]> git.saurik.com Git - wxWidgets.git/blob - src/generic/datavgen.cpp
projects / wxWidgets.git / blob
? search:
summary | shortlog | log | commit | commitdiff | tree
blame | history | raw | HEAD
add wxDataViewIconText
[wxWidgets.git] / src / generic / datavgen.cpp
1 /////////////////////////////////////////////////////////////////////////////
2 // Name: src/generic/datavgen.cpp
3 // Purpose: wxDataViewCtrl generic implementation
4 // Author: Robert Roebling
5 // Modified by: Francesco Montorsi, Guru Kathiresan, Bo Yang
6 // Id: $Id$
7 // Copyright: (c) 1998 Robert Roebling
8 // Licence: wxWindows licence
9 /////////////////////////////////////////////////////////////////////////////
10
11 // For compilers that support precompilation, includes "wx.h".
12 #include "wx/wxprec.h"
13
14 #ifdef __BORLANDC__
15 #pragma hdrstop
16 #endif
17
18 #if wxUSE_DATAVIEWCTRL
19
20 #include "wx/dataview.h"
21
22 #ifdef wxUSE_GENERICDATAVIEWCTRL
23
24 #ifndef WX_PRECOMP
25 #ifdef __WXMSW__
26 #include "wx/msw/private.h"
27 #include "wx/msw/wrapwin.h"
28 #include "wx/msw/wrapcctl.h" // include <commctrl.h> "properly"
29 #endif
30 #include "wx/sizer.h"
31 #include "wx/log.h"
32 #include "wx/dcclient.h"
33 #include "wx/timer.h"
34 #include "wx/settings.h"
35 #include "wx/msgdlg.h"
36 #include "wx/dcscreen.h"
37 #endif
38
39 #include "wx/stockitem.h"
40 #include "wx/calctrl.h"
41 #include "wx/popupwin.h"
42 #include "wx/renderer.h"
43 #include "wx/dcbuffer.h"
44 #include "wx/icon.h"
45 #include "wx/list.h"
46 #include "wx/listimpl.cpp"
47
48 //-----------------------------------------------------------------------------
49 // classes
50 //-----------------------------------------------------------------------------
51
52 class wxDataViewCtrl;
53
54 static const int SCROLL_UNIT_X = 15;
55
56 // the cell padding on the left/right
57 static const int PADDING_RIGHTLEFT = 3;
58
59 // the cell padding on the top/bottom
60 static const int PADDING_TOPBOTTOM = 1;
61
62 // the expander space margin
63 static const int EXPANDER_MARGIN = 4;
64
65 //-----------------------------------------------------------------------------
66 // wxDataViewHeaderWindow
67 //-----------------------------------------------------------------------------
68
69 #define USE_NATIVE_HEADER_WINDOW 0
70
71 //Below is the compare stuff
72 //For the generic implements, both the leaf nodes and the nodes are sorted for fast search when needed
73 static wxDataViewModel * g_model;
74 static int g_column;
75 static bool g_asending;
76
77 // NB: for some reason, this class must be dllexport'ed or we get warnings from
78 // MSVC in DLL build
79 class WXDLLIMPEXP_ADV wxDataViewHeaderWindowBase : public wxControl
80 {
81 public:
82 wxDataViewHeaderWindowBase()
83 { m_owner = NULL; }
84
85 bool Create(wxDataViewCtrl *parent, wxWindowID id,
86 const wxPoint &pos, const wxSize &size,
87 const wxString &name)
88 {
89 return wxWindow::Create(parent, id, pos, size, wxNO_BORDER, name);
90 }
91
92 void SetOwner( wxDataViewCtrl* owner ) { m_owner = owner; }
93 wxDataViewCtrl *GetOwner() { return m_owner; }
94
95 // called on column addition/removal
96 virtual void UpdateDisplay() { /* by default, do nothing */ }
97
98 // returns the n-th column
99 virtual wxDataViewColumn *GetColumn(unsigned int n)
100 {
101 wxASSERT(m_owner);
102 wxDataViewColumn *ret = m_owner->GetColumn(n);
103 wxASSERT(ret);
104
105 return ret;
106 }
107
108 protected:
109 wxDataViewCtrl *m_owner;
110
111 // sends an event generated from the n-th wxDataViewColumn
112 void SendEvent(wxEventType type, unsigned int n);
113 };
114
115 // on wxMSW the header window (only that part however) can be made native!
116 #if defined(__WXMSW__) && USE_NATIVE_HEADER_WINDOW
117
118 #define COLUMN_WIDTH_OFFSET 2
119 #define wxDataViewHeaderWindowMSW wxDataViewHeaderWindow
120
121 class wxDataViewHeaderWindowMSW : public wxDataViewHeaderWindowBase
122 {
123 public:
124
125 wxDataViewHeaderWindowMSW( wxDataViewCtrl *parent,
126 wxWindowID id,
127 const wxPoint &pos = wxDefaultPosition,
128 const wxSize &size = wxDefaultSize,
129 const wxString &name = wxT("wxdataviewctrlheaderwindow") )
130 {
131 Create(parent, id, pos, size, name);
132 }
133
134 bool Create(wxDataViewCtrl *parent, wxWindowID id,
135 const wxPoint &pos, const wxSize &size,
136 const wxString &name);
137
138 ~wxDataViewHeaderWindowMSW();
139
140 // called when any column setting is changed and/or changed
141 // the column count
142 virtual void UpdateDisplay();
143
144 // called when the main window gets scrolled
145 virtual void ScrollWindow(int dx, int dy, const wxRect *rect = NULL);
146
147 protected:
148 virtual bool MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result);
149 virtual void DoSetSize(int x, int y, int width, int height, int sizeFlags);
150
151 unsigned int GetColumnIdxFromHeader(NMHEADER *nmHDR);
152
153 wxDataViewColumn *GetColumnFromHeader(NMHEADER *nmHDR)
154 { return GetColumn(GetColumnIdxFromHeader(nmHDR)); }
155
156 private:
157 DECLARE_DYNAMIC_CLASS(wxDataViewHeaderWindowMSW)
158 };
159
160 #else // !defined(__WXMSW__)
161
162 #define HEADER_WINDOW_HEIGHT 25
163 #define HEADER_HORIZ_BORDER 5
164 #define HEADER_VERT_BORDER 3
165 #define wxGenericDataViewHeaderWindow wxDataViewHeaderWindow
166
167 class wxGenericDataViewHeaderWindow : public wxDataViewHeaderWindowBase
168 {
169 public:
170 wxGenericDataViewHeaderWindow( wxDataViewCtrl *parent,
171 wxWindowID id,
172 const wxPoint &pos = wxDefaultPosition,
173 const wxSize &size = wxDefaultSize,
174 const wxString &name = wxT("wxdataviewctrlheaderwindow") )
175 {
176 Init();
177 Create(parent, id, pos, size, name);
178 }
179
180 bool Create(wxDataViewCtrl *parent, wxWindowID id,
181 const wxPoint &pos, const wxSize &size,
182 const wxString &name);
183
184 ~wxGenericDataViewHeaderWindow()
185 {
186 delete m_resizeCursor;
187 }
188
189 virtual void UpdateDisplay() { Refresh(); }
190
191 // event handlers:
192
193 void OnPaint( wxPaintEvent &event );
194 void OnMouse( wxMouseEvent &event );
195 void OnSetFocus( wxFocusEvent &event );
196
197
198 protected:
199
200 // vars used for column resizing:
201
202 wxCursor *m_resizeCursor;
203 const wxCursor *m_currentCursor;
204 bool m_isDragging;
205
206 bool m_dirty; // needs refresh?
207 int m_column; // index of the column being resized
208 int m_currentX; // divider line position in logical (unscrolled) coords
209 int m_minX; // minimal position beyond which the divider line
210 // can't be dragged in logical coords
211
212 // the pen used to draw the current column width drag line
213 // when resizing the columsn
214 wxPen m_penCurrent;
215
216
217 // internal utilities:
218
219 void Init()
220 {
221 m_currentCursor = (wxCursor *) NULL;
222 m_resizeCursor = new wxCursor( wxCURSOR_SIZEWE );
223
224 m_isDragging = false;
225 m_dirty = false;
226
227 m_column = wxNOT_FOUND;
228 m_currentX = 0;
229 m_minX = 0;
230
231 wxColour col = wxSystemSettings::GetColour(wxSYS_COLOUR_3DLIGHT);
232 m_penCurrent = wxPen(col, 1, wxSOLID);
233 }
234
235 void DrawCurrent();
236 void AdjustDC(wxDC& dc);
237
238 private:
239 DECLARE_DYNAMIC_CLASS(wxGenericDataViewHeaderWindow)
240 DECLARE_EVENT_TABLE()
241 };
242
243 #endif // defined(__WXMSW__)
244
245 //-----------------------------------------------------------------------------
246 // wxDataViewRenameTimer
247 //-----------------------------------------------------------------------------
248
249 class wxDataViewRenameTimer: public wxTimer
250 {
251 private:
252 wxDataViewMainWindow *m_owner;
253
254 public:
255 wxDataViewRenameTimer( wxDataViewMainWindow *owner );
256 void Notify();
257 };
258
259 //-----------------------------------------------------------------------------
260 // wxDataViewTreeNode
261 //-----------------------------------------------------------------------------
262 class wxDataViewTreeNode;
263 WX_DEFINE_ARRAY( wxDataViewTreeNode *, wxDataViewTreeNodes );
264 WX_DEFINE_ARRAY( void* , wxDataViewTreeLeaves);
265
266 int LINKAGEMODE wxGenericTreeModelNodeCmp( wxDataViewTreeNode ** node1, wxDataViewTreeNode ** node2);
267 int LINKAGEMODE wxGenericTreeModelItemCmp( void ** id1, void ** id2);
268
269 class wxDataViewTreeNode
270 {
271 public:
272 wxDataViewTreeNode( wxDataViewTreeNode * parent = NULL )
273 { this->parent = parent;
274 if( parent == NULL )
275 open = true;
276 else
277 open = false;
278 hasChildren = false;
279 subTreeCount = 0;
280 }
281 //I don't know what I need to do in the destructure
282 ~wxDataViewTreeNode()
283 {
284
285 }
286
287 wxDataViewTreeNode * GetParent() { return parent; }
288 void SetParent( wxDataViewTreeNode * parent ) { this->parent = parent; }
289 wxDataViewTreeNodes & GetNodes() { return nodes; }
290 wxDataViewTreeLeaves & GetChildren() { return leaves; }
291
292 void AddNode( wxDataViewTreeNode * node )
293 {
294 leaves.Add( node->GetItem().GetID() );
295 if (g_column >= 0)
296 leaves.Sort( &wxGenericTreeModelItemCmp );
297 nodes.Add( node );
298 if (g_column >= 0)
299 nodes.Sort( &wxGenericTreeModelNodeCmp );
300 }
301 void AddLeaf( void * leaf )
302 {
303 leaves.Add( leaf );
304 if (g_column >= 0)
305 leaves.Sort( &wxGenericTreeModelItemCmp );
306 }
307
308 wxDataViewItem & GetItem() { return item; }
309 void SetItem( const wxDataViewItem & item ) { this->item = item; }
310
311 unsigned int GetChildrenNumber() { return leaves.GetCount(); }
312 unsigned int GetNodeNumber() { return nodes.GetCount(); }
313 int GetIndentLevel()
314 {
315 int ret = 0 ;
316 wxDataViewTreeNode * node = this;
317 while( node->GetParent()->GetParent() != NULL )
318 {
319 node = node->GetParent();
320 ret ++;
321 }
322 return ret;
323 }
324
325 bool IsOpen()
326 {
327 return open ;
328 }
329
330 void ToggleOpen()
331 {
332 int len = nodes.GetCount();
333 int sum = 0;
334 for ( int i = 0 ;i < len ; i ++)
335 sum += nodes[i]->GetSubTreeCount();
336
337 sum += leaves.GetCount();
338 if( open )
339 {
340 ChangeSubTreeCount(-sum);
341 open = !open;
342 }
343 else
344 {
345 open = !open;
346 ChangeSubTreeCount(sum);
347 }
348 }
349 bool HasChildren() { return hasChildren; }
350 void SetHasChildren( bool has ){ hasChildren = has; }
351
352 void SetSubTreeCount( int num ) { subTreeCount = num; }
353 int GetSubTreeCount() { return subTreeCount; }
354 void ChangeSubTreeCount( int num )
355 {
356 if( !open )
357 return ;
358 subTreeCount += num;
359 if( parent )
360 parent->ChangeSubTreeCount(num);
361 }
362
363 void Resort()
364 {
365 if (g_column >= 0)
366 {
367 nodes.Sort( &wxGenericTreeModelNodeCmp );
368 int len = nodes.GetCount();
369 for (int i = 0; i < len; i ++)
370 {
371 nodes[i]->Resort();
372 }
373 leaves.Sort( &wxGenericTreeModelItemCmp );
374 }
375 }
376
377 private:
378 wxDataViewTreeNode * parent;
379 wxDataViewTreeNodes nodes;
380 wxDataViewTreeLeaves leaves;
381 wxDataViewItem item;
382 bool open;
383 bool hasChildren;
384 int subTreeCount;
385 };
386
387 int LINKAGEMODE wxGenericTreeModelNodeCmp( wxDataViewTreeNode ** node1, wxDataViewTreeNode ** node2)
388 {
389 return g_model->Compare( (*node1)->GetItem(), (*node2)->GetItem(), g_column, g_asending );
390 }
391
392 int LINKAGEMODE wxGenericTreeModelItemCmp( void ** id1, void ** id2)
393 {
394 return g_model->Compare( *id1, *id2, g_column, g_asending );
395 }
396
397
398
399 //-----------------------------------------------------------------------------
400 // wxDataViewMainWindow
401 //-----------------------------------------------------------------------------
402
403 WX_DEFINE_SORTED_USER_EXPORTED_ARRAY_SIZE_T(unsigned int, wxDataViewSelection,
404 WXDLLIMPEXP_ADV);
405 WX_DECLARE_LIST(wxDataViewItem, ItemList);
406 WX_DEFINE_LIST(ItemList);
407
408 class wxDataViewMainWindow: public wxWindow
409 {
410 public:
411 wxDataViewMainWindow( wxDataViewCtrl *parent,
412 wxWindowID id,
413 const wxPoint &pos = wxDefaultPosition,
414 const wxSize &size = wxDefaultSize,
415 const wxString &name = wxT("wxdataviewctrlmainwindow") );
416 virtual ~wxDataViewMainWindow();
417
418 // notifications from wxDataViewModel
419 void SendModelEvent( wxEventType type, const wxDataViewItem & item);
420 bool ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item );
421 bool ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item );
422 bool ItemChanged( const wxDataViewItem &item );
423 bool ValueChanged( const wxDataViewItem &item, unsigned int col );
424 bool Cleared();
425 void Resort()
426 {
427 SortPrepare();
428 m_root->Resort();
429 UpdateDisplay();
430 }
431
432 void SortPrepare()
433 {
434 g_model = GetOwner()->GetModel();
435 wxDataViewColumn* col = GetOwner()->GetSortingColumn();
436 if( !col )
437 {
438 g_column = -1;
439 g_asending = true;
440 return;
441 }
442 g_column = col->GetModelColumn();
443 g_asending = col->IsSortOrderAscending();
444 }
445
446 void SetOwner( wxDataViewCtrl* owner ) { m_owner = owner; }
447 wxDataViewCtrl *GetOwner() { return m_owner; }
448 const wxDataViewCtrl *GetOwner() const { return m_owner; }
449
450 void OnPaint( wxPaintEvent &event );
451 void OnArrowChar(unsigned int newCurrent, const wxKeyEvent& event);
452 void OnChar( wxKeyEvent &event );
453 void OnMouse( wxMouseEvent &event );
454 void OnSetFocus( wxFocusEvent &event );
455 void OnKillFocus( wxFocusEvent &event );
456
457 void UpdateDisplay();
458 void RecalculateDisplay();
459 void OnInternalIdle();
460
461 void OnRenameTimer();
462
463 void ScrollWindow( int dx, int dy, const wxRect *rect = NULL );
464 void ScrollTo( int rows, int column );
465
466 bool HasCurrentRow() { return m_currentRow != (unsigned int)-1; }
467 void ChangeCurrentRow( unsigned int row );
468
469 bool IsSingleSel() const { return !GetParent()->HasFlag(wxDV_MULTIPLE); }
470 bool IsEmpty() { return GetRowCount() == 0; }
471
472 int GetCountPerPage() const;
473 int GetEndOfLastCol() const;
474 unsigned int GetFirstVisibleRow() const;
475 //I change this method to un const because in the tree view, the displaying number of the tree are changing along with the expanding/collapsing of the tree nodes
476 unsigned int GetLastVisibleRow();
477 unsigned int GetRowCount() ;
478
479 wxDataViewItem GetSelection() const;
480 wxDataViewSelection GetSelections(){ return m_selection; }
481 void SetSelections( const wxDataViewSelection & sel ) { m_selection = sel; UpdateDisplay(); }
482 void Select( const wxArrayInt& aSelections );
483 void SelectAllRows( bool on );
484 void SelectRow( unsigned int row, bool on );
485 void SelectRows( unsigned int from, unsigned int to, bool on );
486 void ReverseRowSelection( unsigned int row );
487 bool IsRowSelected( unsigned int row );
488
489 void RefreshRow( unsigned int row );
490 void RefreshRows( unsigned int from, unsigned int to );
491 void RefreshRowsAfter( unsigned int firstRow );
492
493 // returns the colour to be used for drawing the rules
494 wxColour GetRuleColour() const
495 {
496 return wxSystemSettings::GetColour(wxSYS_COLOUR_3DLIGHT);
497 }
498
499 //void EnsureVisible( unsigned int row );
500 wxRect GetLineRect( unsigned int row ) const;
501
502 //Some useful functions for row and item mapping
503 wxDataViewItem GetItemByRow( unsigned int row ) const;
504 int GetRowByItem( const wxDataViewItem & item );
505
506 //Methods for building the mapping tree
507 void BuildTree( wxDataViewModel * model );
508 void DestroyTree();
509 void HitTest( const wxPoint & point, wxDataViewItem & item, wxDataViewColumn* &column );
510 wxRect GetItemRect( const wxDataViewItem & item, const wxDataViewColumn* column );
511
512 void Expand( unsigned int row ) { OnExpanding( row ); }
513 void Collapse( unsigned int row ) { OnCollapsing( row ); }
514 private:
515 wxDataViewTreeNode * GetTreeNodeByRow( unsigned int row );
