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1 /////////////////////////////////////////////////////////////////////////////
2 // Name: wx/generic/grid.h
3 // Purpose: wxGrid and related classes
4 // Author: Michael Bedward (based on code by Julian Smart, Robin Dunn)
5 // Modified by: Santiago Palacios
6 // Created: 1/08/1999
7 // RCS-ID: $Id$
8 // Copyright: (c) Michael Bedward
9 // Licence: wxWindows licence
10 /////////////////////////////////////////////////////////////////////////////
11
12 #ifndef _WX_GENERIC_GRID_H_
13 #define _WX_GENERIC_GRID_H_
14
15 #include "wx/defs.h"
16
17 #if wxUSE_GRID
18
19 #include "wx/scrolwin.h"
20
21 // ----------------------------------------------------------------------------
22 // constants
23 // ----------------------------------------------------------------------------
24
25 extern WXDLLIMPEXP_DATA_ADV(const wxChar) wxGridNameStr[];
26
27 // Default parameters for wxGrid
28 //
29 #define WXGRID_DEFAULT_NUMBER_ROWS 10
30 #define WXGRID_DEFAULT_NUMBER_COLS 10
31 #if defined(__WXMSW__) || defined(__WXGTK20__)
32 #define WXGRID_DEFAULT_ROW_HEIGHT 25
33 #else
34 #define WXGRID_DEFAULT_ROW_HEIGHT 30
35 #endif // __WXMSW__
36 #define WXGRID_DEFAULT_COL_WIDTH 80
37 #define WXGRID_DEFAULT_COL_LABEL_HEIGHT 32
38 #define WXGRID_DEFAULT_ROW_LABEL_WIDTH 82
39 #define WXGRID_LABEL_EDGE_ZONE 2
40 #define WXGRID_MIN_ROW_HEIGHT 15
41 #define WXGRID_MIN_COL_WIDTH 15
42 #define WXGRID_DEFAULT_SCROLLBAR_WIDTH 16
43
44 // type names for grid table values
45 #define wxGRID_VALUE_STRING _T("string")
46 #define wxGRID_VALUE_BOOL _T("bool")
47 #define wxGRID_VALUE_NUMBER _T("long")
48 #define wxGRID_VALUE_FLOAT _T("double")
49 #define wxGRID_VALUE_CHOICE _T("choice")
50
51 #define wxGRID_VALUE_TEXT wxGRID_VALUE_STRING
52 #define wxGRID_VALUE_LONG wxGRID_VALUE_NUMBER
53
54 // magic constant which tells (to some functions) to automatically calculate
55 // the appropriate size
56 #define wxGRID_AUTOSIZE (-1)
57
58 // many wxGrid methods work either with columns or rows, this enum is used for
59 // the parameter indicating which one should it be
60 enum wxGridDirection
61 {
62 wxGRID_COLUMN,
63 wxGRID_ROW
64 };
65
66 // ----------------------------------------------------------------------------
67 // forward declarations
68 // ----------------------------------------------------------------------------
69
70 class WXDLLIMPEXP_FWD_ADV wxGrid;
71 class WXDLLIMPEXP_FWD_ADV wxGridCellAttr;
72 class WXDLLIMPEXP_FWD_ADV wxGridCellAttrProviderData;
73 class WXDLLIMPEXP_FWD_ADV wxGridColLabelWindow;
74 class WXDLLIMPEXP_FWD_ADV wxGridCornerLabelWindow;
75 class WXDLLIMPEXP_FWD_ADV wxGridRowLabelWindow;
76 class WXDLLIMPEXP_FWD_ADV wxGridWindow;
77 class WXDLLIMPEXP_FWD_ADV wxGridTypeRegistry;
78 class WXDLLIMPEXP_FWD_ADV wxGridSelection;
79
80 class WXDLLIMPEXP_FWD_CORE wxCheckBox;
81 class WXDLLIMPEXP_FWD_CORE wxComboBox;
82 class WXDLLIMPEXP_FWD_CORE wxTextCtrl;
83 #if wxUSE_SPINCTRL
84 class WXDLLIMPEXP_FWD_CORE wxSpinCtrl;
85 #endif
86
87 // ----------------------------------------------------------------------------
88 // macros
89 // ----------------------------------------------------------------------------
90
91 #define wxSafeIncRef(p) if ( p ) (p)->IncRef()
92 #define wxSafeDecRef(p) if ( p ) (p)->DecRef()
93
94 // ----------------------------------------------------------------------------
95 // wxGridCellWorker: common base class for wxGridCellRenderer and
96 // wxGridCellEditor
97 //
98 // NB: this is more an implementation convenience than a design issue, so this
99 // class is not documented and is not public at all
100 // ----------------------------------------------------------------------------
101
102 class WXDLLIMPEXP_ADV wxGridCellWorker : public wxClientDataContainer
103 {
104 public:
105 wxGridCellWorker() { m_nRef = 1; }
106
107 // this class is ref counted: it is created with ref count of 1, so
108 // calling DecRef() once will delete it. Calling IncRef() allows to lock
109 // it until the matching DecRef() is called
110 void IncRef() { m_nRef++; }
111 void DecRef() { if ( --m_nRef == 0 ) delete this; }
112
113 // interpret renderer parameters: arbitrary string whose interpretatin is
114 // left to the derived classes
115 virtual void SetParameters(const wxString& params);
116
117 protected:
118 // virtual dtor for any base class - private because only DecRef() can
119 // delete us
120 virtual ~wxGridCellWorker();
121
122 private:
123 size_t m_nRef;
124
125 // suppress the stupid gcc warning about the class having private dtor and
126 // no friends
127 friend class wxGridCellWorkerDummyFriend;
128 };
129
130 // ----------------------------------------------------------------------------
131 // wxGridCellRenderer: this class is responsible for actually drawing the cell
132 // in the grid. You may pass it to the wxGridCellAttr (below) to change the
133 // format of one given cell or to wxGrid::SetDefaultRenderer() to change the
134 // view of all cells. This is an ABC, you will normally use one of the
135 // predefined derived classes or derive your own class from it.
136 // ----------------------------------------------------------------------------
137
138 class WXDLLIMPEXP_ADV wxGridCellRenderer : public wxGridCellWorker
139 {
140 public:
141 // draw the given cell on the provided DC inside the given rectangle
142 // using the style specified by the attribute and the default or selected
143 // state corresponding to the isSelected value.
144 //
145 // this pure virtual function has a default implementation which will
146 // prepare the DC using the given attribute: it will draw the rectangle
147 // with the bg colour from attr and set the text colour and font
148 virtual void Draw(wxGrid& grid,
149 wxGridCellAttr& attr,
150 wxDC& dc,
151 const wxRect& rect,
152 int row, int col,
153 bool isSelected) = 0;
154
155 // get the preferred size of the cell for its contents
156 virtual wxSize GetBestSize(wxGrid& grid,
157 wxGridCellAttr& attr,
158 wxDC& dc,
159 int row, int col) = 0;
160
161 // create a new object which is the copy of this one
162 virtual wxGridCellRenderer *Clone() const = 0;
163 };
164
165 // the default renderer for the cells containing string data
166 class WXDLLIMPEXP_ADV wxGridCellStringRenderer : public wxGridCellRenderer
167 {
168 public:
169 // draw the string
170 virtual void Draw(wxGrid& grid,
171 wxGridCellAttr& attr,
172 wxDC& dc,
173 const wxRect& rect,
174 int row, int col,
175 bool isSelected);
176
177 // return the string extent
178 virtual wxSize GetBestSize(wxGrid& grid,
179 wxGridCellAttr& attr,
180 wxDC& dc,
181 int row, int col);
182
183 virtual wxGridCellRenderer *Clone() const
184 { return new wxGridCellStringRenderer; }
185
186 protected:
187 // set the text colours before drawing
188 void SetTextColoursAndFont(const wxGrid& grid,
189 const wxGridCellAttr& attr,
190 wxDC& dc,
191 bool isSelected);
192
193 // calc the string extent for given string/font
194 wxSize DoGetBestSize(const wxGridCellAttr& attr,
195 wxDC& dc,
196 const wxString& text);
197 };
198
199 // the default renderer for the cells containing numeric (long) data
200 class WXDLLIMPEXP_ADV wxGridCellNumberRenderer : public wxGridCellStringRenderer
201 {
202 public:
203 // draw the string right aligned
204 virtual void Draw(wxGrid& grid,
205 wxGridCellAttr& attr,
206 wxDC& dc,
207 const wxRect& rect,
208 int row, int col,
209 bool isSelected);
210
211 virtual wxSize GetBestSize(wxGrid& grid,
212 wxGridCellAttr& attr,
213 wxDC& dc,
214 int row, int col);
215
216 virtual wxGridCellRenderer *Clone() const
217 { return new wxGridCellNumberRenderer; }
218
219 protected:
220 wxString GetString(const wxGrid& grid, int row, int col);
221 };
222
223 class WXDLLIMPEXP_ADV wxGridCellFloatRenderer : public wxGridCellStringRenderer
224 {
225 public:
226 wxGridCellFloatRenderer(int width = -1, int precision = -1);
227
228 // get/change formatting parameters
229 int GetWidth() const { return m_width; }
230 void SetWidth(int width) { m_width = width; m_format.clear(); }
231 int GetPrecision() const { return m_precision; }
232 void SetPrecision(int precision) { m_precision = precision; m_format.clear(); }
233
234 // draw the string right aligned with given width/precision
235 virtual void Draw(wxGrid& grid,
236 wxGridCellAttr& attr,
237 wxDC& dc,
238 const wxRect& rect,
239 int row, int col,
240 bool isSelected);
241
242 virtual wxSize GetBestSize(wxGrid& grid,
243 wxGridCellAttr& attr,
244 wxDC& dc,
245 int row, int col);
246
247 // parameters string format is "width[,precision]"
248 virtual void SetParameters(const wxString& params);
249
250 virtual wxGridCellRenderer *Clone() const;
251
252 protected:
253 wxString GetString(const wxGrid& grid, int row, int col);
254
255 private:
256 // formatting parameters
257 int m_width,
258 m_precision;
259
260 wxString m_format;
261 };
262
263 // renderer for boolean fields
264 class WXDLLIMPEXP_ADV wxGridCellBoolRenderer : public wxGridCellRenderer
265 {
266 public:
267 // draw a check mark or nothing
268 virtual void Draw(wxGrid& grid,
269 wxGridCellAttr& attr,
270 wxDC& dc,
271 const wxRect& rect,
272 int row, int col,
273 bool isSelected);
274
275 // return the checkmark size
276 virtual wxSize GetBestSize(wxGrid& grid,
277 wxGridCellAttr& attr,
278 wxDC& dc,
279 int row, int col);
280
281 virtual wxGridCellRenderer *Clone() const
282 { return new wxGridCellBoolRenderer; }
283
284 private:
285 static wxSize ms_sizeCheckMark;
286 };
287
288 // ----------------------------------------------------------------------------
289 // wxGridCellEditor: This class is responsible for providing and manipulating
290 // the in-place edit controls for the grid. Instances of wxGridCellEditor
291 // (actually, instances of derived classes since it is an ABC) can be
292 // associated with the cell attributes for individual cells, rows, columns, or
293 // even for the entire grid.
294 // ----------------------------------------------------------------------------
295
296 class WXDLLIMPEXP_ADV wxGridCellEditor : public wxGridCellWorker
297 {
298 public:
299 wxGridCellEditor();
300
301 bool IsCreated() { return m_control != NULL; }
302 wxControl* GetControl() { return m_control; }
303 void SetControl(wxControl* control) { m_control = control; }
304
305 wxGridCellAttr* GetCellAttr() { return m_attr; }
306 void SetCellAttr(wxGridCellAttr* attr) { m_attr = attr; }
307
308 // Creates the actual edit control
309 virtual void Create(wxWindow* parent,
310 wxWindowID id,
311 wxEvtHandler* evtHandler) = 0;
312
313 // Size and position the edit control
314 virtual void SetSize(const wxRect& rect);
315
316 // Show or hide the edit control, use the specified attributes to set
317 // colours/fonts for it
318 virtual void Show(bool show, wxGridCellAttr *attr = (wxGridCellAttr *)NULL);
319
320 // Draws the part of the cell not occupied by the control: the base class
321 // version just fills it with background colour from the attribute
322 virtual void PaintBackground(const wxRect& rectCell, wxGridCellAttr *attr);
323
324 // Fetch the value from the table and prepare the edit control
325 // to begin editing. Set the focus to the edit control.
