/// <summary>
/// Creates an instance with no <see cref="Parent"/>.
/// </summary>
public ViewObject()
{
_parent = null !;
_parentChangeEventCache = null !;
_children = new ObservableCollection <IViewObject>();
_children.CollectionChanged += OnChildrenChanged;
}
/// <summary>
/// Fires any cached events when events are resumed.
/// </summary>
protected override void OnEventsResumed()
{
lock (SyncRoot)
{
// Fire any cached base class events
base.OnEventsResumed();
// Do nothing more when no events are cached for this class
if (_parentChangeEventCache == null)
{
return;
}
// Clear cache
var args = _parentChangeEventCache;
_parentChangeEventCache = null !;
// Fire event
ParentChanged?.Invoke(this, args);
}
}
