public void SanityCheck() { var child = new Control(); var parent = new Decorator(); var grandParent = new Border(); var grandParent2 = new Border(); IVisual currentParent = null; var subscription = AncestorFinder.Create(child, typeof(Border)).Subscribe(s => currentParent = s); Assert.Null(currentParent); parent.Child = child; Assert.Null(currentParent); grandParent.Child = parent; Assert.Equal(grandParent, currentParent); grandParent.Child = null; grandParent2.Child = parent; Assert.Equal(grandParent2, currentParent); subscription.Dispose(); parent.Child = null; Assert.Equal(grandParent2, currentParent); }
public void Init() { _hotkeySub = _control.GetObservable(HotKeyProperty).Subscribe(OnHotkeyChanged); _parentSub = AncestorFinder.Create(_control, typeof(TopLevel)).Subscribe(OnParentChanged); }