1 // Copyright 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.
5 #ifndef UI_DISPLAY_TYPES_CHROMEOS_NATIVE_DISPLAY_OBSERVER_H_
6 #define UI_DISPLAY_TYPES_CHROMEOS_NATIVE_DISPLAY_OBSERVER_H_
8 #include "ui/display/types/display_types_export.h"
12 // Observer class used by NativeDisplayDelegate to announce when the display
13 // configuration changes.
14 class DISPLAY_TYPES_EXPORT NativeDisplayObserver {
16 virtual ~NativeDisplayObserver() {}
18 virtual void OnConfigurationChanged() = 0;
23 #endif // UI_DISPLAY_TYPES_CHROMEOS_NATIVE_DISPLAY_OBSERVER_H_