src/generic/grid.cpp

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