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1 ///////////////////////////////////////////////////////////////////////////
2 // Name: src/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 // For compilers that support precompilation, includes "wx/wx.h".
13 #include "wx/wxprec.h"
14
15 #ifdef __BORLANDC__
16 #pragma hdrstop
17 #endif
18
19 #if wxUSE_GRID
20
21 #ifndef WX_PRECOMP
22 #include "wx/utils.h"
23 #include "wx/dcclient.h"
24 #include "wx/settings.h"
25 #include "wx/log.h"
26 #include "wx/textctrl.h"
27 #include "wx/checkbox.h"
28 #include "wx/combobox.h"
29 #include "wx/valtext.h"
30 #include "wx/intl.h"
31 #include "wx/math.h"
32 #endif
33
34 #include "wx/textfile.h"
35 #include "wx/spinctrl.h"
36 #include "wx/tokenzr.h"
37 #include "wx/renderer.h"
38
39 #include "wx/grid.h"
40 #include "wx/generic/gridsel.h"
41
42 #if defined(__WXMOTIF__)
43 #define WXUNUSED_MOTIF(identifier) WXUNUSED(identifier)
44 #else
45 #define WXUNUSED_MOTIF(identifier) identifier
46 #endif
47
48 #if defined(__WXGTK__)
49 #define WXUNUSED_GTK(identifier) WXUNUSED(identifier)
50 #else
51 #define WXUNUSED_GTK(identifier) identifier
52 #endif
53
54 // Required for wxIs... functions
55 #include <ctype.h>
56
57 // ----------------------------------------------------------------------------
58 // array classes
59 // ----------------------------------------------------------------------------
60
61 WX_DEFINE_ARRAY_WITH_DECL_PTR(wxGridCellAttr *, wxArrayAttrs,
62 class WXDLLIMPEXP_ADV);
63
64 struct wxGridCellWithAttr
65 {
66 wxGridCellWithAttr(int row, int col, wxGridCellAttr *attr_)
67 : coords(row, col), attr(attr_)
68 {
69 }
70
71 ~wxGridCellWithAttr()
72 {
73 attr->DecRef();
74 }
75
76 wxGridCellCoords coords;
77 wxGridCellAttr *attr;
78
79 // Cannot do this:
80 // DECLARE_NO_COPY_CLASS(wxGridCellWithAttr)
81 // without rewriting the macros, which require a public copy constructor.
82 };
83
84 WX_DECLARE_OBJARRAY_WITH_DECL(wxGridCellWithAttr, wxGridCellWithAttrArray,
85 class WXDLLIMPEXP_ADV);
86
87 #include "wx/arrimpl.cpp"
88
89 WX_DEFINE_OBJARRAY(wxGridCellCoordsArray)
90 WX_DEFINE_OBJARRAY(wxGridCellWithAttrArray)
91
92 // ----------------------------------------------------------------------------
93 // events
94 // ----------------------------------------------------------------------------
95
96 DEFINE_EVENT_TYPE(wxEVT_GRID_CELL_LEFT_CLICK)
97 DEFINE_EVENT_TYPE(wxEVT_GRID_CELL_RIGHT_CLICK)
98 DEFINE_EVENT_TYPE(wxEVT_GRID_CELL_LEFT_DCLICK)
99 DEFINE_EVENT_TYPE(wxEVT_GRID_CELL_RIGHT_DCLICK)
100 DEFINE_EVENT_TYPE(wxEVT_GRID_CELL_BEGIN_DRAG)
101 DEFINE_EVENT_TYPE(wxEVT_GRID_LABEL_LEFT_CLICK)
102 DEFINE_EVENT_TYPE(wxEVT_GRID_LABEL_RIGHT_CLICK)
103 DEFINE_EVENT_TYPE(wxEVT_GRID_LABEL_LEFT_DCLICK)
104 DEFINE_EVENT_TYPE(wxEVT_GRID_LABEL_RIGHT_DCLICK)
105 DEFINE_EVENT_TYPE(wxEVT_GRID_ROW_SIZE)
106 DEFINE_EVENT_TYPE(wxEVT_GRID_COL_SIZE)
107 DEFINE_EVENT_TYPE(wxEVT_GRID_RANGE_SELECT)
108 DEFINE_EVENT_TYPE(wxEVT_GRID_CELL_CHANGE)
109 DEFINE_EVENT_TYPE(wxEVT_GRID_SELECT_CELL)
110 DEFINE_EVENT_TYPE(wxEVT_GRID_EDITOR_SHOWN)
111 DEFINE_EVENT_TYPE(wxEVT_GRID_EDITOR_HIDDEN)
112 DEFINE_EVENT_TYPE(wxEVT_GRID_EDITOR_CREATED)
113
114 // ----------------------------------------------------------------------------
115 // private classes
116 // ----------------------------------------------------------------------------
117
118 class WXDLLIMPEXP_ADV wxGridRowLabelWindow : public wxWindow
119 {
120 public:
121 wxGridRowLabelWindow() { m_owner = (wxGrid *)NULL; }
122 wxGridRowLabelWindow( wxGrid *parent, wxWindowID id,
123 const wxPoint &pos, const wxSize &size );
124
125 private:
126 wxGrid *m_owner;
127
128 void OnPaint( wxPaintEvent& event );
129 void OnMouseEvent( wxMouseEvent& event );
130 void OnMouseWheel( wxMouseEvent& event );
131 void OnKeyDown( wxKeyEvent& event );
132 void OnKeyUp( wxKeyEvent& );
133 void OnChar( wxKeyEvent& );
134
135 DECLARE_DYNAMIC_CLASS(wxGridRowLabelWindow)
136 DECLARE_EVENT_TABLE()
137 DECLARE_NO_COPY_CLASS(wxGridRowLabelWindow)
138 };
139
140
141 class WXDLLIMPEXP_ADV wxGridColLabelWindow : public wxWindow
142 {
143 public:
144 wxGridColLabelWindow() { m_owner = (wxGrid *)NULL; }
145 wxGridColLabelWindow( wxGrid *parent, wxWindowID id,
146 const wxPoint &pos, const wxSize &size );
147
148 private:
149 wxGrid *m_owner;
150
151 void OnPaint( wxPaintEvent& event );
152 void OnMouseEvent( wxMouseEvent& event );
153 void OnMouseWheel( wxMouseEvent& event );
154 void OnKeyDown( wxKeyEvent& event );
155 void OnKeyUp( wxKeyEvent& );
156 void OnChar( wxKeyEvent& );
157
158 DECLARE_DYNAMIC_CLASS(wxGridColLabelWindow)
159 DECLARE_EVENT_TABLE()
160 DECLARE_NO_COPY_CLASS(wxGridColLabelWindow)
161 };
162
163
164 class WXDLLIMPEXP_ADV wxGridCornerLabelWindow : public wxWindow
165 {
166 public:
167 wxGridCornerLabelWindow() { m_owner = (wxGrid *)NULL; }
168 wxGridCornerLabelWindow( wxGrid *parent, wxWindowID id,
169 const wxPoint &pos, const wxSize &size );
170
171 private:
172 wxGrid *m_owner;
173
174 void OnMouseEvent( wxMouseEvent& event );
175 void OnMouseWheel( wxMouseEvent& event );
176 void OnKeyDown( wxKeyEvent& event );
177 void OnKeyUp( wxKeyEvent& );
178 void OnChar( wxKeyEvent& );
179 void OnPaint( wxPaintEvent& event );
180
181 DECLARE_DYNAMIC_CLASS(wxGridCornerLabelWindow)
182 DECLARE_EVENT_TABLE()
183 DECLARE_NO_COPY_CLASS(wxGridCornerLabelWindow)
184 };
185
186 class WXDLLIMPEXP_ADV wxGridWindow : public wxWindow
187 {
188 public:
189 wxGridWindow()
190 {
191 m_owner = (wxGrid *)NULL;
192 m_rowLabelWin = (wxGridRowLabelWindow *)NULL;
193 m_colLabelWin = (wxGridColLabelWindow *)NULL;
194 }
195
196 wxGridWindow( wxGrid *parent,
197 wxGridRowLabelWindow *rowLblWin,
198 wxGridColLabelWindow *colLblWin,
199 wxWindowID id, const wxPoint &pos, const wxSize &size );
200 ~wxGridWindow() {}
201
202 void ScrollWindow( int dx, int dy, const wxRect *rect );
203
204 wxGrid* GetOwner() { return m_owner; }
205
206 private:
207 wxGrid *m_owner;
208 wxGridRowLabelWindow *m_rowLabelWin;
209 wxGridColLabelWindow *m_colLabelWin;
210
211 void OnPaint( wxPaintEvent &event );
212 void OnMouseWheel( wxMouseEvent& event );
213 void OnMouseEvent( wxMouseEvent& event );
214 void OnKeyDown( wxKeyEvent& );
215 void OnKeyUp( wxKeyEvent& );
216 void OnChar( wxKeyEvent& );
217 void OnEraseBackground( wxEraseEvent& );
218 void OnFocus( wxFocusEvent& );
219
220 DECLARE_DYNAMIC_CLASS(wxGridWindow)
221 DECLARE_EVENT_TABLE()
222 DECLARE_NO_COPY_CLASS(wxGridWindow)
223 };
224
225
226 class wxGridCellEditorEvtHandler : public wxEvtHandler
227 {
228 public:
229 wxGridCellEditorEvtHandler(wxGrid* grid, wxGridCellEditor* editor)
230 : m_grid(grid),
231 m_editor(editor),
232 m_inSetFocus(false)
233 {
234 }
235
236 void OnKillFocus(wxFocusEvent& event);
237 void OnKeyDown(wxKeyEvent& event);
238 void OnChar(wxKeyEvent& event);
239
240 void SetInSetFocus(bool inSetFocus) { m_inSetFocus = inSetFocus; }
241
242 private:
243 wxGrid *m_grid;
244 wxGridCellEditor *m_editor;
245
246 // Work around the fact that a focus kill event can be sent to
247 // a combobox within a set focus event.
248 bool m_inSetFocus;
249
250 DECLARE_EVENT_TABLE()
251 DECLARE_DYNAMIC_CLASS(wxGridCellEditorEvtHandler)
252 DECLARE_NO_COPY_CLASS(wxGridCellEditorEvtHandler)
253 };
254
255
256 IMPLEMENT_ABSTRACT_CLASS(wxGridCellEditorEvtHandler, wxEvtHandler)
257
258 BEGIN_EVENT_TABLE( wxGridCellEditorEvtHandler, wxEvtHandler )
259 EVT_KILL_FOCUS( wxGridCellEditorEvtHandler::OnKillFocus )
260 EVT_KEY_DOWN( wxGridCellEditorEvtHandler::OnKeyDown )
261 EVT_CHAR( wxGridCellEditorEvtHandler::OnChar )
262 END_EVENT_TABLE()
263
264
265 // ----------------------------------------------------------------------------
266 // the internal data representation used by wxGridCellAttrProvider
267 // ----------------------------------------------------------------------------
268
269 // this class stores attributes set for cells
270 class WXDLLIMPEXP_ADV 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 WXDLLIMPEXP_ADV 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 WXDLLIMPEXP_ADV 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_ARRAY_WITH_DECL_PTR(wxGridDataTypeInfo*, wxGridDataTypeInfoArray,
340 class WXDLLIMPEXP_ADV);
341
342
343 class WXDLLIMPEXP_ADV wxGridTypeRegistry
344 {
345 public:
346 wxGridTypeRegistry() {}
347 ~wxGridTypeRegistry();
348
349 void RegisterDataType(const wxString& typeName,
350 wxGridCellRenderer* renderer,
351 wxGridCellEditor* editor);
352
353 // find one of already registered data types
354 int FindRegisteredDataType(const wxString& typeName);
355
356 // try to FindRegisteredDataType(), if this fails and typeName is one of
357 // standard typenames, register it and return its index
358 int FindDataType(const wxString& typeName);
359
360 // try to FindDataType(), if it fails see if it is not one of already
361 // registered data types with some params in which case clone the
362 // registered data type and set params for it
363 int FindOrCloneDataType(const wxString& typeName);
364
365 wxGridCellRenderer* GetRenderer(int index);
366 wxGridCellEditor* GetEditor(int index);
367
368 private:
369 wxGridDataTypeInfoArray m_typeinfo;
370 };
371
372
373 // ----------------------------------------------------------------------------
374 // conditional compilation
375 // ----------------------------------------------------------------------------
376
377 #ifndef WXGRID_DRAW_LINES
378 #define WXGRID_DRAW_LINES 1
379 #endif
380
381 // ----------------------------------------------------------------------------
382 // globals
383 // ----------------------------------------------------------------------------
384
385 //#define DEBUG_ATTR_CACHE
386 #ifdef DEBUG_ATTR_CACHE
387 static size_t gs_nAttrCacheHits = 0;
388 static size_t gs_nAttrCacheMisses = 0;
389 #endif
390
391 // ----------------------------------------------------------------------------
392 // constants
393 // ----------------------------------------------------------------------------
394
395 wxGridCellCoords wxGridNoCellCoords( -1, -1 );
396 wxRect wxGridNoCellRect( -1, -1, -1, -1 );
397
398 // scroll line size
399 // TODO: this doesn't work at all, grid cells have different sizes and approx
400 // calculations don't work as because of the size mismatch scrollbars
401 // sometimes fail to be shown when they should be or vice versa
402 //
403 // The scroll bars may be a little flakey once in a while, but that is
404 // surely much less horrible than having scroll lines of only 1!!!
405 // -- Robin
406 //
407 // Well, it's still seriously broken so it might be better but needs
408 // fixing anyhow
409 // -- Vadim
410 static const size_t GRID_SCROLL_LINE_X = 15; // 1;
411 static const size_t GRID_SCROLL_LINE_Y = GRID_SCROLL_LINE_X;
412
413 // the size of hash tables used a bit everywhere (the max number of elements
414 // in these hash tables is the number of rows/columns)
415 static const int GRID_HASH_SIZE = 100;
416
417 #if 0
418 // ----------------------------------------------------------------------------
419 // private functions
420 // ----------------------------------------------------------------------------
421
422 static inline int GetScrollX(int x)
423 {
424 return (x + GRID_SCROLL_LINE_X - 1) / GRID_SCROLL_LINE_X;
425 }
426
427 static inline int GetScrollY(int y)
428 {
429 return (y + GRID_SCROLL_LINE_Y - 1) / GRID_SCROLL_LINE_Y;
430 }
431 #endif
432
433 // ============================================================================
434 // implementation
435 // ============================================================================
436
437 // ----------------------------------------------------------------------------
438 // wxGridCellEditor
439 // ----------------------------------------------------------------------------
440
441 wxGridCellEditor::wxGridCellEditor()
442 {
443 m_control = NULL;
444 m_attr = NULL;
445 }
446
447 wxGridCellEditor::~wxGridCellEditor()
448 {
449 Destroy();
450 }
451
452 void wxGridCellEditor::Create(wxWindow* WXUNUSED(parent),
453 wxWindowID WXUNUSED(id),
454 wxEvtHandler* evtHandler)
455 {
456 if ( evtHandler )
457 m_control->PushEventHandler(evtHandler);
458 }
459
460 void wxGridCellEditor::PaintBackground(const wxRect& rectCell,
461 wxGridCellAttr *attr)
462 {
463 // erase the background because we might not fill the cell
464 wxClientDC dc(m_control->GetParent());
465 wxGridWindow* gridWindow = wxDynamicCast(m_control->GetParent(), wxGridWindow);
466 if (gridWindow)
467 gridWindow->GetOwner()->PrepareDC(dc);
468
469 dc.SetPen(*wxTRANSPARENT_PEN);
470 dc.SetBrush(wxBrush(attr->GetBackgroundColour(), wxSOLID));
471 dc.DrawRectangle(rectCell);
472
473 // redraw the control we just painted over
474 m_control->Refresh();
475 }
476
477 void wxGridCellEditor::Destroy()
478 {
479 if (m_control)
480 {
481 m_control->PopEventHandler( true /* delete it*/ );
482
483 m_control->Destroy();
484 m_control = NULL;
485 }
486 }
487
488 void wxGridCellEditor::Show(bool show, wxGridCellAttr *attr)
489 {
490 wxASSERT_MSG(m_control, wxT("The wxGridCellEditor must be created first!"));
491
492 m_control->Show(show);
493
494 if ( show )
495 {
496 // set the colours/fonts if we have any
497 if ( attr )
498 {
499 m_colFgOld = m_control->GetForegroundColour();
500 m_control->SetForegroundColour(attr->GetTextColour());
501
502 m_colBgOld = m_control->GetBackgroundColour();
503 m_control->SetBackgroundColour(attr->GetBackgroundColour());
504
505 // Workaround for GTK+1 font setting problem on some platforms
506 #if !defined(__WXGTK__) || defined(__WXGTK20__)
507 m_fontOld = m_control->GetFont();
508 m_control->SetFont(attr->GetFont());
509 #endif
510
511 // can't do anything more in the base class version, the other
512 // attributes may only be used by the derived classes
513 }
514 }
515 else
516 {
517 // restore the standard colours fonts
518 if ( m_colFgOld.Ok() )
519 {
520 m_control->SetForegroundColour(m_colFgOld);
521 m_colFgOld = wxNullColour;
522 }
523
524 if ( m_colBgOld.Ok() )
525 {
526 m_control->SetBackgroundColour(m_colBgOld);
527 m_colBgOld = wxNullColour;
528 }
529
530 // Workaround for GTK+1 font setting problem on some platforms
531 #if !defined(__WXGTK__) || defined(__WXGTK20__)
532 if ( m_fontOld.Ok() )
533 {
534 m_control->SetFont(m_fontOld);
535 m_fontOld = wxNullFont;
536 }
537 #endif
538 }
539 }
540
541 void wxGridCellEditor::SetSize(const wxRect& rect)
542 {
543 wxASSERT_MSG(m_control, wxT("The wxGridCellEditor must be created first!"));
544
545 m_control->SetSize(rect, wxSIZE_ALLOW_MINUS_ONE);
546 }
547
548 void wxGridCellEditor::HandleReturn(wxKeyEvent& event)
549 {
550 event.Skip();
551 }
552
553 bool wxGridCellEditor::IsAcceptedKey(wxKeyEvent& event)
554 {
555 bool ctrl = event.ControlDown();
556 bool alt = event.AltDown();
557
558 #ifdef __WXMAC__
559 // On the Mac the Alt key is more like shift and is used for entry of
560 // valid characters, so check for Ctrl and Meta instead.
561 alt = event.MetaDown();
562 #endif
563
564 // Assume it's not a valid char if ctrl or alt is down, but if both are
565 // down then it may be because of an AltGr key combination, so let them
566 // through in that case.
567 if ((ctrl || alt) && !(ctrl && alt))
568 return false;
569
570 int key = 0;
571 bool keyOk = true;
572
573 #if wxUSE_UNICODE
574 // if the unicode key code is not really a unicode character (it may
575 // be a function key or etc., the platforms appear to always give us a
576 // small value in this case) then fallback to the ASCII key code but
577 // don't do anything for function keys or etc.
578 key = event.GetUnicodeKey();
579 if (key <= 127)
580 {
581 key = event.GetKeyCode();
582 keyOk = (key <= 127);
583 }
584 #else
585 key = event.GetKeyCode();
586 keyOk = (key <= 255);
587 #endif
588
589 return keyOk;
590 }
591
592 void wxGridCellEditor::StartingKey(wxKeyEvent& event)
593 {
594 event.Skip();
595 }
596
597 void wxGridCellEditor::StartingClick()
598 {
599 }
600
601 #if wxUSE_TEXTCTRL
602
603 // ----------------------------------------------------------------------------
604 // wxGridCellTextEditor
605 // ----------------------------------------------------------------------------
606
607 wxGridCellTextEditor::wxGridCellTextEditor()
608 {
609 m_maxChars = 0;
610 }
611
612 void wxGridCellTextEditor::Create(wxWindow* parent,
613 wxWindowID id,
614 wxEvtHandler* evtHandler)
615 {
616 m_control = new wxTextCtrl(parent, id, wxEmptyString,
617 wxDefaultPosition, wxDefaultSize
618 #if defined(__WXMSW__)
619 , wxTE_PROCESS_TAB | wxTE_AUTO_SCROLL
620 #endif
621 );
622
623 // set max length allowed in the textctrl, if the parameter was set
624 if (m_maxChars != 0)
625 {
626 ((wxTextCtrl*)m_control)->SetMaxLength(m_maxChars);
627 }
628
629 wxGridCellEditor::Create(parent, id, evtHandler);
630 }
631
632 void wxGridCellTextEditor::PaintBackground(const wxRect& WXUNUSED(rectCell),
633 wxGridCellAttr * WXUNUSED(attr))
634 {
635 // as we fill the entire client area,
636 // don't do anything here to minimize flicker
637 }
638
639 void wxGridCellTextEditor::SetSize(const wxRect& rectOrig)
640 {
641 wxRect rect(rectOrig);
642
643 // Make the edit control large enough to allow for internal margins
644 //
645 // TODO: remove this if the text ctrl sizing is improved esp. for unix
646 //
647 #if defined(__WXGTK__)
648 if (rect.x != 0)
649 {
650 rect.x += 1;
651 rect.y += 1;
652 rect.width -= 1;
653 rect.height -= 1;
654 }
655 #else // !GTK
656 int extra_x = ( rect.x > 2 ) ? 2 : 1;
657
658 // MB: treat MSW separately here otherwise the caret doesn't show
659 // when the editor is in the first row.
660 #if defined(__WXMSW__)
661 int extra_y = 2;
662 #else
663 int extra_y = ( rect.y > 2 ) ? 2 : 1;
664 #endif
665
666 #if defined(__WXMOTIF__)
667 extra_x *= 2;
668 extra_y *= 2;
669 #endif
670
671 rect.SetLeft( wxMax(0, rect.x - extra_x) );
672 rect.SetTop( wxMax(0, rect.y - extra_y) );
673 rect.SetRight( rect.GetRight() + 2 * extra_x );
674 rect.SetBottom( rect.GetBottom() + 2 * extra_y );
675 #endif // GTK/!GTK
676
677 wxGridCellEditor::SetSize(rect);
678 }
679
680 void wxGridCellTextEditor::BeginEdit(int row, int col, wxGrid* grid)
681 {
682 wxASSERT_MSG(m_control, wxT("The wxGridCellEditor must be created first!"));
683
684 m_startValue = grid->GetTable()->GetValue(row, col);
685
686 DoBeginEdit(m_startValue);
687 }
688
689 void wxGridCellTextEditor::DoBeginEdit(const wxString& startValue)
690 {
691 Text()->SetValue(startValue);
692 Text()->SetInsertionPointEnd();
693 Text()->SetSelection(-1, -1);
694 Text()->SetFocus();
695 }
696
697 bool wxGridCellTextEditor::EndEdit(int row, int col, wxGrid* grid)
698 {
699 wxASSERT_MSG(m_control, wxT("The wxGridCellEditor must be created first!"));
700
701 bool changed = false;
702 wxString value = Text()->GetValue();
703 if (value != m_startValue)
704 changed = true;
705
706 if (changed)
707 grid->GetTable()->SetValue(row, col, value);
708
709 m_startValue = wxEmptyString;
710
711 // No point in setting the text of the hidden control
712 //Text()->SetValue(m_startValue);
713
714 return changed;
715 }
716
717 void wxGridCellTextEditor::Reset()
718 {
719 wxASSERT_MSG(m_control, wxT("The wxGridCellEditor must be created first!"));
720
721 DoReset(m_startValue);
722 }
723
724 void wxGridCellTextEditor::DoReset(const wxString& startValue)
725 {
726 Text()->SetValue(startValue);
727 Text()->SetInsertionPointEnd();
728 }
729
730 bool wxGridCellTextEditor::IsAcceptedKey(wxKeyEvent& event)
731 {
732 return wxGridCellEditor::IsAcceptedKey(event);
733 }
734
735 void wxGridCellTextEditor::StartingKey(wxKeyEvent& event)
736 {
737 // Since this is now happening in the EVT_CHAR event EmulateKeyPress is no
738 // longer an appropriate way to get the character into the text control.
739 // Do it ourselves instead. We know that if we get this far that we have
740 // a valid character, so not a whole lot of testing needs to be done.
741
742 wxTextCtrl* tc = Text();
743 wxChar ch;
744 long pos;
745
746 #if wxUSE_UNICODE
747 ch = event.GetUnicodeKey();
748 if (ch <= 127)
749 ch = (wxChar)event.GetKeyCode();
750 #else
751 ch = (wxChar)event.GetKeyCode();
752 #endif
753
754 switch (ch)
755 {
756 case WXK_DELETE:
757 // delete the character at the cursor
758 pos = tc->GetInsertionPoint();
759 if (pos < tc->GetLastPosition())
760 tc->Remove(pos, pos + 1);
761 break;
762
763 case WXK_BACK:
764 // delete the character before the cursor
765 pos = tc->GetInsertionPoint();
766 if (pos > 0)
767 tc->Remove(pos - 1, pos);
768 break;
769
770 default:
771 tc->WriteText(ch);
772 break;
773 }
774 }
775
776 void wxGridCellTextEditor::HandleReturn( wxKeyEvent&
777 WXUNUSED_GTK(WXUNUSED_MOTIF(event)) )
778 {
779 #if defined(__WXMOTIF__) || defined(__WXGTK__)
780 // wxMotif needs a little extra help...
781 size_t pos = (size_t)( Text()->GetInsertionPoint() );
782 wxString s( Text()->GetValue() );
783 s = s.Left(pos) + wxT("\n") + s.Mid(pos);
784 Text()->SetValue(s);
785 Text()->SetInsertionPoint( pos );
786 #else
787 // the other ports can handle a Return key press
788 //
789 event.Skip();
790 #endif
791 }
792
793 void wxGridCellTextEditor::SetParameters(const wxString& params)
794 {
795 if ( !params )
796 {
797 // reset to default
798 m_maxChars = 0;
799 }
800 else
801 {
802 long tmp;
803 if ( !params.ToLong(&tmp) )
804 {
805 wxLogDebug( _T("Invalid wxGridCellTextEditor parameter string '%s' ignored"), params.c_str() );
806 }
807 else
808 {
809 m_maxChars = (size_t)tmp;
810 }
811 }
812 }
813
814 // return the value in the text control
815 wxString wxGridCellTextEditor::GetValue() const
816 {
817 return Text()->GetValue();
818 }
819
820 // ----------------------------------------------------------------------------
821 // wxGridCellNumberEditor
822 // ----------------------------------------------------------------------------
823
824 wxGridCellNumberEditor::wxGridCellNumberEditor(int min, int max)
825 {
826 m_min = min;
827 m_max = max;
828 }
829
830 void wxGridCellNumberEditor::Create(wxWindow* parent,
831 wxWindowID id,
832 wxEvtHandler* evtHandler)
833 {
834 #if wxUSE_SPINCTRL
835 if ( HasRange() )
836 {
837 // create a spin ctrl
838 m_control = new wxSpinCtrl(parent, wxID_ANY, wxEmptyString,
839 wxDefaultPosition, wxDefaultSize,
840 wxSP_ARROW_KEYS,
841 m_min, m_max);
842
843 wxGridCellEditor::Create(parent, id, evtHandler);
844 }
845 else
846 #endif
847 {
848 // just a text control
849 wxGridCellTextEditor::Create(parent, id, evtHandler);
850
851 #if wxUSE_VALIDATORS
852 Text()->SetValidator(wxTextValidator(wxFILTER_NUMERIC));
853 #endif // wxUSE_VALIDATORS
854 }
855 }
856
857 void wxGridCellNumberEditor::BeginEdit(int row, int col, wxGrid* grid)
858 {
859 // first get the value
860 wxGridTableBase *table = grid->GetTable();
861 if ( table->CanGetValueAs(row, col, wxGRID_VALUE_NUMBER) )
862 {
863 m_valueOld = table->GetValueAsLong(row, col);
864 }
865 else
866 {
867 m_valueOld = 0;
868 wxString sValue = table->GetValue(row, col);
869 if (! sValue.ToLong(&m_valueOld) && ! sValue.empty())
870 {
871 wxFAIL_MSG( _T("this cell doesn't have numeric value") );
872 return;
873 }
874 }
875
876 #if wxUSE_SPINCTRL
877 if ( HasRange() )
878 {
879 Spin()->SetValue((int)m_valueOld);
880 Spin()->SetFocus();
881 }
882 else
883 #endif
884 {
885 DoBeginEdit(GetString());
886 }
887 }
888
889 bool wxGridCellNumberEditor::EndEdit(int row, int col,
890 wxGrid* grid)
891 {
892 bool changed;
893 long value = 0;
894 wxString text;
895
896 #if wxUSE_SPINCTRL
897 if ( HasRange() )
898 {
899 value = Spin()->GetValue();
900 changed = value != m_valueOld;
901 if (changed)
902 text = wxString::Format(wxT("%ld"), value);
903 }
904 else
905 #endif
906 {
907 text = Text()->GetValue();
908 changed = (text.empty() || text.ToLong(&value)) && (value != m_valueOld);
909 }
910
911 if ( changed )
912 {
913 if (grid->GetTable()->CanSetValueAs(row, col, wxGRID_VALUE_NUMBER))
914 grid->GetTable()->SetValueAsLong(row, col, value);
915 else
916 grid->GetTable()->SetValue(row, col, text);
917 }
918
919 return changed;
920 }
921
922 void wxGridCellNumberEditor::Reset()
923 {
924 #if wxUSE_SPINCTRL
925 if ( HasRange() )
926 {
927 Spin()->SetValue((int)m_valueOld);
928 }
929 else
930 #endif
931 {
932 DoReset(GetString());
933 }
934 }
935
936 bool wxGridCellNumberEditor::IsAcceptedKey(wxKeyEvent& event)
937 {
938 if ( wxGridCellEditor::IsAcceptedKey(event) )
939 {
940 int keycode = event.GetKeyCode();
941 if ( (keycode < 128) &&
942 (wxIsdigit(keycode) || keycode == '+' || keycode == '-'))
943 {
944 return true;
945 }
946 }
947
948 return false;
949 }
950
951 void wxGridCellNumberEditor::StartingKey(wxKeyEvent& event)
952 {
953 int keycode = event.GetKeyCode();
954 if ( !HasRange() )
955 {
956 if ( wxIsdigit(keycode) || keycode == '+' || keycode == '-')
957 {
958 wxGridCellTextEditor::StartingKey(event);
959
960 // skip Skip() below
961 return;
962 }
963 }
964 #if wxUSE_SPINCTRL
965 else
966 {
967 if ( wxIsdigit(keycode) )
968 {
969 wxSpinCtrl* spin = (wxSpinCtrl*)m_control;
970 spin->SetValue(keycode - '0');
971 spin->SetSelection(1,1);
972 return;
973 }
974 }
975 #endif
976
977 event.Skip();
978 }
979
980 void wxGridCellNumberEditor::SetParameters(const wxString& params)
981 {
982 if ( !params )
983 {
984 // reset to default
985 m_min =
986 m_max = -1;
987 }
988 else
989 {
990 long tmp;
991 if ( params.BeforeFirst(_T(',')).ToLong(&tmp) )
992 {
993 m_min = (int)tmp;
994
995 if ( params.AfterFirst(_T(',')).ToLong(&tmp) )
996 {
997 m_max = (int)tmp;
998
999 // skip the error message below
1000 return;
1001 }
1002 }
1003
1004 wxLogDebug(_T("Invalid wxGridCellNumberEditor parameter string '%s' ignored"), params.c_str());
1005 }
1006 }
1007
1008 // return the value in the spin control if it is there (the text control otherwise)
1009 wxString wxGridCellNumberEditor::GetValue() const
1010 {
1011 wxString s;
1012
1013 #if wxUSE_SPINCTRL
1014 if ( HasRange() )
1015 {
1016 long value = Spin()->GetValue();
1017 s.Printf(wxT("%ld"), value);
1018 }
1019 else
1020 #endif
1021 {
1022 s = Text()->GetValue();
1023 }
1024
1025 return s;
1026 }
1027
1028 // ----------------------------------------------------------------------------
1029 // wxGridCellFloatEditor
1030 // ----------------------------------------------------------------------------
1031
1032 wxGridCellFloatEditor::wxGridCellFloatEditor(int width, int precision)
1033 {
1034 m_width = width;
1035 m_precision = precision;
1036 }
1037
1038 void wxGridCellFloatEditor::Create(wxWindow* parent,
1039 wxWindowID id,
1040 wxEvtHandler* evtHandler)
1041 {
1042 wxGridCellTextEditor::Create(parent, id, evtHandler);
1043
1044 #if wxUSE_VALIDATORS
1045 Text()->SetValidator(wxTextValidator(wxFILTER_NUMERIC));
1046 #endif // wxUSE_VALIDATORS
1047 }
1048
1049 void wxGridCellFloatEditor::BeginEdit(int row, int col, wxGrid* grid)
1050 {
1051 // first get the value
1052 wxGridTableBase *table = grid->GetTable();
1053 if ( table->CanGetValueAs(row, col, wxGRID_VALUE_FLOAT) )
1054 {
1055 m_valueOld = table->GetValueAsDouble(row, col);
1056 }
1057 else
1058 {
1059 m_valueOld = 0.0;
1060 wxString sValue = table->GetValue(row, col);
1061 if (! sValue.ToDouble(&m_valueOld) && ! sValue.empty())
1062 {
1063 wxFAIL_MSG( _T("this cell doesn't have float value") );
1064 return;
1065 }
1066 }
1067
1068 DoBeginEdit(GetString());
1069 }
1070
1071 bool wxGridCellFloatEditor::EndEdit(int row, int col,
1072 wxGrid* grid)
1073 {
1074 double value = 0.0;
1075 wxString text(Text()->GetValue());
1076
1077 if ( (text.empty() || text.ToDouble(&value)) &&
1078 !wxIsSameDouble(value, m_valueOld) )
1079 {
1080 if (grid->GetTable()->CanSetValueAs(row, col, wxGRID_VALUE_FLOAT))
1081 grid->GetTable()->SetValueAsDouble(row, col, value);
1082 else
1083 grid->GetTable()->SetValue(row, col, text);
1084
1085 return true;
1086 }
1087
1088 return false;
1089 }
1090
1091 void wxGridCellFloatEditor::Reset()
1092 {
1093 DoReset(GetString());
1094 }
1095
1096 void wxGridCellFloatEditor::StartingKey(wxKeyEvent& event)
1097 {
1098 int keycode = event.GetKeyCode();
1099 char tmpbuf[2];
1100 tmpbuf[0] = (char) keycode;
1101 tmpbuf[1] = '\0';
1102 wxString strbuf(tmpbuf, *wxConvCurrent);
1103
1104 #if wxUSE_INTL
1105 bool is_decimal_point = ( strbuf ==
1106 wxLocale::GetInfo(wxLOCALE_DECIMAL_POINT, wxLOCALE_CAT_NUMBER) );
1107 #else
1108 bool is_decimal_point = ( strbuf == _T(".") );
1109 #endif
1110
1111 if ( wxIsdigit(keycode) || keycode == '+' || keycode == '-'
1112 || is_decimal_point )
1113 {
1114 wxGridCellTextEditor::StartingKey(event);
1115
1116 // skip Skip() below
1117 return;
1118 }
1119
1120 event.Skip();
1121 }
1122
1123 void wxGridCellFloatEditor::SetParameters(const wxString& params)
1124 {
1125 if ( !params )
1126 {
1127 // reset to default
1128 m_width =
1129 m_precision = -1;
1130 }
1131 else
1132 {
1133 long tmp;
1134 if ( params.BeforeFirst(_T(',')).ToLong(&tmp) )
1135 {
1136 m_width = (int)tmp;
1137
1138 if ( params.AfterFirst(_T(',')).ToLong(&tmp) )
1139 {
1140 m_precision = (int)tmp;
1141
1142 // skip the error message below
1143 return;
1144 }
1145 }
1146
1147 wxLogDebug(_T("Invalid wxGridCellFloatEditor parameter string '%s' ignored"), params.c_str());
1148 }
1149 }
1150
1151 wxString wxGridCellFloatEditor::GetString() const
1152 {
1153 wxString fmt;
1154 if ( m_precision == -1 && m_width != -1)
1155 {
1156 // default precision
1157 fmt.Printf(_T("%%%d.f"), m_width);
1158 }
1159 else if ( m_precision != -1 && m_width == -1)
1160 {
1161 // default width
1162 fmt.Printf(_T("%%.%df"), m_precision);
1163 }
1164 else if ( m_precision != -1 && m_width != -1 )
1165 {
1166 fmt.Printf(_T("%%%d.%df"), m_width, m_precision);
1167 }
1168 else
1169 {
1170 // default width/precision
1171 fmt = _T("%f");
1172 }
1173
1174 return wxString::Format(fmt, m_valueOld);
1175 }
1176
1177 bool wxGridCellFloatEditor::IsAcceptedKey(wxKeyEvent& event)
1178 {
1179 if ( wxGridCellEditor::IsAcceptedKey(event) )
1180 {
1181 int keycode = event.GetKeyCode();
1182 printf("%d\n", keycode);
1183 // accept digits, 'e' as in '1e+6', also '-', '+', and '.'
1184 char tmpbuf[2];
1185 tmpbuf[0] = (char) keycode;
1186 tmpbuf[1] = '\0';
1187 wxString strbuf(tmpbuf, *wxConvCurrent);
1188
1189 #if wxUSE_INTL
1190 bool is_decimal_point =
1191 ( strbuf == wxLocale::GetInfo(wxLOCALE_DECIMAL_POINT,
1192 wxLOCALE_CAT_NUMBER) );
1193 #else
1194 bool is_decimal_point = ( strbuf == _T(".") );
1195 #endif
1196
1197 if ( (keycode < 128) &&
1198 (wxIsdigit(keycode) || tolower(keycode) == 'e' ||
1199 is_decimal_point || keycode == '+' || keycode == '-') )
1200 {
1201 return true;
1202 }
1203 }
1204
1205 return false;
1206 }
1207
1208 #endif // wxUSE_TEXTCTRL
1209
1210 #if wxUSE_CHECKBOX
1211
1212 // ----------------------------------------------------------------------------
1213 // wxGridCellBoolEditor
1214 // ----------------------------------------------------------------------------
1215
1216 void wxGridCellBoolEditor::Create(wxWindow* parent,
1217 wxWindowID id,
1218 wxEvtHandler* evtHandler)
1219 {
1220 m_control = new wxCheckBox(parent, id, wxEmptyString,
1221 wxDefaultPosition, wxDefaultSize,
1222 wxNO_BORDER);
1223
1224 wxGridCellEditor::Create(parent, id, evtHandler);
1225 }
1226
1227 void wxGridCellBoolEditor::SetSize(const wxRect& r)
1228 {
1229 bool resize = false;
1230 wxSize size = m_control->GetSize();
1231 wxCoord minSize = wxMin(r.width, r.height);
1232
1233 // check if the checkbox is not too big/small for this cell
1234 wxSize sizeBest = m_control->GetBestSize();
1235 if ( !(size == sizeBest) )
1236 {
1237 // reset to default size if it had been made smaller
1238 size = sizeBest;
1239
1240 resize = true;
1241 }
1242
1243 if ( size.x >= minSize || size.y >= minSize )
1244 {
1245 // leave 1 pixel margin
1246 size.x = size.y = minSize - 2;
1247
1248 resize = true;
1249 }
1250
1251 if ( resize )
1252 {
1253 m_control->SetSize(size);
1254 }
1255
1256 // position it in the centre of the rectangle (TODO: support alignment?)
1257
1258 #if defined(__WXGTK__) || defined (__WXMOTIF__)
1259 // the checkbox without label still has some space to the right in wxGTK,
1260 // so shift it to the right
1261 size.x -= 8;
1262 #elif defined(__WXMSW__)
1263 // here too, but in other way
1264 size.x += 1;
1265 size.y -= 2;
1266 #endif
1267
1268 int hAlign = wxALIGN_CENTRE;
1269 int vAlign = wxALIGN_CENTRE;
1270 if (GetCellAttr())
1271 GetCellAttr()->GetAlignment(& hAlign, & vAlign);
1272
1273 int x = 0, y = 0;
1274 if (hAlign == wxALIGN_LEFT)
1275 {
1276 x = r.x + 2;
1277
1278 #ifdef __WXMSW__
1279 x += 2;
1280 #endif
1281
1282 y = r.y + r.height / 2 - size.y / 2;
1283 }
1284 else if (hAlign == wxALIGN_RIGHT)
1285 {
1286 x = r.x + r.width - size.x - 2;
1287 y = r.y + r.height / 2 - size.y / 2;
1288 }
1289 else if (hAlign == wxALIGN_CENTRE)
1290 {
1291 x = r.x + r.width / 2 - size.x / 2;
1292 y = r.y + r.height / 2 - size.y / 2;
1293 }
1294
1295 m_control->Move(x, y);
1296 }
1297
1298 void wxGridCellBoolEditor::Show(bool show, wxGridCellAttr *attr)
1299 {
1300 m_control->Show(show);
1301
1302 if ( show )
1303 {
1304 wxColour colBg = attr ? attr->GetBackgroundColour() : *wxLIGHT_GREY;
1305 CBox()->SetBackgroundColour(colBg);
1306 }
1307 }
1308
1309 void wxGridCellBoolEditor::BeginEdit(int row, int col, wxGrid* grid)
1310 {
1311 wxASSERT_MSG(m_control,
1312 wxT("The wxGridCellEditor must be Created first!"));
1313
1314 if (grid->GetTable()->CanGetValueAs(row, col, wxGRID_VALUE_BOOL))
1315 {
1316 m_startValue = grid->GetTable()->GetValueAsBool(row, col);
1317 }
1318 else
1319 {
1320 wxString cellval( grid->GetTable()->GetValue(row, col) );
1321 m_startValue = !( !cellval || (cellval == wxT("0")) );
1322 }
1323
1324 CBox()->SetValue(m_startValue);
1325 CBox()->SetFocus();
1326 }
1327
1328 bool wxGridCellBoolEditor::EndEdit(int row, int col,
1329 wxGrid* grid)
1330 {
1331 wxASSERT_MSG(m_control,
1332 wxT("The wxGridCellEditor must be Created first!"));
1333
1334 bool changed = false;
1335 bool value = CBox()->GetValue();
1336 if ( value != m_startValue )
1337 changed = true;
1338
1339 if ( changed )
1340 {
1341 if (grid->GetTable()->CanGetValueAs(row, col, wxGRID_VALUE_BOOL))
1342 grid->GetTable()->SetValueAsBool(row, col, value);
1343 else
1344 grid->GetTable()->SetValue(row, col, value ? _T("1") : wxEmptyString);
1345 }
1346
1347 return changed;
1348 }
1349
1350 void wxGridCellBoolEditor::Reset()
1351 {
1352 wxASSERT_MSG(m_control,
1353 wxT("The wxGridCellEditor must be Created first!"));
1354
1355 CBox()->SetValue(m_startValue);
1356 }
1357
1358 void wxGridCellBoolEditor::StartingClick()
1359 {
1360 CBox()->SetValue(!CBox()->GetValue());
1361 }
1362
1363 bool wxGridCellBoolEditor::IsAcceptedKey(wxKeyEvent& event)
1364 {
1365 if ( wxGridCellEditor::IsAcceptedKey(event) )
1366 {
1367 int keycode = event.GetKeyCode();
1368 switch ( keycode )
1369 {
1370 case WXK_SPACE:
1371 case '+':
1372 case '-':
1373 return true;
1374 }
1375 }
1376
1377 return false;
1378 }
1379
1380 void wxGridCellBoolEditor::StartingKey(wxKeyEvent& event)
1381 {
1382 int keycode = event.GetKeyCode();
1383 switch ( keycode )
1384 {
1385 case WXK_SPACE:
1386 CBox()->SetValue(!CBox()->GetValue());
1387 break;
1388
1389 case '+':
1390 CBox()->SetValue(true);
1391 break;
1392
1393 case '-':
1394 CBox()->SetValue(false);
1395 break;
1396 }
1397 }
1398
1399
1400 // return the value as "1" for true and the empty string for false
1401 wxString wxGridCellBoolEditor::GetValue() const
1402 {
1403 bool bSet = CBox()->GetValue();
1404 return bSet ? _T("1") : wxEmptyString;
1405 }
1406
1407 #endif // wxUSE_CHECKBOX
1408
1409 #if wxUSE_COMBOBOX
1410
1411 // ----------------------------------------------------------------------------
1412 // wxGridCellChoiceEditor
1413 // ----------------------------------------------------------------------------
1414
1415 wxGridCellChoiceEditor::wxGridCellChoiceEditor(const wxArrayString& choices,
1416 bool allowOthers)
1417 : m_choices(choices),
1418 m_allowOthers(allowOthers) { }
1419
1420 wxGridCellChoiceEditor::wxGridCellChoiceEditor(size_t count,
1421 const wxString choices[],
1422 bool allowOthers)
1423 : m_allowOthers(allowOthers)
1424 {
1425 if ( count )
1426 {
1427 m_choices.Alloc(count);
1428 for ( size_t n = 0; n < count; n++ )
1429 {
1430 m_choices.Add(choices[n]);
1431 }
1432 }
1433 }
1434
1435 wxGridCellEditor *wxGridCellChoiceEditor::Clone() const
1436 {
1437 wxGridCellChoiceEditor *editor = new wxGridCellChoiceEditor;
1438 editor->m_allowOthers = m_allowOthers;
1439 editor->m_choices = m_choices;
1440
1441 return editor;
1442 }
1443
1444 void wxGridCellChoiceEditor::Create(wxWindow* parent,
1445 wxWindowID id,
1446 wxEvtHandler* evtHandler)
1447 {
1448 m_control = new wxComboBox(parent, id, wxEmptyString,
1449 wxDefaultPosition, wxDefaultSize,
1450 m_choices,
1451 m_allowOthers ? 0 : wxCB_READONLY);
1452
1453 wxGridCellEditor::Create(parent, id, evtHandler);
1454 }
1455
1456 void wxGridCellChoiceEditor::PaintBackground(const wxRect& rectCell,
1457 wxGridCellAttr * attr)
1458 {
1459 // as we fill the entire client area, don't do anything here to minimize
1460 // flicker
1461
1462 // TODO: It doesn't actually fill the client area since the height of a
1463 // combo always defaults to the standard... Until someone has time to
1464 // figure out the right rectangle to paint, just do it the normal way...
