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[wxWidgets.git] / src / generic / datavgen.cpp
1 /////////////////////////////////////////////////////////////////////////////
2 // Name: src/generic/datavgen.cpp
3 // Purpose: wxDataViewCtrl generic implementation
4 // Author: Robert Roebling
5 // Id: $Id$
6 // Copyright: (c) 1998 Robert Roebling
7 // Licence: wxWindows licence
8 /////////////////////////////////////////////////////////////////////////////
9
10 // For compilers that support precompilation, includes "wx.h".
11 #include "wx/wxprec.h"
12
13 #ifdef __BORLANDC__
14 #pragma hdrstop
15 #endif
16
17 #if wxUSE_DATAVIEWCTRL
18
19 #include "wx/dataview.h"
20
21 #ifdef wxUSE_GENERICDATAVIEWCTRL
22
23 #ifndef WX_PRECOMP
24 #ifdef __WXMSW__
25 #include "wx/msw/wrapwin.h"
26 #endif
27 #include "wx/sizer.h"
28 #include "wx/log.h"
29 #include "wx/dcclient.h"
30 #include "wx/timer.h"
31 #include "wx/settings.h"
32 #include "wx/msgdlg.h"
33 #endif
34
35 #include "wx/stockitem.h"
36 #include "wx/calctrl.h"
37 #include "wx/popupwin.h"
38 #include "wx/renderer.h"
39 #include "wx/dcbuffer.h"
40 #include "wx/icon.h"
41
42 //-----------------------------------------------------------------------------
43 // classes
44 //-----------------------------------------------------------------------------
45
46 class wxDataViewCtrl;
47
48 //-----------------------------------------------------------------------------
49 // wxDataViewHeaderWindow
50 //-----------------------------------------------------------------------------
51
52 class wxDataViewHeaderWindow: public wxWindow
53 {
54 public:
55 wxDataViewHeaderWindow( wxDataViewCtrl *parent,
56 wxWindowID id,
57 const wxPoint &pos = wxDefaultPosition,
58 const wxSize &size = wxDefaultSize,
59 const wxString &name = wxT("wxdataviewctrlheaderwindow") );
60 virtual ~wxDataViewHeaderWindow();
61
62 void SetOwner( wxDataViewCtrl* owner ) { m_owner = owner; }
63 wxDataViewCtrl *GetOwner() { return m_owner; }
64
65 void OnPaint( wxPaintEvent &event );
66 void OnMouse( wxMouseEvent &event );
67 void OnSetFocus( wxFocusEvent &event );
68
69 private:
70 wxDataViewCtrl *m_owner;
71 wxCursor *m_resizeCursor;
72
73 private:
74 DECLARE_DYNAMIC_CLASS(wxDataViewHeaderWindow)
75 DECLARE_EVENT_TABLE()
76 };
77
78 //-----------------------------------------------------------------------------
79 // wxDataViewRenameTimer
80 //-----------------------------------------------------------------------------
81
82 class wxDataViewRenameTimer: public wxTimer
83 {
84 private:
85 wxDataViewMainWindow *m_owner;
86
87 public:
88 wxDataViewRenameTimer( wxDataViewMainWindow *owner );
89 void Notify();
90 };
91
92 //-----------------------------------------------------------------------------
93 // wxDataViewTextCtrlWrapper: wraps a wxTextCtrl for inline editing
94 //-----------------------------------------------------------------------------
95
96 class wxDataViewTextCtrlWrapper : public wxEvtHandler
97 {
98 public:
99 // NB: text must be a valid object but not Create()d yet
100 wxDataViewTextCtrlWrapper( wxDataViewMainWindow *owner,
101 wxTextCtrl *text,
102 wxDataViewListModel *model,
103 unsigned int col, unsigned int row,
104 wxRect cellLabel );
105
106 wxTextCtrl *GetText() const { return m_text; }
107
108 void AcceptChangesAndFinish();
109
110 protected:
111 void OnChar( wxKeyEvent &event );
112 void OnKeyUp( wxKeyEvent &event );
113 void OnKillFocus( wxFocusEvent &event );
114
115 bool AcceptChanges();
116 void Finish();
117
118 private:
119 wxDataViewMainWindow *m_owner;
120 wxTextCtrl *m_text;
121 wxString m_startValue;
122 wxDataViewListModel *m_model;
123 unsigned int m_col;
124 unsigned int m_row;
125 bool m_finished;
126 bool m_aboutToFinish;
127
128 DECLARE_EVENT_TABLE()
129 };
130
131 //-----------------------------------------------------------------------------
132 // wxDataViewMainWindow
133 //-----------------------------------------------------------------------------
134
135 WX_DEFINE_SORTED_USER_EXPORTED_ARRAY_SIZE_T(unsigned int, wxDataViewSelection, WXDLLIMPEXP_ADV);
136
137 class wxDataViewMainWindow: public wxWindow
138 {
139 public:
140 wxDataViewMainWindow( wxDataViewCtrl *parent,
141 wxWindowID id,
142 const wxPoint &pos = wxDefaultPosition,
143 const wxSize &size = wxDefaultSize,
144 const wxString &name = wxT("wxdataviewctrlmainwindow") );
145 virtual ~wxDataViewMainWindow();
146
147 // notifications from wxDataViewListModel
148 bool RowAppended();
149 bool RowPrepended();
150 bool RowInserted( unsigned int before );
151 bool RowDeleted( unsigned int row );
152 bool RowChanged( unsigned int row );
153 bool ValueChanged( unsigned int col, unsigned int row );
154 bool RowsReordered( unsigned int *new_order );
155 bool Cleared();
156
157 void SetOwner( wxDataViewCtrl* owner ) { m_owner = owner; }
158 wxDataViewCtrl *GetOwner() { return m_owner; }
159
160 void OnPaint( wxPaintEvent &event );
161 void OnArrowChar(unsigned int newCurrent, const wxKeyEvent& event);
162 void OnChar( wxKeyEvent &event );
163 void OnMouse( wxMouseEvent &event );
164 void OnSetFocus( wxFocusEvent &event );
165 void OnKillFocus( wxFocusEvent &event );
166
167 void UpdateDisplay();
168 void RecalculateDisplay();
169 void OnInternalIdle();
170
171 void OnRenameTimer();
172 void FinishEditing( wxTextCtrl *text );
173
174 void ScrollWindow( int dx, int dy, const wxRect *rect );
175
176 bool HasCurrentRow() { return m_currentRow != (unsigned int)-1; }
177 void ChangeCurrentRow( unsigned int row );
178
179 bool IsSingleSel() const { return !GetParent()->HasFlag(wxDV_MULTIPLE); };
180 bool IsEmpty() { return GetRowCount() == 0; }
181
182 int GetCountPerPage();
183 int GetEndOfLastCol();
184 unsigned int GetFirstVisibleRow();
185 unsigned int GetLastVisibleRow();
186 unsigned int GetRowCount();
187
188 void SelectAllRows( bool on );
189 void SelectRow( unsigned int row, bool on );
190 void SelectRows( unsigned int from, unsigned int to, bool on );
191 void ReverseRowSelection( unsigned int row );
192 bool IsRowSelected( unsigned int row );
193
194 void RefreshRow( unsigned int row );
195 void RefreshRows( unsigned int from, unsigned int to );
196 void RefreshRowsAfter( unsigned int firstRow );
197
198 private:
199 wxDataViewCtrl *m_owner;
200 int m_lineHeight;
201 bool m_dirty;
202
203 wxDataViewColumn *m_currentCol;
204 unsigned int m_currentRow;
205 wxDataViewSelection m_selection;
206
207 wxDataViewRenameTimer *m_renameTimer;
208 wxDataViewTextCtrlWrapper *m_textctrlWrapper;
209 bool m_lastOnSame;
210
211 bool m_hasFocus;
212
213 int m_dragCount;
214 wxPoint m_dragStart;
215
216 // for double click logic
217 unsigned int m_lineLastClicked,
218 m_lineBeforeLastClicked,
219 m_lineSelectSingleOnUp;
220
221 private:
222 DECLARE_DYNAMIC_CLASS(wxDataViewMainWindow)
223 DECLARE_EVENT_TABLE()
224 };
225
226 // ---------------------------------------------------------
