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 license
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // For compilers that support precompilation, includes "wx/wx.h".
  13 #include "wx/wxprec.h"
  14
  15 #ifdef __BORLANDC__
  16 #pragma hdrstop
  17 #endif
  18
  19 #ifndef WX_PRECOMP
  20     #include "wx/wx.h"
  21 #endif
  22
  23 #include "wx/datetime.h"
  24 #include "wx/splitter.h"
  25 #include "wx/aboutdlg.h"
  26 #include "wx/choicdlg.h"
  27 #include "wx/numdlg.h"
  28 #include "wx/dataview.h"
  29 #include "wx/spinctrl.h"
  30
  31 #ifndef __WXMSW__
  32     #include "../sample.xpm"
  33 #endif
  34
  35 #include "null.xpm"
  36
  37 /* XPM */
  38 static const char *small1_xpm[] = {
  39 /* columns rows colors chars-per-pixel */
  40 "16 16 6 1",
  41 ". c Black",
  42 "o c #FFFFFF",
  43 "X c #000080",
  44 "O c #FFFF00",
  45 "  c None",
  46 "+ c #FF0000",
  47 /* pixels */
  48 "                ",
  49 "                ",
  50 "                ",
  51 "    .......     ",
  52 "    .XXXXX.     ",
  53 "    .oXXXX.     ",
  54 "    .oXXX.......",
  55 ".....oXXX.OOOOO.",
  56 ".+++.XXXX.oOOOO.",
  57 ".o++......oOOOO.",
  58 ".o++++.  .oOOOO.",
  59 ".o++++.  .OOOOO.",
  60 ".+++++.  .......",
  61 ".......         ",
  62 "                ",
  63 "                "
  64 };
  65
  66
  67
  68 #define DEFAULT_ALIGN                   wxALIGN_LEFT
  69 #define DATAVIEW_DEFAULT_STYLE          (wxDV_MULTIPLE|wxDV_HORIZ_RULES|wxDV_VERT_RULES)
  70
  71
  72 // -------------------------------------
  73 // MyMusicModel
  74 // -------------------------------------
  75
  76 /*
  77 Implement this data model
  78             Title               Artist               Year
  79 -------------------------------------------------------------
  80 1: My Music:
  81     2:  Pop music
  82         3:  You are not alone   Michael Jackson      1995
  83         4:  Take a bow          Madonna              1994
  84     5:  Classical music
  85         6:  Ninth Symphony      Ludwig v. Beethoven  1824
  86         7:  German Requiem      Johannes Brahms      1868
  87 */
  88
  89
  90
  91 class MyMusicModelNode;
  92 WX_DEFINE_ARRAY_PTR( MyMusicModelNode*, MyMusicModelNodes );
  93
  94 class MyMusicModelNode
  95 {
  96 public:
  97     MyMusicModelNode( MyMusicModelNode* parent,
  98                       const wxString &title, const wxString &artist, int year )
  99     {
 100         m_parent = parent;
 101         m_title = title;
 102         m_artist = artist;
 103         m_year = year;
 104         m_isContainer = false;
 105     }
 106
 107     MyMusicModelNode( MyMusicModelNode* parent,
 108                       const wxString &branch )
 109     {
 110         m_parent = parent;
 111         m_title = branch;
 112         m_year = -1;
 113         m_isContainer = true;
 114     }
 115
 116     ~MyMusicModelNode()
 117     {
 118         size_t count = m_children.GetCount();
 119         size_t i;
 120         for (i = 0; i < count; i++)
 121         {
 122             MyMusicModelNode *child = m_children[i];
 123             delete child;
 124         }
 125     }
 126
 127     bool IsContainer()                                    { return m_isContainer; }
 128
 129     MyMusicModelNode* GetParent()                         { return m_parent; }
 130     MyMusicModelNodes &GetChildren()                      { return m_children; }
 131     MyMusicModelNode* GetNthChild( unsigned int n )       { return m_children.Item( n ); }
 132     void Insert( MyMusicModelNode* child, unsigned int n) { m_children.Insert( child, n); }
 133     void Append( MyMusicModelNode* child )                { m_children.Add( child ); }
 134     unsigned int GetChildCount()                          { return m_children.GetCount(); }
 135
 136 public:
 137     wxString            m_title;
 138     wxString            m_artist;
 139     int                 m_year;
 140
 141 private:
 142     MyMusicModelNode   *m_parent;
 143     MyMusicModelNodes   m_children;
 144     bool                m_isContainer;
 145 };
 146
 147
 148 class MyMusicModel: public wxDataViewModel
 149 {
 150 public:
 151
 152     // constructor
 153
 154     MyMusicModel()
 155     {
 156         m_root = new MyMusicModelNode( NULL, wxT("My Music" ));
 157         m_pop = new MyMusicModelNode( m_root, wxT("Pop music") );
 158         m_root->Append( m_pop );
 159         m_pop->Append( new MyMusicModelNode( m_pop,
 160             wxT("You are not alone"), wxT("Michael Jackson"), 1995 ) );
 161         m_pop->Append( new MyMusicModelNode( m_pop,
 162             wxT("Take a bow"), wxT("Madonna"), 1994 ) );
 163         m_classical = new MyMusicModelNode( m_root, wxT("Classical music") );
 164         m_root->Append( m_classical );
 165         m_classical->Append( new MyMusicModelNode( m_classical,
 166             wxT("Ninth symphony"), wxT("Ludwig van Beethoven"), 1824 ) );
