[Project_owners] how to initial some variables

[Amin]

eric would you please tell me more about line 2 : 'Execute "run this code
only at first install" code'
how my extension find that it is first time or not ?


On 1/23/07, eric.jung at yahoo.com <eric.jung at yahoo.com> wrote:
>
> 1. Does the extensions.myextension.firstrun preference exist? If yes, goto
> 4. If no, goto 2.
> 2. Execute "run this code only at first install" code
> 3. Write the extensions.myextension.firstrun preference
> 4. Continue with other startup (non-firstrun) code.
>
>
> ----- Original Message ----
> From: Amin <amin.eft at gmail.com>
> To: Mozdev Project Owners List <project_owners at mozdev.org>
> Sent: Monday, January 22, 2007 3:41:16 PM
> Subject: Re: [Project_owners] how to initial some variables
>
> i exacly men 'RUN ONLY THIS CODE AT FIRST INSTALL'
>
> On 1/22/07, Nickolay Ponomarev <asqueella at gmail.com > wrote:
> >
> > On 1/21/07, Amin <amin.eft at gmail.com > wrote:
> > > i have some variable in my extension , i want to set them first time
> > after
> > > instalation
> > >
> > >     var prefs =
> > > Components.classes["@ mozilla.org/preferences-service;1
> > > "].getService(Components.interfaces.nsIPrefService).getBranch("
> > amin.eft_PhProxy at gmail.com");
> > >         prefs.setCharPref (id, sData);
> > >
> > >
> > >
> > > where i must put code like this to set them only one time ?
> > >
> > Do you mean preferences? Why don't you use default preferences?
> >
> > http://developer.mozilla.org/en/docs/Code_snippets:Preferences#Default_preferences
> >
> > Nickolay
> > _______________________________________________
> > Project_owners mailing list
> > Project_owners at mozdev.org
> > http://mozdev.org/mailman/listinfo/project_owners
> >
>
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