttr->SetFont(GetFont());
4204     m_defaultCellAttr->SetAlignment(wxALIGN_LEFT, wxALIGN_TOP);
4205     m_defaultCellAttr->SetRenderer(new wxGridCellStringRenderer);
4206     m_defaultCellAttr->SetEditor(new wxGridCellTextEditor);
4207
4208 #if _USE_VISATTR
4209     wxVisualAttributes gva = wxListBox::GetClassDefaultAttributes();
4210     wxVisualAttributes lva = wxPanel::GetClassDefaultAttributes();
4211
4212     m_defaultCellAttr->SetTextColour(gva.colFg);
4213     m_defaultCellAttr->SetBackgroundColour(gva.colBg);
4214
4215 #else
4216     m_defaultCellAttr->SetTextColour(
4217         wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT));
4218     m_defaultCellAttr->SetBackgroundColour(
4219         wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW));
4220 #endif
4221
4222     m_numRows = 0;
4223     m_numCols = 0;
4224     m_currentCellCoords = wxGridNoCellCoords;
4225
4226     m_rowLabelWidth = WXGRID_DEFAULT_ROW_LABEL_WIDTH;
4227     m_colLabelHeight = WXGRID_DEFAULT_COL_LABEL_HEIGHT;
4228
4229     // subwindow components that make up the wxGrid
4230     m_rowLabelWin = new wxGridRowLabelWindow( this,
4231                                               wxID_ANY,
4232                                               wxDefaultPosition,
4233                                               wxDefaultSize );
4234
4235     m_colLabelWin = new wxGridColLabelWindow( this,
4236                                               wxID_ANY,
4237                                               wxDefaultPosition,
4238                                               wxDefaultSize );
4239
4240     m_cornerLabelWin = new wxGridCornerLabelWindow( this,
4241                                                     wxID_ANY,
4242                                                     wxDefaultPosition,
4243                                                     wxDefaultSize );
4244
4245     m_gridWin = new wxGridWindow( this,
4246                                   m_rowLabelWin,
4247                                   m_colLabelWin,
4248                                   wxID_ANY,
4249                                   wxDefaultPosition,
4250                                   wxDefaultSize );
4251
4252     SetTargetWindow( m_gridWin );
4253
4254 #if _USE_VISATTR
4255     wxColour gfg = gva.colFg;
4256     wxColour gbg = gva.colBg;
4257     wxColour lfg = lva.colFg;
4258     wxColour lbg = lva.colBg;
4259 #else
4260     wxColour gfg = wxSystemSettings::GetColour( wxSYS_COLOUR_WINDOWTEXT );
4261     wxColour gbg = wxSystemSettings::GetColour( wxSYS_COLOUR_WINDOW );
4262     wxColour lfg = wxSystemSettings::GetColour( wxSYS_COLOUR_WINDOWTEXT );
4263     wxColour lbg = wxSystemSettings::GetColour( wxSYS_COLOUR_BTNFACE );
4264 #endif
4265
4266     m_cornerLabelWin->SetOwnForegroundColour(lfg);
4267     m_cornerLabelWin->SetOwnBackgroundColour(lbg);
4268     m_rowLabelWin->SetOwnForegroundColour(lfg);
4269     m_rowLabelWin->SetOwnBackgroundColour(lbg);
4270     m_colLabelWin->SetOwnForegroundColour(lfg);
4271     m_colLabelWin->SetOwnBackgroundColour(lbg);
4272
4273     m_gridWin->SetOwnForegroundColour(gfg);
4274     m_gridWin->SetOwnBackgroundColour(gbg);
4275
4276     Init();
4277 }
4278
4279 bool wxGrid::CreateGrid( int numRows, int numCols,
4280                          wxGrid::wxGridSelectionModes selmode )
4281 {
4282     wxCHECK_MSG( !m_created,
4283                  false,
4284                  wxT("wxGrid::CreateGrid or wxGrid::SetTable called more than once") );
4285
4286     m_numRows = numRows;
4287     m_numCols = numCols;
4288
4289     m_table = new wxGridStringTable( m_numRows, m_numCols );
4290     m_table->SetView( this );
4291     m_ownTable = true;
4292     m_selection = new wxGridSelection( this, selmode );
4293
4294     CalcDimensions();
4295
4296     m_created = true;
4297
4298     return m_created;
4299 }
4300
4301 void wxGrid::SetSelectionMode(wxGrid::wxGridSelectionModes selmode)
4302 {
4303     wxCHECK_RET( m_created,
4304                  wxT("Called wxGrid::SetSelectionMode() before calling CreateGrid()") );
4305
4306     m_selection->SetSelectionMode( selmode );
4307 }
4308
4309 wxGrid::wxGridSelectionModes wxGrid::GetSelectionMode() const
4310 {
4311     wxCHECK_MSG( m_created, wxGrid::wxGridSelectCells,
4312                  wxT("Called wxGrid::GetSelectionMode() before calling CreateGrid()") );
4313
4314     return m_selection->GetSelectionMode();
4315 }
4316
4317 bool wxGrid::SetTable( wxGridTableBase *table, bool takeOwnership,
4318                        wxGrid::wxGridSelectionModes selmode )
4319 {
4320     if ( m_created )
4321     {
4322         // stop all processing
4323         m_created = false;
4324
4325         if (m_ownTable)
4326         {
4327             wxGridTableBase *t = m_table;
4328             m_table = NULL;
4329             delete t;
4330         }
4331
4332         delete m_selection;
4333
4334         m_table = NULL;
4335         m_selection = NULL;
4336         m_numRows = 0;
4337         m_numCols = 0;
4338     }
4339
4340     if (table)
4341     {
4342         m_numRows = table->GetNumberRows();
4343         m_numCols = table->GetNumberCols();
4344
4345         m_table = table;
4346         m_table->SetView( this );
4347         m_ownTable = takeOwnership;
4348         m_selection = new wxGridSelection( this, selmode );
4349
4350         CalcDimensions();
4351
4352         m_created = true;
4353     }
4354
4355     return m_created;
4356 }
4357
4358 void wxGrid::Init()
4359 {
4360     m_rowLabelWidth  = WXGRID_DEFAULT_ROW_LABEL_WIDTH;
4361     m_colLabelHeight = WXGRID_DEFAULT_COL_LABEL_HEIGHT;
4362
4363     if ( m_rowLabelWin )
4364     {
4365         m_labelBackgroundColour = m_rowLabelWin->GetBackgroundColour();
4366     }
4367     else
4368     {
4369         m_labelBackgroundColour = *wxWHITE;
4370     }
4371
4372     m_labelTextColour = *wxBLACK;
4373
4374     // init attr cache
4375     m_attrCache.row = -1;
4376     m_attrCache.col = -1;
4377     m_attrCache.attr = NULL;
4378
4379     // TODO: something better than this ?
4380     //
4381     m_labelFont = this->GetFont();
4382     m_labelFont.SetWeight( wxBOLD );
4383
4384     m_rowLabelHorizAlign = wxALIGN_CENTRE;
4385     m_rowLabelVertAlign  = wxALIGN_CENTRE;
4386
4387     m_colLabelHorizAlign = wxALIGN_CENTRE;
4388     m_colLabelVertAlign  = wxALIGN_CENTRE;
4389     m_colLabelTextOrientation = wxHORIZONTAL;
4390
4391     m_defaultColWidth  = WXGRID_DEFAULT_COL_WIDTH;
4392     m_defaultRowHeight = m_gridWin->GetCharHeight();
4393
4394     m_minAcceptableColWidth  = WXGRID_MIN_COL_WIDTH;
4395     m_minAcceptableRowHeight = WXGRID_MIN_ROW_HEIGHT;
4396
4397 #if defined(__WXMOTIF__) || defined(__WXGTK__)  // see also text ctrl sizing in ShowCellEditControl()
4398     m_defaultRowHeight += 8;
4399 #else
4400     m_defaultRowHeight += 4;
4401 #endif
4402
4403     m_gridLineColour = wxColour( 192,192,192 );
4404     m_gridLinesEnabled = true;
4405     m_cellHighlightColour = *wxBLACK;
4406     m_cellHighlightPenWidth = 2;
4407     m_cellHighlightROPenWidth = 1;
4408
4409     m_canDragColMove = false;
4410
4411     m_cursorMode  = WXGRID_CURSOR_SELECT_CELL;
4412     m_winCapture = (wxWindow *)NULL;
4413     m_canDragRowSize = true;
4414     m_canDragColSize = true;
4415     m_canDragGridSize = true;
4416     m_canDragCell = false;
4417     m_dragLastPos  = -1;
4418     m_dragRowOrCol = -1;
4419     m_isDragging = false;
4420     m_startDragPos = wxDefaultPosition;
4421
4422     m_waitForSlowClick = false;
4423
4424     m_rowResizeCursor = wxCursor( wxCURSOR_SIZENS );
4425     m_colResizeCursor = wxCursor( wxCURSOR_SIZEWE );
4426
4427     m_currentCellCoords = wxGridNoCellCoords;
4428
4429     ClearSelection();
4430
4431     m_selectionBackground = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHT);
4432     m_selectionForeground = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT);
4433
4434     m_editable = true;  // default for whole grid
4435
4436     m_inOnKeyDown = false;
4437     m_batchCount = 0;
4438
4439     m_extraWidth =
4440     m_extraHeight = 0;
4441
4442     m_scrollLineX = GRID_SCROLL_LINE_X;
4443     m_scrollLineY = GRID_SCROLL_LINE_Y;
4444 }
4445
4446 // ----------------------------------------------------------------------------
4447 // the idea is to call these functions only when necessary because they create
4448 // quite big arrays which eat memory mostly unnecessary - in particular, if
4449 // default widths/heights are used for all rows/columns, we may not use these
4450 // arrays at all
4451 //
4452 // with some extra code, it should be possible to only store the
4453 // widths/heights different from default ones but this will be done later...
4454 // ----------------------------------------------------------------------------
4455
4456 void wxGrid::InitRowHeights()
4457 {
4458     m_rowHeights.Empty();
4459     m_rowBottoms.Empty();
4460
4461     m_rowHeights.Alloc( m_numRows );
4462     m_rowBottoms.Alloc( m_numRows );
4463
4464     int rowBottom = 0;
4465
4466     m_rowHeights.Add( m_defaultRowHeight, m_numRows );
4467
4468     for ( int i = 0; i < m_numRows; i++ )
4469     {
4470         rowBottom += m_defaultRowHeight;
4471         m_rowBottoms.Add( rowBottom );
4472     }
4473 }
4474
4475 void wxGrid::InitColWidths()
4476 {
4477     m_colWidths.Empty();
4478     m_colRights.Empty();
4479
4480     m_colWidths.Alloc( m_numCols );
4481     m_colRights.Alloc( m_numCols );
4482     int colRight = 0;
4483
4484     m_colWidths.Add( m_defaultColWidth, m_numCols );
4485
4486     for ( int i = 0; i < m_numCols; i++ )
4487     {
4488         colRight = ( GetColPos( i ) + 1 ) * m_defaultColWidth;
4489         m_colRights.Add( colRight );
4490     }
4491 }
4492
4493 int wxGrid::GetColWidth(int col) const
4494 {
4495     return m_colWidths.IsEmpty() ? m_defaultColWidth : m_colWidths[col];
4496 }
4497
4498 int wxGrid::GetColLeft(int col) const
4499 {
4500     return m_colRights.IsEmpty() ? GetColPos( col ) * m_defaultColWidth
4501                                  : m_colRights[col] - m_colWidths[col];
4502 }
4503
4504 int wxGrid::GetColRight(int col) const
4505 {
4506     return m_colRights.IsEmpty() ? (GetColPos( col ) + 1) * m_defaultColWidth
4507                                  : m_colRights[col];
4508 }
4509
4510 int wxGrid::GetRowHeight(int row) const
4511 {
4512     return m_rowHeights.IsEmpty() ? m_defaultRowHeight : m_rowHeights[row];
4513 }
4514
4515 int wxGrid::GetRowTop(int row) const
4516 {
4517     return m_rowBottoms.IsEmpty() ? row * m_defaultRowHeight
4518                                   : m_rowBottoms[row] - m_rowHeights[row];
4519 }
4520
4521 int wxGrid::GetRowBottom(int row) const
4522 {
4523     return m_rowBottoms.IsEmpty() ? (row + 1) * m_defaultRowHeight
4524                                   : m_rowBottoms[row];
4525 }
4526
4527 void wxGrid::CalcDimensions()
4528 {
4529     int cw, ch;
4530     GetClientSize( &cw, &ch );
4531
4532     if ( m_rowLabelWin->IsShown() )
4533         cw -= m_rowLabelWidth;
4534     if ( m_colLabelWin->IsShown() )
4535         ch -= m_colLabelHeight;
4536
4537     // grid total size
4538     int w = m_numCols > 0 ? GetColRight(GetColAt( m_numCols - 1 )) + m_extraWidth + 1 : 0;
4539     int h = m_numRows > 0 ? GetRowBottom(m_numRows - 1) + m_extraHeight + 1 : 0;
4540
4541     // take into account editor if shown
4542     if ( IsCellEditControlShown() )
4543     {
4544         int w2, h2;
4545         int r = m_currentCellCoords.GetRow();
4546         int c = m_currentCellCoords.GetCol();
4547         int x = GetColLeft(c);
4548         int y = GetRowTop(r);
4549
4550         // how big is the editor
4551         wxGridCellAttr* attr = GetCellAttr(r, c);
4552         wxGridCellEditor* editor = attr->GetEditor(this, r, c);
4553         editor->GetControl()->GetSize(&w2, &h2);
4554         w2 += x;
4555         h2 += y;
4556         if ( w2 > w )
4557             w = w2;
4558         if ( h2 > h )
4559             h = h2;
4560         editor->DecRef();
4561         attr->DecRef();
4562     }
4563
4564     // preserve (more or less) the previous position
4565     int x, y;
4566     GetViewStart( &x, &y );
4567
4568     // ensure the position is valid for the new scroll ranges
4569     if ( x >= w )
4570         x = wxMax( w - 1, 0 );
4571     if ( y >= h )
4572         y = wxMax( h - 1, 0 );
4573
4574     // do set scrollbar parameters
4575     SetScrollbars( m_scrollLineX, m_scrollLineY,
4576                    GetScrollX(w), GetScrollY(h), x, y,
4577                    GetBatchCount() != 0);
4578
4579     // if our OnSize() hadn't been called (it would if we have scrollbars), we
4580     // still must reposition the children
4581     CalcWindowSizes();
4582 }
4583
4584 void wxGrid::CalcWindowSizes()
4585 {
4586     // escape if the window is has not been fully created yet
4587
4588     if ( m_cornerLabelWin == NULL )
4589         return;
4590
4591     int cw, ch;
4592     GetClientSize( &cw, &ch );
4593
4594     if ( m_cornerLabelWin && m_cornerLabelWin->IsShown() )
4595         m_cornerLabelWin->SetSize( 0, 0, m_rowLabelWidth, m_colLabelHeight );
4596
4597     if ( m_colLabelWin && m_colLabelWin->IsShown() )
4598         m_colLabelWin->SetSize( m_rowLabelWidth, 0, cw - m_rowLabelWidth, m_colLabelHeight );
4599
4600     if ( m_rowLabelWin && m_rowLabelWin->IsShown() )
4601         m_rowLabelWin->SetSize( 0, m_colLabelHeight, m_rowLabelWidth, ch - m_colLabelHeight );
4602
4603     if ( m_gridWin && m_gridWin->IsShown() )
4604         m_gridWin->SetSize( m_rowLabelWidth, m_colLabelHeight, cw - m_rowLabelWidth, ch - m_colLabelHeight );
4605 }
4606
4607 // this is called when the grid table sends a message
4608 // to indicate that it has been redimensioned
4609 //
4610 bool wxGrid::Redimension( wxGridTableMessage& msg )
4611 {
4612     int i;
4613     bool result = false;
4614
4615     // Clear the attribute cache as the attribute might refer to a different
4616     // cell than stored in the cache after adding/removing rows/columns.
4617     ClearAttrCache();
4618
4619     // By the same reasoning, the editor should be dismissed if columns are
4620     // added or removed. And for consistency, it should IMHO always be
4621     // removed, not only if the cell "underneath" it actually changes.
4622     // For now, I intentionally do not save the editor's content as the
4623     // cell it might want to save that stuff to might no longer exist.
4624     HideCellEditControl();
4625
4626 #if 0
4627     // if we were using the default widths/heights so far, we must change them
4628     // now
4629     if ( m_colWidths.IsEmpty() )
4630     {
4631         InitColWidths();
4632     }
4633
4634     if ( m_rowHeights.IsEmpty() )
4635     {
4636         InitRowHeights();
4637     }
4638 #endif
4639
4640     switch ( msg.GetId() )
4641     {
4642         case wxGRIDTABLE_NOTIFY_ROWS_INSERTED:
4643         {
4644             size_t pos = msg.GetCommandInt();
4645             int numRows = msg.GetCommandInt2();
4646
4647             m_numRows += numRows;
4648
4649             if ( !m_rowHeights.IsEmpty() )
4650             {
4651                 m_rowHeights.Insert( m_defaultRowHeight, pos, numRows );
4652                 m_rowBottoms.Insert( 0, pos, numRows );
4653
4654                 int bottom = 0;
4655                 if ( pos > 0 )
4656                     bottom = m_rowBottoms[pos - 1];
4657
4658                 for ( i = pos; i < m_numRows; i++ )
4659                 {
4660                     bottom += m_rowHeights[i];
4661                     m_rowBottoms[i] = bottom;
4662                 }
4663             }
4664
4665             if ( m_currentCellCoords == wxGridNoCellCoords )
4666             {
4667                 // if we have just inserted cols into an empty grid the current
4668                 // cell will be undefined...
4669                 //
4670                 SetCurrentCell( 0, 0 );
4671             }
4672
4673             if ( m_selection )
4674                 m_selection->UpdateRows( pos, numRows );
4675             wxGridCellAttrProvider * attrProvider = m_table->GetAttrProvider();
4676             if (attrProvider)
4677                 attrProvider->UpdateAttrRows( pos, numRows );
4678
4679             if ( !GetBatchCount() )
4680             {
4681                 CalcDimensions();
4682                 m_rowLabelWin->Refresh();
4683             }
4684         }
4685         result = true;
4686         break;
4687
4688         case wxGRIDTABLE_NOTIFY_ROWS_APPENDED:
4689         {
4690             int numRows = msg.GetCommandInt();
4691             int oldNumRows = m_numRows;
4692             m_numRows += numRows;
4693
4694             if ( !m_rowHeights.IsEmpty() )
4695             {
4696                 m_rowHeights.Add( m_defaultRowHeight, numRows );
4697                 m_rowBottoms.Add( 0, numRows );
4698
4699                 int bottom = 0;
4700                 if ( oldNumRows > 0 )
4701                     bottom = m_rowBottoms[oldNumRows - 1];
4702
4703                 for ( i = oldNumRows; i < m_numRows; i++ )
4704                 {
4705                     bottom += m_rowHeights[i];
4706                     m_rowBottoms[i] = bottom;
4707                 }
4708             }
4709
4710             if ( m_currentCellCoords == wxGridNoCellCoords )
4711             {
4712                 // if we have just inserted cols into an empty grid the current
4713                 // cell will be undefined...
4714                 //
4715                 SetCurrentCell( 0, 0 );
4716             }
4717
4718             if ( !GetBatchCount() )
4719             {
4720                 CalcDimensions();
4721                 m_rowLabelWin->Refresh();
4722             }
4723         }
4724         result = true;
4725         break;
4726
4727         case wxGRIDTABLE_NOTIFY_ROWS_DELETED:
4728         {
4729             size_t pos = msg.GetCommandInt();
4730             int numRows = msg.GetCommandInt2();
4731             m_numRows -= numRows;
4732
4733             if ( !m_rowHeights.IsEmpty() )
4734             {
4735                 m_rowHeights.RemoveAt( pos, numRows );
4736                 m_rowBottoms.RemoveAt( pos, numRows );
4737
4738                 int h = 0;
4739                 for ( i = 0; i < m_numRows; i++ )
4740                 {
4741                     h += m_rowHeights[i];
4742                     m_rowBottoms[i] = h;
4743                 }
4744             }
4745
4746             if ( !m_numRows )
4747             {
4748                 m_currentCellCoords = wxGridNoCellCoords;
4749             }
4750             else
4751             {
4752                 if ( m_currentCellCoords.GetRow() >= m_numRows )
4753                     m_currentCellCoords.Set( 0, 0 );
4754             }
4755
4756             if ( m_selection )
4757                 m_selection->UpdateRows( pos, -((int)numRows) );
4758             wxGridCellAttrProvider * attrProvider = m_table->GetAttrProvider();
4759             if (attrProvider)
4760             {
4761                 attrProvider->UpdateAttrRows( pos, -((int)numRows) );
4762
4763 // ifdef'd out following patch from Paul Gammans
4764 #if 0
4765                 // No need to touch column attributes, unless we
4766                 // removed _all_ rows, in this case, we remove
4767                 // all column attributes.
4768                 // I hate to do this here, but the
4769                 // needed data is not available inside UpdateAttrRows.
4770                 if ( !GetNumberRows() )
4771                     attrProvider->UpdateAttrCols( 0, -GetNumberCols() );
4772 #endif
4773             }
4774
4775             if ( !GetBatchCount() )
4776             {
4777                 CalcDimensions();
4778                 m_rowLabelWin->Refresh();
4779             }
4780         }
4781         result = true;
4782         break;
4783
4784         case wxGRIDTABLE_NOTIFY_COLS_INSERTED:
4785         {
4786             size_t pos = msg.GetCommandInt();
4787             int numCols = msg.GetCommandInt2();
4788             m_numCols += numCols;
4789
4790             if ( !m_colAt.IsEmpty() )
4791             {
4792                 //Shift the column IDs
4793                 int i;
4794                 for ( i = 0; i < m_numCols - numCols; i++ )
4795                 {
4796                     if ( m_colAt[i] >= (int)pos )
4797                         m_colAt[i] += numCols;
4798                 }
4799
4800                 m_colAt.Insert( pos, pos, numCols );
4801
4802                 //Set the new columns' positions
4803                 for ( i = pos + 1; i < (int)pos + numCols; i++ )
4804                 {
4805                     m_colAt[i] = i;
4806                 }
4807             }
4808
4809             if ( !m_colWidths.IsEmpty() )
4810             {
4811                 m_colWidths.Insert( m_defaultColWidth, pos, numCols );
4812                 m_colRights.Insert( 0, pos, numCols );
4813
4814                 int right = 0;
4815                 if ( pos > 0 )
4816                     right = m_colRights[GetColAt( pos - 1 )];
4817
4818                 int colPos;
4819                 for ( colPos = pos; colPos < m_numCols; colPos++ )
4820                 {
4821                     i = GetColAt( colPos );
4822
4823                     right += m_colWidths[i];
4824                     m_colRights[i] = right;
4825                 }
4826             }
4827
4828             if ( m_currentCellCoords == wxGridNoCellCoords )
4829             {
4830                 // if we have just inserted cols into an empty grid the current
4831                 // cell will be undefined...
4832                 //
4833                 SetCurrentCell( 0, 0 );
4834             }
4835
4836             if ( m_selection )
4837                 m_selection->UpdateCols( pos, numCols );
4838             wxGridCellAttrProvider * attrProvider = m_table->GetAttrProvider();
4839             if (attrProvider)
4840                 attrProvider->UpdateAttrCols( pos, numCols );
4841             if ( !GetBatchCount() )
4842             {
4843                 CalcDimensions();
4844                 m_colLabelWin->Refresh();
4845             }
4846         }
4847         result = true;
4848         break;
4849
4850         case wxGRIDTABLE_NOTIFY_COLS_APPENDED:
4851         {
4852             int numCols = msg.GetCommandInt();
4853             int oldNumCols = m_numCols;
4854             m_numCols += numCols;
4855
4856             if ( !m_colAt.IsEmpty() )
4857             {
4858                 m_colAt.Add( 0, numCols );
4859
4860                 //Set the new columns' positions
4861                 int i;
4862                 for ( i = oldNumCols; i < m_numCols; i++ )
4863                 {
4864                     m_colAt[i] = i;
4865                 }
4866             }
4867
4868             if ( !m_colWidths.IsEmpty() )
4869             {
4870                 m_colWidths.Add( m_defaultColWidth, numCols );
4871                 m_colRights.Add( 0, numCols );
4872
4873                 int right = 0;
4874                 if ( oldNumCols > 0 )
4875                     right = m_colRights[GetColAt( oldNumCols - 1 )];
4876
4877                 int colPos;
4878                 for ( colPos = oldNumCols; colPos < m_numCols; colPos++ )
4879                 {
4880                     i = GetColAt( colPos );
4881
4882                     right += m_colWidths[i];
4883                     m_colRights[i] = right;
4884                 }
4885             }
4886
4887             if ( m_currentCellCoords == wxGridNoCellCoords )
4888             {
4889                 // if we have just inserted cols into an empty grid the current
4890                 // cell will be undefined...
4891                 //
4892                 SetCurrentCell( 0, 0 );
4893             }
4894             if ( !GetBatchCount() )
4895             {
4896                 CalcDimensions();
4897                 m_colLabelWin->Refresh();
4898             }
4899         }
4900         result = true;
4901         break;
4902
4903         case wxGRIDTABLE_NOTIFY_COLS_DELETED:
4904         {
4905             size_t pos = msg.GetCommandInt();
4906             int numCols = msg.GetCommandInt2();
4907             m_numCols -= numCols;
4908
4909             if ( !m_colAt.IsEmpty() )
4910             {
4911                 int colID = GetColAt( pos );
4912
4913                 m_colAt.RemoveAt( pos, numCols );
4914
4915                 //Shift the column IDs
4916                 int colPos;
4917                 for ( colPos = 0; colPos < m_numCols; colPos++ )
4918                 {
4919                     if ( m_colAt[colPos] > colID )
4920                         m_colAt[colPos] -= numCols;
4921                 }
4922             }
4923
4924             if ( !m_colWidths.IsEmpty() )
4925             {
4926                 m_colWidths.RemoveAt( pos, numCols );
4927                 m_colRights.RemoveAt( pos, numCols );
4928
4929                 int w = 0;
4930                 int colPos;
4931                 for ( colPos = 0; colPos < m_numCols; colPos++ )
4932                 {
4933                     i = GetColAt( colPos );
4934
4935                     w += m_colWidths[i];
4936                     m_colRights[i] = w;
4937                 }
4938             }
4939
4940             if ( !m_numCols )
4941             {
4942                 m_currentCellCoords = wxGridNoCellCoords;
4943             }
4944             else
4945             {
4946                 if ( m_currentCellCoords.GetCol() >= m_numCols )
4947                   m_currentCellCoords.Set( 0, 0 );
4948             }
4949
4950             if ( m_selection )
4951                 m_selection->UpdateCols( pos, -((int)numCols) );
4952             wxGridCellAttrProvider * attrProvider = m_table->GetAttrProvider();
4953             if (attrProvider)
4954             {
4955                 attrProvider->UpdateAttrCols( pos, -((int)numCols) );
4956
4957 // ifdef'd out following patch from Paul Gammans
4958 #if 0
4959                 // No need to touch row attributes, unless we
4960                 // removed _all_ columns, in this case, we remove
4961                 // all row attributes.
4962                 // I hate to do this here, but the
4963                 // needed data is not available inside UpdateAttrCols.
4964                 if ( !GetNumberCols() )
4965                     attrProvider->UpdateAttrRows( 0, -GetNumberRows() );
4966 #endif
4967             }
4968
4969             if ( !GetBatchCount() )
4970             {
4971                 CalcDimensions();
4972                 m_colLabelWin->Refresh();
4973             }
4974         }
4975         result = true;
4976         break;
4977     }
4978
4979     if (result && !GetBatchCount() )
4980         m_gridWin->Refresh();
4981
4982     return result;
4983 }
4984
4985 wxArrayInt wxGrid::CalcRowLabelsExposed( const wxRegion& reg )
4986 {
4987     wxRegionIterator iter( reg );
4988     wxRect r;
4989
4990     wxArrayInt  rowlabels;
4991
4992     int top, bottom;
4993     while ( iter )
4994     {
4995         r = iter.GetRect();
4996
4997         // TODO: remove this when we can...
