package win_170325;
import java.awt.BorderLayout;
import javax.swing.ButtonGroup;
import javax.swing.JButton;
import javax.swing.JCheckBox;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JList;
import javax.swing.JMenu;
import javax.swing.JMenuBar;
import javax.swing.JMenuItem;
import javax.swing.JPanel;
import javax.swing.JPasswordField;
import javax.swing.JRadioButton;
import javax.swing.JTextArea;
import javax.swing.JTextField;
public class CommonComponent extends JFrame {
public CommonComponent() {
// 面板
JPanel p1 = new JPanel();
getContentPane().add(p1);
// 标签
JLabel name = new JLabel(“\u7528\u6237\u540D:”);
p1.add(name);
// 文本域
JTextField field = new JTextField(8);
p1.add(field);
// 标签
JLabel passwd = new JLabel(“密码”);
p1.add(passwd);
// 密码域
JPasswordField pass = new JPasswordField(8);
p1.add(pass);
// 单选按钮
JLabel gender = new JLabel(“性别”);
p1.add(gender);
JRadioButton male = new JRadioButton(“男”);
JRadioButton female = new JRadioButton(“女”);
// 单选按钮组,同一个单选按钮组的互斥.
ButtonGroup group = new ButtonGroup();
group.add(male);
group.add(female);
// 注意,单选按钮组不能添加进容器
p1.add(male);
p1.add(female);
// 复选框
JLabel like = new JLabel(“爱好:”);
p1.add(like);
JCheckBox eat = new JCheckBox(“吃饭”);
JCheckBox movie = new JCheckBox(“看电影”);
JCheckBox sleep = new JCheckBox(“睡觉”);
p1.add(eat);
p1.add(movie);
p1.add(sleep);
// 文本域
JLabel info = new JLabel(“个人简介”);
p1.add(info);
JTextArea area = new JTextArea(20, 20);
p1.add(area);
// 列表
String[] data = { “one”, “two”, “three” };
JList list = new JList(data);
p1.add(list);
// 普通按钮
JButton button = new JButton(“注册”);
p1.add(button);
// 菜单条
JMenuBar bar = new JMenuBar();
// 菜单
JMenu menu = new JMenu(“文件”);
// 菜单选项
JMenuItem myNew = new JMenuItem(“新建”);
JMenuItem myOpen = new JMenuItem(“打开”);
bar.add(menu);
menu.add(myNew);
menu.add(myOpen);
getContentPane().add(bar, BorderLayout.NORTH);
}
public static void main(String[] args) {
CommonComponent frame = new CommonComponent();
frame.setTitle(“常用组件”);
frame.setSize(400, 400);
frame.setLocationRelativeTo(null);
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
// 自适应
frame.pack();
frame.setVisible(true);
}
}
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