hid_detection_screen.h revision a02191e04bc25c4935f804f2c080ae28663d096d 
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_HID_DETECTION_SCREEN_H_
6#define CHROME_BROWSER_CHROMEOS_LOGIN_SCREENS_HID_DETECTION_SCREEN_H_
7
8#include <string>
9
10#include "base/compiler_specific.h"
11#include "base/macros.h"
12#include "chrome/browser/chromeos/login/screens/hid_detection_screen_actor.h"
13#include "chrome/browser/chromeos/login/screens/wizard_screen.h"
14
15namespace chromeos {
16
17// Representation independent class that controls screen showing warning about
18// HID absence to users.
19class HIDDetectionScreen : public WizardScreen,
20                           public HIDDetectionScreenActor::Delegate {
21 public:
22  HIDDetectionScreen(ScreenObserver* observer, HIDDetectionScreenActor* actor);
23  virtual ~HIDDetectionScreen();
24
25  // WizardScreen implementation:
26  virtual void PrepareToShow() OVERRIDE;
27  virtual void Show() OVERRIDE;
28  virtual void Hide() OVERRIDE;
29  virtual std::string GetName() const OVERRIDE;
30
31  // HIDDetectionScreenActor::Delegate implementation:
32  virtual void OnExit() OVERRIDE;
33  virtual void OnActorDestroyed(HIDDetectionScreenActor* actor) OVERRIDE;
34
35 private:
36  HIDDetectionScreenActor* actor_;
37
38  DISALLOW_COPY_AND_ASSIGN(HIDDetectionScreen);
39};
40
41}  // namespace chromeos
42
43#endif  // CHROME_BROWSER_CHROMEOS_LOGIN_SCREENS_HID_DETECTION_SCREEN_H_
44