Small style changes.

OnTopReplica/EnumerableExtensions.cs

@@ -5,6 +5,7 @@ using System.Text;
 namespace OnTopReplica {
     /// <summary>
     /// Extension methods for IEnumerable.
+    /// Poor man's LINQ.
     /// </summary>
     static class EnumerableExtensions {
 
@@ -23,5 +24,16 @@ namespace OnTopReplica {
             }
         }
 
+        /// <summary>
+        /// Checks whether an enumeration contains a value.
+        /// </summary>
+        public static bool Contains<T>(this IEnumerable<T> collection, T value) {
+            foreach (var v in collection)
+                if (v.Equals(value))
+                    return true;
+
+            return false;
+        }
+
     }
 }

OnTopReplica/EnumerationExtensions.cs

@@ -1,22 +0,0 @@
-using System;
-using System.Collections.Generic;
-using System.Text;
-
-namespace OnTopReplica {
-
-    /// <summary>
-    /// Poor man's LINQ.
-    /// </summary>
-    static class EnumerationExtensions {
-
-        public static bool Contains<T>(IEnumerable<T> collection, T value){
-            foreach (var v in collection)
-                if (v.Equals(value))
-                    return true;
-
-            return false;
-        }
-
-    }
-
-}

OnTopReplica/FocusedTextBox.cs

@@ -36,12 +36,12 @@ namespace OnTopReplica {
 		}
 
         //List of characters to ignore on KeyPress events (because they generate bell rings)
-        char[] _ignoreChars = new char[] {
+        readonly char[] IgnoreChars = new char[] {
             (char)27, (char)13
         };
 
         protected override void OnKeyPress(KeyPressEventArgs e) {
-            if (EnumerationExtensions.Contains(_ignoreChars, e.KeyChar)) {
+            if (IgnoreChars.Contains(e.KeyChar)) {
                 e.Handled = true;
             }