Here you can find the source of getDesktopBounds()
public static Rectangle getDesktopBounds()
//package com.java2s; /*//from w w w .j av a2 s. com * Copyright 2010, 2011 Institut Pasteur. * * This file is part of ICY. * * ICY 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 3 of the License, or * (at your option) any later version. * * ICY 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 ICY. If not, see <http://www.gnu.org/licenses/>. */ import java.awt.GraphicsDevice; import java.awt.GraphicsEnvironment; import java.awt.Rectangle; public class Main { /** * Return the entire desktop bounds (take multi screens in account) */ public static Rectangle getDesktopBounds() { Rectangle result = new Rectangle(); final GraphicsDevice[] gs = getLocalGraphicsEnvironment().getScreenDevices(); for (int j = 0; j < gs.length; j++) result = result.union(gs[j].getDefaultConfiguration().getBounds()); return result; } public static GraphicsEnvironment getLocalGraphicsEnvironment() { return GraphicsEnvironment.getLocalGraphicsEnvironment(); } }