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suppress harmless gcc warning about not handling all enum values in a switch
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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 #include "wx/frame.h"
38#endif
39
40#include "wx/stockitem.h"
41#include "wx/calctrl.h"
42#include "wx/popupwin.h"
43#include "wx/renderer.h"
44#include "wx/dcbuffer.h"
45#include "wx/icon.h"
46#include "wx/list.h"
47#include "wx/listimpl.cpp"
48#include "wx/imaglist.h"
49#include "wx/headerctrl.h"
50#include "wx/dnd.h"
51
52//-----------------------------------------------------------------------------
53// classes
54//-----------------------------------------------------------------------------
55
56class wxDataViewCtrl;
57
58static const int SCROLL_UNIT_X = 15;
59
60// the cell padding on the left/right
61static const int PADDING_RIGHTLEFT = 3;
62
63// the expander space margin
64static const int EXPANDER_MARGIN = 4;
65
66#ifdef __WXMSW__
67static const int EXPANDER_OFFSET = 4;
68#else
69static const int EXPANDER_OFFSET = 1;
70#endif
71
72// Below is the compare stuff.
73// For the generic implementation, both the leaf nodes and the nodes are sorted for
74// fast search when needed
75static wxDataViewModel* g_model;
76static int g_column = -2;
77static bool g_asending = true;
78
79//-----------------------------------------------------------------------------
80// wxDataViewHeaderWindow
81//-----------------------------------------------------------------------------
82
83class wxDataViewHeaderWindow : public wxHeaderCtrl
84{
85public:
86 wxDataViewHeaderWindow(wxDataViewCtrl *parent)
87 : wxHeaderCtrl(parent)
88 {
89 }
90
91 wxDataViewCtrl *GetOwner() const
92 { return static_cast<wxDataViewCtrl *>(GetParent()); }
93
94protected:
95 // implement/override wxHeaderCtrl functions by forwarding them to the main
96 // control
97 virtual const wxHeaderColumn& GetColumn(unsigned int idx) const
98 {
99 return *(GetOwner()->GetColumn(idx));
100 }
101
102 // FIXME: currently unused
103 virtual bool UpdateColumnWidthToFit(unsigned int idx, int widthTitle)
104 {
105 wxDataViewCtrl * const owner = GetOwner();
106
107 int widthContents = owner->GetBestColumnWidth(idx);
108 owner->GetColumn(idx)->SetWidth(wxMax(widthTitle, widthContents));
109 owner->OnColumnChange(idx);
110
111 return true;
112 }
113
114private:
115 bool SendEvent(wxEventType type, unsigned int n)
116 {
117 wxDataViewCtrl * const owner = GetOwner();
118 wxDataViewEvent event(type, owner->GetId());
119
120 event.SetEventObject(owner);
121 event.SetColumn(n);
122 event.SetDataViewColumn(owner->GetColumn(n));
123 event.SetModel(owner->GetModel());
124
125 // for events created by wxDataViewHeaderWindow the
126 // row / value fields are not valid
127 return owner->GetEventHandler()->ProcessEvent(event);
128 }
129
130 void OnClick(wxHeaderCtrlEvent& event)
131 {
132 const unsigned idx = event.GetColumn();
133
134 if ( SendEvent(wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_CLICK, idx) )
135 return;
136
137 // default handling for the column click is to sort by this column or
138 // toggle its sort order
139 wxDataViewCtrl * const owner = GetOwner();
140 wxDataViewColumn * const col = owner->GetColumn(idx);
141 if ( !col->IsSortable() )
142 {
143 // no default handling for non-sortable columns
144 event.Skip();
145 return;
146 }
147
148 if ( col->IsSortKey() )
149 {
150 // already using this column for sorting, just change the order
151 col->ToggleSortOrder();
152 }
153 else // not using this column for sorting yet
154 {
155 // first unset the old sort column if any
156 int oldSortKey = owner->GetSortingColumnIndex();
157 if ( oldSortKey != wxNOT_FOUND )
158 {
159 owner->GetColumn(oldSortKey)->UnsetAsSortKey();
160 owner->OnColumnChange(oldSortKey);
161 }
162
163 owner->SetSortingColumnIndex(idx);
164 col->SetAsSortKey();
165 }
166
167 wxDataViewModel * const model = owner->GetModel();
168 if ( model )
169 model->Resort();
170
171 owner->OnColumnChange(idx);
172 }
173
174 void OnRClick(wxHeaderCtrlEvent& event)
175 {
176 if ( !SendEvent(wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK,
177 event.GetColumn()) )
178 event.Skip();
179 }
180
181 void OnResize(wxHeaderCtrlEvent& event)
182 {
183 wxDataViewCtrl * const owner = GetOwner();
184
185 const unsigned col = event.GetColumn();
186 owner->GetColumn(col)->SetWidth(event.GetWidth());
187 GetOwner()->OnColumnChange(col);
188 }
189
190 void OnEndReorder(wxHeaderCtrlEvent& event)
191 {
192 wxDataViewCtrl * const owner = GetOwner();
193 owner->ColumnMoved(owner->GetColumn(event.GetColumn()),
194 event.GetNewOrder());
195 }
196
197 DECLARE_EVENT_TABLE()
198 wxDECLARE_NO_COPY_CLASS(wxDataViewHeaderWindow);
199};
200
201BEGIN_EVENT_TABLE(wxDataViewHeaderWindow, wxHeaderCtrl)
202 EVT_HEADER_CLICK(wxID_ANY, wxDataViewHeaderWindow::OnClick)
203 EVT_HEADER_RIGHT_CLICK(wxID_ANY, wxDataViewHeaderWindow::OnRClick)
204
205 EVT_HEADER_RESIZING(wxID_ANY, wxDataViewHeaderWindow::OnResize)
206 EVT_HEADER_END_RESIZE(wxID_ANY, wxDataViewHeaderWindow::OnResize)
207
208 EVT_HEADER_END_REORDER(wxID_ANY, wxDataViewHeaderWindow::OnEndReorder)
209END_EVENT_TABLE()
210
211//-----------------------------------------------------------------------------
212// wxDataViewRenameTimer
213//-----------------------------------------------------------------------------
214
215class wxDataViewRenameTimer: public wxTimer
216{
217private:
218 wxDataViewMainWindow *m_owner;
219
220public:
221 wxDataViewRenameTimer( wxDataViewMainWindow *owner );
222 void Notify();
223};
224
225//-----------------------------------------------------------------------------
226// wxDataViewTreeNode
227//-----------------------------------------------------------------------------
228
229class wxDataViewTreeNode;
230WX_DEFINE_ARRAY( wxDataViewTreeNode *, wxDataViewTreeNodes );
231WX_DEFINE_ARRAY( void* , wxDataViewTreeLeaves);
232
233int LINKAGEMODE wxGenericTreeModelNodeCmp( wxDataViewTreeNode ** node1,
234 wxDataViewTreeNode ** node2);
235int LINKAGEMODE wxGenericTreeModelItemCmp( void ** id1, void ** id2);
236
237class wxDataViewTreeNode
238{
239public:
240 wxDataViewTreeNode( wxDataViewTreeNode * parent = NULL )
241 {
242 m_parent = parent;
243 if (!parent)
244 m_open = true;
245 else
246 m_open = false;
247 m_hasChildren = false;
248 m_subTreeCount = 0;
249 }
250
251 ~wxDataViewTreeNode()
252 {
253 }
254
255 wxDataViewTreeNode * GetParent() const { return m_parent; }
256 void SetParent( wxDataViewTreeNode * parent ) { m_parent = parent; }
257 wxDataViewTreeNodes & GetNodes() { return m_nodes; }
258 wxDataViewTreeLeaves & GetChildren() { return m_leaves; }
259
260 void AddNode( wxDataViewTreeNode * node )
261 {
262 m_leaves.Add( node->GetItem().GetID() );
263 if (g_column >= -1)
264 m_leaves.Sort( &wxGenericTreeModelItemCmp );
265 m_nodes.Add( node );
266 if (g_column >= -1)
267 m_nodes.Sort( &wxGenericTreeModelNodeCmp );
268 }
269 void AddLeaf( void * leaf )
270 {
271 m_leaves.Add( leaf );
272 if (g_column >= -1)
273 m_leaves.Sort( &wxGenericTreeModelItemCmp );
274 }
275
276 wxDataViewItem & GetItem() { return m_item; }
277 const wxDataViewItem & GetItem() const { return m_item; }
278 void SetItem( const wxDataViewItem & item ) { m_item = item; }
279
280 unsigned int GetChildrenNumber() const { return m_leaves.GetCount(); }
281 unsigned int GetNodeNumber() const { return m_nodes.GetCount(); }
282 int GetIndentLevel() const
283 {
284 int ret = 0;
285 const wxDataViewTreeNode * node = this;
286 while( node->GetParent()->GetParent() != NULL )
287 {
288 node = node->GetParent();
289 ret ++;
290 }
291 return ret;
292 }
293
294 bool IsOpen() const
295 {
296 return m_open;
297 }
298
299 void ToggleOpen()
300 {
301 int len = m_nodes.GetCount();
302 int sum = 0;
303 for ( int i = 0;i < len; i ++)
304 sum += m_nodes[i]->GetSubTreeCount();
305
306 sum += m_leaves.GetCount();
307 if (m_open)
308 {
309 ChangeSubTreeCount(-sum);
310 m_open = !m_open;
311 }
312 else
313 {
314 m_open = !m_open;
315 ChangeSubTreeCount(sum);
316 }
317 }
318 bool HasChildren() const { return m_hasChildren; }
319 void SetHasChildren( bool has ){ m_hasChildren = has; }
320
321 void SetSubTreeCount( int num ) { m_subTreeCount = num; }
322 int GetSubTreeCount() const { return m_subTreeCount; }
323 void ChangeSubTreeCount( int num )
324 {
325 if( !m_open )
326 return;
327 m_subTreeCount += num;
328 if( m_parent )
329 m_parent->ChangeSubTreeCount(num);
330 }
331
332 void Resort()
333 {
334 if (g_column >= -1)
335 {
336 m_nodes.Sort( &wxGenericTreeModelNodeCmp );
337 int len = m_nodes.GetCount();
338 for (int i = 0; i < len; i ++)
339 m_nodes[i]->Resort();
340 m_leaves.Sort( &wxGenericTreeModelItemCmp );
341 }
342 }
343
344private:
345 wxDataViewTreeNode *m_parent;
346 wxDataViewTreeNodes m_nodes;
347 wxDataViewTreeLeaves m_leaves;
348 wxDataViewItem m_item;
349 bool m_open;
350 bool m_hasChildren;
351 int m_subTreeCount;
352};
353
354int LINKAGEMODE wxGenericTreeModelNodeCmp( wxDataViewTreeNode ** node1,
355 wxDataViewTreeNode ** node2)
356{
357 return g_model->Compare( (*node1)->GetItem(), (*node2)->GetItem(), g_column, g_asending );
358}
359
360int LINKAGEMODE wxGenericTreeModelItemCmp( void ** id1, void ** id2)
361{
362 return g_model->Compare( *id1, *id2, g_column, g_asending );
363}
364
365
366//-----------------------------------------------------------------------------
367// wxDataViewMainWindow
368//-----------------------------------------------------------------------------
369
370WX_DEFINE_SORTED_USER_EXPORTED_ARRAY_SIZE_T(unsigned int, wxDataViewSelection,
371 WXDLLIMPEXP_ADV);
372WX_DECLARE_LIST(wxDataViewItem, ItemList);
373WX_DEFINE_LIST(ItemList)
374
375class wxDataViewMainWindow: public wxWindow
376{
377public:
378 wxDataViewMainWindow( wxDataViewCtrl *parent,
379 wxWindowID id,
380 const wxPoint &pos = wxDefaultPosition,
381 const wxSize &size = wxDefaultSize,
382 const wxString &name = wxT("wxdataviewctrlmainwindow") );
383 virtual ~wxDataViewMainWindow();
384
385 bool IsVirtualList() const { return m_root == NULL; }
386
387 // notifications from wxDataViewModel
388 bool ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item );
389 bool ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item );
390 bool ItemChanged( const wxDataViewItem &item );
391 bool ValueChanged( const wxDataViewItem &item, unsigned int col );
392 bool Cleared();
393 void Resort()
394 {
395 if (!IsVirtualList())
396 {
397 SortPrepare();
398 m_root->Resort();
399 }
400 UpdateDisplay();
401 }
402
403 void SortPrepare()
404 {
405 g_model = GetOwner()->GetModel();
406 wxDataViewColumn* col = GetOwner()->GetSortingColumn();
407 if( !col )
408 {
409 if (g_model->HasDefaultCompare())
410 g_column = -1;
411 else
412 g_column = -2;
413
414 g_asending = true;
415 return;
416 }
417 g_column = col->GetModelColumn();
418 g_asending = col->IsSortOrderAscending();
419 }
420
421 void SetOwner( wxDataViewCtrl* owner ) { m_owner = owner; }
422 wxDataViewCtrl *GetOwner() { return m_owner; }
423 const wxDataViewCtrl *GetOwner() const { return m_owner; }
424
425#if wxUSE_DRAG_AND_DROP
426 wxBitmap CreateItemBitmap( unsigned int row, int &indent );
427#endif // wxUSE_DRAG_AND_DROP
428 void OnPaint( wxPaintEvent &event );
429 void OnArrowChar(unsigned int newCurrent, const wxKeyEvent& event);
430 void OnChar( wxKeyEvent &event );
431 void OnMouse( wxMouseEvent &event );
432 void OnSetFocus( wxFocusEvent &event );
433 void OnKillFocus( wxFocusEvent &event );
434
435 void UpdateDisplay();
436 void RecalculateDisplay();
437 void OnInternalIdle();
438
439 void OnRenameTimer();
440
441 void ScrollWindow( int dx, int dy, const wxRect *rect = NULL );
442 void ScrollTo( int rows, int column );
443
444 bool HasCurrentRow() { return m_currentRow != (unsigned int)-1; }
445 void ChangeCurrentRow( unsigned int row );
446
447 bool IsSingleSel() const { return !GetParent()->HasFlag(wxDV_MULTIPLE); }
448 bool IsEmpty() { return GetRowCount() == 0; }
449
450 int GetCountPerPage() const;
451 int GetEndOfLastCol() const;
452 unsigned int GetFirstVisibleRow() const;
453
454 // I change this method to un const because in the tree view,
455 // the displaying number of the tree are changing along with the
456 // expanding/collapsing of the tree nodes
457 unsigned int GetLastVisibleRow();
458 unsigned int GetRowCount();
459
460 wxDataViewItem GetSelection() const;
461 wxDataViewSelection GetSelections(){ return m_selection; }
462 void SetSelections( const wxDataViewSelection & sel )
463 { m_selection = sel; UpdateDisplay(); }
464 void Select( const wxArrayInt& aSelections );
465 void SelectAllRows( bool on );
466 void SelectRow( unsigned int row, bool on );
467 void SelectRows( unsigned int from, unsigned int to, bool on );
468 void ReverseRowSelection( unsigned int row );
469 bool IsRowSelected( unsigned int row );
470 void SendSelectionChangedEvent( const wxDataViewItem& item);
471
472 void RefreshRow( unsigned int row );
473 void RefreshRows( unsigned int from, unsigned int to );
474 void RefreshRowsAfter( unsigned int firstRow );
475
476 // returns the colour to be used for drawing the rules
477 wxColour GetRuleColour() const
478 {
479 return wxSystemSettings::GetColour(wxSYS_COLOUR_3DLIGHT);
480 }
481
482 wxRect GetLineRect( unsigned int row ) const;
483
484 int GetLineStart( unsigned int row ) const; // row * m_lineHeight in fixed mode
485 int GetLineHeight( unsigned int row ) const; // m_lineHeight in fixed mode
486 int GetLineAt( unsigned int y ) const; // y / m_lineHeight in fixed mode
487
488 // Some useful functions for row and item mapping
489 wxDataViewItem GetItemByRow( unsigned int row ) const;
490 int GetRowByItem( const wxDataViewItem & item ) const;
491
492 // Methods for building the mapping tree
493 void BuildTree( wxDataViewModel * model );
494 void DestroyTree();
495 void HitTest( const wxPoint & point, wxDataViewItem & item, wxDataViewColumn* &column );
496 wxRect GetItemRect( const wxDataViewItem & item, const wxDataViewColumn* column );
497
498 void Expand( unsigned int row );
499 void Collapse( unsigned int row );
500 bool IsExpanded( unsigned int row ) const;
501 bool HasChildren( unsigned int row ) const;
502
503#if wxUSE_DRAG_AND_DROP
504 bool EnableDragSource( const wxDataFormat &format );
505 bool EnableDropTarget( const wxDataFormat &format );
506
507 void RemoveDropHint();
508 wxDragResult OnDragOver( wxDataFormat format, wxCoord x, wxCoord y, wxDragResult def );
509 bool OnDrop( wxDataFormat format, wxCoord x, wxCoord y );
510 wxDragResult OnData( wxDataFormat format, wxCoord x, wxCoord y, wxDragResult def );
511 void OnLeave();
512#endif // wxUSE_DRAG_AND_DROP
513
514private:
515 wxDataViewTreeNode * GetTreeNodeByRow( unsigned int row ) const;
516 // We did not need this temporarily
517 // wxDataViewTreeNode * GetTreeNodeByItem( const wxDataViewItem & item );
518
519 int RecalculateCount();
520
521 wxDataViewEvent SendExpanderEvent( wxEventType type, const wxDataViewItem & item );
522
523 wxDataViewTreeNode * FindNode( const wxDataViewItem & item );
524
525private:
526 wxDataViewCtrl *m_owner;
527 int m_lineHeight;
528 bool m_dirty;
529
530 wxDataViewColumn *m_currentCol;
531 unsigned int m_currentRow;
532 wxDataViewSelection m_selection;
533
534 wxDataViewRenameTimer *m_renameTimer;
535 bool m_lastOnSame;
536
537 bool m_hasFocus;
538
539#if wxUSE_DRAG_AND_DROP
540 int m_dragCount;
541 wxPoint m_dragStart;
542
543 bool m_dragEnabled;
544 wxDataFormat m_dragFormat;
545
546 bool m_dropEnabled;
547 wxDataFormat m_dropFormat;
548 bool m_dropHint;
549 unsigned int m_dropHintLine;
550#endif // wxUSE_DRAG_AND_DROP
551
552 // for double click logic
553 unsigned int m_lineLastClicked,
554 m_lineBeforeLastClicked,
555 m_lineSelectSingleOnUp;
556
557 // the pen used to draw horiz/vertical rules
558 wxPen m_penRule;
559
560 // the pen used to draw the expander and the lines
561 wxPen m_penExpander;
562
563 // This is the tree structure of the model
564 wxDataViewTreeNode * m_root;
565 int m_count;
566
567 // This is the tree node under the cursor
568 wxDataViewTreeNode * m_underMouse;
569
570private:
571 DECLARE_DYNAMIC_CLASS(wxDataViewMainWindow)
572 DECLARE_EVENT_TABLE()
573};
574
575// ---------------------------------------------------------
576// wxGenericDataViewModelNotifier
577// ---------------------------------------------------------
578
579class wxGenericDataViewModelNotifier: public wxDataViewModelNotifier
580{
581public:
582 wxGenericDataViewModelNotifier( wxDataViewMainWindow *mainWindow )
583 { m_mainWindow = mainWindow; }
584
585 virtual bool ItemAdded( const wxDataViewItem & parent, const wxDataViewItem & item )
586 { return m_mainWindow->ItemAdded( parent , item ); }
587 virtual bool ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item )
588 { return m_mainWindow->ItemDeleted( parent, item ); }
589 virtual bool ItemChanged( const wxDataViewItem & item )
590 { return m_mainWindow->ItemChanged(item); }
591 virtual bool ValueChanged( const wxDataViewItem & item , unsigned int col )
592 { return m_mainWindow->ValueChanged( item, col ); }
593 virtual bool Cleared()
594 { return m_mainWindow->Cleared(); }
595 virtual void Resort()
596 { m_mainWindow->Resort(); }
597
598 wxDataViewMainWindow *m_mainWindow;
599};
600
601// ---------------------------------------------------------
602// wxDataViewRenderer
603// ---------------------------------------------------------
604
605IMPLEMENT_ABSTRACT_CLASS(wxDataViewRenderer, wxDataViewRendererBase)
606
607wxDataViewRenderer::wxDataViewRenderer( const wxString &varianttype,
608 wxDataViewCellMode mode,
609 int align) :
610 wxDataViewRendererBase( varianttype, mode, align )
611{
612 m_dc = NULL;
613 m_align = align;
614 m_mode = mode;
615 m_wantsAttr = false;
616 m_hasAttr = false;
617}
618
619wxDataViewRenderer::~wxDataViewRenderer()
620{
621 if (m_dc)
622 delete m_dc;
623}
624
625wxDC *wxDataViewRenderer::GetDC()
626{
627 if (m_dc == NULL)
628 {
629 if (GetOwner() == NULL)
630 return NULL;
631 if (GetOwner()->GetOwner() == NULL)
632 return NULL;
633 m_dc = new wxClientDC( GetOwner()->GetOwner() );
634 }
635
636 return m_dc;
637}
638
639void wxDataViewRenderer::SetAlignment( int align )
640{
641 m_align=align;
642}
643
644int wxDataViewRenderer::GetAlignment() const
645{
646 return m_align;
647}
648
649int wxDataViewRenderer::CalculateAlignment() const
650{
651 if (m_align == wxDVR_DEFAULT_ALIGNMENT)
652 {
653 if (GetOwner() == NULL)
654 return wxALIGN_LEFT | wxALIGN_CENTRE_VERTICAL;
655
656 return GetOwner()->GetAlignment() | wxALIGN_CENTRE_VERTICAL;
657 }
658
659 return m_align;
660}
661
662// ---------------------------------------------------------
663// wxDataViewCustomRenderer
664// ---------------------------------------------------------
665
666IMPLEMENT_ABSTRACT_CLASS(wxDataViewCustomRenderer, wxDataViewRenderer)
667
668wxDataViewCustomRenderer::wxDataViewCustomRenderer( const wxString &varianttype,
669 wxDataViewCellMode mode, int align ) :
670 wxDataViewRenderer( varianttype, mode, align )
671{
672}
673
674void wxDataViewCustomRenderer::RenderText( const wxString &text, int xoffset,
675 wxRect cell, wxDC *dc, int state )
676{
677 wxDataViewCtrl *view = GetOwner()->GetOwner();
678 wxColour col = (state & wxDATAVIEW_CELL_SELECTED) ?
