import Nanoquery.Util.Windows // a function to handle the mouse moved event def mouse_moved($caller, $e) println "(" + $e.getX() + ", " + $e.getY() + ")" end // create a window, set the handler for mouse moved, and show it w = new("Window") w.setSize(500, 500) w.setHandler(w.mouseMoved, mouse_moved) w.show()