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 #include "wx/imaglist.h"
  48
  49 //-----------------------------------------------------------------------------
  50 // classes
  51 //-----------------------------------------------------------------------------
  52
  53 class wxDataViewCtrl;
  54
  55 static const int SCROLL_UNIT_X = 15;
  56
  57 // the cell padding on the left/right
  58 static const int PADDING_RIGHTLEFT = 3;
  59
  60 // the expander space margin
  61 static const int EXPANDER_MARGIN = 4;
  62
  63 //-----------------------------------------------------------------------------
  64 // wxDataViewHeaderWindow
  65 //-----------------------------------------------------------------------------
  66
  67 // on wxMSW the header window (only that part however) can be made native!
  68 #if defined(__WXMSW__) && !defined(__WXUNIVERSAL__)
  69     #define USE_NATIVE_HEADER_WINDOW
  70 #endif
  71
  72 //Below is the compare stuff
  73 //For the generic implements, both the leaf nodes and the nodes are sorted for fast search when needed
  74 static wxDataViewModel * g_model;
  75 static int g_column = -2;
  76 static bool g_asending = true;
  77
  78 // NB: for some reason, this class must be dllexport'ed or we get warnings from
  79 //     MSVC in DLL build
  80 class WXDLLIMPEXP_ADV wxDataViewHeaderWindowBase : public wxControl
  81 {
  82 public:
  83     wxDataViewHeaderWindowBase()
  84         { m_owner = NULL; }
  85
  86     bool Create(wxDataViewCtrl *parent, wxWindowID id,
  87                 const wxPoint &pos, const wxSize &size,
  88                 const wxString &name)
  89     {
  90         return wxWindow::Create(parent, id, pos, size, wxNO_BORDER, name);
  91     }
  92
  93     void SetOwner( wxDataViewCtrl* owner ) { m_owner = owner; }
  94     wxDataViewCtrl *GetOwner() { return m_owner; }
  95
  96     // called on column addition/removal
  97     virtual void UpdateDisplay() { /* by default, do nothing */ }
  98
  99     // returns the n-th column
 100     virtual wxDataViewColumn *GetColumn(unsigned int n)
 101     {
 102         wxASSERT(m_owner);
 103         wxDataViewColumn *ret = m_owner->GetColumn(n);
 104         wxASSERT(ret);
 105
 106         return ret;
 107     }
 108
 109 protected:
 110     wxDataViewCtrl      *m_owner;
 111
 112     // sends an event generated from the n-th wxDataViewColumn
 113     void SendEvent(wxEventType type, unsigned int n);
 114 };
 115
 116 #ifdef USE_NATIVE_HEADER_WINDOW
 117
 118 #define COLUMN_WIDTH_OFFSET         2
 119 #define wxDataViewHeaderWindowMSW   wxDataViewHeaderWindow
 120
 121 class wxDataViewHeaderWindowMSW : public wxDataViewHeaderWindowBase
 122 {
 123 public:
 124
 125     wxDataViewHeaderWindowMSW( wxDataViewCtrl *parent,
 126                                wxWindowID id,
 127                                const wxPoint &pos = wxDefaultPosition,
 128                                const wxSize &size = wxDefaultSize,
 129                                const wxString &name = wxT("wxdataviewctrlheaderwindow") )
 130     {
 131         Create(parent, id, pos, size, name);
 132     }
 133
 134     bool Create(wxDataViewCtrl *parent, wxWindowID id,
 135                 const wxPoint &pos, const wxSize &size,
 136                 const wxString &name);
 137
 138     ~wxDataViewHeaderWindowMSW();
 139
 140     // called when any column setting is changed and/or changed
 141     // the column count
 142     virtual void UpdateDisplay();
 143
 144     virtual void OnInternalIdle();
 145
 146     // called Refresh afterwards
 147     virtual void ScrollWindow(int dx, int dy, const wxRect *rect = NULL);
 148
 149     virtual wxBorder GetDefaultBorder() const { return wxBORDER_NONE; }
 150
 151 protected:
 152     virtual bool MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result);
 153
 154     virtual void DoSetSize(int x, int y, int width, int height, int sizeFlags);
 155
 156     wxSize DoGetBestSize() const;
 157
 158     unsigned int GetColumnIdxFromHeader(NMHEADER *nmHDR);
 159
 160     wxDataViewColumn *GetColumnFromHeader(NMHEADER *nmHDR)
 161         { return GetColumn(GetColumnIdxFromHeader(nmHDR)); }
 162
 163     int          m_scrollOffsetX;
 164     int          m_buttonHeight;
 165     bool         m_delayedUpdate;
 166     wxImageList *m_imageList;
 167
 168 private:
 169     DECLARE_DYNAMIC_CLASS(wxDataViewHeaderWindowMSW)
 170 };
 171
 172 #else       // !defined(__WXMSW__)
 173
 174 #define HEADER_WINDOW_HEIGHT            25
 175 #define HEADER_HORIZ_BORDER             5
 176 #define HEADER_VERT_BORDER              3
 177 #define wxGenericDataViewHeaderWindow   wxDataViewHeaderWindow
 178
 179 class wxGenericDataViewHeaderWindow : public wxDataViewHeaderWindowBase
 180 {
 181 public:
 182     wxGenericDataViewHeaderWindow( wxDataViewCtrl *parent,
 183                                     wxWindowID id,
 184                                     const wxPoint &pos = wxDefaultPosition,
 185                                     const wxSize &size = wxDefaultSize,
 186                                     const wxString &name = wxT("wxdataviewctrlheaderwindow") )
 187     {
 188         Init();
 189         Create(parent, id, pos, size, name);
 190     }
 191
 192     bool Create(wxDataViewCtrl *parent, wxWindowID id,
 193                 const wxPoint &pos, const wxSize &size,
 194                 const wxString &name);
 195
 196     ~wxGenericDataViewHeaderWindow()
 197     {
 198         delete m_resizeCursor;
 199     }
 200
 201     virtual void UpdateDisplay() { Refresh(); }
 202
 203     // event handlers:
 204
 205     void OnPaint( wxPaintEvent &event );
 206     void OnMouse( wxMouseEvent &event );
 207     void OnSetFocus( wxFocusEvent &event );
 208
 209
 210 protected:
 211
 212     // vars used for column resizing:
 213
 214     wxCursor            *m_resizeCursor;
 215     const wxCursor      *m_currentCursor;
 216     bool                 m_isDragging;
 217
 218     bool                 m_dirty;     // needs refresh?
 219     int                  m_hover;     // index of the column under the mouse
 220     int                  m_column;    // index of the column being resized
 221     int                  m_currentX;  // divider line position in logical (unscrolled) coords
 222     int                  m_minX;      // minimal position beyond which the divider line
 223                                       // can't be dragged in logical coords
 224
 225     // the pen used to draw the current column width drag line
 226     // when resizing the columsn
 227     wxPen m_penCurrent;
 228
 229
 230     // internal utilities:
 231
 232     void Init()
 233     {
 234         m_currentCursor = (wxCursor *) NULL;
 235         m_resizeCursor = new wxCursor( wxCURSOR_SIZEWE );
 236
 237         m_isDragging = false;
 238         m_dirty = false;
 239
 240         m_hover = wxNOT_FOUND;
 241         m_column = wxNOT_FOUND;
 242         m_currentX = 0;
 243         m_minX = 0;
 244
 245         wxColour col = wxSystemSettings::GetColour(wxSYS_COLOUR_3DLIGHT);
 246         m_penCurrent = wxPen(col, 1, wxSOLID);
 247     }
 248
 249     void AdjustDC(wxDC& dc);
 250
 251 private:
 252     DECLARE_DYNAMIC_CLASS(wxGenericDataViewHeaderWindow)
 253     DECLARE_EVENT_TABLE()
 254 };
 255
 256 #endif      // defined(__WXMSW__)
 257
 258 //-----------------------------------------------------------------------------
 259 // wxDataViewRenameTimer
 260 //-----------------------------------------------------------------------------
 261
 262 class wxDataViewRenameTimer: public wxTimer
 263 {
 264 private:
 265     wxDataViewMainWindow *m_owner;
 266
 267 public:
 268     wxDataViewRenameTimer( wxDataViewMainWindow *owner );
 269     void Notify();
 270 };
 271
 272 //-----------------------------------------------------------------------------
 273 // wxDataViewTreeNode
 274 //-----------------------------------------------------------------------------
 275 class wxDataViewTreeNode;
 276 WX_DEFINE_ARRAY( wxDataViewTreeNode *, wxDataViewTreeNodes );
 277 WX_DEFINE_ARRAY( void* , wxDataViewTreeLeaves);
 278
 279 int LINKAGEMODE wxGenericTreeModelNodeCmp( wxDataViewTreeNode ** node1, wxDataViewTreeNode ** node2);
 280 int LINKAGEMODE wxGenericTreeModelItemCmp( void ** id1, void ** id2);
 281
 282 class wxDataViewTreeNode
 283 {
 284 public:
 285     wxDataViewTreeNode( wxDataViewTreeNode * parent = NULL )
 286     {
 287         m_parent = parent;
 288         if (!parent)
 289             m_open = true;
 290         else
 291             m_open = false;
 292         m_hasChildren = false;
 293         m_subTreeCount  = 0;
 294     }
 295
 296     ~wxDataViewTreeNode()
 297     {
 298     }
 299
 300     wxDataViewTreeNode * GetParent() { return m_parent; }
 301     void SetParent( wxDataViewTreeNode * parent ) { m_parent = parent; }
 302     wxDataViewTreeNodes &  GetNodes() { return m_nodes; }
 303     wxDataViewTreeLeaves & GetChildren() { return m_leaves; }
 304
 305     void AddNode( wxDataViewTreeNode * node )
 306     {
 307         m_leaves.Add( node->GetItem().GetID() );
 308         if (g_column >= -1)
 309             m_leaves.Sort( &wxGenericTreeModelItemCmp );
 310         m_nodes.Add( node );
 311         if (g_column >= -1)
 312             m_nodes.Sort( &wxGenericTreeModelNodeCmp );
 313     }
 314     void AddLeaf( void * leaf )
 315     {
 316         m_leaves.Add( leaf );
 317         if (g_column >= -1)
 318             m_leaves.Sort( &wxGenericTreeModelItemCmp );
 319     }
 320
 321     wxDataViewItem & GetItem() { return m_item; }
 322     void SetItem( const wxDataViewItem & item ) { m_item = item; }
 323
 324     unsigned int GetChildrenNumber() { return m_leaves.GetCount(); }
 325     unsigned int GetNodeNumber() { return m_nodes.GetCount(); }
 326     int GetIndentLevel()
 327     {
 328         int ret = 0 ;
 329         wxDataViewTreeNode * node = this;
 330         while( node->GetParent()->GetParent() != NULL )
 331         {
 332             node = node->GetParent();
 333             ret ++;
 334         }
 335         return ret;
 336     }
 337
 338     bool IsOpen()
 339     {
 340         return m_open ;
 341     }
 342
 343     void ToggleOpen()
 344     {
 345         int len = m_nodes.GetCount();
 346         int sum = 0;
 347         for ( int i = 0 ;i < len ; i ++)
 348             sum += m_nodes[i]->GetSubTreeCount();
 349
 350         sum += m_leaves.GetCount();
 351         if (m_open)
 352         {
 353             ChangeSubTreeCount(-sum);
 354             m_open = !m_open;
 355         }
 356         else
 357         {
 358             m_open = !m_open;
 359             ChangeSubTreeCount(sum);
 360         }
 361     }
 362     bool HasChildren() { return m_hasChildren; }
 363     void SetHasChildren( bool has ){ m_hasChildren = has; }
 364
 365     void SetSubTreeCount( int num ) { m_subTreeCount = num; }
 366     int GetSubTreeCount() { return m_subTreeCount; }
 367     void ChangeSubTreeCount( int num )
 368     {
 369         if( !m_open )
 370             return ;
 371         m_subTreeCount += num;
 372         if( m_parent )
 373             m_parent->ChangeSubTreeCount(num);
 374     }
 375
 376     void Resort()
 377     {
 378         if (g_column >= -1)
 379         {
 380             m_nodes.Sort( &wxGenericTreeModelNodeCmp );
 381             int len = m_nodes.GetCount();
 382             for (int i = 0; i < len; i ++)
 383                 m_nodes[i]->Resort();
 384             m_leaves.Sort( &wxGenericTreeModelItemCmp );
 385         }
 386     }
 387
 388 private:
 389     wxDataViewTreeNode  *m_parent;
 390     wxDataViewTreeNodes  m_nodes;
 391     wxDataViewTreeLeaves m_leaves;
 392     wxDataViewItem       m_item;
 393     bool                 m_open;
 394     bool                 m_hasChildren;
 395     int                  m_subTreeCount;
 396 };
 397
 398 int LINKAGEMODE wxGenericTreeModelNodeCmp( wxDataViewTreeNode ** node1, wxDataViewTreeNode ** node2)
 399 {
 400     return g_model->Compare( (*node1)->GetItem(), (*node2)->GetItem(), g_column, g_asending );
 401 }
 402
 403 int LINKAGEMODE wxGenericTreeModelItemCmp( void ** id1, void ** id2)
 404 {
 405     return g_model->Compare( *id1, *id2, g_column, g_asending );
 406 }
 407
 408
 409
 410 //-----------------------------------------------------------------------------
 411 // wxDataViewMainWindow
 412 //-----------------------------------------------------------------------------
 413
 414 WX_DEFINE_SORTED_USER_EXPORTED_ARRAY_SIZE_T(unsigned int, wxDataViewSelection,
 415                                             WXDLLIMPEXP_ADV);
 416 WX_DECLARE_LIST(wxDataViewItem, ItemList);
 417 WX_DEFINE_LIST(ItemList)
 418
 419 class wxDataViewMainWindow: public wxWindow
 420 {
 421 public:
 422     wxDataViewMainWindow( wxDataViewCtrl *parent,
 423                             wxWindowID id,
 424                             const wxPoint &pos = wxDefaultPosition,
 425                             const wxSize &size = wxDefaultSize,
 426                             const wxString &name = wxT("wxdataviewctrlmainwindow") );
 427     virtual ~wxDataViewMainWindow();
 428
 429     // notifications from wxDataViewModel
 430     bool ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item );
 431     bool ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item );
 432     bool ItemChanged( const wxDataViewItem &item );
 433     bool ValueChanged( const wxDataViewItem &item, unsigned int col );
 434     bool Cleared();
 435     void Resort()
 436     {
 437         if (m_root)
 438         {
 439             SortPrepare();
 440             m_root->Resort();
 441         }
 442         UpdateDisplay();
 443     }
 444
 445     void SortPrepare()
 446     {
 447         g_model = GetOwner()->GetModel();
 448         wxDataViewColumn* col = GetOwner()->GetSortingColumn();
 449         if( !col )
 450         {
 451             if (g_model->HasDefaultCompare())
 452                 g_column = -1;
 453             else
 454                 g_column = -2;
 455
 456             g_asending = true;
 457             return;
 458         }
 459         g_column = col->GetModelColumn();
 460         g_asending = col->IsSortOrderAscending();
 461     }
 462
 463     void SetOwner( wxDataViewCtrl* owner ) { m_owner = owner; }
 464     wxDataViewCtrl *GetOwner() { return m_owner; }
 465     const wxDataViewCtrl *GetOwner() const { return m_owner; }
 466
 467     void OnPaint( wxPaintEvent &event );
 468     void OnArrowChar(unsigned int newCurrent, const wxKeyEvent& event);
 469     void OnChar( wxKeyEvent &event );
 470     void OnMouse( wxMouseEvent &event );
 471     void OnSetFocus( wxFocusEvent &event );
 472     void OnKillFocus( wxFocusEvent &event );
 473
 474     void UpdateDisplay();
 475     void RecalculateDisplay();
 476     void OnInternalIdle();
 477
 478     void OnRenameTimer();
 479
 480     void ScrollWindow( int dx, int dy, const wxRect *rect = NULL );
 481     void ScrollTo( int rows, int column );
 482
 483     bool HasCurrentRow() { return m_currentRow != (unsigned int)-1; }
 484     void ChangeCurrentRow( unsigned int row );
 485
 486     bool IsSingleSel() const { return !GetParent()->HasFlag(wxDV_MULTIPLE); }
 487     bool IsEmpty() { return GetRowCount() == 0; }
 488
 489     int GetCountPerPage() const;
 490     int GetEndOfLastCol() const;
 491     unsigned int GetFirstVisibleRow() const;
 492     //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
 493     unsigned int GetLastVisibleRow();
 494     unsigned int GetRowCount() ;
 495
 496     wxDataViewItem GetSelection() const;
 497     wxDataViewSelection GetSelections(){ return m_selection; }
 498     void SetSelections( const wxDataViewSelection & sel ) { m_selection = sel; UpdateDisplay(); }
 499     void Select( const wxArrayInt& aSelections );
 500     void SelectAllRows( bool on );
 501     void SelectRow( unsigned int row, bool on );
 502     void SelectRows( unsigned int from, unsigned int to, bool on );
 503     void ReverseRowSelection( unsigned int row );
 504     bool IsRowSelected( unsigned int row );
 505     void SendSelectionChangedEvent( const wxDataViewItem& item);
 506
 507     void RefreshRow( unsigned int row );
 508     void RefreshRows( unsigned int from, unsigned int to );
 509     void RefreshRowsAfter( unsigned int firstRow );
 510
 511     // returns the colour to be used for drawing the rules
 512     wxColour GetRuleColour() const
 513     {
 514         return wxSystemSettings::GetColour(wxSYS_COLOUR_3DLIGHT);
 515     }
 516
 517     wxRect GetLineRect( unsigned int row ) const;
 518
 519     //Some useful functions for row and item mapping
 520     wxDataViewItem GetItemByRow( unsigned int row ) const;
 521     int GetRowByItem( const wxDataViewItem & item );
 522
 523     //Methods for building the mapping tree
 524     void BuildTree( wxDataViewModel  * model );
 525     void DestroyTree();
 526     void HitTest( const wxPoint & point, wxDataViewItem & item, wxDataViewColumn* &column );
 527     wxRect GetItemRect( const wxDataViewItem & item, const wxDataViewColumn* column );
 528
 529     void Expand( unsigned int row ) { OnExpanding( row ); }
 530     void Collapse( unsigned int row ) { OnCollapsing( row ); }
 531 private:
 532     wxDataViewTreeNode * GetTreeNodeByRow( unsigned int row );
 533     //We did not need this temporarily
 534     //wxDataViewTreeNode * GetTreeNodeByItem( const wxDataViewItem & item );
 535
 536     int RecalculateCount() ;
 537
 538     wxDataViewEvent SendExpanderEvent( wxEventType type, const wxDataViewItem & item );
 539     void OnExpanding( unsigned int row );
 540     void OnCollapsing( unsigned int row );
 541
 542     wxDataViewTreeNode * FindNode( const wxDataViewItem & item );
 543
 544 private:
 545     wxDataViewCtrl             *m_owner;
 546     int                         m_lineHeight;
 547     bool                        m_dirty;
 548
 549     wxDataViewColumn           *m_currentCol;
 550     unsigned int                m_currentRow;
 551     wxDataViewSelection         m_selection;
 552
 553     wxDataViewRenameTimer      *m_renameTimer;
 554     bool                        m_lastOnSame;
 555
 556     bool                        m_hasFocus;
 557
 558     int                         m_dragCount;
 559     wxPoint                     m_dragStart;
 560
 561     // for double click logic
 562     unsigned int m_lineLastClicked,
 563            m_lineBeforeLastClicked,
 564            m_lineSelectSingleOnUp;
 565
 566     // the pen used to draw horiz/vertical rules
 567     wxPen m_penRule;
 568
 569     // the pen used to draw the expander and the lines
 570     wxPen m_penExpander;
 571
 572     //This is the tree structure of the model
 573     wxDataViewTreeNode * m_root;
 574     int m_count;
 575     //This is the tree node under the cursor
 576     wxDataViewTreeNode * m_underMouse;
 577 private:
 578     DECLARE_DYNAMIC_CLASS(wxDataViewMainWindow)
 579     DECLARE_EVENT_TABLE()
 580 };
 581
 582 // ---------------------------------------------------------
 583 // wxGenericDataViewModelNotifier
 584 // ---------------------------------------------------------
 585
 586 class wxGenericDataViewModelNotifier: public wxDataViewModelNotifier
 587 {
 588 public:
 589     wxGenericDataViewModelNotifier( wxDataViewMainWindow *mainWindow )
 590         { m_mainWindow = mainWindow; }
 591
 592     virtual bool ItemAdded( const wxDataViewItem & parent, const wxDataViewItem & item )
 593         { return m_mainWindow->ItemAdded( parent , item ); }
 594     virtual bool ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item )
 595         { return m_mainWindow->ItemDeleted( parent, item ); }
 596     virtual bool ItemChanged( const wxDataViewItem & item )
 597         { return m_mainWindow->ItemChanged(item);  }
 598     virtual bool ValueChanged( const wxDataViewItem & item , unsigned int col )
 599         { return m_mainWindow->ValueChanged( item, col ); }
 600     virtual bool Cleared()
 601         { return m_mainWindow->Cleared(); }
 602     virtual void Resort()
 603          { m_mainWindow->Resort(); }
 604
 605     wxDataViewMainWindow    *m_mainWindow;
 606 };
 607
 608 // ---------------------------------------------------------
 609 // wxDataViewRenderer
 610 // ---------------------------------------------------------
 611
 612 IMPLEMENT_ABSTRACT_CLASS(wxDataViewRenderer, wxDataViewRendererBase)
 613
 614 wxDataViewRenderer::wxDataViewRenderer( const wxString &varianttype,
 615                                         wxDataViewCellMode mode,
 616                                         int align) :
 617     wxDataViewRendererBase( varianttype, mode, align )
 618 {
 619     m_dc = NULL;
 620     m_align = align;
 621     m_mode = mode;
 622     m_wantsAttr = false;
 623     m_hasAttr = false;
 624 }
 625
 626 wxDataViewRenderer::~wxDataViewRenderer()
 627 {
 628     if (m_dc)
 629         delete m_dc;
 630 }
 631
 632 wxDC *wxDataViewRenderer::GetDC()
 633 {
 634     if (m_dc == NULL)
 635     {
 636         if (GetOwner() == NULL)
 637             return NULL;
 638         if (GetOwner()->GetOwner() == NULL)
 639             return NULL;
 640         m_dc = new wxClientDC( GetOwner()->GetOwner() );
 641     }
 642
 643     return m_dc;
 644 }
 645
 646 void wxDataViewRenderer::SetAlignment( int align )
 647 {
 648     m_align=align;
 649 }
 650
 651 int wxDataViewRenderer::GetAlignment() const
 652 {
 653     return m_align;
 654 }
 655
 656 int wxDataViewRenderer::CalculateAlignment() const
 657 {
 658     if (m_align == wxDVR_DEFAULT_ALIGNMENT)
 659     {
 660         if (GetOwner() == NULL)
 661            return wxALIGN_LEFT | wxALIGN_CENTRE_VERTICAL;
 662
 663         return GetOwner()->GetAlignment() | wxALIGN_CENTRE_VERTICAL;
 664     }
 665
 666     return m_align;
 667 }
 668
 669 // ---------------------------------------------------------
 670 // wxDataViewCustomRenderer
 671 // ---------------------------------------------------------
 672
 673 IMPLEMENT_ABSTRACT_CLASS(wxDataViewCustomRenderer, wxDataViewRenderer)
 674
 675 wxDataViewCustomRenderer::wxDataViewCustomRenderer( const wxString &varianttype,
 676                           wxDataViewCellMode mode, int align ) :
 677     wxDataViewRenderer( varianttype, mode, align )
 678 {
 679 }
 680
 681 void wxDataViewCustomRenderer::RenderText( const wxString &text, int xoffset, wxRect cell, wxDC *dc, int state )
 682 {
 683     wxDataViewCtrl *view = GetOwner()->GetOwner();
 684     wxColour col = (state & wxDATAVIEW_CELL_SELECTED) ?
