// Copyright 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_STATS_COLLECTOR_H_ #define CHROME_BROWSER_NOTIFICATIONS_MESSAGE_CENTER_STATS_COLLECTOR_H_ #include #include #include "ui/message_center/message_center.h" #include "ui/message_center/message_center_observer.h" #include "ui/message_center/message_center_types.h" namespace message_center { class MessageCenter; } // MessageCenterStatsCollector sends both raw and per-notification statistics // to the UMA servers, if the user has opted in. It observes the message center // to gather its data. class MessageCenterStatsCollector : public message_center::MessageCenterObserver { public: enum NotificationActionType { NOTIFICATION_ACTION_UNKNOWN, NOTIFICATION_ACTION_ADD, NOTIFICATION_ACTION_UPDATE, NOTIFICATION_ACTION_CLICK, NOTIFICATION_ACTION_BUTTON_CLICK, NOTIFICATION_ACTION_DISPLAY, NOTIFICATION_ACTION_CLOSE_BY_USER, NOTIFICATION_ACTION_CLOSE_BY_SYSTEM, // NOTE: Add new action types only immediately above this line. Also, // make sure the enum list in tools/histogram/histograms.xml is // updated with any change in here. NOTIFICATION_ACTION_COUNT }; explicit MessageCenterStatsCollector( message_center::MessageCenter* message_center); virtual ~MessageCenterStatsCollector(); private: // Represents the aggregate stats for each notification. class NotificationStats { public: // Default constructor for map. NotificationStats(); explicit NotificationStats(const std::string& id); virtual ~NotificationStats(); // Called when we get an action from the message center. void CollectAction(NotificationActionType type); // Sends aggregate data to UMA. void RecordAggregateStats(); private: std::string id_; bool actions_[NOTIFICATION_ACTION_COUNT]; }; // MessageCenterObserver virtual void OnNotificationAdded(const std::string& notification_id) OVERRIDE; virtual void OnNotificationRemoved(const std::string& notification_id, bool by_user) OVERRIDE; virtual void OnNotificationUpdated( const std::string& notification_id) OVERRIDE; virtual void OnNotificationClicked( const std::string& notification_id) OVERRIDE; virtual void OnNotificationButtonClicked(const std::string& notification_id, int button_index) OVERRIDE; virtual void OnNotificationDisplayed( const std::string& notification_id) OVERRIDE; virtual void OnCenterVisibilityChanged( message_center::Visibility visibility) OVERRIDE; virtual void OnQuietModeChanged(bool in_quiet_mode) OVERRIDE; // Weak, global. message_center::MessageCenter* message_center_; typedef std::map StatsCollection; StatsCollection stats_; DISALLOW_COPY_AND_ASSIGN(MessageCenterStatsCollector); }; #endif // CHROME_BROWSER_NOTIFICATIONS_MESSAGE_CENTER_STATS_COLLECTOR_H_