1465 wxGridCellEditor::PaintBackground(rectCell, attr);
1466 }
1467
1468 void wxGridCellChoiceEditor::BeginEdit(int row, int col, wxGrid* grid)
1469 {
1470 wxASSERT_MSG(m_control,
1471 wxT("The wxGridCellEditor must be Created first!"));
1472
1473 wxGridCellEditorEvtHandler* evtHandler = NULL;
1474 if (m_control)
1475 evtHandler = wxDynamicCast(m_control->GetEventHandler(), wxGridCellEditorEvtHandler);
1476
1477 // Don't immediately end if we get a kill focus event within BeginEdit
1478 if (evtHandler)
1479 evtHandler->SetInSetFocus(true);
1480
1481 m_startValue = grid->GetTable()->GetValue(row, col);
1482
1483 if (m_allowOthers)
1484 {
1485 Combo()->SetValue(m_startValue);
1486 }
1487 else
1488 {
1489 // find the right position, or default to the first if not found
1490 int pos = Combo()->FindString(m_startValue);
1491 if (pos == wxNOT_FOUND)
1492 pos = 0;
1493 Combo()->SetSelection(pos);
1494 }
1495
1496 Combo()->SetInsertionPointEnd();
1497 Combo()->SetFocus();
1498
1499 if (evtHandler)
1500 {
1501 // When dropping down the menu, a kill focus event
1502 // happens after this point, so we can't reset the flag yet.
1503 #if !defined(__WXGTK20__)
1504 evtHandler->SetInSetFocus(false);
1505 #endif
1506 }
1507 }
1508
1509 bool wxGridCellChoiceEditor::EndEdit(int row, int col,
1510 wxGrid* grid)
1511 {
1512 wxString value = Combo()->GetValue();
1513 if ( value == m_startValue )
1514 return false;
1515
1516 grid->GetTable()->SetValue(row, col, value);
1517
1518 return true;
1519 }
1520
1521 void wxGridCellChoiceEditor::Reset()
1522 {
1523 Combo()->SetValue(m_startValue);
1524 Combo()->SetInsertionPointEnd();
1525 }
1526
1527 void wxGridCellChoiceEditor::SetParameters(const wxString& params)
1528 {
1529 if ( !params )
1530 {
1531 // what can we do?
1532 return;
1533 }
1534
1535 m_choices.Empty();
1536
1537 wxStringTokenizer tk(params, _T(','));
1538 while ( tk.HasMoreTokens() )
1539 {
1540 m_choices.Add(tk.GetNextToken());
1541 }
1542 }
1543
1544 // return the value in the text control
1545 wxString wxGridCellChoiceEditor::GetValue() const
1546 {
1547 return Combo()->GetValue();
1548 }
1549
1550 #endif // wxUSE_COMBOBOX
1551
1552 // ----------------------------------------------------------------------------
1553 // wxGridCellEditorEvtHandler
1554 // ----------------------------------------------------------------------------
1555
1556 void wxGridCellEditorEvtHandler::OnKillFocus(wxFocusEvent& event)
1557 {
1558 // Don't disable the cell if we're just starting to edit it
1559 if (m_inSetFocus)
1560 return;
1561
1562 // accept changes
1563 m_grid->DisableCellEditControl();
1564
1565 event.Skip();
1566 }
1567
1568 void wxGridCellEditorEvtHandler::OnKeyDown(wxKeyEvent& event)
1569 {
1570 switch ( event.GetKeyCode() )
1571 {
1572 case WXK_ESCAPE:
1573 m_editor->Reset();
1574 m_grid->DisableCellEditControl();
1575 break;
1576
1577 case WXK_TAB:
1578 m_grid->GetEventHandler()->ProcessEvent( event );
1579 break;
1580
1581 case WXK_RETURN:
1582 case WXK_NUMPAD_ENTER:
1583 if (!m_grid->GetEventHandler()->ProcessEvent(event))
1584 m_editor->HandleReturn(event);
1585 break;
1586
1587 default:
1588 event.Skip();
1589 break;
1590 }
1591 }
1592
1593 void wxGridCellEditorEvtHandler::OnChar(wxKeyEvent& event)
1594 {
1595 int row = m_grid->GetGridCursorRow();
1596 int col = m_grid->GetGridCursorCol();
1597 wxRect rect = m_grid->CellToRect( row, col );
1598 int cw, ch;
1599 m_grid->GetGridWindow()->GetClientSize( &cw, &ch );
1600
1601 // if cell width is smaller than grid client area, cell is wholly visible
1602 bool wholeCellVisible = (rect.GetWidth() < cw);
1603
1604 switch ( event.GetKeyCode() )
1605 {
1606 case WXK_ESCAPE:
1607 case WXK_TAB:
1608 case WXK_RETURN:
1609 case WXK_NUMPAD_ENTER:
1610 break;
1611
1612 case WXK_HOME:
1613 {
1614 if ( wholeCellVisible )
1615 {
1616 // no special processing needed...
1617 event.Skip();
1618 break;
1619 }
1620
1621 // do special processing for partly visible cell...
1622
1623 // get the widths of all cells previous to this one
1624 int colXPos = 0;
1625 for ( int i = 0; i < col; i++ )
1626 {
1627 colXPos += m_grid->GetColSize(i);
1628 }
1629
1630 int xUnit = 1, yUnit = 1;
1631 m_grid->GetScrollPixelsPerUnit(&xUnit, &yUnit);
1632 if (col != 0)
1633 {
1634 m_grid->Scroll(colXPos / xUnit - 1, m_grid->GetScrollPos(wxVERTICAL));
1635 }
1636 else
1637 {
1638 m_grid->Scroll(colXPos / xUnit, m_grid->GetScrollPos(wxVERTICAL));
1639 }
1640 event.Skip();
1641 break;
1642 }
1643 case WXK_END:
1644 {
1645 if ( wholeCellVisible )
1646 {
1647 // no special processing needed...
1648 event.Skip();
1649 break;
1650 }
1651
1652 // do special processing for partly visible cell...
1653
1654 int textWidth = 0;
1655 wxString value = m_grid->GetCellValue(row, col);
1656 if ( wxEmptyString != value )
1657 {
1658 // get width of cell CONTENTS (text)
1659 int y;
1660 wxFont font = m_grid->GetCellFont(row, col);
1661 m_grid->GetTextExtent(value, &textWidth, &y, NULL, NULL, &font);
1662
1663 // try to RIGHT align the text by scrolling
1664 int client_right = m_grid->GetGridWindow()->GetClientSize().GetWidth();
1665
1666 // (m_grid->GetScrollLineX()*2) is a factor for not scrolling to far,
1667 // otherwise the last part of the cell content might be hidden below the scroll bar
1668 // FIXME: maybe there is a more suitable correction?
1669 textWidth -= (client_right - (m_grid->GetScrollLineX() * 2));
1670 if ( textWidth < 0 )
1671 {
1672 textWidth = 0;
1673 }
1674 }
1675
1676 // get the widths of all cells previous to this one
1677 int colXPos = 0;
1678 for ( int i = 0; i < col; i++ )
1679 {
1680 colXPos += m_grid->GetColSize(i);
1681 }
1682
1683 // and add the (modified) text width of the cell contents
1684 // as we'd like to see the last part of the cell contents
1685 colXPos += textWidth;
1686
1687 int xUnit = 1, yUnit = 1;
1688 m_grid->GetScrollPixelsPerUnit(&xUnit, &yUnit);
1689 m_grid->Scroll(colXPos / xUnit - 1, m_grid->GetScrollPos(wxVERTICAL));
1690 event.Skip();
1691 break;
1692 }
1693
1694 default:
1695 event.Skip();
1696 }
1697 }
1698
1699 // ----------------------------------------------------------------------------
1700 // wxGridCellWorker is an (almost) empty common base class for
1701 // wxGridCellRenderer and wxGridCellEditor managing ref counting
1702 // ----------------------------------------------------------------------------
1703
1704 void wxGridCellWorker::SetParameters(const wxString& WXUNUSED(params))
1705 {
1706 // nothing to do
1707 }
1708
1709 wxGridCellWorker::~wxGridCellWorker()
1710 {
1711 }
1712
1713 // ============================================================================
1714 // renderer classes
1715 // ============================================================================
1716
1717 // ----------------------------------------------------------------------------
1718 // wxGridCellRenderer
1719 // ----------------------------------------------------------------------------
1720
1721 void wxGridCellRenderer::Draw(wxGrid& grid,
1722 wxGridCellAttr& attr,
1723 wxDC& dc,
1724 const wxRect& rect,
1725 int WXUNUSED(row), int WXUNUSED(col),
1726 bool isSelected)
1727 {
1728 dc.SetBackgroundMode( wxSOLID );
1729
1730 // grey out fields if the grid is disabled
1731 if ( grid.IsEnabled() )
1732 {
1733 if ( isSelected )
1734 {
1735 dc.SetBrush( wxBrush(grid.GetSelectionBackground(), wxSOLID) );
1736 }
1737 else
1738 {
1739 dc.SetBrush( wxBrush(attr.GetBackgroundColour(), wxSOLID) );
1740 }
1741 }
1742 else
1743 {
1744 dc.SetBrush(wxBrush(wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE), wxSOLID));
1745 }
1746
1747 dc.SetPen( *wxTRANSPARENT_PEN );
1748 dc.DrawRectangle(rect);
1749 }
1750
1751 // ----------------------------------------------------------------------------
1752 // wxGridCellStringRenderer
1753 // ----------------------------------------------------------------------------
1754
1755 void wxGridCellStringRenderer::SetTextColoursAndFont(const wxGrid& grid,
1756 const wxGridCellAttr& attr,
1757 wxDC& dc,
1758 bool isSelected)
1759 {
1760 dc.SetBackgroundMode( wxTRANSPARENT );
1761
1762 // TODO some special colours for attr.IsReadOnly() case?
1763
1764 // different coloured text when the grid is disabled
1765 if ( grid.IsEnabled() )
1766 {
1767 if ( isSelected )
1768 {
1769 dc.SetTextBackground( grid.GetSelectionBackground() );
1770 dc.SetTextForeground( grid.GetSelectionForeground() );
1771 }
1772 else
1773 {
1774 dc.SetTextBackground( attr.GetBackgroundColour() );
1775 dc.SetTextForeground( attr.GetTextColour() );
1776 }
1777 }
1778 else
1779 {
1780 dc.SetTextBackground(wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE));
1781 dc.SetTextForeground(wxSystemSettings::GetColour(wxSYS_COLOUR_GRAYTEXT));
1782 }
1783
1784 dc.SetFont( attr.GetFont() );
1785 }
1786
1787 wxSize wxGridCellStringRenderer::DoGetBestSize(const wxGridCellAttr& attr,
1788 wxDC& dc,
1789 const wxString& text)
1790 {
1791 wxCoord x = 0, y = 0, max_x = 0;
1792 dc.SetFont(attr.GetFont());
1793 wxStringTokenizer tk(text, _T('\n'));
1794 while ( tk.HasMoreTokens() )
1795 {
1796 dc.GetTextExtent(tk.GetNextToken(), &x, &y);
1797 max_x = wxMax(max_x, x);
1798 }
1799
1800 y *= 1 + text.Freq(wxT('\n')); // multiply by the number of lines.
1801
1802 return wxSize(max_x, y);
1803 }
1804
1805 wxSize wxGridCellStringRenderer::GetBestSize(wxGrid& grid,
1806 wxGridCellAttr& attr,
1807 wxDC& dc,
1808 int row, int col)
1809 {
1810 return DoGetBestSize(attr, dc, grid.GetCellValue(row, col));
1811 }
1812
1813 void wxGridCellStringRenderer::Draw(wxGrid& grid,
1814 wxGridCellAttr& attr,
1815 wxDC& dc,
1816 const wxRect& rectCell,
1817 int row, int col,
1818 bool isSelected)
1819 {
1820 wxRect rect = rectCell;
1821 rect.Inflate(-1);
1822
1823 // erase only this cells background, overflow cells should have been erased
1824 wxGridCellRenderer::Draw(grid, attr, dc, rectCell, row, col, isSelected);
1825
1826 int hAlign, vAlign;
1827 attr.GetAlignment(&hAlign, &vAlign);
1828
1829 int overflowCols = 0;
1830
1831 if (attr.GetOverflow())
1832 {
1833 int cols = grid.GetNumberCols();
1834 int best_width = GetBestSize(grid,attr,dc,row,col).GetWidth();
1835 int cell_rows, cell_cols;
1836 attr.GetSize( &cell_rows, &cell_cols ); // shouldn't get here if <= 0
1837 if ((best_width > rectCell.width) && (col < cols) && grid.GetTable())
1838 {
1839 int i, c_cols, c_rows;
1840 for (i = col+cell_cols; i < cols; i++)
1841 {
1842 bool is_empty = true;
1843 for (int j=row; j < row + cell_rows; j++)
1844 {
1845 // check w/ anchor cell for multicell block
1846 grid.GetCellSize(j, i, &c_rows, &c_cols);
1847 if (c_rows > 0)
1848 c_rows = 0;
1849 if (!grid.GetTable()->IsEmptyCell(j + c_rows, i))
1850 {
1851 is_empty = false;
1852 break;
1853 }
1854 }
1855
1856 if (is_empty)
1857 rect.width += grid.GetColSize(i);
1858 else
1859 {
1860 i--;
1861 break;
1862 }
1863
1864 if (rect.width >= best_width)
1865 break;
1866 }
1867
1868 overflowCols = i - col - cell_cols + 1;
1869 if (overflowCols >= cols)
1870 overflowCols = cols - 1;
1871 }
1872
1873 if (overflowCols > 0) // redraw overflow cells w/ proper hilight
1874 {
1875 hAlign = wxALIGN_LEFT; // if oveflowed then it's left aligned
1876 wxRect clip = rect;
1877 clip.x += rectCell.width;
1878 // draw each overflow cell individually
1879 int col_end = col+cell_cols + overflowCols;
1880 if (col_end >= grid.GetNumberCols())
1881 col_end = grid.GetNumberCols() - 1;
1882 for (int i = col+cell_cols; i <= col_end; i++)
1883 {
1884 clip.width = grid.GetColSize(i) - 1;
1885 dc.DestroyClippingRegion();
1886 dc.SetClippingRegion(clip);
1887
1888 SetTextColoursAndFont(grid, attr, dc,
1889 grid.IsInSelection(row,i));
1890
1891 grid.DrawTextRectangle(dc, grid.GetCellValue(row, col),
1892 rect, hAlign, vAlign);
1893 clip.x += grid.GetColSize(i) - 1;
1894 }
1895
1896 rect = rectCell;
1897 rect.Inflate(-1);
1898 rect.width++;
1899 dc.DestroyClippingRegion();
1900 }
1901 }
1902
1903 // now we only have to draw the text
1904 SetTextColoursAndFont(grid, attr, dc, isSelected);
1905
1906 grid.DrawTextRectangle(dc, grid.GetCellValue(row, col),
1907 rect, hAlign, vAlign);
1908 }
1909
1910 // ----------------------------------------------------------------------------
1911 // wxGridCellNumberRenderer
1912 // ----------------------------------------------------------------------------
1913
1914 wxString wxGridCellNumberRenderer::GetString(const wxGrid& grid, int row, int col)
1915 {
1916 wxGridTableBase *table = grid.GetTable();
1917 wxString text;
1918 if ( table->CanGetValueAs(row, col, wxGRID_VALUE_NUMBER) )
1919 {
1920 text.Printf(_T("%ld"), table->GetValueAsLong(row, col));
1921 }
1922 else
1923 {
1924 text = table->GetValue(row, col);
1925 }
1926
1927 return text;
1928 }
1929
1930 void wxGridCellNumberRenderer::Draw(wxGrid& grid,
1931 wxGridCellAttr& attr,
1932 wxDC& dc,
1933 const wxRect& rectCell,
1934 int row, int col,
1935 bool isSelected)
1936 {
1937 wxGridCellRenderer::Draw(grid, attr, dc, rectCell, row, col, isSelected);
1938
1939 SetTextColoursAndFont(grid, attr, dc, isSelected);
1940
1941 // draw the text right aligned by default
1942 int hAlign, vAlign;
1943 attr.GetAlignment(&hAlign, &vAlign);
1944 hAlign = wxALIGN_RIGHT;
1945
1946 wxRect rect = rectCell;
1947 rect.Inflate(-1);
1948
1949 grid.DrawTextRectangle(dc, GetString(grid, row, col), rect, hAlign, vAlign);
1950 }
1951
1952 wxSize wxGridCellNumberRenderer::GetBestSize(wxGrid& grid,
1953 wxGridCellAttr& attr,
1954 wxDC& dc,
1955 int row, int col)
1956 {
1957 return DoGetBestSize(attr, dc, GetString(grid, row, col));
1958 }
1959
1960 // ----------------------------------------------------------------------------
1961 // wxGridCellFloatRenderer
1962 // ----------------------------------------------------------------------------
1963
1964 wxGridCellFloatRenderer::wxGridCellFloatRenderer(int width, int precision)
1965 {
1966 SetWidth(width);
1967 SetPrecision(precision);
1968 }
1969
1970 wxGridCellRenderer *wxGridCellFloatRenderer::Clone() const
1971 {
1972 wxGridCellFloatRenderer *renderer = new wxGridCellFloatRenderer;
1973 renderer->m_width = m_width;
1974 renderer->m_precision = m_precision;
1975 renderer->m_format = m_format;
1976
1977 return renderer;
1978 }
1979
1980 wxString wxGridCellFloatRenderer::GetString(const wxGrid& grid, int row, int col)
1981 {
1982 wxGridTableBase *table = grid.GetTable();
1983
1984 bool hasDouble;
1985 double val;
1986 wxString text;
1987 if ( table->CanGetValueAs(row, col, wxGRID_VALUE_FLOAT) )
1988 {
1989 val = table->GetValueAsDouble(row, col);
1990 hasDouble = true;
1991 }
1992 else
1993 {
1994 text = table->GetValue(row, col);
1995 hasDouble = text.ToDouble(&val);
1996 }
1997
1998 if ( hasDouble )
1999 {
2000 if ( !m_format )
2001 {
2002 if ( m_width == -1 )
2003 {
2004 if ( m_precision == -1 )
2005 {
2006 // default width/precision
2007 m_format = _T("%f");
2008 }
2009 else
2010 {
2011 m_format.Printf(_T("%%.%df"), m_precision);
2012 }
2013 }
2014 else if ( m_precision == -1 )
2015 {
2016 // default precision
2017 m_format.Printf(_T("%%%d.f"), m_width);
2018 }
2019 else
2020 {
2021 m_format.Printf(_T("%%%d.%df"), m_width, m_precision);
2022 }
2023 }
2024
2025 text.Printf(m_format, val);
2026
2027 }
2028 //else: text already contains the string
2029
2030 return text;
2031 }
2032
2033 void wxGridCellFloatRenderer::Draw(wxGrid& grid,
2034 wxGridCellAttr& attr,
2035 wxDC& dc,
2036 const wxRect& rectCell,
2037 int row, int col,
2038 bool isSelected)
2039 {
2040 wxGridCellRenderer::Draw(grid, attr, dc, rectCell, row, col, isSelected);
2041
2042 SetTextColoursAndFont(grid, attr, dc, isSelected);
2043
2044 // draw the text right aligned by default
2045 int hAlign, vAlign;
2046 attr.GetAlignment(&hAlign, &vAlign);
2047 hAlign = wxALIGN_RIGHT;
2048
2049 wxRect rect = rectCell;
2050 rect.Inflate(-1);
2051
2052 grid.DrawTextRectangle(dc, GetString(grid, row, col), rect, hAlign, vAlign);
2053 }
2054
2055 wxSize wxGridCellFloatRenderer::GetBestSize(wxGrid& grid,
2056 wxGridCellAttr& attr,
2057 wxDC& dc,
2058 int row, int col)
2059 {
2060 return DoGetBestSize(attr, dc, GetString(grid, row, col));
2061 }
2062
2063 void wxGridCellFloatRenderer::SetParameters(const wxString& params)
2064 {
2065 if ( !params )
2066 {
2067 // reset to defaults
2068 SetWidth(-1);
2069 SetPrecision(-1);
2070 }
2071 else
2072 {
2073 wxString tmp = params.BeforeFirst(_T(','));
2074 if ( !tmp.empty() )
2075 {
2076 long width;
2077 if ( tmp.ToLong(&width) )
2078 {
2079 SetWidth((int)width);
2080 }
2081 else
2082 {
2083 wxLogDebug(_T("Invalid wxGridCellFloatRenderer width parameter string '%s ignored"), params.c_str());
2084 }
2085 }
2086
2087 tmp = params.AfterFirst(_T(','));
2088 if ( !tmp.empty() )
2089 {
2090 long precision;
2091 if ( tmp.ToLong(&precision) )
2092 {
2093 SetPrecision((int)precision);
2094 }
2095 else
2096 {
2097 wxLogDebug(_T("Invalid wxGridCellFloatRenderer precision parameter string '%s ignored"), params.c_str());
2098 }
2099 }
2100 }
2101 }
2102
2103 // ----------------------------------------------------------------------------
2104 // wxGridCellBoolRenderer
2105 // ----------------------------------------------------------------------------
2106
2107 wxSize wxGridCellBoolRenderer::ms_sizeCheckMark;
2108
2109 // FIXME these checkbox size calculations are really ugly...
2110
2111 // between checkmark and box
2112 static const wxCoord wxGRID_CHECKMARK_MARGIN = 2;
2113
2114 wxSize wxGridCellBoolRenderer::GetBestSize(wxGrid& grid,
2115 wxGridCellAttr& WXUNUSED(attr),
2116 wxDC& WXUNUSED(dc),
2117 int WXUNUSED(row),
2118 int WXUNUSED(col))
2119 {
2120 // compute it only once (no locks for MT safeness in GUI thread...)
2121 if ( !ms_sizeCheckMark.x )
2122 {
2123 // get checkbox size
2124 wxCheckBox *checkbox = new wxCheckBox(&grid, wxID_ANY, wxEmptyString);
2125 wxSize size = checkbox->GetBestSize();
2126 wxCoord checkSize = size.y + 2 * wxGRID_CHECKMARK_MARGIN;
2127
2128 // FIXME wxGTK::wxCheckBox::GetBestSize() gives "wrong" result
2129 #if defined(__WXGTK__) || defined(__WXMOTIF__)
2130 checkSize -= size.y / 2;
2131 #endif
2132
2133 delete checkbox;
2134
2135 ms_sizeCheckMark.x = ms_sizeCheckMark.y = checkSize;
2136 }
2137
2138 return ms_sizeCheckMark;
2139 }
2140
2141 void wxGridCellBoolRenderer::Draw(wxGrid& grid,
2142 wxGridCellAttr& attr,
2143 wxDC& dc,
2144 const wxRect& rect,
2145 int row, int col,
2146 bool isSelected)
2147 {
2148 wxGridCellRenderer::Draw(grid, attr, dc, rect, row, col, isSelected);
2149
2150 // draw a check mark in the centre (ignoring alignment - TODO)
2151 wxSize size = GetBestSize(grid, attr, dc, row, col);
2152
2153 // don't draw outside the cell
2154 wxCoord minSize = wxMin(rect.width, rect.height);
2155 if ( size.x >= minSize || size.y >= minSize )
2156 {
2157 // and even leave (at least) 1 pixel margin
2158 size.x = size.y = minSize - 2;
2159 }
2160
2161 // draw a border around checkmark
2162 int vAlign, hAlign;
2163 attr.GetAlignment(& hAlign, &vAlign);
2164
2165 wxRect rectBorder;
2166 if (hAlign == wxALIGN_CENTRE)
2167 {
2168 rectBorder.x = rect.x + rect.width / 2 - size.x / 2;
2169 rectBorder.y = rect.y + rect.height / 2 - size.y / 2;
2170 rectBorder.width = size.x;
2171 rectBorder.height = size.y;
2172 }
2173 else if (hAlign == wxALIGN_LEFT)
2174 {
2175 rectBorder.x = rect.x + 2;
2176 rectBorder.y = rect.y + rect.height / 2 - size.y / 2;
2177 rectBorder.width = size.x;
2178 rectBorder.height = size.y;
2179 }
2180 else if (hAlign == wxALIGN_RIGHT)
2181 {
2182 rectBorder.x = rect.x + rect.width - size.x - 2;
2183 rectBorder.y = rect.y + rect.height / 2 - size.y / 2;
2184 rectBorder.width = size.x;
2185 rectBorder.height = size.y;
2186 }
2187
2188 bool value;
2189 if ( grid.GetTable()->CanGetValueAs(row, col, wxGRID_VALUE_BOOL) )
2190 value = grid.GetTable()->GetValueAsBool(row, col);
2191 else
2192 {
2193 wxString cellval( grid.GetTable()->GetValue(row, col) );
2194 value = !( !cellval || (cellval == wxT("0")) );
2195 }
2196
2197 if ( value )
2198 {
2199 wxRect rectMark = rectBorder;
2200
2201 #ifdef __WXMSW__
2202 // MSW DrawCheckMark() is weird (and should probably be changed...)
2203 rectMark.Inflate(-wxGRID_CHECKMARK_MARGIN / 2);
2204 rectMark.x++;
2205 rectMark.y++;
2206 #else
2207 rectMark.Inflate(-wxGRID_CHECKMARK_MARGIN);
2208 #endif
2209
2210 dc.SetTextForeground(attr.GetTextColour());
2211 dc.DrawCheckMark(rectMark);
2212 }
2213
2214 dc.SetBrush(*wxTRANSPARENT_BRUSH);
2215 dc.SetPen(wxPen(attr.GetTextColour(), 1, wxSOLID));
2216 dc.DrawRectangle(rectBorder);
2217 }
2218
2219 // ----------------------------------------------------------------------------
2220 // wxGridCellAttr
2221 // ----------------------------------------------------------------------------
2222
2223 void wxGridCellAttr::Init(wxGridCellAttr *attrDefault)
2224 {
2225 m_nRef = 1;
2226
2227 m_isReadOnly = Unset;
2228
2229 m_renderer = NULL;
2230 m_editor = NULL;
2231
2232 m_attrkind = wxGridCellAttr::Cell;
2233
2234 m_sizeRows = m_sizeCols = 1;
2235 m_overflow = UnsetOverflow;
2236
2237 SetDefAttr(attrDefault);
2238 }
2239
2240 wxGridCellAttr *wxGridCellAttr::Clone() const
2241 {
2242 wxGridCellAttr *attr = new wxGridCellAttr(m_defGridAttr);
2243
2244 if ( HasTextColour() )
2245 attr->SetTextColour(GetTextColour());
2246 if ( HasBackgroundColour() )
2247 attr->SetBackgroundColour(GetBackgroundColour());
2248 if ( HasFont() )
2249 attr->SetFont(GetFont());
2250 if ( HasAlignment() )
2251 attr->SetAlignment(m_hAlign, m_vAlign);
2252
2253 attr->SetSize( m_sizeRows, m_sizeCols );
2254
2255 if ( m_renderer )
2256 {
2257 attr->SetRenderer(m_renderer);
2258 m_renderer->IncRef();
2259 }
2260 if ( m_editor )
2261 {
2262 attr->SetEditor(m_editor);
2263 m_editor->IncRef();
2264 }
2265
2266 if ( IsReadOnly() )
2267 attr->SetReadOnly();
2268
2269 attr->SetKind( m_attrkind );
2270
2271 return attr;
2272 }
2273
2274 void wxGridCellAttr::MergeWith(wxGridCellAttr *mergefrom)
2275 {
2276 if ( !HasTextColour() && mergefrom->HasTextColour() )
2277 SetTextColour(mergefrom->GetTextColour());
2278 if ( !HasBackgroundColour() && mergefrom->HasBackgroundColour() )
2279 SetBackgroundColour(mergefrom->GetBackgroundColour());
2280 if ( !HasFont() && mergefrom->HasFont() )
2281 SetFont(mergefrom->GetFont());
2282 if ( !HasAlignment() && mergefrom->HasAlignment() )
2283 {
2284 int hAlign, vAlign;
2285 mergefrom->GetAlignment( &hAlign, &vAlign);
2286 SetAlignment(hAlign, vAlign);
2287 }
2288 if ( !HasSize() && mergefrom->HasSize() )
2289 mergefrom->GetSize( &m_sizeRows, &m_sizeCols );
2290
2291 // Directly access member functions as GetRender/Editor don't just return
2292 // m_renderer/m_editor
2293 //
2294 // Maybe add support for merge of Render and Editor?
2295 if (!HasRenderer() && mergefrom->HasRenderer() )
2296 {
2297 m_renderer = mergefrom->m_renderer;
2298 m_renderer->IncRef();
2299 }
2300 if ( !HasEditor() && mergefrom->HasEditor() )
2301 {
2302 m_editor = mergefrom->m_editor;
2303 m_editor->IncRef();
2304 }
2305 if ( !HasReadWriteMode() && mergefrom->HasReadWriteMode() )
2306 SetReadOnly(mergefrom->IsReadOnly());
2307
2308 if (!HasOverflowMode() && mergefrom->HasOverflowMode() )
2309 SetOverflow(mergefrom->GetOverflow());
2310
2311 SetDefAttr(mergefrom->m_defGridAttr);
2312 }
2313
2314 void wxGridCellAttr::SetSize(int num_rows, int num_cols)
2315 {
2316 // The size of a cell is normally 1,1
2317
2318 // If this cell is larger (2,2) then this is the top left cell
2319 // the other cells that will be covered (lower right cells) must be
2320 // set to negative or zero values such that
2321 // row + num_rows of the covered cell points to the larger cell (this cell)
2322 // same goes for the col + num_cols.
2323
2324 // Size of 0,0 is NOT valid, neither is <=0 and any positive value
2325
2326 wxASSERT_MSG( (!((num_rows > 0) && (num_cols <= 0)) ||
2327 !((num_rows <= 0) && (num_cols > 0)) ||
2328 !((num_rows == 0) && (num_cols == 0))),
2329 wxT("wxGridCellAttr::SetSize only takes two postive values or negative/zero values"));
2330
2331 m_sizeRows = num_rows;
2332 m_sizeCols = num_cols;
2333 }
2334
2335 const wxColour& wxGridCellAttr::GetTextColour() const
2336 {
2337 if (HasTextColour())
2338 {
2339 return m_colText;
2340 }
2341 else if (m_defGridAttr && m_defGridAttr != this)
2342 {
2343 return m_defGridAttr->GetTextColour();
2344 }
2345 else
2346 {
2347 wxFAIL_MSG(wxT("Missing default cell attribute"));
2348 return wxNullColour;
2349 }
2350 }
2351
2352 const wxColour& wxGridCellAttr::GetBackgroundColour() const
2353 {
2354 if (HasBackgroundColour())
2355 {
2356 return m_colBack;
2357 }
2358 else if (m_defGridAttr && m_defGridAttr != this)
2359 {
2360 return m_defGridAttr->GetBackgroundColour();
2361 }
2362 else
2363 {
2364 wxFAIL_MSG(wxT("Missing default cell attribute"));
2365 return wxNullColour;
2366 }
2367 }
2368
2369 const wxFont& wxGridCellAttr::GetFont() const
2370 {
2371 if (HasFont())
2372 {
2373 return m_font;
2374 }
2375 else if (m_defGridAttr && m_defGridAttr != this)
2376 {
2377 return m_defGridAttr->GetFont();
2378 }
2379 else
2380 {
2381 wxFAIL_MSG(wxT("Missing default cell attribute"));
2382 return wxNullFont;
2383 }
2384 }
2385
2386 void wxGridCellAttr::GetAlignment(int *hAlign, int *vAlign) const
2387 {
2388 if (HasAlignment())
2389 {
2390 if ( hAlign )
2391 *hAlign = m_hAlign;
2392 if ( vAlign )
2393 *vAlign = m_vAlign;
2394 }
2395 else if (m_defGridAttr && m_defGridAttr != this)
2396 m_defGridAttr->GetAlignment(hAlign, vAlign);
2397 else
2398 {
2399 wxFAIL_MSG(wxT("Missing default cell attribute"));
2400 }
2401 }
2402
2403 void wxGridCellAttr::GetSize( int *num_rows, int *num_cols ) const
2404 {
2405 if ( num_rows )
2406 *num_rows = m_sizeRows;
2407 if ( num_cols )
2408 *num_cols = m_sizeCols;
2409 }
2410
2411 // GetRenderer and GetEditor use a slightly different decision path about
2412 // which attribute to use. If a non-default attr object has one then it is
2413 // used, otherwise the default editor or renderer is fetched from the grid and
2414 // used. It should be the default for the data type of the cell. If it is
2415 // NULL (because the table has a type that the grid does not have in its
2416 // registry,) then the grid's default editor or renderer is used.
2417
2418 wxGridCellRenderer* wxGridCellAttr::GetRenderer(wxGrid* grid, int row, int col) const
2419 {
2420 wxGridCellRenderer *renderer;
2421
2422 if ( m_renderer && this != m_defGridAttr )
2423 {
2424 // use the cells renderer if it has one
2425 renderer = m_renderer;
2426 renderer->IncRef();
2427 }
2428 else // no non-default cell renderer
2429 {
2430 // get default renderer for the data type
2431 if ( grid )
2432 {
2433 // GetDefaultRendererForCell() will do IncRef() for us
2434 renderer = grid->GetDefaultRendererForCell(row, col);
2435 }
2436 else
2437 {
2438 renderer = NULL;
2439 }
2440
2441 if ( !renderer )
2442 {
2443 if (m_defGridAttr && this != m_defGridAttr )
2444 {
2445 // if we still don't have one then use the grid default
2446 // (no need for IncRef() here neither)
2447 renderer = m_defGridAttr->GetRenderer(NULL, 0, 0);
2448 }
2449 else // default grid attr
2450 {
2451 // use m_renderer which we had decided not to use initially
2452 renderer = m_renderer;
2453 if ( renderer )
2454 renderer->IncRef();
2455 }
2456 }
2457 }
2458
2459 // we're supposed to always find something
2460 wxASSERT_MSG(renderer, wxT("Missing default cell renderer"));
2461
2462 return renderer;
2463 }
2464
2465 // same as above, except for s/renderer/editor/g
2466 wxGridCellEditor* wxGridCellAttr::GetEditor(wxGrid* grid, int row, int col) const
2467 {
2468 wxGridCellEditor *editor;
2469
2470 if ( m_editor && this != m_defGridAttr )
2471 {
2472 // use the cells editor if it has one
2473 editor = m_editor;
2474 editor->IncRef();
2475 }
2476 else // no non default cell editor
2477 {
2478 // get default editor for the data type
2479 if ( grid )
2480 {
2481 // GetDefaultEditorForCell() will do IncRef() for us
2482 editor = grid->GetDefaultEditorForCell(row, col);
2483 }
2484 else
2485 {
2486 editor = NULL;
2487 }
2488
2489 if ( !editor )
2490 {
2491 if ( m_defGridAttr && this != m_defGridAttr )
2492 {
2493 // if we still don't have one then use the grid default
2494 // (no need for IncRef() here neither)
2495 editor = m_defGridAttr->GetEditor(NULL, 0, 0);
2496 }
2497 else // default grid attr
2498 {
2499 // use m_editor which we had decided not to use initially
2500 editor = m_editor;
2501 if ( editor )
2502 editor->IncRef();
2503 }
2504 }
2505 }
2506
2507 // we're supposed to always find something
2508 wxASSERT_MSG(editor, wxT("Missing default cell editor"));
2509
2510 return editor;
2511 }
2512
2513 // ----------------------------------------------------------------------------
2514 // wxGridCellAttrData
2515 // ----------------------------------------------------------------------------
2516
2517 void wxGridCellAttrData::SetAttr(wxGridCellAttr *attr, int row, int col)
2518 {
2519 int n = FindIndex(row, col);
2520 if ( n == wxNOT_FOUND )
2521 {
2522 // add the attribute
2523 m_attrs.Add(new wxGridCellWithAttr(row, col, attr));
2524 }
2525 else
2526 {
2527 // free the old attribute
2528 m_attrs[(size_t)n].attr->DecRef();
2529
2530 if ( attr )
2531 {
2532 // change the attribute
2533 m_attrs[(size_t)n].attr = attr;
2534 }
2535 else
2536 {
2537 // remove this attribute
2538 m_attrs.RemoveAt((size_t)n);
2539 }
2540 }
2541 }
2542
2543 wxGridCellAttr *wxGridCellAttrData::GetAttr(int row, int col) const
2544 {
2545 wxGridCellAttr *attr = (wxGridCellAttr *)NULL;
2546
2547 int n = FindIndex(row, col);
2548 if ( n != wxNOT_FOUND )
2549 {
2550 attr = m_attrs[(size_t)n].attr;
2551 attr->IncRef();
2552 }
2553
2554 return attr;
2555 }
2556
2557 void wxGridCellAttrData::UpdateAttrRows( size_t pos, int numRows )
2558 {
2559 size_t count = m_attrs.GetCount();
2560 for ( size_t n = 0; n < count; n++ )
2561 {
2562 wxGridCellCoords& coords = m_attrs[n].coords;
2563 wxCoord row = coords.GetRow();
2564 if ((size_t)row >= pos)
2565 {
2566 if (numRows > 0)
2567 {
2568 // If rows inserted, include row counter where necessary
2569 coords.SetRow(row + numRows);
2570 }
2571 else if (numRows < 0)
2572 {
2573 // If rows deleted ...
2574 if ((size_t)row >= pos - numRows)
2575 {
2576 // ...either decrement row counter (if row still exists)...
2577 coords.SetRow(row + numRows);
2578 }
2579 else
2580 {
2581 // ...or remove the attribute
2582 // No need to DecRef the attribute itself since this is
2583 // done be wxGridCellWithAttr's destructor!
2584 m_attrs.RemoveAt(n);
2585 n--;
2586 count--;
2587 }
2588 }
2589 }
2590 }
2591 }
2592
2593 void wxGridCellAttrData::UpdateAttrCols( size_t pos, int numCols )
2594 {
2595 size_t count = m_attrs.GetCount();
2596 for ( size_t n = 0; n < count; n++ )
2597 {
2598 wxGridCellCoords& coords = m_attrs[n].coords;
2599 wxCoord col = coords.GetCol();
2600 if ( (size_t)col >= pos )
2601 {
2602 if ( numCols > 0 )
2603 {
2604 // If rows inserted, include row counter where necessary
2605 coords.SetCol(col + numCols);
2606 }
2607 else if (numCols < 0)
2608 {
2609 // If rows deleted ...
2610 if ((size_t)col >= pos - numCols)
2611 {
2612 // ...either decrement row counter (if row still exists)...
2613 coords.SetCol(col + numCols);
2614 }
2615 else
2616 {
2617 // ...or remove the attribute
2618 // No need to DecRef the attribute itself since this is
2619 // done be wxGridCellWithAttr's destructor!
2620 m_attrs.RemoveAt(n);
2621 n--;
2622 count--;
2623 }
2624 }
2625 }
2626 }
2627 }
2628
2629 int wxGridCellAttrData::FindIndex(int row, int col) const
2630 {
2631 size_t count = m_attrs.GetCount();
2632 for ( size_t n = 0; n < count; n++ )
2633 {
2634 const wxGridCellCoords& coords = m_attrs[n].coords;
2635 if ( (coords.GetRow() == row) && (coords.GetCol() == col) )
2636 {
2637 return n;
2638 }
2639 }
2640
2641 return wxNOT_FOUND;
2642 }
2643
2644 // ----------------------------------------------------------------------------
2645 // wxGridRowOrColAttrData
2646 // ----------------------------------------------------------------------------
2647
2648 wxGridRowOrColAttrData::~wxGridRowOrColAttrData()
2649 {
2650 size_t count = m_attrs.Count();
2651 for ( size_t n = 0; n < count; n++ )
2652 {
2653 m_attrs[n]->DecRef();
2654 }
2655 }
2656
2657 wxGridCellAttr *wxGridRowOrColAttrData::GetAttr(int rowOrCol) const
2658 {
2659 wxGridCellAttr *attr = (wxGridCellAttr *)NULL;
2660
2661 int n = m_rowsOrCols.Index(rowOrCol);
2662 if ( n != wxNOT_FOUND )
2663 {
2664 attr = m_attrs[(size_t)n];
2665 attr->IncRef();
2666 }
2667
2668 return attr;
2669 }
2670
2671 void wxGridRowOrColAttrData::SetAttr(wxGridCellAttr *attr, int rowOrCol)
2672 {
2673 int i = m_rowsOrCols.Index(rowOrCol);
2674 if ( i == wxNOT_FOUND )
2675 {
2676 // add the attribute
2677 m_rowsOrCols.Add(rowOrCol);
2678 m_attrs.Add(attr);
2679 }
2680 else
2681 {
2682 size_t n = (size_t)i;
2683 if ( attr )
2684 {
2685 // change the attribute
2686 m_attrs[n]->DecRef();
2687 m_attrs[n] = attr;
2688 }
2689 else
2690 {
2691 // remove this attribute
2692 m_attrs[n]->DecRef();
2693 m_rowsOrCols.RemoveAt(n);
2694 m_attrs.RemoveAt(n);
2695 }
2696 }
2697 }
2698
2699 void wxGridRowOrColAttrData::UpdateAttrRowsOrCols( size_t pos, int numRowsOrCols )
2700 {
2701 size_t count = m_attrs.GetCount();
2702 for ( size_t n = 0; n < count; n++ )
2703 {
2704 int & rowOrCol = m_rowsOrCols[n];
2705 if ( (size_t)rowOrCol >= pos )
2706 {
2707 if ( numRowsOrCols > 0 )
2708 {
2709 // If rows inserted, include row counter where necessary
2710 rowOrCol += numRowsOrCols;
2711 }
2712 else if ( numRowsOrCols < 0)
2713 {
2714 // If rows deleted, either decrement row counter (if row still exists)
2715 if ((size_t)rowOrCol >= pos - numRowsOrCols)
2716 rowOrCol += numRowsOrCols;
2717 else
2718 {
2719 m_rowsOrCols.RemoveAt(n);
2720 m_attrs[n]->DecRef();
2721 m_attrs.RemoveAt(n);
2722 n--;
2723 count--;
2724 }
2725 }
2726 }
2727 }
2728 }
2729
2730 // ----------------------------------------------------------------------------
2731 // wxGridCellAttrProvider
2732 // ----------------------------------------------------------------------------
2733
2734 wxGridCellAttrProvider::wxGridCellAttrProvider()
2735 {
2736 m_data = (wxGridCellAttrProviderData *)NULL;
2737 }
2738
2739 wxGridCellAttrProvider::~wxGridCellAttrProvider()
2740 {
2741 delete m_data;
2742 }
2743
2744 void wxGridCellAttrProvider::InitData()
2745 {
2746 m_data = new wxGridCellAttrProviderData;
2747 }
2748
2749 wxGridCellAttr *wxGridCellAttrProvider::GetAttr(int row, int col,
2750 wxGridCellAttr::wxAttrKind kind ) const
2751 {
2752 wxGridCellAttr *attr = (wxGridCellAttr *)NULL;
2753 if ( m_data )
2754 {
2755 switch (kind)
2756 {
2757 case (wxGridCellAttr::Any):
2758 // Get cached merge attributes.
