WebUI: Move chrome/browser/dom_ui/options/ to chrome/browser/webui/options.

chrome/browser/webui/options/browser_options_handler.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_WEBUI_OPTIONS_BROWSER_OPTIONS_HANDLER_H_
+#define CHROME_BROWSER_WEBUI_OPTIONS_BROWSER_OPTIONS_HANDLER_H_
+#pragma once
+
+#include "chrome/browser/dom_ui/options/options_ui.h"
+#include "chrome/browser/prefs/pref_member.h"
+#include "chrome/browser/search_engines/template_url_model_observer.h"
+#include "chrome/browser/shell_integration.h"
+#include "ui/base/models/table_model_observer.h"
+
+class CustomHomePagesTableModel;
+class OptionsManagedBannerHandler;
+class StringPrefMember;
+class TemplateURLModel;
+
+// Chrome browser options page UI handler.
+class BrowserOptionsHandler : public OptionsPageUIHandler,
+                              public ShellIntegration::DefaultBrowserObserver,
+                              public TemplateURLModelObserver,
+                              public ui::TableModelObserver {
+ public:
+  BrowserOptionsHandler();
+  virtual ~BrowserOptionsHandler();
+
+  virtual void Initialize();
+
+  // OptionsUIHandler implementation.
+  virtual void GetLocalizedValues(DictionaryValue* localized_strings);
+  virtual void RegisterMessages();
+
+  // ShellIntegration::DefaultBrowserObserver implementation.
+  virtual void SetDefaultBrowserUIState(
+      ShellIntegration::DefaultBrowserUIState state);
+
+  // TemplateURLModelObserver implementation.
+  virtual void OnTemplateURLModelChanged();
+
+  // ui::TableModelObserver implementation.
+  virtual void OnModelChanged();
+  virtual void OnItemsChanged(int start, int length);
+  virtual void OnItemsAdded(int start, int length);
+  virtual void OnItemsRemoved(int start, int length);
+
+ private:
+  // NotificationObserver implementation.
+  virtual void Observe(NotificationType type,
+                       const NotificationSource& source,
+                       const NotificationDetails& details);
+
+  // Sets the home page to the given string. Called from WebUI.
+  void SetHomePage(const ListValue* args);
+
+  // Makes this the default browser. Called from WebUI.
+  void BecomeDefaultBrowser(const ListValue* args);
+
+  // Sets the search engine at the given index to be default. Called from WebUI.
+  void SetDefaultSearchEngine(const ListValue* args);
+
+  // Removes the startup page at the given indexes. Called from WebUI.
+  void RemoveStartupPages(const ListValue* args);
+
+  // Adds a startup page with the given URL after the given index.
+  // Called from WebUI.
+  void AddStartupPage(const ListValue* args);
+
+  // Changes the startup page at the given index to the given URL.
+  // Called from WebUI.
+  void EditStartupPage(const ListValue* args);
+
+  // Sets the startup page set to the current pages. Called from WebUI.
+  void SetStartupPagesToCurrentPages(const ListValue* args);
+
+  // Returns the string ID for the given default browser state.
+  int StatusStringIdForState(ShellIntegration::DefaultBrowserState state);
+
+  // Gets the current default browser state, and asynchronously reports it to
+  // the WebUI page.
+  void UpdateDefaultBrowserState();
+
+  // Updates the UI with the given state for the default browser.
+  void SetDefaultBrowserUIString(int status_string_id);
+
+  // Loads the current set of custom startup pages and reports it to the WebUI.
+  void UpdateStartupPages();
+
+  // Loads the possible default search engine list and reports it to the WebUI.
+  void UpdateSearchEngines();
+
+  // Writes the current set of startup pages to prefs.
+  void SaveStartupPagesPref();
+
+  scoped_refptr<ShellIntegration::DefaultBrowserWorker> default_browser_worker_;
+
+  StringPrefMember homepage_;
+  BooleanPrefMember default_browser_policy_;
+
+  TemplateURLModel* template_url_model_;  // Weak.
+
+  // TODO(stuartmorgan): Once there are no other clients of
+  // CustomHomePagesTableModel, consider changing it to something more like
+  // TemplateURLModel.
+  scoped_ptr<CustomHomePagesTableModel> startup_custom_pages_table_model_;
+  scoped_ptr<OptionsManagedBannerHandler> banner_handler_;
+
+  DISALLOW_COPY_AND_ASSIGN(BrowserOptionsHandler);
+};
+
+#endif  // CHROME_BROWSER_WEBUI_OPTIONS_BROWSER_OPTIONS_HANDLER_H_