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