一、系统介绍
系统主要功能：用户登陆、好友列表、好友聊天、服务器日志
二、功能展示
1.用户登陆
2.好友列表
3.好友聊天
4.服务器日志
三、系统实现
1.Chat.java
package com.client.view;
import com.client.tools.ManageChatFrame;
import com.client.tools.ManageThread;
import com.common.Message;
import com.common.MsgType;
import javax.swing.*;
import javax.swing.text.BadLocationException;
import javax.swing.text.Document;
import javax.swing.text.SimpleAttributeSet;
import javax.swing.text.StyleConstants;
import java.awt.event.*;
import java.awt.*;
import java.io.IOException;
import java.io.ObjectOutput;
import java.io.ObjectOutputStream;
import java.text.DateFormat;
import java.text.SimpleDateFormat;
import java.util.Date;
/**
* 聊天界面，点击“消息记录”按钮即可显示聊天记录，再次点击即可切换回图片
*/
public class Chat extends JFrame implements ActionListener,MouseListener {
private JPanel panel_north;//北部区域面板
private JLabel jbl_touxiang;//头像
private JLabel jbl_friendname;//好友名称
private JButton btn_exit, btn_min;//最小化和关闭按钮
//头像下方7个功能按钮（未实现）
private JButton btn_func1_north, btn_func2_north, btn_func3_north, btn_func4_north, btn_func5_north, btn_func6_north, btn_func7_north;
//聊天内容显示面板
private JTextPane panel_Msg;
private JPanel panel_south;//南部区域面板
private JTextPane jtp_input;//消息输入区
//消息输入区上方9个功能按钮(未实现)
private JButton btn_func1_south, btn_func2_south, btn_func3_south,btn_func4_south, btn_func5_south, btn_func6_south, btn_func7_south, btn_func8_south, btn_func9_south;
private JButton recorde_search;//查看消息记录按钮
private JButton btn_send, btn_close;//消息输入区下方关闭和发送按钮
private JPanel panel_east;//东部面板
private CardLayout cardLayout;//卡片布局
//默认东部面板显示一张图,点击查询聊天记录按钮切换到聊天记录面板
private final JLabel label1 = new JLabel(new ImageIcon("image/dialogimage/hh.png"));
private JTextPane panel_Record;//聊天记录显示面板
private boolean isDragged = false;//鼠标拖拽窗口标志
private Point frameLocation;//记录鼠标点击位置
private String myId;//本人账号
private String myName;
private String friendId;//好友账号
private DateFormat df;//日期解析
public Chat(String myId, String myName, String friendId, String friendName) {
this.myId = myId;
this.friendId = friendId;
this.myName = myName;
df = new SimpleDateFormat("yyyy-MM-dd a hh:mm:ss");
//获取窗口容器
Container c = this.getContentPane();
//设置布局
c.setLayout(null);
//北部面板
panel_north = new JPanel();
panel_north.setBounds(0, 0, 729, 92);
panel_north.setLayout(null);
//添加北部面板
c.add(panel_north);
//左上角灰色头像
jbl_touxiang = new JLabel(new ImageIcon("image/dialogimage/huisetouxiang.png"));
jbl_touxiang.setBounds(10, 10, 42, 42);
panel_north.add(jbl_touxiang);
//头像右方正在聊天的对方姓名
jbl_friendname = new JLabel(friendName+"("+friendId+")");
jbl_friendname.setBounds(62, 21, 105, 20);
panel_north.add(jbl_friendname);
//右上角最小化按钮
btn_min = new JButton(new ImageIcon ("image/dialogimage/min.png"));
btn_min.addActionListener(e -> setExtendedState(JFrame.ICONIFIED));
btn_min.setBounds(668, 0, 30, 30);
panel_north.add(btn_min);
//右上角关闭按钮
btn_exit = new JButton(new ImageIcon ("image/dialogimage/exit.jpg"));
btn_exit.addActionListener(this);
btn_exit.setBounds(698, 0, 30, 30);
panel_north.add(btn_exit);
//头像下方功能按钮
//功能按钮1
btn_func1_north = new JButton(new ImageIcon("image/dialogimage/yuyin.png"));
btn_func1_north.setBounds(10, 62, 36, 30);
panel_north.add(btn_func1_north);
//功能按钮2
btn_func2_north = new JButton(new ImageIcon("image/dialogimage/shipin.png"));
btn_func2_north.setBounds(61, 62, 36, 30);
panel_north.add(btn_func2_north);
//功能按钮3
btn_func3_north = new JButton(new ImageIcon("image/dialogimage/tranfile.jpg"));
btn_func3_north.setBounds(112, 62, 36, 30);
panel_north.add(btn_func3_north);
//功能按钮4
btn_func4_north = new JButton(new ImageIcon("image/dialogimage/createteam.jpg"));
btn_func4_north.setBounds(163, 62, 36, 30);
panel_north.add(btn_func4_north);
//功能按钮5
btn_func5_north = new JButton(new ImageIcon("image/dialogimage/yuancheng.png"));