2759 // Currently not used as no cache implemented as not mutable
2760 // attr = m_data->m_mergeAttr.GetAttr(row, col);
2761 if (!attr)
2762 {
2763 // Basically implement old version.
2764 // Also check merge cache, so we don't have to re-merge every time..
2765 wxGridCellAttr *attrcell = m_data->m_cellAttrs.GetAttr(row, col);
2766 wxGridCellAttr *attrrow = m_data->m_rowAttrs.GetAttr(row);
2767 wxGridCellAttr *attrcol = m_data->m_colAttrs.GetAttr(col);
2768
2769 if ((attrcell != attrrow) && (attrrow != attrcol) && (attrcell != attrcol))
2770 {
2771 // Two or more are non NULL
2772 attr = new wxGridCellAttr;
2773 attr->SetKind(wxGridCellAttr::Merged);
2774
2775 // Order is important..
2776 if (attrcell)
2777 {
2778 attr->MergeWith(attrcell);
2779 attrcell->DecRef();
2780 }
2781 if (attrcol)
2782 {
2783 attr->MergeWith(attrcol);
2784 attrcol->DecRef();
2785 }
2786 if (attrrow)
2787 {
2788 attr->MergeWith(attrrow);
2789 attrrow->DecRef();
2790 }
2791
2792 // store merge attr if cache implemented
2793 //attr->IncRef();
2794 //m_data->m_mergeAttr.SetAttr(attr, row, col);
2795 }
2796 else
2797 {
2798 // one or none is non null return it or null.
2799 if (attrrow)
2800 attr = attrrow;
2801 if (attrcol)
2802 {
2803 if (attr)
2804 attr->DecRef();
2805 attr = attrcol;
2806 }
2807 if (attrcell)
2808 {
2809 if (attr)
2810 attr->DecRef();
2811 attr = attrcell;
2812 }
2813 }
2814 }
2815 break;
2816
2817 case (wxGridCellAttr::Cell):
2818 attr = m_data->m_cellAttrs.GetAttr(row, col);
2819 break;
2820
2821 case (wxGridCellAttr::Col):
2822 attr = m_data->m_colAttrs.GetAttr(col);
2823 break;
2824
2825 case (wxGridCellAttr::Row):
2826 attr = m_data->m_rowAttrs.GetAttr(row);
2827 break;
2828
2829 default:
2830 // unused as yet...
2831 // (wxGridCellAttr::Default):
2832 // (wxGridCellAttr::Merged):
2833 break;
2834 }
2835 }
2836
2837 return attr;
2838 }
2839
2840 void wxGridCellAttrProvider::SetAttr(wxGridCellAttr *attr,
2841 int row, int col)
2842 {
2843 if ( !m_data )
2844 InitData();
2845
2846 m_data->m_cellAttrs.SetAttr(attr, row, col);
2847 }
2848
2849 void wxGridCellAttrProvider::SetRowAttr(wxGridCellAttr *attr, int row)
2850 {
2851 if ( !m_data )
2852 InitData();
2853
2854 m_data->m_rowAttrs.SetAttr(attr, row);
2855 }
2856
2857 void wxGridCellAttrProvider::SetColAttr(wxGridCellAttr *attr, int col)
2858 {
2859 if ( !m_data )
2860 InitData();
2861
2862 m_data->m_colAttrs.SetAttr(attr, col);
2863 }
2864
2865 void wxGridCellAttrProvider::UpdateAttrRows( size_t pos, int numRows )
2866 {
2867 if ( m_data )
2868 {
2869 m_data->m_cellAttrs.UpdateAttrRows( pos, numRows );
2870
2871 m_data->m_rowAttrs.UpdateAttrRowsOrCols( pos, numRows );
2872 }
2873 }
2874
2875 void wxGridCellAttrProvider::UpdateAttrCols( size_t pos, int numCols )
2876 {
2877 if ( m_data )
2878 {
2879 m_data->m_cellAttrs.UpdateAttrCols( pos, numCols );
2880
2881 m_data->m_colAttrs.UpdateAttrRowsOrCols( pos, numCols );
2882 }
2883 }
2884
2885 // ----------------------------------------------------------------------------
2886 // wxGridTypeRegistry
2887 // ----------------------------------------------------------------------------
2888
2889 wxGridTypeRegistry::~wxGridTypeRegistry()
2890 {
2891 size_t count = m_typeinfo.Count();
2892 for ( size_t i = 0; i < count; i++ )
2893 delete m_typeinfo[i];
2894 }
2895
2896 void wxGridTypeRegistry::RegisterDataType(const wxString& typeName,
2897 wxGridCellRenderer* renderer,
2898 wxGridCellEditor* editor)
2899 {
2900 wxGridDataTypeInfo* info = new wxGridDataTypeInfo(typeName, renderer, editor);
2901
2902 // is it already registered?
2903 int loc = FindRegisteredDataType(typeName);
2904 if ( loc != wxNOT_FOUND )
2905 {
2906 delete m_typeinfo[loc];
2907 m_typeinfo[loc] = info;
2908 }
2909 else
2910 {
2911 m_typeinfo.Add(info);
2912 }
2913 }
2914
2915 int wxGridTypeRegistry::FindRegisteredDataType(const wxString& typeName)
2916 {
2917 size_t count = m_typeinfo.GetCount();
2918 for ( size_t i = 0; i < count; i++ )
2919 {
2920 if ( typeName == m_typeinfo[i]->m_typeName )
2921 {
2922 return i;
2923 }
2924 }
2925
2926 return wxNOT_FOUND;
2927 }
2928
2929 int wxGridTypeRegistry::FindDataType(const wxString& typeName)
2930 {
2931 int index = FindRegisteredDataType(typeName);
2932 if ( index == wxNOT_FOUND )
2933 {
2934 // check whether this is one of the standard ones, in which case
2935 // register it "on the fly"
2936 #if wxUSE_TEXTCTRL
2937 if ( typeName == wxGRID_VALUE_STRING )
2938 {
2939 RegisterDataType(wxGRID_VALUE_STRING,
2940 new wxGridCellStringRenderer,
2941 new wxGridCellTextEditor);
2942 }
2943 else
2944 #endif // wxUSE_TEXTCTRL
2945 #if wxUSE_CHECKBOX
2946 if ( typeName == wxGRID_VALUE_BOOL )
2947 {
2948 RegisterDataType(wxGRID_VALUE_BOOL,
2949 new wxGridCellBoolRenderer,
2950 new wxGridCellBoolEditor);
2951 }
2952 else
2953 #endif // wxUSE_CHECKBOX
2954 #if wxUSE_TEXTCTRL
2955 if ( typeName == wxGRID_VALUE_NUMBER )
2956 {
2957 RegisterDataType(wxGRID_VALUE_NUMBER,
2958 new wxGridCellNumberRenderer,
2959 new wxGridCellNumberEditor);
2960 }
2961 else if ( typeName == wxGRID_VALUE_FLOAT )
2962 {
2963 RegisterDataType(wxGRID_VALUE_FLOAT,
2964 new wxGridCellFloatRenderer,
2965 new wxGridCellFloatEditor);
2966 }
2967 else
2968 #endif // wxUSE_TEXTCTRL
2969 #if wxUSE_COMBOBOX
2970 if ( typeName == wxGRID_VALUE_CHOICE )
2971 {
2972 RegisterDataType(wxGRID_VALUE_CHOICE,
2973 new wxGridCellStringRenderer,
2974 new wxGridCellChoiceEditor);
2975 }
2976 else
2977 #endif // wxUSE_COMBOBOX
2978 {
2979 return wxNOT_FOUND;
2980 }
2981
2982 // we get here only if just added the entry for this type, so return
2983 // the last index
2984 index = m_typeinfo.GetCount() - 1;
2985 }
2986
2987 return index;
2988 }
2989
2990 int wxGridTypeRegistry::FindOrCloneDataType(const wxString& typeName)
2991 {
2992 int index = FindDataType(typeName);
2993 if ( index == wxNOT_FOUND )
2994 {
2995 // the first part of the typename is the "real" type, anything after ':'
2996 // are the parameters for the renderer
2997 index = FindDataType(typeName.BeforeFirst(_T(':')));
2998 if ( index == wxNOT_FOUND )
2999 {
3000 return wxNOT_FOUND;
3001 }
3002
3003 wxGridCellRenderer *renderer = GetRenderer(index);
3004 wxGridCellRenderer *rendererOld = renderer;
3005 renderer = renderer->Clone();
3006 rendererOld->DecRef();
3007
3008 wxGridCellEditor *editor = GetEditor(index);
3009 wxGridCellEditor *editorOld = editor;
3010 editor = editor->Clone();
3011 editorOld->DecRef();
3012
3013 // do it even if there are no parameters to reset them to defaults
3014 wxString params = typeName.AfterFirst(_T(':'));
3015 renderer->SetParameters(params);
3016 editor->SetParameters(params);
3017
3018 // register the new typename
3019 RegisterDataType(typeName, renderer, editor);
3020
3021 // we just registered it, it's the last one
3022 index = m_typeinfo.GetCount() - 1;
3023 }
3024
3025 return index;
3026 }
3027
3028 wxGridCellRenderer* wxGridTypeRegistry::GetRenderer(int index)
3029 {
3030 wxGridCellRenderer* renderer = m_typeinfo[index]->m_renderer;
3031 if (renderer)
3032 renderer->IncRef();
3033
3034 return renderer;
3035 }
3036
3037 wxGridCellEditor* wxGridTypeRegistry::GetEditor(int index)
3038 {
3039 wxGridCellEditor* editor = m_typeinfo[index]->m_editor;
3040 if (editor)
3041 editor->IncRef();
3042
3043 return editor;
3044 }
3045
3046 // ----------------------------------------------------------------------------
3047 // wxGridTableBase
3048 // ----------------------------------------------------------------------------
3049
3050 IMPLEMENT_ABSTRACT_CLASS( wxGridTableBase, wxObject )
3051
3052 wxGridTableBase::wxGridTableBase()
3053 {
3054 m_view = (wxGrid *) NULL;
3055 m_attrProvider = (wxGridCellAttrProvider *) NULL;
3056 }
3057
3058 wxGridTableBase::~wxGridTableBase()
3059 {
3060 delete m_attrProvider;
3061 }
3062
3063 void wxGridTableBase::SetAttrProvider(wxGridCellAttrProvider *attrProvider)
3064 {
3065 delete m_attrProvider;
3066 m_attrProvider = attrProvider;
3067 }
3068
3069 bool wxGridTableBase::CanHaveAttributes()
3070 {
3071 if ( ! GetAttrProvider() )
3072 {
3073 // use the default attr provider by default
3074 SetAttrProvider(new wxGridCellAttrProvider);
3075 }
3076
3077 return true;
3078 }
3079
3080 wxGridCellAttr *wxGridTableBase::GetAttr(int row, int col, wxGridCellAttr::wxAttrKind kind)
3081 {
3082 if ( m_attrProvider )
3083 return m_attrProvider->GetAttr(row, col, kind);
3084 else
3085 return (wxGridCellAttr *)NULL;
3086 }
3087
3088 void wxGridTableBase::SetAttr(wxGridCellAttr* attr, int row, int col)
3089 {
3090 if ( m_attrProvider )
3091 {
3092 attr->SetKind(wxGridCellAttr::Cell);
3093 m_attrProvider->SetAttr(attr, row, col);
3094 }
3095 else
3096 {
3097 // as we take ownership of the pointer and don't store it, we must
3098 // free it now
3099 wxSafeDecRef(attr);
3100 }
3101 }
3102
3103 void wxGridTableBase::SetRowAttr(wxGridCellAttr *attr, int row)
3104 {
3105 if ( m_attrProvider )
3106 {
3107 attr->SetKind(wxGridCellAttr::Row);
3108 m_attrProvider->SetRowAttr(attr, row);
3109 }
3110 else
3111 {
3112 // as we take ownership of the pointer and don't store it, we must
3113 // free it now
3114 wxSafeDecRef(attr);
3115 }
3116 }
3117
3118 void wxGridTableBase::SetColAttr(wxGridCellAttr *attr, int col)
3119 {
3120 if ( m_attrProvider )
3121 {
3122 attr->SetKind(wxGridCellAttr::Col);
3123 m_attrProvider->SetColAttr(attr, col);
3124 }
3125 else
3126 {
3127 // as we take ownership of the pointer and don't store it, we must
3128 // free it now
3129 wxSafeDecRef(attr);
3130 }
3131 }
3132
3133 bool wxGridTableBase::InsertRows( size_t WXUNUSED(pos),
3134 size_t WXUNUSED(numRows) )
3135 {
3136 wxFAIL_MSG( wxT("Called grid table class function InsertRows\nbut your derived table class does not override this function") );
3137
3138 return false;
3139 }
3140
3141 bool wxGridTableBase::AppendRows( size_t WXUNUSED(numRows) )
3142 {
3143 wxFAIL_MSG( wxT("Called grid table class function AppendRows\nbut your derived table class does not override this function"));
3144
3145 return false;
3146 }
3147
3148 bool wxGridTableBase::DeleteRows( size_t WXUNUSED(pos),
3149 size_t WXUNUSED(numRows) )
3150 {
3151 wxFAIL_MSG( wxT("Called grid table class function DeleteRows\nbut your derived table class does not override this function"));
3152
3153 return false;
3154 }
3155
3156 bool wxGridTableBase::InsertCols( size_t WXUNUSED(pos),
3157 size_t WXUNUSED(numCols) )
3158 {
3159 wxFAIL_MSG( wxT("Called grid table class function InsertCols\nbut your derived table class does not override this function"));
3160
3161 return false;
3162 }
3163
3164 bool wxGridTableBase::AppendCols( size_t WXUNUSED(numCols) )
3165 {
3166 wxFAIL_MSG(wxT("Called grid table class function AppendCols\nbut your derived table class does not override this function"));
3167
3168 return false;
3169 }
3170
3171 bool wxGridTableBase::DeleteCols( size_t WXUNUSED(pos),
3172 size_t WXUNUSED(numCols) )
3173 {
3174 wxFAIL_MSG( wxT("Called grid table class function DeleteCols\nbut your derived table class does not override this function"));
3175
3176 return false;
3177 }
3178
3179 wxString wxGridTableBase::GetRowLabelValue( int row )
3180 {
3181 wxString s;
3182
3183 // RD: Starting the rows at zero confuses users,
3184 // no matter how much it makes sense to us geeks.
3185 s << row + 1;
3186
3187 return s;
3188 }
3189
3190 wxString wxGridTableBase::GetColLabelValue( int col )
3191 {
3192 // default col labels are:
3193 // cols 0 to 25 : A-Z
3194 // cols 26 to 675 : AA-ZZ
3195 // etc.
3196
3197 wxString s;
3198 unsigned int i, n;
3199 for ( n = 1; ; n++ )
3200 {
3201 s += (wxChar) (_T('A') + (wxChar)(col % 26));
3202 col = col / 26 - 1;
3203 if ( col < 0 )
3204 break;
3205 }
3206
3207 // reverse the string...
3208 wxString s2;
3209 for ( i = 0; i < n; i++ )
3210 {
3211 s2 += s[n - i - 1];
3212 }
3213
3214 return s2;
3215 }
3216
3217 wxString wxGridTableBase::GetTypeName( int WXUNUSED(row), int WXUNUSED(col) )
3218 {
3219 return wxGRID_VALUE_STRING;
3220 }
3221
3222 bool wxGridTableBase::CanGetValueAs( int WXUNUSED(row), int WXUNUSED(col),
3223 const wxString& typeName )
3224 {
3225 return typeName == wxGRID_VALUE_STRING;
3226 }
3227
3228 bool wxGridTableBase::CanSetValueAs( int row, int col, const wxString& typeName )
3229 {
3230 return CanGetValueAs(row, col, typeName);
3231 }
3232
3233 long wxGridTableBase::GetValueAsLong( int WXUNUSED(row), int WXUNUSED(col) )
3234 {
3235 return 0;
3236 }
3237
3238 double wxGridTableBase::GetValueAsDouble( int WXUNUSED(row), int WXUNUSED(col) )
3239 {
3240 return 0.0;
3241 }
3242
3243 bool wxGridTableBase::GetValueAsBool( int WXUNUSED(row), int WXUNUSED(col) )
3244 {
3245 return false;
3246 }
3247
3248 void wxGridTableBase::SetValueAsLong( int WXUNUSED(row), int WXUNUSED(col),
3249 long WXUNUSED(value) )
3250 {
3251 }
3252
3253 void wxGridTableBase::SetValueAsDouble( int WXUNUSED(row), int WXUNUSED(col),
3254 double WXUNUSED(value) )
3255 {
3256 }
3257
3258 void wxGridTableBase::SetValueAsBool( int WXUNUSED(row), int WXUNUSED(col),
3259 bool WXUNUSED(value) )
3260 {
3261 }
3262
3263 void* wxGridTableBase::GetValueAsCustom( int WXUNUSED(row), int WXUNUSED(col),
3264 const wxString& WXUNUSED(typeName) )
3265 {
3266 return NULL;
3267 }
3268
3269 void wxGridTableBase::SetValueAsCustom( int WXUNUSED(row), int WXUNUSED(col),
3270 const wxString& WXUNUSED(typeName),
3271 void* WXUNUSED(value) )
3272 {
3273 }
3274
3275 //////////////////////////////////////////////////////////////////////
3276 //
3277 // Message class for the grid table to send requests and notifications
3278 // to the grid view
3279 //
3280
3281 wxGridTableMessage::wxGridTableMessage()
3282 {
3283 m_table = (wxGridTableBase *) NULL;
3284 m_id = -1;
3285 m_comInt1 = -1;
3286 m_comInt2 = -1;
3287 }
3288
3289 wxGridTableMessage::wxGridTableMessage( wxGridTableBase *table, int id,
3290 int commandInt1, int commandInt2 )
3291 {
3292 m_table = table;
3293 m_id = id;
3294 m_comInt1 = commandInt1;
3295 m_comInt2 = commandInt2;
3296 }
3297
3298 //////////////////////////////////////////////////////////////////////
3299 //
3300 // A basic grid table for string data. An object of this class will
3301 // created by wxGrid if you don't specify an alternative table class.
3302 //
3303
3304 WX_DEFINE_OBJARRAY(wxGridStringArray)
3305
3306 IMPLEMENT_DYNAMIC_CLASS( wxGridStringTable, wxGridTableBase )
3307
3308 wxGridStringTable::wxGridStringTable()
3309 : wxGridTableBase()
3310 {
3311 }
3312
3313 wxGridStringTable::wxGridStringTable( int numRows, int numCols )
3314 : wxGridTableBase()
3315 {
3316 m_data.Alloc( numRows );
3317
3318 wxArrayString sa;
3319 sa.Alloc( numCols );
3320 sa.Add( wxEmptyString, numCols );
3321
3322 m_data.Add( sa, numRows );
3323 }
3324
3325 wxGridStringTable::~wxGridStringTable()
3326 {
3327 }
3328
3329 int wxGridStringTable::GetNumberRows()
3330 {
3331 return m_data.GetCount();
3332 }
3333
3334 int wxGridStringTable::GetNumberCols()
3335 {
3336 if ( m_data.GetCount() > 0 )
3337 return m_data[0].GetCount();
3338 else
3339 return 0;
3340 }
3341
3342 wxString wxGridStringTable::GetValue( int row, int col )
3343 {
3344 wxCHECK_MSG( (row < GetNumberRows()) && (col < GetNumberCols()),
3345 wxEmptyString,
3346 _T("invalid row or column index in wxGridStringTable") );
3347
3348 return m_data[row][col];
3349 }
3350
3351 void wxGridStringTable::SetValue( int row, int col, const wxString& value )
3352 {
3353 wxCHECK_RET( (row < GetNumberRows()) && (col < GetNumberCols()),
3354 _T("invalid row or column index in wxGridStringTable") );
3355
3356 m_data[row][col] = value;
3357 }
3358
3359 bool wxGridStringTable::IsEmptyCell( int row, int col )
3360 {
3361 wxCHECK_MSG( (row < GetNumberRows()) && (col < GetNumberCols()),
3362 true,
3363 _T("invalid row or column index in wxGridStringTable") );
3364
3365 return (m_data[row][col] == wxEmptyString);
3366 }
3367
3368 void wxGridStringTable::Clear()
3369 {
3370 int row, col;
3371 int numRows, numCols;
3372
3373 numRows = m_data.GetCount();
3374 if ( numRows > 0 )
3375 {
3376 numCols = m_data[0].GetCount();
3377
3378 for ( row = 0; row < numRows; row++ )
3379 {
3380 for ( col = 0; col < numCols; col++ )
3381 {
3382 m_data[row][col] = wxEmptyString;
3383 }
3384 }
3385 }
3386 }
3387
3388 bool wxGridStringTable::InsertRows( size_t pos, size_t numRows )
3389 {
3390 size_t curNumRows = m_data.GetCount();
3391 size_t curNumCols = ( curNumRows > 0 ? m_data[0].GetCount() :
3392 ( GetView() ? GetView()->GetNumberCols() : 0 ) );
3393
3394 if ( pos >= curNumRows )
3395 {
3396 return AppendRows( numRows );
3397 }
3398
3399 wxArrayString sa;
3400 sa.Alloc( curNumCols );
3401 sa.Add( wxEmptyString, curNumCols );
3402 m_data.Insert( sa, pos, numRows );
3403
3404 if ( GetView() )
3405 {
3406 wxGridTableMessage msg( this,
3407 wxGRIDTABLE_NOTIFY_ROWS_INSERTED,
3408 pos,
3409 numRows );
3410
3411 GetView()->ProcessTableMessage( msg );
3412 }
3413
3414 return true;
3415 }
3416
3417 bool wxGridStringTable::AppendRows( size_t numRows )
3418 {
3419 size_t curNumRows = m_data.GetCount();
3420 size_t curNumCols = ( curNumRows > 0
3421 ? m_data[0].GetCount()
3422 : ( GetView() ? GetView()->GetNumberCols() : 0 ) );
3423
3424 wxArrayString sa;
3425 if ( curNumCols > 0 )
3426 {
3427 sa.Alloc( curNumCols );
3428 sa.Add( wxEmptyString, curNumCols );
3429 }
3430
3431 m_data.Add( sa, numRows );
3432
3433 if ( GetView() )
3434 {
3435 wxGridTableMessage msg( this,
3436 wxGRIDTABLE_NOTIFY_ROWS_APPENDED,
3437 numRows );
3438
3439 GetView()->ProcessTableMessage( msg );
3440 }
3441
3442 return true;
3443 }
3444
3445 bool wxGridStringTable::DeleteRows( size_t pos, size_t numRows )
3446 {
3447 size_t curNumRows = m_data.GetCount();
3448
3449 if ( pos >= curNumRows )
3450 {
3451 wxFAIL_MSG( wxString::Format
3452 (
3453 wxT("Called wxGridStringTable::DeleteRows(pos=%lu, N=%lu)\nPos value is invalid for present table with %lu rows"),
3454 (unsigned long)pos,
3455 (unsigned long)numRows,
3456 (unsigned long)curNumRows
3457 ) );
3458
3459 return false;
3460 }
3461
3462 if ( numRows > curNumRows - pos )
3463 {
3464 numRows = curNumRows - pos;
3465 }
3466
3467 if ( numRows >= curNumRows )
3468 {
3469 m_data.Clear();
3470 }
3471 else
3472 {
3473 m_data.RemoveAt( pos, numRows );
3474 }
3475
3476 if ( GetView() )
3477 {
3478 wxGridTableMessage msg( this,
3479 wxGRIDTABLE_NOTIFY_ROWS_DELETED,
3480 pos,
3481 numRows );
3482
3483 GetView()->ProcessTableMessage( msg );
3484 }
3485
3486 return true;
3487 }
3488
3489 bool wxGridStringTable::InsertCols( size_t pos, size_t numCols )
3490 {
3491 size_t row, col;
3492
3493 size_t curNumRows = m_data.GetCount();
3494 size_t curNumCols = ( curNumRows > 0
3495 ? m_data[0].GetCount()
3496 : ( GetView() ? GetView()->GetNumberCols() : 0 ) );
3497
3498 if ( pos >= curNumCols )
3499 {
3500 return AppendCols( numCols );
3501 }
3502
3503 for ( row = 0; row < curNumRows; row++ )
3504 {
3505 for ( col = pos; col < pos + numCols; col++ )
3506 {
3507 m_data[row].Insert( wxEmptyString, col );
3508 }
3509 }
3510
3511 if ( GetView() )
3512 {
3513 wxGridTableMessage msg( this,
3514 wxGRIDTABLE_NOTIFY_COLS_INSERTED,
3515 pos,
3516 numCols );
3517
3518 GetView()->ProcessTableMessage( msg );
3519 }
3520
3521 return true;
3522 }
3523
3524 bool wxGridStringTable::AppendCols( size_t numCols )
3525 {
3526 size_t row;
3527
3528 size_t curNumRows = m_data.GetCount();
3529
3530 #if 0
3531 if ( !curNumRows )
3532 {
3533 // TODO: something better than this ?
3534 //
3535 wxFAIL_MSG( wxT("Unable to append cols to a grid table with no rows.\nCall AppendRows() first") );
3536 return false;
3537 }
3538 #endif
3539
3540 for ( row = 0; row < curNumRows; row++ )
3541 {
3542 m_data[row].Add( wxEmptyString, numCols );
3543 }
3544
3545 if ( GetView() )
3546 {
3547 wxGridTableMessage msg( this,
3548 wxGRIDTABLE_NOTIFY_COLS_APPENDED,
3549 numCols );
3550
3551 GetView()->ProcessTableMessage( msg );
3552 }
3553
3554 return true;
3555 }
3556
3557 bool wxGridStringTable::DeleteCols( size_t pos, size_t numCols )
3558 {
3559 size_t row;
3560
3561 size_t curNumRows = m_data.GetCount();
3562 size_t curNumCols = ( curNumRows > 0 ? m_data[0].GetCount() :
3563 ( GetView() ? GetView()->GetNumberCols() : 0 ) );
3564
3565 if ( pos >= curNumCols )
3566 {
3567 wxFAIL_MSG( wxString::Format
3568 (
3569 wxT("Called wxGridStringTable::DeleteCols(pos=%lu, N=%lu)\nPos value is invalid for present table with %lu cols"),
3570 (unsigned long)pos,
3571 (unsigned long)numCols,
3572 (unsigned long)curNumCols
3573 ) );
3574 return false;
3575 }
3576
3577 if ( numCols > curNumCols - pos )
3578 {
3579 numCols = curNumCols - pos;
3580 }
3581
3582 for ( row = 0; row < curNumRows; row++ )
3583 {
3584 if ( numCols >= curNumCols )
3585 {
3586 m_data[row].Clear();
3587 }
3588 else
3589 {
3590 m_data[row].RemoveAt( pos, numCols );
3591 }
3592 }
3593
3594 if ( GetView() )
3595 {
3596 wxGridTableMessage msg( this,
3597 wxGRIDTABLE_NOTIFY_COLS_DELETED,
3598 pos,
3599 numCols );
3600
3601 GetView()->ProcessTableMessage( msg );
3602 }
3603
3604 return true;
3605 }
3606
3607 wxString wxGridStringTable::GetRowLabelValue( int row )
3608 {
3609 if ( row > (int)(m_rowLabels.GetCount()) - 1 )
3610 {
3611 // using default label
3612 //
3613 return wxGridTableBase::GetRowLabelValue( row );
3614 }
3615 else
3616 {
3617 return m_rowLabels[row];
3618 }
3619 }
3620
3621 wxString wxGridStringTable::GetColLabelValue( int col )
3622 {
3623 if ( col > (int)(m_colLabels.GetCount()) - 1 )
3624 {
3625 // using default label
3626 //
3627 return wxGridTableBase::GetColLabelValue( col );
3628 }
3629 else
3630 {
3631 return m_colLabels[col];
3632 }
3633 }
3634
3635 void wxGridStringTable::SetRowLabelValue( int row, const wxString& value )
3636 {
3637 if ( row > (int)(m_rowLabels.GetCount()) - 1 )
3638 {
3639 int n = m_rowLabels.GetCount();
3640 int i;
3641
3642 for ( i = n; i <= row; i++ )
3643 {
3644 m_rowLabels.Add( wxGridTableBase::GetRowLabelValue(i) );
3645 }
3646 }
3647
3648 m_rowLabels[row] = value;
3649 }
3650
3651 void wxGridStringTable::SetColLabelValue( int col, const wxString& value )
3652 {
3653 if ( col > (int)(m_colLabels.GetCount()) - 1 )
3654 {
3655 int n = m_colLabels.GetCount();
3656 int i;
3657
3658 for ( i = n; i <= col; i++ )
3659 {
3660 m_colLabels.Add( wxGridTableBase::GetColLabelValue(i) );
3661 }
3662 }
3663
3664 m_colLabels[col] = value;
3665 }
3666
3667
3668 //////////////////////////////////////////////////////////////////////
3669 //////////////////////////////////////////////////////////////////////
3670
3671 IMPLEMENT_DYNAMIC_CLASS( wxGridRowLabelWindow, wxWindow )
3672
3673 BEGIN_EVENT_TABLE( wxGridRowLabelWindow, wxWindow )
3674 EVT_PAINT( wxGridRowLabelWindow::OnPaint )
3675 EVT_MOUSEWHEEL( wxGridRowLabelWindow::OnMouseWheel )
3676 EVT_MOUSE_EVENTS( wxGridRowLabelWindow::OnMouseEvent )
3677 EVT_KEY_DOWN( wxGridRowLabelWindow::OnKeyDown )
3678 EVT_KEY_UP( wxGridRowLabelWindow::OnKeyUp )
3679 EVT_CHAR( wxGridRowLabelWindow::OnChar )
3680 END_EVENT_TABLE()
3681
3682 wxGridRowLabelWindow::wxGridRowLabelWindow( wxGrid *parent,
3683 wxWindowID id,
3684 const wxPoint &pos, const wxSize &size )
3685 : wxWindow( parent, id, pos, size, wxWANTS_CHARS | wxBORDER_NONE | wxFULL_REPAINT_ON_RESIZE )
3686 {
3687 m_owner = parent;
3688 }
3689
3690 void wxGridRowLabelWindow::OnPaint( wxPaintEvent& WXUNUSED(event) )
3691 {
3692 wxPaintDC dc(this);
3693
3694 // NO - don't do this because it will set both the x and y origin
3695 // coords to match the parent scrolled window and we just want to
3696 // set the y coord - MB
3697 //
3698 // m_owner->PrepareDC( dc );
3699
3700 int x, y;
3701 m_owner->CalcUnscrolledPosition( 0, 0, &x, &y );
3702 dc.SetDeviceOrigin( 0, -y );
3703
3704 wxArrayInt rows = m_owner->CalcRowLabelsExposed( GetUpdateRegion() );
3705 m_owner->DrawRowLabels( dc, rows );
3706 }
3707
3708 void wxGridRowLabelWindow::OnMouseEvent( wxMouseEvent& event )
3709 {
3710 m_owner->ProcessRowLabelMouseEvent( event );
3711 }
3712
3713 void wxGridRowLabelWindow::OnMouseWheel( wxMouseEvent& event )
3714 {
3715 m_owner->GetEventHandler()->ProcessEvent( event );
3716 }
3717
3718 // This seems to be required for wxMotif otherwise the mouse
3719 // cursor must be in the cell edit control to get key events
3720 //
3721 void wxGridRowLabelWindow::OnKeyDown( wxKeyEvent& event )
3722 {
3723 if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3724 event.Skip();
3725 }
3726
3727 void wxGridRowLabelWindow::OnKeyUp( wxKeyEvent& event )
3728 {
3729 if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3730 event.Skip();
3731 }
3732
3733 void wxGridRowLabelWindow::OnChar( wxKeyEvent& event )
3734 {
3735 if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3736 event.Skip();
3737 }
3738
3739 //////////////////////////////////////////////////////////////////////
3740
3741 IMPLEMENT_DYNAMIC_CLASS( wxGridColLabelWindow, wxWindow )
3742
3743 BEGIN_EVENT_TABLE( wxGridColLabelWindow, wxWindow )
3744 EVT_PAINT( wxGridColLabelWindow::OnPaint )
3745 EVT_MOUSEWHEEL( wxGridColLabelWindow::OnMouseWheel )
3746 EVT_MOUSE_EVENTS( wxGridColLabelWindow::OnMouseEvent )
3747 EVT_KEY_DOWN( wxGridColLabelWindow::OnKeyDown )
3748 EVT_KEY_UP( wxGridColLabelWindow::OnKeyUp )
3749 EVT_CHAR( wxGridColLabelWindow::OnChar )
3750 END_EVENT_TABLE()
3751
3752 wxGridColLabelWindow::wxGridColLabelWindow( wxGrid *parent,
3753 wxWindowID id,
3754 const wxPoint &pos, const wxSize &size )
3755 : wxWindow( parent, id, pos, size, wxWANTS_CHARS | wxBORDER_NONE | wxFULL_REPAINT_ON_RESIZE )
3756 {
3757 m_owner = parent;
3758 }
3759
3760 void wxGridColLabelWindow::OnPaint( wxPaintEvent& WXUNUSED(event) )
3761 {
3762 wxPaintDC dc(this);
3763
3764 // NO - don't do this because it will set both the x and y origin
3765 // coords to match the parent scrolled window and we just want to
3766 // set the x coord - MB
3767 //
3768 // m_owner->PrepareDC( dc );
3769
3770 int x, y;
3771 m_owner->CalcUnscrolledPosition( 0, 0, &x, &y );
3772 dc.SetDeviceOrigin( -x, 0 );
3773
3774 wxArrayInt cols = m_owner->CalcColLabelsExposed( GetUpdateRegion() );
3775 m_owner->DrawColLabels( dc, cols );
3776 }
3777
3778 void wxGridColLabelWindow::OnMouseEvent( wxMouseEvent& event )
3779 {
3780 m_owner->ProcessColLabelMouseEvent( event );
3781 }
3782
3783 void wxGridColLabelWindow::OnMouseWheel( wxMouseEvent& event )
3784 {
3785 m_owner->GetEventHandler()->ProcessEvent( event );
3786 }
3787
3788 // This seems to be required for wxMotif otherwise the mouse
3789 // cursor must be in the cell edit control to get key events
3790 //
3791 void wxGridColLabelWindow::OnKeyDown( wxKeyEvent& event )
3792 {
3793 if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3794 event.Skip();
3795 }
3796
3797 void wxGridColLabelWindow::OnKeyUp( wxKeyEvent& event )
3798 {
3799 if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3800 event.Skip();
3801 }
3802
3803 void wxGridColLabelWindow::OnChar( wxKeyEvent& event )
3804 {
3805 if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3806 event.Skip();
3807 }
3808
3809 //////////////////////////////////////////////////////////////////////
3810
3811 IMPLEMENT_DYNAMIC_CLASS( wxGridCornerLabelWindow, wxWindow )
3812
3813 BEGIN_EVENT_TABLE( wxGridCornerLabelWindow, wxWindow )
3814 EVT_MOUSEWHEEL( wxGridCornerLabelWindow::OnMouseWheel )
3815 EVT_MOUSE_EVENTS( wxGridCornerLabelWindow::OnMouseEvent )
3816 EVT_PAINT( wxGridCornerLabelWindow::OnPaint )
3817 EVT_KEY_DOWN( wxGridCornerLabelWindow::OnKeyDown )
3818 EVT_KEY_UP( wxGridCornerLabelWindow::OnKeyUp )
3819 EVT_CHAR( wxGridCornerLabelWindow::OnChar )
3820 END_EVENT_TABLE()
3821
3822 wxGridCornerLabelWindow::wxGridCornerLabelWindow( wxGrid *parent,
3823 wxWindowID id,
3824 const wxPoint &pos, const wxSize &size )
3825 : wxWindow( parent, id, pos, size, wxWANTS_CHARS | wxBORDER_NONE | wxFULL_REPAINT_ON_RESIZE )
3826 {
3827 m_owner = parent;
3828 }
3829
3830 void wxGridCornerLabelWindow::OnPaint( wxPaintEvent& WXUNUSED(event) )
3831 {
3832 wxPaintDC dc(this);
3833
3834 int client_height = 0;
3835 int client_width = 0;
3836 GetClientSize( &client_width, &client_height );
3837
3838 // VZ: any reason for this ifdef? (FIXME)
3839 #ifdef __WXGTK__
3840 wxRect rect;
3841 rect.SetX( 1 );
3842 rect.SetY( 1 );
3843 rect.SetWidth( client_width - 2 );
3844 rect.SetHeight( client_height - 2 );
3845
3846 wxRendererNative::Get().DrawHeaderButton( this, dc, rect, 0 );
3847 #else // !__WXGTK__
3848 dc.SetPen( wxPen(wxSystemSettings::GetColour(wxSYS_COLOUR_3DDKSHADOW), 1, wxSOLID) );
3849 dc.DrawLine( client_width - 1, client_height - 1, client_width - 1, 0 );
3850 dc.DrawLine( client_width - 1, client_height - 1, 0, client_height - 1 );
3851 dc.DrawLine( 0, 0, client_width, 0 );
3852 dc.DrawLine( 0, 0, 0, client_height );
3853
3854 dc.SetPen( *wxWHITE_PEN );
3855 dc.DrawLine( 1, 1, client_width - 1, 1 );
3856 dc.DrawLine( 1, 1, 1, client_height - 1 );
3857 #endif
3858 }
3859
3860 void wxGridCornerLabelWindow::OnMouseEvent( wxMouseEvent& event )
3861 {
3862 m_owner->ProcessCornerLabelMouseEvent( event );
3863 }
3864
3865 void wxGridCornerLabelWindow::OnMouseWheel( wxMouseEvent& event )
3866 {
3867 m_owner->GetEventHandler()->ProcessEvent(event);
3868 }
3869
3870 // This seems to be required for wxMotif otherwise the mouse
3871 // cursor must be in the cell edit control to get key events
3872 //
3873 void wxGridCornerLabelWindow::OnKeyDown( wxKeyEvent& event )
3874 {
3875 if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3876 event.Skip();
3877 }
3878
3879 void wxGridCornerLabelWindow::OnKeyUp( wxKeyEvent& event )
3880 {
3881 if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3882 event.Skip();
3883 }
3884
3885 void wxGridCornerLabelWindow::OnChar( wxKeyEvent& event )
3886 {
3887 if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3888 event.Skip();
3889 }
3890
3891 //////////////////////////////////////////////////////////////////////
3892
3893 IMPLEMENT_DYNAMIC_CLASS( wxGridWindow, wxWindow )
3894
3895 BEGIN_EVENT_TABLE( wxGridWindow, wxWindow )
3896 EVT_PAINT( wxGridWindow::OnPaint )
3897 EVT_MOUSEWHEEL( wxGridWindow::OnMouseWheel )
3898 EVT_MOUSE_EVENTS( wxGridWindow::OnMouseEvent )
3899 EVT_KEY_DOWN( wxGridWindow::OnKeyDown )
3900 EVT_KEY_UP( wxGridWindow::OnKeyUp )
3901 EVT_CHAR( wxGridWindow::OnChar )
3902 EVT_SET_FOCUS( wxGridWindow::OnFocus )
3903 EVT_KILL_FOCUS( wxGridWindow::OnFocus )
3904 EVT_ERASE_BACKGROUND( wxGridWindow::OnEraseBackground )
3905 END_EVENT_TABLE()
3906
3907 wxGridWindow::wxGridWindow( wxGrid *parent,
3908 wxGridRowLabelWindow *rowLblWin,
3909 wxGridColLabelWindow *colLblWin,
3910 wxWindowID id,
3911 const wxPoint &pos,
3912 const wxSize &size )
3913 : wxWindow(
3914 parent, id, pos, size,
3915 wxWANTS_CHARS | wxBORDER_NONE | wxCLIP_CHILDREN | wxFULL_REPAINT_ON_RESIZE,
3916 wxT("grid window") )
3917 {
3918 m_owner = parent;
3919 m_rowLabelWin = rowLblWin;
3920 m_colLabelWin = colLblWin;
3921 }
3922
3923 void wxGridWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
3924 {
3925 wxPaintDC dc( this );
3926 m_owner->PrepareDC( dc );
3927 wxRegion reg = GetUpdateRegion();
3928 wxGridCellCoordsArray dirtyCells = m_owner->CalcCellsExposed( reg );
3929 m_owner->DrawGridCellArea( dc, dirtyCells );
3930
3931 #if WXGRID_DRAW_LINES
3932 m_owner->DrawAllGridLines( dc, reg );
3933 #endif
3934
3935 m_owner->DrawGridSpace( dc );
3936 m_owner->DrawHighlight( dc, dirtyCells );
3937 }
3938
3939 void wxGridWindow::ScrollWindow( int dx, int dy, const wxRect *rect )
3940 {
3941 wxWindow::ScrollWindow( dx, dy, rect );
3942 m_rowLabelWin->ScrollWindow( 0, dy, rect );
3943 m_colLabelWin->ScrollWindow( dx, 0, rect );
3944 }
3945
3946 void wxGridWindow::OnMouseEvent( wxMouseEvent& event )
3947 {
3948 if (event.ButtonDown(wxMOUSE_BTN_LEFT) && FindFocus() != this)
3949 SetFocus();
3950
3951 m_owner->ProcessGridCellMouseEvent( event );
3952 }
3953
3954 void wxGridWindow::OnMouseWheel( wxMouseEvent& event )
3955 {
3956 m_owner->GetEventHandler()->ProcessEvent( event );
3957 }
3958
3959 // This seems to be required for wxMotif/wxGTK otherwise the mouse
3960 // cursor must be in the cell edit control to get key events
3961 //
3962 void wxGridWindow::OnKeyDown( wxKeyEvent& event )
3963 {
3964 if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3965 event.Skip();
3966 }
3967
3968 void wxGridWindow::OnKeyUp( wxKeyEvent& event )
3969 {
3970 if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3971 event.Skip();
3972 }
3973
3974 void wxGridWindow::OnChar( wxKeyEvent& event )
3975 {
3976 if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3977 event.Skip();
3978 }
3979
3980 void wxGridWindow::OnEraseBackground( wxEraseEvent& WXUNUSED(event) )
3981 {
3982 }
3983
3984 void wxGridWindow::OnFocus(wxFocusEvent& event)
3985 {
3986 if ( !m_owner->GetEventHandler()->ProcessEvent( event ) )
3987 event.Skip();
3988 }
3989
3990 //////////////////////////////////////////////////////////////////////
3991
3992 // Internal Helper function for computing row or column from some
3993 // (unscrolled) coordinate value, using either
3994 // m_defaultRowHeight/m_defaultColWidth or binary search on array
3995 // of m_rowBottoms/m_ColRights to speed up the search!