4998         // There is a bug in wxMotif that gives garbage update
4999         // rectangles if you jump-scroll a long way by clicking the
5000         // scrollbar with middle button.  This is a work-around
5001         //
5002 #if defined(__WXMOTIF__)
5003         int cw, ch;
5004         m_gridWin->GetClientSize( &cw, &ch );
5005         if ( r.GetTop() > ch )
5006             r.SetTop( 0 );
5007         r.SetBottom( wxMin( r.GetBottom(), ch ) );
5008 #endif
5009
5010         // logical bounds of update region
5011         //
5012         int dummy;
5013         CalcUnscrolledPosition( 0, r.GetTop(), &dummy, &top );
5014         CalcUnscrolledPosition( 0, r.GetBottom(), &dummy, &bottom );
5015
5016         // find the row labels within these bounds
5017         //
5018         int row;
5019         for ( row = internalYToRow(top); row < m_numRows; row++ )
5020         {
5021             if ( GetRowBottom(row) < top )
5022                 continue;
5023
5024             if ( GetRowTop(row) > bottom )
5025                 break;
5026
5027             rowlabels.Add( row );
5028         }
5029
5030         ++iter;
5031     }
5032
5033     return rowlabels;
5034 }
5035
5036 wxArrayInt wxGrid::CalcColLabelsExposed( const wxRegion& reg )
5037 {
5038     wxRegionIterator iter( reg );
5039     wxRect r;
5040
5041     wxArrayInt colLabels;
5042
5043     int left, right;
5044     while ( iter )
5045     {
5046         r = iter.GetRect();
5047
5048         // TODO: remove this when we can...
5049         // There is a bug in wxMotif that gives garbage update
5050         // rectangles if you jump-scroll a long way by clicking the
5051         // scrollbar with middle button.  This is a work-around
5052         //
5053 #if defined(__WXMOTIF__)
5054         int cw, ch;
5055         m_gridWin->GetClientSize( &cw, &ch );
5056         if ( r.GetLeft() > cw )
5057             r.SetLeft( 0 );
5058         r.SetRight( wxMin( r.GetRight(), cw ) );
5059 #endif
5060
5061         // logical bounds of update region
5062         //
5063         int dummy;
5064         CalcUnscrolledPosition( r.GetLeft(), 0, &left, &dummy );
5065         CalcUnscrolledPosition( r.GetRight(), 0, &right, &dummy );
5066
5067         // find the cells within these bounds
5068         //
5069         int col;
5070         int colPos;
5071         for ( colPos = GetColPos( internalXToCol(left) ); colPos < m_numCols; colPos++ )
5072         {
5073             col = GetColAt( colPos );
5074
5075             if ( GetColRight(col) < left )
5076                 continue;
5077
5078             if ( GetColLeft(col) > right )
5079                 break;
5080
5081             colLabels.Add( col );
5082         }
5083
5084         ++iter;
5085     }
5086
5087     return colLabels;
5088 }
5089
5090 wxGridCellCoordsArray wxGrid::CalcCellsExposed( const wxRegion& reg )
5091 {
5092     wxRegionIterator iter( reg );
5093     wxRect r;
5094
5095     wxGridCellCoordsArray  cellsExposed;
5096
5097     int left, top, right, bottom;
5098     while ( iter )
5099     {
5100         r = iter.GetRect();
5101
5102         // TODO: remove this when we can...
5103         // There is a bug in wxMotif that gives garbage update
5104         // rectangles if you jump-scroll a long way by clicking the
5105         // scrollbar with middle button.  This is a work-around
5106         //
5107 #if defined(__WXMOTIF__)
5108         int cw, ch;
5109         m_gridWin->GetClientSize( &cw, &ch );
5110         if ( r.GetTop() > ch ) r.SetTop( 0 );
5111         if ( r.GetLeft() > cw ) r.SetLeft( 0 );
5112         r.SetRight( wxMin( r.GetRight(), cw ) );
5113         r.SetBottom( wxMin( r.GetBottom(), ch ) );
5114 #endif
5115
5116         // logical bounds of update region
5117         //
5118         CalcUnscrolledPosition( r.GetLeft(), r.GetTop(), &left, &top );
5119         CalcUnscrolledPosition( r.GetRight(), r.GetBottom(), &right, &bottom );
5120
5121         // find the cells within these bounds
5122         //
5123         int row, col;
5124         for ( row = internalYToRow(top); row < m_numRows; row++ )
5125         {
5126             if ( GetRowBottom(row) <= top )
5127                 continue;
5128
5129             if ( GetRowTop(row) > bottom )
5130                 break;
5131
5132             int colPos;
5133             for ( colPos = GetColPos( internalXToCol(left) ); colPos < m_numCols; colPos++ )
5134             {
5135                 col = GetColAt( colPos );
5136
5137                 if ( GetColRight(col) <= left )
5138                     continue;
5139
5140                 if ( GetColLeft(col) > right )
5141                     break;
5142
5143                 cellsExposed.Add( wxGridCellCoords( row, col ) );
5144             }
5145         }
5146
5147         ++iter;
5148     }
5149
5150     return cellsExposed;
5151 }
5152
5153
5154 void wxGrid::ProcessRowLabelMouseEvent( wxMouseEvent& event )
5155 {
5156     int x, y, row;
5157     wxPoint pos( event.GetPosition() );
5158     CalcUnscrolledPosition( pos.x, pos.y, &x, &y );
5159
5160     if ( event.Dragging() )
5161     {
5162         if (!m_isDragging)
5163         {
5164             m_isDragging = true;
5165             m_rowLabelWin->CaptureMouse();
5166         }
5167
5168         if ( event.LeftIsDown() )
5169         {
5170             switch ( m_cursorMode )
5171             {
5172                 case WXGRID_CURSOR_RESIZE_ROW:
5173                 {
5174                     int cw, ch, left, dummy;
5175                     m_gridWin->GetClientSize( &cw, &ch );
5176                     CalcUnscrolledPosition( 0, 0, &left, &dummy );
5177
5178                     wxClientDC dc( m_gridWin );
5179                     PrepareDC( dc );
5180                     y = wxMax( y,
5181                                GetRowTop(m_dragRowOrCol) +
5182                                GetRowMinimalHeight(m_dragRowOrCol) );
5183                     dc.SetLogicalFunction(wxINVERT);
5184                     if ( m_dragLastPos >= 0 )
5185                     {
5186                         dc.DrawLine( left, m_dragLastPos, left+cw, m_dragLastPos );
5187                     }
5188                     dc.DrawLine( left, y, left+cw, y );
5189                     m_dragLastPos = y;
5190                 }
5191                 break;
5192
5193                 case WXGRID_CURSOR_SELECT_ROW:
5194                 {
5195                     if ( (row = YToRow( y )) >= 0 )
5196                     {
5197                         if ( m_selection )
5198                         {
5199                             m_selection->SelectRow( row,
5200                                                     event.ControlDown(),
5201                                                     event.ShiftDown(),
5202                                                     event.AltDown(),
5203                                                     event.MetaDown() );
5204                         }
5205                     }
5206                 }
5207                 break;
5208
5209                 // default label to suppress warnings about "enumeration value
5210                 // 'xxx' not handled in switch
5211                 default:
5212                     break;
5213             }
5214         }
5215         return;
5216     }
5217
5218     if ( m_isDragging && (event.Entering() || event.Leaving()) )
5219         return;
5220
5221     if (m_isDragging)
5222     {
5223         if (m_rowLabelWin->HasCapture())
5224             m_rowLabelWin->ReleaseMouse();
5225         m_isDragging = false;
5226     }
5227
5228     // ------------ Entering or leaving the window
5229     //
5230     if ( event.Entering() || event.Leaving() )
5231     {
5232         ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_rowLabelWin);
5233     }
5234
5235     // ------------ Left button pressed
5236     //
5237     else if ( event.LeftDown() )
5238     {
5239         // don't send a label click event for a hit on the
5240         // edge of the row label - this is probably the user
5241         // wanting to resize the row
5242         //
5243         if ( YToEdgeOfRow(y) < 0 )
5244         {
5245             row = YToRow(y);
5246             if ( row >= 0 &&
5247                  !SendEvent( wxEVT_GRID_LABEL_LEFT_CLICK, row, -1, event ) )
5248             {
5249                 if ( !event.ShiftDown() && !event.CmdDown() )
5250                     ClearSelection();
5251                 if ( m_selection )
5252                 {
5253                     if ( event.ShiftDown() )
5254                     {
5255                         m_selection->SelectBlock( m_currentCellCoords.GetRow(),
5256                                                   0,
5257                                                   row,
5258                                                   GetNumberCols() - 1,
5259                                                   event.ControlDown(),
5260                                                   event.ShiftDown(),
5261                                                   event.AltDown(),
5262                                                   event.MetaDown() );
5263                     }
5264                     else
5265                     {
5266                         m_selection->SelectRow( row,
5267                                                 event.ControlDown(),
5268                                                 event.ShiftDown(),
5269                                                 event.AltDown(),
5270                                                 event.MetaDown() );
5271                     }
5272                 }
5273
5274                 ChangeCursorMode(WXGRID_CURSOR_SELECT_ROW, m_rowLabelWin);
5275             }
5276         }
5277         else
5278         {
5279             // starting to drag-resize a row
5280             if ( CanDragRowSize() )
5281                 ChangeCursorMode(WXGRID_CURSOR_RESIZE_ROW, m_rowLabelWin);
5282         }
5283     }
5284
5285     // ------------ Left double click
5286     //
5287     else if (event.LeftDClick() )
5288     {
5289         row = YToEdgeOfRow(y);
5290         if ( row < 0 )
5291         {
5292             row = YToRow(y);
5293             if ( row >=0 &&
5294                  !SendEvent( wxEVT_GRID_LABEL_LEFT_DCLICK, row, -1, event ) )
5295             {
5296                 // no default action at the moment
5297             }
5298         }
5299         else
5300         {
5301             // adjust row height depending on label text
5302             AutoSizeRowLabelSize( row );
5303
5304             ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_colLabelWin);
5305             m_dragLastPos = -1;
5306         }
5307     }
5308
5309     // ------------ Left button released
5310     //
5311     else if ( event.LeftUp() )
5312     {
5313         if ( m_cursorMode == WXGRID_CURSOR_RESIZE_ROW )
5314         {
5315             DoEndDragResizeRow();
5316
5317             // Note: we are ending the event *after* doing
5318             // default processing in this case
5319             //
5320             SendEvent( wxEVT_GRID_ROW_SIZE, m_dragRowOrCol, -1, event );
5321         }
5322
5323         ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_rowLabelWin);
5324         m_dragLastPos = -1;
5325     }
5326
5327     // ------------ Right button down
5328     //
5329     else if ( event.RightDown() )
5330     {
5331         row = YToRow(y);
5332         if ( row >=0 &&
5333              !SendEvent( wxEVT_GRID_LABEL_RIGHT_CLICK, row, -1, event ) )
5334         {
5335             // no default action at the moment
5336         }
5337     }
5338
5339     // ------------ Right double click
5340     //
5341     else if ( event.RightDClick() )
5342     {
5343         row = YToRow(y);
5344         if ( row >= 0 &&
5345              !SendEvent( wxEVT_GRID_LABEL_RIGHT_DCLICK, row, -1, event ) )
5346         {
5347             // no default action at the moment
5348         }
5349     }
5350
5351     // ------------ No buttons down and mouse moving
5352     //
5353     else if ( event.Moving() )
5354     {
5355         m_dragRowOrCol = YToEdgeOfRow( y );
5356         if ( m_dragRowOrCol >= 0 )
5357         {
5358             if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
5359             {
5360                 // don't capture the mouse yet
5361                 if ( CanDragRowSize() )
5362                     ChangeCursorMode(WXGRID_CURSOR_RESIZE_ROW, m_rowLabelWin, false);
5363             }
5364         }
5365         else if ( m_cursorMode != WXGRID_CURSOR_SELECT_CELL )
5366         {
5367             ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_rowLabelWin, false);
5368         }
5369     }
5370 }
5371
5372 void wxGrid::ProcessColLabelMouseEvent( wxMouseEvent& event )
5373 {
5374     int x, y, col;
5375     wxPoint pos( event.GetPosition() );
5376     CalcUnscrolledPosition( pos.x, pos.y, &x, &y );
5377
5378     if ( event.Dragging() )
5379     {
5380         if (!m_isDragging)
5381         {
5382             m_isDragging = true;
5383             m_colLabelWin->CaptureMouse();
5384
5385             if ( m_cursorMode == WXGRID_CURSOR_MOVE_COL )
5386                 m_dragRowOrCol = XToCol( x );
5387         }
5388
5389         if ( event.LeftIsDown() )
5390         {
5391             switch ( m_cursorMode )
5392             {
5393                 case WXGRID_CURSOR_RESIZE_COL:
5394                 {
5395                     int cw, ch, dummy, top;
5396                     m_gridWin->GetClientSize( &cw, &ch );
5397                     CalcUnscrolledPosition( 0, 0, &dummy, &top );
5398
5399                     wxClientDC dc( m_gridWin );
5400                     PrepareDC( dc );
5401
5402                     x = wxMax( x, GetColLeft(m_dragRowOrCol) +
5403                                   GetColMinimalWidth(m_dragRowOrCol));
5404                     dc.SetLogicalFunction(wxINVERT);
5405                     if ( m_dragLastPos >= 0 )
5406                     {
5407                         dc.DrawLine( m_dragLastPos, top, m_dragLastPos, top + ch );
5408                     }
5409                     dc.DrawLine( x, top, x, top + ch );
5410                     m_dragLastPos = x;
5411                 }
5412                 break;
5413
5414                 case WXGRID_CURSOR_SELECT_COL:
5415                 {
5416                     if ( (col = XToCol( x )) >= 0 )
5417                     {
5418                         if ( m_selection )
5419                         {
5420                             m_selection->SelectCol( col,
5421                                                     event.ControlDown(),
5422                                                     event.ShiftDown(),
5423                                                     event.AltDown(),
5424                                                     event.MetaDown() );
5425                         }
5426                     }
5427                 }
5428                 break;
5429
5430                 case WXGRID_CURSOR_MOVE_COL:
5431                 {
5432                     if ( x < 0 )
5433                         m_moveToCol = GetColAt( 0 );
5434                     else
5435                         m_moveToCol = XToCol( x );
5436
5437                     int markerX;
5438
5439                     if ( m_moveToCol < 0 )
5440                         markerX = GetColRight( GetColAt( m_numCols - 1 ) );
5441                     else
5442                         markerX = GetColLeft( m_moveToCol );
5443
5444                     if ( markerX != m_dragLastPos )
5445                     {
5446                         wxClientDC dc( m_colLabelWin );
5447
5448                         int cw, ch;
5449                         m_colLabelWin->GetClientSize( &cw, &ch );
5450
5451                         markerX++;
5452
5453                         //Clean up the last indicator
5454                         if ( m_dragLastPos >= 0 )
5455                         {
5456                             wxPen pen( m_colLabelWin->GetBackgroundColour(), 2 );
5457                             dc.SetPen(pen);
5458                             dc.DrawLine( m_dragLastPos + 1, 0, m_dragLastPos + 1, ch );
5459                             dc.SetPen(wxNullPen);
5460
5461                             if ( XToCol( m_dragLastPos ) != -1 )
5462                                 DrawColLabel( dc, XToCol( m_dragLastPos ) );
5463                         }
5464
5465                         //Moving to the same place? Don't draw a marker
5466                         if ( (m_moveToCol == m_dragRowOrCol)
5467                           || (GetColPos( m_moveToCol ) == GetColPos( m_dragRowOrCol ) + 1)
5468                           || (m_moveToCol < 0 && m_dragRowOrCol == GetColAt( m_numCols - 1 )))
5469                         {
5470                             m_dragLastPos = -1;
5471                             return;
5472                         }
5473
5474                         //Draw the marker
5475                         wxPen pen( *wxBLUE, 2 );
5476                         dc.SetPen(pen);
5477
5478                         dc.DrawLine( markerX, 0, markerX, ch );
5479
5480                         dc.SetPen(wxNullPen);
5481
5482                         m_dragLastPos = markerX - 1;
5483                     }
5484                 }
5485                 break;
5486
5487                 // default label to suppress warnings about "enumeration value
5488                 // 'xxx' not handled in switch
5489                 default:
5490                     break;
5491             }
5492         }
5493         return;
5494     }
5495
5496     if ( m_isDragging && (event.Entering() || event.Leaving()) )
5497         return;
5498
5499     if (m_isDragging)
5500     {
5501         if (m_colLabelWin->HasCapture())
5502             m_colLabelWin->ReleaseMouse();
5503         m_isDragging = false;
5504     }
5505
5506     // ------------ Entering or leaving the window
5507     //
5508     if ( event.Entering() || event.Leaving() )
5509     {
5510         ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_colLabelWin);
5511     }
5512
5513     // ------------ Left button pressed
5514     //
5515     else if ( event.LeftDown() )
5516     {
5517         // don't send a label click event for a hit on the
5518         // edge of the col label - this is probably the user
5519         // wanting to resize the col
5520         //
5521         if ( XToEdgeOfCol(x) < 0 )
5522         {
5523             col = XToCol(x);
5524             if ( col >= 0 &&
5525                  !SendEvent( wxEVT_GRID_LABEL_LEFT_CLICK, -1, col, event ) )
5526             {
5527                 if ( m_canDragColMove )
5528                 {
5529                     //Show button as pressed
5530                     wxClientDC dc( m_colLabelWin );
5531                     int colLeft = GetColLeft( col );
5532                     int colRight = GetColRight( col ) - 1;
5533                     dc.SetPen( wxPen( m_colLabelWin->GetBackgroundColour(), 1 ) );
5534                     dc.DrawLine( colLeft, 1, colLeft, m_colLabelHeight-1 );
5535                     dc.DrawLine( colLeft, 1, colRight, 1 );
5536
5537                     ChangeCursorMode(WXGRID_CURSOR_MOVE_COL, m_colLabelWin);
5538                 }
5539                 else
5540                 {
5541                     if ( !event.ShiftDown() && !event.CmdDown() )
5542                         ClearSelection();
5543                     if ( m_selection )
5544                     {
5545                         if ( event.ShiftDown() )
5546                         {
5547                             m_selection->SelectBlock( 0,
5548                                                       m_currentCellCoords.GetCol(),
5549                                                       GetNumberRows() - 1, col,
5550                                                       event.ControlDown(),
5551                                                       event.ShiftDown(),
5552                                                       event.AltDown(),
5553                                                       event.MetaDown() );
5554                         }
5555                         else
5556                         {
5557                             m_selection->SelectCol( col,
5558                                                     event.ControlDown(),
5559                                                     event.ShiftDown(),
5560                                                     event.AltDown(),
5561                                                     event.MetaDown() );
5562                         }
5563                     }
5564
5565                     ChangeCursorMode(WXGRID_CURSOR_SELECT_COL, m_colLabelWin);
5566                 }
5567             }
5568         }
5569         else
5570         {
5571             // starting to drag-resize a col
5572             //
5573             if ( CanDragColSize() )
5574                 ChangeCursorMode(WXGRID_CURSOR_RESIZE_COL, m_colLabelWin);
5575         }
5576     }
5577
5578     // ------------ Left double click
5579     //
5580     if ( event.LeftDClick() )
5581     {
5582         col = XToEdgeOfCol(x);
5583         if ( col < 0 )
5584         {
5585             col = XToCol(x);
5586             if ( col >= 0 &&
5587                  ! SendEvent( wxEVT_GRID_LABEL_LEFT_DCLICK, -1, col, event ) )
5588             {
5589                 // no default action at the moment
5590             }
5591         }
5592         else
5593         {
5594             // adjust column width depending on label text
5595             AutoSizeColLabelSize( col );
5596
5597             ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_colLabelWin);
5598             m_dragLastPos = -1;
5599         }
5600     }
5601
5602     // ------------ Left button released
5603     //
5604     else if ( event.LeftUp() )
5605     {
5606         switch ( m_cursorMode )
5607         {
5608             case WXGRID_CURSOR_RESIZE_COL:
5609                 DoEndDragResizeCol();
5610
5611                 // Note: we are ending the event *after* doing
5612                 // default processing in this case
5613                 //
5614                 SendEvent( wxEVT_GRID_COL_SIZE, -1, m_dragRowOrCol, event );
5615                 break;
5616
5617             case WXGRID_CURSOR_MOVE_COL:
5618                 DoEndDragMoveCol();
5619
5620                 SendEvent( wxEVT_GRID_COL_MOVE, -1, m_dragRowOrCol, event );
5621                 break;
5622
5623             case WXGRID_CURSOR_SELECT_COL:
5624             case WXGRID_CURSOR_SELECT_CELL:
5625             case WXGRID_CURSOR_RESIZE_ROW:
5626             case WXGRID_CURSOR_SELECT_ROW:
5627                 // nothing to do (?)
5628                 break;
5629         }
5630
5631         ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_colLabelWin);
5632         m_dragLastPos = -1;
5633     }
5634
5635     // ------------ Right button down
5636     //
5637     else if ( event.RightDown() )
5638     {
5639         col = XToCol(x);
5640         if ( col >= 0 &&
5641              !SendEvent( wxEVT_GRID_LABEL_RIGHT_CLICK, -1, col, event ) )
5642         {
5643             // no default action at the moment
5644         }
5645     }
5646
5647     // ------------ Right double click
5648     //
5649     else if ( event.RightDClick() )
5650     {
5651         col = XToCol(x);
5652         if ( col >= 0 &&
5653              !SendEvent( wxEVT_GRID_LABEL_RIGHT_DCLICK, -1, col, event ) )
5654         {
5655             // no default action at the moment
5656         }
5657     }
5658
5659     // ------------ No buttons down and mouse moving
5660     //
5661     else if ( event.Moving() )
5662     {
5663         m_dragRowOrCol = XToEdgeOfCol( x );
5664         if ( m_dragRowOrCol >= 0 )
5665         {
5666             if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
5667             {
5668                 // don't capture the cursor yet
5669                 if ( CanDragColSize() )
5670                     ChangeCursorMode(WXGRID_CURSOR_RESIZE_COL, m_colLabelWin, false);
5671             }
5672         }
5673         else if ( m_cursorMode != WXGRID_CURSOR_SELECT_CELL )
5674         {
5675             ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_colLabelWin, false);
5676         }
5677     }
5678 }
5679
5680 void wxGrid::ProcessCornerLabelMouseEvent( wxMouseEvent& event )
5681 {
5682     if ( event.LeftDown() )
5683     {
5684         // indicate corner label by having both row and
5685         // col args == -1
5686         //
5687         if ( !SendEvent( wxEVT_GRID_LABEL_LEFT_CLICK, -1, -1, event ) )
5688         {
5689             SelectAll();
5690         }
5691     }
5692     else if ( event.LeftDClick() )
5693     {
5694         SendEvent( wxEVT_GRID_LABEL_LEFT_DCLICK, -1, -1, event );
5695     }
5696     else if ( event.RightDown() )
5697     {
5698         if ( !SendEvent( wxEVT_GRID_LABEL_RIGHT_CLICK, -1, -1, event ) )
5699         {
5700             // no default action at the moment
5701         }
5702     }
5703     else if ( event.RightDClick() )
5704     {
5705         if ( !SendEvent( wxEVT_GRID_LABEL_RIGHT_DCLICK, -1, -1, event ) )
5706         {
5707             // no default action at the moment
5708         }
5709     }
5710 }
5711
5712 void wxGrid::ChangeCursorMode(CursorMode mode,
5713                               wxWindow *win,
5714                               bool captureMouse)
5715 {
5716 #ifdef __WXDEBUG__
5717     static const wxChar *cursorModes[] =
5718     {
5719         _T("SELECT_CELL"),
5720         _T("RESIZE_ROW"),
5721         _T("RESIZE_COL"),
5722         _T("SELECT_ROW"),
5723         _T("SELECT_COL"),
5724         _T("MOVE_COL"),
5725     };
5726
5727     wxLogTrace(_T("grid"),
5728                _T("wxGrid cursor mode (mouse capture for %s): %s -> %s"),
5729                win == m_colLabelWin ? _T("colLabelWin")
5730                                     : win ? _T("rowLabelWin")
5731                                           : _T("gridWin"),
5732                cursorModes[m_cursorMode], cursorModes[mode]);
5733 #endif
5734
5735     if ( mode == m_cursorMode &&
5736          win == m_winCapture &&
5737          captureMouse == (m_winCapture != NULL))
5738         return;
5739
5740     if ( !win )
5741     {
5742         // by default use the grid itself
5743         win = m_gridWin;
5744     }
5745
5746     if ( m_winCapture )
5747     {
5748         if (m_winCapture->HasCapture())
5749             m_winCapture->ReleaseMouse();
5750         m_winCapture = (wxWindow *)NULL;
5751     }
5752
5753     m_cursorMode = mode;
5754
5755     switch ( m_cursorMode )
5756     {
5757         case WXGRID_CURSOR_RESIZE_ROW:
5758             win->SetCursor( m_rowResizeCursor );
5759             break;
5760
5761         case WXGRID_CURSOR_RESIZE_COL:
5762             win->SetCursor( m_colResizeCursor );
5763             break;
5764
5765         case WXGRID_CURSOR_MOVE_COL:
5766             win->SetCursor( wxCursor(wxCURSOR_HAND) );
5767             break;
5768
5769         default:
5770             win->SetCursor( *wxSTANDARD_CURSOR );
5771             break;
5772     }
5773
5774     // we need to capture mouse when resizing
5775     bool resize = m_cursorMode == WXGRID_CURSOR_RESIZE_ROW ||
5776                   m_cursorMode == WXGRID_CURSOR_RESIZE_COL;
5777
5778     if ( captureMouse && resize )
5779     {
5780         win->CaptureMouse();
5781         m_winCapture = win;
5782     }
5783 }
5784
5785 void wxGrid::ProcessGridCellMouseEvent( wxMouseEvent& event )
5786 {
5787     int x, y;
5788     wxPoint pos( event.GetPosition() );
5789     CalcUnscrolledPosition( pos.x, pos.y, &x, &y );
5790
5791     wxGridCellCoords coords;
5792     XYToCell( x, y, coords );
5793
5794     int cell_rows, cell_cols;
5795     bool isFirstDrag = !m_isDragging;
5796     GetCellSize( coords.GetRow(), coords.GetCol(), &cell_rows, &cell_cols );
5797     if ((cell_rows < 0) || (cell_cols < 0))
5798     {
5799         coords.SetRow(coords.GetRow() + cell_rows);
5800         coords.SetCol(coords.GetCol() + cell_cols);
5801     }
5802
5803     if ( event.Dragging() )
5804     {
5805         //wxLogDebug("pos(%d, %d) coords(%d, %d)", pos.x, pos.y, coords.GetRow(), coords.GetCol());
5806
5807         // Don't start doing anything until the mouse has been dragged at
5808         // least 3 pixels in any direction...
5809         if (! m_isDragging)
5810         {
5811             if (m_startDragPos == wxDefaultPosition)
5812             {
5813                 m_startDragPos = pos;
5814                 return;
5815             }
5816             if (abs(m_startDragPos.x - pos.x) < 4 && abs(m_startDragPos.y - pos.y) < 4)
5817                 return;
5818         }
5819
5820         m_isDragging = true;
5821         if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
5822         {
5823             // Hide the edit control, so it
5824             // won't interfere with drag-shrinking.
5825             if ( IsCellEditControlShown() )
5826             {
5827                 HideCellEditControl();
5828                 SaveEditControlValue();
5829             }
5830
5831             // Have we captured the mouse yet?
5832             if (! m_winCapture)
5833             {
5834                 m_winCapture = m_gridWin;
5835                 m_winCapture->CaptureMouse();
5836             }
5837
5838             if ( coords != wxGridNoCellCoords )
5839             {
5840                 if ( event.CmdDown() )
5841                 {
5842                     if ( m_selectingKeyboard == wxGridNoCellCoords)
5843                         m_selectingKeyboard = coords;
5844                     HighlightBlock( m_selectingKeyboard, coords );
5845                 }
5846                 else if ( CanDragCell() )
5847                 {
5848                     if ( isFirstDrag )
5849                     {
5850                         if ( m_selectingKeyboard == wxGridNoCellCoords)
5851                             m_selectingKeyboard = coords;
5852
5853                         SendEvent( wxEVT_GRID_CELL_BEGIN_DRAG,
5854                                    coords.GetRow(),
5855                                    coords.GetCol(),
5856                                    event );
5857                     }
5858                 }
5859                 else
5860                 {
5861                     if ( !IsSelection() )
5862                     {
5863                         HighlightBlock( coords, coords );
5864                     }
5865                     else
5866                     {
5867                         HighlightBlock( m_currentCellCoords, coords );
5868                     }
5869                 }
5870
5871                 if (! IsVisible(coords))
5872                 {
5873                     MakeCellVisible(coords);
5874                     // TODO: need to introduce a delay or something here.  The
5875                     // scrolling is way to fast, at least on MSW - also on GTK.
