Integrate WebUI Login with cros.

chrome/browser/chromeos/login/webui_login_view.h

+// Copyright (c) 2011 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_VIEW_H_
+#define CHROME_BROWSER_CHROMEOS_LOGIN_WEBUI_LOGIN_VIEW_H_
+#pragma once
+
+#include "chrome/browser/chromeos/login/login_html_dialog.h"
+#include "chrome/browser/chromeos/status/status_area_host.h"
+#include "content/common/notification_observer.h"
+#include "content/common/notification_registrar.h"
+#include "views/focus/focus_manager.h"
+#include "views/view.h"
+
+class DOMView;
+class GURL;
+class KeyboardContainerView;
+class NotificationDetails;
+class NotificationSource;
+class Profile;
+
+namespace views {
+class Widget;
+class WindowDelegate;
+}
+
+namespace chromeos {
+
+class StatusAreaView;
+
+// View used to render a WebUI supporting Widget. This widget is used for the
+// WebUI based start up and lock screens. It contains a StatusAreaView, DOMView,
+// and on touch builds a KeyboardContainerView.
+class WebUILoginView : public views::View,
+                       public StatusAreaHost,
+                       public chromeos::LoginHtmlDialog::Delegate,
+                       public views::FocusChangeListener,
+                       public NotificationObserver {
+ public:
+  enum VirtualKeyboardType {
+    NONE,
+    GENERIC,
+    URL,
+  };
+
+  // Internal class name.
+  static const char kViewClassName[];
+
+  WebUILoginView();
+
+  // Initializes the webui login view. |login_url| must be specified.
+  void Init(const GURL& login_url);
+
+  // Creates a window containing an instance of WebUILoginView as the root
+  // view. The caller is responsible for showing (and closing) the returned
+  // widget. The WebUILoginView is set in |view|. |login_url| is the webpage
+  // that will be opened in the DOMView.
+  static views::Widget* CreateWindowContainingView(
+      const gfx::Rect& bounds,
+      const GURL& login_url,
+      WebUILoginView** view);
+
+  // Overriden from views::Views:
+  virtual std::string GetClassName() const OVERRIDE;
+
+  // Overridden from StatusAreaHost:
+  virtual gfx::NativeWindow GetNativeWindow() const;
+
+  // Overridden from views::FocusChangeListener:
+  virtual void FocusWillChange(views::View* focused_before,
+                               views::View* focused_now);
+
+ protected:
+  // Overridden from views::View:
+  virtual void Layout() OVERRIDE;
+  virtual void ChildPreferredSizeChanged(View* child) OVERRIDE;
+
+  // Overridden from StatusAreaHost:
+  virtual Profile* GetProfile() const OVERRIDE;
+  virtual void ExecuteBrowserCommand(int id) const OVERRIDE;
+  virtual bool ShouldOpenButtonOptions(
+      const views::View* button_view) const OVERRIDE;
+  virtual void OpenButtonOptions(const views::View* button_view) OVERRIDE;
+  virtual ScreenMode GetScreenMode() const OVERRIDE;
+  virtual TextStyle GetTextStyle() const OVERRIDE;
+
+  // Overridden from LoginHtmlDialog::Delegate:
+  virtual void OnDialogClosed() OVERRIDE;
+  virtual void OnLocaleChanged() OVERRIDE;
+
+ private:
+  // Creates and adds the status_area.
+  void InitStatusArea();
+
+  // Invokes SetWindowType for the window. This is invoked during startup and
+  // after we've painted.
+  void UpdateWindowType();
+
+  void InitVirtualKeyboard();
+  void UpdateKeyboardAndLayout(bool should_show_keyboard);
+  VirtualKeyboardType DecideKeyboardStateForView(views::View* view);
+
+  // Overridden from NotificationObserver.
+  virtual void Observe(NotificationType type,
+                       const NotificationSource& source,
+                       const NotificationDetails& details) OVERRIDE;
+
+  Profile* profile_;
+
+  StatusAreaView* status_area_;
+
+  // DOMView for rendering a webpage as a webui login.
+  DOMView* webui_login_;
+
+  // Proxy settings dialog that can be invoked from network menu.
+  scoped_ptr<LoginHtmlDialog> proxy_settings_dialog_;
+
+  bool keyboard_showing_;
+  bool focus_listener_added_;
+  KeyboardContainerView* keyboard_;
+  NotificationRegistrar registrar_;
+
+  DISALLOW_COPY_AND_ASSIGN(WebUILoginView);
+};
+
+}  // namespace chromeos
+
+#endif  // CHROME_BROWSER_CHROMEOS_LOGIN_WEBUI_LOGIN_VIEW_H_