chrome/browser/notifications/extension_welcome_notification_factory.h

   1 // Copyright 2014 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_EXTENSION_WELCOME_NOTIFICATION_FACTORY_H_
   6 #define CHROME_BROWSER_NOTIFICATIONS_EXTENSION_WELCOME_NOTIFICATION_FACTORY_H_
   7
   8 #include "base/memory/singleton.h"
   9 #include "components/keyed_service/content/browser_context_keyed_service_factory.h"
  10
  11 class ExtensionWelcomeNotification;
  12
  13 // Singleton owning the extension welcome notification objects and associates
  14 // them with the browser context for which they may have to be shown.
  15 class ExtensionWelcomeNotificationFactory
  16     : public BrowserContextKeyedServiceFactory {
  17  public:
  18   // Returns the ExtensionWelcomeNotification instance to be used for |context|.
  19   static ExtensionWelcomeNotification* GetForBrowserContext(
  20       content::BrowserContext* context);
  21
  22   static ExtensionWelcomeNotificationFactory* GetInstance();
  23
  24  private:
  25   friend struct DefaultSingletonTraits<ExtensionWelcomeNotificationFactory>;
  26
  27   ExtensionWelcomeNotificationFactory();
  28   ~ExtensionWelcomeNotificationFactory() override;
  29
  30   // BrowserContextKeyedServiceFactory:
  31   KeyedService* BuildServiceInstanceFor(
  32       content::BrowserContext* context) const override;
  33   content::BrowserContext* GetBrowserContextToUse(
  34       content::BrowserContext* context) const override;
  35 };
  36
  37 #endif  // CHROME_BROWSER_NOTIFICATIONS_EXTENSION_WELCOME_NOTIFICATION_FACTORY_H_