TwainSetAutoFeed Method (GdPictureImaging)

In This Topic

Try to enable or disable the Sourceâ€™s automatic document feeding process. If you enable auto feed scanning, this method selects the feeder. So to start scanning pages from an ADF, just do: TwainSetAutoFeed(TRUE).

Syntax

Visual Basic
C#
Delphi
JScript
Managed Extensions for C++
C++/CLI

'Declaration
 
Public Function TwainSetAutoFeed( _
   ByVal AutoFeed As Boolean _
) As Boolean

public bool TwainSetAutoFeed( 
   bool AutoFeed
)

public function TwainSetAutoFeed( 
    AutoFeed: Boolean
): Boolean;

public function TwainSetAutoFeed( 
   AutoFeed : boolean
) : boolean;

public: bool TwainSetAutoFeed( 
   bool AutoFeed
)

public:
bool TwainSetAutoFeed( 
   bool AutoFeed
)

Parameters

AutoFeed: True to enable automatic document feeding, else False.

Return Value

TRUE if successful, FALSE otherwise -> Use TwainGetLastResultCode() and TwainGetLastConditionCode() methods for diagnosing the error.

Remarks

This method can returns FALSE with HP scanners with ADF. Before using this method check that the TWAIN state is TWAIN_SOURCE_OPEN (4) To get the TWAIN state, use the TwainGetState() method.

Reference

GdPictureImaging Class
GdPictureImaging Members
TwainGetState Method
TwainSetAutoScan Method
TwainIsAutoFeedEnabled Method
TwainIsAutoFeedAvailable Method
TwainSetAutoFeed Method