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 void OnExpanding( unsigned int row );
523 void OnCollapsing( unsigned int row );
524
525 wxDataViewTreeNode * FindNode( const wxDataViewItem & item );
526
527 private:
528 wxDataViewCtrl *m_owner;
529 int m_lineHeight;
530 bool m_dirty;
531
532 wxDataViewColumn *m_currentCol;
533 unsigned int m_currentRow;
534 wxDataViewSelection m_selection;
535
536 wxDataViewRenameTimer *m_renameTimer;
537 bool m_lastOnSame;
538
539 bool m_hasFocus;
540
541 int m_dragCount;
542 wxPoint m_dragStart;
543
544 // for double click logic
545 unsigned int m_lineLastClicked,
546 m_lineBeforeLastClicked,
547 m_lineSelectSingleOnUp;
548
549 // the pen used to draw horiz/vertical rules
550 wxPen m_penRule;
551
552 // the pen used to draw the expander and the lines
553 wxPen m_penExpander;
554
555 //This is the tree structure of the model
556 wxDataViewTreeNode * m_root;
557 int m_count;
558 private:
559 DECLARE_DYNAMIC_CLASS(wxDataViewMainWindow)
560 DECLARE_EVENT_TABLE()
561 };
562
563 // ---------------------------------------------------------
564 // wxGenericDataViewModelNotifier
565 // ---------------------------------------------------------
566
567 class wxGenericDataViewModelNotifier: public wxDataViewModelNotifier
568 {
569 public:
570 wxGenericDataViewModelNotifier( wxDataViewMainWindow *mainWindow )
571 { m_mainWindow = mainWindow; }
572
573 virtual bool ItemAdded( const wxDataViewItem & parent, const wxDataViewItem & item )
574 { return m_mainWindow->ItemAdded( parent , item ); }
575 virtual bool ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item )
576 { return m_mainWindow->ItemDeleted( parent, item ); }
577 virtual bool ItemChanged( const wxDataViewItem & item )
578 { return m_mainWindow->ItemChanged(item); }
579 virtual bool ValueChanged( const wxDataViewItem & item , unsigned int col )
580 { return m_mainWindow->ValueChanged( item, col ); }
581 virtual bool Cleared()
582 { return m_mainWindow->Cleared(); }
583 virtual void Resort()
584 { m_mainWindow->Resort(); }
585
586 wxDataViewMainWindow *m_mainWindow;
587 };
588
589 // ---------------------------------------------------------
590 // wxDataViewRenderer
591 // ---------------------------------------------------------
592
593 IMPLEMENT_ABSTRACT_CLASS(wxDataViewRenderer, wxDataViewRendererBase)
594
595 wxDataViewRenderer::wxDataViewRenderer( const wxString &varianttype,
596 wxDataViewCellMode mode,
597 int align) :
598 wxDataViewRendererBase( varianttype, mode, align )
599 {
600 m_dc = NULL;
601 m_align = align;
602 m_mode = mode;
603 }
604
605 wxDataViewRenderer::~wxDataViewRenderer()
606 {
607 if (m_dc)
608 delete m_dc;
609 }
610
611 wxDC *wxDataViewRenderer::GetDC()
612 {
613 if (m_dc == NULL)
614 {
615 if (GetOwner() == NULL)
616 return NULL;
617 if (GetOwner()->GetOwner() == NULL)
618 return NULL;
619 m_dc = new wxClientDC( GetOwner()->GetOwner() );
620 }
621
622 return m_dc;
623 }
624
625 // ---------------------------------------------------------
626 // wxDataViewCustomRenderer
627 // ---------------------------------------------------------
628
629 IMPLEMENT_ABSTRACT_CLASS(wxDataViewCustomRenderer, wxDataViewRenderer)
630
631 wxDataViewCustomRenderer::wxDataViewCustomRenderer( const wxString &varianttype,
632 wxDataViewCellMode mode, int align ) :
633 wxDataViewRenderer( varianttype, mode, align )
634 {
635 }
636
637 // ---------------------------------------------------------
638 // wxDataViewTextRenderer
639 // ---------------------------------------------------------
640
641 IMPLEMENT_CLASS(wxDataViewTextRenderer, wxDataViewCustomRenderer)
642
643 wxDataViewTextRenderer::wxDataViewTextRenderer( const wxString &varianttype,
644 wxDataViewCellMode mode, int align ) :
645 wxDataViewCustomRenderer( varianttype, mode, align )
646 {
647 }
648
649 bool wxDataViewTextRenderer::SetValue( const wxVariant &value )
650 {
651 m_text = value.GetString();
652
653 return true;
654 }
655
656 bool wxDataViewTextRenderer::GetValue( wxVariant& WXUNUSED(value) ) const
657 {
658 return false;
659 }
660
661 bool wxDataViewTextRenderer::HasEditorCtrl()
662 {
663 return true;
664 }
665
666 wxControl* wxDataViewTextRenderer::CreateEditorCtrl( wxWindow *parent,
667 wxRect labelRect, const wxVariant &value )
668 {
669 return new wxTextCtrl( parent, wxID_ANY, value,
670 wxPoint(labelRect.x,labelRect.y),
671 wxSize(labelRect.width,labelRect.height) );
672 }
673
674 bool wxDataViewTextRenderer::GetValueFromEditorCtrl( wxControl *editor, wxVariant &value )
675 {
676 wxTextCtrl *text = (wxTextCtrl*) editor;
677 value = text->GetValue();
678 return true;
679 }
680
681 bool wxDataViewTextRenderer::Render( wxRect cell, wxDC *dc, int state )
682 {
683 wxDataViewCtrl *view = GetOwner()->GetOwner();
684 wxColour col = (state & wxDATAVIEW_CELL_SELECTED) ?
685 wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT) :
686 view->GetForegroundColour();
687
688 dc->SetTextForeground(col);
689 dc->DrawText( m_text, cell.x, cell.y );
690
691 return true;
692 }
693
694 wxSize wxDataViewTextRenderer::GetSize() const
695 {
696 const wxDataViewCtrl *view = GetView();
697 if (!m_text.empty())
698 {
699 int x,y;
700 view->GetTextExtent( m_text, &x, &y );
701 return wxSize( x, y );
702 }
703 return wxSize(80,20);
704 }
705
706 // ---------------------------------------------------------
707 // wxDataViewBitmapRenderer
708 // ---------------------------------------------------------
709
710 IMPLEMENT_CLASS(wxDataViewBitmapRenderer, wxDataViewCustomRenderer)
711
712 wxDataViewBitmapRenderer::wxDataViewBitmapRenderer( const wxString &varianttype,
713 wxDataViewCellMode mode, int align ) :
714 wxDataViewCustomRenderer( varianttype, mode, align )
715 {
716 }
717
718 bool wxDataViewBitmapRenderer::SetValue( const wxVariant &value )
719 {
720 if (value.GetType() == wxT("wxBitmap"))
721 m_bitmap << value;
722 if (value.GetType() == wxT("wxIcon"))
723 m_icon << value;
724
725 return true;
726 }
727
728 bool wxDataViewBitmapRenderer::GetValue( wxVariant& WXUNUSED(value) ) const
729 {
730 return false;
731 }
732
733 bool wxDataViewBitmapRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) )
734 {
735 if (m_bitmap.Ok())
736 dc->DrawBitmap( m_bitmap, cell.x, cell.y );
737 else if (m_icon.Ok())
738 dc->DrawIcon( m_icon, cell.x, cell.y );
739
740 return true;
741 }
742
743 wxSize wxDataViewBitmapRenderer::GetSize() const
744 {
745 if (m_bitmap.Ok())
746 return wxSize( m_bitmap.GetWidth(), m_bitmap.GetHeight() );
747 else if (m_icon.Ok())
748 return wxSize( m_icon.GetWidth(), m_icon.GetHeight() );
749
750 return wxSize(16,16);
751 }
752
753 // ---------------------------------------------------------
754 // wxDataViewToggleRenderer
755 // ---------------------------------------------------------
756
757 IMPLEMENT_ABSTRACT_CLASS(wxDataViewToggleRenderer, wxDataViewCustomRenderer)
758
759 wxDataViewToggleRenderer::wxDataViewToggleRenderer( const wxString &varianttype,
760 wxDataViewCellMode mode, int align ) :
761 wxDataViewCustomRenderer( varianttype, mode, align )
762 {
763 m_toggle = false;
764 }
765
766 bool wxDataViewToggleRenderer::SetValue( const wxVariant &value )
767 {
768 m_toggle = value.GetBool();
769
770 return true;
771 }
772
773 bool wxDataViewToggleRenderer::GetValue( wxVariant &WXUNUSED(value) ) const
774 {
775 return false;
776 }
777
778 bool wxDataViewToggleRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) )
779 {
780 // User wxRenderer here
781
782 wxRect rect;
783 rect.x = cell.x + cell.width/2 - 10;
784 rect.width = 20;
785 rect.y = cell.y + cell.height/2 - 10;
786 rect.height = 20;
787
788 int flags = 0;
789 if (m_toggle)
790 flags |= wxCONTROL_CHECKED;
791 if (GetMode() != wxDATAVIEW_CELL_ACTIVATABLE)
792 flags |= wxCONTROL_DISABLED;
793
794 wxRendererNative::Get().DrawCheckBox(
795 GetOwner()->GetOwner(),
796 *dc,
797 rect,
798 flags );
799
800 return true;
801 }
802
803 bool wxDataViewToggleRenderer::Activate( wxRect WXUNUSED(cell),
804 wxDataViewModel *model,
805 const wxDataViewItem & item, unsigned int col)
806 {
807 bool value = !m_toggle;
808 wxVariant variant = value;
809 model->SetValue( variant, item, col);
810 model->ValueChanged( item, col );
811 return true;
812 }
813
814 wxSize wxDataViewToggleRenderer::GetSize() const
815 {
816 return wxSize(20,20);
817 }
818
819 // ---------------------------------------------------------
820 // wxDataViewProgressRenderer
821 // ---------------------------------------------------------
822
823 IMPLEMENT_ABSTRACT_CLASS(wxDataViewProgressRenderer, wxDataViewCustomRenderer)
824
825 wxDataViewProgressRenderer::wxDataViewProgressRenderer( const wxString &label,
826 const wxString &varianttype, wxDataViewCellMode mode, int align ) :
827 wxDataViewCustomRenderer( varianttype, mode, align )
828 {
829 m_label = label;
830 m_value = 0;
831 }
832
833 wxDataViewProgressRenderer::~wxDataViewProgressRenderer()
834 {
835 }
836
837 bool wxDataViewProgressRenderer::SetValue( const wxVariant &value )
838 {
839 m_value = (long) value;
840
841 if (m_value < 0) m_value = 0;
842 if (m_value > 100) m_value = 100;
843
844 return true;
845 }
846
847 bool wxDataViewProgressRenderer::GetValue( wxVariant &value ) const
848 {
849 value = (long) m_value;
850 return true;
851 }
852
853 bool wxDataViewProgressRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) )
854 {
855 double pct = (double)m_value / 100.0;
856 wxRect bar = cell;
857 bar.width = (int)(cell.width * pct);
858 dc->SetPen( *wxTRANSPARENT_PEN );
859 dc->SetBrush( *wxBLUE_BRUSH );
860 dc->DrawRectangle( bar );
861
862 dc->SetBrush( *wxTRANSPARENT_BRUSH );
863 dc->SetPen( *wxBLACK_PEN );
864 dc->DrawRectangle( cell );
865
866 return true;
867 }
868
869 wxSize wxDataViewProgressRenderer::GetSize() const
870 {
871 return wxSize(40,12);
872 }
873
874 // ---------------------------------------------------------
875 // wxDataViewDateRenderer
876 // ---------------------------------------------------------
877
878 #define wxUSE_DATE_RENDERER_POPUP (wxUSE_CALENDARCTRL && wxUSE_POPUPWIN)
879
880 #if wxUSE_DATE_RENDERER_POPUP
881
882 class wxDataViewDateRendererPopupTransient: public wxPopupTransientWindow
883 {
884 public:
885 wxDataViewDateRendererPopupTransient( wxWindow* parent, wxDateTime *value,
886 wxDataViewModel *model, const wxDataViewItem & item, unsigned int col) :
887 wxPopupTransientWindow( parent, wxBORDER_SIMPLE ),
888 m_item( item )
889 {
890 m_model = model;
891 m_col = col;
892 m_cal = new wxCalendarCtrl( this, wxID_ANY, *value );
893 wxBoxSizer *sizer = new wxBoxSizer( wxHORIZONTAL );
894 sizer->Add( m_cal, 1, wxGROW );
895 SetSizer( sizer );
896 sizer->Fit( this );
897 }
898
899 void OnCalendar( wxCalendarEvent &event );
900
901 wxCalendarCtrl *m_cal;
902 wxDataViewModel *m_model;
903 unsigned int m_col;
904 const wxDataViewItem & m_item;
905
906 protected:
907 virtual void OnDismiss()
908 {
909 }
910
911 private:
912 DECLARE_EVENT_TABLE()
913 };
914
915 BEGIN_EVENT_TABLE(wxDataViewDateRendererPopupTransient,wxPopupTransientWindow)
916 EVT_CALENDAR( wxID_ANY, wxDataViewDateRendererPopupTransient::OnCalendar )
917 END_EVENT_TABLE()
918
919 void wxDataViewDateRendererPopupTransient::OnCalendar( wxCalendarEvent &event )
920 {
921 wxDateTime date = event.GetDate();
922 wxVariant value = date;
923 m_model->SetValue( value, m_item, m_col );
924 m_model->ValueChanged( m_item, m_col );
925 DismissAndNotify();
926 }
927
928 #endif // wxUSE_DATE_RENDERER_POPUP
929
930 IMPLEMENT_ABSTRACT_CLASS(wxDataViewDateRenderer, wxDataViewCustomRenderer)
931
932 wxDataViewDateRenderer::wxDataViewDateRenderer( const wxString &varianttype,
933 wxDataViewCellMode mode, int align ) :
934 wxDataViewCustomRenderer( varianttype, mode, align )
935 {
936 }
937
938 bool wxDataViewDateRenderer::SetValue( const wxVariant &value )
939 {
940 m_date = value.GetDateTime();
941
942 return true;
943 }
944
945 bool wxDataViewDateRenderer::GetValue( wxVariant &value ) const
946 {
947 value = m_date;
948 return true;
949 }
950
951 bool wxDataViewDateRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) )
952 {
953 dc->SetFont( GetOwner()->GetOwner()->GetFont() );
954 wxString tmp = m_date.FormatDate();
955 dc->DrawText( tmp, cell.x, cell.y );
956
957 return true;
958 }
959
960 wxSize wxDataViewDateRenderer::GetSize() const
961 {
962 const wxDataViewCtrl* view = GetView();
963 wxString tmp = m_date.FormatDate();
964 wxCoord x,y,d;
965 view->GetTextExtent( tmp, &x, &y, &d );
966 return wxSize(x,y+d);
967 }
968
969 bool wxDataViewDateRenderer::Activate( wxRect WXUNUSED(cell), wxDataViewModel *model,
970 const wxDataViewItem & item, unsigned int col )
971 {
972 wxVariant variant;
973 model->GetValue( variant, item, col );
974 wxDateTime value = variant.GetDateTime();
975
976 #if wxUSE_DATE_RENDERER_POPUP
977 wxDataViewDateRendererPopupTransient *popup = new wxDataViewDateRendererPopupTransient(
978 GetOwner()->GetOwner()->GetParent(), &value, model, item, col);
979 wxPoint pos = wxGetMousePosition();
980 popup->Move( pos );
981 popup->Layout();
982 popup->Popup( popup->m_cal );
983 #else // !wxUSE_DATE_RENDERER_POPUP
984 wxMessageBox(value.Format());
985 #endif // wxUSE_DATE_RENDERER_POPUP/!wxUSE_DATE_RENDERER_POPUP
986 return true;
987 }
988
989 // ---------------------------------------------------------
990 // wxDataViewColumn
991 // ---------------------------------------------------------
992
993 IMPLEMENT_ABSTRACT_CLASS(wxDataViewColumn, wxDataViewColumnBase)
994
995 wxDataViewColumn::wxDataViewColumn( const wxString &title, wxDataViewRenderer *cell,
996 unsigned int model_column,
997 int width, wxAlignment align, int flags ) :
998 wxDataViewColumnBase( title, cell, model_column, width, align, flags )
999 {
1000 SetAlignment(align);
1001 SetTitle(title);
1002 SetFlags(flags);
1003
1004 Init(width < 0 ? wxDVC_DEFAULT_WIDTH : width);
1005 }
1006
1007 wxDataViewColumn::wxDataViewColumn( const wxBitmap &bitmap, wxDataViewRenderer *cell,
1008 unsigned int model_column,
1009 int width, wxAlignment align, int flags ) :
1010 wxDataViewColumnBase( bitmap, cell, model_column, width, align, flags )
1011 {
1012 SetAlignment(align);
1013 SetFlags(flags);
1014
1015 Init(width < 0 ? wxDVC_TOGGLE_DEFAULT_WIDTH : width);
1016 }
1017
1018 wxDataViewColumn::~wxDataViewColumn()
1019 {
1020 }
1021
1022 void wxDataViewColumn::Init( int width )
1023 {
1024 m_width = width;
1025 m_minWidth = wxDVC_DEFAULT_MINWIDTH;
1026 m_ascending = true;
1027 }
1028
1029 void wxDataViewColumn::SetResizeable( bool resizeable )
1030 {
1031 if (resizeable)
1032 m_flags |= wxDATAVIEW_COL_RESIZABLE;
1033 else
1034 m_flags &= ~wxDATAVIEW_COL_RESIZABLE;
1035 }
1036
1037 void wxDataViewColumn::SetHidden( bool hidden )
1038 {
1039 if (hidden)
1040 m_flags |= wxDATAVIEW_COL_HIDDEN;
1041 else
1042 m_flags &= ~wxDATAVIEW_COL_HIDDEN;
1043
1044 // tell our owner to e.g. update its scrollbars:
1045 if (GetOwner())
1046 GetOwner()->OnColumnChange();
1047 }
1048
1049 void wxDataViewColumn::SetSortable( bool sortable )
1050 {
1051 if (sortable)
1052 m_flags |= wxDATAVIEW_COL_SORTABLE;
1053 else
1054 m_flags &= ~wxDATAVIEW_COL_SORTABLE;
1055
1056 // Update header button
1057 if (GetOwner())
1058 GetOwner()->OnColumnChange();
1059 }
1060
1061 void wxDataViewColumn::SetSortOrder( bool ascending )
1062 {
1063 m_ascending = ascending;
1064
1065 // Update header button
1066 if (GetOwner())
1067 GetOwner()->OnColumnChange();
1068 }
1069
1070 bool wxDataViewColumn::IsSortOrderAscending() const
1071 {
1072 return m_ascending;
1073 }
1074
1075 void wxDataViewColumn::SetInternalWidth( int width )
1076 {
1077 m_width = width;
1078
1079 // the scrollbars of the wxDataViewCtrl needs to be recalculated!
