Added files into MtApi.proj

MT5Connector/MT5Connector.cpp

@@ -107,7 +107,7 @@ int _stdcall initExpert(int expertHandle, int port, wchar_t* symbol, double bid,
     try
     {
         MT5Handler^ mtHander = gcnew MT5Handler();
-        MtServerInstance::GetInstance()->InitExpert(expertHandle, port, gcnew String(symbol), bid, ask, mtHander);
+        MtAdapter::GetInstance()->InitExpert(expertHandle, port, gcnew String(symbol), bid, ask, mtHander);
     }
     catch (Exception^ e)
     {
@@ -123,7 +123,7 @@ int _stdcall deinitExpert(int expertHandle, wchar_t* err)
 {
     try
     {
-        MtServerInstance::GetInstance()->DeinitExpert(expertHandle);
+        MtAdapter::GetInstance()->DeinitExpert(expertHandle);
     }    
     catch (Exception^ e)
     {
@@ -139,7 +139,7 @@ int _stdcall updateQuote(int expertHandle, wchar_t* symbol, double bid, double a
 {
     try
     {
-        MtServerInstance::GetInstance()->SendQuote(expertHandle, gcnew String(symbol), bid, ask);
+        MtAdapter::GetInstance()->SendQuote(expertHandle, gcnew String(symbol), bid, ask);
     }
     catch (Exception^ e)
     {
@@ -155,7 +155,7 @@ int _stdcall sendIntResponse(int expertHandle, int response)
 {
     try
     {
-        MtServerInstance::GetInstance()->SendResponse(expertHandle, gcnew MtResponseInt(response));
+        MtAdapter::GetInstance()->SendResponse(expertHandle, gcnew MtResponseInt(response));
     }
     catch (Exception^ e)
     {
@@ -169,7 +169,7 @@ int _stdcall sendLongResponse(int expertHandle, __int64 response)
 {
     try
     {
-        MtServerInstance::GetInstance()->SendResponse(expertHandle, gcnew MtResponseLong(response));
+        MtAdapter::GetInstance()->SendResponse(expertHandle, gcnew MtResponseLong(response));
     }
     catch (Exception^ e)
     {
@@ -183,7 +183,7 @@ int _stdcall sendULongResponse(int expertHandle, unsigned __int64 response)
 {
     try
     {
-        MtServerInstance::GetInstance()->SendResponse(expertHandle, gcnew MtResponseULong(response));
+        MtAdapter::GetInstance()->SendResponse(expertHandle, gcnew MtResponseULong(response));
     }
     catch (Exception^ e)
     {
@@ -199,7 +199,7 @@ int _stdcall sendBooleanResponse(int expertHandle, int response)
     {
         bool value = (response != 0) ? true : false;
 
-        MtServerInstance::GetInstance()->SendResponse(expertHandle, gcnew MtResponseBool(value));
+        MtAdapter::GetInstance()->SendResponse(expertHandle, gcnew MtResponseBool(value));
     }
     catch (Exception^ e)
     {
@@ -213,7 +213,7 @@ int _stdcall sendDoubleResponse(int expertHandle, double response)
 {
     try
     {
-        MtServerInstance::GetInstance()->SendResponse(expertHandle, gcnew MtResponseDouble(response));
+        MtAdapter::GetInstance()->SendResponse(expertHandle, gcnew MtResponseDouble(response));
     }
     catch (Exception^ e)
     {
@@ -227,7 +227,7 @@ int _stdcall sendStringResponse(int expertHandle, wchar_t* response)
 {
     try
     {
-        MtServerInstance::GetInstance()->SendResponse(expertHandle, gcnew MtResponseString(gcnew String(response)));
+        MtAdapter::GetInstance()->SendResponse(expertHandle, gcnew MtResponseString(gcnew String(response)));
     }
     catch (Exception^ e)
     {
@@ -241,7 +241,7 @@ int _stdcall sendVoidResponse(int expertHandle)
 {
     try
     {        
-        MtServerInstance::GetInstance()->SendResponse(expertHandle, nullptr);
+        MtAdapter::GetInstance()->SendResponse(expertHandle, nullptr);
     }
     catch (Exception^ e)
     {
@@ -262,7 +262,7 @@ int _stdcall sendDoubleArrayResponse(int expertHandle, double* values, int size)
             list[i] = values[i];
         }
 
-        MtServerInstance::GetInstance()->SendResponse(expertHandle, gcnew MtResponseDoubleArray(list));
+        MtAdapter::GetInstance()->SendResponse(expertHandle, gcnew MtResponseDoubleArray(list));
     }
     catch (Exception^ e)
     {
@@ -283,7 +283,7 @@ int _stdcall sendIntArrayResponse(int expertHandle, int* values, int size)
             list[i] = values[i];
         }
 
-        MtServerInstance::GetInstance()->SendResponse(expertHandle, gcnew MtResponseIntArray(list));
+        MtAdapter::GetInstance()->SendResponse(expertHandle, gcnew MtResponseIntArray(list));
     }
     catch (Exception^ e)
     {
@@ -304,7 +304,7 @@ int _stdcall sendLongArrayResponse(int expertHandle, __int64* values, int size)
             list[i] = values[i];
         }
 
-        MtServerInstance::GetInstance()->SendResponse(expertHandle, gcnew MtResponseLongArray(list));
+        MtAdapter::GetInstance()->SendResponse(expertHandle, gcnew MtResponseLongArray(list));
     }
     catch (Exception^ e)
     {
@@ -335,7 +335,7 @@ int _stdcall sendMqlRatesArrayResponse(int expertHandle, CMqlRates values[], int
             list[i] = rates;
         }
 
-        MtServerInstance::GetInstance()->SendResponse(expertHandle, gcnew MtResponseMqlRatesArray(list));
+        MtAdapter::GetInstance()->SendResponse(expertHandle, gcnew MtResponseMqlRatesArray(list));
     }
     catch (Exception^ e)
     {
@@ -357,7 +357,7 @@ int _stdcall sendMqlTickResponse(int expertHandle, CMqlTick* response, int size)
         mtResponse->last = response->last;
         mtResponse->volume = response->volume;
 
-        MtServerInstance::GetInstance()->SendResponse(expertHandle, gcnew MtResponseMqlTick(mtResponse));
+        MtAdapter::GetInstance()->SendResponse(expertHandle, gcnew MtResponseMqlTick(mtResponse));
     }
     catch (Exception^ e)
     {
@@ -384,7 +384,7 @@ int _stdcall sendMqlBookInfoArrayResponse(int expertHandle, CMqlBookInfo values[
             list[i] = info;
         }
 
-        MtServerInstance::GetInstance()->SendResponse(expertHandle, gcnew MtResponseMqlBookInfoArray(list));
+        MtAdapter::GetInstance()->SendResponse(expertHandle, gcnew MtResponseMqlBookInfoArray(list));
     }
     catch (Exception^ e)
     {
@@ -400,7 +400,7 @@ int _stdcall getCommandType(int expertHandle, int* res)
 {
     try
     {
-        *res = MtServerInstance::GetInstance()->GetCommandType(expertHandle);
+        *res = MtAdapter::GetInstance()->GetCommandType(expertHandle);
     }
     catch (Exception^ e)
     {
@@ -414,7 +414,7 @@ int _stdcall getIntValue(int expertHandle, int paramIndex, int* res)
 {
     try
     {
-        *res = (int)MtServerInstance::GetInstance()->GetCommandParameter(expertHandle, paramIndex);
+        *res = (int)MtAdapter::GetInstance()->GetCommandParameter(expertHandle, paramIndex);
     }
     catch (Exception^ e)
     {
@@ -428,7 +428,7 @@ int _stdcall getDoubleValue(int expertHandle, int paramIndex, double* res)
 {
     try
     {
-        *res = (double)MtServerInstance::GetInstance()->GetCommandParameter(expertHandle, paramIndex);
+        *res = (double)MtAdapter::GetInstance()->GetCommandParameter(expertHandle, paramIndex);
     }
     catch (Exception^ e)
     {
@@ -442,7 +442,7 @@ int _stdcall getStringValue(int expertHandle, int paramIndex, wchar_t* res)
 {
     try
     {
-        convertSystemString(res, (String^)MtServerInstance::GetInstance()->GetCommandParameter(expertHandle, paramIndex));
+        convertSystemString(res, (String^)MtAdapter::GetInstance()->GetCommandParameter(expertHandle, paramIndex));
     }
     catch (Exception^ e)
     {
@@ -456,7 +456,7 @@ int _stdcall getULongValue(int expertHandle, int paramIndex, unsigned __int64* r
 {
     try
     {
-        *res = (unsigned long)MtServerInstance::GetInstance()->GetCommandParameter(expertHandle, paramIndex);
+        *res = (unsigned long)MtAdapter::GetInstance()->GetCommandParameter(expertHandle, paramIndex);
     }
     catch (Exception^ e)
     {
@@ -470,7 +470,7 @@ int _stdcall getLongValue(int expertHandle, int paramIndex, __int64* res)
 {
     try
     {
-        *res = (long)MtServerInstance::GetInstance()->GetCommandParameter(expertHandle, paramIndex);
+        *res = (long)MtAdapter::GetInstance()->GetCommandParameter(expertHandle, paramIndex);
     }
     catch (Exception^ e)
     {
@@ -484,7 +484,7 @@ int _stdcall getBooleanValue(int expertHandle, int paramIndex, int* res)
 {
     try
     {
-        bool val = (bool)MtServerInstance::GetInstance()->GetCommandParameter(expertHandle, paramIndex);
+        bool val = (bool)MtAdapter::GetInstance()->GetCommandParameter(expertHandle, paramIndex);
         *res = val == true ? 1 : 0;
     }
     catch (Exception^ e)
@@ -499,7 +499,7 @@ int _stdcall getUIntValue(int expertHandle, int paramIndex, unsigned int* res)
 {
     try
     {
-        *res = (unsigned int)MtServerInstance::GetInstance()->GetCommandParameter(expertHandle, paramIndex);
+        *res = (unsigned int)MtAdapter::GetInstance()->GetCommandParameter(expertHandle, paramIndex);
     }
     catch (Exception^ e)
     {

MTApiService/ICommandManager.cs

@@ -1,8 +1,7 @@
 namespace MTApiService
 {
-    public interface ICommandManager
+    internal interface ICommandManager
     {
-        void EnqueueCommandTask(MtCommandTask task);
-        MtCommandTask DequeueCommandTask();
+        MtCommandTask SendCommand(MtCommand task);
     }
 }

MTApiService/ITaskExecutor.cs

@@ -0,0 +1,9 @@
+namespace MTApiService
+{
+    internal interface ITaskExecutor
+    {
+        void Execute(MtCommandTask task);
+        
+        int Handle { get; }
+    }
+}

MTApiService/LogConfigurator.cs

@@ -29,7 +29,7 @@ namespace MTApiService
 
             var roller = new RollingFileAppender
             {
-                AppendToFile = false,
+                AppendToFile = true,
                 File = $@"{System.IO.Path.GetTempPath()}{profileName}\Logs\{filename}",
                 Layout = patternLayout,
                 PreserveLogFileNameExtension = true,
@@ -41,10 +41,6 @@ namespace MTApiService
             roller.ActivateOptions();
             hierarchy.Root.AddAppender(roller);
 
-            var memory = new MemoryAppender();
-            memory.ActivateOptions();
-            hierarchy.Root.AddAppender(memory);
-
 #if (DEBUG)
             hierarchy.Root.Level = Level.Debug;
 #else

MTApiService/MTApiService.csproj

@@ -62,6 +62,7 @@
   <ItemGroup>
     <Compile Include="ICommandManager.cs" />
     <Compile Include="IMetaTraderHandler.cs" />
+    <Compile Include="ITaskExecutor.cs" />
     <Compile Include="LogConfigurator.cs" />
     <Compile Include="MtCommandEventArgs.cs" />
     <Compile Include="IDisposableChannel.cs" />
@@ -78,11 +79,11 @@
     <Compile Include="MtConnectionProfile.cs" />
     <Compile Include="MtExecutorManager.cs" />
     <Compile Include="MtExpert.cs" />
-    <Compile Include="MtInstrument.cs" />
+    <Compile Include="MtQuote.cs" />
     <Compile Include="MtResponse.cs" />
     <Compile Include="MtServer.cs" />
     <Compile Include="MtCommand.cs" />
-    <Compile Include="MtServerInstance.cs" />
+    <Compile Include="MtAdapter.cs" />
     <Compile Include="MtService.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
   </ItemGroup>

MTApiService/MtAdapter.cs

@@ -4,13 +4,13 @@ using log4net;
 
 namespace MTApiService
 {
-    public class MtServerInstance
+    public class MtAdapter
     {
         #region Fields
         private const string LogProfileName = "MtApiService";
 
-        private static readonly ILog Log = LogManager.GetLogger(typeof(MtServerInstance));
-        private static readonly MtServerInstance Instance = new MtServerInstance();
+        private static readonly ILog Log = LogManager.GetLogger(typeof(MtAdapter));
+        private static readonly MtAdapter Instance = new MtAdapter();
 
         private readonly Dictionary<int, MtServer> _servers = new Dictionary<int, MtServer>();
         private readonly Dictionary<int, MtExpert> _experts = new Dictionary<int, MtExpert>();
@@ -18,16 +18,16 @@ namespace MTApiService
 
         #region Init Instance
 
-        private MtServerInstance()
+        private MtAdapter()
         {
             LogConfigurator.Setup(LogProfileName);
         }
         
-        static MtServerInstance() 
+        static MtAdapter() 
         {
         }
 
-        public static MtServerInstance GetInstance()
+        public static MtAdapter GetInstance()
         {
             return Instance;
         }
@@ -60,7 +60,7 @@ namespace MTApiService
                 }
             }
 
-            var expert = new MtExpert(expertHandle, new MtQuote(symbol, bid, ask), mtHandler);
+            var expert = new MtExpert(expertHandle, new MtQuote { Instrument = symbol, Bid = bid, Ask = ask, ExpertHandle = expertHandle }, mtHandler);
 
             lock (_experts)
             {
@@ -111,7 +111,7 @@ namespace MTApiService
 
             if (expert != null)
             {
-                expert.Quote = new MtQuote(symbol, bid, ask);
+                expert.Quote = new MtQuote { Instrument = symbol, Bid = bid, Ask = ask, ExpertHandle = expertHandle };
             }
             else
             {
@@ -133,7 +133,7 @@ namespace MTApiService
 
             if (expert != null)
             {
-                expert.SendEvent(new MtEvent(eventType, payload));
+                expert.SendEvent(new MtEvent { EventType = eventType, Payload = payload, ExpertHandle = expertHandle });
             }
             else
             {
@@ -208,6 +208,50 @@ namespace MTApiService
 
             return retval;
         }
+
+        public object GetNamedParameter(int expertHandle, string name)
+        {
+            Log.DebugFormat("GetNamedParameter: begin. expertHandle = {0}, name = {1}", expertHandle, name);
+
+            MtExpert expert;
+            lock (_experts)
+            {
+                expert = _experts[expertHandle];
+            }
+
+            if (expert == null)
+            {
+                Log.WarnFormat("GetNamedParameter: expert with id {0} has not been found.", expertHandle);
+            }
+
+            var retval = expert?.GetNamedParameter(name);
+
+            Log.DebugFormat("GetNamedParameter: end. retval = {0}", retval);
+
+            return retval;
+        }
+
+        public bool ContainsNamedParameter(int expertHandle, string name)
+        {
+            Log.DebugFormat("ContainsNamedParameter: begin. expertHandle = {0}, name = {1}", expertHandle, name);
+
+            MtExpert expert;
+            lock (_experts)
+            {
+                expert = _experts[expertHandle];
+            }
+
+            if (expert == null)
+            {
+                Log.WarnFormat("ContainsNamedParameter: expert with id {0} has not been found.", expertHandle);
+            }
+
+            bool retval = expert != null ? expert.ContainsNamedParameter(name) : false;
+
+            Log.DebugFormat("ContainsNamedParameter: end. retval = {0}", retval);
+
+            return retval;
+        }
         #endregion
 
         #region Private Methods

MTApiService/MtApiProxy.cs

@@ -11,13 +11,13 @@ namespace MTApiService
             : base(callbackContext, binding, remoteAddress)
         {
             InnerDuplexChannel.Faulted += InnerDuplexChannel_Faulted;
-            InnerDuplexChannel.Open();
         }
 
         #region IMtApi Members
 
         public bool Connect()
         {
+            InnerDuplexChannel.Open();
             return Channel.Connect();
         }
 

MTApiService/MtClient.cs

@@ -6,38 +6,33 @@ using log4net;
 
 namespace MTApiService
 {
-    [CallbackBehavior(UseSynchronizationContext = false)]
-    public class MtClient: IMtApiCallback, IDisposable
+    [CallbackBehavior(ConcurrencyMode = ConcurrencyMode.Multiple, UseSynchronizationContext = false)]
+    public class MtClient : IMtApiCallback, IDisposable
     {
         private const string ServiceName = "MtApiService";
 
         public delegate void MtQuoteHandler(MtQuote quote);
+        public delegate void MtEventHandler(MtEvent e);
 
         #region Fields
         private static readonly ILog Log = LogManager.GetLogger(typeof(MtClient));
 
-        private MtApiProxy _proxy;
-        private bool _isConnected;
+        private readonly MtApiProxy _proxy;
         #endregion
 
-        #region Public Methods
-        public void Open(string host, int port)
+        #region ctor
+        public MtClient(string host, int port)
         {
-            Log.DebugFormat("Open: begin. host = {0}, port = {1}", host, port);
-
             if (string.IsNullOrEmpty(host))
                 throw new ArgumentNullException(nameof(host), "host is null or empty");
 
             if (port < 0 || port > 65536)
                 throw new ArgumentOutOfRangeException(nameof(port), "port value is invalid");
 
-            var urlService = $"net.tcp://{host}:{port}/{ServiceName}";
+            Host = host;
+            Port = port;
 
-            if (_proxy != null)
-            {
-                Log.Warn("Open: end. _proxy is not null.");
-                return;
-            }
+            var urlService = $"net.tcp://{host}:{port}/{ServiceName}";
 
             var bind = new NetTcpBinding(SecurityMode.None)
             {
@@ -55,28 +50,19 @@ namespace MTApiService
                     MaxNameTableCharCount = 2147483647
                 }
             };
-            // Commented next statement since it is not required
 
             _proxy = new MtApiProxy(new InstanceContext(this), bind, new EndpointAddress(urlService));
             _proxy.Faulted += ProxyFaulted;
-
-            Log.Debug("Open: end.");
         }
 
-        public void Open(int port)
+        public MtClient(int port)
         {
-            Log.DebugFormat("Open: begin. port = {0}", port);
-
             if (port < 0 || port > 65536)
                 throw new ArgumentOutOfRangeException(nameof(port), "port value is invalid");
 
-            var urlService = $"net.pipe://localhost/{ServiceName}_{port}";
+            Port = port;
 
-            if (_proxy != null)
-            {
-                Log.Warn("Open: end. _proxy is not null.");
-                return;
-            }
+            var urlService = $"net.pipe://localhost/{ServiceName}_{port}";
 
             var bind = new NetNamedPipeBinding(NetNamedPipeSecurityMode.None)
             {
@@ -94,61 +80,40 @@ namespace MTApiService
                     MaxNameTableCharCount = 2147483647
                 }
             };
-            // Commented next statement since it is not required
 
             _proxy = new MtApiProxy(new InstanceContext(this), bind, new EndpointAddress(urlService));
             _proxy.Faulted += ProxyFaulted;
-
-            Log.Debug("Open: end.");
         }
 
-        public void Close()
-        {
-            Log.Debug("Close: begin.");
 
-            if (_proxy != null)
-            {
-                _proxy.Faulted -= ProxyFaulted;
-                _proxy.Dispose();
-                _proxy = null;
-            }
-
-            _isConnected = false;
-
-            Log.Debug("Close: end.");
-        }
+        #endregion
 
+        #region Public Methods
         /// <exception cref="CommunicationException">Thrown when connection failed</exception>
         public void Connect()
         {
             Log.Debug("Connect: begin.");
 
-            if (_proxy == null)
+            if (_proxy.State != CommunicationState.Created)
             {
-                Log.Error("Connect: _proxy is not defined.");
-                throw new CommunicationException("Connection failed to service. Proxy is not defined (needs to call Open)");
-            }
-
-            if (_isConnected)
-            {
-                Log.Warn("Connected: end. Client is already connected.");
+                Log.ErrorFormat("Connected: end. Client has invalid state {0}", _proxy.State);
                 return;
             }
 
+            bool coonected;
+
             try
             {
-                _isConnected = _proxy.Connect();
+                coonected = _proxy.Connect();
             }
             catch (Exception ex)
             {
                 Log.ErrorFormat("Connect: Exception - {0}", ex.Message);
 
-                Close();
-
                 throw new CommunicationException($"Connection failed to service. {ex.Message}");
             }
 
