samples/newgrid/griddemo.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        griddemo.cpp
   3 // Purpose:     Grid control wxWindows sample
   4 // Author:      Michael Bedward
   5 // Modified by:
   6 // RCS-ID:      $Id$
   7 // Copyright:   (c) Michael Bedward, Julian Smart
   8 // Licence:     wxWindows license
   9 /////////////////////////////////////////////////////////////////////////////
  10
  11 // ============================================================================
  12 // declarations
  13 // ============================================================================
  14
  15 // ----------------------------------------------------------------------------
  16 // headers
  17 // ----------------------------------------------------------------------------
  18
  19 #ifdef __GNUG__
  20     #pragma implementation
  21     #pragma interface
  22 #endif
  23
  24 // For compilers that support precompilation, includes "wx/wx.h".
  25 #include "wx/wxprec.h"
  26
  27 #ifdef __BORLANDC__
  28 #pragma hdrstop
  29 #endif
  30
  31 #ifndef WX_PRECOMP
  32 #include "wx/wx.h"
  33 #endif
  34
  35 #include "wx/colordlg.h"
  36
  37 #include "wx/grid.h"
  38
  39 #include "griddemo.h"
  40
  41 // ----------------------------------------------------------------------------
  42 // wxWin macros
  43 // ----------------------------------------------------------------------------
  44
  45 IMPLEMENT_APP( GridApp )
  46
  47 // ============================================================================
  48 // implementation
  49 // ============================================================================
  50
  51 // ----------------------------------------------------------------------------
  52 // GridApp
  53 // ----------------------------------------------------------------------------
  54
  55 bool GridApp::OnInit()
  56 {
  57     GridFrame *frame = new GridFrame;
  58     frame->Show( TRUE );
  59
  60     return TRUE;
  61 }
  62
  63 // ----------------------------------------------------------------------------
  64 // GridFrame
  65 // ----------------------------------------------------------------------------
  66
  67 BEGIN_EVENT_TABLE( GridFrame, wxFrame )
  68     EVT_MENU( ID_TOGGLEROWLABELS,  GridFrame::ToggleRowLabels )
  69     EVT_MENU( ID_TOGGLECOLLABELS,  GridFrame::ToggleColLabels )
  70     EVT_MENU( ID_TOGGLEEDIT, GridFrame::ToggleEditing )
  71     EVT_MENU( ID_TOGGLEROWSIZING, GridFrame::ToggleRowSizing )
  72     EVT_MENU( ID_TOGGLECOLSIZING, GridFrame::ToggleColSizing )
  73     EVT_MENU( ID_TOGGLEGRIDSIZING, GridFrame::ToggleGridSizing )
  74     EVT_MENU( ID_TOGGLEGRIDLINES, GridFrame::ToggleGridLines )
  75     EVT_MENU( ID_AUTOSIZECOLS, GridFrame::AutoSizeCols )
  76     EVT_MENU( ID_SETLABELCOLOUR, GridFrame::SetLabelColour )
  77     EVT_MENU( ID_SETLABELTEXTCOLOUR, GridFrame::SetLabelTextColour )
  78     EVT_MENU( ID_ROWLABELHORIZALIGN, GridFrame::SetRowLabelHorizAlignment )
  79     EVT_MENU( ID_ROWLABELVERTALIGN, GridFrame::SetRowLabelVertAlignment )
  80     EVT_MENU( ID_COLLABELHORIZALIGN, GridFrame::SetColLabelHorizAlignment )
  81     EVT_MENU( ID_COLLABELVERTALIGN, GridFrame::SetColLabelVertAlignment )
  82     EVT_MENU( ID_GRIDLINECOLOUR, GridFrame::SetGridLineColour )
  83     EVT_MENU( ID_INSERTROW, GridFrame::InsertRow )
  84     EVT_MENU( ID_INSERTCOL, GridFrame::InsertCol )
  85     EVT_MENU( ID_DELETEROW, GridFrame::DeleteSelectedRows )
  86     EVT_MENU( ID_DELETECOL, GridFrame::DeleteSelectedCols )
  87     EVT_MENU( ID_CLEARGRID, GridFrame::ClearGrid )
  88     EVT_MENU( ID_SELCELLS,  GridFrame::SelectCells )
  89     EVT_MENU( ID_SELROWS,  GridFrame::SelectRows )
  90     EVT_MENU( ID_SELCOLS,  GridFrame::SelectCols )
  91
  92     EVT_MENU( ID_SET_CELL_FG_COLOUR, GridFrame::SetCellFgColour )
  93     EVT_MENU( ID_SET_CELL_BG_COLOUR, GridFrame::SetCellBgColour )
  94
  95     EVT_MENU( ID_ABOUT, GridFrame::About )
  96     EVT_MENU( wxID_EXIT, GridFrame::OnQuit )
  97     EVT_MENU( ID_VTABLE, GridFrame::OnVTable)
