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