227 // wxGenericDataViewListModelNotifier
228 // ---------------------------------------------------------
229
230 class wxGenericDataViewListModelNotifier: public wxDataViewListModelNotifier
231 {
232 public:
233 wxGenericDataViewListModelNotifier( wxDataViewMainWindow *mainWindow )
234 { m_mainWindow = mainWindow; }
235
236 virtual bool RowAppended()
237 { return m_mainWindow->RowAppended(); }
238 virtual bool RowPrepended()
239 { return m_mainWindow->RowPrepended(); }
240 virtual bool RowInserted( unsigned int before )
241 { return m_mainWindow->RowInserted( before ); }
242 virtual bool RowDeleted( unsigned int row )
243 { return m_mainWindow->RowDeleted( row ); }
244 virtual bool RowChanged( unsigned int row )
245 { return m_mainWindow->RowChanged( row ); }
246 virtual bool ValueChanged( unsigned int col, unsigned int row )
247 { return m_mainWindow->ValueChanged( col, row ); }
248 virtual bool RowsReordered( unsigned int *new_order )
249 { return m_mainWindow->RowsReordered( new_order ); }
250 virtual bool Cleared()
251 { return m_mainWindow->Cleared(); }
252
253 wxDataViewMainWindow *m_mainWindow;
254 };
255
256 // ---------------------------------------------------------
257 // wxDataViewRenderer
258 // ---------------------------------------------------------
259
260 IMPLEMENT_ABSTRACT_CLASS(wxDataViewRenderer, wxDataViewRendererBase)
261
262 wxDataViewRenderer::wxDataViewRenderer( const wxString &varianttype, wxDataViewCellMode mode ) :
263 wxDataViewRendererBase( varianttype, mode )
264 {
265 m_dc = NULL;
266 }
267
268 wxDataViewRenderer::~wxDataViewRenderer()
269 {
270 if (m_dc)
271 delete m_dc;
272 }
273
274 wxDC *wxDataViewRenderer::GetDC()
275 {
276 if (m_dc == NULL)
277 {
278 if (GetOwner() == NULL)
279 return NULL;
280 if (GetOwner()->GetOwner() == NULL)
281 return NULL;
282 m_dc = new wxClientDC( GetOwner()->GetOwner() );
283 }
284
285 return m_dc;
286 }
287
288 // ---------------------------------------------------------
289 // wxDataViewCustomRenderer
290 // ---------------------------------------------------------
291
292 IMPLEMENT_ABSTRACT_CLASS(wxDataViewCustomRenderer, wxDataViewRenderer)
293
294 wxDataViewCustomRenderer::wxDataViewCustomRenderer( const wxString &varianttype,
295 wxDataViewCellMode mode ) :
296 wxDataViewRenderer( varianttype, mode )
297 {
298 }
299
300 // ---------------------------------------------------------
301 // wxDataViewTextRenderer
302 // ---------------------------------------------------------
303
304 IMPLEMENT_CLASS(wxDataViewTextRenderer, wxDataViewCustomRenderer)
305
306 wxDataViewTextRenderer::wxDataViewTextRenderer( const wxString &varianttype, wxDataViewCellMode mode ) :
307 wxDataViewCustomRenderer( varianttype, mode )
308 {
309 }
310
311 bool wxDataViewTextRenderer::SetValue( const wxVariant &value )
312 {
313 m_text = value.GetString();
314
315 return true;
316 }
317
318 bool wxDataViewTextRenderer::GetValue( wxVariant& WXUNUSED(value) )
319 {
320 return false;
321 }
322
323 bool wxDataViewTextRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) )
324 {
325 dc->DrawText( m_text, cell.x, cell.y );
326
327 return true;
328 }
329
330 wxSize wxDataViewTextRenderer::GetSize()
331 {
332 return wxSize(80,20);
333 }
334
335 // ---------------------------------------------------------
336 // wxDataViewBitmapRenderer
337 // ---------------------------------------------------------
338
339 IMPLEMENT_CLASS(wxDataViewBitmapRenderer, wxDataViewCustomRenderer)
340
341 wxDataViewBitmapRenderer::wxDataViewBitmapRenderer( const wxString &varianttype, wxDataViewCellMode mode ) :
342 wxDataViewCustomRenderer( varianttype, mode )
343 {
344 }
345
346 bool wxDataViewBitmapRenderer::SetValue( const wxVariant &value )
347 {
348 if (value.GetType() == wxT("wxBitmap"))
349 m_bitmap << value;
350 if (value.GetType() == wxT("wxIcon"))
351 m_icon << value;
352
353 return true;
354 }
355
356 bool wxDataViewBitmapRenderer::GetValue( wxVariant& WXUNUSED(value) )
357 {
358 return false;
359 }
360
361 bool wxDataViewBitmapRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) )
362 {
363 if (m_bitmap.Ok())
364 dc->DrawBitmap( m_bitmap, cell.x, cell.y );
365 else if (m_icon.Ok())
366 dc->DrawIcon( m_icon, cell.x, cell.y );
367
368 return true;
369 }
370
371 wxSize wxDataViewBitmapRenderer::GetSize()
372 {
373 if (m_bitmap.Ok())
374 return wxSize( m_bitmap.GetWidth(), m_bitmap.GetHeight() );
375 else if (m_icon.Ok())
376 return wxSize( m_icon.GetWidth(), m_icon.GetHeight() );
377
378 return wxSize(16,16);
379 }
380
381 // ---------------------------------------------------------
382 // wxDataViewToggleRenderer
383 // ---------------------------------------------------------
384
385 IMPLEMENT_ABSTRACT_CLASS(wxDataViewToggleRenderer, wxDataViewCustomRenderer)
386
387 wxDataViewToggleRenderer::wxDataViewToggleRenderer( const wxString &varianttype,
388 wxDataViewCellMode mode ) :
389 wxDataViewCustomRenderer( varianttype, mode )
390 {
391 m_toggle = false;
392 }
393
394 bool wxDataViewToggleRenderer::SetValue( const wxVariant &value )
395 {
396 m_toggle = value.GetBool();
397
398 return true;
399 }
400
401 bool wxDataViewToggleRenderer::GetValue( wxVariant &WXUNUSED(value) )
402 {
403 return false;
404 }
405
406 bool wxDataViewToggleRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) )
407 {
408 // User wxRenderer here
409
410 wxRect rect;
411 rect.x = cell.x + cell.width/2 - 10;
412 rect.width = 20;
413 rect.y = cell.y + cell.height/2 - 10;
414 rect.height = 20;
415
416 int flags = 0;
417 if (m_toggle)
418 flags |= wxCONTROL_CHECKED;
419 if (GetMode() != wxDATAVIEW_CELL_ACTIVATABLE)
420 flags |= wxCONTROL_DISABLED;
421
422 wxRendererNative::Get().DrawCheckBox(
423 GetOwner()->GetOwner(),
424 *dc,
425 rect,
426 flags );
427
428 return true;
429 }
430
431 bool wxDataViewToggleRenderer::Activate( wxRect WXUNUSED(cell), wxDataViewListModel *model, unsigned int col, unsigned int row )
432 {
433 bool value = !m_toggle;
434 wxVariant variant = value;
435 model->SetValue( variant, col, row );
436 model->ValueChanged( col, row );
437 return true;
438 }
439
440 wxSize wxDataViewToggleRenderer::GetSize()
441 {
442 return wxSize(20,20);
443 }
444
445 // ---------------------------------------------------------
446 // wxDataViewProgressRenderer
447 // ---------------------------------------------------------
448
449 IMPLEMENT_ABSTRACT_CLASS(wxDataViewProgressRenderer, wxDataViewCustomRenderer)
450
451 wxDataViewProgressRenderer::wxDataViewProgressRenderer( const wxString &label,
452 const wxString &varianttype, wxDataViewCellMode mode ) :
453 wxDataViewCustomRenderer( varianttype, mode )
454 {
455 m_label = label;
456 m_value = 0;
457 }
458
459 wxDataViewProgressRenderer::~wxDataViewProgressRenderer()
460 {
461 }
462
463 bool wxDataViewProgressRenderer::SetValue( const wxVariant &value )
464 {
465 m_value = (long) value;
466
467 if (m_value < 0) m_value = 0;
468 if (m_value > 100) m_value = 100;