  98     EVT_MENU( ID_BUGS_TABLE, GridFrame::OnBugsTable)
  99
 100     EVT_GRID_LABEL_LEFT_CLICK( GridFrame::OnLabelLeftClick )
 101     EVT_GRID_CELL_LEFT_CLICK( GridFrame::OnCellLeftClick )
 102     EVT_GRID_ROW_SIZE( GridFrame::OnRowSize )
 103     EVT_GRID_COL_SIZE( GridFrame::OnColSize )
 104     EVT_GRID_SELECT_CELL( GridFrame::OnSelectCell )
 105     EVT_GRID_RANGE_SELECT( GridFrame::OnRangeSelected )
 106     EVT_GRID_CELL_CHANGE( GridFrame::OnCellValueChanged )
 107
 108     EVT_GRID_EDITOR_SHOWN( GridFrame::OnEditorShown )
 109     EVT_GRID_EDITOR_HIDDEN( GridFrame::OnEditorHidden )
 110 END_EVENT_TABLE()
 111
 112
 113 GridFrame::GridFrame()
 114         : wxFrame( (wxFrame *)NULL, -1, "wxWindows grid class demo",
 115                    wxDefaultPosition,
 116                    wxDefaultSize )
 117 {
 118     int gridW = 600, gridH = 300;
 119     int logW = gridW, logH = 100;
 120
 121     wxMenu *fileMenu = new wxMenu;
 122     fileMenu->Append( ID_VTABLE, "&Virtual table test\tCtrl-V");
 123     fileMenu->Append( ID_BUGS_TABLE, "&Bugs table test\tCtrl-B");
 124     fileMenu->AppendSeparator();
 125     fileMenu->Append( wxID_EXIT, "E&xit\tAlt-X" );
 126
 127     wxMenu *viewMenu = new wxMenu;
 128     viewMenu->Append( ID_TOGGLEROWLABELS,  "&Row labels", "", TRUE );
 129     viewMenu->Append( ID_TOGGLECOLLABELS,  "&Col labels", "", TRUE );
 130     viewMenu->Append( ID_TOGGLEEDIT,  "&Editable", "", TRUE );
 131     viewMenu->Append( ID_TOGGLEROWSIZING, "Ro&w drag-resize", "", TRUE );
 132     viewMenu->Append( ID_TOGGLECOLSIZING, "C&ol drag-resize", "", TRUE );
 133     viewMenu->Append( ID_TOGGLEGRIDSIZING, "&Grid drag-resize", "", TRUE );
 134     viewMenu->Append( ID_TOGGLEGRIDLINES, "&Grid Lines", "", TRUE );
 135     viewMenu->Append( ID_AUTOSIZECOLS, "&Auto-size cols" );
 136
 137     wxMenu *rowLabelMenu = new wxMenu;
 138
 139     viewMenu->Append( ID_ROWLABELALIGN, "R&ow label alignment",
 140                       rowLabelMenu,
 141                       "Change alignment of row labels" );
 142
 143     rowLabelMenu->Append( ID_ROWLABELHORIZALIGN, "&Horizontal" );
 144     rowLabelMenu->Append( ID_ROWLABELVERTALIGN, "&Vertical" );
 145
 146     wxMenu *colLabelMenu = new wxMenu;
 147
 148     viewMenu->Append( ID_COLLABELALIGN, "Col l&abel alignment",
 149                       colLabelMenu,
 150                       "Change alignment of col labels" );
 151
 152     colLabelMenu->Append( ID_COLLABELHORIZALIGN, "&Horizontal" );
 153     colLabelMenu->Append( ID_COLLABELVERTALIGN, "&Vertical" );
 154
 155     wxMenu *colMenu = new wxMenu;
 156     colMenu->Append( ID_SETLABELCOLOUR, "Set &label colour" );
 157     colMenu->Append( ID_SETLABELTEXTCOLOUR, "Set label &text colour" );
 158     colMenu->Append( ID_GRIDLINECOLOUR, "&Grid line colour" );
 159     colMenu->Append( ID_SET_CELL_FG_COLOUR, "Set cell &foreground colour" );
 160     colMenu->Append( ID_SET_CELL_BG_COLOUR, "Set cell &background colour" );
 161
 162     wxMenu *editMenu = new wxMenu;
 163     editMenu->Append( ID_INSERTROW, "Insert &row" );
 164     editMenu->Append( ID_INSERTCOL, "Insert &column" );
 165     editMenu->Append( ID_DELETEROW, "Delete selected ro&ws" );
 166     editMenu->Append( ID_DELETECOL, "Delete selected co&ls" );
 167     editMenu->Append( ID_CLEARGRID, "Cl&ear grid cell contents" );
 168
 169     wxMenu *selectionMenu = new wxMenu;
 170
 171     editMenu->Append( ID_CHANGESEL, "Change &selection mode",
 172                       selectionMenu,
 173                       "Change selection mode" );
 174
 175     selectionMenu->Append( ID_SELCELLS, "Select &Cells" );
 176     selectionMenu->Append( ID_SELROWS, "Select &Rows" );
 177     selectionMenu->Append( ID_SELCOLS, "Select C&ols" );
 178
 179     wxMenu *helpMenu = new wxMenu;
 180     helpMenu->Append( ID_ABOUT, "&About wxGrid demo" );
 181
 182     wxMenuBar *menuBar = new wxMenuBar;
 183     menuBar->Append( fileMenu, "&File" );
 184     menuBar->Append( viewMenu, "&View" );
 185     menuBar->Append( colMenu,  "&Colours" );
 186     menuBar->Append( editMenu, "&Edit" );
