Op 16/12/2015 om 14:10 schreef Duane: > I'm subclassing a QFileDialog. I need to get a pointer to the > filename box. I was doing this with findChild<QLineEdit*>() with Qt4 > but with Qt5 this returns null. Any suggestions? Are you sure you are not getting a native file dialog? If so, then obviously there are no child widgets... André