 167         m_classical->Append( new MyMusicModelNode( m_classical,
 168             wxT("German Requiem"), wxT("Johannes Brahms"), 1868 ) );
 169         m_classicalMusicIsKnownToControl = false;
 170     }
 171
 172     ~MyMusicModel()
 173     {
 174         delete m_root;
 175     }
 176
 177     // helper method for wxLog
 178
 179     wxString GetTitle( const wxDataViewItem &item )
 180     {
 181         MyMusicModelNode *node = (MyMusicModelNode*) item.GetID();
 182         if (!node)
 183             return wxEmptyString;
 184
 185         return node->m_title;
 186     }
 187
 188     // helper methods to change the model
 189
 190     void AddToClassical( const wxString &title, const wxString &artist, int year )
 191     {
 192         // add to data
 193         MyMusicModelNode *child_node =
 194             new MyMusicModelNode( m_classical, title, artist, year );
 195
 196         m_classical->Append( child_node );
 197
 198         if (m_classicalMusicIsKnownToControl)
 199         {
 200             // notify control
 201             wxDataViewItem child( (void*) child_node );
 202             wxDataViewItem parent( (void*) m_classical );
 203             ItemAdded( parent, child );
 204         }
 205     }
 206
 207     void Delete( const wxDataViewItem &item )
 208     {
 209         MyMusicModelNode *node = (MyMusicModelNode*) item.GetID();
 210         wxDataViewItem parent( node->GetParent() );
 211
 212         node->GetParent()->GetChildren().Remove( node );
 213         delete node;
 214
 215         // notify control
 216         ItemDeleted( parent, item );
 217     }
 218
 219     // override sorting to always sort branches ascendingly
 220
 221     int Compare( const wxDataViewItem &item1, const wxDataViewItem &item2,
 222                  unsigned int column, bool ascending )
 223     {
 224         if (IsContainer(item1) && IsContainer(item2))
 225         {
 226             wxVariant value1,value2;
 227             GetValue( value1, item1, 0 );
 228             GetValue( value2, item2, 0 );
 229
 230             wxString str1 = value1.GetString();
 231             wxString str2 = value2.GetString();
 232             int res = str1.Cmp( str2 );
 233             if (res) return res;
 234
 235             // items must be different
 236             unsigned long litem1 = (unsigned long) item1.GetID();
 237             unsigned long litem2 = (unsigned long) item2.GetID();
 238
 239             return litem1-litem2;
 240         }
 241
 242         return wxDataViewModel::Compare( item1, item2, column, ascending );
 243     }
 244
 245     // implementation of base class virtuals to define model
 246
 247     virtual unsigned int GetColumnCount() const
 248     {
 249         return 3;
 250     }
 251
 252     virtual wxString GetColumnType( unsigned int col ) const
 253     {
 254         if (col == 2)
 255             return wxT("long");
 256
 257         return wxT("string");
 258     }
 259
 260     virtual void GetValue( wxVariant &variant,
 261                            const wxDataViewItem &item, unsigned int col ) const
 262     {
 263         MyMusicModelNode *node = (MyMusicModelNode*) item.GetID();
 264         switch (col)
 265         {
 266             case 0: variant = node->m_title; break;
 267             case 1: variant = node->m_artist; break;
 268             case 2: variant = (long) node->m_year; break;
 269             default:
 270             {
 271                 wxLogError( wxT("MyMusicModel::GetValue: wrong column" ));
 272
 273                 // provoke a crash when mouse button down
 274                 wxMouseState state = wxGetMouseState();
 275                 if (state.ShiftDown())
 276                 {
 277                     char *crash = 0;
 278                     *crash = 0;
 279                 }
 280             }
 281         }
 282     }
 283
 284     virtual bool SetValue( const wxVariant &variant,
 285                            const wxDataViewItem &item, unsigned int col )
 286     {
 287         MyMusicModelNode *node = (MyMusicModelNode*) item.GetID();
 288         switch (col)
 289         {
 290             case 0: node->m_title = variant.GetString(); return true;
 291             case 1: node->m_artist  = variant.GetString(); return true;
 292             case 2: node->m_year  = variant.GetLong(); return true;
 293             default: wxLogError( wxT("MyMusicModel::SetValue: wrong column") );
 294         }
 295         return false;
 296     }
 297
 298     virtual wxDataViewItem GetParent( const wxDataViewItem &item ) const
 299     {
 300         // the invisble root node has no parent
 301         if (!item.IsOk())
 302             return wxDataViewItem(0);
 303
 304         MyMusicModelNode *node = (MyMusicModelNode*) item.GetID();
 305
 306         // "MyMusic" also has no parent