679 wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT) :
680 view->GetForegroundColour();
681 dc->SetTextForeground(col);
682 dc->DrawText( text,
683 cell.x + xoffset,
684 cell.y + ((cell.height - dc->GetCharHeight()) / 2));
685}
686
687// ---------------------------------------------------------
688// wxDataViewTextRenderer
689// ---------------------------------------------------------
690
691IMPLEMENT_CLASS(wxDataViewTextRenderer, wxDataViewCustomRenderer)
692
693wxDataViewTextRenderer::wxDataViewTextRenderer( const wxString &varianttype,
694 wxDataViewCellMode mode, int align ) :
695 wxDataViewCustomRenderer( varianttype, mode, align )
696{
697}
698
699bool wxDataViewTextRenderer::SetValue( const wxVariant &value )
700{
701 m_text = value.GetString();
702
703 return true;
704}
705
706bool wxDataViewTextRenderer::GetValue( wxVariant& WXUNUSED(value) ) const
707{
708 return false;
709}
710
711bool wxDataViewTextRenderer::HasEditorCtrl() const
712{
713 return true;
714}
715
716wxControl* wxDataViewTextRenderer::CreateEditorCtrl( wxWindow *parent,
717 wxRect labelRect, const wxVariant &value )
718{
719 wxTextCtrl* ctrl = new wxTextCtrl( parent, wxID_ANY, value,
720 wxPoint(labelRect.x,labelRect.y),
721 wxSize(labelRect.width,labelRect.height) );
722
723 // select the text in the control an place the cursor at the end
724 ctrl->SetInsertionPointEnd();
725 ctrl->SelectAll();
726
727 return ctrl;
728}
729
730bool wxDataViewTextRenderer::GetValueFromEditorCtrl( wxControl *editor, wxVariant &value )
731{
732 wxTextCtrl *text = (wxTextCtrl*) editor;
733 value = text->GetValue();
734 return true;
735}
736
737bool wxDataViewTextRenderer::Render( wxRect cell, wxDC *dc, int state )
738{
739 RenderText( m_text, 0, cell, dc, state );
740 return true;
741}
742
743wxSize wxDataViewTextRenderer::GetSize() const
744{
745 const wxDataViewCtrl *view = GetView();
746 if (!m_text.empty())
747 return view->wxWindowBase::GetTextExtent( m_text );
748 return wxSize(wxDVC_DEFAULT_RENDERER_SIZE,wxDVC_DEFAULT_RENDERER_SIZE);
749}
750
751// ---------------------------------------------------------
752// wxDataViewTextRendererAttr
753// ---------------------------------------------------------
754
755IMPLEMENT_CLASS(wxDataViewTextRendererAttr, wxDataViewTextRenderer)
756
757wxDataViewTextRendererAttr::wxDataViewTextRendererAttr( const wxString &varianttype,
758 wxDataViewCellMode mode, int align ) :
759 wxDataViewTextRenderer( varianttype, mode, align )
760{
761 m_wantsAttr = true;
762}
763
764bool wxDataViewTextRendererAttr::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) )
765{
766 wxFont font;
767 wxColour colour;
768
769 if (m_hasAttr)
770 {
771 if (m_attr.HasColour())
772 {
773 colour = dc->GetTextForeground();
774 dc->SetTextForeground( m_attr.GetColour() );
775 }
776
777 if (m_attr.GetBold() || m_attr.GetItalic())
778 {
779 font = dc->GetFont();
780 wxFont myfont = font;
781 if (m_attr.GetBold())
782 myfont.SetWeight( wxFONTWEIGHT_BOLD );
783 if (m_attr.GetItalic())
784 myfont.SetStyle( wxFONTSTYLE_ITALIC );
785 dc->SetFont( myfont );
786 }
787 }
788
789 dc->DrawText( m_text, cell.x, cell.y + ((cell.height - dc->GetCharHeight()) / 2));
790
791 // restore dc
792 if (m_hasAttr)
793 {
794 if (m_attr.HasColour())
795 dc->SetTextForeground( colour );
796
797 if (m_attr.GetBold() || m_attr.GetItalic())
798 dc->SetFont( font );
799 }
800
801 return true;
802}
803
804
805// ---------------------------------------------------------
806// wxDataViewBitmapRenderer
807// ---------------------------------------------------------
808
809IMPLEMENT_CLASS(wxDataViewBitmapRenderer, wxDataViewCustomRenderer)
810
811wxDataViewBitmapRenderer::wxDataViewBitmapRenderer( const wxString &varianttype,
812 wxDataViewCellMode mode, int align ) :
813 wxDataViewCustomRenderer( varianttype, mode, align )
814{
815}
816
817bool wxDataViewBitmapRenderer::SetValue( const wxVariant &value )
818{
819 if (value.GetType() == wxT("wxBitmap"))
820 m_bitmap << value;
821 if (value.GetType() == wxT("wxIcon"))
822 m_icon << value;
823
824 return true;
825}
826
827bool wxDataViewBitmapRenderer::GetValue( wxVariant& WXUNUSED(value) ) const
828{
829 return false;
830}
831
832bool wxDataViewBitmapRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) )
833{
834 if (m_bitmap.Ok())
835 dc->DrawBitmap( m_bitmap, cell.x, cell.y );
836 else if (m_icon.Ok())
837 dc->DrawIcon( m_icon, cell.x, cell.y );
838
839 return true;
840}
841
842wxSize wxDataViewBitmapRenderer::GetSize() const
843{
844 if (m_bitmap.Ok())
845 return wxSize( m_bitmap.GetWidth(), m_bitmap.GetHeight() );
846 else if (m_icon.Ok())
847 return wxSize( m_icon.GetWidth(), m_icon.GetHeight() );
848
849 return wxSize(wxDVC_DEFAULT_RENDERER_SIZE,wxDVC_DEFAULT_RENDERER_SIZE);
850}
851
852// ---------------------------------------------------------
853// wxDataViewToggleRenderer
854// ---------------------------------------------------------
855
856IMPLEMENT_ABSTRACT_CLASS(wxDataViewToggleRenderer, wxDataViewCustomRenderer)
857
858wxDataViewToggleRenderer::wxDataViewToggleRenderer( const wxString &varianttype,
859 wxDataViewCellMode mode, int align ) :
860 wxDataViewCustomRenderer( varianttype, mode, align )
861{
862 m_toggle = false;
863}
864
865bool wxDataViewToggleRenderer::SetValue( const wxVariant &value )
866{
867 m_toggle = value.GetBool();
868
869 return true;
870}
871
872bool wxDataViewToggleRenderer::GetValue( wxVariant &WXUNUSED(value) ) const
873{
874 return false;
875}
876
877bool wxDataViewToggleRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) )
878{
879 int flags = 0;
880 if (m_toggle)
881 flags |= wxCONTROL_CHECKED;
882 if (GetMode() != wxDATAVIEW_CELL_ACTIVATABLE)
883 flags |= wxCONTROL_DISABLED;
884
885 wxRendererNative::Get().DrawCheckBox(
886 GetOwner()->GetOwner(),
887 *dc,
888 cell,
889 flags );
890
891 return true;
892}
893
894bool wxDataViewToggleRenderer::Activate( wxRect WXUNUSED(cell),
895 wxDataViewModel *model,
896 const wxDataViewItem & item, unsigned int col)
897{
898 bool value = !m_toggle;
899 wxVariant variant = value;
900 model->SetValue( variant, item, col);
901 model->ValueChanged( item, col );
902 return true;
903}
904
905wxSize wxDataViewToggleRenderer::GetSize() const
906{
907 // the window parameter is not used by GetCheckBoxSize() so it's
908 // safe to pass NULL
909 return wxRendererNative::Get().GetCheckBoxSize(NULL);
910}
911
912// ---------------------------------------------------------
913// wxDataViewProgressRenderer
914// ---------------------------------------------------------
915
916IMPLEMENT_ABSTRACT_CLASS(wxDataViewProgressRenderer, wxDataViewCustomRenderer)
917
918wxDataViewProgressRenderer::wxDataViewProgressRenderer( const wxString &label,
919 const wxString &varianttype, wxDataViewCellMode mode, int align ) :
920 wxDataViewCustomRenderer( varianttype, mode, align )
921{
922 m_label = label;
923 m_value = 0;
924}
925
926wxDataViewProgressRenderer::~wxDataViewProgressRenderer()
927{
928}
929
930bool wxDataViewProgressRenderer::SetValue( const wxVariant &value )
931{
932 m_value = (long) value;
933
934 if (m_value < 0) m_value = 0;
935 if (m_value > 100) m_value = 100;
936
937 return true;
938}
939
940bool wxDataViewProgressRenderer::GetValue( wxVariant &value ) const
941{
942 value = (long) m_value;
943 return true;
944}
945
946bool wxDataViewProgressRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) )
947{
948 double pct = (double)m_value / 100.0;
949 wxRect bar = cell;
950 bar.width = (int)(cell.width * pct);
951 dc->SetPen( *wxTRANSPARENT_PEN );
952 dc->SetBrush( *wxBLUE_BRUSH );
953 dc->DrawRectangle( bar );
954
955 dc->SetBrush( *wxTRANSPARENT_BRUSH );
956 dc->SetPen( *wxBLACK_PEN );
957 dc->DrawRectangle( cell );
958
959 return true;
960}
961
962wxSize wxDataViewProgressRenderer::GetSize() const
963{
964 return wxSize(40,12);
965}
966
967// ---------------------------------------------------------
968// wxDataViewDateRenderer
969// ---------------------------------------------------------
970
971#define wxUSE_DATE_RENDERER_POPUP (wxUSE_CALENDARCTRL && wxUSE_POPUPWIN)
972
973#if wxUSE_DATE_RENDERER_POPUP
974
975class wxDataViewDateRendererPopupTransient: public wxPopupTransientWindow
976{
977public:
978 wxDataViewDateRendererPopupTransient( wxWindow* parent, wxDateTime *value,
979 wxDataViewModel *model, const wxDataViewItem & item, unsigned int col) :
980 wxPopupTransientWindow( parent, wxBORDER_SIMPLE ),
981 m_item( item )
982 {
983 m_model = model;
984 m_col = col;
985 m_cal = new wxCalendarCtrl( this, wxID_ANY, *value );
986 wxBoxSizer *sizer = new wxBoxSizer( wxHORIZONTAL );
987 sizer->Add( m_cal, 1, wxGROW );
988 SetSizer( sizer );
989 sizer->Fit( this );
990 }
991
992 void OnCalendar( wxCalendarEvent &event );
993
994 wxCalendarCtrl *m_cal;
995 wxDataViewModel *m_model;
996 unsigned int m_col;
997 const wxDataViewItem & m_item;
998
999protected:
1000 virtual void OnDismiss()
1001 {
1002 }
1003
1004private:
1005 DECLARE_EVENT_TABLE()
1006};
1007
1008BEGIN_EVENT_TABLE(wxDataViewDateRendererPopupTransient,wxPopupTransientWindow)
1009 EVT_CALENDAR( wxID_ANY, wxDataViewDateRendererPopupTransient::OnCalendar )
1010END_EVENT_TABLE()
1011
1012void wxDataViewDateRendererPopupTransient::OnCalendar( wxCalendarEvent &event )
1013{
1014 wxDateTime date = event.GetDate();
1015 wxVariant value = date;
1016 m_model->SetValue( value, m_item, m_col );
1017 m_model->ValueChanged( m_item, m_col );
1018 DismissAndNotify();
1019}
1020
1021#endif // wxUSE_DATE_RENDERER_POPUP
1022
1023IMPLEMENT_ABSTRACT_CLASS(wxDataViewDateRenderer, wxDataViewCustomRenderer)
1024
1025wxDataViewDateRenderer::wxDataViewDateRenderer( const wxString &varianttype,
1026 wxDataViewCellMode mode, int align ) :
1027 wxDataViewCustomRenderer( varianttype, mode, align )
1028{
1029}
1030
1031bool wxDataViewDateRenderer::SetValue( const wxVariant &value )
1032{
1033 m_date = value.GetDateTime();
1034
1035 return true;
1036}
1037
1038bool wxDataViewDateRenderer::GetValue( wxVariant &value ) const
1039{
1040 value = m_date;
1041 return true;
1042}
1043
1044bool wxDataViewDateRenderer::Render( wxRect cell, wxDC *dc, int state )
1045{
1046 wxString tmp = m_date.FormatDate();
1047 RenderText( tmp, 0, cell, dc, state );
1048 return true;
1049}
1050
1051wxSize wxDataViewDateRenderer::GetSize() const
1052{
1053 const wxDataViewCtrl* view = GetView();
1054 wxString tmp = m_date.FormatDate();
1055 wxCoord x,y,d;
1056 view->GetTextExtent( tmp, &x, &y, &d );
1057 return wxSize(x,y+d);
1058}
1059
1060bool wxDataViewDateRenderer::Activate( wxRect WXUNUSED(cell), wxDataViewModel *model,
1061 const wxDataViewItem & item, unsigned int col )
1062{
1063 wxVariant variant;
1064 model->GetValue( variant, item, col );
1065 wxDateTime value = variant.GetDateTime();
1066
1067#if wxUSE_DATE_RENDERER_POPUP
1068 wxDataViewDateRendererPopupTransient *popup = new wxDataViewDateRendererPopupTransient(
1069 GetOwner()->GetOwner()->GetParent(), &value, model, item, col);
1070 wxPoint pos = wxGetMousePosition();
1071 popup->Move( pos );
1072 popup->Layout();
1073 popup->Popup( popup->m_cal );
1074#else // !wxUSE_DATE_RENDERER_POPUP
1075 wxMessageBox(value.Format());
1076#endif // wxUSE_DATE_RENDERER_POPUP/!wxUSE_DATE_RENDERER_POPUP
1077 return true;
1078}
1079
1080// ---------------------------------------------------------
1081// wxDataViewIconTextRenderer
1082// ---------------------------------------------------------
1083
1084IMPLEMENT_CLASS(wxDataViewIconTextRenderer, wxDataViewCustomRenderer)
1085
1086wxDataViewIconTextRenderer::wxDataViewIconTextRenderer(
1087const wxString &varianttype, wxDataViewCellMode mode, int align ) :
1088 wxDataViewCustomRenderer( varianttype, mode, align )
1089{
1090 SetMode(mode);
1091 SetAlignment(align);
1092}
1093
1094wxDataViewIconTextRenderer::~wxDataViewIconTextRenderer()
1095{
1096}
1097
1098bool wxDataViewIconTextRenderer::SetValue( const wxVariant &value )
1099{
1100 m_value << value;
1101 return true;
1102}
1103
1104bool wxDataViewIconTextRenderer::GetValue( wxVariant& WXUNUSED(value) ) const
1105{
1106 return false;
1107}
1108
1109bool wxDataViewIconTextRenderer::Render( wxRect cell, wxDC *dc, int state )
1110{
1111 int xoffset = 0;
1112 const wxIcon &icon = m_value.GetIcon();
1113 if (icon.IsOk())
1114 {
1115 dc->DrawIcon( icon, cell.x, cell.y + ((cell.height - icon.GetHeight()) / 2));
1116 xoffset = icon.GetWidth()+4;
1117 }
1118
1119 RenderText( m_value.GetText(), xoffset, cell, dc, state );
1120
1121 return true;
1122}
1123
1124wxSize wxDataViewIconTextRenderer::GetSize() const
1125{
1126 const wxDataViewCtrl *view = GetView();
1127 if (!m_value.GetText().empty())
1128 {
1129 int x,y;
1130 view->GetTextExtent( m_value.GetText(), &x, &y );
1131
1132 if (m_value.GetIcon().IsOk())
1133 x += m_value.GetIcon().GetWidth() + 4;
