References ▼
Specifies the number of user actions that can be reversed using the L_AnnUndo function.
#include "l_bitmap.h"
L_LTANN_API L_INT L_AnnSetUndoDepth(hObject, uLevels)
Handle to the automation object.
The number of levels that can be undone.
| Value | Meaning |
|---|---|
| SUCCESS | The function was successful. |
| < 1 | An error occurred. Refer to Return Codes. |
This function is used only with the automated annotation functions, and there is only one undo depth value per root container. (Subcontainers do not have their own separate values.)
Win32, x64.
For an example, refer to Implementing an Automated Annotation Program.
For a complete sample code, refer to the \Examples\Annotation\C\Annotate demo.
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