src/generic/datavgen.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/generic/datavgen.cpp
   3 // Purpose:     wxDataViewCtrl generic implementation
   4 // Author:      Robert Roebling
   5 // Modified by: Francesco Montorsi, Guru Kathiresan, Bo Yang
   6 // Id:          $Id$
   7 // Copyright:   (c) 1998 Robert Roebling
   8 // Licence:     wxWindows licence
   9 /////////////////////////////////////////////////////////////////////////////
  10
  11 // For compilers that support precompilation, includes "wx.h".
  12 #include "wx/wxprec.h"
  13
  14 #ifdef __BORLANDC__
  15     #pragma hdrstop
  16 #endif
  17
  18 #if wxUSE_DATAVIEWCTRL
  19
  20 #include "wx/dataview.h"
  21
  22 #ifdef wxUSE_GENERICDATAVIEWCTRL
  23
  24 #ifndef WX_PRECOMP
  25     #ifdef __WXMSW__
  26         #include "wx/msw/private.h"
  27         #include "wx/msw/wrapwin.h"
  28         #include "wx/msw/wrapcctl.h" // include <commctrl.h> "properly"
  29     #endif
  30     #include "wx/sizer.h"
  31     #include "wx/log.h"
  32     #include "wx/dcclient.h"
  33     #include "wx/timer.h"
  34     #include "wx/settings.h"
  35     #include "wx/msgdlg.h"
  36     #include "wx/dcscreen.h"
  37 #endif
  38
  39 #include "wx/stockitem.h"
  40 #include "wx/calctrl.h"
  41 #include "wx/popupwin.h"
  42 #include "wx/renderer.h"
  43 #include "wx/dcbuffer.h"
  44 #include "wx/icon.h"
  45 #include "wx/list.h"
  46 #include "wx/listimpl.cpp"
  47
  48 //-----------------------------------------------------------------------------
  49 // classes
  50 //-----------------------------------------------------------------------------
  51
  52 class wxDataViewCtrl;
  53
  54 static const int SCROLL_UNIT_X = 15;
  55
  56 // the cell padding on the left/right
  57 static const int PADDING_RIGHTLEFT = 3;
  58
  59 // the expander space margin
  60 static const int EXPANDER_MARGIN = 4;
  61
  62 //-----------------------------------------------------------------------------
  63 // wxDataViewHeaderWindow
  64 //-----------------------------------------------------------------------------
  65
  66 #define USE_NATIVE_HEADER_WINDOW    1
  67
  68 //Below is the compare stuff
  69 //For the generic implements, both the leaf nodes and the nodes are sorted for fast search when needed
  70 static wxDataViewModel * g_model;
  71 static int g_column = -2;
  72 static bool g_asending = true;
  73
  74 // NB: for some reason, this class must be dllexport'ed or we get warnings from
  75 //     MSVC in DLL build
  76 class WXDLLIMPEXP_ADV wxDataViewHeaderWindowBase : public wxControl
  77 {
  78 public:
  79     wxDataViewHeaderWindowBase()
  80         { m_owner = NULL; }
  81
  82     bool Create(wxDataViewCtrl *parent, wxWindowID id,
  83                 const wxPoint &pos, const wxSize &size,
  84                 const wxString &name)
  85     {
  86         return wxWindow::Create(parent, id, pos, size, wxNO_BORDER, name);
  87     }
  88
  89     void SetOwner( wxDataViewCtrl* owner ) { m_owner = owner; }
  90     wxDataViewCtrl *GetOwner() { return m_owner; }
  91
  92     // called on column addition/removal
  93     virtual void UpdateDisplay() { /* by default, do nothing */ }
  94
  95     // returns the n-th column
  96     virtual wxDataViewColumn *GetColumn(unsigned int n)
  97     {
  98         wxASSERT(m_owner);
  99         wxDataViewColumn *ret = m_owner->GetColumn(n);
 100         wxASSERT(ret);
 101
 102         return ret;
 103     }
 104
 105 protected:
 106     wxDataViewCtrl      *m_owner;
 107
 108     // sends an event generated from the n-th wxDataViewColumn
 109     void SendEvent(wxEventType type, unsigned int n);
 110 };
 111
 112 // on wxMSW the header window (only that part however) can be made native!
 113 #if defined(__WXMSW__) && USE_NATIVE_HEADER_WINDOW
 114
 115 #define COLUMN_WIDTH_OFFSET         2
 116 #define wxDataViewHeaderWindowMSW   wxDataViewHeaderWindow
 117
 118 class wxDataViewHeaderWindowMSW : public wxDataViewHeaderWindowBase
 119 {
 120 public:
 121
 122     wxDataViewHeaderWindowMSW( wxDataViewCtrl *parent,
 123                                wxWindowID id,
 124                                const wxPoint &pos = wxDefaultPosition,
 125                                const wxSize &size = wxDefaultSize,
 126                                const wxString &name = wxT("wxdataviewctrlheaderwindow") )
 127     {
 128         Create(parent, id, pos, size, name);
 129     }
 130
 131     bool Create(wxDataViewCtrl *parent, wxWindowID id,
 132                 const wxPoint &pos, const wxSize &size,
 133                 const wxString &name);
 134
 135     ~wxDataViewHeaderWindowMSW();
 136
 137     // called when any column setting is changed and/or changed
 138     // the column count
 139     virtual void UpdateDisplay();
 140
 141     // called Refresh afterwards
 142     virtual void ScrollWindow(int dx, int dy, const wxRect *rect = NULL);
 143
 144 protected:
 145     virtual bool MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result);
 146
 147     virtual void DoSetSize(int x, int y, int width, int height, int sizeFlags);
 148
 149     wxSize DoGetBestSize() const;
 150
 151     unsigned int GetColumnIdxFromHeader(NMHEADER *nmHDR);
 152
 153     wxDataViewColumn *GetColumnFromHeader(NMHEADER *nmHDR)
 154         { return GetColumn(GetColumnIdxFromHeader(nmHDR)); }
 155
 156     int m_scrollOffsetX;
 157     int m_buttonHeight;
 158
 159 private:
 160     DECLARE_DYNAMIC_CLASS(wxDataViewHeaderWindowMSW)
 161 };
 162
 163 #else       // !defined(__WXMSW__)
 164
 165 #define HEADER_WINDOW_HEIGHT            25
 166 #define HEADER_HORIZ_BORDER             5
 167 #define HEADER_VERT_BORDER              3
 168 #define wxGenericDataViewHeaderWindow   wxDataViewHeaderWindow
 169
 170 class wxGenericDataViewHeaderWindow : public wxDataViewHeaderWindowBase
 171 {
 172 public:
 173     wxGenericDataViewHeaderWindow( wxDataViewCtrl *parent,
 174                                     wxWindowID id,
 175                                     const wxPoint &pos = wxDefaultPosition,
 176                                     const wxSize &size = wxDefaultSize,
 177                                     const wxString &name = wxT("wxdataviewctrlheaderwindow") )
 178     {
 179         Init();
 180         Create(parent, id, pos, size, name);
 181     }
 182
 183     bool Create(wxDataViewCtrl *parent, wxWindowID id,
 184                 const wxPoint &pos, const wxSize &size,
 185                 const wxString &name);
 186
 187     ~wxGenericDataViewHeaderWindow()
 188     {
 189         delete m_resizeCursor;
 190     }
 191
 192     virtual void UpdateDisplay() { Refresh(); }
 193
 194     // event handlers:
 195
 196     void OnPaint( wxPaintEvent &event );
 197     void OnMouse( wxMouseEvent &event );
 198     void OnSetFocus( wxFocusEvent &event );
 199
 200
 201 protected:
 202
 203     // vars used for column resizing:
 204
 205     wxCursor            *m_resizeCursor;
 206     const wxCursor      *m_currentCursor;
 207     bool                 m_isDragging;
 208
 209     bool                 m_dirty;     // needs refresh?
 210     int                  m_hover;     // index of the column under the mouse
 211     int                  m_column;    // index of the column being resized
 212     int                  m_currentX;  // divider line position in logical (unscrolled) coords
 213     int                  m_minX;      // minimal position beyond which the divider line
 214                                       // can't be dragged in logical coords
 215
 216     // the pen used to draw the current column width drag line
 217     // when resizing the columsn
 218     wxPen m_penCurrent;
 219
 220
 221     // internal utilities:
 222
 223     void Init()
 224     {
 225         m_currentCursor = (wxCursor *) NULL;
 226         m_resizeCursor = new wxCursor( wxCURSOR_SIZEWE );
 227
 228         m_isDragging = false;
 229         m_dirty = false;
 230
 231         m_hover = wxNOT_FOUND;
 232         m_column = wxNOT_FOUND;
 233         m_currentX = 0;
 234         m_minX = 0;
 235
 236         wxColour col = wxSystemSettings::GetColour(wxSYS_COLOUR_3DLIGHT);
 237         m_penCurrent = wxPen(col, 1, wxSOLID);
 238     }
 239
 240     void AdjustDC(wxDC& dc);
 241
 242 private:
 243     DECLARE_DYNAMIC_CLASS(wxGenericDataViewHeaderWindow)
 244     DECLARE_EVENT_TABLE()
 245 };
 246
 247 #endif      // defined(__WXMSW__)
 248
 249 //-----------------------------------------------------------------------------
 250 // wxDataViewRenameTimer
 251 //-----------------------------------------------------------------------------
 252
 253 class wxDataViewRenameTimer: public wxTimer
 254 {
 255 private:
 256     wxDataViewMainWindow *m_owner;
 257
 258 public:
 259     wxDataViewRenameTimer( wxDataViewMainWindow *owner );
 260     void Notify();
 261 };
 262
 263 //-----------------------------------------------------------------------------
 264 // wxDataViewTreeNode
 265 //-----------------------------------------------------------------------------
 266 class wxDataViewTreeNode;
 267 WX_DEFINE_ARRAY( wxDataViewTreeNode *, wxDataViewTreeNodes );
 268 WX_DEFINE_ARRAY( void* , wxDataViewTreeLeaves);
 269
 270 int LINKAGEMODE wxGenericTreeModelNodeCmp( wxDataViewTreeNode ** node1, wxDataViewTreeNode ** node2);
 271 int LINKAGEMODE wxGenericTreeModelItemCmp( void ** id1, void ** id2);
 272
 273 class wxDataViewTreeNode
 274 {
 275 public:
 276     wxDataViewTreeNode( wxDataViewTreeNode * parent = NULL )
 277     {
 278         m_parent = parent;
 279         if (!parent)
 280             m_open = true;
 281         else
 282             m_open = false;
 283         m_hasChildren = false;
 284         m_subTreeCount  = 0;
 285     }
 286
 287     ~wxDataViewTreeNode()
 288     {
 289     }
 290
 291     wxDataViewTreeNode * GetParent() { return m_parent; }
 292     void SetParent( wxDataViewTreeNode * parent ) { m_parent = parent; }
 293     wxDataViewTreeNodes &  GetNodes() { return m_nodes; }
 294     wxDataViewTreeLeaves & GetChildren() { return m_leaves; }
 295
 296     void AddNode( wxDataViewTreeNode * node )
 297     {
 298         m_leaves.Add( node->GetItem().GetID() );
 299         if (g_column >= -1)
 300             m_leaves.Sort( &wxGenericTreeModelItemCmp );
 301         m_nodes.Add( node );
 302         if (g_column >= -1)
 303             m_nodes.Sort( &wxGenericTreeModelNodeCmp );
 304     }
 305     void AddLeaf( void * leaf )
 306     {
 307         m_leaves.Add( leaf );
 308         if (g_column >= -1)
 309             m_leaves.Sort( &wxGenericTreeModelItemCmp );
 310     }
 311
 312     wxDataViewItem & GetItem() { return m_item; }
 313     void SetItem( const wxDataViewItem & item ) { m_item = item; }
 314
 315     unsigned int GetChildrenNumber() { return m_leaves.GetCount(); }
 316     unsigned int GetNodeNumber() { return m_nodes.GetCount(); }
 317     int GetIndentLevel()
 318     {
 319         int ret = 0 ;
 320         wxDataViewTreeNode * node = this;
 321         while( node->GetParent()->GetParent() != NULL )
 322         {
 323             node = node->GetParent();
 324             ret ++;
 325         }
 326         return ret;
 327     }
 328
 329     bool IsOpen()
 330     {
 331         return m_open ;
 332     }
 333
 334     void ToggleOpen()
 335     {
 336         int len = m_nodes.GetCount();
 337         int sum = 0;
 338         for ( int i = 0 ;i < len ; i ++)
 339             sum += m_nodes[i]->GetSubTreeCount();
 340
 341         sum += m_leaves.GetCount();
 342         if (m_open)
 343         {
 344             ChangeSubTreeCount(-sum);
 345             m_open = !m_open;
 346         }
 347         else
 348         {
 349             m_open = !m_open;
 350             ChangeSubTreeCount(sum);
 351         }
 352     }
 353     bool HasChildren() { return m_hasChildren; }
 354     void SetHasChildren( bool has ){ m_hasChildren = has; }
 355
 356     void SetSubTreeCount( int num ) { m_subTreeCount = num; }
 357     int GetSubTreeCount() { return m_subTreeCount; }
 358     void ChangeSubTreeCount( int num )
 359     {
 360         if( !m_open )
 361             return ;
 362         m_subTreeCount += num;
 363         if( m_parent )
 364             m_parent->ChangeSubTreeCount(num);
 365     }
 366
 367     void Resort()
 368     {
 369         if (g_column >= -1)
 370         {
 371             m_nodes.Sort( &wxGenericTreeModelNodeCmp );
 372             int len = m_nodes.GetCount();
 373             for (int i = 0; i < len; i ++)
 374                 m_nodes[i]->Resort();
 375             m_leaves.Sort( &wxGenericTreeModelItemCmp );
 376         }
 377     }
 378
 379 private:
 380     wxDataViewTreeNode  *m_parent;
 381     wxDataViewTreeNodes  m_nodes;
 382     wxDataViewTreeLeaves m_leaves;
 383     wxDataViewItem       m_item;
 384     bool                 m_open;
 385     bool                 m_hasChildren;
 386     int                  m_subTreeCount;
 387 };
 388
 389 int LINKAGEMODE wxGenericTreeModelNodeCmp( wxDataViewTreeNode ** node1, wxDataViewTreeNode ** node2)
 390 {
 391     return g_model->Compare( (*node1)->GetItem(), (*node2)->GetItem(), g_column, g_asending );
 392 }
 393
 394 int LINKAGEMODE wxGenericTreeModelItemCmp( void ** id1, void ** id2)
 395 {
 396     return g_model->Compare( *id1, *id2, g_column, g_asending );
 397 }
 398
 399
 400
 401 //-----------------------------------------------------------------------------
 402 // wxDataViewMainWindow
 403 //-----------------------------------------------------------------------------
 404
 405 WX_DEFINE_SORTED_USER_EXPORTED_ARRAY_SIZE_T(unsigned int, wxDataViewSelection,
 406                                             WXDLLIMPEXP_ADV);
 407 WX_DECLARE_LIST(wxDataViewItem, ItemList);
 408 WX_DEFINE_LIST(ItemList)
 409
 410 class wxDataViewMainWindow: public wxWindow
 411 {
 412 public:
 413     wxDataViewMainWindow( wxDataViewCtrl *parent,
 414                             wxWindowID id,
 415                             const wxPoint &pos = wxDefaultPosition,
 416                             const wxSize &size = wxDefaultSize,
 417                             const wxString &name = wxT("wxdataviewctrlmainwindow") );
 418     virtual ~wxDataViewMainWindow();
 419
 420     // notifications from wxDataViewModel
 421     bool ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item );
 422     bool ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item );
 423     bool ItemChanged( const wxDataViewItem &item );
 424     bool ValueChanged( const wxDataViewItem &item, unsigned int col );
 425     bool Cleared();
 426     void Resort()
 427     {
 428         if (m_root)
 429         {
 430             SortPrepare();
 431             m_root->Resort();
 432         }
 433         UpdateDisplay();
 434     }
 435
 436     void SortPrepare()
 437     {
 438         g_model = GetOwner()->GetModel();
 439         wxDataViewColumn* col = GetOwner()->GetSortingColumn();
 440         if( !col )
 441         {
 442             if (g_model->HasDefaultCompare())
 443                 g_column = -1;
 444             else
 445                 g_column = -2;
 446
 447             g_asending = true;
 448             return;
 449         }
 450         g_column = col->GetModelColumn();
 451         g_asending = col->IsSortOrderAscending();
 452     }
 453
 454     void SetOwner( wxDataViewCtrl* owner ) { m_owner = owner; }
 455     wxDataViewCtrl *GetOwner() { return m_owner; }
 456     const wxDataViewCtrl *GetOwner() const { return m_owner; }
 457
 458     void OnPaint( wxPaintEvent &event );
 459     void OnArrowChar(unsigned int newCurrent, const wxKeyEvent& event);
 460     void OnChar( wxKeyEvent &event );
 461     void OnMouse( wxMouseEvent &event );
 462     void OnSetFocus( wxFocusEvent &event );
 463     void OnKillFocus( wxFocusEvent &event );
 464
 465     void UpdateDisplay();
 466     void RecalculateDisplay();
 467     void OnInternalIdle();
 468
 469     void OnRenameTimer();
 470
 471     void ScrollWindow( int dx, int dy, const wxRect *rect = NULL );
 472     void ScrollTo( int rows, int column );
 473
 474     bool HasCurrentRow() { return m_currentRow != (unsigned int)-1; }
 475     void ChangeCurrentRow( unsigned int row );
