GdPicture14 Namespace / GdPictureImaging Class / TwainHasCameraPreviewUI Method

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TwainHasCameraPreviewUI Method (GdPictureImaging)
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Queries the current device for UI support for preview mode.
Public Function TwainHasCameraPreviewUI() As Boolean
public bool TwainHasCameraPreviewUI()
public function TwainHasCameraPreviewUI(): Boolean; 
public function TwainHasCameraPreviewUI() : boolean;
public: bool TwainHasCameraPreviewUI(); 
bool TwainHasCameraPreviewUI(); 

Return Value

True if the Source supports preview UI else False: Use TwainGetLastResultCode() and TwainGetLastConditionCode() methods for diagnosing the error.
Before using this method check that the TWAIN state is >= 4 (TWAIN_SOURCE_OPEN) To get the TWAIN state, use the TwainGetState() method.
See Also