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 __WXMSW__
  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 Activate( wxRect WXUNUSED(cell),
 193                            wxDataViewModel *WXUNUSED(model),
 194                            const wxDataViewItem &WXUNUSED(item),
 195                            unsigned int WXUNUSED(col) )
 196     {
 197         wxLogMessage( "MyCustomRenderer Activate()" );
 198         return false;
 199     }
 200
 201     virtual bool LeftClick( wxPoint cursor, wxRect WXUNUSED(cell),
 202                            wxDataViewModel *WXUNUSED(model),
 203                            const wxDataViewItem &WXUNUSED(item),
 204                            unsigned int WXUNUSED(col) )
 205     {
 206         wxLogMessage( "MyCustomRenderer LeftClick( %d, %d )", cursor.x, cursor.y );
 207         return false;
 208     }
 209
 210     virtual wxSize GetSize() const
 211     {
 212         return wxSize(60,20);
 213     }
 214
 215     virtual bool SetValue( const wxVariant &value )
 216     {
 217         m_value = value.GetString();
 218         return true;
 219     }
 220
 221     virtual bool GetValue( wxVariant &WXUNUSED(value) ) const { return true; }
 222
 223 private:
 224     wxString m_value;
 225 };
 226
 227
 228 // ============================================================================
 229 // implementation
 230 // ============================================================================
 231
 232 // ----------------------------------------------------------------------------
 233 // MyApp
 234 // ----------------------------------------------------------------------------
 235
 236 IMPLEMENT_APP(MyApp)
 237
 238 bool MyApp::OnInit()
 239 {
 240     if ( !wxApp::OnInit() )
 241         return false;
 242
 243     MyFrame *frame =
 244         new MyFrame(NULL, "wxDataViewCtrl sample", 40, 40, 1000, 540);
 245     SetTopWindow(frame);
 246
 247     frame->Show(true);
 248     return true;
 249 }
 250
 251
 252 // ----------------------------------------------------------------------------
 253 // MyFrame
 254 // ----------------------------------------------------------------------------
 255
 256 enum
 257 {
 258     ID_CLEARLOG = wxID_HIGHEST+1,
 259     ID_BACKGROUND_COLOUR,
 260     ID_FOREGROUND_COLOUR,
 261     ID_STYLE_MENU,
 262
 263     // file menu
 264     //ID_SINGLE,        wxDV_SINGLE==0 so it's always present
 265     ID_MULTIPLE,
 266     ID_ROW_LINES,
 267     ID_HORIZ_RULES,
 268     ID_VERT_RULES,
 269
 270     ID_EXIT = wxID_EXIT,
 271
 272     // about menu
 273     ID_ABOUT = wxID_ABOUT,
 274
 275
 276     // control IDs
 277
 278     ID_MUSIC_CTRL       = 50,
 279     ID_ATTR_CTRL        = 51,
 280
 281     ID_ADD_MOZART       = 100,
 282     ID_DELETE_SEL       = 101,
 283     ID_DELETE_YEAR      = 102,
 284     ID_SELECT_NINTH     = 103,
 285     ID_COLLAPSE         = 104,
 286     ID_EXPAND           = 105,
 287     ID_SHOW_CURRENT,
 288     ID_SET_NINTH_CURRENT,
 289
 290     ID_PREPEND_LIST     = 200,
 291     ID_DELETE_LIST      = 201,
 292     ID_GOTO             = 202,
 293     ID_ADD_MANY         = 203,
 294     ID_HIDE_ATTRIBUTES  = 204,
 295     ID_SHOW_ATTRIBUTES  = 205,
 296
 297     // Fourth page.