 476
 477     bool IsSingleSel() const { return !GetParent()->HasFlag(wxDV_MULTIPLE); }
 478     bool IsEmpty() { return GetRowCount() == 0; }
 479
 480     int GetCountPerPage() const;
 481     int GetEndOfLastCol() const;
 482     unsigned int GetFirstVisibleRow() const;
 483     //I change this method to un const because in the tree view, the displaying number of the tree are changing along with the expanding/collapsing of the tree nodes
 484     unsigned int GetLastVisibleRow();
 485     unsigned int GetRowCount() ;
 486
 487     wxDataViewItem GetSelection() const;
 488     wxDataViewSelection GetSelections(){ return m_selection; }
 489     void SetSelections( const wxDataViewSelection & sel ) { m_selection = sel; UpdateDisplay(); }
 490     void Select( const wxArrayInt& aSelections );
 491     void SelectAllRows( bool on );
 492     void SelectRow( unsigned int row, bool on );
 493     void SelectRows( unsigned int from, unsigned int to, bool on );
 494     void ReverseRowSelection( unsigned int row );
 495     bool IsRowSelected( unsigned int row );
 496     void SendSelectionChangedEvent( const wxDataViewItem& item);
 497
 498     void RefreshRow( unsigned int row );
 499     void RefreshRows( unsigned int from, unsigned int to );
 500     void RefreshRowsAfter( unsigned int firstRow );
 501
 502     // returns the colour to be used for drawing the rules
 503     wxColour GetRuleColour() const
 504     {
 505         return wxSystemSettings::GetColour(wxSYS_COLOUR_3DLIGHT);
 506     }
 507
 508     wxRect GetLineRect( unsigned int row ) const;
 509
 510     //Some useful functions for row and item mapping
 511     wxDataViewItem GetItemByRow( unsigned int row ) const;
 512     int GetRowByItem( const wxDataViewItem & item );
 513
 514     //Methods for building the mapping tree
 515     void BuildTree( wxDataViewModel  * model );
 516     void DestroyTree();
 517     void HitTest( const wxPoint & point, wxDataViewItem & item, wxDataViewColumn* &column );
 518     wxRect GetItemRect( const wxDataViewItem & item, const wxDataViewColumn* column );
 519
 520     void Expand( unsigned int row ) { OnExpanding( row ); }
 521     void Collapse( unsigned int row ) { OnCollapsing( row ); }
 522 private:
 523     wxDataViewTreeNode * GetTreeNodeByRow( unsigned int row );
 524     //We did not need this temporarily
 525     //wxDataViewTreeNode * GetTreeNodeByItem( const wxDataViewItem & item );
 526
 527     int RecalculateCount() ;
 528
 529     wxDataViewEvent SendExpanderEvent( wxEventType type, const wxDataViewItem & item );
 530     void OnExpanding( unsigned int row );
 531     void OnCollapsing( unsigned int row );
 532
 533     wxDataViewTreeNode * FindNode( const wxDataViewItem & item );
 534
 535 private:
 536     wxDataViewCtrl             *m_owner;
 537     int                         m_lineHeight;
 538     bool                        m_dirty;
 539
 540     wxDataViewColumn           *m_currentCol;
 541     unsigned int                m_currentRow;
 542     wxDataViewSelection         m_selection;
 543
 544     wxDataViewRenameTimer      *m_renameTimer;
 545     bool                        m_lastOnSame;
 546
 547     bool                        m_hasFocus;
 548
 549     int                         m_dragCount;
 550     wxPoint                     m_dragStart;
 551
 552     // for double click logic
 553     unsigned int m_lineLastClicked,
 554            m_lineBeforeLastClicked,
 555            m_lineSelectSingleOnUp;
 556
 557     // the pen used to draw horiz/vertical rules
 558     wxPen m_penRule;
 559
 560     // the pen used to draw the expander and the lines
 561     wxPen m_penExpander;
 562
 563     //This is the tree structure of the model
 564     wxDataViewTreeNode * m_root;
 565     int m_count;
 566     //This is the tree node under the cursor
 567     wxDataViewTreeNode * m_underMouse;
 568 private:
 569     DECLARE_DYNAMIC_CLASS(wxDataViewMainWindow)
 570     DECLARE_EVENT_TABLE()
 571 };
 572
 573 // ---------------------------------------------------------
 574 // wxGenericDataViewModelNotifier
 575 // ---------------------------------------------------------
 576
 577 class wxGenericDataViewModelNotifier: public wxDataViewModelNotifier
 578 {
 579 public:
 580     wxGenericDataViewModelNotifier( wxDataViewMainWindow *mainWindow )
 581         { m_mainWindow = mainWindow; }
 582
 583     virtual bool ItemAdded( const wxDataViewItem & parent, const wxDataViewItem & item )
 584         { return m_mainWindow->ItemAdded( parent , item ); }
 585     virtual bool ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item )
 586         { return m_mainWindow->ItemDeleted( parent, item ); }
 587     virtual bool ItemChanged( const wxDataViewItem & item )
 588         { return m_mainWindow->ItemChanged(item);  }
 589     virtual bool ValueChanged( const wxDataViewItem & item , unsigned int col )
 590         { return m_mainWindow->ValueChanged( item, col ); }
 591     virtual bool Cleared()
 592         { return m_mainWindow->Cleared(); }
 593     virtual void Resort()
 594          { m_mainWindow->Resort(); }
 595
 596     wxDataViewMainWindow    *m_mainWindow;
 597 };
 598
 599 // ---------------------------------------------------------
 600 // wxDataViewRenderer
 601 // ---------------------------------------------------------
 602
 603 IMPLEMENT_ABSTRACT_CLASS(wxDataViewRenderer, wxDataViewRendererBase)
 604
 605 wxDataViewRenderer::wxDataViewRenderer( const wxString &varianttype,
 606                                         wxDataViewCellMode mode,
 607                                         int align) :
 608     wxDataViewRendererBase( varianttype, mode, align )
 609 {
 610     m_dc = NULL;
 611     m_align = align;
 612     m_mode = mode;
 613     m_wantsAttr = false;
 614     m_hasAttr = false;
 615 }
 616
 617 wxDataViewRenderer::~wxDataViewRenderer()
 618 {
 619     if (m_dc)
 620         delete m_dc;
 621 }
 622
 623 wxDC *wxDataViewRenderer::GetDC()
 624 {
 625     if (m_dc == NULL)
 626     {
 627         if (GetOwner() == NULL)
 628             return NULL;
 629         if (GetOwner()->GetOwner() == NULL)
 630             return NULL;
 631         m_dc = new wxClientDC( GetOwner()->GetOwner() );
 632     }
 633
 634     return m_dc;
 635 }
 636
 637 // ---------------------------------------------------------
 638 // wxDataViewCustomRenderer
 639 // ---------------------------------------------------------
 640
 641 IMPLEMENT_ABSTRACT_CLASS(wxDataViewCustomRenderer, wxDataViewRenderer)
 642
 643 wxDataViewCustomRenderer::wxDataViewCustomRenderer( const wxString &varianttype,
 644                           wxDataViewCellMode mode, int align ) :
 645     wxDataViewRenderer( varianttype, mode, align )
 646 {
 647 }
 648
 649 void wxDataViewCustomRenderer::RenderText( const wxString &text, int xoffset, wxRect cell, wxDC *dc, int state )
 650 {
 651     wxDataViewCtrl *view = GetOwner()->GetOwner();
 652     wxColour col = (state & wxDATAVIEW_CELL_SELECTED) ?
 653                         wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT) :
 654                         view->GetForegroundColour();
 655     dc->SetTextForeground(col);
 656     dc->DrawText( text, cell.x + xoffset, cell.y + ((cell.height - dc->GetCharHeight()) / 2));
 657 }
 658
 659 // ---------------------------------------------------------
 660 // wxDataViewTextRenderer
 661 // ---------------------------------------------------------
 662
 663 IMPLEMENT_CLASS(wxDataViewTextRenderer, wxDataViewCustomRenderer)
 664
 665 wxDataViewTextRenderer::wxDataViewTextRenderer( const wxString &varianttype,
 666                                                 wxDataViewCellMode mode, int align ) :
 667     wxDataViewCustomRenderer( varianttype, mode, align )
 668 {
 669 }
 670
 671 bool wxDataViewTextRenderer::SetValue( const wxVariant &value )
 672 {
 673     m_text = value.GetString();
 674
 675     return true;
 676 }
 677
 678 bool wxDataViewTextRenderer::GetValue( wxVariant& WXUNUSED(value) ) const
 679 {
 680     return false;
 681 }
 682
 683 bool wxDataViewTextRenderer::HasEditorCtrl()
 684 {
 685     return true;
 686 }
 687
 688 wxControl* wxDataViewTextRenderer::CreateEditorCtrl( wxWindow *parent,
 689         wxRect labelRect, const wxVariant &value )
 690 {
 691     return new wxTextCtrl( parent, wxID_ANY, value,
 692                            wxPoint(labelRect.x,labelRect.y),
 693                            wxSize(labelRect.width,labelRect.height) );
 694 }
 695
 696 bool wxDataViewTextRenderer::GetValueFromEditorCtrl( wxControl *editor, wxVariant &value )
 697 {
 698     wxTextCtrl *text = (wxTextCtrl*) editor;
 699     value = text->GetValue();
 700     return true;
 701 }
 702
 703 bool wxDataViewTextRenderer::Render( wxRect cell, wxDC *dc, int state )
 704 {
 705     RenderText( m_text, 0, cell, dc, state );
 706     return true;
 707 }
 708
 709 wxSize wxDataViewTextRenderer::GetSize() const
 710 {
 711     const wxDataViewCtrl *view = GetView();
 712     if (!m_text.empty())
 713     {
 714         int x,y;
 715         view->GetTextExtent( m_text, &x, &y );
 716         return wxSize( x, y );
 717     }
 718     return wxSize(80,20);
 719 }
 720
 721 // ---------------------------------------------------------
 722 // wxDataViewTextRendererAttr
 723 // ---------------------------------------------------------
 724
 725 IMPLEMENT_CLASS(wxDataViewTextRendererAttr, wxDataViewTextRenderer)
 726
 727 wxDataViewTextRendererAttr::wxDataViewTextRendererAttr( const wxString &varianttype,
 728                             wxDataViewCellMode mode, int align ) :
 729     wxDataViewTextRenderer( varianttype, mode, align )
 730 {
 731     m_wantsAttr = true;
 732 }
 733
 734 bool wxDataViewTextRendererAttr::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) )
 735 {
 736     wxFont font;
 737     wxColour colour;
 738
 739     if (m_hasAttr)
 740     {
 741         if (m_attr.HasColour())
 742         {
 743             colour = dc->GetTextForeground();
 744             dc->SetTextForeground( m_attr.GetColour() );
 745         }
 746
 747         if (m_attr.GetBold() || m_attr.GetItalic())
 748         {
 749              font = dc->GetFont();
 750              wxFont myfont = font;
 751              if (m_attr.GetBold())
 752                  myfont.SetWeight( wxFONTWEIGHT_BOLD );
 753              if (m_attr.GetItalic())
 754                  myfont.SetStyle( wxFONTSTYLE_ITALIC );
 755              dc->SetFont( myfont );
 756         }
 757     }
 758
 759     dc->DrawText( m_text, cell.x, cell.y + ((cell.height - dc->GetCharHeight()) / 2));
 760
 761     // restore dc
 762     if (m_hasAttr)
 763     {
 764         if (m_attr.HasColour())
 765             dc->SetTextForeground( colour );
 766
 767         if (m_attr.GetBold() || m_attr.GetItalic())
 768             dc->SetFont( font );
 769     }
 770
 771     return true;
 772 }
 773
 774
 775 // ---------------------------------------------------------
 776 // wxDataViewBitmapRenderer
 777 // ---------------------------------------------------------
 778
 779 IMPLEMENT_CLASS(wxDataViewBitmapRenderer, wxDataViewCustomRenderer)
 780
 781 wxDataViewBitmapRenderer::wxDataViewBitmapRenderer( const wxString &varianttype,
 782                                                     wxDataViewCellMode mode, int align ) :
 783     wxDataViewCustomRenderer( varianttype, mode, align )
 784 {
 785 }
 786
 787 bool wxDataViewBitmapRenderer::SetValue( const wxVariant &value )
 788 {
 789     if (value.GetType() == wxT("wxBitmap"))
 790         m_bitmap << value;
 791     if (value.GetType() == wxT("wxIcon"))
 792         m_icon << value;
 793
 794     return true;
 795 }
 796
 797 bool wxDataViewBitmapRenderer::GetValue( wxVariant& WXUNUSED(value) ) const
 798 {
 799     return false;
 800 }
 801
 802 bool wxDataViewBitmapRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) )
 803 {
 804     if (m_bitmap.Ok())
 805         dc->DrawBitmap( m_bitmap, cell.x, cell.y );
 806     else if (m_icon.Ok())
 807         dc->DrawIcon( m_icon, cell.x, cell.y );
 808
 809     return true;
 810 }
 811
 812 wxSize wxDataViewBitmapRenderer::GetSize() const
 813 {
 814     if (m_bitmap.Ok())
 815         return wxSize( m_bitmap.GetWidth(), m_bitmap.GetHeight() );
 816     else if (m_icon.Ok())
 817         return wxSize( m_icon.GetWidth(), m_icon.GetHeight() );
 818
 819     return wxSize(16,16);
 820 }
 821
 822 // ---------------------------------------------------------
 823 // wxDataViewToggleRenderer
 824 // ---------------------------------------------------------
 825
 826 IMPLEMENT_ABSTRACT_CLASS(wxDataViewToggleRenderer, wxDataViewCustomRenderer)
 827
 828 wxDataViewToggleRenderer::wxDataViewToggleRenderer( const wxString &varianttype,
 829                         wxDataViewCellMode mode, int align ) :
 830     wxDataViewCustomRenderer( varianttype, mode, align )
 831 {
 832     m_toggle = false;
 833 }
 834
 835 bool wxDataViewToggleRenderer::SetValue( const wxVariant &value )
 836 {
 837     m_toggle = value.GetBool();
 838
 839     return true;
 840 }
 841
 842 bool wxDataViewToggleRenderer::GetValue( wxVariant &WXUNUSED(value) ) const
 843 {
 844     return false;
 845 }
 846
 847 bool wxDataViewToggleRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) )
 848 {
 849     // User wxRenderer here
 850
 851     wxRect rect;
 852     rect.x = cell.x + cell.width/2 - 10;
 853     rect.width = 20;
 854     rect.y = cell.y + cell.height/2 - 10;
 855     rect.height = 20;
 856
 857     int flags = 0;
 858     if (m_toggle)
 859         flags |= wxCONTROL_CHECKED;
 860     if (GetMode() != wxDATAVIEW_CELL_ACTIVATABLE)
 861         flags |= wxCONTROL_DISABLED;
 862
 863     wxRendererNative::Get().DrawCheckBox(
 864             GetOwner()->GetOwner(),
 865             *dc,
 866             rect,
 867             flags );
 868
 869     return true;
 870 }
 871
 872 bool wxDataViewToggleRenderer::Activate( wxRect WXUNUSED(cell),
 873                                          wxDataViewModel *model,
 874                                          const wxDataViewItem & item, unsigned int col)
 875 {
 876     bool value = !m_toggle;
 877     wxVariant variant = value;
 878     model->SetValue( variant, item, col);
 879     model->ValueChanged( item, col );
 880     return true;
 881 }
 882
 883 wxSize wxDataViewToggleRenderer::GetSize() const
 884 {
 885     return wxSize(20,20);
 886 }
 887
 888 // ---------------------------------------------------------
 889 // wxDataViewProgressRenderer
 890 // ---------------------------------------------------------
 891
 892 IMPLEMENT_ABSTRACT_CLASS(wxDataViewProgressRenderer, wxDataViewCustomRenderer)
 893
 894 wxDataViewProgressRenderer::wxDataViewProgressRenderer( const wxString &label,
 895     const wxString &varianttype, wxDataViewCellMode mode, int align ) :
 896     wxDataViewCustomRenderer( varianttype, mode, align )
 897 {
 898     m_label = label;
 899     m_value = 0;
 900 }
 901
 902 wxDataViewProgressRenderer::~wxDataViewProgressRenderer()
 903 {
 904 }
 905
 906 bool wxDataViewProgressRenderer::SetValue( const wxVariant &value )
 907 {
 908     m_value = (long) value;
 909
 910     if (m_value < 0) m_value = 0;
 911     if (m_value > 100) m_value = 100;
 912
 913     return true;
 914 }
 915
 916 bool wxDataViewProgressRenderer::GetValue( wxVariant &value ) const
 917 {
 918     value = (long) m_value;
 919     return true;
 920 }
 921
 922 bool wxDataViewProgressRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) )
 923 {
 924     double pct = (double)m_value / 100.0;
 925     wxRect bar = cell;
 926     bar.width = (int)(cell.width * pct);
 927     dc->SetPen( *wxTRANSPARENT_PEN );
 928     dc->SetBrush( *wxBLUE_BRUSH );
 929     dc->DrawRectangle( bar );
 930
 931     dc->SetBrush( *wxTRANSPARENT_BRUSH );
 932     dc->SetPen( *wxBLACK_PEN );
 933     dc->DrawRectangle( cell );
 934
 935     return true;
 936 }
 937
 938 wxSize wxDataViewProgressRenderer::GetSize() const
 939 {
 940     return wxSize(40,12);
 941 }
 942
 943 // ---------------------------------------------------------
 944 // wxDataViewDateRenderer
 945 // ---------------------------------------------------------
 946
