src/generic/grid.cpp

   1 ///////////////////////////////////////////////////////////////////////////
   2 // Name:        src/generic/grid.cpp
   3 // Purpose:     wxGrid and related classes
   4 // Author:      Michael Bedward (based on code by Julian Smart, Robin Dunn)
   5 // Modified by: Robin Dunn, Vadim Zeitlin, Santiago Palacios
   6 // Created:     1/08/1999
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Michael Bedward (mbedward@ozemail.com.au)
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // For compilers that support precompilation, includes "wx/wx.h".
  13 #include "wx/wxprec.h"
  14
  15 #ifdef __BORLANDC__
  16     #pragma hdrstop
  17 #endif
  18
  19 #if wxUSE_GRID
  20
  21 #include "wx/grid.h"
  22
  23 #ifndef WX_PRECOMP
  24     #include "wx/utils.h"
  25     #include "wx/dcclient.h"
  26     #include "wx/settings.h"
  27     #include "wx/log.h"
  28     #include "wx/textctrl.h"
  29     #include "wx/checkbox.h"
  30     #include "wx/combobox.h"
  31     #include "wx/valtext.h"
  32     #include "wx/intl.h"
  33     #include "wx/math.h"
  34     #include "wx/listbox.h"
  35 #endif
  36
  37 #include "wx/textfile.h"
  38 #include "wx/spinctrl.h"
  39 #include "wx/tokenzr.h"
  40 #include "wx/renderer.h"
  41
  42 #include "wx/generic/gridsel.h"
  43
  44 const wxChar wxGridNameStr[] = wxT("grid");
  45
  46 #if defined(__WXMOTIF__)
  47     #define WXUNUSED_MOTIF(identifier)  WXUNUSED(identifier)
  48 #else
  49     #define WXUNUSED_MOTIF(identifier)  identifier
  50 #endif
  51
  52 #if defined(__WXGTK__)
  53     #define WXUNUSED_GTK(identifier)    WXUNUSED(identifier)
  54 #else
  55     #define WXUNUSED_GTK(identifier)    identifier
  56 #endif
  57
  58 // Required for wxIs... functions
  59 #include <ctype.h>
  60
  61 // ----------------------------------------------------------------------------
  62 // array classes
  63 // ----------------------------------------------------------------------------
  64
  65 WX_DEFINE_ARRAY_WITH_DECL_PTR(wxGridCellAttr *, wxArrayAttrs,
  66                                  class WXDLLIMPEXP_ADV);
  67
  68 struct wxGridCellWithAttr
  69 {
  70     wxGridCellWithAttr(int row, int col, wxGridCellAttr *attr_)
  71         : coords(row, col), attr(attr_)
  72     {
  73     }
  74
  75     ~wxGridCellWithAttr()
  76     {
  77         attr->DecRef();
  78     }
  79
  80     wxGridCellCoords coords;
  81     wxGridCellAttr  *attr;
  82
  83 // Cannot do this:
  84 //  DECLARE_NO_COPY_CLASS(wxGridCellWithAttr)
  85 // without rewriting the macros, which require a public copy constructor.
  86 };
  87
  88 WX_DECLARE_OBJARRAY_WITH_DECL(wxGridCellWithAttr, wxGridCellWithAttrArray,
  89                               class WXDLLIMPEXP_ADV);
  90
  91 #include "wx/arrimpl.cpp"
  92
  93 WX_DEFINE_OBJARRAY(wxGridCellCoordsArray)
  94 WX_DEFINE_OBJARRAY(wxGridCellWithAttrArray)
  95
  96 // ----------------------------------------------------------------------------
  97 // events
  98 // ----------------------------------------------------------------------------
  99
 100 DEFINE_EVENT_TYPE(wxEVT_GRID_CELL_LEFT_CLICK)
 101 DEFINE_EVENT_TYPE(wxEVT_GRID_CELL_RIGHT_CLICK)
 102 DEFINE_EVENT_TYPE(wxEVT_GRID_CELL_LEFT_DCLICK)
 103 DEFINE_EVENT_TYPE(wxEVT_GRID_CELL_RIGHT_DCLICK)
 104 DEFINE_EVENT_TYPE(wxEVT_GRID_CELL_BEGIN_DRAG)
 105 DEFINE_EVENT_TYPE(wxEVT_GRID_LABEL_LEFT_CLICK)
 106 DEFINE_EVENT_TYPE(wxEVT_GRID_LABEL_RIGHT_CLICK)
 107 DEFINE_EVENT_TYPE(wxEVT_GRID_LABEL_LEFT_DCLICK)
 108 DEFINE_EVENT_TYPE(wxEVT_GRID_LABEL_RIGHT_DCLICK)
 109 DEFINE_EVENT_TYPE(wxEVT_GRID_ROW_SIZE)
 110 DEFINE_EVENT_TYPE(wxEVT_GRID_COL_SIZE)
 111 DEFINE_EVENT_TYPE(wxEVT_GRID_COL_MOVE)
 112 DEFINE_EVENT_TYPE(wxEVT_GRID_RANGE_SELECT)
 113 DEFINE_EVENT_TYPE(wxEVT_GRID_CELL_CHANGE)
 114 DEFINE_EVENT_TYPE(wxEVT_GRID_SELECT_CELL)
 115 DEFINE_EVENT_TYPE(wxEVT_GRID_EDITOR_SHOWN)
 116 DEFINE_EVENT_TYPE(wxEVT_GRID_EDITOR_HIDDEN)
 117 DEFINE_EVENT_TYPE(wxEVT_GRID_EDITOR_CREATED)
 118
 119 // ----------------------------------------------------------------------------
 120 // private classes
 121 // ----------------------------------------------------------------------------
 122
 123 class WXDLLIMPEXP_ADV wxGridRowLabelWindow : public wxWindow
 124 {
 125 public:
 126     wxGridRowLabelWindow() { m_owner = (wxGrid *)NULL; }
 127     wxGridRowLabelWindow( wxGrid *parent, wxWindowID id,
 128                           const wxPoint &pos, const wxSize &size );
 129
 130 private:
 131     wxGrid   *m_owner;
 132
 133     void OnPaint( wxPaintEvent& event );
 134     void OnMouseEvent( wxMouseEvent& event );
 135     void OnMouseWheel( wxMouseEvent& event );
 136     void OnKeyDown( wxKeyEvent& event );
 137     void OnKeyUp( wxKeyEvent& );
 138     void OnChar( wxKeyEvent& );
 139
 140     DECLARE_DYNAMIC_CLASS(wxGridRowLabelWindow)
 141     DECLARE_EVENT_TABLE()
 142     DECLARE_NO_COPY_CLASS(wxGridRowLabelWindow)
 143 };
 144
 145
 146 class WXDLLIMPEXP_ADV wxGridColLabelWindow : public wxWindow
 147 {
 148 public:
 149     wxGridColLabelWindow() { m_owner = (wxGrid *)NULL; }
 150     wxGridColLabelWindow( wxGrid *parent, wxWindowID id,
 151                           const wxPoint &pos, const wxSize &size );
 152
 153 private:
 154     wxGrid   *m_owner;
 155
 156     void OnPaint( wxPaintEvent& event );
 157     void OnMouseEvent( wxMouseEvent& event );
 158     void OnMouseWheel( wxMouseEvent& event );
 159     void OnKeyDown( wxKeyEvent& event );
 160     void OnKeyUp( wxKeyEvent& );
 161     void OnChar( wxKeyEvent& );
 162
 163     DECLARE_DYNAMIC_CLASS(wxGridColLabelWindow)
 164     DECLARE_EVENT_TABLE()
 165     DECLARE_NO_COPY_CLASS(wxGridColLabelWindow)
 166 };
 167
 168
 169 class WXDLLIMPEXP_ADV wxGridCornerLabelWindow : public wxWindow
 170 {
 171 public:
 172     wxGridCornerLabelWindow() { m_owner = (wxGrid *)NULL; }
 173     wxGridCornerLabelWindow( wxGrid *parent, wxWindowID id,
 174                              const wxPoint &pos, const wxSize &size );
 175
 176 private:
 177     wxGrid *m_owner;
 178
 179     void OnMouseEvent( wxMouseEvent& event );
 180     void OnMouseWheel( wxMouseEvent& event );
 181     void OnKeyDown( wxKeyEvent& event );
 182     void OnKeyUp( wxKeyEvent& );
 183     void OnChar( wxKeyEvent& );
 184     void OnPaint( wxPaintEvent& event );
 185
 186     DECLARE_DYNAMIC_CLASS(wxGridCornerLabelWindow)
 187     DECLARE_EVENT_TABLE()
 188     DECLARE_NO_COPY_CLASS(wxGridCornerLabelWindow)
 189 };
 190
 191 class WXDLLIMPEXP_ADV wxGridWindow : public wxWindow
 192 {
 193 public:
 194     wxGridWindow()
 195     {
 196         m_owner = NULL;
 197         m_rowLabelWin = NULL;
 198         m_colLabelWin = NULL;
 199     }
 200
 201     wxGridWindow( wxGrid *parent,
 202                   wxGridRowLabelWindow *rowLblWin,
 203                   wxGridColLabelWindow *colLblWin,
 204                   wxWindowID id, const wxPoint &pos, const wxSize &size );
 205     virtual ~wxGridWindow() {}
 206
 207     void ScrollWindow( int dx, int dy, const wxRect *rect );
 208
 209     wxGrid* GetOwner() { return m_owner; }
 210
 211 private:
 212     wxGrid                   *m_owner;
 213     wxGridRowLabelWindow     *m_rowLabelWin;
 214     wxGridColLabelWindow     *m_colLabelWin;
 215
 216     void OnPaint( wxPaintEvent &event );
 217     void OnMouseWheel( wxMouseEvent& event );
 218     void OnMouseEvent( wxMouseEvent& event );
 219     void OnKeyDown( wxKeyEvent& );
 220     void OnKeyUp( wxKeyEvent& );
 221     void OnChar( wxKeyEvent& );
 222     void OnEraseBackground( wxEraseEvent& );
 223     void OnFocus( wxFocusEvent& );
 224
 225     DECLARE_DYNAMIC_CLASS(wxGridWindow)
 226     DECLARE_EVENT_TABLE()
 227     DECLARE_NO_COPY_CLASS(wxGridWindow)
 228 };
 229
 230
 231 class wxGridCellEditorEvtHandler : public wxEvtHandler
 232 {
 233 public:
 234     wxGridCellEditorEvtHandler(wxGrid* grid, wxGridCellEditor* editor)
 235         : m_grid(grid),
 236           m_editor(editor),
 237           m_inSetFocus(false)
 238     {
 239     }
 240
 241     void OnKillFocus(wxFocusEvent& event);
 242     void OnKeyDown(wxKeyEvent& event);
 243     void OnChar(wxKeyEvent& event);
 244
 245     void SetInSetFocus(bool inSetFocus) { m_inSetFocus = inSetFocus; }
 246
 247 private:
 248     wxGrid             *m_grid;
 249     wxGridCellEditor   *m_editor;
 250
 251     // Work around the fact that a focus kill event can be sent to
 252     // a combobox within a set focus event.
 253     bool                m_inSetFocus;
 254
 255     DECLARE_EVENT_TABLE()
 256     DECLARE_DYNAMIC_CLASS(wxGridCellEditorEvtHandler)
 257     DECLARE_NO_COPY_CLASS(wxGridCellEditorEvtHandler)
 258 };
 259
 260
 261 IMPLEMENT_ABSTRACT_CLASS(wxGridCellEditorEvtHandler, wxEvtHandler)
 262
 263 BEGIN_EVENT_TABLE( wxGridCellEditorEvtHandler, wxEvtHandler )
 264     EVT_KILL_FOCUS( wxGridCellEditorEvtHandler::OnKillFocus )
 265     EVT_KEY_DOWN( wxGridCellEditorEvtHandler::OnKeyDown )
 266     EVT_CHAR( wxGridCellEditorEvtHandler::OnChar )
 267 END_EVENT_TABLE()
 268
 269
 270 // ----------------------------------------------------------------------------
 271 // the internal data representation used by wxGridCellAttrProvider
 272 // ----------------------------------------------------------------------------
 273
 274 // this class stores attributes set for cells
 275 class WXDLLIMPEXP_ADV wxGridCellAttrData
 276 {
 277 public:
 278     void SetAttr(wxGridCellAttr *attr, int row, int col);
 279     wxGridCellAttr *GetAttr(int row, int col) const;
 280     void UpdateAttrRows( size_t pos, int numRows );
 281     void UpdateAttrCols( size_t pos, int numCols );
 282
 283 private:
 284     // searches for the attr for given cell, returns wxNOT_FOUND if not found
 285     int FindIndex(int row, int col) const;
 286
 287     wxGridCellWithAttrArray m_attrs;
 288 };
 289
 290 // this class stores attributes set for rows or columns
 291 class WXDLLIMPEXP_ADV wxGridRowOrColAttrData
 292 {
 293 public:
 294     // empty ctor to suppress warnings
 295     wxGridRowOrColAttrData() {}
 296     ~wxGridRowOrColAttrData();
 297
 298     void SetAttr(wxGridCellAttr *attr, int rowOrCol);
 299     wxGridCellAttr *GetAttr(int rowOrCol) const;
 300     void UpdateAttrRowsOrCols( size_t pos, int numRowsOrCols );
 301
 302 private:
 303     wxArrayInt m_rowsOrCols;
 304     wxArrayAttrs m_attrs;
 305 };
 306
 307 // NB: this is just a wrapper around 3 objects: one which stores cell
 308 //     attributes, and 2 others for row/col ones
 309 class WXDLLIMPEXP_ADV wxGridCellAttrProviderData
 310 {
 311 public:
 312     wxGridCellAttrData m_cellAttrs;
 313     wxGridRowOrColAttrData m_rowAttrs,
 314                            m_colAttrs;
 315 };
 316
 317
 318 // ----------------------------------------------------------------------------
 319 // data structures used for the data type registry
 320 // ----------------------------------------------------------------------------
 321
 322 struct wxGridDataTypeInfo
 323 {
 324     wxGridDataTypeInfo(const wxString& typeName,
 325                        wxGridCellRenderer* renderer,
 326                        wxGridCellEditor* editor)
 327         : m_typeName(typeName), m_renderer(renderer), m_editor(editor)
 328         {}
 329
 330     ~wxGridDataTypeInfo()
 331     {
 332         wxSafeDecRef(m_renderer);
 333         wxSafeDecRef(m_editor);
 334     }
 335
 336     wxString            m_typeName;
 337     wxGridCellRenderer* m_renderer;
 338     wxGridCellEditor*   m_editor;
 339
 340     DECLARE_NO_COPY_CLASS(wxGridDataTypeInfo)
 341 };
 342
 343
 344 WX_DEFINE_ARRAY_WITH_DECL_PTR(wxGridDataTypeInfo*, wxGridDataTypeInfoArray,
 345                                  class WXDLLIMPEXP_ADV);
 346
 347
 348 class WXDLLIMPEXP_ADV wxGridTypeRegistry
 349 {
 350 public:
 351   wxGridTypeRegistry() {}
 352     ~wxGridTypeRegistry();
 353
 354     void RegisterDataType(const wxString& typeName,
 355                      wxGridCellRenderer* renderer,
 356                      wxGridCellEditor* editor);
 357
 358     // find one of already registered data types
 359     int FindRegisteredDataType(const wxString& typeName);
 360
 361     // try to FindRegisteredDataType(), if this fails and typeName is one of
 362     // standard typenames, register it and return its index
 363     int FindDataType(const wxString& typeName);
 364
 365     // try to FindDataType(), if it fails see if it is not one of already
 366     // registered data types with some params in which case clone the
 367     // registered data type and set params for it
 368     int FindOrCloneDataType(const wxString& typeName);
 369
 370     wxGridCellRenderer* GetRenderer(int index);
 371     wxGridCellEditor*   GetEditor(int index);
 372
 373 private:
 374     wxGridDataTypeInfoArray m_typeinfo;
 375 };
 376
 377
 378 // ----------------------------------------------------------------------------
 379 // conditional compilation
 380 // ----------------------------------------------------------------------------
 381
 382 #ifndef WXGRID_DRAW_LINES
 383 #define WXGRID_DRAW_LINES 1
 384 #endif
 385
 386 // ----------------------------------------------------------------------------
 387 // globals
 388 // ----------------------------------------------------------------------------
 389
 390 //#define DEBUG_ATTR_CACHE
 391 #ifdef DEBUG_ATTR_CACHE
 392     static size_t gs_nAttrCacheHits = 0;
 393     static size_t gs_nAttrCacheMisses = 0;
 394 #endif
 395
 396 // ----------------------------------------------------------------------------
 397 // constants
 398 // ----------------------------------------------------------------------------
 399
 400 wxGridCellCoords wxGridNoCellCoords( -1, -1 );
 401 wxRect wxGridNoCellRect( -1, -1, -1, -1 );
 402
 403 // scroll line size
 404 // TODO: this doesn't work at all, grid cells have different sizes and approx
 405 //       calculations don't work as because of the size mismatch scrollbars
 406 //       sometimes fail to be shown when they should be or vice versa
 407 //
 408 //       The scroll bars may be a little flakey once in a while, but that is
 409 //       surely much less horrible than having scroll lines of only 1!!!
 410 //       -- Robin
 411 //
 412 //       Well, it's still seriously broken so it might be better but needs
 413 //       fixing anyhow
 414 //       -- Vadim
 415 static const size_t GRID_SCROLL_LINE_X = 15;  // 1;
 416 static const size_t GRID_SCROLL_LINE_Y = GRID_SCROLL_LINE_X;
 417
 418 // the size of hash tables used a bit everywhere (the max number of elements
 419 // in these hash tables is the number of rows/columns)
 420 static const int GRID_HASH_SIZE = 100;
 421
 422 #if 0
 423 // ----------------------------------------------------------------------------
 424 // private functions
 425 // ----------------------------------------------------------------------------
 426
 427 static inline int GetScrollX(int x)
 428 {
 429     return (x + GRID_SCROLL_LINE_X - 1) / GRID_SCROLL_LINE_X;
 430 }
 431
 432 static inline int GetScrollY(int y)
 433 {
 434     return (y + GRID_SCROLL_LINE_Y - 1) / GRID_SCROLL_LINE_Y;
 435 }
 436 #endif
 437
 438 // ============================================================================
 439 // implementation
 440 // ============================================================================
 441
 442 // ----------------------------------------------------------------------------
 443 // wxGridCellEditor
 444 // ----------------------------------------------------------------------------
 445
 446 wxGridCellEditor::wxGridCellEditor()
 447 {
 448     m_control = NULL;
 449     m_attr = NULL;
 450 }
 451
 452 wxGridCellEditor::~wxGridCellEditor()
 453 {
 454     Destroy();
 455 }
 456
 457 void wxGridCellEditor::Create(wxWindow* WXUNUSED(parent),
 458                               wxWindowID WXUNUSED(id),
 459                               wxEvtHandler* evtHandler)
 460 {
 461     if ( evtHandler )
 462         m_control->PushEventHandler(evtHandler);
 463 }
 464
 465 void wxGridCellEditor::PaintBackground(const wxRect& rectCell,
 466                                        wxGridCellAttr *attr)
 467 {
 468     // erase the background because we might not fill the cell
 469     wxClientDC dc(m_control->GetParent());
 470     wxGridWindow* gridWindow = wxDynamicCast(m_control->GetParent(), wxGridWindow);
 471     if (gridWindow)
 472         gridWindow->GetOwner()->PrepareDC(dc);
 473
 474     dc.SetPen(*wxTRANSPARENT_PEN);
 475     dc.SetBrush(wxBrush(attr->GetBackgroundColour(), wxSOLID));
 476     dc.DrawRectangle(rectCell);
 477
 478     // redraw the control we just painted over
 479     m_control->Refresh();
 480 }
 481
 482 void wxGridCellEditor::Destroy()
 483 {
 484     if (m_control)
 485     {
 486         m_control->PopEventHandler( true /* delete it*/ );
 487
 488         m_control->Destroy();
 489         m_control = NULL;
 490     }
 491 }
 492
 493 void wxGridCellEditor::Show(bool show, wxGridCellAttr *attr)
 494 {
 495     wxASSERT_MSG(m_control, wxT("The wxGridCellEditor must be created first!"));
 496
 497     m_control->Show(show);
 498
 499     if ( show )
 500     {
 501         // set the colours/fonts if we have any
 502         if ( attr )
 503         {
 504             m_colFgOld = m_control->GetForegroundColour();
 505             m_control->SetForegroundColour(attr->GetTextColour());
 506
 507             m_colBgOld = m_control->GetBackgroundColour();
 508             m_control->SetBackgroundColour(attr->GetBackgroundColour());
 509
 510 // Workaround for GTK+1 font setting problem on some platforms
 511 #if !defined(__WXGTK__) || defined(__WXGTK20__)
 512             m_fontOld = m_control->GetFont();
 513             m_control->SetFont(attr->GetFont());
 514 #endif
 515
 516             // can't do anything more in the base class version, the other
 517             // attributes may only be used by the derived classes
 518         }
 519     }
 520     else
 521     {
 522         // restore the standard colours fonts
 523         if ( m_colFgOld.Ok() )
 524         {
 525             m_control->SetForegroundColour(m_colFgOld);
 526             m_colFgOld = wxNullColour;
 527         }
 528
 529         if ( m_colBgOld.Ok() )
 530         {
 531             m_control->SetBackgroundColour(m_colBgOld);
 532             m_colBgOld = wxNullColour;
 533         }
 534
 535 // Workaround for GTK+1 font setting problem on some platforms
 536 #if !defined(__WXGTK__) || defined(__WXGTK20__)
 537         if ( m_fontOld.Ok() )
 538         {
 539             m_control->SetFont(m_fontOld);
 540             m_fontOld = wxNullFont;
 541         }
 542 #endif
 543     }
 544 }
 545
 546 void wxGridCellEditor::SetSize(const wxRect& rect)
 547 {
 548     wxASSERT_MSG(m_control, wxT("The wxGridCellEditor must be created first!"));
 549
 550     m_control->SetSize(rect, wxSIZE_ALLOW_MINUS_ONE);
 551 }
 552
 553 void wxGridCellEditor::HandleReturn(wxKeyEvent& event)
 554 {
 555     event.Skip();
 556 }
 557
 558 bool wxGridCellEditor::IsAcceptedKey(wxKeyEvent& event)
 559 {
 560     bool ctrl = event.ControlDown();
 561     bool alt  = event.AltDown();
 562
 563 #ifdef __WXMAC__
 564     // On the Mac the Alt key is more like shift and is used for entry of
 565     // valid characters, so check for Ctrl and Meta instead.
 566     alt = event.MetaDown();
 567 #endif
 568
 569     // Assume it's not a valid char if ctrl or alt is down, but if both are
 570     // down then it may be because of an AltGr key combination, so let them
 571     // through in that case.
 572     if ((ctrl || alt) && !(ctrl && alt))
 573         return false;
 574
 575     int key = 0;
 576     bool keyOk = true;
 577
 578 #ifdef __WXGTK20__
 579     // If it's a F-Key or other special key then it shouldn't start the
 580     // editor.
 581     if (event.GetKeyCode() >= WXK_START)
 582         return false;
 583 #endif
 584 #if wxUSE_UNICODE
 585     // if the unicode key code is not really a unicode character (it may
 586     // be a function key or etc., the platforms appear to always give us a
 587     // small value in this case) then fallback to the ASCII key code but
 588     // don't do anything for function keys or etc.
 589     key = event.GetUnicodeKey();
 590     if (key <= 127)
 591     {
 592         key = event.GetKeyCode();
 593         keyOk = (key <= 127);
 594     }
 595 #else
 596     key = event.GetKeyCode();
 597     keyOk = (key <= 255);
 598 #endif
 599
 600     return keyOk;
 601 }
 602
 603 void wxGridCellEditor::StartingKey(wxKeyEvent& event)
 604 {
 605     event.Skip();
 606 }
 607
 608 void wxGridCellEditor::StartingClick()
 609 {
 610 }
 611
 612 #if wxUSE_TEXTCTRL
 613
 614 // ----------------------------------------------------------------------------
 615 // wxGridCellTextEditor
 616 // ----------------------------------------------------------------------------
 617
 618 wxGridCellTextEditor::wxGridCellTextEditor()
 619 {
 620     m_maxChars = 0;
 621 }
 622
 623 void wxGridCellTextEditor::Create(wxWindow* parent,
 624                                   wxWindowID id,
 625                                   wxEvtHandler* evtHandler)
 626 {
 627     m_control = new wxTextCtrl(parent, id, wxEmptyString,
 628                                wxDefaultPosition, wxDefaultSize
 629 #if defined(__WXMSW__)
 630                                , wxTE_PROCESS_TAB | wxTE_AUTO_SCROLL | wxNO_BORDER
 631 #endif
 632                               );
 633
 634     // set max length allowed in the textctrl, if the parameter was set
 635     if (m_maxChars != 0)
 636     {
 637         ((wxTextCtrl*)m_control)->SetMaxLength(m_maxChars);
 638     }
 639
 640     wxGridCellEditor::Create(parent, id, evtHandler);
 641 }
 642
 643 void wxGridCellTextEditor::PaintBackground(const wxRect& WXUNUSED(rectCell),
 644                                            wxGridCellAttr * WXUNUSED(attr))
 645 {
 646     // as we fill the entire client area,
 647     // don't do anything here to minimize flicker
 648 }
 649
 650 void wxGridCellTextEditor::SetSize(const wxRect& rectOrig)
 651 {
 652     wxRect rect(rectOrig);
 653
 654     // Make the edit control large enough to allow for internal margins
 655     //
 656     // TODO: remove this if the text ctrl sizing is improved esp. for unix
 657     //
 658 #if defined(__WXGTK__)
 659     if (rect.x != 0)
 660     {
 661         rect.x += 1;
 662         rect.y += 1;
 663         rect.width -= 1;
 664         rect.height -= 1;
 665     }
 666 #elif defined(__WXMSW__)
 667     if ( rect.x == 0 )
 668         rect.x += 2;
 669     else
 670         rect.x += 3;
 671
 672     if ( rect.y == 0 )
 673         rect.y += 2;
 674     else
 675         rect.y += 3;
 676
 677     rect.width -= 2;
 678     rect.height -= 2;
 679 #else
 680     int extra_x = ( rect.x > 2 ) ? 2 : 1;
 681     int extra_y = ( rect.y > 2 ) ? 2 : 1;
 682
 683     #if defined(__WXMOTIF__)
 684         extra_x *= 2;
 685         extra_y *= 2;
 686     #endif
 687
 688     rect.SetLeft( wxMax(0, rect.x - extra_x) );
 689     rect.SetTop( wxMax(0, rect.y - extra_y) );
 690     rect.SetRight( rect.GetRight() + 2 * extra_x );
 691     rect.SetBottom( rect.GetBottom() + 2 * extra_y );
 692 #endif
 693
 694     wxGridCellEditor::SetSize(rect);
 695 }
 696
 697 void wxGridCellTextEditor::BeginEdit(int row, int col, wxGrid* grid)
 698 {
 699     wxASSERT_MSG(m_control, wxT("The wxGridCellEditor must be created first!"));
 700
 701     m_startValue = grid->GetTable()->GetValue(row, col);
 702
 703     DoBeginEdit(m_startValue);
 704 }
 705
 706 void wxGridCellTextEditor::DoBeginEdit(const wxString& startValue)
 707 {
 708     Text()->SetValue(startValue);
 709     Text()->SetInsertionPointEnd();
 710     Text()->SetSelection(-1, -1);
 711     Text()->SetFocus();
 712 }
 713
 714 bool wxGridCellTextEditor::EndEdit(int row, int col, wxGrid* grid)
 715 {
 716     wxASSERT_MSG(m_control, wxT("The wxGridCellEditor must be created first!"));
 717
 718     bool changed = false;
 719     wxString value = Text()->GetValue();
 720     if (value != m_startValue)
 721         changed = true;
 722
 723     if (changed)
 724         grid->GetTable()->SetValue(row, col, value);
 725
 726     m_startValue = wxEmptyString;
 727
 728     // No point in setting the text of the hidden control
 729     //Text()->SetValue(m_startValue);
 730
 731     return changed;
 732 }
 733
 734 void wxGridCellTextEditor::Reset()
 735 {
 736     wxASSERT_MSG(m_control, wxT("The wxGridCellEditor must be created first!"));
 737
 738     DoReset(m_startValue);
 739 }
 740
 741 void wxGridCellTextEditor::DoReset(const wxString& startValue)
 742 {
 743     Text()->SetValue(startValue);
 744     Text()->SetInsertionPointEnd();
 745 }
 746
 747 bool wxGridCellTextEditor::IsAcceptedKey(wxKeyEvent& event)
 748 {
 749     return wxGridCellEditor::IsAcceptedKey(event);
 750 }
 751
 752 void wxGridCellTextEditor::StartingKey(wxKeyEvent& event)
 753 {
 754     // Since this is now happening in the EVT_CHAR event EmulateKeyPress is no
 755     // longer an appropriate way to get the character into the text control.
 756     // Do it ourselves instead.  We know that if we get this far that we have
 757     // a valid character, so not a whole lot of testing needs to be done.
 758
 759     wxTextCtrl* tc = Text();
 760     wxChar ch;
 761     long pos;
 762
 763 #if wxUSE_UNICODE
 764     ch = event.GetUnicodeKey();
 765     if (ch <= 127)
 766         ch = (wxChar)event.GetKeyCode();
 767 #else
 768     ch = (wxChar)event.GetKeyCode();
 769 #endif
 770
 771     switch (ch)
 772     {
 773         case WXK_DELETE:
 774             // delete the character at the cursor
 775             pos = tc->GetInsertionPoint();
 776             if (pos < tc->GetLastPosition())
 777                 tc->Remove(pos, pos + 1);
 778             break;
 779
 780         case WXK_BACK:
 781             // delete the character before the cursor
 782             pos = tc->GetInsertionPoint();
 783             if (pos > 0)
 784                 tc->Remove(pos - 1, pos);
 785             break;
 786
 787         default:
 788             tc->WriteText(ch);
 789             break;
 790     }
 791 }
 792
 793 void wxGridCellTextEditor::HandleReturn( wxKeyEvent&
 794                                          WXUNUSED_GTK(WXUNUSED_MOTIF(event)) )
 795 {
 796 #if defined(__WXMOTIF__) || defined(__WXGTK__)
 797     // wxMotif needs a little extra help...
 798     size_t pos = (size_t)( Text()->GetInsertionPoint() );
 799     wxString s( Text()->GetValue() );
 800     s = s.Left(pos) + wxT("\n") + s.Mid(pos);
 801     Text()->SetValue(s);
 802     Text()->SetInsertionPoint( pos );
 803 #else
 804     // the other ports can handle a Return key press
 805     //
 806     event.Skip();
 807 #endif
 808 }
 809
 810 void wxGridCellTextEditor::SetParameters(const wxString& params)
 811 {
 812     if ( !params )
 813     {
 814         // reset to default
 815         m_maxChars = 0;
 816     }
 817     else
 818     {
 819         long tmp;
 820         if ( params.ToLong(&tmp) )
 821         {
 822             m_maxChars = (size_t)tmp;
 823         }
 824         else
 825         {
 826             wxLogDebug( _T("Invalid wxGridCellTextEditor parameter string '%s' ignored"), params.c_str() );
 827         }
 828     }
 829 }
 830
 831 // return the value in the text control
 832 wxString wxGridCellTextEditor::GetValue() const
 833 {
 834     return Text()->GetValue();
 835 }
 836
 837 // ----------------------------------------------------------------------------
 838 // wxGridCellNumberEditor
 839 // ----------------------------------------------------------------------------
 840
 841 wxGridCellNumberEditor::wxGridCellNumberEditor(int min, int max)
 842 {
 843     m_min = min;
 844     m_max = max;
 845 }
 846
 847 void wxGridCellNumberEditor::Create(wxWindow* parent,
 848                                     wxWindowID id,
 849                                     wxEvtHandler* evtHandler)
 850 {
 851 #if wxUSE_SPINCTRL
 852     if ( HasRange() )
 853     {
 854         // create a spin ctrl
 855         m_control = new wxSpinCtrl(parent, wxID_ANY, wxEmptyString,
 856                                    wxDefaultPosition, wxDefaultSize,
 857                                    wxSP_ARROW_KEYS,
 858                                    m_min, m_max);
 859
 860         wxGridCellEditor::Create(parent, id, evtHandler);
 861     }
 862     else
 863 #endif
 864     {
 865         // just a text control
 866         wxGridCellTextEditor::Create(parent, id, evtHandler);
 867
 868 #if wxUSE_VALIDATORS
 869         Text()->SetValidator(wxTextValidator(wxFILTER_NUMERIC));
 870 #endif
 871     }
 872 }
 873
 874 void wxGridCellNumberEditor::BeginEdit(int row, int col, wxGrid* grid)
 875 {
 876     // first get the value
 877     wxGridTableBase *table = grid->GetTable();
 878     if ( table->CanGetValueAs(row, col, wxGRID_VALUE_NUMBER) )
 879     {
 880         m_valueOld = table->GetValueAsLong(row, col);
 881     }
 882     else
 883     {
 884         m_valueOld = 0;
 885         wxString sValue = table->GetValue(row, col);
 886         if (! sValue.ToLong(&m_valueOld) && ! sValue.empty())
 887         {
 888             wxFAIL_MSG( _T("this cell doesn't have numeric value") );
 889             return;
 890         }
 891     }
 892
 893 #if wxUSE_SPINCTRL
 894     if ( HasRange() )
 895     {
 896         Spin()->SetValue((int)m_valueOld);
 897         Spin()->SetFocus();
 898     }
 899     else
 900 #endif
 901     {
 902         DoBeginEdit(GetString());
 903     }
 904 }
 905
 906 bool wxGridCellNumberEditor::EndEdit(int row, int col,
 907                                      wxGrid* grid)
 908 {
 909     bool changed;
 910     long value = 0;
 911     wxString text;
 912
 913 #if wxUSE_SPINCTRL
 914     if ( HasRange() )
 915     {
 916         value = Spin()->GetValue();
 917         changed = value != m_valueOld;
 918         if (changed)
 919             text = wxString::Format(wxT("%ld"), value);
 920     }
 921     else
 922 #endif
 923     {
 924         text = Text()->GetValue();
 925         changed = (text.empty() || text.ToLong(&value)) && (value != m_valueOld);
 926     }
 927
 928     if ( changed )
 929     {
 930         if (grid->GetTable()->CanSetValueAs(row, col, wxGRID_VALUE_NUMBER))
 931             grid->GetTable()->SetValueAsLong(row, col, value);
 932         else
 933             grid->GetTable()->SetValue(row, col, text);
 934     }
 935
 936     return changed;
 937 }
 938
 939 void wxGridCellNumberEditor::Reset()
 940 {
 941 #if wxUSE_SPINCTRL
 942     if ( HasRange() )
 943     {
 944         Spin()->SetValue((int)m_valueOld);
 945     }
 946     else
 947 #endif
 948     {
 949         DoReset(GetString());
 950     }
 951 }
 952
 953 bool wxGridCellNumberEditor::IsAcceptedKey(wxKeyEvent& event)
 954 {
 955     if ( wxGridCellEditor::IsAcceptedKey(event) )
 956     {
 957         int keycode = event.GetKeyCode();
 958         if ( (keycode < 128) &&
 959              (wxIsdigit(keycode) || keycode == '+' || keycode == '-'))
 960         {
 961             return true;
 962         }
 963     }
 964
 965     return false;
 966 }
 967
 968 void wxGridCellNumberEditor::StartingKey(wxKeyEvent& event)
 969 {
 970     int keycode = event.GetKeyCode();
 971     if ( !HasRange() )
 972     {
 973         if ( wxIsdigit(keycode) || keycode == '+' || keycode == '-')
 974         {
 975             wxGridCellTextEditor::StartingKey(event);
 976
 977             // skip Skip() below
 978             return;
 979         }
 980     }
 981 #if wxUSE_SPINCTRL
 982     else
 983     {
 984         if ( wxIsdigit(keycode) )
 985         {
 986             wxSpinCtrl* spin = (wxSpinCtrl*)m_control;
 987             spin->SetValue(keycode - '0');
 988             spin->SetSelection(1,1);
 989             return;
 990         }
 991     }
 992 #endif
 993
 994     event.Skip();
 995 }
 996
 997 void wxGridCellNumberEditor::SetParameters(const wxString& params)
 998 {
 999     if ( !params )
1000     {
1001         // reset to default
1002         m_min =
1003         m_max = -1;
1004     }
1005     else
1006     {
1007         long tmp;
1008         if ( params.BeforeFirst(_T(',')).ToLong(&tmp) )
1009         {
1010             m_min = (int)tmp;
1011
1012             if ( params.AfterFirst(_T(',')).ToLong(&tmp) )
1013             {
1014                 m_max = (int)tmp;
1015
1016                 // skip the error message below
1017                 return;
1018             }
1019         }
1020
1021         wxLogDebug(_T("Invalid wxGridCellNumberEditor parameter string '%s' ignored"), params.c_str());
1022     }
1023 }
1024
1025 // return the value in the spin control if it is there (the text control otherwise)
1026 wxString wxGridCellNumberEditor::GetValue() const
1027 {
1028     wxString s;
1029
1030 #if wxUSE_SPINCTRL
1031     if ( HasRange() )
1032     {
1033         long value = Spin()->GetValue();
1034         s.Printf(wxT("%ld"), value);
1035     }
1036     else
1037 #endif
1038     {
1039         s = Text()->GetValue();
1040     }
1041
1042     return s;
1043 }
1044
1045 // ----------------------------------------------------------------------------
1046 // wxGridCellFloatEditor
1047 // ----------------------------------------------------------------------------
1048
1049 wxGridCellFloatEditor::wxGridCellFloatEditor(int width, int precision)
1050 {
1051     m_width = width;
1052     m_precision = precision;
1053 }
1054
1055 void wxGridCellFloatEditor::Create(wxWindow* parent,
1056                                    wxWindowID id,
1057                                    wxEvtHandler* evtHandler)
1058 {
1059     wxGridCellTextEditor::Create(parent, id, evtHandler);
1060
1061 #if wxUSE_VALIDATORS
1062     Text()->SetValidator(wxTextValidator(wxFILTER_NUMERIC));
1063 #endif
1064 }
1065
1066 void wxGridCellFloatEditor::BeginEdit(int row, int col, wxGrid* grid)
1067 {
1068     // first get the value
1069     wxGridTableBase *table = grid->GetTable();
1070     if ( table->CanGetValueAs(row, col, wxGRID_VALUE_FLOAT) )
1071     {
1072         m_valueOld = table->GetValueAsDouble(row, col);
1073     }
1074     else
1075     {
1076         m_valueOld = 0.0;
1077         wxString sValue = table->GetValue(row, col);
1078         if (! sValue.ToDouble(&m_valueOld) && ! sValue.empty())
1079         {
1080             wxFAIL_MSG( _T("this cell doesn't have float value") );
1081             return;
1082         }
1083     }
1084
1085     DoBeginEdit(GetString());
1086 }
1087
1088 bool wxGridCellFloatEditor::EndEdit(int row, int col,
1089                                      wxGrid* grid)
1090 {
1091     double value = 0.0;
1092     wxString text(Text()->GetValue());
1093
1094     if ( (text.empty() || text.ToDouble(&value)) &&
1095             !wxIsSameDouble(value, m_valueOld) )
1096     {
1097         if (grid->GetTable()->CanSetValueAs(row, col, wxGRID_VALUE_FLOAT))
1098             grid->GetTable()->SetValueAsDouble(row, col, value);
1099         else
1100             grid->GetTable()->SetValue(row, col, text);
1101
1102         return true;
1103     }
1104
1105     return false;
1106 }
1107
1108 void wxGridCellFloatEditor::Reset()
1109 {
1110     DoReset(GetString());
1111 }
1112
1113 void wxGridCellFloatEditor::StartingKey(wxKeyEvent& event)
1114 {
1115     int keycode = event.GetKeyCode();
1116     char tmpbuf[2];
1117     tmpbuf[0] = (char) keycode;
1118     tmpbuf[1] = '\0';
1119     wxString strbuf(tmpbuf, *wxConvCurrent);
1120
1121 #if wxUSE_INTL
1122     bool is_decimal_point = ( strbuf ==
1123        wxLocale::GetInfo(wxLOCALE_DECIMAL_POINT, wxLOCALE_CAT_NUMBER) );
1124 #else
1125     bool is_decimal_point = ( strbuf == _T(".") );
1126 #endif
1127
1128     if ( wxIsdigit(keycode) || keycode == '+' || keycode == '-'
1129          || is_decimal_point )
1130     {
1131         wxGridCellTextEditor::StartingKey(event);
1132
1133         // skip Skip() below
1134         return;
1135     }
1136
1137     event.Skip();
1138 }
1139
1140 void wxGridCellFloatEditor::SetParameters(const wxString& params)
1141 {
1142     if ( !params )
1143     {
1144         // reset to default
1145         m_width =
1146         m_precision = -1;
1147     }
1148     else
1149     {
1150         long tmp;
1151         if ( params.BeforeFirst(_T(',')).ToLong(&tmp) )
1152         {
1153             m_width = (int)tmp;
1154
1155             if ( params.AfterFirst(_T(',')).ToLong(&tmp) )
1156             {
1157                 m_precision = (int)tmp;
1158
1159                 // skip the error message below
1160                 return;
1161             }
1162         }
1163
1164         wxLogDebug(_T("Invalid wxGridCellFloatEditor parameter string '%s' ignored"), params.c_str());
1165     }
1166 }
1167
1168 wxString wxGridCellFloatEditor::GetString() const
1169 {
1170     wxString fmt;
1171     if ( m_precision == -1 && m_width != -1)
1172     {
1173         // default precision
1174         fmt.Printf(_T("%%%d.f"), m_width);
1175     }
1176     else if ( m_precision != -1 && m_width == -1)
1177     {
1178         // default width
1179         fmt.Printf(_T("%%.%df"), m_precision);
1180     }
1181     else if ( m_precision != -1 && m_width != -1 )
1182     {
1183         fmt.Printf(_T("%%%d.%df"), m_width, m_precision);
1184     }
1185     else
1186     {
1187         // default width/precision
1188         fmt = _T("%f");
1189     }
1190
1191     return wxString::Format(fmt, m_valueOld);
1192 }
1193
1194 bool wxGridCellFloatEditor::IsAcceptedKey(wxKeyEvent& event)
1195 {
1196     if ( wxGridCellEditor::IsAcceptedKey(event) )
1197     {
1198         const int keycode = event.GetKeyCode();
1199         if ( isascii(keycode) )
1200         {
1201             char tmpbuf[2];
1202             tmpbuf[0] = (char) keycode;
1203             tmpbuf[1] = '\0';
1204             wxString strbuf(tmpbuf, *wxConvCurrent);
1205
1206 #if wxUSE_INTL
1207             const wxString decimalPoint =
1208                 wxLocale::GetInfo(wxLOCALE_DECIMAL_POINT, wxLOCALE_CAT_NUMBER);
1209 #else
1210             const wxString decimalPoint(_T('.'));
1211 #endif
1212
1213             // accept digits, 'e' as in '1e+6', also '-', '+', and '.'
1214             if ( wxIsdigit(keycode) ||
1215                     tolower(keycode) == 'e' ||
1216                         keycode == decimalPoint ||
1217                             keycode == '+' ||
1218                                 keycode == '-' )
1219             {
1220                 return true;
1221             }
1222         }
1223     }
1224
1225     return false;
1226 }
1227
1228 #endif // wxUSE_TEXTCTRL
1229
1230 #if wxUSE_CHECKBOX
1231
1232 // ----------------------------------------------------------------------------
1233 // wxGridCellBoolEditor
1234 // ----------------------------------------------------------------------------
1235
1236 // the default values for GetValue()
1237 wxString wxGridCellBoolEditor::ms_stringValues[2] = { _T("1"), _T("") };
1238
1239 void wxGridCellBoolEditor::Create(wxWindow* parent,
1240                                   wxWindowID id,
1241                                   wxEvtHandler* evtHandler)
1242 {
1243     m_control = new wxCheckBox(parent, id, wxEmptyString,
1244                                wxDefaultPosition, wxDefaultSize,
1245                                wxNO_BORDER);
1246
1247     wxGridCellEditor::Create(parent, id, evtHandler);
1248 }
1249
1250 void wxGridCellBoolEditor::SetSize(const wxRect& r)
1251 {
1252     bool resize = false;
1253     wxSize size = m_control->GetSize();
1254     wxCoord minSize = wxMin(r.width, r.height);
1255
1256     // check if the checkbox is not too big/small for this cell
1257     wxSize sizeBest = m_control->GetBestSize();
1258     if ( !(size == sizeBest) )
1259     {
1260         // reset to default size if it had been made smaller
1261         size = sizeBest;
1262
1263         resize = true;
1264     }
1265
1266     if ( size.x >= minSize || size.y >= minSize )
1267     {
1268         // leave 1 pixel margin
1269         size.x = size.y = minSize - 2;
1270
1271         resize = true;
1272     }
1273
1274     if ( resize )
1275     {
1276         m_control->SetSize(size);
1277     }
1278
1279     // position it in the centre of the rectangle (TODO: support alignment?)
