UserDefinedStructEditorUtils.h

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// Copyright Epic Games, Inc. All Rights Reserved.
#pragma once
 
#if WITH_EDITOR
#include "StructUtils/UserDefinedStruct.h"
#endif // WITH_EDITOR
#include "UObject/ObjectMacros.h"
#include "UObject/ScriptMacros.h"
 
#include "UserDefinedStructEditorUtils.generated.h"
 
UCLASS(MinimalAPI, Abstract)
class UUserDefinedStructEditorDataBase : public UObject
{
    GENERATED_BODY()
 
#if WITH_EDITOR
public:
    virtual void RecreateDefaultInstance(FString* OutLog = nullptr)
    {       
    }
    
    virtual void ReinitializeDefaultInstance(FString* OutLog = nullptr)
    {       
    }
    
    virtual FProperty* FindProperty(const UUserDefinedStruct* Struct, FName Name) const
    {
        return nullptr;
    }
 
    virtual FString GetFriendlyNameForProperty(const UUserDefinedStruct* Struct, const FProperty* Property) const
    {
        return {};
    }
 
    virtual FString GetTooltip() const
    {
        return {};
    }
#endif // WITH_EDITOR
};
 
#if WITH_EDITOR
struct FUserDefinedStructEditorUtils
{
    // NOTIFICATION
    DECLARE_DELEGATE_OneParam(FOnUserDefinedStructChanged, UUserDefinedStruct*);
    static COREUOBJECT_API FOnUserDefinedStructChanged OnUserDefinedStructChanged;
 
    static COREUOBJECT_API void OnStructureChanged(UUserDefinedStruct* Struct);
    
    // VALIDATION
    enum EStructureError
    {
        Ok, 
        Recursion,
        FallbackStruct,
        NotCompiled,
        NotBlueprintType,
        NotSupportedType,
        EmptyStructure
    };
 
    static COREUOBJECT_API EStructureError IsStructureValid(const UScriptStruct* Struct, const UStruct* RecursionParent = nullptr, FString* OutMsg = nullptr);
};
#endif // WITH_EDITOR