5876                 }
5877             }
5878         }
5879         else if ( m_cursorMode == WXGRID_CURSOR_RESIZE_ROW )
5880         {
5881             int cw, ch, left, dummy;
5882             m_gridWin->GetClientSize( &cw, &ch );
5883             CalcUnscrolledPosition( 0, 0, &left, &dummy );
5884
5885             wxClientDC dc( m_gridWin );
5886             PrepareDC( dc );
5887             y = wxMax( y, GetRowTop(m_dragRowOrCol) +
5888                           GetRowMinimalHeight(m_dragRowOrCol) );
5889             dc.SetLogicalFunction(wxINVERT);
5890             if ( m_dragLastPos >= 0 )
5891             {
5892                 dc.DrawLine( left, m_dragLastPos, left+cw, m_dragLastPos );
5893             }
5894             dc.DrawLine( left, y, left+cw, y );
5895             m_dragLastPos = y;
5896         }
5897         else if ( m_cursorMode == WXGRID_CURSOR_RESIZE_COL )
5898         {
5899             int cw, ch, dummy, top;
5900             m_gridWin->GetClientSize( &cw, &ch );
5901             CalcUnscrolledPosition( 0, 0, &dummy, &top );
5902
5903             wxClientDC dc( m_gridWin );
5904             PrepareDC( dc );
5905             x = wxMax( x, GetColLeft(m_dragRowOrCol) +
5906                           GetColMinimalWidth(m_dragRowOrCol) );
5907             dc.SetLogicalFunction(wxINVERT);
5908             if ( m_dragLastPos >= 0 )
5909             {
5910                 dc.DrawLine( m_dragLastPos, top, m_dragLastPos, top + ch );
5911             }
5912             dc.DrawLine( x, top, x, top + ch );
5913             m_dragLastPos = x;
5914         }
5915
5916         return;
5917     }
5918
5919     m_isDragging = false;
5920     m_startDragPos = wxDefaultPosition;
5921
5922     // VZ: if we do this, the mode is reset to WXGRID_CURSOR_SELECT_CELL
5923     //     immediately after it becomes WXGRID_CURSOR_RESIZE_ROW/COL under
5924     //     wxGTK
5925 #if 0
5926     if ( event.Entering() || event.Leaving() )
5927     {
5928         ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
5929         m_gridWin->SetCursor( *wxSTANDARD_CURSOR );
5930     }
5931     else
5932 #endif // 0
5933
5934     // ------------ Left button pressed
5935     //
5936     if ( event.LeftDown() && coords != wxGridNoCellCoords )
5937     {
5938         if ( !SendEvent( wxEVT_GRID_CELL_LEFT_CLICK,
5939                        coords.GetRow(),
5940                        coords.GetCol(),
5941                        event ) )
5942         {
5943             if ( !event.CmdDown() )
5944                 ClearSelection();
5945             if ( event.ShiftDown() )
5946             {
5947                 if ( m_selection )
5948                 {
5949                     m_selection->SelectBlock( m_currentCellCoords.GetRow(),
5950                                               m_currentCellCoords.GetCol(),
5951                                               coords.GetRow(),
5952                                               coords.GetCol(),
5953                                               event.ControlDown(),
5954                                               event.ShiftDown(),
5955                                               event.AltDown(),
5956                                               event.MetaDown() );
5957                 }
5958             }
5959             else if ( XToEdgeOfCol(x) < 0 &&
5960                       YToEdgeOfRow(y) < 0 )
5961             {
5962                 DisableCellEditControl();
5963                 MakeCellVisible( coords );
5964
5965                 if ( event.CmdDown() )
5966                 {
5967                     if ( m_selection )
5968                     {
5969                         m_selection->ToggleCellSelection( coords.GetRow(),
5970                                                           coords.GetCol(),
5971                                                           event.ControlDown(),
5972                                                           event.ShiftDown(),
5973                                                           event.AltDown(),
5974                                                           event.MetaDown() );
5975                     }
5976                     m_selectingTopLeft = wxGridNoCellCoords;
5977                     m_selectingBottomRight = wxGridNoCellCoords;
5978                     m_selectingKeyboard = coords;
5979                 }
5980                 else
5981                 {
5982                     m_waitForSlowClick = m_currentCellCoords == coords && coords != wxGridNoCellCoords;
5983                     SetCurrentCell( coords );
5984                     if ( m_selection )
5985                     {
5986                         if ( m_selection->GetSelectionMode() !=
5987                                 wxGrid::wxGridSelectCells )
5988                         {
5989                             HighlightBlock( coords, coords );
5990                         }
5991                     }
5992                 }
5993             }
5994         }
5995     }
5996
5997     // ------------ Left double click
5998     //
5999     else if ( event.LeftDClick() && coords != wxGridNoCellCoords )
6000     {
6001         DisableCellEditControl();
6002
6003         if ( XToEdgeOfCol(x) < 0 && YToEdgeOfRow(y) < 0 )
6004         {
6005             if ( !SendEvent( wxEVT_GRID_CELL_LEFT_DCLICK,
6006                              coords.GetRow(),
6007                              coords.GetCol(),
6008                              event ) )
6009             {
6010                 // we want double click to select a cell and start editing
6011                 // (i.e. to behave in same way as sequence of two slow clicks):
6012                 m_waitForSlowClick = true;
6013             }
6014         }
6015     }
6016
6017     // ------------ Left button released
6018     //
6019     else if ( event.LeftUp() )
6020     {
6021         if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
6022         {
6023             if (m_winCapture)
6024             {
6025                 if (m_winCapture->HasCapture())
6026                     m_winCapture->ReleaseMouse();
6027                 m_winCapture = NULL;
6028             }
6029
6030             if ( coords == m_currentCellCoords && m_waitForSlowClick && CanEnableCellControl() )
6031             {
6032                 ClearSelection();
6033                 EnableCellEditControl();
6034
6035                 wxGridCellAttr *attr = GetCellAttr(coords);
6036                 wxGridCellEditor *editor = attr->GetEditor(this, coords.GetRow(), coords.GetCol());
6037                 editor->StartingClick();
6038                 editor->DecRef();
6039                 attr->DecRef();
6040
6041                 m_waitForSlowClick = false;
6042             }
6043             else if ( m_selectingTopLeft != wxGridNoCellCoords &&
6044                  m_selectingBottomRight != wxGridNoCellCoords )
6045             {
6046                 if ( m_selection )
6047                 {
6048                     m_selection->SelectBlock( m_selectingTopLeft.GetRow(),
6049                                               m_selectingTopLeft.GetCol(),
6050                                               m_selectingBottomRight.GetRow(),
6051                                               m_selectingBottomRight.GetCol(),
6052                                               event.ControlDown(),
6053                                               event.ShiftDown(),
6054                                               event.AltDown(),
6055                                               event.MetaDown() );
6056                 }
6057
6058                 m_selectingTopLeft = wxGridNoCellCoords;
6059                 m_selectingBottomRight = wxGridNoCellCoords;
6060
6061                 // Show the edit control, if it has been hidden for
6062                 // drag-shrinking.
6063                 ShowCellEditControl();
6064             }
6065         }
6066         else if ( m_cursorMode == WXGRID_CURSOR_RESIZE_ROW )
6067         {
6068             ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
6069             DoEndDragResizeRow();
6070
6071             // Note: we are ending the event *after* doing
6072             // default processing in this case
6073             //
6074             SendEvent( wxEVT_GRID_ROW_SIZE, m_dragRowOrCol, -1, event );
6075         }
6076         else if ( m_cursorMode == WXGRID_CURSOR_RESIZE_COL )
6077         {
6078             ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
6079             DoEndDragResizeCol();
6080
6081             // Note: we are ending the event *after* doing
6082             // default processing in this case
6083             //
6084             SendEvent( wxEVT_GRID_COL_SIZE, -1, m_dragRowOrCol, event );
6085         }
6086
6087         m_dragLastPos = -1;
6088     }
6089
6090     // ------------ Right button down
6091     //
6092     else if ( event.RightDown() && coords != wxGridNoCellCoords )
6093     {
6094         DisableCellEditControl();
6095         if ( !SendEvent( wxEVT_GRID_CELL_RIGHT_CLICK,
6096                          coords.GetRow(),
6097                          coords.GetCol(),
6098                          event ) )
6099         {
6100             // no default action at the moment
6101         }
6102     }
6103
6104     // ------------ Right double click
6105     //
6106     else if ( event.RightDClick() && coords != wxGridNoCellCoords )
6107     {
6108         DisableCellEditControl();
6109         if ( !SendEvent( wxEVT_GRID_CELL_RIGHT_DCLICK,
6110                          coords.GetRow(),
6111                          coords.GetCol(),
6112                          event ) )
6113         {
6114             // no default action at the moment
6115         }
6116     }
6117
6118     // ------------ Moving and no button action
6119     //
6120     else if ( event.Moving() && !event.IsButton() )
6121     {
6122         if ( coords.GetRow() < 0 || coords.GetCol() < 0 )
6123         {
6124             // out of grid cell area
6125             ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
6126             return;
6127         }
6128
6129         int dragRow = YToEdgeOfRow( y );
6130         int dragCol = XToEdgeOfCol( x );
6131
6132         // Dragging on the corner of a cell to resize in both
6133         // directions is not implemented yet...
6134         //
6135         if ( dragRow >= 0 && dragCol >= 0 )
6136         {
6137             ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
6138             return;
6139         }
6140
6141         if ( dragRow >= 0 )
6142         {
6143             m_dragRowOrCol = dragRow;
6144
6145             if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
6146             {
6147                 if ( CanDragRowSize() && CanDragGridSize() )
6148                     ChangeCursorMode(WXGRID_CURSOR_RESIZE_ROW);
6149             }
6150         }
6151         else if ( dragCol >= 0 )
6152         {
6153             m_dragRowOrCol = dragCol;
6154
6155             if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
6156             {
6157                 if ( CanDragColSize() && CanDragGridSize() )
6158                     ChangeCursorMode(WXGRID_CURSOR_RESIZE_COL);
6159             }
6160         }
6161         else // Neither on a row or col edge
6162         {
6163             if ( m_cursorMode != WXGRID_CURSOR_SELECT_CELL )
6164             {
6165                 ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
6166             }
6167         }
6168     }
6169 }
6170
6171 void wxGrid::DoEndDragResizeRow()
6172 {
6173     if ( m_dragLastPos >= 0 )
6174     {
6175         // erase the last line and resize the row
6176         //
6177         int cw, ch, left, dummy;
6178         m_gridWin->GetClientSize( &cw, &ch );
6179         CalcUnscrolledPosition( 0, 0, &left, &dummy );
6180
6181         wxClientDC dc( m_gridWin );
6182         PrepareDC( dc );
6183         dc.SetLogicalFunction( wxINVERT );
6184         dc.DrawLine( left, m_dragLastPos, left + cw, m_dragLastPos );
6185         HideCellEditControl();
6186         SaveEditControlValue();
6187
6188         int rowTop = GetRowTop(m_dragRowOrCol);
6189         SetRowSize( m_dragRowOrCol,
6190                     wxMax( m_dragLastPos - rowTop, m_minAcceptableRowHeight ) );
6191
6192         if ( !GetBatchCount() )
6193         {
6194             // Only needed to get the correct rect.y:
6195             wxRect rect ( CellToRect( m_dragRowOrCol, 0 ) );
6196             rect.x = 0;
6197             CalcScrolledPosition(0, rect.y, &dummy, &rect.y);
6198             rect.width = m_rowLabelWidth;
6199             rect.height = ch - rect.y;
6200             m_rowLabelWin->Refresh( true, &rect );
6201             rect.width = cw;
6202
6203             // if there is a multicell block, paint all of it
6204             if (m_table)
6205             {
6206                 int i, cell_rows, cell_cols, subtract_rows = 0;
6207                 int leftCol = XToCol(left);
6208                 int rightCol = internalXToCol(left + cw);
6209                 if (leftCol >= 0)
6210                 {
6211                     for (i=leftCol; i<rightCol; i++)
6212                     {
6213                         GetCellSize(m_dragRowOrCol, i, &cell_rows, &cell_cols);
6214                         if (cell_rows < subtract_rows)
6215                             subtract_rows = cell_rows;
6216                     }
6217                     rect.y = GetRowTop(m_dragRowOrCol + subtract_rows);
6218                     CalcScrolledPosition(0, rect.y, &dummy, &rect.y);
6219                     rect.height = ch - rect.y;
6220                 }
6221             }
6222             m_gridWin->Refresh( false, &rect );
6223         }
6224
6225         ShowCellEditControl();
6226     }
6227 }
6228
6229
6230 void wxGrid::DoEndDragResizeCol()
6231 {
6232     if ( m_dragLastPos >= 0 )
6233     {
6234         // erase the last line and resize the col
6235         //
6236         int cw, ch, dummy, top;
6237         m_gridWin->GetClientSize( &cw, &ch );
6238         CalcUnscrolledPosition( 0, 0, &dummy, &top );
6239
6240         wxClientDC dc( m_gridWin );
6241         PrepareDC( dc );
6242         dc.SetLogicalFunction( wxINVERT );
6243         dc.DrawLine( m_dragLastPos, top, m_dragLastPos, top + ch );
6244         HideCellEditControl();
6245         SaveEditControlValue();
6246
6247         int colLeft = GetColLeft(m_dragRowOrCol);
6248         SetColSize( m_dragRowOrCol,
6249                     wxMax( m_dragLastPos - colLeft,
6250                            GetColMinimalWidth(m_dragRowOrCol) ) );
6251
6252         if ( !GetBatchCount() )
6253         {
6254             // Only needed to get the correct rect.x:
6255             wxRect rect ( CellToRect( 0, m_dragRowOrCol ) );
6256             rect.y = 0;
6257             CalcScrolledPosition(rect.x, 0, &rect.x, &dummy);
6258             rect.width = cw - rect.x;
6259             rect.height = m_colLabelHeight;
6260             m_colLabelWin->Refresh( true, &rect );
6261             rect.height = ch;
6262
6263             // if there is a multicell block, paint all of it
6264             if (m_table)
6265             {
6266                 int i, cell_rows, cell_cols, subtract_cols = 0;
6267                 int topRow = YToRow(top);
6268                 int bottomRow = internalYToRow(top + cw);
6269                 if (topRow >= 0)
6270                 {
6271                     for (i=topRow; i<bottomRow; i++)
6272                     {
6273                         GetCellSize(i, m_dragRowOrCol, &cell_rows, &cell_cols);
6274                         if (cell_cols < subtract_cols)
6275                             subtract_cols = cell_cols;
6276                     }
6277
6278                     rect.x = GetColLeft(m_dragRowOrCol + subtract_cols);
6279                     CalcScrolledPosition(rect.x, 0, &rect.x, &dummy);
6280                     rect.width = cw - rect.x;
6281                 }
6282             }
6283
6284             m_gridWin->Refresh( false, &rect );
6285         }
6286
6287         ShowCellEditControl();
6288     }
6289 }
6290
6291 void wxGrid::DoEndDragMoveCol()
6292 {
6293     //The user clicked on the column but didn't actually drag
6294     if ( m_dragLastPos < 0 )
6295     {
6296         m_colLabelWin->Refresh();   //Do this to "unpress" the column
6297         return;
6298     }
6299
6300     int newPos;
6301     if ( m_moveToCol == -1 )
6302         newPos = m_numCols - 1;
6303     else
6304     {
6305         newPos = GetColPos( m_moveToCol );
6306         if ( newPos > GetColPos( m_dragRowOrCol ) )
6307             newPos--;
6308     }
6309
6310     SetColPos( m_dragRowOrCol, newPos );
6311 }
6312
6313 void wxGrid::SetColPos( int colID, int newPos )
6314 {
6315     if ( m_colAt.IsEmpty() )
6316     {
6317         m_colAt.Alloc( m_numCols );
6318
6319         int i;
6320         for ( i = 0; i < m_numCols; i++ )
6321         {
6322             m_colAt.Add( i );
6323         }
6324     }
6325
6326     int oldPos = GetColPos( colID );
6327
6328     //Reshuffle the m_colAt array
6329     if ( newPos > oldPos )
6330     {
6331         int i;
6332         for ( i = oldPos; i < newPos; i++ )
6333         {
6334             m_colAt[i] = m_colAt[i+1];
6335         }
6336     }
6337     else
6338     {
6339         int i;
6340         for ( i = oldPos; i > newPos; i-- )
6341         {
6342             m_colAt[i] = m_colAt[i-1];
6343         }
6344     }
6345
6346     m_colAt[newPos] = colID;
6347
6348     //Recalculate the column rights
6349     if ( !m_colWidths.IsEmpty() )
6350     {
6351         int colRight = 0;
6352         int colPos;
6353         for ( colPos = 0; colPos < m_numCols; colPos++ )
6354         {
6355             int colID = GetColAt( colPos );
6356
6357             colRight += m_colWidths[colID];
6358             m_colRights[colID] = colRight;
6359         }
6360     }
6361
6362     m_colLabelWin->Refresh();
6363     m_gridWin->Refresh();
6364 }
6365
6366
6367
6368 void wxGrid::EnableDragColMove( bool enable )
6369 {
6370     if ( m_canDragColMove == enable )
6371         return;
6372
6373     m_canDragColMove = enable;
6374
6375     if ( !m_canDragColMove )
6376     {
6377         m_colAt.Clear();
6378
6379         //Recalculate the column rights
6380         if ( !m_colWidths.IsEmpty() )
6381         {
6382             int colRight = 0;
6383             int colPos;
6384             for ( colPos = 0; colPos < m_numCols; colPos++ )
6385             {
6386                 colRight += m_colWidths[colPos];
6387                 m_colRights[colPos] = colRight;
6388             }
6389         }
6390
6391         m_colLabelWin->Refresh();
6392         m_gridWin->Refresh();
6393     }
6394 }
6395
6396
6397 //
6398 // ------ interaction with data model
6399 //
6400 bool wxGrid::ProcessTableMessage( wxGridTableMessage& msg )
6401 {
6402     switch ( msg.GetId() )
6403     {
6404         case wxGRIDTABLE_REQUEST_VIEW_GET_VALUES:
6405             return GetModelValues();
6406
6407         case wxGRIDTABLE_REQUEST_VIEW_SEND_VALUES:
6408             return SetModelValues();
6409
6410         case wxGRIDTABLE_NOTIFY_ROWS_INSERTED:
6411         case wxGRIDTABLE_NOTIFY_ROWS_APPENDED:
6412         case wxGRIDTABLE_NOTIFY_ROWS_DELETED:
6413         case wxGRIDTABLE_NOTIFY_COLS_INSERTED:
6414         case wxGRIDTABLE_NOTIFY_COLS_APPENDED:
6415         case wxGRIDTABLE_NOTIFY_COLS_DELETED:
6416             return Redimension( msg );
6417
6418         default:
6419             return false;
6420     }
6421 }
6422
6423 // The behaviour of this function depends on the grid table class
6424 // Clear() function. For the default wxGridStringTable class the
6425 // behavious is to replace all cell contents with wxEmptyString but
6426 // not to change the number of rows or cols.
6427 //
6428 void wxGrid::ClearGrid()
6429 {
6430     if ( m_table )
6431     {
6432         if (IsCellEditControlEnabled())
6433             DisableCellEditControl();
6434
6435         m_table->Clear();
6436         if (!GetBatchCount())
6437             m_gridWin->Refresh();
6438     }
6439 }
6440
6441 bool wxGrid::InsertRows( int pos, int numRows, bool WXUNUSED(updateLabels) )
6442 {
6443     // TODO: something with updateLabels flag
6444
6445     if ( !m_created )
6446     {
6447         wxFAIL_MSG( wxT("Called wxGrid::InsertRows() before calling CreateGrid()") );
6448         return false;
6449     }
6450
6451     if ( m_table )
6452     {
6453         if (IsCellEditControlEnabled())
6454             DisableCellEditControl();
6455
6456         bool done = m_table->InsertRows( pos, numRows );
6457         return done;
6458
6459         // the table will have sent the results of the insert row
6460         // operation to this view object as a grid table message
6461     }
6462
6463     return false;
6464 }
6465
6466 bool wxGrid::AppendRows( int numRows, bool WXUNUSED(updateLabels) )
6467 {
6468     // TODO: something with updateLabels flag
6469
6470     if ( !m_created )
6471     {
6472         wxFAIL_MSG( wxT("Called wxGrid::AppendRows() before calling CreateGrid()") );
6473         return false;
6474     }
6475
6476     if ( m_table )
6477     {
6478         bool done = m_table && m_table->AppendRows( numRows );
6479         return done;
6480
6481         // the table will have sent the results of the append row
6482         // operation to this view object as a grid table message
6483     }
6484
6485     return false;
6486 }
6487
6488 bool wxGrid::DeleteRows( int pos, int numRows, bool WXUNUSED(updateLabels) )
6489 {
6490     // TODO: something with updateLabels flag
6491
6492     if ( !m_created )
6493     {
6494         wxFAIL_MSG( wxT("Called wxGrid::DeleteRows() before calling CreateGrid()") );
6495         return false;
6496     }
6497
6498     if ( m_table )
6499     {
6500         if (IsCellEditControlEnabled())
6501             DisableCellEditControl();
6502
6503         bool done = m_table->DeleteRows( pos, numRows );
6504         return done;
6505         // the table will have sent the results of the delete row
6506         // operation to this view object as a grid table message
6507     }
6508
6509     return false;
6510 }
6511
6512 bool wxGrid::InsertCols( int pos, int numCols, bool WXUNUSED(updateLabels) )
6513 {
6514     // TODO: something with updateLabels flag
6515
6516     if ( !m_created )
6517     {
6518         wxFAIL_MSG( wxT("Called wxGrid::InsertCols() before calling CreateGrid()") );
6519         return false;
6520     }
6521
6522     if ( m_table )
6523     {
6524         if (IsCellEditControlEnabled())
6525             DisableCellEditControl();
6526
6527         bool done = m_table->InsertCols( pos, numCols );
6528         return done;
6529         // the table will have sent the results of the insert col
6530         // operation to this view object as a grid table message
6531     }
6532
6533     return false;
6534 }
6535
6536 bool wxGrid::AppendCols( int numCols, bool WXUNUSED(updateLabels) )
6537 {
6538     // TODO: something with updateLabels flag
6539
6540     if ( !m_created )
6541     {
6542         wxFAIL_MSG( wxT("Called wxGrid::AppendCols() before calling CreateGrid()") );
6543         return false;
6544     }
6545
6546     if ( m_table )
6547     {
6548         bool done = m_table->AppendCols( numCols );
6549         return done;
6550         // the table will have sent the results of the append col
6551         // operation to this view object as a grid table message
6552     }
6553
6554     return false;
6555 }
6556
6557 bool wxGrid::DeleteCols( int pos, int numCols, bool WXUNUSED(updateLabels) )
6558 {
6559     // TODO: something with updateLabels flag
6560
6561     if ( !m_created )
6562     {
6563         wxFAIL_MSG( wxT("Called wxGrid::DeleteCols() before calling CreateGrid()") );
6564         return false;
6565     }
6566
6567     if ( m_table )
6568     {
6569         if (IsCellEditControlEnabled())
6570             DisableCellEditControl();
6571
6572         bool done = m_table->DeleteCols( pos, numCols );
6573         return done;
6574         // the table will have sent the results of the delete col
6575         // operation to this view object as a grid table message
6576     }
6577
6578     return false;
6579 }
6580
6581 //
6582 // ----- event handlers
6583 //
6584
6585 // Generate a grid event based on a mouse event and
6586 // return the result of ProcessEvent()
6587 //
6588 int wxGrid::SendEvent( const wxEventType type,
6589                         int row, int col,
6590                         wxMouseEvent& mouseEv )
6591 {
6592    bool claimed, vetoed;
6593
6594    if ( type == wxEVT_GRID_ROW_SIZE || type == wxEVT_GRID_COL_SIZE )
6595    {
6596        int rowOrCol = (row == -1 ? col : row);
6597
6598        wxGridSizeEvent gridEvt( GetId(),
6599                type,
6600                this,
6601                rowOrCol,
6602                mouseEv.GetX() + GetRowLabelSize(),
6603                mouseEv.GetY() + GetColLabelSize(),
6604                mouseEv.ControlDown(),
6605                mouseEv.ShiftDown(),
6606                mouseEv.AltDown(),
6607                mouseEv.MetaDown() );
6608
6609        claimed = GetEventHandler()->ProcessEvent(gridEvt);
6610        vetoed = !gridEvt.IsAllowed();
6611    }
6612    else if ( type == wxEVT_GRID_RANGE_SELECT )
6613    {
6614        // Right now, it should _never_ end up here!
6615        wxGridRangeSelectEvent gridEvt( GetId(),
6616                type,
6617                this,
6618                m_selectingTopLeft,
6619                m_selectingBottomRight,
6620                true,
6621                mouseEv.ControlDown(),
6622                mouseEv.ShiftDown(),
6623                mouseEv.AltDown(),
6624                mouseEv.MetaDown() );
6625
6626        claimed = GetEventHandler()->ProcessEvent(gridEvt);
6627        vetoed = !gridEvt.IsAllowed();
6628    }
6629    else if ( type == wxEVT_GRID_LABEL_LEFT_CLICK ||
6630              type == wxEVT_GRID_LABEL_LEFT_DCLICK ||
6631              type == wxEVT_GRID_LABEL_RIGHT_CLICK ||
6632              type == wxEVT_GRID_LABEL_RIGHT_DCLICK )
6633    {
6634        wxPoint pos = mouseEv.GetPosition();
6635
6636        if ( mouseEv.GetEventObject() == GetGridRowLabelWindow() )
6637            pos.y += GetColLabelSize();
6638        if ( mouseEv.GetEventObject() == GetGridColLabelWindow() )
6639            pos.x += GetRowLabelSize();
6640
6641        wxGridEvent gridEvt( GetId(),
6642                type,
6643                this,
6644                row, col,
6645                pos.x,
6646                pos.y,
6647                false,
6648                mouseEv.ControlDown(),
6649                mouseEv.ShiftDown(),
6650                mouseEv.AltDown(),
6651                mouseEv.MetaDown() );
6652        claimed = GetEventHandler()->ProcessEvent(gridEvt);
6653        vetoed = !gridEvt.IsAllowed();
6654    }
6655    else
6656    {
6657        wxGridEvent gridEvt( GetId(),
6658                type,
6659                this,
6660                row, col,
6661                mouseEv.GetX() + GetRowLabelSize(),
6662                mouseEv.GetY() + GetColLabelSize(),
6663                false,
6664                mouseEv.ControlDown(),
6665                mouseEv.ShiftDown(),
6666                mouseEv.AltDown(),
6667                mouseEv.MetaDown() );
6668        claimed = GetEventHandler()->ProcessEvent(gridEvt);
6669        vetoed = !gridEvt.IsAllowed();
6670    }
6671
6672    // A Veto'd event may not be `claimed' so test this first
6673    if (vetoed)
6674        return -1;
6675
6676    return claimed ? 1 : 0;
6677 }
6678
6679 // Generate a grid event of specified type and return the result
6680 // of ProcessEvent().
6681 //
6682 int wxGrid::SendEvent( const wxEventType type,
6683                         int row, int col )
6684 {
6685    bool claimed, vetoed;
6686
6687     if ( type == wxEVT_GRID_ROW_SIZE || type == wxEVT_GRID_COL_SIZE )
6688     {
6689         int rowOrCol = (row == -1 ? col : row);
6690
6691         wxGridSizeEvent gridEvt( GetId(), type, this, rowOrCol );
6692
6693         claimed = GetEventHandler()->ProcessEvent(gridEvt);
6694         vetoed  = !gridEvt.IsAllowed();
6695     }
6696     else
6697     {
6698         wxGridEvent gridEvt( GetId(), type, this, row, col );
6699
6700         claimed = GetEventHandler()->ProcessEvent(gridEvt);
6701         vetoed  = !gridEvt.IsAllowed();
6702      }
6703
6704     // A Veto'd event may not be `claimed' so test this first
6705     if (vetoed)
6706         return -1;
6707
6708     return claimed ? 1 : 0;
6709 }
6710
6711 void wxGrid::OnPaint( wxPaintEvent& WXUNUSED(event) )
6712 {
6713     // needed to prevent zillions of paint events on MSW
6714     wxPaintDC dc(this);
6715 }
6716
6717 void wxGrid::Refresh(bool eraseb, const wxRect* rect)
6718 {
6719     // Don't do anything if between Begin/EndBatch...
6720     // EndBatch() will do all this on the last nested one anyway.