 307         if (node == m_root)
 308             return wxDataViewItem(0);
 309
 310         return wxDataViewItem( (void*) node->GetParent() );
 311     }
 312
 313     virtual bool IsContainer( const wxDataViewItem &item ) const
 314     {
 315         // the invisble root node can have children (in
 316         // our model always "MyMusic")
 317         if (!item.IsOk())
 318             return true;
 319
 320         MyMusicModelNode *node = (MyMusicModelNode*) item.GetID();
 321         return node->IsContainer();
 322     }
 323
 324     virtual unsigned int GetChildren( const wxDataViewItem &parent, wxDataViewItemArray &array ) const
 325     {
 326         MyMusicModelNode *node = (MyMusicModelNode*) parent.GetID();
 327         if (!node)
 328         {
 329             array.Add( wxDataViewItem( (void*) m_root ) );
 330             return 1;
 331         }
 332
 333         if (node == m_classical)
 334         {
 335             MyMusicModel *model = (MyMusicModel*)(const MyMusicModel*) this;
 336             model->m_classicalMusicIsKnownToControl = true;
 337         }
 338
 339         if (node->GetChildCount() == 0)
 340         {
 341             return 0;
 342         }
 343
 344         unsigned int count = node->GetChildren().GetCount();
 345         unsigned int pos;
 346         for (pos = 0; pos < count; pos++)
 347         {
 348             MyMusicModelNode *child = node->GetChildren().Item( pos );
 349             array.Add( wxDataViewItem( (void*) child ) );
 350         }
 351         return count;
 352     }
 353
 354     // DnD
 355
 356     virtual bool IsDraggable( const wxDataViewItem &item )
 357         {
 358             // only drag items
 359             return (!IsContainer(item));
 360         }
 361
 362     virtual size_t GetDragDataSize( const wxDataViewItem &item, const wxDataFormat &WXUNUSED(format) )
 363         {
 364             wxPrintf( "GetDragDataSize\n" );
 365
 366             MyMusicModelNode *node = (MyMusicModelNode*) item.GetID();
 367             wxString data;
 368             data += node->m_title; data += wxT(" ");
 369             data += node->m_artist;
 370             return strlen( data.utf8_str() ) + 1;
 371         }
 372     virtual bool GetDragData( const wxDataViewItem &item, const wxDataFormat &WXUNUSED(format),
 373                               void* dest, size_t WXUNUSED(size) )
 374         {
 375             wxPrintf( "GetDragData\n" );
 376
 377             MyMusicModelNode *node = (MyMusicModelNode*) item.GetID();
 378             wxString data;
 379             data += node->m_title; data += wxT(" ");
 380             data += node->m_artist;
 381             wxCharBuffer buffer( data.utf8_str() );
 382             memcpy( dest, buffer, strlen(buffer)+1 );
 383             return true;
 384         }
 385
 386 private:
 387     MyMusicModelNode*   m_root;
 388     MyMusicModelNode*   m_pop;
 389     MyMusicModelNode*   m_classical;
 390     bool                m_classicalMusicIsKnownToControl;
 391 };
 392
 393
 394 static int my_sort_reverse( int *v1, int *v2 )
 395 {
 396    return *v2-*v1;
 397 }
 398
 399 static int my_sort( int *v1, int *v2 )
 400 {
 401    return *v1-*v2;
 402 }
 403
 404 class MyListModel: public wxDataViewIndexListModel
 405 {
 406 public:
 407     MyListModel() :
 408 #ifdef __WXMAC__
 409         wxDataViewIndexListModel( 1000 + 100 )
 410 #else
 411         wxDataViewIndexListModel( 100000 + 100 )
 412 #endif
 413     {
 414 #ifdef __WXMAC__
 415         m_virtualItems = 1000;
 416 #else
 417         m_virtualItems = 100000;
 418 #endif
 419
 420         unsigned int i;
 421         for (i = 0; i < 100; i++)
 422         {
 423             wxString str;
 424             str.Printf( wxT("row number %d"), i );
 425             m_array.Add( str );
 426         }
 427
 428         m_icon = wxIcon( null_xpm );
 429     }
 430
 431     // helper methods to change the model
 432
 433     void Prepend( const wxString &text )
 434     {
 435         m_array.Insert( text, 0 );
 436         RowPrepended();
 437     }
 438
 439     void DeleteItem( const wxDataViewItem &item )
 440     {
 441         unsigned int row = GetRow( item );
 442         if (row >= m_array.GetCount())
 443            return;
 444
 445         m_array.RemoveAt( row );
 446         RowDeleted( row );
 447     }
 448
 449     void DeleteItems( const wxDataViewItemArray &items )
 450     {
 451         wxArrayInt rows;
 452         unsigned int i;
 453         for (i = 0; i < items.GetCount(); i++)
 454         {
 455             unsigned int row = GetRow( items[i] );
 456             if (row < m_array.GetCount())
 457                 rows.Add( row );
 458         }
 459
 460         // Sort in descending order so that the last
 461         // row will be deleted first. Otherwise the
 462         // remaining indeces would all be wrong.