 685                         wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT) :
 686                         view->GetForegroundColour();
 687     dc->SetTextForeground(col);
 688     dc->DrawText( text, cell.x + xoffset, cell.y + ((cell.height - dc->GetCharHeight()) / 2));
 689 }
 690
 691 // ---------------------------------------------------------
 692 // wxDataViewTextRenderer
 693 // ---------------------------------------------------------
 694
 695 IMPLEMENT_CLASS(wxDataViewTextRenderer, wxDataViewCustomRenderer)
 696
 697 wxDataViewTextRenderer::wxDataViewTextRenderer( const wxString &varianttype,
 698                                                 wxDataViewCellMode mode, int align ) :
 699     wxDataViewCustomRenderer( varianttype, mode, align )
 700 {
 701 }
 702
 703 bool wxDataViewTextRenderer::SetValue( const wxVariant &value )
 704 {
 705     m_text = value.GetString();
 706
 707     return true;
 708 }
 709
 710 bool wxDataViewTextRenderer::GetValue( wxVariant& WXUNUSED(value) ) const
 711 {
 712     return false;
 713 }
 714
 715 bool wxDataViewTextRenderer::HasEditorCtrl()
 716 {
 717     return true;
 718 }
 719
 720 wxControl* wxDataViewTextRenderer::CreateEditorCtrl( wxWindow *parent,
 721         wxRect labelRect, const wxVariant &value )
 722 {
 723     return new wxTextCtrl( parent, wxID_ANY, value,
 724                            wxPoint(labelRect.x,labelRect.y),
 725                            wxSize(labelRect.width,labelRect.height) );
 726 }
 727
 728 bool wxDataViewTextRenderer::GetValueFromEditorCtrl( wxControl *editor, wxVariant &value )
 729 {
 730     wxTextCtrl *text = (wxTextCtrl*) editor;
 731     value = text->GetValue();
 732     return true;
 733 }
 734
 735 bool wxDataViewTextRenderer::Render( wxRect cell, wxDC *dc, int state )
 736 {
 737     RenderText( m_text, 0, cell, dc, state );
 738     return true;
 739 }
 740
 741 wxSize wxDataViewTextRenderer::GetSize() const
 742 {
 743     const wxDataViewCtrl *view = GetView();
 744     if (!m_text.empty())
 745     {
 746         int x,y;
 747         view->GetTextExtent( m_text, &x, &y );
 748         return wxSize( x, y );
 749     }
 750     return wxSize(80,20);
 751 }
 752
 753 // ---------------------------------------------------------
 754 // wxDataViewTextRendererAttr
 755 // ---------------------------------------------------------
 756
 757 IMPLEMENT_CLASS(wxDataViewTextRendererAttr, wxDataViewTextRenderer)
 758
 759 wxDataViewTextRendererAttr::wxDataViewTextRendererAttr( const wxString &varianttype,
 760                             wxDataViewCellMode mode, int align ) :
 761     wxDataViewTextRenderer( varianttype, mode, align )
 762 {
 763     m_wantsAttr = true;
 764 }
 765
 766 bool wxDataViewTextRendererAttr::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) )
 767 {
 768     wxFont font;
 769     wxColour colour;
 770
 771     if (m_hasAttr)
 772     {
 773         if (m_attr.HasColour())
 774         {
 775             colour = dc->GetTextForeground();
 776             dc->SetTextForeground( m_attr.GetColour() );
 777         }
 778
 779         if (m_attr.GetBold() || m_attr.GetItalic())
 780         {
 781              font = dc->GetFont();
 782              wxFont myfont = font;
 783              if (m_attr.GetBold())
 784                  myfont.SetWeight( wxFONTWEIGHT_BOLD );
 785              if (m_attr.GetItalic())
 786                  myfont.SetStyle( wxFONTSTYLE_ITALIC );
 787              dc->SetFont( myfont );
 788         }
 789     }
 790
 791     dc->DrawText( m_text, cell.x, cell.y + ((cell.height - dc->GetCharHeight()) / 2));
 792
 793     // restore dc
 794     if (m_hasAttr)
 795     {
 796         if (m_attr.HasColour())
 797             dc->SetTextForeground( colour );
 798
 799         if (m_attr.GetBold() || m_attr.GetItalic())
 800             dc->SetFont( font );
 801     }
 802
 803     return true;
 804 }
 805
 806
 807 // ---------------------------------------------------------
 808 // wxDataViewBitmapRenderer
 809 // ---------------------------------------------------------
 810
 811 IMPLEMENT_CLASS(wxDataViewBitmapRenderer, wxDataViewCustomRenderer)
 812
 813 wxDataViewBitmapRenderer::wxDataViewBitmapRenderer( const wxString &varianttype,
 814                                                     wxDataViewCellMode mode, int align ) :
 815     wxDataViewCustomRenderer( varianttype, mode, align )
 816 {
 817 }
 818
 819 bool wxDataViewBitmapRenderer::SetValue( const wxVariant &value )
 820 {
 821     if (value.GetType() == wxT("wxBitmap"))
 822         m_bitmap << value;
 823     if (value.GetType() == wxT("wxIcon"))
 824         m_icon << value;
 825
 826     return true;
 827 }
 828
 829 bool wxDataViewBitmapRenderer::GetValue( wxVariant& WXUNUSED(value) ) const
 830 {
 831     return false;
 832 }
 833
 834 bool wxDataViewBitmapRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) )
 835 {
 836     if (m_bitmap.Ok())
 837         dc->DrawBitmap( m_bitmap, cell.x, cell.y );
 838     else if (m_icon.Ok())
 839         dc->DrawIcon( m_icon, cell.x, cell.y );
 840
 841     return true;
 842 }
 843
 844 wxSize wxDataViewBitmapRenderer::GetSize() const
 845 {
 846     if (m_bitmap.Ok())
 847         return wxSize( m_bitmap.GetWidth(), m_bitmap.GetHeight() );
 848     else if (m_icon.Ok())
 849         return wxSize( m_icon.GetWidth(), m_icon.GetHeight() );
 850
 851     return wxSize(16,16);
 852 }
 853
 854 // ---------------------------------------------------------
 855 // wxDataViewToggleRenderer
 856 // ---------------------------------------------------------
 857
 858 IMPLEMENT_ABSTRACT_CLASS(wxDataViewToggleRenderer, wxDataViewCustomRenderer)
 859
 860 wxDataViewToggleRenderer::wxDataViewToggleRenderer( const wxString &varianttype,
 861                         wxDataViewCellMode mode, int align ) :
 862     wxDataViewCustomRenderer( varianttype, mode, align )
 863 {
 864     m_toggle = false;
 865 }
 866
 867 bool wxDataViewToggleRenderer::SetValue( const wxVariant &value )
 868 {
 869     m_toggle = value.GetBool();
 870
 871     return true;
 872 }
 873
 874 bool wxDataViewToggleRenderer::GetValue( wxVariant &WXUNUSED(value) ) const
 875 {
 876     return false;
 877 }
 878
 879 bool wxDataViewToggleRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) )
 880 {
 881     // User wxRenderer here
 882
 883     wxRect rect;
 884     rect.x = cell.x + cell.width/2 - 10;
 885     rect.width = 20;
 886     rect.y = cell.y + cell.height/2 - 10;
 887     rect.height = 20;
 888
 889     int flags = 0;
 890     if (m_toggle)
 891         flags |= wxCONTROL_CHECKED;
 892     if (GetMode() != wxDATAVIEW_CELL_ACTIVATABLE)
 893         flags |= wxCONTROL_DISABLED;
 894
 895     wxRendererNative::Get().DrawCheckBox(
 896             GetOwner()->GetOwner(),
 897             *dc,
 898             rect,
 899             flags );
 900
 901     return true;
 902 }
 903
 904 bool wxDataViewToggleRenderer::Activate( wxRect WXUNUSED(cell),
 905                                          wxDataViewModel *model,
 906                                          const wxDataViewItem & item, unsigned int col)
 907 {
 908     bool value = !m_toggle;
 909     wxVariant variant = value;
 910     model->SetValue( variant, item, col);
 911     model->ValueChanged( item, col );
 912     return true;
 913 }
 914
 915 wxSize wxDataViewToggleRenderer::GetSize() const
 916 {
 917     return wxSize(20,20);
 918 }
 919
 920 // ---------------------------------------------------------
 921 // wxDataViewProgressRenderer
 922 // ---------------------------------------------------------
 923
 924 IMPLEMENT_ABSTRACT_CLASS(wxDataViewProgressRenderer, wxDataViewCustomRenderer)
 925
 926 wxDataViewProgressRenderer::wxDataViewProgressRenderer( const wxString &label,
 927     const wxString &varianttype, wxDataViewCellMode mode, int align ) :
 928     wxDataViewCustomRenderer( varianttype, mode, align )
 929 {
 930     m_label = label;
 931     m_value = 0;
 932 }
 933
 934 wxDataViewProgressRenderer::~wxDataViewProgressRenderer()
 935 {
 936 }
 937
 938 bool wxDataViewProgressRenderer::SetValue( const wxVariant &value )
 939 {
 940     m_value = (long) value;
 941
 942     if (m_value < 0) m_value = 0;
 943     if (m_value > 100) m_value = 100;
 944
 945     return true;
 946 }
 947
 948 bool wxDataViewProgressRenderer::GetValue( wxVariant &value ) const
 949 {
 950     value = (long) m_value;
 951     return true;
 952 }
 953
 954 bool wxDataViewProgressRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) )
 955 {
 956     double pct = (double)m_value / 100.0;
 957     wxRect bar = cell;
 958     bar.width = (int)(cell.width * pct);
 959     dc->SetPen( *wxTRANSPARENT_PEN );
 960     dc->SetBrush( *wxBLUE_BRUSH );
 961     dc->DrawRectangle( bar );
 962
 963     dc->SetBrush( *wxTRANSPARENT_BRUSH );
 964     dc->SetPen( *wxBLACK_PEN );
 965     dc->DrawRectangle( cell );
 966
 967     return true;
 968 }
 969
 970 wxSize wxDataViewProgressRenderer::GetSize() const
 971 {
 972     return wxSize(40,12);
 973 }
 974
 975 // ---------------------------------------------------------
 976 // wxDataViewDateRenderer
 977 // ---------------------------------------------------------
 978
 979 #define wxUSE_DATE_RENDERER_POPUP (wxUSE_CALENDARCTRL && wxUSE_POPUPWIN)
 980
 981 #if wxUSE_DATE_RENDERER_POPUP
 982
 983 class wxDataViewDateRendererPopupTransient: public wxPopupTransientWindow
 984 {
 985 public:
 986     wxDataViewDateRendererPopupTransient( wxWindow* parent, wxDateTime *value,
 987         wxDataViewModel *model, const wxDataViewItem & item, unsigned int col) :
 988         wxPopupTransientWindow( parent, wxBORDER_SIMPLE ),
 989         m_item( item )
 990     {
 991         m_model = model;
 992         m_col = col;
 993         m_cal = new wxCalendarCtrl( this, wxID_ANY, *value );
 994         wxBoxSizer *sizer = new wxBoxSizer( wxHORIZONTAL );
 995         sizer->Add( m_cal, 1, wxGROW );
 996         SetSizer( sizer );
 997         sizer->Fit( this );
 998     }
 999
1000     void OnCalendar( wxCalendarEvent &event );
1001
1002     wxCalendarCtrl      *m_cal;
1003     wxDataViewModel *m_model;
1004     unsigned int               m_col;
1005     const wxDataViewItem &   m_item;
1006
1007 protected:
1008     virtual void OnDismiss()
1009     {
1010     }
1011
1012 private:
1013     DECLARE_EVENT_TABLE()
1014 };
1015
1016 BEGIN_EVENT_TABLE(wxDataViewDateRendererPopupTransient,wxPopupTransientWindow)
1017     EVT_CALENDAR( wxID_ANY, wxDataViewDateRendererPopupTransient::OnCalendar )
1018 END_EVENT_TABLE()
1019
1020 void wxDataViewDateRendererPopupTransient::OnCalendar( wxCalendarEvent &event )
1021 {
1022     wxDateTime date = event.GetDate();
1023     wxVariant value = date;
1024     m_model->SetValue( value, m_item, m_col );
1025     m_model->ValueChanged( m_item, m_col );
1026     DismissAndNotify();
1027 }
1028
1029 #endif // wxUSE_DATE_RENDERER_POPUP
1030
1031 IMPLEMENT_ABSTRACT_CLASS(wxDataViewDateRenderer, wxDataViewCustomRenderer)
1032
1033 wxDataViewDateRenderer::wxDataViewDateRenderer( const wxString &varianttype,
1034                         wxDataViewCellMode mode, int align ) :
1035     wxDataViewCustomRenderer( varianttype, mode, align )
1036 {
1037 }
1038
1039 bool wxDataViewDateRenderer::SetValue( const wxVariant &value )
1040 {
1041     m_date = value.GetDateTime();
1042
1043     return true;
1044 }
1045
1046 bool wxDataViewDateRenderer::GetValue( wxVariant &value ) const
1047 {
1048     value = m_date;
1049     return true;
1050 }
1051
1052 bool wxDataViewDateRenderer::Render( wxRect cell, wxDC *dc, int state )
1053 {
1054     wxString tmp = m_date.FormatDate();
1055     RenderText( tmp, 0, cell, dc, state );
1056     return true;
1057 }
1058
1059 wxSize wxDataViewDateRenderer::GetSize() const
1060 {
1061     const wxDataViewCtrl* view = GetView();
1062     wxString tmp = m_date.FormatDate();
1063     wxCoord x,y,d;
1064     view->GetTextExtent( tmp, &x, &y, &d );
1065     return wxSize(x,y+d);
1066 }
1067
1068 bool wxDataViewDateRenderer::Activate( wxRect WXUNUSED(cell), wxDataViewModel *model,
1069                                        const wxDataViewItem & item, unsigned int col )
1070 {
1071     wxVariant variant;
1072     model->GetValue( variant, item, col );
1073     wxDateTime value = variant.GetDateTime();
1074
1075 #if wxUSE_DATE_RENDERER_POPUP
1076     wxDataViewDateRendererPopupTransient *popup = new wxDataViewDateRendererPopupTransient(
1077         GetOwner()->GetOwner()->GetParent(), &value, model, item, col);
1078     wxPoint pos = wxGetMousePosition();
1079     popup->Move( pos );
1080     popup->Layout();
1081     popup->Popup( popup->m_cal );
1082 #else // !wxUSE_DATE_RENDERER_POPUP
1083     wxMessageBox(value.Format());
1084 #endif // wxUSE_DATE_RENDERER_POPUP/!wxUSE_DATE_RENDERER_POPUP
1085     return true;
1086 }
1087
1088 // ---------------------------------------------------------
1089 // wxDataViewIconTextRenderer
1090 // ---------------------------------------------------------
1091
1092 IMPLEMENT_CLASS(wxDataViewIconTextRenderer, wxDataViewCustomRenderer)
1093
1094 wxDataViewIconTextRenderer::wxDataViewIconTextRenderer(
1095   const wxString &varianttype, wxDataViewCellMode mode, int align ) :
1096     wxDataViewCustomRenderer( varianttype, mode, align )
1097 {
1098     SetMode(mode);
1099     SetAlignment(align);
1100 }
1101
1102 wxDataViewIconTextRenderer::~wxDataViewIconTextRenderer()
1103 {
1104 }
1105
1106 bool wxDataViewIconTextRenderer::SetValue( const wxVariant &value )
1107 {
1108     m_value << value;
1109     return true;
1110 }
1111
1112 bool wxDataViewIconTextRenderer::GetValue( wxVariant& WXUNUSED(value) ) const
1113 {
1114     return false;
1115 }
1116
1117 bool wxDataViewIconTextRenderer::Render( wxRect cell, wxDC *dc, int state )
1118 {
1119     int xoffset = 0;
1120     const wxIcon &icon = m_value.GetIcon();
1121     if (icon.IsOk())
1122     {
1123         dc->DrawIcon( icon, cell.x, cell.y + ((cell.height - icon.GetHeight()) / 2));
1124         xoffset =  icon.GetWidth()+4;
1125     }
1126
1127     RenderText( m_value.GetText(), xoffset, cell, dc, state );
1128
1129     return true;
1130 }
1131
1132 wxSize wxDataViewIconTextRenderer::GetSize() const
1133 {
1134     const wxDataViewCtrl *view = GetView();
1135     if (!m_value.GetText().empty())
1136     {
1137         int x,y;
1138         view->GetTextExtent( m_value.GetText(), &x, &y );
1139
1140         if (m_value.GetIcon().IsOk())
1141             x += m_value.GetIcon().GetWidth() + 4;
1142         return wxSize( x, y );
1143     }
1144     return wxSize(80,20);
1145 }
1146
1147 wxControl *
1148 wxDataViewIconTextRenderer::CreateEditorCtrl(wxWindow * WXUNUSED(parent),
1149                                              wxRect WXUNUSED(labelRect),
1150                                              const wxVariant& WXUNUSED(value))
1151 {
