From mboxrd@z Thu Jan  1 00:00:00 1970
X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on
	ip-172-31-65-14.ec2.internal
X-Spam-Level: 
X-Spam-Status: No, score=-1.9 required=3.0 tests=BAYES_00,T_SCC_BODY_TEXT_LINE
	autolearn=ham autolearn_force=no version=3.4.6
Path: eternal-september.org!reader01.eternal-september.org!.POSTED!not-for-mail
From: Ludovic Brenta <ludovic@ludovic-brenta.org>
Newsgroups: comp.lang.ada
Subject: Re: Gtk in ada using radiobuttons
Date: Mon, 17 Oct 2022 00:14:27 +0200
Organization: A noiseless patient Spider
Message-ID: <87sfjnpgak.fsf@samuel>
References: <nnd$0c6be124$11646b54@413dc7685a372cde> <875yglqdtj.fsf@samuel>
	<tihocv$362qf$1@dont-email.me>
MIME-Version: 1.0
Content-Type: text/plain
Injection-Info: reader01.eternal-september.org; posting-host="ee0e2c84afcad055c5f67be1d556b344";
	logging-data="3413743"; mail-complaints-to="abuse@eternal-september.org";	posting-account="U2FsdGVkX1+kG1xx9RIhXtgLB6UXeCBt"
User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.1 (gnu/linux)
Cancel-Lock: sha1:huu1r70z52z6JMBxdWutKVhBV94=
	sha1:s1gHJenIBwr7zVFORvp5Uq12V1k=
Xref: reader01.eternal-september.org comp.lang.ada:64512
List-Id: <comp.lang.ada>

"Jeffrey R.Carter" <spam.jrcarter.not@spam.acm.org.not> writes:
> On 2022-10-15 17:58, Ludovic Brenta wrote:
>> Read the comments at the top of gtk-radio_button.ads; it explains how to
>> retrieve the group from the first radio button and then assign all other
>> buttons to that group.  See Get_Group, Set_Group.
>
> I know of no reason why the client of a GUI library would ever create
> a single, independent radio button.  A single radio button is useless.
> One always wants to create a set of linked buttuns.

Yes but you create the radio buttons one at a time, so one of the
buttons must be the first you create.

> A GUI library that makes the client do extra work to achieve this is
> poorly designed.

Agreed but since you've read the documentation by now, you know about
Gtk_Radio_Button_New_With_Label_From_Widget.

-- 
Ludovic Brenta.