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  3. FSharedReferencer

FSharedReferencer

[FSharedReferencer](API\Runtime\Core\Templates\FSharedReferencer) is a wrapper around a pointer to a reference controller that is used by either a [TSharedRef](API\Runtime\Core\Templates\TSharedRef) or a [TSharedPtr](API\Runtime\Core\Templates\TSharedPtr) to keep track of a referenced object's lifetime

Unreal Engine C++ API Reference > Runtime > Core > Templates

References

   
Module Core
Header /Engine/Source/Runtime/Core/Public/Templates/SharedPointerInternals.h
Include #include "Templates/SharedPointerInternals.h"

Syntax

template<ESPMode Mode>  
class FSharedReferencer

Remarks

FSharedReferencer is a wrapper around a pointer to a reference controller that is used by either a TSharedRef or a TSharedPtr to keep track of a referenced object's lifetime

Constructors

  Type Name Description
Public function   Constructor for an empty shared referencer object
Public function  

FSharedReferencer ( TReferenceControllerBase< Mode >* InReferenceController
)

 Constructor that counts a single reference to the specified object
Public function  

FSharedReferencer ( FSharedReferencer const& InSharedReference
)

 Copy constructor creates a new reference to the existing object
Public function  

FSharedReferencer ( FSharedReferencer&& InSharedReference
)

 Move constructor creates no new references
Public function  

FSharedReferencer ( FWeakReferencer< Mode > const& InWeakReference
)

 Creates a shared referencer object from a weak referencer object.
Public function  

FSharedReferencer ( FWeakReferencer< Mode >&& InWeakReference
)

 Creates a shared referencer object from a weak referencer object.

Destructors

  Type Name Description
Public function   Destructor.

Functions

  Type Name Description
Public function Const const int32 Returns the number of shared references to this object (including this reference.)
Public function Const const bool Returns true if this is the only shared reference to this object.
Public function Const const bool

IsValid ()

 Tests to see whether or not this shared counter contains a valid reference

Operators

  Type Name Description
Public function FSharedReferencer &

operator= ( FSharedReferencer const& InSharedReference
)

 Assignment operator adds a reference to the assigned object.
Public function FSharedReferencer &

operator= ( FSharedReferencer&& InSharedReference
)

 Move assignment operator adds no references to the assigned object.

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