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Hartwig's patch for OS X implementation of wxDataViewCtrl
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1/////////////////////////////////////////////////////////////////////////////
2// Name: wx/mac/carbon/dataview.h
3// Purpose: wxDataViewCtrl native implementation header
4// Author:
5// Id: $Id$
6// Copyright: (c) 2007
7// Licence: wxWindows licence
8/////////////////////////////////////////////////////////////////////////////
9
10#ifndef __MACCARBONDATAVIEWCTRL_H__
11#define __MACCARBONDATAVIEWCTRL_H__
12
13#include <Carbon/carbon.h>
14
15#include "wx/defs.h"
16#include "wx/object.h"
17#include "wx/list.h"
18#include "wx/control.h"
19#include "wx/scrolwin.h"
20#include "wx/icon.h"
21
22// ---------------------------------------------------------
23// classes
24// ---------------------------------------------------------
25
b5dbe15d 26class WXDLLIMPEXP_FWD_ADV wxDataViewCtrl;
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27
28// ---------------------------------------------------------
29// wxDataViewRenderer
30// ---------------------------------------------------------
31
32class WXDLLIMPEXP_ADV wxDataViewRenderer: public wxDataViewRendererBase
33{
34public:
35//
36// constructors / destructor
37//
38 wxDataViewRenderer(wxString const& varianttype, wxDataViewCellMode mode=wxDATAVIEW_CELL_INERT, int align=wxDVR_DEFAULT_ALIGNMENT);
39
40//
41// inherited methods from wxDataViewRendererBase
42//
43 virtual int GetAlignment(void) const
44 {
45 return this->m_alignment;
46 }
47 virtual wxDataViewCellMode GetMode(void) const
48 {
49 return this->m_mode;
50 }
51 virtual bool GetValue(wxVariant& value) const
52 {
53 value = this->m_value;
54 return true;
55 }
56
57 virtual void SetAlignment(int WXUNUSED(align)) // is always identical to the header alignment
58 {
59 }
60 virtual void SetMode(wxDataViewCellMode mode);
61 virtual bool SetValue(wxVariant const& newValue)
62 {
63 this->m_value = newValue;
64 return true;
65 }
66
67//
68// implementation
69//
70 DataBrowserItemDataRef GetDataReference(void) const
71 {
72 return this->m_dataReference;
73 }
74 wxVariant const& GetValue(void) const
75 {
76 return this->m_value;
77 }
78
79 virtual DataBrowserPropertyType GetPropertyType(void) const = 0;
80
81 virtual bool Render(void) = 0; // a call to the appropriate data browser function filling the data reference with the stored datum;
82 // returns 'true' if the data value could be rendered, 'false' otherwise
83
84 void SetDataReference(DataBrowserItemDataRef const& newDataReference)
85 {
86 this->m_dataReference = newDataReference;
87 }
88
89private:
90//
91// variables
92//
93 DataBrowserItemDataRef m_dataReference; // data reference of the data browser; the data will be assigned to this reference during rendering
94
95 int m_alignment; // contains the alignment flags
96
97 wxDataViewCellMode m_mode; // storing the mode that determines how the cell is going to be shown
98
99 wxVariant m_value; // value that is going to be rendered
100
101//
102// wxWidget internal stuff
103//
104 DECLARE_DYNAMIC_CLASS_NO_COPY(wxDataViewRenderer)
105};
106
107// ---------------------------------------------------------
108// wxDataViewCustomRenderer
109// ---------------------------------------------------------
110
111class WXDLLIMPEXP_ADV wxDataViewCustomRenderer: public wxDataViewRenderer
112{
113public:
114//
115// constructors / destructor
116//
117 wxDataViewCustomRenderer(wxString const& varianttype=wxT("string"), wxDataViewCellMode mode=wxDATAVIEW_CELL_INERT, int align=wxDVR_DEFAULT_ALIGNMENT);
118
