samples/dataview/dataview.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        dataview.cpp
   3 // Purpose:     wxDataViewCtrl wxWidgets sample
   4 // Author:      Robert Roebling
   5 // Modified by: Francesco Montorsi, Bo Yang
   6 // Created:     06/01/06
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Robert Roebling
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // ============================================================================
  13 // declarations
  14 // ============================================================================
  15
  16 // For compilers that support precompilation, includes "wx/wx.h".
  17 #include "wx/wxprec.h"
  18
  19 #ifdef __BORLANDC__
  20 #pragma hdrstop
  21 #endif
  22
  23 #ifndef WX_PRECOMP
  24     #include "wx/wx.h"
  25 #endif
  26
  27 #include "wx/dataview.h"
  28 #include "wx/datetime.h"
  29 #include "wx/splitter.h"
  30 #include "wx/aboutdlg.h"
  31 #include "wx/colordlg.h"
  32 #include "wx/choicdlg.h"
  33 #include "wx/numdlg.h"
  34 #include "wx/spinctrl.h"
  35 #include "wx/imaglist.h"
  36 #include "wx/notebook.h"
  37
  38 #include "mymodels.h"
  39
  40 // ----------------------------------------------------------------------------
  41 // resources
  42 // ----------------------------------------------------------------------------
  43
  44 #ifndef wxHAS_IMAGES_IN_RESOURCES
  45     #include "../sample.xpm"
  46 #endif
  47
  48 #include "wx_small.xpm"
  49
  50 // ----------------------------------------------------------------------------
  51 // MyApp
  52 // ----------------------------------------------------------------------------
  53
  54 class MyApp: public wxApp
  55 {
  56 public:
  57     virtual bool OnInit();
  58 };
  59
  60 // ----------------------------------------------------------------------------
  61 // MyFrame
  62 // ----------------------------------------------------------------------------
  63
  64 class MyFrame : public wxFrame
  65 {
  66 public:
  67     MyFrame(wxFrame *frame, const wxString &title, int x, int y, int w, int h);
  68     ~MyFrame();
  69
  70     void BuildDataViewCtrl(wxPanel* parent,
  71                            unsigned int nPanel,
  72                            unsigned long style = 0);
  73
  74 private:
  75     // event handlers
  76     void OnStyleChange(wxCommandEvent& event);
  77     void OnSetBackgroundColour(wxCommandEvent& event);
  78     void OnSetForegroundColour(wxCommandEvent& event);
  79     void OnQuit(wxCommandEvent& event);
  80     void OnAbout(wxCommandEvent& event);
  81
  82     void OnClearLog(wxCommandEvent& event);
  83     void OnPageChanged(wxBookCtrlEvent& event);
  84
  85     void OnAddMozart(wxCommandEvent& event);
  86     void OnDeleteSelected(wxCommandEvent& event);
  87     void OnDeleteYear(wxCommandEvent& event);
  88     void OnSelectNinth(wxCommandEvent& event);
  89     void OnCollapse(wxCommandEvent& event);
  90     void OnExpand(wxCommandEvent& event);
  91     void OnShowCurrent(wxCommandEvent& event);
  92     void OnSetNinthCurrent(wxCommandEvent& event);
  93
  94     void OnPrependList(wxCommandEvent& event);
  95     void OnDeleteList(wxCommandEvent& event);
  96     // Fourth page.
  97     void OnDeleteTreeItem(wxCommandEvent& event);
  98     void OnDeleteAllTreeItems(wxCommandEvent& event);
  99     void OnAddTreeItem(wxCommandEvent& event);
 100     void OnAddTreeContainerItem(wxCommandEvent& event);
 101
 102     void OnValueChanged( wxDataViewEvent &event );
 103
 104     void OnActivated( wxDataViewEvent &event );
 105     void OnExpanding( wxDataViewEvent &event );
 106     void OnExpanded( wxDataViewEvent &event );
 107     void OnCollapsing( wxDataViewEvent &event );
 108     void OnCollapsed( wxDataViewEvent &event );
 109     void OnSelectionChanged( wxDataViewEvent &event );
 110
 111     void OnStartEditing( wxDataViewEvent &event );
 112     void OnEditingStarted( wxDataViewEvent &event );
 113     void OnEditingDone( wxDataViewEvent &event );
 114
 115     void OnHeaderClick( wxDataViewEvent &event );
 116     void OnAttrHeaderClick( wxDataViewEvent &event );
 117     void OnHeaderRightClick( wxDataViewEvent &event );
 118     void OnSorted( wxDataViewEvent &event );
 119
 120     void OnContextMenu( wxDataViewEvent &event );
 121
 122     void OnGoto( wxCommandEvent &event);
 123     void OnAddMany( wxCommandEvent &event);
 124     void OnHideAttributes( wxCommandEvent &event);
 125     void OnShowAttributes( wxCommandEvent &event);
 126
 127 #if wxUSE_DRAG_AND_DROP
 128     void OnBeginDrag( wxDataViewEvent &event );
 129     void OnDropPossible( wxDataViewEvent &event );
 130     void OnDrop( wxDataViewEvent &event );
 131 #endif // wxUSE_DRAG_AND_DROP
 132
 133     void OnDataViewChar(wxKeyEvent& event);
 134
 135     // helper used by both OnDeleteSelected() and OnDataViewChar()
 136     void DeleteSelectedItems();
 137
 138
 139     wxNotebook* m_notebook;
 140
 141     // the controls stored in the various tabs of the main notebook:
 142
 143     wxDataViewCtrl* m_ctrl[4];
 144
 145     // the models associated with the first two DVC:
 146
 147     wxObjectDataPtr<MyMusicTreeModel> m_music_model;
 148     wxObjectDataPtr<MyListModel> m_list_model;
 149
 150     // other data:
 151
 152     wxDataViewColumn* m_col;
 153     wxDataViewColumn* m_attributes;
 154
 155     wxTextCtrl* m_log;
 156     wxLog *m_logOld;
 157
 158 private:
 159     DECLARE_EVENT_TABLE()
 160 };
 161
 162
 163 // ----------------------------------------------------------------------------
