1 /////////////////////////////////////////////////////////////////////////////
2 // Name:        wx/osx/carbon/dataview.h
3 // Purpose:     wxDataViewCtrl native implementation header for carbon
4 // Author:
5 // Copyright:   (c) 2009
6 // Licence:     wxWindows licence
7 /////////////////////////////////////////////////////////////////////////////
8 
9 #ifndef _WX_DATAVIEWCTRL_CARBON_H_
10 #define _WX_DATAVIEWCTRL_CARBON_H_
11 
12 #include "wx/defs.h"
13 
14 #if wxUSE_GUI
15 
16 #include "wx/osx/core/dataview.h"
17 #include "wx/osx/private.h"
18 
19 // ============================================================================
20 // wxDataViewColumnNativeData
21 // ============================================================================
22 class wxDataViewColumnNativeData
23 {
24 public:
25 //
26 // constructors / destructor
27 //
wxDataViewColumnNativeData()28   wxDataViewColumnNativeData()
29   {
30   }
wxDataViewColumnNativeData(DataBrowserPropertyID initPropertyID)31   wxDataViewColumnNativeData(DataBrowserPropertyID initPropertyID)
32                             :m_PropertyID(initPropertyID)
33   {
34   }
35 
36 //
37 // data access methods
38 //
GetPropertyID()39   DataBrowserPropertyID GetPropertyID() const
40   {
41     return m_PropertyID;
42   }
43 
SetPropertyID(DataBrowserPropertyID newPropertyID)44   void SetPropertyID(DataBrowserPropertyID newPropertyID)
45   {
46     m_PropertyID = newPropertyID;
47   }
48 
49 protected:
50 private:
51 //
52 // variables
53 //
54   DataBrowserPropertyID m_PropertyID; // each column is identified by its unique property ID (NOT by the column's index)
55 };
56 
57 // ============================================================================
58 // wxDataViewRendererNativeData
59 // ============================================================================
60 class wxDataViewRendererNativeData
61 {
62 public:
63 //
64 // constructors / destructor
65 //
wxDataViewRendererNativeData()66   wxDataViewRendererNativeData()
67   {
68   }
69   wxDataViewRendererNativeData(DataBrowserPropertyType initPropertyType, DataBrowserItemDataRef initItemDataRef=NULL)
m_ItemDataRef(initItemDataRef)70                               :m_ItemDataRef(initItemDataRef), m_PropertyType(initPropertyType)
71   {
72   }
73 
74 //
75 // data access methods
76 //
GetItemDataRef()77   DataBrowserItemDataRef GetItemDataRef() const
78   {
79     return m_ItemDataRef;
80   }
GetPropertyType()81   DataBrowserPropertyType GetPropertyType() const
82   {
83     return m_PropertyType;
84   }
85 
SetItemDataRef(DataBrowserItemDataRef newItemDataRef)86   void SetItemDataRef(DataBrowserItemDataRef newItemDataRef)
87   {
88     m_ItemDataRef = newItemDataRef;
89   }
SetPropertyType(DataBrowserPropertyType newPropertyType)90   void SetPropertyType(DataBrowserPropertyType newPropertyType)
91   {
92     m_PropertyType = newPropertyType;
93   }
94 
95 protected:
96 private:
97 //
98 // variables
99 //
100   DataBrowserItemDataRef m_ItemDataRef;
101 
102   DataBrowserPropertyType m_PropertyType;
103 };
104 
105 // ============================================================================
106 // wxMacDataBrowserTableViewControl
107 // ============================================================================
108 //
109 // This is a wrapper class for the Mac OS X data browser environment.
110 // It covers all data browser functionality for the native browser's list
111 // and column style.