 298     ID_DELETE_TREE_ITEM = 400,
 299     ID_DELETE_ALL_TREE_ITEMS = 401,
 300     ID_ADD_TREE_ITEM = 402,
 301     ID_ADD_TREE_CONTAINER_ITEM = 403
 302 };
 303
 304 BEGIN_EVENT_TABLE(MyFrame, wxFrame)
 305     EVT_MENU_RANGE( ID_MULTIPLE, ID_VERT_RULES, MyFrame::OnStyleChange )
 306     EVT_MENU( ID_EXIT, MyFrame::OnQuit )
 307     EVT_MENU( ID_ABOUT, MyFrame::OnAbout )
 308     EVT_MENU( ID_CLEARLOG, MyFrame::OnClearLog )
 309
 310     EVT_MENU( ID_FOREGROUND_COLOUR, MyFrame::OnSetForegroundColour )
 311     EVT_MENU( ID_BACKGROUND_COLOUR, MyFrame::OnSetBackgroundColour )
 312
 313     EVT_NOTEBOOK_PAGE_CHANGED( wxID_ANY, MyFrame::OnPageChanged )
 314
 315     EVT_BUTTON( ID_ADD_MOZART, MyFrame::OnAddMozart )
 316     EVT_BUTTON( ID_DELETE_SEL, MyFrame::OnDeleteSelected )
 317     EVT_BUTTON( ID_DELETE_YEAR, MyFrame::OnDeleteYear )
 318     EVT_BUTTON( ID_SELECT_NINTH, MyFrame::OnSelectNinth )
 319     EVT_BUTTON( ID_COLLAPSE, MyFrame::OnCollapse )
 320     EVT_BUTTON( ID_EXPAND, MyFrame::OnExpand )
 321     EVT_BUTTON( ID_SHOW_CURRENT, MyFrame::OnShowCurrent )
 322     EVT_BUTTON( ID_SET_NINTH_CURRENT, MyFrame::OnSetNinthCurrent )
 323
 324     EVT_BUTTON( ID_PREPEND_LIST, MyFrame::OnPrependList )
 325     EVT_BUTTON( ID_DELETE_LIST, MyFrame::OnDeleteList )
 326     EVT_BUTTON( ID_GOTO, MyFrame::OnGoto)
 327     EVT_BUTTON( ID_ADD_MANY, MyFrame::OnAddMany)
 328     EVT_BUTTON( ID_HIDE_ATTRIBUTES, MyFrame::OnHideAttributes)
 329     EVT_BUTTON( ID_SHOW_ATTRIBUTES, MyFrame::OnShowAttributes)
 330     // Fourth page.
 331     EVT_BUTTON( ID_DELETE_TREE_ITEM, MyFrame::OnDeleteTreeItem )
 332     EVT_BUTTON( ID_DELETE_ALL_TREE_ITEMS, MyFrame::OnDeleteAllTreeItems )
 333     EVT_BUTTON( ID_ADD_TREE_ITEM, MyFrame::OnAddTreeItem )
 334     EVT_BUTTON( ID_ADD_TREE_CONTAINER_ITEM, MyFrame::OnAddTreeContainerItem )
 335
 336     EVT_DATAVIEW_ITEM_VALUE_CHANGED( ID_MUSIC_CTRL, MyFrame::OnValueChanged )
 337
 338     EVT_DATAVIEW_ITEM_ACTIVATED(ID_MUSIC_CTRL, MyFrame::OnActivated )
 339     EVT_DATAVIEW_ITEM_EXPANDING(ID_MUSIC_CTRL, MyFrame::OnExpanding)
 340     EVT_DATAVIEW_ITEM_EXPANDED(ID_MUSIC_CTRL, MyFrame::OnExpanded)
 341     EVT_DATAVIEW_ITEM_COLLAPSING(ID_MUSIC_CTRL, MyFrame::OnCollapsing)
 342     EVT_DATAVIEW_ITEM_COLLAPSED(ID_MUSIC_CTRL, MyFrame::OnCollapsed)
 343     EVT_DATAVIEW_SELECTION_CHANGED(ID_MUSIC_CTRL, MyFrame::OnSelectionChanged)
 344
 345     EVT_DATAVIEW_ITEM_START_EDITING(ID_MUSIC_CTRL, MyFrame::OnStartEditing)
 346     EVT_DATAVIEW_ITEM_EDITING_STARTED(ID_MUSIC_CTRL, MyFrame::OnEditingStarted)
 347     EVT_DATAVIEW_ITEM_EDITING_DONE(ID_MUSIC_CTRL, MyFrame::OnEditingDone)
 348
 349     EVT_DATAVIEW_COLUMN_HEADER_CLICK(ID_MUSIC_CTRL, MyFrame::OnHeaderClick)
 350     EVT_DATAVIEW_COLUMN_HEADER_RIGHT_CLICKED(ID_MUSIC_CTRL, MyFrame::OnHeaderRightClick)
 351     EVT_DATAVIEW_COLUMN_SORTED(ID_MUSIC_CTRL, MyFrame::OnSorted)
 352
 353     EVT_DATAVIEW_ITEM_CONTEXT_MENU(ID_MUSIC_CTRL, MyFrame::OnContextMenu)
 354
 355 #if wxUSE_DRAG_AND_DROP