469
470 return true;
471 }
472
473 bool wxDataViewProgressRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) )
474 {
475 double pct = (double)m_value / 100.0;
476 wxRect bar = cell;
477 bar.width = (int)(cell.width * pct);
478 dc->SetPen( *wxTRANSPARENT_PEN );
479 dc->SetBrush( *wxBLUE_BRUSH );
480 dc->DrawRectangle( bar );
481
482 dc->SetBrush( *wxTRANSPARENT_BRUSH );
483 dc->SetPen( *wxBLACK_PEN );
484 dc->DrawRectangle( cell );
485
486 return true;
487 }
488
489 wxSize wxDataViewProgressRenderer::GetSize()
490 {
491 return wxSize(40,12);
492 }
493
494 // ---------------------------------------------------------
495 // wxDataViewDateRenderer
496 // ---------------------------------------------------------
497
498 #define wxUSE_DATE_RENDERER_POPUP (wxUSE_CALENDARCTRL && wxUSE_POPUPWIN)
499
500 #if wxUSE_DATE_RENDERER_POPUP
501
502 class wxDataViewDateRendererPopupTransient: public wxPopupTransientWindow
503 {
504 public:
505 wxDataViewDateRendererPopupTransient( wxWindow* parent, wxDateTime *value,
506 wxDataViewListModel *model, unsigned int col, unsigned int row ) :
507 wxPopupTransientWindow( parent, wxBORDER_SIMPLE )
508 {
509 m_model = model;
510 m_col = col;
511 m_row = row;
512 m_cal = new wxCalendarCtrl( this, wxID_ANY, *value );
513 wxBoxSizer *sizer = new wxBoxSizer( wxHORIZONTAL );
514 sizer->Add( m_cal, 1, wxGROW );
515 SetSizer( sizer );
516 sizer->Fit( this );
517 }
518
519 void OnCalendar( wxCalendarEvent &event );
520
521 wxCalendarCtrl *m_cal;
522 wxDataViewListModel *m_model;
523 unsigned int m_col;
524 unsigned int m_row;
525
526 protected:
527 virtual void OnDismiss()
528 {
529 }
530
531 private:
532 DECLARE_EVENT_TABLE()
533 };
534
535 BEGIN_EVENT_TABLE(wxDataViewDateRendererPopupTransient,wxPopupTransientWindow)
536 EVT_CALENDAR( wxID_ANY, wxDataViewDateRendererPopupTransient::OnCalendar )
537 END_EVENT_TABLE()
538
539 void wxDataViewDateRendererPopupTransient::OnCalendar( wxCalendarEvent &event )
540 {
541 wxDateTime date = event.GetDate();
542 wxVariant value = date;
543 m_model->SetValue( value, m_col, m_row );
544 m_model->ValueChanged( m_col, m_row );
545 DismissAndNotify();
546 }
547
548 #endif // wxUSE_DATE_RENDERER_POPUP
549
550 IMPLEMENT_ABSTRACT_CLASS(wxDataViewDateRenderer, wxDataViewCustomRenderer)
551
552 wxDataViewDateRenderer::wxDataViewDateRenderer( const wxString &varianttype,
553 wxDataViewCellMode mode ) :
554 wxDataViewCustomRenderer( varianttype, mode )
555 {
556 }
557
558 bool wxDataViewDateRenderer::SetValue( const wxVariant &value )
559 {
560 m_date = value.GetDateTime();
561
562 return true;
563 }
564
565 bool wxDataViewDateRenderer::Render( wxRect cell, wxDC *dc, int WXUNUSED(state) )
566 {
567 dc->SetFont( GetOwner()->GetOwner()->GetFont() );
568 wxString tmp = m_date.FormatDate();
569 dc->DrawText( tmp, cell.x, cell.y );
570
571 return true;
572 }
573
574 wxSize wxDataViewDateRenderer::GetSize()
575 {
576 wxDataViewCtrl* view = GetOwner()->GetOwner();
577 wxString tmp = m_date.FormatDate();
578 wxCoord x,y,d;
579 view->GetTextExtent( tmp, &x, &y, &d );
580 return wxSize(x,y+d);
581 }
582
583 bool wxDataViewDateRenderer::Activate( wxRect WXUNUSED(cell), wxDataViewListModel *model, unsigned int col, unsigned int row )
584 {
585 wxVariant variant;
586 model->GetValue( variant, col, row );
587 wxDateTime value = variant.GetDateTime();
588
589 #if wxUSE_DATE_RENDERER_POPUP
590 wxDataViewDateRendererPopupTransient *popup = new wxDataViewDateRendererPopupTransient(
591 GetOwner()->GetOwner()->GetParent(), &value, model, col, row );
592 wxPoint pos = wxGetMousePosition();
593 popup->Move( pos );
594 popup->Layout();
595 popup->Popup( popup->m_cal );
596 #else // !wxUSE_DATE_RENDERER_POPUP
597 wxMessageBox(value.Format());
598 #endif // wxUSE_DATE_RENDERER_POPUP/!wxUSE_DATE_RENDERER_POPUP
599 return true;
600 }
601
602 // ---------------------------------------------------------
603 // wxDataViewColumn
604 // ---------------------------------------------------------
605
606 IMPLEMENT_ABSTRACT_CLASS(wxDataViewColumn, wxDataViewColumnBase)
607
608 wxDataViewColumn::wxDataViewColumn( const wxString &title, wxDataViewRenderer *cell, unsigned int model_column,
609 int width, int flags ) :
610 wxDataViewColumnBase( title, cell, model_column, width, flags )
611 {
612 m_width = width;
613 if (m_width < 0)
614 m_width = 80;
615 }
616
617 wxDataViewColumn::wxDataViewColumn( const wxBitmap &bitmap, wxDataViewRenderer *cell, unsigned int model_column,
618 int width, int flags ) :
619 wxDataViewColumnBase( bitmap, cell, model_column, width, flags )
620 {
621 m_width = width;
622 if (m_width < 0)
623 m_width = 30;
624 }
625
626 void wxDataViewColumn::SetAlignment( wxAlignment WXUNUSED(align) )
627 {
628 // TODO
629 }
630
631 void wxDataViewColumn::SetSortable( bool WXUNUSED(sortable) )
632 {
633 // TODO
634 }
635
636 bool wxDataViewColumn::GetSortable()
637 {
638 // TODO
639 return false;
640 }
641
642 void wxDataViewColumn::SetSortOrder( bool WXUNUSED(ascending) )
643 {
644 // TODO
645 }
646
647 bool wxDataViewColumn::IsSortOrderAscending()
648 {
649 // TODO
650 return true;
651 }
652
653
654 wxDataViewColumn::~wxDataViewColumn()
655 {
656 }
657
658 void wxDataViewColumn::SetTitle( const wxString &title )
659 {
660 wxDataViewColumnBase::SetTitle( title );
661
662 }
663
664 void wxDataViewColumn::SetBitmap( const wxBitmap &bitmap )
665 {
666 wxDataViewColumnBase::SetBitmap( bitmap );
667
668 }
669
670 int wxDataViewColumn::GetWidth()
671 {
672 return m_width;
673 }
674
675 //-----------------------------------------------------------------------------
676 // wxDataViewHeaderWindow
677 //-----------------------------------------------------------------------------
678
679 IMPLEMENT_ABSTRACT_CLASS(wxDataViewHeaderWindow, wxWindow)
680
681 BEGIN_EVENT_TABLE(wxDataViewHeaderWindow,wxWindow)
682 EVT_PAINT (wxDataViewHeaderWindow::OnPaint)
683 EVT_MOUSE_EVENTS (wxDataViewHeaderWindow::OnMouse)
684 EVT_SET_FOCUS (wxDataViewHeaderWindow::OnSetFocus)
685 END_EVENT_TABLE()
686
687 wxDataViewHeaderWindow::wxDataViewHeaderWindow( wxDataViewCtrl *parent, wxWindowID id,
688 const wxPoint &pos, const wxSize &size, const wxString &name ) :
689 wxWindow( parent, id, pos, size, 0, name )
690 {
691 SetOwner( parent );
692
693 m_resizeCursor = new wxCursor( wxCURSOR_SIZEWE );
694
695 wxVisualAttributes attr = wxPanel::GetClassDefaultAttributes();
696 SetBackgroundStyle( wxBG_STYLE_CUSTOM );
697 SetOwnForegroundColour( attr.colFg );
698 SetOwnBackgroundColour( attr.colBg );
699 if (!m_hasFont)
700 SetOwnFont( attr.font );
701 }
702
703 wxDataViewHeaderWindow::~wxDataViewHeaderWindow()
704 {
705 delete m_resizeCursor;
706 }
707
708 void wxDataViewHeaderWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
709 {
710 int w, h;
711 GetClientSize( &w, &h );
712
713 wxAutoBufferedPaintDC dc( this );
714
715 dc.SetBackground(GetBackgroundColour());
716 dc.Clear();
