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[wxWidgets.git] / src / generic / grid.cpp
1 ///////////////////////////////////////////////////////////////////////////
2 // Name: generic/grid.cpp
3 // Purpose: wxGrid and related classes
4 // Author: Michael Bedward (based on code by Julian Smart, Robin Dunn)
5 // Modified by: Robin Dunn, Vadim Zeitlin
6 // Created: 1/08/1999
7 // RCS-ID: $Id$
8 // Copyright: (c) Michael Bedward (mbedward@ozemail.com.au)
9 // Licence: wxWindows licence
10 /////////////////////////////////////////////////////////////////////////////
11
12 // ============================================================================
13 // declarations
14 // ============================================================================
15
16 // ----------------------------------------------------------------------------
17 // headers
18 // ----------------------------------------------------------------------------
19
20 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
21 #pragma implementation "grid.h"
22 #endif
23
24 // For compilers that support precompilatixon, includes "wx/wx.h".
25 #include "wx/wxprec.h"
26
27 #include "wx/defs.h"
28
29 #ifdef __BORLANDC__
30 #pragma hdrstop
31 #endif
32
33 #if wxUSE_GRID
34
35 #ifndef WX_PRECOMP
36 #include "wx/utils.h"
37 #include "wx/dcclient.h"
38 #include "wx/settings.h"
39 #include "wx/log.h"
40 #include "wx/textctrl.h"
41 #include "wx/checkbox.h"
42 #include "wx/combobox.h"
43 #include "wx/valtext.h"
44 #endif
45
46 #include "wx/textfile.h"
47 #include "wx/spinctrl.h"
48 #include "wx/tokenzr.h"
49
50 #include "wx/grid.h"
51 #include "wx/generic/gridsel.h"
52
53 #if defined(__WXMOTIF__)
54 #define WXUNUSED_MOTIF(identifier) WXUNUSED(identifier)
55 #else
56 #define WXUNUSED_MOTIF(identifier) identifier
57 #endif
58
59 #if defined(__WXGTK__)
60 #define WXUNUSED_GTK(identifier) WXUNUSED(identifier)
61 #else
62 #define WXUNUSED_GTK(identifier) identifier
63 #endif
64
65 // Required for wxIs... functions
66 #include <ctype.h>
67
68 // ----------------------------------------------------------------------------
69 // array classes
70 // ----------------------------------------------------------------------------
71
72 WX_DEFINE_ARRAY_WITH_DECL_NO_PTR(wxGridCellAttr *, wxArrayAttrs,
73 class WXDLLIMPEXP_ADV);
74
75 struct wxGridCellWithAttr
76 {
77 wxGridCellWithAttr(int row, int col, wxGridCellAttr *attr_)
78 : coords(row, col), attr(attr_)
79 {
80 }
81
82 ~wxGridCellWithAttr()
83 {
84 attr->DecRef();
85 }
86
87 wxGridCellCoords coords;
88 wxGridCellAttr *attr;
89
90 // Cannot do this:
91 // DECLARE_NO_COPY_CLASS(wxGridCellWithAttr)
92 // without rewriting the macros, which require a public copy constructor.
93 };
94
95 WX_DECLARE_OBJARRAY_WITH_DECL(wxGridCellWithAttr, wxGridCellWithAttrArray,
96 class WXDLLIMPEXP_ADV);
97
98 #include "wx/arrimpl.cpp"
99
100 WX_DEFINE_OBJARRAY(wxGridCellCoordsArray)
101 WX_DEFINE_OBJARRAY(wxGridCellWithAttrArray)
102
103 // ----------------------------------------------------------------------------
104 // events
105 // ----------------------------------------------------------------------------
106
107 DEFINE_EVENT_TYPE(wxEVT_GRID_CELL_LEFT_CLICK)
108 DEFINE_EVENT_TYPE(wxEVT_GRID_CELL_RIGHT_CLICK)
109 DEFINE_EVENT_TYPE(wxEVT_GRID_CELL_LEFT_DCLICK)
110 DEFINE_EVENT_TYPE(wxEVT_GRID_CELL_RIGHT_DCLICK)
111 DEFINE_EVENT_TYPE(wxEVT_GRID_LABEL_LEFT_CLICK)
112 DEFINE_EVENT_TYPE(wxEVT_GRID_LABEL_RIGHT_CLICK)
113 DEFINE_EVENT_TYPE(wxEVT_GRID_LABEL_LEFT_DCLICK)
114 DEFINE_EVENT_TYPE(wxEVT_GRID_LABEL_RIGHT_DCLICK)
115 DEFINE_EVENT_TYPE(wxEVT_GRID_ROW_SIZE)
116 DEFINE_EVENT_TYPE(wxEVT_GRID_COL_SIZE)
117 DEFINE_EVENT_TYPE(wxEVT_GRID_RANGE_SELECT)
118 DEFINE_EVENT_TYPE(wxEVT_GRID_CELL_CHANGE)
119 DEFINE_EVENT_TYPE(wxEVT_GRID_SELECT_CELL)
120 DEFINE_EVENT_TYPE(wxEVT_GRID_EDITOR_SHOWN)
121 DEFINE_EVENT_TYPE(wxEVT_GRID_EDITOR_HIDDEN)
122 DEFINE_EVENT_TYPE(wxEVT_GRID_EDITOR_CREATED)
123
124 // ----------------------------------------------------------------------------
125 // private classes
126 // ----------------------------------------------------------------------------
127
128 class WXDLLIMPEXP_ADV wxGridRowLabelWindow : public wxWindow
129 {
130 public:
131 wxGridRowLabelWindow() { m_owner = (wxGrid *)NULL; }
132 wxGridRowLabelWindow( wxGrid *parent, wxWindowID id,
133 const wxPoint &pos, const wxSize &size );
134
135 private:
136 wxGrid *m_owner;
137
138 void OnPaint( wxPaintEvent& event );
139 void OnMouseEvent( wxMouseEvent& event );
140 void OnMouseWheel( wxMouseEvent& event );
141 void OnKeyDown( wxKeyEvent& event );
142 void OnKeyUp( wxKeyEvent& );
143
144 DECLARE_DYNAMIC_CLASS(wxGridRowLabelWindow)
145 DECLARE_EVENT_TABLE()
146 DECLARE_NO_COPY_CLASS(wxGridRowLabelWindow)
147 };
148
149
150 class WXDLLIMPEXP_ADV wxGridColLabelWindow : public wxWindow
151 {
152 public:
153 wxGridColLabelWindow() { m_owner = (wxGrid *)NULL; }
154 wxGridColLabelWindow( wxGrid *parent, wxWindowID id,
155 const wxPoint &pos, const wxSize &size );
156
157 private:
158 wxGrid *m_owner;
159
160 void OnPaint( wxPaintEvent &event );
161 void OnMouseEvent( wxMouseEvent& event );
162 void OnMouseWheel( wxMouseEvent& event );
163 void OnKeyDown( wxKeyEvent& event );
164 void OnKeyUp( wxKeyEvent& );
165
166 DECLARE_DYNAMIC_CLASS(wxGridColLabelWindow)
167 DECLARE_EVENT_TABLE()
168 DECLARE_NO_COPY_CLASS(wxGridColLabelWindow)
169 };
170
171
172 class WXDLLIMPEXP_ADV wxGridCornerLabelWindow : public wxWindow
173 {
174 public:
175 wxGridCornerLabelWindow() { m_owner = (wxGrid *)NULL; }
176 wxGridCornerLabelWindow( wxGrid *parent, wxWindowID id,
177 const wxPoint &pos, const wxSize &size );
178
179 private:
180 wxGrid *m_owner;
181
182 void OnMouseEvent( wxMouseEvent& event );
183 void OnMouseWheel( wxMouseEvent& event );
184 void OnKeyDown( wxKeyEvent& event );
185 void OnKeyUp( wxKeyEvent& );
186 void OnPaint( wxPaintEvent& event );
187
188 DECLARE_DYNAMIC_CLASS(wxGridCornerLabelWindow)
189 DECLARE_EVENT_TABLE()
190 DECLARE_NO_COPY_CLASS(wxGridCornerLabelWindow)
191 };
192
193 class WXDLLIMPEXP_ADV wxGridWindow : public wxWindow
194 {
195 public:
196 wxGridWindow()
197 {
198 m_owner = (wxGrid *)NULL;
199 m_rowLabelWin = (wxGridRowLabelWindow *)NULL;
200 m_colLabelWin = (wxGridColLabelWindow *)NULL;
201 }
202
203 wxGridWindow( wxGrid *parent,
204 wxGridRowLabelWindow *rowLblWin,
205 wxGridColLabelWindow *colLblWin,
206 wxWindowID id, const wxPoint &pos, const wxSize &size );
207 ~wxGridWindow();
208
209 void ScrollWindow( int dx, int dy, const wxRect *rect );
210
211 wxGrid* GetOwner() { return m_owner; }
212
213 private:
214 wxGrid *m_owner;
215 wxGridRowLabelWindow *m_rowLabelWin;
216 wxGridColLabelWindow *m_colLabelWin;
217
218 void OnPaint( wxPaintEvent &event );
219 void OnMouseWheel( wxMouseEvent& event );
220 void OnMouseEvent( wxMouseEvent& event );
221 void OnKeyDown( wxKeyEvent& );
222 void OnKeyUp( wxKeyEvent& );
223 void OnEraseBackground( wxEraseEvent& );
224
225
226 DECLARE_DYNAMIC_CLASS(wxGridWindow)
227 DECLARE_EVENT_TABLE()
228 DECLARE_NO_COPY_CLASS(wxGridWindow)
229 };
230
231
232
233 class wxGridCellEditorEvtHandler : public wxEvtHandler
234 {
235 public:
236 wxGridCellEditorEvtHandler()
237 : m_grid(0), m_editor(0)
238 { }
239 wxGridCellEditorEvtHandler(wxGrid* grid, wxGridCellEditor* editor)
240 : m_grid(grid), m_editor(editor)
241 { }
242
243 void OnKeyDown(wxKeyEvent& event);
244 void OnChar(wxKeyEvent& event);
245
246 private:
247 wxGrid* m_grid;
248 wxGridCellEditor* m_editor;
249 DECLARE_DYNAMIC_CLASS(wxGridCellEditorEvtHandler)
250 DECLARE_EVENT_TABLE()
251 DECLARE_NO_COPY_CLASS(wxGridCellEditorEvtHandler)
252 };
253
254
255 IMPLEMENT_DYNAMIC_CLASS( wxGridCellEditorEvtHandler, wxEvtHandler )
256 BEGIN_EVENT_TABLE( wxGridCellEditorEvtHandler, wxEvtHandler )
257 EVT_KEY_DOWN( wxGridCellEditorEvtHandler::OnKeyDown )
258 EVT_CHAR( wxGridCellEditorEvtHandler::OnChar )
259 END_EVENT_TABLE()
260
261
262
263 // ----------------------------------------------------------------------------
264 // the internal data representation used by wxGridCellAttrProvider
265 // ----------------------------------------------------------------------------
266
267 // this class stores attributes set for cells
268 class WXDLLIMPEXP_ADV wxGridCellAttrData
269 {
270 public:
271 void SetAttr(wxGridCellAttr *attr, int row, int col);
272 wxGridCellAttr *GetAttr(int row, int col) const;
273 void UpdateAttrRows( size_t pos, int numRows );
274 void UpdateAttrCols( size_t pos, int numCols );
275
276 private:
277 // searches for the attr for given cell, returns wxNOT_FOUND if not found
278 int FindIndex(int row, int col) const;
279
280 wxGridCellWithAttrArray m_attrs;
281 };
282
283 // this class stores attributes set for rows or columns
284 class WXDLLIMPEXP_ADV wxGridRowOrColAttrData
285 {
286 public:
287 // empty ctor to suppress warnings
288 wxGridRowOrColAttrData() { }
289 ~wxGridRowOrColAttrData();
290
291 void SetAttr(wxGridCellAttr *attr, int rowOrCol);
292 wxGridCellAttr *GetAttr(int rowOrCol) const;
293 void UpdateAttrRowsOrCols( size_t pos, int numRowsOrCols );
294
295 private:
296 wxArrayInt m_rowsOrCols;
297 wxArrayAttrs m_attrs;
298 };
299
300 // NB: this is just a wrapper around 3 objects: one which stores cell
301 // attributes, and 2 others for row/col ones
302 class WXDLLIMPEXP_ADV wxGridCellAttrProviderData
303 {
304 public:
305 wxGridCellAttrData m_cellAttrs;
306 wxGridRowOrColAttrData m_rowAttrs,
307 m_colAttrs;
308 };
309
310
311 // ----------------------------------------------------------------------------
312 // data structures used for the data type registry
313 // ----------------------------------------------------------------------------
314
315 struct wxGridDataTypeInfo
316 {
317 wxGridDataTypeInfo(const wxString& typeName,
318 wxGridCellRenderer* renderer,
319 wxGridCellEditor* editor)
320 : m_typeName(typeName), m_renderer(renderer), m_editor(editor)
321 { }
322
323 ~wxGridDataTypeInfo()
324 {
325 wxSafeDecRef(m_renderer);
326 wxSafeDecRef(m_editor);
327 }
328
329 wxString m_typeName;
330 wxGridCellRenderer* m_renderer;
331 wxGridCellEditor* m_editor;
332
333 DECLARE_NO_COPY_CLASS(wxGridDataTypeInfo)
334 };
335
336
337 WX_DEFINE_ARRAY_WITH_DECL_NO_PTR(wxGridDataTypeInfo*, wxGridDataTypeInfoArray,
338 class WXDLLIMPEXP_ADV);
339
340
341 class WXDLLIMPEXP_ADV wxGridTypeRegistry
342 {
343 public:
344 wxGridTypeRegistry() {}
345 ~wxGridTypeRegistry();
346
347 void RegisterDataType(const wxString& typeName,
348 wxGridCellRenderer* renderer,
349 wxGridCellEditor* editor);
350
351 // find one of already registered data types
352 int FindRegisteredDataType(const wxString& typeName);
353
354 // try to FindRegisteredDataType(), if this fails and typeName is one of
355 // standard typenames, register it and return its index
356 int FindDataType(const wxString& typeName);
357
358 // try to FindDataType(), if it fails see if it is not one of already
359 // registered data types with some params in which case clone the
360 // registered data type and set params for it
361 int FindOrCloneDataType(const wxString& typeName);
362
363 wxGridCellRenderer* GetRenderer(int index);
364 wxGridCellEditor* GetEditor(int index);
365
366 private:
367 wxGridDataTypeInfoArray m_typeinfo;
368 };
369
370 // ----------------------------------------------------------------------------
371 // conditional compilation
372 // ----------------------------------------------------------------------------
373
374 #ifndef WXGRID_DRAW_LINES
375 #define WXGRID_DRAW_LINES 1
376 #endif
377
378 // ----------------------------------------------------------------------------
379 // globals
380 // ----------------------------------------------------------------------------
381
382 //#define DEBUG_ATTR_CACHE
383 #ifdef DEBUG_ATTR_CACHE
384 static size_t gs_nAttrCacheHits = 0;
385 static size_t gs_nAttrCacheMisses = 0;
386 #endif // DEBUG_ATTR_CACHE
387
388 // ----------------------------------------------------------------------------
389 // constants
390 // ----------------------------------------------------------------------------
391
392 wxGridCellCoords wxGridNoCellCoords( -1, -1 );
393 wxRect wxGridNoCellRect( -1, -1, -1, -1 );
394
395 // scroll line size
396 // TODO: this doesn't work at all, grid cells have different sizes and approx
397 // calculations don't work as because of the size mismatch scrollbars
398 // sometimes fail to be shown when they should be or vice versa
399 //
400 // The scroll bars may be a little flakey once in a while, but that is
401 // surely much less horrible than having scroll lines of only 1!!!
402 // -- Robin
403 //
404 // Well, it's still seriously broken so it might be better but needs
405 // fixing anyhow
406 // -- Vadim
407 static const size_t GRID_SCROLL_LINE_X = 15; // 1;
408 static const size_t GRID_SCROLL_LINE_Y = GRID_SCROLL_LINE_X;
409
410 // the size of hash tables used a bit everywhere (the max number of elements
411 // in these hash tables is the number of rows/columns)
412 static const int GRID_HASH_SIZE = 100;
413
414 // ----------------------------------------------------------------------------
415 // private functions
416 // ----------------------------------------------------------------------------
417
418 static inline int GetScrollX(int x)
419 {
420 return (x + GRID_SCROLL_LINE_X - 1) / GRID_SCROLL_LINE_X;
421 }
422
423 static inline int GetScrollY(int y)
424 {
425 return (y + GRID_SCROLL_LINE_Y - 1) / GRID_SCROLL_LINE_Y;
426 }
427
428 // ============================================================================
429 // implementation
430 // ============================================================================
431
432 // ----------------------------------------------------------------------------
433 // wxGridCellEditor
434 // ----------------------------------------------------------------------------
435
436 wxGridCellEditor::wxGridCellEditor()
437 {
438 m_control = NULL;
439 m_attr = NULL;
440 }
441
442
443 wxGridCellEditor::~wxGridCellEditor()
444 {
445 Destroy();
446 }
447
448 void wxGridCellEditor::Create(wxWindow* WXUNUSED(parent),
449 wxWindowID WXUNUSED(id),
450 wxEvtHandler* evtHandler)
451 {
452 if ( evtHandler )
453 m_control->PushEventHandler(evtHandler);
454 }
455
456 void wxGridCellEditor::PaintBackground(const wxRect& rectCell,
457 wxGridCellAttr *attr)
458 {
459 // erase the background because we might not fill the cell
460 wxClientDC dc(m_control->GetParent());
461 wxGridWindow* gridWindow = wxDynamicCast(m_control->GetParent(), wxGridWindow);
462 if (gridWindow)
463 gridWindow->GetOwner()->PrepareDC(dc);
464
465 dc.SetPen(*wxTRANSPARENT_PEN);
466 dc.SetBrush(wxBrush(attr->GetBackgroundColour(), wxSOLID));
467 dc.DrawRectangle(rectCell);
468
469 // redraw the control we just painted over
470 m_control->Refresh();
471 }
472
473 void wxGridCellEditor::Destroy()
474 {
475 if (m_control)
476 {
477 m_control->PopEventHandler(TRUE /* delete it*/);
478
479 m_control->Destroy();
480 m_control = NULL;
481 }
482 }
483
484 void wxGridCellEditor::Show(bool show, wxGridCellAttr *attr)
485 {
486 wxASSERT_MSG(m_control,
487 wxT("The wxGridCellEditor must be Created first!"));
488 m_control->Show(show);
489
490 if ( show )
491 {
492 // set the colours/fonts if we have any
493 if ( attr )
494 {
495 m_colFgOld = m_control->GetForegroundColour();
496 m_control->SetForegroundColour(attr->GetTextColour());
497
498 m_colBgOld = m_control->GetBackgroundColour();
499 m_control->SetBackgroundColour(attr->GetBackgroundColour());
500
501 m_fontOld = m_control->GetFont();
502 m_control->SetFont(attr->GetFont());
503
504 // can't do anything more in the base class version, the other
505 // attributes may only be used by the derived classes
506 }
507 }
508 else
509 {
510 // restore the standard colours fonts
511 if ( m_colFgOld.Ok() )
512 {
513 m_control->SetForegroundColour(m_colFgOld);
514 m_colFgOld = wxNullColour;
515 }
516
517 if ( m_colBgOld.Ok() )
518 {
519 m_control->SetBackgroundColour(m_colBgOld);
520 m_colBgOld = wxNullColour;
521 }
522
523 if ( m_fontOld.Ok() )
524 {
525 m_control->SetFont(m_fontOld);
526 m_fontOld = wxNullFont;
527 }
528 }
529 }
530
531 void wxGridCellEditor::SetSize(const wxRect& rect)
532 {
533 wxASSERT_MSG(m_control,
534 wxT("The wxGridCellEditor must be Created first!"));
535 m_control->SetSize(rect, wxSIZE_ALLOW_MINUS_ONE);
536 }
537
538 void wxGridCellEditor::HandleReturn(wxKeyEvent& event)
539 {
540 event.Skip();
541 }
542
543 bool wxGridCellEditor::IsAcceptedKey(wxKeyEvent& event)
544 {
545 // accept the simple key presses, not anything with Ctrl/Alt/Meta
546 return !(event.ControlDown() || event.AltDown());
547 }
548
549 void wxGridCellEditor::StartingKey(wxKeyEvent& event)
550 {
551 event.Skip();
552 }
553
554 void wxGridCellEditor::StartingClick()
555 {
556 }
557
558 #if wxUSE_TEXTCTRL
559
560 // ----------------------------------------------------------------------------
561 // wxGridCellTextEditor
562 // ----------------------------------------------------------------------------
563
564 wxGridCellTextEditor::wxGridCellTextEditor()
565 {
566 m_maxChars = 0;
567 }
568
569 void wxGridCellTextEditor::Create(wxWindow* parent,
570 wxWindowID id,
571 wxEvtHandler* evtHandler)
572 {
573 m_control = new wxTextCtrl(parent, id, wxEmptyString,
574 wxDefaultPosition, wxDefaultSize
575 #if defined(__WXMSW__)
576 , wxTE_PROCESS_TAB | wxTE_AUTO_SCROLL
577 #endif
578 );
579
580 // set max length allowed in the textctrl, if the parameter was set
581 if (m_maxChars != 0)
582 {
583 ((wxTextCtrl*)m_control)->SetMaxLength(m_maxChars);
584 }
585
586 wxGridCellEditor::Create(parent, id, evtHandler);
587 }
588
589 void wxGridCellTextEditor::PaintBackground(const wxRect& WXUNUSED(rectCell),
590 wxGridCellAttr * WXUNUSED(attr))
591 {
592 // as we fill the entire client area, don't do anything here to minimize
593 // flicker
594 }
595
596 void wxGridCellTextEditor::SetSize(const wxRect& rectOrig)
597 {
598 wxRect rect(rectOrig);
599
600 // Make the edit control large enough to allow for internal
601 // margins
602 //
603 // TODO: remove this if the text ctrl sizing is improved esp. for
604 // unix
605 //
606 #if defined(__WXGTK__)
607 if (rect.x != 0)
608 {
609 rect.x += 1;
610 rect.y += 1;
611 rect.width -= 1;
612 rect.height -= 1;
613 }
614 #else // !GTK
615 int extra_x = ( rect.x > 2 )? 2 : 1;
616
617 // MB: treat MSW separately here otherwise the caret doesn't show
618 // when the editor is in the first row.
619 #if defined(__WXMSW__)
620 int extra_y = 2;
621 #else
622 int extra_y = ( rect.y > 2 )? 2 : 1;
623 #endif // MSW
624
625 #if defined(__WXMOTIF__)
626 extra_x *= 2;
627 extra_y *= 2;
628 #endif
629 rect.SetLeft( wxMax(0, rect.x - extra_x) );
630 rect.SetTop( wxMax(0, rect.y - extra_y) );
631 rect.SetRight( rect.GetRight() + 2*extra_x );
632 rect.SetBottom( rect.GetBottom() + 2*extra_y );
633 #endif // GTK/!GTK
634
635 wxGridCellEditor::SetSize(rect);
636 }
637
638 void wxGridCellTextEditor::BeginEdit(int row, int col, wxGrid* grid)
639 {
640 wxASSERT_MSG(m_control,
641 wxT("The wxGridCellEditor must be Created first!"));
642
643 m_startValue = grid->GetTable()->GetValue(row, col);
644
645 DoBeginEdit(m_startValue);
646 }
647
648 void wxGridCellTextEditor::DoBeginEdit(const wxString& startValue)
649 {
650 Text()->SetValue(startValue);
651 Text()->SetInsertionPointEnd();
652 Text()->SetSelection(-1,-1);
653 Text()->SetFocus();
654 }
655
656 bool wxGridCellTextEditor::EndEdit(int row, int col,
657 wxGrid* grid)
658 {
659 wxASSERT_MSG(m_control,
660 wxT("The wxGridCellEditor must be Created first!"));
661
662 bool changed = FALSE;
663 wxString value = Text()->GetValue();
664 if (value != m_startValue)
665 changed = TRUE;
666
667 if (changed)
668 grid->GetTable()->SetValue(row, col, value);
669
670 m_startValue = wxEmptyString;
671 Text()->SetValue(m_startValue);
672
673 return changed;
674 }
675
676
677 void wxGridCellTextEditor::Reset()
678 {
679 wxASSERT_MSG(m_control,
680 wxT("The wxGridCellEditor must be Created first!"));
681
682 DoReset(m_startValue);
683 }
684
685 void wxGridCellTextEditor::DoReset(const wxString& startValue)
686 {
687 Text()->SetValue(startValue);
688 Text()->SetInsertionPointEnd();
689 }
690
691 bool wxGridCellTextEditor::IsAcceptedKey(wxKeyEvent& event)
692 {
693 if ( wxGridCellEditor::IsAcceptedKey(event) )
694 {
695 int keycode = event.GetKeyCode();
696 switch ( keycode )
697 {
698 case WXK_NUMPAD0:
699 case WXK_NUMPAD1:
700 case WXK_NUMPAD2:
701 case WXK_NUMPAD3:
702 case WXK_NUMPAD4:
703 case WXK_NUMPAD5:
704 case WXK_NUMPAD6:
705 case WXK_NUMPAD7:
706 case WXK_NUMPAD8:
707 case WXK_NUMPAD9:
708 case WXK_MULTIPLY:
709 case WXK_NUMPAD_MULTIPLY:
710 case WXK_ADD:
711 case WXK_NUMPAD_ADD:
712 case WXK_SUBTRACT:
713 case WXK_NUMPAD_SUBTRACT:
714 case WXK_DECIMAL:
715 case WXK_NUMPAD_DECIMAL:
716 case WXK_DIVIDE:
717 case WXK_NUMPAD_DIVIDE:
718 return TRUE;
719
720 default:
721 // accept 8 bit chars too if isprint() agrees
722 if ( (keycode < 255) && (wxIsprint(keycode)) )
723 return TRUE;
724 }
725 }
726
727 return FALSE;
728 }
729
730 void wxGridCellTextEditor::StartingKey(wxKeyEvent& event)
731 {
732 if ( !Text()->EmulateKeyPress(event) )
733 {
734 event.Skip();
735 }
736 }
737
738 void wxGridCellTextEditor::HandleReturn( wxKeyEvent&
739 WXUNUSED_GTK(WXUNUSED_MOTIF(event)) )
740 {
741 #if defined(__WXMOTIF__) || defined(__WXGTK__)
742 // wxMotif needs a little extra help...
743 size_t pos = (size_t)( Text()->GetInsertionPoint() );
744 wxString s( Text()->GetValue() );
745 s = s.Left(pos) + wxT("\n") + s.Mid(pos);
746 Text()->SetValue(s);
747 Text()->SetInsertionPoint( pos );
748 #else
749 // the other ports can handle a Return key press
750 //
751 event.Skip();
752 #endif
753 }
754
755 void wxGridCellTextEditor::SetParameters(const wxString& params)
756 {
757 if ( !params )
758 {
759 // reset to default
760 m_maxChars = 0;
761 }
762 else
763 {
764 long tmp;
765 if ( !params.ToLong(&tmp) )
766 {
767 wxLogDebug(_T("Invalid wxGridCellTextEditor parameter string '%s' ignored"), params.c_str());
768 }
769 else
770 {
771 m_maxChars = (size_t)tmp;
772 }
773 }
774 }
775
776 // return the value in the text control
777 wxString wxGridCellTextEditor::GetValue() const
778 {
779 return Text()->GetValue();
780 }
781
782 // ----------------------------------------------------------------------------
783 // wxGridCellNumberEditor
784 // ----------------------------------------------------------------------------
785
786 wxGridCellNumberEditor::wxGridCellNumberEditor(int min, int max)
787 {
788 m_min = min;
789 m_max = max;
790 }
791
792 void wxGridCellNumberEditor::Create(wxWindow* parent,
793 wxWindowID id,
794 wxEvtHandler* evtHandler)
795 {
796 if ( HasRange() )
797 {
798 // create a spin ctrl
799 m_control = new wxSpinCtrl(parent, -1, wxEmptyString,
800 wxDefaultPosition, wxDefaultSize,
801 wxSP_ARROW_KEYS,
802 m_min, m_max);
803
804 wxGridCellEditor::Create(parent, id, evtHandler);
805 }
806 else
807 {
808 // just a text control
809 wxGridCellTextEditor::Create(parent, id, evtHandler);
810
811 #if wxUSE_VALIDATORS
812 Text()->SetValidator(wxTextValidator(wxFILTER_NUMERIC));
813 #endif // wxUSE_VALIDATORS
814 }
815 }
816
817 void wxGridCellNumberEditor::BeginEdit(int row, int col, wxGrid* grid)
818 {
819 // first get the value
820 wxGridTableBase *table = grid->GetTable();
821 if ( table->CanGetValueAs(row, col, wxGRID_VALUE_NUMBER) )
822 {
823 m_valueOld = table->GetValueAsLong(row, col);
824 }
825 else
826 {
827 m_valueOld = 0;
828 wxString sValue = table->GetValue(row, col);
829 if (! sValue.ToLong(&m_valueOld) && ! sValue.IsEmpty())
830 {
831 wxFAIL_MSG( _T("this cell doesn't have numeric value") );
832 return;
833 }
834 }
835
836 if ( HasRange() )
837 {
838 Spin()->SetValue((int)m_valueOld);
839 Spin()->SetFocus();
840 }
841 else
842 {
843 DoBeginEdit(GetString());
844 }
845 }
846
847 bool wxGridCellNumberEditor::EndEdit(int row, int col,
848 wxGrid* grid)
849 {
850 bool changed;
851 long value = 0;
852 wxString text;
853
854 if ( HasRange() )
855 {
856 value = Spin()->GetValue();
857 changed = value != m_valueOld;
858 if (changed)
859 text = wxString::Format(wxT("%ld"), value);
860 }
861 else
862 {
863 text = Text()->GetValue();
864 changed = (text.IsEmpty() || text.ToLong(&value)) && (value != m_valueOld);
865 }
866
867 if ( changed )
868 {
869 if (grid->GetTable()->CanSetValueAs(row, col, wxGRID_VALUE_NUMBER))
870 grid->GetTable()->SetValueAsLong(row, col, value);
871 else
872 grid->GetTable()->SetValue(row, col, text);
873 }
874
875 return changed;
876 }
877
878 void wxGridCellNumberEditor::Reset()
879 {
880 if ( HasRange() )
881 {
882 Spin()->SetValue((int)m_valueOld);
883 }
884 else
885 {
886 DoReset(GetString());
887 }
888 }
889
890 bool wxGridCellNumberEditor::IsAcceptedKey(wxKeyEvent& event)
891 {
892 if ( wxGridCellEditor::IsAcceptedKey(event) )
893 {
894 int keycode = event.GetKeyCode();
895 switch ( keycode )
896 {
897 case WXK_NUMPAD0:
898 case WXK_NUMPAD1:
899 case WXK_NUMPAD2:
900 case WXK_NUMPAD3:
901 case WXK_NUMPAD4:
902 case WXK_NUMPAD5:
903 case WXK_NUMPAD6:
904 case WXK_NUMPAD7:
905 case WXK_NUMPAD8:
906 case WXK_NUMPAD9:
907 case WXK_ADD:
908 case WXK_NUMPAD_ADD:
909 case WXK_SUBTRACT:
910 case WXK_NUMPAD_SUBTRACT:
911 case WXK_UP:
912 case WXK_DOWN:
913 return TRUE;
914
915 default:
916 if ( (keycode < 128) && wxIsdigit(keycode) )
917 return TRUE;
918 }
919 }
920
921 return FALSE;
922 }
923
924 void wxGridCellNumberEditor::StartingKey(wxKeyEvent& event)
925 {
926 if ( !HasRange() )
927 {
928 int keycode = event.GetKeyCode();
929 if ( wxIsdigit(keycode) || keycode == '+' || keycode == '-'
930 || keycode == WXK_NUMPAD0
931 || keycode == WXK_NUMPAD1
932 || keycode == WXK_NUMPAD2
933 || keycode == WXK_NUMPAD3
934 || keycode == WXK_NUMPAD4
935 || keycode == WXK_NUMPAD5
936 || keycode == WXK_NUMPAD6
937 || keycode == WXK_NUMPAD7
938 || keycode == WXK_NUMPAD8
939 || keycode == WXK_NUMPAD9
940 || keycode == WXK_ADD
941 || keycode == WXK_NUMPAD_ADD
942 || keycode == WXK_SUBTRACT
943 || keycode == WXK_NUMPAD_SUBTRACT)
944 {
945 wxGridCellTextEditor::StartingKey(event);
946
947 // skip Skip() below
948 return;
949 }
950 }
951
952 event.Skip();
953 }
954
955 void wxGridCellNumberEditor::SetParameters(const wxString& params)
956 {
957 if ( !params )
958 {
959 // reset to default
960 m_min =
961 m_max = -1;
962 }
963 else
964 {
965 long tmp;
966 if ( params.BeforeFirst(_T(',')).ToLong(&tmp) )
967 {
968 m_min = (int)tmp;
969
970 if ( params.AfterFirst(_T(',')).ToLong(&tmp) )
971 {
972 m_max = (int)tmp;
973
974 // skip the error message below
975 return;
976 }
977 }
978
979 wxLogDebug(_T("Invalid wxGridCellNumberEditor parameter string '%s' ignored"), params.c_str());
980 }
981 }
982
983 // return the value in the spin control if it is there (the text control otherwise)
984 wxString wxGridCellNumberEditor::GetValue() const
985 {
986 wxString s;
987
988 if( HasRange() )
989 {
990 long value = Spin()->GetValue();
991 s.Printf(wxT("%ld"), value);
992 }
993 else
994 {
995 s = Text()->GetValue();
996 }
997 return s;
998 }
999
1000 // ----------------------------------------------------------------------------
1001 // wxGridCellFloatEditor
1002 // ----------------------------------------------------------------------------
1003
1004 wxGridCellFloatEditor::wxGridCellFloatEditor(int width, int precision)
1005 {
1006 m_width = width;
1007 m_precision = precision;
1008 }
1009
1010 void wxGridCellFloatEditor::Create(wxWindow* parent,
1011 wxWindowID id,
1012 wxEvtHandler* evtHandler)
1013 {
1014 wxGridCellTextEditor::Create(parent, id, evtHandler);
1015
1016 #if wxUSE_VALIDATORS
1017 Text()->SetValidator(wxTextValidator(wxFILTER_NUMERIC));
1018 #endif // wxUSE_VALIDATORS
1019 }
1020
1021 void wxGridCellFloatEditor::BeginEdit(int row, int col, wxGrid* grid)
1022 {
1023 // first get the value
1024 wxGridTableBase *table = grid->GetTable();
1025 if ( table->CanGetValueAs(row, col, wxGRID_VALUE_FLOAT) )
1026 {
1027 m_valueOld = table->GetValueAsDouble(row, col);
1028 }
1029 else
1030 {
1031 m_valueOld = 0.0;
1032 wxString sValue = table->GetValue(row, col);
1033 if (! sValue.ToDouble(&m_valueOld) && ! sValue.IsEmpty())
1034 {
1035 wxFAIL_MSG( _T("this cell doesn't have float value") );
1036 return;
1037 }
1038 }
1039
1040 DoBeginEdit(GetString());
1041 }
1042
1043 bool wxGridCellFloatEditor::EndEdit(int row, int col,
1044 wxGrid* grid)
1045 {
1046 double value = 0.0;
1047 wxString text(Text()->GetValue());
1048
1049 if ( (text.IsEmpty() || text.ToDouble(&value)) && (value != m_valueOld) )
1050 {
1051 if (grid->GetTable()->CanSetValueAs(row, col, wxGRID_VALUE_FLOAT))
1052 grid->GetTable()->SetValueAsDouble(row, col, value);
1053 else
1054 grid->GetTable()->SetValue(row, col, text);
1055
1056 return TRUE;
1057 }
1058 return FALSE;
1059 }
1060
1061 void wxGridCellFloatEditor::Reset()
1062 {
1063 DoReset(GetString());
1064 }
1065
1066 void wxGridCellFloatEditor::StartingKey(wxKeyEvent& event)
1067 {
1068 int keycode = event.GetKeyCode();
1069 if ( wxIsdigit(keycode) || keycode == '+' || keycode == '-' || keycode == '.'
1070 || keycode == WXK_NUMPAD0
1071 || keycode == WXK_NUMPAD1
1072 || keycode == WXK_NUMPAD2
1073 || keycode == WXK_NUMPAD3
1074 || keycode == WXK_NUMPAD4
1075 || keycode == WXK_NUMPAD5
1076 || keycode == WXK_NUMPAD6
1077 || keycode == WXK_NUMPAD7
1078 || keycode == WXK_NUMPAD8
1079 || keycode == WXK_NUMPAD9
1080 || keycode == WXK_ADD
1081 || keycode == WXK_NUMPAD_ADD
1082 || keycode == WXK_SUBTRACT
1083 || keycode == WXK_NUMPAD_SUBTRACT)
1084 {
1085 wxGridCellTextEditor::StartingKey(event);
1086
1087 // skip Skip() below
1088 return;
1089 }
1090
1091 event.Skip();
1092 }
1093
1094 void wxGridCellFloatEditor::SetParameters(const wxString& params)
1095 {
1096 if ( !params )
1097 {
1098 // reset to default
1099 m_width =
1100 m_precision = -1;
1101 }
1102 else
1103 {
1104 long tmp;
1105 if ( params.BeforeFirst(_T(',')).ToLong(&tmp) )
1106 {
1107 m_width = (int)tmp;
1108
1109 if ( params.AfterFirst(_T(',')).ToLong(&tmp) )
1110 {
1111 m_precision = (int)tmp;
1112
1113 // skip the error message below
1114 return;
1115 }
1116 }
1117
1118 wxLogDebug(_T("Invalid wxGridCellFloatEditor parameter string '%s' ignored"), params.c_str());
1119 }
1120 }
1121
1122 wxString wxGridCellFloatEditor::GetString() const
1123 {
1124 wxString fmt;
1125 if ( m_width == -1 )
1126 {
1127 // default width/precision
1128 fmt = _T("%f");
1129 }
1130 else if ( m_precision == -1 )
1131 {
1132 // default precision
1133 fmt.Printf(_T("%%%d.f"), m_width);
1134 }
1135 else
1136 {
1137 fmt.Printf(_T("%%%d.%df"), m_width, m_precision);
1138 }
1139
1140 return wxString::Format(fmt, m_valueOld);
1141 }
1142
1143 bool wxGridCellFloatEditor::IsAcceptedKey(wxKeyEvent& event)
1144 {
1145 if ( wxGridCellEditor::IsAcceptedKey(event) )
1146 {
1147 int keycode = event.GetKeyCode();
1148 switch ( keycode )
1149 {
1150 case WXK_NUMPAD0:
1151 case WXK_NUMPAD1:
1152 case WXK_NUMPAD2:
1153 case WXK_NUMPAD3:
1154 case WXK_NUMPAD4:
1155 case WXK_NUMPAD5:
1156 case WXK_NUMPAD6:
1157 case WXK_NUMPAD7:
1158 case WXK_NUMPAD8:
1159 case WXK_NUMPAD9:
1160 case WXK_ADD:
1161 case WXK_NUMPAD_ADD:
1162 case WXK_SUBTRACT:
1163 case WXK_NUMPAD_SUBTRACT:
1164 case WXK_DECIMAL:
1165 case WXK_NUMPAD_DECIMAL:
1166 return TRUE;
1167
1168 default:
1169 // additionally accept 'e' as in '1e+6'
1170 if ( (keycode < 128) &&
1171 (wxIsdigit(keycode) || tolower(keycode) == 'e') )
1172 return TRUE;
1173 }
1174 }
1175
1176 return FALSE;
1177 }
1178
1179 #endif // wxUSE_TEXTCTRL
1180
1181 #if wxUSE_CHECKBOX
1182
1183 // ----------------------------------------------------------------------------
1184 // wxGridCellBoolEditor
1185 // ----------------------------------------------------------------------------
1186
1187 void wxGridCellBoolEditor::Create(wxWindow* parent,
1188 wxWindowID id,
1189 wxEvtHandler* evtHandler)
1190 {
1191 m_control = new wxCheckBox(parent, id, wxEmptyString,
1192 wxDefaultPosition, wxDefaultSize,
1193 wxNO_BORDER);
1194
1195 wxGridCellEditor::Create(parent, id, evtHandler);
1196 }
1197
1198 void wxGridCellBoolEditor::SetSize(const wxRect& r)
1199 {
1200 bool resize = FALSE;
1201 wxSize size = m_control->GetSize();
1202 wxCoord minSize = wxMin(r.width, r.height);
1203
1204 // check if the checkbox is not too big/small for this cell
1205 wxSize sizeBest = m_control->GetBestSize();
1206 if ( !(size == sizeBest) )
1207 {
1208 // reset to default size if it had been made smaller
1209 size = sizeBest;
1210
1211 resize = TRUE;
1212 }
1213
1214 if ( size.x >= minSize || size.y >= minSize )
1215 {
1216 // leave 1 pixel margin
1217 size.x = size.y = minSize - 2;
1218
1219 resize = TRUE;
1220 }
1221
1222 if ( resize )
1223 {
1224 m_control->SetSize(size);
1225 }
1226
1227 // position it in the centre of the rectangle (TODO: support alignment?)
