public void EntityEventsOnIndirectUpdate()
{
EntitySet <City> entitySet;
EntityCollection <City> entityCollection = this.CreateEntityCollection(out entitySet);
EntityCollectionChangedEventArgs <City> eventArgs = null;
EventHandler <EntityCollectionChangedEventArgs <City> > handler = (sender, e) =>
{
Assert.IsNull(eventArgs,
"Only a single event should have occurred.");
eventArgs = e;
};
entityCollection.EntityAdded += handler;
entityCollection.EntityRemoved += handler;
// Add
eventArgs = null;
City city = this.CreateLocalCity("Enumclaw");
entitySet.Attach(city);
Assert.IsTrue(entityCollection.Contains(city),
"EntityCollection should contain entity after add.");
Assert.IsNotNull(eventArgs,
"Event should not be null after adding an entity.");
Assert.AreEqual(city, eventArgs.Entity,
"Entities should be equal after adding.");
// Remove
eventArgs = null;
city = this.CreateLocalCity("Duvall");
entitySet.Attach(city);
Assert.IsTrue(entityCollection.Contains(city),
"EntityCollection should contain entity after second add.");
eventArgs = null;
entitySet.Detach(city);
Assert.IsFalse(entityCollection.Contains(city),
"EntityCollection should not contain entity after remove.");
Assert.IsNotNull(eventArgs,
"Event should not be null after removing an entity.");
Assert.AreEqual(city, eventArgs.Entity,
"Entities shoudl be equal after removing.");
}
private void GraphicInstances_EntityRemoved(object sender, EntityCollectionChangedEventArgs <GraphicInstance> e)
{
if (e.Entity is RootInstance)
{
RootInstances.Remove(e.Entity as RootInstance);
if (CanvasRootElement == e.Entity)
{
UpdateCanvasInstancesSource();
}
}
else
{
if (CanvasInstancesSource.Contains(e.Entity))
{
CanvasInstancesSource.Remove(e.Entity);
}
}
}
private void OnEntityAdded(object sender, EntityCollectionChangedEventArgs <TLinkTable> e)
{
EntityAdded?.Invoke(this, new EntityCollectionChangedEventArgs <TEntity>(_getEntity(e.Entity)));
}
private void UnassignedImageLocations_CollectionChanged(object sender, EntityCollectionChangedEventArgs e)
{
this.Dispatcher.Invoke(new Action(() =>
this.ReloadUnassignedImages(e.ForceUpdate)
), System.Windows.Threading.DispatcherPriority.ApplicationIdle);
}
private void _unassignedImageLocations_CollectionChanged(object sender, EntityCollectionChangedEventArgs e)
{
this.UnassignedVisible = e.Entities.Count > 0;
}
void LocationsEntityRemoved(object sender, EntityCollectionChangedEventArgs<Location> e)
{
//Remove the BillingLocation from this client if it is a billing location
if (e.Entity.IsDefaultBillingLocation == true)
e.Entity.IsDefaultBillingLocation = true;
var exists = this.Locations.FirstOrDefault(l => l.IsDefaultBillingLocation == true);
//If there is no DefaultBillingLocation. Set the DefaultBillingLocation to the first location this client
if (exists != null)
exists.IsDefaultBillingLocation = true;
}
void LocationsEntityAdded(object sender, EntityCollectionChangedEventArgs<Location> e)
{
var exists = this.Locations.FirstOrDefault(l => l.IsDefaultBillingLocation == true);
//Only set the DefaultBillingLocation if one does not already exist
if (exists != null)
exists.IsDefaultBillingLocation = true;
}
private void EdgeChildren_EntityAdded(object sender, EntityCollectionChangedEventArgs <EdgeInstance> e)
{
Children.Add(e.Entity);
}
void EdgeChildren_EntityRemoved(object sender, EntityCollectionChangedEventArgs <EdgeInstance> e)
{
Children.Remove(e.Entity);
}
private void NodeChildren_EntityRemoved(object sender, EntityCollectionChangedEventArgs <NodeInstance> e)
{
Children.Remove(e.Entity);
}
private void OnEntityAdded(object sender,
EntityCollectionChangedEventArgs<Customer> entityCollectionChangedEventArgs)
{
customers.Add(entityCollectionChangedEventArgs.Entity);
}
private void GraphicInstances_EntityAdded(object sender, EntityCollectionChangedEventArgs <GraphicInstance> e)
{
AddInstance(e.Entity);
}