• socket实现Windows Phone 7即时聊天


    本例实现一个简单的控制台与wp7端的聊天对话。采用多线程处理接入的客户端。代码都贴上来吧。注释写的很明白了应该。传下图:

    xaml文件:

     <Grid x:Name="LayoutRoot" Background="#FF3399FF">
            <Grid.RowDefinitions>
                <RowDefinition Height="Auto"/>
                <RowDefinition Height="*"/>
            </Grid.RowDefinitions>
    
            <!--TitlePanel contains the name of the application and page title-->
            <StackPanel x:Name="TitlePanel" Grid.Row="0" Margin="12,17,0,28">
                <TextBlock x:Name="ApplicationTitle" Text="MY APPLICATION" Style="{StaticResource PhoneTextNormalStyle}"/>
                <TextBlock x:Name="PageTitle" FontSize="45" Text="chat with server" Margin="9,-7,0,0" Style="{StaticResource PhoneTextTitle1Style}"/>
            </StackPanel>
    
            <!--ContentPanel - place additional content here-->
            <Grid x:Name="ContentPanel" Grid.Row="1" Margin="12,0,12,0">
                <TextBox Height="72" HorizontalAlignment="Left" Margin="30,463,0,0" Name="textBoxTextToSend" Text="" VerticalAlignment="Top" Width="393" Background="White" BorderBrush="White" BorderThickness="1" />
                <Button Content="Send" Height="72" HorizontalAlignment="Left" Margin="223,526,0,0" Name="buttonSend" VerticalAlignment="Top" Width="160" Click="buttonSend_Click" />
                <ListBox Height="451" HorizontalAlignment="Left" Margin="30,6,0,0" Name="chatlistbox"  VerticalAlignment="Top" Width="395" Background="#E5FFFFFF" Foreground="#FF020700" FontStretch="Normal" />
                <Button Content="Online list" Height="72" HorizontalAlignment="Left" Margin="30,526,0,0" Name="button1" VerticalAlignment="Top" Width="173" Click="button1_Click" />
                <ListBox Background="White" FontStretch="Normal" Foreground="#FF020700" Height="451" HorizontalAlignment="Left" Margin="30,10,0,0" Name="onlinelist"  VerticalAlignment="Top" Width="393" SelectionChanged="onlinelist_SelectionChanged" />
            </Grid>
        </Grid>
    

    wp7 cs:

    using System;
    using System.Collections.Generic;
    using System.Linq;
    using System.Net;
    using System.Windows;
    using System.Windows.Controls;
    using System.Windows.Documents;
    using System.Windows.Input;
    using System.Windows.Media;
    using System.Windows.Media.Animation;
    using System.Windows.Shapes;
    using Microsoft.Phone.Controls;
    using System.Net.Sockets;
    using System.Threading;
    using System.Text;
    namespace WeiboSdkSample.PageViews
    {
        public partial class chat : PhoneApplicationPage
        {
            Socket s = null;
            /// <summary>
            /// 枚举状态字
            /// </summary>
            enum ClientStatus : byte
            {
                Connecting, Connected, Receiving, Received, Shutting, Shutted
            } 
            /// <summary>
            /// clientStatus 表示当前连接状态
            /// </summary>
            ClientStatus clientStatus = ClientStatus.Shutted;
            static ManualResetEvent done = new ManualResetEvent(false);
             public chat()
            {
                InitializeComponent();
                bool retVal=EstablishTCPConnection("222.27.111.87", int.Parse("8888"));
            }
            /// <summary>
            /// 发送消息
            /// </summary>
            /// <param name="sender"></param>
            /// <param name="e"></param>
            private void buttonSend_Click(object sender, RoutedEventArgs e)
            {
                Send(textBoxTextToSend.Text);
            }
            /// <summary>
            /// 连接服务器
            /// </summary>
            /// <param name="host"></param>
            /// <param name="port"></param>
            /// <returns></returns>
            public bool EstablishTCPConnection(string host, int port)
            {
                s = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
                SocketAsyncEventArgs socketEventArg = new SocketAsyncEventArgs();
                socketEventArg.RemoteEndPoint = new DnsEndPoint(host, port);
                socketEventArg.Completed += new EventHandler<SocketAsyncEventArgs>(delegate(object o, SocketAsyncEventArgs e)
                {
                    if (e.SocketError != SocketError.Success)
                    {
    
