|Microsoft DirectX 9.0|
The SelectAtPosition method highlights the menu button under the mouse pointer position.
HRESULT SelectAtPosition( POINT point );
[in] Point on the screen, in screen pixel coordinates.
Returns one of the following values.
|VFW_E_DVD_NO_BUTTON||No button is present at the mouse pointer position.|
|VFW_E_DVD_INVALIDDOMAIN||The DVD Navigator is in the Stop domain.|
Note that angle and menu button indexes are one-based while audio stream and subpicture stream indexes are zero-based.
Call IDvdControl2::ActivateButton in response to a mouse click when the pointer is over a menu button.
The following table shows the Annex J command name to which this method name corresponds, and the domains in which this method is valid.
This method is demonstrated in the DVDSample application in CDvdCore::OnMouseEvent.
|Annex J Command Name||Valid Domains|