3996
3997 // Internal helper macros for simpler use of that function
3998
3999 static int CoordToRowOrCol(int coord, int defaultDist, int minDist,
4000 const wxArrayInt& BorderArray, int nMax,
4001 bool clipToMinMax);
4002
4003 #define internalXToCol(x) CoordToRowOrCol(x, m_defaultColWidth, \
4004 m_minAcceptableColWidth, \
4005 m_colRights, m_numCols, true)
4006 #define internalYToRow(y) CoordToRowOrCol(y, m_defaultRowHeight, \
4007 m_minAcceptableRowHeight, \
4008 m_rowBottoms, m_numRows, true)
4009
4010 /////////////////////////////////////////////////////////////////////
4011
4012 #if wxUSE_EXTENDED_RTTI
4013 WX_DEFINE_FLAGS( wxGridStyle )
4014
4015 wxBEGIN_FLAGS( wxGridStyle )
4016 // new style border flags, we put them first to
4017 // use them for streaming out
4018 wxFLAGS_MEMBER(wxBORDER_SIMPLE)
4019 wxFLAGS_MEMBER(wxBORDER_SUNKEN)
4020 wxFLAGS_MEMBER(wxBORDER_DOUBLE)
4021 wxFLAGS_MEMBER(wxBORDER_RAISED)
4022 wxFLAGS_MEMBER(wxBORDER_STATIC)
4023 wxFLAGS_MEMBER(wxBORDER_NONE)
4024
4025 // old style border flags
4026 wxFLAGS_MEMBER(wxSIMPLE_BORDER)
4027 wxFLAGS_MEMBER(wxSUNKEN_BORDER)
4028 wxFLAGS_MEMBER(wxDOUBLE_BORDER)
4029 wxFLAGS_MEMBER(wxRAISED_BORDER)
4030 wxFLAGS_MEMBER(wxSTATIC_BORDER)
4031 wxFLAGS_MEMBER(wxBORDER)
4032
4033 // standard window styles
4034 wxFLAGS_MEMBER(wxTAB_TRAVERSAL)
4035 wxFLAGS_MEMBER(wxCLIP_CHILDREN)
4036 wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW)
4037 wxFLAGS_MEMBER(wxWANTS_CHARS)
4038 wxFLAGS_MEMBER(wxFULL_REPAINT_ON_RESIZE)
4039 wxFLAGS_MEMBER(wxALWAYS_SHOW_SB)
4040 wxFLAGS_MEMBER(wxVSCROLL)
4041 wxFLAGS_MEMBER(wxHSCROLL)
4042
4043 wxEND_FLAGS( wxGridStyle )
4044
4045 IMPLEMENT_DYNAMIC_CLASS_XTI(wxGrid, wxScrolledWindow,"wx/grid.h")
4046
4047 wxBEGIN_PROPERTIES_TABLE(wxGrid)
4048 wxHIDE_PROPERTY( Children )
4049 wxPROPERTY_FLAGS( WindowStyle , wxGridStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , EMPTY_MACROVALUE, 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style
4050 wxEND_PROPERTIES_TABLE()
4051
4052 wxBEGIN_HANDLERS_TABLE(wxGrid)
4053 wxEND_HANDLERS_TABLE()
4054
4055 wxCONSTRUCTOR_5( wxGrid , wxWindow* , Parent , wxWindowID , Id , wxPoint , Position , wxSize , Size , long , WindowStyle )
4056
4057 /*
4058 TODO : Expose more information of a list's layout, etc. via appropriate objects (e.g., NotebookPageInfo)
4059 */
4060 #else
4061 IMPLEMENT_DYNAMIC_CLASS( wxGrid, wxScrolledWindow )
4062 #endif
4063
4064 BEGIN_EVENT_TABLE( wxGrid, wxScrolledWindow )
4065 EVT_PAINT( wxGrid::OnPaint )
4066 EVT_SIZE( wxGrid::OnSize )
4067 EVT_KEY_DOWN( wxGrid::OnKeyDown )
4068 EVT_KEY_UP( wxGrid::OnKeyUp )
4069 EVT_CHAR ( wxGrid::OnChar )
4070 EVT_ERASE_BACKGROUND( wxGrid::OnEraseBackground )
4071 END_EVENT_TABLE()
4072
4073 wxGrid::wxGrid()
4074 {
4075 // in order to make sure that a size event is not
4076 // trigerred in a unfinished state
4077 m_cornerLabelWin = NULL;
4078 m_rowLabelWin = NULL;
4079 m_colLabelWin = NULL;
4080 m_gridWin = NULL;
4081 }
4082
4083 wxGrid::wxGrid( wxWindow *parent,
4084 wxWindowID id,
4085 const wxPoint& pos,
4086 const wxSize& size,
4087 long style,
4088 const wxString& name )
4089 : wxScrolledWindow( parent, id, pos, size, (style | wxWANTS_CHARS), name ),
4090 m_colMinWidths(GRID_HASH_SIZE),
4091 m_rowMinHeights(GRID_HASH_SIZE)
4092 {
4093 Create();
4094 SetBestFittingSize(size);
4095 }
4096
4097 bool wxGrid::Create(wxWindow *parent, wxWindowID id,
4098 const wxPoint& pos, const wxSize& size,
4099 long style, const wxString& name)
4100 {
4101 if (!wxScrolledWindow::Create(parent, id, pos, size,
4102 style | wxWANTS_CHARS , name))
4103 return false;
4104
4105 m_colMinWidths = wxLongToLongHashMap(GRID_HASH_SIZE);
4106 m_rowMinHeights = wxLongToLongHashMap(GRID_HASH_SIZE);
4107
4108 Create();
4109 SetBestFittingSize(size);
4110
4111 return true;
4112 }
4113
4114 wxGrid::~wxGrid()
4115 {
4116 // Must do this or ~wxScrollHelper will pop the wrong event handler
4117 SetTargetWindow(this);
4118 ClearAttrCache();
4119 wxSafeDecRef(m_defaultCellAttr);
4120
4121 #ifdef DEBUG_ATTR_CACHE
4122 size_t total = gs_nAttrCacheHits + gs_nAttrCacheMisses;
4123 wxPrintf(_T("wxGrid attribute cache statistics: "
4124 "total: %u, hits: %u (%u%%)\n"),
4125 total, gs_nAttrCacheHits,
4126 total ? (gs_nAttrCacheHits*100) / total : 0);
4127 #endif
4128
4129 if (m_ownTable)
4130 delete m_table;
4131
4132 delete m_typeRegistry;
4133 delete m_selection;
4134 }
4135
4136 //
4137 // ----- internal init and update functions
4138 //
4139
4140 // NOTE: If using the default visual attributes works everywhere then this can
4141 // be removed as well as the #else cases below.
4142 #define _USE_VISATTR 0
4143
4144 #if _USE_VISATTR
4145 #include "wx/listbox.h"
4146 #endif
4147
4148 void wxGrid::Create()
4149 {
4150 // set to true by CreateGrid
4151 m_created = false;
4152
4153 // create the type registry
4154 m_typeRegistry = new wxGridTypeRegistry;
4155 m_selection = NULL;
4156
4157 m_table = (wxGridTableBase *) NULL;
4158 m_ownTable = false;
4159
4160 m_cellEditCtrlEnabled = false;
4161
4162 m_defaultCellAttr = new wxGridCellAttr();
4163
4164 // Set default cell attributes
4165 m_defaultCellAttr->SetDefAttr(m_defaultCellAttr);
4166 m_defaultCellAttr->SetKind(wxGridCellAttr::Default);
4167 m_defaultCellAttr->SetFont(GetFont());
4168 m_defaultCellAttr->SetAlignment(wxALIGN_LEFT, wxALIGN_TOP);
4169 m_defaultCellAttr->SetRenderer(new wxGridCellStringRenderer);
4170 m_defaultCellAttr->SetEditor(new wxGridCellTextEditor);
4171
4172 #if _USE_VISATTR
4173 wxVisualAttributes gva = wxListBox::GetClassDefaultAttributes();
4174 wxVisualAttributes lva = wxPanel::GetClassDefaultAttributes();
4175
4176 m_defaultCellAttr->SetTextColour(gva.colFg);
4177 m_defaultCellAttr->SetBackgroundColour(gva.colBg);
4178
4179 #else
4180 m_defaultCellAttr->SetTextColour(
4181 wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOWTEXT));
4182 m_defaultCellAttr->SetBackgroundColour(
4183 wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW));
4184 #endif
4185
4186 m_numRows = 0;
4187 m_numCols = 0;
4188 m_currentCellCoords = wxGridNoCellCoords;
4189
4190 m_rowLabelWidth = WXGRID_DEFAULT_ROW_LABEL_WIDTH;
4191 m_colLabelHeight = WXGRID_DEFAULT_COL_LABEL_HEIGHT;
4192
4193 // subwindow components that make up the wxGrid
4194 m_rowLabelWin = new wxGridRowLabelWindow( this,
4195 wxID_ANY,
4196 wxDefaultPosition,
4197 wxDefaultSize );
4198
4199 m_colLabelWin = new wxGridColLabelWindow( this,
4200 wxID_ANY,
4201 wxDefaultPosition,
4202 wxDefaultSize );
4203
4204 m_cornerLabelWin = new wxGridCornerLabelWindow( this,
4205 wxID_ANY,
4206 wxDefaultPosition,
4207 wxDefaultSize );
4208
4209 m_gridWin = new wxGridWindow( this,
4210 m_rowLabelWin,
4211 m_colLabelWin,
4212 wxID_ANY,
4213 wxDefaultPosition,
4214 wxDefaultSize );
4215
4216 SetTargetWindow( m_gridWin );
4217
4218 #if _USE_VISATTR
4219 wxColour gfg = gva.colFg;
4220 wxColour gbg = gva.colBg;
4221 wxColour lfg = lva.colFg;
4222 wxColour lbg = lva.colBg;
4223 #else
4224 wxColour gfg = wxSystemSettings::GetColour( wxSYS_COLOUR_WINDOWTEXT );
4225 wxColour gbg = wxSystemSettings::GetColour( wxSYS_COLOUR_WINDOW );
4226 wxColour lfg = wxSystemSettings::GetColour( wxSYS_COLOUR_WINDOWTEXT );
4227 wxColour lbg = wxSystemSettings::GetColour( wxSYS_COLOUR_BTNFACE );
4228 #endif
4229
4230 m_cornerLabelWin->SetOwnForegroundColour(lfg);
4231 m_cornerLabelWin->SetOwnBackgroundColour(lbg);
4232 m_rowLabelWin->SetOwnForegroundColour(lfg);
4233 m_rowLabelWin->SetOwnBackgroundColour(lbg);
4234 m_colLabelWin->SetOwnForegroundColour(lfg);
4235 m_colLabelWin->SetOwnBackgroundColour(lbg);
4236
4237 m_gridWin->SetOwnForegroundColour(gfg);
4238 m_gridWin->SetOwnBackgroundColour(gbg);
4239
4240 Init();
4241 }
4242
4243 bool wxGrid::CreateGrid( int numRows, int numCols,
4244 wxGrid::wxGridSelectionModes selmode )
4245 {
4246 wxCHECK_MSG( !m_created,
4247 false,
4248 wxT("wxGrid::CreateGrid or wxGrid::SetTable called more than once") );
4249
4250 m_numRows = numRows;
4251 m_numCols = numCols;
4252
4253 m_table = new wxGridStringTable( m_numRows, m_numCols );
4254 m_table->SetView( this );
4255 m_ownTable = true;
4256 m_selection = new wxGridSelection( this, selmode );
4257
4258 CalcDimensions();
4259
4260 m_created = true;
4261
4262 return m_created;
4263 }
4264
4265 void wxGrid::SetSelectionMode(wxGrid::wxGridSelectionModes selmode)
4266 {
4267 wxCHECK_RET( m_created,
4268 wxT("Called wxGrid::SetSelectionMode() before calling CreateGrid()") );
4269
4270 m_selection->SetSelectionMode( selmode );
4271 }
4272
4273 wxGrid::wxGridSelectionModes wxGrid::GetSelectionMode() const
4274 {
4275 wxCHECK_MSG( m_created, wxGrid::wxGridSelectCells,
4276 wxT("Called wxGrid::GetSelectionMode() before calling CreateGrid()") );
4277
4278 return m_selection->GetSelectionMode();
4279 }
4280
4281 bool wxGrid::SetTable( wxGridTableBase *table, bool takeOwnership,
4282 wxGrid::wxGridSelectionModes selmode )
4283 {
4284 if ( m_created )
4285 {
4286 // stop all processing
4287 m_created = false;
4288
4289 if (m_ownTable)
4290 {
4291 wxGridTableBase *t = m_table;
4292 m_table = NULL;
4293 delete t;
4294 }
4295
4296 delete m_selection;
4297
4298 m_table = NULL;
4299 m_selection = NULL;
4300 m_numRows = 0;
4301 m_numCols = 0;
4302 }
4303
4304 if (table)
4305 {
4306 m_numRows = table->GetNumberRows();
4307 m_numCols = table->GetNumberCols();
4308
4309 m_table = table;
4310 m_table->SetView( this );
4311 m_ownTable = takeOwnership;
4312 m_selection = new wxGridSelection( this, selmode );
4313
4314 CalcDimensions();
4315
4316 m_created = true;
4317 }
4318
4319 return m_created;
4320 }
4321
4322 void wxGrid::Init()
4323 {
4324 m_rowLabelWidth = WXGRID_DEFAULT_ROW_LABEL_WIDTH;
4325 m_colLabelHeight = WXGRID_DEFAULT_COL_LABEL_HEIGHT;
4326
4327 if ( m_rowLabelWin )
4328 {
4329 m_labelBackgroundColour = m_rowLabelWin->GetBackgroundColour();
4330 }
4331 else
4332 {
4333 m_labelBackgroundColour = *wxWHITE;
4334 }
4335
4336 m_labelTextColour = *wxBLACK;
4337
4338 // init attr cache
4339 m_attrCache.row = -1;
4340 m_attrCache.col = -1;
4341 m_attrCache.attr = NULL;
4342
4343 // TODO: something better than this ?
4344 //
4345 m_labelFont = this->GetFont();
4346 m_labelFont.SetWeight( wxBOLD );
4347
4348 m_rowLabelHorizAlign = wxALIGN_CENTRE;
4349 m_rowLabelVertAlign = wxALIGN_CENTRE;
4350
4351 m_colLabelHorizAlign = wxALIGN_CENTRE;
4352 m_colLabelVertAlign = wxALIGN_CENTRE;
4353 m_colLabelTextOrientation = wxHORIZONTAL;
4354
4355 m_defaultColWidth = WXGRID_DEFAULT_COL_WIDTH;
4356 m_defaultRowHeight = m_gridWin->GetCharHeight();
4357
4358 m_minAcceptableColWidth = WXGRID_MIN_COL_WIDTH;
4359 m_minAcceptableRowHeight = WXGRID_MIN_ROW_HEIGHT;
4360
4361 #if defined(__WXMOTIF__) || defined(__WXGTK__) // see also text ctrl sizing in ShowCellEditControl()
4362 m_defaultRowHeight += 8;
4363 #else
4364 m_defaultRowHeight += 4;
4365 #endif
4366
4367 m_gridLineColour = wxColour( 192,192,192 );
4368 m_gridLinesEnabled = true;
4369 m_cellHighlightColour = *wxBLACK;
4370 m_cellHighlightPenWidth = 2;
4371 m_cellHighlightROPenWidth = 1;
4372
4373 m_cursorMode = WXGRID_CURSOR_SELECT_CELL;
4374 m_winCapture = (wxWindow *)NULL;
4375 m_canDragRowSize = true;
4376 m_canDragColSize = true;
4377 m_canDragGridSize = true;
4378 m_canDragCell = false;
4379 m_dragLastPos = -1;
4380 m_dragRowOrCol = -1;
4381 m_isDragging = false;
4382 m_startDragPos = wxDefaultPosition;
4383
4384 m_waitForSlowClick = false;
4385
4386 m_rowResizeCursor = wxCursor( wxCURSOR_SIZENS );
4387 m_colResizeCursor = wxCursor( wxCURSOR_SIZEWE );
4388
4389 m_currentCellCoords = wxGridNoCellCoords;
4390
4391 m_selectingTopLeft = wxGridNoCellCoords;
4392 m_selectingBottomRight = wxGridNoCellCoords;
4393 m_selectionBackground = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHT);
4394 m_selectionForeground = wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHTTEXT);
4395
4396 m_editable = true; // default for whole grid
4397
4398 m_inOnKeyDown = false;
4399 m_batchCount = 0;
4400
4401 m_extraWidth =
4402 m_extraHeight = 0;
4403
4404 m_scrollLineX = GRID_SCROLL_LINE_X;
4405 m_scrollLineY = GRID_SCROLL_LINE_Y;
4406 }
4407
4408 // ----------------------------------------------------------------------------
4409 // the idea is to call these functions only when necessary because they create
4410 // quite big arrays which eat memory mostly unnecessary - in particular, if
4411 // default widths/heights are used for all rows/columns, we may not use these
4412 // arrays at all
4413 //
4414 // with some extra code, it should be possible to only store the
4415 // widths/heights different from default ones but this will be done later...
4416 // ----------------------------------------------------------------------------
4417
4418 void wxGrid::InitRowHeights()
4419 {
4420 m_rowHeights.Empty();
4421 m_rowBottoms.Empty();
4422
4423 m_rowHeights.Alloc( m_numRows );
4424 m_rowBottoms.Alloc( m_numRows );
4425
4426 int rowBottom = 0;
4427
4428 m_rowHeights.Add( m_defaultRowHeight, m_numRows );
4429
4430 for ( int i = 0; i < m_numRows; i++ )
4431 {
4432 rowBottom += m_defaultRowHeight;
4433 m_rowBottoms.Add( rowBottom );
4434 }
4435 }
4436
4437 void wxGrid::InitColWidths()
4438 {
4439 m_colWidths.Empty();
4440 m_colRights.Empty();
4441
4442 m_colWidths.Alloc( m_numCols );
4443 m_colRights.Alloc( m_numCols );
4444 int colRight = 0;
4445
4446 m_colWidths.Add( m_defaultColWidth, m_numCols );
4447
4448 for ( int i = 0; i < m_numCols; i++ )
4449 {
4450 colRight += m_defaultColWidth;
4451 m_colRights.Add( colRight );
4452 }
4453 }
4454
4455 int wxGrid::GetColWidth(int col) const
4456 {
4457 return m_colWidths.IsEmpty() ? m_defaultColWidth : m_colWidths[col];
4458 }
4459
4460 int wxGrid::GetColLeft(int col) const
4461 {
4462 return m_colRights.IsEmpty() ? col * m_defaultColWidth
4463 : m_colRights[col] - m_colWidths[col];
4464 }
4465
4466 int wxGrid::GetColRight(int col) const
4467 {
4468 return m_colRights.IsEmpty() ? (col + 1) * m_defaultColWidth
4469 : m_colRights[col];
4470 }
4471
4472 int wxGrid::GetRowHeight(int row) const
4473 {
4474 return m_rowHeights.IsEmpty() ? m_defaultRowHeight : m_rowHeights[row];
4475 }
4476
4477 int wxGrid::GetRowTop(int row) const
4478 {
4479 return m_rowBottoms.IsEmpty() ? row * m_defaultRowHeight
4480 : m_rowBottoms[row] - m_rowHeights[row];
4481 }
4482
4483 int wxGrid::GetRowBottom(int row) const
4484 {
4485 return m_rowBottoms.IsEmpty() ? (row + 1) * m_defaultRowHeight
4486 : m_rowBottoms[row];
4487 }
4488
4489 void wxGrid::CalcDimensions()
4490 {
4491 int cw, ch;
4492 GetClientSize( &cw, &ch );
4493
4494 if ( m_rowLabelWin->IsShown() )
4495 cw -= m_rowLabelWidth;
4496 if ( m_colLabelWin->IsShown() )
4497 ch -= m_colLabelHeight;
4498
4499 // grid total size
4500 int w = m_numCols > 0 ? GetColRight(m_numCols - 1) + m_extraWidth + 1 : 0;
4501 int h = m_numRows > 0 ? GetRowBottom(m_numRows - 1) + m_extraHeight + 1 : 0;
4502
4503 // take into account editor if shown
4504 if ( IsCellEditControlShown() )
4505 {
4506 int w2, h2;
4507 int r = m_currentCellCoords.GetRow();
4508 int c = m_currentCellCoords.GetCol();
4509 int x = GetColLeft(c);
4510 int y = GetRowTop(r);
4511
4512 // how big is the editor
4513 wxGridCellAttr* attr = GetCellAttr(r, c);
4514 wxGridCellEditor* editor = attr->GetEditor(this, r, c);
4515 editor->GetControl()->GetSize(&w2, &h2);
4516 w2 += x;
4517 h2 += y;
4518 if ( w2 > w )
4519 w = w2;
4520 if ( h2 > h )
4521 h = h2;
4522 editor->DecRef();
4523 attr->DecRef();
4524 }
4525
4526 // preserve (more or less) the previous position
4527 int x, y;
4528 GetViewStart( &x, &y );
4529
4530 // ensure the position is valid for the new scroll ranges
4531 if ( x >= w )
4532 x = wxMax( w - 1, 0 );
4533 if ( y >= h )
4534 y = wxMax( h - 1, 0 );
4535
4536 // do set scrollbar parameters
4537 SetScrollbars( m_scrollLineX, m_scrollLineY,
4538 GetScrollX(w), GetScrollY(h), x, y,
4539 GetBatchCount() != 0);
4540
4541 // if our OnSize() hadn't been called (it would if we have scrollbars), we
4542 // still must reposition the children
4543 CalcWindowSizes();
4544 }
4545
4546 void wxGrid::CalcWindowSizes()
4547 {
4548 // escape if the window is has not been fully created yet
4549
4550 if ( m_cornerLabelWin == NULL )
4551 return;
4552
4553 int cw, ch;
4554 GetClientSize( &cw, &ch );
4555
4556 if ( m_cornerLabelWin && m_cornerLabelWin->IsShown() )
4557 m_cornerLabelWin->SetSize( 0, 0, m_rowLabelWidth, m_colLabelHeight );
4558
4559 if ( m_colLabelWin && m_colLabelWin->IsShown() )
4560 m_colLabelWin->SetSize( m_rowLabelWidth, 0, cw - m_rowLabelWidth, m_colLabelHeight);
4561
4562 if ( m_rowLabelWin && m_rowLabelWin->IsShown() )
4563 m_rowLabelWin->SetSize( 0, m_colLabelHeight, m_rowLabelWidth, ch - m_colLabelHeight);
4564
4565 if ( m_gridWin && m_gridWin->IsShown() )
4566 m_gridWin->SetSize( m_rowLabelWidth, m_colLabelHeight, cw - m_rowLabelWidth, ch - m_colLabelHeight);
4567 }
4568
4569 // this is called when the grid table sends a message
4570 // to indicate that it has been redimensioned
4571 //
4572 bool wxGrid::Redimension( wxGridTableMessage& msg )
4573 {
4574 int i;
4575 bool result = false;
4576
4577 // Clear the attribute cache as the attribute might refer to a different
4578 // cell than stored in the cache after adding/removing rows/columns.
4579 ClearAttrCache();
4580
4581 // By the same reasoning, the editor should be dismissed if columns are
4582 // added or removed. And for consistency, it should IMHO always be
4583 // removed, not only if the cell "underneath" it actually changes.
4584 // For now, I intentionally do not save the editor's content as the
4585 // cell it might want to save that stuff to might no longer exist.
4586 HideCellEditControl();
4587
4588 #if 0
4589 // if we were using the default widths/heights so far, we must change them
4590 // now
4591 if ( m_colWidths.IsEmpty() )
4592 {
4593 InitColWidths();
4594 }
4595
4596 if ( m_rowHeights.IsEmpty() )
4597 {
4598 InitRowHeights();
4599 }
4600 #endif
4601
4602 switch ( msg.GetId() )
4603 {
4604 case wxGRIDTABLE_NOTIFY_ROWS_INSERTED:
4605 {
4606 size_t pos = msg.GetCommandInt();
4607 int numRows = msg.GetCommandInt2();
4608
4609 m_numRows += numRows;
4610
4611 if ( !m_rowHeights.IsEmpty() )
4612 {
4613 m_rowHeights.Insert( m_defaultRowHeight, pos, numRows );
4614 m_rowBottoms.Insert( 0, pos, numRows );
4615
4616 int bottom = 0;
4617 if ( pos > 0 )
4618 bottom = m_rowBottoms[pos - 1];
4619
4620 for ( i = pos; i < m_numRows; i++ )
4621 {
4622 bottom += m_rowHeights[i];
4623 m_rowBottoms[i] = bottom;
4624 }
4625 }
4626
4627 if ( m_currentCellCoords == wxGridNoCellCoords )
4628 {
4629 // if we have just inserted cols into an empty grid the current
4630 // cell will be undefined...
4631 //
4632 SetCurrentCell( 0, 0 );
4633 }
4634
4635 if ( m_selection )
4636 m_selection->UpdateRows( pos, numRows );
4637 wxGridCellAttrProvider * attrProvider = m_table->GetAttrProvider();
4638 if (attrProvider)
4639 attrProvider->UpdateAttrRows( pos, numRows );
4640
4641 if ( !GetBatchCount() )
4642 {
4643 CalcDimensions();
4644 m_rowLabelWin->Refresh();
4645 }
4646 }
4647 result = true;
4648 break;
4649
4650 case wxGRIDTABLE_NOTIFY_ROWS_APPENDED:
4651 {
4652 int numRows = msg.GetCommandInt();
4653 int oldNumRows = m_numRows;
4654 m_numRows += numRows;
4655
4656 if ( !m_rowHeights.IsEmpty() )
4657 {
4658 m_rowHeights.Add( m_defaultRowHeight, numRows );
4659 m_rowBottoms.Add( 0, numRows );
4660
4661 int bottom = 0;
4662 if ( oldNumRows > 0 )
4663 bottom = m_rowBottoms[oldNumRows - 1];
4664
4665 for ( i = oldNumRows; i < m_numRows; i++ )
4666 {
4667 bottom += m_rowHeights[i];
4668 m_rowBottoms[i] = bottom;
4669 }
4670 }
4671
4672 if ( m_currentCellCoords == wxGridNoCellCoords )
4673 {
4674 // if we have just inserted cols into an empty grid the current
4675 // cell will be undefined...
4676 //
4677 SetCurrentCell( 0, 0 );
4678 }
4679
4680 if ( !GetBatchCount() )
4681 {
4682 CalcDimensions();
4683 m_rowLabelWin->Refresh();
4684 }
4685 }
4686 result = true;
4687 break;
4688
4689 case wxGRIDTABLE_NOTIFY_ROWS_DELETED:
4690 {
4691 size_t pos = msg.GetCommandInt();
4692 int numRows = msg.GetCommandInt2();
4693 m_numRows -= numRows;
4694
4695 if ( !m_rowHeights.IsEmpty() )
4696 {
4697 m_rowHeights.RemoveAt( pos, numRows );
4698 m_rowBottoms.RemoveAt( pos, numRows );
4699
4700 int h = 0;
4701 for ( i = 0; i < m_numRows; i++ )
4702 {
4703 h += m_rowHeights[i];
4704 m_rowBottoms[i] = h;
4705 }
4706 }
4707
4708 if ( !m_numRows )
4709 {
4710 m_currentCellCoords = wxGridNoCellCoords;
4711 }
4712 else
4713 {
4714 if ( m_currentCellCoords.GetRow() >= m_numRows )
4715 m_currentCellCoords.Set( 0, 0 );
4716 }
4717
4718 if ( m_selection )
4719 m_selection->UpdateRows( pos, -((int)numRows) );
4720 wxGridCellAttrProvider * attrProvider = m_table->GetAttrProvider();
4721 if (attrProvider)
4722 {
4723 attrProvider->UpdateAttrRows( pos, -((int)numRows) );
4724
4725 // ifdef'd out following patch from Paul Gammans
4726 #if 0
4727 // No need to touch column attributes, unless we
4728 // removed _all_ rows, in this case, we remove
4729 // all column attributes.
4730 // I hate to do this here, but the
4731 // needed data is not available inside UpdateAttrRows.
4732 if ( !GetNumberRows() )
4733 attrProvider->UpdateAttrCols( 0, -GetNumberCols() );
4734 #endif
4735 }
4736
4737 if ( !GetBatchCount() )
4738 {
4739 CalcDimensions();
4740 m_rowLabelWin->Refresh();
4741 }
4742 }
4743 result = true;
4744 break;
4745
4746 case wxGRIDTABLE_NOTIFY_COLS_INSERTED:
4747 {
4748 size_t pos = msg.GetCommandInt();
4749 int numCols = msg.GetCommandInt2();
4750 m_numCols += numCols;
4751
4752 if ( !m_colWidths.IsEmpty() )
4753 {
4754 m_colWidths.Insert( m_defaultColWidth, pos, numCols );
4755 m_colRights.Insert( 0, pos, numCols );
4756
4757 int right = 0;
4758 if ( pos > 0 )
4759 right = m_colRights[pos - 1];
4760
4761 for ( i = pos; i < m_numCols; i++ )
4762 {
4763 right += m_colWidths[i];
4764 m_colRights[i] = right;
4765 }
4766 }
4767
4768 if ( m_currentCellCoords == wxGridNoCellCoords )
4769 {
4770 // if we have just inserted cols into an empty grid the current
4771 // cell will be undefined...
4772 //
4773 SetCurrentCell( 0, 0 );
4774 }
4775
4776 if ( m_selection )
4777 m_selection->UpdateCols( pos, numCols );
4778 wxGridCellAttrProvider * attrProvider = m_table->GetAttrProvider();
4779 if (attrProvider)
4780 attrProvider->UpdateAttrCols( pos, numCols );
4781 if ( !GetBatchCount() )
4782 {
4783 CalcDimensions();
4784 m_colLabelWin->Refresh();
4785 }
4786
4787 }
4788 result = true;
4789 break;
4790
4791 case wxGRIDTABLE_NOTIFY_COLS_APPENDED:
4792 {
4793 int numCols = msg.GetCommandInt();
4794 int oldNumCols = m_numCols;
4795 m_numCols += numCols;
4796 if ( !m_colWidths.IsEmpty() )
4797 {
4798 m_colWidths.Add( m_defaultColWidth, numCols );
4799 m_colRights.Add( 0, numCols );
4800
4801 int right = 0;
4802 if ( oldNumCols > 0 )
4803 right = m_colRights[oldNumCols - 1];
4804
4805 for ( i = oldNumCols; i < m_numCols; i++ )
4806 {
4807 right += m_colWidths[i];
4808 m_colRights[i] = right;
4809 }
4810 }
4811
4812 if ( m_currentCellCoords == wxGridNoCellCoords )
4813 {
4814 // if we have just inserted cols into an empty grid the current
4815 // cell will be undefined...
4816 //
4817 SetCurrentCell( 0, 0 );
4818 }
4819 if ( !GetBatchCount() )
4820 {
4821 CalcDimensions();
4822 m_colLabelWin->Refresh();
4823 }
4824 }
4825 result = true;
4826 break;
4827
4828 case wxGRIDTABLE_NOTIFY_COLS_DELETED:
4829 {
4830 size_t pos = msg.GetCommandInt();
4831 int numCols = msg.GetCommandInt2();
4832 m_numCols -= numCols;
4833
4834 if ( !m_colWidths.IsEmpty() )
4835 {
4836 m_colWidths.RemoveAt( pos, numCols );
4837 m_colRights.RemoveAt( pos, numCols );
4838
4839 int w = 0;
4840 for ( i = 0; i < m_numCols; i++ )
4841 {
4842 w += m_colWidths[i];
4843 m_colRights[i] = w;
4844 }
4845 }
4846
4847 if ( !m_numCols )
4848 {
4849 m_currentCellCoords = wxGridNoCellCoords;
4850 }
4851 else
4852 {
4853 if ( m_currentCellCoords.GetCol() >= m_numCols )
4854 m_currentCellCoords.Set( 0, 0 );
4855 }
4856
4857 if ( m_selection )
4858 m_selection->UpdateCols( pos, -((int)numCols) );
4859 wxGridCellAttrProvider * attrProvider = m_table->GetAttrProvider();
4860 if (attrProvider)
4861 {
4862 attrProvider->UpdateAttrCols( pos, -((int)numCols) );
4863
4864 // ifdef'd out following patch from Paul Gammans
4865 #if 0
4866 // No need to touch row attributes, unless we
4867 // removed _all_ columns, in this case, we remove
4868 // all row attributes.
4869 // I hate to do this here, but the
4870 // needed data is not available inside UpdateAttrCols.
4871 if ( !GetNumberCols() )
4872 attrProvider->UpdateAttrRows( 0, -GetNumberRows() );
4873 #endif
4874 }
4875
4876 if ( !GetBatchCount() )
4877 {
4878 CalcDimensions();
4879 m_colLabelWin->Refresh();
4880 }
4881 }
4882 result = true;
4883 break;
4884 }
4885
4886 if (result && !GetBatchCount() )
4887 m_gridWin->Refresh();
4888
4889 return result;
4890 }
4891
4892 wxArrayInt wxGrid::CalcRowLabelsExposed( const wxRegion& reg )
4893 {
4894 wxRegionIterator iter( reg );
4895 wxRect r;
4896
4897 wxArrayInt rowlabels;
4898
4899 int top, bottom;
4900 while ( iter )
4901 {
4902 r = iter.GetRect();
4903
4904 // TODO: remove this when we can...
4905 // There is a bug in wxMotif that gives garbage update
4906 // rectangles if you jump-scroll a long way by clicking the
4907 // scrollbar with middle button. This is a work-around
4908 //
4909 #if defined(__WXMOTIF__)
4910 int cw, ch;
4911 m_gridWin->GetClientSize( &cw, &ch );
4912 if ( r.GetTop() > ch )
4913 r.SetTop( 0 );
4914 r.SetBottom( wxMin( r.GetBottom(), ch ) );
4915 #endif
4916
4917 // logical bounds of update region
4918 //
4919 int dummy;
4920 CalcUnscrolledPosition( 0, r.GetTop(), &dummy, &top );
4921 CalcUnscrolledPosition( 0, r.GetBottom(), &dummy, &bottom );
4922
4923 // find the row labels within these bounds
4924 //
4925 int row;
4926 for ( row = internalYToRow(top); row < m_numRows; row++ )
4927 {
4928 if ( GetRowBottom(row) < top )
4929 continue;
4930
4931 if ( GetRowTop(row) > bottom )
4932 break;
4933
4934 rowlabels.Add( row );
4935 }
4936
4937 ++iter;
4938 }
4939
4940 return rowlabels;
4941 }
4942
4943 wxArrayInt wxGrid::CalcColLabelsExposed( const wxRegion& reg )
4944 {
4945 wxRegionIterator iter( reg );
4946 wxRect r;
4947
4948 wxArrayInt colLabels;
4949
4950 int left, right;
4951 while ( iter )
4952 {
4953 r = iter.GetRect();
4954
4955 // TODO: remove this when we can...
4956 // There is a bug in wxMotif that gives garbage update
4957 // rectangles if you jump-scroll a long way by clicking the
4958 // scrollbar with middle button. This is a work-around
4959 //
4960 #if defined(__WXMOTIF__)
4961 int cw, ch;
4962 m_gridWin->GetClientSize( &cw, &ch );
4963 if ( r.GetLeft() > cw )
4964 r.SetLeft( 0 );
4965 r.SetRight( wxMin( r.GetRight(), cw ) );
4966 #endif
4967
4968 // logical bounds of update region
4969 //
4970 int dummy;
4971 CalcUnscrolledPosition( r.GetLeft(), 0, &left, &dummy );
4972 CalcUnscrolledPosition( r.GetRight(), 0, &right, &dummy );
4973
4974 // find the cells within these bounds
4975 //
4976 int col;
4977 for ( col = internalXToCol(left); col < m_numCols; col++ )
4978 {
4979 if ( GetColRight(col) < left )
4980 continue;
4981
4982 if ( GetColLeft(col) > right )
4983 break;
4984
4985 colLabels.Add( col );
4986 }
4987
4988 ++iter;
4989 }
4990
4991 return colLabels;
4992 }
4993
4994 wxGridCellCoordsArray wxGrid::CalcCellsExposed( const wxRegion& reg )
4995 {
4996 wxRegionIterator iter( reg );
4997 wxRect r;
4998
4999 wxGridCellCoordsArray cellsExposed;
5000
5001 int left, top, right, bottom;
5002 while ( iter )
5003 {
5004 r = iter.GetRect();
5005
5006 // TODO: remove this when we can...