1280
1281 #if defined(__WXGTK__) || defined (__WXMOTIF__)
1282     // the checkbox without label still has some space to the right in wxGTK,
1283     // so shift it to the right
1284     size.x -= 8;
1285 #elif defined(__WXMSW__)
1286     // here too, but in other way
1287     size.x += 1;
1288     size.y -= 2;
1289 #endif
1290
1291     int hAlign = wxALIGN_CENTRE;
1292     int vAlign = wxALIGN_CENTRE;
1293     if (GetCellAttr())
1294         GetCellAttr()->GetAlignment(& hAlign, & vAlign);
1295
1296     int x = 0, y = 0;
1297     if (hAlign == wxALIGN_LEFT)
1298     {
1299         x = r.x + 2;
1300
1301 #ifdef __WXMSW__
1302         x += 2;
1303 #endif
1304
1305         y = r.y + r.height / 2 - size.y / 2;
1306     }
1307     else if (hAlign == wxALIGN_RIGHT)
1308     {
1309         x = r.x + r.width - size.x - 2;
1310         y = r.y + r.height / 2 - size.y / 2;
1311     }
1312     else if (hAlign == wxALIGN_CENTRE)
1313     {
1314         x = r.x + r.width / 2 - size.x / 2;
1315         y = r.y + r.height / 2 - size.y / 2;
1316     }
1317
1318     m_control->Move(x, y);
1319 }
1320
1321 void wxGridCellBoolEditor::Show(bool show, wxGridCellAttr *attr)
1322 {
1323     m_control->Show(show);
1324
1325     if ( show )
1326     {
1327         wxColour colBg = attr ? attr->GetBackgroundColour() : *wxLIGHT_GREY;
1328         CBox()->SetBackgroundColour(colBg);
1329     }
1330 }
1331
1332 void wxGridCellBoolEditor::BeginEdit(int row, int col, wxGrid* grid)
1333 {
1334     wxASSERT_MSG(m_control,
1335                  wxT("The wxGridCellEditor must be created first!"));
1336
1337     if (grid->GetTable()->CanGetValueAs(row, col, wxGRID_VALUE_BOOL))
1338     {
1339         m_startValue = grid->GetTable()->GetValueAsBool(row, col);
1340     }
1341     else
1342     {
1343         wxString cellval( grid->GetTable()->GetValue(row, col) );
1344
1345         if ( cellval == ms_stringValues[false] )
1346             m_startValue = false;
1347         else if ( cellval == ms_stringValues[true] )
1348             m_startValue = true;
1349         else
1350         {
1351             // do not try to be smart here and convert it to true or false
1352             // because we'll still overwrite it with something different and
1353             // this risks to be very surprising for the user code, let them
1354             // know about it
1355             wxFAIL_MSG( _T("invalid value for a cell with bool editor!") );
1356         }
1357     }
1358
1359     CBox()->SetValue(m_startValue);
1360     CBox()->SetFocus();
1361 }
1362
1363 bool wxGridCellBoolEditor::EndEdit(int row, int col,
1364                                    wxGrid* grid)
1365 {
1366     wxASSERT_MSG(m_control,
1367                  wxT("The wxGridCellEditor must be created first!"));
1368
1369     bool changed = false;
1370     bool value = CBox()->GetValue();
1371     if ( value != m_startValue )
1372         changed = true;
1373
1374     if ( changed )
1375     {
1376         wxGridTableBase * const table = grid->GetTable();
1377         if ( table->CanGetValueAs(row, col, wxGRID_VALUE_BOOL) )
1378             table->SetValueAsBool(row, col, value);
1379         else
1380             table->SetValue(row, col, GetValue());
1381     }
1382
1383     return changed;
1384 }
1385
1386 void wxGridCellBoolEditor::Reset()
1387 {
1388     wxASSERT_MSG(m_control,
1389                  wxT("The wxGridCellEditor must be created first!"));
1390
1391     CBox()->SetValue(m_startValue);
1392 }
1393
1394 void wxGridCellBoolEditor::StartingClick()
1395 {
1396     CBox()->SetValue(!CBox()->GetValue());
1397 }
1398
1399 bool wxGridCellBoolEditor::IsAcceptedKey(wxKeyEvent& event)
1400 {
1401     if ( wxGridCellEditor::IsAcceptedKey(event) )
1402     {
1403         int keycode = event.GetKeyCode();
1404         switch ( keycode )
1405         {
1406             case WXK_SPACE:
1407             case '+':
1408             case '-':
1409                 return true;
1410         }
1411     }
1412
1413     return false;
1414 }
1415
1416 void wxGridCellBoolEditor::StartingKey(wxKeyEvent& event)
1417 {
1418     int keycode = event.GetKeyCode();
1419     switch ( keycode )
1420     {
1421         case WXK_SPACE:
1422             CBox()->SetValue(!CBox()->GetValue());
1423             break;
1424
1425         case '+':
1426             CBox()->SetValue(true);
1427             break;
1428
1429         case '-':
1430             CBox()->SetValue(false);
1431             break;
1432     }
1433 }
1434
1435 wxString wxGridCellBoolEditor::GetValue() const
1436 {
1437   return ms_stringValues[CBox()->GetValue()];
1438 }
1439
1440 /* static */ void
1441 wxGridCellBoolEditor::UseStringValues(const wxString& valueTrue,
1442                                       const wxString& valueFalse)
1443 {
1444     ms_stringValues[false] = valueFalse;
1445     ms_stringValues[true] = valueTrue;
1446 }
1447
1448 /* static */ bool
1449 wxGridCellBoolEditor::IsTrueValue(const wxString& value)
1450 {
1451     return value == ms_stringValues[true];
1452 }
1453
1454 #endif // wxUSE_CHECKBOX
1455
1456 #if wxUSE_COMBOBOX
1457
1458 // ----------------------------------------------------------------------------
1459 // wxGridCellChoiceEditor
1460 // ----------------------------------------------------------------------------
1461
1462 wxGridCellChoiceEditor::wxGridCellChoiceEditor(const wxArrayString& choices,
1463                                                bool allowOthers)
1464     : m_choices(choices),
1465       m_allowOthers(allowOthers) { }
1466
1467 wxGridCellChoiceEditor::wxGridCellChoiceEditor(size_t count,
1468                                                const wxString choices[],
1469                                                bool allowOthers)
1470                       : m_allowOthers(allowOthers)
1471 {
1472     if ( count )
1473     {
1474         m_choices.Alloc(count);
1475         for ( size_t n = 0; n < count; n++ )
1476         {
1477             m_choices.Add(choices[n]);
1478         }
1479     }
1480 }
1481
1482 wxGridCellEditor *wxGridCellChoiceEditor::Clone() const
1483 {
1484     wxGridCellChoiceEditor *editor = new wxGridCellChoiceEditor;
1485     editor->m_allowOthers = m_allowOthers;
1486     editor->m_choices = m_choices;
1487
1488     return editor;
1489 }
1490
1491 void wxGridCellChoiceEditor::Create(wxWindow* parent,
1492                                     wxWindowID id,
1493                                     wxEvtHandler* evtHandler)
1494 {
1495     m_control = new wxComboBox(parent, id, wxEmptyString,
1496                                wxDefaultPosition, wxDefaultSize,
1497                                m_choices,
1498                                m_allowOthers ? 0 : wxCB_READONLY);
1499
1500     wxGridCellEditor::Create(parent, id, evtHandler);
1501 }
1502
1503 void wxGridCellChoiceEditor::PaintBackground(const wxRect& rectCell,
1504                                              wxGridCellAttr * attr)
1505 {
1506     // as we fill the entire client area, don't do anything here to minimize
1507     // flicker
1508
1509     // TODO: It doesn't actually fill the client area since the height of a
1510     // combo always defaults to the standard.  Until someone has time to
1511     // figure out the right rectangle to paint, just do it the normal way.
1512     wxGridCellEditor::PaintBackground(rectCell, attr);
1513 }
1514
1515 void wxGridCellChoiceEditor::BeginEdit(int row, int col, wxGrid* grid)
1516 {
1517     wxASSERT_MSG(m_control,
1518                  wxT("The wxGridCellEditor must be created first!"));
1519
1520     wxGridCellEditorEvtHandler* evtHandler = NULL;
1521     if (m_control)
1522         evtHandler = wxDynamicCast(m_control->GetEventHandler(), wxGridCellEditorEvtHandler);
1523
1524     // Don't immediately end if we get a kill focus event within BeginEdit
1525     if (evtHandler)
1526         evtHandler->SetInSetFocus(true);
1527
1528     m_startValue = grid->GetTable()->GetValue(row, col);
1529
1530     if (m_allowOthers)
1531     {
1532         Combo()->SetValue(m_startValue);
1533     }
1534     else
1535     {
1536         // find the right position, or default to the first if not found
1537         int pos = Combo()->FindString(m_startValue);
1538         if (pos == wxNOT_FOUND)
1539             pos = 0;
1540         Combo()->SetSelection(pos);
1541     }
1542
1543     Combo()->SetInsertionPointEnd();
1544     Combo()->SetFocus();
1545
1546     if (evtHandler)
1547     {
1548         // When dropping down the menu, a kill focus event
1549         // happens after this point, so we can't reset the flag yet.
1550 #if !defined(__WXGTK20__)
1551         evtHandler->SetInSetFocus(false);
1552 #endif
1553     }
1554 }
1555
1556 bool wxGridCellChoiceEditor::EndEdit(int row, int col,
1557                                      wxGrid* grid)
1558 {
1559     wxString value = Combo()->GetValue();
1560     if ( value == m_startValue )
1561         return false;
1562
1563     grid->GetTable()->SetValue(row, col, value);
1564
1565     return true;
1566 }
1567
1568 void wxGridCellChoiceEditor::Reset()
1569 {
1570     Combo()->SetValue(m_startValue);
1571     Combo()->SetInsertionPointEnd();
1572 }
1573
1574 void wxGridCellChoiceEditor::SetParameters(const wxString& params)
1575 {
1576     if ( !params )
1577     {
1578         // what can we do?
1579         return;
1580     }
1581
1582     m_choices.Empty();
1583
1584     wxStringTokenizer tk(params, _T(','));
1585     while ( tk.HasMoreTokens() )
1586     {
1587         m_choices.Add(tk.GetNextToken());
1588     }
1589 }
1590
1591 // return the value in the text control
1592 wxString wxGridCellChoiceEditor::GetValue() const
1593 {
1594   return Combo()->GetValue();
1595 }
1596
1597 #endif // wxUSE_COMBOBOX
1598
1599 // ----------------------------------------------------------------------------
1600 // wxGridCellEditorEvtHandler
1601 // ----------------------------------------------------------------------------
1602
1603 void wxGridCellEditorEvtHandler::OnKillFocus(wxFocusEvent& event)
1604 {
1605     // Don't disable the cell if we're just starting to edit it
1606     if (m_inSetFocus)
1607         return;
1608
1609     // accept changes
1610     m_grid->DisableCellEditControl();
1611
1612     event.Skip();
1613 }
1614
1615 void wxGridCellEditorEvtHandler::OnKeyDown(wxKeyEvent& event)
1616 {
1617     switch ( event.GetKeyCode() )
1618     {
1619         case WXK_ESCAPE:
1620             m_editor->Reset();
1621             m_grid->DisableCellEditControl();
1622             break;
1623
1624         case WXK_TAB:
1625             m_grid->GetEventHandler()->ProcessEvent( event );
1626             break;
1627
1628         case WXK_RETURN:
1629         case WXK_NUMPAD_ENTER:
1630             if (!m_grid->GetEventHandler()->ProcessEvent(event))
1631                 m_editor->HandleReturn(event);
1632             break;
1633
1634         default:
1635             event.Skip();
1636             break;
1637     }
1638 }
1639
1640 void wxGridCellEditorEvtHandler::OnChar(wxKeyEvent& event)
1641 {
1642     int row = m_grid->GetGridCursorRow();
1643     int col = m_grid->GetGridCursorCol();
1644     wxRect rect = m_grid->CellToRect( row, col );
1645     int cw, ch;
1646     m_grid->GetGridWindow()->GetClientSize( &cw, &ch );
1647
1648     // if cell width is smaller than grid client area, cell is wholly visible
1649     bool wholeCellVisible = (rect.GetWidth() < cw);
1650
1651     switch ( event.GetKeyCode() )
1652     {
1653         case WXK_ESCAPE:
1654         case WXK_TAB:
1655         case WXK_RETURN:
1656         case WXK_NUMPAD_ENTER:
1657             break;
1658
1659         case WXK_HOME:
1660         {
1661             if ( wholeCellVisible )
1662             {
1663                 // no special processing needed...
1664                 event.Skip();
1665                 break;
1666             }
1667
1668             // do special processing for partly visible cell...
1669
1670             // get the widths of all cells previous to this one
1671             int colXPos = 0;
1672             for ( int i = 0; i < col; i++ )
1673             {
1674                 colXPos += m_grid->GetColSize(i);
1675             }
1676
1677             int xUnit = 1, yUnit = 1;
1678             m_grid->GetScrollPixelsPerUnit(&xUnit, &yUnit);
1679             if (col != 0)
1680             {
1681                 m_grid->Scroll(colXPos / xUnit - 1, m_grid->GetScrollPos(wxVERTICAL));
1682             }
1683             else
1684             {
1685                 m_grid->Scroll(colXPos / xUnit, m_grid->GetScrollPos(wxVERTICAL));
1686             }
1687             event.Skip();
1688             break;
1689         }
1690
1691         case WXK_END:
1692         {
1693             if ( wholeCellVisible )
1694             {
1695                 // no special processing needed...
1696                 event.Skip();
1697                 break;
1698             }
1699
1700             // do special processing for partly visible cell...
1701
1702             int textWidth = 0;
1703             wxString value = m_grid->GetCellValue(row, col);
1704             if ( wxEmptyString != value )
1705             {
1706                 // get width of cell CONTENTS (text)
1707                 int y;
1708                 wxFont font = m_grid->GetCellFont(row, col);
1709                 m_grid->GetTextExtent(value, &textWidth, &y, NULL, NULL, &font);
1710
1711                 // try to RIGHT align the text by scrolling
1712                 int client_right = m_grid->GetGridWindow()->GetClientSize().GetWidth();
1713
1714                 // (m_grid->GetScrollLineX()*2) is a factor for not scrolling to far,
1715                 // otherwise the last part of the cell content might be hidden below the scroll bar
1716                 // FIXME: maybe there is a more suitable correction?
1717                 textWidth -= (client_right - (m_grid->GetScrollLineX() * 2));
1718                 if ( textWidth < 0 )
1719                 {
1720                     textWidth = 0;
1721                 }
1722             }
1723
1724             // get the widths of all cells previous to this one
1725             int colXPos = 0;
1726             for ( int i = 0; i < col; i++ )
1727             {
1728                 colXPos += m_grid->GetColSize(i);
1729             }
1730
1731             // and add the (modified) text width of the cell contents
1732             // as we'd like to see the last part of the cell contents
1733             colXPos += textWidth;
1734
1735             int xUnit = 1, yUnit = 1;
1736             m_grid->GetScrollPixelsPerUnit(&xUnit, &yUnit);
1737             m_grid->Scroll(colXPos / xUnit - 1, m_grid->GetScrollPos(wxVERTICAL));
1738             event.Skip();
1739             break;
1740         }
1741
1742         default:
1743             event.Skip();
1744             break;
1745     }
1746 }
1747
1748 // ----------------------------------------------------------------------------
1749 // wxGridCellWorker is an (almost) empty common base class for
1750 // wxGridCellRenderer and wxGridCellEditor managing ref counting
1751 // ----------------------------------------------------------------------------
1752
1753 void wxGridCellWorker::SetParameters(const wxString& WXUNUSED(params))
1754 {
1755     // nothing to do
1756 }
1757
1758 wxGridCellWorker::~wxGridCellWorker()
1759 {
1760 }
1761
1762 // ============================================================================
1763 // renderer classes
1764 // ============================================================================
1765
1766 // ----------------------------------------------------------------------------
1767 // wxGridCellRenderer
1768 // ----------------------------------------------------------------------------
1769
1770 void wxGridCellRenderer::Draw(wxGrid& grid,
1771                               wxGridCellAttr& attr,
1772                               wxDC& dc,
1773                               const wxRect& rect,
1774                               int WXUNUSED(row), int WXUNUSED(col),
1775                               bool isSelected)
1776 {
1777     dc.SetBackgroundMode( wxSOLID );
1778
1779     // grey out fields if the grid is disabled
1780     if ( grid.IsEnabled() )
1781     {
1782         if ( isSelected )
1783         {
1784             dc.SetBrush( wxBrush(grid.GetSelectionBackground(), wxSOLID) );
1785         }
1786         else
1787         {
1788             dc.SetBrush( wxBrush(attr.GetBackgroundColour(), wxSOLID) );
1789         }
1790     }
1791     else
1792     {
1793         dc.SetBrush(wxBrush(wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE), wxSOLID));
1794     }
1795
1796     dc.SetPen( *wxTRANSPARENT_PEN );
1797     dc.DrawRectangle(rect);
1798 }
1799
1800 // ----------------------------------------------------------------------------
1801 // wxGridCellStringRenderer
1802 // ----------------------------------------------------------------------------
1803
1804 void wxGridCellStringRenderer::SetTextColoursAndFont(const wxGrid& grid,
1805                                                      const wxGridCellAttr& attr,
1806                                                      wxDC& dc,
1807                                                      bool isSelected)
1808 {
1809     dc.SetBackgroundMode( wxTRANSPARENT );
1810
1811     // TODO some special colours for attr.IsReadOnly() case?
1812
1813     // different coloured text when the grid is disabled
1814     if ( grid.IsEnabled() )
1815     {
1816         if ( isSelected )
1817         {
1818             dc.SetTextBackground( grid.GetSelectionBackground() );
1819             dc.SetTextForeground( grid.GetSelectionForeground() );
1820         }
1821         else
1822         {
1823             dc.SetTextBackground( attr.GetBackgroundColour() );
1824             dc.SetTextForeground( attr.GetTextColour() );
1825         }
1826     }
1827     else
1828     {
1829         dc.SetTextBackground(wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE));
1830         dc.SetTextForeground(wxSystemSettings::GetColour(wxSYS_COLOUR_GRAYTEXT));
1831     }
1832
1833     dc.SetFont( attr.GetFont() );
1834 }
1835
1836 wxSize wxGridCellStringRenderer::DoGetBestSize(const wxGridCellAttr& attr,
1837                                                wxDC& dc,
1838                                                const wxString& text)
1839 {
1840     wxCoord x = 0, y = 0, max_x = 0;
1841     dc.SetFont(attr.GetFont());
1842     wxStringTokenizer tk(text, _T('\n'));
1843     while ( tk.HasMoreTokens() )
1844     {
1845         dc.GetTextExtent(tk.GetNextToken(), &x, &y);
1846         max_x = wxMax(max_x, x);
1847     }
1848
1849     y *= 1 + text.Freq(wxT('\n')); // multiply by the number of lines.
1850
1851     return wxSize(max_x, y);
1852 }
1853
1854 wxSize wxGridCellStringRenderer::GetBestSize(wxGrid& grid,
1855                                              wxGridCellAttr& attr,
1856                                              wxDC& dc,
1857                                              int row, int col)
1858 {
1859     return DoGetBestSize(attr, dc, grid.GetCellValue(row, col));
1860 }
1861
1862 void wxGridCellStringRenderer::Draw(wxGrid& grid,
1863                                     wxGridCellAttr& attr,
1864                                     wxDC& dc,
1865                                     const wxRect& rectCell,
1866                                     int row, int col,
1867                                     bool isSelected)
1868 {
1869     wxRect rect = rectCell;
1870     rect.Inflate(-1);
1871
1872     // erase only this cells background, overflow cells should have been erased
1873     wxGridCellRenderer::Draw(grid, attr, dc, rectCell, row, col, isSelected);
1874
1875     int hAlign, vAlign;
1876     attr.GetAlignment(&hAlign, &vAlign);
1877
1878     int overflowCols = 0;
1879
1880     if (attr.GetOverflow())
1881     {
1882         int cols = grid.GetNumberCols();
1883         int best_width = GetBestSize(grid,attr,dc,row,col).GetWidth();
1884         int cell_rows, cell_cols;
1885         attr.GetSize( &cell_rows, &cell_cols ); // shouldn't get here if <= 0
1886         if ((best_width > rectCell.width) && (col < cols) && grid.GetTable())
1887         {
1888             int i, c_cols, c_rows;
1889             for (i = col+cell_cols; i < cols; i++)
1890             {
1891                 bool is_empty = true;
1892                 for (int j=row; j < row + cell_rows; j++)
1893                 {
1894                     // check w/ anchor cell for multicell block
1895                     grid.GetCellSize(j, i, &c_rows, &c_cols);
1896                     if (c_rows > 0)
1897                         c_rows = 0;
1898                     if (!grid.GetTable()->IsEmptyCell(j + c_rows, i))
1899                     {
1900                         is_empty = false;
1901                         break;
1902                     }
1903                 }
1904
1905                 if (is_empty)
1906                 {
1907                     rect.width += grid.GetColSize(i);
1908                 }
1909                 else
1910                 {
1911                     i--;
1912                     break;
1913                 }
1914
1915                 if (rect.width >= best_width)
1916                     break;
1917             }
1918
1919             overflowCols = i - col - cell_cols + 1;
1920             if (overflowCols >= cols)
1921                 overflowCols = cols - 1;
1922         }
1923
1924         if (overflowCols > 0) // redraw overflow cells w/ proper hilight
1925         {
1926             hAlign = wxALIGN_LEFT; // if oveflowed then it's left aligned
1927             wxRect clip = rect;
1928             clip.x += rectCell.width;
1929             // draw each overflow cell individually
1930             int col_end = col + cell_cols + overflowCols;
1931             if (col_end >= grid.GetNumberCols())
1932                 col_end = grid.GetNumberCols() - 1;
1933             for (int i = col + cell_cols; i <= col_end; i++)
1934             {
1935                 clip.width = grid.GetColSize(i) - 1;
1936                 dc.DestroyClippingRegion();
1937                 dc.SetClippingRegion(clip);
1938
1939                 SetTextColoursAndFont(grid, attr, dc,
1940                         grid.IsInSelection(row,i));
1941
1942                 grid.DrawTextRectangle(dc, grid.GetCellValue(row, col),
1943                         rect, hAlign, vAlign);
1944                 clip.x += grid.GetColSize(i) - 1;
1945             }
1946
1947             rect = rectCell;
1948             rect.Inflate(-1);
1949             rect.width++;
1950             dc.DestroyClippingRegion();
1951         }
1952     }
1953
1954     // now we only have to draw the text
1955     SetTextColoursAndFont(grid, attr, dc, isSelected);
1956
1957     grid.DrawTextRectangle(dc, grid.GetCellValue(row, col),
1958                            rect, hAlign, vAlign);
1959 }
1960
1961 // ----------------------------------------------------------------------------
1962 // wxGridCellNumberRenderer
1963 // ----------------------------------------------------------------------------
1964
1965 wxString wxGridCellNumberRenderer::GetString(const wxGrid& grid, int row, int col)
1966 {
1967     wxGridTableBase *table = grid.GetTable();
1968     wxString text;
1969     if ( table->CanGetValueAs(row, col, wxGRID_VALUE_NUMBER) )
1970     {
1971         text.Printf(_T("%ld"), table->GetValueAsLong(row, col));
1972     }
1973     else
1974     {
1975         text = table->GetValue(row, col);
1976     }
1977
1978     return text;
1979 }
1980
1981 void wxGridCellNumberRenderer::Draw(wxGrid& grid,
1982                                     wxGridCellAttr& attr,
1983                                     wxDC& dc,
1984                                     const wxRect& rectCell,
1985                                     int row, int col,
1986                                     bool isSelected)
1987 {
1988     wxGridCellRenderer::Draw(grid, attr, dc, rectCell, row, col, isSelected);
1989
1990     SetTextColoursAndFont(grid, attr, dc, isSelected);
1991
1992     // draw the text right aligned by default
1993     int hAlign, vAlign;
1994     attr.GetAlignment(&hAlign, &vAlign);
1995     hAlign = wxALIGN_RIGHT;
1996
1997     wxRect rect = rectCell;
1998     rect.Inflate(-1);
1999
2000     grid.DrawTextRectangle(dc, GetString(grid, row, col), rect, hAlign, vAlign);
2001 }
2002
2003 wxSize wxGridCellNumberRenderer::GetBestSize(wxGrid& grid,
2004                                              wxGridCellAttr& attr,
2005                                              wxDC& dc,
2006                                              int row, int col)
2007 {
2008     return DoGetBestSize(attr, dc, GetString(grid, row, col));
2009 }
2010
2011 // ----------------------------------------------------------------------------
2012 // wxGridCellFloatRenderer
2013 // ----------------------------------------------------------------------------
2014
2015 wxGridCellFloatRenderer::wxGridCellFloatRenderer(int width, int precision)
2016 {
2017     SetWidth(width);
2018     SetPrecision(precision);
2019 }
2020
2021 wxGridCellRenderer *wxGridCellFloatRenderer::Clone() const
2022 {
2023     wxGridCellFloatRenderer *renderer = new wxGridCellFloatRenderer;
2024     renderer->m_width = m_width;
2025     renderer->m_precision = m_precision;
2026     renderer->m_format = m_format;
2027
2028     return renderer;
2029 }
2030
2031 wxString wxGridCellFloatRenderer::GetString(const wxGrid& grid, int row, int col)
2032 {
2033     wxGridTableBase *table = grid.GetTable();
2034
2035     bool hasDouble;
2036     double val;
2037     wxString text;
2038     if ( table->CanGetValueAs(row, col, wxGRID_VALUE_FLOAT) )
2039     {
2040         val = table->GetValueAsDouble(row, col);
2041         hasDouble = true;
2042     }
2043     else
2044     {
2045         text = table->GetValue(row, col);
2046         hasDouble = text.ToDouble(&val);
2047     }
2048
2049     if ( hasDouble )
2050     {
2051         if ( !m_format )
2052         {
2053             if ( m_width == -1 )
2054             {
2055                 if ( m_precision == -1 )
2056                 {
2057                     // default width/precision
2058                     m_format = _T("%f");
2059                 }
2060                 else
2061                 {
2062                     m_format.Printf(_T("%%.%df"), m_precision);
2063                 }
2064             }
2065             else if ( m_precision == -1 )
2066             {
2067                 // default precision
2068                 m_format.Printf(_T("%%%d.f"), m_width);
2069             }
2070             else
2071             {
2072                 m_format.Printf(_T("%%%d.%df"), m_width, m_precision);
2073             }
2074         }
2075
2076         text.Printf(m_format, val);
2077
2078     }
2079     //else: text already contains the string
2080
2081     return text;
2082 }
2083
2084 void wxGridCellFloatRenderer::Draw(wxGrid& grid,
2085                                    wxGridCellAttr& attr,
2086                                    wxDC& dc,
2087                                    const wxRect& rectCell,
2088                                    int row, int col,
2089                                    bool isSelected)
2090 {
2091     wxGridCellRenderer::Draw(grid, attr, dc, rectCell, row, col, isSelected);
2092
2093     SetTextColoursAndFont(grid, attr, dc, isSelected);
2094
2095     // draw the text right aligned by default
2096     int hAlign, vAlign;
2097     attr.GetAlignment(&hAlign, &vAlign);
2098     hAlign = wxALIGN_RIGHT;
2099
2100     wxRect rect = rectCell;
2101     rect.Inflate(-1);
2102
2103     grid.DrawTextRectangle(dc, GetString(grid, row, col), rect, hAlign, vAlign);
2104 }
2105
2106 wxSize wxGridCellFloatRenderer::GetBestSize(wxGrid& grid,
2107                                             wxGridCellAttr& attr,
2108                                             wxDC& dc,
2109                                             int row, int col)
2110 {
2111     return DoGetBestSize(attr, dc, GetString(grid, row, col));
2112 }
2113
2114 void wxGridCellFloatRenderer::SetParameters(const wxString& params)
2115 {
2116     if ( !params )
2117     {
2118         // reset to defaults
2119         SetWidth(-1);
2120         SetPrecision(-1);
2121     }
2122     else
2123     {
2124         wxString tmp = params.BeforeFirst(_T(','));
2125         if ( !tmp.empty() )
2126         {
2127             long width;
2128             if ( tmp.ToLong(&width) )
2129             {
2130                 SetWidth((int)width);
2131             }
2132             else
2133             {
2134                 wxLogDebug(_T("Invalid wxGridCellFloatRenderer width parameter string '%s ignored"), params.c_str());
2135             }
2136         }
2137
2138         tmp = params.AfterFirst(_T(','));
2139         if ( !tmp.empty() )
2140         {
2141             long precision;
2142             if ( tmp.ToLong(&precision) )
2143             {
2144                 SetPrecision((int)precision);
2145             }
2146             else
2147             {
2148                 wxLogDebug(_T("Invalid wxGridCellFloatRenderer precision parameter string '%s ignored"), params.c_str());
2149             }
2150         }
2151     }
2152 }
2153
2154 // ----------------------------------------------------------------------------
2155 // wxGridCellBoolRenderer
2156 // ----------------------------------------------------------------------------
2157
2158 wxSize wxGridCellBoolRenderer::ms_sizeCheckMark;
2159
2160 // FIXME these checkbox size calculations are really ugly...
2161
2162 // between checkmark and box
2163 static const wxCoord wxGRID_CHECKMARK_MARGIN = 2;
2164
2165 wxSize wxGridCellBoolRenderer::GetBestSize(wxGrid& grid,
2166                                            wxGridCellAttr& WXUNUSED(attr),
2167                                            wxDC& WXUNUSED(dc),
2168                                            int WXUNUSED(row),
2169                                            int WXUNUSED(col))
2170 {
2171     // compute it only once (no locks for MT safeness in GUI thread...)
2172     if ( !ms_sizeCheckMark.x )
2173     {
2174         // get checkbox size
2175         wxCheckBox *checkbox = new wxCheckBox(&grid, wxID_ANY, wxEmptyString);
2176         wxSize size = checkbox->GetBestSize();
2177         wxCoord checkSize = size.y + 2 * wxGRID_CHECKMARK_MARGIN;
2178
2179         // FIXME wxGTK::wxCheckBox::GetBestSize() gives "wrong" result
2180 #if defined(__WXGTK__) || defined(__WXMOTIF__)
2181         checkSize -= size.y / 2;
2182 #endif
2183
2184         delete checkbox;
2185
2186         ms_sizeCheckMark.x = ms_sizeCheckMark.y = checkSize;
2187     }
2188
2189     return ms_sizeCheckMark;
2190 }
2191
2192 void wxGridCellBoolRenderer::Draw(wxGrid& grid,
2193                                   wxGridCellAttr& attr,
2194                                   wxDC& dc,
2195                                   const wxRect& rect,
2196                                   int row, int col,
2197                                   bool isSelected)
2198 {
2199     wxGridCellRenderer::Draw(grid, attr, dc, rect, row, col, isSelected);
2200
2201     // draw a check mark in the centre (ignoring alignment - TODO)
2202     wxSize size = GetBestSize(grid, attr, dc, row, col);
2203
2204     // don't draw outside the cell
2205     wxCoord minSize = wxMin(rect.width, rect.height);
2206     if ( size.x >= minSize || size.y >= minSize )
2207     {
2208         // and even leave (at least) 1 pixel margin
2209         size.x = size.y = minSize - 2;
2210     }
2211
2212     // draw a border around checkmark
2213     int vAlign, hAlign;
2214     attr.GetAlignment(&hAlign, &vAlign);
2215
2216     wxRect rectBorder;
2217     if (hAlign == wxALIGN_CENTRE)
2218     {
2219         rectBorder.x = rect.x + rect.width / 2 - size.x / 2;
2220         rectBorder.y = rect.y + rect.height / 2 - size.y / 2;
2221         rectBorder.width = size.x;
2222         rectBorder.height = size.y;
2223     }
2224     else if (hAlign == wxALIGN_LEFT)
2225     {
2226         rectBorder.x = rect.x + 2;
2227         rectBorder.y = rect.y + rect.height / 2 - size.y / 2;
2228         rectBorder.width = size.x;
2229         rectBorder.height = size.y;
2230     }
2231     else if (hAlign == wxALIGN_RIGHT)
2232     {
2233         rectBorder.x = rect.x + rect.width - size.x - 2;
2234         rectBorder.y = rect.y + rect.height / 2 - size.y / 2;
2235         rectBorder.width = size.x;
2236         rectBorder.height = size.y;
2237     }
2238
2239     bool value;
2240     if ( grid.GetTable()->CanGetValueAs(row, col, wxGRID_VALUE_BOOL) )
2241     {
2242         value = grid.GetTable()->GetValueAsBool(row, col);
2243     }
2244     else
2245     {
2246         wxString cellval( grid.GetTable()->GetValue(row, col) );
2247         value = wxGridCellBoolEditor::IsTrueValue(cellval);
2248     }
2249
2250     if ( value )
2251     {
2252         wxRect rectMark = rectBorder;
2253
2254 #ifdef __WXMSW__
2255         // MSW DrawCheckMark() is weird (and should probably be changed...)
2256         rectMark.Inflate(-wxGRID_CHECKMARK_MARGIN / 2);
2257         rectMark.x++;
2258         rectMark.y++;
2259 #else
2260         rectMark.Inflate(-wxGRID_CHECKMARK_MARGIN);
2261 #endif
2262
2263         dc.SetTextForeground(attr.GetTextColour());
2264         dc.DrawCheckMark(rectMark);
2265     }
2266
2267     dc.SetBrush(*wxTRANSPARENT_BRUSH);
2268     dc.SetPen(wxPen(attr.GetTextColour(), 1, wxSOLID));
2269     dc.DrawRectangle(rectBorder);
2270 }
2271
2272 // ----------------------------------------------------------------------------
2273 // wxGridCellAttr
2274 // ----------------------------------------------------------------------------
2275
2276 void wxGridCellAttr::Init(wxGridCellAttr *attrDefault)
2277 {
2278     m_nRef = 1;
2279
2280     m_isReadOnly = Unset;
2281
2282     m_renderer = NULL;
2283     m_editor = NULL;
2284
2285     m_attrkind = wxGridCellAttr::Cell;
2286
2287     m_sizeRows = m_sizeCols = 1;
2288     m_overflow = UnsetOverflow;
2289
2290     SetDefAttr(attrDefault);
2291 }
2292
2293 wxGridCellAttr *wxGridCellAttr::Clone() const
2294 {
2295     wxGridCellAttr *attr = new wxGridCellAttr(m_defGridAttr);
2296
2297     if ( HasTextColour() )
2298         attr->SetTextColour(GetTextColour());
2299     if ( HasBackgroundColour() )
2300         attr->SetBackgroundColour(GetBackgroundColour());
2301     if ( HasFont() )
2302         attr->SetFont(GetFont());
2303     if ( HasAlignment() )
2304         attr->SetAlignment(m_hAlign, m_vAlign);
2305
2306     attr->SetSize( m_sizeRows, m_sizeCols );
2307
2308     if ( m_renderer )
2309     {
2310         attr->SetRenderer(m_renderer);
2311         m_renderer->IncRef();
2312     }
2313     if ( m_editor )
2314     {
2315         attr->SetEditor(m_editor);
2316         m_editor->IncRef();
2317     }
2318
2319     if ( IsReadOnly() )
2320         attr->SetReadOnly();
2321
2322     attr->SetOverflow( m_overflow == Overflow );
2323     attr->SetKind( m_attrkind );
2324
2325     return attr;
2326 }
2327
2328 void wxGridCellAttr::MergeWith(wxGridCellAttr *mergefrom)
2329 {
2330     if ( !HasTextColour() && mergefrom->HasTextColour() )
2331         SetTextColour(mergefrom->GetTextColour());
2332     if ( !HasBackgroundColour() && mergefrom->HasBackgroundColour() )
2333         SetBackgroundColour(mergefrom->GetBackgroundColour());
2334     if ( !HasFont() && mergefrom->HasFont() )
2335         SetFont(mergefrom->GetFont());
2336     if ( !HasAlignment() && mergefrom->HasAlignment() )
2337     {
2338         int hAlign, vAlign;
2339         mergefrom->GetAlignment( &hAlign, &vAlign);
2340         SetAlignment(hAlign, vAlign);
2341     }
2342     if ( !HasSize() && mergefrom->HasSize() )
2343         mergefrom->GetSize( &m_sizeRows, &m_sizeCols );
2344
2345     // Directly access member functions as GetRender/Editor don't just return
2346     // m_renderer/m_editor
2347     //
2348     // Maybe add support for merge of Render and Editor?
2349     if (!HasRenderer() && mergefrom->HasRenderer() )
2350     {
2351         m_renderer = mergefrom->m_renderer;
2352         m_renderer->IncRef();
2353     }
2354     if ( !HasEditor() && mergefrom->HasEditor() )
2355     {
2356         m_editor =  mergefrom->m_editor;
2357         m_editor->IncRef();
2358     }
2359     if ( !HasReadWriteMode() && mergefrom->HasReadWriteMode() )
2360         SetReadOnly(mergefrom->IsReadOnly());
2361
2362     if (!HasOverflowMode() && mergefrom->HasOverflowMode() )
2363         SetOverflow(mergefrom->GetOverflow());
2364
2365     SetDefAttr(mergefrom->m_defGridAttr);
2366 }
2367
2368 void wxGridCellAttr::SetSize(int num_rows, int num_cols)
2369 {
2370     // The size of a cell is normally 1,1
2371
2372     // If this cell is larger (2,2) then this is the top left cell
2373     // the other cells that will be covered (lower right cells) must be
2374     // set to negative or zero values such that
2375     // row + num_rows of the covered cell points to the larger cell (this cell)
2376     // same goes for the col + num_cols.
2377
2378     // Size of 0,0 is NOT valid, neither is <=0 and any positive value
2379
2380     wxASSERT_MSG( (!((num_rows > 0) && (num_cols <= 0)) ||
2381                   !((num_rows <= 0) && (num_cols > 0)) ||
2382                   !((num_rows == 0) && (num_cols == 0))),
2383                   wxT("wxGridCellAttr::SetSize only takes two postive values or negative/zero values"));
2384
2385     m_sizeRows = num_rows;
2386     m_sizeCols = num_cols;
2387 }
2388
2389 const wxColour& wxGridCellAttr::GetTextColour() const
2390 {
2391     if (HasTextColour())
2392     {
2393         return m_colText;
2394     }
2395     else if (m_defGridAttr && m_defGridAttr != this)
2396     {
2397         return m_defGridAttr->GetTextColour();
2398     }
2399     else
2400     {
2401         wxFAIL_MSG(wxT("Missing default cell attribute"));
2402         return wxNullColour;
2403     }
2404 }
2405
2406 const wxColour& wxGridCellAttr::GetBackgroundColour() const
2407 {
2408     if (HasBackgroundColour())
2409     {
2410         return m_colBack;
2411     }
2412     else if (m_defGridAttr && m_defGridAttr != this)
2413     {
2414         return m_defGridAttr->GetBackgroundColour();
2415     }
2416     else
2417     {
2418         wxFAIL_MSG(wxT("Missing default cell attribute"));
2419         return wxNullColour;
2420     }
2421 }
2422
2423 const wxFont& wxGridCellAttr::GetFont() const
2424 {
2425     if (HasFont())
2426     {
2427         return m_font;
2428     }
2429     else if (m_defGridAttr && m_defGridAttr != this)
2430     {
2431         return m_defGridAttr->GetFont();
2432     }
2433     else
2434     {
2435         wxFAIL_MSG(wxT("Missing default cell attribute"));
2436         return wxNullFont;
2437     }
2438 }
2439
2440 void wxGridCellAttr::GetAlignment(int *hAlign, int *vAlign) const
2441 {
2442     if (HasAlignment())
2443     {
2444         if ( hAlign )
2445             *hAlign = m_hAlign;
2446         if ( vAlign )
2447             *vAlign = m_vAlign;
2448     }
2449     else if (m_defGridAttr && m_defGridAttr != this)
2450     {
2451         m_defGridAttr->GetAlignment(hAlign, vAlign);
2452     }
2453     else
2454     {
2455         wxFAIL_MSG(wxT("Missing default cell attribute"));
2456     }
2457 }
2458
2459 void wxGridCellAttr::GetSize( int *num_rows, int *num_cols ) const
2460 {
2461     if ( num_rows )
2462         *num_rows = m_sizeRows;
2463     if ( num_cols )
2464         *num_cols = m_sizeCols;
2465 }
2466
2467 // GetRenderer and GetEditor use a slightly different decision path about
2468 // which attribute to use.  If a non-default attr object has one then it is
2469 // used, otherwise the default editor or renderer is fetched from the grid and
2470 // used.  It should be the default for the data type of the cell.  If it is
2471 // NULL (because the table has a type that the grid does not have in its
2472 // registry), then the grid's default editor or renderer is used.
2473
2474 wxGridCellRenderer* wxGridCellAttr::GetRenderer(wxGrid* grid, int row, int col) const
2475 {
2476     wxGridCellRenderer *renderer = NULL;
2477
2478     if ( m_renderer && this != m_defGridAttr )
2479     {
2480         // use the cells renderer if it has one
2481         renderer = m_renderer;
2482         renderer->IncRef();
2483     }
2484     else // no non-default cell renderer
2485     {
2486         // get default renderer for the data type
2487         if ( grid )
2488         {
2489             // GetDefaultRendererForCell() will do IncRef() for us
2490             renderer = grid->GetDefaultRendererForCell(row, col);
2491         }
2492
2493         if ( renderer == NULL )
2494         {
2495             if ( (m_defGridAttr != NULL) && (m_defGridAttr != this) )
2496             {
2497                 // if we still don't have one then use the grid default
2498                 // (no need for IncRef() here neither)
2499                 renderer = m_defGridAttr->GetRenderer(NULL, 0, 0);
2500             }
2501             else // default grid attr
2502             {
2503                 // use m_renderer which we had decided not to use initially
2504                 renderer = m_renderer;
2505                 if ( renderer )
2506                     renderer->IncRef();
2507             }
2508         }
2509     }
2510
2511     // we're supposed to always find something
2512     wxASSERT_MSG(renderer, wxT("Missing default cell renderer"));
2513
2514     return renderer;
2515 }
2516
2517 // same as above, except for s/renderer/editor/g
2518 wxGridCellEditor* wxGridCellAttr::GetEditor(wxGrid* grid, int row, int col) const
2519 {
2520     wxGridCellEditor *editor = NULL;
2521
2522     if ( m_editor && this != m_defGridAttr )
2523     {
2524         // use the cells editor if it has one
2525         editor = m_editor;
2526         editor->IncRef();
2527     }
2528     else // no non default cell editor
2529     {
2530         // get default editor for the data type
2531         if ( grid )
2532         {
2533             // GetDefaultEditorForCell() will do IncRef() for us
2534             editor = grid->GetDefaultEditorForCell(row, col);
2535         }
2536
2537         if ( editor == NULL )
2538         {
2539             if ( (m_defGridAttr != NULL) && (m_defGridAttr != this) )
2540             {
2541                 // if we still don't have one then use the grid default
2542                 // (no need for IncRef() here neither)
2543                 editor = m_defGridAttr->GetEditor(NULL, 0, 0);
2544             }
2545             else // default grid attr
2546             {
2547                 // use m_editor which we had decided not to use initially
2548                 editor = m_editor;
2549                 if ( editor )
2550                     editor->IncRef();
2551             }
2552         }
2553     }
2554
2555     // we're supposed to always find something
2556     wxASSERT_MSG(editor, wxT("Missing default cell editor"));
2557
2558     return editor;
2559 }
2560
2561 // ----------------------------------------------------------------------------
2562 // wxGridCellAttrData
2563 // ----------------------------------------------------------------------------
2564
2565 void wxGridCellAttrData::SetAttr(wxGridCellAttr *attr, int row, int col)
2566 {
2567     int n = FindIndex(row, col);
2568     if ( n == wxNOT_FOUND )
2569     {
2570         // add the attribute
2571         m_attrs.Add(new wxGridCellWithAttr(row, col, attr));
2572     }
2573     else
2574     {
2575         // free the old attribute
2576         m_attrs[(size_t)n].attr->DecRef();
2577
2578         if ( attr )
2579         {
2580             // change the attribute
2581             m_attrs[(size_t)n].attr = attr;
2582         }
2583         else
2584         {
2585             // remove this attribute
2586             m_attrs.RemoveAt((size_t)n);
2587         }
2588     }
2589 }
2590
2591 wxGridCellAttr *wxGridCellAttrData::GetAttr(int row, int col) const
2592 {
2593     wxGridCellAttr *attr = (wxGridCellAttr *)NULL;
2594
2595     int n = FindIndex(row, col);
2596     if ( n != wxNOT_FOUND )
2597     {
2598         attr = m_attrs[(size_t)n].attr;
2599         attr->IncRef();
2600     }
2601
2602     return attr;
2603 }
2604
2605 void wxGridCellAttrData::UpdateAttrRows( size_t pos, int numRows )
2606 {
2607     size_t count = m_attrs.GetCount();
2608     for ( size_t n = 0; n < count; n++ )
2609     {
2610         wxGridCellCoords& coords = m_attrs[n].coords;
2611         wxCoord row = coords.GetRow();
2612         if ((size_t)row >= pos)
2613         {
2614             if (numRows > 0)
2615             {
2616                 // If rows inserted, include row counter where necessary
2617                 coords.SetRow(row + numRows);
2618             }
2619             else if (numRows < 0)
2620             {
2621                 // If rows deleted ...
2622                 if ((size_t)row >= pos - numRows)
2623                 {
2624                     // ...either decrement row counter (if row still exists)...
2625                     coords.SetRow(row + numRows);
2626                 }
2627                 else
2628                 {
2629                     // ...or remove the attribute
2630                     // No need to DecRef the attribute itself since this is
2631                     // done be wxGridCellWithAttr's destructor!
2632                     m_attrs.RemoveAt(n);
2633                     n--;
2634                     count--;
2635                 }
2636             }
2637         }
2638     }
2639 }
2640
2641 void wxGridCellAttrData::UpdateAttrCols( size_t pos, int numCols )
2642 {
2643     size_t count = m_attrs.GetCount();
2644     for ( size_t n = 0; n < count; n++ )
2645     {
2646         wxGridCellCoords& coords = m_attrs[n].coords;
2647         wxCoord col = coords.GetCol();
2648         if ( (size_t)col >= pos )
2649         {
2650             if ( numCols > 0 )
2651             {
2652                 // If rows inserted, include row counter where necessary
2653                 coords.SetCol(col + numCols);
2654             }
2655             else if (numCols < 0)
2656             {
2657                 // If rows deleted ...
2658                 if ((size_t)col >= pos - numCols)
2659                 {
2660                     // ...either decrement row counter (if row still exists)...
2661                     coords.SetCol(col + numCols);
2662                 }
2663                 else
2664                 {
2665                     // ...or remove the attribute
2666                     // No need to DecRef the attribute itself since this is
2667                     // done be wxGridCellWithAttr's destructor!
