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/keyed_service/content/browser_context_keyed_service_factory.h"
11
12class Profile;
13class ProtocolHandlerRegistry;
14template <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.
19class 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  // |context|. Ownership stays with this factory object.
27  static ProtocolHandlerRegistry* GetForBrowserContext(
28      content::BrowserContext* context);
29
30 protected:
31  // BrowserContextKeyedServiceFactory implementation.
32  virtual bool ServiceIsCreatedWithBrowserContext() const OVERRIDE;
33  virtual content::BrowserContext* GetBrowserContextToUse(
34      content::BrowserContext* context) const OVERRIDE;
35  virtual bool ServiceIsNULLWhileTesting() const OVERRIDE;
36
37 private:
38  friend struct DefaultSingletonTraits<ProtocolHandlerRegistryFactory>;
39
40  ProtocolHandlerRegistryFactory();
41  virtual ~ProtocolHandlerRegistryFactory();
42
43  // BrowserContextKeyedServiceFactory implementation.
44  virtual KeyedService* BuildServiceInstanceFor(
45      content::BrowserContext* profile) const OVERRIDE;
46
47  DISALLOW_COPY_AND_ASSIGN(ProtocolHandlerRegistryFactory);
48};
49
50#endif  // CHROME_BROWSER_CUSTOM_HANDLERS_PROTOCOL_HANDLER_REGISTRY_FACTORY_H_
51