remoting/host/host_status_observer.h

   1 // Copyright (c) 2012 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 REMOTING_HOST_HOST_STATUS_OBSERVER_H_
   6 #define REMOTING_HOST_HOST_STATUS_OBSERVER_H_
   7
   8 #include <string>
   9
  10 #include "third_party/skia/include/core/SkRect.h"
  11
  12 namespace net {
  13 class IPEndPoint;
  14 }  // namespace net
  15
  16 namespace remoting {
  17 class SignalStrategy;
  18
  19 namespace protocol {
  20 struct TransportRoute;
  21 };
  22
  23 // Interface for host status observer. All methods are invoked on the
  24 // network thread. Observers must not tear-down ChromotingHost state
  25 // on receipt of these callbacks; they are purely informational.
  26 class HostStatusObserver {
  27  public:
  28   HostStatusObserver() { }
  29   virtual ~HostStatusObserver() { }
  30
  31   // Called when an unauthorized user attempts to connect to the host.
  32   virtual void OnAccessDenied(const std::string& jid) {}
  33
  34   // A new client is authenticated.
  35   virtual void OnClientAuthenticated(const std::string& jid) {}
  36
  37   // All channels for an autheticated client are connected.
  38   virtual void OnClientConnected(const std::string& jid) {}
  39
  40   // An authenticated client is disconnected.
  41   virtual void OnClientDisconnected(const std::string& jid) {}
  42
  43   // Called on notification of a route change event, when a channel is
  44   // connected.
  45   virtual void OnClientRouteChange(const std::string& jid,
  46                                    const std::string& channel_name,
  47                                    const protocol::TransportRoute& route) {}
  48
  49   // Called when hosting is started for an account.
  50   virtual void OnStart(const std::string& xmpp_login) {}
  51
  52   // Called when the host shuts down.
  53   virtual void OnShutdown() {}
  54 };
  55
  56 }  // namespace remoting
  57
  58 #endif  // REMOTING_HOST_HOST_STATUS_OBSERVER_H_