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#include <QtGui>

#include <iostream>

using namespace std;

class Widget : public QWidget

{

public:

    Widget(QWidget *parent = 0);

};

Widget::Widget(QWidget *parent)

    : QWidget(parent)

{

//! [0]

    QStringList fonts;

    fonts << "Arial" << "Helvetica" << "Times" << "Courier";

//! [0]

//! [1]

    for (int i = 0; i < fonts.size(); ++i)

         cout << fonts.at(i).toLocal8Bit().constData() << endl;

//! [1]

//! [2]

    QStringListIterator javaStyleIterator(fonts);

    while (javaStyleIterator.hasNext())

         cout << javaStyleIterator.next().toLocal8Bit().constData() << endl;

//! [2]

//! [3]

    QStringList::const_iterator constIterator;

    for (constIterator = fonts.constBegin(); constIterator != fonts.constEnd();

           ++constIterator)

        cout << (*constIterator).toLocal8Bit().constData() << endl;

//! [3]

//! [4]

    QString str = fonts.join(",");

     // str == "Arial,Helvetica,Times,Courier"

//! [4]

//! [5] //! [6]

    QStringList list;

//! [5]

    list = str.split(",");

     // list: ["Arial", "Helvetica", "Times", "Courier"]

//! [6]

//! [7]

    QStringList monospacedFonts = fonts.filter(QRegExp("Courier|Fixed"));

//! [7]

//! [8]

    QStringList files;

    files << "$QTDIR/src/moc/moc.y"

          << "$QTDIR/src/moc/moc.l"

          << "$QTDIR/include/qconfig.h";

    files.replaceInStrings("$QTDIR", "/usr/lib/qt");

    // files: [ "/usr/lib/qt/src/moc/moc.y", ...]

//! [8]

    QString str1, str2, str3;

//! [9]

    QStringList longerList = (QStringList() << str1 << str2 << str3);

//! [9]

    list.clear();

//! [10]

    list << "Bill Murray" << "John Doe" << "Bill Clinton";

//! [11]

    QStringList result;

//! [11]

    result = list.filter("Bill");

    // result: ["Bill Murray", "Bill Clinton"]

//! [10]

    result.clear();

//! [12]

    foreach (QString str, list) {

        if (str.contains("Bill"))

            result += str;

    }

//! [12]

    list.clear();

//! [13]

    list << "alpha" << "beta" << "gamma" << "epsilon";

    list.replaceInStrings("a", "o");

    // list == ["olpho", "beto", "gommo", "epsilon"]

//! [13]

    list.clear();

//! [14]

    list << "alpha" << "beta" << "gamma" << "epsilon";

    list.replaceInStrings(QRegExp("^a"), "o");

    // list == ["olpha", "beta", "gamma", "epsilon"]

//! [14]

    list.clear();

//! [15]

    list << "Bill Clinton" << "Murray, Bill";

    list.replaceInStrings(QRegExp("^(.*), (.*)$"), "\\2 \\1");

    // list == ["Bill Clinton", "Bill Murray"]

//! [15]

}

int main(int argc, char *argv[])

{

    QApplication app(argc, argv);

    Widget widget;

    widget.show();

    return app.exec();

}