6721     if (! GetBatchCount())
6722     {
6723         // Refresh to get correct scrolled position:
6724         wxScrolledWindow::Refresh(eraseb, rect);
6725
6726         if (rect)
6727         {
6728             int rect_x, rect_y, rectWidth, rectHeight;
6729             int width_label, width_cell, height_label, height_cell;
6730             int x, y;
6731
6732             // Copy rectangle can get scroll offsets..
6733             rect_x = rect->GetX();
6734             rect_y = rect->GetY();
6735             rectWidth = rect->GetWidth();
6736             rectHeight = rect->GetHeight();
6737
6738             width_label = m_rowLabelWidth - rect_x;
6739             if (width_label > rectWidth)
6740                 width_label = rectWidth;
6741
6742             height_label = m_colLabelHeight - rect_y;
6743             if (height_label > rectHeight)
6744                 height_label = rectHeight;
6745
6746             if (rect_x > m_rowLabelWidth)
6747             {
6748                 x = rect_x - m_rowLabelWidth;
6749                 width_cell = rectWidth;
6750             }
6751             else
6752             {
6753                 x = 0;
6754                 width_cell = rectWidth - (m_rowLabelWidth - rect_x);
6755             }
6756
6757             if (rect_y > m_colLabelHeight)
6758             {
6759                 y = rect_y - m_colLabelHeight;
6760                 height_cell = rectHeight;
6761             }
6762             else
6763             {
6764                 y = 0;
6765                 height_cell = rectHeight - (m_colLabelHeight - rect_y);
6766             }
6767
6768             // Paint corner label part intersecting rect.
6769             if ( width_label > 0 && height_label > 0 )
6770             {
6771                 wxRect anotherrect(rect_x, rect_y, width_label, height_label);
6772                 m_cornerLabelWin->Refresh(eraseb, &anotherrect);
6773             }
6774
6775             // Paint col labels part intersecting rect.
6776             if ( width_cell > 0 && height_label > 0 )
6777             {
6778                 wxRect anotherrect(x, rect_y, width_cell, height_label);
6779                 m_colLabelWin->Refresh(eraseb, &anotherrect);
6780             }
6781
6782             // Paint row labels part intersecting rect.
6783             if ( width_label > 0 && height_cell > 0 )
6784             {
6785                 wxRect anotherrect(rect_x, y, width_label, height_cell);
6786                 m_rowLabelWin->Refresh(eraseb, &anotherrect);
6787             }
6788
6789             // Paint cell area part intersecting rect.
6790             if ( width_cell > 0 && height_cell > 0 )
6791             {
6792                 wxRect anotherrect(x, y, width_cell, height_cell);
6793                 m_gridWin->Refresh(eraseb, &anotherrect);
6794             }
6795         }
6796         else
6797         {
6798             m_cornerLabelWin->Refresh(eraseb, NULL);
6799             m_colLabelWin->Refresh(eraseb, NULL);
6800             m_rowLabelWin->Refresh(eraseb, NULL);
6801             m_gridWin->Refresh(eraseb, NULL);
6802         }
6803     }
6804 }
6805
6806 void wxGrid::OnSize( wxSizeEvent& event )
6807 {
6808     // position the child windows
6809     CalcWindowSizes();
6810
6811     // don't call CalcDimensions() from here, the base class handles the size
6812     // changes itself
6813     event.Skip();
6814 }
6815
6816 void wxGrid::OnKeyDown( wxKeyEvent& event )
6817 {
6818     if ( m_inOnKeyDown )
6819     {
6820         // shouldn't be here - we are going round in circles...
6821         //
6822         wxFAIL_MSG( wxT("wxGrid::OnKeyDown called while already active") );
6823     }
6824
6825     m_inOnKeyDown = true;
6826
6827     // propagate the event up and see if it gets processed
6828     wxWindow *parent = GetParent();
6829     wxKeyEvent keyEvt( event );
6830     keyEvt.SetEventObject( parent );
6831
6832     if ( !parent->GetEventHandler()->ProcessEvent( keyEvt ) )
6833     {
6834         if (GetLayoutDirection() == wxLayout_RightToLeft)
6835         {
6836             if (event.GetKeyCode() == WXK_RIGHT)
6837                 event.m_keyCode = WXK_LEFT;
6838             else if (event.GetKeyCode() == WXK_LEFT)
6839                 event.m_keyCode = WXK_RIGHT;
6840         }
6841
6842         // try local handlers
6843         switch ( event.GetKeyCode() )
6844         {
6845             case WXK_UP:
6846                 if ( event.ControlDown() )
6847                     MoveCursorUpBlock( event.ShiftDown() );
6848                 else
6849                     MoveCursorUp( event.ShiftDown() );
6850                 break;
6851
6852             case WXK_DOWN:
6853                 if ( event.ControlDown() )
6854                     MoveCursorDownBlock( event.ShiftDown() );
6855                 else
6856                     MoveCursorDown( event.ShiftDown() );
6857                 break;
6858
6859             case WXK_LEFT:
6860                 if ( event.ControlDown() )
6861                     MoveCursorLeftBlock( event.ShiftDown() );
6862                 else
6863                     MoveCursorLeft( event.ShiftDown() );
6864                 break;
6865
6866             case WXK_RIGHT:
6867                 if ( event.ControlDown() )
6868                     MoveCursorRightBlock( event.ShiftDown() );
6869                 else
6870                     MoveCursorRight( event.ShiftDown() );
6871                 break;
6872
6873             case WXK_RETURN:
6874             case WXK_NUMPAD_ENTER:
6875                 if ( event.ControlDown() )
6876                 {
6877                     event.Skip();  // to let the edit control have the return
6878                 }
6879                 else
6880                 {
6881                     if ( GetGridCursorRow() < GetNumberRows()-1 )
6882                     {
6883                         MoveCursorDown( event.ShiftDown() );
6884                     }
6885                     else
6886                     {
6887                         // at the bottom of a column
6888                         DisableCellEditControl();
6889                     }
6890                 }
6891                 break;
6892
6893             case WXK_ESCAPE:
6894                 ClearSelection();
6895                 break;
6896
6897             case WXK_TAB:
6898                 if (event.ShiftDown())
6899                 {
6900                     if ( GetGridCursorCol() > 0 )
6901                     {
6902                         MoveCursorLeft( false );
6903                     }
6904                     else
6905                     {
6906                         // at left of grid
6907                         DisableCellEditControl();
6908                     }
6909                 }
6910                 else
6911                 {
6912                     if ( GetGridCursorCol() < GetNumberCols() - 1 )
6913                     {
6914                         MoveCursorRight( false );
6915                     }
6916                     else
6917                     {
6918                         // at right of grid
6919                         DisableCellEditControl();
6920                     }
6921                 }
6922                 break;
6923
6924             case WXK_HOME:
6925                 if ( event.ControlDown() )
6926                 {
6927                     MakeCellVisible( 0, 0 );
6928                     SetCurrentCell( 0, 0 );
6929                 }
6930                 else
6931                 {
6932                     event.Skip();
6933                 }
6934                 break;
6935
6936             case WXK_END:
6937                 if ( event.ControlDown() )
6938                 {
6939                     MakeCellVisible( m_numRows - 1, m_numCols - 1 );
6940                     SetCurrentCell( m_numRows - 1, m_numCols - 1 );
6941                 }
6942                 else
6943                 {
6944                     event.Skip();
6945                 }
6946                 break;
6947
6948             case WXK_PAGEUP:
6949                 MovePageUp();
6950                 break;
6951
6952             case WXK_PAGEDOWN:
6953                 MovePageDown();
6954                 break;
6955
6956             case WXK_SPACE:
6957                 if ( event.ControlDown() )
6958                 {
6959                     if ( m_selection )
6960                     {
6961                         m_selection->ToggleCellSelection(
6962                             m_currentCellCoords.GetRow(),
6963                             m_currentCellCoords.GetCol(),
6964                             event.ControlDown(),
6965                             event.ShiftDown(),
6966                             event.AltDown(),
6967                             event.MetaDown() );
6968                     }
6969                     break;
6970                 }
6971
6972                 if ( !IsEditable() )
6973                     MoveCursorRight( false );
6974                 else
6975                     event.Skip();
6976                 break;
6977
6978             default:
6979                 event.Skip();
6980                 break;
6981         }
6982     }
6983
6984     m_inOnKeyDown = false;
6985 }
6986
6987 void wxGrid::OnKeyUp( wxKeyEvent& event )
6988 {
6989     // try local handlers
6990     //
6991     if ( event.GetKeyCode() == WXK_SHIFT )
6992     {
6993         if ( m_selectingTopLeft != wxGridNoCellCoords &&
6994              m_selectingBottomRight != wxGridNoCellCoords )
6995         {
6996             if ( m_selection )
6997             {
6998                 m_selection->SelectBlock(
6999                     m_selectingTopLeft.GetRow(),
7000                     m_selectingTopLeft.GetCol(),
7001                     m_selectingBottomRight.GetRow(),
7002                     m_selectingBottomRight.GetCol(),
7003                     event.ControlDown(),
7004                     true,
7005                     event.AltDown(),
7006                     event.MetaDown() );
7007             }
7008         }
7009
7010         m_selectingTopLeft = wxGridNoCellCoords;
7011         m_selectingBottomRight = wxGridNoCellCoords;
7012         m_selectingKeyboard = wxGridNoCellCoords;
7013     }
7014 }
7015
7016 void wxGrid::OnChar( wxKeyEvent& event )
7017 {
7018     // is it possible to edit the current cell at all?
7019     if ( !IsCellEditControlEnabled() && CanEnableCellControl() )
7020     {
7021         // yes, now check whether the cells editor accepts the key
7022         int row = m_currentCellCoords.GetRow();
7023         int col = m_currentCellCoords.GetCol();
7024         wxGridCellAttr *attr = GetCellAttr(row, col);
7025         wxGridCellEditor *editor = attr->GetEditor(this, row, col);
7026
7027         // <F2> is special and will always start editing, for
7028         // other keys - ask the editor itself
7029         if ( (event.GetKeyCode() == WXK_F2 && !event.HasModifiers())
7030              || editor->IsAcceptedKey(event) )
7031         {
7032             // ensure cell is visble
7033             MakeCellVisible(row, col);
7034             EnableCellEditControl();
7035
7036             // a problem can arise if the cell is not completely
7037             // visible (even after calling MakeCellVisible the
7038             // control is not created and calling StartingKey will
7039             // crash the app
7040             if ( event.GetKeyCode() != WXK_F2 && editor->IsCreated() && m_cellEditCtrlEnabled )
7041                 editor->StartingKey(event);
7042         }
7043         else
7044         {
7045             event.Skip();
7046         }
7047
7048         editor->DecRef();
7049         attr->DecRef();
7050     }
7051     else
7052     {
7053         event.Skip();
7054     }
7055 }
7056
7057 void wxGrid::OnEraseBackground(wxEraseEvent&)
7058 {
7059 }
7060
7061 void wxGrid::SetCurrentCell( const wxGridCellCoords& coords )
7062 {
7063     if ( SendEvent( wxEVT_GRID_SELECT_CELL, coords.GetRow(), coords.GetCol() ) )
7064     {
7065         // the event has been intercepted - do nothing
7066         return;
7067     }
7068
7069     wxClientDC dc( m_gridWin );
7070     PrepareDC( dc );
7071
7072     if ( m_currentCellCoords != wxGridNoCellCoords )
7073     {
7074         DisableCellEditControl();
7075
7076         if ( IsVisible( m_currentCellCoords, false ) )
7077         {
7078             wxRect r;
7079             r = BlockToDeviceRect( m_currentCellCoords, m_currentCellCoords );
7080             if ( !m_gridLinesEnabled )
7081             {
7082                 r.x--;
7083                 r.y--;
7084                 r.width++;
7085                 r.height++;
7086             }
7087
7088             wxGridCellCoordsArray cells = CalcCellsExposed( r );
7089
7090             // Otherwise refresh redraws the highlight!
7091             m_currentCellCoords = coords;
7092
7093             DrawGridCellArea( dc, cells );
7094             DrawAllGridLines( dc, r );
7095         }
7096     }
7097
7098     m_currentCellCoords = coords;
7099
7100     wxGridCellAttr *attr = GetCellAttr( coords );
7101     DrawCellHighlight( dc, attr );
7102     attr->DecRef();
7103 }
7104
7105 void wxGrid::HighlightBlock( int topRow, int leftCol, int bottomRow, int rightCol )
7106 {
7107     int temp;
7108     wxGridCellCoords updateTopLeft, updateBottomRight;
7109
7110     if ( m_selection )
7111     {
7112         if ( m_selection->GetSelectionMode() == wxGrid::wxGridSelectRows )
7113         {
7114             leftCol = 0;
7115             rightCol = GetNumberCols() - 1;
7116         }
7117         else if ( m_selection->GetSelectionMode() == wxGrid::wxGridSelectColumns )
7118         {
7119             topRow = 0;
7120             bottomRow = GetNumberRows() - 1;
7121         }
7122     }
7123
7124     if ( topRow > bottomRow )
7125     {
7126         temp = topRow;
7127         topRow = bottomRow;
7128         bottomRow = temp;
7129     }
7130
7131     if ( leftCol > rightCol )
7132     {
7133         temp = leftCol;
7134         leftCol = rightCol;
7135         rightCol = temp;
7136     }
7137
7138     updateTopLeft = wxGridCellCoords( topRow, leftCol );
7139     updateBottomRight = wxGridCellCoords( bottomRow, rightCol );
7140
7141     // First the case that we selected a completely new area
7142     if ( m_selectingTopLeft == wxGridNoCellCoords ||
7143          m_selectingBottomRight == wxGridNoCellCoords )
7144     {
7145         wxRect rect;
7146         rect = BlockToDeviceRect( wxGridCellCoords ( topRow, leftCol ),
7147                                   wxGridCellCoords ( bottomRow, rightCol ) );
7148         m_gridWin->Refresh( false, &rect );
7149     }
7150
7151     // Now handle changing an existing selection area.
7152     else if ( m_selectingTopLeft != updateTopLeft ||
7153               m_selectingBottomRight != updateBottomRight )
7154     {
7155         // Compute two optimal update rectangles:
7156         // Either one rectangle is a real subset of the
7157         // other, or they are (almost) disjoint!
7158         wxRect  rect[4];
7159         bool    need_refresh[4];
7160         need_refresh[0] =
7161         need_refresh[1] =
7162         need_refresh[2] =
7163         need_refresh[3] = false;
7164         int     i;
7165
7166         // Store intermediate values
7167         wxCoord oldLeft = m_selectingTopLeft.GetCol();
7168         wxCoord oldTop = m_selectingTopLeft.GetRow();
7169         wxCoord oldRight = m_selectingBottomRight.GetCol();
7170         wxCoord oldBottom = m_selectingBottomRight.GetRow();
7171
7172         // Determine the outer/inner coordinates.
7173         if (oldLeft > leftCol)
7174         {
7175             temp = oldLeft;
7176             oldLeft = leftCol;
7177             leftCol = temp;
7178         }
7179         if (oldTop > topRow )
7180         {
7181             temp = oldTop;
7182             oldTop = topRow;
7183             topRow = temp;
7184         }
7185         if (oldRight < rightCol )
7186         {
7187             temp = oldRight;
7188             oldRight = rightCol;
7189             rightCol = temp;
7190         }
7191         if (oldBottom < bottomRow)
7192         {
7193             temp = oldBottom;
7194             oldBottom = bottomRow;
7195             bottomRow = temp;
7196         }
7197
7198         // Now, either the stuff marked old is the outer
7199         // rectangle or we don't have a situation where one
7200         // is contained in the other.
7201
7202         if ( oldLeft < leftCol )
7203         {
7204             // Refresh the newly selected or deselected
7205             // area to the left of the old or new selection.
7206             need_refresh[0] = true;
7207             rect[0] = BlockToDeviceRect(
7208                 wxGridCellCoords( oldTop,  oldLeft ),
7209                 wxGridCellCoords( oldBottom, leftCol - 1 ) );
7210         }
7211
7212         if ( oldTop < topRow )
7213         {
7214             // Refresh the newly selected or deselected
7215             // area above the old or new selection.
7216             need_refresh[1] = true;
7217             rect[1] = BlockToDeviceRect(
7218                 wxGridCellCoords( oldTop, leftCol ),
7219                 wxGridCellCoords( topRow - 1, rightCol ) );
7220         }
7221
7222         if ( oldRight > rightCol )
7223         {
7224             // Refresh the newly selected or deselected
7225             // area to the right of the old or new selection.
7226             need_refresh[2] = true;
7227             rect[2] = BlockToDeviceRect(
7228                 wxGridCellCoords( oldTop, rightCol + 1 ),
7229                 wxGridCellCoords( oldBottom, oldRight ) );
7230         }
7231
7232         if ( oldBottom > bottomRow )
7233         {
7234             // Refresh the newly selected or deselected
7235             // area below the old or new selection.
7236             need_refresh[3] = true;
7237             rect[3] = BlockToDeviceRect(
7238                 wxGridCellCoords( bottomRow + 1, leftCol ),
7239                 wxGridCellCoords( oldBottom, rightCol ) );
7240         }
7241
7242         // various Refresh() calls
7243         for (i = 0; i < 4; i++ )
7244             if ( need_refresh[i] && rect[i] != wxGridNoCellRect )
7245                 m_gridWin->Refresh( false, &(rect[i]) );
7246     }
7247
7248     // change selection
7249     m_selectingTopLeft = updateTopLeft;
7250     m_selectingBottomRight = updateBottomRight;
7251 }
7252
7253 //
7254 // ------ functions to get/send data (see also public functions)
7255 //
7256
7257 bool wxGrid::GetModelValues()
7258 {
7259     // Hide the editor, so it won't hide a changed value.
7260     HideCellEditControl();
7261
7262     if ( m_table )
7263     {
7264         // all we need to do is repaint the grid
7265         //
7266         m_gridWin->Refresh();
7267         return true;
7268     }
7269
7270     return false;
7271 }
7272
7273 bool wxGrid::SetModelValues()
7274 {
7275     int row, col;
7276
7277     // Disable the editor, so it won't hide a changed value.
7278     // Do we also want to save the current value of the editor first?
7279     // I think so ...
7280     DisableCellEditControl();
7281
7282     if ( m_table )
7283     {
7284         for ( row = 0; row < m_numRows; row++ )
7285         {
7286             for ( col = 0; col < m_numCols; col++ )
7287             {
7288                 m_table->SetValue( row, col, GetCellValue(row, col) );
7289             }
7290         }
7291
7292         return true;
7293     }
7294
7295     return false;
7296 }
7297
7298 // Note - this function only draws cells that are in the list of
7299 // exposed cells (usually set from the update region by
7300 // CalcExposedCells)
7301 //
7302 void wxGrid::DrawGridCellArea( wxDC& dc, const wxGridCellCoordsArray& cells )
7303 {
7304     if ( !m_numRows || !m_numCols )
7305         return;
7306
7307     int i, numCells = cells.GetCount();
7308     int row, col, cell_rows, cell_cols;
7309     wxGridCellCoordsArray redrawCells;
7310
7311     for ( i = numCells - 1; i >= 0; i-- )
7312     {
7313         row = cells[i].GetRow();
7314         col = cells[i].GetCol();
7315         GetCellSize( row, col, &cell_rows, &cell_cols );
7316
7317         // If this cell is part of a multicell block, find owner for repaint
7318         if ( cell_rows <= 0 || cell_cols <= 0 )
7319         {
7320             wxGridCellCoords cell( row + cell_rows, col + cell_cols );
7321             bool marked = false;
7322             for ( int j = 0; j < numCells; j++ )
7323             {
7324                 if ( cell == cells[j] )
7325                 {
7326                     marked = true;
7327                     break;
7328                 }
7329             }
7330
7331             if (!marked)
7332             {
7333                 int count = redrawCells.GetCount();
7334                 for (int j = 0; j < count; j++)
7335                 {
7336                     if ( cell == redrawCells[j] )
7337                     {
7338                         marked = true;
7339                         break;
7340                     }
7341                 }
7342
7343                 if (!marked)
7344                     redrawCells.Add( cell );
7345             }
7346
7347             // don't bother drawing this cell
7348             continue;
7349         }
7350
7351         // If this cell is empty, find cell to left that might want to overflow
7352         if (m_table && m_table->IsEmptyCell(row, col))
7353         {
7354             for ( int l = 0; l < cell_rows; l++ )
7355             {
7356                 // find a cell in this row to leave already marked for repaint
7357                 int left = col;
7358                 for (int k = 0; k < int(redrawCells.GetCount()); k++)
7359                     if ((redrawCells[k].GetCol() < left) &&
7360                         (redrawCells[k].GetRow() == row))
7361                     {
7362                         left = redrawCells[k].GetCol();
7363                     }
7364
7365                 if (left == col)
7366                     left = 0; // oh well
7367
7368                 for (int j = col - 1; j >= left; j--)
7369                 {
7370                     if (!m_table->IsEmptyCell(row + l, j))
7371                     {
7372                         if (GetCellOverflow(row + l, j))
7373                         {
7374                             wxGridCellCoords cell(row + l, j);
7375                             bool marked = false;
7376
7377                             for (int k = 0; k < numCells; k++)
7378                             {
7379                                 if ( cell == cells[k] )
7380                                 {
7381                                     marked = true;
7382                                     break;
7383                                 }
7384                             }
7385
7386                             if (!marked)
7387                             {
7388                                 int count = redrawCells.GetCount();
7389                                 for (int k = 0; k < count; k++)
7390                                 {
7391                                     if ( cell == redrawCells[k] )
7392                                     {
7393                                         marked = true;
7394                                         break;
7395                                     }
7396                                 }
7397                                 if (!marked)
7398                                     redrawCells.Add( cell );
7399                             }
7400                         }
7401                         break;
7402                     }
7403                 }
7404             }
7405         }
7406
7407         DrawCell( dc, cells[i] );
7408     }
7409
7410     numCells = redrawCells.GetCount();
7411
7412     for ( i = numCells - 1; i >= 0; i-- )
7413     {
7414         DrawCell( dc, redrawCells[i] );
7415     }
7416 }
7417
7418 void wxGrid::DrawGridSpace( wxDC& dc )
7419 {
7420   int cw, ch;
7421   m_gridWin->GetClientSize( &cw, &ch );
7422
7423   int right, bottom;
7424   CalcUnscrolledPosition( cw, ch, &right, &bottom );
7425
7426   int rightCol = m_numCols > 0 ? GetColRight(GetColAt( m_numCols - 1 )) : 0;
7427   int bottomRow = m_numRows > 0 ? GetRowBottom(m_numRows - 1) : 0;
7428
7429   if ( right > rightCol || bottom > bottomRow )
7430   {
7431       int left, top;
7432       CalcUnscrolledPosition( 0, 0, &left, &top );
7433
7434       dc.SetBrush( wxBrush(GetDefaultCellBackgroundColour(), wxSOLID) );
7435       dc.SetPen( *wxTRANSPARENT_PEN );
7436
7437       if ( right > rightCol )
7438       {
7439           dc.DrawRectangle( rightCol, top, right - rightCol, ch );
7440       }
7441
7442       if ( bottom > bottomRow )
7443       {
7444           dc.DrawRectangle( left, bottomRow, cw, bottom - bottomRow );
7445       }
7446   }
7447 }
7448
7449 void wxGrid::DrawCell( wxDC& dc, const wxGridCellCoords& coords )
7450 {
7451     int row = coords.GetRow();
7452     int col = coords.GetCol();
7453
7454     if ( GetColWidth(col) <= 0 || GetRowHeight(row) <= 0 )
7455         return;
7456
7457     // we draw the cell border ourselves
7458 #if !WXGRID_DRAW_LINES
7459     if ( m_gridLinesEnabled )
7460         DrawCellBorder( dc, coords );
7461 #endif
7462
7463     wxGridCellAttr* attr = GetCellAttr(row, col);
7464
7465     bool isCurrent = coords == m_currentCellCoords;
7466
7467     wxRect rect = CellToRect( row, col );
7468
7469     // if the editor is shown, we should use it and not the renderer
7470     // Note: However, only if it is really _shown_, i.e. not hidden!
7471     if ( isCurrent && IsCellEditControlShown() )
7472     {
7473         // NB: this "#if..." is temporary and fixes a problem where the
7474         // edit control is erased by this code after being rendered.
7475         // On wxMac (QD build only), the cell editor is a wxTextCntl and is rendered
7476         // implicitly, causing this out-of order render.
7477 #if !defined(__WXMAC__) || wxMAC_USE_CORE_GRAPHICS
7478         wxGridCellEditor *editor = attr->GetEditor(this, row, col);
7479         editor->PaintBackground(rect, attr);
7480         editor->DecRef();
7481 #endif
7482     }
7483     else
7484     {
7485         // but all the rest is drawn by the cell renderer and hence may be customized
7486         wxGridCellRenderer *renderer = attr->GetRenderer(this, row, col);
7487         renderer->Draw(*this, *attr, dc, rect, row, col, IsInSelection(coords));
7488         renderer->DecRef();
7489     }
7490
7491     attr->DecRef();
7492 }
7493
7494 void wxGrid::DrawCellHighlight( wxDC& dc, const wxGridCellAttr *attr )
7495 {
7496     int row = m_currentCellCoords.GetRow();
7497     int col = m_currentCellCoords.GetCol();
7498
7499     if ( GetColWidth(col) <= 0 || GetRowHeight(row) <= 0 )
7500         return;
7501
7502     wxRect rect = CellToRect(row, col);
7503
7504     // hmmm... what could we do here to show that the cell is disabled?
7505     // for now, I just draw a thinner border than for the other ones, but
7506     // it doesn't look really good
7507
7508     int penWidth = attr->IsReadOnly() ? m_cellHighlightROPenWidth : m_cellHighlightPenWidth;
7509
7510     if (penWidth > 0)
7511     {
7512         // The center of the drawn line is where the position/width/height of
7513         // the rectangle is actually at (on wxMSW at least), so the
7514         // size of the rectangle is reduced to compensate for the thickness of
7515         // the line. If this is too strange on non-wxMSW platforms then
7516         // please #ifdef this appropriately.
7517         rect.x += penWidth / 2;
7518         rect.y += penWidth / 2;
7519         rect.width -= penWidth - 1;
7520         rect.height -= penWidth - 1;
7521
7522         // Now draw the rectangle
7523         // use the cellHighlightColour if the cell is inside a selection, this
7524         // will ensure the cell is always visible.
7525         dc.SetPen(wxPen(IsInSelection(row,col) ? m_selectionForeground : m_cellHighlightColour, penWidth, wxSOLID));
7526         dc.SetBrush(*wxTRANSPARENT_BRUSH);
7527         dc.DrawRectangle(rect);
7528     }
7529
7530 #if 0
7531         // VZ: my experiments with 3D borders...
7532
7533         // how to properly set colours for arbitrary bg?
7534         wxCoord x1 = rect.x,
7535                 y1 = rect.y,
7536                 x2 = rect.x + rect.width - 1,
7537                 y2 = rect.y + rect.height - 1;
7538
7539         dc.SetPen(*wxWHITE_PEN);
7540         dc.DrawLine(x1, y1, x2, y1);
7541         dc.DrawLine(x1, y1, x1, y2);
7542
7543         dc.DrawLine(x1 + 1, y2 - 1, x2 - 1, y2 - 1);
7544         dc.DrawLine(x2 - 1, y1 + 1, x2 - 1, y2);
7545
7546         dc.SetPen(*wxBLACK_PEN);
7547         dc.DrawLine(x1, y2, x2, y2);
7548         dc.DrawLine(x2, y1, x2, y2 + 1);
7549 #endif
7550 }
7551
7552 wxPen wxGrid::GetDefaultGridLinePen()
7553 {
7554     return wxPen(GetGridLineColour(), 1, wxSOLID);
7555 }
7556
7557 wxPen wxGrid::GetRowGridLinePen(int WXUNUSED(row))
7558 {
7559     return GetDefaultGridLinePen();
7560 }
7561
7562 wxPen wxGrid::GetColGridLinePen(int WXUNUSED(col))
7563 {
7564     return GetDefaultGridLinePen();
7565 }
7566
7567 void wxGrid::DrawCellBorder( wxDC& dc, const wxGridCellCoords& coords )
7568 {
7569     int row = coords.GetRow();
7570     int col = coords.GetCol();
7571     if ( GetColWidth(col) <= 0 || GetRowHeight(row) <= 0 )
7572         return;
7573
7574
7575     wxRect rect = CellToRect( row, col );
7576
7577     // right hand border
7578     dc.SetPen( GetColGridLinePen(col) );
7579     dc.DrawLine( rect.x + rect.width, rect.y,
7580                  rect.x + rect.width, rect.y + rect.height + 1 );
7581
7582     // bottom border
7583     dc.SetPen( GetRowGridLinePen(row) );
7584     dc.DrawLine( rect.x, rect.y + rect.height,
7585                  rect.x + rect.width, rect.y + rect.height);
7586 }
7587
7588 void wxGrid::DrawHighlight(wxDC& dc, const wxGridCellCoordsArray& cells)
7589 {
7590     // This if block was previously in wxGrid::OnPaint but that doesn't
7591     // seem to get called under wxGTK - MB
7592     //
7593     if ( m_currentCellCoords == wxGridNoCellCoords &&
7594          m_numRows && m_numCols )
7595     {
7596         m_currentCellCoords.Set(0, 0);
7597     }
7598
7599     if ( IsCellEditControlShown() )
7600     {
7601         // don't show highlight when the edit control is shown
7602         return;
7603     }
7604
7605     // if the active cell was repainted, repaint its highlight too because it
7606     // might have been damaged by the grid lines
7607     size_t count = cells.GetCount();
7608     for ( size_t n = 0; n < count; n++ )
7609     {
7610         if ( cells[n] == m_currentCellCoords )
7611         {
7612             wxGridCellAttr* attr = GetCellAttr(m_currentCellCoords);
7613             DrawCellHighlight(dc, attr);
7614             attr->DecRef();
7615
7616             break;
7617         }
7618     }
7619 }
7620
7621 // TODO: remove this ???