2668                     m_attrs.RemoveAt(n);
2669                     n--;
2670                     count--;
2671                 }
2672             }
2673         }
2674     }
2675 }
2676
2677 int wxGridCellAttrData::FindIndex(int row, int col) const
2678 {
2679     size_t count = m_attrs.GetCount();
2680     for ( size_t n = 0; n < count; n++ )
2681     {
2682         const wxGridCellCoords& coords = m_attrs[n].coords;
2683         if ( (coords.GetRow() == row) && (coords.GetCol() == col) )
2684         {
2685             return n;
2686         }
2687     }
2688
2689     return wxNOT_FOUND;
2690 }
2691
2692 // ----------------------------------------------------------------------------
2693 // wxGridRowOrColAttrData
2694 // ----------------------------------------------------------------------------
2695
2696 wxGridRowOrColAttrData::~wxGridRowOrColAttrData()
2697 {
2698     size_t count = m_attrs.Count();
2699     for ( size_t n = 0; n < count; n++ )
2700     {
2701         m_attrs[n]->DecRef();
2702     }
2703 }
2704
2705 wxGridCellAttr *wxGridRowOrColAttrData::GetAttr(int rowOrCol) const
2706 {
2707     wxGridCellAttr *attr = (wxGridCellAttr *)NULL;
2708
2709     int n = m_rowsOrCols.Index(rowOrCol);
2710     if ( n != wxNOT_FOUND )
2711     {
2712         attr = m_attrs[(size_t)n];
2713         attr->IncRef();
2714     }
2715
2716     return attr;
2717 }
2718
2719 void wxGridRowOrColAttrData::SetAttr(wxGridCellAttr *attr, int rowOrCol)
2720 {
2721     int i = m_rowsOrCols.Index(rowOrCol);
2722     if ( i == wxNOT_FOUND )
2723     {
2724         // add the attribute
2725         m_rowsOrCols.Add(rowOrCol);
2726         m_attrs.Add(attr);
2727     }
2728     else
2729     {
2730         size_t n = (size_t)i;
2731         if ( attr )
2732         {
2733             // change the attribute
2734             m_attrs[n]->DecRef();
2735             m_attrs[n] = attr;
2736         }
2737         else
2738         {
2739             // remove this attribute
2740             m_attrs[n]->DecRef();
2741             m_rowsOrCols.RemoveAt(n);
2742             m_attrs.RemoveAt(n);
2743         }
2744     }
2745 }
2746
2747 void wxGridRowOrColAttrData::UpdateAttrRowsOrCols( size_t pos, int numRowsOrCols )
2748 {
2749     size_t count = m_attrs.GetCount();
2750     for ( size_t n = 0; n < count; n++ )
2751     {
2752         int & rowOrCol = m_rowsOrCols[n];
2753         if ( (size_t)rowOrCol >= pos )
2754         {
2755             if ( numRowsOrCols > 0 )
2756             {
2757                 // If rows inserted, include row counter where necessary
2758                 rowOrCol += numRowsOrCols;
2759             }
2760             else if ( numRowsOrCols < 0)
2761             {
2762                 // If rows deleted, either decrement row counter (if row still exists)
2763                 if ((size_t)rowOrCol >= pos - numRowsOrCols)
2764                     rowOrCol += numRowsOrCols;
2765                 else
2766                 {
2767                     m_rowsOrCols.RemoveAt(n);
2768                     m_attrs[n]->DecRef();
2769                     m_attrs.RemoveAt(n);
2770                     n--;
2771                     count--;
2772                 }
2773             }
2774         }
2775     }
2776 }
2777
2778 // ----------------------------------------------------------------------------
2779 // wxGridCellAttrProvider
2780 // ----------------------------------------------------------------------------
2781
2782 wxGridCellAttrProvider::wxGridCellAttrProvider()
2783 {
2784     m_data = (wxGridCellAttrProviderData *)NULL;
2785 }
2786
2787 wxGridCellAttrProvider::~wxGridCellAttrProvider()
2788 {
2789     delete m_data;
2790 }
2791
2792 void wxGridCellAttrProvider::InitData()
2793 {
2794     m_data = new wxGridCellAttrProviderData;
2795 }
2796
2797 wxGridCellAttr *wxGridCellAttrProvider::GetAttr(int row, int col,
2798                                                 wxGridCellAttr::wxAttrKind  kind ) const
2799 {
2800     wxGridCellAttr *attr = (wxGridCellAttr *)NULL;
2801     if ( m_data )
2802     {
2803         switch (kind)
2804         {
2805             case (wxGridCellAttr::Any):
2806                 // Get cached merge attributes.
2807                 // Currently not used as no cache implemented as not mutable
2808                 // attr = m_data->m_mergeAttr.GetAttr(row, col);
2809                 if (!attr)
2810                 {
2811                     // Basically implement old version.
2812                     // Also check merge cache, so we don't have to re-merge every time..
2813                     wxGridCellAttr *attrcell = m_data->m_cellAttrs.GetAttr(row, col);
2814                     wxGridCellAttr *attrrow = m_data->m_rowAttrs.GetAttr(row);
2815                     wxGridCellAttr *attrcol = m_data->m_colAttrs.GetAttr(col);
2816
2817                     if ((attrcell != attrrow) && (attrrow != attrcol) && (attrcell != attrcol))
2818                     {
2819                         // Two or more are non NULL
2820                         attr = new wxGridCellAttr;
2821                         attr->SetKind(wxGridCellAttr::Merged);
2822
2823                         // Order is important..
2824                         if (attrcell)
2825                         {
2826                             attr->MergeWith(attrcell);
2827                             attrcell->DecRef();
2828                         }
2829                         if (attrcol)
2830                         {
2831                             attr->MergeWith(attrcol);
2832                             attrcol->DecRef();
2833                         }
2834                         if (attrrow)
2835                         {
2836                             attr->MergeWith(attrrow);
2837                             attrrow->DecRef();
2838                         }
2839
2840                         // store merge attr if cache implemented
2841                         //attr->IncRef();
2842                         //m_data->m_mergeAttr.SetAttr(attr, row, col);
2843                     }
2844                     else
2845                     {
2846                         // one or none is non null return it or null.
2847                         if (attrrow)
2848                             attr = attrrow;
2849                         if (attrcol)
2850                         {
2851                             if (attr)
2852                                 attr->DecRef();
2853                             attr = attrcol;
2854                         }
2855                         if (attrcell)
2856                         {
2857                             if (attr)
2858                                 attr->DecRef();
2859                             attr = attrcell;
2860                         }
2861                     }
2862                 }
2863                 break;
2864
2865             case (wxGridCellAttr::Cell):
2866                 attr = m_data->m_cellAttrs.GetAttr(row, col);
2867                 break;
2868
2869             case (wxGridCellAttr::Col):
2870                 attr = m_data->m_colAttrs.GetAttr(col);
2871                 break;
2872
2873             case (wxGridCellAttr::Row):
2874                 attr = m_data->m_rowAttrs.GetAttr(row);
2875                 break;
2876
2877             default:
2878                 // unused as yet...
2879                 // (wxGridCellAttr::Default):
2880                 // (wxGridCellAttr::Merged):
2881                 break;
2882         }
2883     }
2884
2885     return attr;
2886 }
2887
2888 void wxGridCellAttrProvider::SetAttr(wxGridCellAttr *attr,
2889                                      int row, int col)
2890 {
2891     if ( !m_data )
2892         InitData();
2893
2894     m_data->m_cellAttrs.SetAttr(attr, row, col);
2895 }
2896
2897 void wxGridCellAttrProvider::SetRowAttr(wxGridCellAttr *attr, int row)
2898 {
2899     if ( !m_data )
2900         InitData();
2901
2902     m_data->m_rowAttrs.SetAttr(attr, row);
2903 }
2904
2905 void wxGridCellAttrProvider::SetColAttr(wxGridCellAttr *attr, int col)
2906 {
2907     if ( !m_data )
2908         InitData();
2909
2910     m_data->m_colAttrs.SetAttr(attr, col);
2911 }
2912
2913 void wxGridCellAttrProvider::UpdateAttrRows( size_t pos, int numRows )
2914 {
2915     if ( m_data )
2916     {
2917         m_data->m_cellAttrs.UpdateAttrRows( pos, numRows );
2918
2919         m_data->m_rowAttrs.UpdateAttrRowsOrCols( pos, numRows );
2920     }
2921 }
2922
2923 void wxGridCellAttrProvider::UpdateAttrCols( size_t pos, int numCols )
2924 {
2925     if ( m_data )
2926     {
2927         m_data->m_cellAttrs.UpdateAttrCols( pos, numCols );
2928
2929         m_data->m_colAttrs.UpdateAttrRowsOrCols( pos, numCols );
2930     }
2931 }
2932
2933 // ----------------------------------------------------------------------------
2934 // wxGridTypeRegistry
2935 // ----------------------------------------------------------------------------
2936
2937 wxGridTypeRegistry::~wxGridTypeRegistry()
2938 {
2939     size_t count = m_typeinfo.Count();
2940     for ( size_t i = 0; i < count; i++ )
2941         delete m_typeinfo[i];
2942 }
2943
2944 void wxGridTypeRegistry::RegisterDataType(const wxString& typeName,
2945                                           wxGridCellRenderer* renderer,
2946                                           wxGridCellEditor* editor)
2947 {
2948     wxGridDataTypeInfo* info = new wxGridDataTypeInfo(typeName, renderer, editor);
2949
2950     // is it already registered?
2951     int loc = FindRegisteredDataType(typeName);
2952     if ( loc != wxNOT_FOUND )
2953     {
2954         delete m_typeinfo[loc];
2955         m_typeinfo[loc] = info;
2956     }
2957     else
2958     {
2959         m_typeinfo.Add(info);
2960     }
2961 }
2962
2963 int wxGridTypeRegistry::FindRegisteredDataType(const wxString& typeName)
2964 {
2965     size_t count = m_typeinfo.GetCount();
2966     for ( size_t i = 0; i < count; i++ )
2967     {
2968         if ( typeName == m_typeinfo[i]->m_typeName )
2969         {
2970             return i;
2971         }
2972     }
2973
2974     return wxNOT_FOUND;
2975 }
2976
2977 int wxGridTypeRegistry::FindDataType(const wxString& typeName)
2978 {
2979     int index = FindRegisteredDataType(typeName);
2980     if ( index == wxNOT_FOUND )
2981     {
2982         // check whether this is one of the standard ones, in which case
2983         // register it "on the fly"
2984 #if wxUSE_TEXTCTRL
2985         if ( typeName == wxGRID_VALUE_STRING )
2986         {
2987             RegisterDataType(wxGRID_VALUE_STRING,
2988                              new wxGridCellStringRenderer,
2989                              new wxGridCellTextEditor);
2990         }
2991         else
2992 #endif // wxUSE_TEXTCTRL
2993 #if wxUSE_CHECKBOX
2994         if ( typeName == wxGRID_VALUE_BOOL )
2995         {
2996             RegisterDataType(wxGRID_VALUE_BOOL,
2997                              new wxGridCellBoolRenderer,
2998                              new wxGridCellBoolEditor);
2999         }
3000         else
3001 #endif // wxUSE_CHECKBOX
3002 #if wxUSE_TEXTCTRL
3003         if ( typeName == wxGRID_VALUE_NUMBER )
3004         {
3005             RegisterDataType(wxGRID_VALUE_NUMBER,
3006                              new wxGridCellNumberRenderer,
3007                              new wxGridCellNumberEditor);
3008         }
3009         else if ( typeName == wxGRID_VALUE_FLOAT )
3010         {
3011             RegisterDataType(wxGRID_VALUE_FLOAT,
3012                              new wxGridCellFloatRenderer,
3013                              new wxGridCellFloatEditor);
3014         }
3015         else
3016 #endif // wxUSE_TEXTCTRL
3017 #if wxUSE_COMBOBOX
3018         if ( typeName == wxGRID_VALUE_CHOICE )
3019         {
3020             RegisterDataType(wxGRID_VALUE_CHOICE,
3021                              new wxGridCellStringRenderer,
3022                              new wxGridCellChoiceEditor);
3023         }
3024         else
3025 #endif // wxUSE_COMBOBOX
3026         {
3027             return wxNOT_FOUND;
3028         }
3029
3030         // we get here only if just added the entry for this type, so return
3031         // the last index
3032         index = m_typeinfo.GetCount() - 1;
3033     }
3034
3035     return index;
3036 }
3037
3038 int wxGridTypeRegistry::FindOrCloneDataType(const wxString& typeName)
3039 {
3040     int index = FindDataType(typeName);
3041     if ( index == wxNOT_FOUND )
3042     {
3043         // the first part of the typename is the "real" type, anything after ':'
3044         // are the parameters for the renderer
3045         index = FindDataType(typeName.BeforeFirst(_T(':')));
3046         if ( index == wxNOT_FOUND )
3047         {
3048             return wxNOT_FOUND;
3049         }
3050
3051         wxGridCellRenderer *renderer = GetRenderer(index);
3052         wxGridCellRenderer *rendererOld = renderer;
3053         renderer = renderer->Clone();
3054         rendererOld->DecRef();
3055
3056         wxGridCellEditor *editor = GetEditor(index);
3057         wxGridCellEditor *editorOld = editor;
3058         editor = editor->Clone();
3059         editorOld->DecRef();
3060
3061         // do it even if there are no parameters to reset them to defaults
3062         wxString params = typeName.AfterFirst(_T(':'));
3063         renderer->SetParameters(params);
3064         editor->SetParameters(params);
3065
3066         // register the new typename
3067         RegisterDataType(typeName, renderer, editor);
3068
3069         // we just registered it, it's the last one
3070         index = m_typeinfo.GetCount() - 1;
3071     }
3072
3073     return index;
3074 }
3075
3076 wxGridCellRenderer* wxGridTypeRegistry::GetRenderer(int index)
3077 {
3078     wxGridCellRenderer* renderer = m_typeinfo[index]->m_renderer;
3079     if (renderer)
3080         renderer->IncRef();
3081
3082     return renderer;
3083 }
3084
3085 wxGridCellEditor* wxGridTypeRegistry::GetEditor(int index)
3086 {
3087     wxGridCellEditor* editor = m_typeinfo[index]->m_editor;
3088     if (editor)
3089         editor->IncRef();
3090
3091     return editor;
3092 }
3093
3094 // ----------------------------------------------------------------------------
3095 // wxGridTableBase
3096 // ----------------------------------------------------------------------------
3097
3098 IMPLEMENT_ABSTRACT_CLASS( wxGridTableBase, wxObject )
3099
3100 wxGridTableBase::wxGridTableBase()
3101 {
3102     m_view = (wxGrid *) NULL;
3103     m_attrProvider = (wxGridCellAttrProvider *) NULL;
3104 }
3105
3106 wxGridTableBase::~wxGridTableBase()
3107 {
3108     delete m_attrProvider;
3109 }
3110
3111 void wxGridTableBase::SetAttrProvider(wxGridCellAttrProvider *attrProvider)
3112 {
3113     delete m_attrProvider;
3114     m_attrProvider = attrProvider;
3115 }
3116
3117 bool wxGridTableBase::CanHaveAttributes()
3118 {
3119     if ( ! GetAttrProvider() )
3120     {
3121         // use the default attr provider by default
3122         SetAttrProvider(new wxGridCellAttrProvider);
3123     }
3124
3125     return true;
3126 }
3127
3128 wxGridCellAttr *wxGridTableBase::GetAttr(int row, int col, wxGridCellAttr::wxAttrKind  kind)
3129 {
3130     if ( m_attrProvider )
3131         return m_attrProvider->GetAttr(row, col, kind);
3132     else
3133         return (wxGridCellAttr *)NULL;
3134 }
3135
3136 void wxGridTableBase::SetAttr(wxGridCellAttr* attr, int row, int col)
3137 {
3138     if ( m_attrProvider )
3139     {
3140         attr->SetKind(wxGridCellAttr::Cell);
3141         m_attrProvider->SetAttr(attr, row, col);
3142     }
3143     else
3144     {
3145         // as we take ownership of the pointer and don't store it, we must
3146         // free it now
3147         wxSafeDecRef(attr);
3148     }
3149 }
3150
3151 void wxGridTableBase::SetRowAttr(wxGridCellAttr *attr, int row)
3152 {
3153     if ( m_attrProvider )
3154     {
3155         attr->SetKind(wxGridCellAttr::Row);
3156         m_attrProvider->SetRowAttr(attr, row);
3157     }
3158     else
3159     {
3160         // as we take ownership of the pointer and don't store it, we must
3161         // free it now
3162         wxSafeDecRef(attr);
3163     }
3164 }
3165
3166 void wxGridTableBase::SetColAttr(wxGridCellAttr *attr, int col)
3167 {
3168     if ( m_attrProvider )
3169     {
3170         attr->SetKind(wxGridCellAttr::Col);
3171         m_attrProvider->SetColAttr(attr, col);
3172     }
3173     else
3174     {
3175         // as we take ownership of the pointer and don't store it, we must
3176         // free it now
3177         wxSafeDecRef(attr);
3178     }
3179 }
3180
3181 bool wxGridTableBase::InsertRows( size_t WXUNUSED(pos),
3182                                   size_t WXUNUSED(numRows) )
3183 {
3184     wxFAIL_MSG( wxT("Called grid table class function InsertRows\nbut your derived table class does not override this function") );
3185
3186     return false;
3187 }
3188
3189 bool wxGridTableBase::AppendRows( size_t WXUNUSED(numRows) )
3190 {
3191     wxFAIL_MSG( wxT("Called grid table class function AppendRows\nbut your derived table class does not override this function"));
3192
3193     return false;
3194 }
3195
3196 bool wxGridTableBase::DeleteRows( size_t WXUNUSED(pos),
3197                                   size_t WXUNUSED(numRows) )
3198 {
3199     wxFAIL_MSG( wxT("Called grid table class function DeleteRows\nbut your derived table class does not override this function"));
3200
3201     return false;
3202 }
3203
3204 bool wxGridTableBase::InsertCols( size_t WXUNUSED(pos),
3205                                   size_t WXUNUSED(numCols) )
3206 {
3207     wxFAIL_MSG( wxT("Called grid table class function InsertCols\nbut your derived table class does not override this function"));
3208
3209     return false;
3210 }
3211
3212 bool wxGridTableBase::AppendCols( size_t WXUNUSED(numCols) )
3213 {
3214     wxFAIL_MSG(wxT("Called grid table class function AppendCols\nbut your derived table class does not override this function"));
3215
3216     return false;
3217 }
3218
3219 bool wxGridTableBase::DeleteCols( size_t WXUNUSED(pos),
3220                                   size_t WXUNUSED(numCols) )
3221 {
3222     wxFAIL_MSG( wxT("Called grid table class function DeleteCols\nbut your derived table class does not override this function"));
3223
3224     return false;
3225 }
3226
3227 wxString wxGridTableBase::GetRowLabelValue( int row )
3228 {
3229     wxString s;
3230
3231     // RD: Starting the rows at zero confuses users,
3232     // no matter how much it makes sense to us geeks.
3233     s << row + 1;
3234
3235     return s;
3236 }
3237
3238 wxString wxGridTableBase::GetColLabelValue( int col )
3239 {
3240     // default col labels are:
3241     //   cols 0 to 25   : A-Z
3242     //   cols 26 to 675 : AA-ZZ
3243     //   etc.
3244
3245     wxString s;
3246     unsigned int i, n;
3247     for ( n = 1; ; n++ )
3248     {
3249         s += (wxChar) (_T('A') + (wxChar)(col % 26));
3250         col = col / 26 - 1;
3251         if ( col < 0 )
3252             break;
3253     }
3254
3255     // reverse the string...
3256     wxString s2;
3257     for ( i = 0; i < n; i++ )
3258     {
3259         s2 += s[n - i - 1];
3260     }
3261
3262     return s2;
3263 }
3264
3265 wxString wxGridTableBase::GetTypeName( int WXUNUSED(row), int WXUNUSED(col) )
3266 {
3267     return wxGRID_VALUE_STRING;
3268 }
3269
3270 bool wxGridTableBase::CanGetValueAs( int WXUNUSED(row), int WXUNUSED(col),
3271                                      const wxString& typeName )
3272 {
3273     return typeName == wxGRID_VALUE_STRING;
3274 }
3275
3276 bool wxGridTableBase::CanSetValueAs( int row, int col, const wxString& typeName )
3277 {
3278     return CanGetValueAs(row, col, typeName);
3279 }
3280
3281 long wxGridTableBase::GetValueAsLong( int WXUNUSED(row), int WXUNUSED(col) )
3282 {
3283     return 0;
3284 }
3285
3286 double wxGridTableBase::GetValueAsDouble( int WXUNUSED(row), int WXUNUSED(col) )
3287 {
3288     return 0.0;
3289 }
3290
3291 bool wxGridTableBase::GetValueAsBool( int WXUNUSED(row), int WXUNUSED(col) )
3292 {
3293     return false;
3294 }
3295
3296 void wxGridTableBase::SetValueAsLong( int WXUNUSED(row), int WXUNUSED(col),
3297                                       long WXUNUSED(value) )
3298 {
3299 }
3300
3301 void wxGridTableBase::SetValueAsDouble( int WXUNUSED(row), int WXUNUSED(col),
3302                                         double WXUNUSED(value) )
3303 {
3304 }
3305
3306 void wxGridTableBase::SetValueAsBool( int WXUNUSED(row), int WXUNUSED(col),
3307                                       bool WXUNUSED(value) )
3308 {
3309 }
3310
3311 void* wxGridTableBase::GetValueAsCustom( int WXUNUSED(row), int WXUNUSED(col),
3312                                          const wxString& WXUNUSED(typeName) )
3313 {
3314     return NULL;
3315 }
3316
3317 void  wxGridTableBase::SetValueAsCustom( int WXUNUSED(row), int WXUNUSED(col),
3318                                          const wxString& WXUNUSED(typeName),
3319                                          void* WXUNUSED(value) )
3320 {
3321 }
3322
3323 //////////////////////////////////////////////////////////////////////
3324 //
3325 // Message class for the grid table to send requests and notifications
3326 // to the grid view
3327 //
3328
3329 wxGridTableMessage::wxGridTableMessage()
3330 {
3331     m_table = (wxGridTableBase *) NULL;
3332     m_id = -1;
3333     m_comInt1 = -1;
3334     m_comInt2 = -1;
3335 }
3336
3337 wxGridTableMessage::wxGridTableMessage( wxGridTableBase *table, int id,
3338                                         int commandInt1, int commandInt2 )
3339 {
3340     m_table = table;
3341     m_id = id;
3342     m_comInt1 = commandInt1;
3343     m_comInt2 = commandInt2;
3344 }
3345
3346 //////////////////////////////////////////////////////////////////////
3347 //
3348 // A basic grid table for string data. An object of this class will
3349 // created by wxGrid if you don't specify an alternative table class.
3350 //
3351
3352 WX_DEFINE_OBJARRAY(wxGridStringArray)
3353
3354 IMPLEMENT_DYNAMIC_CLASS( wxGridStringTable, wxGridTableBase )
3355
3356 wxGridStringTable::wxGridStringTable()
3357         : wxGridTableBase()
3358 {
3359 }
3360
3361 wxGridStringTable::wxGridStringTable( int numRows, int numCols )
3362         : wxGridTableBase()
3363 {
3364     m_data.Alloc( numRows );
3365
3366     wxArrayString sa;
3367     sa.Alloc( numCols );
3368     sa.Add( wxEmptyString, numCols );
3369
3370     m_data.Add( sa, numRows );
3371 }
3372
3373 wxGridStringTable::~wxGridStringTable()
3374 {
3375 }
3376
3377 int wxGridStringTable::GetNumberRows()
3378 {
3379     return m_data.GetCount();
3380 }
3381
3382 int wxGridStringTable::GetNumberCols()
3383 {
3384     if ( m_data.GetCount() > 0 )
3385         return m_data[0].GetCount();
3386     else
3387         return 0;
3388 }
3389
3390 wxString wxGridStringTable::GetValue( int row, int col )
3391 {
3392     wxCHECK_MSG( (row < GetNumberRows()) && (col < GetNumberCols()),
3393                  wxEmptyString,
3394                  _T("invalid row or column index in wxGridStringTable") );
3395
3396     return m_data[row][col];
3397 }
3398
3399 void wxGridStringTable::SetValue( int row, int col, const wxString& value )
3400 {
3401     wxCHECK_RET( (row < GetNumberRows()) && (col < GetNumberCols()),
3402                  _T("invalid row or column index in wxGridStringTable") );
3403
3404     m_data[row][col] = value;
3405 }
3406
3407 bool wxGridStringTable::IsEmptyCell( int row, int col )
3408 {
3409     wxCHECK_MSG( (row < GetNumberRows()) && (col < GetNumberCols()),
3410                  true,
3411                   _T("invalid row or column index in wxGridStringTable") );
3412
3413     return (m_data[row][col] == wxEmptyString);
3414 }
3415
3416 void wxGridStringTable::Clear()
3417 {
3418     int row, col;
3419     int numRows, numCols;
3420
3421     numRows = m_data.GetCount();
3422     if ( numRows > 0 )
3423     {
3424         numCols = m_data[0].GetCount();
3425
3426         for ( row = 0; row < numRows; row++ )
3427         {
3428             for ( col = 0; col < numCols; col++ )
3429             {
3430                 m_data[row][col] = wxEmptyString;
3431             }
3432         }
3433     }
3434 }
3435
3436 bool wxGridStringTable::InsertRows( size_t pos, size_t numRows )
3437 {
3438     size_t curNumRows = m_data.GetCount();
3439     size_t curNumCols = ( curNumRows > 0 ? m_data[0].GetCount() :
3440                           ( GetView() ? GetView()->GetNumberCols() : 0 ) );
3441
3442     if ( pos >= curNumRows )
3443     {
3444         return AppendRows( numRows );
3445     }
3446
3447     wxArrayString sa;
3448     sa.Alloc( curNumCols );
3449     sa.Add( wxEmptyString, curNumCols );
3450     m_data.Insert( sa, pos, numRows );
3451
3452     if ( GetView() )
3453     {
3454         wxGridTableMessage msg( this,
3455                                 wxGRIDTABLE_NOTIFY_ROWS_INSERTED,
3456                                 pos,
3457                                 numRows );
3458
3459         GetView()->ProcessTableMessage( msg );
3460     }
3461
3462     return true;
3463 }
3464
3465 bool wxGridStringTable::AppendRows( size_t numRows )
3466 {
3467     size_t curNumRows = m_data.GetCount();
3468     size_t curNumCols = ( curNumRows > 0
3469                          ? m_data[0].GetCount()
3470                          : ( GetView() ? GetView()->GetNumberCols() : 0 ) );
3471
3472     wxArrayString sa;
3473     if ( curNumCols > 0 )
3474     {
3475         sa.Alloc( curNumCols );
3476         sa.Add( wxEmptyString, curNumCols );
3477     }
3478
3479     m_data.Add( sa, numRows );
3480
3481     if ( GetView() )
3482     {
3483         wxGridTableMessage msg( this,
3484                                 wxGRIDTABLE_NOTIFY_ROWS_APPENDED,
3485                                 numRows );
3486
3487         GetView()->ProcessTableMessage( msg );
3488     }
3489
3490     return true;
3491 }
3492
3493 bool wxGridStringTable::DeleteRows( size_t pos, size_t numRows )
3494 {
3495     size_t curNumRows = m_data.GetCount();
3496
3497     if ( pos >= curNumRows )
3498     {
3499         wxFAIL_MSG( wxString::Format
3500                     (
3501                         wxT("Called wxGridStringTable::DeleteRows(pos=%lu, N=%lu)\nPos value is invalid for present table with %lu rows"),
3502                         (unsigned long)pos,
3503                         (unsigned long)numRows,
3504                         (unsigned long)curNumRows
3505                     ) );
3506
3507         return false;
3508     }
3509
3510     if ( numRows > curNumRows - pos )
3511     {
3512         numRows = curNumRows - pos;
3513     }
3514
3515     if ( numRows >= curNumRows )
3516     {
3517         m_data.Clear();
3518     }
3519     else
3520     {
3521         m_data.RemoveAt( pos, numRows );
3522     }
3523
3524     if ( GetView() )
3525     {
3526         wxGridTableMessage msg( this,
3527                                 wxGRIDTABLE_NOTIFY_ROWS_DELETED,
3528                                 pos,
3529                                 numRows );
3530
3531         GetView()->ProcessTableMessage( msg );
3532     }
3533
3534     return true;
3535 }
3536
3537 bool wxGridStringTable::InsertCols( size_t pos, size_t numCols )
3538 {
3539     size_t row, col;
3540
3541     size_t curNumRows = m_data.GetCount();
3542     size_t curNumCols = ( curNumRows > 0
3543                          ? m_data[0].GetCount()
3544                          : ( GetView() ? GetView()->GetNumberCols() : 0 ) );
3545
3546     if ( pos >= curNumCols )
3547     {
3548         return AppendCols( numCols );
3549     }
3550
3551     if ( !m_colLabels.IsEmpty() )
3552     {
3553         m_colLabels.Insert( wxEmptyString, pos, numCols );
3554
3555         size_t i;
3556         for ( i = pos; i < pos + numCols; i++ )
3557             m_colLabels[i] = wxGridTableBase::GetColLabelValue( i );
3558     }
3559
3560     for ( row = 0; row < curNumRows; row++ )
3561     {
3562         for ( col = pos; col < pos + numCols; col++ )
3563         {
3564             m_data[row].Insert( wxEmptyString, col );
3565         }
3566     }
3567
3568     if ( GetView() )
3569     {
3570         wxGridTableMessage msg( this,
3571                                 wxGRIDTABLE_NOTIFY_COLS_INSERTED,
3572                                 pos,
3573                                 numCols );
3574
3575         GetView()->ProcessTableMessage( msg );
3576     }
3577
3578     return true;
3579 }
3580
3581 bool wxGridStringTable::AppendCols( size_t numCols )
3582 {
3583     size_t row;
3584
3585     size_t curNumRows = m_data.GetCount();
3586
3587 #if 0
3588     if ( !curNumRows )
3589     {
3590         // TODO: something better than this ?
3591         //
3592         wxFAIL_MSG( wxT("Unable to append cols to a grid table with no rows.\nCall AppendRows() first") );
3593         return false;
3594     }
3595 #endif
3596
3597     for ( row = 0; row < curNumRows; row++ )
3598     {
3599         m_data[row].Add( wxEmptyString, numCols );
3600     }
3601
3602     if ( GetView() )
3603     {
3604         wxGridTableMessage msg( this,
3605                                 wxGRIDTABLE_NOTIFY_COLS_APPENDED,
3606                                 numCols );
3607
3608         GetView()->ProcessTableMessage( msg );
3609     }
3610
3611     return true;
3612 }
3613
3614 bool wxGridStringTable::DeleteCols( size_t pos, size_t numCols )
3615 {
3616     size_t row;
3617
3618     size_t curNumRows = m_data.GetCount();
3619     size_t curNumCols = ( curNumRows > 0 ? m_data[0].GetCount() :
3620                           ( GetView() ? GetView()->GetNumberCols() : 0 ) );
3621
3622     if ( pos >= curNumCols )
3623     {
3624         wxFAIL_MSG( wxString::Format
3625                     (
3626                         wxT("Called wxGridStringTable::DeleteCols(pos=%lu, N=%lu)\nPos value is invalid for present table with %lu cols"),
3627                         (unsigned long)pos,
3628                         (unsigned long)numCols,
3629                         (unsigned long)curNumCols
3630                     ) );
3631         return false;
3632     }
3633
3634     int colID;
3635     if ( GetView() )
3636         colID = GetView()->GetColAt( pos );
3637     else
3638         colID = pos;
3639
3640     if ( numCols > curNumCols - colID )
3641     {
3642         numCols = curNumCols - colID;
3643     }
3644
3645     if ( !m_colLabels.IsEmpty() )
3646     {
3647         m_colLabels.RemoveAt( colID, numCols );
3648     }
3649
3650     for ( row = 0; row < curNumRows; row++ )
3651     {
3652         if ( numCols >= curNumCols )
3653         {
3654             m_data[row].Clear();
3655         }
3656         else
3657         {
3658             m_data[row].RemoveAt( colID, numCols );
3659         }
3660     }
3661
3662     if ( GetView() )
3663     {
3664         wxGridTableMessage msg( this,
3665                                 wxGRIDTABLE_NOTIFY_COLS_DELETED,
3666                                 pos,
3667                                 numCols );
3668
3669         GetView()->ProcessTableMessage( msg );
3670     }
3671
3672     return true;
3673 }
3674
3675 wxString wxGridStringTable::GetRowLabelValue( int row )
3676 {
3677     if ( row > (int)(m_rowLabels.GetCount()) - 1 )
3678     {
3679         // using default label
3680         //
3681         return wxGridTableBase::GetRowLabelValue( row );
3682     }
3683     else
3684     {
3685         return m_rowLabels[row];
3686     }
3687 }
3688
3689 wxString wxGridStringTable::GetColLabelValue( int col )
3690 {
3691     if ( col > (int)(m_colLabels.GetCount()) - 1 )
3692     {
3693         // using default label
3694         //
3695         return wxGridTableBase::GetColLabelValue( col );
3696     }
3697     else
3698     {
3699         return m_colLabels[col];
3700     }
3701 }
3702
3703 void wxGridStringTable::SetRowLabelValue( int row, const wxString& value )
3704 {
3705     if ( row > (int)(m_rowLabels.GetCount()) - 1 )
3706     {
3707         int n = m_rowLabels.GetCount();
3708         int i;
3709
3710         for ( i = n; i <= row; i++ )
3711         {
3712             m_rowLabels.Add( wxGridTableBase::GetRowLabelValue(i) );
3713         }
3714     }
3715
3716     m_rowLabels[row] = value;
3717 }
3718
3719 void wxGridStringTable::SetColLabelValue( int col, const wxString& value )
3720 {
3721     if ( col > (int)(m_colLabels.GetCount()) - 1 )
3722     {
3723         int n = m_colLabels.GetCount();
3724         int i;
3725
3726         for ( i = n; i <= col; i++ )
3727         {
3728             m_colLabels.Add( wxGridTableBase::GetColLabelValue(i) );
3729         }
3730     }
3731
3732     m_colLabels[col] = value;
3733 }
3734
3735
3736 //////////////////////////////////////////////////////////////////////
3737 //////////////////////////////////////////////////////////////////////
3738
3739 IMPLEMENT_DYNAMIC_CLASS( wxGridRowLabelWindow, wxWindow )
3740
3741 BEGIN_EVENT_TABLE( wxGridRowLabelWindow, wxWindow )
3742     EVT_PAINT( wxGridRowLabelWindow::OnPaint )
3743     EVT_MOUSEWHEEL( wxGridRowLabelWindow::OnMouseWheel )
3744     EVT_MOUSE_EVENTS( wxGridRowLabelWindow::OnMouseEvent )
3745     EVT_KEY_DOWN( wxGridRowLabelWindow::OnKeyDown )
3746     EVT_KEY_UP( wxGridRowLabelWindow::OnKeyUp )
3747     EVT_CHAR( wxGridRowLabelWindow::OnChar )
3748 END_EVENT_TABLE()
3749
3750 wxGridRowLabelWindow::wxGridRowLabelWindow( wxGrid *parent,
3751                                             wxWindowID id,
3752                                             const wxPoint &pos, const wxSize &size )
3753   : wxWindow( parent, id, pos, size, wxWANTS_CHARS | wxBORDER_NONE | wxFULL_REPAINT_ON_RESIZE )
3754 {
3755     m_owner = parent;
3756 }
3757
3758 void wxGridRowLabelWindow::OnPaint( wxPaintEvent& WXUNUSED(event) )
3759 {
3760     wxPaintDC dc(this);
3761
3762     // NO - don't do this because it will set both the x and y origin
3763     // coords to match the parent scrolled window and we just want to
3764     // set the y coord  - MB
3765     //
3766     // m_owner->PrepareDC( dc );
3767
3768     int x, y;
3769     m_owner->CalcUnscrolledPosition( 0, 0, &x, &y );
3770     wxPoint pt = dc.GetDeviceOrigin();
3771     dc.SetDeviceOrigin( pt.x, pt.y-y );
3772
3773     wxArrayInt rows = m_owner->CalcRowLabelsExposed( GetUpdateRegion() );
3774     m_owner->DrawRowLabels( dc, rows );
3775 }
3776
3777 void wxGridRowLabelWindow::OnMouseEvent( wxMouseEvent& event )
3778 {
3779     m_owner->ProcessRowLabelMouseEvent( event );
3780 }
3781
3782 void wxGridRowLabelWindow::OnMouseWheel( wxMouseEvent& event )
3783 {
3784     m_owner->GetEventHandler()->ProcessEvent( event );
3785 }
3786
3787 // This seems to be required for wxMotif otherwise the mouse
3788 // cursor must be in the cell edit control to get key events
3789 //
3790 void wxGridRowLabelWindow::OnKeyDown( wxKeyEvent& event )
3791 {
3792     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3793         event.Skip();
3794 }
3795
3796 void wxGridRowLabelWindow::OnKeyUp( wxKeyEvent& event )
3797 {
3798     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3799         event.Skip();
3800 }
3801
3802 void wxGridRowLabelWindow::OnChar( wxKeyEvent& event )
3803 {
3804     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3805         event.Skip();
3806 }
3807
3808 //////////////////////////////////////////////////////////////////////
3809
3810 IMPLEMENT_DYNAMIC_CLASS( wxGridColLabelWindow, wxWindow )
3811
3812 BEGIN_EVENT_TABLE( wxGridColLabelWindow, wxWindow )
3813     EVT_PAINT( wxGridColLabelWindow::OnPaint )
3814     EVT_MOUSEWHEEL( wxGridColLabelWindow::OnMouseWheel )
3815     EVT_MOUSE_EVENTS( wxGridColLabelWindow::OnMouseEvent )
3816     EVT_KEY_DOWN( wxGridColLabelWindow::OnKeyDown )
3817     EVT_KEY_UP( wxGridColLabelWindow::OnKeyUp )
3818     EVT_CHAR( wxGridColLabelWindow::OnChar )
3819 END_EVENT_TABLE()
3820
3821 wxGridColLabelWindow::wxGridColLabelWindow( wxGrid *parent,
3822                                             wxWindowID id,
3823                                             const wxPoint &pos, const wxSize &size )
3824   : wxWindow( parent, id, pos, size, wxWANTS_CHARS | wxBORDER_NONE | wxFULL_REPAINT_ON_RESIZE )
3825 {
3826     m_owner = parent;
3827 }
3828
3829 void wxGridColLabelWindow::OnPaint( wxPaintEvent& WXUNUSED(event) )
3830 {
3831     wxPaintDC dc(this);
3832
3833     // NO - don't do this because it will set both the x and y origin
3834     // coords to match the parent scrolled window and we just want to
3835     // set the x coord  - MB
3836     //
3837     // m_owner->PrepareDC( dc );
3838
3839     int x, y;
3840     m_owner->CalcUnscrolledPosition( 0, 0, &x, &y );
3841     wxPoint pt = dc.GetDeviceOrigin();
3842     if (GetLayoutDirection() == wxLayout_RightToLeft)
3843         dc.SetDeviceOrigin( pt.x+x, pt.y );
3844     else
3845         dc.SetDeviceOrigin( pt.x-x, pt.y );
3846
3847     wxArrayInt cols = m_owner->CalcColLabelsExposed( GetUpdateRegion() );
3848     m_owner->DrawColLabels( dc, cols );
3849 }
3850
3851 void wxGridColLabelWindow::OnMouseEvent( wxMouseEvent& event )
3852 {
3853     m_owner->ProcessColLabelMouseEvent( event );
3854 }
3855
3856 void wxGridColLabelWindow::OnMouseWheel( wxMouseEvent& event )
3857 {
3858     m_owner->GetEventHandler()->ProcessEvent( event );
3859 }
3860
3861 // This seems to be required for wxMotif otherwise the mouse
3862 // cursor must be in the cell edit control to get key events
3863 //
3864 void wxGridColLabelWindow::OnKeyDown( wxKeyEvent& event )
3865 {
3866     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3867         event.Skip();
3868 }
3869
3870 void wxGridColLabelWindow::OnKeyUp( wxKeyEvent& event )
3871 {
3872     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3873         event.Skip();
3874 }
3875
3876 void wxGridColLabelWindow::OnChar( wxKeyEvent& event )
3877 {
3878     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3879         event.Skip();
3880 }
3881
3882 //////////////////////////////////////////////////////////////////////
3883
3884 IMPLEMENT_DYNAMIC_CLASS( wxGridCornerLabelWindow, wxWindow )
3885
3886 BEGIN_EVENT_TABLE( wxGridCornerLabelWindow, wxWindow )
3887     EVT_MOUSEWHEEL( wxGridCornerLabelWindow::OnMouseWheel )
3888     EVT_MOUSE_EVENTS( wxGridCornerLabelWindow::OnMouseEvent )
3889     EVT_PAINT( wxGridCornerLabelWindow::OnPaint )
3890     EVT_KEY_DOWN( wxGridCornerLabelWindow::OnKeyDown )
3891     EVT_KEY_UP( wxGridCornerLabelWindow::OnKeyUp )
3892     EVT_CHAR( wxGridCornerLabelWindow::OnChar )
3893 END_EVENT_TABLE()
3894
3895 wxGridCornerLabelWindow::wxGridCornerLabelWindow( wxGrid *parent,
3896                                                   wxWindowID id,
3897                                                   const wxPoint &pos, const wxSize &size )
3898   : wxWindow( parent, id, pos, size, wxWANTS_CHARS | wxBORDER_NONE | wxFULL_REPAINT_ON_RESIZE )
3899 {
3900     m_owner = parent;
3901 }
3902
3903 void wxGridCornerLabelWindow::OnPaint( wxPaintEvent& WXUNUSED(event) )
3904 {
3905     wxPaintDC dc(this);
3906
3907     int client_height = 0;
3908     int client_width = 0;
3909     GetClientSize( &client_width, &client_height );
3910
3911     // VZ: any reason for this ifdef? (FIXME)
3912 #if 0
3913 def __WXGTK__
3914     wxRect rect;
3915     rect.SetX( 1 );
3916     rect.SetY( 1 );
3917     rect.SetWidth( client_width - 2 );
3918     rect.SetHeight( client_height - 2 );
3919
3920     wxRendererNative::Get().DrawHeaderButton( this, dc, rect, 0 );
3921 #else // !__WXGTK__
3922     dc.SetPen( wxPen(wxSystemSettings::GetColour(wxSYS_COLOUR_3DSHADOW), 1, wxSOLID) );
3923     dc.DrawLine( client_width - 1, client_height - 1, client_width - 1, 0 );
3924     dc.DrawLine( client_width - 1, client_height - 1, 0, client_height - 1 );
3925     dc.DrawLine( 0, 0, client_width, 0 );
3926     dc.DrawLine( 0, 0, 0, client_height );
3927
3928     dc.SetPen( *wxWHITE_PEN );
3929     dc.DrawLine( 1, 1, client_width - 1, 1 );
3930     dc.DrawLine( 1, 1, 1, client_height - 1 );
3931 #endif
3932 }
3933
3934 void wxGridCornerLabelWindow::OnMouseEvent( wxMouseEvent& event )
3935 {
3936     m_owner->ProcessCornerLabelMouseEvent( event );
3937 }
3938
3939 void wxGridCornerLabelWindow::OnMouseWheel( wxMouseEvent& event )
3940 {
3941     m_owner->GetEventHandler()->ProcessEvent(event);
3942 }
3943
3944 // This seems to be required for wxMotif otherwise the mouse
3945 // cursor must be in the cell edit control to get key events
3946 //
3947 void wxGridCornerLabelWindow::OnKeyDown( wxKeyEvent& event )
3948 {
3949     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3950         event.Skip();
3951 }
3952
3953 void wxGridCornerLabelWindow::OnKeyUp( wxKeyEvent& event )
3954 {
3955     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3956         event.Skip();
3957 }
3958
3959 void wxGridCornerLabelWindow::OnChar( wxKeyEvent& event )
3960 {
3961     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3962         event.Skip();
3963 }
3964
3965 //////////////////////////////////////////////////////////////////////
3966
3967 IMPLEMENT_DYNAMIC_CLASS( wxGridWindow, wxWindow )
3968
3969 BEGIN_EVENT_TABLE( wxGridWindow, wxWindow )
3970     EVT_PAINT( wxGridWindow::OnPaint )
3971     EVT_MOUSEWHEEL( wxGridWindow::OnMouseWheel )
3972     EVT_MOUSE_EVENTS( wxGridWindow::OnMouseEvent )
3973     EVT_KEY_DOWN( wxGridWindow::OnKeyDown )
3974     EVT_KEY_UP( wxGridWindow::OnKeyUp )
3975     EVT_CHAR( wxGridWindow::OnChar )
3976     EVT_SET_FOCUS( wxGridWindow::OnFocus )
3977     EVT_KILL_FOCUS( wxGridWindow::OnFocus )
3978     EVT_ERASE_BACKGROUND( wxGridWindow::OnEraseBackground )
3979 END_EVENT_TABLE()
3980
3981 wxGridWindow::wxGridWindow( wxGrid *parent,
3982                             wxGridRowLabelWindow *rowLblWin,
3983                             wxGridColLabelWindow *colLblWin,
3984                             wxWindowID id,
3985                             const wxPoint &pos,
3986                             const wxSize &size )
3987             : wxWindow(
3988                 parent, id, pos, size,
3989                 wxWANTS_CHARS | wxBORDER_NONE | wxCLIP_CHILDREN | wxFULL_REPAINT_ON_RESIZE,
3990                 wxT("grid window") )
3991 {
3992     m_owner = parent;
3993     m_rowLabelWin = rowLblWin;
3994     m_colLabelWin = colLblWin;
3995 }
3996
3997 void wxGridWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
3998 {
3999     wxPaintDC dc( this );
4000     m_owner->PrepareDC( dc );
4001     wxRegion reg = GetUpdateRegion();
4002     wxGridCellCoordsArray dirtyCells = m_owner->CalcCellsExposed( reg );
4003     m_owner->DrawGridCellArea( dc, dirtyCells );
4004
4005 #if WXGRID_DRAW_LINES
4006     m_owner->DrawAllGridLines( dc, reg );
4007 #endif
4008
4009     m_owner->DrawGridSpace( dc );
4010     m_owner->DrawHighlight( dc, dirtyCells );
4011 }
4012
4013 void wxGridWindow::ScrollWindow( int dx, int dy, const wxRect *rect )
4014 {
4015     wxWindow::ScrollWindow( dx, dy, rect );
4016     m_rowLabelWin->ScrollWindow( 0, dy, rect );
4017     m_colLabelWin->ScrollWindow( dx, 0, rect );
4018 }
4019
4020 void wxGridWindow::OnMouseEvent( wxMouseEvent& event )
4021 {
4022     if (event.ButtonDown(wxMOUSE_BTN_LEFT) && FindFocus() != this)
4023         SetFocus();
4024
4025     m_owner->ProcessGridCellMouseEvent( event );
4026 }
4027
4028 void wxGridWindow::OnMouseWheel( wxMouseEvent& event )
4029 {
4030     m_owner->GetEventHandler()->ProcessEvent( event );
4031 }
4032
4033 // This seems to be required for wxMotif/wxGTK otherwise the mouse
4034 // cursor must be in the cell edit control to get key events
4035 //
4036 void wxGridWindow::OnKeyDown( wxKeyEvent& event )
4037 {
4038     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
4039         event.Skip();
4040 }
4041
4042 void wxGridWindow::OnKeyUp( wxKeyEvent& event )
4043 {
4044     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
4045         event.Skip();
4046 }
4047
4048 void wxGridWindow::OnChar( wxKeyEvent& event )
4049 {
4050     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
4051         event.Skip();
4052 }
4053
4054 void wxGridWindow::OnEraseBackground( wxEraseEvent& WXUNUSED(event) )
4055 {
4056 }
4057
4058 void wxGridWindow::OnFocus(wxFocusEvent& event)
4059 {
4060     if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
4061         event.Skip();
4062 }
4063
4064 //////////////////////////////////////////////////////////////////////
4065
4066 // Internal Helper function for computing row or column from some
4067 // (unscrolled) coordinate value, using either
4068 // m_defaultRowHeight/m_defaultColWidth or binary search on array
4069 // of m_rowBottoms/m_ColRights to speed up the search!
