Current File : //usr/share/gnome-shell/extensions/ubuntu-appindicators@ubuntu.com/extension.js
// This file is part of the AppIndicator/KStatusNotifierItem GNOME Shell extension
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2
// of the License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
import * as Extension from 'resource:///org/gnome/shell/extensions/extension.js';
import * as StatusNotifierWatcher from './statusNotifierWatcher.js';
import * as Interfaces from './interfaces.js';
import * as TrayIconsManager from './trayIconsManager.js';
import * as Util from './util.js';
import {SettingsManager} from './settingsManager.js';
export default class AppIndicatorExtension extends Extension.Extension {
constructor(...args) {
super(...args);
Util.Logger.init(this);
Interfaces.initialize(this);
this._isEnabled = false;
this._statusNotifierWatcher = null;
this._watchDog = new Util.NameWatcher(StatusNotifierWatcher.WATCHER_BUS_NAME);
this._watchDog.connect('vanished', () => this._maybeEnableAfterNameAvailable());
// HACK: we want to leave the watchdog alive when disabling the extension,
// but if we are being reloaded, we destroy it since it could be considered
// a leak and spams our log, too.
/* eslint-disable no-undef */
if (typeof global['--appindicator-extension-on-reload'] === 'function')
global['--appindicator-extension-on-reload']();
global['--appindicator-extension-on-reload'] = () => {
Util.Logger.debug('Reload detected, destroying old watchdog');
this._watchDog.destroy();
this._watchDog = null;
};
/* eslint-enable no-undef */
}
enable() {
this._isEnabled = true;
SettingsManager.initialize(this);
Util.tryCleanupOldIndicators();
this._maybeEnableAfterNameAvailable();
TrayIconsManager.TrayIconsManager.initialize();
}
disable() {
this._isEnabled = false;
TrayIconsManager.TrayIconsManager.destroy();
if (this._statusNotifierWatcher !== null) {
this._statusNotifierWatcher.destroy();
this._statusNotifierWatcher = null;
}
SettingsManager.destroy();
}
// FIXME: when entering/leaving the lock screen, the extension might be
// enabled/disabled rapidly.
// This will create very bad side effects in case we were not done unowning
// the name while trying to own it again. Since g_bus_unown_name doesn't
// fire any callback when it's done, we need to monitor the bus manually
// to find out when the name vanished so we can reclaim it again.
_maybeEnableAfterNameAvailable() {
// by the time we get called whe might not be enabled
if (!this._isEnabled || this._statusNotifierWatcher)
return;
if (this._watchDog.nameAcquired && this._watchDog.nameOnBus)
return;
this._statusNotifierWatcher = new StatusNotifierWatcher.StatusNotifierWatcher(
this._watchDog);
}
}
Mini Shell