7622 // This is used to redraw all grid lines e.g. when the grid line colour
7623 // has been changed
7624 //
7625 void wxGrid::DrawAllGridLines( wxDC& dc, const wxRegion & WXUNUSED(reg) )
7626 {
7627 #if !WXGRID_DRAW_LINES
7628     return;
7629 #endif
7630
7631     if ( !m_gridLinesEnabled || !m_numRows || !m_numCols )
7632          return;
7633
7634     int top, bottom, left, right;
7635
7636 #if 0  //#ifndef __WXGTK__
7637     if (reg.IsEmpty())
7638     {
7639       int cw, ch;
7640       m_gridWin->GetClientSize(&cw, &ch);
7641
7642       // virtual coords of visible area
7643       //
7644       CalcUnscrolledPosition( 0, 0, &left, &top );
7645       CalcUnscrolledPosition( cw, ch, &right, &bottom );
7646     }
7647     else
7648     {
7649       wxCoord x, y, w, h;
7650       reg.GetBox(x, y, w, h);
7651       CalcUnscrolledPosition( x, y, &left, &top );
7652       CalcUnscrolledPosition( x + w, y + h, &right, &bottom );
7653     }
7654 #else
7655       int cw, ch;
7656       m_gridWin->GetClientSize(&cw, &ch);
7657       CalcUnscrolledPosition( 0, 0, &left, &top );
7658       CalcUnscrolledPosition( cw, ch, &right, &bottom );
7659 #endif
7660
7661     // avoid drawing grid lines past the last row and col
7662     //
7663     right = wxMin( right, GetColRight(GetColAt( m_numCols - 1 )) );
7664     bottom = wxMin( bottom, GetRowBottom(m_numRows - 1) );
7665
7666     // no gridlines inside multicells, clip them out
7667     int leftCol = GetColPos( internalXToCol(left) );
7668     int topRow = internalYToRow(top);
7669     int rightCol = GetColPos( internalXToCol(right) );
7670     int bottomRow = internalYToRow(bottom);
7671
7672 #ifndef __WXMAC__
7673     // CS: I don't know why suddenly unscrolled coordinates are used for clipping
7674     wxRegion clippedcells(0, 0, cw, ch);
7675
7676     int i, j, cell_rows, cell_cols;
7677     wxRect rect;
7678
7679     for (j=topRow; j<bottomRow; j++)
7680     {
7681         int colPos;
7682         for (colPos=leftCol; colPos<rightCol; colPos++)
7683         {
7684             i = GetColAt( colPos );
7685
7686             GetCellSize( j, i, &cell_rows, &cell_cols );
7687             if ((cell_rows > 1) || (cell_cols > 1))
7688             {
7689                 rect = CellToRect(j,i);
7690                 CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
7691                 clippedcells.Subtract(rect);
7692             }
7693             else if ((cell_rows < 0) || (cell_cols < 0))
7694             {
7695                 rect = CellToRect(j + cell_rows, i + cell_cols);
7696                 CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
7697                 clippedcells.Subtract(rect);
7698             }
7699         }
7700     }
7701 #else
7702     wxRegion clippedcells( left, top, right - left, bottom - top );
7703
7704     int i, j, cell_rows, cell_cols;
7705     wxRect rect;
7706
7707     for (j=topRow; j<bottomRow; j++)
7708     {
7709         for (i=leftCol; i<rightCol; i++)
7710         {
7711             GetCellSize( j, i, &cell_rows, &cell_cols );
7712             if ((cell_rows > 1) || (cell_cols > 1))
7713             {
7714                 rect = CellToRect(j, i);
7715                 clippedcells.Subtract(rect);
7716             }
7717             else if ((cell_rows < 0) || (cell_cols < 0))
7718             {
7719                 rect = CellToRect(j + cell_rows, i + cell_cols);
7720                 clippedcells.Subtract(rect);
7721             }
7722         }
7723     }
7724 #endif
7725
7726     dc.SetClippingRegion( clippedcells );
7727
7728
7729     // horizontal grid lines
7730     //
7731     // already declared above - int i;
7732     for ( i = internalYToRow(top); i < m_numRows; i++ )
7733     {
7734         int bot = GetRowBottom(i) - 1;
7735
7736         if ( bot > bottom )
7737         {
7738             break;
7739         }
7740
7741         if ( bot >= top )
7742         {
7743             dc.SetPen( GetRowGridLinePen(i) );
7744             dc.DrawLine( left, bot, right, bot );
7745         }
7746     }
7747
7748     // vertical grid lines
7749     //
7750     int colPos;
7751     for ( colPos = leftCol; colPos < m_numCols; colPos++ )
7752     {
7753         i = GetColAt( colPos );
7754
7755         int colRight = GetColRight(i);
7756 #ifdef __WXGTK__
7757         if (GetLayoutDirection() != wxLayout_RightToLeft)
7758 #endif
7759             colRight--;
7760
7761         if ( colRight > right )
7762         {
7763             break;
7764         }
7765
7766         if ( colRight >= left )
7767         {
7768             dc.SetPen( GetColGridLinePen(i) );
7769             dc.DrawLine( colRight, top, colRight, bottom );
7770         }
7771     }
7772
7773     dc.DestroyClippingRegion();
7774 }
7775
7776 void wxGrid::DrawRowLabels( wxDC& dc, const wxArrayInt& rows)
7777 {
7778     if ( !m_numRows )
7779         return;
7780
7781     size_t i;
7782     size_t numLabels = rows.GetCount();
7783
7784     for ( i = 0; i < numLabels; i++ )
7785     {
7786         DrawRowLabel( dc, rows[i] );
7787     }
7788 }
7789
7790 void wxGrid::DrawRowLabel( wxDC& dc, int row )
7791 {
7792     if ( GetRowHeight(row) <= 0 || m_rowLabelWidth <= 0 )
7793         return;
7794
7795     wxRect rect;
7796
7797 #ifdef __WXGTK20__
7798     rect.SetX( 1 );
7799     rect.SetY( GetRowTop(row) + 1 );
7800     rect.SetWidth( m_rowLabelWidth - 2 );
7801     rect.SetHeight( GetRowHeight(row) - 2 );
7802
7803     CalcScrolledPosition( 0, rect.y, NULL, &rect.y );
7804
7805     wxWindowDC *win_dc = (wxWindowDC*) &dc;
7806
7807     wxRendererNative::Get().DrawHeaderButton( win_dc->m_owner, dc, rect, 0 );
7808 #else
7809     int rowTop = GetRowTop(row),
7810         rowBottom = GetRowBottom(row) - 1;
7811
7812     dc.SetPen( wxPen(wxSystemSettings::GetColour(wxSYS_COLOUR_3DSHADOW), 1, wxSOLID) );
7813     dc.DrawLine( m_rowLabelWidth - 1, rowTop, m_rowLabelWidth - 1, rowBottom );
7814     dc.DrawLine( 0, rowTop, 0, rowBottom );
7815     dc.DrawLine( 0, rowBottom, m_rowLabelWidth, rowBottom );
7816
7817     dc.SetPen( *wxWHITE_PEN );
7818     dc.DrawLine( 1, rowTop, 1, rowBottom );
7819     dc.DrawLine( 1, rowTop, m_rowLabelWidth - 1, rowTop );
7820 #endif
7821
7822     dc.SetBackgroundMode( wxTRANSPARENT );
7823     dc.SetTextForeground( GetLabelTextColour() );
7824     dc.SetFont( GetLabelFont() );
7825
7826     int hAlign, vAlign;
7827     GetRowLabelAlignment( &hAlign, &vAlign );
7828
7829     rect.SetX( 2 );
7830     rect.SetY( GetRowTop(row) + 2 );
7831     rect.SetWidth( m_rowLabelWidth - 4 );
7832     rect.SetHeight( GetRowHeight(row) - 4 );
7833     DrawTextRectangle( dc, GetRowLabelValue( row ), rect, hAlign, vAlign );
7834 }
7835
7836 void wxGrid::DrawColLabels( wxDC& dc,const wxArrayInt& cols )
7837 {
7838     if ( !m_numCols )
7839         return;
7840
7841     size_t i;
7842     size_t numLabels = cols.GetCount();
7843
7844     for ( i = 0; i < numLabels; i++ )
7845     {
7846         DrawColLabel( dc, cols[i] );
7847     }
7848 }
7849
7850 void wxGrid::DrawColLabel( wxDC& dc, int col )
7851 {
7852     if ( GetColWidth(col) <= 0 || m_colLabelHeight <= 0 )
7853         return;
7854
7855     int colLeft = GetColLeft(col);
7856
7857     wxRect rect;
7858
7859 #ifdef __WXGTK20__
7860     rect.SetX( colLeft + 1 );
7861     rect.SetY( 1 );
7862     rect.SetWidth( GetColWidth(col) - 2 );
7863     rect.SetHeight( m_colLabelHeight - 2 );
7864
7865     wxWindowDC *win_dc = (wxWindowDC*) &dc;
7866
7867     wxRendererNative::Get().DrawHeaderButton( win_dc->m_owner, dc, rect, 0 );
7868 #else
7869     int colRight = GetColRight(col) - 1;
7870
7871     dc.SetPen( wxPen(wxSystemSettings::GetColour(wxSYS_COLOUR_3DSHADOW), 1, wxSOLID) );
7872     dc.DrawLine( colRight, 0, colRight, m_colLabelHeight - 1 );
7873     dc.DrawLine( colLeft, 0, colRight, 0 );
7874     dc.DrawLine( colLeft, m_colLabelHeight - 1,
7875                  colRight + 1, m_colLabelHeight - 1 );
7876
7877     dc.SetPen( *wxWHITE_PEN );
7878     dc.DrawLine( colLeft, 1, colLeft, m_colLabelHeight - 1 );
7879     dc.DrawLine( colLeft, 1, colRight, 1 );
7880 #endif
7881
7882     dc.SetBackgroundMode( wxTRANSPARENT );
7883     dc.SetTextForeground( GetLabelTextColour() );
7884     dc.SetFont( GetLabelFont() );
7885
7886     int hAlign, vAlign, orient;
7887     GetColLabelAlignment( &hAlign, &vAlign );
7888     orient = GetColLabelTextOrientation();
7889
7890     rect.SetX( colLeft + 2 );
7891     rect.SetY( 2 );
7892     rect.SetWidth( GetColWidth(col) - 4 );
7893     rect.SetHeight( m_colLabelHeight - 4 );
7894     DrawTextRectangle( dc, GetColLabelValue( col ), rect, hAlign, vAlign, orient );
7895 }
7896
7897 void wxGrid::DrawTextRectangle( wxDC& dc,
7898                                 const wxString& value,
7899                                 const wxRect& rect,
7900                                 int horizAlign,
7901                                 int vertAlign,
7902                                 int textOrientation )
7903 {
7904     wxArrayString lines;
7905
7906     StringToLines( value, lines );
7907
7908     // Forward to new API.
7909     DrawTextRectangle( dc,
7910         lines,
7911         rect,
7912         horizAlign,
7913         vertAlign,
7914         textOrientation );
7915 }
7916
7917 // VZ: this should be replaced with wxDC::DrawLabel() to which we just have to
7918 //     add textOrientation support
7919 void wxGrid::DrawTextRectangle(wxDC& dc,
7920                                const wxArrayString& lines,
7921                                const wxRect& rect,
7922                                int horizAlign,
7923                                int vertAlign,
7924                                int textOrientation)
7925 {
7926     if ( lines.empty() )
7927         return;
7928
7929     wxDCClipper clip(dc, rect);
7930
7931     long textWidth,
7932          textHeight;
7933
7934     if ( textOrientation == wxHORIZONTAL )
7935         GetTextBoxSize( dc, lines, &textWidth, &textHeight );
7936     else
7937         GetTextBoxSize( dc, lines, &textHeight, &textWidth );
7938
7939     int x = 0,
7940         y = 0;
7941     switch ( vertAlign )
7942     {
7943         case wxALIGN_BOTTOM:
7944             if ( textOrientation == wxHORIZONTAL )
7945                 y = rect.y + (rect.height - textHeight - 1);
7946             else
7947                 x = rect.x + rect.width - textWidth;
7948             break;
7949
7950         case wxALIGN_CENTRE:
7951             if ( textOrientation == wxHORIZONTAL )
7952                 y = rect.y + ((rect.height - textHeight) / 2);
7953             else
7954                 x = rect.x + ((rect.width - textWidth) / 2);
7955             break;
7956
7957         case wxALIGN_TOP:
7958         default:
7959             if ( textOrientation == wxHORIZONTAL )
7960                 y = rect.y + 1;
7961             else
7962                 x = rect.x + 1;
7963             break;
7964     }
7965
7966     // Align each line of a multi-line label
7967     size_t nLines = lines.GetCount();
7968     for ( size_t l = 0; l < nLines; l++ )
7969     {
7970         const wxString& line = lines[l];
7971
7972         if ( line.empty() )
7973         {
7974             *(textOrientation == wxHORIZONTAL ? &y : &x) += dc.GetCharHeight();
7975             continue;
7976         }
7977
7978         long lineWidth = 0,
7979              lineHeight = 0;
7980         dc.GetTextExtent(line, &lineWidth, &lineHeight);
7981
7982         switch ( horizAlign )
7983         {
7984             case wxALIGN_RIGHT:
7985                 if ( textOrientation == wxHORIZONTAL )
7986                     x = rect.x + (rect.width - lineWidth - 1);
7987                 else
7988                     y = rect.y + lineWidth + 1;
7989                 break;
7990
7991             case wxALIGN_CENTRE:
7992                 if ( textOrientation == wxHORIZONTAL )
7993                     x = rect.x + ((rect.width - lineWidth) / 2);
7994                 else
7995                     y = rect.y + rect.height - ((rect.height - lineWidth) / 2);
7996                 break;
7997
7998             case wxALIGN_LEFT:
7999             default:
8000                 if ( textOrientation == wxHORIZONTAL )
8001                     x = rect.x + 1;
8002                 else
8003                     y = rect.y + rect.height - 1;
8004                 break;
8005         }
8006
8007         if ( textOrientation == wxHORIZONTAL )
8008         {
8009             dc.DrawText( line, x, y );
8010             y += lineHeight;
8011         }
8012         else
8013         {
8014             dc.DrawRotatedText( line, x, y, 90.0 );
8015             x += lineHeight;
8016         }
8017     }
8018 }
8019
8020 // Split multi-line text up into an array of strings.
8021 // Any existing contents of the string array are preserved.
8022 //
8023 void wxGrid::StringToLines( const wxString& value, wxArrayString& lines )
8024 {
8025     int startPos = 0;
8026     int pos;
8027     wxString eol = wxTextFile::GetEOL( wxTextFileType_Unix );
8028     wxString tVal = wxTextFile::Translate( value, wxTextFileType_Unix );
8029
8030     while ( startPos < (int)tVal.length() )
8031     {
8032         pos = tVal.Mid(startPos).Find( eol );
8033         if ( pos < 0 )
8034         {
8035             break;
8036         }
8037         else if ( pos == 0 )
8038         {
8039             lines.Add( wxEmptyString );
8040         }
8041         else
8042         {
8043             lines.Add( value.Mid(startPos, pos) );
8044         }
8045
8046         startPos += pos + 1;
8047     }
8048
8049     if ( startPos < (int)value.length() )
8050     {
8051         lines.Add( value.Mid( startPos ) );
8052     }
8053 }
8054
8055 void wxGrid::GetTextBoxSize( const wxDC& dc,
8056                              const wxArrayString& lines,
8057                              long *width, long *height )
8058 {
8059     long w = 0;
8060     long h = 0;
8061     long lineW = 0, lineH = 0;
8062
8063     size_t i;
8064     for ( i = 0; i < lines.GetCount(); i++ )
8065     {
8066         dc.GetTextExtent( lines[i], &lineW, &lineH );
8067         w = wxMax( w, lineW );
8068         h += lineH;
8069     }
8070
8071     *width = w;
8072     *height = h;
8073 }
8074
8075 //
8076 // ------ Batch processing.
8077 //
8078 void wxGrid::EndBatch()
8079 {
8080     if ( m_batchCount > 0 )
8081     {
8082         m_batchCount--;
8083         if ( !m_batchCount )
8084         {
8085             CalcDimensions();
8086             m_rowLabelWin->Refresh();
8087             m_colLabelWin->Refresh();
8088             m_cornerLabelWin->Refresh();
8089             m_gridWin->Refresh();
8090         }
8091     }
8092 }
8093
8094 // Use this, rather than wxWindow::Refresh(), to force an immediate
8095 // repainting of the grid. Has no effect if you are already inside a
8096 // BeginBatch / EndBatch block.
8097 //
8098 void wxGrid::ForceRefresh()
8099 {
8100     BeginBatch();
8101     EndBatch();
8102 }
8103
8104 bool wxGrid::Enable(bool enable)
8105 {
8106     if ( !wxScrolledWindow::Enable(enable) )
8107         return false;
8108
8109     // redraw in the new state
8110     m_gridWin->Refresh();
8111
8112     return true;
8113 }
8114
8115 //
8116 // ------ Edit control functions
8117 //
8118
8119 void wxGrid::EnableEditing( bool edit )
8120 {
8121     // TODO: improve this ?
8122     //
8123     if ( edit != m_editable )
8124     {
8125         if (!edit)
8126             EnableCellEditControl(edit);
8127         m_editable = edit;
8128     }
8129 }
8130
8131 void wxGrid::EnableCellEditControl( bool enable )
8132 {
8133     if (! m_editable)
8134         return;
8135
8136     if ( enable != m_cellEditCtrlEnabled )
8137     {
8138         if ( enable )
8139         {
8140             if (SendEvent( wxEVT_GRID_EDITOR_SHOWN) <0)
8141                 return;
8142
8143             // this should be checked by the caller!
8144             wxASSERT_MSG( CanEnableCellControl(), _T("can't enable editing for this cell!") );
8145
8146             // do it before ShowCellEditControl()
8147             m_cellEditCtrlEnabled = enable;
8148
8149             ShowCellEditControl();
8150         }
8151         else
8152         {
8153             //FIXME:add veto support
8154             SendEvent( wxEVT_GRID_EDITOR_HIDDEN );
8155
8156             HideCellEditControl();
8157             SaveEditControlValue();
8158
8159             // do it after HideCellEditControl()
8160             m_cellEditCtrlEnabled = enable;
8161         }
8162     }
8163 }
8164
8165 bool wxGrid::IsCurrentCellReadOnly() const
8166 {
8167     // const_cast
8168     wxGridCellAttr* attr = ((wxGrid *)this)->GetCellAttr(m_currentCellCoords);
8169     bool readonly = attr->IsReadOnly();
8170     attr->DecRef();
8171
8172     return readonly;
8173 }
8174
8175 bool wxGrid::CanEnableCellControl() const
8176 {
8177     return m_editable && (m_currentCellCoords != wxGridNoCellCoords) &&
8178         !IsCurrentCellReadOnly();
8179 }
8180
8181 bool wxGrid::IsCellEditControlEnabled() const
8182 {
8183     // the cell edit control might be disable for all cells or just for the
8184     // current one if it's read only
8185     return m_cellEditCtrlEnabled ? !IsCurrentCellReadOnly() : false;
8186 }
8187
8188 bool wxGrid::IsCellEditControlShown() const
8189 {
8190     bool isShown = false;
8191
8192     if ( m_cellEditCtrlEnabled )
8193     {
8194         int row = m_currentCellCoords.GetRow();
8195         int col = m_currentCellCoords.GetCol();
8196         wxGridCellAttr* attr = GetCellAttr(row, col);
8197         wxGridCellEditor* editor = attr->GetEditor((wxGrid*) this, row, col);
8198         attr->DecRef();
8199
8200         if ( editor )
8201         {
8202             if ( editor->IsCreated() )
8203             {
8204                 isShown = editor->GetControl()->IsShown();
8205             }
8206
8207             editor->DecRef();
8208         }
8209     }
8210
8211     return isShown;
8212 }
8213
8214 void wxGrid::ShowCellEditControl()
8215 {
8216     if ( IsCellEditControlEnabled() )
8217     {
8218         if ( !IsVisible( m_currentCellCoords, false ) )
8219         {
8220             m_cellEditCtrlEnabled = false;
8221             return;
8222         }
8223         else
8224         {
8225             wxRect rect = CellToRect( m_currentCellCoords );
8226             int row = m_currentCellCoords.GetRow();
8227             int col = m_currentCellCoords.GetCol();
8228
8229             // if this is part of a multicell, find owner (topleft)
8230             int cell_rows, cell_cols;
8231             GetCellSize( row, col, &cell_rows, &cell_cols );
8232             if ( cell_rows <= 0 || cell_cols <= 0 )
8233             {
8234                 row += cell_rows;
8235                 col += cell_cols;
8236                 m_currentCellCoords.SetRow( row );
8237                 m_currentCellCoords.SetCol( col );
8238             }
8239
8240             // erase the highlight and the cell contents because the editor
8241             // might not cover the entire cell
8242             wxClientDC dc( m_gridWin );
8243             PrepareDC( dc );
8244             dc.SetBrush(wxBrush(GetCellAttr(row, col)->GetBackgroundColour(), wxSOLID));
8245             dc.SetPen(*wxTRANSPARENT_PEN);
8246             dc.DrawRectangle(rect);
8247
8248             // convert to scrolled coords
8249             CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
8250
8251             int nXMove = 0;
8252             if (rect.x < 0)
8253                 nXMove = rect.x;
8254
8255             // cell is shifted by one pixel
8256             // However, don't allow x or y to become negative
8257             // since the SetSize() method interprets that as
8258             // "don't change."
8259             if (rect.x > 0)
8260                 rect.x--;
8261             if (rect.y > 0)
8262                 rect.y--;
8263
8264             wxGridCellAttr* attr = GetCellAttr(row, col);
8265             wxGridCellEditor* editor = attr->GetEditor(this, row, col);
8266             if ( !editor->IsCreated() )
8267             {
8268                 editor->Create(m_gridWin, wxID_ANY,
8269                                new wxGridCellEditorEvtHandler(this, editor));
8270
8271                 wxGridEditorCreatedEvent evt(GetId(),
8272                                              wxEVT_GRID_EDITOR_CREATED,
8273                                              this,
8274                                              row,
8275                                              col,
8276                                              editor->GetControl());
8277                 GetEventHandler()->ProcessEvent(evt);
8278             }
8279
8280             // resize editor to overflow into righthand cells if allowed
8281             int maxWidth = rect.width;
8282             wxString value = GetCellValue(row, col);
8283             if ( (value != wxEmptyString) && (attr->GetOverflow()) )
8284             {
8285                 int y;
8286                 GetTextExtent(value, &maxWidth, &y, NULL, NULL, &attr->GetFont());
8287                 if (maxWidth < rect.width)
8288                     maxWidth = rect.width;
8289             }
8290
8291             int client_right = m_gridWin->GetClientSize().GetWidth();
8292             if (rect.x + maxWidth > client_right)
8293                 maxWidth = client_right - rect.x;
8294
8295             if ((maxWidth > rect.width) && (col < m_numCols) && m_table)
8296             {
8297                 GetCellSize( row, col, &cell_rows, &cell_cols );
8298                 // may have changed earlier
8299                 for (int i = col + cell_cols; i < m_numCols; i++)
8300                 {
8301                     int c_rows, c_cols;
8302                     GetCellSize( row, i, &c_rows, &c_cols );
8303
8304                     // looks weird going over a multicell
8305                     if (m_table->IsEmptyCell( row, i ) &&
8306                             (rect.width < maxWidth) && (c_rows == 1))
8307                     {
8308                         rect.width += GetColWidth( i );
8309                     }
8310                     else
8311                         break;
8312                 }
8313
8314                 if (rect.GetRight() > client_right)
8315                     rect.SetRight( client_right - 1 );
8316             }
8317
8318             editor->SetCellAttr( attr );
8319             editor->SetSize( rect );
8320             if (nXMove != 0)
8321                 editor->GetControl()->Move(
8322                     editor->GetControl()->GetPosition().x + nXMove,
8323                     editor->GetControl()->GetPosition().y );
8324             editor->Show( true, attr );
8325
8326             // recalc dimensions in case we need to
8327             // expand the scrolled window to account for editor
8328             CalcDimensions();
8329
8330             editor->BeginEdit(row, col, this);
8331             editor->SetCellAttr(NULL);
8332
8333             editor->DecRef();
8334             attr->DecRef();
8335         }
8336     }
8337 }
8338
8339 void wxGrid::HideCellEditControl()
8340 {
8341     if ( IsCellEditControlEnabled() )
8342     {
8343         int row = m_currentCellCoords.GetRow();
8344         int col = m_currentCellCoords.GetCol();
8345
8346         wxGridCellAttr *attr = GetCellAttr(row, col);
8347         wxGridCellEditor *editor = attr->GetEditor(this, row, col);
8348         editor->Show( false );
8349         editor->DecRef();
8350         attr->DecRef();
8351
8352         m_gridWin->SetFocus();
8353
8354         // refresh whole row to the right
8355         wxRect rect( CellToRect(row, col) );
8356         CalcScrolledPosition(rect.x, rect.y, &rect.x, &rect.y );
8357         rect.width = m_gridWin->GetClientSize().GetWidth() - rect.x;
8358
8359 #ifdef __WXMAC__
8360         // ensure that the pixels under the focus ring get refreshed as well
8361         rect.Inflate(10, 10);
8362 #endif
8363
8364         m_gridWin->Refresh( false, &rect );
8365     }
8366 }
8367
8368 void wxGrid::SaveEditControlValue()
8369 {
8370     if ( IsCellEditControlEnabled() )
8371     {
8372         int row = m_currentCellCoords.GetRow();
8373         int col = m_currentCellCoords.GetCol();
8374
8375         wxString oldval = GetCellValue(row, col);
8376
8377         wxGridCellAttr* attr = GetCellAttr(row, col);
8378         wxGridCellEditor* editor = attr->GetEditor(this, row, col);
8379         bool changed = editor->EndEdit(row, col, this);
8380
8381         editor->DecRef();
8382         attr->DecRef();
8383
8384         if (changed)
8385         {
8386             if ( SendEvent( wxEVT_GRID_CELL_CHANGE,
8387                        m_currentCellCoords.GetRow(),
8388                        m_currentCellCoords.GetCol() ) < 0 )
8389             {
8390                 // Event has been vetoed, set the data back.
8391                 SetCellValue(row, col, oldval);
8392             }
8393         }
8394     }
8395 }
8396
8397 //
8398 // ------ Grid location functions
8399 //  Note that all of these functions work with the logical coordinates of
8400 //  grid cells and labels so you will need to convert from device
8401 //  coordinates for mouse events etc.
8402 //
8403
8404 void wxGrid::XYToCell( int x, int y, wxGridCellCoords& coords )
8405 {
8406     int row = YToRow(y);
8407     int col = XToCol(x);
8408
8409     if ( row == -1 || col == -1 )
8410     {
8411         coords = wxGridNoCellCoords;
8412     }
8413     else
8414     {
8415         coords.Set( row, col );
8416     }
8417 }
8418
8419 // Internal Helper function for computing row or column from some
8420 // (unscrolled) coordinate value, using either
8421 // m_defaultRowHeight/m_defaultColWidth or binary search on array
8422 // of m_rowBottoms/m_ColRights to speed up the search!
