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      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_CUSTOM_HANDLERS_PROTOCOL_HANDLER_REGISTRY_FACTORY_H_
      6 #define CHROME_BROWSER_CUSTOM_HANDLERS_PROTOCOL_HANDLER_REGISTRY_FACTORY_H_
      7 
      8 #include "base/basictypes.h"
      9 #include "base/compiler_specific.h"
     10 #include "components/browser_context_keyed_service/browser_context_keyed_service_factory.h"
     11 
     12 class Profile;
     13 class ProtocolHandlerRegistry;
     14 template <typename T> struct DefaultSingletonTraits;
     15 
     16 // Singleton that owns all ProtocolHandlerRegistrys and associates them with
     17 // Profiles. Listens for the Profile's destruction notification and cleans up
     18 // the associated ProtocolHandlerRegistry.
     19 class ProtocolHandlerRegistryFactory
     20     : public BrowserContextKeyedServiceFactory {
     21  public:
     22   // Returns the singleton instance of the ProtocolHandlerRegistryFactory.
     23   static ProtocolHandlerRegistryFactory* GetInstance();
     24 
     25   // Returns the ProtocolHandlerRegistry that provides intent registration for
     26   // |profile|. Ownership stays with this factory object.
     27   static ProtocolHandlerRegistry* GetForProfile(Profile* profile);
     28 
     29  protected:
     30   // BrowserContextKeyedServiceFactory implementation.
     31   virtual bool ServiceIsCreatedWithBrowserContext() const OVERRIDE;
     32   virtual content::BrowserContext* GetBrowserContextToUse(
     33       content::BrowserContext* context) const OVERRIDE;
     34   virtual bool ServiceIsNULLWhileTesting() const OVERRIDE;
     35 
     36  private:
     37   friend struct DefaultSingletonTraits<ProtocolHandlerRegistryFactory>;
     38 
     39   ProtocolHandlerRegistryFactory();
     40   virtual ~ProtocolHandlerRegistryFactory();
     41 
     42   // BrowserContextKeyedServiceFactory implementation.
     43   virtual BrowserContextKeyedService* BuildServiceInstanceFor(
     44       content::BrowserContext* profile) const OVERRIDE;
     45 
     46   DISALLOW_COPY_AND_ASSIGN(ProtocolHandlerRegistryFactory);
     47 };
     48 
     49 #endif  // CHROME_BROWSER_CUSTOM_HANDLERS_PROTOCOL_HANDLER_REGISTRY_FACTORY_H_
     50