1228
1229 #if defined(__WXGTK__) || defined (__WXMOTIF__)
1230 // the checkbox without label still has some space to the right in wxGTK,
1231 // so shift it to the right
1232 size.x -= 8;
1233 #elif defined(__WXMSW__)
1234 // here too, but in other way
1235 size.x += 1;
1236 size.y -= 2;
1237 #endif
1238
1239 int hAlign = wxALIGN_CENTRE;
1240 int vAlign = wxALIGN_CENTRE;
1241 if (GetCellAttr())
1242 GetCellAttr()->GetAlignment(& hAlign, & vAlign);
1243
1244 int x = 0, y = 0;
1245 if (hAlign == wxALIGN_LEFT)
1246 {
1247 x = r.x + 2;
1248 #ifdef __WXMSW__
1249 x += 2;
1250 #endif
1251 y = r.y + r.height/2 - size.y/2;
1252 }
1253 else if (hAlign == wxALIGN_RIGHT)
1254 {
1255 x = r.x + r.width - size.x - 2;
1256 y = r.y + r.height/2 - size.y/2;
1257 }
1258 else if (hAlign == wxALIGN_CENTRE)
1259 {
1260 x = r.x + r.width/2 - size.x/2;
1261 y = r.y + r.height/2 - size.y/2;
1262 }
1263
1264 m_control->Move(x, y);
1265 }
1266
1267 void wxGridCellBoolEditor::Show(bool show, wxGridCellAttr *attr)
1268 {
1269 m_control->Show(show);
1270
1271 if ( show )
1272 {
1273 wxColour colBg = attr ? attr->GetBackgroundColour() : *wxLIGHT_GREY;
1274 CBox()->SetBackgroundColour(colBg);
1275 }
1276 }
1277
1278 void wxGridCellBoolEditor::BeginEdit(int row, int col, wxGrid* grid)
1279 {
1280 wxASSERT_MSG(m_control,
1281 wxT("The wxGridCellEditor must be Created first!"));
1282
1283 if (grid->GetTable()->CanGetValueAs(row, col, wxGRID_VALUE_BOOL))
1284 m_startValue = grid->GetTable()->GetValueAsBool(row, col);
1285 else
1286 {
1287 wxString cellval( grid->GetTable()->GetValue(row, col) );
1288 m_startValue = !( !cellval || (cellval == wxT("0")) );
1289 }
1290 CBox()->SetValue(m_startValue);
1291 CBox()->SetFocus();
1292 }
1293
1294 bool wxGridCellBoolEditor::EndEdit(int row, int col,
1295 wxGrid* grid)
1296 {
1297 wxASSERT_MSG(m_control,
1298 wxT("The wxGridCellEditor must be Created first!"));
1299
1300 bool changed = FALSE;
1301 bool value = CBox()->GetValue();
1302 if ( value != m_startValue )
1303 changed = TRUE;
1304
1305 if ( changed )
1306 {
1307 if (grid->GetTable()->CanGetValueAs(row, col, wxGRID_VALUE_BOOL))
1308 grid->GetTable()->SetValueAsBool(row, col, value);
1309 else
1310 grid->GetTable()->SetValue(row, col, value ? _T("1") : wxEmptyString);
1311 }
1312
1313 return changed;
1314 }
1315
1316 void wxGridCellBoolEditor::Reset()
1317 {
1318 wxASSERT_MSG(m_control,
1319 wxT("The wxGridCellEditor must be Created first!"));
1320
1321 CBox()->SetValue(m_startValue);
1322 }
1323
1324 void wxGridCellBoolEditor::StartingClick()
1325 {
1326 CBox()->SetValue(!CBox()->GetValue());
1327 }
1328
1329 bool wxGridCellBoolEditor::IsAcceptedKey(wxKeyEvent& event)
1330 {
1331 if ( wxGridCellEditor::IsAcceptedKey(event) )
1332 {
1333 int keycode = event.GetKeyCode();
1334 switch ( keycode )
1335 {
1336 case WXK_MULTIPLY:
1337 case WXK_NUMPAD_MULTIPLY:
1338 case WXK_ADD:
1339 case WXK_NUMPAD_ADD:
1340 case WXK_SUBTRACT:
1341 case WXK_NUMPAD_SUBTRACT:
1342 case WXK_SPACE:
1343 case '+':
1344 case '-':
1345 return TRUE;
1346 }
1347 }
1348
1349 return FALSE;
1350 }
1351
1352 // return the value as "1" for true and the empty string for false
1353 wxString wxGridCellBoolEditor::GetValue() const
1354 {
1355 bool bSet = CBox()->GetValue();
1356 return bSet ? _T("1") : wxEmptyString;
1357 }
1358
1359 #endif // wxUSE_CHECKBOX
1360
1361 #if wxUSE_COMBOBOX
1362
1363 // ----------------------------------------------------------------------------
1364 // wxGridCellChoiceEditor
1365 // ----------------------------------------------------------------------------
1366
1367 wxGridCellChoiceEditor::wxGridCellChoiceEditor(size_t count,
1368 const wxString choices[],
1369 bool allowOthers)
1370 : m_allowOthers(allowOthers)
1371 {
1372 if ( count )
1373 {
1374 m_choices.Alloc(count);
1375 for ( size_t n = 0; n < count; n++ )
1376 {
1377 m_choices.Add(choices[n]);
1378 }
1379 }
1380 }
1381
1382 wxGridCellEditor *wxGridCellChoiceEditor::Clone() const
1383 {
1384 wxGridCellChoiceEditor *editor = new wxGridCellChoiceEditor;
1385 editor->m_allowOthers = m_allowOthers;
1386 editor->m_choices = m_choices;
1387
1388 return editor;
1389 }
1390
1391 void wxGridCellChoiceEditor::Create(wxWindow* parent,
1392 wxWindowID id,
1393 wxEvtHandler* evtHandler)
1394 {
1395 size_t count = m_choices.GetCount();
1396 wxString *choices = new wxString[count];
1397 for ( size_t n = 0; n < count; n++ )
1398 {
1399 choices[n] = m_choices[n];
1400 }
1401
1402 m_control = new wxComboBox(parent, id, wxEmptyString,
1403 wxDefaultPosition, wxDefaultSize,
1404 count, choices,
1405 m_allowOthers ? 0 : wxCB_READONLY);
1406
1407 delete [] choices;
1408
1409 wxGridCellEditor::Create(parent, id, evtHandler);
1410 }
1411
1412 void wxGridCellChoiceEditor::PaintBackground(const wxRect& rectCell,
1413 wxGridCellAttr * attr)
1414 {
1415 // as we fill the entire client area, don't do anything here to minimize
1416 // flicker
1417
1418 // TODO: It doesn't actually fill the client area since the height of a
1419 // combo always defaults to the standard... Until someone has time to
1420 // figure out the right rectangle to paint, just do it the normal way...
1421 wxGridCellEditor::PaintBackground(rectCell, attr);
1422 }
1423
1424 void wxGridCellChoiceEditor::BeginEdit(int row, int col, wxGrid* grid)
1425 {
1426 wxASSERT_MSG(m_control,
1427 wxT("The wxGridCellEditor must be Created first!"));
1428
1429 m_startValue = grid->GetTable()->GetValue(row, col);
1430
1431 if (m_allowOthers)
1432 Combo()->SetValue(m_startValue);
1433 else
1434 {
1435 // find the right position, or default to the first if not found
1436 int pos = Combo()->FindString(m_startValue);
1437 if (pos == -1)
1438 pos = 0;
1439 Combo()->SetSelection(pos);
1440 }
1441 Combo()->SetInsertionPointEnd();
1442 Combo()->SetFocus();
1443 }
1444
1445 bool wxGridCellChoiceEditor::EndEdit(int row, int col,
1446 wxGrid* grid)
1447 {
1448 wxString value = Combo()->GetValue();
1449 bool changed = value != m_startValue;
1450
1451 if ( changed )
1452 grid->GetTable()->SetValue(row, col, value);
1453
1454 m_startValue = wxEmptyString;
1455 if (m_allowOthers)
1456 Combo()->SetValue(m_startValue);
1457 else
1458 Combo()->SetSelection(0);
1459
1460 return changed;
1461 }
1462
1463 void wxGridCellChoiceEditor::Reset()
1464 {
1465 Combo()->SetValue(m_startValue);
1466 Combo()->SetInsertionPointEnd();
1467 }
1468
1469 void wxGridCellChoiceEditor::SetParameters(const wxString& params)
1470 {
1471 if ( !params )
1472 {
1473 // what can we do?
1474 return;
1475 }
1476
1477 m_choices.Empty();
1478
1479 wxStringTokenizer tk(params, _T(','));
1480 while ( tk.HasMoreTokens() )
1481 {
1482 m_choices.Add(tk.GetNextToken());
1483 }
1484 }
1485
1486 // return the value in the text control
1487 wxString wxGridCellChoiceEditor::GetValue() const
1488 {
1489 return Combo()->GetValue();
1490 }
1491
1492 #endif // wxUSE_COMBOBOX
1493
1494 // ----------------------------------------------------------------------------
1495 // wxGridCellEditorEvtHandler
1496 // ----------------------------------------------------------------------------
1497
1498 void wxGridCellEditorEvtHandler::OnKeyDown(wxKeyEvent& event)
1499 {
1500 switch ( event.GetKeyCode() )
1501 {
1502 case WXK_ESCAPE:
1503 m_editor->Reset();
1504 m_grid->DisableCellEditControl();
1505 break;
1506
1507 case WXK_TAB:
1508 m_grid->GetEventHandler()->ProcessEvent( event );
1509 break;
1510
1511 case WXK_RETURN:
1512 case WXK_NUMPAD_ENTER:
1513 if (!m_grid->GetEventHandler()->ProcessEvent(event))
1514 m_editor->HandleReturn(event);
1515 break;
1516
1517
1518 default:
1519 event.Skip();
1520 }
1521 }
1522
1523 void wxGridCellEditorEvtHandler::OnChar(wxKeyEvent& event)
1524 {
1525 switch ( event.GetKeyCode() )
1526 {
1527 case WXK_ESCAPE:
1528 case WXK_TAB:
1529 case WXK_RETURN:
1530 case WXK_NUMPAD_ENTER:
1531 break;
1532
1533 default:
1534 event.Skip();
1535 }
1536 }
1537
1538 // ----------------------------------------------------------------------------
1539 // wxGridCellWorker is an (almost) empty common base class for
1540 // wxGridCellRenderer and wxGridCellEditor managing ref counting
1541 // ----------------------------------------------------------------------------
1542
1543 void wxGridCellWorker::SetParameters(const wxString& WXUNUSED(params))
1544 {
1545 // nothing to do
1546 }
1547
1548 wxGridCellWorker::~wxGridCellWorker()
1549 {
1550 }
1551
1552 // ============================================================================
1553 // renderer classes
1554 // ============================================================================
1555
1556 // ----------------------------------------------------------------------------
1557 // wxGridCellRenderer
1558 // ----------------------------------------------------------------------------
1559
1560 void wxGridCellRenderer::Draw(wxGrid& grid,
1561 wxGridCellAttr& attr,
1562 wxDC& dc,
1563 const wxRect& rect,
1564 int WXUNUSED(row), int WXUNUSED(col),
1565 bool isSelected)
1566 {
1567 dc.SetBackgroundMode( wxSOLID );
1568
1569 // grey out fields if the grid is disabled
1570 if( grid.IsEnabled() )
1571 {
1572 if ( isSelected )
1573 {
1574 dc.SetBrush( wxBrush(grid.GetSelectionBackground(), wxSOLID) );
1575 }
1576 else
1577 {
1578 dc.SetBrush( wxBrush(attr.GetBackgroundColour(), wxSOLID) );
1579 }
1580 }
1581 else
1582 {
1583 dc.SetBrush(wxBrush(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_BTNFACE), wxSOLID));
1584 }
1585
1586 dc.SetPen( *wxTRANSPARENT_PEN );
1587 dc.DrawRectangle(rect);
1588 }
1589
1590 // ----------------------------------------------------------------------------
1591 // wxGridCellStringRenderer
1592 // ----------------------------------------------------------------------------
1593
1594 void wxGridCellStringRenderer::SetTextColoursAndFont(wxGrid& grid,
1595 wxGridCellAttr& attr,
1596 wxDC& dc,
1597 bool isSelected)
1598 {
1599 dc.SetBackgroundMode( wxTRANSPARENT );
1600
1601 // TODO some special colours for attr.IsReadOnly() case?
1602
1603 // different coloured text when the grid is disabled
1604 if( grid.IsEnabled() )
1605 {
1606 if ( isSelected )
1607 {
1608 dc.SetTextBackground( grid.GetSelectionBackground() );
1609 dc.SetTextForeground( grid.GetSelectionForeground() );
1610 }
1611 else
1612 {
1613 dc.SetTextBackground( attr.GetBackgroundColour() );
1614 dc.SetTextForeground( attr.GetTextColour() );
1615 }
1616 }
1617 else
1618 {
1619 dc.SetTextBackground(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_BTNFACE));
1620 dc.SetTextForeground(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_GRAYTEXT));
1621 }
1622
1623 dc.SetFont( attr.GetFont() );
1624 }
1625
1626 wxSize wxGridCellStringRenderer::DoGetBestSize(wxGridCellAttr& attr,
1627 wxDC& dc,
1628 const wxString& text)
1629 {
1630 wxCoord x = 0, y = 0, max_x = 0;
1631 dc.SetFont(attr.GetFont());
1632 wxStringTokenizer tk(text, _T('\n'));
1633 while ( tk.HasMoreTokens() )
1634 {
1635 dc.GetTextExtent(tk.GetNextToken(), &x, &y);
1636 max_x = wxMax(max_x, x);
1637 }
1638
1639 y *= 1 + text.Freq(wxT('\n')); // multiply by the number of lines.
1640
1641 return wxSize(max_x, y);
1642 }
1643
1644 wxSize wxGridCellStringRenderer::GetBestSize(wxGrid& grid,
1645 wxGridCellAttr& attr,
1646 wxDC& dc,
1647 int row, int col)
1648 {
1649 return DoGetBestSize(attr, dc, grid.GetCellValue(row, col));
1650 }
1651
1652 void wxGridCellStringRenderer::Draw(wxGrid& grid,
1653 wxGridCellAttr& attr,
1654 wxDC& dc,
1655 const wxRect& rectCell,
1656 int row, int col,
1657 bool isSelected)
1658 {
1659 wxRect rect = rectCell;
1660 rect.Inflate(-1);
1661
1662 // erase only this cells background, overflow cells should have been erased
1663 wxGridCellRenderer::Draw(grid, attr, dc, rectCell, row, col, isSelected);
1664
1665 int hAlign, vAlign;
1666 attr.GetAlignment(&hAlign, &vAlign);
1667
1668 int overflowCols = 0;
1669
1670 if (attr.GetOverflow())
1671 {
1672 int cols = grid.GetNumberCols();
1673 int best_width = GetBestSize(grid,attr,dc,row,col).GetWidth();
1674 int cell_rows, cell_cols;
1675 attr.GetSize( &cell_rows, &cell_cols ); // shouldn't get here if <=0
1676 if ((best_width > rectCell.width) && (col < cols) && grid.GetTable())
1677 {
1678 int i, c_cols, c_rows;
1679 for (i = col+cell_cols; i < cols; i++)
1680 {
1681 bool is_empty = TRUE;
1682 for (int j=row; j<row+cell_rows; j++)
1683 {
1684 // check w/ anchor cell for multicell block
1685 grid.GetCellSize(j, i, &c_rows, &c_cols);
1686 if (c_rows > 0) c_rows = 0;
1687 if (!grid.GetTable()->IsEmptyCell(j+c_rows, i))
1688 {
1689 is_empty = FALSE;
1690 break;
1691 }
1692 }
1693 if (is_empty)
1694 rect.width += grid.GetColSize(i);
1695 else
1696 {
1697 i--;
1698 break;
1699 }
1700 if (rect.width >= best_width) break;
1701 }
1702 overflowCols = i - col - cell_cols + 1;
1703 if (overflowCols >= cols) overflowCols = cols - 1;
1704 }
1705
1706 if (overflowCols > 0) // redraw overflow cells w/ proper hilight
1707 {
1708 hAlign = wxALIGN_LEFT; // if oveflowed then it's left aligned
1709 wxRect clip = rect;
1710 clip.x += rectCell.width;
1711 // draw each overflow cell individually
1712 int col_end = col+cell_cols+overflowCols;
1713 if (col_end >= grid.GetNumberCols())
1714 col_end = grid.GetNumberCols() - 1;
1715 for (int i = col+cell_cols; i <= col_end; i++)
1716 {
1717 clip.width = grid.GetColSize(i) - 1;
1718 dc.DestroyClippingRegion();
1719 dc.SetClippingRegion(clip);
1720
1721 SetTextColoursAndFont(grid, attr, dc,
1722 grid.IsInSelection(row,i));
1723
1724 grid.DrawTextRectangle(dc, grid.GetCellValue(row, col),
1725 rect, hAlign, vAlign);
1726 clip.x += grid.GetColSize(i) - 1;
1727 }
1728
1729 rect = rectCell;
1730 rect.Inflate(-1);
1731 rect.width++;
1732 dc.DestroyClippingRegion();
1733 }
1734 }
1735
1736 // now we only have to draw the text
1737 SetTextColoursAndFont(grid, attr, dc, isSelected);
1738
1739 grid.DrawTextRectangle(dc, grid.GetCellValue(row, col),
1740 rect, hAlign, vAlign);
1741 }
1742
1743 // ----------------------------------------------------------------------------
1744 // wxGridCellNumberRenderer
1745 // ----------------------------------------------------------------------------
1746
1747 wxString wxGridCellNumberRenderer::GetString(wxGrid& grid, int row, int col)
1748 {
1749 wxGridTableBase *table = grid.GetTable();
1750 wxString text;
1751 if ( table->CanGetValueAs(row, col, wxGRID_VALUE_NUMBER) )
1752 {
1753 text.Printf(_T("%ld"), table->GetValueAsLong(row, col));
1754 }
1755 else
1756 {
1757 text = table->GetValue(row, col);
1758 }
1759
1760 return text;
1761 }
1762
1763 void wxGridCellNumberRenderer::Draw(wxGrid& grid,
1764 wxGridCellAttr& attr,
1765 wxDC& dc,
1766 const wxRect& rectCell,
1767 int row, int col,
1768 bool isSelected)
1769 {
1770 wxGridCellRenderer::Draw(grid, attr, dc, rectCell, row, col, isSelected);
1771
1772 SetTextColoursAndFont(grid, attr, dc, isSelected);
1773
1774 // draw the text right aligned by default
1775 int hAlign, vAlign;
1776 attr.GetAlignment(&hAlign, &vAlign);
1777 hAlign = wxALIGN_RIGHT;
1778
1779 wxRect rect = rectCell;
1780 rect.Inflate(-1);
1781
1782 grid.DrawTextRectangle(dc, GetString(grid, row, col), rect, hAlign, vAlign);
1783 }
1784
1785 wxSize wxGridCellNumberRenderer::GetBestSize(wxGrid& grid,
1786 wxGridCellAttr& attr,
1787 wxDC& dc,
1788 int row, int col)
1789 {
1790 return DoGetBestSize(attr, dc, GetString(grid, row, col));
1791 }
1792
1793 // ----------------------------------------------------------------------------
1794 // wxGridCellFloatRenderer
1795 // ----------------------------------------------------------------------------
1796
1797 wxGridCellFloatRenderer::wxGridCellFloatRenderer(int width, int precision)
1798 {
1799 SetWidth(width);
1800 SetPrecision(precision);
1801 }
1802
1803 wxGridCellRenderer *wxGridCellFloatRenderer::Clone() const
1804 {
1805 wxGridCellFloatRenderer *renderer = new wxGridCellFloatRenderer;
1806 renderer->m_width = m_width;
1807 renderer->m_precision = m_precision;
1808 renderer->m_format = m_format;
1809
1810 return renderer;
1811 }
1812
1813 wxString wxGridCellFloatRenderer::GetString(wxGrid& grid, int row, int col)
1814 {
1815 wxGridTableBase *table = grid.GetTable();
1816
1817 bool hasDouble;
1818 double val;
1819 wxString text;
1820 if ( table->CanGetValueAs(row, col, wxGRID_VALUE_FLOAT) )
1821 {
1822 val = table->GetValueAsDouble(row, col);
1823 hasDouble = TRUE;
1824 }
1825 else
1826 {
1827 text = table->GetValue(row, col);
1828 hasDouble = text.ToDouble(&val);
1829 }
1830
1831 if ( hasDouble )
1832 {
1833 if ( !m_format )
1834 {
1835 if ( m_width == -1 )
1836 {
1837 if ( m_precision == -1 )
1838 {
1839 // default width/precision
1840 m_format = _T("%f");
1841 }
1842 else
1843 {
1844 m_format.Printf(_T("%%.%df"), m_precision);
1845 }
1846 }
1847 else if ( m_precision == -1 )
1848 {
1849 // default precision
1850 m_format.Printf(_T("%%%d.f"), m_width);
1851 }
1852 else
1853 {
1854 m_format.Printf(_T("%%%d.%df"), m_width, m_precision);
1855 }
1856 }
1857
1858 text.Printf(m_format, val);
1859
1860 }
1861 //else: text already contains the string
1862
1863 return text;
1864 }
1865
1866 void wxGridCellFloatRenderer::Draw(wxGrid& grid,
1867 wxGridCellAttr& attr,
1868 wxDC& dc,
1869 const wxRect& rectCell,
1870 int row, int col,
1871 bool isSelected)
1872 {
1873 wxGridCellRenderer::Draw(grid, attr, dc, rectCell, row, col, isSelected);
1874
1875 SetTextColoursAndFont(grid, attr, dc, isSelected);
1876
1877 // draw the text right aligned by default
1878 int hAlign, vAlign;
1879 attr.GetAlignment(&hAlign, &vAlign);
1880 hAlign = wxALIGN_RIGHT;
1881
1882 wxRect rect = rectCell;
1883 rect.Inflate(-1);
1884
1885 grid.DrawTextRectangle(dc, GetString(grid, row, col), rect, hAlign, vAlign);
1886 }
1887
1888 wxSize wxGridCellFloatRenderer::GetBestSize(wxGrid& grid,
1889 wxGridCellAttr& attr,
1890 wxDC& dc,
1891 int row, int col)
1892 {
1893 return DoGetBestSize(attr, dc, GetString(grid, row, col));
1894 }
1895
1896 void wxGridCellFloatRenderer::SetParameters(const wxString& params)
1897 {
1898 if ( !params )
1899 {
1900 // reset to defaults
1901 SetWidth(-1);
1902 SetPrecision(-1);
1903 }
1904 else
1905 {
1906 wxString tmp = params.BeforeFirst(_T(','));
1907 if ( !!tmp )
1908 {
1909 long width;
1910 if ( tmp.ToLong(&width) )
1911 {
1912 SetWidth((int)width);
1913 }
1914 else
1915 {
1916 wxLogDebug(_T("Invalid wxGridCellFloatRenderer width parameter string '%s ignored"), params.c_str());
1917 }
1918
1919 }
1920 tmp = params.AfterFirst(_T(','));
1921 if ( !!tmp )
1922 {
1923 long precision;
1924 if ( tmp.ToLong(&precision) )
1925 {
1926 SetPrecision((int)precision);
1927 }
1928 else
1929 {
1930 wxLogDebug(_T("Invalid wxGridCellFloatRenderer precision parameter string '%s ignored"), params.c_str());
1931 }
1932
1933 }
1934 }
1935 }
1936
1937
1938 // ----------------------------------------------------------------------------
1939 // wxGridCellBoolRenderer
1940 // ----------------------------------------------------------------------------
1941
1942 wxSize wxGridCellBoolRenderer::ms_sizeCheckMark;
1943
1944 // FIXME these checkbox size calculations are really ugly...
1945
1946 // between checkmark and box
1947 static const wxCoord wxGRID_CHECKMARK_MARGIN = 2;
1948
1949 wxSize wxGridCellBoolRenderer::GetBestSize(wxGrid& grid,
1950 wxGridCellAttr& WXUNUSED(attr),
1951 wxDC& WXUNUSED(dc),
1952 int WXUNUSED(row),
1953 int WXUNUSED(col))
1954 {
1955 // compute it only once (no locks for MT safeness in GUI thread...)
1956 if ( !ms_sizeCheckMark.x )
1957 {
1958 // get checkbox size
1959 wxCoord checkSize = 0;
1960 wxCheckBox *checkbox = new wxCheckBox(&grid, -1, wxEmptyString);
1961 wxSize size = checkbox->GetBestSize();
1962 checkSize = size.y + 2*wxGRID_CHECKMARK_MARGIN;
1963
1964 // FIXME wxGTK::wxCheckBox::GetBestSize() gives "wrong" result
1965 #if defined(__WXGTK__) || defined(__WXMOTIF__)
1966 checkSize -= size.y / 2;
1967 #endif
1968
1969 delete checkbox;
1970
1971 ms_sizeCheckMark.x = ms_sizeCheckMark.y = checkSize;
1972 }
1973
1974 return ms_sizeCheckMark;
1975 }
1976
1977 void wxGridCellBoolRenderer::Draw(wxGrid& grid,
1978 wxGridCellAttr& attr,
1979 wxDC& dc,
1980 const wxRect& rect,
1981 int row, int col,
1982 bool isSelected)
1983 {
1984 wxGridCellRenderer::Draw(grid, attr, dc, rect, row, col, isSelected);
1985
1986 // draw a check mark in the centre (ignoring alignment - TODO)
1987 wxSize size = GetBestSize(grid, attr, dc, row, col);
1988
1989 // don't draw outside the cell
1990 wxCoord minSize = wxMin(rect.width, rect.height);
1991 if ( size.x >= minSize || size.y >= minSize )
1992 {
1993 // and even leave (at least) 1 pixel margin
1994 size.x = size.y = minSize - 2;
1995 }
1996
1997 // draw a border around checkmark
1998 int vAlign, hAlign;
1999 attr.GetAlignment(& hAlign, &vAlign);
2000
2001 wxRect rectBorder;
2002 if (hAlign == wxALIGN_CENTRE)
2003 {
2004 rectBorder.x = rect.x + rect.width/2 - size.x/2;
2005 rectBorder.y = rect.y + rect.height/2 - size.y/2;
2006 rectBorder.width = size.x;
2007 rectBorder.height = size.y;
2008 }
2009 else if (hAlign == wxALIGN_LEFT)
2010 {
2011 rectBorder.x = rect.x + 2;
2012 rectBorder.y = rect.y + rect.height/2 - size.y/2;
2013 rectBorder.width = size.x;
2014 rectBorder.height = size.y;
2015 }
2016 else if (hAlign == wxALIGN_RIGHT)
2017 {
2018 rectBorder.x = rect.x + rect.width - size.x - 2;
2019 rectBorder.y = rect.y + rect.height/2 - size.y/2;
2020 rectBorder.width = size.x;
2021 rectBorder.height = size.y;
2022 }
2023
2024 bool value;
2025 if ( grid.GetTable()->CanGetValueAs(row, col, wxGRID_VALUE_BOOL) )
2026 value = grid.GetTable()->GetValueAsBool(row, col);
2027 else
2028 {
2029 wxString cellval( grid.GetTable()->GetValue(row, col) );
2030 value = !( !cellval || (cellval == wxT("0")) );
2031 }
2032
2033 if ( value )
2034 {
2035 wxRect rectMark = rectBorder;
2036 #ifdef __WXMSW__
2037 // MSW DrawCheckMark() is weird (and should probably be changed...)
2038 rectMark.Inflate(-wxGRID_CHECKMARK_MARGIN/2);
2039 rectMark.x++;
2040 rectMark.y++;
2041 #else // !MSW
2042 rectMark.Inflate(-wxGRID_CHECKMARK_MARGIN);
2043 #endif // MSW/!MSW
2044
2045 dc.SetTextForeground(attr.GetTextColour());
2046 dc.DrawCheckMark(rectMark);
2047 }
2048
2049 dc.SetBrush(*wxTRANSPARENT_BRUSH);
2050 dc.SetPen(wxPen(attr.GetTextColour(), 1, wxSOLID));
2051 dc.DrawRectangle(rectBorder);
2052 }
2053
2054 // ----------------------------------------------------------------------------
2055 // wxGridCellAttr
2056 // ----------------------------------------------------------------------------
2057
2058 void wxGridCellAttr::Init(wxGridCellAttr *attrDefault)
2059 {
2060 m_nRef = 1;
2061
2062 m_isReadOnly = Unset;
2063
2064 m_renderer = NULL;
2065 m_editor = NULL;
2066
2067 m_attrkind = wxGridCellAttr::Cell;
2068
2069 m_sizeRows = m_sizeCols = 1;
2070 m_overflow = UnsetOverflow;
2071
2072 SetDefAttr(attrDefault);
2073 }
2074
2075 wxGridCellAttr *wxGridCellAttr::Clone() const
2076 {
2077 wxGridCellAttr *attr = new wxGridCellAttr(m_defGridAttr);
2078
2079 if ( HasTextColour() )
2080 attr->SetTextColour(GetTextColour());
2081 if ( HasBackgroundColour() )
2082 attr->SetBackgroundColour(GetBackgroundColour());
2083 if ( HasFont() )
2084 attr->SetFont(GetFont());
2085 if ( HasAlignment() )
2086 attr->SetAlignment(m_hAlign, m_vAlign);
2087
2088 attr->SetSize( m_sizeRows, m_sizeCols );
2089
2090 if ( m_renderer )
2091 {
2092 attr->SetRenderer(m_renderer);
2093 m_renderer->IncRef();
2094 }
2095 if ( m_editor )
2096 {
2097 attr->SetEditor(m_editor);
2098 m_editor->IncRef();
2099 }
2100
2101 if ( IsReadOnly() )
2102 attr->SetReadOnly();
2103
2104 attr->SetKind( m_attrkind );
2105
2106 return attr;
2107 }
2108
2109 void wxGridCellAttr::MergeWith(wxGridCellAttr *mergefrom)
2110 {
2111 if ( !HasTextColour() && mergefrom->HasTextColour() )
2112 SetTextColour(mergefrom->GetTextColour());
2113 if ( !HasBackgroundColour() && mergefrom->HasBackgroundColour() )
2114 SetBackgroundColour(mergefrom->GetBackgroundColour());
2115 if ( !HasFont() && mergefrom->HasFont() )
2116 SetFont(mergefrom->GetFont());
2117 if ( !HasAlignment() && mergefrom->HasAlignment() ){
2118 int hAlign, vAlign;
2119 mergefrom->GetAlignment( &hAlign, &vAlign);
2120 SetAlignment(hAlign, vAlign);
2121 }
2122
2123 mergefrom->GetSize( &m_sizeRows, &m_sizeCols );
2124
2125 // Directly access member functions as GetRender/Editor don't just return
2126 // m_renderer/m_editor
2127 //
2128 // Maybe add support for merge of Render and Editor?
2129 if (!HasRenderer() && mergefrom->HasRenderer() )
2130 {
2131 m_renderer = mergefrom->m_renderer;
2132 m_renderer->IncRef();
2133 }
2134 if ( !HasEditor() && mergefrom->HasEditor() )
2135 {
2136 m_editor = mergefrom->m_editor;
2137 m_editor->IncRef();
2138 }
2139 if ( !HasReadWriteMode() && mergefrom->HasReadWriteMode() )
2140 SetReadOnly(mergefrom->IsReadOnly());
2141
2142 if (!HasOverflowMode() && mergefrom->HasOverflowMode() )
2143 SetOverflow(mergefrom->GetOverflow());
2144
2145 SetDefAttr(mergefrom->m_defGridAttr);
2146 }
2147
2148 void wxGridCellAttr::SetSize(int num_rows, int num_cols)
2149 {
2150 // The size of a cell is normally 1,1
2151
2152 // If this cell is larger (2,2) then this is the top left cell
2153 // the other cells that will be covered (lower right cells) must be
2154 // set to negative or zero values such that
2155 // row + num_rows of the covered cell points to the larger cell (this cell)
2156 // same goes for the col + num_cols.
2157
2158 // Size of 0,0 is NOT valid, neither is <=0 and any positive value
2159
2160 wxASSERT_MSG( (!((num_rows>0)&&(num_cols<=0)) ||
2161 !((num_rows<=0)&&(num_cols>0)) ||
2162 !((num_rows==0)&&(num_cols==0))),
2163 wxT("wxGridCellAttr::SetSize only takes two postive values or negative/zero values"));
2164
2165 m_sizeRows = num_rows;
2166 m_sizeCols = num_cols;
2167 }
2168
2169 const wxColour& wxGridCellAttr::GetTextColour() const
2170 {
2171 if (HasTextColour())
2172 {
2173 return m_colText;
2174 }
2175 else if (m_defGridAttr && m_defGridAttr != this)
2176 {
2177 return m_defGridAttr->GetTextColour();
2178 }
2179 else
2180 {
2181 wxFAIL_MSG(wxT("Missing default cell attribute"));
2182 return wxNullColour;
2183 }
2184 }
2185
2186
2187 const wxColour& wxGridCellAttr::GetBackgroundColour() const
2188 {
2189 if (HasBackgroundColour())
2190 return m_colBack;
2191 else if (m_defGridAttr && m_defGridAttr != this)
2192 return m_defGridAttr->GetBackgroundColour();
2193 else
2194 {
2195 wxFAIL_MSG(wxT("Missing default cell attribute"));
2196 return wxNullColour;
2197 }
2198 }
2199
2200
2201 const wxFont& wxGridCellAttr::GetFont() const
2202 {
2203 if (HasFont())
2204 return m_font;
2205 else if (m_defGridAttr && m_defGridAttr != this)
2206 return m_defGridAttr->GetFont();
2207 else
2208 {
2209 wxFAIL_MSG(wxT("Missing default cell attribute"));
2210 return wxNullFont;
2211 }
2212 }
2213
2214
2215 void wxGridCellAttr::GetAlignment(int *hAlign, int *vAlign) const
2216 {
2217 if (HasAlignment())
2218 {
2219 if ( hAlign ) *hAlign = m_hAlign;
2220 if ( vAlign ) *vAlign = m_vAlign;
2221 }
2222 else if (m_defGridAttr && m_defGridAttr != this)
2223 m_defGridAttr->GetAlignment(hAlign, vAlign);
2224 else
2225 {
2226 wxFAIL_MSG(wxT("Missing default cell attribute"));
2227 }
2228 }
2229
2230 void wxGridCellAttr::GetSize( int *num_rows, int *num_cols ) const
2231 {
2232 if ( num_rows ) *num_rows = m_sizeRows;
2233 if ( num_cols ) *num_cols = m_sizeCols;
2234 }
2235
2236 // GetRenderer and GetEditor use a slightly different decision path about
2237 // which attribute to use. If a non-default attr object has one then it is
2238 // used, otherwise the default editor or renderer is fetched from the grid and
2239 // used. It should be the default for the data type of the cell. If it is
2240 // NULL (because the table has a type that the grid does not have in its
2241 // registry,) then the grid's default editor or renderer is used.
2242
2243 wxGridCellRenderer* wxGridCellAttr::GetRenderer(wxGrid* grid, int row, int col) const
2244 {
2245 wxGridCellRenderer *renderer;
2246
2247 if ( m_renderer && this != m_defGridAttr )
2248 {
2249 // use the cells renderer if it has one
2250 renderer = m_renderer;
2251 renderer->IncRef();
2252 }
2253 else // no non default cell renderer
2254 {
2255 // get default renderer for the data type
2256 if ( grid )
2257 {
2258 // GetDefaultRendererForCell() will do IncRef() for us
2259 renderer = grid->GetDefaultRendererForCell(row, col);
2260 }
2261 else
2262 {
2263 renderer = NULL;
2264 }
2265
2266 if ( !renderer )
2267 {
2268 if (m_defGridAttr && this != m_defGridAttr )
2269 {
2270 // if we still don't have one then use the grid default
2271 // (no need for IncRef() here neither)
2272 renderer = m_defGridAttr->GetRenderer(NULL, 0, 0);
2273 }
2274 else // default grid attr
2275 {
2276 // use m_renderer which we had decided not to use initially
2277 renderer = m_renderer;
2278 if ( renderer )
2279 renderer->IncRef();
2280 }
2281 }
2282 }
2283
2284 // we're supposed to always find something
2285 wxASSERT_MSG(renderer, wxT("Missing default cell renderer"));
2286
2287 return renderer;
2288 }
2289
2290 // same as above, except for s/renderer/editor/g
2291 wxGridCellEditor* wxGridCellAttr::GetEditor(wxGrid* grid, int row, int col) const
2292 {
2293 wxGridCellEditor *editor;
2294
2295 if ( m_editor && this != m_defGridAttr )
2296 {
2297 // use the cells editor if it has one
2298 editor = m_editor;
2299 editor->IncRef();
2300 }
2301 else // no non default cell editor
2302 {
2303 // get default editor for the data type
2304 if ( grid )
2305 {
2306 // GetDefaultEditorForCell() will do IncRef() for us
2307 editor = grid->GetDefaultEditorForCell(row, col);
2308 }
2309 else
2310 {
2311 editor = NULL;
2312 }
2313
2314 if ( !editor )
2315 {
2316 if ( m_defGridAttr && this != m_defGridAttr )
2317 {
2318 // if we still don't have one then use the grid default
2319 // (no need for IncRef() here neither)
2320 editor = m_defGridAttr->GetEditor(NULL, 0, 0);
2321 }
2322 else // default grid attr
2323 {
2324 // use m_editor which we had decided not to use initially
2325 editor = m_editor;
2326 if ( editor )
2327 editor->IncRef();
2328 }
2329 }
2330 }
2331
2332 // we're supposed to always find something
2333 wxASSERT_MSG(editor, wxT("Missing default cell editor"));
2334
2335 return editor;
2336 }
2337
2338 // ----------------------------------------------------------------------------
2339 // wxGridCellAttrData
2340 // ----------------------------------------------------------------------------
2341
2342 void wxGridCellAttrData::SetAttr(wxGridCellAttr *attr, int row, int col)
2343 {
2344 int n = FindIndex(row, col);
2345 if ( n == wxNOT_FOUND )
2346 {
2347 // add the attribute
2348 m_attrs.Add(new wxGridCellWithAttr(row, col, attr));
2349 }
2350 else
2351 {
2352 // free the old attribute
2353 m_attrs[(size_t)n].attr->DecRef();
2354
2355 if ( attr )
2356 {
2357 // change the attribute
2358 m_attrs[(size_t)n].attr = attr;
2359 }
2360 else
2361 {
2362 // remove this attribute
2363 m_attrs.RemoveAt((size_t)n);
2364 }
2365 }
2366 }
2367
2368 wxGridCellAttr *wxGridCellAttrData::GetAttr(int row, int col) const
2369 {
2370 wxGridCellAttr *attr = (wxGridCellAttr *)NULL;
2371
2372 int n = FindIndex(row, col);
2373 if ( n != wxNOT_FOUND )
2374 {
2375 attr = m_attrs[(size_t)n].attr;
2376 attr->IncRef();
2377 }
2378
2379 return attr;
2380 }
2381
2382 void wxGridCellAttrData::UpdateAttrRows( size_t pos, int numRows )
2383 {
2384 size_t count = m_attrs.GetCount();
2385 for ( size_t n = 0; n < count; n++ )
2386 {
2387 wxGridCellCoords& coords = m_attrs[n].coords;
2388 wxCoord row = coords.GetRow();
2389 if ((size_t)row >= pos)
2390 {
2391 if (numRows > 0)
2392 {
2393 // If rows inserted, include row counter where necessary
2394 coords.SetRow(row + numRows);
2395 }
2396 else if (numRows < 0)
2397 {
2398 // If rows deleted ...
2399 if ((size_t)row >= pos - numRows)
2400 {
2401 // ...either decrement row counter (if row still exists)...
2402 coords.SetRow(row + numRows);
2403 }
2404 else
2405 {
2406 // ...or remove the attribute
2407 m_attrs.RemoveAt((size_t)n);
2408 n--; count--;
2409 }
2410 }
2411 }
2412 }
2413 }
2414
2415 void wxGridCellAttrData::UpdateAttrCols( size_t pos, int numCols )
2416 {
2417 size_t count = m_attrs.GetCount();
2418 for ( size_t n = 0; n < count; n++ )
2419 {
2420 wxGridCellCoords& coords = m_attrs[n].coords;
2421 wxCoord col = coords.GetCol();
2422 if ( (size_t)col >= pos )
2423 {
2424 if ( numCols > 0 )
2425 {
2426 // If rows inserted, include row counter where necessary
2427 coords.SetCol(col + numCols);
2428 }
2429 else if (numCols < 0)
2430 {
2431 // If rows deleted ...
2432 if ((size_t)col >= pos - numCols)
2433 {
2434 // ...either decrement row counter (if row still exists)...