8423
8424 static int CoordToRowOrCol(int coord, int defaultDist, int minDist,
8425                            const wxArrayInt& BorderArray, int nMax,
8426                            bool clipToMinMax)
8427 {
8428     if (coord < 0)
8429         return clipToMinMax && (nMax > 0) ? 0 : -1;
8430
8431     if (!defaultDist)
8432         defaultDist = 1;
8433
8434     size_t i_max = coord / defaultDist,
8435            i_min = 0;
8436
8437     if (BorderArray.IsEmpty())
8438     {
8439         if ((int) i_max < nMax)
8440             return i_max;
8441         return clipToMinMax ? nMax - 1 : -1;
8442     }
8443
8444     if ( i_max >= BorderArray.GetCount())
8445     {
8446         i_max = BorderArray.GetCount() - 1;
8447     }
8448     else
8449     {
8450         if ( coord >= BorderArray[i_max])
8451         {
8452             i_min = i_max;
8453             if (minDist)
8454                 i_max = coord / minDist;
8455             else
8456                 i_max =  BorderArray.GetCount() - 1;
8457         }
8458
8459         if ( i_max >= BorderArray.GetCount())
8460             i_max = BorderArray.GetCount() - 1;
8461     }
8462
8463     if ( coord >= BorderArray[i_max])
8464         return clipToMinMax ? (int)i_max : -1;
8465     if ( coord < BorderArray[0] )
8466         return 0;
8467
8468     while ( i_max - i_min > 0 )
8469     {
8470         wxCHECK_MSG(BorderArray[i_min] <= coord && coord < BorderArray[i_max],
8471                     0, _T("wxGrid: internal error in CoordToRowOrCol"));
8472         if (coord >=  BorderArray[ i_max - 1])
8473             return i_max;
8474         else
8475             i_max--;
8476         int median = i_min + (i_max - i_min + 1) / 2;
8477         if (coord < BorderArray[median])
8478             i_max = median;
8479         else
8480             i_min = median;
8481     }
8482
8483     return i_max;
8484 }
8485
8486 int wxGrid::YToRow( int y )
8487 {
8488     return CoordToRowOrCol(y, m_defaultRowHeight,
8489                            m_minAcceptableRowHeight, m_rowBottoms, m_numRows, false);
8490 }
8491
8492 int wxGrid::XToCol( int x, bool clipToMinMax )
8493 {
8494     if (x < 0)
8495         return clipToMinMax && (m_numCols > 0) ? GetColAt( 0 ) : -1;
8496
8497     if (!m_defaultColWidth)
8498         m_defaultColWidth = 1;
8499
8500     int maxPos = x / m_defaultColWidth;
8501     int minPos = 0;
8502
8503     if (m_colRights.IsEmpty())
8504     {
8505         if(maxPos < m_numCols)
8506             return GetColAt( maxPos );
8507         return clipToMinMax ? GetColAt( m_numCols - 1 ) : -1;
8508     }
8509
8510     if ( maxPos >= m_numCols)
8511         maxPos = m_numCols - 1;
8512     else
8513     {
8514         if ( x >= m_colRights[GetColAt( maxPos )])
8515         {
8516             minPos = maxPos;
8517             if (m_minAcceptableColWidth)
8518                 maxPos = x / m_minAcceptableColWidth;
8519             else
8520                 maxPos =  m_numCols - 1;
8521         }
8522         if ( maxPos >= m_numCols)
8523             maxPos = m_numCols - 1;
8524     }
8525
8526     //X is beyond the last column
8527     if ( x >= m_colRights[GetColAt( maxPos )])
8528         return clipToMinMax ? GetColAt( maxPos ) : -1;
8529
8530     //X is before the first column
8531     if ( x < m_colRights[GetColAt( 0 )] )
8532         return GetColAt( 0 );
8533
8534     //Perform a binary search
8535     while ( maxPos - minPos > 0 )
8536     {
8537         wxCHECK_MSG(m_colRights[GetColAt( minPos )] <= x && x < m_colRights[GetColAt( maxPos )],
8538                     0, _T("wxGrid: internal error in XToCol"));
8539
8540         if (x >=  m_colRights[GetColAt( maxPos - 1 )])
8541             return GetColAt( maxPos );
8542         else
8543             maxPos--;
8544         int median = minPos + (maxPos - minPos + 1) / 2;
8545         if (x < m_colRights[GetColAt( median )])
8546             maxPos = median;
8547         else
8548             minPos = median;
8549     }
8550     return GetColAt( maxPos );
8551 }
8552
8553 // return the row number that that the y coord is near
8554 //  the edge of, or -1 if not near an edge.
8555 // coords can only possibly be near an edge if
8556 //    (a) the row/column is large enough to still allow for an "inner" area
8557 //        that is _not_ nead the edge (i.e., if the height/width is smaller
8558 //        than WXGRID_LABEL_EDGE_ZONE, coords are _never_ considered to be
8559 //        near the edge).
8560 //   and
8561 //    (b) resizing rows/columns (the thing for which edge detection is
8562 //        relevant at all) is enabled.
8563 //
8564 int wxGrid::YToEdgeOfRow( int y )
8565 {
8566     int i;
8567     i = internalYToRow(y);
8568
8569     if ( GetRowHeight(i) > WXGRID_LABEL_EDGE_ZONE && CanDragRowSize() )
8570     {
8571         // We know that we are in row i, test whether we are
8572         // close enough to lower or upper border, respectively.
8573         if ( abs(GetRowBottom(i) - y) < WXGRID_LABEL_EDGE_ZONE )
8574             return i;
8575         else if ( i > 0 && y - GetRowTop(i) < WXGRID_LABEL_EDGE_ZONE )
8576             return i - 1;
8577     }
8578
8579     return -1;
8580 }
8581
8582 // return the col number that that the x coord is near the edge of, or
8583 // -1 if not near an edge
8584 // See comment at YToEdgeOfRow for conditions on edge detection.
8585 //
8586 int wxGrid::XToEdgeOfCol( int x )
8587 {
8588     int i;
8589     i = internalXToCol(x);
8590
8591     if ( GetColWidth(i) > WXGRID_LABEL_EDGE_ZONE && CanDragColSize() )
8592     {
8593         // We know that we are in column i; test whether we are
8594         // close enough to right or left border, respectively.
8595         if ( abs(GetColRight(i) - x) < WXGRID_LABEL_EDGE_ZONE )
8596             return i;
8597         else if ( i > 0 && x - GetColLeft(i) < WXGRID_LABEL_EDGE_ZONE )
8598             return i - 1;
8599     }
8600
8601     return -1;
8602 }
8603
8604 wxRect wxGrid::CellToRect( int row, int col )
8605 {
8606     wxRect rect( -1, -1, -1, -1 );
8607
8608     if ( row >= 0 && row < m_numRows &&
8609          col >= 0 && col < m_numCols )
8610     {
8611         int i, cell_rows, cell_cols;
8612         rect.width = rect.height = 0;
8613         GetCellSize( row, col, &cell_rows, &cell_cols );
8614         // if negative then find multicell owner
8615         if (cell_rows < 0)
8616             row += cell_rows;
8617         if (cell_cols < 0)
8618              col += cell_cols;
8619         GetCellSize( row, col, &cell_rows, &cell_cols );
8620
8621         rect.x = GetColLeft(col);
8622         rect.y = GetRowTop(row);
8623         for (i=col; i < col + cell_cols; i++)
8624             rect.width += GetColWidth(i);
8625         for (i=row; i < row + cell_rows; i++)
8626             rect.height += GetRowHeight(i);
8627     }
8628
8629     // if grid lines are enabled, then the area of the cell is a bit smaller
8630     if (m_gridLinesEnabled)
8631     {
8632         rect.width -= 1;
8633         rect.height -= 1;
8634     }
8635
8636     return rect;
8637 }
8638
8639 bool wxGrid::IsVisible( int row, int col, bool wholeCellVisible )
8640 {
8641     // get the cell rectangle in logical coords
8642     //
8643     wxRect r( CellToRect( row, col ) );
8644
8645     // convert to device coords
8646     //
8647     int left, top, right, bottom;
8648     CalcScrolledPosition( r.GetLeft(), r.GetTop(), &left, &top );
8649     CalcScrolledPosition( r.GetRight(), r.GetBottom(), &right, &bottom );
8650
8651     // check against the client area of the grid window
8652     int cw, ch;
8653     m_gridWin->GetClientSize( &cw, &ch );
8654
8655     if ( wholeCellVisible )
8656     {
8657         // is the cell wholly visible ?
8658         return ( left >= 0 && right <= cw &&
8659                  top >= 0 && bottom <= ch );
8660     }
8661     else
8662     {
8663         // is the cell partly visible ?
8664         //
8665         return ( ((left >= 0 && left < cw) || (right > 0 && right <= cw)) &&
8666                  ((top >= 0 && top < ch) || (bottom > 0 && bottom <= ch)) );
8667     }
8668 }
8669
8670 // make the specified cell location visible by doing a minimal amount
8671 // of scrolling
8672 //
8673 void wxGrid::MakeCellVisible( int row, int col )
8674 {
8675     int i;
8676     int xpos = -1, ypos = -1;
8677
8678     if ( row >= 0 && row < m_numRows &&
8679          col >= 0 && col < m_numCols )
8680     {
8681         // get the cell rectangle in logical coords
8682         wxRect r( CellToRect( row, col ) );
8683
8684         // convert to device coords
8685         int left, top, right, bottom;
8686         CalcScrolledPosition( r.GetLeft(), r.GetTop(), &left, &top );
8687         CalcScrolledPosition( r.GetRight(), r.GetBottom(), &right, &bottom );
8688
8689         int cw, ch;
8690         m_gridWin->GetClientSize( &cw, &ch );
8691
8692         if ( top < 0 )
8693         {
8694             ypos = r.GetTop();
8695         }
8696         else if ( bottom > ch )
8697         {
8698             int h = r.GetHeight();
8699             ypos = r.GetTop();
8700             for ( i = row - 1; i >= 0; i-- )
8701             {
8702                 int rowHeight = GetRowHeight(i);
8703                 if ( h + rowHeight > ch )
8704                     break;
8705
8706                 h += rowHeight;
8707                 ypos -= rowHeight;
8708             }
8709
8710             // we divide it later by GRID_SCROLL_LINE, make sure that we don't
8711             // have rounding errors (this is important, because if we do,
8712             // we might not scroll at all and some cells won't be redrawn)
8713             //
8714             // Sometimes GRID_SCROLL_LINE / 2 is not enough,
8715             // so just add a full scroll unit...
8716             ypos += m_scrollLineY;
8717         }
8718
8719         // special handling for wide cells - show always left part of the cell!
8720         // Otherwise, e.g. when stepping from row to row, it would jump between
8721         // left and right part of the cell on every step!
8722 //      if ( left < 0 )
8723         if ( left < 0 || (right - left) >= cw )
8724         {
8725             xpos = r.GetLeft();
8726         }
8727         else if ( right > cw )
8728         {
8729             // position the view so that the cell is on the right
8730             int x0, y0;
8731             CalcUnscrolledPosition(0, 0, &x0, &y0);
8732             xpos = x0 + (right - cw);
8733
8734             // see comment for ypos above
8735             xpos += m_scrollLineX;
8736         }
8737
8738         if ( xpos != -1 || ypos != -1 )
8739         {
8740             if ( xpos != -1 )
8741                 xpos /= m_scrollLineX;
8742             if ( ypos != -1 )
8743                 ypos /= m_scrollLineY;
8744             Scroll( xpos, ypos );
8745             AdjustScrollbars();
8746         }
8747     }
8748 }
8749
8750 //
8751 // ------ Grid cursor movement functions
8752 //
8753
8754 bool wxGrid::MoveCursorUp( bool expandSelection )
8755 {
8756     if ( m_currentCellCoords != wxGridNoCellCoords &&
8757          m_currentCellCoords.GetRow() >= 0 )
8758     {
8759         if ( expandSelection )
8760         {
8761             if ( m_selectingKeyboard == wxGridNoCellCoords )
8762                 m_selectingKeyboard = m_currentCellCoords;
8763             if ( m_selectingKeyboard.GetRow() > 0 )
8764             {
8765                 m_selectingKeyboard.SetRow( m_selectingKeyboard.GetRow() - 1 );
8766                 MakeCellVisible( m_selectingKeyboard.GetRow(),
8767                                  m_selectingKeyboard.GetCol() );
8768                 HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
8769             }
8770         }
8771         else if ( m_currentCellCoords.GetRow() > 0 )
8772         {
8773             int row = m_currentCellCoords.GetRow() - 1;
8774             int col = m_currentCellCoords.GetCol();
8775             ClearSelection();
8776             MakeCellVisible( row, col );
8777             SetCurrentCell( row, col );
8778         }
8779         else
8780             return false;
8781
8782         return true;
8783     }
8784
8785     return false;
8786 }
8787
8788 bool wxGrid::MoveCursorDown( bool expandSelection )
8789 {
8790     if ( m_currentCellCoords != wxGridNoCellCoords &&
8791          m_currentCellCoords.GetRow() < m_numRows )
8792     {
8793         if ( expandSelection )
8794         {
8795             if ( m_selectingKeyboard == wxGridNoCellCoords )
8796                 m_selectingKeyboard = m_currentCellCoords;
8797             if ( m_selectingKeyboard.GetRow() < m_numRows - 1 )
8798             {
8799                 m_selectingKeyboard.SetRow( m_selectingKeyboard.GetRow() + 1 );
8800                 MakeCellVisible( m_selectingKeyboard.GetRow(),
8801                         m_selectingKeyboard.GetCol() );
8802                 HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
8803             }
8804         }
8805         else if ( m_currentCellCoords.GetRow() < m_numRows - 1 )
8806         {
8807             int row = m_currentCellCoords.GetRow() + 1;
8808             int col = m_currentCellCoords.GetCol();
8809             ClearSelection();
8810             MakeCellVisible( row, col );
8811             SetCurrentCell( row, col );
8812         }
8813         else
8814             return false;
8815
8816         return true;
8817     }
8818
8819     return false;
8820 }
8821
8822 bool wxGrid::MoveCursorLeft( bool expandSelection )
8823 {
8824     if ( m_currentCellCoords != wxGridNoCellCoords &&
8825          m_currentCellCoords.GetCol() >= 0 )
8826     {
8827         if ( expandSelection )
8828         {
8829             if ( m_selectingKeyboard == wxGridNoCellCoords )
8830                 m_selectingKeyboard = m_currentCellCoords;
8831             if ( m_selectingKeyboard.GetCol() > 0 )
8832             {
8833                 m_selectingKeyboard.SetCol( m_selectingKeyboard.GetCol() - 1 );
8834                 MakeCellVisible( m_selectingKeyboard.GetRow(),
8835                         m_selectingKeyboard.GetCol() );
8836                 HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
8837             }
8838         }
8839         else if ( GetColPos( m_currentCellCoords.GetCol() ) > 0 )
8840         {
8841             int row = m_currentCellCoords.GetRow();
8842             int col = GetColAt( GetColPos( m_currentCellCoords.GetCol() ) - 1 );
8843             ClearSelection();
8844
8845             MakeCellVisible( row, col );
8846             SetCurrentCell( row, col );
8847         }
8848         else
8849             return false;
8850
8851         return true;
8852     }
8853
8854     return false;
8855 }
8856
8857 bool wxGrid::MoveCursorRight( bool expandSelection )
8858 {
8859     if ( m_currentCellCoords != wxGridNoCellCoords &&
8860          m_currentCellCoords.GetCol() < m_numCols )
8861     {
8862         if ( expandSelection )
8863         {
8864             if ( m_selectingKeyboard == wxGridNoCellCoords )
8865                 m_selectingKeyboard = m_currentCellCoords;
8866             if ( m_selectingKeyboard.GetCol() < m_numCols - 1 )
8867             {
8868                 m_selectingKeyboard.SetCol( m_selectingKeyboard.GetCol() + 1 );
8869                 MakeCellVisible( m_selectingKeyboard.GetRow(),
8870                         m_selectingKeyboard.GetCol() );
8871                 HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
8872             }
8873         }
8874         else if ( GetColPos( m_currentCellCoords.GetCol() ) < m_numCols - 1 )
8875         {
8876             int row = m_currentCellCoords.GetRow();
8877             int col = GetColAt( GetColPos( m_currentCellCoords.GetCol() ) + 1 );
8878             ClearSelection();
8879
8880             MakeCellVisible( row, col );
8881             SetCurrentCell( row, col );
8882         }
8883         else
8884             return false;
8885
8886         return true;
8887     }
8888
8889     return false;
8890 }
8891
8892 bool wxGrid::MovePageUp()
8893 {
8894     if ( m_currentCellCoords == wxGridNoCellCoords )
8895         return false;
8896
8897     int row = m_currentCellCoords.GetRow();
8898     if ( row > 0 )
8899     {
8900         int cw, ch;
8901         m_gridWin->GetClientSize( &cw, &ch );
8902
8903         int y = GetRowTop(row);
8904         int newRow = internalYToRow( y - ch + 1 );
8905
8906         if ( newRow == row )
8907         {
8908             // row > 0, so newRow can never be less than 0 here.
8909             newRow = row - 1;
8910         }
8911
8912         MakeCellVisible( newRow, m_currentCellCoords.GetCol() );
8913         SetCurrentCell( newRow, m_currentCellCoords.GetCol() );
8914
8915         return true;
8916     }
8917
8918     return false;
8919 }
8920
8921 bool wxGrid::MovePageDown()
8922 {
8923     if ( m_currentCellCoords == wxGridNoCellCoords )
8924         return false;
8925
8926     int row = m_currentCellCoords.GetRow();
8927     if ( (row + 1) < m_numRows )
8928     {
8929         int cw, ch;
8930         m_gridWin->GetClientSize( &cw, &ch );
8931
8932         int y = GetRowTop(row);
8933         int newRow = internalYToRow( y + ch );
8934         if ( newRow == row )
8935         {
8936             // row < m_numRows, so newRow can't overflow here.
8937             newRow = row + 1;
8938         }
8939
8940         MakeCellVisible( newRow, m_currentCellCoords.GetCol() );
8941         SetCurrentCell( newRow, m_currentCellCoords.GetCol() );
8942
8943         return true;
8944     }
8945
8946     return false;
8947 }
8948
8949 bool wxGrid::MoveCursorUpBlock( bool expandSelection )
8950 {
8951     if ( m_table &&
8952          m_currentCellCoords != wxGridNoCellCoords &&
8953          m_currentCellCoords.GetRow() > 0 )
8954     {
8955         int row = m_currentCellCoords.GetRow();
8956         int col = m_currentCellCoords.GetCol();
8957
8958         if ( m_table->IsEmptyCell(row, col) )
8959         {
8960             // starting in an empty cell: find the next block of
8961             // non-empty cells
8962             //
8963             while ( row > 0 )
8964             {
8965                 row--;
8966                 if ( !(m_table->IsEmptyCell(row, col)) )
8967                     break;
8968             }
8969         }
8970         else if ( m_table->IsEmptyCell(row - 1, col) )
8971         {
8972             // starting at the top of a block: find the next block
8973             //
8974             row--;
8975             while ( row > 0 )
8976             {
8977                 row--;
8978                 if ( !(m_table->IsEmptyCell(row, col)) )
8979                     break;
8980             }
8981         }
8982         else
8983         {
8984             // starting within a block: find the top of the block
8985             //
8986             while ( row > 0 )
8987             {
8988                 row--;
8989                 if ( m_table->IsEmptyCell(row, col) )
8990                 {
8991                     row++;
8992                     break;
8993                 }
8994             }
8995         }
8996
8997         MakeCellVisible( row, col );
8998         if ( expandSelection )
8999         {
9000             m_selectingKeyboard = wxGridCellCoords( row, col );
9001             HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
9002         }
9003         else
9004         {
9005             ClearSelection();
9006             SetCurrentCell( row, col );
9007         }
9008
9009         return true;
9010     }
9011
9012     return false;
9013 }
9014
9015 bool wxGrid::MoveCursorDownBlock( bool expandSelection )
9016 {
9017     if ( m_table &&
9018          m_currentCellCoords != wxGridNoCellCoords &&
9019          m_currentCellCoords.GetRow() < m_numRows - 1 )
9020     {
9021         int row = m_currentCellCoords.GetRow();
9022         int col = m_currentCellCoords.GetCol();
9023
9024         if ( m_table->IsEmptyCell(row, col) )
9025         {
9026             // starting in an empty cell: find the next block of
9027             // non-empty cells
9028             //
9029             while ( row < m_numRows - 1 )
9030             {
9031                 row++;
9032                 if ( !(m_table->IsEmptyCell(row, col)) )
9033                     break;
9034             }
9035         }
9036         else if ( m_table->IsEmptyCell(row + 1, col) )
9037         {
9038             // starting at the bottom of a block: find the next block
9039             //
9040             row++;
9041             while ( row < m_numRows - 1 )
9042             {
9043                 row++;
9044                 if ( !(m_table->IsEmptyCell(row, col)) )
9045                     break;
9046             }
9047         }
9048         else
9049         {
9050             // starting within a block: find the bottom of the block
9051             //
9052             while ( row < m_numRows - 1 )
9053             {
9054                 row++;
9055                 if ( m_table->IsEmptyCell(row, col) )
9056                 {
9057                     row--;
9058                     break;
9059                 }
9060             }
9061         }
9062
9063         MakeCellVisible( row, col );
9064         if ( expandSelection )
9065         {
9066             m_selectingKeyboard = wxGridCellCoords( row, col );
9067             HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
9068         }
9069         else
9070         {
9071             ClearSelection();
9072             SetCurrentCell( row, col );
9073         }
9074
9075         return true;
9076     }
9077
9078     return false;
9079 }
9080
9081 bool wxGrid::MoveCursorLeftBlock( bool expandSelection )
9082 {
9083     if ( m_table &&
9084          m_currentCellCoords != wxGridNoCellCoords &&
9085          m_currentCellCoords.GetCol() > 0 )
9086     {
9087         int row = m_currentCellCoords.GetRow();
9088         int col = m_currentCellCoords.GetCol();
9089
9090         if ( m_table->IsEmptyCell(row, col) )
9091         {
9092             // starting in an empty cell: find the next block of
9093             // non-empty cells
9094             //
9095             while ( col > 0 )
9096             {
9097                 col--;
9098                 if ( !(m_table->IsEmptyCell(row, col)) )
9099                     break;
9100             }
9101         }
9102         else if ( m_table->IsEmptyCell(row, col - 1) )
9103         {
9104             // starting at the left of a block: find the next block
9105             //
9106             col--;
9107             while ( col > 0 )
9108             {
9109                 col--;
9110                 if ( !(m_table->IsEmptyCell(row, col)) )
9111                     break;
9112             }
9113         }
9114         else
9115         {
9116             // starting within a block: find the left of the block
9117             //
9118             while ( col > 0 )
9119             {
9120                 col--;
9121                 if ( m_table->IsEmptyCell(row, col) )
9122                 {
9123                     col++;
9124                     break;
9125                 }
9126             }
9127         }
9128
9129         MakeCellVisible( row, col );
9130         if ( expandSelection )
9131         {
9132             m_selectingKeyboard = wxGridCellCoords( row, col );
9133             HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
9134         }
9135         else
9136         {
9137             ClearSelection();
9138             SetCurrentCell( row, col );
9139         }
9140
9141         return true;
9142     }
9143
9144     return false;
9145 }
9146
9147 bool wxGrid::MoveCursorRightBlock( bool expandSelection )
9148 {
9149     if ( m_table &&
9150          m_currentCellCoords != wxGridNoCellCoords &&
9151          m_currentCellCoords.GetCol() < m_numCols - 1 )
9152     {
9153         int row = m_currentCellCoords.GetRow();
9154         int col = m_currentCellCoords.GetCol();
9155
9156         if ( m_table->IsEmptyCell(row, col) )
9157         {
9158             // starting in an empty cell: find the next block of
9159             // non-empty cells
9160             //
9161             while ( col < m_numCols - 1 )
9162             {
9163                 col++;
9164                 if ( !(m_table->IsEmptyCell(row, col)) )
9165                     break;
9166             }
9167         }
9168         else if ( m_table->IsEmptyCell(row, col + 1) )
9169         {
9170             // starting at the right of a block: find the next block
9171             //
9172             col++;
9173             while ( col < m_numCols - 1 )
9174             {
9175                 col++;
9176                 if ( !(m_table->IsEmptyCell(row, col)) )
9177                     break;
9178             }
9179         }
9180         else
9181         {
9182             // starting within a block: find the right of the block
9183             //
9184             while ( col < m_numCols - 1 )
9185             {
9186                 col++;
9187                 if ( m_table->IsEmptyCell(row, col) )
9188                 {
9189                     col--;
9190                     break;
9191                 }
9192             }
9193         }
9194
9195         MakeCellVisible( row, col );
9196         if ( expandSelection )
9197         {
9198             m_selectingKeyboard = wxGridCellCoords( row, col );
9199             HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
9200         }
9201         else
9202         {
9203             ClearSelection();
9204             SetCurrentCell( row, col );
9205         }
9206
9207         return true;
9208     }
9209
9210     return false;
9211 }
9212
9213 //
9214 // ------ Label values and formatting
9215 //
9216
9217 void wxGrid::GetRowLabelAlignment( int *horiz, int *vert )
9218 {
9219     if ( horiz )
9220         *horiz = m_rowLabelHorizAlign;
9221     if ( vert )
9222         *vert  = m_rowLabelVertAlign;
9223 }
9224
9225 void wxGrid::GetColLabelAlignment( int *horiz, int *vert )
9226 {
9227     if ( horiz )
9228         *horiz = m_colLabelHorizAlign;
9229     if ( vert )
9230         *vert  = m_colLabelVertAlign;
9231 }
9232
9233 int wxGrid::GetColLabelTextOrientation()
9234 {
9235     return m_colLabelTextOrientation;
9236 }
9237
9238 wxString wxGrid::GetRowLabelValue( int row )
9239 {
9240     if ( m_table )
9241     {
9242         return m_table->GetRowLabelValue( row );
9243     }
9244     else
9245     {
9246         wxString s;
9247         s << row;
9248         return s;
9249     }
9250 }
9251
9252 wxString wxGrid::GetColLabelValue( int col )
9253 {
9254     if ( m_table )
9255     {
9256         return m_table->GetColLabelValue( col );
9257     }
9258     else
9259     {
9260         wxString s;
9261         s << col;
9262         return s;
9263     }
9264 }
9265
9266 void wxGrid::SetRowLabelSize( int width )
9267 {
9268     width = wxMax( width, 0 );
9269     if ( width != m_rowLabelWidth )
9270     {
9271         if ( width == 0 )
9272         {
9273             m_rowLabelWin->Show( false );
9274             m_cornerLabelWin->Show( false );
9275         }
9276         else if ( m_rowLabelWidth == 0 )
9277         {
9278             m_rowLabelWin->Show( true );
9279             if ( m_colLabelHeight > 0 )
9280                 m_cornerLabelWin->Show( true );
9281         }
9282
9283         m_rowLabelWidth = width;
9284         CalcWindowSizes();
9285         wxScrolledWindow::Refresh( true );
9286     }
9287 }
9288
9289 void wxGrid::SetColLabelSize( int height )
9290 {
9291     height = wxMax( height, 0 );
9292     if ( height != m_colLabelHeight )
9293     {
9294         if ( height == 0 )
9295         {
9296             m_colLabelWin->Show( false );
9297             m_cornerLabelWin->Show( false );
9298         }
9299         else if ( m_colLabelHeight == 0 )
9300         {
9301             m_colLabelWin->Show( true );
9302             if ( m_rowLabelWidth > 0 )
9303                 m_cornerLabelWin->Show( true );
9304         }
9305
9306         m_colLabelHeight = height;
9307         CalcWindowSizes();
9308         wxScrolledWindow::Refresh( true );
9309     }
9310 }
9311
9312 void wxGrid::SetLabelBackgroundColour( const wxColour& colour )
9313 {
9314     if ( m_labelBackgroundColour != colour )
9315     {
9316         m_labelBackgroundColour = colour;
9317         m_rowLabelWin->SetBackgroundColour( colour );
9318         m_colLabelWin->SetBackgroundColour( colour );
9319         m_cornerLabelWin->SetBackgroundColour( colour );
9320
9321         if ( !GetBatchCount() )
9322         {
9323             m_rowLabelWin->Refresh();
9324             m_colLabelWin->Refresh();
9325             m_cornerLabelWin->Refresh();
9326         }
9327     }
9328 }
9329
9330 void wxGrid::SetLabelTextColour( const wxColour& colour )
9331 {
9332     if ( m_labelTextColour != colour )
9333     {
9334         m_labelTextColour = colour;
9335         if ( !GetBatchCount() )
9336         {
9337             m_rowLabelWin->Refresh();
9338             m_colLabelWin->Refresh();
9339         }
9340     }
9341 }
9342
9343 void wxGrid::SetLabelFont( const wxFont& font )
9344 {
9345     m_labelFont = font;
9346     if ( !GetBatchCount() )
9347     {
9348         m_rowLabelWin->Refresh();
9349         m_colLabelWin->Refresh();
9350     }
9351 }
9352
9353 void wxGrid::SetRowLabelAlignment( int horiz, int vert )
9354 {
9355     // allow old (incorrect) defs to be used
9356     switch ( horiz )
9357     {
9358         case wxLEFT:   horiz = wxALIGN_LEFT; break;
9359         case wxRIGHT:  horiz = wxALIGN_RIGHT; break;
9360         case wxCENTRE: horiz = wxALIGN_CENTRE; break;
9361     }
9362
9363     switch ( vert )
9364     {
9365         case wxTOP:    vert = wxALIGN_TOP;    break;
9366         case wxBOTTOM: vert = wxALIGN_BOTTOM; break;
9367         case wxCENTRE: vert = wxALIGN_CENTRE; break;
9368     }
9369
9370     if ( horiz == wxALIGN_LEFT || horiz == wxALIGN_CENTRE || horiz == wxALIGN_RIGHT )
9371     {
9372         m_rowLabelHorizAlign = horiz;
9373     }
9374
9375     if ( vert == wxALIGN_TOP || vert == wxALIGN_CENTRE || vert == wxALIGN_BOTTOM )
9376     {
9377         m_rowLabelVertAlign = vert;
9378     }
9379
9380     if ( !GetBatchCount() )
9381     {
9382         m_rowLabelWin->Refresh();
9383     }
9384 }
9385
9386 void wxGrid::SetColLabelAlignment( int horiz, int vert )
9387 {
9388     // allow old (incorrect) defs to be used
9389     switch ( horiz )
9390     {
9391         case wxLEFT:   horiz = wxALIGN_LEFT; break;
9392         case wxRIGHT:  horiz = wxALIGN_RIGHT; break;
9393         case wxCENTRE: horiz = wxALIGN_CENTRE; break;
9394     }
9395
9396     switch ( vert )
9397     {
9398         case wxTOP:    vert = wxALIGN_TOP;    break;
9399         case wxBOTTOM: vert = wxALIGN_BOTTOM; break;
9400         case wxCENTRE: vert = wxALIGN_CENTRE; break;
9401     }
9402
9403     if ( horiz == wxALIGN_LEFT || horiz == wxALIGN_CENTRE || horiz == wxALIGN_RIGHT )
9404     {
9405         m_colLabelHorizAlign = horiz;
9406     }
9407
9408     if ( vert == wxALIGN_TOP || vert == wxALIGN_CENTRE || vert == wxALIGN_BOTTOM )
9409     {
9410         m_colLabelVertAlign = vert;
9411     }
9412
9413     if ( !GetBatchCount() )
9414     {
9415         m_colLabelWin->Refresh();
9416     }
9417 }
9418
9419 // Note: under MSW, the default column label font must be changed because it
9420 //       does not support vertical printing
9421 //
9422 // Example: wxFont font(9, wxSWISS, wxNORMAL, wxBOLD);
9423 //                      pGrid->SetLabelFont(font);
9424 //                      pGrid->SetColLabelTextOrientation(wxVERTICAL);
9425 //
9426 void wxGrid::SetColLabelTextOrientation( int textOrientation )
9427 {
9428     if ( textOrientation == wxHORIZONTAL || textOrientation == wxVERTICAL )
9429         m_colLabelTextOrientation = textOrientation;
9430
9431     if ( !GetBatchCount() )
9432         m_colLabelWin->Refresh();
9433 }
9434
9435 void wxGrid::SetRowLabelValue( int row, const wxString& s )
9436 {
9437     if ( m_table )
9438     {
9439         m_table->SetRowLabelValue( row, s );
9440         if ( !GetBatchCount() )
9441         {
9442             wxRect rect = CellToRect( row, 0 );
9443             if ( rect.height > 0 )
9444             {
9445                 CalcScrolledPosition(0, rect.y, &rect.x, &rect.y);
9446                 rect.x = 0;
9447                 rect.width = m_rowLabelWidth;
9448                 m_rowLabelWin->Refresh( true, &rect );
9449             }
9450         }
9451     }
9452 }
9453
9454 void wxGrid::SetColLabelValue( int col, const wxString& s )
9455 {
9456     if ( m_table )
9457     {
9458         m_table->SetColLabelValue( col, s );
9459         if ( !GetBatchCount() )
9460         {
9461             wxRect rect = CellToRect( 0, col );
9462             if ( rect.width > 0 )
9463             {
9464                 CalcScrolledPosition(rect.x, 0, &rect.x, &rect.y);
9465                 rect.y = 0;
9466                 rect.height = m_colLabelHeight;
9467                 m_colLabelWin->Refresh( true, &rect );
9468             }
9469         }
9470     }
9471 }
9472
9473 void wxGrid::SetGridLineColour( const wxColour& colour )
9474 {
9475     if ( m_gridLineColour != colour )
9476     {
9477         m_gridLineColour = colour;
9478
9479         wxClientDC dc( m_gridWin );
9480         PrepareDC( dc );
9481         DrawAllGridLines( dc, wxRegion() );
9482     }
9483 }
9484
9485 void wxGrid::SetCellHighlightColour( const wxColour& colour )
9486 {
9487     if ( m_cellHighlightColour != colour )
9488     {
9489         m_cellHighlightColour = colour;
9490
9491         wxClientDC dc( m_gridWin );
9492         PrepareDC( dc );
9493         wxGridCellAttr* attr = GetCellAttr(m_currentCellCoords);
9494         DrawCellHighlight(dc, attr);
9495         attr->DecRef();
9496     }
9497 }
9498
9499 void wxGrid::SetCellHighlightPenWidth(int width)
9500 {
9501     if (m_cellHighlightPenWidth != width)
9502     {
9503         m_cellHighlightPenWidth = width;
9504
9505         // Just redrawing the cell highlight is not enough since that won't
9506         // make any visible change if the the thickness is getting smaller.
