1 // Copyright 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 ASH_SYSTEM_CHROMEOS_SCREEN_CAPTURE_SCREEN_CAPTURE_OBSERVER_H_ 6 #define ASH_SYSTEM_CHROMEOS_SCREEN_CAPTURE_SCREEN_CAPTURE_OBSERVER_H_ 7 8 #include "base/callback.h" 9 #include "base/strings/string16.h" 10 11 namespace ash { 12 13 class ScreenCaptureObserver { 14 public: 15 // Called when screen capture is started. 16 virtual void OnScreenCaptureStart( 17 const base::Closure& stop_callback, 18 const base::string16& screen_capture_status) = 0; 19 20 // Called when screen capture is stopped. 21 virtual void OnScreenCaptureStop() = 0; 22 23 protected: ~ScreenCaptureObserver()24 virtual ~ScreenCaptureObserver() {} 25 }; 26 27 } // namespace ash 28 29 #endif // ASH_SYSTEM_CHROMEOS_SCREEN_CAPTURE_SCREEN_CAPTURE_OBSERVER_H_ 30