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// **********************************************************************
//
// Copyright (c) 2003-2016 ZeroC, Inc. All rights reserved.
//
// This copy of Ice is licensed to you under the terms described in the
// ICE_LICENSE file included in this distribution.
//
// **********************************************************************
#ifndef ICE_VIRTUAL_SHARED_H
#define ICE_VIRTUAL_SHARED_H
#include <Ice/Config.h>
namespace Ice
{
#ifdef ICE_CPP11_MAPPING // C++11
class VirtualEnableSharedFromThisBase : public std::enable_shared_from_this<VirtualEnableSharedFromThisBase>
{
public:
virtual ~VirtualEnableSharedFromThisBase() = default;
};
template<typename T> class EnableSharedFromThis : public virtual VirtualEnableSharedFromThisBase
{
public:
std::shared_ptr<T> shared_from_this() const
{
return std::dynamic_pointer_cast<T>(
std::const_pointer_cast<VirtualEnableSharedFromThisBase>(
VirtualEnableSharedFromThisBase::shared_from_this()));
}
std::weak_ptr<T> weak_from_this() const
{
return shared_from_this();
}
};
# define ICE_SHARED Ice::VirtualEnableSharedFromThisBase
#else // C++98
template<typename T> class EnableSharedFromThis : public virtual IceUtil::Shared
{
public:
T* shared_from_this() const
{
return static_cast<T*>(const_cast<EnableSharedFromThis<T>*>(this));
}
};
# define ICE_SHARED IceUtil::Shared
#endif
}
#endif
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