1152     return NULL;
1153 }
1154
1155 bool
1156 wxDataViewIconTextRenderer::GetValueFromEditorCtrl(wxControl* WXUNUSED(editor),
1157                                                    wxVariant& WXUNUSED(value))
1158 {
1159     return false;
1160 }
1161
1162 // ---------------------------------------------------------
1163 // wxDataViewColumn
1164 // ---------------------------------------------------------
1165
1166 IMPLEMENT_ABSTRACT_CLASS(wxDataViewColumn, wxDataViewColumnBase)
1167
1168 wxDataViewColumn::wxDataViewColumn( const wxString &title, wxDataViewRenderer *cell,
1169                                     unsigned int model_column,
1170                                     int width, wxAlignment align, int flags ) :
1171     wxDataViewColumnBase( title, cell, model_column, width, align, flags )
1172 {
1173     SetAlignment(align);
1174     SetTitle(title);
1175     SetFlags(flags);
1176
1177     m_autosize = width < 0;  // TODO
1178
1179     Init(width < 0 ? wxDVC_DEFAULT_WIDTH : width);
1180 }
1181
1182 wxDataViewColumn::wxDataViewColumn( const wxBitmap &bitmap, wxDataViewRenderer *cell,
1183                                     unsigned int model_column,
1184                                     int width, wxAlignment align, int flags ) :
1185     wxDataViewColumnBase( bitmap, cell, model_column, width, align, flags )
1186 {
1187     SetAlignment(align);
1188     SetFlags(flags);
1189
1190     Init(width < 0 ? wxDVC_DEFAULT_WIDTH : width);
1191 }
1192
1193 wxDataViewColumn::~wxDataViewColumn()
1194 {
1195 }
1196
1197 void wxDataViewColumn::Init( int width )
1198 {
1199     m_width = width;
1200     m_minWidth = wxDVC_DEFAULT_MINWIDTH;
1201     m_ascending = true;
1202 }
1203
1204 void wxDataViewColumn::SetResizeable( bool resizeable )
1205 {
1206     if (resizeable)
1207         m_flags |= wxDATAVIEW_COL_RESIZABLE;
1208     else
1209         m_flags &= ~wxDATAVIEW_COL_RESIZABLE;
1210 }
1211
1212 void wxDataViewColumn::SetHidden( bool hidden )
1213 {
1214     if (hidden)
1215         m_flags |= wxDATAVIEW_COL_HIDDEN;
1216     else
1217         m_flags &= ~wxDATAVIEW_COL_HIDDEN;
1218
1219     // tell our owner to e.g. update its scrollbars:
1220     if (GetOwner())
1221         GetOwner()->OnColumnChange();
1222 }
1223
1224 void wxDataViewColumn::SetSortable( bool sortable )
1225 {
1226     if (sortable)
1227         m_flags |= wxDATAVIEW_COL_SORTABLE;
1228     else
1229         m_flags &= ~wxDATAVIEW_COL_SORTABLE;
1230
1231     // Update header button
1232     if (GetOwner())
1233         GetOwner()->OnColumnChange();
1234 }
1235
1236 void wxDataViewColumn::SetReorderable( bool reorderable )
1237 {
1238     if (reorderable)
1239         m_flags |= wxDATAVIEW_COL_REORDERABLE;
1240     else
1241         m_flags &= ~wxDATAVIEW_COL_REORDERABLE;
1242 }
1243
1244 void wxDataViewColumn::SetSortOrder( bool ascending )
1245 {
1246     m_ascending = ascending;
1247
1248     // Update header button
1249     if (GetOwner())
1250         GetOwner()->OnColumnChange();
1251 }
1252
1253 bool wxDataViewColumn::IsSortOrderAscending() const
1254 {
1255     return m_ascending;
1256 }
1257
1258 void wxDataViewColumn::SetInternalWidth( int width )
1259 {
1260     m_width = width;
1261
1262     // the scrollbars of the wxDataViewCtrl needs to be recalculated!
1263     if (m_owner && m_owner->m_clientArea)
1264         m_owner->m_clientArea->RecalculateDisplay();
1265 }
1266
1267 void wxDataViewColumn::SetWidth( int width )
1268 {
1269     if (m_owner->m_headerArea) m_owner->m_headerArea->UpdateDisplay();
1270
1271     SetInternalWidth(width);
1272 }
1273
1274
1275 //-----------------------------------------------------------------------------
1276 // wxDataViewHeaderWindowBase
1277 //-----------------------------------------------------------------------------
1278
1279 void wxDataViewHeaderWindowBase::SendEvent(wxEventType type, unsigned int n)
1280 {
1281     wxWindow *parent = GetParent();
1282     wxDataViewEvent le(type, parent->GetId());
1283
1284     le.SetEventObject(parent);
1285     le.SetColumn(n);
1286     le.SetDataViewColumn(GetColumn(n));
1287     le.SetModel(GetOwner()->GetModel());
1288
1289     // for events created by wxDataViewHeaderWindow the
1290     // row / value fields are not valid
1291
1292     parent->GetEventHandler()->ProcessEvent(le);
1293 }
1294
1295 #ifdef USE_NATIVE_HEADER_WINDOW
1296
1297 #ifndef HDS_DRAGDROP
1298     #define HDS_DRAGDROP 0x0040
1299 #endif
1300 #ifndef HDS_FULLDRAG
1301     #define HDS_FULLDRAG 0x0080
1302 #endif
1303
1304 // implemented in msw/listctrl.cpp:
1305 int WXDLLIMPEXP_CORE wxMSWGetColumnClicked(NMHDR *nmhdr, POINT *ptClick);
1306
1307 IMPLEMENT_ABSTRACT_CLASS(wxDataViewHeaderWindowMSW, wxWindow)
1308
1309 bool wxDataViewHeaderWindowMSW::Create( wxDataViewCtrl *parent, wxWindowID id,
1310                                         const wxPoint &pos, const wxSize &size,
1311                                         const wxString &name )
1312 {
1313     m_owner = parent;
1314
1315     m_scrollOffsetX = 0;
1316     m_delayedUpdate = false;
1317     m_buttonHeight = wxRendererNative::Get().GetHeaderButtonHeight( this );
1318
1319     int x = pos.x == wxDefaultCoord ? 0 : pos.x,
1320         y = pos.y == wxDefaultCoord ? 0 : pos.y,
1321         w = size.x == wxDefaultCoord ? 1 : size.x,
1322         h = m_buttonHeight;
1323
1324     wxSize new_size(w,h);
1325
1326     if ( !CreateControl(parent, id, pos, new_size, 0, wxDefaultValidator, name) )
1327         return false;
1328
1329     // create the native WC_HEADER window:
1330     WXHWND hwndParent = (HWND)parent->GetHandle();
1331     WXDWORD msStyle = WS_CHILD | HDS_DRAGDROP | HDS_BUTTONS | HDS_HORZ | HDS_HOTTRACK | HDS_FULLDRAG;
1332
1333     if ( m_isShown )
1334         msStyle |= WS_VISIBLE;
1335
1336     m_hWnd = CreateWindowEx(0,
1337                             WC_HEADER,
1338                             (LPCTSTR) NULL,
1339                             msStyle,
1340                             x, y, w, h,
1341                             (HWND)hwndParent,
1342                             (HMENU)-1,
1343                             wxGetInstance(),
1344                             (LPVOID) NULL);
1345     if (m_hWnd == NULL)
1346     {
1347         wxLogLastError(_T("CreateWindowEx"));
1348         return false;
1349     }
1350
1351     m_imageList = new wxImageList( 16, 16 );
1352     Header_SetImageList( (HWND) m_hWnd, m_imageList->GetHIMAGELIST() );
1353
1354     // we need to subclass the m_hWnd to force wxWindow::HandleNotify
1355     // to call wxDataViewHeaderWindow::MSWOnNotify
1356     SubclassWin(m_hWnd);
1357
1358     // the following is required to get the default win's font for
1359     // header windows and must be done befor sending the HDM_LAYOUT msg
1360     SetFont(GetFont());
1361
1362     return true;
1363 }
1364
1365 wxDataViewHeaderWindowMSW::~wxDataViewHeaderWindow()
1366 {
1367     delete m_imageList;
1368     UnsubclassWin();
1369 }
1370
1371 wxSize wxDataViewHeaderWindowMSW::DoGetBestSize() const
1372 {
1373     return wxSize( 80, m_buttonHeight+2 );
1374 }
1375
1376 void wxDataViewHeaderWindowMSW::OnInternalIdle()
1377 {
1378     if (m_delayedUpdate)
1379     {
1380         m_delayedUpdate = false;
1381         UpdateDisplay();
1382     }
1383 }
1384
1385 void wxDataViewHeaderWindowMSW::UpdateDisplay()
1386 {
1387     // remove old columns
1388     for (int j=0, max=Header_GetItemCount((HWND)m_hWnd); j < max; j++)
1389         Header_DeleteItem((HWND)m_hWnd, 0);
1390
1391     m_imageList->RemoveAll();
1392
1393     // add the updated array of columns to the header control
1394     unsigned int cols = GetOwner()->GetColumnCount();
1395     unsigned int added = 0;
1396     for (unsigned int i = 0; i < cols; i++)
1397     {
1398         wxDataViewColumn *col = GetColumn( i );
1399         if (col->IsHidden())
1400             continue;      // don't add it!
1401
1402         HDITEM hdi;
1403         hdi.mask = HDI_TEXT | HDI_FORMAT | HDI_WIDTH;
1404         if (col->GetBitmap().IsOk())
1405         {
1406            m_imageList->Add( col->GetBitmap() );
1407            hdi.mask |= HDI_IMAGE;
1408            hdi.iImage = m_imageList->GetImageCount()-1;
1409         }
1410         hdi.pszText = (wxChar *) col->GetTitle().wx_str();
1411         hdi.cxy = col->GetWidth();
1412         hdi.cchTextMax = sizeof(hdi.pszText)/sizeof(hdi.pszText[0]);
1413         hdi.fmt = HDF_LEFT | HDF_STRING;
1414         if (col->GetBitmap().IsOk())
1415             hdi.fmt |= HDF_IMAGE;
1416
1417         //hdi.fmt &= ~(HDF_SORTDOWN|HDF_SORTUP);
1418
1419         if (col->IsSortable() && GetOwner()->GetSortingColumn() == col)
1420         {
1421             //The Microsoft Comctrl32.dll 6.0 support SORTUP/SORTDOWN, but they are not default
1422             //see http://msdn2.microsoft.com/en-us/library/ms649534.aspx for more detail
1423             // VZ: works with 5.81
1424             hdi.fmt |= col->IsSortOrderAscending() ? HDF_SORTUP : HDF_SORTDOWN;
1425         }
1426
1427         // lParam is reserved for application's use:
1428         // we store there the column index to use it later in MSWOnNotify
1429         // (since columns may have been hidden)
1430         hdi.lParam = (LPARAM)i;
1431
1432         // the native wxMSW implementation of the header window
1433         // draws the column separator COLUMN_WIDTH_OFFSET pixels
1434         // on the right: to correct this effect we make the column
1435         // exactly COLUMN_WIDTH_OFFSET wider (for the first column):
1436         if (i == 0)
1437             hdi.cxy += COLUMN_WIDTH_OFFSET;
1438
1439         switch (col->GetAlignment())
1440         {
1441         case wxALIGN_LEFT:
1442             hdi.fmt |= HDF_LEFT;
1443             break;
1444         case wxALIGN_CENTER:
1445         case wxALIGN_CENTER_HORIZONTAL:
1446             hdi.fmt |= HDF_CENTER;
1447             break;
1448         case wxALIGN_RIGHT:
1449             hdi.fmt |= HDF_RIGHT;
1450             break;
1451
1452         default:
1453             // such alignment is not allowed for the column header!
1454             break; // wxFAIL;
1455         }
1456
1457         SendMessage((HWND)m_hWnd, HDM_INSERTITEM,
1458                     (WPARAM)added, (LPARAM)&hdi);
1459         added++;
1460     }
1461 }
1462
1463 unsigned int wxDataViewHeaderWindowMSW::GetColumnIdxFromHeader(NMHEADER *nmHDR)
1464 {
1465     unsigned int idx;
1466
1467     // NOTE: we don't just return nmHDR->iItem because when there are
1468     //       hidden columns, nmHDR->iItem may be different from
1469     //       nmHDR->pitem->lParam
1470
1471     if (nmHDR->pitem && nmHDR->pitem->mask & HDI_LPARAM)
1472     {
1473         idx = (unsigned int)nmHDR->pitem->lParam;
1474         return idx;
1475     }
1476
1477     HDITEM item;
1478     item.mask = HDI_LPARAM;
1479     Header_GetItem((HWND)m_hWnd, nmHDR->iItem, &item);
1480
1481     return (unsigned int)item.lParam;
1482 }
1483
1484 bool wxDataViewHeaderWindowMSW::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
1485 {
1486     NMHDR *nmhdr = (NMHDR *)lParam;
1487
1488     // is it a message from the header?
1489     if ( nmhdr->hwndFrom != (HWND)m_hWnd )
1490         return wxWindow::MSWOnNotify(idCtrl, lParam, result);
1491
1492     NMHEADER *nmHDR = (NMHEADER *)nmhdr;
1493     switch ( nmhdr->code )
1494     {
1495         case HDN_BEGINTRACK:
1496             // user has started to resize a column:
1497             // do we need to veto it?
1498             if (!GetColumn(nmHDR->iItem)->IsResizeable())
1499             {
1500                 // veto it!
1501                 *result = TRUE;
1502             }
1503             break;
1504
1505         case HDN_BEGINDRAG:
1506             // user has started to reorder a column
1507             if ((nmHDR->iItem != -1) && (!GetColumn(nmHDR->iItem)->IsReorderable()))
1508             {
1509                 // veto it!
1510                 *result = TRUE;
1511             }
1512             break;
1513
1514         case HDN_ENDDRAG:       // user has finished reordering a column
1515             {
1516                wxDataViewColumn *col = GetColumn(nmHDR->iItem);
1517                unsigned int new_pos = nmHDR->pitem->iOrder;
1518                m_owner->ColumnMoved( col, new_pos );
1519                m_delayedUpdate = true;
1520             }
1521             break;
1522
1523         case HDN_ITEMCHANGING:
1524             if (nmHDR->pitem != NULL &&
1525                 (nmHDR->pitem->mask & HDI_WIDTH) != 0)
1526             {
1527                 int minWidth = GetColumnFromHeader(nmHDR)->GetMinWidth();
1528                 if (nmHDR->pitem->cxy < minWidth)
1529                 {
1530                     // do not allow the user to resize this column under
1531                     // its minimal width:
1532                     *result = TRUE;
1533                 }
1534             }
1535             break;
1536
1537         case HDN_ITEMCHANGED:   // user is resizing a column
1538         case HDN_ENDTRACK:      // user has finished resizing a column
1539
1540             // update the width of the modified column:
1541             if (nmHDR->pitem != NULL &&
1542                 (nmHDR->pitem->mask & HDI_WIDTH) != 0)
1543             {
1544                 unsigned int idx = GetColumnIdxFromHeader(nmHDR);
1545                 unsigned int w = nmHDR->pitem->cxy;
1546                 wxDataViewColumn *col = GetColumn(idx);
1547
1548                 // see UpdateDisplay() for more info about COLUMN_WIDTH_OFFSET
1549                 if (idx == 0 && w > COLUMN_WIDTH_OFFSET)
1550                     w -= COLUMN_WIDTH_OFFSET;
1551
1552                 if (w >= (unsigned)col->GetMinWidth())
1553                     col->SetInternalWidth(w);
1554             }
1555             break;
1556
1557         case HDN_ITEMCLICK:
1558             {
1559                 unsigned int idx = GetColumnIdxFromHeader(nmHDR);
1560                 wxDataViewModel * model = GetOwner()->GetModel();
1561
1562                 if(nmHDR->iButton == 0)
1563                 {
1564                     wxDataViewColumn *col = GetColumn(idx);
1565                     if(col->IsSortable())
1566                     {
1567                         if(model && m_owner->GetSortingColumn() == col)
1568                         {
1569                             bool order = col->IsSortOrderAscending();
1570                             col->SetSortOrder(!order);
1571                         }
1572                         else if(model)
1573                         {
1574                             m_owner->SetSortingColumn(col);
1575                         }
1576                     }
1577                     UpdateDisplay();
1578                     if(model)
1579                         model->Resort();
1580                 }
1581
1582                 wxEventType evt = nmHDR->iButton == 0 ?