112 //
113 
114 // data browser's property IDs have a reserved ID range from 0 - 1023
115 // therefore, the first usable property ID is 'kMinPropertyID'
116 DataBrowserPropertyID const kMinPropertyID = 1024;
117 
118 // array of data browser item IDs
119 WX_DEFINE_ARRAY_SIZE_T(size_t,wxArrayDataBrowserItemID);
120 
121 class wxMacDataBrowserTableViewControl : public wxMacControl
122 {
123 public:
124 //
125 // constructors / destructor
126 //
127   wxMacDataBrowserTableViewControl(wxWindow* peer, const wxPoint& pos, const wxSize& size, long style);
wxMacDataBrowserTableViewControl()128   wxMacDataBrowserTableViewControl()
129   {
130   }
131   ~wxMacDataBrowserTableViewControl();
132 
133 //
134 // callback handling
135 //
136   OSStatus SetCallbacks      (DataBrowserCallbacks const*       callbacks);
137   OSStatus SetCustomCallbacks(DataBrowserCustomCallbacks const* customCallbacks);
138 
139 //
140 // DnD handling
141 //
142   OSStatus EnableAutomaticDragTracking(bool enable=true);
143 
144 //
145 // header handling
146 //
147   OSStatus GetHeaderDesc(DataBrowserPropertyID property, DataBrowserListViewHeaderDesc* desc) const;
148 
149   OSStatus SetHeaderDesc(DataBrowserPropertyID property, DataBrowserListViewHeaderDesc* desc);
150 
151 //
152 // layout handling
153 //
154   OSStatus AutoSizeColumns();
155 
156   OSStatus EnableCellSizeModification(bool enableHeight=true, bool enableWidth=true); // enables or disables the column width and row height modification (default: false)
157 
158   OSStatus GetAttributes        (OptionBits* attributes);
159   OSStatus GetColumnWidth       (DataBrowserPropertyID column, UInt16 *width ) const; // returns the column width in pixels
160   OSStatus GetDefaultColumnWidth(UInt16 *width ) const; // returns the default column width in pixels
161   OSStatus GetDefaultRowHeight  (UInt16 * height ) const;
162   OSStatus GetHeaderButtonHeight(UInt16 *height );
163   OSStatus GetPartBounds        (DataBrowserItemID item, DataBrowserPropertyID property, DataBrowserPropertyPart part, Rect* bounds);
164   OSStatus GetRowHeight         (DataBrowserItemID item , UInt16 *height) const;
165   OSStatus GetScrollPosition    (UInt32* top, UInt32 *left) const;
166 
167   OSStatus SetAttributes (OptionBits attributes);
168   OSStatus SetColumnWidth(DataBrowserPropertyID column, UInt16 width); // sets the column width in pixels
169   OSStatus SetDefaultColumnWidth( UInt16 width );
170   OSStatus SetDefaultRowHeight( UInt16 height );
171   OSStatus SetHasScrollBars( bool horiz, bool vert );
172   OSStatus SetHeaderButtonHeight( UInt16 height );
173   OSStatus SetHiliteStyle(DataBrowserTableViewHiliteStyle hiliteStyle);
174   OSStatus SetIndent(float Indent);
175   OSStatus SetItemRowHeight( DataBrowserItemID item , UInt16 height);
176   OSStatus SetScrollPosition( UInt32 top , UInt32 left );
177 
178 //
179 // column handling
180 //
181   OSStatus GetColumnCount   (UInt32* numColumns) const;
182   OSStatus GetColumnIndex   (DataBrowserPropertyID propertyID, DataBrowserTableViewColumnIndex* index) const; // returns for the passed property the corresponding column index
183   OSStatus GetFreePropertyID(DataBrowserPropertyID* propertyID) const; // this method returns a property id that is valid and currently not used; if it cannot be found 'errDataBrowserPropertyNotSupported' is returned
184   OSStatus GetPropertyFlags (DataBrowserPropertyID propertyID, DataBrowserPropertyFlags *flags ) const;
185   OSStatus GetPropertyID    (DataBrowserItemDataRef itemData, DataBrowserPropertyID* propertyID) const; // returns for the passed item data reference the corresponding property ID
186   OSStatus GetPropertyID    (DataBrowserTableViewColumnIndex index, DataBrowserPropertyID* propertyID) const; // returns for the passed column index the corresponding property ID
187 
188   OSStatus IsUsedPropertyID(DataBrowserPropertyID propertyID) const; // checks if passed property id is used by the control; no error is returned if the id exists
189 
190   OSStatus RemoveColumnByProperty(DataBrowserTableViewColumnID propertyID);
191   OSStatus RemoveColumnByIndex   (DataBrowserTableViewColumnIndex index);
192 
193   OSStatus SetColumnIndex     (DataBrowserPropertyID propertyID, DataBrowserTableViewColumnIndex index);
194   OSStatus SetDisclosureColumn(DataBrowserPropertyID propertyID, Boolean expandableRows=false);
