Windows Phone 十七、Socket

Socket 常用类型

StreamSocket：Socket对象

StreamSocketListener：Socket监听对象，适用于服务端

服务端代码

     <Grid x:Name="LayoutRoot">

         <Grid.RowDefinitions>
             <RowDefinition Height="Auto"/>
             <RowDefinition Height="*"/>
         </Grid.RowDefinitions>

         <!-- 标题面板 -->
         <StackPanel Grid.Row="0" Margin="19,0,0,0">
             <TextBlock Text="Socket Chat" Style="{ThemeResource TitleTextBlockStyle}" Margin="0,12,0,0"/>
             <TextBlock Text="Server" Margin="0,-6.5,0,26.5" Style="{ThemeResource HeaderTextBlockStyle}" CharacterSpacing="{ThemeResource PivotHeaderItemCharacterSpacing}"/>
         </StackPanel>

         <!--TODO: 应将内容放入以下网格-->
         <Grid Grid.Row="1" x:Name="ContentRoot" Margin="19,9.5,19,0">

             <Grid.RowDefinitions>
                 <RowDefinition/>
                 <RowDefinition Height="auto"/>
             </Grid.RowDefinitions>

             <ListView x:Name="messageList" Grid.Row="0"/>

             <Grid Grid.Row="1">
                 <Grid.ColumnDefinitions>
                     <ColumnDefinition/>
                     <ColumnDefinition Width="auto"/>
                 </Grid.ColumnDefinitions>

                 <TextBox x:Name="txtMessage" Grid.Column="0"/>
                 <Button
                     x:Name="btnSend"
                     Grid.Column="1"
                     Content="Send"
                     Click="btnSend_Click"/>

             </Grid>
         </Grid>

     </Grid>

     <!--<Page.BottomAppBar>
         <CommandBar>
             <AppBarButton Icon="Send" Label="Send"/>
         </CommandBar>
     </Page.BottomAppBar>-->

         protected async override void OnNavigatedTo(NavigationEventArgs e)
         {
             // 建立服务端监听
             StreamSocketListener listener = new StreamSocketListener();
             listener.ConnectionReceived += listener_ConnectionReceived;
             try
             {
                 await listener.BindServiceNameAsync("");
                 System.Diagnostics.Debug.WriteLine("服务端启动监听。。。");
             }
             catch (Exception ex)
             {
                 var status = SocketError.GetStatus(ex.HResult);
                 System.Diagnostics.Debug.WriteLine("服务端监听失败。。。");
                 // 退出应用程序(NotRunning)
                 App.Current.Exit();
             }
         }
         private List<StreamSocket> clients = new List<StreamSocket>();
         async void listener_ConnectionReceived(StreamSocketListener sender, StreamSocketListenerConnectionReceivedEventArgs args)
         {
             var clientSocket = args.Socket;
             clients.Add(clientSocket);
             // 有一个Socket客户端连接上了
             System.Diagnostics.Debug.WriteLine("有人来了。。。" + clientSocket.Information.RemoteAddress);

             DataReader reader = new DataReader(clientSocket.InputStream);
             while (true)
             {
                 // 不断接收客户端传过来的数据

                 #region 读取数据中数据头（数据的大小）

                 var length = await reader.LoadAsync(sizeof(uint));
                 if (length != sizeof(uint))
                 {
                     // 客户端发送过来的数据不合法
                     // 客户端断开连接
                     System.Diagnostics.Debug.WriteLine(string.Format("客户端{0}断开连接", clientSocket.Information.RemoteAddress));
                     break;
                 }
                 // 客户端发送过来的数据是合法数据
                 // 读取真实数据长度
                 var messageLength = reader.ReadUInt32();

                 #endregion

                 #region 根据数据大小创建缓冲区读取真实数据内容
                 // 根据真实长度创建内容数据缓冲
                 var messageLength2 = await reader.LoadAsync(messageLength);

                 if (messageLength2 != messageLength)
                 {
                     // 客户端发送过来的数据不合法
                     // 客户端断开连接
                     System.Diagnostics.Debug.WriteLine(string.Format("客户端{0}断开连接", clientSocket.Information.RemoteAddress));
                     break;
                 }

                 var message = reader.ReadString(messageLength2);

                 #endregion
                 // 客户端发送过来的数据是合法数据
                 //var length = reader.ReadUInt32();

                 // 不再是UI线程执行以下代码
                 await this.Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, () =>
                  {
                      // 该方法会被主线程执行
                      messageList.Items.Add(string.Format("{1}说：{0}", message, clientSocket.Information.RemoteAddress));
                  });
                 //var result = await reader.LoadAsync();
             }
         }

         private async void btnSend_Click(object sender, RoutedEventArgs e)
         {
             foreach (var item in clients)
             {
                 // 发送数据消息
                 // 先拿到当前建立完连接的Ｓｏｃｋｅｔ
                 var message = txtMessage.Text;

