components/gcm_driver/gcm_connection_observer.h

   1 // Copyright (c) 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef COMPONENTS_GCM_DRIVER_GCM_CONNECTION_OBSERVER_H_
   6 #define COMPONENTS_GCM_DRIVER_GCM_CONNECTION_OBSERVER_H_
   7
   8 #include "base/basictypes.h"
   9
  10 namespace net {
  11 class IPEndPoint;
  12 }
  13
  14 namespace gcm {
  15
  16 // Interface for objects observing GCM connection events.
  17 class GCMConnectionObserver {
  18  public:
  19   GCMConnectionObserver();
  20   virtual ~GCMConnectionObserver();
  21
  22   // Called when a new connection is established and a successful handshake
  23   // has been performed. Note that |ip_endpoint| is only set if available for
  24   // the current platform.
  25   // Default implementation does nothing.
  26   virtual void OnConnected(const net::IPEndPoint& ip_endpoint);
  27
  28   // Called when the connection is interrupted.
  29   // Default implementation does nothing.
  30   virtual void OnDisconnected();
  31 };
  32
  33 }  // namespace gcm
  34
  35 #endif  // COMPONENTS_GCM_DRIVER_GCM_CONNECTION_OBSERVER_H_