/* -*- Mode: Java; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*-
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

package org.mozilla.gecko.util;

import org.mozilla.gecko.annotation.RobocopTarget;

@RobocopTarget
public interface BundleEventListener {
  /**
   * Handles a message sent from Gecko.
   *
   * @param event The name of the event being sent.
   * @param message The message data.
   * @param callback The callback interface for this message. A callback is provided only if the
   *     originating call included a callback argument; otherwise, callback will be null.
   */
  void handleMessage(String event, GeckoBundle message, EventCallback callback);
}