                 DataWriter writer = new DataWriter(item.OutputStream);
                 // 先往发送流中写入数据大小
                 writer.WriteUInt32(writer.MeasureString(message));
                 // 再将数据写入发送流
                 writer.WriteString(message);
                 // 将数据提交到服务端
                 await writer.StoreAsync();
                 await this.Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, () =>
                     {
                         messageList.Items.Add(string.Format("我说：{0}", message));
                     });
             }
         }

客户端代码

     <Grid x:Name="LayoutRoot">

         <Grid.RowDefinitions>
             <RowDefinition Height="Auto"/>
             <RowDefinition Height="*"/>
         </Grid.RowDefinitions>

         <!-- 标题面板 -->
         <StackPanel Grid.Row="0" Margin="19,0,0,0">
             <TextBlock Text="Socket Chat" Style="{ThemeResource TitleTextBlockStyle}" Margin="0,12,0,0"/>
             <TextBlock Text="Client" Margin="0,-6.5,0,26.5" Style="{ThemeResource HeaderTextBlockStyle}" CharacterSpacing="{ThemeResource PivotHeaderItemCharacterSpacing}"/>
         </StackPanel>

         <!--TODO: 应将内容放入以下网格-->
         <Grid Grid.Row="1" x:Name="ContentRoot" Margin="19,9.5,19,0">

             <Grid.RowDefinitions>
                 <RowDefinition/>
                 <RowDefinition Height="auto"/>
             </Grid.RowDefinitions>

             <ListView x:Name="messageList" Grid.Row="0"/>

             <Grid Grid.Row="1">
                 <Grid.ColumnDefinitions>
                     <ColumnDefinition/>
                     <ColumnDefinition Width="auto"/>
                 </Grid.ColumnDefinitions>

                 <TextBox x:Name="txtMessage" Grid.Column="0"/>
                 <Button
                     x:Name="btnSend"
                     Grid.Column="1"
                     Content="Send"
                     Click="btnSend_Click"/>

             </Grid>
         </Grid>

     </Grid>

         protected async override void OnNavigatedTo(NavigationEventArgs e)
         {
             string ip = "127.0.0.1";
             int port = ;
             HostName host = new HostName(ip);
             // 建立Socket连接
             socket = new StreamSocket();
             try
             {
                 await socket.ConnectAsync(host, port.ToString());

                 DataReader reader = new DataReader(socket.InputStream);

                 while (true)
                 {
                     // 不断接收客户端传过来的数据

                     #region 读取数据中数据头（数据的大小）

                     var length = await reader.LoadAsync(sizeof(uint));
                     if (length != sizeof(uint))
                     {
                         // 客户端发送过来的数据不合法
                         // 客户端断开连接
                         System.Diagnostics.Debug.WriteLine(string.Format("客户端{0}断开连接", socket.Information.RemoteAddress));
                         break;
                     }
                     // 客户端发送过来的数据是合法数据
                     // 读取真实数据长度
                     var messageLength = reader.ReadUInt32();

                     #endregion

                     #region 根据数据大小创建缓冲区读取真实数据内容
                     // 根据真实长度创建内容数据缓冲
                     var messageLength2 = await reader.LoadAsync(messageLength);

                     if (messageLength2 != messageLength)
                     {
                         // 客户端发送过来的数据不合法
                         // 客户端断开连接
                         System.Diagnostics.Debug.WriteLine(string.Format("客户端{0}断开连接", socket.Information.RemoteAddress));
                         break;
                     }

                     var message = reader.ReadString(messageLength2);

                     #endregion
                     // 客户端发送过来的数据是合法数据
                     //var length = reader.ReadUInt32();

                     // 不再是UI线程执行以下代码
                     await this.Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, () =>
                     {
                         // 该方法会被主线程执行
                         messageList.Items.Add(string.Format("{1}说：{0}", message, socket.Information.RemoteAddress));
                     });
                     //var result = await reader.LoadAsync();
                 }
             }
             catch (Exception ex)
             {
                 //
                 var status = SocketError.GetStatus(ex.HResult);
                 System.Diagnostics.Debug.WriteLine("建立连接失败" + status);
                 App.Current.Exit();
             }
         }

         private async void btnSend_Click(object sender, RoutedEventArgs e)
         {
             // 发送数据消息
             // 先拿到当前建立完连接的Ｓｏｃｋｅｔ
             var message = txtMessage.Text;

             DataWriter writer = new DataWriter(socket.OutputStream);
             // 先往发送流中写入数据大小
             writer.WriteUInt32(writer.MeasureString(message));
             // 再将数据写入发送流
             writer.WriteString(message);
             // 将数据提交到服务端
             await writer.StoreAsync();
             await this.Dispatcher.RunAsync(Windows.UI.Core.CoreDispatcherPriority.Normal, () =>
                 {
                     messageList.Items.Add(string.Format("我说：{0}", message));
                 });
         }