68 lines
1.5 KiB
C
68 lines
1.5 KiB
C
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// Copyright Low Entry. Apache License, Version 2.0.
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#pragma once
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#include "CoreMinimal.h"
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#include "LowEntryExecutionQueue.h"
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class FLowEntryExecutionQueueAction : public FPendingLatentAction
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{
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public:
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FName ExecutionFunction;
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int32 OutputLink;
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FWeakObjectPtr CallbackTarget;
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ULowEntryExecutionQueue* Queue;
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FLowEntryExecutionQueueAction(ULowEntryExecutionQueue* Queue0, const FLatentActionInfo& LatentInfo)
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: ExecutionFunction(LatentInfo.ExecutionFunction)
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, OutputLink(LatentInfo.Linkage)
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, CallbackTarget(LatentInfo.CallbackTarget)
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, Queue(Queue0) {}
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virtual void UpdateOperation(FLatentResponse& Response) override
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{
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if (!IsValid(Queue))
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{
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Response.DoneIf(true);
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return;
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}
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if (Queue->Next && (Queue->Count > 0))
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{
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Queue->Next = false;
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Queue->DecreaseCount();
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Response.TriggerLink(ExecutionFunction, OutputLink, CallbackTarget);
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if (Queue->Count <= 0)
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{
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Response.DoneIf(true);
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}
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}
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}
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ULowEntryExecutionQueue* GetOrCreateQueueAndIncreaseCount()
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{
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if (!IsValid(Queue))
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{
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Queue = ULowEntryExecutionQueue::Create(1, true);
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return Queue;
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}
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Queue->IncreaseCount();
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return Queue;
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}
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#if WITH_EDITOR
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// Returns a human readable description of the latent operation's current state
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virtual FString GetDescription() const override
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{
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if (!IsValid(Queue))
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{
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return FString::Printf(TEXT("Queued (0 executions remaining)"));
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}
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return FString::Printf(TEXT("Queued (%i executions remaining)"), Queue->Count);
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}
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#endif
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};
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