 187     menuBar->Append( helpMenu, "&Help" );
 188
 189     SetMenuBar( menuBar );
 190
 191     grid = new wxGrid( this,
 192                        -1,
 193                        wxPoint( 0, 0 ),
 194                        wxSize( 400, 300 ) );
 195
 196     logWin = new wxTextCtrl( this,
 197                              -1,
 198                              wxEmptyString,
 199                              wxPoint( 0, gridH + 20 ),
 200                              wxSize( logW, logH ),
 201                              wxTE_MULTILINE );
 202
 203     logger = new wxLogTextCtrl( logWin );
 204     m_logOld = logger->SetActiveTarget( logger );
 205     logger->SetTimestamp( NULL );
 206
 207     // this will create a grid and, by default, an associated grid
 208     // table for strings
 209     grid->CreateGrid( 100, 100 );
 210
 211     grid->SetRowSize( 0, 60 );
 212     grid->SetCellValue( 0, 0, "Ctrl+Home\nwill go to\nthis cell" );
 213
 214     grid->SetCellValue( 0, 1, "Blah" );
 215     grid->SetCellValue( 0, 2, "Blah" );
 216     grid->SetCellValue( 0, 3, "Read only" );
 217     grid->SetReadOnly( 0, 3 );
 218
 219     grid->SetCellValue( 0, 5, "Press\nCtrl+arrow\nto skip over\ncells" );
 220
 221     grid->SetRowSize( 99, 60 );
 222     grid->SetCellValue( 99, 99, "Ctrl+End\nwill go to\nthis cell" );
 223
 224     grid->SetCellValue(2, 2, "red");
 225
 226     grid->SetCellTextColour(2, 2, *wxRED);
 227     grid->SetCellValue(3, 3, "green on grey");
 228     grid->SetCellTextColour(3, 3, *wxGREEN);
 229     grid->SetCellBackgroundColour(3, 3, *wxLIGHT_GREY);
 230
 231     grid->SetCellValue(4, 4, "a weird looking cell");
 232     grid->SetCellAlignment(4, 4, wxALIGN_CENTRE, wxALIGN_CENTRE);
 233     grid->SetCellRenderer(4, 4, new MyGridCellRenderer);
 234
 235     grid->SetCellValue(3, 0, "1");
 236     grid->SetCellRenderer(3, 0, new wxGridCellBoolRenderer);
 237     grid->SetCellEditor(3, 0, new wxGridCellBoolEditor);
 238
 239     wxGridCellAttr *attr;
 240     attr = new wxGridCellAttr;
 241     attr->SetTextColour(*wxBLUE);
 242     grid->SetColAttr(5, attr);
 243     attr = new wxGridCellAttr;
 244     attr->SetBackgroundColour(*wxBLUE);
 245     grid->SetRowAttr(5, attr);
 246
 247     grid->SetCellValue(2, 4, "a wider column");
 248     grid->SetColSize(4, 120);
 249     grid->SetColMinimalWidth(4, 120);
 250
 251     grid->SetColFormatFloat(5);
 252     grid->SetCellValue(0, 5, "3.1415");
 253     grid->SetCellValue(1, 5, "1415");
 254     grid->SetCellValue(2, 5, "12345.67890");
 255
 256     grid->SetColFormatFloat(6, 6, 2);
 257     grid->SetCellValue(0, 6, "3.1415");
 258     grid->SetCellValue(1, 6, "1415");
 259     grid->SetCellValue(2, 6, "12345.67890");
 260
 261     wxBoxSizer *topSizer = new wxBoxSizer( wxVERTICAL );
 262     topSizer->Add( grid,
 263                    1,
 264                    wxEXPAND );
 265
 266     topSizer->Add( logWin,
 267                    0,
 268                    wxEXPAND );
 269
 270     SetAutoLayout( TRUE );
 271     SetSizer( topSizer );
 272
 273     topSizer->Fit( this );
 274     topSizer->SetSizeHints( this );
 275
 276     Centre();
 277     SetDefaults();
 278 }
 279
 280
 281 GridFrame::~GridFrame()
 282 {
 283     delete wxLog::SetActiveTarget(m_logOld);
 284 }
 285
 286
 287 void GridFrame::SetDefaults()
 288 {
 289     GetMenuBar()->Check( ID_TOGGLEROWLABELS, TRUE );
 290     GetMenuBar()->Check( ID_TOGGLECOLLABELS, TRUE );
 291     GetMenuBar()->Check( ID_TOGGLEEDIT, TRUE );
 292     GetMenuBar()->Check( ID_TOGGLEROWSIZING, TRUE );
 293     GetMenuBar()->Check( ID_TOGGLECOLSIZING, TRUE );
 294     GetMenuBar()->Check( ID_TOGGLEGRIDSIZING, TRUE );
 295     GetMenuBar()->Check( ID_TOGGLEGRIDLINES, TRUE );
 296 }
 297
 298
 299 void GridFrame::ToggleRowLabels( wxCommandEvent& WXUNUSED(ev) )
 300 {
 301     if ( GetMenuBar()->IsChecked( ID_TOGGLEROWLABELS ) )
 302     {
 303         grid->SetRowLabelSize( grid->GetDefaultRowLabelSize() );
 304     }
 305     else
 306     {
 307         grid->SetRowLabelSize( 0 );
 308     }
 309 }
 310
 311
