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98 lines
2.8 KiB
C++
98 lines
2.8 KiB
C++
// Copyright 1998-2014 Epic Games, Inc. All Rights Reserved.
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#include "BlueprintGraphPrivatePCH.h"
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#include "KismetCompiler.h"
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#include "BlueprintNodeSpawner.h"
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#include "EditorCategoryUtils.h"
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#define LOCTEXT_NAMESPACE "K2Node_Self"
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class FKCHandler_Self : public FNodeHandlingFunctor
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{
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public:
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FKCHandler_Self(FKismetCompilerContext& InCompilerContext)
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: FNodeHandlingFunctor(InCompilerContext)
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{
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}
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virtual void RegisterNets(FKismetFunctionContext& Context, UEdGraphNode* Node) override
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{
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UK2Node_Self* SelfNode = CastChecked<UK2Node_Self>(Node);
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const UEdGraphSchema_K2* Schema = GetDefault<UEdGraphSchema_K2>();
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UEdGraphPin* VarPin = SelfNode->FindPin(Schema->PN_Self);
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check( VarPin );
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FBPTerminal* Term = new (Context.Literals) FBPTerminal();
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Term->CopyFromPin(VarPin, VarPin->PinName);
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Term->bIsLiteral = true;
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Context.NetMap.Add(VarPin, Term);
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}
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};
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UK2Node_Self::UK2Node_Self(const class FPostConstructInitializeProperties& PCIP)
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: Super(PCIP)
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{
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}
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void UK2Node_Self::AllocateDefaultPins()
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{
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const UEdGraphSchema_K2* K2Schema = GetDefault<UEdGraphSchema_K2>();
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CreatePin(EGPD_Output, K2Schema->PC_Object, K2Schema->PSC_Self, NULL, false, false, K2Schema->PN_Self);
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Super::AllocateDefaultPins();
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}
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FString UK2Node_Self::GetTooltip() const
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{
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return FString::Printf(*NSLOCTEXT("K2Node", "GetSelfReference", "Gets a reference to this instance of the blueprint").ToString());
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}
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FString UK2Node_Self::GetKeywords() const
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{
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return TEXT("This");
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}
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FText UK2Node_Self::GetNodeTitle(ENodeTitleType::Type TitleType) const
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{
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FText NodeTitle = NSLOCTEXT("K2Node", "SelfReferenceName", "Self-Reference");
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if (TitleType == ENodeTitleType::ListView)
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{
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NodeTitle = LOCTEXT("ListTitle", "Get a reference to self");
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}
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return NodeTitle;
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}
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FNodeHandlingFunctor* UK2Node_Self::CreateNodeHandler(FKismetCompilerContext& CompilerContext) const
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{
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return new FKCHandler_Self(CompilerContext);
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}
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void UK2Node_Self::ValidateNodeDuringCompilation(class FCompilerResultsLog& MessageLog) const
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{
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Super::ValidateNodeDuringCompilation(MessageLog);
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const UBlueprint* Blueprint = GetBlueprint();
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const UClass* MyClass = Blueprint ? Blueprint->GeneratedClass : NULL;
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const bool bValidClass = !MyClass || !MyClass->IsChildOf(UBlueprintFunctionLibrary::StaticClass());
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if (!bValidClass)
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{
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MessageLog.Warning(*NSLOCTEXT("K2Node", "InvalidSelfNode", "Self node @@ cannot be used in static library.").ToString(), this);
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}
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}
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void UK2Node_Self::GetMenuActions(TArray<UBlueprintNodeSpawner*>& ActionListOut) const
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{
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UBlueprintNodeSpawner* NodeSpawner = UBlueprintNodeSpawner::Create(GetClass());
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check(NodeSpawner != nullptr);
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ActionListOut.Add(NodeSpawner);
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}
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FText UK2Node_Self::GetMenuCategory() const
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{
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return FEditorCategoryUtils::GetCommonCategory(FCommonEditorCategory::Variables);
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}
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#undef LOCTEXT_NAMESPACE
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