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 #include "wx/menu.h"
  31
  32 #ifndef __WXMSW__
  33     #include "../sample.xpm"
  34 #endif
  35
  36 #include "null.xpm"
  37
  38 /* XPM */
  39 static const char *small1_xpm[] = {
  40 /* columns rows colors chars-per-pixel */
  41 "16 16 6 1",
  42 ". c Black",
  43 "o c #FFFFFF",
  44 "X c #000080",
  45 "O c #FFFF00",
  46 "  c None",
  47 "+ c #FF0000",
  48 /* pixels */
  49 "                ",
  50 "                ",
  51 "                ",
  52 "    .......     ",
  53 "    .XXXXX.     ",
  54 "    .oXXXX.     ",
  55 "    .oXXX.......",
  56 ".....oXXX.OOOOO.",
  57 ".+++.XXXX.oOOOO.",
  58 ".o++......oOOOO.",
  59 ".o++++.  .oOOOO.",
  60 ".o++++.  .OOOOO.",
  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 // MyMusicModel
  73 // -------------------------------------
  74
  75 /*
  76 Implement this data model
  77             Title               Artist               Year
  78 -------------------------------------------------------------
  79 1: My Music:
  80     2:  Pop music
  81         3:  You are not alone   Michael Jackson      1995
  82         4:  Take a bow          Madonna              1994
  83     5:  Classical music
  84         6:  Ninth Symphony      Ludwig v. Beethoven  1824
  85         7:  German Requiem      Johannes Brahms      1868
  86 */
  87
  88
  89
  90 class MyMusicModelNode;
  91 WX_DEFINE_ARRAY_PTR( MyMusicModelNode*, MyMusicModelNodes );
  92
  93 class MyMusicModelNode
  94 {
  95 public:
  96     MyMusicModelNode( MyMusicModelNode* parent,
  97                       const wxString &title, const wxString &artist, int year )
  98     {
  99         m_parent = parent;
 100         m_title = title;
 101         m_artist = artist;
 102         m_year = year;
 103         m_isContainer = false;
 104     }
 105
 106     MyMusicModelNode( MyMusicModelNode* parent,
 107                       const wxString &branch )
 108     {
 109         m_parent = parent;
 110         m_title = branch;
 111         m_year = -1;
 112         m_isContainer = true;
 113     }
 114
 115     ~MyMusicModelNode()
 116     {
 117         size_t count = m_children.GetCount();
 118         size_t i;
 119         for (i = 0; i < count; i++)
 120         {
 121             MyMusicModelNode *child = m_children[i];
 122             delete child;
 123         }
 124     }
 125
 126     bool IsContainer()                                    { return m_isContainer; }
 127
 128     MyMusicModelNode* GetParent()                         { return m_parent; }
 129     MyMusicModelNodes &GetChildren()                      { return m_children; }
 130     MyMusicModelNode* GetNthChild( unsigned int n )       { return m_children.Item( n ); }
 131     void Insert( MyMusicModelNode* child, unsigned int n) { m_children.Insert( child, n); }
 132     void Append( MyMusicModelNode* child )                { m_children.Add( child ); }
 133     unsigned int GetChildCount()                          { return m_children.GetCount(); }
 134
 135 public:
 136     wxString            m_title;
 137     wxString            m_artist;
 138     int                 m_year;
 139
 140 private:
 141     MyMusicModelNode   *m_parent;
 142     MyMusicModelNodes   m_children;
 143     bool                m_isContainer;
 144 };
 145
 146
 147 class MyMusicModel: public wxDataViewModel
 148 {
 149 public:
 150
 151     // constructor
 152
 153     MyMusicModel()
 154     {
 155         m_root = new MyMusicModelNode( NULL, wxT("My Music" ));
 156         m_pop = new MyMusicModelNode( m_root, wxT("Pop music") );
 157         m_root->Append( m_pop );
 158         m_pop->Append( new MyMusicModelNode( m_pop,
 159             wxT("You are not alone"), wxT("Michael Jackson"), 1995 ) );
 160         m_pop->Append( new MyMusicModelNode( m_pop,
 161             wxT("Take a bow"), wxT("Madonna"), 1994 ) );
 162         m_classical = new MyMusicModelNode( m_root, wxT("Classical music") );
 163         m_root->Append( m_classical );
 164         m_classical->Append( new MyMusicModelNode( m_classical,
 165             wxT("Ninth symphony"), wxT("Ludwig van Beethoven"), 1824 ) );
 166         m_classical->Append( new MyMusicModelNode( m_classical,
 167             wxT("German Requiem"), wxT("Johannes Brahms"), 1868 ) );
 168         m_classicalMusicIsKnownToControl = false;
 169     }
 170
 171     ~MyMusicModel()
 172     {
 173         delete m_root;
 174     }
 175
 176     // helper method for wxLog
 177
 178     wxString GetTitle( const wxDataViewItem &item ) const
 179     {
 180         MyMusicModelNode *node = (MyMusicModelNode*) item.GetID();
 181         if (!node)
 182             return wxEmptyString;
 183
 184         return node->m_title;
 185     }
 186
 187     int GetYear( const wxDataViewItem &item ) const
 188     {
 189         MyMusicModelNode *node = (MyMusicModelNode*) item.GetID();
 190         if (!node)
