public void RuntimeInitializeInstance()
{
SynchronizationContext synchronizationContext = SynchronizationContext.Current;
if (synchronizationContext != null)
{
this.dispatcher = new SynchronizationContextWrapper(synchronizationContext);
}
else
{
//Sometimes there's still no SynchronizationContext, even though Dispatcher is already available
IDispatcher dispatcher = WpfDispatcherBinding.TryFindWpfDispatcher(Thread.CurrentThread);
if (dispatcher != null)
{
this.dispatcher = dispatcher;
}
}
if (this.dispatcher == null)
{
throw new InvalidOperationException(
"Instances of classes marked with DispatcherObjectAspect can only be crated on threads with synchronization contexts " +
"(typically WPF or Windows.Forms UI threads), or must implement IDispatcherObject manually.");
}
}
public DispatcherWrapper(object dispatcher)
{
this.dispatcher = dispatcher;
WpfDispatcherBinding.BeginInvoke(
dispatcher, (int)Enum.Parse(dispatcherPriorityType, "Send"), () => this.synchronizationContext = SynchronizationContext.Current);
}
public void BeginInvoke(IAction action)
{
WpfDispatcherBinding.BeginInvoke(this.dispatcher, (int)Enum.Parse(dispatcherPriorityType, "Send"), action.Invoke);
}
public void Invoke(IAction action)
{
WpfDispatcherBinding.Invoke(this.dispatcher, action.Invoke);
}
public bool CheckAccess()
{
return(WpfDispatcherBinding.CheckAccess(this.dispatcher));
}