From 25a2e040f04129f0ab7a559b718a7c29fddff668 Mon Sep 17 00:00:00 2001
From: Tig <tig@users.noreply.github.com>
Date: Thu, 11 Apr 2024 14:32:39 -0600
Subject: [PATCH] Updated scenario

---
 .../Scenarios/VirtualContentScrolling.cs      | 25 ++++++++++++++++++-
 1 file changed, 24 insertions(+), 1 deletion(-)

diff --git a/UICatalog/Scenarios/VirtualContentScrolling.cs b/UICatalog/Scenarios/VirtualContentScrolling.cs
index 81aaecd59..6dc6c9ccc 100644
--- a/UICatalog/Scenarios/VirtualContentScrolling.cs
+++ b/UICatalog/Scenarios/VirtualContentScrolling.cs
@@ -241,7 +241,30 @@ public class VirtualScrolling : Scenario
             view.ContentSize = view.ContentSize with { Height = ((Buttons.NumericUpDown)sender).Value };
         }
 
-        view.Padding.Add (labelContentSize, contentSizeWidth, labelComma, contentSizeHeight);
+
+        var cbClearOnlyVisible = new CheckBox ()
+        {
+            Title = "Clear only Visible Content",
+            X = Pos.Right (contentSizeHeight) + 1,
+            Y = Pos.Top (labelContentSize),
+            CanFocus = false
+        };
+        cbClearOnlyVisible.Checked = view.ViewportSettings.HasFlag (ViewportSettings.ClearVisibleContentOnly);
+        cbClearOnlyVisible.Toggled += ClearVisibleContentOnly_Toggled;
+
+        void ClearVisibleContentOnly_Toggled (object sender, StateEventArgs<bool?> e)
+        {
+            if (e.NewValue == true)
+            {
+                view.ViewportSettings |= ViewportSettings.ClearVisibleContentOnly;
+            }
+            else
+            {
+                view.ViewportSettings &= ~ViewportSettings.ClearVisibleContentOnly;
+            }
+        }
+
+        view.Padding.Add (labelContentSize, contentSizeWidth, labelComma, contentSizeHeight, cbClearOnlyVisible);
 
 
         // Add demo views to show that things work correctly