Re: Accessible labels

["padraig o'briain" <Padraig Obriain Sun COM>]

I do not think that this is the best list to ask this question on. Try gtk-app-devel-list.

Padraig

Billy Biggs wrote:
> 
>   I'm working on an application which sometimes uses non-editable
> GtkTextView widgets in place of GtkLabel to better accomodate screen
> readers.  Unfortunately, this breaks on themes with a background pixmap,
> as you end up with "labels" that have a flat colour background.
> 
>   I am wondering where the bug is.  Is it a Gtk+ bug that GtkTextView
> cannot render with a pixmap background, or is this an invalid or
> unnecessary trick for the application to use?
> 
>   To motivate using a GtkTextView, I offer this example dialog:
> 
>     http://vektor.ca/bugs/accessible-label.png
> 
>   The dialog is for renaming a file, and has a label pointing at an
> entry asking for input.  Below the entry is a read-only GtkTextView,
> with a background colour set to match the theme.  The text widget
> displays an error message on an invalid file name.  The OK button is
> disabled until a valid string is input.
> 
>   Use case for the visually impaired:
> 
>   1. User makes a typo, hits tab to go to the OK button.
>   2. Keyboard focus enters the read-only text input.
>   3. The screen reader reads the error message.
>   4. User returns to the entry and fixes the error.
> 
>   Use case for a sighted user:
> 
>   1. User makes a typo.
>   2. User sees the error message pop up below the entry.
> 
>   On themes with a background pixmap, there is a (usually gray) box
> below the entry.  Another disadvantage of this technique is that the
> entry can get keyboard focus, which sometimes seems strange.
> 
>   -Billy
> 
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