1080 if (m_owner && m_owner->m_clientArea)
1081 m_owner->m_clientArea->RecalculateDisplay();
1082 }
1083
1084 void wxDataViewColumn::SetWidth( int width )
1085 {
1086 m_owner->m_headerArea->UpdateDisplay();
1087
1088 SetInternalWidth(width);
1089 }
1090
1091
1092 //-----------------------------------------------------------------------------
1093 // wxDataViewHeaderWindowBase
1094 //-----------------------------------------------------------------------------
1095
1096 void wxDataViewHeaderWindowBase::SendEvent(wxEventType type, unsigned int n)
1097 {
1098 wxWindow *parent = GetParent();
1099 wxDataViewEvent le(type, parent->GetId());
1100
1101 le.SetEventObject(parent);
1102 le.SetColumn(n);
1103 le.SetDataViewColumn(GetColumn(n));
1104 le.SetModel(GetOwner()->GetModel());
1105
1106 // for events created by wxDataViewHeaderWindow the
1107 // row / value fields are not valid
1108
1109 parent->GetEventHandler()->ProcessEvent(le);
1110 }
1111
1112 #if defined(__WXMSW__) && USE_NATIVE_HEADER_WINDOW
1113
1114 // implemented in msw/listctrl.cpp:
1115 int WXDLLIMPEXP_CORE wxMSWGetColumnClicked(NMHDR *nmhdr, POINT *ptClick);
1116
1117 IMPLEMENT_ABSTRACT_CLASS(wxDataViewHeaderWindowMSW, wxWindow)
1118
1119 bool wxDataViewHeaderWindowMSW::Create( wxDataViewCtrl *parent, wxWindowID id,
1120 const wxPoint &pos, const wxSize &size,
1121 const wxString &name )
1122 {
1123 m_owner = parent;
1124
1125 if ( !CreateControl(parent, id, pos, size, 0, wxDefaultValidator, name) )
1126 return false;
1127
1128 int x = pos.x == wxDefaultCoord ? 0 : pos.x,
1129 y = pos.y == wxDefaultCoord ? 0 : pos.y,
1130 w = size.x == wxDefaultCoord ? 1 : size.x,
1131 h = size.y == wxDefaultCoord ? 22 : size.y;
1132
1133 // create the native WC_HEADER window:
1134 WXHWND hwndParent = (HWND)parent->GetHandle();
1135 WXDWORD msStyle = WS_CHILD | HDS_BUTTONS | HDS_HORZ | HDS_HOTTRACK | HDS_FULLDRAG;
1136 m_hWnd = CreateWindowEx(0,
1137 WC_HEADER,
1138 (LPCTSTR) NULL,
1139 msStyle,
1140 x, y, w, h,
1141 (HWND)hwndParent,
1142 (HMENU)-1,
1143 wxGetInstance(),
1144 (LPVOID) NULL);
1145 if (m_hWnd == NULL)
1146 {
1147 wxLogLastError(_T("CreateWindowEx"));
1148 return false;
1149 }
1150
1151 // we need to subclass the m_hWnd to force wxWindow::HandleNotify
1152 // to call wxDataViewHeaderWindow::MSWOnNotify
1153 SubclassWin(m_hWnd);
1154
1155 // the following is required to get the default win's font for
1156 // header windows and must be done befor sending the HDM_LAYOUT msg
1157 SetFont(GetFont());
1158
1159 RECT rcParent;
1160 HDLAYOUT hdl;
1161 WINDOWPOS wp;
1162
1163 // Retrieve the bounding rectangle of the parent window's
1164 // client area, and then request size and position values
1165 // from the header control.
1166 ::GetClientRect((HWND)hwndParent, &rcParent);
1167
1168 hdl.prc = &rcParent;
1169 hdl.pwpos = &wp;
1170 if (!SendMessage((HWND)m_hWnd, HDM_LAYOUT, 0, (LPARAM) &hdl))
1171 {
1172 wxLogLastError(_T("SendMessage"));
1173 return false;
1174 }
1175
1176 // Set the size, position, and visibility of the header control.
1177 SetWindowPos((HWND)m_hWnd,
1178 wp.hwndInsertAfter,
1179 wp.x, wp.y,
1180 wp.cx, wp.cy,
1181 wp.flags | SWP_SHOWWINDOW);
1182
1183 // set our size hints: wxDataViewCtrl will put this wxWindow inside
1184 // a wxBoxSizer and in order to avoid super-big header windows,
1185 // we need to set our height as fixed
1186 SetMinSize(wxSize(-1, wp.cy));
1187 SetMaxSize(wxSize(-1, wp.cy));
1188
1189 return true;
1190 }
1191
1192 wxDataViewHeaderWindowMSW::~wxDataViewHeaderWindow()
1193 {
1194 UnsubclassWin();
1195 }
1196
1197 void wxDataViewHeaderWindowMSW::UpdateDisplay()
1198 {
1199 // remove old columns
1200 for (int j=0, max=Header_GetItemCount((HWND)m_hWnd); j < max; j++)
1201 Header_DeleteItem((HWND)m_hWnd, 0);
1202
1203 // add the updated array of columns to the header control
1204 unsigned int cols = GetOwner()->GetColumnCount();
1205 unsigned int added = 0;
1206 wxDataViewModel * model = GetOwner()->GetModel();
1207 for (unsigned int i = 0; i < cols; i++)
1208 {
1209 wxDataViewColumn *col = GetColumn( i );
1210 if (col->IsHidden())
1211 continue; // don't add it!
1212
1213 HDITEM hdi;
1214 hdi.mask = HDI_TEXT | HDI_FORMAT | HDI_WIDTH;
1215 hdi.pszText = (wxChar *) col->GetTitle().wx_str();
1216 hdi.cxy = col->GetWidth();
1217 hdi.cchTextMax = sizeof(hdi.pszText)/sizeof(hdi.pszText[0]);
1218 hdi.fmt = HDF_LEFT | HDF_STRING;
1219 //hdi.fmt &= ~(HDF_SORTDOWN|HDF_SORTUP);
1220
1221 //sorting support
1222 if(model && m_owner->GetSortingColumn() == col)
1223 {
1224 //The Microsoft Comctrl32.dll 6.0 support SORTUP/SORTDOWN, but they are not default
1225 //see http://msdn2.microsoft.com/en-us/library/ms649534.aspx for more detail
1226 //hdi.fmt |= model->GetSortOrderAscending()? HDF_SORTUP:HDF_SORTDOWN;
1227 ;
1228 }
1229
1230 // lParam is reserved for application's use:
1231 // we store there the column index to use it later in MSWOnNotify
1232 // (since columns may have been hidden)
1233 hdi.lParam = (LPARAM)i;
1234
1235 // the native wxMSW implementation of the header window
1236 // draws the column separator COLUMN_WIDTH_OFFSET pixels
1237 // on the right: to correct this effect we make the column
1238 // exactly COLUMN_WIDTH_OFFSET wider (for the first column):
1239 if (i == 0)
1240 hdi.cxy += COLUMN_WIDTH_OFFSET;
1241
1242 switch (col->GetAlignment())
1243 {
1244 case wxALIGN_LEFT:
1245 hdi.fmt |= HDF_LEFT;
1246 break;
1247 case wxALIGN_CENTER:
1248 case wxALIGN_CENTER_HORIZONTAL:
1249 hdi.fmt |= HDF_CENTER;
1250 break;
1251 case wxALIGN_RIGHT:
1252 hdi.fmt |= HDF_RIGHT;
1253 break;
1254
1255 default:
1256 // such alignment is not allowed for the column header!
1257 wxFAIL;
1258 }
1259
1260 SendMessage((HWND)m_hWnd, HDM_INSERTITEM,
1261 (WPARAM)added, (LPARAM)&hdi);
1262 added++;
1263 }
1264 }
1265
1266 unsigned int wxDataViewHeaderWindowMSW::GetColumnIdxFromHeader(NMHEADER *nmHDR)
1267 {
1268 unsigned int idx;
1269
1270 // NOTE: we don't just return nmHDR->iItem because when there are
1271 // hidden columns, nmHDR->iItem may be different from
1272 // nmHDR->pitem->lParam
1273
1274 if (nmHDR->pitem && nmHDR->pitem->mask & HDI_LPARAM)
1275 {
1276 idx = (unsigned int)nmHDR->pitem->lParam;
1277 return idx;
1278 }
1279
1280 HDITEM item;
1281 item.mask = HDI_LPARAM;
1282 Header_GetItem((HWND)m_hWnd, nmHDR->iItem, &item);
1283
1284 return (unsigned int)item.lParam;
1285 }
1286
1287 bool wxDataViewHeaderWindowMSW::MSWOnNotify(int idCtrl, WXLPARAM lParam, WXLPARAM *result)
1288 {
1289 NMHDR *nmhdr = (NMHDR *)lParam;
1290
1291 // is it a message from the header?
1292 if ( nmhdr->hwndFrom != (HWND)m_hWnd )
1293 return wxWindow::MSWOnNotify(idCtrl, lParam, result);
1294
1295 NMHEADER *nmHDR = (NMHEADER *)nmhdr;
1296 switch ( nmhdr->code )
1297 {
1298 case HDN_BEGINTRACK:
1299 // user has started to resize a column:
1300 // do we need to veto it?
1301 if (!GetColumn(nmHDR->iItem)->IsResizeable())
1302 {
1303 // veto it!
1304 *result = TRUE;
1305 }
1306 break;
1307
1308 case HDN_BEGINDRAG:
1309 // user has started to reorder a column
1310 break;
1311
1312 case HDN_ITEMCHANGING:
1313 if (nmHDR->pitem != NULL &&
1314 (nmHDR->pitem->mask & HDI_WIDTH) != 0)
1315 {
1316 int minWidth = GetColumnFromHeader(nmHDR)->GetMinWidth();
1317 if (nmHDR->pitem->cxy < minWidth)
1318 {
1319 // do not allow the user to resize this column under
1320 // its minimal width:
1321 *result = TRUE;
1322 }
1323 }
1324 break;
1325
1326 case HDN_ITEMCHANGED: // user is resizing a column
1327 case HDN_ENDTRACK: // user has finished resizing a column
1328 case HDN_ENDDRAG: // user has finished reordering a column
1329
1330 // update the width of the modified column:
1331 if (nmHDR->pitem != NULL &&
1332 (nmHDR->pitem->mask & HDI_WIDTH) != 0)
1333 {
1334 unsigned int idx = GetColumnIdxFromHeader(nmHDR);
1335 unsigned int w = nmHDR->pitem->cxy;
1336 wxDataViewColumn *col = GetColumn(idx);
1337
1338 // see UpdateDisplay() for more info about COLUMN_WIDTH_OFFSET
1339 if (idx == 0 && w > COLUMN_WIDTH_OFFSET)
1340 w -= COLUMN_WIDTH_OFFSET;
1341
1342 if (w >= (unsigned)col->GetMinWidth())
1343 col->SetInternalWidth(w);
1344 }
1345 break;
1346
1347 case HDN_ITEMCLICK:
1348 {
1349 unsigned int idx = GetColumnIdxFromHeader(nmHDR);
1350 wxDataViewModel * model = GetOwner()->GetModel();
1351
1352 if(nmHDR->iButton == 0)
1353 {
1354 wxDataViewColumn *col = GetColumn(idx);
1355 if(col->IsSortable())
1356 {
1357 if(model && m_owner->GetSortingColumn() == col)
1358 {
1359 bool order = col->IsSortOrderAscending();
1360 col->SetSortOrder(!order);
1361 }
1362 else if(model)
1363 {
1364 m_owner->SetSortingColumn(col);
1365 }
1366 }
1367 UpdateDisplay();
1368 if(model)
1369 model->Resort();
1370 }
1371
1372 wxEventType evt = nmHDR->iButton == 0 ?
1373 wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_CLICK :
1374 wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK;
1375 SendEvent(evt, idx);
1376 }
1377 break;
1378
1379 case NM_RCLICK:
1380 {
1381 // NOTE: for some reason (i.e. for a bug in Windows)
1382 // the HDN_ITEMCLICK notification is not sent on
1383 // right clicks, so we need to handle NM_RCLICK
1384
1385 POINT ptClick;
1386 int column = wxMSWGetColumnClicked(nmhdr, &ptClick);
1387 if (column != wxNOT_FOUND)
1388 {
1389 HDITEM item;
1390 item.mask = HDI_LPARAM;
1391 Header_GetItem((HWND)m_hWnd, column, &item);
1392
1393 // 'idx' may be different from 'column' if there are
1394 // hidden columns...
1395 unsigned int idx = (unsigned int)item.lParam;
1396 SendEvent(wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK,
1397 idx);
1398 }
1399 }
1400 break;
1401
1402 case HDN_GETDISPINFOW:
1403 // see wxListCtrl::MSWOnNotify for more info!