 164 // MyCustomRenderer
 165 // ----------------------------------------------------------------------------
 166
 167 class MyCustomRenderer: public wxDataViewCustomRenderer
 168 {
 169 public:
 170     MyCustomRenderer()
 171         : wxDataViewCustomRenderer("string",
 172                                    wxDATAVIEW_CELL_ACTIVATABLE,
 173                                    wxALIGN_CENTER)
 174        { }
 175
 176     virtual bool Render( wxRect rect, wxDC *dc, int state )
 177     {
 178         dc->SetBrush( *wxLIGHT_GREY_BRUSH );
 179         dc->SetPen( *wxTRANSPARENT_PEN );
 180
 181         rect.Deflate(2);
 182         dc->DrawRoundedRectangle( rect, 5 );
 183
 184         RenderText(m_value,
 185                    0, // no offset
 186                    wxRect(dc->GetTextExtent(m_value)).CentreIn(rect),
 187                    dc,
 188                    state);
 189         return true;
 190     }
 191
 192     virtual bool ActivateCell(const wxRect& WXUNUSED(cell),
 193                               wxDataViewModel *WXUNUSED(model),
 194                               const wxDataViewItem &WXUNUSED(item),
 195                               unsigned int WXUNUSED(col),
 196                               const wxMouseEvent *mouseEvent)
 197     {
 198         wxString position;
 199         if ( mouseEvent )
 200             position = wxString::Format("via mouse at %d, %d", mouseEvent->m_x, mouseEvent->m_y);
 201         else
 202             position = "from keyboard";
 203         wxLogMessage("MyCustomRenderer ActivateCell() %s", position);
 204         return false;
 205     }
 206
 207     virtual wxSize GetSize() const
 208     {
 209         return wxSize(60,20);
 210     }
 211
 212     virtual bool SetValue( const wxVariant &value )
 213     {
 214         m_value = value.GetString();
 215         return true;
 216     }
 217
 218     virtual bool GetValue( wxVariant &WXUNUSED(value) ) const { return true; }
 219
 220 private:
 221     wxString m_value;
 222 };
 223
 224
 225 // ============================================================================
 226 // implementation
 227 // ============================================================================
 228
 229 // ----------------------------------------------------------------------------
 230 // MyApp
 231 // ----------------------------------------------------------------------------
 232
 233 IMPLEMENT_APP(MyApp)
 234
 235 bool MyApp::OnInit()
 236 {
 237     if ( !wxApp::OnInit() )
 238         return false;
 239
 240     MyFrame *frame =
 241         new MyFrame(NULL, "wxDataViewCtrl sample", 40, 40, 1000, 540);
 242
 243     frame->Show(true);
 244     return true;
 245 }
 246
 247
 248 // ----------------------------------------------------------------------------
 249 // MyFrame
 250 // ----------------------------------------------------------------------------
 251
 252 enum
 253 {
 254     ID_CLEARLOG = wxID_HIGHEST+1,
 255     ID_BACKGROUND_COLOUR,
 256     ID_FOREGROUND_COLOUR,
 257     ID_STYLE_MENU,
 258
 259     // file menu
 260     //ID_SINGLE,        wxDV_SINGLE==0 so it's always present
 261     ID_MULTIPLE,
 262     ID_ROW_LINES,
 263     ID_HORIZ_RULES,
 264     ID_VERT_RULES,
 265
 266     ID_EXIT = wxID_EXIT,
 267
 268     // about menu
 269     ID_ABOUT = wxID_ABOUT,
 270
 271
 272     // control IDs
 273
 274     ID_MUSIC_CTRL       = 50,
 275     ID_ATTR_CTRL        = 51,
 276
 277     ID_ADD_MOZART       = 100,
 278     ID_DELETE_SEL       = 101,
 279     ID_DELETE_YEAR      = 102,
 280     ID_SELECT_NINTH     = 103,
 281     ID_COLLAPSE         = 104,
 282     ID_EXPAND           = 105,
 283     ID_SHOW_CURRENT,
 284     ID_SET_NINTH_CURRENT,
 285
 286     ID_PREPEND_LIST     = 200,
 287     ID_DELETE_LIST      = 201,
 288     ID_GOTO             = 202,
 289     ID_ADD_MANY         = 203,
 290     ID_HIDE_ATTRIBUTES  = 204,
 291     ID_SHOW_ATTRIBUTES  = 205,
 292
 293     // Fourth page.
 294     ID_DELETE_TREE_ITEM = 400,
 295     ID_DELETE_ALL_TREE_ITEMS = 401,
 296     ID_ADD_TREE_ITEM = 402,
 297     ID_ADD_TREE_CONTAINER_ITEM = 403
 298 };
 299
 300 BEGIN_EVENT_TABLE(MyFrame, wxFrame)
 301     EVT_MENU_RANGE( ID_MULTIPLE, ID_VERT_RULES, MyFrame::OnStyleChange )
 302     EVT_MENU( ID_EXIT, MyFrame::OnQuit )
 303     EVT_MENU( ID_ABOUT, MyFrame::OnAbout )
 304     EVT_MENU( ID_CLEARLOG, MyFrame::OnClearLog )
 305
 306     EVT_MENU( ID_FOREGROUND_COLOUR, MyFrame::OnSetForegroundColour )
 307     EVT_MENU( ID_BACKGROUND_COLOUR, MyFrame::OnSetBackgroundColour )
 308
 309     EVT_NOTEBOOK_PAGE_CHANGED( wxID_ANY, MyFrame::OnPageChanged )
 310
 311     EVT_BUTTON( ID_ADD_MOZART, MyFrame::OnAddMozart )
 312     EVT_BUTTON( ID_DELETE_SEL, MyFrame::OnDeleteSelected )
 313     EVT_BUTTON( ID_DELETE_YEAR, MyFrame::OnDeleteYear )
 314     EVT_BUTTON( ID_SELECT_NINTH, MyFrame::OnSelectNinth )
 315     EVT_BUTTON( ID_COLLAPSE, MyFrame::OnCollapse )
 316     EVT_BUTTON( ID_EXPAND, MyFrame::OnExpand )
 317     EVT_BUTTON( ID_SHOW_CURRENT, MyFrame::OnShowCurrent )
 318     EVT_BUTTON( ID_SET_NINTH_CURRENT, MyFrame::OnSetNinthCurrent )
 319
 320     EVT_BUTTON( ID_PREPEND_LIST, MyFrame::OnPrependList )
 321     EVT_BUTTON( ID_DELETE_LIST, MyFrame::OnDeleteList )
 322     EVT_BUTTON( ID_GOTO, MyFrame::OnGoto)
 323     EVT_BUTTON( ID_ADD_MANY, MyFrame::OnAddMany)
 324     EVT_BUTTON( ID_HIDE_ATTRIBUTES, MyFrame::OnHideAttributes)
 325     EVT_BUTTON( ID_SHOW_ATTRIBUTES, MyFrame::OnShowAttributes)
 326     // Fourth page.
