Re: Gtk in ada using radiobuttons

[ldries46 <bertus.dries@planet.nl>]

Op 17-10-2022 om 0:14 schreef Ludovic Brenta:
> "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.
>
Finally I had the correct view and working of my dialogue.
But the very first remark I made stays true for someone trying to use 
Gtk is stays a problem without good example code.
Examples are almost always a better way to learn something while the 
description in the ads files are always technically correct descriptions 
of the function and not how the function interacts with all other functions.