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  3. TPromise

TPromise

Template for promises.

API > API/Runtime > API/Runtime/Core > API/Runtime/Core/Async

Inheritance Hierarchy

References

   
Module Core
Header /Engine/Source/Runtime/Core/Public/Async/Future.h
Include #include "Async/Future.h"

Syntax

template<typename ResultType>  
class TPromise : public TPromiseBase< ResultType >

Remarks

Template for promises.

Constructors

  Type Name Description
Public function   Default constructor (creates a new shared state).
Public function  

TPromise ( TPromise&& Other
)

 Move constructor.
Public function  

TPromise ( TUniqueFunction< void()>&& CompletionCallback
)

 Create and initialize a new instance with a callback.

Functions

  Type Name Description
Public function void

EmplaceValue ( ArgTypes&&... Args
)

 Sets the promised result.
Public function TFuture< ResultType > Gets a TFuture object associated with the shared state of this promise.
Public function void

SetValue ( const ResultType& Result
)

 Sets the promised result.
Public function void

SetValue ( ResultType&& Result
)

 Sets the promised result (from rvalue).

Operators

  Type Name Description
Public function TPromise &

operator= ( TPromise&& Other
)

 Move assignment operator.

Typedefs

Name Description
BaseType  

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