5007 // There is a bug in wxMotif that gives garbage update
5008 // rectangles if you jump-scroll a long way by clicking the
5009 // scrollbar with middle button. This is a work-around
5010 //
5011 #if defined(__WXMOTIF__)
5012 int cw, ch;
5013 m_gridWin->GetClientSize( &cw, &ch );
5014 if ( r.GetTop() > ch ) r.SetTop( 0 );
5015 if ( r.GetLeft() > cw ) r.SetLeft( 0 );
5016 r.SetRight( wxMin( r.GetRight(), cw ) );
5017 r.SetBottom( wxMin( r.GetBottom(), ch ) );
5018 #endif
5019
5020 // logical bounds of update region
5021 //
5022 CalcUnscrolledPosition( r.GetLeft(), r.GetTop(), &left, &top );
5023 CalcUnscrolledPosition( r.GetRight(), r.GetBottom(), &right, &bottom );
5024
5025 // find the cells within these bounds
5026 //
5027 int row, col;
5028 for ( row = internalYToRow(top); row < m_numRows; row++ )
5029 {
5030 if ( GetRowBottom(row) <= top )
5031 continue;
5032
5033 if ( GetRowTop(row) > bottom )
5034 break;
5035
5036 for ( col = internalXToCol(left); col < m_numCols; col++ )
5037 {
5038 if ( GetColRight(col) <= left )
5039 continue;
5040
5041 if ( GetColLeft(col) > right )
5042 break;
5043
5044 cellsExposed.Add( wxGridCellCoords( row, col ) );
5045 }
5046 }
5047
5048 ++iter;
5049 }
5050
5051 return cellsExposed;
5052 }
5053
5054
5055 void wxGrid::ProcessRowLabelMouseEvent( wxMouseEvent& event )
5056 {
5057 int x, y, row;
5058 wxPoint pos( event.GetPosition() );
5059 CalcUnscrolledPosition( pos.x, pos.y, &x, &y );
5060
5061 if ( event.Dragging() )
5062 {
5063 if (!m_isDragging)
5064 {
5065 m_isDragging = true;
5066 m_rowLabelWin->CaptureMouse();
5067 }
5068
5069 if ( event.LeftIsDown() )
5070 {
5071 switch ( m_cursorMode )
5072 {
5073 case WXGRID_CURSOR_RESIZE_ROW:
5074 {
5075 int cw, ch, left, dummy;
5076 m_gridWin->GetClientSize( &cw, &ch );
5077 CalcUnscrolledPosition( 0, 0, &left, &dummy );
5078
5079 wxClientDC dc( m_gridWin );
5080 PrepareDC( dc );
5081 y = wxMax( y,
5082 GetRowTop(m_dragRowOrCol) +
5083 GetRowMinimalHeight(m_dragRowOrCol) );
5084 dc.SetLogicalFunction(wxINVERT);
5085 if ( m_dragLastPos >= 0 )
5086 {
5087 dc.DrawLine( left, m_dragLastPos, left+cw, m_dragLastPos );
5088 }
5089 dc.DrawLine( left, y, left+cw, y );
5090 m_dragLastPos = y;
5091 }
5092 break;
5093
5094 case WXGRID_CURSOR_SELECT_ROW:
5095 {
5096 if ( (row = YToRow( y )) >= 0 )
5097 {
5098 if ( m_selection )
5099 {
5100 m_selection->SelectRow( row,
5101 event.ControlDown(),
5102 event.ShiftDown(),
5103 event.AltDown(),
5104 event.MetaDown() );
5105 }
5106 }
5107 }
5108 break;
5109
5110 // default label to suppress warnings about "enumeration value
5111 // 'xxx' not handled in switch
5112 default:
5113 break;
5114 }
5115 }
5116 return;
5117 }
5118
5119 if ( m_isDragging && (event.Entering() || event.Leaving()) )
5120 return;
5121
5122 if (m_isDragging)
5123 {
5124 if (m_rowLabelWin->HasCapture())
5125 m_rowLabelWin->ReleaseMouse();
5126 m_isDragging = false;
5127 }
5128
5129 // ------------ Entering or leaving the window
5130 //
5131 if ( event.Entering() || event.Leaving() )
5132 {
5133 ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_rowLabelWin);
5134 }
5135
5136 // ------------ Left button pressed
5137 //
5138 else if ( event.LeftDown() )
5139 {
5140 // don't send a label click event for a hit on the
5141 // edge of the row label - this is probably the user
5142 // wanting to resize the row
5143 //
5144 if ( YToEdgeOfRow(y) < 0 )
5145 {
5146 row = YToRow(y);
5147 if ( row >= 0 &&
5148 !SendEvent( wxEVT_GRID_LABEL_LEFT_CLICK, row, -1, event ) )
5149 {
5150 if ( !event.ShiftDown() && !event.CmdDown() )
5151 ClearSelection();
5152 if ( m_selection )
5153 {
5154 if ( event.ShiftDown() )
5155 {
5156 m_selection->SelectBlock( m_currentCellCoords.GetRow(),
5157 0,
5158 row,
5159 GetNumberCols() - 1,
5160 event.ControlDown(),
5161 event.ShiftDown(),
5162 event.AltDown(),
5163 event.MetaDown() );
5164 }
5165 else
5166 {
5167 m_selection->SelectRow( row,
5168 event.ControlDown(),
5169 event.ShiftDown(),
5170 event.AltDown(),
5171 event.MetaDown() );
5172 }
5173 }
5174
5175 ChangeCursorMode(WXGRID_CURSOR_SELECT_ROW, m_rowLabelWin);
5176 }
5177 }
5178 else
5179 {
5180 // starting to drag-resize a row
5181 if ( CanDragRowSize() )
5182 ChangeCursorMode(WXGRID_CURSOR_RESIZE_ROW, m_rowLabelWin);
5183 }
5184 }
5185
5186 // ------------ Left double click
5187 //
5188 else if (event.LeftDClick() )
5189 {
5190 row = YToEdgeOfRow(y);
5191 if ( row < 0 )
5192 {
5193 row = YToRow(y);
5194 if ( row >=0 &&
5195 !SendEvent( wxEVT_GRID_LABEL_LEFT_DCLICK, row, -1, event ) )
5196 {
5197 // no default action at the moment
5198 }
5199 }
5200 else
5201 {
5202 // adjust row height depending on label text
5203 AutoSizeRowLabelSize( row );
5204
5205 ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_colLabelWin);
5206 m_dragLastPos = -1;
5207 }
5208 }
5209
5210 // ------------ Left button released
5211 //
5212 else if ( event.LeftUp() )
5213 {
5214 if ( m_cursorMode == WXGRID_CURSOR_RESIZE_ROW )
5215 {
5216 DoEndDragResizeRow();
5217
5218 // Note: we are ending the event *after* doing
5219 // default processing in this case
5220 //
5221 SendEvent( wxEVT_GRID_ROW_SIZE, m_dragRowOrCol, -1, event );
5222 }
5223
5224 ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_rowLabelWin);
5225 m_dragLastPos = -1;
5226 }
5227
5228 // ------------ Right button down
5229 //
5230 else if ( event.RightDown() )
5231 {
5232 row = YToRow(y);
5233 if ( row >=0 &&
5234 !SendEvent( wxEVT_GRID_LABEL_RIGHT_CLICK, row, -1, event ) )
5235 {
5236 // no default action at the moment
5237 }
5238 }
5239
5240 // ------------ Right double click
5241 //
5242 else if ( event.RightDClick() )
5243 {
5244 row = YToRow(y);
5245 if ( row >= 0 &&
5246 !SendEvent( wxEVT_GRID_LABEL_RIGHT_DCLICK, row, -1, event ) )
5247 {
5248 // no default action at the moment
5249 }
5250 }
5251
5252 // ------------ No buttons down and mouse moving
5253 //
5254 else if ( event.Moving() )
5255 {
5256 m_dragRowOrCol = YToEdgeOfRow( y );
5257 if ( m_dragRowOrCol >= 0 )
5258 {
5259 if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
5260 {
5261 // don't capture the mouse yet
5262 if ( CanDragRowSize() )
5263 ChangeCursorMode(WXGRID_CURSOR_RESIZE_ROW, m_rowLabelWin, false);
5264 }
5265 }
5266 else if ( m_cursorMode != WXGRID_CURSOR_SELECT_CELL )
5267 {
5268 ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_rowLabelWin, false);
5269 }
5270 }
5271 }
5272
5273 void wxGrid::ProcessColLabelMouseEvent( wxMouseEvent& event )
5274 {
5275 int x, y, col;
5276 wxPoint pos( event.GetPosition() );
5277 CalcUnscrolledPosition( pos.x, pos.y, &x, &y );
5278
5279 if ( event.Dragging() )
5280 {
5281 if (!m_isDragging)
5282 {
5283 m_isDragging = true;
5284 m_colLabelWin->CaptureMouse();
5285 }
5286
5287 if ( event.LeftIsDown() )
5288 {
5289 switch ( m_cursorMode )
5290 {
5291 case WXGRID_CURSOR_RESIZE_COL:
5292 {
5293 int cw, ch, dummy, top;
5294 m_gridWin->GetClientSize( &cw, &ch );
5295 CalcUnscrolledPosition( 0, 0, &dummy, &top );
5296
5297 wxClientDC dc( m_gridWin );
5298 PrepareDC( dc );
5299
5300 x = wxMax( x, GetColLeft(m_dragRowOrCol) +
5301 GetColMinimalWidth(m_dragRowOrCol));
5302 dc.SetLogicalFunction(wxINVERT);
5303 if ( m_dragLastPos >= 0 )
5304 {
5305 dc.DrawLine( m_dragLastPos, top, m_dragLastPos, top + ch );
5306 }
5307 dc.DrawLine( x, top, x, top + ch );
5308 m_dragLastPos = x;
5309 }
5310 break;
5311
5312 case WXGRID_CURSOR_SELECT_COL:
5313 {
5314 if ( (col = XToCol( x )) >= 0 )
5315 {
5316 if ( m_selection )
5317 {
5318 m_selection->SelectCol( col,
5319 event.ControlDown(),
5320 event.ShiftDown(),
5321 event.AltDown(),
5322 event.MetaDown() );
5323 }
5324 }
5325 }
5326 break;
5327
5328 // default label to suppress warnings about "enumeration value
5329 // 'xxx' not handled in switch
5330 default:
5331 break;
5332 }
5333 }
5334 return;
5335 }
5336
5337 if ( m_isDragging && (event.Entering() || event.Leaving()) )
5338 return;
5339
5340 if (m_isDragging)
5341 {
5342 if (m_colLabelWin->HasCapture())
5343 m_colLabelWin->ReleaseMouse();
5344 m_isDragging = false;
5345 }
5346
5347 // ------------ Entering or leaving the window
5348 //
5349 if ( event.Entering() || event.Leaving() )
5350 {
5351 ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_colLabelWin);
5352 }
5353
5354 // ------------ Left button pressed
5355 //
5356 else if ( event.LeftDown() )
5357 {
5358 // don't send a label click event for a hit on the
5359 // edge of the col label - this is probably the user
5360 // wanting to resize the col
5361 //
5362 if ( XToEdgeOfCol(x) < 0 )
5363 {
5364 col = XToCol(x);
5365 if ( col >= 0 &&
5366 !SendEvent( wxEVT_GRID_LABEL_LEFT_CLICK, -1, col, event ) )
5367 {
5368 if ( !event.ShiftDown() && !event.CmdDown() )
5369 ClearSelection();
5370 if ( m_selection )
5371 {
5372 if ( event.ShiftDown() )
5373 {
5374 m_selection->SelectBlock( 0,
5375 m_currentCellCoords.GetCol(),
5376 GetNumberRows() - 1, col,
5377 event.ControlDown(),
5378 event.ShiftDown(),
5379 event.AltDown(),
5380 event.MetaDown() );
5381 }
5382 else
5383 {
5384 m_selection->SelectCol( col,
5385 event.ControlDown(),
5386 event.ShiftDown(),
5387 event.AltDown(),
5388 event.MetaDown() );
5389 }
5390 }
5391
5392 ChangeCursorMode(WXGRID_CURSOR_SELECT_COL, m_colLabelWin);
5393 }
5394 }
5395 else
5396 {
5397 // starting to drag-resize a col
5398 //
5399 if ( CanDragColSize() )
5400 ChangeCursorMode(WXGRID_CURSOR_RESIZE_COL, m_colLabelWin);
5401 }
5402 }
5403
5404 // ------------ Left double click
5405 //
5406 if ( event.LeftDClick() )
5407 {
5408 col = XToEdgeOfCol(x);
5409 if ( col < 0 )
5410 {
5411 col = XToCol(x);
5412 if ( col >= 0 &&
5413 ! SendEvent( wxEVT_GRID_LABEL_LEFT_DCLICK, -1, col, event ) )
5414 {
5415 // no default action at the moment
5416 }
5417 }
5418 else
5419 {
5420 // adjust column width depending on label text
5421 AutoSizeColLabelSize( col );
5422
5423 ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_colLabelWin);
5424 m_dragLastPos = -1;
5425 }
5426 }
5427
5428 // ------------ Left button released
5429 //
5430 else if ( event.LeftUp() )
5431 {
5432 if ( m_cursorMode == WXGRID_CURSOR_RESIZE_COL )
5433 {
5434 DoEndDragResizeCol();
5435
5436 // Note: we are ending the event *after* doing
5437 // default processing in this case
5438 //
5439 SendEvent( wxEVT_GRID_COL_SIZE, -1, m_dragRowOrCol, event );
5440 }
5441
5442 ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_colLabelWin);
5443 m_dragLastPos = -1;
5444 }
5445
5446 // ------------ Right button down
5447 //
5448 else if ( event.RightDown() )
5449 {
5450 col = XToCol(x);
5451 if ( col >= 0 &&
5452 !SendEvent( wxEVT_GRID_LABEL_RIGHT_CLICK, -1, col, event ) )
5453 {
5454 // no default action at the moment
5455 }
5456 }
5457
5458 // ------------ Right double click
5459 //
5460 else if ( event.RightDClick() )
5461 {
5462 col = XToCol(x);
5463 if ( col >= 0 &&
5464 !SendEvent( wxEVT_GRID_LABEL_RIGHT_DCLICK, -1, col, event ) )
5465 {
5466 // no default action at the moment
5467 }
5468 }
5469
5470 // ------------ No buttons down and mouse moving
5471 //
5472 else if ( event.Moving() )
5473 {
5474 m_dragRowOrCol = XToEdgeOfCol( x );
5475 if ( m_dragRowOrCol >= 0 )
5476 {
5477 if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
5478 {
5479 // don't capture the cursor yet
5480 if ( CanDragColSize() )
5481 ChangeCursorMode(WXGRID_CURSOR_RESIZE_COL, m_colLabelWin, false);
5482 }
5483 }
5484 else if ( m_cursorMode != WXGRID_CURSOR_SELECT_CELL )
5485 {
5486 ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL, m_colLabelWin, false);
5487 }
5488 }
5489 }
5490
5491 void wxGrid::ProcessCornerLabelMouseEvent( wxMouseEvent& event )
5492 {
5493 if ( event.LeftDown() )
5494 {
5495 // indicate corner label by having both row and
5496 // col args == -1
5497 //
5498 if ( !SendEvent( wxEVT_GRID_LABEL_LEFT_CLICK, -1, -1, event ) )
5499 {
5500 SelectAll();
5501 }
5502 }
5503 else if ( event.LeftDClick() )
5504 {
5505 SendEvent( wxEVT_GRID_LABEL_LEFT_DCLICK, -1, -1, event );
5506 }
5507 else if ( event.RightDown() )
5508 {
5509 if ( !SendEvent( wxEVT_GRID_LABEL_RIGHT_CLICK, -1, -1, event ) )
5510 {
5511 // no default action at the moment
5512 }
5513 }
5514 else if ( event.RightDClick() )
5515 {
5516 if ( !SendEvent( wxEVT_GRID_LABEL_RIGHT_DCLICK, -1, -1, event ) )
5517 {
5518 // no default action at the moment
5519 }
5520 }
5521 }
5522
5523 void wxGrid::ChangeCursorMode(CursorMode mode,
5524 wxWindow *win,
5525 bool captureMouse)
5526 {
5527 #ifdef __WXDEBUG__
5528 static const wxChar *cursorModes[] =
5529 {
5530 _T("SELECT_CELL"),
5531 _T("RESIZE_ROW"),
5532 _T("RESIZE_COL"),
5533 _T("SELECT_ROW"),
5534 _T("SELECT_COL")
5535 };
5536
5537 wxLogTrace(_T("grid"),
5538 _T("wxGrid cursor mode (mouse capture for %s): %s -> %s"),
5539 win == m_colLabelWin ? _T("colLabelWin")
5540 : win ? _T("rowLabelWin")
5541 : _T("gridWin"),
5542 cursorModes[m_cursorMode], cursorModes[mode]);
5543 #endif
5544
5545 if ( mode == m_cursorMode &&
5546 win == m_winCapture &&
5547 captureMouse == (m_winCapture != NULL))
5548 return;
5549
5550 if ( !win )
5551 {
5552 // by default use the grid itself
5553 win = m_gridWin;
5554 }
5555
5556 if ( m_winCapture )
5557 {
5558 if (m_winCapture->HasCapture())
5559 m_winCapture->ReleaseMouse();
5560 m_winCapture = (wxWindow *)NULL;
5561 }
5562
5563 m_cursorMode = mode;
5564
5565 switch ( m_cursorMode )
5566 {
5567 case WXGRID_CURSOR_RESIZE_ROW:
5568 win->SetCursor( m_rowResizeCursor );
5569 break;
5570
5571 case WXGRID_CURSOR_RESIZE_COL:
5572 win->SetCursor( m_colResizeCursor );
5573 break;
5574
5575 default:
5576 win->SetCursor( *wxSTANDARD_CURSOR );
5577 break;
5578 }
5579
5580 // we need to capture mouse when resizing
5581 bool resize = m_cursorMode == WXGRID_CURSOR_RESIZE_ROW ||
5582 m_cursorMode == WXGRID_CURSOR_RESIZE_COL;
5583
5584 if ( captureMouse && resize )
5585 {
5586 win->CaptureMouse();
5587 m_winCapture = win;
5588 }
5589 }
5590
5591 void wxGrid::ProcessGridCellMouseEvent( wxMouseEvent& event )
5592 {
5593 int x, y;
5594 wxPoint pos( event.GetPosition() );
5595 CalcUnscrolledPosition( pos.x, pos.y, &x, &y );
5596
5597 wxGridCellCoords coords;
5598 XYToCell( x, y, coords );
5599
5600 int cell_rows, cell_cols;
5601 bool isFirstDrag = !m_isDragging;
5602 GetCellSize( coords.GetRow(), coords.GetCol(), &cell_rows, &cell_cols );
5603 if ((cell_rows < 0) || (cell_cols < 0))
5604 {
5605 coords.SetRow(coords.GetRow() + cell_rows);
5606 coords.SetCol(coords.GetCol() + cell_cols);
5607 }
5608
5609 if ( event.Dragging() )
5610 {
5611 //wxLogDebug("pos(%d, %d) coords(%d, %d)", pos.x, pos.y, coords.GetRow(), coords.GetCol());
5612
5613 // Don't start doing anything until the mouse has been dragged at
5614 // least 3 pixels in any direction...
5615 if (! m_isDragging)
5616 {
5617 if (m_startDragPos == wxDefaultPosition)
5618 {
5619 m_startDragPos = pos;
5620 return;
5621 }
5622 if (abs(m_startDragPos.x - pos.x) < 4 && abs(m_startDragPos.y - pos.y) < 4)
5623 return;
5624 }
5625
5626 m_isDragging = true;
5627 if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
5628 {
5629 // Hide the edit control, so it
5630 // won't interfere with drag-shrinking.
5631 if ( IsCellEditControlShown() )
5632 {
5633 HideCellEditControl();
5634 SaveEditControlValue();
5635 }
5636
5637 // Have we captured the mouse yet?
5638 if (! m_winCapture)
5639 {
5640 m_winCapture = m_gridWin;
5641 m_winCapture->CaptureMouse();
5642 }
5643
5644 if ( coords != wxGridNoCellCoords )
5645 {
5646 if ( event.CmdDown() )
5647 {
5648 if ( m_selectingKeyboard == wxGridNoCellCoords)
5649 m_selectingKeyboard = coords;
5650 HighlightBlock( m_selectingKeyboard, coords );
5651 }
5652 else if ( CanDragCell() )
5653 {
5654 if ( isFirstDrag )
5655 {
5656 if ( m_selectingKeyboard == wxGridNoCellCoords)
5657 m_selectingKeyboard = coords;
5658
5659 SendEvent( wxEVT_GRID_CELL_BEGIN_DRAG,
5660 coords.GetRow(),
5661 coords.GetCol(),
5662 event );
5663 }
5664 }
5665 else
5666 {
5667 if ( !IsSelection() )
5668 {
5669 HighlightBlock( coords, coords );
5670 }
5671 else
5672 {
5673 HighlightBlock( m_currentCellCoords, coords );
5674 }
5675 }
5676
5677 if (! IsVisible(coords))
5678 {
5679 MakeCellVisible(coords);
5680 // TODO: need to introduce a delay or something here. The
5681 // scrolling is way to fast, at least on MSW - also on GTK.
5682 }
5683 }
5684 }
5685 else if ( m_cursorMode == WXGRID_CURSOR_RESIZE_ROW )
5686 {
5687 int cw, ch, left, dummy;
5688 m_gridWin->GetClientSize( &cw, &ch );
5689 CalcUnscrolledPosition( 0, 0, &left, &dummy );
5690
5691 wxClientDC dc( m_gridWin );
5692 PrepareDC( dc );
5693 y = wxMax( y, GetRowTop(m_dragRowOrCol) +
5694 GetRowMinimalHeight(m_dragRowOrCol) );
5695 dc.SetLogicalFunction(wxINVERT);
5696 if ( m_dragLastPos >= 0 )
5697 {
5698 dc.DrawLine( left, m_dragLastPos, left+cw, m_dragLastPos );
5699 }
5700 dc.DrawLine( left, y, left+cw, y );
5701 m_dragLastPos = y;
5702 }
5703 else if ( m_cursorMode == WXGRID_CURSOR_RESIZE_COL )
5704 {
5705 int cw, ch, dummy, top;
5706 m_gridWin->GetClientSize( &cw, &ch );
5707 CalcUnscrolledPosition( 0, 0, &dummy, &top );
5708
5709 wxClientDC dc( m_gridWin );
5710 PrepareDC( dc );
5711 x = wxMax( x, GetColLeft(m_dragRowOrCol) +
5712 GetColMinimalWidth(m_dragRowOrCol) );
5713 dc.SetLogicalFunction(wxINVERT);
5714 if ( m_dragLastPos >= 0 )
5715 {
5716 dc.DrawLine( m_dragLastPos, top, m_dragLastPos, top + ch );
5717 }
5718 dc.DrawLine( x, top, x, top + ch );
5719 m_dragLastPos = x;
5720 }
5721
5722 return;
5723 }
5724
5725 m_isDragging = false;
5726 m_startDragPos = wxDefaultPosition;
5727
5728 // VZ: if we do this, the mode is reset to WXGRID_CURSOR_SELECT_CELL
5729 // immediately after it becomes WXGRID_CURSOR_RESIZE_ROW/COL under
5730 // wxGTK
5731 #if 0
5732 if ( event.Entering() || event.Leaving() )
5733 {
5734 ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
5735 m_gridWin->SetCursor( *wxSTANDARD_CURSOR );
5736 }
5737 else
5738 #endif // 0
5739
5740 // ------------ Left button pressed
5741 //
5742 if ( event.LeftDown() && coords != wxGridNoCellCoords )
5743 {
5744 if ( !SendEvent( wxEVT_GRID_CELL_LEFT_CLICK,
5745 coords.GetRow(),
5746 coords.GetCol(),
5747 event ) )
5748 {
5749 if ( !event.CmdDown() )
5750 ClearSelection();
5751 if ( event.ShiftDown() )
5752 {
5753 if ( m_selection )
5754 {
5755 m_selection->SelectBlock( m_currentCellCoords.GetRow(),
5756 m_currentCellCoords.GetCol(),
5757 coords.GetRow(),
5758 coords.GetCol(),
5759 event.ControlDown(),
5760 event.ShiftDown(),
5761 event.AltDown(),
5762 event.MetaDown() );
5763 }
5764 }
5765 else if ( XToEdgeOfCol(x) < 0 &&
5766 YToEdgeOfRow(y) < 0 )
5767 {
5768 DisableCellEditControl();
5769 MakeCellVisible( coords );
5770
5771 if ( event.CmdDown() )
5772 {
5773 if ( m_selection )
5774 {
5775 m_selection->ToggleCellSelection( coords.GetRow(),
5776 coords.GetCol(),
5777 event.ControlDown(),
5778 event.ShiftDown(),
5779 event.AltDown(),
5780 event.MetaDown() );
5781 }
5782 m_selectingTopLeft = wxGridNoCellCoords;
5783 m_selectingBottomRight = wxGridNoCellCoords;
5784 m_selectingKeyboard = coords;
5785 }
5786 else
5787 {
5788 m_waitForSlowClick = m_currentCellCoords == coords && coords != wxGridNoCellCoords;
5789 SetCurrentCell( coords );
5790 if ( m_selection )
5791 {
5792 if ( m_selection->GetSelectionMode() !=
5793 wxGrid::wxGridSelectCells )
5794 {
5795 HighlightBlock( coords, coords );
5796 }
5797 }
5798 }
5799 }
5800 }
5801 }
5802
5803 // ------------ Left double click
5804 //
5805 else if ( event.LeftDClick() && coords != wxGridNoCellCoords )
5806 {
5807 DisableCellEditControl();
5808
5809 if ( XToEdgeOfCol(x) < 0 && YToEdgeOfRow(y) < 0 )
5810 {
5811 if ( !SendEvent( wxEVT_GRID_CELL_LEFT_DCLICK,
5812 coords.GetRow(),
5813 coords.GetCol(),
5814 event ) )
5815 {
5816 // we want double click to select a cell and start editing
5817 // (i.e. to behave in same way as sequence of two slow clicks):
5818 m_waitForSlowClick = true;
5819 }
5820 }
5821 }
5822
5823 // ------------ Left button released
5824 //
5825 else if ( event.LeftUp() )
5826 {
5827 if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
5828 {
5829 if (m_winCapture)
5830 {
5831 if (m_winCapture->HasCapture())
5832 m_winCapture->ReleaseMouse();
5833 m_winCapture = NULL;
5834 }
5835
5836 if ( coords == m_currentCellCoords && m_waitForSlowClick && CanEnableCellControl() )
5837 {
5838 ClearSelection();
5839 EnableCellEditControl();
5840
5841 wxGridCellAttr *attr = GetCellAttr(coords);
5842 wxGridCellEditor *editor = attr->GetEditor(this, coords.GetRow(), coords.GetCol());
5843 editor->StartingClick();
5844 editor->DecRef();
5845 attr->DecRef();
5846
5847 m_waitForSlowClick = false;
5848 }
5849 else if ( m_selectingTopLeft != wxGridNoCellCoords &&
5850 m_selectingBottomRight != wxGridNoCellCoords )
5851 {
5852 if ( m_selection )
5853 {
5854 m_selection->SelectBlock( m_selectingTopLeft.GetRow(),
5855 m_selectingTopLeft.GetCol(),
5856 m_selectingBottomRight.GetRow(),
5857 m_selectingBottomRight.GetCol(),
5858 event.ControlDown(),
5859 event.ShiftDown(),
5860 event.AltDown(),
5861 event.MetaDown() );
5862 }
5863
5864 m_selectingTopLeft = wxGridNoCellCoords;
5865 m_selectingBottomRight = wxGridNoCellCoords;
5866
5867 // Show the edit control, if it has been hidden for
5868 // drag-shrinking.
5869 ShowCellEditControl();
5870 }
5871 }
5872 else if ( m_cursorMode == WXGRID_CURSOR_RESIZE_ROW )
5873 {
5874 ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
5875 DoEndDragResizeRow();
5876
5877 // Note: we are ending the event *after* doing
5878 // default processing in this case
5879 //
5880 SendEvent( wxEVT_GRID_ROW_SIZE, m_dragRowOrCol, -1, event );
5881 }
5882 else if ( m_cursorMode == WXGRID_CURSOR_RESIZE_COL )
5883 {
5884 ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
5885 DoEndDragResizeCol();
5886
5887 // Note: we are ending the event *after* doing
5888 // default processing in this case
5889 //
5890 SendEvent( wxEVT_GRID_COL_SIZE, -1, m_dragRowOrCol, event );
5891 }
5892
5893 m_dragLastPos = -1;
5894 }
5895
5896 // ------------ Right button down
5897 //
5898 else if ( event.RightDown() && coords != wxGridNoCellCoords )
5899 {
5900 DisableCellEditControl();
5901 if ( !SendEvent( wxEVT_GRID_CELL_RIGHT_CLICK,
5902 coords.GetRow(),
5903 coords.GetCol(),
5904 event ) )
5905 {
5906 // no default action at the moment
5907 }
5908 }
5909
5910 // ------------ Right double click
5911 //
5912 else if ( event.RightDClick() && coords != wxGridNoCellCoords )
5913 {
5914 DisableCellEditControl();
5915 if ( !SendEvent( wxEVT_GRID_CELL_RIGHT_DCLICK,
5916 coords.GetRow(),
5917 coords.GetCol(),
5918 event ) )
5919 {
5920 // no default action at the moment
5921 }
5922 }
5923
5924 // ------------ Moving and no button action
5925 //
5926 else if ( event.Moving() && !event.IsButton() )
5927 {
5928 if ( coords.GetRow() < 0 || coords.GetCol() < 0 )
5929 {
5930 // out of grid cell area
5931 ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
5932 return;
5933 }
5934
5935 int dragRow = YToEdgeOfRow( y );
5936 int dragCol = XToEdgeOfCol( x );
5937
5938 // Dragging on the corner of a cell to resize in both
5939 // directions is not implemented yet...
5940 //
5941 if ( dragRow >= 0 && dragCol >= 0 )
5942 {
5943 ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
5944 return;
5945 }
5946
5947 if ( dragRow >= 0 )
5948 {
5949 m_dragRowOrCol = dragRow;
5950
5951 if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
5952 {
5953 if ( CanDragRowSize() && CanDragGridSize() )
5954 ChangeCursorMode(WXGRID_CURSOR_RESIZE_ROW);
5955 }
5956 }
5957 else if ( dragCol >= 0 )
5958 {
5959 m_dragRowOrCol = dragCol;
5960
5961 if ( m_cursorMode == WXGRID_CURSOR_SELECT_CELL )
5962 {
5963 if ( CanDragColSize() && CanDragGridSize() )
5964 ChangeCursorMode(WXGRID_CURSOR_RESIZE_COL);
5965 }
5966 }
5967 else // Neither on a row or col edge
5968 {
5969 if ( m_cursorMode != WXGRID_CURSOR_SELECT_CELL )
5970 {
5971 ChangeCursorMode(WXGRID_CURSOR_SELECT_CELL);
5972 }
5973 }
5974 }
5975 }
5976
5977 void wxGrid::DoEndDragResizeRow()
5978 {
5979 if ( m_dragLastPos >= 0 )
5980 {
5981 // erase the last line and resize the row
5982 //
5983 int cw, ch, left, dummy;
5984 m_gridWin->GetClientSize( &cw, &ch );
5985 CalcUnscrolledPosition( 0, 0, &left, &dummy );
5986
5987 wxClientDC dc( m_gridWin );
5988 PrepareDC( dc );
5989 dc.SetLogicalFunction( wxINVERT );
5990 dc.DrawLine( left, m_dragLastPos, left + cw, m_dragLastPos );
5991 HideCellEditControl();
5992 SaveEditControlValue();
5993
5994 int rowTop = GetRowTop(m_dragRowOrCol);
5995 SetRowSize( m_dragRowOrCol,
5996 wxMax( m_dragLastPos - rowTop, m_minAcceptableRowHeight ) );
5997
5998 if ( !GetBatchCount() )
5999 {
6000 // Only needed to get the correct rect.y:
6001 wxRect rect ( CellToRect( m_dragRowOrCol, 0 ) );
6002 rect.x = 0;
6003 CalcScrolledPosition(0, rect.y, &dummy, &rect.y);
6004 rect.width = m_rowLabelWidth;
6005 rect.height = ch - rect.y;
6006 m_rowLabelWin->Refresh( true, &rect );
6007 rect.width = cw;
6008
6009 // if there is a multicell block, paint all of it
6010 if (m_table)
6011 {
6012 int i, cell_rows, cell_cols, subtract_rows = 0;
6013 int leftCol = XToCol(left);
6014 int rightCol = internalXToCol(left + cw);
6015 if (leftCol >= 0)
6016 {
6017 for (i=leftCol; i<rightCol; i++)
6018 {
6019 GetCellSize(m_dragRowOrCol, i, &cell_rows, &cell_cols);
6020 if (cell_rows < subtract_rows)
6021 subtract_rows = cell_rows;
6022 }
6023 rect.y = GetRowTop(m_dragRowOrCol + subtract_rows);
6024 CalcScrolledPosition(0, rect.y, &dummy, &rect.y);
6025 rect.height = ch - rect.y;
6026 }
6027 }
6028 m_gridWin->Refresh( false, &rect );
6029 }
6030
6031 ShowCellEditControl();
6032 }
6033 }
6034
6035
6036 void wxGrid::DoEndDragResizeCol()
6037 {
6038 if ( m_dragLastPos >= 0 )
6039 {
6040 // erase the last line and resize the col
6041 //
6042 int cw, ch, dummy, top;
6043 m_gridWin->GetClientSize( &cw, &ch );
6044 CalcUnscrolledPosition( 0, 0, &dummy, &top );
6045
6046 wxClientDC dc( m_gridWin );
6047 PrepareDC( dc );
6048 dc.SetLogicalFunction( wxINVERT );
6049 dc.DrawLine( m_dragLastPos, top, m_dragLastPos, top + ch );
6050 HideCellEditControl();
6051 SaveEditControlValue();
6052
6053 int colLeft = GetColLeft(m_dragRowOrCol);
6054 SetColSize( m_dragRowOrCol,
6055 wxMax( m_dragLastPos - colLeft,
6056 GetColMinimalWidth(m_dragRowOrCol) ) );
6057
6058 if ( !GetBatchCount() )
6059 {
6060 // Only needed to get the correct rect.x:
6061 wxRect rect ( CellToRect( 0, m_dragRowOrCol ) );
6062 rect.y = 0;
6063 CalcScrolledPosition(rect.x, 0, &rect.x, &dummy);
6064 rect.width = cw - rect.x;
6065 rect.height = m_colLabelHeight;
6066 m_colLabelWin->Refresh( true, &rect );
6067 rect.height = ch;
6068
6069 // if there is a multicell block, paint all of it
6070 if (m_table)
6071 {
6072 int i, cell_rows, cell_cols, subtract_cols = 0;
6073 int topRow = YToRow(top);
6074 int bottomRow = internalYToRow(top + cw);
6075 if (topRow >= 0)
6076 {
6077 for (i=topRow; i<bottomRow; i++)
6078 {
6079 GetCellSize(i, m_dragRowOrCol, &cell_rows, &cell_cols);
6080 if (cell_cols < subtract_cols)
6081 subtract_cols = cell_cols;
6082 }
6083
6084 rect.x = GetColLeft(m_dragRowOrCol + subtract_cols);
6085 CalcScrolledPosition(rect.x, 0, &rect.x, &dummy);
6086 rect.width = cw - rect.x;
6087 }
6088 }
6089
6090 m_gridWin->Refresh( false, &rect );
6091 }
6092
6093 ShowCellEditControl();
6094 }
6095 }
6096
6097 //
6098 // ------ interaction with data model
6099 //
6100 bool wxGrid::ProcessTableMessage( wxGridTableMessage& msg )
6101 {
6102 switch ( msg.GetId() )
6103 {
6104 case wxGRIDTABLE_REQUEST_VIEW_GET_VALUES:
6105 return GetModelValues();
6106
6107 case wxGRIDTABLE_REQUEST_VIEW_SEND_VALUES:
6108 return SetModelValues();
6109
6110 case wxGRIDTABLE_NOTIFY_ROWS_INSERTED:
6111 case wxGRIDTABLE_NOTIFY_ROWS_APPENDED:
6112 case wxGRIDTABLE_NOTIFY_ROWS_DELETED:
6113 case wxGRIDTABLE_NOTIFY_COLS_INSERTED:
6114 case wxGRIDTABLE_NOTIFY_COLS_APPENDED:
6115 case wxGRIDTABLE_NOTIFY_COLS_DELETED:
6116 return Redimension( msg );
6117
6118 default:
6119 return false;
6120 }
6121 }
6122
6123 // The behaviour of this function depends on the grid table class
6124 // Clear() function. For the default wxGridStringTable class the
6125 // behavious is to replace all cell contents with wxEmptyString but
6126 // not to change the number of rows or cols.
6127 //
6128 void wxGrid::ClearGrid()
6129 {
6130 if ( m_table )
6131 {
6132 if (IsCellEditControlEnabled())
6133 DisableCellEditControl();
6134
6135 m_table->Clear();
6136 if (!GetBatchCount())
6137 m_gridWin->Refresh();
6138 }
6139 }
6140
6141 bool wxGrid::InsertRows( int pos, int numRows, bool WXUNUSED(updateLabels) )
6142 {
6143 // TODO: something with updateLabels flag
6144
6145 if ( !m_created )
6146 {
6147 wxFAIL_MSG( wxT("Called wxGrid::InsertRows() before calling CreateGrid()") );
6148 return false;
6149 }
6150
6151 if ( m_table )
6152 {
6153 if (IsCellEditControlEnabled())
6154 DisableCellEditControl();
6155
6156 bool done = m_table->InsertRows( pos, numRows );
6157 return done;
6158
6159 // the table will have sent the results of the insert row
6160 // operation to this view object as a grid table message
6161 }
6162
6163 return false;
6164 }
6165
6166 bool wxGrid::AppendRows( int numRows, bool WXUNUSED(updateLabels) )
6167 {
6168 // TODO: something with updateLabels flag
6169
6170 if ( !m_created )
6171 {
6172 wxFAIL_MSG( wxT("Called wxGrid::AppendRows() before calling CreateGrid()") );
6173 return false;
6174 }
6175
6176 if ( m_table )
6177 {
6178 bool done = m_table && m_table->AppendRows( numRows );
6179 return done;
6180
6181 // the table will have sent the results of the append row
6182 // operation to this view object as a grid table message
6183 }
6184
6185 return false;
6186 }
6187
6188 bool wxGrid::DeleteRows( int pos, int numRows, bool WXUNUSED(updateLabels) )
6189 {
6190 // TODO: something with updateLabels flag
6191
6192 if ( !m_created )
6193 {
6194 wxFAIL_MSG( wxT("Called wxGrid::DeleteRows() before calling CreateGrid()") );
6195 return false;
6196 }
6197
6198 if ( m_table )
6199 {
6200 if (IsCellEditControlEnabled())
6201 DisableCellEditControl();
6202
6203 bool done = m_table->DeleteRows( pos, numRows );
6204 return done;
6205 // the table will have sent the results of the delete row
6206 // operation to this view object as a grid table message
6207 }
6208
6209 return false;
6210 }
6211
6212 bool wxGrid::InsertCols( int pos, int numCols, bool WXUNUSED(updateLabels) )
6213 {
6214 // TODO: something with updateLabels flag
6215
6216 if ( !m_created )
6217 {
6218 wxFAIL_MSG( wxT("Called wxGrid::InsertCols() before calling CreateGrid()") );
6219 return false;
6220 }
6221
6222 if ( m_table )
6223 {
6224 if (IsCellEditControlEnabled())
6225 DisableCellEditControl();
6226
6227 bool done = m_table->InsertCols( pos, numCols );
6228 return done;
6229 // the table will have sent the results of the insert col
6230 // operation to this view object as a grid table message
6231 }
6232
6233 return false;
6234 }
6235
6236 bool wxGrid::AppendCols( int numCols, bool WXUNUSED(updateLabels) )
6237 {
6238 // TODO: something with updateLabels flag
6239
6240 if ( !m_created )
6241 {
6242 wxFAIL_MSG( wxT("Called wxGrid::AppendCols() before calling CreateGrid()") );
6243 return false;
6244 }
6245
6246 if ( m_table )
6247 {
6248 bool done = m_table->AppendCols( numCols );
6249 return done;
6250 // the table will have sent the results of the append col
6251 // operation to this view object as a grid table message
6252 }
6253
6254 return false;
6255 }
6256
6257 bool wxGrid::DeleteCols( int pos, int numCols, bool WXUNUSED(updateLabels) )
6258 {
6259 // TODO: something with updateLabels flag
6260
6261 if ( !m_created )
6262 {
6263 wxFAIL_MSG( wxT("Called wxGrid::DeleteCols() before calling CreateGrid()") );
6264 return false;
6265 }
6266
6267 if ( m_table )
6268 {
6269 if (IsCellEditControlEnabled())
6270 DisableCellEditControl();
6271
6272 bool done = m_table->DeleteCols( pos, numCols );
6273 return done;
6274 // the table will have sent the results of the delete col
6275 // operation to this view object as a grid table message
6276 }
6277
6278 return false;
6279 }
6280
6281 //
6282 // ----- event handlers
6283 //
6284
6285 // Generate a grid event based on a mouse event and
6286 // return the result of ProcessEvent()
6287 //
6288 int wxGrid::SendEvent( const wxEventType type,
6289 int row, int col,
6290 wxMouseEvent& mouseEv )
6291 {
6292 bool claimed, vetoed;
6293
6294 if ( type == wxEVT_GRID_ROW_SIZE || type == wxEVT_GRID_COL_SIZE )
6295 {
6296 int rowOrCol = (row == -1 ? col : row);
6297
6298 wxGridSizeEvent gridEvt( GetId(),
6299 type,
6300 this,
6301 rowOrCol,
6302 mouseEv.GetX() + GetRowLabelSize(),
6303 mouseEv.GetY() + GetColLabelSize(),
6304 mouseEv.ControlDown(),
6305 mouseEv.ShiftDown(),
6306 mouseEv.AltDown(),
6307 mouseEv.MetaDown() );
6308
6309 claimed = GetEventHandler()->ProcessEvent(gridEvt);
6310 vetoed = !gridEvt.IsAllowed();
6311 }
6312 else if ( type == wxEVT_GRID_RANGE_SELECT )
6313 {
6314 // Right now, it should _never_ end up here!
6315 wxGridRangeSelectEvent gridEvt( GetId(),
6316 type,
6317 this,
6318 m_selectingTopLeft,
6319 m_selectingBottomRight,
6320 true,
6321 mouseEv.ControlDown(),
6322 mouseEv.ShiftDown(),
6323 mouseEv.AltDown(),
6324 mouseEv.MetaDown() );
6325
6326 claimed = GetEventHandler()->ProcessEvent(gridEvt);
6327 vetoed = !gridEvt.IsAllowed();
6328 }
6329 else
6330 {
6331 wxGridEvent gridEvt( GetId(),
6332 type,
6333 this,
6334 row, col,
6335 mouseEv.GetX() + GetRowLabelSize(),
6336 mouseEv.GetY() + GetColLabelSize(),
6337 false,
6338 mouseEv.ControlDown(),
6339 mouseEv.ShiftDown(),
6340 mouseEv.AltDown(),
6341 mouseEv.MetaDown() );
6342 claimed = GetEventHandler()->ProcessEvent(gridEvt);
6343 vetoed = !gridEvt.IsAllowed();
6344 }
6345
6346 // A Veto'd event may not be `claimed' so test this first
6347 if (vetoed)
6348 return -1;
6349
6350 return claimed ? 1 : 0;
6351 }
6352
6353 // Generate a grid event of specified type and return the result
6354 // of ProcessEvent().
6355 //
6356 int wxGrid::SendEvent( const wxEventType type,
6357 int row, int col )
6358 {
6359 bool claimed, vetoed;
6360
6361 if ( type == wxEVT_GRID_ROW_SIZE || type == wxEVT_GRID_COL_SIZE )
6362 {
6363 int rowOrCol = (row == -1 ? col : row);
6364
6365 wxGridSizeEvent gridEvt( GetId(), type, this, rowOrCol );
6366
6367 claimed = GetEventHandler()->ProcessEvent(gridEvt);
6368 vetoed = !gridEvt.IsAllowed();
6369 }
6370 else
6371 {
6372 wxGridEvent gridEvt( GetId(), type, this, row, col );
6373
6374 claimed = GetEventHandler()->ProcessEvent(gridEvt);
6375 vetoed = !gridEvt.IsAllowed();
6376 }
6377
6378 // A Veto'd event may not be `claimed' so test this first
6379 if (vetoed)
6380 return -1;
6381
6382 return claimed ? 1 : 0;
6383 }
6384
6385 void wxGrid::OnPaint( wxPaintEvent& WXUNUSED(event) )
6386 {
6387 // needed to prevent zillions of paint events on MSW
6388 wxPaintDC dc(this);
6389 }
6390
6391 void wxGrid::Refresh(bool eraseb, const wxRect* rect)
6392 {
6393 // Don't do anything if between Begin/EndBatch...
6394 // EndBatch() will do all this on the last nested one anyway.
6395 if (! GetBatchCount())
6396 {
6397 // Refresh to get correct scrolled position:
6398 wxScrolledWindow::Refresh(eraseb, rect);
6399
6400 if (rect)
6401 {
6402 int rect_x, rect_y, rectWidth, rectHeight;
6403 int width_label, width_cell, height_label, height_cell;
6404 int x, y;
6405
6406 // Copy rectangle can get scroll offsets..
6407 rect_x = rect->GetX();
6408 rect_y = rect->GetY();
6409 rectWidth = rect->GetWidth();
6410 rectHeight = rect->GetHeight();
6411
6412 width_label = m_rowLabelWidth - rect_x;
6413 if (width_label > rectWidth)
6414 width_label = rectWidth;
6415
6416 height_label = m_colLabelHeight - rect_y;
6417 if (height_label > rectHeight)
6418 height_label = rectHeight;
6419
6420 if (rect_x > m_rowLabelWidth)
6421 {
6422 x = rect_x - m_rowLabelWidth;
6423 width_cell = rectWidth;
6424 }
6425 else
6426 {
6427 x = 0;
6428 width_cell = rectWidth - (m_rowLabelWidth - rect_x);
6429 }
6430
6431 if (rect_y > m_colLabelHeight)
6432 {
6433 y = rect_y - m_colLabelHeight;
6434 height_cell = rectHeight;
6435 }
6436 else
6437 {
6438 y = 0;
6439 height_cell = rectHeight - (m_colLabelHeight - rect_y);
6440 }
6441
6442 // Paint corner label part intersecting rect.
6443 if ( width_label > 0 && height_label > 0 )
6444 {
6445 wxRect anotherrect(rect_x, rect_y, width_label, height_label);
6446 m_cornerLabelWin->Refresh(eraseb, &anotherrect);
6447 }
6448
6449 // Paint col labels part intersecting rect.
6450 if ( width_cell > 0 && height_label > 0 )
6451 {
6452 wxRect anotherrect(x, rect_y, width_cell, height_label);
6453 m_colLabelWin->Refresh(eraseb, &anotherrect);
6454 }
6455
6456 // Paint row labels part intersecting rect.
6457 if ( width_label > 0 && height_cell > 0 )
6458 {
6459 wxRect anotherrect(rect_x, y, width_label, height_cell);
6460 m_rowLabelWin->Refresh(eraseb, &anotherrect);
6461 }
6462
6463 // Paint cell area part intersecting rect.
6464 if ( width_cell > 0 && height_cell > 0 )
6465 {
6466 wxRect anotherrect(x, y, width_cell, height_cell);
6467 m_gridWin->Refresh(eraseb, &anotherrect);
6468 }
6469 }
6470 else
6471 {
6472 m_cornerLabelWin->Refresh(eraseb, NULL);
6473 m_colLabelWin->Refresh(eraseb, NULL);
6474 m_rowLabelWin->Refresh(eraseb, NULL);
6475 m_gridWin->Refresh(eraseb, NULL);
6476 }
6477 }
6478 }
6479
6480 void wxGrid::OnSize( wxSizeEvent& event )
6481 {
6482 // position the child windows
6483 CalcWindowSizes();
6484
6485 // don't call CalcDimensions() from here, the base class handles the size
6486 // changes itself
6487 event.Skip();
6488 }
6489
6490 void wxGrid::OnKeyDown( wxKeyEvent& event )
6491 {
6492 if ( m_inOnKeyDown )
6493 {
6494 // shouldn't be here - we are going round in circles...
