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_SETLABELCOLOUR, GridFrame::SetLabelColour )
  72     EVT_MENU( ID_SETLABELTEXTCOLOUR, GridFrame::SetLabelTextColour )
  73     EVT_MENU( ID_ROWLABELHORIZALIGN, GridFrame::SetRowLabelHorizAlignment )
  74     EVT_MENU( ID_ROWLABELVERTALIGN, GridFrame::SetRowLabelVertAlignment )
  75     EVT_MENU( ID_COLLABELHORIZALIGN, GridFrame::SetColLabelHorizAlignment )
  76     EVT_MENU( ID_COLLABELVERTALIGN, GridFrame::SetColLabelVertAlignment )
  77     EVT_MENU( ID_GRIDLINECOLOUR, GridFrame::SetGridLineColour )
  78     EVT_MENU( ID_INSERTROW, GridFrame::InsertRow )
  79     EVT_MENU( ID_INSERTCOL, GridFrame::InsertCol )
  80     EVT_MENU( ID_DELETEROW, GridFrame::DeleteSelectedRows )
  81     EVT_MENU( ID_DELETECOL, GridFrame::DeleteSelectedCols )
  82     EVT_MENU( ID_CLEARGRID, GridFrame::ClearGrid )
  83
  84     EVT_MENU( ID_SET_CELL_FG_COLOUR, GridFrame::SetCellFgColour )
  85     EVT_MENU( ID_SET_CELL_BG_COLOUR, GridFrame::SetCellBgColour )
  86
  87     EVT_MENU( ID_ABOUT, GridFrame::About )
  88     EVT_MENU( wxID_EXIT, GridFrame::OnQuit )
  89
  90     EVT_GRID_LABEL_LEFT_CLICK( GridFrame::OnLabelLeftClick )
  91     EVT_GRID_CELL_LEFT_CLICK( GridFrame::OnCellLeftClick )
  92     EVT_GRID_ROW_SIZE( GridFrame::OnRowSize )
  93     EVT_GRID_COL_SIZE( GridFrame::OnColSize )
  94     EVT_GRID_SELECT_CELL( GridFrame::OnSelectCell )
  95     EVT_GRID_RANGE_SELECT( GridFrame::OnRangeSelected )
  96     EVT_GRID_CELL_CHANGE( GridFrame::OnCellValueChanged )
  97
  98 END_EVENT_TABLE()
  99
 100
 101 GridFrame::GridFrame()
 102         : wxFrame( (wxFrame *)NULL, -1, "wxWindows grid class demo",
 103                    wxDefaultPosition,
 104                    wxDefaultSize )
 105 {
 106     int gridW = 600, gridH = 300;
 107     int logW = gridW, logH = 80;
 108
 109     wxMenu *fileMenu = new wxMenu;
 110     fileMenu->Append( wxID_EXIT, "E&xit\tAlt-X" );
 111
 112     wxMenu *viewMenu = new wxMenu;
 113     viewMenu->Append( ID_TOGGLEROWLABELS,  "&Row labels", "", TRUE );
 114     viewMenu->Append( ID_TOGGLECOLLABELS,  "&Col labels", "", TRUE );
 115     viewMenu->Append( ID_TOGGLEEDIT,  "&Editable", "", TRUE );
 116
 117     wxMenu *rowLabelMenu = new wxMenu;
 118
 119     viewMenu->Append( ID_ROWLABELALIGN, "R&ow label alignment",
 120                       rowLabelMenu,
 121                       "Change alignment of row labels" );
 122
 123     rowLabelMenu->Append( ID_ROWLABELHORIZALIGN, "&Horizontal" );
 124     rowLabelMenu->Append( ID_ROWLABELVERTALIGN, "&Vertical" );
 125
 126     wxMenu *colLabelMenu = new wxMenu;
 127
 128     viewMenu->Append( ID_COLLABELALIGN, "Col l&abel alignment",
 129                       colLabelMenu,
 130                       "Change alignment of col labels" );
 131
 132     colLabelMenu->Append( ID_COLLABELHORIZALIGN, "&Horizontal" );
 133     colLabelMenu->Append( ID_COLLABELVERTALIGN, "&Vertical" );
 134
 135     wxMenu *colMenu = new wxMenu;
 136     colMenu->Append( ID_SETLABELCOLOUR, "Set &label colour" );
 137     colMenu->Append( ID_SETLABELTEXTCOLOUR, "Set label &text colour" );
 138     colMenu->Append( ID_GRIDLINECOLOUR, "&Grid line colour" );
 139     colMenu->Append( ID_SET_CELL_FG_COLOUR, "Set cell &foreground colour" );