9507         int row = m_currentCellCoords.GetRow();
9508         int col = m_currentCellCoords.GetCol();
9509         if ( GetColWidth(col) <= 0 || GetRowHeight(row) <= 0 )
9510             return;
9511
9512         wxRect rect = CellToRect(row, col);
9513         m_gridWin->Refresh(true, &rect);
9514     }
9515 }
9516
9517 void wxGrid::SetCellHighlightROPenWidth(int width)
9518 {
9519     if (m_cellHighlightROPenWidth != width)
9520     {
9521         m_cellHighlightROPenWidth = width;
9522
9523         // Just redrawing the cell highlight is not enough since that won't
9524         // make any visible change if the the thickness is getting smaller.
9525         int row = m_currentCellCoords.GetRow();
9526         int col = m_currentCellCoords.GetCol();
9527         if ( GetColWidth(col) <= 0 || GetRowHeight(row) <= 0 )
9528             return;
9529
9530         wxRect rect = CellToRect(row, col);
9531         m_gridWin->Refresh(true, &rect);
9532     }
9533 }
9534
9535 void wxGrid::EnableGridLines( bool enable )
9536 {
9537     if ( enable != m_gridLinesEnabled )
9538     {
9539         m_gridLinesEnabled = enable;
9540
9541         if ( !GetBatchCount() )
9542         {
9543             if ( enable )
9544             {
9545                 wxClientDC dc( m_gridWin );
9546                 PrepareDC( dc );
9547                 DrawAllGridLines( dc, wxRegion() );
9548             }
9549             else
9550             {
9551                 m_gridWin->Refresh();
9552             }
9553         }
9554     }
9555 }
9556
9557 int wxGrid::GetDefaultRowSize()
9558 {
9559     return m_defaultRowHeight;
9560 }
9561
9562 int wxGrid::GetRowSize( int row )
9563 {
9564     wxCHECK_MSG( row >= 0 && row < m_numRows, 0, _T("invalid row index") );
9565
9566     return GetRowHeight(row);
9567 }
9568
9569 int wxGrid::GetDefaultColSize()
9570 {
9571     return m_defaultColWidth;
9572 }
9573
9574 int wxGrid::GetColSize( int col )
9575 {
9576     wxCHECK_MSG( col >= 0 && col < m_numCols, 0, _T("invalid column index") );
9577
9578     return GetColWidth(col);
9579 }
9580
9581 // ============================================================================
9582 // access to the grid attributes: each of them has a default value in the grid
9583 // itself and may be overidden on a per-cell basis
9584 // ============================================================================
9585
9586 // ----------------------------------------------------------------------------
9587 // setting default attributes
9588 // ----------------------------------------------------------------------------
9589
9590 void wxGrid::SetDefaultCellBackgroundColour( const wxColour& col )
9591 {
9592     m_defaultCellAttr->SetBackgroundColour(col);
9593 #ifdef __WXGTK__
9594     m_gridWin->SetBackgroundColour(col);
9595 #endif
9596 }
9597
9598 void wxGrid::SetDefaultCellTextColour( const wxColour& col )
9599 {
9600     m_defaultCellAttr->SetTextColour(col);
9601 }
9602
9603 void wxGrid::SetDefaultCellAlignment( int horiz, int vert )
9604 {
9605     m_defaultCellAttr->SetAlignment(horiz, vert);
9606 }
9607
9608 void wxGrid::SetDefaultCellOverflow( bool allow )
9609 {
9610     m_defaultCellAttr->SetOverflow(allow);
9611 }
9612
9613 void wxGrid::SetDefaultCellFont( const wxFont& font )
9614 {
9615     m_defaultCellAttr->SetFont(font);
9616 }
9617
9618 // For editors and renderers the type registry takes precedence over the
9619 // default attr, so we need to register the new editor/renderer for the string
9620 // data type in order to make setting a default editor/renderer appear to
9621 // work correctly.
9622
9623 void wxGrid::SetDefaultRenderer(wxGridCellRenderer *renderer)
9624 {
9625     RegisterDataType(wxGRID_VALUE_STRING,
9626                      renderer,
9627                      GetDefaultEditorForType(wxGRID_VALUE_STRING));
9628 }
9629
9630 void wxGrid::SetDefaultEditor(wxGridCellEditor *editor)
9631 {
9632     RegisterDataType(wxGRID_VALUE_STRING,
9633                      GetDefaultRendererForType(wxGRID_VALUE_STRING),
9634                      editor);
9635 }
9636
9637 // ----------------------------------------------------------------------------
9638 // access to the default attrbiutes
9639 // ----------------------------------------------------------------------------
9640
9641 wxColour wxGrid::GetDefaultCellBackgroundColour()
9642 {
9643     return m_defaultCellAttr->GetBackgroundColour();
9644 }
9645
9646 wxColour wxGrid::GetDefaultCellTextColour()
9647 {
9648     return m_defaultCellAttr->GetTextColour();
9649 }
9650
9651 wxFont wxGrid::GetDefaultCellFont()
9652 {
9653     return m_defaultCellAttr->GetFont();
9654 }
9655
9656 void wxGrid::GetDefaultCellAlignment( int *horiz, int *vert )
9657 {
9658     m_defaultCellAttr->GetAlignment(horiz, vert);
9659 }
9660
9661 bool wxGrid::GetDefaultCellOverflow()
9662 {
9663     return m_defaultCellAttr->GetOverflow();
9664 }
9665
9666 wxGridCellRenderer *wxGrid::GetDefaultRenderer() const
9667 {
9668     return m_defaultCellAttr->GetRenderer(NULL, 0, 0);
9669 }
9670
9671 wxGridCellEditor *wxGrid::GetDefaultEditor() const
9672 {
9673     return m_defaultCellAttr->GetEditor(NULL, 0, 0);
9674 }
9675
9676 // ----------------------------------------------------------------------------
9677 // access to cell attributes
9678 // ----------------------------------------------------------------------------
9679
9680 wxColour wxGrid::GetCellBackgroundColour(int row, int col)
9681 {
9682     wxGridCellAttr *attr = GetCellAttr(row, col);
9683     wxColour colour = attr->GetBackgroundColour();
9684     attr->DecRef();
9685
9686     return colour;
9687 }
9688
9689 wxColour wxGrid::GetCellTextColour( int row, int col )
9690 {
9691     wxGridCellAttr *attr = GetCellAttr(row, col);
9692     wxColour colour = attr->GetTextColour();
9693     attr->DecRef();
9694
9695     return colour;
9696 }
9697
9698 wxFont wxGrid::GetCellFont( int row, int col )
9699 {
9700     wxGridCellAttr *attr = GetCellAttr(row, col);
9701     wxFont font = attr->GetFont();
9702     attr->DecRef();
9703
9704     return font;
9705 }
9706
9707 void wxGrid::GetCellAlignment( int row, int col, int *horiz, int *vert )
9708 {
9709     wxGridCellAttr *attr = GetCellAttr(row, col);
9710     attr->GetAlignment(horiz, vert);
9711     attr->DecRef();
9712 }
9713
9714 bool wxGrid::GetCellOverflow( int row, int col )
9715 {
9716     wxGridCellAttr *attr = GetCellAttr(row, col);
9717     bool allow = attr->GetOverflow();
9718     attr->DecRef();
9719
9720     return allow;
9721 }
9722
9723 void wxGrid::GetCellSize( int row, int col, int *num_rows, int *num_cols )
9724 {
9725     wxGridCellAttr *attr = GetCellAttr(row, col);
9726     attr->GetSize( num_rows, num_cols );
9727     attr->DecRef();
9728 }
9729
9730 wxGridCellRenderer* wxGrid::GetCellRenderer(int row, int col)
9731 {
9732     wxGridCellAttr* attr = GetCellAttr(row, col);
9733     wxGridCellRenderer* renderer = attr->GetRenderer(this, row, col);
9734     attr->DecRef();
9735
9736     return renderer;
9737 }
9738
9739 wxGridCellEditor* wxGrid::GetCellEditor(int row, int col)
9740 {
9741     wxGridCellAttr* attr = GetCellAttr(row, col);
9742     wxGridCellEditor* editor = attr->GetEditor(this, row, col);
9743     attr->DecRef();
9744
9745     return editor;
9746 }
9747
9748 bool wxGrid::IsReadOnly(int row, int col) const
9749 {
9750     wxGridCellAttr* attr = GetCellAttr(row, col);
9751     bool isReadOnly = attr->IsReadOnly();
9752     attr->DecRef();
9753
9754     return isReadOnly;
9755 }
9756
9757 // ----------------------------------------------------------------------------
9758 // attribute support: cache, automatic provider creation, ...
9759 // ----------------------------------------------------------------------------
9760
9761 bool wxGrid::CanHaveAttributes()
9762 {
9763     if ( !m_table )
9764     {
9765         return false;
9766     }
9767
9768     return m_table->CanHaveAttributes();
9769 }
9770
9771 void wxGrid::ClearAttrCache()
9772 {
9773     if ( m_attrCache.row != -1 )
9774     {
9775         wxSafeDecRef(m_attrCache.attr);
9776         m_attrCache.attr = NULL;
9777         m_attrCache.row = -1;
9778     }
9779 }
9780
9781 void wxGrid::CacheAttr(int row, int col, wxGridCellAttr *attr) const
9782 {
9783     if ( attr != NULL )
9784     {
9785         wxGrid *self = (wxGrid *)this;  // const_cast
9786
9787         self->ClearAttrCache();
9788         self->m_attrCache.row = row;
9789         self->m_attrCache.col = col;
9790         self->m_attrCache.attr = attr;
9791         wxSafeIncRef(attr);
9792     }
9793 }
9794
9795 bool wxGrid::LookupAttr(int row, int col, wxGridCellAttr **attr) const
9796 {
9797     if ( row == m_attrCache.row && col == m_attrCache.col )
9798     {
9799         *attr = m_attrCache.attr;
9800         wxSafeIncRef(m_attrCache.attr);
9801
9802 #ifdef DEBUG_ATTR_CACHE
9803         gs_nAttrCacheHits++;
9804 #endif
9805
9806         return true;
9807     }
9808     else
9809     {
9810 #ifdef DEBUG_ATTR_CACHE
9811         gs_nAttrCacheMisses++;
9812 #endif
9813
9814         return false;
9815     }
9816 }
9817
9818 wxGridCellAttr *wxGrid::GetCellAttr(int row, int col) const
9819 {
9820     wxGridCellAttr *attr = NULL;
9821     // Additional test to avoid looking at the cache e.g. for
9822     // wxNoCellCoords, as this will confuse memory management.
9823     if ( row >= 0 )
9824     {
9825         if ( !LookupAttr(row, col, &attr) )
9826         {
9827             attr = m_table ? m_table->GetAttr(row, col, wxGridCellAttr::Any)
9828                            : (wxGridCellAttr *)NULL;
9829             CacheAttr(row, col, attr);
9830         }
9831     }
9832
9833     if (attr)
9834     {
9835         attr->SetDefAttr(m_defaultCellAttr);
9836     }
9837     else
9838     {
9839         attr = m_defaultCellAttr;
9840         attr->IncRef();
9841     }
9842
9843     return attr;
9844 }
9845
9846 wxGridCellAttr *wxGrid::GetOrCreateCellAttr(int row, int col) const
9847 {
9848     wxGridCellAttr *attr = (wxGridCellAttr *)NULL;
9849     bool canHave = ((wxGrid*)this)->CanHaveAttributes();
9850
9851     wxCHECK_MSG( canHave, attr, _T("Cell attributes not allowed"));
9852     wxCHECK_MSG( m_table, attr, _T("must have a table") );
9853
9854     attr = m_table->GetAttr(row, col, wxGridCellAttr::Cell);
9855     if ( !attr )
9856     {
9857         attr = new wxGridCellAttr(m_defaultCellAttr);
9858
9859         // artificially inc the ref count to match DecRef() in caller
9860         attr->IncRef();
9861         m_table->SetAttr(attr, row, col);
9862     }
9863
9864     return attr;
9865 }
9866
9867 // ----------------------------------------------------------------------------
9868 // setting column attributes (wrappers around SetColAttr)
9869 // ----------------------------------------------------------------------------
9870
9871 void wxGrid::SetColFormatBool(int col)
9872 {
9873     SetColFormatCustom(col, wxGRID_VALUE_BOOL);
9874 }
9875
9876 void wxGrid::SetColFormatNumber(int col)
9877 {
9878     SetColFormatCustom(col, wxGRID_VALUE_NUMBER);
9879 }
9880
9881 void wxGrid::SetColFormatFloat(int col, int width, int precision)
9882 {
9883     wxString typeName = wxGRID_VALUE_FLOAT;
9884     if ( (width != -1) || (precision != -1) )
9885     {
9886         typeName << _T(':') << width << _T(',') << precision;
9887     }
9888
9889     SetColFormatCustom(col, typeName);
9890 }
9891
9892 void wxGrid::SetColFormatCustom(int col, const wxString& typeName)
9893 {
9894     wxGridCellAttr *attr = m_table->GetAttr(-1, col, wxGridCellAttr::Col );
9895     if (!attr)
9896         attr = new wxGridCellAttr;
9897     wxGridCellRenderer *renderer = GetDefaultRendererForType(typeName);
9898     attr->SetRenderer(renderer);
9899
9900     SetColAttr(col, attr);
9901
9902 }
9903
9904 // ----------------------------------------------------------------------------
9905 // setting cell attributes: this is forwarded to the table
9906 // ----------------------------------------------------------------------------
9907
9908 void wxGrid::SetAttr(int row, int col, wxGridCellAttr *attr)
9909 {
9910     if ( CanHaveAttributes() )
9911     {
9912         m_table->SetAttr(attr, row, col);
9913         ClearAttrCache();
9914     }
9915     else
9916     {
9917         wxSafeDecRef(attr);
9918     }
9919 }
9920
9921 void wxGrid::SetRowAttr(int row, wxGridCellAttr *attr)
9922 {
9923     if ( CanHaveAttributes() )
9924     {
9925         m_table->SetRowAttr(attr, row);
9926         ClearAttrCache();
9927     }
9928     else
9929     {
9930         wxSafeDecRef(attr);
9931     }
9932 }
9933
9934 void wxGrid::SetColAttr(int col, wxGridCellAttr *attr)
9935 {
9936     if ( CanHaveAttributes() )
9937     {
9938         m_table->SetColAttr(attr, col);
9939         ClearAttrCache();
9940     }
9941     else
9942     {
9943         wxSafeDecRef(attr);
9944     }
9945 }
9946
9947 void wxGrid::SetCellBackgroundColour( int row, int col, const wxColour& colour )
9948 {
9949     if ( CanHaveAttributes() )
9950     {
9951         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
9952         attr->SetBackgroundColour(colour);
9953         attr->DecRef();
9954     }
9955 }
9956
9957 void wxGrid::SetCellTextColour( int row, int col, const wxColour& colour )
9958 {
9959     if ( CanHaveAttributes() )
9960     {
9961         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
9962         attr->SetTextColour(colour);
9963         attr->DecRef();
9964     }
9965 }
9966
9967 void wxGrid::SetCellFont( int row, int col, const wxFont& font )
9968 {
9969     if ( CanHaveAttributes() )
9970     {
9971         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
9972         attr->SetFont(font);
9973         attr->DecRef();
9974     }
9975 }
9976
9977 void wxGrid::SetCellAlignment( int row, int col, int horiz, int vert )
9978 {
9979     if ( CanHaveAttributes() )
9980     {
9981         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
9982         attr->SetAlignment(horiz, vert);
9983         attr->DecRef();
9984     }
9985 }
9986
9987 void wxGrid::SetCellOverflow( int row, int col, bool allow )
9988 {
9989     if ( CanHaveAttributes() )
9990     {
9991         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
9992         attr->SetOverflow(allow);
9993         attr->DecRef();
9994     }
9995 }
9996
9997 void wxGrid::SetCellSize( int row, int col, int num_rows, int num_cols )
9998 {
9999     if ( CanHaveAttributes() )
10000     {
10001         int cell_rows, cell_cols;
10002
10003         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
10004         attr->GetSize(&cell_rows, &cell_cols);
10005         attr->SetSize(num_rows, num_cols);
10006         attr->DecRef();
10007
10008         // Cannot set the size of a cell to 0 or negative values
10009         // While it is perfectly legal to do that, this function cannot
10010         // handle all the possibilies, do it by hand by getting the CellAttr.
10011         // You can only set the size of a cell to 1,1 or greater with this fn
10012         wxASSERT_MSG( !((cell_rows < 1) || (cell_cols < 1)),
10013                       wxT("wxGrid::SetCellSize setting cell size that is already part of another cell"));
10014         wxASSERT_MSG( !((num_rows < 1) || (num_cols < 1)),
10015                       wxT("wxGrid::SetCellSize setting cell size to < 1"));
10016
10017         // if this was already a multicell then "turn off" the other cells first
10018         if ((cell_rows > 1) || (cell_rows > 1))
10019         {
10020             int i, j;
10021             for (j=row; j < row + cell_rows; j++)
10022             {
10023                 for (i=col; i < col + cell_cols; i++)
10024                 {
10025                     if ((i != col) || (j != row))
10026                     {
10027                         wxGridCellAttr *attr_stub = GetOrCreateCellAttr(j, i);
10028                         attr_stub->SetSize( 1, 1 );
10029                         attr_stub->DecRef();
10030                     }
10031                 }
10032             }
10033         }
10034
10035         // mark the cells that will be covered by this cell to
10036         // negative or zero values to point back at this cell
10037         if (((num_rows > 1) || (num_cols > 1)) && (num_rows >= 1) && (num_cols >= 1))
10038         {
10039             int i, j;
10040             for (j=row; j < row + num_rows; j++)
10041             {
10042                 for (i=col; i < col + num_cols; i++)
10043                 {
10044                     if ((i != col) || (j != row))
10045                     {
10046                         wxGridCellAttr *attr_stub = GetOrCreateCellAttr(j, i);
10047                         attr_stub->SetSize( row - j, col - i );
10048                         attr_stub->DecRef();
10049                     }
10050                 }
10051             }
10052         }
10053     }
10054 }
10055
10056 void wxGrid::SetCellRenderer(int row, int col, wxGridCellRenderer *renderer)
10057 {
10058     if ( CanHaveAttributes() )
10059     {
10060         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
10061         attr->SetRenderer(renderer);
10062         attr->DecRef();
10063     }
10064 }
10065
10066 void wxGrid::SetCellEditor(int row, int col, wxGridCellEditor* editor)
10067 {
10068     if ( CanHaveAttributes() )
10069     {
10070         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
10071         attr->SetEditor(editor);
10072         attr->DecRef();
10073     }
10074 }
10075
10076 void wxGrid::SetReadOnly(int row, int col, bool isReadOnly)
10077 {
10078     if ( CanHaveAttributes() )
10079     {
10080         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
10081         attr->SetReadOnly(isReadOnly);
10082         attr->DecRef();
10083     }
10084 }
10085
10086 // ----------------------------------------------------------------------------
10087 // Data type registration
10088 // ----------------------------------------------------------------------------
10089
10090 void wxGrid::RegisterDataType(const wxString& typeName,
10091                               wxGridCellRenderer* renderer,
10092                               wxGridCellEditor* editor)
10093 {
10094     m_typeRegistry->RegisterDataType(typeName, renderer, editor);
10095 }
10096
10097
10098 wxGridCellEditor * wxGrid::GetDefaultEditorForCell(int row, int col) const
10099 {
10100     wxString typeName = m_table->GetTypeName(row, col);
10101     return GetDefaultEditorForType(typeName);
10102 }
10103
10104 wxGridCellRenderer * wxGrid::GetDefaultRendererForCell(int row, int col) const
10105 {
10106     wxString typeName = m_table->GetTypeName(row, col);
10107     return GetDefaultRendererForType(typeName);
10108 }
10109
10110 wxGridCellEditor * wxGrid::GetDefaultEditorForType(const wxString& typeName) const
10111 {
10112     int index = m_typeRegistry->FindOrCloneDataType(typeName);
10113     if ( index == wxNOT_FOUND )
10114     {
10115         wxString errStr;
10116
10117         errStr.Printf(wxT("Unknown data type name [%s]"), typeName.c_str());
10118         wxFAIL_MSG(errStr.c_str());
10119
10120         return NULL;
10121     }
10122
10123     return m_typeRegistry->GetEditor(index);
10124 }
10125
10126 wxGridCellRenderer * wxGrid::GetDefaultRendererForType(const wxString& typeName) const
10127 {
10128     int index = m_typeRegistry->FindOrCloneDataType(typeName);
10129     if ( index == wxNOT_FOUND )
10130     {
10131         wxString errStr;
10132
10133         errStr.Printf(wxT("Unknown data type name [%s]"), typeName.c_str());
10134         wxFAIL_MSG(errStr.c_str());
10135
10136         return NULL;
10137     }
10138
10139     return m_typeRegistry->GetRenderer(index);
10140 }
10141
10142 // ----------------------------------------------------------------------------
10143 // row/col size
10144 // ----------------------------------------------------------------------------
10145
10146 void wxGrid::EnableDragRowSize( bool enable )
10147 {
10148     m_canDragRowSize = enable;
10149 }
10150
10151 void wxGrid::EnableDragColSize( bool enable )
10152 {
10153     m_canDragColSize = enable;
10154 }
10155
10156 void wxGrid::EnableDragGridSize( bool enable )
10157 {
10158     m_canDragGridSize = enable;
10159 }
10160
10161 void wxGrid::EnableDragCell( bool enable )
10162 {
10163     m_canDragCell = enable;
10164 }
10165
10166 void wxGrid::SetDefaultRowSize( int height, bool resizeExistingRows )
10167 {
10168     m_defaultRowHeight = wxMax( height, m_minAcceptableRowHeight );
10169
10170     if ( resizeExistingRows )
10171     {
10172         // since we are resizing all rows to the default row size,
10173         // we can simply clear the row heights and row bottoms
10174         // arrays (which also allows us to take advantage of
10175         // some speed optimisations)
10176         m_rowHeights.Empty();
10177         m_rowBottoms.Empty();
10178         if ( !GetBatchCount() )
10179             CalcDimensions();
10180     }
10181 }
10182
10183 void wxGrid::SetRowSize( int row, int height )
10184 {
10185     wxCHECK_RET( row >= 0 && row < m_numRows, _T("invalid row index") );
10186
10187     // See comment in SetColSize
10188     if ( height < GetRowMinimalAcceptableHeight())
10189         return;
10190
10191     if ( m_rowHeights.IsEmpty() )
10192     {
10193         // need to really create the array
10194         InitRowHeights();
10195     }
10196
10197     int h = wxMax( 0, height );
10198     int diff = h - m_rowHeights[row];
10199
10200     m_rowHeights[row] = h;
10201     int i;
10202     for ( i = row; i < m_numRows; i++ )
10203     {
10204         m_rowBottoms[i] += diff;
10205     }
10206
10207     if ( !GetBatchCount() )
10208         CalcDimensions();
10209 }
10210
10211 void wxGrid::SetDefaultColSize( int width, bool resizeExistingCols )
10212 {
10213     m_defaultColWidth = wxMax( width, m_minAcceptableColWidth );
10214
10215     if ( resizeExistingCols )
10216     {
10217         // since we are resizing all columns to the default column size,
10218         // we can simply clear the col widths and col rights
10219         // arrays (which also allows us to take advantage of
10220         // some speed optimisations)
10221         m_colWidths.Empty();
10222         m_colRights.Empty();
10223         if ( !GetBatchCount() )
10224             CalcDimensions();
10225     }
10226 }
10227
10228 void wxGrid::SetColSize( int col, int width )
10229 {
10230     wxCHECK_RET( col >= 0 && col < m_numCols, _T("invalid column index") );
10231
10232     // should we check that it's bigger than GetColMinimalWidth(col) here?
