Places the Component at the center of the screen. - Java Swing

Java examples for Swing:Screen

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Description

Places the Component at the center of the screen.

Demo Code

/*// ww  w. j ava2 s . co  m
 * Copyright 2007-2013
 * Licensed under GNU Lesser General Public License
 * 
 * This file is part of EpochX
 * 
 * EpochX 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 3 of the License, or
 * (at your option) any later version.
 * 
 * EpochX 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 EpochX. If not, see <http://www.gnu.org/licenses/>.
 * 
 * The latest version is available from: http://www.epochx.org
 */
//package com.java2s;

import java.awt.Component;

import java.awt.Dimension;
import java.awt.Rectangle;

public class Main {
    /**
     * Places the <code>Component</code> at the center of the screen.
     * 
     * @param comp the <code>Component</code> to centre.
     */
    public static void centre(Component comp) {
        Rectangle r = comp.getGraphicsConfiguration().getBounds();
        Dimension d = comp.getSize();
        int x = (int) (r.getX() + (r.getWidth() - d.getWidth()) / 2);
        int y = (int) (r.getY() + (r.getHeight() - d.getHeight()) / 2);
        comp.setLocation(x, y);
    }
}

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