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var Storage = {
automounterDisable: 0,
automounterEnable: 1,
automounterDisableWhenUnplugged: 2,
umsEnabled: 'ums.enabled',
umsMode: 'ums.mode',
init: function storageInit() {
this.setMode(this.automounterDisable, 'init');
window.addEventListener('lock', this);
window.addEventListener('unlock', this);
SettingsListener.observe(this.umsEnabled, false, function umsChanged(val) {
if (LockScreen.locked) {
// covers startup
Storage.setMode(Storage.automounterDisable, 'screen locked');
} else {
Storage.setMode(Storage.modeFromBool(val), 'change in ums.enabled');
}
});
},
modeFromBool: function storageModeFromBool(val) {
return val ? this.automounterEnable : this.automounterDisable;
},
setMode: function storageSetMode(val, reason) {
if (!window.navigator.mozSettings)
return;
//console.info('Setting', this.umsMode, 'to', val, 'due to', reason);
var param = {};
param[this.umsMode] = val;
SettingsListener.getSettingsLock().set(param);
},
handleEvent: function storageHandleEvent(e) {
switch (e.type) {
case 'lock':
this.setMode(this.automounterDisableWhenUnplugged, 'screen locked');
break;
case 'unlock':
if (!window.navigator.mozSettings)
return;
var req = SettingsListener.getSettingsLock().get(this.umsEnabled);
req.onsuccess = function umsEnabledFetched() {
var mode = Storage.modeFromBool(req.result[Storage.umsEnabled]);
Storage.setMode(mode, 'screen unlocked');
};
break;
default:
return;
}
}
};
Storage.init();
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