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ChatClient.java
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ChatClient.java
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package myChat;
import java.awt.BorderLayout;
import java.io.*;
import java.net.InetAddress;
import java.net.Socket;
import java.net.UnknownHostException;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Locale;
import javax.swing.*;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
import java.awt.*;
import java.awt.event.*;
public class ChatClient extends JFrame {
private JTextField jtf = new JTextField(); //输入发送的信息
private JTextArea jta = new JTextArea(); //显示聊天窗口的聊天文本
private JButton jbtOK = new JButton("发送"); //发送信息按钮
File output = new File("ChatHistory.txt"); //输出聊天记录到ChatHistory.txt
//一些窗口的有关变量
private String ipAdress;
private JPanel panel = new JPanel();
private JTabbedPane tabbedPane = new JTabbedPane(JTabbedPane.TOP);
private JPanel chatWindow = new JPanel();
private JPanel chatOperation = new JPanel();
private JPanel chatHistoryPanel = new JPanel();
private JButton button = new JButton("清空聊天记录");
private JTextArea chatHistory = new JTextArea();
private final JPanel nickNamePanel = new JPanel();
private final JTextField nickName = new JTextField();
private final JScrollPane scrollPane_1 = new JScrollPane();
private final JScrollPane scrollPane_2 = new JScrollPane();
//private final JButton outJbt = new JButton("退出");
//private Thread myThread = new Thread(new ReadMes(Socket );
private Socket thisSocket;
/**
* 接受服务器信息
*/
DataOutputStream toServer = null;
DataInputStream fromServer = null;
class ReadMes extends Thread {
private Socket socket;
public ReadMes(Socket socket) {
this.socket = socket;
}
public void run() {
try {
fromServer = new DataInputStream(socket.getInputStream());//创建来自服务器的数据流
DataOutputStream outData = new DataOutputStream(
new FileOutputStream(output, true));//以追加形式创建存到本地的输出流
String message = null;
while (true) {
message = fromServer.readUTF();//接受服务器端的信息
outData.writeUTF(message + '\n');//输出信息
outData.flush();//清空缓冲区信息
jta.append(message + '\n');//显示信息
}
} catch (IOException e) {
e.printStackTrace();
System.err.println(e+"\nReadMes的run()错误");
} finally {
try {
if (fromServer != null) {
fromServer.close();
}
} catch (IOException e) {
e.printStackTrace();
}
}
}
}
/**
*
* 发送信息
*/
class SendMes extends Thread {
private Socket socket;
DataOutputStream out = null;
public SendMes(Socket socket) {
this.socket = socket;
}
public void send() {
try {
//将时间字符串化
SimpleDateFormat sdf = new SimpleDateFormat("",
Locale.SIMPLIFIED_CHINESE);
sdf.applyPattern("HH:mm:ss");
String timeStr = sdf.format(new Date());
toServer = new DataOutputStream(socket.getOutputStream());//创建一个发送给服务端的输出流
String name = InetAddress.getLocalHost().getHostAddress();
//整合用户信息
if (nickName.getText().trim().equals(""))
name = InetAddress.getLocalHost().getHostAddress();
else {
name = nickName.getText().trim();
}
String usersMessage = (jtf.getText().trim());//读取文本框内文本
String message = (name + " [ " + timeStr + " ]"
+ " :\n " + usersMessage);//整合发送信息
toServer.writeUTF(message);//发送信息
jtf.setText("");//清空文本框
toServer.flush();
} catch (IOException e) {
System.err.println(e+"\nsend()函数错误");
}
}
public void run() {
//分别为文本框和发送按钮添加监听器
jbtOK.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
send();
}
});
jtf.addActionListener(new ActionListener() {
public void actionPerformed(ActionEvent e) {
send();
}
});
}
}
/**
* 聊天界面以及构造函数
