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