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- // IDropTarget
- virtual HRESULT WINAPI DragEnter(IDataObject *pDataObject, DWORD dwKeyState, POINTL pt, DWORD *pdwEffect);
- virtual HRESULT WINAPI DragOver(DWORD dwKeyState, POINTL pt, DWORD *pdwEffect);
- virtual HRESULT WINAPI DragLeave();
- virtual HRESULT WINAPI Drop(IDataObject *pDataObject, DWORD dwKeyState, POINTL pt, DWORD *pdwEffect);