 191             return 2000;
 192
 193         return node->m_year;
 194     }
 195
 196     // helper methods to change the model
 197
 198     void AddToClassical( const wxString &title, const wxString &artist, int year )
 199     {
 200         // add to data
 201         MyMusicModelNode *child_node =
 202             new MyMusicModelNode( m_classical, title, artist, year );
 203
 204         m_classical->Append( child_node );
 205
 206         if (m_classicalMusicIsKnownToControl)
 207         {
 208             // notify control
 209             wxDataViewItem child( (void*) child_node );
 210             wxDataViewItem parent( (void*) m_classical );
 211             ItemAdded( parent, child );
 212         }
 213     }
 214
 215     void Delete( const wxDataViewItem &item )
 216     {
 217         MyMusicModelNode *node = (MyMusicModelNode*) item.GetID();
 218         wxDataViewItem parent( node->GetParent() );
 219
 220         node->GetParent()->GetChildren().Remove( node );
 221         delete node;
 222
 223         // notify control
 224         ItemDeleted( parent, item );
 225     }
 226
 227     // override sorting to always sort branches ascendingly
 228
 229     int Compare( const wxDataViewItem &item1, const wxDataViewItem &item2,
 230                  unsigned int column, bool ascending )
 231     {
 232         if (IsContainer(item1) && IsContainer(item2))
 233         {
 234             wxVariant value1,value2;
 235             GetValue( value1, item1, 0 );
 236             GetValue( value2, item2, 0 );
 237
 238             wxString str1 = value1.GetString();
 239             wxString str2 = value2.GetString();
 240             int res = str1.Cmp( str2 );
 241             if (res) return res;
 242
 243             // items must be different
 244             wxUIntPtr litem1 = (wxUIntPtr) item1.GetID();
 245             wxUIntPtr litem2 = (wxUIntPtr) item2.GetID();
 246
 247             return litem1-litem2;
 248         }
 249
 250         return wxDataViewModel::Compare( item1, item2, column, ascending );
 251     }
 252
 253     // implementation of base class virtuals to define model
 254
 255     virtual unsigned int GetColumnCount() const
 256     {
 257         return 5;
 258     }
 259
 260     virtual wxString GetColumnType( unsigned int col ) const
 261     {
 262         if (col == 2)
 263             return wxT("long");
 264
 265         return wxT("string");
 266     }
 267
 268     virtual void GetValue( wxVariant &variant,
 269                            const wxDataViewItem &item, unsigned int col ) const
 270     {
 271         MyMusicModelNode *node = (MyMusicModelNode*) item.GetID();
 272         switch (col)
 273         {
 274             case 0: variant = node->m_title; break;
 275             case 1: variant = node->m_artist; break;
 276             case 2: variant = (long) node->m_year; break;
 277             case 3:
 278                // wxMac doesn't conceal the popularity progress renderer, return 0 for containers
 279                if (IsContainer(item))
 280                   variant = (long) 0;
 281                else
 282                   variant = (long) 80;  // all music is very 80% popular
 283                break;
 284             case 4:
 285                // Make size of red square depend on year
 286                if (GetYear(item) < 1900)
 287                   variant = (long) 35;
 288                else
 289                   variant = (long) 25;
 290                break;
 291             default:
 292             {
 293                 wxLogError( wxT("MyMusicModel::GetValue: wrong column %d"), col );
 294
 295                 // provoke a crash when mouse button down
 296                 wxMouseState state = wxGetMouseState();
 297                 if (state.ShiftDown())
 298                 {
 299                     char *crash = 0;
 300                     *crash = 0;
 301                 }
 302             }
 303         }
 304     }
 305
 306     virtual bool SetValue( const wxVariant &variant,
 307                            const wxDataViewItem &item, unsigned int col )
 308     {
 309         MyMusicModelNode *node = (MyMusicModelNode*) item.GetID();
 310         switch (col)
 311         {
 312             case 0: node->m_title = variant.GetString(); return true;
 313             case 1: node->m_artist  = variant.GetString(); return true;
 314             case 2: node->m_year  = variant.GetLong(); return true;
 315             default: wxLogError( wxT("MyMusicModel::SetValue: wrong column") );
 316         }
 317         return false;
 318     }
 319
 320     virtual wxDataViewItem GetParent( const wxDataViewItem &item ) const
 321     {
 322         // the invisble root node has no parent
 323         if (!item.IsOk())
 324             return wxDataViewItem(0);
 325
 326         MyMusicModelNode *node = (MyMusicModelNode*) item.GetID();
 327
