//登录界面
import
javax.swing.JFrame;
import javax.swing.JLabel;
import
javax.swing.JButton;
import javax.swing.JTextField;
import
javax.swing.JPasswordField;
import javax.swing.JPanel;
import
java.awt.GridLayout;
import java.awt.BorderLayout;
import
java.awt.FlowLayout;
public class QQLogin extends JFrame{
private JLabel
labUser; //用户标签
private JLabel labPass; //密码标签
private JTextField
txtUser; //用户信息输入框
private JPasswordField txtPass; //用户密码输入框
private
JButton btnReg; //注册按钮
private JButton btnLogin; //登录按钮
private
JButton btnCancel; //取消按钮
private JPanel jpCenter; //中部布局
private
JPanel jpSouth; //南部布局
public
QQLogin(){
init();
this.setSize(250,125);
this.setResizable(false);
this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
this.setLocation(300,100);
}
//界面布局
public
void init(){
//用户标签和密码标签
labUser=new JLabel("用户");
labPass=new
JLabel("密码");
//用户和密码输入框
txtUser=new JTextField();
txtPass=new
JPasswordField();
//按钮
btnReg=new JButton("注册");
btnLogin=new
JButton("登录");
btnCancel=new
JButton("取消");
//中部布局
jpCenter=new
JPanel();
jpCenter.setLayout(new
GridLayout(2,2));
jpCenter.add(labUser);
jpCenter.add(txtUser);
jpCenter.add(labPass);
jpCenter.add(txtPass);
this.add(jpCenter,BorderLayout.CENTER);
//南部布局
jpSouth=new
JPanel();
jpSouth.setLayout(new
FlowLayout());
jpSouth.add(btnReg);
jpSouth.add(btnLogin);
jpSouth.add(btnCancel);
this.add(jpSouth,BorderLayout.SOUTH);
}
public
static void main(String[] args){
QQLogin login=new
QQLogin();
login.setVisible(true);
}
}
//注册界面
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JButton;
import javax.swing.JOptionPane;
import javax.swing.JTextField;
import javax.swing.JPasswordField;
import javax.swing.JPanel;
import java.awt.BorderLayout;
import java.awt.GridLayout;
import java.awt.event.ActionListener;
import java.awt.event.ActionEvent;
import java.io.File;
import java.io.FileWriter;
import java.io.PrintWriter;
public class QQReg extends JFrame implements ActionListener{
JLabel labMess;//显示注册标签
JLabel labUser;//用户标签
JLabel labPass;//密码标签
JTextField txtUser;//用户输入框
JPasswordField txtPass;//密码输入框
JButton btnOK;//确认按钮
JButton btnCancel;//取消按钮
JPanel jpSouth;
JPanel jpCenter;
public QQReg(){
init();
this.setBounds(500,200,300,150);
this.setResizable(false);
this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
}
public void init(){
//实例化所有选项
labMess=new JLabel("注册信息");
labUser=new JLabel("用户");
labPass=new JLabel("密码");
txtUser=new JTextField();
txtPass=new JPasswordField();
btnOK=new JButton("确认");
btnOK.addActionListener(this);
btnCancel=new JButton("取消");
btnCancel.addActionListener(this);
jpSouth=new JPanel();
jpSouth.add(btnOK);
jpSouth.add(btnCancel);
jpCenter=new JPanel();
jpCenter.setLayout(new
GridLayout(2,2));
jpCenter.add(labUser);
jpCenter.add(txtUser);
jpCenter.add(labPass);
jpCenter.add(txtPass);
this.add(labMess,BorderLayout.NORTH);
this.add(jpCenter,BorderLayout.CENTER);
this.add(jpSouth,BorderLayout.SOUTH);
}
@Override
public void
actionPerformed(ActionEvent e){
if(e.getActionCommand()=="确认"){
try{
File outFile=new
File("F:/java/QQSource.txt");
FileWriter fw=new
FileWriter(outFile,true);
PrintWriter pw=new
PrintWriter(fw);
String user=txtUser.getText();
String pass=new
String(txtPass.getPassword());
if(!(user.equals("")&&pass.equals(""))){
pw.println(user+"%"+pass);
pw.flush();
this.setVisible(false);
}
}catch(Exception e1){
