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Moves the video window to the foreground and optionally gives it focus.
HRESULT SetWindowForeground( long Focus );
Parameters
- Focus
-
Longvalue that specifies whether the video window will get
focus. A value of –1 gives the window focus and 0 does not.
Return Values
Returns one of the following values.
NOERROR The method succeeded. E_INVALIDARG Focusdoesn't equal –1 or 0. VFW_E_NOT_CONNECTED The current filter isn't connected to a complete filter graph.