326 virtual void BeginEdit(int row, int col, wxGrid* grid) = 0;
327
328 // Complete the editing of the current cell. Returns true if the value has
329 // changed. If necessary, the control may be destroyed.
330 virtual bool EndEdit(int row, int col, wxGrid* grid) = 0;
331
332 // Reset the value in the control back to its starting value
333 virtual void Reset() = 0;
334
335 // return true to allow the given key to start editing: the base class
336 // version only checks that the event has no modifiers. The derived
337 // classes are supposed to do "if ( base::IsAcceptedKey() && ... )" in
338 // their IsAcceptedKey() implementation, although, of course, it is not a
339 // mandatory requirment.
340 //
341 // NB: if the key is F2 (special), editing will always start and this
342 // method will not be called at all (but StartingKey() will)
343 virtual bool IsAcceptedKey(wxKeyEvent& event);
344
345 // If the editor is enabled by pressing keys on the grid, this will be
346 // called to let the editor do something about that first key if desired
347 virtual void StartingKey(wxKeyEvent& event);
348
349 // if the editor is enabled by clicking on the cell, this method will be
350 // called
351 virtual void StartingClick();
352
353 // Some types of controls on some platforms may need some help
354 // with the Return key.
355 virtual void HandleReturn(wxKeyEvent& event);
356
357 // Final cleanup
358 virtual void Destroy();
359
360 // create a new object which is the copy of this one
361 virtual wxGridCellEditor *Clone() const = 0;
362
363 // added GetValue so we can get the value which is in the control
364 virtual wxString GetValue() const = 0;
365
366 protected:
367 // the dtor is private because only DecRef() can delete us
368 virtual ~wxGridCellEditor();
369
370 // the control we show on screen
371 wxControl* m_control;
372
373 // a temporary pointer to the attribute being edited
374 wxGridCellAttr* m_attr;
375
376 // if we change the colours/font of the control from the default ones, we
377 // must restore the default later and we save them here between calls to
378 // Show(true) and Show(false)
379 wxColour m_colFgOld,
380 m_colBgOld;
381 wxFont m_fontOld;
382
383 // suppress the stupid gcc warning about the class having private dtor and
384 // no friends
385 friend class wxGridCellEditorDummyFriend;
386
387 DECLARE_NO_COPY_CLASS(wxGridCellEditor)
388 };
389
390 #if wxUSE_TEXTCTRL
391
392 // the editor for string/text data
393 class WXDLLIMPEXP_ADV wxGridCellTextEditor : public wxGridCellEditor
394 {
395 public:
396 wxGridCellTextEditor();
397
398 virtual void Create(wxWindow* parent,
399 wxWindowID id,
400 wxEvtHandler* evtHandler);
401 virtual void SetSize(const wxRect& rect);
402
403 virtual void PaintBackground(const wxRect& rectCell, wxGridCellAttr *attr);
404
405 virtual bool IsAcceptedKey(wxKeyEvent& event);
406 virtual void BeginEdit(int row, int col, wxGrid* grid);
407 virtual bool EndEdit(int row, int col, wxGrid* grid);
408
409 virtual void Reset();
410 virtual void StartingKey(wxKeyEvent& event);
411 virtual void HandleReturn(wxKeyEvent& event);
412
413 // parameters string format is "max_width"
414 virtual void SetParameters(const wxString& params);
415
416 virtual wxGridCellEditor *Clone() const
417 { return new wxGridCellTextEditor; }
418
419 // added GetValue so we can get the value which is in the control
420 virtual wxString GetValue() const;
421
422 protected:
423 wxTextCtrl *Text() const { return (wxTextCtrl *)m_control; }
424
425 // parts of our virtual functions reused by the derived classes
426 void DoCreate(wxWindow* parent, wxWindowID id, wxEvtHandler* evtHandler,
427 long style = 0);
428 void DoBeginEdit(const wxString& startValue);
429 void DoReset(const wxString& startValue);
430
431 private:
432 size_t m_maxChars; // max number of chars allowed
433 wxString m_startValue;
434
435 DECLARE_NO_COPY_CLASS(wxGridCellTextEditor)
436 };
437
438 // the editor for numeric (long) data
439 class WXDLLIMPEXP_ADV wxGridCellNumberEditor : public wxGridCellTextEditor
440 {
441 public:
442 // allows to specify the range - if min == max == -1, no range checking is
443 // done
444 wxGridCellNumberEditor(int min = -1, int max = -1);
445
446 virtual void Create(wxWindow* parent,
447 wxWindowID id,
448 wxEvtHandler* evtHandler);
449
450 virtual bool IsAcceptedKey(wxKeyEvent& event);
451 virtual void BeginEdit(int row, int col, wxGrid* grid);
452 virtual bool EndEdit(int row, int col, wxGrid* grid);
453
454 virtual void Reset();
455 virtual void StartingKey(wxKeyEvent& event);
456
457 // parameters string format is "min,max"
458 virtual void SetParameters(const wxString& params);
459
460 virtual wxGridCellEditor *Clone() const
461 { return new wxGridCellNumberEditor(m_min, m_max); }
462
463 // added GetValue so we can get the value which is in the control
464 virtual wxString GetValue() const;
465
466 protected:
467 #if wxUSE_SPINCTRL
468 wxSpinCtrl *Spin() const { return (wxSpinCtrl *)m_control; }
469 #endif
470
471 // if HasRange(), we use wxSpinCtrl - otherwise wxTextCtrl
472 bool HasRange() const
473 {
474 #if wxUSE_SPINCTRL
475 return m_min != m_max;
476 #else
477 return false;
478 #endif
479 }
480
481 // string representation of m_valueOld
482 wxString GetString() const
483 { return wxString::Format(_T("%ld"), m_valueOld); }
484
485 private:
486 int m_min,
487 m_max;
488
489 long m_valueOld;
490
491 DECLARE_NO_COPY_CLASS(wxGridCellNumberEditor)
492 };
493
494 // the editor for floating point numbers (double) data
495 class WXDLLIMPEXP_ADV wxGridCellFloatEditor : public wxGridCellTextEditor
496 {
497 public:
498 wxGridCellFloatEditor(int width = -1, int precision = -1);
499
500 virtual void Create(wxWindow* parent,
501 wxWindowID id,
502 wxEvtHandler* evtHandler);
503
504 virtual bool IsAcceptedKey(wxKeyEvent& event);
505 virtual void BeginEdit(int row, int col, wxGrid* grid);
506 virtual bool EndEdit(int row, int col, wxGrid* grid);
507
508 virtual void Reset();
509 virtual void StartingKey(wxKeyEvent& event);
510
511 virtual wxGridCellEditor *Clone() const
512 { return new wxGridCellFloatEditor(m_width, m_precision); }
513
514 // parameters string format is "width,precision"
515 virtual void SetParameters(const wxString& params);
516
517 protected:
518 // string representation of m_valueOld
519 wxString GetString() const;
520
521 private:
522 int m_width,
523 m_precision;
524 double m_valueOld;
525
526 DECLARE_NO_COPY_CLASS(wxGridCellFloatEditor)
527 };
528
529 #endif // wxUSE_TEXTCTRL
530
531 #if wxUSE_CHECKBOX
532
533 // the editor for boolean data
534 class WXDLLIMPEXP_ADV wxGridCellBoolEditor : public wxGridCellEditor
535 {
536 public:
537 wxGridCellBoolEditor() { }
538
539 virtual void Create(wxWindow* parent,
540 wxWindowID id,
541 wxEvtHandler* evtHandler);
542
543 virtual void SetSize(const wxRect& rect);
544 virtual void Show(bool show, wxGridCellAttr *attr = NULL);
545
546 virtual bool IsAcceptedKey(wxKeyEvent& event);
547 virtual void BeginEdit(int row, int col, wxGrid* grid);
548 virtual bool EndEdit(int row, int col, wxGrid* grid);
549
550 virtual void Reset();
551 virtual void StartingClick();
552 virtual void StartingKey(wxKeyEvent& event);
553
554 virtual wxGridCellEditor *Clone() const
555 { return new wxGridCellBoolEditor; }
556
557 // added GetValue so we can get the value which is in the control, see
558 // also UseStringValues()
559 virtual wxString GetValue() const;
560
561 // set the string values returned by GetValue() for the true and false
562 // states, respectively
563 static void UseStringValues(const wxString& valueTrue = _T("1"),
564 const wxString& valueFalse = wxEmptyString);
565
566 // return true if the given string is equal to the string representation of
567 // true value which we currently use
568 static bool IsTrueValue(const wxString& value);
569
570 protected:
571 wxCheckBox *CBox() const { return (wxCheckBox *)m_control; }
572
573 private:
574 bool m_startValue;
575
576 static wxString ms_stringValues[2];
577
578 DECLARE_NO_COPY_CLASS(wxGridCellBoolEditor)
579 };
580
581 #endif // wxUSE_CHECKBOX
582
583 #if wxUSE_COMBOBOX
584
585 // the editor for string data allowing to choose from the list of strings
586 class WXDLLIMPEXP_ADV wxGridCellChoiceEditor : public wxGridCellEditor
587 {
588 public:
589 // if !allowOthers, user can't type a string not in choices array
590 wxGridCellChoiceEditor(size_t count = 0,
591 const wxString choices[] = NULL,
592 bool allowOthers = false);
593 wxGridCellChoiceEditor(const wxArrayString& choices,
594 bool allowOthers = false);
595
596 virtual void Create(wxWindow* parent,
597 wxWindowID id,
598 wxEvtHandler* evtHandler);
599
600 virtual void PaintBackground(const wxRect& rectCell, wxGridCellAttr *attr);
601
602 virtual void BeginEdit(int row, int col, wxGrid* grid);
603 virtual bool EndEdit(int row, int col, wxGrid* grid);
604
605 virtual void Reset();
606
607 // parameters string format is "item1[,item2[...,itemN]]"
608 virtual void SetParameters(const wxString& params);
609
610 virtual wxGridCellEditor *Clone() const;
611
612 // added GetValue so we can get the value which is in the control
613 virtual wxString GetValue() const;
614
615 protected:
616 wxComboBox *Combo() const { return (wxComboBox *)m_control; }
617
618 // DJC - (MAPTEK) you at least need access to m_choices if you
619 // wish to override this class
620 protected:
621 wxString m_startValue;
622 wxArrayString m_choices;
623 bool m_allowOthers;
624
625 DECLARE_NO_COPY_CLASS(wxGridCellChoiceEditor)
626 };
627
628 #endif // wxUSE_COMBOBOX
629
630 // ----------------------------------------------------------------------------
631 // wxGridCellAttr: this class can be used to alter the cells appearance in
632 // the grid by changing their colour/font/... from default. An object of this
633 // class may be returned by wxGridTable::GetAttr().
634 // ----------------------------------------------------------------------------
635
636 class WXDLLIMPEXP_ADV wxGridCellAttr : public wxClientDataContainer
637 {
638 public:
639 enum wxAttrKind
640 {
641 Any,
642 Default,
643 Cell,
644 Row,
645 Col,
646 Merged
647 };
648
649 // ctors
650 wxGridCellAttr(wxGridCellAttr *attrDefault = NULL)
651 {
652 Init(attrDefault);
653
654 // MB: args used to be 0,0 here but wxALIGN_LEFT is 0
655 SetAlignment(-1, -1);
656 }
657
658 // VZ: considering the number of members wxGridCellAttr has now, this ctor
659 // seems to be pretty useless... may be we should just remove it?
