gnome-shell/js/ui/status/power.js

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// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
const Gio = imports.gi.Gio;
const Lang = imports.lang;
const UPower = imports.gi.UPowerGlib;
const Main = imports.ui.main;
const PanelMenu = imports.ui.panelMenu;
const PopupMenu = imports.ui.popupMenu;
const BUS_NAME = 'org.gnome.SettingsDaemon.Power';
const OBJECT_PATH = '/org/gnome/SettingsDaemon/Power';
const PowerManagerInterface = <interface name="org.gnome.SettingsDaemon.Power">
<method name="GetDevices">
<arg type="a(susdut)" direction="out" />
</method>
<method name="GetPrimaryDevice">
<arg type="(susdut)" direction="out" />
</method>
<property name="Icon" type="s" access="read" />
</interface>;
const PowerManagerProxy = Gio.DBusProxy.makeProxyWrapper(PowerManagerInterface);
const Indicator = new Lang.Class({
Name: 'PowerIndicator',
Extends: PanelMenu.SystemStatusButton,
_init: function() {
this.parent('battery-missing-symbolic', _("Battery"));
this._proxy = new PowerManagerProxy(Gio.DBus.session, BUS_NAME, OBJECT_PATH,
Lang.bind(this, function(proxy, error) {
if (error) {
log(error.message);
return;
}
this._proxy.connect('g-properties-changed',
Lang.bind(this, this._sync));
this._sync();
}));
this._item = new PopupMenu.PopupSubMenuMenuItem(_("Battery"), true);
this._item.menu.addSettingsAction(_("Power Settings"), 'gnome-power-panel.desktop');
this.menu.addMenuItem(this._item);
Main.sessionMode.connect('updated', Lang.bind(this, this._sessionUpdated));
this._sessionUpdated();
},
_sessionUpdated: function() {
let sensitive = !Main.sessionMode.isLocked && !Main.sessionMode.isGreeter;
this.menu.setSensitive(sensitive);
},
_statusForDevice: function(device) {
let [device_id, device_type, icon, percentage, state, seconds] = device;
if (state == UPower.DeviceState.FULLY_CHARGED)
return _("Fully Charged");
let time = Math.round(seconds / 60);
if (time == 0) {
// 0 is reported when UPower does not have enough data
// to estimate battery life
return _("Estimating…");
}
let minutes = time % 60;
let hours = Math.floor(time / 60);
if (state == UPower.DeviceState.DISCHARGING) {
// Translators: this is <hours>:<minutes> Remaining (<percentage>)
return _("%d\u2236%d Remaining (%d%%)".format(hours, minutes, percentage));
}
if (state == UPower.DeviceState.CHARGING) {
// Translators: this is <hours>:<minutes> Until Full (<percentage>)
return _("%d\u2236%d Until Full (%d%%)".format(hours, minutes, percentage));
}
// state is one of PENDING_CHARGING, PENDING_DISCHARGING
return _("Estimating…");
},
_syncStatusLabel: function() {
this._proxy.GetPrimaryDeviceRemote(Lang.bind(this, function(result, error) {
if (error) {
this._item.actor.hide();
return;
}
let [device] = result;
let [device_id, device_type] = device;
if (device_type == UPower.DeviceKind.BATTERY) {
this._item.status.text = this._statusForDevice(device);
this._item.actor.show();
} else {
this._item.actor.hide();
}
}));
},
_syncIcon: function() {
let icon = this._proxy.Icon;
let hasIcon = false;
if (icon) {
let gicon = Gio.icon_new_for_string(icon);
this.setGIcon(gicon);
this._item.icon.gicon = gicon;
hasIcon = true;
}
this.mainIcon.visible = hasIcon;
this.actor.visible = hasIcon;
},
_sync: function() {
this._syncIcon();
this._syncStatusLabel();
}
});