private void StoreState()
{
// Save state to memento
var memento = InkCanvasWithUndo1.CreateMemento();
states.Push(memento);
label1.Content = states.Count;
}
private void StoreState()
{
var memento = InkCanvasWithUndo1.CreateMemento();
_states.Push(memento);
StatesCountLabel.Content = _states.Count;
}
/// <summary>
/// Undo the last edit.
/// </summary>
private void Undo(object sender, RoutedEventArgs e)
{
if (states.Count > 1)
{
// discard current state
states.Pop();
var lastState = states.Peek();
InkCanvasWithUndo1.SetMemento(lastState);
}
label1.Content = states.Count;
}
private void Undo()
{
if (_states.Count > 1)
{
_states.Pop();
var lastState = _states.Peek();
InkCanvasWithUndo1.SetMemento(lastState);
}
StatesCountLabel.Content = _states.Count;
}