4070
4071 // Internal helper macros for simpler use of that function
4072
4073 static int CoordToRowOrCol(int coord, int defaultDist, int minDist,
4074                            const wxArrayInt& BorderArray, int nMax,
4075                            bool clipToMinMax);
4076
4077 #define internalXToCol(x) XToCol(x, true)
4078 #define internalYToRow(y) CoordToRowOrCol(y, m_defaultRowHeight, \
4079                                           m_minAcceptableRowHeight, \
4080                                           m_rowBottoms, m_numRows, true)
4081
4082 /////////////////////////////////////////////////////////////////////
4083
4084 #if wxUSE_EXTENDED_RTTI
4085 WX_DEFINE_FLAGS( wxGridStyle )
4086
4087 wxBEGIN_FLAGS( wxGridStyle )
4088     // new style border flags, we put them first to
4089     // use them for streaming out
4090     wxFLAGS_MEMBER(wxBORDER_SIMPLE)
4091     wxFLAGS_MEMBER(wxBORDER_SUNKEN)
4092     wxFLAGS_MEMBER(wxBORDER_DOUBLE)
4093     wxFLAGS_MEMBER(wxBORDER_RAISED)
4094     wxFLAGS_MEMBER(wxBORDER_STATIC)
4095     wxFLAGS_MEMBER(wxBORDER_NONE)
4096
4097     // old style border flags
4098     wxFLAGS_MEMBER(wxSIMPLE_BORDER)
4099     wxFLAGS_MEMBER(wxSUNKEN_BORDER)
4100     wxFLAGS_MEMBER(wxDOUBLE_BORDER)
4101     wxFLAGS_MEMBER(wxRAISED_BORDER)
4102     wxFLAGS_MEMBER(wxSTATIC_BORDER)
4103     wxFLAGS_MEMBER(wxBORDER)
4104
4105     // standard window styles
4106     wxFLAGS_MEMBER(wxTAB_TRAVERSAL)
4107     wxFLAGS_MEMBER(wxCLIP_CHILDREN)
4108     wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW)
4109     wxFLAGS_MEMBER(wxWANTS_CHARS)
4110     wxFLAGS_MEMBER(wxFULL_REPAINT_ON_RESIZE)
4111     wxFLAGS_MEMBER(wxALWAYS_SHOW_SB)
4112     wxFLAGS_MEMBER(wxVSCROLL)
4113     wxFLAGS_MEMBER(wxHSCROLL)
4114
4115 wxEND_FLAGS( wxGridStyle )
4116
4117 IMPLEMENT_DYNAMIC_CLASS_XTI(wxGrid, wxScrolledWindow,"wx/grid.h")
4118
4119 wxBEGIN_PROPERTIES_TABLE(wxGrid)
4120     wxHIDE_PROPERTY( Children )
4121     wxPROPERTY_FLAGS( WindowStyle , wxGridStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , EMPTY_MACROVALUE, 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style
4122 wxEND_PROPERTIES_TABLE()
4123
4124 wxBEGIN_HANDLERS_TABLE(wxGrid)
4125 wxEND_HANDLERS_TABLE()
4126
4127 wxCONSTRUCTOR_5( wxGrid , wxWindow* , Parent , wxWindowID , Id , wxPoint , Position , wxSize , Size , long , WindowStyle )
4128
4129 /*
4130  TODO : Expose more information of a list's layout, etc. via appropriate objects (e.g., NotebookPageInfo)
4131 */
4132 #else
4133 IMPLEMENT_DYNAMIC_CLASS( wxGrid, wxScrolledWindow )
4134 #endif
4135
4136 BEGIN_EVENT_TABLE( wxGrid, wxScrolledWindow )
4137     EVT_PAINT( wxGrid::OnPaint )
4138     EVT_SIZE( wxGrid::OnSize )
4139     EVT_KEY_DOWN( wxGrid::OnKeyDown )
4140     EVT_KEY_UP( wxGrid::OnKeyUp )
4141     EVT_CHAR ( wxGrid::OnChar )
4142     EVT_ERASE_BACKGROUND( wxGrid::OnEraseBackground )
4143 END_EVENT_TABLE()
4144
4145 wxGrid::wxGrid()
4146 {
4147     // in order to make sure that a size event is not
4148     // trigerred in a unfinished state
4149     m_cornerLabelWin = NULL;
4150     m_rowLabelWin = NULL;
4151     m_colLabelWin = NULL;
4152     m_gridWin = NULL;
4153 }
4154
4155 wxGrid::wxGrid( wxWindow *parent,
4156                  wxWindowID id,
4157                  const wxPoint& pos,
4158                  const wxSize& size,
4159                  long style,
4160                  const wxString& name )
4161   : wxScrolledWindow( parent, id, pos, size, (style | wxWANTS_CHARS), name ),
4162     m_colMinWidths(GRID_HASH_SIZE),
4163     m_rowMinHeights(GRID_HASH_SIZE)
4164 {
4165     Create();
4166     SetInitialSize(size);
4167 }
4168
4169 bool wxGrid::Create(wxWindow *parent, wxWindowID id,
4170                           const wxPoint& pos, const wxSize& size,
4171                           long style, const wxString& name)
4172 {
4173     if (!wxScrolledWindow::Create(parent, id, pos, size,
4174                                   style | wxWANTS_CHARS, name))
4175         return false;
4176
4177     m_colMinWidths = wxLongToLongHashMap(GRID_HASH_SIZE);
4178     m_rowMinHeights = wxLongToLongHashMap(GRID_HASH_SIZE);
4179
4180     Create();
4181     SetInitialSize(size);
4182
4183     return true;
4184 }
4185
4186 wxGrid::~wxGrid()
4187 {
4188     // Must do this or ~wxScrollHelper will pop the wrong event handler
4189     SetTargetWindow(this);
4190     ClearAttrCache();
4191     wxSafeDecRef(m_defaultCellAttr);
4192
4193 #ifdef DEBUG_ATTR_CACHE
4194     size_t total = gs_nAttrCacheHits + gs_nAttrCacheMisses;
4195     wxPrintf(_T("wxGrid attribute cache statistics: "
4196                 "total: %u, hits: %u (%u%%)\n"),
4197              total, gs_nAttrCacheHits,
4198              total ? (gs_nAttrCacheHits*100) / total : 0);
4199 #endif
4200
4201     // if we own the table, just delete it, otherwise at least don't leave it
4202     // with dangling view pointer
4203     if ( m_ownTable )
4204         delete m_table;
4205     else if ( m_table && m_table->GetView() == this )
4206         m_table->SetView(NULL);
4207
4208     delete m_typeRegistry;
4209     delete m_selection;
4210 }
4211
4212 //
4213 // ----- internal init and update functions
4214 //
4215
4216 // NOTE: If using the default visual attributes works everywhere then this can
4217 // be removed as well as the #else cases below.
4218 #define _USE_VISATTR 0
4219
4220 void wxGrid::Create()
4221 {
4222     // set to true by CreateGrid
4223     m_created = false;
4224
4225     // create the type registry
4226     m_typeRegistry = new wxGridTypeRegistry;
4227     m_selection = NULL;
4228
4229     m_table = (wxGridTableBase *) NULL;
4230     m_ownTable = false;
4231
4232     m_cellEditCtrlEnabled = false;
4233
4234     m_defaultCellAttr = new wxGridCellAttr();
4235
4236     // Set default cell attributes
4237     m_defaultCellAttr->SetDefAttr(m_defaultCellAttr);
4238     m_defaultCellAttr->SetKind(wxGridCellAttr::Default);
4239     m_defaultCellAttr->SetFont(GetFont());
4240     m_defaultCellAttr->SetAlignment(wxALIGN_LEFT, wxALIGN_TOP);
4241     m_defaultCellAttr->SetRenderer(new wxGridCellStringRenderer);
4242     m_defaultCellAttr->SetEditor(new wxGridCellTextEditor);
4243
4244 #if _USE_VISATTR
4245     wxVisualAttributes gva = wxListBox::GetClassDefaultAttributes();
4246     wxVisualAttributes lva = wxPanel::GetClassDefaultAttributes();
4247
4248     m_defaultCellAttr->SetTextColour(gva.colFg);
4249     m_defaultCellAttr->SetBackgroundColour(gva.colBg);
4250
4251 #else
4252     m_defaultCellAttr->SetTextColour(
4253         wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT));
4254     m_defaultCellAttr->SetBackgroundColour(
4255         wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW));
4256 #endif
4257
4258     m_numRows = 0;
4259     m_numCols = 0;
4260     m_currentCellCoords = wxGridNoCellCoords;
4261
4262     m_rowLabelWidth = WXGRID_DEFAULT_ROW_LABEL_WIDTH;
4263     m_colLabelHeight = WXGRID_DEFAULT_COL_LABEL_HEIGHT;
4264
4265     // subwindow components that make up the wxGrid
4266     m_rowLabelWin = new wxGridRowLabelWindow( this,
4267                                               wxID_ANY,
4268                                               wxDefaultPosition,
4269                                               wxDefaultSize );
4270
4271     m_colLabelWin = new wxGridColLabelWindow( this,
4272                                               wxID_ANY,
4273                                               wxDefaultPosition,
4274                                               wxDefaultSize );
4275
4276     m_cornerLabelWin = new wxGridCornerLabelWindow( this,
4277                                                     wxID_ANY,
4278                                                     wxDefaultPosition,
4279                                                     wxDefaultSize );
4280
4281     m_gridWin = new wxGridWindow( this,
4282                                   m_rowLabelWin,
4283                                   m_colLabelWin,
4284                                   wxID_ANY,
4285                                   wxDefaultPosition,
4286                                   wxDefaultSize );
4287
4288     SetTargetWindow( m_gridWin );
4289
4290 #if _USE_VISATTR
4291     wxColour gfg = gva.colFg;
4292     wxColour gbg = gva.colBg;
4293     wxColour lfg = lva.colFg;
4294     wxColour lbg = lva.colBg;
4295 #else
4296     wxColour gfg = wxSystemSettings::GetColour( wxSYS_COLOUR_WINDOWTEXT );
4297     wxColour gbg = wxSystemSettings::GetColour( wxSYS_COLOUR_WINDOW );
4298     wxColour lfg = wxSystemSettings::GetColour( wxSYS_COLOUR_WINDOWTEXT );
4299     wxColour lbg = wxSystemSettings::GetColour( wxSYS_COLOUR_BTNFACE );
4300 #endif
4301
4302     m_cornerLabelWin->SetOwnForegroundColour(lfg);
4303     m_cornerLabelWin->SetOwnBackgroundColour(lbg);
4304     m_rowLabelWin->SetOwnForegroundColour(lfg);
4305     m_rowLabelWin->SetOwnBackgroundColour(lbg);
4306     m_colLabelWin->SetOwnForegroundColour(lfg);
4307     m_colLabelWin->SetOwnBackgroundColour(lbg);
4308
4309     m_gridWin->SetOwnForegroundColour(gfg);
4310     m_gridWin->SetOwnBackgroundColour(gbg);
4311
4312     Init();
4313 }
4314
4315 bool wxGrid::CreateGrid( int numRows, int numCols,
4316                          wxGrid::wxGridSelectionModes selmode )
4317 {
4318     wxCHECK_MSG( !m_created,
4319                  false,
4320                  wxT("wxGrid::CreateGrid or wxGrid::SetTable called more than once") );
4321
4322     m_numRows = numRows;
4323     m_numCols = numCols;
4324
4325     m_table = new wxGridStringTable( m_numRows, m_numCols );
4326     m_table->SetView( this );
4327     m_ownTable = true;
4328     m_selection = new wxGridSelection( this, selmode );
4329
4330     CalcDimensions();
4331
4332     m_created = true;
4333
4334     return m_created;
4335 }
4336
4337 void wxGrid::SetSelectionMode(wxGrid::wxGridSelectionModes selmode)
4338 {
4339     wxCHECK_RET( m_created,
4340                  wxT("Called wxGrid::SetSelectionMode() before calling CreateGrid()") );
4341
4342     m_selection->SetSelectionMode( selmode );
4343 }
4344
4345 wxGrid::wxGridSelectionModes wxGrid::GetSelectionMode() const
4346 {
4347     wxCHECK_MSG( m_created, wxGrid::wxGridSelectCells,
4348                  wxT("Called wxGrid::GetSelectionMode() before calling CreateGrid()") );
4349
4350     return m_selection->GetSelectionMode();
4351 }
4352
4353 bool wxGrid::SetTable( wxGridTableBase *table, bool takeOwnership,
4354                        wxGrid::wxGridSelectionModes selmode )
4355 {
4356     if ( m_created )
4357     {
4358         // stop all processing
4359         m_created = false;
4360
4361         if (m_ownTable)
4362         {
4363             wxGridTableBase *t = m_table;
4364             m_table = NULL;
4365             delete t;
4366         }
4367
4368         delete m_selection;
4369
4370         m_table = NULL;
4371         m_selection = NULL;
4372         m_numRows = 0;
4373         m_numCols = 0;
4374     }
4375
4376     if (table)
4377     {
4378         m_numRows = table->GetNumberRows();
4379         m_numCols = table->GetNumberCols();
4380
4381         m_table = table;
4382         m_table->SetView( this );
4383         m_ownTable = takeOwnership;
4384         m_selection = new wxGridSelection( this, selmode );
4385
4386         CalcDimensions();
4387
4388         m_created = true;
4389     }
4390
4391     return m_created;
4392 }
4393
4394 void wxGrid::Init()
4395 {
4396     m_rowLabelWidth  = WXGRID_DEFAULT_ROW_LABEL_WIDTH;
4397     m_colLabelHeight = WXGRID_DEFAULT_COL_LABEL_HEIGHT;
4398
4399     if ( m_rowLabelWin )
4400     {
4401         m_labelBackgroundColour = m_rowLabelWin->GetBackgroundColour();
4402     }
4403     else
4404     {
4405         m_labelBackgroundColour = *wxWHITE;
4406     }
4407
4408     m_labelTextColour = *wxBLACK;
4409
4410     // init attr cache
4411     m_attrCache.row = -1;
4412     m_attrCache.col = -1;
4413     m_attrCache.attr = NULL;
4414
4415     // TODO: something better than this ?
4416     //
4417     m_labelFont = this->GetFont();
4418     m_labelFont.SetWeight( wxBOLD );
4419
4420     m_rowLabelHorizAlign = wxALIGN_CENTRE;
4421     m_rowLabelVertAlign  = wxALIGN_CENTRE;
4422
4423     m_colLabelHorizAlign = wxALIGN_CENTRE;
4424     m_colLabelVertAlign  = wxALIGN_CENTRE;
4425     m_colLabelTextOrientation = wxHORIZONTAL;
4426
4427     m_defaultColWidth  = WXGRID_DEFAULT_COL_WIDTH;
4428     m_defaultRowHeight = m_gridWin->GetCharHeight();
4429
4430     m_minAcceptableColWidth  = WXGRID_MIN_COL_WIDTH;
4431     m_minAcceptableRowHeight = WXGRID_MIN_ROW_HEIGHT;
4432
4433 #if defined(__WXMOTIF__) || defined(__WXGTK__)  // see also text ctrl sizing in ShowCellEditControl()
4434     m_defaultRowHeight += 8;
4435 #else
4436     m_defaultRowHeight += 4;
4437 #endif
4438
4439     m_gridLineColour = wxColour( 192,192,192 );
4440     m_gridLinesEnabled = true;
4441     m_cellHighlightColour = *wxBLACK;
4442     m_cellHighlightPenWidth = 2;
4443     m_cellHighlightROPenWidth = 1;
4444
4445     m_canDragColMove = false;
4446
4447     m_cursorMode  = WXGRID_CURSOR_SELECT_CELL;
4448     m_winCapture = (wxWindow *)NULL;
4449     m_canDragRowSize = true;
4450     m_canDragColSize = true;
4451     m_canDragGridSize = true;
4452     m_canDragCell = false;
4453     m_dragLastPos  = -1;
4454     m_dragRowOrCol = -1;
4455     m_isDragging = false;
4456     m_startDragPos = wxDefaultPosition;
4457
4458     m_waitForSlowClick = false;
4459
4460     m_rowResizeCursor = wxCursor( wxCURSOR_SIZENS );
4461     m_colResizeCursor = wxCursor( wxCURSOR_SIZEWE );
4462
4463     m_currentCellCoords = wxGridNoCellCoords;
4464
4465     ClearSelection();
4466
4467     m_selectionBackground = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHT);
4468     m_selectionForeground = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT);
4469
4470     m_editable = true;  // default for whole grid
4471
4472     m_inOnKeyDown = false;
4473     m_batchCount = 0;
4474
4475     m_extraWidth =
4476     m_extraHeight = 0;
4477
4478     m_scrollLineX = GRID_SCROLL_LINE_X;
4479     m_scrollLineY = GRID_SCROLL_LINE_Y;
4480 }
4481
4482 // ----------------------------------------------------------------------------
4483 // the idea is to call these functions only when necessary because they create
4484 // quite big arrays which eat memory mostly unnecessary - in particular, if
4485 // default widths/heights are used for all rows/columns, we may not use these
4486 // arrays at all
4487 //
4488 // with some extra code, it should be possible to only store the
4489 // widths/heights different from default ones but this will be done later...
4490 // ----------------------------------------------------------------------------
4491
4492 void wxGrid::InitRowHeights()
4493 {
4494     m_rowHeights.Empty();
4495     m_rowBottoms.Empty();
4496
4497     m_rowHeights.Alloc( m_numRows );
4498     m_rowBottoms.Alloc( m_numRows );
4499
4500     int rowBottom = 0;
4501
4502     m_rowHeights.Add( m_defaultRowHeight, m_numRows );
4503
4504     for ( int i = 0; i < m_numRows; i++ )
4505     {
4506         rowBottom += m_defaultRowHeight;
4507         m_rowBottoms.Add( rowBottom );
4508     }
4509 }
4510
4511 void wxGrid::InitColWidths()
4512 {
4513     m_colWidths.Empty();
4514     m_colRights.Empty();
4515
4516     m_colWidths.Alloc( m_numCols );
4517     m_colRights.Alloc( m_numCols );
4518     int colRight = 0;
4519
4520     m_colWidths.Add( m_defaultColWidth, m_numCols );
4521
4522     for ( int i = 0; i < m_numCols; i++ )
4523     {
4524         colRight = ( GetColPos( i ) + 1 ) * m_defaultColWidth;
4525         m_colRights.Add( colRight );
4526     }
4527 }
4528
4529 int wxGrid::GetColWidth(int col) const
4530 {
4531     return m_colWidths.IsEmpty() ? m_defaultColWidth : m_colWidths[col];
4532 }
4533
4534 int wxGrid::GetColLeft(int col) const
4535 {
4536     return m_colRights.IsEmpty() ? GetColPos( col ) * m_defaultColWidth
4537                                  : m_colRights[col] - m_colWidths[col];
4538 }
4539
4540 int wxGrid::GetColRight(int col) const
4541 {
4542     return m_colRights.IsEmpty() ? (GetColPos( col ) + 1) * m_defaultColWidth
4543                                  : m_colRights[col];
4544 }
4545
4546 int wxGrid::GetRowHeight(int row) const
4547 {
4548     return m_rowHeights.IsEmpty() ? m_defaultRowHeight : m_rowHeights[row];
4549 }
4550
4551 int wxGrid::GetRowTop(int row) const
4552 {
4553     return m_rowBottoms.IsEmpty() ? row * m_defaultRowHeight
4554                                   : m_rowBottoms[row] - m_rowHeights[row];
4555 }
4556
4557 int wxGrid::GetRowBottom(int row) const
4558 {
4559     return m_rowBottoms.IsEmpty() ? (row + 1) * m_defaultRowHeight
4560                                   : m_rowBottoms[row];
4561 }
4562
4563 void wxGrid::CalcDimensions()
4564 {
4565     int cw, ch;
4566     GetClientSize( &cw, &ch );
4567
4568     if ( m_rowLabelWin->IsShown() )
4569         cw -= m_rowLabelWidth;
4570     if ( m_colLabelWin->IsShown() )
4571         ch -= m_colLabelHeight;
4572
4573     // grid total size
4574     int w = m_numCols > 0 ? GetColRight(GetColAt( m_numCols - 1 )) + m_extraWidth + 1 : 0;
4575     int h = m_numRows > 0 ? GetRowBottom(m_numRows - 1) + m_extraHeight + 1 : 0;
4576
4577     // take into account editor if shown
4578     if ( IsCellEditControlShown() )
4579     {
4580         int w2, h2;
4581         int r = m_currentCellCoords.GetRow();
4582         int c = m_currentCellCoords.GetCol();
4583         int x = GetColLeft(c);
4584         int y = GetRowTop(r);
4585
4586         // how big is the editor
4587         wxGridCellAttr* attr = GetCellAttr(r, c);
4588         wxGridCellEditor* editor = attr->GetEditor(this, r, c);
4589         editor->GetControl()->GetSize(&w2, &h2);
4590         w2 += x;
4591         h2 += y;
4592         if ( w2 > w )
4593             w = w2;
4594         if ( h2 > h )
4595             h = h2;
4596         editor->DecRef();
4597         attr->DecRef();
4598     }
4599
4600     // preserve (more or less) the previous position
4601     int x, y;
4602     GetViewStart( &x, &y );
4603
4604     // ensure the position is valid for the new scroll ranges
4605     if ( x >= w )
4606         x = wxMax( w - 1, 0 );
4607     if ( y >= h )
4608         y = wxMax( h - 1, 0 );
4609
4610     // do set scrollbar parameters
4611     SetScrollbars( m_scrollLineX, m_scrollLineY,
4612                    GetScrollX(w), GetScrollY(h), x, y,
4613                    GetBatchCount() != 0);
4614
4615     // if our OnSize() hadn't been called (it would if we have scrollbars), we
4616     // still must reposition the children
4617     CalcWindowSizes();
4618 }
4619
4620 void wxGrid::CalcWindowSizes()
4621 {
4622     // escape if the window is has not been fully created yet
4623
4624     if ( m_cornerLabelWin == NULL )
4625         return;
4626
4627     int cw, ch;
4628     GetClientSize( &cw, &ch );
4629
4630     if ( m_cornerLabelWin && m_cornerLabelWin->IsShown() )
4631         m_cornerLabelWin->SetSize( 0, 0, m_rowLabelWidth, m_colLabelHeight );
4632
4633     if ( m_colLabelWin && m_colLabelWin->IsShown() )
4634         m_colLabelWin->SetSize( m_rowLabelWidth, 0, cw - m_rowLabelWidth, m_colLabelHeight );
4635
4636     if ( m_rowLabelWin && m_rowLabelWin->IsShown() )
4637         m_rowLabelWin->SetSize( 0, m_colLabelHeight, m_rowLabelWidth, ch - m_colLabelHeight );
4638
4639     if ( m_gridWin && m_gridWin->IsShown() )
4640         m_gridWin->SetSize( m_rowLabelWidth, m_colLabelHeight, cw - m_rowLabelWidth, ch - m_colLabelHeight );
4641 }
4642
4643 // this is called when the grid table sends a message
4644 // to indicate that it has been redimensioned
4645 //
4646 bool wxGrid::Redimension( wxGridTableMessage& msg )
4647 {
4648     int i;
4649     bool result = false;
4650
4651     // Clear the attribute cache as the attribute might refer to a different
4652     // cell than stored in the cache after adding/removing rows/columns.
4653     ClearAttrCache();
4654
4655     // By the same reasoning, the editor should be dismissed if columns are
4656     // added or removed. And for consistency, it should IMHO always be
4657     // removed, not only if the cell "underneath" it actually changes.
4658     // For now, I intentionally do not save the editor's content as the
4659     // cell it might want to save that stuff to might no longer exist.
4660     HideCellEditControl();
4661
4662 #if 0
4663     // if we were using the default widths/heights so far, we must change them
4664     // now
4665     if ( m_colWidths.IsEmpty() )
4666     {
4667         InitColWidths();
4668     }
4669
4670     if ( m_rowHeights.IsEmpty() )
4671     {
4672         InitRowHeights();
4673     }
4674 #endif
4675
4676     switch ( msg.GetId() )
4677     {
4678         case wxGRIDTABLE_NOTIFY_ROWS_INSERTED:
4679         {
4680             size_t pos = msg.GetCommandInt();
4681             int numRows = msg.GetCommandInt2();
4682
4683             m_numRows += numRows;
4684
4685             if ( !m_rowHeights.IsEmpty() )
4686             {
4687                 m_rowHeights.Insert( m_defaultRowHeight, pos, numRows );
4688                 m_rowBottoms.Insert( 0, pos, numRows );
4689
4690                 int bottom = 0;
4691                 if ( pos > 0 )
4692                     bottom = m_rowBottoms[pos - 1];
4693
4694                 for ( i = pos; i < m_numRows; i++ )
4695                 {
4696                     bottom += m_rowHeights[i];
4697                     m_rowBottoms[i] = bottom;
4698                 }
4699             }
4700
4701             if ( m_currentCellCoords == wxGridNoCellCoords )
4702             {
4703                 // if we have just inserted cols into an empty grid the current
4704                 // cell will be undefined...
4705                 //
4706                 SetCurrentCell( 0, 0 );
4707             }
4708
4709             if ( m_selection )
4710                 m_selection->UpdateRows( pos, numRows );
4711             wxGridCellAttrProvider * attrProvider = m_table->GetAttrProvider();
4712             if (attrProvider)
4713                 attrProvider->UpdateAttrRows( pos, numRows );
4714
4715             if ( !GetBatchCount() )
4716             {
4717                 CalcDimensions();
4718                 m_rowLabelWin->Refresh();
4719             }
4720         }
4721         result = true;
4722         break;
4723
4724         case wxGRIDTABLE_NOTIFY_ROWS_APPENDED:
4725         {
4726             int numRows = msg.GetCommandInt();
4727             int oldNumRows = m_numRows;
4728             m_numRows += numRows;
4729
4730             if ( !m_rowHeights.IsEmpty() )
4731             {
4732                 m_rowHeights.Add( m_defaultRowHeight, numRows );
4733                 m_rowBottoms.Add( 0, numRows );
4734
4735                 int bottom = 0;
4736                 if ( oldNumRows > 0 )
4737                     bottom = m_rowBottoms[oldNumRows - 1];
4738
4739                 for ( i = oldNumRows; i < m_numRows; i++ )
4740                 {
4741                     bottom += m_rowHeights[i];
4742                     m_rowBottoms[i] = bottom;
4743                 }
4744             }
4745
4746             if ( m_currentCellCoords == wxGridNoCellCoords )
4747             {
4748                 // if we have just inserted cols into an empty grid the current
4749                 // cell will be undefined...
4750                 //
4751                 SetCurrentCell( 0, 0 );
4752             }
4753
4754             if ( !GetBatchCount() )
4755             {
4756                 CalcDimensions();
4757                 m_rowLabelWin->Refresh();
4758             }
4759         }
4760         result = true;
4761         break;
4762
4763         case wxGRIDTABLE_NOTIFY_ROWS_DELETED:
4764         {
4765             size_t pos = msg.GetCommandInt();
4766             int numRows = msg.GetCommandInt2();
4767             m_numRows -= numRows;
4768
4769             if ( !m_rowHeights.IsEmpty() )
4770             {
4771                 m_rowHeights.RemoveAt( pos, numRows );
4772                 m_rowBottoms.RemoveAt( pos, numRows );
4773
4774                 int h = 0;
4775                 for ( i = 0; i < m_numRows; i++ )
4776                 {
4777                     h += m_rowHeights[i];
4778                     m_rowBottoms[i] = h;
4779                 }
4780             }
4781
4782             if ( !m_numRows )
4783             {
4784                 m_currentCellCoords = wxGridNoCellCoords;
4785             }
4786             else
4787             {
4788                 if ( m_currentCellCoords.GetRow() >= m_numRows )
4789                     m_currentCellCoords.Set( 0, 0 );
4790             }
4791
4792             if ( m_selection )
4793                 m_selection->UpdateRows( pos, -((int)numRows) );
4794             wxGridCellAttrProvider * attrProvider = m_table->GetAttrProvider();
4795             if (attrProvider)
4796             {
4797                 attrProvider->UpdateAttrRows( pos, -((int)numRows) );
4798
4799 // ifdef'd out following patch from Paul Gammans
4800 #if 0
4801                 // No need to touch column attributes, unless we
4802                 // removed _all_ rows, in this case, we remove
4803                 // all column attributes.
4804                 // I hate to do this here, but the
4805                 // needed data is not available inside UpdateAttrRows.
4806                 if ( !GetNumberRows() )
4807                     attrProvider->UpdateAttrCols( 0, -GetNumberCols() );
4808 #endif
4809             }
4810
4811             if ( !GetBatchCount() )
4812             {
4813                 CalcDimensions();
4814                 m_rowLabelWin->Refresh();
4815             }
4816         }
4817         result = true;
4818         break;
4819
4820         case wxGRIDTABLE_NOTIFY_COLS_INSERTED:
4821         {
4822             size_t pos = msg.GetCommandInt();
4823             int numCols = msg.GetCommandInt2();
4824             m_numCols += numCols;
4825
4826             if ( !m_colAt.IsEmpty() )
4827             {
4828                 //Shift the column IDs
4829                 int i;
4830                 for ( i = 0; i < m_numCols - numCols; i++ )
4831                 {
4832                     if ( m_colAt[i] >= (int)pos )
4833                         m_colAt[i] += numCols;
4834                 }
4835
4836                 m_colAt.Insert( pos, pos, numCols );
4837
4838                 //Set the new columns' positions
4839                 for ( i = pos + 1; i < (int)pos + numCols; i++ )
4840                 {
4841                     m_colAt[i] = i;
4842                 }
4843             }
4844
4845             if ( !m_colWidths.IsEmpty() )
4846             {
4847                 m_colWidths.Insert( m_defaultColWidth, pos, numCols );
4848                 m_colRights.Insert( 0, pos, numCols );
4849
4850                 int right = 0;
4851                 if ( pos > 0 )
4852                     right = m_colRights[GetColAt( pos - 1 )];
4853
4854                 int colPos;
4855                 for ( colPos = pos; colPos < m_numCols; colPos++ )
4856                 {
4857                     i = GetColAt( colPos );
4858
4859                     right += m_colWidths[i];
4860                     m_colRights[i] = right;
4861                 }
4862             }
4863
4864             if ( m_currentCellCoords == wxGridNoCellCoords )
4865             {
4866                 // if we have just inserted cols into an empty grid the current
4867                 // cell will be undefined...
4868                 //
4869                 SetCurrentCell( 0, 0 );
4870             }
4871
4872             if ( m_selection )
4873                 m_selection->UpdateCols( pos, numCols );
4874             wxGridCellAttrProvider * attrProvider = m_table->GetAttrProvider();
4875             if (attrProvider)
4876                 attrProvider->UpdateAttrCols( pos, numCols );
4877             if ( !GetBatchCount() )
4878             {
4879                 CalcDimensions();
4880                 m_colLabelWin->Refresh();
4881             }
4882         }
4883         result = true;
4884         break;
4885
4886         case wxGRIDTABLE_NOTIFY_COLS_APPENDED:
4887         {
4888             int numCols = msg.GetCommandInt();
4889             int oldNumCols = m_numCols;
4890             m_numCols += numCols;
4891
4892             if ( !m_colAt.IsEmpty() )
4893             {
4894                 m_colAt.Add( 0, numCols );
4895
4896                 //Set the new columns' positions
4897                 int i;
4898                 for ( i = oldNumCols; i < m_numCols; i++ )
4899                 {
4900                     m_colAt[i] = i;
4901                 }
4902             }
4903
4904             if ( !m_colWidths.IsEmpty() )
4905             {
4906                 m_colWidths.Add( m_defaultColWidth, numCols );
4907                 m_colRights.Add( 0, numCols );
4908
4909                 int right = 0;
4910                 if ( oldNumCols > 0 )
4911                     right = m_colRights[GetColAt( oldNumCols - 1 )];
4912
4913                 int colPos;
4914                 for ( colPos = oldNumCols; colPos < m_numCols; colPos++ )
4915                 {
4916                     i = GetColAt( colPos );
4917
4918                     right += m_colWidths[i];
4919                     m_colRights[i] = right;
4920                 }
4921             }
4922
4923             if ( m_currentCellCoords == wxGridNoCellCoords )
4924             {
4925                 // if we have just inserted cols into an empty grid the current
4926                 // cell will be undefined...
4927                 //
4928                 SetCurrentCell( 0, 0 );
4929             }
4930             if ( !GetBatchCount() )
4931             {
4932                 CalcDimensions();
4933                 m_colLabelWin->Refresh();
4934             }
4935         }
4936         result = true;
4937         break;
4938
4939         case wxGRIDTABLE_NOTIFY_COLS_DELETED:
4940         {
4941             size_t pos = msg.GetCommandInt();
4942             int numCols = msg.GetCommandInt2();
4943             m_numCols -= numCols;
4944
4945             if ( !m_colAt.IsEmpty() )
4946             {
4947                 int colID = GetColAt( pos );
4948
4949                 m_colAt.RemoveAt( pos, numCols );
4950
4951                 //Shift the column IDs
4952                 int colPos;
4953                 for ( colPos = 0; colPos < m_numCols; colPos++ )
4954                 {
4955                     if ( m_colAt[colPos] > colID )
4956                         m_colAt[colPos] -= numCols;
4957                 }
4958             }
4959
4960             if ( !m_colWidths.IsEmpty() )
4961             {
4962                 m_colWidths.RemoveAt( pos, numCols );
4963                 m_colRights.RemoveAt( pos, numCols );
4964
4965                 int w = 0;
4966                 int colPos;
4967                 for ( colPos = 0; colPos < m_numCols; colPos++ )
4968                 {
4969                     i = GetColAt( colPos );
4970
4971                     w += m_colWidths[i];
4972                     m_colRights[i] = w;
4973                 }
4974             }
4975
4976             if ( !m_numCols )
4977             {
4978                 m_currentCellCoords = wxGridNoCellCoords;
4979             }
4980             else
4981             {
4982                 if ( m_currentCellCoords.GetCol() >= m_numCols )
4983                   m_currentCellCoords.Set( 0, 0 );
4984             }
4985
4986             if ( m_selection )
4987                 m_selection->UpdateCols( pos, -((int)numCols) );
4988             wxGridCellAttrProvider * attrProvider = m_table->GetAttrProvider();
4989             if (attrProvider)
4990             {
4991                 attrProvider->UpdateAttrCols( pos, -((int)numCols) );
4992
4993 // ifdef'd out following patch from Paul Gammans
4994 #if 0
4995                 // No need to touch row attributes, unless we
4996                 // removed _all_ columns, in this case, we remove
4997                 // all row attributes.
4998                 // I hate to do this here, but the
4999                 // needed data is not available inside UpdateAttrCols.
5000                 if ( !GetNumberCols() )
5001                     attrProvider->UpdateAttrRows( 0, -GetNumberRows() );
5002 #endif
5003             }
5004
5005             if ( !GetBatchCount() )
5006             {
5007                 CalcDimensions();
5008                 m_colLabelWin->Refresh();
5009             }
5010         }
5011         result = true;
5012         break;
5013     }
5014
5015     if (result && !GetBatchCount() )
5016         m_gridWin->Refresh();
5017
5018     return result;
5019 }
5020
5021 wxArrayInt wxGrid::CalcRowLabelsExposed( const wxRegion& reg )
5022 {
5023     wxRegionIterator iter( reg );
5024     wxRect r;
5025
5026     wxArrayInt  rowlabels;
5027
5028     int top, bottom;
5029     while ( iter )
5030     {
5031         r = iter.GetRect();
5032
5033         // TODO: remove this when we can...
5034         // There is a bug in wxMotif that gives garbage update
5035         // rectangles if you jump-scroll a long way by clicking the
5036         // scrollbar with middle button.  This is a work-around
5037         //
5038 #if defined(__WXMOTIF__)
5039         int cw, ch;
5040         m_gridWin->GetClientSize( &cw, &ch );
5041         if ( r.GetTop() > ch )
5042             r.SetTop( 0 );
5043         r.SetBottom( wxMin( r.GetBottom(), ch ) );
5044 #endif
5045
5046         // logical bounds of update region
5047         //
5048         int dummy;
5049         CalcUnscrolledPosition( 0, r.GetTop(), &dummy, &top );
5050         CalcUnscrolledPosition( 0, r.GetBottom(), &dummy, &bottom );
5051
5052         // find the row labels within these bounds
5053         //
5054         int row;
5055         for ( row = internalYToRow(top); row < m_numRows; row++ )
5056         {
5057             if ( GetRowBottom(row) < top )
5058                 continue;
5059
5060             if ( GetRowTop(row) > bottom )
5061                 break;
5062
5063             rowlabels.Add( row );
5064         }
5065
5066         ++iter;
5067     }
5068
5069     return rowlabels;
5070 }
5071
5072 wxArrayInt wxGrid::CalcColLabelsExposed( const wxRegion& reg )
5073 {
5074     wxRegionIterator iter( reg );
5075     wxRect r;
5076
5077     wxArrayInt colLabels;
5078
5079     int left, right;
5080     while ( iter )
5081     {
5082         r = iter.GetRect();
5083
5084         // TODO: remove this when we can...
5085         // There is a bug in wxMotif that gives garbage update
5086         // rectangles if you jump-scroll a long way by clicking the
5087         // scrollbar with middle button.  This is a work-around
5088         //
5089 #if defined(__WXMOTIF__)
5090         int cw, ch;
5091         m_gridWin->GetClientSize( &cw, &ch );
5092         if ( r.GetLeft() > cw )
5093             r.SetLeft( 0 );
5094         r.SetRight( wxMin( r.GetRight(), cw ) );
5095 #endif
5096
5097         // logical bounds of update region
5098         //
5099         int dummy;
5100         CalcUnscrolledPosition( r.GetLeft(), 0, &left, &dummy );
5101         CalcUnscrolledPosition( r.GetRight(), 0, &right, &dummy );
5102
5103         // find the cells within these bounds
5104         //
5105         int col;
5106         int colPos;
5107         for ( colPos = GetColPos( internalXToCol(left) ); colPos < m_numCols; colPos++ )
5108         {
5109             col = GetColAt( colPos );
5110
5111             if ( GetColRight(col) < left )
5112                 continue;
5113
5114             if ( GetColLeft(col) > right )
5115                 break;
5116
5117             colLabels.Add( col );
5118         }
5119
5120         ++iter;
5121     }
5122
5123     return colLabels;
5124 }
5125
5126 wxGridCellCoordsArray wxGrid::CalcCellsExposed( const wxRegion& reg )
5127 {
5128     wxRegionIterator iter( reg );
5129     wxRect r;
5130
5131     wxGridCellCoordsArray  cellsExposed;
5132
5133     int left, top, right, bottom;
5134     while ( iter )
5135     {
5136         r = iter.GetRect();
5137
5138         // TODO: remove this when we can...
