HTML5-WebSocket实现聊天室示例

本篇文章主要介绍了HTML5-WebSocket实现聊天室示例，具有一定的参考价值，感兴趣的小伙伴们可以参考一下。

/// <summary>

    /// Copyright ? henryfan 2012        

    ///Email:   henryfan@msn.com    

    ///HomePage:    http://www.ikende.com       

    ///CreateTime:  2012/12/7 21:45:25

    /// </summary>

    class Handler

    {

        public long Register(string name)

        {

            

            TcpChannel channel = MethodContext.Current.Channel;

            Console.WriteLine("{0} register name:{1}", channel.EndPoint, name);

            channel.Name = name;

            JsonMessage msg = new JsonMessage();

            User user = new User();

            user.Name = name;

            user.ID = channel.ClientID;

            user.IP = channel.EndPoint.ToString();

            channel.Tag = user;

            msg.type = "register";

            msg.data = user;

            foreach (TcpChannel item in channel.Server.GetOnlines())

            {

                if (item != channel)

                    item.Send(msg);

            }

            return channel.ClientID;

        }

        public IList<User> List()

        {

            TcpChannel channel = MethodContext.Current.Channel;

            IList<User> result = new List<User>();

            foreach (TcpChannel item in channel.Server.GetOnlines())

            {

                if (item != channel)

                    result.Add((User)item.Tag);

            }

            return result;

        }

        public void Say(string Content)

        {

            TcpChannel channel = MethodContext.Current.Channel;

            JsonMessage msg = new JsonMessage();

            SayText st = new SayText();

            st.Name = channel.Name;

            st.ID = channel.ClientID;

            st.Date = DateTime.Now;

            st.Content = Content;

            st.IP = channel.EndPoint.ToString();

            msg.type = "say";

            msg.data = st;

            foreach (TcpChannel item in channel.Server.GetOnlines())

            {

                item.Send(msg);

            }
        }
    } 

protected override void OnDisposed(object sender, ChannelDisposedEventArgs e)

        {

            base.OnDisposed(sender, e);

            Console.WriteLine("{0} disposed", e.Channel.EndPoint);

            JsonMessage msg = new JsonMessage();

            User user = new User();

            user.Name = e.Channel.Name;

            user.ID = e.Channel.ClientID;

            user.IP = e.Channel.EndPoint.ToString();

            msg.type = "unregister";

            msg.data = (User)e.Channel.Tag;

            foreach (TcpChannel item in this.Server.GetOnlines())

            {

                if (item != e.Channel)

                    item.Send(msg);

            }

        } 

 function connect() {

            channel = new TcpChannel();

            channel.Connected = function (evt) {

                callRegister.parameters.name = $('#nikename').val();

                channel.Send(callRegister, function (result) {

 

                    if (result.status == null || result.status == undefined) {

                        $('#dlgConnect').dialog('close');

                        registerid = result.data;

                        list();

                    }

                });

 

            };

            channel.Disposed = function (evt) {

                $('#dlgConnect').dialog('open');

            };

            channel.Error = function (evt) {

                alert(evt);

            };

            channel.Receive = function (result) {

                if (result.type == "register") {

                    var item = getUser(result.data);

                    $(item).appendTo($('#lstOnlines'));

                }

                else if (result.type == 'unregister') {

                    $('#user_' + result.data.ID).remove();

                }

                else if (result.type == 'say') {

                    addSayItem(result.data);

                }

                else {

                }

            }

            channel.Connect($('#host').val());

        } 

 var callRegister = { url: 'Handler.Register', parameters: { name: ''} };

        function register() {

            $('#frmRegister').form('submit', {

                onSubmit: function () {

                    var isValid = $(this).form('validate');

                    if (isValid) {

                        connect();

                    }

                    return false;

                }

            });

        } 

 var callList = { url: 'Handler.List', parameters: {} };

        function list() {

            channel.Send(callList, function (result) {

                $('#lstOnlines').html('');

                for (var i = 0; i < result.data.length; i++) {

                    var item = getUser(result.data[i]);

                    $(item).appendTo($('#lstOnlines'));

                }

            });

        } 

 var callSay = { url: 'Handler.Say', parameters: {Content:""} }

        function Say() {

            callSay.parameters.Content = mEditor.html();

            mEditor.html('');

            channel.Send(callSay);

            $('#content1')[0].focus();

        } 

代码下载：demo

总结

经过代码封装后websocket的处理变得非常简单，如果你有兴趣完全可以在此代码上扩展出一个更多功能的聊到室，如聊天室分组，发送信息图片共享等等．

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