 463         rows.Sort( my_sort_reverse );
 464         for (i = 0; i < rows.GetCount(); i++)
 465             m_array.RemoveAt( rows[i] );
 466
 467         // This is just to test if wxDataViewCtrl can
 468         // cope with removing rows not sorted in
 469         // descending order
 470         rows.Sort( my_sort );
 471         RowsDeleted( rows );
 472     }
 473
 474     void AddMany()
 475     {
 476         m_virtualItems += 1000;
 477         Reset( m_array.GetCount() + m_virtualItems );
 478     }
 479
 480     // implementation of base class virtuals to define model
 481
 482     virtual unsigned int GetColumnCount() const
 483     {
 484         return 3;
 485     }
 486
 487     virtual wxString GetColumnType( unsigned int col ) const
 488     {
 489         if (col == 1)
 490             return wxT("wxDataViewIconText");
 491
 492         return wxT("string");
 493     }
 494
 495     virtual unsigned int GetRowCount()
 496     {
 497         return m_array.GetCount();
 498     }
 499
 500     virtual void GetValue( wxVariant &variant,
 501                            unsigned int row, unsigned int col ) const
 502     {
 503         if (col==0)
 504         {
 505             if (row >= m_array.GetCount())
 506             {
 507                 wxString str;
 508                 str.Printf(wxT("row %d"), row - m_array.GetCount() );
 509                 variant = str;
 510             }
 511             else
 512             {
 513                 variant = m_array[ row ];
 514             }
 515         } else
 516         if (col==1)
 517         {
 518             wxDataViewIconText data( wxT("test"), m_icon );
 519             variant << data;
 520         } else
 521         if (col==2)
 522         {
 523             if (row >= m_array.GetCount())
 524                 variant = wxT("plain");
 525             else
 526                 variant = wxT("blue");
 527         }
 528     }
 529
 530     virtual bool GetAttr( unsigned int row, unsigned int col, wxDataViewItemAttr &attr )
 531     {
 532         if (col != 2)
 533             return false;
 534
 535         if (row < m_array.GetCount())
 536         {
 537             attr.SetColour( *wxBLUE );
 538             attr.SetItalic( true );
 539         }
 540
 541         return true;
 542     }
 543
 544     virtual bool SetValue( const wxVariant &variant,
 545                            unsigned int row, unsigned int col )
 546     {
 547         if (col == 0)
 548         {
 549             if (row >= m_array.GetCount())
 550                return false;
 551
 552             m_array[row] = variant.GetString();
 553             return true;
 554         }
 555
 556         return false;
 557     }
 558
 559     wxArrayString    m_array;
 560     wxIcon           m_icon;
 561     int              m_virtualItems;
 562 };
 563
 564 // -------------------------------------
 565 // MyApp
 566 // -------------------------------------
 567
 568 class MyApp: public wxApp
 569 {
 570 public:
 571     bool OnInit(void);
 572     int OnExit();
 573 };
 574
 575 // -------------------------------------
 576 // MyFrame
 577 // -------------------------------------
 578
 579 class MyFrame : public wxFrame
 580 {
 581 public:
 582     MyFrame(wxFrame *frame, const wxString &title, int x, int y, int w, int h);
 583     ~MyFrame();
 584
 585 public:
 586     void OnQuit(wxCommandEvent& event);
 587     void OnAbout(wxCommandEvent& event);
 588
 589     void OnAddMozart(wxCommandEvent& event);
 590     void OnDeleteMusic(wxCommandEvent& event);
 591     void OnDeleteYear(wxCommandEvent& event);
 592
 593     void OnPrependList(wxCommandEvent& event);
 594     void OnDeleteList(wxCommandEvent& event);
 595
 596     void OnValueChanged( wxDataViewEvent &event );
 597
 598     void OnActivated( wxDataViewEvent &event );
 599     void OnExpanding( wxDataViewEvent &event );
 600     void OnExpanded( wxDataViewEvent &event );
 601     void OnCollapsing( wxDataViewEvent &event );
 602     void OnCollapsed( wxDataViewEvent &event );
 603     void OnSelectionChanged( wxDataViewEvent &event );
 604
 605     void OnEditingStarted( wxDataViewEvent &event );
 606     void OnEditingDone( wxDataViewEvent &event );
 607
 608     void OnHeaderClick( wxDataViewEvent &event );
 609     void OnHeaderRightClick( wxDataViewEvent &event );
 610     void OnSorted( wxDataViewEvent &event );
 611
 612     void OnContextMenu( wxDataViewEvent &event );
