ios/chrome/browser/favicon/favicon_service_factory.h

   1 // Copyright 2015 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 IOS_CHROME_BROWSER_FAVICON_FAVICON_SERVICE_FACTORY_H_
   6 #define IOS_CHROME_BROWSER_FAVICON_FAVICON_SERVICE_FACTORY_H_
   7
   8 #include "base/macros.h"
   9 #include "base/memory/scoped_ptr.h"
  10 #include "components/keyed_service/ios/browser_state_keyed_service_factory.h"
  11
  12 namespace base {
  13 template <typename T>
  14 struct DefaultSingletonTraits;
  15 }  // namespace base
  16
  17 enum class ServiceAccessType;
  18
  19 namespace favicon {
  20 class FaviconService;
  21 }
  22
  23 namespace ios {
  24
  25 class ChromeBrowserState;
  26
  27 // Singleton that owns all FaviconServices and associates them with
  28 // ios::ChromeBrowserState.
  29 class FaviconServiceFactory : public BrowserStateKeyedServiceFactory {
  30  public:
  31   static favicon::FaviconService* GetForBrowserState(
  32       ios::ChromeBrowserState* browser_state,
  33       ServiceAccessType access_type);
  34   static FaviconServiceFactory* GetInstance();
  35
  36  private:
  37   friend struct base::DefaultSingletonTraits<FaviconServiceFactory>;
  38
  39   FaviconServiceFactory();
  40   ~FaviconServiceFactory() override;
  41
  42   // BrowserStateKeyedServiceFactory implementation.
  43   scoped_ptr<KeyedService> BuildServiceInstanceFor(
  44       web::BrowserState* context) const override;
  45   bool ServiceIsNULLWhileTesting() const override;
  46
  47   DISALLOW_COPY_AND_ASSIGN(FaviconServiceFactory);
  48 };
  49
  50 }  // namespace ios
  51
  52 #endif  // IOS_CHROME_BROWSER_FAVICON_FAVICON_SERVICE_FACTORY_H_