class controls.RadioButton(Control, Widget)RadioButton
controls are intended to be used in a group to provide a
multiple-choice selection. To achieve this, all the radio buttons in
the group should be linked via their ref attributes to the same value, and each one given a unique setting.
The one whose setting matches the current value displays its check
mark, and clicking on a radio button sets the value to that button's
Note that a RadioButton does not have a title; you will need to place a Label beside it if you want one.
The visual appearance of a RadioButton is currently the same as a CheckBox. This may change in a later version.
- ref = None
- Reference to the value to be edited. See Control.
- The setting of the value that this radio button corresponds to.