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qt4-doc-4.3.4-6mdv2008.1.x86_64.rpm

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 #include &lt;QApplication&gt;
 #include &lt;QFont&gt;
 #include &lt;QPushButton&gt;

 int main(int argc, char *argv[])
 {
     QApplication app(argc, argv);

     QPushButton quit(&quot;Quit&quot;);
     quit.resize(75, 30);
     quit.setFont(QFont(&quot;Times&quot;, 18, QFont::Bold));

     QObject::connect(&amp;quit, SIGNAL(clicked()), &amp;app, SLOT(quit()));

     quit.show();
     return app.exec();
 }</pre>
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