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104 lines
3.1 KiB
C++
104 lines
3.1 KiB
C++
// Copyright 1998-2019 Epic Games, Inc. All Rights Reserved.
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#pragma once
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#include "CoreMinimal.h"
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#include "Layout/Visibility.h"
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#include "IIntroTutorials.h"
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#include "Widgets/DeclarativeSyntaxSupport.h"
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#include "Widgets/SCompoundWidget.h"
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#include "UObject/GCObject.h"
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#include "Widgets/SWindow.h"
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class SEditorTutorials;
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class UEditorTutorial;
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/**
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* The widget which simply monitors windows in its tick function to see if we need to attach
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* a tutorial overlay.
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*/
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class STutorialRoot : public SCompoundWidget, public FGCObject
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{
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public:
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SLATE_BEGIN_ARGS( STutorialRoot )
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{
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_Visibility = EVisibility::HitTestInvisible;
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}
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SLATE_END_ARGS()
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void Construct(const FArguments& InArgs);
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/** SWidget implementation */
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virtual void Tick( const FGeometry& AllottedGeometry, const double InCurrentTime, const float InDeltaTime ) override;
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/** FGCObject implementation */
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virtual void AddReferencedObjects( FReferenceCollector& Collector ) override;
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/** Launch the specified tutorial from the specified window */
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void LaunchTutorial(UEditorTutorial* InTutorial, IIntroTutorials::ETutorialStartType InStartType, TWeakPtr<SWindow> InNavigationWindow, FSimpleDelegate InOnTutorialClosed, FSimpleDelegate InOnTutorialExited);
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/** Close all tutorial content */
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void CloseAllTutorialContent();
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/** Reload tutorials that we know about */
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void ReloadTutorials();
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/** Got to the previous stage in the current tutorial */
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void GoToPreviousStage();
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/** Got to the next stage in the current tutorial */
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void GoToNextStage(TWeakPtr<SWindow> InNavigationWindow);
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/** Has this named widget been raw anywhere this frame? */
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bool WasWidgetDrawn(const FName& InName) const;
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/** Register that this widget was drawn this frame */
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void WidgetWasDrawn(const FName& InName);
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/** This is currently used for the "loading" widget */
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void AttachWidget(TSharedPtr<SWidget> Widget);
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/** This is currently used for the "loading" widget */
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void DetachWidget();
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private:
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/** Handle when the next button is clicked */
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void HandleNextClicked(TWeakPtr<SWindow> InNavigationWindow);
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/** Handle when the back button is clicked */
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void HandleBackClicked();
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/** Handle when the home button is clickeds */
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void HandleHomeClicked();
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/** Handle when the close button is clicked */
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void HandleCloseClicked();
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/** Handle retrieving the current tutorial */
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UEditorTutorial* HandleGetCurrentTutorial();
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/** Handle retrieving the current tutorial stage */
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int32 HandleGetCurrentTutorialStage();
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/** Function called on Tick() to check active windows for whether they need an overlay adding */
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void MaybeAddOverlay(TSharedRef<SWindow> InWindow);
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private:
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/** Container widgets, inserted into window overlays */
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TMap<TWeakPtr<SWindow>, TWeakPtr<SEditorTutorials>> TutorialWidgets;
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/** Tutorial we are currently viewing */
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UEditorTutorial* CurrentTutorial;
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/** Current stage of tutorial */
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int32 CurrentTutorialStage;
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/** Start time of the current tutorial, if any */
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float CurrentTutorialStartTime;
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/** Current drawn widgets for the last frame */
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TArray<FName> DrawnWidgets;
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TArray<FName> PreviouslyDrawnWidgets;
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};
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