1134 return wxSize( x, y );
1135 }
1136 return wxSize(80,20);
1137}
1138
1139wxControl* wxDataViewIconTextRenderer::CreateEditorCtrl(wxWindow *parent, wxRect labelRect, const wxVariant& value)
1140{
1141 wxDataViewIconText iconText;
1142 iconText << value;
1143
1144 wxString text = iconText.GetText();
1145
1146 // adjust the label rect to take the width of the icon into account
1147 if (iconText.GetIcon().IsOk())
1148 {
1149 int w = iconText.GetIcon().GetWidth() + 4;
1150 labelRect.x += w;
1151 labelRect.width -= w;
1152 }
1153
1154 wxTextCtrl* ctrl = new wxTextCtrl( parent, wxID_ANY, text,
1155 wxPoint(labelRect.x,labelRect.y),
1156 wxSize(labelRect.width,labelRect.height) );
1157
1158 // select the text in the control an place the cursor at the end
1159 ctrl->SetInsertionPointEnd();
1160 ctrl->SelectAll();
1161
1162 return ctrl;
1163}
1164
1165bool wxDataViewIconTextRenderer::GetValueFromEditorCtrl( wxControl *editor, wxVariant& value )
1166{
1167 wxTextCtrl *text = (wxTextCtrl*) editor;
1168
1169 wxDataViewIconText iconText(text->GetValue(), m_value.GetIcon());
1170 value << iconText;
1171 return true;
1172}
1173
1174//-----------------------------------------------------------------------------
1175// wxDataViewDropTarget
1176//-----------------------------------------------------------------------------
1177
1178#if wxUSE_DRAG_AND_DROP
1179
1180class wxBitmapCanvas: public wxWindow
1181{
1182public:
1183 wxBitmapCanvas( wxWindow *parent, const wxBitmap &bitmap, const wxSize &size ) :
1184 wxWindow( parent, wxID_ANY, wxPoint(0,0), size )
1185 {
1186 m_bitmap = bitmap;
1187 Connect( wxEVT_PAINT, wxPaintEventHandler(wxBitmapCanvas::OnPaint) );
1188 }
1189
1190 void OnPaint( wxPaintEvent &WXUNUSED(event) )
1191 {
1192 wxPaintDC dc(this);
1193 dc.DrawBitmap( m_bitmap, 0, 0);
1194 }
1195
1196 wxBitmap m_bitmap;
1197};
1198
1199class wxDataViewDropSource: public wxDropSource
1200{
1201public:
1202 wxDataViewDropSource( wxDataViewMainWindow *win, unsigned int row ) :
1203 wxDropSource( win )
1204 {
1205 m_win = win;
1206 m_row = row;
1207 m_hint = NULL;
1208 }
1209
1210 ~wxDataViewDropSource()
1211 {
1212 delete m_hint;
1213 }
1214
1215 virtual bool GiveFeedback( wxDragResult WXUNUSED(effect) )
1216 {
1217 wxPoint pos = wxGetMousePosition();
1218
1219 if (!m_hint)
1220 {
1221 int liney = m_win->GetLineStart( m_row );
1222 int linex = 0;
1223 m_win->GetOwner()->CalcUnscrolledPosition( 0, liney, NULL, &liney );
1224 m_win->ClientToScreen( &linex, &liney );
1225 m_dist_x = pos.x - linex;
1226 m_dist_y = pos.y - liney;
1227
1228 int indent = 0;
1229 wxBitmap ib = m_win->CreateItemBitmap( m_row, indent );
1230 m_dist_x -= indent;
1231 m_hint = new wxFrame( m_win->GetParent(), wxID_ANY, wxEmptyString,
1232 wxPoint(pos.x - m_dist_x, pos.y + 5 ),
1233 ib.GetSize(),
1234 wxFRAME_TOOL_WINDOW |
1235 wxFRAME_FLOAT_ON_PARENT |
1236 wxFRAME_NO_TASKBAR |
1237 wxNO_BORDER );
1238 new wxBitmapCanvas( m_hint, ib, ib.GetSize() );
1239 m_hint->Show();
1240 }
1241 else
1242 {
1243 m_hint->Move( pos.x - m_dist_x, pos.y + 5 );
1244 m_hint->SetTransparent( 128 );
1245 }
1246
1247 return false;
1248 }
1249
1250 wxDataViewMainWindow *m_win;
1251 unsigned int m_row;
1252 wxFrame *m_hint;
1253 int m_dist_x,m_dist_y;
1254};
1255
1256
1257class wxDataViewDropTarget: public wxDropTarget
1258{
1259public:
1260 wxDataViewDropTarget( wxDataObject *obj, wxDataViewMainWindow *win ) :
1261 wxDropTarget( obj )
1262 {
1263 m_win = win;
1264 }
1265
1266 virtual wxDragResult OnDragOver( wxCoord x, wxCoord y, wxDragResult def )
1267 {
1268 wxDataFormat format = GetMatchingPair();
1269 if (format == wxDF_INVALID)
1270 return wxDragNone;
1271 return m_win->OnDragOver( format, x, y, def);
1272 }
1273
1274 virtual bool OnDrop( wxCoord x, wxCoord y )
1275 {
1276 wxDataFormat format = GetMatchingPair();
1277 if (format == wxDF_INVALID)
1278 return false;
1279 return m_win->OnDrop( format, x, y );
1280 }
1281
1282 virtual wxDragResult OnData( wxCoord x, wxCoord y, wxDragResult def )
1283 {
1284 wxDataFormat format = GetMatchingPair();
1285 if (format == wxDF_INVALID)
1286 return wxDragNone;
1287 if (!GetData())
1288 return wxDragNone;
1289 return m_win->OnData( format, x, y, def );
1290 }
1291
1292 virtual void OnLeave()
1293 { m_win->OnLeave(); }
1294
1295 wxDataViewMainWindow *m_win;
1296};
1297
1298#endif // wxUSE_DRAG_AND_DROP
1299
1300//-----------------------------------------------------------------------------
1301// wxDataViewRenameTimer
1302//-----------------------------------------------------------------------------
1303
1304wxDataViewRenameTimer::wxDataViewRenameTimer( wxDataViewMainWindow *owner )
1305{
1306 m_owner = owner;
1307}
1308
1309void wxDataViewRenameTimer::Notify()
1310{
1311 m_owner->OnRenameTimer();
1312}
1313
1314//-----------------------------------------------------------------------------
1315// wxDataViewMainWindow
1316//-----------------------------------------------------------------------------
1317
1318// The tree building helper, declared firstly
1319static void BuildTreeHelper( wxDataViewModel * model, wxDataViewItem & item,
1320 wxDataViewTreeNode * node);
1321
1322int LINKAGEMODE wxDataViewSelectionCmp( unsigned int row1, unsigned int row2 )
1323{
1324 if (row1 > row2) return 1;
1325 if (row1 == row2) return 0;
1326 return -1;
1327}
1328
1329IMPLEMENT_ABSTRACT_CLASS(wxDataViewMainWindow, wxWindow)
1330
1331BEGIN_EVENT_TABLE(wxDataViewMainWindow,wxWindow)
1332 EVT_PAINT (wxDataViewMainWindow::OnPaint)
1333 EVT_MOUSE_EVENTS (wxDataViewMainWindow::OnMouse)
1334 EVT_SET_FOCUS (wxDataViewMainWindow::OnSetFocus)
1335 EVT_KILL_FOCUS (wxDataViewMainWindow::OnKillFocus)
1336 EVT_CHAR (wxDataViewMainWindow::OnChar)
1337END_EVENT_TABLE()
1338
1339wxDataViewMainWindow::wxDataViewMainWindow( wxDataViewCtrl *parent, wxWindowID id,
1340 const wxPoint &pos, const wxSize &size, const wxString &name ) :
1341 wxWindow( parent, id, pos, size, wxWANTS_CHARS|wxBORDER_NONE, name ),
1342 m_selection( wxDataViewSelectionCmp )
1343
1344{
1345 SetOwner( parent );
1346
1347 m_lastOnSame = false;
1348 m_renameTimer = new wxDataViewRenameTimer( this );
1349
1350 // TODO: user better initial values/nothing selected
1351 m_currentCol = NULL;
1352 m_currentRow = 0;
1353
1354 m_lineHeight = wxMax( 17, GetCharHeight() + 2 ); // 17 = mini icon height + 1
1355
1356#if wxUSE_DRAG_AND_DROP
1357 m_dragCount = 0;
1358 m_dragStart = wxPoint(0,0);
1359
1360 m_dragEnabled = false;
1361 m_dropEnabled = false;
1362 m_dropHint = false;
1363 m_dropHintLine = (unsigned int) -1;
1364#endif // wxUSE_DRAG_AND_DROP
1365
1366 m_lineLastClicked = (unsigned int) -1;
1367 m_lineBeforeLastClicked = (unsigned int) -1;
1368 m_lineSelectSingleOnUp = (unsigned int) -1;
1369
1370 m_hasFocus = false;
1371
1372 SetBackgroundColour( *wxWHITE );
1373
1374 SetBackgroundStyle(wxBG_STYLE_CUSTOM);
1375
1376 m_penRule = wxPen(GetRuleColour());
1377
1378 // compose a pen whichcan draw black lines
1379 // TODO: maybe there is something system colour to use
1380 m_penExpander = wxPen(wxColour(0,0,0));
1381
1382 m_root = new wxDataViewTreeNode( NULL );
1383 m_root->SetHasChildren(true);
1384
1385 // Make m_count = -1 will cause the class recaculate the real displaying number of rows.
1386 m_count = -1;
1387 m_underMouse = NULL;
1388 UpdateDisplay();
1389}
1390
1391wxDataViewMainWindow::~wxDataViewMainWindow()
1392{
1393 DestroyTree();
1394 delete m_renameTimer;
1395}
1396
1397
1398#if wxUSE_DRAG_AND_DROP
1399bool wxDataViewMainWindow::EnableDragSource( const wxDataFormat &format )
1400{
1401 m_dragFormat = format;
1402 m_dragEnabled = format != wxDF_INVALID;
1403
1404 return true;
1405}
1406
1407bool wxDataViewMainWindow::EnableDropTarget( const wxDataFormat &format )
1408{
1409 m_dropFormat = format;
1410 m_dropEnabled = format != wxDF_INVALID;
1411
1412 if (m_dropEnabled)
1413 SetDropTarget( new wxDataViewDropTarget( new wxCustomDataObject( format ), this ) );
1414
1415 return true;
1416}
1417
1418void wxDataViewMainWindow::RemoveDropHint()
1419{
1420 if (m_dropHint)
1421 {
1422 m_dropHint = false;
1423 RefreshRow( m_dropHintLine );
1424 m_dropHintLine = (unsigned int) -1;
1425 }
1426}
1427
1428wxDragResult wxDataViewMainWindow::OnDragOver( wxDataFormat format, wxCoord x,
1429 wxCoord y, wxDragResult def )
1430{
1431 int xx = x;
1432 int yy = y;
1433 m_owner->CalcUnscrolledPosition( xx, yy, &xx, &yy );
1434 unsigned int row = GetLineAt( yy );
1435
1436 if ((row >= GetRowCount()) || (yy > GetEndOfLastCol()))
1437 {
1438 RemoveDropHint();
1439 return wxDragNone;
1440 }
1441
1442 wxDataViewItem item = GetItemByRow( row );
1443
1444 wxDataViewModel *model = GetOwner()->GetModel();
1445
1446 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_DROP_POSSIBLE, m_owner->GetId() );
1447 event.SetEventObject( m_owner );
1448 event.SetItem( item );
1449 event.SetModel( model );
1450 event.SetDataFormat( format );
1451 if (!m_owner->HandleWindowEvent( event ))
1452 {
1453 RemoveDropHint();
1454 return wxDragNone;
1455 }
1456
1457 if (!event.IsAllowed())
1458 {
1459 RemoveDropHint();
1460 return wxDragNone;
1461 }
1462
1463
1464 if (m_dropHint && (row != m_dropHintLine))
1465 RefreshRow( m_dropHintLine );
1466 m_dropHint = true;
1467 m_dropHintLine = row;
1468 RefreshRow( row );
1469
1470 return def;
1471}
1472
1473bool wxDataViewMainWindow::OnDrop( wxDataFormat format, wxCoord x, wxCoord y )
1474{
1475 RemoveDropHint();
1476
1477 int xx = x;
1478 int yy = y;
1479 m_owner->CalcUnscrolledPosition( xx, yy, &xx, &yy );
1480 unsigned int row = GetLineAt( yy );
1481
1482 if ((row >= GetRowCount()) || (yy > GetEndOfLastCol()))
1483 return false;
1484
1485 wxDataViewItem item = GetItemByRow( row );
1486
1487 wxDataViewModel *model = GetOwner()->GetModel();
1488
1489 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_DROP_POSSIBLE, m_owner->GetId() );
1490 event.SetEventObject( m_owner );
1491 event.SetItem( item );
1492 event.SetModel( model );
1493 event.SetDataFormat( format );
1494 if (!m_owner->HandleWindowEvent( event ))
1495 return false;
1496
1497 if (!event.IsAllowed())
1498 return false;
1499
1500 return true;
1501}
1502
1503wxDragResult wxDataViewMainWindow::OnData( wxDataFormat format, wxCoord x, wxCoord y,
1504 wxDragResult def )
1505{
1506 int xx = x;
1507 int yy = y;
1508 m_owner->CalcUnscrolledPosition( xx, yy, &xx, &yy );
1509 unsigned int row = GetLineAt( yy );
1510
1511 if ((row >= GetRowCount()) || (yy > GetEndOfLastCol()))
1512 return wxDragNone;
1513
1514 wxDataViewItem item = GetItemByRow( row );
1515
1516 wxDataViewModel *model = GetOwner()->GetModel();
1517
1518 wxCustomDataObject *obj = (wxCustomDataObject *) GetDropTarget()->GetDataObject();
1519
1520 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_DROP, m_owner->GetId() );
1521 event.SetEventObject( m_owner );
1522 event.SetItem( item );
1523 event.SetModel( model );
1524 event.SetDataFormat( format );
1525 event.SetDataSize( obj->GetSize() );
1526 event.SetDataBuffer( obj->GetData() );
1527 if (!m_owner->HandleWindowEvent( event ))
1528 return wxDragNone;
1529
1530 if (!event.IsAllowed())
1531 return wxDragNone;
1532
1533 return def;
1534}
1535
1536void wxDataViewMainWindow::OnLeave()
1537{
1538 RemoveDropHint();
1539}
1540
1541wxBitmap wxDataViewMainWindow::CreateItemBitmap( unsigned int row, int &indent )
1542{
1543 int height = GetLineHeight( row );
1544 int width = 0;
1545 unsigned int cols = GetOwner()->GetColumnCount();
1546 unsigned int col;
1547 for (col = 0; col < cols; col++)
1548 {
1549 wxDataViewColumn *column = GetOwner()->GetColumnAt(col);
1550 if (column->IsHidden())
1551 continue; // skip it!
1552 width += column->GetWidth();
1553 }
1554
1555 indent = 0;
1556 if (!IsVirtualList())
1557 {
1558 wxDataViewTreeNode *node = GetTreeNodeByRow(row);
1559 indent = GetOwner()->GetIndent() * node->GetIndentLevel();
1560 indent = indent + m_lineHeight;
1561 // try to use the m_lineHeight as the expander space
1562
1563 if(!node->HasChildren())
1564 delete node;
1565 }
1566 width -= indent;
1567
1568 wxBitmap bitmap( width, height );
1569 wxMemoryDC dc( bitmap );
1570 dc.SetFont( GetFont() );
1571 dc.SetPen( *wxBLACK_PEN );
1572 dc.SetBrush( *wxWHITE_BRUSH );
1573 dc.DrawRectangle( 0,0,width,height );
1574
1575 wxDataViewModel *model = m_owner->GetModel();
1576
1577 wxDataViewColumn *expander = GetOwner()->GetExpanderColumn();
1578 if (!expander)
1579 {
1580 // TODO-RTL: last column for RTL support
1581 expander = GetOwner()->GetColumnAt( 0 );
1582 GetOwner()->SetExpanderColumn(expander);
1583 }
1584
1585
1586 int x = 0;
1587 for (col = 0; col < cols; col++)
1588 {
1589 wxDataViewColumn *column = GetOwner()->GetColumnAt( col );
1590 wxDataViewRenderer *cell = column->GetRenderer();
1591
1592 if (column->IsHidden())
1593 continue; // skip it!
