internal void InvokeHelper(Action <PPError> action, MessageLoop messageLoop = null, PPError result = PPError.OkCompletionpending)
{
if (messageLoop == null)
{
MessageLoop.PostWork(action);
}
else
{
if (messageLoop is BlockingMessageLoop)
{
action(result);
}
else
{
messageLoop.PostWork(action);
}
}
}
private static async Task <ProxyInfo> GetProxyForURLAsyncCore(Instance instance, string url, MessageLoop messageLoop = null)
{
var tcs = new TaskCompletionSource <ProxyInfo>();
EventHandler <ProxyInfo> handler = (s, e) => { tcs.TrySetResult(e); };
try
{
HandleProxyForUrl += handler;
if (messageLoop == null)
{
GetProxyForURL(instance, url);
}
else
{
Action <PPError> action = new Action <PPError>((e) =>
{
var output = new PPVar();
var presult = (PPError)PPBNetworkProxy.GetProxyForURL(instance, new Var(url),
out output, new BlockUntilComplete());
tcs.TrySetResult(new ProxyInfo(presult, ((Var)output).AsString()));
}
);
messageLoop.PostWork(action);
}
return(await tcs.Task);
}
catch (Exception exc)
{
Console.WriteLine(exc.Message);
tcs.SetException(exc);
return(new ProxyInfo(PPError.Aborted, string.Empty));
}
finally
{
HandleProxyForUrl -= handler;
}
}