 328         // "MyMusic" also has no parent
 329         if (node == m_root)
 330             return wxDataViewItem(0);
 331
 332         return wxDataViewItem( (void*) node->GetParent() );
 333     }
 334
 335     virtual bool IsContainer( const wxDataViewItem &item ) const
 336     {
 337         // the invisble root node can have children (in
 338         // our model always "MyMusic")
 339         if (!item.IsOk())
 340             return true;
 341
 342         MyMusicModelNode *node = (MyMusicModelNode*) item.GetID();
 343         return node->IsContainer();
 344     }
 345
 346     virtual unsigned int GetChildren( const wxDataViewItem &parent, wxDataViewItemArray &array ) const
 347     {
 348         MyMusicModelNode *node = (MyMusicModelNode*) parent.GetID();
 349         if (!node)
 350         {
 351             array.Add( wxDataViewItem( (void*) m_root ) );
 352             return 1;
 353         }
 354
 355         if (node == m_classical)
 356         {
 357             MyMusicModel *model = (MyMusicModel*)(const MyMusicModel*) this;
 358             model->m_classicalMusicIsKnownToControl = true;
 359         }
 360
 361         if (node->GetChildCount() == 0)
 362         {
 363             return 0;
 364         }
 365
 366         unsigned int count = node->GetChildren().GetCount();
 367         unsigned int pos;
 368         for (pos = 0; pos < count; pos++)
 369         {
 370             MyMusicModelNode *child = node->GetChildren().Item( pos );
 371             array.Add( wxDataViewItem( (void*) child ) );
 372         }
 373         return count;
 374     }
 375
 376     // DnD
 377
 378     virtual bool IsDraggable( const wxDataViewItem &item )
 379         {
 380             // only drag items
 381             return (!IsContainer(item));
 382         }
 383
 384     virtual size_t GetDragDataSize( const wxDataViewItem &item, const wxDataFormat &WXUNUSED(format) )
 385         {
 386             wxPrintf( "GetDragDataSize\n" );
 387
 388             MyMusicModelNode *node = (MyMusicModelNode*) item.GetID();
 389             wxString data;
 390             data += node->m_title; data += wxT(" ");
 391             data += node->m_artist;
 392             return strlen( data.utf8_str() ) + 1;
 393         }
 394     virtual bool GetDragData( const wxDataViewItem &item, const wxDataFormat &WXUNUSED(format),
 395                               void* dest, size_t WXUNUSED(size) )
 396         {
 397             wxPrintf( "GetDragData\n" );
 398
 399             MyMusicModelNode *node = (MyMusicModelNode*) item.GetID();
 400             wxString data;
 401             data += node->m_title; data += wxT(" ");
 402             data += node->m_artist;
 403             wxCharBuffer buffer( data.utf8_str() );
 404             memcpy( dest, buffer, strlen(buffer)+1 );
 405             return true;
 406         }
 407
 408 private:
 409     MyMusicModelNode*   m_root;
 410     MyMusicModelNode*   m_pop;
 411     MyMusicModelNode*   m_classical;
 412     bool                m_classicalMusicIsKnownToControl;
 413 };
 414
 415
 416 static int my_sort_reverse( int *v1, int *v2 )
 417 {
 418    return *v2-*v1;
 419 }
 420
 421 static int my_sort( int *v1, int *v2 )
 422 {
 423    return *v1-*v2;
 424 }
 425
 426 class MyListModel: public wxDataViewVirtualListModel
 427 {
 428 public:
 429     MyListModel() :
 430 #ifdef __WXMAC__
 431         wxDataViewVirtualListModel( 1000 + 100 )
 432 #else
 433         wxDataViewVirtualListModel( 100000 + 100 )
 434 #endif
 435     {
 436 #ifdef __WXMAC__
 437         m_virtualItems = 1000;
 438 #else
 439         m_virtualItems = 100000;
 440 #endif
 441
 442         unsigned int i;
 443         for (i = 0; i < 100; i++)
 444         {
 445             wxString str;
 446             str.Printf( wxT("row number %d"), i );
 447             m_array.Add( str );
 448         }
 449
 450         m_icon = wxIcon( null_xpm );
 451     }
 452
 453     // helper methods to change the model
 454
 455     void Prepend( const wxString &text )
 456     {
 457         m_array.Insert( text, 0 );
 458         RowPrepended();
 459     }
 460
 461     void DeleteItem( const wxDataViewItem &item )
 462     {
 463         unsigned int row = GetRow( item );
 464         if (row >= m_array.GetCount())
 465            return;
 466
 467         m_array.RemoveAt( row );
 468         RowDeleted( row );
 469     }
 470
 471     void DeleteItems( const wxDataViewItemArray &items )
 472     {
 473         wxArrayInt rows;
 474         unsigned int i;
 475         for (i = 0; i < items.GetCount(); i++)
 476         {
 477             unsigned int row = GetRow( items[i] );
 478             if (row < m_array.GetCount())
 479                 rows.Add( row );
 480         }
 481
 482         // Sort in descending order so that the last
 483         // row will be deleted first. Otherwise the
 484         // remaining indeces would all be wrong.
