Refactor kiosk app launch to be part of login screen UI flow.

chrome/browser/chromeos/ui/app_launch_view.h

-// Copyright (c) 2013 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_UI_APP_LAUNCH_VIEW_H_
-#define CHROME_BROWSER_CHROMEOS_UI_APP_LAUNCH_VIEW_H_
-
-#include <string>
-
-#include "ash/ash_export.h"
-#include "base/callback.h"
-#include "content/public/browser/web_contents_observer.h"
-#include "ui/views/widget/widget_delegate.h"
-#include "url/gurl.h"
-
-namespace content {
-class BrowserContent;
-}
-
-namespace views {
-class WebView;
-}
-
-namespace chromeos {
-
-class AppLaunchUI;
-
-enum AppLaunchState {
-  APP_LAUNCH_STATE_LOADING_AUTH_FILE,
-  APP_LAUNCH_STATE_LOADING_TOKEN_SERVICE,
-  APP_LAUNCH_STATE_PREPARING_NETWORK,
-  APP_LAUNCH_STATE_INSTALLING_APPLICATION,
-};
-
-void ShowAppLaunchSplashScreen(const std::string& app_id);
-void CloseAppLaunchSplashScreen();
-void UpdateAppLaunchSplashScreenState(AppLaunchState state);
-
-namespace internal {
-
-// Shows application launch/install splash screen in exclusive app mode (kiosk).
-class AppLaunchView : public views::WidgetDelegateView,
-                      public content::WebContentsObserver {
- public:
-  static void ShowAppLaunchSplashScreen(const std::string& app_id);
-  static void CloseAppLaunchSplashScreen();
-  static void UpdateAppLaunchState(AppLaunchState state);
-
- private:
-  explicit AppLaunchView(const std::string& app_id);
-  virtual ~AppLaunchView();
-
-  // views::WidgetDelegate overrides.
-  virtual views::View* GetContentsView() OVERRIDE;
-
-  // content::WebContentsObserver overrides.
-  virtual void RenderProcessGone(base::TerminationStatus status) OVERRIDE;
-
-  void Show();
-
-  // Updates UI state of the app launch splash screen.
-  void UpdateState(AppLaunchState state);
-
-  // Creates and adds web contents to our view.
-  void AddChildWebContents();
-
-  // Loads the splash screen in the WebView's webcontent. If the webcontents
-  // don't exist, they'll be created by WebView.
-  void LoadSplashScreen();
-
-  // Initializes container window.
-  void InitializeWindow();
-
-  // Creates and shows a frameless full screen window containing our view.
-  void ShowWindow();
-
-  // Host for the extension that implements this dialog.
-  views::WebView* app_launch_webview_;
-
-  // Window that holds the webview.
-  views::Widget* container_window_;
-
-  const std::string app_id_;
-
-  // Launch state.
-  AppLaunchState state_;
-
-  AppLaunchUI* app_launch_ui_;  // Not owned.
-
-  DISALLOW_COPY_AND_ASSIGN(AppLaunchView);
-};
-
-}  // namespace internal
-
-}  // namespace chromeos
-
-#endif  // CHROME_BROWSER_CHROMEOS_UI_APP_LAUNCH_VIEW_H_