119 virtual ~wxDataViewCustomRenderer(void);
120
121//
122// methods handling render space
123//
124 virtual wxSize GetSize() const = 0;
125
126//
127// methods handling user actions
128//
129 virtual bool Render(wxRect cell, wxDC* dc, int state) = 0;
130
194027ac 131 virtual bool Activate(wxRect WXUNUSED(cell), wxDataViewModel *WXUNUSED(model), unsigned int WXUNUSED(col), unsigned int WXUNUSED(row))
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132 {
133 return false;
134 }
135
194027ac 136 virtual bool LeftClick(wxPoint WXUNUSED(cursor), wxRect WXUNUSED(cell), wxDataViewModel *WXUNUSED(model), unsigned int WXUNUSED(col), unsigned int WXUNUSED(row))
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137 {
138 return false;
139 }
140
194027ac 141 virtual bool RightClick(wxPoint WXUNUSED(cursor), wxRect WXUNUSED(cell), wxDataViewModel *WXUNUSED(model), unsigned int WXUNUSED(col), unsigned int WXUNUSED(row))
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142 {
143 return false;
144 }
145
194027ac 146 virtual bool StartDrag(wxPoint WXUNUSED(cursor), wxRect WXUNUSED(cell), wxDataViewModel *WXUNUSED(model), unsigned int WXUNUSED(col), unsigned int WXUNUSED(row))
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147 {
148 return false;
149 }
150
151//
152// in-place editing
153//
154 virtual void CancelEditing()
155 {
156 }
157
158 virtual wxControl* CreateEditorCtrl(wxWindow * WXUNUSED(parent), wxRect WXUNUSED(labelRect), const wxVariant& WXUNUSED(value))
159 {
160 return NULL;
161 }
162
163 virtual bool FinishEditing()
164 {
165 return false;
166 }
167
168 wxControl* GetEditorCtrl(void) const
169 {
170 return this->m_editorCtrlPtr;
171 }
172 virtual bool GetValueFromEditorCtrl(wxControl* WXUNUSED(editor), wxVariant& WXUNUSED(value))
173 {
174 return false;
175 }
176
177 virtual bool HasEditorCtrl(void)
178 {
179 return false;
180 }
181
182 virtual bool StartEditing(unsigned int WXUNUSED(row), wxRect WXUNUSED(labelRect))
183 {
184 return false;
185 }
186
187//
188// device context handling
189//
190 virtual wxDC* GetDC(void); // creates a device context and keeps it
191
192//
193// implementation
194//
195 virtual bool Render(void); // declared in wxDataViewRenderer but will not be used here, therefore calling this function will
196 // return 'false' without having done anything
197
198 virtual DataBrowserPropertyType GetPropertyType(void) const
199 {
200 return kDataBrowserCustomType;
201 }
202
203 void SetDC(wxDC* newDCPtr); // this method takes ownership of the pointer
204
205protected:
206private:
207//
208// variables
209//
210 wxControl* m_editorCtrlPtr; // pointer to an in-place editor control
211
212 wxDC* m_DCPtr;
213
214//
215// wxWidget internal stuff
216//
217 DECLARE_DYNAMIC_CLASS_NO_COPY(wxDataViewCustomRenderer)
218};
219
220// ---------------------------------------------------------
221// wxDataViewTextRenderer
222// ---------------------------------------------------------
223
224class WXDLLIMPEXP_ADV wxDataViewTextRenderer: public wxDataViewRenderer
225{
226public:
227//
228// constructors / destructor
229//
230 wxDataViewTextRenderer(wxString const& varianttype=wxT("string"), wxDataViewCellMode mode=wxDATAVIEW_CELL_INERT, int align=wxDVR_DEFAULT_ALIGNMENT);
231
232//
233// inherited functions from wxDataViewRenderer
234//
235 virtual bool Render(void);
236
237//
238// implementation
239//
240 virtual DataBrowserPropertyType GetPropertyType(void) const
241 {
242 return kDataBrowserTextType;
243 }
244
245protected:
246private:
247 DECLARE_DYNAMIC_CLASS_NO_COPY(wxDataViewTextRenderer)
248};
249
250// ---------------------------------------------------------
