Nuked ScenarioListDataSource

UICatalog/UICatalog.cs

@@ -503,79 +503,6 @@ namespace UICatalog {
 			}
 		}
 
-		internal class ScenarioListDataSource : IListDataSource {
-			private readonly int len;
-
-			public List<Scenario> Scenarios { get; set; }
-
-			public bool IsMarked (int item) => false;
-
-			public int Count => Scenarios.Count;
-
-			public int Length => len;
-
-			public ScenarioListDataSource (List<Scenario> itemList)
-			{
-				Scenarios = itemList;
-				len = GetMaxLengthItem ();
-			}
-
-			public void Render (ListView container, ConsoleDriver driver, bool selected, int item, int col, int line, int width, int start = 0)
-			{
-				container.Move (col, line);
-				// Equivalent to an interpolated string like $"{Scenarios[item].Name, -widtestname}"; if such a thing were possible
-				var s = String.Format (String.Format ("{{0,{0}}}", -_nameColumnWidth), Scenarios [item].GetName());
-				RenderUstr (driver, $"{s}  {Scenarios [item].GetDescription()}", col, line, width, start);
-			}
-
-			public void SetMark (int item, bool value)
-			{
-			}
-
-			int GetMaxLengthItem ()
-			{
-				if (Scenarios?.Count == 0) {
-					return 0;
-				}
-
-				int maxLength = 0;
-				for (int i = 0; i < Scenarios.Count; i++) {
-					var s = String.Format (String.Format ("{{0,{0}}}", -_nameColumnWidth), Scenarios [i].GetName());
-					var sc = $"{s}  {Scenarios [i].GetDescription()}";
-					var l = sc.Length;
-					if (l > maxLength) {
-						maxLength = l;
-					}
-				}
-				return maxLength;
-			}
-
-			// A slightly adapted method from: https://github.com/gui-cs/Terminal.Gui/blob/fc1faba7452ccbdf49028ac49f0c9f0f42bbae91/Terminal.Gui/Views/ListView.cs#L433-L461
-			private void RenderUstr (ConsoleDriver driver, ustring ustr, int col, int line, int width, int start = 0)
-			{
-				int used = 0;
-				int index = start;
-				while (index < ustr.Length) {
-					(var rune, var size) = Utf8.DecodeRune (ustr, index, index - ustr.Length);
-					var count = Rune.ColumnWidth (rune);
-					if (used + count >= width) break;
-					driver.AddRune (rune);
-					used += count;
-					index += size;
-				}
-
-				while (used < width) {
-					driver.AddRune (' ');
-					used++;
-				}
-			}
-
-			public IList ToList ()
-			{
-				return Scenarios;
-			}
-		}
-
 		/// <summary>
 		/// When Scenarios are running we need to override the behavior of the Menu 
 		/// and Statusbar to enable Scenarios that use those (or related key input)