include/wx/osx/carbon/dataview.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/osx/carbon/dataview.h
   3 // Purpose:     wxDataViewCtrl native implementation header for carbon
   4 // Author:
   5 // Id:          $Id: dataview.h 57374 2009-01-27
   6 // Copyright:   (c) 2009
   7 // Licence:     wxWindows licence
   8 /////////////////////////////////////////////////////////////////////////////
   9
  10 #ifndef _WX_DATAVIEWCTRL_CARBON_H_
  11 #define _WX_DATAVIEWCTRL_CARBON_H_
  12
  13 #include "wx/defs.h"
  14
  15 #if wxUSE_GUI
  16
  17 #include "wx/osx/core/dataview.h"
  18 #include "wx/osx/private.h"
  19
  20 // ============================================================================
  21 // wxDataViewColumnNativeData
  22 // ============================================================================
  23 class wxDataViewColumnNativeData
  24 {
  25 public:
  26 //
  27 // constructors / destructor
  28 //
  29   wxDataViewColumnNativeData()
  30   {
  31   }
  32   wxDataViewColumnNativeData(DataBrowserPropertyID initPropertyID)
  33                             :m_PropertyID(initPropertyID)
  34   {
  35   }
  36
  37 //
  38 // data access methods
  39 //
  40   DataBrowserPropertyID GetPropertyID() const
  41   {
  42     return m_PropertyID;
  43   }
  44
  45   void SetPropertyID(DataBrowserPropertyID newPropertyID)
  46   {
  47     m_PropertyID = newPropertyID;
  48   }
  49
  50 protected:
  51 private:
  52 //
  53 // variables
  54 //
  55   DataBrowserPropertyID m_PropertyID; // each column is identified by its unique property ID (NOT by the column's index)
  56 };
  57
  58 // ============================================================================
  59 // wxDataViewRendererNativeData
  60 // ============================================================================
  61 class wxDataViewRendererNativeData
  62 {
  63 public:
  64 //
  65 // constructors / destructor
  66 //
  67   wxDataViewRendererNativeData()
  68   {
  69   }
  70   wxDataViewRendererNativeData(DataBrowserPropertyType initPropertyType, DataBrowserItemDataRef initItemDataRef=NULL)
  71                               :m_ItemDataRef(initItemDataRef), m_PropertyType(initPropertyType)
  72   {
  73   }
  74
  75 //
  76 // data access methods
  77 //
  78   DataBrowserItemDataRef GetItemDataRef() const
  79   {
  80     return m_ItemDataRef;
  81   }
  82   DataBrowserPropertyType GetPropertyType() const
  83   {
  84     return m_PropertyType;
  85   }
  86
  87   void SetItemDataRef(DataBrowserItemDataRef newItemDataRef)
  88   {
  89     m_ItemDataRef = newItemDataRef;
  90   }
  91   void SetPropertyType(DataBrowserPropertyType newPropertyType)
  92   {
  93     m_PropertyType = newPropertyType;
  94   }
  95
  96 protected:
  97 private:
  98 //
  99 // variables
 100 //
 101   DataBrowserItemDataRef m_ItemDataRef;
 102
 103   DataBrowserPropertyType m_PropertyType;
 104 };
 105
 106 // ============================================================================
 107 // wxMacDataBrowserTableViewControl
 108 // ============================================================================
 109 //
 110 // This is a wrapper class for the Mac OS X data browser environment.
 111 // It covers all data brower functionality for the native browser's list
 112 // and column style.