 485         rows.Sort( my_sort_reverse );
 486         for (i = 0; i < rows.GetCount(); i++)
 487             m_array.RemoveAt( rows[i] );
 488
 489         // This is just to test if wxDataViewCtrl can
 490         // cope with removing rows not sorted in
 491         // descending order
 492         rows.Sort( my_sort );
 493         RowsDeleted( rows );
 494     }
 495
 496     void AddMany()
 497     {
 498         m_virtualItems += 1000;
 499         Reset( m_array.GetCount() + m_virtualItems );
 500     }
 501
 502     // implementation of base class virtuals to define model
 503
 504     virtual unsigned int GetColumnCount() const
 505     {
 506         return 3;
 507     }
 508
 509     virtual wxString GetColumnType( unsigned int col ) const
 510     {
 511         if (col == 1)
 512             return wxT("wxDataViewIconText");
 513
 514         return wxT("string");
 515     }
 516
 517     virtual unsigned int GetRowCount()
 518     {
 519         return m_array.GetCount();
 520     }
 521
 522     virtual void GetValue( wxVariant &variant,
 523                            unsigned int row, unsigned int col ) const
 524     {
 525         if (col==0)
 526         {
 527             if (row >= m_array.GetCount())
 528             {
 529                 wxString str;
 530                 str.Printf(wxT("row %d"), row - m_array.GetCount() );
 531                 variant = str;
 532             }
 533             else
 534             {
 535                 variant = m_array[ row ];
 536             }
 537         } else
 538         if (col==1)
 539         {
 540             wxDataViewIconText data( wxT("test"), m_icon );
 541             variant << data;
 542         } else
 543         if (col==2)
 544         {
 545             if (row >= m_array.GetCount())
 546                 variant = wxT("plain");
 547             else
 548                 variant = wxT("blue");
 549         }
 550     }
 551
 552     virtual bool GetAttr( unsigned int row, unsigned int col, wxDataViewItemAttr &attr )
 553     {
 554         if (col != 2)
 555             return false;
 556
 557         if (row < m_array.GetCount())
 558         {
 559             attr.SetColour( *wxBLUE );
 560             attr.SetItalic( true );
 561         }
 562
 563         return true;
 564     }
 565
 566     virtual bool SetValue( const wxVariant &variant,
 567                            unsigned int row, unsigned int col )
 568     {
 569         if (col == 0)
 570         {
 571             if (row >= m_array.GetCount())
 572                return false;
 573
 574             m_array[row] = variant.GetString();
 575             return true;
 576         }
 577
 578         return false;
 579     }
 580
 581     wxArrayString    m_array;
 582     wxIcon           m_icon;
 583     int              m_virtualItems;
 584 };
 585
 586 // -------------------------------------
 587 // MyCustomRenderer
 588 // -------------------------------------
 589
 590 class MyCustomRenderer: public wxDataViewCustomRenderer
 591 {
 592 public:
 593     MyCustomRenderer( wxDataViewCellMode mode, int alignment ) :
 594        wxDataViewCustomRenderer( wxString("long"), mode, alignment )
 595        { m_height = 25; }
 596
 597     virtual bool Render( wxRect rect, wxDC *dc, int WXUNUSED(state) )
 598     {
 599         dc->SetBrush( *wxRED_BRUSH );
 600         dc->SetPen( *wxTRANSPARENT_PEN );
 601         dc->DrawRectangle( rect );
 602         return true;
 603     }
 604
 605
 606     virtual bool Activate( wxRect WXUNUSED(cell),
 607                            wxDataViewModel *WXUNUSED(model), const wxDataViewItem &WXUNUSED(item), unsigned int WXUNUSED(col) )
 608     {
 609         wxLogMessage( wxT("MyCustomRenderer Activate()") );
 610         return false;
 611     }
 612
 613     virtual bool LeftClick( wxPoint cursor, wxRect WXUNUSED(cell),
 614                            wxDataViewModel *WXUNUSED(model), const wxDataViewItem &WXUNUSED(item), unsigned int WXUNUSED(col) )
 615     {
 616         wxLogMessage( wxT("MyCustomRenderer LeftClick( %d, %d )"), cursor.x, cursor.y );
 617         return false;
 618     }
 619
 620     virtual wxSize GetSize() const
 621     {
 622         return wxSize(60,m_height);
 623     }
 624
 625     virtual bool SetValue( const wxVariant &value )
 626     {
 627         m_height = value;
 628         return true;
 629     }
 630
 631     virtual bool GetValue( wxVariant &WXUNUSED(value) ) const { return true; }
 632
 633 private:
 634     long m_height;
 635 };
 636
 637 // -------------------------------------
 638 // MyApp
 639 // -------------------------------------
 640
 641 class MyApp: public wxApp
 642 {
 643 public:
 644     bool OnInit(void);
 645     int OnExit();
 646 };
 647
 648 // -------------------------------------
 649 // MyFrame
 650 // -------------------------------------
 651
 652 class MyFrame : public wxFrame
 653 {
 654 public:
 655     MyFrame(wxFrame *frame, const wxString &title, int x, int y, int w, int h);
 656     ~MyFrame();
 657
 658 public:
 659     void OnQuit(wxCommandEvent& event);
 660     void OnAbout(wxCommandEvent& event);
 661
 662     void OnAddMozart(wxCommandEvent& event);
 663     void OnDeleteMusic(wxCommandEvent& event);
 664     void OnDeleteYear(wxCommandEvent& event);
 665
 666     void OnPrependList(wxCommandEvent& event);
 667     void OnDeleteList(wxCommandEvent& event);
 668
 669     void OnValueChanged( wxDataViewEvent &event );
 670
