110 lines
3.3 KiB
C++
110 lines
3.3 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 "CoreTypes.h"
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#include "EdGraph/EdGraphPin.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 "Misc/AssertionMacros.h"
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#include "Templates/SubclassOf.h"
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#include "Textures/SlateIcon.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 "UObject/UnrealNames.h"
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#include "K2Node_Switch.generated.h"
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class UObject;
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UCLASS(abstract)
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class BLUEPRINTGRAPH_API UK2Node_Switch : public UK2Node
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{
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GENERATED_UCLASS_BODY()
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/** If true switch has a default pin */
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UPROPERTY(EditAnywhere, Category=PinOptions)
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uint32 bHasDefaultPin:1;
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/* The function underpining the switch, if required */
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UPROPERTY()
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FName FunctionName;
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/** The class that the function is from. */
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UPROPERTY()
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TSubclassOf<class UObject> FunctionClass;
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// UObject interface
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virtual void PostEditChangeProperty(struct FPropertyChangedEvent& PropertyChangedEvent) override;
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// End of UObject interface
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// UEdGraphNode interface
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virtual void AllocateDefaultPins() override;
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virtual FLinearColor GetNodeTitleColor() const override;
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virtual FSlateIcon GetIconAndTint(FLinearColor& OutColor) const override;
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// End of UEdGraphNode interface
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// UK2Node interface
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virtual ERedirectType DoPinsMatchForReconstruction(const UEdGraphPin* NewPin, int32 NewPinIndex, const UEdGraphPin* OldPin, int32 OldPinIndex) const override;
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virtual class FNodeHandlingFunctor* CreateNodeHandler(class FKismetCompilerContext& CompilerContext) const override;
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virtual FText GetMenuCategory() const override;
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virtual bool CanEverRemoveExecutionPin() const override { return true; }
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// End of UK2Node interface
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// UK2Node_Switch interface
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virtual FString GetExportTextForPin(const UEdGraphPin* Pin) const;
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/** Gets a unique pin name, the next in the sequence */
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virtual FName GetUniquePinName() { return NAME_None; }
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/** Gets the pin type from the schema for the subclass */
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virtual FEdGraphPinType GetPinType() const PURE_VIRTUAL(UK2Node_Switch::GetPinType, return FEdGraphPinType();)
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virtual FEdGraphPinType GetInnerCaseType() const;
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/**
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* Adds a new execution pin to a switch node
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*/
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virtual void AddPinToSwitchNode();
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/**
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* Removes the specified execution pin from an switch node
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*
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* @param TargetPin The pin to remove from the node
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*/
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virtual void RemovePinFromSwitchNode(UEdGraphPin* TargetPin);
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/** Whether an execution pin can be removed from the node or not */
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virtual bool CanRemoveExecutionPin(UEdGraphPin* TargetPin) const;
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/** Determines whether the add button should be enabled */
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virtual bool SupportsAddPinButton() const { return true; }
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/** Getting pin access */
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UEdGraphPin* GetSelectionPin() const;
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UEdGraphPin* GetDefaultPin() const;
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UEdGraphPin* GetFunctionPin() const;
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static FName GetSelectionPinName();
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virtual FName GetPinNameGivenIndex(int32 Index) const;
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protected:
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virtual void CreateSelectionPin() {}
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virtual void CreateCasePins() {}
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virtual void CreateFunctionPin();
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virtual void RemovePin(UEdGraphPin* TargetPin) {}
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private:
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// Editor-only field that signals a default pin setting change
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bool bHasDefaultPinValueChanged;
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};
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