                        if (e.SocketError == SocketError.ConnectionAborted)
                        {
                            Dispatcher.BeginInvoke(() => MessageBox.Show("连接超时请重试! " + e.SocketError));
                        }
                        else if (e.SocketError == SocketError.ConnectionRefused)
                        {
                            Dispatcher.BeginInvoke(() => MessageBox.Show("服务器端问启动" + e.SocketError));
                        }
                        else
                        {
                            Dispatcher.BeginInvoke(() => MessageBox.Show("出错了" + e.SocketError));
                        }
                    }
                    else
                    {
                        //连接成功 开启一个线程循环接收消息
                        Thread th = new Thread(new ThreadStart(Receive));
                        th.Start();
                        //添加服务器到在线列表
                        Dispatcher.BeginInvoke(() => onlinelist.Items.Add("  小i"));
                    }
                    done.Set();
    
                });
                done.Reset();
                s.ConnectAsync(socketEventArg);
                clientStatus = ClientStatus.Connecting;
                return done.WaitOne(10000);
            }
            /// <summary>
            /// 发送消息
            /// </summary>
            /// <param name="data"></param>
            /// <returns></returns>
            public bool Send(string data)
            {
                if (s != null)
                {
                    SocketAsyncEventArgs socketEventArg = new SocketAsyncEventArgs();
                    socketEventArg.RemoteEndPoint = s.RemoteEndPoint;
                    socketEventArg.UserToken = null;
    
                    socketEventArg.Completed += new EventHandler<SocketAsyncEventArgs>(delegate(object o, SocketAsyncEventArgs e)
                    {
                        done.Set();
                    });
    
                    socketEventArg.SetBuffer(Encoding.UTF8.GetBytes(data), 0, Encoding.UTF8.GetBytes(data).Length);
                    done.Reset();
                    s.SendAsync(socketEventArg);
                    chatlistbox.Items.Add(" 我:" + data);
                    return done.WaitOne(10000);
                }
                return false;
            }
            /// <summary>
            /// 循环接收消息
            /// </summary>
            public void Receive()
            {
                string received = "";
                var socketReceiveArgs = new SocketAsyncEventArgs();
                while (clientStatus != ClientStatus.Shutted)
                {
                    switch (clientStatus)
                    {
                        case ClientStatus.Connecting:
                            {
                                socketReceiveArgs.SetBuffer(new byte[512], 0, 512);
                                socketReceiveArgs.Completed += delegate(object sender1, SocketAsyncEventArgs receiveArgs)
                                {
                                    if (receiveArgs.SocketError == SocketError.Success)
                                    {
    
                                        if (clientStatus != ClientStatus.Shutting)
                                        {
                                            if (receiveArgs.BytesTransferred == 0)
                                                clientStatus = ClientStatus.Shutting;
                                            else
                                            {
                                                clientStatus = ClientStatus.Received;
                                                received = Encoding.UTF8.GetString(receiveArgs.Buffer, receiveArgs.Offset, receiveArgs.BytesTransferred);
                                               // MessageBox.Show(received);
                                                Dispatcher.BeginInvoke(() => chatlistbox.Items.Add(" 小i:" + received));
    
                                               
                                            }
                                        }
                                    }
                                    else
                                        clientStatus = ClientStatus.Shutting;
                                };
                                clientStatus = ClientStatus.Receiving;
                                s.ReceiveAsync(socketReceiveArgs);
    
