require "java"
require '/usr/share/java/gtk.jar'

import org.gnome.gdk.Event
import org.gnome.gtk.Button
import org.gnome.gtk.Gtk
import org.gnome.gtk.Label
import org.gnome.gtk.VBox
import org.gnome.gtk.Widget
import org.gnome.gtk.Window

Gtk.init(ARGV.to_s.to_java_string)
w = Window.new()

======

lamarr rmss-w32-bundle % jruby bin/test.rb
bin/test.rb:12: for method Gtk.init expected [class [Ljava.lang.String;]; got: [java.lang.String]; error: argument type mismatch (TypeError)