 356     EVT_DATAVIEW_ITEM_BEGIN_DRAG( ID_MUSIC_CTRL, MyFrame::OnBeginDrag )
 357     EVT_DATAVIEW_ITEM_DROP_POSSIBLE( ID_MUSIC_CTRL, MyFrame::OnDropPossible )
 358     EVT_DATAVIEW_ITEM_DROP( ID_MUSIC_CTRL, MyFrame::OnDrop )
 359 #endif // wxUSE_DRAG_AND_DROP
 360
 361     EVT_DATAVIEW_COLUMN_HEADER_CLICK(ID_ATTR_CTRL, MyFrame::OnAttrHeaderClick)
 362
 363 END_EVENT_TABLE()
 364
 365 MyFrame::MyFrame(wxFrame *frame, const wxString &title, int x, int y, int w, int h):
 366   wxFrame(frame, wxID_ANY, title, wxPoint(x, y), wxSize(w, h))
 367 {
 368     m_log = NULL;
 369     m_col = NULL;
 370
 371     m_ctrl[0] = NULL;
 372     m_ctrl[1] = NULL;
 373     m_ctrl[2] = NULL;
 374     m_ctrl[3] = NULL;
 375
 376     SetIcon(wxICON(sample));
 377
 378
 379     // build the menus
 380     // ----------------
 381
 382     wxMenu *style_menu = new wxMenu;
 383     //style_menu->AppendCheckItem(ID_SINGLE, "Single selection"));
 384     style_menu->AppendCheckItem(ID_MULTIPLE, "Multiple selection");
 385     style_menu->AppendCheckItem(ID_ROW_LINES, "Alternating colours");
 386     style_menu->AppendCheckItem(ID_HORIZ_RULES, "Display horizontal rules");
 387     style_menu->AppendCheckItem(ID_VERT_RULES, "Display vertical rules");
 388
 389     wxMenu *file_menu = new wxMenu;
 390     file_menu->Append(ID_CLEARLOG, "&Clear log\tCtrl-L");
 391     file_menu->Append(ID_FOREGROUND_COLOUR, "Set &foreground colour...\tCtrl-S");
 392     file_menu->Append(ID_BACKGROUND_COLOUR, "Set &background colour...\tCtrl-B");
 393     file_menu->Append(ID_STYLE_MENU, "&Style", style_menu);
 394     file_menu->AppendSeparator();
 395     file_menu->Append(ID_EXIT, "E&xit");
 396
 397     wxMenu *about_menu = new wxMenu;
 398     about_menu->Append(ID_ABOUT, "&About");
 399
 400     wxMenuBar *menu_bar = new wxMenuBar;
 401     menu_bar->Append(file_menu, "&File");
 402     menu_bar->Append(about_menu, "&About");
 403
 404     SetMenuBar(menu_bar);
 405     CreateStatusBar();
 406
 407
 408     // redirect logs from our event handlers to text control
 409     m_log = new wxTextCtrl( this, wxID_ANY, wxString(), wxDefaultPosition,
 410                             wxDefaultSize, wxTE_MULTILINE );
 411     m_log->SetMinSize(wxSize(-1, 100));
 412     m_logOld = wxLog::SetActiveTarget(new wxLogTextCtrl(m_log));
 413     wxLogMessage( "This is the log window" );
 414
 415
 416     // first page of the notebook
 417     // --------------------------
 418
 419     m_notebook = new wxNotebook( this, wxID_ANY );
 420
 421     wxPanel *firstPanel = new wxPanel( m_notebook, wxID_ANY );
 422
 423     BuildDataViewCtrl(firstPanel, 0);    // sets m_ctrl[0]
 424
 425     const wxSizerFlags border = wxSizerFlags().DoubleBorder();
 426
 427     wxBoxSizer *button_sizer = new wxBoxSizer( wxHORIZONTAL );
 428     button_sizer->Add( new wxButton( firstPanel, ID_ADD_MOZART,  "Add Mozart"),             border );
 429     button_sizer->Add( new wxButton( firstPanel, ID_DELETE_SEL,  "Delete selected"),        border );
