C# (CSharp) ColorPickerButton.GetOrCreateNodeの例

コード例 #1

        public static IObservable <ColorChangedEvent> OnColorChange(
            [NotNull] this ColorPickerButton button)
        {
            Ensure.Any.IsNotNull(button, nameof(button));

            var tracker = button.GetOrCreateNode(NodeName, _ => new ColorPickerButtonEventTracker());

            Debug.Assert(tracker != null, "tracker != null");

            return(tracker.OnColorChange);
        }