Files
UnrealEngine/Engine/Source/Editor/PropertyEditor/Private/PropertyEditorDelegates.cpp
2025-05-18 13:04:45 +08:00

52 lines
1.5 KiB
C++

// Copyright Epic Games, Inc. All Rights Reserved.
#include "PropertyEditorDelegates.h"
#include "HAL/PlatformCrt.h"
#include "Misc/AssertionMacros.h"
#include "ObjectPropertyNode.h"
#include "PropertyHandleImpl.h"
#include "PropertyNode.h"
class FProperty;
FPropertyAndParent::FPropertyAndParent(const TSharedRef<IPropertyHandle>& InPropertyHandle) :
Property(*InPropertyHandle->GetProperty())
{
Initialize(StaticCastSharedRef<FPropertyHandleBase>(InPropertyHandle)->GetPropertyNode().ToSharedRef());
}
FPropertyAndParent::FPropertyAndParent(const TSharedRef<FPropertyNode>& InPropertyNode) :
Property(*InPropertyNode->GetProperty())
{
Initialize(InPropertyNode);
}
void FPropertyAndParent::Initialize(const TSharedRef<FPropertyNode>& InPropertyNode)
{
checkf(InPropertyNode->GetProperty() != nullptr, TEXT("Creating an FPropertyAndParent with a null property!"));
FObjectPropertyNode* ObjectNode = InPropertyNode->FindObjectItemParent();
if (ObjectNode)
{
for (int32 ObjectIndex = 0; ObjectIndex < ObjectNode->GetNumObjects(); ++ObjectIndex)
{
Objects.Add(ObjectNode->GetUObject(ObjectIndex));
}
}
ArrayIndex = InPropertyNode->GetArrayIndex();
TSharedPtr<FPropertyNode> ParentNode = InPropertyNode->GetParentNodeSharedPtr();
while (ParentNode.IsValid())
{
const FProperty* ParentProperty = ParentNode->GetProperty();
if (ParentProperty != nullptr)
{
ParentProperties.Add(ParentProperty);
ParentArrayIndices.Add(ParentNode->GetArrayIndex());
}
ParentNode = ParentNode->GetParentNodeSharedPtr();
}
}