251// wxDataViewBitmapRenderer
252// ---------------------------------------------------------
253
254class WXDLLIMPEXP_ADV wxDataViewBitmapRenderer: public wxDataViewRenderer
255{
256public:
257//
258// constructors / destructor
259//
260 wxDataViewBitmapRenderer(wxString const& varianttype=wxT("wxBitmap"), wxDataViewCellMode mode=wxDATAVIEW_CELL_INERT, int align=wxDVR_DEFAULT_ALIGNMENT);
261
262//
263// inherited functions from wxDataViewRenderer
264//
265 virtual bool Render(void);
266
267//
268// implementation
269//
270 virtual DataBrowserPropertyType GetPropertyType(void) const
271 {
272 return kDataBrowserIconType;
273 }
274
275protected:
276private:
277 DECLARE_DYNAMIC_CLASS_NO_COPY(wxDataViewBitmapRenderer)
278};
279
280// ---------------------------------------------------------
281// wxDataViewToggleRenderer
282// ---------------------------------------------------------
283
284class WXDLLIMPEXP_ADV wxDataViewToggleRenderer: public wxDataViewRenderer
285{
286public:
287 wxDataViewToggleRenderer(wxString const& varianttype = wxT("bool"), wxDataViewCellMode mode = wxDATAVIEW_CELL_INERT, int align=wxDVR_DEFAULT_ALIGNMENT);
288
289//
290// inherited functions from wxDataViewRenderer
291//
292 virtual bool Render(void);
293
294//
295// implementation
296//
297 virtual DataBrowserPropertyType GetPropertyType(void) const
298 {
299 return kDataBrowserCheckboxType;
300 }
301
302protected:
303private:
304 DECLARE_DYNAMIC_CLASS_NO_COPY(wxDataViewToggleRenderer)
305};
306
307// ---------------------------------------------------------
308// wxDataViewProgressRenderer
309// ---------------------------------------------------------
310
311class WXDLLIMPEXP_ADV wxDataViewProgressRenderer: public wxDataViewRenderer
312{
313public:
314 wxDataViewProgressRenderer(wxString const& label = wxEmptyString, wxString const& varianttype=wxT("long"),
315 wxDataViewCellMode mode=wxDATAVIEW_CELL_INERT, int align=wxDVR_DEFAULT_ALIGNMENT);
316
317//
318// inherited functions from wxDataViewRenderer
319//
320 virtual bool Render(void);
321
322//
323// implementation
324//
325 virtual DataBrowserPropertyType GetPropertyType(void) const
326 {
327 return kDataBrowserProgressBarType;
328 }
329
330protected:
331private:
332 DECLARE_DYNAMIC_CLASS_NO_COPY(wxDataViewProgressRenderer)
333};
334
335// ---------------------------------------------------------
336// wxDataViewDateRenderer
337// ---------------------------------------------------------
338
339class WXDLLIMPEXP_ADV wxDataViewDateRenderer: public wxDataViewRenderer
340{
341public:
342 wxDataViewDateRenderer(wxString const& varianttype=wxT("datetime"), wxDataViewCellMode mode=wxDATAVIEW_CELL_ACTIVATABLE, int align=wxDVR_DEFAULT_ALIGNMENT);
343
344//
345// inherited functions from wxDataViewRenderer
346//
347 virtual bool Render(void);
348
349//
350// implementation
351//
352 virtual DataBrowserPropertyType GetPropertyType(void) const
353 {
354 return kDataBrowserDateTimeType;
355 }
356
357protected:
358private:
359 DECLARE_DYNAMIC_CLASS_NO_COPY(wxDataViewDateRenderer)
360};
361
362// ---------------------------------------------------------
363// wxDataViewColumn
364// ---------------------------------------------------------
365
366class WXDLLIMPEXP_ADV wxDataViewColumn: public wxDataViewColumnBase
367{
368public:
369//
370// constructors / destructor
371//
372 wxDataViewColumn(wxString const& title, wxDataViewRenderer* renderer, unsigned int model_column, int width=80, wxAlignment align=wxALIGN_CENTER,
373 int flags=wxDATAVIEW_COL_RESIZABLE);
374 wxDataViewColumn(wxBitmap const& bitmap, wxDataViewRenderer* renderer, unsigned int model_column, int width=80, wxAlignment align=wxALIGN_CENTER,