1594
1595 width = column->GetWidth();
1596
1597 if (column == expander)
1598 width -= indent;
1599
1600 wxVariant value;
1601 wxDataViewItem item = GetItemByRow( row );
1602 model->GetValue( value, item, column->GetModelColumn());
1603 cell->SetValue( value );
1604
1605 if (cell->GetWantsAttr())
1606 {
1607 wxDataViewItemAttr attr;
1608 bool ret = model->GetAttr( item, column->GetModelColumn(), attr );
1609 if (ret)
1610 cell->SetAttr( attr );
1611 cell->SetHasAttr( ret );
1612 }
1613
1614 wxSize size = cell->GetSize();
1615 size.x = wxMin( 2*PADDING_RIGHTLEFT + size.x, width );
1616 size.y = height;
1617 wxRect item_rect(x, 0, size.x, size.y);
1618
1619 int align = cell->CalculateAlignment();
1620 // horizontal alignment:
1621 item_rect.x = x;
1622 if (align & wxALIGN_CENTER_HORIZONTAL)
1623 item_rect.x = x + (width / 2) - (size.x / 2);
1624 else if (align & wxALIGN_RIGHT)
1625 item_rect.x = x + width - size.x;
1626 // else: wxALIGN_LEFT is the default
1627
1628 // vertical alignment:
1629 item_rect.y = 0;
1630 if (align & wxALIGN_CENTER_VERTICAL)
1631 item_rect.y = (height / 2) - (size.y / 2);
1632 else if (align & wxALIGN_BOTTOM)
1633 item_rect.y = height - size.y;
1634 // else: wxALIGN_TOP is the default
1635
1636 // add padding
1637 item_rect.x += PADDING_RIGHTLEFT;
1638 item_rect.width = size.x - 2 * PADDING_RIGHTLEFT;
1639
1640 // dc.SetClippingRegion( item_rect );
1641 cell->Render( item_rect, &dc, 0 );
1642 // dc.DestroyClippingRegion();
1643
1644 x += width;
1645 }
1646
1647 return bitmap;
1648}
1649
1650#endif // wxUSE_DRAG_AND_DROP
1651
1652
1653void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
1654{
1655 wxDataViewModel *model = GetOwner()->GetModel();
1656 wxAutoBufferedPaintDC dc( this );
1657
1658#ifdef __WXMSW__
1659 dc.SetPen( *wxTRANSPARENT_PEN );
1660 dc.SetBrush( wxBrush( GetBackgroundColour()) );
1661 dc.SetBrush( *wxWHITE_BRUSH );
1662 wxSize size( GetClientSize() );
1663 dc.DrawRectangle( 0,0,size.x,size.y );
1664#endif
1665
1666 // prepare the DC
1667 GetOwner()->PrepareDC( dc );
1668 dc.SetFont( GetFont() );
1669
1670 wxRect update = GetUpdateRegion().GetBox();
1671 m_owner->CalcUnscrolledPosition( update.x, update.y, &update.x, &update.y );
1672
1673 // compute which items needs to be redrawn
1674 unsigned int item_start = GetLineAt( wxMax(0,update.y) );
1675 unsigned int item_count =
1676 wxMin( (int)( GetLineAt( wxMax(0,update.y+update.height) ) - item_start + 1),
1677 (int)(GetRowCount( ) - item_start));
1678 unsigned int item_last = item_start + item_count;
1679
1680 // compute which columns needs to be redrawn
1681 unsigned int cols = GetOwner()->GetColumnCount();
1682 unsigned int col_start = 0;
1683 unsigned int x_start;
1684 for (x_start = 0; col_start < cols; col_start++)
1685 {
1686 wxDataViewColumn *col = GetOwner()->GetColumnAt(col_start);
1687 if (col->IsHidden())
1688 continue; // skip it!
1689
1690 unsigned int w = col->GetWidth();
1691 if (x_start+w >= (unsigned int)update.x)
1692 break;
1693
1694 x_start += w;
1695 }
1696
1697 unsigned int col_last = col_start;
1698 unsigned int x_last = x_start;
1699 for (; col_last < cols; col_last++)
1700 {
1701 wxDataViewColumn *col = GetOwner()->GetColumnAt(col_last);
1702 if (col->IsHidden())
1703 continue; // skip it!
1704
1705 if (x_last > (unsigned int)update.GetRight())
1706 break;
1707
1708 x_last += col->GetWidth();
1709 }
1710
1711 // Draw horizontal rules if required
1712 if ( m_owner->HasFlag(wxDV_HORIZ_RULES) )
1713 {
1714 dc.SetPen(m_penRule);
1715 dc.SetBrush(*wxTRANSPARENT_BRUSH);
1716
1717 for (unsigned int i = item_start; i <= item_last; i++)
1718 {
1719 int y = GetLineStart( i );
1720 dc.DrawLine(x_start, y, x_last, y);
1721 }
1722 }
1723
1724 // Draw vertical rules if required
1725 if ( m_owner->HasFlag(wxDV_VERT_RULES) )
1726 {
1727 dc.SetPen(m_penRule);
1728 dc.SetBrush(*wxTRANSPARENT_BRUSH);
1729
1730 int x = x_start;
1731 for (unsigned int i = col_start; i < col_last; i++)
1732 {
1733 wxDataViewColumn *col = GetOwner()->GetColumnAt(i);
1734 if (col->IsHidden())
1735 continue; // skip it
1736
1737 dc.DrawLine(x, GetLineStart( item_start ),
1738 x, GetLineStart( item_last ) );
1739
1740 x += col->GetWidth();
1741 }
1742
1743 // Draw last vertical rule
1744 dc.DrawLine(x, GetLineStart( item_start ),
1745 x, GetLineStart( item_last ) );
1746 }
1747
1748 // redraw the background for the items which are selected/current
1749 for (unsigned int item = item_start; item < item_last; item++)
1750 {
1751 bool selected = m_selection.Index( item ) != wxNOT_FOUND;
1752 if (selected || item == m_currentRow)
1753 {
1754 int flags = selected ? (int)wxCONTROL_SELECTED : 0;
1755 if (item == m_currentRow)
1756 flags |= wxCONTROL_CURRENT;
1757 if (m_hasFocus)
1758 flags |= wxCONTROL_FOCUSED;
1759
1760 wxRect rect( x_start, GetLineStart( item ), x_last, GetLineHeight( item ) );
1761 wxRendererNative::Get().DrawItemSelectionRect
1762 (
1763 this,
1764 dc,
1765 rect,
1766 flags
1767 );
1768 }
1769 }
1770
1771#if wxUSE_DRAG_AND_DROP
1772 if (m_dropHint)
1773 {
1774 wxRect rect( x_start, GetLineStart( m_dropHintLine ),
1775 x_last, GetLineHeight( m_dropHintLine ) );
1776 dc.SetPen( *wxBLACK_PEN );
1777 dc.SetBrush( *wxTRANSPARENT_BRUSH );
1778 dc.DrawRectangle( rect );
1779 }
1780#endif // wxUSE_DRAG_AND_DROP
1781
1782 wxDataViewColumn *expander = GetOwner()->GetExpanderColumn();
1783 if (!expander)
1784 {
1785 // TODO-RTL: last column for RTL support
1786 expander = GetOwner()->GetColumnAt( 0 );
1787 GetOwner()->SetExpanderColumn(expander);
1788 }
1789
1790 // redraw all cells for all rows which must be repainted and all columns
1791 wxRect cell_rect;
1792 cell_rect.x = x_start;
1793 for (unsigned int i = col_start; i < col_last; i++)
1794 {
1795 wxDataViewColumn *col = GetOwner()->GetColumnAt( i );
1796 wxDataViewRenderer *cell = col->GetRenderer();
1797 cell_rect.width = col->GetWidth();
1798
1799 if (col->IsHidden())
1800 continue; // skip it!
1801
1802 for (unsigned int item = item_start; item < item_last; item++)
1803 {
1804 // get the cell value and set it into the renderer
1805 wxVariant value;
1806 wxDataViewTreeNode *node = NULL;
1807 wxDataViewItem dataitem;
1808
1809 if (!IsVirtualList())
1810 {
1811 node = GetTreeNodeByRow(item);
1812 if( node == NULL )
1813 continue;
1814
1815 dataitem = node->GetItem();
1816
1817 if ((i > 0) && model->IsContainer(dataitem) &&
1818 !model->HasContainerColumns(dataitem))
1819 continue;
1820 }
1821 else
1822 {
1823 dataitem = wxDataViewItem( wxUIntToPtr(item+1) );
1824 }
1825
1826 model->GetValue( value, dataitem, col->GetModelColumn());
1827 cell->SetValue( value );
1828
1829 if (cell->GetWantsAttr())
1830 {
1831 wxDataViewItemAttr attr;
1832 bool ret = model->GetAttr( dataitem, col->GetModelColumn(), attr );
1833 if (ret)
1834 cell->SetAttr( attr );
1835 cell->SetHasAttr( ret );
1836 }
1837
1838 // update cell_rect
1839 cell_rect.y = GetLineStart( item );
1840 cell_rect.height = GetLineHeight( item );
1841
1842 // Draw the expander here.
1843 int indent = 0;
1844 if ((!IsVirtualList()) && (col == expander))
1845 {
1846 indent = node->GetIndentLevel();
1847
1848 // Calculate the indent first
1849 indent = cell_rect.x + GetOwner()->GetIndent() * indent;
1850
1851 int expander_width = m_lineHeight - 2*EXPANDER_MARGIN;
1852
1853 // change the cell_rect.x to the appropriate pos
1854 int expander_x = indent + EXPANDER_MARGIN;
1855 int expander_y = cell_rect.y + EXPANDER_MARGIN + (GetLineHeight(item) / 2)
1856 - (expander_width/2) - EXPANDER_OFFSET;
1857
1858 indent = indent + m_lineHeight;
1859 // try to use the m_lineHeight as the expander space
1860
1861 dc.SetPen( m_penExpander );
1862 dc.SetBrush( wxNullBrush );
1863 if( node->HasChildren() )
1864 {
1865 wxRect rect( expander_x , expander_y, expander_width, expander_width);
1866 int flag = 0;
1867 if (m_underMouse == node)
1868 {
1869 flag |= wxCONTROL_CURRENT;
1870 }
1871 if( node->IsOpen() )
1872 wxRendererNative::Get().DrawTreeItemButton( this, dc, rect,
1873 flag|wxCONTROL_EXPANDED );
1874 else
1875 wxRendererNative::Get().DrawTreeItemButton( this, dc, rect, flag);
1876 }
1877
1878 // force the expander column to left-center align
1879 cell->SetAlignment( wxALIGN_CENTER_VERTICAL );
1880 }
1881 if (node && !node->HasChildren())
1882 {
1883 // Yes, if the node does not have any child, it must be a leaf which
1884 // mean that it is a temporarily created by GetTreeNodeByRow
1885 wxDELETE(node);
1886 }
1887
1888 // cannot be bigger than allocated space
1889 wxSize size = cell->GetSize();
1890
1891 // Because of the tree structure indent, here we should minus the width
1892 // of the cell for drawing
1893 size.x = wxMin( size.x + 2*PADDING_RIGHTLEFT, cell_rect.width - indent );
1894 // size.y = wxMin( size.y, cell_rect.height );
1895 size.y = cell_rect.height;
1896
1897 wxRect item_rect(cell_rect.GetTopLeft(), size);
1898 int align = cell->CalculateAlignment();
1899
1900 // horizontal alignment:
1901 item_rect.x = cell_rect.x;
1902 if (align & wxALIGN_CENTER_HORIZONTAL)
1903 item_rect.x = cell_rect.x + (cell_rect.width / 2) - (size.x / 2);
1904 else if (align & wxALIGN_RIGHT)
1905 item_rect.x = cell_rect.x + cell_rect.width - size.x;
1906 // else: wxALIGN_LEFT is the default
1907
1908 // vertical alignment:
1909 item_rect.y = cell_rect.y;
1910 if (align & wxALIGN_CENTER_VERTICAL)
1911 item_rect.y = cell_rect.y + (cell_rect.height / 2) - (size.y / 2);
1912 else if (align & wxALIGN_BOTTOM)
1913 item_rect.y = cell_rect.y + cell_rect.height - size.y;
1914 // else: wxALIGN_TOP is the default
1915
1916 // add padding
1917 item_rect.x += PADDING_RIGHTLEFT;
1918 item_rect.width = size.x - 2 * PADDING_RIGHTLEFT;
1919
1920 // Here we add the tree indent
1921 item_rect.x += indent;
1922
1923 int state = 0;
1924 if (m_hasFocus && (m_selection.Index(item) != wxNOT_FOUND))
1925 state |= wxDATAVIEW_CELL_SELECTED;
1926
1927 // TODO: it would be much more efficient to create a clipping
1928 // region for the entire column being rendered (in the OnPaint
1929 // of wxDataViewMainWindow) instead of a single clip region for
1930 // each cell. However it would mean that each renderer should
1931 // respect the given wxRect's top & bottom coords, eventually
1932 // violating only the left & right coords - however the user can
1933 // make its own renderer and thus we cannot be sure of that.
1934 dc.SetClippingRegion( item_rect );
1935 cell->Render( item_rect, &dc, state );
1936 dc.DestroyClippingRegion();
1937 }
1938
1939 cell_rect.x += cell_rect.width;
1940 }
1941}
1942
1943void wxDataViewMainWindow::OnRenameTimer()
1944{
1945 // We have to call this here because changes may just have
1946 // been made and no screen update taken place.
1947 if ( m_dirty )
1948 {
1949 // TODO: use wxTheApp->SafeYieldFor(NULL, wxEVT_CATEGORY_UI) instead
1950 // (needs to be tested!)
1951 wxSafeYield();
1952 }
1953
1954 wxDataViewItem item = GetItemByRow( m_currentRow );
1955
1956 wxRect labelRect = GetItemRect(item, m_currentCol);
1957
1958 m_currentCol->GetRenderer()->StartEditing( item, labelRect );
1959}
1960
1961//-----------------------------------------------------------------------------
1962// Helper class for do operation on the tree node
1963//-----------------------------------------------------------------------------
1964class DoJob
1965{
1966public:
1967 DoJob() { }
1968 virtual ~DoJob() { }
1969
1970 // The return value control how the tree-walker tranverse the tree
1971 // 0: Job done, stop tranverse and return
1972 // 1: Ignore the current node's subtree and continue
1973 // 2: Job not done, continue
1974 enum { OK = 0 , IGR = 1, CONT = 2 };
1975 virtual int operator() ( wxDataViewTreeNode * node ) = 0;
1976 virtual int operator() ( void * n ) = 0;
1977};
1978
1979bool Walker( wxDataViewTreeNode * node, DoJob & func )
1980{
1981 if( node==NULL )
1982 return false;
1983
1984 switch( func( node ) )
1985 {
1986 case DoJob::OK :
1987 return true;
1988 case DoJob::IGR:
1989 return false;
1990 case DoJob::CONT:
1991 default:
1992 ;
1993 }
1994
1995 wxDataViewTreeNodes nodes = node->GetNodes();
1996 wxDataViewTreeLeaves leaves = node->GetChildren();
1997
1998 int len_nodes = nodes.GetCount();
1999 int len = leaves.GetCount();
2000 int i = 0, nodes_i = 0;
2001
2002 for(; i < len; i ++ )
2003 {
2004 void * n = leaves[i];
2005 if( nodes_i < len_nodes && n == nodes[nodes_i]->GetItem().GetID() )
2006 {
2007 wxDataViewTreeNode * nd = nodes[nodes_i];
2008 nodes_i++;
2009
2010 if( Walker( nd , func ) )
2011 return true;
2012
2013 }
2014 else
2015 switch( func( n ) )
2016 {
2017 case DoJob::OK :
2018 return true;
2019 case DoJob::IGR:
2020 continue;
2021 case DoJob::CONT:
2022 default:
2023 ;
2024 }
2025 }
2026 return false;
2027}
2028
2029bool wxDataViewMainWindow::ItemAdded(const wxDataViewItem & parent, const wxDataViewItem & item)
2030{
2031 if (IsVirtualList())
2032 {
2033 m_count++;
2034 UpdateDisplay();
2035 return true;
2036 }
2037
2038 SortPrepare();
2039
2040 wxDataViewTreeNode * node;
2041 node = FindNode(parent);
2042
2043 if( node == NULL )
2044 return false;
2045
2046 node->SetHasChildren( true );
2047
2048 if( g_model->IsContainer( item ) )
2049 {
2050 wxDataViewTreeNode * newnode = new wxDataViewTreeNode( node );
2051 newnode->SetItem(item);
2052 newnode->SetHasChildren( true );
2053 node->AddNode( newnode);
2054 }
2055 else
2056 node->AddLeaf( item.GetID() );
2057
2058 node->ChangeSubTreeCount(1);
2059
2060 m_count = -1;
2061 UpdateDisplay();
2062
2063 return true;
2064}
2065
2066static void DestroyTreeHelper( wxDataViewTreeNode * node);
2067
2068bool wxDataViewMainWindow::ItemDeleted(const wxDataViewItem& parent,
2069 const wxDataViewItem& item)
2070{
2071 if (IsVirtualList())
2072 {
2073 m_count--;
2074 if( m_currentRow > GetRowCount() )
2075 m_currentRow = m_count - 1;
2076
2077 // TODO: why empty the entire selection?
