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tqtinterface/qtinterface/qt4/Qt/qtestcorelist.h

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/****************************************************************************
**
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtTest module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial Usage
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QTESTCORELIST_H
#define QTESTCORELIST_H
#include <QtCore/qglobal.h>
QT_BEGIN_HEADER
QT_BEGIN_NAMESPACE
QT_MODULE(Test)
template <class T>
class QTestCoreList
{
public:
QTestCoreList();
virtual ~QTestCoreList();
void addToList(T **list);
T *nextElement();
T *previousElement();
int count(T *list);
int count();
private:
T *next;
T *prev;
};
template <class T>
QTestCoreList<T>::QTestCoreList()
:next(0)
,prev(0)
{
}
template <class T>
QTestCoreList<T>::~QTestCoreList()
{
if (prev) {
prev->next = 0;
}
delete prev;
if (next) {
next->prev = 0;
}
delete next;
}
template <class T>
void QTestCoreList<T>::addToList(T **list)
{
if (next)
next->addToList(list);
else {
next = *list;
if (next)
next->prev = static_cast<T*>(this);
}
*list = static_cast<T*>(this);
}
template <class T>
T *QTestCoreList<T>::nextElement()
{
return next;
}
template <class T>
T *QTestCoreList<T>::previousElement()
{
return prev;
}
template <class T>
int QTestCoreList<T>::count()
{
int numOfElements = 0;
T *it = next;
while(it){
++numOfElements;
it = it->nextElement();
}
return numOfElements;
}
QT_END_NAMESPACE
QT_END_HEADER
#endif