adds DesktopNotificationService to Profile

chrome/browser/notifications/desktop_notification_service.h

+// Copyright (c) 2009 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_DESKTOP_NOTIFICATION_SERVICE_H
+#define CHROME_BROWSER_NOTIFICATIONS_DESKTOP_NOTIFICATION_SERVICE_H
+
+#include <set>
+
+#include "base/basictypes.h"
+#include "chrome/browser/notifications/notification.h"
+#include "googleurl/src/gurl.h"
+
+class NotificationUIManager;
+class NotificationsPrefsCache;
+class PrefService;
+class Profile;
+class Task;
+
+// The DesktopNotificationService is an object, owned by the Profile,
+// which provides the creation of desktop "toasts" to web pages and workers.
+class DesktopNotificationService {
+ public:
+  enum NotificationSource {
+    PageNotification,
+    WorkerNotification
+  };
+
+  DesktopNotificationService(Profile* profile,
+                             NotificationUIManager* ui_manager);
+  ~DesktopNotificationService();
+
+  // Requests permission (using an info-bar) for a given origin.
+  // |callback_context| contains an opaque value to pass back to the
+  // requesting process when the info-bar finishes.
+  void RequestPermission(const GURL& origin, int callback_context);
+
+  // Takes a notification object and shows it in the UI.
+  void ShowNotification(const Notification& notification);
+
+  // Two ShowNotification methods: getting content either from remote
+  // URL or as local parameters.  These are called on the UI thread
+  // in response to IPCs from a child process running script. |origin|
+  // is the origin of the script.  |source| indicates whether the
+  // script is in a worker or page.  |notification_id| is an opaque
+  // value to be passed back to the process when events occur on
+  // this notification.
+  bool ShowDesktopNotification(const GURL& origin, const GURL& url,
+      int process_id, int route_id, NotificationSource source,
+      int notification_id);
+  bool ShowDesktopNotificationText(const GURL& origin, const GURL& icon,
+      const string16& title, const string16& text, int process_id,
+      int route_id, NotificationSource source, int notification_id);
+
+  // Methods to setup and modify permission preferences.
+  void GrantPermission(const GURL& origin);
+  void DenyPermission(const GURL& origin);
+
+  NotificationsPrefsCache* prefs_cache() { return prefs_cache_; }
+
+ private:
+  void InitPrefs();
+
+  // The profile which owns this object.
+  Profile* profile_;
+
+  // A cache of preferences which is accessible only on the IO thread
+  // to service synchronous IPCs.
+  scoped_refptr<NotificationsPrefsCache> prefs_cache_;
+
+  // Non-owned pointer to the notification manager which manages the
+  // UI for desktop toasts.
+  NotificationUIManager* ui_manager_;
+
+  DISALLOW_COPY_AND_ASSIGN(DesktopNotificationService);
+};
+
+#endif  // #ifndef CHROME_BROWSER_NOTIFICATIONS_DESKTOP_NOTIFICATION_SERVICE_H