搬了lyra的hudlayout

Plugins/CommonGame/Source/Private/Messaging/CommonMessagingSubsystem.cpp

@@ -0,0 +1,46 @@
+// Copyright Epic Games, Inc. All Rights Reserved.
+
+#include "Messaging/CommonMessagingSubsystem.h"
+
+#include "Engine/GameInstance.h"
+#include "Engine/LocalPlayer.h"
+#include "UObject/UObjectHash.h"
+
+#include UE_INLINE_GENERATED_CPP_BY_NAME(CommonMessagingSubsystem)
+
+class FSubsystemCollectionBase;
+class UClass;
+
+void UCommonMessagingSubsystem::Initialize(FSubsystemCollectionBase& Collection)
+{
+	Super::Initialize(Collection);
+}
+
+void UCommonMessagingSubsystem::Deinitialize()
+{
+	Super::Deinitialize();
+}
+
+bool UCommonMessagingSubsystem::ShouldCreateSubsystem(UObject* Outer) const
+{
+	if (!CastChecked<ULocalPlayer>(Outer)->GetGameInstance()->IsDedicatedServerInstance())
+	{
+		TArray<UClass*> ChildClasses;
+		GetDerivedClasses(GetClass(), ChildClasses, false);
+
+		// Only create an instance if there is no override implementation defined elsewhere
+		return ChildClasses.Num() == 0;
+	}
+
+	return false;
+}
+
+void UCommonMessagingSubsystem::ShowConfirmation(UCommonGameDialogDescriptor* DialogDescriptor, FCommonMessagingResultDelegate ResultCallback)
+{
+	
+}
+
+void UCommonMessagingSubsystem::ShowError(UCommonGameDialogDescriptor* DialogDescriptor, FCommonMessagingResultDelegate ResultCallback)
+{
+	
+}