717
718 int xpix;
719 m_owner->GetScrollPixelsPerUnit( &xpix, NULL );
720
721 int x;
722 m_owner->GetViewStart( &x, NULL );
723
724 // account for the horz scrollbar offset
725 dc.SetDeviceOrigin( -x * xpix, 0 );
726
727 dc.SetFont( GetFont() );
728
729 unsigned int cols = GetOwner()->GetNumberOfColumns();
730 unsigned int i;
731 int xpos = 0;
732 for (i = 0; i < cols; i++)
733 {
734 wxDataViewColumn *col = GetOwner()->GetColumn( i );
735 int width = col->GetWidth();
736
737 int cw = width;
738 int ch = h;
739
740 wxRendererNative::Get().DrawHeaderButton
741 (
742 this,
743 dc,
744 wxRect(xpos, 0, cw, ch-1),
745 m_parent->IsEnabled() ? 0
746 : (int)wxCONTROL_DISABLED
747 );
748
749 dc.DrawText( col->GetTitle(), xpos+3, 3 );
750
751 xpos += width;
752 }
753 }
754
755 void wxDataViewHeaderWindow::OnMouse( wxMouseEvent &WXUNUSED(event) )
756 {
757 }
758
759 void wxDataViewHeaderWindow::OnSetFocus( wxFocusEvent &event )
760 {
761 GetParent()->SetFocus();
762 event.Skip();
763 }
764
765 //-----------------------------------------------------------------------------
766 // wxDataViewRenameTimer
767 //-----------------------------------------------------------------------------
768
769 wxDataViewRenameTimer::wxDataViewRenameTimer( wxDataViewMainWindow *owner )
770 {
771 m_owner = owner;
772 }
773
774 void wxDataViewRenameTimer::Notify()
775 {
776 m_owner->OnRenameTimer();
777 }
778
779 //-----------------------------------------------------------------------------
780 // wxDataViewTextCtrlWrapper: wraps a wxTextCtrl for inline editing
781 //-----------------------------------------------------------------------------
782
783 BEGIN_EVENT_TABLE(wxDataViewTextCtrlWrapper, wxEvtHandler)
784 EVT_CHAR (wxDataViewTextCtrlWrapper::OnChar)
785 EVT_KEY_UP (wxDataViewTextCtrlWrapper::OnKeyUp)
786 EVT_KILL_FOCUS (wxDataViewTextCtrlWrapper::OnKillFocus)
787 END_EVENT_TABLE()
788
789 wxDataViewTextCtrlWrapper::wxDataViewTextCtrlWrapper(
790 wxDataViewMainWindow *owner,
791 wxTextCtrl *text,
792 wxDataViewListModel *model,
793 unsigned int col, unsigned int row,
794 wxRect rectLabel )
795 {
796 m_owner = owner;
797 m_model = model;
798 m_row = row;
799 m_col = col;
800 m_text = text;
801
802 m_finished = false;
803 m_aboutToFinish = false;
804
805 wxVariant value;
806 model->GetValue( value, col, row );
807 m_startValue = value.GetString();
808
809 m_owner->GetOwner()->CalcScrolledPosition(
810 rectLabel.x, rectLabel.y, &rectLabel.x, &rectLabel.y );
811
812 m_text->Create( owner, wxID_ANY, m_startValue,
813 wxPoint(rectLabel.x-2,rectLabel.y-2),
814 wxSize(rectLabel.width+7,rectLabel.height+4) );
815 m_text->SetFocus();
816
817 m_text->PushEventHandler(this);
818 }
819
820 void wxDataViewTextCtrlWrapper::AcceptChangesAndFinish()
821 {
822 m_aboutToFinish = true;
823
824 // Notify the owner about the changes
825 AcceptChanges();
826
827 // Even if vetoed, close the control (consistent with MSW)
828 Finish();
829 }
830
831 void wxDataViewTextCtrlWrapper::OnChar( wxKeyEvent &event )
832 {
833 switch ( event.m_keyCode )
834 {
835 case WXK_RETURN:
836 AcceptChangesAndFinish();
837 break;
838
839 case WXK_ESCAPE:
840 // m_owner->OnRenameCancelled( m_itemEdited );
841 Finish();
842 break;
843
844 default:
845 event.Skip();
846 }
847 }
848
849 void wxDataViewTextCtrlWrapper::OnKeyUp( wxKeyEvent &event )
850 {
851 if (m_finished)
852 {
853 event.Skip();
854 return;
855 }
856
857 // auto-grow the textctrl
858 wxSize parentSize = m_owner->GetSize();
859 wxPoint myPos = m_text->GetPosition();
860 wxSize mySize = m_text->GetSize();
861 int sx, sy;
862 m_text->GetTextExtent(m_text->GetValue() + _T("MM"), &sx, &sy);
863 if (myPos.x + sx > parentSize.x)
864 sx = parentSize.x - myPos.x;
865 if (mySize.x > sx)
866 sx = mySize.x;
867 m_text->SetSize(sx, wxDefaultCoord);
868
869 event.Skip();
870 }
871
872 void wxDataViewTextCtrlWrapper::OnKillFocus( wxFocusEvent &event )
873 {
874 if ( !m_finished && !m_aboutToFinish )
875 {
876 AcceptChanges();
877 //if ( !AcceptChanges() )
878 // m_owner->OnRenameCancelled( m_itemEdited );
879
880 Finish();
881 }
882
883 // We must let the native text control handle focus
884 event.Skip();
885 }
886
887 bool wxDataViewTextCtrlWrapper::AcceptChanges()
888 {
889 const wxString value = m_text->GetValue();
890
891 if ( value == m_startValue )
892 // nothing changed, always accept
893 return true;
894
895 // if ( !m_owner->OnRenameAccept(m_itemEdited, value) )
896 // vetoed by the user
897 // return false;
898
899 // accepted, do rename the item
900 wxVariant variant;
901 variant = value;
902 m_model->SetValue( variant, m_col, m_row );
903 m_model->ValueChanged( m_col, m_row );
904
905 return true;
906 }
907
908 void wxDataViewTextCtrlWrapper::Finish()
909 {
910 if ( !m_finished )
911 {
912 m_finished = true;
913
914 m_text->RemoveEventHandler(this);
915 m_owner->FinishEditing(m_text);
916
917 // delete later
918 wxPendingDelete.Append( this );
919 }
920 }
921
922 //-----------------------------------------------------------------------------
923 // wxDataViewMainWindow
924 //-----------------------------------------------------------------------------
925
926 int LINKAGEMODE wxDataViewSelectionCmp( unsigned int row1, unsigned int row2 )
927 {
928 if (row1 > row2) return 1;
929 if (row1 == row2) return 0;
930 return -1;
931 }
932
933
934 IMPLEMENT_ABSTRACT_CLASS(wxDataViewMainWindow, wxWindow)
935
936 BEGIN_EVENT_TABLE(wxDataViewMainWindow,wxWindow)
937 EVT_PAINT (wxDataViewMainWindow::OnPaint)
938 EVT_MOUSE_EVENTS (wxDataViewMainWindow::OnMouse)
939 EVT_SET_FOCUS (wxDataViewMainWindow::OnSetFocus)
940 EVT_KILL_FOCUS (wxDataViewMainWindow::OnKillFocus)
941 EVT_CHAR (wxDataViewMainWindow::OnChar)
942 END_EVENT_TABLE()
943
944 wxDataViewMainWindow::wxDataViewMainWindow( wxDataViewCtrl *parent, wxWindowID id,
945 const wxPoint &pos, const wxSize &size, const wxString &name ) :
946 wxWindow( parent, id, pos, size, wxWANTS_CHARS, name ),
947 m_selection( wxDataViewSelectionCmp )
948
949 {
950 SetOwner( parent );
951
952 m_lastOnSame = false;
953 m_renameTimer = new wxDataViewRenameTimer( this );
954 m_textctrlWrapper = NULL;
955
956 // TODO: user better initial values/nothing selected
957 m_currentCol = NULL;
958 m_currentRow = 0;
959
960 // TODO: we need to calculate this smartly
961 m_lineHeight = 20;
962
963 m_dragCount = 0;
964 m_dragStart = wxPoint(0,0);
965 m_lineLastClicked = (unsigned int) -1;
966 m_lineBeforeLastClicked = (unsigned int) -1;
967 m_lineSelectSingleOnUp = (unsigned int) -1;
968
969 m_hasFocus = false;
970
971 SetBackgroundStyle( wxBG_STYLE_CUSTOM );
972 SetBackgroundColour( *wxWHITE );
973
974 UpdateDisplay();
975 }
976
977 wxDataViewMainWindow::~wxDataViewMainWindow()
978 {
979 delete m_renameTimer;
980 }
981
982 void wxDataViewMainWindow::OnRenameTimer()
983 {
984 // We have to call this here because changes may just have
985 // been made and no screen update taken place.