2078 m_selection.Empty();
2079
2080 UpdateDisplay();
2081
2082 return true;
2083 }
2084
2085 wxDataViewTreeNode * node = FindNode(parent);
2086
2087 wxCHECK_MSG( node != NULL, false, "item not found" );
2088 wxCHECK_MSG( node->GetChildren().Index( item.GetID() ) != wxNOT_FOUND,
2089 false, "item not found" );
2090
2091 int sub = -1;
2092 node->GetChildren().Remove( item.GetID() );
2093 // Manipolate selection
2094 if( m_selection.GetCount() > 1 )
2095 {
2096 m_selection.Empty();
2097 }
2098 bool isContainer = false;
2099 wxDataViewTreeNodes nds = node->GetNodes();
2100 for (size_t i = 0; i < nds.GetCount(); i ++)
2101 {
2102 if (nds[i]->GetItem() == item)
2103 {
2104 isContainer = true;
2105 break;
2106 }
2107 }
2108 if( isContainer )
2109 {
2110 wxDataViewTreeNode * n = NULL;
2111 wxDataViewTreeNodes nodes = node->GetNodes();
2112 int len = nodes.GetCount();
2113 for( int i = 0; i < len; i ++)
2114 {
2115 if( nodes[i]->GetItem() == item )
2116 {
2117 n = nodes[i];
2118 break;
2119 }
2120 }
2121
2122 wxCHECK_MSG( n != NULL, false, "item not found" );
2123
2124 node->GetNodes().Remove( n );
2125 sub -= n->GetSubTreeCount();
2126 ::DestroyTreeHelper(n);
2127 }
2128 // Make the row number invalid and get a new valid one when user call GetRowCount
2129 m_count = -1;
2130 node->ChangeSubTreeCount(sub);
2131
2132 // Change the current row to the last row if the current exceed the max row number
2133 if( m_currentRow > GetRowCount() )
2134 m_currentRow = m_count - 1;
2135
2136 UpdateDisplay();
2137
2138 return true;
2139}
2140
2141bool wxDataViewMainWindow::ItemChanged(const wxDataViewItem & item)
2142{
2143 SortPrepare();
2144 g_model->Resort();
2145
2146 // Send event
2147 wxWindow *parent = GetParent();
2148 wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_VALUE_CHANGED, parent->GetId());
2149 le.SetEventObject(parent);
2150 le.SetModel(GetOwner()->GetModel());
2151 le.SetItem(item);
2152 parent->GetEventHandler()->ProcessEvent(le);
2153
2154 return true;
2155}
2156
2157bool wxDataViewMainWindow::ValueChanged( const wxDataViewItem & item, unsigned int col )
2158{
2159 // NOTE: to be valid, we cannot use e.g. INT_MAX - 1
2160/*#define MAX_VIRTUAL_WIDTH 100000
2161
2162 wxRect rect( 0, row*m_lineHeight, MAX_VIRTUAL_WIDTH, m_lineHeight );
2163 m_owner->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
2164 Refresh( true, &rect );
2165
2166 return true;
2167*/
2168 SortPrepare();
2169 g_model->Resort();
2170
2171 // Send event
2172 wxWindow *parent = GetParent();
2173 wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_VALUE_CHANGED, parent->GetId());
2174 le.SetEventObject(parent);
2175 le.SetModel(GetOwner()->GetModel());
2176 le.SetItem(item);
2177 le.SetColumn(col);
2178 le.SetDataViewColumn(GetOwner()->GetColumn(col));
2179 parent->GetEventHandler()->ProcessEvent(le);
2180
2181 return true;
2182}
2183
2184bool wxDataViewMainWindow::Cleared()
2185{
2186 DestroyTree();
2187
2188 SortPrepare();
2189 BuildTree( GetOwner()->GetModel() );
2190
2191 UpdateDisplay();
2192
2193 return true;
2194}
2195
2196void wxDataViewMainWindow::UpdateDisplay()
2197{
2198 m_dirty = true;
2199}
2200
2201void wxDataViewMainWindow::OnInternalIdle()
2202{
2203 wxWindow::OnInternalIdle();
2204
2205 if (m_dirty)
2206 {
2207 RecalculateDisplay();
2208 m_dirty = false;
2209 }
2210}
2211
2212void wxDataViewMainWindow::RecalculateDisplay()
2213{
2214 wxDataViewModel *model = GetOwner()->GetModel();
2215 if (!model)
2216 {
2217 Refresh();
2218 return;
2219 }
2220
2221 int width = GetEndOfLastCol();
2222 int height = GetLineStart( GetRowCount() );
2223
2224 SetVirtualSize( width, height );
2225 GetOwner()->SetScrollRate( 10, m_lineHeight );
2226
2227 Refresh();
2228}
2229
2230void wxDataViewMainWindow::ScrollWindow( int dx, int dy, const wxRect *rect )
2231{
2232 wxWindow::ScrollWindow( dx, dy, rect );
2233
2234 if (GetOwner()->m_headerArea)
2235 GetOwner()->m_headerArea->ScrollWindow( dx, 0 );
2236}
2237
2238void wxDataViewMainWindow::ScrollTo( int rows, int column )
2239{
2240 int x, y;
2241 m_owner->GetScrollPixelsPerUnit( &x, &y );
2242 int sy = GetLineStart( rows )/y;
2243 int sx = 0;
2244 if( column != -1 )
2245 {
2246 wxRect rect = GetClientRect();
2247 int colnum = 0;
2248 int x_start, w = 0;
2249 int xx, yy, xe;
2250 m_owner->CalcUnscrolledPosition( rect.x, rect.y, &xx, &yy );
2251 for (x_start = 0; colnum < column; colnum++)
2252 {
2253 wxDataViewColumn *col = GetOwner()->GetColumnAt(colnum);
2254 if (col->IsHidden())
2255 continue; // skip it!
2256
2257 w = col->GetWidth();
2258 x_start += w;
2259 }
2260
2261 int x_end = x_start + w;
2262 xe = xx + rect.width;
2263 if( x_end > xe )
2264 {
2265 sx = ( xx + x_end - xe )/x;
2266 }
2267 if( x_start < xx )
2268 {
2269 sx = x_start/x;
2270 }
2271 }
2272 m_owner->Scroll( sx, sy );
2273}
2274
2275int wxDataViewMainWindow::GetCountPerPage() const
2276{
2277 wxSize size = GetClientSize();
2278 return size.y / m_lineHeight;
2279}
2280
2281int wxDataViewMainWindow::GetEndOfLastCol() const
2282{
2283 int width = 0;
2284 unsigned int i;
2285 for (i = 0; i < GetOwner()->GetColumnCount(); i++)
2286 {
2287 const wxDataViewColumn *c =
2288 const_cast<wxDataViewCtrl*>(GetOwner())->GetColumnAt( i );
2289
2290 if (!c->IsHidden())
2291 width += c->GetWidth();
2292 }
2293 return width;
2294}
2295
2296unsigned int wxDataViewMainWindow::GetFirstVisibleRow() const
2297{
2298 int x = 0;
2299 int y = 0;
2300 m_owner->CalcUnscrolledPosition( x, y, &x, &y );
2301
2302 return GetLineAt( y );
2303}
2304
2305unsigned int wxDataViewMainWindow::GetLastVisibleRow()
2306{
2307 wxSize client_size = GetClientSize();
2308 m_owner->CalcUnscrolledPosition( client_size.x, client_size.y,
2309 &client_size.x, &client_size.y );
2310
2311 // we should deal with the pixel here
2312 unsigned int row = GetLineAt(client_size.y) - 1;
2313
2314 return wxMin( GetRowCount()-1, row );
2315}
2316
2317unsigned int wxDataViewMainWindow::GetRowCount()
2318{
2319 if ( m_count == -1 )
2320 {
2321 m_count = RecalculateCount();
2322 UpdateDisplay();
2323 }
2324 return m_count;
2325}
2326
2327void wxDataViewMainWindow::ChangeCurrentRow( unsigned int row )
2328{
2329 m_currentRow = row;
2330
2331 // send event
2332}
2333
2334void wxDataViewMainWindow::SelectAllRows( bool on )
2335{
2336 if (IsEmpty())
2337 return;
2338
2339 if (on)
2340 {
2341 m_selection.Clear();
2342 for (unsigned int i = 0; i < GetRowCount(); i++)
2343 m_selection.Add( i );
2344 Refresh();
2345 }
2346 else
2347 {
2348 unsigned int first_visible = GetFirstVisibleRow();
2349 unsigned int last_visible = GetLastVisibleRow();
2350 unsigned int i;
2351 for (i = 0; i < m_selection.GetCount(); i++)
2352 {
2353 unsigned int row = m_selection[i];
2354 if ((row >= first_visible) && (row <= last_visible))
2355 RefreshRow( row );
2356 }
2357 m_selection.Clear();
2358 }
2359}
2360
2361void wxDataViewMainWindow::SelectRow( unsigned int row, bool on )
2362{
2363 if (m_selection.Index( row ) == wxNOT_FOUND)
2364 {
2365 if (on)
2366 {
2367 m_selection.Add( row );
2368 RefreshRow( row );
2369 }
2370 }
2371 else
2372 {
2373 if (!on)
2374 {
2375 m_selection.Remove( row );
2376 RefreshRow( row );
2377 }
2378 }
2379}
2380
2381void wxDataViewMainWindow::SelectRows( unsigned int from, unsigned int to, bool on )
2382{
2383 if (from > to)
2384 {
2385 unsigned int tmp = from;
2386 from = to;
2387 to = tmp;
2388 }
2389
2390 unsigned int i;
2391 for (i = from; i <= to; i++)
2392 {
2393 if (m_selection.Index( i ) == wxNOT_FOUND)
2394 {
2395 if (on)
2396 m_selection.Add( i );
2397 }
2398 else
2399 {
2400 if (!on)
2401 m_selection.Remove( i );
2402 }
2403 }
2404 RefreshRows( from, to );
2405}
2406
2407void wxDataViewMainWindow::Select( const wxArrayInt& aSelections )
2408{
2409 for (size_t i=0; i < aSelections.GetCount(); i++)
2410 {
2411 int n = aSelections[i];
2412
2413 m_selection.Add( n );
2414 RefreshRow( n );
2415 }
2416}
2417
2418void wxDataViewMainWindow::ReverseRowSelection( unsigned int row )
2419{
2420 if (m_selection.Index( row ) == wxNOT_FOUND)
2421 m_selection.Add( row );
2422 else
2423 m_selection.Remove( row );
2424 RefreshRow( row );
2425}
2426
2427bool wxDataViewMainWindow::IsRowSelected( unsigned int row )
2428{
2429 return (m_selection.Index( row ) != wxNOT_FOUND);
2430}
2431
2432void wxDataViewMainWindow::SendSelectionChangedEvent( const wxDataViewItem& item)
2433{
2434 wxWindow *parent = GetParent();
2435 wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_SELECTION_CHANGED, parent->GetId());
2436
2437 le.SetEventObject(parent);
2438 le.SetModel(GetOwner()->GetModel());
2439 le.SetItem( item );
2440
2441 parent->GetEventHandler()->ProcessEvent(le);
2442}
2443
2444void wxDataViewMainWindow::RefreshRow( unsigned int row )
2445{
2446 wxRect rect( 0, GetLineStart( row ), GetEndOfLastCol(), GetLineHeight( row ) );
2447 m_owner->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
2448
2449 wxSize client_size = GetClientSize();
2450 wxRect client_rect( 0, 0, client_size.x, client_size.y );
2451 wxRect intersect_rect = client_rect.Intersect( rect );
2452 if (intersect_rect.width > 0)
2453 Refresh( true, &intersect_rect );
2454}
2455
2456void wxDataViewMainWindow::RefreshRows( unsigned int from, unsigned int to )
2457{
2458 if (from > to)
2459 {
2460 unsigned int tmp = to;
2461 to = from;
2462 from = tmp;
2463 }
2464
2465 wxRect rect( 0, GetLineStart( from ), GetEndOfLastCol(), GetLineStart( (to-from+1) ) );
2466 m_owner->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
2467
2468 wxSize client_size = GetClientSize();
2469 wxRect client_rect( 0, 0, client_size.x, client_size.y );
2470 wxRect intersect_rect = client_rect.Intersect( rect );
2471 if (intersect_rect.width > 0)
2472 Refresh( true, &intersect_rect );
2473}
2474
2475void wxDataViewMainWindow::RefreshRowsAfter( unsigned int firstRow )
2476{
2477 wxSize client_size = GetClientSize();
2478 int start = GetLineStart( firstRow );
2479 m_owner->CalcScrolledPosition( start, 0, &start, NULL );
2480 if (start > client_size.y) return;
2481
2482 wxRect rect( 0, start, client_size.x, client_size.y - start );
2483
2484 Refresh( true, &rect );
2485}
2486
2487void wxDataViewMainWindow::OnArrowChar(unsigned int newCurrent, const wxKeyEvent& event)
2488{
2489 wxCHECK_RET( newCurrent < GetRowCount(),
2490 _T("invalid item index in OnArrowChar()") );
2491
2492 // if there is no selection, we cannot move it anywhere
2493 if (!HasCurrentRow())
2494 return;
2495
2496 unsigned int oldCurrent = m_currentRow;
2497
2498 // in single selection we just ignore Shift as we can't select several
2499 // items anyhow
2500 if ( event.ShiftDown() && !IsSingleSel() )
2501 {
2502 RefreshRow( oldCurrent );
2503
2504 ChangeCurrentRow( newCurrent );
2505
2506 // select all the items between the old and the new one
2507 if ( oldCurrent > newCurrent )
2508 {
2509 newCurrent = oldCurrent;
2510 oldCurrent = m_currentRow;
2511 }
2512
2513 SelectRows( oldCurrent, newCurrent, true );
2514 if (oldCurrent!=newCurrent)
2515 SendSelectionChangedEvent(GetItemByRow(m_selection[0]));
2516 }
2517 else // !shift
2518 {
2519 RefreshRow( oldCurrent );
2520
2521 // all previously selected items are unselected unless ctrl is held
2522 if ( !event.ControlDown() )
2523 SelectAllRows(false);
2524
2525 ChangeCurrentRow( newCurrent );
2526
2527 if ( !event.ControlDown() )
2528 {
2529 SelectRow( m_currentRow, true );
2530 SendSelectionChangedEvent(GetItemByRow(m_currentRow));
2531 }
2532 else
2533 RefreshRow( m_currentRow );
2534 }
2535
2536 GetOwner()->EnsureVisible( m_currentRow, -1 );
2537}
2538
2539wxRect wxDataViewMainWindow::GetLineRect( unsigned int row ) const
2540{
2541 wxRect rect;
2542 rect.x = 0;
2543 rect.y = GetLineStart( row );
2544 rect.width = GetEndOfLastCol();
2545 rect.height = GetLineHeight( row );
2546
2547 return rect;
2548}
2549
2550int wxDataViewMainWindow::GetLineStart( unsigned int row ) const
2551{
2552 const wxDataViewModel *model = GetOwner()->GetModel();
2553
2554 if (GetOwner()->GetWindowStyle() & wxDV_VARIABLE_LINE_HEIGHT)
2555 {
2556 // TODO make more efficient
2557
2558 int start = 0;
2559
2560 unsigned int r;
2561 for (r = 0; r < row; r++)
2562 {
2563 const wxDataViewTreeNode* node = GetTreeNodeByRow(r);
2564 if (!node) return start;
2565
2566 wxDataViewItem item = node->GetItem();
2567
2568 if (node && !node->HasChildren())
2569 {
2570 // Yes, if the node does not have any child, it must be a leaf which
2571 // mean that it is a temporarily created by GetTreeNodeByRow
2572 wxDELETE(node);
2573 }
2574
2575 unsigned int cols = GetOwner()->GetColumnCount();
2576 unsigned int col;
2577 int height = m_lineHeight;
2578 for (col = 0; col < cols; col++)
2579 {
2580 const wxDataViewColumn *column = GetOwner()->GetColumn(col);
2581 if (column->IsHidden())
2582 continue; // skip it!
2583
2584 if ((col != 0) &&
2585 model->IsContainer(item) &&
2586 !model->HasContainerColumns(item))
2587 continue; // skip it!
2588
2589 wxVariant value;
2590 model->GetValue( value, item, column->GetModelColumn() );
2591
2592 wxDataViewRenderer *renderer =
2593 const_cast<wxDataViewRenderer*>(column->GetRenderer());
2594 renderer->SetValue( value );
2595 height = wxMax( height, renderer->GetSize().y );
2596 }
2597
2598 start += height;
2599 }
2600
2601 return start;
2602 }
2603 else
2604 {
2605 return row * m_lineHeight;
2606 }
2607}
2608
2609int wxDataViewMainWindow::GetLineAt( unsigned int y ) const
2610{
2611 const wxDataViewModel *model = GetOwner()->GetModel();
2612
2613 // check for the easy case first
2614 if ( !GetOwner()->HasFlag(wxDV_VARIABLE_LINE_HEIGHT) )
2615 return y / m_lineHeight;
2616
2617 // TODO make more efficient
2618 unsigned int row = 0;
2619 unsigned int yy = 0;
2620 for (;;)
2621 {
2622 const wxDataViewTreeNode* node = GetTreeNodeByRow(row);
2623 if (!node)
2624 {
2625 // not really correct...
2626 return row + ((y-yy) / m_lineHeight);
2627 }
2628
2629 wxDataViewItem item = node->GetItem();
2630
2631 if (node && !node->HasChildren())
2632 {
2633 // Yes, if the node does not have any child, it must be a leaf which
2634 // mean that it is a temporarily created by GetTreeNodeByRow
2635 wxDELETE(node);
2636 }
2637
2638 unsigned int cols = GetOwner()->GetColumnCount();
2639 unsigned int col;
2640 int height = m_lineHeight;
2641 for (col = 0; col < cols; col++)
2642 {
2643 const wxDataViewColumn *column = GetOwner()->GetColumn(col);
2644 if (column->IsHidden())
2645 continue; // skip it!
2646
2647 if ((col != 0) &&
2648 model->IsContainer(item) &&
2649 !model->HasContainerColumns(item))
2650 continue; // skip it!
2651
2652 wxVariant value;
2653 model->GetValue( value, item, column->GetModelColumn() );
2654
2655 wxDataViewRenderer *renderer =
2656 const_cast<wxDataViewRenderer*>(column->GetRenderer());
2657 renderer->SetValue( value );
2658 height = wxMax( height, renderer->GetSize().y );
2659 }
2660
2661 yy += height;
2662 if (y < yy)
2663 return row;
2664
2665 row++;
2666 }
2667}
2668
2669int wxDataViewMainWindow::GetLineHeight( unsigned int row ) const
2670{
2671 const wxDataViewModel *model = GetOwner()->GetModel();
2672
2673 if (GetOwner()->GetWindowStyle() & wxDV_VARIABLE_LINE_HEIGHT)
2674 {
2675 wxASSERT( !IsVirtualList() );
2676
2677 const wxDataViewTreeNode* node = GetTreeNodeByRow(row);
2678 // wxASSERT( node );
2679 if (!node) return m_lineHeight;
2680
2681 wxDataViewItem item = node->GetItem();
2682
2683 if (node && !node->HasChildren())
2684 {
2685 // Yes, if the node does not have any child, it must be a leaf which
2686 // mean that it is a temporarily created by GetTreeNodeByRow
2687 wxDELETE(node);
2688 }
2689
2690 int height = m_lineHeight;
2691
2692 unsigned int cols = GetOwner()->GetColumnCount();
2693 unsigned int col;
2694 for (col = 0; col < cols; col++)
2695 {
2696 const wxDataViewColumn *column = GetOwner()->GetColumn(col);
2697 if (column->IsHidden())
2698 continue; // skip it!