 327     EVT_BUTTON( ID_DELETE_TREE_ITEM, MyFrame::OnDeleteTreeItem )
 328     EVT_BUTTON( ID_DELETE_ALL_TREE_ITEMS, MyFrame::OnDeleteAllTreeItems )
 329     EVT_BUTTON( ID_ADD_TREE_ITEM, MyFrame::OnAddTreeItem )
 330     EVT_BUTTON( ID_ADD_TREE_CONTAINER_ITEM, MyFrame::OnAddTreeContainerItem )
 331
 332     EVT_DATAVIEW_ITEM_VALUE_CHANGED( ID_MUSIC_CTRL, MyFrame::OnValueChanged )
 333
 334     EVT_DATAVIEW_ITEM_ACTIVATED(ID_MUSIC_CTRL, MyFrame::OnActivated )
 335     EVT_DATAVIEW_ITEM_EXPANDING(ID_MUSIC_CTRL, MyFrame::OnExpanding)
 336     EVT_DATAVIEW_ITEM_EXPANDED(ID_MUSIC_CTRL, MyFrame::OnExpanded)
 337     EVT_DATAVIEW_ITEM_COLLAPSING(ID_MUSIC_CTRL, MyFrame::OnCollapsing)
 338     EVT_DATAVIEW_ITEM_COLLAPSED(ID_MUSIC_CTRL, MyFrame::OnCollapsed)
 339     EVT_DATAVIEW_SELECTION_CHANGED(ID_MUSIC_CTRL, MyFrame::OnSelectionChanged)
 340
 341     EVT_DATAVIEW_ITEM_START_EDITING(ID_MUSIC_CTRL, MyFrame::OnStartEditing)
 342     EVT_DATAVIEW_ITEM_EDITING_STARTED(ID_MUSIC_CTRL, MyFrame::OnEditingStarted)
 343     EVT_DATAVIEW_ITEM_EDITING_DONE(ID_MUSIC_CTRL, MyFrame::OnEditingDone)
 344
 345     EVT_DATAVIEW_COLUMN_HEADER_CLICK(ID_MUSIC_CTRL, MyFrame::OnHeaderClick)
 346     EVT_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK(ID_MUSIC_CTRL, MyFrame::OnHeaderRightClick)
 347     EVT_DATAVIEW_COLUMN_SORTED(ID_MUSIC_CTRL, MyFrame::OnSorted)
 348
 349     EVT_DATAVIEW_ITEM_CONTEXT_MENU(ID_MUSIC_CTRL, MyFrame::OnContextMenu)
 350
 351 #if wxUSE_DRAG_AND_DROP
 352     EVT_DATAVIEW_ITEM_BEGIN_DRAG( ID_MUSIC_CTRL, MyFrame::OnBeginDrag )
 353     EVT_DATAVIEW_ITEM_DROP_POSSIBLE( ID_MUSIC_CTRL, MyFrame::OnDropPossible )
 354     EVT_DATAVIEW_ITEM_DROP( ID_MUSIC_CTRL, MyFrame::OnDrop )
 355 #endif // wxUSE_DRAG_AND_DROP
 356
 357     EVT_DATAVIEW_COLUMN_HEADER_CLICK(ID_ATTR_CTRL, MyFrame::OnAttrHeaderClick)
 358
 359 END_EVENT_TABLE()
 360
 361 MyFrame::MyFrame(wxFrame *frame, const wxString &title, int x, int y, int w, int h):
 362   wxFrame(frame, wxID_ANY, title, wxPoint(x, y), wxSize(w, h))
 363 {
 364     m_log = NULL;
 365     m_col = NULL;
 366
 367     m_ctrl[0] = NULL;
 368     m_ctrl[1] = NULL;
 369     m_ctrl[2] = NULL;
 370     m_ctrl[3] = NULL;
 371
 372     SetIcon(wxICON(sample));
 373
 374
 375     // build the menus
 376     // ----------------
 377
 378     wxMenu *style_menu = new wxMenu;
 379     //style_menu->AppendCheckItem(ID_SINGLE, "Single selection"));
 380     style_menu->AppendCheckItem(ID_MULTIPLE, "Multiple selection");
 381     style_menu->AppendCheckItem(ID_ROW_LINES, "Alternating colours");
 382     style_menu->AppendCheckItem(ID_HORIZ_RULES, "Display horizontal rules");
 383     style_menu->AppendCheckItem(ID_VERT_RULES, "Display vertical rules");
 384
 385     wxMenu *file_menu = new wxMenu;
 386     file_menu->Append(ID_CLEARLOG, "&Clear log\tCtrl-L");
 387     file_menu->Append(ID_FOREGROUND_COLOUR, "Set &foreground colour...\tCtrl-S");
 388     file_menu->Append(ID_BACKGROUND_COLOUR, "Set &background colour...\tCtrl-B");
 389     file_menu->Append(ID_STYLE_MENU, "&Style", style_menu);
 390     file_menu->AppendSeparator();
 391     file_menu->Append(ID_EXIT, "E&xit");
 392
 393     wxMenu *about_menu = new wxMenu;
 394     about_menu->Append(ID_ABOUT, "&About");
 395
 396     wxMenuBar *menu_bar = new wxMenuBar;
 397     menu_bar->Append(file_menu, "&File");
 398     menu_bar->Append(about_menu, "&About");
 399
 400     SetMenuBar(menu_bar);
 401     CreateStatusBar();
 402
 403
 404     // redirect logs from our event handlers to text control
 405     m_log = new wxTextCtrl( this, wxID_ANY, wxString(), wxDefaultPosition,
 406                             wxDefaultSize, wxTE_MULTILINE );
 407     m_log->SetMinSize(wxSize(-1, 100));
 408     m_logOld = wxLog::SetActiveTarget(new wxLogTextCtrl(m_log));
 409     wxLogMessage( "This is the log window" );
 410
 411
 412     // first page of the notebook
 413     // --------------------------
 414
 415     m_notebook = new wxNotebook( this, wxID_ANY );
 416
 417     wxPanel *firstPanel = new wxPanel( m_notebook, wxID_ANY );
 418
 419     BuildDataViewCtrl(firstPanel, 0);    // sets m_ctrl[0]
 420
 421     const wxSizerFlags border = wxSizerFlags().DoubleBorder();
 422
 423     wxBoxSizer *button_sizer = new wxBoxSizer( wxHORIZONTAL );
 424     button_sizer->Add( new wxButton( firstPanel, ID_ADD_MOZART,  "Add Mozart"),             border );
 425     button_sizer->Add( new wxButton( firstPanel, ID_DELETE_SEL,  "Delete selected"),        border );
 426     button_sizer->Add( new wxButton( firstPanel, ID_DELETE_YEAR, "Delete \"Year\" column"), border );
 427     button_sizer->Add( new wxButton( firstPanel, ID_SELECT_NINTH,"Select ninth symphony"),  border );
 428     button_sizer->Add( new wxButton( firstPanel, ID_COLLAPSE,    "Collapse"),               border );
 429     button_sizer->Add( new wxButton( firstPanel, ID_EXPAND,      "Expand"),                 border );
 430
 431     wxBoxSizer *sizerCurrent = new wxBoxSizer(wxHORIZONTAL);
 432     sizerCurrent->Add(new wxButton(firstPanel, ID_SHOW_CURRENT,
 433                                    "&Show current"), border);
 434     sizerCurrent->Add(new wxButton(firstPanel, ID_SET_NINTH_CURRENT,
 435                                    "Make &ninth symphony current"), border);