 140     colMenu->Append( ID_SET_CELL_BG_COLOUR, "Set cell &background colour" );
 141
 142     wxMenu *editMenu = new wxMenu;
 143     editMenu->Append( ID_INSERTROW, "Insert &row" );
 144     editMenu->Append( ID_INSERTCOL, "Insert &column" );
 145     editMenu->Append( ID_DELETEROW, "Delete selected ro&ws" );
 146     editMenu->Append( ID_DELETECOL, "Delete selected co&ls" );
 147     editMenu->Append( ID_CLEARGRID, "Cl&ear grid cell contents" );
 148
 149     wxMenu *helpMenu = new wxMenu;
 150     helpMenu->Append( ID_ABOUT, "&About wxGrid demo" );
 151
 152     wxMenuBar *menuBar = new wxMenuBar;
 153     menuBar->Append( fileMenu, "&File" );
 154     menuBar->Append( viewMenu, "&View" );
 155     menuBar->Append( colMenu,  "&Colours" );
 156     menuBar->Append( editMenu, "&Edit" );
 157     menuBar->Append( helpMenu, "&Help" );
 158
 159     SetMenuBar( menuBar );
 160
 161     grid = new wxGrid( this,
 162                        -1,
 163                        wxPoint( 0, 0 ),
 164                        wxSize( 400, 300 ) );
 165
 166     logWin = new wxTextCtrl( this,
 167                              -1,
 168                              wxEmptyString,
 169                              wxPoint( 0, gridH + 20 ),
 170                              wxSize( logW, logH ),
 171                              wxTE_MULTILINE );
 172
 173     logger = new wxLogTextCtrl( logWin );
 174     logger->SetActiveTarget( logger );
 175     logger->SetTimestamp( NULL );
 176
 177     // this will create a grid and, by default, an associated grid
 178     // table for string data
 179     //
 180     grid->CreateGrid( 100, 100 );
 181
 182     grid->SetRowSize( 0, 60 );
 183     grid->SetCellValue( 0, 0, "Ctrl+Home\nwill go to\nthis cell" );
 184
 185     grid->SetCellValue( 0, 1, "Blah" );
 186     grid->SetCellValue( 0, 2, "Blah" );
 187
 188     grid->SetCellValue( 0, 5, "Press\nCtrl+arrow\nto skip over\ncells" );
 189
 190     grid->SetRowSize( 99, 60 );
 191     grid->SetCellValue( 99, 99, "Ctrl+End\nwill go to\nthis cell" );
 192
 193     grid->SetCellValue(2, 2, "red");
 194
 195     grid->SetCellTextColour(2, 2, *wxRED);
 196     grid->SetCellValue(3, 3, "green on grey");
 197     grid->SetCellTextColour(3, 3, *wxGREEN);
 198     grid->SetCellBackgroundColour(3, 3, *wxLIGHT_GREY);
 199
 200     grid->SetCellValue(4, 4, "a weird looking cell");
 201     grid->SetCellAlignment(4, 4, wxCENTRE, wxCENTRE);
 202     grid->SetCellRenderer(4, 4, new MyGridCellRenderer);
 203
 204     wxBoxSizer *topSizer = new wxBoxSizer( wxVERTICAL );
 205     topSizer->Add( grid,
 206                    1,
 207                    wxEXPAND );
 208
 209     topSizer->Add( logWin,
 210                    0,
 211                    wxEXPAND );
 212
 213     SetAutoLayout( TRUE );
 214     SetSizer( topSizer );
 215
 216     topSizer->Fit( this );
 217     topSizer->SetSizeHints( this );
 218
 219     Centre();
 220     SetDefaults();
 221 }
 222
 223
 224 GridFrame::~GridFrame()
 225 {
 226 }
 227
 228
 229 void GridFrame::SetDefaults()
 230 {
 231     GetMenuBar()->Check( ID_TOGGLEROWLABELS, TRUE );
 232     GetMenuBar()->Check( ID_TOGGLECOLLABELS, TRUE );
 233     GetMenuBar()->Check( ID_TOGGLEEDIT, TRUE );
 234 }
 235
 236
 237 void GridFrame::ToggleRowLabels( wxCommandEvent& WXUNUSED(ev) )
