Re: [pclasses-devel] Prefs code?

[Christian P. <cp...@se...>]

Am Samstag 25 Dezember 2004 21:33 schrieb Marc Duerner:
> On Saturday 25 Dec 2004 20:10, stephan beal wrote:
> > Hi, Marc!
> >
> > A question about your Prefs support:
> >
> > i want to start on the App module, and will need to implement these
> > features:
> > - argv parser. (ArgvParser class)
> > - OO access to environment. (Environment class)
> > - per-app config files. (AppConfig? class)

Environment should use P::System::ProcessEnv for accessing process 
environment. Transition of System::ProcessEnv is on the way.

> Yes, AppConfig is basically Prefs.
>
> > i have all of that, but i need to port it from eshell. The problem is
> > that i've built up lots of deps on other code of mine, and now need to
> > figure out which parts P has and which ones i need to bring over.
> >
> > So, my question is: do you have a class which offers generic properties
> > support. i mean, a map-like class which stores key/val pairs? That
> > support is really the core to the App module, because the Environment
> > and ArgvParser currently extend a type which provides that
> > functionality. Also, such a type is inherently useful as a simple
> > config file.
>
> The old P::Config was simply a map<string, string>. Christian and I then
> decided that we would need a list, because we wanted to keep the order of a
> config file after loading/saving. Also I wanted to get away from string as
> the value type so we have now a list<Entry*> and ValueEntry derived from
> Entry for all streamables. Prefs knows Sections which have a list<Entry*>
> and a list<Section*> to form a tree structure.

I would like to also keep the simple key/value based P::Config. Not all apps 
need such a complex Prefs system. 

> > So, if you've got such a type, please get it into P2 CVS, or let me know
> > where to find it. If not i'll port in my PropertyStore type, which uses
> > templatizes get()/set() functions to do lexical casting, which allows
> > us to store any i/ostreamable type. IIRC you already have a type for
> > this? If so i will rewrite around that one.
>
> Can I look at your PropertyStore. It should be possible to fuse that with
> Prefs in some way. I can see that such a type would not only be useful for
> Prefs/AppConfig.
>
> > See ya!
>
> take care!
>
>
>
> -------------------------------------------------------
> SF email is sponsored by - The IT Product Guide
> Read honest & candid reviews on hundreds of IT Products from real users.
> Discover which products truly live up to the hype. Start reading now.
> http://productguide.itmanagersjournal.com/
> _______________________________________________
> pclasses-devel mailing list
> pcl...@li...
> https://lists.sourceforge.net/lists/listinfo/pclasses-devel