/// <summary>
/// Removes top 'count' items from given redo manager stack, returning removed undo units in a list.
/// </summary>
public static List <IOleUndoUnit> RemoveTopFromRedoStack(this IOleUndoManager redoManager, int count)
{
if (redoManager == null)
{
throw new ArgumentNullException("redoManager");
}
if (count < 0)
{
throw new ArgumentException("Count must be greater than or equal to zero.");
}
IEnumOleUndoUnits enumerator;
redoManager.EnumRedoable(out enumerator);
if (enumerator == null)
{
throw new InvalidOperationException("Redo manager seems to be incorrectly implemented.");
}
return(RemoveTop(redoManager, enumerator, count));
}
public void EnumRedoable(out IEnumOleUndoUnits ppEnum)
{
_wrappedUndoManager.EnumRedoable(out ppEnum);
}