Merging //UE5/Release-Engine-Staging to Main (//UE5/Main) @ 14075166

#rb
#rnx

[CL 14075271 by Marc Audy in ue5-main branch]

Engine/Source/Editor/DetailCustomizations/Private/SoftObjectPathCustomization.cpp

@@ -4,6 +4,7 @@
 #include "Widgets/DeclarativeSyntaxSupport.h"
 #include "Engine/GameViewportClient.h"
 #include "AssetData.h"
+#include "EditorClassUtils.h"
 #include "PropertyHandle.h"
 #include "PropertyCustomizationHelpers.h"
 
@@ -11,6 +12,11 @@ void FSoftObjectPathCustomization::CustomizeHeader( TSharedRef<IPropertyHandle>
 {
 	StructPropertyHandle = InStructPropertyHandle;
 	
+	const FString& MetaClassName = InStructPropertyHandle->GetMetaData("MetaClass");
+	UClass* MetaClass = !MetaClassName.IsEmpty()
+		? FEditorClassUtils::GetClassFromString(MetaClassName)
+		: UObject::StaticClass();
+
 	HeaderRow
 	.NameContent()
 	[
@@ -21,9 +27,10 @@ void FSoftObjectPathCustomization::CustomizeHeader( TSharedRef<IPropertyHandle>
 	.MaxDesiredWidth(0.0f)
 	[
 		// Add an object entry box.  Even though this isn't an object entry, we will simulate one
-		SNew( SObjectPropertyEntryBox )
-		.PropertyHandle( InStructPropertyHandle )
-		.ThumbnailPool( StructCustomizationUtils.GetThumbnailPool() )
+		SNew(SObjectPropertyEntryBox)
+		.AllowedClass(MetaClass)
+		.PropertyHandle(InStructPropertyHandle)
+		.ThumbnailPool(StructCustomizationUtils.GetThumbnailPool())
 	];
 
 	// This avoids making duplicate reset boxes