简单 五子棋的客户端部分程序
//chessClient.java:客户端主程序。
//userPad.java:客户端的界面。
//chessPad.java:棋盘的绘制。
//chessServer.java:服务器端。
//可同时容纳50个人同时在线下棋,聊天。
import java.awt.*;
import java.awt.event.*;
import java.io.*;
import java.net.*;
import java.util.*;
class clientThread extends Thread{
chessClient chessclient;
clientThread(chessClient chessclient){
this.chessclient=chessclient;
}
public void acceptMessage(String recMessage){
if(recMessage.startsWith("/userlist ")){
StringTokenizer userToken=new StringTokenizer(recMessage," ");
int userNumber=0;
chessclient.userpad.userList.removeAll();
chessclient.inputpad.userChoice.removeAll();
chessclient.inputpad.userChoice.addItem("所有人");
while(userToken.hasMoreTokens()){
String user=(String)userToken.nextToken(" ");
if(userNumber>0 && !user.startsWith("[inchess]")){
chessclient.userpad.userList.add(user);
chessclient.inputpad.userChoice.addItem(user);
}
userNumber++;
}
chessclient.inputpad.userChoice.select("所有人");
}
else if(recMessage.startsWith("/yourname ")){
chessclient.chessClientName=recMessage.substring(10);
chessclient.setTitle("Java五子棋客户端 "+"用户名:"+chessclient.chessClientName);
}
else if(recMessage.equals("/reject")){
try{
chessclient.chesspad.statusText.setText("不能加入游戏");
chessclient.controlpad.cancelGameButton.setEnabled(false);
chessclient.controlpad.joinGameButton.setEnabled(true);
chessclient.controlpad.creatGameButton.setEnabled(true);
}
catch(Exception ef){
chessclient.chatpad.chatLineArea.setText("chessclient.chesspad.chessSocket.close无法关闭");
}
chessclient.controlpad.joinGameButton.setEnabled(true);
}
else if(recMessage.startsWith("/peer ")){
chessclient.chesspad.chessPeerName=recMessage.substring(6);
if(chessclient.isServer){
chessclient.chesspad.chessColor=1;
chessclient.chesspad.isMouseEnabled=true;
chessclient.chesspad.statusText.setText("请黑棋下子");
}
else if(chessclient.isClient){
chessclient.chesspad.chessColor=-1;
chessclient.chesspad.statusText.setText("已加入游戏,等待对方下子...");
}
}
else if(recMessage.equals("/youwin")){
chessclient.isOnChess=false;
chessclient.chesspad.chessVictory(chessclient.chesspad.chessColor);
chessclient.chesspad.statusText.setText("对方退出,请点放弃游戏退出连接");
chessclient.chesspad.isMouseEnabled=false;
}
else if(recMessage.equals("/OK")){
chessclient.chesspad.statusText.setText("创建游戏成功,等待别人加入...");
}
else if(recMessage.equals("/error")){
chessclient.chatpad.chatLineArea.append("传输错误:请退出程序,重新加入 \n");
}
else{
chessclient.chatpad.chatLineArea.append(recMessage+"\n");
chessclient.chatpad.chatLineArea.setCaretPosition(
chessclient.chatpad.chatLineArea.getText().length());
}
}
public void run(){
String message="";
try{
while(true){
message=chessclient.in.readUTF();
acceptMessage(message);
}
}
catch(IOException es){
}
}
}
public class chessClient extends Frame implements ActionListener,KeyListener{
userPad userpad=new userPad();
chatPad chatpad=new chatPad();
controlPad controlpad=new controlPad();
chessPad chesspad=new chessPad();
inputPad inputpad=new inputPad();
Socket chatSocket;
DataInputStream in;
DataOutputStream out;
String chessClientName=null;
String host=null;
int port=4331;
boolean isOnChat=false; //在聊天?
boolean isOnChess=false; //在下棋?
boolean isGameConnected=false; //下棋的客户端连接?
