Thanks, Michael!  I'll try and understand your patch, and then see if
I can do something similar to gnome-app-install.  I see it also uses
set_cell_data_func for it's toggle buttons.

Bill

On Wed, Apr 14, 2010 at 5:56 AM, Launchpad Bug Tracker
<[email protected]> wrote:
> ** Branch linked: lp:update-manager
>
> --
> Update-manager checkboxes not working with Orca
> https://bugs.launchpad.net/bugs/561563
> You received this bug notification because you are a direct subscriber
> of the bug.
>
> Status in “update-manager” package in Ubuntu: In Progress
> Status in “update-manager” source package in Lucid: In Progress
>
> Bug description:
> Binary package hint: update-manager
>
> To reproduce this bug, install and run Orca, the Gnome screen reader.  Then, 
> run update-manager from the System/Administration menu.  If there are any 
> packages that need updating, they will be listed in the dialog box that 
> appears, with a checked check-box control by each item in the list.  Use the 
> TAB key to move to the first item in the list, while listening to Orca's 
> description.  Orca correctly reads that the box is checked.  Then, press the 
> space bar.  The check will be cleared, but Orca only announces that space was 
> pressed.  Try moving to the next item, and then back to the first item.  Orca 
> will read that the box is checked, even though it isn't.
>
> This same bug exists in gnome-app-install.  Both applications are written in 
> Python, and seem to share the concept of a list of checked items, and both 
> lists fail to work properly with Orca in the exact same manner.  Joanmarie, 
> the lead developer of Orca, has examined carefully the debug output from Orca 
> when trying toggle the gnome-app-install check boxes.  The messages in that 
> case coming from gnome-app-install do not report that the checkbox was 
> toggled, and even though the checkbox has been toggled, if you move away and 
> then back to the item, gnome-app-install reportes in a message to Orca that 
> the checkbox is still checked.  I believe this is also the case with 
> update-manager.  The bug may be in the checkbox control not reporting the 
> toggle properly.
>
> ProblemType: Bug
> DistroRelease: Ubuntu 10.04
> Package: update-manager 1:0.134
> ProcVersionSignature: Ubuntu 2.6.32-19.28-generic 2.6.32.10+drm33.1
> Uname: Linux 2.6.32-19-generic x86_64
> NonfreeKernelModules: fglrx
> Architecture: amd64
> Date: Mon Apr 12 10:53:19 2010
> InstallationMedia: Ubuntu 10.04 "Lucid Lynx" - Alpha amd64 (20100331.1)
> PackageArchitecture: all
> ProcEnviron:
>  PATH=(custom, user)
>  LANG=en_US.utf8
>  SHELL=/bin/bash
> SourcePackage: update-manager
>
> To unsubscribe from this bug, go to:
> https://bugs.launchpad.net/ubuntu/+source/update-manager/+bug/561563/+subscribe
>

-- 
Update-manager checkboxes not working with Orca
https://bugs.launchpad.net/bugs/561563
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