5139         // There is a bug in wxMotif that gives garbage update
5140         // rectangles if you jump-scroll a long way by clicking the
5141         // scrollbar with middle button.  This is a work-around
5142         //
5143 #if defined(__WXMOTIF__)
5144         int cw, ch;
5145         m_gridWin->GetClientSize( &cw, &ch );
5146         if ( r.GetTop() > ch ) r.SetTop( 0 );
5147         if ( r.GetLeft() > cw ) r.SetLeft( 0 );
5148         r.SetRight( wxMin( r.GetRight(), cw ) );
5149         r.SetBottom( wxMin( r.GetBottom(), ch ) );
5150 #endif
5151
5152         // logical bounds of update region
5153         //
5154         CalcUnscrolledPosition( r.GetLeft(), r.GetTop(), &left, &top );
5155         CalcUnscrolledPosition( r.GetRight(), r.GetBottom(), &right, &bottom );
5156
5157         // find the cells within these bounds
5158         //
5159         int row, col;
5160         for ( row = internalYToRow(top); row < m_numRows; row++ )
5161         {
5162             if ( GetRowBottom(row) <= top )
5163                 continue;
5164
5165             if ( GetRowTop(row) > bottom )
5166                 break;
5167
5168             int colPos;
5169             for ( colPos = GetColPos( internalXToCol(left) ); colPos < m_numCols; colPos++ )
5170             {
5171                 col = GetColAt( colPos );
5172
5173                 if ( GetColRight(col) <= left )
5174                     continue;
5175
5176                 if ( GetColLeft(col) > right )
5177                     break;
5178
5179                 cellsExposed.Add( wxGridCellCoords( row, col ) );
5180             }
5181         }
5182
5183         ++iter;
5184     }
5185
5186     return cellsExposed;
5187 }
5188
5189
5190 void wxGrid::ProcessRowLabelMouseEvent( wxMouseEvent& event )
5191 {
5192     int x, y, row;
5193     wxPoint pos( event.GetPosition() );
5194     CalcUnscrolledPosition( pos.x, pos.y, &x, &y );
5195
5196     if ( event.Dragging() )
5197     {
5198         if (!m_isDragging)
5199         {
5200             m_isDragging = true;
5201             m_rowLabelWin->CaptureMouse();
5202         }
5203
5204         if ( event.LeftIsDown() )
5205         {
5206             switch ( m_cursorMode )
5207             {
5208                 case WXGRID_CURSOR_RESIZE_ROW:
5209                 {
5210                     int cw, ch, left, dummy;
5211                     m_gridWin->GetClientSize( &cw, &ch );
5212                     CalcUnscrolledPosition( 0, 0, &left, &dummy );
5213
5214                     wxClientDC dc( m_gridWin );
5215                     PrepareDC( dc );
5216                     y = wxMax( y,
5217                                GetRowTop(m_dragRowOrCol) +
5218                                GetRowMinimalHeight(m_dragRowOrCol) );
5219                     dc.SetLogicalFunction(wxINVERT);
5220                     if ( m_dragLastPos >= 0 )
5221                     {
5222                         dc.DrawLine( left, m_dragLastPos, left+cw, m_dragLastPos );
5223                     }
5224                     dc.DrawLine( left, y, left+cw, y );
5225                     m_dragLastPos = y;
5226                 }
5227                 break;
5228
5229                 case WXGRID_CURSOR_SELECT_ROW:
5230                 {
5231                     if ( (row = YToRow( y )) >= 0 )
5232                     {
5233                         if ( m_selection )
5234                         {
5235                             m_selection->SelectRow( row,
5236                                                     event.ControlDown(),
5237                                                     event.ShiftDown(),
5238                                                     event.AltDown(),
5239                                                     event.MetaDown() );
5240                         }
5241                     }
5242                 }
5243                 break;
5244
5245                 // default label to suppress warnings about "enumeration value
5246                 // 'xxx' not handled in switch
5247                 default:
5248                     break;
5249             }
5250         }
5251         return;
5252     }
5253
5254     if ( m_isDragging && (event.Entering() || event.Leaving()) )
5255         return;
5256
5257     if (m_isDragging)
5258     {
5259         if (m_rowLabelWin->HasCapture())
5260             m_rowLabelWin->ReleaseMouse();
5261         m_isDragging = false;
5262     }
5263
5264     // ------------ Entering or leaving the window
5265     //
5266     if ( event.Entering() || event.Leaving() )
5267     {
5268         ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_rowLabelWin);
5269     }
5270
5271     // ------------ Left button pressed
5272     //
5273     else if ( event.LeftDown() )
5274     {
5275         // don't send a label click event for a hit on the
5276         // edge of the row label - this is probably the user
5277         // wanting to resize the row
5278         //
5279         if ( YToEdgeOfRow(y) < 0 )
5280         {
5281             row = YToRow(y);
5282             if ( row >= 0 &&
5283                  !SendEvent( wxEVT_GRID_LABEL_LEFT_CLICK, row, -1, event ) )
5284             {
5285                 if ( !event.ShiftDown() && !event.CmdDown() )
5286                     ClearSelection();
5287                 if ( m_selection )
5288                 {
5289                     if ( event.ShiftDown() )
5290                     {
5291                         m_selection->SelectBlock( m_currentCellCoords.GetRow(),
5292                                                   0,
5293                                                   row,
5294                                                   GetNumberCols() - 1,
5295                                                   event.ControlDown(),
5296                                                   event.ShiftDown(),
5297                                                   event.AltDown(),
5298                                                   event.MetaDown() );
5299                     }
5300                     else
5301                     {
5302                         m_selection->SelectRow( row,
5303                                                 event.ControlDown(),
5304                                                 event.ShiftDown(),
5305                                                 event.AltDown(),
5306                                                 event.MetaDown() );
5307                     }
5308                 }
5309
5310                 ChangeCursorMode(WXGRID_CURSOR_SELECT_ROW, m_rowLabelWin);
5311             }
5312         }
5313         else
5314         {
5315             // starting to drag-resize a row
5316             if ( CanDragRowSize() )
5317                 ChangeCursorMode(WXGRID_CURSOR_RESIZE_ROW, m_rowLabelWin);
5318         }
5319     }
5320
5321     // ------------ Left double click
5322     //
5323     else if (event.LeftDClick() )
5324     {
5325         row = YToEdgeOfRow(y);
5326         if ( row < 0 )
5327         {
5328             row = YToRow(y);
5329             if ( row >=0 &&
5330                  !SendEvent( wxEVT_GRID_LABEL_LEFT_DCLICK, row, -1, event ) )
5331             {
5332                 // no default action at the moment
5333             }
5334         }
5335         else
5336         {
5337             // adjust row height depending on label text
5338             AutoSizeRowLabelSize( row );
5339
5340             ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_colLabelWin);
5341             m_dragLastPos = -1;
5342         }
5343     }
5344
5345     // ------------ Left button released
5346     //
5347     else if ( event.LeftUp() )
5348     {
5349         if ( m_cursorMode == WXGRID_CURSOR_RESIZE_ROW )
5350         {
5351             DoEndDragResizeRow();
5352
5353             // Note: we are ending the event *after* doing
5354             // default processing in this case
5355             //
5356             SendEvent( wxEVT_GRID_ROW_SIZE, m_dragRowOrCol, -1, event );
5357         }
5358
5359         ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_rowLabelWin);
5360         m_dragLastPos = -1;
5361     }
5362
5363     // ------------ Right button down
5364     //
5365     else if ( event.RightDown() )
5366     {
5367         row = YToRow(y);
5368         if ( row >=0 &&
5369              !SendEvent( wxEVT_GRID_LABEL_RIGHT_CLICK, row, -1, event ) )
5370         {
5371             // no default action at the moment
5372         }
5373     }
5374
5375     // ------------ Right double click
5376     //
5377     else if ( event.RightDClick() )
5378     {
5379         row = YToRow(y);
5380         if ( row >= 0 &&
5381              !SendEvent( wxEVT_GRID_LABEL_RIGHT_DCLICK, row, -1, event ) )
5382         {
5383             // no default action at the moment
5384         }
5385     }
5386
5387     // ------------ No buttons down and mouse moving
5388     //
5389     else if ( event.Moving() )
5390     {
5391         m_dragRowOrCol = YToEdgeOfRow( y );
5392         if ( m_dragRowOrCol >= 0 )
5393         {
5394             if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
5395             {
5396                 // don't capture the mouse yet
5397                 if ( CanDragRowSize() )
5398                     ChangeCursorMode(WXGRID_CURSOR_RESIZE_ROW, m_rowLabelWin, false);
5399             }
5400         }
5401         else if ( m_cursorMode != WXGRID_CURSOR_SELECT_CELL )
5402         {
5403             ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_rowLabelWin, false);
5404         }
5405     }
5406 }
5407
5408 void wxGrid::ProcessColLabelMouseEvent( wxMouseEvent& event )
5409 {
5410     int x, y, col;
5411     wxPoint pos( event.GetPosition() );
5412     CalcUnscrolledPosition( pos.x, pos.y, &x, &y );
5413
5414     if ( event.Dragging() )
5415     {
5416         if (!m_isDragging)
5417         {
5418             m_isDragging = true;
5419             m_colLabelWin->CaptureMouse();
5420
5421             if ( m_cursorMode == WXGRID_CURSOR_MOVE_COL )
5422                 m_dragRowOrCol = XToCol( x );
5423         }
5424
5425         if ( event.LeftIsDown() )
5426         {
5427             switch ( m_cursorMode )
5428             {
5429                 case WXGRID_CURSOR_RESIZE_COL:
5430                 {
5431                     int cw, ch, dummy, top;
5432                     m_gridWin->GetClientSize( &cw, &ch );
5433                     CalcUnscrolledPosition( 0, 0, &dummy, &top );
5434
5435                     wxClientDC dc( m_gridWin );
5436                     PrepareDC( dc );
5437
5438                     x = wxMax( x, GetColLeft(m_dragRowOrCol) +
5439                                   GetColMinimalWidth(m_dragRowOrCol));
5440                     dc.SetLogicalFunction(wxINVERT);
5441                     if ( m_dragLastPos >= 0 )
5442                     {
5443                         dc.DrawLine( m_dragLastPos, top, m_dragLastPos, top + ch );
5444                     }
5445                     dc.DrawLine( x, top, x, top + ch );
5446                     m_dragLastPos = x;
5447                 }
5448                 break;
5449
5450                 case WXGRID_CURSOR_SELECT_COL:
5451                 {
5452                     if ( (col = XToCol( x )) >= 0 )
5453                     {
5454                         if ( m_selection )
5455                         {
5456                             m_selection->SelectCol( col,
5457                                                     event.ControlDown(),
5458                                                     event.ShiftDown(),
5459                                                     event.AltDown(),
5460                                                     event.MetaDown() );
5461                         }
5462                     }
5463                 }
5464                 break;
5465
5466                 case WXGRID_CURSOR_MOVE_COL:
5467                 {
5468                     if ( x < 0 )
5469                         m_moveToCol = GetColAt( 0 );
5470                     else
5471                         m_moveToCol = XToCol( x );
5472
5473                     int markerX;
5474
5475                     if ( m_moveToCol < 0 )
5476                         markerX = GetColRight( GetColAt( m_numCols - 1 ) );
5477                     else
5478                         markerX = GetColLeft( m_moveToCol );
5479
5480                     if ( markerX != m_dragLastPos )
5481                     {
5482                         wxClientDC dc( m_colLabelWin );
5483
5484                         int cw, ch;
5485                         m_colLabelWin->GetClientSize( &cw, &ch );
5486
5487                         markerX++;
5488
5489                         //Clean up the last indicator
5490                         if ( m_dragLastPos >= 0 )
5491                         {
5492                             wxPen pen( m_colLabelWin->GetBackgroundColour(), 2 );
5493                             dc.SetPen(pen);
5494                             dc.DrawLine( m_dragLastPos + 1, 0, m_dragLastPos + 1, ch );
5495                             dc.SetPen(wxNullPen);
5496
5497                             if ( XToCol( m_dragLastPos ) != -1 )
5498                                 DrawColLabel( dc, XToCol( m_dragLastPos ) );
5499                         }
5500
5501                         //Moving to the same place? Don't draw a marker
5502                         if ( (m_moveToCol == m_dragRowOrCol)
5503                           || (GetColPos( m_moveToCol ) == GetColPos( m_dragRowOrCol ) + 1)
5504                           || (m_moveToCol < 0 && m_dragRowOrCol == GetColAt( m_numCols - 1 )))
5505                         {
5506                             m_dragLastPos = -1;
5507                             return;
5508                         }
5509
5510                         //Draw the marker
5511                         wxPen pen( *wxBLUE, 2 );
5512                         dc.SetPen(pen);
5513
5514                         dc.DrawLine( markerX, 0, markerX, ch );
5515
5516                         dc.SetPen(wxNullPen);
5517
5518                         m_dragLastPos = markerX - 1;
5519                     }
5520                 }
5521                 break;
5522
5523                 // default label to suppress warnings about "enumeration value
5524                 // 'xxx' not handled in switch
5525                 default:
5526                     break;
5527             }
5528         }
5529         return;
5530     }
5531
5532     if ( m_isDragging && (event.Entering() || event.Leaving()) )
5533         return;
5534
5535     if (m_isDragging)
5536     {
5537         if (m_colLabelWin->HasCapture())
5538             m_colLabelWin->ReleaseMouse();
5539         m_isDragging = false;
5540     }
5541
5542     // ------------ Entering or leaving the window
5543     //
5544     if ( event.Entering() || event.Leaving() )
5545     {
5546         ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_colLabelWin);
5547     }
5548
5549     // ------------ Left button pressed
5550     //
5551     else if ( event.LeftDown() )
5552     {
5553         // don't send a label click event for a hit on the
5554         // edge of the col label - this is probably the user
5555         // wanting to resize the col
5556         //
5557         if ( XToEdgeOfCol(x) < 0 )
5558         {
5559             col = XToCol(x);
5560             if ( col >= 0 &&
5561                  !SendEvent( wxEVT_GRID_LABEL_LEFT_CLICK, -1, col, event ) )
5562             {
5563                 if ( m_canDragColMove )
5564                 {
5565                     //Show button as pressed
5566                     wxClientDC dc( m_colLabelWin );
5567                     int colLeft = GetColLeft( col );
5568                     int colRight = GetColRight( col ) - 1;
5569                     dc.SetPen( wxPen( m_colLabelWin->GetBackgroundColour(), 1 ) );
5570                     dc.DrawLine( colLeft, 1, colLeft, m_colLabelHeight-1 );
5571                     dc.DrawLine( colLeft, 1, colRight, 1 );
5572
5573                     ChangeCursorMode(WXGRID_CURSOR_MOVE_COL, m_colLabelWin);
5574                 }
5575                 else
5576                 {
5577                     if ( !event.ShiftDown() && !event.CmdDown() )
5578                         ClearSelection();
5579                     if ( m_selection )
5580                     {
5581                         if ( event.ShiftDown() )
5582                         {
5583                             m_selection->SelectBlock( 0,
5584                                                       m_currentCellCoords.GetCol(),
5585                                                       GetNumberRows() - 1, col,
5586                                                       event.ControlDown(),
5587                                                       event.ShiftDown(),
5588                                                       event.AltDown(),
5589                                                       event.MetaDown() );
5590                         }
5591                         else
5592                         {
5593                             m_selection->SelectCol( col,
5594                                                     event.ControlDown(),
5595                                                     event.ShiftDown(),
5596                                                     event.AltDown(),
5597                                                     event.MetaDown() );
5598                         }
5599                     }
5600
5601                     ChangeCursorMode(WXGRID_CURSOR_SELECT_COL, m_colLabelWin);
5602                 }
5603             }
5604         }
5605         else
5606         {
5607             // starting to drag-resize a col
5608             //
5609             if ( CanDragColSize() )
5610                 ChangeCursorMode(WXGRID_CURSOR_RESIZE_COL, m_colLabelWin);
5611         }
5612     }
5613
5614     // ------------ Left double click
5615     //
5616     if ( event.LeftDClick() )
5617     {
5618         col = XToEdgeOfCol(x);
5619         if ( col < 0 )
5620         {
5621             col = XToCol(x);
5622             if ( col >= 0 &&
5623                  ! SendEvent( wxEVT_GRID_LABEL_LEFT_DCLICK, -1, col, event ) )
5624             {
5625                 // no default action at the moment
5626             }
5627         }
5628         else
5629         {
5630             // adjust column width depending on label text
5631             AutoSizeColLabelSize( col );
5632
5633             ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_colLabelWin);
5634             m_dragLastPos = -1;
5635         }
5636     }
5637
5638     // ------------ Left button released
5639     //
5640     else if ( event.LeftUp() )
5641     {
5642         switch ( m_cursorMode )
5643         {
5644             case WXGRID_CURSOR_RESIZE_COL:
5645                 DoEndDragResizeCol();
5646
5647                 // Note: we are ending the event *after* doing
5648                 // default processing in this case
5649                 //
5650                 SendEvent( wxEVT_GRID_COL_SIZE, -1, m_dragRowOrCol, event );
5651                 break;
5652
5653             case WXGRID_CURSOR_MOVE_COL:
5654                 DoEndDragMoveCol();
5655
5656                 SendEvent( wxEVT_GRID_COL_MOVE, -1, m_dragRowOrCol, event );
5657                 break;
5658
5659             case WXGRID_CURSOR_SELECT_COL:
5660             case WXGRID_CURSOR_SELECT_CELL:
5661             case WXGRID_CURSOR_RESIZE_ROW:
5662             case WXGRID_CURSOR_SELECT_ROW:
5663                 // nothing to do (?)
5664                 break;
5665         }
5666
5667         ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_colLabelWin);
5668         m_dragLastPos = -1;
5669     }
5670
5671     // ------------ Right button down
5672     //
5673     else if ( event.RightDown() )
5674     {
5675         col = XToCol(x);
5676         if ( col >= 0 &&
5677              !SendEvent( wxEVT_GRID_LABEL_RIGHT_CLICK, -1, col, event ) )
5678         {
5679             // no default action at the moment
5680         }
5681     }
5682
5683     // ------------ Right double click
5684     //
5685     else if ( event.RightDClick() )
5686     {
5687         col = XToCol(x);
5688         if ( col >= 0 &&
5689              !SendEvent( wxEVT_GRID_LABEL_RIGHT_DCLICK, -1, col, event ) )
5690         {
5691             // no default action at the moment
5692         }
5693     }
5694
5695     // ------------ No buttons down and mouse moving
5696     //
5697     else if ( event.Moving() )
5698     {
5699         m_dragRowOrCol = XToEdgeOfCol( x );
5700         if ( m_dragRowOrCol >= 0 )
5701         {
5702             if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
5703             {
5704                 // don't capture the cursor yet
5705                 if ( CanDragColSize() )
5706                     ChangeCursorMode(WXGRID_CURSOR_RESIZE_COL, m_colLabelWin, false);
5707             }
5708         }
5709         else if ( m_cursorMode != WXGRID_CURSOR_SELECT_CELL )
5710         {
5711             ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_colLabelWin, false);
5712         }
5713     }
5714 }
5715
5716 void wxGrid::ProcessCornerLabelMouseEvent( wxMouseEvent& event )
5717 {
5718     if ( event.LeftDown() )
5719     {
5720         // indicate corner label by having both row and
5721         // col args == -1
5722         //
5723         if ( !SendEvent( wxEVT_GRID_LABEL_LEFT_CLICK, -1, -1, event ) )
5724         {
5725             SelectAll();
5726         }
5727     }
5728     else if ( event.LeftDClick() )
5729     {
5730         SendEvent( wxEVT_GRID_LABEL_LEFT_DCLICK, -1, -1, event );
5731     }
5732     else if ( event.RightDown() )
5733     {
5734         if ( !SendEvent( wxEVT_GRID_LABEL_RIGHT_CLICK, -1, -1, event ) )
5735         {
5736             // no default action at the moment
5737         }
5738     }
5739     else if ( event.RightDClick() )
5740     {
5741         if ( !SendEvent( wxEVT_GRID_LABEL_RIGHT_DCLICK, -1, -1, event ) )
5742         {
5743             // no default action at the moment
5744         }
5745     }
5746 }
5747
5748 void wxGrid::ChangeCursorMode(CursorMode mode,
5749                               wxWindow *win,
5750                               bool captureMouse)
5751 {
5752 #ifdef __WXDEBUG__
5753     static const wxChar *cursorModes[] =
5754     {
5755         _T("SELECT_CELL"),
5756         _T("RESIZE_ROW"),
5757         _T("RESIZE_COL"),
5758         _T("SELECT_ROW"),
5759         _T("SELECT_COL"),
5760         _T("MOVE_COL"),
5761     };
5762
5763     wxLogTrace(_T("grid"),
5764                _T("wxGrid cursor mode (mouse capture for %s): %s -> %s"),
5765                win == m_colLabelWin ? _T("colLabelWin")
5766                                     : win ? _T("rowLabelWin")
5767                                           : _T("gridWin"),
5768                cursorModes[m_cursorMode], cursorModes[mode]);
5769 #endif
5770
5771     if ( mode == m_cursorMode &&
5772          win == m_winCapture &&
5773          captureMouse == (m_winCapture != NULL))
5774         return;
5775
5776     if ( !win )
5777     {
5778         // by default use the grid itself
5779         win = m_gridWin;
5780     }
5781
5782     if ( m_winCapture )
5783     {
5784         if (m_winCapture->HasCapture())
5785             m_winCapture->ReleaseMouse();
5786         m_winCapture = (wxWindow *)NULL;
5787     }
5788
5789     m_cursorMode = mode;
5790
5791     switch ( m_cursorMode )
5792     {
5793         case WXGRID_CURSOR_RESIZE_ROW:
5794             win->SetCursor( m_rowResizeCursor );
5795             break;
5796
5797         case WXGRID_CURSOR_RESIZE_COL:
5798             win->SetCursor( m_colResizeCursor );
5799             break;
5800
5801         case WXGRID_CURSOR_MOVE_COL:
5802             win->SetCursor( wxCursor(wxCURSOR_HAND) );
5803             break;
5804
5805         default:
5806             win->SetCursor( *wxSTANDARD_CURSOR );
5807             break;
5808     }
5809
5810     // we need to capture mouse when resizing
5811     bool resize = m_cursorMode == WXGRID_CURSOR_RESIZE_ROW ||
5812                   m_cursorMode == WXGRID_CURSOR_RESIZE_COL;
5813
5814     if ( captureMouse && resize )
5815     {
5816         win->CaptureMouse();
5817         m_winCapture = win;
5818     }
5819 }
5820
5821 void wxGrid::ProcessGridCellMouseEvent( wxMouseEvent& event )
5822 {
5823     int x, y;
5824     wxPoint pos( event.GetPosition() );
5825     CalcUnscrolledPosition( pos.x, pos.y, &x, &y );
5826
5827     wxGridCellCoords coords;
5828     XYToCell( x, y, coords );
5829
5830     int cell_rows, cell_cols;
5831     bool isFirstDrag = !m_isDragging;
5832     GetCellSize( coords.GetRow(), coords.GetCol(), &cell_rows, &cell_cols );
5833     if ((cell_rows < 0) || (cell_cols < 0))
5834     {
5835         coords.SetRow(coords.GetRow() + cell_rows);
5836         coords.SetCol(coords.GetCol() + cell_cols);
5837     }
5838
5839     if ( event.Dragging() )
5840     {
5841         //wxLogDebug("pos(%d, %d) coords(%d, %d)", pos.x, pos.y, coords.GetRow(), coords.GetCol());
5842
5843         // Don't start doing anything until the mouse has been dragged at
5844         // least 3 pixels in any direction...
5845         if (! m_isDragging)
5846         {
5847             if (m_startDragPos == wxDefaultPosition)
5848             {
5849                 m_startDragPos = pos;
5850                 return;
5851             }
5852             if (abs(m_startDragPos.x - pos.x) < 4 && abs(m_startDragPos.y - pos.y) < 4)
5853                 return;
5854         }
5855
5856         m_isDragging = true;
5857         if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
5858         {
5859             // Hide the edit control, so it
5860             // won't interfere with drag-shrinking.
5861             if ( IsCellEditControlShown() )
5862             {
5863                 HideCellEditControl();
5864                 SaveEditControlValue();
5865             }
5866
5867             // Have we captured the mouse yet?
5868             if (! m_winCapture)
5869             {
5870                 m_winCapture = m_gridWin;
5871                 m_winCapture->CaptureMouse();
5872             }
5873
5874             if ( coords != wxGridNoCellCoords )
5875             {
5876                 if ( event.CmdDown() )
5877                 {
5878                     if ( m_selectingKeyboard == wxGridNoCellCoords)
5879                         m_selectingKeyboard = coords;
5880                     HighlightBlock( m_selectingKeyboard, coords );
5881                 }
5882                 else if ( CanDragCell() )
5883                 {
5884                     if ( isFirstDrag )
5885                     {
5886                         if ( m_selectingKeyboard == wxGridNoCellCoords)
5887                             m_selectingKeyboard = coords;
5888
5889                         SendEvent( wxEVT_GRID_CELL_BEGIN_DRAG,
5890                                    coords.GetRow(),
5891                                    coords.GetCol(),
5892                                    event );
5893                     }
5894                 }
5895                 else
5896                 {
5897                     if ( !IsSelection() )
5898                     {
5899                         HighlightBlock( coords, coords );
5900                     }
5901                     else
5902                     {
5903                         HighlightBlock( m_currentCellCoords, coords );
5904                     }
5905                 }
5906
5907                 if (! IsVisible(coords))
5908                 {
5909                     MakeCellVisible(coords);
5910                     // TODO: need to introduce a delay or something here.  The
5911                     // scrolling is way to fast, at least on MSW - also on GTK.
5912                 }
5913             }
5914         }
5915         else if ( m_cursorMode == WXGRID_CURSOR_RESIZE_ROW )
5916         {
5917             int cw, ch, left, dummy;
5918             m_gridWin->GetClientSize( &cw, &ch );
5919             CalcUnscrolledPosition( 0, 0, &left, &dummy );
5920
5921             wxClientDC dc( m_gridWin );
5922             PrepareDC( dc );
5923             y = wxMax( y, GetRowTop(m_dragRowOrCol) +
5924                           GetRowMinimalHeight(m_dragRowOrCol) );
5925             dc.SetLogicalFunction(wxINVERT);
5926             if ( m_dragLastPos >= 0 )
5927             {
5928                 dc.DrawLine( left, m_dragLastPos, left+cw, m_dragLastPos );
5929             }
5930             dc.DrawLine( left, y, left+cw, y );
5931             m_dragLastPos = y;
5932         }
5933         else if ( m_cursorMode == WXGRID_CURSOR_RESIZE_COL )
5934         {
5935             int cw, ch, dummy, top;
5936             m_gridWin->GetClientSize( &cw, &ch );
5937             CalcUnscrolledPosition( 0, 0, &dummy, &top );
5938
5939             wxClientDC dc( m_gridWin );
5940             PrepareDC( dc );
5941             x = wxMax( x, GetColLeft(m_dragRowOrCol) +
5942                           GetColMinimalWidth(m_dragRowOrCol) );
5943             dc.SetLogicalFunction(wxINVERT);
5944             if ( m_dragLastPos >= 0 )
5945             {
5946                 dc.DrawLine( m_dragLastPos, top, m_dragLastPos, top + ch );
5947             }
5948             dc.DrawLine( x, top, x, top + ch );
5949             m_dragLastPos = x;
5950         }
5951
5952         return;
5953     }
5954
5955     m_isDragging = false;
5956     m_startDragPos = wxDefaultPosition;
5957
5958     // VZ: if we do this, the mode is reset to WXGRID_CURSOR_SELECT_CELL
5959     //     immediately after it becomes WXGRID_CURSOR_RESIZE_ROW/COL under
5960     //     wxGTK
5961 #if 0
5962     if ( event.Entering() || event.Leaving() )
5963     {
5964         ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
5965         m_gridWin->SetCursor( *wxSTANDARD_CURSOR );
5966     }
5967     else
5968 #endif // 0
5969
5970     // ------------ Left button pressed
5971     //
5972     if ( event.LeftDown() && coords != wxGridNoCellCoords )
5973     {
5974         if ( !SendEvent( wxEVT_GRID_CELL_LEFT_CLICK,
5975                        coords.GetRow(),
5976                        coords.GetCol(),
5977                        event ) )
5978         {
5979             if ( !event.CmdDown() )
5980                 ClearSelection();
5981             if ( event.ShiftDown() )
5982             {
5983                 if ( m_selection )
5984                 {
5985                     m_selection->SelectBlock( m_currentCellCoords.GetRow(),
5986                                               m_currentCellCoords.GetCol(),
5987                                               coords.GetRow(),
5988                                               coords.GetCol(),
5989                                               event.ControlDown(),
5990                                               event.ShiftDown(),
5991                                               event.AltDown(),
5992                                               event.MetaDown() );
5993                 }
5994             }
5995             else if ( XToEdgeOfCol(x) < 0 &&
5996                       YToEdgeOfRow(y) < 0 )
5997             {
5998                 DisableCellEditControl();
5999                 MakeCellVisible( coords );
6000
6001                 if ( event.CmdDown() )
6002                 {
6003                     if ( m_selection )
6004                     {
6005                         m_selection->ToggleCellSelection( coords.GetRow(),
6006                                                           coords.GetCol(),
6007                                                           event.ControlDown(),
6008                                                           event.ShiftDown(),
6009                                                           event.AltDown(),
6010                                                           event.MetaDown() );
6011                     }
6012                     m_selectingTopLeft = wxGridNoCellCoords;
6013                     m_selectingBottomRight = wxGridNoCellCoords;
6014                     m_selectingKeyboard = coords;
6015                 }
6016                 else
6017                 {
6018                     m_waitForSlowClick = m_currentCellCoords == coords && coords != wxGridNoCellCoords;
6019                     SetCurrentCell( coords );
6020                     if ( m_selection )
6021                     {
6022                         if ( m_selection->GetSelectionMode() !=
6023                                 wxGrid::wxGridSelectCells )
6024                         {
6025                             HighlightBlock( coords, coords );
6026                         }
6027                     }
6028                 }
6029             }
6030         }
6031     }
6032
6033     // ------------ Left double click
6034     //
6035     else if ( event.LeftDClick() && coords != wxGridNoCellCoords )
6036     {
6037         DisableCellEditControl();
6038
6039         if ( XToEdgeOfCol(x) < 0 && YToEdgeOfRow(y) < 0 )
6040         {
6041             if ( !SendEvent( wxEVT_GRID_CELL_LEFT_DCLICK,
6042                              coords.GetRow(),
6043                              coords.GetCol(),
6044                              event ) )
6045             {
6046                 // we want double click to select a cell and start editing
6047                 // (i.e. to behave in same way as sequence of two slow clicks):
6048                 m_waitForSlowClick = true;
6049             }
6050         }
6051     }
6052
6053     // ------------ Left button released
6054     //
6055     else if ( event.LeftUp() )
6056     {
6057         if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
6058         {
6059             if (m_winCapture)
6060             {
6061                 if (m_winCapture->HasCapture())
6062                     m_winCapture->ReleaseMouse();
6063                 m_winCapture = NULL;
6064             }
6065
6066             if ( coords == m_currentCellCoords && m_waitForSlowClick && CanEnableCellControl() )
6067             {
6068                 ClearSelection();
6069                 EnableCellEditControl();
6070
6071                 wxGridCellAttr *attr = GetCellAttr(coords);
6072                 wxGridCellEditor *editor = attr->GetEditor(this, coords.GetRow(), coords.GetCol());
6073                 editor->StartingClick();
6074                 editor->DecRef();
6075                 attr->DecRef();
6076
6077                 m_waitForSlowClick = false;
6078             }
6079             else if ( m_selectingTopLeft != wxGridNoCellCoords &&
6080                  m_selectingBottomRight != wxGridNoCellCoords )
6081             {
6082                 if ( m_selection )
6083                 {
6084                     m_selection->SelectBlock( m_selectingTopLeft.GetRow(),
6085                                               m_selectingTopLeft.GetCol(),
6086                                               m_selectingBottomRight.GetRow(),
6087                                               m_selectingBottomRight.GetCol(),
6088                                               event.ControlDown(),
6089                                               event.ShiftDown(),
6090                                               event.AltDown(),
6091                                               event.MetaDown() );
6092                 }
6093
6094                 m_selectingTopLeft = wxGridNoCellCoords;
6095                 m_selectingBottomRight = wxGridNoCellCoords;
6096
6097                 // Show the edit control, if it has been hidden for
6098                 // drag-shrinking.
6099                 ShowCellEditControl();
6100             }
6101         }
6102         else if ( m_cursorMode == WXGRID_CURSOR_RESIZE_ROW )
6103         {
6104             ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
6105             DoEndDragResizeRow();
6106
6107             // Note: we are ending the event *after* doing
6108             // default processing in this case
6109             //
6110             SendEvent( wxEVT_GRID_ROW_SIZE, m_dragRowOrCol, -1, event );
6111         }
6112         else if ( m_cursorMode == WXGRID_CURSOR_RESIZE_COL )
6113         {
6114             ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
6115             DoEndDragResizeCol();
6116
6117             // Note: we are ending the event *after* doing
6118             // default processing in this case
6119             //
6120             SendEvent( wxEVT_GRID_COL_SIZE, -1, m_dragRowOrCol, event );
6121         }
6122
6123         m_dragLastPos = -1;
6124     }
6125
6126     // ------------ Right button down
6127     //
6128     else if ( event.RightDown() && coords != wxGridNoCellCoords )
6129     {
6130         DisableCellEditControl();
6131         if ( !SendEvent( wxEVT_GRID_CELL_RIGHT_CLICK,
6132                          coords.GetRow(),
6133                          coords.GetCol(),
6134                          event ) )
6135         {
6136             // no default action at the moment
6137         }
6138     }
6139
6140     // ------------ Right double click
6141     //
6142     else if ( event.RightDClick() && coords != wxGridNoCellCoords )
6143     {
6144         DisableCellEditControl();
6145         if ( !SendEvent( wxEVT_GRID_CELL_RIGHT_DCLICK,
6146                          coords.GetRow(),
6147                          coords.GetCol(),
6148                          event ) )
6149         {
6150             // no default action at the moment
6151         }
6152     }
6153
6154     // ------------ Moving and no button action
6155     //
6156     else if ( event.Moving() && !event.IsButton() )
6157     {
6158         if ( coords.GetRow() < 0 || coords.GetCol() < 0 )
6159         {
6160             // out of grid cell area
6161             ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
6162             return;
6163         }
6164
6165         int dragRow = YToEdgeOfRow( y );
6166         int dragCol = XToEdgeOfCol( x );
6167
6168         // Dragging on the corner of a cell to resize in both
6169         // directions is not implemented yet...
6170         //
6171         if ( dragRow >= 0 && dragCol >= 0 )
6172         {
6173             ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
6174             return;
6175         }
6176
6177         if ( dragRow >= 0 )
6178         {
6179             m_dragRowOrCol = dragRow;
6180
6181             if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
6182             {
6183                 if ( CanDragRowSize() && CanDragGridSize() )
6184                     ChangeCursorMode(WXGRID_CURSOR_RESIZE_ROW);
6185             }
6186         }
6187         else if ( dragCol >= 0 )
6188         {
6189             m_dragRowOrCol = dragCol;
6190
6191             if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
6192             {
6193                 if ( CanDragColSize() && CanDragGridSize() )
6194                     ChangeCursorMode(WXGRID_CURSOR_RESIZE_COL);
6195             }
6196         }
6197         else // Neither on a row or col edge
6198         {
6199             if ( m_cursorMode != WXGRID_CURSOR_SELECT_CELL )
6200             {
6201                 ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
6202             }
6203         }
6204     }
6205 }
6206
6207 void wxGrid::DoEndDragResizeRow()
6208 {
6209     if ( m_dragLastPos >= 0 )
6210     {
6211         // erase the last line and resize the row
6212         //
6213         int cw, ch, left, dummy;
6214         m_gridWin->GetClientSize( &cw, &ch );
6215         CalcUnscrolledPosition( 0, 0, &left, &dummy );
6216
6217         wxClientDC dc( m_gridWin );
6218         PrepareDC( dc );
6219         dc.SetLogicalFunction( wxINVERT );
6220         dc.DrawLine( left, m_dragLastPos, left + cw, m_dragLastPos );
6221         HideCellEditControl();
6222         SaveEditControlValue();
6223
6224         int rowTop = GetRowTop(m_dragRowOrCol);
6225         SetRowSize( m_dragRowOrCol,
6226                     wxMax( m_dragLastPos - rowTop, m_minAcceptableRowHeight ) );
6227
6228         if ( !GetBatchCount() )
6229         {
6230             // Only needed to get the correct rect.y:
6231             wxRect rect ( CellToRect( m_dragRowOrCol, 0 ) );
6232             rect.x = 0;
6233             CalcScrolledPosition(0, rect.y, &dummy, &rect.y);
6234             rect.width = m_rowLabelWidth;
6235             rect.height = ch - rect.y;
6236             m_rowLabelWin->Refresh( true, &rect );
6237             rect.width = cw;
6238
6239             // if there is a multicell block, paint all of it
6240             if (m_table)
6241             {
6242                 int i, cell_rows, cell_cols, subtract_rows = 0;
6243                 int leftCol = XToCol(left);
6244                 int rightCol = internalXToCol(left + cw);
6245                 if (leftCol >= 0)
6246                 {
6247                     for (i=leftCol; i<rightCol; i++)
6248                     {
6249                         GetCellSize(m_dragRowOrCol, i, &cell_rows, &cell_cols);
6250                         if (cell_rows < subtract_rows)
6251                             subtract_rows = cell_rows;
6252                     }
6253                     rect.y = GetRowTop(m_dragRowOrCol + subtract_rows);
6254                     CalcScrolledPosition(0, rect.y, &dummy, &rect.y);
6255                     rect.height = ch - rect.y;
6256                 }
6257             }
6258             m_gridWin->Refresh( false, &rect );
6259         }
6260
6261         ShowCellEditControl();
6262     }
6263 }
6264
6265
6266 void wxGrid::DoEndDragResizeCol()
6267 {
6268     if ( m_dragLastPos >= 0 )
6269     {
6270         // erase the last line and resize the col
6271         //
6272         int cw, ch, dummy, top;
6273         m_gridWin->GetClientSize( &cw, &ch );
6274         CalcUnscrolledPosition( 0, 0, &dummy, &top );
6275
6276         wxClientDC dc( m_gridWin );
6277         PrepareDC( dc );
6278         dc.SetLogicalFunction( wxINVERT );
6279         dc.DrawLine( m_dragLastPos, top, m_dragLastPos, top + ch );
6280         HideCellEditControl();
6281         SaveEditControlValue();
6282
6283         int colLeft = GetColLeft(m_dragRowOrCol);
6284         SetColSize( m_dragRowOrCol,
6285                     wxMax( m_dragLastPos - colLeft,
6286                            GetColMinimalWidth(m_dragRowOrCol) ) );
6287
6288         if ( !GetBatchCount() )
6289         {
6290             // Only needed to get the correct rect.x:
6291             wxRect rect ( CellToRect( 0, m_dragRowOrCol ) );
6292             rect.y = 0;
6293             CalcScrolledPosition(rect.x, 0, &rect.x, &dummy);
6294             rect.width = cw - rect.x;
6295             rect.height = m_colLabelHeight;
6296             m_colLabelWin->Refresh( true, &rect );
6297             rect.height = ch;
6298
6299             // if there is a multicell block, paint all of it
6300             if (m_table)
6301             {
6302                 int i, cell_rows, cell_cols, subtract_cols = 0;
6303                 int topRow = YToRow(top);
6304                 int bottomRow = internalYToRow(top + cw);
6305                 if (topRow >= 0)
6306                 {
6307                     for (i=topRow; i<bottomRow; i++)
6308                     {
6309                         GetCellSize(i, m_dragRowOrCol, &cell_rows, &cell_cols);
6310                         if (cell_cols < subtract_cols)
6311                             subtract_cols = cell_cols;
6312                     }
6313
6314                     rect.x = GetColLeft(m_dragRowOrCol + subtract_cols);
6315                     CalcScrolledPosition(rect.x, 0, &rect.x, &dummy);
6316                     rect.width = cw - rect.x;
6317                 }
6318             }
6319
6320             m_gridWin->Refresh( false, &rect );
6321         }
6322
6323         ShowCellEditControl();
6324     }
6325 }
6326
6327 void wxGrid::DoEndDragMoveCol()
6328 {
6329     //The user clicked on the column but didn't actually drag
6330     if ( m_dragLastPos < 0 )
6331     {
6332         m_colLabelWin->Refresh();   //Do this to "unpress" the column
6333         return;
6334     }
6335
6336     int newPos;
6337     if ( m_moveToCol == -1 )
6338         newPos = m_numCols - 1;
6339     else
6340     {
6341         newPos = GetColPos( m_moveToCol );
6342         if ( newPos > GetColPos( m_dragRowOrCol ) )
6343             newPos--;
6344     }
6345
6346     SetColPos( m_dragRowOrCol, newPos );
6347 }
6348
6349 void wxGrid::SetColPos( int colID, int newPos )
6350 {
6351     if ( m_colAt.IsEmpty() )
6352     {
6353         m_colAt.Alloc( m_numCols );
6354
6355         int i;
6356         for ( i = 0; i < m_numCols; i++ )
6357         {
6358             m_colAt.Add( i );
6359         }
6360     }
6361
6362     int oldPos = GetColPos( colID );
6363
6364     //Reshuffle the m_colAt array
6365     if ( newPos > oldPos )
6366     {
6367         int i;
6368         for ( i = oldPos; i < newPos; i++ )
6369         {
6370             m_colAt[i] = m_colAt[i+1];
6371         }
6372     }
6373     else
6374     {
6375         int i;
6376         for ( i = oldPos; i > newPos; i-- )
6377         {
6378             m_colAt[i] = m_colAt[i-1];
6379         }
6380     }
6381
6382     m_colAt[newPos] = colID;
6383
6384     //Recalculate the column rights
6385     if ( !m_colWidths.IsEmpty() )
6386     {
6387         int colRight = 0;
6388         int colPos;
6389         for ( colPos = 0; colPos < m_numCols; colPos++ )
6390         {
6391             int colID = GetColAt( colPos );
6392
6393             colRight += m_colWidths[colID];
6394             m_colRights[colID] = colRight;
6395         }
6396     }
6397
6398     m_colLabelWin->Refresh();
6399     m_gridWin->Refresh();
6400 }
6401
6402
6403
6404 void wxGrid::EnableDragColMove( bool enable )
6405 {
6406     if ( m_canDragColMove == enable )
6407         return;
6408
6409     m_canDragColMove = enable;
6410
6411     if ( !m_canDragColMove )
6412     {
6413         m_colAt.Clear();
6414
6415         //Recalculate the column rights
6416         if ( !m_colWidths.IsEmpty() )
6417         {
6418             int colRight = 0;
6419             int colPos;
6420             for ( colPos = 0; colPos < m_numCols; colPos++ )
6421             {
6422                 colRight += m_colWidths[colPos];
6423                 m_colRights[colPos] = colRight;
6424             }
6425         }
6426
6427         m_colLabelWin->Refresh();
6428         m_gridWin->Refresh();
6429     }
6430 }
6431
6432
6433 //
6434 // ------ interaction with data model
6435 //
6436 bool wxGrid::ProcessTableMessage( wxGridTableMessage& msg )
6437 {
6438     switch ( msg.GetId() )
6439     {
6440         case wxGRIDTABLE_REQUEST_VIEW_GET_VALUES:
6441             return GetModelValues();
6442
6443         case wxGRIDTABLE_REQUEST_VIEW_SEND_VALUES:
6444             return SetModelValues();
6445
6446         case wxGRIDTABLE_NOTIFY_ROWS_INSERTED:
6447         case wxGRIDTABLE_NOTIFY_ROWS_APPENDED:
6448         case wxGRIDTABLE_NOTIFY_ROWS_DELETED:
6449         case wxGRIDTABLE_NOTIFY_COLS_INSERTED:
6450         case wxGRIDTABLE_NOTIFY_COLS_APPENDED:
6451         case wxGRIDTABLE_NOTIFY_COLS_DELETED:
6452             return Redimension( msg );
6453
6454         default:
6455             return false;
6456     }
6457 }
6458
6459 // The behaviour of this function depends on the grid table class
6460 // Clear() function. For the default wxGridStringTable class the
6461 // behavious is to replace all cell contents with wxEmptyString but
6462 // not to change the number of rows or cols.
6463 //
6464 void wxGrid::ClearGrid()
6465 {
6466     if ( m_table )
6467     {
6468         if (IsCellEditControlEnabled())
6469             DisableCellEditControl();
6470
6471         m_table->Clear();
6472         if (!GetBatchCount())
6473             m_gridWin->Refresh();
6474     }
6475 }
6476
6477 bool wxGrid::InsertRows( int pos, int numRows, bool WXUNUSED(updateLabels) )
6478 {
6479     // TODO: something with updateLabels flag
6480
6481     if ( !m_created )
6482     {
6483         wxFAIL_MSG( wxT("Called wxGrid::InsertRows() before calling CreateGrid()") );
6484         return false;
6485     }
6486
6487     if ( m_table )
6488     {
6489         if (IsCellEditControlEnabled())
6490             DisableCellEditControl();
6491
6492         bool done = m_table->InsertRows( pos, numRows );
6493         return done;
6494
6495         // the table will have sent the results of the insert row
6496         // operation to this view object as a grid table message
6497     }
6498
6499     return false;
6500 }
6501
6502 bool wxGrid::AppendRows( int numRows, bool WXUNUSED(updateLabels) )
6503 {
6504     // TODO: something with updateLabels flag
6505
6506     if ( !m_created )
6507     {
6508         wxFAIL_MSG( wxT("Called wxGrid::AppendRows() before calling CreateGrid()") );
6509         return false;
6510     }
6511
6512     if ( m_table )
6513     {
6514         bool done = m_table && m_table->AppendRows( numRows );
6515         return done;
6516
6517         // the table will have sent the results of the append row
6518         // operation to this view object as a grid table message
6519     }
6520
6521     return false;
6522 }
6523
6524 bool wxGrid::DeleteRows( int pos, int numRows, bool WXUNUSED(updateLabels) )
6525 {
6526     // TODO: something with updateLabels flag
6527
6528     if ( !m_created )
6529     {
6530         wxFAIL_MSG( wxT("Called wxGrid::DeleteRows() before calling CreateGrid()") );
6531         return false;
6532     }
6533
6534     if ( m_table )
6535     {
6536         if (IsCellEditControlEnabled())
6537             DisableCellEditControl();
6538
6539         bool done = m_table->DeleteRows( pos, numRows );
6540         return done;
6541         // the table will have sent the results of the delete row
6542         // operation to this view object as a grid table message
6543     }
6544
6545     return false;
6546 }
6547
6548 bool wxGrid::InsertCols( int pos, int numCols, bool WXUNUSED(updateLabels) )
6549 {
6550     // TODO: something with updateLabels flag
6551
6552     if ( !m_created )
6553     {
6554         wxFAIL_MSG( wxT("Called wxGrid::InsertCols() before calling CreateGrid()") );
6555         return false;
6556     }
6557
6558     if ( m_table )
6559     {
6560         if (IsCellEditControlEnabled())
6561             DisableCellEditControl();
6562
6563         bool done = m_table->InsertCols( pos, numCols );
6564         return done;
6565         // the table will have sent the results of the insert col
6566         // operation to this view object as a grid table message
6567     }
6568
6569     return false;
6570 }
6571
6572 bool wxGrid::AppendCols( int numCols, bool WXUNUSED(updateLabels) )
6573 {
6574     // TODO: something with updateLabels flag
6575
6576     if ( !m_created )
6577     {
6578         wxFAIL_MSG( wxT("Called wxGrid::AppendCols() before calling CreateGrid()") );
6579         return false;
6580     }
6581
6582     if ( m_table )
6583     {
6584         bool done = m_table->AppendCols( numCols );
6585         return done;
6586         // the table will have sent the results of the append col
6587         // operation to this view object as a grid table message
6588     }
6589
6590     return false;
6591 }
6592
6593 bool wxGrid::DeleteCols( int pos, int numCols, bool WXUNUSED(updateLabels) )
6594 {
6595     // TODO: something with updateLabels flag
6596
6597     if ( !m_created )
6598     {
6599         wxFAIL_MSG( wxT("Called wxGrid::DeleteCols() before calling CreateGrid()") );
6600         return false;
6601     }
6602
6603     if ( m_table )
6604     {
6605         if (IsCellEditControlEnabled())
6606             DisableCellEditControl();
6607
6608         bool done = m_table->DeleteCols( pos, numCols );
6609         return done;
6610         // the table will have sent the results of the delete col
6611         // operation to this view object as a grid table message
6612     }
6613
6614     return false;
6615 }
6616
6617 //
6618 // ----- event handlers
6619 //
6620
6621 // Generate a grid event based on a mouse event and
6622 // return the result of ProcessEvent()
6623 //
6624 int wxGrid::SendEvent( const wxEventType type,
6625                         int row, int col,
6626                         wxMouseEvent& mouseEv )
6627 {
6628    bool claimed, vetoed;
6629
6630    if ( type == wxEVT_GRID_ROW_SIZE || type == wxEVT_GRID_COL_SIZE )
6631    {
6632        int rowOrCol = (row == -1 ? col : row);
6633
6634        wxGridSizeEvent gridEvt( GetId(),
6635                type,
6636                this,
6637                rowOrCol,
6638                mouseEv.GetX() + GetRowLabelSize(),
6639                mouseEv.GetY() + GetColLabelSize(),
6640                mouseEv.ControlDown(),
6641                mouseEv.ShiftDown(),
6642                mouseEv.AltDown(),
6643                mouseEv.MetaDown() );
6644
6645        claimed = GetEventHandler()->ProcessEvent(gridEvt);
6646        vetoed = !gridEvt.IsAllowed();
6647    }
6648    else if ( type == wxEVT_GRID_RANGE_SELECT )
6649    {
6650        // Right now, it should _never_ end up here!
6651        wxGridRangeSelectEvent gridEvt( GetId(),
6652                type,
6653                this,
6654                m_selectingTopLeft,
6655                m_selectingBottomRight,
6656                true,
6657                mouseEv.ControlDown(),
6658                mouseEv.ShiftDown(),
6659                mouseEv.AltDown(),
6660                mouseEv.MetaDown() );
6661
6662        claimed = GetEventHandler()->ProcessEvent(gridEvt);
6663        vetoed = !gridEvt.IsAllowed();
6664    }
6665    else if ( type == wxEVT_GRID_LABEL_LEFT_CLICK ||
6666              type == wxEVT_GRID_LABEL_LEFT_DCLICK ||
6667              type == wxEVT_GRID_LABEL_RIGHT_CLICK ||
6668              type == wxEVT_GRID_LABEL_RIGHT_DCLICK )
6669    {
6670        wxPoint pos = mouseEv.GetPosition();
6671
6672        if ( mouseEv.GetEventObject() == GetGridRowLabelWindow() )
6673            pos.y += GetColLabelSize();
6674        if ( mouseEv.GetEventObject() == GetGridColLabelWindow() )
6675            pos.x += GetRowLabelSize();
6676
6677        wxGridEvent gridEvt( GetId(),
6678                type,
6679                this,
6680                row, col,
6681                pos.x,
6682                pos.y,
6683                false,
6684                mouseEv.ControlDown(),
6685                mouseEv.ShiftDown(),
6686                mouseEv.AltDown(),
6687                mouseEv.MetaDown() );
6688        claimed = GetEventHandler()->ProcessEvent(gridEvt);
6689        vetoed = !gridEvt.IsAllowed();
6690    }
6691    else
6692    {
6693        wxGridEvent gridEvt( GetId(),
6694                type,
6695                this,
6696                row, col,
6697                mouseEv.GetX() + GetRowLabelSize(),
6698                mouseEv.GetY() + GetColLabelSize(),
6699                false,
6700                mouseEv.ControlDown(),
6701                mouseEv.ShiftDown(),
6702                mouseEv.AltDown(),
6703                mouseEv.MetaDown() );
6704        claimed = GetEventHandler()->ProcessEvent(gridEvt);
6705        vetoed = !gridEvt.IsAllowed();
6706    }
6707
6708    // A Veto'd event may not be `claimed' so test this first
6709    if (vetoed)
6710        return -1;
6711
6712    return claimed ? 1 : 0;
6713 }
6714
6715 // Generate a grid event of specified type and return the result
6716 // of ProcessEvent().
6717 //
6718 int wxGrid::SendEvent( const wxEventType type,
6719                         int row, int col )
6720 {
6721    bool claimed, vetoed;
6722
6723     if ( type == wxEVT_GRID_ROW_SIZE || type == wxEVT_GRID_COL_SIZE )
6724     {
6725         int rowOrCol = (row == -1 ? col : row);
6726
6727         wxGridSizeEvent gridEvt( GetId(), type, this, rowOrCol );
6728
6729         claimed = GetEventHandler()->ProcessEvent(gridEvt);
6730         vetoed  = !gridEvt.IsAllowed();
6731     }
6732     else
6733     {
6734         wxGridEvent gridEvt( GetId(), type, this, row, col );
6735
6736         claimed = GetEventHandler()->ProcessEvent(gridEvt);
6737         vetoed  = !gridEvt.IsAllowed();
6738      }
6739
6740     // A Veto'd event may not be `claimed' so test this first
6741     if (vetoed)
6742         return -1;
6743
6744     return claimed ? 1 : 0;
6745 }
6746
6747 void wxGrid::OnPaint( wxPaintEvent& WXUNUSED(event) )
6748 {
6749     // needed to prevent zillions of paint events on MSW
6750     wxPaintDC dc(this);
6751 }
6752
6753 void wxGrid::Refresh(bool eraseb, const wxRect* rect)
6754 {
6755     // Don't do anything if between Begin/EndBatch...
6756     // EndBatch() will do all this on the last nested one anyway.
6757     if (! GetBatchCount())
6758     {
6759         // Refresh to get correct scrolled position:
6760         wxScrolledWindow::Refresh(eraseb, rect);
6761
6762         if (rect)
6763         {
6764             int rect_x, rect_y, rectWidth, rectHeight;
6765             int width_label, width_cell, height_label, height_cell;
6766             int x, y;
6767
6768             // Copy rectangle can get scroll offsets..
6769             rect_x = rect->GetX();
6770             rect_y = rect->GetY();
6771             rectWidth = rect->GetWidth();
6772             rectHeight = rect->GetHeight();
6773
6774             width_label = m_rowLabelWidth - rect_x;
6775             if (width_label > rectWidth)
6776                 width_label = rectWidth;
6777
6778             height_label = m_colLabelHeight - rect_y;
6779             if (height_label > rectHeight)
6780                 height_label = rectHeight;
6781
6782             if (rect_x > m_rowLabelWidth)
6783             {
6784                 x = rect_x - m_rowLabelWidth;
6785                 width_cell = rectWidth;
6786             }
6787             else
6788             {
6789                 x = 0;
6790                 width_cell = rectWidth - (m_rowLabelWidth - rect_x);
6791             }
6792
6793             if (rect_y > m_colLabelHeight)
6794             {
6795                 y = rect_y - m_colLabelHeight;
6796                 height_cell = rectHeight;
6797             }
6798             else
6799             {
6800                 y = 0;
6801                 height_cell = rectHeight - (m_colLabelHeight - rect_y);
6802             }
6803
6804             // Paint corner label part intersecting rect.