 430     button_sizer->Add( new wxButton( firstPanel, ID_DELETE_YEAR, "Delete \"Year\" column"), border );
 431     button_sizer->Add( new wxButton( firstPanel, ID_SELECT_NINTH,"Select ninth symphony"),  border );
 432     button_sizer->Add( new wxButton( firstPanel, ID_COLLAPSE,    "Collapse"),               border );
 433     button_sizer->Add( new wxButton( firstPanel, ID_EXPAND,      "Expand"),                 border );
 434
 435     wxBoxSizer *sizerCurrent = new wxBoxSizer(wxHORIZONTAL);
 436     sizerCurrent->Add(new wxButton(firstPanel, ID_SHOW_CURRENT,
 437                                    "&Show current"), border);
 438     sizerCurrent->Add(new wxButton(firstPanel, ID_SET_NINTH_CURRENT,
 439                                    "Make &ninth symphony current"), border);
 440
 441     wxSizer *firstPanelSz = new wxBoxSizer( wxVERTICAL );
 442     m_ctrl[0]->SetMinSize(wxSize(-1, 200));
 443     firstPanelSz->Add(m_ctrl[0], 1, wxGROW|wxALL, 5);
 444     firstPanelSz->Add(
 445         new wxStaticText(firstPanel, wxID_ANY, "Most of the cells above are editable!"),
 446         0, wxGROW|wxALL, 5);
 447     firstPanelSz->Add(button_sizer);
 448     firstPanelSz->Add(sizerCurrent);
 449     firstPanel->SetSizerAndFit(firstPanelSz);
 450
 451
 452     // second page of the notebook
 453     // ---------------------------
 454
 455     wxPanel *secondPanel = new wxPanel( m_notebook, wxID_ANY );
 456
 457     BuildDataViewCtrl(secondPanel, 1);    // sets m_ctrl[1]
 458
 459     wxBoxSizer *button_sizer2 = new wxBoxSizer( wxHORIZONTAL );
 460     button_sizer2->Add( new wxButton( secondPanel, ID_PREPEND_LIST,"Prepend"),                0, wxALL, 10 );
 461     button_sizer2->Add( new wxButton( secondPanel, ID_DELETE_LIST, "Delete selected"),        0, wxALL, 10 );
 462     button_sizer2->Add( new wxButton( secondPanel, ID_GOTO,        "Goto 50"),                0, wxALL, 10 );
 463     button_sizer2->Add( new wxButton( secondPanel, ID_ADD_MANY,    "Add 1000"),               0, wxALL, 10 );
 464     button_sizer2->Add( new wxButton( secondPanel, ID_HIDE_ATTRIBUTES,    "Hide attributes"), 0, wxALL, 10 );
 465     button_sizer2->Add( new wxButton( secondPanel, ID_SHOW_ATTRIBUTES,    "Show attributes"), 0, wxALL, 10 );
 466
 467     wxSizer *secondPanelSz = new wxBoxSizer( wxVERTICAL );
 468     secondPanelSz->Add(m_ctrl[1], 1, wxGROW|wxALL, 5);
 469     secondPanelSz->Add(button_sizer2);
 470     secondPanel->SetSizerAndFit(secondPanelSz);
 471
 472
 473     // third page of the notebook
 474     // ---------------------------
 475
 476     wxPanel *thirdPanel = new wxPanel( m_notebook, wxID_ANY );
 477
 478     BuildDataViewCtrl(thirdPanel, 2);    // sets m_ctrl[2]
 479
 480     wxSizer *thirdPanelSz = new wxBoxSizer( wxVERTICAL );
 481     thirdPanelSz->Add(m_ctrl[2], 1, wxGROW|wxALL, 5);
 482     thirdPanel->SetSizerAndFit(thirdPanelSz);
 483
 484
 485     // fourth page of the notebook
 486     // ---------------------------
 487