 947 #define wxUSE_DATE_RENDERER_POPUP (wxUSE_CALENDARCTRL && wxUSE_POPUPWIN)
 948
 949 #if wxUSE_DATE_RENDERER_POPUP
 950
 951 class wxDataViewDateRendererPopupTransient: public wxPopupTransientWindow
 952 {
 953 public:
 954     wxDataViewDateRendererPopupTransient( wxWindow* parent, wxDateTime *value,
 955         wxDataViewModel *model, const wxDataViewItem & item, unsigned int col) :
 956         wxPopupTransientWindow( parent, wxBORDER_SIMPLE ),
 957         m_item( item )
 958     {
 959         m_model = model;
 960         m_col = col;
 961         m_cal = new wxCalendarCtrl( this, wxID_ANY, *value );
 962         wxBoxSizer *sizer = new wxBoxSizer( wxHORIZONTAL );
 963         sizer->Add( m_cal, 1, wxGROW );
 964         SetSizer( sizer );
 965         sizer->Fit( this );
 966     }
 967
 968     void OnCalendar( wxCalendarEvent &event );
 969
 970     wxCalendarCtrl      *m_cal;
 971     wxDataViewModel *m_model;
 972     unsigned int               m_col;
 973     const wxDataViewItem &   m_item;
 974
 975 protected:
 976     virtual void OnDismiss()
 977     {
 978     }
 979
 980 private:
 981     DECLARE_EVENT_TABLE()
 982 };
 983
 984 BEGIN_EVENT_TABLE(wxDataViewDateRendererPopupTransient,wxPopupTransientWindow)
 985     EVT_CALENDAR( wxID_ANY, wxDataViewDateRendererPopupTransient::OnCalendar )
 986 END_EVENT_TABLE()
 987
 988 void wxDataViewDateRendererPopupTransient::OnCalendar( wxCalendarEvent &event )
 989 {
 990     wxDateTime date = event.GetDate();
 991     wxVariant value = date;
 992     m_model->SetValue( value, m_item, m_col );
 993     m_model->ValueChanged( m_item, m_col );
 994     DismissAndNotify();
 995 }
 996
 997 #endif // wxUSE_DATE_RENDERER_POPUP
 998
 999 IMPLEMENT_ABSTRACT_CLASS(wxDataViewDateRenderer, wxDataViewCustomRenderer)
1000
1001 wxDataViewDateRenderer::wxDataViewDateRenderer( const wxString &varianttype,
1002                         wxDataViewCellMode mode, int align ) :
1003     wxDataViewCustomRenderer( varianttype, mode, align )
1004 {
1005 }
1006
1007 bool wxDataViewDateRenderer::SetValue( const wxVariant &value )
1008 {
1009     m_date = value.GetDateTime();
1010
1011     return true;
1012 }
1013
1014 bool wxDataViewDateRenderer::GetValue( wxVariant &value ) const
1015 {
1016     value = m_date;
1017     return true;
1018 }
1019
1020 bool wxDataViewDateRenderer::Render( wxRect cell, wxDC *dc, int state )
1021 {
1022     wxString tmp = m_date.FormatDate();
1023     RenderText( tmp, 0, cell, dc, state );
1024     return true;
1025 }
1026
1027 wxSize wxDataViewDateRenderer::GetSize() const
1028 {
1029     const wxDataViewCtrl* view = GetView();
1030     wxString tmp = m_date.FormatDate();
1031     wxCoord x,y,d;
1032     view->GetTextExtent( tmp, &x, &y, &d );
1033     return wxSize(x,y+d);
1034 }
1035
1036 bool wxDataViewDateRenderer::Activate( wxRect WXUNUSED(cell), wxDataViewModel *model,
1037                                        const wxDataViewItem & item, unsigned int col )
1038 {
1039     wxVariant variant;
1040     model->GetValue( variant, item, col );
1041     wxDateTime value = variant.GetDateTime();
1042
1043 #if wxUSE_DATE_RENDERER_POPUP
1044     wxDataViewDateRendererPopupTransient *popup = new wxDataViewDateRendererPopupTransient(
1045         GetOwner()->GetOwner()->GetParent(), &value, model, item, col);
1046     wxPoint pos = wxGetMousePosition();
1047     popup->Move( pos );
1048     popup->Layout();
1049     popup->Popup( popup->m_cal );
1050 #else // !wxUSE_DATE_RENDERER_POPUP
1051     wxMessageBox(value.Format());
1052 #endif // wxUSE_DATE_RENDERER_POPUP/!wxUSE_DATE_RENDERER_POPUP
1053     return true;
1054 }
1055
1056 // ---------------------------------------------------------
1057 // wxDataViewIconTextRenderer
1058 // ---------------------------------------------------------
1059
1060 IMPLEMENT_CLASS(wxDataViewIconTextRenderer, wxDataViewCustomRenderer)
1061
1062 wxDataViewIconTextRenderer::wxDataViewIconTextRenderer(
1063   const wxString &varianttype, wxDataViewCellMode mode, int align ) :
1064     wxDataViewCustomRenderer( varianttype, mode, align )
1065 {
1066     SetMode(mode);
1067     SetAlignment(align);
1068 }
1069
1070 wxDataViewIconTextRenderer::~wxDataViewIconTextRenderer()
1071 {
1072 }
1073
1074 bool wxDataViewIconTextRenderer::SetValue( const wxVariant &value )
1075 {
1076     m_value << value;
1077     return true;
1078 }
1079
1080 bool wxDataViewIconTextRenderer::GetValue( wxVariant& WXUNUSED(value) ) const
1081 {
1082     return false;
1083 }
1084
1085 bool wxDataViewIconTextRenderer::Render( wxRect cell, wxDC *dc, int state )
1086 {
1087     int xoffset = 0;
1088     const wxIcon &icon = m_value.GetIcon();
1089     if (icon.IsOk())
1090     {
1091         dc->DrawIcon( icon, cell.x, cell.y + ((cell.height - icon.GetHeight()) / 2));
1092         xoffset =  icon.GetWidth()+4;
1093     }
1094
1095     RenderText( m_value.GetText(), xoffset, cell, dc, state );
1096
1097     return true;
1098 }
1099
1100 wxSize wxDataViewIconTextRenderer::GetSize() const
1101 {
1102     const wxDataViewCtrl *view = GetView();
1103     if (!m_value.GetText().empty())
1104     {
1105         int x,y;
1106         view->GetTextExtent( m_value.GetText(), &x, &y );
1107
1108         if (m_value.GetIcon().IsOk())
1109             x += m_value.GetIcon().GetWidth() + 4;
1110         return wxSize( x, y );
1111     }
1112     return wxSize(80,20);
1113 }
1114
1115 wxControl *
1116 wxDataViewIconTextRenderer::CreateEditorCtrl(wxWindow * WXUNUSED(parent),
1117                                              wxRect WXUNUSED(labelRect),
1118                                              const wxVariant& WXUNUSED(value))
1119 {
1120     return NULL;
1121 }
1122
1123 bool
1124 wxDataViewIconTextRenderer::GetValueFromEditorCtrl(wxControl* WXUNUSED(editor),
1125                                                    wxVariant& WXUNUSED(value))
1126 {
1127     return false;
1128 }
1129
1130 // ---------------------------------------------------------
1131 // wxDataViewColumn
1132 // ---------------------------------------------------------
1133
1134 IMPLEMENT_ABSTRACT_CLASS(wxDataViewColumn, wxDataViewColumnBase)
1135
1136 wxDataViewColumn::wxDataViewColumn( const wxString &title, wxDataViewRenderer *cell,
1137                                     unsigned int model_column,
1138                                     int width, wxAlignment align, int flags ) :
1139     wxDataViewColumnBase( title, cell, model_column, width, align, flags )
1140 {
1141     SetAlignment(align);
1142     SetTitle(title);
1143     SetFlags(flags);
1144
1145     Init(width < 0 ? wxDVC_DEFAULT_WIDTH : width);
1146 }
1147
1148 wxDataViewColumn::wxDataViewColumn( const wxBitmap &bitmap, wxDataViewRenderer *cell,
1149                                     unsigned int model_column,
1150                                     int width, wxAlignment align, int flags ) :
1151     wxDataViewColumnBase( bitmap, cell, model_column, width, align, flags )
1152 {
1153     SetAlignment(align);
1154     SetFlags(flags);
1155
1156     Init(width < 0 ? wxDVC_TOGGLE_DEFAULT_WIDTH : width);
1157 }
1158
1159 wxDataViewColumn::~wxDataViewColumn()
1160 {
1161 }
1162
1163 void wxDataViewColumn::Init( int width )
1164 {
1165     m_width = width;
1166     m_minWidth = wxDVC_DEFAULT_MINWIDTH;
1167     m_ascending = true;
1168 }
1169
1170 void wxDataViewColumn::SetResizeable( bool resizeable )
1171 {
1172     if (resizeable)
1173         m_flags |= wxDATAVIEW_COL_RESIZABLE;
1174     else
1175         m_flags &= ~wxDATAVIEW_COL_RESIZABLE;
1176 }
1177
1178 void wxDataViewColumn::SetHidden( bool hidden )
1179 {
1180     if (hidden)
1181         m_flags |= wxDATAVIEW_COL_HIDDEN;
1182     else
1183         m_flags &= ~wxDATAVIEW_COL_HIDDEN;
1184
1185     // tell our owner to e.g. update its scrollbars:
1186     if (GetOwner())
1187         GetOwner()->OnColumnChange();
1188 }
1189
1190 void wxDataViewColumn::SetSortable( bool sortable )
1191 {
1192     if (sortable)
1193         m_flags |= wxDATAVIEW_COL_SORTABLE;
1194     else
1195         m_flags &= ~wxDATAVIEW_COL_SORTABLE;
1196
1197     // Update header button
1198     if (GetOwner())
1199         GetOwner()->OnColumnChange();
1200 }
1201
1202 void wxDataViewColumn::SetSortOrder( bool ascending )
1203 {
1204     m_ascending = ascending;
1205
1206     // Update header button
1207     if (GetOwner())
1208         GetOwner()->OnColumnChange();
1209 }
1210
1211 bool wxDataViewColumn::IsSortOrderAscending() const
1212 {
1213     return m_ascending;
1214 }
1215
1216 void wxDataViewColumn::SetInternalWidth( int width )
1217 {
1218     m_width = width;
1219
1220     // the scrollbars of the wxDataViewCtrl needs to be recalculated!
1221     if (m_owner && m_owner->m_clientArea)
1222         m_owner->m_clientArea->RecalculateDisplay();
1223 }
1224
1225 void wxDataViewColumn::SetWidth( int width )
1226 {
1227     if (m_owner->m_headerArea) m_owner->m_headerArea->UpdateDisplay();
1228
1229     SetInternalWidth(width);
1230 }
1231
1232
1233 //-----------------------------------------------------------------------------
1234 // wxDataViewHeaderWindowBase
1235 //-----------------------------------------------------------------------------
1236
1237 void wxDataViewHeaderWindowBase::SendEvent(wxEventType type, unsigned int n)
1238 {
1239     wxWindow *parent = GetParent();
1240     wxDataViewEvent le(type, parent->GetId());
1241
1242     le.SetEventObject(parent);
1243     le.SetColumn(n);
1244     le.SetDataViewColumn(GetColumn(n));
1245     le.SetModel(GetOwner()->GetModel());
1246
1247     // for events created by wxDataViewHeaderWindow the
1248     // row / value fields are not valid
1249
1250     parent->GetEventHandler()->ProcessEvent(le);
1251 }
1252
1253 #if defined(__WXMSW__) && USE_NATIVE_HEADER_WINDOW
1254
1255 #ifndef HDS_DRAGDROP
1256     #define HDS_DRAGDROP 0x0040
1257 #endif
1258 #ifndef HDS_FULLDRAG
1259     #define HDS_FULLDRAG 0x0080
1260 #endif
1261
1262 // implemented in msw/listctrl.cpp:
1263 int WXDLLIMPEXP_CORE wxMSWGetColumnClicked(NMHDR *nmhdr, POINT *ptClick);
1264
1265 IMPLEMENT_ABSTRACT_CLASS(wxDataViewHeaderWindowMSW, wxWindow)
1266
1267 bool wxDataViewHeaderWindowMSW::Create( wxDataViewCtrl *parent, wxWindowID id,
1268                                         const wxPoint &pos, const wxSize &size,
1269                                         const wxString &name )
1270 {
1271     m_owner = parent;
1272
1273     m_scrollOffsetX = 0;
1274     m_buttonHeight = wxRendererNative::Get().GetHeaderButtonHeight( this ) + 10;
1275
1276     int x = pos.x == wxDefaultCoord ? 0 : pos.x,
1277         y = pos.y == wxDefaultCoord ? 0 : pos.y,
1278         w = size.x == wxDefaultCoord ? 1 : size.x,
1279         h = size.y == wxDefaultCoord ? m_buttonHeight : size.y;
1280
1281     if ( !CreateControl(parent, id, pos, size, 0, wxDefaultValidator, name) )
1282         return false;
1283
1284     // create the native WC_HEADER window:
1285     WXHWND hwndParent = (HWND)parent->GetHandle();
1286     WXDWORD msStyle = WS_CHILD | HDS_DRAGDROP | HDS_BUTTONS | HDS_HORZ | HDS_HOTTRACK | HDS_FULLDRAG;
1287
1288     if ( m_isShown )
1289         msStyle |= WS_VISIBLE;
1290
1291     m_hWnd = CreateWindowEx(0,
1292                             WC_HEADER,
1293                             (LPCTSTR) NULL,
1294                             msStyle,
1295                             x, y, w, h,
1296                             (HWND)hwndParent,
1297                             (HMENU)-1,
1298                             wxGetInstance(),
1299                             (LPVOID) NULL);
1300     if (m_hWnd == NULL)
1301     {
1302         wxLogLastError(_T("CreateWindowEx"));
1303         return false;
1304     }
1305
1306     // we need to subclass the m_hWnd to force wxWindow::HandleNotify
1307     // to call wxDataViewHeaderWindow::MSWOnNotify
1308     SubclassWin(m_hWnd);
1309
1310     // the following is required to get the default win's font for
1311     // header windows and must be done befor sending the HDM_LAYOUT msg
1312     SetFont(GetFont());
1313
1314     return true;
1315 }
1316
1317 wxDataViewHeaderWindowMSW::~wxDataViewHeaderWindow()
1318 {
1319     UnsubclassWin();
1320 }
1321
1322 wxSize wxDataViewHeaderWindowMSW::DoGetBestSize() const
1323 {
1324     return wxSize(80, m_buttonHeight );
1325 }
1326
1327 void wxDataViewHeaderWindowMSW::UpdateDisplay()
1328 {
1329     // remove old columns
1330     for (int j=0, max=Header_GetItemCount((HWND)m_hWnd); j < max; j++)
1331         Header_DeleteItem((HWND)m_hWnd, 0);
1332
1333     // add the updated array of columns to the header control
1334     unsigned int cols = GetOwner()->GetColumnCount();
1335     unsigned int added = 0;
1336     for (unsigned int i = 0; i < cols; i++)
1337     {
1338         wxDataViewColumn *col = GetColumn( i );
1339         if (col->IsHidden())
1340             continue;      // don't add it!
1341
1342         HDITEM hdi;
1343         hdi.mask = HDI_TEXT | HDI_FORMAT | HDI_WIDTH;
1344         hdi.pszText = (wxChar *) col->GetTitle().wx_str();
1345         hdi.cxy = col->GetWidth();
1346         hdi.cchTextMax = sizeof(hdi.pszText)/sizeof(hdi.pszText[0]);
1347         hdi.fmt = HDF_LEFT | HDF_STRING;
1348         //hdi.fmt &= ~(HDF_SORTDOWN|HDF_SORTUP);
1349
1350         if (col->IsSortable() && GetOwner()->GetSortingColumn() == col)
1351         {
1352             //The Microsoft Comctrl32.dll 6.0 support SORTUP/SORTDOWN, but they are not default
1353             //see http://msdn2.microsoft.com/en-us/library/ms649534.aspx for more detail
1354             // VZ: works with 5.81
1355             hdi.fmt |= col->IsSortOrderAscending() ? HDF_SORTUP : HDF_SORTDOWN;
1356         }
1357
1358         // lParam is reserved for application's use:
1359         // we store there the column index to use it later in MSWOnNotify
1360         // (since columns may have been hidden)
1361         hdi.lParam = (LPARAM)i;
1362
1363         // the native wxMSW implementation of the header window
1364         // draws the column separator COLUMN_WIDTH_OFFSET pixels
1365         // on the right: to correct this effect we make the column
1366         // exactly COLUMN_WIDTH_OFFSET wider (for the first column):
1367         if (i == 0)
1368             hdi.cxy += COLUMN_WIDTH_OFFSET;
1369
1370         switch (col->GetAlignment())
1371         {
1372         case wxALIGN_LEFT:
1373             hdi.fmt |= HDF_LEFT;
1374             break;
1375         case wxALIGN_CENTER:
1376         case wxALIGN_CENTER_HORIZONTAL:
1377             hdi.fmt |= HDF_CENTER;
1378             break;
1379         case wxALIGN_RIGHT:
1380             hdi.fmt |= HDF_RIGHT;
1381             break;
1382
1383         default:
1384             // such alignment is not allowed for the column header!
1385             break; // wxFAIL;
1386         }
1387
1388         SendMessage((HWND)m_hWnd, HDM_INSERTITEM,
1389                     (WPARAM)added, (LPARAM)&hdi);
1390         added++;
1391     }
1392 }
1393
1394 unsigned int wxDataViewHeaderWindowMSW::GetColumnIdxFromHeader(NMHEADER *nmHDR)
1395 {
1396     unsigned int idx;
1397
1398     // NOTE: we don't just return nmHDR->iItem because when there are
1399     //       hidden columns, nmHDR->iItem may be different from
1400     //       nmHDR->pitem->lParam
1401
1402     if (nmHDR->pitem && nmHDR->pitem->mask & HDI_LPARAM)
1403     {
1404         idx = (unsigned int)nmHDR->pitem->lParam;
1405         return idx;
1406     }
1407
1408     HDITEM item;
1409     item.mask = HDI_LPARAM;
1410     Header_GetItem((HWND)m_hWnd, nmHDR->iItem, &item);
1411
1412     return (unsigned int)item.lParam;
1413 }
1414
1415 bool wxDataViewHeaderWindowMSW::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
1416 {
1417     NMHDR *nmhdr = (NMHDR *)lParam;
1418
1419     // is it a message from the header?
1420     if ( nmhdr->hwndFrom != (HWND)m_hWnd )
1421         return wxWindow::MSWOnNotify(idCtrl, lParam, result);
1422
1423     NMHEADER *nmHDR = (NMHEADER *)nmhdr;
1424     switch ( nmhdr->code )
1425     {
1426         case HDN_BEGINTRACK:
1427             // user has started to resize a column:
1428             // do we need to veto it?
1429             if (!GetColumn(nmHDR->iItem)->IsResizeable())
1430             {
1431                 // veto it!