 671     void OnActivated( wxDataViewEvent &event );
 672     void OnExpanding( wxDataViewEvent &event );
 673     void OnExpanded( wxDataViewEvent &event );
 674     void OnCollapsing( wxDataViewEvent &event );
 675     void OnCollapsed( wxDataViewEvent &event );
 676     void OnSelectionChanged( wxDataViewEvent &event );
 677
 678     void OnEditingStarted( wxDataViewEvent &event );
 679     void OnEditingDone( wxDataViewEvent &event );
 680
 681     void OnHeaderClick( wxDataViewEvent &event );
 682     void OnHeaderRightClick( wxDataViewEvent &event );
 683     void OnSorted( wxDataViewEvent &event );
 684
 685     void OnContextMenu( wxDataViewEvent &event );
 686
 687     void OnRightClick( wxMouseEvent &event );
 688     void OnGoto( wxCommandEvent &event);
 689     void OnAddMany( wxCommandEvent &event);
 690
 691 private:
 692     wxDataViewCtrl* m_musicCtrl;
 693     wxObjectDataPtr<MyMusicModel> m_music_model;
 694
 695     wxDataViewCtrl* m_listCtrl;
 696     wxObjectDataPtr<MyListModel> m_list_model;
 697
 698     wxDataViewColumn * m_col;
 699
 700     wxTextCtrl    * m_log;
 701     wxLog *m_logOld;
 702
 703 private:
 704     DECLARE_EVENT_TABLE()
 705 };
 706
 707 // -------------------------------------
 708 // MyApp
 709 // -------------------------------------
 710
 711 IMPLEMENT_APP(MyApp)
 712
 713 bool MyApp::OnInit(void)
 714 {
 715     if ( !wxApp::OnInit() )
 716         return false;
 717
 718     // build the first frame
 719     MyFrame *frame =
 720         new MyFrame(NULL, wxT("wxDataViewCtrl feature test"), 40, 40, 1000, 540);
 721     frame->Show(true);
 722
 723     SetTopWindow(frame);
 724     return true;
 725 }
 726
 727 int MyApp::OnExit()
 728 {
 729     return 0;
 730 }
 731
 732
 733 // -------------------------------------
 734 // MyFrame
 735 // -------------------------------------
 736
 737 enum
 738 {
 739     // file menu
 740     ID_ABOUT = wxID_ABOUT,
 741     ID_EXIT = wxID_EXIT,
 742
 743     ID_MUSIC_CTRL       = 50,
 744
 745     ID_ADD_MOZART       = 100,
 746     ID_DELETE_MUSIC     = 101,
 747     ID_DELETE_YEAR      = 102,
 748
 749     ID_PREPEND_LIST     = 200,
 750     ID_DELETE_LIST      = 201,
 751     ID_GOTO             = 202,
 752     ID_ADD_MANY         = 203
 753 };
 754
 755 BEGIN_EVENT_TABLE(MyFrame, wxFrame)
 756     EVT_MENU( ID_ABOUT, MyFrame::OnAbout )
 757     EVT_MENU( ID_EXIT, MyFrame::OnQuit )
 758     EVT_BUTTON( ID_ADD_MOZART, MyFrame::OnAddMozart )
 759     EVT_BUTTON( ID_DELETE_MUSIC, MyFrame::OnDeleteMusic )
 760     EVT_BUTTON( ID_DELETE_YEAR, MyFrame::OnDeleteYear )
 761     EVT_BUTTON( ID_PREPEND_LIST, MyFrame::OnPrependList )
 762     EVT_BUTTON( ID_DELETE_LIST, MyFrame::OnDeleteList )
 763     EVT_BUTTON( ID_GOTO, MyFrame::OnGoto)
 764     EVT_BUTTON( ID_ADD_MANY, MyFrame::OnAddMany)
 765
 766     EVT_DATAVIEW_ITEM_VALUE_CHANGED( ID_MUSIC_CTRL, MyFrame::OnValueChanged )
 767
 768     EVT_DATAVIEW_ITEM_ACTIVATED(ID_MUSIC_CTRL, MyFrame::OnActivated )
 769     EVT_DATAVIEW_ITEM_EXPANDING(ID_MUSIC_CTRL, MyFrame::OnExpanding)
 770     EVT_DATAVIEW_ITEM_EXPANDED(ID_MUSIC_CTRL, MyFrame::OnExpanded)
 771     EVT_DATAVIEW_ITEM_COLLAPSING(ID_MUSIC_CTRL, MyFrame::OnCollapsing)
 772     EVT_DATAVIEW_ITEM_COLLAPSED(ID_MUSIC_CTRL, MyFrame::OnCollapsed)
 773     EVT_DATAVIEW_SELECTION_CHANGED(ID_MUSIC_CTRL, MyFrame::OnSelectionChanged)
 774
 775     EVT_DATAVIEW_ITEM_EDITING_STARTED(ID_MUSIC_CTRL, MyFrame::OnEditingStarted)
 776     EVT_DATAVIEW_ITEM_EDITING_DONE(ID_MUSIC_CTRL, MyFrame::OnEditingDone)
 777
 778     EVT_DATAVIEW_COLUMN_HEADER_CLICK(ID_MUSIC_CTRL, MyFrame::OnHeaderClick)
 779     EVT_DATAVIEW_COLUMN_HEADER_RIGHT_CLICKED(ID_MUSIC_CTRL, MyFrame::OnHeaderRightClick)
 780     EVT_DATAVIEW_COLUMN_SORTED(ID_MUSIC_CTRL, MyFrame::OnSorted)
 781
 782     EVT_DATAVIEW_ITEM_CONTEXT_MENU(ID_MUSIC_CTRL, MyFrame::OnContextMenu)
 783
 784     EVT_RIGHT_UP(MyFrame::OnRightClick)
 785 END_EVENT_TABLE()
 786
 787 MyFrame::MyFrame(wxFrame *frame, const wxString &title, int x, int y, int w, int h):
 788   wxFrame(frame, wxID_ANY, title, wxPoint(x, y), wxSize(w, h))
 789 {
 790     m_log = NULL;
 791     m_col = NULL;
 792
 793     SetIcon(wxICON(sample));
 794
 795     // build the menus:
 796
 797     wxMenu *file_menu = new wxMenu;
 798     file_menu->Append(ID_ABOUT, wxT("&About"));
 799     file_menu->AppendSeparator();
 800     file_menu->Append(ID_EXIT, wxT("E&xit"));
 801
 802     wxMenuBar *menu_bar = new wxMenuBar;
 803     menu_bar->Append(file_menu, wxT("&File"));
 804
 805     SetMenuBar(menu_bar);
 806     CreateStatusBar();
 807
 808     wxBoxSizer *main_sizer = new wxBoxSizer( wxVERTICAL );
 809
 810     wxBoxSizer *data_sizer = new wxBoxSizer( wxHORIZONTAL );
 811
 812     // MyMusic
 813
 814     m_musicCtrl = new wxDataViewCtrl( this, ID_MUSIC_CTRL, wxDefaultPosition,
 815                                     wxDefaultSize, wxDV_MULTIPLE|wxDV_VARIABLE_LINE_HEIGHT );
 816
 817     m_music_model = new MyMusicModel;
 818     m_musicCtrl->AssociateModel( m_music_model.get() );
 819
 820     wxDataViewTextRenderer *tr = new wxDataViewTextRenderer( wxT("string"), wxDATAVIEW_CELL_INERT );
 821     wxDataViewColumn *column0 = new wxDataViewColumn( wxT("title"), tr, 0, 200, wxALIGN_LEFT,
 822         wxDATAVIEW_COL_SORTABLE | wxDATAVIEW_COL_REORDERABLE | wxDATAVIEW_COL_RESIZABLE );
 823     m_musicCtrl->AppendColumn( column0 );
 824 #if 0
 825     // Call this and sorting is enabled
 826     // immediatly upon start up.
