WidgetList.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "CoreMinimal.h"
#include "Types/SlateAttribute.h"
#include "Debugging/SlateDebugging.h"
 
#if UE_WITH_SLATE_DEBUG_WIDGETLIST && (UE_BUILD_SHIPPING || UE_BUILD_TEST)
    #error "UE_WITH_SLATE_DEBUG_WIDGETLIST is defined in a non-debug build"
#endif
 
#if UE_WITH_SLATE_DEBUG_WIDGETLIST
 
class SWidget;
 
namespace UE
{
namespace Slate
{
 
class FWidgetList 
{
public:
    static void AddWidget(const SWidget* Widget) { AllWidgets.Add(Widget); }
    static void RemoveWidget(const SWidget* Widget) { AllWidgets.RemoveSingleSwap(Widget); }
 
    static const TArray<const SWidget*>& GetAllWidgets() { return AllWidgets; }
 
    static void ExportToCSV(FStringView FileName);
 
private:
    FWidgetList() = delete;
 
    static TArray<const SWidget*> AllWidgets;
};
 
#define UE_SLATE_DEBUG_WIDGETLIST_ADD_WIDGET(Widget) { ::UE::Slate::FWidgetList::AddWidget(Widget); }
#define UE_SLATE_DEBUG_WIDGETLIST_REMOVE_WIDGET(Widget) { ::UE::Slate::FWidgetList::RemoveWidget(Widget); }
 
} //Slate
} //UE
 
#else
#define UE_SLATE_DEBUG_WIDGETLIST_ADD_WIDGET(Widget)
#define UE_SLATE_DEBUG_WIDGETLIST_REMOVE_WIDGET(Widget)
#endif //UE_WITH_SLATE_DEBUG_WIDGETLIST