urho3d/Engine/Container/Swap.h

//
// Urho3D Engine
// Copyright (c) 2008-2011 Lasse Öörni
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
//

#pragma once

class HashBase;
class ListBase;
class String;
class TreeBase;
class VectorBase;

/// Swap two values.
template<class T> inline void Swap(T& first, T& second)
{
    T temp = first;
    first = second;
    second = temp;
}

template<> void Swap<String>(String& first, String& second);
template<> void Swap<VectorBase>(VectorBase& first, VectorBase& second);
template<> void Swap<ListBase>(ListBase& first, ListBase& second);
template<> void Swap<TreeBase>(TreeBase& first, TreeBase& second);
template<> void Swap<HashBase>(HashBase& first, HashBase& second);