/// <summary>
/// Cleans up any weakly held references.
/// </summary>
public void CleanupUnheldProxies()
{
// Invoke the weakly held proxies:
for (int i = this.proxies.Count - 1; i >= 0; i--)
{
ObservableCommandProxy proxy = null;
WeakReference <ObservableCommandProxy> weakReference = this.proxies[i];
if (!weakReference.TryGetTarget(out proxy))
{
this.proxies.RemoveAt(i);
}
}
}
/// <summary>
/// Registers a proxy with the command.
/// </summary>
public void RegisterProxy(ObservableCommandProxy proxy, EventHandler handler)
{
this.proxies.Add(new WeakReference <ObservableCommandProxy>(proxy));
this.proxyHandlers.Add(proxy, handler);
}
/// <summary>
/// Registers a proxy with the command.
/// </summary>
public void RegisterProxy(ObservableCommandProxy proxy, EventHandler handler)
{
this.proxies.Add(new WeakReference<ObservableCommandProxy>(proxy));
this.proxyHandlers.Add(proxy, handler);
}