                                break;
                            }
                        case ClientStatus.Received:
                            {
                                clientStatus = ClientStatus.Receiving;
                                s.ReceiveAsync(socketReceiveArgs);
                                break;
                            }
                        case ClientStatus.Shutting:
                            {
                                s.Close();
                                clientStatus = ClientStatus.Shutted;
                                break;
                            }
                    }
                }
            }
            public void CloseSocket()
            {
                if (s != null)
                {
                    s.Close();
                }
            }
            /// <summary>
            /// 这个listbox在线列表是项目需要加加上来的,你们删掉吧。。
            /// </summary>
            /// <param name="sender"></param>
            /// <param name="e"></param>
            private void onlinelist_SelectionChanged(object sender, SelectionChangedEventArgs e)
            {
                onlinelist.Visibility = Visibility.Collapsed;
            }
    
            private void button1_Click(object sender, RoutedEventArgs e)
            {
                onlinelist.Visibility = onlinelist.Visibility == Visibility.Visible ? Visibility.Collapsed : Visibility.Visible;
            }
        }
    }

    控制台:

    using System;
    using System.Collections.Generic;
    using System.Linq;
    using System.Text;
    using System.Net;
    using System.Net.Sockets;
    using System.Threading;
    
    namespace ConsoleApplication1
    {
        class Program
        {
            static Socket clientSocket=null;
            Socket serverSocket = null;
            static void Main(string[] args)
            {
                Console.WriteLine("----------------------windows phone7 socket server------------------------");
                IPEndPoint id = new IPEndPoint(IPAddress.Parse("222.27.111.87"), 8888);
                Console.WriteLine("local address:"+id.Address+"Port:"+id.Port);
                Console.WriteLine("---input message and press enter to send your message to all client--- ");
                Socket serverSocket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
                serverSocket.Bind(id);
                serverSocket.Listen(10);
                while (true)
                 {
                    try
                     {
                        //在套接字上接收接入的连接
                        clientSocket = serverSocket.Accept();
                        //开一个线程处理
                        Thread clientThread = new Thread(new ThreadStart(ReceiveData));
                        clientThread.Start();
                }
                catch (Exception ex)
                 {
                }
            }
    
        }
        private static void ReceiveData()
            {
               //状态
               bool keepalive = true;
               Socket s = clientSocket;
               Byte[] buffer = new Byte[1024];
               //根据收听到的客户端套接字向客户端发送信息
               IPEndPoint clientep = (IPEndPoint)s.RemoteEndPoint;
               Console.WriteLine("Client:" + clientep.Address + "("+clientep.Port+")"+"上线了");
               string welcome = "欢迎使用XXX,您已登录成功";
               byte[] data = new byte[1024];
               data = Encoding.UTF8.GetBytes(welcome);
               s.Send(data, data.Length, SocketFlags.None);
               //开启新线程处理用户输入 换行后发送消息
               Thread clientThread = new Thread(new ThreadStart(delegate (){
                   while (keepalive)
                   {
                       var newMessage = Console.KeyAvailable ? Console.ReadLine() : null;
                       if (newMessage != null)
                       {
                           data = Encoding.UTF8.GetBytes(newMessage); 
                           s.Send(data, data.Length, SocketFlags.None);
                       }
                   }
               })); clientThread.Start();
               while (keepalive)
                {
                   //在套接字上接收客户端发送的信息
                   int bufLen = 0;
                   try
                    {
                       bufLen = s.Available;
                       s.Receive(buffer, 0, bufLen, SocketFlags.None);
                       if (bufLen == 0)
                           continue;
                   }
                   catch (Exception ex)
                    {
                       Console.WriteLine("Client:" + clientep.Address + "(" + clientep.Port + ")" + "下线了");
                       keepalive = false;
                       return;
                   }
                   clientep = (IPEndPoint)s.RemoteEndPoint;
                   string clientcommand = System.Text.Encoding.ASCII.GetString(buffer).Substring(0, bufLen);
                   Console.WriteLine("wp7:"+clientcommand);
               }
    }
        }
    }

    仓促作品,不善之处 ,望请指教

    本博客地址http://www.cnblogs.com/shit

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  • 原文地址:https://www.cnblogs.com/shit/p/2441737.html
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