1583                         wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_CLICK :
1584                         wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK;
1585                 SendEvent(evt, idx);
1586             }
1587             break;
1588
1589         case NM_RCLICK:
1590             {
1591                 // NOTE: for some reason (i.e. for a bug in Windows)
1592                 //       the HDN_ITEMCLICK notification is not sent on
1593                 //       right clicks, so we need to handle NM_RCLICK
1594
1595                 POINT ptClick;
1596                 int column = wxMSWGetColumnClicked(nmhdr, &ptClick);
1597                 if (column != wxNOT_FOUND)
1598                 {
1599                     HDITEM item;
1600                     item.mask = HDI_LPARAM;
1601                     Header_GetItem((HWND)m_hWnd, column, &item);
1602
1603                     // 'idx' may be different from 'column' if there are
1604                     // hidden columns...
1605                     unsigned int idx = (unsigned int)item.lParam;
1606                     SendEvent(wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK,
1607                               idx);
1608                 }
1609             }
1610             break;
1611
1612         case HDN_GETDISPINFOW:
1613             // see wxListCtrl::MSWOnNotify for more info!
1614             break;
1615
1616         case HDN_ITEMDBLCLICK:
1617             {
1618                 unsigned int idx = GetColumnIdxFromHeader(nmHDR);
1619                 int w = GetOwner()->GetBestColumnWidth(idx);
1620
1621                 // update the native control:
1622                 HDITEM hd;
1623                 ZeroMemory(&hd, sizeof(hd));
1624                 hd.mask = HDI_WIDTH;
1625                 hd.cxy = w;
1626                 Header_SetItem(GetHwnd(),
1627                                nmHDR->iItem,  // NOTE: we don't want 'idx' here!
1628                                &hd);
1629
1630                 // update the wxDataViewColumn class:
1631                 GetColumn(idx)->SetInternalWidth(w);
1632             }
1633             break;
1634
1635         default:
1636             return wxWindow::MSWOnNotify(idCtrl, lParam, result);
1637     }
1638
1639     return true;
1640 }
1641
1642 void wxDataViewHeaderWindowMSW::ScrollWindow(int dx, int WXUNUSED(dy),
1643                                              const wxRect * WXUNUSED(rect))
1644 {
1645     m_scrollOffsetX += dx;
1646
1647     GetParent()->Layout();
1648 }
1649
1650 void wxDataViewHeaderWindowMSW::DoSetSize(int x, int y,
1651                                           int w, int h,
1652                                           int f)
1653 {
1654     // TODO: why is there a border + 2px around it?
1655     wxControl::DoSetSize( x+m_scrollOffsetX+1, y+1, w-m_scrollOffsetX-2, h-2, f );
1656 }
1657
1658 #else       // !defined(__WXMSW__)
1659
1660 IMPLEMENT_ABSTRACT_CLASS(wxGenericDataViewHeaderWindow, wxWindow)
1661 BEGIN_EVENT_TABLE(wxGenericDataViewHeaderWindow, wxWindow)
1662     EVT_PAINT         (wxGenericDataViewHeaderWindow::OnPaint)
1663     EVT_MOUSE_EVENTS  (wxGenericDataViewHeaderWindow::OnMouse)
1664     EVT_SET_FOCUS     (wxGenericDataViewHeaderWindow::OnSetFocus)
1665 END_EVENT_TABLE()
1666
1667 bool wxGenericDataViewHeaderWindow::Create(wxDataViewCtrl *parent, wxWindowID id,
1668                                            const wxPoint &pos, const wxSize &size,
1669                                            const wxString &name )
1670 {
1671     m_owner = parent;
1672
1673     if (!wxDataViewHeaderWindowBase::Create(parent, id, pos, size, name))
1674         return false;
1675
1676     wxVisualAttributes attr = wxPanel::GetClassDefaultAttributes();
1677     SetBackgroundStyle( wxBG_STYLE_CUSTOM );
1678     SetOwnForegroundColour( attr.colFg );
1679     SetOwnBackgroundColour( attr.colBg );
1680     if (!m_hasFont)
1681         SetOwnFont( attr.font );
1682
1683     // set our size hints: wxDataViewCtrl will put this wxWindow inside
1684     // a wxBoxSizer and in order to avoid super-big header windows,
1685     // we need to set our height as fixed
1686     SetMinSize(wxSize(-1, HEADER_WINDOW_HEIGHT));
1687     SetMaxSize(wxSize(-1, HEADER_WINDOW_HEIGHT));
1688
1689     return true;
1690 }
1691
1692 void wxGenericDataViewHeaderWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
1693 {
1694     int w, h;
1695     GetClientSize( &w, &h );
1696
1697     wxAutoBufferedPaintDC dc( this );
1698
1699     dc.SetBackground(GetBackgroundColour());
1700     dc.Clear();
1701
1702     int xpix;
1703     m_owner->GetScrollPixelsPerUnit( &xpix, NULL );
1704
1705     int x;
1706     m_owner->GetViewStart( &x, NULL );
1707
1708     // account for the horz scrollbar offset
1709     dc.SetDeviceOrigin( -x * xpix, 0 );
1710
1711     dc.SetFont( GetFont() );
1712
1713     unsigned int cols = GetOwner()->GetColumnCount();
1714     unsigned int i;
1715     int xpos = 0;
1716     for (i = 0; i < cols; i++)
1717     {
1718         wxDataViewColumn *col = GetColumn( i );
1719         if (col->IsHidden())
1720             continue;      // skip it!
1721
1722         int cw = col->GetWidth();
1723         int ch = h;
1724
1725         wxHeaderSortIconType sortArrow = wxHDR_SORT_ICON_NONE;
1726         if (col->IsSortable() && GetOwner()->GetSortingColumn() == col)
1727         {
1728             if (col->IsSortOrderAscending())
1729                 sortArrow = wxHDR_SORT_ICON_UP;
1730             else
1731                 sortArrow = wxHDR_SORT_ICON_DOWN;
1732         }
1733
1734         int state = 0;
1735         if (m_parent->IsEnabled())
1736         {
1737             if ((int) i == m_hover)
1738                 state = wxCONTROL_CURRENT;
1739         }
1740         else
1741         {
1742             state = (int) wxCONTROL_DISABLED;
1743         }
1744
1745         wxRendererNative::Get().DrawHeaderButton
1746                                 (
1747                                     this,
1748                                     dc,
1749                                     wxRect(xpos, 0, cw, ch-1),
1750                                     state,
1751                                     sortArrow
1752                                 );
1753
1754         // align as required the column title:
1755         int x = xpos;
1756         wxSize titleSz = dc.GetTextExtent(col->GetTitle());
1757         switch (col->GetAlignment())
1758         {
1759         case wxALIGN_LEFT:
1760             x += HEADER_HORIZ_BORDER;
1761             break;
1762         case wxALIGN_RIGHT:
1763             x += cw - titleSz.GetWidth() - HEADER_HORIZ_BORDER;
1764             break;
1765         default:
1766         case wxALIGN_CENTER:
1767         case wxALIGN_CENTER_HORIZONTAL:
1768             x += (cw - titleSz.GetWidth() - 2 * HEADER_HORIZ_BORDER)/2;
1769             break;
1770         }
1771
1772         // always center the title vertically:
1773         int y = wxMax((ch - titleSz.GetHeight()) / 2, HEADER_VERT_BORDER);
1774
1775         dc.SetClippingRegion( xpos+HEADER_HORIZ_BORDER,
1776                               HEADER_VERT_BORDER,
1777                               wxMax(cw - 2 * HEADER_HORIZ_BORDER, 1),  // width
1778                               wxMax(ch - 2 * HEADER_VERT_BORDER, 1));  // height
1779         dc.DrawText( col->GetTitle(), x, y );
1780         dc.DestroyClippingRegion();
1781
1782         xpos += cw;
1783     }
1784 }
1785
1786 void wxGenericDataViewHeaderWindow::OnSetFocus( wxFocusEvent &event )
1787 {
1788     GetParent()->SetFocus();
1789     event.Skip();
1790 }
1791
1792 void wxGenericDataViewHeaderWindow::OnMouse( wxMouseEvent &event )
1793 {
1794     // we want to work with logical coords
1795     int x;
1796     m_owner->CalcUnscrolledPosition(event.GetX(), 0, &x, NULL);
1797     int y = event.GetY();
1798
1799     if (m_isDragging)
1800     {
1801         // we don't draw the line beyond our window,
1802         // but we allow dragging it there
1803         int w = 0;
1804         GetClientSize( &w, NULL );
1805         m_owner->CalcUnscrolledPosition(w, 0, &w, NULL);
1806         w -= 6;
1807
1808         if (event.ButtonUp())
1809         {
1810             m_isDragging = false;
1811             if (HasCapture())
1812                 ReleaseMouse();
1813
1814             m_dirty = true;
1815         }
1816         m_currentX = wxMax(m_minX + 7, x);
1817
1818         if (m_currentX < w)
1819         {
1820             GetColumn(m_column)->SetWidth(m_currentX - m_minX);
1821             Refresh();
1822             GetOwner()->Refresh();
1823         }
1824
1825     }
1826     else     // not dragging
1827     {
1828         m_minX = 0;
1829         m_column = wxNOT_FOUND;
1830
1831         bool hit_border = false;
1832
1833         // end of the current column
1834         int xpos = 0;
1835
1836         // find the column where this event occured
1837         int countCol = m_owner->GetColumnCount();
1838         for (int column = 0; column < countCol; column++)
1839         {
1840             wxDataViewColumn *p = GetColumn(column);
1841
1842             if (p->IsHidden())
1843                 continue;   // skip if not shown
1844
1845             xpos += p->GetWidth();
1846             m_column = column;
1847             if ((abs(x-xpos) < 3) && (y < 22))
1848             {
1849                 hit_border = true;
1850                 break;
1851             }
1852
1853             if (x < xpos)
1854             {
1855                 // inside the column
1856                 break;
1857             }
1858
1859             m_minX = xpos;
1860         }
1861
1862         int old_hover = m_hover;
1863         m_hover = m_column;
1864         if (event.Leaving())
1865             m_hover = wxNOT_FOUND;
1866         if (old_hover != m_hover)
1867             Refresh();
1868
1869         if (m_column == wxNOT_FOUND)
1870             return;
1871
1872         bool resizeable = GetColumn(m_column)->IsResizeable();
1873         if (event.LeftDClick() && resizeable)
1874         {
1875             GetColumn(m_column)->SetWidth(GetOwner()->GetBestColumnWidth(m_column));
1876             Refresh();
1877         }
1878         else if (event.LeftDown() || event.RightUp())
1879         {
1880             if (hit_border && event.LeftDown() && resizeable)
1881             {
1882                 m_isDragging = true;
1883                 CaptureMouse();
1884                 m_currentX = x;
1885             }
1886             else    // click on a column
1887             {
1888                 wxDataViewModel * model = GetOwner()->GetModel();
1889                 wxEventType evt = event.LeftDown() ?
1890                         wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_CLICK :
1891                         wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK;
1892                 SendEvent(evt, m_column);
1893
1894                 //Left click the header
1895                 if(event.LeftDown())
1896                 {
1897                     wxDataViewColumn *col = GetColumn(m_column);
1898                     if(col->IsSortable())
1899                     {
1900                         wxDataViewColumn* sortCol = m_owner->GetSortingColumn();
1901                         if(model && sortCol == col)
1902                         {
1903                             bool order = col->IsSortOrderAscending();
1904                             col->SetSortOrder(!order);
1905                         }
1906                         else if(model)
1907                         {
1908                             m_owner->SetSortingColumn(col);
1909                         }
1910                     }
1911                     UpdateDisplay();
1912                     if(model)
1913                         model->Resort();
1914                     //Send the column sorted event
1915                     SendEvent(wxEVT_COMMAND_DATAVIEW_COLUMN_SORTED, m_column);
1916                 }
1917             }
1918         }
1919         else if (event.Moving())
1920         {
1921             if (hit_border && resizeable)
1922                 m_currentCursor = m_resizeCursor;
1923             else
1924                 m_currentCursor = wxSTANDARD_CURSOR;
1925
1926             SetCursor(*m_currentCursor);
1927         }
1928     }
1929 }
1930
1931 void wxGenericDataViewHeaderWindow::AdjustDC(wxDC& dc)
1932 {
1933     int xpix, x;
1934
1935     m_owner->GetScrollPixelsPerUnit( &xpix, NULL );
1936     m_owner->GetViewStart( &x, NULL );
1937
1938     // shift the DC origin to match the position of the main window horizontal
1939     // scrollbar: this allows us to always use logical coords
1940     dc.SetDeviceOrigin( -x * xpix, 0 );
1941 }
1942
1943 #endif      // defined(__WXMSW__)
1944
1945 //-----------------------------------------------------------------------------
1946 // wxDataViewRenameTimer
1947 //-----------------------------------------------------------------------------
1948
1949 wxDataViewRenameTimer::wxDataViewRenameTimer( wxDataViewMainWindow *owner )
1950 {
1951     m_owner = owner;
1952 }
1953
1954 void wxDataViewRenameTimer::Notify()
1955 {
1956     m_owner->OnRenameTimer();
1957 }
1958
1959 //-----------------------------------------------------------------------------
1960 // wxDataViewMainWindow
1961 //-----------------------------------------------------------------------------
1962
1963 //The tree building helper, declared firstly
1964 static void BuildTreeHelper( wxDataViewModel * model,  wxDataViewItem & item, wxDataViewTreeNode * node);
1965
1966 int LINKAGEMODE wxDataViewSelectionCmp( unsigned int row1, unsigned int row2 )
1967 {
1968     if (row1 > row2) return 1;
1969     if (row1 == row2) return 0;
1970     return -1;
1971 }
1972
1973
1974 IMPLEMENT_ABSTRACT_CLASS(wxDataViewMainWindow, wxWindow)
1975
1976 BEGIN_EVENT_TABLE(wxDataViewMainWindow,wxWindow)
1977     EVT_PAINT         (wxDataViewMainWindow::OnPaint)
1978     EVT_MOUSE_EVENTS  (wxDataViewMainWindow::OnMouse)
1979     EVT_SET_FOCUS     (wxDataViewMainWindow::OnSetFocus)
1980     EVT_KILL_FOCUS    (wxDataViewMainWindow::OnKillFocus)
1981     EVT_CHAR          (wxDataViewMainWindow::OnChar)
1982 END_EVENT_TABLE()
1983
1984 wxDataViewMainWindow::wxDataViewMainWindow( wxDataViewCtrl *parent, wxWindowID id,
1985     const wxPoint &pos, const wxSize &size, const wxString &name ) :
1986     wxWindow( parent, id, pos, size, wxWANTS_CHARS|wxBORDER_NONE, name ),
1987     m_selection( wxDataViewSelectionCmp )
1988
1989 {
1990     SetOwner( parent );
1991
1992     m_lastOnSame = false;
1993     m_renameTimer = new wxDataViewRenameTimer( this );
1994
1995     // TODO: user better initial values/nothing selected
1996     m_currentCol = NULL;
1997     m_currentRow = 0;
1998
1999     m_lineHeight = wxMax( 17, GetCharHeight() + 2 ); // 17 = mini icon height + 1
2000
2001     m_dragCount = 0;
2002     m_dragStart = wxPoint(0,0);
2003     m_lineLastClicked = (unsigned int) -1;
2004     m_lineBeforeLastClicked = (unsigned int) -1;
2005     m_lineSelectSingleOnUp = (unsigned int) -1;
2006
2007     m_hasFocus = false;
2008
2009     SetBackgroundColour( *wxWHITE );
2010
2011     SetBackgroundStyle(wxBG_STYLE_CUSTOM);
2012
2013     m_penRule = wxPen(GetRuleColour());
2014
2015     //Here I compose a pen can draw black lines, maybe there are something system colour to use
2016     m_penExpander = wxPen(wxColour(0,0,0));
2017     //Some new added code to deal with the tree structure
2018     m_root = new wxDataViewTreeNode( NULL );
2019     m_root->SetHasChildren(true);
2020
2021     //Make m_count = -1 will cause the class recaculate the real displaying number of rows.
2022     m_count = -1 ;
2023     m_underMouse = NULL;
2024     UpdateDisplay();
2025 }
2026
2027 wxDataViewMainWindow::~wxDataViewMainWindow()
2028 {
2029     DestroyTree();
2030     delete m_renameTimer;
2031 }
2032
2033 void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
2034 {
2035     wxDataViewModel *model = GetOwner()->GetModel();
2036     wxAutoBufferedPaintDC dc( this );
2037
2038 #ifdef __WXMSW__
2039     dc.SetPen( *wxTRANSPARENT_PEN );
2040     dc.SetBrush( wxBrush( GetBackgroundColour()) );
2041     dc.SetBrush( *wxWHITE_BRUSH );
2042     wxSize size( GetClientSize() );
2043     dc.DrawRectangle( 0,0,size.x,size.y );
2044 #endif
2045
2046     // prepare the DC
2047     GetOwner()->PrepareDC( dc );
2048     dc.SetFont( GetFont() );
2049
2050     wxRect update = GetUpdateRegion().GetBox();
2051     m_owner->CalcUnscrolledPosition( update.x, update.y, &update.x, &update.y );
2052
2053     // compute which items needs to be redrawn
2054     unsigned int item_start = wxMax( 0, (update.y / m_lineHeight) );
2055     unsigned int item_count =
2056         wxMin( (int)(((update.y + update.height) / m_lineHeight) - item_start + 1),
2057                (int)(GetRowCount( ) - item_start));
2058     unsigned int item_last = item_start + item_count;
2059
2060     // compute which columns needs to be redrawn
2061     unsigned int cols = GetOwner()->GetColumnCount();
2062     unsigned int col_start = 0;
2063     unsigned int x_start = 0;
2064     for (x_start = 0; col_start < cols; col_start++)
2065     {
2066         wxDataViewColumn *col = GetOwner()->GetColumn(col_start);
2067         if (col->IsHidden())
2068             continue;      // skip it!
