NavigationMetadata.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "CoreMinimal.h"
#include "Types/ISlateMetaData.h"
#include "Input/NavigationReply.h"
 
enum class ENavigationTransitionDirection
{
    Incoming, 
    Outgoing
};
 
struct FNavigationTransition
{
    FNavigationTransition(EUINavigation Type, TWeakPtr<SWidget> OldFocusedWidget, TWeakPtr<SWidget> NewFocusedWidget, ENavigationTransitionDirection Direction)
        : Type(Type)
        , OldFocusedWidget(OldFocusedWidget)
        , NewFocusedWidget(NewFocusedWidget)
        , Direction(Direction)
    {}
 
    EUINavigation Type;
    TWeakPtr<SWidget> OldFocusedWidget;
    TWeakPtr<SWidget> NewFocusedWidget;
    ENavigationTransitionDirection Direction;
};
 
DECLARE_DELEGATE_OneParam(FOnNavigationTransitionDelegate, const FNavigationTransition&);
 
struct FNavigationTransitionMetadata : ISlateMetaData
{
    SLATE_METADATA_TYPE(FNavigationTransitionMetadata, ISlateMetaData);
 
    FOnNavigationTransitionDelegate OnNavigationTransition;
};