chrome/browser/chromeos/file_manager/volume_manager_factory.h

   1 // Copyright 2013 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 #include "base/basictypes.h"
   6 #include "components/keyed_service/content/browser_context_keyed_service_factory.h"
   7
   8 #ifndef CHROME_BROWSER_CHROMEOS_FILE_MANAGER_VOLUME_MANAGER_FACTORY_H_
   9 #define CHROME_BROWSER_CHROMEOS_FILE_MANAGER_VOLUME_MANAGER_FACTORY_H_
  10
  11 namespace base {
  12 template <typename T>
  13 struct DefaultSingletonTraits;
  14 }  // namespace base
  15
  16 namespace content {
  17 class BrowserContext;
  18 }  // namespace content
  19
  20 namespace file_manager {
  21
  22 class VolumeManager;
  23
  24 // Factory to create VolumeManager.
  25 class VolumeManagerFactory : public BrowserContextKeyedServiceFactory {
  26  public:
  27   // Returns VolumeManager instance.
  28   static VolumeManager* Get(content::BrowserContext* context);
  29
  30   static VolumeManagerFactory* GetInstance();
  31
  32  protected:
  33   // BrowserContextKeyedBaseFactory overrides:
  34   content::BrowserContext* GetBrowserContextToUse(
  35       content::BrowserContext* context) const override;
  36   bool ServiceIsCreatedWithBrowserContext() const override;
  37   bool ServiceIsNULLWhileTesting() const override;
  38
  39   // BrowserContextKeyedServiceFactory overrides:
  40   KeyedService* BuildServiceInstanceFor(
  41       content::BrowserContext* context) const override;
  42
  43  private:
  44   // For Singleton.
  45   friend struct base::DefaultSingletonTraits<VolumeManagerFactory>;
  46
  47   VolumeManagerFactory();
  48   ~VolumeManagerFactory() override;
  49
  50   DISALLOW_COPY_AND_ASSIGN(VolumeManagerFactory);
  51 };
  52
  53 }  // namespace file_manager
  54
  55 #endif  // CHROME_BROWSER_CHROMEOS_FILE_MANAGER_VOLUME_MANAGER_FACTORY_H_