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https://github.com/Milxnor/Project-Reboot-3.0.git
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62 lines
2.5 KiB
C++
62 lines
2.5 KiB
C++
#pragma once
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#include "WeakObjectPtr.h"
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#include "Object.h"
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#include "PointerIsConvertibleFromTo.h"
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template<class T = UObject, class TWeakObjectPtrBase = FWeakObjectPtr>
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struct TWeakObjectPtr;
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template<class T, class TWeakObjectPtrBase>
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struct TWeakObjectPtr : public TWeakObjectPtrBase
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{
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T* Get()
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{
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return (T*)TWeakObjectPtrBase::Get();
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}
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/*
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bool operator==(const TWeakObjectPtr& other)
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{
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return TWeakObjectPtrBase::operator==(other);
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}
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*/
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TWeakObjectPtr() {}
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};
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template <typename LhsT, typename RhsT, typename OtherTWeakObjectPtrBase>
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FORCENOINLINE bool operator==(const TWeakObjectPtr<LhsT, OtherTWeakObjectPtrBase>& Lhs, const RhsT* Rhs)
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{
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// It's also possible that these static_asserts may fail for valid conversions because
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// one or both of the types have only been forward-declared.
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static_assert(TPointerIsConvertibleFromTo<RhsT, UObject>::Value, "TWeakObjectPtr can only be compared with UObject types");
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static_assert(TPointerIsConvertibleFromTo<LhsT, RhsT>::Value || TPointerIsConvertibleFromTo<RhsT, LhsT>::Value, "Unable to compare TWeakObjectPtr with raw pointer - types are incompatible");
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// NOTE: this constructs a TWeakObjectPtrBase, which has some amount of overhead, so this may not be an efficient operation
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return (const OtherTWeakObjectPtrBase&)Lhs == OtherTWeakObjectPtrBase(Rhs);
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}
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template <typename LhsT, typename RhsT, typename OtherTWeakObjectPtrBase>
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FORCENOINLINE bool operator==(const LhsT* Lhs, const TWeakObjectPtr<RhsT, OtherTWeakObjectPtrBase>& Rhs)
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{
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// It's also possible that these static_asserts may fail for valid conversions because
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// one or both of the types have only been forward-declared.
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static_assert(TPointerIsConvertibleFromTo<LhsT, UObject>::Value, "TWeakObjectPtr can only be compared with UObject types");
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static_assert(TPointerIsConvertibleFromTo<LhsT, RhsT>::Value || TPointerIsConvertibleFromTo<RhsT, LhsT>::Value, "Unable to compare TWeakObjectPtr with raw pointer - types are incompatible");
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// NOTE: this constructs a TWeakObjectPtrBase, which has some amount of overhead, so this may not be an efficient operation
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return OtherTWeakObjectPtrBase(Lhs) == (const OtherTWeakObjectPtrBase&)Rhs;
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}
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template <typename LhsT, typename OtherTWeakObjectPtrBase>
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FORCENOINLINE bool operator==(const TWeakObjectPtr<LhsT, OtherTWeakObjectPtrBase>& Lhs, TYPE_OF_NULLPTR)
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{
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return !Lhs.IsValid();
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}
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template <typename RhsT, typename OtherTWeakObjectPtrBase>
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FORCENOINLINE bool operator==(TYPE_OF_NULLPTR, const TWeakObjectPtr<RhsT, OtherTWeakObjectPtrBase>& Rhs)
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{
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return !Rhs.IsValid();
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} |