/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the documentation of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the either Technology Preview License Agreement or the
** Beta Release License Agreement.
**
** 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.
**
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** additional rights. These rights are described in the Nokia Qt LGPL
** Exception version 1.0, 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
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** packaging of this file.  Please review the following information to
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****************************************************************************/

//! [0]
QSet<QString> set;
//! [0]


//! [1]
set.insert("one");
set.insert("three");
set.insert("seven");
//! [1]


//! [2]
set << "twelve" << "fifteen" << "nineteen";
//! [2]


//! [3]
if (!set.contains("ninety-nine"))
    ...
//! [3]


//! [4]
QSetIterator<QWidget *> i(set);
while (i.hasNext())
    qDebug() << i.next();
//! [4]


//! [5]
QSet<QWidget *>::const_iterator i = set.constBegin();
while (i != set.constEnd()) {
    qDebug() << *i;
    ++i;
}
//! [5]


//! [6]
QSet<QString> set;
...
foreach (QString value, set)
    qDebug() << value;
//! [6]


//! [7]
QSet<QString> set;
set.reserve(20000);
for (int i = 0; i < 20000; ++i)
    set.insert(values[i]);
//! [7]


//! [8]
QSet<QString> set;
set << "January" << "February" << ... << "December";

QSet<QString>::iterator i;
for (i = set.begin(); i != set.end(); ++i)
    qDebug() << *i;
//! [8]


//! [9]
QSet<QString> set;
set << "January" << "February" << ... << "December";

QSet<QString>::iterator i = set.begin();
while (i != set.end()) {
    if ((*i).startsWith('J')) {
        i = set.erase(i);
    } else {
        ++i;
    }
}
//! [9]


//! [10]
QSet<QString> set;
...
QSet<QString>::iterator it = qFind(set.begin(), set.end(), "Jeanette");
if (it != set.end())
    cout << "Found Jeanette" << endl;
//! [10]


//! [11]
QSet<QString> set;
set << "January" << "February" << ... << "December";

QSet<QString>::const_iterator i;
for (i = set.begin(); i != set.end(); ++i)
    qDebug() << *i;
//! [11]


//! [12]
QSet<QString> set;
...
QSet<QString>::iterator it = qFind(set.begin(), set.end(), "Jeanette");
if (it != set.constEnd())
    cout << "Found Jeanette" << endl;
//! [12]


//! [13]
QSet<QString> set;
set << "red" << "green" << "blue" << ... << "black";

QList<QString> list = set.toList();
qSort(list);
//! [13]


//! [14]
QStringList list;
list << "Julia" << "Mike" << "Mike" << "Julia" << "Julia";

QSet<QString> set = QSet<QString>::fromList(list);
set.contains("Julia");  // returns true
set.contains("Mike");   // returns true
set.size();             // returns 2
//! [14]