SVirtualWindow.h

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// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
 
#include "CoreMinimal.h"
#include "Layout/SlateRect.h"
#include "Layout/Geometry.h"
#include "Input/PopupMethodReply.h"
#include "Widgets/SWidget.h"
#include "Widgets/DeclarativeSyntaxSupport.h"
#include "Rendering/DrawElements.h"
#include "Widgets/SWindow.h"
 
class FArrangedChildren;
class FSlateDrawBuffer;
class ISlate3DRenderer;
class STooltipPresenter;
class UTextureRenderTarget2D;
 
class SVirtualWindow : public SWindow
{
    SLATE_BEGIN_ARGS(SVirtualWindow)
        : _Size(FVector2D(100, 100))
    {}
 
    SLATE_ARGUMENT(FVector2D, Size)
 
        SLATE_END_ARGS()
 
public:
    SLATE_API void Construct(const FArguments& InArgs);
 
    SLATE_API void SetShouldResolveDeferred(bool bResolve);
 
    SLATE_API void SetIsFocusable(bool bFocusable);
 
    SLATE_API virtual FPopupMethodReply OnQueryPopupMethod() const override;
    SLATE_API virtual bool OnVisualizeTooltip(const TSharedPtr<SWidget>& TooltipContent) override;
    SLATE_API virtual int32 OnPaint(const FPaintArgs& Args, const FGeometry& AllottedGeometry, const FSlateRect& MyCullingRect, FSlateWindowElementList& OutDrawElements, int32 LayerId, const FWidgetStyle& InWidgetStyle, bool bParentEnabled) const override;
    SLATE_API virtual void OnArrangeChildren(const FGeometry& AllottedGeometry, FArrangedChildren& ArrangedChildren) const override;
    SLATE_API virtual bool SupportsKeyboardFocus() const override;
    SLATE_API virtual FVector2D ComputeDesiredSize(float LayoutScaleMultiplier) const override;
    SLATE_API virtual bool Advanced_IsInvalidationRoot() const override;
 
private:
    TSharedPtr<class STooltipPresenter> TooltipPresenter;
    bool bIsFocusable;
    bool bShouldResolveDeferred;
};