JAVA添加事件

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查看11 | 回复1 | 2011-4-14 10:04:51 | 显示全部楼层 |阅读模式
package ch.one;
//学生成绩查询窗口
import java.awt.*;
import javax.swing.*;
import java.awt.geom.*;
import java.applet.*;
public class 查询{

JFrame win;

JLabel labusername;

JLabel labpassword;

JLabel shenfen;

JTextField txtusername;

JTextField txtpassword;



ButtonGroup group;

JRadioButton rad1,rad2;

JButton btsubmit;

JButton btcancel;

Image icon;

Container contentPane;

JTable table;

JScrollPane scrollPane;
public 查询(){
win = new JFrame("学生查询窗口");
contentPane = win.getContentPane();

txtusername = new JTextField();
txtpassword = new JTextField();
btsubmit = new JButton("确定");
btcancel = new JButton("取消");
Object[][] jilu = {

{"物理", new Integer(90)},

{"化学", new Integer(90)},

{"数学", new Integer(90)},

{"语文", new Integer(90)},

{"英语", new Integer(90),},

{"生物", new Integer(90)},



};

String[] lieming = {"课程","成绩"};

table = new JTable(jilu, lieming);


scrollPane = new JScrollPane(table);
go();
}
//窗口操作
void go(){
win.setLayout(null);
contentPane.setLayout(null);
btsubmit.setBounds(100, 350, 60, 30);
btcancel.setBounds(300, 350, 60, 30);
scrollPane.setBounds(40, 150,300, 170);

contentPane.add(scrollPane);

win.add(txtusername);
win.add(txtpassword);
win.add(btsubmit);
win.add(btcancel);
win.setSize(500, 500);
win.setVisible(true);
}
public static void main(String arg[]){
查询 ex = new 查询();

}
}
求高手为确定及注销按钮添加事件。
单击确定弹出感谢使用本系统,单击注销显示注销成功

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千问 | 2011-4-14 10:04:51 | 显示全部楼层
添加事件的方法void register() { btsubmit.addActionListener(new ActionListener() {
@Overridepublic void actionPerformed(ActionEvent e) { JOptionPane.showMessageDialog(win, "感谢使用本系统");} });btcancel.addActionListener(new ActionListener() {
@Overridepublic void actionPerformed(ActionEvent e) {
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