Reference Guide
GdPicture14 Namespace / GdPictureImaging Class / TwainCloseSource Method





In This Topic
    TwainCloseSource Method (GdPictureImaging)
    In This Topic
    Closes the open Data Source, if any. If the source is enabled, disables it first.
    Syntax
    'Declaration
     
    
    Public Function TwainCloseSource() As Boolean
    public bool TwainCloseSource()
    public function TwainCloseSource(): Boolean; 
    public function TwainCloseSource() : boolean;
    public: bool TwainCloseSource(); 
    public:
    bool TwainCloseSource(); 

    Return Value

    True if success, else False. If there is not an open source, does nothing and returns TRUE.
    Remarks
    This method should be called only if the TWAIN state is 4 (TWAIN_SOURCE_OPEN) or 5 (TWAIN_SOURCE_ENABLED). If success, the TWAIN state must be <= 3 (TWAIN_SM_OPEN). To get the TWAIN state, use the TwainGetState() method.
    See Also