コード例 #1
0
        }         //修改FriendListView的方法

        private void AddFriendButton_Click(object sender, RoutedEventArgs e)
        {
            IPAddress myFriendIpAdress;

            if (IPAddress.TryParse(addFriendIPTextBox.Text, out myFriendIpAdress) == false)
            {
                MessageBox.Show("IP地址格式不正确!");
                return;
            }
            int myFriendPort;

            if (int.TryParse(addFriendPortTextBox.Text, out myFriendPort) == false)
            {
                MessageBox.Show("端口号格式不正确!");
                return;
            }
            else
            {
                if (myFriendPort < 1024 || myFriendPort > 65535)
                {
                    MessageBox.Show("端口号范围不正确!(1024-65535)");
                    return;
                }
            }
            FriendIPAndPort friendIPAndPort = new FriendIPAndPort();

            friendIPAndPort.friendIP   = addFriendIPTextBox.Text;           //IP字符串
            friendIPAndPort.friendPort = addFriendPortTextBox.Text;         //端口字符串
            int k = myFriendIPAndPorts.IndexOf(friendIPAndPort);

            if (k == -1)
            {
                myFriendIPAndPorts.Add(friendIPAndPort);
            }             //未找到该ip与端口号,需要增加
            else
            {
                MessageBox.Show("好友已在列表中");
                return;
            }

            TcpClient   tcpClient;
            StateObject stateObject;

            tcpClient             = new TcpClient();   //每次发送建立一个TcpClient类对象
            stateObject           = new StateObject(); ////每次发送建立一个StateObject类对象
            stateObject.tcpClient = tcpClient;
            //stateObject.buffer = SendMsg;
            stateObject.friendIPAndPort = friendIPAndPort.friendIP + ":" + friendIPAndPort.friendPort;                     //所选好友IP和端口号
            IMClassLibrary.SingleChatDataPackage chatData = new IMClassLibrary.SingleChatDataPackage(UserID, IPAndPort, "添加您为好友");
            stateObject.buffer = chatData.DataPackageToBytes();                                                            //buffer为发送的数据包的字节数组
            tcpClient.BeginConnect(friendIPAndPort.friendIP, myFriendPort, new AsyncCallback(SentCallBackF), stateObject); //异步连接
            //发送添加好友信息
        }
コード例 #2
0
        }         //侦听线程执行的方法

        public void readRevMsg(TcpClient tcpClient)
        {
            byte[]          bytes           = ReadFromTcpClient(tcpClient); //获取chatData
            FriendIPAndPort friendIPAndPort = new FriendIPAndPort();

            IMClassLibrary.ChatDataPackage chatData = new IMClassLibrary.ChatDataPackage(bytes);
            string message = string.Empty;

            switch (chatData.MessageType)
            {
            case 4:                     //单人聊天数据包
                IMClassLibrary.SingleChatDataPackage chatData1 = new IMClassLibrary.SingleChatDataPackage(bytes);
                friendIPAndPort.friendIP   = chatData1.Receiver.Split(':')[0];
                friendIPAndPort.friendPort = chatData1.Receiver.Split(':')[1];
                message = chatData1.Receiver + "(用户ID:" + chatData1.Sender + ")(" + chatData1.sendTime.ToString() + ")说:" + chatData1.Message;
                break;

            case 5:                     //多人聊天数据包
                IMClassLibrary.MultiChatDataPackage chatData2 = new IMClassLibrary.MultiChatDataPackage(bytes);
                friendIPAndPort.friendIP   = chatData2.Receiver.Split(':')[0];
                friendIPAndPort.friendPort = chatData2.Receiver.Split(':')[1];
                message = chatData2.Receiver + "(用户ID:" + chatData2.SenderID + ",来自群聊" + chatData2.Sender.ToString() + ")(" + chatData2.sendTime.ToString() + ")说:" + chatData2.Message;
                break;

            case 7:                      //文件传输数据包
                IMClassLibrary.FileDataPackage chatData3 = new IMClassLibrary.FileDataPackage(bytes);
                FileList.Add(chatData3); //加入List中待下载
                friendIPAndPort.friendIP   = chatData3.Receiver.Split(':')[0];
                friendIPAndPort.friendPort = chatData3.Receiver.Split(':')[1];
                message = chatData3.Receiver + "(用户ID:" + chatData3.Sender + ")(" + chatData3.sendTime.ToString() + ")给你发了一个文件,请接收";
                break;