195   OSStatus SetPropertyFlags   (DataBrowserPropertyID propertyID, DataBrowserPropertyFlags flags);
196 
197 //
198 // item handling
199 //
AddItem(DataBrowserItemID container,DataBrowserItemID const * itemID)200   OSStatus AddItem(DataBrowserItemID container, DataBrowserItemID const* itemID) // adds a single item
201   {
202     return AddItems(container,1,itemID,kDataBrowserItemNoProperty);
203   }
204   OSStatus AddItems(DataBrowserItemID container, UInt32 numItems, DataBrowserItemID const* items, DataBrowserPropertyID preSortProperty); // adds items to the data browser
205 
206   OSStatus GetFreeItemID(DataBrowserItemID* id) const; // this method returns an item id that is valid and currently not used; if it cannot be found 'errDataBrowserItemNotAdded' is returned
GetItemCount(ItemCount * numItems)207   OSStatus GetItemCount (ItemCount* numItems) const
208   {
209     return GetItemCount(kDataBrowserNoItem,true,kDataBrowserItemAnyState,numItems);
210   }
211   OSStatus GetItemCount (DataBrowserItemID container, Boolean recurse, DataBrowserItemState state, ItemCount* numItems) const;
212   OSStatus GetItemID    (DataBrowserTableViewRowIndex row, DataBrowserItemID* item) const;
213   OSStatus GetItems     (DataBrowserItemID container, Boolean recurse, DataBrowserItemState state, Handle items) const;
214   OSStatus GetItemRow   (DataBrowserItemID item, DataBrowserTableViewRowIndex* row) const;
215   OSStatus GetItemState (DataBrowserItemID item, DataBrowserItemState* state) const;
216 
217   OSStatus IsUsedItemID(DataBrowserItemID itemID) const; // checks if the passed id is in use
218 
219   OSStatus RevealItem(DataBrowserItemID item, DataBrowserPropertyID propertyID, DataBrowserRevealOptions options) const;
220 
RemoveItem(DataBrowserItemID container,DataBrowserItemID const * itemID)221   OSStatus RemoveItem(DataBrowserItemID container, DataBrowserItemID const* itemID) // removes a single item
222   {
223     return RemoveItems(container,1,itemID,kDataBrowserItemNoProperty);
224   }
RemoveItems(void)225   OSStatus RemoveItems(void) // removes all items
226   {
227     return RemoveItems(kDataBrowserNoItem,0,NULL,kDataBrowserItemNoProperty);
228   }
229   OSStatus RemoveItems(DataBrowserItemID container, UInt32 numItems, DataBrowserItemID const* items, DataBrowserPropertyID preSortProperty);
230 
UpdateItem(DataBrowserItemID container,DataBrowserItemID const * item)231   OSStatus UpdateItem(DataBrowserItemID container, DataBrowserItemID const* item) // updates all columns of the passed item
232   {
233     return UpdateItems(container,1,item,kDataBrowserItemNoProperty,kDataBrowserItemNoProperty);
234   }
UpdateItems(void)235   OSStatus UpdateItems(void) // updates all items
236   {
237     return UpdateItems(kDataBrowserNoItem,0,NULL,kDataBrowserItemNoProperty,kDataBrowserItemNoProperty);
238   }
239   OSStatus UpdateItems(DataBrowserItemID container, UInt32 numItems, DataBrowserItemID const* items, DataBrowserPropertyID preSortProperty, DataBrowserPropertyID propertyID) const;
240 
241 //
242 // item selection
243 //
244   size_t   GetSelectedItemIDs(wxArrayDataBrowserItemID& itemIDs) const; // returns the number of selected item and the item IDs in the array
245   OSStatus GetSelectionAnchor(DataBrowserItemID *first, DataBrowserItemID *last) const;
246   OSStatus GetSelectionFlags (DataBrowserSelectionFlags* flags) const;
247 
248   bool IsItemSelected(DataBrowserItemID item) const;
249 
250   OSStatus SetSelectionFlags(DataBrowserSelectionFlags flags);
251   OSStatus SetSelectedItems (UInt32 numItems, DataBrowserItemID const* itemIDs, DataBrowserSetOption operation);
252 
253 //
254 // item sorting
255 //
256   OSStatus GetSortOrder   (DataBrowserSortOrder* order) const;
257   OSStatus GetSortProperty(DataBrowserPropertyID* propertyID) const;
258 
259   OSStatus Resort(DataBrowserItemID container=kDataBrowserNoItem, Boolean sortChildren=true);
260 
261   OSStatus SetSortOrder   (DataBrowserSortOrder  order);
262   OSStatus SetSortProperty(DataBrowserPropertyID propertyID);
263 
264 //
265 // container handling
266 //
267   OSStatus CloseContainer(DataBrowserItemID containerID);
268 
269   OSStatus OpenContainer(DataBrowserItemID containerID);
270 
271 protected :
272 //
273 // standard callback functions
274 //
275   static pascal Boolean  DataBrowserCompareProc          (ControlRef browser, DataBrowserItemID itemOneID, DataBrowserItemID itemTwoID, DataBrowserPropertyID sortProperty);
