// fwd decl
class WXDLLEXPORT wxImageList;
class WXDLLEXPORT wxDragImage;
-struct WXDLLEXPORT wxTreeViewItem;
+struct WXDLLIMPEXP_FWD_CORE wxTreeViewItem;
#if WXWIN_COMPATIBILITY_2_6
// NB: all the following flags are for compatbility only and will be removed in the
void SetState(const wxTreeItemId& node, int state);
int GetState(const wxTreeItemId& node);
+ // returns true if the platform should explicitly apply a theme border
+ virtual bool CanApplyThemeBorder() const { return false; }
+
protected:
// SetImageList helper
void SetAnyImageList(wxImageList *imageList, int which);