java用户登录窗口怎么删除_JAVA图形界面用户登录后如何关闭登录的对话框

当登录成功后该如何自行关掉登录对话框类如下importjava.awt.*;importjava.awt.event.*;importjavax.swing.*;importjava.lang.*;publicclassTestLogextendsJFrameimplementsActionLis...

当登录成功后该如何自行关掉登录对话框

类如下

import java.awt.*;

import java.awt.event.*;

import javax.swing.*;

import java.lang.*;

public class TestLog extends JFrame implements ActionListener{

Container c=getContentPane();

JPanel p1,p2,p3;

JLabel lb1,lb2,lb3;

JTextField tf1;

JPasswordField pf1;

JButton b1,b2;

public TestLog(){

setSize(350,190);

setTitle("身份验证");

p1=new JPanel();

p1.setLayout(null);

p2=new JPanel();

p2.setLayout(null);

p3=new JPanel();

lb1=new JLabel(" 用户名：");

lb2=new JLabel(" 密码：");

lb3=new JLabel("版权所有:13rd");

tf1=new JTextField(15);

pf1=new JPasswordField(15);

b1=new JButton("登陆");

b2=new JButton("退出");

b1.addActionListener(this);

b2.addActionListener(this);

p1.setLayout(new GridLayout(2,2,0,5));

p1.add(lb1);

p1.add(tf1);

p1.add(lb2);

p1.add(pf1);

c.add(p1,BorderLayout.NORTH);

b1.setBounds(95,30,60,30);

b2.setBounds(175,30,60,30);

p2.add(b1);

p2.add(b2);

c.add(p2,BorderLayout.CENTER);

p3.add(lb3);

c.add(p3,BorderLayout.SOUTH);

setVisible(true);

setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

}

public void actionPerformed(ActionEvent ae){

String s1,s2,s3;

s2=tf1.getText();

s3=String.valueOf(pf1.getPassword());//String.valueOf(pwd.getPassword()).equals("lisong"){

s1=ae.getActionCommand();

if(s1.equals("登陆")){

if(s2.equals("admin")&&s3.equals("admin")){

System.out.println("登陆成功");

new TestSystem();

}

else System.out.println("登陆失败");

}

else System.exit(0);

}

public static void main(String as[]){

TestLog t=new TestLog();

}

}

展开