1404 break;
1405
1406 case HDN_ITEMDBLCLICK:
1407 {
1408 unsigned int idx = GetColumnIdxFromHeader(nmHDR);
1409 int w = GetOwner()->GetBestColumnWidth(idx);
1410
1411 // update the native control:
1412 HDITEM hd;
1413 ZeroMemory(&hd, sizeof(hd));
1414 hd.mask = HDI_WIDTH;
1415 hd.cxy = w;
1416 Header_SetItem(GetHwnd(),
1417 nmHDR->iItem, // NOTE: we don't want 'idx' here!
1418 &hd);
1419
1420 // update the wxDataViewColumn class:
1421 GetColumn(idx)->SetInternalWidth(w);
1422 }
1423 break;
1424
1425 default:
1426 return wxWindow::MSWOnNotify(idCtrl, lParam, result);
1427 }
1428
1429 return true;
1430 }
1431
1432 void wxDataViewHeaderWindowMSW::ScrollWindow(int WXUNUSED(dx), int WXUNUSED(dy),
1433 const wxRect *WXUNUSED(rect))
1434 {
1435 wxSize ourSz = GetClientSize();
1436 wxSize ownerSz = m_owner->GetClientSize();
1437
1438 // where should the (logical) origin of this window be placed?
1439 int x1 = 0, y1 = 0;
1440 m_owner->CalcUnscrolledPosition(0, 0, &x1, &y1);
1441
1442 // put this window on top of our parent and
1443 SetWindowPos((HWND)m_hWnd, HWND_TOP, -x1, 0,
1444 ownerSz.GetWidth() + x1, ourSz.GetHeight(),
1445 SWP_SHOWWINDOW);
1446 }
1447
1448 void wxDataViewHeaderWindowMSW::DoSetSize(int WXUNUSED(x), int WXUNUSED(y),
1449 int WXUNUSED(w), int WXUNUSED(h),
1450 int WXUNUSED(f))
1451 {
1452 // the wxDataViewCtrl's internal wxBoxSizer will call this function when
1453 // the wxDataViewCtrl window gets resized: the following dummy call
1454 // to ScrollWindow() is required in order to get this header window
1455 // correctly repainted when it's (horizontally) scrolled:
1456
1457 ScrollWindow(0, 0);
1458 }
1459
1460 #else // !defined(__WXMSW__)
1461
1462 IMPLEMENT_ABSTRACT_CLASS(wxGenericDataViewHeaderWindow, wxWindow)
1463 BEGIN_EVENT_TABLE(wxGenericDataViewHeaderWindow, wxWindow)
1464 EVT_PAINT (wxGenericDataViewHeaderWindow::OnPaint)
1465 EVT_MOUSE_EVENTS (wxGenericDataViewHeaderWindow::OnMouse)
1466 EVT_SET_FOCUS (wxGenericDataViewHeaderWindow::OnSetFocus)
1467 END_EVENT_TABLE()
1468
1469 bool wxGenericDataViewHeaderWindow::Create(wxDataViewCtrl *parent, wxWindowID id,
1470 const wxPoint &pos, const wxSize &size,
1471 const wxString &name )
1472 {
1473 m_owner = parent;
1474
1475 if (!wxDataViewHeaderWindowBase::Create(parent, id, pos, size, name))
1476 return false;
1477
1478 wxVisualAttributes attr = wxPanel::GetClassDefaultAttributes();
1479 SetBackgroundStyle( wxBG_STYLE_CUSTOM );
1480 SetOwnForegroundColour( attr.colFg );
1481 SetOwnBackgroundColour( attr.colBg );
1482 if (!m_hasFont)
1483 SetOwnFont( attr.font );
1484
1485 // set our size hints: wxDataViewCtrl will put this wxWindow inside
1486 // a wxBoxSizer and in order to avoid super-big header windows,
1487 // we need to set our height as fixed
1488 SetMinSize(wxSize(-1, HEADER_WINDOW_HEIGHT));
1489 SetMaxSize(wxSize(-1, HEADER_WINDOW_HEIGHT));
1490
1491 return true;
1492 }
1493
1494 void wxGenericDataViewHeaderWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
1495 {
1496 int w, h;
1497 GetClientSize( &w, &h );
1498
1499 wxAutoBufferedPaintDC dc( this );
1500
1501 dc.SetBackground(GetBackgroundColour());
1502 dc.Clear();
1503
1504 int xpix;
1505 m_owner->GetScrollPixelsPerUnit( &xpix, NULL );
1506
1507 int x;
1508 m_owner->GetViewStart( &x, NULL );
1509
1510 // account for the horz scrollbar offset
1511 dc.SetDeviceOrigin( -x * xpix, 0 );
1512
1513 dc.SetFont( GetFont() );
1514
1515 unsigned int cols = GetOwner()->GetColumnCount();
1516 unsigned int i;
1517 int xpos = 0;
1518 for (i = 0; i < cols; i++)
1519 {
1520 wxDataViewColumn *col = GetColumn( i );
1521 if (col->IsHidden())
1522 continue; // skip it!
1523
1524 int cw = col->GetWidth();
1525 int ch = h;
1526
1527 wxHeaderSortIconType sortArrow = wxHDR_SORT_ICON_NONE;
1528 if (col->IsSortable() && GetOwner()->GetSortingColumn() == col)
1529 {
1530 if (col->IsSortOrderAscending())
1531 sortArrow = wxHDR_SORT_ICON_UP;
1532 else
1533 sortArrow = wxHDR_SORT_ICON_DOWN;
1534 }
1535
1536 wxRendererNative::Get().DrawHeaderButton
1537 (
1538 this,
1539 dc,
1540 wxRect(xpos, 0, cw, ch-1),
1541 m_parent->IsEnabled() ? 0
1542 : (int)wxCONTROL_DISABLED,
1543 sortArrow
1544 );
1545
1546 // align as required the column title:
1547 int x = xpos;
1548 wxSize titleSz = dc.GetTextExtent(col->GetTitle());
1549 switch (col->GetAlignment())
1550 {
1551 case wxALIGN_LEFT:
1552 x += HEADER_HORIZ_BORDER;
1553 break;
1554 case wxALIGN_CENTER:
1555 case wxALIGN_CENTER_HORIZONTAL:
1556 x += (cw - titleSz.GetWidth() - 2 * HEADER_HORIZ_BORDER)/2;
1557 break;
1558 case wxALIGN_RIGHT:
1559 x += cw - titleSz.GetWidth() - HEADER_HORIZ_BORDER;
1560 break;
1561 }
1562
1563 // always center the title vertically:
1564 int y = wxMax((ch - titleSz.GetHeight()) / 2, HEADER_VERT_BORDER);
1565
1566 dc.SetClippingRegion( xpos+HEADER_HORIZ_BORDER,
1567 HEADER_VERT_BORDER,
1568 wxMax(cw - 2 * HEADER_HORIZ_BORDER, 1), // width
1569 wxMax(ch - 2 * HEADER_VERT_BORDER, 1)); // height
1570 dc.DrawText( col->GetTitle(), x, y );
1571 dc.DestroyClippingRegion();
1572
1573 xpos += cw;
1574 }
1575 }
1576
1577 void wxGenericDataViewHeaderWindow::OnSetFocus( wxFocusEvent &event )
1578 {
1579 GetParent()->SetFocus();
1580 event.Skip();
1581 }
1582
1583 void wxGenericDataViewHeaderWindow::OnMouse( wxMouseEvent &event )
1584 {
1585 // we want to work with logical coords
1586 int x;
1587 m_owner->CalcUnscrolledPosition(event.GetX(), 0, &x, NULL);
1588 int y = event.GetY();
1589
1590 if (m_isDragging)
1591 {
1592 // we don't draw the line beyond our window,
1593 // but we allow dragging it there
1594 int w = 0;
1595 GetClientSize( &w, NULL );
1596 m_owner->CalcUnscrolledPosition(w, 0, &w, NULL);
1597 w -= 6;
1598
1599 // erase the line if it was drawn
1600 if (m_currentX < w)
1601 DrawCurrent();
1602
1603 if (event.ButtonUp())
1604 {
1605 m_isDragging = false;
1606 if (HasCapture())
1607 ReleaseMouse();
1608
1609 m_dirty = true;
1610
1611 GetColumn(m_column)->SetWidth(m_currentX - m_minX);
1612
1613 Refresh();
1614 GetOwner()->Refresh();
1615 }
1616 else
1617 {
1618 m_currentX = wxMax(m_minX + 7, x);
1619
1620 // draw in the new location
1621 if (m_currentX < w) DrawCurrent();
1622 }
1623
1624 }
1625 else // not dragging
1626 {
1627 m_minX = 0;
1628 m_column = wxNOT_FOUND;
1629
1630 bool hit_border = false;
1631
1632 // end of the current column
1633 int xpos = 0;
1634
1635 // find the column where this event occured
1636 int countCol = m_owner->GetColumnCount();
1637 for (int column = 0; column < countCol; column++)
1638 {
1639 wxDataViewColumn *p = GetColumn(column);
1640
1641 if (p->IsHidden())
1642 continue; // skip if not shown
1643
1644 xpos += p->GetWidth();
1645 m_column = column;
1646 if ((abs(x-xpos) < 3) && (y < 22))
1647 {
1648 hit_border = true;
1649 break;
1650 }
1651
1652 if (x < xpos)
1653 {
1654 // inside the column
1655 break;
1656 }
1657
1658 m_minX = xpos;
1659 }
1660
1661 if (m_column == wxNOT_FOUND)
1662 return;
1663
1664 bool resizeable = GetColumn(m_column)->IsResizeable();
1665 if (event.LeftDClick() && resizeable)
1666 {
1667 GetColumn(m_column)->SetWidth(GetOwner()->GetBestColumnWidth(m_column));
1668 Refresh();
1669 }
1670 else if (event.LeftDown() || event.RightUp())
1671 {
1672 if (hit_border && event.LeftDown() && resizeable)
1673 {
1674 m_isDragging = true;
1675 CaptureMouse();
1676 m_currentX = x;
1677 DrawCurrent();
1678 }
1679 else // click on a column
1680 {
1681 wxDataViewModel * model = GetOwner()->GetModel();
1682 wxEventType evt = event.LeftDown() ?
1683 wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_CLICK :
1684 wxEVT_COMMAND_DATAVIEW_COLUMN_HEADER_RIGHT_CLICK;
1685 SendEvent(evt, m_column);
1686
1687 //Left click the header
1688 if(event.LeftDown())
1689 {
1690 wxDataViewColumn *col = GetColumn(m_column);
1691 if(col->IsSortable())
1692 {
1693 wxDataViewColumn* sortCol = m_owner->GetSortingColumn();
1694 if(model && sortCol == col)
1695 {
1696 bool order = col->IsSortOrderAscending();
1697 col->SetSortOrder(!order);
1698 }
1699 else if(model)
1700 {
1701 m_owner->SetSortingColumn(col);
1702 }
1703 }
1704 UpdateDisplay();
1705 if(model)
1706 model->Resort();
1707 //Send the column sorted event
1708 SendEvent(wxEVT_COMMAND_DATAVIEW_COLUMN_SORTED, m_column);
1709 }
1710 }
1711 }
1712 else if (event.Moving())
1713 {
1714 if (hit_border && resizeable)
1715 m_currentCursor = m_resizeCursor;
1716 else
1717 m_currentCursor = wxSTANDARD_CURSOR;
1718
1719 SetCursor(*m_currentCursor);
1720 }
1721 }
1722 }
1723
1724 void wxGenericDataViewHeaderWindow::DrawCurrent()
1725 {
1726 int x1 = m_currentX;
1727 int y1 = 0;
1728 ClientToScreen (&x1, &y1);
1729
1730 int x2 = m_currentX-1;
1731 #ifdef __WXMSW__
1732 ++x2; // but why ????
1733 #endif
1734 int y2 = 0;
1735 m_owner->GetClientSize( NULL, &y2 );
1736 m_owner->ClientToScreen( &x2, &y2 );
1737
1738 wxScreenDC dc;
1739 dc.SetLogicalFunction(wxINVERT);
1740 dc.SetPen(m_penCurrent);
1741 dc.SetBrush(*wxTRANSPARENT_BRUSH);
1742 AdjustDC(dc);
1743 dc.DrawLine(x1, y1, x2, y2);
1744 }
1745
1746 void wxGenericDataViewHeaderWindow::AdjustDC(wxDC& dc)
1747 {
1748 int xpix, x;
1749
1750 m_owner->GetScrollPixelsPerUnit( &xpix, NULL );
1751 m_owner->GetViewStart( &x, NULL );
1752
1753 // shift the DC origin to match the position of the main window horizontal
1754 // scrollbar: this allows us to always use logical coords
1755 dc.SetDeviceOrigin( -x * xpix, 0 );
1756 }
1757
1758 #endif // defined(__WXMSW__)
1759
1760 //-----------------------------------------------------------------------------
1761 // wxDataViewRenameTimer
1762 //-----------------------------------------------------------------------------
1763
1764 wxDataViewRenameTimer::wxDataViewRenameTimer( wxDataViewMainWindow *owner )
1765 {
1766 m_owner = owner;
1767 }
1768
1769 void wxDataViewRenameTimer::Notify()
1770 {
1771 m_owner->OnRenameTimer();
1772 }
1773
1774 //-----------------------------------------------------------------------------
1775 // wxDataViewMainWindow
1776 //-----------------------------------------------------------------------------
1777
1778 //The tree building helper, declared firstly
1779 void BuildTreeHelper( wxDataViewModel * model, wxDataViewItem & item, wxDataViewTreeNode * node);
1780
1781 int LINKAGEMODE wxDataViewSelectionCmp( unsigned int row1, unsigned int row2 )
1782 {
1783 if (row1 > row2) return 1;
1784 if (row1 == row2) return 0;
1785 return -1;
1786 }
1787
1788
1789 IMPLEMENT_ABSTRACT_CLASS(wxDataViewMainWindow, wxWindow)
1790
1791 BEGIN_EVENT_TABLE(wxDataViewMainWindow,wxWindow)
1792 EVT_PAINT (wxDataViewMainWindow::OnPaint)
1793 EVT_MOUSE_EVENTS (wxDataViewMainWindow::OnMouse)
1794 EVT_SET_FOCUS (wxDataViewMainWindow::OnSetFocus)
1795 EVT_KILL_FOCUS (wxDataViewMainWindow::OnKillFocus)
1796 EVT_CHAR (wxDataViewMainWindow::OnChar)
1797 END_EVENT_TABLE()
1798
1799 wxDataViewMainWindow::wxDataViewMainWindow( wxDataViewCtrl *parent, wxWindowID id,
1800 const wxPoint &pos, const wxSize &size, const wxString &name ) :
1801 wxWindow( parent, id, pos, size, wxWANTS_CHARS, name ),
1802 m_selection( wxDataViewSelectionCmp )
1803
1804 {
1805 SetOwner( parent );
1806
1807 m_lastOnSame = false;
1808 m_renameTimer = new wxDataViewRenameTimer( this );
1809
1810 // TODO: user better initial values/nothing selected
1811 m_currentCol = NULL;
1812 m_currentRow = 0;
1813
1814 // TODO: we need to calculate this smartly
1815 m_lineHeight =
1816 #ifdef __WXMSW__
1817 17;
1818 #else
1819 20;
1820 #endif
1821 wxASSERT(m_lineHeight > 2*PADDING_TOPBOTTOM);
1822
1823 m_dragCount = 0;
1824 m_dragStart = wxPoint(0,0);
1825 m_lineLastClicked = (unsigned int) -1;
1826 m_lineBeforeLastClicked = (unsigned int) -1;
1827 m_lineSelectSingleOnUp = (unsigned int) -1;
1828
1829 m_hasFocus = false;
1830
1831 SetBackgroundStyle( wxBG_STYLE_CUSTOM );
1832 SetBackgroundColour( *wxWHITE );
1833
1834 m_penRule = wxPen(GetRuleColour(), 1, wxSOLID);
1835
1836 //Here I compose a pen can draw black lines, maybe there are something system colour to use
1837 m_penExpander = wxPen( wxColour(0,0,0), 1, wxSOLID );
1838 //Some new added code to deal with the tree structure
1839 m_root = new wxDataViewTreeNode( NULL );
1840 m_root->SetHasChildren(true);
1841
1842 //Make m_count = -1 will cause the class recaculate the real displaying number of rows.
1843 m_count = -1 ;
1844 UpdateDisplay();
1845 }
1846
1847 wxDataViewMainWindow::~wxDataViewMainWindow()
1848 {
1849 DestroyTree();
1850 delete m_renameTimer;
1851 }
1852
1853 void wxDataViewMainWindow::OnRenameTimer()
1854 {
1855 // We have to call this here because changes may just have
1856 // been made and no screen update taken place.
1857 if ( m_dirty )
1858 wxSafeYield();
1859
1860 int xpos = 0;
1861 unsigned int cols = GetOwner()->GetColumnCount();
1862 unsigned int i;
1863 for (i = 0; i < cols; i++)
1864 {
1865 wxDataViewColumn *c = GetOwner()->GetColumn( i );
1866 if (c->IsHidden())
1867 continue; // skip it!
