apple2js/js/prefs.js

31 lines
1.0 KiB
JavaScript

/* Copyright 2010-2019 Will Scullin <scullin@scullinsteel.com>
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided that
* the above copyright notice appear in all copies and that both that
* copyright notice and this permission notice appear in supporting
* documentation. No representations are made about the suitability of this
* software for any purpose. It is provided "as is" without express or
* implied warranty.
*/
export default function Prefs()
{
var havePrefs = typeof window.localStorage !== 'undefined';
return {
havePrefs: function() {
return havePrefs;
},
readPref: function(name) {
if (havePrefs)
return window.localStorage.getItem(name);
return null;
},
writePref: function(name, value) {
if (havePrefs)
window.localStorage.setItem(name, value);
}
};
}