CheckBox is a subclass of
Button. The name of this widget is pretty descriptive. It looks like a label or a button with a Box that gets Checked when selected. A check box has a memory. Therefore, it can remember its state. Also, repeated clicking on it will toggle the state of a check box. The following screenshot shows a couple of check boxes, one with only a text and the other with an icon as well as a text:
In this screenshot, both the check boxes are in the selected state. The text in the upper check box ends with three dots as the lower check box is the one that has focus. The text on the focused check box is actually tickering. ...