Here you can find the source of getRealFrameParent(Component c)
static public Frame getRealFrameParent(Component c)
//package com.java2s; /*/* w ww . java 2 s . co m*/ * Utils.java - SEdit, a tool to design and animate graphs in MadKit * Copyright (C) 1998-2002 Jacques Ferber, Olivier Gutknecht * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 * of the License, or any later version. * * 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.Component; import java.awt.Frame; import javax.swing.JFrame; public class Main { /** get the Frame that surrounds a component. May be used for buildings dialogs Ol: JF import */ static public Frame getRealFrameParent(Component c) { while (!((c instanceof Frame) || (c instanceof JFrame))) { if (c == null) return (null); else c = c.getParent(); } return ((Frame) c); } }