            default:
                MessageBox.Show("聊天数据包读取失败");
                return;
            }
            //UnicodeEncoding ascii = new UnicodeEncoding();
            //string s = ascii.GetString(bytes);
            //int i1 = s.IndexOf(":"); //第一个:
            //int i2 = s.IndexOf(":", i1 + 1); //第二个:
            //friendIPAndPort.friendIP = s.Substring(0, i1); //提取IP字符串
            //friendIPAndPort.friendPort = s.Substring(i1 + 1, i2 - i1 - 2); //提取端口字符串
            int k = myFriendIPAndPorts.IndexOf(friendIPAndPort);

            if (k == -1)
            {
                this.Dispatcher.BeginInvoke(DispatcherPriority.Normal, new SetList(SetListViewSource), friendIPAndPort);
            }             //未找到该ip与端口号,需要增加
            if (message != string.Empty)
            {
                this.Dispatcher.BeginInvoke(DispatcherPriority.Normal, new OneArgDelegate(SetFriendListBox), message); //接受信息在FriendListBox显示
            }
        }                                                                                                              //被异步调用的方法
コード例 #3
0
 private void DeleteFriendButton_Click(object sender, RoutedEventArgs e)
 {
     if (FriendListView.SelectedItems.Count == 0)
     {
         MessageBox.Show("未选择删除的联系人");
     }
     FriendIPAndPort[] myIPAndPorts = new FriendIPAndPort[FriendListView.SelectedItems.Count];
     for (int i = 0; i < myIPAndPorts.Length; i++)
     {
         myIPAndPorts[i] = (FriendIPAndPort)FriendListView.SelectedItems[i];
     }
     for (int i = 0; i < myIPAndPorts.Length; i++)
     {
         myFriendIPAndPorts.Remove(myIPAndPorts[i]);
     }
 }         //删除选中联系人
コード例 #4
0
        }         //保存消息列表到文件

        private void MenuItem_Click_2(object sender, RoutedEventArgs e)
        {
            OpenFileDialog openFileDialog1 = new OpenFileDialog();

            openFileDialog1.Filter = "文本文档(*.txt)|*.txt|所有文件(*.*)|*.*";
            if (openFileDialog1.ShowDialog().Value)
            {
                string s_FileName    = openFileDialog1.FileName;
                string FileExtension = System.IO.Path.GetExtension(s_FileName).ToUpper();
                if (FileExtension == ".TXT")
                {
                    using (FileStream fileStream = File.OpenRead(s_FileName)) {
                        StreamReader    reader          = new StreamReader(fileStream);
                        string          text            = reader.ReadToEnd();
                        string[]        friendData      = text.Split('\n');
                        FriendIPAndPort friendIPAndPort = new FriendIPAndPort();
                        IPAddress       myFriendIpAdress;         //测试IP格式是否正确
                        int             myFriendPort;             //测试端口格式是否正确
                        foreach (string data in friendData)
                        {
                            if (data == string.Empty)
                            {
                                break;                                 //防止最后一行换行符导致的多读入
                            }
                            string[] IPAndPort = data.Split(':');
                            friendIPAndPort.friendIP   = IPAndPort[0];                                       //IP字符串
                            friendIPAndPort.friendPort = IPAndPort[1].Substring(0, IPAndPort[1].Length - 1); //端口字符串,防止读入\r
                            if (IPAddress.TryParse(friendIPAndPort.friendIP, out myFriendIpAdress) == false)
                            {
                                MessageBox.Show("联系人文件IP地址格式不正确!");
                                return;
                            }
                            if (int.TryParse(friendIPAndPort.friendPort, out myFriendPort) == false)
                            {
                                MessageBox.Show("联系人文件端口号格式不正确!");
                                return;
                            }
                            int k = myFriendIPAndPorts.IndexOf(friendIPAndPort);
                            if (k == -1)
                            {
                                myFriendIPAndPorts.Add(friendIPAndPort);                                 //增加此好友
                            }
                        }
                    }
                }
            }
        }         //从文件导入好友列表
コード例 #5
0
        }         //不在主线程执行

        private void SendFileButton_Click(object sender, RoutedEventArgs e)
        {
            OpenFileDialog openFileDialog1 = new OpenFileDialog();

