More appropriate solution for the issue #2331.

Terminal.Gui/Core/View.cs

@@ -1575,8 +1575,18 @@ namespace Terminal.Gui {
 			var driverClip = Driver == null ? Rect.Empty : Driver.Clip;
 			containerBounds.X = Math.Max (containerBounds.X, driverClip.X);
 			containerBounds.Y = Math.Max (containerBounds.Y, driverClip.Y);
-			containerBounds.Width = Math.Min (containerBounds.Width, driverClip.Width);
-			containerBounds.Height = Math.Min (containerBounds.Height, driverClip.Height);
+			var lenOffset = (driverClip.X + driverClip.Width) - (containerBounds.X + containerBounds.Width);
+			if (containerBounds.X + containerBounds.Width > driverClip.X + driverClip.Width) {
+				containerBounds.Width = Math.Max (containerBounds.Width + lenOffset, 0);
+			} else {
+				containerBounds.Width = Math.Min (containerBounds.Width, driverClip.Width);
+			}
+			lenOffset = (driverClip.Y + driverClip.Height) - (containerBounds.Y + containerBounds.Height);
+			if (containerBounds.Y + containerBounds.Height > driverClip.Y + driverClip.Height) {
+				containerBounds.Height = Math.Max (containerBounds.Height + lenOffset, 0);
+			} else {
+				containerBounds.Height = Math.Min (containerBounds.Height, driverClip.Height);
+			}
 			return containerBounds;
 		}
 

Terminal.Gui/Views/ScrollView.cs

@@ -329,11 +329,10 @@ namespace Terminal.Gui {
 			//Clear ();
 
 			var savedClip = ClipToBounds ();
-			var rect = new Rect (new Point (-contentView.Frame.X, -contentView.Frame.Y),
+			OnDrawContent (new Rect (ContentOffset,
 				new Size (Math.Max (Bounds.Width - (ShowVerticalScrollIndicator ? 1 : 0), 0),
-					Math.Max (Bounds.Height - (ShowHorizontalScrollIndicator ? 1 : 0), 0)));
-			OnDrawContent (rect);
-			contentView.Redraw (rect);
+					Math.Max (Bounds.Height - (ShowHorizontalScrollIndicator ? 1 : 0), 0))));
+			contentView.Redraw (contentView.Frame);
 			Driver.Clip = savedClip;
 
 			if (autoHideScrollBars) {
@@ -509,7 +508,7 @@ namespace Terminal.Gui {
 		{
 			if (me.Flags != MouseFlags.WheeledDown && me.Flags != MouseFlags.WheeledUp &&
 				me.Flags != MouseFlags.WheeledRight && me.Flags != MouseFlags.WheeledLeft &&
-				//				me.Flags != MouseFlags.Button1Pressed && me.Flags != MouseFlags.Button1Clicked &&
+//				me.Flags != MouseFlags.Button1Pressed && me.Flags != MouseFlags.Button1Clicked &&
 				!me.Flags.HasFlag (MouseFlags.Button1Pressed | MouseFlags.ReportMousePosition)) {
 				return false;
 			}