 113 //
 114
 115 // data browser's property IDs have a reserved ID range from 0 - 1023
 116 // therefore, the first usable property ID is 'kMinPropertyID'
 117 DataBrowserPropertyID const kMinPropertyID = 1024;
 118
 119 // array of data browser item IDs
 120 WX_DEFINE_ARRAY_SIZE_T(size_t,wxArrayDataBrowserItemID);
 121
 122 class wxMacDataBrowserTableViewControl : public wxMacControl
 123 {
 124 public:
 125 //
 126 // constructors / destructor
 127 //
 128   wxMacDataBrowserTableViewControl(wxWindow* peer, const wxPoint& pos, const wxSize& size, long style);
 129   wxMacDataBrowserTableViewControl()
 130   {
 131   }
 132   ~wxMacDataBrowserTableViewControl();
 133
 134 //
 135 // callback handling
 136 //
 137   OSStatus SetCallbacks      (DataBrowserCallbacks const*       callbacks);
 138   OSStatus SetCustomCallbacks(DataBrowserCustomCallbacks const* customCallbacks);
 139
 140 //
 141 // DnD handling
 142 //
 143   OSStatus EnableAutomaticDragTracking(bool enable=true);
 144
 145 //
 146 // header handling
 147 //
 148   OSStatus GetHeaderDesc(DataBrowserPropertyID property, DataBrowserListViewHeaderDesc* desc) const;
 149
 150   OSStatus SetHeaderDesc(DataBrowserPropertyID property, DataBrowserListViewHeaderDesc* desc);
 151
 152 //
 153 // layout handling
 154 //
 155   OSStatus AutoSizeColumns();
 156
 157   OSStatus EnableCellSizeModification(bool enableHeight=true, bool enableWidth=true); // enables or disables the column width and row height modification (default: false)
 158
 159 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_4
 160   OSStatus GetAttributes        (OptionBits* attributes);
 161 #endif
 162   OSStatus GetColumnWidth       (DataBrowserPropertyID column, UInt16 *width ) const; // returns the column width in pixels
 163   OSStatus GetDefaultColumnWidth(UInt16 *width ) const; // returns the default column width in pixels
 164   OSStatus GetDefaultRowHeight  (UInt16 * height ) const;
 165   OSStatus GetHeaderButtonHeight(UInt16 *height );
 166   OSStatus GetPartBounds        (DataBrowserItemID item, DataBrowserPropertyID property, DataBrowserPropertyPart part, Rect* bounds);
 167   OSStatus GetRowHeight         (DataBrowserItemID item , UInt16 *height) const;
 168   OSStatus GetScrollPosition    (UInt32* top, UInt32 *left) const;
 169
 170 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_4
 171   OSStatus SetAttributes (OptionBits attributes);
 172 #endif
 173   OSStatus SetColumnWidth(DataBrowserPropertyID column, UInt16 width); // sets the column width in pixels
 174   OSStatus SetDefaultColumnWidth( UInt16 width );
 175   OSStatus SetDefaultRowHeight( UInt16 height );
 176   OSStatus SetHasScrollBars( bool horiz, bool vert );
 177   OSStatus SetHeaderButtonHeight( UInt16 height );
 178   OSStatus SetHiliteStyle(DataBrowserTableViewHiliteStyle hiliteStyle);
 179   OSStatus SetIndent(float Indent);
 180   OSStatus SetItemRowHeight( DataBrowserItemID item , UInt16 height);
 181   OSStatus SetScrollPosition( UInt32 top , UInt32 left );
 182
 183 //
 184 // column handling
 185 //
 186   OSStatus GetColumnCount   (UInt32* numColumns) const;
 187   OSStatus GetColumnIndex   (DataBrowserPropertyID propertyID, DataBrowserTableViewColumnIndex* index) const; // returns for the passed property the corresponding column index
 188   OSStatus GetFreePropertyID(DataBrowserPropertyID* propertyID) const; // this method returns a property id that is valid and currently not used; if it cannot be found 'errDataBrowerPropertyNotSupported' is returned
 189   OSStatus GetPropertyFlags (DataBrowserPropertyID propertyID, DataBrowserPropertyFlags *flags ) const;
 190   OSStatus GetPropertyID    (DataBrowserItemDataRef itemData, DataBrowserPropertyID* propertyID) const; // returns for the passed item data reference the corresponding property ID
 191   OSStatus GetPropertyID    (DataBrowserTableViewColumnIndex index, DataBrowserPropertyID* propertyID) const; // returns for the passed column index the corresponding property ID
 192
 193   OSStatus IsUsedPropertyID(DataBrowserPropertyID propertyID) const; // checks if passed property id is used by the control; no error is returned if the id exists
 194
 195   OSStatus RemoveColumnByProperty(DataBrowserTableViewColumnID propertyID);
 196   OSStatus RemoveColumnByIndex   (DataBrowserTableViewColumnIndex index);
 197
