viewList::viewList(){

QString path="/home/myFolder";
QListWidget *listwidget=new QListWidget;
QVBoxLayout *vbox=new QVBoxLayout;

foreach(QString file, files){

    listwidget->addItem(file);
    vbox->addWidget(listwidget);
}
  this->setLayout(vbox);
}

class viewList : public QWidget{
 ///
}