On Feb 16, 2008 9:26 PM, Michael Hipp <[EMAIL PROTECTED]> wrote:
>
> Nate Lowrie wrote:
> > On Feb 16, 2008 4:43 PM, Michael Hipp <[EMAIL PROTECTED]> wrote:
> >> johnf wrote:
> >> I take it the preferences are stored in a "special" database table for
> >> that purpose?
> >>
> >> Are there any docs on how to set this up and include it in an
> >> application? Or example code? The wiki doesn't seem to know anything
> >> about it.
> >
> > Michael,
> >
> > Preferences are stored in a standard fashion across Dabo. The first
> > thing you must know is that all applications must have a base
> > preference key. This key allows you to store preferences for multiple
> > applications without them interfering with each other. The dApp
> > object has a property, BasePrefKey. It gets set to a string key that
> > you want for you app. Set it before you do app.start(). Example is:
> >
> > app = dabo.dApp()
> > app.mainFormClass = MyMainForm
> > app.BasePrefKey = "MyApplicationKey"
> > app.start()
> >
> > Now you are all set to start storing preferences. Each dabo object
> > has what is know as a PreferenceManager. It is a dPref object that is
> > set to the BasePrefKey. The preference manager has several important
> > functions: addKey, hasKey, deleteAllPrefs, deletePref, getPrefKeys,
> > and getPrefs.
> >
> > You can use these to set pref keys. Or, you can do it the quick and dirty
> > way:
> >
> > self.PreferenceManager.MyPrefKey = "MyStringValue"
> >
> > Now, if you do self.PreferenceManager.hasKey("MyPrefKey"), you get true.
> >
> > This is just scratching the surface but should get you started. Dabo
> > has a standard preferences dialog that might be of use to you as well.
> > I didn't liked the way that it looked, so I rolled my own. If you
> > do an svn checkout on "https:svn.thewidgetfoundry.com/skyline/" you
> > should be able to find examples in there of it. Contact me off list
> > if you can't get that to work...
>
> Thanks. That's good stuff. I ran some of the apps in your Applications
> directory. I like the resistor color coder.
>
> It took a while to figure out that where the prefs are being stored -
> evidently in username\Application Data\Dabo\DaboPreferences.db as an
> SQLite db.
>
> Any difficulty in storing that in my "main" Postgres database as a
> certain table? Some settings I need would be particular to the user but
> many would be system-wide.
You should be able to overwrite the preference Bizobj connection ith
one to your database. I don't know where the bizobj code is in dabo,
but Ed should know. He wrote the preference stuff so he should know
where to find it. Shouldn't be too much of a pain I don't think...
Cheers,
Nate L.
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