 238 {
 239     if ( GetMenuBar()->IsChecked( ID_TOGGLEROWLABELS ) )
 240     {
 241         grid->SetRowLabelSize( grid->GetDefaultRowLabelSize() );
 242     }
 243     else
 244     {
 245         grid->SetRowLabelSize( 0 );
 246     }
 247 }
 248
 249
 250 void GridFrame::ToggleColLabels( wxCommandEvent& WXUNUSED(ev) )
 251 {
 252     if ( GetMenuBar()->IsChecked( ID_TOGGLECOLLABELS ) )
 253     {
 254         grid->SetColLabelSize( grid->GetDefaultColLabelSize() );
 255     }
 256     else
 257     {
 258         grid->SetColLabelSize( 0 );
 259     }
 260 }
 261
 262
 263 void GridFrame::ToggleEditing( wxCommandEvent& WXUNUSED(ev) )
 264 {
 265     grid->EnableEditing(
 266         GetMenuBar()->IsChecked( ID_TOGGLEEDIT ) );
 267 }
 268
 269
 270 void GridFrame::SetLabelColour( wxCommandEvent& WXUNUSED(ev) )
 271 {
 272     wxColourDialog dlg( NULL );
 273     if ( dlg.ShowModal() == wxID_OK )
 274     {
 275         wxColourData retData;
 276         retData = dlg.GetColourData();
 277         wxColour colour = retData.GetColour();
 278
 279         grid->SetLabelBackgroundColour( colour );
 280     }
 281 }
 282
 283
 284 void GridFrame::SetLabelTextColour( wxCommandEvent& WXUNUSED(ev) )
 285 {
 286     wxColourDialog dlg( NULL );
 287     if ( dlg.ShowModal() == wxID_OK )
 288     {
 289         wxColourData retData;
 290         retData = dlg.GetColourData();
 291         wxColour colour = retData.GetColour();
 292
 293         grid->SetLabelTextColour( colour );
 294     }
 295 }
 296
 297
 298 void GridFrame::SetRowLabelHorizAlignment( wxCommandEvent& WXUNUSED(ev) )
 299 {
 300     int horiz, vert;
 301     grid->GetRowLabelAlignment( &horiz, &vert );
 302
 303     switch ( horiz )
 304     {
 305         case wxLEFT:
 306             horiz = wxCENTRE;
 307             break;
 308
 309         case wxCENTRE:
 310             horiz = wxRIGHT;
 311             break;
 312
 313         case wxRIGHT:
 314             horiz = wxLEFT;
 315             break;
 316     }
 317
 318     grid->SetRowLabelAlignment( horiz, -1 );
 319 }
 320
 321 void GridFrame::SetRowLabelVertAlignment( wxCommandEvent& WXUNUSED(ev) )
 322 {
 323     int horiz, vert;
 324     grid->GetRowLabelAlignment( &horiz, &vert );
 325
 326     switch ( vert )
 327     {
 328         case wxTOP:
 329             vert = wxCENTRE;
 330             break;
 331
 332         case wxCENTRE:
 333             vert = wxBOTTOM;
 334             break;
 335
 336         case wxBOTTOM:
 337             vert = wxTOP;
 338             break;
 339     }
 340
 341     grid->SetRowLabelAlignment( -1, vert );
 342 }
 343
 344
 345 void GridFrame::SetColLabelHorizAlignment( wxCommandEvent& WXUNUSED(ev) )
 346 {
 347     int horiz, vert;
 348     grid->GetColLabelAlignment( &horiz, &vert );
 349
 350     switch ( horiz )
 351     {
 352         case wxLEFT:
 353             horiz = wxCENTRE;
 354             break;
 355
 356         case wxCENTRE:
 357             horiz = wxRIGHT;
 358             break;
 359
 360         case wxRIGHT:
 361             horiz = wxLEFT;
 362             break;
 363     }
 364
 365     grid->SetColLabelAlignment( horiz, -1 );
 366 }
 367
 368
 369 void GridFrame::SetColLabelVertAlignment( wxCommandEvent& WXUNUSED(ev) )
 370 {
 371     int horiz, vert;
