void ListenToCollectionChanges()
{
if (m_vector == null)
{
throw new InvalidOperationException("Backing vector not set");
}
var incc = m_vector as INotifyCollectionChanged;
if (incc != null)
{
incc.CollectionChanged += OnCollectionChanged;
m_notifyCollectionChanged = incc;
}
else
{
var bindableObservableVector = m_vector as IBindableObservableVector;
if (bindableObservableVector != null)
{
bindableObservableVector.VectorChanged += OnBindableVectorChanged;
m_bindableObservableVector = bindableObservableVector;
}
else
{
var observableVector = m_vector as IObservableVector <object>;
if (observableVector != null)
{
observableVector.VectorChanged += OnVectorChanged;
m_observableVector = observableVector;
}
}
}
}
void OnBindableVectorChanged(IBindableObservableVector sender, object e)
{
OnVectorChanged(default, (IVectorChangedEventArgs)e);
private void userList_VectorChanged(IBindableObservableVector vector, object e)
{
VectorChanged?.Invoke(this, e);
OnPropertyChanged(nameof(Count));
}
void OnBindableVectorChanged(IBindableObservableVector sender, object e)
{
OnVectorChanged(
sender as IObservableVector <object>,
e as IVectorChangedEventArgs);
}
