ubuntu-phone team mailing list archive

[Pat McGowan <pat.mcgowan@xxxxxxxxxxxxx>]

On 01/22/2014 12:10 PM, Colin Watson wrote:
> As I understand it, the agreement from the app-frameworks discussion at
> UDS was that we wanted to be able to offer slightly more fine-grained
> framework declarations, and allow apps to require multiple frameworks.
> (This would also help with ABI breaks like Qt 5.2; no reason to require
> QML-only apps to change just because we change an implementation detail
> of the platform that only affects native-code apps.)  I planned for this
> when laying out the Click file formats, but it didn't make the
> implementation cut for 13.10.
>
> The code currently in lp:click, which will become version 0.4.14,
> extends the "framework" manifest field a bit to support this.  With
> this, assuming appropriate declaration files in
> /usr/share/click/frameworks/, apps will be able to do something like
> this:
>
>   "frameworks": "ubuntu-14.04-qml, ubuntu-14.04-html5"
>
> click does not care what the names are; these are just examples.  The
> idea here is that if we do need to do ABI breaks in the future, at least
> this limits the set of affected apps, and presumably we can keep the
> most widely-used ones more stable.  I would suggest that we don't go
> overboard on how fine-grained we make this, so that app authors don't
> need to make overly complex decisions.
>
> If you have any (non-bikeshed) concerns about this, please let me know
> before I get the landing ask for click 0.4.14 approved. :-)
>
> Cheers,
>
Does this support the concept of a range of framework versions? Or is
the idea we explicitly list each version the system supports, as would
the apps click package.

Pat