-            if (_isConnected == false)
+            if (coonected == false)
             {
                 Log.Error("Connect: end. Connection failed.");
                 throw new CommunicationException("Connection failed");
@@ -163,72 +128,60 @@ namespace MTApiService
 
             try
             {
-                _isConnected = false;
-
-                _proxy?.Disconnect();
+                _proxy.Disconnect();
             }
             catch (Exception ex)
             {
                 Log.ErrorFormat("Disconnect: Exception - {0}", ex.Message);
-
-                Close();
             }
 
             Log.Debug("Disconnect: end.");
         }
 
         /// <exception cref="CommunicationException">Thrown when connection failed</exception>
-        public MtResponse SendCommand(int commandType, ArrayList parameters)
+        public MtResponse SendCommand(int commandType, ArrayList parameters, Dictionary<string, object> namedParams, int expertHandle)
         {
             Log.DebugFormat("SendCommand: begin. commandType = {0}, parameters count = {1}", commandType, parameters?.Count);
 
-            MtResponse result;
-
-            if (_isConnected == false)
+            if (IsConnected == false)
             {
                 Log.Error("SendCommand: Client is not connected.");
                 throw new CommunicationException("Client is not connected.");
             }
 
-            if (_proxy == null)
-            {
-                Log.Error("SendCommand: Proxy is not defined.");
-                throw new CommunicationException("Proxy is not defined.");
-            }
+            MtResponse result;
 
             try
             {
-                result = _proxy.SendCommand(new MtCommand(commandType, parameters));
+                result = _proxy.SendCommand(new MtCommand {
+                    CommandType = commandType,
+                    Parameters = parameters,
+                    NamedParams = namedParams,
+                    ExpertHandle = expertHandle});
             }
             catch (Exception ex)
             {
                 Log.ErrorFormat("SendCommand: Exception - {0}", ex.Message);
 
-                Close();
-
                 throw new CommunicationException("Service connection failed! " + ex.Message);
             }
 
+            Log.DebugFormat("SendCommand: end. result = {0}", result);
+
             return result;
         }
 
         /// <exception cref="CommunicationException">Thrown when connection failed</exception>
-        public IEnumerable<MtQuote> GetQuotes()
+        public List<MtQuote> GetQuotes()
         {
             Log.Debug("GetQuotes: begin.");
 
-            if (_isConnected == false)
+            if (IsConnected == false)
             {
                 Log.Warn("GetQuotes: end. Client is not connected.");
                 return null;
             }
 
-            if (_proxy == null)
-            {
-                Log.Warn("GetQuotes: end. _proxy is not defined.");
-                return null;
-            }
-
             List<MtQuote> result;
 
             try
@@ -239,8 +192,6 @@ namespace MTApiService
             {
                 Log.ErrorFormat("GetQuotes: Exception - {0}", ex.Message);
 
-                Close();
-
                 throw new CommunicationException($"Service connection failed! {ex.Message}");
             }
 
@@ -286,18 +237,17 @@ namespace MTApiService
         {
             Log.Debug("OnServerStopped: begin.");
 
-            Close();
             ServerDisconnected?.Invoke(this, EventArgs.Empty);
 
             Log.Debug("OnServerStopped: end.");
         }
 
 
-        public void OnMtEvent(MtEvent mtEvent)
+        public void OnMtEvent(MtEvent e)
         {
-            Log.DebugFormat("OnMtEvent: begin. event = {0}", mtEvent);
+            Log.DebugFormat("OnMtEvent: begin. event = {0}", e);
 
-            MtEventReceived?.Invoke(this, new MtEventArgs(mtEvent));
+            MtEventReceived?.Invoke(e);
 
             Log.Debug("OnMtEvent: end.");
         }
@@ -305,7 +255,10 @@ namespace MTApiService
         #endregion
 
         #region Properties
-        public bool IsConnected => _proxy.State == CommunicationState.Opened && _isConnected;
+        public string Host { get; private set; }
+        public int Port { get; private set; }
+
+        private bool IsConnected => _proxy.State == CommunicationState.Opened;
 
         #endregion
 
@@ -315,7 +268,6 @@ namespace MTApiService
         {
             Log.Debug("ProxyFaulted: begin.");
 
-            Close();
             ServerFailed?.Invoke(this, EventArgs.Empty);
 
             Log.Debug("ProxyFaulted: end.");
@@ -329,7 +281,7 @@ namespace MTApiService
         {
             Log.Debug("Dispose: begin.");
 
-            Close();
+            _proxy.Dispose();
 
             Log.Debug("Dispose: end.");
         }
@@ -342,7 +294,7 @@ namespace MTApiService
         public event MtQuoteHandler QuoteUpdated;
         public event EventHandler ServerDisconnected;
         public event EventHandler ServerFailed;
-        public event EventHandler<MtEventArgs> MtEventReceived;
+        public event MtEventHandler MtEventReceived;
         #endregion
     }
 }

MTApiService/MtCommand.cs

@@ -1,26 +1,27 @@
 using System.Runtime.Serialization;
 using System.Collections;
+using System.Collections.Generic;
 
 namespace MTApiService
 {
     [DataContract]
     public class MtCommand
     {
-        public MtCommand(int commandType, ArrayList parameters)
-        {
-            CommandType = commandType;
-            Parameters = parameters;
-        }
+        [DataMember]
+        public int CommandType { get; set; }
 
         [DataMember]
-        public int CommandType { get; private set; }
+        public ArrayList Parameters { get; set; }
 
         [DataMember]
-        public ArrayList Parameters { get; private set; }
+        public Dictionary<string, object> NamedParams { get; set; }
+
+        [DataMember]
+        public int ExpertHandle { get; set; }
 
         public override string ToString()
         {
-            return $"CommandType = {CommandType}";
+            return $"CommandType = {CommandType}; ExpertHandle = {ExpertHandle}";
         }
     }
 }

MTApiService/MtEvent.cs

@@ -7,30 +7,17 @@ namespace MTApiService
     public class MtEvent
     {
         [DataMember]
-        public int EventType { get; private set; }
+        public int EventType { get; internal set; }
 
         [DataMember]
-        public string Payload { get; private set; }
+        public string Payload { get; internal set; }
 
-        public MtEvent(int eventType, string payload)
-        {
-            EventType = eventType;
-            Payload = payload;
-        }
+        [DataMember]
+        public int ExpertHandle { get; internal set; }
 
         public override string ToString()
         {
-            return "MtEvent = " + EventType + ", Payload = " + Payload;
+            return $"EventType = {EventType}; Payload = {Payload}; ExpertHandle = {ExpertHandle}";
         }
     }
-
-    public class MtEventArgs: EventArgs
-    {
-        public MtEventArgs(MtEvent e)
-        {
-            Event = e;
-        }
-
-        public MtEvent Event { get; private set; }
-    }
 }

MTApiService/MtExecutorManager.cs

@@ -4,14 +4,13 @@ using log4net;
 
 namespace MTApiService
 {
-    internal class MtCommandExecutorManager : ICommandManager
+    internal class MtExecutorManager : ICommandManager
     {
         #region Private Fields
-        private static readonly ILog Log = LogManager.GetLogger(typeof(MtCommandExecutorManager));
-
-        private readonly List<MtExpert> _commandExecutors = new List<MtExpert>();
-        private readonly Queue<MtCommandTask> _commandTasks = new Queue<MtCommandTask>();
+        private static readonly ILog Log = LogManager.GetLogger(typeof(MtExecutorManager));
 
+        private readonly List<ITaskExecutor> _executorList = new List<ITaskExecutor>();
+        private readonly Dictionary<int, ITaskExecutor> _executorMap = new Dictionary<int, ITaskExecutor>();
         private readonly object _locker = new object();
         #endregion
 
@@ -23,149 +22,94 @@ namespace MTApiService
 
             lock (_locker)
             {
-                _commandExecutors.Clear();
-                _commandTasks.Clear();
+                _executorList.Clear();
+                _executorMap.Clear();
             }
 
             Log.Debug("Stop: end.");
         }
 
-        public void AddCommandExecutor(MtExpert commandExecutor)
+        public void AddExecutor(ITaskExecutor executor)
         {
-            if (commandExecutor == null)
-                throw new ArgumentNullException(nameof(commandExecutor));
+            if (executor == null)
+                throw new ArgumentNullException(nameof(executor));
 
-            Log.DebugFormat("AddCommandExecutor: begin. commandExecutor = {0}", commandExecutor);
+            Log.DebugFormat("AddExecutor: begin. executor = {0}", executor);
 
-            var notify = false;
             lock (_locker)
             {
-                if (_commandExecutors.Contains(commandExecutor))
+                if (_executorList.Contains(executor))
                 {
-                    Log.Warn("AddCommandExecutor: end. Command executor already exist.");
+                    Log.Warn("AddExecutor: end. Executor already exist.");
                     return;
                 }
 
-                _commandExecutors.Add(commandExecutor);
-                if (_commandTasks.Count > 0)
-                {
-                    notify = true;
-                }
-            }
-
-            commandExecutor.CommandExecuted += CommandExecutor_CommandExecuted;
-            commandExecutor.CommandManager = this;
-
-            if (notify)
-            {
-                NotifyCommandReady();
+                _executorList.Add(executor);
+                _executorMap[executor.Handle] = executor;
             }
 
             Log.Debug("AddCommandExecutor: end.");
         }
 
-        public void RemoveCommandExecutor(MtExpert commandExecutor)
+        public void RemoveExecutor(ITaskExecutor executor)
         {
-            if (commandExecutor == null)
-                throw new ArgumentNullException(nameof(commandExecutor));
+            if (executor == null)
+                throw new ArgumentNullException(nameof(executor));
 
-            Log.DebugFormat("RemoveCommandExecutor: begin. commandExecutor = {0}", commandExecutor);
+            Log.DebugFormat("RemoveExecutor: begin. executor = {0}", executor);
 
-            var notify = false;
             lock (_locker)
             {
-                if (_commandExecutors.Contains(commandExecutor) == false)
+                if (_executorList.Contains(executor) == false)
                 {
-                    Log.Warn("RemoveCommandExecutor: end. Command executor is not exist in collection.");
+                    Log.Warn("RemoveExecutor: end. Executor is not exist in collection.");
                     return;
                 }
 
-                _commandExecutors.Remove(commandExecutor);
-                if (_commandTasks.Count > 0)
+                _executorList.Remove(executor);
+                _executorMap.Remove(executor.Handle);
+            }
+
+            Log.Debug("RemoveExecutor: end.");
+        }
+
+        public MtCommandTask SendCommand(MtCommand command)
+        {
+            if (command == null)
+                throw new ArgumentNullException(nameof(command));
+
+            var task = new MtCommandTask(command);
+
+            Log.DebugFormat("SendTask: begin. command = {0}", command);
+
+            ITaskExecutor executor;
+
+            lock (_locker)
+            {
+                if (_executorMap.ContainsKey(command.ExpertHandle))
                 {
-                    notify = true;
+                    executor = _executorMap[command.ExpertHandle];
+                }
+                else
+                {
+                    executor = _executorList.Count > 0 ? _executorList[0] : null;
                 }
             }
 
-            commandExecutor.CommandExecuted -= CommandExecutor_CommandExecuted;
-            commandExecutor.CommandManager = null;
-
-            if (notify)
+            if (executor == null)
             {
-                NotifyCommandReady();
+                Log.Error("SendTask: Executor is null!");
+            }
+            else
+            {
+                executor.Execute(task);
             }
 
-            Log.Debug("RemoveCommandExecutor: end.");
+            Log.Debug("SendTask: end.");
+
+            return task;
         }
 
-        public void EnqueueCommandTask(MtCommandTask task)
-        {
-            if (task == null)
-                throw new ArgumentNullException(nameof(task));
-
-            Log.DebugFormat("EnqueueCommandTask: begin. task = {0}", task);
-
-            lock (_locker)
-            {
-                _commandTasks.Enqueue(task);
-            }
-
-            NotifyCommandReady();
-
-            Log.Debug("EnqueueCommandTask: end.");
-        }
-
-        public MtCommandTask DequeueCommandTask()
-        {
-            Log.Debug("DequeueCommandTask: called.");
-
-            lock (_locker)
-            {
-                return _commandTasks.Count > 0 ? _commandTasks.Dequeue() : null;
-            }
-        }
-
-        #endregion
-
-        #region Private Methods
-        private void NotifyCommandReady()
-        {
-            Log.Debug("NotifyCommandReady: begin.");
-
-            var commandExecutors = new List<MtExpert>();
-            lock (_locker)
-            {
-                commandExecutors.AddRange(_commandExecutors);
-            }
-
-            foreach (var executor in commandExecutors)
-            {
-                executor.NotifyCommandReady();
-            }
-
-            Log.DebugFormat("NotifyCommandReady: end. Notified executor count = {0}", commandExecutors.Count);
-        }
-
-        private void CommandExecutor_CommandExecuted(object sender, EventArgs e)
-        {
-            Log.Debug("CommandExecutor_CommandExecuted: begin.");
-
-            var notify = false;
-            lock (_locker)
-            {
-                if (_commandTasks.Count > 0)
-                {
-                    notify = true;
-                }
-            }
-
-            if (notify)
-            {
-                NotifyCommandReady();
-            }
-
-            Log.Debug("CommandExecutor_CommandExecuted: end.");
-        }
         #endregion
     }
 }

MTApiService/MtExpert.cs

@@ -1,18 +1,20 @@
 using System;
 using log4net;
+using System.Collections.Generic;
 
 namespace MTApiService
 {
-    public class MtExpert
+    internal class MtExpert: ITaskExecutor
     {
         public delegate void MtQuoteHandler(MtExpert expert, MtQuote quote);
+        public delegate void MtEventHandler(MtExpert expert, MtEvent e);
 
         #region Private Fields
         private static readonly ILog Log = LogManager.GetLogger(typeof(MtExpert));
 
         private readonly IMetaTraderHandler _mtHadler;
-        private MtCommandTask _commandTask;
-        private ICommandManager _commandManager;
+        private MtCommandTask _currentTask;
+        private readonly Queue<MtCommandTask> _taskQueue = new Queue<MtCommandTask>();
         private readonly object _locker = new object();
         #endregion
 
@@ -41,9 +43,8 @@ namespace MTApiService
         {
             Log.DebugFormat("SendResponse: begin. response = {0}", response);
 
-            _commandTask.SetResult(response);
-            _commandTask = null;
-            FireOnCommandExecuted();
+            _currentTask.SetResult(response);
+            _currentTask = null;
 
             Log.Debug("SendResponse: end.");
         }
@@ -52,20 +53,16 @@ namespace MTApiService
         {
             Log.Debug("GetCommandType: called.");
 
-            var commandManager = CommandManager;
-            if (commandManager != null)
-            {
-                _commandTask = commandManager.DequeueCommandTask();
-            }
+            _currentTask = DequeueTask();
 
-            return _commandTask?.Command?.CommandType ?? 0;
+            return _currentTask?.Command?.CommandType ?? 0;
         }
 
         public object GetCommandParameter(int index)
         {
-            Log.DebugFormat("GetCommandType: called. index = {0}", index);
+            Log.DebugFormat("GetCommandParameter: called. index = {0}", index);
 
-            var command = _commandTask?.Command;
+            var command = _currentTask?.Command;
             if (command?.Parameters != null && index >= 0 && index < command.Parameters.Count)
             {
                 return command.Parameters[index];
@@ -74,6 +71,46 @@ namespace MTApiService
             return null;
         }
 
+        public object GetNamedParameter(string name)
+        {
+            Log.DebugFormat("GetNamedParameter: called. name = {0}", name);
+
+            var command = _currentTask?.Command;
+            if (command == null)
+            {
+                Log.Warn("GetNamedParameter: command is not defined in task.");
+                return null;
+            }
+
+            if (command.NamedParams == null)
+            {
+                Log.Warn("GetNamedParameter: NamedParams is not defined in command.");
+                return null;
+            }
+
+            return command.NamedParams[name];
+        }
+
+        public bool ContainsNamedParameter(string name)
+        {
+            Log.DebugFormat("ContainsNamedParameter: called. name = {0}", name);
+
+            var command = _currentTask?.Command;
+            if (command == null)
+            {
+                Log.Warn("ContainsNamedParameter: command is not defined in task.");
+                return false;
+            }
+
+            if (command.NamedParams == null)
+            {
+                Log.Warn("ContainsNamedParameter: NamedParams is not defined in command.");
+                return false;
+            }
+
+            return command.NamedParams.ContainsKey(name);
+        }
+
         public void SendEvent(MtEvent mtEvent)
         {
             Log.DebugFormat("SendEvent: begin. event = {0}", mtEvent);
@@ -90,7 +127,22 @@ namespace MTApiService
 
         #endregion
 
+        #region ITaskExecutor
+
+        public void Execute(MtCommandTask task)
+        {
+            lock (_taskQueue)
+            {
+                _taskQueue.Enqueue(task);
+            }
+
+            NotifyCommandReady();
+        }
+
+        #endregion
+
         #region Properties
+
         private MtQuote _quote;
         public MtQuote Quote
         {
@@ -133,41 +185,34 @@ namespace MTApiService
             }
         }
 
-        public ICommandManager CommandManager
-        {
-            private get
-            {
-                lock (_locker)
-                {
-                    return _commandManager;
-                }
-            }
-            set
-            {
-                lock (_locker)
-                {
-                    _commandManager = value;
-                }
-            }
-        }
-
-        #endregion
-
-        #region IMtCommandExecutor
-        public void NotifyCommandReady()
-        {
-            Log.Debug("NotifyCommandReady: begin.");
-
-            SendTickToMetaTrader();
-
-            Log.Debug("NotifyCommandReady: end.");
-        }
         #endregion
 
         #region Private Methods
-        private void SendTickToMetaTrader()
+        private MtCommandTask DequeueTask()
         {
+            Log.Debug("DequeueTask: called.");
+
+            MtCommandTask task;
+            int count;
+
+            lock (_locker)
+            {
+                count = _taskQueue.Count;
+                task = _taskQueue.Count > 0 ? _taskQueue.Dequeue() : null;
+            }
+
+            Log.DebugFormat("DequeueTask: end. left task count = {0}.", count);
+
+            return task;
+        }
+
+        private void NotifyCommandReady()
+        {
+            Log.Debug("NotifyCommandReady: begin.");
+
             _mtHadler.SendTickToMetaTrader(Handle);
+
+            Log.Debug("NotifyCommandReady: end.");
         }
 
         private void FireOnQuoteChanged(MtQuote quote)
@@ -180,22 +225,16 @@ namespace MTApiService
             Deinited?.Invoke(this, EventArgs.Empty);
         }
 
-        private void FireOnCommandExecuted()
-        {
-            CommandExecuted?.Invoke(this, EventArgs.Empty);
-        }
-
         private void FireOnMtEvent(MtEvent mtEvent)
         {
-            OnMtEvent?.Invoke(this, new MtEventArgs(mtEvent));
+            OnMtEvent?.Invoke(this, mtEvent);
         }
         #endregion
 
         #region Events
         public event EventHandler Deinited;
         public event MtQuoteHandler QuoteChanged;
-        public event EventHandler CommandExecuted;
-        public event EventHandler<MtEventArgs> OnMtEvent;
+        public event MtEventHandler OnMtEvent;
         #endregion
     }
 }

MTApiService/MtInstrument.cs

@@ -1,29 +0,0 @@
-using System.Runtime.Serialization;
-
-namespace MTApiService
-{
-    [DataContract]
-    public class MtQuote
-    {
-        [DataMember]
-        public string Instrument { get; private set; }
-        
-        [DataMember]
-        public double Bid { get; private set; }
-
-        [DataMember]
-        public double Ask { get; private set; }
-
-        public MtQuote(string instrument, double bid, double ask)
-        {
-            Instrument = instrument;
-            Bid = bid;
-            Ask = ask;
-        }
-
-        public override string ToString()
-        {
-            return "Instrument = " + Instrument + ", Bid = " + Bid + ", Ask = " + Ask;
-        }
-    }
-}

MTApiService/MtQuote.cs

@@ -0,0 +1,25 @@
+using System.Runtime.Serialization;
+
+namespace MTApiService
+{
+    [DataContract]
+    public class MtQuote
+    {
+        [DataMember]
+        public string Instrument { get; internal set; }
+        
+        [DataMember]
+        public double Bid { get; internal set; }
+
+        [DataMember]
+        public double Ask { get; internal set; }
+
+        [DataMember]
+        public int ExpertHandle { get; internal set; }
+
+        public override string ToString()
+        {
+            return $"Instrument = {Instrument}; Bid = {Bid}; Ask = {Ask}; ExpertHandle = {ExpertHandle}";
+        }
+    }
+}

