From b0d8ff69ea300769018181a6d604bbde1f4118dc Mon Sep 17 00:00:00 2001
From: Dmitriy Arndt <arndtdv@gmail.com>
Date: Tue, 26 Sep 2017 00:11:32 +0300
Subject: [PATCH] Fixed: MenuItem with sub-items is not closed when other menu
 item without sub-items is selected #226

---
 src/Avalonia.Controls/MenuItem.cs | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/src/Avalonia.Controls/MenuItem.cs b/src/Avalonia.Controls/MenuItem.cs
index 926c240e57..dadd3b910b 100644
--- a/src/Avalonia.Controls/MenuItem.cs
+++ b/src/Avalonia.Controls/MenuItem.cs
@@ -307,6 +307,21 @@ namespace Avalonia.Controls
                     () => IsSubMenuOpen = true,
                     TimeSpan.FromMilliseconds(400));
             }
+            else
+            {
+                var parentItem = Parent as MenuItem;
+                if (parentItem != null)
+                {
+                    foreach (var sibling in parentItem.Items
+                        .OfType<MenuItem>()
+                        .Where(x => x != this && x.IsSubMenuOpen))
+                    {
+                        sibling.CloseSubmenus();
+                        sibling.IsSubMenuOpen = false;
+                        sibling.IsSelected = false;
+                    }
+                }
+            }
         }
 
         /// <summary>