diff options
Diffstat (limited to 'chromium/ash/system/logout_button/logout_button_observer.h')
-rw-r--r-- | chromium/ash/system/logout_button/logout_button_observer.h | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/chromium/ash/system/logout_button/logout_button_observer.h b/chromium/ash/system/logout_button/logout_button_observer.h new file mode 100644 index 00000000000..9234c7d758d --- /dev/null +++ b/chromium/ash/system/logout_button/logout_button_observer.h @@ -0,0 +1,22 @@ +// Copyright (c) 2012 The Chromium Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +#ifndef ASH_SYSTEM_LOGOUT_BUTTON_LOGOUT_BUTTON_OBSERVER_H_ +#define ASH_SYSTEM_LOGOUT_BUTTON_LOGOUT_BUTTON_OBSERVER_H_ + +namespace ash { + +// Observer for the value of the kShowLogoutButtonInTray pref that determines +// whether a logout button should be shown in the system tray during a session. +class LogoutButtonObserver { + public: + virtual ~LogoutButtonObserver() {} + + // Called when the value of the kShowLogoutButtonInTray pref changes. + virtual void OnShowLogoutButtonInTrayChanged(bool show) = 0; +}; + +} // namespace ash + +#endif // ASH_SYSTEM_LOGOUT_BUTTON_LOGOUT_BUTTON_OBSERVER_H_ |