8.1.23 The group Widget


type ::= (group [keyword argument]... type...)

A widget to group other widgets. Its super is the default widget.

Its value is a list, with one member for each type.

It overrides the following properties:


As other composite widgets, a function that takes care of converting each widget in type.


A function to copy the types given in type.


By default, displays a newline character and its value.


A function to create each of its components.


The same function used by the editable-list widget.


A function that returns a list whose members are the default values of each widget it groups.


This widget validates if all of its children validate.


This widget matches a value that matches each of its components.


As :match, but taking into account widgets and values that are inline.