 372     grid->GetColLabelAlignment( &horiz, &vert );
 373
 374     switch ( vert )
 375     {
 376         case wxTOP:
 377             vert = wxCENTRE;
 378             break;
 379
 380         case wxCENTRE:
 381             vert = wxBOTTOM;
 382             break;
 383
 384         case wxBOTTOM:
 385             vert = wxTOP;
 386             break;
 387     }
 388
 389     grid->SetColLabelAlignment( -1, vert );
 390 }
 391
 392
 393 void GridFrame::SetGridLineColour( wxCommandEvent& WXUNUSED(ev) )
 394 {
 395     wxColourDialog dlg( NULL );
 396     if ( dlg.ShowModal() == wxID_OK )
 397     {
 398         wxColourData retData;
 399         retData = dlg.GetColourData();
 400         wxColour colour = retData.GetColour();
 401
 402         grid->SetGridLineColour( colour );
 403     }
 404 }
 405
 406
 407 void GridFrame::InsertRow( wxCommandEvent& WXUNUSED(ev) )
 408 {
 409     grid->InsertRows( 0, 1 );
 410 }
 411
 412
 413 void GridFrame::InsertCol( wxCommandEvent& WXUNUSED(ev) )
 414 {
 415     grid->InsertCols( 0, 1 );
 416 }
 417
 418
 419 void GridFrame::DeleteSelectedRows( wxCommandEvent& WXUNUSED(ev) )
 420 {
 421     if ( grid->IsSelection() )
 422     {
 423         int topRow, bottomRow, leftCol, rightCol;
 424         grid->GetSelection( &topRow, &leftCol, &bottomRow, &rightCol );
 425         grid->DeleteRows( topRow, bottomRow - topRow + 1 );
 426     }
 427 }
 428
 429
 430 void GridFrame::DeleteSelectedCols( wxCommandEvent& WXUNUSED(ev) )
 431 {
 432     if ( grid->IsSelection() )
 433     {
 434         int topRow, bottomRow, leftCol, rightCol;
 435         grid->GetSelection( &topRow, &leftCol, &bottomRow, &rightCol );
 436         grid->DeleteCols( leftCol, rightCol - leftCol + 1 );
 437     }
 438 }
 439
 440
 441 void GridFrame::ClearGrid( wxCommandEvent& WXUNUSED(ev) )
 442 {
 443     grid->ClearGrid();
 444 }
 445
 446 void GridFrame::SetCellFgColour( wxCommandEvent& WXUNUSED(ev) )
 447 {
 448     wxColour col = wxGetColourFromUser(this);
 449     if ( col.Ok() )
 450         grid->SetDefaultCellTextColour(col);
 451 }
 452
 453 void GridFrame::SetCellBgColour( wxCommandEvent& WXUNUSED(ev) )
 454 {
 455     wxColour col = wxGetColourFromUser(this);
 456     if ( col.Ok() )
 457         grid->SetDefaultCellBackgroundColour(col);
 458 }
 459
 460 void GridFrame::OnLabelLeftClick( wxGridEvent& ev )
 461 {
 462     logBuf = "";
 463     if ( ev.GetRow() != -1 )
 464     {
 465         logBuf << "Left click on row label " << ev.GetRow();
 466     }
 467     else if ( ev.GetCol() != -1 )
 468     {
 469         logBuf << "Left click on col label " << ev.GetCol();
 470     }
 471     else
 472     {
 473         logBuf << "Left click on corner label";
 474     }
 475
 476     if ( ev.ShiftDown() ) logBuf << " (shift down)";
 477     wxLogMessage( "%s", logBuf.c_str() );
 478
 479     // you must call event skip if you want default grid processing
 480     //
 481     ev.Skip();
 482 }
 483
 484
 485 void GridFrame::OnCellLeftClick( wxGridEvent& ev )
 486 {
 487     logBuf = "";
 488     logBuf << "Left click at row " << ev.GetRow()
 489            << " col " << ev.GetCol();
 490     wxLogMessage( "%s", logBuf.c_str() );
 491
 492     // you must call event skip if you want default grid processing
 493     // (cell highlighting etc.)