2069
2070         unsigned int w = col->GetWidth();
2071         if (x_start+w >= (unsigned int)update.x)
2072             break;
2073
2074         x_start += w;
2075     }
2076
2077     unsigned int col_last = col_start;
2078     unsigned int x_last = x_start;
2079     for (; col_last < cols; col_last++)
2080     {
2081         wxDataViewColumn *col = GetOwner()->GetColumn(col_last);
2082         if (col->IsHidden())
2083             continue;      // skip it!
2084
2085         if (x_last > (unsigned int)update.GetRight())
2086             break;
2087
2088         x_last += col->GetWidth();
2089     }
2090
2091     // Draw horizontal rules if required
2092     if ( m_owner->HasFlag(wxDV_HORIZ_RULES) )
2093     {
2094         dc.SetPen(m_penRule);
2095         dc.SetBrush(*wxTRANSPARENT_BRUSH);
2096
2097         for (unsigned int i = item_start; i <= item_last+1; i++)
2098         {
2099             int y = i * m_lineHeight;
2100             dc.DrawLine(x_start, y, x_last, y);
2101         }
2102     }
2103
2104     // Draw vertical rules if required
2105     if ( m_owner->HasFlag(wxDV_VERT_RULES) )
2106     {
2107         dc.SetPen(m_penRule);
2108         dc.SetBrush(*wxTRANSPARENT_BRUSH);
2109
2110         int x = x_start;
2111         for (unsigned int i = col_start; i < col_last; i++)
2112         {
2113             wxDataViewColumn *col = GetOwner()->GetColumn(i);
2114             if (col->IsHidden())
2115                 continue;       // skip it
2116
2117             dc.DrawLine(x, item_start * m_lineHeight,
2118                         x, item_last * m_lineHeight);
2119
2120             x += col->GetWidth();
2121         }
2122
2123         // Draw last vertical rule
2124         dc.DrawLine(x, item_start * m_lineHeight,
2125                     x, item_last * m_lineHeight);
2126     }
2127
2128     // redraw the background for the items which are selected/current
2129     for (unsigned int item = item_start; item < item_last; item++)
2130     {
2131         bool selected = m_selection.Index( item ) != wxNOT_FOUND;
2132         if (selected || item == m_currentRow)
2133         {
2134             int flags = selected ? (int)wxCONTROL_SELECTED : 0;
2135             if (item == m_currentRow)
2136                 flags |= wxCONTROL_CURRENT;
2137             if (m_hasFocus)
2138                 flags |= wxCONTROL_FOCUSED;
2139
2140             wxRect rect( x_start, item*m_lineHeight, x_last, m_lineHeight );
2141             wxRendererNative::Get().DrawItemSelectionRect
2142                                 (
2143                                     this,
2144                                     dc,
2145                                     rect,
2146                                     flags
2147                                 );
2148         }
2149     }
2150
2151     wxDataViewColumn *expander = GetOwner()->GetExpanderColumn();
2152     if (!expander)
2153     {
2154         // TODO: last column for RTL support
2155         expander = GetOwner()->GetColumn( 0 );
2156         GetOwner()->SetExpanderColumn(expander);
2157     }
2158
2159     // redraw all cells for all rows which must be repainted and for all columns
2160     wxRect cell_rect;
2161     cell_rect.x = x_start;
2162     cell_rect.height = m_lineHeight;        // -1 is for the horizontal rules
2163     for (unsigned int i = col_start; i < col_last; i++)
2164     {
2165         wxDataViewColumn *col = GetOwner()->GetColumn( i );
2166         wxDataViewRenderer *cell = col->GetRenderer();
2167         cell_rect.width = col->GetWidth();
2168
2169         if (col->IsHidden())
2170             continue;       // skipt it!
2171
2172
2173         for (unsigned int item = item_start; item < item_last; item++)
2174         {
2175             // get the cell value and set it into the renderer
2176             wxVariant value;
2177             wxDataViewTreeNode *node = NULL;
2178             wxDataViewItem dataitem;
2179
2180             if (m_root)
2181             {
2182                 node = GetTreeNodeByRow(item);
2183                 if( node == NULL )
2184                     continue;
2185
2186                 dataitem = node->GetItem();
2187
2188                 if ((i > 0) && model->IsContainer(dataitem) && !model->HasContainerColumns(dataitem))
2189                     continue;
2190             }
2191             else
2192             {
2193                 dataitem = wxDataViewItem( (void*) item );
2194             }
2195
2196             model->GetValue( value, dataitem, col->GetModelColumn());
2197             cell->SetValue( value );
2198
2199             if (cell->GetWantsAttr())
2200             {
2201                 wxDataViewItemAttr attr;
2202                 bool ret = model->GetAttr( dataitem, col->GetModelColumn(), attr );
2203                 if (ret)
2204                     cell->SetAttr( attr );
2205                 cell->SetHasAttr( ret );
2206             }
2207
2208             // update the y offset
2209             cell_rect.y = item * m_lineHeight;
2210
2211             //Draw the expander here.
2212             int indent = 0;
2213             if ((m_root) && (col == expander))
2214             {
2215                 indent = node->GetIndentLevel();
2216
2217                 //Calculate the indent first
2218                 indent = cell_rect.x + GetOwner()->GetIndent() * indent;
2219
2220                 int expander_width = m_lineHeight - 2*EXPANDER_MARGIN;
2221                 // change the cell_rect.x to the appropriate pos
2222                 int  expander_x = indent + EXPANDER_MARGIN , expander_y = cell_rect.y + EXPANDER_MARGIN ;
2223                 indent = indent + m_lineHeight ;  //try to use the m_lineHeight as the expander space
2224                 dc.SetPen( m_penExpander );
2225                 dc.SetBrush( wxNullBrush );
2226                 if( node->HasChildren() )
2227                 {
2228                     wxRect rect( expander_x , expander_y, expander_width, expander_width);
2229                     int flag = 0;
2230                     if (m_underMouse == node)
2231                     {
2232                         flag |= wxCONTROL_CURRENT;
2233                     }
2234                     if( node->IsOpen() )
2235                         wxRendererNative::Get().DrawTreeItemButton( this, dc, rect, flag|wxCONTROL_EXPANDED );
2236                     else
2237                         wxRendererNative::Get().DrawTreeItemButton( this, dc, rect, flag);
2238                 }
2239                  //force the expander column to left-center align
2240                  cell->SetAlignment( wxALIGN_CENTER_VERTICAL );
2241             }
2242             if (node && !node->HasChildren())
2243             {
2244                 // Yes, if the node does not have any child, it must be a leaf which
2245                 // mean that it is a temporarily created by GetTreeNodeByRow
2246                 wxDELETE(node)
2247             }
2248
2249             // cannot be bigger than allocated space
2250             wxSize size = cell->GetSize();
2251             // Because of the tree structure indent, here we should minus the width of the cell for drawing
2252             size.x = wxMin( size.x + 2*PADDING_RIGHTLEFT, cell_rect.width - indent );
2253             // size.y = wxMin( size.y, cell_rect.height );
2254             size.y = cell_rect.height;
2255
2256             wxRect item_rect(cell_rect.GetTopLeft(), size);
2257             int align = cell->CalculateAlignment();
2258
2259             // horizontal alignment:
2260             item_rect.x = cell_rect.x;
2261             if (align & wxALIGN_CENTER_HORIZONTAL)
2262                 item_rect.x = cell_rect.x + (cell_rect.width / 2) - (size.x / 2);
2263             else if (align & wxALIGN_RIGHT)
2264                 item_rect.x = cell_rect.x + cell_rect.width - size.x;
2265             //else: wxALIGN_LEFT is the default
2266
2267             // vertical alignment:
2268             item_rect.y = cell_rect.y;
2269             if (align & wxALIGN_CENTER_VERTICAL)
2270                 item_rect.y = cell_rect.y + (cell_rect.height / 2) - (size.y / 2);
2271             else if (align & wxALIGN_BOTTOM)
2272                 item_rect.y = cell_rect.y + cell_rect.height - size.y;
2273             //else: wxALIGN_TOP is the default
2274
2275             // add padding
2276             item_rect.x += PADDING_RIGHTLEFT;
2277             item_rect.width = size.x - 2 * PADDING_RIGHTLEFT;
2278
2279             //Here we add the tree indent
2280             item_rect.x += indent;
2281
2282             int state = 0;
2283             if (m_hasFocus && (m_selection.Index(item) != wxNOT_FOUND))
2284                 state |= wxDATAVIEW_CELL_SELECTED;
2285
2286             // TODO: it would be much more efficient to create a clipping
2287             //       region for the entire column being rendered (in the OnPaint
2288             //       of wxDataViewMainWindow) instead of a single clip region for
2289             //       each cell. However it would mean that each renderer should
2290             //       respect the given wxRect's top & bottom coords, eventually
2291             //       violating only the left & right coords - however the user can
2292             //       make its own renderer and thus we cannot be sure of that.
2293             dc.SetClippingRegion( item_rect );
2294             cell->Render( item_rect, &dc, state );
2295             dc.DestroyClippingRegion();
2296         }
2297
2298         cell_rect.x += cell_rect.width;
2299     }
2300 }
2301
2302 void wxDataViewMainWindow::OnRenameTimer()
2303 {
2304     // We have to call this here because changes may just have
2305     // been made and no screen update taken place.
2306     if ( m_dirty )
2307         wxSafeYield();
2308
2309     int xpos = 0;
2310     unsigned int cols = GetOwner()->GetColumnCount();
2311     unsigned int i;
2312     for (i = 0; i < cols; i++)
2313     {
2314         wxDataViewColumn *c = GetOwner()->GetColumn( i );
2315         if (c->IsHidden())
2316             continue;      // skip it!
2317
2318         if (c == m_currentCol)
2319             break;
2320         xpos += c->GetWidth();
2321     }
2322     wxRect labelRect( xpos, m_currentRow * m_lineHeight,
2323                       m_currentCol->GetWidth(), m_lineHeight );
2324
2325     GetOwner()->CalcScrolledPosition( labelRect.x, labelRect.y,
2326                                      &labelRect.x, &labelRect.y);
2327
2328     wxDataViewItem item = GetItemByRow( m_currentRow );
2329     m_currentCol->GetRenderer()->StartEditing( item, labelRect );
2330
2331 }
2332
2333 //------------------------------------------------------------------
2334 // Helper class for do operation on the tree node
2335 //------------------------------------------------------------------
2336 class DoJob
2337 {
2338 public:
2339     DoJob(){};
2340     virtual ~DoJob(){};
2341
2342     //The return value control how the tree-walker tranverse the tree
2343     // 0: Job done, stop tranverse and return
2344     // 1: Ignore the current node's subtree and continue
2345     // 2: Job not done, continue
2346     enum  { OK = 0 , IGR = 1, CONT = 2 };
2347     virtual int operator() ( wxDataViewTreeNode * node ) = 0 ;
2348     virtual int operator() ( void * n ) = 0;
2349 };
2350
2351 bool Walker( wxDataViewTreeNode * node, DoJob & func )
2352 {
2353     if( node==NULL )
2354         return false;
2355
2356     switch( func( node ) )
2357     {
2358         case DoJob::OK :
2359             return true ;
2360         case DoJob::IGR:
2361             return false;
2362         case DoJob::CONT:
2363             default:
2364                 ;
2365     }
2366
2367     wxDataViewTreeNodes nodes = node->GetNodes();
2368     wxDataViewTreeLeaves leaves = node->GetChildren();
2369
2370     int len_nodes = nodes.GetCount();
2371     int len = leaves.GetCount();
2372     int i = 0, nodes_i = 0;
2373
2374     for( ; i < len ; i ++ )
2375     {
2376         void * n = leaves[i];
2377         if( nodes_i < len_nodes && n == nodes[nodes_i]->GetItem().GetID() )
2378         {
2379             wxDataViewTreeNode * nd = nodes[nodes_i];
2380             nodes_i++;
2381
2382             if( Walker( nd , func ) )
2383                 return true;
2384
2385         }
2386         else
2387             switch( func( n ) )
2388             {
2389                 case DoJob::OK :
2390                     return true ;
2391                 case DoJob::IGR:
2392                     continue;
2393                 case DoJob::CONT:
2394                 default:
2395                     ;
2396             }
2397     }
2398     return false;
2399 }
2400
2401 bool wxDataViewMainWindow::ItemAdded(const wxDataViewItem & parent, const wxDataViewItem & item)
2402 {
2403     if (!m_root)
2404     {
2405         m_count++;
2406         UpdateDisplay();
2407         return true;
2408     }
2409
2410     SortPrepare();
2411
2412     wxDataViewTreeNode * node;
2413     node = FindNode(parent);
2414
2415     if( node == NULL )
2416         return false;
2417
2418     node->SetHasChildren( true );
2419
2420     if( g_model->IsContainer( item ) )
2421     {
2422         wxDataViewTreeNode * newnode = new wxDataViewTreeNode( node );
2423         newnode->SetItem(item);
2424         newnode->SetHasChildren( true );
2425         node->AddNode( newnode);
2426     }
2427     else
2428         node->AddLeaf( item.GetID() );
2429
2430     node->ChangeSubTreeCount(1);
2431
2432     m_count = -1;
2433     UpdateDisplay();
2434
2435     return true;
2436 }
2437
2438 static void DestroyTreeHelper( wxDataViewTreeNode * node);
2439
2440 bool wxDataViewMainWindow::ItemDeleted(const wxDataViewItem& parent,
2441                                        const wxDataViewItem& item)
2442 {
2443     if (!m_root)
2444     {
2445         m_count--;
2446         if( m_currentRow > GetRowCount() )
2447             m_currentRow = m_count - 1;
2448
2449         m_selection.Empty();
2450
2451         UpdateDisplay();
2452
2453         return true;
2454     }
2455
2456     wxDataViewTreeNode * node = FindNode(parent);
2457
2458     wxCHECK_MSG( node != NULL, false, "item not found" );
2459     wxCHECK_MSG( node->GetChildren().Index( item.GetID() ) != wxNOT_FOUND, false, "item not found" );
2460
2461     int sub = -1;
2462     node->GetChildren().Remove( item.GetID() );
2463     //Manuplate selection
2464     if( m_selection.GetCount() > 1 )
2465     {
2466         m_selection.Empty();
2467     }
2468     bool isContainer = false;
2469     wxDataViewTreeNodes nds = node->GetNodes();
2470     for (size_t i = 0; i < nds.GetCount(); i ++)
2471     {
2472         if (nds[i]->GetItem() == item)
2473         {
2474             isContainer = true;
2475             break;
2476         }
2477     }
2478     if( isContainer )
2479     {
2480         wxDataViewTreeNode * n = NULL;
2481         wxDataViewTreeNodes nodes = node->GetNodes();
2482         int len = nodes.GetCount();
2483         for( int i = 0 ; i < len; i ++)
2484         {
2485             if( nodes[i]->GetItem() == item )
2486             {
2487                 n = nodes[i];
2488                 break;
2489             }
2490         }
2491
2492         wxCHECK_MSG( n != NULL, false, "item not found" );
2493
2494         node->GetNodes().Remove( n );
2495         sub -= n->GetSubTreeCount();
2496         ::DestroyTreeHelper(n);
2497     }
2498     //Make the row number invalid and get a new valid one when user call GetRowCount
2499     m_count = -1;
2500     node->ChangeSubTreeCount(sub);
2501
2502     //Change the current row to the last row if the current exceed the max row number
2503     if( m_currentRow > GetRowCount() )
2504         m_currentRow = m_count - 1;
2505
2506     UpdateDisplay();
2507
2508     return true;
2509 }
2510
2511 bool wxDataViewMainWindow::ItemChanged(const wxDataViewItem & item)
2512 {
2513     SortPrepare();
2514     g_model->Resort();
2515
2516     //Send event
2517     wxWindow *parent = GetParent();
2518     wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_VALUE_CHANGED, parent->GetId());
2519     le.SetEventObject(parent);
2520     le.SetModel(GetOwner()->GetModel());
2521     le.SetItem(item);
2522     parent->GetEventHandler()->ProcessEvent(le);
2523
2524     return true;
2525 }
2526
2527 bool wxDataViewMainWindow::ValueChanged( const wxDataViewItem & item, unsigned int col )
2528 {
2529     // NOTE: to be valid, we cannot use e.g. INT_MAX - 1
2530 /*#define MAX_VIRTUAL_WIDTH       100000
2531
2532     wxRect rect( 0, row*m_lineHeight, MAX_VIRTUAL_WIDTH, m_lineHeight );
2533     m_owner->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
2534     Refresh( true, &rect );
2535
2536     return true;
2537 */
2538     SortPrepare();
2539     g_model->Resort();
2540
2541     //Send event
2542     wxWindow *parent = GetParent();
2543     wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_VALUE_CHANGED, parent->GetId());
2544     le.SetEventObject(parent);
2545     le.SetModel(GetOwner()->GetModel());
2546     le.SetItem(item);
2547     le.SetColumn(col);
2548     le.SetDataViewColumn(GetOwner()->GetColumn(col));
2549     parent->GetEventHandler()->ProcessEvent(le);
2550
2551     return true;
2552 }
2553
2554 bool wxDataViewMainWindow::Cleared()
2555 {
2556     DestroyTree();
2557
2558     SortPrepare();
2559     BuildTree( GetOwner()->GetModel() );
2560
2561     UpdateDisplay();
2562
2563     return true;
2564 }
2565
2566 void wxDataViewMainWindow::UpdateDisplay()
2567 {
2568     m_dirty = true;
2569 }
2570
2571 void wxDataViewMainWindow::OnInternalIdle()
2572 {
2573     wxWindow::OnInternalIdle();
2574
2575     if (m_dirty)
2576     {
2577         RecalculateDisplay();
2578         m_dirty = false;
2579     }
2580 }
2581
2582 void wxDataViewMainWindow::RecalculateDisplay()
2583 {
2584     wxDataViewModel *model = GetOwner()->GetModel();
2585     if (!model)
2586     {
2587         Refresh();
2588         return;
2589     }
2590
2591     int width = GetEndOfLastCol();
2592     int height = GetRowCount() * m_lineHeight;
2593
2594     SetVirtualSize( width, height );
2595     GetOwner()->SetScrollRate( 10, m_lineHeight );
2596
2597     Refresh();
2598 }
2599
2600 void wxDataViewMainWindow::ScrollWindow( int dx, int dy, const wxRect *rect )
2601 {
2602     wxWindow::ScrollWindow( dx, dy, rect );
2603
2604     if (GetOwner()->m_headerArea)
2605         GetOwner()->m_headerArea->ScrollWindow( dx, 0 );
2606 }
2607
2608 void wxDataViewMainWindow::ScrollTo( int rows, int column )
2609 {
2610     int x, y;
2611     m_owner->GetScrollPixelsPerUnit( &x, &y );
2612     int sy = rows*m_lineHeight/y;
2613     int sx = 0;
2614     if( column != -1 )
2615     {
2616         wxRect rect = GetClientRect();
2617         int colnum = 0;
2618         int x_start = 0, x_end = 0, w = 0;
2619         int xx, yy, xe;
2620         m_owner->CalcUnscrolledPosition( rect.x, rect.y, &xx, &yy );
2621         for (x_start = 0; colnum < column; colnum++)
2622         {
2623             wxDataViewColumn *col = GetOwner()->GetColumn(colnum);
2624             if (col->IsHidden())
2625                 continue;      // skip it!