MTApiService/MtResponse.cs

@@ -12,7 +12,8 @@ namespace MTApiService
     {
         static IEnumerable<Type> GetKnownTypes()
         {
-            return new Type[] { typeof(MtResponseInt), typeof(MtResponseDouble),
+            return new Type[] { typeof(MtResponseObject),
+                                typeof(MtResponseInt), typeof(MtResponseDouble),
                                 typeof(MtResponseString), typeof(MtResponseBool),
                                 typeof(MtResponseLong), typeof(MtResponseULong),
                                 typeof(MtResponseDoubleArray), typeof(MtResponseIntArray),
@@ -22,6 +23,28 @@ namespace MTApiService
         }
 
         public abstract object GetValue();
+
+        [DataMember]
+        public int ErrorCode { get; set; }
+    }
+
+    [DataContract]
+    public class MtResponseObject : MtResponse
+    {
+        public MtResponseObject(object value)
+        {
+            Value = value;
+        }
+
+        [DataMember]
+        public object Value { get; private set; }
+
+        public override object GetValue() { return Value; }
+
+        public override string ToString()
+        {
+            return Value?.ToString() ?? string.Empty;
+        }
     }
 
     [DataContract]

MTApiService/MtServer.cs

@@ -21,7 +21,7 @@ namespace MTApiService
 
         private readonly MtService _service;
         private readonly List<ServiceHost> _hosts = new List<ServiceHost>();
-        private readonly MtCommandExecutorManager _executorManager = new MtCommandExecutorManager();
+        private readonly MtExecutorManager _executorManager = new MtExecutorManager();
         private readonly List<MtExpert> _experts = new List<MtExpert>();
         #endregion
 
@@ -62,13 +62,21 @@ namespace MTApiService
                 }
 
                 //init local pipe host
-                var localUrl = CreateConnectionAddress(null, port, true);
-                var localServiceHost = CreateServiceHost(localUrl, true);
+                var localPipeUrl = CreateConnectionAddress(null, port, true);
+                var localPipeServiceHost = CreateServiceHost(localPipeUrl, true);
+                if (localPipeServiceHost != null)
+                {
+                    _hosts.Add(localPipeServiceHost);
+                }
+
+                //init localhost
+                var localUrl = CreateConnectionAddress("localhost", port, false);
+                var localServiceHost = CreateServiceHost(localUrl, false);
                 if (localServiceHost != null)
                 {
                     _hosts.Add(localServiceHost);
                 }
-                
+
                 //init network hosts
                 var dnsHostName = Dns.GetHostName();
                 var ips = Dns.GetHostEntry(dnsHostName);
@@ -149,7 +157,7 @@ namespace MTApiService
                 _experts.Add(expert);
             }
 
-            _executorManager.AddCommandExecutor(expert);
+            _executorManager.AddExecutor(expert);
 
             _service.OnQuoteAdded(expert.Quote);
 
@@ -170,11 +178,20 @@ namespace MTApiService
                 return null;
             }
 
-            var task = new MtCommandTask(command);
-            _executorManager.EnqueueCommandTask(task);
+            var task = _executorManager.SendCommand(command);
 
             //wait for execute command in MetaTrader
-            var response = task.WaitResult(WaitResponseTime);
+            MtResponse response = null;
+            try
+            {
+                response = task.WaitResult(WaitResponseTime);
+            }
+            catch (Exception ex)
+            {
+                Log.WarnFormat("SendCommand: Exception - {0}", ex.Message);
+            }
+
+            Log.DebugFormat("SendCommand: end. response = {0}", response);
 
             return response;
         }
@@ -371,7 +388,7 @@ namespace MTApiService
                 expertsCount = _experts.Count;
             }
 
-            _executorManager.RemoveCommandExecutor(expert);
+            _executorManager.RemoveExecutor(expert);
 
             expert.Deinited -= expert_Deinited;
             expert.QuoteChanged -= expert_QuoteChanged;
@@ -398,11 +415,11 @@ namespace MTApiService
             Log.Debug("expert_QuoteChanged: end.");
         }
 
-        private void Expert_OnMtEvent(object sender, MtEventArgs e)
+        private void Expert_OnMtEvent(MtExpert expert, MtEvent e)
         {
-            Log.DebugFormat("Expert_OnMtEvent: begin. event = {0}", e.Event);
+            Log.DebugFormat("Expert_OnMtEvent: begin. expert = {0}, event = {1}", expert, e);
 
-            _service.OnMtEvent(e.Event);
+            _service.OnMtEvent(e);
 
             Log.Debug("Expert_OnMtEvent: end.");
         }

MTApiService/MtService.cs

@@ -66,7 +66,7 @@ namespace MTApiService
 
             if (callback == null)
             {
-                Log.Warn("Connect: end. Callback is not definded.");
+                Log.Warn("Connect: end. Callback is not defined.");
                 return false;
             }
 
@@ -158,7 +158,7 @@ namespace MTApiService
 
         public void QuoteUpdate(MtQuote quote)
         {
-            Log.Debug("QuoteUpdate: begin.");
+            Log.DebugFormat("QuoteUpdate: begin. quote = {0}", quote);
 
             ExecuteCallbackAction(a => a.OnQuoteUpdate(quote));
 
@@ -167,7 +167,7 @@ namespace MTApiService
 
         public void OnQuoteAdded(MtQuote quote)
         {
-            Log.Debug("OnQuoteAdded: begin.");
+            Log.DebugFormat("OnQuoteAdded: begin. quote = {0}", quote);
 
             ExecuteCallbackAction(a => a.OnQuoteAdded(quote));
 
@@ -176,18 +176,18 @@ namespace MTApiService
 
         public void OnQuoteRemoved(MtQuote quote)
         {
-            Log.Debug("OnQuoteRemoved: begin.");
+            Log.DebugFormat("OnQuoteRemoved: begin. quote = {0}", quote);
 
             ExecuteCallbackAction(a => a.OnQuoteRemoved(quote));
 
             Log.Debug("OnQuoteRemoved: end.");
         }
 
-        public void OnMtEvent(MtEvent mtEvent)
+        public void OnMtEvent(MtEvent e)
         {
-            Log.Debug("OnMtEvent: begin.");
+            Log.DebugFormat("OnMtEvent: begin.quote = {0}", e);
 
-            ExecuteCallbackAction(a => a.OnMtEvent(mtEvent));
+            ExecuteCallbackAction(a => a.OnMtEvent(e));
 
             Log.Debug("OnMtEvent: end.");
         }

MTApiService/Properties/AssemblyInfo.cs

@@ -32,5 +32,5 @@ using System.Runtime.InteropServices;
 // You can specify all the values or you can default the Build and Revision Numbers 
 // by using the '*' as shown below:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("1.0.23.0")]
-[assembly: AssemblyFileVersion("1.0.23.0")]
+[assembly: AssemblyVersion("1.0.27.0")]
+[assembly: AssemblyFileVersion("1.0.27.0")]

MTConnector/MTConnector.cpp

@@ -4,7 +4,8 @@
 
 #include "MT4Handler.h"
 #include "Windows.h"
-#include < vcclr.h >
+#include <vcclr.h>
+#include <functional>
 
 using namespace System;
 using namespace MTApiService;
@@ -17,6 +18,8 @@ using namespace System::IO;
 using namespace  System::Collections::Generic;
 using namespace System::Diagnostics;
 
+#define _DLLAPI extern "C" __declspec(dllexport)
+
 void convertSystemString(wchar_t* dest, String^ src)
 {
     pin_ptr<const wchar_t> wch = PtrToStringChars(src);
@@ -24,264 +27,241 @@ void convertSystemString(wchar_t* dest, String^ src)
     dest[wcslen(wch)] = '\0';
 }
 
-int _stdcall initExpert(int expertHandle, int port, wchar_t* symbol, double bid, double ask, wchar_t* err)
+template <typename T> T Execute(std::function<T()> func, wchar_t* err, T default_value)
 {
+    T result = default_value;
     try
     {
+        result = func();
+    }
+    catch (Exception^ e)
+    {
+        convertSystemString(err, e->Message);
+    }
+    return result;
+}
+
+_DLLAPI bool _stdcall initExpert(int expertHandle, int port, wchar_t* symbol, double bid, double ask, wchar_t* err)
+{
+    return Execute<bool>([&expertHandle, &port, symbol, &bid, &ask]() {
         MT4Handler^ mtHandler = gcnew MT4Handler();
+        MtAdapter::GetInstance()->InitExpert(expertHandle, port, gcnew String(symbol), bid, ask, mtHandler);
+        return true;
+    }, err, false);
 
-        MtServerInstance::GetInstance()->InitExpert(expertHandle, port, gcnew String(symbol), bid, ask, mtHandler);
-    }
-    catch (Exception^ e)
-    {
-        convertSystemString(err, e->Message);
-        Debug::WriteLine("[ERROR] MTConnector:initExpert(): " + e->Message);
-        return 0;
-    }
-    return 1;
 }
 
-int _stdcall deinitExpert(int expertHandle, wchar_t* err)
+_DLLAPI bool _stdcall deinitExpert(int expertHandle, wchar_t* err)
 {
-    try
-    {
-        MtServerInstance::GetInstance()->DeinitExpert(expertHandle);
-    }    
-    catch (Exception^ e)
-    {
-        convertSystemString(err, e->Message);
-        Debug::WriteLine("[ERROR] MTConnector:deinitExpert(): " + e->Message);
-        return 0;
-    }
-    return 1;
+    return Execute<bool>([&expertHandle]() {
+        MtAdapter::GetInstance()->DeinitExpert(expertHandle);
+        return true;
+    }, err, false);
 }
 
-int _stdcall updateQuote(int expertHandle, wchar_t* symbol, double bid, double ask, wchar_t* err)
+_DLLAPI bool _stdcall updateQuote(int expertHandle, wchar_t* symbol, double bid, double ask, wchar_t* err)
 {
-    try
-    {
-        MtServerInstance::GetInstance()->SendQuote(expertHandle, gcnew String(symbol), bid, ask);
-    }
-    catch (Exception^ e)
-    {
-        convertSystemString(err, e->Message);
-        Debug::WriteLine("[ERROR] MTConnector:updateQuote(): " + e->Message);
-        return 0;
-    }
-    return 1;
+    return Execute<bool>([&expertHandle, symbol, &bid, &ask]() {
+        MtAdapter::GetInstance()->SendQuote(expertHandle, gcnew String(symbol), bid, ask);
+        return true;
+    }, err, false);
 }
 
 
-int _stdcall sendEvent(int expertHandle, int eventType, wchar_t* payload, wchar_t* err)
+_DLLAPI bool _stdcall sendEvent(int expertHandle, int eventType, wchar_t* payload, wchar_t* err)
 {
-    try
-    {
-        MtServerInstance::GetInstance()->SendEvent(expertHandle, eventType, gcnew String(payload));
-    }
-    catch (Exception^ e)
-    {
-        convertSystemString(err, e->Message);
-        Debug::WriteLine("[ERROR] MTConnector:updateTimeBar(): " + e->Message);
-        return 0;
-    }
-    return 1;
+    return Execute<bool>([&expertHandle, &eventType, payload]() {
+        MtAdapter::GetInstance()->SendEvent(expertHandle, eventType, gcnew String(payload));
+        return true;
+    }, err, false);
 }
 
-int _stdcall sendIntResponse(int expertHandle, int response)
+_DLLAPI bool _stdcall sendIntResponse(int expertHandle, int response, wchar_t* err)
 {
-    try
-    {
-        MtServerInstance::GetInstance()->SendResponse(expertHandle, gcnew MtResponseInt(response));
-    }
-    catch (Exception^ e)
-    {
-        Debug::WriteLine("[ERROR] MTConnector:sendIntResponse(): " + e->Message);
-        return 0;
-    }
-    return 1;
+    return Execute<bool>([&expertHandle, &response]() {
+        MtAdapter::GetInstance()->SendResponse(expertHandle, gcnew MtResponseInt(response));
+        return true;
+    }, err, false);
 }
 
-int _stdcall sendBooleanResponse(int expertHandle, int response)
+_DLLAPI bool _stdcall sendBooleanResponse(int expertHandle, bool response, wchar_t* err)
 {
-    try
-    {
-        bool value = (response != 0) ? true : false;
-
-        MtServerInstance::GetInstance()->SendResponse(expertHandle, gcnew MtResponseBool(value));
-    }
-    catch (Exception^ e)
-    {
-        Debug::WriteLine("[ERROR] MTConnector:sendBooleanResponse(): " + e->Message);
-        return 0;
-    }
-    return 1;
+    return Execute<bool>([&expertHandle, &response]() {
+        MtAdapter::GetInstance()->SendResponse(expertHandle, gcnew MtResponseBool(response));
+        return true;
+    }, err, false);
 }
 
-int _stdcall sendDoubleResponse(int expertHandle, double response)
+_DLLAPI bool _stdcall sendDoubleResponse(int expertHandle, double response, wchar_t* err)
 {
-    try
-    {
-        MtServerInstance::GetInstance()->SendResponse(expertHandle, gcnew MtResponseDouble(response));
-    }
-    catch (Exception^ e)
-    {
-        Debug::WriteLine("[ERROR] MTConnector:sendDoubleResponse(): " + e->Message);
-        return 0;
-    }
-    return 1;
+    return Execute<bool>([&expertHandle, &response]() {
+        MtAdapter::GetInstance()->SendResponse(expertHandle, gcnew MtResponseDouble(response));
+        return true;
+    }, err, false);
 }
 
-int _stdcall sendStringResponse(int expertHandle, wchar_t* response)
+_DLLAPI bool _stdcall sendStringResponse(int expertHandle, wchar_t* response, wchar_t* err)
 {
-    try
-    {
-        MtServerInstance::GetInstance()->SendResponse(expertHandle, gcnew MtResponseString(gcnew String(response)));
-    }
-    catch (Exception^ e)
-    {
-        Debug::WriteLine("[ERROR] MTConnector:sendStringResponse(): " + e->Message);
-        return 0;
-    }
-    return 1;
+    return Execute<bool>([&expertHandle, response]() {
+        MtAdapter::GetInstance()->SendResponse(expertHandle, gcnew MtResponseString(gcnew String(response)));
+        return true;
+    }, err, false);
 }
 
-int _stdcall sendVoidResponse(int expertHandle)
+_DLLAPI bool _stdcall sendErrorResponse(int expertHandle, int code, wchar_t* message, wchar_t* err)
 {
-    try
-    {        
-        MtServerInstance::GetInstance()->SendResponse(expertHandle, nullptr);
-    }
-    catch (Exception^ e)
-    {
-        Debug::WriteLine("[ERROR] MTConnector:sendVoidResponse(): " + e->Message);
-        return 0;
-    }
-    return 1;
+    return Execute<bool>([&expertHandle, &code, message]() {
+        MtResponseString^ res = gcnew MtResponseString(gcnew String(message));
+        res->ErrorCode = code;
+        MtAdapter::GetInstance()->SendResponse(expertHandle, res);
+        return true;
+    }, err, false);
 }
 
-int _stdcall sendDoubleArrayResponse(int expertHandle, double* values, int size)
+_DLLAPI bool _stdcall sendVoidResponse(int expertHandle, wchar_t* err)
 {
-    try
-    {
+    return Execute<bool>([&expertHandle]() {
+        MtAdapter::GetInstance()->SendResponse(expertHandle, gcnew MtResponseObject(nullptr));
+        return true;
+    }, err, false);
+}
+
+_DLLAPI bool _stdcall sendDoubleArrayResponse(int expertHandle, double* values, int size, wchar_t* err)
+{
+    return Execute<bool>([&expertHandle, values, &size]() {
         array<double>^ list = gcnew array<double>(size);
-
-        for(int i = 0; i < size; i++)
+        for (int i = 0; i < size; i++)
         {
             list[i] = values[i];
         }
-
-        MtServerInstance::GetInstance()->SendResponse(expertHandle, gcnew MtResponseDoubleArray(list));
-    }
-    catch (Exception^ e)
-    {
-        Debug::WriteLine("[ERROR] MTConnector:sendDoubleArrayResponse(): " + e->Message);
-        return 0;
-    }
-    return 1;
+        MtAdapter::GetInstance()->SendResponse(expertHandle, gcnew MtResponseDoubleArray(list));
+        return true;
+    }, err, false);
 }
 
-int _stdcall sendIntArrayResponse(int expertHandle, int* values, int size)
+_DLLAPI bool _stdcall sendIntArrayResponse(int expertHandle, int* values, int size, wchar_t* err)
 {
-    try
-    {
+    return Execute<bool>([&expertHandle, values, &size]() {
         array<int>^ list = gcnew array<int>(size);
-
-        for(int i = 0; i < size; i++)
+        for (int i = 0; i < size; i++)
         {
             list[i] = values[i];
         }
-
-        MtServerInstance::GetInstance()->SendResponse(expertHandle, gcnew MtResponseIntArray(list));
-    }
-    catch (Exception^ e)
-    {
-        Debug::WriteLine("[ERROR] MTConnector:sendIntArrayResponse(): " + e->Message);
-        return 0;
-    }
-    return 1;
+        MtAdapter::GetInstance()->SendResponse(expertHandle, gcnew MtResponseIntArray(list));
+        return true;
+    }, err, false);
 }
 
-int _stdcall sendLongResponse(int expertHandle, __int64 response)
+_DLLAPI bool _stdcall sendLongResponse(int expertHandle, __int64 response, wchar_t* err)
 {
-    try
-    {
-        MtServerInstance::GetInstance()->SendResponse(expertHandle, gcnew MtResponseLong(response));
-    }
-    catch (Exception^ e)
-    {
-        Debug::WriteLine("[ERROR] MTConnector:sendLongResponse(): " + e->Message);
-        return 0;
-    }
-    return 1;
+    return Execute<bool>([&expertHandle, &response]() {
+        MtAdapter::GetInstance()->SendResponse(expertHandle, gcnew MtResponseLong(response));
+        return true;
+    }, err, false);
 }
 
-int _stdcall getCommandType(int expertHandle, int* res)
+_DLLAPI bool _stdcall getCommandType(int expertHandle, int* res, wchar_t* err)
 {
-    try
-    {
-        *res = MtServerInstance::GetInstance()->GetCommandType(expertHandle);
-    }
-    catch (Exception^ e)
-    {
-        Debug::WriteLine("[ERROR] MTConnector:getCommandType(): " + e->Message);
-        return 0;
-    }
-    return 1;
+    return Execute<bool>([&expertHandle, res]() {
+        *res = MtAdapter::GetInstance()->GetCommandType(expertHandle);
+        return true;
+    }, err, false);
 }
 
-int _stdcall getIntValue(int expertHandle, int paramIndex, int* res)
+_DLLAPI bool _stdcall getIntValue(int expertHandle, int paramIndex, int* res, wchar_t* err)
 {
-    try
-    {
-        *res = (int)MtServerInstance::GetInstance()->GetCommandParameter(expertHandle, paramIndex);
-    }
-    catch (Exception^ e)
-    {
-        Debug::WriteLine("[ERROR] MTConnector:getIntValue(): " + e->Message);
-        return 0;
-    }
-    return 1;
+    return Execute<bool>([&expertHandle, &paramIndex, res]() {
+        *res = (int)MtAdapter::GetInstance()->GetCommandParameter(expertHandle, paramIndex);
+        return true;
+    }, err, false);
 }
 
-int _stdcall getDoubleValue(int expertHandle, int paramIndex, double* res)
+// --- index parameters
+
+_DLLAPI bool _stdcall getDoubleValue(int expertHandle, int paramIndex, double* res, wchar_t* err)
 {
-    try
-    {
-        *res = (double)MtServerInstance::GetInstance()->GetCommandParameter(expertHandle, paramIndex);
-    }
-    catch (Exception^ e)
-    {
-        Debug::WriteLine("[ERROR] MTConnector:getDoubleValue(): " + e->Message);
-        return 0;
-    }
-    return 1;
+    return Execute<bool>([&expertHandle, &paramIndex, res]() {
+        *res = (double)MtAdapter::GetInstance()->GetCommandParameter(expertHandle, paramIndex);
+        return true;
+    }, err, false);
 }
 
-int _stdcall getStringValue(int expertHandle, int paramIndex, wchar_t* res)
+_DLLAPI bool _stdcall getStringValue(int expertHandle, int paramIndex, wchar_t* res, wchar_t* err)
 {
-    try
-    {
-        convertSystemString(res, (String^)MtServerInstance::GetInstance()->GetCommandParameter(expertHandle, paramIndex));
-    }
-    catch (Exception^ e)
-    {
-        Debug::WriteLine("[ERROR] MTConnector:getStringValue(): " + e->Message);
-        return 0;
-    }
-    return 1;
+    return Execute<bool>([&expertHandle, &paramIndex, res]() {
+        convertSystemString(res, (String^)MtAdapter::GetInstance()->GetCommandParameter(expertHandle, paramIndex));
+        return true;
+    }, err, false);
 }
 
