var x11 = require('x11');

x11.createClient(function (err, display) {
    var X;

    if (err) {
        return console.error(err);
    }

    X = display.client;
    X.on('error', console.log);

    X.QueryTree(display.screen[0].root, function (err, tree) {
        tree.children.forEach(function (window) {
            X.GetGeometry(window, console.log);
            X.GetProperty(0, window, X.atoms.WM_NAME, X.atoms.STRING, 0, 120, function (err, name) {
                if (err) { }
                //console.log(name.data ? name.data.toString() : '');
            });
        });
    });

});