radio-button-toggle
WidgetSyntax:
type ::= (radio-button-toggle [keyword argument]...)
A toggle to use in the radio
widget.
It overrides the following properties:
:button-prefix
The empty string.
:button-suffix
The empty string.
:on
The string “(*)”, to represent the ‘on’ state.
:off
The string “( )”, to represent the ‘off’ state.
:on-glyph
The name of an image to represent the ‘on’ state.
:off-glpyh
The name of an image to represent the ‘off’ state.
:format
By default, it buttonizes its value.
:notify
A function to notify its parent.