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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 PPAPI_SHARED_IMPL_FUNCTION_GROUP_BASE_H_
#define PPAPI_SHARED_IMPL_FUNCTION_GROUP_BASE_H_
namespace ppapi {
namespace thunk {
class ResourceCreationAPI;
}
class FunctionGroupBase {
public:
// Dynamic casting for this object. Returns the pointer to the given type if
// it's supported.
virtual thunk::ResourceCreationAPI* AsResourceCreation() { return NULL; }
template <typename T> T* GetAs() { return NULL; }
};
template<>
inline ppapi::thunk::ResourceCreationAPI* FunctionGroupBase::GetAs() {
return AsResourceCreation();
}
} // namespace ppapi
#endif // PPAPI_SHARED_IMPL_FUNCTION_GROUP_BASE_H_
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