+ /**
+ Specify the kind of the drag operation to perform.
+
+ This method can be used inside a wxEVT_COMMAND_DATAVIEW_ITEM_BEGIN_DRAG
+ handler in order to configure the drag operation. Valid values are
+ ::wxDrag_CopyOnly (default), ::wxDrag_AllowMove (allow the data to be
+ moved) and ::wxDrag_DefaultMove.
+
+ Currently it is only honoured by the generic version of wxDataViewCtrl
+ (used e.g. under MSW) and not supported by the native GTK and OS X
+ versions.
+
+ @see GetDropEffect()
+
+ @since 2.9.4
+ */
+ void SetDragFlags(int flags);
+
+ /**
+ Returns the effect the user requested to happen to the dropped data.
+
+ This function can be used inside
+ wxEVT_COMMAND_DATAVIEW_ITEM_DROP_POSSIBLE and
+ wxEVT_COMMAND_DATAVIEW_ITEM_DROP handlers and returns whether the user
+ is trying to copy (the return value is ::wxDragCopy) or move (if the
+ return value is ::wxDragMove) the data.
+
+ Currently this is only available when using the generic version of
+ wxDataViewCtrl (used e.g. under MSW) and always returns ::wxDragNone in
+ the GTK and OS X native versions.
+
+ @since 2.9.4
+ */
+ wxDragResult GetDropEffect() const;
+