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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_NOTIFICATIONS_MESSAGE_CENTER_NOTIFICATION_MANAGER_H_
#define CHROME_BROWSER_NOTIFICATIONS_MESSAGE_CENTER_NOTIFICATION_MANAGER_H_
#include <map>
#include <string>
#include "base/memory/scoped_ptr.h"
#include "chrome/browser/notifications/notification.h"
#include "chrome/browser/notifications/notification_ui_manager.h"
#include "chrome/browser/notifications/notification_ui_manager_impl.h"
#include "ui/message_center/message_center.h"
class Notification;
class Profile;
// This class extends NotificationUIManagerImpl and delegates actual display
// of notifications to MessageCenter, doing necessary conversions.
class MessageCenterNotificationManager
: public NotificationUIManagerImpl,
public message_center::MessageCenter::Delegate {
public:
explicit MessageCenterNotificationManager(
message_center::MessageCenter* message_center);
virtual ~MessageCenterNotificationManager();
// NotificationUIManager
virtual bool CancelById(const std::string& notification_id) OVERRIDE;
virtual bool CancelAllBySourceOrigin(const GURL& source_origin) OVERRIDE;
virtual bool CancelAllByProfile(Profile* profile) OVERRIDE;
virtual void CancelAll() OVERRIDE;
// NotificationUIManagerImpl
virtual bool ShowNotification(const Notification& notification,
Profile* profile) OVERRIDE;
virtual bool UpdateNotification(const Notification& notification,
Profile* profile) OVERRIDE;
// MessageCenter::Delegate
virtual void NotificationRemoved(const std::string& notification_id) OVERRIDE;
virtual void DisableExtension(const std::string& notification_id) OVERRIDE;
virtual void DisableNotificationsFromSource(
const std::string& notification_id) OVERRIDE;
virtual void ShowSettings(const std::string& notification_id) OVERRIDE;
virtual void ShowSettingsDialog(gfx::NativeView context) OVERRIDE;
virtual void OnClicked(const std::string& notification_id) OVERRIDE;
virtual void OnButtonClicked(const std::string& notification_id,
int button_index) OVERRIDE;
private:
message_center::MessageCenter* message_center_; // Weak, global.
// This class keeps a set of original Notification objects and corresponding
// Profiles, so when MessageCenter calls back with a notification_id, this
// class has necessary mapping to other source info - for example, it calls
// NotificationDelegate supplied by client when someone clicks on a Notification
// in MessageCenter. Likewise, if a Profile or Extension is being removed, the
// map makes it possible to revoke the notifications from MessageCenter.
// To keep that set, we use the private ProfileNotification class that stores
// a superset of all information about a notification.
// TODO(dimich): Consider merging all 4 types (Notification, QueuedNotification,
// ProfileNotification and NotificationList::Notification) into a single class.
class ProfileNotification {
public:
ProfileNotification(Profile* profile, const Notification& notification);
Profile* profile() const { return profile_; }
const Notification& notification() const { return notification_; }
// Returns extension_id if the notification originates from an extension,
// empty string otherwise.
std::string GetExtensionId();
private:
// Weak, guaranteed not to be used after profile removal by parent class.
Profile* profile_;
Notification notification_;
};
// Use a map by notification_id since this mapping is the most often used.
typedef std::map<std::string, ProfileNotification*> NotificationMap;
NotificationMap profile_notifications_;
// Helpers that add/remove the notification from local map and MessageCenter.
// They take ownership of profile_notification object.
void AddProfileNotification(ProfileNotification* profile_notification);
void RemoveProfileNotification(ProfileNotification* profile_notification);
ProfileNotification* FindProfileNotification(const std::string& id) const;
DISALLOW_COPY_AND_ASSIGN(MessageCenterNotificationManager);
};
#endif // CHROME_BROWSER_NOTIFICATIONS_MESSAGE_CENTER_NOTIFICATION_MANAGER_H_
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