69 lines
2.5 KiB
C++
69 lines
2.5 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#pragma once
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#include "CoreMinimal.h"
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#include "IPreviewProfileController.h"
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#define UE_API ADVANCEDPREVIEWSCENE_API
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class UAssetViewerSettings;
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class UEditorPerProjectUserSettings;
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/**
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* Controls the access to the preview profiles. It serves as a bridge between the AdvancedPreviewScene
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* and the UnrealEd modules and enable UnrealEd to change or observe change to the active profile.
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*
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* @note This class was created to decouple UnrealEd from AdvancedPreviewScene and prevent
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* circular dependencies between the modules.
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*/
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class FPreviewProfileController : public IPreviewProfileController
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{
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public:
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UE_API FPreviewProfileController();
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UE_API virtual ~FPreviewProfileController();
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/** Returns the list of available preview profiles names. */
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UE_API virtual TArray<FString> GetPreviewProfiles(int32& OutCurrentProfileIndex) const override;
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/** Set the specified preview profiles as the active one. */
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UE_API virtual bool SetActiveProfile(const FString& ProfileName) override;
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/** Returns the preview profiles currently active. */
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UE_API virtual FString GetActiveProfile() const override;
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/** Returns true if user has added one or more of their own profiles */
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UE_API virtual bool HasAnyUserProfiles() const override;
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/** Invoked after the list of available profiles has changed. */
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virtual FOnPreviewProfileListChanged& OnPreviewProfileListChanged() override { return OnPreviewProfileListChangedDelegate; }
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/** Invoked after the active preview profile changed. */
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virtual FOnPreviewProfileChanged& OnPreviewProfileChanged() override { return OnPreviewSettingChangedDelegate; }
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private:
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UE_API void UpdateAssetViewerProfiles();
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UE_API void EnsureProfilesStateCoherence() const;
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private:
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/** Provides the list of available preview profiles along with the profile change delegates (to update the profile combo box selection) */
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UAssetViewerSettings* AssetViewerSettings = nullptr;
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/** Holds the asset viewer profile currently used by the project. */
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UEditorPerProjectUserSettings* PerProjectSettings = nullptr;
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/** The list of available profiles. */
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TArray<FString> AssetViewerProfileNames;
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/** Holds the current profile index in the list. This is kept consistent with the cache list of names. */
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int32 CurrentProfileIndex = 0;
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FOnPreviewProfileListChanged OnPreviewProfileListChangedDelegate;
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FOnPreviewProfileChanged OnPreviewSettingChangedDelegate;
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FDelegateHandle AssetViewerSettingsProfileAddRemoveHandle;
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FDelegateHandle AssetViewerSettingsChangedHandle;
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};
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#undef UE_API
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