-int _stdcall getBooleanValue(int expertHandle, int paramIndex, int* res)
+_DLLAPI bool _stdcall getBooleanValue(int expertHandle, int paramIndex, int* res, wchar_t* err)
 {
-    try
-    {
-        bool val = (bool)MtServerInstance::GetInstance()->GetCommandParameter(expertHandle, paramIndex);
-        *res = val == true ? 1 : 0;
-    }
-    catch (Exception^ e)
-    {
-        Debug::WriteLine("[ERROR] MT5Connector:getBooleanValue(): " + e->Message);
-        return 0;
-    }
-    return 1;
+    return Execute<bool>([&expertHandle, &paramIndex, res]() {
+        *res = (bool)MtAdapter::GetInstance()->GetCommandParameter(expertHandle, paramIndex);
+        return true;
+    }, err, false);
+}
+
+_DLLAPI bool _stdcall getLongValue(int expertHandle, int paramIndex, __int64* res, wchar_t* err)
+{
+    return Execute<bool>([&expertHandle, &paramIndex, res]() {
+        *res = (__int64)MtAdapter::GetInstance()->GetCommandParameter(expertHandle, paramIndex);
+        return true;
+    }, err, false);
+}
+
+// --- named parameters
+
+_DLLAPI bool _stdcall containsNamedValue(int expertHandle, wchar_t* paramName)
+{
+    wchar_t err[1000];
+    return Execute<bool>([&expertHandle, paramName]() {
+        return MtAdapter::GetInstance()->ContainsNamedParameter(expertHandle, gcnew String(paramName));
+    }, err, false);
+}
+
+_DLLAPI bool _stdcall getNamedIntValue(int expertHandle, wchar_t* paramName, int* res, wchar_t* err)
+{
+    return Execute<bool>([&expertHandle, paramName, res]() {
+        System::Object^ obj = MtAdapter::GetInstance()->GetNamedParameter(expertHandle, gcnew String(paramName));
+        *res = (int)obj;
+        return true;
+    }, err, false);
+}
+
+_DLLAPI bool _stdcall getNamedDoubleValue(int expertHandle, wchar_t* paramName, double* res, wchar_t* err)
+{
+    return Execute<bool>([&expertHandle, paramName, res]() {
+        System::Object^ obj = MtAdapter::GetInstance()->GetNamedParameter(expertHandle, gcnew String(paramName));
+        *res = (double)obj;
+        return true;
+    }, err, false);
+}
+
+_DLLAPI bool _stdcall getNamedStringValue(int expertHandle, wchar_t* paramName, wchar_t* res, wchar_t* err)
+{
+    return Execute<bool>([&expertHandle, paramName, res]() {
+        System::Object^ obj = MtAdapter::GetInstance()->GetNamedParameter(expertHandle, gcnew String(paramName));
+        convertSystemString(res, (String^)obj);
+        return true;
+    }, err, false);
+}
+
+_DLLAPI bool _stdcall getNamedBooleanValue(int expertHandle, wchar_t* paramName, int* res, wchar_t* err)
+{
+    return Execute<bool>([&expertHandle, paramName, res]() {
+        System::Object^ obj = MtAdapter::GetInstance()->GetNamedParameter(expertHandle, gcnew String(paramName));
+        *res = (bool)obj;
+        return true;
+    }, err, false);
+}
+
+_DLLAPI bool _stdcall getNamedLongValue(int expertHandle, wchar_t* paramName, __int64* res, wchar_t* err)
+{
+    return Execute<bool>([&expertHandle, paramName, res]() {
+        System::Object^ obj = MtAdapter::GetInstance()->GetNamedParameter(expertHandle, gcnew String(paramName));
+        if (obj != nullptr)
+            *res = (__int64)obj;
+        return true;
+    }, err, false);
 }

MTConnector/MTConnector.def

@@ -1,19 +0,0 @@
-LIBRARY MTConnector
-
-EXPORTS initExpert
-        deinitExpert
-        updateQuote
-        sendEvent
-        sendIntResponse
-        sendBooleanResponse
-        sendDoubleResponse
-        sendStringResponse
-        sendVoidResponse
-        sendDoubleArrayResponse
-        sendIntArrayResponse
-        sendLongResponse
-        getCommandType
-        getIntValue
-        getDoubleValue
-        getStringValue
-        getBooleanValue

MTConnector/MTConnector.vcxproj

@@ -96,7 +96,6 @@
     <Link>
       <GenerateDebugInformation>true</GenerateDebugInformation>
       <AdditionalDependencies>user32.lib;%(AdditionalDependencies)</AdditionalDependencies>
-      <ModuleDefinitionFile>.\MTConnector.def</ModuleDefinitionFile>
     </Link>
   </ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">
@@ -109,7 +108,6 @@
     <Link>
       <GenerateDebugInformation>true</GenerateDebugInformation>
       <AdditionalDependencies>user32.lib;%(AdditionalDependencies)</AdditionalDependencies>
-      <ModuleDefinitionFile>.\MTConnector.def</ModuleDefinitionFile>
     </Link>
   </ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">
@@ -121,7 +119,6 @@
     <Link>
       <GenerateDebugInformation>true</GenerateDebugInformation>
       <AdditionalDependencies>user32.lib;%(AdditionalDependencies)</AdditionalDependencies>
-      <ModuleDefinitionFile>.\MTConnector.def</ModuleDefinitionFile>
     </Link>
   </ItemDefinitionGroup>
   <ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
@@ -133,7 +130,6 @@
     <Link>
       <GenerateDebugInformation>true</GenerateDebugInformation>
       <AdditionalDependencies>user32.lib;%(AdditionalDependencies)</AdditionalDependencies>
-      <ModuleDefinitionFile>.\MTConnector.def</ModuleDefinitionFile>
     </Link>
   </ItemDefinitionGroup>
   <ItemGroup>
@@ -154,7 +150,6 @@
   </ItemGroup>
   <ItemGroup>
     <None Include="app.ico" />
-    <None Include="MTConnector.def" />
     <None Include="ReadMe.txt" />
   </ItemGroup>
   <ItemGroup>

MTConnector/MTConnector.vcxproj.filters

@@ -44,9 +44,6 @@
     <None Include="app.ico">
       <Filter>Resource Files</Filter>
     </None>
-    <None Include="MTConnector.def">
-      <Filter>Source Files</Filter>
-    </None>
   </ItemGroup>
   <ItemGroup>
     <ResourceCompile Include="app.rc">

MetaTraderApi_2015.sln

@@ -42,6 +42,11 @@ Project("{930C7802-8A8C-48F9-8165-68863BCCD9DD}") = "MtApi5Bootstrapper", "MtApi
 		{A9ED070F-AB4D-4380-9DDE-5D931AC71333} = {A9ED070F-AB4D-4380-9DDE-5D931AC71333}
 	EndProjectSection
 EndProject
+Project("{930C7802-8A8C-48F9-8165-68863BCCD9DD}") = "MtApiBootstrapper", "MtApiBootstrapper\MtApiBootstrapper.wixproj", "{8E63046B-56E5-4623-8808-558AD72A8F2B}"
+	ProjectSection(ProjectDependencies) = postProject
+		{78B94552-DB17-40EC-B7C6-23D32DB85DC1} = {78B94552-DB17-40EC-B7C6-23D32DB85DC1}
+	EndProjectSection
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -215,6 +220,18 @@ Global
 		{1497E285-C228-490B-9638-565E118548FB}.Release|x64.ActiveCfg = Release|x64
 		{1497E285-C228-490B-9638-565E118548FB}.Release|x86.ActiveCfg = Release|x86
 		{1497E285-C228-490B-9638-565E118548FB}.Release|x86.Build.0 = Release|x86
+		{8E63046B-56E5-4623-8808-558AD72A8F2B}.Debug|Any CPU.ActiveCfg = Debug|x86
+		{8E63046B-56E5-4623-8808-558AD72A8F2B}.Debug|Win32.ActiveCfg = Debug|x86
+		{8E63046B-56E5-4623-8808-558AD72A8F2B}.Debug|Win32.Build.0 = Debug|x86
+		{8E63046B-56E5-4623-8808-558AD72A8F2B}.Debug|x64.ActiveCfg = Debug|x86
+		{8E63046B-56E5-4623-8808-558AD72A8F2B}.Debug|x86.ActiveCfg = Debug|x86
+		{8E63046B-56E5-4623-8808-558AD72A8F2B}.Debug|x86.Build.0 = Debug|x86
+		{8E63046B-56E5-4623-8808-558AD72A8F2B}.Release|Any CPU.ActiveCfg = Release|x86
+		{8E63046B-56E5-4623-8808-558AD72A8F2B}.Release|Win32.ActiveCfg = Release|x86
+		{8E63046B-56E5-4623-8808-558AD72A8F2B}.Release|Win32.Build.0 = Release|x86
+		{8E63046B-56E5-4623-8808-558AD72A8F2B}.Release|x64.ActiveCfg = Release|x86
+		{8E63046B-56E5-4623-8808-558AD72A8F2B}.Release|x86.ActiveCfg = Release|x86
+		{8E63046B-56E5-4623-8808-558AD72A8F2B}.Release|x86.Build.0 = Release|x86
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE

MtApi/EnumAlignMode.cs

@@ -0,0 +1,9 @@
+namespace MtApi
+{
+    public enum EnumAlignMode
+    {
+        ALIGN_LEFT      = 1,
+        ALIGN_CENTER    = 2,
+        ALIGN_RIGHT     = 0
+    }
+}

MtApi/EnumChartPropertyDouble.cs

@@ -0,0 +1,13 @@
+namespace MtApi
+{
+    public enum EnumChartPropertyDouble
+    {
+        CHART_SHIFT_SIZE        = 3,
+        CHART_FIXED_POSITION    = 41,
+        CHART_FIXED_MAX         = 8,
+        CHART_FIXED_MIN         = 9,
+        CHART_POINTS_PER_BAR    = 11,
+        CHART_PRICE_MIN         = 108,
+        CHART_PRICE_MAX         = 109
+    }
+}

MtApi/EnumChartPropertyInteger.cs

@@ -0,0 +1,55 @@
+namespace MtApi
+{
+    public enum EnumChartPropertyInteger
+    {
+        CHART_BRING_TO_TOP          = 35,
+        CHART_MOUSE_SCROLL          = 42,
+        CHART_EVENT_MOUSE_MOVE      = 40,
+        CHART_EVENT_OBJECT_CREATE   = 38,
+        CHART_EVENT_OBJECT_DELETE   = 39,
+        CHART_MODE                  = 0,
+        CHART_FOREGROUND            = 1,
+        CHART_SHIFT                 = 2,
+        CHART_AUTOSCROLL            = 4,
+        CHART_QUICK_NAVIGATION      = 45,
+        CHART_SCALE                 = 5,
+        CHART_SCALEFIX              = 6,
+        CHART_SCALEFIX_11           = 7,
+        CHART_SCALE_PT_PER_BAR      = 10,
+        CHART_SHOW_OHLC             = 12,
+        CHART_SHOW_BID_LINE         = 13,
+        CHART_SHOW_ASK_LINE         = 14,
+        CHART_SHOW_LAST_LINE        = 15,
+        CHART_SHOW_PERIOD_SEP       = 16,
+        CHART_SHOW_GRID             = 17,
+        CHART_SHOW_VOLUMES          = 18,
+        CHART_SHOW_OBJECT_DESCR     = 19,
+        CHART_VISIBLE_BARS          = 100,
+        CHART_WINDOWS_TOTAL         = 101,
+        CHART_WINDOW_IS_VISIBLE     = 102,
+        CHART_WINDOW_HANDLE         = 103,
+        CHART_WINDOW_YDISTANCE      = 110,
+        CHART_FIRST_VISIBLE_BAR     = 104,
+        CHART_WIDTH_IN_BARS         = 105,
+        CHART_WIDTH_IN_PIXELS       = 106,
+        CHART_HEIGHT_IN_PIXELS      = 107,
+        CHART_COLOR_BACKGROUND      = 21,
+        CHART_COLOR_FOREGROUND      = 22,
+        CHART_COLOR_GRID            = 23,
+        CHART_COLOR_VOLUME          = 24,
+        CHART_COLOR_CHART_UP        = 25,
+        CHART_COLOR_CHART_DOWN      = 26,
+        CHART_COLOR_CHART_LINE      = 27,
+        CHART_COLOR_CANDLE_BULL     = 28,
+        CHART_COLOR_CANDLE_BEAR     = 29,
+        CHART_COLOR_BID             = 30,
+        CHART_COLOR_ASK             = 31,
+        CHART_COLOR_LAST            = 32,
+        CHART_COLOR_STOP_LEVEL      = 33,
+        CHART_SHOW_TRADE_LEVELS     = 34,
+        CHART_DRAG_TRADE_LEVELS     = 43,
+        CHART_SHOW_DATE_SCALE       = 36,
+        CHART_SHOW_PRICE_SCALE      = 37,
+        CHART_IS_OFFLINE            = 112
+    }
+}

MtApi/EnumChartPropertyString.cs

@@ -0,0 +1,7 @@
+namespace MtApi
+{
+    public enum EnumChartPropertyString
+    {
+        CHART_COMMENT = 20
+    }
+}

MtApi/EnumColorFormat.cs

@@ -0,0 +1,9 @@
+namespace MtApi
+{
+    enum EnumColorFormat
+    {
+        COLOR_FORMAT_XRGB_NOALPHA       = 0, //The component of the alpha channel is ignored
+        COLOR_FORMAT_ARGB_RAW           = 1, //Color components are not handled by the terminal (must be correctly set by the user)
+        COLOR_FORMAT_ARGB_NORMALIZE     = 2  //Color components are handled by the terminal
+    }
+}

MtApi/EnumObject.cs

@@ -0,0 +1,46 @@
+namespace MtApi
+{
+    public enum EnumObject
+    {
+        OBJ_VLINE               = 0, //Vertical Line
+        OBJ_HLINE               = 1, //Horizontal Line
+        OBJ_TREND               = 2, //Trend Line
+        BJ_TRENDBYANGLE         = 3, //Trend Line By Angle
+        OBJ_CYCLES              = 20, //Cycle Lines
+        OBJ_CHANNEL             = 5, //Equidistant Channel
+        OBJ_STDDEVCHANNEL       = 6, //Standard Deviation Channel
+        OBJ_REGRESSION          = 4, //Linear Regression Channel
+        OBJ_PITCHFORK           = 19, //Andrews’ Pitchfork
+        OBJ_GANNLINE            = 7, //Gann Line
+        OBJ_GANNFAN             = 8, //Gann Fan
+        OBJ_GANNGRID            = 9, //Gann Grid
+        OBJ_FIBO                = 10, //Fibonacci Retracement
+        OBJ_FIBOTIMES           = 11, //Fibonacci Time Zones
+        OBJ_FIBOFAN             = 12, //Fibonacci Fan
+        OBJ_FIBOARC             = 13, //Fibonacci Arcs
+        OBJ_FIBOCHANNEL         = 15, //Fibonacci Channel
+        OBJ_EXPANSION           = 14, //Fibonacci Expansion
+        OBJ_RECTANGLE           = 16, //Rectangle
+        OBJ_TRIANGLE            = 17, //Triangle
+        OBJ_ELLIPSE             = 18, //Ellipse
+        OBJ_ARROW_THUMB_UP      = 29, //Thumbs Up
+        OBJ_ARROW_THUMB_DOWN    = 30, //Thumbs Down
+        OBJ_ARROW_UP            = 31, //Arrow Up
+        OBJ_ARROW_DOWN          = 32, //Arrow Down
+        OBJ_ARROW_STOP          = 33, //Stop Sign
+        OBJ_ARROW_CHECK         = 34, //Check Sign
+        OBJ_ARROW_LEFT_PRICE    = 35, //Left Price Label
+        OBJ_ARROW_RIGHT_PRICE   = 36, //Right Price Label
+        OBJ_ARROW_BUY           = 37, //Buy Sign
+        OBJ_ARROW_SELL          = 38, //Sell Sign
+        OBJ_ARROW               = 22, //Arrow
+        OBJ_TEXT                = 21, //Text
+        OBJ_LABEL               = 23, //Label
+        OBJ_BUTTON              = 25, //Button
+        OBJ_BITMAP              = 26, //Bitmap
+        OBJ_BITMAP_LABEL        = 24, //Bitmap Label
+        OBJ_EDIT                = 27, //Edit
+        OBJ_EVENT               = 42, //The "Event" object corresponding to an event in the economic calendar
+        OBJ_RECTANGLE_LABEL     = 28 //The "Rectangle label" object for creating and designing the custom graphical interface.
+    }
+}

MtApi/EnumObjectPropertyDouble.cs

@@ -0,0 +1,11 @@
+namespace MtApi
+{
+    public enum EnumObjectPropertyDouble
+    {
+        OBJPROP_PRICE       = 20, // Price coordinate
+        OBJPROP_LEVELVALUE  = 204, // Level value
+        OBJPROP_SCALE       = 12, // Scale (properties of Gann objects, Fibonacci Arcs and Ellipse)
+        OBJPROP_ANGLE       = 13, // Angle.  For the objects with no angle specified, created from a program, the value is equal to EMPTY_VALUE
+        OBJPROP_DEVIATION   = 16, // Deviation for the Standard Deviation Channel
+    }
+}

MtApi/EnumObjectPropertyInteger.cs

@@ -0,0 +1,40 @@
+namespace MtApi
+{
+    public enum EnumObjectPropertyInteger
+    {
+        OBJPROP_COLOR           = 6,
+        OBJPROP_STYLE           = 7,
+        OBJPROP_WIDTH           = 8,
+        OBJPROP_BACK            = 9,
+        OBJPROP_ZORDER          = 207,
+        OBJPROP_HIDDEN          = 208,
+        OBJPROP_SELECTED        = 17,
+        OBJPROP_READONLY        = 1028,
+        OBJPROP_TYPE            = 18,
+        OBJPROP_TIME            = 19,
+        OBJPROP_SELECTABLE      = 1000,
+        OBJPROP_CREATETIME      = 998,
+        OBJPROP_LEVELS          = 200,
+        OBJPROP_LEVELCOLOR      = 201,
+        OBJPROP_LEVELSTYLE      = 202,
+        OBJPROP_LEVELWIDTH      = 203,
+        OBJPROP_ALIGN           = 1036,
+        OBJPROP_FONTSIZE        = 100,
+        OBJPROP_RAY_RIGHT       = 1004,
+        OBJPROP_ELLIPSE         = 11,
+        OBJPROP_ARROWCODE       = 14,
+        OBJPROP_TIMEFRAMES      = 15,
+        OBJPROP_ANCHOR          = 1011,
+        OBJPROP_XDISTANCE       = 102,
+        OBJPROP_YDISTANCE       = 103,
+        OBJPROP_STATE           = 1018,
+        OBJPROP_XSIZE           = 1019,
+        OBJPROP_YSIZE           = 1020,
+        OBJPROP_XOFFSET         = 1033,
+        OBJPROP_YOFFSET         = 1034,
+        OBJPROP_BGCOLOR         = 1025,
+        OBJPROP_CORNER          = 101,
+        OBJPROP_BORDER_TYPE     = 1029,
+        OBJPROP_BORDER_COLOR    = 1035
+    }
+}

MtApi/EnumObjectPropertyString.cs

@@ -0,0 +1,13 @@
+namespace MtApi
+{
+    public enum EnumObjectPropertyString
+    {
+        OBJPROP_NAME        = 1037,
+        OBJPROP_TEXT        = 999,
+        OBJPROP_TOOLTIP     = 206,
+        OBJPROP_LEVELTEXT   = 205,
+        OBJPROP_FONT        = 1001,
+        OBJPROP_BMPFILE     = 1017,
+        OBJPROP_SYMBOL      = 1021
+    }
+}

MtApi/EnumSeriesInfoInteger.cs

@@ -0,0 +1,10 @@
+namespace MtApi
+{
+    public enum EnumSeriesInfoInteger
+    {
+        SERIES_BARS_COUNT           = 0,
+        SERIES_FIRSTDATE            = 1,
+        SERIES_LASTBAR_DATE         = 5,
+        SERIES_SERVER_FIRSTDATE     = 2
+    }
+}

