This works... but would rather use "foreach"...
QString strA;
for(int r=0; r < modelA->rowCount(); r++)
{
strA += "\r\n" + modelA->item(r,0)->text();
}
QMessageBox *msgBox = new QMessageBox(0);
msgBox->setGeometry(QRect(QPoint(200,200),QSize(400,400)));
msgBox->setInformativeText(strA);
msgBox->exec();