660 wxGridCellAttr(const wxColour& colText,
661 const wxColour& colBack,
662 const wxFont& font,
663 int hAlign,
664 int vAlign)
665 : m_colText(colText), m_colBack(colBack), m_font(font)
666 {
667 Init();
668 SetAlignment(hAlign, vAlign);
669 }
670
671 // creates a new copy of this object
672 wxGridCellAttr *Clone() const;
673 void MergeWith(wxGridCellAttr *mergefrom);
674
675 // this class is ref counted: it is created with ref count of 1, so
676 // calling DecRef() once will delete it. Calling IncRef() allows to lock
677 // it until the matching DecRef() is called
678 void IncRef() { m_nRef++; }
679 void DecRef() { if ( --m_nRef == 0 ) delete this; }
680
681 // setters
682 void SetTextColour(const wxColour& colText) { m_colText = colText; }
683 void SetBackgroundColour(const wxColour& colBack) { m_colBack = colBack; }
684 void SetFont(const wxFont& font) { m_font = font; }
685 void SetAlignment(int hAlign, int vAlign)
686 {
687 m_hAlign = hAlign;
688 m_vAlign = vAlign;
689 }
690 void SetSize(int num_rows, int num_cols);
691 void SetOverflow(bool allow = true)
692 { m_overflow = allow ? Overflow : SingleCell; }
693 void SetReadOnly(bool isReadOnly = true)
694 { m_isReadOnly = isReadOnly ? ReadOnly : ReadWrite; }
695
696 // takes ownership of the pointer
697 void SetRenderer(wxGridCellRenderer *renderer)
698 { wxSafeDecRef(m_renderer); m_renderer = renderer; }
699 void SetEditor(wxGridCellEditor* editor)
700 { wxSafeDecRef(m_editor); m_editor = editor; }
701
702 void SetKind(wxAttrKind kind) { m_attrkind = kind; }
703
704 // accessors
705 bool HasTextColour() const { return m_colText.Ok(); }
706 bool HasBackgroundColour() const { return m_colBack.Ok(); }
707 bool HasFont() const { return m_font.Ok(); }
708 bool HasAlignment() const { return (m_hAlign != -1 || m_vAlign != -1); }
709 bool HasRenderer() const { return m_renderer != NULL; }
710 bool HasEditor() const { return m_editor != NULL; }
711 bool HasReadWriteMode() const { return m_isReadOnly != Unset; }
712 bool HasOverflowMode() const { return m_overflow != UnsetOverflow; }
713 bool HasSize() const { return m_sizeRows != 1 || m_sizeCols != 1; }
714
715 const wxColour& GetTextColour() const;
716 const wxColour& GetBackgroundColour() const;
717 const wxFont& GetFont() const;
718 void GetAlignment(int *hAlign, int *vAlign) const;
719 void GetSize(int *num_rows, int *num_cols) const;
720 bool GetOverflow() const
721 { return m_overflow != SingleCell; }
722 wxGridCellRenderer *GetRenderer(const wxGrid* grid, int row, int col) const;
723 wxGridCellEditor *GetEditor(const wxGrid* grid, int row, int col) const;
724
725 bool IsReadOnly() const { return m_isReadOnly == wxGridCellAttr::ReadOnly; }
726
727 wxAttrKind GetKind() { return m_attrkind; }
728
729 void SetDefAttr(wxGridCellAttr* defAttr) { m_defGridAttr = defAttr; }
730
731 protected:
732 // the dtor is private because only DecRef() can delete us
733 virtual ~wxGridCellAttr()
734 {
735 wxSafeDecRef(m_renderer);
736 wxSafeDecRef(m_editor);
737 }
738
739 private:
740 enum wxAttrReadMode
741 {
742 Unset = -1,
743 ReadWrite,
744 ReadOnly
745 };
746
747 enum wxAttrOverflowMode
748 {
749 UnsetOverflow = -1,
750 Overflow,
751 SingleCell
752 };
753
754 // the common part of all ctors
755 void Init(wxGridCellAttr *attrDefault = NULL);
756
757
758 // the ref count - when it goes to 0, we die
759 size_t m_nRef;
760
761 wxColour m_colText,
762 m_colBack;
763 wxFont m_font;
764 int m_hAlign,
765 m_vAlign;
766 int m_sizeRows,
767 m_sizeCols;
768
769 wxAttrOverflowMode m_overflow;
770
771 wxGridCellRenderer* m_renderer;
772 wxGridCellEditor* m_editor;
773 wxGridCellAttr* m_defGridAttr;
774
775 wxAttrReadMode m_isReadOnly;
776
777 wxAttrKind m_attrkind;
778
779 // use Clone() instead
780 DECLARE_NO_COPY_CLASS(wxGridCellAttr)
781
782 // suppress the stupid gcc warning about the class having private dtor and
783 // no friends
784 friend class wxGridCellAttrDummyFriend;
785 };
786
787 // ----------------------------------------------------------------------------
788 // wxGridCellAttrProvider: class used by wxGridTableBase to retrieve/store the
789 // cell attributes.
790 // ----------------------------------------------------------------------------
791
792 // implementation note: we separate it from wxGridTableBase because we wish to
793 // avoid deriving a new table class if possible, and sometimes it will be
794 // enough to just derive another wxGridCellAttrProvider instead
795 //
796 // the default implementation is reasonably efficient for the generic case,
797 // but you might still wish to implement your own for some specific situations
798 // if you have performance problems with the stock one
799 class WXDLLIMPEXP_ADV wxGridCellAttrProvider : public wxClientDataContainer
800 {
801 public:
802 wxGridCellAttrProvider();
803 virtual ~wxGridCellAttrProvider();
804
805 // DecRef() must be called on the returned pointer
806 virtual wxGridCellAttr *GetAttr(int row, int col,
807 wxGridCellAttr::wxAttrKind kind ) const;
808
809 // all these functions take ownership of the pointer, don't call DecRef()
810 // on it
811 virtual void SetAttr(wxGridCellAttr *attr, int row, int col);
812 virtual void SetRowAttr(wxGridCellAttr *attr, int row);
813 virtual void SetColAttr(wxGridCellAttr *attr, int col);
814
815 // these functions must be called whenever some rows/cols are deleted
816 // because the internal data must be updated then
817 void UpdateAttrRows( size_t pos, int numRows );
818 void UpdateAttrCols( size_t pos, int numCols );
819
820 private:
821 void InitData();
822
823 wxGridCellAttrProviderData *m_data;
824
825 DECLARE_NO_COPY_CLASS(wxGridCellAttrProvider)
826 };
827
828 //////////////////////////////////////////////////////////////////////
829 //
830 // Grid table classes
831 //
832 //////////////////////////////////////////////////////////////////////
833
834
835 class WXDLLIMPEXP_ADV wxGridTableBase : public wxObject, public wxClientDataContainer
836 {
837 public:
838 wxGridTableBase();
839 virtual ~wxGridTableBase();
840
841 // You must override these functions in a derived table class
842 //
843 virtual int GetNumberRows() = 0;
844 virtual int GetNumberCols() = 0;
845 virtual bool IsEmptyCell( int row, int col ) = 0;
846 virtual wxString GetValue( int row, int col ) = 0;
847 virtual void SetValue( int row, int col, const wxString& value ) = 0;
848
849 // Data type determination and value access
850 virtual wxString GetTypeName( int row, int col );
851 virtual bool CanGetValueAs( int row, int col, const wxString& typeName );
852 virtual bool CanSetValueAs( int row, int col, const wxString& typeName );
853
854 virtual long GetValueAsLong( int row, int col );
855 virtual double GetValueAsDouble( int row, int col );
856 virtual bool GetValueAsBool( int row, int col );
857
858 virtual void SetValueAsLong( int row, int col, long value );
859 virtual void SetValueAsDouble( int row, int col, double value );
860 virtual void SetValueAsBool( int row, int col, bool value );
861
862 // For user defined types
863 virtual void* GetValueAsCustom( int row, int col, const wxString& typeName );
864 virtual void SetValueAsCustom( int row, int col, const wxString& typeName, void* value );
865
866
867 // Overriding these is optional
868 //
869 virtual void SetView( wxGrid *grid ) { m_view = grid; }
870 virtual wxGrid * GetView() const { return m_view; }
871
872 virtual void Clear() {}
873 virtual bool InsertRows( size_t pos = 0, size_t numRows = 1 );
874 virtual bool AppendRows( size_t numRows = 1 );
875 virtual bool DeleteRows( size_t pos = 0, size_t numRows = 1 );
876 virtual bool InsertCols( size_t pos = 0, size_t numCols = 1 );
877 virtual bool AppendCols( size_t numCols = 1 );
878 virtual bool DeleteCols( size_t pos = 0, size_t numCols = 1 );
879
880 virtual wxString GetRowLabelValue( int row );
881 virtual wxString GetColLabelValue( int col );
882 virtual void SetRowLabelValue( int WXUNUSED(row), const wxString& ) {}
883 virtual void SetColLabelValue( int WXUNUSED(col), const wxString& ) {}
884
885 // Attribute handling
886 //
887
888 // give us the attr provider to use - we take ownership of the pointer
889 void SetAttrProvider(wxGridCellAttrProvider *attrProvider);
890
891 // get the currently used attr provider (may be NULL)
892 wxGridCellAttrProvider *GetAttrProvider() const { return m_attrProvider; }
893
894 // Does this table allow attributes? Default implementation creates
895 // a wxGridCellAttrProvider if necessary.
896 virtual bool CanHaveAttributes();
897
898 // by default forwarded to wxGridCellAttrProvider if any. May be
899 // overridden to handle attributes directly in the table.
900 virtual wxGridCellAttr *GetAttr( int row, int col,
901 wxGridCellAttr::wxAttrKind kind );
902
903
904 // these functions take ownership of the pointer
905 virtual void SetAttr(wxGridCellAttr* attr, int row, int col);
906 virtual void SetRowAttr(wxGridCellAttr *attr, int row);
907 virtual void SetColAttr(wxGridCellAttr *attr, int col);
908
909 private:
910 wxGrid * m_view;
911 wxGridCellAttrProvider *m_attrProvider;
912
913 DECLARE_ABSTRACT_CLASS(wxGridTableBase)
914 DECLARE_NO_COPY_CLASS(wxGridTableBase)
915 };
916
917
918 // ----------------------------------------------------------------------------
919 // wxGridTableMessage
920 // ----------------------------------------------------------------------------
921
922 // IDs for messages sent from grid table to view
923 //
924 enum wxGridTableRequest
925 {
926 wxGRIDTABLE_REQUEST_VIEW_GET_VALUES = 2000,
927 wxGRIDTABLE_REQUEST_VIEW_SEND_VALUES,
928 wxGRIDTABLE_NOTIFY_ROWS_INSERTED,
929 wxGRIDTABLE_NOTIFY_ROWS_APPENDED,
930 wxGRIDTABLE_NOTIFY_ROWS_DELETED,
931 wxGRIDTABLE_NOTIFY_COLS_INSERTED,
932 wxGRIDTABLE_NOTIFY_COLS_APPENDED,
933 wxGRIDTABLE_NOTIFY_COLS_DELETED
934 };
935
936 class WXDLLIMPEXP_ADV wxGridTableMessage
937 {
938 public:
939 wxGridTableMessage();
940 wxGridTableMessage( wxGridTableBase *table, int id,
941 int comInt1 = -1,
942 int comInt2 = -1 );
943
944 void SetTableObject( wxGridTableBase *table ) { m_table = table; }
945 wxGridTableBase * GetTableObject() const { return m_table; }
946 void SetId( int id ) { m_id = id; }
947 int GetId() { return m_id; }
948 void SetCommandInt( int comInt1 ) { m_comInt1 = comInt1; }
949 int GetCommandInt() { return m_comInt1; }
950 void SetCommandInt2( int comInt2 ) { m_comInt2 = comInt2; }
951 int GetCommandInt2() { return m_comInt2; }
952
953 private:
954 wxGridTableBase *m_table;
955 int m_id;
956 int m_comInt1;
957 int m_comInt2;
958
959 DECLARE_NO_COPY_CLASS(wxGridTableMessage)
960 };
961
962
963
964 // ------ wxGridStringArray
965 // A 2-dimensional array of strings for data values
966 //
967
968 WX_DECLARE_OBJARRAY_WITH_DECL(wxArrayString, wxGridStringArray,
969 class WXDLLIMPEXP_ADV);
970
971
972
973 // ------ wxGridStringTable
974 //
975 // Simplest type of data table for a grid for small tables of strings
976 // that are stored in memory
977 //
978
979 class WXDLLIMPEXP_ADV wxGridStringTable : public wxGridTableBase
980 {
981 public:
982 wxGridStringTable();
983 wxGridStringTable( int numRows, int numCols );
984 virtual ~wxGridStringTable();
985
986 // these are pure virtual in wxGridTableBase
987 //
988 int GetNumberRows();
989 int GetNumberCols();
990 wxString GetValue( int row, int col );
991 void SetValue( int row, int col, const wxString& s );
992 bool IsEmptyCell( int row, int col );
993
994 // overridden functions from wxGridTableBase
995 //
996 void Clear();
997 bool InsertRows( size_t pos = 0, size_t numRows = 1 );
998 bool AppendRows( size_t numRows = 1 );
999 bool DeleteRows( size_t pos = 0, size_t numRows = 1 );
1000 bool InsertCols( size_t pos = 0, size_t numCols = 1 );
1001 bool AppendCols( size_t numCols = 1 );
1002 bool DeleteCols( size_t pos = 0, size_t numCols = 1 );
1003
1004 void SetRowLabelValue( int row, const wxString& );
1005 void SetColLabelValue( int col, const wxString& );
1006 wxString GetRowLabelValue( int row );
1007 wxString GetColLabelValue( int col );
1008
1009 private:
1010 wxGridStringArray m_data;
1011
1012 // These only get used if you set your own labels, otherwise the
1013 // GetRow/ColLabelValue functions return wxGridTableBase defaults
1014 //
1015 wxArrayString m_rowLabels;
1016 wxArrayString m_colLabels;
1017
1018 DECLARE_DYNAMIC_CLASS_NO_COPY( wxGridStringTable )
1019 };
1020
1021
1022
1023 // ============================================================================
1024 // Grid view classes
1025 // ============================================================================
1026
1027 // ----------------------------------------------------------------------------
1028 // wxGridCellCoords: location of a cell in the grid
1029 // ----------------------------------------------------------------------------
1030
1031 class WXDLLIMPEXP_ADV wxGridCellCoords
1032 {
1033 public:
1034 wxGridCellCoords() { m_row = m_col = -1; }
1035 wxGridCellCoords( int r, int c ) { m_row = r; m_col = c; }
1036
1037 // default copy ctor is ok
1038
1039 int GetRow() const { return m_row; }
1040 void SetRow( int n ) { m_row = n; }
1041 int GetCol() const { return m_col; }
1042 void SetCol( int n ) { m_col = n; }
1043 void Set( int row, int col ) { m_row = row; m_col = col; }
1044
1045 wxGridCellCoords& operator=( const wxGridCellCoords& other )
1046 {
1047 if ( &other != this )
1048 {
1049 m_row=other.m_row;
1050 m_col=other.m_col;
1051 }
1052 return *this;
1053 }
1054
1055 bool operator==( const wxGridCellCoords& other ) const
1056 {
1057 return (m_row == other.m_row && m_col == other.m_col);
1058 }
1059
1060 bool operator!=( const wxGridCellCoords& other ) const
1061 {
1062 return (m_row != other.m_row || m_col != other.m_col);
1063 }
1064
1065 bool operator!() const
1066 {
1067 return (m_row == -1 && m_col == -1 );
1068 }
1069
1070 private:
1071 int m_row;
1072 int m_col;
1073 };
1074
1075
1076 // For comparisons...