MtApi/EnumSymbolInfoDouble.cs

@@ -0,0 +1,46 @@
+namespace MtApi
+{
+    // https://docs.mql4.com/constants/environment_state/marketinfoconstants#enum_symbol_info_double
+    public enum EnumSymbolInfoDouble
+    {
+        SYMBOL_BID                          = 1, // Bid - best sell offer
+        SYMBOL_BIDHIGH                      = 2, // Not supported
+        SYMBOL_BIDLOW                       = 3, // Not supported
+        SYMBOL_ASK                          = 4, // Ask - best buy offer
+        SYMBOL_ASKHIGH                      = 5, // Not supported
+        SYMBOL_ASKLOW                       = 6, // Not supported
+        SYMBOL_LAST                         = 7, // Not supported
+        SYMBOL_LASTHIGH                     = 8, // Not supported
+        SYMBOL_LASTLOW                      = 9, // Not supported
+        SYMBOL_POINT                        = 16, // Symbol point value
+        SYMBOL_TRADE_TICK_VALUE             = 26, // Value of SYMBOL_TRADE_TICK_VALUE_PROFIT
+        SYMBOL_TRADE_TICK_VALUE_PROFIT      = 53, // Not supported
+        SYMBOL_TRADE_TICK_VALUE_LOSS        = 54, // Not supported
+        SYMBOL_TRADE_TICK_SIZE              = 27, // Minimal price change
+        SYMBOL_TRADE_CONTRACT_SIZE          = 28, // Trade contract size
+        SYMBOL_VOLUME_MIN                   = 34, // Minimal volume for a deal
+        SYMBOL_VOLUME_MAX                   = 35, // Maximal volume for a deal
+        SYMBOL_VOLUME_STEP                  = 36, // Minimal volume change step for deal execution
+        SYMBOL_VOLUME_LIMIT                 = 55, // Not supported
+        SYMBOL_SWAP_LONG                    = 38, // Buy order swap value
+        SYMBOL_SWAP_SHORT                   = 39, // Sell order swap value
+        SYMBOL_MARGIN_INITIAL               = 42, // Initial margin means the amount in the margin currency required for opening an order with the volume of one lot. It is used for checking a client's assets when he or she enters the market.
+        SYMBOL_MARGIN_MAINTENANCE           = 43, // The maintenance margin. If it is set, it sets the margin amount in the margin currency of the symbol, charged from one lot. It is used for checking a client's assets when his/her account state changes. If the maintenance margin is equal to 0, the initial margin is used.
+        SYMBOL_MARGIN_LONG                  = 44, // Not supported
+        SYMBOL_MARGIN_SHORT                 = 45, // Not supported
+        SYMBOL_MARGIN_LIMIT                 = 46, // Not supported
+        SYMBOL_MARGIN_STOP                  = 47, // Not supported
+        SYMBOL_MARGIN_STOPLIMIT             = 48, // Not supported
+        SYMBOL_SESSION_VOLUME               = 57, // Not supported
+        SYMBOL_SESSION_TURNOVER             = 58, // Not supported
+        SYMBOL_SESSION_INTEREST             = 59, // Not supported
+        SYMBOL_SESSION_BUY_ORDERS_VOLUME    = 61, // Not supported
+        SYMBOL_SESSION_SELL_ORDERS_VOLUME   = 63, // Not supported
+        SYMBOL_SESSION_OPEN                 = 64, // Not supported
+        SYMBOL_SESSION_CLOSE                = 65, // Not supported
+        SYMBOL_SESSION_AW                   = 66, // Not supported
+        SYMBOL_SESSION_PRICE_SETTLEMENT     = 67, // Not supported
+        SYMBOL_SESSION_PRICE_LIMIT_MIN      = 68, // Not supported
+        SYMBOL_SESSION_PRICE_LIMIT_MAX      = 69, // Not supported
+    }
+}

MtApi/EnumTerminalInfoDouble.cs

@@ -0,0 +1,8 @@
+namespace MtApi
+{
+    // https://docs.mql4.com/constants/environment_state/terminalstatus#enum_terminal_info_double
+    public enum EnumTerminalInfoDouble
+    {
+        TERMINAL_COMMUNITY_BALANCE  = 25 // Balance in MQL5.community
+    }
+}

MtApi/EnumTerminalInfoInteger.cs

@@ -0,0 +1,27 @@
+namespace MtApi
+{
+    // https://docs.mql4.com/constants/environment_state/terminalstatus#enum_terminal_info_integer
+    public enum EnumTerminalInfoInteger
+    {
+        TERMINAL_BUILD                  = 5, // The client terminal build number
+        TERMINAL_COMMUNITY_ACCOUNT      = 23, // The flag indicates the presence of MQL5.community authorization data in the terminal
+        TERMINAL_COMMUNITY_CONNECTION   = 24, // Connection to MQL5.community
+        TERMINAL_CONNECTED              = 6, // Connection to a trade server
+        TERMINAL_DLLS_ALLOWED           = 7, // Permission to use DLL
+        TERMINAL_TRADE_ALLOWED          = 8, // Permission to trade
+        TERMINAL_EMAIL_ENABLED          = 9, // Permission to send e-mails using SMTP-server and login, specified in the terminal settings
+        TERMINAL_FTP_ENABLED            = 10, // Permission to send reports using FTP-server and login, specified in the terminal settings
+        TERMINAL_NOTIFICATIONS_ENABLED  = 26, // Permission to send notifications to smartphone
+        TERMINAL_MAXBARS                = 11, // The maximal bars count on the chart
+        TERMINAL_MQID                   = 22, // The flag indicates the presence of MetaQuotes ID data to send Push notifications
+        TERMINAL_CODEPAGE               = 12, // Number of the code page of the language installed in the client terminal
+        TERMINAL_CPU_CORES              = 21, // The number of CPU cores in the system
+        TERMINAL_DISK_SPACE             = 20, // Free disk space for the MQL4\Files folder of the terminal, Mb
+        TERMINAL_MEMORY_PHYSICAL        = 14, // Physical memory in the system, Mb
+        TERMINAL_MEMORY_TOTAL           = 15, // Memory available to the process of the terminal , Mb
+        TERMINAL_MEMORY_AVAILABLE       = 16, // Free memory of the terminal process, Mb
+        TERMINAL_MEMORY_USED            = 17, // Memory used by the terminal , Mb
+        TERMINAL_SCREEN_DPI             = 27, // The resolution of information display on the screen is measured as number of Dots in a line per Inch (DPI). Knowing the parameter value, you can set the size of graphical objects so that they look the same on monitors with different resolution characteristics.
+        TERMINAL_PING_LAST              = 28  // The last known value of a ping to a trade server in microseconds. One second comprises of one million microseconds
+    }
+}

MtApi/ExtensionMethods.cs

@@ -1,42 +0,0 @@
-using System;
-using System.Threading.Tasks;
-
-namespace MtApi
-{
-    static class ExtensionMethods
-    {
-        #region Event Methods
-
-        public static Task FireEventAsync(this MtApiQuoteHandler evenHandler, object sender, string symbol, double bid, double ask)
-        {
-            return Task.Factory.StartNew(() =>
-            {
-                evenHandler?.Invoke(sender, symbol, bid, ask);
-            });
-        }
-
-        public static Task FireEventAsync(this EventHandler eventHandler, object sender)
-        {
-            return Task.Factory.StartNew(() =>
-            {
-                eventHandler?.Invoke(sender, EventArgs.Empty);
-            });
-        }
-
-        public static Task FireEventAsync<T>(this EventHandler<T> eventHandler, object sender, T e)
-            where T : EventArgs
-        {
-            return Task.Factory.StartNew(() =>
-            {
-                eventHandler?.Invoke(sender, e);
-            });
-        }
-
-        #endregion
-
-        public static MtQuote Convert(this MTApiService.MtQuote quote)
-        {
-            return (quote != null) ? new MtQuote(quote.Instrument, quote.Bid, quote.Ask) : null;
-        }
-    }
-}

MtApi/FlagFontStyle.cs

@@ -0,0 +1,30 @@
+using System;
+
+namespace MtApi
+{
+    [Flags]
+    public enum FlagFontStyle
+    {
+        //Flags for specifying font style
+        FONT_ITALIC     = -2147483648,
+        FONT_UNDERLINE  = 1073741824,
+        FONT_STRIKEOUT  = 536870912,
+
+        //Flags for specifying font width
+        FW_DONTCARE     = 0,
+        FW_THIN         = 1,
+        FW_EXTRALIGHT   = 2,
+        FW_ULTRALIGHT   = 3,
+        FW_LIGHT        = 4,
+        FW_NORMAL       = 5,
+        FW_REGULAR      = 6,
+        FW_MEDIUM       = 7,
+        FW_SEMIBOLD     = 8,
+        FW_DEMIBOLD     = 9,
+        FW_BOLD         = 10,
+        FW_EXTRABOLD    = 11,
+        FW_ULTRABOLD    = 12,
+        FW_HEAVY        = 13,
+        FW_BLACK        = 14
+    }
+}

MtApi/MarketInfoModeType.cs

@@ -1,9 +1,4 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-
-namespace MtApi
+namespace MtApi
 {
     public enum MarketInfoModeType
     {

MtApi/Monitors/TimeframeTradeMonitor.cs

@@ -4,7 +4,7 @@ namespace MtApi.Monitors
     public class TimeframeTradeMonitor : TradeMonitor
     {
         #region Fields
-        private volatile bool _isStarted = false;
+        private volatile bool _isStarted;
         #endregion
 
         #region ctor
@@ -23,13 +23,8 @@ namespace MtApi.Monitors
         // Returns:
         //     true if PositionMonitor should check orders
         //     otherwise, false.
-        public override bool IsStarted
-        {
-            get
-            {
-                return _isStarted;
-            }
-        }
+        public override bool IsStarted => _isStarted;
+
         #endregion
 
         #region Protected Methods

MtApi/Monitors/TradeMonitor.cs

@@ -13,7 +13,7 @@ namespace MtApi.Monitors
         #endregion
 
         #region ctor
-        public TradeMonitor(MtApiClient apiClient)
+        protected TradeMonitor(MtApiClient apiClient)
         {
             if (apiClient == null)
                 throw new ArgumentNullException(nameof(apiClient));
@@ -73,13 +73,7 @@ namespace MtApi.Monitors
         protected abstract void OnMtConnected();
         protected abstract void OnMtDisconnected();
 
-        public bool IsMtConnected
-        {
-            get
-            {
-                return _apiClient.ConnectionState == MtConnectionState.Connected;
-            }
-        }
+        public bool IsMtConnected => _apiClient.ConnectionState == MtConnectionState.Connected;
 
         protected void Check()
         {
@@ -113,12 +107,12 @@ namespace MtApi.Monitors
                 prevOrders = _prevOrders;
             }
 
-            if (_prevOrders != null) //skip checking on first load orders
+            if (prevOrders != null) //skip checking on first load orders
             {
                 //check open orders
                 foreach (var order in tradesOrders)
                 {
-                    if (_prevOrders.Find(a => a.Ticket == order.Ticket) == null)
+                    if (prevOrders.Find(a => a.Ticket == order.Ticket) == null)
                     {
                         openedOrders.Add(order);
                     }
@@ -126,7 +120,7 @@ namespace MtApi.Monitors
 
                 //check closed orders
                 var closeOrdersTemp = new List<MtOrder>();
-                foreach (var order in _prevOrders)
+                foreach (var order in prevOrders)
                 {
                     if (tradesOrders.Find(a => a.Ticket == order.Ticket) == null)
                     {
@@ -180,10 +174,7 @@ namespace MtApi.Monitors
                 _prevOrders = null;
             }
 
-            Task.Factory.StartNew(() =>
-            {
-                Check();
-            });
+            Task.Factory.StartNew(Check);
         }
         #endregion
     }

MtApi/MqlRates.cs

@@ -5,12 +5,7 @@ namespace MtApi
     public class MqlRates
     {
         public int MtTime { get; set; }
-
-        public DateTime Time
-        {
-            get { return MtApiTimeConverter.ConvertFromMtTime(MtTime); }
-        }
-
+        public DateTime Time => MtApiTimeConverter.ConvertFromMtTime(MtTime);
         public double Open { get; set; }
         public double High { get; set; }
         public double Low { get; set; }

MtApi/MqlTick.cs

@@ -0,0 +1,14 @@
+using System;
+
+namespace MtApi
+{
+    public class MqlTick
+    {
+        public int MtTime { get; set; }
+        public DateTime Time => MtApiTimeConverter.ConvertFromMtTime(MtTime);
+        public double Bid { get; set; }
+        public double Ask { get; set; }
+        public double Last { get; set; }
+        public ulong Volume { get; set; }
+    }
+}

MtApi/MtApi.csproj

@@ -59,10 +59,24 @@
   </ItemGroup>
   <ItemGroup>
     <Compile Include="ChartPeriod.cs" />
+    <Compile Include="EnumAlignMode.cs" />
+    <Compile Include="EnumChartPropertyDouble.cs" />
+    <Compile Include="EnumChartPropertyInteger.cs" />
+    <Compile Include="EnumChartPropertyString.cs" />
+    <Compile Include="EnumColorFormat.cs" />
+    <Compile Include="EnumObject.cs" />
+    <Compile Include="EnumObjectPropertyDouble.cs" />
+    <Compile Include="EnumObjectPropertyInteger.cs" />
+    <Compile Include="EnumObjectPropertyString.cs" />
+    <Compile Include="EnumSeriesInfoInteger.cs" />
+    <Compile Include="EnumSymbolInfoDouble.cs" />
     <Compile Include="EnumSymbolInfoInteger.cs" />
-    <Compile Include="ExtensionMethods.cs" />
+    <Compile Include="EnumTerminalInfoDouble.cs" />
+    <Compile Include="EnumTerminalInfoInteger.cs" />
+    <Compile Include="FlagFontStyle.cs" />
     <Compile Include="Monitors\AvailabilityOrdersEventArgs.cs" />
     <Compile Include="MqlRates.cs" />
+    <Compile Include="MqlTick.cs" />
     <Compile Include="MtConnectionEventArgs.cs" />
     <Compile Include="MtConnectionException.cs" />
     <Compile Include="MtConnectionState.cs" />
@@ -92,16 +106,22 @@
     <Compile Include="Requests\OrderDeleteRequest.cs" />
     <Compile Include="Requests\OrderModifyRequest.cs" />
     <Compile Include="Requests\OrderSendRequest.cs" />
+    <Compile Include="Requests\SeriesInfoIntegerRequest.cs" />
     <Compile Include="Requests\SessionRequest.cs" />
     <Compile Include="Requests\RequestBase.cs" />
     <Compile Include="Requests\RequestType.cs" />
+    <Compile Include="Requests\SymbolInfoDoubleRequest.cs" />
+    <Compile Include="Requests\SymbolInfoTickRequest.cs" />
     <Compile Include="Responses\CopyRatesResponse.cs" />
     <Compile Include="Responses\GetOrderResponse.cs" />
     <Compile Include="Responses\GetOrdersResponse.cs" />
     <Compile Include="Responses\ICustomResponse.cs" />
     <Compile Include="Responses\OrderSendResponse.cs" />
+    <Compile Include="Responses\SeriesInfoIntegerResponse.cs" />
     <Compile Include="Responses\SessionResponse.cs" />
     <Compile Include="Responses\ResponseBase.cs" />
+    <Compile Include="Responses\SymbolInfoDoubleResponse.cs" />
+    <Compile Include="Responses\SymbolInfoTickResponse.cs" />
     <Compile Include="SeriesIdentifier.cs" />
     <Compile Include="TimeBarArgs.cs" />
     <Compile Include="Monitors\TimeframeTradeMonitor.cs" />

MtApi/MtApiColorConverter.cs

@@ -13,9 +13,9 @@ namespace MtApi
             return Color.FromArgb((byte)(color), (byte)(color >> 8), (byte)(color >> 16));
         }
 
-        public static int ConvertToMtColor(Color color)
+        public static int ConvertToMtColor(Color? color)
         {
-            return color == Color.Empty ? 0xffffff : (Color.FromArgb(color.B, color.G, color.R).ToArgb() & 0xffffff);
+            return color == null || color == Color.Empty ? 0xffffff : (Color.FromArgb(color.Value.B, color.Value.G, color.Value.R).ToArgb() & 0xffffff);
         }
     }
 }

MtApi/MtApiTimeConverter.cs

@@ -13,13 +13,13 @@ namespace MtApi
             return new DateTime(tmpTime.Ticks + (time * 0x989680L));
         }
 
-        public static int ConvertToMtTime(DateTime time)
+        public static int ConvertToMtTime(DateTime? time)
         {
             int result = 0;
-            if (time != DateTime.MinValue)
+            if (time != null && time != DateTime.MinValue)
             {
                 DateTime tmpTime = new DateTime(1970, 1, 1);
-                result = (int)((time.Ticks - tmpTime.Ticks) / 0x989680L);
+                result = (int)((time.Value.Ticks - tmpTime.Ticks) / 0x989680L);
             }
             return result;
         }

MtApi/MtCommandType.cs

@@ -1,9 +1,4 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-
-namespace MtApi
+namespace MtApi
 {
     enum MtCommandType
     {
@@ -58,9 +53,15 @@ namespace MtApi
         IsVisualMode                        = 37,
         UninitializeReason                  = 38,
         ErrorDescription                    = 39,
+        TerminalCompany                     = 68,
+        TerminalName                        = 69,
+        TerminalPath                        = 70,
+        TerminalInfoString                  = 153,
+        TerminalInfoInteger                 = 204,
+        TerminalInfoDouble                  = 205,
 
         //Account Information
-        AccountBalance                      = 40,
+        AccountBalance = 40,
         AccountCredit                       = 41,
         AccountCompany                      = 42,
         AccountCurrency                     = 43,
@@ -91,11 +92,6 @@ namespace MtApi
         SendMail                            = 66,
         Sleep                               = 67,
 
-        //Client Terminal
-        TerminalCompany                     = 68,
-        TerminalName                        = 69,
-        TerminalPath                        = 70,
-
         //Date and Time
         Day                                 = 71,
         DayOfWeek                           = 72,
@@ -139,8 +135,8 @@ namespace MtApi
         iBullsPower                         = 106,
         iCCI                                = 107,
         iCCIOnArray                         = 108,
-        iCustom                             = 109,
-        iCustom_d                           = 10109,
+        //iCustom                             = 109,
+        //iCustom_d                           = 10109,
         iDeMarker                           = 110,
         iEnvelopes                          = 111,
         iEnvelopesOnArray                   = 112,
@@ -188,8 +184,6 @@ namespace MtApi
         //
         RefreshRates                        = 150,
         //
-        TerminalInfoString                  = 153,
-        SymbolInfoString                    = 154,
 
         //Requests
         MtRequest                           = 155,
@@ -197,10 +191,92 @@ namespace MtApi
         //Backtesting
         BacktestingReady                    = 156,
 
-        //Symbols
+        //Market Info
+        SymbolInfoString                    = 154,
         SymbolsTotal                        = 200,
         SymbolName                          = 201,
         SymbolSelect                        = 202,
-        SymbolInfoInteger                   = 203
+        SymbolInfoInteger                   = 203,
+
+        //Object Functions
+        ObjectCreate                        = 208,
+        ObjectName                          = 209,
+        ObjectDelete                        = 210,
+        ObjectsDeleteAll                    = 211,
+        ObjectFind                          = 212,
+        ObjectGetTimeByValue                = 213,
+        ObjectGetValueByTime                = 214,
+        ObjectMove                          = 215,
+        ObjectsTotal                        = 216,
+        ObjectGetDouble                     = 217,
+        ObjectGetInteger                    = 218,
+        ObjectGetString                     = 219,
+        ObjectSetDouble                     = 220,
+        ObjectSetInteger                    = 221,
+        ObjectSetString                     = 222,
+        TextSetFont                         = 223,
+        TextOut                             = 224,
+        TextGetSize                         = 225,
+        ObjectDescription                   = 226,
+        ObjectGet                           = 227,
+        ObjectGetFiboDescription            = 228,
+        ObjectGetShiftByValue               = 229,
+        ObjectGetValueByShift               = 230,
+        ObjectSet                           = 231,
+        ObjectSetFiboDescription            = 232,
+        ObjectSetText                       = 233,
+        ObjectType                          = 234,
+
+        UnlockTicks                         = 235,
+
+        //Chart Operations
+        ChartId                             = 206,
+        ChartRedraw                         = 207,
+        ChartApplyTemplate                  = 236,
+        ChartSaveTemplate                   = 237,
+        ChartWindowFind                     = 238,
+        ChartTimePriceToXY                  = 239,
+        ChartXYToTimePrice                  = 240,
+        ChartOpen                           = 241,
+        ChartFirst                          = 242,
+        ChartNext                           = 243,
+        ChartClose                          = 244,
+        ChartSymbol                         = 245,
+        ChartPeriod                         = 246,
+        ChartSetDouble                      = 247,
+        ChartSetInteger                     = 248,
+        ChartSetString                      = 249,
+        ChartGetDouble                      = 250,
+        ChartGetInteger                     = 251,
+        ChartGetString                      = 252,
+        ChartNavigate                       = 253,
+        ChartIndicatorDelete                = 254,
+        ChartIndicatorName                  = 255,
+        ChartIndicatorsTotal                = 256,
+        ChartWindowOnDropped                = 257,
+        ChartPriceOnDropped                 = 258,
+        ChartTimeOnDropped                  = 259,
+        ChartXOnDropped                     = 260,
+        ChartYOnDropped                     = 261,
+        ChartSetSymbolPeriod                = 262,
+        ChartScreenShot                     = 263,
+        WindowBarsPerChart                  = 264,
+        WindowExpertName                    = 265,
+        WindowFind                          = 266,
+        WindowFirstVisibleBar               = 267,
+        WindowHandle                        = 268,
+        WindowIsVisible                     = 269,
+        WindowOnDropped                     = 270,
+        WindowPriceMax                      = 271,
+        WindowPriceMin                      = 272,
+        WindowPriceOnDropped                = 273,
+        WindowRedraw                        = 274,
+        WindowScreenShot                    = 275,
+        WindowTimeOnDropped                 = 276,
+        WindowsTotal                        = 277,
+        WindowXOnDropped                    = 278,
+        WindowYOnDropped                    = 279,
+
+        ChangeAccount                       = 280
     }
 }

MtApi/MtConnectionEventArgs.cs

@@ -1,14 +1,11 @@
 using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
 
 namespace MtApi
 {
     public class MtConnectionEventArgs: EventArgs
     {
         public MtConnectionState Status { get; private set; }
-        public String ConnectionMessage { get; private set; }
+        public string ConnectionMessage { get; private set; }
 
         public MtConnectionEventArgs(MtConnectionState status, string message)
         {

