Add project files.

bnhtrade Database Client/SQL Connection.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Data.SqlClient;
+using System.Runtime.InteropServices;
+
+namespace DatabaseConnection
+{
+    //[ComVisible(true)]
+    //[Guid("8bebe939-7a73-4ba3-877b-50cd2a7e4586")]
+    //[InterfaceType(ComInterfaceType.InterfaceIsIDispatch)]
+    public interface bnhtradeDbInterface
+    {
+        SqlConnection Connection(string DataSource, string InitialCatalog, string UserId, string Password, bool PersistSecurityInfo = true, bool MultipleActiveResultSets = true);
+    }
+
+    //[ComVisible(true)]
+    //[Guid("b0e29c9e-d353-4d3a-83dd-5278b520af54")]
+    //[ClassInterface(ClassInterfaceType.None)]
+    ////[ProgId("MyNameSpace.Criteria")]
+    public class bnhtradeDb : bnhtradeDbInterface
+    {
+        public SqlConnection Connection(string DataSource, string InitialCatalog, string UserId, string Password, bool PersistSecurityInfo = true, bool MultipleActiveResultSets = true)
+        {
+            if (InitialCatalog == "" || DataSource == "" || UserId == "" || Password == "")
+            {
+                throw new Exception("Insuficent info supplied for sql connection string");
+            }
+            string connString =
+                "Data Source=" + DataSource + ";Initial Catalog=" + InitialCatalog + ";Persist Security Info=" + PersistSecurityInfo.ToString() + ";" +
+                "User ID=" + UserId + ";Password=" + Password + ";MultipleActiveResultSets=" + MultipleActiveResultSets.ToString() + "";
+
+            SqlConnection sqlConn = new SqlConnection(connString);
+
+            return sqlConn;
+        }
+    }
+}