gnome-shell/js/ui/statusIconDispatcher.js

/* -*- mode: js2; js2-basic-offset: 4; indent-tabs-mode: nil -*- */

const Lang = imports.lang;
const Shell = imports.gi.Shell;
const Signals = imports.signals;

const MessageTray = imports.ui.messageTray;
const NotificationDaemon = imports.ui.notificationDaemon;

const STANDARD_TRAY_ICON_IMPLEMENTATIONS = {
    'bluetooth-applet': 'bluetooth',
    'gnome-volume-control-applet': 'volume',
    'nm-applet': 'network',
    'gnome-power-manager': 'battery',
    'keyboard': 'keyboard',
    'gnome-settings-daemon': 'display'
};

function StatusIconDispatcher() {
    this._init();
}

StatusIconDispatcher.prototype = {
    _init: function() {
        this._traymanager = new Shell.TrayManager();
        this._traymanager.connect('tray-icon-added', Lang.bind(this, this._onTrayIconAdded));
        this._traymanager.connect('tray-icon-removed', Lang.bind(this, this._onTrayIconRemoved));
        this._traymanager.manage_stage(global.stage);

        // Yet-another-Ubuntu-workaround - we have to kill their
        // app-indicators, so that applications fall back to normal
        // status icons
        // http://bugzilla.gnome.org/show_bug.cgi=id=621382
        let p = new Shell.Process({ args: ['pkill', '-f', '^([^ ]*/)?indicator-application-service$']});
        p.run();
    },

    _onTrayIconAdded: function(o, icon) {
        let wmClass = (icon.wm_class || 'unknown').toLowerCase();
        let role = STANDARD_TRAY_ICON_IMPLEMENTATIONS[wmClass];
        if (role)
            this.emit('status-icon-added', icon, role);
        else
            this.emit('message-icon-added', icon);
    },

    _onTrayIconRemoved: function(o, icon) {
        let wmClass = (icon.wm_class || 'unknown').toLowerCase();
        let role = STANDARD_TRAY_ICON_IMPLEMENTATIONS[wmClass];
        if (role)
            this.emit('status-icon-removed', icon);
        else
            this.emit('message-icon-removed', icon);
    }
};
Signals.addSignalMethods(StatusIconDispatcher.prototype);