mzqohf at 0pointer.de
Fri May 7 11:12:04 PDT 2010
On Fri, 07.05.10 14:03, David Zeuthen (zeuthen at gmail.com) wrote:
> > Hmm, could we extend the spec a little and say that a PropertiesChanged
> > signal with an empty dict means "some property changed"? I know quite a
> > few projects which have something like this (and for a reason, since the
> > property data is big and more often not read than it is read), including
> > some of my own. This minor extension to your suggestion would allow me
> > to follow your spec without a headache of sending more data over the bus
> > than necessary.
> First, I would strongly suggest that you only do this after carefully
> measuring whether performance really is an issue. Because... the world
> is just a better place if it's very easy to create a proxy that
> properly tracks a remote object without having to add specific code to
> handle properties.
Well, in some cases things are quite obvious, i.e. for props with
several K in size that change frequently.
> Second, your concerns are of course valid. Attached is revised spec
> patch that allows this. Please review. Thanks!
Thank you very much!
I am all for this spec now!
Lennart Poettering Red Hat, Inc.
lennart [at] poettering [dot] net
http://0pointer.net/lennart/ GnuPG 0x1A015CC4
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