1432                 *result = TRUE;
1433             }
1434             break;
1435
1436         case HDN_BEGINDRAG:
1437             // user has started to reorder a column
1438             break;
1439
1440         case HDN_ITEMCHANGING:
1441             if (nmHDR->pitem != NULL &&
1442                 (nmHDR->pitem->mask & HDI_WIDTH) != 0)
1443             {
1444                 int minWidth = GetColumnFromHeader(nmHDR)->GetMinWidth();
1445                 if (nmHDR->pitem->cxy < minWidth)
1446                 {
1447                     // do not allow the user to resize this column under
1448                     // its minimal width:
1449                     *result = TRUE;
1450                 }
1451             }
1452             break;
1453
1454         case HDN_ITEMCHANGED:   // user is resizing a column
1455         case HDN_ENDTRACK:      // user has finished resizing a column
1456         case HDN_ENDDRAG:       // user has finished reordering a column
1457
1458             // update the width of the modified column:
1459             if (nmHDR->pitem != NULL &&
1460                 (nmHDR->pitem->mask & HDI_WIDTH) != 0)
1461             {
1462                 unsigned int idx = GetColumnIdxFromHeader(nmHDR);
1463                 unsigned int w = nmHDR->pitem->cxy;
1464                 wxDataViewColumn *col = GetColumn(idx);
1465
1466                 // see UpdateDisplay() for more info about COLUMN_WIDTH_OFFSET
1467                 if (idx == 0 && w > COLUMN_WIDTH_OFFSET)
1468                     w -= COLUMN_WIDTH_OFFSET;
1469
1470                 if (w >= (unsigned)col->GetMinWidth())
1471                     col->SetInternalWidth(w);
1472             }
1473             break;
1474
1475         case HDN_ITEMCLICK:
1476             {
1477                 unsigned int idx = GetColumnIdxFromHeader(nmHDR);
1478                 wxDataViewModel * model = GetOwner()->GetModel();
1479
1480                 if(nmHDR->iButton == 0)
1481                 {
1482                     wxDataViewColumn *col = GetColumn(idx);
1483                     if(col->IsSortable())
1484                     {
1485                         if(model && m_owner->GetSortingColumn() == col)
1486                         {
1487                             bool order = col->IsSortOrderAscending();
1488                             col->SetSortOrder(!order);
1489                         }
1490                         else if(model)
1491                         {
1492                             m_owner->SetSortingColumn(col);
1493                         }
1494                     }
1495                     UpdateDisplay();
1496                     if(model)
1497                         model->Resort();
1498                 }
1499
1500                 wxEventType evt = nmHDR->iButton == 0 ?
1501                         wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_CLICK :
1502                         wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK;
1503                 SendEvent(evt, idx);
1504             }
1505             break;
1506
1507         case NM_RCLICK:
1508             {
1509                 // NOTE: for some reason (i.e. for a bug in Windows)
1510                 //       the HDN_ITEMCLICK notification is not sent on
1511                 //       right clicks, so we need to handle NM_RCLICK
1512
1513                 POINT ptClick;
1514                 int column = wxMSWGetColumnClicked(nmhdr, &ptClick);
1515                 if (column != wxNOT_FOUND)
1516                 {
1517                     HDITEM item;
1518                     item.mask = HDI_LPARAM;
1519                     Header_GetItem((HWND)m_hWnd, column, &item);
1520
1521                     // 'idx' may be different from 'column' if there are
1522                     // hidden columns...
1523                     unsigned int idx = (unsigned int)item.lParam;
1524                     SendEvent(wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK,
1525                               idx);
1526                 }
1527             }
1528             break;
1529
1530         case HDN_GETDISPINFOW:
1531             // see wxListCtrl::MSWOnNotify for more info!
1532             break;
1533
1534         case HDN_ITEMDBLCLICK:
1535             {
1536                 unsigned int idx = GetColumnIdxFromHeader(nmHDR);
1537                 int w = GetOwner()->GetBestColumnWidth(idx);
1538
1539                 // update the native control:
1540                 HDITEM hd;
1541                 ZeroMemory(&hd, sizeof(hd));
1542                 hd.mask = HDI_WIDTH;
1543                 hd.cxy = w;
1544                 Header_SetItem(GetHwnd(),
1545                                nmHDR->iItem,  // NOTE: we don't want 'idx' here!
1546                                &hd);
1547
1548                 // update the wxDataViewColumn class:
1549                 GetColumn(idx)->SetInternalWidth(w);
1550             }
1551             break;
1552
1553         default:
1554             return wxWindow::MSWOnNotify(idCtrl, lParam, result);
1555     }
1556
1557     return true;
1558 }
1559
1560 void wxDataViewHeaderWindowMSW::ScrollWindow(int dx, int WXUNUSED(dy),
1561                                              const wxRect * WXUNUSED(rect))
1562 {
1563     m_scrollOffsetX += dx;
1564
1565     GetParent()->Layout();
1566 }
1567
1568 void wxDataViewHeaderWindowMSW::DoSetSize(int x, int y,
1569                                           int w, int h,
1570                                           int f)
1571 {
1572     // TODO: why is there a border + 2px around it?
1573     wxControl::DoSetSize( x+m_scrollOffsetX+1, y+1, w-m_scrollOffsetX-2, h-2, f );
1574 }
1575
1576 #else       // !defined(__WXMSW__)
1577
1578 IMPLEMENT_ABSTRACT_CLASS(wxGenericDataViewHeaderWindow, wxWindow)
1579 BEGIN_EVENT_TABLE(wxGenericDataViewHeaderWindow, wxWindow)
1580     EVT_PAINT         (wxGenericDataViewHeaderWindow::OnPaint)
1581     EVT_MOUSE_EVENTS  (wxGenericDataViewHeaderWindow::OnMouse)
1582     EVT_SET_FOCUS     (wxGenericDataViewHeaderWindow::OnSetFocus)
1583 END_EVENT_TABLE()
1584
1585 bool wxGenericDataViewHeaderWindow::Create(wxDataViewCtrl *parent, wxWindowID id,
1586                                            const wxPoint &pos, const wxSize &size,
1587                                            const wxString &name )
1588 {
1589     m_owner = parent;
1590
1591     if (!wxDataViewHeaderWindowBase::Create(parent, id, pos, size, name))
1592         return false;
1593
1594     wxVisualAttributes attr = wxPanel::GetClassDefaultAttributes();
1595     SetBackgroundStyle( wxBG_STYLE_CUSTOM );
1596     SetOwnForegroundColour( attr.colFg );
1597     SetOwnBackgroundColour( attr.colBg );
1598     if (!m_hasFont)
1599         SetOwnFont( attr.font );
1600
1601     // set our size hints: wxDataViewCtrl will put this wxWindow inside
1602     // a wxBoxSizer and in order to avoid super-big header windows,
1603     // we need to set our height as fixed
1604     SetMinSize(wxSize(-1, HEADER_WINDOW_HEIGHT));
1605     SetMaxSize(wxSize(-1, HEADER_WINDOW_HEIGHT));
1606
1607     return true;
1608 }
1609
1610 void wxGenericDataViewHeaderWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
1611 {
1612     int w, h;
1613     GetClientSize( &w, &h );
1614
1615     wxAutoBufferedPaintDC dc( this );
1616
1617     dc.SetBackground(GetBackgroundColour());
1618     dc.Clear();
1619
1620     int xpix;
1621     m_owner->GetScrollPixelsPerUnit( &xpix, NULL );
1622
1623     int x;
1624     m_owner->GetViewStart( &x, NULL );
1625
1626     // account for the horz scrollbar offset
1627     dc.SetDeviceOrigin( -x * xpix, 0 );
1628
1629     dc.SetFont( GetFont() );
1630
1631     unsigned int cols = GetOwner()->GetColumnCount();
1632     unsigned int i;
1633     int xpos = 0;
1634     for (i = 0; i < cols; i++)
1635     {
1636         wxDataViewColumn *col = GetColumn( i );
1637         if (col->IsHidden())
1638             continue;      // skip it!
1639
1640         int cw = col->GetWidth();
1641         int ch = h;
1642
1643         wxHeaderSortIconType sortArrow = wxHDR_SORT_ICON_NONE;
1644         if (col->IsSortable() && GetOwner()->GetSortingColumn() == col)
1645         {
1646             if (col->IsSortOrderAscending())
1647                 sortArrow = wxHDR_SORT_ICON_UP;
1648             else
1649                 sortArrow = wxHDR_SORT_ICON_DOWN;
1650         }
1651
1652         int state = 0;
1653         if (m_parent->IsEnabled())
1654         {
1655             if ((int) i == m_hover)
1656                 state = wxCONTROL_CURRENT;
1657         }
1658         else
1659         {
1660             state = (int) wxCONTROL_DISABLED;
1661         }
1662
1663         wxRendererNative::Get().DrawHeaderButton
1664                                 (
1665                                     this,
1666                                     dc,
1667                                     wxRect(xpos, 0, cw, ch-1),
1668                                     state,
1669                                     sortArrow
1670                                 );
1671
1672         // align as required the column title:
1673         int x = xpos;
1674         wxSize titleSz = dc.GetTextExtent(col->GetTitle());
1675         switch (col->GetAlignment())
1676         {
1677         case wxALIGN_LEFT:
1678             x += HEADER_HORIZ_BORDER;
1679             break;
1680         case wxALIGN_RIGHT:
1681             x += cw - titleSz.GetWidth() - HEADER_HORIZ_BORDER;
1682             break;
1683         default:
1684         case wxALIGN_CENTER:
1685         case wxALIGN_CENTER_HORIZONTAL:
1686             x += (cw - titleSz.GetWidth() - 2 * HEADER_HORIZ_BORDER)/2;
1687             break;
1688         }
1689
1690         // always center the title vertically:
1691         int y = wxMax((ch - titleSz.GetHeight()) / 2, HEADER_VERT_BORDER);
1692
1693         dc.SetClippingRegion( xpos+HEADER_HORIZ_BORDER,
1694                               HEADER_VERT_BORDER,
1695                               wxMax(cw - 2 * HEADER_HORIZ_BORDER, 1),  // width
1696                               wxMax(ch - 2 * HEADER_VERT_BORDER, 1));  // height
1697         dc.DrawText( col->GetTitle(), x, y );
1698         dc.DestroyClippingRegion();
1699
1700         xpos += cw;
1701     }
1702 }
1703
1704 void wxGenericDataViewHeaderWindow::OnSetFocus( wxFocusEvent &event )
1705 {
1706     GetParent()->SetFocus();
1707     event.Skip();
1708 }
1709
1710 void wxGenericDataViewHeaderWindow::OnMouse( wxMouseEvent &event )
1711 {
1712     // we want to work with logical coords
1713     int x;
1714     m_owner->CalcUnscrolledPosition(event.GetX(), 0, &x, NULL);
1715     int y = event.GetY();
1716
1717     if (m_isDragging)
1718     {
1719         // we don't draw the line beyond our window,
1720         // but we allow dragging it there
1721         int w = 0;
1722         GetClientSize( &w, NULL );
1723         m_owner->CalcUnscrolledPosition(w, 0, &w, NULL);
1724         w -= 6;
1725
1726         if (event.ButtonUp())
1727         {
1728             m_isDragging = false;
1729             if (HasCapture())
1730                 ReleaseMouse();
1731
1732             m_dirty = true;
1733         }
1734         m_currentX = wxMax(m_minX + 7, x);
1735
1736         if (m_currentX < w)
1737         {
1738             GetColumn(m_column)->SetWidth(m_currentX - m_minX);
1739             Refresh();
1740             GetOwner()->Refresh();
1741         }
1742
1743     }
1744     else     // not dragging
1745     {
1746         m_minX = 0;
1747         m_column = wxNOT_FOUND;
1748
1749         bool hit_border = false;
1750
1751         // end of the current column
1752         int xpos = 0;
1753
1754         // find the column where this event occured
1755         int countCol = m_owner->GetColumnCount();
1756         for (int column = 0; column < countCol; column++)
1757         {
1758             wxDataViewColumn *p = GetColumn(column);
1759
1760             if (p->IsHidden())
1761                 continue;   // skip if not shown
1762
1763             xpos += p->GetWidth();
1764             m_column = column;
1765             if ((abs(x-xpos) < 3) && (y < 22))
1766             {
1767                 hit_border = true;
1768                 break;
1769             }
1770
1771             if (x < xpos)
1772             {
1773                 // inside the column
1774                 break;
1775             }
1776
1777             m_minX = xpos;
1778         }
1779
1780         int old_hover = m_hover;
1781         m_hover = m_column;
1782         if (event.Leaving())
1783             m_hover = wxNOT_FOUND;
1784         if (old_hover != m_hover)
1785             Refresh();
1786
1787         if (m_column == wxNOT_FOUND)
1788             return;
1789
1790         bool resizeable = GetColumn(m_column)->IsResizeable();
1791         if (event.LeftDClick() && resizeable)
1792         {
1793             GetColumn(m_column)->SetWidth(GetOwner()->GetBestColumnWidth(m_column));
1794             Refresh();
1795         }
1796         else if (event.LeftDown() || event.RightUp())
1797         {
1798             if (hit_border && event.LeftDown() && resizeable)
1799             {
1800                 m_isDragging = true;
1801                 CaptureMouse();
1802                 m_currentX = x;
1803             }
1804             else    // click on a column
1805             {
1806                 wxDataViewModel * model = GetOwner()->GetModel();
1807                 wxEventType evt = event.LeftDown() ?
1808                         wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_CLICK :
1809                         wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK;
1810                 SendEvent(evt, m_column);
1811
1812                 //Left click the header
1813                 if(event.LeftDown())
1814                 {
1815                     wxDataViewColumn *col = GetColumn(m_column);
1816                     if(col->IsSortable())
1817                     {
1818                         wxDataViewColumn* sortCol = m_owner->GetSortingColumn();
1819                         if(model && sortCol == col)
1820                         {
1821                             bool order = col->IsSortOrderAscending();
1822                             col->SetSortOrder(!order);
1823                         }
1824                         else if(model)
1825                         {
1826                             m_owner->SetSortingColumn(col);
1827                         }
1828                     }
1829                     UpdateDisplay();
1830                     if(model)
1831                         model->Resort();
1832                     //Send the column sorted event
1833                     SendEvent(wxEVT_COMMAND_DATAVIEW_COLUMN_SORTED, m_column);
1834                 }
1835             }
1836         }
1837         else if (event.Moving())
1838         {
1839             if (hit_border && resizeable)
1840                 m_currentCursor = m_resizeCursor;
1841             else
1842                 m_currentCursor = wxSTANDARD_CURSOR;
1843
1844             SetCursor(*m_currentCursor);
1845         }
1846     }
1847 }
1848
1849 void wxGenericDataViewHeaderWindow::AdjustDC(wxDC& dc)
1850 {
1851     int xpix, x;
1852
1853     m_owner->GetScrollPixelsPerUnit( &xpix, NULL );
1854     m_owner->GetViewStart( &x, NULL );
1855
1856     // shift the DC origin to match the position of the main window horizontal
1857     // scrollbar: this allows us to always use logical coords
1858     dc.SetDeviceOrigin( -x * xpix, 0 );
1859 }
1860
1861 #endif      // defined(__WXMSW__)
1862
1863 //-----------------------------------------------------------------------------
1864 // wxDataViewRenameTimer
1865 //-----------------------------------------------------------------------------
1866
1867 wxDataViewRenameTimer::wxDataViewRenameTimer( wxDataViewMainWindow *owner )
1868 {
1869     m_owner = owner;
1870 }
1871
1872 void wxDataViewRenameTimer::Notify()
1873 {
1874     m_owner->OnRenameTimer();
1875 }
1876
1877 //-----------------------------------------------------------------------------
1878 // wxDataViewMainWindow
1879 //-----------------------------------------------------------------------------
1880
1881 //The tree building helper, declared firstly
1882 void BuildTreeHelper( wxDataViewModel * model,  wxDataViewItem & item, wxDataViewTreeNode * node);
1883
1884 int LINKAGEMODE wxDataViewSelectionCmp( unsigned int row1, unsigned int row2 )
1885 {
1886     if (row1 > row2) return 1;
1887     if (row1 == row2) return 0;
1888     return -1;
1889 }
1890
1891
1892 IMPLEMENT_ABSTRACT_CLASS(wxDataViewMainWindow, wxWindow)
1893
1894 BEGIN_EVENT_TABLE(wxDataViewMainWindow,wxWindow)
1895     EVT_PAINT         (wxDataViewMainWindow::OnPaint)
1896     EVT_MOUSE_EVENTS  (wxDataViewMainWindow::OnMouse)
1897     EVT_SET_FOCUS     (wxDataViewMainWindow::OnSetFocus)
1898     EVT_KILL_FOCUS    (wxDataViewMainWindow::OnKillFocus)
1899     EVT_CHAR          (wxDataViewMainWindow::OnChar)
1900 END_EVENT_TABLE()
1901
1902 wxDataViewMainWindow::wxDataViewMainWindow( wxDataViewCtrl *parent, wxWindowID id,
1903     const wxPoint &pos, const wxSize &size, const wxString &name ) :
1904     wxWindow( parent, id, pos, size, wxWANTS_CHARS|wxBORDER_NONE, name ),
1905     m_selection( wxDataViewSelectionCmp )
1906
1907 {
1908     SetOwner( parent );
1909
1910     m_lastOnSame = false;
1911     m_renameTimer = new wxDataViewRenameTimer( this );
1912
1913     // TODO: user better initial values/nothing selected
1914     m_currentCol = NULL;
1915     m_currentRow = 0;
1916
1917     m_lineHeight = wxMax( 17, GetCharHeight() + 2 ); // 17 = mini icon height + 1
1918
1919     m_dragCount = 0;
1920     m_dragStart = wxPoint(0,0);
1921     m_lineLastClicked = (unsigned int) -1;
1922     m_lineBeforeLastClicked = (unsigned int) -1;
1923     m_lineSelectSingleOnUp = (unsigned int) -1;
1924
1925     m_hasFocus = false;
1926
1927     SetBackgroundStyle( wxBG_STYLE_CUSTOM );
1928     SetBackgroundColour( *wxWHITE );
1929
1930     m_penRule = wxPen(GetRuleColour(), 1, wxSOLID);
1931
1932     //Here I compose a pen can draw black lines, maybe there are something system colour to use
1933     m_penExpander = wxPen( wxColour(0,0,0), 1, wxSOLID );
1934     //Some new added code to deal with the tree structure
1935     m_root = new wxDataViewTreeNode( NULL );
1936     m_root->SetHasChildren(true);
1937
1938     //Make m_count = -1 will cause the class recaculate the real displaying number of rows.
1939     m_count = -1 ;
1940     m_underMouse = NULL;
1941     UpdateDisplay();
1942 }
1943
1944 wxDataViewMainWindow::~wxDataViewMainWindow()
1945 {
1946     DestroyTree();
1947     delete m_renameTimer;
1948 }
1949
1950 void wxDataViewMainWindow::OnRenameTimer()
1951 {
1952     // We have to call this here because changes may just have
1953     // been made and no screen update taken place.
1954     if ( m_dirty )
1955         wxSafeYield();
1956
1957     int xpos = 0;
1958     unsigned int cols = GetOwner()->GetColumnCount();
1959     unsigned int i;
1960     for (i = 0; i < cols; i++)
1961     {
1962         wxDataViewColumn *c = GetOwner()->GetColumn( i );
1963         if (c->IsHidden())
1964             continue;      // skip it!
