Upstream version 10.39.225.0
[platform/framework/web/crosswalk.git] / src / chrome / browser / ui / webui / chromeos / login / eula_screen_handler.h
1 // Copyright (c) 2012 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_UI_WEBUI_CHROMEOS_LOGIN_EULA_SCREEN_HANDLER_H_
6 #define CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_EULA_SCREEN_HANDLER_H_
7
8 #include "base/compiler_specific.h"
9 #include "base/memory/ref_counted.h"
10 #include "chrome/browser/chromeos/login/screens/eula_screen_actor.h"
11 #include "chrome/browser/ui/webui/chromeos/login/base_screen_handler.h"
12 #include "chromeos/tpm_password_fetcher.h"
13 #include "content/public/browser/web_ui.h"
14
15 namespace base {
16 class DictionaryValue;
17 }
18
19 namespace chromeos {
20
21 class CoreOobeActor;
22 class HelpAppLauncher;
23
24 // WebUI implementation of EulaScreenActor. It is used to interact
25 // with the eula part of the JS page.
26 class EulaScreenHandler : public EulaScreenActor,
27                           public BaseScreenHandler,
28                           public TpmPasswordFetcherDelegate {
29  public:
30   explicit EulaScreenHandler(CoreOobeActor* core_oobe_actor);
31   virtual ~EulaScreenHandler();
32
33   // EulaScreenActor implementation:
34   virtual void PrepareToShow() OVERRIDE;
35   virtual void Show() OVERRIDE;
36   virtual void Hide() OVERRIDE;
37   virtual void SetDelegate(Delegate* delegate) OVERRIDE;
38   virtual void OnPasswordFetched(const std::string& tpm_password) OVERRIDE;
39
40   // BaseScreenHandler implementation:
41   virtual void DeclareLocalizedValues(LocalizedValuesBuilder* builder) OVERRIDE;
42   virtual void GetAdditionalParameters(base::DictionaryValue* dict) OVERRIDE;
43   virtual void Initialize() OVERRIDE;
44
45   // WebUIMessageHandler implementation:
46   virtual void RegisterMessages() OVERRIDE;
47
48  private:
49   // JS messages handlers.
50   void HandleOnExit(bool accepted, bool usager_stats_enabled);
51   void HandleOnLearnMore();
52   void HandleOnChromeCredits();
53   void HandleOnChromeOSCredits();
54   void HandleOnInstallationSettingsPopupOpened();
55
56   EulaScreenActor::Delegate* delegate_;
57   CoreOobeActor* core_oobe_actor_;
58
59   // Help application used for help dialogs.
60   scoped_refptr<HelpAppLauncher> help_app_;
61
62   // Keeps whether screen should be shown right after initialization.
63   bool show_on_init_;
64
65   DISALLOW_COPY_AND_ASSIGN(EulaScreenHandler);
66 };
67
68 }  // namespace chromeos
69
70 #endif  // CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_EULA_SCREEN_HANDLER_H_