 488     wxPanel *fourthPanel = new wxPanel( m_notebook, wxID_ANY );
 489
 490     BuildDataViewCtrl(fourthPanel, 3);    // sets m_ctrl[3]
 491     // Buttons
 492     wxBoxSizer *button_sizer4 = new wxBoxSizer( wxHORIZONTAL );
 493     button_sizer4->Add( new wxButton( fourthPanel, ID_DELETE_TREE_ITEM, "Delete Selected"), 0, wxALL, 10 );
 494     button_sizer4->Add( new wxButton( fourthPanel, ID_DELETE_ALL_TREE_ITEMS, "Delete All"), 0, wxALL, 10 );
 495     button_sizer4->Add( new wxButton( fourthPanel, ID_ADD_TREE_ITEM, "Add Item"), 0, wxALL, 10 );
 496     button_sizer4->Add( new wxButton( fourthPanel, ID_ADD_TREE_CONTAINER_ITEM, "Add Container"), 0, wxALL, 10 );
 497
 498     wxSizer *fourthPanelSz = new wxBoxSizer( wxVERTICAL );
 499     fourthPanelSz->Add(m_ctrl[3], 1, wxGROW|wxALL, 5);
 500     fourthPanelSz->Add(button_sizer4);
 501     fourthPanel->SetSizerAndFit(fourthPanelSz);
 502
 503
 504
 505     // complete GUI
 506     // ------------
 507
 508     m_notebook->AddPage(firstPanel, "MyMusicTreeModel");
 509     m_notebook->AddPage(secondPanel, "MyListModel");
 510     m_notebook->AddPage(thirdPanel, "wxDataViewListCtrl");
 511     m_notebook->AddPage(fourthPanel, "wxDataViewTreeCtrl");
 512
 513     wxSizer* mainSizer = new wxBoxSizer(wxVERTICAL);
 514
 515     mainSizer->Add( m_notebook, 1, wxGROW );
 516     mainSizer->Add( m_log, 0, wxGROW );
 517
 518     SetSizerAndFit(mainSizer);
 519 }
 520
 521 MyFrame::~MyFrame()
 522 {
 523     delete wxLog::SetActiveTarget(m_logOld);
 524 }
 525
 526 void MyFrame::BuildDataViewCtrl(wxPanel* parent, unsigned int nPanel, unsigned long style)
 527 {
 528     switch (nPanel)
 529     {
 530     case 0:
 531         {
 532             wxASSERT(!m_ctrl[0] && !m_music_model);
 533             m_ctrl[0] =
 534                 new wxDataViewCtrl( parent, ID_MUSIC_CTRL, wxDefaultPosition,
 535                                     wxDefaultSize, style );
 536             m_ctrl[0]->Connect(wxEVT_CHAR,
 537                                wxKeyEventHandler(MyFrame::OnDataViewChar),
 538                                NULL, this);
 539
 540             m_music_model = new MyMusicTreeModel;
 541             m_ctrl[0]->AssociateModel( m_music_model.get() );
 542
 543 #if wxUSE_DRAG_AND_DROP
 544             m_ctrl[0]->EnableDragSource( wxDF_UNICODETEXT );
 545             m_ctrl[0]->EnableDropTarget( wxDF_UNICODETEXT );
 546 #endif // wxUSE_DRAG_AND_DROP
 547
 548             // column 0 of the view control:
 549
 550             wxDataViewTextRenderer *tr =
 551                 new wxDataViewTextRenderer( "string", wxDATAVIEW_CELL_INERT );
 552             wxDataViewColumn *column0 =
 553                 new wxDataViewColumn( "title", tr, 0, 200, wxALIGN_LEFT,
 554                                       wxDATAVIEW_COL_SORTABLE | wxDATAVIEW_COL_RESIZABLE );
 555             m_ctrl[0]->AppendColumn( column0 );
 556 #if 0
 557             // Call this and sorting is enabled
 558             // immediatly upon start up.
