chromeos/dbus/dbus_thread_manager_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 CHROMEOS_DBUS_DBUS_THREAD_MANAGER_OBSERVER_H_
   6 #define CHROMEOS_DBUS_DBUS_THREAD_MANAGER_OBSERVER_H_
   7
   8 namespace chromeos {
   9
  10 class DBusThreadManager;
  11
  12 // Interface for classes that are interested in observing changes to the
  13 // DBusThreadManager.
  14 class DBusThreadManagerObserver {
  15  public:
  16   // Called when |manager| is about to be destroyed.  |manager| is still usable
  17   // at this point.
  18   virtual void OnDBusThreadManagerDestroying(DBusThreadManager* manager) = 0;
  19
  20  protected:
  21   virtual ~DBusThreadManagerObserver() {}
  22 };
  23
  24 }  // namespace chromeos
  25
  26 #endif  // CHROMEOS_DBUS_DBUS_THREAD_MANAGER_OBSERVER_H_