1868
1869 if (c == m_currentCol)
1870 break;
1871 xpos += c->GetWidth();
1872 }
1873 wxRect labelRect( xpos, m_currentRow * m_lineHeight,
1874 m_currentCol->GetWidth(), m_lineHeight );
1875
1876 GetOwner()->CalcScrolledPosition( labelRect.x, labelRect.y,
1877 &labelRect.x, &labelRect.y);
1878
1879 wxDataViewItem item = GetItemByRow( m_currentRow );
1880 m_currentCol->GetRenderer()->StartEditing( item, labelRect );
1881
1882 }
1883
1884 //------------------------------------------------------------------
1885 // Helper class for do operation on the tree node
1886 //------------------------------------------------------------------
1887 class DoJob
1888 {
1889 public:
1890 DoJob(){};
1891 virtual ~DoJob(){};
1892
1893 //The return value control how the tree-walker tranverse the tree
1894 // 0: Job done, stop tranverse and return
1895 // 1: Ignore the current node's subtree and continue
1896 // 2: Job not done, continue
1897 enum { OK = 0 , IGR = 1, CONT = 2 };
1898 virtual int operator() ( wxDataViewTreeNode * node ) = 0 ;
1899 virtual int operator() ( void * n ) = 0;
1900 };
1901
1902 bool Walker( wxDataViewTreeNode * node, DoJob & func )
1903 {
1904 if( node==NULL || !node->HasChildren())
1905 return false;
1906
1907 switch( func( node ) )
1908 {
1909 case DoJob::OK :
1910 return true ;
1911 case DoJob::IGR:
1912 return false;
1913 case DoJob::CONT:
1914 default:
1915 ;
1916 }
1917
1918 wxDataViewTreeNodes nodes = node->GetNodes();
1919 wxDataViewTreeLeaves leaves = node->GetChildren();
1920
1921 int len_nodes = nodes.GetCount();
1922 int len = leaves.GetCount();
1923 int i = 0, nodes_i = 0;
1924
1925 for( ; i < len ; i ++ )
1926 {
1927 void * n = leaves[i];
1928 if( nodes_i < len_nodes && n == nodes[nodes_i]->GetItem().GetID() )
1929 {
1930 wxDataViewTreeNode * nd = nodes[nodes_i];
1931 nodes_i++;
1932
1933 if( Walker( nd , func ) )
1934 return true;
1935
1936 }
1937 else
1938 switch( func( n ) )
1939 {
1940 case DoJob::OK :
1941 return true ;
1942 case DoJob::IGR:
1943 continue;
1944 case DoJob::CONT:
1945 default:
1946 ;
1947 }
1948 }
1949 return false;
1950 }
1951
1952 void wxDataViewMainWindow::SendModelEvent( wxEventType type, const wxDataViewItem & item )
1953 {
1954 wxWindow *parent = GetParent();
1955 wxDataViewEvent le(type, parent->GetId());
1956
1957 le.SetEventObject(parent);
1958 le.SetModel(GetOwner()->GetModel());
1959 le.SetItem( item );
1960
1961 parent->GetEventHandler()->ProcessEvent(le);
1962 }
1963
1964 bool wxDataViewMainWindow::ItemAdded(const wxDataViewItem & parent, const wxDataViewItem & item)
1965 {
1966 SortPrepare();
1967
1968 wxDataViewTreeNode * node;
1969 node = FindNode(parent);
1970 SendModelEvent(wxEVT_COMMAND_DATAVIEW_MODEL_ITEM_ADDED, item );
1971
1972 if( node == NULL )
1973 return false;
1974
1975 node->SetHasChildren( true );
1976
1977 if( g_model->IsContainer( item ) )
1978 {
1979 wxDataViewTreeNode * newnode = new wxDataViewTreeNode( node );
1980 newnode->SetItem(item);
1981 newnode->SetHasChildren( true );
1982 node->AddNode( newnode);
1983 }
1984 else
1985 node->AddLeaf( item.GetID() );
1986
1987 node->ChangeSubTreeCount(1);
1988
1989 m_count = -1;
1990 UpdateDisplay();
1991
1992 return true;
1993 }
1994
1995 void DestroyTreeHelper( wxDataViewTreeNode * node);
1996
1997 bool wxDataViewMainWindow::ItemDeleted(const wxDataViewItem& parent,
1998 const wxDataViewItem& item)
1999 {
2000 wxDataViewTreeNode * node = FindNode(parent);
2001
2002 wxCHECK_MSG( node != NULL, false, "item not found" );
2003 wxCHECK_MSG( node->GetChildren().Index( item.GetID() ) != wxNOT_FOUND, false, "item not found" );
2004
2005 int sub = -1;
2006 node->GetChildren().Remove( item.GetID() );
2007 //Manuplate selection
2008 if( m_selection.GetCount() > 1 )
2009 {
2010 m_selection.Empty();
2011 }
2012
2013 if( GetOwner()->GetModel()->IsContainer( item ) )
2014 {
2015 wxDataViewTreeNode * n = NULL;
2016 wxDataViewTreeNodes nodes = node->GetNodes();
2017 int len = nodes.GetCount();
2018 for( int i = 0 ; i < len; i ++)
2019 {
2020 if( nodes[i]->GetItem() == item )
2021 {
2022 n = nodes[i];
2023 break;
2024 }
2025 }
2026
2027 wxCHECK_MSG( n != NULL, false, "item not found" );
2028
2029 node->GetNodes().Remove( n );
2030 sub -= n->GetSubTreeCount();
2031 DestroyTreeHelper(n);
2032 }
2033
2034 if( node->GetChildrenNumber() == 0)
2035 node->SetHasChildren( false );
2036
2037 //Make the row number invalid and get a new valid one when user call GetRowCount
2038 m_count = -1;
2039 node->ChangeSubTreeCount(sub);
2040 //Change the current row to the last row if the current exceed the max row number
2041 if( m_currentRow > GetRowCount() )
2042 m_currentRow = m_count - 1;
2043
2044 UpdateDisplay();
2045
2046 SendModelEvent(wxEVT_COMMAND_DATAVIEW_MODEL_ITEM_DELETED, item);
2047
2048 return true;
2049 }
2050
2051 bool wxDataViewMainWindow::ItemChanged(const wxDataViewItem & item)
2052 {
2053 SortPrepare();
2054 g_model->Resort();
2055
2056 SendModelEvent(wxEVT_COMMAND_DATAVIEW_MODEL_ITEM_CHANGED,item);
2057
2058 return true;
2059 }
2060
2061 bool wxDataViewMainWindow::ValueChanged( const wxDataViewItem & item, unsigned int col )
2062 {
2063 // NOTE: to be valid, we cannot use e.g. INT_MAX - 1
2064 /*#define MAX_VIRTUAL_WIDTH 100000
2065
2066 wxRect rect( 0, row*m_lineHeight, MAX_VIRTUAL_WIDTH, m_lineHeight );
2067 m_owner->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
2068 Refresh( true, &rect );
2069
2070 return true;
2071 */
2072 SortPrepare();
2073 g_model->Resort();
2074
2075 //Send event
2076 wxWindow *parent = GetParent();
2077 wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_MODEL_VALUE_CHANGED, parent->GetId());
2078 le.SetEventObject(parent);
2079 le.SetModel(GetOwner()->GetModel());
2080 le.SetItem(item);
2081 le.SetColumn(col);
2082 le.SetDataViewColumn(GetOwner()->GetColumn(col));
2083 parent->GetEventHandler()->ProcessEvent(le);
2084
2085 return true;
2086 }
2087
2088 bool wxDataViewMainWindow::Cleared()
2089 {
2090 SortPrepare();
2091
2092 DestroyTree();
2093 UpdateDisplay();
2094
2095 wxWindow *parent = GetParent();
2096 wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_MODEL_CLEARED, parent->GetId());
2097 le.SetEventObject(parent);
2098 le.SetModel(GetOwner()->GetModel());
2099 parent->GetEventHandler()->ProcessEvent(le);
2100
2101 return true;
2102 }
2103
2104 void wxDataViewMainWindow::UpdateDisplay()
2105 {
2106 m_dirty = true;
2107 }
2108
2109 void wxDataViewMainWindow::OnInternalIdle()
2110 {
2111 wxWindow::OnInternalIdle();
2112
2113 if (m_dirty)
2114 {
2115 RecalculateDisplay();
2116 m_dirty = false;
2117 }
2118 }
2119
2120 void wxDataViewMainWindow::RecalculateDisplay()
2121 {
2122 wxDataViewModel *model = GetOwner()->GetModel();
2123 if (!model)
2124 {
2125 Refresh();
2126 return;
2127 }
2128
2129 int width = GetEndOfLastCol();
2130 int height = GetRowCount() * m_lineHeight;
2131
2132 SetVirtualSize( width, height );
2133 GetOwner()->SetScrollRate( 10, m_lineHeight );
2134
2135 Refresh();
2136 }
2137
2138 void wxDataViewMainWindow::ScrollWindow( int dx, int dy, const wxRect *rect )
2139 {
2140 wxWindow::ScrollWindow( dx, dy, rect );
2141
2142 if (GetOwner()->m_headerArea)
2143 GetOwner()->m_headerArea->ScrollWindow( dx, 0 );
2144 }
2145
2146 void wxDataViewMainWindow::ScrollTo( int rows, int column )
2147 {
2148 int x, y;
2149 m_owner->GetScrollPixelsPerUnit( &x, &y );
2150 int sy = rows*m_lineHeight/y;
2151 int sx = 0;
2152 if( column != -1 )
2153 {
2154 wxRect rect = GetClientRect();
2155 unsigned int colnum = 0;
2156 unsigned int x_start = 0, x_end = 0, w = 0;
2157 int xx, yy, xe;
2158 m_owner->CalcUnscrolledPosition( rect.x, rect.y, &xx, &yy );
2159 for (x_start = 0; colnum < column; colnum++)
2160 {
2161 wxDataViewColumn *col = GetOwner()->GetColumn(colnum);
2162 if (col->IsHidden())
2163 continue; // skip it!
2164
2165 w = col->GetWidth();
2166 x_start += w;
2167 }
2168
2169 x_end = x_start + w;
2170 xe = xx + rect.width;
2171 if( x_end > xe )
2172 {
2173 sx = ( xx + x_end - xe )/x;
2174 }
2175 if( x_start < xx )
2176 {
2177 sx = x_start/x;
2178 }
2179 }
2180 m_owner->Scroll( sx, sy );
2181 }
2182
2183 void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
2184 {
2185 wxDataViewModel *model = GetOwner()->GetModel();
2186 wxAutoBufferedPaintDC dc( this );
2187
2188 // prepare the DC
2189 dc.SetBackground(GetBackgroundColour());
2190 dc.Clear();
2191 GetOwner()->PrepareDC( dc );
2192 dc.SetFont( GetFont() );
2193
2194 wxRect update = GetUpdateRegion().GetBox();
2195 m_owner->CalcUnscrolledPosition( update.x, update.y, &update.x, &update.y );
2196
2197 // compute which items needs to be redrawn
2198 unsigned int item_start = wxMax( 0, (update.y / m_lineHeight) );
2199 unsigned int item_count =
2200 wxMin( (int)(((update.y + update.height) / m_lineHeight) - item_start + 1),
2201 (int)(GetRowCount( )- item_start) );
2202 unsigned int item_last = item_start + item_count;
2203
2204 // compute which columns needs to be redrawn
2205 unsigned int cols = GetOwner()->GetColumnCount();
2206 unsigned int col_start = 0;
2207 unsigned int x_start = 0;
2208 for (x_start = 0; col_start < cols; col_start++)
2209 {
2210 wxDataViewColumn *col = GetOwner()->GetColumn(col_start);
2211 if (col->IsHidden())
2212 continue; // skip it!
2213
2214 unsigned int w = col->GetWidth();
2215 if (x_start+w >= (unsigned int)update.x)
2216 break;
2217
2218 x_start += w;
2219 }
2220
2221 unsigned int col_last = col_start;
2222 unsigned int x_last = x_start;
2223 for (; col_last < cols; col_last++)
2224 {
2225 wxDataViewColumn *col = GetOwner()->GetColumn(col_last);
2226 if (col->IsHidden())
2227 continue; // skip it!
2228
2229 if (x_last > (unsigned int)update.GetRight())
2230 break;
2231
2232 x_last += col->GetWidth();
2233 }
2234
2235 // Draw horizontal rules if required
2236 if ( m_owner->HasFlag(wxDV_HORIZ_RULES) )
2237 {
2238 dc.SetPen(m_penRule);
2239 dc.SetBrush(*wxTRANSPARENT_BRUSH);
2240
2241 for (unsigned int i = item_start; i <= item_last+1; i++)
2242 {
2243 int y = i * m_lineHeight;
2244 dc.DrawLine(x_start, y, x_last, y);
2245 }
2246 }
2247
2248 // Draw vertical rules if required
2249 if ( m_owner->HasFlag(wxDV_VERT_RULES) )
2250 {
2251 dc.SetPen(m_penRule);
2252 dc.SetBrush(*wxTRANSPARENT_BRUSH);
2253
2254 int x = x_start;
2255 for (unsigned int i = col_start; i < col_last; i++)
2256 {
2257 wxDataViewColumn *col = GetOwner()->GetColumn(i);
2258 if (col->IsHidden())
2259 continue; // skip it
2260
2261 dc.DrawLine(x, item_start * m_lineHeight,
2262 x, item_last * m_lineHeight);
2263
2264 x += col->GetWidth();
2265 }
2266
2267 // Draw last vertical rule
2268 dc.DrawLine(x, item_start * m_lineHeight,
2269 x, item_last * m_lineHeight);
2270 }
2271
2272 // redraw the background for the items which are selected/current
2273 for (unsigned int item = item_start; item < item_last; item++)
2274 {
2275 bool selected = m_selection.Index( item ) != wxNOT_FOUND;
2276 if (selected || item == m_currentRow)
2277 {
2278 int flags = selected ? (int)wxCONTROL_SELECTED : 0;
2279 if (item == m_currentRow)
2280 flags |= wxCONTROL_CURRENT;
2281 if (m_hasFocus)
2282 flags |= wxCONTROL_FOCUSED;
2283
2284 wxRect rect( x_start, item*m_lineHeight, x_last, m_lineHeight );
2285 wxRendererNative::Get().DrawItemSelectionRect
2286 (
2287 this,
2288 dc,
2289 rect,
2290 flags
2291 );
2292 }
2293 }
2294
2295 wxDataViewColumn *expander = GetOwner()->GetExpanderColumn();
2296 if (!expander)
2297 {
2298 // TODO: last column for RTL support
2299 expander = GetOwner()->GetColumn( 0 );
2300 }
2301
2302 // redraw all cells for all rows which must be repainted and for all columns
2303 wxRect cell_rect;
2304 cell_rect.x = x_start;
2305 cell_rect.height = m_lineHeight; // -1 is for the horizontal rules
2306 for (unsigned int i = col_start; i < col_last; i++)
2307 {
2308 wxDataViewColumn *col = GetOwner()->GetColumn( i );
2309 wxDataViewRenderer *cell = col->GetRenderer();
2310 cell_rect.width = col->GetWidth();
2311
2312 if (col->IsHidden())
2313 continue; // skipt it!
2314
2315
2316 for (unsigned int item = item_start; item < item_last; item++)
2317 {
2318 // get the cell value and set it into the renderer
2319 wxVariant value;
2320 wxDataViewTreeNode * node = GetTreeNodeByRow(item);
2321 if( node == NULL )
2322 {
2323 continue;
2324 }
2325
2326 wxDataViewItem dataitem = node->GetItem();
2327 model->GetValue( value, dataitem, col->GetModelColumn());
2328 cell->SetValue( value );
2329
2330 // update the y offset
2331 cell_rect.y = item * m_lineHeight;
2332
2333 //Draw the expander here.