986 if ( m_dirty )
987 wxSafeYield();
988
989
990 int xpos = 0;
991 unsigned int cols = GetOwner()->GetNumberOfColumns();
992 unsigned int i;
993 for (i = 0; i < cols; i++)
994 {
995 wxDataViewColumn *c = GetOwner()->GetColumn( i );
996 if (c == m_currentCol)
997 break;
998 xpos += c->GetWidth();
999 }
1000 wxRect labelRect( xpos, m_currentRow * m_lineHeight, m_currentCol->GetWidth(), m_lineHeight );
1001
1002 wxClassInfo *textControlClass = CLASSINFO(wxTextCtrl);
1003
1004 wxTextCtrl * const text = (wxTextCtrl *)textControlClass->CreateObject();
1005 m_textctrlWrapper = new wxDataViewTextCtrlWrapper(this, text, GetOwner()->GetModel(),
1006 m_currentCol->GetModelColumn(), m_currentRow, labelRect );
1007 }
1008
1009 void wxDataViewMainWindow::FinishEditing( wxTextCtrl *text )
1010 {
1011 delete text;
1012 m_textctrlWrapper = NULL;
1013 SetFocus();
1014 // SetFocusIgnoringChildren();
1015 }
1016
1017 bool wxDataViewMainWindow::RowAppended()
1018 {
1019 return false;
1020 }
1021
1022 bool wxDataViewMainWindow::RowPrepended()
1023 {
1024 return false;
1025 }
1026
1027 bool wxDataViewMainWindow::RowInserted( unsigned int WXUNUSED(before) )
1028 {
1029 return false;
1030 }
1031
1032 bool wxDataViewMainWindow::RowDeleted( unsigned int WXUNUSED(row) )
1033 {
1034 return false;
1035 }
1036
1037 bool wxDataViewMainWindow::RowChanged( unsigned int WXUNUSED(row) )
1038 {
1039 return false;
1040 }
1041
1042 bool wxDataViewMainWindow::ValueChanged( unsigned int WXUNUSED(col), unsigned int row )
1043 {
1044 wxRect rect( 0, row*m_lineHeight, 10000, m_lineHeight );
1045 m_owner->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
1046 Refresh( true, &rect );
1047
1048 return true;
1049 }
1050
1051 bool wxDataViewMainWindow::RowsReordered( unsigned int *WXUNUSED(new_order) )
1052 {
1053 Refresh();
1054
1055 return true;
1056 }
1057
1058 bool wxDataViewMainWindow::Cleared()
1059 {
1060 return false;
1061 }
1062
1063 void wxDataViewMainWindow::UpdateDisplay()
1064 {
1065 m_dirty = true;
1066 }
1067
1068 void wxDataViewMainWindow::OnInternalIdle()
1069 {
1070 wxWindow::OnInternalIdle();
1071
1072 if (m_dirty)
1073 {
1074 RecalculateDisplay();
1075 m_dirty = false;
1076 }
1077 }
1078
1079 void wxDataViewMainWindow::RecalculateDisplay()
1080 {
1081 wxDataViewListModel *model = GetOwner()->GetModel();
1082 if (!model)
1083 {
1084 Refresh();
1085 return;
1086 }
1087
1088 int width = 0;
1089 unsigned int cols = GetOwner()->GetNumberOfColumns();
1090 unsigned int i;
1091 for (i = 0; i < cols; i++)
1092 {
1093 wxDataViewColumn *col = GetOwner()->GetColumn( i );
1094 width += col->GetWidth();
1095 }
1096
1097 int height = model->GetNumberOfRows() * m_lineHeight;
1098
1099 SetVirtualSize( width, height );
1100 GetOwner()->SetScrollRate( 10, m_lineHeight );
1101
1102 Refresh();
1103 }
1104
1105 void wxDataViewMainWindow::ScrollWindow( int dx, int dy, const wxRect *rect )
1106 {
1107 wxWindow::ScrollWindow( dx, dy, rect );
1108 GetOwner()->m_headerArea->ScrollWindow( dx, 0 );
1109 }
1110
1111 void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
1112 {
1113 wxAutoBufferedPaintDC dc( this );
1114
1115 dc.SetBackground(GetBackgroundColour());
1116 dc.Clear();
1117
1118 GetOwner()->PrepareDC( dc );
1119
1120 dc.SetFont( GetFont() );
1121
1122 wxRect update = GetUpdateRegion().GetBox();
1123 m_owner->CalcUnscrolledPosition( update.x, update.y, &update.x, &update.y );
1124
1125 wxDataViewListModel *model = GetOwner()->GetModel();
1126
1127 unsigned int item_start = wxMax( 0, (update.y / m_lineHeight) );
1128 unsigned int item_count = wxMin( (int)(((update.y + update.height) / m_lineHeight) - item_start + 1),
1129 (int)(model->GetNumberOfRows()-item_start) );
1130
1131
1132
1133 unsigned int item;
1134 for (item = item_start; item < item_start+item_count; item++)
1135 {
1136 if (m_selection.Index( item ) != wxNOT_FOUND)
1137 {
1138 int flags = wxCONTROL_SELECTED;
1139 if (item == m_currentRow)
1140 flags |= wxCONTROL_CURRENT;
1141 if (m_hasFocus)
1142 flags |= wxCONTROL_FOCUSED;
1143 wxRect rect( 0, item*m_lineHeight+1, GetEndOfLastCol(), m_lineHeight-2 );
1144 wxRendererNative::Get().DrawItemSelectionRect
1145 (
1146 this,
1147 dc,
1148 rect,
1149 flags
1150 );
1151 }
1152 else
1153 {
1154 if (item == m_currentRow)
1155 {
1156 int flags = wxCONTROL_CURRENT;
1157 if (m_hasFocus)
1158 flags |= wxCONTROL_FOCUSED; // should have no effect
1159 wxRect rect( 0, item*m_lineHeight+1, GetEndOfLastCol(), m_lineHeight-2 );
1160 wxRendererNative::Get().DrawItemSelectionRect
1161 (
1162 this,
1163 dc,
1164 rect,
1165 flags
1166 );
1167
1168 }
1169 }
1170 }
1171
1172 wxRect cell_rect;
1173 cell_rect.x = 0;
1174 cell_rect.height = m_lineHeight;
1175 unsigned int cols = GetOwner()->GetNumberOfColumns();
1176 unsigned int i;
1177 for (i = 0; i < cols; i++)
1178 {
1179 wxDataViewColumn *col = GetOwner()->GetColumn( i );
1180 wxDataViewRenderer *cell = col->GetRenderer();
1181 cell_rect.width = col->GetWidth();
1182
1183 for (item = item_start; item < item_start+item_count; item++)
1184 {
1185 cell_rect.y = item*m_lineHeight;
1186 wxVariant value;
1187 model->GetValue( value, col->GetModelColumn(), item );
1188 cell->SetValue( value );
1189 wxSize size = cell->GetSize();
1190 // cannot be bigger than allocated space
1191 size.x = wxMin( size.x, cell_rect.width );
1192 size.y = wxMin( size.y, cell_rect.height );
1193 // TODO: check for left/right/centre alignment here
1194 wxRect item_rect;
1195 // for now: centre
1196 item_rect.x = cell_rect.x + (cell_rect.width / 2) - (size.x / 2);
1197 item_rect.y = cell_rect.y + (cell_rect.height / 2) - (size.y / 2);
1198
1199 item_rect.width = size.x;
1200 item_rect.height= size.y;
1201
1202 int state = 0;
1203 if (item == m_currentRow)
1204 state |= wxDATAVIEW_CELL_SELECTED;
