Marked as 'AdvertsingProfitControl' but located in a 'projects' folder. Added a new 'Add Record' form with a completely neww interface. This is the start of the final look of the the form that'd allow the user to add, update and remove records.

AdvertsingProfitControl/RowParsing.cs

@@ -6,15 +6,15 @@ using System.Linq;
 
 namespace AdvertsingProfitControl
 {
-    class RowParsing
+    internal class RowParsing
     {
+        public static List<string> _adSpecialGroups = new List<string>();
 
         public string CheckForGroupKeyWord(string cellContents)
         {
-            string[] weekendAdIdentifiers = {"Weekend Ad", "Valentines", "Affiliated Weekend Ad", "Daily Coupons", "New Years Ad", "Christmas", "Mother's Day"};
             var keyWord = "NoGroupFound";
 
-            var query = from adI in weekendAdIdentifiers
+            var query = from adI in _adSpecialGroups
                         where adI.Equals(cellContents, StringComparison.InvariantCultureIgnoreCase)
                         select adI;
 
@@ -31,21 +31,21 @@ namespace AdvertsingProfitControl
         /// </summary>
         /// <param name="row">The row from a DataGridView object to be examined.</param>
         /// <returns>The row's status, such as HeaderRow or NewRow.</returns>
-        public string GetRowAttribute(DataGridViewRow row)
+        public RowAttribute GetRowAttribute(DataGridViewRow row)
         {
             //IF the supplied row is null, then simply declare it an IncompleteRow.
             if (row == null)
             {
-                return "IncompleteRow";
+                return RowAttribute.IncompleteRow;
             }
             //IF the supplied row is a new row, by the definition of the DataGridViewRow class, then return NewRow.
             if (row.IsNewRow)
             {
-                return "NewRow";
+                return RowAttribute.NewRow;
             }
 
             var rowContents = new List<string>();
-            var rowAttribute = "MemberRow";
+            var rowAttribute = RowAttribute.MemberRow;
             //Get the contents of the row that's being examined and add then to a List<string> array.
             var i = 0;
             foreach (DataGridViewCell cell in row.Cells)
@@ -59,10 +59,10 @@ namespace AdvertsingProfitControl
                 {
                     rowContents.Add(cell.EditedFormattedValue.ToString());
                 }
-                //If the first cell contains nothing, than return as IncompleteRow.
+                //If the first cell contains nothing, then return as IncompleteRow.
                 else if (cellContentsStripped == "" && i == 0)
                 {
-                    return "IncompleteRow";
+                    return RowAttribute.IncompleteRow;
                 }
                 i++;
             }
@@ -71,7 +71,7 @@ namespace AdvertsingProfitControl
             //cells with meaningful data in them. Which means that this row can be a header row with member rows under it.
             if (rowContents.Count > 1)
             {
-                rowAttribute = "HeaderRow";
+                rowAttribute = RowAttribute.HeaderRow;
             }
             else if (rowContents.Count == 1) //Check to see if this row is intended to be for a special ad.
             {
@@ -79,21 +79,31 @@ namespace AdvertsingProfitControl
                 //IF a keyword is found then declare this row an AdSpecialRow.
                 if (keyWord != "NoGroupFound")
                 {
-                    return "AdSpecialRow";
+                    return RowAttribute.AdSpecialRow;
                 }
             }
 
             return rowAttribute;
         }
 
-        public void PaintDataGridViewRowGroups(DataGridView dataGridView, int startIndex = 0,
+        public RowAttribute GetRowAttribute(object[] row)
+        {
+            var rowAttribute = RowAttribute.MemberRow;
+
+
+
+            return rowAttribute;
+        }
+
+        public void PaintDataGridViewRowGroups(DataGridView dataGridView, DataGridView companionDataGridView = null, int startIndex = 0,
             bool stopOnFirstFullGroupFound = false)
         {
+
             
         }
 
         /// <summary>
-        /// Checks for the presents of a repeat command using the Regex engine.
+        /// Checks for the presents of a repeat command using the Reg-ex engine.
         /// If a repeat command is found it returns the line number the command
         /// specifies to repeat.
         /// </summary>
@@ -101,18 +111,25 @@ namespace AdvertsingProfitControl
         /// <returns>Line number to be repeated, -1 if no command is found.</returns>
         public int CheckForRepeatCommand(string rowCommandField)
         {
-            var repeatCommandPattern = @"^repeat( line)?:? [0-9]";   //Reference sheet: https://msdn.microsoft.com/en-us/library/az24scfc.aspx
+            const string repeatCommandPattern = @"^repeat( line)?:? [0-9]"; //Reference sheet: https://msdn.microsoft.com/en-us/library/az24scfc.aspx
             var rgx = new Regex(repeatCommandPattern, RegexOptions.IgnoreCase);
             var lineNumber = -1;
 
-            if (rgx.IsMatch(rowCommandField))
-            {
-                //Parse the string and retrieve the line number
-                var numbers = Regex.Split(rowCommandField, @"\D+");
+            if (!rgx.IsMatch(rowCommandField)) return lineNumber;
+            //Parse the string and retrieve the line number
+            var numbers = Regex.Split(rowCommandField, @"\D+");
 
-                lineNumber = int.Parse(numbers[1]);
-            }
+            lineNumber = int.Parse(numbers[1]);
             return lineNumber;
         }
     }
+
+    public enum RowAttribute
+    {
+        NewRow = 0,
+        MemberRow = 1,
+        HeaderRow = 2,
+        AdSpecialRow = 3,
+        IncompleteRow = 4
+    }
 }