2435 coords.SetCol(col + numCols);
2436 }
2437 else
2438 {
2439 // ...or remove the attribute
2440 m_attrs.RemoveAt((size_t)n);
2441 n--; count--;
2442 }
2443 }
2444 }
2445 }
2446 }
2447
2448 int wxGridCellAttrData::FindIndex(int row, int col) const
2449 {
2450 size_t count = m_attrs.GetCount();
2451 for ( size_t n = 0; n < count; n++ )
2452 {
2453 const wxGridCellCoords& coords = m_attrs[n].coords;
2454 if ( (coords.GetRow() == row) && (coords.GetCol() == col) )
2455 {
2456 return n;
2457 }
2458 }
2459
2460 return wxNOT_FOUND;
2461 }
2462
2463 // ----------------------------------------------------------------------------
2464 // wxGridRowOrColAttrData
2465 // ----------------------------------------------------------------------------
2466
2467 wxGridRowOrColAttrData::~wxGridRowOrColAttrData()
2468 {
2469 size_t count = m_attrs.Count();
2470 for ( size_t n = 0; n < count; n++ )
2471 {
2472 m_attrs[n]->DecRef();
2473 }
2474 }
2475
2476 wxGridCellAttr *wxGridRowOrColAttrData::GetAttr(int rowOrCol) const
2477 {
2478 wxGridCellAttr *attr = (wxGridCellAttr *)NULL;
2479
2480 int n = m_rowsOrCols.Index(rowOrCol);
2481 if ( n != wxNOT_FOUND )
2482 {
2483 attr = m_attrs[(size_t)n];
2484 attr->IncRef();
2485 }
2486
2487 return attr;
2488 }
2489
2490 void wxGridRowOrColAttrData::SetAttr(wxGridCellAttr *attr, int rowOrCol)
2491 {
2492 int i = m_rowsOrCols.Index(rowOrCol);
2493 if ( i == wxNOT_FOUND )
2494 {
2495 // add the attribute
2496 m_rowsOrCols.Add(rowOrCol);
2497 m_attrs.Add(attr);
2498 }
2499 else
2500 {
2501 size_t n = (size_t)i;
2502 if ( attr )
2503 {
2504 // change the attribute
2505 m_attrs[n]->DecRef();
2506 m_attrs[n] = attr;
2507 }
2508 else
2509 {
2510 // remove this attribute
2511 m_attrs[n]->DecRef();
2512 m_rowsOrCols.RemoveAt(n);
2513 m_attrs.RemoveAt(n);
2514 }
2515 }
2516 }
2517
2518 void wxGridRowOrColAttrData::UpdateAttrRowsOrCols( size_t pos, int numRowsOrCols )
2519 {
2520 size_t count = m_attrs.GetCount();
2521 for ( size_t n = 0; n < count; n++ )
2522 {
2523 int & rowOrCol = m_rowsOrCols[n];
2524 if ( (size_t)rowOrCol >= pos )
2525 {
2526 if ( numRowsOrCols > 0 )
2527 {
2528 // If rows inserted, include row counter where necessary
2529 rowOrCol += numRowsOrCols;
2530 }
2531 else if ( numRowsOrCols < 0)
2532 {
2533 // If rows deleted, either decrement row counter (if row still exists)
2534 if ((size_t)rowOrCol >= pos - numRowsOrCols)
2535 rowOrCol += numRowsOrCols;
2536 else
2537 {
2538 m_rowsOrCols.RemoveAt((size_t)n);
2539 m_attrs.RemoveAt((size_t)n);
2540 n--; count--;
2541 }
2542 }
2543 }
2544 }
2545 }
2546
2547 // ----------------------------------------------------------------------------
2548 // wxGridCellAttrProvider
2549 // ----------------------------------------------------------------------------
2550
2551 wxGridCellAttrProvider::wxGridCellAttrProvider()
2552 {
2553 m_data = (wxGridCellAttrProviderData *)NULL;
2554 }
2555
2556 wxGridCellAttrProvider::~wxGridCellAttrProvider()
2557 {
2558 delete m_data;
2559 }
2560
2561 void wxGridCellAttrProvider::InitData()
2562 {
2563 m_data = new wxGridCellAttrProviderData;
2564 }
2565
2566 wxGridCellAttr *wxGridCellAttrProvider::GetAttr(int row, int col,
2567 wxGridCellAttr::wxAttrKind kind ) const
2568 {
2569 wxGridCellAttr *attr = (wxGridCellAttr *)NULL;
2570 if ( m_data )
2571 {
2572 switch(kind)
2573 {
2574 case (wxGridCellAttr::Any):
2575 //Get cached merge attributes.
2576 // Currenlty not used as no cache implemented as not mutiable
2577 // attr = m_data->m_mergeAttr.GetAttr(row, col);
2578 if(!attr)
2579 {
2580 //Basicaly implement old version.
2581 //Also check merge cache, so we don't have to re-merge every time..
2582 wxGridCellAttr *attrcell = (wxGridCellAttr *)NULL,
2583 *attrrow = (wxGridCellAttr *)NULL,
2584 *attrcol = (wxGridCellAttr *)NULL;
2585
2586 attrcell = m_data->m_cellAttrs.GetAttr(row, col);
2587 attrcol = m_data->m_colAttrs.GetAttr(col);
2588 attrrow = m_data->m_rowAttrs.GetAttr(row);
2589
2590 if((attrcell != attrrow) && (attrrow !=attrcol) && (attrcell != attrcol)){
2591 // Two or move are non NULL
2592 attr = new wxGridCellAttr;
2593 attr->SetKind(wxGridCellAttr::Merged);
2594
2595 //Order important..
2596 if(attrcell){
2597 attr->MergeWith(attrcell);
2598 attrcell->DecRef();
2599 }
2600 if(attrcol){
2601 attr->MergeWith(attrcol);
2602 attrcol->DecRef();
2603 }
2604 if(attrrow){
2605 attr->MergeWith(attrrow);
2606 attrrow->DecRef();
2607 }
2608 //store merge attr if cache implemented
2609 //attr->IncRef();
2610 //m_data->m_mergeAttr.SetAttr(attr, row, col);
2611 }
2612 else
2613 {
2614 // one or none is non null return it or null.
2615 if(attrrow) attr = attrrow;
2616 if(attrcol) attr = attrcol;
2617 if(attrcell) attr = attrcell;
2618 }
2619 }
2620 break;
2621 case (wxGridCellAttr::Cell):
2622 attr = m_data->m_cellAttrs.GetAttr(row, col);
2623 break;
2624 case (wxGridCellAttr::Col):
2625 attr = m_data->m_colAttrs.GetAttr(col);
2626 break;
2627 case (wxGridCellAttr::Row):
2628 attr = m_data->m_rowAttrs.GetAttr(row);
2629 break;
2630 default:
2631 // unused as yet...
2632 // (wxGridCellAttr::Default):
2633 // (wxGridCellAttr::Merged):
2634 break;
2635 }
2636 }
2637 return attr;
2638 }
2639
2640 void wxGridCellAttrProvider::SetAttr(wxGridCellAttr *attr,
2641 int row, int col)
2642 {
2643 if ( !m_data )
2644 InitData();
2645
2646 m_data->m_cellAttrs.SetAttr(attr, row, col);
2647 }
2648
2649 void wxGridCellAttrProvider::SetRowAttr(wxGridCellAttr *attr, int row)
2650 {
2651 if ( !m_data )
2652 InitData();
2653
2654 m_data->m_rowAttrs.SetAttr(attr, row);
2655 }
2656
2657 void wxGridCellAttrProvider::SetColAttr(wxGridCellAttr *attr, int col)
2658 {
2659 if ( !m_data )
2660 InitData();
2661
2662 m_data->m_colAttrs.SetAttr(attr, col);
2663 }
2664
2665 void wxGridCellAttrProvider::UpdateAttrRows( size_t pos, int numRows )
2666 {
2667 if ( m_data )
2668 {
2669 m_data->m_cellAttrs.UpdateAttrRows( pos, numRows );
2670
2671 m_data->m_rowAttrs.UpdateAttrRowsOrCols( pos, numRows );
2672 }
2673 }
2674
2675 void wxGridCellAttrProvider::UpdateAttrCols( size_t pos, int numCols )
2676 {
2677 if ( m_data )
2678 {
2679 m_data->m_cellAttrs.UpdateAttrCols( pos, numCols );
2680
2681 m_data->m_colAttrs.UpdateAttrRowsOrCols( pos, numCols );
2682 }
2683 }
2684
2685 // ----------------------------------------------------------------------------
2686 // wxGridTypeRegistry
2687 // ----------------------------------------------------------------------------
2688
2689 wxGridTypeRegistry::~wxGridTypeRegistry()
2690 {
2691 size_t count = m_typeinfo.Count();
2692 for ( size_t i = 0; i < count; i++ )
2693 delete m_typeinfo[i];
2694 }
2695
2696
2697 void wxGridTypeRegistry::RegisterDataType(const wxString& typeName,
2698 wxGridCellRenderer* renderer,
2699 wxGridCellEditor* editor)
2700 {
2701 wxGridDataTypeInfo* info = new wxGridDataTypeInfo(typeName, renderer, editor);
2702
2703 // is it already registered?
2704 int loc = FindRegisteredDataType(typeName);
2705 if ( loc != wxNOT_FOUND )
2706 {
2707 delete m_typeinfo[loc];
2708 m_typeinfo[loc] = info;
2709 }
2710 else
2711 {
2712 m_typeinfo.Add(info);
2713 }
2714 }
2715
2716 int wxGridTypeRegistry::FindRegisteredDataType(const wxString& typeName)
2717 {
2718 size_t count = m_typeinfo.GetCount();
2719 for ( size_t i = 0; i < count; i++ )
2720 {
2721 if ( typeName == m_typeinfo[i]->m_typeName )
2722 {
2723 return i;
2724 }
2725 }
2726
2727 return wxNOT_FOUND;
2728 }
2729
2730 int wxGridTypeRegistry::FindDataType(const wxString& typeName)
2731 {
2732 int index = FindRegisteredDataType(typeName);
2733 if ( index == wxNOT_FOUND )
2734 {
2735 // check whether this is one of the standard ones, in which case
2736 // register it "on the fly"
2737 #if wxUSE_TEXTCTRL
2738 if ( typeName == wxGRID_VALUE_STRING )
2739 {
2740 RegisterDataType(wxGRID_VALUE_STRING,
2741 new wxGridCellStringRenderer,
2742 new wxGridCellTextEditor);
2743 } else
2744 #endif // wxUSE_TEXTCTRL
2745 #if wxUSE_CHECKBOX
2746 if ( typeName == wxGRID_VALUE_BOOL )
2747 {
2748 RegisterDataType(wxGRID_VALUE_BOOL,
2749 new wxGridCellBoolRenderer,
2750 new wxGridCellBoolEditor);
2751 } else
2752 #endif // wxUSE_CHECKBOX
2753 #if wxUSE_TEXTCTRL
2754 if ( typeName == wxGRID_VALUE_NUMBER )
2755 {
2756 RegisterDataType(wxGRID_VALUE_NUMBER,
2757 new wxGridCellNumberRenderer,
2758 new wxGridCellNumberEditor);
2759 }
2760 else if ( typeName == wxGRID_VALUE_FLOAT )
2761 {
2762 RegisterDataType(wxGRID_VALUE_FLOAT,
2763 new wxGridCellFloatRenderer,
2764 new wxGridCellFloatEditor);
2765 } else
2766 #endif // wxUSE_TEXTCTRL
2767 #if wxUSE_COMBOBOX
2768 if ( typeName == wxGRID_VALUE_CHOICE )
2769 {
2770 RegisterDataType(wxGRID_VALUE_CHOICE,
2771 new wxGridCellStringRenderer,
2772 new wxGridCellChoiceEditor);
2773 } else
2774 #endif // wxUSE_COMBOBOX
2775 {
2776 return wxNOT_FOUND;
2777 }
2778
2779 // we get here only if just added the entry for this type, so return
2780 // the last index
2781 index = m_typeinfo.GetCount() - 1;
2782 }
2783
2784 return index;
2785 }
2786
2787 int wxGridTypeRegistry::FindOrCloneDataType(const wxString& typeName)
2788 {
2789 int index = FindDataType(typeName);
2790 if ( index == wxNOT_FOUND )
2791 {
2792 // the first part of the typename is the "real" type, anything after ':'
2793 // are the parameters for the renderer
2794 index = FindDataType(typeName.BeforeFirst(_T(':')));
2795 if ( index == wxNOT_FOUND )
2796 {
2797 return wxNOT_FOUND;
2798 }
2799
2800 wxGridCellRenderer *renderer = GetRenderer(index);
2801 wxGridCellRenderer *rendererOld = renderer;
2802 renderer = renderer->Clone();
2803 rendererOld->DecRef();
2804
2805 wxGridCellEditor *editor = GetEditor(index);
2806 wxGridCellEditor *editorOld = editor;
2807 editor = editor->Clone();
2808 editorOld->DecRef();
2809
2810 // do it even if there are no parameters to reset them to defaults
2811 wxString params = typeName.AfterFirst(_T(':'));
2812 renderer->SetParameters(params);
2813 editor->SetParameters(params);
2814
2815 // register the new typename
2816 RegisterDataType(typeName, renderer, editor);
2817
2818 // we just registered it, it's the last one
2819 index = m_typeinfo.GetCount() - 1;
2820 }
2821
2822 return index;
2823 }
2824
2825 wxGridCellRenderer* wxGridTypeRegistry::GetRenderer(int index)
2826 {
2827 wxGridCellRenderer* renderer = m_typeinfo[index]->m_renderer;
2828 if (renderer)
2829 renderer->IncRef();
2830 return renderer;
2831 }
2832
2833 wxGridCellEditor* wxGridTypeRegistry::GetEditor(int index)
2834 {
2835 wxGridCellEditor* editor = m_typeinfo[index]->m_editor;
2836 if (editor)
2837 editor->IncRef();
2838 return editor;
2839 }
2840
2841 // ----------------------------------------------------------------------------
2842 // wxGridTableBase
2843 // ----------------------------------------------------------------------------
2844
2845 IMPLEMENT_ABSTRACT_CLASS( wxGridTableBase, wxObject )
2846
2847
2848 wxGridTableBase::wxGridTableBase()
2849 {
2850 m_view = (wxGrid *) NULL;
2851 m_attrProvider = (wxGridCellAttrProvider *) NULL;
2852 }
2853
2854 wxGridTableBase::~wxGridTableBase()
2855 {
2856 delete m_attrProvider;
2857 }
2858
2859 void wxGridTableBase::SetAttrProvider(wxGridCellAttrProvider *attrProvider)
2860 {
2861 delete m_attrProvider;
2862 m_attrProvider = attrProvider;
2863 }
2864
2865 bool wxGridTableBase::CanHaveAttributes()
2866 {
2867 if ( ! GetAttrProvider() )
2868 {
2869 // use the default attr provider by default
2870 SetAttrProvider(new wxGridCellAttrProvider);
2871 }
2872 return TRUE;
2873 }
2874
2875 wxGridCellAttr *wxGridTableBase::GetAttr(int row, int col, wxGridCellAttr::wxAttrKind kind)
2876 {
2877 if ( m_attrProvider )
2878 return m_attrProvider->GetAttr(row, col, kind);
2879 else
2880 return (wxGridCellAttr *)NULL;
2881 }
2882
2883 void wxGridTableBase::SetAttr(wxGridCellAttr* attr, int row, int col)
2884 {
2885 if ( m_attrProvider )
2886 {
2887 attr->SetKind(wxGridCellAttr::Cell);
2888 m_attrProvider->SetAttr(attr, row, col);
2889 }
2890 else
2891 {
2892 // as we take ownership of the pointer and don't store it, we must
2893 // free it now
2894 wxSafeDecRef(attr);
2895 }
2896 }
2897
2898 void wxGridTableBase::SetRowAttr(wxGridCellAttr *attr, int row)
2899 {
2900 if ( m_attrProvider )
2901 {
2902 attr->SetKind(wxGridCellAttr::Row);
2903 m_attrProvider->SetRowAttr(attr, row);
2904 }
2905 else
2906 {
2907 // as we take ownership of the pointer and don't store it, we must
2908 // free it now
2909 wxSafeDecRef(attr);
2910 }
2911 }
2912
2913 void wxGridTableBase::SetColAttr(wxGridCellAttr *attr, int col)
2914 {
2915 if ( m_attrProvider )
2916 {
2917 attr->SetKind(wxGridCellAttr::Col);
2918 m_attrProvider->SetColAttr(attr, col);
2919 }
2920 else
2921 {
2922 // as we take ownership of the pointer and don't store it, we must
2923 // free it now
2924 wxSafeDecRef(attr);
2925 }
2926 }
2927
2928 bool wxGridTableBase::InsertRows( size_t WXUNUSED(pos),
2929 size_t WXUNUSED(numRows) )
2930 {
2931 wxFAIL_MSG( wxT("Called grid table class function InsertRows\nbut your derived table class does not override this function") );
2932
2933 return FALSE;
2934 }
2935
2936 bool wxGridTableBase::AppendRows( size_t WXUNUSED(numRows) )
2937 {
2938 wxFAIL_MSG( wxT("Called grid table class function AppendRows\nbut your derived table class does not override this function"));
2939
2940 return FALSE;
2941 }
2942
2943 bool wxGridTableBase::DeleteRows( size_t WXUNUSED(pos),
2944 size_t WXUNUSED(numRows) )
2945 {
2946 wxFAIL_MSG( wxT("Called grid table class function DeleteRows\nbut your derived table class does not override this function"));
2947
2948 return FALSE;
2949 }
2950
2951 bool wxGridTableBase::InsertCols( size_t WXUNUSED(pos),
2952 size_t WXUNUSED(numCols) )
2953 {
2954 wxFAIL_MSG( wxT("Called grid table class function InsertCols\nbut your derived table class does not override this function"));
2955
2956 return FALSE;
2957 }
2958
2959 bool wxGridTableBase::AppendCols( size_t WXUNUSED(numCols) )
2960 {
2961 wxFAIL_MSG(wxT("Called grid table class function AppendCols\nbut your derived table class does not override this function"));
2962
2963 return FALSE;
2964 }
2965
2966 bool wxGridTableBase::DeleteCols( size_t WXUNUSED(pos),
2967 size_t WXUNUSED(numCols) )
2968 {
2969 wxFAIL_MSG( wxT("Called grid table class function DeleteCols\nbut your derived table class does not override this function"));
2970
2971 return FALSE;
2972 }
2973
2974
2975 wxString wxGridTableBase::GetRowLabelValue( int row )
2976 {
2977 wxString s;
2978 s << row + 1; // RD: Starting the rows at zero confuses users, no matter
2979 // how much it makes sense to us geeks.
2980 return s;
2981 }
2982
2983 wxString wxGridTableBase::GetColLabelValue( int col )
2984 {
2985 // default col labels are:
2986 // cols 0 to 25 : A-Z
2987 // cols 26 to 675 : AA-ZZ
2988 // etc.
2989
2990 wxString s;
2991 unsigned int i, n;
2992 for ( n = 1; ; n++ )
2993 {
2994 s += (_T('A') + (wxChar)( col%26 ));
2995 col = col/26 - 1;
2996 if ( col < 0 ) break;
2997 }
2998
2999 // reverse the string...
3000 wxString s2;
3001 for ( i = 0; i < n; i++ )
3002 {
3003 s2 += s[n-i-1];
3004 }
3005
3006 return s2;
3007 }
3008
3009
3010 wxString wxGridTableBase::GetTypeName( int WXUNUSED(row), int WXUNUSED(col) )
3011 {
3012 return wxGRID_VALUE_STRING;
3013 }
3014
3015 bool wxGridTableBase::CanGetValueAs( int WXUNUSED(row), int WXUNUSED(col),
3016 const wxString& typeName )
3017 {
3018 return typeName == wxGRID_VALUE_STRING;
3019 }
3020
3021 bool wxGridTableBase::CanSetValueAs( int row, int col, const wxString& typeName )
3022 {
3023 return CanGetValueAs(row, col, typeName);
3024 }
3025
3026 long wxGridTableBase::GetValueAsLong( int WXUNUSED(row), int WXUNUSED(col) )
3027 {
3028 return 0;
3029 }
3030
3031 double wxGridTableBase::GetValueAsDouble( int WXUNUSED(row), int WXUNUSED(col) )
3032 {
3033 return 0.0;
3034 }
3035
3036 bool wxGridTableBase::GetValueAsBool( int WXUNUSED(row), int WXUNUSED(col) )
3037 {
3038 return FALSE;
3039 }
3040
3041 void wxGridTableBase::SetValueAsLong( int WXUNUSED(row), int WXUNUSED(col),
3042 long WXUNUSED(value) )
3043 {
3044 }
3045
3046 void wxGridTableBase::SetValueAsDouble( int WXUNUSED(row), int WXUNUSED(col),
3047 double WXUNUSED(value) )
3048 {
3049 }
3050
3051 void wxGridTableBase::SetValueAsBool( int WXUNUSED(row), int WXUNUSED(col),
3052 bool WXUNUSED(value) )
3053 {
3054 }
3055
3056
3057 void* wxGridTableBase::GetValueAsCustom( int WXUNUSED(row), int WXUNUSED(col),
3058 const wxString& WXUNUSED(typeName) )
3059 {
3060 return NULL;
3061 }
3062
3063 void wxGridTableBase::SetValueAsCustom( int WXUNUSED(row), int WXUNUSED(col),
3064 const wxString& WXUNUSED(typeName),
3065 void* WXUNUSED(value) )
3066 {
3067 }
3068
3069 //////////////////////////////////////////////////////////////////////
3070 //
3071 // Message class for the grid table to send requests and notifications
3072 // to the grid view
3073 //
3074
3075 wxGridTableMessage::wxGridTableMessage()
3076 {
3077 m_table = (wxGridTableBase *) NULL;
3078 m_id = -1;
3079 m_comInt1 = -1;
3080 m_comInt2 = -1;
3081 }
3082
3083 wxGridTableMessage::wxGridTableMessage( wxGridTableBase *table, int id,
3084 int commandInt1, int commandInt2 )
3085 {
3086 m_table = table;
3087 m_id = id;
3088 m_comInt1 = commandInt1;
3089 m_comInt2 = commandInt2;
3090 }
3091
3092
3093
3094 //////////////////////////////////////////////////////////////////////
3095 //
3096 // A basic grid table for string data. An object of this class will
3097 // created by wxGrid if you don't specify an alternative table class.
3098 //
3099
3100 WX_DEFINE_OBJARRAY(wxGridStringArray)
3101
3102 IMPLEMENT_DYNAMIC_CLASS( wxGridStringTable, wxGridTableBase )
3103
3104 wxGridStringTable::wxGridStringTable()
3105 : wxGridTableBase()
3106 {
3107 }
3108
3109 wxGridStringTable::wxGridStringTable( int numRows, int numCols )
3110 : wxGridTableBase()
3111 {
3112 m_data.Alloc( numRows );
3113
3114 wxArrayString sa;
3115 sa.Alloc( numCols );
3116 sa.Add( wxEmptyString, numCols );
3117
3118 m_data.Add( sa, numRows );
3119 }
3120
3121 wxGridStringTable::~wxGridStringTable()
3122 {
3123 }
3124
3125 int wxGridStringTable::GetNumberRows()
3126 {
3127 return m_data.GetCount();
3128 }
3129
3130 int wxGridStringTable::GetNumberCols()
3131 {
3132 if ( m_data.GetCount() > 0 )
3133 return m_data[0].GetCount();
3134 else
3135 return 0;
3136 }
3137
3138 wxString wxGridStringTable::GetValue( int row, int col )
3139 {
3140 wxCHECK_MSG( (row < GetNumberRows()) && (col < GetNumberCols()),
3141 wxEmptyString,
3142 _T("invalid row or column index in wxGridStringTable") );
3143
3144 return m_data[row][col];
3145 }
3146
3147 void wxGridStringTable::SetValue( int row, int col, const wxString& value )
3148 {
3149 wxCHECK_RET( (row < GetNumberRows()) && (col < GetNumberCols()),
3150 _T("invalid row or column index in wxGridStringTable") );
3151
3152 m_data[row][col] = value;
3153 }
3154
3155 bool wxGridStringTable::IsEmptyCell( int row, int col )
3156 {
3157 wxCHECK_MSG( (row < GetNumberRows()) && (col < GetNumberCols()),
3158 true,
3159 _T("invalid row or column index in wxGridStringTable") );
3160
3161 return (m_data[row][col] == wxEmptyString);
3162 }
3163
3164 void wxGridStringTable::Clear()
3165 {
3166 int row, col;
3167 int numRows, numCols;
3168
3169 numRows = m_data.GetCount();
3170 if ( numRows > 0 )
3171 {
3172 numCols = m_data[0].GetCount();
3173
3174 for ( row = 0; row < numRows; row++ )
3175 {
3176 for ( col = 0; col < numCols; col++ )
3177 {
3178 m_data[row][col] = wxEmptyString;
3179 }
3180 }
3181 }
3182 }
3183
3184
3185 bool wxGridStringTable::InsertRows( size_t pos, size_t numRows )
3186 {
3187 size_t curNumRows = m_data.GetCount();
3188 size_t curNumCols = ( curNumRows > 0 ? m_data[0].GetCount() :
3189 ( GetView() ? GetView()->GetNumberCols() : 0 ) );
3190
3191 if ( pos >= curNumRows )
3192 {
3193 return AppendRows( numRows );
3194 }
3195
3196 wxArrayString sa;
3197 sa.Alloc( curNumCols );
3198 sa.Add( wxEmptyString, curNumCols );
3199 m_data.Insert( sa, pos, numRows );
3200 if ( GetView() )
3201 {
3202 wxGridTableMessage msg( this,
3203 wxGRIDTABLE_NOTIFY_ROWS_INSERTED,
3204 pos,
3205 numRows );
3206
3207 GetView()->ProcessTableMessage( msg );
3208 }
3209
3210 return TRUE;
3211 }
3212
3213 bool wxGridStringTable::AppendRows( size_t numRows )
3214 {
3215 size_t curNumRows = m_data.GetCount();
3216 size_t curNumCols = ( curNumRows > 0 ? m_data[0].GetCount() :
3217 ( GetView() ? GetView()->GetNumberCols() : 0 ) );
3218
3219 wxArrayString sa;
3220 if ( curNumCols > 0 )
3221 {
3222 sa.Alloc( curNumCols );
3223 sa.Add( wxEmptyString, curNumCols );
3224 }
3225
3226 m_data.Add( sa, numRows );
3227
3228 if ( GetView() )
3229 {
3230 wxGridTableMessage msg( this,
3231 wxGRIDTABLE_NOTIFY_ROWS_APPENDED,
3232 numRows );
3233
3234 GetView()->ProcessTableMessage( msg );
3235 }
3236
3237 return TRUE;
3238 }
3239
3240 bool wxGridStringTable::DeleteRows( size_t pos, size_t numRows )
3241 {
3242 size_t curNumRows = m_data.GetCount();
3243
3244 if ( pos >= curNumRows )
3245 {
3246 wxFAIL_MSG( wxString::Format
3247 (
3248 wxT("Called wxGridStringTable::DeleteRows(pos=%lu, N=%lu)\nPos value is invalid for present table with %lu rows"),
3249 (unsigned long)pos,
3250 (unsigned long)numRows,
3251 (unsigned long)curNumRows
3252 ) );
3253
3254 return FALSE;
3255 }
3256
3257 if ( numRows > curNumRows - pos )
3258 {
3259 numRows = curNumRows - pos;
3260 }
3261
3262 if ( numRows >= curNumRows )
3263 {
3264 m_data.Clear();
3265 }
3266 else
3267 {
3268 m_data.RemoveAt( pos, numRows );
3269 }
3270 if ( GetView() )
3271 {
3272 wxGridTableMessage msg( this,
3273 wxGRIDTABLE_NOTIFY_ROWS_DELETED,
3274 pos,
3275 numRows );
3276
3277 GetView()->ProcessTableMessage( msg );
3278 }
3279
3280 return TRUE;
3281 }
3282
3283 bool wxGridStringTable::InsertCols( size_t pos, size_t numCols )
3284 {
3285 size_t row, col;
3286
3287 size_t curNumRows = m_data.GetCount();
3288 size_t curNumCols = ( curNumRows > 0 ? m_data[0].GetCount() :
3289 ( GetView() ? GetView()->GetNumberCols() : 0 ) );
3290
3291 if ( pos >= curNumCols )
3292 {
3293 return AppendCols( numCols );
3294 }
3295
3296 for ( row = 0; row < curNumRows; row++ )
3297 {
3298 for ( col = pos; col < pos + numCols; col++ )
3299 {
3300 m_data[row].Insert( wxEmptyString, col );
3301 }
3302 }
3303 if ( GetView() )
3304 {
3305 wxGridTableMessage msg( this,
3306 wxGRIDTABLE_NOTIFY_COLS_INSERTED,
3307 pos,
3308 numCols );
3309
3310 GetView()->ProcessTableMessage( msg );
3311 }
3312
3313 return TRUE;
3314 }
3315
3316 bool wxGridStringTable::AppendCols( size_t numCols )
3317 {
3318 size_t row;
3319
3320 size_t curNumRows = m_data.GetCount();
3321 #if 0
3322 if ( !curNumRows )
3323 {
3324 // TODO: something better than this ?
3325 //
3326 wxFAIL_MSG( wxT("Unable to append cols to a grid table with no rows.\nCall AppendRows() first") );
3327 return FALSE;
3328 }
3329 #endif
3330
3331 for ( row = 0; row < curNumRows; row++ )
3332 {
3333 m_data[row].Add( wxEmptyString, numCols );
3334 }
3335
3336 if ( GetView() )
3337 {
3338 wxGridTableMessage msg( this,
3339 wxGRIDTABLE_NOTIFY_COLS_APPENDED,
3340 numCols );
3341
3342 GetView()->ProcessTableMessage( msg );
3343 }
3344
3345 return TRUE;
3346 }
3347
3348 bool wxGridStringTable::DeleteCols( size_t pos, size_t numCols )
3349 {
3350 size_t row;
3351
3352 size_t curNumRows = m_data.GetCount();
3353 size_t curNumCols = ( curNumRows > 0 ? m_data[0].GetCount() :
3354 ( GetView() ? GetView()->GetNumberCols() : 0 ) );
3355
3356 if ( pos >= curNumCols )
3357 {
3358 wxFAIL_MSG( wxString::Format
3359 (
3360 wxT("Called wxGridStringTable::DeleteCols(pos=%lu, N=%lu)\nPos value is invalid for present table with %lu cols"),
3361 (unsigned long)pos,
3362 (unsigned long)numCols,
3363 (unsigned long)curNumCols
3364 ) );
3365 return FALSE;
3366 }
3367
3368 if ( numCols > curNumCols - pos )
3369 {
3370 numCols = curNumCols - pos;
3371 }
3372
3373 for ( row = 0; row < curNumRows; row++ )
3374 {
3375 if ( numCols >= curNumCols )
3376 {
3377 m_data[row].Clear();
3378 }
3379 else
3380 {
3381 m_data[row].RemoveAt( pos, numCols );
3382 }
3383 }
3384 if ( GetView() )
3385 {
3386 wxGridTableMessage msg( this,
3387 wxGRIDTABLE_NOTIFY_COLS_DELETED,
3388 pos,
3389 numCols );
3390
3391 GetView()->ProcessTableMessage( msg );
3392 }
3393
3394 return TRUE;
3395 }
3396
3397 wxString wxGridStringTable::GetRowLabelValue( int row )
3398 {
3399 if ( row > (int)(m_rowLabels.GetCount()) - 1 )
3400 {
3401 // using default label
3402 //
3403 return wxGridTableBase::GetRowLabelValue( row );
3404 }
3405 else
3406 {
3407 return m_rowLabels[ row ];
3408 }
3409 }
3410
3411 wxString wxGridStringTable::GetColLabelValue( int col )
3412 {
3413 if ( col > (int)(m_colLabels.GetCount()) - 1 )
3414 {
3415 // using default label
3416 //
3417 return wxGridTableBase::GetColLabelValue( col );
3418 }
3419 else
3420 {
3421 return m_colLabels[ col ];
3422 }
3423 }
3424
3425 void wxGridStringTable::SetRowLabelValue( int row, const wxString& value )
3426 {
3427 if ( row > (int)(m_rowLabels.GetCount()) - 1 )
3428 {
3429 int n = m_rowLabels.GetCount();
3430 int i;
3431 for ( i = n; i <= row; i++ )
3432 {
3433 m_rowLabels.Add( wxGridTableBase::GetRowLabelValue(i) );
3434 }
3435 }
3436
3437 m_rowLabels[row] = value;
3438 }
3439
3440 void wxGridStringTable::SetColLabelValue( int col, const wxString& value )
3441 {
3442 if ( col > (int)(m_colLabels.GetCount()) - 1 )
3443 {
3444 int n = m_colLabels.GetCount();
3445 int i;
3446 for ( i = n; i <= col; i++ )
3447 {
3448 m_colLabels.Add( wxGridTableBase::GetColLabelValue(i) );
3449 }
3450 }
3451
3452 m_colLabels[col] = value;
3453 }
3454
3455
3456
3457 //////////////////////////////////////////////////////////////////////
3458 //////////////////////////////////////////////////////////////////////
3459
3460 IMPLEMENT_DYNAMIC_CLASS( wxGridRowLabelWindow, wxWindow )
3461
3462 BEGIN_EVENT_TABLE( wxGridRowLabelWindow, wxWindow )
3463 EVT_PAINT( wxGridRowLabelWindow::OnPaint )
3464 EVT_MOUSEWHEEL( wxGridRowLabelWindow::OnMouseWheel)
3465 EVT_MOUSE_EVENTS( wxGridRowLabelWindow::OnMouseEvent )
3466 EVT_KEY_DOWN( wxGridRowLabelWindow::OnKeyDown )
3467 EVT_KEY_UP( wxGridRowLabelWindow::OnKeyUp )
3468 END_EVENT_TABLE()
3469
3470 wxGridRowLabelWindow::wxGridRowLabelWindow( wxGrid *parent,
3471 wxWindowID id,
3472 const wxPoint &pos, const wxSize &size )
3473 : wxWindow( parent, id, pos, size, wxWANTS_CHARS|wxBORDER_NONE )
3474 {
3475 m_owner = parent;
3476 }
3477
3478 void wxGridRowLabelWindow::OnPaint( wxPaintEvent& WXUNUSED(event) )
3479 {
3480 wxPaintDC dc(this);
3481
3482 // NO - don't do this because it will set both the x and y origin
3483 // coords to match the parent scrolled window and we just want to
3484 // set the y coord - MB
3485 //
3486 // m_owner->PrepareDC( dc );
3487
3488 int x, y;
3489 m_owner->CalcUnscrolledPosition( 0, 0, &x, &y );
3490 dc.SetDeviceOrigin( 0, -y );
3491
3492 wxArrayInt rows = m_owner->CalcRowLabelsExposed( GetUpdateRegion() );
3493 m_owner->DrawRowLabels( dc , rows );
3494 }
3495
3496
3497 void wxGridRowLabelWindow::OnMouseEvent( wxMouseEvent& event )
3498 {
3499 m_owner->ProcessRowLabelMouseEvent( event );
3500 }
3501
3502
3503 void wxGridRowLabelWindow::OnMouseWheel( wxMouseEvent& event )
3504 {
3505 m_owner->GetEventHandler()->ProcessEvent(event);
3506 }
3507
3508
3509 // This seems to be required for wxMotif otherwise the mouse
3510 // cursor must be in the cell edit control to get key events
3511 //
3512 void wxGridRowLabelWindow::OnKeyDown( wxKeyEvent& event )
3513 {
3514 if ( !m_owner->GetEventHandler()->ProcessEvent( event ) ) event.Skip();
3515 }
3516
3517 void wxGridRowLabelWindow::OnKeyUp( wxKeyEvent& event )
3518 {
3519 if ( !m_owner->GetEventHandler()->ProcessEvent( event ) ) event.Skip();
3520 }
3521
3522
3523
3524 //////////////////////////////////////////////////////////////////////
3525
3526 IMPLEMENT_DYNAMIC_CLASS( wxGridColLabelWindow, wxWindow )
3527
3528 BEGIN_EVENT_TABLE( wxGridColLabelWindow, wxWindow )
3529 EVT_PAINT( wxGridColLabelWindow::OnPaint )
3530 EVT_MOUSEWHEEL( wxGridColLabelWindow::OnMouseWheel)
3531 EVT_MOUSE_EVENTS( wxGridColLabelWindow::OnMouseEvent )
3532 EVT_KEY_DOWN( wxGridColLabelWindow::OnKeyDown )
3533 EVT_KEY_UP( wxGridColLabelWindow::OnKeyUp )
3534 END_EVENT_TABLE()
3535
3536 wxGridColLabelWindow::wxGridColLabelWindow( wxGrid *parent,
3537 wxWindowID id,
3538 const wxPoint &pos, const wxSize &size )
3539 : wxWindow( parent, id, pos, size, wxWANTS_CHARS|wxBORDER_NONE )
3540 {
3541 m_owner = parent;
3542 }
3543
3544 void wxGridColLabelWindow::OnPaint( wxPaintEvent& WXUNUSED(event) )
3545 {
3546 wxPaintDC dc(this);
3547
3548 // NO - don't do this because it will set both the x and y origin
3549 // coords to match the parent scrolled window and we just want to
3550 // set the x coord - MB
3551 //
3552 // m_owner->PrepareDC( dc );
3553
3554 int x, y;
3555 m_owner->CalcUnscrolledPosition( 0, 0, &x, &y );
3556 dc.SetDeviceOrigin( -x, 0 );
3557
3558 wxArrayInt cols = m_owner->CalcColLabelsExposed( GetUpdateRegion() );
3559 m_owner->DrawColLabels( dc , cols );
3560 }
3561
3562
3563 void wxGridColLabelWindow::OnMouseEvent( wxMouseEvent& event )
3564 {
3565 m_owner->ProcessColLabelMouseEvent( event );
3566 }
3567
3568 void wxGridColLabelWindow::OnMouseWheel( wxMouseEvent& event )
3569 {
3570 m_owner->GetEventHandler()->ProcessEvent(event);
3571 }
3572
3573
3574 // This seems to be required for wxMotif otherwise the mouse
3575 // cursor must be in the cell edit control to get key events
3576 //
3577 void wxGridColLabelWindow::OnKeyDown( wxKeyEvent& event )
3578 {
3579 if ( !m_owner->GetEventHandler()->ProcessEvent( event ) ) event.Skip();
3580 }
3581
3582 void wxGridColLabelWindow::OnKeyUp( wxKeyEvent& event )
3583 {
3584 if ( !m_owner->GetEventHandler()->ProcessEvent( event ) ) event.Skip();
3585 }
3586
3587
3588
3589 //////////////////////////////////////////////////////////////////////
3590
3591 IMPLEMENT_DYNAMIC_CLASS( wxGridCornerLabelWindow, wxWindow )
3592
3593 BEGIN_EVENT_TABLE( wxGridCornerLabelWindow, wxWindow )
3594 EVT_MOUSEWHEEL( wxGridCornerLabelWindow::OnMouseWheel)
3595 EVT_MOUSE_EVENTS( wxGridCornerLabelWindow::OnMouseEvent )
3596 EVT_PAINT( wxGridCornerLabelWindow::OnPaint)
3597 EVT_KEY_DOWN( wxGridCornerLabelWindow::OnKeyDown )
3598 EVT_KEY_UP( wxGridCornerLabelWindow::OnKeyUp )
3599 END_EVENT_TABLE()
3600
3601 wxGridCornerLabelWindow::wxGridCornerLabelWindow( wxGrid *parent,
3602 wxWindowID id,
3603 const wxPoint &pos, const wxSize &size )
3604 : wxWindow( parent, id, pos, size, wxWANTS_CHARS|wxBORDER_NONE )
3605 {
3606 m_owner = parent;
3607 }
3608
3609 void wxGridCornerLabelWindow::OnPaint( wxPaintEvent& WXUNUSED(event) )
3610 {
3611 wxPaintDC dc(this);
3612
3613 int client_height = 0;
3614 int client_width = 0;
3615 GetClientSize( &client_width, &client_height );
3616
3617 dc.SetPen( wxPen(wxSystemSettings::GetColour(wxSYS_COLOUR_3DDKSHADOW),1, wxSOLID) );
3618 dc.DrawLine( client_width-1, client_height-1, client_width-1, 0 );
3619 dc.DrawLine( client_width-1, client_height-1, 0, client_height-1 );
3620 dc.DrawLine( 0, 0, client_width, 0 );
3621 dc.DrawLine( 0, 0, 0, client_height );
3622
3623 dc.SetPen( *wxWHITE_PEN );
3624 dc.DrawLine( 1, 1, client_width-1, 1 );
3625 dc.DrawLine( 1, 1, 1, client_height-1 );
3626 }
3627
3628
3629 void wxGridCornerLabelWindow::OnMouseEvent( wxMouseEvent& event )
3630 {
3631 m_owner->ProcessCornerLabelMouseEvent( event );
3632 }
3633
3634
3635 void wxGridCornerLabelWindow::OnMouseWheel( wxMouseEvent& event )
3636 {
3637 m_owner->GetEventHandler()->ProcessEvent(event);
3638 }
3639
3640 // This seems to be required for wxMotif otherwise the mouse
3641 // cursor must be in the cell edit control to get key events
3642 //
3643 void wxGridCornerLabelWindow::OnKeyDown( wxKeyEvent& event )
3644 {
3645 if ( !m_owner->GetEventHandler()->ProcessEvent( event ) ) event.Skip();
3646 }
3647
3648 void wxGridCornerLabelWindow::OnKeyUp( wxKeyEvent& event )
3649 {
3650 if ( !m_owner->GetEventHandler()->ProcessEvent( event ) ) event.Skip();
3651 }
3652
3653
3654
3655 //////////////////////////////////////////////////////////////////////
3656
3657 IMPLEMENT_DYNAMIC_CLASS( wxGridWindow, wxWindow )
3658
3659 BEGIN_EVENT_TABLE( wxGridWindow, wxWindow )
3660 EVT_PAINT( wxGridWindow::OnPaint )
3661 EVT_MOUSEWHEEL( wxGridWindow::OnMouseWheel)
3662 EVT_MOUSE_EVENTS( wxGridWindow::OnMouseEvent )
3663 EVT_KEY_DOWN( wxGridWindow::OnKeyDown )
3664 EVT_KEY_UP( wxGridWindow::OnKeyUp )
3665 EVT_ERASE_BACKGROUND( wxGridWindow::OnEraseBackground )
3666 END_EVENT_TABLE()
3667
3668 wxGridWindow::wxGridWindow( wxGrid *parent,
3669 wxGridRowLabelWindow *rowLblWin,
3670 wxGridColLabelWindow *colLblWin,
3671 wxWindowID id,
3672 const wxPoint &pos,
3673 const wxSize &size )
3674 : wxWindow( parent, id, pos, size, wxWANTS_CHARS | wxBORDER_NONE | wxCLIP_CHILDREN,
3675 wxT("grid window") )
3676
3677 {
3678 m_owner = parent;
3679 m_rowLabelWin = rowLblWin;
3680 m_colLabelWin = colLblWin;
3681 SetBackgroundColour(_T("WHITE"));
3682 }
3683
3684
3685 wxGridWindow::~wxGridWindow()
3686 {
3687 }
3688
3689
3690 void wxGridWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
3691 {
3692 wxPaintDC dc( this );
3693 m_owner->PrepareDC( dc );
3694 wxRegion reg = GetUpdateRegion();
3695 wxGridCellCoordsArray DirtyCells = m_owner->CalcCellsExposed( reg );
3696 m_owner->DrawGridCellArea( dc , DirtyCells);
3697 #if WXGRID_DRAW_LINES
3698 m_owner->DrawAllGridLines( dc, reg );
3699 #endif
3700 m_owner->DrawGridSpace( dc );
3701 m_owner->DrawHighlight( dc , DirtyCells );
3702 }
3703
3704
3705 void wxGridWindow::ScrollWindow( int dx, int dy, const wxRect *rect )
3706 {
3707 wxWindow::ScrollWindow( dx, dy, rect );
3708 m_rowLabelWin->ScrollWindow( 0, dy, rect );
3709 m_colLabelWin->ScrollWindow( dx, 0, rect );
3710 }
3711
3712
3713 void wxGridWindow::OnMouseEvent( wxMouseEvent& event )
3714 {
3715 m_owner->ProcessGridCellMouseEvent( event );
3716 }
3717
3718 void wxGridWindow::OnMouseWheel( wxMouseEvent& event )
3719 {
3720 m_owner->GetEventHandler()->ProcessEvent(event);
3721 }
3722
3723 // This seems to be required for wxMotif/wxGTK otherwise the mouse
3724 // cursor must be in the cell edit control to get key events
3725 //
3726 void wxGridWindow::OnKeyDown( wxKeyEvent& event )
3727 {
3728 if ( !m_owner->GetEventHandler()->ProcessEvent( event ) ) event.Skip();
3729 }
3730
3731 void wxGridWindow::OnKeyUp( wxKeyEvent& event )
3732 {
3733 if ( !m_owner->GetEventHandler()->ProcessEvent( event ) ) event.Skip();
3734 }
3735
3736 void wxGridWindow::OnEraseBackground( wxEraseEvent& WXUNUSED(event) )
3737 {
3738 }
3739
3740
3741 //////////////////////////////////////////////////////////////////////
3742
3743 // Internal Helper function for computing row or column from some
3744 // (unscrolled) coordinate value, using either
3745 // m_defaultRowHeight/m_defaultColWidth or binary search on array
3746 // of m_rowBottoms/m_ColRights to speed up the search!
