TwainReturnCode Enumeration

Summary

The return code constants for retrieving the extended image information.

Syntax

C++/CLI

Python

public enum TwainReturnCode

public enum class TwainReturnCode

class TwainReturnCode(Enum): 
   Success = 0 
   Failure = 1 
   CheckStatus = 2 
   Cancel = 3 
   DataSourceEvent = 4 
   NotDataSourceEvent = 5 
   TransferDone = 6 
   EndOfList = 7 
   InfoNotSupported = 8 
   DataNotAvailable = 9 
   CustomBase = 32768

Members

Value	Member	Description
0	Success	TWRC_SUCCESS
1	Failure	TWRC_FAILURE
2	CheckStatus	TWRC_CHECKSTATUS
3	Cancel	TWRC_CANCEL
4	DataSourceEvent	TWRC_DSEVENT
5	NotDataSourceEvent	TWRC_NOTDSEVENT
6	TransferDone	TWRC_XFERDONE
7	EndOfList	TWRC_ENDOFLIST
8	InfoNotSupported	TWRC_INFONOTSUPPORTED
9	DataNotAvailable	TWRC_DATANOTAVAILABLE
32768	CustomBase	TWRC_CUSTOMBASE

Remarks

For more information about this enumeration and its values, refer to the TWAIN specification.

Requirements

Target Platforms

Reference

Leadtools.Twain Namespace

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Help Version 22.0.2023.3.31