1205 cell->Render( item_rect, &dc, state );
1206 }
1207
1208 cell_rect.x += cell_rect.width;
1209 }
1210 }
1211
1212 int wxDataViewMainWindow::GetCountPerPage()
1213 {
1214 wxSize size = GetClientSize();
1215 return size.y / m_lineHeight;
1216 }
1217
1218 int wxDataViewMainWindow::GetEndOfLastCol()
1219 {
1220 int width = 0;
1221 unsigned int i;
1222 for (i = 0; i < GetOwner()->GetNumberOfColumns(); i++)
1223 {
1224 wxDataViewColumn *c = GetOwner()->GetColumn( i );
1225 width += c->GetWidth();
1226 }
1227 return width;
1228 }
1229
1230 unsigned int wxDataViewMainWindow::GetFirstVisibleRow()
1231 {
1232 int x = 0;
1233 int y = 0;
1234 m_owner->CalcUnscrolledPosition( x, y, &x, &y );
1235
1236 return y / m_lineHeight;
1237 }
1238
1239 unsigned int wxDataViewMainWindow::GetLastVisibleRow()
1240 {
1241 wxSize client_size = GetClientSize();
1242 m_owner->CalcUnscrolledPosition( client_size.x, client_size.y, &client_size.x, &client_size.y );
1243
1244 return wxMin( GetRowCount()-1, ((unsigned)client_size.y/m_lineHeight)+1 );
1245 }
1246
1247 unsigned int wxDataViewMainWindow::GetRowCount()
1248 {
1249 return GetOwner()->GetModel()->GetNumberOfRows();
1250 }
1251
1252 void wxDataViewMainWindow::ChangeCurrentRow( unsigned int row )
1253 {
1254 m_currentRow = row;
1255
1256 // send event
1257 }
1258
1259 void wxDataViewMainWindow::SelectAllRows( bool on )
1260 {
1261 if (IsEmpty())
1262 return;
1263
1264 if (on)
1265 {
1266 m_selection.Clear();
1267 for (unsigned int i = 0; i < GetRowCount(); i++)
1268 m_selection.Add( i );
1269 Refresh();
1270 }
1271 else
1272 {
1273 unsigned int first_visible = GetFirstVisibleRow();
1274 unsigned int last_visible = GetLastVisibleRow();
1275 unsigned int i;
1276 for (i = 0; i < m_selection.GetCount(); i++)
1277 {
1278 unsigned int row = m_selection[i];
1279 if ((row >= first_visible) && (row <= last_visible))
1280 RefreshRow( row );
1281 }
1282 m_selection.Clear();
1283 }
1284 }
1285
1286 void wxDataViewMainWindow::SelectRow( unsigned int row, bool on )
1287 {
1288 if (m_selection.Index( row ) == wxNOT_FOUND)
1289 {
1290 if (on)
1291 {
1292 m_selection.Add( row );
1293 RefreshRow( row );
1294 }
1295 }
1296 else
1297 {
1298 if (!on)
1299 {
1300 m_selection.Remove( row );
1301 RefreshRow( row );
1302 }
1303 }
1304 }
1305
1306 void wxDataViewMainWindow::SelectRows( unsigned int from, unsigned int to, bool on )
1307 {
1308 if (from > to)
1309 {
1310 unsigned int tmp = from;
1311 from = to;
1312 to = tmp;
1313 }
1314
1315 unsigned int i;
1316 for (i = from; i <= to; i++)
1317 {
1318 if (m_selection.Index( i ) == wxNOT_FOUND)
1319 {
1320 if (on)
1321 m_selection.Add( i );
1322 }
1323 else
1324 {
1325 if (!on)
1326 m_selection.Remove( i );
1327 }
1328 }
1329 RefreshRows( from, to );
1330 }
1331
1332 void wxDataViewMainWindow::ReverseRowSelection( unsigned int row )
1333 {
1334 if (m_selection.Index( row ) == wxNOT_FOUND)
1335 m_selection.Add( row );
1336 else
1337 m_selection.Remove( row );
1338 RefreshRow( row );
1339 }
1340
1341 bool wxDataViewMainWindow::IsRowSelected( unsigned int row )
1342 {
1343 return (m_selection.Index( row ) != wxNOT_FOUND);
1344 }
1345
1346 void wxDataViewMainWindow::RefreshRow( unsigned int row )
1347 {
1348 wxRect rect( 0, row*m_lineHeight, GetEndOfLastCol(), m_lineHeight );
1349 m_owner->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
1350
1351 wxSize client_size = GetClientSize();
1352 wxRect client_rect( 0, 0, client_size.x, client_size.y );
1353 wxRect intersect_rect = client_rect.Intersect( rect );
1354 if (intersect_rect.width > 0)
1355 Refresh( true, &intersect_rect );
1356 }
1357
1358 void wxDataViewMainWindow::RefreshRows( unsigned int from, unsigned int to )
1359 {
1360 if (from > to)
1361 {
1362 unsigned int tmp = to;
1363 to = from;
1364 from = tmp;
1365 }
1366
1367 wxRect rect( 0, from*m_lineHeight, GetEndOfLastCol(), (to-from+1) * m_lineHeight );
1368 m_owner->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
1369
1370 wxSize client_size = GetClientSize();
1371 wxRect client_rect( 0, 0, client_size.x, client_size.y );
1372 wxRect intersect_rect = client_rect.Intersect( rect );
1373 if (intersect_rect.width > 0)
1374 Refresh( true, &intersect_rect );
1375 }
1376
1377 void wxDataViewMainWindow::RefreshRowsAfter( unsigned int firstRow )
1378 {
1379 unsigned int count = GetRowCount();
1380 if (firstRow > count)
1381 return;
1382
1383 wxRect rect( 0, firstRow*m_lineHeight, GetEndOfLastCol(), count * m_lineHeight );
1384 m_owner->CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
1385
1386 wxSize client_size = GetClientSize();
1387 wxRect client_rect( 0, 0, client_size.x, client_size.y );
1388 wxRect intersect_rect = client_rect.Intersect( rect );
1389 if (intersect_rect.width > 0)
1390 Refresh( true, &intersect_rect );
1391 }
1392
1393 void wxDataViewMainWindow::OnArrowChar(unsigned int newCurrent, const wxKeyEvent& event)
1394 {
1395 wxCHECK_RET( newCurrent < GetRowCount(),
1396 _T("invalid item index in OnArrowChar()") );
1397
1398 // if there is no selection, we cannot move it anywhere
1399 if (!HasCurrentRow())
1400 return;
1401
1402 unsigned int oldCurrent = m_currentRow;
1403
1404 // in single selection we just ignore Shift as we can't select several
1405 // items anyhow
1406 if ( event.ShiftDown() && !IsSingleSel() )
1407 {
1408 RefreshRow( oldCurrent );
1409
1410 ChangeCurrentRow( newCurrent );
1411
1412 // select all the items between the old and the new one
1413 if ( oldCurrent > newCurrent )
1414 {
1415 newCurrent = oldCurrent;
1416 oldCurrent = m_currentRow;
1417 }
1418
1419 SelectRows( oldCurrent, newCurrent, true );
1420 }
1421 else // !shift
1422 {
1423 RefreshRow( oldCurrent );
1424
1425 // all previously selected items are unselected unless ctrl is held
