/**
 * Border的使用
 * 邊框顏色為藍色 寬度為10
 * @marquis
 * @version 1.0
 */
import javax.swing.*;
import javax.swing.border.*;
import java.awt.*;
import java.awt.event.*;

public class SimpleBorder {
public static void main(String[] args) {
    JFrame f=new JFrame("Border使用");
    Container content=f.getContentPane();
    JButton b=new JButton();
    //設置邊框顏色
    b.setBorder(BorderFactory.createLineBorder(Color.blue,10));
    content.add(b);
    f.setSize(200,150);
    f.setVisible(true);
    f.addWindowListener(new WindowAdapter(){
    public void windowClosing(WindowEvent e)
    {
    System.exit(0);
    }
    });
}
}