MtApi/MtErrorCode.cs

@@ -1,5 +1,6 @@
 namespace MtApi
 {
+    // https://docs.mql4.com/constants/errorswarnings/errorcodes
     public enum MtErrorCode
     {
         MtApiCustomError                    = -1,   // Error occurred in MtApi.
@@ -10,91 +11,91 @@
         ServerBusy                          = 4,    // Trade server is busy.
         OldVersion                          = 5,    // Old version of the client terminal.
         NoConnection                        = 6,    // No connection with trade server.
-        NotEnoughRights                     = 7,	// Not enough rights.
-        TooFrequentRequests                 = 8,	// Too frequent requests.
-        MalfunctionalTrade                  = 9,	// Malfunctional trade operation.
+        NotEnoughRights                     = 7,    // Not enough rights.
+        TooFrequentRequests                 = 8,    // Too frequent requests.
+        MalfunctionalTrade                  = 9,    // Malfunctional trade operation.
         AccountDisabled                     = 64,   // Account disabled.
-        InvalidAccount                      = 65,	// Invalid account.
-        TradeTimeout                        = 128,	// Trade timeout.
-        InvalidPrice                        = 129,	// Invalid price.
-        InvalidStops                        = 130,	// Invalid stops.
-        InvalidTradeVolume                  = 131,	// Invalid trade volume.
-        MarketClosed                        = 132,	// Market is closed.
-        TradeDisabled                       = 133,	// Trade is disabled.
-        NotEnoughMoney                      = 134,	// Not enough money.
-        PriceChanged                        = 135,	// Price changed.
-        OffQuotes                           = 136,	// Off quotes.
-        BrokerBusy                          = 137,	// Broker is busy.
-        Requote                             = 138,	// Requote.
-        OrderLocked                         = 139,	// Order is locked.
-        LongPositionsOnlyAllowed            = 140,	// Long positions only allowed.
-        TooManyRequests                     = 141,	// Too many requests.
-        TradeModifyDenied                   = 145,	// Modification denied because an order is too close to market.
-        TradeContextBusy                    = 146,	// Trade context is busy.
-        TradeExpirationDenied               = 147,	// Expirations are denied by broker.
-        TradeTooManyOrders                  = 148,	// The amount of opened and pending orders has reached the limit set by a broker.
+        InvalidAccount                      = 65,    // Invalid account.
+        TradeTimeout                        = 128,    // Trade timeout.
+        InvalidPrice                        = 129,    // Invalid price.
+        InvalidStops                        = 130,    // Invalid stops.
+        InvalidTradeVolume                  = 131,    // Invalid trade volume.
+        MarketClosed                        = 132,    // Market is closed.
+        TradeDisabled                       = 133,    // Trade is disabled.
+        NotEnoughMoney                      = 134,    // Not enough money.
+        PriceChanged                        = 135,    // Price changed.
+        OffQuotes                           = 136,    // Off quotes.
+        BrokerBusy                          = 137,    // Broker is busy.
+        Requote                             = 138,    // Requote.
+        OrderLocked                         = 139,    // Order is locked.
+        LongPositionsOnlyAllowed            = 140,    // Long positions only allowed.
+        TooManyRequests                     = 141,    // Too many requests.
+        TradeModifyDenied                   = 145,    // Modification denied because an order is too close to market.
+        TradeContextBusy                    = 146,    // Trade context is busy.
+        TradeExpirationDenied               = 147,    // Expirations are denied by broker.
+        TradeTooManyOrders                  = 148,    // The amount of opened and pending orders has reached the limit set by a broker.
 
-        NoMqlerror                          = 4000, // No error.
-        WrongFunctionPointer                = 4001, // Wrong function pointer.
-        ArrayIndexOutOfRange                = 4002, // Array index is out of range.
-        NoMemoryForFunctionCallStack        = 4003, // No memory for function call stack.
-        RecursiveStackOverflow              = 4004, // Recursive stack overflow.
-        NotEnoughStackForParameter          = 4005, // Not enough stack for parameter.
-        NoMemoryForParameterString          = 4006,	// No memory for parameter string.
-        NoMemoryForTempString               = 4007,	// No memory for temp string.
-        NotInitializedString                = 4008,	// Not initialized string.
-        NotInitializedArraystring           = 4009,	// Not initialized string in an array.
-        NoMemoryForArraystring              = 4010,	// No memory for an array string.
-        TooLongString                       = 4011,	// Too long string.
-        RemainderFromZeroDivide             = 4012,	// Remainder from zero divide.
-        ZeroDivide                          = 4013,	// Zero divide.
-        UnknownCommand                      = 4014,	// Unknown command.
-        WrongJump                           = 4015,	// Wrong jump.
-        NotInitializedArray                 = 4016,	// Not initialized array.
-        DllCallsNotAllowed                  = 4017,	// DLL calls are not allowed.
-        CannotLoadLibrary                   = 4018,	// Cannot load library.
-        CannotCallFunction                  = 4019,	// Cannot call function.
-        ExternalExpertCallsNotAllowed       = 4020,	// EA function calls are not allowed.
-        NotEnoughMemoryForReturnedString    = 4021,	// Not enough memory for a string returned from a function.
-        SystemBusy                          = 4022,	// System is busy.
-        InvalidFunctionParametersCount      = 4050,	// Invalid function parameters count.
-        InvalidFunctionParameterValue       = 4051,	// Invalid function parameter value.
-        StringFunctionInternalError         = 4052,	// String function internal error.
-        SomeArrayError                      = 4053,	// Some array error.
-        IncorrectSeriesArrayUsing           = 4054,	// Incorrect series array using.
-        CustomIndicatorError                = 4055,	// Custom indicator error.
-        IncompatibleArrays                  = 4056,	// Arrays are incompatible.
-        GlobalVariablesProcessingError      = 4057,	// Global variables processing error.
-        GlobalVariableNotFound              = 4058,	// Global variable not found.
-        FunctionNotAllowedInTestingMode     = 4059,	// Function is not allowed in testing mode.
-        FunctionNotConfirmed                = 4060,	// Function is not confirmed.
-        SendMailError                       = 4061,	// Mail sending error.
-        StringParameterExpected             = 4062,	// String parameter expected.
-        IntegerParameterExpected            = 4063,	// Integer parameter expected.
-        DoubleParameterExpected             = 4064,	// Double parameter expected.
-        ArrayAsParameterExpected            = 4065,	// Array as parameter expected.
-        HistoryWillUpdated                  = 4066,	// Requested history data in updating state.
-        TradeError	                        = 4067, // Some error in trade operation execution.
-        EndOfFile                           = 4099,	// End of a file.
-        SomeFileError                       = 4100,	// Some file error.
-        WrongFileName                       = 4101,	// Wrong file name.
-        TooManyOpenedFiles                  = 4102,	// Too many opened files.
-        CannotOpenFile                      = 4103,	// Cannot open file.
-        IncompatibleAccessToFile            = 4104,	// Incompatible access to a file.
-        NoOrderSelected                     = 4105,	// No order selected.
-        UnknownSymbol                       = 4106,	// Unknown symbol.
-        InvalidPriceParam                   = 4107,	// Invalid price.
-        InvalidTicket                       = 4108,	// Invalid ticket.
-        TradeNotAllowed                     = 4109,	// Trade is not allowed.
-        LongsNotAllowed                     = 4110,	// Longs are not allowed.
-        ShortsNotAllowed                    = 4111,	// Shorts are not allowed.
-        ObjectAlreadyExists                 = 4200,	// Object already exists.
-        UnknownObjectProperty               = 4201,	// Unknown object property.
-        ObjectDoesNotExist                  = 4202,	// Object does not exist.
-        UnknownObjectType                   = 4203,	// Unknown object type.
-        NoObjectName                        = 4204,	// No object name.
-        ObjectCoordinatesError              = 4205,	// Object coordinates error.
-        NoSpecifiedSubwindow                = 4206,	// No specified subwindow.
-        SomeObjectError                     = 4207	// Some error in object operation.
+        NoMqlerror                          = 4000,    // No error.
+        WrongFunctionPointer                = 4001,    // Wrong function pointer.
+        ArrayIndexOutOfRange                = 4002,    // Array index is out of range.
+        NoMemoryForFunctionCallStack        = 4003,    // No memory for function call stack.
+        RecursiveStackOverflow              = 4004,    // Recursive stack overflow.
+        NotEnoughStackForParameter          = 4005,    // Not enough stack for parameter.
+        NoMemoryForParameterString          = 4006,    // No memory for parameter string.
+        NoMemoryForTempString               = 4007,    // No memory for temp string.
+        NotInitializedString                = 4008,    // Not initialized string.
+        NotInitializedArraystring           = 4009,    // Not initialized string in an array.
+        NoMemoryForArraystring              = 4010,    // No memory for an array string.
+        TooLongString                       = 4011,    // Too long string.
+        RemainderFromZeroDivide             = 4012,    // Remainder from zero divide.
+        ZeroDivide                          = 4013,    // Zero divide.
+        UnknownCommand                      = 4014,    // Unknown command.
+        WrongJump                           = 4015,    // Wrong jump.
+        NotInitializedArray                 = 4016,    // Not initialized array.
+        DllCallsNotAllowed                  = 4017,    // DLL calls are not allowed.
+        CannotLoadLibrary                   = 4018,    // Cannot load library.
+        CannotCallFunction                  = 4019,    // Cannot call function.
+        ExternalExpertCallsNotAllowed       = 4020,    // EA function calls are not allowed.
+        NotEnoughMemoryForReturnedString    = 4021,    // Not enough memory for a string returned from a function.
+        SystemBusy                          = 4022,    // System is busy.
+        InvalidFunctionParametersCount      = 4050,    // Invalid function parameters count.
+        InvalidFunctionParameterValue       = 4051,    // Invalid function parameter value.
+        StringFunctionInternalError         = 4052,    // String function internal error.
+        SomeArrayError                      = 4053,    // Some array error.
+        IncorrectSeriesArrayUsing           = 4054,    // Incorrect series array using.
+        CustomIndicatorError                = 4055,    // Custom indicator error.
+        IncompatibleArrays                  = 4056,    // Arrays are incompatible.
+        GlobalVariablesProcessingError      = 4057,    // Global variables processing error.
+        GlobalVariableNotFound              = 4058,    // Global variable not found.
+        FunctionNotAllowedInTestingMode     = 4059,    // Function is not allowed in testing mode.
+        FunctionNotConfirmed                = 4060,    // Function is not confirmed.
+        SendMailError                       = 4061,    // Mail sending error.
+        StringParameterExpected             = 4062,    // String parameter expected.
+        IntegerParameterExpected            = 4063,    // Integer parameter expected.
+        DoubleParameterExpected             = 4064,    // Double parameter expected.
+        ArrayAsParameterExpected            = 4065,    // Array as parameter expected.
+        HistoryWillUpdated                  = 4066,    // Requested history data in updating state.
+        TradeError                            = 4067, // Some error in trade operation execution.
+        EndOfFile                           = 4099,    // End of a file.
+        SomeFileError                       = 4100,    // Some file error.
+        WrongFileName                       = 4101,    // Wrong file name.
+        TooManyOpenedFiles                  = 4102,    // Too many opened files.
+        CannotOpenFile                      = 4103,    // Cannot open file.
+        IncompatibleAccessToFile            = 4104,    // Incompatible access to a file.
+        NoOrderSelected                     = 4105,    // No order selected.
+        UnknownSymbol                       = 4106,    // Unknown symbol.
+        InvalidPriceParam                   = 4107,    // Invalid price.
+        InvalidTicket                       = 4108,    // Invalid ticket.
+        TradeNotAllowed                     = 4109,    // Trade is not allowed.
+        LongsNotAllowed                     = 4110,    // Longs are not allowed.
+        ShortsNotAllowed                    = 4111,    // Shorts are not allowed.
+        ObjectAlreadyExists                 = 4200,    // Object already exists.
+        UnknownObjectProperty               = 4201,    // Unknown object property.
+        ObjectDoesNotExist                  = 4202,    // Object does not exist.
+        UnknownObjectType                   = 4203,    // Unknown object type.
+        NoObjectName                        = 4204,    // No object name.
+        ObjectCoordinatesError              = 4205,    // Object coordinates error.
+        NoSpecifiedSubwindow                = 4206,    // No specified subwindow.
+        SomeObjectError                     = 4207    // Some error in object operation.
     }
 }

MtApi/MtQuote.cs

@@ -1,15 +1,11 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-
-namespace MtApi
+namespace MtApi
 {
     public class MtQuote
     {
         public string Instrument { get; private set; }
         public double Bid { get; private set; }
         public double Ask { get; private set; }
+        public int ExpertHandle { get; private set; }
 
         public MtQuote(string instrument, double bid, double ask)
         {
@@ -17,5 +13,13 @@ namespace MtApi
             Bid = bid;
             Ask = ask;
         }
+
+        internal MtQuote(MTApiService.MtQuote quote)
+        {
+            Instrument = quote.Instrument;
+            Bid = quote.Bid;
+            Ask = quote.Ask;
+            ExpertHandle = quote.ExpertHandle;
+        }
     }
 }

MtApi/MtQuoteEventArgs.cs

@@ -1,7 +1,4 @@
 using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
 
 namespace MtApi
 {

MtApi/MtSession.cs

@@ -1,29 +1,23 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
-
-namespace MtApi
-{
-    public class MtSession
-    {
-        public string Symbol { get; set; }
-        public DayOfWeek DayOfWeek { get; set; }
-        public uint Index { get; set; }
-        public int MtFromTime { get; set; }
-        public DateTime From
-        {
-            get { return MtApiTimeConverter.ConvertFromMtTime(MtFromTime); }
-        }
-        public int MtToTime { get; set; }
-        public DateTime To
-        {
-            get { return MtApiTimeConverter.ConvertFromMtTime(MtToTime); }
-        }
-        public bool HasData { get; set; }
-        public SessionType Type { get; set; }
-    }
-
-    public enum SessionType { Quote, Trade }
-}
+using System;
+
+namespace MtApi
+{
+    public class MtSession
+    {
+        public string Symbol { get; set; }
+        public DayOfWeek DayOfWeek { get; set; }
+        public uint Index { get; set; }
+        public int MtFromTime { get; set; }
+        public DateTime From => MtApiTimeConverter.ConvertFromMtTime(MtFromTime);
+        public int MtToTime { get; set; }
+        public DateTime To => MtApiTimeConverter.ConvertFromMtTime(MtToTime);
+        public bool HasData { get; set; }
+        public SessionType Type { get; set; }
+    }
+
+    public enum SessionType
+    {
+        Quote,
+        Trade
+    }
+}

MtApi/Properties/AssemblyInfo.cs

@@ -32,5 +32,5 @@ using System.Runtime.InteropServices;
 // You can specify all the values or you can default the Build and Revision Numbers 
 // by using the '*' as shown below:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("1.0.31.0")]
-[assembly: AssemblyFileVersion("1.0.31.0")]
+[assembly: AssemblyVersion("1.0.37.0")]
+[assembly: AssemblyFileVersion("1.0.37.0")]

MtApi/Requests/CopyRatesRequest.cs

@@ -1,12 +1,6 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
-
-namespace MtApi.Requests
+namespace MtApi.Requests
 {
-    public abstract class CopyRatesRequestBase : RequestBase
+    internal abstract class CopyRatesRequestBase : RequestBase
     {
         public enum CopyRatesTypeEnum
         {
@@ -15,10 +9,7 @@ namespace MtApi.Requests
             CopyRates_3 = 3,
         }
 
-        public override RequestType RequestType
-        {
-            get { return RequestType.CopyRates; }
-        }
+        public override RequestType RequestType => RequestType.CopyRates;
 
         public abstract CopyRatesTypeEnum CopyRatesType { get; }
 
@@ -26,34 +17,25 @@ namespace MtApi.Requests
         public ENUM_TIMEFRAMES Timeframe { get; set; }
     }
 
-    public class CopyRates1Request : CopyRatesRequestBase
+    internal class CopyRates1Request : CopyRatesRequestBase
     {
-        public override CopyRatesTypeEnum CopyRatesType
-        {
-            get { return CopyRatesTypeEnum.CopyRates_1; }
-        }
+        public override CopyRatesTypeEnum CopyRatesType => CopyRatesTypeEnum.CopyRates_1;
 
         public int StartPos { get; set; }
         public int Count { get; set; }
     }
 
-    public class CopyRates2Request : CopyRatesRequestBase
+    internal class CopyRates2Request : CopyRatesRequestBase
     {
-        public override CopyRatesTypeEnum CopyRatesType
-        {
-            get { return CopyRatesTypeEnum.CopyRates_2; }
-        }
+        public override CopyRatesTypeEnum CopyRatesType => CopyRatesTypeEnum.CopyRates_2;
 
         public int StartTime { get; set; }
         public int Count { get; set; }
     }
 
-    public class CopyRates3Request : CopyRatesRequestBase
+    internal class CopyRates3Request : CopyRatesRequestBase
     {
-        public override CopyRatesTypeEnum CopyRatesType
-        {
-            get { return CopyRatesTypeEnum.CopyRates_3; }
-        }
+        public override CopyRatesTypeEnum CopyRatesType => CopyRatesTypeEnum.CopyRates_3;
 
         public int StartTime { get; set; }
         public int StopTime { get; set; }

MtApi/Requests/GetOrderRequest.cs

@@ -1,14 +1,11 @@
 namespace MtApi.Requests
 {
-    public class GetOrderRequest: RequestBase
+    internal class GetOrderRequest: RequestBase
     {
         public int Index { get; set; }
         public int Select { get; set; }
         public int Pool { get; set; }
 
-        public override RequestType RequestType
-        {
-            get { return RequestType.GetOrder; }
-        }
+        public override RequestType RequestType => RequestType.GetOrder;
     }
 }

MtApi/Requests/GetOrdersRequest.cs

@@ -1,12 +1,9 @@
 namespace MtApi.Requests
 {
-    public class GetOrdersRequest: RequestBase
+    internal class GetOrdersRequest: RequestBase
     {
         public int Pool { get; set; }
 
-        public override RequestType RequestType
-        {
-            get { return RequestType.GetOrders; }
-        }
+        public override RequestType RequestType => RequestType.GetOrders;
     }
 }

MtApi/Requests/ICustomRequest.cs

@@ -1,10 +1,8 @@
-
-using System;
-using System.Collections;
+using System.Collections;
 
 namespace MtApi.Requests
 {
-    public class ICustomRequest : RequestBase
+    internal class ICustomRequest : RequestBase
     {
         public enum ParametersType
         {
@@ -22,9 +20,6 @@ namespace MtApi.Requests
         public ArrayList Params { get; set; }
         public ParametersType ParamsType { get; set; }
 
-        public override RequestType RequestType
-        {
-            get { return RequestType.iCustom; }
-        }
+        public override RequestType RequestType => RequestType.iCustom;
     }
 }

MtApi/Requests/OrderCloseByRequest.cs

@@ -1,15 +1,12 @@
 namespace MtApi.Requests
 {
-    public class OrderCloseByRequest: RequestBase
+    internal class OrderCloseByRequest: RequestBase
     {
         public int Ticket { get; set; }
         public int Opposite { get; set; }
 
         public int? ArrowColor { get; set; }
 
-        public override RequestType RequestType
-        {
-            get { return RequestType.OrderCloseBy; }
-        }
+        public override RequestType RequestType => RequestType.OrderCloseBy;
     }
 }

MtApi/Requests/OrderCloseRequest.cs

@@ -1,6 +1,6 @@
 namespace MtApi.Requests
 {
-    public class OrderCloseRequest: RequestBase
+    internal class OrderCloseRequest: RequestBase
     {
         public int Ticket { get; set; }
 
@@ -9,9 +9,6 @@
         public int? Slippage { get; set; }
         public int? ArrowColor { get; set; }
 
-        public override RequestType RequestType
-        {
-            get { return RequestType.OrderClose; }
-        }
+        public override RequestType RequestType => RequestType.OrderClose;
     }
 }

MtApi/Requests/OrderDeleteRequest.cs

@@ -1,14 +1,11 @@
 namespace MtApi.Requests
 {
-    public class OrderDeleteRequest: RequestBase
+    internal class OrderDeleteRequest: RequestBase
     {
         public int Ticket { get; set; }
 
         public int? ArrowColor { get; set; }
 
-        public override RequestType RequestType
-        {
-            get { return RequestType.OrderDelete; }
-        }
+        public override RequestType RequestType => RequestType.OrderDelete;
     }
 }

MtApi/Requests/OrderModifyRequest.cs

@@ -1,6 +1,6 @@
 namespace MtApi.Requests
 {
-    public class OrderModifyRequest: RequestBase
+    internal class OrderModifyRequest: RequestBase
     {
         public int Ticket { get; set; }
         public double Price { get; set; }
@@ -10,9 +10,6 @@
 
         public int? ArrowColor { get; set; }
 
-        public override RequestType RequestType
-        {
-            get { return RequestType.OrderModify; }
-        }
+        public override RequestType RequestType => RequestType.OrderModify;
     }
 }

MtApi/Requests/OrderSendRequest.cs

@@ -1,6 +1,6 @@
 namespace MtApi.Requests
 {
-    public class OrderSendRequest: RequestBase
+    internal class OrderSendRequest: RequestBase
     {
         public string Symbol { get; set; }
         public int Cmd { get; set; }
@@ -15,9 +15,6 @@
         public int? Expiration { get; set; }
         public int? ArrowColor { get; set; }
 
-        public override RequestType RequestType
-        {
-            get { return RequestType.OrderSend; }
-        }
+        public override RequestType RequestType => RequestType.OrderSend;
     }
 }

MtApi/Requests/RequestBase.cs

@@ -1,9 +1,7 @@
-using Newtonsoft.Json;
-
-namespace MtApi.Requests
-{
-    public abstract class RequestBase
+namespace MtApi.Requests
+{
+    internal abstract class RequestBase
     {
-        public abstract RequestType RequestType { get; }
-    }
-}
+        public abstract RequestType RequestType { get; }
+    }
+}

MtApi/Requests/RequestType.cs

@@ -1,17 +1,20 @@
 namespace MtApi.Requests
 {
-    public enum RequestType
+    internal enum RequestType
     {
-        Unknown         = 0,
-        GetOrder        = 1,
-        GetOrders       = 2,
-        OrderSend       = 3,
-        OrderClose      = 4,
-        OrderCloseBy    = 5,
-        OrderDelete     = 6,
-        OrderModify     = 7,
-        iCustom         = 8,
-        CopyRates       = 9,
-        Session         = 10,
+        Unknown             = 0,
+        GetOrder            = 1,
+        GetOrders           = 2,
+        OrderSend           = 3,
+        OrderClose          = 4,
+        OrderCloseBy        = 5,
+        OrderDelete         = 6,
+        OrderModify         = 7,
+        iCustom             = 8,
+        CopyRates           = 9,
+        Session             = 10,
+        SeriesInfoInteger   = 11,
+        SymbolInfoDouble    = 12,
+        SymbolInfoTick      = 13
     }
 }

MtApi/Requests/SeriesInfoIntegerRequest.cs

@@ -0,0 +1,11 @@
+namespace MtApi.Requests
+{
+    internal class SeriesInfoIntegerRequest: RequestBase
+    {
+        public override RequestType RequestType => RequestType.SeriesInfoInteger;
+
+        public string SymbolName { get; set; }
+        public int Timeframe { get; set; }
+        public int PropId { get; set; }
+    }
+}

MtApi/Requests/SessionRequest.cs

@@ -2,16 +2,13 @@
 
 namespace MtApi.Requests
 {
-    public class SessionRequest : RequestBase
+    internal class SessionRequest : RequestBase
     {
         public string Symbol { get; set; }
         public DayOfWeek DayOfWeek { get; set; }
         public int SessionIndex { get; set; }
         public SessionType SessionType { get; set; }
 
-        public override RequestType RequestType
-        {
-            get { return RequestType.Session; }
-        }
+        public override RequestType RequestType => RequestType.Session;
     }
 }

MtApi/Requests/SymbolInfoDoubleRequest.cs

@@ -0,0 +1,12 @@
+using System;
+
+namespace MtApi.Requests
+{
+    internal class SymbolInfoDoubleRequest : RequestBase
+    {
+        public override RequestType RequestType => RequestType.SymbolInfoDouble;
+
+        public string SymbolName { get; set; }
+        public int PropId { get; set; }
+    }
+}

MtApi/Requests/SymbolInfoTickRequest.cs

@@ -0,0 +1,9 @@
+namespace MtApi.Requests
+{
+    internal class SymbolInfoTickRequest: RequestBase
+    {
+        public override RequestType RequestType => RequestType.SymbolInfoTick;
+
+        public string Symbol { get; set; }
+    }
+}

MtApi/Responses/CopyRatesResponse.cs

@@ -2,7 +2,7 @@
 
 namespace MtApi.Responses
 {
-    public class CopyRatesResponse: ResponseBase
+    internal class CopyRatesResponse: ResponseBase
     {
         public List<MqlRates> Rates { get; set; }
     }

MtApi/Responses/GetOrderResponse.cs

@@ -1,6 +1,6 @@
 namespace MtApi.Responses
 {
-    public class GetOrderResponse: ResponseBase
+    internal class GetOrderResponse: ResponseBase
     {
         public MtOrder Order { get; set; }
     }

MtApi/Responses/GetOrdersResponse.cs

@@ -2,7 +2,7 @@
 
 namespace MtApi.Responses
 {
-    public class GetOrdersResponse: ResponseBase
+    internal class GetOrdersResponse: ResponseBase
     {
         public List<MtOrder> Orders { get; set; } 
     }

MtApi/Responses/ICustomResponse.cs

@@ -1,12 +1,6 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
-
-namespace MtApi.Responses
+namespace MtApi.Responses
 {
-    public class ICustomResponse: ResponseBase
+    internal class ICustomResponse: ResponseBase
     {
         public double Value { get; set; }
     }

MtApi/Responses/OrderSendResponse.cs

@@ -1,6 +1,6 @@
 namespace MtApi.Responses
 {
-    public class OrderSendResponse: ResponseBase
+    internal class OrderSendResponse: ResponseBase
     {
         public int Ticket { get; set; }
     }

MtApi/Responses/ResponseBase.cs

@@ -1,6 +1,6 @@
 namespace MtApi.Responses
 {
-    public class ResponseBase
+    internal class ResponseBase
     {
         public int ErrorCode { get; set; }
         public string ErrorMessage { get; set; }

MtApi/Responses/SeriesInfoIntegerResponse.cs

@@ -0,0 +1,7 @@
+namespace MtApi.Responses
+{
+    internal class SeriesInfoIntegerResponse: ResponseBase
+    {
+        public long Value { get; set; }
+    }
+}

MtApi/Responses/SessionResponse.cs

@@ -1,6 +1,6 @@
 namespace MtApi.Responses
 {
-    public class SessionResponse : ResponseBase
+    internal class SessionResponse : ResponseBase
     {
         public MtSession Session { get; set; }
     }

MtApi/Responses/SymbolInfoDoubleResponse.cs

@@ -0,0 +1,7 @@
+namespace MtApi.Responses
+{
+    internal class SymbolInfoDoubleResponse: ResponseBase
+    {
+        public double Value { get; set; }
+    }
+}

MtApi/Responses/SymbolInfoTickResponse.cs

@@ -0,0 +1,7 @@
+namespace MtApi.Responses
+{
+    internal class SymbolInfoTickResponse: ResponseBase
+    {
+        public MqlTick Tick { get; set; }
+    }
+}

MtApi/TimeBarArgs.cs

@@ -1,8 +1,4 @@
 using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
 
 namespace MtApi
 {

MtApi/TradeOperation.cs

@@ -1,9 +1,4 @@
-using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
-
-namespace MtApi
+namespace MtApi
 {
     public enum TradeOperation
     {

MtApi5/ExtensionMethods.cs

@@ -1,21 +0,0 @@
-using System;
-
-namespace MtApi5
-{
-    internal static class ExtensionMethods
-    {
-        #region Event Methods
-        public static void FireEvent(this EventHandler eventHandler, object sender)
-        {
-            eventHandler?.Invoke(sender, EventArgs.Empty);
-        }
-
-        public static void FireEvent<T>(this EventHandler<T> eventHandler, object sender, T e)
-            where T : EventArgs
-        {
-            eventHandler?.Invoke(sender, e);
-        }
-
-        #endregion
-    }
-}

MtApi5/Mt5ConnectionEventArgs.cs

@@ -1,14 +1,11 @@
 using System;
-using System.Collections.Generic;
-using System.Linq;
-using System.Text;
 
 namespace MtApi5
 {
     public class Mt5ConnectionEventArgs: EventArgs
     {
         public Mt5ConnectionState Status { get; private set; }
-        public String ConnectionMessage { get; private set; }
+        public string ConnectionMessage { get; private set; }
 
         public Mt5ConnectionEventArgs(Mt5ConnectionState status, string message)
         {

MtApi5/MtApi5.csproj

@@ -56,7 +56,6 @@
     <Compile Include="Mt5Enums.cs" />
     <Compile Include="Mt5ConnectionEventArgs.cs" />
     <Compile Include="Mt5ConnectionState.cs" />
-    <Compile Include="ExtensionMethods.cs" />
     <Compile Include="MqlTradeRequest.cs" />
     <Compile Include="MqlTradeResult.cs" />
     <Compile Include="Mt5QuoteEventArgs.cs" />

MtApi5/MtApi5Client.cs

@@ -7,6 +7,7 @@ using System.ServiceModel;
 using MtApi5.Requests;
 using MtApi5.Responses;
 using Newtonsoft.Json;
+using System.Threading.Tasks;
 
 namespace MtApi5
 {
@@ -31,22 +32,17 @@ namespace MtApi5
 
 
         #region Private Fields
-        private readonly MtClient _client = new MtClient();
+        private MtClient _client;
+        private readonly object _locker = new object();
         private volatile bool _isBacktestingMode = false;
+        private Mt5ConnectionState _connectionState = Mt5ConnectionState.Disconnected;
+        private int _executorHandle;
         #endregion
 
         #region Public Methods
         public MtApi5Client()
         {
             LogConfigurator.Setup(LogProfileName);
-
-            ConnectionState = Mt5ConnectionState.Disconnected;
-
-            _client.QuoteAdded += mClient_QuoteAdded;
-            _client.QuoteRemoved += mClient_QuoteRemoved;
-            _client.QuoteUpdated += mClient_QuoteUpdated;
-            _client.ServerDisconnected += mClient_ServerDisconnected;
-            _client.ServerFailed += mClient_ServerFailed;
         }
 
         ///<summary>
@@ -56,15 +52,7 @@ namespace MtApi5
         ///<param name="port">Port of host connection (default 8222) </param>
         public void BeginConnect(string host, int port)
         {
-            //if (string.IsNullOrEmpty(host) == false && (host.Equals("localhost") || host.Equals("127.0.0.1")))
-            //{
-            //    this.BeginConnect(port);
-            //}
-            //else
-            //{
-                Action<string, int> connectAction = Connect;
-                connectAction.BeginInvoke(host, port, null, null);
-            //}
+            Task.Factory.StartNew(() => Connect(host, port));
         }
 
         ///<summary>
@@ -73,8 +61,7 @@ namespace MtApi5
         ///<param name="port">Port of host connection (default 8222) </param>
         public void BeginConnect(int port)
         {
-            Action<int> connectAction = Connect;
-            connectAction.BeginInvoke(port, null, null);
+            Task.Factory.StartNew(() => Connect(port));
         }
 
         ///<summary>
@@ -82,8 +69,7 @@ namespace MtApi5
         ///</summary>
         public void BeginDisconnect()
         {
-            Action disconnectAction = Disconnect;
-            disconnectAction.BeginInvoke(null, null);
+            Task.Factory.StartNew(() => Disconnect(false));
         }
 
         ///<summary>
@@ -91,11 +77,8 @@ namespace MtApi5
         ///</summary>
         public IEnumerable<Mt5Quote> GetQuotes()
         {
-            IEnumerable<MtQuote> quotes;
-            lock (_client)
-            {
-                quotes = _client.GetQuotes();
-            }
+            var client = Client;
+            var quotes = client != null ? client.GetQuotes() : null;
             return quotes?.Select(q => q.Parse());
         }
 
@@ -1432,7 +1415,37 @@ namespace MtApi5
         ///<summary>
         ///Connection status of MetaTrader API.
         ///</summary>
-        public Mt5ConnectionState ConnectionState { get; private set; }
+        public Mt5ConnectionState ConnectionState
+        {
+            get
+            {
+                lock (_locker)
+                {
+                    return _connectionState;
+                }
+            }
+        }
+
+        ///<summary>
+        ///Handle of expert used to execute commands
+        ///</summary>
+        public int ExecutorHandle
+        {
+            get
+            {
+                lock (_locker)
+                {
+                    return _executorHandle;
+                }
+            }
+            set
+            {
+                lock (_locker)
+                {
+                    _executorHandle = value;
+                }
+            }
+        }
         #endregion
 
         #region Events
@@ -1443,94 +1456,148 @@ namespace MtApi5
         #endregion
 
         #region Private Methods
-        private void Connect(string host, int port)
+        private MtClient Client
         {
-            ConnectionState = Mt5ConnectionState.Connecting;
-            ConnectionStateChanged.FireEvent(this
-                , new Mt5ConnectionEventArgs(Mt5ConnectionState.Connecting, "Connecting to " + host + ":" + port));
-
-            try
+            get
             {
-                lock (_client)
+                lock (_locker)
                 {
-                    _client.Open(host, port);
-                    _client.Connect();
+                    return _client;
                 }
             }
-            catch (Exception e)
+        }
+
+        private void Connect(MtClient client)
+        {
+            lock (_locker)
             {
-                ConnectionState = Mt5ConnectionState.Failed;
-                ConnectionStateChanged.FireEvent(this
-                    , new Mt5ConnectionEventArgs(Mt5ConnectionState.Failed, "Failed connection to " + host + ":" + port + ". " + e.Message));
-                return;
+                if (_connectionState == Mt5ConnectionState.Connected
+                    || _connectionState == Mt5ConnectionState.Connecting)
+                {
+                    return;
+                }
+
+                _connectionState = Mt5ConnectionState.Connecting;
             }
 
-            ConnectionState = Mt5ConnectionState.Connected;
-            ConnectionStateChanged.FireEvent(this
-                , new Mt5ConnectionEventArgs(Mt5ConnectionState.Connected, "Connected  to " + host + ":" + port));
+            string message = string.IsNullOrEmpty(client.Host) ? $"Connecting to localhost:{client.Port}" : $"Connecting to {client.Host}:{client.Port}";
+            ConnectionStateChanged?.Invoke(this, new Mt5ConnectionEventArgs(Mt5ConnectionState.Connecting, message));
 
-            OnConnected();
+            var state = Mt5ConnectionState.Failed;
+
+            lock (_locker)
+            {
+                try
+                {
+                    client.Connect();
+                    state = Mt5ConnectionState.Connected;
+                }
+                catch (Exception e)
+                {
+                    client.Dispose();
+                    message = string.IsNullOrEmpty(client.Host) ? $"Failed connection to localhost:{client.Port}. {e.Message}" : $"Failed connection to {client.Host}:{client.Port}. {e.Message}";
+                }
+
+                if (state == Mt5ConnectionState.Connected)
+                {
+                    _client = client;
+                    _client.QuoteAdded += _client_QuoteAdded;
+                    _client.QuoteRemoved += _client_QuoteRemoved;
+                    _client.QuoteUpdated += _client_QuoteUpdated;
+                    _client.ServerDisconnected += _client_ServerDisconnected;
+                    _client.ServerFailed += _client_ServerFailed;
+                    message = string.IsNullOrEmpty(client.Host) ? $"Connected to localhost:{client.Port}" : $"Connected to  { client.Host}:{client.Port}";
+                }
+
+                _connectionState = state;
+            }
+
+            ConnectionStateChanged?.Invoke(this, new Mt5ConnectionEventArgs(state, message));
+
+            if (state == Mt5ConnectionState.Connected)
+            {
+                OnConnected();
+            }
+        }
+
+        private void Connect(string host, int port)
+        {
+            var client = new MtClient(host, port);
+            Connect(client);
         }
 
         private void Connect(int port)
         {
-            ConnectionState = Mt5ConnectionState.Connecting;
-            ConnectionStateChanged.FireEvent(this
-                , new Mt5ConnectionEventArgs(Mt5ConnectionState.Connecting, "Connecting to 'localhost':" + port));
-
-            try
-            {
-                lock (_client)
-                {
-                    _client.Open(port);
-                    _client.Connect();
-                }
-            }
-            catch (Exception e)
-            {
-                ConnectionState = Mt5ConnectionState.Failed;
-                ConnectionStateChanged.FireEvent(this
-                    , new Mt5ConnectionEventArgs(Mt5ConnectionState.Failed, "Failed connection  to 'localhost':" + port + ". " + e.Message));
-
-                return;
-            }
-
-            ConnectionState = Mt5ConnectionState.Connected;
-            ConnectionStateChanged.FireEvent(this
-                , new Mt5ConnectionEventArgs(Mt5ConnectionState.Connected, "Connected to 'localhost':" + port));
-
-            OnConnected();
+            var client = new MtClient(port);
+            Connect(client);
         }
 
-        private void Disconnect()
+        private void Disconnect(bool failed)
         {
-            lock (_client)
+            var state = failed ? Mt5ConnectionState.Failed : Mt5ConnectionState.Disconnected;
+            var message = failed ? "Connection Failed" : "Disconnected";
+
+            lock (_locker)
             {
-                _client.Disconnect();
-                _client.Close();
+                if (_connectionState == Mt5ConnectionState.Disconnected
+                    || _connectionState == Mt5ConnectionState.Failed)
+                    return;
+
+                if (_client != null)
+                {
+                    _client.QuoteAdded -= _client_QuoteAdded;
+                    _client.QuoteRemoved -= _client_QuoteRemoved;
+                    _client.QuoteUpdated -= _client_QuoteUpdated;
+                    _client.ServerDisconnected -= _client_ServerDisconnected;
+                    _client.ServerFailed -= _client_ServerFailed;
+
+                    if (!failed)
+                    {
+                        _client.Disconnect();
+                    }
+
+                    _client.Dispose();
+
+                    _client = null;
+                }
+
+                _connectionState = state;
             }
 
-            ConnectionState = Mt5ConnectionState.Disconnected;
-            ConnectionStateChanged.FireEvent(this, new Mt5ConnectionEventArgs(Mt5ConnectionState.Disconnected, "Disconnected"));
+            ConnectionStateChanged?.Invoke(this, new Mt5ConnectionEventArgs(state, message));
         }
 
-        private T SendCommand<T>(Mt5CommandType commandType, ArrayList commandParameters)
+        private T SendCommand<T>(Mt5CommandType commandType, ArrayList commandParameters, Dictionary<string, object> namedParams = null)
         {
             MtResponse response;
+
+            var client = Client;
+            if (client == null)
+            {
+                throw new Exception("No connection");
+            }
+
             try
             {
-                lock (_client)
-                {
-                    response = _client.SendCommand((int) commandType, commandParameters);
-                }
+                response = client.SendCommand((int)commandType, commandParameters, namedParams, ExecutorHandle);
             }
             catch (CommunicationException ex)
             {
                 throw new Exception(ex.Message, ex);
             }
 
-            var responseValue = response?.GetValue();
-            return responseValue != null ? (T) responseValue : default(T);
+            if (response == null)
+            {
+                throw new ExecutionException(ErrorCode.ErrCustom, "Response from MetaTrader is null");
+            }
+
+            if (response.ErrorCode != 0)
+            {
+                throw new ExecutionException((ErrorCode)response.ErrorCode, response.ToString());
+            }
+
+            var responseValue = response.GetValue();
+            return responseValue != null ? (T)responseValue : default(T);
         }
 
         private T SendRequest<T>(RequestBase request) where T : ResponseBase, new()
@@ -1545,25 +1612,14 @@ namespace MtApi5
                             });
             var commandParameters = new ArrayList { serializer };
 
-            MtResponseString res;
-            try
-            {
-                lock (_client)
-                {
-                    res = (MtResponseString)_client.SendCommand((int)Mt5CommandType.MtRequest, commandParameters);
-                }
-            }
-            catch (CommunicationException ex)
-            {
-                throw new Exception(ex.Message, ex);
-            }
+            var res = SendCommand<string>(Mt5CommandType.MtRequest, commandParameters);
 
             if (res == null)
             {
                 throw new ExecutionException(ErrorCode.ErrCustom, "Response from MetaTrader is null");
             }
 
-            var response = JsonConvert.DeserializeObject<T>(res.Value);
+            var response = JsonConvert.DeserializeObject<T>(res);
             if (response.ErrorCode != 0)
             {
                 throw new ExecutionException((ErrorCode)response.ErrorCode, response.ErrorMessage);
@@ -1573,7 +1629,7 @@ namespace MtApi5
         }
 
 
-        private void mClient_QuoteUpdated(MtQuote quote)
+        private void _client_QuoteUpdated(MtQuote quote)
         {
             if (quote != null)
             {
@@ -1581,28 +1637,24 @@ namespace MtApi5
             }
         }
 
-        private void mClient_ServerDisconnected(object sender, EventArgs e)
+        private void _client_ServerDisconnected(object sender, EventArgs e)
         {
-            ConnectionState = Mt5ConnectionState.Disconnected;
-            ConnectionStateChanged.FireEvent(this
-                , new Mt5ConnectionEventArgs(Mt5ConnectionState.Disconnected, "MtApi is disconnected"));
+            Disconnect(false);
         }
 
