private void UpdateSubscriptions(SubscriptionMask eventType)
{
if (registeredEvents != (registeredEvents ^ eventType))
{
registeredEvents = registeredEvents ^ eventType;
Operation opn = null;
try {
opn = new Operation(pa_context_subscribe(context,
registeredEvents,
(_, __, ___) => {; },
IntPtr.Zero));
} catch (ArgumentNullException) {
throw new Exception(String.Format("Error subscribing to server events: {0}", LastError.Message));
} finally {
if (opn != null)
{
opn.Dispose();
}
}
}
}
private static extern IntPtr pa_context_subscribe(HandleRef context,
SubscriptionMask m,
pa_context_success_cb cb,
IntPtr userdata);
