centerloction.java

一个简单的图书馆的管理系统,该系统主要是针对学校的图书馆而做的

package librarymanagement.view.common;

import java.awt.Dimension;
import java.awt.Toolkit;

import javax.swing.JComponent;
import javax.swing.JDialog;
import javax.swing.JFrame;

public class CenterLoction {
	public static void locateCenter(JComponent comp) {
		Dimension size = Toolkit.getDefaultToolkit().getScreenSize();
		comp.setLocation((int) (size.getWidth() - comp.getWidth()) / 2,
				(int) (size.getHeight() - comp.getHeight()) / 2);
	}

	public static void locateCenter(JDialog comp) {
		Dimension size = Toolkit.getDefaultToolkit().getScreenSize();
		comp.setLocation((int) (size.getWidth() - comp.getWidth()) / 2,
				(int) (size.getHeight() - comp.getHeight()) / 2);
	}

	public static void locateCenter(JFrame comp) {
		Dimension size = Toolkit.getDefaultToolkit().getScreenSize();
		comp.setLocation((int) (size.getWidth() - comp.getWidth()) / 2,
				(int) (size.getHeight() - comp.getHeight()) / 2);
	}
}