public static AsyncTask <R> BeginTask <R>(AsyncTask <R> function)
{
R retv = default(R);
bool completed = false;
object sync = new object();
IAsyncResult asyncResult = function.BeginInvoke(
iAsyncResult =>
{
lock (sync)
{
completed = true;
retv = function.EndInvoke(iAsyncResult);
Monitor.Pulse(sync);
}
}, null);
return(delegate
{
lock (sync)
{
if (!completed)
{
Monitor.Wait(sync);
}
return retv;
}
});
}