1965
1966         if (c == m_currentCol)
1967             break;
1968         xpos += c->GetWidth();
1969     }
1970     wxRect labelRect( xpos, m_currentRow * m_lineHeight,
1971                       m_currentCol->GetWidth(), m_lineHeight );
1972
1973     GetOwner()->CalcScrolledPosition( labelRect.x, labelRect.y,
1974                                      &labelRect.x, &labelRect.y);
1975
1976     wxDataViewItem item = GetItemByRow( m_currentRow );
1977     m_currentCol->GetRenderer()->StartEditing( item, labelRect );
1978
1979 }
1980
1981 //------------------------------------------------------------------
1982 // Helper class for do operation on the tree node
1983 //------------------------------------------------------------------
1984 class DoJob
1985 {
1986 public:
1987     DoJob(){};
1988     virtual ~DoJob(){};
1989
1990     //The return value control how the tree-walker tranverse the tree
1991     // 0: Job done, stop tranverse and return
1992     // 1: Ignore the current node's subtree and continue
1993     // 2: Job not done, continue
1994     enum  { OK = 0 , IGR = 1, CONT = 2 };
1995     virtual int operator() ( wxDataViewTreeNode * node ) = 0 ;
1996     virtual int operator() ( void * n ) = 0;
1997 };
1998
1999 bool Walker( wxDataViewTreeNode * node, DoJob & func )
2000 {
2001     if( node==NULL )
2002         return false;
2003
2004     switch( func( node ) )
2005     {
2006         case DoJob::OK :
2007             return true ;
2008         case DoJob::IGR:
2009             return false;
2010         case DoJob::CONT:
2011             default:
2012                 ;
2013     }
2014
2015     wxDataViewTreeNodes nodes = node->GetNodes();
2016     wxDataViewTreeLeaves leaves = node->GetChildren();
2017
2018     int len_nodes = nodes.GetCount();
2019     int len = leaves.GetCount();
2020     int i = 0, nodes_i = 0;
2021
2022     for( ; i < len ; i ++ )
2023     {
2024         void * n = leaves[i];
2025         if( nodes_i < len_nodes && n == nodes[nodes_i]->GetItem().GetID() )
2026         {
2027             wxDataViewTreeNode * nd = nodes[nodes_i];
2028             nodes_i++;
2029
2030             if( Walker( nd , func ) )
2031                 return true;
2032
2033         }
2034         else
2035             switch( func( n ) )
2036             {
2037                 case DoJob::OK :
2038                     return true ;
2039                 case DoJob::IGR:
2040                     continue;
2041                 case DoJob::CONT:
2042                 default:
2043                     ;
2044             }
2045     }
2046     return false;
2047 }
2048
2049 bool wxDataViewMainWindow::ItemAdded(const wxDataViewItem & parent, const wxDataViewItem & item)
2050 {
2051     if (!m_root)
2052     {
2053         m_count++;
2054         UpdateDisplay();
2055         return true;
2056     }
2057
2058     SortPrepare();
2059
2060     wxDataViewTreeNode * node;
2061     node = FindNode(parent);
2062
2063     if( node == NULL )
2064         return false;
2065
2066     node->SetHasChildren( true );
2067
2068     if( g_model->IsContainer( item ) )
2069     {
2070         wxDataViewTreeNode * newnode = new wxDataViewTreeNode( node );
2071         newnode->SetItem(item);
2072         newnode->SetHasChildren( true );
2073         node->AddNode( newnode);
2074     }
2075     else
2076         node->AddLeaf( item.GetID() );
2077
2078     node->ChangeSubTreeCount(1);
2079
2080     m_count = -1;
2081     UpdateDisplay();
2082
2083     return true;
2084 }
2085
2086 void DestroyTreeHelper( wxDataViewTreeNode * node);
2087
2088 bool wxDataViewMainWindow::ItemDeleted(const wxDataViewItem& parent,
2089                                        const wxDataViewItem& item)
2090 {
2091     if (!m_root)
2092     {
2093         m_count--;
2094         if( m_currentRow > GetRowCount() )
2095             m_currentRow = m_count - 1;
2096
2097         m_selection.Empty();
2098
2099         UpdateDisplay();
2100
2101         return true;
2102     }
2103
2104     wxDataViewTreeNode * node = FindNode(parent);
2105
2106     wxCHECK_MSG( node != NULL, false, "item not found" );
2107     wxCHECK_MSG( node->GetChildren().Index( item.GetID() ) != wxNOT_FOUND, false, "item not found" );
2108
2109     int sub = -1;
2110     node->GetChildren().Remove( item.GetID() );
2111     //Manuplate selection
2112     if( m_selection.GetCount() > 1 )
2113     {
2114         m_selection.Empty();
2115     }
2116     bool isContainer = false;
2117     wxDataViewTreeNodes nds = node->GetNodes();
2118     for (size_t i = 0; i < nds.GetCount(); i ++)
2119     {
2120         if (nds[i]->GetItem() == item)
2121         {
2122             isContainer = true;
2123             break;
2124         }
2125     }
2126     if( isContainer )
2127     {
2128         wxDataViewTreeNode * n = NULL;
2129         wxDataViewTreeNodes nodes = node->GetNodes();
2130         int len = nodes.GetCount();
2131         for( int i = 0 ; i < len; i ++)
2132         {
2133             if( nodes[i]->GetItem() == item )
2134             {
2135                 n = nodes[i];
2136                 break;
2137             }
2138         }
2139
2140         wxCHECK_MSG( n != NULL, false, "item not found" );
2141
2142         node->GetNodes().Remove( n );
2143         sub -= n->GetSubTreeCount();
2144         DestroyTreeHelper(n);
2145     }
2146     //Make the row number invalid and get a new valid one when user call GetRowCount
2147     m_count = -1;
2148     node->ChangeSubTreeCount(sub);
2149     if( node->GetChildrenNumber() == 0)
2150     {
2151         node->GetParent()->GetNodes().Remove( node );
2152         delete node;
2153     }
2154
2155     //Change the current row to the last row if the current exceed the max row number
2156     if( m_currentRow > GetRowCount() )
2157         m_currentRow = m_count - 1;
2158
2159     UpdateDisplay();
2160
2161     return true;
2162 }
2163
2164 bool wxDataViewMainWindow::ItemChanged(const wxDataViewItem & item)
2165 {
2166     SortPrepare();
2167     g_model->Resort();
2168
2169     //Send event
2170     wxWindow *parent = GetParent();
2171     wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_VALUE_CHANGED, parent->GetId());
2172     le.SetEventObject(parent);
2173     le.SetModel(GetOwner()->GetModel());
2174     le.SetItem(item);
2175     parent->GetEventHandler()->ProcessEvent(le);
2176
2177     return true;
2178 }
2179
2180 bool wxDataViewMainWindow::ValueChanged( const wxDataViewItem & item, unsigned int col )
2181 {
2182     // NOTE: to be valid, we cannot use e.g. INT_MAX - 1
2183 /*#define MAX_VIRTUAL_WIDTH       100000
2184
2185     wxRect rect( 0, row*m_lineHeight, MAX_VIRTUAL_WIDTH, m_lineHeight );
2186     m_owner->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
2187     Refresh( true, &rect );
2188
2189     return true;
2190 */
2191     SortPrepare();
2192     g_model->Resort();
2193
2194     //Send event
2195     wxWindow *parent = GetParent();
2196     wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_VALUE_CHANGED, parent->GetId());
2197     le.SetEventObject(parent);
2198     le.SetModel(GetOwner()->GetModel());
2199     le.SetItem(item);
2200     le.SetColumn(col);
2201     le.SetDataViewColumn(GetOwner()->GetColumn(col));
2202     parent->GetEventHandler()->ProcessEvent(le);
2203
2204     return true;
2205 }
2206
2207 bool wxDataViewMainWindow::Cleared()
2208 {
2209     SortPrepare();
2210
2211     DestroyTree();
2212     UpdateDisplay();
2213
2214     return true;
2215 }
2216
2217 void wxDataViewMainWindow::UpdateDisplay()
2218 {
2219     m_dirty = true;
2220 }
2221
2222 void wxDataViewMainWindow::OnInternalIdle()
2223 {
2224     wxWindow::OnInternalIdle();
2225
2226     if (m_dirty)
2227     {
2228         RecalculateDisplay();
2229         m_dirty = false;
2230     }
2231 }
2232
2233 void wxDataViewMainWindow::RecalculateDisplay()
2234 {
2235     wxDataViewModel *model = GetOwner()->GetModel();
2236     if (!model)
2237     {
2238         Refresh();
2239         return;
2240     }
2241
2242     int width = GetEndOfLastCol();
2243     int height = GetRowCount() * m_lineHeight;
2244
2245     SetVirtualSize( width, height );
2246     GetOwner()->SetScrollRate( 10, m_lineHeight );
2247
2248     Refresh();
2249 }
2250
2251 void wxDataViewMainWindow::ScrollWindow( int dx, int dy, const wxRect *rect )
2252 {
2253     wxWindow::ScrollWindow( dx, dy, rect );
2254
2255     if (GetOwner()->m_headerArea)
2256         GetOwner()->m_headerArea->ScrollWindow( dx, 0 );
2257 }
2258
2259 void wxDataViewMainWindow::ScrollTo( int rows, int column )
2260 {
2261     int x, y;
2262     m_owner->GetScrollPixelsPerUnit( &x, &y );
2263     int sy = rows*m_lineHeight/y;
2264     int sx = 0;
2265     if( column != -1 )
2266     {
2267         wxRect rect = GetClientRect();
2268         int colnum = 0;
2269         int x_start = 0, x_end = 0, w = 0;
2270         int xx, yy, xe;
2271         m_owner->CalcUnscrolledPosition( rect.x, rect.y, &xx, &yy );
2272         for (x_start = 0; colnum < column; colnum++)
2273         {
2274             wxDataViewColumn *col = GetOwner()->GetColumn(colnum);
2275             if (col->IsHidden())
2276                 continue;      // skip it!
2277
2278             w = col->GetWidth();
2279             x_start += w;
2280         }
2281
2282         x_end = x_start + w;
2283         xe = xx + rect.width;
2284         if( x_end > xe )
2285         {
2286             sx = ( xx + x_end - xe )/x;
2287         }
2288         if( x_start < xx )
2289         {
2290             sx = x_start/x;
2291         }
2292     }
2293     m_owner->Scroll( sx, sy );
2294 }
2295
2296 void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
2297 {
2298     wxDataViewModel *model = GetOwner()->GetModel();
2299     wxAutoBufferedPaintDC dc( this );
2300
2301     // prepare the DC
2302     dc.SetBackground(GetBackgroundColour());
2303     dc.Clear();
2304     GetOwner()->PrepareDC( dc );
2305     dc.SetFont( GetFont() );
2306
2307     wxRect update = GetUpdateRegion().GetBox();
2308     m_owner->CalcUnscrolledPosition( update.x, update.y, &update.x, &update.y );
2309
2310     // compute which items needs to be redrawn
2311     unsigned int item_start = wxMax( 0, (update.y / m_lineHeight) );
2312     unsigned int item_count =
2313         wxMin( (int)(((update.y + update.height) / m_lineHeight) - item_start + 1),
2314                (int)(GetRowCount( ) - item_start));
2315     unsigned int item_last = item_start + item_count;
2316
2317     // compute which columns needs to be redrawn
2318     unsigned int cols = GetOwner()->GetColumnCount();
2319     unsigned int col_start = 0;
2320     unsigned int x_start = 0;
2321     for (x_start = 0; col_start < cols; col_start++)
2322     {
2323         wxDataViewColumn *col = GetOwner()->GetColumn(col_start);
2324         if (col->IsHidden())
2325             continue;      // skip it!
2326
2327         unsigned int w = col->GetWidth();
2328         if (x_start+w >= (unsigned int)update.x)
2329             break;
2330
2331         x_start += w;
2332     }
2333
2334     unsigned int col_last = col_start;
2335     unsigned int x_last = x_start;
2336     for (; col_last < cols; col_last++)
2337     {
2338         wxDataViewColumn *col = GetOwner()->GetColumn(col_last);
2339         if (col->IsHidden())
2340             continue;      // skip it!
2341
2342         if (x_last > (unsigned int)update.GetRight())
2343             break;
2344
2345         x_last += col->GetWidth();
2346     }
2347
2348     // Draw horizontal rules if required
2349     if ( m_owner->HasFlag(wxDV_HORIZ_RULES) )
2350     {
2351         dc.SetPen(m_penRule);
2352         dc.SetBrush(*wxTRANSPARENT_BRUSH);
2353
2354         for (unsigned int i = item_start; i <= item_last+1; i++)
2355         {
2356             int y = i * m_lineHeight;
2357             dc.DrawLine(x_start, y, x_last, y);
2358         }
2359     }
2360
2361     // Draw vertical rules if required
2362     if ( m_owner->HasFlag(wxDV_VERT_RULES) )
2363     {
2364         dc.SetPen(m_penRule);
2365         dc.SetBrush(*wxTRANSPARENT_BRUSH);
2366
2367         int x = x_start;
2368         for (unsigned int i = col_start; i < col_last; i++)
2369         {
2370             wxDataViewColumn *col = GetOwner()->GetColumn(i);
2371             if (col->IsHidden())
2372                 continue;       // skip it
2373
2374             dc.DrawLine(x, item_start * m_lineHeight,
2375                         x, item_last * m_lineHeight);
2376
2377             x += col->GetWidth();
2378         }
2379
2380         // Draw last vertical rule
2381         dc.DrawLine(x, item_start * m_lineHeight,
2382                     x, item_last * m_lineHeight);
2383     }
2384
2385     // redraw the background for the items which are selected/current
2386     for (unsigned int item = item_start; item < item_last; item++)
2387     {
2388         bool selected = m_selection.Index( item ) != wxNOT_FOUND;
2389         if (selected || item == m_currentRow)
2390         {
2391             int flags = selected ? (int)wxCONTROL_SELECTED : 0;
2392             if (item == m_currentRow)
2393                 flags |= wxCONTROL_CURRENT;
2394             if (m_hasFocus)
2395                 flags |= wxCONTROL_FOCUSED;
2396
2397             wxRect rect( x_start, item*m_lineHeight, x_last, m_lineHeight );
2398             wxRendererNative::Get().DrawItemSelectionRect
2399                                 (
2400                                     this,
2401                                     dc,
2402                                     rect,
2403                                     flags
2404                                 );
2405         }
2406     }
2407
2408     wxDataViewColumn *expander = GetOwner()->GetExpanderColumn();
2409     if (!expander)
2410     {
2411         // TODO: last column for RTL support
2412         expander = GetOwner()->GetColumn( 0 );
2413         GetOwner()->SetExpanderColumn(expander);
2414     }
2415
2416     // redraw all cells for all rows which must be repainted and for all columns
2417     wxRect cell_rect;
2418     cell_rect.x = x_start;
2419     cell_rect.height = m_lineHeight;        // -1 is for the horizontal rules
2420     for (unsigned int i = col_start; i < col_last; i++)
2421     {
2422         wxDataViewColumn *col = GetOwner()->GetColumn( i );
2423         wxDataViewRenderer *cell = col->GetRenderer();
2424         cell_rect.width = col->GetWidth();
2425
2426         if (col->IsHidden())
2427             continue;       // skipt it!
2428
2429
2430         for (unsigned int item = item_start; item < item_last; item++)
2431         {
2432             // get the cell value and set it into the renderer
2433             wxVariant value;
2434             wxDataViewTreeNode *node = NULL;
2435             wxDataViewItem dataitem;
2436
2437             if (m_root)
2438             {
2439                 node = GetTreeNodeByRow(item);
2440                 if( node == NULL )
2441                     continue;
2442
2443                 dataitem = node->GetItem();
2444
2445                 if ((i > 0) && model->IsContainer(dataitem) && !model->HasContainerColumns(dataitem))
2446                     continue;
2447             }
2448             else
2449             {
2450                 dataitem = wxDataViewItem( (void*) item );
2451             }
2452
2453             model->GetValue( value, dataitem, col->GetModelColumn());
2454             cell->SetValue( value );
2455
2456             if (cell->GetWantsAttr())
2457             {
2458                 wxDataViewItemAttr attr;
2459                 bool ret = model->GetAttr( dataitem, col->GetModelColumn(), attr );
2460                 if (ret)
2461                     cell->SetAttr( attr );
2462                 cell->SetHasAttr( ret );
2463             }
2464
2465             // update the y offset
2466             cell_rect.y = item * m_lineHeight;
2467
2468             //Draw the expander here.
2469             int indent = 0;
2470             if ((m_root) && (col == expander))
2471             {
2472                 indent = node->GetIndentLevel();
2473
2474                 //Calculate the indent first
2475                 indent = cell_rect.x + GetOwner()->GetIndent() * indent;
2476
2477                 int expander_width = m_lineHeight - 2*EXPANDER_MARGIN;
2478                 // change the cell_rect.x to the appropriate pos
2479                 int  expander_x = indent + EXPANDER_MARGIN , expander_y = cell_rect.y + EXPANDER_MARGIN ;
2480                 indent = indent + m_lineHeight ;  //try to use the m_lineHeight as the expander space
2481                 dc.SetPen( m_penExpander );
2482                 dc.SetBrush( wxNullBrush );
2483                 if( node->HasChildren() )
2484                 {
2485                     wxRect rect( expander_x , expander_y, expander_width, expander_width);
2486                     int flag = 0;
2487                     if (m_underMouse == node)
2488                     {
2489                         flag |= wxCONTROL_CURRENT;
2490                     }
2491                     if( node->IsOpen() )
2492                         wxRendererNative::Get().DrawTreeItemButton( this, dc, rect, flag|wxCONTROL_EXPANDED );
2493                     else
2494                         wxRendererNative::Get().DrawTreeItemButton( this, dc, rect, flag);
2495                 }
2496                 else
2497                 {
2498                      // I am wondering whether we should draw dot lines between tree nodes
2499                      if (node)
2500                          delete node;
2501                      // Yes, if the node does not have any child, it must be a leaf which
2502                      // mean that it is a temporarily created by GetTreeNodeByRow
2503                 }
2504
2505                  //force the expander column to left-center align
2506                  cell->SetAlignment( wxALIGN_CENTER_VERTICAL );
2507             }
2508
2509
2510             // cannot be bigger than allocated space
2511             wxSize size = cell->GetSize();
2512             // Because of the tree structure indent, here we should minus the width of the cell for drawing
2513             size.x = wxMin( size.x + 2*PADDING_RIGHTLEFT, cell_rect.width - indent );
2514             // size.y = wxMin( size.y, cell_rect.height );
2515             size.y = cell_rect.height;
2516
2517             wxRect item_rect(cell_rect.GetTopLeft(), size);
2518             int align = cell->GetAlignment();
2519
2520             // horizontal alignment:
2521             item_rect.x = cell_rect.x;
2522             if (align & wxALIGN_CENTER_HORIZONTAL)
2523                 item_rect.x = cell_rect.x + (cell_rect.width / 2) - (size.x / 2);
2524             else if (align & wxALIGN_RIGHT)
2525                 item_rect.x = cell_rect.x + cell_rect.width - size.x;
2526             //else: wxALIGN_LEFT is the default
2527
2528             // vertical alignment:
2529             item_rect.y = cell_rect.y;
2530             if (align & wxALIGN_CENTER_VERTICAL)
2531                 item_rect.y = cell_rect.y + (cell_rect.height / 2) - (size.y / 2);
2532             else if (align & wxALIGN_BOTTOM)
2533                 item_rect.y = cell_rect.y + cell_rect.height - size.y;
2534             //else: wxALIGN_TOP is the default
2535
2536             // add padding
2537             item_rect.x += PADDING_RIGHTLEFT;
2538             item_rect.width = size.x - 2 * PADDING_RIGHTLEFT;
2539
2540             //Here we add the tree indent
2541             item_rect.x += indent;
2542
2543             int state = 0;
2544             if (m_hasFocus && (m_selection.Index(item) != wxNOT_FOUND))
2545                 state |= wxDATAVIEW_CELL_SELECTED;
2546
2547             // TODO: it would be much more efficient to create a clipping
2548             //       region for the entire column being rendered (in the OnPaint
2549             //       of wxDataViewMainWindow) instead of a single clip region for
2550             //       each cell. However it would mean that each renderer should
2551             //       respect the given wxRect's top & bottom coords, eventually
2552             //       violating only the left & right coords - however the user can
2553             //       make its own renderer and thus we cannot be sure of that.
