BlueprintExtension.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "CoreTypes.h"
#include "UObject/Object.h"
 
#include "BlueprintExtension.generated.h"
 
class UBlueprint;
class FKismetCompilerContext;
class UEdGraph;
 
UCLASS(MinimalAPI)
class UBlueprintExtension : public UObject
{
public:
 
    GENERATED_BODY()
 
#if WITH_EDITORONLY_DATA
 
    struct FSearchTagDataPair
    {
        FSearchTagDataPair(FText InKey, FText InValue)
            : Key(InKey)
            , Value(InValue)
        {}
 
        FText Key;
        FText Value;
    };
    struct FSearchArrayData;
    struct FSearchData
    {
        TArray<FSearchTagDataPair> Datas;
        TArray<TUniquePtr<FSearchArrayData>> SearchArrayDatas;
    };
    struct FSearchArrayData
    {
        FText Identifier;
        TArray<FSearchData> SearchSubList;
    };
 
    void GenerateFunctionGraphs(FKismetCompilerContext* CompilerContext)
    {
        HandleGenerateFunctionGraphs(CompilerContext);
    }
 
    void PreloadObjectsForCompilation(UBlueprint* OwningBlueprint)
    {
        HandlePreloadObjectsForCompilation(OwningBlueprint);
    }
    
    FSearchData GatherSearchData(const UBlueprint* OwningBlueprint) const
    {
        return HandleGatherSearchData(OwningBlueprint);
    }
 
    virtual void GetAllGraphs(TArray<UEdGraph*>& Graphs) const {}
 
private:
 
    virtual void HandlePreloadObjectsForCompilation(UBlueprint* OwningBlueprint) {}
 
    virtual void HandleGenerateFunctionGraphs(FKismetCompilerContext* CompilerContext) {}
 
    virtual FSearchData HandleGatherSearchData(const UBlueprint* OwningBlueprint) const { return FSearchData(); }
 
#endif // WITH_EDITORONLY_DATA
};