文件名称：java 初步
文件大小：2KB
文件格式：JAVA
更新时间：2014-11-30 04:29:00
kuang import java.awt.*; import java.awt.event.*; import javax.swing.*; public class UserJFrame extends JFrame implements ActionListener{ private int number=1; private JTextField text_number,text_name; private JRadioButton radiob_male,radiob_female; private Object cities[][]; private JComboBox combox_province,combox_city; private JButton button_add; private JTextArea text_user; public UserJFrame(Object provinces[],Object cities[][]) { super("输入用户信息"); this.setBounds(300,240,360,200); this.setDefaultCloseOperation(EXIT_ON_CLOSE); this.getContentPane().setLayout(new GridLayout(1,2)); text_user=new JTextArea(); this.getContentPane().add(text_user); JPanel panel=new JPanel(new GridLayout(6,1)); this.getContentPane().add(panel); text_number=new JTextField("1"); text_number.setEditable(false); panel.add(text_number); text_name=new JTextField("姓名"); panel.add(text_name); JPanel panel_rb=new JPanel(new GridLayout(1,2)); panel.add(panel_rb); ButtonGroup bgroup=new ButtonGroup(); radiob_male=new JRadioButton("男 ",true); bgroup.add(radiob_male); panel_rb.add(radiob_male); radiob_female=new JRadioButton("女"); bgroup.add(radiob_female); panel_rb.add(radiob_female); this.cities=cities; combox_province=new JComboBox(provinces); combox_province.setEditable(true); combox_province.addActionListener(this); panel.add(combox_province); combox_city=new JComboBox(cities[0]); panel.add(combox_city); button_add=new JButton("添加"); button_add.addActionListener(this); panel.add(button_add); this.setVisible(true); } public void actionPerformed(ActionEvent e) { if(e.getSource()==combox_province) { int i=combox_province.getSelectedIndex(); combox_city.removeAllItems(); for(int j=0;j