Issue vdemydiuk#226: Implemented two modes of lock ticks: LOCK_EVERY_TICK and LOCK_EVERY_CANDLE. Added event OnLockTicks

Author: vdemydiuk

MtApi/ChartEventArgs.cs

@@ -1,4 +1,5 @@
 using System;
+using MtApi.Events;
 
 namespace MtApi
 {

MtApi/MtChartEvent.cs renamed to MtApi/Events/MtChartEvent.cs

@@ -1,4 +1,4 @@
-namespace MtApi
+namespace MtApi.Events
 {
  internal class MtChartEvent
  {

MtApi/Events/MtEventTypes.cs

@@ -0,0 +1,9 @@
+namespace MtApi.Events
+{
+ public enum MtEventTypes
+ {
+ LastTimeBar = 1,
+ ChartEvent = 2,
+ OnLockTicks = 3
+ }
+}

MtApi/Events/OnLockTicksEvent.cs

@@ -0,0 +1,7 @@
+namespace MtApi.Events
+{
+ internal class OnLockTicksEvent
+ {
+ public string Instrument { get; set; }
+ }
+}

MtApi/MtApi.csproj

@@ -74,6 +74,7 @@
  <Compile Include="EnumSymbolInfoInteger.cs" />
  <Compile Include="EnumTerminalInfoDouble.cs" />
  <Compile Include="EnumTerminalInfoInteger.cs" />
+ <Compile Include="Events\OnLockTicksEvent.cs" />
  <Compile Include="FlagFontStyle.cs" />
  <Compile Include="Monitors\AvailabilityOrdersEventArgs.cs" />
  <Compile Include="Monitors\OrderModification\ModifiedOrdersEventArgs.cs" />
@@ -86,14 +87,15 @@
  <Compile Include="Monitors\Triggers\TimeElapsedTrigger.cs" />
  <Compile Include="MqlRates.cs" />
  <Compile Include="MqlTick.cs" />
- <Compile Include="MtChartEvent.cs" />
+ <Compile Include="Events\MtChartEvent.cs" />
  <Compile Include="MtConnectionEventArgs.cs" />
  <Compile Include="MtConnectionException.cs" />
  <Compile Include="MtConnectionState.cs" />
  <Compile Include="MtCommandType.cs" />
  <Compile Include="MtErrorCode.cs" />
- <Compile Include="MtEventTypes.cs" />
+ <Compile Include="Events\MtEventTypes.cs" />
  <Compile Include="MtExecutionException.cs" />
+ <Compile Include="MtLockTicksEventArgs.cs" />
  <Compile Include="MtOrder.cs" />
  <Compile Include="MtQuote.cs" />
  <Compile Include="MtQuoteEventArgs.cs" />

MtApi/MtApiClient.cs

@@ -9,6 +9,7 @@
 using MtApi.Responses;
 using Newtonsoft.Json;
 using System.Threading.Tasks;
+using MtApi.Events;
 
 namespace MtApi
 {
@@ -3140,6 +3141,9 @@ private void _client_MtEventReceived(MtEvent e)
  case MtEventTypes.ChartEvent:
  FireOnChartEvent(e.ExpertHandle, JsonConvert.DeserializeObject<MtChartEvent>(e.Payload));
  break;
+ case MtEventTypes.OnLockTicks:
+ FireOnLockTicks(e.ExpertHandle, JsonConvert.DeserializeObject<OnLockTicksEvent>(e.Payload));
+ break;
  default:
  throw new ArgumentOutOfRangeException();
  }
@@ -3155,6 +3159,11 @@ private void FireOnChartEvent(int expertHandler, MtChartEvent chartEvent)
  OnChartEvent?.Invoke(this, new ChartEventArgs(expertHandler, chartEvent));
  }
 
+ private void FireOnLockTicks(int expertHandler, OnLockTicksEvent lockTicksEvent)
+ {
+ OnLockTicks?.Invoke(this, new MtLockTicksEventArgs(expertHandler, lockTicksEvent.Instrument));
+ }
+
  private void BacktestingReady()
  {
  SendCommand<object>(MtCommandType.BacktestingReady, null);
@@ -3171,6 +3180,7 @@ private void BacktestingReady()
  public event EventHandler<MtConnectionEventArgs> ConnectionStateChanged;
  public event EventHandler<TimeBarArgs> OnLastTimeBar;
  public event EventHandler<ChartEventArgs> OnChartEvent;
+ public event EventHandler<MtLockTicksEventArgs> OnLockTicks;
 
  #endregion
  }

MtApi/MtEventTypes.cs

@@ -0,0 +1,16 @@
+using System;
+
+namespace MtApi
+{
+ public class MtLockTicksEventArgs : EventArgs
+ {
+ internal MtLockTicksEventArgs(int expertHandle, string symbol)
+ {
+ ExpertHandle = expertHandle;
+ Symbol = symbol;
+ }
+
+ public int ExpertHandle { get; }
+ public string Symbol { get; }
+ }
+}

MtApi/MtLockTicksEventArgs.cs

@@ -44,6 +44,7 @@ public Form1()
  _apiClient.ConnectionStateChanged += apiClient_ConnectionStateChanged;
  _apiClient.OnLastTimeBar += _apiClient_OnLastTimeBar;
  _apiClient.OnChartEvent += _apiClient_OnChartEvent;
+ _apiClient.OnLockTicks += _apiClient_OnLockTicks;
 
  InitOrderCommandsGroup();
 
@@ -149,6 +150,14 @@ private void _apiClient_OnChartEvent(object sender, ChartEventArgs e)
  PrintLog(msg);
  }
 
+ private void _apiClient_OnLockTicks(object sender, MtLockTicksEventArgs e)
+ {
+ var msg =
+ $"OnLockTicks: ExpertHandle = {e.ExpertHandle}, Symbol = {e.Symbol}";
+ Console.WriteLine(msg);
+ PrintLog(msg);
+ }
+
  private void apiClient_QuoteUpdated(object sender, string symbol, double bid, double ask)
  {
  Console.WriteLine(@"Quote: Symbol = {0}, Bid = {1}, Ask = {2}", symbol, bid, ask);