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UnrealEngine/Engine/Source/Editor/DataLayerEditor/Public/DataLayerEditorModule.h
2025-05-18 13:04:45 +08:00

71 lines
2.4 KiB
C++

// Copyright Epic Games, Inc. All Rights Reserved.
#pragma once
#include "Containers/Array.h"
#include "CoreMinimal.h"
#include "Delegates/Delegate.h"
#include "Framework/Commands/UICommandList.h"
#include "Framework/MultiBox/MultiBoxExtender.h"
#include "Templates/SharedPointer.h"
#include "WorldPartition/DataLayer/IDataLayerEditorModule.h"
class AActor;
class FExtender;
class FUICommandList;
class SWidget;
class UToolMenu;
class UDataLayerInstance;
class UExternalDataLayerAsset;
class UExternalDataLayerInstance;
/**
* The module holding all of the UI related pieces for DataLayers
*/
class FDataLayerEditorModule : public IDataLayerEditorModule
{
public:
/**
* Called right after the module DLL has been loaded and the module object has been created
*/
virtual void StartupModule();
/**
* Called before the module is unloaded, right before the module object is destroyed.
*/
virtual void ShutdownModule();
/**
* Creates a DataLayer Browser widget
*/
virtual TSharedRef<class SWidget> CreateDataLayerBrowser();
/*
* Selected DataLayer in DataLayer Browser widget
*/
virtual void SyncDataLayerBrowserToDataLayer(const UDataLayerInstance* DataLayer);
/** Delegates to be called to extend the DataLayers menus */
typedef TPair<TWeakObjectPtr<const UDataLayerInstance>, TWeakObjectPtr<const AActor>> FDataLayerActor;
DECLARE_DELEGATE_RetVal_ThreeParams(TSharedRef<FExtender>, FDataLayersMenuExtender, const TSharedRef<FUICommandList>, const TSet<TWeakObjectPtr<const UDataLayerInstance>>& /*SelectedDataLayers*/, const TSet<FDataLayerActor>& /*SelectedDataLayerActors*/);
virtual TArray<FDataLayersMenuExtender>& GetAllDataLayersMenuExtenders() { return DataLayersMenuExtenders; }
/* Implement IDataLayerEditorModule */
virtual bool AddActorToDataLayers(AActor* Actor, const TArray<UDataLayerInstance*>& DataLayers) override;
virtual void SetActorEditorContextCurrentExternalDataLayer(const UExternalDataLayerAsset* InExternalDataLayerAsset) override;
private:
void RegisterMenus();
void MoveToExternalDataLayerMenu(UToolMenu* Menu);
bool MoveActorsToExternalDataLayer(const TArray<AActor*>& InSelectedActors, const UExternalDataLayerInstance* InExternalDataLayerInstance, FText* OutReason = nullptr);
TArray<AActor*> GetSelectedActors() const;
TWeakPtr<SWidget> DataLayerBrowser;
/** All extender delegates for the DataLayers menus */
TArray<FDataLayersMenuExtender> DataLayersMenuExtenders;
};