3747
3748 // Internal helper macros for simpler use of that function
3749
3750 static int CoordToRowOrCol(int coord, int defaultDist, int minDist,
3751 const wxArrayInt& BorderArray, int nMax,
3752 bool clipToMinMax);
3753
3754 #define internalXToCol(x) CoordToRowOrCol(x, m_defaultColWidth, \
3755 m_minAcceptableColWidth, \
3756 m_colRights, m_numCols, TRUE)
3757 #define internalYToRow(y) CoordToRowOrCol(y, m_defaultRowHeight, \
3758 m_minAcceptableRowHeight, \
3759 m_rowBottoms, m_numRows, TRUE)
3760 /////////////////////////////////////////////////////////////////////
3761
3762 #if wxUSE_EXTENDED_RTTI
3763 IMPLEMENT_DYNAMIC_CLASS_XTI(wxGrid, wxScrolledWindow,"wx/grid.h")
3764
3765 WX_BEGIN_PROPERTIES_TABLE(wxGrid)
3766 WX_HIDE_PROPERTY( Children )
3767 WX_END_PROPERTIES_TABLE()
3768
3769 WX_BEGIN_HANDLERS_TABLE(wxGrid)
3770 WX_END_HANDLERS_TABLE()
3771
3772 WX_CONSTRUCTOR_5( wxGrid , wxWindow* , Parent , wxWindowID , Id , wxPoint , Position , wxSize , Size , long , WindowStyle )
3773
3774 /*
3775 TODO : Expose more information of a list's layout etc. via appropriate objects (à la NotebookPageInfo)
3776 */
3777 #else
3778 IMPLEMENT_DYNAMIC_CLASS( wxGrid, wxScrolledWindow )
3779 #endif
3780
3781 BEGIN_EVENT_TABLE( wxGrid, wxScrolledWindow )
3782 EVT_PAINT( wxGrid::OnPaint )
3783 EVT_SIZE( wxGrid::OnSize )
3784 EVT_KEY_DOWN( wxGrid::OnKeyDown )
3785 EVT_KEY_UP( wxGrid::OnKeyUp )
3786 EVT_ERASE_BACKGROUND( wxGrid::OnEraseBackground )
3787 END_EVENT_TABLE()
3788
3789 wxGrid::wxGrid()
3790 {
3791 // in order to make sure that a size event is not
3792 // trigerred in a unfinished state
3793 m_cornerLabelWin = NULL ;
3794 m_rowLabelWin = NULL ;
3795 m_colLabelWin = NULL ;
3796 m_gridWin = NULL ;
3797 }
3798
3799 wxGrid::wxGrid( wxWindow *parent,
3800 wxWindowID id,
3801 const wxPoint& pos,
3802 const wxSize& size,
3803 long style,
3804 const wxString& name )
3805 : wxScrolledWindow( parent, id, pos, size, (style | wxWANTS_CHARS), name ),
3806 m_colMinWidths(GRID_HASH_SIZE),
3807 m_rowMinHeights(GRID_HASH_SIZE)
3808 {
3809 Create();
3810 }
3811
3812 bool wxGrid::Create(wxWindow *parent, wxWindowID id,
3813 const wxPoint& pos, const wxSize& size,
3814 long style, const wxString& name)
3815 {
3816 if (!wxScrolledWindow::Create(parent, id, pos, size,
3817 style | wxWANTS_CHARS , name))
3818 return FALSE;
3819
3820 m_colMinWidths =GRID_HASH_SIZE ;
3821 m_rowMinHeights = GRID_HASH_SIZE ;
3822
3823 Create() ;
3824
3825
3826 return TRUE;
3827 }
3828
3829
3830 wxGrid::~wxGrid()
3831 {
3832 // Must do this or ~wxScrollHelper will pop the wrong event handler
3833 SetTargetWindow(this);
3834 ClearAttrCache();
3835 wxSafeDecRef(m_defaultCellAttr);
3836
3837 #ifdef DEBUG_ATTR_CACHE
3838 size_t total = gs_nAttrCacheHits + gs_nAttrCacheMisses;
3839 wxPrintf(_T("wxGrid attribute cache statistics: "
3840 "total: %u, hits: %u (%u%%)\n"),
3841 total, gs_nAttrCacheHits,
3842 total ? (gs_nAttrCacheHits*100) / total : 0);
3843 #endif
3844
3845 if (m_ownTable)
3846 delete m_table;
3847
3848 delete m_typeRegistry;
3849 delete m_selection;
3850 }
3851
3852
3853 //
3854 // ----- internal init and update functions
3855 //
3856
3857 void wxGrid::Create()
3858 {
3859 m_created = FALSE; // set to TRUE by CreateGrid
3860
3861 m_table = (wxGridTableBase *) NULL;
3862 m_ownTable = FALSE;
3863
3864 m_cellEditCtrlEnabled = FALSE;
3865
3866 m_defaultCellAttr = new wxGridCellAttr();
3867
3868 // Set default cell attributes
3869 m_defaultCellAttr->SetDefAttr(m_defaultCellAttr);
3870 m_defaultCellAttr->SetKind(wxGridCellAttr::Default);
3871 m_defaultCellAttr->SetFont(GetFont());
3872 m_defaultCellAttr->SetAlignment(wxALIGN_LEFT, wxALIGN_TOP);
3873 m_defaultCellAttr->SetTextColour(
3874 wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT));
3875 m_defaultCellAttr->SetBackgroundColour(
3876 wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW));
3877 m_defaultCellAttr->SetRenderer(new wxGridCellStringRenderer);
3878 m_defaultCellAttr->SetEditor(new wxGridCellTextEditor);
3879
3880
3881 m_numRows = 0;
3882 m_numCols = 0;
3883 m_currentCellCoords = wxGridNoCellCoords;
3884
3885 m_rowLabelWidth = WXGRID_DEFAULT_ROW_LABEL_WIDTH;
3886 m_colLabelHeight = WXGRID_DEFAULT_COL_LABEL_HEIGHT;
3887
3888 // create the type registry
3889 m_typeRegistry = new wxGridTypeRegistry;
3890 m_selection = NULL;
3891
3892 // subwindow components that make up the wxGrid
3893 m_cornerLabelWin = new wxGridCornerLabelWindow( this,
3894 -1,
3895 wxDefaultPosition,
3896 wxDefaultSize );
3897
3898 m_rowLabelWin = new wxGridRowLabelWindow( this,
3899 -1,
3900 wxDefaultPosition,
3901 wxDefaultSize );
3902
3903 m_colLabelWin = new wxGridColLabelWindow( this,
3904 -1,
3905 wxDefaultPosition,
3906 wxDefaultSize );
3907
3908 m_gridWin = new wxGridWindow( this,
3909 m_rowLabelWin,
3910 m_colLabelWin,
3911 -1,
3912 wxDefaultPosition,
3913 wxDefaultSize );
3914
3915 SetTargetWindow( m_gridWin );
3916
3917 Init();
3918 }
3919
3920
3921 bool wxGrid::CreateGrid( int numRows, int numCols,
3922 wxGrid::wxGridSelectionModes selmode )
3923 {
3924 wxCHECK_MSG( !m_created,
3925 FALSE,
3926 wxT("wxGrid::CreateGrid or wxGrid::SetTable called more than once") );
3927
3928 m_numRows = numRows;
3929 m_numCols = numCols;
3930
3931 m_table = new wxGridStringTable( m_numRows, m_numCols );
3932 m_table->SetView( this );
3933 m_ownTable = TRUE;
3934 m_selection = new wxGridSelection( this, selmode );
3935
3936 CalcDimensions();
3937
3938 m_created = TRUE;
3939
3940 return m_created;
3941 }
3942
3943 void wxGrid::SetSelectionMode(wxGrid::wxGridSelectionModes selmode)
3944 {
3945 wxCHECK_RET( m_created,
3946 wxT("Called wxGrid::SetSelectionMode() before calling CreateGrid()") );
3947
3948 m_selection->SetSelectionMode( selmode );
3949 }
3950
3951 wxGrid::wxGridSelectionModes wxGrid::GetSelectionMode() const
3952 {
3953 wxCHECK_MSG( m_created, wxGrid::wxGridSelectCells,
3954 wxT("Called wxGrid::GetSelectionMode() before calling CreateGrid()") );
3955
3956 return m_selection->GetSelectionMode();
3957 }
3958
3959 bool wxGrid::SetTable( wxGridTableBase *table, bool takeOwnership,
3960 wxGrid::wxGridSelectionModes selmode )
3961 {
3962 if ( m_created )
3963 {
3964 // stop all processing
3965 m_created = FALSE;
3966
3967 if (m_ownTable)
3968 {
3969 wxGridTableBase *t=m_table;
3970 m_table=0;
3971 delete t;
3972 }
3973 delete m_selection;
3974
3975 m_table=0;
3976 m_selection=0;
3977 m_numRows=0;
3978 m_numCols=0;
3979 }
3980 if (table)
3981 {
3982 m_numRows = table->GetNumberRows();
3983 m_numCols = table->GetNumberCols();
3984
3985 m_table = table;
3986 m_table->SetView( this );
3987 if (takeOwnership)
3988 m_ownTable = TRUE;
3989 m_selection = new wxGridSelection( this, selmode );
3990
3991 CalcDimensions();
3992
3993 m_created = TRUE;
3994 }
3995
3996 return m_created;
3997 }
3998
3999
4000 void wxGrid::Init()
4001 {
4002 m_rowLabelWidth = WXGRID_DEFAULT_ROW_LABEL_WIDTH;
4003 m_colLabelHeight = WXGRID_DEFAULT_COL_LABEL_HEIGHT;
4004
4005 if ( m_rowLabelWin )
4006 {
4007 m_labelBackgroundColour = m_rowLabelWin->GetBackgroundColour();
4008 }
4009 else
4010 {
4011 m_labelBackgroundColour = wxColour( _T("WHITE") );
4012 }
4013
4014 m_labelTextColour = wxColour( _T("BLACK") );
4015
4016 // init attr cache
4017 m_attrCache.row = -1;
4018 m_attrCache.col = -1;
4019 m_attrCache.attr = NULL;
4020
4021 // TODO: something better than this ?
4022 //
4023 m_labelFont = this->GetFont();
4024 m_labelFont.SetWeight( wxBOLD );
4025
4026 m_rowLabelHorizAlign = wxALIGN_CENTRE;
4027 m_rowLabelVertAlign = wxALIGN_CENTRE;
4028
4029 m_colLabelHorizAlign = wxALIGN_CENTRE;
4030 m_colLabelVertAlign = wxALIGN_CENTRE;
4031 m_colLabelTextOrientation = wxHORIZONTAL;
4032
4033 m_defaultColWidth = WXGRID_DEFAULT_COL_WIDTH;
4034 m_defaultRowHeight = m_gridWin->GetCharHeight();
4035
4036 m_minAcceptableColWidth = WXGRID_MIN_COL_WIDTH;
4037 m_minAcceptableRowHeight = WXGRID_MIN_ROW_HEIGHT;
4038
4039 #if defined(__WXMOTIF__) || defined(__WXGTK__) // see also text ctrl sizing in ShowCellEditControl()
4040 m_defaultRowHeight += 8;
4041 #else
4042 m_defaultRowHeight += 4;
4043 #endif
4044
4045 m_gridLineColour = wxColour( 192,192,192 );
4046 m_gridLinesEnabled = TRUE;
4047 m_cellHighlightColour = *wxBLACK;
4048 m_cellHighlightPenWidth = 2;
4049 m_cellHighlightROPenWidth = 1;
4050
4051 m_cursorMode = WXGRID_CURSOR_SELECT_CELL;
4052 m_winCapture = (wxWindow *)NULL;
4053 m_canDragRowSize = TRUE;
4054 m_canDragColSize = TRUE;
4055 m_canDragGridSize = TRUE;
4056 m_dragLastPos = -1;
4057 m_dragRowOrCol = -1;
4058 m_isDragging = FALSE;
4059 m_startDragPos = wxDefaultPosition;
4060
4061 m_waitForSlowClick = FALSE;
4062
4063 m_rowResizeCursor = wxCursor( wxCURSOR_SIZENS );
4064 m_colResizeCursor = wxCursor( wxCURSOR_SIZEWE );
4065
4066 m_currentCellCoords = wxGridNoCellCoords;
4067
4068 m_selectingTopLeft = wxGridNoCellCoords;
4069 m_selectingBottomRight = wxGridNoCellCoords;
4070 m_selectionBackground = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHT);
4071 m_selectionForeground = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT);
4072
4073 m_editable = TRUE; // default for whole grid
4074
4075 m_inOnKeyDown = FALSE;
4076 m_batchCount = 0;
4077
4078 m_extraWidth =
4079 m_extraHeight = 0;
4080 }
4081
4082 // ----------------------------------------------------------------------------
4083 // the idea is to call these functions only when necessary because they create
4084 // quite big arrays which eat memory mostly unnecessary - in particular, if
4085 // default widths/heights are used for all rows/columns, we may not use these
4086 // arrays at all
4087 //
4088 // with some extra code, it should be possible to only store the
4089 // widths/heights different from default ones but this will be done later...
4090 // ----------------------------------------------------------------------------
4091
4092 void wxGrid::InitRowHeights()
4093 {
4094 m_rowHeights.Empty();
4095 m_rowBottoms.Empty();
4096
4097 m_rowHeights.Alloc( m_numRows );
4098 m_rowBottoms.Alloc( m_numRows );
4099
4100 int rowBottom = 0;
4101
4102 m_rowHeights.Add( m_defaultRowHeight, m_numRows );
4103
4104 for ( int i = 0; i < m_numRows; i++ )
4105 {
4106 rowBottom += m_defaultRowHeight;
4107 m_rowBottoms.Add( rowBottom );
4108 }
4109 }
4110
4111 void wxGrid::InitColWidths()
4112 {
4113 m_colWidths.Empty();
4114 m_colRights.Empty();
4115
4116 m_colWidths.Alloc( m_numCols );
4117 m_colRights.Alloc( m_numCols );
4118 int colRight = 0;
4119
4120 m_colWidths.Add( m_defaultColWidth, m_numCols );
4121
4122 for ( int i = 0; i < m_numCols; i++ )
4123 {
4124 colRight += m_defaultColWidth;
4125 m_colRights.Add( colRight );
4126 }
4127 }
4128
4129 int wxGrid::GetColWidth(int col) const
4130 {
4131 return m_colWidths.IsEmpty() ? m_defaultColWidth : m_colWidths[col];
4132 }
4133
4134 int wxGrid::GetColLeft(int col) const
4135 {
4136 return m_colRights.IsEmpty() ? col * m_defaultColWidth
4137 : m_colRights[col] - m_colWidths[col];
4138 }
4139
4140 int wxGrid::GetColRight(int col) const
4141 {
4142 return m_colRights.IsEmpty() ? (col + 1) * m_defaultColWidth
4143 : m_colRights[col];
4144 }
4145
4146 int wxGrid::GetRowHeight(int row) const
4147 {
4148 return m_rowHeights.IsEmpty() ? m_defaultRowHeight : m_rowHeights[row];
4149 }
4150
4151 int wxGrid::GetRowTop(int row) const
4152 {
4153 return m_rowBottoms.IsEmpty() ? row * m_defaultRowHeight
4154 : m_rowBottoms[row] - m_rowHeights[row];
4155 }
4156
4157 int wxGrid::GetRowBottom(int row) const
4158 {
4159 return m_rowBottoms.IsEmpty() ? (row + 1) * m_defaultRowHeight
4160 : m_rowBottoms[row];
4161 }
4162
4163 void wxGrid::CalcDimensions()
4164 {
4165 int cw, ch;
4166 GetClientSize( &cw, &ch );
4167
4168 if ( m_rowLabelWin->IsShown() )
4169 cw -= m_rowLabelWidth;
4170 if ( m_colLabelWin->IsShown() )
4171 ch -= m_colLabelHeight;
4172
4173 // grid total size
4174 int w = m_numCols > 0 ? GetColRight(m_numCols - 1) + m_extraWidth + 1 : 0;
4175 int h = m_numRows > 0 ? GetRowBottom(m_numRows - 1) + m_extraHeight + 1 : 0;
4176
4177 // take into account editor if shown
4178 if( IsCellEditControlShown() )
4179 {
4180 int w2, h2;
4181 int r = m_currentCellCoords.GetRow();
4182 int c = m_currentCellCoords.GetCol();
4183 int x = GetColLeft(c);
4184 int y = GetRowTop(r);
4185
4186 // how big is the editor
4187 wxGridCellAttr* attr = GetCellAttr(r, c);
4188 wxGridCellEditor* editor = attr->GetEditor(this, r, c);
4189 editor->GetControl()->GetSize(&w2, &h2);
4190 w2 += x;
4191 h2 += y;
4192 if( w2 > w ) w = w2;
4193 if( h2 > h ) h = h2;
4194 editor->DecRef();
4195 attr->DecRef();
4196 }
4197
4198 // preserve (more or less) the previous position
4199 int x, y;
4200 GetViewStart( &x, &y );
4201
4202 // maybe we don't need scrollbars at all?
4203 //
4204 // also adjust the position to be valid for the new scroll rangs
4205 if ( w <= cw )
4206 {
4207 w = x = 0;
4208 }
4209 else
4210 {
4211 if ( x >= w )
4212 x = w - 1;
4213 }
4214
4215 if ( h <= ch )
4216 {
4217 h = y = 0;
4218 }
4219 else
4220 {
4221 if ( y >= h )
4222 y = h - 1;
4223 }
4224
4225 // do set scrollbar parameters
4226 SetScrollbars( GRID_SCROLL_LINE_X, GRID_SCROLL_LINE_Y,
4227 GetScrollX(w), GetScrollY(h), x, y,
4228 GetBatchCount() != 0);
4229
4230 // if our OnSize() hadn't been called (it would if we have scrollbars), we
4231 // still must reposition the children
4232 CalcWindowSizes();
4233 }
4234
4235
4236 void wxGrid::CalcWindowSizes()
4237 {
4238 // escape if the window is has not been fully created yet
4239
4240 if ( m_cornerLabelWin == NULL )
4241 return ;
4242
4243 int cw, ch;
4244 GetClientSize( &cw, &ch );
4245
4246 if ( m_cornerLabelWin->IsShown() )
4247 m_cornerLabelWin->SetSize( 0, 0, m_rowLabelWidth, m_colLabelHeight );
4248
4249 if ( m_colLabelWin->IsShown() )
4250 m_colLabelWin->SetSize( m_rowLabelWidth, 0, cw-m_rowLabelWidth, m_colLabelHeight);
4251
4252 if ( m_rowLabelWin->IsShown() )
4253 m_rowLabelWin->SetSize( 0, m_colLabelHeight, m_rowLabelWidth, ch-m_colLabelHeight);
4254
4255 if ( m_gridWin->IsShown() )
4256 m_gridWin->SetSize( m_rowLabelWidth, m_colLabelHeight, cw-m_rowLabelWidth, ch-m_colLabelHeight);
4257 }
4258
4259
4260 // this is called when the grid table sends a message to say that it
4261 // has been redimensioned
4262 //
4263 bool wxGrid::Redimension( wxGridTableMessage& msg )
4264 {
4265 int i;
4266 bool result = FALSE;
4267
4268 // Clear the attribute cache as the attribute might refer to a different
4269 // cell than stored in the cache after adding/removing rows/columns.
4270 ClearAttrCache();
4271 // By the same reasoning, the editor should be dismissed if columns are
4272 // added or removed. And for consistency, it should IMHO always be
4273 // removed, not only if the cell "underneath" it actually changes.
4274 // For now, I intentionally do not save the editor's content as the
4275 // cell it might want to save that stuff to might no longer exist.
4276 HideCellEditControl();
4277 #if 0
4278 // if we were using the default widths/heights so far, we must change them
4279 // now
4280 if ( m_colWidths.IsEmpty() )
4281 {
4282 InitColWidths();
4283 }
4284
4285 if ( m_rowHeights.IsEmpty() )
4286 {
4287 InitRowHeights();
4288 }
4289 #endif
4290
4291 switch ( msg.GetId() )
4292 {
4293 case wxGRIDTABLE_NOTIFY_ROWS_INSERTED:
4294 {
4295 size_t pos = msg.GetCommandInt();
4296 int numRows = msg.GetCommandInt2();
4297
4298 m_numRows += numRows;
4299
4300 if ( !m_rowHeights.IsEmpty() )
4301 {
4302 m_rowHeights.Insert( m_defaultRowHeight, pos, numRows );
4303 m_rowBottoms.Insert( 0, pos, numRows );
4304
4305 int bottom = 0;
4306 if ( pos > 0 ) bottom = m_rowBottoms[pos-1];
4307
4308 for ( i = pos; i < m_numRows; i++ )
4309 {
4310 bottom += m_rowHeights[i];
4311 m_rowBottoms[i] = bottom;
4312 }
4313 }
4314 if ( m_currentCellCoords == wxGridNoCellCoords )
4315 {
4316 // if we have just inserted cols into an empty grid the current
4317 // cell will be undefined...
4318 //
4319 SetCurrentCell( 0, 0 );
4320 }
4321
4322 if ( m_selection )
4323 m_selection->UpdateRows( pos, numRows );
4324 wxGridCellAttrProvider * attrProvider = m_table->GetAttrProvider();
4325 if (attrProvider)
4326 attrProvider->UpdateAttrRows( pos, numRows );
4327
4328 if ( !GetBatchCount() )
4329 {
4330 CalcDimensions();
4331 m_rowLabelWin->Refresh();
4332 }
4333 }
4334 result = TRUE;
4335 break;
4336
4337 case wxGRIDTABLE_NOTIFY_ROWS_APPENDED:
4338 {
4339 int numRows = msg.GetCommandInt();
4340 int oldNumRows = m_numRows;
4341 m_numRows += numRows;
4342
4343 if ( !m_rowHeights.IsEmpty() )
4344 {
4345 m_rowHeights.Add( m_defaultRowHeight, numRows );
4346 m_rowBottoms.Add( 0, numRows );
4347
4348 int bottom = 0;
4349 if ( oldNumRows > 0 ) bottom = m_rowBottoms[oldNumRows-1];
4350
4351 for ( i = oldNumRows; i < m_numRows; i++ )
4352 {
4353 bottom += m_rowHeights[i];
4354 m_rowBottoms[i] = bottom;
4355 }
4356 }
4357 if ( m_currentCellCoords == wxGridNoCellCoords )
4358 {
4359 // if we have just inserted cols into an empty grid the current
4360 // cell will be undefined...
4361 //
4362 SetCurrentCell( 0, 0 );
4363 }
4364 if ( !GetBatchCount() )
4365 {
4366 CalcDimensions();
4367 m_rowLabelWin->Refresh();
4368 }
4369 }
4370 result = TRUE;
4371 break;
4372
4373 case wxGRIDTABLE_NOTIFY_ROWS_DELETED:
4374 {
4375 size_t pos = msg.GetCommandInt();
4376 int numRows = msg.GetCommandInt2();
4377 m_numRows -= numRows;
4378
4379 if ( !m_rowHeights.IsEmpty() )
4380 {
4381 m_rowHeights.RemoveAt( pos, numRows );
4382 m_rowBottoms.RemoveAt( pos, numRows );
4383
4384 int h = 0;
4385 for ( i = 0; i < m_numRows; i++ )
4386 {
4387 h += m_rowHeights[i];
4388 m_rowBottoms[i] = h;
4389 }
4390 }
4391 if ( !m_numRows )
4392 {
4393 m_currentCellCoords = wxGridNoCellCoords;
4394 }
4395 else
4396 {
4397 if ( m_currentCellCoords.GetRow() >= m_numRows )
4398 m_currentCellCoords.Set( 0, 0 );
4399 }
4400
4401 if ( m_selection )
4402 m_selection->UpdateRows( pos, -((int)numRows) );
4403 wxGridCellAttrProvider * attrProvider = m_table->GetAttrProvider();
4404 if (attrProvider) {
4405 attrProvider->UpdateAttrRows( pos, -((int)numRows) );
4406 // ifdef'd out following patch from Paul Gammans
4407 #if 0
4408 // No need to touch column attributes, unless we
4409 // removed _all_ rows, in this case, we remove
4410 // all column attributes.
4411 // I hate to do this here, but the
4412 // needed data is not available inside UpdateAttrRows.
4413 if ( !GetNumberRows() )
4414 attrProvider->UpdateAttrCols( 0, -GetNumberCols() );
4415 #endif
4416 }
4417 if ( !GetBatchCount() )
4418 {
4419 CalcDimensions();
4420 m_rowLabelWin->Refresh();
4421 }
4422 }
4423 result = TRUE;
4424 break;
4425
4426 case wxGRIDTABLE_NOTIFY_COLS_INSERTED:
4427 {
4428 size_t pos = msg.GetCommandInt();
4429 int numCols = msg.GetCommandInt2();
4430 m_numCols += numCols;
4431
4432 if ( !m_colWidths.IsEmpty() )
4433 {
4434 m_colWidths.Insert( m_defaultColWidth, pos, numCols );
4435 m_colRights.Insert( 0, pos, numCols );
4436
4437 int right = 0;
4438 if ( pos > 0 ) right = m_colRights[pos-1];
4439
4440 for ( i = pos; i < m_numCols; i++ )
4441 {
4442 right += m_colWidths[i];
4443 m_colRights[i] = right;
4444 }
4445 }
4446 if ( m_currentCellCoords == wxGridNoCellCoords )
4447 {
4448 // if we have just inserted cols into an empty grid the current
4449 // cell will be undefined...
4450 //
4451 SetCurrentCell( 0, 0 );
4452 }
4453
4454 if ( m_selection )
4455 m_selection->UpdateCols( pos, numCols );
4456 wxGridCellAttrProvider * attrProvider = m_table->GetAttrProvider();
4457 if (attrProvider)
4458 attrProvider->UpdateAttrCols( pos, numCols );
4459 if ( !GetBatchCount() )
4460 {
4461 CalcDimensions();
4462 m_colLabelWin->Refresh();
4463 }
4464
4465 }
4466 result = TRUE;
4467 break;
4468
4469 case wxGRIDTABLE_NOTIFY_COLS_APPENDED:
4470 {
4471 int numCols = msg.GetCommandInt();
4472 int oldNumCols = m_numCols;
4473 m_numCols += numCols;
4474 if ( !m_colWidths.IsEmpty() )
4475 {
4476 m_colWidths.Add( m_defaultColWidth, numCols );
4477 m_colRights.Add( 0, numCols );
4478
4479 int right = 0;
4480 if ( oldNumCols > 0 ) right = m_colRights[oldNumCols-1];
4481
4482 for ( i = oldNumCols; i < m_numCols; i++ )
4483 {
4484 right += m_colWidths[i];
4485 m_colRights[i] = right;
4486 }
4487 }
4488 if ( m_currentCellCoords == wxGridNoCellCoords )
4489 {
4490 // if we have just inserted cols into an empty grid the current
4491 // cell will be undefined...
4492 //
4493 SetCurrentCell( 0, 0 );
4494 }
4495 if ( !GetBatchCount() )
4496 {
4497 CalcDimensions();
4498 m_colLabelWin->Refresh();
4499 }
4500 }
4501 result = TRUE;
4502 break;
4503
4504 case wxGRIDTABLE_NOTIFY_COLS_DELETED:
4505 {
4506 size_t pos = msg.GetCommandInt();
4507 int numCols = msg.GetCommandInt2();
4508 m_numCols -= numCols;
4509
4510 if ( !m_colWidths.IsEmpty() )
4511 {
4512 m_colWidths.RemoveAt( pos, numCols );
4513 m_colRights.RemoveAt( pos, numCols );
4514
4515 int w = 0;
4516 for ( i = 0; i < m_numCols; i++ )
4517 {
4518 w += m_colWidths[i];
4519 m_colRights[i] = w;
4520 }
4521 }
4522 if ( !m_numCols )
4523 {
4524 m_currentCellCoords = wxGridNoCellCoords;
4525 }
4526 else
4527 {
4528 if ( m_currentCellCoords.GetCol() >= m_numCols )
4529 m_currentCellCoords.Set( 0, 0 );
4530 }
4531
4532 if ( m_selection )
4533 m_selection->UpdateCols( pos, -((int)numCols) );
4534 wxGridCellAttrProvider * attrProvider = m_table->GetAttrProvider();
4535 if (attrProvider) {
4536 attrProvider->UpdateAttrCols( pos, -((int)numCols) );
4537 // ifdef'd out following patch from Paul Gammans
4538 #if 0
4539 // No need to touch row attributes, unless we
4540 // removed _all_ columns, in this case, we remove
4541 // all row attributes.
4542 // I hate to do this here, but the
4543 // needed data is not available inside UpdateAttrCols.
4544 if ( !GetNumberCols() )
4545 attrProvider->UpdateAttrRows( 0, -GetNumberRows() );
4546 #endif
4547 }
4548 if ( !GetBatchCount() )
4549 {
4550 CalcDimensions();
4551 m_colLabelWin->Refresh();
4552 }
4553 }
4554 result = TRUE;
4555 break;
4556 }
4557
4558 if (result && !GetBatchCount() )
4559 m_gridWin->Refresh();
4560 return result;
4561 }
4562
4563
4564 wxArrayInt wxGrid::CalcRowLabelsExposed( const wxRegion& reg )
4565 {
4566 wxRegionIterator iter( reg );
4567 wxRect r;
4568
4569 wxArrayInt rowlabels;
4570
4571 int top, bottom;
4572 while ( iter )
4573 {
4574 r = iter.GetRect();
4575
4576 // TODO: remove this when we can...
4577 // There is a bug in wxMotif that gives garbage update
4578 // rectangles if you jump-scroll a long way by clicking the
4579 // scrollbar with middle button. This is a work-around
4580 //
4581 #if defined(__WXMOTIF__)
4582 int cw, ch;
4583 m_gridWin->GetClientSize( &cw, &ch );
4584 if ( r.GetTop() > ch ) r.SetTop( 0 );
4585 r.SetBottom( wxMin( r.GetBottom(), ch ) );
4586 #endif
4587
4588 // logical bounds of update region
4589 //
4590 int dummy;
4591 CalcUnscrolledPosition( 0, r.GetTop(), &dummy, &top );
4592 CalcUnscrolledPosition( 0, r.GetBottom(), &dummy, &bottom );
4593
4594 // find the row labels within these bounds
4595 //
4596 int row;
4597 for ( row = internalYToRow(top); row < m_numRows; row++ )
4598 {
4599 if ( GetRowBottom(row) < top )
4600 continue;
4601
4602 if ( GetRowTop(row) > bottom )
4603 break;
4604
4605 rowlabels.Add( row );
4606 }
4607
4608 iter++ ;
4609 }
4610
4611 return rowlabels;
4612 }
4613
4614
4615 wxArrayInt wxGrid::CalcColLabelsExposed( const wxRegion& reg )
4616 {
4617 wxRegionIterator iter( reg );
4618 wxRect r;
4619
4620 wxArrayInt colLabels;
4621
4622 int left, right;
4623 while ( iter )
4624 {
4625 r = iter.GetRect();
4626
4627 // TODO: remove this when we can...
4628 // There is a bug in wxMotif that gives garbage update
4629 // rectangles if you jump-scroll a long way by clicking the
4630 // scrollbar with middle button. This is a work-around
4631 //
4632 #if defined(__WXMOTIF__)
4633 int cw, ch;
4634 m_gridWin->GetClientSize( &cw, &ch );
4635 if ( r.GetLeft() > cw ) r.SetLeft( 0 );
4636 r.SetRight( wxMin( r.GetRight(), cw ) );
4637 #endif
4638
4639 // logical bounds of update region
4640 //
4641 int dummy;
4642 CalcUnscrolledPosition( r.GetLeft(), 0, &left, &dummy );
4643 CalcUnscrolledPosition( r.GetRight(), 0, &right, &dummy );
4644
4645 // find the cells within these bounds
4646 //
4647 int col;
4648 for ( col = internalXToCol(left); col < m_numCols; col++ )
4649 {
4650 if ( GetColRight(col) < left )
4651 continue;
4652
4653 if ( GetColLeft(col) > right )
4654 break;
4655
4656 colLabels.Add( col );
4657 }
4658
4659 iter++ ;
4660 }
4661 return colLabels;
4662 }
4663
4664
4665 wxGridCellCoordsArray wxGrid::CalcCellsExposed( const wxRegion& reg )
4666 {
4667 wxRegionIterator iter( reg );
4668 wxRect r;
4669
4670 wxGridCellCoordsArray cellsExposed;
4671
4672 int left, top, right, bottom;
4673 while ( iter )
4674 {
4675 r = iter.GetRect();
4676
4677 // TODO: remove this when we can...