 559             column0->SetAsSortKey();
 560 #endif
 561
 562             // column 1 of the view control:
 563
 564             tr = new wxDataViewTextRenderer( "string", wxDATAVIEW_CELL_EDITABLE );
 565             wxDataViewColumn *column1 =
 566                 new wxDataViewColumn( "artist", tr, 1, 150, wxALIGN_LEFT,
 567                                       wxDATAVIEW_COL_SORTABLE | wxDATAVIEW_COL_REORDERABLE |
 568                                       wxDATAVIEW_COL_RESIZABLE );
 569             column1->SetMinWidth(150); // this column can't be resized to be smaller
 570             m_ctrl[0]->AppendColumn( column1 );
 571
 572             // column 2 of the view control:
 573
 574             wxDataViewSpinRenderer *sr =
 575                 new wxDataViewSpinRenderer( 0, 2010, wxDATAVIEW_CELL_EDITABLE, wxALIGN_RIGHT );
 576             wxDataViewColumn *column2 =
 577                 new wxDataViewColumn( "year", sr, 2, 60, wxALIGN_LEFT,
 578                                       wxDATAVIEW_COL_SORTABLE | wxDATAVIEW_COL_REORDERABLE );
 579             m_ctrl[0]->AppendColumn( column2 );
 580
 581             // column 3 of the view control:
 582
 583             wxArrayString choices;
 584             choices.Add( "good" );
 585             choices.Add( "bad" );
 586             choices.Add( "lousy" );
 587             wxDataViewChoiceRenderer *c =
 588                 new wxDataViewChoiceRenderer( choices, wxDATAVIEW_CELL_EDITABLE, wxALIGN_RIGHT );
 589             wxDataViewColumn *column3 =
 590                 new wxDataViewColumn( "rating", c, 3, 100, wxALIGN_LEFT,
 591                                       wxDATAVIEW_COL_REORDERABLE | wxDATAVIEW_COL_RESIZABLE );
 592             m_ctrl[0]->AppendColumn( column3 );
 593
 594             // column 4 of the view control:
 595
 596             m_ctrl[0]->AppendProgressColumn( "popularity", 4, wxDATAVIEW_CELL_INERT, 80 );
 597
 598             // column 5 of the view control:
 599
 600             MyCustomRenderer *cr = new MyCustomRenderer;
 601             wxDataViewColumn *column5 =
 602                 new wxDataViewColumn( "custom", cr, 5, -1, wxALIGN_LEFT,
 603                                       wxDATAVIEW_COL_RESIZABLE );
 604             m_ctrl[0]->AppendColumn( column5 );
 605
 606
 607             // select initially the ninth symphony:
 608             m_ctrl[0]->Select(m_music_model->GetNinthItem());
 609         }
 610         break;
 611
 612     case 1:
 613         {
 614             wxASSERT(!m_ctrl[1] && !m_list_model);
 615             m_ctrl[1] = new wxDataViewCtrl( parent, ID_ATTR_CTRL, wxDefaultPosition,
 616                                             wxDefaultSize, style );
 617
 618             m_list_model = new MyListModel;
 619             m_ctrl[1]->AssociateModel( m_list_model.get() );
 620
 621             // the various columns
 622             m_ctrl[1]->AppendTextColumn("editable string",
 623                                         MyListModel::Col_EditableText,
 624                                         wxDATAVIEW_CELL_EDITABLE,
 625                                         wxCOL_WIDTH_AUTOSIZE);
 626             m_ctrl[1]->AppendIconTextColumn("icon",
 627                                             MyListModel::Col_IconText,
 628                                             wxDATAVIEW_CELL_EDITABLE,
 629                                             wxCOL_WIDTH_AUTOSIZE);
 630
 631             m_attributes =
 632                 new wxDataViewColumn("attributes",
 633                                      new wxDataViewTextRenderer,
 634                                      MyListModel::Col_TextWithAttr,
 635                                      wxCOL_WIDTH_AUTOSIZE,
 636                                      wxALIGN_RIGHT,
 637                                      wxDATAVIEW_COL_REORDERABLE | wxDATAVIEW_COL_RESIZABLE );
 638             m_ctrl[1]->AppendColumn( m_attributes );
 639
 640             m_ctrl[1]->AppendColumn(
 641                 new wxDataViewColumn("custom renderer",
 642                                      new MyCustomRenderer,
 643                                      MyListModel::Col_Custom)
 644             );