 198   OSStatus SetColumnIndex     (DataBrowserPropertyID propertyID, DataBrowserTableViewColumnIndex index);
 199   OSStatus SetDisclosureColumn(DataBrowserPropertyID propertyID, Boolean expandableRows=false);
 200   OSStatus SetPropertyFlags   (DataBrowserPropertyID propertyID, DataBrowserPropertyFlags flags);
 201
 202 //
 203 // item handling
 204 //
 205   OSStatus AddItem(DataBrowserItemID container, DataBrowserItemID const* itemID) // adds a single item
 206   {
 207     return AddItems(container,1,itemID,kDataBrowserItemNoProperty);
 208   }
 209   OSStatus AddItems(DataBrowserItemID container, UInt32 numItems, DataBrowserItemID const* items, DataBrowserPropertyID preSortProperty); // adds items to the data browser
 210
 211   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
 212   OSStatus GetItemCount (ItemCount* numItems) const
 213   {
 214     return GetItemCount(kDataBrowserNoItem,true,kDataBrowserItemAnyState,numItems);
 215   }
 216   OSStatus GetItemCount (DataBrowserItemID container, Boolean recurse, DataBrowserItemState state, ItemCount* numItems) const;
 217   OSStatus GetItemID    (DataBrowserTableViewRowIndex row, DataBrowserItemID* item) const;
 218   OSStatus GetItems     (DataBrowserItemID container, Boolean recurse, DataBrowserItemState state, Handle items) const;
 219   OSStatus GetItemRow   (DataBrowserItemID item, DataBrowserTableViewRowIndex* row) const;
 220   OSStatus GetItemState (DataBrowserItemID item, DataBrowserItemState* state) const;
 221
 222   OSStatus IsUsedItemID(DataBrowserItemID itemID) const; // checks if the passed id is in use
 223
 224   OSStatus RevealItem(DataBrowserItemID item, DataBrowserPropertyID propertyID, DataBrowserRevealOptions options) const;
 225
 226   OSStatus RemoveItem(DataBrowserItemID container, DataBrowserItemID const* itemID) // removes a single item
 227   {
 228     return RemoveItems(container,1,itemID,kDataBrowserItemNoProperty);
 229   }
 230   OSStatus RemoveItems(void) // removes all items
 231   {
 232     return RemoveItems(kDataBrowserNoItem,0,NULL,kDataBrowserItemNoProperty);
 233   }
 234   OSStatus RemoveItems(DataBrowserItemID container, UInt32 numItems, DataBrowserItemID const* items, DataBrowserPropertyID preSortProperty);
 235
 236   OSStatus UpdateItem(DataBrowserItemID container, DataBrowserItemID const* item) // updates all columns of the passed item
 237   {
 238     return UpdateItems(container,1,item,kDataBrowserItemNoProperty,kDataBrowserItemNoProperty);
 239   }
 240   OSStatus UpdateItems(void) // updates all items
 241   {
 242     return UpdateItems(kDataBrowserNoItem,0,NULL,kDataBrowserItemNoProperty,kDataBrowserItemNoProperty);
 243   }
 244   OSStatus UpdateItems(DataBrowserItemID container, UInt32 numItems, DataBrowserItemID const* items, DataBrowserPropertyID preSortProperty, DataBrowserPropertyID propertyID) const;
 245
 246 //
 247 // item selection
 248 //
 249   size_t   GetSelectedItemIDs(wxArrayDataBrowserItemID& itemIDs) const; // returns the number of selected item and the item IDs in the array
 250   OSStatus GetSelectionAnchor(DataBrowserItemID *first, DataBrowserItemID *last) const;
 251   OSStatus GetSelectionFlags (DataBrowserSelectionFlags* flags) const;
 252
 253   bool IsItemSelected(DataBrowserItemID item) const;
 254
 255   OSStatus SetSelectionFlags(DataBrowserSelectionFlags flags);
 256   OSStatus SetSelectedItems (UInt32 numItems, DataBrowserItemID const* itemIDs, DataBrowserSetOption operation);
 257
 258 //
 259 // item sorting
 260 //
 261   OSStatus GetSortOrder   (DataBrowserSortOrder* order) const;
 262   OSStatus GetSortProperty(DataBrowserPropertyID* propertyID) const;
 263
 264   OSStatus Resort(DataBrowserItemID container=kDataBrowserNoItem, Boolean sortChildren=true);
 265
 266   OSStatus SetSortOrder   (DataBrowserSortOrder  order);
 267   OSStatus SetSortProperty(DataBrowserPropertyID propertyID);
 268
 269 //
 270 // container handling
 271 //
 272   OSStatus CloseContainer(DataBrowserItemID containerID);
 273
 274   OSStatus OpenContainer(DataBrowserItemID containerID);
 275
 276 protected :
 277 //
 278 // standard callback functions
 279 //
 280   static pascal Boolean  DataBrowserCompareProc          (ControlRef browser, DataBrowserItemID itemOneID, DataBrowserItemID itemTwoID, DataBrowserPropertyID sortProperty);
 281   static pascal void     DataBrowserGetContextualMenuProc(ControlRef browser, MenuRef* menu, UInt32* helpType, CFStringRef* helpItemString, AEDesc* selection);