1077 //
1078 extern WXDLLIMPEXP_ADV wxGridCellCoords wxGridNoCellCoords;
1079 extern WXDLLIMPEXP_ADV wxRect wxGridNoCellRect;
1080
1081 // An array of cell coords...
1082 //
1083 WX_DECLARE_OBJARRAY_WITH_DECL(wxGridCellCoords, wxGridCellCoordsArray,
1084 class WXDLLIMPEXP_ADV);
1085
1086 // ----------------------------------------------------------------------------
1087 // wxGrid
1088 // ----------------------------------------------------------------------------
1089
1090 class WXDLLIMPEXP_ADV wxGrid : public wxScrolledWindow
1091 {
1092 public:
1093 wxGrid();
1094
1095 wxGrid( wxWindow *parent,
1096 wxWindowID id,
1097 const wxPoint& pos = wxDefaultPosition,
1098 const wxSize& size = wxDefaultSize,
1099 long style = wxWANTS_CHARS,
1100 const wxString& name = wxGridNameStr );
1101
1102 bool Create( wxWindow *parent,
1103 wxWindowID id,
1104 const wxPoint& pos = wxDefaultPosition,
1105 const wxSize& size = wxDefaultSize,
1106 long style = wxWANTS_CHARS,
1107 const wxString& name = wxGridNameStr );
1108
1109 virtual ~wxGrid();
1110
1111 enum wxGridSelectionModes {wxGridSelectCells,
1112 wxGridSelectRows,
1113 wxGridSelectColumns};
1114
1115 bool CreateGrid( int numRows, int numCols,
1116 wxGrid::wxGridSelectionModes selmode =
1117 wxGrid::wxGridSelectCells );
1118
1119 void SetSelectionMode(wxGrid::wxGridSelectionModes selmode);
1120 wxGrid::wxGridSelectionModes GetSelectionMode() const;
1121
1122 // ------ grid dimensions
1123 //
1124 int GetNumberRows() const { return m_numRows; }
1125 int GetNumberCols() const { return m_numCols; }
1126
1127
1128 // ------ display update functions
1129 //
1130 wxArrayInt CalcRowLabelsExposed( const wxRegion& reg ) const;
1131
1132 wxArrayInt CalcColLabelsExposed( const wxRegion& reg ) const;
1133 wxGridCellCoordsArray CalcCellsExposed( const wxRegion& reg ) const;
1134
1135
1136 // ------ event handlers
1137 //
1138 void ProcessRowLabelMouseEvent( wxMouseEvent& event );
1139 void ProcessColLabelMouseEvent( wxMouseEvent& event );
1140 void ProcessCornerLabelMouseEvent( wxMouseEvent& event );
1141 void ProcessGridCellMouseEvent( wxMouseEvent& event );
1142 bool ProcessTableMessage( wxGridTableMessage& );
1143
1144 void DoEndDragResizeRow();
1145 void DoEndDragResizeCol();
1146 void DoEndDragMoveCol();
1147
1148 wxGridTableBase * GetTable() const { return m_table; }
1149 bool SetTable( wxGridTableBase *table, bool takeOwnership = false,
1150 wxGrid::wxGridSelectionModes selmode =
1151 wxGrid::wxGridSelectCells );
1152
1153 void ClearGrid();
1154 bool InsertRows( int pos = 0, int numRows = 1, bool updateLabels = true );
1155 bool AppendRows( int numRows = 1, bool updateLabels = true );
1156 bool DeleteRows( int pos = 0, int numRows = 1, bool updateLabels = true );
1157 bool InsertCols( int pos = 0, int numCols = 1, bool updateLabels = true );
1158 bool AppendCols( int numCols = 1, bool updateLabels = true );
1159 bool DeleteCols( int pos = 0, int numCols = 1, bool updateLabels = true );
1160
1161 void DrawGridCellArea( wxDC& dc , const wxGridCellCoordsArray& cells );
1162 void DrawGridSpace( wxDC& dc );
1163 void DrawCellBorder( wxDC& dc, const wxGridCellCoords& );
1164 void DrawAllGridLines( wxDC& dc, const wxRegion & reg );
1165 void DrawCell( wxDC& dc, const wxGridCellCoords& );
1166 void DrawHighlight(wxDC& dc, const wxGridCellCoordsArray& cells);
1167
1168 // this function is called when the current cell highlight must be redrawn
1169 // and may be overridden by the user
1170 virtual void DrawCellHighlight( wxDC& dc, const wxGridCellAttr *attr );
1171
1172 virtual void DrawRowLabels( wxDC& dc, const wxArrayInt& rows );
1173 virtual void DrawRowLabel( wxDC& dc, int row );
1174
1175 virtual void DrawColLabels( wxDC& dc, const wxArrayInt& cols );
1176 virtual void DrawColLabel( wxDC& dc, int col );
1177
1178
1179 // ------ Cell text drawing functions
1180 //
1181 void DrawTextRectangle( wxDC& dc, const wxString&, const wxRect&,
1182 int horizontalAlignment = wxALIGN_LEFT,
1183 int verticalAlignment = wxALIGN_TOP,
1184 int textOrientation = wxHORIZONTAL );
1185
1186 void DrawTextRectangle( wxDC& dc, const wxArrayString& lines, const wxRect&,
1187 int horizontalAlignment = wxALIGN_LEFT,
1188 int verticalAlignment = wxALIGN_TOP,
1189 int textOrientation = wxHORIZONTAL );
1190
1191
1192 // Split a string containing newline characters into an array of
1193 // strings and return the number of lines
1194 //
1195 void StringToLines( const wxString& value, wxArrayString& lines ) const;
1196
1197 void GetTextBoxSize( const wxDC& dc,
1198 const wxArrayString& lines,
1199 long *width, long *height ) const;
1200
1201
1202 // ------
1203 // Code that does a lot of grid modification can be enclosed
1204 // between BeginBatch() and EndBatch() calls to avoid screen
1205 // flicker
1206 //
1207 void BeginBatch() { m_batchCount++; }
1208 void EndBatch();
1209
1210 int GetBatchCount() { return m_batchCount; }
1211
1212 virtual void Refresh(bool eraseb = true,
1213 const wxRect* rect = (const wxRect *) NULL);
1214
1215 // Use this, rather than wxWindow::Refresh(), to force an
1216 // immediate repainting of the grid. Has no effect if you are
1217 // already inside a BeginBatch / EndBatch block.
1218 //
1219 // This function is necessary because wxGrid has a minimal OnPaint()
1220 // handler to reduce screen flicker.
1221 //
1222 void ForceRefresh();
1223
1224
1225 // ------ edit control functions
1226 //
1227 bool IsEditable() const { return m_editable; }
1228 void EnableEditing( bool edit );
1229
1230 void EnableCellEditControl( bool enable = true );
1231 void DisableCellEditControl() { EnableCellEditControl(false); }
1232 bool CanEnableCellControl() const;
1233 bool IsCellEditControlEnabled() const;
1234 bool IsCellEditControlShown() const;
1235
1236 bool IsCurrentCellReadOnly() const;
1237
1238 void ShowCellEditControl();
1239 void HideCellEditControl();
1240 void SaveEditControlValue();
1241
1242
1243 // ------ grid location functions
1244 // Note that all of these functions work with the logical coordinates of
1245 // grid cells and labels so you will need to convert from device
1246 // coordinates for mouse events etc.