2554             dc.SetClippingRegion( item_rect );
2555             cell->Render( item_rect, &dc, state );
2556             dc.DestroyClippingRegion();
2557         }
2558
2559         cell_rect.x += cell_rect.width;
2560     }
2561 }
2562
2563 int wxDataViewMainWindow::GetCountPerPage() const
2564 {
2565     wxSize size = GetClientSize();
2566     return size.y / m_lineHeight;
2567 }
2568
2569 int wxDataViewMainWindow::GetEndOfLastCol() const
2570 {
2571     int width = 0;
2572     unsigned int i;
2573     for (i = 0; i < GetOwner()->GetColumnCount(); i++)
2574     {
2575         const wxDataViewColumn *c =
2576             wx_const_cast(wxDataViewCtrl*, GetOwner())->GetColumn( i );
2577
2578         if (!c->IsHidden())
2579             width += c->GetWidth();
2580     }
2581     return width;
2582 }
2583
2584 unsigned int wxDataViewMainWindow::GetFirstVisibleRow() const
2585 {
2586     int x = 0;
2587     int y = 0;
2588     m_owner->CalcUnscrolledPosition( x, y, &x, &y );
2589
2590     return y / m_lineHeight;
2591 }
2592
2593 unsigned int wxDataViewMainWindow::GetLastVisibleRow()
2594 {
2595     wxSize client_size = GetClientSize();
2596     m_owner->CalcUnscrolledPosition( client_size.x, client_size.y,
2597                                      &client_size.x, &client_size.y );
2598
2599     //we should deal with the pixel here
2600     unsigned int row = ((client_size.y)/m_lineHeight) - 1;
2601
2602     return wxMin( GetRowCount()-1, row );
2603 }
2604
2605 unsigned int wxDataViewMainWindow::GetRowCount()
2606 {
2607     if ( m_count == -1 )
2608     {
2609         m_count = RecalculateCount();
2610         int width, height;
2611         GetVirtualSize( &width, &height );
2612         height = m_count * m_lineHeight;
2613
2614         SetVirtualSize( width, height );
2615     }
2616     return m_count;
2617 }
2618
2619 void wxDataViewMainWindow::ChangeCurrentRow( unsigned int row )
2620 {
2621     m_currentRow = row;
2622
2623     // send event
2624 }
2625
2626 void wxDataViewMainWindow::SelectAllRows( bool on )
2627 {
2628     if (IsEmpty())
2629         return;
2630
2631     if (on)
2632     {
2633         m_selection.Clear();
2634         for (unsigned int i = 0; i < GetRowCount(); i++)
2635             m_selection.Add( i );
2636         Refresh();
2637     }
2638     else
2639     {
2640         unsigned int first_visible = GetFirstVisibleRow();
2641         unsigned int last_visible = GetLastVisibleRow();
2642         unsigned int i;
2643         for (i = 0; i < m_selection.GetCount(); i++)
2644         {
2645             unsigned int row = m_selection[i];
2646             if ((row >= first_visible) && (row <= last_visible))
2647                 RefreshRow( row );
2648         }
2649         m_selection.Clear();
2650     }
2651 }
2652
2653 void wxDataViewMainWindow::SelectRow( unsigned int row, bool on )
2654 {
2655     if (m_selection.Index( row ) == wxNOT_FOUND)
2656     {
2657         if (on)
2658         {
2659             m_selection.Add( row );
2660             RefreshRow( row );
2661         }
2662     }
2663     else
2664     {
2665         if (!on)
2666         {
2667             m_selection.Remove( row );
2668             RefreshRow( row );
2669         }
2670     }
2671 }
2672
2673 void wxDataViewMainWindow::SelectRows( unsigned int from, unsigned int to, bool on )
2674 {
2675     if (from > to)
2676     {
2677         unsigned int tmp = from;
2678         from = to;
2679         to = tmp;
2680     }
2681
2682     unsigned int i;
2683     for (i = from; i <= to; i++)
2684     {
2685         if (m_selection.Index( i ) == wxNOT_FOUND)
2686         {
2687             if (on)
2688                 m_selection.Add( i );
2689         }
2690         else
2691         {
2692             if (!on)
2693                 m_selection.Remove( i );
2694         }
2695     }
2696     RefreshRows( from, to );
2697 }
2698
2699 void wxDataViewMainWindow::Select( const wxArrayInt& aSelections )
2700 {
2701     for (size_t i=0; i < aSelections.GetCount(); i++)
2702     {
2703         int n = aSelections[i];
2704
2705         m_selection.Add( n );
2706         RefreshRow( n );
2707     }
2708 }
2709
2710 void wxDataViewMainWindow::ReverseRowSelection( unsigned int row )
2711 {
2712     if (m_selection.Index( row ) == wxNOT_FOUND)
2713         m_selection.Add( row );
2714     else
2715         m_selection.Remove( row );
2716     RefreshRow( row );
2717 }
2718
2719 bool wxDataViewMainWindow::IsRowSelected( unsigned int row )
2720 {
2721     return (m_selection.Index( row ) != wxNOT_FOUND);
2722 }
2723
2724 void wxDataViewMainWindow::SendSelectionChangedEvent( const wxDataViewItem& item)
2725 {
2726     wxWindow *parent = GetParent();
2727     wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_SELECTION_CHANGED, parent->GetId());
2728
2729     le.SetEventObject(parent);
2730     le.SetModel(GetOwner()->GetModel());
2731     le.SetItem( item );
2732
2733     parent->GetEventHandler()->ProcessEvent(le);
2734 }
2735
2736 void wxDataViewMainWindow::RefreshRow( unsigned int row )
2737 {
2738     wxRect rect( 0, row*m_lineHeight, GetEndOfLastCol(), m_lineHeight );
2739     m_owner->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
2740
2741     wxSize client_size = GetClientSize();
2742     wxRect client_rect( 0, 0, client_size.x, client_size.y );
2743     wxRect intersect_rect = client_rect.Intersect( rect );
2744     if (intersect_rect.width > 0)
2745         Refresh( true, &intersect_rect );
2746 }
2747
2748 void wxDataViewMainWindow::RefreshRows( unsigned int from, unsigned int to )
2749 {
2750     if (from > to)
2751     {
2752         unsigned int tmp = to;
2753         to = from;
2754         from = tmp;
2755     }
2756
2757     wxRect rect( 0, from*m_lineHeight, GetEndOfLastCol(), (to-from+1) * m_lineHeight );
2758     m_owner->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
2759
2760     wxSize client_size = GetClientSize();
2761     wxRect client_rect( 0, 0, client_size.x, client_size.y );
2762     wxRect intersect_rect = client_rect.Intersect( rect );
2763     if (intersect_rect.width > 0)
2764         Refresh( true, &intersect_rect );
2765 }
2766
2767 void wxDataViewMainWindow::RefreshRowsAfter( unsigned int firstRow )
2768 {
2769     unsigned int count = GetRowCount();
2770     if (firstRow > count)
2771         return;
2772
2773     wxRect rect( 0, firstRow*m_lineHeight, GetEndOfLastCol(), count * m_lineHeight );
2774     m_owner->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
2775
2776     wxSize client_size = GetClientSize();
2777     wxRect client_rect( 0, 0, client_size.x, client_size.y );
2778     wxRect intersect_rect = client_rect.Intersect( rect );
2779     if (intersect_rect.width > 0)
2780         Refresh( true, &intersect_rect );
2781 }
2782
2783 void wxDataViewMainWindow::OnArrowChar(unsigned int newCurrent, const wxKeyEvent& event)
2784 {
2785     wxCHECK_RET( newCurrent < GetRowCount(),
2786                  _T("invalid item index in OnArrowChar()") );
2787
2788     // if there is no selection, we cannot move it anywhere
2789     if (!HasCurrentRow())
2790         return;
2791
2792     unsigned int oldCurrent = m_currentRow;
2793
2794     // in single selection we just ignore Shift as we can't select several
2795     // items anyhow
2796     if ( event.ShiftDown() && !IsSingleSel() )
2797     {
2798         RefreshRow( oldCurrent );
2799
2800         ChangeCurrentRow( newCurrent );
2801
2802         // select all the items between the old and the new one
2803         if ( oldCurrent > newCurrent )
2804         {
2805             newCurrent = oldCurrent;
2806             oldCurrent = m_currentRow;
2807         }
2808
2809         SelectRows( oldCurrent, newCurrent, true );
2810         if (oldCurrent!=newCurrent)
2811             SendSelectionChangedEvent(GetItemByRow(m_selection[0]));
2812     }
2813     else // !shift
2814     {
2815         RefreshRow( oldCurrent );
2816
2817         // all previously selected items are unselected unless ctrl is held
2818         if ( !event.ControlDown() )
2819             SelectAllRows(false);
2820
2821         ChangeCurrentRow( newCurrent );
2822
2823         if ( !event.ControlDown() )
2824         {
2825             SelectRow( m_currentRow, true );
2826             SendSelectionChangedEvent(GetItemByRow(m_currentRow));
2827         }
2828         else
2829             RefreshRow( m_currentRow );
2830     }
2831
2832     GetOwner()->EnsureVisible( m_currentRow, -1 );
2833 }
2834
2835 wxRect wxDataViewMainWindow::GetLineRect( unsigned int row ) const
2836 {
2837     wxRect rect;
2838     rect.x = 0;
2839     rect.y = m_lineHeight * row;
2840     rect.width = GetEndOfLastCol();
2841     rect.height = m_lineHeight;
2842
2843     return rect;
2844 }
2845
2846 class RowToItemJob: public DoJob
2847 {
2848 public:
2849     RowToItemJob( unsigned int row , int current ) { this->row = row; this->current = current ;}
2850     virtual ~RowToItemJob(){};
2851
2852     virtual int operator() ( wxDataViewTreeNode * node )
2853     {
2854         current ++;
2855         if( current == static_cast<int>(row))
2856          {
2857             ret = node->GetItem() ;
2858             return DoJob::OK;
2859         }
2860
2861         if( node->GetSubTreeCount() + current < static_cast<int>(row) )
2862         {
2863             current += node->GetSubTreeCount();
2864             return  DoJob::IGR;
2865         }
2866         else
2867         {
2868             //If the current has no child node, we can find the desired item of the row number directly.
2869             //This if can speed up finding in some case, and will has a very good effect when it comes to list view
2870             if( node->GetNodes().GetCount() == 0)
2871             {
2872                 int index = static_cast<int>(row) - current - 1;
2873                 ret = node->GetChildren().Item( index );
2874                 return DoJob::OK;
2875             }
2876             return DoJob::CONT;
2877         }
2878     }
2879
2880     virtual int operator() ( void * n )
2881     {
2882         current ++;
2883         if( current == static_cast<int>(row))
2884          {
2885             ret = wxDataViewItem( n ) ;
2886             return DoJob::OK;
2887         }
2888         return DoJob::CONT;
2889     }
2890     wxDataViewItem GetResult(){ return ret; }
2891 private:
2892     unsigned int row;
2893     int current ;
2894     wxDataViewItem ret;
2895 };
2896
2897 wxDataViewItem wxDataViewMainWindow::GetItemByRow(unsigned int row) const
2898 {
2899     if (!m_root)
2900     {
2901         return wxDataViewItem( (void*) row );
2902     }
2903     else
2904     {
2905         RowToItemJob job( row, -2 );
2906         Walker( m_root , job );
2907         return job.GetResult();
2908     }
2909 }
2910
2911 class RowToTreeNodeJob: public DoJob
2912 {
2913 public:
2914     RowToTreeNodeJob( unsigned int row , int current, wxDataViewTreeNode * node )
2915     {
2916         this->row = row;
2917         this->current = current ;
2918         ret = NULL ;
2919         parent = node;
2920     }
2921     virtual ~RowToTreeNodeJob(){};
2922
2923     virtual int operator() ( wxDataViewTreeNode * node )
2924     {
2925         current ++;
2926         if( current == static_cast<int>(row))
2927          {
2928             ret = node ;
2929             return DoJob::OK;
2930         }
2931
2932         if( node->GetSubTreeCount() + current < static_cast<int>(row) )
2933         {
2934             current += node->GetSubTreeCount();
2935             return  DoJob::IGR;
2936         }
2937         else
2938         {
2939             parent = node;
2940             //If the current has no child node, we can find the desired item of the row number directly.
2941             //This if can speed up finding in some case, and will has a very good effect when it comes to list view
2942             if( node->GetNodes().GetCount() == 0)
2943             {
2944                 int index = static_cast<int>(row) - current - 1;
2945                 void * n = node->GetChildren().Item( index );
2946                 ret = new wxDataViewTreeNode( parent ) ;
2947                 ret->SetItem( wxDataViewItem( n ));
2948                 ret->SetHasChildren(false);
2949                 return DoJob::OK;
2950             }
2951             return DoJob::CONT;
2952         }
2953
2954
2955     }
2956
2957     virtual int operator() ( void * n )
2958     {
2959         current ++;
2960         if( current == static_cast<int>(row))
2961          {
2962             ret = new wxDataViewTreeNode( parent ) ;
2963             ret->SetItem( wxDataViewItem( n ));
2964             ret->SetHasChildren(false);
2965             return DoJob::OK;
2966         }
2967
2968         return DoJob::CONT;
2969     }
2970     wxDataViewTreeNode * GetResult(){ return ret; }
2971 private:
2972     unsigned int row;
2973     int current ;
2974     wxDataViewTreeNode * ret;
2975     wxDataViewTreeNode * parent ;
2976 };
2977
2978
2979 wxDataViewTreeNode * wxDataViewMainWindow::GetTreeNodeByRow(unsigned int row)
2980 {
2981     if (!m_root)
2982     {
2983         return NULL;
2984     }
2985     else
2986     {
2987         RowToTreeNodeJob job( row , -2, m_root );
2988         Walker( m_root , job );
2989         return job.GetResult();
2990     }
2991 }
2992
2993 wxDataViewEvent wxDataViewMainWindow::SendExpanderEvent( wxEventType type, const wxDataViewItem & item )
2994 {
2995     wxWindow *parent = GetParent();
2996     wxDataViewEvent le(type, parent->GetId());
2997
2998     le.SetEventObject(parent);
2999     le.SetModel(GetOwner()->GetModel());
3000     le.SetItem( item );
3001
3002     parent->GetEventHandler()->ProcessEvent(le);
3003     return le;
3004 }
3005
3006 void wxDataViewMainWindow::OnExpanding( unsigned int row )
3007 {
3008     wxDataViewTreeNode * node = GetTreeNodeByRow(row);
3009     if( node != NULL )
3010     {
3011         if( node->HasChildren())
3012         {
3013             if( !node->IsOpen())
3014             {
3015                wxDataViewEvent e = SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDING,node->GetItem());
3016                //Check if the user prevent expanding
3017                if( e.GetSkipped() )
3018                     return;
3019
3020                node->ToggleOpen();
3021                //Here I build the children of current node
3022                if( node->GetChildrenNumber() == 0 )
3023                {
3024                    SortPrepare();
3025                    BuildTreeHelper(GetOwner()->GetModel(), node->GetItem(), node);
3026                }
3027                m_count = -1;
3028                UpdateDisplay();
3029                //Send the expanded event
3030                SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDED,node->GetItem());
3031             }
3032             else
3033             {
3034                 SelectRow( row, false );
3035                 SelectRow( row + 1, true );
3036                 ChangeCurrentRow( row + 1 );
3037                 SendSelectionChangedEvent( GetItemByRow(row+1));
3038             }
3039         }
3040         else
3041             delete node;
3042     }
3043 }
3044
3045 void wxDataViewMainWindow::OnCollapsing(unsigned int row)
3046 {
3047     wxDataViewTreeNode * node = GetTreeNodeByRow(row);
3048     if( node != NULL )
3049     {
3050         wxDataViewTreeNode * nd = node;
3051
3052         if( node->HasChildren() && node->IsOpen() )
3053         {
3054             wxDataViewEvent e = SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSING,node->GetItem());
3055             if( e.GetSkipped() )
3056                 return;
3057             node->ToggleOpen();
3058             m_count = -1;
3059             UpdateDisplay();
3060             SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSED,nd->GetItem());
3061         }
3062         else
3063         {
3064             node = node->GetParent();
3065             if( node != NULL )
3066             {
3067                 int  parent = GetRowByItem( node->GetItem() ) ;
3068                 if( parent >= 0 )
3069                 {
3070                     SelectRow( row, false);
3071                     SelectRow(parent , true );
3072                     ChangeCurrentRow( parent );
3073                     SendSelectionChangedEvent( node->GetItem() );
3074                 }
3075             }
3076         }
3077         if( !nd->HasChildren())
3078             delete nd;
3079     }
3080 }
3081
3082 wxDataViewTreeNode * wxDataViewMainWindow::FindNode( const wxDataViewItem & item )
3083 {
3084     wxDataViewModel * model = GetOwner()->GetModel();
3085     if( model == NULL )
3086         return NULL;
3087
3088     //Compose the a parent-chain of the finding item
3089     ItemList list;
3090     list.DeleteContents( true );
3091     wxDataViewItem it( item );
3092     while( it.IsOk() )
3093     {
3094         wxDataViewItem * pItem = new wxDataViewItem( it );
3095         list.Insert( pItem );
3096         it = model->GetParent( it );
3097     }
3098
3099     //Find the item along the parent-chain.
