chrome/browser/notifications/notification_ui_manager.h

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CHROME_BROWSER_NOTIFICATIONS_NOTIFICATION_UI_MANAGER_H_
   6 #define CHROME_BROWSER_NOTIFICATIONS_NOTIFICATION_UI_MANAGER_H_
   7
   8 #include <set>
   9 #include <string>
  10 #include <vector>
  11
  12 #include "base/basictypes.h"
  13
  14 class GURL;
  15 class Notification;
  16 class PrefService;
  17 class Profile;
  18
  19 // This virtual interface is used to manage the UI surfaces for desktop
  20 // notifications. There is one instance per profile.
  21 class NotificationUIManager {
  22  public:
  23   virtual ~NotificationUIManager() {}
  24
  25   // Creates an initialized UI manager.
  26   static NotificationUIManager* Create(PrefService* local_state);
  27
  28   // Adds a notification to be displayed. Virtual for unit test override.
  29   virtual void Add(const Notification& notification, Profile* profile) = 0;
  30
  31   // Updates an existing notification. If |update_progress_only|, assume
  32   // only message and progress properties are updated.
  33   virtual bool Update(const Notification& notification, Profile* profile) = 0;
  34
  35   // Returns the pointer to a notification if it match the supplied ID, either
  36   // currently displayed or in the queue.
  37   virtual const Notification* FindById(
  38       const std::string& notification_id) const = 0;
  39
  40   // Removes any notifications matching the supplied ID, either currently
  41   // displayed or in the queue.  Returns true if anything was removed.
  42   virtual bool CancelById(const std::string& notification_id) = 0;
  43
  44   // Adds the notification_id for each outstanding notification to the set
  45   // |notification_ids| (must not be NULL).
  46   virtual std::set<std::string> GetAllIdsByProfileAndSourceOrigin(
  47       Profile* profile,
  48       const GURL& source) = 0;
  49
  50   // Removes notifications matching the |source_origin| (which could be an
  51   // extension ID). Returns true if anything was removed.
  52   virtual bool CancelAllBySourceOrigin(const GURL& source_origin) = 0;
  53
  54   // Removes notifications matching |profile|. Returns true if any were removed.
  55   virtual bool CancelAllByProfile(Profile* profile) = 0;
  56
  57   // Cancels all pending notifications and closes anything currently showing.
  58   // Used when the app is terminating.
  59   virtual void CancelAll() = 0;
  60
  61   // Temporary, while we have two implementations of Notifications UI Managers.
  62   // One is older BalloonCollection-based and uses renderers to show
  63   // notifications, another delegates to the new MessageCenter and uses native
  64   // UI widgets.
  65   // TODO(dimich): remove these eventually.
  66   static bool DelegatesToMessageCenter();
  67
  68  protected:
  69   NotificationUIManager() {}
  70
  71  private:
  72   DISALLOW_COPY_AND_ASSIGN(NotificationUIManager);
  73 };
  74
  75 #endif  // CHROME_BROWSER_NOTIFICATIONS_NOTIFICATION_UI_MANAGER_H_