1247 //
1248 void XYToCell( int x, int y, wxGridCellCoords& ) const;
1249 int YToRow( int y ) const;
1250 int XToCol( int x, bool clipToMinMax = false ) const;
1251
1252 int YToEdgeOfRow( int y ) const;
1253 int XToEdgeOfCol( int x ) const;
1254
1255 wxRect CellToRect( int row, int col ) const;
1256 wxRect CellToRect( const wxGridCellCoords& coords ) const
1257 { return CellToRect( coords.GetRow(), coords.GetCol() ); }
1258
1259 int GetGridCursorRow() const { return m_currentCellCoords.GetRow(); }
1260 int GetGridCursorCol() const { return m_currentCellCoords.GetCol(); }
1261
1262 // check to see if a cell is either wholly visible (the default arg) or
1263 // at least partially visible in the grid window
1264 //
1265 bool IsVisible( int row, int col, bool wholeCellVisible = true ) const;
1266 bool IsVisible( const wxGridCellCoords& coords, bool wholeCellVisible = true ) const
1267 { return IsVisible( coords.GetRow(), coords.GetCol(), wholeCellVisible ); }
1268 void MakeCellVisible( int row, int col );
1269 void MakeCellVisible( const wxGridCellCoords& coords )
1270 { MakeCellVisible( coords.GetRow(), coords.GetCol() ); }
1271
1272
1273 // ------ grid cursor movement functions
1274 //
1275 void SetGridCursor( int row, int col )
1276 { SetCurrentCell( wxGridCellCoords(row, col) ); }
1277
1278 bool MoveCursorUp( bool expandSelection );
1279 bool MoveCursorDown( bool expandSelection );
1280 bool MoveCursorLeft( bool expandSelection );
1281 bool MoveCursorRight( bool expandSelection );
1282 bool MovePageDown();
1283 bool MovePageUp();
1284 bool MoveCursorUpBlock( bool expandSelection );
1285 bool MoveCursorDownBlock( bool expandSelection );
1286 bool MoveCursorLeftBlock( bool expandSelection );
1287 bool MoveCursorRightBlock( bool expandSelection );
1288
1289
1290 // ------ label and gridline formatting
1291 //
1292 int GetDefaultRowLabelSize() const { return WXGRID_DEFAULT_ROW_LABEL_WIDTH; }
1293 int GetRowLabelSize() const { return m_rowLabelWidth; }
1294 int GetDefaultColLabelSize() const { return WXGRID_DEFAULT_COL_LABEL_HEIGHT; }
1295 int GetColLabelSize() const { return m_colLabelHeight; }
1296 wxColour GetLabelBackgroundColour() const { return m_labelBackgroundColour; }
1297 wxColour GetLabelTextColour() const { return m_labelTextColour; }
1298 wxFont GetLabelFont() const { return m_labelFont; }
1299 void GetRowLabelAlignment( int *horiz, int *vert ) const;
1300 void GetColLabelAlignment( int *horiz, int *vert ) const;
1301 int GetColLabelTextOrientation() const;
1302 wxString GetRowLabelValue( int row ) const;
1303 wxString GetColLabelValue( int col ) const;
1304 wxColour GetGridLineColour() const { return m_gridLineColour; }
1305
1306 // these methods may be overridden to customize individual grid lines
1307 // appearance
1308 virtual wxPen GetDefaultGridLinePen();
1309 virtual wxPen GetRowGridLinePen(int row);
1310 virtual wxPen GetColGridLinePen(int col);
1311 wxColour GetCellHighlightColour() const { return m_cellHighlightColour; }
1312 int GetCellHighlightPenWidth() const { return m_cellHighlightPenWidth; }
1313 int GetCellHighlightROPenWidth() const { return m_cellHighlightROPenWidth; }
1314
1315 void SetUseNativeColLabels( bool native = true );
1316 void SetRowLabelSize( int width );
1317 void SetColLabelSize( int height );
1318 void HideRowLabels() { SetRowLabelSize( 0 ); }
1319 void HideColLabels() { SetColLabelSize( 0 ); }
1320 void SetLabelBackgroundColour( const wxColour& );
1321 void SetLabelTextColour( const wxColour& );
1322 void SetLabelFont( const wxFont& );
1323 void SetRowLabelAlignment( int horiz, int vert );
1324 void SetColLabelAlignment( int horiz, int vert );
1325 void SetColLabelTextOrientation( int textOrientation );
1326 void SetRowLabelValue( int row, const wxString& );
1327 void SetColLabelValue( int col, const wxString& );
1328 void SetGridLineColour( const wxColour& );
1329 void SetCellHighlightColour( const wxColour& );
1330 void SetCellHighlightPenWidth(int width);
1331 void SetCellHighlightROPenWidth(int width);
1332
1333 void EnableDragRowSize( bool enable = true );
1334 void DisableDragRowSize() { EnableDragRowSize( false ); }
1335 bool CanDragRowSize() const { return m_canDragRowSize; }
1336 void EnableDragColSize( bool enable = true );
1337 void DisableDragColSize() { EnableDragColSize( false ); }
1338 bool CanDragColSize() const { return m_canDragColSize; }
1339 void EnableDragColMove( bool enable = true );
1340 void DisableDragColMove() { EnableDragColMove( false ); }
1341 bool CanDragColMove() const { return m_canDragColMove; }
1342 void EnableDragGridSize(bool enable = true);
1343 void DisableDragGridSize() { EnableDragGridSize(false); }
1344 bool CanDragGridSize() const { return m_canDragGridSize; }
1345
1346 void EnableDragCell( bool enable = true );
1347 void DisableDragCell() { EnableDragCell( false ); }
1348 bool CanDragCell() const { return m_canDragCell; }
1349
1350 // this sets the specified attribute for this cell or in this row/col
1351 void SetAttr(int row, int col, wxGridCellAttr *attr);
1352 void SetRowAttr(int row, wxGridCellAttr *attr);
1353 void SetColAttr(int col, wxGridCellAttr *attr);
1354
1355 // returns the attribute we may modify in place: a new one if this cell
1356 // doesn't have any yet or the existing one if it does
1357 //
1358 // DecRef() must be called on the returned pointer, as usual
1359 wxGridCellAttr *GetOrCreateCellAttr(int row, int col) const;
1360
1361
1362 // shortcuts for setting the column parameters
1363
1364 // set the format for the data in the column: default is string
1365 void SetColFormatBool(int col);
1366 void SetColFormatNumber(int col);
1367 void SetColFormatFloat(int col, int width = -1, int precision = -1);
1368 void SetColFormatCustom(int col, const wxString& typeName);
1369
1370 void EnableGridLines( bool enable = true );
1371 bool GridLinesEnabled() const { return m_gridLinesEnabled; }
1372
1373 // ------ row and col formatting
1374 //
1375 int GetDefaultRowSize() const;
1376 int GetRowSize( int row ) const;
1377 int GetDefaultColSize() const;
1378 int GetColSize( int col ) const;
1379 wxColour GetDefaultCellBackgroundColour() const;
1380 wxColour GetCellBackgroundColour( int row, int col ) const;
1381 wxColour GetDefaultCellTextColour() const;
1382 wxColour GetCellTextColour( int row, int col ) const;
1383 wxFont GetDefaultCellFont() const;
1384 wxFont GetCellFont( int row, int col ) const;
1385 void GetDefaultCellAlignment( int *horiz, int *vert ) const;
1386 void GetCellAlignment( int row, int col, int *horiz, int *vert ) const;
1387 bool GetDefaultCellOverflow() const;
1388 bool GetCellOverflow( int row, int col ) const;
1389 void GetCellSize( int row, int col, int *num_rows, int *num_cols ) const;
1390
1391 void SetDefaultRowSize( int height, bool resizeExistingRows = false );
1392 void SetRowSize( int row, int height );
1393 void SetDefaultColSize( int width, bool resizeExistingCols = false );
1394
1395 void SetColSize( int col, int width );
1396
1397 //Column positions
1398 int GetColAt( int colPos ) const
1399 {
1400 if ( m_colAt.IsEmpty() )
1401 return colPos;
1402 else
1403 return m_colAt[colPos];
1404 }
1405
1406 void SetColPos( int colID, int newPos );
1407
1408 int GetColPos( int colID ) const
1409 {
1410 if ( m_colAt.IsEmpty() )
1411 return colID;
1412 else
1413 {
1414 for ( int i = 0; i < m_numCols; i++ )
1415 {
1416 if ( m_colAt[i] == colID )
1417 return i;
1418 }
1419 }
1420
1421 return -1;
1422 }
1423
1424 // automatically size the column or row to fit to its contents, if
1425 // setAsMin is true, this optimal width will also be set as minimal width
1426 // for this column
1427 void AutoSizeColumn( int col, bool setAsMin = true )
1428 { AutoSizeColOrRow(col, setAsMin, wxGRID_COLUMN); }
1429 void AutoSizeRow( int row, bool setAsMin = true )
1430 { AutoSizeColOrRow(row, setAsMin, wxGRID_ROW); }
1431
1432 // auto size all columns (very ineffective for big grids!)
1433 void AutoSizeColumns( bool setAsMin = true )
1434 { (void)SetOrCalcColumnSizes(false, setAsMin); }
1435
1436 void AutoSizeRows( bool setAsMin = true )
1437 { (void)SetOrCalcRowSizes(false, setAsMin); }
1438
1439 // auto size the grid, that is make the columns/rows of the "right" size
1440 // and also set the grid size to just fit its contents
1441 void AutoSize();
1442
1443 // Note for both AutoSizeRowLabelSize and AutoSizeColLabelSize:
1444 // If col equals to wxGRID_AUTOSIZE value then function autosizes labels column
1445 // instead of data column. Note that this operation may be slow for large
1446 // tables.
1447 // autosize row height depending on label text
1448 void AutoSizeRowLabelSize( int row );
1449
1450 // autosize column width depending on label text
1451 void AutoSizeColLabelSize( int col );
1452
1453 // column won't be resized to be lesser width - this must be called during
1454 // the grid creation because it won't resize the column if it's already
1455 // narrower than the minimal width
1456 void SetColMinimalWidth( int col, int width );
1457 void SetRowMinimalHeight( int row, int width );
1458
1459 /* These members can be used to query and modify the minimal
1460 * acceptable size of grid rows and columns. Call this function in
1461 * your code which creates the grid if you want to display cells
1462 * with a size smaller than the default acceptable minimum size.
1463 * Like the members SetColMinimalWidth and SetRowMinimalWidth,
1464 * the existing rows or columns will not be checked/resized.
1465 */
1466 void SetColMinimalAcceptableWidth( int width );
1467 void SetRowMinimalAcceptableHeight( int width );
1468 int GetColMinimalAcceptableWidth() const;
1469 int GetRowMinimalAcceptableHeight() const;
1470
1471 void SetDefaultCellBackgroundColour( const wxColour& );
1472 void SetCellBackgroundColour( int row, int col, const wxColour& );
1473 void SetDefaultCellTextColour( const wxColour& );
1474
1475 void SetCellTextColour( int row, int col, const wxColour& );
1476 void SetDefaultCellFont( const wxFont& );
1477 void SetCellFont( int row, int col, const wxFont& );
1478 void SetDefaultCellAlignment( int horiz, int vert );
1479 void SetCellAlignment( int row, int col, int horiz, int vert );
1480 void SetDefaultCellOverflow( bool allow );
1481 void SetCellOverflow( int row, int col, bool allow );
1482 void SetCellSize( int row, int col, int num_rows, int num_cols );
1483
1484 // takes ownership of the pointer
1485 void SetDefaultRenderer(wxGridCellRenderer *renderer);
1486 void SetCellRenderer(int row, int col, wxGridCellRenderer *renderer);
1487 wxGridCellRenderer *GetDefaultRenderer() const;
1488 wxGridCellRenderer* GetCellRenderer(int row, int col) const;
1489
1490 // takes ownership of the pointer
1491 void SetDefaultEditor(wxGridCellEditor *editor);
1492 void SetCellEditor(int row, int col, wxGridCellEditor *editor);
1493 wxGridCellEditor *GetDefaultEditor() const;
1494 wxGridCellEditor* GetCellEditor(int row, int col) const;
1495
1496
1497
1498 // ------ cell value accessors
1499 //
1500 wxString GetCellValue( int row, int col ) const
1501 {
1502 if ( m_table )
1503 {
1504 return m_table->GetValue( row, col );
1505 }
1506 else
1507 {
1508 return wxEmptyString;
1509 }
1510 }
1511
1512 wxString GetCellValue( const wxGridCellCoords& coords ) const
1513 { return GetCellValue( coords.GetRow(), coords.GetCol() ); }
1514
1515 void SetCellValue( int row, int col, const wxString& s );
1516 void SetCellValue( const wxGridCellCoords& coords, const wxString& s )
1517 { SetCellValue( coords.GetRow(), coords.GetCol(), s ); }
1518
1519 // returns true if the cell can't be edited
1520 bool IsReadOnly(int row, int col) const;
1521
1522 // make the cell editable/readonly
1523 void SetReadOnly(int row, int col, bool isReadOnly = true);
1524
1525 // ------ select blocks of cells
1526 //
1527 void SelectRow( int row, bool addToSelected = false );
1528 void SelectCol( int col, bool addToSelected = false );
1529
1530 void SelectBlock( int topRow, int leftCol, int bottomRow, int rightCol,
1531 bool addToSelected = false );
1532
1533 void SelectBlock( const wxGridCellCoords& topLeft,
1534 const wxGridCellCoords& bottomRight,
1535 bool addToSelected = false )
1536 { SelectBlock( topLeft.GetRow(), topLeft.GetCol(),
1537 bottomRight.GetRow(), bottomRight.GetCol(),
1538 addToSelected ); }
1539
1540 void SelectAll();
1541
1542 bool IsSelection() const;
1543
1544 // ------ deselect blocks or cells
1545 //
1546 void DeselectRow( int row );
1547 void DeselectCol( int col );
1548 void DeselectCell( int row, int col );
1549
1550 void ClearSelection();
1551
1552 bool IsInSelection( int row, int col ) const;
1553
1554 bool IsInSelection( const wxGridCellCoords& coords ) const
1555 { return IsInSelection( coords.GetRow(), coords.GetCol() ); }
1556
1557 wxGridCellCoordsArray GetSelectedCells() const;
1558 wxGridCellCoordsArray GetSelectionBlockTopLeft() const;
1559 wxGridCellCoordsArray GetSelectionBlockBottomRight() const;
1560 wxArrayInt GetSelectedRows() const;
1561 wxArrayInt GetSelectedCols() const;
1562
1563 // This function returns the rectangle that encloses the block of cells
1564 // limited by TopLeft and BottomRight cell in device coords and clipped
1565 // to the client size of the grid window.
