Here you can find the source of getWindow(JComponent c)
public static Window getWindow(JComponent c)
//package com.java2s; /*/* w ww . ja v a 2 s.co m*/ * Copyright (C) 2005 G?rard Milmeister * * This program is free software; you can redistribute it and/or * modify it under the terms of version 2 of the GNU General Public * License as published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public * License along with this program; if not, write to the * Free Software Foundation, Inc., 59 Temple Place - Suite 330, * Boston, MA 02111-1307, USA. * */ import java.awt.Container; import java.awt.Window; import javax.swing.*; public class Main { public static Window getWindow(JComponent c) { Container p = c.getParent(); while (p != null && !(p instanceof Window)) { p = p.getParent(); } return (Window) p; } }