2334 int indent = node->GetIndentLevel();
2335 if( col == expander )
2336 {
2337 //Calculate the indent first
2338 indent = cell_rect.x + GetOwner()->GetIndent() * indent;
2339
2340 int expander_width = m_lineHeight - 2*EXPANDER_MARGIN;
2341 // change the cell_rect.x to the appropriate pos
2342 int expander_x = indent + EXPANDER_MARGIN , expander_y = cell_rect.y + EXPANDER_MARGIN ;
2343 indent = indent + m_lineHeight ; //try to use the m_lineHeight as the expander space
2344 dc.SetPen( m_penExpander );
2345 dc.SetBrush( wxNullBrush );
2346 if( node->HasChildren() )
2347 {
2348 //dc.DrawRoundedRectangle( expander_x,expander_y,expander_width,expander_width, 1.0);
2349 //dc.DrawLine( expander_x + 2 , expander_y + expander_width/2, expander_x + expander_width - 2, expander_y + expander_width/2 );
2350 wxRect rect( expander_x , expander_y, expander_width, expander_width);
2351 if( node->IsOpen() )
2352 wxRendererNative::Get().DrawTreeItemButton( this, dc, rect, wxCONTROL_EXPANDED );
2353 else
2354 wxRendererNative::Get().DrawTreeItemButton( this, dc, rect );
2355 }
2356 else
2357 {
2358 // I am wandering whether we should draw dot lines between tree nodes
2359 delete node;
2360 //Yes, if the node does not have any child, it must be a leaf which mean that it is a temporarily created by GetTreeNodeByRow
2361 }
2362
2363 //force the expander column to left-center align
2364 cell->SetAlignment( wxALIGN_CENTER_VERTICAL );
2365 }
2366
2367
2368 // cannot be bigger than allocated space
2369 wxSize size = cell->GetSize();
2370 // Because of the tree structure indent, here we should minus the width of the cell for drawing
2371 size.x = wxMin( size.x + 2*PADDING_RIGHTLEFT, cell_rect.width - indent );
2372 size.y = wxMin( size.y + 2*PADDING_TOPBOTTOM, cell_rect.height );
2373
2374 wxRect item_rect(cell_rect.GetTopLeft(), size);
2375 int align = cell->GetAlignment();
2376
2377 // horizontal alignment:
2378 item_rect.x = cell_rect.x;
2379 if (align & wxALIGN_CENTER_HORIZONTAL)
2380 item_rect.x = cell_rect.x + (cell_rect.width / 2) - (size.x / 2);
2381 else if (align & wxALIGN_RIGHT)
2382 item_rect.x = cell_rect.x + cell_rect.width - size.x;
2383 //else: wxALIGN_LEFT is the default
2384
2385 // vertical alignment:
2386 item_rect.y = cell_rect.y;
2387 if (align & wxALIGN_CENTER_VERTICAL)
2388 item_rect.y = cell_rect.y + (cell_rect.height / 2) - (size.y / 2);
2389 else if (align & wxALIGN_BOTTOM)
2390 item_rect.y = cell_rect.y + cell_rect.height - size.y;
2391 //else: wxALIGN_TOP is the default
2392
2393 // add padding
2394 item_rect.x += PADDING_RIGHTLEFT;
2395 item_rect.y += PADDING_TOPBOTTOM;
2396 item_rect.width = size.x - 2 * PADDING_RIGHTLEFT;
2397 item_rect.height = size.y - 2 * PADDING_TOPBOTTOM;
2398
2399 //Here we add the tree indent
2400 item_rect.x += indent;
2401
2402 int state = 0;
2403 if (m_selection.Index(item) != wxNOT_FOUND)
2404 state |= wxDATAVIEW_CELL_SELECTED;
2405
2406 // TODO: it would be much more efficient to create a clipping
2407 // region for the entire column being rendered (in the OnPaint
2408 // of wxDataViewMainWindow) instead of a single clip region for
2409 // each cell. However it would mean that each renderer should
2410 // respect the given wxRect's top & bottom coords, eventually
2411 // violating only the left & right coords - however the user can
2412 // make its own renderer and thus we cannot be sure of that.
2413 dc.SetClippingRegion( item_rect );
2414 cell->Render( item_rect, &dc, state );
2415 dc.DestroyClippingRegion();
2416 }
2417
2418 cell_rect.x += cell_rect.width;
2419 }
2420 }
2421
2422 int wxDataViewMainWindow::GetCountPerPage() const
2423 {
2424 wxSize size = GetClientSize();
2425 return size.y / m_lineHeight;
2426 }
2427
2428 int wxDataViewMainWindow::GetEndOfLastCol() const
2429 {
2430 int width = 0;
2431 unsigned int i;
2432 for (i = 0; i < GetOwner()->GetColumnCount(); i++)
2433 {
2434 const wxDataViewColumn *c =
2435 wx_const_cast(wxDataViewCtrl*, GetOwner())->GetColumn( i );
2436
2437 if (!c->IsHidden())
2438 width += c->GetWidth();
2439 }
2440 return width;
2441 }
2442
2443 unsigned int wxDataViewMainWindow::GetFirstVisibleRow() const
2444 {
2445 int x = 0;
2446 int y = 0;
2447 m_owner->CalcUnscrolledPosition( x, y, &x, &y );
2448
2449 return y / m_lineHeight;
2450 }
2451
2452 unsigned int wxDataViewMainWindow::GetLastVisibleRow()
2453 {
2454 wxSize client_size = GetClientSize();
2455 m_owner->CalcUnscrolledPosition( client_size.x, client_size.y,
2456 &client_size.x, &client_size.y );
2457
2458 //we should deal with the pixel here
2459 unsigned int row = (client_size.y)/m_lineHeight;
2460 if( client_size.y % m_lineHeight < m_lineHeight/2 )
2461 row -= 1;
2462
2463 return wxMin( GetRowCount()-1, row );
2464 }
2465
2466 unsigned int wxDataViewMainWindow::GetRowCount()
2467 {
2468 if ( m_count == -1 )
2469 {
2470 m_count = RecalculateCount();
2471 int width, height;
2472 GetVirtualSize( &width, &height );
2473 height = m_count * m_lineHeight;
2474
2475 SetVirtualSize( width, height );
2476 }
2477 return m_count;
2478 }
2479
2480 void wxDataViewMainWindow::ChangeCurrentRow( unsigned int row )
2481 {
2482 m_currentRow = row;
2483
2484 // send event
2485 }
2486
2487 void wxDataViewMainWindow::SelectAllRows( bool on )
2488 {
2489 if (IsEmpty())
2490 return;
2491
2492 if (on)
2493 {
2494 m_selection.Clear();
2495 for (unsigned int i = 0; i < GetRowCount(); i++)
2496 m_selection.Add( i );
2497 Refresh();
2498 }
2499 else
2500 {
2501 unsigned int first_visible = GetFirstVisibleRow();
2502 unsigned int last_visible = GetLastVisibleRow();
2503 unsigned int i;
2504 for (i = 0; i < m_selection.GetCount(); i++)
2505 {
2506 unsigned int row = m_selection[i];
2507 if ((row >= first_visible) && (row <= last_visible))
2508 RefreshRow( row );
2509 }
2510 m_selection.Clear();
2511 }
2512 }
2513
2514 void wxDataViewMainWindow::SelectRow( unsigned int row, bool on )
2515 {
2516 if (m_selection.Index( row ) == wxNOT_FOUND)
2517 {
2518 if (on)
2519 {
2520 m_selection.Add( row );
2521 RefreshRow( row );
2522 }
2523 }
2524 else
2525 {
2526 if (!on)
2527 {
2528 m_selection.Remove( row );
2529 RefreshRow( row );
2530 }
2531 }
2532 }
2533
2534 void wxDataViewMainWindow::SelectRows( unsigned int from, unsigned int to, bool on )
2535 {
2536 if (from > to)
2537 {
2538 unsigned int tmp = from;
2539 from = to;
2540 to = tmp;
2541 }
2542
2543 unsigned int i;
2544 for (i = from; i <= to; i++)
2545 {
2546 if (m_selection.Index( i ) == wxNOT_FOUND)
2547 {
2548 if (on)
2549 m_selection.Add( i );
2550 }
2551 else
2552 {
2553 if (!on)
2554 m_selection.Remove( i );
2555 }
2556 }
2557 RefreshRows( from, to );
2558 }
2559
2560 void wxDataViewMainWindow::Select( const wxArrayInt& aSelections )
2561 {
2562 for (size_t i=0; i < aSelections.GetCount(); i++)
2563 {
2564 int n = aSelections[i];
2565
2566 m_selection.Add( n );
2567 RefreshRow( n );
2568 }
2569 }
2570
2571 void wxDataViewMainWindow::ReverseRowSelection( unsigned int row )
2572 {
2573 if (m_selection.Index( row ) == wxNOT_FOUND)
2574 m_selection.Add( row );
2575 else
2576 m_selection.Remove( row );
2577 RefreshRow( row );
2578 }
2579
2580 bool wxDataViewMainWindow::IsRowSelected( unsigned int row )
2581 {
2582 return (m_selection.Index( row ) != wxNOT_FOUND);
2583 }
2584
2585 void wxDataViewMainWindow::RefreshRow( unsigned int row )
2586 {
2587 wxRect rect( 0, row*m_lineHeight, GetEndOfLastCol(), m_lineHeight );
2588 m_owner->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
2589
2590 wxSize client_size = GetClientSize();
2591 wxRect client_rect( 0, 0, client_size.x, client_size.y );
2592 wxRect intersect_rect = client_rect.Intersect( rect );
2593 if (intersect_rect.width > 0)
2594 Refresh( true, &intersect_rect );
2595 }
2596
2597 void wxDataViewMainWindow::RefreshRows( unsigned int from, unsigned int to )
2598 {
2599 if (from > to)
2600 {
2601 unsigned int tmp = to;
2602 to = from;
2603 from = tmp;
2604 }
2605
2606 wxRect rect( 0, from*m_lineHeight, GetEndOfLastCol(), (to-from+1) * m_lineHeight );
2607 m_owner->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
2608
2609 wxSize client_size = GetClientSize();
2610 wxRect client_rect( 0, 0, client_size.x, client_size.y );
2611 wxRect intersect_rect = client_rect.Intersect( rect );
2612 if (intersect_rect.width > 0)
2613 Refresh( true, &intersect_rect );
2614 }
2615
2616 void wxDataViewMainWindow::RefreshRowsAfter( unsigned int firstRow )
2617 {
2618 unsigned int count = GetRowCount();
2619 if (firstRow > count)
2620 return;
2621
2622 wxRect rect( 0, firstRow*m_lineHeight, GetEndOfLastCol(), count * m_lineHeight );
2623 m_owner->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
2624
2625 wxSize client_size = GetClientSize();
2626 wxRect client_rect( 0, 0, client_size.x, client_size.y );
2627 wxRect intersect_rect = client_rect.Intersect( rect );
2628 if (intersect_rect.width > 0)
2629 Refresh( true, &intersect_rect );
2630 }
2631
2632 void wxDataViewMainWindow::OnArrowChar(unsigned int newCurrent, const wxKeyEvent& event)
2633 {
2634 wxCHECK_RET( newCurrent < GetRowCount(),
2635 _T("invalid item index in OnArrowChar()") );
2636
2637 // if there is no selection, we cannot move it anywhere
2638 if (!HasCurrentRow())
2639 return;
2640
2641 unsigned int oldCurrent = m_currentRow;
2642
2643 // in single selection we just ignore Shift as we can't select several
2644 // items anyhow
2645 if ( event.ShiftDown() && !IsSingleSel() )
2646 {
2647 RefreshRow( oldCurrent );
2648
2649 ChangeCurrentRow( newCurrent );
2650
2651 // select all the items between the old and the new one
2652 if ( oldCurrent > newCurrent )
2653 {
2654 newCurrent = oldCurrent;
2655 oldCurrent = m_currentRow;
2656 }
2657
2658 SelectRows( oldCurrent, newCurrent, true );
2659 }
2660 else // !shift
2661 {
2662 RefreshRow( oldCurrent );
2663
2664 // all previously selected items are unselected unless ctrl is held
2665 if ( !event.ControlDown() )
2666 SelectAllRows(false);
2667
2668 ChangeCurrentRow( newCurrent );
2669
2670 if ( !event.ControlDown() )
2671 SelectRow( m_currentRow, true );
2672 else
2673 RefreshRow( m_currentRow );
2674 }
2675
2676 //EnsureVisible( m_currentRow );
2677 }
2678
2679 wxRect wxDataViewMainWindow::GetLineRect( unsigned int row ) const
2680 {
2681 wxRect rect;
2682 rect.x = 0;
2683 rect.y = m_lineHeight * row;
2684 rect.width = GetEndOfLastCol();
2685 rect.height = m_lineHeight;
2686
2687 return rect;
2688 }
2689
2690 class RowToItemJob: public DoJob
2691 {
2692 public:
2693 RowToItemJob( unsigned int row , int current ) { this->row = row; this->current = current ;}
2694 virtual ~RowToItemJob(){};
2695
2696 virtual int operator() ( wxDataViewTreeNode * node )
2697 {
2698 current ++;
2699 if( current == static_cast<int>(row))
2700 {
2701 ret = node->GetItem() ;
2702 return DoJob::OK;
2703 }
2704
2705 if( node->GetSubTreeCount() + current < static_cast<int>(row) )
2706 {
2707 current += node->GetSubTreeCount();
2708 return DoJob::IGR;
2709 }
2710 else
2711 {
2712 //If the current has no child node, we can find the desired item of the row number directly.
2713 //This if can speed up finding in some case, and will has a very good effect when it comes to list view
2714 if( node->GetNodes().GetCount() == 0)
2715 {
2716 int index = static_cast<int>(row) - current - 1;
2717 ret = node->GetChildren().Item( index );
2718 return DoJob::OK;
2719 }
2720 return DoJob::CONT;
2721 }
2722 }
2723
2724 virtual int operator() ( void * n )
2725 {
2726 current ++;
2727 if( current == static_cast<int>(row))
2728 {
2729 ret = wxDataViewItem( n ) ;
2730 return DoJob::OK;
2731 }
2732 return DoJob::CONT;
2733 }
2734 wxDataViewItem GetResult(){ return ret; }
2735 private:
2736 unsigned int row;
2737 int current ;
2738 wxDataViewItem ret;
2739 };
2740
2741 wxDataViewItem wxDataViewMainWindow::GetItemByRow(unsigned int row) const
2742 {
2743 RowToItemJob job( row, -2 );
2744 Walker( m_root , job );
2745 return job.GetResult();
2746 }
2747
2748 class RowToTreeNodeJob: public DoJob
2749 {
2750 public:
2751 RowToTreeNodeJob( unsigned int row , int current, wxDataViewTreeNode * node )
2752 {
2753 this->row = row;
2754 this->current = current ;
2755 ret = NULL ;
2756 parent = node;
2757 }
2758 virtual ~RowToTreeNodeJob(){};
2759
2760 virtual int operator() ( wxDataViewTreeNode * node )
2761 {
2762 current ++;
2763 if( current == static_cast<int>(row))
2764 {
2765 ret = node ;
2766 return DoJob::OK;
2767 }
2768
2769 if( node->GetSubTreeCount() + current < static_cast<int>(row) )
2770 {
2771 current += node->GetSubTreeCount();
2772 return DoJob::IGR;
2773 }
2774 else
2775 {
2776 parent = node;
2777 //If the current has no child node, we can find the desired item of the row number directly.
2778 //This if can speed up finding in some case, and will has a very good effect when it comes to list view
2779 if( node->GetNodes().GetCount() == 0)
2780 {
2781 int index = static_cast<int>(row) - current - 1;
2782 void * n = node->GetChildren().Item( index );
2783 ret = new wxDataViewTreeNode( parent ) ;
2784 ret->SetItem( wxDataViewItem( n ));
2785 ret->SetHasChildren(false);
2786 return DoJob::OK;
2787 }
2788 return DoJob::CONT;
2789 }
2790
2791
2792 }
2793
2794 virtual int operator() ( void * n )
2795 {
2796 current ++;
2797 if( current == static_cast<int>(row))
2798 {
2799 ret = new wxDataViewTreeNode( parent ) ;
2800 ret->SetItem( wxDataViewItem( n ));
2801 ret->SetHasChildren(false);
2802 return DoJob::OK;
2803 }
2804
2805 return DoJob::CONT;
2806 }
2807 wxDataViewTreeNode * GetResult(){ return ret; }
2808 private:
2809 unsigned int row;
2810 int current ;
2811 wxDataViewTreeNode * ret;
2812 wxDataViewTreeNode * parent ;
2813 };
2814
2815
2816 wxDataViewTreeNode * wxDataViewMainWindow::GetTreeNodeByRow(unsigned int row)
2817 {
2818 RowToTreeNodeJob job( row , -2, m_root );
2819 Walker( m_root , job );
2820 return job.GetResult();
2821 }
2822
2823 wxDataViewEvent wxDataViewMainWindow::SendExpanderEvent( wxEventType type, const wxDataViewItem & item )
2824 {
2825 wxWindow *parent = GetParent();
2826 wxDataViewEvent le(type, parent->GetId());
2827
2828 le.SetEventObject(parent);
2829 le.SetModel(GetOwner()->GetModel());
2830 le.SetItem( item );
2831
2832 parent->GetEventHandler()->ProcessEvent(le);
2833 return le;
2834 }
2835
2836 void wxDataViewMainWindow::OnExpanding( unsigned int row )
2837 {
2838 wxDataViewTreeNode * node = GetTreeNodeByRow(row);
2839 if( node != NULL )
2840 {
2841 if( node->HasChildren())
2842 {
2843 if( !node->IsOpen())
2844 {
2845 wxDataViewEvent e = SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDING,node->GetItem());
2846 //Check if the user prevent expanding
2847 if( e.GetSkipped() )
2848 return;
2849
2850 node->ToggleOpen();
2851 //Here I build the children of current node
2852 if( node->GetChildrenNumber() == 0 )
2853 BuildTreeHelper(GetOwner()->GetModel(), node->GetItem(), node);
2854 m_count = -1;
2855 UpdateDisplay();
2856 //Send the expanded event
2857 SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDED,node->GetItem());
2858 }
2859 else
2860 {
2861 SelectRow( row, false );
2862 SelectRow( row + 1, true );
2863 ChangeCurrentRow( row + 1 );
2864 }
2865 }
2866 else
2867 delete node;
2868 }
2869 }
2870
2871 void wxDataViewMainWindow::OnCollapsing(unsigned int row)
2872 {
2873 wxDataViewTreeNode * node = GetTreeNodeByRow(row);
2874 if( node != NULL )
2875 {
2876 wxDataViewTreeNode * nd = node;
2877
2878 if( node->HasChildren() && node->IsOpen() )
2879 {
2880 wxDataViewEvent e = SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSING,node->GetItem());
2881 if( e.GetSkipped() )
2882 return;
2883 node->ToggleOpen();
2884 m_count = -1;
2885 UpdateDisplay();
2886 SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSED,nd->GetItem());
2887 }
2888 else
2889 {
2890 node = node->GetParent();
2891 if( node != NULL )
2892 {
2893 int parent = GetRowByItem( node->GetItem() ) ;
2894 if( parent >= 0 )
2895 {
2896 SelectRow( row, false);
2897 SelectRow(parent , true );
2898 ChangeCurrentRow( parent );
2899 }
2900 }
2901 }
2902 if( !nd->HasChildren())
2903 delete nd;
2904 }
2905 }
2906
2907 wxDataViewTreeNode * wxDataViewMainWindow::FindNode( const wxDataViewItem & item )
2908 {
2909 wxDataViewModel * model = GetOwner()->GetModel();
2910 if( model == NULL )
2911 return NULL;
2912
2913 //Compose the a parent-chain of the finding item
2914 ItemList list;
2915 list.DeleteContents( true );
2916 wxDataViewItem it( item );
2917 while( it.IsOk() )
2918 {
2919 wxDataViewItem * pItem = new wxDataViewItem( it );
2920 list.Insert( pItem );
2921 it = model->GetParent( it );
2922 }
2923
2924 //Find the item along the parent-chain.