-        private void mClient_ServerFailed(object sender, EventArgs e)
+        private void _client_ServerFailed(object sender, EventArgs e)
         {
-            ConnectionState = Mt5ConnectionState.Failed;
-            ConnectionStateChanged.FireEvent(this
-                , new Mt5ConnectionEventArgs(Mt5ConnectionState.Failed, "Failed connection with MtApi"));
+            Disconnect(true);
         }
 
-        private void mClient_QuoteRemoved(MtQuote quote)
+        private void _client_QuoteRemoved(MtQuote quote)
         {
-            QuoteRemoved.FireEvent(this, new Mt5QuoteEventArgs(quote.Parse()));
+            QuoteRemoved?.Invoke(this, new Mt5QuoteEventArgs(quote.Parse()));
         }
 
-        private void mClient_QuoteAdded(MtQuote quote)
+        private void _client_QuoteAdded(MtQuote quote)
         {
-            QuoteAdded.FireEvent(this, new Mt5QuoteEventArgs(quote.Parse()));
+            QuoteAdded?.Invoke(this, new Mt5QuoteEventArgs(quote.Parse()));
         }
 
         private void OnConnected()

MtApi5/Properties/AssemblyInfo.cs

@@ -32,5 +32,5 @@ using System.Runtime.InteropServices;
 // You can specify all the values or you can default the Build and Revision Numbers 
 // by using the '*' as shown below:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("1.0.11.0")]
-[assembly: AssemblyFileVersion("1.0.11.0")]
+[assembly: AssemblyVersion("1.0.12")]
+[assembly: AssemblyFileVersion("1.0.12")]

MtApiBootstrapper/Bundle.wxs

@@ -0,0 +1,41 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Wix xmlns="http://schemas.microsoft.com/wix/2006/wi" xmlns:bal="http://schemas.microsoft.com/wix/BalExtension">
+
+  <?if $(var.Platform) = x64 ?>
+    <?define VcRedistFileName="vc_redist.x64.exe"?>
+  <?else ?>
+    <?define VcRedistFileName="vc_redist.x86.exe"?>
+  <?endif ?>
+
+  <?define MsiSourceFileName="MtApiInstaller.msi"?>
+
+  <?define ProductName="!(bind.packageName.MtApiMsi)" ?>
+  <?define ProductVersion="!(bind.packageVersion.MtApiMsi)" ?>
+  <?define Manufacturer="!(bind.packageManufacturer.MtApiMsi)" ?>
+  
+  <Bundle Name="$(var.ProductName) Bootstrapper"
+          Version="$(var.ProductVersion)"
+          Manufacturer="$(var.Manufacturer)"
+          UpgradeCode="8e63046b-56e5-4623-8808-558ad72a8f2b">
+
+    <BootstrapperApplicationRef Id="WixStandardBootstrapperApplication.RtfLicense">
+      <bal:WixStandardBootstrapperApplication LicenseFile="..\LICENSE.rtf"/>
+    </BootstrapperApplicationRef>
+
+    <Chain>
+      <ExePackage SourceFile="..\vcredist\$(var.VcRedistFileName)"
+                  Name="Redist\$(var.VcRedistFileName)"
+                  Cache="no"
+                  Compressed="yes"
+                  InstallCommand="/install /quiet /norestart">
+        <!-- Ignore "Newer version installed" error -->
+        <ExitCode Value="1638" Behavior="success"/>
+      </ExePackage>
+
+      <MsiPackage Id="MtApiMsi"
+                  SourceFile="..\build\installers\$(var.Configuration)\$(var.MsiSourceFileName)"
+                  Visible="yes"
+                  DisplayInternalUI="yes" />
+    </Chain>
+</Bundle>
+</Wix>

MtApiBootstrapper/MtApiBootstrapper.wixproj

@@ -0,0 +1,41 @@
+<?xml version="1.0" encoding="utf-8"?>
+<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <PropertyGroup>
+    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+    <Platform Condition=" '$(Platform)' == '' ">x86</Platform>
+    <ProductVersion>3.10</ProductVersion>
+    <ProjectGuid>8e63046b-56e5-4623-8808-558ad72a8f2b</ProjectGuid>
+    <SchemaVersion>2.0</SchemaVersion>
+    <OutputName>MtApi_Setup</OutputName>
+    <OutputType>Bundle</OutputType>
+    <WixTargetsPath Condition=" '$(WixTargetsPath)' == '' AND '$(MSBuildExtensionsPath32)' != '' ">$(MSBuildExtensionsPath32)\Microsoft\WiX\v3.x\Wix.targets</WixTargetsPath>
+    <WixTargetsPath Condition=" '$(WixTargetsPath)' == '' ">$(MSBuildExtensionsPath)\Microsoft\WiX\v3.x\Wix.targets</WixTargetsPath>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|x86' ">
+    <OutputPath>..\build\installers\$(Configuration)\</OutputPath>
+    <IntermediateOutputPath>obj\$(Configuration)\</IntermediateOutputPath>
+    <DefineConstants>Debug</DefineConstants>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|x86' ">
+    <OutputPath>..\build\installers\$(Configuration)\</OutputPath>
+    <IntermediateOutputPath>obj\$(Configuration)\</IntermediateOutputPath>
+  </PropertyGroup>
+  <ItemGroup>
+    <Compile Include="Bundle.wxs" />
+  </ItemGroup>
+  <ItemGroup>
+    <WixExtension Include="WixBalExtension">
+      <HintPath>$(WixExtDir)\WixBalExtension.dll</HintPath>
+      <Name>WixBalExtension</Name>
+    </WixExtension>
+  </ItemGroup>
+  <Import Project="$(WixTargetsPath)" />
+  <!--
+	To modify your build process, add your task inside one of the targets below and uncomment it.
+	Other similar extension points exist, see Wix.targets.
+	<Target Name="BeforeBuild">
+	</Target>
+	<Target Name="AfterBuild">
+	</Target>
+	-->
+</Project>

MtApiInstaller/MtApiInstaller.wixproj

@@ -6,7 +6,7 @@
     <ProductVersion>3.6</ProductVersion>
     <ProjectGuid>{78b94552-db17-40ec-b7c6-23d32db85dc1}</ProjectGuid>
     <SchemaVersion>2.0</SchemaVersion>
-    <OutputName>MtApiSetup</OutputName>
+    <OutputName>MtApiInstaller</OutputName>
     <OutputType>Package</OutputType>
     <WixTargetsPath Condition=" '$(WixTargetsPath)' == '' AND '$(MSBuildExtensionsPath32)' != '' ">$(MSBuildExtensionsPath32)\Microsoft\WiX\v3.x\Wix.targets</WixTargetsPath>
     <WixTargetsPath Condition=" '$(WixTargetsPath)' == '' ">$(MSBuildExtensionsPath)\Microsoft\WiX\v3.x\Wix.targets</WixTargetsPath>

MtApiInstaller/Product.wxs

@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <Wix xmlns="http://schemas.microsoft.com/wix/2006/wi">
     <?define ProductName="MtApi" ?>
-    <?define ProductVersion="1.0.31" ?>
+    <?define ProductVersion=!(bind.FileVersion.MtApi.dll) ?>
     <?define Manufacturer="DW"?>
     <?define ProductPath="..\build\products\$(var.Configuration)\"?>
   
@@ -11,15 +11,17 @@
            Version="$(var.ProductVersion)" 
            Manufacturer="$(var.Manufacturer)" 
            UpgradeCode="4107F5F4-7300-4B45-88CE-63929AF228FA">
-		<Package InstallerVersion="200" Compressed="yes" InstallScope="perMachine" />
+    <Package InstallerVersion="200" Compressed="yes" InstallScope="perMachine" />
 
-		<MajorUpgrade DowngradeErrorMessage="A newer version of [ProductName] is already installed." />
-		<MediaTemplate EmbedCab="yes" />
+    <WixVariable Id="WixUILicenseRtf" Value="..\LICENSE.rtf" />
+
+    <MajorUpgrade DowngradeErrorMessage="A newer version of [ProductName] is already installed." />
+    <MediaTemplate EmbedCab="yes" />
 
         <Feature Id="MtApi" Title="$(var.ProductName)" Level="1">
           <ComponentGroupRef Id="MtApiComponents"/>
         </Feature>
-    
+
         <Feature Id="MTConnector" Title="MT Connector" Level="1">
           <ComponentGroupRef Id="MTConnectorComponents"/>
         </Feature>
@@ -35,18 +37,18 @@
         </InstallExecuteSequence>
     </Product>
 
-	<Fragment>
-		<Directory Id="TARGETDIR" Name="SourceDir">
-			<Directory Id="ProgramFilesFolder">
-				<Directory Id="INSTALLFOLDER" Name="$(var.ProductName)">
+  <Fragment>
+    <Directory Id="TARGETDIR" Name="SourceDir">
+      <Directory Id="ProgramFilesFolder">
+        <Directory Id="INSTALLFOLDER" Name="$(var.ProductName)">
 
-          <Directory Id="ExpertFolder" Name="Experts">                        
+          <Directory Id="ExpertFolder" Name="Experts">
           </Directory>
           
           <Directory Id="GAC" Name="GAC">
           </Directory>
-          
-         </Directory>        
+
+         </Directory>
       </Directory>
 
       <Directory Id="SystemFolder">
@@ -57,7 +59,7 @@
         </Directory>
       </Directory>
 
-    </Directory>   
+    </Directory>
   </Fragment>
 
     <Fragment>
@@ -66,7 +68,7 @@
             <Component Id="MtApiDll" Directory="INSTALLFOLDER">
                 <File Id="MtApi.dll" Name="MtApi.dll" KeyPath="yes"
                     Source="$(var.ProductPath)MtApi.dll" />
-        
+
                 <RegistryKey Root="HKLM"
                     Key="Software\Microsoft\.NetFramework\v4.0.30319\AssemblyFoldersEx\$(var.ProductName)"
                     Action="createAndRemoveOnUninstall">
@@ -78,7 +80,7 @@
                 <File Id="GAC_MTApiService.dll" Name="MTApiService.dll" KeyPath="yes"
                     src="$(var.ProductPath)MTApiService.dll"/>
             </Component>-->
-          
+
             <Component Id="NewtonsoftJsondll" Directory="INSTALLFOLDER">
                 <File Id="Newtonsoft.Json.dll" Name="Newtonsoft.Json.dll" KeyPath="yes"
                     src="$(var.ProductPath)Newtonsoft.Json.dll"/>
@@ -87,7 +89,7 @@
             <Component Id="MtApiExpert" Directory="ExpertFolder">
                 <File Id="MtApi.ex4" Name="MtApi.ex4" KeyPath="yes"
                     Source="..\mq4\MtApi.ex4" />
-            </Component>        
+            </Component>
 
             <Component Id="AppShortcutConnMgr" Guid="*" Directory="ApplicationProgramsFolder">
                 <RemoveFolder Id="ApplicationProgramsFolder" On="uninstall"/>

TestClients/TestMtApi/TestMtApi/App.config

@@ -1,6 +1,6 @@
-<?xml version="1.0" encoding="utf-8" ?>
+<?xml version="1.0" encoding="utf-8"?>
 <configuration>
     <startup>
-        <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.0,Profile=Client" />
+        <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.5"/>
     </startup>
-</configuration>
+</configuration>

TestClients/TestMtApi/TestMtApi/My Project/Application.Designer.vb

@@ -1,7 +1,7 @@
 '------------------------------------------------------------------------------
 ' <auto-generated>
 '     This code was generated by a tool.
-'     Runtime Version:4.0.30319.17929
+'     Runtime Version:4.0.30319.42000
 '
 '     Changes to this file may cause incorrect behavior and will be lost if
 '     the code is regenerated.

TestClients/TestMtApi/TestMtApi/My Project/Resources.Designer.vb

@@ -1,7 +1,7 @@
 '------------------------------------------------------------------------------
 ' <auto-generated>
 '     This code was generated by a tool.
-'     Runtime Version:4.0.30319.17929
+'     Runtime Version:4.0.30319.42000
 '
 '     Changes to this file may cause incorrect behavior and will be lost if
 '     the code is regenerated.
@@ -11,6 +11,7 @@
 Option Strict On
 Option Explicit On
 
+Imports System
 
 Namespace My.Resources
     
@@ -21,20 +22,20 @@ Namespace My.Resources
     '''<summary>
     '''  A strongly-typed resource class, for looking up localized strings, etc.
     '''</summary>
-    <Global.System.CodeDom.Compiler.GeneratedCodeAttribute("System.Resources.Tools.StronglyTypedResourceBuilder", "4.0.0.0"), _
-     Global.System.Diagnostics.DebuggerNonUserCodeAttribute(), _
-     Global.System.Runtime.CompilerServices.CompilerGeneratedAttribute(), _
-     Global.Microsoft.VisualBasic.HideModuleNameAttribute()> _
+    <Global.System.CodeDom.Compiler.GeneratedCodeAttribute("System.Resources.Tools.StronglyTypedResourceBuilder", "4.0.0.0"),  _
+     Global.System.Diagnostics.DebuggerNonUserCodeAttribute(),  _
+     Global.System.Runtime.CompilerServices.CompilerGeneratedAttribute(),  _
+     Global.Microsoft.VisualBasic.HideModuleNameAttribute()>  _
     Friend Module Resources
-
+        
         Private resourceMan As Global.System.Resources.ResourceManager
-
+        
         Private resourceCulture As Global.System.Globalization.CultureInfo
-
+        
         '''<summary>
         '''  Returns the cached ResourceManager instance used by this class.
         '''</summary>
-        <Global.System.ComponentModel.EditorBrowsableAttribute(Global.System.ComponentModel.EditorBrowsableState.Advanced)> _
+        <Global.System.ComponentModel.EditorBrowsableAttribute(Global.System.ComponentModel.EditorBrowsableState.Advanced)>  _
         Friend ReadOnly Property ResourceManager() As Global.System.Resources.ResourceManager
             Get
                 If Object.ReferenceEquals(resourceMan, Nothing) Then
@@ -44,17 +45,17 @@ Namespace My.Resources
                 Return resourceMan
             End Get
         End Property
-
+        
         '''<summary>
         '''  Overrides the current thread's CurrentUICulture property for all
         '''  resource lookups using this strongly typed resource class.
         '''</summary>
-        <Global.System.ComponentModel.EditorBrowsableAttribute(Global.System.ComponentModel.EditorBrowsableState.Advanced)> _
+        <Global.System.ComponentModel.EditorBrowsableAttribute(Global.System.ComponentModel.EditorBrowsableState.Advanced)>  _
         Friend Property Culture() As Global.System.Globalization.CultureInfo
             Get
                 Return resourceCulture
             End Get
-            Set(ByVal value As Global.System.Globalization.CultureInfo)
+            Set
                 resourceCulture = value
             End Set
         End Property

TestClients/TestMtApi/TestMtApi/My Project/Settings.Designer.vb

@@ -1,7 +1,7 @@
 '------------------------------------------------------------------------------
 ' <auto-generated>
 '     This code was generated by a tool.
-'     Runtime Version:4.0.30319.17929
+'     Runtime Version:4.0.30319.42000
 '
 '     Changes to this file may cause incorrect behavior and will be lost if
 '     the code is regenerated.
@@ -13,42 +13,42 @@ Option Explicit On
 
 
 Namespace My
-
-    <Global.System.Runtime.CompilerServices.CompilerGeneratedAttribute(), _
-     Global.System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.VisualStudio.Editors.SettingsDesigner.SettingsSingleFileGenerator", "10.0.0.0"), _
-     Global.System.ComponentModel.EditorBrowsableAttribute(Global.System.ComponentModel.EditorBrowsableState.Advanced)> _
+    
+    <Global.System.Runtime.CompilerServices.CompilerGeneratedAttribute(),  _
+     Global.System.CodeDom.Compiler.GeneratedCodeAttribute("Microsoft.VisualStudio.Editors.SettingsDesigner.SettingsSingleFileGenerator", "14.0.0.0"),  _
+     Global.System.ComponentModel.EditorBrowsableAttribute(Global.System.ComponentModel.EditorBrowsableState.Advanced)>  _
     Partial Friend NotInheritable Class MySettings
         Inherits Global.System.Configuration.ApplicationSettingsBase
-
-        Private Shared defaultInstance As MySettings = CType(Global.System.Configuration.ApplicationSettingsBase.Synchronized(New MySettings), MySettings)
-
+        
+        Private Shared defaultInstance As MySettings = CType(Global.System.Configuration.ApplicationSettingsBase.Synchronized(New MySettings()),MySettings)
+        
 #Region "My.Settings Auto-Save Functionality"
 #If _MyType = "WindowsForms" Then
-        Private Shared addedHandler As Boolean
+    Private Shared addedHandler As Boolean
 
-        Private Shared addedHandlerLockObject As New Object
+    Private Shared addedHandlerLockObject As New Object
 
-        <Global.System.Diagnostics.DebuggerNonUserCodeAttribute(), Global.System.ComponentModel.EditorBrowsableAttribute(Global.System.ComponentModel.EditorBrowsableState.Advanced)> _
-        Private Shared Sub AutoSaveSettings(ByVal sender As Global.System.Object, ByVal e As Global.System.EventArgs)
-            If My.Application.SaveMySettingsOnExit Then
-                My.Settings.Save()
-            End If
-        End Sub
+    <Global.System.Diagnostics.DebuggerNonUserCodeAttribute(), Global.System.ComponentModel.EditorBrowsableAttribute(Global.System.ComponentModel.EditorBrowsableState.Advanced)> _
+    Private Shared Sub AutoSaveSettings(ByVal sender As Global.System.Object, ByVal e As Global.System.EventArgs)
+        If My.Application.SaveMySettingsOnExit Then
+            My.Settings.Save()
+        End If
+    End Sub
 #End If
 #End Region
-
+        
         Public Shared ReadOnly Property [Default]() As MySettings
             Get
-
+                
 #If _MyType = "WindowsForms" Then
-                   If Not addedHandler Then
-                        SyncLock addedHandlerLockObject
-                            If Not addedHandler Then
-                                AddHandler My.Application.Shutdown, AddressOf AutoSaveSettings
-                                addedHandler = True
-                            End If
-                        End SyncLock
-                    End If
+               If Not addedHandler Then
+                    SyncLock addedHandlerLockObject
+                        If Not addedHandler Then
+                            AddHandler My.Application.Shutdown, AddressOf AutoSaveSettings
+                            addedHandler = True
+                        End If
+                    End SyncLock
+                End If
 #End If
                 Return defaultInstance
             End Get

TestClients/TestMtApi/TestMtApi/TestMtApi.vbproj

@@ -13,8 +13,9 @@
     <AssemblyName>TestMtApi</AssemblyName>
     <FileAlignment>512</FileAlignment>
     <MyType>WindowsForms</MyType>
-    <TargetFrameworkVersion>v4.0</TargetFrameworkVersion>
-    <TargetFrameworkProfile>Client</TargetFrameworkProfile>
+    <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
+    <TargetFrameworkProfile>
+    </TargetFrameworkProfile>
     <PublishUrl>publish\</PublishUrl>
     <Install>true</Install>
     <InstallFrom>Disk</InstallFrom>
@@ -40,6 +41,7 @@
     <OutputPath>bin\Debug\</OutputPath>
     <DocumentationFile>TestMtApi.xml</DocumentationFile>
     <NoWarn>42016,41999,42017,42018,42019,42032,42036,42020,42021,42022</NoWarn>
+    <Prefer32Bit>false</Prefer32Bit>
   </PropertyGroup>
   <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|x86' ">
     <PlatformTarget>x86</PlatformTarget>
@@ -50,6 +52,7 @@
     <OutputPath>bin\Release\</OutputPath>
     <DocumentationFile>TestMtApi.xml</DocumentationFile>
     <NoWarn>42016,41999,42017,42018,42019,42032,42036,42020,42021,42022</NoWarn>
+    <Prefer32Bit>false</Prefer32Bit>
   </PropertyGroup>
   <PropertyGroup>
     <OptionExplicit>On</OptionExplicit>
@@ -67,7 +70,6 @@
     <ApplicationManifest>My Project\app.manifest</ApplicationManifest>
   </PropertyGroup>
   <ItemGroup>
-    <Reference Include="MtApi, Version=1.0.7.0, Culture=neutral, processorArchitecture=MSIL" />
     <Reference Include="System" />
     <Reference Include="System.Data" />
     <Reference Include="System.Deployment" />
@@ -126,6 +128,7 @@
     </EmbeddedResource>
   </ItemGroup>
   <ItemGroup>
+    <None Include="App.config" />
     <None Include="My Project\app.manifest" />
     <None Include="My Project\Application.myapp">
       <Generator>MyApplicationCodeGenerator</Generator>
@@ -159,6 +162,12 @@
       <Install>true</Install>
     </BootstrapperPackage>
   </ItemGroup>
+  <ItemGroup>
+    <ProjectReference Include="..\..\..\MtApi\MtApi.csproj">
+      <Project>{7a76c388-a8fb-4949-8170-24d4742e934e}</Project>
+      <Name>MtApi</Name>
+    </ProjectReference>
+  </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.VisualBasic.targets" />
   <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
        Other similar extension points exist, see Microsoft.Common.targets.