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100 lines
3.3 KiB
C++
100 lines
3.3 KiB
C++
// Copyright 1998-2014 Epic Games, Inc. All Rights Reserved.
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#include "BlueprintGraphPrivatePCH.h"
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#include "Engine/ComponentDelegateBinding.h"
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#define LOCTEXT_NAMESPACE "K2Node"
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UK2Node_ComponentBoundEvent::UK2Node_ComponentBoundEvent(const class FPostConstructInitializeProperties& PCIP)
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: Super(PCIP)
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{
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}
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FText UK2Node_ComponentBoundEvent::GetNodeTitle(ENodeTitleType::Type TitleType) const
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{
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if (CachedNodeTitle.IsOutOfDate())
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{
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FFormatNamedArguments Args;
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Args.Add(TEXT("DelegatePropertyName"), FText::FromName(DelegatePropertyName));
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Args.Add(TEXT("ComponentPropertyName"), FText::FromName(ComponentPropertyName));
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// FText::Format() is slow, so we cache this to save on performance
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CachedNodeTitle = FText::Format(LOCTEXT("ComponentBoundEvent_Title", "{DelegatePropertyName} ({ComponentPropertyName})"), Args);
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}
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return CachedNodeTitle;
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}
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void UK2Node_ComponentBoundEvent::InitializeComponentBoundEventParams(UObjectProperty const* InComponentProperty, const UMulticastDelegateProperty* InDelegateProperty)
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{
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if( InComponentProperty && InDelegateProperty )
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{
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ComponentPropertyName = InComponentProperty->GetFName();
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DelegatePropertyName = InDelegateProperty->GetFName();
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EventSignatureName = InDelegateProperty->SignatureFunction->GetFName();
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EventSignatureClass = CastChecked<UClass>(InDelegateProperty->SignatureFunction->GetOuter());
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CustomFunctionName = FName( *FString::Printf(TEXT("BndEvt__%s_%s_%s"), *InComponentProperty->GetName(), *GetName(), *EventSignatureName.ToString()) );
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bOverrideFunction = false;
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bInternalEvent = true;
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CachedNodeTitle.MarkDirty();
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}
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}
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UClass* UK2Node_ComponentBoundEvent::GetDynamicBindingClass() const
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{
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return UComponentDelegateBinding::StaticClass();
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}
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void UK2Node_ComponentBoundEvent::RegisterDynamicBinding(UDynamicBlueprintBinding* BindingObject) const
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{
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UComponentDelegateBinding* ComponentBindingObject = CastChecked<UComponentDelegateBinding>(BindingObject);
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FBlueprintComponentDelegateBinding Binding;
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Binding.ComponentPropertyName = ComponentPropertyName;
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Binding.DelegatePropertyName = DelegatePropertyName;
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Binding.FunctionNameToBind = CustomFunctionName;
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CachedNodeTitle.MarkDirty();
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ComponentBindingObject->ComponentDelegateBindings.Add(Binding);
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}
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bool UK2Node_ComponentBoundEvent::IsUsedByAuthorityOnlyDelegate() const
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{
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UMulticastDelegateProperty* TargetDelegateProp = GetTargetDelegateProperty();
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return (TargetDelegateProp && TargetDelegateProp->HasAnyPropertyFlags(CPF_BlueprintAuthorityOnly));
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}
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UMulticastDelegateProperty* UK2Node_ComponentBoundEvent::GetTargetDelegateProperty() const
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{
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return Cast<UMulticastDelegateProperty>(FindField<UMulticastDelegateProperty>(EventSignatureClass, DelegatePropertyName));
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}
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FText UK2Node_ComponentBoundEvent::GetTooltipText() const
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{
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UMulticastDelegateProperty* TargetDelegateProp = GetTargetDelegateProperty();
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if (TargetDelegateProp)
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{
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return TargetDelegateProp->GetToolTipText();
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}
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else
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{
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return FText::FromName(DelegatePropertyName);
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}
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}
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FString UK2Node_ComponentBoundEvent::GetDocumentationLink() const
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{
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if (EventSignatureClass)
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{
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return FString::Printf(TEXT("Shared/GraphNodes/Blueprint/%s%s"), EventSignatureClass->GetPrefixCPP(), *EventSignatureClass->GetName());
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}
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return FString();
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}
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FString UK2Node_ComponentBoundEvent::GetDocumentationExcerptName() const
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{
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return DelegatePropertyName.ToString();
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}
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#undef LOCTEXT_NAMESPACE |