Re: widget accessibility roles: being able to override it

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On Mon, Mar 19, 2018 at 10:19 AM, Samuel Thibault <[email protected]>
wrote:

> Hello,
>
> Samuel Thibault, on lun. 05 mars 2018 16:17:24 +0100, wrote:
> > Some dialog boxes use labels for static information, e.g. printer
> > status, replace result, etc.  For the screen reader to properly
> > understand that, it should have role ATK_ROLE_STATIC.  I have not found
> > any way in glade's .ui format to specify this, actually ROLE_STATIC does
> > not appear in gtk+3.0 source code, so I guess it's just not there.
> >
> > I'm thinking we could have something like
> >
> > <accessibility>
> >   <role type="static"/>
> > </accessibility>
> >
> > to be able to specify e.g. labels' role?
>
> FI, I have posted a patch implementing this in gtk on
>
> https://gitlab.gnome.org/GNOME/gtk/issues/109
>
> Along the way, I found that there is
>
>     <child internal-child="accessible">
>             <object class="AtkObject">
>                     <property name="AtkObject::accessible-
> role">ATK_ROLE_STATIC</property>
>             </object>
>     </child>
>
> which is supposed to do the same, but that doesn't work:
> "accessible-role" is supposed to be an int, not a string, and thus one
> would have to put 117 there instead of ATK_ROLE_STATIC, which is really
> going to work :)
>
>
This is a bug in atk, I would say. The role property should really be
defined as enum, not as int.
If that is fixed, then your ui file snipplet will start to work.

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<div dir=3D"ltr"><br><div class=3D"gmail_extra"><br><div class=3D"gmail_quo=
te">On Mon, Mar 19, 2018 at 10:19 AM, Samuel Thibault <span dir=3D"ltr">&lt=
;<a href=3D"mailto:[email protected]" target=3D"_blank">[email protected]=
</a>&gt;</span> wrote:<br><blockquote class=3D"gmail_quote" style=3D"margin=
:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Hello,<br>
<span class=3D""><br>
Samuel Thibault, on lun. 05 mars 2018 16:17:24 +0100, wrote:<br>
&gt; Some dialog boxes use labels for static information, e.g. printer<br>
&gt; status, replace result, etc.=C2=A0 For the screen reader to properly<b=
r>
&gt; understand that, it should have role ATK_ROLE_STATIC.=C2=A0 I have not=
 found<br>
&gt; any way in glade&#39;s .ui format to specify this, actually ROLE_STATI=
C does<br>
&gt; not appear in gtk+3.0 source code, so I guess it&#39;s just not there.=
<br>
&gt;<br>
&gt; I&#39;m thinking we could have something like<br>
&gt;<br>
&gt; &lt;accessibility&gt;<br>
&gt;=C2=A0 =C2=A0&lt;role type=3D&quot;static&quot;/&gt;<br>
&gt; &lt;/accessibility&gt;<br>
&gt;<br>
&gt; to be able to specify e.g. labels&#39; role?<br>
<br>
</span>FI, I have posted a patch implementing this in gtk on<br>
<br>
<a href=3D"https://gitlab.gnome.org/GNOME/gtk/issues/109" rel=3D"noreferrer=
" target=3D"_blank">https://gitlab.gnome.org/<wbr>GNOME/gtk/issues/109</a><=
br>
<br>
Along the way, I found that there is<br>
<br>
=C2=A0 =C2=A0 &lt;child internal-child=3D&quot;accessible&quot;&gt;<br>
=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 &lt;object class=3D&quot;AtkObjec=
t&quot;&gt;<br>
=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 &lt;p=
roperty name=3D&quot;AtkObject::accessible-<wbr>role&quot;&gt;ATK_ROLE_STAT=
IC&lt;/<wbr>property&gt;<br>
=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 &lt;/object&gt;<br>
=C2=A0 =C2=A0 &lt;/child&gt;<br>
<br>
which is supposed to do the same, but that doesn&#39;t work:<br>
&quot;accessible-role&quot; is supposed to be an int, not a string, and thu=
s one<br>
would have to put 117 there instead of ATK_ROLE_STATIC, which is really<br>
going to work :)<br>
<br></blockquote><div><br></div><div>This is a bug in atk, I would say. The=
 role property should really be defined as enum, not as int.<br></div><div>=
If that is fixed, then your ui file snipplet will start to work. <br></div>=
<div><br>=C2=A0</div></div></div></div>

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