UICommandDragDropOp.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "CoreMinimal.h"
#include "Input/DragAndDrop.h"
#include "Framework/Commands/UICommandInfo.h"
#include "Framework/MultiBox/MultiBoxDefs.h"
 
class SWidget;
 
class FUICommandDragDropOp
    : public FDragDropOperation
{
public:
 
    DRAG_DROP_OPERATOR_TYPE(FUICommandDragDropOp, FDragDropOperation)
 
    static SLATE_API TSharedRef<FUICommandDragDropOp> New( FName InItemName, EMultiBlockType InBlockType, bool bInIsDraggingSection, FName InOriginMultiBox, TSharedPtr<SWidget> CustomDectorator, FVector2D DecoratorOffset );
 
    FUICommandDragDropOp( FName InItemName, EMultiBlockType InBlockType, bool bInIsDraggingSection, FName InOriginMultiBox, TSharedPtr<SWidget> InCustomDecorator, FVector2D DecoratorOffset )
        : ItemName( InItemName )
        , BlockType( InBlockType )
        , bIsDraggingSection(bInIsDraggingSection)
        , OriginMultiBox( InOriginMultiBox )
        , CustomDecorator( InCustomDecorator )
        , Offset( DecoratorOffset )
    { }
 
    void SetOnDropNotification( FSimpleDelegate InOnDropNotification ) { OnDropNotification = InOnDropNotification; }
 
    SLATE_API virtual TSharedPtr<SWidget> GetDefaultDecorator() const override;
    SLATE_API virtual void OnDragged( const class FDragDropEvent& DragDropEvent ) override;
    SLATE_API virtual void OnDrop( bool bDropWasHandled, const FPointerEvent& MouseEvent ) override;
 
public:
 
    FName ItemName;
 
    EMultiBlockType BlockType;
 
    bool bIsDraggingSection;
 
    FName OriginMultiBox;
 
    TSharedPtr<SWidget> CustomDecorator;
 
    FVector2D Offset;
 
    FSimpleDelegate OnDropNotification;
};