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