2699
2700 if ((col != 0) &&
2701 model->IsContainer(item) &&
2702 !model->HasContainerColumns(item))
2703 continue; // skip it!
2704
2705 wxVariant value;
2706 model->GetValue( value, item, column->GetModelColumn() );
2707
2708 wxDataViewRenderer *renderer =
2709 const_cast<wxDataViewRenderer*>(column->GetRenderer());
2710 renderer->SetValue( value );
2711 height = wxMax( height, renderer->GetSize().y );
2712 }
2713
2714 return height;
2715 }
2716 else
2717 {
2718 return m_lineHeight;
2719 }
2720}
2721
2722class RowToItemJob: public DoJob
2723{
2724public:
2725 RowToItemJob( unsigned int row , int current )
2726 { this->row = row; this->current = current; }
2727 virtual ~RowToItemJob() {}
2728
2729 virtual int operator() ( wxDataViewTreeNode * node )
2730 {
2731 current ++;
2732 if( current == static_cast<int>(row))
2733 {
2734 ret = node->GetItem();
2735 return DoJob::OK;
2736 }
2737
2738 if( node->GetSubTreeCount() + current < static_cast<int>(row) )
2739 {
2740 current += node->GetSubTreeCount();
2741 return DoJob::IGR;
2742 }
2743 else
2744 {
2745 // If the current has no child node, we can find the desired item of the row
2746 // number directly.
2747 // This if can speed up finding in some case, and will has a very good effect
2748 // when it comes to list view
2749 if( node->GetNodes().GetCount() == 0)
2750 {
2751 int index = static_cast<int>(row) - current - 1;
2752 ret = node->GetChildren().Item( index );
2753 return DoJob::OK;
2754 }
2755 return DoJob::CONT;
2756 }
2757 }
2758
2759 virtual int operator() ( void * n )
2760 {
2761 current ++;
2762 if( current == static_cast<int>(row))
2763 {
2764 ret = wxDataViewItem( n );
2765 return DoJob::OK;
2766 }
2767 return DoJob::CONT;
2768 }
2769
2770 wxDataViewItem GetResult() const
2771 { return ret; }
2772
2773private:
2774 unsigned int row;
2775 int current;
2776 wxDataViewItem ret;
2777};
2778
2779wxDataViewItem wxDataViewMainWindow::GetItemByRow(unsigned int row) const
2780{
2781 if (IsVirtualList())
2782 {
2783 return wxDataViewItem( wxUIntToPtr(row+1) );
2784 }
2785 else
2786 {
2787 RowToItemJob job( row, -2 );
2788 Walker( m_root , job );
2789 wxDataViewItem res = job.GetResult();
2790// wxPrintf( "row %d, item %d\n", row, (int) res.GetID() );
2791 return res;
2792 }
2793}
2794
2795class RowToTreeNodeJob: public DoJob
2796{
2797public:
2798 RowToTreeNodeJob( unsigned int row , int current, wxDataViewTreeNode * node )
2799 {
2800 this->row = row;
2801 this->current = current;
2802 ret = NULL;
2803 parent = node;
2804 }
2805 virtual ~RowToTreeNodeJob(){ }
2806
2807 virtual int operator() ( wxDataViewTreeNode * node )
2808 {
2809 current ++;
2810 if( current == static_cast<int>(row))
2811 {
2812 ret = node;
2813 return DoJob::OK;
2814 }
2815
2816 if( node->GetSubTreeCount() + current < static_cast<int>(row) )
2817 {
2818 current += node->GetSubTreeCount();
2819 return DoJob::IGR;
2820 }
2821 else
2822 {
2823 parent = node;
2824
2825 // If the current node has no children, we can find the desired item of the
2826 // row number directly.
2827 // This if can speed up finding in some case, and will have a very good
2828 // effect for list views.
2829 if( node->GetNodes().GetCount() == 0)
2830 {
2831 int index = static_cast<int>(row) - current - 1;
2832 void * n = node->GetChildren().Item( index );
2833 ret = new wxDataViewTreeNode( parent );
2834 ret->SetItem( wxDataViewItem( n ));
2835 ret->SetHasChildren(false);
2836 return DoJob::OK;
2837 }
2838 return DoJob::CONT;
2839 }
2840 }
2841
2842 virtual int operator() ( void * n )
2843 {
2844 current ++;
2845 if( current == static_cast<int>(row))
2846 {
2847 ret = new wxDataViewTreeNode( parent );
2848 ret->SetItem( wxDataViewItem( n ));
2849 ret->SetHasChildren(false);
2850 return DoJob::OK;
2851 }
2852
2853 return DoJob::CONT;
2854 }
2855
2856 wxDataViewTreeNode * GetResult() const
2857 { return ret; }
2858
2859private:
2860 unsigned int row;
2861 int current;
2862 wxDataViewTreeNode * ret;
2863 wxDataViewTreeNode * parent;
2864};
2865
2866wxDataViewTreeNode * wxDataViewMainWindow::GetTreeNodeByRow(unsigned int row) const
2867{
2868 wxASSERT( !IsVirtualList() );
2869
2870 RowToTreeNodeJob job( row , -2, m_root );
2871 Walker( m_root , job );
2872 return job.GetResult();
2873}
2874
2875wxDataViewEvent wxDataViewMainWindow::SendExpanderEvent( wxEventType type,
2876 const wxDataViewItem & item )
2877{
2878 wxWindow *parent = GetParent();
2879 wxDataViewEvent le(type, parent->GetId());
2880
2881 le.SetEventObject(parent);
2882 le.SetModel(GetOwner()->GetModel());
2883 le.SetItem( item );
2884
2885 parent->GetEventHandler()->ProcessEvent(le);
2886 return le;
2887}
2888
2889bool wxDataViewMainWindow::IsExpanded( unsigned int row ) const
2890{
2891 if (IsVirtualList())
2892 return false;
2893
2894 wxDataViewTreeNode * node = GetTreeNodeByRow(row);
2895 if (!node)
2896 return false;
2897
2898 if (!node->HasChildren())
2899 {
2900 delete node;
2901 return false;
2902 }
2903
2904 return node->IsOpen();
2905}
2906
2907bool wxDataViewMainWindow::HasChildren( unsigned int row ) const
2908{
2909 if (IsVirtualList())
2910 return false;
2911
2912 wxDataViewTreeNode * node = GetTreeNodeByRow(row);
2913 if (!node)
2914 return false;
2915
2916 if (!node->HasChildren())
2917 {
2918 delete node;
2919 return false;
2920 }
2921
2922 return true;
2923}
2924
2925void wxDataViewMainWindow::Expand( unsigned int row )
2926{
2927 if (IsVirtualList())
2928 return;
2929
2930 wxDataViewTreeNode * node = GetTreeNodeByRow(row);
2931 if (!node)
2932 return;
2933
2934 if (!node->HasChildren())
2935 {
2936 delete node;
2937 return;
2938 }
2939
2940 if (!node->IsOpen())
2941 {
2942 wxDataViewEvent e =
2943 SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDING, node->GetItem());
2944
2945 // Check if the user prevent expanding
2946 if( e.GetSkipped() )
2947 return;
2948
2949 node->ToggleOpen();
2950
2951 // build the children of current node
2952 if( node->GetChildrenNumber() == 0 )
2953 {
2954 SortPrepare();
2955 ::BuildTreeHelper(GetOwner()->GetModel(), node->GetItem(), node);
2956 }
2957
2958 // By expanding the node all row indices that are currently in the selection list
2959 // and are greater than our node have become invalid. So we have to correct that now.
2960 const unsigned rowAdjustment = node->GetSubTreeCount();
2961 for(unsigned i=0; i<m_selection.size(); ++i)
2962 {
2963 const unsigned testRow = m_selection[i];
2964 // all rows above us are not affected, so skip them
2965 if(testRow <= row)
2966 continue;
2967
2968 m_selection[i] += rowAdjustment;
2969 }
2970
2971 if(m_currentRow > row)
2972 ChangeCurrentRow(m_currentRow + rowAdjustment);
2973
2974 m_count = -1;
2975 UpdateDisplay();
2976 // Send the expanded event
2977 SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDED,node->GetItem());
2978 }
2979}
2980
2981void wxDataViewMainWindow::Collapse(unsigned int row)
2982{
2983 if (IsVirtualList())
2984 return;
2985
2986 wxDataViewTreeNode *node = GetTreeNodeByRow(row);
2987 if (!node)
2988 return;
2989
2990 if (!node->HasChildren())
2991 {
2992 delete node;
2993 return;
2994 }
2995
2996 if (node->IsOpen())
2997 {
2998 wxDataViewEvent e =
2999 SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSING,node->GetItem());
3000 if( e.GetSkipped() )
3001 return;
3002
3003 // Find out if there are selected items below the current node.
3004 bool selectCollapsingRow = false;
3005 const unsigned rowAdjustment = node->GetSubTreeCount();
3006 unsigned maxRowToBeTested = row + rowAdjustment;
3007 for(unsigned i=0; i<m_selection.size(); ++i)
3008 {
3009 const unsigned testRow = m_selection[i];
3010 if(testRow > row && testRow <= maxRowToBeTested)
3011 {
3012 selectCollapsingRow = true;
3013 // get out as soon as we have found a node that is selected
3014 break;
3015 }
3016 }
3017
3018 node->ToggleOpen();
3019
3020 // If the node to be closed has selected items the user won't see those any longer.
3021 // We select the collapsing node in this case.
3022 if(selectCollapsingRow)
3023 {
3024 SelectAllRows(false);
3025 ChangeCurrentRow(row);
3026 SelectRow(row, true);
3027 SendSelectionChangedEvent(GetItemByRow(row));
3028 }
3029 else
3030 {
3031 // if there were no selected items below our node we still need to "fix" the
3032 // selection list to adjust for the changing of the row indices.
3033 // We actually do the opposite of what we are doing in Expand().
3034 for(unsigned i=0; i<m_selection.size(); ++i)
3035 {
3036 const unsigned testRow = m_selection[i];
3037 // all rows above us are not affected, so skip them
3038 if(testRow <= row)
3039 continue;
3040
3041 m_selection[i] -= rowAdjustment;
3042 }
3043
3044 // if the "current row" is being collapsed away we change it to the current row ;-)
3045 if(m_currentRow > row && m_currentRow <= maxRowToBeTested)
3046 ChangeCurrentRow(row);
3047 else if(m_currentRow > row)
3048 ChangeCurrentRow(m_currentRow - rowAdjustment);
3049 }
3050
3051 m_count = -1;
3052 UpdateDisplay();
3053 SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSED,node->GetItem());
3054 }
3055}
3056
3057wxDataViewTreeNode * wxDataViewMainWindow::FindNode( const wxDataViewItem & item )
3058{
3059 wxDataViewModel * model = GetOwner()->GetModel();
3060 if( model == NULL )
3061 return NULL;
3062
3063 if (!item.IsOk())
3064 return m_root;
3065
3066 // Compose the a parent-chain of the finding item
3067 ItemList list;
3068 list.DeleteContents( true );
3069 wxDataViewItem it( item );
3070 while( it.IsOk() )
3071 {
3072 wxDataViewItem * pItem = new wxDataViewItem( it );
3073 list.Insert( pItem );
3074 it = model->GetParent( it );
3075 }
3076
3077 // Find the item along the parent-chain.
3078 // This algorithm is designed to speed up the node-finding method
3079 wxDataViewTreeNode * node = m_root;
3080 for( ItemList::const_iterator iter = list.begin(); iter !=list.end(); iter++ )
3081 {
3082 if( node->HasChildren() )
3083 {
3084 if( node->GetChildrenNumber() == 0 )
3085 {
3086 SortPrepare();
3087 ::BuildTreeHelper(model, node->GetItem(), node);
3088 }
3089
3090 wxDataViewTreeNodes nodes = node->GetNodes();
3091 unsigned int i;
3092 bool found = false;
3093
3094 for (i = 0; i < nodes.GetCount(); i ++)
3095 {
3096 if (nodes[i]->GetItem() == (**iter))
3097 {
3098 if (nodes[i]->GetItem() == item)
3099 return nodes[i];
3100
3101 node = nodes[i];
3102 found = true;
3103 break;
3104 }
3105 }
3106 if (!found)
3107 return NULL;
3108 }
3109 else
3110 return NULL;
3111 }
3112 return NULL;
3113}
3114
3115void wxDataViewMainWindow::HitTest( const wxPoint & point, wxDataViewItem & item,
3116 wxDataViewColumn* &column )
3117{
3118 wxDataViewColumn *col = NULL;
3119 unsigned int cols = GetOwner()->GetColumnCount();
3120 unsigned int colnum = 0;
3121 int x, y;
3122 m_owner->CalcUnscrolledPosition( point.x, point.y, &x, &y );
3123 for (unsigned x_start = 0; colnum < cols; colnum++)
3124 {
3125 col = GetOwner()->GetColumnAt(colnum);
3126 if (col->IsHidden())
3127 continue; // skip it!
3128
3129 unsigned int w = col->GetWidth();
3130 if (x_start+w >= (unsigned int)x)
3131 break;
3132
3133 x_start += w;
3134 }
3135
3136 column = col;
3137 item = GetItemByRow( GetLineAt( y ) );
3138}
3139
3140wxRect wxDataViewMainWindow::GetItemRect( const wxDataViewItem & item,
3141 const wxDataViewColumn* column )
3142{
3143 int xpos = 0;
3144 int width = 0;
3145
3146 unsigned int cols = GetOwner()->GetColumnCount();
3147 // If column is null the loop will compute the combined width of all columns.
3148 // Otherwise, it will compute the x position of the column we are looking for.
3149 for (unsigned int i = 0; i < cols; i++)
3150 {
3151 wxDataViewColumn* col = GetOwner()->GetColumnAt( i );
3152
3153 if (col == column)
3154 break;
3155
3156 if (col->IsHidden())
3157 continue; // skip it!
3158
3159 xpos += col->GetWidth();
3160 width += col->GetWidth();
3161 }
3162
3163 if(column != 0)
3164 {
3165 // If we have a column, we need can get its width directly.
3166 if(column->IsHidden())
3167 width = 0;
3168 else
3169 width = column->GetWidth();
3170
3171 }
3172 else
3173 {
3174 // If we have no column, we reset the x position back to zero.