 436
 437     wxSizer *firstPanelSz = new wxBoxSizer( wxVERTICAL );
 438     m_ctrl[0]->SetMinSize(wxSize(-1, 200));
 439     firstPanelSz->Add(m_ctrl[0], 1, wxGROW|wxALL, 5);
 440     firstPanelSz->Add(
 441         new wxStaticText(firstPanel, wxID_ANY, "Most of the cells above are editable!"),
 442         0, wxGROW|wxALL, 5);
 443     firstPanelSz->Add(button_sizer);
 444     firstPanelSz->Add(sizerCurrent);
 445     firstPanel->SetSizerAndFit(firstPanelSz);
 446
 447
 448     // second page of the notebook
 449     // ---------------------------
 450
 451     wxPanel *secondPanel = new wxPanel( m_notebook, wxID_ANY );
 452
 453     BuildDataViewCtrl(secondPanel, 1);    // sets m_ctrl[1]
 454
 455     wxBoxSizer *button_sizer2 = new wxBoxSizer( wxHORIZONTAL );
 456     button_sizer2->Add( new wxButton( secondPanel, ID_PREPEND_LIST,"Prepend"),                0, wxALL, 10 );
 457     button_sizer2->Add( new wxButton( secondPanel, ID_DELETE_LIST, "Delete selected"),        0, wxALL, 10 );
 458     button_sizer2->Add( new wxButton( secondPanel, ID_GOTO,        "Goto 50"),                0, wxALL, 10 );
 459     button_sizer2->Add( new wxButton( secondPanel, ID_ADD_MANY,    "Add 1000"),               0, wxALL, 10 );
 460     button_sizer2->Add( new wxButton( secondPanel, ID_HIDE_ATTRIBUTES,    "Hide attributes"), 0, wxALL, 10 );
 461     button_sizer2->Add( new wxButton( secondPanel, ID_SHOW_ATTRIBUTES,    "Show attributes"), 0, wxALL, 10 );
 462
 463     wxSizer *secondPanelSz = new wxBoxSizer( wxVERTICAL );
 464     secondPanelSz->Add(m_ctrl[1], 1, wxGROW|wxALL, 5);
 465     secondPanelSz->Add(button_sizer2);
 466     secondPanel->SetSizerAndFit(secondPanelSz);
 467
 468
 469     // third page of the notebook
 470     // ---------------------------
 471
 472     wxPanel *thirdPanel = new wxPanel( m_notebook, wxID_ANY );
 473
 474     BuildDataViewCtrl(thirdPanel, 2);    // sets m_ctrl[2]
 475
 476     wxSizer *thirdPanelSz = new wxBoxSizer( wxVERTICAL );
 477     thirdPanelSz->Add(m_ctrl[2], 1, wxGROW|wxALL, 5);
 478     thirdPanel->SetSizerAndFit(thirdPanelSz);
 479
 480
 481     // fourth page of the notebook
 482     // ---------------------------
 483
 484     wxPanel *fourthPanel = new wxPanel( m_notebook, wxID_ANY );
 485
 486     BuildDataViewCtrl(fourthPanel, 3);    // sets m_ctrl[3]
 487     // Buttons
 488     wxBoxSizer *button_sizer4 = new wxBoxSizer( wxHORIZONTAL );
 489     button_sizer4->Add( new wxButton( fourthPanel, ID_DELETE_TREE_ITEM, "Delete Selected"), 0, wxALL, 10 );
 490     button_sizer4->Add( new wxButton( fourthPanel, ID_DELETE_ALL_TREE_ITEMS, "Delete All"), 0, wxALL, 10 );
 491     button_sizer4->Add( new wxButton( fourthPanel, ID_ADD_TREE_ITEM, "Add Item"), 0, wxALL, 10 );
 492     button_sizer4->Add( new wxButton( fourthPanel, ID_ADD_TREE_CONTAINER_ITEM, "Add Container"), 0, wxALL, 10 );
 493
 494     wxSizer *fourthPanelSz = new wxBoxSizer( wxVERTICAL );
 495     fourthPanelSz->Add(m_ctrl[3], 1, wxGROW|wxALL, 5);
 496     fourthPanelSz->Add(button_sizer4);
 497     fourthPanel->SetSizerAndFit(fourthPanelSz);
 498
 499
 500
 501     // complete GUI
 502     // ------------
 503
 504     m_notebook->AddPage(firstPanel, "MyMusicTreeModel");
 505     m_notebook->AddPage(secondPanel, "MyListModel");
 506     m_notebook->AddPage(thirdPanel, "wxDataViewListCtrl");
 507     m_notebook->AddPage(fourthPanel, "wxDataViewTreeCtrl");
 508
 509     wxSizer* mainSizer = new wxBoxSizer(wxVERTICAL);
 510
 511     mainSizer->Add( m_notebook, 1, wxGROW );
 512     mainSizer->Add( m_log, 0, wxGROW );
 513
 514     SetSizerAndFit(mainSizer);
 515 }
 516
 517 MyFrame::~MyFrame()
 518 {
 519     delete wxLog::SetActiveTarget(m_logOld);
 520 }
 521
 522 void MyFrame::BuildDataViewCtrl(wxPanel* parent, unsigned int nPanel, unsigned long style)
 523 {
 524     switch (nPanel)
 525     {
 526     case 0:
 527         {
 528             wxASSERT(!m_ctrl[0] && !m_music_model);
 529             m_ctrl[0] =
 530                 new wxDataViewCtrl( parent, ID_MUSIC_CTRL, wxDefaultPosition,
 531                                     wxDefaultSize, style );
 532             m_ctrl[0]->Connect(wxEVT_CHAR,
 533                                wxKeyEventHandler(MyFrame::OnDataViewChar),
 534                                NULL, this);
 535
 536             m_music_model = new MyMusicTreeModel;
 537             m_ctrl[0]->AssociateModel( m_music_model.get() );
 538
 539 #if wxUSE_DRAG_AND_DROP && wxUSE_UNICODE
 540             m_ctrl[0]->EnableDragSource( wxDF_UNICODETEXT );
 541             m_ctrl[0]->EnableDropTarget( wxDF_UNICODETEXT );
 542 #endif // wxUSE_DRAG_AND_DROP && wxUSE_UNICODE
 543
 544             // column 0 of the view control:
 545
 546             wxDataViewTextRenderer *tr =
 547                 new wxDataViewTextRenderer( "string", wxDATAVIEW_CELL_INERT );
 548             wxDataViewColumn *column0 =
 549                 new wxDataViewColumn( "title", tr, 0, 200, wxALIGN_LEFT,
 550                                       wxDATAVIEW_COL_SORTABLE | wxDATAVIEW_COL_RESIZABLE );
 551             m_ctrl[0]->AppendColumn( column0 );
 552 #if 0
 553             // Call this and sorting is enabled
 554             // immediatly upon start up.
