ChromeOS login webui refactoring: split user selection/gaia login screens.

chrome/browser/chromeos/login/screens/user_selection_screen.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_CHROMEOS_LOGIN_SCREENS_USER_SELECTION_SCREEN_H_
 #define CHROME_BROWSER_CHROMEOS_LOGIN_SCREENS_USER_SELECTION_SCREEN_H_
 
+#include <map>
 #include <string>
 
 #include "base/bind.h"
 #include "base/compiler_specific.h"
+#include "base/timer/timer.h"
+#include "base/values.h"
 #include "chrome/browser/chromeos/login/users/user.h"
+#include "chrome/browser/signin/screenlock_bridge.h"
+#include "ui/wm/core/user_activity_observer.h"
 
 namespace chromeos {
 
 class LoginDisplayWebUIHandler;
 
 // This class represents User Selection screen: user pod-based login screen.
-class UserSelectionScreen {
+class UserSelectionScreen : public wm::UserActivityObserver {
  public:
   UserSelectionScreen();
   virtual ~UserSelectionScreen();
 
   void SetHandler(LoginDisplayWebUIHandler* handler);
 
-  void Init(const UserList& users);
+  void Init(const UserList& users, bool show_guest);
   const UserList& GetUsers() const;
   void OnUserImageChanged(const User& user);
   void OnBeforeUserRemoved(const std::string& username);
   void OnUserRemoved(const std::string& username);
 
+  void OnPasswordClearTimerExpired();
+  void SendUserList(bool animated);
+  void HandleGetUsers();
+  void SetAuthType(const std::string& username,
+                   ScreenlockBridge::LockHandler::AuthType auth_type);
+  ScreenlockBridge::LockHandler::AuthType GetAuthType(
+      const std::string& username) const;
+
+  // wm::UserActivityDetector implementation:
+  virtual void OnUserActivity(const ui::Event* event) OVERRIDE;
+
+  // Fills |user_dict| with information about |user|.
+  static void FillUserDictionary(
+      User* user,
+      bool is_owner,
+      bool is_signin_to_add,
+      ScreenlockBridge::LockHandler::AuthType auth_type,
+      base::DictionaryValue* user_dict);
+
+  // Determines if user auth status requires online sign in.
+  static bool ShouldForceOnlineSignIn(const User* user);
+
  private:
   LoginDisplayWebUIHandler* handler_;
 
   // Set of Users that are visible.
   UserList users_;
 
+  // Whether to show guest login.
+  bool show_guest_;
+
+  // Map of usernames to their current authentication type. If a user is not
+  // contained in the map, it is using the default authentication type.
+  std::map<std::string, ScreenlockBridge::LockHandler::AuthType>
+      user_auth_type_map_;
+
+  // Timer for measuring idle state duration before password clear.
+  base::OneShotTimer<UserSelectionScreen> password_clear_timer_;
+
   DISALLOW_COPY_AND_ASSIGN(UserSelectionScreen);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_SCREENS_USER_SELECTION_SCREEN_H_