3100     //This algorithm is designed to speed up the node-finding method
3101     wxDataViewTreeNode * node = m_root;
3102     for( ItemList::const_iterator iter = list.begin(); iter !=list.end() ; iter++ )
3103     {
3104         if( node->HasChildren() )
3105         {
3106             if( node->GetChildrenNumber() == 0 )
3107             {
3108                 SortPrepare();
3109                 BuildTreeHelper(model, node->GetItem(), node);
3110             }
3111
3112             wxDataViewTreeNodes nodes = node->GetNodes();
3113             unsigned int i = 0;
3114             for (; i < nodes.GetCount(); i ++)
3115             {
3116                 if (nodes[i]->GetItem() == (**iter))
3117                 {
3118                     node = nodes[i];
3119                     break;
3120                 }
3121             }
3122             if (i == nodes.GetCount())
3123                 return NULL;
3124         }
3125         else
3126             return NULL;
3127     }
3128     return node;
3129 }
3130
3131 void wxDataViewMainWindow::HitTest( const wxPoint & point, wxDataViewItem & item, wxDataViewColumn* &column )
3132 {
3133     wxDataViewColumn *col = NULL;
3134     unsigned int cols = GetOwner()->GetColumnCount();
3135     unsigned int colnum = 0;
3136     unsigned int x_start = 0;
3137     int x, y;
3138     m_owner->CalcUnscrolledPosition( point.x, point.y, &x, &y );
3139     for (x_start = 0; colnum < cols; colnum++)
3140     {
3141         col = GetOwner()->GetColumn(colnum);
3142         if (col->IsHidden())
3143             continue;      // skip it!
3144
3145         unsigned int w = col->GetWidth();
3146         if (x_start+w >= (unsigned int)x)
3147             break;
3148
3149         x_start += w;
3150     }
3151
3152     column = col;
3153     item = GetItemByRow( y/m_lineHeight );
3154 }
3155
3156 wxRect wxDataViewMainWindow::GetItemRect( const wxDataViewItem & item, const wxDataViewColumn* column )
3157 {
3158     int row = GetRowByItem(item);
3159     int y = row*m_lineHeight;
3160     int h = m_lineHeight;
3161     int x = 0;
3162     wxDataViewColumn *col = NULL;
3163     for( int i = 0, cols = GetOwner()->GetColumnCount(); i < cols; i ++ )
3164     {
3165        col = GetOwner()->GetColumn( i );
3166        x += col->GetWidth();
3167        if( GetOwner()->GetColumn(i+1) == column )
3168            break;
3169     }
3170     int w = col->GetWidth();
3171     m_owner->CalcScrolledPosition( x, y, &x, &y );
3172     return wxRect(x, y, w, h);
3173 }
3174
3175 int wxDataViewMainWindow::RecalculateCount()
3176 {
3177     if (!m_root)
3178     {
3179         wxDataViewIndexListModel *list_model = (wxDataViewIndexListModel*) GetOwner()->GetModel();
3180 #ifndef __WXMAC__
3181         return list_model->GetLastIndex() + 1;
3182 #else
3183         return list_model->GetLastIndex() - 1;
3184 #endif
3185     }
3186     else
3187     {
3188         return m_root->GetSubTreeCount();
3189     }
3190 }
3191
3192 class ItemToRowJob : public DoJob
3193 {
3194 public:
3195     ItemToRowJob(const wxDataViewItem & item, ItemList::const_iterator iter )
3196     { this->item = item ; ret = -1 ; m_iter = iter ; }
3197     virtual ~ItemToRowJob(){};
3198
3199     //Maybe binary search will help to speed up this process
3200     virtual int operator() ( wxDataViewTreeNode * node)
3201     {
3202          ret ++;
3203          if( node->GetItem() == item )
3204          {
3205              return DoJob::OK;
3206          }
3207
3208          if( node->GetItem() == **m_iter )
3209          {
3210              m_iter++ ;
3211              return DoJob::CONT;
3212          }
3213          else
3214          {
3215              ret += node->GetSubTreeCount();
3216              return DoJob::IGR;
3217          }
3218
3219     }
3220
3221     virtual int operator() ( void * n )
3222     {
3223         ret ++;
3224         if( n == item.GetID() )
3225             return DoJob::OK;
3226         return DoJob::CONT;
3227     }
3228     //the row number is begin from zero
3229     int GetResult(){ return ret -1 ; }
3230 private:
3231     ItemList::const_iterator  m_iter;
3232     wxDataViewItem item;
3233     int ret;
3234
3235 };
3236
3237 int wxDataViewMainWindow::GetRowByItem(const wxDataViewItem & item)
3238 {
3239     wxDataViewModel * model = GetOwner()->GetModel();
3240     if( model == NULL )
3241         return -1;
3242
3243     if (!m_root)
3244     {
3245         return wxPtrToUInt( item.GetID() );
3246     }
3247     else
3248     {
3249         if( !item.IsOk() )
3250             return -1;
3251
3252         //Compose the a parent-chain of the finding item
3253         ItemList list;
3254         wxDataViewItem * pItem = NULL;
3255         list.DeleteContents( true );
3256         wxDataViewItem it( item );
3257         while( it.IsOk() )
3258         {
3259             pItem = new wxDataViewItem( it );
3260             list.Insert( pItem );
3261             it = model->GetParent( it );
3262         }
3263         pItem = new wxDataViewItem( );
3264         list.Insert( pItem );
3265
3266         ItemToRowJob job( item, list.begin() );
3267         Walker(m_root , job );
3268         return job.GetResult();
3269     }
3270 }
3271
3272 void BuildTreeHelper( wxDataViewModel * model,  wxDataViewItem & item, wxDataViewTreeNode * node)
3273 {
3274     if( !model->IsContainer( item ) )
3275         return ;
3276
3277     wxDataViewItemArray children;
3278     unsigned int num = model->GetChildren( item, children);
3279     unsigned int index = 0;
3280     while( index < num )
3281     {
3282         if( model->IsContainer( children[index] ) )
3283         {
3284             wxDataViewTreeNode * n = new wxDataViewTreeNode( node );
3285             n->SetItem(children[index]);
3286             n->SetHasChildren( true ) ;
3287             node->AddNode( n );
3288         }
3289         else
3290         {
3291             node->AddLeaf( children[index].GetID() );
3292         }
3293         index ++;
3294     }
3295     node->SetSubTreeCount( num );
3296     wxDataViewTreeNode * n = node->GetParent();
3297     if( n != NULL)
3298         n->ChangeSubTreeCount(num);
3299
3300 }
3301
3302 void wxDataViewMainWindow::BuildTree(wxDataViewModel * model)
3303 {
3304     DestroyTree();
3305
3306     if (GetOwner()->GetModel()->IsIndexListModel())
3307     {
3308         m_count = -1 ;
3309         return;
3310     }
3311
3312     m_root = new wxDataViewTreeNode( NULL );
3313     m_root->SetHasChildren(true);
3314
3315     //First we define a invalid item to fetch the top-level elements
3316     wxDataViewItem item;
3317     SortPrepare();
3318     BuildTreeHelper( model, item, m_root);
3319     m_count = -1 ;
3320 }
3321
3322 void DestroyTreeHelper( wxDataViewTreeNode * node )
3323 {
3324     if( node->GetNodeNumber() != 0 )
3325     {
3326         int len = node->GetNodeNumber();
3327         int i = 0 ;
3328         wxDataViewTreeNodes nodes = node->GetNodes();
3329         for( ; i < len; i ++ )
3330         {
3331             DestroyTreeHelper(nodes[i]);
3332         }
3333     }
3334     delete node;
3335 }
3336
3337 void wxDataViewMainWindow::DestroyTree()
3338 {
3339     if (m_root)
3340     {
3341         DestroyTreeHelper(m_root);
3342         m_count = 0;
3343         m_root = NULL;
3344     }
3345 }
3346
3347 void wxDataViewMainWindow::OnChar( wxKeyEvent &event )
3348 {
3349     if (event.GetKeyCode() == WXK_TAB)
3350     {
3351         wxNavigationKeyEvent nevent;
3352         nevent.SetWindowChange( event.ControlDown() );
3353         nevent.SetDirection( !event.ShiftDown() );
3354         nevent.SetEventObject( GetParent()->GetParent() );
3355         nevent.SetCurrentFocus( m_parent );
3356         if (GetParent()->GetParent()->GetEventHandler()->ProcessEvent( nevent ))
3357             return;
3358     }
3359
3360     // no item -> nothing to do
3361     if (!HasCurrentRow())
3362     {
3363         event.Skip();
3364         return;
3365     }
3366
3367     // don't use m_linesPerPage directly as it might not be computed yet
3368     const int pageSize = GetCountPerPage();
3369     wxCHECK_RET( pageSize, _T("should have non zero page size") );
3370
3371     switch ( event.GetKeyCode() )
3372     {
3373         case WXK_RETURN:
3374         {
3375             if (m_currentRow > 0)
3376             {
3377                 wxWindow *parent = GetParent();
3378                 wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_ACTIVATED, parent->GetId());
3379                 le.SetItem( GetItemByRow(m_currentRow) );
3380                 le.SetEventObject(parent);
3381                 le.SetModel(GetOwner()->GetModel());
3382
3383                 parent->GetEventHandler()->ProcessEvent(le);
3384             }
3385             break;
3386         }
3387         case WXK_UP:
3388             if ( m_currentRow > 0 )
3389                 OnArrowChar( m_currentRow - 1, event );
3390             break;
3391
3392         case WXK_DOWN:
3393             if ( m_currentRow < GetRowCount() - 1 )
3394                 OnArrowChar( m_currentRow + 1, event );
3395             break;
3396         //Add the process for tree expanding/collapsing
3397         case WXK_LEFT:
3398          OnCollapsing(m_currentRow);
3399          break;
3400      case WXK_RIGHT:
3401          OnExpanding( m_currentRow);
3402          break;
3403         case WXK_END:
3404             if (!IsEmpty())
3405                 OnArrowChar( GetRowCount() - 1, event );
3406             break;
3407
3408         case WXK_HOME:
3409             if (!IsEmpty())
3410                 OnArrowChar( 0, event );
3411             break;
3412
3413         case WXK_PAGEUP:
3414             {
3415                 int steps = pageSize - 1;
3416                 int index = m_currentRow - steps;
3417                 if (index < 0)
3418                     index = 0;
3419
3420                 OnArrowChar( index, event );
3421             }
3422             break;
3423
3424         case WXK_PAGEDOWN:
3425             {
3426                 int steps = pageSize - 1;
3427                 unsigned int index = m_currentRow + steps;
3428                 unsigned int count = GetRowCount();
3429                 if ( index >= count )
3430                     index = count - 1;
3431
3432                 OnArrowChar( index, event );
3433             }
3434             break;
3435
3436         default:
3437             event.Skip();
3438     }
3439 }
3440
3441 void wxDataViewMainWindow::OnMouse( wxMouseEvent &event )
3442 {
3443     if (event.GetEventType() == wxEVT_MOUSEWHEEL)
3444     {
3445         // let the base handle mouse wheel events.
3446         event.Skip();
3447         return;
3448     }
3449
3450     int x = event.GetX();
3451     int y = event.GetY();
3452     m_owner->CalcUnscrolledPosition( x, y, &x, &y );
3453     wxDataViewColumn *col = NULL;
3454
3455     int xpos = 0;
3456     unsigned int cols = GetOwner()->GetColumnCount();
3457     unsigned int i;
3458     for (i = 0; i < cols; i++)
3459     {
3460         wxDataViewColumn *c = GetOwner()->GetColumn( i );
3461         if (c->IsHidden())
3462             continue;      // skip it!
3463
3464         if (x < xpos + c->GetWidth())
3465         {
3466             col = c;
3467             break;
3468         }
3469         xpos += c->GetWidth();
3470     }
3471     if (!col)
3472         return;
3473
3474     wxDataViewRenderer *cell = col->GetRenderer();
3475     unsigned int current = y / m_lineHeight;
3476     if ((current > GetRowCount()) || (x > GetEndOfLastCol()))
3477     {
3478         // Unselect all if below the last row ?
3479         return;
3480     }
3481
3482     //Test whether the mouse is hovered on the tree item button
3483     bool hover = false;
3484     if ((m_root) && (GetOwner()->GetExpanderColumn() == col))
3485     {
3486         wxDataViewTreeNode * node = GetTreeNodeByRow(current);
3487         if( node!=NULL && node->HasChildren() )
3488         {
3489             int indent = node->GetIndentLevel();
3490             indent = GetOwner()->GetIndent()*indent;
3491             wxRect rect( xpos + indent + EXPANDER_MARGIN, current * m_lineHeight + EXPANDER_MARGIN, m_lineHeight-2*EXPANDER_MARGIN,m_lineHeight-2*EXPANDER_MARGIN);
3492             if( rect.Contains( x, y) )
3493             {
3494                 //So the mouse is over the expander
3495                 hover = true;
3496                 if (m_underMouse && m_underMouse != node)
3497                 {
3498                     //wxLogMessage("Undo the row: %d", GetRowByItem(m_underMouse->GetItem()));
3499                     RefreshRow(GetRowByItem(m_underMouse->GetItem()));
3500                 }
3501                 if (m_underMouse != node)
3502                 {
3503                     //wxLogMessage("Do the row: %d", current);
3504                     RefreshRow(current);
3505                 }
3506                 m_underMouse = node;
3507             }
3508         }
3509         if (node!=NULL && !node->HasChildren())
3510             delete node;
3511     }
3512     if (!hover)
3513     {
3514         if (m_underMouse != NULL)
3515         {
3516             //wxLogMessage("Undo the row: %d", GetRowByItem(m_underMouse->GetItem()));
3517             RefreshRow(GetRowByItem(m_underMouse->GetItem()));
3518             m_underMouse = NULL;
3519         }
3520     }
3521
3522     wxDataViewModel *model = GetOwner()->GetModel();
3523
3524     if (event.Dragging())
3525     {
3526         if (m_dragCount == 0)
3527         {
3528             // we have to report the raw, physical coords as we want to be
3529             // able to call HitTest(event.m_pointDrag) from the user code to
3530             // get the item being dragged
3531             m_dragStart = event.GetPosition();
3532         }
3533
3534         m_dragCount++;
3535
3536         if (m_dragCount != 3)
3537             return;
3538
3539         if (event.LeftIsDown())
3540         {
3541             // Notify cell about drag
3542         }
3543         return;
3544     }
3545     else
3546     {
3547         m_dragCount = 0;
3548     }
3549
3550     bool forceClick = false;
3551
3552     if (event.ButtonDClick())
3553     {
3554         m_renameTimer->Stop();
3555         m_lastOnSame = false;
3556     }
3557
3558     wxDataViewItem item = GetItemByRow(current);
3559     bool ignore_other_columns =
3560         ((GetOwner()->GetExpanderColumn() != col) &&
3561          (model->IsContainer(item)) &&
3562          (!model->HasContainerColumns(item)));
3563
3564     if (event.LeftDClick())
3565     {
3566         if ( current == m_lineLastClicked )
3567         {
3568             if ((!ignore_other_columns) && (cell->GetMode() == wxDATAVIEW_CELL_ACTIVATABLE))
3569             {
3570                 wxVariant value;
3571                 model->GetValue( value, item, col->GetModelColumn() );
3572                 cell->SetValue( value );
3573                 wxRect cell_rect( xpos, current * m_lineHeight,
3574                                   col->GetWidth(), m_lineHeight );
3575                 cell->Activate( cell_rect, model, item, col->GetModelColumn() );
3576
3577             }
3578             else
3579             {
3580                 wxWindow *parent = GetParent();
3581                 wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_ACTIVATED, parent->GetId());
3582                 le.SetItem( item );
3583                 le.SetEventObject(parent);
3584                 le.SetModel(GetOwner()->GetModel());
3585
3586                 parent->GetEventHandler()->ProcessEvent(le);
3587             }
3588             return;
3589         }
3590         else
3591         {
3592             // The first click was on another item, so don't interpret this as
3593             // a double click, but as a simple click instead
3594             forceClick = true;
3595         }
3596     }
3597
3598     if (event.LeftUp())
3599     {
3600         if (m_lineSelectSingleOnUp != (unsigned int)-1)
3601         {
3602             // select single line
3603             SelectAllRows( false );
3604             SelectRow( m_lineSelectSingleOnUp, true );
3605         }
3606
3607         //Process the event of user clicking the expander
3608         bool expander = false;
3609         if ((m_root) && (GetOwner()->GetExpanderColumn() == col))
3610         {
3611             wxDataViewTreeNode * node = GetTreeNodeByRow(current);
3612             if( node!=NULL && node->HasChildren() )
3613             {
3614                 int indent = node->GetIndentLevel();
3615                 indent = GetOwner()->GetIndent()*indent;
3616                 wxRect rect( xpos + indent + EXPANDER_MARGIN, current * m_lineHeight + EXPANDER_MARGIN, m_lineHeight-2*EXPANDER_MARGIN,m_lineHeight-2*EXPANDER_MARGIN);
3617                 if( rect.Contains( x, y) )
3618                 {
3619                     expander = true;
3620                     if( node->IsOpen() )
3621                         OnCollapsing(current);
3622                     else
3623                         OnExpanding( current );
3624                 }
3625             }
3626         }
3627         //If the user click the expander, we do not do editing even if the column with expander are editable
3628         if (m_lastOnSame && !expander && !ignore_other_columns)
3629         {
3630             if ((col == m_currentCol) && (current == m_currentRow) &&
3631                 (cell->GetMode() == wxDATAVIEW_CELL_EDITABLE) )
3632             {
3633                 m_renameTimer->Start( 100, true );
3634             }
3635         }
3636
3637         m_lastOnSame = false;
3638         m_lineSelectSingleOnUp = (unsigned int)-1;
3639     }
3640     else
3641     {
3642         // This is necessary, because after a DnD operation in
3643         // from and to ourself, the up event is swallowed by the
3644         // DnD code. So on next non-up event (which means here and
3645         // now) m_lineSelectSingleOnUp should be reset.