2925 //This algorithm is designed to speed up the node-finding method
2926 wxDataViewTreeNode * node = m_root;
2927 for( ItemList::Node * n = list.GetFirst(); n; n = n->GetNext() )
2928 {
2929 if( node->HasChildren() )
2930 {
2931 if( node->GetChildrenNumber() == 0 )
2932 BuildTreeHelper(model, node->GetItem(), node);
2933
2934 wxDataViewTreeNodes nodes = node->GetNodes();
2935 int i = 0;
2936 for (; i < nodes.GetCount(); i ++)
2937 {
2938 if (nodes[i]->GetItem() == *(n->GetData()))
2939 {
2940 node = nodes[i];
2941 break;
2942 }
2943 }
2944 if (i == nodes.GetCount())
2945 return NULL;
2946 }
2947 else
2948 return NULL;
2949 }
2950 return node;
2951 }
2952
2953 void wxDataViewMainWindow::HitTest( const wxPoint & point, wxDataViewItem & item, wxDataViewColumn* &column )
2954 {
2955 wxDataViewColumn *col = NULL;
2956 unsigned int cols = GetOwner()->GetColumnCount();
2957 unsigned int colnum = 0;
2958 unsigned int x_start = 0;
2959 int x, y;
2960 m_owner->CalcUnscrolledPosition( point.x, point.y, &x, &y );
2961 for (x_start = 0; colnum < cols; colnum++)
2962 {
2963 col = GetOwner()->GetColumn(colnum);
2964 if (col->IsHidden())
2965 continue; // skip it!
2966
2967 unsigned int w = col->GetWidth();
2968 if (x_start+w >= (unsigned int)x)
2969 break;
2970
2971 x_start += w;
2972 }
2973
2974 column = col;
2975 item = GetItemByRow( y/m_lineHeight );
2976 }
2977
2978 wxRect wxDataViewMainWindow::GetItemRect( const wxDataViewItem & item, const wxDataViewColumn* column )
2979 {
2980 int row = GetRowByItem(item);
2981 int y = row*m_lineHeight;
2982 int h = m_lineHeight;
2983 int x = 0;
2984 wxDataViewColumn *col = NULL;
2985 for( int i = 0, cols = GetOwner()->GetColumnCount(); i < cols; i ++ )
2986 {
2987 col = GetOwner()->GetColumn( i );
2988 x += col->GetWidth();
2989 if( GetOwner()->GetColumn(i+1) == column )
2990 break;
2991 }
2992 int w = col->GetWidth();
2993 m_owner->CalcScrolledPosition( x, y, &x, &y );
2994 return wxRect(x, y, w, h);
2995 }
2996
2997 int wxDataViewMainWindow::RecalculateCount()
2998 {
2999 return m_root->GetSubTreeCount();
3000 }
3001
3002 class ItemToRowJob : public DoJob
3003 {
3004 public:
3005 ItemToRowJob(const wxDataViewItem & item, ItemList::Node * node )
3006 { this->item = item ; ret = -1 ; nd = node ; }
3007 virtual ~ItemToRowJob(){};
3008
3009 //Maybe binary search will help to speed up this process
3010 virtual int operator() ( wxDataViewTreeNode * node)
3011 {
3012 ret ++;
3013 if( node->GetItem() == item )
3014 {
3015 return DoJob::OK;
3016 }
3017
3018 if( nd && node->GetItem() == *(nd->GetData()))
3019 {
3020 nd = nd->GetNext();
3021 return DoJob::CONT;
3022 }
3023 else
3024 {
3025 ret += node->GetSubTreeCount();
3026 return DoJob::IGR;
3027 }
3028
3029 }
3030
3031 virtual int operator() ( void * n )
3032 {
3033 ret ++;
3034 if( n == item.GetID() )
3035 return DoJob::OK;
3036 return DoJob::CONT;
3037 }
3038 //the row number is begin from zero
3039 int GetResult(){ return ret -1 ; }
3040 private:
3041 ItemList::Node * nd;
3042 wxDataViewItem item;
3043 int ret;
3044
3045 };
3046
3047 int wxDataViewMainWindow::GetRowByItem(const wxDataViewItem & item)
3048 {
3049 wxDataViewModel * model = GetOwner()->GetModel();
3050 if( model == NULL )
3051 return -1;
3052
3053 if( !item.IsOk() )
3054 return -1;
3055
3056 //Compose the a parent-chain of the finding item
3057 ItemList list;
3058 wxDataViewItem * pItem = NULL;
3059 list.DeleteContents( true );
3060 wxDataViewItem it( item );
3061 while( it.IsOk() )
3062 {
3063 pItem = new wxDataViewItem( it );
3064 list.Insert( pItem );
3065 it = model->GetParent( it );
3066 }
3067 pItem = new wxDataViewItem( );
3068 list.Insert( pItem );
3069
3070 ItemToRowJob job( item, list.GetFirst() );
3071 Walker(m_root , job );
3072 return job.GetResult();
3073 }
3074
3075 void BuildTreeHelper( wxDataViewModel * model, wxDataViewItem & item, wxDataViewTreeNode * node)
3076 {
3077 if( !model->IsContainer( item ) )
3078 return ;
3079
3080 wxDataViewItem i = model->GetFirstChild( item );
3081 int num = 0;
3082 while( i.IsOk() )
3083 {
3084 num ++;
3085 if( model->IsContainer( i ) )
3086 {
3087 wxDataViewTreeNode * n = new wxDataViewTreeNode( node );
3088 n->SetItem(i);
3089 n->SetHasChildren( true ) ;
3090 node->AddNode( n );
3091 }
3092 else
3093 {
3094 node->AddLeaf( i.GetID() );
3095 }
3096 i = model->GetNextSibling( i );
3097 }
3098 node->SetSubTreeCount( num );
3099 wxDataViewTreeNode * n = node->GetParent();
3100 if( n != NULL)
3101 n->ChangeSubTreeCount(num);
3102
3103 }
3104
3105 void wxDataViewMainWindow::BuildTree(wxDataViewModel * model)
3106 {
3107 //First we define a invalid item to fetch the top-level elements
3108 wxDataViewItem item;
3109 SortPrepare();
3110 BuildTreeHelper( model, item, m_root);
3111 m_count = -1 ;
3112 }
3113
3114 void DestroyTreeHelper( wxDataViewTreeNode * node )
3115 {
3116 if( node->GetNodeNumber() != 0 )
3117 {
3118 int len = node->GetNodeNumber();
3119 int i = 0 ;
3120 wxDataViewTreeNodes nodes = node->GetNodes();
3121 for( ; i < len; i ++ )
3122 {
3123 DestroyTreeHelper(nodes[i]);
3124 }
3125 }
3126 delete node;
3127 }
3128
3129 void wxDataViewMainWindow::DestroyTree()
3130 {
3131 DestroyTreeHelper(m_root);
3132 m_root->SetSubTreeCount(0);
3133 m_count = 0 ;
3134 }
3135
3136 void wxDataViewMainWindow::OnChar( wxKeyEvent &event )
3137 {
3138 if (event.GetKeyCode() == WXK_TAB)
3139 {
3140 wxNavigationKeyEvent nevent;
3141 nevent.SetWindowChange( event.ControlDown() );
3142 nevent.SetDirection( !event.ShiftDown() );
3143 nevent.SetEventObject( GetParent()->GetParent() );
3144 nevent.SetCurrentFocus( m_parent );
3145 if (GetParent()->GetParent()->GetEventHandler()->ProcessEvent( nevent ))
3146 return;
3147 }
3148
3149 // no item -> nothing to do
3150 if (!HasCurrentRow())
3151 {
3152 event.Skip();
3153 return;
3154 }
3155
3156 // don't use m_linesPerPage directly as it might not be computed yet
3157 const int pageSize = GetCountPerPage();
3158 wxCHECK_RET( pageSize, _T("should have non zero page size") );
3159
3160 switch ( event.GetKeyCode() )
3161 {
3162 case WXK_UP:
3163 if ( m_currentRow > 0 )
3164 OnArrowChar( m_currentRow - 1, event );
3165 break;
3166
3167 case WXK_DOWN:
3168 if ( m_currentRow < GetRowCount() - 1 )
3169 OnArrowChar( m_currentRow + 1, event );
3170 break;
3171 //Add the process for tree expanding/collapsing
3172 case WXK_LEFT:
3173 OnCollapsing(m_currentRow);
3174 break;
3175 case WXK_RIGHT:
3176 OnExpanding( m_currentRow);
3177 break;
3178 case WXK_END:
3179 if (!IsEmpty())
3180 OnArrowChar( GetRowCount() - 1, event );
3181 break;
3182
3183 case WXK_HOME:
3184 if (!IsEmpty())
3185 OnArrowChar( 0, event );
3186 break;
3187
3188 case WXK_PAGEUP:
3189 {
3190 int steps = pageSize - 1;
3191 int index = m_currentRow - steps;
3192 if (index < 0)
3193 index = 0;
3194
3195 OnArrowChar( index, event );
3196 }
3197 break;
3198
3199 case WXK_PAGEDOWN:
3200 {
3201 int steps = pageSize - 1;
3202 unsigned int index = m_currentRow + steps;
3203 unsigned int count = GetRowCount();
3204 if ( index >= count )
3205 index = count - 1;
3206
3207 OnArrowChar( index, event );
3208 }
3209 break;
3210
3211 default:
3212 event.Skip();
3213 }
3214 }
3215
3216 void wxDataViewMainWindow::OnMouse( wxMouseEvent &event )
3217 {
3218 if (event.GetEventType() == wxEVT_MOUSEWHEEL)
3219 {
3220 // let the base handle mouse wheel events.
3221 event.Skip();
3222 return;
3223 }
3224
3225 int x = event.GetX();
3226 int y = event.GetY();
3227 m_owner->CalcUnscrolledPosition( x, y, &x, &y );
3228
3229 wxDataViewColumn *col = NULL;
3230
3231 int xpos = 0;
3232 unsigned int cols = GetOwner()->GetColumnCount();
3233 unsigned int i;
3234 for (i = 0; i < cols; i++)
3235 {
3236 wxDataViewColumn *c = GetOwner()->GetColumn( i );
3237 if (c->IsHidden())
3238 continue; // skip it!
3239
3240 if (x < xpos + c->GetWidth())
3241 {
3242 col = c;
3243 break;
3244 }
3245 xpos += c->GetWidth();
3246 }
3247 if (!col)
3248 return;
3249 wxDataViewRenderer *cell = col->GetRenderer();
3250
3251 unsigned int current = y / m_lineHeight;
3252
3253 if ((current > GetRowCount()) || (x > GetEndOfLastCol()))
3254 {
3255 // Unselect all if below the last row ?
3256 return;
3257 }
3258
3259 wxDataViewModel *model = GetOwner()->GetModel();
3260
3261 if (event.Dragging())
3262 {
3263 if (m_dragCount == 0)
3264 {
3265 // we have to report the raw, physical coords as we want to be
3266 // able to call HitTest(event.m_pointDrag) from the user code to
3267 // get the item being dragged
3268 m_dragStart = event.GetPosition();
3269 }
3270
3271 m_dragCount++;
3272
3273 if (m_dragCount != 3)
3274 return;
3275
3276 if (event.LeftIsDown())
3277 {
3278 // Notify cell about drag
3279 }
3280 return;
3281 }
3282 else
3283 {
3284 m_dragCount = 0;
3285 }
3286
3287 bool forceClick = false;
3288
3289 if (event.ButtonDClick())
3290 {
3291 m_renameTimer->Stop();
3292 m_lastOnSame = false;
3293 }
3294
3295 if (event.LeftDClick())
3296 {
3297 if ( current == m_lineLastClicked )
3298 {
3299 if (cell->GetMode() == wxDATAVIEW_CELL_ACTIVATABLE)
3300 {
3301 wxDataViewItem item = GetItemByRow(current);
3302 wxVariant value;
3303 model->GetValue( value, item, col->GetModelColumn() );
3304 cell->SetValue( value );
3305 wxRect cell_rect( xpos, current * m_lineHeight,
3306 col->GetWidth(), m_lineHeight );
3307 cell->Activate( cell_rect, model, item, col->GetModelColumn() );
3308
3309 wxWindow *parent = GetParent();
3310 wxDataViewEvent le(wxEVT_COMMAND_DATAVIEW_ITEM_ACTIVATED, parent->GetId());
3311
3312 le.SetEventObject(parent);
3313 le.SetColumn(col->GetModelColumn());
3314 le.SetDataViewColumn(col);
3315 le.SetModel(GetOwner()->GetModel());
3316
3317 parent->GetEventHandler()->ProcessEvent(le);
3318 }
3319 return;
3320 }
3321 else
3322 {
3323 // The first click was on another item, so don't interpret this as
3324 // a double click, but as a simple click instead
3325 forceClick = true;
3326 }
3327 }
3328
3329 if (event.LeftUp())
3330 {
3331 if (m_lineSelectSingleOnUp != (unsigned int)-1)
3332 {
3333 // select single line
3334 SelectAllRows( false );
3335 SelectRow( m_lineSelectSingleOnUp, true );
3336 }
3337
3338 //Process the event of user clicking the expander
3339 bool expander = false;
3340 wxDataViewTreeNode * node = GetTreeNodeByRow(current);
3341 if( node!=NULL && node->HasChildren() )
3342 {
3343 int indent = node->GetIndentLevel();
3344 indent = GetOwner()->GetIndent()*indent;
3345 wxRect rect( xpos + indent + EXPANDER_MARGIN, current * m_lineHeight + EXPANDER_MARGIN, m_lineHeight-2*EXPANDER_MARGIN,m_lineHeight-2*EXPANDER_MARGIN);
3346 if( rect.Contains( x, y) )
3347 {
3348 expander = true;
3349 if( node->IsOpen() )
3350 OnCollapsing(current);
3351 else
3352 OnExpanding( current );
3353 }
3354 }
3355
3356 //If the user click the expander, we do not do editing even if the column with expander are editable
3357 if (m_lastOnSame && !expander )
3358 {
3359 if ((col == m_currentCol) && (current == m_currentRow) &&
3360 (cell->GetMode() == wxDATAVIEW_CELL_EDITABLE) )
3361 {
3362 m_renameTimer->Start( 100, true );
3363 }
3364 }
3365
3366 m_lastOnSame = false;
3367 m_lineSelectSingleOnUp = (unsigned int)-1;
3368 }
3369 else
3370 {
3371 // This is necessary, because after a DnD operation in
3372 // from and to ourself, the up event is swallowed by the
3373 // DnD code. So on next non-up event (which means here and
3374 // now) m_lineSelectSingleOnUp should be reset.