 312 void GridFrame::ToggleColLabels( wxCommandEvent& WXUNUSED(ev) )
 313 {
 314     if ( GetMenuBar()->IsChecked( ID_TOGGLECOLLABELS ) )
 315     {
 316         grid->SetColLabelSize( grid->GetDefaultColLabelSize() );
 317     }
 318     else
 319     {
 320         grid->SetColLabelSize( 0 );
 321     }
 322 }
 323
 324
 325 void GridFrame::ToggleEditing( wxCommandEvent& WXUNUSED(ev) )
 326 {
 327     grid->EnableEditing(
 328         GetMenuBar()->IsChecked( ID_TOGGLEEDIT ) );
 329 }
 330
 331
 332 void GridFrame::ToggleRowSizing( wxCommandEvent& WXUNUSED(ev) )
 333 {
 334     grid->EnableDragRowSize(
 335         GetMenuBar()->IsChecked( ID_TOGGLEROWSIZING ) );
 336 }
 337
 338
 339 void GridFrame::ToggleColSizing( wxCommandEvent& WXUNUSED(ev) )
 340 {
 341     grid->EnableDragColSize(
 342         GetMenuBar()->IsChecked( ID_TOGGLECOLSIZING ) );
 343 }
 344
 345 void GridFrame::ToggleGridSizing( wxCommandEvent& WXUNUSED(ev) )
 346 {
 347     grid->EnableDragGridSize(
 348         GetMenuBar()->IsChecked( ID_TOGGLEGRIDSIZING ) );
 349 }
 350
 351
 352 void GridFrame::ToggleGridLines( wxCommandEvent& WXUNUSED(ev) )
 353 {
 354     grid->EnableGridLines(
 355         GetMenuBar()->IsChecked( ID_TOGGLEGRIDLINES ) );
 356 }
 357
 358
 359 void GridFrame::AutoSizeCols( wxCommandEvent& WXUNUSED(ev) )
 360 {
 361     grid->AutoSizeColumns();
 362     grid->Refresh();
 363 }
 364
 365
 366 void GridFrame::SetLabelColour( wxCommandEvent& WXUNUSED(ev) )
 367 {
 368     wxColourDialog dlg( NULL );
 369     if ( dlg.ShowModal() == wxID_OK )
 370     {
 371         wxColourData retData;
 372         retData = dlg.GetColourData();
 373         wxColour colour = retData.GetColour();
 374
 375         grid->SetLabelBackgroundColour( colour );
 376     }
 377 }
 378
 379
 380 void GridFrame::SetLabelTextColour( wxCommandEvent& WXUNUSED(ev) )
 381 {
 382     wxColourDialog dlg( NULL );
 383     if ( dlg.ShowModal() == wxID_OK )
 384     {
 385         wxColourData retData;
 386         retData = dlg.GetColourData();
 387         wxColour colour = retData.GetColour();
 388
 389         grid->SetLabelTextColour( colour );
 390     }
 391 }
 392
 393
 394 void GridFrame::SetRowLabelHorizAlignment( wxCommandEvent& WXUNUSED(ev) )
 395 {
 396     int horiz, vert;
 397     grid->GetRowLabelAlignment( &horiz, &vert );
 398
 399     switch ( horiz )
 400     {
 401         case wxALIGN_LEFT:
 402             horiz = wxALIGN_CENTRE;
 403             break;
 404
 405         case wxALIGN_CENTRE:
 406             horiz = wxALIGN_RIGHT;
 407             break;
 408
 409         case wxALIGN_RIGHT:
 410             horiz = wxALIGN_LEFT;
 411             break;
 412     }
 413
 414     grid->SetRowLabelAlignment( horiz, -1 );
 415 }
 416
 417 void GridFrame::SetRowLabelVertAlignment( wxCommandEvent& WXUNUSED(ev) )
 418 {
 419     int horiz, vert;
 420     grid->GetRowLabelAlignment( &horiz, &vert );
 421
 422     switch ( vert )
 423     {
 424         case wxALIGN_TOP:
 425             vert = wxALIGN_CENTRE;
 426             break;
 427
 428         case wxALIGN_CENTRE:
 429             vert = wxALIGN_BOTTOM;
 430             break;
 431
 432         case wxALIGN_BOTTOM:
 433             vert = wxALIGN_TOP;
 434             break;
 435     }
 436
 437     grid->SetRowLabelAlignment( -1, vert );
 438 }
 439
 440
 441 void GridFrame::SetColLabelHorizAlignment( wxCommandEvent& WXUNUSED(ev) )
 442 {
 443     int horiz, vert;
 444     grid->GetColLabelAlignment( &horiz, &vert );
 445
 446     switch ( horiz )
 447     {
 448         case wxALIGN_LEFT:
 449             horiz = wxALIGN_CENTRE;
 450             break;
 451
 452         case wxALIGN_CENTRE:
 453             horiz = wxALIGN_RIGHT;
 454             break;
 455
 456         case wxALIGN_RIGHT:
 457             horiz = wxALIGN_LEFT;
 458             break;
 459     }
 460
 461     grid->SetColLabelAlignment( horiz, -1 );
 462 }
 463
 464
 465 void GridFrame::SetColLabelVertAlignment( wxCommandEvent& WXUNUSED(ev) )
 466 {
 467     int horiz, vert;
 468     grid->GetColLabelAlignment( &horiz, &vert );