e1.printStackTrace();
}
}
if(e.getActionCommand()=="取消"){
txtUser.setText("");
txtPass.setText("");
}
}
// public static void main(String[]
args){
// QQReg r=new QQReg();
// r.setVisible(true);
// }
}
//聊天界面
import javax.swing.JFrame;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.JScrollPane;
import javax.swing.JPanel;
import javax.swing.JButton;
import javax.swing.JTextArea;
import javax.swing.JComboBox;
import java.awt.GridLayout;
import java.awt.BorderLayout;
import java.awt.event.ActionListener;
import java.io.File;
import java.io.FileWriter;
import java.io.PrintWriter;
public class QQMain extends JFrame implements ActionListener{
private JTextArea txtSend;//发送信息的窗口
private JTextArea txtMess;//显示信息的窗口
private JButton btnSend;//发送按钮去
private JButton btnCancel;//取消按钮
private JButton btnMess;//显示消息按钮
private JComboBox jbList;//显示聊天对象的下拉列表
private JPanel jpSmall;
private JPanel jpBig;
private int score=0;
private QQChat chat;
public QQMain(){
init();
chat=new QQChat();
this.setBounds(300,100,300,400);
this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
this.setResizable(false);
}
//界面布局按钮
public void init(){
txtSend=new JTextArea();
txtMess=new JTextArea(10,10);
txtMess.setEditable(false);
btnSend=new JButton("发送");
btnSend.addActionListener(this);
btnCancel=new JButton("取消");
btnMess=new JButton("聊天记录");
btnMess.addActionListener(this);
jbList=new JComboBox();
jpSmall=new JPanel();
jpSmall.add(jbList);
jpSmall.add(btnSend);
jpSmall.add(btnCancel);
jpSmall.add(btnMess);
jpBig=new JPanel();
jpBig.setLayout(new
BorderLayout());
jpBig.add(jpSmall,BorderLayout.NORTH);
jpBig.add(txtSend,BorderLayout.CENTER);
this.setLayout(new
GridLayout(2,1));
this.add(txtMess);
this.add(jpBig);
}
@Override
public void
actionPerformed(ActionEvent e){
if(e.getActionCommand().equals("发送")){
if(!txtSend.getText().equals("")){
writeChat();
txtMess.append(txtSend.getText()+"\n");
chat.getArea().append(txtSend.getText()+"\n");
txtSend.setText("");
}
}
if(e.getActionCommand().equals("聊天记录")){
score++;
if(score%2==1){
chat.setVisible(true);
}else{
chat.setVisible(false);
}
}
}
public void writeChat(){
try{
File chat=new
File("F:/java/chat.txt");
FileWriter fw=new
FileWriter(chat,true);
PrintWriter pw=new
PrintWriter(fw);
String s=txtSend.getText();
pw.println(s);
pw.flush();
}catch(Exception e){
e.printStackTrace();
}
}
// public static void main(String[]
args){
// QQMain main=new QQMain();
// main.setVisible(true);
// }
}
//聊天记录界面
package QQ1;
import javax.swing.JFrame;
import javax.swing.JTextArea;
import java.io.File;
import java.io.FileReader;
import java.io.BufferedReader;
public class QQChat extends JFrame{
private JTextArea areaMess;
public QQChat(){
areaMess=new JTextArea();
areaMess.setEditable(false);
chatFile();
this.add(areaMess);
this.setResizable(false);
this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
this.setBounds(620,100,300,400);;
}
public JTextArea getArea(){
return areaMess;
}
public void chatFile(){
try{
File chat=new
File("F:/java/chat.txt");
FileReader fr=new
FileReader(chat);
BufferedReader br=new
BufferedReader(fr);
StringBuffer s=new
StringBuffer();
while(br.ready()){
s.append(br.readLine()+"\n");
}
areaMess.setText(s.toString());
}catch(Exception e){
e.printStackTrace();
}
}
// public static void main(String[]
args){
// QQChat chat=new QQChat();
/ /chat.setVisible(true);
// }
}