public void Push(UndoAction action)
{
stack.Push(action);
if (stack.Count == 1)
{
RaiseIsEmptyChanged();
}
}
public void AddAction(UndoAction action)
{
if (!isEnabled)
{
return;
}
if (state != UndoState.None)
{
return;
}
undoStack.Push(action);
redoStack.Clear();
}