 555             column0->SetAsSortKey();
 556 #endif
 557
 558             // column 1 of the view control:
 559
 560             tr = new wxDataViewTextRenderer( "string", wxDATAVIEW_CELL_EDITABLE );
 561             wxDataViewColumn *column1 =
 562                 new wxDataViewColumn( "artist", tr, 1, 150, wxALIGN_LEFT,
 563                                       wxDATAVIEW_COL_SORTABLE | wxDATAVIEW_COL_REORDERABLE |
 564                                       wxDATAVIEW_COL_RESIZABLE );
 565             column1->SetMinWidth(150); // this column can't be resized to be smaller
 566             m_ctrl[0]->AppendColumn( column1 );
 567
 568             // column 2 of the view control:
 569
 570             wxDataViewSpinRenderer *sr =
 571                 new wxDataViewSpinRenderer( 0, 2010, wxDATAVIEW_CELL_EDITABLE, wxALIGN_RIGHT );
 572             wxDataViewColumn *column2 =
 573                 new wxDataViewColumn( "year", sr, 2, 60, wxALIGN_LEFT,
 574                                       wxDATAVIEW_COL_SORTABLE | wxDATAVIEW_COL_REORDERABLE );
 575             m_ctrl[0]->AppendColumn( column2 );
 576
 577             // column 3 of the view control:
 578
 579             wxArrayString choices;
 580             choices.Add( "good" );
 581             choices.Add( "bad" );
 582             choices.Add( "lousy" );
 583             wxDataViewChoiceRenderer *c =
 584                 new wxDataViewChoiceRenderer( choices, wxDATAVIEW_CELL_EDITABLE, wxALIGN_RIGHT );
 585             wxDataViewColumn *column3 =
 586                 new wxDataViewColumn( "rating", c, 3, 100, wxALIGN_LEFT,
 587                                       wxDATAVIEW_COL_REORDERABLE | wxDATAVIEW_COL_RESIZABLE );
 588             m_ctrl[0]->AppendColumn( column3 );
 589
 590             // column 4 of the view control:
 591
 592             m_ctrl[0]->AppendProgressColumn( "popularity", 4, wxDATAVIEW_CELL_INERT, 80 );
 593
 594             // column 5 of the view control:
 595
 596             MyCustomRenderer *cr = new MyCustomRenderer;
 597             wxDataViewColumn *column5 =
 598                 new wxDataViewColumn( "custom", cr, 5, -1, wxALIGN_LEFT,
 599                                       wxDATAVIEW_COL_RESIZABLE );
 600             m_ctrl[0]->AppendColumn( column5 );
 601
 602
 603             // select initially the ninth symphony:
 604             m_ctrl[0]->Select(m_music_model->GetNinthItem());
 605         }
 606         break;
 607
 608     case 1:
 609         {
 610             wxASSERT(!m_ctrl[1] && !m_list_model);
 611             m_ctrl[1] = new wxDataViewCtrl( parent, ID_ATTR_CTRL, wxDefaultPosition,
 612                                             wxDefaultSize, style );
 613
 614             m_list_model = new MyListModel;
 615             m_ctrl[1]->AssociateModel( m_list_model.get() );
 616
 617             // the various columns
 618             m_ctrl[1]->AppendTextColumn("editable string",
 619                                         MyListModel::Col_EditableText,
 620                                         wxDATAVIEW_CELL_EDITABLE,
 621                                         wxCOL_WIDTH_AUTOSIZE);
 622             m_ctrl[1]->AppendIconTextColumn("icon",
 623                                             MyListModel::Col_IconText,
 624                                             wxDATAVIEW_CELL_EDITABLE,
 625                                             wxCOL_WIDTH_AUTOSIZE);
 626
 627             m_attributes =
 628                 new wxDataViewColumn("attributes",
 629                                      new wxDataViewTextRenderer,
 630                                      MyListModel::Col_TextWithAttr,
 631                                      wxCOL_WIDTH_AUTOSIZE,
 632                                      wxALIGN_RIGHT,
 633                                      wxDATAVIEW_COL_REORDERABLE | wxDATAVIEW_COL_RESIZABLE );
 634             m_ctrl[1]->AppendColumn( m_attributes );
 635
 636             m_ctrl[1]->AppendColumn(
 637                 new wxDataViewColumn("custom renderer",
 638                                      new MyCustomRenderer,
 639                                      MyListModel::Col_Custom)
 640             );
 641         }
 642         break;
 643
 644     case 2:
 645         {
 646             wxASSERT(!m_ctrl[2]);
 647             wxDataViewListCtrl* lc =
 648                 new wxDataViewListCtrl( parent, wxID_ANY, wxDefaultPosition,
 649                                         wxDefaultSize, style );
 650             m_ctrl[2] = lc;
 651
 652             MyListStoreDerivedModel* page2_model = new MyListStoreDerivedModel();
 653             lc->AssociateModel(page2_model);
 654             page2_model->DecRef();
 655
 656             lc->AppendToggleColumn( "Toggle" );
 657             lc->AppendTextColumn( "Text" );
 658             lc->AppendProgressColumn( "Progress" );
 659
 660             wxVector<wxVariant> data;
 661             for (unsigned int i=0; i<10; i++)
 662             {
 663                 data.clear();
 664                 data.push_back( (i%3) == 0 );
 665                 data.push_back( wxString::Format("row %d", i) );
 666                 data.push_back( long(5*i) );
 667
 668                 lc->AppendItem( data );
 669             }
 670         }
 671         break;
 672
 673     case 3:
 674         {
 675             wxASSERT(!m_ctrl[3]);
 676             wxDataViewTreeCtrl* tc =
 677                 new wxDataViewTreeCtrl( parent, wxID_ANY, wxDefaultPosition,
 678                                         wxDefaultSize, style | wxDV_NO_HEADER );
 679             m_ctrl[3] = tc;