3175 xpos = 0;
3176 }
3177
3178 // we have to take an expander column into account and compute its indentation
3179 // to get the correct x position where the actual text is
3180 int indent = 0;
3181 int row = GetRowByItem(item);
3182 if (!IsVirtualList() && (column == 0 || GetOwner()->GetExpanderColumn() == column) )
3183 {
3184 wxDataViewTreeNode* node = GetTreeNodeByRow(row);
3185 indent = GetOwner()->GetIndent() * node->GetIndentLevel();
3186 indent = indent + m_lineHeight; // use m_lineHeight as the width of the expander
3187
3188 if(!node->HasChildren())
3189 delete node;
3190 }
3191
3192 wxRect itemRect( xpos + indent,
3193 GetLineStart( row ),
3194 width - indent,
3195 GetLineHeight( row ) );
3196
3197 GetOwner()->CalcScrolledPosition( itemRect.x, itemRect.y,
3198 &itemRect.x, &itemRect.y );
3199
3200 return itemRect;
3201}
3202
3203int wxDataViewMainWindow::RecalculateCount()
3204{
3205 if (IsVirtualList())
3206 {
3207 wxDataViewVirtualListModel *list_model =
3208 (wxDataViewVirtualListModel*) GetOwner()->GetModel();
3209 return list_model->GetCount();
3210 }
3211 else
3212 {
3213 return m_root->GetSubTreeCount();
3214 }
3215}
3216
3217class ItemToRowJob : public DoJob
3218{
3219public:
3220 ItemToRowJob(const wxDataViewItem& item_, ItemList::const_iterator iter)
3221 : m_iter(iter),
3222 item(item_)
3223 {
3224 ret = -1;
3225 }
3226
3227 // Maybe binary search will help to speed up this process
3228 virtual int operator() ( wxDataViewTreeNode * node)
3229 {
3230 ret ++;
3231 if( node->GetItem() == item )
3232 {
3233 return DoJob::OK;
3234 }
3235
3236 if( node->GetItem() == **m_iter )
3237 {
3238 m_iter++;
3239 return DoJob::CONT;
3240 }
3241 else
3242 {
3243 ret += node->GetSubTreeCount();
3244 return DoJob::IGR;
3245 }
3246
3247 }
3248
3249 virtual int operator() ( void * n )
3250 {
3251 ret ++;
3252 if( n == item.GetID() )
3253 return DoJob::OK;
3254 return DoJob::CONT;
3255 }
3256
3257 // the row number is begin from zero
3258 int GetResult() const
3259 { return ret -1; }
3260
3261private:
3262 ItemList::const_iterator m_iter;
3263 wxDataViewItem item;
3264 int ret;
3265
3266};
3267
3268int wxDataViewMainWindow::GetRowByItem(const wxDataViewItem & item) const
3269{
3270 const wxDataViewModel * model = GetOwner()->GetModel();
3271 if( model == NULL )
3272 return -1;
3273
3274 if (IsVirtualList())
3275 {
3276 return wxPtrToUInt( item.GetID() ) -1;
3277 }
3278 else
3279 {
3280 if( !item.IsOk() )
3281 return -1;
3282
3283 // Compose the a parent-chain of the finding item
3284 ItemList list;
3285 wxDataViewItem * pItem;
3286 list.DeleteContents( true );
3287 wxDataViewItem it( item );
3288 while( it.IsOk() )
3289 {
3290 pItem = new wxDataViewItem( it );
3291 list.Insert( pItem );
3292 it = model->GetParent( it );
3293 }
3294 pItem = new wxDataViewItem( );
3295 list.Insert( pItem );
3296
3297 ItemToRowJob job( item, list.begin() );
3298 Walker(m_root , job );
3299 return job.GetResult();
3300 }
3301}
3302
3303static void BuildTreeHelper( wxDataViewModel * model, wxDataViewItem & item,
3304 wxDataViewTreeNode * node)
3305{
3306 if( !model->IsContainer( item ) )
3307 return;
3308
3309 wxDataViewItemArray children;
3310 unsigned int num = model->GetChildren( item, children);
3311
3312 unsigned int index = 0;
3313 while( index < num )
3314 {
3315 if( model->IsContainer( children[index] ) )
3316 {
3317 wxDataViewTreeNode * n = new wxDataViewTreeNode( node );
3318 n->SetItem(children[index]);
3319 n->SetHasChildren( true );
3320 node->AddNode( n );
3321 }
3322 else
3323 {
3324 node->AddLeaf( children[index].GetID() );
3325 }
3326 index ++;
3327 }
3328 node->SetSubTreeCount( num );
3329 wxDataViewTreeNode * n = node->GetParent();
3330 if( n != NULL)
3331 n->ChangeSubTreeCount(num);
3332
3333}
3334
3335void wxDataViewMainWindow::BuildTree(wxDataViewModel * model)
3336{
3337 DestroyTree();
3338
3339 if (GetOwner()->GetModel()->IsVirtualListModel())
3340 {
3341 m_count = -1;
3342 return;
3343 }
3344
3345 m_root = new wxDataViewTreeNode( NULL );
3346 m_root->SetHasChildren(true);
3347
3348 // First we define a invalid item to fetch the top-level elements
3349 wxDataViewItem item;
3350 SortPrepare();
3351 BuildTreeHelper( model, item, m_root);
3352 m_count = -1;
3353}
3354
3355static void DestroyTreeHelper( wxDataViewTreeNode * node )
3356{
3357 if( node->GetNodeNumber() != 0 )
3358 {
3359 int len = node->GetNodeNumber();
3360 wxDataViewTreeNodes& nodes = node->GetNodes();
3361 for (int i = 0; i < len; i++)
3362 DestroyTreeHelper(nodes[i]);
3363 }
3364 delete node;
3365}
3366
3367void wxDataViewMainWindow::DestroyTree()
3368{
3369 if (!IsVirtualList())
3370 {
3371 ::DestroyTreeHelper(m_root);
3372 m_count = 0;
3373 m_root = NULL;
3374 }
3375}
3376
3377void wxDataViewMainWindow::OnChar( wxKeyEvent &event )
3378{
3379 if ( GetParent()->HandleAsNavigationKey(event) )
3380 return;
3381
3382 // no item -> nothing to do
3383 if (!HasCurrentRow())
3384 {
3385 event.Skip();
3386 return;
3387 }
3388
3389 // don't use m_linesPerPage directly as it might not be computed yet
3390 const int pageSize = GetCountPerPage();
3391 wxCHECK_RET( pageSize, _T("should have non zero page size") );
3392
3393 switch ( event.GetKeyCode() )
3394 {
3395 case WXK_RETURN:
3396 {
3397 wxWindow *parent = GetParent();
3398 wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_ACTIVATED,
3399 parent->GetId());
3400 le.SetItem( GetItemByRow(m_currentRow) );
3401 le.SetEventObject(parent);
3402 le.SetModel(GetOwner()->GetModel());
3403
3404 parent->GetEventHandler()->ProcessEvent(le);
3405 }
3406 break;
3407
3408 case WXK_UP:
3409 if ( m_currentRow > 0 )
3410 OnArrowChar( m_currentRow - 1, event );
3411 break;
3412
3413 case WXK_DOWN:
3414 if ( m_currentRow < GetRowCount() - 1 )
3415 OnArrowChar( m_currentRow + 1, event );
3416 break;
3417 // Add the process for tree expanding/collapsing
3418 case WXK_LEFT:
3419 {
3420 if (IsVirtualList())
3421 break;
3422
3423 wxDataViewTreeNode* node = GetTreeNodeByRow(m_currentRow);
3424 if (!node)
3425 break;
3426
3427 if (node->HasChildren() && node->IsOpen())
3428 {
3429 Collapse(m_currentRow);
3430 }
3431 else // if the node is already closed we move the selection to its parent
3432 {
3433 wxDataViewTreeNode *parent_node = node->GetParent();
3434
3435 if(!node->HasChildren())
3436 delete node;
3437
3438 if (parent_node)
3439 {
3440 int parent = GetRowByItem( parent_node->GetItem() );
3441 if ( parent >= 0 )
3442 {
3443 unsigned int row = m_currentRow;
3444 SelectRow( row, false);
3445 SelectRow( parent, true );
3446 ChangeCurrentRow( parent );
3447 GetOwner()->EnsureVisible( parent, -1 );
3448 SendSelectionChangedEvent( parent_node->GetItem() );
3449 }
3450 }
3451 }
3452 break;
3453 }
3454 case WXK_RIGHT:
3455 {
3456 if (!IsExpanded( m_currentRow ))
3457 Expand( m_currentRow );
3458 else
3459 {
3460 unsigned int row = m_currentRow;
3461 SelectRow( row, false );
3462 SelectRow( row + 1, true );
3463 ChangeCurrentRow( row + 1 );
3464 GetOwner()->EnsureVisible( row + 1, -1 );
3465 SendSelectionChangedEvent( GetItemByRow(row+1) );
3466 }
3467 break;
3468 }
3469 case WXK_END:
3470 {
3471 if (!IsEmpty())
3472 OnArrowChar( GetRowCount() - 1, event );
3473 break;
3474 }
3475 case WXK_HOME:
3476 if (!IsEmpty())
3477 OnArrowChar( 0, event );
3478 break;
3479
3480 case WXK_PAGEUP:
3481 {
3482 int steps = pageSize - 1;
3483 int index = m_currentRow - steps;
3484 if (index < 0)
3485 index = 0;
3486
3487 OnArrowChar( index, event );
3488 }
3489 break;
3490
3491 case WXK_PAGEDOWN:
3492 {
3493 int steps = pageSize - 1;
3494 unsigned int index = m_currentRow + steps;
3495 unsigned int count = GetRowCount();
3496 if ( index >= count )
3497 index = count - 1;
3498
3499 OnArrowChar( index, event );
3500 }
3501 break;
3502
3503 case WXK_F2:
3504 {
3505 if(m_selection.size() == 1)
3506 {
3507 // TODO: we need to revise that when we have a concept for a 'current column'
3508 GetOwner()->StartEditor(GetItemByRow(m_selection[0]), 0);
3509 }
3510 }
3511 break;
3512
3513 default:
3514 event.Skip();
3515 }
3516}
3517
3518void wxDataViewMainWindow::OnMouse( wxMouseEvent &event )
3519{
3520 if (event.GetEventType() == wxEVT_MOUSEWHEEL)
3521 {
3522 // let the base handle mouse wheel events.
3523 event.Skip();
3524 return;
3525 }
3526
3527 int x = event.GetX();
3528 int y = event.GetY();
3529 m_owner->CalcUnscrolledPosition( x, y, &x, &y );
3530 wxDataViewColumn *col = NULL;
3531
3532 int xpos = 0;
3533 unsigned int cols = GetOwner()->GetColumnCount();
3534 unsigned int i;
3535 for (i = 0; i < cols; i++)
3536 {
3537 wxDataViewColumn *c = GetOwner()->GetColumnAt( i );
3538 if (c->IsHidden())
3539 continue; // skip it!
3540
3541 if (x < xpos + c->GetWidth())
3542 {
3543 col = c;
3544 break;
3545 }
3546 xpos += c->GetWidth();
3547 }
3548 if (!col)
3549 return;
3550
3551 wxDataViewRenderer *cell = col->GetRenderer();
3552 unsigned int current = GetLineAt( y );
3553 if ((current >= GetRowCount()) || (x > GetEndOfLastCol()))
3554 {
3555 // Unselect all if below the last row ?
3556 return;
3557 }
3558
3559 // Test whether the mouse is hovered on the tree item button
3560 bool hoverOverExpander = false;
3561 if ((!IsVirtualList()) && (GetOwner()->GetExpanderColumn() == col))
3562 {
3563 wxDataViewTreeNode * node = GetTreeNodeByRow(current);
3564 if( node!=NULL && node->HasChildren() )
3565 {
3566 int indent = node->GetIndentLevel();
3567 indent = GetOwner()->GetIndent()*indent;
3568
3569 // we make the rectangle we are looking in a bit bigger than the actual
3570 // visual expander so the user can hit that little thing reliably
3571 wxRect rect( xpos + indent,
3572 GetLineStart( current ) + (GetLineHeight(current) - m_lineHeight)/2,
3573 m_lineHeight, m_lineHeight);
3574 if( rect.Contains(x, y) )
3575 {
3576 // So the mouse is over the expander
3577 hoverOverExpander = true;
3578 if (m_underMouse && m_underMouse != node)
3579 {
3580 // wxLogMessage("Undo the row: %d", GetRowByItem(m_underMouse->GetItem()));
3581 RefreshRow(GetRowByItem(m_underMouse->GetItem()));
3582 }
3583 if (m_underMouse != node)
3584 {
3585 // wxLogMessage("Do the row: %d", current);
3586 RefreshRow(current);
3587 }
3588 m_underMouse = node;
3589 }
3590 }
3591 if (node!=NULL && !node->HasChildren())
3592 delete node;
3593 }
3594 if (!hoverOverExpander)
3595 {
3596 if (m_underMouse != NULL)
3597 {
3598 // wxLogMessage("Undo the row: %d", GetRowByItem(m_underMouse->GetItem()));
3599 RefreshRow(GetRowByItem(m_underMouse->GetItem()));
3600 m_underMouse = NULL;
3601 }
3602 }
3603
3604 wxDataViewModel *model = GetOwner()->GetModel();
3605
3606#if wxUSE_DRAG_AND_DROP
3607 if (event.Dragging())
3608 {
3609 if (m_dragCount == 0)
3610 {
3611 // we have to report the raw, physical coords as we want to be
3612 // able to call HitTest(event.m_pointDrag) from the user code to
3613 // get the item being dragged
3614 m_dragStart = event.GetPosition();
3615 }
3616
3617 m_dragCount++;
3618
3619 if (m_dragCount != 3)
3620 return;
3621
3622 if (event.LeftIsDown())
3623 {
3624 m_owner->CalcUnscrolledPosition( m_dragStart.x, m_dragStart.y,
3625 &m_dragStart.x, &m_dragStart.y );
3626 unsigned int drag_item_row = GetLineAt( m_dragStart.y );
3627 wxDataViewItem item = GetItemByRow( drag_item_row );
3628
3629 // Notify cell about drag
3630 wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_BEGIN_DRAG, m_owner->GetId() );
3631 event.SetEventObject( m_owner );
3632 event.SetItem( item );
3633 event.SetModel( model );
3634 if (!m_owner->HandleWindowEvent( event ))
3635 return;
3636
3637 if (!event.IsAllowed())
3638 return;
3639
3640 wxDataObject *obj = event.GetDataObject();
3641 if (!obj)
3642 return;
3643
3644 wxDataViewDropSource drag( this, drag_item_row );
3645 drag.SetData( *obj );
3646 /* wxDragResult res = */ drag.DoDragDrop();
3647 delete obj;
3648 }
3649 return;
3650 }
3651 else
3652 {
3653 m_dragCount = 0;
3654 }
3655#endif // wxUSE_DRAG_AND_DROP
3656
3657 bool simulateClick = false;
3658
3659 if (event.ButtonDClick())
3660 {
3661 m_renameTimer->Stop();
3662 m_lastOnSame = false;
3663 }
3664
3665 wxDataViewItem item = GetItemByRow(current);
3666 bool ignore_other_columns =
3667 ((GetOwner()->GetExpanderColumn() != col) &&
3668 (model->IsContainer(item)) &&
3669 (!model->HasContainerColumns(item)));
3670
3671 if (event.LeftDClick())
3672 {
3673 if(hoverOverExpander)
3674 {
3675 // a double click on the expander will be converted into a "simulated" normal click
3676 simulateClick = true;
3677 }
3678 else if ( current == m_lineLastClicked )
3679 {
3680 if ((!ignore_other_columns) && (cell->GetMode() == wxDATAVIEW_CELL_ACTIVATABLE))
3681 {
3682 wxVariant value;
3683 model->GetValue( value, item, col->GetModelColumn() );
3684 cell->SetValue( value );
3685 wxRect cell_rect( xpos, GetLineStart( current ),
3686 col->GetWidth(), GetLineHeight( current ) );
3687 cell->Activate( cell_rect, model, item, col->GetModelColumn() );
3688 }
3689 else
3690 {
3691 wxWindow *parent = GetParent();
3692 wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_ACTIVATED, parent->GetId());
3693 le.SetItem( item );
3694 le.SetEventObject(parent);
3695 le.SetModel(GetOwner()->GetModel());
3696
3697 parent->GetEventHandler()->ProcessEvent(le);
3698 }
3699 return;
3700 }
3701 else
3702 {
3703 // The first click was on another item, so don't interpret this as
3704 // a double click, but as a simple click instead
3705 simulateClick = true;
3706 }
3707 }
3708
3709 if (event.LeftUp() && !hoverOverExpander)
3710 {
3711 if (m_lineSelectSingleOnUp != (unsigned int)-1)
3712 {
3713 // select single line
3714 SelectAllRows( false );
3715 SelectRow( m_lineSelectSingleOnUp, true );
3716 SendSelectionChangedEvent( GetItemByRow(m_lineSelectSingleOnUp) );
3717 }
3718
3719 // If the user click the expander, we do not do editing even if the column
3720 // with expander are editable
3721 if (m_lastOnSame && !ignore_other_columns)
3722 {
3723 if ((col == m_currentCol) && (current == m_currentRow) &&
3724 (cell->GetMode() & wxDATAVIEW_CELL_EDITABLE) )
3725 {
3726 m_renameTimer->Start( 100, true );
3727 }
3728 }
3729
3730 m_lastOnSame = false;
3731 m_lineSelectSingleOnUp = (unsigned int)-1;
3732 }
3733 else if(!event.LeftUp())
3734 {
3735 // This is necessary, because after a DnD operation in
3736 // from and to ourself, the up event is swallowed by the
3737 // DnD code. So on next non-up event (which means here and
3738 // now) m_lineSelectSingleOnUp should be reset.
3739 m_lineSelectSingleOnUp = (unsigned int)-1;
3740 }
3741
3742 if (event.RightDown())
3743 {
3744 m_lineBeforeLastClicked = m_lineLastClicked;
3745 m_lineLastClicked = current;
3746
3747 // If the item is already selected, do not update the selection.
3748 // Multi-selections should not be cleared if a selected item is clicked.
3749 if (!IsRowSelected(current))
3750 {
3751 SelectAllRows(false);
3752 ChangeCurrentRow(current);
3753 SelectRow(m_currentRow,true);
3754 SendSelectionChangedEvent(GetItemByRow( m_currentRow ) );
3755 }
3756 }
3757 else if (event.RightUp())
3758 {
3759 wxVariant value;
3760 model->GetValue( value, item, col->GetModelColumn() );
3761 wxWindow *parent = GetParent();
3762 wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_CONTEXT_MENU, parent->GetId());
3763 le.SetItem( item );
3764 le.SetEventObject(parent);
3765 le.SetModel(GetOwner()->GetModel());
3766 le.SetValue(value);
3767 parent->GetEventHandler()->ProcessEvent(le);
3768 }
3769 else if (event.MiddleDown())
3770 {
3771 }
3772
3773 if((event.LeftDown() || simulateClick) && hoverOverExpander)
3774 {
3775 wxDataViewTreeNode* node = GetTreeNodeByRow(current);
3776
3777 // hoverOverExpander being true tells us that our node must be
3778 // valid and have children.
3779 // So we don't need any extra checks.
3780 if( node->IsOpen() )
3781 Collapse(current);
3782 else
3783 Expand(current);
3784 }
3785 else if ((event.LeftDown() || simulateClick) && !hoverOverExpander)
3786 {
3787 SetFocus();
3788
3789 m_lineBeforeLastClicked = m_lineLastClicked;
3790 m_lineLastClicked = current;
3791
3792 unsigned int oldCurrentRow = m_currentRow;
3793 bool oldWasSelected = IsRowSelected(m_currentRow);
3794
3795 bool cmdModifierDown = event.CmdDown();
3796 if ( IsSingleSel() || !(cmdModifierDown || event.ShiftDown()) )
3797 {
3798 if ( IsSingleSel() || !IsRowSelected(current) )
3799 {
3800 SelectAllRows( false );
3801 ChangeCurrentRow(current);
3802 SelectRow(m_currentRow,true);
3803 SendSelectionChangedEvent(GetItemByRow( m_currentRow ) );
3804 }
3805 else // multi sel & current is highlighted & no mod keys
3806 {
3807 m_lineSelectSingleOnUp = current;
3808 ChangeCurrentRow(current); // change focus
3809 }
3810 }
3811 else // multi sel & either ctrl or shift is down
3812 {
3813 if (cmdModifierDown)
3814 {
3815 ChangeCurrentRow(current);
3816 ReverseRowSelection(m_currentRow);
3817 SendSelectionChangedEvent(GetItemByRow(m_selection[0]) );
3818 }
3819 else if (event.ShiftDown())
3820 {
3821 ChangeCurrentRow(current);
3822
3823 unsigned int lineFrom = oldCurrentRow,
3824 lineTo = current;
3825
3826 if ( lineTo < lineFrom )
3827 {
3828 lineTo = lineFrom;
3829 lineFrom = m_currentRow;
3830 }
3831
3832 SelectRows(lineFrom, lineTo, true);
3833 SendSelectionChangedEvent(GetItemByRow(m_selection[0]) );
3834 }
3835 else // !ctrl, !shift
3836 {
3837 // test in the enclosing if should make it impossible
3838 wxFAIL_MSG( _T("how did we get here?") );
3839 }
3840 }
3841
3842 if (m_currentRow != oldCurrentRow)
3843 RefreshRow( oldCurrentRow );
3844
3845 wxDataViewColumn *oldCurrentCol = m_currentCol;
3846
3847 // Update selection here...
