125 lines
3.8 KiB
C++
125 lines
3.8 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#include "K2Node_StructMemberGet.h"
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#include "EdGraph/EdGraphSchema.h"
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#include "HAL/Platform.h"
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#include "Internationalization/Internationalization.h"
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#include "K2Node.h"
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#include "Misc/AssertionMacros.h"
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#include "StructMemberNodeHandlers.h"
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#include "UObject/Class.h"
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#include "UObject/ObjectPtr.h"
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#include "UObject/UnrealNames.h"
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#include "UObject/UnrealType.h"
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class FKismetCompilerContext;
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//////////////////////////////////////////////////////////////////////////
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// UK2Node_StructMemberGet
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#define LOCTEXT_NAMESPACE "K2Node"
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UK2Node_StructMemberGet::UK2Node_StructMemberGet(const FObjectInitializer& ObjectInitializer)
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: Super(ObjectInitializer)
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{
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}
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void UK2Node_StructMemberGet::PreEditChange(FProperty* PropertyThatWillChange)
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{
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Super::PreEditChange(PropertyThatWillChange);
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if (PropertyThatWillChange && PropertyThatWillChange->GetFName() == GET_MEMBER_NAME_CHECKED(FOptionalPinFromProperty, bShowPin))
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{
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FOptionalPinManager::CacheShownPins(ShowPinForProperties, OldShownPins);
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}
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}
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void UK2Node_StructMemberGet::PostEditChangeProperty(FPropertyChangedEvent& PropertyChangedEvent)
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{
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const FName PropertyName = (PropertyChangedEvent.Property ? PropertyChangedEvent.Property->GetFName() : NAME_None);
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if (PropertyName == GET_MEMBER_NAME_CHECKED(FOptionalPinFromProperty, bShowPin))
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{
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FOptionalPinManager::EvaluateOldShownPins(ShowPinForProperties, OldShownPins, this);
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GetSchema()->ReconstructNode(*this);
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}
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Super::PostEditChangeProperty(PropertyChangedEvent);
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}
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void UK2Node_StructMemberGet::AllocateDefaultPins()
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{
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//@TODO: Create a context pin
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// Display any currently visible optional pins
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{
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FStructOperationOptionalPinManager OptionalPinManager;
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OptionalPinManager.RebuildPropertyList(ShowPinForProperties, StructType);
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OptionalPinManager.CreateVisiblePins(ShowPinForProperties, StructType, EGPD_Output, this);
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}
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}
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void UK2Node_StructMemberGet::AllocatePinsForSingleMemberGet(FName MemberName)
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{
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//@TODO: Create a context pin
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// Updater for subclasses that allow hiding pins
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struct FSingleVariablePinManager : public FOptionalPinManager
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{
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FName MatchName;
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FSingleVariablePinManager(FName InMatchName)
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: MatchName(InMatchName)
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{
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}
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// FOptionalPinsUpdater interface
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virtual void GetRecordDefaults(FProperty* TestProperty, FOptionalPinFromProperty& Record) const override
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{
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Record.bCanToggleVisibility = false;
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Record.bShowPin = TestProperty->GetFName() == MatchName;
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}
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// End of FOptionalPinsUpdater interface
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};
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// Display any currently visible optional pins
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{
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FSingleVariablePinManager PinManager(MemberName);
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PinManager.RebuildPropertyList(ShowPinForProperties, StructType);
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PinManager.CreateVisiblePins(ShowPinForProperties, StructType, EGPD_Output, this);
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}
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}
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FText UK2Node_StructMemberGet::GetTooltipText() const
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{
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if (CachedTooltip.IsOutOfDate(this))
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{
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FFormatNamedArguments Args;
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Args.Add(TEXT("VariableName"), FText::FromString(GetVarNameString()));
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// FText::Format() is slow, so we cache this to save on performance
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CachedTooltip.SetCachedText(FText::Format(LOCTEXT("K2Node_StructMemberGet_Tooltip", "Get member variables of {VariableName}"), Args), this);
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}
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return CachedTooltip;
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}
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FText UK2Node_StructMemberGet::GetNodeTitle(ENodeTitleType::Type TitleType) const
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{
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if (CachedNodeTitle.IsOutOfDate(this))
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{
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FFormatNamedArguments Args;
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Args.Add(TEXT("VariableName"), FText::FromString(GetVarNameString()));
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// FText::Format() is slow, so we cache this to save on performance
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CachedNodeTitle.SetCachedText(FText::Format(LOCTEXT("GetMembersInVariable", "Get members in {VariableName}"), Args), this);
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}
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return CachedNodeTitle;
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}
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FNodeHandlingFunctor* UK2Node_StructMemberGet::CreateNodeHandler(FKismetCompilerContext& CompilerContext) const
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{
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return new FKCHandler_StructMemberVariableGet(CompilerContext);
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}
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#undef LOCTEXT_NAMESPACE
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