 680
 681             wxImageList *ilist = new wxImageList( 16, 16 );
 682             ilist->Add( wxIcon(wx_small_xpm) );
 683             tc->AssignImageList( ilist );
 684
 685             wxDataViewItem parent =
 686                 tc->AppendContainer( wxDataViewItem(0), "The Root", 0 );
 687             tc->AppendItem( parent, "Child 1", 0 );
 688             tc->AppendItem( parent, "Child 2", 0 );
 689             tc->AppendItem( parent, "Child 3, very long, long, long, long", 0 );
 690
 691             wxDataViewItem cont =
 692                 tc->AppendContainer( parent, "Container child", 0 );
 693             tc->AppendItem( cont, "Child 4", 0 );
 694             tc->AppendItem( cont, "Child 5", 0 );
 695
 696             tc->Expand(cont);
 697         }
 698         break;
 699     }
 700 }
 701
 702
 703 // ----------------------------------------------------------------------------
 704 // MyFrame - generic event handlers
 705 // ----------------------------------------------------------------------------
 706
 707 void MyFrame::OnClearLog( wxCommandEvent& WXUNUSED(event) )
 708 {
 709     m_log->Clear();
 710 }
 711
 712 void MyFrame::OnSetForegroundColour(wxCommandEvent& WXUNUSED(event))
 713 {
 714     wxDataViewCtrl * const dvc = m_ctrl[m_notebook->GetSelection()];
 715     wxColour col = wxGetColourFromUser(this, dvc->GetForegroundColour());
 716     if ( col.IsOk() )
 717     {
 718         dvc->SetForegroundColour(col);
 719         Refresh();
 720     }
 721 }
 722
 723 void MyFrame::OnSetBackgroundColour(wxCommandEvent& WXUNUSED(event))
 724 {
 725     wxDataViewCtrl * const dvc = m_ctrl[m_notebook->GetSelection()];
 726     wxColour col = wxGetColourFromUser(this, dvc->GetBackgroundColour());
 727     if ( col.IsOk() )
 728     {
 729         dvc->SetBackgroundColour(col);
 730         Refresh();
 731     }
 732 }
 733
 734 void MyFrame::OnPageChanged( wxBookCtrlEvent& WXUNUSED(event) )
 735 {
 736     unsigned int nPanel = m_notebook->GetSelection();
 737
 738     GetMenuBar()->FindItem(ID_STYLE_MENU)->SetItemLabel(
 739                 wxString::Format("Style of panel #%d", nPanel+1));
 740
 741     for (unsigned int id = ID_MULTIPLE; id <= ID_VERT_RULES; id++)
 742     {
 743         unsigned long style = 0;
 744         switch (id)
 745         {
 746         /*case ID_SINGLE:
 747             style = wxDV_SINGLE;
 748             break;*/
 749         case ID_MULTIPLE:
 750             style = wxDV_MULTIPLE;
 751             break;
 752         case ID_ROW_LINES:
 753             style = wxDV_ROW_LINES;
 754             break;
 755         case ID_HORIZ_RULES:
 756             style = wxDV_HORIZ_RULES;
 757             break;
 758         case ID_VERT_RULES:
 759             style = wxDV_VERT_RULES;
 760             break;
 761         default:
 762             wxFAIL;
 763         }
 764
 765         GetMenuBar()->FindItem(id)->Check( m_ctrl[nPanel]->HasFlag(style) );
 766     }
 767 }
 768
 769 void MyFrame::OnStyleChange( wxCommandEvent& WXUNUSED(event) )
 770 {
 771     unsigned int nPanel = m_notebook->GetSelection();
 772
 773     // build the style
 774     unsigned long style = 0;
 775     /*if (GetMenuBar()->FindItem(ID_SINGLE)->IsChecked())
 776         style |= wxDV_SINGLE;*/
 777     if (GetMenuBar()->FindItem(ID_MULTIPLE)->IsChecked())
 778         style |= wxDV_MULTIPLE;
 779     if (GetMenuBar()->FindItem(ID_ROW_LINES)->IsChecked())
 780         style |= wxDV_ROW_LINES;
 781     if (GetMenuBar()->FindItem(ID_HORIZ_RULES)->IsChecked())
 782         style |= wxDV_HORIZ_RULES;
 783     if (GetMenuBar()->FindItem(ID_VERT_RULES)->IsChecked())
 784         style |= wxDV_VERT_RULES;
 785
 786     wxSizer* sz = m_ctrl[nPanel]->GetContainingSizer();
 787     wxASSERT(sz);
 788
 789     sz->Detach(m_ctrl[nPanel]);
 790     wxDELETE(m_ctrl[nPanel]);
 791     m_ctrl[nPanel] = NULL;
 792
 793     if (nPanel == 0)
 794         m_music_model.reset(NULL);
 795     else if (nPanel == 1)
 796         m_list_model.reset(NULL);
 797
 798     // rebuild the DVC for the selected panel:
 799     BuildDataViewCtrl((wxPanel*)m_notebook->GetPage(nPanel), nPanel, style);
 800
 801     sz->Prepend(m_ctrl[nPanel], 1, wxGROW|wxALL, 5);
 802     sz->Layout();
 803 }
 804
 805 void MyFrame::OnQuit( wxCommandEvent& WXUNUSED(event) )
 806 {
 807     Close(true);
 808 }
 809
 810 void MyFrame::OnAbout( wxCommandEvent& WXUNUSED(event) )
 811 {
 812     wxAboutDialogInfo info;
 813     info.SetName(_("DataView sample"));
 814     info.SetDescription(_("This sample demonstrates wxDataViewCtrl"));
 815     info.SetCopyright(wxT("(C) 2007-2009 Robert Roebling"));
 816     info.AddDeveloper("Robert Roebling");
 817     info.AddDeveloper("Francesco Montorsi");
 818
 819     wxAboutBox(info);
 820 }
 821
 822
 823 // ----------------------------------------------------------------------------
 824 // MyFrame - event handlers for the first page
 825 // ----------------------------------------------------------------------------
 826
 827 #if wxUSE_DRAG_AND_DROP
 828
 829 void MyFrame::OnBeginDrag( wxDataViewEvent &event )
 830 {
 831     wxDataViewItem item( event.GetItem() );
 832
 833     // only allow drags for item, not containers
 834     if (m_music_model->IsContainer( item ) )
 835     {
 836         event.Veto();
 837         return;
 838     }
 839
 840     MyMusicTreeModelNode *node = (MyMusicTreeModelNode*) item.GetID();
 841     wxTextDataObject *obj = new wxTextDataObject;
 842     obj->SetText( node->m_title );
 843     event.SetDataObject( obj );
 844     event.SetDragFlags(wxDrag_AllowMove); // allows both copy and move