 645         }
 646         break;
 647
 648     case 2:
 649         {
 650             wxASSERT(!m_ctrl[2]);
 651             wxDataViewListCtrl* lc =
 652                 new wxDataViewListCtrl( parent, wxID_ANY, wxDefaultPosition,
 653                                         wxDefaultSize, style );
 654             m_ctrl[2] = lc;
 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->SetImageList( 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 }
 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
 948 void MyFrame::OnSetNinthCurrent(wxCommandEvent& WXUNUSED(event))
 949 {
 950     wxDataViewItem item(m_music_model->GetNinthItem());
 951     if ( !item.IsOk() )
 952     {
 953         wxLogError( "Cannot make the ninth symphony current: it was removed!" );
 954         return;
 955     }
 956
 957     m_ctrl[0]->SetCurrentItem(item);
 958 }
 959
 960 void MyFrame::OnValueChanged( wxDataViewEvent &event )
 961 {
 962     wxString title = m_music_model->GetTitle( event.GetItem() );
 963     wxLogMessage( "wxEVT_DATAVIEW_ITEM_VALUE_CHANGED, Item Id: %s;  Column: %d",
 964                   title, event.GetColumn() );
 965 }
 966
 967 void MyFrame::OnActivated( wxDataViewEvent &event )
 968 {
 969     wxString title = m_music_model->GetTitle( event.GetItem() );
 970     wxLogMessage( "wxEVT_COMMAND_DATAVIEW_ITEM_ACTIVATED, Item: %s", title );
 971
 972     if (m_ctrl[0]->IsExpanded( event.GetItem() ))
 973     {
 974         wxLogMessage( "Item: %s is expanded", title );
 975     }
 976 }
 977
 978 void MyFrame::OnSelectionChanged( wxDataViewEvent &event )
 979 {
 980     wxString title = m_music_model->GetTitle( event.GetItem() );
 981     if (title.empty())
 982         title = "None";
 983
 984     wxLogMessage( "wxEVT_COMMAND_DATAVIEW_SELECTION_CHANGED, First selected Item: %s", title );
 985 }
 986
 987 void MyFrame::OnExpanding( wxDataViewEvent &event )
 988 {
 989     wxString title = m_music_model->GetTitle( event.GetItem() );
 990     wxLogMessage( "wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDING, Item: %s", title );
 991 }
 992
 993
 994 void MyFrame::OnStartEditing( wxDataViewEvent &event )
 995 {
 996     wxString artist = m_music_model->GetArtist( event.GetItem() );
 997     if (artist == "Ludwig van Beethoven")
 998     {
 999         event.Veto();
1000
1001         wxLogMessage( "wxEVT_COMMAND_DATAVIEW_ITEM_START_EDITING vetoed. Artist: %s", artist );
1002     }
1003     else
1004         wxLogMessage( "wxEVT_COMMAND_DATAVIEW_ITEM_START_EDITING not vetoed. Artist: %s", artist );
1005
1006 }
1007
1008 void MyFrame::OnEditingStarted( wxDataViewEvent &event )
1009 {
1010     wxString title = m_music_model->GetTitle( event.GetItem() );
1011     wxLogMessage( "wxEVT_COMMAND_DATAVIEW_ITEM_EDITING_STARTED, Item: %s", title );
1012 }
1013
1014 void MyFrame::OnEditingDone( wxDataViewEvent &event )
1015 {
1016     wxString title = m_music_model->GetTitle( event.GetItem() );
1017     wxLogMessage( "wxEVT_COMMAND_DATAVIEW_ITEM_EDITING_DONE, Item: %s", title );
1018 }
1019
1020 void MyFrame::OnExpanded( wxDataViewEvent &event )
1021 {
1022     wxString title = m_music_model->GetTitle( event.GetItem() );
1023     wxLogMessage( "wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDED, Item: %s", title );
1024 }
1025
1026 void MyFrame::OnCollapsing( wxDataViewEvent &event )
1027 {
1028     wxString title = m_music_model->GetTitle( event.GetItem() );
1029     wxLogMessage( "wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSING, Item: %s", title );
1030 }
1031
1032 void MyFrame::OnCollapsed( wxDataViewEvent &event )
1033 {
1034     wxString title = m_music_model->GetTitle( event.GetItem() );
1035     wxLogMessage( "wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSED, Item: %s", title );
1036 }
1037
1038 void MyFrame::OnContextMenu( wxDataViewEvent &event )
1039 {
1040     wxString title = m_music_model->GetTitle( event.GetItem() );
1041     wxLogMessage( "wxEVT_COMMAND_DATAVIEW_ITEM_CONTEXT_MENU, Item: %s", title );
1042
1043     wxMenu menu;
1044     menu.Append( 1, "menuitem 1" );
1045     menu.Append( 2, "menuitem 2" );
1046     menu.Append( 3, "menuitem 3" );
1047
1048     m_ctrl[0]->PopupMenu(&menu);