6495 //
6496 wxFAIL_MSG( wxT("wxGrid::OnKeyDown called while already active") );
6497 }
6498
6499 m_inOnKeyDown = true;
6500
6501 // propagate the event up and see if it gets processed
6502 wxWindow *parent = GetParent();
6503 wxKeyEvent keyEvt( event );
6504 keyEvt.SetEventObject( parent );
6505
6506 if ( !parent->GetEventHandler()->ProcessEvent( keyEvt ) )
6507 {
6508 // try local handlers
6509 switch ( event.GetKeyCode() )
6510 {
6511 case WXK_UP:
6512 if ( event.ControlDown() )
6513 MoveCursorUpBlock( event.ShiftDown() );
6514 else
6515 MoveCursorUp( event.ShiftDown() );
6516 break;
6517
6518 case WXK_DOWN:
6519 if ( event.ControlDown() )
6520 MoveCursorDownBlock( event.ShiftDown() );
6521 else
6522 MoveCursorDown( event.ShiftDown() );
6523 break;
6524
6525 case WXK_LEFT:
6526 if ( event.ControlDown() )
6527 MoveCursorLeftBlock( event.ShiftDown() );
6528 else
6529 MoveCursorLeft( event.ShiftDown() );
6530 break;
6531
6532 case WXK_RIGHT:
6533 if ( event.ControlDown() )
6534 MoveCursorRightBlock( event.ShiftDown() );
6535 else
6536 MoveCursorRight( event.ShiftDown() );
6537 break;
6538
6539 case WXK_RETURN:
6540 case WXK_NUMPAD_ENTER:
6541 if ( event.ControlDown() )
6542 {
6543 event.Skip(); // to let the edit control have the return
6544 }
6545 else
6546 {
6547 if ( GetGridCursorRow() < GetNumberRows()-1 )
6548 {
6549 MoveCursorDown( event.ShiftDown() );
6550 }
6551 else
6552 {
6553 // at the bottom of a column
6554 DisableCellEditControl();
6555 }
6556 }
6557 break;
6558
6559 case WXK_ESCAPE:
6560 ClearSelection();
6561 break;
6562
6563 case WXK_TAB:
6564 if (event.ShiftDown())
6565 {
6566 if ( GetGridCursorCol() > 0 )
6567 {
6568 MoveCursorLeft( false );
6569 }
6570 else
6571 {
6572 // at left of grid
6573 DisableCellEditControl();
6574 }
6575 }
6576 else
6577 {
6578 if ( GetGridCursorCol() < GetNumberCols() - 1 )
6579 {
6580 MoveCursorRight( false );
6581 }
6582 else
6583 {
6584 // at right of grid
6585 DisableCellEditControl();
6586 }
6587 }
6588 break;
6589
6590 case WXK_HOME:
6591 if ( event.ControlDown() )
6592 {
6593 MakeCellVisible( 0, 0 );
6594 SetCurrentCell( 0, 0 );
6595 }
6596 else
6597 {
6598 event.Skip();
6599 }
6600 break;
6601
6602 case WXK_END:
6603 if ( event.ControlDown() )
6604 {
6605 MakeCellVisible( m_numRows - 1, m_numCols - 1 );
6606 SetCurrentCell( m_numRows - 1, m_numCols - 1 );
6607 }
6608 else
6609 {
6610 event.Skip();
6611 }
6612 break;
6613
6614 case WXK_PAGEUP:
6615 MovePageUp();
6616 break;
6617
6618 case WXK_PAGEDOWN:
6619 MovePageDown();
6620 break;
6621
6622 case WXK_SPACE:
6623 if ( event.ControlDown() )
6624 {
6625 if ( m_selection )
6626 {
6627 m_selection->ToggleCellSelection(
6628 m_currentCellCoords.GetRow(),
6629 m_currentCellCoords.GetCol(),
6630 event.ControlDown(),
6631 event.ShiftDown(),
6632 event.AltDown(),
6633 event.MetaDown() );
6634 }
6635 break;
6636 }
6637
6638 if ( !IsEditable() )
6639 MoveCursorRight( false );
6640 else
6641 event.Skip();
6642 break;
6643
6644 default:
6645 event.Skip();
6646 break;
6647 }
6648 }
6649
6650 m_inOnKeyDown = false;
6651 }
6652
6653 void wxGrid::OnKeyUp( wxKeyEvent& event )
6654 {
6655 // try local handlers
6656 //
6657 if ( event.GetKeyCode() == WXK_SHIFT )
6658 {
6659 if ( m_selectingTopLeft != wxGridNoCellCoords &&
6660 m_selectingBottomRight != wxGridNoCellCoords )
6661 {
6662 if ( m_selection )
6663 {
6664 m_selection->SelectBlock(
6665 m_selectingTopLeft.GetRow(),
6666 m_selectingTopLeft.GetCol(),
6667 m_selectingBottomRight.GetRow(),
6668 m_selectingBottomRight.GetCol(),
6669 event.ControlDown(),
6670 true,
6671 event.AltDown(),
6672 event.MetaDown() );
6673 }
6674 }
6675
6676 m_selectingTopLeft = wxGridNoCellCoords;
6677 m_selectingBottomRight = wxGridNoCellCoords;
6678 m_selectingKeyboard = wxGridNoCellCoords;
6679 }
6680 }
6681
6682 void wxGrid::OnChar( wxKeyEvent& event )
6683 {
6684 // is it possible to edit the current cell at all?
6685 if ( !IsCellEditControlEnabled() && CanEnableCellControl() )
6686 {
6687 // yes, now check whether the cells editor accepts the key
6688 int row = m_currentCellCoords.GetRow();
6689 int col = m_currentCellCoords.GetCol();
6690 wxGridCellAttr *attr = GetCellAttr(row, col);
6691 wxGridCellEditor *editor = attr->GetEditor(this, row, col);
6692
6693 // <F2> is special and will always start editing, for
6694 // other keys - ask the editor itself
6695 if ( (event.GetKeyCode() == WXK_F2 && !event.HasModifiers())
6696 || editor->IsAcceptedKey(event) )
6697 {
6698 // ensure cell is visble
6699 MakeCellVisible(row, col);
6700 EnableCellEditControl();
6701
6702 // a problem can arise if the cell is not completely
6703 // visible (even after calling MakeCellVisible the
6704 // control is not created and calling StartingKey will
6705 // crash the app
6706 if ( event.GetKeyCode() != WXK_F2 && editor->IsCreated() && m_cellEditCtrlEnabled )
6707 editor->StartingKey(event);
6708 }
6709 else
6710 {
6711 event.Skip();
6712 }
6713
6714 editor->DecRef();
6715 attr->DecRef();
6716 }
6717 else
6718 {
6719 event.Skip();
6720 }
6721 }
6722
6723 void wxGrid::OnEraseBackground(wxEraseEvent&)
6724 {
6725 }
6726
6727 void wxGrid::SetCurrentCell( const wxGridCellCoords& coords )
6728 {
6729 if ( SendEvent( wxEVT_GRID_SELECT_CELL, coords.GetRow(), coords.GetCol() ) )
6730 {
6731 // the event has been intercepted - do nothing
6732 return;
6733 }
6734
6735 wxClientDC dc( m_gridWin );
6736 PrepareDC( dc );
6737
6738 if ( m_currentCellCoords != wxGridNoCellCoords )
6739 {
6740 DisableCellEditControl();
6741
6742 if ( IsVisible( m_currentCellCoords, false ) )
6743 {
6744 wxRect r;
6745 r = BlockToDeviceRect( m_currentCellCoords, m_currentCellCoords );
6746 if ( !m_gridLinesEnabled )
6747 {
6748 r.x--;
6749 r.y--;
6750 r.width++;
6751 r.height++;
6752 }
6753
6754 wxGridCellCoordsArray cells = CalcCellsExposed( r );
6755
6756 // Otherwise refresh redraws the highlight!
6757 m_currentCellCoords = coords;
6758
6759 DrawGridCellArea( dc, cells );
6760 DrawAllGridLines( dc, r );
6761 }
6762 }
6763
6764 m_currentCellCoords = coords;
6765
6766 wxGridCellAttr *attr = GetCellAttr( coords );
6767 DrawCellHighlight( dc, attr );
6768 attr->DecRef();
6769 }
6770
6771 void wxGrid::HighlightBlock( int topRow, int leftCol, int bottomRow, int rightCol )
6772 {
6773 int temp;
6774 wxGridCellCoords updateTopLeft, updateBottomRight;
6775
6776 if ( m_selection )
6777 {
6778 if ( m_selection->GetSelectionMode() == wxGrid::wxGridSelectRows )
6779 {
6780 leftCol = 0;
6781 rightCol = GetNumberCols() - 1;
6782 }
6783 else if ( m_selection->GetSelectionMode() == wxGrid::wxGridSelectColumns )
6784 {
6785 topRow = 0;
6786 bottomRow = GetNumberRows() - 1;
6787 }
6788 }
6789
6790 if ( topRow > bottomRow )
6791 {
6792 temp = topRow;
6793 topRow = bottomRow;
6794 bottomRow = temp;
6795 }
6796
6797 if ( leftCol > rightCol )
6798 {
6799 temp = leftCol;
6800 leftCol = rightCol;
6801 rightCol = temp;
6802 }
6803
6804 updateTopLeft = wxGridCellCoords( topRow, leftCol );
6805 updateBottomRight = wxGridCellCoords( bottomRow, rightCol );
6806
6807 // First the case that we selected a completely new area
6808 if ( m_selectingTopLeft == wxGridNoCellCoords ||
6809 m_selectingBottomRight == wxGridNoCellCoords )
6810 {
6811 wxRect rect;
6812 rect = BlockToDeviceRect( wxGridCellCoords ( topRow, leftCol ),
6813 wxGridCellCoords ( bottomRow, rightCol ) );
6814 m_gridWin->Refresh( false, &rect );
6815 }
6816
6817 // Now handle changing an existing selection area.
6818 else if ( m_selectingTopLeft != updateTopLeft ||
6819 m_selectingBottomRight != updateBottomRight )
6820 {
6821 // Compute two optimal update rectangles:
6822 // Either one rectangle is a real subset of the
6823 // other, or they are (almost) disjoint!
6824 wxRect rect[4];
6825 bool need_refresh[4];
6826 need_refresh[0] =
6827 need_refresh[1] =
6828 need_refresh[2] =
6829 need_refresh[3] = false;
6830 int i;
6831
6832 // Store intermediate values
6833 wxCoord oldLeft = m_selectingTopLeft.GetCol();
6834 wxCoord oldTop = m_selectingTopLeft.GetRow();
6835 wxCoord oldRight = m_selectingBottomRight.GetCol();
6836 wxCoord oldBottom = m_selectingBottomRight.GetRow();
6837
6838 // Determine the outer/inner coordinates.
6839 if (oldLeft > leftCol)
6840 {
6841 temp = oldLeft;
6842 oldLeft = leftCol;
6843 leftCol = temp;
6844 }
6845 if (oldTop > topRow )
6846 {
6847 temp = oldTop;
6848 oldTop = topRow;
6849 topRow = temp;
6850 }
6851 if (oldRight < rightCol )
6852 {
6853 temp = oldRight;
6854 oldRight = rightCol;
6855 rightCol = temp;
6856 }
6857 if (oldBottom < bottomRow)
6858 {
6859 temp = oldBottom;
6860 oldBottom = bottomRow;
6861 bottomRow = temp;
6862 }
6863
6864 // Now, either the stuff marked old is the outer
6865 // rectangle or we don't have a situation where one
6866 // is contained in the other.
6867
6868 if ( oldLeft < leftCol )
6869 {
6870 // Refresh the newly selected or deselected
6871 // area to the left of the old or new selection.
6872 need_refresh[0] = true;
6873 rect[0] = BlockToDeviceRect(
6874 wxGridCellCoords( oldTop, oldLeft ),
6875 wxGridCellCoords( oldBottom, leftCol - 1 ) );
6876 }
6877
6878 if ( oldTop < topRow )
6879 {
6880 // Refresh the newly selected or deselected
6881 // area above the old or new selection.
6882 need_refresh[1] = true;
6883 rect[1] = BlockToDeviceRect(
6884 wxGridCellCoords( oldTop, leftCol ),
6885 wxGridCellCoords( topRow - 1, rightCol ) );
6886 }
6887
6888 if ( oldRight > rightCol )
6889 {
6890 // Refresh the newly selected or deselected
6891 // area to the right of the old or new selection.
6892 need_refresh[2] = true;
6893 rect[2] = BlockToDeviceRect(
6894 wxGridCellCoords( oldTop, rightCol + 1 ),
6895 wxGridCellCoords( oldBottom, oldRight ) );
6896 }
6897
6898 if ( oldBottom > bottomRow )
6899 {
6900 // Refresh the newly selected or deselected
6901 // area below the old or new selection.
6902 need_refresh[3] = true;
6903 rect[3] = BlockToDeviceRect(
6904 wxGridCellCoords( bottomRow + 1, leftCol ),
6905 wxGridCellCoords( oldBottom, rightCol ) );
6906 }
6907
6908 // various Refresh() calls
6909 for (i = 0; i < 4; i++ )
6910 if ( need_refresh[i] && rect[i] != wxGridNoCellRect )
6911 m_gridWin->Refresh( false, &(rect[i]) );
6912 }
6913
6914 // change selection
6915 m_selectingTopLeft = updateTopLeft;
6916 m_selectingBottomRight = updateBottomRight;
6917 }
6918
6919 //
6920 // ------ functions to get/send data (see also public functions)
6921 //
6922
6923 bool wxGrid::GetModelValues()
6924 {
6925 // Hide the editor, so it won't hide a changed value.
6926 HideCellEditControl();
6927
6928 if ( m_table )
6929 {
6930 // all we need to do is repaint the grid
6931 //
6932 m_gridWin->Refresh();
6933 return true;
6934 }
6935
6936 return false;
6937 }
6938
6939 bool wxGrid::SetModelValues()
6940 {
6941 int row, col;
6942
6943 // Disable the editor, so it won't hide a changed value.
6944 // Do we also want to save the current value of the editor first?
6945 // I think so ...
6946 DisableCellEditControl();
6947
6948 if ( m_table )
6949 {
6950 for ( row = 0; row < m_numRows; row++ )
6951 {
6952 for ( col = 0; col < m_numCols; col++ )
6953 {
6954 m_table->SetValue( row, col, GetCellValue(row, col) );
6955 }
6956 }
6957
6958 return true;
6959 }
6960
6961 return false;
6962 }
6963
6964 // Note - this function only draws cells that are in the list of
6965 // exposed cells (usually set from the update region by
6966 // CalcExposedCells)
6967 //
6968 void wxGrid::DrawGridCellArea( wxDC& dc, const wxGridCellCoordsArray& cells )
6969 {
6970 if ( !m_numRows || !m_numCols )
6971 return;
6972
6973 int i, numCells = cells.GetCount();
6974 int row, col, cell_rows, cell_cols;
6975 wxGridCellCoordsArray redrawCells;
6976
6977 for ( i = numCells - 1; i >= 0; i-- )
6978 {
6979 row = cells[i].GetRow();
6980 col = cells[i].GetCol();
6981 GetCellSize( row, col, &cell_rows, &cell_cols );
6982
6983 // If this cell is part of a multicell block, find owner for repaint
6984 if ( cell_rows <= 0 || cell_cols <= 0 )
6985 {
6986 wxGridCellCoords cell( row + cell_rows, col + cell_cols );
6987 bool marked = false;
6988 for ( int j = 0; j < numCells; j++ )
6989 {
6990 if ( cell == cells[j] )
6991 {
6992 marked = true;
6993 break;
6994 }
6995 }
6996
6997 if (!marked)
6998 {
6999 int count = redrawCells.GetCount();
7000 for (int j = 0; j < count; j++)
7001 {
7002 if ( cell == redrawCells[j] )
7003 {
7004 marked = true;
7005 break;
7006 }
7007 }
7008
7009 if (!marked)
7010 redrawCells.Add( cell );
7011 }
7012
7013 // don't bother drawing this cell
7014 continue;
7015 }
7016
7017 // If this cell is empty, find cell to left that might want to overflow
7018 if (m_table && m_table->IsEmptyCell(row, col))
7019 {
7020 for ( int l = 0; l < cell_rows; l++ )
7021 {
7022 // find a cell in this row to leave already marked for repaint
7023 int left = col;
7024 for (int k = 0; k < int(redrawCells.GetCount()); k++)
7025 if ((redrawCells[k].GetCol() < left) &&
7026 (redrawCells[k].GetRow() == row))
7027 {
7028 left = redrawCells[k].GetCol();
7029 }
7030
7031 if (left == col)
7032 left = 0; // oh well
7033
7034 for (int j = col - 1; j >= left; j--)
7035 {
7036 if (!m_table->IsEmptyCell(row + l, j))
7037 {
7038 if (GetCellOverflow(row + l, j))
7039 {
7040 wxGridCellCoords cell(row + l, j);
7041 bool marked = false;
7042
7043 for (int k = 0; k < numCells; k++)
7044 {
7045 if ( cell == cells[k] )
7046 {
7047 marked = true;
7048 break;
7049 }
7050 }
7051
7052 if (!marked)
7053 {
7054 int count = redrawCells.GetCount();
7055 for (int k = 0; k < count; k++)
7056 {
7057 if ( cell == redrawCells[k] )
7058 {
7059 marked = true;
7060 break;
7061 }
7062 }
7063 if (!marked)
7064 redrawCells.Add( cell );
7065 }
7066 }
7067 break;
7068 }
7069 }
7070 }
7071 }
7072
7073 DrawCell( dc, cells[i] );
7074 }
7075
7076 numCells = redrawCells.GetCount();
7077
7078 for ( i = numCells - 1; i >= 0; i-- )
7079 {
7080 DrawCell( dc, redrawCells[i] );
7081 }
7082 }
7083
7084 void wxGrid::DrawGridSpace( wxDC& dc )
7085 {
7086 int cw, ch;
7087 m_gridWin->GetClientSize( &cw, &ch );
7088
7089 int right, bottom;
7090 CalcUnscrolledPosition( cw, ch, &right, &bottom );
7091
7092 int rightCol = m_numCols > 0 ? GetColRight(m_numCols - 1) : 0;
7093 int bottomRow = m_numRows > 0 ? GetRowBottom(m_numRows - 1) : 0;
7094
7095 if ( right > rightCol || bottom > bottomRow )
7096 {
7097 int left, top;
7098 CalcUnscrolledPosition( 0, 0, &left, &top );
7099
7100 dc.SetBrush( wxBrush(GetDefaultCellBackgroundColour(), wxSOLID) );
7101 dc.SetPen( *wxTRANSPARENT_PEN );
7102
7103 if ( right > rightCol )
7104 {
7105 dc.DrawRectangle( rightCol, top, right - rightCol, ch );
7106 }
7107
7108 if ( bottom > bottomRow )
7109 {
7110 dc.DrawRectangle( left, bottomRow, cw, bottom - bottomRow );
7111 }
7112 }
7113 }
7114
7115 void wxGrid::DrawCell( wxDC& dc, const wxGridCellCoords& coords )
7116 {
7117 int row = coords.GetRow();
7118 int col = coords.GetCol();
7119
7120 if ( GetColWidth(col) <= 0 || GetRowHeight(row) <= 0 )
7121 return;
7122
7123 // we draw the cell border ourselves
7124 #if !WXGRID_DRAW_LINES
7125 if ( m_gridLinesEnabled )
7126 DrawCellBorder( dc, coords );
7127 #endif
7128
7129 wxGridCellAttr* attr = GetCellAttr(row, col);
7130
7131 bool isCurrent = coords == m_currentCellCoords;
7132
7133 wxRect rect = CellToRect( row, col );
7134
7135 // if the editor is shown, we should use it and not the renderer
7136 // Note: However, only if it is really _shown_, i.e. not hidden!
7137 if ( isCurrent && IsCellEditControlShown() )
7138 {
7139 // NB: this "#if..." is temporary and fixes a problem where the
7140 // edit control is erased by this code after being rendered.
7141 // On wxMac (QD build only), the cell editor is a wxTextCntl and is rendered
7142 // implicitly, causing this out-of order render.
7143 #if !defined(__WXMAC__) || wxMAC_USE_CORE_GRAPHICS
7144 wxGridCellEditor *editor = attr->GetEditor(this, row, col);
7145 editor->PaintBackground(rect, attr);
7146 editor->DecRef();
7147 #endif
7148 }
7149 else
7150 {
7151 // but all the rest is drawn by the cell renderer and hence may be customized
7152 wxGridCellRenderer *renderer = attr->GetRenderer(this, row, col);
7153 renderer->Draw(*this, *attr, dc, rect, row, col, IsInSelection(coords));
7154 renderer->DecRef();
7155 }
7156
7157 attr->DecRef();
7158 }
7159
7160 void wxGrid::DrawCellHighlight( wxDC& dc, const wxGridCellAttr *attr )
7161 {
7162 int row = m_currentCellCoords.GetRow();
7163 int col = m_currentCellCoords.GetCol();
7164
7165 if ( GetColWidth(col) <= 0 || GetRowHeight(row) <= 0 )
7166 return;
7167
7168 wxRect rect = CellToRect(row, col);
7169
7170 // hmmm... what could we do here to show that the cell is disabled?
7171 // for now, I just draw a thinner border than for the other ones, but
7172 // it doesn't look really good
7173
7174 int penWidth = attr->IsReadOnly() ? m_cellHighlightROPenWidth : m_cellHighlightPenWidth;
7175
7176 if (penWidth > 0)
7177 {
7178 // The center of the drawn line is where the position/width/height of
7179 // the rectangle is actually at (on wxMSW at least), so the
7180 // size of the rectangle is reduced to compensate for the thickness of
7181 // the line. If this is too strange on non-wxMSW platforms then
7182 // please #ifdef this appropriately.
7183 rect.x += penWidth / 2;
7184 rect.y += penWidth / 2;
7185 rect.width -= penWidth - 1;
7186 rect.height -= penWidth - 1;
7187
7188 // Now draw the rectangle
7189 // use the cellHighlightColour if the cell is inside a selection, this
7190 // will ensure the cell is always visible.
7191 dc.SetPen(wxPen(IsInSelection(row,col) ? m_selectionForeground : m_cellHighlightColour, penWidth, wxSOLID));
7192 dc.SetBrush(*wxTRANSPARENT_BRUSH);
7193 dc.DrawRectangle(rect);
7194 }
7195
7196 #if 0
7197 // VZ: my experiments with 3D borders...
7198
7199 // how to properly set colours for arbitrary bg?
7200 wxCoord x1 = rect.x,
7201 y1 = rect.y,
7202 x2 = rect.x + rect.width - 1,
7203 y2 = rect.y + rect.height - 1;
7204
7205 dc.SetPen(*wxWHITE_PEN);
7206 dc.DrawLine(x1, y1, x2, y1);
7207 dc.DrawLine(x1, y1, x1, y2);
7208
7209 dc.DrawLine(x1 + 1, y2 - 1, x2 - 1, y2 - 1);
7210 dc.DrawLine(x2 - 1, y1 + 1, x2 - 1, y2);
7211
7212 dc.SetPen(*wxBLACK_PEN);
7213 dc.DrawLine(x1, y2, x2, y2);
7214 dc.DrawLine(x2, y1, x2, y2 + 1);
7215 #endif
7216 }
7217
7218 void wxGrid::DrawCellBorder( wxDC& dc, const wxGridCellCoords& coords )
7219 {
7220 int row = coords.GetRow();
7221 int col = coords.GetCol();
7222 if ( GetColWidth(col) <= 0 || GetRowHeight(row) <= 0 )
7223 return;
7224
7225 dc.SetPen( wxPen(GetGridLineColour(), 1, wxSOLID) );
7226
7227 wxRect rect = CellToRect( row, col );
7228
7229 // right hand border
7230 dc.DrawLine( rect.x + rect.width, rect.y,
7231 rect.x + rect.width, rect.y + rect.height + 1 );
7232
7233 // bottom border
7234 dc.DrawLine( rect.x, rect.y + rect.height,
7235 rect.x + rect.width, rect.y + rect.height);
7236 }
7237
7238 void wxGrid::DrawHighlight(wxDC& dc, const wxGridCellCoordsArray& cells)
7239 {
7240 // This if block was previously in wxGrid::OnPaint but that doesn't
7241 // seem to get called under wxGTK - MB
7242 //
7243 if ( m_currentCellCoords == wxGridNoCellCoords &&
7244 m_numRows && m_numCols )
7245 {
7246 m_currentCellCoords.Set(0, 0);
7247 }
7248
7249 if ( IsCellEditControlShown() )
7250 {
7251 // don't show highlight when the edit control is shown
7252 return;
7253 }
7254
7255 // if the active cell was repainted, repaint its highlight too because it
7256 // might have been damaged by the grid lines
7257 size_t count = cells.GetCount();
7258 for ( size_t n = 0; n < count; n++ )
7259 {
7260 if ( cells[n] == m_currentCellCoords )
7261 {
7262 wxGridCellAttr* attr = GetCellAttr(m_currentCellCoords);
7263 DrawCellHighlight(dc, attr);
7264 attr->DecRef();
7265
7266 break;
7267 }
7268 }
7269 }
7270
7271 // TODO: remove this ???
7272 // This is used to redraw all grid lines e.g. when the grid line colour
7273 // has been changed
7274 //
7275 void wxGrid::DrawAllGridLines( wxDC& dc, const wxRegion & WXUNUSED(reg) )
7276 {
7277 #if !WXGRID_DRAW_LINES
7278 return;
7279 #endif
7280
7281 if ( !m_gridLinesEnabled || !m_numRows || !m_numCols )
7282 return;
7283
7284 int top, bottom, left, right;
7285
7286 #if 0 //#ifndef __WXGTK__
7287 if (reg.IsEmpty())
7288 {
7289 int cw, ch;
7290 m_gridWin->GetClientSize(&cw, &ch);
7291
7292 // virtual coords of visible area
7293 //
7294 CalcUnscrolledPosition( 0, 0, &left, &top );
7295 CalcUnscrolledPosition( cw, ch, &right, &bottom );
7296 }
7297 else
7298 {
7299 wxCoord x, y, w, h;
7300 reg.GetBox(x, y, w, h);
7301 CalcUnscrolledPosition( x, y, &left, &top );
7302 CalcUnscrolledPosition( x + w, y + h, &right, &bottom );
7303 }
7304 #else
7305 int cw, ch;
7306 m_gridWin->GetClientSize(&cw, &ch);
7307 CalcUnscrolledPosition( 0, 0, &left, &top );
7308 CalcUnscrolledPosition( cw, ch, &right, &bottom );
7309 #endif
7310
7311 // avoid drawing grid lines past the last row and col
7312 //
7313 right = wxMin( right, GetColRight(m_numCols - 1) );
7314 bottom = wxMin( bottom, GetRowBottom(m_numRows - 1) );
7315
7316 // no gridlines inside multicells, clip them out
7317 int leftCol = internalXToCol(left);
7318 int topRow = internalYToRow(top);
7319 int rightCol = internalXToCol(right);
7320 int bottomRow = internalYToRow(bottom);
7321
7322 #ifndef __WXMAC__
7323 // CS: I don't know why suddenly unscrolled coordinates are used for clipping
7324 wxRegion clippedcells(0, 0, cw, ch);
7325
7326 int i, j, cell_rows, cell_cols;
7327 wxRect rect;
7328
7329 for (j=topRow; j<bottomRow; j++)
7330 {
7331 for (i=leftCol; i<rightCol; i++)
7332 {
7333 GetCellSize( j, i, &cell_rows, &cell_cols );
7334 if ((cell_rows > 1) || (cell_cols > 1))
7335 {
7336 rect = CellToRect(j,i);
7337 CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
7338 clippedcells.Subtract(rect);
7339 }
7340 else if ((cell_rows < 0) || (cell_cols < 0))
7341 {
7342 rect = CellToRect(j + cell_rows, i + cell_cols);
7343 CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
7344 clippedcells.Subtract(rect);
7345 }
7346 }
7347 }
7348 #else
7349 wxRegion clippedcells( left , top, right - left, bottom - top);
7350
7351 int i, j, cell_rows, cell_cols;
7352 wxRect rect;
7353
7354 for (j=topRow; j<bottomRow; j++)
7355 {
7356 for (i=leftCol; i<rightCol; i++)
7357 {
7358 GetCellSize( j, i, &cell_rows, &cell_cols );
7359 if ((cell_rows > 1) || (cell_cols > 1))
7360 {
7361 rect = CellToRect(j, i);
7362 clippedcells.Subtract(rect);
7363 }
7364 else if ((cell_rows < 0) || (cell_cols < 0))
7365 {
7366 rect = CellToRect(j + cell_rows, i + cell_cols);
7367 clippedcells.Subtract(rect);
7368 }
7369 }
7370 }
7371 #endif
7372
7373 dc.SetClippingRegion( clippedcells );
7374
7375 dc.SetPen( wxPen(GetGridLineColour(), 1, wxSOLID) );
7376
7377 // horizontal grid lines
7378 //
7379 // already declared above - int i;
7380 for ( i = internalYToRow(top); i < m_numRows; i++ )
7381 {
7382 int bot = GetRowBottom(i) - 1;
7383
7384 if ( bot > bottom )
7385 {
7386 break;
7387 }
7388
7389 if ( bot >= top )
7390 {
7391 dc.DrawLine( left, bot, right, bot );
7392 }
7393 }
7394
7395 // vertical grid lines
7396 //
7397 for ( i = internalXToCol(left); i < m_numCols; i++ )
7398 {
7399 int colRight = GetColRight(i) - 1;
7400 if ( colRight > right )
7401 {
7402 break;
7403 }
7404
7405 if ( colRight >= left )
7406 {
7407 dc.DrawLine( colRight, top, colRight, bottom );
7408 }
7409 }
7410
7411 dc.DestroyClippingRegion();
7412 }
7413
7414 void wxGrid::DrawRowLabels( wxDC& dc ,const wxArrayInt& rows)
7415 {
7416 if ( !m_numRows )
7417 return;
7418
7419 size_t i;
7420 size_t numLabels = rows.GetCount();
7421
7422 for ( i = 0; i < numLabels; i++ )
7423 {
7424 DrawRowLabel( dc, rows[i] );
7425 }
7426 }
7427
7428 void wxGrid::DrawRowLabel( wxDC& dc, int row )
7429 {
7430 if ( GetRowHeight(row) <= 0 || m_rowLabelWidth <= 0 )
7431 return;
7432
7433 wxRect rect;
7434
7435 #ifdef __WXGTK20__
7436 rect.SetX( 1 );
7437 rect.SetY( GetRowTop(row) + 1 );
7438 rect.SetWidth( m_rowLabelWidth - 2 );
7439 rect.SetHeight( GetRowHeight(row) - 2 );
7440
7441 CalcScrolledPosition( 0, rect.y, NULL, &rect.y );
7442
7443 wxWindowDC *win_dc = (wxWindowDC*) &dc;
7444
7445 wxRendererNative::Get().DrawHeaderButton( win_dc->m_owner, dc, rect, 0 );
7446 #else
7447 int rowTop = GetRowTop(row),
7448 rowBottom = GetRowBottom(row) - 1;
7449
7450 dc.SetPen( wxPen(wxSystemSettings::GetColour(wxSYS_COLOUR_3DDKSHADOW), 1, wxSOLID) );
7451 dc.DrawLine( m_rowLabelWidth - 1, rowTop, m_rowLabelWidth - 1, rowBottom );
7452 dc.DrawLine( 0, rowTop, 0, rowBottom );
7453 dc.DrawLine( 0, rowBottom, m_rowLabelWidth, rowBottom );
7454
7455 dc.SetPen( *wxWHITE_PEN );
7456 dc.DrawLine( 1, rowTop, 1, rowBottom );
7457 dc.DrawLine( 1, rowTop, m_rowLabelWidth - 1, rowTop );
7458 #endif
7459
7460 dc.SetBackgroundMode( wxTRANSPARENT );
7461 dc.SetTextForeground( GetLabelTextColour() );
7462 dc.SetFont( GetLabelFont() );
7463
7464 int hAlign, vAlign;
7465 GetRowLabelAlignment( &hAlign, &vAlign );
7466
7467 rect.SetX( 2 );
7468 rect.SetY( GetRowTop(row) + 2 );
7469 rect.SetWidth( m_rowLabelWidth - 4 );
7470 rect.SetHeight( GetRowHeight(row) - 4 );
7471 DrawTextRectangle( dc, GetRowLabelValue( row ), rect, hAlign, vAlign );
7472 }
7473
7474 void wxGrid::DrawColLabels( wxDC& dc,const wxArrayInt& cols )
7475 {
7476 if ( !m_numCols )
7477 return;
7478
7479 size_t i;
7480 size_t numLabels = cols.GetCount();
7481
7482 for ( i = 0; i < numLabels; i++ )
7483 {
7484 DrawColLabel( dc, cols[i] );
7485 }
7486 }
7487
7488 void wxGrid::DrawColLabel( wxDC& dc, int col )
7489 {
7490 if ( GetColWidth(col) <= 0 || m_colLabelHeight <= 0 )
7491 return;
7492
7493 int colLeft = GetColLeft(col);
7494
7495 wxRect rect;
7496
7497 #ifdef __WXGTK20__
7498 rect.SetX( colLeft + 1 );
7499 rect.SetY( 1 );
7500 rect.SetWidth( GetColWidth(col) - 2 );
7501 rect.SetHeight( m_colLabelHeight - 2 );
7502
7503 wxWindowDC *win_dc = (wxWindowDC*) &dc;
7504
7505 wxRendererNative::Get().DrawHeaderButton( win_dc->m_owner, dc, rect, 0 );
7506 #else
7507 int colRight = GetColRight(col) - 1;
7508
7509 dc.SetPen( wxPen(wxSystemSettings::GetColour(wxSYS_COLOUR_3DDKSHADOW), 1, wxSOLID) );
7510 dc.DrawLine( colRight, 0, colRight, m_colLabelHeight - 1 );
7511 dc.DrawLine( colLeft, 0, colRight, 0 );
7512 dc.DrawLine( colLeft, m_colLabelHeight - 1,
7513 colRight + 1, m_colLabelHeight - 1 );
7514
7515 dc.SetPen( *wxWHITE_PEN );
7516 dc.DrawLine( colLeft, 1, colLeft, m_colLabelHeight - 1 );
7517 dc.DrawLine( colLeft, 1, colRight, 1 );
7518 #endif
7519
7520 dc.SetBackgroundMode( wxTRANSPARENT );
7521 dc.SetTextForeground( GetLabelTextColour() );
7522 dc.SetFont( GetLabelFont() );
7523
7524 int hAlign, vAlign, orient;
7525 GetColLabelAlignment( &hAlign, &vAlign );
7526 orient = GetColLabelTextOrientation();
7527
7528 rect.SetX( colLeft + 2 );
7529 rect.SetY( 2 );
7530 rect.SetWidth( GetColWidth(col) - 4 );
7531 rect.SetHeight( m_colLabelHeight - 4 );
7532 DrawTextRectangle( dc, GetColLabelValue( col ), rect, hAlign, vAlign, orient );
7533 }
7534
7535 void wxGrid::DrawTextRectangle( wxDC& dc,
7536 const wxString& value,
7537 const wxRect& rect,
7538 int horizAlign,
7539 int vertAlign,
7540 int textOrientation )
7541 {
7542 wxArrayString lines;
7543
7544 StringToLines( value, lines );
7545
7546 // Forward to new API.
7547 DrawTextRectangle( dc,
7548 lines,
7549 rect,
7550 horizAlign,
7551 vertAlign,
7552 textOrientation );
7553 }
7554
7555 void wxGrid::DrawTextRectangle( wxDC& dc,
7556 const wxArrayString& lines,
7557 const wxRect& rect,
7558 int horizAlign,
7559 int vertAlign,
7560 int textOrientation )
7561 {
7562 long textWidth = 0, textHeight = 0;
7563 long lineWidth = 0, lineHeight = 0;
7564 int nLines;
7565
7566 dc.SetClippingRegion( rect );
7567
7568 nLines = lines.GetCount();
7569 if ( nLines > 0 )
7570 {
7571 int l;
7572 float x = 0.0, y = 0.0;
7573
7574 if ( textOrientation == wxHORIZONTAL )
7575 GetTextBoxSize( dc, lines, &textWidth, &textHeight );
7576 else
7577 GetTextBoxSize( dc, lines, &textHeight, &textWidth );
7578
7579 switch ( vertAlign )
7580 {
7581 case wxALIGN_BOTTOM:
7582 if ( textOrientation == wxHORIZONTAL )
7583 y = rect.y + (rect.height - textHeight - 1);
7584 else
7585 x = rect.x + rect.width - textWidth;
7586 break;
7587
7588 case wxALIGN_CENTRE:
7589 if ( textOrientation == wxHORIZONTAL )
7590 y = rect.y + ((rect.height - textHeight) / 2);
7591 else
7592 x = rect.x + ((rect.width - textWidth) / 2);
7593 break;
7594
7595 case wxALIGN_TOP:
7596 default:
7597 if ( textOrientation == wxHORIZONTAL )
7598 y = rect.y + 1;
7599 else
7600 x = rect.x + 1;
7601 break;
7602 }
7603
7604 // Align each line of a multi-line label
7605 for ( l = 0; l < nLines; l++ )
7606 {
7607 dc.GetTextExtent(lines[l], &lineWidth, &lineHeight);
7608
7609 switch ( horizAlign )
7610 {
7611 case wxALIGN_RIGHT:
7612 if ( textOrientation == wxHORIZONTAL )
7613 x = rect.x + (rect.width - lineWidth - 1);
7614 else
7615 y = rect.y + lineWidth + 1;
7616 break;
7617
7618 case wxALIGN_CENTRE:
7619 if ( textOrientation == wxHORIZONTAL )
7620 x = rect.x + ((rect.width - lineWidth) / 2);
7621 else
7622 y = rect.y + rect.height - ((rect.height - lineWidth) / 2);
7623 break;
7624
7625 case wxALIGN_LEFT:
7626 default:
7627 if ( textOrientation == wxHORIZONTAL )
7628 x = rect.x + 1;
7629 else
7630 y = rect.y + rect.height - 1;
7631 break;
7632 }
7633
7634 if ( textOrientation == wxHORIZONTAL )
7635 {
7636 dc.DrawText( lines[l], (int)x, (int)y );
7637 y += lineHeight;
7638 }
7639 else
7640 {
7641 dc.DrawRotatedText( lines[l], (int)x, (int)y, 90.0 );
7642 x += lineHeight;
7643 }
7644 }
7645 }
7646
7647 dc.DestroyClippingRegion();
7648 }
7649
7650 // Split multi-line text up into an array of strings.
7651 // Any existing contents of the string array are preserved.
7652 //
7653 void wxGrid::StringToLines( const wxString& value, wxArrayString& lines )
7654 {
7655 int startPos = 0;
7656 int pos;
7657 wxString eol = wxTextFile::GetEOL( wxTextFileType_Unix );
7658 wxString tVal = wxTextFile::Translate( value, wxTextFileType_Unix );
7659
7660 while ( startPos < (int)tVal.length() )
7661 {
7662 pos = tVal.Mid(startPos).Find( eol );
7663 if ( pos < 0 )
7664 {
7665 break;
7666 }
7667 else if ( pos == 0 )
7668 {
7669 lines.Add( wxEmptyString );
7670 }
7671 else
7672 {
7673 lines.Add( value.Mid(startPos, pos) );
7674 }
7675
7676 startPos += pos + 1;
7677 }
7678
7679 if ( startPos < (int)value.length() )
7680 {
7681 lines.Add( value.Mid( startPos ) );
7682 }
7683 }
7684
7685 void wxGrid::GetTextBoxSize( const wxDC& dc,
7686 const wxArrayString& lines,
7687 long *width, long *height )
7688 {
7689 long w = 0;
7690 long h = 0;
7691 long lineW = 0, lineH = 0;
7692
7693 size_t i;
7694 for ( i = 0; i < lines.GetCount(); i++ )
7695 {
7696 dc.GetTextExtent( lines[i], &lineW, &lineH );
7697 w = wxMax( w, lineW );
7698 h += lineH;
7699 }
7700
7701 *width = w;
7702 *height = h;
7703 }
7704
7705 //
7706 // ------ Batch processing.
7707 //
7708 void wxGrid::EndBatch()
7709 {
7710 if ( m_batchCount > 0 )
7711 {
7712 m_batchCount--;
7713 if ( !m_batchCount )
7714 {
7715 CalcDimensions();
7716 m_rowLabelWin->Refresh();
7717 m_colLabelWin->Refresh();
7718 m_cornerLabelWin->Refresh();
7719 m_gridWin->Refresh();
7720 }
7721 }
7722 }
7723
7724 // Use this, rather than wxWindow::Refresh(), to force an immediate
7725 // repainting of the grid. Has no effect if you are already inside a
7726 // BeginBatch / EndBatch block.
7727 //
7728 void wxGrid::ForceRefresh()
7729 {
7730 BeginBatch();
7731 EndBatch();
7732 }
7733
7734 bool wxGrid::Enable(bool enable)
7735 {
7736 if ( !wxScrolledWindow::Enable(enable) )
7737 return false;
7738
7739 // redraw in the new state
7740 m_gridWin->Refresh();
7741
7742 return true;
7743 }
7744
7745 //
7746 // ------ Edit control functions
7747 //
7748
7749 void wxGrid::EnableEditing( bool edit )
7750 {
7751 // TODO: improve this ?
7752 //
7753 if ( edit != m_editable )
7754 {
7755 if (!edit)
7756 EnableCellEditControl(edit);
7757 m_editable = edit;
7758 }
7759 }
7760
7761 void wxGrid::EnableCellEditControl( bool enable )
7762 {
7763 if (! m_editable)
7764 return;
7765
7766 if ( enable != m_cellEditCtrlEnabled )
7767 {
7768 if ( enable )
7769 {
7770 if (SendEvent( wxEVT_GRID_EDITOR_SHOWN) <0)
7771 return;
7772
7773 // this should be checked by the caller!
7774 wxASSERT_MSG( CanEnableCellControl(), _T("can't enable editing for this cell!") );
7775
7776 // do it before ShowCellEditControl()
7777 m_cellEditCtrlEnabled = enable;
7778
7779 ShowCellEditControl();
7780 }
7781 else
7782 {
7783 //FIXME:add veto support
7784 SendEvent( wxEVT_GRID_EDITOR_HIDDEN );
7785
7786 HideCellEditControl();
7787 SaveEditControlValue();
7788
7789 // do it after HideCellEditControl()
7790 m_cellEditCtrlEnabled = enable;
7791 }
7792 }
7793 }
7794
7795 bool wxGrid::IsCurrentCellReadOnly() const
7796 {
7797 // const_cast
7798 wxGridCellAttr* attr = ((wxGrid *)this)->GetCellAttr(m_currentCellCoords);
7799 bool readonly = attr->IsReadOnly();
7800 attr->DecRef();
7801
7802 return readonly;
7803 }
7804
7805 bool wxGrid::CanEnableCellControl() const
7806 {
7807 return m_editable && (m_currentCellCoords != wxGridNoCellCoords) &&
7808 !IsCurrentCellReadOnly();
7809 }
7810
7811 bool wxGrid::IsCellEditControlEnabled() const
7812 {
7813 // the cell edit control might be disable for all cells or just for the
7814 // current one if it's read only
7815 return m_cellEditCtrlEnabled ? !IsCurrentCellReadOnly() : false;
7816 }
7817
7818 bool wxGrid::IsCellEditControlShown() const
7819 {
7820 bool isShown = false;
7821
7822 if ( m_cellEditCtrlEnabled )
7823 {
7824 int row = m_currentCellCoords.GetRow();
7825 int col = m_currentCellCoords.GetCol();
7826 wxGridCellAttr* attr = GetCellAttr(row, col);
7827 wxGridCellEditor* editor = attr->GetEditor((wxGrid*) this, row, col);
7828 attr->DecRef();
7829
7830 if ( editor )
7831 {
7832 if ( editor->IsCreated() )
7833 {
7834 isShown = editor->GetControl()->IsShown();
7835 }
7836
7837 editor->DecRef();
7838 }
7839 }
7840
7841 return isShown;
7842 }
7843
7844 void wxGrid::ShowCellEditControl()
7845 {
7846 if ( IsCellEditControlEnabled() )
7847 {
7848 if ( !IsVisible( m_currentCellCoords, false ) )
7849 {
7850 m_cellEditCtrlEnabled = false;
7851 return;
7852 }
7853 else
7854 {
7855 wxRect rect = CellToRect( m_currentCellCoords );
7856 int row = m_currentCellCoords.GetRow();
7857 int col = m_currentCellCoords.GetCol();
7858
7859 // if this is part of a multicell, find owner (topleft)
7860 int cell_rows, cell_cols;
7861 GetCellSize( row, col, &cell_rows, &cell_cols );
7862 if ( cell_rows <= 0 || cell_cols <= 0 )
7863 {
7864 row += cell_rows;
7865 col += cell_cols;
7866 m_currentCellCoords.SetRow( row );
7867 m_currentCellCoords.SetCol( col );
7868 }
7869
7870 // convert to scrolled coords
7871 CalcScrolledPosition( rect.x, rect.y, &rect.x, &rect.y );
7872
7873 int nXMove = 0;
7874 if (rect.x < 0)
7875 nXMove = rect.x;
7876
7877 // performed in PaintBackground()
7878 #if 0
7879 // erase the highlight and the cell contents because the editor
7880 // might not cover the entire cell
7881 wxClientDC dc( m_gridWin );
7882 PrepareDC( dc );
7883 dc.SetBrush(*wxLIGHT_GREY_BRUSH); //wxBrush(attr->GetBackgroundColour(), wxSOLID));
7884 dc.SetPen(*wxTRANSPARENT_PEN);
7885 dc.DrawRectangle(rect);
7886 #endif
7887
7888 // cell is shifted by one pixel
7889 // However, don't allow x or y to become negative
7890 // since the SetSize() method interprets that as
7891 // "don't change."
