L_LTANN_API L_INT L_AnnGetUndoDepth(hObject, puUsedLevels, puMaxLevels)
Retrieves the number of user actions that can be reversed using the L_AnnUndo function.
Handle to the automation object.
Address of a variable to be updated with the number or user actions that can be reversed using L_AnnUndo. This number will be between 0 and the number retrieved in
Address of a variable to be updated with the maximum number of user actions that can be undone using L_AnnUndo. This is the value that was set using L_AnnSetUndoDepth.
|SUCCESS||The function was successful.|
|< 1||An error occurred. Refer to Return Codes.|
puUsedLevels is updated with a value of 0, no user actions can be undone using the L_AnnUndo function.
Required DLLs and Libraries
For an example, refer to L_AnnUndo.
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