src/ash/system/chromeos/screen_security/screen_capture_observer.h

   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:
  24   virtual ~ScreenCaptureObserver() {}
  25 };
  26
  27 }  // namespace ash
  28
  29 #endif  // ASH_SYSTEM_CHROMEOS_SCREEN_CAPTURE_SCREEN_CAPTURE_OBSERVER_H_