 613
 614     void OnRightClick( wxMouseEvent &event );
 615     void OnGoto( wxCommandEvent &event);
 616     void OnAddMany( wxCommandEvent &event);
 617
 618 private:
 619     wxDataViewCtrl* m_musicCtrl;
 620     wxObjectDataPtr<MyMusicModel> m_music_model;
 621
 622     wxDataViewCtrl* m_listCtrl;
 623     wxObjectDataPtr<MyListModel> m_list_model;
 624
 625     wxDataViewColumn * m_col;
 626
 627     wxTextCtrl    * m_log;
 628     wxLog *m_logOld;
 629
 630 private:
 631     DECLARE_EVENT_TABLE()
 632 };
 633
 634 // -------------------------------------
 635 // MyApp
 636 // -------------------------------------
 637
 638 IMPLEMENT_APP(MyApp)
 639
 640 bool MyApp::OnInit(void)
 641 {
 642     if ( !wxApp::OnInit() )
 643         return false;
 644
 645     // build the first frame
 646     MyFrame *frame =
 647         new MyFrame(NULL, wxT("wxDataViewCtrl feature test"), 40, 40, 800, 540);
 648     frame->Show(true);
 649
 650     SetTopWindow(frame);
 651     return true;
 652 }
 653
 654 int MyApp::OnExit()
 655 {
 656     return 0;
 657 }
 658
 659
 660 // -------------------------------------
 661 // MyFrame
 662 // -------------------------------------
 663
 664 enum
 665 {
 666     // file menu
 667     ID_ABOUT = wxID_ABOUT,
 668     ID_EXIT = wxID_EXIT,
 669
 670     ID_MUSIC_CTRL       = 50,
 671
 672     ID_ADD_MOZART       = 100,
 673     ID_DELETE_MUSIC     = 101,
 674     ID_DELETE_YEAR      = 102,
 675
 676     ID_PREPEND_LIST     = 200,
 677     ID_DELETE_LIST      = 201,
 678     ID_GOTO             = 202,
 679     ID_ADD_MANY         = 203
 680 };
 681
 682 BEGIN_EVENT_TABLE(MyFrame, wxFrame)
 683     EVT_MENU( ID_ABOUT, MyFrame::OnAbout )
 684     EVT_MENU( ID_EXIT, MyFrame::OnQuit )
 685     EVT_BUTTON( ID_ADD_MOZART, MyFrame::OnAddMozart )
 686     EVT_BUTTON( ID_DELETE_MUSIC, MyFrame::OnDeleteMusic )
 687     EVT_BUTTON( ID_DELETE_YEAR, MyFrame::OnDeleteYear )
 688     EVT_BUTTON( ID_PREPEND_LIST, MyFrame::OnPrependList )
 689     EVT_BUTTON( ID_DELETE_LIST, MyFrame::OnDeleteList )
 690     EVT_BUTTON( ID_GOTO, MyFrame::OnGoto)
 691     EVT_BUTTON( ID_ADD_MANY, MyFrame::OnAddMany)
 692
 693     EVT_DATAVIEW_ITEM_VALUE_CHANGED( ID_MUSIC_CTRL, MyFrame::OnValueChanged )
 694
 695     EVT_DATAVIEW_ITEM_ACTIVATED(ID_MUSIC_CTRL, MyFrame::OnActivated )
 696     EVT_DATAVIEW_ITEM_EXPANDING(ID_MUSIC_CTRL, MyFrame::OnExpanding)
 697     EVT_DATAVIEW_ITEM_EXPANDED(ID_MUSIC_CTRL, MyFrame::OnExpanded)
 698     EVT_DATAVIEW_ITEM_COLLAPSING(ID_MUSIC_CTRL, MyFrame::OnCollapsing)
 699     EVT_DATAVIEW_ITEM_COLLAPSED(ID_MUSIC_CTRL, MyFrame::OnCollapsed)
 700     EVT_DATAVIEW_SELECTION_CHANGED(ID_MUSIC_CTRL, MyFrame::OnSelectionChanged)
 701
 702     EVT_DATAVIEW_ITEM_EDITING_STARTED(ID_MUSIC_CTRL, MyFrame::OnEditingStarted)
 703     EVT_DATAVIEW_ITEM_EDITING_DONE(ID_MUSIC_CTRL, MyFrame::OnEditingDone)
 704
 705     EVT_DATAVIEW_COLUMN_HEADER_CLICK(ID_MUSIC_CTRL, MyFrame::OnHeaderClick)
 706     EVT_DATAVIEW_COLUMN_HEADER_RIGHT_CLICKED(ID_MUSIC_CTRL, MyFrame::OnHeaderRightClick)
 707     EVT_DATAVIEW_COLUMN_SORTED(ID_MUSIC_CTRL, MyFrame::OnSorted)
 708
 709     EVT_DATAVIEW_ITEM_CONTEXT_MENU(ID_MUSIC_CTRL, MyFrame::OnContextMenu)
 710
 711     EVT_RIGHT_UP(MyFrame::OnRightClick)
 712 END_EVENT_TABLE()
 713
 714 MyFrame::MyFrame(wxFrame *frame, const wxString &title, int x, int y, int w, int h):
 715   wxFrame(frame, wxID_ANY, title, wxPoint(x, y), wxSize(w, h))
 716 {
 717     m_log = NULL;
 718     m_col = NULL;
 719
 720     SetIcon(wxICON(sample));
 721
 722     // build the menus:
 723
 724     wxMenu *file_menu = new wxMenu;
 725     file_menu->Append(ID_ABOUT, wxT("&About"));
 726     file_menu->AppendSeparator();
 727     file_menu->Append(ID_EXIT, wxT("E&xit"));
 728
 729     wxMenuBar *menu_bar = new wxMenuBar;
 730     menu_bar->Append(file_menu, wxT("&File"));
 731
 732     SetMenuBar(menu_bar);
 733     CreateStatusBar();
 734
 735     wxBoxSizer *main_sizer = new wxBoxSizer( wxVERTICAL );
 736
 737     wxBoxSizer *data_sizer = new wxBoxSizer( wxHORIZONTAL );
 738
 739     // MyMusic
 740
 741     m_musicCtrl = new wxDataViewCtrl( this, ID_MUSIC_CTRL, wxDefaultPosition,
 742                                     wxDefaultSize, wxDV_MULTIPLE );
 743
 744     m_music_model = new MyMusicModel;
 745     m_musicCtrl->AssociateModel( m_music_model.get() );
 746
 747 #if 0
 748     // Call this and sorting is enabled
 749     // immediatly upon start up.