4678 // There is a bug in wxMotif that gives garbage update
4679 // rectangles if you jump-scroll a long way by clicking the
4680 // scrollbar with middle button. This is a work-around
4681 //
4682 #if defined(__WXMOTIF__)
4683 int cw, ch;
4684 m_gridWin->GetClientSize( &cw, &ch );
4685 if ( r.GetTop() > ch ) r.SetTop( 0 );
4686 if ( r.GetLeft() > cw ) r.SetLeft( 0 );
4687 r.SetRight( wxMin( r.GetRight(), cw ) );
4688 r.SetBottom( wxMin( r.GetBottom(), ch ) );
4689 #endif
4690
4691 // logical bounds of update region
4692 //
4693 CalcUnscrolledPosition( r.GetLeft(), r.GetTop(), &left, &top );
4694 CalcUnscrolledPosition( r.GetRight(), r.GetBottom(), &right, &bottom );
4695
4696 // find the cells within these bounds
4697 //
4698 int row, col;
4699 for ( row = internalYToRow(top); row < m_numRows; row++ )
4700 {
4701 if ( GetRowBottom(row) <= top )
4702 continue;
4703
4704 if ( GetRowTop(row) > bottom )
4705 break;
4706
4707 for ( col = internalXToCol(left); col < m_numCols; col++ )
4708 {
4709 if ( GetColRight(col) <= left )
4710 continue;
4711
4712 if ( GetColLeft(col) > right )
4713 break;
4714
4715 cellsExposed.Add( wxGridCellCoords( row, col ) );
4716 }
4717 }
4718
4719 iter++;
4720 }
4721
4722 return cellsExposed;
4723 }
4724
4725
4726 void wxGrid::ProcessRowLabelMouseEvent( wxMouseEvent& event )
4727 {
4728 int x, y, row;
4729 wxPoint pos( event.GetPosition() );
4730 CalcUnscrolledPosition( pos.x, pos.y, &x, &y );
4731
4732 if ( event.Dragging() )
4733 {
4734 if (!m_isDragging)
4735 {
4736 m_isDragging = TRUE;
4737 m_rowLabelWin->CaptureMouse();
4738 }
4739
4740 if ( event.LeftIsDown() )
4741 {
4742 switch( m_cursorMode )
4743 {
4744 case WXGRID_CURSOR_RESIZE_ROW:
4745 {
4746 int cw, ch, left, dummy;
4747 m_gridWin->GetClientSize( &cw, &ch );
4748 CalcUnscrolledPosition( 0, 0, &left, &dummy );
4749
4750 wxClientDC dc( m_gridWin );
4751 PrepareDC( dc );
4752 y = wxMax( y,
4753 GetRowTop(m_dragRowOrCol) +
4754 GetRowMinimalHeight(m_dragRowOrCol) );
4755 dc.SetLogicalFunction(wxINVERT);
4756 if ( m_dragLastPos >= 0 )
4757 {
4758 dc.DrawLine( left, m_dragLastPos, left+cw, m_dragLastPos );
4759 }
4760 dc.DrawLine( left, y, left+cw, y );
4761 m_dragLastPos = y;
4762 }
4763 break;
4764
4765 case WXGRID_CURSOR_SELECT_ROW:
4766 if ( (row = YToRow( y )) >= 0 )
4767 {
4768 if ( m_selection )
4769 {
4770 m_selection->SelectRow( row,
4771 event.ControlDown(),
4772 event.ShiftDown(),
4773 event.AltDown(),
4774 event.MetaDown() );
4775 }
4776 }
4777
4778 // default label to suppress warnings about "enumeration value
4779 // 'xxx' not handled in switch
4780 default:
4781 break;
4782 }
4783 }
4784 return;
4785 }
4786
4787 if ( m_isDragging && (event.Entering() || event.Leaving()) )
4788 return;
4789
4790 if (m_isDragging)
4791 {
4792 if (m_rowLabelWin->HasCapture()) m_rowLabelWin->ReleaseMouse();
4793 m_isDragging = FALSE;
4794 }
4795
4796 // ------------ Entering or leaving the window
4797 //
4798 if ( event.Entering() || event.Leaving() )
4799 {
4800 ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_rowLabelWin);
4801 }
4802
4803
4804 // ------------ Left button pressed
4805 //
4806 else if ( event.LeftDown() )
4807 {
4808 // don't send a label click event for a hit on the
4809 // edge of the row label - this is probably the user
4810 // wanting to resize the row
4811 //
4812 if ( YToEdgeOfRow(y) < 0 )
4813 {
4814 row = YToRow(y);
4815 if ( row >= 0 &&
4816 !SendEvent( wxEVT_GRID_LABEL_LEFT_CLICK, row, -1, event ) )
4817 {
4818 if ( !event.ShiftDown() && !event.ControlDown() )
4819 ClearSelection();
4820 if ( m_selection )
4821 {
4822 if ( event.ShiftDown() )
4823 {
4824 m_selection->SelectBlock( m_currentCellCoords.GetRow(),
4825 0,
4826 row,
4827 GetNumberCols() - 1,
4828 event.ControlDown(),
4829 event.ShiftDown(),
4830 event.AltDown(),
4831 event.MetaDown() );
4832 }
4833 else
4834 {
4835 m_selection->SelectRow( row,
4836 event.ControlDown(),
4837 event.ShiftDown(),
4838 event.AltDown(),
4839 event.MetaDown() );
4840 }
4841 }
4842
4843 ChangeCursorMode(WXGRID_CURSOR_SELECT_ROW, m_rowLabelWin);
4844 }
4845 }
4846 else
4847 {
4848 // starting to drag-resize a row
4849 //
4850 if ( CanDragRowSize() )
4851 ChangeCursorMode(WXGRID_CURSOR_RESIZE_ROW, m_rowLabelWin);
4852 }
4853 }
4854
4855
4856 // ------------ Left double click
4857 //
4858 else if (event.LeftDClick() )
4859 {
4860 int row = YToEdgeOfRow(y);
4861 if ( row < 0 )
4862 {
4863 row = YToRow(y);
4864 if ( row >=0 &&
4865 !SendEvent( wxEVT_GRID_LABEL_LEFT_DCLICK, row, -1, event ) )
4866 {
4867 // no default action at the moment
4868 }
4869 }
4870 else
4871 {
4872 // adjust row height depending on label text
4873 AutoSizeRowLabelSize( row );
4874
4875 ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_colLabelWin);
4876 m_dragLastPos = -1;
4877 }
4878 }
4879
4880
4881 // ------------ Left button released
4882 //
4883 else if ( event.LeftUp() )
4884 {
4885 if ( m_cursorMode == WXGRID_CURSOR_RESIZE_ROW )
4886 {
4887 DoEndDragResizeRow();
4888
4889 // Note: we are ending the event *after* doing
4890 // default processing in this case
4891 //
4892 SendEvent( wxEVT_GRID_ROW_SIZE, m_dragRowOrCol, -1, event );
4893 }
4894
4895 ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_rowLabelWin);
4896 m_dragLastPos = -1;
4897 }
4898
4899
4900 // ------------ Right button down
4901 //
4902 else if ( event.RightDown() )
4903 {
4904 row = YToRow(y);
4905 if ( row >=0 &&
4906 !SendEvent( wxEVT_GRID_LABEL_RIGHT_CLICK, row, -1, event ) )
4907 {
4908 // no default action at the moment
4909 }
4910 }
4911
4912
4913 // ------------ Right double click
4914 //
4915 else if ( event.RightDClick() )
4916 {
4917 row = YToRow(y);
4918 if ( row >= 0 &&
4919 !SendEvent( wxEVT_GRID_LABEL_RIGHT_DCLICK, row, -1, event ) )
4920 {
4921 // no default action at the moment
4922 }
4923 }
4924
4925
4926 // ------------ No buttons down and mouse moving
4927 //
4928 else if ( event.Moving() )
4929 {
4930 m_dragRowOrCol = YToEdgeOfRow( y );
4931 if ( m_dragRowOrCol >= 0 )
4932 {
4933 if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
4934 {
4935 // don't capture the mouse yet
4936 if ( CanDragRowSize() )
4937 ChangeCursorMode(WXGRID_CURSOR_RESIZE_ROW, m_rowLabelWin, FALSE);
4938 }
4939 }
4940 else if ( m_cursorMode != WXGRID_CURSOR_SELECT_CELL )
4941 {
4942 ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_rowLabelWin, FALSE);
4943 }
4944 }
4945 }
4946
4947
4948 void wxGrid::ProcessColLabelMouseEvent( wxMouseEvent& event )
4949 {
4950 int x, y, col;
4951 wxPoint pos( event.GetPosition() );
4952 CalcUnscrolledPosition( pos.x, pos.y, &x, &y );
4953
4954 if ( event.Dragging() )
4955 {
4956 if (!m_isDragging)
4957 {
4958 m_isDragging = TRUE;
4959 m_colLabelWin->CaptureMouse();
4960 }
4961
4962 if ( event.LeftIsDown() )
4963 {
4964 switch( m_cursorMode )
4965 {
4966 case WXGRID_CURSOR_RESIZE_COL:
4967 {
4968 int cw, ch, dummy, top;
4969 m_gridWin->GetClientSize( &cw, &ch );
4970 CalcUnscrolledPosition( 0, 0, &dummy, &top );
4971
4972 wxClientDC dc( m_gridWin );
4973 PrepareDC( dc );
4974
4975 x = wxMax( x, GetColLeft(m_dragRowOrCol) +
4976 GetColMinimalWidth(m_dragRowOrCol));
4977 dc.SetLogicalFunction(wxINVERT);
4978 if ( m_dragLastPos >= 0 )
4979 {
4980 dc.DrawLine( m_dragLastPos, top, m_dragLastPos, top+ch );
4981 }
4982 dc.DrawLine( x, top, x, top+ch );
4983 m_dragLastPos = x;
4984 }
4985 break;
4986
4987 case WXGRID_CURSOR_SELECT_COL:
4988 if ( (col = XToCol( x )) >= 0 )
4989 {
4990 if ( m_selection )
4991 {
4992 m_selection->SelectCol( col,
4993 event.ControlDown(),
4994 event.ShiftDown(),
4995 event.AltDown(),
4996 event.MetaDown() );
4997 }
4998 }
4999
5000 // default label to suppress warnings about "enumeration value
5001 // 'xxx' not handled in switch
5002 default:
5003 break;
5004 }
5005 }
5006 return;
5007 }
5008
5009 if ( m_isDragging && (event.Entering() || event.Leaving()) )
5010 return;
5011
5012 if (m_isDragging)
5013 {
5014 if (m_colLabelWin->HasCapture()) m_colLabelWin->ReleaseMouse();
5015 m_isDragging = FALSE;
5016 }
5017
5018 // ------------ Entering or leaving the window
5019 //
5020 if ( event.Entering() || event.Leaving() )
5021 {
5022 ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_colLabelWin);
5023 }
5024
5025
5026 // ------------ Left button pressed
5027 //
5028 else if ( event.LeftDown() )
5029 {
5030 // don't send a label click event for a hit on the
5031 // edge of the col label - this is probably the user
5032 // wanting to resize the col
5033 //
5034 if ( XToEdgeOfCol(x) < 0 )
5035 {
5036 col = XToCol(x);
5037 if ( col >= 0 &&
5038 !SendEvent( wxEVT_GRID_LABEL_LEFT_CLICK, -1, col, event ) )
5039 {
5040 if ( !event.ShiftDown() && !event.ControlDown() )
5041 ClearSelection();
5042 if ( m_selection )
5043 {
5044 if ( event.ShiftDown() )
5045 {
5046 m_selection->SelectBlock( 0,
5047 m_currentCellCoords.GetCol(),
5048 GetNumberRows() - 1, col,
5049 event.ControlDown(),
5050 event.ShiftDown(),
5051 event.AltDown(),
5052 event.MetaDown() );
5053 }
5054 else
5055 {
5056 m_selection->SelectCol( col,
5057 event.ControlDown(),
5058 event.ShiftDown(),
5059 event.AltDown(),
5060 event.MetaDown() );
5061 }
5062 }
5063
5064 ChangeCursorMode(WXGRID_CURSOR_SELECT_COL, m_colLabelWin);
5065 }
5066 }
5067 else
5068 {
5069 // starting to drag-resize a col
5070 //
5071 if ( CanDragColSize() )
5072 ChangeCursorMode(WXGRID_CURSOR_RESIZE_COL, m_colLabelWin);
5073 }
5074 }
5075
5076
5077 // ------------ Left double click
5078 //
5079 if ( event.LeftDClick() )
5080 {
5081 int col = XToEdgeOfCol(x);
5082 if ( col < 0 )
5083 {
5084 col = XToCol(x);
5085 if ( col >= 0 &&
5086 ! SendEvent( wxEVT_GRID_LABEL_LEFT_DCLICK, -1, col, event ) )
5087 {
5088 // no default action at the moment
5089 }
5090 }
5091 else
5092 {
5093 // adjust column width depending on label text
5094 AutoSizeColLabelSize( col );
5095
5096 ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_colLabelWin);
5097 m_dragLastPos = -1;
5098 }
5099 }
5100
5101
5102 // ------------ Left button released
5103 //
5104 else if ( event.LeftUp() )
5105 {
5106 if ( m_cursorMode == WXGRID_CURSOR_RESIZE_COL )
5107 {
5108 DoEndDragResizeCol();
5109
5110 // Note: we are ending the event *after* doing
5111 // default processing in this case
5112 //
5113 SendEvent( wxEVT_GRID_COL_SIZE, -1, m_dragRowOrCol, event );
5114 }
5115
5116 ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_colLabelWin);
5117 m_dragLastPos = -1;
5118 }
5119
5120
5121 // ------------ Right button down
5122 //
5123 else if ( event.RightDown() )
5124 {
5125 col = XToCol(x);
5126 if ( col >= 0 &&
5127 !SendEvent( wxEVT_GRID_LABEL_RIGHT_CLICK, -1, col, event ) )
5128 {
5129 // no default action at the moment
5130 }
5131 }
5132
5133
5134 // ------------ Right double click
5135 //
5136 else if ( event.RightDClick() )
5137 {
5138 col = XToCol(x);
5139 if ( col >= 0 &&
5140 !SendEvent( wxEVT_GRID_LABEL_RIGHT_DCLICK, -1, col, event ) )
5141 {
5142 // no default action at the moment
5143 }
5144 }
5145
5146
5147 // ------------ No buttons down and mouse moving
5148 //
5149 else if ( event.Moving() )
5150 {
5151 m_dragRowOrCol = XToEdgeOfCol( x );
5152 if ( m_dragRowOrCol >= 0 )
5153 {
5154 if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
5155 {
5156 // don't capture the cursor yet
5157 if ( CanDragColSize() )
5158 ChangeCursorMode(WXGRID_CURSOR_RESIZE_COL, m_colLabelWin, FALSE);
5159 }
5160 }
5161 else if ( m_cursorMode != WXGRID_CURSOR_SELECT_CELL )
5162 {
5163 ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_colLabelWin, FALSE);
5164 }
5165 }
5166 }
5167
5168
5169 void wxGrid::ProcessCornerLabelMouseEvent( wxMouseEvent& event )
5170 {
5171 if ( event.LeftDown() )
5172 {
5173 // indicate corner label by having both row and
5174 // col args == -1
5175 //
5176 if ( !SendEvent( wxEVT_GRID_LABEL_LEFT_CLICK, -1, -1, event ) )
5177 {
5178 SelectAll();
5179 }
5180 }
5181
5182 else if ( event.LeftDClick() )
5183 {
5184 SendEvent( wxEVT_GRID_LABEL_LEFT_DCLICK, -1, -1, event );
5185 }
5186
5187 else if ( event.RightDown() )
5188 {
5189 if ( !SendEvent( wxEVT_GRID_LABEL_RIGHT_CLICK, -1, -1, event ) )
5190 {
5191 // no default action at the moment
5192 }
5193 }
5194
5195 else if ( event.RightDClick() )
5196 {
5197 if ( !SendEvent( wxEVT_GRID_LABEL_RIGHT_DCLICK, -1, -1, event ) )
5198 {
5199 // no default action at the moment
5200 }
5201 }
5202 }
5203
5204 void wxGrid::ChangeCursorMode(CursorMode mode,
5205 wxWindow *win,
5206 bool captureMouse)
5207 {
5208 #ifdef __WXDEBUG__
5209 static const wxChar *cursorModes[] =
5210 {
5211 _T("SELECT_CELL"),
5212 _T("RESIZE_ROW"),
5213 _T("RESIZE_COL"),
5214 _T("SELECT_ROW"),
5215 _T("SELECT_COL")
5216 };
5217
5218 wxLogTrace(_T("grid"),
5219 _T("wxGrid cursor mode (mouse capture for %s): %s -> %s"),
5220 win == m_colLabelWin ? _T("colLabelWin")
5221 : win ? _T("rowLabelWin")
5222 : _T("gridWin"),
5223 cursorModes[m_cursorMode], cursorModes[mode]);
5224 #endif // __WXDEBUG__
5225
5226 if ( mode == m_cursorMode &&
5227 win == m_winCapture &&
5228 captureMouse == (m_winCapture != NULL))
5229 return;
5230
5231 if ( !win )
5232 {
5233 // by default use the grid itself
5234 win = m_gridWin;
5235 }
5236
5237 if ( m_winCapture )
5238 {
5239 if (m_winCapture->HasCapture()) m_winCapture->ReleaseMouse();
5240 m_winCapture = (wxWindow *)NULL;
5241 }
5242
5243 m_cursorMode = mode;
5244
5245 switch ( m_cursorMode )
5246 {
5247 case WXGRID_CURSOR_RESIZE_ROW:
5248 win->SetCursor( m_rowResizeCursor );
5249 break;
5250
5251 case WXGRID_CURSOR_RESIZE_COL:
5252 win->SetCursor( m_colResizeCursor );
5253 break;
5254
5255 default:
5256 win->SetCursor( *wxSTANDARD_CURSOR );
5257 }
5258
5259 // we need to capture mouse when resizing
5260 bool resize = m_cursorMode == WXGRID_CURSOR_RESIZE_ROW ||
5261 m_cursorMode == WXGRID_CURSOR_RESIZE_COL;
5262
5263 if ( captureMouse && resize )
5264 {
5265 win->CaptureMouse();
5266 m_winCapture = win;
5267 }
5268 }
5269
5270 void wxGrid::ProcessGridCellMouseEvent( wxMouseEvent& event )
5271 {
5272 int x, y;
5273 wxPoint pos( event.GetPosition() );
5274 CalcUnscrolledPosition( pos.x, pos.y, &x, &y );
5275
5276 wxGridCellCoords coords;
5277 XYToCell( x, y, coords );
5278
5279 int cell_rows, cell_cols;
5280 GetCellSize( coords.GetRow(), coords.GetCol(), &cell_rows, &cell_cols );
5281 if ((cell_rows < 0) || (cell_cols < 0))
5282 {
5283 coords.SetRow(coords.GetRow() + cell_rows);
5284 coords.SetCol(coords.GetCol() + cell_cols);
5285 }
5286
5287 if ( event.Dragging() )
5288 {
5289 //wxLogDebug("pos(%d, %d) coords(%d, %d)", pos.x, pos.y, coords.GetRow(), coords.GetCol());
5290
5291 // Don't start doing anything until the mouse has been drug at
5292 // least 3 pixels in any direction...
5293 if (! m_isDragging)
5294 {
5295 if (m_startDragPos == wxDefaultPosition)
5296 {
5297 m_startDragPos = pos;
5298 return;
5299 }
5300 if (abs(m_startDragPos.x - pos.x) < 4 && abs(m_startDragPos.y - pos.y) < 4)
5301 return;
5302 }
5303
5304 m_isDragging = TRUE;
5305 if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
5306 {
5307 // Hide the edit control, so it
5308 // won't interfer with drag-shrinking.
5309 if ( IsCellEditControlShown() )
5310 {
5311 HideCellEditControl();
5312 SaveEditControlValue();
5313 }
5314
5315 // Have we captured the mouse yet?
5316 if (! m_winCapture)
5317 {
5318 m_winCapture = m_gridWin;
5319 m_winCapture->CaptureMouse();
5320 }
5321
5322 if ( coords != wxGridNoCellCoords )
5323 {
5324 if ( event.ControlDown() )
5325 {
5326 if ( m_selectingKeyboard == wxGridNoCellCoords)
5327 m_selectingKeyboard = coords;
5328 HighlightBlock ( m_selectingKeyboard, coords );
5329 }
5330 else
5331 {
5332 if ( !IsSelection() )
5333 {
5334 HighlightBlock( coords, coords );
5335 }
5336 else
5337 {
5338 HighlightBlock( m_currentCellCoords, coords );
5339 }
5340 }
5341
5342 if (! IsVisible(coords))
5343 {
5344 MakeCellVisible(coords);
5345 // TODO: need to introduce a delay or something here. The
5346 // scrolling is way to fast, at least on MSW - also on GTK.
5347 }
5348 }
5349 }
5350 else if ( m_cursorMode == WXGRID_CURSOR_RESIZE_ROW )
5351 {
5352 int cw, ch, left, dummy;
5353 m_gridWin->GetClientSize( &cw, &ch );
5354 CalcUnscrolledPosition( 0, 0, &left, &dummy );
5355
5356 wxClientDC dc( m_gridWin );
5357 PrepareDC( dc );
5358 y = wxMax( y, GetRowTop(m_dragRowOrCol) +
5359 GetRowMinimalHeight(m_dragRowOrCol) );
5360 dc.SetLogicalFunction(wxINVERT);
5361 if ( m_dragLastPos >= 0 )
5362 {
5363 dc.DrawLine( left, m_dragLastPos, left+cw, m_dragLastPos );
5364 }
5365 dc.DrawLine( left, y, left+cw, y );
5366 m_dragLastPos = y;
5367 }
5368 else if ( m_cursorMode == WXGRID_CURSOR_RESIZE_COL )
5369 {
5370 int cw, ch, dummy, top;
5371 m_gridWin->GetClientSize( &cw, &ch );
5372 CalcUnscrolledPosition( 0, 0, &dummy, &top );
5373
5374 wxClientDC dc( m_gridWin );
5375 PrepareDC( dc );
5376 x = wxMax( x, GetColLeft(m_dragRowOrCol) +
5377 GetColMinimalWidth(m_dragRowOrCol) );
5378 dc.SetLogicalFunction(wxINVERT);
5379 if ( m_dragLastPos >= 0 )
5380 {
5381 dc.DrawLine( m_dragLastPos, top, m_dragLastPos, top+ch );
5382 }
5383 dc.DrawLine( x, top, x, top+ch );
5384 m_dragLastPos = x;
5385 }
5386
5387 return;
5388 }
5389
5390 m_isDragging = FALSE;
5391 m_startDragPos = wxDefaultPosition;
5392
5393 // VZ: if we do this, the mode is reset to WXGRID_CURSOR_SELECT_CELL
5394 // immediately after it becomes WXGRID_CURSOR_RESIZE_ROW/COL under
5395 // wxGTK
5396 #if 0
5397 if ( event.Entering() || event.Leaving() )
5398 {
5399 ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
5400 m_gridWin->SetCursor( *wxSTANDARD_CURSOR );
5401 }
5402 else
5403 #endif // 0
5404
5405 // ------------ Left button pressed
5406 //
5407 if ( event.LeftDown() && coords != wxGridNoCellCoords )
5408 {
5409 if ( !SendEvent( wxEVT_GRID_CELL_LEFT_CLICK,
5410 coords.GetRow(),
5411 coords.GetCol(),
5412 event ) )
5413 {
5414 if ( !event.ControlDown() )
5415 ClearSelection();
5416 if ( event.ShiftDown() )
5417 {
5418 if ( m_selection )
5419 {
5420 m_selection->SelectBlock( m_currentCellCoords.GetRow(),
5421 m_currentCellCoords.GetCol(),
5422 coords.GetRow(),
5423 coords.GetCol(),
5424 event.ControlDown(),
5425 event.ShiftDown(),
5426 event.AltDown(),
5427 event.MetaDown() );
5428 }
5429 }
5430 else if ( XToEdgeOfCol(x) < 0 &&
5431 YToEdgeOfRow(y) < 0 )
5432 {
5433 DisableCellEditControl();
5434 MakeCellVisible( coords );
5435
5436 if ( event.ControlDown() )
5437 {
5438 if ( m_selection )
5439 {
5440 m_selection->ToggleCellSelection( coords.GetRow(),
5441 coords.GetCol(),
5442 event.ControlDown(),
5443 event.ShiftDown(),
5444 event.AltDown(),
5445 event.MetaDown() );
5446 }
5447 m_selectingTopLeft = wxGridNoCellCoords;
5448 m_selectingBottomRight = wxGridNoCellCoords;
5449 m_selectingKeyboard = coords;
5450 }
5451 else
5452 {
5453 m_waitForSlowClick = m_currentCellCoords == coords && coords != wxGridNoCellCoords;
5454 SetCurrentCell( coords );
5455 if ( m_selection )
5456 {
5457 if ( m_selection->GetSelectionMode() !=
5458 wxGrid::wxGridSelectCells )
5459 {
5460 HighlightBlock( coords, coords );
5461 }
5462 }
5463 }
5464 }
5465 }
5466 }
5467
5468
5469 // ------------ Left double click
5470 //
5471 else if ( event.LeftDClick() && coords != wxGridNoCellCoords )
5472 {
5473 DisableCellEditControl();
5474
5475 if ( XToEdgeOfCol(x) < 0 && YToEdgeOfRow(y) < 0 )
5476 {
5477 SendEvent( wxEVT_GRID_CELL_LEFT_DCLICK,
5478 coords.GetRow(),
5479 coords.GetCol(),
5480 event );
5481 }
5482 }
5483
5484
5485 // ------------ Left button released
5486 //
5487 else if ( event.LeftUp() )
5488 {
5489 if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
5490 {
5491 if (m_winCapture)
5492 {
5493 if (m_winCapture->HasCapture()) m_winCapture->ReleaseMouse();
5494 m_winCapture = NULL;
5495 }
5496
5497 if ( coords == m_currentCellCoords && m_waitForSlowClick && CanEnableCellControl())
5498 {
5499 ClearSelection();
5500 EnableCellEditControl();
5501
5502 wxGridCellAttr* attr = GetCellAttr(coords);
5503 wxGridCellEditor *editor = attr->GetEditor(this, coords.GetRow(), coords.GetCol());
5504 editor->StartingClick();
5505 editor->DecRef();
5506 attr->DecRef();
5507
5508 m_waitForSlowClick = FALSE;
5509 }
5510 else if ( m_selectingTopLeft != wxGridNoCellCoords &&
5511 m_selectingBottomRight != wxGridNoCellCoords )
5512 {
5513 if ( m_selection )
5514 {
5515 m_selection->SelectBlock( m_selectingTopLeft.GetRow(),
5516 m_selectingTopLeft.GetCol(),
5517 m_selectingBottomRight.GetRow(),
5518 m_selectingBottomRight.GetCol(),
5519 event.ControlDown(),
5520 event.ShiftDown(),
5521 event.AltDown(),
5522 event.MetaDown() );
5523 }
5524
5525 m_selectingTopLeft = wxGridNoCellCoords;
5526 m_selectingBottomRight = wxGridNoCellCoords;
5527
5528 // Show the edit control, if it has been hidden for
5529 // drag-shrinking.
5530 ShowCellEditControl();
5531 }
5532 }
5533 else if ( m_cursorMode == WXGRID_CURSOR_RESIZE_ROW )
5534 {
5535 ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
5536 DoEndDragResizeRow();
5537
5538 // Note: we are ending the event *after* doing
5539 // default processing in this case
5540 //
5541 SendEvent( wxEVT_GRID_ROW_SIZE, m_dragRowOrCol, -1, event );
5542 }
5543 else if ( m_cursorMode == WXGRID_CURSOR_RESIZE_COL )
5544 {
5545 ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
5546 DoEndDragResizeCol();
5547
5548 // Note: we are ending the event *after* doing
5549 // default processing in this case
5550 //
5551 SendEvent( wxEVT_GRID_COL_SIZE, -1, m_dragRowOrCol, event );
5552 }
5553
5554 m_dragLastPos = -1;
5555 }
5556
5557
5558 // ------------ Right button down
5559 //
5560 else if ( event.RightDown() && coords != wxGridNoCellCoords )
5561 {
5562 DisableCellEditControl();
5563 if ( !SendEvent( wxEVT_GRID_CELL_RIGHT_CLICK,
5564 coords.GetRow(),
5565 coords.GetCol(),
5566 event ) )
5567 {
5568 // no default action at the moment
5569 }
5570 }
5571
5572
5573 // ------------ Right double click
5574 //
5575 else if ( event.RightDClick() && coords != wxGridNoCellCoords )
5576 {
5577 DisableCellEditControl();
5578 if ( !SendEvent( wxEVT_GRID_CELL_RIGHT_DCLICK,
5579 coords.GetRow(),
5580 coords.GetCol(),
5581 event ) )
5582 {
5583 // no default action at the moment
5584 }
5585 }
5586
5587 // ------------ Moving and no button action
5588 //
5589 else if ( event.Moving() && !event.IsButton() )
5590 {
5591 if( coords.GetRow() < 0 || coords.GetCol() < 0 )
5592 {
5593 // out of grid cell area
5594 ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
5595 return;
5596 }
5597
5598 int dragRow = YToEdgeOfRow( y );
5599 int dragCol = XToEdgeOfCol( x );
5600
5601 // Dragging on the corner of a cell to resize in both
5602 // directions is not implemented yet...
5603 //
5604 if ( dragRow >= 0 && dragCol >= 0 )
5605 {
5606 ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
5607 return;
5608 }
5609
5610 if ( dragRow >= 0 )
5611 {
5612 m_dragRowOrCol = dragRow;
5613
5614 if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
5615 {
5616 if ( CanDragRowSize() && CanDragGridSize() )
5617 ChangeCursorMode(WXGRID_CURSOR_RESIZE_ROW);
5618 }
5619
5620 if ( dragCol >= 0 )
5621 {
5622 m_dragRowOrCol = dragCol;
5623 }
5624
5625 return;
5626 }
5627
5628 if ( dragCol >= 0 )
5629 {
5630 m_dragRowOrCol = dragCol;
5631
5632 if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
5633 {
5634 if ( CanDragColSize() && CanDragGridSize() )
5635 ChangeCursorMode(WXGRID_CURSOR_RESIZE_COL);
5636 }
5637
5638 return;
5639 }
5640
5641 // Neither on a row or col edge
5642 //
5643 if ( m_cursorMode != WXGRID_CURSOR_SELECT_CELL )
5644 {
5645 ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
5646 }
5647 }
5648 }
5649
5650
5651 void wxGrid::DoEndDragResizeRow()
5652 {
5653 if ( m_dragLastPos >= 0 )
5654 {
5655 // erase the last line and resize the row
5656 //
5657 int cw, ch, left, dummy;
5658 m_gridWin->GetClientSize( &cw, &ch );
5659 CalcUnscrolledPosition( 0, 0, &left, &dummy );
5660
5661 wxClientDC dc( m_gridWin );
5662 PrepareDC( dc );
5663 dc.SetLogicalFunction( wxINVERT );
5664 dc.DrawLine( left, m_dragLastPos, left+cw, m_dragLastPos );
5665 HideCellEditControl();
5666 SaveEditControlValue();
5667
5668 int rowTop = GetRowTop(m_dragRowOrCol);
5669 SetRowSize( m_dragRowOrCol,
5670 wxMax( m_dragLastPos - rowTop, m_minAcceptableRowHeight ) );
5671
5672 if ( !GetBatchCount() )
5673 {
5674 // Only needed to get the correct rect.y:
5675 wxRect rect ( CellToRect( m_dragRowOrCol, 0 ) );
5676 rect.x = 0;
5677 CalcScrolledPosition(0, rect.y, &dummy, &rect.y);
5678 rect.width = m_rowLabelWidth;
5679 rect.height = ch - rect.y;
5680 m_rowLabelWin->Refresh( TRUE, &rect );
5681 rect.width = cw;
5682 // if there is a multicell block, paint all of it
5683 if (m_table)
5684 {
5685 int i, cell_rows, cell_cols, subtract_rows = 0;
5686 int leftCol = XToCol(left);
5687 int rightCol = internalXToCol(left+cw);
5688 if (leftCol >= 0)
5689 {
5690 for (i=leftCol; i<rightCol; i++)
5691 {
5692 GetCellSize(m_dragRowOrCol, i, &cell_rows, &cell_cols);
5693 if (cell_rows < subtract_rows)
5694 subtract_rows = cell_rows;
5695 }
5696 rect.y = GetRowTop(m_dragRowOrCol + subtract_rows);
5697 CalcScrolledPosition(0, rect.y, &dummy, &rect.y);
5698 rect.height = ch - rect.y;
5699 }
5700 }
5701 m_gridWin->Refresh( FALSE, &rect );
5702 }
5703
5704 ShowCellEditControl();
5705 }
5706 }
5707
5708
5709 void wxGrid::DoEndDragResizeCol()
5710 {
5711 if ( m_dragLastPos >= 0 )
5712 {
5713 // erase the last line and resize the col
5714 //
5715 int cw, ch, dummy, top;
5716 m_gridWin->GetClientSize( &cw, &ch );
5717 CalcUnscrolledPosition( 0, 0, &dummy, &top );
5718
5719 wxClientDC dc( m_gridWin );
5720 PrepareDC( dc );
5721 dc.SetLogicalFunction( wxINVERT );
5722 dc.DrawLine( m_dragLastPos, top, m_dragLastPos, top+ch );
5723 HideCellEditControl();
5724 SaveEditControlValue();
5725
5726 int colLeft = GetColLeft(m_dragRowOrCol);
5727 SetColSize( m_dragRowOrCol,
5728 wxMax( m_dragLastPos - colLeft,
5729 GetColMinimalWidth(m_dragRowOrCol) ) );
5730
5731 if ( !GetBatchCount() )
5732 {
5733 // Only needed to get the correct rect.x:
5734 wxRect rect ( CellToRect( 0, m_dragRowOrCol ) );
5735 rect.y = 0;
5736 CalcScrolledPosition(rect.x, 0, &rect.x, &dummy);
5737 rect.width = cw - rect.x;
5738 rect.height = m_colLabelHeight;
5739 m_colLabelWin->Refresh( TRUE, &rect );
5740 rect.height = ch;
5741 // if there is a multicell block, paint all of it
5742 if (m_table)
5743 {
5744 int i, cell_rows, cell_cols, subtract_cols = 0;
5745 int topRow = YToRow(top);
5746 int bottomRow = internalYToRow(top+cw);
5747 if (topRow >= 0)
5748 {
5749 for (i=topRow; i<bottomRow; i++)
5750 {
5751 GetCellSize(i, m_dragRowOrCol, &cell_rows, &cell_cols);
5752 if (cell_cols < subtract_cols)
5753 subtract_cols = cell_cols;
5754 }
5755 rect.x = GetColLeft(m_dragRowOrCol + subtract_cols);
5756 CalcScrolledPosition(rect.x, 0, &rect.x, &dummy);
5757 rect.width = cw - rect.x;
5758 }
5759 }
5760 m_gridWin->Refresh( FALSE, &rect );
5761 }
5762
5763 ShowCellEditControl();
5764 }
5765 }
5766
5767
5768
5769 //
5770 // ------ interaction with data model
5771 //
5772 bool wxGrid::ProcessTableMessage( wxGridTableMessage& msg )
5773 {
5774 switch ( msg.GetId() )
5775 {
5776 case wxGRIDTABLE_REQUEST_VIEW_GET_VALUES:
5777 return GetModelValues();
5778
5779 case wxGRIDTABLE_REQUEST_VIEW_SEND_VALUES:
5780 return SetModelValues();
5781
5782 case wxGRIDTABLE_NOTIFY_ROWS_INSERTED:
5783 case wxGRIDTABLE_NOTIFY_ROWS_APPENDED:
5784 case wxGRIDTABLE_NOTIFY_ROWS_DELETED:
5785 case wxGRIDTABLE_NOTIFY_COLS_INSERTED:
5786 case wxGRIDTABLE_NOTIFY_COLS_APPENDED:
5787 case wxGRIDTABLE_NOTIFY_COLS_DELETED:
5788 return Redimension( msg );
5789
5790 default:
5791 return FALSE;
5792 }
5793 }
5794
5795
5796
5797 // The behaviour of this function depends on the grid table class
5798 // Clear() function. For the default wxGridStringTable class the
5799 // behavious is to replace all cell contents with wxEmptyString but
5800 // not to change the number of rows or cols.
5801 //
5802 void wxGrid::ClearGrid()
5803 {
5804 if ( m_table )
5805 {
5806 if (IsCellEditControlEnabled())
5807 DisableCellEditControl();
5808
5809 m_table->Clear();
5810 if ( !GetBatchCount() ) m_gridWin->Refresh();
5811 }
5812 }
5813
5814
5815 bool wxGrid::InsertRows( int pos, int numRows, bool WXUNUSED(updateLabels) )
5816 {
5817 // TODO: something with updateLabels flag
5818
5819 if ( !m_created )
5820 {
5821 wxFAIL_MSG( wxT("Called wxGrid::InsertRows() before calling CreateGrid()") );
5822 return FALSE;
5823 }
5824
5825 if ( m_table )
5826 {
5827 if (IsCellEditControlEnabled())
5828 DisableCellEditControl();
5829
5830 bool done = m_table->InsertRows( pos, numRows );
5831 return done;
5832
5833 // the table will have sent the results of the insert row
5834 // operation to this view object as a grid table message
5835 }
5836 return FALSE;
5837 }
5838
5839
5840 bool wxGrid::AppendRows( int numRows, bool WXUNUSED(updateLabels) )
5841 {
5842 // TODO: something with updateLabels flag
5843
5844 if ( !m_created )
5845 {
5846 wxFAIL_MSG( wxT("Called wxGrid::AppendRows() before calling CreateGrid()") );
5847 return FALSE;
5848 }
5849
5850 if ( m_table )
5851 {
5852 bool done = m_table && m_table->AppendRows( numRows );
5853 return done;
5854 // the table will have sent the results of the append row
5855 // operation to this view object as a grid table message
5856 }
5857 return FALSE;
5858 }
5859
5860
5861 bool wxGrid::DeleteRows( int pos, int numRows, bool WXUNUSED(updateLabels) )
5862 {
5863 // TODO: something with updateLabels flag
5864
5865 if ( !m_created )
5866 {
5867 wxFAIL_MSG( wxT("Called wxGrid::DeleteRows() before calling CreateGrid()") );
5868 return FALSE;
5869 }
5870
5871 if ( m_table )
5872 {
5873 if (IsCellEditControlEnabled())
5874 DisableCellEditControl();
5875
5876 bool done = m_table->DeleteRows( pos, numRows );
5877 return done;
5878 // the table will have sent the results of the delete row
5879 // operation to this view object as a grid table message
5880 }
5881 return FALSE;
5882 }
5883
5884
5885 bool wxGrid::InsertCols( int pos, int numCols, bool WXUNUSED(updateLabels) )
5886 {
5887 // TODO: something with updateLabels flag
5888
5889 if ( !m_created )
5890 {
5891 wxFAIL_MSG( wxT("Called wxGrid::InsertCols() before calling CreateGrid()") );
5892 return FALSE;
5893 }
5894
5895 if ( m_table )
5896 {
5897 if (IsCellEditControlEnabled())
5898 DisableCellEditControl();
5899
5900 bool done = m_table->InsertCols( pos, numCols );
5901 return done;
5902 // the table will have sent the results of the insert col
5903 // operation to this view object as a grid table message
5904 }
5905 return FALSE;
5906 }
5907
5908
5909 bool wxGrid::AppendCols( int numCols, bool WXUNUSED(updateLabels) )
5910 {
5911 // TODO: something with updateLabels flag
5912
5913 if ( !m_created )
5914 {
5915 wxFAIL_MSG( wxT("Called wxGrid::AppendCols() before calling CreateGrid()") );
5916 return FALSE;
5917 }
5918
5919 if ( m_table )
5920 {
5921 bool done = m_table->AppendCols( numCols );
5922 return done;
5923 // the table will have sent the results of the append col
5924 // operation to this view object as a grid table message
5925 }
5926 return FALSE;
5927 }
5928
5929
5930 bool wxGrid::DeleteCols( int pos, int numCols, bool WXUNUSED(updateLabels) )
5931 {
5932 // TODO: something with updateLabels flag
5933
5934 if ( !m_created )
5935 {
5936 wxFAIL_MSG( wxT("Called wxGrid::DeleteCols() before calling CreateGrid()") );
5937 return FALSE;
5938 }
5939
5940 if ( m_table )
5941 {
5942 if (IsCellEditControlEnabled())
5943 DisableCellEditControl();
5944
5945 bool done = m_table->DeleteCols( pos, numCols );
5946 return done;
5947 // the table will have sent the results of the delete col
5948 // operation to this view object as a grid table message
5949 }
5950 return FALSE;
5951 }
5952
5953
5954
5955 //
5956 // ----- event handlers
5957 //
5958
5959 // Generate a grid event based on a mouse event and
5960 // return the result of ProcessEvent()
5961 //
5962 int wxGrid::SendEvent( const wxEventType type,
5963 int row, int col,
5964 wxMouseEvent& mouseEv )
5965 {
5966 bool claimed;
5967 bool vetoed= FALSE;
5968
5969 if ( type == wxEVT_GRID_ROW_SIZE || type == wxEVT_GRID_COL_SIZE )
5970 {
5971 int rowOrCol = (row == -1 ? col : row);
5972
5973 wxGridSizeEvent gridEvt( GetId(),
5974 type,
5975 this,
5976 rowOrCol,
5977 mouseEv.GetX() + GetRowLabelSize(),
5978 mouseEv.GetY() + GetColLabelSize(),
5979 mouseEv.ControlDown(),
5980 mouseEv.ShiftDown(),
5981 mouseEv.AltDown(),
5982 mouseEv.MetaDown() );
5983
5984 claimed = GetEventHandler()->ProcessEvent(gridEvt);
5985 vetoed = !gridEvt.IsAllowed();
5986 }
5987 else if ( type == wxEVT_GRID_RANGE_SELECT )
5988 {
5989 // Right now, it should _never_ end up here!
5990 wxGridRangeSelectEvent gridEvt( GetId(),
5991 type,
5992 this,
5993 m_selectingTopLeft,
5994 m_selectingBottomRight,
5995 TRUE,
5996 mouseEv.ControlDown(),
5997 mouseEv.ShiftDown(),
5998 mouseEv.AltDown(),
5999 mouseEv.MetaDown() );
6000
6001 claimed = GetEventHandler()->ProcessEvent(gridEvt);
6002 vetoed = !gridEvt.IsAllowed();
6003 }
6004 else
6005 {
6006 wxGridEvent gridEvt( GetId(),
6007 type,
6008 this,
6009 row, col,
6010 mouseEv.GetX() + GetRowLabelSize(),
6011 mouseEv.GetY() + GetColLabelSize(),
6012 FALSE,
6013 mouseEv.ControlDown(),
6014 mouseEv.ShiftDown(),
6015 mouseEv.AltDown(),
6016 mouseEv.MetaDown() );
6017 claimed = GetEventHandler()->ProcessEvent(gridEvt);
6018 vetoed = !gridEvt.IsAllowed();
6019 }
6020
6021 // A Veto'd event may not be `claimed' so test this first
6022 if (vetoed) return -1;
6023 return claimed ? 1 : 0;
6024 }
6025
6026
6027 // Generate a grid event of specified type and return the result
6028 // of ProcessEvent().
6029 //
6030 int wxGrid::SendEvent( const wxEventType type,
6031 int row, int col )
6032 {
6033 bool claimed;
6034 bool vetoed= FALSE;
6035
6036 if ( type == wxEVT_GRID_ROW_SIZE || type == wxEVT_GRID_COL_SIZE )
6037 {
6038 int rowOrCol = (row == -1 ? col : row);
6039
6040 wxGridSizeEvent gridEvt( GetId(),
6041 type,
6042 this,
6043 rowOrCol );
6044
6045 claimed = GetEventHandler()->ProcessEvent(gridEvt);
6046 vetoed = !gridEvt.IsAllowed();
6047 }
6048 else
6049 {
6050 wxGridEvent gridEvt( GetId(),
6051 type,
6052 this,
6053 row, col );
6054
6055 claimed = GetEventHandler()->ProcessEvent(gridEvt);
6056 vetoed = !gridEvt.IsAllowed();
6057 }
6058
6059 // A Veto'd event may not be `claimed' so test this first
6060 if (vetoed) return -1;
6061 return claimed ? 1 : 0;
6062 }
6063
6064
6065 void wxGrid::OnPaint( wxPaintEvent& WXUNUSED(event) )
6066 {
6067 wxPaintDC dc(this); // needed to prevent zillions of paint events on MSW
6068 }
6069
6070 void wxGrid::Refresh(bool eraseb, const wxRect* rect)
6071 {
6072 // Don't do anything if between Begin/EndBatch...
6073 // EndBatch() will do all this on the last nested one anyway.
6074 if (! GetBatchCount())
6075 {
6076 // Refresh to get correct scrolled position:
6077 wxScrolledWindow::Refresh(eraseb,rect);
6078
6079 if (rect)
6080 {
6081 int rect_x, rect_y, rectWidth, rectHeight;
6082 int width_label, width_cell, height_label, height_cell;
6083 int x, y;
6084
6085 //Copy rectangle can get scroll offsets..
6086 rect_x = rect->GetX();
6087 rect_y = rect->GetY();
6088 rectWidth = rect->GetWidth();
6089 rectHeight = rect->GetHeight();
6090
6091 width_label = m_rowLabelWidth - rect_x;
6092 if (width_label > rectWidth) width_label = rectWidth;
6093
6094 height_label = m_colLabelHeight - rect_y;
6095 if (height_label > rectHeight) height_label = rectHeight;
6096
6097 if (rect_x > m_rowLabelWidth)
6098 {
6099 x = rect_x - m_rowLabelWidth;
6100 width_cell = rectWidth;
6101 }
6102 else
6103 {
6104 x = 0;
6105 width_cell = rectWidth - (m_rowLabelWidth - rect_x);
6106 }
6107
6108 if (rect_y > m_colLabelHeight)
6109 {
6110 y = rect_y - m_colLabelHeight;
6111 height_cell = rectHeight;
6112 }
6113 else
6114 {
6115 y = 0;
6116 height_cell = rectHeight - (m_colLabelHeight - rect_y);
6117 }
6118
6119 // Paint corner label part intersecting rect.
6120 if ( width_label > 0 && height_label > 0 )
6121 {
6122 wxRect anotherrect(rect_x, rect_y, width_label, height_label);
6123 m_cornerLabelWin->Refresh(eraseb, &anotherrect);
6124 }
6125
6126 // Paint col labels part intersecting rect.
6127 if ( width_cell > 0 && height_label > 0 )
6128 {
6129 wxRect anotherrect(x, rect_y, width_cell, height_label);
6130 m_colLabelWin->Refresh(eraseb, &anotherrect);
6131 }
6132
6133 // Paint row labels part intersecting rect.
6134 if ( width_label > 0 && height_cell > 0 )
6135 {
6136 wxRect anotherrect(rect_x, y, width_label, height_cell);
6137 m_rowLabelWin->Refresh(eraseb, &anotherrect);
6138 }
6139
6140 // Paint cell area part intersecting rect.
6141 if ( width_cell > 0 && height_cell > 0 )
6142 {
6143 wxRect anotherrect(x, y, width_cell, height_cell);
6144 m_gridWin->Refresh(eraseb, &anotherrect);
6145 }
6146 }
6147 else
6148 {
6149 m_cornerLabelWin->Refresh(eraseb, NULL);
6150 m_colLabelWin->Refresh(eraseb, NULL);
6151 m_rowLabelWin->Refresh(eraseb, NULL);
6152 m_gridWin->Refresh(eraseb, NULL);
6153 }
6154 }
6155 }
6156
6157 void wxGrid::OnSize( wxSizeEvent& event )
6158 {
6159 // position the child windows
6160 CalcWindowSizes();
6161
6162 // don't call CalcDimensions() from here, the base class handles the size
6163 // changes itself
6164 event.Skip();
6165 }
6166
6167
6168 void wxGrid::OnKeyDown( wxKeyEvent& event )
6169 {
6170 if ( m_inOnKeyDown )
6171 {
6172 // shouldn't be here - we are going round in circles...
