Here you can find the source of getMaximumWindowBounds()
public static Rectangle getMaximumWindowBounds()
//package com.java2s; /*//from w w w.j ava 2 s. c o m * This program is free software; you can redistribute it and/or modify it under the * terms of the GNU Lesser General Public License, version 2.1 as published by the Free Software * Foundation. * * You should have received a copy of the GNU Lesser General Public License along with this * program; if not, you can obtain a copy at http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html * or from the Free Software Foundation, Inc., * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. * * 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 Lesser General Public License for more details. * * Copyright (c) 2001 - 2013 Object Refinery Ltd, Pentaho Corporation and Contributors.. All rights reserved. */ import java.awt.Dimension; import java.awt.GraphicsEnvironment; import java.awt.Rectangle; import java.awt.Toolkit; public class Main { /** * Computes the maximum bounds of the current screen device. If this method is called on JDK 1.4, Xinerama-aware * results are returned. (See Sun-Bug-ID 4463949 for details). * * @return the maximum bounds of the current screen. */ public static Rectangle getMaximumWindowBounds() { try { final GraphicsEnvironment localGraphicsEnvironment = GraphicsEnvironment.getLocalGraphicsEnvironment(); return localGraphicsEnvironment.getMaximumWindowBounds(); } catch (Exception e) { // ignore ... will fail if this is not a JDK 1.4 .. } final Dimension s = Toolkit.getDefaultToolkit().getScreenSize(); return new Rectangle(0, 0, s.width, s.height); } }