 827     column0->SetSortOrder( true );
 828 #endif
 829
 830     tr = new wxDataViewTextRenderer( wxT("string"), wxDATAVIEW_CELL_EDITABLE );
 831     wxDataViewColumn *column1 = new wxDataViewColumn( wxT("artist"), tr, 1, 150, wxALIGN_RIGHT,
 832         wxDATAVIEW_COL_SORTABLE | wxDATAVIEW_COL_REORDERABLE | wxDATAVIEW_COL_RESIZABLE );
 833     m_musicCtrl->AppendColumn( column1 );
 834
 835     wxDataViewSpinRenderer *sr = new wxDataViewSpinRenderer( 0, 2010, wxDATAVIEW_CELL_EDITABLE, wxALIGN_RIGHT );
 836     wxDataViewColumn *column2 = new wxDataViewColumn( wxT("year"), sr, 2, 80, wxALIGN_LEFT,
 837         wxDATAVIEW_COL_SORTABLE | wxDATAVIEW_COL_REORDERABLE | wxDATAVIEW_COL_RESIZABLE );
 838     m_musicCtrl->AppendColumn( column2 );
 839
 840     m_musicCtrl->AppendProgressColumn( wxT("popularity"), 3, wxDATAVIEW_CELL_INERT, 80 );
 841
 842     MyCustomRenderer *cr = new MyCustomRenderer( wxDATAVIEW_CELL_ACTIVATABLE, wxALIGN_RIGHT );
 843     wxDataViewColumn *column3 = new wxDataViewColumn( wxT("custom"), cr, 4, -1, wxALIGN_LEFT,
 844         wxDATAVIEW_COL_RESIZABLE );
 845     m_musicCtrl->AppendColumn( column3 );
 846
 847     data_sizer->Add( m_musicCtrl, 3, wxGROW );
 848
 849 #if 1
 850
 851     // MyList
 852
 853     m_listCtrl = new wxDataViewCtrl( this, wxID_ANY, wxDefaultPosition,
 854                                      wxDefaultSize, wxDV_MULTIPLE | wxDV_ROW_LINES);
 855
 856     m_list_model = new MyListModel;
 857     m_listCtrl->AssociateModel( m_list_model.get() );
 858
 859 #if 1
 860     m_listCtrl->AppendTextColumn    (wxT("editable string"), 0, wxDATAVIEW_CELL_EDITABLE, 120 );
 861     m_listCtrl->AppendIconTextColumn(wxIcon(small1_xpm), 1, wxDATAVIEW_CELL_INERT )->SetTitle( wxT("icon") );
 862 #else
 863     m_listCtrl->AppendTextColumn    (wxT("editable string"), 0, wxDATAVIEW_CELL_EDITABLE );
 864     m_listCtrl->AppendIconTextColumn(wxT("icon"),            1, wxDATAVIEW_CELL_INERT );
 865 #endif
 866
 867     wxDataViewTextRendererAttr *ra = new wxDataViewTextRendererAttr;
 868     wxDataViewColumn *column4 = new wxDataViewColumn(wxT("attributes"), ra, 2 );
 869     m_listCtrl->AppendColumn( column4 );
 870
 871     data_sizer->Add( m_listCtrl, 2, wxGROW );
 872
 873 #endif
 874
 875     main_sizer->Add( data_sizer, 2, wxGROW );
 876
 877     wxBoxSizer *button_sizer = new wxBoxSizer( wxHORIZONTAL );
 878
 879     button_sizer->Add( new wxButton( this, ID_ADD_MOZART,  _("Add Mozart")),             0, wxALL, 10 );
 880     button_sizer->Add( new wxButton( this, ID_DELETE_MUSIC,_("Delete selected")),        0, wxALL, 10 );
 881     button_sizer->Add( new wxButton( this, ID_DELETE_YEAR, _("Delete \"Year\" column")), 0, wxALL, 10 );
 882     button_sizer->Add( 10, 10, 1 );
 883     wxFlexGridSizer *grid_sizer = new wxFlexGridSizer( 2, 2 );
 884     grid_sizer->Add( new wxButton( this, ID_PREPEND_LIST,_("Prepend")),         0, wxALL, 2 );
 885     grid_sizer->Add( new wxButton( this, ID_DELETE_LIST, _("Delete selected")), 0, wxALL, 2 );
 886     grid_sizer->Add( new wxButton( this, ID_GOTO,        _("Goto 50")),         0, wxALL, 2 );
 887     grid_sizer->Add( new wxButton( this, ID_ADD_MANY,    _("Add 1000")),        0, wxALL, 2 );
 888     button_sizer->Add( grid_sizer, 0, wxALL, 10 );
 889
 890     main_sizer->Add( button_sizer, 0, wxGROW, 0 );
 891
 892     wxBoxSizer *bottom_sizer = new wxBoxSizer( wxHORIZONTAL );
 893
 894     m_log = new wxTextCtrl( this, -1, wxString(), wxDefaultPosition, wxSize(100,200), wxTE_MULTILINE );
 895     m_logOld = wxLog::SetActiveTarget(new wxLogTextCtrl(m_log));
 896     wxLogMessage(_("This is the log window"));
 897
 898     bottom_sizer->Add( m_log, 1, wxGROW );
 899
 900     // wxDataViewTreeStore
 901
 902     wxDataViewCtrl *treectrl = new wxDataViewCtrl( this, -1,
 903         wxDefaultPosition, wxSize(100,200), wxDV_NO_HEADER );
 904
 905     wxDataViewTreeStore *store = new wxDataViewTreeStore;