*/
public ChatClient(String ipAString) {
this.ipAdress = ipAString;
chatWindow();
}
public void chatWindow() {//窗口布局集中
this.addWindowListener(new WindowAdapter() {//添加窗口关闭事件
public void windowClosing(WindowEvent we) {
try {
DataOutputStream sayBye = new DataOutputStream(thisSocket.getOutputStream());
sayBye.writeUTF("end#");
} catch (IOException e) {
e.printStackTrace();
}
}
});
nickName.setBackground(Color.WHITE);
nickName.setColumns(10);//输入昵称的文本框
//nickName.setText(nickName);
JPanel p = new JPanel();
p.setLayout(new BorderLayout());
//窗口的一些属性
setTitle("Client");
setSize(435, 468);
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
setVisible(true);
//基本的窗口
getContentPane().setLayout(new BorderLayout());
getContentPane().add(p, BorderLayout.SOUTH);
JScrollPane scrollPane = new JScrollPane();
getContentPane().add(scrollPane, BorderLayout.NORTH);
scrollPane.setRowHeaderView(panel);
panel.setLayout(new BorderLayout(0, 0));
getContentPane().add(tabbedPane, BorderLayout.CENTER);
tabbedPane.addChangeListener(new ChangeListener() {
public void stateChanged(ChangeEvent e) {
historyView();
}
});
tabbedPane.addTab("聊天界面", null, chatWindow, null);
chatWindow.setLayout(new BorderLayout(0, 0));
//chatOperation.add(outJbt, BorderLayout.SOUTH);
chatWindow.add(nickNamePanel, BorderLayout.NORTH);
nickNamePanel.setLayout(new FlowLayout(FlowLayout.CENTER, 5, 5));
nickNamePanel.add(new JLabel("输入您的昵称:"));
nickNamePanel.add(nickName);
chatWindow.add(scrollPane_1, BorderLayout.CENTER);
scrollPane_1.setViewportView(jta);
jta.setEditable(false);
chatWindow.add(chatOperation, BorderLayout.SOUTH);
chatOperation.setLayout(new BorderLayout(0, 0));
chatOperation.add(jbtOK, BorderLayout.EAST);
chatOperation.add(jtf, BorderLayout.CENTER);
jtf.setHorizontalAlignment(JTextField.LEFT);
JLabel label = new JLabel("在右边输入您的信息");
chatOperation.add(label, BorderLayout.WEST);
tabbedPane.addTab("聊天记录", null, chatHistoryPanel, null);
chatHistoryPanel.setLayout(new BorderLayout(0, 0));
chatHistoryPanel.add(scrollPane_2, BorderLayout.CENTER);
scrollPane_2.setViewportView(chatHistory);
chatHistory.setEditable(false);
chatHistoryPanel.add(button, BorderLayout.SOUTH);
button.addActionListener(new ActionListener() {//为清空聊天记录按钮添加方法
public void actionPerformed(ActionEvent e) {
try {
DataOutputStream deleteFile = new DataOutputStream(
new FileOutputStream(output));
deleteFile.writeUTF("");
chatHistory.setText("清空成功!\n");
} catch (IOException e1) {
//e1.printStackTrace();
System.err.println(e1+"\n这里是button.addActionListener()");
}
}
});
}
/**
*
* 读取历史记录
*/
public void historyView() {
chatHistory.setText("");
try {
DataInputStream readData = new DataInputStream(new FileInputStream(
new File("ChatHistory.txt")));//创建来自硬盘的输入流
String msg = null;
while ((msg = readData.readUTF()) != null) {//读取硬盘上的聊天记录信息
chatHistory.append(msg);
}
readData.close();
} catch (IOException e) {
//e.printStackTrace();
//System.err.println(e+"\n这里是HistoryView()");
}
}
public void startWork() {
// Login client = new Login();
Socket socket;
try {
socket = new Socket(ipAdress, 2345);//建立一个到目标地址和端口的Socket对象
thisSocket = socket;
new ReadMes(socket).start();//开始接受线程
new SendMes(socket).start();//开始发送线程
} catch (UnknownHostException e) {
System.err.println("这里是startwork()");
} catch (IOException e) {
//e.printStackTrace();
System.err.println("这里是startwork()");
}
//成功连接的提示
jta.append("--------------------------------------------连接成功--------------------------------------------\n");
}
}