48 lines
1.4 KiB
C
48 lines
1.4 KiB
C
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// Copyright Epic Games, Inc. All Rights Reserved.
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#pragma once
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#include "CoreMinimal.h"
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#include "GameFramework/Actor.h"
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#include "Input/DragAndDrop.h"
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#include "DragAndDrop/DecoratedDragDropOp.h"
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#include "ClassIconFinder.h"
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class FActorDragDropOp: public FDecoratedDragDropOp
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{
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public:
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DRAG_DROP_OPERATOR_TYPE(FActorDragDropOp, FDecoratedDragDropOp)
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/** Actor that we are dragging */
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TArray<TWeakObjectPtr<AActor>> Actors;
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void Init(const TArray<TWeakObjectPtr<AActor>>& InActors)
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{
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for (int32 i = 0; i < InActors.Num(); i++)
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{
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if (InActors[i].IsValid())
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{
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Actors.Add(InActors[i]);
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}
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}
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// Set text and icon
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UClass* CommonSelClass = NULL;
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CurrentIconBrush = FClassIconFinder::FindIconForActors(Actors, CommonSelClass);
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if (Actors.Num() == 0)
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{
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CurrentHoverText = NSLOCTEXT("FActorDragDropOp", "None", "None");
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}
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else if (Actors.Num() == 1)
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{
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// Find icon for actor
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const AActor* TheActor = Actors[0].Get();
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CurrentHoverText = FText::FromString(TheActor->GetActorLabel());
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}
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else
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{
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CurrentHoverText = FText::Format(NSLOCTEXT("FActorDragDropOp", "FormatActors", "{0} Actors"), FText::AsNumber(InActors.Num()));
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}
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}
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};
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