GdPicture14 Namespace / GdPictureImaging Class / TwainIsDeviceOnline Method

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TwainIsDeviceOnline Method (GdPictureImaging)
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Returns the online statue of the current data source. If TRUE, the physical hardware (e.g., scanner, digital camera, image database, etc.) that represents the image source is attached, powered on, and communicating.
Public Function TwainIsDeviceOnline() As Boolean
public bool TwainIsDeviceOnline()
public function TwainIsDeviceOnline(): Boolean; 
public function TwainIsDeviceOnline() : boolean;
public: bool TwainIsDeviceOnline(); 
bool TwainIsDeviceOnline(); 

Return Value

True if the current data source is powered on and communicating, else False.
This method can be issued at any time to determine the availability of the image source
See Also