package com.progrm.Qq;
import java.awt.*;
import javax.swing.*;
import java.awt.event.*;
public class MyQq extends JFrame implements ActionListener {
private ImageIcon logImg=null;
private JLabel welcomeJL=null;
private JLabel usenameJL=null;
private JLabel passwordJL=null;
private JTextField usenameJT=null;
private JPasswordField passwordJP=null;
private JButton loginJB=null;
private JButton closeJB=null;
private JPanel one=null;
private JPanel two=null;
private JPanel three=null;
private JPanel four=null;
public MyQq(String title){
super(title);
logImg=new ImageIcon("com/progrm/Qq/img/qq.gif") ;
welcomeJL=new JLabel(logImg);
usenameJL=new JLabel("帐号");
usenameJT=new JTextField(10);
passwordJL=new JLabel("密码");
passwordJP=new JPasswordField(10);
loginJB=new JButton("登陆");
loginJB.addActionListener(this);
closeJB=new JButton("取消");
closeJB.addActionListener(this);
one=new JPanel();
one.add(welcomeJL);
two=new JPanel();
two.add(usenameJL);
two.add(usenameJT);
three=new JPanel();
three.add(passwordJL);
three.add(passwordJP);
four=new JPanel();
four.add(loginJB);
four.add(closeJB);
this.setLayout(new GridLayout(4,1));
this.add(one);
this.add(two);
this.add(three);
this.add(four);
this.setSize(331,244);
this.setLocation(520, 310);
this.setDefaultCloseOperation(EXIT_ON_CLOSE);
this.setResizable(false);
this.setVisible(true);
}
public void actionPerformed(ActionEvent e) {
if(e.getSource()==loginJB){
if(usenameJT.getText().equals("wl") && passwordJP.getText().equals("123")){
JOptionPane.showMessageDialog(this,"登陆成功");
}
else{
JOptionPane.showMessageDialog(this,"密码错误");
}
}
if(e.getSource()==closeJB){
System.exit(0);
}
}
}
public class TestQq {
public static void main(String[] args) {
new MyQq("QQ用户登陆");
}
}