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  3. TGetOrEnumerateSink

TGetOrEnumerateSink

Utility class to simplify implementation of data sources that can be called as 'get' (fill an array) or 'enumerate' (call a callback).

API > API/Editor > API/Editor/ContentBrowserData

Utility class to simplify implementation of data sources that can be called as 'get' (fill an array) or 'enumerate' (call a callback).

Usage: Functions should take TGetOrEnumerateSink by value or const ref to allow in-place construction.

   
Name TGetOrEnumerateSink
Type class
Header File /Engine/Source/Editor/ContentBrowserData/Public/GetOrEnumerateSink.h
Include Path #include "GetOrEnumerateSink.h"

Syntax

template<typename ItemType>  
class TGetOrEnumerateSink

Constructors

Name Remarks Include Path Unreal Specifiers

TGetOrEnumerateSink ( TFunctionRef< bool(ItemType&&)> InCallback
)

   GetOrEnumerateSink.h  

TGetOrEnumerateSink ( TArray< ItemType >& InOutput
)

   GetOrEnumerateSink.h  
Allow copying for delegation to other methods if desired. Just copies pointers into sink. No state needs to be maintained between copies. GetOrEnumerateSink.h  
Allow moving to delegate the sink into other calls. GetOrEnumerateSink.h  

Variables

Protected

Name Type Remarks Include Path Unreal Specifiers
Array TArray< ItemType > *   GetOrEnumerateSink.h  
Callback TOptional< TFunctionRef< bool(ItemType &&)> >   GetOrEnumerateSink.h  

Functions

Public

Name Remarks Include Path Unreal Specifiers

bool ProduceItem ( ItemType&& Item
) const

   GetOrEnumerateSink.h  

void ReserveMore ( int32 NumAdditionalItems
) const

   GetOrEnumerateSink.h  

Operators

Name Remarks Include Path Unreal Specifiers
  GetOrEnumerateSink.h  
  GetOrEnumerateSink.h  

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