chrome/browser/chromeos/login/webui_screen_locker.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_CHROMEOS_LOGIN_WEBUI_SCREEN_LOCKER_H_
   6 #define CHROME_BROWSER_CHROMEOS_LOGIN_WEBUI_SCREEN_LOCKER_H_
   7
   8 #include <string>
   9
  10 #include "ash/wm/lock_state_observer.h"
  11 #include "base/compiler_specific.h"
  12 #include "base/memory/scoped_ptr.h"
  13 #include "base/memory/weak_ptr.h"
  14 #include "base/time/time.h"
  15 #include "chrome/browser/chromeos/login/lock_window.h"
  16 #include "chrome/browser/chromeos/login/login_display.h"
  17 #include "chrome/browser/chromeos/login/screen_locker_delegate.h"
  18 #include "chrome/browser/chromeos/login/webui_login_view.h"
  19 #include "chromeos/dbus/power_manager_client.h"
  20 #include "content/public/browser/notification_observer.h"
  21 #include "content/public/browser/notification_registrar.h"
  22 #include "ui/views/widget/widget.h"
  23 #include "ui/views/widget/widget_observer.h"
  24
  25 namespace content {
  26 class WebUI;
  27 }
  28
  29 namespace chromeos {
  30
  31 class ScreenLocker;
  32 class WebUILoginDisplay;
  33 struct UserContext;
  34
  35 namespace login {
  36 class NetworkStateHelper;
  37 }
  38
  39 namespace test {
  40 class WebUIScreenLockerTester;
  41 }
  42
  43 // This version of ScreenLockerDelegate displays a WebUI lock screen based on
  44 // the Oobe account picker screen.
  45 class WebUIScreenLocker : public WebUILoginView,
  46                           public LoginDisplay::Delegate,
  47                           public ScreenLockerDelegate,
  48                           public LockWindow::Observer,
  49                           public ash::LockStateObserver,
  50                           public views::WidgetObserver,
  51                           public PowerManagerClient::Observer {
  52  public:
  53   explicit WebUIScreenLocker(ScreenLocker* screen_locker);
  54
  55   // ScreenLockerDelegate implementation.
  56   virtual void LockScreen() OVERRIDE;
  57   virtual void ScreenLockReady() OVERRIDE;
  58   virtual void OnAuthenticate() OVERRIDE;
  59   virtual void SetInputEnabled(bool enabled) OVERRIDE;
  60   virtual void ShowBannerMessage(const std::string& message) OVERRIDE;
  61   virtual void ShowUserPodButton(const std::string& username,
  62                                  const std::string& iconURL,
  63                                  const base::Closure& click_callback) OVERRIDE;
  64   virtual void ShowErrorMessage(
  65       int error_msg_id,
  66       HelpAppLauncher::HelpTopic help_topic_id) OVERRIDE;
  67   virtual void ClearErrors() OVERRIDE;
  68   virtual void AnimateAuthenticationSuccess() OVERRIDE;
  69   virtual gfx::NativeWindow GetNativeWindow() const OVERRIDE;
  70   virtual content::WebUI* GetAssociatedWebUI() OVERRIDE;
  71   virtual void OnLockWebUIReady() OVERRIDE;
  72   virtual void OnLockBackgroundDisplayed() OVERRIDE;
  73
  74   // LoginDisplay::Delegate: implementation
  75   virtual void CancelPasswordChangedFlow() OVERRIDE;
  76   virtual void CreateAccount() OVERRIDE;
  77   virtual void CompleteLogin(const UserContext& user_context) OVERRIDE;
  78   virtual base::string16 GetConnectedNetworkName() OVERRIDE;
  79   virtual bool IsSigninInProgress() const OVERRIDE;
  80   virtual void Login(const UserContext& user_context) OVERRIDE;
  81   virtual void LoginAsRetailModeUser() OVERRIDE;
  82   virtual void LoginAsGuest() OVERRIDE;
  83   virtual void MigrateUserData(const std::string& old_password) OVERRIDE;
  84   virtual void LoginAsPublicAccount(const std::string& username) OVERRIDE;
  85   virtual void OnSigninScreenReady() OVERRIDE;
  86   virtual void OnUserSelected(const std::string& username) OVERRIDE;
  87   virtual void OnStartEnterpriseEnrollment() OVERRIDE;
  88   virtual void OnStartKioskEnableScreen() OVERRIDE;
  89   virtual void OnStartDeviceReset() OVERRIDE;
  90   virtual void OnStartKioskAutolaunchScreen() OVERRIDE;
  91   virtual void ShowWrongHWIDScreen() OVERRIDE;
  92   virtual void ResetPublicSessionAutoLoginTimer() OVERRIDE;
  93   virtual void ResyncUserData() OVERRIDE;
  94   virtual void SetDisplayEmail(const std::string& email) OVERRIDE;
  95   virtual void Signout() OVERRIDE;
  96   virtual void LoginAsKioskApp(const std::string& app_id) OVERRIDE;
  97
  98   // content::NotificationObserver (via WebUILoginView) implementation.
  99   virtual void Observe(int type,
 100                        const content::NotificationSource& source,
 101                        const content::NotificationDetails& details) OVERRIDE;
 102
 103   // LockWindow::Observer implementation.
 104   virtual void OnLockWindowReady() OVERRIDE;
 105
 106   // LockStateObserver override.
 107   virtual void OnLockStateEvent(
 108       ash::LockStateObserver::EventType event) OVERRIDE;
 109
 110   // WidgetObserver override.
 111   virtual void OnWidgetDestroying(views::Widget* widget) OVERRIDE;
 112
 113   // PowerManagerClient::Observer overrides:
 114   virtual void SystemResumed(const base::TimeDelta& sleep_duration) OVERRIDE;
 115   virtual void LidEventReceived(bool open,
 116                                 const base::TimeTicks& time) OVERRIDE;
 117
 118   // Overridden from content::WebContentsObserver:
 119   virtual void RenderProcessGone(base::TerminationStatus status) OVERRIDE;
 120
 121  private:
 122   friend class test::WebUIScreenLockerTester;
 123
 124   virtual ~WebUIScreenLocker();
 125
 126   // Ensures that user pod is focused.
 127   void FocusUserPod();
 128
 129   // The screen locker window.
 130   views::Widget* lock_window_;
 131
 132   // Login UI implementation instance.
 133   scoped_ptr<WebUILoginDisplay> login_display_;
 134
 135   // Used for user image changed notifications.
 136   content::NotificationRegistrar registrar_;
 137
 138   // Tracks when the lock window is displayed and ready.
 139   bool lock_ready_;
 140
 141   // Tracks when the WebUI finishes loading.
 142   bool webui_ready_;
 143
 144   // Time when lock was initiated, required for metrics.
 145   base::TimeTicks lock_time_;
 146
 147   scoped_ptr<login::NetworkStateHelper> network_state_helper_;
 148
 149   base::WeakPtrFactory<WebUIScreenLocker> weak_factory_;
 150
 151   DISALLOW_COPY_AND_ASSIGN(WebUIScreenLocker);
 152 };
 153
 154 }  // namespace chromeos
 155
 156 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_WEBUI_SCREEN_LOCKER_H_