 750     wxDataViewColumn *col = m_musicCtrl->AppendTextColumn( wxT("Title"), 0, wxDATAVIEW_CELL_INERT, 200,
 751                                      DEFAULT_ALIGN, wxDATAVIEW_COL_SORTABLE | wxDATAVIEW_COL_REORDERABLE);
 752     col->SetSortOrder( true );
 753 #else
 754     m_musicCtrl->AppendTextColumn(wxT("Title"),0,wxDATAVIEW_CELL_INERT,200,DEFAULT_ALIGN,wxDATAVIEW_COL_SORTABLE | wxDATAVIEW_COL_REORDERABLE);
 755 #endif
 756
 757     m_musicCtrl->AppendTextColumn( wxT("Artist"), 1, wxDATAVIEW_CELL_EDITABLE, 150,
 758                                      DEFAULT_ALIGN, wxDATAVIEW_COL_SORTABLE | wxDATAVIEW_COL_REORDERABLE);
 759
 760     wxDataViewSpinRenderer *sr = new wxDataViewSpinRenderer( 0, 2010 );
 761     wxDataViewColumn *column = new wxDataViewColumn( wxT("year"), sr, 2, -1, wxALIGN_CENTRE, wxDATAVIEW_COL_SORTABLE | wxDATAVIEW_COL_REORDERABLE);
 762     m_musicCtrl->AppendColumn( column );
 763
 764     data_sizer->Add( m_musicCtrl, 3, wxGROW );
 765
 766 #if 1
 767
 768     // MyList
 769
 770     m_listCtrl = new wxDataViewCtrl( this, wxID_ANY, wxDefaultPosition,
 771                                      wxDefaultSize, wxDV_MULTIPLE | wxDV_ROW_LINES);
 772
 773     m_list_model = new MyListModel;
 774     m_listCtrl->AssociateModel( m_list_model.get() );
 775
 776     m_listCtrl->AppendTextColumn    (wxT("editable string"), 0, wxDATAVIEW_CELL_EDITABLE, 120 );
 777     m_listCtrl->AppendIconTextColumn(wxT("icon"),            1, wxDATAVIEW_CELL_INERT,     60 );
 778
 779     wxDataViewTextRendererAttr *ra = new wxDataViewTextRendererAttr;
 780     column = new wxDataViewColumn(wxT("attributes"), ra, 2 );
 781     m_listCtrl->AppendColumn( column );
 782
 783     data_sizer->Add( m_listCtrl, 2, wxGROW );
 784
 785 #endif
 786
 787     main_sizer->Add( data_sizer, 2, wxGROW );
 788
 789     wxBoxSizer *button_sizer = new wxBoxSizer( wxHORIZONTAL );
 790
 791     button_sizer->Add( new wxButton( this, ID_ADD_MOZART,  _("Add Mozart")),             0, wxALL, 10 );
 792     button_sizer->Add( new wxButton( this, ID_DELETE_MUSIC,_("Delete selected")),        0, wxALL, 10 );
 793     button_sizer->Add( new wxButton( this, ID_DELETE_YEAR, _("Delete \"Year\" column")), 0, wxALL, 10 );
 794     button_sizer->Add( 10, 10, 1 );
 795     wxFlexGridSizer *grid_sizer = new wxFlexGridSizer( 2, 2 );
 796     grid_sizer->Add( new wxButton( this, ID_PREPEND_LIST,_("Prepend")),         0, wxALL, 2 );
 797     grid_sizer->Add( new wxButton( this, ID_DELETE_LIST, _("Delete selected")), 0, wxALL, 2 );
 798     grid_sizer->Add( new wxButton( this, ID_GOTO,        _("Goto 50")),         0, wxALL, 2 );
 799     grid_sizer->Add( new wxButton( this, ID_ADD_MANY,    _("Add 1000")),        0, wxALL, 2 );
 800     button_sizer->Add( grid_sizer, 0, wxALL, 10 );
 801
 802     main_sizer->Add( button_sizer, 0, wxGROW, 0 );
 803
 804     wxBoxSizer *bottom_sizer = new wxBoxSizer( wxHORIZONTAL );
 805
 806     m_log = new wxTextCtrl( this, -1,wxString(), wxDefaultPosition, wxDefaultSize, wxTE_MULTILINE );
 807     m_logOld = wxLog::SetActiveTarget(new wxLogTextCtrl(m_log));
 808     wxLogMessage(_("This is the log window"));
 809
 810     bottom_sizer->Add( m_log, 1, wxGROW );
 811
 812     // wxDataViewTreeStore
 813
 814     wxDataViewCtrl *treectrl = new wxDataViewCtrl( this, -1,
 815         wxDefaultPosition, wxSize(300,200), wxDV_NO_HEADER );
 816
 817     wxDataViewTreeStore *store = new wxDataViewTreeStore;
 818     wxDataViewItem parent = store->AppendContainer( wxDataViewItem(0),wxT("Root 1"), wxIcon(small1_xpm) );
 819     wxDataViewItem child = store->AppendItem( parent,wxT("Child 1"), wxIcon(small1_xpm) );
