/// <summary>
/// Removes registered websocket message listener.
/// </summary>
/// <param name="msgCase">message type to stop lisitening for</param>
/// <param name="listener">listener object</param>
public void UnregisterListener(WrapperMessage.MessageOneofCase msgCase, IOnMessageListener listener)
{
if (listeners.ContainsKey(msgCase))
{
listeners[msgCase].Remove(listener);
}
}
/**
* Tries to set the activity as an OnMessageListener
* @param activity The specified activity
*/
private void SetActivityAsListener(Activity activity)
{
try {
this.listener = (IOnMessageListener)activity;
} catch (ClassCastException) {
throw new IllegalStateException("Activities using InboxFragment must implement " +
"the InboxFragment.OnMessageListener interface.");
}
}
/// <summary>
/// Registers new websocket message listener.
/// </summary>
/// <param name="msgCase">message type for listener to listen to</param>
/// <param name="listener">listener object</param>
public void RegisterListener(WrapperMessage.MessageOneofCase msgCase, IOnMessageListener listener)
{
Debug.Assert(
msgCase != WrapperMessage.MessageOneofCase.Disconnected,
"Disconnect message is handled directly by the connection handler."
);
if (!listeners.ContainsKey(msgCase))
{
listeners[msgCase] = new List <IOnMessageListener>();
}
else if (listeners[msgCase].Contains(listener))
{
return; // do not allow to register the same object multiple times for the same message case
}
listeners[msgCase].Add(listener);
}
/**
* Tries to set the activity as an OnMessageListener
* @param activity The specified activity
*/
private void SetActivityAsListener (Activity activity)
{
try {
this.listener = (IOnMessageListener)activity;
} catch (ClassCastException) {
throw new IllegalStateException ("Activities using InboxFragment must implement " +
"the InboxFragment.OnMessageListener interface.");
}
}
