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integration/Source/Integration/LuaCallNode.h

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// Copyright Epic Games, Inc. All Rights Reserved.
#pragma once
#include "BlueprintErrors.h"
#include "Containers/Array.h"
#include "CoreMinimal.h"
#include "EdGraph/EdGraphNode.h"
#include "EdGraph/EdGraphPin.h"
#include "HAL/Platform.h"
#include "Internationalization/Text.h"
#include "K2Node.h"
#include "UObject/NameTypes.h"
#include "UObject/ObjectMacros.h"
#include "UObject/UObjectGlobals.h"
#include "BlueprintErrors.h"
#include "LuaCallNode.generated.h"
class FBlueprintActionDatabaseRegistrar;
class FString;
class UEdGraph;
class UObject;
UENUM(BlueprintType)
enum class ElxInvokeOrProbe : uint8 {
/* Invoke the lua function: call it on the server, mutating the world state. */
Invoke,
/* Probe the lua function: call it locally, not mutating the world state. */
Probe,
};
//
// The Lua Call K2Node.
//
UCLASS(MinimalAPI)
class UK2Node_LuaCall : public UK2Node
{
GENERATED_UCLASS_BODY()
//~ Begin UObject Interface
virtual void PostEditChangeProperty(struct FPropertyChangedEvent& PropertyChangedEvent) override;
//~ End UObject Interface
//~ Begin UEdGraphNode Interface.
virtual void AllocateDefaultPins() override;
virtual FText GetNodeTitle(ENodeTitleType::Type TitleType) const override;
virtual bool ShouldShowNodeProperties() const override { return true; }
virtual void PinConnectionListChanged(UEdGraphPin* Pin) override;
virtual void PinDefaultValueChanged(UEdGraphPin* Pin) override;
virtual FText GetTooltipText() const override;
virtual FText GetPinDisplayName(const UEdGraphPin* Pin) const override;
//~ End UEdGraphNode Interface.
//~ Begin UK2Node Interface.
virtual bool IsNodePure() const override { return false; }
virtual void PostReconstructNode() override;
virtual bool NodeCausesStructuralBlueprintChange() const override { return true; }
virtual void ExpandNode(class FKismetCompilerContext& CompilerContext, UEdGraph* SourceGraph) override;
virtual ERedirectType DoPinsMatchForReconstruction(const UEdGraphPin* NewPin, int32 NewPinIndex, const UEdGraphPin* OldPin, int32 OldPinIndex) const override;
virtual bool IsConnectionDisallowed(const UEdGraphPin* MyPin, const UEdGraphPin* OtherPin, FString& OutReason) const override;
virtual void GetMenuActions(FBlueprintActionDatabaseRegistrar& ActionRegistrar) const override;
virtual FText GetMenuCategory() const override;
virtual int32 GetNodeRefreshPriority() const override { return EBaseNodeRefreshPriority::Low_UsesDependentWildcard; }
//~ End UK2Node Interface.
private:
/** Create all necessary pins. */
void CreateCorrectPins();
private:
/** The lua function prototype, which must be saved as a property **/
UPROPERTY()
FString LuaFunctionPrototype;
/** Tooltip text for this node. */
FText NodeTooltip;
};