1566 //
1567 wxRect BlockToDeviceRect( const wxGridCellCoords & topLeft,
1568 const wxGridCellCoords & bottomRight ) const;
1569
1570 // Access or update the selection fore/back colours
1571 wxColour GetSelectionBackground() const
1572 { return m_selectionBackground; }
1573 wxColour GetSelectionForeground() const
1574 { return m_selectionForeground; }
1575
1576 void SetSelectionBackground(const wxColour& c) { m_selectionBackground = c; }
1577 void SetSelectionForeground(const wxColour& c) { m_selectionForeground = c; }
1578
1579
1580 // Methods for a registry for mapping data types to Renderers/Editors
1581 void RegisterDataType(const wxString& typeName,
1582 wxGridCellRenderer* renderer,
1583 wxGridCellEditor* editor);
1584 // DJC MAPTEK
1585 virtual wxGridCellEditor* GetDefaultEditorForCell(int row, int col) const;
1586 wxGridCellEditor* GetDefaultEditorForCell(const wxGridCellCoords& c) const
1587 { return GetDefaultEditorForCell(c.GetRow(), c.GetCol()); }
1588 virtual wxGridCellRenderer* GetDefaultRendererForCell(int row, int col) const;
1589 virtual wxGridCellEditor* GetDefaultEditorForType(const wxString& typeName) const;
1590 virtual wxGridCellRenderer* GetDefaultRendererForType(const wxString& typeName) const;
1591
1592 // grid may occupy more space than needed for its rows/columns, this
1593 // function allows to set how big this extra space is
1594 void SetMargins(int extraWidth, int extraHeight)
1595 {
1596 m_extraWidth = extraWidth;
1597 m_extraHeight = extraHeight;
1598
1599 CalcDimensions();
1600 }
1601
1602 // Accessors for component windows
1603 wxWindow* GetGridWindow() const { return (wxWindow*)m_gridWin; }
1604 wxWindow* GetGridRowLabelWindow() const { return (wxWindow*)m_rowLabelWin; }
1605 wxWindow* GetGridColLabelWindow() const { return (wxWindow*)m_colLabelWin; }
1606 wxWindow* GetGridCornerLabelWindow() const { return (wxWindow*)m_cornerLabelWin; }
1607
1608 // Allow adjustment of scroll increment. The default is (15, 15).
1609 void SetScrollLineX(int x) { m_scrollLineX = x; }
1610 void SetScrollLineY(int y) { m_scrollLineY = y; }
1611 int GetScrollLineX() const { return m_scrollLineX; }
1612 int GetScrollLineY() const { return m_scrollLineY; }
1613
1614 // Implementation
1615 int GetScrollX(int x) const
1616 {
1617 return (x + GetScrollLineX() - 1) / GetScrollLineX();
1618 }
1619
1620 int GetScrollY(int y) const
1621 {
1622 return (y + GetScrollLineY() - 1) / GetScrollLineY();
1623 }
1624
1625
1626 // override some base class functions
1627 virtual bool Enable(bool enable = true);
1628 virtual wxWindow *GetMainWindowOfCompositeControl()
1629 { return (wxWindow*)m_gridWin; }
1630
1631 // ------- drag and drop
1632 #if wxUSE_DRAG_AND_DROP
1633 virtual void SetDropTarget(wxDropTarget *dropTarget);
1634 #endif // wxUSE_DRAG_AND_DROP
1635
1636 // ------ For compatibility with previous wxGrid only...
1637 //
1638 // ************************************************
1639 // ** Don't use these in new code because they **
1640 // ** are liable to disappear in a future **
1641 // ** revision **
1642 // ************************************************
1643 //
1644
1645 wxGrid( wxWindow *parent,
1646 int x, int y, int w = wxDefaultCoord, int h = wxDefaultCoord,
1647 long style = wxWANTS_CHARS,
1648 const wxString& name = wxPanelNameStr )
1649 : wxScrolledWindow( parent, wxID_ANY, wxPoint(x,y), wxSize(w,h),
1650 (style|wxWANTS_CHARS), name )
1651 {
1652 InitVars();
1653 Create();
1654 }
1655
1656 void SetCellValue( const wxString& val, int row, int col )
1657 { SetCellValue( row, col, val ); }
1658
1659 void UpdateDimensions()
1660 { CalcDimensions(); }
1661
1662 int GetRows() const { return GetNumberRows(); }
1663 int GetCols() const { return GetNumberCols(); }
1664 int GetCursorRow() const { return GetGridCursorRow(); }
1665 int GetCursorColumn() const { return GetGridCursorCol(); }
1666
1667 int GetScrollPosX() const { return 0; }
1668 int GetScrollPosY() const { return 0; }
1669
1670 void SetScrollX( int WXUNUSED(x) ) { }
1671 void SetScrollY( int WXUNUSED(y) ) { }
1672
1673 void SetColumnWidth( int col, int width )
1674 { SetColSize( col, width ); }
1675
1676 int GetColumnWidth( int col ) const
1677 { return GetColSize( col ); }
1678
1679 void SetRowHeight( int row, int height )
1680 { SetRowSize( row, height ); }
1681
1682 // GetRowHeight() is below
1683
1684 int GetViewHeight() const // returned num whole rows visible
1685 { return 0; }
1686
1687 int GetViewWidth() const // returned num whole cols visible
1688 { return 0; }
1689
1690 void SetLabelSize( int orientation, int sz )
1691 {
1692 if ( orientation == wxHORIZONTAL )
1693 SetColLabelSize( sz );
1694 else
1695 SetRowLabelSize( sz );
1696 }
1697
1698 int GetLabelSize( int orientation ) const
1699 {
1700 if ( orientation == wxHORIZONTAL )
1701 return GetColLabelSize();
1702 else
1703 return GetRowLabelSize();
1704 }
1705
1706 void SetLabelAlignment( int orientation, int align )
1707 {
1708 if ( orientation == wxHORIZONTAL )
1709 SetColLabelAlignment( align, -1 );
1710 else
1711 SetRowLabelAlignment( align, -1 );
1712 }
1713
1714 int GetLabelAlignment( int orientation, int WXUNUSED(align) ) const
1715 {
1716 int h, v;
1717 if ( orientation == wxHORIZONTAL )
1718 {
1719 GetColLabelAlignment( &h, &v );
1720 return h;
1721 }
1722 else
1723 {
1724 GetRowLabelAlignment( &h, &v );
1725 return h;
1726 }
1727 }
1728
1729 void SetLabelValue( int orientation, const wxString& val, int pos )
1730 {
1731 if ( orientation == wxHORIZONTAL )
1732 SetColLabelValue( pos, val );
1733 else
1734 SetRowLabelValue( pos, val );
1735 }
1736
1737 wxString GetLabelValue( int orientation, int pos) const
1738 {
1739 if ( orientation == wxHORIZONTAL )
1740 return GetColLabelValue( pos );
1741 else
1742 return GetRowLabelValue( pos );
1743 }
1744
1745 wxFont GetCellTextFont() const
1746 { return m_defaultCellAttr->GetFont(); }
1747
1748 wxFont GetCellTextFont(int WXUNUSED(row), int WXUNUSED(col)) const
1749 { return m_defaultCellAttr->GetFont(); }
1750
1751 void SetCellTextFont(const wxFont& fnt)
1752 { SetDefaultCellFont( fnt ); }
1753
1754 void SetCellTextFont(const wxFont& fnt, int row, int col)
1755 { SetCellFont( row, col, fnt ); }
1756
1757 void SetCellTextColour(const wxColour& val, int row, int col)
1758 { SetCellTextColour( row, col, val ); }
1759
1760 void SetCellTextColour(const wxColour& col)
1761 { SetDefaultCellTextColour( col ); }
1762
1763 void SetCellBackgroundColour(const wxColour& col)
1764 { SetDefaultCellBackgroundColour( col ); }
1765
1766 void SetCellBackgroundColour(const wxColour& colour, int row, int col)
1767 { SetCellBackgroundColour( row, col, colour ); }
1768
1769 bool GetEditable() const { return IsEditable(); }
1770 void SetEditable( bool edit = true ) { EnableEditing( edit ); }
1771 bool GetEditInPlace() const { return IsCellEditControlEnabled(); }
1772
1773 void SetEditInPlace(bool WXUNUSED(edit) = true) { }
1774
1775 void SetCellAlignment( int align, int row, int col)
1776 { SetCellAlignment(row, col, align, wxALIGN_CENTER); }
1777 void SetCellAlignment( int WXUNUSED(align) ) {}
1778 void SetCellBitmap(wxBitmap *WXUNUSED(bitmap), int WXUNUSED(row), int WXUNUSED(col))
1779 { }
1780 void SetDividerPen(const wxPen& WXUNUSED(pen)) { }
1781 wxPen& GetDividerPen() const;
1782 void OnActivate(bool WXUNUSED(active)) {}
1783
1784 // ******** End of compatibility functions **********
1785
1786
1787
1788 // ------ control IDs
1789 enum { wxGRID_CELLCTRL = 2000,
1790 wxGRID_TOPCTRL };
1791
1792 // ------ control types
1793 enum { wxGRID_TEXTCTRL = 2100,
1794 wxGRID_CHECKBOX,
1795 wxGRID_CHOICE,
1796 wxGRID_COMBOBOX };
1797
1798 // overridden wxWindow methods
1799 virtual void Fit();
1800
1801 // implementation only
1802 void CancelMouseCapture();
1803
1804 protected:
1805 virtual wxSize DoGetBestSize() const;
1806
1807 bool m_created;
1808
1809 wxGridWindow *m_gridWin;
1810 wxGridRowLabelWindow *m_rowLabelWin;
1811 wxGridColLabelWindow *m_colLabelWin;
1812 wxGridCornerLabelWindow *m_cornerLabelWin;
1813
1814 wxGridTableBase *m_table;
1815 bool m_ownTable;
1816
1817 int m_numRows;
1818 int m_numCols;
1819
1820 wxGridCellCoords m_currentCellCoords;
1821
1822 wxGridCellCoords m_selectingTopLeft;
1823 wxGridCellCoords m_selectingBottomRight;
1824 wxGridCellCoords m_selectingKeyboard;
1825 wxGridSelection *m_selection;
1826 wxColour m_selectionBackground;
1827 wxColour m_selectionForeground;
1828
1829 // NB: *never* access m_row/col arrays directly because they are created
1830 // on demand, *always* use accessor functions instead!
1831
1832 // init the m_rowHeights/Bottoms arrays with default values
1833 void InitRowHeights();
1834
1835 int m_defaultRowHeight;
1836 int m_minAcceptableRowHeight;
1837 wxArrayInt m_rowHeights;
1838 wxArrayInt m_rowBottoms;
1839
1840 // init the m_colWidths/Rights arrays
1841 void InitColWidths();
1842
1843 int m_defaultColWidth;
1844 int m_minAcceptableColWidth;
1845 wxArrayInt m_colWidths;
1846 wxArrayInt m_colRights;
1847
1848 bool m_nativeColumnLabels;
1849
1850 // get the col/row coords
1851 int GetColWidth(int col) const;
1852 int GetColLeft(int col) const;
1853 int GetColRight(int col) const;
1854
1855 // this function must be public for compatibility...
1856 public:
1857 int GetRowHeight(int row) const;
1858 protected:
1859
1860 int GetRowTop(int row) const;
1861 int GetRowBottom(int row) const;
1862
1863 int m_rowLabelWidth;
1864 int m_colLabelHeight;
1865
1866 // the size of the margin left to the right and bottom of the cell area
1867 int m_extraWidth,
1868 m_extraHeight;
1869
1870 wxColour m_labelBackgroundColour;
1871 wxColour m_labelTextColour;
1872 wxFont m_labelFont;
1873
1874 int m_rowLabelHorizAlign;
1875 int m_rowLabelVertAlign;
1876 int m_colLabelHorizAlign;
1877 int m_colLabelVertAlign;
1878 int m_colLabelTextOrientation;
1879
1880 bool m_defaultRowLabelValues;
1881 bool m_defaultColLabelValues;
1882
1883 wxColour m_gridLineColour;
1884 bool m_gridLinesEnabled;
1885 wxColour m_cellHighlightColour;
1886 int m_cellHighlightPenWidth;
1887 int m_cellHighlightROPenWidth;
1888
1889
1890 // common part of AutoSizeColumn/Row() and GetBestSize()
1891 int SetOrCalcColumnSizes(bool calcOnly, bool setAsMin = true);
1892 int SetOrCalcRowSizes(bool calcOnly, bool setAsMin = true);
1893
1894 // common part of AutoSizeColumn/Row()
1895 void AutoSizeColOrRow(int n, bool setAsMin, wxGridDirection direction);
1896
1897 // Calculate the minimum acceptable size for labels area
1898 wxCoord CalcColOrRowLabelAreaMinSize(wxGridDirection direction);
1899
1900 // if a column has a minimal width, it will be the value for it in this
1901 // hash table
1902 wxLongToLongHashMap m_colMinWidths,
1903 m_rowMinHeights;
1904
1905 // get the minimal width of the given column/row
1906 int GetColMinimalWidth(int col) const;
1907 int GetRowMinimalHeight(int col) const;
1908
1909 // do we have some place to store attributes in?
