Reference Guide
GdPicture14 Namespace / GdPictureImaging Class / TwainGetCapCurrentString Method
A member of the TwainCapabilities enumeration.
Returns the current value of the specified TWAIN capability.





In This Topic
    TwainGetCapCurrentString Method (GdPictureImaging)
    In This Topic
    Returns as string, the current value of a TWAIN capability.
    Syntax
    'Declaration
     
    
    Public Function TwainGetCapCurrentString( _
       ByVal Cap As TwainCapabilities, _
       ByRef CurrentValue As String _
    ) As Boolean
    public bool TwainGetCapCurrentString( 
       TwainCapabilities Cap,
       ref string CurrentValue
    )
    public function TwainGetCapCurrentString( 
        Cap: TwainCapabilities;
       var  CurrentValue: String
    ): Boolean; 
    public function TwainGetCapCurrentString( 
       Cap : TwainCapabilities,
       CurrentValue : String
    ) : boolean;
    public: bool TwainGetCapCurrentString( 
       TwainCapabilities Cap,
       ref string* CurrentValue
    ) 
    public:
    bool TwainGetCapCurrentString( 
       TwainCapabilities Cap,
       String^% CurrentValue
    ) 

    Parameters

    Cap
    A member of the TwainCapabilities enumeration.
    CurrentValue
    Returns the current value of the specified TWAIN capability.

    Return Value

    True if success, else False -> Use TwainGetLastResultCode() and TwainGetLastConditionCode() methods for diagnosing the error.
    Remarks
    Before using this method check that the TWAIN state is >= 4 (TWAIN_SOURCE_OPEN) To get the TWAIN state, use the TwainGetState() method. This method can be used to retrieve the following types of capabilities: TWTY_STR32, TWTY_STR64, TWTY_STR128, TWTY_STR255 . You can determine the type of each TWAIN capability using the TwainGetCapItemType method or looking the twain references from http://www.twain.org
    See Also