2626
2627             w = col->GetWidth();
2628             x_start += w;
2629         }
2630
2631         x_end = x_start + w;
2632         xe = xx + rect.width;
2633         if( x_end > xe )
2634         {
2635             sx = ( xx + x_end - xe )/x;
2636         }
2637         if( x_start < xx )
2638         {
2639             sx = x_start/x;
2640         }
2641     }
2642     m_owner->Scroll( sx, sy );
2643 }
2644
2645 int wxDataViewMainWindow::GetCountPerPage() const
2646 {
2647     wxSize size = GetClientSize();
2648     return size.y / m_lineHeight;
2649 }
2650
2651 int wxDataViewMainWindow::GetEndOfLastCol() const
2652 {
2653     int width = 0;
2654     unsigned int i;
2655     for (i = 0; i < GetOwner()->GetColumnCount(); i++)
2656     {
2657         const wxDataViewColumn *c =
2658             wx_const_cast(wxDataViewCtrl*, GetOwner())->GetColumn( i );
2659
2660         if (!c->IsHidden())
2661             width += c->GetWidth();
2662     }
2663     return width;
2664 }
2665
2666 unsigned int wxDataViewMainWindow::GetFirstVisibleRow() const
2667 {
2668     int x = 0;
2669     int y = 0;
2670     m_owner->CalcUnscrolledPosition( x, y, &x, &y );
2671
2672     return y / m_lineHeight;
2673 }
2674
2675 unsigned int wxDataViewMainWindow::GetLastVisibleRow()
2676 {
2677     wxSize client_size = GetClientSize();
2678     m_owner->CalcUnscrolledPosition( client_size.x, client_size.y,
2679                                      &client_size.x, &client_size.y );
2680
2681     //we should deal with the pixel here
2682     unsigned int row = ((client_size.y)/m_lineHeight) - 1;
2683
2684     return wxMin( GetRowCount()-1, row );
2685 }
2686
2687 unsigned int wxDataViewMainWindow::GetRowCount()
2688 {
2689     if ( m_count == -1 )
2690     {
2691         m_count = RecalculateCount();
2692         int width, height;
2693         GetVirtualSize( &width, &height );
2694         height = m_count * m_lineHeight;
2695
2696         SetVirtualSize( width, height );
2697     }
2698     return m_count;
2699 }
2700
2701 void wxDataViewMainWindow::ChangeCurrentRow( unsigned int row )
2702 {
2703     m_currentRow = row;
2704
2705     // send event
2706 }
2707
2708 void wxDataViewMainWindow::SelectAllRows( bool on )
2709 {
2710     if (IsEmpty())
2711         return;
2712
2713     if (on)
2714     {
2715         m_selection.Clear();
2716         for (unsigned int i = 0; i < GetRowCount(); i++)
2717             m_selection.Add( i );
2718         Refresh();
2719     }
2720     else
2721     {
2722         unsigned int first_visible = GetFirstVisibleRow();
2723         unsigned int last_visible = GetLastVisibleRow();
2724         unsigned int i;
2725         for (i = 0; i < m_selection.GetCount(); i++)
2726         {
2727             unsigned int row = m_selection[i];
2728             if ((row >= first_visible) && (row <= last_visible))
2729                 RefreshRow( row );
2730         }
2731         m_selection.Clear();
2732     }
2733 }
2734
2735 void wxDataViewMainWindow::SelectRow( unsigned int row, bool on )
2736 {
2737     if (m_selection.Index( row ) == wxNOT_FOUND)
2738     {
2739         if (on)
2740         {
2741             m_selection.Add( row );
2742             RefreshRow( row );
2743         }
2744     }
2745     else
2746     {
2747         if (!on)
2748         {
2749             m_selection.Remove( row );
2750             RefreshRow( row );
2751         }
2752     }
2753 }
2754
2755 void wxDataViewMainWindow::SelectRows( unsigned int from, unsigned int to, bool on )
2756 {
2757     if (from > to)
2758     {
2759         unsigned int tmp = from;
2760         from = to;
2761         to = tmp;
2762     }
2763
2764     unsigned int i;
2765     for (i = from; i <= to; i++)
2766     {
2767         if (m_selection.Index( i ) == wxNOT_FOUND)
2768         {
2769             if (on)
2770                 m_selection.Add( i );
2771         }
2772         else
2773         {
2774             if (!on)
2775                 m_selection.Remove( i );
2776         }
2777     }
2778     RefreshRows( from, to );
2779 }
2780
2781 void wxDataViewMainWindow::Select( const wxArrayInt& aSelections )
2782 {
2783     for (size_t i=0; i < aSelections.GetCount(); i++)
2784     {
2785         int n = aSelections[i];
2786
2787         m_selection.Add( n );
2788         RefreshRow( n );
2789     }
2790 }
2791
2792 void wxDataViewMainWindow::ReverseRowSelection( unsigned int row )
2793 {
2794     if (m_selection.Index( row ) == wxNOT_FOUND)
2795         m_selection.Add( row );
2796     else
2797         m_selection.Remove( row );
2798     RefreshRow( row );
2799 }
2800
2801 bool wxDataViewMainWindow::IsRowSelected( unsigned int row )
2802 {
2803     return (m_selection.Index( row ) != wxNOT_FOUND);
2804 }
2805
2806 void wxDataViewMainWindow::SendSelectionChangedEvent( const wxDataViewItem& item)
2807 {
2808     wxWindow *parent = GetParent();
2809     wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_SELECTION_CHANGED, parent->GetId());
2810
2811     le.SetEventObject(parent);
2812     le.SetModel(GetOwner()->GetModel());
2813     le.SetItem( item );
2814
2815     parent->GetEventHandler()->ProcessEvent(le);
2816 }
2817
2818 void wxDataViewMainWindow::RefreshRow( unsigned int row )
2819 {
2820     wxRect rect( 0, row*m_lineHeight, GetEndOfLastCol(), m_lineHeight );
2821     m_owner->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
2822
2823     wxSize client_size = GetClientSize();
2824     wxRect client_rect( 0, 0, client_size.x, client_size.y );
2825     wxRect intersect_rect = client_rect.Intersect( rect );
2826     if (intersect_rect.width > 0)
2827         Refresh( true, &intersect_rect );
2828 }
2829
2830 void wxDataViewMainWindow::RefreshRows( unsigned int from, unsigned int to )
2831 {
2832     if (from > to)
2833     {
2834         unsigned int tmp = to;
2835         to = from;
2836         from = tmp;
2837     }
2838
2839     wxRect rect( 0, from*m_lineHeight, GetEndOfLastCol(), (to-from+1) * m_lineHeight );
2840     m_owner->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
2841
2842     wxSize client_size = GetClientSize();
2843     wxRect client_rect( 0, 0, client_size.x, client_size.y );
2844     wxRect intersect_rect = client_rect.Intersect( rect );
2845     if (intersect_rect.width > 0)
2846         Refresh( true, &intersect_rect );
2847 }
2848
2849 void wxDataViewMainWindow::RefreshRowsAfter( unsigned int firstRow )
2850 {
2851     unsigned int count = GetRowCount();
2852     if (firstRow > count)
2853         return;
2854
2855     wxRect rect( 0, firstRow*m_lineHeight, GetEndOfLastCol(), count * m_lineHeight );
2856     m_owner->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
2857
2858     wxSize client_size = GetClientSize();
2859     wxRect client_rect( 0, 0, client_size.x, client_size.y );
2860     wxRect intersect_rect = client_rect.Intersect( rect );
2861     if (intersect_rect.width > 0)
2862         Refresh( true, &intersect_rect );
2863 }
2864
2865 void wxDataViewMainWindow::OnArrowChar(unsigned int newCurrent, const wxKeyEvent& event)
2866 {
2867     wxCHECK_RET( newCurrent < GetRowCount(),
2868                  _T("invalid item index in OnArrowChar()") );
2869
2870     // if there is no selection, we cannot move it anywhere
2871     if (!HasCurrentRow())
2872         return;
2873
2874     unsigned int oldCurrent = m_currentRow;
2875
2876     // in single selection we just ignore Shift as we can't select several
2877     // items anyhow
2878     if ( event.ShiftDown() && !IsSingleSel() )
2879     {
2880         RefreshRow( oldCurrent );
2881
2882         ChangeCurrentRow( newCurrent );
2883
2884         // select all the items between the old and the new one
2885         if ( oldCurrent > newCurrent )
2886         {
2887             newCurrent = oldCurrent;
2888             oldCurrent = m_currentRow;
2889         }
2890
2891         SelectRows( oldCurrent, newCurrent, true );
2892         if (oldCurrent!=newCurrent)
2893             SendSelectionChangedEvent(GetItemByRow(m_selection[0]));
2894     }
2895     else // !shift
2896     {
2897         RefreshRow( oldCurrent );
2898
2899         // all previously selected items are unselected unless ctrl is held
2900         if ( !event.ControlDown() )
2901             SelectAllRows(false);
2902
2903         ChangeCurrentRow( newCurrent );
2904
2905         if ( !event.ControlDown() )
2906         {
2907             SelectRow( m_currentRow, true );
2908             SendSelectionChangedEvent(GetItemByRow(m_currentRow));
2909         }
2910         else
2911             RefreshRow( m_currentRow );
2912     }
2913
2914     GetOwner()->EnsureVisible( m_currentRow, -1 );
2915 }
2916
2917 wxRect wxDataViewMainWindow::GetLineRect( unsigned int row ) const
2918 {
2919     wxRect rect;
2920     rect.x = 0;
2921     rect.y = m_lineHeight * row;
2922     rect.width = GetEndOfLastCol();
2923     rect.height = m_lineHeight;
2924
2925     return rect;
2926 }
2927
2928 class RowToItemJob: public DoJob
2929 {
2930 public:
2931     RowToItemJob( unsigned int row , int current ) { this->row = row; this->current = current ;}
2932     virtual ~RowToItemJob(){};
2933
2934     virtual int operator() ( wxDataViewTreeNode * node )
2935     {
2936         current ++;
2937         if( current == static_cast<int>(row))
2938          {
2939             ret = node->GetItem() ;
2940             return DoJob::OK;
2941         }
2942
2943         if( node->GetSubTreeCount() + current < static_cast<int>(row) )
2944         {
2945             current += node->GetSubTreeCount();
2946             return  DoJob::IGR;
2947         }
2948         else
2949         {
2950             //If the current has no child node, we can find the desired item of the row number directly.
2951             //This if can speed up finding in some case, and will has a very good effect when it comes to list view
2952             if( node->GetNodes().GetCount() == 0)
2953             {
2954                 int index = static_cast<int>(row) - current - 1;
2955                 ret = node->GetChildren().Item( index );
2956                 return DoJob::OK;
2957             }
2958             return DoJob::CONT;
2959         }
2960     }
2961
2962     virtual int operator() ( void * n )
2963     {
2964         current ++;
2965         if( current == static_cast<int>(row))
2966          {
2967             ret = wxDataViewItem( n ) ;
2968             return DoJob::OK;
2969         }
2970         return DoJob::CONT;
2971     }
2972     wxDataViewItem GetResult(){ return ret; }
2973 private:
2974     unsigned int row;
2975     int current ;
2976     wxDataViewItem ret;
2977 };
2978
2979 wxDataViewItem wxDataViewMainWindow::GetItemByRow(unsigned int row) const
2980 {
2981     if (!m_root)
2982     {
2983         return wxDataViewItem( (void*) row );
2984     }
2985     else
2986     {
2987         RowToItemJob job( row, -2 );
2988         Walker( m_root , job );
2989         return job.GetResult();
2990     }
2991 }
2992
2993 class RowToTreeNodeJob: public DoJob
2994 {
2995 public:
2996     RowToTreeNodeJob( unsigned int row , int current, wxDataViewTreeNode * node )
2997     {
2998         this->row = row;
2999         this->current = current ;
3000         ret = NULL ;
3001         parent = node;
3002     }
3003     virtual ~RowToTreeNodeJob(){};
3004
3005     virtual int operator() ( wxDataViewTreeNode * node )
3006     {
3007         current ++;
3008         if( current == static_cast<int>(row))
3009          {
3010             ret = node ;
3011             return DoJob::OK;
3012         }
3013
3014         if( node->GetSubTreeCount() + current < static_cast<int>(row) )
3015         {
3016             current += node->GetSubTreeCount();
3017             return  DoJob::IGR;
3018         }
3019         else
3020         {
3021             parent = node;
3022             //If the current has no child node, we can find the desired item of the row number directly.
3023             //This if can speed up finding in some case, and will has a very good effect when it comes to list view
3024             if( node->GetNodes().GetCount() == 0)
3025             {
3026                 int index = static_cast<int>(row) - current - 1;
3027                 void * n = node->GetChildren().Item( index );
3028                 ret = new wxDataViewTreeNode( parent ) ;
3029                 ret->SetItem( wxDataViewItem( n ));
3030                 ret->SetHasChildren(false);
3031                 return DoJob::OK;
3032             }
3033             return DoJob::CONT;
3034         }
3035
3036
3037     }
3038
3039     virtual int operator() ( void * n )
3040     {
3041         current ++;
3042         if( current == static_cast<int>(row))
3043          {
3044             ret = new wxDataViewTreeNode( parent ) ;
3045             ret->SetItem( wxDataViewItem( n ));
3046             ret->SetHasChildren(false);
3047             return DoJob::OK;
3048         }
3049
3050         return DoJob::CONT;
3051     }
3052     wxDataViewTreeNode * GetResult(){ return ret; }
3053 private:
3054     unsigned int row;
3055     int current ;
3056     wxDataViewTreeNode * ret;
3057     wxDataViewTreeNode * parent ;
3058 };
3059
3060
3061 wxDataViewTreeNode * wxDataViewMainWindow::GetTreeNodeByRow(unsigned int row)
3062 {
3063     if (!m_root)
3064     {
3065         return NULL;
3066     }
3067     else
3068     {
3069         RowToTreeNodeJob job( row , -2, m_root );
3070         Walker( m_root , job );
3071         return job.GetResult();
3072     }
3073 }
3074
3075 wxDataViewEvent wxDataViewMainWindow::SendExpanderEvent( wxEventType type, const wxDataViewItem & item )
3076 {
3077     wxWindow *parent = GetParent();
3078     wxDataViewEvent le(type, parent->GetId());
3079
3080     le.SetEventObject(parent);
3081     le.SetModel(GetOwner()->GetModel());
3082     le.SetItem( item );
3083
3084     parent->GetEventHandler()->ProcessEvent(le);
3085     return le;
3086 }
3087
3088 void wxDataViewMainWindow::OnExpanding( unsigned int row )
3089 {
3090     wxDataViewTreeNode * node = GetTreeNodeByRow(row);
3091     if( node != NULL )
3092     {
3093         if( node->HasChildren())
3094         {
3095             if( !node->IsOpen())
3096             {
3097                wxDataViewEvent e = SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDING,node->GetItem());
3098                //Check if the user prevent expanding
3099                if( e.GetSkipped() )
3100                     return;
3101
3102                node->ToggleOpen();
3103                //Here I build the children of current node
3104                if( node->GetChildrenNumber() == 0 )
3105                {
3106                    SortPrepare();
3107                    ::BuildTreeHelper(GetOwner()->GetModel(), node->GetItem(), node);
3108                }
3109                m_count = -1;
3110                UpdateDisplay();
3111                //Send the expanded event
3112                SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDED,node->GetItem());
3113             }
3114             else
3115             {
3116                 SelectRow( row, false );
3117                 SelectRow( row + 1, true );
3118                 ChangeCurrentRow( row + 1 );
3119                 SendSelectionChangedEvent( GetItemByRow(row+1));
3120             }
3121         }
3122         else
3123             delete node;
3124     }
3125 }
3126
3127 void wxDataViewMainWindow::OnCollapsing(unsigned int row)
3128 {
3129     wxDataViewTreeNode * node = GetTreeNodeByRow(row);
3130     if( node != NULL )
3131     {
3132         wxDataViewTreeNode * nd = node;
3133
3134         if( node->HasChildren() && node->IsOpen() )
3135         {
3136             wxDataViewEvent e = SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSING,node->GetItem());
3137             if( e.GetSkipped() )
3138                 return;
3139             node->ToggleOpen();
3140             m_count = -1;
3141             UpdateDisplay();
3142             SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSED,nd->GetItem());
3143         }
3144         else
3145         {
3146             node = node->GetParent();
3147             if( node != NULL )
3148             {
3149                 int  parent = GetRowByItem( node->GetItem() ) ;
3150                 if( parent >= 0 )
3151                 {
3152                     SelectRow( row, false);
3153                     SelectRow(parent , true );
3154                     ChangeCurrentRow( parent );
3155                     SendSelectionChangedEvent( node->GetItem() );
3156                 }
3157             }
3158         }
3159         if( !nd->HasChildren())
3160             delete nd;
3161     }
3162 }
3163
3164 wxDataViewTreeNode * wxDataViewMainWindow::FindNode( const wxDataViewItem & item )
3165 {
3166     wxDataViewModel * model = GetOwner()->GetModel();
3167     if( model == NULL )
3168         return NULL;
3169
3170     //Compose the a parent-chain of the finding item
3171     ItemList list;
3172     list.DeleteContents( true );
3173     wxDataViewItem it( item );
3174     while( it.IsOk() )
3175     {
3176         wxDataViewItem * pItem = new wxDataViewItem( it );
3177         list.Insert( pItem );
3178         it = model->GetParent( it );
3179     }
3180
3181     //Find the item along the parent-chain.
