public bool RequestClose()
{
RequestCloseEventArgs args = new RequestCloseEventArgs(_target);
PublishEvent(ScreenEvents.RequestClose, args);
return(args.IsCloseAllowed);
}
private void ExecuteRequestCloseHandlers(EventPublication publication)
{
foreach (var registration in GetSubscriptionsFor(publication))
{
RequestCloseEventArgs args = (RequestCloseEventArgs)publication.Payload;
if (!args.IsCloseAllowed)
{
break;
}
registration.Invoke(publication);
}
}
private void HandleRequestClose(RequestCloseEventArgs args)
{
args.IsCloseAllowed = _screens
.All(s => GetLifecycleOps(s).RequestClose());
}