 469
 470     switch ( vert )
 471     {
 472         case wxALIGN_TOP:
 473             vert = wxALIGN_CENTRE;
 474             break;
 475
 476         case wxALIGN_CENTRE:
 477             vert = wxALIGN_BOTTOM;
 478             break;
 479
 480         case wxALIGN_BOTTOM:
 481             vert = wxALIGN_TOP;
 482             break;
 483     }
 484
 485     grid->SetColLabelAlignment( -1, vert );
 486 }
 487
 488
 489 void GridFrame::SetGridLineColour( wxCommandEvent& WXUNUSED(ev) )
 490 {
 491     wxColourDialog dlg( NULL );
 492     if ( dlg.ShowModal() == wxID_OK )
 493     {
 494         wxColourData retData;
 495         retData = dlg.GetColourData();
 496         wxColour colour = retData.GetColour();
 497
 498         grid->SetGridLineColour( colour );
 499     }
 500 }
 501
 502
 503 void GridFrame::InsertRow( wxCommandEvent& WXUNUSED(ev) )
 504 {
 505     grid->InsertRows( grid->GetGridCursorRow(), 1 );
 506 }
 507
 508
 509 void GridFrame::InsertCol( wxCommandEvent& WXUNUSED(ev) )
 510 {
 511     grid->InsertCols( grid->GetGridCursorCol(), 1 );
 512 }
 513
 514
 515 void GridFrame::DeleteSelectedRows( wxCommandEvent& WXUNUSED(ev) )
 516 {
 517     if ( grid->IsSelection() )
 518     {
 519         grid->BeginBatch();
 520         for ( int n = 0; n < grid->GetNumberRows(); )
 521             if ( grid->IsInSelection( n , 0 ) )
 522                 grid->DeleteRows( n, 1 );
 523             else
 524                 n++;
 525         grid->EndBatch();
 526     }
 527 }
 528
 529
 530 void GridFrame::DeleteSelectedCols( wxCommandEvent& WXUNUSED(ev) )
 531 {
 532     if ( grid->IsSelection() )
 533     {
 534         grid->BeginBatch();
 535         for ( int n = 0; n < grid->GetNumberCols(); )
 536             if ( grid->IsInSelection( 0 , n ) )
 537                 grid->DeleteCols( n, 1 );
 538             else
 539                 n++;
 540         grid->EndBatch();
 541     }
 542 }
 543
 544
 545 void GridFrame::ClearGrid( wxCommandEvent& WXUNUSED(ev) )
 546 {
 547     grid->ClearGrid();
 548 }
 549
 550 void GridFrame::SelectCells( wxCommandEvent& WXUNUSED(ev) )
 551 {
 552     grid->SetSelectionMode( wxGrid::wxGridSelectCells );
 553 }
 554
 555 void GridFrame::SelectRows( wxCommandEvent& WXUNUSED(ev) )
 556 {
 557     grid->SetSelectionMode( wxGrid::wxGridSelectRows );
 558 }
 559
 560 void GridFrame::SelectCols( wxCommandEvent& WXUNUSED(ev) )
 561 {
 562     grid->SetSelectionMode( wxGrid::wxGridSelectColumns );
 563 }
 564
 565 void GridFrame::SetCellFgColour( wxCommandEvent& WXUNUSED(ev) )
 566 {
 567     wxColour col = wxGetColourFromUser(this);
 568     if ( col.Ok() )
 569     {
 570         grid->SetDefaultCellTextColour(col);
 571         grid->Refresh();
 572     }
 573 }
 574
 575 void GridFrame::SetCellBgColour( wxCommandEvent& WXUNUSED(ev) )
 576 {
 577     wxColour col = wxGetColourFromUser(this);
 578     if ( col.Ok() )
 579     {
 580         grid->SetDefaultCellBackgroundColour(col);
 581         grid->Refresh();
 582     }
 583 }
 584
 585 void GridFrame::OnLabelLeftClick( wxGridEvent& ev )
 586 {
 587     logBuf = "";
 588     if ( ev.GetRow() != -1 )
 589     {
 590         logBuf << "Left click on row label " << ev.GetRow();
 591     }
 592     else if ( ev.GetCol() != -1 )
 593     {
 594         logBuf << "Left click on col label " << ev.GetCol();
 595     }
 596     else
 597     {
 598         logBuf << "Left click on corner label";
 599     }
 600
 601     if ( ev.ShiftDown() ) logBuf << " (shift down)";
 602     if ( ev.ControlDown() ) logBuf << " (control down)";
 603     wxLogMessage( "%s", logBuf.c_str() );
 604
 605     // you must call event skip if you want default grid processing
 606     //
 607     ev.Skip();
 608 }
 609
 610
 611 void GridFrame::OnCellLeftClick( wxGridEvent& ev )
 612 {
 613     logBuf = "";
 614     logBuf << "Left click at row " << ev.GetRow()
 615            << " col " << ev.GetCol();
 616     wxLogMessage( "%s", logBuf.c_str() );
 617
 618     // you must call event skip if you want default grid processing
 619     // (cell highlighting etc.)