10233     //                                                                 (VZ)
10234     // No, because it is reasonable to assume the library user know's
10235     // what he is doing. However we should test against the weaker
10236     // constraint of minimalAcceptableWidth, as this breaks rendering
10237     //
10238     // This test then fixes sf.net bug #645734
10239
10240     if ( width < GetColMinimalAcceptableWidth() )
10241         return;
10242
10243     if ( m_colWidths.IsEmpty() )
10244     {
10245         // need to really create the array
10246         InitColWidths();
10247     }
10248
10249     // if < 0 then calculate new width from label
10250     if ( width < 0 )
10251     {
10252         long w, h;
10253         wxArrayString lines;
10254         wxClientDC dc(m_colLabelWin);
10255         dc.SetFont(GetLabelFont());
10256         StringToLines(GetColLabelValue(col), lines);
10257         GetTextBoxSize(dc, lines, &w, &h);
10258         width = w + 6;
10259     }
10260
10261     int w = wxMax( 0, width );
10262     int diff = w - m_colWidths[col];
10263     m_colWidths[col] = w;
10264
10265     int i;
10266     int colPos;
10267     for ( colPos = GetColPos( col ); colPos < m_numCols; colPos++ )
10268     {
10269         i = GetColAt( colPos );
10270         m_colRights[i] += diff;
10271     }
10272
10273     if ( !GetBatchCount() )
10274         CalcDimensions();
10275 }
10276
10277 void wxGrid::SetColMinimalWidth( int col, int width )
10278 {
10279     if (width > GetColMinimalAcceptableWidth())
10280     {
10281         wxLongToLongHashMap::key_type key = (wxLongToLongHashMap::key_type)col;
10282         m_colMinWidths[key] = width;
10283     }
10284 }
10285
10286 void wxGrid::SetRowMinimalHeight( int row, int width )
10287 {
10288     if (width > GetRowMinimalAcceptableHeight())
10289     {
10290         wxLongToLongHashMap::key_type key = (wxLongToLongHashMap::key_type)row;
10291         m_rowMinHeights[key] = width;
10292     }
10293 }
10294
10295 int wxGrid::GetColMinimalWidth(int col) const
10296 {
10297     wxLongToLongHashMap::key_type key = (wxLongToLongHashMap::key_type)col;
10298     wxLongToLongHashMap::const_iterator it = m_colMinWidths.find(key);
10299
10300     return it != m_colMinWidths.end() ? (int)it->second : m_minAcceptableColWidth;
10301 }
10302
10303 int wxGrid::GetRowMinimalHeight(int row) const
10304 {
10305     wxLongToLongHashMap::key_type key = (wxLongToLongHashMap::key_type)row;
10306     wxLongToLongHashMap::const_iterator it = m_rowMinHeights.find(key);
10307
10308     return it != m_rowMinHeights.end() ? (int)it->second : m_minAcceptableRowHeight;
10309 }
10310
10311 void wxGrid::SetColMinimalAcceptableWidth( int width )
10312 {
10313     // We do allow a width of 0 since this gives us
10314     // an easy way to temporarily hiding columns.
10315     if ( width >= 0 )
10316         m_minAcceptableColWidth = width;
10317 }
10318
10319 void wxGrid::SetRowMinimalAcceptableHeight( int height )
10320 {
10321     // We do allow a height of 0 since this gives us
10322     // an easy way to temporarily hiding rows.
10323     if ( height >= 0 )
10324         m_minAcceptableRowHeight = height;
10325 }
10326
10327 int  wxGrid::GetColMinimalAcceptableWidth() const
10328 {
10329     return m_minAcceptableColWidth;
10330 }
10331
10332 int  wxGrid::GetRowMinimalAcceptableHeight() const
10333 {
10334     return m_minAcceptableRowHeight;
10335 }
10336
10337 // ----------------------------------------------------------------------------
10338 // auto sizing
10339 // ----------------------------------------------------------------------------
10340
10341 void wxGrid::AutoSizeColOrRow( int colOrRow, bool setAsMin, bool column )
10342 {
10343     wxClientDC dc(m_gridWin);
10344
10345     // cancel editing of cell
10346     HideCellEditControl();
10347     SaveEditControlValue();
10348
10349     // init both of them to avoid compiler warnings, even if we only need one
10350     int row = -1,
10351         col = -1;
10352     if ( column )
10353         col = colOrRow;
10354     else
10355         row = colOrRow;
10356
10357     wxCoord extent, extentMax = 0;
10358     int max = column ? m_numRows : m_numCols;
10359     for ( int rowOrCol = 0; rowOrCol < max; rowOrCol++ )
10360     {
10361         if ( column )
10362             row = rowOrCol;
10363         else
10364             col = rowOrCol;
10365
10366         wxGridCellAttr *attr = GetCellAttr(row, col);
10367         wxGridCellRenderer *renderer = attr->GetRenderer(this, row, col);
10368         if ( renderer )
10369         {
10370             wxSize size = renderer->GetBestSize(*this, *attr, dc, row, col);
10371             extent = column ? size.x : size.y;
10372             if ( extent > extentMax )
10373                 extentMax = extent;
10374
10375             renderer->DecRef();
10376         }
10377
10378         attr->DecRef();
10379     }
10380
10381     // now also compare with the column label extent
10382     wxCoord w, h;
10383     dc.SetFont( GetLabelFont() );
10384
10385     if ( column )
10386     {
10387         dc.GetMultiLineTextExtent( GetColLabelValue(col), &w, &h );
10388         if ( GetColLabelTextOrientation() == wxVERTICAL )
10389             w = h;
10390     }
10391     else
10392         dc.GetMultiLineTextExtent( GetRowLabelValue(row), &w, &h );
10393
10394     extent = column ? w : h;
10395     if ( extent > extentMax )
10396         extentMax = extent;
10397
10398     if ( !extentMax )
10399     {
10400         // empty column - give default extent (notice that if extentMax is less
10401         // than default extent but != 0, it's OK)
10402         extentMax = column ? m_defaultColWidth : m_defaultRowHeight;
10403     }
10404     else
10405     {
10406         if ( column )
10407             // leave some space around text
10408             extentMax += 10;
10409         else
10410             extentMax += 6;
10411     }
10412
10413     if ( column )
10414     {
10415         SetColSize( col, extentMax );
10416         if ( !GetBatchCount() )
10417         {
10418             int cw, ch, dummy;
10419             m_gridWin->GetClientSize( &cw, &ch );
10420             wxRect rect ( CellToRect( 0, col ) );
10421             rect.y = 0;
10422             CalcScrolledPosition(rect.x, 0, &rect.x, &dummy);
10423             rect.width = cw - rect.x;
10424             rect.height = m_colLabelHeight;
10425             m_colLabelWin->Refresh( true, &rect );
10426         }
10427     }
10428     else
10429     {
10430         SetRowSize(row, extentMax);
10431         if ( !GetBatchCount() )
10432         {
10433             int cw, ch, dummy;
10434             m_gridWin->GetClientSize( &cw, &ch );
10435             wxRect rect( CellToRect( row, 0 ) );
10436             rect.x = 0;
10437             CalcScrolledPosition(0, rect.y, &dummy, &rect.y);
10438             rect.width = m_rowLabelWidth;
10439             rect.height = ch - rect.y;
10440             m_rowLabelWin->Refresh( true, &rect );
10441         }
10442     }
10443
10444     if ( setAsMin )
10445     {
10446         if ( column )
10447             SetColMinimalWidth(col, extentMax);
10448         else
10449             SetRowMinimalHeight(row, extentMax);
10450     }
10451 }
10452
10453 int wxGrid::SetOrCalcColumnSizes(bool calcOnly, bool setAsMin)
10454 {
10455     int width = m_rowLabelWidth;
10456
10457     if ( !calcOnly )
10458         BeginBatch();
10459
10460     for ( int col = 0; col < m_numCols; col++ )
10461     {
10462         if ( !calcOnly )
10463             AutoSizeColumn(col, setAsMin);
10464
10465         width += GetColWidth(col);
10466     }
10467
10468     if ( !calcOnly )
10469         EndBatch();
10470
10471     return width;
10472 }
10473
10474 int wxGrid::SetOrCalcRowSizes(bool calcOnly, bool setAsMin)
10475 {
10476     int height = m_colLabelHeight;
10477
10478     if ( !calcOnly )
10479         BeginBatch();
10480
10481     for ( int row = 0; row < m_numRows; row++ )
10482     {
10483         if ( !calcOnly )
10484             AutoSizeRow(row, setAsMin);
10485
10486         height += GetRowHeight(row);
10487     }
10488
10489     if ( !calcOnly )
10490         EndBatch();
10491
10492     return height;
10493 }
10494
10495 void wxGrid::AutoSize()
10496 {
10497     BeginBatch();
10498
10499     wxSize size(SetOrCalcColumnSizes(false), SetOrCalcRowSizes(false));
10500
10501     // round up the size to a multiple of scroll step - this ensures that we
10502     // won't get the scrollbars if we're sized exactly to this width
10503     // CalcDimension adds m_extraWidth + 1 etc. to calculate the necessary
10504     // scrollbar steps
10505     wxSize sizeFit(
10506         GetScrollX(size.x + m_extraWidth + 1) * m_scrollLineX,
10507         GetScrollY(size.y + m_extraHeight + 1) * m_scrollLineY );
10508
10509     // distribute the extra space between the columns/rows to avoid having
10510     // extra white space
10511
10512     // Remove the extra m_extraWidth + 1 added above
10513     wxCoord diff = sizeFit.x - size.x + (m_extraWidth + 1);
10514     if ( diff && m_numCols )
10515     {
10516         // try to resize the columns uniformly
10517         wxCoord diffPerCol = diff / m_numCols;
10518         if ( diffPerCol )
10519         {
10520             for ( int col = 0; col < m_numCols; col++ )
10521             {
10522                 SetColSize(col, GetColWidth(col) + diffPerCol);
10523             }
10524         }
10525
10526         // add remaining amount to the last columns
10527         diff -= diffPerCol * m_numCols;
10528         if ( diff )
10529         {
10530             for ( int col = m_numCols - 1; col >= m_numCols - diff; col-- )
10531             {
10532                 SetColSize(col, GetColWidth(col) + 1);
10533             }
10534         }
10535     }
10536
10537     // same for rows
10538     diff = sizeFit.y - size.y - (m_extraHeight + 1);
10539     if ( diff && m_numRows )
10540     {
10541         // try to resize the columns uniformly
10542         wxCoord diffPerRow = diff / m_numRows;
10543         if ( diffPerRow )
10544         {
10545             for ( int row = 0; row < m_numRows; row++ )
10546             {
10547                 SetRowSize(row, GetRowHeight(row) + diffPerRow);
10548             }
10549         }
10550
10551         // add remaining amount to the last rows
10552         diff -= diffPerRow * m_numRows;
10553         if ( diff )
10554         {
10555             for ( int row = m_numRows - 1; row >= m_numRows - diff; row-- )
10556             {
10557                 SetRowSize(row, GetRowHeight(row) + 1);
10558             }
10559         }
10560     }
10561
10562     EndBatch();
10563
10564     SetClientSize(sizeFit);
10565 }
10566
10567 void wxGrid::AutoSizeRowLabelSize( int row )
10568 {
10569     wxArrayString lines;
10570     long w, h;
10571
10572     // Hide the edit control, so it
10573     // won't interfere with drag-shrinking.
10574     if ( IsCellEditControlShown() )
10575     {
10576         HideCellEditControl();
10577         SaveEditControlValue();
10578     }
10579
10580     // autosize row height depending on label text
10581     StringToLines( GetRowLabelValue( row ), lines );
10582     wxClientDC dc( m_rowLabelWin );
10583     GetTextBoxSize( dc, lines, &w, &h );
10584     if ( h < m_defaultRowHeight )
10585         h = m_defaultRowHeight;
10586     SetRowSize(row, h);
10587     ForceRefresh();
10588 }
10589
10590 void wxGrid::AutoSizeColLabelSize( int col )
10591 {
10592     wxArrayString lines;
10593     long w, h;
10594
10595     // Hide the edit control, so it
10596     // won't interfere with drag-shrinking.
10597     if ( IsCellEditControlShown() )
10598     {
10599         HideCellEditControl();
10600         SaveEditControlValue();
10601     }
10602
10603     // autosize column width depending on label text
10604     StringToLines( GetColLabelValue( col ), lines );
10605     wxClientDC dc( m_colLabelWin );
10606     if ( GetColLabelTextOrientation() == wxHORIZONTAL )
10607         GetTextBoxSize( dc, lines, &w, &h );
10608     else
10609         GetTextBoxSize( dc, lines, &h, &w );
10610     if ( w < m_defaultColWidth )
10611         w = m_defaultColWidth;
10612     SetColSize(col, w);
10613     ForceRefresh();
10614 }
10615
10616 wxSize wxGrid::DoGetBestSize() const
10617 {
10618     // don't set sizes, only calculate them
10619     wxGrid *self = (wxGrid *)this;  // const_cast
10620
10621     int width, height;
10622     width = self->SetOrCalcColumnSizes(true);
10623     height = self->SetOrCalcRowSizes(true);
10624
10625     if (!width)
10626         width = 100;
10627     if (!height)
10628         height = 80;
10629
10630     // Round up to a multiple the scroll rate
10631     // NOTE: this still doesn't get rid of the scrollbars;
10632     // is there any magic incantation for that?
10633     int xpu, ypu;
10634     GetScrollPixelsPerUnit(&xpu, &ypu);
10635     if (xpu)
10636         width  += 1 + xpu - (width  % xpu);
10637     if (ypu)
10638         height += 1 + ypu - (height % ypu);
10639
10640     // limit to 1/4 of the screen size
10641     int maxwidth, maxheight;
10642     wxDisplaySize( &maxwidth, &maxheight );
10643     maxwidth /= 2;
10644     maxheight /= 2;
10645     if ( width > maxwidth )
10646         width = maxwidth;
10647     if ( height > maxheight )
10648         height = maxheight;
10649
10650     wxSize best(width, height);
10651
10652     // NOTE: This size should be cached, but first we need to add calls to
10653     // InvalidateBestSize everywhere that could change the results of this
10654     // calculation.
10655     // CacheBestSize(size);
10656
10657     return best;
10658 }
10659
10660 void wxGrid::Fit()
10661 {
10662     AutoSize();
10663 }
10664
10665 wxPen& wxGrid::GetDividerPen() const
10666 {
10667     return wxNullPen;
10668 }
10669
10670 // ----------------------------------------------------------------------------
10671 // cell value accessor functions
10672 // ----------------------------------------------------------------------------
10673
10674 void wxGrid::SetCellValue( int row, int col, const wxString& s )
10675 {
10676     if ( m_table )
10677     {
10678         m_table->SetValue( row, col, s );
10679         if ( !GetBatchCount() )
10680         {
10681             int dummy;
10682             wxRect rect( CellToRect( row, col ) );
10683             rect.x = 0;
10684             rect.width = m_gridWin->GetClientSize().GetWidth();
10685             CalcScrolledPosition(0, rect.y, &dummy, &rect.y);
10686             m_gridWin->Refresh( false, &rect );
10687         }
10688
10689         if ( m_currentCellCoords.GetRow() == row &&
10690              m_currentCellCoords.GetCol() == col &&
10691              IsCellEditControlShown())
10692              // Note: If we are using IsCellEditControlEnabled,
10693              // this interacts badly with calling SetCellValue from
10694              // an EVT_GRID_CELL_CHANGE handler.
10695         {
10696             HideCellEditControl();
10697             ShowCellEditControl(); // will reread data from table
10698         }
10699     }
10700 }
10701
10702 // ----------------------------------------------------------------------------
10703 // block, row and column selection
10704 // ----------------------------------------------------------------------------
10705
10706 void wxGrid::SelectRow( int row, bool addToSelected )
10707 {
10708     if ( IsSelection() && !addToSelected )
10709         ClearSelection();
10710
10711     if ( m_selection )
10712         m_selection->SelectRow( row, false, addToSelected );
10713 }
10714
10715 void wxGrid::SelectCol( int col, bool addToSelected )
10716 {
10717     if ( IsSelection() && !addToSelected )
10718         ClearSelection();
10719
10720     if ( m_selection )
10721         m_selection->SelectCol( col, false, addToSelected );
10722 }
10723
10724 void wxGrid::SelectBlock( int topRow, int leftCol, int bottomRow, int rightCol,
10725                           bool addToSelected )
10726 {
10727     if ( IsSelection() && !addToSelected )
10728         ClearSelection();
10729
10730     if ( m_selection )
10731         m_selection->SelectBlock( topRow, leftCol, bottomRow, rightCol,
10732                                   false, addToSelected );
10733 }
10734
10735 void wxGrid::SelectAll()
10736 {
10737     if ( m_numRows > 0 && m_numCols > 0 )
10738     {
10739         if ( m_selection )
10740             m_selection->SelectBlock( 0, 0, m_numRows - 1, m_numCols - 1 );
10741     }
10742 }
10743
10744 // ----------------------------------------------------------------------------
10745 // cell, row and col deselection
10746 // ----------------------------------------------------------------------------
10747
10748 void wxGrid::DeselectRow( int row )
10749 {
10750     if ( !m_selection )
10751         return;
10752
10753     if ( m_selection->GetSelectionMode() == wxGrid::wxGridSelectRows )
10754     {
10755         if ( m_selection->IsInSelection(row, 0 ) )
10756             m_selection->ToggleCellSelection(row, 0);
10757     }
10758     else
10759     {
10760         int nCols = GetNumberCols();
10761         for ( int i = 0; i < nCols; i++ )
10762         {
10763             if ( m_selection->IsInSelection(row, i ) )
10764                 m_selection->ToggleCellSelection(row, i);
10765         }
10766     }
10767 }
10768
10769 void wxGrid::DeselectCol( int col )
10770 {
10771     if ( !m_selection )
10772         return;
10773
10774     if ( m_selection->GetSelectionMode() == wxGrid::wxGridSelectColumns )
10775     {
10776         if ( m_selection->IsInSelection(0, col ) )
10777             m_selection->ToggleCellSelection(0, col);
10778     }
10779     else
10780     {
10781         int nRows = GetNumberRows();
10782         for ( int i = 0; i < nRows; i++ )
10783         {
10784             if ( m_selection->IsInSelection(i, col ) )
10785                 m_selection->ToggleCellSelection(i, col);
10786         }
10787     }
10788 }
10789
10790 void wxGrid::DeselectCell( int row, int col )
10791 {
10792     if ( m_selection && m_selection->IsInSelection(row, col) )
10793         m_selection->ToggleCellSelection(row, col);
10794 }
10795
10796 bool wxGrid::IsSelection()
10797 {
10798     return ( m_selection && (m_selection->IsSelection() ||
10799              ( m_selectingTopLeft != wxGridNoCellCoords &&
10800                m_selectingBottomRight != wxGridNoCellCoords) ) );
10801 }
10802
10803 bool wxGrid::IsInSelection( int row, int col ) const
10804 {
10805     return ( m_selection && (m_selection->IsInSelection( row, col ) ||
10806              ( row >= m_selectingTopLeft.GetRow() &&
10807                col >= m_selectingTopLeft.GetCol() &&
10808                row <= m_selectingBottomRight.GetRow() &&
10809                col <= m_selectingBottomRight.GetCol() )) );
10810 }
10811
10812 wxGridCellCoordsArray wxGrid::GetSelectedCells() const
10813 {
10814     if (!m_selection)
10815     {
10816         wxGridCellCoordsArray a;
10817         return a;
10818     }
10819
10820     return m_selection->m_cellSelection;
10821 }
10822
10823 wxGridCellCoordsArray wxGrid::GetSelectionBlockTopLeft() const
10824 {
10825     if (!m_selection)
10826     {
10827         wxGridCellCoordsArray a;
10828         return a;
10829     }
10830
10831     return m_selection->m_blockSelectionTopLeft;
10832 }
10833
10834 wxGridCellCoordsArray wxGrid::GetSelectionBlockBottomRight() const
10835 {
10836     if (!m_selection)
10837     {
10838         wxGridCellCoordsArray a;
10839         return a;
10840     }
10841
10842     return m_selection->m_blockSelectionBottomRight;
10843 }
10844
10845 wxArrayInt wxGrid::GetSelectedRows() const
10846 {
10847     if (!m_selection)
10848     {
10849         wxArrayInt a;
10850         return a;
10851     }
10852
10853     return m_selection->m_rowSelection;
10854 }
10855
10856 wxArrayInt wxGrid::GetSelectedCols() const
10857 {
10858     if (!m_selection)
10859     {
10860         wxArrayInt a;
10861         return a;
10862     }
10863
10864     return m_selection->m_colSelection;
10865 }
10866
10867 void wxGrid::ClearSelection()
10868 {
10869     m_selectingTopLeft =
10870     m_selectingBottomRight =
10871     m_selectingKeyboard = wxGridNoCellCoords;
10872     if ( m_selection )
10873         m_selection->ClearSelection();
10874 }
10875
10876 // This function returns the rectangle that encloses the given block
10877 // in device coords clipped to the client size of the grid window.
10878 //
10879 wxRect wxGrid::BlockToDeviceRect( const wxGridCellCoords &topLeft,
10880                                   const wxGridCellCoords &bottomRight )
10881 {
10882     wxRect rect( wxGridNoCellRect );
10883     wxRect cellRect;
10884
10885     cellRect = CellToRect( topLeft );
10886     if ( cellRect != wxGridNoCellRect )
10887     {
10888         rect = cellRect;
10889     }
10890     else
10891     {
10892         rect = wxRect(0, 0, 0, 0);
10893     }
10894
10895     cellRect = CellToRect( bottomRight );
10896     if ( cellRect != wxGridNoCellRect )
10897     {
10898         rect += cellRect;
10899     }
10900     else
10901     {
10902         return wxGridNoCellRect;
10903     }
10904
10905     int i, j;
10906     int left = rect.GetLeft();
10907     int top = rect.GetTop();
10908     int right = rect.GetRight();
10909     int bottom = rect.GetBottom();
10910
10911     int leftCol = topLeft.GetCol();
10912     int topRow = topLeft.GetRow();
10913     int rightCol = bottomRight.GetCol();
10914     int bottomRow = bottomRight.GetRow();
10915
10916     if (left > right)
10917     {
10918         i = left;
10919         left = right;
10920         right = i;
10921         i = leftCol;
10922         leftCol = rightCol;
10923         rightCol = i;
10924     }
10925
10926     if (top > bottom)
10927     {
10928         i = top;
10929         top = bottom;
10930         bottom = i;
10931         i = topRow;
10932         topRow = bottomRow;
10933         bottomRow = i;
10934     }
10935
10936     for ( j = topRow; j <= bottomRow; j++ )
10937     {
10938         for ( i = leftCol; i <= rightCol; i++ )
10939         {
10940             if ((j == topRow) || (j == bottomRow) || (i == leftCol) || (i == rightCol))
10941             {
10942                 cellRect = CellToRect( j, i );
10943
10944                 if (cellRect.x < left)
10945                     left = cellRect.x;
10946                 if (cellRect.y < top)
10947                     top = cellRect.y;
10948                 if (cellRect.x + cellRect.width > right)
10949                     right = cellRect.x + cellRect.width;
10950                 if (cellRect.y + cellRect.height > bottom)
10951                     bottom = cellRect.y + cellRect.height;
10952             }
10953             else
10954             {
10955                 i = rightCol; // jump over inner cells.
10956             }
10957         }
10958     }
10959
10960     // convert to scrolled coords
10961     //
10962     CalcScrolledPosition( left, top, &left, &top );
10963     CalcScrolledPosition( right, bottom, &right, &bottom );
10964
10965     int cw, ch;
10966     m_gridWin->GetClientSize( &cw, &ch );
10967
10968     if (right < 0 || bottom < 0 || left > cw || top > ch)
10969         return wxRect(0,0,0,0);
10970
10971     rect.SetLeft( wxMax(0, left) );
10972     rect.SetTop( wxMax(0, top) );
10973     rect.SetRight( wxMin(cw, right) );
10974     rect.SetBottom( wxMin(ch, bottom) );
10975
10976     return rect;
10977 }
10978
10979 // ----------------------------------------------------------------------------
10980 // grid event classes
10981 // ----------------------------------------------------------------------------
10982
10983 IMPLEMENT_DYNAMIC_CLASS( wxGridEvent, wxNotifyEvent )
10984
10985 wxGridEvent::wxGridEvent( int id, wxEventType type, wxObject* obj,
10986                           int row, int col, int x, int y, bool sel,
10987                           bool control, bool shift, bool alt, bool meta )
10988         : wxNotifyEvent( type, id )
10989 {
10990     m_row = row;
10991     m_col = col;
10992     m_x = x;
10993     m_y = y;
10994     m_selecting = sel;
10995     m_control = control;
10996     m_shift = shift;
10997     m_alt = alt;
10998     m_meta = meta;
10999
11000     SetEventObject(obj);
11001 }
11002
11003
11004 IMPLEMENT_DYNAMIC_CLASS( wxGridSizeEvent, wxNotifyEvent )
11005
11006 wxGridSizeEvent::wxGridSizeEvent( int id, wxEventType type, wxObject* obj,
11007                                   int rowOrCol, int x, int y,
11008                                   bool control, bool shift, bool alt, bool meta )
11009         : wxNotifyEvent( type, id )
11010 {
11011     m_rowOrCol = rowOrCol;
11012     m_x = x;
11013     m_y = y;
11014     m_control = control;
11015     m_shift = shift;
11016     m_alt = alt;
11017     m_meta = meta;
11018
11019     SetEventObject(obj);
11020 }
11021
11022
11023 IMPLEMENT_DYNAMIC_CLASS( wxGridRangeSelectEvent, wxNotifyEvent )
11024
11025 wxGridRangeSelectEvent::wxGridRangeSelectEvent(int id, wxEventType type, wxObject* obj,
11026                                                const wxGridCellCoords& topLeft,
11027                                                const wxGridCellCoords& bottomRight,
11028                                                bool sel, bool control,
11029                                                bool shift, bool alt, bool meta )
11030         : wxNotifyEvent( type, id )
11031 {
11032     m_topLeft = topLeft;
11033     m_bottomRight = bottomRight;
11034     m_selecting = sel;
11035     m_control = control;
11036     m_shift = shift;
11037     m_alt = alt;
11038     m_meta = meta;
11039
11040     SetEventObject(obj);
11041 }
11042
11043
11044 IMPLEMENT_DYNAMIC_CLASS(wxGridEditorCreatedEvent, wxCommandEvent)
11045
11046 wxGridEditorCreatedEvent::wxGridEditorCreatedEvent(int id, wxEventType type,
11047                                                    wxObject* obj, int row,
11048                                                    int col, wxControl* ctrl)
11049     : wxCommandEvent(type, id)
11050 {
11051     SetEventObject(obj);
11052     m_row = row;
11053     m_col = col;
11054     m_ctrl = ctrl;
11055 }
11056
11057 #endif // wxUSE_GRID