Get Screen Bounds For : Swing Utilities « Swing JFC « Java

Get Screen Bounds For

 * Copyright (C) 2001-2004 Colin Bell
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * Lesser General Public License for more details.
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; 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.Container;
import java.awt.Dimension;
import java.awt.FontMetrics;
import java.awt.Frame;
import java.awt.GraphicsConfiguration;
import java.awt.GraphicsDevice;
import java.awt.GraphicsEnvironment;
import java.awt.Insets;
import java.awt.Point;
import java.awt.Rectangle;
import java.awt.Toolkit;
import java.awt.Window;
import java.awt.geom.Rectangle2D;
import java.beans.PropertyVetoException;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;

import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JInternalFrame;
import javax.swing.SwingUtilities;

 * Common GUI utilities accessed via static methods.
 * @author <A HREF="">Colin Bell</A>
public class GUIUtils {

  public static Rectangle getScreenBoundsFor(Rectangle rc) {
    final GraphicsDevice[] gds = GraphicsEnvironment.getLocalGraphicsEnvironment()
    final List<GraphicsConfiguration> configs = new ArrayList<GraphicsConfiguration>();

    for (int i = 0; i < gds.length; i++) {
      GraphicsConfiguration gc = gds[i].getDefaultConfiguration();
      if (rc.intersects(gc.getBounds())) {

    GraphicsConfiguration selected = null;
    if (configs.size() > 0) {
      for (Iterator<GraphicsConfiguration> it = configs.iterator(); it.hasNext();) {
        GraphicsConfiguration gcc =;
        if (selected == null)
          selected = gcc;
        else {
          if (gcc.getBounds().contains(rc.x + 20, rc.y + 20)) {
            selected = gcc;
    } else {
      selected = GraphicsEnvironment.getLocalGraphicsEnvironment().getDefaultScreenDevice()

    int x = selected.getBounds().x;
    int y = selected.getBounds().y;
    int w = selected.getBounds().width;
    int h = selected.getBounds().height;

    return new Rectangle(x, y, w, h);


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