boolean isServer=false; //如果是下棋的主机
boolean isClient=false; //如果是下棋的客户端
Panel southPanel=new Panel();
Panel northPanel=new Panel();
Panel centerPanel=new Panel();
Panel westPanel=new Panel();
Panel eastPanel=new Panel();
chessClient( ){
super("Java五子棋客户端");
setLayout(new BorderLayout());
host=controlpad.inputIP.getText();
westPanel.setLayout(new BorderLayout());
westPanel.add(userpad,BorderLayout.NORTH);
westPanel.add(chatpad,BorderLayout.CENTER);
westPanel.setBackground(Color.pink);
inputpad.inputwords.addKeyListener(this);
chesspad.host=controlpad.inputIP.getText();
centerPanel.add(chesspad,BorderLayout.CENTER);
centerPanel.add(inputpad,BorderLayout.SOUTH);
centerPanel.setBackground(Color.pink);
controlpad.connectButton.addActionListener(this);
controlpad.creatGameButton.addActionListener(this);
controlpad.joinGameButton.addActionListener(this);
controlpad.cancelGameButton.addActionListener(this);
controlpad.exitGameButton.addActionListener(this);
controlpad.creatGameButton.setEnabled(false);
controlpad.joinGameButton.setEnabled(false);
controlpad.cancelGameButton.setEnabled(false);
southPanel.add(controlpad,BorderLayout.CENTER);
southPanel.setBackground(Color.pink);
addWindowListener(new WindowAdapter(){
public void windowClosing(WindowEvent e){
if(isOnChat){
try{
chatSocket.close();
}catch(Exception ed){
}
}
if(isOnChess || isGameConnected){
try{
chesspad.chessSocket.close();
}catch(Exception ee){
}
}
System.exit(0);
}
public void windowActivated(WindowEvent ea){
}
});
add(westPanel,BorderLayout.WEST);
add(centerPanel,BorderLayout.CENTER);
add(southPanel,BorderLayout.SOUTH);
pack();
setSize(670,548);
setVisible(true);
setResizable(false);
validate();
}
public boolean connectServer(String serverIP,int serverPort) throws Exception{
try{
chatSocket=new Socket(serverIP,serverPort);
in=new DataInputStream(chatSocket.getInputStream());
out=new DataOutputStream(chatSocket.getOutputStream());
clientThread clientthread=new clientThread(this);
clientthread.start();
isOnChat=true;
return true;
}
catch(IOException ex){
chatpad.chatLineArea.setText("chessClient:connectServer:无法连接,建议重新启动程序 \n");
}
return false;
}
public void actionPerformed(ActionEvent e){
if(e.getSource()==controlpad.connectButton){
host=chesspad.host=controlpad.inputIP.getText();
try{
if(connectServer(host,port)){
chatpad.chatLineArea.setText("");
controlpad.connectButton.setEnabled(false);
controlpad.creatGameButton.setEnabled(true);
controlpad.joinGameButton.setEnabled(true);
chesspad.statusText.setText("连接成功,请创建游戏或加入游戏");
}
}
catch(Exception ei){
chatpad.chatLineArea.setText("controlpad.connectButton:无法连接,建议重新启动程序 \n");
}
}
if(e.getSource()==controlpad.exitGameButton){
if(isOnChat){
try{
chatSocket.close();
}
catch(Exception ed){
}
}
if(isOnChess || isGameConnected){
try{
chesspad.chessSocket.close();
}
catch(Exception ee){
}
}
System.exit(0);
}
if(e.getSource()==controlpad.joinGameButton){
String selectedUser=userpad.userList.getSelectedItem();
if(selectedUser==null || selectedUser.startsWith("[inchess]") ||
selectedUser.equals(chessClientName)){
chesspad.statusText.setText("必须先选定一个有效用户");
}
else{
try{
if(!isGameConnected){
if(chesspad.connectServer(chesspad.host,chesspad.port)){
isGameConnected=true;
isOnChess=true;
isClient=true;
controlpad.creatGameButton.setEnabled(false);
