90 lines
3.1 KiB
C++
90 lines
3.1 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#pragma once
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#include "Containers/Array.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 "EdGraph/EdGraphPin.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 "K2Node_Switch.h"
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#include "NodeDependingOnEnumInterface.h"
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#include "UObject/Class.h"
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#include "UObject/ObjectMacros.h"
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#include "UObject/ObjectPtr.h"
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#include "UObject/UObjectGlobals.h"
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#include "K2Node_SwitchEnum.generated.h"
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class FBlueprintActionDatabaseRegistrar;
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class FName;
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class FString;
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class UObject;
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UCLASS(MinimalAPI)
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class UK2Node_SwitchEnum : public UK2Node_Switch, public INodeDependingOnEnumInterface
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{
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GENERATED_UCLASS_BODY()
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/** Name of the enum being switched on */
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UPROPERTY()
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TObjectPtr<UEnum> Enum;
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/** List of the current entries in the enum */
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UPROPERTY()
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TArray<FName> EnumEntries;
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/** List of the current entries in the enum */
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UPROPERTY(Transient)
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TArray<FText> EnumFriendlyNames;
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// INodeDependingOnEnumInterface
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virtual class UEnum* GetEnum() const override { return Enum; }
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virtual void ReloadEnum(class UEnum* InEnum) override;
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virtual bool ShouldBeReconstructedAfterEnumChanged() const override {return true;}
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// End of INodeDependingOnEnumInterface
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// UEdGraphNode interface
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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 void AddPinSearchMetaDataInfo(const UEdGraphPin* Pin, TArray<struct FSearchTagDataPair>& OutTaggedMetaData) const override;
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virtual void ValidateNodeDuringCompilation(FCompilerResultsLog& MessageLog) const override;
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// End of UEdGraphNode interface
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// UK2Node interface
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virtual bool IsConnectionDisallowed(const UEdGraphPin* MyPin, const UEdGraphPin* OtherPin, FString& OutReason) const override;
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virtual void GetMenuActions(FBlueprintActionDatabaseRegistrar& ActionRegistrar) const override;
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virtual bool CanEverRemoveExecutionPin() const override { return false; }
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virtual bool CanUserEditPinAdvancedViewFlag() const override { return true; }
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virtual void PreloadRequiredAssets() override;
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// End of UK2Node interface
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// UK2Node_Switch Interface
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virtual FEdGraphPinType GetPinType() const override;
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virtual void AddPinToSwitchNode() override;
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virtual void RemovePinFromSwitchNode(UEdGraphPin* TargetPin) 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 bool SupportsAddPinButton() const { return false; }
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// End of UK2Node_Switch Interface
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/** Bind the switch to a named enum */
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BLUEPRINTGRAPH_API void SetEnum(UEnum* InEnum);
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protected:
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/** Helper method to set-up pins */
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virtual void CreateCasePins() override;
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/** Helper method to set-up correct selection pin */
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virtual void CreateSelectionPin() override;
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/** Don't support removing pins from an enum */
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virtual void RemovePin(UEdGraphPin* TargetPin) override {}
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private:
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/** Constructing FText strings can be costly, so we cache the node's title */
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FNodeTextCache CachedNodeTitle;
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};
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