btn_func5_north.setBounds(214, 62, 36, 30);
panel_north.add(btn_func5_north);
//功能按钮6
btn_func6_north = new JButton(new ImageIcon("image/dialogimage/sharedisplay.png"));
btn_func6_north.setBounds(265, 62, 36, 30);
panel_north.add(btn_func6_north);
//功能按钮7
btn_func7_north = new JButton(new ImageIcon("image/dialogimage/yingyong.jpg"));
btn_func7_north.setBounds(318, 62, 36, 30);
panel_north.add(btn_func7_north);
//设置北部面板背景色
//panel_north.setBackground(new Color(105, 197, 239));
panel_north.setBackground(new Color(22, 154, 228));
//中部聊天内容显示部分
panel_Msg = new JTextPane();
JScrollPane scrollPane_Msg = new JScrollPane(panel_Msg);
scrollPane_Msg.setBounds(0, 92, 446, 270);
c.add(scrollPane_Msg);
//南部面板
panel_south = new JPanel();
panel_south.setBounds(0, 370, 446, 170);
panel_south.setLayout(null);
//添加南部面板
c.add(panel_south);
//内容输入区
jtp_input = new JTextPane();
jtp_input.setBounds(0, 34, 446, 105);
//添加到南部面板
panel_south.add(jtp_input);
//文本输入区上方功能按钮
//功能按钮1
btn_func1_south = new JButton(new ImageIcon("image/dialogimage/word.png"));
btn_func1_south.setBounds(10, 0, 30, 30);
panel_south.add(btn_func1_south);
//功能按钮2
btn_func2_south = new JButton(new ImageIcon("image/dialogimage/biaoqing.png"));
btn_func2_south.setBounds(47, 0, 30, 30);
panel_south.add(btn_func2_south);
//功能按钮3
btn_func3_south = new JButton(new ImageIcon("image/dialogimage/magic.jpg"));
btn_func3_south.setBounds(84, 0, 30, 30);
panel_south.add(btn_func3_south);
//功能按钮4
btn_func4_south = new JButton(new ImageIcon("image/dialogimage/zhendong.jpg"));
btn_func4_south.setBounds(121, 0, 30, 30);
panel_south.add(btn_func4_south);
//功能按钮5
btn_func5_south = new JButton(new ImageIcon("image/dialogimage/yymessage.jpg"));
btn_func5_south.setBounds(158, 0, 30, 30);
panel_south.add(btn_func5_south);
//功能按钮6
btn_func6_south = new JButton(new ImageIcon("image/dialogimage/dgninput.jpg"));
btn_func6_south.setBounds(195, 0,30, 30);
panel_south.add(btn_func6_south);
//功能按钮7
btn_func7_south = new JButton(new ImageIcon("image/dialogimage/sendimage.jpg"));
btn_func7_south.setBounds(232, 0, 30, 30);
panel_south.add(btn_func7_south);
//功能按钮8
btn_func8_south = new JButton(new ImageIcon("image/dialogimage/diange.jpg"));
btn_func8_south.setBounds(269, 0, 30, 30);
panel_south.add(btn_func8_south);
//功能按钮9
btn_func9_south = new JButton(new ImageIcon("image/dialogimage/jietu.jpg"));
btn_func9_south.setBounds(306, 0, 30, 30);
panel_south.add(btn_func9_south);
//查询聊天记录
recorde_search = new JButton(new ImageIcon("image/dialogimage/recorde.png"));
recorde_search.addActionListener(e-> {
System.out.println("点击查找聊天记录");
cardLayout.next(panel_east);
});
recorde_search.setBounds(350, 0, 96, 30);
panel_south.add(recorde_search);
//消息关闭按钮
btn_close = new JButton(new ImageIcon("image/dialogimage/close.jpg"));
btn_close.setBounds(290, 145, 64, 24);
btn_close.addActionListener(this);
panel_south.add(btn_close);
//消息发送按钮
btn_send = new JButton(new ImageIcon("image/dialogimage/send.jpg"));
btn_send.addActionListener(this);
btn_send.setBounds(381, 145, 64, 24);
panel_south.add(btn_send);
//东部面板(图片和聊天记录)
panel_east = new JPanel();
//卡片布局
cardLayout = new CardLayout(2,2);
panel_east.setLayout(cardLayout);
panel_east.setBounds(444, 91, 285, 418);
//添加东部面板
c.add(panel_east);
//显示聊天记录面板
panel_Record = new JTextPane();
panel_Record.setText("-----------------------------聊天记录--------------------------\n\n");
JScrollPane scrollPane_Record = new JScrollPane(panel_Record);
scrollPane_Record.setBounds(2, 2, 411, 410);
//添加到东部面板
panel_east.add(label1);
panel_east.add(scrollPane_Record);
//注册鼠标事件监听器
this.addMouseListener(new MouseAdapter() {
@Override
public void mouseReleased(MouseEvent e) {
//鼠标释放
isDragged = false;
//光标恢复
setCursor(new Cursor(Cursor.DEFAULT_CURSOR));
}
@Override
