wmtypewrapper.h

Go to the documentation of this file.

/*
 *  wmtypewrapper.h
 *  warpm Xcode project
 *
 *  provides utility to use std::type_info as key in associative containers
 *
 *  Created by Noah Reddell on 4/6/12.
 *  Copyright 2012 University of Washington. All rights reserved.
 *
 */
#ifndef wmtypewrapper_h
#define wmtypewrapper_h
 
#include <typeinfo>
 
class WmTypeWrapper
{
public:
    WmTypeWrapper(const std::type_info& info) : mInfo(info)
    {
    }
 
    template<typename VALUETYPE> static WmTypeWrapper create()
    {
        return WmTypeWrapper(typeid(VALUETYPE));
    }
 
    // Requried to use as a key into a std::map.
 
    bool operator==(const WmTypeWrapper& other) const
    {
        return mInfo.operator==(other.mInfo);
    }
 
    bool operator<(const WmTypeWrapper& other) const
    {
        return mInfo.before(other.mInfo);
    }
 
    bool operator==(const std::type_info& other) const
    {
        return mInfo.operator==(other);
    }
 
private:
    const std::type_info& mInfo;
};
 
#endif // wmtypewrapper_h