BeginSelectionUndo method
Called by the editor just before processing an undo event that fires on a selection object.
Syntax
HRESULT retVal = object.BeginSelectionUndo();
Parameters
This method has no parameters.
Return value
Type: HRESULT
If this method succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.
Remarks
Use this method to implement any custom processing that should take place before a user action is undone.
Show: