Rename to VAR.Focus

VAR.Focus.Web/Controls/CButton.cs

@@ -0,0 +1,12 @@
+using System.Web.UI.WebControls;
+
+namespace VAR.Focus.Web.Controls
+{
+    public class CButton : Button
+    {
+        public CButton()
+        {
+            CssClass = "button";
+        }
+    }
+}

VAR.Focus.Web/Controls/CLabel.cs

@@ -0,0 +1,41 @@
+using System.Web.UI;
+using System.Web.UI.WebControls;
+
+namespace VAR.Focus.Web.Controls
+{
+    public class CLabel : Label
+    {
+        #region Declarations
+
+        private string _tagName = "span";
+
+        #endregion
+
+        #region Properties
+
+        public string Tag
+        {
+            get { return _tagName; }
+            set { _tagName = value; }
+        }
+
+        #endregion
+
+        #region Life cycle
+
+        public override void RenderBeginTag(HtmlTextWriter writer)
+        {
+            if (string.IsNullOrEmpty(_tagName) == false)
+            {
+                this.AddAttributesToRender(writer);
+                writer.RenderBeginTag(_tagName);
+            }
+            else
+            {
+                base.RenderBeginTag(writer);
+            }
+        }
+
+        #endregion
+    }
+}

VAR.Focus.Web/Controls/CTextBox.cs

@@ -0,0 +1,99 @@
+using System;
+using System.Web.UI;
+using System.Web.UI.WebControls;
+
+namespace VAR.Focus.Web.Controls
+{
+    public class CTextBox : TextBox, IValidableControl
+    {
+        #region Declarations
+
+        private const string CssClassBase = "textbox";
+        private string _cssClassExtra = "";
+
+        private bool _allowEmpty = true;
+
+        private string _placeHolder = string.Empty;
+
+        private bool _markedInvalid = false;
+
+        #endregion
+
+        #region Properties
+
+        public string CssClassExtra
+        {
+            get { return _cssClassExtra; }
+            set { _cssClassExtra = value; }
+        }
+
+        public bool AllowEmpty
+        {
+            get { return _allowEmpty; }
+            set { _allowEmpty = value; }
+        }
+
+        public string PlaceHolder
+        {
+            get { return _placeHolder; }
+            set { _placeHolder = value; }
+        }
+
+        public bool MarkedInvalid
+        {
+            get { return _markedInvalid; }
+            set { _markedInvalid = value; }
+        }
+
+        #endregion
+
+        #region Control life cycle
+
+        public CTextBox()
+        {
+            PreRender += CTextbox_PreRender;
+        }
+
+        void CTextbox_PreRender(object sender, EventArgs e)
+        {
+            CssClass = CssClassBase;
+            if (string.IsNullOrEmpty(_cssClassExtra) == false)
+            {
+                CssClass = String.Format("{0} {1}", CssClassBase, _cssClassExtra);
+            }
+            if (Page.IsPostBack && (_allowEmpty == false && IsEmpty()) || _markedInvalid)
+            {
+                CssClass += " textboxInvalid";
+            }
+            Attributes.Add("onchange", "ElementRemoveClass(this, 'textboxInvalid');");
+
+            if (string.IsNullOrEmpty(_placeHolder) == false)
+            {
+                Attributes.Add("placeholder", _placeHolder);
+            }
+
+            // FIX: The framework deletes textbox values on password mode
+            if (TextMode == TextBoxMode.Password)
+            {
+                Attributes["value"] = Text;
+            }
+        }
+
+        #endregion
+
+        #region Public methods
+
+        public bool IsEmpty()
+        {
+            return string.IsNullOrEmpty(Text);
+        }
+
+        public bool IsValid()
+        {
+            return _allowEmpty || (string.IsNullOrEmpty(Text) == false);
+        }
+
+        #endregion
+
+    }
+}

VAR.Focus.Web/Controls/CardBoardControl.cs

@@ -0,0 +1,120 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Web;
+using System.Web.UI;
+using System.Web.UI.WebControls;
+
+namespace VAR.Focus.Web.Controls
+{
+    public class CardBoardControl : Control, INamingContainer
+    {
+        #region Declarations
+
+        private string _serviceUrl = "CardBoardHandler";
+
+        private int _idBoard = 0;
+
+        private string _userName = string.Empty;
+
+        private int _timePoolData = 10000;
+
+        private int _timeRefresh = 20;
+
+        private int _timeRefreshDisconnected = 5000;
+
+        #endregion
+
+        #region Properties
+
+        public string ServiceUrl
+        {
+            get { return _serviceUrl; }
+            set { _serviceUrl = value; }
+        }
+
+        public int IDBoard
+        {
+            get { return _idBoard; }
+            set { _idBoard = value; }
+        }
+
+        public string UserName
+        {
+            get { return _userName; }
+            set { _userName = value; }
+        }
+
+        public int TimePoolData
+        {
+            get { return _timePoolData; }
+            set { _timePoolData = value; }
+        }
+
+        public int TimeRefresh
+        {
+            get { return _timeRefresh; }
+            set { _timeRefresh = value; }
+        }
+
+        public int TimeRefreshDisconnected
+        {
+            get { return _timeRefreshDisconnected; }
+            set { _timeRefreshDisconnected = value; }
+        }
+
+        #endregion
+        
+        #region Control Life cycle
+
+        public CardBoardControl()
+        {
+            Init += ChatControl_Init;
+        }
+
+        void ChatControl_Init(object sender, EventArgs e)
+        {
+            InitializeControls();
+        }
+
+        #endregion
+
+        #region Private methods
+
+        private void InitializeControls()
+        {
+            string strCfgName = string.Format("{0}_cfg", this.ClientID);
+
+            Panel divBoard = new Panel { ID = "divBoard", CssClass = "divBoard" };
+            Controls.Add(divBoard);
+
+            StringBuilder sbCfg = new StringBuilder();
+            sbCfg.AppendFormat("<script>\n");
+            sbCfg.AppendFormat("var {0} = {{\n", strCfgName);
+            sbCfg.AppendFormat("  divBoard: \"{0}\",\n", divBoard.ClientID);
+            sbCfg.AppendFormat("  IDBoard: {0},\n", _idBoard);
+            sbCfg.AppendFormat("  UserName: \"{0}\",\n", _userName);
+            sbCfg.AppendFormat("  IDCardEvent: \"\",\n");
+            sbCfg.AppendFormat("  ServiceUrl: \"{0}\",\n", _serviceUrl);
+            sbCfg.AppendFormat("  TimePoolData: {0},\n", _timePoolData);
+            sbCfg.AppendFormat("  TimeRefresh: {0},\n", _timeRefresh);
+            sbCfg.AppendFormat("  TimeRefreshDisconnected: {0},\n", _timeRefreshDisconnected);
+            sbCfg.AppendFormat("  Texts: {{\n");
+            sbCfg.AppendFormat("    Toolbox: \"Toolbox\",\n");
+            sbCfg.AppendFormat("    AddCard: \"+ Add card\",\n");
+            sbCfg.AppendFormat("    Accept: \"Accept\",\n");
+            sbCfg.AppendFormat("    Cancel: \"Cancel\",\n");
+            sbCfg.AppendFormat("    ConfirmDelete: \"Are you sure to delete?\",\n");
+            sbCfg.AppendFormat("    StringEmpty: \"\"\n");
+            sbCfg.AppendFormat("  }}\n");
+            sbCfg.AppendFormat("}};\n");
+            sbCfg.AppendFormat("RunCardBoard({0});\n", strCfgName);
+            sbCfg.AppendFormat("</script>\n");
+            LiteralControl liScript = new LiteralControl(sbCfg.ToString());
+            Controls.Add(liScript);
+        }
+
+        #endregion
+    }
+}

VAR.Focus.Web/Controls/CardBoardHandler.cs

@@ -0,0 +1,220 @@
+using System;
+using System.Collections.Generic;
+using System.Threading;
+using System.Web;
+using VAR.Focus.Web.Code.BusinessLogic;
+using VAR.Focus.Web.Code.Entities;
+using VAR.Focus.Web.Code.JSON;
+
+namespace VAR.Focus.Web.Controls
+{
+    public class CardBoardHandler : IHttpHandler
+    {
+        #region Declarations
+
+        private static object _monitor = new object();
+        private static Dictionary<int, CardBoard> _cardBoards = new Dictionary<int, CardBoard>();
+
+        #endregion
+
+        #region IHttpHandler
+
+        public bool IsReusable
+        {
+            get { throw new NotImplementedException(); }
+        }
+
+        public void ProcessRequest(HttpContext context)
+        {
+            try
+            {
+                if (context.Request.RequestType == "GET")
+                {
+                    if (string.IsNullOrEmpty(GetRequestParm(context, "IDCardEvent")))
+                    {
+                        ProcessInitializationReciver(context);
+                    }
+                    else
+                    {
+                        ProcessEventReciver(context);
+                    }
+                }
+                if (context.Request.RequestType == "POST")
+                {
+                    ProcessEventSender(context);
+                }
+            }
+            catch (Exception ex)
+            {
+                ResponseObject(context, new OperationStatus { IsOK = false, Message = ex.Message, });
+            }
+        }
+
+        #endregion
+
+        #region Private methods
+
+        private void ProcessInitializationReciver(HttpContext context)
+        {
+            int idBoard = Convert.ToInt32(GetRequestParm(context, "IDBoard"));
+            CardBoard cardBoard;
+            if (_cardBoards.ContainsKey(idBoard) == false)
+            {
+                lock (_cardBoards)
+                {
+                    if (_cardBoards.ContainsKey(idBoard) == false)
+                    {
+                        cardBoard = new CardBoard(idBoard);
+                        _cardBoards[idBoard] = cardBoard;
+                    }
+                }
+            }
+
+            if (_cardBoards.ContainsKey(idBoard))
+            {
+                cardBoard = _cardBoards[idBoard];
+                List<Card> listCards = cardBoard.Cards_Status();
+                List<ICardEvent> listEvents = new List<ICardEvent>();
+                int lastIDCardEvent = cardBoard.GetLastIDCardEvent();
+                int lastIDCard = cardBoard.GetLastIDCard();
+                if (listCards.Count > 0)
+                {
+                    listEvents = CardBoard.ConvertCardsToEvents(listCards, lastIDCardEvent);
+                }
+                else
+                {
+                    listEvents = new List<ICardEvent>();
+                }
+                ResponseObject(context, listEvents);
+            }
+        }
+
+        private CardBoard GetCardBoard(int idBoard)
+        {
+            CardBoard cardBoard = null;
+            if (_cardBoards.ContainsKey(idBoard) == false)
+            {
+                lock (_cardBoards)
+                {
+                    if (_cardBoards.ContainsKey(idBoard) == false)
+                    {
+                        cardBoard = new CardBoard(idBoard);
+                        _cardBoards[idBoard] = cardBoard;
+                    }
+                }
+            }
+            cardBoard = _cardBoards[idBoard];
+            return cardBoard;
+        }
+
+        private void ProcessEventReciver(HttpContext context)
+        {
+            int idBoard = Convert.ToInt32(GetRequestParm(context, "IDBoard"));
+            int idCardEvent = Convert.ToInt32(GetRequestParm(context, "IDCardEvent"));
+            string strTimePoolData = GetRequestParm(context, "TimePoolData");
+            int timePoolData = Convert.ToInt32(string.IsNullOrEmpty(strTimePoolData) ? "0" : strTimePoolData);
+
+            CardBoard cardBoard = GetCardBoard(idBoard);
+            bool mustWait = (timePoolData > 0);
+            do
+            {
+                List<ICardEvent> listMessages = cardBoard.Cards_GetEventList(idCardEvent);
+                if (listMessages.Count > 0)
+                {
+                    mustWait = false;
+                    ResponseObject(context, listMessages);
+                    return;
+                }
+
+                if (mustWait)
+                {
+                    lock (_monitor) { Monitor.Wait(_monitor, timePoolData); }
+                }
+            } while (mustWait);
+            ResponseObject(context, new List<Message>());
+        }
+
+        private void ProcessEventSender(HttpContext context)
+        {
+            Session session = Sessions.Current.Session_GetCurrent(context);
+            string currentUserName = session.UserName;
+            string strIDBoard = GetRequestParm(context, "IDBoard");
+            int idBoard = Convert.ToInt32(string.IsNullOrEmpty(strIDBoard) ? "0" : strIDBoard);
+            string command = GetRequestParm(context, "Command");
+            int idCard = 0;
+            bool done = false;
+            CardBoard cardBoard = GetCardBoard(idBoard);
+            lock (cardBoard)
+            {
+                if (command == "Create")
+                {
+                    string title = GetRequestParm(context, "Title");
+                    string body = GetRequestParm(context, "Body");
+                    int x = Convert.ToInt32(GetRequestParm(context, "X"));
+                    int y = Convert.ToInt32(GetRequestParm(context, "Y"));
+                    idCard = cardBoard.Card_Create(title, body, x, y, currentUserName);
+                    done = true;
+                }
+                if (command == "Move")
+                {
+                    idCard = Convert.ToInt32(GetRequestParm(context, "IDCard"));
+                    int x = Convert.ToInt32(GetRequestParm(context, "X"));
+                    int y = Convert.ToInt32(GetRequestParm(context, "Y"));
+                    cardBoard.Card_Move(idCard, x, y, currentUserName);
+                    done = true;
+                }
+                if (command == "Edit")
+                {
+                    idCard = Convert.ToInt32(GetRequestParm(context, "IDCard"));
+                    string title = GetRequestParm(context, "Title");
+                    string body = GetRequestParm(context, "Body");
+                    cardBoard.Card_Edit(idCard, title, body, currentUserName);
+                    done = true;
+                }
+                if (command == "Delete")
+                {
+                    idCard = Convert.ToInt32(GetRequestParm(context, "IDCard"));
+                    cardBoard.Card_Delete(idCard, currentUserName);
+                    done = true;
+                }
+            }
+            if (done)
+            {
+                NotifyAll();
+                ResponseObject(context, new OperationStatus
+                {
+                    IsOK = true,
+                    Message = "Update successfully",
+                    ReturnValue = Convert.ToString(idCard)
+                });
+            }
+        }
+
+        private void NotifyAll()
+        {
+            lock (_monitor) { Monitor.PulseAll(_monitor); }
+        }
+
+        private string GetRequestParm(HttpContext context, string parm)
+        {
+            foreach (string key in context.Request.Params.AllKeys)
+            {
+                if (string.IsNullOrEmpty(key) == false && key.EndsWith(parm))
+                {
+                    return context.Request.Params[key];
+                }
+            }
+            return string.Empty;
+        }
+
+        private void ResponseObject(HttpContext context, object obj)
+        {
+            var jsonWritter = new JSONWriter(true);
+            context.Response.ContentType = "text/json";
+            string strObject = jsonWritter.Write(obj);
+            context.Response.Write(strObject);
+        }
+
+        #endregion
+    }
+}

VAR.Focus.Web/Controls/ChatControl.cs

@@ -0,0 +1,164 @@
+using System;
+using System.Text;
+using System.Web.UI;
+using System.Web.UI.WebControls;
+
+namespace VAR.Focus.Web.Controls
+{
+    public class ChatControl : Control, INamingContainer
+    {
+        #region Declarations
+
+        private string _serviceUrl = "ChatHandler";
+
+        private int _idBoard = 0;
+
+        private string _userName = string.Empty;
+
+        private int _timePoolData = 10000;
+
+        private Unit _width = new Unit(500, UnitType.Pixel);
+        private Unit _height = new Unit(300, UnitType.Pixel);
+
+        private Panel _divChatWindow = null;
+        private Panel _divChatContainer = null;
+        private Panel _divChatTitleBar = null;
+
+        #endregion
+
+        #region Properties
+
+        public string ServiceUrl
+        {
+            get { return _serviceUrl; }
+            set { _serviceUrl = value; }
+        }
+
+        public int IDBoard
+        {
+            get { return _idBoard; }
+            set { _idBoard = value; }
+        }
+
+        public string UserName
+        {
+            get { return _userName; }
+            set { _userName = value; }
+        }
+
+        public int TimePoolData
+        {
+            get { return _timePoolData; }
+            set { _timePoolData = value; }
+        }
+
+        public Unit Width
+        {
+            get { return _width; }
+            set
+            {
+                _width = value;
+                if (_divChatContainer != null)
+                {
+                    _divChatContainer.Width = value;
+                }
+            }
+        }
+
+        public Unit Height
+        {
+            get { return _height; }
+            set
+            {
+                _height = value;
+                if (_divChatContainer != null)
+                {
+                    _divChatContainer.Height = value;
+                }
+            }
+        }
+
+        #endregion
+
+        #region Control Life cycle
+
+        public ChatControl()
+        {
+            Init += ChatControl_Init;
+        }
+
+        void ChatControl_Init(object sender, EventArgs e)
+        {
+            InitializeControls();
+        }
+
+        #endregion
+
+        #region Private methods
+
+        private void InitializeControls()
+        {
+            string strCfgName = string.Format("{0}_cfg", this.ClientID);
+
+            _divChatWindow = new Panel { ID = "divChatWindow", CssClass = "divChatWindow" };
+            Controls.Add(_divChatWindow);
+
+            _divChatTitleBar = new Panel { ID = "divChatTitleBar", CssClass = "divChatTitleBar" };
+            _divChatWindow.Controls.Add(_divChatTitleBar);
+
+            CLabel lblTitle = new CLabel();
+            lblTitle.ID = "lblTitle";
+            _divChatTitleBar.Controls.Add(lblTitle);
+
+            _divChatContainer = new Panel { ID = "divChatContainer", CssClass = "divChatContainer" };
+            _divChatWindow.Controls.Add(_divChatContainer);
+            _divChatContainer.Width = _width;
+            _divChatContainer.Height = _height;
+
+            var divChat = new Panel { ID = "divChat", CssClass = "divChat" };
+            _divChatContainer.Controls.Add(divChat);
+
+            var divChatControls = new Panel { ID = "divChatControls", CssClass = "divChatControls" };
+            _divChatContainer.Controls.Add(divChatControls);
+
+            var txtText = new TextBox { ID = "txtText", CssClass = "chatTextBox" };
+            txtText.Attributes.Add("autocomplete", "off");
+            txtText.Attributes.Add("onkeydown", String.Format("if(event.keyCode==13){{SendChat({0}); return false;}}", strCfgName));
+            divChatControls.Controls.Add(txtText);
+
+            var btnSend = new Button { ID = "btnSend", Text = "Send", CssClass = "chatButton" };
+            divChatControls.Controls.Add(btnSend);
+            btnSend.Attributes.Add("onclick", String.Format("SendChat({0}); return false;", strCfgName));
+
+            StringBuilder sbCfg = new StringBuilder();
+            sbCfg.AppendFormat("<script>\n");
+            sbCfg.AppendFormat("var {0} = {{\n", strCfgName);
+            sbCfg.AppendFormat("  divChatWindow: \"{0}\",\n", _divChatWindow.ClientID);
+            sbCfg.AppendFormat("  divChatTitleBar: \"{0}\",\n", _divChatTitleBar.ClientID);
+            sbCfg.AppendFormat("  lblTitle: \"{0}\",\n", lblTitle.ClientID);
+            sbCfg.AppendFormat("  divChatContainer: \"{0}\",\n", _divChatContainer.ClientID);
+            sbCfg.AppendFormat("  divChat: \"{0}\",\n", divChat.ClientID);
+            sbCfg.AppendFormat("  txtText: \"{0}\",\n", txtText.ClientID);
+            sbCfg.AppendFormat("  btnSend: \"{0}\",\n", btnSend.ClientID);
+            sbCfg.AppendFormat("  IDBoard: {0},\n", _idBoard);
+            sbCfg.AppendFormat("  UserName: \"{0}\",\n", _userName);
+            sbCfg.AppendFormat("  IDMessage: {0},\n", 0);
+            sbCfg.AppendFormat("  ServiceUrl: \"{0}\",\n", _serviceUrl);
+            sbCfg.AppendFormat("  TimePoolData: {0},\n", _timePoolData);
+            sbCfg.AppendFormat("  Texts: {{\n", _serviceUrl);
+            sbCfg.AppendFormat("    Chat: \"{0}\",\n", "Chat");
+            sbCfg.AppendFormat("    Close: \"{0}\",\n", "Close X");
+            sbCfg.AppendFormat("    NewMessages: \"{0}\",\n", "New messages");
+            sbCfg.AppendFormat("    Disconnected: \"{0}\",\n", "Disconnected");
+            sbCfg.AppendFormat("    StringEmpty: \"\"\n");
+            sbCfg.AppendFormat("  }}\n");
+            sbCfg.AppendFormat("}};\n");
+            sbCfg.AppendFormat("RunChat({0});\n", strCfgName);
+            sbCfg.AppendFormat("</script>\n");
+            LiteralControl liScript = new LiteralControl(sbCfg.ToString());
+            Controls.Add(liScript);
+        }
+
+        #endregion
+    }
+}

VAR.Focus.Web/Controls/ChatHandler.cs

@@ -0,0 +1,138 @@
+using System;
+using System.Collections.Generic;
+using System.Threading;
+using System.Web;
+using VAR.Focus.Web.Code.BusinessLogic;
+using VAR.Focus.Web.Code.Entities;
+using VAR.Focus.Web.Code.JSON;
+
+namespace VAR.Focus.Web.Controls
+{
+    public class ChatHandler : IHttpHandler
+    {
+        #region Declarations
+
+        private static object _monitor = new object();
+        private static Dictionary<int, MessageBoard> _chatBoards = new Dictionary<int, MessageBoard>();
+
+        #endregion
+
+        #region IHttpHandler
+
+        public bool IsReusable
+        {
+            get { throw new NotImplementedException(); }
+        }
+
+        public void ProcessRequest(HttpContext context)
+        {
+            if (context.Request.RequestType == "GET")
+            {
+                ProcessReciver(context);
+            }
+            if (context.Request.RequestType == "POST")
+            {
+                ProcessSender(context);
+            }
+        }
+
+        #endregion
+
+        #region Private methods
+
+        private void ProcessReciver(HttpContext context)
+        {
+            int idBoard = Convert.ToInt32(GetRequestParm(context, "IDBoard"));
+            int idMessage = Convert.ToInt32(GetRequestParm(context, "IDMessage"));
+            string strTimePoolData = GetRequestParm(context, "TimePoolData");
+            int timePoolData = Convert.ToInt32(string.IsNullOrEmpty(strTimePoolData) ? "0" : strTimePoolData);
+
+            MessageBoard messageBoard;
+            bool mustWait = (timePoolData > 0);
+            do
+            {
+                if (_chatBoards.ContainsKey(idBoard) == false)
+                {
+                    lock (_chatBoards)
+                    {
+                        if (_chatBoards.ContainsKey(idBoard) == false)
+                        {
+                            messageBoard = new MessageBoard(idBoard);
+                            _chatBoards[idBoard] = messageBoard;
+                        }
+                    }
+                }
+
+                if (_chatBoards.ContainsKey(idBoard))
+                {
+                    messageBoard = _chatBoards[idBoard];
+                    List<Message> listMessages = messageBoard.Messages_GetList(idMessage);
+                    if (listMessages.Count > 0)
+                    {
+                        mustWait = false;
+                        ResponseObject(context, listMessages);
+                        return;
+                    }
+                }
+                if (mustWait)
+                {
+                    lock (_monitor) { Monitor.Wait(_monitor, timePoolData); }
+                }
+            } while (mustWait);
+            ResponseObject(context, new List<Message>());
+        }
+
+        private void ProcessSender(HttpContext context)
+        {
+            string text = Convert.ToString(GetRequestParm(context, "Text"));
+            string strIDBoard = GetRequestParm(context, "IDBoard");
+            int idBoard = Convert.ToInt32(string.IsNullOrEmpty(strIDBoard) ? "0" : strIDBoard);
+            string userName = Convert.ToString(GetRequestParm(context, "UserName"));
+            Session session = Sessions.Current.Session_GetCurrent(context);
+            if (session.UserName.ToLower() != userName.ToLower())
+            {
+                ResponseObject(context, new OperationStatus { IsOK = false, Message = "User mismatch" });
+                return;
+            }
+
+            lock (_chatBoards)
+            {
+                MessageBoard messageBoard;
+                if (_chatBoards.ContainsKey(idBoard))
+                {
+                    messageBoard = _chatBoards[idBoard];
+                }
+                else
+                {
+                    messageBoard = new MessageBoard(idBoard);
+                    _chatBoards[idBoard] = messageBoard;
+                }
+                messageBoard.Message_Add(userName, text);
+                lock (_monitor) { Monitor.PulseAll(_monitor); }
+            }
+            ResponseObject(context, new OperationStatus { IsOK = true, Message = "Message sent" });
+        }
+
+        private string GetRequestParm(HttpContext context, string parm)
+        {
+            foreach (string key in context.Request.Params.AllKeys)
+            {
+                if (string.IsNullOrEmpty(key) == false && key.EndsWith(parm))
+                {
+                    return context.Request.Params[key];
+                }
+            }
+            return string.Empty;
+        }
+
+        private void ResponseObject(HttpContext context, object obj)
+        {
+            var jsonWritter = new JSONWriter(true);
+            context.Response.ContentType = "text/json";
+            string strObject = jsonWritter.Write(obj);
+            context.Response.Write(strObject);
+        }
+
+        #endregion
+    }
+}

VAR.Focus.Web/Controls/IValidableControl.cs

@@ -0,0 +1,8 @@
+
+namespace VAR.Focus.Web.Controls
+{
+    public interface IValidableControl
+    {
+        bool IsValid();
+    }
+}