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// 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_UI_WEBUI_OPTIONS2_BROWSER_OPTIONS_HANDLER2_H_
#define CHROME_BROWSER_UI_WEBUI_OPTIONS2_BROWSER_OPTIONS_HANDLER2_H_
#pragma once
#include "base/memory/ref_counted.h"
#include "base/memory/scoped_ptr.h"
#include "base/memory/weak_ptr.h"
#include "chrome/browser/autocomplete/autocomplete_controller_delegate.h"
#include "chrome/browser/prefs/pref_member.h"
#include "chrome/browser/search_engines/template_url_service_observer.h"
#include "chrome/browser/shell_integration.h"
#include "chrome/browser/sync/profile_sync_service_observer.h"
#include "chrome/browser/ui/webui/options2/options_ui2.h"
#include "ui/base/models/table_model_observer.h"
class AutocompleteController;
class CustomHomePagesTableModel;
class TemplateURLService;
namespace options2 {
// Chrome browser options page UI handler.
class BrowserOptionsHandler
: public OptionsPageUIHandler,
public ProfileSyncServiceObserver,
public AutocompleteControllerDelegate,
public ShellIntegration::DefaultWebClientObserver,
public TemplateURLServiceObserver {
public:
BrowserOptionsHandler();
virtual ~BrowserOptionsHandler();
virtual void Initialize() OVERRIDE;
// OptionsPageUIHandler implementation.
virtual void GetLocalizedValues(DictionaryValue* localized_strings) OVERRIDE;
virtual void RegisterMessages() OVERRIDE;
// ProfileSyncServiceObserver implementation.
virtual void OnStateChanged() OVERRIDE;
// AutocompleteControllerDelegate implementation.
virtual void OnResultChanged(bool default_match_changed) OVERRIDE;
// ShellIntegration::DefaultWebClientObserver implementation.
virtual void SetDefaultWebClientUIState(
ShellIntegration::DefaultWebClientUIState state) OVERRIDE;
// TemplateURLServiceObserver implementation.
virtual void OnTemplateURLServiceChanged() OVERRIDE;
private:
// content::NotificationObserver implementation.
virtual void Observe(int type,
const content::NotificationSource& source,
const content::NotificationDetails& details) OVERRIDE;
// Makes this the default browser. Called from WebUI.
void BecomeDefaultBrowser(const base::ListValue* args);
// Sets the search engine at the given index to be default. Called from WebUI.
void SetDefaultSearchEngine(const base::ListValue* args);
// Gets autocomplete suggestions asynchronously for the given string.
// Called from WebUI.
void RequestAutocompleteSuggestions(const base::ListValue* args);
// Enables/disables Instant.
void EnableInstant(const base::ListValue* args);
void DisableInstant(const base::ListValue* args);
// Enables/disables auto-launching of Chrome on computer startup.
void ToggleAutoLaunch(const base::ListValue* args);
// Checks (on the file thread) whether the user is in the auto-launch trial
// and whether Chrome is set to auto-launch at login. Gets a reply on the UI
// thread (see CheckAutoLaunchCallback). A weak pointer to this is passed in
// as a parameter to avoid the need to lock between this function and the
// destructor. |profile_path| is the full path to the current profile.
void CheckAutoLaunch(base::WeakPtr<BrowserOptionsHandler> weak_this,
const FilePath& profile_path);
// Sets up (on the UI thread) the necessary bindings for toggling auto-launch
// (if the user is part of the auto-launch and makes sure the HTML UI knows
// whether Chrome will auto-launch at login.
void CheckAutoLaunchCallback(bool is_in_auto_launch_group,
bool will_launch_at_login);
// Called to request information about the Instant field trial.
void GetInstantFieldTrialStatus(const base::ListValue* args);
// Returns the string ID for the given default browser state.
int StatusStringIdForState(ShellIntegration::DefaultWebClientState 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 possible default search engine list and reports it to the WebUI.
void UpdateSearchEngines();
// Sends an array of Profile objects to javascript.
// Each object is of the form:
// profileInfo = {
// name: "Profile Name",
// iconURL: "chrome://path/to/icon/image",
// filePath: "/path/to/profile/data/on/disk",
// isCurrentProfile: false
// };
void SendProfilesInfo();
// Asynchronously opens a new browser window to create a new profile.
// |args| is not used.
void CreateProfile(const base::ListValue* args);
void ObserveThemeChanged();
void ThemesReset(const base::ListValue* args);
#if defined(TOOLKIT_GTK)
void ThemesSetGTK(const base::ListValue* args);
#endif
#if defined(OS_CHROMEOS)
// Called when the System configuration screen is used to adjust
// the screen brightness.
// |args| will be an empty list.
void DecreaseScreenBrightnessCallback(const base::ListValue* args);
void IncreaseScreenBrightnessCallback(const base::ListValue* args);
void UpdateAccountPicture();
#endif
// Returns a newly created dictionary with a number of properties that
// correspond to the status of sync.
DictionaryValue* GetSyncStateDictionary();
scoped_refptr<ShellIntegration::DefaultBrowserWorker> default_browser_worker_;
StringPrefMember homepage_;
BooleanPrefMember default_browser_policy_;
TemplateURLService* template_url_service_; // Weak.
scoped_ptr<AutocompleteController> autocomplete_controller_;
// Used to get |weak_ptr_| to self for use on the File thread.
base::WeakPtrFactory<BrowserOptionsHandler> weak_ptr_factory_for_file_;
// Used to post update tasks to the UI thread.
base::WeakPtrFactory<BrowserOptionsHandler> weak_ptr_factory_for_ui_;
// True if the multiprofiles switch is enabled.
bool multiprofile_;
DISALLOW_COPY_AND_ASSIGN(BrowserOptionsHandler);
};
} // namespace options2
#endif // CHROME_BROWSER_UI_WEBUI_OPTIONS2_BROWSER_OPTIONS_HANDLER2_H_
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