1 // Copyright (c) 2013 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_MONITOR_H_ 6 #define REMOTING_HOST_HOST_STATUS_MONITOR_H_ 7 8 namespace remoting { 9 10 class HostStatusObserver; 11 12 // Interface for registering host status observers. 13 class HostStatusMonitor { 14 public: 15 virtual ~HostStatusMonitor() {} 16 17 // Add/Remove |observer| to/from the list of status observers. 18 virtual void AddStatusObserver(HostStatusObserver* observer) = 0; 19 virtual void RemoveStatusObserver(HostStatusObserver* observer) = 0; 20 }; 21 22 } // namespace remoting 23 24 #endif // REMOTING_HOST_HOST_STATUS_MONITOR_H_ 25