C# (CSharp) CommandBarUndoRedoManagerWatcher примеры использования

Пример #1

 public MultiUndoCommandDefinition(CommandBarUndoRedoManagerWatcher watcher)
 {
     Items = watcher.UndoItems;
 }

Пример #2

 public MultiRedoCommand(CommandBarUndoRedoManagerWatcher watcher)
 {
     _watcher = watcher;
 }