3182     //This algorithm is designed to speed up the node-finding method
3183     wxDataViewTreeNode * node = m_root;
3184     for( ItemList::const_iterator iter = list.begin(); iter !=list.end() ; iter++ )
3185     {
3186         if( node->HasChildren() )
3187         {
3188             if( node->GetChildrenNumber() == 0 )
3189             {
3190                 SortPrepare();
3191                 ::BuildTreeHelper(model, node->GetItem(), node);
3192             }
3193
3194             wxDataViewTreeNodes nodes = node->GetNodes();
3195             unsigned int i;
3196             bool found = false;
3197
3198             for (i = 0; i < nodes.GetCount(); i ++)
3199             {
3200                 if (nodes[i]->GetItem() == (**iter))
3201                 {
3202                     if (nodes[i]->GetItem() == item)
3203                        return nodes[i];
3204
3205                     node = nodes[i];
3206                     found = true;
3207                     break;
3208                 }
3209             }
3210             if (!found)
3211                 return NULL;
3212         }
3213         else
3214             return NULL;
3215     }
3216     return NULL;
3217 }
3218
3219 void wxDataViewMainWindow::HitTest( const wxPoint & point, wxDataViewItem & item, wxDataViewColumn* &column )
3220 {
3221     wxDataViewColumn *col = NULL;
3222     unsigned int cols = GetOwner()->GetColumnCount();
3223     unsigned int colnum = 0;
3224     unsigned int x_start = 0;
3225     int x, y;
3226     m_owner->CalcUnscrolledPosition( point.x, point.y, &x, &y );
3227     for (x_start = 0; colnum < cols; colnum++)
3228     {
3229         col = GetOwner()->GetColumn(colnum);
3230         if (col->IsHidden())
3231             continue;      // skip it!
3232
3233         unsigned int w = col->GetWidth();
3234         if (x_start+w >= (unsigned int)x)
3235             break;
3236
3237         x_start += w;
3238     }
3239
3240     column = col;
3241     item = GetItemByRow( y/m_lineHeight );
3242 }
3243
3244 wxRect wxDataViewMainWindow::GetItemRect( const wxDataViewItem & item, const wxDataViewColumn* column )
3245 {
3246     int row = GetRowByItem(item);
3247     int y = row*m_lineHeight;
3248     int h = m_lineHeight;
3249     int x = 0;
3250     wxDataViewColumn *col = NULL;
3251     for( int i = 0, cols = GetOwner()->GetColumnCount(); i < cols; i ++ )
3252     {
3253        col = GetOwner()->GetColumn( i );
3254        x += col->GetWidth();
3255        if( GetOwner()->GetColumn(i+1) == column )
3256            break;
3257     }
3258     int w = col->GetWidth();
3259     m_owner->CalcScrolledPosition( x, y, &x, &y );
3260     return wxRect(x, y, w, h);
3261 }
3262
3263 int wxDataViewMainWindow::RecalculateCount()
3264 {
3265     if (!m_root)
3266     {
3267         wxDataViewIndexListModel *list_model = (wxDataViewIndexListModel*) GetOwner()->GetModel();
3268 #ifndef __WXMAC__
3269         return list_model->GetLastIndex() + 1;
3270 #else
3271         return list_model->GetLastIndex() - 1;
3272 #endif
3273     }
3274     else
3275     {
3276         return m_root->GetSubTreeCount();
3277     }
3278 }
3279
3280 class ItemToRowJob : public DoJob
3281 {
3282 public:
3283     ItemToRowJob(const wxDataViewItem & item, ItemList::const_iterator iter )
3284     { this->item = item ; ret = -1 ; m_iter = iter ; }
3285     virtual ~ItemToRowJob(){};
3286
3287     //Maybe binary search will help to speed up this process
3288     virtual int operator() ( wxDataViewTreeNode * node)
3289     {
3290          ret ++;
3291          if( node->GetItem() == item )
3292          {
3293              return DoJob::OK;
3294          }
3295
3296          if( node->GetItem() == **m_iter )
3297          {
3298              m_iter++ ;
3299              return DoJob::CONT;
3300          }
3301          else
3302          {
3303              ret += node->GetSubTreeCount();
3304              return DoJob::IGR;
3305          }
3306
3307     }
3308
3309     virtual int operator() ( void * n )
3310     {
3311         ret ++;
3312         if( n == item.GetID() )
3313             return DoJob::OK;
3314         return DoJob::CONT;
3315     }
3316     //the row number is begin from zero
3317     int GetResult(){ return ret -1 ; }
3318 private:
3319     ItemList::const_iterator  m_iter;
3320     wxDataViewItem item;
3321     int ret;
3322
3323 };
3324
3325 int wxDataViewMainWindow::GetRowByItem(const wxDataViewItem & item)
3326 {
3327     wxDataViewModel * model = GetOwner()->GetModel();
3328     if( model == NULL )
3329         return -1;
3330
3331     if (!m_root)
3332     {
3333         return wxPtrToUInt( item.GetID() );
3334     }
3335     else
3336     {
3337         if( !item.IsOk() )
3338             return -1;
3339
3340         //Compose the a parent-chain of the finding item
3341         ItemList list;
3342         wxDataViewItem * pItem = NULL;
3343         list.DeleteContents( true );
3344         wxDataViewItem it( item );
3345         while( it.IsOk() )
3346         {
3347             pItem = new wxDataViewItem( it );
3348             list.Insert( pItem );
3349             it = model->GetParent( it );
3350         }
3351         pItem = new wxDataViewItem( );
3352         list.Insert( pItem );
3353
3354         ItemToRowJob job( item, list.begin() );
3355         Walker(m_root , job );
3356         return job.GetResult();
3357     }
3358 }
3359
3360 static void BuildTreeHelper( wxDataViewModel * model,  wxDataViewItem & item, wxDataViewTreeNode * node)
3361 {
3362     if( !model->IsContainer( item ) )
3363         return ;
3364
3365     wxDataViewItemArray children;
3366     unsigned int num = model->GetChildren( item, children);
3367     unsigned int index = 0;
3368     while( index < num )
3369     {
3370         if( model->IsContainer( children[index] ) )
3371         {
3372             wxDataViewTreeNode * n = new wxDataViewTreeNode( node );
3373             n->SetItem(children[index]);
3374             n->SetHasChildren( true ) ;
3375             node->AddNode( n );
3376         }
3377         else
3378         {
3379             node->AddLeaf( children[index].GetID() );
3380         }
3381         index ++;
3382     }
3383     node->SetSubTreeCount( num );
3384     wxDataViewTreeNode * n = node->GetParent();
3385     if( n != NULL)
3386         n->ChangeSubTreeCount(num);
3387
3388 }
3389
3390 void wxDataViewMainWindow::BuildTree(wxDataViewModel * model)
3391 {
3392     DestroyTree();
3393
3394     if (GetOwner()->GetModel()->IsVirtualListModel())
3395     {
3396         m_count = -1 ;
3397         return;
3398     }
3399
3400     m_root = new wxDataViewTreeNode( NULL );
3401     m_root->SetHasChildren(true);
3402
3403     //First we define a invalid item to fetch the top-level elements
3404     wxDataViewItem item;
3405     SortPrepare();
3406     BuildTreeHelper( model, item, m_root);
3407     m_count = -1 ;
3408 }
3409
3410 static void DestroyTreeHelper( wxDataViewTreeNode * node )
3411 {
3412     if( node->GetNodeNumber() != 0 )
3413     {
3414         int len = node->GetNodeNumber();
3415         int i = 0 ;
3416         wxDataViewTreeNodes& nodes = node->GetNodes();
3417         for( ; i < len; i ++ )
3418         {
3419             DestroyTreeHelper(nodes[i]);
3420         }
3421     }
3422     delete node;
3423 }
3424
3425 void wxDataViewMainWindow::DestroyTree()
3426 {
3427     if (m_root)
3428     {
3429        ::DestroyTreeHelper(m_root);
3430         m_count = 0;
3431         m_root = NULL;
3432     }
3433 }
3434
3435 void wxDataViewMainWindow::OnChar( wxKeyEvent &event )
3436 {
3437     if ( HandleAsNavigationKey(event) )
3438         return;
3439
3440     // no item -> nothing to do
3441     if (!HasCurrentRow())
3442     {
3443         event.Skip();
3444         return;
3445     }
3446
3447     // don't use m_linesPerPage directly as it might not be computed yet
3448     const int pageSize = GetCountPerPage();
3449     wxCHECK_RET( pageSize, _T("should have non zero page size") );
3450
3451     switch ( event.GetKeyCode() )
3452     {
3453         case WXK_RETURN:
3454         {
3455             if (m_currentRow > 0)
3456             {
3457                 wxWindow *parent = GetParent();
3458                 wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_ACTIVATED, parent->GetId());
3459                 le.SetItem( GetItemByRow(m_currentRow) );
3460                 le.SetEventObject(parent);
3461                 le.SetModel(GetOwner()->GetModel());
3462
3463                 parent->GetEventHandler()->ProcessEvent(le);
3464             }
3465             break;
3466         }
3467         case WXK_UP:
3468             if ( m_currentRow > 0 )
3469                 OnArrowChar( m_currentRow - 1, event );
3470             break;
3471
3472         case WXK_DOWN:
3473             if ( m_currentRow < GetRowCount() - 1 )
3474                 OnArrowChar( m_currentRow + 1, event );
3475             break;
3476         //Add the process for tree expanding/collapsing
3477         case WXK_LEFT:
3478          OnCollapsing(m_currentRow);
3479          break;
3480      case WXK_RIGHT:
3481          OnExpanding( m_currentRow);
3482          break;
3483         case WXK_END:
3484             if (!IsEmpty())
3485                 OnArrowChar( GetRowCount() - 1, event );
3486             break;
3487
3488         case WXK_HOME:
3489             if (!IsEmpty())
3490                 OnArrowChar( 0, event );
3491             break;
3492
3493         case WXK_PAGEUP:
3494             {
3495                 int steps = pageSize - 1;
3496                 int index = m_currentRow - steps;
3497                 if (index < 0)
3498                     index = 0;
3499
3500                 OnArrowChar( index, event );
3501             }
3502             break;
3503
3504         case WXK_PAGEDOWN:
3505             {
3506                 int steps = pageSize - 1;
3507                 unsigned int index = m_currentRow + steps;
3508                 unsigned int count = GetRowCount();
3509                 if ( index >= count )
3510                     index = count - 1;
3511
3512                 OnArrowChar( index, event );
3513             }
3514             break;
3515
3516         default:
3517             event.Skip();
3518     }
3519 }
3520
3521 void wxDataViewMainWindow::OnMouse( wxMouseEvent &event )
3522 {
3523     if (event.GetEventType() == wxEVT_MOUSEWHEEL)
3524     {
3525         // let the base handle mouse wheel events.
3526         event.Skip();
3527         return;
3528     }
3529
3530     int x = event.GetX();
3531     int y = event.GetY();
3532     m_owner->CalcUnscrolledPosition( x, y, &x, &y );
3533     wxDataViewColumn *col = NULL;
3534
3535     int xpos = 0;
3536     unsigned int cols = GetOwner()->GetColumnCount();
3537     unsigned int i;
3538     for (i = 0; i < cols; i++)
3539     {
3540         wxDataViewColumn *c = GetOwner()->GetColumn( i );
3541         if (c->IsHidden())
3542             continue;      // skip it!
3543
3544         if (x < xpos + c->GetWidth())
3545         {
3546             col = c;
3547             break;
3548         }
3549         xpos += c->GetWidth();
3550     }
3551     if (!col)
3552         return;
3553
3554     wxDataViewRenderer *cell = col->GetRenderer();
3555     unsigned int current = y / m_lineHeight;
3556     if ((current > GetRowCount()) || (x > GetEndOfLastCol()))
3557     {
3558         // Unselect all if below the last row ?
3559         return;
3560     }
3561
3562     //Test whether the mouse is hovered on the tree item button
3563     bool hover = false;
3564     if ((m_root) && (GetOwner()->GetExpanderColumn() == col))
3565     {
3566         wxDataViewTreeNode * node = GetTreeNodeByRow(current);
3567         if( node!=NULL && node->HasChildren() )
3568         {
3569             int indent = node->GetIndentLevel();
3570             indent = GetOwner()->GetIndent()*indent;
3571             wxRect rect( xpos + indent + EXPANDER_MARGIN, current * m_lineHeight + EXPANDER_MARGIN, m_lineHeight-2*EXPANDER_MARGIN,m_lineHeight-2*EXPANDER_MARGIN);
3572             if( rect.Contains( x, y) )
3573             {
3574                 //So the mouse is over the expander
3575                 hover = true;
3576                 if (m_underMouse && m_underMouse != node)
3577                 {
3578                     //wxLogMessage("Undo the row: %d", GetRowByItem(m_underMouse->GetItem()));
3579                     RefreshRow(GetRowByItem(m_underMouse->GetItem()));
3580                 }
3581                 if (m_underMouse != node)
3582                 {
3583                     //wxLogMessage("Do the row: %d", current);
3584                     RefreshRow(current);
3585                 }
3586                 m_underMouse = node;
3587             }
3588         }
3589         if (node!=NULL && !node->HasChildren())
3590             delete node;
3591     }
3592     if (!hover)
3593     {
3594         if (m_underMouse != NULL)
3595         {
3596             //wxLogMessage("Undo the row: %d", GetRowByItem(m_underMouse->GetItem()));
3597             RefreshRow(GetRowByItem(m_underMouse->GetItem()));
3598             m_underMouse = NULL;
3599         }
3600     }
3601
3602     wxDataViewModel *model = GetOwner()->GetModel();
3603
3604     if (event.Dragging())
3605     {
3606         if (m_dragCount == 0)
3607         {
3608             // we have to report the raw, physical coords as we want to be
3609             // able to call HitTest(event.m_pointDrag) from the user code to
3610             // get the item being dragged
3611             m_dragStart = event.GetPosition();
3612         }
3613
3614         m_dragCount++;
3615
3616         if (m_dragCount != 3)
3617             return;
3618
3619         if (event.LeftIsDown())
3620         {
3621             // Notify cell about drag
3622         }
3623         return;
3624     }
3625     else
3626     {
3627         m_dragCount = 0;
3628     }
3629
3630     bool forceClick = false;
3631
3632     if (event.ButtonDClick())
3633     {
3634         m_renameTimer->Stop();
3635         m_lastOnSame = false;
3636     }
3637
3638     wxDataViewItem item = GetItemByRow(current);
3639     bool ignore_other_columns =
3640         ((GetOwner()->GetExpanderColumn() != col) &&
3641          (model->IsContainer(item)) &&
3642          (!model->HasContainerColumns(item)));
3643
3644     if (event.LeftDClick())
3645     {
3646         if ( current == m_lineLastClicked )
3647         {
3648             if ((!ignore_other_columns) && (cell->GetMode() == wxDATAVIEW_CELL_ACTIVATABLE))
3649             {
3650                 wxVariant value;
3651                 model->GetValue( value, item, col->GetModelColumn() );
3652                 cell->SetValue( value );
3653                 wxRect cell_rect( xpos, current * m_lineHeight,
3654                                   col->GetWidth(), m_lineHeight );
3655                 cell->Activate( cell_rect, model, item, col->GetModelColumn() );
3656
3657             }
3658             else
3659             {
3660                 wxWindow *parent = GetParent();
3661                 wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_ACTIVATED, parent->GetId());
3662                 le.SetItem( item );
3663                 le.SetEventObject(parent);
3664                 le.SetModel(GetOwner()->GetModel());
3665
3666                 parent->GetEventHandler()->ProcessEvent(le);
3667             }
3668             return;
3669         }
3670         else
3671         {
3672             // The first click was on another item, so don't interpret this as
3673             // a double click, but as a simple click instead
3674             forceClick = true;
3675         }
3676     }
3677
3678     if (event.LeftUp())
3679     {
3680         if (m_lineSelectSingleOnUp != (unsigned int)-1)
3681         {
3682             // select single line
3683             SelectAllRows( false );
3684             SelectRow( m_lineSelectSingleOnUp, true );
3685         }
3686
3687         //Process the event of user clicking the expander
3688         bool expander = false;
3689         if ((m_root) && (GetOwner()->GetExpanderColumn() == col))
3690         {
3691             wxDataViewTreeNode * node = GetTreeNodeByRow(current);
3692             if( node!=NULL && node->HasChildren() )
3693             {
3694                 int indent = node->GetIndentLevel();
3695                 indent = GetOwner()->GetIndent()*indent;
3696                 wxRect rect( xpos + indent + EXPANDER_MARGIN, current * m_lineHeight + EXPANDER_MARGIN, m_lineHeight-2*EXPANDER_MARGIN,m_lineHeight-2*EXPANDER_MARGIN);
3697                 if( rect.Contains( x, y) )
3698                 {
3699                     expander = true;
3700                     if( node->IsOpen() )
3701                         OnCollapsing(current);
3702                     else
3703                         OnExpanding( current );
3704                 }
3705             }
3706             if (node && !node->HasChildren())
3707                delete node;
3708         }
3709         //If the user click the expander, we do not do editing even if the column with expander are editable
3710         if (m_lastOnSame && !expander && !ignore_other_columns)
3711         {
3712             if ((col == m_currentCol) && (current == m_currentRow) &&
3713                 (cell->GetMode() & wxDATAVIEW_CELL_EDITABLE) )
3714             {
3715                 m_renameTimer->Start( 100, true );
3716             }
3717         }
3718
3719         m_lastOnSame = false;
3720         m_lineSelectSingleOnUp = (unsigned int)-1;
3721     }
3722     else
3723     {
3724         // This is necessary, because after a DnD operation in
3725         // from and to ourself, the up event is swallowed by the
3726         // DnD code. So on next non-up event (which means here and
3727         // now) m_lineSelectSingleOnUp should be reset.
3728         m_lineSelectSingleOnUp = (unsigned int)-1;
3729     }
3730
3731     if (event.RightDown())
3732     {
3733         m_lineBeforeLastClicked = m_lineLastClicked;
3734         m_lineLastClicked = current;
3735
3736         // If the item is already selected, do not update the selection.
3737         // Multi-selections should not be cleared if a selected item is clicked.
