public CarDisplayNameBind(TextBlock text, AcItemWrapper wrapper)
{
_text = text;
_wrapper = wrapper;
WeakEventManager <AcItemWrapper, WrappedValueChangedEventArgs> .AddHandler(wrapper, nameof(AcItemWrapper.ValueChanged), Wrapper_ValueChanged);
if (wrapper.IsLoaded)
{
WeakEventManager <INotifyPropertyChanged, PropertyChangedEventArgs> .AddHandler(wrapper.Value, nameof(INotifyPropertyChanged.PropertyChanged),
Value_PropertyChanged);
}
_text.Text = wrapper.Value.DisplayName;
}
public async Task Test()
{
var b = new AcWrapperObservableCollection();
var e = new AcEnabledOnlyCollection <AcFakeObject>(b);
// First run
b.Add(new AcItemWrapper(new AcFakeObject("a", true)));
await Task.Delay(1);
b.Add(new AcItemWrapper(new AcFakeObject("b", true)));
b.Add(new AcItemWrapper(new AcFakeObject("c", false)));
Assert.AreEqual("a,b", e.Select(x => x.Id).JoinToString(','));
// Loading
var w = new AcItemWrapper(new FakeLoader(), new AcPlaceholderNew("a", true));
b.Add(w);
Assert.AreEqual("a,b", e.Select(x => x.Id).JoinToString(','));
w.Value = new AcFakeObject("L", true);
Assert.AreEqual("a,b,L", e.Select(x => x.Id).JoinToString(','));
// Removal
b.RemoveAt(1);
b.RemoveAt(2);
await Task.Delay(1);
b.Add(new AcItemWrapper(new AcFakeObject("q", true)));
Assert.AreEqual("a,q", e.Select(x => x.Id).JoinToString(','));
// Replacement
b.Replace(b.First(x => x.Id == "a"), new AcItemWrapper(new AcFakeObject("a", false)));
b.Replace(b.First(x => x.Id == "c"), new AcItemWrapper(new AcFakeObject("c", true)));
Assert.AreEqual("c,q", e.Select(x => x.Id).JoinToString(','));
// Insert
b.Insert(0, new AcItemWrapper(new AcFakeObject("m", true)));
Assert.AreEqual("m,c,q", e.Select(x => x.Id).JoinToString(','));
}
private void RefreshFilter(AcItemWrapper obj)
{
if (!Loaded)
{
return;
}
if (CurrentItem == obj)
{
_testMeLater = CurrentItem;
return;
}
_testMeLater = null;
var contains = _mainList.OfType <AcItemWrapper>().Contains(obj);
var newValue = FilterTest(obj);
if (contains != newValue)
{
_list.RefreshFilter(obj);
}
}
protected override bool Test(AcItemWrapper source)
{
return(source.IsLoaded && source.Value.Enabled);
}
protected override T Wrap(AcItemWrapper source)
{
return((T)source.Value);
}
int IComparer.Compare(object x, object y)
{
return(AcItemWrapper.CompareHelper(x, y));
}
public CarEntry([NotNull] AcItemWrapper carObjectWrapper) : this(carObjectWrapper.Id, carObjectWrapper)
{
}
private CarEntry(string carId, AcItemWrapper carObjectWrapper)
{
Id = carId;
CarObjectWrapper = carObjectWrapper;
CarExists = carObjectWrapper != null;
}
