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c4b5049185
Make buttons next to the Game Mode customization class drop downs consistent with normal class dropdowns [CL 2245541 by Marc Audy in Main branch]
70 lines
2.7 KiB
C++
70 lines
2.7 KiB
C++
// Copyright 1998-2014 Epic Games, Inc. All Rights Reserved.
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#include "DetailCustomizationsPrivatePCH.h"
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#include "StringClassReferenceCustomization.h"
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#include "EditorClassUtils.h"
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void FStringClassReferenceCustomization::CustomizeHeader(TSharedRef<IPropertyHandle> InStructPropertyHandle, FDetailWidgetRow& HeaderRow, IPropertyTypeCustomizationUtils& StructCustomizationUtils)
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{
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StructPropertyHandle = InStructPropertyHandle;
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ClassNamePropertyHandle = InStructPropertyHandle->GetChildHandle("AssetLongPathname");
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check(ClassNamePropertyHandle.IsValid());
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const FString& MetaClassName = StructPropertyHandle->GetMetaData("MetaClass");
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const FString& RequiredInterfaceName = StructPropertyHandle->GetMetaData("RequiredInterface");
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const bool bAllowAbstract = StructPropertyHandle->GetBoolMetaData("AllowAbstract");
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const bool bIsBlueprintBaseOnly = StructPropertyHandle->GetBoolMetaData("IsBlueprintBaseOnly");
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const bool bAllowNone = !(StructPropertyHandle->GetMetaDataProperty()->PropertyFlags & CPF_NoClear);
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check(!MetaClassName.IsEmpty());
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const UClass* const MetaClass = FEditorClassUtils::GetClassFromString(MetaClassName);
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const UClass* const RequiredInterface = FEditorClassUtils::GetClassFromString(RequiredInterfaceName);
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HeaderRow
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.NameContent()
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[
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InStructPropertyHandle->CreatePropertyNameWidget()
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]
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.ValueContent()
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.MinDesiredWidth(250.0f)
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.MaxDesiredWidth(0.0f)
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[
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// Add a class entry box. Even though this isn't an class entry, we will simulate one
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SNew(SClassPropertyEntryBox)
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.MetaClass(MetaClass)
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.RequiredInterface(RequiredInterface)
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.AllowAbstract(bAllowAbstract)
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.IsBlueprintBaseOnly(bIsBlueprintBaseOnly)
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.AllowNone(bAllowNone)
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.SelectedClass(this, &FStringClassReferenceCustomization::OnGetClass)
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.OnSetClass(this, &FStringClassReferenceCustomization::OnSetClass)
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];
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}
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void FStringClassReferenceCustomization::CustomizeChildren(TSharedRef<IPropertyHandle> InStructPropertyHandle, IDetailChildrenBuilder& StructBuilder, IPropertyTypeCustomizationUtils& StructCustomizationUtils)
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{
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}
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const UClass* FStringClassReferenceCustomization::OnGetClass() const
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{
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FString ClassName;
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ClassNamePropertyHandle->GetValueAsFormattedString(ClassName);
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// Do we have a valid cached class pointer?
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const UClass* Class = CachedClassPtr.Get();
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if(!Class || Class->GetPathName() != ClassName)
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{
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Class = FEditorClassUtils::GetClassFromString(ClassName);
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CachedClassPtr = Class;
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}
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return Class;
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}
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void FStringClassReferenceCustomization::OnSetClass(const UClass* NewClass)
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{
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if(ClassNamePropertyHandle->SetValueFromFormattedString((NewClass) ? NewClass->GetPathName() : "None") == FPropertyAccess::Result::Success)
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{
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CachedClassPtr = NewClass;
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}
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} |