6805             if ( width_label > 0 && height_label > 0 )
6806             {
6807                 wxRect anotherrect(rect_x, rect_y, width_label, height_label);
6808                 m_cornerLabelWin->Refresh(eraseb, &anotherrect);
6809             }
6810
6811             // Paint col labels part intersecting rect.
6812             if ( width_cell > 0 && height_label > 0 )
6813             {
6814                 wxRect anotherrect(x, rect_y, width_cell, height_label);
6815                 m_colLabelWin->Refresh(eraseb, &anotherrect);
6816             }
6817
6818             // Paint row labels part intersecting rect.
6819             if ( width_label > 0 && height_cell > 0 )
6820             {
6821                 wxRect anotherrect(rect_x, y, width_label, height_cell);
6822                 m_rowLabelWin->Refresh(eraseb, &anotherrect);
6823             }
6824
6825             // Paint cell area part intersecting rect.
6826             if ( width_cell > 0 && height_cell > 0 )
6827             {
6828                 wxRect anotherrect(x, y, width_cell, height_cell);
6829                 m_gridWin->Refresh(eraseb, &anotherrect);
6830             }
6831         }
6832         else
6833         {
6834             m_cornerLabelWin->Refresh(eraseb, NULL);
6835             m_colLabelWin->Refresh(eraseb, NULL);
6836             m_rowLabelWin->Refresh(eraseb, NULL);
6837             m_gridWin->Refresh(eraseb, NULL);
6838         }
6839     }
6840 }
6841
6842 void wxGrid::OnSize( wxSizeEvent& event )
6843 {
6844     // position the child windows
6845     CalcWindowSizes();
6846
6847     // don't call CalcDimensions() from here, the base class handles the size
6848     // changes itself
6849     event.Skip();
6850 }
6851
6852 void wxGrid::OnKeyDown( wxKeyEvent& event )
6853 {
6854     if ( m_inOnKeyDown )
6855     {
6856         // shouldn't be here - we are going round in circles...
6857         //
6858         wxFAIL_MSG( wxT("wxGrid::OnKeyDown called while already active") );
6859     }
6860
6861     m_inOnKeyDown = true;
6862
6863     // propagate the event up and see if it gets processed
6864     wxWindow *parent = GetParent();
6865     wxKeyEvent keyEvt( event );
6866     keyEvt.SetEventObject( parent );
6867
6868     if ( !parent->GetEventHandler()->ProcessEvent( keyEvt ) )
6869     {
6870         if (GetLayoutDirection() == wxLayout_RightToLeft)
6871         {
6872             if (event.GetKeyCode() == WXK_RIGHT)
6873                 event.m_keyCode = WXK_LEFT;
6874             else if (event.GetKeyCode() == WXK_LEFT)
6875                 event.m_keyCode = WXK_RIGHT;
6876         }
6877
6878         // try local handlers
6879         switch ( event.GetKeyCode() )
6880         {
6881             case WXK_UP:
6882                 if ( event.ControlDown() )
6883                     MoveCursorUpBlock( event.ShiftDown() );
6884                 else
6885                     MoveCursorUp( event.ShiftDown() );
6886                 break;
6887
6888             case WXK_DOWN:
6889                 if ( event.ControlDown() )
6890                     MoveCursorDownBlock( event.ShiftDown() );
6891                 else
6892                     MoveCursorDown( event.ShiftDown() );
6893                 break;
6894
6895             case WXK_LEFT:
6896                 if ( event.ControlDown() )
6897                     MoveCursorLeftBlock( event.ShiftDown() );
6898                 else
6899                     MoveCursorLeft( event.ShiftDown() );
6900                 break;
6901
6902             case WXK_RIGHT:
6903                 if ( event.ControlDown() )
6904                     MoveCursorRightBlock( event.ShiftDown() );
6905                 else
6906                     MoveCursorRight( event.ShiftDown() );
6907                 break;
6908
6909             case WXK_RETURN:
6910             case WXK_NUMPAD_ENTER:
6911                 if ( event.ControlDown() )
6912                 {
6913                     event.Skip();  // to let the edit control have the return
6914                 }
6915                 else
6916                 {
6917                     if ( GetGridCursorRow() < GetNumberRows()-1 )
6918                     {
6919                         MoveCursorDown( event.ShiftDown() );
6920                     }
6921                     else
6922                     {
6923                         // at the bottom of a column
6924                         DisableCellEditControl();
6925                     }
6926                 }
6927                 break;
6928
6929             case WXK_ESCAPE:
6930                 ClearSelection();
6931                 break;
6932
6933             case WXK_TAB:
6934                 if (event.ShiftDown())
6935                 {
6936                     if ( GetGridCursorCol() > 0 )
6937                     {
6938                         MoveCursorLeft( false );
6939                     }
6940                     else
6941                     {
6942                         // at left of grid
6943                         DisableCellEditControl();
6944                     }
6945                 }
6946                 else
6947                 {
6948                     if ( GetGridCursorCol() < GetNumberCols() - 1 )
6949                     {
6950                         MoveCursorRight( false );
6951                     }
6952                     else
6953                     {
6954                         // at right of grid
6955                         DisableCellEditControl();
6956                     }
6957                 }
6958                 break;
6959
6960             case WXK_HOME:
6961                 if ( event.ControlDown() )
6962                 {
6963                     MakeCellVisible( 0, 0 );
6964                     SetCurrentCell( 0, 0 );
6965                 }
6966                 else
6967                 {
6968                     event.Skip();
6969                 }
6970                 break;
6971
6972             case WXK_END:
6973                 if ( event.ControlDown() )
6974                 {
6975                     MakeCellVisible( m_numRows - 1, m_numCols - 1 );
6976                     SetCurrentCell( m_numRows - 1, m_numCols - 1 );
6977                 }
6978                 else
6979                 {
6980                     event.Skip();
6981                 }
6982                 break;
6983
6984             case WXK_PAGEUP:
6985                 MovePageUp();
6986                 break;
6987
6988             case WXK_PAGEDOWN:
6989                 MovePageDown();
6990                 break;
6991
6992             case WXK_SPACE:
6993                 if ( event.ControlDown() )
6994                 {
6995                     if ( m_selection )
6996                     {
6997                         m_selection->ToggleCellSelection(
6998                             m_currentCellCoords.GetRow(),
6999                             m_currentCellCoords.GetCol(),
7000                             event.ControlDown(),
7001                             event.ShiftDown(),
7002                             event.AltDown(),
7003                             event.MetaDown() );
7004                     }
7005                     break;
7006                 }
7007
7008                 if ( !IsEditable() )
7009                     MoveCursorRight( false );
7010                 else
7011                     event.Skip();
7012                 break;
7013
7014             default:
7015                 event.Skip();
7016                 break;
7017         }
7018     }
7019
7020     m_inOnKeyDown = false;
7021 }
7022
7023 void wxGrid::OnKeyUp( wxKeyEvent& event )
7024 {
7025     // try local handlers
7026     //
7027     if ( event.GetKeyCode() == WXK_SHIFT )
7028     {
7029         if ( m_selectingTopLeft != wxGridNoCellCoords &&
7030              m_selectingBottomRight != wxGridNoCellCoords )
7031         {
7032             if ( m_selection )
7033             {
7034                 m_selection->SelectBlock(
7035                     m_selectingTopLeft.GetRow(),
7036                     m_selectingTopLeft.GetCol(),
7037                     m_selectingBottomRight.GetRow(),
7038                     m_selectingBottomRight.GetCol(),
7039                     event.ControlDown(),
7040                     true,
7041                     event.AltDown(),
7042                     event.MetaDown() );
7043             }
7044         }
7045
7046         m_selectingTopLeft = wxGridNoCellCoords;
7047         m_selectingBottomRight = wxGridNoCellCoords;
7048         m_selectingKeyboard = wxGridNoCellCoords;
7049     }
7050 }
7051
7052 void wxGrid::OnChar( wxKeyEvent& event )
7053 {
7054     // is it possible to edit the current cell at all?
7055     if ( !IsCellEditControlEnabled() && CanEnableCellControl() )
7056     {
7057         // yes, now check whether the cells editor accepts the key
7058         int row = m_currentCellCoords.GetRow();
7059         int col = m_currentCellCoords.GetCol();
7060         wxGridCellAttr *attr = GetCellAttr(row, col);
7061         wxGridCellEditor *editor = attr->GetEditor(this, row, col);
7062
7063         // <F2> is special and will always start editing, for
7064         // other keys - ask the editor itself
7065         if ( (event.GetKeyCode() == WXK_F2 && !event.HasModifiers())
7066              || editor->IsAcceptedKey(event) )
7067         {
7068             // ensure cell is visble
7069             MakeCellVisible(row, col);
7070             EnableCellEditControl();
7071
7072             // a problem can arise if the cell is not completely
7073             // visible (even after calling MakeCellVisible the
7074             // control is not created and calling StartingKey will
7075             // crash the app
7076             if ( event.GetKeyCode() != WXK_F2 && editor->IsCreated() && m_cellEditCtrlEnabled )
7077                 editor->StartingKey(event);
7078         }
7079         else
7080         {
7081             event.Skip();
7082         }
7083
7084         editor->DecRef();
7085         attr->DecRef();
7086     }
7087     else
7088     {
7089         event.Skip();
7090     }
7091 }
7092
7093 void wxGrid::OnEraseBackground(wxEraseEvent&)
7094 {
7095 }
7096
7097 void wxGrid::SetCurrentCell( const wxGridCellCoords& coords )
7098 {
7099     if ( SendEvent( wxEVT_GRID_SELECT_CELL, coords.GetRow(), coords.GetCol() ) )
7100     {
7101         // the event has been intercepted - do nothing
7102         return;
7103     }
7104
7105 #if !(defined(__WXMAC__) && wxMAC_USE_CORE_GRAPHICS)
7106     wxClientDC dc( m_gridWin );
7107     PrepareDC( dc );
7108 #endif
7109
7110     if ( m_currentCellCoords != wxGridNoCellCoords )
7111     {
7112         DisableCellEditControl();
7113
7114         if ( IsVisible( m_currentCellCoords, false ) )
7115         {
7116             wxRect r;
7117             r = BlockToDeviceRect( m_currentCellCoords, m_currentCellCoords );
7118             if ( !m_gridLinesEnabled )
7119             {
7120                 r.x--;
7121                 r.y--;
7122                 r.width++;
7123                 r.height++;
7124             }
7125
7126             wxGridCellCoordsArray cells = CalcCellsExposed( r );
7127
7128             // Otherwise refresh redraws the highlight!
7129             m_currentCellCoords = coords;
7130
7131 #if defined(__WXMAC__) && wxMAC_USE_CORE_GRAPHICS
7132             m_gridWin->Refresh(true /*, & r */);
7133 #else
7134             DrawGridCellArea( dc, cells );
7135             DrawAllGridLines( dc, r );
7136 #endif
7137         }
7138     }
7139
7140     m_currentCellCoords = coords;
7141
7142     wxGridCellAttr *attr = GetCellAttr( coords );
7143 #if !(defined(__WXMAC__) && wxMAC_USE_CORE_GRAPHICS)
7144     DrawCellHighlight( dc, attr );
7145 #endif
7146     attr->DecRef();
7147 }
7148
7149 void wxGrid::HighlightBlock( int topRow, int leftCol, int bottomRow, int rightCol )
7150 {
7151     int temp;
7152     wxGridCellCoords updateTopLeft, updateBottomRight;
7153
7154     if ( m_selection )
7155     {
7156         if ( m_selection->GetSelectionMode() == wxGrid::wxGridSelectRows )
7157         {
7158             leftCol = 0;
7159             rightCol = GetNumberCols() - 1;
7160         }
7161         else if ( m_selection->GetSelectionMode() == wxGrid::wxGridSelectColumns )
7162         {
7163             topRow = 0;
7164             bottomRow = GetNumberRows() - 1;
7165         }
7166     }
7167
7168     if ( topRow > bottomRow )
7169     {
7170         temp = topRow;
7171         topRow = bottomRow;
7172         bottomRow = temp;
7173     }
7174
7175     if ( leftCol > rightCol )
7176     {
7177         temp = leftCol;
7178         leftCol = rightCol;
7179         rightCol = temp;
7180     }
7181
7182     updateTopLeft = wxGridCellCoords( topRow, leftCol );
7183     updateBottomRight = wxGridCellCoords( bottomRow, rightCol );
7184
7185     // First the case that we selected a completely new area
7186     if ( m_selectingTopLeft == wxGridNoCellCoords ||
7187          m_selectingBottomRight == wxGridNoCellCoords )
7188     {
7189         wxRect rect;
7190         rect = BlockToDeviceRect( wxGridCellCoords ( topRow, leftCol ),
7191                                   wxGridCellCoords ( bottomRow, rightCol ) );
7192         m_gridWin->Refresh( false, &rect );
7193     }
7194
7195     // Now handle changing an existing selection area.
7196     else if ( m_selectingTopLeft != updateTopLeft ||
7197               m_selectingBottomRight != updateBottomRight )
7198     {
7199         // Compute two optimal update rectangles:
7200         // Either one rectangle is a real subset of the
7201         // other, or they are (almost) disjoint!
7202         wxRect  rect[4];
7203         bool    need_refresh[4];
7204         need_refresh[0] =
7205         need_refresh[1] =
7206         need_refresh[2] =
7207         need_refresh[3] = false;
7208         int     i;
7209
7210         // Store intermediate values
7211         wxCoord oldLeft = m_selectingTopLeft.GetCol();
7212         wxCoord oldTop = m_selectingTopLeft.GetRow();
7213         wxCoord oldRight = m_selectingBottomRight.GetCol();
7214         wxCoord oldBottom = m_selectingBottomRight.GetRow();
7215
7216         // Determine the outer/inner coordinates.
7217         if (oldLeft > leftCol)
7218         {
7219             temp = oldLeft;
7220             oldLeft = leftCol;
7221             leftCol = temp;
7222         }
7223         if (oldTop > topRow )
7224         {
7225             temp = oldTop;
7226             oldTop = topRow;
7227             topRow = temp;
7228         }
7229         if (oldRight < rightCol )
7230         {
7231             temp = oldRight;
7232             oldRight = rightCol;
7233             rightCol = temp;
7234         }
7235         if (oldBottom < bottomRow)
7236         {
7237             temp = oldBottom;
7238             oldBottom = bottomRow;
7239             bottomRow = temp;
7240         }
7241
7242         // Now, either the stuff marked old is the outer
7243         // rectangle or we don't have a situation where one
7244         // is contained in the other.
7245
7246         if ( oldLeft < leftCol )
7247         {
7248             // Refresh the newly selected or deselected
7249             // area to the left of the old or new selection.
7250             need_refresh[0] = true;
7251             rect[0] = BlockToDeviceRect(
7252                 wxGridCellCoords( oldTop,  oldLeft ),
7253                 wxGridCellCoords( oldBottom, leftCol - 1 ) );
7254         }
7255
7256         if ( oldTop < topRow )
7257         {
7258             // Refresh the newly selected or deselected
7259             // area above the old or new selection.
7260             need_refresh[1] = true;
7261             rect[1] = BlockToDeviceRect(
7262                 wxGridCellCoords( oldTop, leftCol ),
7263                 wxGridCellCoords( topRow - 1, rightCol ) );
7264         }
7265
7266         if ( oldRight > rightCol )
7267         {
7268             // Refresh the newly selected or deselected
7269             // area to the right of the old or new selection.
7270             need_refresh[2] = true;
7271             rect[2] = BlockToDeviceRect(
7272                 wxGridCellCoords( oldTop, rightCol + 1 ),
7273                 wxGridCellCoords( oldBottom, oldRight ) );
7274         }
7275
7276         if ( oldBottom > bottomRow )
7277         {
7278             // Refresh the newly selected or deselected
7279             // area below the old or new selection.
7280             need_refresh[3] = true;
7281             rect[3] = BlockToDeviceRect(
7282                 wxGridCellCoords( bottomRow + 1, leftCol ),
7283                 wxGridCellCoords( oldBottom, rightCol ) );
7284         }
7285
7286         // various Refresh() calls
7287         for (i = 0; i < 4; i++ )
7288             if ( need_refresh[i] && rect[i] != wxGridNoCellRect )
7289                 m_gridWin->Refresh( false, &(rect[i]) );
7290     }
7291
7292     // change selection
7293     m_selectingTopLeft = updateTopLeft;
7294     m_selectingBottomRight = updateBottomRight;
7295 }
7296
7297 //
7298 // ------ functions to get/send data (see also public functions)
7299 //
7300
7301 bool wxGrid::GetModelValues()
7302 {
7303     // Hide the editor, so it won't hide a changed value.
7304     HideCellEditControl();
7305
7306     if ( m_table )
7307     {
7308         // all we need to do is repaint the grid
7309         //
7310         m_gridWin->Refresh();
7311         return true;
7312     }
7313
7314     return false;
7315 }
7316
7317 bool wxGrid::SetModelValues()
7318 {
7319     int row, col;
7320
7321     // Disable the editor, so it won't hide a changed value.
7322     // Do we also want to save the current value of the editor first?
7323     // I think so ...
7324     DisableCellEditControl();
7325
7326     if ( m_table )
7327     {
7328         for ( row = 0; row < m_numRows; row++ )
7329         {
7330             for ( col = 0; col < m_numCols; col++ )
7331             {
7332                 m_table->SetValue( row, col, GetCellValue(row, col) );
7333             }
7334         }
7335
7336         return true;
7337     }
7338
7339     return false;
7340 }
7341
7342 // Note - this function only draws cells that are in the list of
7343 // exposed cells (usually set from the update region by
7344 // CalcExposedCells)
7345 //
7346 void wxGrid::DrawGridCellArea( wxDC& dc, const wxGridCellCoordsArray& cells )
7347 {
7348     if ( !m_numRows || !m_numCols )
7349         return;
7350
7351     int i, numCells = cells.GetCount();
7352     int row, col, cell_rows, cell_cols;
7353     wxGridCellCoordsArray redrawCells;
7354
7355     for ( i = numCells - 1; i >= 0; i-- )
7356     {
7357         row = cells[i].GetRow();
7358         col = cells[i].GetCol();
7359         GetCellSize( row, col, &cell_rows, &cell_cols );
7360
7361         // If this cell is part of a multicell block, find owner for repaint
7362         if ( cell_rows <= 0 || cell_cols <= 0 )
7363         {
7364             wxGridCellCoords cell( row + cell_rows, col + cell_cols );
7365             bool marked = false;
7366             for ( int j = 0; j < numCells; j++ )
7367             {
7368                 if ( cell == cells[j] )
7369                 {
7370                     marked = true;
7371                     break;
7372                 }
7373             }
7374
7375             if (!marked)
7376             {
7377                 int count = redrawCells.GetCount();
7378                 for (int j = 0; j < count; j++)
7379                 {
7380                     if ( cell == redrawCells[j] )
7381                     {
7382                         marked = true;
7383                         break;
7384                     }
7385                 }
7386
7387                 if (!marked)
7388                     redrawCells.Add( cell );
7389             }
7390
7391             // don't bother drawing this cell
7392             continue;
7393         }
7394
7395         // If this cell is empty, find cell to left that might want to overflow
7396         if (m_table && m_table->IsEmptyCell(row, col))
7397         {
7398             for ( int l = 0; l < cell_rows; l++ )
7399             {
7400                 // find a cell in this row to leave already marked for repaint
7401                 int left = col;
7402                 for (int k = 0; k < int(redrawCells.GetCount()); k++)
7403                     if ((redrawCells[k].GetCol() < left) &&
7404                         (redrawCells[k].GetRow() == row))
7405                     {
7406                         left = redrawCells[k].GetCol();
7407                     }
7408
7409                 if (left == col)
7410                     left = 0; // oh well
7411
7412                 for (int j = col - 1; j >= left; j--)
7413                 {
7414                     if (!m_table->IsEmptyCell(row + l, j))
7415                     {
7416                         if (GetCellOverflow(row + l, j))
7417                         {
7418                             wxGridCellCoords cell(row + l, j);
7419                             bool marked = false;
7420
7421                             for (int k = 0; k < numCells; k++)
7422                             {
7423                                 if ( cell == cells[k] )
7424                                 {
7425                                     marked = true;
7426                                     break;
7427                                 }
7428                             }
7429
7430                             if (!marked)
7431                             {
7432                                 int count = redrawCells.GetCount();
7433                                 for (int k = 0; k < count; k++)
7434                                 {
7435                                     if ( cell == redrawCells[k] )
7436                                     {
7437                                         marked = true;
7438                                         break;
7439                                     }
7440                                 }
7441                                 if (!marked)
7442                                     redrawCells.Add( cell );
7443                             }
7444                         }
7445                         break;
7446                     }
7447                 }
7448             }
7449         }
7450
7451         DrawCell( dc, cells[i] );
7452     }
7453
7454     numCells = redrawCells.GetCount();
7455
7456     for ( i = numCells - 1; i >= 0; i-- )
7457     {
7458         DrawCell( dc, redrawCells[i] );
7459     }
7460 }
7461
7462 void wxGrid::DrawGridSpace( wxDC& dc )
7463 {
7464   int cw, ch;
7465   m_gridWin->GetClientSize( &cw, &ch );
7466
7467   int right, bottom;
7468   CalcUnscrolledPosition( cw, ch, &right, &bottom );
7469
7470   int rightCol = m_numCols > 0 ? GetColRight(GetColAt( m_numCols - 1 )) : 0;
7471   int bottomRow = m_numRows > 0 ? GetRowBottom(m_numRows - 1) : 0;
7472
7473   if ( right > rightCol || bottom > bottomRow )
7474   {
7475       int left, top;
7476       CalcUnscrolledPosition( 0, 0, &left, &top );
7477
7478       dc.SetBrush( wxBrush(GetDefaultCellBackgroundColour(), wxSOLID) );
7479       dc.SetPen( *wxTRANSPARENT_PEN );
7480
7481       if ( right > rightCol )
7482       {
7483           dc.DrawRectangle( rightCol, top, right - rightCol, ch );
7484       }
7485
7486       if ( bottom > bottomRow )
7487       {
7488           dc.DrawRectangle( left, bottomRow, cw, bottom - bottomRow );
7489       }
7490   }
7491 }
7492
7493 void wxGrid::DrawCell( wxDC& dc, const wxGridCellCoords& coords )
7494 {
7495     int row = coords.GetRow();
7496     int col = coords.GetCol();
7497
7498     if ( GetColWidth(col) <= 0 || GetRowHeight(row) <= 0 )
7499         return;
7500
7501     // we draw the cell border ourselves
7502 #if !WXGRID_DRAW_LINES
7503     if ( m_gridLinesEnabled )
7504         DrawCellBorder( dc, coords );
7505 #endif
7506
7507     wxGridCellAttr* attr = GetCellAttr(row, col);
7508
7509     bool isCurrent = coords == m_currentCellCoords;
7510
7511     wxRect rect = CellToRect( row, col );
7512
7513     // if the editor is shown, we should use it and not the renderer
7514     // Note: However, only if it is really _shown_, i.e. not hidden!
7515     if ( isCurrent && IsCellEditControlShown() )
7516     {
7517         // NB: this "#if..." is temporary and fixes a problem where the
7518         // edit control is erased by this code after being rendered.
7519         // On wxMac (QD build only), the cell editor is a wxTextCntl and is rendered
7520         // implicitly, causing this out-of order render.
7521 #if !defined(__WXMAC__)
7522         wxGridCellEditor *editor = attr->GetEditor(this, row, col);
7523         editor->PaintBackground(rect, attr);
7524         editor->DecRef();
7525 #endif
7526     }
7527     else
7528     {
7529         // but all the rest is drawn by the cell renderer and hence may be customized
7530         wxGridCellRenderer *renderer = attr->GetRenderer(this, row, col);
7531         renderer->Draw(*this, *attr, dc, rect, row, col, IsInSelection(coords));
7532         renderer->DecRef();
7533     }
7534
7535     attr->DecRef();
7536 }
7537
7538 void wxGrid::DrawCellHighlight( wxDC& dc, const wxGridCellAttr *attr )
7539 {
7540     int row = m_currentCellCoords.GetRow();
7541     int col = m_currentCellCoords.GetCol();
7542
7543     if ( GetColWidth(col) <= 0 || GetRowHeight(row) <= 0 )
7544         return;
7545
7546     wxRect rect = CellToRect(row, col);
7547
7548     // hmmm... what could we do here to show that the cell is disabled?
7549     // for now, I just draw a thinner border than for the other ones, but
7550     // it doesn't look really good
7551
7552     int penWidth = attr->IsReadOnly() ? m_cellHighlightROPenWidth : m_cellHighlightPenWidth;
7553
7554     if (penWidth > 0)
7555     {
7556         // The center of the drawn line is where the position/width/height of
7557         // the rectangle is actually at (on wxMSW at least), so the
7558         // size of the rectangle is reduced to compensate for the thickness of
7559         // the line. If this is too strange on non-wxMSW platforms then
7560         // please #ifdef this appropriately.
7561         rect.x += penWidth / 2;
7562         rect.y += penWidth / 2;
7563         rect.width -= penWidth - 1;
7564         rect.height -= penWidth - 1;
7565
7566         // Now draw the rectangle
7567         // use the cellHighlightColour if the cell is inside a selection, this
7568         // will ensure the cell is always visible.
7569         dc.SetPen(wxPen(IsInSelection(row,col) ? m_selectionForeground : m_cellHighlightColour, penWidth, wxSOLID));
7570         dc.SetBrush(*wxTRANSPARENT_BRUSH);
7571         dc.DrawRectangle(rect);
7572     }
7573
7574 #if 0
7575         // VZ: my experiments with 3D borders...
7576
7577         // how to properly set colours for arbitrary bg?
7578         wxCoord x1 = rect.x,
7579                 y1 = rect.y,
7580                 x2 = rect.x + rect.width - 1,
7581                 y2 = rect.y + rect.height - 1;
7582
7583         dc.SetPen(*wxWHITE_PEN);
7584         dc.DrawLine(x1, y1, x2, y1);
7585         dc.DrawLine(x1, y1, x1, y2);
7586
7587         dc.DrawLine(x1 + 1, y2 - 1, x2 - 1, y2 - 1);
7588         dc.DrawLine(x2 - 1, y1 + 1, x2 - 1, y2);
7589
7590         dc.SetPen(*wxBLACK_PEN);
7591         dc.DrawLine(x1, y2, x2, y2);
7592         dc.DrawLine(x2, y1, x2, y2 + 1);
7593 #endif
7594 }
7595
7596 wxPen wxGrid::GetDefaultGridLinePen()
7597 {
7598     return wxPen(GetGridLineColour(), 1, wxSOLID);
7599 }
7600
7601 wxPen wxGrid::GetRowGridLinePen(int WXUNUSED(row))
7602 {
7603     return GetDefaultGridLinePen();
7604 }
7605
7606 wxPen wxGrid::GetColGridLinePen(int WXUNUSED(col))
7607 {
7608     return GetDefaultGridLinePen();
7609 }
7610
7611 void wxGrid::DrawCellBorder( wxDC& dc, const wxGridCellCoords& coords )
7612 {
7613     int row = coords.GetRow();
7614     int col = coords.GetCol();
7615     if ( GetColWidth(col) <= 0 || GetRowHeight(row) <= 0 )
7616         return;
7617
7618
7619     wxRect rect = CellToRect( row, col );
7620
7621     // right hand border
7622     dc.SetPen( GetColGridLinePen(col) );
7623     dc.DrawLine( rect.x + rect.width, rect.y,
7624                  rect.x + rect.width, rect.y + rect.height + 1 );
7625
7626     // bottom border
7627     dc.SetPen( GetRowGridLinePen(row) );
7628     dc.DrawLine( rect.x, rect.y + rect.height,
7629                  rect.x + rect.width, rect.y + rect.height);
7630 }
7631
7632 void wxGrid::DrawHighlight(wxDC& dc, const wxGridCellCoordsArray& cells)
7633 {
7634     // This if block was previously in wxGrid::OnPaint but that doesn't
7635     // seem to get called under wxGTK - MB
7636     //
7637     if ( m_currentCellCoords == wxGridNoCellCoords &&
7638          m_numRows && m_numCols )
7639     {
7640         m_currentCellCoords.Set(0, 0);
7641     }
7642
7643     if ( IsCellEditControlShown() )
7644     {
7645         // don't show highlight when the edit control is shown
7646         return;
7647     }
7648
7649     // if the active cell was repainted, repaint its highlight too because it
7650     // might have been damaged by the grid lines
7651     size_t count = cells.GetCount();
7652     for ( size_t n = 0; n < count; n++ )
7653     {
7654         if ( cells[n] == m_currentCellCoords )
7655         {
7656             wxGridCellAttr* attr = GetCellAttr(m_currentCellCoords);
7657             DrawCellHighlight(dc, attr);
7658             attr->DecRef();
7659
7660             break;
7661         }
7662     }
7663 }
7664
7665 // TODO: remove this ???
7666 // This is used to redraw all grid lines e.g. when the grid line colour
7667 // has been changed
7668 //
7669 void wxGrid::DrawAllGridLines( wxDC& dc, const wxRegion & WXUNUSED(reg) )
7670 {
7671 #if !WXGRID_DRAW_LINES
7672     return;
7673 #endif
7674
7675     if ( !m_gridLinesEnabled || !m_numRows || !m_numCols )
7676          return;
7677
7678     int top, bottom, left, right;
7679
7680 #if 0  //#ifndef __WXGTK__
7681     if (reg.IsEmpty())
7682     {
7683       int cw, ch;
7684       m_gridWin->GetClientSize(&cw, &ch);
7685
7686       // virtual coords of visible area
7687       //
7688       CalcUnscrolledPosition( 0, 0, &left, &top );
7689       CalcUnscrolledPosition( cw, ch, &right, &bottom );
7690     }
7691     else
7692     {
7693       wxCoord x, y, w, h;
7694       reg.GetBox(x, y, w, h);
7695       CalcUnscrolledPosition( x, y, &left, &top );
7696       CalcUnscrolledPosition( x + w, y + h, &right, &bottom );
7697     }
7698 #else
7699       int cw, ch;
7700       m_gridWin->GetClientSize(&cw, &ch);
7701       CalcUnscrolledPosition( 0, 0, &left, &top );
7702       CalcUnscrolledPosition( cw, ch, &right, &bottom );
7703 #endif
7704
7705     // avoid drawing grid lines past the last row and col
7706     //
7707     right = wxMin( right, GetColRight(GetColAt( m_numCols - 1 )) );
7708     bottom = wxMin( bottom, GetRowBottom(m_numRows - 1) );
7709
7710     // no gridlines inside multicells, clip them out
7711     int leftCol = GetColPos( internalXToCol(left) );
7712     int topRow = internalYToRow(top);
7713     int rightCol = GetColPos( internalXToCol(right) );
7714     int bottomRow = internalYToRow(bottom);
7715
7716 #if !defined(__WXMAC__) || wxMAC_USE_CORE_GRAPHICS
7717     wxRegion clippedcells(0, 0, cw, ch);
7718
7719     int i, j, cell_rows, cell_cols;
7720     wxRect rect;
7721
7722     for (j=topRow; j<=bottomRow; j++)
7723     {
7724         int colPos;
7725         for (colPos=leftCol; colPos<=rightCol; colPos++)
7726         {
7727             i = GetColAt( colPos );
7728
7729             GetCellSize( j, i, &cell_rows, &cell_cols );
7730             if ((cell_rows > 1) || (cell_cols > 1))
7731             {
7732                 rect = CellToRect(j,i);
7733                 CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
7734                 clippedcells.Subtract(rect);
7735             }
7736             else if ((cell_rows < 0) || (cell_cols < 0))
7737             {
7738                 rect = CellToRect(j + cell_rows, i + cell_cols);
7739                 CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
7740                 clippedcells.Subtract(rect);
7741             }
7742         }
7743     }
7744 #else
7745     wxRegion clippedcells( left, top, right - left, bottom - top );
7746
7747     int i, j, cell_rows, cell_cols;
7748     wxRect rect;
7749
7750     for (j=topRow; j<=bottomRow; j++)
7751     {
7752         for (i=leftCol; i<=rightCol; i++)
7753         {
7754             GetCellSize( j, i, &cell_rows, &cell_cols );
7755             if ((cell_rows > 1) || (cell_cols > 1))
7756             {
7757                 rect = CellToRect(j, i);
7758                 clippedcells.Subtract(rect);
7759             }
7760             else if ((cell_rows < 0) || (cell_cols < 0))
7761             {
7762                 rect = CellToRect(j + cell_rows, i + cell_cols);
7763                 clippedcells.Subtract(rect);
7764             }
7765         }
7766     }
7767 #endif
7768
7769     dc.SetClippingRegion( clippedcells );
7770
7771
7772     // horizontal grid lines
7773     //
7774     // already declared above - int i;
7775     for ( i = internalYToRow(top); i < m_numRows; i++ )
7776     {
7777         int bot = GetRowBottom(i) - 1;
7778
7779         if ( bot > bottom )
7780         {
7781             break;
7782         }
7783
7784         if ( bot >= top )
7785         {
7786             dc.SetPen( GetRowGridLinePen(i) );
7787             dc.DrawLine( left, bot, right, bot );
7788         }
7789     }
7790
7791     // vertical grid lines
7792     //
7793     int colPos;
7794     for ( colPos = leftCol; colPos < m_numCols; colPos++ )
7795     {
7796         i = GetColAt( colPos );
7797
7798         int colRight = GetColRight(i);
7799 #ifdef __WXGTK__
7800         if (GetLayoutDirection() != wxLayout_RightToLeft)
7801 #endif
7802             colRight--;
7803
7804         if ( colRight > right )
7805         {
7806             break;
7807         }
7808
7809         if ( colRight >= left )
7810         {
7811             dc.SetPen( GetColGridLinePen(i) );
7812             dc.DrawLine( colRight, top, colRight, bottom );
7813         }
7814     }
7815
7816     dc.DestroyClippingRegion();
7817 }
7818
7819 void wxGrid::DrawRowLabels( wxDC& dc, const wxArrayInt& rows)
7820 {
7821     if ( !m_numRows )
7822         return;
7823
7824     size_t i;
7825     size_t numLabels = rows.GetCount();
7826
7827     for ( i = 0; i < numLabels; i++ )
7828     {
7829         DrawRowLabel( dc, rows[i] );
7830     }
7831 }
7832
7833 void wxGrid::DrawRowLabel( wxDC& dc, int row )
7834 {
7835     if ( GetRowHeight(row) <= 0 || m_rowLabelWidth <= 0 )
7836         return;
7837
7838     wxRect rect;
7839
7840 #if 0
7841 def __WXGTK20__
7842     rect.SetX( 1 );
7843     rect.SetY( GetRowTop(row) + 1 );
7844     rect.SetWidth( m_rowLabelWidth - 2 );
7845     rect.SetHeight( GetRowHeight(row) - 2 );
7846
7847     CalcScrolledPosition( 0, rect.y, NULL, &rect.y );
7848
7849     wxWindowDC *win_dc = (wxWindowDC*) &dc;
7850
7851     wxRendererNative::Get().DrawHeaderButton( win_dc->m_owner, dc, rect, 0 );
7852 #else
7853     int rowTop = GetRowTop(row),
7854         rowBottom = GetRowBottom(row) - 1;
7855
7856     dc.SetPen( wxPen(wxSystemSettings::GetColour(wxSYS_COLOUR_3DSHADOW), 1, wxSOLID) );
7857     dc.DrawLine( m_rowLabelWidth - 1, rowTop, m_rowLabelWidth - 1, rowBottom );
7858     dc.DrawLine( 0, rowTop, 0, rowBottom );
7859     dc.DrawLine( 0, rowBottom, m_rowLabelWidth, rowBottom );
7860
7861     dc.SetPen( *wxWHITE_PEN );
7862     dc.DrawLine( 1, rowTop, 1, rowBottom );
7863     dc.DrawLine( 1, rowTop, m_rowLabelWidth - 1, rowTop );
7864 #endif
7865
7866     dc.SetBackgroundMode( wxTRANSPARENT );
7867     dc.SetTextForeground( GetLabelTextColour() );
7868     dc.SetFont( GetLabelFont() );
7869
7870     int hAlign, vAlign;
7871     GetRowLabelAlignment( &hAlign, &vAlign );
7872
7873     rect.SetX( 2 );
7874     rect.SetY( GetRowTop(row) + 2 );
7875     rect.SetWidth( m_rowLabelWidth - 4 );
7876     rect.SetHeight( GetRowHeight(row) - 4 );
7877     DrawTextRectangle( dc, GetRowLabelValue( row ), rect, hAlign, vAlign );
7878 }
7879
7880 void wxGrid::DrawColLabels( wxDC& dc,const wxArrayInt& cols )
7881 {
7882     if ( !m_numCols )
7883         return;
7884
7885     size_t i;
7886     size_t numLabels = cols.GetCount();
7887
7888     for ( i = 0; i < numLabels; i++ )
7889     {
7890         DrawColLabel( dc, cols[i] );
7891     }
7892 }
7893
7894 void wxGrid::DrawColLabel( wxDC& dc, int col )
7895 {
7896     if ( GetColWidth(col) <= 0 || m_colLabelHeight <= 0 )
7897         return;
7898
7899     int colLeft = GetColLeft(col);
7900
7901     wxRect rect;
7902
7903 #if 0
7904 def __WXGTK20__
7905     rect.SetX( colLeft + 1 );
7906     rect.SetY( 1 );
7907     rect.SetWidth( GetColWidth(col) - 2 );
7908     rect.SetHeight( m_colLabelHeight - 2 );
7909
7910     wxWindowDC *win_dc = (wxWindowDC*) &dc;
7911
7912     wxRendererNative::Get().DrawHeaderButton( win_dc->m_owner, dc, rect, 0 );
7913 #else
7914     int colRight = GetColRight(col) - 1;
7915
7916     dc.SetPen( wxPen(wxSystemSettings::GetColour(wxSYS_COLOUR_3DSHADOW), 1, wxSOLID) );
7917     dc.DrawLine( colRight, 0, colRight, m_colLabelHeight - 1 );
7918     dc.DrawLine( colLeft, 0, colRight, 0 );
7919     dc.DrawLine( colLeft, m_colLabelHeight - 1,
7920                  colRight + 1, m_colLabelHeight - 1 );
7921
7922     dc.SetPen( *wxWHITE_PEN );
7923     dc.DrawLine( colLeft, 1, colLeft, m_colLabelHeight - 1 );
7924     dc.DrawLine( colLeft, 1, colRight, 1 );
7925 #endif
7926
7927     dc.SetBackgroundMode( wxTRANSPARENT );
7928     dc.SetTextForeground( GetLabelTextColour() );
7929     dc.SetFont( GetLabelFont() );
7930
7931     int hAlign, vAlign, orient;
7932     GetColLabelAlignment( &hAlign, &vAlign );
7933     orient = GetColLabelTextOrientation();
7934
7935     rect.SetX( colLeft + 2 );
7936     rect.SetY( 2 );
7937     rect.SetWidth( GetColWidth(col) - 4 );
7938     rect.SetHeight( m_colLabelHeight - 4 );
7939     DrawTextRectangle( dc, GetColLabelValue( col ), rect, hAlign, vAlign, orient );
7940 }
7941
7942 void wxGrid::DrawTextRectangle( wxDC& dc,
7943                                 const wxString& value,
7944                                 const wxRect& rect,
7945                                 int horizAlign,
7946                                 int vertAlign,
7947                                 int textOrientation )
7948 {
7949     wxArrayString lines;
7950
7951     StringToLines( value, lines );
7952
7953     // Forward to new API.
7954     DrawTextRectangle( dc,
7955         lines,
7956         rect,
7957         horizAlign,
7958         vertAlign,
7959         textOrientation );
7960 }
7961
7962 // VZ: this should be replaced with wxDC::DrawLabel() to which we just have to
7963 //     add textOrientation support
7964 void wxGrid::DrawTextRectangle(wxDC& dc,
7965                                const wxArrayString& lines,
7966                                const wxRect& rect,
7967                                int horizAlign,
7968                                int vertAlign,
7969                                int textOrientation)
7970 {
7971     if ( lines.empty() )
7972         return;
7973
7974     wxDCClipper clip(dc, rect);
7975
7976     long textWidth,
7977          textHeight;
7978
7979     if ( textOrientation == wxHORIZONTAL )
7980         GetTextBoxSize( dc, lines, &textWidth, &textHeight );
7981     else
7982         GetTextBoxSize( dc, lines, &textHeight, &textWidth );
7983
7984     int x = 0,
7985         y = 0;
7986     switch ( vertAlign )
7987     {
7988         case wxALIGN_BOTTOM:
7989             if ( textOrientation == wxHORIZONTAL )
7990                 y = rect.y + (rect.height - textHeight - 1);
7991             else
7992                 x = rect.x + rect.width - textWidth;
7993             break;
7994
7995         case wxALIGN_CENTRE:
7996             if ( textOrientation == wxHORIZONTAL )
7997                 y = rect.y + ((rect.height - textHeight) / 2);
7998             else
7999                 x = rect.x + ((rect.width - textWidth) / 2);
8000             break;
8001
8002         case wxALIGN_TOP:
8003         default:
8004             if ( textOrientation == wxHORIZONTAL )
8005                 y = rect.y + 1;
8006             else
8007                 x = rect.x + 1;
8008             break;
8009     }
8010
8011     // Align each line of a multi-line label
8012     size_t nLines = lines.GetCount();
8013     for ( size_t l = 0; l < nLines; l++ )
8014     {
8015         const wxString& line = lines[l];
8016
8017         if ( line.empty() )
8018         {
8019             *(textOrientation == wxHORIZONTAL ? &y : &x) += dc.GetCharHeight();
8020             continue;
8021         }
8022
8023         long lineWidth = 0,
8024              lineHeight = 0;
8025         dc.GetTextExtent(line, &lineWidth, &lineHeight);
8026
8027         switch ( horizAlign )
8028         {
8029             case wxALIGN_RIGHT:
8030                 if ( textOrientation == wxHORIZONTAL )
8031                     x = rect.x + (rect.width - lineWidth - 1);
8032                 else
8033                     y = rect.y + lineWidth + 1;
8034                 break;
8035
8036             case wxALIGN_CENTRE:
8037                 if ( textOrientation == wxHORIZONTAL )
8038                     x = rect.x + ((rect.width - lineWidth) / 2);
8039                 else
8040                     y = rect.y + rect.height - ((rect.height - lineWidth) / 2);
8041                 break;
8042
8043             case wxALIGN_LEFT:
8044             default:
8045                 if ( textOrientation == wxHORIZONTAL )
8046                     x = rect.x + 1;
8047                 else
8048                     y = rect.y + rect.height - 1;
8049                 break;
8050         }
8051
8052         if ( textOrientation == wxHORIZONTAL )
8053         {
8054             dc.DrawText( line, x, y );
8055             y += lineHeight;
8056         }
8057         else
8058         {
8059             dc.DrawRotatedText( line, x, y, 90.0 );
8060             x += lineHeight;
8061         }
8062     }
8063 }
8064
8065 // Split multi-line text up into an array of strings.
8066 // Any existing contents of the string array are preserved.
8067 //
8068 void wxGrid::StringToLines( const wxString& value, wxArrayString& lines )
8069 {
8070     int startPos = 0;
8071     int pos;
8072     wxString eol = wxTextFile::GetEOL( wxTextFileType_Unix );
8073     wxString tVal = wxTextFile::Translate( value, wxTextFileType_Unix );
8074
8075     while ( startPos < (int)tVal.length() )
8076     {
8077         pos = tVal.Mid(startPos).Find( eol );
8078         if ( pos < 0 )
8079         {
8080             break;
8081         }
8082         else if ( pos == 0 )
8083         {
8084             lines.Add( wxEmptyString );
8085         }
8086         else
8087         {
8088             lines.Add( value.Mid(startPos, pos) );
8089         }
8090
8091         startPos += pos + 1;
8092     }
8093
8094     if ( startPos < (int)value.length() )
8095     {
8096         lines.Add( value.Mid( startPos ) );
8097     }
8098 }
8099
8100 void wxGrid::GetTextBoxSize( const wxDC& dc,
8101                              const wxArrayString& lines,
8102                              long *width, long *height )
8103 {
8104     long w = 0;
8105     long h = 0;
8106     long lineW = 0, lineH = 0;
8107
8108     size_t i;
8109     for ( i = 0; i < lines.GetCount(); i++ )
8110     {
8111         dc.GetTextExtent( lines[i], &lineW, &lineH );
8112         w = wxMax( w, lineW );
8113         h += lineH;
8114     }
8115
8116     *width = w;
8117     *height = h;
8118 }
8119
8120 //
8121 // ------ Batch processing.
8122 //
8123 void wxGrid::EndBatch()
8124 {
8125     if ( m_batchCount > 0 )
8126     {
8127         m_batchCount--;
8128         if ( !m_batchCount )
8129         {
8130             CalcDimensions();
8131             m_rowLabelWin->Refresh();
8132             m_colLabelWin->Refresh();
8133             m_cornerLabelWin->Refresh();
8134             m_gridWin->Refresh();
8135         }
8136     }
8137 }
8138
8139 // Use this, rather than wxWindow::Refresh(), to force an immediate
8140 // repainting of the grid. Has no effect if you are already inside a
8141 // BeginBatch / EndBatch block.
8142 //
8143 void wxGrid::ForceRefresh()
8144 {
8145     BeginBatch();
8146     EndBatch();
8147 }
8148
8149 bool wxGrid::Enable(bool enable)
8150 {
8151     if ( !wxScrolledWindow::Enable(enable) )
8152         return false;
8153
8154     // redraw in the new state
8155     m_gridWin->Refresh();
8156
8157     return true;
8158 }
8159
8160 //
8161 // ------ Edit control functions
8162 //
8163
8164 void wxGrid::EnableEditing( bool edit )
8165 {
8166     // TODO: improve this ?
8167     //
8168     if ( edit != m_editable )
8169     {
8170         if (!edit)
8171             EnableCellEditControl(edit);
8172         m_editable = edit;
8173     }
8174 }
8175
8176 void wxGrid::EnableCellEditControl( bool enable )
8177 {
8178     if (! m_editable)
8179         return;
8180
8181     if ( enable != m_cellEditCtrlEnabled )
8182     {
8183         if ( enable )
8184         {
8185             if (SendEvent( wxEVT_GRID_EDITOR_SHOWN) <0)
8186                 return;
8187
8188             // this should be checked by the caller!