1910 bool CanHaveAttributes() const;
1911
1912 // cell attribute cache (currently we only cache 1, may be will do
1913 // more/better later)
1914 struct CachedAttr
1915 {
1916 int row, col;
1917 wxGridCellAttr *attr;
1918 } m_attrCache;
1919
1920 // invalidates the attribute cache
1921 void ClearAttrCache();
1922
1923 // adds an attribute to cache
1924 void CacheAttr(int row, int col, wxGridCellAttr *attr) const;
1925
1926 // looks for an attr in cache, returns true if found
1927 bool LookupAttr(int row, int col, wxGridCellAttr **attr) const;
1928
1929 // looks for the attr in cache, if not found asks the table and caches the
1930 // result
1931 wxGridCellAttr *GetCellAttr(int row, int col) const;
1932 wxGridCellAttr *GetCellAttr(const wxGridCellCoords& coords ) const
1933 { return GetCellAttr( coords.GetRow(), coords.GetCol() ); }
1934
1935 // the default cell attr object for cells that don't have their own
1936 wxGridCellAttr* m_defaultCellAttr;
1937
1938
1939 bool m_inOnKeyDown;
1940 int m_batchCount;
1941
1942
1943 wxGridTypeRegistry* m_typeRegistry;
1944
1945 enum CursorMode
1946 {
1947 WXGRID_CURSOR_SELECT_CELL,
1948 WXGRID_CURSOR_RESIZE_ROW,
1949 WXGRID_CURSOR_RESIZE_COL,
1950 WXGRID_CURSOR_SELECT_ROW,
1951 WXGRID_CURSOR_SELECT_COL,
1952 WXGRID_CURSOR_MOVE_COL
1953 };
1954
1955 // this method not only sets m_cursorMode but also sets the correct cursor
1956 // for the given mode and, if captureMouse is not false releases the mouse
1957 // if it was captured and captures it if it must be captured
1958 //
1959 // for this to work, you should always use it and not set m_cursorMode
1960 // directly!
1961 void ChangeCursorMode(CursorMode mode,
1962 wxWindow *win = (wxWindow *)NULL,
1963 bool captureMouse = true);
1964
1965 wxWindow *m_winCapture; // the window which captured the mouse
1966 CursorMode m_cursorMode;
1967
1968 //Column positions
1969 wxArrayInt m_colAt;
1970 int m_moveToCol;
1971
1972 bool m_canDragRowSize;
1973 bool m_canDragColSize;
1974 bool m_canDragColMove;
1975 bool m_canDragGridSize;
1976 bool m_canDragCell;
1977 int m_dragLastPos;
1978 int m_dragRowOrCol;
1979 bool m_isDragging;
1980 wxPoint m_startDragPos;
1981
1982 bool m_waitForSlowClick;
1983
1984 wxGridCellCoords m_selectionStart;
1985
1986 wxCursor m_rowResizeCursor;
1987 wxCursor m_colResizeCursor;
1988
1989 bool m_editable; // applies to whole grid
1990 bool m_cellEditCtrlEnabled; // is in-place edit currently shown?
1991
1992 int m_scrollLineX; // X scroll increment
1993 int m_scrollLineY; // Y scroll increment
1994
1995 void Create();
1996 void Init();
1997 void InitVars();
1998 void CalcDimensions();
1999 void CalcWindowSizes();
2000 bool Redimension( wxGridTableMessage& );
2001
2002
2003 int SendEvent( const wxEventType, int row, int col, wxMouseEvent& );
2004 int SendEvent( const wxEventType, int row, int col );
2005 int SendEvent( const wxEventType type)
2006 {
2007 return SendEvent(type,
2008 m_currentCellCoords.GetRow(),
2009 m_currentCellCoords.GetCol());
2010 }
2011
2012 void OnPaint( wxPaintEvent& );
2013 void OnSize( wxSizeEvent& );
2014 void OnKeyDown( wxKeyEvent& );
2015 void OnKeyUp( wxKeyEvent& );
2016 void OnChar( wxKeyEvent& );
2017 void OnEraseBackground( wxEraseEvent& );
2018
2019
2020 void SetCurrentCell( const wxGridCellCoords& coords );
2021 void SetCurrentCell( int row, int col )
2022 { SetCurrentCell( wxGridCellCoords(row, col) ); }
2023
2024 void HighlightBlock( int topRow, int leftCol, int bottomRow, int rightCol );
2025
2026 void HighlightBlock( const wxGridCellCoords& topLeft,
2027 const wxGridCellCoords& bottomRight )
2028 { HighlightBlock( topLeft.GetRow(), topLeft.GetCol(),
2029 bottomRight.GetRow(), bottomRight.GetCol() ); }
2030
2031 // ------ functions to get/send data (see also public functions)
2032 //
2033 bool GetModelValues();
2034 bool SetModelValues();
2035
2036 friend class WXDLLIMPEXP_FWD_ADV wxGridSelection;
2037
2038 DECLARE_DYNAMIC_CLASS( wxGrid )
2039 DECLARE_EVENT_TABLE()
2040 DECLARE_NO_COPY_CLASS(wxGrid)
2041 };
2042
2043 // ----------------------------------------------------------------------------
2044 // wxGridUpdateLocker prevents updates to a grid during its lifetime
2045 // ----------------------------------------------------------------------------
2046
2047 class WXDLLIMPEXP_ADV wxGridUpdateLocker
2048 {
2049 public:
2050 // if the pointer is NULL, Create() can be called later
2051 wxGridUpdateLocker(wxGrid *grid = NULL)
2052 {
2053 Init(grid);
2054 }
2055
2056 // can be called if ctor was used with a NULL pointer, must not be called
2057 // more than once
2058 void Create(wxGrid *grid)
2059 {
2060 wxASSERT_MSG( !m_grid, _T("shouldn't be called more than once") );
2061
2062 Init(grid);
2063 }
2064
2065 ~wxGridUpdateLocker()
2066 {
2067 if ( m_grid )
2068 m_grid->EndBatch();
2069 }
2070
2071 private:
2072 void Init(wxGrid *grid)
2073 {
2074 m_grid = grid;
2075 if ( m_grid )
2076 m_grid->BeginBatch();
2077 }
2078
2079 wxGrid *m_grid;
2080
2081 DECLARE_NO_COPY_CLASS(wxGridUpdateLocker)
2082 };
2083
2084 // ----------------------------------------------------------------------------
2085 // Grid event class and event types
2086 // ----------------------------------------------------------------------------
2087
2088 class WXDLLIMPEXP_ADV wxGridEvent : public wxNotifyEvent
2089 {
2090 public:
2091 wxGridEvent()
2092 : wxNotifyEvent(), m_row(-1), m_col(-1), m_x(-1), m_y(-1),
2093 m_selecting(0), m_control(0), m_meta(0), m_shift(0), m_alt(0)
2094 {
2095 }
2096
2097 wxGridEvent(int id, wxEventType type, wxObject* obj,
2098 int row=-1, int col=-1, int x=-1, int y=-1, bool sel = true,
2099 bool control = false, bool shift = false, bool alt = false, bool meta = false);
2100
2101 virtual int GetRow() { return m_row; }
2102 virtual int GetCol() { return m_col; }
2103 wxPoint GetPosition() { return wxPoint( m_x, m_y ); }
2104 bool Selecting() { return m_selecting; }
2105 bool ControlDown() { return m_control; }
2106 bool MetaDown() { return m_meta; }
2107 bool ShiftDown() { return m_shift; }
2108 bool AltDown() { return m_alt; }
2109 bool CmdDown()
2110 {
2111 #if defined(__WXMAC__) || defined(__WXCOCOA__)
2112 return MetaDown();
2113 #else
2114 return ControlDown();
2115 #endif
2116 }
2117
2118 virtual wxEvent *Clone() const { return new wxGridEvent(*this); }
2119
2120 protected:
2121 int m_row;
2122 int m_col;
2123 int m_x;
2124 int m_y;
2125 bool m_selecting;
2126 bool m_control;
2127 bool m_meta;
2128 bool m_shift;
2129 bool m_alt;
2130
2131 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxGridEvent)
2132 };
2133
2134 class WXDLLIMPEXP_ADV wxGridSizeEvent : public wxNotifyEvent
2135 {
2136 public:
2137 wxGridSizeEvent()
2138 : wxNotifyEvent(), m_rowOrCol(-1), m_x(-1), m_y(-1),
2139 m_control(0), m_meta(0), m_shift(0), m_alt(0)
2140 {
2141 }
2142
2143 wxGridSizeEvent(int id, wxEventType type, wxObject* obj,
2144 int rowOrCol=-1, int x=-1, int y=-1,
2145 bool control = false, bool shift = false, bool alt = false, bool meta = false);
2146
2147 int GetRowOrCol() { return m_rowOrCol; }
2148 wxPoint GetPosition() { return wxPoint( m_x, m_y ); }
2149 bool ControlDown() { return m_control; }
2150 bool MetaDown() { return m_meta; }
2151 bool ShiftDown() { return m_shift; }
2152 bool AltDown() { return m_alt; }
2153 bool CmdDown()
2154 {
2155 #if defined(__WXMAC__) || defined(__WXCOCOA__)
2156 return MetaDown();
2157 #else
2158 return ControlDown();
2159 #endif
2160 }
2161
2162 virtual wxEvent *Clone() const { return new wxGridSizeEvent(*this); }
2163
2164 protected:
2165 int m_rowOrCol;
2166 int m_x;
2167 int m_y;
2168 bool m_control;
2169 bool m_meta;
2170 bool m_shift;
2171 bool m_alt;
2172
2173 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxGridSizeEvent)
2174 };
2175
2176
2177 class WXDLLIMPEXP_ADV wxGridRangeSelectEvent : public wxNotifyEvent
2178 {
2179 public:
2180 wxGridRangeSelectEvent()
2181 : wxNotifyEvent()
2182 {
2183 m_topLeft = wxGridNoCellCoords;
2184 m_bottomRight = wxGridNoCellCoords;
2185 m_selecting = false;
2186 m_control = false;
2187 m_meta = false;
2188 m_shift = false;
2189 m_alt = false;
2190 }
2191
2192 wxGridRangeSelectEvent(int id, wxEventType type, wxObject* obj,
2193 const wxGridCellCoords& topLeft,
2194 const wxGridCellCoords& bottomRight,
2195 bool sel = true,
2196 bool control = false, bool shift = false,
2197 bool alt = false, bool meta = false);
2198
2199 wxGridCellCoords GetTopLeftCoords() { return m_topLeft; }
2200 wxGridCellCoords GetBottomRightCoords() { return m_bottomRight; }
2201 int GetTopRow() { return m_topLeft.GetRow(); }
2202 int GetBottomRow() { return m_bottomRight.GetRow(); }
2203 int GetLeftCol() { return m_topLeft.GetCol(); }
2204 int GetRightCol() { return m_bottomRight.GetCol(); }