 494     //
 495     ev.Skip();
 496 }
 497
 498
 499 void GridFrame::OnRowSize( wxGridSizeEvent& ev )
 500 {
 501     logBuf = "";
 502     logBuf << "Resized row " << ev.GetRowOrCol();
 503     wxLogMessage( "%s", logBuf.c_str() );
 504
 505     ev.Skip();
 506 }
 507
 508
 509 void GridFrame::OnColSize( wxGridSizeEvent& ev )
 510 {
 511     logBuf = "";
 512     logBuf << "Resized col " << ev.GetRowOrCol();
 513     wxLogMessage( "%s", logBuf.c_str() );
 514
 515     ev.Skip();
 516 }
 517
 518
 519 void GridFrame::OnSelectCell( wxGridEvent& ev )
 520 {
 521     logBuf = "";
 522     logBuf << "Selected cell at row " << ev.GetRow()
 523            << " col " << ev.GetCol();
 524     wxLogMessage( "%s", logBuf.c_str() );
 525
 526     // you must call Skip() if you want the default processing
 527     // to occur in wxGrid
 528     ev.Skip();
 529 }
 530
 531 void GridFrame::OnRangeSelected( wxGridRangeSelectEvent& ev )
 532 {
 533     logBuf = "";
 534     logBuf  << "Selected cells from row " << ev.GetTopRow()
 535             << " col " << ev.GetLeftCol()
 536             << " to row " << ev.GetBottomRow()
 537             << " col " << ev.GetRightCol();
 538
 539     wxLogMessage( "%s", logBuf.c_str() );
 540
 541     ev.Skip();
 542 }
 543
 544 void GridFrame::OnCellValueChanged( wxGridEvent& ev )
 545 {
 546     logBuf = "";
 547     logBuf  << "Value changed for cell at"
 548             << " row " << ev.GetRow()
 549             << " col " << ev.GetCol();
 550
 551     wxLogMessage( "%s", logBuf.c_str() );
 552
 553     ev.Skip();
 554 }
 555
 556
 557 void GridFrame::About(  wxCommandEvent& WXUNUSED(ev) )
 558 {
 559     (void)wxMessageBox( "\n\nwxGrid demo \n\n"
 560                         "Michael Bedward \n"
 561                         "mbedward@ozemail.com.au \n\n",
 562                         "About",
 563                         wxOK );
 564 }
 565
 566
 567 void GridFrame::OnQuit( wxCommandEvent& WXUNUSED(ev) )
 568 {
 569     Close( TRUE );
 570 }
 571
 572 // ----------------------------------------------------------------------------
 573 // MyGridCellRenderer
 574 // ----------------------------------------------------------------------------
 575
 576 void MyGridCellRenderer::Draw(wxGrid& grid,
 577                               wxDC& dc,
 578                               const wxRect& rect,
 579                               int row, int col,
 580                               bool isSelected)
 581 {
 582     wxGridCellStringRenderer::Draw(grid, dc, rect, row, col, isSelected);
 583
 584     dc.SetPen(*wxGREEN_PEN);
 585     dc.SetBrush(*wxTRANSPARENT_BRUSH);
 586     dc.DrawEllipse(rect);
 587 }