 845 }
 846
 847 void MyFrame::OnDropPossible( wxDataViewEvent &event )
 848 {
 849     wxDataViewItem item( event.GetItem() );
 850
 851     // only allow drags for item, not containers
 852     if (m_music_model->IsContainer( item ) )
 853         event.Veto();
 854
 855     if (event.GetDataFormat() != wxDF_UNICODETEXT)
 856         event.Veto();
 857 }
 858
 859 void MyFrame::OnDrop( wxDataViewEvent &event )
 860 {
 861     wxDataViewItem item( event.GetItem() );
 862
 863     // only allow drops for item, not containers
 864     if (m_music_model->IsContainer( item ) )
 865     {
 866         event.Veto();
 867         return;
 868     }
 869
 870     if (event.GetDataFormat() != wxDF_UNICODETEXT)
 871     {
 872         event.Veto();
 873         return;
 874     }
 875
 876     wxTextDataObject obj;
 877     obj.SetData( wxDF_UNICODETEXT, event.GetDataSize(), event.GetDataBuffer() );
 878
 879     wxLogMessage( "Text dropped: %s", obj.GetText() );
 880 }
 881
 882 #endif // wxUSE_DRAG_AND_DROP
 883
 884 void MyFrame::OnAddMozart( wxCommandEvent& WXUNUSED(event) )
 885 {
 886     m_music_model->AddToClassical( "Eine kleine Nachtmusik", "Wolfgang Mozart", 1787 );
 887 }
 888
 889 void MyFrame::DeleteSelectedItems()
 890 {
 891     wxDataViewItemArray items;
 892     int len = m_ctrl[0]->GetSelections( items );
 893     for( int i = 0; i < len; i ++ )
 894         if (items[i].IsOk())
 895             m_music_model->Delete( items[i] );
 896 }
 897
 898 void MyFrame::OnDeleteSelected( wxCommandEvent& WXUNUSED(event) )
 899 {
 900     DeleteSelectedItems();
 901 }
 902
 903 void MyFrame::OnDeleteYear( wxCommandEvent& WXUNUSED(event) )
 904 {
 905     m_ctrl[0]->DeleteColumn( m_ctrl[0]->GetColumn( 2 ) );
 906     FindWindow( ID_DELETE_YEAR )->Disable();
 907 }
 908
 909 void MyFrame::OnSelectNinth( wxCommandEvent& WXUNUSED(event) )
 910 {
 911     if (!m_music_model->GetNinthItem().IsOk())
 912     {
 913         wxLogError( "Cannot select the ninth symphony: it was removed!" );
 914         return;
 915     }
 916
 917     m_ctrl[0]->Select( m_music_model->GetNinthItem() );
 918 }
 919
 920 void MyFrame::OnCollapse( wxCommandEvent& WXUNUSED(event) )
 921 {
 922     wxDataViewItem item = m_ctrl[0]->GetSelection();
 923     if (item.IsOk())
 924         m_ctrl[0]->Collapse( item );
 925 }
 926
 927 void MyFrame::OnExpand( wxCommandEvent& WXUNUSED(event) )
 928 {
 929     wxDataViewItem item = m_ctrl[0]->GetSelection();
 930     if (item.IsOk())
 931         m_ctrl[0]->Expand( item );
 932 }
 933
 934 void MyFrame::OnShowCurrent(wxCommandEvent& WXUNUSED(event))
 935 {
 936     wxDataViewItem item = m_ctrl[0]->GetCurrentItem();
 937     if ( item.IsOk() )
 938     {
 939         wxLogMessage("Current item: \"%s\" by %s",
 940                      m_music_model->GetTitle(item),
 941                      m_music_model->GetArtist(item));
 942     }
 943     else
 944     {
 945         wxLogMessage("There is no current item.");
 946     }
 947
 948     wxDataViewColumn *col = m_ctrl[0]->GetCurrentColumn();
 949     if ( col )
 950     {
 951         wxLogMessage("Current column: %d",
 952                      m_ctrl[0]->GetColumnPosition(col));
 953     }
 954     else
 955     {
 956         wxLogMessage("There is no current column.");
 957     }
 958 }
 959
 960 void MyFrame::OnSetNinthCurrent(wxCommandEvent& WXUNUSED(event))
 961 {
 962     wxDataViewItem item(m_music_model->GetNinthItem());
 963     if ( !item.IsOk() )
 964     {
 965         wxLogError( "Cannot make the ninth symphony current: it was removed!" );
 966         return;
 967     }
 968
 969     m_ctrl[0]->SetCurrentItem(item);
 970 }
 971
 972 void MyFrame::OnValueChanged( wxDataViewEvent &event )
 973 {
 974     wxString title = m_music_model->GetTitle( event.GetItem() );
 975     wxLogMessage( "wxEVT_DATAVIEW_ITEM_VALUE_CHANGED, Item Id: %s;  Column: %d",
 976                   title, event.GetColumn() );
 977 }
 978
 979 void MyFrame::OnActivated( wxDataViewEvent &event )
 980 {
 981     wxString title = m_music_model->GetTitle( event.GetItem() );
 982     wxLogMessage( "wxEVT_DATAVIEW_ITEM_ACTIVATED, Item: %s", title );
 983
 984     if (m_ctrl[0]->IsExpanded( event.GetItem() ))
 985     {
 986         wxLogMessage( "Item: %s is expanded", title );
 987     }
 988 }
 989
 990 void MyFrame::OnSelectionChanged( wxDataViewEvent &event )
 991 {
 992     wxString title = m_music_model->GetTitle( event.GetItem() );
 993     if (title.empty())
 994         title = "None";
 995
 996     wxLogMessage( "wxEVT_DATAVIEW_SELECTION_CHANGED, First selected Item: %s", title );
 997 }
 998
 999 void MyFrame::OnExpanding( wxDataViewEvent &event )
1000 {
1001     wxString title = m_music_model->GetTitle( event.GetItem() );
1002     wxLogMessage( "wxEVT_DATAVIEW_ITEM_EXPANDING, Item: %s", title );
1003 }
1004
1005
1006 void MyFrame::OnStartEditing( wxDataViewEvent &event )
1007 {
1008     wxString artist = m_music_model->GetArtist( event.GetItem() );
1009     if (artist == "Ludwig van Beethoven")
1010     {
1011         event.Veto();
1012
1013         wxLogMessage( "wxEVT_DATAVIEW_ITEM_START_EDITING vetoed. Artist: %s", artist );
1014     }
1015     else
1016         wxLogMessage( "wxEVT_DATAVIEW_ITEM_START_EDITING not vetoed. Artist: %s", artist );
1017
1018 }
1019
1020 void MyFrame::OnEditingStarted( wxDataViewEvent &event )
1021 {
1022     wxString title = m_music_model->GetTitle( event.GetItem() );
1023     wxLogMessage( "wxEVT_DATAVIEW_ITEM_EDITING_STARTED, Item: %s", title );
1024 }
1025
1026 void MyFrame::OnEditingDone( wxDataViewEvent &event )
1027 {