3646         m_lineSelectSingleOnUp = (unsigned int)-1;
3647     }
3648
3649     if (event.RightDown())
3650     {
3651         m_lineBeforeLastClicked = m_lineLastClicked;
3652         m_lineLastClicked = current;
3653
3654         // If the item is already selected, do not update the selection.
3655         // Multi-selections should not be cleared if a selected item is clicked.
3656         if (!IsRowSelected(current))
3657         {
3658             SelectAllRows(false);
3659             ChangeCurrentRow(current);
3660             SelectRow(m_currentRow,true);
3661             SendSelectionChangedEvent(GetItemByRow( m_currentRow ) );
3662         }
3663
3664         // notify cell about right click
3665         // cell->...
3666
3667         // Allow generation of context menu event
3668         event.Skip();
3669     }
3670     else if (event.MiddleDown())
3671     {
3672         // notify cell about middle click
3673         // cell->...
3674     }
3675     if (event.LeftDown() || forceClick)
3676     {
3677         SetFocus();
3678
3679         m_lineBeforeLastClicked = m_lineLastClicked;
3680         m_lineLastClicked = current;
3681
3682         unsigned int oldCurrentRow = m_currentRow;
3683         bool oldWasSelected = IsRowSelected(m_currentRow);
3684
3685         bool cmdModifierDown = event.CmdDown();
3686         if ( IsSingleSel() || !(cmdModifierDown || event.ShiftDown()) )
3687         {
3688             if ( IsSingleSel() || !IsRowSelected(current) )
3689             {
3690                 SelectAllRows( false );
3691                 ChangeCurrentRow(current);
3692                 SelectRow(m_currentRow,true);
3693                 SendSelectionChangedEvent(GetItemByRow( m_currentRow ) );
3694             }
3695             else // multi sel & current is highlighted & no mod keys
3696             {
3697                 m_lineSelectSingleOnUp = current;
3698                 ChangeCurrentRow(current); // change focus
3699             }
3700         }
3701         else // multi sel & either ctrl or shift is down
3702         {
3703             if (cmdModifierDown)
3704             {
3705                 ChangeCurrentRow(current);
3706                 ReverseRowSelection(m_currentRow);
3707                 SendSelectionChangedEvent(GetItemByRow(m_selection[0]) );
3708             }
3709             else if (event.ShiftDown())
3710             {
3711                 ChangeCurrentRow(current);
3712
3713                 unsigned int lineFrom = oldCurrentRow,
3714                        lineTo = current;
3715
3716                 if ( lineTo < lineFrom )
3717                 {
3718                     lineTo = lineFrom;
3719                     lineFrom = m_currentRow;
3720                 }
3721
3722                 SelectRows(lineFrom, lineTo, true);
3723                 SendSelectionChangedEvent(GetItemByRow(m_selection[0]) );
3724             }
3725             else // !ctrl, !shift
3726             {
3727                 // test in the enclosing if should make it impossible
3728                 wxFAIL_MSG( _T("how did we get here?") );
3729             }
3730         }
3731
3732         if (m_currentRow != oldCurrentRow)
3733             RefreshRow( oldCurrentRow );
3734
3735         wxDataViewColumn *oldCurrentCol = m_currentCol;
3736
3737         // Update selection here...
3738         m_currentCol = col;
3739
3740         m_lastOnSame = !forceClick && ((col == oldCurrentCol) &&
3741                         (current == oldCurrentRow)) && oldWasSelected;
3742     }
3743 }
3744
3745 void wxDataViewMainWindow::OnSetFocus( wxFocusEvent &event )
3746 {
3747     m_hasFocus = true;
3748
3749     if (HasCurrentRow())
3750         Refresh();
3751
3752     event.Skip();
3753 }
3754
3755 void wxDataViewMainWindow::OnKillFocus( wxFocusEvent &event )
3756 {
3757     m_hasFocus = false;
3758
3759     if (HasCurrentRow())
3760         Refresh();
3761
3762     event.Skip();
3763 }
3764
3765 wxDataViewItem wxDataViewMainWindow::GetSelection() const
3766 {
3767     if( m_selection.GetCount() != 1 )
3768         return wxDataViewItem();
3769
3770     return GetItemByRow( m_selection.Item(0));
3771 }
3772
3773 //-----------------------------------------------------------------------------
3774 // wxDataViewCtrl
3775 //-----------------------------------------------------------------------------
3776 WX_DEFINE_LIST(wxDataViewColumnList)
3777
3778 IMPLEMENT_DYNAMIC_CLASS(wxDataViewCtrl, wxDataViewCtrlBase)
3779
3780 BEGIN_EVENT_TABLE(wxDataViewCtrl, wxDataViewCtrlBase)
3781     EVT_SIZE(wxDataViewCtrl::OnSize)
3782 END_EVENT_TABLE()
3783
3784 wxDataViewCtrl::~wxDataViewCtrl()
3785 {
3786     if (m_notifier)
3787         GetModel()->RemoveNotifier( m_notifier );
3788 }
3789
3790 void wxDataViewCtrl::Init()
3791 {
3792     m_notifier = NULL;
3793 }
3794
3795 bool wxDataViewCtrl::Create(wxWindow *parent, wxWindowID id,
3796            const wxPoint& pos, const wxSize& size,
3797            long style, const wxValidator& validator )
3798 {
3799     if (!wxControl::Create( parent, id, pos, size,
3800                             style | wxScrolledWindowStyle|wxBORDER_SUNKEN, validator))
3801         return false;
3802
3803     SetInitialSize(size);
3804
3805     Init();
3806
3807 #ifdef __WXMAC__
3808     MacSetClipChildren( true ) ;
3809 #endif
3810
3811     m_clientArea = new wxDataViewMainWindow( this, wxID_ANY );
3812
3813     if (HasFlag(wxDV_NO_HEADER))
3814         m_headerArea = NULL;
3815     else
3816         m_headerArea = new wxDataViewHeaderWindow( this, wxID_ANY );
3817
3818     SetTargetWindow( m_clientArea );
3819
3820     wxBoxSizer *sizer = new wxBoxSizer( wxVERTICAL );
3821     if (m_headerArea)
3822         sizer->Add( m_headerArea, 0, wxGROW );
3823     sizer->Add( m_clientArea, 1, wxGROW );
3824     SetSizer( sizer );
3825
3826     return true;
3827 }
3828
3829 #ifdef __WXMSW__
3830 WXLRESULT wxDataViewCtrl::MSWWindowProc(WXUINT nMsg,
3831                                        WXWPARAM wParam,
3832                                        WXLPARAM lParam)
3833 {
3834     WXLRESULT rc = wxDataViewCtrlBase::MSWWindowProc(nMsg, wParam, lParam);
3835
3836 #ifndef __WXWINCE__
3837     // we need to process arrows ourselves for scrolling
3838     if ( nMsg == WM_GETDLGCODE )
3839     {
3840         rc |= DLGC_WANTARROWS;
3841     }
3842 #endif
3843
3844     return rc;
3845 }
3846 #endif
3847
3848 void wxDataViewCtrl::OnSize( wxSizeEvent &WXUNUSED(event) )
3849 {
3850     // We need to override OnSize so that our scrolled
3851     // window a) does call Layout() to use sizers for
3852     // positioning the controls but b) does not query
3853     // the sizer for their size and use that for setting
3854     // the scrollable area as set that ourselves by
3855     // calling SetScrollbar() further down.
3856
3857     Layout();
3858
3859     AdjustScrollbars();
3860 }
3861
3862 bool wxDataViewCtrl::AssociateModel( wxDataViewModel *model )
3863 {
3864     if (!wxDataViewCtrlBase::AssociateModel( model ))
3865         return false;
3866
3867     m_notifier = new wxGenericDataViewModelNotifier( m_clientArea );
3868
3869     model->AddNotifier( m_notifier );
3870
3871     m_clientArea->DestroyTree();
3872
3873     m_clientArea->BuildTree(model);
3874
3875     m_clientArea->UpdateDisplay();
3876
3877     return true;
3878 }
3879
3880 bool wxDataViewCtrl::AppendColumn( wxDataViewColumn *col )
3881 {
3882     if (!wxDataViewCtrlBase::AppendColumn(col))
3883         return false;
3884
3885     m_cols.Append( col );
3886     OnColumnChange();
3887     return true;
3888 }
3889
3890 bool wxDataViewCtrl::PrependColumn( wxDataViewColumn *col )
3891 {
3892     if (!wxDataViewCtrlBase::PrependColumn(col))
3893         return false;
3894
3895     m_cols.Insert( col );
3896     OnColumnChange();
3897     return true;
3898 }
3899
3900 void wxDataViewCtrl::OnColumnChange()
3901 {
3902     if (m_headerArea)
3903         m_headerArea->UpdateDisplay();
3904
3905     m_clientArea->UpdateDisplay();
3906 }
3907
3908 void wxDataViewCtrl::DoSetExpanderColumn()
3909 {
3910     m_clientArea->UpdateDisplay();
3911 }
3912
3913 void wxDataViewCtrl::DoSetIndent()
3914 {
3915     m_clientArea->UpdateDisplay();
3916 }
3917
3918 unsigned int wxDataViewCtrl::GetColumnCount() const
3919 {
3920     return m_cols.GetCount();
3921 }
3922
3923 wxDataViewColumn* wxDataViewCtrl::GetColumn( unsigned int pos ) const
3924 {
3925     wxDataViewColumnList::const_iterator iter;
3926     unsigned int i = 0;
3927     for (iter = m_cols.begin(); iter!=m_cols.end(); iter++)
3928     {
3929         if (i == pos)
3930             return *iter;
3931
3932         if ((*iter)->IsHidden())
3933             continue;
3934         i ++;
3935     }
3936     return NULL;
3937 }
3938
3939 bool wxDataViewCtrl::DeleteColumn( wxDataViewColumn *column )
3940 {
3941     wxDataViewColumnList::compatibility_iterator  ret = m_cols.Find( column );
3942     if (!ret)
3943         return false;
3944
3945     m_cols.Erase(ret);
3946     delete column;
3947     OnColumnChange();
3948
3949     return true;
3950 }
3951
3952 bool wxDataViewCtrl::ClearColumns()
3953 {
3954     m_cols.clear();
3955     OnColumnChange();
3956     return true;
3957 }
3958
3959 int wxDataViewCtrl::GetColumnPosition( const wxDataViewColumn *column ) const
3960 {
3961     int ret = 0, dead = 0;
3962     int len = GetColumnCount();
3963     for (int i=0; i<len; i++)
3964     {
3965         wxDataViewColumn * col = GetColumn(i);
3966         if (col->IsHidden())
3967             continue;
3968         ret += col->GetWidth();
3969         if (column==col)
3970         {
3971             CalcScrolledPosition( ret, dead, &ret, &dead );
3972             break;
3973         }
3974     }
3975     return ret;
3976 }
3977
3978 wxDataViewColumn *wxDataViewCtrl::GetSortingColumn() const
3979 {
3980     return NULL;
3981 }
3982
3983 //Selection code with wxDataViewItem as parameters
3984 wxDataViewItem wxDataViewCtrl::GetSelection() const
3985 {
3986     return m_clientArea->GetSelection();
3987 }
3988
3989 int wxDataViewCtrl::GetSelections( wxDataViewItemArray & sel ) const
3990 {
3991     sel.Empty();
3992     wxDataViewSelection selection = m_clientArea->GetSelections();
3993     int len = selection.GetCount();
3994     for( int i = 0; i < len; i ++)
3995     {
3996         unsigned int row = selection[i];
3997         sel.Add( m_clientArea->GetItemByRow( row ) );
3998     }
3999     return len;
4000 }
4001
4002 void wxDataViewCtrl::SetSelections( const wxDataViewItemArray & sel )
4003 {
4004     wxDataViewSelection selection(wxDataViewSelectionCmp) ;
4005     int len = sel.GetCount();
4006     for( int i = 0; i < len; i ++ )
4007     {
4008         int row = m_clientArea->GetRowByItem( sel[i] );
4009         if( row >= 0 )
4010             selection.Add( static_cast<unsigned int>(row) );
4011     }
4012     m_clientArea->SetSelections( selection );
4013 }
4014
4015 void wxDataViewCtrl::Select( const wxDataViewItem & item )
4016 {
4017     int row = m_clientArea->GetRowByItem( item );
4018     if( row >= 0 )
4019     {
4020         //Unselect all rows before select another in the single select mode
4021         if (m_clientArea->IsSingleSel())
4022             m_clientArea->SelectAllRows(false);
4023         m_clientArea->SelectRow(row, true);
4024     }
4025 }
4026
4027 void wxDataViewCtrl::Unselect( const wxDataViewItem & item )
4028 {
4029     int row = m_clientArea->GetRowByItem( item );
4030     if( row >= 0 )
4031         m_clientArea->SelectRow(row, false);
4032 }
4033
4034 bool wxDataViewCtrl::IsSelected( const wxDataViewItem & item ) const
4035 {
4036     int row = m_clientArea->GetRowByItem( item );
4037     if( row >= 0 )
4038     {
4039         return m_clientArea->IsRowSelected(row);
4040     }
4041     return false;
4042 }
4043
4044 //Selection code with row number as parameter
4045 int wxDataViewCtrl::GetSelections( wxArrayInt & sel ) const
4046 {
4047     sel.Empty();
4048     wxDataViewSelection selection = m_clientArea->GetSelections();
4049     int len = selection.GetCount();
4050     for( int i = 0; i < len; i ++)
4051     {
4052         unsigned int row = selection[i];
4053         sel.Add( row );
4054     }
4055     return len;
4056 }
4057
4058 void wxDataViewCtrl::SetSelections( const wxArrayInt & sel )
4059 {
4060     wxDataViewSelection selection(wxDataViewSelectionCmp) ;
4061     int len = sel.GetCount();
4062     for( int i = 0; i < len; i ++ )
4063     {
4064         int row = sel[i];
4065         if( row >= 0 )
4066             selection.Add( static_cast<unsigned int>(row) );
4067     }
4068     m_clientArea->SetSelections( selection );
4069 }
4070
4071 void wxDataViewCtrl::Select( int row )
4072 {
4073     if( row >= 0 )
4074     {
4075         if (m_clientArea->IsSingleSel())
4076             m_clientArea->SelectAllRows(false);
4077         m_clientArea->SelectRow( row, true );
4078     }
4079 }
4080
4081 void wxDataViewCtrl::Unselect( int row )
4082 {
4083     if( row >= 0 )
4084         m_clientArea->SelectRow(row, false);
4085 }
4086
4087 bool wxDataViewCtrl::IsSelected( int row ) const
4088 {
4089     if( row >= 0 )
4090         return m_clientArea->IsRowSelected(row);
4091     return false;
4092 }
4093
4094 void wxDataViewCtrl::SelectRange( int from, int to )
4095 {
4096     wxArrayInt sel;
4097     for( int i = from; i < to; i ++ )
4098         sel.Add( i );
4099     m_clientArea->Select(sel);
4100 }
4101
4102 void wxDataViewCtrl::UnselectRange( int from, int to )
4103 {
4104     wxDataViewSelection sel = m_clientArea->GetSelections();
4105     for( int i = from; i < to; i ++ )
4106         if( sel.Index( i ) != wxNOT_FOUND )
4107             sel.Remove( i );
4108     m_clientArea->SetSelections(sel);
4109 }
4110
4111 void wxDataViewCtrl::SelectAll()
4112 {
4113     m_clientArea->SelectAllRows(true);
4114 }
4115
4116 void wxDataViewCtrl::UnselectAll()
4117 {
4118     m_clientArea->SelectAllRows(false);
4119 }
4120
4121 void wxDataViewCtrl::EnsureVisible( int row, int column )
4122 {
4123     if( row < 0 )
4124         row = 0;
4125     if( row > (int) m_clientArea->GetRowCount() )
4126         row = m_clientArea->GetRowCount();
4127
4128     int first = m_clientArea->GetFirstVisibleRow();
4129     int last = m_clientArea->GetLastVisibleRow();
4130     if( row < first )
4131         m_clientArea->ScrollTo( row, column );
4132     else if( row > last )
4133         m_clientArea->ScrollTo( row - last + first, column );
4134     else
4135         m_clientArea->ScrollTo( first, column );
4136 }
4137
4138 void wxDataViewCtrl::EnsureVisible( const wxDataViewItem & item, const wxDataViewColumn * column )
4139 {
4140     int row = m_clientArea->GetRowByItem(item);
4141     if( row >= 0 )
4142     {
4143         if( column == NULL )
4144             EnsureVisible(row, -1);
4145         else
4146         {
4147             int col = 0;
4148             int len = GetColumnCount();
4149             for( int i = 0; i < len; i ++ )
4150                 if( GetColumn(i) == column )
4151                 {
4152                     col = i;
4153                     break;
4154                 }
4155             EnsureVisible( row, col );
4156         }
4157     }
4158
4159 }
4160
4161 void wxDataViewCtrl::HitTest( const wxPoint & point, wxDataViewItem & item, wxDataViewColumn* &column ) const
4162 {
4163     m_clientArea->HitTest(point, item, column);
4164 }
4165
4166 wxRect wxDataViewCtrl::GetItemRect( const wxDataViewItem & item, const wxDataViewColumn* column ) const
4167 {
4168     return m_clientArea->GetItemRect(item, column);
4169 }
4170
4171 wxDataViewItem wxDataViewCtrl::GetItemByRow( unsigned int row ) const
4172 {
4173     return m_clientArea->GetItemByRow( row );
4174 }
4175
4176 int wxDataViewCtrl::GetRowByItem( const wxDataViewItem & item ) const
4177 {
4178     return m_clientArea->GetRowByItem( item );
4179 }
4180
4181 void wxDataViewCtrl::Expand( const wxDataViewItem & item )
4182 {
4183     int row = m_clientArea->GetRowByItem( item );
4184     if (row != -1)
4185         m_clientArea->Expand(row);
4186 }
4187
4188 void wxDataViewCtrl::Collapse( const wxDataViewItem & item )
4189 {
4190     int row = m_clientArea->GetRowByItem( item );
4191     if (row != -1)
4192         m_clientArea->Collapse(row);
4193 }
4194
4195  #endif
4196     // !wxUSE_GENERICDATAVIEWCTRL
4197
4198 #endif
4199     // wxUSE_DATAVIEWCTRL