276   static pascal void     DataBrowserGetContextualMenuProc(ControlRef browser, MenuRef* menu, UInt32* helpType, CFStringRef* helpItemString, AEDesc* selection);
277   static pascal OSStatus DataBrowserGetSetItemDataProc   (ControlRef browser, DataBrowserItemID itemID, DataBrowserPropertyID property, DataBrowserItemDataRef itemData, Boolean getValue);
278   static pascal void     DataBrowserItemNotificationProc (ControlRef browser, DataBrowserItemID itemID, DataBrowserItemNotification message, DataBrowserItemDataRef itemData);
279 
280   virtual Boolean  DataBrowserCompareProc          (DataBrowserItemID itemOneID, DataBrowserItemID itemTwoID, DataBrowserPropertyID sortProperty) = 0;
281   virtual void     DataBrowserGetContextualMenuProc(MenuRef* menu, UInt32* helpType, CFStringRef* helpItemString, AEDesc* selection) = 0;
282   virtual OSStatus DataBrowserGetSetItemDataProc   (DataBrowserItemID itemID, DataBrowserPropertyID property, DataBrowserItemDataRef itemData, Boolean getValue) = 0;
283   virtual void     DataBrowserItemNotificationProc (DataBrowserItemID itemID, DataBrowserItemNotification message, DataBrowserItemDataRef itemData) = 0;
284 
285 //
286 // callback functions for customized types
287 //
288   static pascal void                      DataBrowserDrawItemProc(ControlRef browser, DataBrowserItemID itemID, DataBrowserPropertyID propertyID, DataBrowserItemState state, Rect const* rectangle, SInt16 bitDepth, Boolean colorDevice);
289   static pascal Boolean                   DataBrowserEditItemProc(ControlRef browser, DataBrowserItemID itemID, DataBrowserPropertyID propertyID, CFStringRef theString, Rect* maxEditTextRect, Boolean* shrinkToFit);
290   static pascal Boolean                   DataBrowserHitTestProc (ControlRef browser, DataBrowserItemID itemID, DataBrowserPropertyID propertyID, Rect const* theRect, Rect const* mouseRect);
291   static pascal DataBrowserTrackingResult DataBrowserTrackingProc(ControlRef browser, DataBrowserItemID itemID, DataBrowserPropertyID propertyID, Rect const* theRect, Point startPt, EventModifiers modifiers);
292 
293   virtual void                      DataBrowserDrawItemProc(DataBrowserItemID itemID, DataBrowserPropertyID propertyID, DataBrowserItemState state, Rect const* rectangle, SInt16 bitDepth, Boolean colorDevice) = 0;
294   virtual Boolean                   DataBrowserEditItemProc(DataBrowserItemID itemID, DataBrowserPropertyID propertyID, CFStringRef theString, Rect* maxEditTextRect, Boolean* shrinkToFit) = 0;
295   virtual Boolean                   DataBrowserHitTestProc (DataBrowserItemID itemID, DataBrowserPropertyID propertyID, Rect const* theRect, Rect const* mouseRect) = 0;
296   virtual DataBrowserTrackingResult DataBrowserTrackingProc(DataBrowserItemID itemID, DataBrowserPropertyID propertyID, Rect const* theRect, Point startPt, EventModifiers modifiers) = 0;
297 
298 //
299 // callback functions for drag & drop
300 //
301   static pascal Boolean DataBrowserAcceptDragProc (ControlRef browser, DragReference dragRef, DataBrowserItemID itemID);
302   static pascal Boolean DataBrowserAddDragItemProc(ControlRef browser, DragReference dragRef, DataBrowserItemID itemID, ItemReference* itemRef);
303   static pascal Boolean DataBrowserReceiveDragProc(ControlRef browser, DragReference dragRef, DataBrowserItemID itemID);
304 
305   virtual Boolean DataBrowserAcceptDragProc (DragReference dragRef, DataBrowserItemID itemID)                         = 0;
306   virtual Boolean DataBrowserAddDragItemProc(DragReference dragRef, DataBrowserItemID itemID, ItemReference* itemRef) = 0;
307   virtual Boolean DataBrowserReceiveDragProc(DragReference dragRef, DataBrowserItemID itemID)                         = 0;
308 
309 //
310 // event handler for hit testing
311 //
312   void*  m_macDataViewCtrlEventHandler;
313 
314 private:
315 //
316 // wxWidget internal stuff
317 //
318     DECLARE_ABSTRACT_CLASS(wxMacDataBrowserTableViewControl)
319 };
320 
321 // ============================================================================
322 // wxMacDataBrowserListViewControl
323 // ============================================================================
324 //
325 // This class is a wrapper for the native browser's list view style. It expands
326 // the inherited functionality of the table view control class.
