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// 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_NOTIFICATIONS_MESSAGE_CENTER_SETTINGS_CONTROLLER_H_
#define CHROME_BROWSER_NOTIFICATIONS_MESSAGE_CENTER_SETTINGS_CONTROLLER_H_
#include <stddef.h>
#include <map>
#include <vector>
#include "base/macros.h"
#include "base/memory/scoped_ptr.h"
#include "base/memory/weak_ptr.h"
#include "base/observer_list.h"
#include "build/build_config.h"
#include "chrome/browser/extensions/app_icon_loader.h"
#include "chrome/browser/profiles/profile_info_cache_observer.h"
#include "components/content_settings/core/common/content_settings.h"
#include "components/favicon_base/favicon_types.h"
#include "content/public/browser/notification_details.h"
#include "content/public/browser/notification_observer.h"
#include "content/public/browser/notification_registrar.h"
#include "content/public/browser/notification_source.h"
#include "ui/message_center/notifier_settings.h"
#if defined(OS_CHROMEOS)
#include "components/user_manager/user_manager.h"
#endif
class Profile;
class ProfileInfoCache;
namespace base {
class CancelableTaskTracker;
}
namespace favicon_base {
struct FaviconImageResult;
}
namespace message_center {
class ProfileNotifierGroup;
}
// The class to bridge between the settings UI of notifiers and the preference
// storage.
class MessageCenterSettingsController
: public message_center::NotifierSettingsProvider,
public content::NotificationObserver,
public ProfileInfoCacheObserver,
#if defined(OS_CHROMEOS)
public user_manager::UserManager::UserSessionStateObserver,
#endif
public extensions::AppIconLoader::Delegate {
public:
explicit MessageCenterSettingsController(
ProfileInfoCache* profile_info_cache);
~MessageCenterSettingsController() override;
// Overridden from message_center::NotifierSettingsProvider.
void AddObserver(message_center::NotifierSettingsObserver* observer) override;
void RemoveObserver(
message_center::NotifierSettingsObserver* observer) override;
size_t GetNotifierGroupCount() const override;
const message_center::NotifierGroup& GetNotifierGroupAt(
size_t index) const override;
bool IsNotifierGroupActiveAt(size_t index) const override;
void SwitchToNotifierGroup(size_t index) override;
const message_center::NotifierGroup& GetActiveNotifierGroup() const override;
void GetNotifierList(
std::vector<message_center::Notifier*>* notifiers) override;
void SetNotifierEnabled(const message_center::Notifier& notifier,
bool enabled) override;
void OnNotifierSettingsClosing() override;
bool NotifierHasAdvancedSettings(
const message_center::NotifierId& notifier_id) const override;
void OnNotifierAdvancedSettingsRequested(
const message_center::NotifierId& notifier_id,
const std::string* notification_id) override;
#if defined(OS_CHROMEOS)
// Overridden from user_manager::UserManager::UserSessionStateObserver.
void ActiveUserChanged(const user_manager::User* active_user) override;
#endif
// Overridden from extensions::AppIconLoader::Delegate.
void SetAppImage(const std::string& id, const gfx::ImageSkia& image) override;
private:
// Overridden from content::NotificationObserver.
void Observe(int type,
const content::NotificationSource& source,
const content::NotificationDetails& details) override;
// ProfileInfoCacheObserver:
void OnProfileAdded(const base::FilePath& profile_path) override;
void OnProfileWasRemoved(const base::FilePath& profile_path,
const base::string16& profile_name) override;
void OnProfileNameChanged(const base::FilePath& profile_path,
const base::string16& old_profile_name) override;
void OnProfileAuthInfoChanged(const base::FilePath& profile_path) override;
void OnFaviconLoaded(const GURL& url,
const favicon_base::FaviconImageResult& favicon_result);
#if defined(OS_CHROMEOS)
// Sets up the notifier group for the guest session. This needs to be
// separated from RebuildNotifierGroup() and called asynchronously to avoid
// the infinite loop of creating profile. See more the comment of
// RebuildNotifierGroups().
void CreateNotifierGroupForGuestLogin();
#endif
// Sets up the notifier groups for all profiles. If |notify| is true, then
// it sends out a NotifierGroupChange notification to each observer.
void RebuildNotifierGroups(bool notify);
// The views displaying notifier settings.
base::ObserverList<message_center::NotifierSettingsObserver> observers_;
// The task tracker for loading favicons.
scoped_ptr<base::CancelableTaskTracker> favicon_tracker_;
scoped_ptr<extensions::AppIconLoader> app_icon_loader_;
std::map<base::string16, ContentSettingsPattern> patterns_;
// The list of all configurable notifier groups. This is each profile that is
// loaded (and in the ProfileInfoCache - so no incognito profiles go here).
std::vector<scoped_ptr<message_center::ProfileNotifierGroup>>
notifier_groups_;
size_t current_notifier_group_;
content::NotificationRegistrar registrar_;
ProfileInfoCache* profile_info_cache_;
base::WeakPtrFactory<MessageCenterSettingsController> weak_factory_;
DISALLOW_COPY_AND_ASSIGN(MessageCenterSettingsController);
};
#endif // CHROME_BROWSER_NOTIFICATIONS_MESSAGE_CENTER_SETTINGS_CONTROLLER_H_
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