October3d55/M/LowEntryExtStdLib/Source/LowEntryExtendedStandardLib.../Private/ClassesLatentAction/LowEntryLatentActionString.cpp

73 lines
1.6 KiB
C++

// Copyright Low Entry. Apache License, Version 2.0.
#include "LowEntryLatentActionString.h"
#include "FLowEntryLatentActionString.h"
#include "Engine/Engine.h"
ULowEntryLatentActionString::ULowEntryLatentActionString(const FObjectInitializer& ObjectInitializer) : Super(ObjectInitializer)
{
KeepAliveCount = 1;
AddToRoot();
}
ULowEntryLatentActionString* ULowEntryLatentActionString::Create()
{
return NewObject<ULowEntryLatentActionString>();
}
void ULowEntryLatentActionString::WaitTillDone(UObject* WorldContextObject, FLatentActionInfo LatentInfo, FString& Result_)
{
UWorld* World = GEngine->GetWorldFromContextObject(WorldContextObject, EGetWorldErrorMode::LogAndReturnNull);
if (World == nullptr)
{
return;
}
if (World->GetLatentActionManager().FindExistingAction<FLowEntryLatentActionString>(LatentInfo.CallbackTarget, LatentInfo.UUID) != nullptr)
{
return;
}
World->GetLatentActionManager().AddNewAction(LatentInfo.CallbackTarget, LatentInfo.UUID, new FLowEntryLatentActionString(LatentInfo, this, Result_));
KeepAliveCount++;
if (KeepAliveCount == 1)
{
AddToRoot();
}
}
void ULowEntryLatentActionString::LatentActionDone()
{
KeepAliveCount--;
if (KeepAliveCount == 0)
{
RemoveFromRoot();
}
if (KeepAliveCount < 0)
{
KeepAliveCount = 0;
}
}
void ULowEntryLatentActionString::Done(FString Result_)
{
Result = Result_;
if (!Finished)
{
LatentActionDone(); // used to reduce KeepAliveCount by 1
Finished = true;
}
}
bool ULowEntryLatentActionString::IsDone()
{
return Finished;
}
void ULowEntryLatentActionString::GetResult(FString& Result_)
{
Result_ = Result;
}