 906     wxDataViewItem parent = store->AppendContainer( wxDataViewItem(0),wxT("Root 1"), wxIcon(small1_xpm) );
 907     wxDataViewItem child = store->AppendItem( parent,wxT("Child 1"), wxIcon(small1_xpm) );
 908     child = store->AppendItem( parent,wxT("Child 2"), wxIcon(small1_xpm) );
 909     child = store->AppendItem( parent,wxT("Child 3, very long, long, long, long"), wxIcon(small1_xpm) );
 910     treectrl->AssociateModel( store );
 911     store->DecRef();
 912
 913     treectrl->AppendIconTextColumn( wxT("no label"), 0, wxDATAVIEW_CELL_INERT, -1, (wxAlignment) 0,
 914         wxDATAVIEW_COL_RESIZABLE );
 915
 916     bottom_sizer->Add( treectrl, 1 );
 917
 918     // wxDataViewTreeCtrl
 919
 920     wxDataViewTreeCtrl *treectrl2 = new wxDataViewTreeCtrl( this, -1, wxDefaultPosition, wxSize(100,200) );
 921
 922     wxImageList *ilist = new wxImageList( 16, 16 );
 923     ilist->Add( wxIcon(small1_xpm) );
 924     treectrl2->SetImageList( ilist );
 925
 926     parent = treectrl2->AppendContainer( wxDataViewItem(0),wxT("Root 1"), 0 );
 927     child = treectrl2->AppendItem( parent,wxT("Child 1"), 0 );
 928     child = treectrl2->AppendItem( parent,wxT("Child 2"), 0 );
 929     child = treectrl2->AppendItem( parent,wxT("Child 3, very long, long, long, long"), 0 );
 930
 931     bottom_sizer->Add( treectrl2, 1 );
 932
 933     // main sizer
 934
 935     main_sizer->Add( bottom_sizer, 0, wxGROW );
 936
 937     SetSizer( main_sizer );
 938 }
 939
 940 MyFrame::~MyFrame()
 941 {
 942     delete wxLog::SetActiveTarget(m_logOld);
 943 }
 944
 945 void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event) )
 946 {
 947     Close(true);
 948 }
 949
 950 void MyFrame::OnAddMozart(wxCommandEvent& WXUNUSED(event) )
 951 {
 952     m_music_model->AddToClassical( wxT("Kleine Nachtmusik"), wxT("Wolfgang Mozart"), 1787 );
 953 }
 954
 955 void MyFrame::OnDeleteMusic(wxCommandEvent& WXUNUSED(event) )
 956 {
 957     wxDataViewItemArray items;
 958     int len = m_musicCtrl->GetSelections( items );
 959     for( int i = 0; i < len; i ++ )
 960         if (items[i].IsOk())
 961             m_music_model->Delete( items[i] );
 962 }
 963
 964 void MyFrame::OnDeleteYear( wxCommandEvent& WXUNUSED(event) )
 965 {
 966     m_musicCtrl->DeleteColumn( m_musicCtrl->GetColumn( 2 ) );
 967     FindWindow( ID_DELETE_YEAR )->Disable();
 968 }
 969
 970 void MyFrame::OnPrependList( wxCommandEvent& WXUNUSED(event) )
 971 {
 972     m_list_model->Prepend(wxT("Test"));
 973 }
 974
 975 void MyFrame::OnDeleteList( wxCommandEvent& WXUNUSED(event) )
 976 {
 977     wxDataViewItemArray items;
 978     int len = m_listCtrl->GetSelections( items );
 979     if (len > 0)
 980         m_list_model->DeleteItems( items );
 981 }
 982
 983 void MyFrame::OnValueChanged( wxDataViewEvent &event )
 984 {
 985     if (!m_log)
 986         return;
 987
 988     wxLogMessage( wxT("EVT_DATAVIEW_ITEM_VALUE_CHANGED, Item Id: %d;  Column: %d"), event.GetItem().GetID(), event.GetColumn() );
 989 }
 990
 991 void MyFrame::OnActivated( wxDataViewEvent &event )
 992 {
 993     if(!m_log)
 994         return;
 995
 996     wxString title = m_music_model->GetTitle( event.GetItem() );
 997     wxLogMessage(wxT("wxEVT_COMMAND_DATAVIEW_ITEM_ACTIVATED, Item: %s"), title.GetData());
 998 }
 999
1000 void MyFrame::OnSelectionChanged( wxDataViewEvent &event )
1001 {
1002     if(!m_log)
1003         return;
1004
1005     wxString title = m_music_model->GetTitle( event.GetItem() );
1006     if (title.empty())
1007         title = wxT("None");
1008
1009     wxLogMessage(wxT("wxEVT_COMMAND_DATAVIEW_SELECTION_CHANGED, First selected Item: %s"), title.GetData() );
1010 }
1011
1012 void MyFrame::OnExpanding( wxDataViewEvent &event )
1013 {
1014     if (!m_log)
1015         return;
1016
1017     wxString title = m_music_model->GetTitle( event.GetItem() );
1018     wxLogMessage(wxT("wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDING, Item: %s"), title.GetData() );
1019 }
1020
1021
1022 void MyFrame::OnEditingStarted( wxDataViewEvent &event )