 620     //
 621     ev.Skip();
 622 }
 623
 624
 625 void GridFrame::OnRowSize( wxGridSizeEvent& ev )
 626 {
 627     logBuf = "";
 628     logBuf << "Resized row " << ev.GetRowOrCol();
 629     wxLogMessage( "%s", logBuf.c_str() );
 630
 631     ev.Skip();
 632 }
 633
 634
 635 void GridFrame::OnColSize( wxGridSizeEvent& ev )
 636 {
 637     logBuf = "";
 638     logBuf << "Resized col " << ev.GetRowOrCol();
 639     wxLogMessage( "%s", logBuf.c_str() );
 640
 641     ev.Skip();
 642 }
 643
 644
 645 void GridFrame::OnSelectCell( wxGridEvent& ev )
 646 {
 647     logBuf = "";
 648     if ( ev.Selecting() )
 649         logBuf << "Selected ";
 650     else
 651         logBuf << "Deselected ";
 652     logBuf << "cell at row " << ev.GetRow()
 653            << " col " << ev.GetCol()
 654            << " ( ControlDown: "<< (ev.ControlDown() ? 'T':'F')
 655            << ", ShiftDown: "<< (ev.ShiftDown() ? 'T':'F')
 656            << ", AltDown: "<< (ev.AltDown() ? 'T':'F')
 657            << ", MetaDown: "<< (ev.MetaDown() ? 'T':'F') << " )";
 658     wxLogMessage( "%s", logBuf.c_str() );
 659
 660     // you must call Skip() if you want the default processing
 661     // to occur in wxGrid
 662     ev.Skip();
 663 }
 664
 665 void GridFrame::OnRangeSelected( wxGridRangeSelectEvent& ev )
 666 {
 667     logBuf = "";
 668     if ( ev.Selecting() )
 669         logBuf << "Selected ";
 670     else
 671         logBuf << "Deselected ";
 672     logBuf << "cells from row " << ev.GetTopRow()
 673            << " col " << ev.GetLeftCol()
 674            << " to row " << ev.GetBottomRow()
 675            << " col " << ev.GetRightCol()
 676            << " ( ControlDown: "<< (ev.ControlDown() ? 'T':'F')
 677            << ", ShiftDown: "<< (ev.ShiftDown() ? 'T':'F')
 678            << ", AltDown: "<< (ev.AltDown() ? 'T':'F')
 679            << ", MetaDown: "<< (ev.MetaDown() ? 'T':'F') << " )";
 680     wxLogMessage( "%s", logBuf.c_str() );
 681
 682     ev.Skip();
 683 }
 684
 685 void GridFrame::OnCellValueChanged( wxGridEvent& ev )
 686 {
 687     logBuf = "";
 688     logBuf  << "Value changed for cell at"
 689             << " row " << ev.GetRow()
 690             << " col " << ev.GetCol();
 691
 692     wxLogMessage( "%s", logBuf.c_str() );
 693
 694     ev.Skip();
 695 }
 696
 697 void GridFrame::OnEditorShown( wxGridEvent& ev )
 698 {
 699     wxLogMessage( "Cell editor shown." );
 700
 701     ev.Skip();
 702 }
 703
 704 void GridFrame::OnEditorHidden( wxGridEvent& ev )
 705 {
 706     wxLogMessage( "Cell editor hidden." );
 707
 708     ev.Skip();
 709 }
 710
 711 void GridFrame::About(  wxCommandEvent& WXUNUSED(ev) )
 712 {
 713     (void)wxMessageBox( "\n\nwxGrid demo \n\n"
 714                         "Michael Bedward \n"
 715                         "mbedward@ozemail.com.au \n\n",
 716                         "About",
 717                         wxOK );
 718 }
 719
 720
 721 void GridFrame::OnQuit( wxCommandEvent& WXUNUSED(ev) )
 722 {
 723     Close( TRUE );
 724 }
 725
 726 void GridFrame::OnBugsTable(wxCommandEvent& )
 727 {
 728     BugsGridFrame *frame = new BugsGridFrame;
 729     frame->Show(TRUE);
 730 }
 731
 732 void GridFrame::OnVTable(wxCommandEvent& )
 733 {
 734     static long s_sizeGrid = 10000;
 735
 736 #ifdef __WXMOTIF__
 737     // MB: wxGetNumberFromUser doesn't work properly for wxMotif
 738     wxString s;
 739     s << s_sizeGrid;
 740     s = wxGetTextFromUser( "Size of the table to create",
 741                            "Size:",
 742                            s );
 743
 744     s.ToLong( &s_sizeGrid );
 745
 746 #else
 747     s_sizeGrid = wxGetNumberFromUser("Size of the table to create",
 748                                      "Size: ",
 749                                      "wxGridDemo question",
 750                                      s_sizeGrid,
 751                                      0, 32000, this);
 752 #endif
 753
 754     if ( s_sizeGrid != -1 )
 755     {
 756         BigGridFrame* win = new BigGridFrame(s_sizeGrid);
 757         win->Show(TRUE);
 758     }
 759 }
 760
 761 // ----------------------------------------------------------------------------
 762 // MyGridCellRenderer
 763 // ----------------------------------------------------------------------------
 764
 765 // do something that the default renderer doesn't here just to show that it is
 766 // possible to alter the appearance of the cell beyond what the attributes
 767 // allow
 768 void MyGridCellRenderer::Draw(wxGrid& grid,
 769                               wxGridCellAttr& attr,
 770                               wxDC& dc,
 771                               const wxRect& rect,
 772                               int row, int col,
 773                               bool isSelected)
 774 {
 775     wxGridCellStringRenderer::Draw(grid, attr, dc, rect, row, col, isSelected);
 776
 777     dc.SetPen(*wxGREEN_PEN);
 778     dc.SetBrush(*wxTRANSPARENT_BRUSH);
 779     dc.DrawEllipse(rect);
 780 }
 781
 782 // ----------------------------------------------------------------------------
 783 // MyGridCellAttrProvider
 784 // ----------------------------------------------------------------------------
 785
 786 MyGridCellAttrProvider::MyGridCellAttrProvider()
 787 {
 788     m_attrForOddRows = new wxGridCellAttr;
 789     m_attrForOddRows->SetBackgroundColour(*wxLIGHT_GREY);
 790 }
 791
 792 MyGridCellAttrProvider::~MyGridCellAttrProvider()
 793 {
 794     m_attrForOddRows->DecRef();
 795 }
 796
 797 wxGridCellAttr *MyGridCellAttrProvider::GetAttr(int row, int col) const
 798 {
 799     wxGridCellAttr *attr = wxGridCellAttrProvider::GetAttr(row, col);
 800
 801     if ( row % 2 )
 802     {
 803         if ( !attr )
 804         {
 805             attr = m_attrForOddRows;
 806             attr->IncRef();
 807         }
 808         else
 809         {
 810             if ( !attr->HasBackgroundColour() )
 811             {
 812                 wxGridCellAttr *attrNew = attr->Clone();
 813                 attr->DecRef();
 814                 attr = attrNew;
 815                 attr->SetBackgroundColour(*wxLIGHT_GREY);
 816             }
 817         }
 818     }
 819
 820     return attr;
 821 }
 822
 823 // ============================================================================
 824 // BigGridFrame and BigGridTable:  Sample of a non-standard table
 825 // ============================================================================
 826
 827 BigGridFrame::BigGridFrame(long sizeGrid)
 828             : wxFrame(NULL, -1, "Plugin Virtual Table",
 829                       wxDefaultPosition, wxSize(500, 450))
 830 {
 831     m_grid = new wxGrid(this, -1, wxDefaultPosition, wxDefaultSize);
 832     m_table = new BigGridTable(sizeGrid);
 833
 834     // VZ: I don't understand why this slows down the display that much,
 835     //     must profile it...
