public async Task Announce_CancelAfter ()
{
var cts = new CancellationTokenSource();
var announcer = new UdpBroadcast();
var task = announcer.BeginAnnouncingAsync (12345, cts.Token);
cts.Cancel();
await Asserts.IsCancelled(task);
}
public async Task Listen_CancelBefore ()
{
var cts = new CancellationTokenSource();
var announcer = new UdpBroadcast();
cts.Cancel();
var task = announcer.BeginListeningAsync(cts.Token);
await Asserts.IsCancelled(task);
}
async void SearchForServers ()
{
var announceListener = new UdpBroadcast ();
announceListener.ServerFound += (o, e) => {
if (!Servers.Contains (e)) {
Servers.Add (e);
serverTableView.ReloadData ();
}
};
await announceListener.BeginListeningAsync(searchCancellation.Token).WaitOrCanceled();
}
static async Task Initialize (CancellationToken token)
{
var catalog = await LoadCatalog (token);
handler = new RequestHandler {
Catalog = catalog
};
announcer = new UdpBroadcast ();
try {
await Task.WhenAll (new [] {
handler.BeginListeningAsync (token),
announcer.BeginAnnouncingAsync (handler.ListenPort, token)
});
} catch (OperationCanceledException) {
}
}