3848 m_currentCol = col;
3849
3850 m_lastOnSame = !simulateClick && ((col == oldCurrentCol) &&
3851 (current == oldCurrentRow)) && oldWasSelected;
3852
3853 // Call LeftClick after everything else as under GTK+
3854 if (cell->GetMode() & wxDATAVIEW_CELL_ACTIVATABLE)
3855 {
3856 // notify cell about right click
3857 wxVariant value;
3858 model->GetValue( value, item, col->GetModelColumn() );
3859 cell->SetValue( value );
3860 wxRect cell_rect( xpos, GetLineStart( current ),
3861 col->GetWidth(), GetLineHeight( current ) );
3862 /* ignore ret */ cell->LeftClick( event.GetPosition(), cell_rect,
3863 model, item, col->GetModelColumn());
3864 }
3865 }
3866}
3867
3868void wxDataViewMainWindow::OnSetFocus( wxFocusEvent &event )
3869{
3870 m_hasFocus = true;
3871
3872 if (HasCurrentRow())
3873 Refresh();
3874
3875 event.Skip();
3876}
3877
3878void wxDataViewMainWindow::OnKillFocus( wxFocusEvent &event )
3879{
3880 m_hasFocus = false;
3881
3882 if (HasCurrentRow())
3883 Refresh();
3884
3885 event.Skip();
3886}
3887
3888wxDataViewItem wxDataViewMainWindow::GetSelection() const
3889{
3890 if( m_selection.GetCount() != 1 )
3891 return wxDataViewItem();
3892
3893 return GetItemByRow( m_selection.Item(0));
3894}
3895
3896//-----------------------------------------------------------------------------
3897// wxDataViewCtrl
3898//-----------------------------------------------------------------------------
3899
3900WX_DEFINE_LIST(wxDataViewColumnList)
3901
3902IMPLEMENT_DYNAMIC_CLASS(wxDataViewCtrl, wxDataViewCtrlBase)
3903BEGIN_EVENT_TABLE(wxDataViewCtrl, wxDataViewCtrlBase)
3904 EVT_SIZE(wxDataViewCtrl::OnSize)
3905END_EVENT_TABLE()
3906
3907wxDataViewCtrl::~wxDataViewCtrl()
3908{
3909 if (m_notifier)
3910 GetModel()->RemoveNotifier( m_notifier );
3911
3912 m_cols.Clear();
3913}
3914
3915void wxDataViewCtrl::Init()
3916{
3917 m_cols.DeleteContents(true);
3918 m_notifier = NULL;
3919
3920 // No sorting column at start
3921 m_sortingColumnIdx = wxNOT_FOUND;
3922
3923 m_headerArea = NULL;
3924}
3925
3926bool wxDataViewCtrl::Create(wxWindow *parent, wxWindowID id,
3927 const wxPoint& pos, const wxSize& size,
3928 long style, const wxValidator& validator )
3929{
3930// if ( (style & wxBORDER_MASK) == 0)
3931// style |= wxBORDER_SUNKEN;
3932
3933 Init();
3934
3935 if (!wxControl::Create( parent, id, pos, size,
3936 style | wxScrolledWindowStyle, validator))
3937 return false;
3938
3939 SetInitialSize(size);
3940
3941#ifdef __WXMAC__
3942 MacSetClipChildren( true );
3943#endif
3944
3945 m_clientArea = new wxDataViewMainWindow( this, wxID_ANY );
3946
3947 if (HasFlag(wxDV_NO_HEADER))
3948 m_headerArea = NULL;
3949 else
3950 m_headerArea = new wxDataViewHeaderWindow(this);
3951
3952 SetTargetWindow( m_clientArea );
3953
3954 wxBoxSizer *sizer = new wxBoxSizer( wxVERTICAL );
3955 if (m_headerArea)
3956 sizer->Add( m_headerArea, 0, wxGROW );
3957 sizer->Add( m_clientArea, 1, wxGROW );
3958 SetSizer( sizer );
3959
3960 return true;
3961}
3962
3963wxBorder wxDataViewCtrl::GetDefaultBorder() const
3964{
3965 return wxBORDER_THEME;
3966}
3967
3968#ifdef __WXMSW__
3969WXLRESULT wxDataViewCtrl::MSWWindowProc(WXUINT nMsg,
3970 WXWPARAM wParam,
3971 WXLPARAM lParam)
3972{
3973 WXLRESULT rc = wxDataViewCtrlBase::MSWWindowProc(nMsg, wParam, lParam);
3974
3975#ifndef __WXWINCE__
3976 // we need to process arrows ourselves for scrolling
3977 if ( nMsg == WM_GETDLGCODE )
3978 {
3979 rc |= DLGC_WANTARROWS;
3980 }
3981#endif
3982
3983 return rc;
3984}
3985#endif
3986
3987wxSize wxDataViewCtrl::GetSizeAvailableForScrollTarget(const wxSize& size)
3988{
3989 wxSize newsize = size;
3990 if (!HasFlag(wxDV_NO_HEADER) && (m_headerArea))
3991 newsize.y -= m_headerArea->GetSize().y;
3992
3993 return newsize;
3994}
3995
3996void wxDataViewCtrl::OnSize( wxSizeEvent &WXUNUSED(event) )
3997{
3998 // We need to override OnSize so that our scrolled
3999 // window a) does call Layout() to use sizers for
4000 // positioning the controls but b) does not query
4001 // the sizer for their size and use that for setting
4002 // the scrollable area as set that ourselves by
4003 // calling SetScrollbar() further down.
4004
4005 Layout();
4006
4007 AdjustScrollbars();
4008}
4009
4010void wxDataViewCtrl::SetFocus()
4011{
4012 if (m_clientArea)
4013 m_clientArea->SetFocus();
4014}
4015
4016bool wxDataViewCtrl::AssociateModel( wxDataViewModel *model )
4017{
4018 if (!wxDataViewCtrlBase::AssociateModel( model ))
4019 return false;
4020
4021 m_notifier = new wxGenericDataViewModelNotifier( m_clientArea );
4022
4023 model->AddNotifier( m_notifier );
4024
4025 m_clientArea->DestroyTree();
4026
4027 m_clientArea->BuildTree(model);
4028
4029 m_clientArea->UpdateDisplay();
4030
4031 return true;
4032}
4033
4034#if wxUSE_DRAG_AND_DROP
4035
4036bool wxDataViewCtrl::EnableDragSource( const wxDataFormat &format )
4037{
4038 return m_clientArea->EnableDragSource( format );
4039}
4040
4041bool wxDataViewCtrl::EnableDropTarget( const wxDataFormat &format )
4042{
4043 return m_clientArea->EnableDropTarget( format );
4044}
4045
4046#endif // wxUSE_DRAG_AND_DROP
4047
4048bool wxDataViewCtrl::AppendColumn( wxDataViewColumn *col )
4049{
4050 if (!wxDataViewCtrlBase::AppendColumn(col))
4051 return false;
4052
4053 m_cols.Append( col );
4054 OnColumnsCountChanged();
4055 return true;
4056}
4057
4058bool wxDataViewCtrl::PrependColumn( wxDataViewColumn *col )
4059{
4060 if (!wxDataViewCtrlBase::PrependColumn(col))
4061 return false;
4062
4063 m_cols.Insert( col );
4064 OnColumnsCountChanged();
4065 return true;
4066}
4067
4068bool wxDataViewCtrl::InsertColumn( unsigned int pos, wxDataViewColumn *col )
4069{
4070 if (!wxDataViewCtrlBase::InsertColumn(pos,col))
4071 return false;
4072
4073 m_cols.Insert( pos, col );
4074 OnColumnsCountChanged();
4075 return true;
4076}
4077
4078void wxDataViewCtrl::OnColumnChange(unsigned int idx)
4079{
4080 if ( m_headerArea )
4081 m_headerArea->UpdateColumn(idx);
4082
4083 m_clientArea->UpdateDisplay();
4084}
4085
4086void wxDataViewCtrl::OnColumnsCountChanged()
4087{
4088 if (m_headerArea)
4089 m_headerArea->SetColumnCount(GetColumnCount());
4090
4091 m_clientArea->UpdateDisplay();
4092}
4093
4094void wxDataViewCtrl::DoSetExpanderColumn()
4095{
4096 m_clientArea->UpdateDisplay();
4097}
4098
4099void wxDataViewCtrl::DoSetIndent()
4100{
4101 m_clientArea->UpdateDisplay();
4102}
4103
4104unsigned int wxDataViewCtrl::GetColumnCount() const
4105{
4106 return m_cols.GetCount();
4107}
4108
4109wxDataViewColumn* wxDataViewCtrl::GetColumn( unsigned int idx ) const
4110{
4111 return m_cols[idx];
4112}
4113
4114wxDataViewColumn *wxDataViewCtrl::GetColumnAt(unsigned int pos) const
4115{
4116 // columns can't be reordered if there is no header window which allows
4117 // to do this
4118 const unsigned idx = m_headerArea ? m_headerArea->GetColumnsOrder()[pos]
4119 : pos;
4120
4121 return GetColumn(idx);
4122}
4123
4124int wxDataViewCtrl::GetColumnIndex(const wxDataViewColumn *column) const
4125{
4126 const unsigned count = m_cols.size();
4127 for ( unsigned n = 0; n < count; n++ )
4128 {
4129 if ( m_cols[n] == column )
4130 return n;
4131 }
4132
4133 return wxNOT_FOUND;
4134}
4135
4136void wxDataViewCtrl::ColumnMoved(wxDataViewColumn * WXUNUSED(col),
4137 unsigned int WXUNUSED(new_pos))
4138{
4139 // do _not_ reorder m_cols elements here, they should always be in the
4140 // order in which columns were added, we only display the columns in
4141 // different order
4142 m_clientArea->UpdateDisplay();
4143}
4144
4145bool wxDataViewCtrl::DeleteColumn( wxDataViewColumn *column )
4146{
4147 wxDataViewColumnList::compatibility_iterator ret = m_cols.Find( column );
4148 if (!ret)
4149 return false;
4150
4151 m_cols.Erase(ret);
4152 OnColumnsCountChanged();
4153
4154 return true;
4155}
4156
4157bool wxDataViewCtrl::ClearColumns()
4158{
4159 m_cols.Clear();
4160 OnColumnsCountChanged();
4161 return true;
4162}
4163
4164int wxDataViewCtrl::GetColumnPosition( const wxDataViewColumn *column ) const
4165{
4166 int ret = 0,
4167 dummy = 0;
4168 unsigned int len = GetColumnCount();
4169 for ( unsigned int i = 0; i < len; i++ )
4170 {
4171 wxDataViewColumn * col = GetColumnAt(i);
4172 if (col->IsHidden())
4173 continue;
4174 ret += col->GetWidth();
4175 if (column==col)
4176 {
4177 CalcScrolledPosition( ret, dummy, &ret, &dummy );
4178 break;
4179 }
4180 }
4181 return ret;
4182}
4183
4184wxDataViewColumn *wxDataViewCtrl::GetSortingColumn() const
4185{
4186 return m_sortingColumnIdx == wxNOT_FOUND ? NULL
4187 : GetColumn(m_sortingColumnIdx);
4188}
4189
4190// Selection code with wxDataViewItem as parameters
4191wxDataViewItem wxDataViewCtrl::GetSelection() const
4192{
4193 return m_clientArea->GetSelection();
4194}
4195
4196int wxDataViewCtrl::GetSelections( wxDataViewItemArray & sel ) const
4197{
4198 sel.Empty();
4199 wxDataViewSelection selection = m_clientArea->GetSelections();
4200 int len = selection.GetCount();
4201 for( int i = 0; i < len; i ++)
4202 {
4203 unsigned int row = selection[i];
4204 sel.Add( m_clientArea->GetItemByRow( row ) );
4205 }
4206 return len;
4207}
4208
4209void wxDataViewCtrl::SetSelections( const wxDataViewItemArray & sel )
4210{
4211 wxDataViewSelection selection(wxDataViewSelectionCmp);
4212
4213 wxDataViewItem last_parent;
4214
4215 int len = sel.GetCount();
4216 for( int i = 0; i < len; i ++ )
4217 {
4218 wxDataViewItem item = sel[i];
4219 wxDataViewItem parent = GetModel()->GetParent( item );
4220 if (parent)
4221 {
4222 if (parent != last_parent)
4223 ExpandAncestors(item);
4224 }
4225
4226 last_parent = parent;
4227 int row = m_clientArea->GetRowByItem( item );
4228 if( row >= 0 )
4229 selection.Add( static_cast<unsigned int>(row) );
4230 }
4231
4232 m_clientArea->SetSelections( selection );
4233}
4234
4235void wxDataViewCtrl::Select( const wxDataViewItem & item )
4236{
4237 ExpandAncestors( item );
4238
4239 int row = m_clientArea->GetRowByItem( item );
4240 if( row >= 0 )
4241 {
4242 // Unselect all rows before select another in the single select mode
4243 if (m_clientArea->IsSingleSel())
4244 m_clientArea->SelectAllRows(false);
4245 m_clientArea->SelectRow(row, true);
4246 }
4247}
4248
4249void wxDataViewCtrl::Unselect( const wxDataViewItem & item )
4250{
4251 int row = m_clientArea->GetRowByItem( item );
4252 if( row >= 0 )
4253 m_clientArea->SelectRow(row, false);
4254}
4255
4256bool wxDataViewCtrl::IsSelected( const wxDataViewItem & item ) const
4257{
4258 int row = m_clientArea->GetRowByItem( item );
4259 if( row >= 0 )
4260 {
4261 return m_clientArea->IsRowSelected(row);
4262 }
4263 return false;
4264}
4265
4266// Selection code with row number as parameter
4267int wxDataViewCtrl::GetSelections( wxArrayInt & sel ) const
4268{
4269 sel.Empty();
4270 wxDataViewSelection selection = m_clientArea->GetSelections();
4271 int len = selection.GetCount();
4272 for( int i = 0; i < len; i ++)
4273 {
4274 unsigned int row = selection[i];
4275 sel.Add( row );
4276 }
4277 return len;
4278}
4279
4280void wxDataViewCtrl::SetSelections( const wxArrayInt & sel )
4281{
4282 wxDataViewSelection selection(wxDataViewSelectionCmp);
4283 int len = sel.GetCount();
4284 for( int i = 0; i < len; i ++ )
4285 {
4286 int row = sel[i];
4287 if( row >= 0 )
4288 selection.Add( static_cast<unsigned int>(row) );
4289 }
4290 m_clientArea->SetSelections( selection );
4291}
4292
4293void wxDataViewCtrl::Select( int row )
4294{
4295 if( row >= 0 )
4296 {
4297 if (m_clientArea->IsSingleSel())
4298 m_clientArea->SelectAllRows(false);
4299 m_clientArea->SelectRow( row, true );
4300 }
4301}
4302
4303void wxDataViewCtrl::Unselect( int row )
4304{
4305 if( row >= 0 )
4306 m_clientArea->SelectRow(row, false);
4307}
4308
4309bool wxDataViewCtrl::IsSelected( int row ) const
4310{
4311 if( row >= 0 )
4312 return m_clientArea->IsRowSelected(row);
4313 return false;
4314}
4315
4316void wxDataViewCtrl::SelectRange( int from, int to )
4317{
4318 wxArrayInt sel;
4319 for( int i = from; i < to; i ++ )
4320 sel.Add( i );
4321 m_clientArea->Select(sel);
4322}
4323
4324void wxDataViewCtrl::UnselectRange( int from, int to )
4325{
4326 wxDataViewSelection sel = m_clientArea->GetSelections();
4327 for( int i = from; i < to; i ++ )
4328 if( sel.Index( i ) != wxNOT_FOUND )
4329 sel.Remove( i );
4330 m_clientArea->SetSelections(sel);
4331}
4332
4333void wxDataViewCtrl::SelectAll()
4334{
4335 m_clientArea->SelectAllRows(true);
4336}
4337
4338void wxDataViewCtrl::UnselectAll()
4339{
4340 m_clientArea->SelectAllRows(false);
4341}
4342
4343void wxDataViewCtrl::EnsureVisible( int row, int column )
4344{
4345 if( row < 0 )
4346 row = 0;
4347 if( row > (int) m_clientArea->GetRowCount() )
4348 row = m_clientArea->GetRowCount();
4349
4350 int first = m_clientArea->GetFirstVisibleRow();
4351 int last = m_clientArea->GetLastVisibleRow();
4352 if( row < first )
4353 m_clientArea->ScrollTo( row, column );
4354 else if( row > last )
4355 m_clientArea->ScrollTo( row - last + first, column );
4356 else
4357 m_clientArea->ScrollTo( first, column );
4358}
4359
4360void wxDataViewCtrl::EnsureVisible( const wxDataViewItem & item, const wxDataViewColumn * column )
4361{
4362 ExpandAncestors( item );
4363
4364 m_clientArea->RecalculateDisplay();
4365
4366 int row = m_clientArea->GetRowByItem(item);
4367 if( row >= 0 )
4368 {
4369 if( column == NULL )
4370 EnsureVisible(row, -1);
4371 else
4372 EnsureVisible( row, GetColumnIndex(column) );
4373 }
4374
4375}
4376
4377void wxDataViewCtrl::HitTest( const wxPoint & point, wxDataViewItem & item,
4378 wxDataViewColumn* &column ) const
4379{
4380 m_clientArea->HitTest(point, item, column);
4381}
4382
4383wxRect wxDataViewCtrl::GetItemRect( const wxDataViewItem & item,
4384 const wxDataViewColumn* column ) const
4385{
4386 return m_clientArea->GetItemRect(item, column);
4387}
4388
4389wxDataViewItem wxDataViewCtrl::GetItemByRow( unsigned int row ) const
4390{
4391 return m_clientArea->GetItemByRow( row );
4392}
4393
4394int wxDataViewCtrl::GetRowByItem( const wxDataViewItem & item ) const
4395{
4396 return m_clientArea->GetRowByItem( item );
4397}
4398
4399void wxDataViewCtrl::Expand( const wxDataViewItem & item )
4400{
4401 int row = m_clientArea->GetRowByItem( item );
4402 if (row != -1)
4403 m_clientArea->Expand(row);
4404}
4405
4406void wxDataViewCtrl::Collapse( const wxDataViewItem & item )
4407{
4408 int row = m_clientArea->GetRowByItem( item );
4409 if (row != -1)
4410 m_clientArea->Collapse(row);
4411}
4412
4413bool wxDataViewCtrl::IsExpanded( const wxDataViewItem & item ) const
4414{
4415 int row = m_clientArea->GetRowByItem( item );
4416 if (row != -1)
4417 return m_clientArea->IsExpanded(row);
4418 return false;
4419}
4420
4421void wxDataViewCtrl::StartEditor( const wxDataViewItem & item, unsigned int column )
4422{
4423 wxDataViewColumn* col = GetColumn( column );
4424 if (!col)
4425 return;
4426
4427 wxRect itemRect = GetItemRect(item, col);
4428 wxDataViewRenderer* renderer = col->GetRenderer();
4429 renderer->StartEditing(item, itemRect);
4430}
4431
4432#endif // !wxUSE_GENERICDATAVIEWCTRL
4433
4434#endif // wxUSE_DATAVIEWCTRL
wxWidgets (Impactor)