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