375 int flags=wxDATAVIEW_COL_RESIZABLE);
376
377//
378// inherited methods from wxDataViewColumnBase
379//
380 virtual wxAlignment GetAlignment(void) const
381 {
382 return this->m_alignment;
383 }
384 virtual int GetFlags(void) const
385 {
386 return this->m_flags;
387 }
388 virtual int GetMaxWidth(void) const
389 {
390 return this->m_maxWidth;
391 }
392 virtual int GetMinWidth(void) const
393 {
394 return this->m_minWidth;
395 }
396 virtual wxString GetTitle(void) const
397 {
398 return this->m_title;
399 }
400 virtual int GetWidth(void) const
401 {
402 return this->m_width;
403 }
404
405 virtual bool IsHidden(void) const
406 {
407 return false; // not implemented
408 }
409 virtual bool IsResizeable(void) const
410 {
411 return ((this->m_flags & wxDATAVIEW_COL_RESIZABLE) != 0);
412 }
413 virtual bool IsSortable(void) const
414 {
415 return ((this->m_flags & wxDATAVIEW_COL_SORTABLE) != 0);
416 }
417 virtual bool IsSortOrderAscending(void) const
418 {
419 return this->m_ascending;
420 }
421
422 virtual void SetAlignment(wxAlignment align);
423 virtual void SetBitmap (wxBitmap const& bitmap);
424 virtual void SetFlags (int flags);
425 virtual void SetHidden(bool WXUNUSED(hidden))
426 {
427 }
428 virtual void SetMaxWidth (int maxWidth);
429 virtual void SetMinWidth (int minWidth);
430 virtual void SetResizeable(bool resizeable);
431 virtual void SetSortable (bool sortable);
432 virtual void SetSortOrder (bool ascending);
433 virtual void SetTitle (wxString const& title);
434 virtual void SetWidth (int width);
435
436//
437// implementation
438//
439 DataBrowserPropertyID GetPropertyID(void) const
440 {
441 return this->m_propertyID;
442 }
443
444 void SetPropertyID(DataBrowserPropertyID newID)
445 {
446 this->m_propertyID = newID;
447 }
448
449protected:
450private:
451//
452// variables
453//
454 bool m_ascending; // sorting order
455
456 DataBrowserPropertyID m_propertyID; // each column is identified by its unique property ID (NOT by the column index)
457
458 int m_flags; // flags for the column
459 int m_maxWidth; // maximum width for the column
460 int m_minWidth; // minimum width for the column
461 int m_width; // column width
462
463 wxAlignment m_alignment; // column header alignment
464
465 wxString m_title; // column title
466
467 // wxWidget internal stuff:
468 DECLARE_DYNAMIC_CLASS_NO_COPY(wxDataViewColumn)
469};
470
471// ---------------------------------------------------------
472// wxDataViewCtrl
473// ---------------------------------------------------------
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474class WXDLLIMPEXP_ADV wxDataViewCtrl: public wxDataViewCtrlBase
475{
476public:
477 // Constructors / destructor:
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478 wxDataViewCtrl()
479 {
480 this->Init();
481 }
482 wxDataViewCtrl(wxWindow *parent, wxWindowID id, wxPoint const& pos = wxDefaultPosition, wxSize const& size = wxDefaultSize, long style = 0,
483 wxValidator const& validator = wxDefaultValidator)
484 {
485 this->Init();
486 this->Create(parent, id, pos, size, style, validator );
487 }
488
489 // explicit control creation
490 bool Create(wxWindow *parent, wxWindowID id, wxPoint const& pos=wxDefaultPosition, wxSize const& size=wxDefaultSize, long style=0,
491 wxValidator const& validator=wxDefaultValidator);
492
493 // inherited methods from 'wxDataViewCtrlBase':
494 virtual bool AppendColumn(wxDataViewColumn* columnPtr);
495
496 virtual bool AssociateModel(wxDataViewModel* model);
497
498 virtual wxControl* GetMainWindow(void) // should disappear as it is not of any use for the native implementation
