public void When_DependencyObjectCollection_And_XBind()
{
var SUT = new Border();
var root = new
{
MyElement = new Border()
{
Tag = true
}
};
var group = new VisualStateGroup();
var state = new VisualState();
var compositeTrigger = new CompositeTrigger();
var stateTrigger = new StateTrigger();
stateTrigger.SetBinding(
StateTrigger.IsActiveProperty,
new Binding {
Path = "MyElement.Tag",
CompiledSource = root
}
);
Assert.AreEqual(false, stateTrigger.IsActive);
var triggers = new DependencyObjectCollection();
triggers.Add(stateTrigger);
compositeTrigger.TriggerCollection = triggers;
state.StateTriggers.Add(compositeTrigger);
group.States.Add(state);
VisualStateManager.SetVisualStateGroups(SUT, new List <VisualStateGroup>()
{
group
});
SUT.ForceLoaded();
SUT.ApplyCompiledBindings();
Assert.AreEqual(true, stateTrigger.IsActive);
compositeTrigger.TriggerCollection = null;
Assert.IsNull(triggers.GetParent());
}
private void OnCollectionChanged()
{
#if !NET461
switch (_collection.GetParent())
{
case TextBlock textBlock:
textBlock.InvalidateInlines(true);
break;
case Inline inline:
inline.InvalidateInlines(true);
break;
default:
break;
}
#endif
}
