Re: location management vs. session management

[Bradford Hovinen <hovinen ximian com>]

On 01 Aug 2001 16:42:24 -0400, Havoc Pennington wrote:
> 
> Bradford Hovinen <hovinen ximian com> writes: 
> > I can see your points here.
> > 
> > I know very little of the SM spec. Can you fill me in on what is
> > required for an application to support it? I want to make sure I
> > understand everything.
> > 
> 
> For saving per-session settings, it's just a matter of prefixing
> config keys with the session ID. Call gnome_client_get_id(); this
> returns a string which uniquely identifies the current session.
> Then get that string involved somehow in the name of your config
> keys. Easy as that.

Ah, then it's easy. Only trivial changes are required to the archiver
moniker to make it support multisession.

> The other thing is that for apps with multiple windows, you want to
> save the window state in response to the "save_yourself" signal on
> GnomeClient - gnome-terminal is the best example, except do not copy
> the fact that it tries to set the window size on session restore.
> The WM should remember the window size.
> 
> Some relevant docs:
>     ftp://ftp.x.org/pub/R6.4/xc/doc/hardcopy/SM/xsmp.PS.gz
>     ftp://ftp.x.org:21/pub/R6.4/xc/doc/hardcopy/SM/SMlib.PS.gz
> 
> See also the ICCCM section on SM, it's about a page long.
> 
> The basic concept is very simple; the session manager gives you a
> client ID, you load/save to that ID. The low-level interface is a bit
> annoying, but GnomeClient conceals it pretty well.
> 
> Havoc
--
-Bradford Hovinen

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