 282   static pascal OSStatus DataBrowserGetSetItemDataProc   (ControlRef browser, DataBrowserItemID itemID, DataBrowserPropertyID property, DataBrowserItemDataRef itemData, Boolean getValue);
 283   static pascal void     DataBrowserItemNotificationProc (ControlRef browser, DataBrowserItemID itemID, DataBrowserItemNotification message, DataBrowserItemDataRef itemData);
 284
 285   virtual Boolean  DataBrowserCompareProc          (DataBrowserItemID itemOneID, DataBrowserItemID itemTwoID, DataBrowserPropertyID sortProperty) = 0;
 286   virtual void     DataBrowserGetContextualMenuProc(MenuRef* menu, UInt32* helpType, CFStringRef* helpItemString, AEDesc* selection) = 0;
 287   virtual OSStatus DataBrowserGetSetItemDataProc   (DataBrowserItemID itemID, DataBrowserPropertyID property, DataBrowserItemDataRef itemData, Boolean getValue) = 0;
 288   virtual void     DataBrowserItemNotificationProc (DataBrowserItemID itemID, DataBrowserItemNotification message, DataBrowserItemDataRef itemData) = 0;
 289
 290 //
 291 // callback functions for customized types
 292 //
 293   static pascal void                      DataBrowserDrawItemProc(ControlRef browser, DataBrowserItemID itemID, DataBrowserPropertyID propertyID, DataBrowserItemState state, Rect const* rectangle, SInt16 bitDepth, Boolean colorDevice);
 294   static pascal Boolean                   DataBrowserEditItemProc(ControlRef browser, DataBrowserItemID itemID, DataBrowserPropertyID propertyID, CFStringRef theString, Rect* maxEditTextRect, Boolean* shrinkToFit);
 295   static pascal Boolean                   DataBrowserHitTestProc (ControlRef browser, DataBrowserItemID itemID, DataBrowserPropertyID propertyID, Rect const* theRect, Rect const* mouseRect);
 296   static pascal DataBrowserTrackingResult DataBrowserTrackingProc(ControlRef browser, DataBrowserItemID itemID, DataBrowserPropertyID propertyID, Rect const* theRect, Point startPt, EventModifiers modifiers);
 297
 298   virtual void                      DataBrowserDrawItemProc(DataBrowserItemID itemID, DataBrowserPropertyID propertyID, DataBrowserItemState state, Rect const* rectangle, SInt16 bitDepth, Boolean colorDevice) = 0;
 299   virtual Boolean                   DataBrowserEditItemProc(DataBrowserItemID itemID, DataBrowserPropertyID propertyID, CFStringRef theString, Rect* maxEditTextRect, Boolean* shrinkToFit) = 0;
 300   virtual Boolean                   DataBrowserHitTestProc (DataBrowserItemID itemID, DataBrowserPropertyID propertyID, Rect const* theRect, Rect const* mouseRect) = 0;
 301   virtual DataBrowserTrackingResult DataBrowserTrackingProc(DataBrowserItemID itemID, DataBrowserPropertyID propertyID, Rect const* theRect, Point startPt, EventModifiers modifiers) = 0;
 302
 303 //
 304 // callback functions for drag & drop
 305 ///
 306   static pascal Boolean DataBrowserAcceptDragProc (ControlRef browser, DragReference dragRef, DataBrowserItemID itemID);
 307   static pascal Boolean DataBrowserAddDragItemProc(ControlRef browser, DragReference dragRef, DataBrowserItemID itemID, ItemReference* itemRef);
 308   static pascal Boolean DataBrowserReceiveDragProc(ControlRef browser, DragReference dragRef, DataBrowserItemID itemID);
 309
 310   virtual Boolean DataBrowserAcceptDragProc (DragReference dragRef, DataBrowserItemID itemID)                         = 0;
 311   virtual Boolean DataBrowserAddDragItemProc(DragReference dragRef, DataBrowserItemID itemID, ItemReference* itemRef) = 0;
 312   virtual Boolean DataBrowserReceiveDragProc(DragReference dragRef, DataBrowserItemID itemID)                         = 0;
 313
 314 //
 315 // event handler for hit testing
 316 ///
 317   void*  m_macDataViewCtrlEventHandler;
 318
 319 private:
 320 //
 321 // wxWidget internal stuff
 322 //
 323     DECLARE_ABSTRACT_CLASS(wxMacDataBrowserTableViewControl)
 324 };
 325
 326 // ============================================================================
 327 // wxMacDataBrowserListViewControl
 328 // ============================================================================
 329 //
 330 // This class is a wrapper for the native browser's list view style. It expands
 331 // the inherited functionality of the table view control class.
 332 // The term list view is in this case Mac OS X specific and is not related
 333 // to any wxWidget naming conventions.
