In this recipe, we will learn how to preview the form we are creating with the Designer. This is a very useful feature the Designer offers us because we can make changes, undo them, preview them, and so on until we are happy with our design. At that point, we can save the design.
Previewing the form within the PyQt5 Designer
Getting ready
You will need to have both PyQt5 and the Qt Designer tool installed on your computer.
How to do it...
Run Designer.exe, as explained in the previous recipe. We will change the Main Window size and then preview it. Follow these steps...