 820     child = store->AppendItem( parent,wxT("Child 2"), wxIcon(small1_xpm) );
 821     child = store->AppendItem( parent,wxT("Child 3"), wxIcon(small1_xpm) );
 822     treectrl->AssociateModel( store );
 823     store->DecRef();
 824
 825     treectrl->AppendIconTextColumn(wxT("no label"), 0, wxDATAVIEW_CELL_INERT, 200 );
 826
 827     bottom_sizer->Add( treectrl );
 828
 829     // wxDataViewTreeCtrl
 830
 831     wxDataViewTreeCtrl *treectrl2 = new wxDataViewTreeCtrl( this, -1, wxDefaultPosition, wxSize(300,200) );
 832
 833     wxImageList *ilist = new wxImageList( 16, 16 );
 834     ilist->Add( wxIcon(small1_xpm) );
 835     treectrl2->SetImageList( ilist );
 836
 837     parent = treectrl2->AppendContainer( wxDataViewItem(0),wxT("Root 1"), 0 );
 838     child = treectrl2->AppendItem( parent,wxT("Child 1"), 0 );
 839     child = treectrl2->AppendItem( parent,wxT("Child 2"), 0 );
 840     child = treectrl2->AppendItem( parent,wxT("Child 3"), 0 );
 841
 842     bottom_sizer->Add( treectrl2 );
 843
 844     // main sizer
 845
 846     main_sizer->Add( bottom_sizer, 0, wxGROW );
 847
 848     SetSizer( main_sizer );
 849 }
 850
 851 MyFrame::~MyFrame()
 852 {
 853     delete wxLog::SetActiveTarget(m_logOld);
 854 }
 855
 856 void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event) )
 857 {
 858     Close(true);
 859 }
 860
 861 void MyFrame::OnAddMozart(wxCommandEvent& WXUNUSED(event) )
 862 {
 863     m_music_model->AddToClassical( wxT("Kleine Nachtmusik"), wxT("Wolfgang Mozart"), 1787 );
 864 }
 865
 866 void MyFrame::OnDeleteMusic(wxCommandEvent& WXUNUSED(event) )
 867 {
 868     wxDataViewItemArray items;
 869     int len = m_musicCtrl->GetSelections( items );
 870     for( int i = 0; i < len; i ++ )
 871         if (items[i].IsOk())
 872             m_music_model->Delete( items[i] );
 873 }
 874
 875 void MyFrame::OnDeleteYear( wxCommandEvent& WXUNUSED(event) )
 876 {
 877     m_musicCtrl->DeleteColumn( m_musicCtrl->GetColumn( 2 ) );
 878     FindWindow( ID_DELETE_YEAR )->Disable();
 879 }
 880
 881 void MyFrame::OnPrependList( wxCommandEvent& WXUNUSED(event) )
 882 {
 883     m_list_model->Prepend(wxT("Test"));
 884 }
 885
 886 void MyFrame::OnDeleteList( wxCommandEvent& WXUNUSED(event) )
 887 {
 888     wxDataViewItemArray items;
 889     int len = m_listCtrl->GetSelections( items );
 890     if (len > 0)
 891         m_list_model->DeleteItems( items );
 892 }
 893
 894 void MyFrame::OnValueChanged( wxDataViewEvent &event )
 895 {
 896     if (!m_log)
 897         return;
 898
 899     wxLogMessage( wxT("EVT_DATAVIEW_ITEM_VALUE_CHANGED, Item Id: %d;  Column: %d"), event.GetItem().GetID(), event.GetColumn() );
 900 }
 901
 902 void MyFrame::OnActivated( wxDataViewEvent &event )
 903 {
 904     if(!m_log)
 905         return;
 906
 907     wxString title = m_music_model->GetTitle( event.GetItem() );
 908     wxLogMessage(wxT("wxEVT_COMMAND_DATAVIEW_ITEM_ACTIVATED, Item: %s"), title.GetData());
 909 }
 910
 911 void MyFrame::OnSelectionChanged( wxDataViewEvent &event )
 912 {
 913     if(!m_log)
 914         return;
 915
 916     wxString title = m_music_model->GetTitle( event.GetItem() );
 917     if (title.empty())
 918         title = wxT("None");
 919
 920     wxLogMessage(wxT("wxEVT_COMMAND_DATAVIEW_SELECTION_CHANGED, First selected Item: %s"), title.GetData() );
 921 }
 922
 923 void MyFrame::OnExpanding( wxDataViewEvent &event )
 924 {
 925     if (!m_log)
 926         return;
 927
 928     wxString title = m_music_model->GetTitle( event.GetItem() );
 929     wxLogMessage(wxT("wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDING, Item: %s"), title.GetData() );
 930 }
 931