 836     //m_table->SetAttrProvider(new MyGridCellAttrProvider);
 837
 838     m_grid->SetTable(m_table, TRUE);
 839
 840 #if defined __WXMOTIF__
 841     // MB: the grid isn't getting a sensible default size under wxMotif
 842     int cw, ch;
 843     GetClientSize( &cw, &ch );
 844     m_grid->SetSize( cw, ch );
 845 #endif
 846 }
 847
 848 // ============================================================================
 849 // BugsGridFrame: a "realistic" table
 850 // ============================================================================
 851
 852 // ----------------------------------------------------------------------------
 853 // bugs table data
 854 // ----------------------------------------------------------------------------
 855
 856 enum Columns
 857 {
 858     Col_Id,
 859     Col_Summary,
 860     Col_Severity,
 861     Col_Priority,
 862     Col_Platform,
 863     Col_Opened,
 864     Col_Max
 865 };
 866
 867 enum Severity
 868 {
 869     Sev_Wish,
 870     Sev_Minor,
 871     Sev_Normal,
 872     Sev_Major,
 873     Sev_Critical,
 874     Sev_Max
 875 };
 876
 877 static const wxString severities[] =
 878 {
 879     _T("wishlist"),
 880     _T("minor"),
 881     _T("normal"),
 882     _T("major"),
 883     _T("critical"),
 884 };
 885
 886 static struct BugsGridData
 887 {
 888     int id;
 889     wxChar summary[80];
 890     Severity severity;
 891     int prio;
 892     wxChar platform[12];
 893     bool opened;
 894 } gs_dataBugsGrid [] =
 895 {
 896     { 18, _T("foo doesn't work"), Sev_Major, 1, _T("wxMSW"), TRUE },
 897     { 27, _T("bar crashes"), Sev_Critical, 1, _T("all"), FALSE },
 898     { 45, _T("printing is slow"), Sev_Minor, 3, _T("wxMSW"), TRUE },
 899     { 68, _T("Rectangle() fails"), Sev_Normal, 1, _T("wxMSW"), FALSE },
 900 };
 901
 902 static const wxChar *headers[Col_Max] =
 903 {
 904     _T("Id"),
 905     _T("Summary"),
 906     _T("Severity"),
 907     _T("Priority"),
 908     _T("Platform"),
 909     _T("Opened?"),
 910 };
 911
 912 // ----------------------------------------------------------------------------
 913 // BugsGridTable
 914 // ----------------------------------------------------------------------------
 915
 916 wxString BugsGridTable::GetTypeName(int WXUNUSED(row), int col)
 917 {
 918     switch ( col )
 919     {
 920         case Col_Id:
 921         case Col_Priority:
 922             return wxGRID_VALUE_NUMBER;;
 923
 924         case Col_Severity:
 925             // fall thorugh (TODO should be a list)
 926
 927         case Col_Summary:
 928             return wxString::Format(_T("%s:80"), wxGRID_VALUE_STRING);
 929
 930         case Col_Platform:
 931             return wxString::Format(_T("%s:all,MSW,GTK,other"), wxGRID_VALUE_CHOICE);
 932
 933         case Col_Opened:
 934             return wxGRID_VALUE_BOOL;
 935     }
 936
 937     wxFAIL_MSG(_T("unknown column"));
 938
 939     return wxEmptyString;
 940 }
 941
 942 int BugsGridTable::GetNumberRows()
 943 {
 944     return WXSIZEOF(gs_dataBugsGrid);
 945 }
 946
 947 int BugsGridTable::GetNumberCols()
 948 {
 949     return Col_Max;
 950 }
 951
 952 bool BugsGridTable::IsEmptyCell( int row, int col )
 953 {
 954     return FALSE;
 955 }
 956
 957 wxString BugsGridTable::GetValue( int row, int col )
 958 {
 959     const BugsGridData& gd = gs_dataBugsGrid[row];
 960
 961     switch ( col )
 962     {
 963         case Col_Id:
 964         case Col_Priority:
 965         case Col_Opened:
 966             wxFAIL_MSG(_T("unexpected column"));
 967             break;
 968
 969         case Col_Severity:
 970             return severities[gd.severity];
 971
 972         case Col_Summary:
 973             return gd.summary;
 974
 975         case Col_Platform:
 976             return gd.platform;
 977     }
 978
 979     return wxEmptyString;
 980 }
 981
 982 void BugsGridTable::SetValue( int row, int col, const wxString& value )
 983 {
 984     BugsGridData& gd = gs_dataBugsGrid[row];
 985
 986     switch ( col )
 987     {
 988         case Col_Id:
 989         case Col_Priority:
 990         case Col_Opened:
 991             wxFAIL_MSG(_T("unexpected column"));
 992             break;
 993
 994         case Col_Severity:
 995             {
 996                 size_t n;
 997                 for ( n = 0; n < WXSIZEOF(severities); n++ )
 998                 {
 999                     if ( severities[n] == value )
