Java Swing界面编程(28)---复选框：JCheckBox

package com.beyole.util;

import java.awt.Container;
import java.awt.GridLayout;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;

import javax.swing.BorderFactory;
import javax.swing.JCheckBox;
import javax.swing.JFrame;
import javax.swing.JPanel;

class MyCheckBox {
private JFrame frame = new JFrame("Beyole");// 定义窗口
private Container container = frame.getContentPane();// 得到窗口容器
private JCheckBox jcb1 = new JCheckBox("主站");// 定义一个复选框
private JCheckBox jcb2 = new JCheckBox("论坛");// 定义一个复选框
private JCheckBox jcb3 = new JCheckBox("博客");// 定义一个复选框
private JPanel panel = new JPanel();// 定义一个面板

public MyCheckBox() {
panel.setBorder(BorderFactory.createTitledBorder("请选择你最喜欢的站点"));// 定义一个面板的边框显示条
panel.setLayout(new GridLayout(1, 3));// 定义排版，1行3列
panel.add(this.jcb1);// 增加组件
panel.add(this.jcb2);// 增加组件
panel.add(this.jcb3);// 增加组件
container.add(panel);// 增加面板
this.frame.setSize(330, 80);// 定义窗口大小
this.frame.setVisible(true);// 显示窗口
this.frame.addWindowListener(new WindowAdapter() {
public void windowClosing(WindowEvent arg0)// 复写窗口关闭方法
{
System.exit(1);// 退出
}
});

}
}

public class JCheckBoxDemo01 {
public static void main(String[] args) {
new MyCheckBox();
}
}