7892 if (rect.x > 0)
7893 rect.x--;
7894 if (rect.y > 0)
7895 rect.y--;
7896
7897 wxGridCellAttr* attr = GetCellAttr(row, col);
7898 wxGridCellEditor* editor = attr->GetEditor(this, row, col);
7899 if ( !editor->IsCreated() )
7900 {
7901 editor->Create(m_gridWin, wxID_ANY,
7902 new wxGridCellEditorEvtHandler(this, editor));
7903
7904 wxGridEditorCreatedEvent evt(GetId(),
7905 wxEVT_GRID_EDITOR_CREATED,
7906 this,
7907 row,
7908 col,
7909 editor->GetControl());
7910 GetEventHandler()->ProcessEvent(evt);
7911 }
7912
7913 // resize editor to overflow into righthand cells if allowed
7914 int maxWidth = rect.width;
7915 wxString value = GetCellValue(row, col);
7916 if ( (value != wxEmptyString) && (attr->GetOverflow()) )
7917 {
7918 int y;
7919 GetTextExtent(value, &maxWidth, &y, NULL, NULL, &attr->GetFont());
7920 if (maxWidth < rect.width)
7921 maxWidth = rect.width;
7922 }
7923
7924 int client_right = m_gridWin->GetClientSize().GetWidth();
7925 if (rect.x + maxWidth > client_right)
7926 maxWidth = client_right - rect.x;
7927
7928 if ((maxWidth > rect.width) && (col < m_numCols) && m_table)
7929 {
7930 GetCellSize( row, col, &cell_rows, &cell_cols );
7931 // may have changed earlier
7932 for (int i = col + cell_cols; i < m_numCols; i++)
7933 {
7934 int c_rows, c_cols;
7935 GetCellSize( row, i, &c_rows, &c_cols );
7936
7937 // looks weird going over a multicell
7938 if (m_table->IsEmptyCell( row, i ) &&
7939 (rect.width < maxWidth) && (c_rows == 1))
7940 {
7941 rect.width += GetColWidth( i );
7942 }
7943 else
7944 break;
7945 }
7946
7947 if (rect.GetRight() > client_right)
7948 rect.SetRight( client_right - 1 );
7949 }
7950
7951 editor->SetCellAttr( attr );
7952 editor->SetSize( rect );
7953 editor->GetControl()->Move(
7954 editor->GetControl()->GetPosition().x + nXMove,
7955 editor->GetControl()->GetPosition().y );
7956 editor->Show( true, attr );
7957
7958 int colXPos = 0;
7959 for (int i = 0; i < m_currentCellCoords.GetCol(); i++)
7960 {
7961 colXPos += GetColSize( i );
7962 }
7963
7964 int xUnit = 1, yUnit = 1;
7965 GetScrollPixelsPerUnit( &xUnit, &yUnit );
7966 if (m_currentCellCoords.GetCol() != 0)
7967 Scroll( colXPos / xUnit - 1, GetScrollPos( wxVERTICAL ) );
7968 else
7969 Scroll( colXPos / xUnit, GetScrollPos( wxVERTICAL ) );
7970
7971 // recalc dimensions in case we need to
7972 // expand the scrolled window to account for editor
7973 CalcDimensions();
7974
7975 editor->BeginEdit(row, col, this);
7976 editor->SetCellAttr(NULL);
7977
7978 editor->DecRef();
7979 attr->DecRef();
7980 }
7981 }
7982 }
7983
7984 void wxGrid::HideCellEditControl()
7985 {
7986 if ( IsCellEditControlEnabled() )
7987 {
7988 int row = m_currentCellCoords.GetRow();
7989 int col = m_currentCellCoords.GetCol();
7990
7991 wxGridCellAttr *attr = GetCellAttr(row, col);
7992 wxGridCellEditor *editor = attr->GetEditor(this, row, col);
7993 editor->Show( false );
7994 editor->DecRef();
7995 attr->DecRef();
7996
7997 m_gridWin->SetFocus();
7998
7999 // refresh whole row to the right
8000 wxRect rect( CellToRect(row, col) );
8001 CalcScrolledPosition(rect.x, rect.y, &rect.x, &rect.y );
8002 rect.width = m_gridWin->GetClientSize().GetWidth() - rect.x;
8003
8004 #ifdef __WXMAC__
8005 // ensure that the pixels under the focus ring get refreshed as well
8006 rect.Inflate(10, 10);
8007 #endif
8008
8009 m_gridWin->Refresh( false, &rect );
8010 }
8011 }
8012
8013 void wxGrid::SaveEditControlValue()
8014 {
8015 if ( IsCellEditControlEnabled() )
8016 {
8017 int row = m_currentCellCoords.GetRow();
8018 int col = m_currentCellCoords.GetCol();
8019
8020 wxString oldval = GetCellValue(row, col);
8021
8022 wxGridCellAttr* attr = GetCellAttr(row, col);
8023 wxGridCellEditor* editor = attr->GetEditor(this, row, col);
8024 bool changed = editor->EndEdit(row, col, this);
8025
8026 editor->DecRef();
8027 attr->DecRef();
8028
8029 if (changed)
8030 {
8031 if ( SendEvent( wxEVT_GRID_CELL_CHANGE,
8032 m_currentCellCoords.GetRow(),
8033 m_currentCellCoords.GetCol() ) < 0 )
8034 {
8035 // Event has been vetoed, set the data back.
8036 SetCellValue(row, col, oldval);
8037 }
8038 }
8039 }
8040 }
8041
8042 //
8043 // ------ Grid location functions
8044 // Note that all of these functions work with the logical coordinates of
8045 // grid cells and labels so you will need to convert from device
8046 // coordinates for mouse events etc.
8047 //
8048
8049 void wxGrid::XYToCell( int x, int y, wxGridCellCoords& coords )
8050 {
8051 int row = YToRow(y);
8052 int col = XToCol(x);
8053
8054 if ( row == -1 || col == -1 )
8055 {
8056 coords = wxGridNoCellCoords;
8057 }
8058 else
8059 {
8060 coords.Set( row, col );
8061 }
8062 }
8063
8064 // Internal Helper function for computing row or column from some
8065 // (unscrolled) coordinate value, using either
8066 // m_defaultRowHeight/m_defaultColWidth or binary search on array
8067 // of m_rowBottoms/m_ColRights to speed up the search!
8068
8069 static int CoordToRowOrCol(int coord, int defaultDist, int minDist,
8070 const wxArrayInt& BorderArray, int nMax,
8071 bool clipToMinMax)
8072 {
8073 if (coord < 0)
8074 return clipToMinMax && (nMax > 0) ? 0 : -1;
8075
8076 if (!defaultDist)
8077 defaultDist = 1;
8078
8079 size_t i_max = coord / defaultDist,
8080 i_min = 0;
8081
8082 if (BorderArray.IsEmpty())
8083 {
8084 if ((int) i_max < nMax)
8085 return i_max;
8086 return clipToMinMax ? nMax - 1 : -1;
8087 }
8088
8089 if ( i_max >= BorderArray.GetCount())
8090 {
8091 i_max = BorderArray.GetCount() - 1;
8092 }
8093 else
8094 {
8095 if ( coord >= BorderArray[i_max])
8096 {
8097 i_min = i_max;
8098 if (minDist)
8099 i_max = coord / minDist;
8100 else
8101 i_max = BorderArray.GetCount() - 1;
8102 }
8103
8104 if ( i_max >= BorderArray.GetCount())
8105 i_max = BorderArray.GetCount() - 1;
8106 }
8107
8108 if ( coord >= BorderArray[i_max])
8109 return clipToMinMax ? (int)i_max : -1;
8110 if ( coord < BorderArray[0] )
8111 return 0;
8112
8113 while ( i_max - i_min > 0 )
8114 {
8115 wxCHECK_MSG(BorderArray[i_min] <= coord && coord < BorderArray[i_max],
8116 0, _T("wxGrid: internal error in CoordToRowOrCol"));
8117 if (coord >= BorderArray[ i_max - 1])
8118 return i_max;
8119 else
8120 i_max--;
8121 int median = i_min + (i_max - i_min + 1) / 2;
8122 if (coord < BorderArray[median])
8123 i_max = median;
8124 else
8125 i_min = median;
8126 }
8127
8128 return i_max;
8129 }
8130
8131 int wxGrid::YToRow( int y )
8132 {
8133 return CoordToRowOrCol(y, m_defaultRowHeight,
8134 m_minAcceptableRowHeight, m_rowBottoms, m_numRows, false);
8135 }
8136
8137 int wxGrid::XToCol( int x )
8138 {
8139 return CoordToRowOrCol(x, m_defaultColWidth,
8140 m_minAcceptableColWidth, m_colRights, m_numCols, false);
8141 }
8142
8143 // return the row number that that the y coord is near the edge of, or
8144 // -1 if not near an edge
8145 //
8146 int wxGrid::YToEdgeOfRow( int y )
8147 {
8148 int i;
8149 i = internalYToRow(y);
8150
8151 if ( GetRowHeight(i) > WXGRID_LABEL_EDGE_ZONE )
8152 {
8153 // We know that we are in row i, test whether we are
8154 // close enough to lower or upper border, respectively.
8155 if ( abs(GetRowBottom(i) - y) < WXGRID_LABEL_EDGE_ZONE )
8156 return i;
8157 else if ( i > 0 && y - GetRowTop(i) < WXGRID_LABEL_EDGE_ZONE )
8158 return i - 1;
8159 }
8160
8161 return -1;
8162 }
8163
8164 // return the col number that that the x coord is near the edge of, or
8165 // -1 if not near an edge
8166 //
8167 int wxGrid::XToEdgeOfCol( int x )
8168 {
8169 int i;
8170 i = internalXToCol(x);
8171
8172 if ( GetColWidth(i) > WXGRID_LABEL_EDGE_ZONE )
8173 {
8174 // We know that we are in column i; test whether we are
8175 // close enough to right or left border, respectively.
8176 if ( abs(GetColRight(i) - x) < WXGRID_LABEL_EDGE_ZONE )
8177 return i;
8178 else if ( i > 0 && x - GetColLeft(i) < WXGRID_LABEL_EDGE_ZONE )
8179 return i - 1;
8180 }
8181
8182 return -1;
8183 }
8184
8185 wxRect wxGrid::CellToRect( int row, int col )
8186 {
8187 wxRect rect( -1, -1, -1, -1 );
8188
8189 if ( row >= 0 && row < m_numRows &&
8190 col >= 0 && col < m_numCols )
8191 {
8192 int i, cell_rows, cell_cols;
8193 rect.width = rect.height = 0;
8194 GetCellSize( row, col, &cell_rows, &cell_cols );
8195 // if negative then find multicell owner
8196 if (cell_rows < 0)
8197 row += cell_rows;
8198 if (cell_cols < 0)
8199 col += cell_cols;
8200 GetCellSize( row, col, &cell_rows, &cell_cols );
8201
8202 rect.x = GetColLeft(col);
8203 rect.y = GetRowTop(row);
8204 for (i=col; i < col + cell_cols; i++)
8205 rect.width += GetColWidth(i);
8206 for (i=row; i < row + cell_rows; i++)
8207 rect.height += GetRowHeight(i);
8208 }
8209
8210 // if grid lines are enabled, then the area of the cell is a bit smaller
8211 if (m_gridLinesEnabled)
8212 {
8213 rect.width -= 1;
8214 rect.height -= 1;
8215 }
8216
8217 return rect;
8218 }
8219
8220 bool wxGrid::IsVisible( int row, int col, bool wholeCellVisible )
8221 {
8222 // get the cell rectangle in logical coords
8223 //
8224 wxRect r( CellToRect( row, col ) );
8225
8226 // convert to device coords
8227 //
8228 int left, top, right, bottom;
8229 CalcScrolledPosition( r.GetLeft(), r.GetTop(), &left, &top );
8230 CalcScrolledPosition( r.GetRight(), r.GetBottom(), &right, &bottom );
8231
8232 // check against the client area of the grid window
8233 int cw, ch;
8234 m_gridWin->GetClientSize( &cw, &ch );
8235
8236 if ( wholeCellVisible )
8237 {
8238 // is the cell wholly visible ?
8239 return ( left >= 0 && right <= cw &&
8240 top >= 0 && bottom <= ch );
8241 }
8242 else
8243 {
8244 // is the cell partly visible ?
8245 //
8246 return ( ((left >= 0 && left < cw) || (right > 0 && right <= cw)) &&
8247 ((top >= 0 && top < ch) || (bottom > 0 && bottom <= ch)) );
8248 }
8249 }
8250
8251 // make the specified cell location visible by doing a minimal amount
8252 // of scrolling
8253 //
8254 void wxGrid::MakeCellVisible( int row, int col )
8255 {
8256 int i;
8257 int xpos = -1, ypos = -1;
8258
8259 if ( row >= 0 && row < m_numRows &&
8260 col >= 0 && col < m_numCols )
8261 {
8262 // get the cell rectangle in logical coords
8263 wxRect r( CellToRect( row, col ) );
8264
8265 // convert to device coords
8266 int left, top, right, bottom;
8267 CalcScrolledPosition( r.GetLeft(), r.GetTop(), &left, &top );
8268 CalcScrolledPosition( r.GetRight(), r.GetBottom(), &right, &bottom );
8269
8270 int cw, ch;
8271 m_gridWin->GetClientSize( &cw, &ch );
8272
8273 if ( top < 0 )
8274 {
8275 ypos = r.GetTop();
8276 }
8277 else if ( bottom > ch )
8278 {
8279 int h = r.GetHeight();
8280 ypos = r.GetTop();
8281 for ( i = row - 1; i >= 0; i-- )
8282 {
8283 int rowHeight = GetRowHeight(i);
8284 if ( h + rowHeight > ch )
8285 break;
8286
8287 h += rowHeight;
8288 ypos -= rowHeight;
8289 }
8290
8291 // we divide it later by GRID_SCROLL_LINE, make sure that we don't
8292 // have rounding errors (this is important, because if we do,
8293 // we might not scroll at all and some cells won't be redrawn)
8294 //
8295 // Sometimes GRID_SCROLL_LINE / 2 is not enough,
8296 // so just add a full scroll unit...
8297 ypos += m_scrollLineY;
8298 }
8299
8300 // special handling for wide cells - show always left part of the cell!
8301 // Otherwise, e.g. when stepping from row to row, it would jump between
8302 // left and right part of the cell on every step!
8303 // if ( left < 0 )
8304 if ( left < 0 || (right - left) >= cw )
8305 {
8306 xpos = r.GetLeft();
8307 }
8308 else if ( right > cw )
8309 {
8310 // position the view so that the cell is on the right
8311 int x0, y0;
8312 CalcUnscrolledPosition(0, 0, &x0, &y0);
8313 xpos = x0 + (right - cw);
8314
8315 // see comment for ypos above
8316 xpos += m_scrollLineX;
8317 }
8318
8319 if ( xpos != -1 || ypos != -1 )
8320 {
8321 if ( xpos != -1 )
8322 xpos /= m_scrollLineX;
8323 if ( ypos != -1 )
8324 ypos /= m_scrollLineY;
8325 Scroll( xpos, ypos );
8326 AdjustScrollbars();
8327 }
8328 }
8329 }
8330
8331 //
8332 // ------ Grid cursor movement functions
8333 //
8334
8335 bool wxGrid::MoveCursorUp( bool expandSelection )
8336 {
8337 if ( m_currentCellCoords != wxGridNoCellCoords &&
8338 m_currentCellCoords.GetRow() >= 0 )
8339 {
8340 if ( expandSelection )
8341 {
8342 if ( m_selectingKeyboard == wxGridNoCellCoords )
8343 m_selectingKeyboard = m_currentCellCoords;
8344 if ( m_selectingKeyboard.GetRow() > 0 )
8345 {
8346 m_selectingKeyboard.SetRow( m_selectingKeyboard.GetRow() - 1 );
8347 MakeCellVisible( m_selectingKeyboard.GetRow(),
8348 m_selectingKeyboard.GetCol() );
8349 HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
8350 }
8351 }
8352 else if ( m_currentCellCoords.GetRow() > 0 )
8353 {
8354 int row = m_currentCellCoords.GetRow() - 1;
8355 int col = m_currentCellCoords.GetCol();
8356 ClearSelection();
8357 MakeCellVisible( row, col );
8358 SetCurrentCell( row, col );
8359 }
8360 else
8361 return false;
8362
8363 return true;
8364 }
8365
8366 return false;
8367 }
8368
8369 bool wxGrid::MoveCursorDown( bool expandSelection )
8370 {
8371 if ( m_currentCellCoords != wxGridNoCellCoords &&
8372 m_currentCellCoords.GetRow() < m_numRows )
8373 {
8374 if ( expandSelection )
8375 {
8376 if ( m_selectingKeyboard == wxGridNoCellCoords )
8377 m_selectingKeyboard = m_currentCellCoords;
8378 if ( m_selectingKeyboard.GetRow() < m_numRows - 1 )
8379 {
8380 m_selectingKeyboard.SetRow( m_selectingKeyboard.GetRow() + 1 );
8381 MakeCellVisible( m_selectingKeyboard.GetRow(),
8382 m_selectingKeyboard.GetCol() );
8383 HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
8384 }
8385 }
8386 else if ( m_currentCellCoords.GetRow() < m_numRows - 1 )
8387 {
8388 int row = m_currentCellCoords.GetRow() + 1;
8389 int col = m_currentCellCoords.GetCol();
8390 ClearSelection();
8391 MakeCellVisible( row, col );
8392 SetCurrentCell( row, col );
8393 }
8394 else
8395 return false;
8396
8397 return true;
8398 }
8399
8400 return false;
8401 }
8402
8403 bool wxGrid::MoveCursorLeft( bool expandSelection )
8404 {
8405 if ( m_currentCellCoords != wxGridNoCellCoords &&
8406 m_currentCellCoords.GetCol() >= 0 )
8407 {
8408 if ( expandSelection )
8409 {
8410 if ( m_selectingKeyboard == wxGridNoCellCoords )
8411 m_selectingKeyboard = m_currentCellCoords;
8412 if ( m_selectingKeyboard.GetCol() > 0 )
8413 {
8414 m_selectingKeyboard.SetCol( m_selectingKeyboard.GetCol() - 1 );
8415 MakeCellVisible( m_selectingKeyboard.GetRow(),
8416 m_selectingKeyboard.GetCol() );
8417 HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
8418 }
8419 }
8420 else if ( m_currentCellCoords.GetCol() > 0 )
8421 {
8422 int row = m_currentCellCoords.GetRow();
8423 int col = m_currentCellCoords.GetCol() - 1;
8424 ClearSelection();
8425 MakeCellVisible( row, col );
8426 SetCurrentCell( row, col );
8427 }
8428 else
8429 return false;
8430
8431 return true;
8432 }
8433
8434 return false;
8435 }
8436
8437 bool wxGrid::MoveCursorRight( bool expandSelection )
8438 {
8439 if ( m_currentCellCoords != wxGridNoCellCoords &&
8440 m_currentCellCoords.GetCol() < m_numCols )
8441 {
8442 if ( expandSelection )
8443 {
8444 if ( m_selectingKeyboard == wxGridNoCellCoords )
8445 m_selectingKeyboard = m_currentCellCoords;
8446 if ( m_selectingKeyboard.GetCol() < m_numCols - 1 )
8447 {
8448 m_selectingKeyboard.SetCol( m_selectingKeyboard.GetCol() + 1 );
8449 MakeCellVisible( m_selectingKeyboard.GetRow(),
8450 m_selectingKeyboard.GetCol() );
8451 HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
8452 }
8453 }
8454 else if ( m_currentCellCoords.GetCol() < m_numCols - 1 )
8455 {
8456 int row = m_currentCellCoords.GetRow();
8457 int col = m_currentCellCoords.GetCol() + 1;
8458 ClearSelection();
8459 MakeCellVisible( row, col );
8460 SetCurrentCell( row, col );
8461 }
8462 else
8463 return false;
8464
8465 return true;
8466 }
8467
8468 return false;
8469 }
8470
8471 bool wxGrid::MovePageUp()
8472 {
8473 if ( m_currentCellCoords == wxGridNoCellCoords )
8474 return false;
8475
8476 int row = m_currentCellCoords.GetRow();
8477 if ( row > 0 )
8478 {
8479 int cw, ch;
8480 m_gridWin->GetClientSize( &cw, &ch );
8481
8482 int y = GetRowTop(row);
8483 int newRow = internalYToRow( y - ch + 1 );
8484
8485 if ( newRow == row )
8486 {
8487 //row > 0 , so newrow can never be less than 0 here.
8488 newRow = row - 1;
8489 }
8490
8491 MakeCellVisible( newRow, m_currentCellCoords.GetCol() );
8492 SetCurrentCell( newRow, m_currentCellCoords.GetCol() );
8493
8494 return true;
8495 }
8496
8497 return false;
8498 }
8499
8500 bool wxGrid::MovePageDown()
8501 {
8502 if ( m_currentCellCoords == wxGridNoCellCoords )
8503 return false;
8504
8505 int row = m_currentCellCoords.GetRow();
8506 if ( (row + 1) < m_numRows )
8507 {
8508 int cw, ch;
8509 m_gridWin->GetClientSize( &cw, &ch );
8510
8511 int y = GetRowTop(row);
8512 int newRow = internalYToRow( y + ch );
8513 if ( newRow == row )
8514 {
8515 // row < m_numRows , so newrow can't overflow here.
8516 newRow = row + 1;
8517 }
8518
8519 MakeCellVisible( newRow, m_currentCellCoords.GetCol() );
8520 SetCurrentCell( newRow, m_currentCellCoords.GetCol() );
8521
8522 return true;
8523 }
8524
8525 return false;
8526 }
8527
8528 bool wxGrid::MoveCursorUpBlock( bool expandSelection )
8529 {
8530 if ( m_table &&
8531 m_currentCellCoords != wxGridNoCellCoords &&
8532 m_currentCellCoords.GetRow() > 0 )
8533 {
8534 int row = m_currentCellCoords.GetRow();
8535 int col = m_currentCellCoords.GetCol();
8536
8537 if ( m_table->IsEmptyCell(row, col) )
8538 {
8539 // starting in an empty cell: find the next block of
8540 // non-empty cells
8541 //
8542 while ( row > 0 )
8543 {
8544 row--;
8545 if ( !(m_table->IsEmptyCell(row, col)) )
8546 break;
8547 }
8548 }
8549 else if ( m_table->IsEmptyCell(row - 1, col) )
8550 {
8551 // starting at the top of a block: find the next block
8552 //
8553 row--;
8554 while ( row > 0 )
8555 {
8556 row--;
8557 if ( !(m_table->IsEmptyCell(row, col)) )
8558 break;
8559 }
8560 }
8561 else
8562 {
8563 // starting within a block: find the top of the block
8564 //
8565 while ( row > 0 )
8566 {
8567 row--;
8568 if ( m_table->IsEmptyCell(row, col) )
8569 {
8570 row++;
8571 break;
8572 }
8573 }
8574 }
8575
8576 MakeCellVisible( row, col );
8577 if ( expandSelection )
8578 {
8579 m_selectingKeyboard = wxGridCellCoords( row, col );
8580 HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
8581 }
8582 else
8583 {
8584 ClearSelection();
8585 SetCurrentCell( row, col );
8586 }
8587
8588 return true;
8589 }
8590
8591 return false;
8592 }
8593
8594 bool wxGrid::MoveCursorDownBlock( bool expandSelection )
8595 {
8596 if ( m_table &&
8597 m_currentCellCoords != wxGridNoCellCoords &&
8598 m_currentCellCoords.GetRow() < m_numRows - 1 )
8599 {
8600 int row = m_currentCellCoords.GetRow();
8601 int col = m_currentCellCoords.GetCol();
8602
8603 if ( m_table->IsEmptyCell(row, col) )
8604 {
8605 // starting in an empty cell: find the next block of
8606 // non-empty cells
8607 //
8608 while ( row < m_numRows - 1 )
8609 {
8610 row++;
8611 if ( !(m_table->IsEmptyCell(row, col)) )
8612 break;
8613 }
8614 }
8615 else if ( m_table->IsEmptyCell(row + 1, col) )
8616 {
8617 // starting at the bottom of a block: find the next block
8618 //
8619 row++;
8620 while ( row < m_numRows - 1 )
8621 {
8622 row++;
8623 if ( !(m_table->IsEmptyCell(row, col)) )
8624 break;
8625 }
8626 }
8627 else
8628 {
8629 // starting within a block: find the bottom of the block
8630 //
8631 while ( row < m_numRows - 1 )
8632 {
8633 row++;
8634 if ( m_table->IsEmptyCell(row, col) )
8635 {
8636 row--;
8637 break;
8638 }
8639 }
8640 }
8641
8642 MakeCellVisible( row, col );
8643 if ( expandSelection )
8644 {
8645 m_selectingKeyboard = wxGridCellCoords( row, col );
8646 HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
8647 }
8648 else
8649 {
8650 ClearSelection();
8651 SetCurrentCell( row, col );
8652 }
8653
8654 return true;
8655 }
8656
8657 return false;
8658 }
8659
8660 bool wxGrid::MoveCursorLeftBlock( bool expandSelection )
8661 {
8662 if ( m_table &&
8663 m_currentCellCoords != wxGridNoCellCoords &&
8664 m_currentCellCoords.GetCol() > 0 )
8665 {
8666 int row = m_currentCellCoords.GetRow();
8667 int col = m_currentCellCoords.GetCol();
8668
8669 if ( m_table->IsEmptyCell(row, col) )
8670 {
8671 // starting in an empty cell: find the next block of
8672 // non-empty cells
8673 //
8674 while ( col > 0 )
8675 {
8676 col--;
8677 if ( !(m_table->IsEmptyCell(row, col)) )
8678 break;
8679 }
8680 }
8681 else if ( m_table->IsEmptyCell(row, col - 1) )
8682 {
8683 // starting at the left of a block: find the next block
8684 //
8685 col--;
8686 while ( col > 0 )
8687 {
8688 col--;
8689 if ( !(m_table->IsEmptyCell(row, col)) )
8690 break;
8691 }
8692 }
8693 else
8694 {
8695 // starting within a block: find the left of the block
8696 //
8697 while ( col > 0 )
8698 {
8699 col--;
8700 if ( m_table->IsEmptyCell(row, col) )
8701 {
8702 col++;
8703 break;
8704 }
8705 }
8706 }
8707
8708 MakeCellVisible( row, col );
8709 if ( expandSelection )
8710 {
8711 m_selectingKeyboard = wxGridCellCoords( row, col );
8712 HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
8713 }
8714 else
8715 {
8716 ClearSelection();
8717 SetCurrentCell( row, col );
8718 }
8719
8720 return true;
8721 }
8722
8723 return false;
8724 }
8725
8726 bool wxGrid::MoveCursorRightBlock( bool expandSelection )
8727 {
8728 if ( m_table &&
8729 m_currentCellCoords != wxGridNoCellCoords &&
8730 m_currentCellCoords.GetCol() < m_numCols - 1 )
8731 {
8732 int row = m_currentCellCoords.GetRow();
8733 int col = m_currentCellCoords.GetCol();
8734
8735 if ( m_table->IsEmptyCell(row, col) )
8736 {
8737 // starting in an empty cell: find the next block of
8738 // non-empty cells
8739 //
8740 while ( col < m_numCols - 1 )
8741 {
8742 col++;
8743 if ( !(m_table->IsEmptyCell(row, col)) )
8744 break;
8745 }
8746 }
8747 else if ( m_table->IsEmptyCell(row, col + 1) )
8748 {
8749 // starting at the right of a block: find the next block
8750 //
8751 col++;
8752 while ( col < m_numCols - 1 )
8753 {
8754 col++;
8755 if ( !(m_table->IsEmptyCell(row, col)) )
8756 break;
8757 }
8758 }
8759 else
8760 {
8761 // starting within a block: find the right of the block
8762 //
8763 while ( col < m_numCols - 1 )
8764 {
8765 col++;
8766 if ( m_table->IsEmptyCell(row, col) )
8767 {
8768 col--;
8769 break;
8770 }
8771 }
8772 }
8773
8774 MakeCellVisible( row, col );
8775 if ( expandSelection )
8776 {
8777 m_selectingKeyboard = wxGridCellCoords( row, col );
8778 HighlightBlock( m_currentCellCoords, m_selectingKeyboard );
8779 }
8780 else
8781 {
8782 ClearSelection();
8783 SetCurrentCell( row, col );
8784 }
8785
8786 return true;
8787 }
8788
8789 return false;
8790 }
8791
8792 //
8793 // ------ Label values and formatting
8794 //
8795
8796 void wxGrid::GetRowLabelAlignment( int *horiz, int *vert )
8797 {
8798 if ( horiz )
8799 *horiz = m_rowLabelHorizAlign;
8800 if ( vert )
8801 *vert = m_rowLabelVertAlign;
8802 }
8803
8804 void wxGrid::GetColLabelAlignment( int *horiz, int *vert )
8805 {
8806 if ( horiz )
8807 *horiz = m_colLabelHorizAlign;
8808 if ( vert )
8809 *vert = m_colLabelVertAlign;
8810 }
8811
8812 int wxGrid::GetColLabelTextOrientation()
8813 {
8814 return m_colLabelTextOrientation;
8815 }
8816
8817 wxString wxGrid::GetRowLabelValue( int row )
8818 {
8819 if ( m_table )
8820 {
8821 return m_table->GetRowLabelValue( row );
8822 }
8823 else
8824 {
8825 wxString s;
8826 s << row;
8827 return s;
8828 }
8829 }
8830
8831 wxString wxGrid::GetColLabelValue( int col )
8832 {
8833 if ( m_table )
8834 {
8835 return m_table->GetColLabelValue( col );
8836 }
8837 else
8838 {
8839 wxString s;
8840 s << col;
8841 return s;
8842 }
8843 }
8844
8845 void wxGrid::SetRowLabelSize( int width )
8846 {
8847 width = wxMax( width, 0 );
8848 if ( width != m_rowLabelWidth )
8849 {
8850 if ( width == 0 )
8851 {
8852 m_rowLabelWin->Show( false );
8853 m_cornerLabelWin->Show( false );
8854 }
8855 else if ( m_rowLabelWidth == 0 )
8856 {
8857 m_rowLabelWin->Show( true );
8858 if ( m_colLabelHeight > 0 )
8859 m_cornerLabelWin->Show( true );
8860 }
8861
8862 m_rowLabelWidth = width;
8863 CalcWindowSizes();
8864 wxScrolledWindow::Refresh( true );
8865 }
8866 }
8867
8868 void wxGrid::SetColLabelSize( int height )
8869 {
8870 height = wxMax( height, 0 );
8871 if ( height != m_colLabelHeight )
8872 {
8873 if ( height == 0 )
8874 {
8875 m_colLabelWin->Show( false );
8876 m_cornerLabelWin->Show( false );
8877 }
8878 else if ( m_colLabelHeight == 0 )
8879 {
8880 m_colLabelWin->Show( true );
8881 if ( m_rowLabelWidth > 0 )
8882 m_cornerLabelWin->Show( true );
8883 }
8884
8885 m_colLabelHeight = height;
8886 CalcWindowSizes();
8887 wxScrolledWindow::Refresh( true );
8888 }
8889 }
8890
8891 void wxGrid::SetLabelBackgroundColour( const wxColour& colour )
8892 {
8893 if ( m_labelBackgroundColour != colour )
8894 {
8895 m_labelBackgroundColour = colour;
8896 m_rowLabelWin->SetBackgroundColour( colour );
8897 m_colLabelWin->SetBackgroundColour( colour );
8898 m_cornerLabelWin->SetBackgroundColour( colour );
8899
8900 if ( !GetBatchCount() )
8901 {
8902 m_rowLabelWin->Refresh();
8903 m_colLabelWin->Refresh();
8904 m_cornerLabelWin->Refresh();
8905 }
8906 }
8907 }
8908
8909 void wxGrid::SetLabelTextColour( const wxColour& colour )
8910 {
8911 if ( m_labelTextColour != colour )
8912 {
8913 m_labelTextColour = colour;
8914 if ( !GetBatchCount() )
8915 {
8916 m_rowLabelWin->Refresh();
8917 m_colLabelWin->Refresh();
8918 }
8919 }
8920 }
8921
8922 void wxGrid::SetLabelFont( const wxFont& font )
8923 {
8924 m_labelFont = font;
8925 if ( !GetBatchCount() )
8926 {
8927 m_rowLabelWin->Refresh();
8928 m_colLabelWin->Refresh();
8929 }
8930 }
8931
8932 void wxGrid::SetRowLabelAlignment( int horiz, int vert )
8933 {
8934 // allow old (incorrect) defs to be used
8935 switch ( horiz )
8936 {
8937 case wxLEFT: horiz = wxALIGN_LEFT; break;
8938 case wxRIGHT: horiz = wxALIGN_RIGHT; break;
8939 case wxCENTRE: horiz = wxALIGN_CENTRE; break;
8940 }
8941
8942 switch ( vert )
8943 {
8944 case wxTOP: vert = wxALIGN_TOP; break;
8945 case wxBOTTOM: vert = wxALIGN_BOTTOM; break;
8946 case wxCENTRE: vert = wxALIGN_CENTRE; break;
8947 }
8948
8949 if ( horiz == wxALIGN_LEFT || horiz == wxALIGN_CENTRE || horiz == wxALIGN_RIGHT )
8950 {
8951 m_rowLabelHorizAlign = horiz;
8952 }
8953
8954 if ( vert == wxALIGN_TOP || vert == wxALIGN_CENTRE || vert == wxALIGN_BOTTOM )
8955 {
8956 m_rowLabelVertAlign = vert;
8957 }
8958
8959 if ( !GetBatchCount() )
8960 {
8961 m_rowLabelWin->Refresh();
8962 }
8963 }
8964
8965 void wxGrid::SetColLabelAlignment( int horiz, int vert )
8966 {
8967 // allow old (incorrect) defs to be used
8968 switch ( horiz )
8969 {
8970 case wxLEFT: horiz = wxALIGN_LEFT; break;
8971 case wxRIGHT: horiz = wxALIGN_RIGHT; break;
8972 case wxCENTRE: horiz = wxALIGN_CENTRE; break;
8973 }
8974
8975 switch ( vert )
8976 {
8977 case wxTOP: vert = wxALIGN_TOP; break;
8978 case wxBOTTOM: vert = wxALIGN_BOTTOM; break;
8979 case wxCENTRE: vert = wxALIGN_CENTRE; break;
8980 }
8981
8982 if ( horiz == wxALIGN_LEFT || horiz == wxALIGN_CENTRE || horiz == wxALIGN_RIGHT )
8983 {
8984 m_colLabelHorizAlign = horiz;
8985 }
8986
8987 if ( vert == wxALIGN_TOP || vert == wxALIGN_CENTRE || vert == wxALIGN_BOTTOM )
8988 {
8989 m_colLabelVertAlign = vert;
8990 }
8991
8992 if ( !GetBatchCount() )
8993 {
8994 m_colLabelWin->Refresh();
8995 }
8996 }
8997
8998 // Note: under MSW, the default column label font must be changed because it
8999 // does not support vertical printing
9000 //
9001 // Example: wxFont font(9, wxSWISS, wxNORMAL, wxBOLD);
9002 // pGrid->SetLabelFont(font);
9003 // pGrid->SetColLabelTextOrientation(wxVERTICAL);
9004 //
9005 void wxGrid::SetColLabelTextOrientation( int textOrientation )
9006 {
9007 if ( textOrientation == wxHORIZONTAL || textOrientation == wxVERTICAL )
9008 m_colLabelTextOrientation = textOrientation;
9009
9010 if ( !GetBatchCount() )
9011 m_colLabelWin->Refresh();
9012 }
9013
9014 void wxGrid::SetRowLabelValue( int row, const wxString& s )
9015 {
9016 if ( m_table )
9017 {
9018 m_table->SetRowLabelValue( row, s );
9019 if ( !GetBatchCount() )
9020 {
9021 wxRect rect = CellToRect( row, 0 );
9022 if ( rect.height > 0 )
9023 {
9024 CalcScrolledPosition(0, rect.y, &rect.x, &rect.y);
9025 rect.x = 0;
9026 rect.width = m_rowLabelWidth;
9027 m_rowLabelWin->Refresh( true, &rect );
9028 }
9029 }
9030 }
9031 }
9032
9033 void wxGrid::SetColLabelValue( int col, const wxString& s )
9034 {
9035 if ( m_table )
9036 {
9037 m_table->SetColLabelValue( col, s );
9038 if ( !GetBatchCount() )
9039 {
9040 wxRect rect = CellToRect( 0, col );
9041 if ( rect.width > 0 )
9042 {
9043 CalcScrolledPosition(rect.x, 0, &rect.x, &rect.y);
9044 rect.y = 0;
9045 rect.height = m_colLabelHeight;
9046 m_colLabelWin->Refresh( true, &rect );
9047 }
9048 }
9049 }
9050 }
9051
9052 void wxGrid::SetGridLineColour( const wxColour& colour )
9053 {
9054 if ( m_gridLineColour != colour )
9055 {
9056 m_gridLineColour = colour;
9057
9058 wxClientDC dc( m_gridWin );
9059 PrepareDC( dc );
9060 DrawAllGridLines( dc, wxRegion() );
9061 }
9062 }
9063
9064 void wxGrid::SetCellHighlightColour( const wxColour& colour )
9065 {
9066 if ( m_cellHighlightColour != colour )
9067 {
9068 m_cellHighlightColour = colour;
9069
9070 wxClientDC dc( m_gridWin );
9071 PrepareDC( dc );
9072 wxGridCellAttr* attr = GetCellAttr(m_currentCellCoords);
9073 DrawCellHighlight(dc, attr);
9074 attr->DecRef();
9075 }
9076 }
9077
9078 void wxGrid::SetCellHighlightPenWidth(int width)
9079 {
9080 if (m_cellHighlightPenWidth != width)
9081 {
9082 m_cellHighlightPenWidth = width;
9083
9084 // Just redrawing the cell highlight is not enough since that won't
9085 // make any visible change if the the thickness is getting smaller.
9086 int row = m_currentCellCoords.GetRow();
9087 int col = m_currentCellCoords.GetCol();
9088 if ( GetColWidth(col) <= 0 || GetRowHeight(row) <= 0 )
9089 return;
9090
9091 wxRect rect = CellToRect(row, col);
9092 m_gridWin->Refresh(true, &rect);
9093 }
9094 }
9095
9096 void wxGrid::SetCellHighlightROPenWidth(int width)
9097 {
9098 if (m_cellHighlightROPenWidth != width)
9099 {
9100 m_cellHighlightROPenWidth = width;
9101
9102 // Just redrawing the cell highlight is not enough since that won't
9103 // make any visible change if the the thickness is getting smaller.
9104 int row = m_currentCellCoords.GetRow();
9105 int col = m_currentCellCoords.GetCol();
9106 if ( GetColWidth(col) <= 0 || GetRowHeight(row) <= 0 )
9107 return;
9108
9109 wxRect rect = CellToRect(row, col);
9110 m_gridWin->Refresh(true, &rect);
9111 }
9112 }
9113
9114 void wxGrid::EnableGridLines( bool enable )
9115 {
9116 if ( enable != m_gridLinesEnabled )
9117 {
9118 m_gridLinesEnabled = enable;
9119
9120 if ( !GetBatchCount() )
9121 {
9122 if ( enable )
9123 {
9124 wxClientDC dc( m_gridWin );
9125 PrepareDC( dc );
9126 DrawAllGridLines( dc, wxRegion() );
9127 }
9128 else
9129 {
9130 m_gridWin->Refresh();
9131 }
9132 }
9133 }
9134 }
9135
9136 int wxGrid::GetDefaultRowSize()
9137 {
9138 return m_defaultRowHeight;
9139 }
9140
9141 int wxGrid::GetRowSize( int row )
9142 {
9143 wxCHECK_MSG( row >= 0 && row < m_numRows, 0, _T("invalid row index") );
9144
9145 return GetRowHeight(row);
9146 }
9147
9148 int wxGrid::GetDefaultColSize()
9149 {
9150 return m_defaultColWidth;
9151 }
9152
9153 int wxGrid::GetColSize( int col )
9154 {
9155 wxCHECK_MSG( col >= 0 && col < m_numCols, 0, _T("invalid column index") );
9156
9157 return GetColWidth(col);
9158 }
9159
9160 // ============================================================================
9161 // access to the grid attributes: each of them has a default value in the grid
9162 // itself and may be overidden on a per-cell basis
9163 // ============================================================================
9164
9165 // ----------------------------------------------------------------------------
9166 // setting default attributes
9167 // ----------------------------------------------------------------------------
9168
9169 void wxGrid::SetDefaultCellBackgroundColour( const wxColour& col )
9170 {
9171 m_defaultCellAttr->SetBackgroundColour(col);
9172 #ifdef __WXGTK__
9173 m_gridWin->SetBackgroundColour(col);
9174 #endif
9175 }
9176
9177 void wxGrid::SetDefaultCellTextColour( const wxColour& col )
9178 {
9179 m_defaultCellAttr->SetTextColour(col);
9180 }
9181
9182 void wxGrid::SetDefaultCellAlignment( int horiz, int vert )
9183 {
9184 m_defaultCellAttr->SetAlignment(horiz, vert);
9185 }
9186
9187 void wxGrid::SetDefaultCellOverflow( bool allow )
9188 {
9189 m_defaultCellAttr->SetOverflow(allow);
9190 }
9191
9192 void wxGrid::SetDefaultCellFont( const wxFont& font )
9193 {
9194 m_defaultCellAttr->SetFont(font);
9195 }
9196
9197 // For editors and renderers the type registry takes precedence over the
9198 // default attr, so we need to register the new editor/renderer for the string
9199 // data type in order to make setting a default editor/renderer appear to
9200 // work correctly.
9201
9202 void wxGrid::SetDefaultRenderer(wxGridCellRenderer *renderer)
9203 {
9204 RegisterDataType(wxGRID_VALUE_STRING,
9205 renderer,
9206 GetDefaultEditorForType(wxGRID_VALUE_STRING));
9207 }
9208
9209 void wxGrid::SetDefaultEditor(wxGridCellEditor *editor)
9210 {
9211 RegisterDataType(wxGRID_VALUE_STRING,
9212 GetDefaultRendererForType(wxGRID_VALUE_STRING),
9213 editor);
9214 }
9215
9216 // ----------------------------------------------------------------------------
9217 // access to the default attrbiutes
9218 // ----------------------------------------------------------------------------
9219
9220 wxColour wxGrid::GetDefaultCellBackgroundColour()
9221 {
9222 return m_defaultCellAttr->GetBackgroundColour();
9223 }
9224
9225 wxColour wxGrid::GetDefaultCellTextColour()
9226 {
9227 return m_defaultCellAttr->GetTextColour();
9228 }
9229
9230 wxFont wxGrid::GetDefaultCellFont()
9231 {
9232 return m_defaultCellAttr->GetFont();
9233 }
9234
9235 void wxGrid::GetDefaultCellAlignment( int *horiz, int *vert )
9236 {
9237 m_defaultCellAttr->GetAlignment(horiz, vert);
9238 }
9239
9240 bool wxGrid::GetDefaultCellOverflow()
9241 {
9242 return m_defaultCellAttr->GetOverflow();
9243 }
9244
9245 wxGridCellRenderer *wxGrid::GetDefaultRenderer() const
9246 {
9247 return m_defaultCellAttr->GetRenderer(NULL, 0, 0);
9248 }
9249
9250 wxGridCellEditor *wxGrid::GetDefaultEditor() const
9251 {
9252 return m_defaultCellAttr->GetEditor(NULL, 0, 0);
9253 }
9254
9255 // ----------------------------------------------------------------------------
9256 // access to cell attributes
9257 // ----------------------------------------------------------------------------
9258
9259 wxColour wxGrid::GetCellBackgroundColour(int row, int col)
9260 {
9261 wxGridCellAttr *attr = GetCellAttr(row, col);
9262 wxColour colour = attr->GetBackgroundColour();
9263 attr->DecRef();
9264
9265 return colour;
9266 }
9267
9268 wxColour wxGrid::GetCellTextColour( int row, int col )
9269 {
9270 wxGridCellAttr *attr = GetCellAttr(row, col);
9271 wxColour colour = attr->GetTextColour();
9272 attr->DecRef();
9273
9274 return colour;
9275 }
9276
9277 wxFont wxGrid::GetCellFont( int row, int col )
9278 {
9279 wxGridCellAttr *attr = GetCellAttr(row, col);
9280 wxFont font = attr->GetFont();
9281 attr->DecRef();
9282
9283 return font;
9284 }
9285
9286 void wxGrid::GetCellAlignment( int row, int col, int *horiz, int *vert )
9287 {
9288 wxGridCellAttr *attr = GetCellAttr(row, col);
9289 attr->GetAlignment(horiz, vert);
9290 attr->DecRef();
9291 }
9292
9293 bool wxGrid::GetCellOverflow( int row, int col )
9294 {
9295 wxGridCellAttr *attr = GetCellAttr(row, col);
9296 bool allow = attr->GetOverflow();
9297 attr->DecRef();
9298
9299 return allow;
9300 }
9301
9302 void wxGrid::GetCellSize( int row, int col, int *num_rows, int *num_cols )
9303 {
9304 wxGridCellAttr *attr = GetCellAttr(row, col);
9305 attr->GetSize( num_rows, num_cols );
9306 attr->DecRef();
9307 }
9308
9309 wxGridCellRenderer* wxGrid::GetCellRenderer(int row, int col)
9310 {
9311 wxGridCellAttr* attr = GetCellAttr(row, col);
9312 wxGridCellRenderer* renderer = attr->GetRenderer(this, row, col);
9313 attr->DecRef();
9314
9315 return renderer;
9316 }
9317
9318 wxGridCellEditor* wxGrid::GetCellEditor(int row, int col)
9319 {
9320 wxGridCellAttr* attr = GetCellAttr(row, col);
9321 wxGridCellEditor* editor = attr->GetEditor(this, row, col);
9322 attr->DecRef();
9323
9324 return editor;
9325 }
9326
9327 bool wxGrid::IsReadOnly(int row, int col) const
9328 {
9329 wxGridCellAttr* attr = GetCellAttr(row, col);
9330 bool isReadOnly = attr->IsReadOnly();
9331 attr->DecRef();
9332
9333 return isReadOnly;
9334 }
9335
9336 // ----------------------------------------------------------------------------
9337 // attribute support: cache, automatic provider creation, ...