2205 bool Selecting() { return m_selecting; }
2206 bool ControlDown() { return m_control; }
2207 bool MetaDown() { return m_meta; }
2208 bool ShiftDown() { return m_shift; }
2209 bool AltDown() { return m_alt; }
2210 bool CmdDown()
2211 {
2212 #if defined(__WXMAC__) || defined(__WXCOCOA__)
2213 return MetaDown();
2214 #else
2215 return ControlDown();
2216 #endif
2217 }
2218
2219 virtual wxEvent *Clone() const { return new wxGridRangeSelectEvent(*this); }
2220
2221 protected:
2222 wxGridCellCoords m_topLeft;
2223 wxGridCellCoords m_bottomRight;
2224 bool m_selecting;
2225 bool m_control;
2226 bool m_meta;
2227 bool m_shift;
2228 bool m_alt;
2229
2230 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxGridRangeSelectEvent)
2231 };
2232
2233
2234 class WXDLLIMPEXP_ADV wxGridEditorCreatedEvent : public wxCommandEvent {
2235 public:
2236 wxGridEditorCreatedEvent()
2237 : wxCommandEvent()
2238 {
2239 m_row = 0;
2240 m_col = 0;
2241 m_ctrl = NULL;
2242 }
2243
2244 wxGridEditorCreatedEvent(int id, wxEventType type, wxObject* obj,
2245 int row, int col, wxControl* ctrl);
2246
2247 int GetRow() { return m_row; }
2248 int GetCol() { return m_col; }
2249 wxControl* GetControl() { return m_ctrl; }
2250 void SetRow(int row) { m_row = row; }
2251 void SetCol(int col) { m_col = col; }
2252 void SetControl(wxControl* ctrl) { m_ctrl = ctrl; }
2253
2254 virtual wxEvent *Clone() const { return new wxGridEditorCreatedEvent(*this); }
2255
2256 private:
2257 int m_row;
2258 int m_col;
2259 wxControl* m_ctrl;
2260
2261 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxGridEditorCreatedEvent)
2262 };
2263
2264
2265 extern WXDLLIMPEXP_ADV const wxEventType wxEVT_GRID_CELL_LEFT_CLICK;
2266 extern WXDLLIMPEXP_ADV const wxEventType wxEVT_GRID_CELL_RIGHT_CLICK;
2267 extern WXDLLIMPEXP_ADV const wxEventType wxEVT_GRID_CELL_LEFT_DCLICK;
2268 extern WXDLLIMPEXP_ADV const wxEventType wxEVT_GRID_CELL_RIGHT_DCLICK;
2269 extern WXDLLIMPEXP_ADV const wxEventType wxEVT_GRID_LABEL_LEFT_CLICK;
2270 extern WXDLLIMPEXP_ADV const wxEventType wxEVT_GRID_LABEL_RIGHT_CLICK;
2271 extern WXDLLIMPEXP_ADV const wxEventType wxEVT_GRID_LABEL_LEFT_DCLICK;
2272 extern WXDLLIMPEXP_ADV const wxEventType wxEVT_GRID_LABEL_RIGHT_DCLICK;
2273 extern WXDLLIMPEXP_ADV const wxEventType wxEVT_GRID_ROW_SIZE;
2274 extern WXDLLIMPEXP_ADV const wxEventType wxEVT_GRID_COL_SIZE;
2275 extern WXDLLIMPEXP_ADV const wxEventType wxEVT_GRID_RANGE_SELECT;
2276 extern WXDLLIMPEXP_ADV const wxEventType wxEVT_GRID_CELL_CHANGE;
2277 extern WXDLLIMPEXP_ADV const wxEventType wxEVT_GRID_SELECT_CELL;
2278 extern WXDLLIMPEXP_ADV const wxEventType wxEVT_GRID_EDITOR_SHOWN;
2279 extern WXDLLIMPEXP_ADV const wxEventType wxEVT_GRID_EDITOR_HIDDEN;
2280 extern WXDLLIMPEXP_ADV const wxEventType wxEVT_GRID_EDITOR_CREATED;
2281 extern WXDLLIMPEXP_ADV const wxEventType wxEVT_GRID_CELL_BEGIN_DRAG;
2282 extern WXDLLIMPEXP_ADV const wxEventType wxEVT_GRID_COL_MOVE;
2283
2284
2285 typedef void (wxEvtHandler::*wxGridEventFunction)(wxGridEvent&);
2286 typedef void (wxEvtHandler::*wxGridSizeEventFunction)(wxGridSizeEvent&);
2287 typedef void (wxEvtHandler::*wxGridRangeSelectEventFunction)(wxGridRangeSelectEvent&);
2288 typedef void (wxEvtHandler::*wxGridEditorCreatedEventFunction)(wxGridEditorCreatedEvent&);
2289
2290 #define wxGridEventHandler(func) \
2291 (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxGridEventFunction, &func)
2292
2293 #define wxGridSizeEventHandler(func) \
2294 (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxGridSizeEventFunction, &func)
2295
2296 #define wxGridRangeSelectEventHandler(func) \
2297 (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxGridRangeSelectEventFunction, &func)
2298
2299 #define wxGridEditorCreatedEventHandler(func) \
2300 (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxGridEditorCreatedEventFunction, &func)
2301
2302 #define wx__DECLARE_GRIDEVT(evt, id, fn) \
2303 wx__DECLARE_EVT1(wxEVT_GRID_ ## evt, id, wxGridEventHandler(fn))
2304
2305 #define wx__DECLARE_GRIDSIZEEVT(evt, id, fn) \
2306 wx__DECLARE_EVT1(wxEVT_GRID_ ## evt, id, wxGridSizeEventHandler(fn))
2307
2308 #define wx__DECLARE_GRIDRANGESELEVT(evt, id, fn) \
2309 wx__DECLARE_EVT1(wxEVT_GRID_ ## evt, id, wxGridRangeSelectEventHandler(fn))
2310
2311 #define wx__DECLARE_GRIDEDITOREVT(evt, id, fn) \
2312 wx__DECLARE_EVT1(wxEVT_GRID_ ## evt, id, wxGridEditorCreatedEventHandler(fn))
2313
2314 #define EVT_GRID_CMD_CELL_LEFT_CLICK(id, fn) wx__DECLARE_GRIDEVT(CELL_LEFT_CLICK, id, fn)
2315 #define EVT_GRID_CMD_CELL_RIGHT_CLICK(id, fn) wx__DECLARE_GRIDEVT(CELL_RIGHT_CLICK, id, fn)
2316 #define EVT_GRID_CMD_CELL_LEFT_DCLICK(id, fn) wx__DECLARE_GRIDEVT(CELL_LEFT_DCLICK, id, fn)
2317 #define EVT_GRID_CMD_CELL_RIGHT_DCLICK(id, fn) wx__DECLARE_GRIDEVT(CELL_RIGHT_DCLICK, id, fn)
2318 #define EVT_GRID_CMD_LABEL_LEFT_CLICK(id, fn) wx__DECLARE_GRIDEVT(LABEL_LEFT_CLICK, id, fn)
2319 #define EVT_GRID_CMD_LABEL_RIGHT_CLICK(id, fn) wx__DECLARE_GRIDEVT(LABEL_RIGHT_CLICK, id, fn)
2320 #define EVT_GRID_CMD_LABEL_LEFT_DCLICK(id, fn) wx__DECLARE_GRIDEVT(LABEL_LEFT_DCLICK, id, fn)
2321 #define EVT_GRID_CMD_LABEL_RIGHT_DCLICK(id, fn) wx__DECLARE_GRIDEVT(LABEL_RIGHT_DCLICK, id, fn)
2322 #define EVT_GRID_CMD_ROW_SIZE(id, fn) wx__DECLARE_GRIDSIZEEVT(ROW_SIZE, id, fn)
2323 #define EVT_GRID_CMD_COL_SIZE(id, fn) wx__DECLARE_GRIDSIZEEVT(COL_SIZE, id, fn)
2324 #define EVT_GRID_CMD_COL_MOVE(id, fn) wx__DECLARE_GRIDSIZEEVT(COL_MOVE, id, fn)
2325 #define EVT_GRID_CMD_RANGE_SELECT(id, fn) wx__DECLARE_GRIDRANGESELEVT(RANGE_SELECT, id, fn)
2326 #define EVT_GRID_CMD_CELL_CHANGE(id, fn) wx__DECLARE_GRIDEVT(CELL_CHANGE, id, fn)
2327 #define EVT_GRID_CMD_SELECT_CELL(id, fn) wx__DECLARE_GRIDEVT(SELECT_CELL, id, fn)
2328 #define EVT_GRID_CMD_EDITOR_SHOWN(id, fn) wx__DECLARE_GRIDEVT(EDITOR_SHOWN, id, fn)
2329 #define EVT_GRID_CMD_EDITOR_HIDDEN(id, fn) wx__DECLARE_GRIDEVT(EDITOR_HIDDEN, id, fn)
2330 #define EVT_GRID_CMD_EDITOR_CREATED(id, fn) wx__DECLARE_GRIDEDITOREVT(EDITOR_CREATED, id, fn)
2331 #define EVT_GRID_CMD_CELL_BEGIN_DRAG(id, fn) wx__DECLARE_GRIDEVT(CELL_BEGIN_DRAG, id, fn)
2332
2333 // same as above but for any id (exists mainly for backwards compatibility but
2334 // then it's also true that you rarely have multiple grid in the same window)
2335 #define EVT_GRID_CELL_LEFT_CLICK(fn) EVT_GRID_CMD_CELL_LEFT_CLICK(wxID_ANY, fn)
2336 #define EVT_GRID_CELL_RIGHT_CLICK(fn) EVT_GRID_CMD_CELL_RIGHT_CLICK(wxID_ANY, fn)
2337 #define EVT_GRID_CELL_LEFT_DCLICK(fn) EVT_GRID_CMD_CELL_LEFT_DCLICK(wxID_ANY, fn)
2338 #define EVT_GRID_CELL_RIGHT_DCLICK(fn) EVT_GRID_CMD_CELL_RIGHT_DCLICK(wxID_ANY, fn)
2339 #define EVT_GRID_LABEL_LEFT_CLICK(fn) EVT_GRID_CMD_LABEL_LEFT_CLICK(wxID_ANY, fn)
2340 #define EVT_GRID_LABEL_RIGHT_CLICK(fn) EVT_GRID_CMD_LABEL_RIGHT_CLICK(wxID_ANY, fn)
2341 #define EVT_GRID_LABEL_LEFT_DCLICK(fn) EVT_GRID_CMD_LABEL_LEFT_DCLICK(wxID_ANY, fn)
2342 #define EVT_GRID_LABEL_RIGHT_DCLICK(fn) EVT_GRID_CMD_LABEL_RIGHT_DCLICK(wxID_ANY, fn)
2343 #define EVT_GRID_ROW_SIZE(fn) EVT_GRID_CMD_ROW_SIZE(wxID_ANY, fn)
2344 #define EVT_GRID_COL_SIZE(fn) EVT_GRID_CMD_COL_SIZE(wxID_ANY, fn)
2345 #define EVT_GRID_COL_MOVE(fn) EVT_GRID_CMD_COL_MOVE(wxID_ANY, fn)
2346 #define EVT_GRID_RANGE_SELECT(fn) EVT_GRID_CMD_RANGE_SELECT(wxID_ANY, fn)
2347 #define EVT_GRID_CELL_CHANGE(fn) EVT_GRID_CMD_CELL_CHANGE(wxID_ANY, fn)
2348 #define EVT_GRID_SELECT_CELL(fn) EVT_GRID_CMD_SELECT_CELL(wxID_ANY, fn)
2349 #define EVT_GRID_EDITOR_SHOWN(fn) EVT_GRID_CMD_EDITOR_SHOWN(wxID_ANY, fn)
2350 #define EVT_GRID_EDITOR_HIDDEN(fn) EVT_GRID_CMD_EDITOR_HIDDEN(wxID_ANY, fn)
2351 #define EVT_GRID_EDITOR_CREATED(fn) EVT_GRID_CMD_EDITOR_CREATED(wxID_ANY, fn)
2352 #define EVT_GRID_CELL_BEGIN_DRAG(fn) EVT_GRID_CMD_CELL_BEGIN_DRAG(wxID_ANY, fn)
2353
2354 #if 0 // TODO: implement these ? others ?
2355
2356 extern const int wxEVT_GRID_CREATE_CELL;
2357 extern const int wxEVT_GRID_CHANGE_LABELS;
2358 extern const int wxEVT_GRID_CHANGE_SEL_LABEL;
2359
2360 #define EVT_GRID_CREATE_CELL(fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_GRID_CREATE_CELL, wxID_ANY, wxID_ANY, (wxObjectEventFunction) (wxEventFunction) wxStaticCastEvent( wxGridEventFunction, &fn ), NULL ),
2361 #define EVT_GRID_CHANGE_LABELS(fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_GRID_CHANGE_LABELS, wxID_ANY, wxID_ANY, (wxObjectEventFunction) (wxEventFunction) wxStaticCastEvent( wxGridEventFunction, &fn ), NULL ),
2362 #define EVT_GRID_CHANGE_SEL_LABEL(fn) DECLARE_EVENT_TABLE_ENTRY( wxEVT_GRID_CHANGE_SEL_LABEL, wxID_ANY, wxID_ANY, (wxObjectEventFunction) (wxEventFunction) wxStaticCastEvent( wxGridEventFunction, &fn ), NULL ),
2363
2364 #endif
2365
2366 #endif // wxUSE_GRID
2367 #endif // _WX_GENERIC_GRID_H_