GdPicture.NET.14~GdPicture14.GdPictureImaging~TwainGetAvailablePaperSizeCount - TwainGetAvailablePaperSizeCount Method (GdPictureImaging) -

TwainGetAvailablePaperSizeCount Method (GdPictureImaging)

In This Topic

Returns the number of available paper size values which can be used by the opened source.

Syntax

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

'Declaration
 
Public Function TwainGetAvailablePaperSizeCount() As Integer

public int TwainGetAvailablePaperSizeCount()

public function TwainGetAvailablePaperSizeCount(): Integer;

public function TwainGetAvailablePaperSizeCount() : int;

public: int TwainGetAvailablePaperSizeCount();

public:
int TwainGetAvailablePaperSizeCount();

Return Value

If Success, non zero: The number of available paper size values. Else 0 if fail -> 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.

Reference

GdPictureImaging Class
GdPictureImaging Members
TwainGetState Method
TwainGetAvailablePaperSizeNo Method
TwainGetLastConditionCode Method
TwainGetLastResultCode Method