8189             wxASSERT_MSG( CanEnableCellControl(), _T("can't enable editing for this cell!") );
8190
8191             // do it before ShowCellEditControl()
8192             m_cellEditCtrlEnabled = enable;
8193
8194             ShowCellEditControl();
8195         }
8196         else
8197         {
8198             //FIXME:add veto support
8199             SendEvent( wxEVT_GRID_EDITOR_HIDDEN );
8200
8201             HideCellEditControl();
8202             SaveEditControlValue();
8203
8204             // do it after HideCellEditControl()
8205             m_cellEditCtrlEnabled = enable;
8206         }
8207     }
8208 }
8209
8210 bool wxGrid::IsCurrentCellReadOnly() const
8211 {
8212     // const_cast
8213     wxGridCellAttr* attr = ((wxGrid *)this)->GetCellAttr(m_currentCellCoords);
8214     bool readonly = attr->IsReadOnly();
8215     attr->DecRef();
8216
8217     return readonly;
8218 }
8219
8220 bool wxGrid::CanEnableCellControl() const
8221 {
8222     return m_editable && (m_currentCellCoords != wxGridNoCellCoords) &&
8223         !IsCurrentCellReadOnly();
8224 }
8225
8226 bool wxGrid::IsCellEditControlEnabled() const
8227 {
8228     // the cell edit control might be disable for all cells or just for the
8229     // current one if it's read only
8230     return m_cellEditCtrlEnabled ? !IsCurrentCellReadOnly() : false;
8231 }
8232
8233 bool wxGrid::IsCellEditControlShown() const
8234 {
8235     bool isShown = false;
8236
8237     if ( m_cellEditCtrlEnabled )
8238     {
8239         int row = m_currentCellCoords.GetRow();
8240         int col = m_currentCellCoords.GetCol();
8241         wxGridCellAttr* attr = GetCellAttr(row, col);
8242         wxGridCellEditor* editor = attr->GetEditor((wxGrid*) this, row, col);
8243         attr->DecRef();
8244
8245         if ( editor )
8246         {
8247             if ( editor->IsCreated() )
8248             {
8249                 isShown = editor->GetControl()->IsShown();
8250             }
8251
8252             editor->DecRef();
8253         }
8254     }
8255
8256     return isShown;
8257 }
8258
8259 void wxGrid::ShowCellEditControl()
8260 {
8261     if ( IsCellEditControlEnabled() )
8262     {
8263         if ( !IsVisible( m_currentCellCoords, false ) )
8264         {
8265             m_cellEditCtrlEnabled = false;
8266             return;
8267         }
8268         else
8269         {
8270             wxRect rect = CellToRect( m_currentCellCoords );
8271             int row = m_currentCellCoords.GetRow();
8272             int col = m_currentCellCoords.GetCol();
8273
8274             // if this is part of a multicell, find owner (topleft)
8275             int cell_rows, cell_cols;
8276             GetCellSize( row, col, &cell_rows, &cell_cols );
8277             if ( cell_rows <= 0 || cell_cols <= 0 )
8278             {
8279                 row += cell_rows;
8280                 col += cell_cols;
8281                 m_currentCellCoords.SetRow( row );
8282                 m_currentCellCoords.SetCol( col );
8283             }
8284
8285             // erase the highlight and the cell contents because the editor
8286             // might not cover the entire cell
8287             wxClientDC dc( m_gridWin );
8288             PrepareDC( dc );
8289             dc.SetBrush(wxBrush(GetCellAttr(row, col)->GetBackgroundColour(), wxSOLID));
8290             dc.SetPen(*wxTRANSPARENT_PEN);
8291             dc.DrawRectangle(rect);
8292
8293             // convert to scrolled coords
8294             CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
8295
8296             int nXMove = 0;
8297             if (rect.x < 0)
8298                 nXMove = rect.x;
8299
8300             // cell is shifted by one pixel
8301             // However, don't allow x or y to become negative
8302             // since the SetSize() method interprets that as
8303             // "don't change."
8304             if (rect.x > 0)
8305                 rect.x--;
8306             if (rect.y > 0)
8307                 rect.y--;
8308
8309             wxGridCellAttr* attr = GetCellAttr(row, col);
8310             wxGridCellEditor* editor = attr->GetEditor(this, row, col);
8311             if ( !editor->IsCreated() )
8312             {
8313                 editor->Create(m_gridWin, wxID_ANY,
8314                                new wxGridCellEditorEvtHandler(this, editor));
8315
8316                 wxGridEditorCreatedEvent evt(GetId(),
8317                                              wxEVT_GRID_EDITOR_CREATED,
8318                                              this,
8319                                              row,
8320                                              col,
8321                                              editor->GetControl());
8322                 GetEventHandler()->ProcessEvent(evt);
8323             }
8324
8325             // resize editor to overflow into righthand cells if allowed
8326             int maxWidth = rect.width;
8327             wxString value = GetCellValue(row, col);
8328             if ( (value != wxEmptyString) && (attr->GetOverflow()) )
8329             {
8330                 int y;
8331                 GetTextExtent(value, &maxWidth, &y, NULL, NULL, &attr->GetFont());
8332                 if (maxWidth < rect.width)
8333                     maxWidth = rect.width;
8334             }
8335
8336             int client_right = m_gridWin->GetClientSize().GetWidth();
8337             if (rect.x + maxWidth > client_right)
8338                 maxWidth = client_right - rect.x;
8339
8340             if ((maxWidth > rect.width) && (col < m_numCols) && m_table)
8341             {
8342                 GetCellSize( row, col, &cell_rows, &cell_cols );
8343                 // may have changed earlier
8344                 for (int i = col + cell_cols; i < m_numCols; i++)
8345                 {
8346                     int c_rows, c_cols;
8347                     GetCellSize( row, i, &c_rows, &c_cols );
8348
8349                     // looks weird going over a multicell
8350                     if (m_table->IsEmptyCell( row, i ) &&
8351                             (rect.width < maxWidth) && (c_rows == 1))
8352                     {
8353                         rect.width += GetColWidth( i );
8354                     }
8355                     else
8356                         break;
8357                 }
8358
8359                 if (rect.GetRight() > client_right)
8360                     rect.SetRight( client_right - 1 );
8361             }
8362
8363             editor->SetCellAttr( attr );
8364             editor->SetSize( rect );
8365             if (nXMove != 0)
8366                 editor->GetControl()->Move(
8367                     editor->GetControl()->GetPosition().x + nXMove,
8368                     editor->GetControl()->GetPosition().y );
8369             editor->Show( true, attr );
8370
8371             // recalc dimensions in case we need to
8372             // expand the scrolled window to account for editor
8373             CalcDimensions();
8374
8375             editor->BeginEdit(row, col, this);
8376             editor->SetCellAttr(NULL);
8377
8378             editor->DecRef();
8379             attr->DecRef();
8380         }
8381     }
8382 }
8383
8384 void wxGrid::HideCellEditControl()
8385 {
8386     if ( IsCellEditControlEnabled() )
8387     {
8388         int row = m_currentCellCoords.GetRow();
8389         int col = m_currentCellCoords.GetCol();
8390
8391         wxGridCellAttr *attr = GetCellAttr(row, col);
8392         wxGridCellEditor *editor = attr->GetEditor(this, row, col);
8393         editor->Show( false );
8394         editor->DecRef();
8395         attr->DecRef();
8396
8397         m_gridWin->SetFocus();
8398
8399         // refresh whole row to the right
8400         wxRect rect( CellToRect(row, col) );
8401         CalcScrolledPosition(rect.x, rect.y, &rect.x, &rect.y );
8402         rect.width = m_gridWin->GetClientSize().GetWidth() - rect.x;
8403
8404 #ifdef __WXMAC__
8405         // ensure that the pixels under the focus ring get refreshed as well
8406         rect.Inflate(10, 10);
8407 #endif
8408
8409         m_gridWin->Refresh( false, &rect );
8410     }
8411 }
8412
8413 void wxGrid::SaveEditControlValue()
8414 {
8415     if ( IsCellEditControlEnabled() )
8416     {
8417         int row = m_currentCellCoords.GetRow();
8418         int col = m_currentCellCoords.GetCol();
8419
8420         wxString oldval = GetCellValue(row, col);
8421
8422         wxGridCellAttr* attr = GetCellAttr(row, col);
8423         wxGridCellEditor* editor = attr->GetEditor(this, row, col);
8424         bool changed = editor->EndEdit(row, col, this);
8425
8426         editor->DecRef();
8427         attr->DecRef();
8428
8429         if (changed)
8430         {
8431             if ( SendEvent( wxEVT_GRID_CELL_CHANGE,
8432                        m_currentCellCoords.GetRow(),
8433                        m_currentCellCoords.GetCol() ) < 0 )
8434             {
8435                 // Event has been vetoed, set the data back.
8436                 SetCellValue(row, col, oldval);
8437             }
8438         }
8439     }
8440 }
8441
8442 //
8443 // ------ Grid location functions
8444 //  Note that all of these functions work with the logical coordinates of
8445 //  grid cells and labels so you will need to convert from device
8446 //  coordinates for mouse events etc.
8447 //
8448
8449 void wxGrid::XYToCell( int x, int y, wxGridCellCoords& coords )
8450 {
8451     int row = YToRow(y);
8452     int col = XToCol(x);
8453
8454     if ( row == -1 || col == -1 )
8455     {
8456         coords = wxGridNoCellCoords;
8457     }
8458     else
8459     {
8460         coords.Set( row, col );
8461     }
8462 }
8463
8464 // Internal Helper function for computing row or column from some
8465 // (unscrolled) coordinate value, using either
8466 // m_defaultRowHeight/m_defaultColWidth or binary search on array
8467 // of m_rowBottoms/m_ColRights to speed up the search!
8468
8469 static int CoordToRowOrCol(int coord, int defaultDist, int minDist,
8470                            const wxArrayInt& BorderArray, int nMax,
8471                            bool clipToMinMax)
8472 {
8473     if (coord < 0)
8474         return clipToMinMax && (nMax > 0) ? 0 : -1;
8475
8476     if (!defaultDist)
8477         defaultDist = 1;
8478
8479     size_t i_max = coord / defaultDist,
8480            i_min = 0;
8481
8482     if (BorderArray.IsEmpty())
8483     {
8484         if ((int) i_max < nMax)
8485             return i_max;
8486         return clipToMinMax ? nMax - 1 : -1;
8487     }
8488
8489     if ( i_max >= BorderArray.GetCount())
8490     {
8491         i_max = BorderArray.GetCount() - 1;
8492     }
8493     else
8494     {
8495         if ( coord >= BorderArray[i_max])
8496         {
8497             i_min = i_max;
8498             if (minDist)
8499                 i_max = coord / minDist;
8500             else
8501                 i_max =  BorderArray.GetCount() - 1;
8502         }
8503
8504         if ( i_max >= BorderArray.GetCount())
8505             i_max = BorderArray.GetCount() - 1;
8506     }
8507
8508     if ( coord >= BorderArray[i_max])
8509         return clipToMinMax ? (int)i_max : -1;
8510     if ( coord < BorderArray[0] )
8511         return 0;
8512
8513     while ( i_max - i_min > 0 )
8514     {
8515         wxCHECK_MSG(BorderArray[i_min] <= coord && coord < BorderArray[i_max],
8516                     0, _T("wxGrid: internal error in CoordToRowOrCol"));
8517         if (coord >=  BorderArray[ i_max - 1])
8518             return i_max;
8519         else
8520             i_max--;
8521         int median = i_min + (i_max - i_min + 1) / 2;
8522         if (coord < BorderArray[median])
8523             i_max = median;
8524         else
8525             i_min = median;
8526     }
8527
8528     return i_max;
8529 }
8530
8531 int wxGrid::YToRow( int y )
8532 {
8533     return CoordToRowOrCol(y, m_defaultRowHeight,
8534                            m_minAcceptableRowHeight, m_rowBottoms, m_numRows, false);
8535 }
8536
8537 int wxGrid::XToCol( int x, bool clipToMinMax )
8538 {
8539     if (x < 0)
8540         return clipToMinMax && (m_numCols > 0) ? GetColAt( 0 ) : -1;
8541
8542     if (!m_defaultColWidth)
8543         m_defaultColWidth = 1;
8544
8545     int maxPos = x / m_defaultColWidth;
8546     int minPos = 0;
8547
8548     if (m_colRights.IsEmpty())
8549     {
8550         if(maxPos < m_numCols)
8551             return GetColAt( maxPos );
8552         return clipToMinMax ? GetColAt( m_numCols - 1 ) : -1;
8553     }
8554
8555     if ( maxPos >= m_numCols)
8556         maxPos = m_numCols - 1;
8557     else
8558     {
8559         if ( x >= m_colRights[GetColAt( maxPos )])
8560         {
8561             minPos = maxPos;
8562             if (m_minAcceptableColWidth)
8563                 maxPos = x / m_minAcceptableColWidth;
8564             else
8565                 maxPos =  m_numCols - 1;
8566         }
8567         if ( maxPos >= m_numCols)
8568             maxPos = m_numCols - 1;
8569     }
8570
8571     //X is beyond the last column
8572     if ( x >= m_colRights[GetColAt( maxPos )])
8573         return clipToMinMax ? GetColAt( maxPos ) : -1;
8574
8575     //X is before the first column
8576     if ( x < m_colRights[GetColAt( 0 )] )
8577         return GetColAt( 0 );
8578
8579     //Perform a binary search
8580     while ( maxPos - minPos > 0 )
8581     {
8582         wxCHECK_MSG(m_colRights[GetColAt( minPos )] <= x && x < m_colRights[GetColAt( maxPos )],
8583                     0, _T("wxGrid: internal error in XToCol"));
8584
8585         if (x >=  m_colRights[GetColAt( maxPos - 1 )])
8586             return GetColAt( maxPos );
8587         else
8588             maxPos--;
8589         int median = minPos + (maxPos - minPos + 1) / 2;
8590         if (x < m_colRights[GetColAt( median )])
8591             maxPos = median;
8592         else
8593             minPos = median;
8594     }
8595     return GetColAt( maxPos );
8596 }
8597
8598 // return the row number that that the y coord is near
8599 //  the edge of, or -1 if not near an edge.
8600 // coords can only possibly be near an edge if
8601 //    (a) the row/column is large enough to still allow for an "inner" area
8602 //        that is _not_ nead the edge (i.e., if the height/width is smaller
8603 //        than WXGRID_LABEL_EDGE_ZONE, coords are _never_ considered to be
8604 //        near the edge).
8605 //   and
8606 //    (b) resizing rows/columns (the thing for which edge detection is
8607 //        relevant at all) is enabled.
8608 //
8609 int wxGrid::YToEdgeOfRow( int y )
8610 {
8611     int i;
8612     i = internalYToRow(y);
8613
8614     if ( GetRowHeight(i) > WXGRID_LABEL_EDGE_ZONE && CanDragRowSize() )
8615     {
8616         // We know that we are in row i, test whether we are
8617         // close enough to lower or upper border, respectively.
8618         if ( abs(GetRowBottom(i) - y) < WXGRID_LABEL_EDGE_ZONE )
8619             return i;
8620         else if ( i > 0 && y - GetRowTop(i) < WXGRID_LABEL_EDGE_ZONE )
8621             return i - 1;
8622     }
8623
8624     return -1;
8625 }
8626
8627 // return the col number that that the x coord is near the edge of, or
8628 // -1 if not near an edge
8629 // See comment at YToEdgeOfRow for conditions on edge detection.
8630 //
8631 int wxGrid::XToEdgeOfCol( int x )
8632 {
8633     int i;
8634     i = internalXToCol(x);
8635
8636     if ( GetColWidth(i) > WXGRID_LABEL_EDGE_ZONE && CanDragColSize() )
8637     {
8638         // We know that we are in column i; test whether we are
8639         // close enough to right or left border, respectively.
8640         if ( abs(GetColRight(i) - x) < WXGRID_LABEL_EDGE_ZONE )
8641             return i;
8642         else if ( i > 0 && x - GetColLeft(i) < WXGRID_LABEL_EDGE_ZONE )
8643             return i - 1;
8644     }
8645
8646     return -1;
8647 }
8648
8649 wxRect wxGrid::CellToRect( int row, int col )
8650 {
8651     wxRect rect( -1, -1, -1, -1 );
8652
8653     if ( row >= 0 && row < m_numRows &&
8654          col >= 0 && col < m_numCols )
8655     {
8656         int i, cell_rows, cell_cols;
8657         rect.width = rect.height = 0;
8658         GetCellSize( row, col, &cell_rows, &cell_cols );
8659         // if negative then find multicell owner
8660         if (cell_rows < 0)
8661             row += cell_rows;
8662         if (cell_cols < 0)
8663              col += cell_cols;
8664         GetCellSize( row, col, &cell_rows, &cell_cols );
8665
8666         rect.x = GetColLeft(col);
8667         rect.y = GetRowTop(row);
8668         for (i=col; i < col + cell_cols; i++)
8669             rect.width += GetColWidth(i);
8670         for (i=row; i < row + cell_rows; i++)
8671             rect.height += GetRowHeight(i);
8672     }
8673
8674     // if grid lines are enabled, then the area of the cell is a bit smaller
8675     if (m_gridLinesEnabled)
8676     {
8677         rect.width -= 1;
8678         rect.height -= 1;
8679     }
8680
8681     return rect;
8682 }
8683
8684 bool wxGrid::IsVisible( int row, int col, bool wholeCellVisible )
8685 {
8686     // get the cell rectangle in logical coords
8687     //
8688     wxRect r( CellToRect( row, col ) );
8689
8690     // convert to device coords
8691     //
8692     int left, top, right, bottom;
8693     CalcScrolledPosition( r.GetLeft(), r.GetTop(), &left, &top );
8694     CalcScrolledPosition( r.GetRight(), r.GetBottom(), &right, &bottom );
8695
8696     // check against the client area of the grid window
8697     int cw, ch;
8698     m_gridWin->GetClientSize( &cw, &ch );
8699
8700     if ( wholeCellVisible )
8701     {
8702         // is the cell wholly visible ?
8703         return ( left >= 0 && right <= cw &&
8704                  top >= 0 && bottom <= ch );
8705     }
8706     else
8707     {
8708         // is the cell partly visible ?
8709         //
8710         return ( ((left >= 0 && left < cw) || (right > 0 && right <= cw)) &&
8711                  ((top >= 0 && top < ch) || (bottom > 0 && bottom <= ch)) );
8712     }
8713 }
8714
8715 // make the specified cell location visible by doing a minimal amount
8716 // of scrolling
8717 //
8718 void wxGrid::MakeCellVisible( int row, int col )
8719 {
8720     int i;
8721     int xpos = -1, ypos = -1;
8722
8723     if ( row >= 0 && row < m_numRows &&
8724          col >= 0 && col < m_numCols )
8725     {
8726         // get the cell rectangle in logical coords
8727         wxRect r( CellToRect( row, col ) );
8728
8729         // convert to device coords
8730         int left, top, right, bottom;
8731         CalcScrolledPosition( r.GetLeft(), r.GetTop(), &left, &top );
8732         CalcScrolledPosition( r.GetRight(), r.GetBottom(), &right, &bottom );
8733
8734         int cw, ch;
8735         m_gridWin->GetClientSize( &cw, &ch );
8736
8737         if ( top < 0 )
8738         {
8739             ypos = r.GetTop();
8740         }
8741         else if ( bottom > ch )
8742         {
8743             int h = r.GetHeight();
8744             ypos = r.GetTop();
8745             for ( i = row - 1; i >= 0; i-- )
8746             {
8747                 int rowHeight = GetRowHeight(i);
8748                 if ( h + rowHeight > ch )
8749                     break;
8750
8751                 h += rowHeight;
8752                 ypos -= rowHeight;
8753             }
8754
8755             // we divide it later by GRID_SCROLL_LINE, make sure that we don't
8756             // have rounding errors (this is important, because if we do,
8757             // we might not scroll at all and some cells won't be redrawn)
8758             //
8759             // Sometimes GRID_SCROLL_LINE / 2 is not enough,
8760             // so just add a full scroll unit...
8761             ypos += m_scrollLineY;
8762         }
8763
8764         // special handling for wide cells - show always left part of the cell!
8765         // Otherwise, e.g. when stepping from row to row, it would jump between
8766         // left and right part of the cell on every step!
8767 //      if ( left < 0 )
8768         if ( left < 0 || (right - left) >= cw )
8769         {
8770             xpos = r.GetLeft();
8771         }
8772         else if ( right > cw )
8773         {
8774             // position the view so that the cell is on the right
8775             int x0, y0;
8776             CalcUnscrolledPosition(0, 0, &x0, &y0);
8777             xpos = x0 + (right - cw);
8778
8779             // see comment for ypos above
8780             xpos += m_scrollLineX;
8781         }
8782
8783         if ( xpos != -1 || ypos != -1 )
8784         {
8785             if ( xpos != -1 )
8786                 xpos /= m_scrollLineX;
8787             if ( ypos != -1 )
8788                 ypos /= m_scrollLineY;
8789             Scroll( xpos, ypos );
8790             AdjustScrollbars();
8791         }
8792     }
8793 }
8794
8795 //
8796 // ------ Grid cursor movement functions
8797 //
8798
8799 bool wxGrid::MoveCursorUp( bool expandSelection )
8800 {
8801     if ( m_currentCellCoords != wxGridNoCellCoords &&
8802          m_currentCellCoords.GetRow() >= 0 )
8803     {
8804         if ( expandSelection )
8805         {
8806             if ( m_selectingKeyboard == wxGridNoCellCoords )
8807                 m_selectingKeyboard = m_currentCellCoords;
8808             if ( m_selectingKeyboard.GetRow() > 0 )
8809             {
8810                 m_selectingKeyboard.SetRow( m_selectingKeyboard.GetRow() - 1 );
8811                 MakeCellVisible( m_selectingKeyboard.GetRow(),
8812                                  m_selectingKeyboard.GetCol() );
8813                 HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
8814             }
8815         }
8816         else if ( m_currentCellCoords.GetRow() > 0 )
8817         {
8818             int row = m_currentCellCoords.GetRow() - 1;
8819             int col = m_currentCellCoords.GetCol();
8820             ClearSelection();
8821             MakeCellVisible( row, col );
8822             SetCurrentCell( row, col );
8823         }
8824         else
8825             return false;
8826
8827         return true;
8828     }
8829
8830     return false;
8831 }
8832
8833 bool wxGrid::MoveCursorDown( bool expandSelection )
8834 {
8835     if ( m_currentCellCoords != wxGridNoCellCoords &&
8836          m_currentCellCoords.GetRow() < m_numRows )
8837     {
8838         if ( expandSelection )
8839         {
8840             if ( m_selectingKeyboard == wxGridNoCellCoords )
8841                 m_selectingKeyboard = m_currentCellCoords;
8842             if ( m_selectingKeyboard.GetRow() < m_numRows - 1 )
8843             {
8844                 m_selectingKeyboard.SetRow( m_selectingKeyboard.GetRow() + 1 );
8845                 MakeCellVisible( m_selectingKeyboard.GetRow(),
8846                         m_selectingKeyboard.GetCol() );
8847                 HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
8848             }
8849         }
8850         else if ( m_currentCellCoords.GetRow() < m_numRows - 1 )
8851         {
8852             int row = m_currentCellCoords.GetRow() + 1;
8853             int col = m_currentCellCoords.GetCol();
8854             ClearSelection();
8855             MakeCellVisible( row, col );
8856             SetCurrentCell( row, col );
8857         }
8858         else
8859             return false;
8860
8861         return true;
8862     }
8863
8864     return false;
8865 }
8866
8867 bool wxGrid::MoveCursorLeft( bool expandSelection )
8868 {
8869     if ( m_currentCellCoords != wxGridNoCellCoords &&
8870          m_currentCellCoords.GetCol() >= 0 )
8871     {
8872         if ( expandSelection )
8873         {
8874             if ( m_selectingKeyboard == wxGridNoCellCoords )
8875                 m_selectingKeyboard = m_currentCellCoords;
8876             if ( m_selectingKeyboard.GetCol() > 0 )
8877             {
8878                 m_selectingKeyboard.SetCol( m_selectingKeyboard.GetCol() - 1 );
8879                 MakeCellVisible( m_selectingKeyboard.GetRow(),
8880                         m_selectingKeyboard.GetCol() );
8881                 HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
8882             }
8883         }
8884         else if ( GetColPos( m_currentCellCoords.GetCol() ) > 0 )
8885         {
8886             int row = m_currentCellCoords.GetRow();
8887             int col = GetColAt( GetColPos( m_currentCellCoords.GetCol() ) - 1 );
8888             ClearSelection();
8889
8890             MakeCellVisible( row, col );
8891             SetCurrentCell( row, col );
8892         }
8893         else
8894             return false;
8895
8896         return true;
8897     }
8898
8899     return false;
8900 }
8901
8902 bool wxGrid::MoveCursorRight( bool expandSelection )
8903 {
8904     if ( m_currentCellCoords != wxGridNoCellCoords &&
8905          m_currentCellCoords.GetCol() < m_numCols )
8906     {
8907         if ( expandSelection )
8908         {
8909             if ( m_selectingKeyboard == wxGridNoCellCoords )
8910                 m_selectingKeyboard = m_currentCellCoords;
8911             if ( m_selectingKeyboard.GetCol() < m_numCols - 1 )
8912             {
8913                 m_selectingKeyboard.SetCol( m_selectingKeyboard.GetCol() + 1 );
8914                 MakeCellVisible( m_selectingKeyboard.GetRow(),
8915                         m_selectingKeyboard.GetCol() );
8916                 HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
8917             }
8918         }
8919         else if ( GetColPos( m_currentCellCoords.GetCol() ) < m_numCols - 1 )
8920         {
8921             int row = m_currentCellCoords.GetRow();
8922             int col = GetColAt( GetColPos( m_currentCellCoords.GetCol() ) + 1 );
8923             ClearSelection();
8924
8925             MakeCellVisible( row, col );
8926             SetCurrentCell( row, col );
8927         }
8928         else
8929             return false;
8930
8931         return true;
8932     }
8933
8934     return false;
8935 }
8936
8937 bool wxGrid::MovePageUp()
8938 {
8939     if ( m_currentCellCoords == wxGridNoCellCoords )
8940         return false;
8941
8942     int row = m_currentCellCoords.GetRow();
8943     if ( row > 0 )
8944     {
8945         int cw, ch;
8946         m_gridWin->GetClientSize( &cw, &ch );
8947
8948         int y = GetRowTop(row);
8949         int newRow = internalYToRow( y - ch + 1 );
8950
8951         if ( newRow == row )
8952         {
8953             // row > 0, so newRow can never be less than 0 here.
8954             newRow = row - 1;
8955         }
8956
8957         MakeCellVisible( newRow, m_currentCellCoords.GetCol() );
8958         SetCurrentCell( newRow, m_currentCellCoords.GetCol() );
8959
8960         return true;
8961     }
8962
8963     return false;
8964 }
8965
8966 bool wxGrid::MovePageDown()
8967 {
8968     if ( m_currentCellCoords == wxGridNoCellCoords )
8969         return false;
8970
8971     int row = m_currentCellCoords.GetRow();
8972     if ( (row + 1) < m_numRows )
8973     {
8974         int cw, ch;
8975         m_gridWin->GetClientSize( &cw, &ch );
8976
8977         int y = GetRowTop(row);
8978         int newRow = internalYToRow( y + ch );
8979         if ( newRow == row )
8980         {
8981             // row < m_numRows, so newRow can't overflow here.
8982             newRow = row + 1;
8983         }
8984
8985         MakeCellVisible( newRow, m_currentCellCoords.GetCol() );
8986         SetCurrentCell( newRow, m_currentCellCoords.GetCol() );
8987
8988         return true;
8989     }
8990
8991     return false;
8992 }
8993
8994 bool wxGrid::MoveCursorUpBlock( bool expandSelection )
8995 {
8996     if ( m_table &&
8997          m_currentCellCoords != wxGridNoCellCoords &&
8998          m_currentCellCoords.GetRow() > 0 )
8999     {
9000         int row = m_currentCellCoords.GetRow();
9001         int col = m_currentCellCoords.GetCol();
9002
9003         if ( m_table->IsEmptyCell(row, col) )
9004         {
9005             // starting in an empty cell: find the next block of
9006             // non-empty cells
9007             //
9008             while ( row > 0 )
9009             {
9010                 row--;
9011                 if ( !(m_table->IsEmptyCell(row, col)) )
9012                     break;
9013             }
9014         }
9015         else if ( m_table->IsEmptyCell(row - 1, col) )
9016         {
9017             // starting at the top of a block: find the next block
9018             //
9019             row--;
9020             while ( row > 0 )
9021             {
9022                 row--;
9023                 if ( !(m_table->IsEmptyCell(row, col)) )
9024                     break;
9025             }
9026         }
9027         else
9028         {
9029             // starting within a block: find the top of the block
9030             //
9031             while ( row > 0 )
9032             {
9033                 row--;
9034                 if ( m_table->IsEmptyCell(row, col) )
9035                 {
9036                     row++;
9037                     break;
9038                 }
9039             }
9040         }
9041
9042         MakeCellVisible( row, col );
9043         if ( expandSelection )
9044         {
9045             m_selectingKeyboard = wxGridCellCoords( row, col );
9046             HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
9047         }
9048         else
9049         {
9050             ClearSelection();
9051             SetCurrentCell( row, col );
9052         }
9053
9054         return true;
9055     }
9056
9057     return false;
9058 }
9059
9060 bool wxGrid::MoveCursorDownBlock( bool expandSelection )
9061 {
9062     if ( m_table &&
9063          m_currentCellCoords != wxGridNoCellCoords &&
9064          m_currentCellCoords.GetRow() < m_numRows - 1 )
9065     {
9066         int row = m_currentCellCoords.GetRow();
9067         int col = m_currentCellCoords.GetCol();
9068
9069         if ( m_table->IsEmptyCell(row, col) )
9070         {
9071             // starting in an empty cell: find the next block of
9072             // non-empty cells
9073             //
9074             while ( row < m_numRows - 1 )
9075             {
9076                 row++;
9077                 if ( !(m_table->IsEmptyCell(row, col)) )
9078                     break;
9079             }
9080         }
9081         else if ( m_table->IsEmptyCell(row + 1, col) )
9082         {
9083             // starting at the bottom of a block: find the next block
9084             //
9085             row++;
9086             while ( row < m_numRows - 1 )
9087             {
9088                 row++;
9089                 if ( !(m_table->IsEmptyCell(row, col)) )
9090                     break;
9091             }
9092         }
9093         else
9094         {
9095             // starting within a block: find the bottom of the block
9096             //
9097             while ( row < m_numRows - 1 )
9098             {
9099                 row++;
9100                 if ( m_table->IsEmptyCell(row, col) )
9101                 {
9102                     row--;
9103                     break;
9104                 }
9105             }
9106         }
9107
9108         MakeCellVisible( row, col );
9109         if ( expandSelection )
9110         {
9111             m_selectingKeyboard = wxGridCellCoords( row, col );
9112             HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
9113         }
9114         else
9115         {
9116             ClearSelection();
9117             SetCurrentCell( row, col );
9118         }
9119
9120         return true;
9121     }
9122
9123     return false;
9124 }
9125
9126 bool wxGrid::MoveCursorLeftBlock( bool expandSelection )
9127 {
9128     if ( m_table &&
9129          m_currentCellCoords != wxGridNoCellCoords &&
9130          m_currentCellCoords.GetCol() > 0 )
9131     {
9132         int row = m_currentCellCoords.GetRow();
9133         int col = m_currentCellCoords.GetCol();
9134
9135         if ( m_table->IsEmptyCell(row, col) )
9136         {
9137             // starting in an empty cell: find the next block of
9138             // non-empty cells
9139             //
9140             while ( col > 0 )
9141             {
9142                 col--;
9143                 if ( !(m_table->IsEmptyCell(row, col)) )
9144                     break;
9145             }
9146         }
9147         else if ( m_table->IsEmptyCell(row, col - 1) )
9148         {
9149             // starting at the left of a block: find the next block
9150             //
9151             col--;
9152             while ( col > 0 )
9153             {
9154                 col--;
9155                 if ( !(m_table->IsEmptyCell(row, col)) )
9156                     break;
9157             }
9158         }
9159         else
9160         {
9161             // starting within a block: find the left of the block
9162             //
9163             while ( col > 0 )
9164             {
9165                 col--;
9166                 if ( m_table->IsEmptyCell(row, col) )
9167                 {
9168                     col++;
9169                     break;
9170                 }
9171             }
9172         }
9173
9174         MakeCellVisible( row, col );
9175         if ( expandSelection )
9176         {
9177             m_selectingKeyboard = wxGridCellCoords( row, col );
9178             HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
9179         }
9180         else
9181         {
9182             ClearSelection();
9183             SetCurrentCell( row, col );
9184         }
9185
9186         return true;
9187     }
9188
9189     return false;
9190 }
9191
9192 bool wxGrid::MoveCursorRightBlock( bool expandSelection )
9193 {
9194     if ( m_table &&
9195          m_currentCellCoords != wxGridNoCellCoords &&
9196          m_currentCellCoords.GetCol() < m_numCols - 1 )
9197     {
9198         int row = m_currentCellCoords.GetRow();
9199         int col = m_currentCellCoords.GetCol();
9200
9201         if ( m_table->IsEmptyCell(row, col) )
9202         {
9203             // starting in an empty cell: find the next block of
9204             // non-empty cells
9205             //
9206             while ( col < m_numCols - 1 )
9207             {
9208                 col++;
9209                 if ( !(m_table->IsEmptyCell(row, col)) )
9210                     break;
9211             }
9212         }
9213         else if ( m_table->IsEmptyCell(row, col + 1) )
9214         {
9215             // starting at the right of a block: find the next block
9216             //
9217             col++;
9218             while ( col < m_numCols - 1 )
9219             {
9220                 col++;
9221                 if ( !(m_table->IsEmptyCell(row, col)) )
9222                     break;
9223             }
9224         }
9225         else
9226         {
9227             // starting within a block: find the right of the block
9228             //
9229             while ( col < m_numCols - 1 )
9230             {
9231                 col++;
9232                 if ( m_table->IsEmptyCell(row, col) )
9233                 {
9234                     col--;
9235                     break;
9236                 }
9237             }
9238         }
9239
9240         MakeCellVisible( row, col );
9241         if ( expandSelection )
9242         {
9243             m_selectingKeyboard = wxGridCellCoords( row, col );
9244             HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
9245         }
9246         else
9247         {
9248             ClearSelection();
9249             SetCurrentCell( row, col );
9250         }
9251
9252         return true;
9253     }
9254
9255     return false;
9256 }
9257
9258 //
9259 // ------ Label values and formatting
9260 //
9261
9262 void wxGrid::GetRowLabelAlignment( int *horiz, int *vert )
9263 {
9264     if ( horiz )
9265         *horiz = m_rowLabelHorizAlign;
9266     if ( vert )
9267         *vert  = m_rowLabelVertAlign;
9268 }
9269
9270 void wxGrid::GetColLabelAlignment( int *horiz, int *vert )
9271 {
9272     if ( horiz )
9273         *horiz = m_colLabelHorizAlign;
9274     if ( vert )
9275         *vert  = m_colLabelVertAlign;
9276 }
9277
9278 int wxGrid::GetColLabelTextOrientation()
9279 {
9280     return m_colLabelTextOrientation;
9281 }
9282
9283 wxString wxGrid::GetRowLabelValue( int row )
9284 {
9285     if ( m_table )
9286     {
9287         return m_table->GetRowLabelValue( row );
9288     }
9289     else
9290     {
9291         wxString s;
9292         s << row;
9293         return s;
9294     }
9295 }
9296
9297 wxString wxGrid::GetColLabelValue( int col )
9298 {
9299     if ( m_table )
9300     {
9301         return m_table->GetColLabelValue( col );
9302     }
9303     else
9304     {
9305         wxString s;
9306         s << col;
9307         return s;
9308     }
9309 }
9310
9311 void wxGrid::SetRowLabelSize( int width )
9312 {
9313     width = wxMax( width, 0 );
9314     if ( width != m_rowLabelWidth )
9315     {
9316         if ( width == 0 )
9317         {
9318             m_rowLabelWin->Show( false );
9319             m_cornerLabelWin->Show( false );
9320         }
9321         else if ( m_rowLabelWidth == 0 )
9322         {
9323             m_rowLabelWin->Show( true );
9324             if ( m_colLabelHeight > 0 )
9325                 m_cornerLabelWin->Show( true );
9326         }
9327
9328         m_rowLabelWidth = width;
9329         CalcWindowSizes();
9330         wxScrolledWindow::Refresh( true );
9331     }
9332 }
9333
9334 void wxGrid::SetColLabelSize( int height )
9335 {
9336     height = wxMax( height, 0 );
9337     if ( height != m_colLabelHeight )
9338     {
9339         if ( height == 0 )
9340         {
9341             m_colLabelWin->Show( false );
9342             m_cornerLabelWin->Show( false );
9343         }
9344         else if ( m_colLabelHeight == 0 )
9345         {
9346             m_colLabelWin->Show( true );
9347             if ( m_rowLabelWidth > 0 )
9348                 m_cornerLabelWin->Show( true );
9349         }
9350
9351         m_colLabelHeight = height;
9352         CalcWindowSizes();
9353         wxScrolledWindow::Refresh( true );
9354     }
9355 }
9356
9357 void wxGrid::SetLabelBackgroundColour( const wxColour& colour )
9358 {
9359     if ( m_labelBackgroundColour != colour )
9360     {
9361         m_labelBackgroundColour = colour;
9362         m_rowLabelWin->SetBackgroundColour( colour );
9363         m_colLabelWin->SetBackgroundColour( colour );
9364         m_cornerLabelWin->SetBackgroundColour( colour );
9365
9366         if ( !GetBatchCount() )
9367         {
9368             m_rowLabelWin->Refresh();
9369             m_colLabelWin->Refresh();
9370             m_cornerLabelWin->Refresh();
9371         }
9372     }
9373 }
9374
9375 void wxGrid::SetLabelTextColour( const wxColour& colour )
9376 {
9377     if ( m_labelTextColour != colour )
9378     {
9379         m_labelTextColour = colour;
9380         if ( !GetBatchCount() )
9381         {
9382             m_rowLabelWin->Refresh();
9383             m_colLabelWin->Refresh();
9384         }
9385     }
9386 }
9387
9388 void wxGrid::SetLabelFont( const wxFont& font )
9389 {
9390     m_labelFont = font;
9391     if ( !GetBatchCount() )
9392     {
9393         m_rowLabelWin->Refresh();
9394         m_colLabelWin->Refresh();
9395     }
9396 }
9397
9398 void wxGrid::SetRowLabelAlignment( int horiz, int vert )
9399 {
9400     // allow old (incorrect) defs to be used
9401     switch ( horiz )
9402     {
9403         case wxLEFT:   horiz = wxALIGN_LEFT; break;
9404         case wxRIGHT:  horiz = wxALIGN_RIGHT; break;
9405         case wxCENTRE: horiz = wxALIGN_CENTRE; break;
9406     }
9407
9408     switch ( vert )
9409     {
9410         case wxTOP:    vert = wxALIGN_TOP;    break;
9411         case wxBOTTOM: vert = wxALIGN_BOTTOM; break;
9412         case wxCENTRE: vert = wxALIGN_CENTRE; break;
9413     }
9414
9415     if ( horiz == wxALIGN_LEFT || horiz == wxALIGN_CENTRE || horiz == wxALIGN_RIGHT )
9416     {
9417         m_rowLabelHorizAlign = horiz;
9418     }
9419
9420     if ( vert == wxALIGN_TOP || vert == wxALIGN_CENTRE || vert == wxALIGN_BOTTOM )
9421     {
9422         m_rowLabelVertAlign = vert;
9423     }
9424
9425     if ( !GetBatchCount() )
9426     {
9427         m_rowLabelWin->Refresh();
9428     }
9429 }
9430
9431 void wxGrid::SetColLabelAlignment( int horiz, int vert )
9432 {
9433     // allow old (incorrect) defs to be used
9434     switch ( horiz )
9435     {
9436         case wxLEFT:   horiz = wxALIGN_LEFT; break;
9437         case wxRIGHT:  horiz = wxALIGN_RIGHT; break;
9438         case wxCENTRE: horiz = wxALIGN_CENTRE; break;
9439     }
9440
9441     switch ( vert )
9442     {
9443         case wxTOP:    vert = wxALIGN_TOP;    break;
9444         case wxBOTTOM: vert = wxALIGN_BOTTOM; break;
9445         case wxCENTRE: vert = wxALIGN_CENTRE; break;
9446     }
9447
9448     if ( horiz == wxALIGN_LEFT || horiz == wxALIGN_CENTRE || horiz == wxALIGN_RIGHT )
9449     {
9450         m_colLabelHorizAlign = horiz;
9451     }
9452
9453     if ( vert == wxALIGN_TOP || vert == wxALIGN_CENTRE || vert == wxALIGN_BOTTOM )
9454     {
9455         m_colLabelVertAlign = vert;
9456     }
9457
9458     if ( !GetBatchCount() )
9459     {
9460         m_colLabelWin->Refresh();
9461     }
9462 }
9463
9464 // Note: under MSW, the default column label font must be changed because it
9465 //       does not support vertical printing
9466 //
9467 // Example: wxFont font(9, wxSWISS, wxNORMAL, wxBOLD);
9468 //                      pGrid->SetLabelFont(font);
9469 //                      pGrid->SetColLabelTextOrientation(wxVERTICAL);
9470 //
9471 void wxGrid::SetColLabelTextOrientation( int textOrientation )
9472 {
9473     if ( textOrientation == wxHORIZONTAL || textOrientation == wxVERTICAL )
9474         m_colLabelTextOrientation = textOrientation;
9475
9476     if ( !GetBatchCount() )
9477         m_colLabelWin->Refresh();
9478 }
9479
9480 void wxGrid::SetRowLabelValue( int row, const wxString& s )
9481 {
9482     if ( m_table )
9483     {
9484         m_table->SetRowLabelValue( row, s );
9485         if ( !GetBatchCount() )
9486         {
9487             wxRect rect = CellToRect( row, 0 );
9488             if ( rect.height > 0 )
9489             {
9490                 CalcScrolledPosition(0, rect.y, &rect.x, &rect.y);
9491                 rect.x = 0;
9492                 rect.width = m_rowLabelWidth;
9493                 m_rowLabelWin->Refresh( true, &rect );
9494             }
9495         }
9496     }
9497 }
9498
9499 void wxGrid::SetColLabelValue( int col, const wxString& s )
9500 {
9501     if ( m_table )
9502     {
9503         m_table->SetColLabelValue( col, s );
9504         if ( !GetBatchCount() )
9505         {
9506             wxRect rect = CellToRect( 0, col );
9507             if ( rect.width > 0 )
9508             {
9509                 CalcScrolledPosition(rect.x, 0, &rect.x, &rect.y);
9510                 rect.y = 0;
9511                 rect.height = m_colLabelHeight;
9512                 m_colLabelWin->Refresh( true, &rect );
9513             }
9514         }
9515     }
9516 }
9517
9518 void wxGrid::SetGridLineColour( const wxColour& colour )
9519 {
9520     if ( m_gridLineColour != colour )
9521     {
9522         m_gridLineColour = colour;
9523
9524         wxClientDC dc( m_gridWin );
9525         PrepareDC( dc );
9526         DrawAllGridLines( dc, wxRegion() );
9527     }
9528 }
9529
9530 void wxGrid::SetCellHighlightColour( const wxColour& colour )
9531 {
9532     if ( m_cellHighlightColour != colour )
9533     {
9534         m_cellHighlightColour = colour;
9535
9536         wxClientDC dc( m_gridWin );
9537         PrepareDC( dc );
9538         wxGridCellAttr* attr = GetCellAttr(m_currentCellCoords);
9539         DrawCellHighlight(dc, attr);
9540         attr->DecRef();
9541     }
9542 }
9543
9544 void wxGrid::SetCellHighlightPenWidth(int width)
9545 {
9546     if (m_cellHighlightPenWidth != width)
9547     {
9548         m_cellHighlightPenWidth = width;
9549
9550         // Just redrawing the cell highlight is not enough since that won't
9551         // make any visible change if the the thickness is getting smaller.
9552         int row = m_currentCellCoords.GetRow();
9553         int col = m_currentCellCoords.GetCol();
9554         if ( GetColWidth(col) <= 0 || GetRowHeight(row) <= 0 )
9555             return;
9556
9557         wxRect rect = CellToRect(row, col);
9558         m_gridWin->Refresh(true, &rect);
9559     }
9560 }
9561
9562 void wxGrid::SetCellHighlightROPenWidth(int width)
9563 {
9564     if (m_cellHighlightROPenWidth != width)
9565     {
9566         m_cellHighlightROPenWidth = width;
9567
9568         // Just redrawing the cell highlight is not enough since that won't
9569         // make any visible change if the the thickness is getting smaller.
9570         int row = m_currentCellCoords.GetRow();
9571         int col = m_currentCellCoords.GetCol();
9572         if ( GetColWidth(col) <= 0 || GetRowHeight(row) <= 0 )
9573             return;
9574
9575         wxRect rect = CellToRect(row, col);
9576         m_gridWin->Refresh(true, &rect);
9577     }
9578 }
9579
9580 void wxGrid::EnableGridLines( bool enable )
9581 {
9582     if ( enable != m_gridLinesEnabled )
9583     {
9584         m_gridLinesEnabled = enable;
9585
9586         if ( !GetBatchCount() )
9587         {
9588             if ( enable )
9589             {
9590                 wxClientDC dc( m_gridWin );
9591                 PrepareDC( dc );
9592                 DrawAllGridLines( dc, wxRegion() );
9593             }
9594             else
9595             {
9596                 m_gridWin->Refresh();
9597             }
9598         }
9599     }
9600 }
9601
9602 int wxGrid::GetDefaultRowSize()
9603 {
9604     return m_defaultRowHeight;
9605 }
9606
9607 int wxGrid::GetRowSize( int row )
9608 {
9609     wxCHECK_MSG( row >= 0 && row < m_numRows, 0, _T("invalid row index") );
9610
9611     return GetRowHeight(row);
9612 }
9613
9614 int wxGrid::GetDefaultColSize()
9615 {
9616     return m_defaultColWidth;
9617 }
9618
9619 int wxGrid::GetColSize( int col )
9620 {
9621     wxCHECK_MSG( col >= 0 && col < m_numCols, 0, _T("invalid column index") );
9622
9623     return GetColWidth(col);
9624 }
9625
9626 // ============================================================================
9627 // access to the grid attributes: each of them has a default value in the grid
9628 // itself and may be overidden on a per-cell basis
9629 // ============================================================================
9630
9631 // ----------------------------------------------------------------------------
9632 // setting default attributes
9633 // ----------------------------------------------------------------------------
9634
9635 void wxGrid::SetDefaultCellBackgroundColour( const wxColour& col )
9636 {
9637     m_defaultCellAttr->SetBackgroundColour(col);
9638 #ifdef __WXGTK__
9639     m_gridWin->SetBackgroundColour(col);
9640 #endif
9641 }
9642
9643 void wxGrid::SetDefaultCellTextColour( const wxColour& col )
9644 {
9645     m_defaultCellAttr->SetTextColour(col);
9646 }
9647
9648 void wxGrid::SetDefaultCellAlignment( int horiz, int vert )
9649 {
9650     m_defaultCellAttr->SetAlignment(horiz, vert);
9651 }
9652
9653 void wxGrid::SetDefaultCellOverflow( bool allow )
9654 {
9655     m_defaultCellAttr->SetOverflow(allow);
9656 }
9657
9658 void wxGrid::SetDefaultCellFont( const wxFont& font )
9659 {
9660     m_defaultCellAttr->SetFont(font);
9661 }
9662
9663 // For editors and renderers the type registry takes precedence over the
9664 // default attr, so we need to register the new editor/renderer for the string
9665 // data type in order to make setting a default editor/renderer appear to
9666 // work correctly.