327 // The term list view is in this case Mac OS X specific and is not related
328 // to any wxWidget naming conventions.
329 //
330 class wxMacDataBrowserListViewControl : public wxMacDataBrowserTableViewControl
331 {
332 public:
333 //
334 // constructors / destructor
335 //
wxMacDataBrowserListViewControl(wxWindow * peer,wxPoint const & pos,wxSize const & size,long style)336   wxMacDataBrowserListViewControl(wxWindow* peer, wxPoint const& pos, wxSize const& size, long style) : wxMacDataBrowserTableViewControl(peer,pos,size,style)
337   {
338   }
339 
340 //
341 // column handling
342 //
343   OSStatus AddColumn(DataBrowserListViewColumnDesc *columnDesc, DataBrowserTableViewColumnIndex position);
344 
345 protected:
346 private:
347 };
348 
349 
350 // ============================================================================
351 // wxMacDataViewDataBrowserListViewControl
352 // ============================================================================
353 //
354 // This is the internal interface class between wxDataViewCtrl (wxWidget) and
355 // the native data browser (Mac OS X carbon).
356 //
357 class wxMacDataViewDataBrowserListViewControl : public wxMacDataBrowserListViewControl, public wxDataViewWidgetImpl
358 {
359 public:
360 //
361 // constructors / destructor
362 //
363   wxMacDataViewDataBrowserListViewControl(wxWindow* peer, wxPoint const& pos, wxSize const& size, long style);
364 
365  //
366  // column related methods (inherited from wxDataViewWidgetImpl)
367  //
368   virtual bool              ClearColumns       ();
369   virtual bool              DeleteColumn       (wxDataViewColumn* columnPtr);
370   virtual void              DoSetExpanderColumn(wxDataViewColumn const* columnPtr);
371   virtual wxDataViewColumn* GetColumn          (unsigned int pos) const;
372   virtual int               GetColumnPosition  (wxDataViewColumn const* columnPtr) const;
373   virtual bool              InsertColumn       (unsigned int pos, wxDataViewColumn* columnPtr);
FitColumnWidthToContent(unsigned int WXUNUSED (pos))374   virtual void              FitColumnWidthToContent(unsigned int WXUNUSED(pos)) { /*not implemented*/ }
375 
376  //
377  // item related methods (inherited from wxDataViewWidgetImpl)
378  //
379   virtual bool         Add          (wxDataViewItem const& parent, wxDataViewItem const& item);
380   virtual bool         Add          (wxDataViewItem const& parent, wxDataViewItemArray const& items);
381   virtual void         Collapse     (wxDataViewItem const& item);
382   virtual void         EnsureVisible(wxDataViewItem const& item, wxDataViewColumn const* columnPtr);
383   virtual void         Expand       (wxDataViewItem const& item);
384   virtual unsigned int GetCount     () const;
385   virtual wxRect       GetRectangle (wxDataViewItem const& item, wxDataViewColumn const* columnPtr);
386   virtual bool         IsExpanded   (wxDataViewItem const& item) const;
387   virtual bool         Reload       ();
388   virtual bool         Remove       (wxDataViewItem const& parent, wxDataViewItem const& item);
389   virtual bool         Remove       (wxDataViewItem const& parent, wxDataViewItemArray const& item);
390   virtual bool         Update       (wxDataViewColumn const* columnPtr);
391   virtual bool         Update       (wxDataViewItem const& parent, wxDataViewItem const& item);
392   virtual bool         Update       (wxDataViewItem const& parent, wxDataViewItemArray const& items);
393 
394  //
395  // model related methods
396  //
397   virtual bool AssociateModel(wxDataViewModel* model);
398 
399  //
400  // selection related methods (inherited from wxDataViewWidgetImpl)
401  //
402   virtual wxDataViewItem GetCurrentItem() const;
403   virtual void SetCurrentItem(const wxDataViewItem& item);
404   virtual wxDataViewColumn *GetCurrentColumn() const;
405   virtual int  GetSelectedItemsCount() const;