3375 m_lineSelectSingleOnUp = (unsigned int)-1;
3376 }
3377
3378 if (event.RightDown())
3379 {
3380 m_lineBeforeLastClicked = m_lineLastClicked;
3381 m_lineLastClicked = current;
3382
3383 // If the item is already selected, do not update the selection.
3384 // Multi-selections should not be cleared if a selected item is clicked.
3385 if (!IsRowSelected(current))
3386 {
3387 SelectAllRows(false);
3388 ChangeCurrentRow(current);
3389 SelectRow(m_currentRow,true);
3390 }
3391
3392 // notify cell about right click
3393 // cell->...
3394
3395 // Allow generation of context menu event
3396 event.Skip();
3397 }
3398 else if (event.MiddleDown())
3399 {
3400 // notify cell about middle click
3401 // cell->...
3402 }
3403 if (event.LeftDown() || forceClick)
3404 {
3405 SetFocus();
3406
3407 m_lineBeforeLastClicked = m_lineLastClicked;
3408 m_lineLastClicked = current;
3409
3410 unsigned int oldCurrentRow = m_currentRow;
3411 bool oldWasSelected = IsRowSelected(m_currentRow);
3412
3413 bool cmdModifierDown = event.CmdDown();
3414 if ( IsSingleSel() || !(cmdModifierDown || event.ShiftDown()) )
3415 {
3416 if ( IsSingleSel() || !IsRowSelected(current) )
3417 {
3418 SelectAllRows( false );
3419
3420 ChangeCurrentRow(current);
3421
3422 SelectRow(m_currentRow,true);
3423 }
3424 else // multi sel & current is highlighted & no mod keys
3425 {
3426 m_lineSelectSingleOnUp = current;
3427 ChangeCurrentRow(current); // change focus
3428 }
3429 }
3430 else // multi sel & either ctrl or shift is down
3431 {
3432 if (cmdModifierDown)
3433 {
3434 ChangeCurrentRow(current);
3435
3436 ReverseRowSelection(m_currentRow);
3437 }
3438 else if (event.ShiftDown())
3439 {
3440 ChangeCurrentRow(current);
3441
3442 unsigned int lineFrom = oldCurrentRow,
3443 lineTo = current;
3444
3445 if ( lineTo < lineFrom )
3446 {
3447 lineTo = lineFrom;
3448 lineFrom = m_currentRow;
3449 }
3450
3451 SelectRows(lineFrom, lineTo, true);
3452 }
3453 else // !ctrl, !shift
3454 {
3455 // test in the enclosing if should make it impossible
3456 wxFAIL_MSG( _T("how did we get here?") );
3457 }
3458 }
3459
3460 if (m_currentRow != oldCurrentRow)
3461 RefreshRow( oldCurrentRow );
3462
3463 wxDataViewColumn *oldCurrentCol = m_currentCol;
3464
3465 // Update selection here...
3466 m_currentCol = col;
3467
3468 m_lastOnSame = !forceClick && ((col == oldCurrentCol) &&
3469 (current == oldCurrentRow)) && oldWasSelected;
3470 }
3471 }
3472
3473 void wxDataViewMainWindow::OnSetFocus( wxFocusEvent &event )
3474 {
3475 m_hasFocus = true;
3476
3477 if (HasCurrentRow())
3478 Refresh();
3479
3480 event.Skip();
3481 }
3482
3483 void wxDataViewMainWindow::OnKillFocus( wxFocusEvent &event )
3484 {
3485 m_hasFocus = false;
3486
3487 if (HasCurrentRow())
3488 Refresh();
3489
3490 event.Skip();
3491 }
3492
3493 wxDataViewItem wxDataViewMainWindow::GetSelection() const
3494 {
3495 if( m_selection.GetCount() != 1 )
3496 return wxDataViewItem();
3497
3498 return GetItemByRow( m_selection.Item(0));
3499 }
3500
3501 //-----------------------------------------------------------------------------
3502 // wxDataViewCtrl
3503 //-----------------------------------------------------------------------------
3504 WX_DEFINE_LIST(wxDataViewColumnList);
3505
3506 IMPLEMENT_DYNAMIC_CLASS(wxDataViewCtrl, wxDataViewCtrlBase)
3507
3508 BEGIN_EVENT_TABLE(wxDataViewCtrl, wxDataViewCtrlBase)
3509 EVT_SIZE(wxDataViewCtrl::OnSize)
3510 END_EVENT_TABLE()
3511
3512 wxDataViewCtrl::~wxDataViewCtrl()
3513 {
3514 if (m_notifier)
3515 GetModel()->RemoveNotifier( m_notifier );
3516 }
3517
3518 void wxDataViewCtrl::Init()
3519 {
3520 m_notifier = NULL;
3521 }
3522
3523 bool wxDataViewCtrl::Create(wxWindow *parent, wxWindowID id,
3524 const wxPoint& pos, const wxSize& size,
3525 long style, const wxValidator& validator )
3526 {
3527 if (!wxControl::Create( parent, id, pos, size,
3528 style | wxScrolledWindowStyle|wxSUNKEN_BORDER, validator))
3529 return false;
3530
3531 Init();
3532
3533 #ifdef __WXMAC__
3534 MacSetClipChildren( true ) ;
3535 #endif
3536
3537 m_clientArea = new wxDataViewMainWindow( this, wxID_ANY );
3538
3539 if (HasFlag(wxDV_NO_HEADER))
3540 m_headerArea = NULL;
3541 else
3542 m_headerArea = new wxDataViewHeaderWindow( this, wxID_ANY );
3543
3544 SetTargetWindow( m_clientArea );
3545
3546 wxBoxSizer *sizer = new wxBoxSizer( wxVERTICAL );
3547 if (m_headerArea)
3548 sizer->Add( m_headerArea, 0, wxGROW );
3549 sizer->Add( m_clientArea, 1, wxGROW );
3550 SetSizer( sizer );
3551
3552 return true;
3553 }
3554
3555 #ifdef __WXMSW__
3556 WXLRESULT wxDataViewCtrl::MSWWindowProc(WXUINT nMsg,
3557 WXWPARAM wParam,
3558 WXLPARAM lParam)
3559 {
3560 WXLRESULT rc = wxDataViewCtrlBase::MSWWindowProc(nMsg, wParam, lParam);
3561
3562 #ifndef __WXWINCE__
3563 // we need to process arrows ourselves for scrolling
3564 if ( nMsg == WM_GETDLGCODE )
3565 {
3566 rc |= DLGC_WANTARROWS;
3567 }
3568 #endif
3569
3570 return rc;
3571 }
3572 #endif
3573
3574 void wxDataViewCtrl::OnSize( wxSizeEvent &WXUNUSED(event) )
3575 {
3576 // We need to override OnSize so that our scrolled
3577 // window a) does call Layout() to use sizers for
3578 // positioning the controls but b) does not query
3579 // the sizer for their size and use that for setting
3580 // the scrollable area as set that ourselves by
3581 // calling SetScrollbar() further down.
3582
3583 Layout();
3584
3585 AdjustScrollbars();
3586 }
3587
3588 bool wxDataViewCtrl::AssociateModel( wxDataViewModel *model )
3589 {
3590 if (!wxDataViewCtrlBase::AssociateModel( model ))
3591 return false;
3592
3593 m_notifier = new wxGenericDataViewModelNotifier( m_clientArea );
3594
3595 model->AddNotifier( m_notifier );
3596
3597 m_clientArea->BuildTree(model);
3598
3599 m_clientArea->UpdateDisplay();
3600
3601 return true;
3602 }
3603
3604 bool wxDataViewCtrl::AppendColumn( wxDataViewColumn *col )
3605 {
3606 if (!wxDataViewCtrlBase::AppendColumn(col))
3607 return false;
3608
3609 m_cols.Append( col );
3610 OnColumnChange();
3611 return true;
3612 }
3613
3614 void wxDataViewCtrl::OnColumnChange()
3615 {
3616 if (m_headerArea)
3617 m_headerArea->UpdateDisplay();
3618
3619 m_clientArea->UpdateDisplay();
3620 }
3621
3622 void wxDataViewCtrl::DoSetExpanderColumn()
3623 {
3624 m_clientArea->UpdateDisplay();
3625 }
3626
3627 void wxDataViewCtrl::DoSetIndent()
3628 {
3629 m_clientArea->UpdateDisplay();
3630 }
3631
3632 unsigned int wxDataViewCtrl::GetColumnCount() const
3633 {
3634 return m_cols.GetCount();
3635 }
3636
3637 wxDataViewColumn* wxDataViewCtrl::GetColumn( unsigned int pos ) const
3638 {
3639 wxDataViewColumnList::const_iterator iter;
3640 int i = 0;
3641 for (iter = m_cols.begin(); iter!=m_cols.end(); iter++)
3642 {
3643 if (i == pos)
3644 return *iter;
3645
3646 if ((*iter)->IsHidden())
3647 continue;
3648 i ++;
3649 }
3650 return NULL;
3651 }
3652
3653 bool wxDataViewCtrl::DeleteColumn( wxDataViewColumn *column )
3654 {
3655 wxDataViewColumnList::Node * ret = m_cols.Find( column );
3656 if (ret == NULL)
3657 return false;
3658
3659 m_cols.Erase(ret);
3660 delete column;
3661 OnColumnChange();
3662
3663 return true;
3664 }
3665
3666 bool wxDataViewCtrl::ClearColumns()
3667 {
3668 m_cols.clear();
3669 OnColumnChange();
3670 return true;
3671 }
3672
3673 //Selection code with wxDataViewItem as parameters
3674 wxDataViewItem wxDataViewCtrl::GetSelection() const
3675 {
3676 return m_clientArea->GetSelection();
3677 }
3678
3679 int wxDataViewCtrl::GetSelections( wxDataViewItemArray & sel ) const
3680 {
3681 sel.Empty();
3682 wxDataViewSelection selection = m_clientArea->GetSelections();
3683 int len = selection.GetCount();
3684 for( int i = 0; i < len; i ++)
3685 {
3686 unsigned int row = selection[i];
3687 sel.Add( m_clientArea->GetItemByRow( row ) );
3688 }
3689 return len;
3690 }
3691
3692 void wxDataViewCtrl::SetSelections( const wxDataViewItemArray & sel )
3693 {
3694 wxDataViewSelection selection(wxDataViewSelectionCmp) ;
3695 int len = sel.GetCount();
3696 for( int i = 0; i < len; i ++ )
3697 {
3698 int row = m_clientArea->GetRowByItem( sel[i] );
3699 if( row >= 0 )
3700 selection.Add( static_cast<unsigned int>(row) );
3701 }
3702 m_clientArea->SetSelections( selection );
3703 }
3704
3705 void wxDataViewCtrl::Select( const wxDataViewItem & item )
3706 {
3707 int row = m_clientArea->GetRowByItem( item );
3708 if( row >= 0 )
3709 {
3710 //Unselect all rows before select another in the single select mode
3711 if (m_clientArea->IsSingleSel())
3712 m_clientArea->SelectAllRows(false);
3713 m_clientArea->SelectRow(row, true);
3714 }
3715 }
3716
3717 void wxDataViewCtrl::Unselect( const wxDataViewItem & item )
3718 {
3719 int row = m_clientArea->GetRowByItem( item );
3720 if( row >= 0 )
3721 m_clientArea->SelectRow(row, false);
3722 }
3723
3724 bool wxDataViewCtrl::IsSelected( const wxDataViewItem & item ) const
3725 {
3726 int row = m_clientArea->GetRowByItem( item );
3727 if( row >= 0 )
3728 {
3729 return m_clientArea->IsRowSelected(row);
3730 }
3731 return false;
3732 }
3733
3734 //Selection code with row number as parameter
3735 int wxDataViewCtrl::GetSelections( wxArrayInt & sel ) const
3736 {
3737 sel.Empty();
3738 wxDataViewSelection selection = m_clientArea->GetSelections();
3739 int len = selection.GetCount();
3740 for( int i = 0; i < len; i ++)
3741 {
3742 unsigned int row = selection[i];
3743 sel.Add( row );
3744 }
3745 return len;
3746 }
3747
3748 void wxDataViewCtrl::SetSelections( const wxArrayInt & sel )
3749 {
3750 wxDataViewSelection selection(wxDataViewSelectionCmp) ;
3751 int len = sel.GetCount();
3752 for( int i = 0; i < len; i ++ )
3753 {
3754 int row = sel[i];
3755 if( row >= 0 )
3756 selection.Add( static_cast<unsigned int>(row) );
3757 }
3758 m_clientArea->SetSelections( selection );
3759 }
3760
3761 void wxDataViewCtrl::Select( int row )
3762 {
3763 if( row >= 0 )
3764 {
3765 if (m_clientArea->IsSingleSel())
3766 m_clientArea->SelectAllRows(false);
3767 m_clientArea->SelectRow( row, true );
3768 }
3769 }
3770
3771 void wxDataViewCtrl::Unselect( int row )
3772 {
3773 if( row >= 0 )
3774 m_clientArea->SelectRow(row, false);
3775 }
3776
3777 bool wxDataViewCtrl::IsSelected( int row ) const
3778 {
3779 if( row >= 0 )
3780 return m_clientArea->IsRowSelected(row);
3781 return false;
3782 }
3783
3784 void wxDataViewCtrl::SelectRange( int from, int to )
3785 {
3786 wxArrayInt sel;
3787 for( int i = from; i < to; i ++ )
3788 sel.Add( i );
3789 m_clientArea->Select(sel);
3790 }
3791
3792 void wxDataViewCtrl::UnselectRange( int from, int to )
3793 {
3794 wxDataViewSelection sel = m_clientArea->GetSelections();
3795 for( int i = from; i < to; i ++ )
3796 if( sel.Index( i ) != wxNOT_FOUND )
3797 sel.Remove( i );
3798 m_clientArea->SetSelections(sel);
3799 }
3800
3801 void wxDataViewCtrl::SelectAll()
3802 {
3803 m_clientArea->SelectAllRows(true);
3804 }
3805
3806 void wxDataViewCtrl::UnselectAll()
3807 {
3808 m_clientArea->SelectAllRows(false);
3809 }
3810
3811 void wxDataViewCtrl::EnsureVisible( int row, int column )
3812 {
3813 if( row < 0 )
3814 row = 0;
3815 if( row > m_clientArea->GetRowCount() )
3816 row = m_clientArea->GetRowCount();
3817
3818 int first = m_clientArea->GetFirstVisibleRow();
3819 int last = m_clientArea->GetLastVisibleRow();
3820 if( row < first )
3821 m_clientArea->ScrollTo( row, column );
3822 else if( row > last )
3823 m_clientArea->ScrollTo( row - last + first, column );
3824 else
3825 m_clientArea->ScrollTo( first, column );
3826 }
3827
3828 void wxDataViewCtrl::EnsureVisible( const wxDataViewItem & item, const wxDataViewColumn * column )
3829 {
3830 int row = m_clientArea->GetRowByItem(item);
3831 if( row >= 0 )
3832 {
3833 if( column == NULL )
3834 return EnsureVisible(row, -1);
3835 else
3836 {
3837 int col = 0;
3838 int len = GetColumnCount();
3839 for( int i = 0; i < len; i ++ )
3840 if( GetColumn(i) == column )
3841 {
3842 col = i;
3843 break;
3844 }
3845 EnsureVisible( row, col );
3846 }
3847 }
3848
3849 }
3850
3851 void wxDataViewCtrl::HitTest( const wxPoint & point, wxDataViewItem & item, wxDataViewColumn* &column ) const
3852 {
3853 m_clientArea->HitTest(point, item, column);
3854 }
3855
3856 wxRect wxDataViewCtrl::GetItemRect( const wxDataViewItem & item, const wxDataViewColumn* column ) const
3857 {
3858 return m_clientArea->GetItemRect(item, column);
3859 }
3860
3861 wxDataViewItem wxDataViewCtrl::GetItemByRow( unsigned int row ) const
3862 {
3863 return m_clientArea->GetItemByRow( row );
3864 }
3865
3866 int wxDataViewCtrl::GetRowByItem( const wxDataViewItem & item ) const
3867 {
3868 return m_clientArea->GetRowByItem( item );
3869 }
3870
3871 void wxDataViewCtrl::Expand( const wxDataViewItem & item )
3872 {
3873 int row = m_clientArea->GetRowByItem( item );
3874 if (row != -1)
3875 m_clientArea->Expand(row);
3876 }
3877
3878 void wxDataViewCtrl::Collapse( const wxDataViewItem & item )
3879 {
3880 int row = m_clientArea->GetRowByItem( item );
3881 if (row != -1)
3882 m_clientArea->Collapse(row);
3883 }
3884
3885 #endif
3886 // !wxUSE_GENERICDATAVIEWCTRL
3887
3888 #endif
3889 // wxUSE_DATAVIEWCTRL
wxWidgets (Impactor)