78 lines
2.8 KiB
C
78 lines
2.8 KiB
C
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// Copyright 2019-Present LexLiu. All Rights Reserved.
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#pragma once
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#include "CoreMinimal.h"
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#include "Tickable.h"
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#include "SceneOutlinerFwd.h"
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#include "LGUINativeSceneOutlinerExtension.generated.h"
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/**
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* This actor is used by LGUI Editor to restore SceneOutliner actor's folder state and temp hidden state, only valid for editor
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*/
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UCLASS(NotBlueprintable, NotBlueprintType, notplaceable)
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class LGUIEDITOR_API ALGUIEditorLevelDataStorageActor : public AActor
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{
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GENERATED_BODY()
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public:
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ALGUIEditorLevelDataStorageActor()
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{
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bIsEditorOnlyActor = true;
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bListedInSceneOutliner = false;
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}
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UPROPERTY(VisibleAnywhere, Category = "LGUI")
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TArray<TWeakObjectPtr<AActor>> ExpandedActorArray;
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UPROPERTY(VisibleAnywhere, Category = "LGUI")
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TArray<TSoftObjectPtr<AActor>> ExpandedSoftActorArray;
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UPROPERTY(VisibleAnywhere, Category = "LGUI")
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TArray<TWeakObjectPtr<AActor>> TemporarilyHiddenActorArray;
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UPROPERTY(VisibleAnywhere, Category = "LGUI")
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TArray<TSoftObjectPtr<AActor>> TemporarilyHiddenSoftActorArray;
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UPROPERTY(VisibleAnywhere, Category = "LGUI")
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TArray<FName> ExpandedFolderArray;
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};
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class LGUIEDITOR_API FLGUINativeSceneOutlinerExtension : public FTickableGameObject
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{
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public:
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FLGUINativeSceneOutlinerExtension();
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~FLGUINativeSceneOutlinerExtension();
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public:
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//begin TickableEditorObject interface
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virtual void Tick(float DeltaTime)override;
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virtual bool IsTickable() const { return true; }
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virtual bool IsTickableInEditor()const { return true; }
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virtual TStatId GetStatId() const override;
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//end TickableEditorObject interface
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/**
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* Temporary store state and then restore it.
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*/
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void Restore();
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private:
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void OnPreSaveWorld(class UWorld* World, class FObjectPreSaveContext Context);
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void OnMapOpened(const FString& FileName, bool AsTemplate);
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void OnPreBeginPIE(const bool IsSimulating);
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void OnBeginPIE(const bool IsSimulating);
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void OnEndPIE(const bool IsSimulating);
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void PreserveHierarchyStateChange();
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FDelegateHandle OnPreSaveWorldDelegateHandle;
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FDelegateHandle OnMapOpenedDelegateHandle;
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FDelegateHandle OnPreBeginPIEDelegateHandle;
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FDelegateHandle OnBeginPIEDelegateHandle;
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FDelegateHandle OnEndPIEDelegateHandle;
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FDelegateHandle OnLGUIEditorPreserveHierarchyStateChangeDelegateHandle;
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void SaveSceneOutlinerState();
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void SaveSceneOutlinerStateForPIE();
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void RestoreSceneOutlinerState();
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void SetDelayRestore(bool RestoreTemporarilyHidden, bool RestoreUseFName);
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void OnIterateTreeItem(const TFunction<void(STreeView<FSceneOutlinerTreeItemPtr>&, FSceneOutlinerTreeItemPtr&)>& Function);
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float delayRestoreTime = 0;
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bool needToRestore = false;
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bool shouldRestoreTemporarilyHidden = false;
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bool shouldRestoreUseFNameData = false;
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TArray<FName> ExpandedActorArray;
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TArray<FName> ExpandedFolderArray;
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ALGUIEditorLevelDataStorageActor* FindDataStorageActor(bool CreateIfNotExist = true);
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};
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