#include <QtGui>
#include <QThread>


class Thread : public QThread {
  public :
    Thread(QObject *parent = 0) : QThread(parent)
    {
      font = QFont("Arial");
    }
  protected :
    void run() {
      QFontMetrics fm(font);
      QString text("Sample Text");
      fm.boundingRect(text);
    }

  private:
    QFont font;
};

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

    while(true) {
      Thread thread(&a);
      thread.start();
      thread.wait();
      usleep(100000);
    }
}