InternalFrameUtils.java

package husacct.control.presentation.util;

import java.awt.Point;

import javax.swing.JDesktopPane;
import javax.swing.JInternalFrame;

public class InternalFrameUtils {
	public static void alignCenter(JInternalFrame internalFrame){
		
		JDesktopPane desktopPane = internalFrame.getDesktopPane();
		
		int desktopWidth = desktopPane.getWidth();
		int desktopHeight = desktopPane.getHeight();
		int frameWidth = internalFrame.getWidth();
		int frameHeight = internalFrame.getHeight();
		
		Point newLocation = new Point((desktopWidth - frameWidth) / 2, (desktopHeight - frameHeight) / 2);
		
		internalFrame.setLocation(newLocation);
	}
}