1426 if ( !event.ControlDown() )
1427 SelectAllRows(false);
1428
1429 ChangeCurrentRow( newCurrent );
1430
1431 if ( !event.ControlDown() )
1432 SelectRow( m_currentRow, true );
1433 else
1434 RefreshRow( m_currentRow );
1435 }
1436
1437 // MoveToFocus();
1438 }
1439
1440 void wxDataViewMainWindow::OnChar( wxKeyEvent &event )
1441 {
1442 if (event.GetKeyCode() == WXK_TAB)
1443 {
1444 wxNavigationKeyEvent nevent;
1445 nevent.SetWindowChange( event.ControlDown() );
1446 nevent.SetDirection( !event.ShiftDown() );
1447 nevent.SetEventObject( GetParent()->GetParent() );
1448 nevent.SetCurrentFocus( m_parent );
1449 if (GetParent()->GetParent()->GetEventHandler()->ProcessEvent( nevent ))
1450 return;
1451 }
1452
1453 // no item -> nothing to do
1454 if (!HasCurrentRow())
1455 {
1456 event.Skip();
1457 return;
1458 }
1459
1460 // don't use m_linesPerPage directly as it might not be computed yet
1461 const int pageSize = GetCountPerPage();
1462 wxCHECK_RET( pageSize, _T("should have non zero page size") );
1463
1464 switch ( event.GetKeyCode() )
1465 {
1466 case WXK_UP:
1467 if ( m_currentRow > 0 )
1468 OnArrowChar( m_currentRow - 1, event );
1469 break;
1470
1471 case WXK_DOWN:
1472 if ( m_currentRow < GetRowCount() - 1 )
1473 OnArrowChar( m_currentRow + 1, event );
1474 break;
1475
1476 case WXK_END:
1477 if (!IsEmpty())
1478 OnArrowChar( GetRowCount() - 1, event );
1479 break;
1480
1481 case WXK_HOME:
1482 if (!IsEmpty())
1483 OnArrowChar( 0, event );
1484 break;
1485
1486 case WXK_PAGEUP:
1487 {
1488 int steps = pageSize - 1;
1489 int index = m_currentRow - steps;
1490 if (index < 0)
1491 index = 0;
1492
1493 OnArrowChar( index, event );
1494 }
1495 break;
1496
1497 case WXK_PAGEDOWN:
1498 {
1499 int steps = pageSize - 1;
1500 unsigned int index = m_currentRow + steps;
1501 unsigned int count = GetRowCount();
1502 if ( index >= count )
1503 index = count - 1;
1504
1505 OnArrowChar( index, event );
1506 }
1507 break;
1508
1509 default:
1510 event.Skip();
1511 }
1512 }
1513
1514 void wxDataViewMainWindow::OnMouse( wxMouseEvent &event )
1515 {
1516 if (event.GetEventType() == wxEVT_MOUSEWHEEL)
1517 {
1518 // let the base handle mouse wheel events.
1519 event.Skip();
1520 return;
1521 }
1522
1523 int x = event.GetX();
1524 int y = event.GetY();
1525 m_owner->CalcUnscrolledPosition( x, y, &x, &y );
1526
1527 wxDataViewColumn *col = NULL;
1528
1529 int xpos = 0;
1530 unsigned int cols = GetOwner()->GetNumberOfColumns();
1531 unsigned int i;
1532 for (i = 0; i < cols; i++)
1533 {
1534 wxDataViewColumn *c = GetOwner()->GetColumn( i );
1535 if (x < xpos + c->GetWidth())
1536 {
1537 col = c;
1538 break;
1539 }
1540 xpos += c->GetWidth();
1541 }
1542 if (!col)
1543 return;
1544 wxDataViewRenderer *cell = col->GetRenderer();
1545
1546 unsigned int current = y / m_lineHeight;
1547
1548 if ((current > GetRowCount()) || (x > GetEndOfLastCol()))
1549 {
1550 // Unselect all if below the last row ?
1551 return;
1552 }
1553
1554 wxDataViewListModel *model = GetOwner()->GetModel();
1555
1556 if (event.Dragging())
1557 {
1558 if (m_dragCount == 0)
1559 {
1560 // we have to report the raw, physical coords as we want to be
1561 // able to call HitTest(event.m_pointDrag) from the user code to
1562 // get the item being dragged
1563 m_dragStart = event.GetPosition();
1564 }
1565
1566 m_dragCount++;
1567
1568 if (m_dragCount != 3)
1569 return;
1570
1571 if (event.LeftIsDown())
1572 {
1573 // Notify cell about drag
1574 }
1575 return;
1576 }
1577 else
1578 {
1579 m_dragCount = 0;
1580 }
1581
1582 bool forceClick = false;
1583
1584 if (event.ButtonDClick())
1585 {
1586 m_renameTimer->Stop();
1587 m_lastOnSame = false;
1588 }
1589
1590 if (event.LeftDClick())
1591 {
1592 if ( current == m_lineLastClicked )
1593 {
1594 if (cell->GetMode() == wxDATAVIEW_CELL_ACTIVATABLE)
1595 {
1596 wxVariant value;
1597 model->GetValue( value, col->GetModelColumn(), current );
1598 cell->SetValue( value );
1599 wxRect cell_rect( xpos, current * m_lineHeight, col->GetWidth(), m_lineHeight );
1600 cell->Activate( cell_rect, model, col->GetModelColumn(), current );
1601 }
1602 return;
1603 }
1604 else
1605 {
1606 // The first click was on another item, so don't interpret this as
1607 // a double click, but as a simple click instead
1608 forceClick = true;
1609 }
1610 }
1611
1612 if (event.LeftUp())
1613 {
1614 if (m_lineSelectSingleOnUp != (unsigned int)-1)
1615 {
1616 // select single line
1617 SelectAllRows( false );
1618 SelectRow( m_lineSelectSingleOnUp, true );
1619 }
1620
1621 if (m_lastOnSame)
1622 {
1623 if ((col == m_currentCol) && (current == m_currentRow) &&
1624 (cell->GetMode() == wxDATAVIEW_CELL_EDITABLE) )
1625 {
1626 m_renameTimer->Start( 100, true );
1627 }
1628 }
1629
1630 m_lastOnSame = false;
1631 m_lineSelectSingleOnUp = (unsigned int)-1;
1632 }
1633 else
1634 {
1635 // This is necessary, because after a DnD operation in
1636 // from and to ourself, the up event is swallowed by the
1637 // DnD code. So on next non-up event (which means here and
1638 // now) m_lineSelectSingleOnUp should be reset.
1639 m_lineSelectSingleOnUp = (unsigned int)-1;
1640 }
1641
1642 if (event.RightDown())
1643 {
1644 m_lineBeforeLastClicked = m_lineLastClicked;
1645 m_lineLastClicked = current;
1646
1647 // If the item is already selected, do not update the selection.
1648 // Multi-selections should not be cleared if a selected item is clicked.
1649 if (!IsRowSelected(current))
1650 {
1651 SelectAllRows(false);
1652 ChangeCurrentRow(current);
1653 SelectRow(m_currentRow,true);
1654 }
1655
1656 // notify cell about right click
1657 // cell->...
1658
1659 // Allow generation of context menu event
1660 event.Skip();
1661 }
1662 else if (event.MiddleDown())
1663 {
1664 // notify cell about middle click
1665 // cell->...
