template <class T>
class ATL_NO_VTABLE IDesignerDropTargetImpl : public IDropTarget
Parameters
T
Your derived class.
IDesignerDropTargetImpl provides default handling of Drag&Drop functionality. It implements methods of the COleDropTarget class.
#include <addes.h>
| Method | Description |
| DragEnter (IDataObject *pDataObject, DWORD grfKeyState, POINTL pt, DWORD *pdwEffect) | Called when the cursor enters the designer's client area while dragging an object. This method evaluates the object to ensure it can be dropped onto the client area. |
| DragOver (DWORD grfKeyState, POINTL pt, DWORD *pdwEffect) | Called when the cursor has entered the client area, and the user is dragging an object over the client area. |
| DragLeave () | Called when the user drags an object off the client area. |
| Drop (IDataObject *pDataObject, unsigned long grfKeyState, POINTL pt, unsigned long *pdwEffect) | Called when the user drops an object on the client area. |
See Also
COleDropTarget in the Microsoft Foundation Class Library Reference