Merge WebUILoginDisplayHost into LoginDisplayHostImpl

chrome/browser/chromeos/login/webui_login_display_host.h

-// Copyright (c) 2012 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_WEBUI_LOGIN_DISPLAY_HOST_H_
-#define CHROME_BROWSER_CHROMEOS_LOGIN_WEBUI_LOGIN_DISPLAY_HOST_H_
-
-#include <string>
-
-#include "base/memory/scoped_ptr.h"
-#include "chrome/browser/chromeos/login/login_display_host_impl.h"
-#include "content/public/browser/notification_registrar.h"
-#include "content/public/browser/web_contents_observer.h"
-
-namespace gfx {
-class Rect;
-}  // namespace gfx
-
-namespace chromeos {
-
-class OobeUI;
-class WebUILoginDisplay;
-class WebUILoginView;
-
-// WebUI-specific implementation of the OOBE/login screen host. Uses
-// WebUILoginDisplay as the login screen UI implementation,
-class WebUILoginDisplayHost : public LoginDisplayHostImpl,
-                              public content::WebContentsObserver {
- public:
-  explicit WebUILoginDisplayHost(const gfx::Rect& background_bounds);
-  virtual ~WebUILoginDisplayHost();
-
-  // LoginDisplayHost implementation:
-  virtual LoginDisplay* CreateLoginDisplay(
-      LoginDisplay::Delegate* delegate) OVERRIDE;
-  virtual gfx::NativeWindow GetNativeWindow() const OVERRIDE;
-  virtual views::Widget* GetWidget() const OVERRIDE;
-  virtual void OpenProxySettings() OVERRIDE;
-  virtual void SetOobeProgressBarVisible(bool visible) OVERRIDE;
-  virtual void SetShutdownButtonEnabled(bool enable) OVERRIDE;
-  virtual void SetStatusAreaVisible(bool visible) OVERRIDE;
-  virtual void StartWizard(const std::string& first_screen_name,
-                           DictionaryValue* screen_parameters) OVERRIDE;
-  virtual void StartSignInScreen() OVERRIDE;
-  virtual void OnPreferencesChanged() OVERRIDE;
-
-  // LoginDisplayHostImpl overrides:
-  virtual WizardController* CreateWizardController() OVERRIDE;
-  virtual void OnBrowserCreated() OVERRIDE;
-
-  // Returns instance of the OOBE WebUI.
-  OobeUI* GetOobeUI() const;
-
-  // Returns the current login view.
-  WebUILoginView* login_view() { return login_view_; }
-
- protected:
-  // content::NotificationObserver implementation.
-  virtual void Observe(int type,
-                       const content::NotificationSource& source,
-                       const content::NotificationDetails& details) OVERRIDE;
-
- private:
-  // Overridden from content::WebContentsObserver:
-  virtual void RenderViewGone(base::TerminationStatus status) OVERRIDE;
-
-  // Loads given URL. Creates WebUILoginView if needed.
-  void LoadURL(const GURL& url);
-
-  // Shows OOBE/sign in WebUI that was previously initialized in hidden state.
-  void ShowWebUI();
-
-  // Starts postponed WebUI (OOBE/sign in) if it was waiting for
-  // wallpaper animation end.
-  void StartPostponedWebUI();
-
-  // Initializes |login_window_| and |login_view_| fields if needed.
-  void InitLoginWindowAndView();
-
-  // Closes |login_window_| and resets |login_window_| and
-  // |login_view_| fields.
-  void ResetLoginWindowAndView();
-
-  // Container of the screen we are displaying.
-  views::Widget* login_window_;
-
-  // Container of the view we are displaying.
-  WebUILoginView* login_view_;
-
-  // Login display we are using.
-  WebUILoginDisplay* webui_login_display_;
-
-  // True if alternate boot animation is enabled.
-  bool is_boot_animation2_enabled_;
-
-  // True if the login display is the current screen.
-  bool is_showing_login_;
-
-  // True if NOTIFICATION_WALLPAPER_ANIMATION_FINISHED notification has been
-  // received.
-  bool is_wallpaper_loaded_;
-
-  // Stores status area current visibility to be applied once login WebUI
-  // is shown.
-  bool status_area_saved_visibility_;
-
-  // If true, WebUI is initialized in a hidden state and shown after the
-  // wallpaper animation is finished (when it is enabled) or the user pods have
-  // been loaded (otherwise).
-  // By default is true. Could be used to tune performance if needed.
-  bool initialize_webui_hidden_;
-
-  // True if WebUI is initialized in hidden state and we're waiting for
-  // wallpaper load animation to finish.
-  bool waiting_for_wallpaper_load_;
-
-  // True if WebUI is initialized in hidden state and we're waiting for user
-  // pods to load.
-  bool waiting_for_user_pods_;
-
-  content::NotificationRegistrar registrar_;
-
-  // How many times renderer has crashed.
-  int crash_count_;
-
-  // Way to restore if renderer have crashed.
-  enum {
-    RESTORE_UNKNOWN,
-    RESTORE_WIZARD,
-    RESTORE_SIGN_IN
-  } restore_path_;
-
-  // Stored parameters for StartWizard, required to restore in case of crash.
-  std::string wizard_first_screen_name_;
-  scoped_ptr<DictionaryValue> wizard_screen_parameters_;
-
-  // Old value of the ash::internal::kIgnoreSoloWindowFramePainterPolicy
-  // property of the root window for |login_window_|.
-  bool old_ignore_solo_window_frame_painter_policy_value_;
-
-  DISALLOW_COPY_AND_ASSIGN(WebUILoginDisplayHost);
-};
-
-}  // namespace chromeos
-
-#endif  // CHROME_BROWSER_CHROMEOS_LOGIN_WEBUI_LOGIN_DISPLAY_HOST_H_