An intuitive way to indicate the downloading progress is by using a progress bar. In Qt, it is the
QProgressBar class that provides a horizontal or vertical progress bar widget. It uses
maximum to determine the completed percentage. The percentage is calculated by the formula,
(value – minimum) / (maximum – minimum). We'll use this useful widget in our example application by performing the following steps:
mainwindow.uifile in the Design mode.
New Downloadas its text.