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// Copyright (c) 2011 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 WEBKIT_PLUGINS_PPAPI_PLUGIN_INTERFACE_FACTORY_H_
#define WEBKIT_PLUGINS_PPAPI_PLUGIN_INTERFACE_FACTORY_H_
#include <string>
#include <vector>
#include "base/basictypes.h"
#include "base/lazy_instance.h"
#include "webkit/plugins/webkit_plugins_export.h"
namespace webkit {
namespace ppapi {
// This class provides functionality to manage custom PPAPI interface
// factories.
class PpapiInterfaceFactoryManager {
public:
typedef const void* (InterfaceFactory)(const std::string& interface_name);
// Registers a custom PPAPI interface factory.
WEBKIT_PLUGINS_EXPORT void RegisterFactory(InterfaceFactory* factory);
// Unregisters the custom PPAPI interface factory passed in.
WEBKIT_PLUGINS_EXPORT void UnregisterFactory(InterfaceFactory* factory);
// Returns a pointer to the interface identified by the name passed in.
// Returns NULL if no factory handles this interface.
const void* GetInterface(const std::string& interface_name);
// Returns a pointer to the global instance of the
// PpapiInterfaceFactoryManager class.
WEBKIT_PLUGINS_EXPORT static PpapiInterfaceFactoryManager* GetInstance();
private:
friend struct base::DefaultLazyInstanceTraits<PpapiInterfaceFactoryManager>;
PpapiInterfaceFactoryManager();
~PpapiInterfaceFactoryManager();
typedef std::vector<InterfaceFactory*> FactoryList;
// List of registered factories.
FactoryList interface_factory_list_;
DISALLOW_COPY_AND_ASSIGN(PpapiInterfaceFactoryManager);
};
} // namespace ppapi
} // namespace webkit
#endif // WEBKIT_PLUGINS_PPAPI_PLUGIN_INTERFACE_FACTORY_H_
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