6173 //
6174 wxFAIL_MSG( wxT("wxGrid::OnKeyDown called while already active") );
6175 }
6176
6177 m_inOnKeyDown = TRUE;
6178
6179 // propagate the event up and see if it gets processed
6180 //
6181 wxWindow *parent = GetParent();
6182 wxKeyEvent keyEvt( event );
6183 keyEvt.SetEventObject( parent );
6184
6185 if ( !parent->GetEventHandler()->ProcessEvent( keyEvt ) )
6186 {
6187
6188 // try local handlers
6189 //
6190 switch ( event.GetKeyCode() )
6191 {
6192 case WXK_UP:
6193 if ( event.ControlDown() )
6194 {
6195 MoveCursorUpBlock( event.ShiftDown() );
6196 }
6197 else
6198 {
6199 MoveCursorUp( event.ShiftDown() );
6200 }
6201 break;
6202
6203 case WXK_DOWN:
6204 if ( event.ControlDown() )
6205 {
6206 MoveCursorDownBlock( event.ShiftDown() );
6207 }
6208 else
6209 {
6210 MoveCursorDown( event.ShiftDown() );
6211 }
6212 break;
6213
6214 case WXK_LEFT:
6215 if ( event.ControlDown() )
6216 {
6217 MoveCursorLeftBlock( event.ShiftDown() );
6218 }
6219 else
6220 {
6221 MoveCursorLeft( event.ShiftDown() );
6222 }
6223 break;
6224
6225 case WXK_RIGHT:
6226 if ( event.ControlDown() )
6227 {
6228 MoveCursorRightBlock( event.ShiftDown() );
6229 }
6230 else
6231 {
6232 MoveCursorRight( event.ShiftDown() );
6233 }
6234 break;
6235
6236 case WXK_RETURN:
6237 case WXK_NUMPAD_ENTER:
6238 if ( event.ControlDown() )
6239 {
6240 event.Skip(); // to let the edit control have the return
6241 }
6242 else
6243 {
6244 if ( GetGridCursorRow() < GetNumberRows()-1 )
6245 {
6246 MoveCursorDown( event.ShiftDown() );
6247 }
6248 else
6249 {
6250 // at the bottom of a column
6251 HideCellEditControl();
6252 SaveEditControlValue();
6253 }
6254 }
6255 break;
6256
6257 case WXK_ESCAPE:
6258 ClearSelection();
6259 break;
6260
6261 case WXK_TAB:
6262 if (event.ShiftDown())
6263 {
6264 if ( GetGridCursorCol() > 0 )
6265 {
6266 MoveCursorLeft( FALSE );
6267 }
6268 else
6269 {
6270 // at left of grid
6271 HideCellEditControl();
6272 SaveEditControlValue();
6273 }
6274 }
6275 else
6276 {
6277 if ( GetGridCursorCol() < GetNumberCols()-1 )
6278 {
6279 MoveCursorRight( FALSE );
6280 }
6281 else
6282 {
6283 // at right of grid
6284 HideCellEditControl();
6285 SaveEditControlValue();
6286 }
6287 }
6288 break;
6289
6290 case WXK_HOME:
6291 if ( event.ControlDown() )
6292 {
6293 MakeCellVisible( 0, 0 );
6294 SetCurrentCell( 0, 0 );
6295 }
6296 else
6297 {
6298 event.Skip();
6299 }
6300 break;
6301
6302 case WXK_END:
6303 if ( event.ControlDown() )
6304 {
6305 MakeCellVisible( m_numRows-1, m_numCols-1 );
6306 SetCurrentCell( m_numRows-1, m_numCols-1 );
6307 }
6308 else
6309 {
6310 event.Skip();
6311 }
6312 break;
6313
6314 case WXK_PRIOR:
6315 MovePageUp();
6316 break;
6317
6318 case WXK_NEXT:
6319 MovePageDown();
6320 break;
6321
6322 case WXK_SPACE:
6323 if ( event.ControlDown() )
6324 {
6325 if ( m_selection )
6326 {
6327 m_selection->ToggleCellSelection( m_currentCellCoords.GetRow(),
6328 m_currentCellCoords.GetCol(),
6329 event.ControlDown(),
6330 event.ShiftDown(),
6331 event.AltDown(),
6332 event.MetaDown() );
6333 }
6334 break;
6335 }
6336 if ( !IsEditable() )
6337 {
6338 MoveCursorRight( FALSE );
6339 break;
6340 }
6341 // Otherwise fall through to default
6342
6343 default:
6344 // is it possible to edit the current cell at all?
6345 if ( !IsCellEditControlEnabled() && CanEnableCellControl() )
6346 {
6347 // yes, now check whether the cells editor accepts the key
6348 int row = m_currentCellCoords.GetRow();
6349 int col = m_currentCellCoords.GetCol();
6350 wxGridCellAttr* attr = GetCellAttr(row, col);
6351 wxGridCellEditor *editor = attr->GetEditor(this, row, col);
6352
6353 // <F2> is special and will always start editing, for
6354 // other keys - ask the editor itself
6355 if ( (event.GetKeyCode() == WXK_F2 && !event.HasModifiers())
6356 || editor->IsAcceptedKey(event) )
6357 {
6358 // ensure cell is visble
6359 MakeCellVisible(row, col);
6360 EnableCellEditControl();
6361
6362 // a problem can arise if the cell is not completely
6363 // visible (even after calling MakeCellVisible the
6364 // control is not created and calling StartingKey will
6365 // crash the app
6366 if( editor->IsCreated() && m_cellEditCtrlEnabled ) editor->StartingKey(event);
6367 }
6368 else
6369 {
6370 event.Skip();
6371 }
6372
6373 editor->DecRef();
6374 attr->DecRef();
6375 }
6376 else
6377 {
6378 // let others process char events with modifiers or all
6379 // char events for readonly cells
6380 event.Skip();
6381 }
6382 break;
6383 }
6384 }
6385
6386 m_inOnKeyDown = FALSE;
6387 }
6388
6389 void wxGrid::OnKeyUp( wxKeyEvent& event )
6390 {
6391 // try local handlers
6392 //
6393 if ( event.GetKeyCode() == WXK_SHIFT )
6394 {
6395 if ( m_selectingTopLeft != wxGridNoCellCoords &&
6396 m_selectingBottomRight != wxGridNoCellCoords )
6397 {
6398 if ( m_selection )
6399 {
6400 m_selection->SelectBlock( m_selectingTopLeft.GetRow(),
6401 m_selectingTopLeft.GetCol(),
6402 m_selectingBottomRight.GetRow(),
6403 m_selectingBottomRight.GetCol(),
6404 event.ControlDown(),
6405 TRUE,
6406 event.AltDown(),
6407 event.MetaDown() );
6408 }
6409 }
6410
6411 m_selectingTopLeft = wxGridNoCellCoords;
6412 m_selectingBottomRight = wxGridNoCellCoords;
6413 m_selectingKeyboard = wxGridNoCellCoords;
6414 }
6415 }
6416
6417 void wxGrid::OnEraseBackground(wxEraseEvent&)
6418 {
6419 }
6420
6421 void wxGrid::SetCurrentCell( const wxGridCellCoords& coords )
6422 {
6423 if ( SendEvent( wxEVT_GRID_SELECT_CELL, coords.GetRow(), coords.GetCol() ) )
6424 {
6425 // the event has been intercepted - do nothing
6426 return;
6427 }
6428
6429 wxClientDC dc(m_gridWin);
6430 PrepareDC(dc);
6431
6432 if ( m_currentCellCoords != wxGridNoCellCoords )
6433 {
6434 HideCellEditControl();
6435 DisableCellEditControl();
6436
6437 if ( IsVisible( m_currentCellCoords, FALSE ) )
6438 {
6439 wxRect r;
6440 r = BlockToDeviceRect(m_currentCellCoords, m_currentCellCoords);
6441 if ( !m_gridLinesEnabled )
6442 {
6443 r.x--;
6444 r.y--;
6445 r.width++;
6446 r.height++;
6447 }
6448
6449 wxGridCellCoordsArray cells = CalcCellsExposed( r );
6450
6451 // Otherwise refresh redraws the highlight!
6452 m_currentCellCoords = coords;
6453
6454 DrawGridCellArea(dc,cells);
6455 DrawAllGridLines( dc, r );
6456 }
6457 }
6458
6459 m_currentCellCoords = coords;
6460
6461 wxGridCellAttr* attr = GetCellAttr(coords);
6462 DrawCellHighlight(dc, attr);
6463 attr->DecRef();
6464 }
6465
6466
6467 void wxGrid::HighlightBlock( int topRow, int leftCol, int bottomRow, int rightCol )
6468 {
6469 int temp;
6470 wxGridCellCoords updateTopLeft, updateBottomRight;
6471
6472 if ( m_selection )
6473 {
6474 if ( m_selection->GetSelectionMode() == wxGrid::wxGridSelectRows )
6475 {
6476 leftCol = 0;
6477 rightCol = GetNumberCols() - 1;
6478 }
6479 else if ( m_selection->GetSelectionMode() == wxGrid::wxGridSelectColumns )
6480 {
6481 topRow = 0;
6482 bottomRow = GetNumberRows() - 1;
6483 }
6484 }
6485
6486 if ( topRow > bottomRow )
6487 {
6488 temp = topRow;
6489 topRow = bottomRow;
6490 bottomRow = temp;
6491 }
6492
6493 if ( leftCol > rightCol )
6494 {
6495 temp = leftCol;
6496 leftCol = rightCol;
6497 rightCol = temp;
6498 }
6499
6500 updateTopLeft = wxGridCellCoords( topRow, leftCol );
6501 updateBottomRight = wxGridCellCoords( bottomRow, rightCol );
6502
6503 // First the case that we selected a completely new area
6504 if ( m_selectingTopLeft == wxGridNoCellCoords ||
6505 m_selectingBottomRight == wxGridNoCellCoords )
6506 {
6507 wxRect rect;
6508 rect = BlockToDeviceRect( wxGridCellCoords ( topRow, leftCol ),
6509 wxGridCellCoords ( bottomRow, rightCol ) );
6510 m_gridWin->Refresh( FALSE, &rect );
6511 }
6512 // Now handle changing an existing selection area.
6513 else if ( m_selectingTopLeft != updateTopLeft ||
6514 m_selectingBottomRight != updateBottomRight )
6515 {
6516 // Compute two optimal update rectangles:
6517 // Either one rectangle is a real subset of the
6518 // other, or they are (almost) disjoint!
6519 wxRect rect[4];
6520 bool need_refresh[4];
6521 need_refresh[0] =
6522 need_refresh[1] =
6523 need_refresh[2] =
6524 need_refresh[3] = FALSE;
6525 int i;
6526
6527 // Store intermediate values
6528 wxCoord oldLeft = m_selectingTopLeft.GetCol();
6529 wxCoord oldTop = m_selectingTopLeft.GetRow();
6530 wxCoord oldRight = m_selectingBottomRight.GetCol();
6531 wxCoord oldBottom = m_selectingBottomRight.GetRow();
6532
6533 // Determine the outer/inner coordinates.
6534 if (oldLeft > leftCol)
6535 {
6536 temp = oldLeft;
6537 oldLeft = leftCol;
6538 leftCol = temp;
6539 }
6540 if (oldTop > topRow )
6541 {
6542 temp = oldTop;
6543 oldTop = topRow;
6544 topRow = temp;
6545 }
6546 if (oldRight < rightCol )
6547 {
6548 temp = oldRight;
6549 oldRight = rightCol;
6550 rightCol = temp;
6551 }
6552 if (oldBottom < bottomRow)
6553 {
6554 temp = oldBottom;
6555 oldBottom = bottomRow;
6556 bottomRow = temp;
6557 }
6558
6559 // Now, either the stuff marked old is the outer
6560 // rectangle or we don't have a situation where one
6561 // is contained in the other.
6562
6563 if ( oldLeft < leftCol )
6564 {
6565 // Refresh the newly selected or deselected
6566 // area to the left of the old or new selection.
6567 need_refresh[0] = TRUE;
6568 rect[0] = BlockToDeviceRect( wxGridCellCoords ( oldTop,
6569 oldLeft ),
6570 wxGridCellCoords ( oldBottom,
6571 leftCol - 1 ) );
6572 }
6573
6574 if ( oldTop < topRow )
6575 {
6576 // Refresh the newly selected or deselected
6577 // area above the old or new selection.
6578 need_refresh[1] = TRUE;
6579 rect[1] = BlockToDeviceRect( wxGridCellCoords ( oldTop,
6580 leftCol ),
6581 wxGridCellCoords ( topRow - 1,
6582 rightCol ) );
6583 }
6584
6585 if ( oldRight > rightCol )
6586 {
6587 // Refresh the newly selected or deselected
6588 // area to the right of the old or new selection.
6589 need_refresh[2] = TRUE;
6590 rect[2] = BlockToDeviceRect( wxGridCellCoords ( oldTop,
6591 rightCol + 1 ),
6592 wxGridCellCoords ( oldBottom,
6593 oldRight ) );
6594 }
6595
6596 if ( oldBottom > bottomRow )
6597 {
6598 // Refresh the newly selected or deselected
6599 // area below the old or new selection.
6600 need_refresh[3] = TRUE;
6601 rect[3] = BlockToDeviceRect( wxGridCellCoords ( bottomRow + 1,
6602 leftCol ),
6603 wxGridCellCoords ( oldBottom,
6604 rightCol ) );
6605 }
6606
6607 // various Refresh() calls
6608 for (i = 0; i < 4; i++ )
6609 if ( need_refresh[i] && rect[i] != wxGridNoCellRect )
6610 m_gridWin->Refresh( FALSE, &(rect[i]) );
6611 }
6612 // Change Selection
6613 m_selectingTopLeft = updateTopLeft;
6614 m_selectingBottomRight = updateBottomRight;
6615 }
6616
6617 //
6618 // ------ functions to get/send data (see also public functions)
6619 //
6620
6621 bool wxGrid::GetModelValues()
6622 {
6623 // Hide the editor, so it won't hide a changed value.
6624 HideCellEditControl();
6625
6626 if ( m_table )
6627 {
6628 // all we need to do is repaint the grid
6629 //
6630 m_gridWin->Refresh();
6631 return TRUE;
6632 }
6633
6634 return FALSE;
6635 }
6636
6637
6638 bool wxGrid::SetModelValues()
6639 {
6640 int row, col;
6641
6642 // Disable the editor, so it won't hide a changed value.
6643 // Do we also want to save the current value of the editor first?
6644 // I think so ...
6645 DisableCellEditControl();
6646
6647 if ( m_table )
6648 {
6649 for ( row = 0; row < m_numRows; row++ )
6650 {
6651 for ( col = 0; col < m_numCols; col++ )
6652 {
6653 m_table->SetValue( row, col, GetCellValue(row, col) );
6654 }
6655 }
6656
6657 return TRUE;
6658 }
6659
6660 return FALSE;
6661 }
6662
6663
6664
6665 // Note - this function only draws cells that are in the list of
6666 // exposed cells (usually set from the update region by
6667 // CalcExposedCells)
6668 //
6669 void wxGrid::DrawGridCellArea( wxDC& dc, const wxGridCellCoordsArray& cells )
6670 {
6671 if ( !m_numRows || !m_numCols ) return;
6672
6673 int i, numCells = cells.GetCount();
6674 int row, col, cell_rows, cell_cols;
6675 wxGridCellCoordsArray redrawCells;
6676
6677 for ( i = numCells-1; i >= 0; i-- )
6678 {
6679 row = cells[i].GetRow();
6680 col = cells[i].GetCol();
6681 GetCellSize( row, col, &cell_rows, &cell_cols );
6682
6683 // If this cell is part of a multicell block, find owner for repaint
6684 if ( cell_rows <= 0 || cell_cols <= 0 )
6685 {
6686 wxGridCellCoords cell(row+cell_rows, col+cell_cols);
6687 bool marked = FALSE;
6688 for ( int j = 0; j < numCells; j++ )
6689 {
6690 if ( cell == cells[j] )
6691 {
6692 marked = TRUE;
6693 break;
6694 }
6695 }
6696 if (!marked)
6697 {
6698 int count = redrawCells.GetCount();
6699 for (int j = 0; j < count; j++)
6700 {
6701 if ( cell == redrawCells[j] )
6702 {
6703 marked = TRUE;
6704 break;
6705 }
6706 }
6707 if (!marked) redrawCells.Add( cell );
6708 }
6709 continue; // don't bother drawing this cell
6710 }
6711
6712 // If this cell is empty, find cell to left that might want to overflow
6713 if (m_table && m_table->IsEmptyCell(row, col))
6714 {
6715 for ( int l = 0; l < cell_rows; l++ )
6716 {
6717 // find a cell in this row to left alreay marked for repaint
6718 int left = col;
6719 for (int k = 0; k < int(redrawCells.GetCount()); k++)
6720 if ((redrawCells[k].GetCol() < left) &&
6721 (redrawCells[k].GetRow() == row))
6722 left=redrawCells[k].GetCol();
6723
6724 if (left == col) left = 0; // oh well
6725
6726 for (int j = col-1; j >= left; j--)
6727 {
6728 if (!m_table->IsEmptyCell(row+l, j))
6729 {
6730 if (GetCellOverflow(row+l, j))
6731 {
6732 wxGridCellCoords cell(row+l, j);
6733 bool marked = FALSE;
6734
6735 for (int k = 0; k < numCells; k++)
6736 {
6737 if ( cell == cells[k] )
6738 {
6739 marked = TRUE;
6740 break;
6741 }
6742 }
6743 if (!marked)
6744 {
6745 int count = redrawCells.GetCount();
6746 for (int k = 0; k < count; k++)
6747 {
6748 if ( cell == redrawCells[k] )
6749 {
6750 marked = TRUE;
6751 break;
6752 }
6753 }
6754 if (!marked) redrawCells.Add( cell );
6755 }
6756 }
6757 break;
6758 }
6759 }
6760 }
6761 }
6762 DrawCell( dc, cells[i] );
6763 }
6764
6765 numCells = redrawCells.GetCount();
6766
6767 for ( i = numCells - 1; i >= 0; i-- )
6768 {
6769 DrawCell( dc, redrawCells[i] );
6770 }
6771 }
6772
6773
6774 void wxGrid::DrawGridSpace( wxDC& dc )
6775 {
6776 int cw, ch;
6777 m_gridWin->GetClientSize( &cw, &ch );
6778
6779 int right, bottom;
6780 CalcUnscrolledPosition( cw, ch, &right, &bottom );
6781
6782 int rightCol = m_numCols > 0 ? GetColRight(m_numCols - 1) : 0;
6783 int bottomRow = m_numRows > 0 ? GetRowBottom(m_numRows - 1) : 0 ;
6784
6785 if ( right > rightCol || bottom > bottomRow )
6786 {
6787 int left, top;
6788 CalcUnscrolledPosition( 0, 0, &left, &top );
6789
6790 dc.SetBrush( wxBrush(GetDefaultCellBackgroundColour(), wxSOLID) );
6791 dc.SetPen( *wxTRANSPARENT_PEN );
6792
6793 if ( right > rightCol )
6794 {
6795 dc.DrawRectangle( rightCol, top, right - rightCol, ch);
6796 }
6797
6798 if ( bottom > bottomRow )
6799 {
6800 dc.DrawRectangle( left, bottomRow, cw, bottom - bottomRow);
6801 }
6802 }
6803 }
6804
6805
6806 void wxGrid::DrawCell( wxDC& dc, const wxGridCellCoords& coords )
6807 {
6808 int row = coords.GetRow();
6809 int col = coords.GetCol();
6810
6811 if ( GetColWidth(col) <= 0 || GetRowHeight(row) <= 0 )
6812 return;
6813
6814 // we draw the cell border ourselves
6815 #if !WXGRID_DRAW_LINES
6816 if ( m_gridLinesEnabled )
6817 DrawCellBorder( dc, coords );
6818 #endif
6819
6820 wxGridCellAttr* attr = GetCellAttr(row, col);
6821
6822 bool isCurrent = coords == m_currentCellCoords;
6823
6824 wxRect rect = CellToRect( row, col );
6825
6826 // if the editor is shown, we should use it and not the renderer
6827 // Note: However, only if it is really _shown_, i.e. not hidden!
6828 if ( isCurrent && IsCellEditControlShown() )
6829 {
6830 wxGridCellEditor *editor = attr->GetEditor(this, row, col);
6831 editor->PaintBackground(rect, attr);
6832 editor->DecRef();
6833 }
6834 else
6835 {
6836 // but all the rest is drawn by the cell renderer and hence may be
6837 // customized
6838 wxGridCellRenderer *renderer = attr->GetRenderer(this, row, col);
6839 renderer->Draw(*this, *attr, dc, rect, row, col, IsInSelection(coords));
6840 renderer->DecRef();
6841 }
6842
6843 attr->DecRef();
6844 }
6845
6846 void wxGrid::DrawCellHighlight( wxDC& dc, const wxGridCellAttr *attr )
6847 {
6848 int row = m_currentCellCoords.GetRow();
6849 int col = m_currentCellCoords.GetCol();
6850
6851 if ( GetColWidth(col) <= 0 || GetRowHeight(row) <= 0 )
6852 return;
6853
6854 wxRect rect = CellToRect(row, col);
6855
6856 // hmmm... what could we do here to show that the cell is disabled?
6857 // for now, I just draw a thinner border than for the other ones, but
6858 // it doesn't look really good
6859
6860 int penWidth = attr->IsReadOnly() ? m_cellHighlightROPenWidth : m_cellHighlightPenWidth;
6861
6862 if (penWidth > 0)
6863 {
6864 // The center of th drawn line is where the position/width/height of
6865 // the rectangle is actually at, (on wxMSW atr least,) so we will
6866 // reduce the size of the rectangle to compensate for the thickness of
6867 // the line. If this is too strange on non wxMSW platforms then
6868 // please #ifdef this appropriately.
6869 rect.x += penWidth/2;
6870 rect.y += penWidth/2;
6871 rect.width -= penWidth-1;
6872 rect.height -= penWidth-1;
6873
6874
6875 // Now draw the rectangle
6876 // use the cellHighlightColour if the cell is inside a selection, this
6877 // will ensure the cell is always visible.
6878 dc.SetPen(wxPen(IsInSelection(row,col)?m_selectionForeground:m_cellHighlightColour, penWidth, wxSOLID));
6879 dc.SetBrush(*wxTRANSPARENT_BRUSH);
6880 dc.DrawRectangle(rect);
6881 }
6882
6883 #if 0
6884 // VZ: my experiments with 3d borders...
6885
6886 // how to properly set colours for arbitrary bg?
6887 wxCoord x1 = rect.x,
6888 y1 = rect.y,
6889 x2 = rect.x + rect.width -1,
6890 y2 = rect.y + rect.height -1;
6891
6892 dc.SetPen(*wxWHITE_PEN);
6893 dc.DrawLine(x1, y1, x2, y1);
6894 dc.DrawLine(x1, y1, x1, y2);
6895
6896 dc.DrawLine(x1 + 1, y2 - 1, x2 - 1, y2 - 1);
6897 dc.DrawLine(x2 - 1, y1 + 1, x2 - 1, y2 );
6898
6899 dc.SetPen(*wxBLACK_PEN);
6900 dc.DrawLine(x1, y2, x2, y2);
6901 dc.DrawLine(x2, y1, x2, y2+1);
6902 #endif // 0
6903 }
6904
6905
6906 void wxGrid::DrawCellBorder( wxDC& dc, const wxGridCellCoords& coords )
6907 {
6908 int row = coords.GetRow();
6909 int col = coords.GetCol();
6910 if ( GetColWidth(col) <= 0 || GetRowHeight(row) <= 0 )
6911 return;
6912
6913 dc.SetPen( wxPen(GetGridLineColour(), 1, wxSOLID) );
6914
6915 wxRect rect = CellToRect( row, col );
6916
6917 // right hand border
6918 //
6919 dc.DrawLine( rect.x + rect.width, rect.y,
6920 rect.x + rect.width, rect.y + rect.height + 1 );
6921
6922 // bottom border
6923 //
6924 dc.DrawLine( rect.x, rect.y + rect.height,
6925 rect.x + rect.width, rect.y + rect.height);
6926 }
6927
6928 void wxGrid::DrawHighlight(wxDC& dc,const wxGridCellCoordsArray& cells)
6929 {
6930 // This if block was previously in wxGrid::OnPaint but that doesn't
6931 // seem to get called under wxGTK - MB
6932 //
6933 if ( m_currentCellCoords == wxGridNoCellCoords &&
6934 m_numRows && m_numCols )
6935 {
6936 m_currentCellCoords.Set(0, 0);
6937 }
6938
6939 if ( IsCellEditControlShown() )
6940 {
6941 // don't show highlight when the edit control is shown
6942 return;
6943 }
6944
6945 // if the active cell was repainted, repaint its highlight too because it
6946 // might have been damaged by the grid lines
6947 size_t count = cells.GetCount();
6948 for ( size_t n = 0; n < count; n++ )
6949 {
6950 if ( cells[n] == m_currentCellCoords )
6951 {
6952 wxGridCellAttr* attr = GetCellAttr(m_currentCellCoords);
6953 DrawCellHighlight(dc, attr);
6954 attr->DecRef();
6955
6956 break;
6957 }
6958 }
6959 }
6960
6961 // TODO: remove this ???
6962 // This is used to redraw all grid lines e.g. when the grid line colour
6963 // has been changed
6964 //
6965 void wxGrid::DrawAllGridLines( wxDC& dc, const wxRegion & WXUNUSED(reg) )
6966 {
6967 #if !WXGRID_DRAW_LINES
6968 return;
6969 #endif
6970
6971 if ( !m_gridLinesEnabled ||
6972 !m_numRows ||
6973 !m_numCols ) return;
6974
6975 int top, bottom, left, right;
6976
6977 #if 0 //#ifndef __WXGTK__
6978 if (reg.IsEmpty())
6979 {
6980 int cw, ch;
6981 m_gridWin->GetClientSize(&cw, &ch);
6982
6983 // virtual coords of visible area
6984 //
6985 CalcUnscrolledPosition( 0, 0, &left, &top );
6986 CalcUnscrolledPosition( cw, ch, &right, &bottom );
6987 }
6988 else
6989 {
6990 wxCoord x, y, w, h;
6991 reg.GetBox(x, y, w, h);
6992 CalcUnscrolledPosition( x, y, &left, &top );
6993 CalcUnscrolledPosition( x + w, y + h, &right, &bottom );
6994 }
6995 #else
6996 int cw, ch;
6997 m_gridWin->GetClientSize(&cw, &ch);
6998 CalcUnscrolledPosition( 0, 0, &left, &top );
6999 CalcUnscrolledPosition( cw, ch, &right, &bottom );
7000 #endif
7001
7002 // avoid drawing grid lines past the last row and col
7003 //
7004 right = wxMin( right, GetColRight(m_numCols - 1) );
7005 bottom = wxMin( bottom, GetRowBottom(m_numRows - 1) );
7006
7007 // no gridlines inside multicells, clip them out
7008 int leftCol = internalXToCol(left);
7009 int topRow = internalYToRow(top);
7010 int rightCol = internalXToCol(right);
7011 int bottomRow = internalYToRow(bottom);
7012 wxRegion clippedcells(0, 0, cw, ch);
7013
7014
7015 int i, j, cell_rows, cell_cols;
7016 wxRect rect;
7017
7018 for (j=topRow; j<bottomRow; j++)
7019 {
7020 for (i=leftCol; i<rightCol; i++)
7021 {
7022 GetCellSize( j, i, &cell_rows, &cell_cols );
7023 if ((cell_rows > 1) || (cell_cols > 1))
7024 {
7025 rect = CellToRect(j,i);
7026 CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
7027 clippedcells.Subtract(rect);
7028 }
7029 else if ((cell_rows < 0) || (cell_cols < 0))
7030 {
7031 rect = CellToRect(j+cell_rows, i+cell_cols);
7032 CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
7033 clippedcells.Subtract(rect);
7034 }
7035 }
7036 }
7037 dc.SetClippingRegion( clippedcells );
7038
7039 dc.SetPen( wxPen(GetGridLineColour(), 1, wxSOLID) );
7040
7041 // horizontal grid lines
7042 //
7043 // already declared above - int i;
7044 for ( i = internalYToRow(top); i < m_numRows; i++ )
7045 {
7046 int bot = GetRowBottom(i) - 1;
7047
7048 if ( bot > bottom )
7049 {
7050 break;
7051 }
7052
7053 if ( bot >= top )
7054 {
7055 dc.DrawLine( left, bot, right, bot );
7056 }
7057 }
7058
7059
7060 // vertical grid lines
7061 //
7062 for ( i = internalXToCol(left); i < m_numCols; i++ )
7063 {
7064 int colRight = GetColRight(i) - 1;
7065 if ( colRight > right )
7066 {
7067 break;
7068 }
7069
7070 if ( colRight >= left )
7071 {
7072 dc.DrawLine( colRight, top, colRight, bottom );
7073 }
7074 }
7075 dc.DestroyClippingRegion();
7076 }
7077
7078
7079 void wxGrid::DrawRowLabels( wxDC& dc ,const wxArrayInt& rows)
7080 {
7081 if ( !m_numRows ) return;
7082
7083 size_t i;
7084 size_t numLabels = rows.GetCount();
7085
7086 for ( i = 0; i < numLabels; i++ )
7087 {
7088 DrawRowLabel( dc, rows[i] );
7089 }
7090 }
7091
7092
7093 void wxGrid::DrawRowLabel( wxDC& dc, int row )
7094 {
7095 if ( GetRowHeight(row) <= 0 )
7096 return;
7097
7098 int rowTop = GetRowTop(row),
7099 rowBottom = GetRowBottom(row) - 1;
7100
7101 dc.SetPen( wxPen(wxSystemSettings::GetColour(wxSYS_COLOUR_3DDKSHADOW),1, wxSOLID) );
7102 dc.DrawLine( m_rowLabelWidth-1, rowTop,
7103 m_rowLabelWidth-1, rowBottom );
7104
7105 dc.DrawLine( 0, rowTop, 0, rowBottom );
7106
7107 dc.DrawLine( 0, rowBottom, m_rowLabelWidth, rowBottom );
7108
7109 dc.SetPen( *wxWHITE_PEN );
7110 dc.DrawLine( 1, rowTop, 1, rowBottom );
7111 dc.DrawLine( 1, rowTop, m_rowLabelWidth-1, rowTop );
7112
7113 dc.SetBackgroundMode( wxTRANSPARENT );
7114 dc.SetTextForeground( GetLabelTextColour() );
7115 dc.SetFont( GetLabelFont() );
7116
7117 int hAlign, vAlign;
7118 GetRowLabelAlignment( &hAlign, &vAlign );
7119
7120 wxRect rect;
7121 rect.SetX( 2 );
7122 rect.SetY( GetRowTop(row) + 2 );
7123 rect.SetWidth( m_rowLabelWidth - 4 );
7124 rect.SetHeight( GetRowHeight(row) - 4 );
7125 DrawTextRectangle( dc, GetRowLabelValue( row ), rect, hAlign, vAlign );
7126 }
7127
7128
7129 void wxGrid::DrawColLabels( wxDC& dc,const wxArrayInt& cols )
7130 {
7131 if ( !m_numCols ) return;
7132
7133 size_t i;
7134 size_t numLabels = cols.GetCount();
7135
7136 for ( i = 0; i < numLabels; i++ )
7137 {
7138 DrawColLabel( dc, cols[i] );
7139 }
7140 }
7141
7142
7143 void wxGrid::DrawColLabel( wxDC& dc, int col )
7144 {
7145 if ( GetColWidth(col) <= 0 )
7146 return;
7147
7148 int colLeft = GetColLeft(col),
7149 colRight = GetColRight(col) - 1;
7150
7151 dc.SetPen( wxPen(wxSystemSettings::GetColour(wxSYS_COLOUR_3DDKSHADOW),1, wxSOLID) );
7152 dc.DrawLine( colRight, 0,
7153 colRight, m_colLabelHeight-1 );
7154
7155 dc.DrawLine( colLeft, 0, colRight, 0 );
7156
7157 dc.DrawLine( colLeft, m_colLabelHeight-1,
7158 colRight+1, m_colLabelHeight-1 );
7159
7160 dc.SetPen( *wxWHITE_PEN );
7161 dc.DrawLine( colLeft, 1, colLeft, m_colLabelHeight-1 );
7162 dc.DrawLine( colLeft, 1, colRight, 1 );
7163
7164 dc.SetBackgroundMode( wxTRANSPARENT );
7165 dc.SetTextForeground( GetLabelTextColour() );
7166 dc.SetFont( GetLabelFont() );
7167
7168 int hAlign, vAlign, orient;
7169 GetColLabelAlignment( &hAlign, &vAlign );
7170 orient = GetColLabelTextOrientation();
7171
7172 wxRect rect;
7173 rect.SetX( colLeft + 2 );
7174 rect.SetY( 2 );
7175 rect.SetWidth( GetColWidth(col) - 4 );
7176 rect.SetHeight( m_colLabelHeight - 4 );
7177 DrawTextRectangle( dc, GetColLabelValue( col ), rect, hAlign, vAlign, orient );
7178 }
7179
7180 void wxGrid::DrawTextRectangle( wxDC& dc,
7181 const wxString& value,
7182 const wxRect& rect,
7183 int horizAlign,
7184 int vertAlign,
7185 int textOrientation )
7186 {
7187 wxArrayString lines;
7188
7189 StringToLines( value, lines );
7190
7191
7192 //Forward to new API.
7193 DrawTextRectangle( dc,
7194 lines,
7195 rect,
7196 horizAlign,
7197 vertAlign,
7198 textOrientation );
7199
7200 }
7201
7202 void wxGrid::DrawTextRectangle( wxDC& dc,
7203 const wxArrayString& lines,
7204 const wxRect& rect,
7205 int horizAlign,
7206 int vertAlign,
7207 int textOrientation )
7208 {
7209 long textWidth, textHeight;
7210 long lineWidth, lineHeight;
7211 int nLines;
7212
7213 dc.SetClippingRegion( rect );
7214
7215 nLines = lines.GetCount();
7216 if( nLines > 0 )
7217 {
7218 int l;
7219 float x = 0.0, y = 0.0;
7220
7221 if( textOrientation == wxHORIZONTAL )
7222 GetTextBoxSize(dc, lines, &textWidth, &textHeight);
7223 else
7224 GetTextBoxSize( dc, lines, &textHeight, &textWidth );
7225
7226 switch( vertAlign )
7227 {
7228 case wxALIGN_BOTTOM:
7229 if( textOrientation == wxHORIZONTAL )
7230 y = rect.y + (rect.height - textHeight - 1);
7231 else
7232 x = rect.x + rect.width - textWidth;
7233 break;
7234
7235 case wxALIGN_CENTRE:
7236 if( textOrientation == wxHORIZONTAL )
7237 y = rect.y + ((rect.height - textHeight)/2);
7238 else
7239 x = rect.x + ((rect.width - textWidth)/2);
7240 break;
7241
7242 case wxALIGN_TOP:
7243 default:
7244 if( textOrientation == wxHORIZONTAL )
7245 y = rect.y + 1;
7246 else
7247 x = rect.x + 1;
7248 break;
7249 }
7250
7251 // Align each line of a multi-line label
7252 for( l = 0; l < nLines; l++ )
7253 {
7254 dc.GetTextExtent(lines[l], &lineWidth, &lineHeight);
7255
7256 switch( horizAlign )
7257 {
7258 case wxALIGN_RIGHT:
7259 if( textOrientation == wxHORIZONTAL )
7260 x = rect.x + (rect.width - lineWidth - 1);
7261 else
7262 y = rect.y + lineWidth + 1;
7263 break;
7264
7265 case wxALIGN_CENTRE:
7266 if( textOrientation == wxHORIZONTAL )
7267 x = rect.x + ((rect.width - lineWidth)/2);
7268 else
7269 y = rect.y + rect.height - ((rect.height - lineWidth)/2);
7270 break;
7271
7272 case wxALIGN_LEFT:
7273 default:
7274 if( textOrientation == wxHORIZONTAL )
7275 x = rect.x + 1;
7276 else
7277 y = rect.y + rect.height - 1;
7278 break;
7279 }
7280
7281 if( textOrientation == wxHORIZONTAL )
7282 {
7283 dc.DrawText( lines[l], (int)x, (int)y );
7284 y += lineHeight;
7285 }
7286 else
7287 {
7288 dc.DrawRotatedText( lines[l], (int)x, (int)y, 90.0 );
7289 x += lineHeight;
7290 }
7291 }
7292 }
7293 dc.DestroyClippingRegion();
7294 }
7295
7296
7297 // Split multi line text up into an array of strings. Any existing
7298 // contents of the string array are preserved.
7299 //
7300 void wxGrid::StringToLines( const wxString& value, wxArrayString& lines )
7301 {
7302 int startPos = 0;
7303 int pos;
7304 wxString eol = wxTextFile::GetEOL( wxTextFileType_Unix );
7305 wxString tVal = wxTextFile::Translate( value, wxTextFileType_Unix );
7306
7307 while ( startPos < (int)tVal.Length() )
7308 {
7309 pos = tVal.Mid(startPos).Find( eol );
7310 if ( pos < 0 )
7311 {
7312 break;
7313 }
7314 else if ( pos == 0 )
7315 {
7316 lines.Add( wxEmptyString );
7317 }
7318 else
7319 {
7320 lines.Add( value.Mid(startPos, pos) );
7321 }
7322 startPos += pos+1;
7323 }
7324 if ( startPos < (int)value.Length() )
7325 {
7326 lines.Add( value.Mid( startPos ) );
7327 }
7328 }
7329
7330
7331 void wxGrid::GetTextBoxSize( wxDC& dc,
7332 const wxArrayString& lines,
7333 long *width, long *height )
7334 {
7335 long w = 0;
7336 long h = 0;
7337 long lineW, lineH;
7338
7339 size_t i;
7340 for ( i = 0; i < lines.GetCount(); i++ )
7341 {
7342 dc.GetTextExtent( lines[i], &lineW, &lineH );
7343 w = wxMax( w, lineW );
7344 h += lineH;
7345 }
7346
7347 *width = w;
7348 *height = h;
7349 }
7350
7351 //
7352 // ------ Batch processing.
7353 //
7354 void wxGrid::EndBatch()
7355 {
7356 if ( m_batchCount > 0 )
7357 {
7358 m_batchCount--;
7359 if ( !m_batchCount )
7360 {
7361 CalcDimensions();
7362 m_rowLabelWin->Refresh();
7363 m_colLabelWin->Refresh();
7364 m_cornerLabelWin->Refresh();
7365 m_gridWin->Refresh();
7366 }
7367 }
7368 }
7369
7370 // Use this, rather than wxWindow::Refresh(), to force an immediate
7371 // repainting of the grid. Has no effect if you are already inside a
7372 // BeginBatch / EndBatch block.
7373 //
7374 void wxGrid::ForceRefresh()
7375 {
7376 BeginBatch();
7377 EndBatch();
7378 }
7379
7380
7381 //
7382 // ------ Edit control functions
7383 //
7384
7385
7386 void wxGrid::EnableEditing( bool edit )
7387 {
7388 // TODO: improve this ?
7389 //
7390 if ( edit != m_editable )
7391 {
7392 if(!edit) EnableCellEditControl(edit);
7393 m_editable = edit;
7394 }
7395 }
7396
7397
7398 void wxGrid::EnableCellEditControl( bool enable )
7399 {
7400 if (! m_editable)
7401 return;
7402
7403 if ( m_currentCellCoords == wxGridNoCellCoords )
7404 SetCurrentCell( 0, 0 );
7405
7406 if ( enable != m_cellEditCtrlEnabled )
7407 {
7408 if ( enable )
7409 {
7410 if (SendEvent( wxEVT_GRID_EDITOR_SHOWN) <0)
7411 return;
7412
7413 // this should be checked by the caller!
7414 wxASSERT_MSG( CanEnableCellControl(),
7415 _T("can't enable editing for this cell!") );
7416
7417 // do it before ShowCellEditControl()
7418 m_cellEditCtrlEnabled = enable;
7419
7420 ShowCellEditControl();
7421 }
7422 else
7423 {
7424 //FIXME:add veto support
7425 SendEvent( wxEVT_GRID_EDITOR_HIDDEN);
7426
7427 HideCellEditControl();
7428 SaveEditControlValue();
7429
7430 // do it after HideCellEditControl()
7431 m_cellEditCtrlEnabled = enable;
7432 }
7433 }
7434 }
7435
7436 bool wxGrid::IsCurrentCellReadOnly() const
7437 {
7438 // const_cast
7439 wxGridCellAttr* attr = ((wxGrid *)this)->GetCellAttr(m_currentCellCoords);
7440 bool readonly = attr->IsReadOnly();
7441 attr->DecRef();
7442
7443 return readonly;
7444 }
7445
7446 bool wxGrid::CanEnableCellControl() const
7447 {
7448 return m_editable && !IsCurrentCellReadOnly();
7449 }
7450
7451 bool wxGrid::IsCellEditControlEnabled() const
7452 {
7453 // the cell edit control might be disable for all cells or just for the
7454 // current one if it's read only
7455 return m_cellEditCtrlEnabled ? !IsCurrentCellReadOnly() : FALSE;
7456 }
7457
7458 bool wxGrid::IsCellEditControlShown() const
7459 {
7460 bool isShown = FALSE;
7461
7462 if ( m_cellEditCtrlEnabled )
7463 {
7464 int row = m_currentCellCoords.GetRow();
7465 int col = m_currentCellCoords.GetCol();
7466 wxGridCellAttr* attr = GetCellAttr(row, col);
7467 wxGridCellEditor* editor = attr->GetEditor((wxGrid*) this, row, col);
7468 attr->DecRef();
7469
7470 if ( editor )
7471 {
7472 if ( editor->IsCreated() )
7473 {
7474 isShown = editor->GetControl()->IsShown();
7475 }
7476
7477 editor->DecRef();
7478 }
7479 }
7480
7481 return isShown;
7482 }
7483
7484 void wxGrid::ShowCellEditControl()
7485 {
7486 if ( IsCellEditControlEnabled() )
7487 {
7488 if ( !IsVisible( m_currentCellCoords ) )
7489 {
7490 m_cellEditCtrlEnabled = FALSE;
7491 return;
7492 }
7493 else
7494 {
7495 wxRect rect = CellToRect( m_currentCellCoords );
7496 int row = m_currentCellCoords.GetRow();
7497 int col = m_currentCellCoords.GetCol();
7498
7499 // if this is part of a multicell, find owner (topleft)
7500 int cell_rows, cell_cols;
7501 GetCellSize( row, col, &cell_rows, &cell_cols );
7502 if ( cell_rows <= 0 || cell_cols <= 0 )
7503 {
7504 row += cell_rows;
7505 col += cell_cols;
7506 m_currentCellCoords.SetRow( row );
7507 m_currentCellCoords.SetCol( col );
7508 }
7509
7510 // convert to scrolled coords
7511 //
7512 CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
7513
7514 // done in PaintBackground()
7515 #if 0
7516 // erase the highlight and the cell contents because the editor
7517 // might not cover the entire cell
7518 wxClientDC dc( m_gridWin );
7519 PrepareDC( dc );
7520 dc.SetBrush(*wxLIGHT_GREY_BRUSH); //wxBrush(attr->GetBackgroundColour(), wxSOLID));
7521 dc.SetPen(*wxTRANSPARENT_PEN);
7522 dc.DrawRectangle(rect);
7523 #endif // 0
7524
7525 // cell is shifted by one pixel
7526 // However, don't allow x or y to become negative
7527 // since the SetSize() method interprets that as
7528 // "don't change."