406   virtual int  GetSelections(wxDataViewItemArray& sel)   const;
407   virtual bool IsSelected   (wxDataViewItem const& item) const;
408   virtual void Select       (wxDataViewItem const& item);
409   virtual void SelectAll    ();
410   virtual void Unselect     (wxDataViewItem const& item);
411   virtual void UnselectAll  ();
412 
413  //
414  // sorting related methods
415  //
416   virtual wxDataViewColumn* GetSortingColumn () const;
417   virtual void              Resort           ();
418 
419  //
420  // other methods (inherited from wxDataViewWidgetImpl)
421  //
422   virtual void DoSetIndent (int indent);
423   virtual void HitTest     (wxPoint const& point, wxDataViewItem& item, wxDataViewColumn*& columnPtr) const;
424   virtual void SetRowHeight(wxDataViewItem const& item, unsigned int height);
425   virtual void OnSize      ();
426 
427   virtual void StartEditor( const wxDataViewItem & item, unsigned int column );
428 
429  //
430  // other methods
431  //
GetDataViewCtrl()432   wxDataViewCtrl* GetDataViewCtrl() const
433   {
434     return dynamic_cast<wxDataViewCtrl*>(GetWXPeer());
435   }
436 
437 protected:
438 //
439 // standard callback functions (inherited from wxMacDataBrowserTableViewControl)
440 //
441   virtual Boolean  DataBrowserCompareProc          (DataBrowserItemID itemOneID, DataBrowserItemID itemTwoID, DataBrowserPropertyID sortProperty);
442   virtual void     DataBrowserItemNotificationProc (DataBrowserItemID itemID, DataBrowserItemNotification message, DataBrowserItemDataRef itemData);
443   virtual void     DataBrowserGetContextualMenuProc(MenuRef* menu, UInt32* helpType, CFStringRef* helpItemString, AEDesc* selection);
444   virtual OSStatus DataBrowserGetSetItemDataProc   (DataBrowserItemID itemID, DataBrowserPropertyID propertyID, DataBrowserItemDataRef itemData, Boolean getValue);
445 
446 //
447 // callback functions for customized types (inherited from wxMacDataBrowserTableViewControl)
448 //
449   virtual void                      DataBrowserDrawItemProc(DataBrowserItemID itemID, DataBrowserPropertyID propertyID, DataBrowserItemState state, Rect const* rectangle, SInt16 bitDepth, Boolean colorDevice);
450   virtual Boolean                   DataBrowserEditItemProc(DataBrowserItemID itemID, DataBrowserPropertyID propertyID, CFStringRef theString, Rect* maxEditTextRect, Boolean* shrinkToFit);
451   virtual Boolean                   DataBrowserHitTestProc (DataBrowserItemID itemID, DataBrowserPropertyID propertyID, Rect const* theRect, Rect const* mouseRect);
452   virtual DataBrowserTrackingResult DataBrowserTrackingProc(DataBrowserItemID itemID, DataBrowserPropertyID propertyID, Rect const* theRect, Point startPt, EventModifiers modifiers);
453 
454 //
455 // callback functions for drag & drop (inherited from wxMacDataBrowserTableViewControl)
456 //
457   virtual Boolean DataBrowserAcceptDragProc (DragReference dragRef, DataBrowserItemID itemID);
458   virtual Boolean DataBrowserAddDragItemProc(DragReference dragRef, DataBrowserItemID itemID, ItemReference* itemRef);
459   virtual Boolean DataBrowserReceiveDragProc(DragReference dragRef, DataBrowserItemID itemID);
460 
461 //
462 // drag & drop helper methods
463 //
464   wxDataFormat           GetDnDDataFormat(wxDataObjectComposite* dataObjects);
465   wxDataObjectComposite* GetDnDDataObjects(DragReference dragRef, ItemReference itemRef) const; // create the data objects from the native dragged object
466 
467 //
468 // other methods
469 //
470   wxDataViewColumn* GetColumnPtr(DataBrowserPropertyID propertyID) const; // returns for the passed property the corresponding pointer to a column; NULL is returned if not found
471 
472 private:
473 };
474 
475 typedef wxMacDataViewDataBrowserListViewControl* wxMacDataViewDataBrowserListViewControlPointer;
476 
477 #endif // WX_GUI
478 #endif // _WX_MACCARBONDATAVIEWCTRL_H_
479