TwainHasCameraPreviewUI Method (GdPictureImaging)

In This Topic

Queries the current device for UI support for preview mode.

Syntax

'Declaration
 
Public Function TwainHasCameraPreviewUI() As Boolean

public bool TwainHasCameraPreviewUI()

public function TwainHasCameraPreviewUI(): Boolean;

public function TwainHasCameraPreviewUI() : boolean;

public: bool TwainHasCameraPreviewUI();

public:
bool TwainHasCameraPreviewUI();

True if the Source supports preview UI 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.