From 4deaa51ef172584ac99f01b4efe66e0670e55d17 Mon Sep 17 00:00:00 2001
From: Steven Kirk <grokys@gmail.com>
Date: Mon, 11 Apr 2022 14:59:48 +0200
Subject: [PATCH] Return correct value for viewport.

The `DateTimePickerPanel`'s viewport is __not__ the height of a single item ;) Scrolling is done in pixels, so it should be the size of the bounds.
---
 src/Avalonia.Controls/DateTimePickers/DateTimePickerPanel.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Avalonia.Controls/DateTimePickers/DateTimePickerPanel.cs b/src/Avalonia.Controls/DateTimePickers/DateTimePickerPanel.cs
index a923c44d05..65347ab2e0 100644
--- a/src/Avalonia.Controls/DateTimePickers/DateTimePickerPanel.cs
+++ b/src/Avalonia.Controls/DateTimePickers/DateTimePickerPanel.cs
@@ -270,7 +270,7 @@ namespace Avalonia.Controls.Primitives
 
         public Size Extent => _extent;
 
-        public Size Viewport => new Size(0, ItemHeight);
+        public Size Viewport => Bounds.Size;
 
         public event EventHandler? ScrollInvalidated;