last works on EA all Requirements Prepare as Template and Implement it's Testing Usage as XFIMA EA ...

Classes/x-saherelm.x-chart.helper.class.mq5

@@ -33,11 +33,30 @@ class XCChartHelper : public XCBase
 
     //
     // Constructor ...
-    XCChartHelper(ulong _chartId = 0)
+    XCChartHelper(
+        ulong _chartId = 0,
+        string _symbol = NULL,
+        ENUM_TIMEFRAMES _period = NULL)
     {
         //
-        // Normalize Chart ID ...
-        mChartID = NormalizeChartId(_chartId);
+        bool canSetSymbolPeriod =
+            IsSpecifiedValid(_symbol) &&
+            IsSpecifiedValid(_period);
+
+        //
+        // Normalize ...
+        if (!canSetSymbolPeriod)
+        {
+            //
+            mChartID = NormalizeChartId(_chartId);
+            mSymbol = NormalizeSymbol(_symbol);
+            mPeriod = NormalizePeriod(_period);
+        }
+        else
+        {
+            //
+            SetSymbolPeriod(mSymbol, mPeriod);
+        }
     }
 
     //
@@ -181,7 +200,16 @@ class XCChartHelper : public XCBase
         ENUM_TIMEFRAMES period //
     )
     {
-        return (ChartSetSymbolPeriod(mChartID, symbol, period));
+        bool result = (ChartSetSymbolPeriod(mChartID, symbol, period));
+        if (result)
+        {
+            //
+            mSymbol = symbol;
+            mPeriod = period;
+        }
+
+        //
+        return result;
     }
 
     /**
@@ -644,6 +672,23 @@ class XCChartHelper : public XCBase
         return has;
     }
 
+    ulong Open()
+    {
+        //
+        mChartID = ChartOpen(mSymbol, mPeriod);
+        return (mChartID);
+    }
+
+    void Close()
+    {
+        //
+        if (mChartID != -1 && mChartID != 0)
+        {
+            ChartClose(mChartID);
+            mChartID = 0;
+        }
+    }
+    
     //
     // Properties ...
 
@@ -819,7 +864,9 @@ class XCChartHelper : public XCBase
     // Props ...
 
     //
-    ulong mChartID; // Chart ID ...
+    ulong mChartID;          // Chart ID ...
+    string mSymbol;          // Chart Symbol ...
+    ENUM_TIMEFRAMES mPeriod; // Chart Period ...
 };
 
 //

Classes/x-saherelm.x-signaller.class.mq5

@@ -2,7 +2,7 @@
 //
 // SaherElm IT Center MQL5 Class
 // -------------------------------------------------
-// Name: XCXBaseSignaller ...
+// Name: XCBaseSignaller ...
 // Description: Base Signaller Class ...
 //
 // - Create an Instance based on this ...
@@ -18,7 +18,7 @@
 //
 // - also Whenever you want you can call PrepareSignal Action to
 // provide a Signal based on Current Market State ...
-// 
+//
 // Maintainer:
 // ------------
 // Hadi Khazaee Asl (hadi_khazaee_asl@yahoo.com)
@@ -41,23 +41,9 @@
 //
 // Definitions ...
 
-//
-// a Event Listener for Checking Can Analyse Market or not ...
-// Usually for Time Based Session Handling ...
-typedef bool (*TXCSignallerCanAnalyse)(
-    string _symbol,
-    ENUM_TIMEFRAMES _period,
-    datetime _time //
-);
-
-//
-// a Event Listener for Notifying a Signal  ...
-// Usually for Time Based Session Handling ...
-typedef bool (*TXCSignallerOnSignalEvent)(XSignal &signal);
-
 //
 // Implementations ...
-class XCXBaseSignaller : public XCBase
+class XCBaseSignaller : public XCBase
 {
     //
     // Public ...
@@ -69,11 +55,11 @@ class XCXBaseSignaller : public XCBase
     ENUM_TIMEFRAMES period; // Period ...
 
     //
-    TXCSignallerCanAnalyse canAnalyseEventListener;
+    TCanAnalyse canAnalyseEventListener;
 
     //
     // Constructor ...
-    XCXBaseSignaller(
+    XCBaseSignaller(
         string _name,                          //  Name ...
         string _symbol,                        // Symbol ...
         ENUM_TIMEFRAMES _period,               // Period ...
@@ -110,7 +96,7 @@ class XCXBaseSignaller : public XCBase
 
     //
     // Deconstructor ...
-    ~XCXBaseSignaller()
+    ~XCBaseSignaller()
     {
         //
         // Cleanup Event Listeners ...
@@ -123,9 +109,9 @@ class XCXBaseSignaller : public XCBase
     /**
      * Add On Signal Event Listener ...
      *
-     * @param  listener: TXCSignallerOnSignalEvent instance ...
+     * @param  listener: TOnSignal instance ...
      */
-    void AddOnSignalEventListener(TXCSignallerOnSignalEvent listener)
+    void AddOnSignalEventHandler(TOnSignal listener)
     {
         //
         // Validate ...
@@ -392,7 +378,7 @@ class XCXBaseSignaller : public XCBase
 
     /**
      * Preparing Default Signal ...
-     * 
+     *
      * @param  signal: XSignal, holding result Signal ...
      * @param  forDir: ENUM_X_DIRECTION
      * @return ( bool )
@@ -473,7 +459,7 @@ class XCXBaseSignaller : public XCBase
 
     //
     // Event Listeners ...
-    TXCSignallerOnSignalEvent onSignalEventListeners[];
+    TOnSignal onSignalEventListeners[];
 };
 
 //