controlpad.joinGameButton.setEnabled(false);
controlpad.cancelGameButton.setEnabled(true);
chesspad.chessthread.sendMessage("/joingame "+userpad.userList.getSelectedItem()+" "+chessClientName);
}
}else{
isOnChess=true;
isClient=true;
controlpad.creatGameButton.setEnabled(false);
controlpad.joinGameButton.setEnabled(false);
controlpad.cancelGameButton.setEnabled(true);
chesspad.chessthread.sendMessage("/joingame "+userpad.userList.getSelectedItem()+" "+chessClientName);
}
}
catch(Exception ee){
isGameConnected=false;
isOnChess=false;
isClient=false;
controlpad.creatGameButton.setEnabled(true);
controlpad.joinGameButton.setEnabled(true);
controlpad.cancelGameButton.setEnabled(false);
chatpad.chatLineArea.setText("chesspad.connectServer无法连接 \n"+ee);
}
}
}
if(e.getSource()==controlpad.creatGameButton){
try{
if(!isGameConnected){
if(chesspad.connectServer(chesspad.host,chesspad.port)){
isGameConnected=true;
isOnChess=true;
isServer=true;
controlpad.creatGameButton.setEnabled(false);
controlpad.joinGameButton.setEnabled(false);
controlpad.cancelGameButton.setEnabled(true);
chesspad.chessthread.sendMessage("/creatgame "+"[inchess]"+chessClientName);
}
}else{
isOnChess=true;
isServer=true;
controlpad.creatGameButton.setEnabled(false);
controlpad.joinGameButton.setEnabled(false);
controlpad.cancelGameButton.setEnabled(true);
chesspad.chessthread.sendMessage("/creatgame "+"[inchess]"+chessClientName);
}
}
catch(Exception ec){
isGameConnected=false;
isOnChess=false;
isServer=false;
controlpad.creatGameButton.setEnabled(true);
controlpad.joinGameButton.setEnabled(true);
controlpad.cancelGameButton.setEnabled(false);
ec.printStackTrace();
chatpad.chatLineArea.setText("chesspad.connectServer无法连接 \n"+ec);
}
}
if(e.getSource()==controlpad.cancelGameButton){
if(isOnChess){
chesspad.chessthread.sendMessage("/giveup "+chessClientName);
chesspad.chessVictory(-1*chesspad.chessColor);
controlpad.creatGameButton.setEnabled(true);
controlpad.joinGameButton.setEnabled(true);
controlpad.cancelGameButton.setEnabled(false);
chesspad.statusText.setText("请建立游戏或者加入游戏");
}
if(!isOnChess){
controlpad.creatGameButton.setEnabled(true);
controlpad.joinGameButton.setEnabled(true);
controlpad.cancelGameButton.setEnabled(false);
chesspad.statusText.setText("请建立游戏或者加入游戏");
}
isClient=isServer=false;
}
}
public void keyPressed(KeyEvent e){
TextField inputwords=(TextField)e.getSource();
if(e.getKeyCode()==KeyEvent.VK_ENTER){
if(inputpad.userChoice.getSelectedItem().equals("所有人")){
try{
out.writeUTF(inputwords.getText());
inputwords.setText("");
}
catch(Exception ea){
chatpad.chatLineArea.setText("chessClient:KeyPressed无法连接,建议重新连接 \n");
userpad.userList.removeAll();
inputpad.userChoice.removeAll();
inputwords.setText("");
controlpad.connectButton.setEnabled(true);
}
}
else{
try{
out.writeUTF("/"+inputpad.userChoice.getSelectedItem()+" "+inputwords.getText());
inputwords.setText("");
}
catch(Exception ea){
chatpad.chatLineArea.setText("chessClient:KeyPressed无法连接,建议重新连接 \n");
userpad.userList.removeAll();
inputpad.userChoice.removeAll();
inputwords.setText("");
controlpad.connectButton.setEnabled(true);
}
}
}
}
public void keyTyped(KeyEvent e){}
public void keyReleased(KeyEvent e){}
public static void main(String args[]){
chessClient chessClient=new chessClient();
}
}
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