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      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 #ifndef CHROME_COMMON_EXTENSIONS_CHROME_EXTENSIONS_CLIENT_H_
      6 #define CHROME_COMMON_EXTENSIONS_CHROME_EXTENSIONS_CLIENT_H_
      7 
      8 #include "base/basictypes.h"
      9 #include "base/compiler_specific.h"
     10 #include "base/lazy_instance.h"
     11 #include "chrome/common/extensions/permissions/chrome_api_permissions.h"
     12 #include "extensions/common/extensions_client.h"
     13 #include "extensions/common/permissions/permissions_provider.h"
     14 
     15 namespace extensions {
     16 
     17 // The implementation of ExtensionsClient for Chrome, which encapsulates the
     18 // global knowledge of features, permissions, and manifest fields.
     19 class ChromeExtensionsClient : public ExtensionsClient {
     20  public:
     21   ChromeExtensionsClient();
     22   virtual ~ChromeExtensionsClient();
     23 
     24   virtual const PermissionsProvider& GetPermissionsProvider() const OVERRIDE;
     25   virtual void RegisterManifestHandlers() const OVERRIDE;
     26   virtual FeatureProvider* GetFeatureProviderByName(const std::string& name)
     27       const OVERRIDE;
     28 
     29   // Get the LazyInstance for ChromeExtensionsClient.
     30   static ChromeExtensionsClient* GetInstance();
     31 
     32  private:
     33   const ChromeAPIPermissions chrome_api_permissions_;
     34 
     35   friend struct base::DefaultLazyInstanceTraits<ChromeExtensionsClient>;
     36 
     37   DISALLOW_COPY_AND_ASSIGN(ChromeExtensionsClient);
     38 };
     39 
     40 }  // namespace extensions
     41 
     42 #endif  // CHROME_COMMON_EXTENSIONS_CHROME_EXTENSIONS_CLIENT_H_
     43