9338 // ----------------------------------------------------------------------------
9339
9340 bool wxGrid::CanHaveAttributes()
9341 {
9342 if ( !m_table )
9343 {
9344 return false;
9345 }
9346
9347 return m_table->CanHaveAttributes();
9348 }
9349
9350 void wxGrid::ClearAttrCache()
9351 {
9352 if ( m_attrCache.row != -1 )
9353 {
9354 wxSafeDecRef(m_attrCache.attr);
9355 m_attrCache.attr = NULL;
9356 m_attrCache.row = -1;
9357 }
9358 }
9359
9360 void wxGrid::CacheAttr(int row, int col, wxGridCellAttr *attr) const
9361 {
9362 if ( attr != NULL )
9363 {
9364 wxGrid *self = (wxGrid *)this; // const_cast
9365
9366 self->ClearAttrCache();
9367 self->m_attrCache.row = row;
9368 self->m_attrCache.col = col;
9369 self->m_attrCache.attr = attr;
9370 wxSafeIncRef(attr);
9371 }
9372 }
9373
9374 bool wxGrid::LookupAttr(int row, int col, wxGridCellAttr **attr) const
9375 {
9376 if ( row == m_attrCache.row && col == m_attrCache.col )
9377 {
9378 *attr = m_attrCache.attr;
9379 wxSafeIncRef(m_attrCache.attr);
9380
9381 #ifdef DEBUG_ATTR_CACHE
9382 gs_nAttrCacheHits++;
9383 #endif
9384
9385 return true;
9386 }
9387 else
9388 {
9389 #ifdef DEBUG_ATTR_CACHE
9390 gs_nAttrCacheMisses++;
9391 #endif
9392
9393 return false;
9394 }
9395 }
9396
9397 wxGridCellAttr *wxGrid::GetCellAttr(int row, int col) const
9398 {
9399 wxGridCellAttr *attr = NULL;
9400 // Additional test to avoid looking at the cache e.g. for
9401 // wxNoCellCoords, as this will confuse memory management.
9402 if ( row >= 0 )
9403 {
9404 if ( !LookupAttr(row, col, &attr) )
9405 {
9406 attr = m_table ? m_table->GetAttr(row, col , wxGridCellAttr::Any)
9407 : (wxGridCellAttr *)NULL;
9408 CacheAttr(row, col, attr);
9409 }
9410 }
9411
9412 if (attr)
9413 {
9414 attr->SetDefAttr(m_defaultCellAttr);
9415 }
9416 else
9417 {
9418 attr = m_defaultCellAttr;
9419 attr->IncRef();
9420 }
9421
9422 return attr;
9423 }
9424
9425 wxGridCellAttr *wxGrid::GetOrCreateCellAttr(int row, int col) const
9426 {
9427 wxGridCellAttr *attr = (wxGridCellAttr *)NULL;
9428 bool canHave = ((wxGrid*)this)->CanHaveAttributes();
9429
9430 wxCHECK_MSG( canHave, attr, _T("Cell attributes not allowed"));
9431 wxCHECK_MSG( m_table, attr, _T("must have a table") );
9432
9433 attr = m_table->GetAttr(row, col, wxGridCellAttr::Cell);
9434 if ( !attr )
9435 {
9436 attr = new wxGridCellAttr(m_defaultCellAttr);
9437
9438 // artificially inc the ref count to match DecRef() in caller
9439 attr->IncRef();
9440 m_table->SetAttr(attr, row, col);
9441 }
9442
9443 return attr;
9444 }
9445
9446 // ----------------------------------------------------------------------------
9447 // setting column attributes (wrappers around SetColAttr)
9448 // ----------------------------------------------------------------------------
9449
9450 void wxGrid::SetColFormatBool(int col)
9451 {
9452 SetColFormatCustom(col, wxGRID_VALUE_BOOL);
9453 }
9454
9455 void wxGrid::SetColFormatNumber(int col)
9456 {
9457 SetColFormatCustom(col, wxGRID_VALUE_NUMBER);
9458 }
9459
9460 void wxGrid::SetColFormatFloat(int col, int width, int precision)
9461 {
9462 wxString typeName = wxGRID_VALUE_FLOAT;
9463 if ( (width != -1) || (precision != -1) )
9464 {
9465 typeName << _T(':') << width << _T(',') << precision;
9466 }
9467
9468 SetColFormatCustom(col, typeName);
9469 }
9470
9471 void wxGrid::SetColFormatCustom(int col, const wxString& typeName)
9472 {
9473 wxGridCellAttr *attr = m_table->GetAttr(-1, col, wxGridCellAttr::Col );
9474 if (!attr)
9475 attr = new wxGridCellAttr;
9476 wxGridCellRenderer *renderer = GetDefaultRendererForType(typeName);
9477 attr->SetRenderer(renderer);
9478
9479 SetColAttr(col, attr);
9480
9481 }
9482
9483 // ----------------------------------------------------------------------------
9484 // setting cell attributes: this is forwarded to the table
9485 // ----------------------------------------------------------------------------
9486
9487 void wxGrid::SetAttr(int row, int col, wxGridCellAttr *attr)
9488 {
9489 if ( CanHaveAttributes() )
9490 {
9491 m_table->SetAttr(attr, row, col);
9492 ClearAttrCache();
9493 }
9494 else
9495 {
9496 wxSafeDecRef(attr);
9497 }
9498 }
9499
9500 void wxGrid::SetRowAttr(int row, wxGridCellAttr *attr)
9501 {
9502 if ( CanHaveAttributes() )
9503 {
9504 m_table->SetRowAttr(attr, row);
9505 ClearAttrCache();
9506 }
9507 else
9508 {
9509 wxSafeDecRef(attr);
9510 }
9511 }
9512
9513 void wxGrid::SetColAttr(int col, wxGridCellAttr *attr)
9514 {
9515 if ( CanHaveAttributes() )
9516 {
9517 m_table->SetColAttr(attr, col);
9518 ClearAttrCache();
9519 }
9520 else
9521 {
9522 wxSafeDecRef(attr);
9523 }
9524 }
9525
9526 void wxGrid::SetCellBackgroundColour( int row, int col, const wxColour& colour )
9527 {
9528 if ( CanHaveAttributes() )
9529 {
9530 wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
9531 attr->SetBackgroundColour(colour);
9532 attr->DecRef();
9533 }
9534 }
9535
9536 void wxGrid::SetCellTextColour( int row, int col, const wxColour& colour )
9537 {
9538 if ( CanHaveAttributes() )
9539 {
9540 wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
9541 attr->SetTextColour(colour);
9542 attr->DecRef();
9543 }
9544 }
9545
9546 void wxGrid::SetCellFont( int row, int col, const wxFont& font )
9547 {
9548 if ( CanHaveAttributes() )
9549 {
9550 wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
9551 attr->SetFont(font);
9552 attr->DecRef();
9553 }
9554 }
9555
9556 void wxGrid::SetCellAlignment( int row, int col, int horiz, int vert )
9557 {
9558 if ( CanHaveAttributes() )
9559 {
9560 wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
9561 attr->SetAlignment(horiz, vert);
9562 attr->DecRef();
9563 }
9564 }
9565
9566 void wxGrid::SetCellOverflow( int row, int col, bool allow )
9567 {
9568 if ( CanHaveAttributes() )
9569 {
9570 wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
9571 attr->SetOverflow(allow);
9572 attr->DecRef();
9573 }
9574 }
9575
9576 void wxGrid::SetCellSize( int row, int col, int num_rows, int num_cols )
9577 {
9578 if ( CanHaveAttributes() )
9579 {
9580 int cell_rows, cell_cols;
9581
9582 wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
9583 attr->GetSize(&cell_rows, &cell_cols);
9584 attr->SetSize(num_rows, num_cols);
9585 attr->DecRef();
9586
9587 // Cannot set the size of a cell to 0 or negative values
9588 // While it is perfectly legal to do that, this function cannot
9589 // handle all the possibilies, do it by hand by getting the CellAttr.
9590 // You can only set the size of a cell to 1,1 or greater with this fn
9591 wxASSERT_MSG( !((cell_rows < 1) || (cell_cols < 1)),
9592 wxT("wxGrid::SetCellSize setting cell size that is already part of another cell"));
9593 wxASSERT_MSG( !((num_rows < 1) || (num_cols < 1)),
9594 wxT("wxGrid::SetCellSize setting cell size to < 1"));
9595
9596 // if this was already a multicell then "turn off" the other cells first
9597 if ((cell_rows > 1) || (cell_rows > 1))
9598 {
9599 int i, j;
9600 for (j=row; j < row + cell_rows; j++)
9601 {
9602 for (i=col; i < col + cell_cols; i++)
9603 {
9604 if ((i != col) || (j != row))
9605 {
9606 wxGridCellAttr *attr_stub = GetOrCreateCellAttr(j, i);
9607 attr_stub->SetSize( 1, 1 );
9608 attr_stub->DecRef();
9609 }
9610 }
9611 }
9612 }
9613
9614 // mark the cells that will be covered by this cell to
9615 // negative or zero values to point back at this cell
9616 if (((num_rows > 1) || (num_cols > 1)) && (num_rows >= 1) && (num_cols >= 1))
9617 {
9618 int i, j;
9619 for (j=row; j < row + num_rows; j++)
9620 {
9621 for (i=col; i < col + num_cols; i++)
9622 {
9623 if ((i != col) || (j != row))
9624 {
9625 wxGridCellAttr *attr_stub = GetOrCreateCellAttr(j, i);
9626 attr_stub->SetSize( row - j, col - i );
9627 attr_stub->DecRef();
9628 }
9629 }
9630 }
9631 }
9632 }
9633 }
9634
9635 void wxGrid::SetCellRenderer(int row, int col, wxGridCellRenderer *renderer)
9636 {
9637 if ( CanHaveAttributes() )
9638 {
9639 wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
9640 attr->SetRenderer(renderer);
9641 attr->DecRef();
9642 }
9643 }
9644
9645 void wxGrid::SetCellEditor(int row, int col, wxGridCellEditor* editor)
9646 {
9647 if ( CanHaveAttributes() )
9648 {
9649 wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
9650 attr->SetEditor(editor);
9651 attr->DecRef();
9652 }
9653 }
9654
9655 void wxGrid::SetReadOnly(int row, int col, bool isReadOnly)
9656 {
9657 if ( CanHaveAttributes() )
9658 {
9659 wxGridCellAttr *attr = GetOrCreateCellAttr(row, col);
9660 attr->SetReadOnly(isReadOnly);
9661 attr->DecRef();
9662 }
9663 }
9664
9665 // ----------------------------------------------------------------------------
9666 // Data type registration
9667 // ----------------------------------------------------------------------------
9668
9669 void wxGrid::RegisterDataType(const wxString& typeName,
9670 wxGridCellRenderer* renderer,
9671 wxGridCellEditor* editor)
9672 {
9673 m_typeRegistry->RegisterDataType(typeName, renderer, editor);
9674 }
9675
9676
9677 wxGridCellEditor * wxGrid::GetDefaultEditorForCell(int row, int col) const
9678 {
9679 wxString typeName = m_table->GetTypeName(row, col);
9680 return GetDefaultEditorForType(typeName);
9681 }
9682
9683 wxGridCellRenderer * wxGrid::GetDefaultRendererForCell(int row, int col) const
9684 {
9685 wxString typeName = m_table->GetTypeName(row, col);
9686 return GetDefaultRendererForType(typeName);
9687 }
9688
9689 wxGridCellEditor * wxGrid::GetDefaultEditorForType(const wxString& typeName) const
9690 {
9691 int index = m_typeRegistry->FindOrCloneDataType(typeName);
9692 if ( index == wxNOT_FOUND )
9693 {
9694 wxString errStr;
9695
9696 errStr.Printf(wxT("Unknown data type name [%s]"), typeName.c_str());
9697 wxFAIL_MSG(errStr.c_str());
9698
9699 return NULL;
9700 }
9701
9702 return m_typeRegistry->GetEditor(index);
9703 }
9704
9705 wxGridCellRenderer * wxGrid::GetDefaultRendererForType(const wxString& typeName) const
9706 {
9707 int index = m_typeRegistry->FindOrCloneDataType(typeName);
9708 if ( index == wxNOT_FOUND )
9709 {
9710 wxString errStr;
9711
9712 errStr.Printf(wxT("Unknown data type name [%s]"), typeName.c_str());
9713 wxFAIL_MSG(errStr.c_str());
9714
9715 return NULL;
9716 }
9717
9718 return m_typeRegistry->GetRenderer(index);
9719 }
9720
9721 // ----------------------------------------------------------------------------
9722 // row/col size
9723 // ----------------------------------------------------------------------------
9724
9725 void wxGrid::EnableDragRowSize( bool enable )
9726 {
9727 m_canDragRowSize = enable;
9728 }
9729
9730 void wxGrid::EnableDragColSize( bool enable )
9731 {
9732 m_canDragColSize = enable;
9733 }
9734
9735 void wxGrid::EnableDragGridSize( bool enable )
9736 {
9737 m_canDragGridSize = enable;
9738 }
9739
9740 void wxGrid::EnableDragCell( bool enable )
9741 {
9742 m_canDragCell = enable;
9743 }
9744
9745 void wxGrid::SetDefaultRowSize( int height, bool resizeExistingRows )
9746 {
9747 m_defaultRowHeight = wxMax( height, m_minAcceptableRowHeight );
9748
9749 if ( resizeExistingRows )
9750 {
9751 // since we are resizing all rows to the default row size,
9752 // we can simply clear the row heights and row bottoms
9753 // arrays (which also allows us to take advantage of
9754 // some speed optimisations)
9755 m_rowHeights.Empty();
9756 m_rowBottoms.Empty();
9757 if ( !GetBatchCount() )
9758 CalcDimensions();
9759 }
9760 }
9761
9762 void wxGrid::SetRowSize( int row, int height )
9763 {
9764 wxCHECK_RET( row >= 0 && row < m_numRows, _T("invalid row index") );
9765
9766 // See comment in SetColSize
9767 if ( height < GetRowMinimalAcceptableHeight())
9768 return;
9769
9770 if ( m_rowHeights.IsEmpty() )
9771 {
9772 // need to really create the array
9773 InitRowHeights();
9774 }
9775
9776 int h = wxMax( 0, height );
9777 int diff = h - m_rowHeights[row];
9778
9779 m_rowHeights[row] = h;
9780 int i;
9781 for ( i = row; i < m_numRows; i++ )
9782 {
9783 m_rowBottoms[i] += diff;
9784 }
9785
9786 if ( !GetBatchCount() )
9787 CalcDimensions();
9788 }
9789
9790 void wxGrid::SetDefaultColSize( int width, bool resizeExistingCols )
9791 {
9792 m_defaultColWidth = wxMax( width, m_minAcceptableColWidth );
9793
9794 if ( resizeExistingCols )
9795 {
9796 // since we are resizing all columns to the default column size,
9797 // we can simply clear the col widths and col rights
9798 // arrays (which also allows us to take advantage of
9799 // some speed optimisations)
9800 m_colWidths.Empty();
9801 m_colRights.Empty();
9802 if ( !GetBatchCount() )
9803 CalcDimensions();
9804 }
9805 }
9806
9807 void wxGrid::SetColSize( int col, int width )
9808 {
9809 wxCHECK_RET( col >= 0 && col < m_numCols, _T("invalid column index") );
9810
9811 // should we check that it's bigger than GetColMinimalWidth(col) here?
9812 // (VZ)
9813 // No, because it is reasonable to assume the library user know's
9814 // what he is doing. However whe should test against the weaker
9815 // constraint of minimalAcceptableWidth, as this breaks rendering
9816 //
9817 // This test then fixes sf.net bug #645734
9818
9819 if ( width < GetColMinimalAcceptableWidth() )
9820 return;
9821
9822 if ( m_colWidths.IsEmpty() )
9823 {
9824 // need to really create the array
9825 InitColWidths();
9826 }
9827
9828 // if < 0 then calculate new width from label
9829 if ( width < 0 )
9830 {
9831 long w, h;
9832 wxArrayString lines;
9833 wxClientDC dc(m_colLabelWin);
9834 dc.SetFont(GetLabelFont());
9835 StringToLines(GetColLabelValue(col), lines);
9836 GetTextBoxSize(dc, lines, &w, &h);
9837 width = w + 6;
9838 }
9839
9840 int w = wxMax( 0, width );
9841 int diff = w - m_colWidths[col];
9842 m_colWidths[col] = w;
9843
9844 int i;
9845 for ( i = col; i < m_numCols; i++ )
9846 {
9847 m_colRights[i] += diff;
9848 }
9849
9850 if ( !GetBatchCount() )
9851 CalcDimensions();
9852 }
9853
9854 void wxGrid::SetColMinimalWidth( int col, int width )
9855 {
9856 if (width > GetColMinimalAcceptableWidth())
9857 {
9858 wxLongToLongHashMap::key_type key = (wxLongToLongHashMap::key_type)col;
9859 m_colMinWidths[key] = width;
9860 }
9861 }
9862
9863 void wxGrid::SetRowMinimalHeight( int row, int width )
9864 {
9865 if (width > GetRowMinimalAcceptableHeight())
9866 {
9867 wxLongToLongHashMap::key_type key = (wxLongToLongHashMap::key_type)row;
9868 m_rowMinHeights[key] = width;
9869 }
9870 }
9871
9872 int wxGrid::GetColMinimalWidth(int col) const
9873 {
9874 wxLongToLongHashMap::key_type key = (wxLongToLongHashMap::key_type)col;
9875 wxLongToLongHashMap::const_iterator it = m_colMinWidths.find(key);
9876
9877 return it != m_colMinWidths.end() ? (int)it->second : m_minAcceptableColWidth;
9878 }
9879
9880 int wxGrid::GetRowMinimalHeight(int row) const
9881 {
9882 wxLongToLongHashMap::key_type key = (wxLongToLongHashMap::key_type)row;
9883 wxLongToLongHashMap::const_iterator it = m_rowMinHeights.find(key);
9884
9885 return it != m_rowMinHeights.end() ? (int)it->second : m_minAcceptableRowHeight;
9886 }
9887
9888 void wxGrid::SetColMinimalAcceptableWidth( int width )
9889 {
9890 // We do allow a width of 0 since this gives us
9891 // an easy way to temporarily hiding columns.
9892 if ( width >= 0 )
9893 m_minAcceptableColWidth = width;
9894 }
9895
9896 void wxGrid::SetRowMinimalAcceptableHeight( int height )
9897 {
9898 // We do allow a height of 0 since this gives us
9899 // an easy way to temporarily hiding rows.
9900 if ( height >= 0 )
9901 m_minAcceptableRowHeight = height;
9902 }
9903
9904 int wxGrid::GetColMinimalAcceptableWidth() const
9905 {
9906 return m_minAcceptableColWidth;
9907 }
9908
9909 int wxGrid::GetRowMinimalAcceptableHeight() const
9910 {
9911 return m_minAcceptableRowHeight;
9912 }
9913
9914 // ----------------------------------------------------------------------------
9915 // auto sizing
9916 // ----------------------------------------------------------------------------
9917
9918 void wxGrid::AutoSizeColOrRow( int colOrRow, bool setAsMin, bool column )
9919 {
9920 wxClientDC dc(m_gridWin);
9921
9922 // cancel editing of cell
9923 HideCellEditControl();
9924 SaveEditControlValue();
9925
9926 // init both of them to avoid compiler warnings, even if we only need one
9927 int row = -1,
9928 col = -1;
9929 if ( column )
9930 col = colOrRow;
9931 else
9932 row = colOrRow;
9933
9934 wxCoord extent, extentMax = 0;
9935 int max = column ? m_numRows : m_numCols;
9936 for ( int rowOrCol = 0; rowOrCol < max; rowOrCol++ )
9937 {
9938 if ( column )
9939 row = rowOrCol;
9940 else
9941 col = rowOrCol;
9942
9943 wxGridCellAttr *attr = GetCellAttr(row, col);
9944 wxGridCellRenderer *renderer = attr->GetRenderer(this, row, col);
9945 if ( renderer )
9946 {
9947 wxSize size = renderer->GetBestSize(*this, *attr, dc, row, col);
9948 extent = column ? size.x : size.y;
9949 if ( extent > extentMax )
9950 extentMax = extent;
9951
9952 renderer->DecRef();
9953 }
9954
9955 attr->DecRef();
9956 }
9957
9958 // now also compare with the column label extent
9959 wxCoord w, h;
9960 dc.SetFont( GetLabelFont() );
9961
9962 if ( column )
9963 {
9964 dc.GetTextExtent( GetColLabelValue(col), &w, &h );
9965 if ( GetColLabelTextOrientation() == wxVERTICAL )
9966 w = h;
9967 }
9968 else
9969 dc.GetTextExtent( GetRowLabelValue(row), &w, &h );
9970
9971 extent = column ? w : h;
9972 if ( extent > extentMax )
9973 extentMax = extent;
9974
9975 if ( !extentMax )
9976 {
9977 // empty column - give default extent (notice that if extentMax is less
9978 // than default extent but != 0, it's OK)
9979 extentMax = column ? m_defaultColWidth : m_defaultRowHeight;
9980 }
9981 else
9982 {
9983 if ( column )
9984 // leave some space around text
9985 extentMax += 10;
9986 else
9987 extentMax += 6;
9988 }
9989
9990 if ( column )
9991 {
9992 SetColSize( col, extentMax );
9993 if ( !GetBatchCount() )
9994 {
9995 int cw, ch, dummy;
9996 m_gridWin->GetClientSize( &cw, &ch );
9997 wxRect rect ( CellToRect( 0, col ) );
9998 rect.y = 0;
9999 CalcScrolledPosition(rect.x, 0, &rect.x, &dummy);
10000 rect.width = cw - rect.x;
10001 rect.height = m_colLabelHeight;
10002 m_colLabelWin->Refresh( true, &rect );
10003 }
10004 }
10005 else
10006 {
10007 SetRowSize(row, extentMax);
10008 if ( !GetBatchCount() )
10009 {
10010 int cw, ch, dummy;
10011 m_gridWin->GetClientSize( &cw, &ch );
10012 wxRect rect( CellToRect( row, 0 ) );
10013 rect.x = 0;
10014 CalcScrolledPosition(0, rect.y, &dummy, &rect.y);
10015 rect.width = m_rowLabelWidth;
10016 rect.height = ch - rect.y;
10017 m_rowLabelWin->Refresh( true, &rect );
10018 }
10019 }
10020
10021 if ( setAsMin )
10022 {
10023 if ( column )
10024 SetColMinimalWidth(col, extentMax);
10025 else
10026 SetRowMinimalHeight(row, extentMax);
10027 }
10028 }
10029
10030 int wxGrid::SetOrCalcColumnSizes(bool calcOnly, bool setAsMin)
10031 {
10032 int width = m_rowLabelWidth;
10033
10034 if ( !calcOnly )
10035 BeginBatch();
10036
10037 for ( int col = 0; col < m_numCols; col++ )
10038 {
10039 if ( !calcOnly )
10040 AutoSizeColumn(col, setAsMin);
10041
10042 width += GetColWidth(col);
10043 }
10044
10045 if ( !calcOnly )
10046 EndBatch();
10047
10048 return width;
10049 }
10050
10051 int wxGrid::SetOrCalcRowSizes(bool calcOnly, bool setAsMin)
10052 {
10053 int height = m_colLabelHeight;
10054
10055 if ( !calcOnly )
10056 BeginBatch();
10057
10058 for ( int row = 0; row < m_numRows; row++ )
10059 {
10060 if ( !calcOnly )
10061 AutoSizeRow(row, setAsMin);
10062
10063 height += GetRowHeight(row);
10064 }
10065
10066 if ( !calcOnly )
10067 EndBatch();
10068
10069 return height;
10070 }
10071
10072 void wxGrid::AutoSize()
10073 {
10074 BeginBatch();
10075
10076 wxSize size(SetOrCalcColumnSizes(false), SetOrCalcRowSizes(false));
10077
10078 // round up the size to a multiple of scroll step - this ensures that we
10079 // won't get the scrollbars if we're sized exactly to this width
10080 // CalcDimension adds m_extraWidth + 1 etc. to calculate the necessary
10081 // scrollbar steps
10082 wxSize sizeFit(
10083 GetScrollX(size.x + m_extraWidth + 1) * m_scrollLineX,
10084 GetScrollY(size.y + m_extraHeight + 1) * m_scrollLineY );
10085
10086 // distribute the extra space between the columns/rows to avoid having
10087 // extra white space
10088
10089 // Remove the extra m_extraWidth + 1 added above
10090 wxCoord diff = sizeFit.x - size.x + (m_extraWidth + 1);
10091 if ( diff && m_numCols )
10092 {
10093 // try to resize the columns uniformly
10094 wxCoord diffPerCol = diff / m_numCols;
10095 if ( diffPerCol )
10096 {
10097 for ( int col = 0; col < m_numCols; col++ )
10098 {
10099 SetColSize(col, GetColWidth(col) + diffPerCol);
10100 }
10101 }
10102
10103 // add remaining amount to the last columns
10104 diff -= diffPerCol * m_numCols;
10105 if ( diff )
10106 {
10107 for ( int col = m_numCols - 1; col >= m_numCols - diff; col-- )
10108 {
10109 SetColSize(col, GetColWidth(col) + 1);
10110 }
10111 }
10112 }
10113
10114 // same for rows
10115 diff = sizeFit.y - size.y - (m_extraHeight + 1);
10116 if ( diff && m_numRows )
10117 {
10118 // try to resize the columns uniformly
10119 wxCoord diffPerRow = diff / m_numRows;
10120 if ( diffPerRow )
10121 {
10122 for ( int row = 0; row < m_numRows; row++ )
10123 {
10124 SetRowSize(row, GetRowHeight(row) + diffPerRow);
10125 }
10126 }
10127
10128 // add remaining amount to the last rows
10129 diff -= diffPerRow * m_numRows;
10130 if ( diff )
10131 {
10132 for ( int row = m_numRows - 1; row >= m_numRows - diff; row-- )
10133 {
10134 SetRowSize(row, GetRowHeight(row) + 1);
10135 }
10136 }
10137 }
10138
10139 EndBatch();
10140
10141 SetClientSize(sizeFit);
10142 }
10143
10144 void wxGrid::AutoSizeRowLabelSize( int row )
10145 {
10146 wxArrayString lines;
10147 long w, h;
10148
10149 // Hide the edit control, so it
10150 // won't interfere with drag-shrinking.
10151 if ( IsCellEditControlShown() )
10152 {
10153 HideCellEditControl();
10154 SaveEditControlValue();
10155 }
10156
10157 // autosize row height depending on label text
10158 StringToLines( GetRowLabelValue( row ), lines );
10159 wxClientDC dc( m_rowLabelWin );
10160 GetTextBoxSize( dc, lines, &w, &h );
10161 if ( h < m_defaultRowHeight )
10162 h = m_defaultRowHeight;
10163 SetRowSize(row, h);
10164 ForceRefresh();
10165 }
10166
10167 void wxGrid::AutoSizeColLabelSize( int col )
10168 {
10169 wxArrayString lines;
10170 long w, h;
10171
10172 // Hide the edit control, so it
10173 // won't interfer with drag-shrinking.
10174 if ( IsCellEditControlShown() )
10175 {
10176 HideCellEditControl();
10177 SaveEditControlValue();
10178 }
10179
10180 // autosize column width depending on label text
10181 StringToLines( GetColLabelValue( col ), lines );
10182 wxClientDC dc( m_colLabelWin );
10183 if ( GetColLabelTextOrientation() == wxHORIZONTAL )
10184 GetTextBoxSize( dc, lines, &w, &h );
10185 else
10186 GetTextBoxSize( dc, lines, &h, &w );
10187 if ( w < m_defaultColWidth )
10188 w = m_defaultColWidth;
10189 SetColSize(col, w);
10190 ForceRefresh();
10191 }
10192
10193 wxSize wxGrid::DoGetBestSize() const
10194 {
10195 // don't set sizes, only calculate them
10196 wxGrid *self = (wxGrid *)this; // const_cast
10197
10198 int width, height;
10199 width = self->SetOrCalcColumnSizes(true);
10200 height = self->SetOrCalcRowSizes(true);
10201
10202 if (!width)
10203 width = 100;
10204 if (!height)
10205 height = 80;
10206
10207 // Round up to a multiple the scroll rate
10208 // NOTE: this still doesn't get rid of the scrollbars;
10209 // is there any magic incantation for that?
10210 int xpu, ypu;
10211 GetScrollPixelsPerUnit(&xpu, &ypu);
10212 if (xpu)
10213 width += 1 + xpu - (width % xpu);
10214 if (ypu)
10215 height += 1 + ypu - (height % ypu);
10216
10217 // limit to 1/4 of the screen size
10218 int maxwidth, maxheight;
10219 wxDisplaySize( &maxwidth, &maxheight );
10220 maxwidth /= 2;
10221 maxheight /= 2;
10222 if ( width > maxwidth )
10223 width = maxwidth;
10224 if ( height > maxheight )
10225 height = maxheight;
10226
10227 wxSize best(width, height);
10228
10229 // NOTE: This size should be cached, but first we need to add calls to
10230 // InvalidateBestSize everywhere that could change the results of this
10231 // calculation.
10232 // CacheBestSize(size);
10233
10234 return best;
10235 }
10236
10237 void wxGrid::Fit()
10238 {
10239 AutoSize();
10240 }
10241
10242 wxPen& wxGrid::GetDividerPen() const
10243 {
10244 return wxNullPen;
10245 }
10246
10247 // ----------------------------------------------------------------------------
10248 // cell value accessor functions
10249 // ----------------------------------------------------------------------------
10250
10251 void wxGrid::SetCellValue( int row, int col, const wxString& s )
10252 {
10253 if ( m_table )
10254 {
10255 m_table->SetValue( row, col, s );
10256 if ( !GetBatchCount() )
10257 {
10258 int dummy;
10259 wxRect rect( CellToRect( row, col ) );
10260 rect.x = 0;
10261 rect.width = m_gridWin->GetClientSize().GetWidth();
10262 CalcScrolledPosition(0, rect.y, &dummy, &rect.y);
10263 m_gridWin->Refresh( false, &rect );
10264 }
10265
10266 if ( m_currentCellCoords.GetRow() == row &&
10267 m_currentCellCoords.GetCol() == col &&
10268 IsCellEditControlShown())
10269 // Note: If we are using IsCellEditControlEnabled,
10270 // this interacts badly with calling SetCellValue from
10271 // an EVT_GRID_CELL_CHANGE handler.
10272 {
10273 HideCellEditControl();
10274 ShowCellEditControl(); // will reread data from table
10275 }
10276 }
10277 }
10278
10279 // ----------------------------------------------------------------------------
10280 // block, row and column selection
10281 // ----------------------------------------------------------------------------
10282
10283 void wxGrid::SelectRow( int row, bool addToSelected )
10284 {
10285 if ( IsSelection() && !addToSelected )
10286 ClearSelection();
10287
10288 if ( m_selection )
10289 m_selection->SelectRow( row, false, addToSelected );
10290 }
10291
10292 void wxGrid::SelectCol( int col, bool addToSelected )
10293 {
10294 if ( IsSelection() && !addToSelected )
10295 ClearSelection();
10296
10297 if ( m_selection )
10298 m_selection->SelectCol( col, false, addToSelected );
10299 }
10300
10301 void wxGrid::SelectBlock( int topRow, int leftCol, int bottomRow, int rightCol,
10302 bool addToSelected )
10303 {
10304 if ( IsSelection() && !addToSelected )
10305 ClearSelection();
10306
10307 if ( m_selection )
10308 m_selection->SelectBlock( topRow, leftCol, bottomRow, rightCol,
10309 false, addToSelected );
10310 }
10311
10312 void wxGrid::SelectAll()
10313 {
10314 if ( m_numRows > 0 && m_numCols > 0 )
10315 {
10316 if ( m_selection )
10317 m_selection->SelectBlock( 0, 0, m_numRows - 1, m_numCols - 1 );
10318 }
10319 }
10320
10321 // ----------------------------------------------------------------------------
10322 // cell, row and col deselection
10323 // ----------------------------------------------------------------------------
10324
10325 void wxGrid::DeselectRow( int row )
10326 {
10327 if ( !m_selection )
10328 return;
10329
10330 if ( m_selection->GetSelectionMode() == wxGrid::wxGridSelectRows )
10331 {
10332 if ( m_selection->IsInSelection(row, 0 ) )
10333 m_selection->ToggleCellSelection(row, 0);
10334 }
10335 else
10336 {
10337 int nCols = GetNumberCols();
10338 for ( int i = 0; i < nCols; i++ )
10339 {
10340 if ( m_selection->IsInSelection(row, i ) )
10341 m_selection->ToggleCellSelection(row, i);
10342 }
10343 }
10344 }
10345
10346 void wxGrid::DeselectCol( int col )
10347 {
10348 if ( !m_selection )
10349 return;
10350
10351 if ( m_selection->GetSelectionMode() == wxGrid::wxGridSelectColumns )
10352 {
10353 if ( m_selection->IsInSelection(0, col ) )
10354 m_selection->ToggleCellSelection(0, col);
10355 }
10356 else
10357 {
10358 int nRows = GetNumberRows();
10359 for ( int i = 0; i < nRows; i++ )
10360 {
10361 if ( m_selection->IsInSelection(i, col ) )
10362 m_selection->ToggleCellSelection(i, col);
10363 }
10364 }
10365 }
10366
10367 void wxGrid::DeselectCell( int row, int col )
10368 {
10369 if ( m_selection && m_selection->IsInSelection(row, col) )
10370 m_selection->ToggleCellSelection(row, col);
10371 }
10372
10373 bool wxGrid::IsSelection()
10374 {
10375 return ( m_selection && (m_selection->IsSelection() ||
10376 ( m_selectingTopLeft != wxGridNoCellCoords &&
10377 m_selectingBottomRight != wxGridNoCellCoords) ) );
10378 }
10379
10380 bool wxGrid::IsInSelection( int row, int col ) const
10381 {
10382 return ( m_selection && (m_selection->IsInSelection( row, col ) ||
10383 ( row >= m_selectingTopLeft.GetRow() &&
10384 col >= m_selectingTopLeft.GetCol() &&
10385 row <= m_selectingBottomRight.GetRow() &&
10386 col <= m_selectingBottomRight.GetCol() )) );
10387 }
10388
10389 wxGridCellCoordsArray wxGrid::GetSelectedCells() const
10390 {
10391 if (!m_selection)
10392 {
10393 wxGridCellCoordsArray a;
10394 return a;
10395 }
10396
10397 return m_selection->m_cellSelection;
10398 }
10399
10400 wxGridCellCoordsArray wxGrid::GetSelectionBlockTopLeft() const
10401 {
10402 if (!m_selection)
10403 {
10404 wxGridCellCoordsArray a;
10405 return a;
10406 }
10407
10408 return m_selection->m_blockSelectionTopLeft;
10409 }
10410
10411 wxGridCellCoordsArray wxGrid::GetSelectionBlockBottomRight() const
10412 {
10413 if (!m_selection)
10414 {
10415 wxGridCellCoordsArray a;
10416 return a;
10417 }
10418
10419 return m_selection->m_blockSelectionBottomRight;
10420 }
10421
10422 wxArrayInt wxGrid::GetSelectedRows() const
10423 {
10424 if (!m_selection)
10425 {
10426 wxArrayInt a;
10427 return a;
10428 }
10429
10430 return m_selection->m_rowSelection;
10431 }
10432
10433 wxArrayInt wxGrid::GetSelectedCols() const
10434 {
10435 if (!m_selection)
10436 {
10437 wxArrayInt a;
10438 return a;
10439 }
10440
10441 return m_selection->m_colSelection;
10442 }
10443
10444 void wxGrid::ClearSelection()
10445 {
10446 m_selectingTopLeft = wxGridNoCellCoords;
10447 m_selectingBottomRight = wxGridNoCellCoords;
10448 if ( m_selection )
10449 m_selection->ClearSelection();
10450 }
10451
10452 // This function returns the rectangle that encloses the given block
10453 // in device coords clipped to the client size of the grid window.
10454 //
10455 wxRect wxGrid::BlockToDeviceRect( const wxGridCellCoords &topLeft,
10456 const wxGridCellCoords &bottomRight )
10457 {
10458 wxRect rect( wxGridNoCellRect );
10459 wxRect cellRect;
10460
10461 cellRect = CellToRect( topLeft );
10462 if ( cellRect != wxGridNoCellRect )
10463 {
10464 rect = cellRect;
10465 }
10466 else
10467 {
10468 rect = wxRect(0, 0, 0, 0);
10469 }
10470
10471 cellRect = CellToRect( bottomRight );
10472 if ( cellRect != wxGridNoCellRect )
10473 {
10474 rect += cellRect;
10475 }
10476 else
10477 {
10478 return wxGridNoCellRect;
10479 }
10480
10481 int i, j;
10482 int left = rect.GetLeft();
10483 int top = rect.GetTop();
10484 int right = rect.GetRight();
10485 int bottom = rect.GetBottom();
10486
10487 int leftCol = topLeft.GetCol();
10488 int topRow = topLeft.GetRow();
10489 int rightCol = bottomRight.GetCol();
10490 int bottomRow = bottomRight.GetRow();
10491
10492 if (left > right)
10493 {
10494 i = left;
10495 left = right;
10496 right = i;
10497 i = leftCol;
10498 leftCol = rightCol;
10499 rightCol = i;
10500 }
10501
10502 if (top > bottom)
10503 {
10504 i = top;
10505 top = bottom;
10506 bottom = i;
10507 i = topRow;
10508 topRow = bottomRow;
10509 bottomRow = i;
10510 }
10511
10512 for ( j = topRow; j <= bottomRow; j++ )
10513 {
10514 for ( i = leftCol; i <= rightCol; i++ )
10515 {
10516 if ((j == topRow) || (j == bottomRow) || (i == leftCol) || (i == rightCol))
10517 {
10518 cellRect = CellToRect( j, i );
10519
10520 if (cellRect.x < left)
10521 left = cellRect.x;
10522 if (cellRect.y < top)
10523 top = cellRect.y;
10524 if (cellRect.x + cellRect.width > right)
10525 right = cellRect.x + cellRect.width;
10526 if (cellRect.y + cellRect.height > bottom)
10527 bottom = cellRect.y + cellRect.height;
10528 }
10529 else
10530 {
10531 i = rightCol; // jump over inner cells.
10532 }
10533 }
10534 }
10535
10536 // convert to scrolled coords
10537 //
10538 CalcScrolledPosition( left, top, &left, &top );
10539 CalcScrolledPosition( right, bottom, &right, &bottom );
10540
10541 int cw, ch;
10542 m_gridWin->GetClientSize( &cw, &ch );
10543
10544 if (right < 0 || bottom < 0 || left > cw || top > ch)
10545 return wxRect(0,0,0,0);
10546
10547 rect.SetLeft( wxMax(0, left) );
10548 rect.SetTop( wxMax(0, top) );
10549 rect.SetRight( wxMin(cw, right) );
10550 rect.SetBottom( wxMin(ch, bottom) );
10551
10552 return rect;
10553 }
10554
10555 // ----------------------------------------------------------------------------
10556 // grid event classes
10557 // ----------------------------------------------------------------------------
10558
10559 IMPLEMENT_DYNAMIC_CLASS( wxGridEvent, wxNotifyEvent )
10560
10561 wxGridEvent::wxGridEvent( int id, wxEventType type, wxObject* obj,
10562 int row, int col, int x, int y, bool sel,
10563 bool control, bool shift, bool alt, bool meta )
10564 : wxNotifyEvent( type, id )
10565 {
10566 m_row = row;
10567 m_col = col;
10568 m_x = x;
10569 m_y = y;
10570 m_selecting = sel;
10571 m_control = control;
10572 m_shift = shift;
10573 m_alt = alt;
10574 m_meta = meta;
10575
10576 SetEventObject(obj);
10577 }
10578
10579
10580 IMPLEMENT_DYNAMIC_CLASS( wxGridSizeEvent, wxNotifyEvent )
10581
10582 wxGridSizeEvent::wxGridSizeEvent( int id, wxEventType type, wxObject* obj,
10583 int rowOrCol, int x, int y,
10584 bool control, bool shift, bool alt, bool meta )
10585 : wxNotifyEvent( type, id )
10586 {
10587 m_rowOrCol = rowOrCol;
10588 m_x = x;
10589 m_y = y;
10590 m_control = control;
10591 m_shift = shift;
10592 m_alt = alt;
10593 m_meta = meta;
10594
10595 SetEventObject(obj);
10596 }
10597
10598
10599 IMPLEMENT_DYNAMIC_CLASS( wxGridRangeSelectEvent, wxNotifyEvent )
10600
10601 wxGridRangeSelectEvent::wxGridRangeSelectEvent(int id, wxEventType type, wxObject* obj,
10602 const wxGridCellCoords& topLeft,
10603 const wxGridCellCoords& bottomRight,
10604 bool sel, bool control,
10605 bool shift, bool alt, bool meta )
10606 : wxNotifyEvent( type, id )
10607 {
10608 m_topLeft = topLeft;
10609 m_bottomRight = bottomRight;
10610 m_selecting = sel;
10611 m_control = control;
10612 m_shift = shift;
10613 m_alt = alt;
10614 m_meta = meta;
10615
10616 SetEventObject(obj);
10617 }
10618
10619
10620 IMPLEMENT_DYNAMIC_CLASS(wxGridEditorCreatedEvent, wxCommandEvent)
10621
10622 wxGridEditorCreatedEvent::wxGridEditorCreatedEvent(int id, wxEventType type,
10623 wxObject* obj, int row,
10624 int col, wxControl* ctrl)
10625 : wxCommandEvent(type, id)
10626 {
10627 SetEventObject(obj);
10628 m_row = row;
10629 m_col = col;
10630 m_ctrl = ctrl;
10631 }
10632
10633 #endif // wxUSE_GRID