src/chrome/browser/chromeos/login/screens/device_disabled_screen.h

   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.
   4
   5 #ifndef CHROME_BROWSER_CHROMEOS_LOGIN_SCREENS_DEVICE_DISABLED_SCREEN_H_
   6 #define CHROME_BROWSER_CHROMEOS_LOGIN_SCREENS_DEVICE_DISABLED_SCREEN_H_
   7
   8 #include "base/macros.h"
   9 #include "chrome/browser/chromeos/login/screens/base_screen.h"
  10 #include "chrome/browser/chromeos/login/screens/device_disabled_screen_actor.h"
  11 #include "chrome/browser/chromeos/system/device_disabling_manager.h"
  12
  13 namespace chromeos {
  14
  15 namespace system {
  16 class DeviceDisablingManager;
  17 }
  18
  19 class BaseScreenDelegate;
  20
  21 // Screen informing the user that the device has been disabled by its owner.
  22 class DeviceDisabledScreen : public BaseScreen,
  23                              public DeviceDisabledScreenActor::Delegate,
  24                              public system::DeviceDisablingManager::Observer {
  25  public:
  26   DeviceDisabledScreen(BaseScreenDelegate* base_screen_delegate,
  27                        DeviceDisabledScreenActor* actor);
  28   ~DeviceDisabledScreen() override;
  29
  30   // BaseScreen:
  31   void PrepareToShow() override;
  32   void Show() override;
  33   void Hide() override;
  34   std::string GetName() const override;
  35
  36   // DeviceDisabledScreenActor::Delegate:
  37   void OnActorDestroyed(DeviceDisabledScreenActor* actor) override;
  38   const std::string& GetEnrollmentDomain() const override;
  39   const std::string& GetMessage() const override;
  40
  41   // system::DeviceDisablingManager::Observer:
  42   void OnDisabledMessageChanged(const std::string& disabled_message) override;
  43
  44  private:
  45   DeviceDisabledScreenActor* actor_;
  46   system::DeviceDisablingManager* device_disabling_manager_;
  47
  48   // Whether the screen is currently showing.
  49   bool showing_;
  50
  51   DISALLOW_COPY_AND_ASSIGN(DeviceDisabledScreen);
  52 };
  53
  54 }  // namespace chromeos
  55
  56 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_SCREENS_DEVICE_DISABLED_SCREEN_H_