1049 }
1050
1051 void MyFrame::OnAttrHeaderClick( wxDataViewEvent &event )
1052 {
1053     // we need to skip the event to let the default behaviour of sorting by
1054     // this column when it is clicked to take place
1055     event.Skip();
1056
1057     int pos = m_ctrl[1]->GetColumnPosition( event.GetDataViewColumn() );
1058
1059     wxLogMessage( "wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_CLICK, Column position: %d", pos );
1060     wxLogMessage( "Column title: %s  Column width: %d", event.GetDataViewColumn()->GetTitle(), event.GetDataViewColumn()->GetWidth() );
1061 }
1062
1063 void MyFrame::OnHeaderClick( 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[0]->GetColumnPosition( event.GetDataViewColumn() );
1070
1071     wxLogMessage( "wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_CLICK, Column position: %d", pos );
1072     wxLogMessage( "Column width: %d", event.GetDataViewColumn()->GetWidth() );
1073 }
1074
1075 void MyFrame::OnHeaderRightClick( wxDataViewEvent &event )
1076 {
1077     int pos = m_ctrl[0]->GetColumnPosition( event.GetDataViewColumn() );
1078
1079     wxLogMessage( "wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK, Column position: %d", pos );
1080 }
1081
1082 void MyFrame::OnSorted( wxDataViewEvent &event )
1083 {
1084     int pos = m_ctrl[0]->GetColumnPosition( event.GetDataViewColumn() );
1085
1086     wxLogMessage( "wxEVT_COMMAND_DATAVIEW_COLUMN_SORTED, Column position: %d", pos );
1087 }
1088
1089 void MyFrame::OnDataViewChar(wxKeyEvent& event)
1090 {
1091     if ( event.GetKeyCode() == WXK_DELETE )
1092         DeleteSelectedItems();
1093     else
1094         event.Skip();
1095 }
1096
1097 // ----------------------------------------------------------------------------
1098 // MyFrame - event handlers for the second page
1099 // ----------------------------------------------------------------------------
1100
1101 void MyFrame::OnPrependList( wxCommandEvent& WXUNUSED(event) )
1102 {
1103     m_list_model->Prepend("Test");
1104 }
1105
1106 void MyFrame::OnDeleteList( wxCommandEvent& WXUNUSED(event) )
1107 {
1108     wxDataViewItemArray items;
1109     int len = m_ctrl[1]->GetSelections( items );
1110     if (len > 0)
1111         m_list_model->DeleteItems( items );
1112 }
1113
1114 void MyFrame::OnGoto(wxCommandEvent& WXUNUSED(event))
1115 {
1116     wxDataViewItem item = m_list_model->GetItem( 50 );
1117     m_ctrl[1]->EnsureVisible(item,m_col);
1118 }
1119
1120 void MyFrame::OnAddMany(wxCommandEvent& WXUNUSED(event))
1121 {
1122     m_list_model->AddMany();
1123 }
1124
1125 void MyFrame::OnHideAttributes(wxCommandEvent& WXUNUSED(event))
1126 {
1127     m_attributes->SetHidden(true);
1128 }
1129
1130 void MyFrame::OnShowAttributes(wxCommandEvent& WXUNUSED(event))
1131 {
1132     m_attributes->SetHidden(false);
1133 }
1134
1135 // ----------------------------------------------------------------------------
1136 // MyFrame - event handlers for the fourth page
1137 // ----------------------------------------------------------------------------
1138
1139 void MyFrame::OnDeleteTreeItem(wxCommandEvent& WXUNUSED(event))
1140 {
1141     wxDataViewTreeCtrl* ctrl = (wxDataViewTreeCtrl*) m_ctrl[3];
1142     wxDataViewItem selected = ctrl->GetSelection();
1143     if (!selected.IsOk())
1144         return;
1145
1146     ctrl->DeleteItem(selected);
1147 }
1148
1149 void MyFrame::OnDeleteAllTreeItems(wxCommandEvent& WXUNUSED(event))
1150 {
1151     wxDataViewTreeCtrl* ctrl = (wxDataViewTreeCtrl*) m_ctrl[3];
1152     ctrl->DeleteAllItems();
1153 }
1154
1155 void MyFrame::OnAddTreeItem(wxCommandEvent& WXUNUSED(event))
1156 {
1157     wxDataViewTreeCtrl* ctrl = (wxDataViewTreeCtrl*) m_ctrl[3];
1158     wxDataViewItem selected = ctrl->GetSelection();
1159     if (ctrl->IsContainer(selected))
1160         ctrl->AppendItem( selected, "Item", 0 );
1161 }
1162
1163 void MyFrame::OnAddTreeContainerItem(wxCommandEvent& WXUNUSED(event))
1164 {
1165     wxDataViewTreeCtrl* ctrl = (wxDataViewTreeCtrl*) m_ctrl[3];
1166     wxDataViewItem selected = ctrl->GetSelection();
1167     if (ctrl->IsContainer(selected))
1168         ctrl->AppendContainer(selected, "Container", 0 );
1169 }
1170