Kivy – Interactive Applications and Games in Python - Second Edition

Basic widgets – labels and buttons

In the last section, we used the Label class, which is one of the multiple widgets that Kivy provides. You can think of widgets as interface blocks that we use to set up a GUI. Kivy has a complete set of widgets – buttons, labels, checkboxes, dropdowns, and many more. You can find them all in the API of Kivy under the package kivy.uix (http://kivy.org/docs/api-kivy.html).

We are going to learn the basics of how to create our own personalized widget without affecting the default configuration of Kivy widgets. In order to do that, we will use inheritance to create the MyWidget class in the widgets.py file:

28.# File name: widgets.py 29. from kivy.app import App 30. from kivy.uix.widget import Widget 31. 32. class ...