7529 if (rect.x > 0)
7530 rect.x--;
7531 if (rect.y > 0)
7532 rect.y--;
7533
7534 wxGridCellAttr* attr = GetCellAttr(row, col);
7535 wxGridCellEditor* editor = attr->GetEditor(this, row, col);
7536 if ( !editor->IsCreated() )
7537 {
7538 editor->Create(m_gridWin, -1,
7539 new wxGridCellEditorEvtHandler(this, editor));
7540
7541 wxGridEditorCreatedEvent evt(GetId(),
7542 wxEVT_GRID_EDITOR_CREATED,
7543 this,
7544 row,
7545 col,
7546 editor->GetControl());
7547 GetEventHandler()->ProcessEvent(evt);
7548 }
7549
7550
7551 // resize editor to overflow into righthand cells if allowed
7552 int maxWidth = rect.width;
7553 wxString value = GetCellValue(row, col);
7554 if ( (value != wxEmptyString) && (attr->GetOverflow()) )
7555 {
7556 int y;
7557 GetTextExtent(value, &maxWidth, &y,
7558 NULL, NULL, &attr->GetFont());
7559 if (maxWidth < rect.width) maxWidth = rect.width;
7560 }
7561 int client_right = m_gridWin->GetClientSize().GetWidth();
7562 if (rect.x+maxWidth > client_right)
7563 maxWidth = client_right - rect.x;
7564
7565 if ((maxWidth > rect.width) && (col < m_numCols) && m_table)
7566 {
7567 GetCellSize( row, col, &cell_rows, &cell_cols );
7568 // may have changed earlier
7569 for (int i = col+cell_cols; i < m_numCols; i++)
7570 {
7571 int c_rows, c_cols;
7572 GetCellSize( row, i, &c_rows, &c_cols );
7573 // looks weird going over a multicell
7574 if (m_table->IsEmptyCell(row,i) &&
7575 (rect.width < maxWidth) && (c_rows == 1))
7576 rect.width += GetColWidth(i);
7577 else
7578 break;
7579 }
7580 if (rect.GetRight() > client_right)
7581 rect.SetRight(client_right-1);
7582 }
7583
7584 editor->SetCellAttr(attr);
7585 editor->SetSize( rect );
7586 editor->Show( TRUE, attr );
7587
7588 // recalc dimensions in case we need to
7589 // expand the scrolled window to account for editor
7590 CalcDimensions();
7591
7592 editor->BeginEdit(row, col, this);
7593 editor->SetCellAttr(NULL);
7594
7595 editor->DecRef();
7596 attr->DecRef();
7597 }
7598 }
7599 }
7600
7601
7602 void wxGrid::HideCellEditControl()
7603 {
7604 if ( IsCellEditControlEnabled() )
7605 {
7606 int row = m_currentCellCoords.GetRow();
7607 int col = m_currentCellCoords.GetCol();
7608
7609 wxGridCellAttr* attr = GetCellAttr(row, col);
7610 wxGridCellEditor *editor = attr->GetEditor(this, row, col);
7611 editor->Show( FALSE );
7612 editor->DecRef();
7613 attr->DecRef();
7614 m_gridWin->SetFocus();
7615 // refresh whole row to the right
7616 wxRect rect( CellToRect(row, col) );
7617 CalcScrolledPosition(rect.x, rect.y, &rect.x, &rect.y );
7618 rect.width = m_gridWin->GetClientSize().GetWidth() - rect.x;
7619 m_gridWin->Refresh( FALSE, &rect );
7620 }
7621 }
7622
7623
7624 void wxGrid::SaveEditControlValue()
7625 {
7626 if ( IsCellEditControlEnabled() )
7627 {
7628 int row = m_currentCellCoords.GetRow();
7629 int col = m_currentCellCoords.GetCol();
7630
7631 wxString oldval = GetCellValue(row,col);
7632
7633 wxGridCellAttr* attr = GetCellAttr(row, col);
7634 wxGridCellEditor* editor = attr->GetEditor(this, row, col);
7635 bool changed = editor->EndEdit(row, col, this);
7636
7637 editor->DecRef();
7638 attr->DecRef();
7639
7640 if (changed)
7641 {
7642 if ( SendEvent( wxEVT_GRID_CELL_CHANGE,
7643 m_currentCellCoords.GetRow(),
7644 m_currentCellCoords.GetCol() ) < 0 ) {
7645
7646 // Event has been vetoed, set the data back.
7647 SetCellValue(row,col,oldval);
7648 }
7649 }
7650 }
7651 }
7652
7653
7654 //
7655 // ------ Grid location functions
7656 // Note that all of these functions work with the logical coordinates of
7657 // grid cells and labels so you will need to convert from device
7658 // coordinates for mouse events etc.
7659 //
7660
7661 void wxGrid::XYToCell( int x, int y, wxGridCellCoords& coords )
7662 {
7663 int row = YToRow(y);
7664 int col = XToCol(x);
7665
7666 if ( row == -1 || col == -1 )
7667 {
7668 coords = wxGridNoCellCoords;
7669 }
7670 else
7671 {
7672 coords.Set( row, col );
7673 }
7674 }
7675
7676
7677 // Internal Helper function for computing row or column from some
7678 // (unscrolled) coordinate value, using either
7679 // m_defaultRowHeight/m_defaultColWidth or binary search on array
7680 // of m_rowBottoms/m_ColRights to speed up the search!
7681
7682 static int CoordToRowOrCol(int coord, int defaultDist, int minDist,
7683 const wxArrayInt& BorderArray, int nMax,
7684 bool clipToMinMax)
7685 {
7686
7687 if (coord < 0)
7688 return clipToMinMax && (nMax > 0) ? 0 : -1;
7689
7690
7691 if (!defaultDist)
7692 defaultDist = 1;
7693
7694 size_t i_max = coord / defaultDist,
7695 i_min = 0;
7696
7697 if (BorderArray.IsEmpty())
7698 {
7699 if((int) i_max < nMax)
7700 return i_max;
7701 return clipToMinMax ? nMax - 1 : -1;
7702 }
7703
7704 if ( i_max >= BorderArray.GetCount())
7705 i_max = BorderArray.GetCount() - 1;
7706 else
7707 {
7708 if ( coord >= BorderArray[i_max])
7709 {
7710 i_min = i_max;
7711 i_max = coord / minDist;
7712 }
7713 if ( i_max >= BorderArray.GetCount())
7714 i_max = BorderArray.GetCount() - 1;
7715 }
7716 if ( coord >= BorderArray[i_max])
7717 return clipToMinMax ? (int)i_max : -1;
7718 if ( coord < BorderArray[0] )
7719 return 0;
7720
7721 while ( i_max - i_min > 0 )
7722 {
7723 wxCHECK_MSG(BorderArray[i_min] <= coord && coord < BorderArray[i_max],
7724 0, _T("wxGrid: internal error in CoordToRowOrCol"));
7725 if (coord >= BorderArray[ i_max - 1])
7726 return i_max;
7727 else
7728 i_max--;
7729 int median = i_min + (i_max - i_min + 1) / 2;
7730 if (coord < BorderArray[median])
7731 i_max = median;
7732 else
7733 i_min = median;
7734 }
7735 return i_max;
7736 }
7737
7738 int wxGrid::YToRow( int y )
7739 {
7740 return CoordToRowOrCol(y, m_defaultRowHeight,
7741 m_minAcceptableRowHeight, m_rowBottoms, m_numRows, FALSE);
7742 }
7743
7744
7745 int wxGrid::XToCol( int x )
7746 {
7747 return CoordToRowOrCol(x, m_defaultColWidth,
7748 m_minAcceptableColWidth, m_colRights, m_numCols, FALSE);
7749 }
7750
7751
7752 // return the row number that that the y coord is near the edge of, or
7753 // -1 if not near an edge
7754 //
7755 int wxGrid::YToEdgeOfRow( int y )
7756 {
7757 int i;
7758 i = internalYToRow(y);
7759
7760 if ( GetRowHeight(i) > WXGRID_LABEL_EDGE_ZONE )
7761 {
7762 // We know that we are in row i, test whether we are
7763 // close enough to lower or upper border, respectively.
7764 if ( abs(GetRowBottom(i) - y) < WXGRID_LABEL_EDGE_ZONE )
7765 return i;
7766 else if( i > 0 && y - GetRowTop(i) < WXGRID_LABEL_EDGE_ZONE )
7767 return i - 1;
7768 }
7769
7770 return -1;
7771 }
7772
7773
7774 // return the col number that that the x coord is near the edge of, or
7775 // -1 if not near an edge
7776 //
7777 int wxGrid::XToEdgeOfCol( int x )
7778 {
7779 int i;
7780 i = internalXToCol(x);
7781
7782 if ( GetColWidth(i) > WXGRID_LABEL_EDGE_ZONE )
7783 {
7784 // We know that we are in column i, test whether we are
7785 // close enough to right or left border, respectively.
7786 if ( abs(GetColRight(i) - x) < WXGRID_LABEL_EDGE_ZONE )
7787 return i;
7788 else if( i > 0 && x - GetColLeft(i) < WXGRID_LABEL_EDGE_ZONE )
7789 return i - 1;
7790 }
7791
7792 return -1;
7793 }
7794
7795
7796 wxRect wxGrid::CellToRect( int row, int col )
7797 {
7798 wxRect rect( -1, -1, -1, -1 );
7799
7800 if ( row >= 0 && row < m_numRows &&
7801 col >= 0 && col < m_numCols )
7802 {
7803 int i, cell_rows, cell_cols;
7804 rect.width = rect.height = 0;
7805 GetCellSize( row, col, &cell_rows, &cell_cols );
7806 // if negative then find multicell owner
7807 if (cell_rows < 0) row += cell_rows;
7808 if (cell_cols < 0) col += cell_cols;
7809 GetCellSize( row, col, &cell_rows, &cell_cols );
7810
7811 rect.x = GetColLeft(col);
7812 rect.y = GetRowTop(row);
7813 for (i=col; i<col+cell_cols; i++)
7814 rect.width += GetColWidth(i);
7815 for (i=row; i<row+cell_rows; i++)
7816 rect.height += GetRowHeight(i);
7817 }
7818
7819 // if grid lines are enabled, then the area of the cell is a bit smaller
7820 if (m_gridLinesEnabled) {
7821 rect.width -= 1;
7822 rect.height -= 1;
7823 }
7824 return rect;
7825 }
7826
7827
7828 bool wxGrid::IsVisible( int row, int col, bool wholeCellVisible )
7829 {
7830 // get the cell rectangle in logical coords
7831 //
7832 wxRect r( CellToRect( row, col ) );
7833
7834 // convert to device coords
7835 //
7836 int left, top, right, bottom;
7837 CalcScrolledPosition( r.GetLeft(), r.GetTop(), &left, &top );
7838 CalcScrolledPosition( r.GetRight(), r.GetBottom(), &right, &bottom );
7839
7840 // check against the client area of the grid window
7841 //
7842 int cw, ch;
7843 m_gridWin->GetClientSize( &cw, &ch );
7844
7845 if ( wholeCellVisible )
7846 {
7847 // is the cell wholly visible ?
7848 //
7849 return ( left >= 0 && right <= cw &&
7850 top >= 0 && bottom <= ch );
7851 }
7852 else
7853 {
7854 // is the cell partly visible ?
7855 //
7856 return ( ((left >=0 && left < cw) || (right > 0 && right <= cw)) &&
7857 ((top >=0 && top < ch) || (bottom > 0 && bottom <= ch)) );
7858 }
7859 }
7860
7861
7862 // make the specified cell location visible by doing a minimal amount
7863 // of scrolling
7864 //
7865 void wxGrid::MakeCellVisible( int row, int col )
7866 {
7867
7868 int i;
7869 int xpos = -1, ypos = -1;
7870
7871 if ( row >= 0 && row < m_numRows &&
7872 col >= 0 && col < m_numCols )
7873 {
7874 // get the cell rectangle in logical coords
7875 //
7876 wxRect r( CellToRect( row, col ) );
7877
7878 // convert to device coords
7879 //
7880 int left, top, right, bottom;
7881 CalcScrolledPosition( r.GetLeft(), r.GetTop(), &left, &top );
7882 CalcScrolledPosition( r.GetRight(), r.GetBottom(), &right, &bottom );
7883
7884 int cw, ch;
7885 m_gridWin->GetClientSize( &cw, &ch );
7886
7887 if ( top < 0 )
7888 {
7889 ypos = r.GetTop();
7890 }
7891 else if ( bottom > ch )
7892 {
7893 int h = r.GetHeight();
7894 ypos = r.GetTop();
7895 for ( i = row-1; i >= 0; i-- )
7896 {
7897 int rowHeight = GetRowHeight(i);
7898 if ( h + rowHeight > ch )
7899 break;
7900
7901 h += rowHeight;
7902 ypos -= rowHeight;
7903 }
7904
7905 // we divide it later by GRID_SCROLL_LINE, make sure that we don't
7906 // have rounding errors (this is important, because if we do, we
7907 // might not scroll at all and some cells won't be redrawn)
7908 //
7909 // Sometimes GRID_SCROLL_LINE/2 is not enough, so just add a full
7910 // scroll unit...
7911 ypos += GRID_SCROLL_LINE_Y;
7912 }
7913
7914 if ( left < 0 )
7915 {
7916 xpos = r.GetLeft();
7917 }
7918 else if ( right > cw )
7919 {
7920 // position the view so that the cell is on the right
7921 int x0, y0;
7922 CalcUnscrolledPosition(0, 0, &x0, &y0);
7923 xpos = x0 + (right - cw);
7924
7925 // see comment for ypos above
7926 xpos += GRID_SCROLL_LINE_X;
7927 }
7928
7929 if ( xpos != -1 || ypos != -1 )
7930 {
7931 if ( xpos != -1 )
7932 xpos /= GRID_SCROLL_LINE_X;
7933 if ( ypos != -1 )
7934 ypos /= GRID_SCROLL_LINE_Y;
7935 Scroll( xpos, ypos );
7936 AdjustScrollbars();
7937 }
7938 }
7939 }
7940
7941
7942 //
7943 // ------ Grid cursor movement functions
7944 //
7945
7946 bool wxGrid::MoveCursorUp( bool expandSelection )
7947 {
7948 if ( m_currentCellCoords != wxGridNoCellCoords &&
7949 m_currentCellCoords.GetRow() >= 0 )
7950 {
7951 if ( expandSelection)
7952 {
7953 if ( m_selectingKeyboard == wxGridNoCellCoords )
7954 m_selectingKeyboard = m_currentCellCoords;
7955 if ( m_selectingKeyboard.GetRow() > 0 )
7956 {
7957 m_selectingKeyboard.SetRow( m_selectingKeyboard.GetRow() - 1 );
7958 MakeCellVisible( m_selectingKeyboard.GetRow(),
7959 m_selectingKeyboard.GetCol() );
7960 HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
7961 }
7962 }
7963 else if ( m_currentCellCoords.GetRow() > 0 )
7964 {
7965 ClearSelection();
7966 MakeCellVisible( m_currentCellCoords.GetRow() - 1,
7967 m_currentCellCoords.GetCol() );
7968 SetCurrentCell( m_currentCellCoords.GetRow() - 1,
7969 m_currentCellCoords.GetCol() );
7970 }
7971 else
7972 return FALSE;
7973 return TRUE;
7974 }
7975
7976 return FALSE;
7977 }
7978
7979
7980 bool wxGrid::MoveCursorDown( bool expandSelection )
7981 {
7982 if ( m_currentCellCoords != wxGridNoCellCoords &&
7983 m_currentCellCoords.GetRow() < m_numRows )
7984 {
7985 if ( expandSelection )
7986 {
7987 if ( m_selectingKeyboard == wxGridNoCellCoords )
7988 m_selectingKeyboard = m_currentCellCoords;
7989 if ( m_selectingKeyboard.GetRow() < m_numRows-1 )
7990 {
7991 m_selectingKeyboard.SetRow( m_selectingKeyboard.GetRow() + 1 );
7992 MakeCellVisible( m_selectingKeyboard.GetRow(),
7993 m_selectingKeyboard.GetCol() );
7994 HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
7995 }
7996 }
7997 else if ( m_currentCellCoords.GetRow() < m_numRows - 1 )
7998 {
7999 ClearSelection();
8000 MakeCellVisible( m_currentCellCoords.GetRow() + 1,
8001 m_currentCellCoords.GetCol() );
8002 SetCurrentCell( m_currentCellCoords.GetRow() + 1,
8003 m_currentCellCoords.GetCol() );
8004 }
8005 else
8006 return FALSE;
8007 return TRUE;
8008 }
8009
8010 return FALSE;
8011 }
8012
8013
8014 bool wxGrid::MoveCursorLeft( bool expandSelection )
8015 {
8016 if ( m_currentCellCoords != wxGridNoCellCoords &&
8017 m_currentCellCoords.GetCol() >= 0 )
8018 {
8019 if ( expandSelection )
8020 {
8021 if ( m_selectingKeyboard == wxGridNoCellCoords )
8022 m_selectingKeyboard = m_currentCellCoords;
8023 if ( m_selectingKeyboard.GetCol() > 0 )
8024 {
8025 m_selectingKeyboard.SetCol( m_selectingKeyboard.GetCol() - 1 );
8026 MakeCellVisible( m_selectingKeyboard.GetRow(),
8027 m_selectingKeyboard.GetCol() );
8028 HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
8029 }
8030 }
8031 else if ( m_currentCellCoords.GetCol() > 0 )
8032 {
8033 ClearSelection();
8034 MakeCellVisible( m_currentCellCoords.GetRow(),
8035 m_currentCellCoords.GetCol() - 1 );
8036 SetCurrentCell( m_currentCellCoords.GetRow(),
8037 m_currentCellCoords.GetCol() - 1 );
8038 }
8039 else
8040 return FALSE;
8041 return TRUE;
8042 }
8043
8044 return FALSE;
8045 }
8046
8047
8048 bool wxGrid::MoveCursorRight( bool expandSelection )
8049 {
8050 if ( m_currentCellCoords != wxGridNoCellCoords &&
8051 m_currentCellCoords.GetCol() < m_numCols )
8052 {
8053 if ( expandSelection )
8054 {
8055 if ( m_selectingKeyboard == wxGridNoCellCoords )
8056 m_selectingKeyboard = m_currentCellCoords;
8057 if ( m_selectingKeyboard.GetCol() < m_numCols - 1 )
8058 {
8059 m_selectingKeyboard.SetCol( m_selectingKeyboard.GetCol() + 1 );
8060 MakeCellVisible( m_selectingKeyboard.GetRow(),
8061 m_selectingKeyboard.GetCol() );
8062 HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
8063 }
8064 }
8065 else if ( m_currentCellCoords.GetCol() < m_numCols - 1 )
8066 {
8067 ClearSelection();
8068 MakeCellVisible( m_currentCellCoords.GetRow(),
8069 m_currentCellCoords.GetCol() + 1 );
8070 SetCurrentCell( m_currentCellCoords.GetRow(),
8071 m_currentCellCoords.GetCol() + 1 );
8072 }
8073 else
8074 return FALSE;
8075 return TRUE;
8076 }
8077
8078 return FALSE;
8079 }
8080
8081
8082 bool wxGrid::MovePageUp()
8083 {
8084 if ( m_currentCellCoords == wxGridNoCellCoords ) return FALSE;
8085
8086 int row = m_currentCellCoords.GetRow();
8087 if ( row > 0 )
8088 {
8089 int cw, ch;
8090 m_gridWin->GetClientSize( &cw, &ch );
8091
8092 int y = GetRowTop(row);
8093 int newRow = internalYToRow( y - ch + 1 );
8094
8095 if ( newRow == row )
8096 {
8097 //row > 0 , so newrow can never be less than 0 here.
8098 newRow = row - 1;
8099 }
8100
8101 MakeCellVisible( newRow, m_currentCellCoords.GetCol() );
8102 SetCurrentCell( newRow, m_currentCellCoords.GetCol() );
8103
8104 return TRUE;
8105 }
8106
8107 return FALSE;
8108 }
8109
8110 bool wxGrid::MovePageDown()
8111 {
8112 if ( m_currentCellCoords == wxGridNoCellCoords ) return FALSE;
8113
8114 int row = m_currentCellCoords.GetRow();
8115 if ( (row+1) < m_numRows )
8116 {
8117 int cw, ch;
8118 m_gridWin->GetClientSize( &cw, &ch );
8119
8120 int y = GetRowTop(row);
8121 int newRow = internalYToRow( y + ch );
8122 if ( newRow == row )
8123 {
8124 // row < m_numRows , so newrow can't overflow here.
8125 newRow = row + 1;
8126 }
8127
8128 MakeCellVisible( newRow, m_currentCellCoords.GetCol() );
8129 SetCurrentCell( newRow, m_currentCellCoords.GetCol() );
8130
8131 return TRUE;
8132 }
8133
8134 return FALSE;
8135 }
8136
8137 bool wxGrid::MoveCursorUpBlock( bool expandSelection )
8138 {
8139 if ( m_table &&
8140 m_currentCellCoords != wxGridNoCellCoords &&
8141 m_currentCellCoords.GetRow() > 0 )
8142 {
8143 int row = m_currentCellCoords.GetRow();
8144 int col = m_currentCellCoords.GetCol();
8145
8146 if ( m_table->IsEmptyCell(row, col) )
8147 {
8148 // starting in an empty cell: find the next block of
8149 // non-empty cells
8150 //
8151 while ( row > 0 )
8152 {
8153 row-- ;
8154 if ( !(m_table->IsEmptyCell(row, col)) ) break;
8155 }
8156 }
8157 else if ( m_table->IsEmptyCell(row-1, col) )
8158 {
8159 // starting at the top of a block: find the next block
8160 //
8161 row--;
8162 while ( row > 0 )
8163 {
8164 row-- ;
8165 if ( !(m_table->IsEmptyCell(row, col)) ) break;
8166 }
8167 }
8168 else
8169 {
8170 // starting within a block: find the top of the block
8171 //
8172 while ( row > 0 )
8173 {
8174 row-- ;
8175 if ( m_table->IsEmptyCell(row, col) )
8176 {
8177 row++ ;
8178 break;
8179 }
8180 }
8181 }
8182
8183 MakeCellVisible( row, col );
8184 if ( expandSelection )
8185 {
8186 m_selectingKeyboard = wxGridCellCoords( row, col );
8187 HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
8188 }
8189 else
8190 {
8191 ClearSelection();
8192 SetCurrentCell( row, col );
8193 }
8194 return TRUE;
8195 }
8196
8197 return FALSE;
8198 }
8199
8200 bool wxGrid::MoveCursorDownBlock( bool expandSelection )
8201 {
8202 if ( m_table &&
8203 m_currentCellCoords != wxGridNoCellCoords &&
8204 m_currentCellCoords.GetRow() < m_numRows-1 )
8205 {
8206 int row = m_currentCellCoords.GetRow();
8207 int col = m_currentCellCoords.GetCol();
8208
8209 if ( m_table->IsEmptyCell(row, col) )
8210 {
8211 // starting in an empty cell: find the next block of
8212 // non-empty cells
8213 //
8214 while ( row < m_numRows-1 )
8215 {
8216 row++ ;
8217 if ( !(m_table->IsEmptyCell(row, col)) ) break;
8218 }
8219 }
8220 else if ( m_table->IsEmptyCell(row+1, col) )
8221 {
8222 // starting at the bottom of a block: find the next block
8223 //
8224 row++;
8225 while ( row < m_numRows-1 )
8226 {
8227 row++ ;
8228 if ( !(m_table->IsEmptyCell(row, col)) ) break;
8229 }
8230 }
8231 else
8232 {
8233 // starting within a block: find the bottom of the block
8234 //
8235 while ( row < m_numRows-1 )
8236 {
8237 row++ ;
8238 if ( m_table->IsEmptyCell(row, col) )
8239 {
8240 row-- ;
8241 break;
8242 }
8243 }
8244 }
8245
8246 MakeCellVisible( row, col );
8247 if ( expandSelection )
8248 {
8249 m_selectingKeyboard = wxGridCellCoords( row, col );
8250 HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
8251 }
8252 else
8253 {
8254 ClearSelection();
8255 SetCurrentCell( row, col );
8256 }
8257
8258 return TRUE;
8259 }
8260
8261 return FALSE;
8262 }
8263
8264 bool wxGrid::MoveCursorLeftBlock( bool expandSelection )
8265 {
8266 if ( m_table &&
8267 m_currentCellCoords != wxGridNoCellCoords &&
8268 m_currentCellCoords.GetCol() > 0 )
8269 {
8270 int row = m_currentCellCoords.GetRow();
8271 int col = m_currentCellCoords.GetCol();
8272
8273 if ( m_table->IsEmptyCell(row, col) )
8274 {
8275 // starting in an empty cell: find the next block of
8276 // non-empty cells
8277 //
8278 while ( col > 0 )
8279 {
8280 col-- ;
8281 if ( !(m_table->IsEmptyCell(row, col)) ) break;
8282 }
8283 }
8284 else if ( m_table->IsEmptyCell(row, col-1) )
8285 {
8286 // starting at the left of a block: find the next block
8287 //
8288 col--;
8289 while ( col > 0 )
8290 {
8291 col-- ;
8292 if ( !(m_table->IsEmptyCell(row, col)) ) break;
8293 }
8294 }
8295 else
8296 {
8297 // starting within a block: find the left of the block
8298 //
8299 while ( col > 0 )
8300 {
8301 col-- ;
8302 if ( m_table->IsEmptyCell(row, col) )
8303 {
8304 col++ ;
8305 break;
8306 }
8307 }
8308 }
8309
8310 MakeCellVisible( row, col );
8311 if ( expandSelection )
8312 {
8313 m_selectingKeyboard = wxGridCellCoords( row, col );
8314 HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
8315 }
8316 else
8317 {
8318 ClearSelection();
8319 SetCurrentCell( row, col );
8320 }
8321
8322 return TRUE;
8323 }
8324
8325 return FALSE;
8326 }
8327
8328 bool wxGrid::MoveCursorRightBlock( bool expandSelection )
8329 {
8330 if ( m_table &&
8331 m_currentCellCoords != wxGridNoCellCoords &&
8332 m_currentCellCoords.GetCol() < m_numCols-1 )
8333 {
8334 int row = m_currentCellCoords.GetRow();
8335 int col = m_currentCellCoords.GetCol();
8336
8337 if ( m_table->IsEmptyCell(row, col) )
8338 {
8339 // starting in an empty cell: find the next block of
8340 // non-empty cells
8341 //
8342 while ( col < m_numCols-1 )
8343 {
8344 col++ ;
8345 if ( !(m_table->IsEmptyCell(row, col)) ) break;
8346 }
8347 }
8348 else if ( m_table->IsEmptyCell(row, col+1) )
8349 {
8350 // starting at the right of a block: find the next block
8351 //
8352 col++;
8353 while ( col < m_numCols-1 )
8354 {
8355 col++ ;
8356 if ( !(m_table->IsEmptyCell(row, col)) ) break;
8357 }
8358 }
8359 else
8360 {
8361 // starting within a block: find the right of the block
8362 //
8363 while ( col < m_numCols-1 )
8364 {
8365 col++ ;
8366 if ( m_table->IsEmptyCell(row, col) )
8367 {
8368 col-- ;
8369 break;
8370 }
8371 }
8372 }
8373
8374 MakeCellVisible( row, col );
8375 if ( expandSelection )
8376 {
8377 m_selectingKeyboard = wxGridCellCoords( row, col );
8378 HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
8379 }
8380 else
8381 {
8382 ClearSelection();
8383 SetCurrentCell( row, col );
8384 }
8385
8386 return TRUE;
8387 }
8388
8389 return FALSE;
8390 }
8391
8392
8393
8394 //
8395 // ------ Label values and formatting
8396 //
8397
8398 void wxGrid::GetRowLabelAlignment( int *horiz, int *vert )
8399 {
8400 *horiz = m_rowLabelHorizAlign;
8401 *vert = m_rowLabelVertAlign;
8402 }
8403
8404 void wxGrid::GetColLabelAlignment( int *horiz, int *vert )
8405 {
8406 *horiz = m_colLabelHorizAlign;
8407 *vert = m_colLabelVertAlign;
8408 }
8409
8410 int wxGrid::GetColLabelTextOrientation()
8411 {
8412 return m_colLabelTextOrientation;
8413 }
8414
8415 wxString wxGrid::GetRowLabelValue( int row )
8416 {
8417 if ( m_table )
8418 {
8419 return m_table->GetRowLabelValue( row );
8420 }
8421 else
8422 {
8423 wxString s;
8424 s << row;
8425 return s;
8426 }
8427 }
8428
8429 wxString wxGrid::GetColLabelValue( int col )
8430 {
8431 if ( m_table )
8432 {
8433 return m_table->GetColLabelValue( col );
8434 }
8435 else
8436 {
8437 wxString s;
8438 s << col;
8439 return s;
8440 }
8441 }
8442
8443
8444 void wxGrid::SetRowLabelSize( int width )
8445 {
8446 width = wxMax( width, 0 );
8447 if ( width != m_rowLabelWidth )
8448 {
8449 if ( width == 0 )
8450 {
8451 m_rowLabelWin->Show( FALSE );
8452 m_cornerLabelWin->Show( FALSE );
8453 }
8454 else if ( m_rowLabelWidth == 0 )
8455 {
8456 m_rowLabelWin->Show( TRUE );
8457 if ( m_colLabelHeight > 0 ) m_cornerLabelWin->Show( TRUE );
8458 }
8459
8460 m_rowLabelWidth = width;
8461 CalcWindowSizes();
8462 wxScrolledWindow::Refresh( TRUE );
8463 }
8464 }
8465
8466
8467 void wxGrid::SetColLabelSize( int height )
8468 {
8469 height = wxMax( height, 0 );
8470 if ( height != m_colLabelHeight )
8471 {
8472 if ( height == 0 )
8473 {
8474 m_colLabelWin->Show( FALSE );
8475 m_cornerLabelWin->Show( FALSE );
8476 }
8477 else if ( m_colLabelHeight == 0 )
8478 {
8479 m_colLabelWin->Show( TRUE );
8480 if ( m_rowLabelWidth > 0 ) m_cornerLabelWin->Show( TRUE );
8481 }
8482
8483 m_colLabelHeight = height;
8484 CalcWindowSizes();
8485 wxScrolledWindow::Refresh( TRUE );
8486 }
8487 }
8488
8489
8490 void wxGrid::SetLabelBackgroundColour( const wxColour& colour )
8491 {
8492 if ( m_labelBackgroundColour != colour )
8493 {
8494 m_labelBackgroundColour = colour;
8495 m_rowLabelWin->SetBackgroundColour( colour );
8496 m_colLabelWin->SetBackgroundColour( colour );
8497 m_cornerLabelWin->SetBackgroundColour( colour );
8498
8499 if ( !GetBatchCount() )
8500 {
8501 m_rowLabelWin->Refresh();
8502 m_colLabelWin->Refresh();
8503 m_cornerLabelWin->Refresh();
8504 }
8505 }
8506 }
8507
8508 void wxGrid::SetLabelTextColour( const wxColour& colour )
8509 {
8510 if ( m_labelTextColour != colour )
8511 {
8512 m_labelTextColour = colour;
8513 if ( !GetBatchCount() )
8514 {
8515 m_rowLabelWin->Refresh();
8516 m_colLabelWin->Refresh();
8517 }
8518 }
8519 }
8520
8521 void wxGrid::SetLabelFont( const wxFont& font )
8522 {
8523 m_labelFont = font;
8524 if ( !GetBatchCount() )
8525 {
8526 m_rowLabelWin->Refresh();
8527 m_colLabelWin->Refresh();
8528 }
8529 }
8530
8531 void wxGrid::SetRowLabelAlignment( int horiz, int vert )
8532 {
8533 // allow old (incorrect) defs to be used
8534 switch ( horiz )
8535 {
8536 case wxLEFT: horiz = wxALIGN_LEFT; break;
8537 case wxRIGHT: horiz = wxALIGN_RIGHT; break;
8538 case wxCENTRE: horiz = wxALIGN_CENTRE; break;
8539 }
8540
8541 switch ( vert )
8542 {
8543 case wxTOP: vert = wxALIGN_TOP; break;
8544 case wxBOTTOM: vert = wxALIGN_BOTTOM; break;
8545 case wxCENTRE: vert = wxALIGN_CENTRE; break;
8546 }
8547
8548 if ( horiz == wxALIGN_LEFT || horiz == wxALIGN_CENTRE || horiz == wxALIGN_RIGHT )
8549 {
8550 m_rowLabelHorizAlign = horiz;
8551 }
8552
8553 if ( vert == wxALIGN_TOP || vert == wxALIGN_CENTRE || vert == wxALIGN_BOTTOM )
8554 {
8555 m_rowLabelVertAlign = vert;
8556 }
8557
8558 if ( !GetBatchCount() )
8559 {
8560 m_rowLabelWin->Refresh();
8561 }
8562 }
8563
8564 void wxGrid::SetColLabelAlignment( int horiz, int vert )
8565 {
8566 // allow old (incorrect) defs to be used
8567 switch ( horiz )
8568 {
8569 case wxLEFT: horiz = wxALIGN_LEFT; break;
8570 case wxRIGHT: horiz = wxALIGN_RIGHT; break;
8571 case wxCENTRE: horiz = wxALIGN_CENTRE; break;
8572 }
8573
8574 switch ( vert )
8575 {
8576 case wxTOP: vert = wxALIGN_TOP; break;
8577 case wxBOTTOM: vert = wxALIGN_BOTTOM; break;
8578 case wxCENTRE: vert = wxALIGN_CENTRE; break;
8579 }
8580
8581 if ( horiz == wxALIGN_LEFT || horiz == wxALIGN_CENTRE || horiz == wxALIGN_RIGHT )
8582 {
8583 m_colLabelHorizAlign = horiz;
8584 }
8585
8586 if ( vert == wxALIGN_TOP || vert == wxALIGN_CENTRE || vert == wxALIGN_BOTTOM )
8587 {
8588 m_colLabelVertAlign = vert;
8589 }
8590
8591 if ( !GetBatchCount() )
8592 {
8593 m_colLabelWin->Refresh();
8594 }
8595 }
8596
8597 // Note: under MSW, the default column label font must be changed because it
8598 // does not support vertical printing
8599 //
8600 // Example: wxFont font(9, wxSWISS, wxNORMAL, wxBOLD);
8601 // pGrid->SetLabelFont(font);
8602 // pGrid->SetColLabelTextOrientation(wxVERTICAL);
8603 //
8604 void wxGrid::SetColLabelTextOrientation( int textOrientation )
8605 {
8606 if( textOrientation == wxHORIZONTAL || textOrientation == wxVERTICAL )
8607 {
8608 m_colLabelTextOrientation = textOrientation;
8609 }
8610
8611 if ( !GetBatchCount() )
8612 {
8613 m_colLabelWin->Refresh();
8614 }
8615 }
8616
8617 void wxGrid::SetRowLabelValue( int row, const wxString& s )
8618 {
8619 if ( m_table )
8620 {
8621 m_table->SetRowLabelValue( row, s );
8622 if ( !GetBatchCount() )
8623 {
8624 wxRect rect = CellToRect( row, 0);
8625 if ( rect.height > 0 )
8626 {
8627 CalcScrolledPosition(0, rect.y, &rect.x, &rect.y);
8628 rect.x = 0;
8629 rect.width = m_rowLabelWidth;
8630 m_rowLabelWin->Refresh( TRUE, &rect );
8631 }
8632 }
8633 }
8634 }
8635
8636 void wxGrid::SetColLabelValue( int col, const wxString& s )
8637 {
8638 if ( m_table )
8639 {
8640 m_table->SetColLabelValue( col, s );
8641 if ( !GetBatchCount() )
8642 {
8643 wxRect rect = CellToRect( 0, col );
8644 if ( rect.width > 0 )
8645 {
8646 CalcScrolledPosition(rect.x, 0, &rect.x, &rect.y);
8647 rect.y = 0;
8648 rect.height = m_colLabelHeight;
8649 m_colLabelWin->Refresh( TRUE, &rect );
8650 }
8651 }
8652 }
8653 }
8654
8655 void wxGrid::SetGridLineColour( const wxColour& colour )
8656 {
8657 if ( m_gridLineColour != colour )
8658 {
8659 m_gridLineColour = colour;
8660
8661 wxClientDC dc( m_gridWin );
8662 PrepareDC( dc );
8663 DrawAllGridLines( dc, wxRegion() );
8664 }
8665 }
8666
8667
8668 void wxGrid::SetCellHighlightColour( const wxColour& colour )
8669 {
8670 if ( m_cellHighlightColour != colour )
8671 {
8672 m_cellHighlightColour = colour;
8673
8674 wxClientDC dc( m_gridWin );
8675 PrepareDC( dc );
8676 wxGridCellAttr* attr = GetCellAttr(m_currentCellCoords);
8677 DrawCellHighlight(dc, attr);
8678 attr->DecRef();
8679 }
8680 }
8681
8682 void wxGrid::SetCellHighlightPenWidth(int width)
8683 {
8684 if (m_cellHighlightPenWidth != width) {
8685 m_cellHighlightPenWidth = width;
8686
8687 // Just redrawing the cell highlight is not enough since that won't
8688 // make any visible change if the the thickness is getting smaller.
8689 int row = m_currentCellCoords.GetRow();
8690 int col = m_currentCellCoords.GetCol();
8691 if ( GetColWidth(col) <= 0 || GetRowHeight(row) <= 0 )
8692 return;
8693 wxRect rect = CellToRect(row, col);
8694 m_gridWin->Refresh(TRUE, &rect);
8695 }
8696 }
8697
8698 void wxGrid::SetCellHighlightROPenWidth(int width)
8699 {
8700 if (m_cellHighlightROPenWidth != width) {
8701 m_cellHighlightROPenWidth = width;
8702
8703 // Just redrawing the cell highlight is not enough since that won't
8704 // make any visible change if the the thickness is getting smaller.
8705 int row = m_currentCellCoords.GetRow();
8706 int col = m_currentCellCoords.GetCol();
8707 if ( GetColWidth(col) <= 0 || GetRowHeight(row) <= 0 )
8708 return;
8709 wxRect rect = CellToRect(row, col);
8710 m_gridWin->Refresh(TRUE, &rect);
8711 }
8712 }
8713
8714 void wxGrid::EnableGridLines( bool enable )
8715 {
8716 if ( enable != m_gridLinesEnabled )
8717 {
8718 m_gridLinesEnabled = enable;
8719
8720 if ( !GetBatchCount() )
8721 {
8722 if ( enable )
8723 {
8724 wxClientDC dc( m_gridWin );
8725 PrepareDC( dc );
8726 DrawAllGridLines( dc, wxRegion() );
8727 }
8728 else
8729 {
8730 m_gridWin->Refresh();
8731 }
8732 }
8733 }
8734 }
8735
8736
8737 int wxGrid::GetDefaultRowSize()
8738 {
8739 return m_defaultRowHeight;
8740 }
8741
8742 int wxGrid::GetRowSize( int row )
8743 {
8744 wxCHECK_MSG( row >= 0 && row < m_numRows, 0, _T("invalid row index") );
8745
8746 return GetRowHeight(row);
8747 }
8748
8749 int wxGrid::GetDefaultColSize()
8750 {
8751 return m_defaultColWidth;
8752 }
8753
8754 int wxGrid::GetColSize( int col )
8755 {
8756 wxCHECK_MSG( col >= 0 && col < m_numCols, 0, _T("invalid column index") );
8757
8758 return GetColWidth(col);
8759 }
8760
8761 // ============================================================================
8762 // access to the grid attributes: each of them has a default value in the grid
8763 // itself and may be overidden on a per-cell basis
8764 // ============================================================================
8765
8766 // ----------------------------------------------------------------------------
8767 // setting default attributes
8768 // ----------------------------------------------------------------------------
8769
8770 void wxGrid::SetDefaultCellBackgroundColour( const wxColour& col )
8771 {
8772 m_defaultCellAttr->SetBackgroundColour(col);
8773 #ifdef __WXGTK__
8774 m_gridWin->SetBackgroundColour(col);
8775 #endif
8776 }
8777
8778 void wxGrid::SetDefaultCellTextColour( const wxColour& col )
8779 {
8780 m_defaultCellAttr->SetTextColour(col);
8781 }
8782
8783 void wxGrid::SetDefaultCellAlignment( int horiz, int vert )
8784 {
8785 m_defaultCellAttr->SetAlignment(horiz, vert);
8786 }
8787
8788 void wxGrid::SetDefaultCellOverflow( bool allow )
8789 {
8790 m_defaultCellAttr->SetOverflow(allow);
8791 }
8792
8793 void wxGrid::SetDefaultCellFont( const wxFont& font )
8794 {
8795 m_defaultCellAttr->SetFont(font);
8796 }
8797
8798 void wxGrid::SetDefaultRenderer(wxGridCellRenderer *renderer)
8799 {
8800 m_defaultCellAttr->SetRenderer(renderer);
8801 }
8802
8803 void wxGrid::SetDefaultEditor(wxGridCellEditor *editor)
8804 {
8805 m_defaultCellAttr->SetEditor(editor);
8806 }
8807
8808 // ----------------------------------------------------------------------------
8809 // access to the default attrbiutes
8810 // ----------------------------------------------------------------------------
8811
8812 wxColour wxGrid::GetDefaultCellBackgroundColour()
8813 {
8814 return m_defaultCellAttr->GetBackgroundColour();
8815 }
8816
8817 wxColour wxGrid::GetDefaultCellTextColour()
8818 {
8819 return m_defaultCellAttr->GetTextColour();
8820 }
8821
8822 wxFont wxGrid::GetDefaultCellFont()
8823 {
8824 return m_defaultCellAttr->GetFont();
8825 }
8826
8827 void wxGrid::GetDefaultCellAlignment( int *horiz, int *vert )
8828 {
8829 m_defaultCellAttr->GetAlignment(horiz, vert);
8830 }
8831
8832 bool wxGrid::GetDefaultCellOverflow()
8833 {
8834 return m_defaultCellAttr->GetOverflow();
8835 }
8836
8837 wxGridCellRenderer *wxGrid::GetDefaultRenderer() const
8838 {
8839 return m_defaultCellAttr->GetRenderer(NULL, 0, 0);
8840 }
8841
8842 wxGridCellEditor *wxGrid::GetDefaultEditor() const
8843 {
8844 return m_defaultCellAttr->GetEditor(NULL,0,0);
8845 }
8846
8847 // ----------------------------------------------------------------------------
8848 // access to cell attributes
8849 // ----------------------------------------------------------------------------
8850
8851 wxColour wxGrid::GetCellBackgroundColour(int row, int col)
8852 {
8853 wxGridCellAttr *attr = GetCellAttr(row, col);
8854 wxColour colour = attr->GetBackgroundColour();
8855 attr->DecRef();
8856 return colour;
8857 }
8858
8859 wxColour wxGrid::GetCellTextColour( int row, int col )
8860 {
8861 wxGridCellAttr *attr = GetCellAttr(row, col);
8862 wxColour colour = attr->GetTextColour();
8863 attr->DecRef();
8864 return colour;
8865 }
8866
8867 wxFont wxGrid::GetCellFont( int row, int col )
8868 {
8869 wxGridCellAttr *attr = GetCellAttr(row, col);
8870 wxFont font = attr->GetFont();
8871 attr->DecRef();
8872 return font;
8873 }
8874
8875 void wxGrid::GetCellAlignment( int row, int col, int *horiz, int *vert )
8876 {
8877 wxGridCellAttr *attr = GetCellAttr(row, col);
8878 attr->GetAlignment(horiz, vert);
8879 attr->DecRef();
8880 }
8881
8882 bool wxGrid::GetCellOverflow( int row, int col )
8883 {
8884 wxGridCellAttr *attr = GetCellAttr(row, col);
8885 bool allow = attr->GetOverflow();
8886 attr->DecRef();
8887 return allow;
8888 }
8889
8890 void wxGrid::GetCellSize( int row, int col, int *num_rows, int *num_cols )
8891 {
8892 wxGridCellAttr *attr = GetCellAttr(row, col);
8893 attr->GetSize( num_rows, num_cols );
8894 attr->DecRef();
8895 }
8896
8897 wxGridCellRenderer* wxGrid::GetCellRenderer(int row, int col)
8898 {
8899 wxGridCellAttr* attr = GetCellAttr(row, col);
8900 wxGridCellRenderer* renderer = attr->GetRenderer(this, row, col);
8901 attr->DecRef();
8902
8903 return renderer;
8904 }
8905
8906 wxGridCellEditor* wxGrid::GetCellEditor(int row, int col)
8907 {
8908 wxGridCellAttr* attr = GetCellAttr(row, col);
8909 wxGridCellEditor* editor = attr->GetEditor(this, row, col);
8910 attr->DecRef();
8911
8912 return editor;
8913 }
8914
8915 bool wxGrid::IsReadOnly(int row, int col) const
8916 {
8917 wxGridCellAttr* attr = GetCellAttr(row, col);
8918 bool isReadOnly = attr->IsReadOnly();
8919 attr->DecRef();
8920 return isReadOnly;
8921 }
8922
8923 // ----------------------------------------------------------------------------
8924 // attribute support: cache, automatic provider creation, ...
