<?php

$window = new GtkWindow();

$window->set_size_request(400, 300);

$window->connect_simple('destroy', array('Gtk','main_quit'));

$vbox2 = new GtkVBox(); // note 1

$vbox2->pack_start(new GtkLabel("This frame of size 200x200"));

$vbox2->pack_start(new GtkLabel("will always stay stay centered"));

$vbox2->pack_start(new GtkLabel("no matter how you resize the app"));

$eventbox = new GtkEventBox(); // note 2

$eventbox->add($vbox2);

$eventbox->modify_bg(Gtk::STATE_NORMAL, GdkColor::parse("#CCFF99"));

$frame_200_200 = new GtkFrame(); // note 3

$frame_200_200->set_size_request(200, 200);

$frame_200_200->add($eventbox);

$hbox = new GtkHBox(); // note 4

$hbox->pack_start(new GtkHBox());

$hbox->pack_start($frame_200_200, 0);

$hbox->pack_start(new GtkHBox());

$vbox = new GtkVBox(); // note 5

$vbox->pack_start(new GtkHBox());

$vbox->pack_start($hbox, 0);

$vbox->pack_start(new GtkHBox());

$window->add($vbox); // note 6

$window->show_all();

Gtk::main();

?>