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71 lines
2.9 KiB
C++
71 lines
2.9 KiB
C++
// Copyright 1998-2017 Epic Games, Inc. All Rights Reserved.
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#pragma once
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#include "CoreMinimal.h"
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#include "UObject/ObjectMacros.h"
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#include "Textures/SlateIcon.h"
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#include "EdGraph/EdGraphNodeUtils.h"
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#include "K2Node_StructMemberGet.h"
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#include "K2Node_BreakStruct.generated.h"
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class FBlueprintActionDatabaseRegistrar;
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class UEdGraph;
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UCLASS(MinimalAPI)
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class UK2Node_BreakStruct : public UK2Node_StructMemberGet
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{
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GENERATED_UCLASS_BODY()
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/** Helper property to handle upgrades from an old system of displaying pins for
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* the override values that properties referenced as a conditional of being set in a struct */
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UPROPERTY()
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bool bMadeAfterOverridePinRemoval;
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/**
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* Returns false if:
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* 1. The Struct has a 'native break' method
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* Returns true if:
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* 1. The Struct is tagged as BlueprintType
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* or
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* 2. The Struct has any property that is tagged as CPF_BlueprintVisible
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* or
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* 3. The Struct has any property that is tagged as CPF_Edit and bIncludeEditAnywhere is true
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*
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* When constructing the context menu we do not allow the presence of the EditAnywhere flag to result in
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* a creation of a break node, although we could do so in the future. There are legacy break nodes that
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* rely on expansion of structs that neither have BlueprintVisible properties nor are tagged as BlueprintType
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*/
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static bool CanBeBroken(const UScriptStruct* Struct, bool bIncludeEditAnywhere = true, bool bMustHaveValidProperties = false);
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// UObject interface
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virtual void Serialize(FArchive& Ar) override;
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// End of UObject interface
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//~ Begin UEdGraphNode Interface
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virtual void AllocateDefaultPins() override;
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virtual FText GetNodeTitle(ENodeTitleType::Type TitleType) const override;
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virtual FLinearColor GetNodeTitleColor() const override;
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virtual FText GetTooltipText() const override;
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virtual void ValidateNodeDuringCompilation(class FCompilerResultsLog& MessageLog) const override;
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virtual FSlateIcon GetIconAndTint(FLinearColor& OutColor) const override;
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//~ End UEdGraphNode Interface
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//~ Begin K2Node Interface
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virtual bool NodeCausesStructuralBlueprintChange() const override { return false; }
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virtual bool IsNodePure() const override { return true; }
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virtual bool DrawNodeAsVariable() const override { return false; }
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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 void GetMenuActions(FBlueprintActionDatabaseRegistrar& ActionRegistrar) const override;
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virtual FText GetMenuCategory() const override;
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virtual void ConvertDeprecatedNode(UEdGraph* Graph, bool bOnlySafeChanges) override;
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//~ End K2Node Interface
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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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