1023 {
1024     if (!m_log)
1025         return;
1026
1027     wxString title = m_music_model->GetTitle( event.GetItem() );
1028     wxLogMessage(wxT("wxEVT_COMMAND_DATAVIEW_ITEM_EDITING_STARTED, Item: %s"), title.GetData() );
1029 }
1030
1031 void MyFrame::OnEditingDone( wxDataViewEvent &event )
1032 {
1033     if (!m_log)
1034         return;
1035
1036     wxString title = m_music_model->GetTitle( event.GetItem() );
1037     wxLogMessage(wxT("wxEVT_COMMAND_DATAVIEW_ITEM_EDITING_DONE, Item: %s"), title.GetData() );
1038 }
1039
1040 void MyFrame::OnExpanded( wxDataViewEvent &event )
1041 {
1042     if (!m_log)
1043         return;
1044
1045     wxString title = m_music_model->GetTitle( event.GetItem() );
1046     wxLogMessage(wxT("wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDED, Item: %s"), title.GetData() );
1047 }
1048
1049 void MyFrame::OnCollapsing( wxDataViewEvent &event )
1050 {
1051     if (!m_log)
1052         return;
1053
1054     wxString title = m_music_model->GetTitle( event.GetItem() );
1055     wxLogMessage(wxT("wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSING, Item: %s"), title.GetData() );
1056 }
1057
1058 void MyFrame::OnCollapsed( wxDataViewEvent &event )
1059 {
1060     if (!m_log)
1061         return;
1062
1063     wxString title = m_music_model->GetTitle( event.GetItem() );
1064     wxLogMessage(wxT("wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSED, Item: %s"),title.GetData());
1065 }
1066
1067 void MyFrame::OnContextMenu( wxDataViewEvent &event )
1068 {
1069     if (!m_log)
1070         return;
1071
1072     wxString title = m_music_model->GetTitle( event.GetItem() );
1073     wxLogMessage(wxT("wxEVT_COMMAND_DATAVIEW_ITEM_CONTEXT_MENU, Item: %s"),title.GetData());
1074
1075     wxMenu *menu = new wxMenu;
1076     menu->Append( 1, wxT("entry 1") );
1077     menu->Append( 2, wxT("entry 2") );
1078     menu->Append( 3, wxT("entry 3") );
1079
1080     m_musicCtrl->PopupMenu( menu );
1081
1082 //    wxLogMessage(wxT("wxEVT_COMMAND_DATAVIEW_ITEM_CONTEXT_MENU, Item: %s Value: %s"),title.GetData(), event.GetValue().GetString());
1083 }
1084
1085 void MyFrame::OnHeaderClick( wxDataViewEvent &event )
1086 {
1087     if(!m_log)
1088         return;
1089
1090     int pos = m_musicCtrl->GetColumnPosition( event.GetDataViewColumn() );
1091
1092     wxLogMessage(wxT("wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_CLICK, Column position: %d"), pos );
1093 }
1094
1095 void MyFrame::OnHeaderRightClick( wxDataViewEvent &event )
1096 {
1097     if(!m_log)
1098         return;
1099
1100     int pos = m_musicCtrl->GetColumnPosition( event.GetDataViewColumn() );
1101
1102     wxLogMessage(wxT("wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK, Column position: %d"), pos );
1103 }
1104
1105 void MyFrame::OnSorted( wxDataViewEvent &event )
1106 {
1107     if(!m_log)
1108         return;
1109
1110     int pos = m_musicCtrl->GetColumnPosition( event.GetDataViewColumn() );
1111
1112     wxLogMessage(wxT("wxEVT_COMMAND_DATAVIEW_COLUMN_SORTED, Column position: %d"), pos );
1113 }
1114
1115 void MyFrame::OnRightClick( wxMouseEvent &event )
1116 {
1117     if(!m_log)
1118         return;
1119
1120     wxLogMessage(wxT("wxEVT_MOUSE_RIGHT_UP, Click Point is X: %d, Y: %d"), event.GetX(), event.GetY());
1121 }
1122
1123 void MyFrame::OnGoto(wxCommandEvent& WXUNUSED(event))
1124 {
1125     wxDataViewItem item = m_list_model->GetItem( 50 );
1126     m_listCtrl->EnsureVisible(item,m_col);
1127 }
1128
1129 void MyFrame::OnAddMany(wxCommandEvent& WXUNUSED(event))
1130 {
1131     m_list_model->AddMany();
1132 }
1133
1134
1135 void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event) )
1136 {
1137     wxAboutDialogInfo info;
1138     info.SetName(_("DataView sample"));
1139     info.SetDescription(_("This sample demonstrates the dataview control handling"));
1140     info.SetCopyright(_T("(C) 2007 Robert Roebling"));
1141
1142     wxAboutBox(info);
1143 }
1144