77 lines
2.5 KiB
C++
77 lines
2.5 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#pragma once
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#include "Containers/UnrealString.h"
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#include "CoreMinimal.h"
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#include "EdGraph/EdGraphNode.h"
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#include "EdGraph/EdGraphNodeUtils.h"
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#include "HAL/Platform.h"
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#include "Internationalization/Text.h"
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#include "K2Node.h"
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#include "KismetCompilerMisc.h"
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#include "Math/Color.h"
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#include "Templates/SubclassOf.h"
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#include "UObject/NameTypes.h"
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#include "UObject/ObjectMacros.h"
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#include "UObject/UObjectGlobals.h"
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#include "K2Node_DelegateSet.generated.h"
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class UEdGraph;
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class UEdGraphPin;
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class UFunction;
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class UObject;
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UCLASS(MinimalAPI)
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class UK2Node_DelegateSet : public UK2Node
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{
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GENERATED_UCLASS_BODY()
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/** Delegate property name that this event is associated with on the target */
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UPROPERTY()
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FName DelegatePropertyName;
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/** Class that the delegate property is defined in */
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UPROPERTY()
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TSubclassOf<class UObject> DelegatePropertyClass;
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//~ Begin UEdGraphNode Interface
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virtual void AllocateDefaultPins() override;
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virtual FText GetTooltipText() const override;
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virtual FText GetNodeTitle(ENodeTitleType::Type TitleType) const override;
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virtual FLinearColor GetNodeTitleColor() const override { return FColor(216,88,88); }
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//~ End UEdGraphNode Interface
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//~ Begin UK2Node Interface
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virtual bool DrawNodeAsEntry() const override { return true; }
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virtual bool NodeCausesStructuralBlueprintChange() const override { return true; }
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virtual void ValidateNodeDuringCompilation(class FCompilerResultsLog& MessageLog) const override;
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virtual class FNodeHandlingFunctor* CreateNodeHandler(class FKismetCompilerContext& CompilerContext) const override;
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virtual ERedirectType DoPinsMatchForReconstruction(const UEdGraphPin* NewPin, int32 NewPinIndex, const UEdGraphPin* OldPin, int32 OldPinIndex) const override;
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virtual void ExpandNode(class FKismetCompilerContext& CompilerContext, UEdGraph* SourceGraph) override;
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//~ End UK2Node Interface
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// @todo document
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BLUEPRINTGRAPH_API UEdGraphPin* GetDelegateOwner() const;
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// @todo document
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BLUEPRINTGRAPH_API FName GetDelegateTargetEntryPointName() const
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{
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const FString TargetName = GetName() + TEXT("_") + DelegatePropertyName.ToString() + TEXT("_EP");
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return FName(*TargetName);
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}
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// @todo document
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BLUEPRINTGRAPH_API UFunction* GetDelegateSignature();
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BLUEPRINTGRAPH_API UFunction* GetDelegateSignature() const;
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private:
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/** Constructing FText strings can be costly, so we cache the node's title/tooltip */
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FNodeTextCache CachedTooltip;
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FNodeTextCache CachedNodeTitle;
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};
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