 334 //
 335 class wxMacDataBrowserListViewControl : public wxMacDataBrowserTableViewControl
 336 {
 337 public:
 338 //
 339 // constructors / destructor
 340 //
 341   wxMacDataBrowserListViewControl(wxWindow* peer, wxPoint const& pos, wxSize const& size, long style) : wxMacDataBrowserTableViewControl(peer,pos,size,style)
 342   {
 343   }
 344
 345 //
 346 // column handling
 347 //
 348   OSStatus AddColumn(DataBrowserListViewColumnDesc *columnDesc, DataBrowserTableViewColumnIndex position);
 349
 350 protected:
 351 private:
 352 };
 353
 354
 355 // ============================================================================
 356 // wxMacDataViewDataBrowserListViewControl
 357 // ============================================================================
 358 //
 359 // This is the internal interface class between wxDataViewCtrl (wxWidget) and
 360 // the native data browser (Mac OS X carbon).
 361 //
 362 class wxMacDataViewDataBrowserListViewControl : public wxMacDataBrowserListViewControl, public wxDataViewWidgetImpl
 363 {
 364 public:
 365 //
 366 // constructors / destructor
 367 //
 368   wxMacDataViewDataBrowserListViewControl(wxWindow* peer, wxPoint const& pos, wxSize const& size, long style);
 369
 370  //
 371  // column related methods (inherited from wxDataViewWidgetImpl)
 372  //
 373   virtual bool              ClearColumns       ();
 374   virtual bool              DeleteColumn       (wxDataViewColumn* columnPtr);
 375   virtual void              DoSetExpanderColumn(wxDataViewColumn const* columnPtr);
 376   virtual wxDataViewColumn* GetColumn          (unsigned int pos) const;
 377   virtual int               GetColumnPosition  (wxDataViewColumn const* columnPtr) const;
 378   virtual bool              InsertColumn       (unsigned int pos, wxDataViewColumn* columnPtr);
 379
 380  //
 381  // item related methods (inherited from wxDataViewWidgetImpl)
 382  //
 383   virtual bool         Add          (wxDataViewItem const& parent, wxDataViewItem const& item);
 384   virtual bool         Add          (wxDataViewItem const& parent, wxDataViewItemArray const& items);
 385   virtual void         Collapse     (wxDataViewItem const& item);
 386   virtual void         EnsureVisible(wxDataViewItem const& item, wxDataViewColumn const* columnPtr);
 387   virtual void         Expand       (wxDataViewItem const& item);
 388   virtual unsigned int GetCount     () const;
 389   virtual wxRect       GetRectangle (wxDataViewItem const& item, wxDataViewColumn const* columnPtr);
 390   virtual bool         IsExpanded   (wxDataViewItem const& item) const;
 391   virtual bool         Reload       ();
 392   virtual bool         Remove       (wxDataViewItem const& parent, wxDataViewItem const& item);
 393   virtual bool         Remove       (wxDataViewItem const& parent, wxDataViewItemArray const& item);
 394   virtual bool         Update       (wxDataViewColumn const* columnPtr);
 395   virtual bool         Update       (wxDataViewItem const& parent, wxDataViewItem const& item);
 396   virtual bool         Update       (wxDataViewItem const& parent, wxDataViewItemArray const& items);
 397
 398  //
 399  // model related methods
 400  //
 401   virtual bool AssociateModel(wxDataViewModel* model);
 402
 403  //
 404  // selection related methods (inherited from wxDataViewWidgetImpl)
 405  //
 406   virtual wxDataViewItem GetCurrentItem() const;
 407   virtual void SetCurrentItem(const wxDataViewItem& item);
 408   virtual int  GetSelections(wxDataViewItemArray& sel)   const;
 409   virtual bool IsSelected   (wxDataViewItem const& item) const;
 410   virtual void Select       (wxDataViewItem const& item);
 411   virtual void SelectAll    ();
 412   virtual void Unselect     (wxDataViewItem const& item);
 413   virtual void UnselectAll  ();
 414
 415  //
 416  // sorting related methods
 417  //
 418   virtual wxDataViewColumn* GetSortingColumn () const;
 419   virtual void              Resort           ();
 420
 421  //
 422  // other methods (inherited from wxDataViewWidgetImpl)
 423  //
 424   virtual void DoSetIndent (int indent);
 425   virtual void HitTest     (wxPoint const& point, wxDataViewItem& item, wxDataViewColumn*& columnPtr) const;
 426   virtual void SetRowHeight(wxDataViewItem const& item, unsigned int height);
 427   virtual void OnSize      ();
 428
 429  //
 430  // other methods
 431  //
 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_