499 {
500 return this;
501 }
502
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503 virtual void EnsureVisible(wxDataViewItem const& item, wxDataViewColumn const* columnPtr=NULL);
504
505 virtual wxRect GetItemRect(wxDataViewItem const& item, wxDataViewColumn const* columnPtr) const;
506 virtual wxDataViewItem GetSelection(void) const;
507 virtual int GetSelections(wxDataViewItemArray& sel) const;
508
509 virtual void HitTest(wxPoint const& point, wxDataViewItem& item, wxDataViewColumn*& columnPtr) const;
510
511 virtual bool IsSelected(wxDataViewItem const& item) const;
512
513 virtual void SelectAll(void);
514 virtual void Select(wxDataViewItem const& item);
515 virtual void SetSelections(wxDataViewItemArray const& sel);
c0a66d92 516
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517 virtual void Unselect(wxDataViewItem const& item);
518 virtual void UnselectAll(void);
519
520
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521//
522// implementation
523//
524
07c51ff1 525 // adds all children of the passed parent to the control; if 'parentItem' is invalid the root(s) is/are added:
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526 void AddChildrenLevel(wxDataViewItem const& parentItem);
527
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528 // checks if currently a delete process is running:
529 bool IsDeleting(void) const
530 {
531 return this->m_Deleting;
532 }
533
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534 // with CG, we need to get the context from an kEventControlDraw event
535 // unfortunately, the DataBrowser callbacks don't provide the context
536 // and we need it, so we need to set/remove it before and after draw
537 // events so we can access it in the callbacks.
538 void MacSetDrawingContext(void* context)
539 {
540 this->m_cgContext = context;
541 }
542 void* MacGetDrawingContext(void) const
543 {
544 return this->m_cgContext;
545 }
546
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547 /// sets the flag indicating a deletion process:
548 void SetDeleting(bool deleting)
549 {
550 this->m_Deleting = deleting;
551 }
552
c0a66d92 553protected:
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554 // inherited methods from wxDataViewCtrlBase:
555 virtual void DoSetExpanderColumn(void);
556 virtual void DoSetIndent(void);
557
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558 // event handling:
559 void OnSize(wxSizeEvent &event);
560
561private:
562 // initializing of local variables:
563 void Init(void);
564
565///
566// variables
567//
568
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569 bool m_Deleting; // flag indicating if a delete process is running; this flag is necessary because the notifier indicating an item deletion in the model may be called
570 // after the actual deletion of the item; then, the callback function "wxMacDataViewDataBrowserListViewControl::DataBrowserGetSetItemDataProc" may
571 // try to update data into variables that are already deleted; this flag will ignore all variable update requests during item deletion
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572
573 void* m_cgContext; // pointer to core graphics context
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574
575 wxDataViewModelNotifier* m_NotifierPtr; // the notifier is NOT owned by this class but by the associated model
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576
577 // wxWidget internal stuff:
578 DECLARE_DYNAMIC_CLASS(wxDataViewCtrl)
579 DECLARE_NO_COPY_CLASS(wxDataViewCtrl)
580 DECLARE_EVENT_TABLE()
581};
582
583
584#endif // __MACDATAVIEWCTRL_H__