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#include <QApplication>

#include <QPushButton>

#include <QFileInfo>

#include <QDir>

#include <QGroupBox>

#include <QVBoxLayout>

#include <QDebug>

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

{

    QApplication app(argc, argv);

//! [0]

    QFileInfo fileInfo1("~/examples/191697/.");

    QFileInfo fileInfo2("~/examples/191697/..");

    QFileInfo fileInfo3("~/examples/191697/main.cpp");

//! [0]    

//! [1]    

    QFileInfo fileInfo4(".");

    QFileInfo fileInfo5("..");

    QFileInfo fileInfo6("main.cpp");

//! [1]    

    qDebug() << fileInfo1.fileName();

    qDebug() << fileInfo2.fileName();

    qDebug() << fileInfo3.fileName();

    qDebug() << fileInfo4.fileName();

    qDebug() << fileInfo5.fileName();

    qDebug() << fileInfo6.fileName();

    QPushButton* button1 = new QPushButton(fileInfo1.dir().path());

    QPushButton* button2 = new QPushButton(fileInfo2.dir().path());

    QPushButton* button3 = new QPushButton(fileInfo3.dir().path());

    QPushButton* button4 = new QPushButton(fileInfo4.dir().path());

    QPushButton* button5 = new QPushButton(fileInfo5.dir().path());

    QPushButton* button6 = new QPushButton(fileInfo6.dir().path());

    QVBoxLayout* vbox = new QVBoxLayout;

    vbox->addWidget(button1);

    vbox->addWidget(button2);

    vbox->addWidget(button3);

    vbox->addWidget(button4);

    vbox->addWidget(button5);

    vbox->addWidget(button6);

    vbox->addStretch(1);

    QGroupBox *groupBox = new QGroupBox("QFileInfo::dir() test");

    groupBox->setLayout(vbox);

    groupBox->show();

    return app.exec();

}