3738         if (!IsRowSelected(current))
3739         {
3740             SelectAllRows(false);
3741             ChangeCurrentRow(current);
3742             SelectRow(m_currentRow,true);
3743             SendSelectionChangedEvent(GetItemByRow( m_currentRow ) );
3744         }
3745
3746         wxVariant value;
3747         model->GetValue( value, item, col->GetModelColumn() );
3748         wxWindow *parent = GetParent();
3749         wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_CONTEXT_MENU, parent->GetId());
3750         le.SetItem( item );
3751         le.SetEventObject(parent);
3752         le.SetModel(GetOwner()->GetModel());
3753         le.SetValue(value);
3754         parent->GetEventHandler()->ProcessEvent(le);
3755     }
3756     else if (event.MiddleDown())
3757     {
3758     }
3759     if (event.LeftDown() || forceClick)
3760     {
3761         SetFocus();
3762
3763         m_lineBeforeLastClicked = m_lineLastClicked;
3764         m_lineLastClicked = current;
3765
3766         unsigned int oldCurrentRow = m_currentRow;
3767         bool oldWasSelected = IsRowSelected(m_currentRow);
3768
3769         bool cmdModifierDown = event.CmdDown();
3770         if ( IsSingleSel() || !(cmdModifierDown || event.ShiftDown()) )
3771         {
3772             if ( IsSingleSel() || !IsRowSelected(current) )
3773             {
3774                 SelectAllRows( false );
3775                 ChangeCurrentRow(current);
3776                 SelectRow(m_currentRow,true);
3777                 SendSelectionChangedEvent(GetItemByRow( m_currentRow ) );
3778             }
3779             else // multi sel & current is highlighted & no mod keys
3780             {
3781                 m_lineSelectSingleOnUp = current;
3782                 ChangeCurrentRow(current); // change focus
3783             }
3784         }
3785         else // multi sel & either ctrl or shift is down
3786         {
3787             if (cmdModifierDown)
3788             {
3789                 ChangeCurrentRow(current);
3790                 ReverseRowSelection(m_currentRow);
3791                 SendSelectionChangedEvent(GetItemByRow(m_selection[0]) );
3792             }
3793             else if (event.ShiftDown())
3794             {
3795                 ChangeCurrentRow(current);
3796
3797                 unsigned int lineFrom = oldCurrentRow,
3798                        lineTo = current;
3799
3800                 if ( lineTo < lineFrom )
3801                 {
3802                     lineTo = lineFrom;
3803                     lineFrom = m_currentRow;
3804                 }
3805
3806                 SelectRows(lineFrom, lineTo, true);
3807                 SendSelectionChangedEvent(GetItemByRow(m_selection[0]) );
3808             }
3809             else // !ctrl, !shift
3810             {
3811                 // test in the enclosing if should make it impossible
3812                 wxFAIL_MSG( _T("how did we get here?") );
3813             }
3814         }
3815
3816         if (m_currentRow != oldCurrentRow)
3817             RefreshRow( oldCurrentRow );
3818
3819         wxDataViewColumn *oldCurrentCol = m_currentCol;
3820
3821         // Update selection here...
3822         m_currentCol = col;
3823
3824         m_lastOnSame = !forceClick && ((col == oldCurrentCol) &&
3825                         (current == oldCurrentRow)) && oldWasSelected;
3826
3827         // Call LeftClick after everything else as under GTK+
3828         if (cell->GetMode() & wxDATAVIEW_CELL_ACTIVATABLE)
3829         {
3830             // notify cell about right click
3831             wxVariant value;
3832             model->GetValue( value, item, col->GetModelColumn() );
3833             cell->SetValue( value );
3834             wxRect cell_rect( xpos, current * m_lineHeight,
3835                           col->GetWidth(), m_lineHeight );
3836             /* ignore ret */ cell->LeftClick( event.GetPosition(), cell_rect, model, item, col->GetModelColumn());
3837         }
3838     }
3839 }
3840
3841 void wxDataViewMainWindow::OnSetFocus( wxFocusEvent &event )
3842 {
3843     m_hasFocus = true;
3844
3845     if (HasCurrentRow())
3846         Refresh();
3847
3848     event.Skip();
3849 }
3850
3851 void wxDataViewMainWindow::OnKillFocus( wxFocusEvent &event )
3852 {
3853     m_hasFocus = false;
3854
3855     if (HasCurrentRow())
3856         Refresh();
3857
3858     event.Skip();
3859 }
3860
3861 wxDataViewItem wxDataViewMainWindow::GetSelection() const
3862 {
3863     if( m_selection.GetCount() != 1 )
3864         return wxDataViewItem();
3865
3866     return GetItemByRow( m_selection.Item(0));
3867 }
3868
3869 //-----------------------------------------------------------------------------
3870 // wxDataViewCtrl
3871 //-----------------------------------------------------------------------------
3872 WX_DEFINE_LIST(wxDataViewColumnList)
3873
3874 IMPLEMENT_DYNAMIC_CLASS(wxDataViewCtrl, wxDataViewCtrlBase)
3875
3876 BEGIN_EVENT_TABLE(wxDataViewCtrl, wxDataViewCtrlBase)
3877     EVT_SIZE(wxDataViewCtrl::OnSize)
3878 END_EVENT_TABLE()
3879
3880 wxDataViewCtrl::~wxDataViewCtrl()
3881 {
3882     if (m_notifier)
3883         GetModel()->RemoveNotifier( m_notifier );
3884
3885     wxDataViewColumnList::const_iterator iter;
3886     for (iter = m_cols.begin(); iter!=m_cols.end(); iter++)
3887     {
3888         delete *iter;
3889     }
3890 }
3891
3892 void wxDataViewCtrl::Init()
3893 {
3894     m_notifier = NULL;
3895 }
3896
3897 bool wxDataViewCtrl::Create(wxWindow *parent, wxWindowID id,
3898            const wxPoint& pos, const wxSize& size,
3899            long style, const wxValidator& validator )
3900 {
3901     if ( (style & wxBORDER_MASK) == 0)
3902         style |= wxBORDER_SUNKEN;
3903
3904     if (!wxControl::Create( parent, id, pos, size,
3905                             style | wxScrolledWindowStyle, validator))
3906         return false;
3907
3908     SetInitialSize(size);
3909
3910     Init();
3911
3912 #ifdef __WXMAC__
3913     MacSetClipChildren( true ) ;
3914 #endif
3915
3916     m_clientArea = new wxDataViewMainWindow( this, wxID_ANY );
3917
3918     if (HasFlag(wxDV_NO_HEADER))
3919         m_headerArea = NULL;
3920     else
3921         m_headerArea = new wxDataViewHeaderWindow( this, wxID_ANY );
3922
3923     SetTargetWindow( m_clientArea );
3924
3925     wxBoxSizer *sizer = new wxBoxSizer( wxVERTICAL );
3926     if (m_headerArea)
3927         sizer->Add( m_headerArea, 0, wxGROW );
3928     sizer->Add( m_clientArea, 1, wxGROW );
3929     SetSizer( sizer );
3930
3931     return true;
3932 }
3933
3934 #ifdef __WXMSW__
3935 WXLRESULT wxDataViewCtrl::MSWWindowProc(WXUINT nMsg,
3936                                        WXWPARAM wParam,
3937                                        WXLPARAM lParam)
3938 {
3939     WXLRESULT rc = wxDataViewCtrlBase::MSWWindowProc(nMsg, wParam, lParam);
3940
3941 #ifndef __WXWINCE__
3942     // we need to process arrows ourselves for scrolling
3943     if ( nMsg == WM_GETDLGCODE )
3944     {
3945         rc |= DLGC_WANTARROWS;
3946     }
3947 #endif
3948
3949     return rc;
3950 }
3951 #endif
3952
3953 void wxDataViewCtrl::OnSize( wxSizeEvent &WXUNUSED(event) )
3954 {
3955     // We need to override OnSize so that our scrolled
3956     // window a) does call Layout() to use sizers for
3957     // positioning the controls but b) does not query
3958     // the sizer for their size and use that for setting
3959     // the scrollable area as set that ourselves by
3960     // calling SetScrollbar() further down.
3961
3962     Layout();
3963
3964     AdjustScrollbars();
3965 }
3966
3967 bool wxDataViewCtrl::AssociateModel( wxDataViewModel *model )
3968 {
3969     if (!wxDataViewCtrlBase::AssociateModel( model ))
3970         return false;
3971
3972     m_notifier = new wxGenericDataViewModelNotifier( m_clientArea );
3973
3974     model->AddNotifier( m_notifier );
3975
3976     m_clientArea->DestroyTree();
3977
3978     m_clientArea->BuildTree(model);
3979
3980     m_clientArea->UpdateDisplay();
3981
3982     return true;
3983 }
3984
3985 bool wxDataViewCtrl::AppendColumn( wxDataViewColumn *col )
3986 {
3987     if (!wxDataViewCtrlBase::AppendColumn(col))
3988         return false;
3989
3990     m_cols.Append( col );
3991     OnColumnChange();
3992     return true;
3993 }
3994
3995 bool wxDataViewCtrl::PrependColumn( wxDataViewColumn *col )
3996 {
3997     if (!wxDataViewCtrlBase::PrependColumn(col))
3998         return false;
3999
4000     m_cols.Insert( col );
4001     OnColumnChange();
4002     return true;
4003 }
4004
4005 void wxDataViewCtrl::OnColumnChange()
4006 {
4007     if (m_headerArea)
4008         m_headerArea->UpdateDisplay();
4009
4010     m_clientArea->UpdateDisplay();
4011 }
4012
4013 void wxDataViewCtrl::DoSetExpanderColumn()
4014 {
4015     m_clientArea->UpdateDisplay();
4016 }
4017
4018 void wxDataViewCtrl::DoSetIndent()
4019 {
4020     m_clientArea->UpdateDisplay();
4021 }
4022
4023 unsigned int wxDataViewCtrl::GetColumnCount() const
4024 {
4025     return m_cols.GetCount();
4026 }
4027
4028 wxDataViewColumn* wxDataViewCtrl::GetColumn( unsigned int pos ) const
4029 {
4030     wxDataViewColumnList::const_iterator iter;
4031     unsigned int i = 0;
4032     for (iter = m_cols.begin(); iter!=m_cols.end(); iter++)
4033     {
4034         if (i == pos)
4035             return *iter;
4036
4037         if ((*iter)->IsHidden())
4038             continue;
4039         i ++;
4040     }
4041     return NULL;
4042 }
4043
4044 void wxDataViewCtrl::ColumnMoved( wxDataViewColumn* col, unsigned int new_pos )
4045 {
4046     if (new_pos > m_cols.GetCount()) return;
4047     m_cols.DeleteObject( col );
4048     m_cols.Insert( new_pos, col );
4049
4050     m_clientArea->UpdateDisplay();
4051 }
4052
4053 bool wxDataViewCtrl::DeleteColumn( wxDataViewColumn *column )
4054 {
4055     wxDataViewColumnList::compatibility_iterator  ret = m_cols.Find( column );
4056     if (!ret)
4057         return false;
4058
4059     m_cols.Erase(ret);
4060     delete column;
4061     OnColumnChange();
4062
4063     return true;
4064 }
4065
4066 bool wxDataViewCtrl::ClearColumns()
4067 {
4068     m_cols.clear();
4069     OnColumnChange();
4070     return true;
4071 }
4072
4073 int wxDataViewCtrl::GetColumnPosition( const wxDataViewColumn *column ) const
4074 {
4075     int ret = 0, dead = 0;
4076     int len = GetColumnCount();
4077     for (int i=0; i<len; i++)
4078     {
4079         wxDataViewColumn * col = GetColumn(i);
4080         if (col->IsHidden())
4081             continue;
4082         ret += col->GetWidth();
4083         if (column==col)
4084         {
4085             CalcScrolledPosition( ret, dead, &ret, &dead );
4086             break;
4087         }
4088     }
4089     return ret;
4090 }
4091
4092 wxDataViewColumn *wxDataViewCtrl::GetSortingColumn() const
4093 {
4094     return NULL;
4095 }
4096
4097 //Selection code with wxDataViewItem as parameters
4098 wxDataViewItem wxDataViewCtrl::GetSelection() const
4099 {
4100     return m_clientArea->GetSelection();
4101 }
4102
4103 int wxDataViewCtrl::GetSelections( wxDataViewItemArray & sel ) const
4104 {
4105     sel.Empty();
4106     wxDataViewSelection selection = m_clientArea->GetSelections();
4107     int len = selection.GetCount();
4108     for( int i = 0; i < len; i ++)
4109     {
4110         unsigned int row = selection[i];
4111         sel.Add( m_clientArea->GetItemByRow( row ) );
4112     }
4113     return len;
4114 }
4115
4116 void wxDataViewCtrl::SetSelections( const wxDataViewItemArray & sel )
4117 {
4118     wxDataViewSelection selection(wxDataViewSelectionCmp) ;
4119     int len = sel.GetCount();
4120     for( int i = 0; i < len; i ++ )
4121     {
4122         int row = m_clientArea->GetRowByItem( sel[i] );
4123         if( row >= 0 )
4124             selection.Add( static_cast<unsigned int>(row) );
4125     }
4126     m_clientArea->SetSelections( selection );
4127 }
4128
4129 void wxDataViewCtrl::Select( const wxDataViewItem & item )
4130 {
4131     int row = m_clientArea->GetRowByItem( item );
4132     if( row >= 0 )
4133     {
4134         //Unselect all rows before select another in the single select mode
4135         if (m_clientArea->IsSingleSel())
4136             m_clientArea->SelectAllRows(false);
4137         m_clientArea->SelectRow(row, true);
4138     }
4139 }
4140
4141 void wxDataViewCtrl::Unselect( const wxDataViewItem & item )
4142 {
4143     int row = m_clientArea->GetRowByItem( item );
4144     if( row >= 0 )
4145         m_clientArea->SelectRow(row, false);
4146 }
4147
4148 bool wxDataViewCtrl::IsSelected( const wxDataViewItem & item ) const
4149 {
4150     int row = m_clientArea->GetRowByItem( item );
4151     if( row >= 0 )
4152     {
4153         return m_clientArea->IsRowSelected(row);
4154     }
4155     return false;
4156 }
4157
4158 //Selection code with row number as parameter
4159 int wxDataViewCtrl::GetSelections( wxArrayInt & sel ) const
4160 {
4161     sel.Empty();
4162     wxDataViewSelection selection = m_clientArea->GetSelections();
4163     int len = selection.GetCount();
4164     for( int i = 0; i < len; i ++)
4165     {
4166         unsigned int row = selection[i];
4167         sel.Add( row );
4168     }
4169     return len;
4170 }
4171
4172 void wxDataViewCtrl::SetSelections( const wxArrayInt & sel )
4173 {
4174     wxDataViewSelection selection(wxDataViewSelectionCmp) ;
4175     int len = sel.GetCount();
4176     for( int i = 0; i < len; i ++ )
4177     {
4178         int row = sel[i];
4179         if( row >= 0 )
4180             selection.Add( static_cast<unsigned int>(row) );
4181     }
4182     m_clientArea->SetSelections( selection );
4183 }
4184
4185 void wxDataViewCtrl::Select( int row )
4186 {
4187     if( row >= 0 )
4188     {
4189         if (m_clientArea->IsSingleSel())
4190             m_clientArea->SelectAllRows(false);
4191         m_clientArea->SelectRow( row, true );
4192     }
4193 }
4194
4195 void wxDataViewCtrl::Unselect( int row )
4196 {
4197     if( row >= 0 )
4198         m_clientArea->SelectRow(row, false);
4199 }
4200
4201 bool wxDataViewCtrl::IsSelected( int row ) const
4202 {
4203     if( row >= 0 )
4204         return m_clientArea->IsRowSelected(row);
4205     return false;
4206 }
4207
4208 void wxDataViewCtrl::SelectRange( int from, int to )
4209 {
4210     wxArrayInt sel;
4211     for( int i = from; i < to; i ++ )
4212         sel.Add( i );
4213     m_clientArea->Select(sel);
4214 }
4215
4216 void wxDataViewCtrl::UnselectRange( int from, int to )
4217 {
4218     wxDataViewSelection sel = m_clientArea->GetSelections();
4219     for( int i = from; i < to; i ++ )
4220         if( sel.Index( i ) != wxNOT_FOUND )
4221             sel.Remove( i );
4222     m_clientArea->SetSelections(sel);
4223 }
4224
4225 void wxDataViewCtrl::SelectAll()
4226 {
4227     m_clientArea->SelectAllRows(true);
4228 }
4229
4230 void wxDataViewCtrl::UnselectAll()
4231 {
4232     m_clientArea->SelectAllRows(false);
4233 }
4234
4235 void wxDataViewCtrl::EnsureVisible( int row, int column )
4236 {
4237     if( row < 0 )
4238         row = 0;
4239     if( row > (int) m_clientArea->GetRowCount() )
4240         row = m_clientArea->GetRowCount();
4241
4242     int first = m_clientArea->GetFirstVisibleRow();
4243     int last = m_clientArea->GetLastVisibleRow();
4244     if( row < first )
4245         m_clientArea->ScrollTo( row, column );
4246     else if( row > last )
4247         m_clientArea->ScrollTo( row - last + first, column );
4248     else
4249         m_clientArea->ScrollTo( first, column );
4250 }
4251
4252 void wxDataViewCtrl::EnsureVisible( const wxDataViewItem & item, const wxDataViewColumn * column )
4253 {
4254     int row = m_clientArea->GetRowByItem(item);
4255     if( row >= 0 )
4256     {
4257         if( column == NULL )
4258             EnsureVisible(row, -1);
4259         else
4260         {
4261             int col = 0;
4262             int len = GetColumnCount();
4263             for( int i = 0; i < len; i ++ )
4264                 if( GetColumn(i) == column )
4265                 {
4266                     col = i;
4267                     break;
4268                 }
4269             EnsureVisible( row, col );
4270         }
4271     }
4272
4273 }
4274
4275 void wxDataViewCtrl::HitTest( const wxPoint & point, wxDataViewItem & item, wxDataViewColumn* &column ) const
4276 {
4277     m_clientArea->HitTest(point, item, column);
4278 }
4279
4280 wxRect wxDataViewCtrl::GetItemRect( const wxDataViewItem & item, const wxDataViewColumn* column ) const
4281 {
4282     return m_clientArea->GetItemRect(item, column);
4283 }
4284
4285 wxDataViewItem wxDataViewCtrl::GetItemByRow( unsigned int row ) const
4286 {
4287     return m_clientArea->GetItemByRow( row );
4288 }
4289
4290 int wxDataViewCtrl::GetRowByItem( const wxDataViewItem & item ) const
4291 {
4292     return m_clientArea->GetRowByItem( item );
4293 }
4294
4295 void wxDataViewCtrl::Expand( const wxDataViewItem & item )
4296 {
4297     int row = m_clientArea->GetRowByItem( item );
4298     if (row != -1)
4299         m_clientArea->Expand(row);
4300 }
4301
4302 void wxDataViewCtrl::Collapse( const wxDataViewItem & item )
4303 {
4304     int row = m_clientArea->GetRowByItem( item );
4305     if (row != -1)
4306         m_clientArea->Collapse(row);
4307 }
4308
4309  #endif
4310     // !wxUSE_GENERICDATAVIEWCTRL
4311
4312 #endif
4313     // wxUSE_DATAVIEWCTRL