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import { sessionBus } from 'dbus-next';
import { isLinux } from '../environment';
export default class DBus {
bus = null;
constructor(trayIcon) {
this.trayIcon = trayIcon;
}
start() {
if (!isLinux || this.bus) return;
try {
this.bus = sessionBus();
} catch {
// Error connecting to the bus.
return;
}
// HACK Hook onto the MessageBus to track StatusNotifierWatchers
this.bus._addMatch("type='signal',sender='org.freedesktop.DBus',interface='org.freedesktop.DBus',path='/org/freedesktop/DBus',member='NameOwnerChanged'");
const mangled = JSON.stringify({
path: '/org/freedesktop/DBus',
interface: 'org.freedesktop.DBus',
member: 'NameOwnerChanged',
});
this.bus._signals.on(mangled, (msg) => {
const [name, oldOwner, newOwner] = msg.body;
if (name === 'org.kde.StatusNotifierWatcher' && oldOwner !== newOwner && newOwner !== '') {
// Leave ample time for the StatusNotifierWatcher to be initialized
setTimeout(() => {
this.trayIcon.recreateIfVisible();
}, 400);
}
});
}
stop() {
if (!this.bus) return;
this.bus.disconnect();
this.bus = null;
}
}
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