C#
VB
C++
References ▼
The return code constants for retrieving the extended image information.
public enum TwainReturnCode Public Enum TwainReturnCode public enum class TwainReturnCode
| 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 |
For more information about this enumeration and its values, refer to the TWAIN specification.
Help Collections
Raster .NET | C API | C++ Class Library | HTML5 JavaScript
Document .NET | C API | C++ Class Library | HTML5 JavaScript
Medical .NET | C API | C++ Class Library | HTML5 JavaScript
Medical Web Viewer .NET
Multimedia
Direct Show .NET | C API | Filters
Media Foundation .NET | C API | Transforms
Supported Platforms
.NET, Java, Android, and iOS/macOS Assemblies
Imaging, Medical, and Document
C API/C++ Class Libraries
Imaging, Medical, and Document
HTML5 JavaScript Libraries
Imaging, Medical, and Document