/// <summary>
/// Register given handler to given event as a weak reference.
/// </summary>
/// <param name="sender">Object to register.</param>
/// <param name="handler">Handler to register.</param>
public static void RegisterSpatialReferenceChanged(GeoView sender, EventHandler <EventArgs> handler)
{
var listener = new WeakEventListener <GeoView, object, EventArgs>(sender)
{
OnEventAction = (instance, source, eventArgs) => { handler.Invoke(source, eventArgs); },
OnDetachAction = (instance, weakEventListener) => instance.SpatialReferenceChanged -= weakEventListener.OnEvent
};
sender.SpatialReferenceChanged += listener.OnEvent;
}
/// <summary>
/// Register given handler to given event as a weak reference.
/// </summary>
/// <param name="sender">Object to register.</param>
/// <param name="handler">Handler to register.</param>
public static void RegisterNotifyCollectionChanged(INotifyCollectionChanged sender, NotifyCollectionChangedEventHandler handler)
{
var listener = new WeakEventListener <INotifyCollectionChanged, object, NotifyCollectionChangedEventArgs>(sender)
{
OnEventAction = (instance, source, eventArgs) => { handler.Invoke(source, eventArgs); },
OnDetachAction = (instance, weakEventListener) => instance.CollectionChanged -= weakEventListener.OnEvent
};
sender.CollectionChanged += listener.OnEvent;
}
/// <summary>
/// Register given handler to given event as a weak reference.
/// </summary>
/// <param name="sender">Object to register.</param>
/// <param name="handler">Handler to register.</param>
public static void RegisterLoadable(ILoadable sender, EventHandler handler)
{
var listener = new WeakEventListener <ILoadable, object, EventArgs>(sender)
{
OnEventAction = (instance, source, eventArgs) => { handler.Invoke(source, eventArgs); },
OnDetachAction = (instance, weakEventListener) => instance.Loaded -= weakEventListener.OnEvent
};
sender.Loaded += listener.OnEvent;
}
/// <summary>
/// Register given handler to given event as a weak reference.
/// </summary>
/// <param name="sender">Object to register.</param>
/// <param name="handler">Handler to register.</param>
public static void RegisterGeoViewHolding(GeoView sender, EventHandler <GeoViewInputEventArgs> handler)
{
var listener = new WeakEventListener <GeoView, object, GeoViewInputEventArgs>(sender)
{
OnEventAction = (instance, source, eventArgs) => { handler.Invoke(source, eventArgs); },
OnDetachAction = (instance, weakEventListener) => instance.GeoViewHolding -= weakEventListener.OnEvent
};
sender.GeoViewHolding += listener.OnEvent;
}
