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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 <map>
#include <vector>
#include "base/basictypes.h"
#include "base/memory/scoped_ptr.h"
#include "base/memory/scoped_vector.h"
#include "base/memory/weak_ptr.h"
#include "base/observer_list.h"
#include "chrome/browser/extensions/app_icon_loader.h"
#include "chrome/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,
#if defined(OS_CHROMEOS)
public user_manager::UserManager::UserSessionStateObserver,
#endif
public extensions::AppIconLoader::Delegate {
public:
explicit MessageCenterSettingsController(
ProfileInfoCache* profile_info_cache);
virtual ~MessageCenterSettingsController();
// Overridden from message_center::NotifierSettingsProvider.
virtual void AddObserver(
message_center::NotifierSettingsObserver* observer) OVERRIDE;
virtual void RemoveObserver(
message_center::NotifierSettingsObserver* observer) OVERRIDE;
virtual size_t GetNotifierGroupCount() const OVERRIDE;
virtual const message_center::NotifierGroup& GetNotifierGroupAt(
size_t index) const OVERRIDE;
virtual bool IsNotifierGroupActiveAt(size_t index) const OVERRIDE;
virtual void SwitchToNotifierGroup(size_t index) OVERRIDE;
virtual const message_center::NotifierGroup& GetActiveNotifierGroup() const
OVERRIDE;
virtual void GetNotifierList(
std::vector<message_center::Notifier*>* notifiers) OVERRIDE;
virtual void SetNotifierEnabled(const message_center::Notifier& notifier,
bool enabled) OVERRIDE;
virtual void OnNotifierSettingsClosing() OVERRIDE;
virtual bool NotifierHasAdvancedSettings(
const message_center::NotifierId& notifier_id) const OVERRIDE;
virtual void OnNotifierAdvancedSettingsRequested(
const message_center::NotifierId& notifier_id,
const std::string* notification_id) OVERRIDE;
#if defined(OS_CHROMEOS)
// Overridden from user_manager::UserManager::UserSessionStateObserver.
virtual void ActiveUserChanged(
const user_manager::User* active_user) OVERRIDE;
#endif
// Overridden from extensions::AppIconLoader::Delegate.
virtual void SetAppImage(const std::string& id,
const gfx::ImageSkia& image) OVERRIDE;
private:
// Overridden from content::NotificationObserver.
virtual void Observe(int type,
const content::NotificationSource& source,
const content::NotificationDetails& details) 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
void RebuildNotifierGroups();
// The views displaying notifier settings.
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).
ScopedVector<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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