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// Copyright (c) 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CHROME_BROWSER_EXTENSIONS_EXTERNAL_COMPONENT_LOADER_H_
#define CHROME_BROWSER_EXTENSIONS_EXTERNAL_COMPONENT_LOADER_H_
#include <string>
#include "base/compiler_specific.h"
#include "chrome/browser/extensions/external_loader.h"
#include "chrome/browser/profiles/profile.h"
namespace extensions {
// A specialization of the ExternalLoader that loads a hard-coded list of
// external extensions, that should be considered components of chrome (but
// unlike Component extensions, these extensions are installed from the webstore
// and don't get access to component only APIs.
// Instances of this class are expected to be created and destroyed on the UI
// thread and they are expecting public method calls from the UI thread.
class ExternalComponentLoader : public ExternalLoader {
public:
explicit ExternalComponentLoader(Profile* profile);
protected:
void StartLoading() override;
private:
friend class base::RefCountedThreadSafe<ExternalLoader>;
~ExternalComponentLoader() override;
void AddExternalExtension(const std::string& extension_id);
// The profile that this loader is associated with. It listens for
// preference changes for that profile.
Profile* profile_;
DISALLOW_COPY_AND_ASSIGN(ExternalComponentLoader);
};
} // namespace extensions
#endif // CHROME_BROWSER_EXTENSIONS_EXTERNAL_COMPONENT_LOADER_H_
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