9667
9668 void wxGrid::SetDefaultRenderer(wxGridCellRenderer *renderer)
9669 {
9670     RegisterDataType(wxGRID_VALUE_STRING,
9671                      renderer,
9672                      GetDefaultEditorForType(wxGRID_VALUE_STRING));
9673 }
9674
9675 void wxGrid::SetDefaultEditor(wxGridCellEditor *editor)
9676 {
9677     RegisterDataType(wxGRID_VALUE_STRING,
9678                      GetDefaultRendererForType(wxGRID_VALUE_STRING),
9679                      editor);
9680 }
9681
9682 // ----------------------------------------------------------------------------
9683 // access to the default attrbiutes
9684 // ----------------------------------------------------------------------------
9685
9686 wxColour wxGrid::GetDefaultCellBackgroundColour()
9687 {
9688     return m_defaultCellAttr->GetBackgroundColour();
9689 }
9690
9691 wxColour wxGrid::GetDefaultCellTextColour()
9692 {
9693     return m_defaultCellAttr->GetTextColour();
9694 }
9695
9696 wxFont wxGrid::GetDefaultCellFont()
9697 {
9698     return m_defaultCellAttr->GetFont();
9699 }
9700
9701 void wxGrid::GetDefaultCellAlignment( int *horiz, int *vert )
9702 {
9703     m_defaultCellAttr->GetAlignment(horiz, vert);
9704 }
9705
9706 bool wxGrid::GetDefaultCellOverflow()
9707 {
9708     return m_defaultCellAttr->GetOverflow();
9709 }
9710
9711 wxGridCellRenderer *wxGrid::GetDefaultRenderer() const
9712 {
9713     return m_defaultCellAttr->GetRenderer(NULL, 0, 0);
9714 }
9715
9716 wxGridCellEditor *wxGrid::GetDefaultEditor() const
9717 {
9718     return m_defaultCellAttr->GetEditor(NULL, 0, 0);
9719 }
9720
9721 // ----------------------------------------------------------------------------
9722 // access to cell attributes
9723 // ----------------------------------------------------------------------------
9724
9725 wxColour wxGrid::GetCellBackgroundColour(int row, int col)
9726 {
9727     wxGridCellAttr *attr = GetCellAttr(row, col);
9728     wxColour colour = attr->GetBackgroundColour();
9729     attr->DecRef();
9730
9731     return colour;
9732 }
9733
9734 wxColour wxGrid::GetCellTextColour( int row, int col )
9735 {
9736     wxGridCellAttr *attr = GetCellAttr(row, col);
9737     wxColour colour = attr->GetTextColour();
9738     attr->DecRef();
9739
9740     return colour;
9741 }
9742
9743 wxFont wxGrid::GetCellFont( int row, int col )
9744 {
9745     wxGridCellAttr *attr = GetCellAttr(row, col);
9746     wxFont font = attr->GetFont();
9747     attr->DecRef();
9748
9749     return font;
9750 }
9751
9752 void wxGrid::GetCellAlignment( int row, int col, int *horiz, int *vert )
9753 {
9754     wxGridCellAttr *attr = GetCellAttr(row, col);
9755     attr->GetAlignment(horiz, vert);
9756     attr->DecRef();
9757 }
9758
9759 bool wxGrid::GetCellOverflow( int row, int col )
9760 {
9761     wxGridCellAttr *attr = GetCellAttr(row, col);
9762     bool allow = attr->GetOverflow();
9763     attr->DecRef();
9764
9765     return allow;
9766 }
9767
9768 void wxGrid::GetCellSize( int row, int col, int *num_rows, int *num_cols )
9769 {
9770     wxGridCellAttr *attr = GetCellAttr(row, col);
9771     attr->GetSize( num_rows, num_cols );
9772     attr->DecRef();
9773 }
9774
9775 wxGridCellRenderer* wxGrid::GetCellRenderer(int row, int col)
9776 {
9777     wxGridCellAttr* attr = GetCellAttr(row, col);
9778     wxGridCellRenderer* renderer = attr->GetRenderer(this, row, col);
9779     attr->DecRef();
9780
9781     return renderer;
9782 }
9783
9784 wxGridCellEditor* wxGrid::GetCellEditor(int row, int col)
9785 {
9786     wxGridCellAttr* attr = GetCellAttr(row, col);
9787     wxGridCellEditor* editor = attr->GetEditor(this, row, col);
9788     attr->DecRef();
9789
9790     return editor;
9791 }
9792
9793 bool wxGrid::IsReadOnly(int row, int col) const
9794 {
9795     wxGridCellAttr* attr = GetCellAttr(row, col);
9796     bool isReadOnly = attr->IsReadOnly();
9797     attr->DecRef();
9798
9799     return isReadOnly;
9800 }
9801
9802 // ----------------------------------------------------------------------------
9803 // attribute support: cache, automatic provider creation, ...
9804 // ----------------------------------------------------------------------------
9805
9806 bool wxGrid::CanHaveAttributes()
9807 {
9808     if ( !m_table )
9809     {
9810         return false;
9811     }
9812
9813     return m_table->CanHaveAttributes();
9814 }
9815
9816 void wxGrid::ClearAttrCache()
9817 {
9818     if ( m_attrCache.row != -1 )
9819     {
9820         wxSafeDecRef(m_attrCache.attr);
9821         m_attrCache.attr = NULL;
9822         m_attrCache.row = -1;
9823     }
9824 }
9825
9826 void wxGrid::CacheAttr(int row, int col, wxGridCellAttr *attr) const
9827 {
9828     if ( attr != NULL )
9829     {
9830         wxGrid *self = (wxGrid *)this;  // const_cast
9831
9832         self->ClearAttrCache();
9833         self->m_attrCache.row = row;
9834         self->m_attrCache.col = col;
9835         self->m_attrCache.attr = attr;
9836         wxSafeIncRef(attr);
9837     }
9838 }
9839
9840 bool wxGrid::LookupAttr(int row, int col, wxGridCellAttr **attr) const
9841 {
9842     if ( row == m_attrCache.row && col == m_attrCache.col )
9843     {
9844         *attr = m_attrCache.attr;
9845         wxSafeIncRef(m_attrCache.attr);
9846
9847 #ifdef DEBUG_ATTR_CACHE
9848         gs_nAttrCacheHits++;
9849 #endif
9850
9851         return true;
9852     }
9853     else
9854     {
9855 #ifdef DEBUG_ATTR_CACHE
9856         gs_nAttrCacheMisses++;
9857 #endif
9858
9859         return false;
9860     }
9861 }
9862
9863 wxGridCellAttr *wxGrid::GetCellAttr(int row, int col) const
9864 {
9865     wxGridCellAttr *attr = NULL;
9866     // Additional test to avoid looking at the cache e.g. for
9867     // wxNoCellCoords, as this will confuse memory management.
9868     if ( row >= 0 )
9869     {
9870         if ( !LookupAttr(row, col, &attr) )
9871         {
9872             attr = m_table ? m_table->GetAttr(row, col, wxGridCellAttr::Any)
9873                            : (wxGridCellAttr *)NULL;
9874             CacheAttr(row, col, attr);
9875         }
9876     }
9877
9878     if (attr)
9879     {
9880         attr->SetDefAttr(m_defaultCellAttr);
9881     }
9882     else
9883     {
9884         attr = m_defaultCellAttr;
9885         attr->IncRef();
9886     }
9887
9888     return attr;
9889 }
9890
9891 wxGridCellAttr *wxGrid::GetOrCreateCellAttr(int row, int col) const
9892 {
9893     wxGridCellAttr *attr = (wxGridCellAttr *)NULL;
9894     bool canHave = ((wxGrid*)this)->CanHaveAttributes();
9895
9896     wxCHECK_MSG( canHave, attr, _T("Cell attributes not allowed"));
9897     wxCHECK_MSG( m_table, attr, _T("must have a table") );
9898
9899     attr = m_table->GetAttr(row, col, wxGridCellAttr::Cell);
9900     if ( !attr )
9901     {
9902         attr = new wxGridCellAttr(m_defaultCellAttr);
9903
9904         // artificially inc the ref count to match DecRef() in caller
9905         attr->IncRef();
9906         m_table->SetAttr(attr, row, col);
9907     }
9908
9909     return attr;
9910 }
9911
9912 // ----------------------------------------------------------------------------
9913 // setting column attributes (wrappers around SetColAttr)
9914 // ----------------------------------------------------------------------------
9915
9916 void wxGrid::SetColFormatBool(int col)
9917 {
9918     SetColFormatCustom(col, wxGRID_VALUE_BOOL);
9919 }
9920
9921 void wxGrid::SetColFormatNumber(int col)
9922 {
9923     SetColFormatCustom(col, wxGRID_VALUE_NUMBER);
9924 }
9925
9926 void wxGrid::SetColFormatFloat(int col, int width, int precision)
9927 {
9928     wxString typeName = wxGRID_VALUE_FLOAT;
9929     if ( (width != -1) || (precision != -1) )
9930     {
9931         typeName << _T(':') << width << _T(',') << precision;
9932     }
9933
9934     SetColFormatCustom(col, typeName);
9935 }
9936
9937 void wxGrid::SetColFormatCustom(int col, const wxString& typeName)
9938 {
9939     wxGridCellAttr *attr = m_table->GetAttr(-1, col, wxGridCellAttr::Col );
9940     if (!attr)
9941         attr = new wxGridCellAttr;
9942     wxGridCellRenderer *renderer = GetDefaultRendererForType(typeName);
9943     attr->SetRenderer(renderer);
9944
9945     SetColAttr(col, attr);
9946
9947 }
9948
9949 // ----------------------------------------------------------------------------
9950 // setting cell attributes: this is forwarded to the table
9951 // ----------------------------------------------------------------------------
9952
9953 void wxGrid::SetAttr(int row, int col, wxGridCellAttr *attr)
9954 {
9955     if ( CanHaveAttributes() )
9956     {
9957         m_table->SetAttr(attr, row, col);
9958         ClearAttrCache();
9959     }
9960     else
9961     {
9962         wxSafeDecRef(attr);
9963     }
9964 }
9965
9966 void wxGrid::SetRowAttr(int row, wxGridCellAttr *attr)
9967 {
9968     if ( CanHaveAttributes() )
9969     {
9970         m_table->SetRowAttr(attr, row);
9971         ClearAttrCache();
9972     }
9973     else
9974     {
9975         wxSafeDecRef(attr);
9976     }
9977 }
9978
9979 void wxGrid::SetColAttr(int col, wxGridCellAttr *attr)
9980 {
9981     if ( CanHaveAttributes() )
9982     {
9983         m_table->SetColAttr(attr, col);
9984         ClearAttrCache();
9985     }
9986     else
9987     {
9988         wxSafeDecRef(attr);
9989     }
9990 }
9991
9992 void wxGrid::SetCellBackgroundColour( int row, int col, const wxColour& colour )
9993 {
9994     if ( CanHaveAttributes() )
9995     {
9996         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
9997         attr->SetBackgroundColour(colour);
9998         attr->DecRef();
9999     }
10000 }
10001
10002 void wxGrid::SetCellTextColour( int row, int col, const wxColour& colour )
10003 {
10004     if ( CanHaveAttributes() )
10005     {
10006         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
10007         attr->SetTextColour(colour);
10008         attr->DecRef();
10009     }
10010 }
10011
10012 void wxGrid::SetCellFont( int row, int col, const wxFont& font )
10013 {
10014     if ( CanHaveAttributes() )
10015     {
10016         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
10017         attr->SetFont(font);
10018         attr->DecRef();
10019     }
10020 }
10021
10022 void wxGrid::SetCellAlignment( int row, int col, int horiz, int vert )
10023 {
10024     if ( CanHaveAttributes() )
10025     {
10026         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
10027         attr->SetAlignment(horiz, vert);
10028         attr->DecRef();
10029     }
10030 }
10031
10032 void wxGrid::SetCellOverflow( int row, int col, bool allow )
10033 {
10034     if ( CanHaveAttributes() )
10035     {
10036         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
10037         attr->SetOverflow(allow);
10038         attr->DecRef();
10039     }
10040 }
10041
10042 void wxGrid::SetCellSize( int row, int col, int num_rows, int num_cols )
10043 {
10044     if ( CanHaveAttributes() )
10045     {
10046         int cell_rows, cell_cols;
10047
10048         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
10049         attr->GetSize(&cell_rows, &cell_cols);
10050         attr->SetSize(num_rows, num_cols);
10051         attr->DecRef();
10052
10053         // Cannot set the size of a cell to 0 or negative values
10054         // While it is perfectly legal to do that, this function cannot
10055         // handle all the possibilies, do it by hand by getting the CellAttr.
10056         // You can only set the size of a cell to 1,1 or greater with this fn
10057         wxASSERT_MSG( !((cell_rows < 1) || (cell_cols < 1)),
10058                       wxT("wxGrid::SetCellSize setting cell size that is already part of another cell"));
10059         wxASSERT_MSG( !((num_rows < 1) || (num_cols < 1)),
10060                       wxT("wxGrid::SetCellSize setting cell size to < 1"));
10061
10062         // if this was already a multicell then "turn off" the other cells first
10063         if ((cell_rows > 1) || (cell_rows > 1))
10064         {
10065             int i, j;
10066             for (j=row; j < row + cell_rows; j++)
10067             {
10068                 for (i=col; i < col + cell_cols; i++)
10069                 {
10070                     if ((i != col) || (j != row))
10071                     {
10072                         wxGridCellAttr *attr_stub = GetOrCreateCellAttr(j, i);
10073                         attr_stub->SetSize( 1, 1 );
10074                         attr_stub->DecRef();
10075                     }
10076                 }
10077             }
10078         }
10079
10080         // mark the cells that will be covered by this cell to
10081         // negative or zero values to point back at this cell
10082         if (((num_rows > 1) || (num_cols > 1)) && (num_rows >= 1) && (num_cols >= 1))
10083         {
10084             int i, j;
10085             for (j=row; j < row + num_rows; j++)
10086             {
10087                 for (i=col; i < col + num_cols; i++)
10088                 {
10089                     if ((i != col) || (j != row))
10090                     {
10091                         wxGridCellAttr *attr_stub = GetOrCreateCellAttr(j, i);
10092                         attr_stub->SetSize( row - j, col - i );
10093                         attr_stub->DecRef();
10094                     }
10095                 }
10096             }
10097         }
10098     }
10099 }
10100
10101 void wxGrid::SetCellRenderer(int row, int col, wxGridCellRenderer *renderer)
10102 {
10103     if ( CanHaveAttributes() )
10104     {
10105         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
10106         attr->SetRenderer(renderer);
10107         attr->DecRef();
10108     }
10109 }
10110
10111 void wxGrid::SetCellEditor(int row, int col, wxGridCellEditor* editor)
10112 {
10113     if ( CanHaveAttributes() )
10114     {
10115         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
10116         attr->SetEditor(editor);
10117         attr->DecRef();
10118     }
10119 }
10120
10121 void wxGrid::SetReadOnly(int row, int col, bool isReadOnly)
10122 {
10123     if ( CanHaveAttributes() )
10124     {
10125         wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
10126         attr->SetReadOnly(isReadOnly);
10127         attr->DecRef();
10128     }
10129 }
10130
10131 // ----------------------------------------------------------------------------
10132 // Data type registration
10133 // ----------------------------------------------------------------------------
10134
10135 void wxGrid::RegisterDataType(const wxString& typeName,
10136                               wxGridCellRenderer* renderer,
10137                               wxGridCellEditor* editor)
10138 {
10139     m_typeRegistry->RegisterDataType(typeName, renderer, editor);
10140 }
10141
10142
10143 wxGridCellEditor * wxGrid::GetDefaultEditorForCell(int row, int col) const
10144 {
10145     wxString typeName = m_table->GetTypeName(row, col);
10146     return GetDefaultEditorForType(typeName);
10147 }
10148
10149 wxGridCellRenderer * wxGrid::GetDefaultRendererForCell(int row, int col) const
10150 {
10151     wxString typeName = m_table->GetTypeName(row, col);
10152     return GetDefaultRendererForType(typeName);
10153 }
10154
10155 wxGridCellEditor * wxGrid::GetDefaultEditorForType(const wxString& typeName) const
10156 {
10157     int index = m_typeRegistry->FindOrCloneDataType(typeName);
10158     if ( index == wxNOT_FOUND )
10159     {
10160         wxString errStr;
10161
10162         errStr.Printf(wxT("Unknown data type name [%s]"), typeName.c_str());
10163         wxFAIL_MSG(errStr.c_str());
10164
10165         return NULL;
10166     }
10167
10168     return m_typeRegistry->GetEditor(index);
10169 }
10170
10171 wxGridCellRenderer * wxGrid::GetDefaultRendererForType(const wxString& typeName) const
10172 {
10173     int index = m_typeRegistry->FindOrCloneDataType(typeName);
10174     if ( index == wxNOT_FOUND )
10175     {
10176         wxString errStr;
10177
10178         errStr.Printf(wxT("Unknown data type name [%s]"), typeName.c_str());
10179         wxFAIL_MSG(errStr.c_str());
10180
10181         return NULL;
10182     }
10183
10184     return m_typeRegistry->GetRenderer(index);
10185 }
10186
10187 // ----------------------------------------------------------------------------
10188 // row/col size
10189 // ----------------------------------------------------------------------------
10190
10191 void wxGrid::EnableDragRowSize( bool enable )
10192 {
10193     m_canDragRowSize = enable;
10194 }
10195
10196 void wxGrid::EnableDragColSize( bool enable )
10197 {
10198     m_canDragColSize = enable;
10199 }
10200
10201 void wxGrid::EnableDragGridSize( bool enable )
10202 {
10203     m_canDragGridSize = enable;
10204 }
10205
10206 void wxGrid::EnableDragCell( bool enable )
10207 {
10208     m_canDragCell = enable;
10209 }
10210
10211 void wxGrid::SetDefaultRowSize( int height, bool resizeExistingRows )
10212 {
10213     m_defaultRowHeight = wxMax( height, m_minAcceptableRowHeight );
10214
10215     if ( resizeExistingRows )
10216     {
10217         // since we are resizing all rows to the default row size,
10218         // we can simply clear the row heights and row bottoms
10219         // arrays (which also allows us to take advantage of
10220         // some speed optimisations)
10221         m_rowHeights.Empty();
10222         m_rowBottoms.Empty();
10223         if ( !GetBatchCount() )
10224             CalcDimensions();
10225     }
10226 }
10227
10228 void wxGrid::SetRowSize( int row, int height )
10229 {
10230     wxCHECK_RET( row >= 0 && row < m_numRows, _T("invalid row index") );
10231
10232     // See comment in SetColSize
10233     if ( height < GetRowMinimalAcceptableHeight())
10234         return;
10235
10236     if ( m_rowHeights.IsEmpty() )
10237     {
10238         // need to really create the array
10239         InitRowHeights();
10240     }
10241
10242     int h = wxMax( 0, height );
10243     int diff = h - m_rowHeights[row];
10244
10245     m_rowHeights[row] = h;
10246     int i;
10247     for ( i = row; i < m_numRows; i++ )
10248     {
10249         m_rowBottoms[i] += diff;
10250     }
10251
10252     if ( !GetBatchCount() )
10253         CalcDimensions();
10254 }
10255
10256 void wxGrid::SetDefaultColSize( int width, bool resizeExistingCols )
10257 {
10258     m_defaultColWidth = wxMax( width, m_minAcceptableColWidth );
10259
10260     if ( resizeExistingCols )
10261     {
10262         // since we are resizing all columns to the default column size,
10263         // we can simply clear the col widths and col rights
10264         // arrays (which also allows us to take advantage of
10265         // some speed optimisations)
10266         m_colWidths.Empty();
10267         m_colRights.Empty();
10268         if ( !GetBatchCount() )
10269             CalcDimensions();
10270     }
10271 }
10272
10273 void wxGrid::SetColSize( int col, int width )
10274 {
10275     wxCHECK_RET( col >= 0 && col < m_numCols, _T("invalid column index") );
10276
10277     // should we check that it's bigger than GetColMinimalWidth(col) here?
10278     //                                                                 (VZ)
10279     // No, because it is reasonable to assume the library user know's
10280     // what he is doing. However we should test against the weaker
10281     // constraint of minimalAcceptableWidth, as this breaks rendering
10282     //
10283     // This test then fixes sf.net bug #645734
10284
10285     if ( width < GetColMinimalAcceptableWidth() )
10286         return;
10287
10288     if ( m_colWidths.IsEmpty() )
10289     {
10290         // need to really create the array
10291         InitColWidths();
10292     }
10293
10294     // if < 0 then calculate new width from label
10295     if ( width < 0 )
10296     {
10297         long w, h;
10298         wxArrayString lines;
10299         wxClientDC dc(m_colLabelWin);
10300         dc.SetFont(GetLabelFont());
10301         StringToLines(GetColLabelValue(col), lines);
10302         GetTextBoxSize(dc, lines, &w, &h);
10303         width = w + 6;
10304     }
10305
10306     int w = wxMax( 0, width );
10307     int diff = w - m_colWidths[col];
10308     m_colWidths[col] = w;
10309
10310     int i;
10311     int colPos;
10312     for ( colPos = GetColPos( col ); colPos < m_numCols; colPos++ )
10313     {
10314         i = GetColAt( colPos );
10315         m_colRights[i] += diff;
10316     }
10317
10318     if ( !GetBatchCount() )
10319         CalcDimensions();
10320 }
10321
10322 void wxGrid::SetColMinimalWidth( int col, int width )
10323 {
10324     if (width > GetColMinimalAcceptableWidth())
10325     {
10326         wxLongToLongHashMap::key_type key = (wxLongToLongHashMap::key_type)col;
10327         m_colMinWidths[key] = width;
10328     }
10329 }
10330
10331 void wxGrid::SetRowMinimalHeight( int row, int width )
10332 {
10333     if (width > GetRowMinimalAcceptableHeight())
10334     {
10335         wxLongToLongHashMap::key_type key = (wxLongToLongHashMap::key_type)row;
10336         m_rowMinHeights[key] = width;
10337     }
10338 }
10339
10340 int wxGrid::GetColMinimalWidth(int col) const
10341 {
10342     wxLongToLongHashMap::key_type key = (wxLongToLongHashMap::key_type)col;
10343     wxLongToLongHashMap::const_iterator it = m_colMinWidths.find(key);
10344
10345     return it != m_colMinWidths.end() ? (int)it->second : m_minAcceptableColWidth;
10346 }
10347
10348 int wxGrid::GetRowMinimalHeight(int row) const
10349 {
10350     wxLongToLongHashMap::key_type key = (wxLongToLongHashMap::key_type)row;
10351     wxLongToLongHashMap::const_iterator it = m_rowMinHeights.find(key);
10352
10353     return it != m_rowMinHeights.end() ? (int)it->second : m_minAcceptableRowHeight;
10354 }
10355
10356 void wxGrid::SetColMinimalAcceptableWidth( int width )
10357 {
10358     // We do allow a width of 0 since this gives us
10359     // an easy way to temporarily hiding columns.
10360     if ( width >= 0 )
10361         m_minAcceptableColWidth = width;
10362 }
10363
10364 void wxGrid::SetRowMinimalAcceptableHeight( int height )
10365 {
10366     // We do allow a height of 0 since this gives us
10367     // an easy way to temporarily hiding rows.
10368     if ( height >= 0 )
10369         m_minAcceptableRowHeight = height;
10370 }
10371
10372 int  wxGrid::GetColMinimalAcceptableWidth() const
10373 {
10374     return m_minAcceptableColWidth;
10375 }
10376
10377 int  wxGrid::GetRowMinimalAcceptableHeight() const
10378 {
10379     return m_minAcceptableRowHeight;
10380 }
10381
10382 // ----------------------------------------------------------------------------
10383 // auto sizing
10384 // ----------------------------------------------------------------------------
10385
10386 void wxGrid::AutoSizeColOrRow( int colOrRow, bool setAsMin, bool column )
10387 {
10388     wxClientDC dc(m_gridWin);
10389
10390     // cancel editing of cell
10391     HideCellEditControl();
10392     SaveEditControlValue();
10393
10394     // init both of them to avoid compiler warnings, even if we only need one
10395     int row = -1,
10396         col = -1;
10397     if ( column )
10398         col = colOrRow;
10399     else
10400         row = colOrRow;
10401
10402     wxCoord extent, extentMax = 0;
10403     int max = column ? m_numRows : m_numCols;
10404     for ( int rowOrCol = 0; rowOrCol < max; rowOrCol++ )
10405     {
10406         if ( column )
10407             row = rowOrCol;
10408         else
10409             col = rowOrCol;
10410
10411         wxGridCellAttr *attr = GetCellAttr(row, col);
10412         wxGridCellRenderer *renderer = attr->GetRenderer(this, row, col);
10413         if ( renderer )
10414         {
10415             wxSize size = renderer->GetBestSize(*this, *attr, dc, row, col);
10416             extent = column ? size.x : size.y;
10417             if ( extent > extentMax )
10418                 extentMax = extent;
10419
10420             renderer->DecRef();
10421         }
10422
10423         attr->DecRef();
10424     }
10425
10426     // now also compare with the column label extent
10427     wxCoord w, h;
10428     dc.SetFont( GetLabelFont() );
10429
10430     if ( column )
10431     {
10432         dc.GetMultiLineTextExtent( GetColLabelValue(col), &w, &h );
10433         if ( GetColLabelTextOrientation() == wxVERTICAL )
10434             w = h;
10435     }
10436     else
10437         dc.GetMultiLineTextExtent( GetRowLabelValue(row), &w, &h );
10438
10439     extent = column ? w : h;
10440     if ( extent > extentMax )
10441         extentMax = extent;
10442
10443     if ( !extentMax )
10444     {
10445         // empty column - give default extent (notice that if extentMax is less
10446         // than default extent but != 0, it's OK)
10447         extentMax = column ? m_defaultColWidth : m_defaultRowHeight;
10448     }
10449     else
10450     {
10451         if ( column )
10452             // leave some space around text
10453             extentMax += 10;
10454         else
10455             extentMax += 6;
10456     }
10457
10458     if ( column )
10459     {
10460         SetColSize( col, extentMax );
10461         if ( !GetBatchCount() )
10462         {
10463             int cw, ch, dummy;
10464             m_gridWin->GetClientSize( &cw, &ch );
10465             wxRect rect ( CellToRect( 0, col ) );
10466             rect.y = 0;
10467             CalcScrolledPosition(rect.x, 0, &rect.x, &dummy);
10468             rect.width = cw - rect.x;
10469             rect.height = m_colLabelHeight;
10470             m_colLabelWin->Refresh( true, &rect );
10471         }
10472     }
10473     else
10474     {
10475         SetRowSize(row, extentMax);
10476         if ( !GetBatchCount() )
10477         {
10478             int cw, ch, dummy;
10479             m_gridWin->GetClientSize( &cw, &ch );
10480             wxRect rect( CellToRect( row, 0 ) );
10481             rect.x = 0;
10482             CalcScrolledPosition(0, rect.y, &dummy, &rect.y);
10483             rect.width = m_rowLabelWidth;
10484             rect.height = ch - rect.y;
10485             m_rowLabelWin->Refresh( true, &rect );
10486         }
10487     }
10488
10489     if ( setAsMin )
10490     {
10491         if ( column )
10492             SetColMinimalWidth(col, extentMax);
10493         else
10494             SetRowMinimalHeight(row, extentMax);
10495     }
10496 }
10497
10498 int wxGrid::SetOrCalcColumnSizes(bool calcOnly, bool setAsMin)
10499 {
10500     int width = m_rowLabelWidth;
10501
10502     if ( !calcOnly )
10503         BeginBatch();
10504
10505     for ( int col = 0; col < m_numCols; col++ )
10506     {
10507         if ( !calcOnly )
10508             AutoSizeColumn(col, setAsMin);
10509
10510         width += GetColWidth(col);
10511     }
10512
10513     if ( !calcOnly )
10514         EndBatch();
10515
10516     return width;
10517 }
10518
10519 int wxGrid::SetOrCalcRowSizes(bool calcOnly, bool setAsMin)
10520 {
10521     int height = m_colLabelHeight;
10522
10523     if ( !calcOnly )
10524         BeginBatch();
10525
10526     for ( int row = 0; row < m_numRows; row++ )
10527     {
10528         if ( !calcOnly )
10529             AutoSizeRow(row, setAsMin);
10530
10531         height += GetRowHeight(row);
10532     }
10533
10534     if ( !calcOnly )
10535         EndBatch();
10536
10537     return height;
10538 }
10539
10540 void wxGrid::AutoSize()
10541 {
10542     BeginBatch();
10543
10544     wxSize size(SetOrCalcColumnSizes(false), SetOrCalcRowSizes(false));
10545
10546     // round up the size to a multiple of scroll step - this ensures that we
10547     // won't get the scrollbars if we're sized exactly to this width
10548     // CalcDimension adds m_extraWidth + 1 etc. to calculate the necessary
10549     // scrollbar steps
10550     wxSize sizeFit(
10551         GetScrollX(size.x + m_extraWidth + 1) * m_scrollLineX,
10552         GetScrollY(size.y + m_extraHeight + 1) * m_scrollLineY );
10553
10554     // distribute the extra space between the columns/rows to avoid having
10555     // extra white space
10556
10557     // Remove the extra m_extraWidth + 1 added above
10558     wxCoord diff = sizeFit.x - size.x + (m_extraWidth + 1);
10559     if ( diff && m_numCols )
10560     {
10561         // try to resize the columns uniformly
10562         wxCoord diffPerCol = diff / m_numCols;
10563         if ( diffPerCol )
10564         {
10565             for ( int col = 0; col < m_numCols; col++ )
10566             {
10567                 SetColSize(col, GetColWidth(col) + diffPerCol);
10568             }
10569         }
10570
10571         // add remaining amount to the last columns
10572         diff -= diffPerCol * m_numCols;
10573         if ( diff )
10574         {
10575             for ( int col = m_numCols - 1; col >= m_numCols - diff; col-- )
10576             {
10577                 SetColSize(col, GetColWidth(col) + 1);
10578             }
10579         }
10580     }
10581
10582     // same for rows
10583     diff = sizeFit.y - size.y - (m_extraHeight + 1);
10584     if ( diff && m_numRows )
10585     {
10586         // try to resize the columns uniformly
10587         wxCoord diffPerRow = diff / m_numRows;
10588         if ( diffPerRow )
10589         {
10590             for ( int row = 0; row < m_numRows; row++ )
10591             {
10592                 SetRowSize(row, GetRowHeight(row) + diffPerRow);
10593             }
10594         }
10595
10596         // add remaining amount to the last rows
10597         diff -= diffPerRow * m_numRows;
10598         if ( diff )
10599         {
10600             for ( int row = m_numRows - 1; row >= m_numRows - diff; row-- )
10601             {
10602                 SetRowSize(row, GetRowHeight(row) + 1);
10603             }
10604         }
10605     }
10606
10607     EndBatch();
10608
10609     SetClientSize(sizeFit);
10610 }
10611
10612 void wxGrid::AutoSizeRowLabelSize( int row )
10613 {
10614     wxArrayString lines;
10615     long w, h;
10616
10617     // Hide the edit control, so it
10618     // won't interfere with drag-shrinking.
10619     if ( IsCellEditControlShown() )
10620     {
10621         HideCellEditControl();
10622         SaveEditControlValue();
10623     }
10624
10625     // autosize row height depending on label text
10626     StringToLines( GetRowLabelValue( row ), lines );
10627     wxClientDC dc( m_rowLabelWin );
10628     GetTextBoxSize( dc, lines, &w, &h );
10629     if ( h < m_defaultRowHeight )
10630         h = m_defaultRowHeight;
10631     SetRowSize(row, h);
10632     ForceRefresh();
10633 }
10634
10635 void wxGrid::AutoSizeColLabelSize( int col )
10636 {
10637     wxArrayString lines;
10638     long w, h;
10639
10640     // Hide the edit control, so it
10641     // won't interfere with drag-shrinking.
10642     if ( IsCellEditControlShown() )
10643     {
10644         HideCellEditControl();
10645         SaveEditControlValue();
10646     }
10647
10648     // autosize column width depending on label text
10649     StringToLines( GetColLabelValue( col ), lines );
10650     wxClientDC dc( m_colLabelWin );
10651     if ( GetColLabelTextOrientation() == wxHORIZONTAL )
10652         GetTextBoxSize( dc, lines, &w, &h );
10653     else
10654         GetTextBoxSize( dc, lines, &h, &w );
10655     if ( w < m_defaultColWidth )
10656         w = m_defaultColWidth;
10657     SetColSize(col, w);
10658     ForceRefresh();
10659 }
10660
10661 wxSize wxGrid::DoGetBestSize() const
10662 {
10663     // don't set sizes, only calculate them
10664     wxGrid *self = (wxGrid *)this;  // const_cast
10665
10666     int width, height;
10667     width = self->SetOrCalcColumnSizes(true);
10668     height = self->SetOrCalcRowSizes(true);
10669
10670     if (!width)
10671         width = 100;
10672     if (!height)
10673         height = 80;
10674
10675     // Round up to a multiple the scroll rate
10676     // NOTE: this still doesn't get rid of the scrollbars;
10677     // is there any magic incantation for that?
10678     int xpu, ypu;
10679     GetScrollPixelsPerUnit(&xpu, &ypu);
10680     if (xpu)
10681         width  += 1 + xpu - (width  % xpu);
10682     if (ypu)
10683         height += 1 + ypu - (height % ypu);
10684
10685     // limit to 1/4 of the screen size
10686     int maxwidth, maxheight;
10687     wxDisplaySize( &maxwidth, &maxheight );
10688     maxwidth /= 2;
10689     maxheight /= 2;
10690     if ( width > maxwidth )
10691         width = maxwidth;
10692     if ( height > maxheight )
10693         height = maxheight;
10694
10695     wxSize best(width, height);
10696
10697     // NOTE: This size should be cached, but first we need to add calls to
10698     // InvalidateBestSize everywhere that could change the results of this
10699     // calculation.
10700     // CacheBestSize(size);
10701
10702     return best;
10703 }
10704
10705 void wxGrid::Fit()
10706 {
10707     AutoSize();
10708 }
10709
10710 wxPen& wxGrid::GetDividerPen() const
10711 {
10712     return wxNullPen;
10713 }
10714
10715 // ----------------------------------------------------------------------------
10716 // cell value accessor functions
10717 // ----------------------------------------------------------------------------
10718
10719 void wxGrid::SetCellValue( int row, int col, const wxString& s )
10720 {
10721     if ( m_table )
10722     {
10723         m_table->SetValue( row, col, s );
10724         if ( !GetBatchCount() )
10725         {
10726             int dummy;
10727             wxRect rect( CellToRect( row, col ) );
10728             rect.x = 0;
10729             rect.width = m_gridWin->GetClientSize().GetWidth();
10730             CalcScrolledPosition(0, rect.y, &dummy, &rect.y);
10731             m_gridWin->Refresh( false, &rect );
10732         }
10733
10734         if ( m_currentCellCoords.GetRow() == row &&
10735              m_currentCellCoords.GetCol() == col &&
10736              IsCellEditControlShown())
10737              // Note: If we are using IsCellEditControlEnabled,
10738              // this interacts badly with calling SetCellValue from
10739              // an EVT_GRID_CELL_CHANGE handler.
10740         {
10741             HideCellEditControl();
10742             ShowCellEditControl(); // will reread data from table
10743         }
10744     }
10745 }
10746
10747 // ----------------------------------------------------------------------------
10748 // block, row and column selection
10749 // ----------------------------------------------------------------------------
10750
10751 void wxGrid::SelectRow( int row, bool addToSelected )
10752 {
10753     if ( IsSelection() && !addToSelected )
10754         ClearSelection();
10755
10756     if ( m_selection )
10757         m_selection->SelectRow( row, false, addToSelected );
10758 }
10759
10760 void wxGrid::SelectCol( int col, bool addToSelected )
10761 {
10762     if ( IsSelection() && !addToSelected )
10763         ClearSelection();
10764
10765     if ( m_selection )
10766         m_selection->SelectCol( col, false, addToSelected );
10767 }
10768
10769 void wxGrid::SelectBlock( int topRow, int leftCol, int bottomRow, int rightCol,
10770                           bool addToSelected )
10771 {
10772     if ( IsSelection() && !addToSelected )
10773         ClearSelection();
10774
10775     if ( m_selection )
10776         m_selection->SelectBlock( topRow, leftCol, bottomRow, rightCol,
10777                                   false, addToSelected );
10778 }
10779
10780 void wxGrid::SelectAll()
10781 {
10782     if ( m_numRows > 0 && m_numCols > 0 )
10783     {
10784         if ( m_selection )
10785             m_selection->SelectBlock( 0, 0, m_numRows - 1, m_numCols - 1 );
10786     }
10787 }
10788
10789 // ----------------------------------------------------------------------------
10790 // cell, row and col deselection
10791 // ----------------------------------------------------------------------------
10792
10793 void wxGrid::DeselectRow( int row )
10794 {
10795     if ( !m_selection )
10796         return;
10797
10798     if ( m_selection->GetSelectionMode() == wxGrid::wxGridSelectRows )
10799     {
10800         if ( m_selection->IsInSelection(row, 0 ) )
10801             m_selection->ToggleCellSelection(row, 0);
10802     }
10803     else
10804     {
10805         int nCols = GetNumberCols();
10806         for ( int i = 0; i < nCols; i++ )
10807         {
10808             if ( m_selection->IsInSelection(row, i ) )
10809                 m_selection->ToggleCellSelection(row, i);
10810         }
10811     }
10812 }
10813
10814 void wxGrid::DeselectCol( int col )
10815 {
10816     if ( !m_selection )
10817         return;
10818
10819     if ( m_selection->GetSelectionMode() == wxGrid::wxGridSelectColumns )
10820     {
10821         if ( m_selection->IsInSelection(0, col ) )
10822             m_selection->ToggleCellSelection(0, col);
10823     }
10824     else
10825     {
10826         int nRows = GetNumberRows();
10827         for ( int i = 0; i < nRows; i++ )
10828         {
10829             if ( m_selection->IsInSelection(i, col ) )
10830                 m_selection->ToggleCellSelection(i, col);
10831         }
10832     }
10833 }
10834
10835 void wxGrid::DeselectCell( int row, int col )
10836 {
10837     if ( m_selection && m_selection->IsInSelection(row, col) )
10838         m_selection->ToggleCellSelection(row, col);
10839 }
10840
10841 bool wxGrid::IsSelection()
10842 {
10843     return ( m_selection && (m_selection->IsSelection() ||
10844              ( m_selectingTopLeft != wxGridNoCellCoords &&
10845                m_selectingBottomRight != wxGridNoCellCoords) ) );
10846 }
10847
10848 bool wxGrid::IsInSelection( int row, int col ) const
10849 {
10850     return ( m_selection && (m_selection->IsInSelection( row, col ) ||
10851              ( row >= m_selectingTopLeft.GetRow() &&
10852                col >= m_selectingTopLeft.GetCol() &&
10853                row <= m_selectingBottomRight.GetRow() &&
10854                col <= m_selectingBottomRight.GetCol() )) );
10855 }
10856
10857 wxGridCellCoordsArray wxGrid::GetSelectedCells() const
10858 {
10859     if (!m_selection)
10860     {
10861         wxGridCellCoordsArray a;
10862         return a;
10863     }
10864
10865     return m_selection->m_cellSelection;
10866 }
10867
10868 wxGridCellCoordsArray wxGrid::GetSelectionBlockTopLeft() const
10869 {
10870     if (!m_selection)
10871     {
10872         wxGridCellCoordsArray a;
10873         return a;
10874     }
10875
10876     return m_selection->m_blockSelectionTopLeft;
10877 }
10878
10879 wxGridCellCoordsArray wxGrid::GetSelectionBlockBottomRight() const
10880 {
10881     if (!m_selection)
10882     {
10883         wxGridCellCoordsArray a;
10884         return a;
10885     }
10886
10887     return m_selection->m_blockSelectionBottomRight;
10888 }
10889
10890 wxArrayInt wxGrid::GetSelectedRows() const
10891 {
10892     if (!m_selection)
10893     {
10894         wxArrayInt a;
10895         return a;
10896     }
10897
10898     return m_selection->m_rowSelection;
10899 }
10900
10901 wxArrayInt wxGrid::GetSelectedCols() const
10902 {
10903     if (!m_selection)
10904     {
10905         wxArrayInt a;
10906         return a;
10907     }
10908
10909     return m_selection->m_colSelection;
10910 }
10911
10912 void wxGrid::ClearSelection()
10913 {
10914     m_selectingTopLeft =
10915     m_selectingBottomRight =
10916     m_selectingKeyboard = wxGridNoCellCoords;
10917     if ( m_selection )
10918         m_selection->ClearSelection();
10919 }
10920
10921 // This function returns the rectangle that encloses the given block
10922 // in device coords clipped to the client size of the grid window.
10923 //
10924 wxRect wxGrid::BlockToDeviceRect( const wxGridCellCoords &topLeft,
10925                                   const wxGridCellCoords &bottomRight )
10926 {
10927     wxRect rect( wxGridNoCellRect );
10928     wxRect cellRect;
10929
10930     cellRect = CellToRect( topLeft );
10931     if ( cellRect != wxGridNoCellRect )
10932     {
10933         rect = cellRect;
10934     }
10935     else
10936     {
10937         rect = wxRect(0, 0, 0, 0);
10938     }
10939
10940     cellRect = CellToRect( bottomRight );
10941     if ( cellRect != wxGridNoCellRect )
10942     {
10943         rect += cellRect;
10944     }
10945     else
10946     {
10947         return wxGridNoCellRect;
10948     }
10949
10950     int i, j;
10951     int left = rect.GetLeft();
10952     int top = rect.GetTop();
10953     int right = rect.GetRight();
10954     int bottom = rect.GetBottom();
10955
10956     int leftCol = topLeft.GetCol();
10957     int topRow = topLeft.GetRow();
10958     int rightCol = bottomRight.GetCol();
10959     int bottomRow = bottomRight.GetRow();
10960
10961     if (left > right)
10962     {
10963         i = left;
10964         left = right;
10965         right = i;
10966         i = leftCol;
10967         leftCol = rightCol;
10968         rightCol = i;
10969     }
10970
10971     if (top > bottom)
10972     {
10973         i = top;
10974         top = bottom;
10975         bottom = i;
10976         i = topRow;
10977         topRow = bottomRow;
10978         bottomRow = i;
10979     }
10980
10981     for ( j = topRow; j <= bottomRow; j++ )
10982     {
10983         for ( i = leftCol; i <= rightCol; i++ )
10984         {
10985             if ((j == topRow) || (j == bottomRow) || (i == leftCol) || (i == rightCol))
10986             {
10987                 cellRect = CellToRect( j, i );
10988
10989                 if (cellRect.x < left)
10990                     left = cellRect.x;
10991                 if (cellRect.y < top)
10992                     top = cellRect.y;
10993                 if (cellRect.x + cellRect.width > right)
10994                     right = cellRect.x + cellRect.width;
10995                 if (cellRect.y + cellRect.height > bottom)
10996                     bottom = cellRect.y + cellRect.height;
10997             }
10998             else
10999             {
11000                 i = rightCol; // jump over inner cells.
11001             }
11002         }
11003     }
11004
11005     // convert to scrolled coords
11006     //
11007     CalcScrolledPosition( left, top, &left, &top );
11008     CalcScrolledPosition( right, bottom, &right, &bottom );
11009
11010     int cw, ch;
11011     m_gridWin->GetClientSize( &cw, &ch );
11012
11013     if (right < 0 || bottom < 0 || left > cw || top > ch)
11014         return wxRect(0,0,0,0);
11015
11016     rect.SetLeft( wxMax(0, left) );
11017     rect.SetTop( wxMax(0, top) );
11018     rect.SetRight( wxMin(cw, right) );
11019     rect.SetBottom( wxMin(ch, bottom) );
11020
11021     return rect;
11022 }
11023
11024 // ----------------------------------------------------------------------------
11025 // grid event classes
11026 // ----------------------------------------------------------------------------
11027
11028 IMPLEMENT_DYNAMIC_CLASS( wxGridEvent, wxNotifyEvent )
11029
11030 wxGridEvent::wxGridEvent( int id, wxEventType type, wxObject* obj,
11031                           int row, int col, int x, int y, bool sel,
11032                           bool control, bool shift, bool alt, bool meta )
11033         : wxNotifyEvent( type, id )
11034 {
11035     m_row = row;
11036     m_col = col;
11037     m_x = x;
11038     m_y = y;
11039     m_selecting = sel;
11040     m_control = control;
11041     m_shift = shift;
11042     m_alt = alt;
11043     m_meta = meta;
11044
11045     SetEventObject(obj);
11046 }
11047
11048
11049 IMPLEMENT_DYNAMIC_CLASS( wxGridSizeEvent, wxNotifyEvent )
11050
11051 wxGridSizeEvent::wxGridSizeEvent( int id, wxEventType type, wxObject* obj,
11052                                   int rowOrCol, int x, int y,
11053                                   bool control, bool shift, bool alt, bool meta )
11054         : wxNotifyEvent( type, id )
11055 {
11056     m_rowOrCol = rowOrCol;
11057     m_x = x;
11058     m_y = y;
11059     m_control = control;
11060     m_shift = shift;
11061     m_alt = alt;
11062     m_meta = meta;
11063
11064     SetEventObject(obj);
11065 }
11066
11067
11068 IMPLEMENT_DYNAMIC_CLASS( wxGridRangeSelectEvent, wxNotifyEvent )
11069
11070 wxGridRangeSelectEvent::wxGridRangeSelectEvent(int id, wxEventType type, wxObject* obj,
11071                                                const wxGridCellCoords& topLeft,
11072                                                const wxGridCellCoords& bottomRight,
11073                                                bool sel, bool control,
11074                                                bool shift, bool alt, bool meta )
11075         : wxNotifyEvent( type, id )
11076 {
11077     m_topLeft = topLeft;
11078     m_bottomRight = bottomRight;
11079     m_selecting = sel;
11080     m_control = control;
11081     m_shift = shift;
11082     m_alt = alt;
11083     m_meta = meta;
11084
11085     SetEventObject(obj);
11086 }
11087
11088
11089 IMPLEMENT_DYNAMIC_CLASS(wxGridEditorCreatedEvent, wxCommandEvent)
11090
11091 wxGridEditorCreatedEvent::wxGridEditorCreatedEvent(int id, wxEventType type,
11092                                                    wxObject* obj, int row,
11093                                                    int col, wxControl* ctrl)
11094     : wxCommandEvent(type, id)
11095 {
11096     SetEventObject(obj);
11097     m_row = row;
11098     m_col = col;
11099     m_ctrl = ctrl;
11100 }
11101
11102 #endif // wxUSE_GRID