1666 }
1667 if (event.LeftDown() || forceClick)
1668 {
1669 #ifdef __WXMSW__
1670 SetFocus();
1671 #endif
1672
1673 m_lineBeforeLastClicked = m_lineLastClicked;
1674 m_lineLastClicked = current;
1675
1676 unsigned int oldCurrentRow = m_currentRow;
1677 bool oldWasSelected = IsRowSelected(m_currentRow);
1678
1679 bool cmdModifierDown = event.CmdDown();
1680 if ( IsSingleSel() || !(cmdModifierDown || event.ShiftDown()) )
1681 {
1682 if ( IsSingleSel() || !IsRowSelected(current) )
1683 {
1684 SelectAllRows( false );
1685
1686 ChangeCurrentRow(current);
1687
1688 SelectRow(m_currentRow,true);
1689 }
1690 else // multi sel & current is highlighted & no mod keys
1691 {
1692 m_lineSelectSingleOnUp = current;
1693 ChangeCurrentRow(current); // change focus
1694 }
1695 }
1696 else // multi sel & either ctrl or shift is down
1697 {
1698 if (cmdModifierDown)
1699 {
1700 ChangeCurrentRow(current);
1701
1702 ReverseRowSelection(m_currentRow);
1703 }
1704 else if (event.ShiftDown())
1705 {
1706 ChangeCurrentRow(current);
1707
1708 unsigned int lineFrom = oldCurrentRow,
1709 lineTo = current;
1710
1711 if ( lineTo < lineFrom )
1712 {
1713 lineTo = lineFrom;
1714 lineFrom = m_currentRow;
1715 }
1716
1717 SelectRows(lineFrom, lineTo, true);
1718 }
1719 else // !ctrl, !shift
1720 {
1721 // test in the enclosing if should make it impossible
1722 wxFAIL_MSG( _T("how did we get here?") );
1723 }
1724 }
1725
1726 if (m_currentRow != oldCurrentRow)
1727 RefreshRow( oldCurrentRow );
1728
1729 wxDataViewColumn *oldCurrentCol = m_currentCol;
1730
1731 // Update selection here...
1732 m_currentCol = col;
1733
1734 m_lastOnSame = !forceClick && ((col == oldCurrentCol) && (current == oldCurrentRow)) && oldWasSelected;
1735 }
1736 }
1737
1738 void wxDataViewMainWindow::OnSetFocus( wxFocusEvent &event )
1739 {
1740 m_hasFocus = true;
1741
1742 if (HasCurrentRow())
1743 Refresh();
1744
1745 event.Skip();
1746 }
1747
1748 void wxDataViewMainWindow::OnKillFocus( wxFocusEvent &event )
1749 {
1750 m_hasFocus = false;
1751
1752 if (HasCurrentRow())
1753 Refresh();
1754
1755 event.Skip();
1756 }
1757
1758 //-----------------------------------------------------------------------------
1759 // wxDataViewCtrl
1760 //-----------------------------------------------------------------------------
1761
1762 IMPLEMENT_DYNAMIC_CLASS(wxDataViewCtrl, wxDataViewCtrlBase)
1763
1764 BEGIN_EVENT_TABLE(wxDataViewCtrl, wxDataViewCtrlBase)
1765 EVT_SIZE(wxDataViewCtrl::OnSize)
1766 END_EVENT_TABLE()
1767
1768 wxDataViewCtrl::~wxDataViewCtrl()
1769 {
1770 if (m_notifier)
1771 GetModel()->RemoveNotifier( m_notifier );
1772 }
1773
1774 void wxDataViewCtrl::Init()
1775 {
1776 m_notifier = NULL;
1777 }
1778
1779 bool wxDataViewCtrl::Create(wxWindow *parent, wxWindowID id,
1780 const wxPoint& pos, const wxSize& size,
1781 long style, const wxValidator& validator )
1782 {
1783 if (!wxControl::Create( parent, id, pos, size, style | wxScrolledWindowStyle|wxSUNKEN_BORDER, validator))
1784 return false;
1785
1786 Init();
1787
1788 #ifdef __WXMAC__
1789 MacSetClipChildren( true ) ;
1790 #endif
1791
1792 m_clientArea = new wxDataViewMainWindow( this, wxID_ANY );
1793 #ifdef __WXMSW__
1794 m_headerArea = new wxDataViewHeaderWindow( this, wxID_ANY, wxDefaultPosition, wxSize(wxDefaultCoord,22) );
1795 #else
1796 m_headerArea = new wxDataViewHeaderWindow( this, wxID_ANY, wxDefaultPosition, wxSize(wxDefaultCoord,25) );
1797 #endif
1798
1799 SetTargetWindow( m_clientArea );
1800
1801 wxBoxSizer *sizer = new wxBoxSizer( wxVERTICAL );
1802 sizer->Add( m_headerArea, 0, wxGROW );
1803 sizer->Add( m_clientArea, 1, wxGROW );
1804 SetSizer( sizer );
1805
1806 return true;
1807 }
1808
1809 #ifdef __WXMSW__
1810 WXLRESULT wxDataViewCtrl::MSWWindowProc(WXUINT nMsg,
1811 WXWPARAM wParam,
1812 WXLPARAM lParam)
1813 {
1814 WXLRESULT rc = wxDataViewCtrlBase::MSWWindowProc(nMsg, wParam, lParam);
1815
1816 #ifndef __WXWINCE__
1817 // we need to process arrows ourselves for scrolling
1818 if ( nMsg == WM_GETDLGCODE )
1819 {
1820 rc |= DLGC_WANTARROWS;
1821 }
1822 #endif
1823
1824 return rc;
1825 }
1826 #endif
1827
1828 void wxDataViewCtrl::OnSize( wxSizeEvent &WXUNUSED(event) )
1829 {
1830 // We need to override OnSize so that our scrolled
1831 // window a) does call Layout() to use sizers for
1832 // positioning the controls but b) does not query
1833 // the sizer for their size and use that for setting
1834 // the scrollable area as set that ourselves by
1835 // calling SetScrollbar() further down.
1836
1837 Layout();
1838
1839 AdjustScrollbars();
1840 }
1841
1842 bool wxDataViewCtrl::AssociateModel( wxDataViewListModel *model )
1843 {
1844 if (!wxDataViewCtrlBase::AssociateModel( model ))
1845 return false;
1846
1847 m_notifier = new wxGenericDataViewListModelNotifier( m_clientArea );
1848
1849 model->AddNotifier( m_notifier );
1850
1851 m_clientArea->UpdateDisplay();
1852
1853 return true;
1854 }
1855
1856 bool wxDataViewCtrl::AppendColumn( wxDataViewColumn *col )
1857 {
1858 if (!wxDataViewCtrlBase::AppendColumn(col))
1859 return false;
1860
1861 m_clientArea->UpdateDisplay();
1862
1863 return true;
1864 }
1865
1866 void wxDataViewCtrl::SetSelection( int WXUNUSED(row) )
1867 {
1868 // FIXME - TODO
1869 }
1870
1871 void wxDataViewCtrl::SetSelectionRange( unsigned int WXUNUSED(from), unsigned int WXUNUSED(to) )
1872 {
1873 // FIXME - TODO
1874 }
1875
1876 void wxDataViewCtrl::SetSelections( const wxArrayInt& WXUNUSED(aSelections) )
1877 {
1878 // FIXME - TODO
1879 }
1880
1881 void wxDataViewCtrl::Unselect( unsigned int WXUNUSED(row) )
1882 {
1883 // FIXME - TODO
1884 }
1885
1886 bool wxDataViewCtrl::IsSelected( unsigned int WXUNUSED(row) ) const
1887 {
1888 // FIXME - TODO
1889
1890 return false;
1891 }
1892
1893 int wxDataViewCtrl::GetSelection() const
1894 {
1895 // FIXME - TODO
1896
1897 return -1;
1898 }
1899
1900 int wxDataViewCtrl::GetSelections(wxArrayInt& WXUNUSED(aSelections) ) const
1901 {
1902 // FIXME - TODO
1903
1904 return 0;
1905 }
1906
1907 #endif
1908 // !wxUSE_GENERICDATAVIEWCTRL
1909
1910 #endif
1911 // wxUSE_DATAVIEWCTRL
wxWidgets (Impactor)