1000                     {
1001                         gd.severity = (Severity)n;
1002                         break;
1003                     }
1004                 }
1005
1006                 if ( n == WXSIZEOF(severities) )
1007                 {
1008                     wxLogWarning(_T("Invalid severity value '%s'."),
1009                                  value.c_str());
1010                     gd.severity = Sev_Normal;
1011                 }
1012             }
1013             break;
1014
1015         case Col_Summary:
1016             wxStrncpy(gd.summary, value, WXSIZEOF(gd.summary));
1017             break;
1018
1019         case Col_Platform:
1020             wxStrncpy(gd.platform, value, WXSIZEOF(gd.platform));
1021             break;
1022     }
1023 }
1024
1025 bool BugsGridTable::CanGetValueAs( int WXUNUSED(row), int col, const wxString& typeName )
1026 {
1027     if ( typeName == wxGRID_VALUE_STRING )
1028     {
1029         return TRUE;
1030     }
1031     else if ( typeName == wxGRID_VALUE_BOOL )
1032     {
1033         return col == Col_Opened;
1034     }
1035     else if ( typeName == wxGRID_VALUE_NUMBER )
1036     {
1037         return col == Col_Id || col == Col_Priority || col == Col_Severity;
1038     }
1039     else
1040     {
1041         return FALSE;
1042     }
1043 }
1044
1045 bool BugsGridTable::CanSetValueAs( int row, int col, const wxString& typeName )
1046 {
1047     return CanGetValueAs(row, col, typeName);
1048 }
1049
1050 long BugsGridTable::GetValueAsLong( int row, int col )
1051 {
1052     const BugsGridData& gd = gs_dataBugsGrid[row];
1053
1054     switch ( col )
1055     {
1056         case Col_Id:
1057             return gd.id;
1058
1059         case Col_Priority:
1060             return gd.prio;
1061
1062         case Col_Severity:
1063             return gd.severity;
1064
1065         default:
1066             wxFAIL_MSG(_T("unexpected column"));
1067             return -1;
1068     }
1069 }
1070
1071 bool BugsGridTable::GetValueAsBool( int row, int col )
1072 {
1073     if ( col == Col_Opened )
1074     {
1075         return gs_dataBugsGrid[row].opened;
1076     }
1077     else
1078     {
1079         wxFAIL_MSG(_T("unexpected column"));
1080
1081         return FALSE;
1082     }
1083 }
1084
1085 void BugsGridTable::SetValueAsLong( int row, int col, long value )
1086 {
1087     BugsGridData& gd = gs_dataBugsGrid[row];
1088
1089     switch ( col )
1090     {
1091         case Col_Priority:
1092             gd.prio = value;
1093             break;
1094
1095         default:
1096             wxFAIL_MSG(_T("unexpected column"));
1097     }
1098 }
1099
1100 void BugsGridTable::SetValueAsBool( int row, int col, bool value )
1101 {
1102     if ( col == Col_Opened )
1103     {
1104         gs_dataBugsGrid[row].opened = value;
1105     }
1106     else
1107     {
1108         wxFAIL_MSG(_T("unexpected column"));
1109     }
1110 }
1111
1112 wxString BugsGridTable::GetColLabelValue( int col )
1113 {
1114     return headers[col];
1115 }
1116
1117 BugsGridTable::BugsGridTable()
1118 {
1119 }
1120
1121 // ----------------------------------------------------------------------------
1122 // BugsGridFrame
1123 // ----------------------------------------------------------------------------
1124
1125 BugsGridFrame::BugsGridFrame()
1126              : wxFrame(NULL, -1, "Bugs table",
1127                        wxDefaultPosition, wxSize(500, 300))
1128 {
1129     wxGrid *grid = new wxGrid(this, -1, wxDefaultPosition);
1130     wxGridTableBase *table = new BugsGridTable();
1131     table->SetAttrProvider(new MyGridCellAttrProvider);
1132     grid->SetTable(table, TRUE);
1133
1134     wxGridCellAttr *attrRO = new wxGridCellAttr,
1135                    *attrRangeEditor = new wxGridCellAttr,
1136                    *attrCombo = new wxGridCellAttr;
1137
1138     attrRO->SetReadOnly();
1139     attrRangeEditor->SetEditor(new wxGridCellNumberEditor(1, 5));
1140     attrCombo->SetEditor(new wxGridCellChoiceEditor(WXSIZEOF(severities),
1141                                                     severities));
1142
1143     grid->SetColAttr(Col_Id, attrRO);
1144     grid->SetColAttr(Col_Priority, attrRangeEditor);
1145     grid->SetColAttr(Col_Severity, attrCombo);
1146
1147     grid->SetMargins(0, 0);
1148
1149     grid->Fit();
1150     wxSize size = grid->GetSize();
1151     size.x += 10;
1152     size.y += 10;
1153     SetClientSize(size);
1154 }