public void mousePressed(MouseEvent e) {
//鼠标按下
//获取鼠标相对窗体位置
frameLocation = new Point(e.getX(),e.getY());
isDragged = true;
//光标改为移动形式
if(e.getY() < 92)
setCursor(new Cursor(Cursor.MOVE_CURSOR));
}
});
//注册鼠标事件监听器
this.addMouseMotionListener(new MouseMotionAdapter() {
@Override
public void mouseDragged(MouseEvent e) {
//指定范围内点击鼠标可拖拽
if(e.getY() < 92){
//如果是鼠标拖拽移动
if(isDragged) {
Point loc = new Point(getLocation().x+e.getX()-frameLocation.x,
getLocation().y+e.getY()-frameLocation.y);
//保证鼠标相对窗体位置不变,实现拖动
setLocation(loc);
}
}
}
});
this.setIconImage(new ImageIcon("image/login/Q.png").getImage());//修改窗体默认图标
this.setSize(728, 553);//设置窗体大小
this.setUndecorated(true);//去掉自带装饰框
this.setVisible(true);//设置窗体可见
}
@Override
public void mouseClicked(MouseEvent e) {
}
@Override
public void mousePressed(MouseEvent e) {
}
@Override
public void mouseReleased(MouseEvent e) {
}
@Override
public void mouseEntered(MouseEvent e) {
}
@Override
public void mouseExited(MouseEvent e) {
}
@Override
public void actionPerformed(ActionEvent e) {
if(e.getSource() == btn_send){
System.out.println("发送");
sendMsg(this, this.myName);
}else if(e.getSource() == btn_close | e.getSource() == btn_exit) {
ManageChatFrame.removeChatFrame(myId + friendId);
System.out.println("remove chatFrame="+myId + friendId);
this.dispose();
}
}
/**
* 实现消息发送
* @param f
*/
public void sendMsg(JFrame f, String senderName){
String str = jtp_input.getText();
if(!str.equals("")){
Message msg = new Message();
msg.setType(MsgType.COMMON_MESSAGE);
msg.setSenderId(this.myId);
msg.setSenderName(senderName);
msg.setGetterId(this.friendId);
msg.setContent(str);
msg.setSendTime(df.format(new Date()));
try {
ObjectOutput out = new ObjectOutputStream(ManageThread.getThread(this.myId).getClient().getOutputStream());
out.writeObject(msg);
System.out.println("发送成功");
showMessage(msg,true);
jtp_input.setText("");
} catch (IOException e) {
e.printStackTrace();
}
}else{
JOptionPane.showMessageDialog(f,"不能发送空内容！");
}
}
/**
* 将接收到的消息显示出来
* @param msg
*/
public void showMessage(Message msg, boolean fromSelf) {
showMessage(panel_Msg, msg, fromSelf);//先显示到聊天内容面板
showMessage(panel_Record, msg, fromSelf);//再显示到聊天记录面板
}
/**
* 将消息内容显示到指定面板
* @param jtp
* @param msg
* @param fromSelf
*/
public void showMessage(JTextPane jtp, Message msg, boolean fromSelf) {
//设置显示格式
SimpleAttributeSet attrset = new SimpleAttributeSet();
StyleConstants.setFontFamily(attrset, "仿宋");
StyleConstants.setFontSize(attrset,14);
Document docs = jtp.getDocument();
String info = null;
try {
if(fromSelf){//发出去的消息内容
info = "我 ";//自己账号：紫色
StyleConstants.setForeground(attrset, Color.MAGENTA);
docs.insertString(docs.getLength(), info, attrset); StyleConstants.setForeground(attrset, Color.red);
info = msg.getSendTime()+":\n";//发送时间：绿色
StyleConstants.setForeground(attrset, Color.black);
docs.insertString(docs.getLength(), info, attrset);
info = " "+msg.getContent()+"\n";//发送内容：黑色
StyleConstants.setFontSize(attrset,16);
StyleConstants.setForeground(attrset, Color.green);
docs.insertString(docs.getLength(), info, attrset);
}else{//接收到的消息内容
info = msg.getSenderName()+"("+msg.getSenderId()+") ";//对方账号：红色
StyleConstants.setForeground(attrset, Color.red);
docs.insertString(docs.getLength(), info, attrset); StyleConstants.setForeground(attrset, Color.red);
info = msg.getSendTime()+":\n";//发送时间：绿色
StyleConstants.setForeground(attrset, Color.black);
docs.insertString(docs.getLength(), info, attrset);
info = " "+msg.getContent()+"\n";//发送内容：蓝色
StyleConstants.setFontSize(attrset,16);
StyleConstants.setForeground(attrset, Color.blue);
docs.insertString(docs.getLength(), info, attrset);
}
} catch (BadLocationException e) {
e.printStackTrace();
}
}
}
四、其它
1.其他系统实现
jsp+sevlet+mysql实现用户登陆和增删改查功能
Java+Swing实现学生选课管理系统
Java+Swing图书管理系统