Java Screen Center getCenteredLocation(Window window)

Description

Calculates the location of a window so that it will be centered on the screen.

License

Open Source License

Parameter

Parameter	Description
window	the window

Return

the location (top left corner)

Declaration

public static Point getCenteredLocation(Window window) 

Method Source Code

//package com.java2s;
/**/*from  w ww. j a v a  2  s .c o  m*/
 * Tentackle - a framework for java desktop applications
 * Copyright (C) 2001-2008 Harald Krake, harald@krake.de, +49 7722 9508-0
 *
 * 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
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * 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.Dimension;

import java.awt.Point;

import java.awt.Toolkit;
import java.awt.Window;

public class Main {
    /**
     * Calculates the location of a window so that it will be centered on the screen.
     * @param window the window
     * @return the location (top left corner)
     */
    public static Point getCenteredLocation(Window window) {
        Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
        Dimension windowSize = window.getSize();
        // align sizes (for computation below)
        if (windowSize.width > screenSize.width) {
            windowSize.width = screenSize.width;
        }
        if (windowSize.height > screenSize.height) {
            windowSize.height = screenSize.height;
        }
        // center
        return new Point((screenSize.width - windowSize.width) / 2, (screenSize.height - windowSize.height) / 2);
    }
}

Related

1. centreOnScreen(Window win)
2. getCenter(Component owner, Dimension size)
3. getCenterCoordinates(Dimension d)
4. getCenteredLocation(Component comp)
5. getCenteredLocation(Window w)
6. getCenteringPoint(Dimension size)
7. getCenteringPoint(final Dimension frameDimension)
8. getCenteringPointOnScreen(Dimension dimension)
9. getCenterLocation(final Window frame)