IOleInPlaceSiteWindowless::GetCapture
Called by an
in-place active, windowless object to determine if it still has the mouse
capture or not.
HRESULT GetCapture(void);
Return Values
S_OK
The object
currently has the mouse capture.
S_FALSE
The object
does not currently have the mouse capture.
Remarks
As an
alternative to calling this method, the object can cache information about
whether it has the mouse capture or not.