From fb202aa060fc5ae1b392e7618ab51fd45853d229 Mon Sep 17 00:00:00 2001
From: rabbitism <popmessiah@hotmail.com>
Date: Thu, 4 May 2023 17:08:47 +0800
Subject: [PATCH] feat: respect DisplayMemberPath in SelectionBoxItem.

---
 src/Avalonia.Controls/ComboBox.cs | 17 ++++++++++++++++-
 1 file changed, 16 insertions(+), 1 deletion(-)

diff --git a/src/Avalonia.Controls/ComboBox.cs b/src/Avalonia.Controls/ComboBox.cs
index 1234b66383..dadda4e0ec 100644
--- a/src/Avalonia.Controls/ComboBox.cs
+++ b/src/Avalonia.Controls/ComboBox.cs
@@ -443,7 +443,22 @@ namespace Avalonia.Controls
             }
             else
             {
-                SelectionBoxItem = item;
+                if(ItemTemplate is null && DisplayMemberBinding is { } binding)
+                {
+                    var template = new FuncDataTemplate<object?>((_, _) =>
+                    new TextBlock
+                    {
+                        [TextBlock.DataContextProperty] = item,
+                        [!TextBlock.TextProperty] = binding,
+                    });
+                    var text = template.Build(item);
+                    SelectionBoxItem = text;
+                }
+                else
+                {
+                    SelectionBoxItem = item;
+                }
+                
             }
         }