 932
 933 void MyFrame::OnEditingStarted( wxDataViewEvent &event )
 934 {
 935     if (!m_log)
 936         return;
 937
 938     wxString title = m_music_model->GetTitle( event.GetItem() );
 939     wxLogMessage(wxT("wxEVT_COMMAND_DATAVIEW_ITEM_EDITING_STARTED, Item: %s"), title.GetData() );
 940 }
 941
 942 void MyFrame::OnEditingDone( wxDataViewEvent &event )
 943 {
 944     if (!m_log)
 945         return;
 946
 947     wxString title = m_music_model->GetTitle( event.GetItem() );
 948     wxLogMessage(wxT("wxEVT_COMMAND_DATAVIEW_ITEM_EDITING_DONE, Item: %s"), title.GetData() );
 949 }
 950
 951 void MyFrame::OnExpanded( wxDataViewEvent &event )
 952 {
 953     if (!m_log)
 954         return;
 955
 956     wxString title = m_music_model->GetTitle( event.GetItem() );
 957     wxLogMessage(wxT("wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDED, Item: %s"), title.GetData() );
 958 }
 959
 960 void MyFrame::OnCollapsing( wxDataViewEvent &event )
 961 {
 962     if (!m_log)
 963         return;
 964
 965     wxString title = m_music_model->GetTitle( event.GetItem() );
 966     wxLogMessage(wxT("wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSING, Item: %s"), title.GetData() );
 967 }
 968
 969 void MyFrame::OnCollapsed( wxDataViewEvent &event )
 970 {
 971     if (!m_log)
 972         return;
 973
 974     wxString title = m_music_model->GetTitle( event.GetItem() );
 975     wxLogMessage(wxT("wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSED, Item: %s"),title.GetData());
 976 }
 977
 978 void MyFrame::OnContextMenu( wxDataViewEvent &event )
 979 {
 980     if (!m_log)
 981         return;
 982
 983     wxString title = m_music_model->GetTitle( event.GetItem() );
 984     wxLogMessage(wxT("wxEVT_COMMAND_DATAVIEW_ITEM_CONTEXT_MENU, Item: %s"),title.GetData());
 985 }
 986
 987 void MyFrame::OnHeaderClick( wxDataViewEvent &event )
 988 {
 989     if(!m_log)
 990         return;
 991
 992     int pos = m_musicCtrl->GetColumnPosition( event.GetDataViewColumn() );
 993
 994     wxLogMessage(wxT("wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_CLICK, Column position: %d"), pos );
 995 }
 996
 997 void MyFrame::OnHeaderRightClick( wxDataViewEvent &event )
 998 {
 999     if(!m_log)
1000         return;
1001
1002     int pos = m_musicCtrl->GetColumnPosition( event.GetDataViewColumn() );
1003
1004     wxLogMessage(wxT("wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK, Column position: %d"), pos );
1005 }
1006
1007 void MyFrame::OnSorted( wxDataViewEvent &event )
1008 {
1009     if(!m_log)
1010         return;
1011
1012     int pos = m_musicCtrl->GetColumnPosition( event.GetDataViewColumn() );
1013
1014     wxLogMessage(wxT("wxEVT_COMMAND_DATAVIEW_COLUMN_SORTED, Column position: %d"), pos );
1015 }
1016
1017 void MyFrame::OnRightClick( wxMouseEvent &event )
1018 {
1019     if(!m_log)
1020         return;
1021
1022     wxLogMessage(wxT("wxEVT_MOUSE_RIGHT_UP, Click Point is X: %d, Y: %d"), event.GetX(), event.GetY());
1023 }
1024
1025 void MyFrame::OnGoto(wxCommandEvent& WXUNUSED(event))
1026 {
1027     wxDataViewItem item = m_list_model->GetItem( 50 );
1028     m_listCtrl->EnsureVisible(item,m_col);
1029 }
1030
1031 void MyFrame::OnAddMany(wxCommandEvent& WXUNUSED(event))
1032 {
1033     m_list_model->AddMany();
1034 }
1035
1036
1037 void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event) )
1038 {
1039     wxAboutDialogInfo info;
1040     info.SetName(_("DataView sample"));
1041     info.SetDescription(_("This sample demonstrates the dataview control handling"));
1042     info.SetCopyright(_T("(C) 2007 Robert Roebling"));
1043
1044     wxAboutBox(info);
1045 }
1046