            openFileDialog1.Filter = "所有文件(*.*)|*.*";
            if (openFileDialog1.ShowDialog().Value)
            {
                string s_FileName    = openFileDialog1.FileName;
                string FileExtension = System.IO.Path.GetExtension(s_FileName).ToLower();
                using (FileStream fileStream = File.OpenRead(s_FileName)) {
                    if (FriendListView.SelectedItems.Count == 0)
                    {
                        MessageBox.Show("请选择好友IP和端口号");
                        return;
                    }                     //是否选择发送好友
                    FriendIPAndPort[] myIPAndPorts = new FriendIPAndPort[FriendListView.SelectedItems.Count];
                    for (int i = 0; i < myIPAndPorts.Length; i++)
                    {
                        myIPAndPorts[i] = (FriendIPAndPort)FriendListView.SelectedItems[i];
                    }                        //得到所有要发送的好友IP和端口号
                    string      ip   = null; //记录好友端IP
                    int         port = 0;    //记录好友端端口号
                    TcpClient   tcpClient;
                    StateObject stateObject;
                    byte[]      bytes = new byte[fileStream.Length];
                    fileStream.Read(bytes, 0, bytes.Length);
                    IMClassLibrary.FileDataPackage data = null;
                    for (int i = 0; i < myIPAndPorts.Length; i++)
                    {
                        tcpClient             = new TcpClient();             //每次发送建立一个TcpClient类对象
                        stateObject           = new StateObject();           ////每次发送建立一个StateObject类对象
                        stateObject.tcpClient = tcpClient;
                        //stateObject.buffer = SendMsg;
                        ip   = myIPAndPorts[i].friendIP;                                                  //所选好友IP地址字符串
                        port = int.Parse(myIPAndPorts[i].friendPort);                                     //所选字符串好友端口号转换为数字
                        stateObject.friendIPAndPort = ip + ":" + port.ToString();                         //所选好友IP和端口号
                        data = new IMClassLibrary.FileDataPackage(UserID, IPAndPort, "发送了文件", bytes, FileExtension);
                        stateObject.buffer = data.DataPackageToBytes();                                   //buffer为发送的数据包的字节数组
                        tcpClient.BeginConnect(ip, port, new AsyncCallback(SentCallBackF), stateObject);  //异步连接
                    }                                                                                     //给选定所有好友发信息
                    FriendListBox.Items.Add(IPAndPort + "(本机)(" + data.sendTime.ToString() + ")发送了一个文件"); //显示已发送的信息
                }
            }
        }           //发送文件
コード例 #6
0
        public delegate void ReadDataF(TcpClient tcpClient);                                          //代表无返回值 Tcpclient参数方法

        private void SendMessageButton_Click(object sender, RoutedEventArgs e)
        {
            if (SendMessageTextBox.Text == "")
            {
                MessageBox.Show("发送信息不能为空");
                return;
            }             //是否输入了发送信息
            if (FriendListView.SelectedItems.Count == 0)
            {
                MessageBox.Show("请选择好友IP和端口号");
                return;
            }             //是否选择发送好友
            FriendIPAndPort[] myIPAndPorts = new FriendIPAndPort[FriendListView.SelectedItems.Count];
            for (int i = 0; i < myIPAndPorts.Length; i++)
            {
                myIPAndPorts[i] = (FriendIPAndPort)FriendListView.SelectedItems[i];
            }             //得到所有要发送的好友IP和端口号
            //string s = IPAndPort + "说:" + SendMessageTextBox.Text; //要发送的字符串
            //UnicodeEncoding ascii = new UnicodeEncoding(); //以下将字符串转换为字节数组
            //int n = (ascii.GetBytes(s)).Length;
            //byte[] SendMsg = new byte[n];
            //SendMsg = ascii.GetBytes(s);
            string      ip   = null;  //记录好友端IP
            int         port = 0;     //记录好友端端口号
            TcpClient   tcpClient;
            StateObject stateObject;

            IMClassLibrary.SingleChatDataPackage chatData = null;
            for (int i = 0; i < myIPAndPorts.Length; i++)
            {
                tcpClient             = new TcpClient();     //每次发送建立一个TcpClient类对象
                stateObject           = new StateObject();   ////每次发送建立一个StateObject类对象
                stateObject.tcpClient = tcpClient;
                //stateObject.buffer = SendMsg;
                ip   = myIPAndPorts[i].friendIP;                                                                           //所选好友IP地址字符串
                port = int.Parse(myIPAndPorts[i].friendPort);                                                              //所选字符串好友端口号转换为数字
                stateObject.friendIPAndPort = ip + ":" + port.ToString();                                                  //所选好友IP和端口号
                chatData           = new IMClassLibrary.SingleChatDataPackage(UserID, IPAndPort, SendMessageTextBox.Text);
                stateObject.buffer = chatData.DataPackageToBytes();                                                        //buffer为发送的数据包的字节数组
                tcpClient.BeginConnect(ip, port, new AsyncCallback(SentCallBackF), stateObject);                           //异步连接
            }                                                                                                              //给选定所有好友发信息
            FriendListBox.Items.Add(IPAndPort + "(本机)(" + chatData.sendTime.ToString() + ")说:" + SendMessageTextBox.Text); //显示已发送的信息
        }
コード例 #7
0
        }         //修改FriendListBox的方法

        private void SetListViewSource(FriendIPAndPort arg)
        {
            myFriendIPAndPorts.Add(arg);
        }         //修改FriendListView的方法