public UndoManagerVm(string name, UndoManager manager)
{
Name = name;
Manager = manager;
UndoStack = new CollectionView(Manager.History.UndoStack);
RedoStack = new CollectionView(Manager.History.RedoStack);
manager.History.PropertyChanged += (sender, args) =>
{
UndoStack.Refresh();
RedoStack.Refresh();
};
}