8925 // ----------------------------------------------------------------------------
8926
8927 bool wxGrid::CanHaveAttributes()
8928 {
8929 if ( !m_table )
8930 {
8931 return FALSE;
8932 }
8933
8934 return m_table->CanHaveAttributes();
8935 }
8936
8937 void wxGrid::ClearAttrCache()
8938 {
8939 if ( m_attrCache.row != -1 )
8940 {
8941 wxSafeDecRef(m_attrCache.attr);
8942 m_attrCache.attr = NULL;
8943 m_attrCache.row = -1;
8944 }
8945 }
8946
8947 void wxGrid::CacheAttr(int row, int col, wxGridCellAttr *attr) const
8948 {
8949 if ( attr != NULL )
8950 {
8951 wxGrid *self = (wxGrid *)this; // const_cast
8952
8953 self->ClearAttrCache();
8954 self->m_attrCache.row = row;
8955 self->m_attrCache.col = col;
8956 self->m_attrCache.attr = attr;
8957 wxSafeIncRef(attr);
8958 }
8959 }
8960
8961 bool wxGrid::LookupAttr(int row, int col, wxGridCellAttr **attr) const
8962 {
8963 if ( row == m_attrCache.row && col == m_attrCache.col )
8964 {
8965 *attr = m_attrCache.attr;
8966 wxSafeIncRef(m_attrCache.attr);
8967
8968 #ifdef DEBUG_ATTR_CACHE
8969 gs_nAttrCacheHits++;
8970 #endif
8971
8972 return TRUE;
8973 }
8974 else
8975 {
8976 #ifdef DEBUG_ATTR_CACHE
8977 gs_nAttrCacheMisses++;
8978 #endif
8979 return FALSE;
8980 }
8981 }
8982
8983 wxGridCellAttr *wxGrid::GetCellAttr(int row, int col) const
8984 {
8985 wxGridCellAttr *attr = NULL;
8986 // Additional test to avoid looking at the cache e.g. for
8987 // wxNoCellCoords, as this will confuse memory management.
8988 if ( row >= 0 )
8989 {
8990 if ( !LookupAttr(row, col, &attr) )
8991 {
8992 attr = m_table ? m_table->GetAttr(row, col , wxGridCellAttr::Any)
8993 : (wxGridCellAttr *)NULL;
8994 CacheAttr(row, col, attr);
8995 }
8996 }
8997 if (attr)
8998 {
8999 attr->SetDefAttr(m_defaultCellAttr);
9000 }
9001 else
9002 {
9003 attr = m_defaultCellAttr;
9004 attr->IncRef();
9005 }
9006
9007 return attr;
9008 }
9009
9010 wxGridCellAttr *wxGrid::GetOrCreateCellAttr(int row, int col) const
9011 {
9012 wxGridCellAttr *attr = (wxGridCellAttr *)NULL;
9013
9014 wxCHECK_MSG( m_table, attr,
9015 _T("we may only be called if CanHaveAttributes() returned TRUE and then m_table should be !NULL") );
9016
9017 attr = m_table->GetAttr(row, col, wxGridCellAttr::Cell);
9018 if ( !attr )
9019 {
9020 attr = new wxGridCellAttr(m_defaultCellAttr);
9021
9022 // artificially inc the ref count to match DecRef() in caller
9023 attr->IncRef();
9024 m_table->SetAttr(attr, row, col);
9025 }
9026
9027 return attr;
9028 }
9029
9030 // ----------------------------------------------------------------------------
9031 // setting column attributes (wrappers around SetColAttr)
9032 // ----------------------------------------------------------------------------
9033
9034 void wxGrid::SetColFormatBool(int col)
9035 {
9036 SetColFormatCustom(col, wxGRID_VALUE_BOOL);
9037 }
9038
9039 void wxGrid::SetColFormatNumber(int col)
9040 {
9041 SetColFormatCustom(col, wxGRID_VALUE_NUMBER);
9042 }
9043
9044 void wxGrid::SetColFormatFloat(int col, int width, int precision)
9045 {
9046 wxString typeName = wxGRID_VALUE_FLOAT;
9047 if ( (width != -1) || (precision != -1) )
9048 {
9049 typeName << _T(':') << width << _T(',') << precision;
9050 }
9051
9052 SetColFormatCustom(col, typeName);
9053 }
9054
9055 void wxGrid::SetColFormatCustom(int col, const wxString& typeName)
9056 {
9057 wxGridCellAttr *attr = (wxGridCellAttr *)NULL;
9058
9059 attr = m_table->GetAttr(-1, col, wxGridCellAttr::Col );
9060 if(!attr)
9061 attr = new wxGridCellAttr;
9062 wxGridCellRenderer *renderer = GetDefaultRendererForType(typeName);
9063 attr->SetRenderer(renderer);
9064
9065 SetColAttr(col, attr);
9066
9067 }
9068
9069 // ----------------------------------------------------------------------------
9070 // setting cell attributes: this is forwarded to the table
9071 // ----------------------------------------------------------------------------
9072
9073 void wxGrid::SetAttr(int row, int col, wxGridCellAttr *attr)
9074 {
9075 if ( CanHaveAttributes() )
9076 {
9077 m_table->SetAttr(attr, row, col);
9078 ClearAttrCache();
9079 }
9080 else
9081 {
9082 wxSafeDecRef(attr);
9083 }
9084 }
9085
9086 void wxGrid::SetRowAttr(int row, wxGridCellAttr *attr)
9087 {
9088 if ( CanHaveAttributes() )
9089 {
9090 m_table->SetRowAttr(attr, row);
9091 ClearAttrCache();
9092 }
9093 else
9094 {
9095 wxSafeDecRef(attr);
9096 }
9097 }
9098
9099 void wxGrid::SetColAttr(int col, wxGridCellAttr *attr)
9100 {
9101 if ( CanHaveAttributes() )
9102 {
9103 m_table->SetColAttr(attr, col);
9104 ClearAttrCache();
9105 }
9106 else
9107 {
9108 wxSafeDecRef(attr);
9109 }
9110 }
9111
9112 void wxGrid::SetCellBackgroundColour( int row, int col, const wxColour& colour )
9113 {
9114 if ( CanHaveAttributes() )
9115 {
9116 wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
9117 attr->SetBackgroundColour(colour);
9118 attr->DecRef();
9119 }
9120 }
9121
9122 void wxGrid::SetCellTextColour( int row, int col, const wxColour& colour )
9123 {
9124 if ( CanHaveAttributes() )
9125 {
9126 wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
9127 attr->SetTextColour(colour);
9128 attr->DecRef();
9129 }
9130 }
9131
9132 void wxGrid::SetCellFont( int row, int col, const wxFont& font )
9133 {
9134 if ( CanHaveAttributes() )
9135 {
9136 wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
9137 attr->SetFont(font);
9138 attr->DecRef();
9139 }
9140 }
9141
9142 void wxGrid::SetCellAlignment( int row, int col, int horiz, int vert )
9143 {
9144 if ( CanHaveAttributes() )
9145 {
9146 wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
9147 attr->SetAlignment(horiz, vert);
9148 attr->DecRef();
9149 }
9150 }
9151
9152 void wxGrid::SetCellOverflow( int row, int col, bool allow )
9153 {
9154 if ( CanHaveAttributes() )
9155 {
9156 wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
9157 attr->SetOverflow(allow);
9158 attr->DecRef();
9159 }
9160 }
9161
9162 void wxGrid::SetCellSize( int row, int col, int num_rows, int num_cols )
9163 {
9164 if ( CanHaveAttributes() )
9165 {
9166 int cell_rows, cell_cols;
9167
9168 wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
9169 attr->GetSize(&cell_rows, &cell_cols);
9170 attr->SetSize(num_rows, num_cols);
9171 attr->DecRef();
9172
9173 // Cannot set the size of a cell to 0 or negative values
9174 // While it is perfectly legal to do that, this function cannot
9175 // handle all the possibilies, do it by hand by getting the CellAttr.
9176 // You can only set the size of a cell to 1,1 or greater with this fn
9177 wxASSERT_MSG( !((cell_rows < 1) || (cell_cols < 1)),
9178 wxT("wxGrid::SetCellSize setting cell size that is already part of another cell"));
9179 wxASSERT_MSG( !((num_rows < 1) || (num_cols < 1)),
9180 wxT("wxGrid::SetCellSize setting cell size to < 1"));
9181
9182 // if this was already a multicell then "turn off" the other cells first
9183 if ((cell_rows > 1) || (cell_rows > 1))
9184 {
9185 int i, j;
9186 for (j=row; j<row+cell_rows; j++)
9187 {
9188 for (i=col; i<col+cell_cols; i++)
9189 {
9190 if ((i != col) || (j != row))
9191 {
9192 wxGridCellAttr *attr_stub = GetOrCreateCellAttr(j, i);
9193 attr_stub->SetSize( 1, 1 );
9194 attr_stub->DecRef();
9195 }
9196 }
9197 }
9198 }
9199
9200 // mark the cells that will be covered by this cell to
9201 // negative or zero values to point back at this cell
9202 if (((num_rows > 1) || (num_cols > 1)) && (num_rows >= 1) && (num_cols >= 1))
9203 {
9204 int i, j;
9205 for (j=row; j<row+num_rows; j++)
9206 {
9207 for (i=col; i<col+num_cols; i++)
9208 {
9209 if ((i != col) || (j != row))
9210 {
9211 wxGridCellAttr *attr_stub = GetOrCreateCellAttr(j, i);
9212 attr_stub->SetSize( row-j, col-i );
9213 attr_stub->DecRef();
9214 }
9215 }
9216 }
9217 }
9218 }
9219 }
9220
9221 void wxGrid::SetCellRenderer(int row, int col, wxGridCellRenderer *renderer)
9222 {
9223 if ( CanHaveAttributes() )
9224 {
9225 wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
9226 attr->SetRenderer(renderer);
9227 attr->DecRef();
9228 }
9229 }
9230
9231 void wxGrid::SetCellEditor(int row, int col, wxGridCellEditor* editor)
9232 {
9233 if ( CanHaveAttributes() )
9234 {
9235 wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
9236 attr->SetEditor(editor);
9237 attr->DecRef();
9238 }
9239 }
9240
9241 void wxGrid::SetReadOnly(int row, int col, bool isReadOnly)
9242 {
9243 if ( CanHaveAttributes() )
9244 {
9245 wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
9246 attr->SetReadOnly(isReadOnly);
9247 attr->DecRef();
9248 }
9249 }
9250
9251 // ----------------------------------------------------------------------------
9252 // Data type registration
9253 // ----------------------------------------------------------------------------
9254
9255 void wxGrid::RegisterDataType(const wxString& typeName,
9256 wxGridCellRenderer* renderer,
9257 wxGridCellEditor* editor)
9258 {
9259 m_typeRegistry->RegisterDataType(typeName, renderer, editor);
9260 }
9261
9262
9263 wxGridCellEditor* wxGrid::GetDefaultEditorForCell(int row, int col) const
9264 {
9265 wxString typeName = m_table->GetTypeName(row, col);
9266 return GetDefaultEditorForType(typeName);
9267 }
9268
9269 wxGridCellRenderer* wxGrid::GetDefaultRendererForCell(int row, int col) const
9270 {
9271 wxString typeName = m_table->GetTypeName(row, col);
9272 return GetDefaultRendererForType(typeName);
9273 }
9274
9275 wxGridCellEditor*
9276 wxGrid::GetDefaultEditorForType(const wxString& typeName) const
9277 {
9278 int index = m_typeRegistry->FindOrCloneDataType(typeName);
9279 if ( index == wxNOT_FOUND )
9280 {
9281 wxFAIL_MSG(wxT("Unknown data type name"));
9282
9283 return NULL;
9284 }
9285
9286 return m_typeRegistry->GetEditor(index);
9287 }
9288
9289 wxGridCellRenderer*
9290 wxGrid::GetDefaultRendererForType(const wxString& typeName) const
9291 {
9292 int index = m_typeRegistry->FindOrCloneDataType(typeName);
9293 if ( index == wxNOT_FOUND )
9294 {
9295 wxFAIL_MSG(wxT("Unknown data type name"));
9296
9297 return NULL;
9298 }
9299
9300 return m_typeRegistry->GetRenderer(index);
9301 }
9302
9303
9304 // ----------------------------------------------------------------------------
9305 // row/col size
9306 // ----------------------------------------------------------------------------
9307
9308 void wxGrid::EnableDragRowSize( bool enable )
9309 {
9310 m_canDragRowSize = enable;
9311 }
9312
9313
9314 void wxGrid::EnableDragColSize( bool enable )
9315 {
9316 m_canDragColSize = enable;
9317 }
9318
9319 void wxGrid::EnableDragGridSize( bool enable )
9320 {
9321 m_canDragGridSize = enable;
9322 }
9323
9324
9325 void wxGrid::SetDefaultRowSize( int height, bool resizeExistingRows )
9326 {
9327 m_defaultRowHeight = wxMax( height, m_minAcceptableRowHeight );
9328
9329 if ( resizeExistingRows )
9330 {
9331 // since we are resizing all rows to the default row size,
9332 // we can simply clear the row heights and row bottoms
9333 // arrays (which also allows us to take advantage of
9334 // some speed optimisations)
9335 m_rowHeights.Empty();
9336 m_rowBottoms.Empty();
9337 if ( !GetBatchCount() )
9338 CalcDimensions();
9339 }
9340 }
9341
9342 void wxGrid::SetRowSize( int row, int height )
9343 {
9344 wxCHECK_RET( row >= 0 && row < m_numRows, _T("invalid row index") );
9345
9346 // See comment in SetColSize
9347 if ( height < GetRowMinimalAcceptableHeight()) { return; }
9348
9349 if ( m_rowHeights.IsEmpty() )
9350 {
9351 // need to really create the array
9352 InitRowHeights();
9353 }
9354
9355 int h = wxMax( 0, height );
9356 int diff = h - m_rowHeights[row];
9357
9358 m_rowHeights[row] = h;
9359 int i;
9360 for ( i = row; i < m_numRows; i++ )
9361 {
9362 m_rowBottoms[i] += diff;
9363 }
9364 if ( !GetBatchCount() )
9365 CalcDimensions();
9366 }
9367
9368 void wxGrid::SetDefaultColSize( int width, bool resizeExistingCols )
9369 {
9370 m_defaultColWidth = wxMax( width, m_minAcceptableColWidth );
9371
9372 if ( resizeExistingCols )
9373 {
9374 // since we are resizing all columns to the default column size,
9375 // we can simply clear the col widths and col rights
9376 // arrays (which also allows us to take advantage of
9377 // some speed optimisations)
9378 m_colWidths.Empty();
9379 m_colRights.Empty();
9380 if ( !GetBatchCount() )
9381 CalcDimensions();
9382 }
9383 }
9384
9385 void wxGrid::SetColSize( int col, int width )
9386 {
9387 wxCHECK_RET( col >= 0 && col < m_numCols, _T("invalid column index") );
9388
9389 // should we check that it's bigger than GetColMinimalWidth(col) here?
9390 // (VZ)
9391 // No, because it is reasonable to assume the library user know's
9392 // what he is doing. However whe should test against the weaker
9393 // constariant of minimalAcceptableWidth, as this breaks rendering
9394 //
9395 // This test then fixes sf.net bug #645734
9396
9397 if ( width < GetColMinimalAcceptableWidth()) { return; }
9398
9399 if ( m_colWidths.IsEmpty() )
9400 {
9401 // need to really create the array
9402 InitColWidths();
9403 }
9404
9405 // if < 0 calc new width from label
9406 if( width < 0 )
9407 {
9408 long w, h;
9409 wxArrayString lines;
9410 wxClientDC dc(m_colLabelWin);
9411 dc.SetFont(GetLabelFont());
9412 StringToLines(GetColLabelValue(col), lines);
9413 GetTextBoxSize(dc, lines, &w, &h);
9414 width = w + 6;
9415 }
9416 int w = wxMax( 0, width );
9417 int diff = w - m_colWidths[col];
9418 m_colWidths[col] = w;
9419
9420 int i;
9421 for ( i = col; i < m_numCols; i++ )
9422 {
9423 m_colRights[i] += diff;
9424 }
9425 if ( !GetBatchCount() )
9426 CalcDimensions();
9427 }
9428
9429
9430 void wxGrid::SetColMinimalWidth( int col, int width )
9431 {
9432 if (width > GetColMinimalAcceptableWidth()) {
9433 m_colMinWidths[col] = width;
9434 }
9435 }
9436
9437 void wxGrid::SetRowMinimalHeight( int row, int width )
9438 {
9439 if (width > GetRowMinimalAcceptableHeight()) {
9440 m_rowMinHeights[row] = width;
9441 }
9442 }
9443
9444 int wxGrid::GetColMinimalWidth(int col) const
9445 {
9446 wxLongToLongHashMap::const_iterator it = m_colMinWidths.find(col);
9447 return it != m_colMinWidths.end() ? (int)it->second : m_minAcceptableColWidth;
9448 }
9449
9450 int wxGrid::GetRowMinimalHeight(int row) const
9451 {
9452 wxLongToLongHashMap::const_iterator it = m_rowMinHeights.find(row);
9453 return it != m_rowMinHeights.end() ? (int)it->second : m_minAcceptableRowHeight;
9454 }
9455
9456 void wxGrid::SetColMinimalAcceptableWidth( int width )
9457 {
9458 if ( width<1 )
9459 return;
9460 m_minAcceptableColWidth = width;
9461 }
9462
9463 void wxGrid::SetRowMinimalAcceptableHeight( int height )
9464 {
9465 if ( height<1 )
9466 return;
9467 m_minAcceptableRowHeight = height;
9468 };
9469
9470 int wxGrid::GetColMinimalAcceptableWidth() const
9471 {
9472 return m_minAcceptableColWidth;
9473 }
9474
9475 int wxGrid::GetRowMinimalAcceptableHeight() const
9476 {
9477 return m_minAcceptableRowHeight;
9478 }
9479
9480 // ----------------------------------------------------------------------------
9481 // auto sizing
9482 // ----------------------------------------------------------------------------
9483
9484 void wxGrid::AutoSizeColOrRow( int colOrRow, bool setAsMin, bool column )
9485 {
9486 wxClientDC dc(m_gridWin);
9487
9488 // init both of them to avoid compiler warnings, even if weo nly need one
9489 int row = -1,
9490 col = -1;
9491 if ( column )
9492 col = colOrRow;
9493 else
9494 row = colOrRow;
9495
9496 wxCoord extent, extentMax = 0;
9497 int max = column ? m_numRows : m_numCols;
9498 for ( int rowOrCol = 0; rowOrCol < max; rowOrCol++ )
9499 {
9500 if ( column )
9501 row = rowOrCol;
9502 else
9503 col = rowOrCol;
9504
9505 wxGridCellAttr* attr = GetCellAttr(row, col);
9506 wxGridCellRenderer* renderer = attr->GetRenderer(this, row, col);
9507 if ( renderer )
9508 {
9509 wxSize size = renderer->GetBestSize(*this, *attr, dc, row, col);
9510 extent = column ? size.x : size.y;
9511 if ( extent > extentMax )
9512 {
9513 extentMax = extent;
9514 }
9515
9516 renderer->DecRef();
9517 }
9518
9519 attr->DecRef();
9520 }
9521
9522 // now also compare with the column label extent
9523 wxCoord w, h;
9524 dc.SetFont( GetLabelFont() );
9525
9526 if ( column )
9527 {
9528 dc.GetTextExtent( GetColLabelValue(col), &w, &h );
9529 if( GetColLabelTextOrientation() == wxVERTICAL )
9530 w = h;
9531 }
9532 else
9533 dc.GetTextExtent( GetRowLabelValue(row), &w, &h );
9534
9535 extent = column ? w : h;
9536 if ( extent > extentMax )
9537 {
9538 extentMax = extent;
9539 }
9540
9541 if ( !extentMax )
9542 {
9543 // empty column - give default extent (notice that if extentMax is less
9544 // than default extent but != 0, it's ok)
9545 extentMax = column ? m_defaultColWidth : m_defaultRowHeight;
9546 }
9547 else
9548 {
9549 if ( column )
9550 {
9551 // leave some space around text
9552 extentMax += 10;
9553 }
9554 else
9555 {
9556 extentMax += 6;
9557 }
9558 }
9559
9560 if ( column )
9561 {
9562 SetColSize(col, extentMax);
9563 if ( !GetBatchCount() )
9564 {
9565 int cw, ch, dummy;
9566 m_gridWin->GetClientSize( &cw, &ch );
9567 wxRect rect ( CellToRect( 0, col ) );
9568 rect.y = 0;
9569 CalcScrolledPosition(rect.x, 0, &rect.x, &dummy);
9570 rect.width = cw - rect.x;
9571 rect.height = m_colLabelHeight;
9572 m_colLabelWin->Refresh( TRUE, &rect );
9573 }
9574 }
9575 else
9576 {
9577 SetRowSize(row, extentMax);
9578 if ( !GetBatchCount() )
9579 {
9580 int cw, ch, dummy;
9581 m_gridWin->GetClientSize( &cw, &ch );
9582 wxRect rect ( CellToRect( row, 0 ) );
9583 rect.x = 0;
9584 CalcScrolledPosition(0, rect.y, &dummy, &rect.y);
9585 rect.width = m_rowLabelWidth;
9586 rect.height = ch - rect.y;
9587 m_rowLabelWin->Refresh( TRUE, &rect );
9588 }
9589 }
9590 if ( setAsMin )
9591 {
9592 if ( column )
9593 SetColMinimalWidth(col, extentMax);
9594 else
9595 SetRowMinimalHeight(row, extentMax);
9596 }
9597 }
9598
9599 int wxGrid::SetOrCalcColumnSizes(bool calcOnly, bool setAsMin)
9600 {
9601 int width = m_rowLabelWidth;
9602
9603 if ( !calcOnly )
9604 BeginBatch();
9605
9606 for ( int col = 0; col < m_numCols; col++ )
9607 {
9608 if ( !calcOnly )
9609 {
9610 AutoSizeColumn(col, setAsMin);
9611 }
9612
9613 width += GetColWidth(col);
9614 }
9615
9616 if ( !calcOnly )
9617 EndBatch();
9618
9619 return width;
9620 }
9621
9622 int wxGrid::SetOrCalcRowSizes(bool calcOnly, bool setAsMin)
9623 {
9624 int height = m_colLabelHeight;
9625
9626 if ( !calcOnly )
9627 BeginBatch();
9628
9629 for ( int row = 0; row < m_numRows; row++ )
9630 {
9631 if ( !calcOnly )
9632 {
9633 AutoSizeRow(row, setAsMin);
9634 }
9635
9636 height += GetRowHeight(row);
9637 }
9638
9639 if ( !calcOnly )
9640 EndBatch();
9641
9642 return height;
9643 }
9644
9645 void wxGrid::AutoSize()
9646 {
9647 BeginBatch();
9648
9649 wxSize size(SetOrCalcColumnSizes(FALSE), SetOrCalcRowSizes(FALSE));
9650
9651 // round up the size to a multiple of scroll step - this ensures that we
9652 // won't get the scrollbars if we're sized exactly to this width
9653 // CalcDimension adds m_extraWidth + 1 etc. to calculate the necessary
9654 // scrollbar steps
9655 wxSize sizeFit(GetScrollX(size.x + m_extraWidth + 1) * GRID_SCROLL_LINE_X,
9656 GetScrollY(size.y + m_extraHeight + 1) * GRID_SCROLL_LINE_Y);
9657
9658 // distribute the extra space between the columns/rows to avoid having
9659 // extra white space
9660
9661 // Remove the extra m_extraWidth + 1 added above
9662 wxCoord diff = sizeFit.x - size.x + (m_extraWidth + 1);
9663 if ( diff && m_numCols )
9664 {
9665 // try to resize the columns uniformly
9666 wxCoord diffPerCol = diff / m_numCols;
9667 if ( diffPerCol )
9668 {
9669 for ( int col = 0; col < m_numCols; col++ )
9670 {
9671 SetColSize(col, GetColWidth(col) + diffPerCol);
9672 }
9673 }
9674
9675 // add remaining amount to the last columns
9676 diff -= diffPerCol * m_numCols;
9677 if ( diff )
9678 {
9679 for ( int col = m_numCols - 1; col >= m_numCols - diff; col-- )
9680 {
9681 SetColSize(col, GetColWidth(col) + 1);
9682 }
9683 }
9684 }
9685
9686 // same for rows
9687 diff = sizeFit.y - size.y - (m_extraHeight + 1);
9688 if ( diff && m_numRows )
9689 {
9690 // try to resize the columns uniformly
9691 wxCoord diffPerRow = diff / m_numRows;
9692 if ( diffPerRow )
9693 {
9694 for ( int row = 0; row < m_numRows; row++ )
9695 {
9696 SetRowSize(row, GetRowHeight(row) + diffPerRow);
9697 }
9698 }
9699
9700 // add remaining amount to the last rows
9701 diff -= diffPerRow * m_numRows;
9702 if ( diff )
9703 {
9704 for ( int row = m_numRows - 1; row >= m_numRows - diff; row-- )
9705 {
9706 SetRowSize(row, GetRowHeight(row) + 1);
9707 }
9708 }
9709 }
9710
9711 EndBatch();
9712
9713 SetClientSize(sizeFit);
9714 }
9715
9716 void wxGrid::AutoSizeRowLabelSize( int row )
9717 {
9718 wxArrayString lines;
9719 long w, h;
9720
9721 // Hide the edit control, so it
9722 // won't interfer with drag-shrinking.
9723 if( IsCellEditControlShown() )
9724 {
9725 HideCellEditControl();
9726 SaveEditControlValue();
9727 }
9728
9729 // autosize row height depending on label text
9730 StringToLines( GetRowLabelValue( row ), lines );
9731 wxClientDC dc( m_rowLabelWin );
9732 GetTextBoxSize( dc, lines, &w, &h);
9733 if( h < m_defaultRowHeight )
9734 h = m_defaultRowHeight;
9735 SetRowSize(row, h);
9736 ForceRefresh();
9737 }
9738
9739 void wxGrid::AutoSizeColLabelSize( int col )
9740 {
9741 wxArrayString lines;
9742 long w, h;
9743
9744 // Hide the edit control, so it
9745 // won't interfer with drag-shrinking.
9746 if( IsCellEditControlShown() )
9747 {
9748 HideCellEditControl();
9749 SaveEditControlValue();
9750 }
9751
9752 // autosize column width depending on label text
9753 StringToLines( GetColLabelValue( col ), lines );
9754 wxClientDC dc( m_colLabelWin );
9755 if( GetColLabelTextOrientation() == wxHORIZONTAL )
9756 GetTextBoxSize( dc, lines, &w, &h);
9757 else
9758 GetTextBoxSize( dc, lines, &h, &w);
9759 if( w < m_defaultColWidth )
9760 w = m_defaultColWidth;
9761 SetColSize(col, w);
9762 ForceRefresh();
9763 }
9764
9765 wxSize wxGrid::DoGetBestSize() const
9766 {
9767 // don't set sizes, only calculate them
9768 wxGrid *self = (wxGrid *)this; // const_cast
9769
9770 int width, height;
9771 width = self->SetOrCalcColumnSizes(TRUE);
9772 height = self->SetOrCalcRowSizes(TRUE);
9773
9774 int maxwidth, maxheight;
9775 wxDisplaySize( & maxwidth, & maxheight );
9776
9777 if ( width > maxwidth ) width = maxwidth;
9778 if ( height > maxheight ) height = maxheight;
9779
9780 return wxSize( width, height );
9781 }
9782
9783 void wxGrid::Fit()
9784 {
9785 AutoSize();
9786 }
9787
9788
9789 wxPen& wxGrid::GetDividerPen() const
9790 {
9791 return wxNullPen;
9792 }
9793
9794 // ----------------------------------------------------------------------------
9795 // cell value accessor functions
9796 // ----------------------------------------------------------------------------
9797
9798 void wxGrid::SetCellValue( int row, int col, const wxString& s )
9799 {
9800 if ( m_table )
9801 {
9802 m_table->SetValue( row, col, s );
9803 if ( !GetBatchCount() )
9804 {
9805 int dummy;
9806 wxRect rect( CellToRect( row, col ) );
9807 rect.x = 0;
9808 rect.width = m_gridWin->GetClientSize().GetWidth();
9809 CalcScrolledPosition(0, rect.y, &dummy, &rect.y);
9810 m_gridWin->Refresh( FALSE, &rect );
9811 }
9812
9813 if ( m_currentCellCoords.GetRow() == row &&
9814 m_currentCellCoords.GetCol() == col &&
9815 IsCellEditControlShown())
9816 // Note: If we are using IsCellEditControlEnabled,
9817 // this interacts badly with calling SetCellValue from
9818 // an EVT_GRID_CELL_CHANGE handler.
9819 {
9820 HideCellEditControl();
9821 ShowCellEditControl(); // will reread data from table
9822 }
9823 }
9824 }
9825
9826
9827 //
9828 // ------ Block, row and col selection
9829 //
9830
9831 void wxGrid::SelectRow( int row, bool addToSelected )
9832 {
9833 if ( IsSelection() && !addToSelected )
9834 ClearSelection();
9835
9836 if ( m_selection )
9837 m_selection->SelectRow( row, FALSE, addToSelected );
9838 }
9839
9840
9841 void wxGrid::SelectCol( int col, bool addToSelected )
9842 {
9843 if ( IsSelection() && !addToSelected )
9844 ClearSelection();
9845
9846 if ( m_selection )
9847 m_selection->SelectCol( col, FALSE, addToSelected );
9848 }
9849
9850
9851 void wxGrid::SelectBlock( int topRow, int leftCol, int bottomRow, int rightCol,
9852 bool addToSelected )
9853 {
9854 if ( IsSelection() && !addToSelected )
9855 ClearSelection();
9856
9857 if ( m_selection )
9858 m_selection->SelectBlock( topRow, leftCol, bottomRow, rightCol,
9859 FALSE, addToSelected );
9860 }
9861
9862
9863 void wxGrid::SelectAll()
9864 {
9865 if ( m_numRows > 0 && m_numCols > 0 )
9866 {
9867 if ( m_selection )
9868 m_selection->SelectBlock( 0, 0, m_numRows-1, m_numCols-1 );
9869 }
9870 }
9871
9872 //
9873 // ------ Cell, row and col deselection
9874 //
9875
9876 void wxGrid::DeselectRow( int row )
9877 {
9878 if ( !m_selection )
9879 return;
9880
9881 if ( m_selection->GetSelectionMode() == wxGrid::wxGridSelectRows )
9882 {
9883 if ( m_selection->IsInSelection(row, 0 ) )
9884 m_selection->ToggleCellSelection( row, 0);
9885 }
9886 else
9887 {
9888 int nCols = GetNumberCols();
9889 for ( int i = 0; i < nCols ; i++ )
9890 {
9891 if ( m_selection->IsInSelection(row, i ) )
9892 m_selection->ToggleCellSelection( row, i);
9893 }
9894 }
9895 }
9896
9897 void wxGrid::DeselectCol( int col )
9898 {
9899 if ( !m_selection )
9900 return;
9901
9902 if ( m_selection->GetSelectionMode() == wxGrid::wxGridSelectColumns )
9903 {
9904 if ( m_selection->IsInSelection(0, col ) )
9905 m_selection->ToggleCellSelection( 0, col);
9906 }
9907 else
9908 {
9909 int nRows = GetNumberRows();
9910 for ( int i = 0; i < nRows ; i++ )
9911 {
9912 if ( m_selection->IsInSelection(i, col ) )
9913 m_selection->ToggleCellSelection(i, col);
9914 }
9915 }
9916 }
9917
9918 void wxGrid::DeselectCell( int row, int col )
9919 {
9920 if ( m_selection && m_selection->IsInSelection(row, col) )
9921 m_selection->ToggleCellSelection(row, col);
9922 }
9923
9924 bool wxGrid::IsSelection()
9925 {
9926 return ( m_selection && (m_selection->IsSelection() ||
9927 ( m_selectingTopLeft != wxGridNoCellCoords &&
9928 m_selectingBottomRight != wxGridNoCellCoords) ) );
9929 }
9930
9931 bool wxGrid::IsInSelection( int row, int col ) const
9932 {
9933 return ( m_selection && (m_selection->IsInSelection( row, col ) ||
9934 ( row >= m_selectingTopLeft.GetRow() &&
9935 col >= m_selectingTopLeft.GetCol() &&
9936 row <= m_selectingBottomRight.GetRow() &&
9937 col <= m_selectingBottomRight.GetCol() )) );
9938 }
9939
9940 wxGridCellCoordsArray wxGrid::GetSelectedCells() const
9941 {
9942 if (!m_selection) { wxGridCellCoordsArray a; return a; }
9943 return m_selection->m_cellSelection;
9944 }
9945 wxGridCellCoordsArray wxGrid::GetSelectionBlockTopLeft() const
9946 {
9947 if (!m_selection) { wxGridCellCoordsArray a; return a; }
9948 return m_selection->m_blockSelectionTopLeft;
9949 }
9950 wxGridCellCoordsArray wxGrid::GetSelectionBlockBottomRight() const
9951 {
9952 if (!m_selection) { wxGridCellCoordsArray a; return a; }
9953 return m_selection->m_blockSelectionBottomRight;
9954 }
9955 wxArrayInt wxGrid::GetSelectedRows() const
9956 {
9957 if (!m_selection) { wxArrayInt a; return a; }
9958 return m_selection->m_rowSelection;
9959 }
9960 wxArrayInt wxGrid::GetSelectedCols() const
9961 {
9962 if (!m_selection) { wxArrayInt a; return a; }
9963 return m_selection->m_colSelection;
9964 }
9965
9966
9967 void wxGrid::ClearSelection()
9968 {
9969 m_selectingTopLeft = wxGridNoCellCoords;
9970 m_selectingBottomRight = wxGridNoCellCoords;
9971 if ( m_selection )
9972 m_selection->ClearSelection();
9973 }
9974
9975
9976 // This function returns the rectangle that encloses the given block
9977 // in device coords clipped to the client size of the grid window.
9978 //
9979 wxRect wxGrid::BlockToDeviceRect( const wxGridCellCoords &topLeft,
9980 const wxGridCellCoords &bottomRight )
9981 {
9982 wxRect rect( wxGridNoCellRect );
9983 wxRect cellRect;
9984
9985 cellRect = CellToRect( topLeft );
9986 if ( cellRect != wxGridNoCellRect )
9987 {
9988 rect = cellRect;
9989 }
9990 else
9991 {
9992 rect = wxRect( 0, 0, 0, 0 );
9993 }
9994
9995 cellRect = CellToRect( bottomRight );
9996 if ( cellRect != wxGridNoCellRect )
9997 {
9998 rect += cellRect;
9999 }
10000 else
10001 {
10002 return wxGridNoCellRect;
10003 }
10004
10005 int i, j;
10006 int left = rect.GetLeft();
10007 int top = rect.GetTop();
10008 int right = rect.GetRight();
10009 int bottom = rect.GetBottom();
10010
10011 int leftCol = topLeft.GetCol();
10012 int topRow = topLeft.GetRow();
10013 int rightCol = bottomRight.GetCol();
10014 int bottomRow = bottomRight.GetRow();
10015
10016 if (left > right)
10017 {
10018 i = left;
10019 left = right;
10020 right = i;
10021 i = leftCol;
10022 leftCol=rightCol;
10023 rightCol = i;
10024 }
10025
10026 if (top > bottom)
10027 {
10028 i = top;
10029 top = bottom;
10030 bottom = i;
10031 i = topRow;
10032 topRow = bottomRow;
10033 bottomRow = i;
10034 }
10035
10036
10037 for ( j = topRow; j <= bottomRow; j++ )
10038 {
10039 for ( i = leftCol; i <= rightCol; i++ )
10040 {
10041 if ((j==topRow) || (j==bottomRow) || (i==leftCol) || (i==rightCol))
10042 {
10043 cellRect = CellToRect( j, i );
10044
10045 if (cellRect.x < left)
10046 left = cellRect.x;
10047 if (cellRect.y < top)
10048 top = cellRect.y;
10049 if (cellRect.x + cellRect.width > right)
10050 right = cellRect.x + cellRect.width;
10051 if (cellRect.y + cellRect.height > bottom)
10052 bottom = cellRect.y + cellRect.height;
10053 }
10054 else i = rightCol; // jump over inner cells.
10055 }
10056 }
10057
10058 // convert to scrolled coords
10059 //
10060 CalcScrolledPosition( left, top, &left, &top );
10061 CalcScrolledPosition( right, bottom, &right, &bottom );
10062
10063 int cw, ch;
10064 m_gridWin->GetClientSize( &cw, &ch );
10065
10066 if (right < 0 || bottom < 0 || left > cw || top > ch)
10067 return wxRect( 0, 0, 0, 0);
10068
10069 rect.SetLeft( wxMax(0, left) );
10070 rect.SetTop( wxMax(0, top) );
10071 rect.SetRight( wxMin(cw, right) );
10072 rect.SetBottom( wxMin(ch, bottom) );
10073
10074 return rect;
10075 }
10076
10077 //
10078 // ------ Grid event classes
10079 //
10080
10081 IMPLEMENT_DYNAMIC_CLASS( wxGridEvent, wxNotifyEvent )
10082
10083 wxGridEvent::wxGridEvent( int id, wxEventType type, wxObject* obj,
10084 int row, int col, int x, int y, bool sel,
10085 bool control, bool shift, bool alt, bool meta )
10086 : wxNotifyEvent( type, id )
10087 {
10088 m_row = row;
10089 m_col = col;
10090 m_x = x;
10091 m_y = y;
10092 m_selecting = sel;
10093 m_control = control;
10094 m_shift = shift;
10095 m_alt = alt;
10096 m_meta = meta;
10097
10098 SetEventObject(obj);
10099 }
10100
10101
10102 IMPLEMENT_DYNAMIC_CLASS( wxGridSizeEvent, wxNotifyEvent )
10103
10104 wxGridSizeEvent::wxGridSizeEvent( int id, wxEventType type, wxObject* obj,
10105 int rowOrCol, int x, int y,
10106 bool control, bool shift, bool alt, bool meta )
10107 : wxNotifyEvent( type, id )
10108 {
10109 m_rowOrCol = rowOrCol;
10110 m_x = x;
10111 m_y = y;
10112 m_control = control;
10113 m_shift = shift;
10114 m_alt = alt;
10115 m_meta = meta;
10116
10117 SetEventObject(obj);
10118 }
10119
10120
10121 IMPLEMENT_DYNAMIC_CLASS( wxGridRangeSelectEvent, wxNotifyEvent )
10122
10123 wxGridRangeSelectEvent::wxGridRangeSelectEvent(int id, wxEventType type, wxObject* obj,
10124 const wxGridCellCoords& topLeft,
10125 const wxGridCellCoords& bottomRight,
10126 bool sel, bool control,
10127 bool shift, bool alt, bool meta )
10128 : wxNotifyEvent( type, id )
10129 {
10130 m_topLeft = topLeft;
10131 m_bottomRight = bottomRight;
10132 m_selecting = sel;
10133 m_control = control;
10134 m_shift = shift;
10135 m_alt = alt;
10136 m_meta = meta;
10137
10138 SetEventObject(obj);
10139 }
10140
10141
10142 IMPLEMENT_DYNAMIC_CLASS(wxGridEditorCreatedEvent, wxCommandEvent)
10143
10144 wxGridEditorCreatedEvent::wxGridEditorCreatedEvent(int id, wxEventType type,
10145 wxObject* obj, int row,
10146 int col, wxControl* ctrl)
10147 : wxCommandEvent(type, id)
10148 {
10149 SetEventObject(obj);
10150 m_row = row;
10151 m_col = col;
10152 m_ctrl = ctrl;
10153 }
10154
10155 #endif // wxUSE_GRID
10156
wxWidgets (Impactor)