1028     wxString title = m_music_model->GetTitle( event.GetItem() );
1029     wxLogMessage( "wxEVT_DATAVIEW_ITEM_EDITING_DONE, Item: %s", title );
1030 }
1031
1032 void MyFrame::OnExpanded( wxDataViewEvent &event )
1033 {
1034     wxString title = m_music_model->GetTitle( event.GetItem() );
1035     wxLogMessage( "wxEVT_DATAVIEW_ITEM_EXPANDED, Item: %s", title );
1036 }
1037
1038 void MyFrame::OnCollapsing( wxDataViewEvent &event )
1039 {
1040     wxString title = m_music_model->GetTitle( event.GetItem() );
1041     wxLogMessage( "wxEVT_DATAVIEW_ITEM_COLLAPSING, Item: %s", title );
1042 }
1043
1044 void MyFrame::OnCollapsed( wxDataViewEvent &event )
1045 {
1046     wxString title = m_music_model->GetTitle( event.GetItem() );
1047     wxLogMessage( "wxEVT_DATAVIEW_ITEM_COLLAPSED, Item: %s", title );
1048 }
1049
1050 void MyFrame::OnContextMenu( wxDataViewEvent &event )
1051 {
1052     wxString title = m_music_model->GetTitle( event.GetItem() );
1053     wxLogMessage( "wxEVT_DATAVIEW_ITEM_CONTEXT_MENU, Item: %s", title );
1054
1055     wxMenu menu;
1056     menu.Append( 1, "menuitem 1" );
1057     menu.Append( 2, "menuitem 2" );
1058     menu.Append( 3, "menuitem 3" );
1059
1060     m_ctrl[0]->PopupMenu(&menu);
1061 }
1062
1063 void MyFrame::OnAttrHeaderClick( wxDataViewEvent &event )
1064 {
1065     // we need to skip the event to let the default behaviour of sorting by
1066     // this column when it is clicked to take place
1067     event.Skip();
1068
1069     int pos = m_ctrl[1]->GetColumnPosition( event.GetDataViewColumn() );
1070
1071     wxLogMessage( "wxEVT_DATAVIEW_COLUMN_HEADER_CLICK, Column position: %d", pos );
1072     wxLogMessage( "Column title: %s  Column width: %d", event.GetDataViewColumn()->GetTitle(), event.GetDataViewColumn()->GetWidth() );
1073 }
1074
1075 void MyFrame::OnHeaderClick( wxDataViewEvent &event )
1076 {
1077     // we need to skip the event to let the default behaviour of sorting by
1078     // this column when it is clicked to take place
1079     event.Skip();
1080
1081     int pos = m_ctrl[0]->GetColumnPosition( event.GetDataViewColumn() );
1082
1083     wxLogMessage( "wxEVT_DATAVIEW_COLUMN_HEADER_CLICK, Column position: %d", pos );
1084     wxLogMessage( "Column width: %d", event.GetDataViewColumn()->GetWidth() );
1085 }
1086
1087 void MyFrame::OnHeaderRightClick( wxDataViewEvent &event )
1088 {
1089     int pos = m_ctrl[0]->GetColumnPosition( event.GetDataViewColumn() );
1090
1091     wxLogMessage( "wxEVT_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK, Column position: %d", pos );
1092 }
1093
1094 void MyFrame::OnSorted( wxDataViewEvent &event )
1095 {
1096     int pos = m_ctrl[0]->GetColumnPosition( event.GetDataViewColumn() );
1097
1098     wxLogMessage( "wxEVT_DATAVIEW_COLUMN_SORTED, Column position: %d", pos );
1099 }
1100
1101 void MyFrame::OnDataViewChar(wxKeyEvent& event)
1102 {
1103     if ( event.GetKeyCode() == WXK_DELETE )
1104         DeleteSelectedItems();
1105     else
1106         event.Skip();
1107 }
1108
1109 // ----------------------------------------------------------------------------
1110 // MyFrame - event handlers for the second page
1111 // ----------------------------------------------------------------------------
1112
1113 void MyFrame::OnPrependList( wxCommandEvent& WXUNUSED(event) )
1114 {
1115     m_list_model->Prepend("Test");
1116 }
1117
1118 void MyFrame::OnDeleteList( wxCommandEvent& WXUNUSED(event) )
1119 {
1120     wxDataViewItemArray items;
1121     int len = m_ctrl[1]->GetSelections( items );
1122     if (len > 0)
1123         m_list_model->DeleteItems( items );
1124 }
1125
1126 void MyFrame::OnGoto(wxCommandEvent& WXUNUSED(event))
1127 {
1128     wxDataViewItem item = m_list_model->GetItem( 50 );
1129     m_ctrl[1]->EnsureVisible(item,m_col);
1130 }
1131
1132 void MyFrame::OnAddMany(wxCommandEvent& WXUNUSED(event))
1133 {
1134     m_list_model->AddMany();
1135 }
1136
1137 void MyFrame::OnHideAttributes(wxCommandEvent& WXUNUSED(event))
1138 {
1139     m_attributes->SetHidden(true);
1140 }
1141
1142 void MyFrame::OnShowAttributes(wxCommandEvent& WXUNUSED(event))
1143 {
1144     m_attributes->SetHidden(false);
1145 }
1146
1147 // ----------------------------------------------------------------------------
1148 // MyFrame - event handlers for the fourth page
1149 // ----------------------------------------------------------------------------
1150
1151 void MyFrame::OnDeleteTreeItem(wxCommandEvent& WXUNUSED(event))
1152 {
1153     wxDataViewTreeCtrl* ctrl = (wxDataViewTreeCtrl*) m_ctrl[3];
1154     wxDataViewItem selected = ctrl->GetSelection();
1155     if (!selected.IsOk())
1156         return;
1157
1158     ctrl->DeleteItem(selected);
1159 }
1160
1161 void MyFrame::OnDeleteAllTreeItems(wxCommandEvent& WXUNUSED(event))
1162 {
1163     wxDataViewTreeCtrl* ctrl = (wxDataViewTreeCtrl*) m_ctrl[3];
1164     ctrl->DeleteAllItems();
1165 }
1166
1167 void MyFrame::OnAddTreeItem(wxCommandEvent& WXUNUSED(event))
1168 {
1169     wxDataViewTreeCtrl* ctrl = (wxDataViewTreeCtrl*) m_ctrl[3];
1170     wxDataViewItem selected = ctrl->GetSelection();
1171     if (ctrl->IsContainer(selected)) {
1172         wxDataViewItem newitem = ctrl->AppendItem( selected, "Item", 0 );
1173         ctrl->Select(newitem);
1174         ctrl->EditItem(newitem, ctrl->GetColumn(0));
1175     }
1176 }
1177
1178 void MyFrame::OnAddTreeContainerItem(wxCommandEvent& WXUNUSED(event))
1179 {
1180     wxDataViewTreeCtrl* ctrl = (wxDataViewTreeCtrl*) m_ctrl[3];
1181     wxDataViewItem selected = ctrl->GetSelection();
1182     if (ctrl->IsContainer(selected))
1183         ctrl->AppendContainer(selected, "Container", 0 );
1184 }
1185