Files
UnrealEngine/Engine/Source/Developer/CollectionManager/Private/CollectionManager.h
2025-05-18 13:04:45 +08:00

231 lines
17 KiB
C++

// Copyright Epic Games, Inc. All Rights Reserved.
#pragma once
#include "CoreMinimal.h"
#include "Containers/Ticker.h"
#include "Collection.h"
#include "CollectionManagerTypes.h"
#include "ICollectionManager.h"
#include "Misc/Guid.h"
#include "Templates/PimplPtr.h"
class FCollectionContainer;
class ITextFilterExpressionContext;
/** Collection info for a given object - gives the collection name, as well as the reason this object is considered to be part of this collection */
struct FObjectCollectionInfo
{
explicit FObjectCollectionInfo(const FCollectionNameType& InCollectionKey)
: CollectionKey(InCollectionKey)
, Reason(0)
{
}
FObjectCollectionInfo(const FCollectionNameType& InCollectionKey, const ECollectionRecursionFlags::Flags InReason)
: CollectionKey(InCollectionKey)
, Reason(InReason)
{
}
/** The key identifying the collection that contains this object */
FCollectionNameType CollectionKey;
/** The reason(s) why this collection contains this object - this can be tested against the recursion mode when getting the collections for an object */
ECollectionRecursionFlags::Flags Reason;
};
enum class ECollectionCacheFlags
{
None = 0,
Names = 1<<0,
Objects = 1<<1,
Hierarchy = 1<<2,
Colors = 1 <<3,
// Necessary cache updates for calling collection recursion worker
RecursionWorker = Names | Hierarchy,
All = Names | Objects | Hierarchy | Colors,
};
ENUM_CLASS_FLAGS(ECollectionCacheFlags);
UE_DEPRECATED(5.5, "These typedefs have been deprecated. Replace them with their concrete types.")
typedef TMap<FCollectionNameType, TSharedRef<FCollection>> FAvailableCollectionsMap;
UE_DEPRECATED(5.5, "These typedefs have been deprecated. Replace them with their concrete types.")
typedef TMap<FGuid, FCollectionNameType> FGuidToCollectionNamesMap;
UE_DEPRECATED(5.5, "These typedefs have been deprecated. Replace them with their concrete types.")
typedef TMap<FSoftObjectPath, TArray<FObjectCollectionInfo>> FCollectionObjectsMap;
UE_DEPRECATED(5.5, "These typedefs have been deprecated. Replace them with their concrete types.")
typedef TMap<FGuid, TArray<FGuid>> FCollectionHierarchyMap;
UE_DEPRECATED(5.5, "These typedefs have been deprecated. Replace them with their concrete types.")
typedef TArray<FLinearColor> FCollectionColorArray;
class FCollectionManager final : public ICollectionManager
{
public:
FCollectionManager();
virtual ~FCollectionManager();
virtual const TSharedRef<ICollectionContainer>& GetProjectCollectionContainer() const override;
virtual TSharedPtr<ICollectionContainer> AddCollectionContainer(const TSharedRef<ICollectionSource>& CollectionSource) override;
virtual bool RemoveCollectionContainer(const TSharedRef<ICollectionContainer>& CollectionContainer) override;
virtual bool HasCollectionContainer(const TSharedRef<ICollectionContainer>& CollectionContainer) const override;
virtual TSharedPtr<ICollectionContainer> FindCollectionContainer(FName CollectionSourceName) const override;
virtual TSharedPtr<ICollectionContainer> FindCollectionContainer(const TSharedRef<ICollectionSource>& CollectionSource) const override;
virtual void GetCollectionContainers(TArray<TSharedPtr<ICollectionContainer>>& OutCollectionContainers) const override;
virtual void GetVisibleCollectionContainers(TArray<TSharedPtr<ICollectionContainer>>& OutCollectionContainers) const override;
virtual bool TryParseCollectionPath(const FString& CollectionPath, TSharedPtr<ICollectionContainer>* OutCollectionContainer, FName* OutCollectionName, ECollectionShareType::Type* OutShareType) const override;
virtual bool HasCollections() const override;
virtual void GetCollections(TArray<FCollectionNameType>& OutCollections) const override;
virtual void GetCollections(FName CollectionName, TArray<FCollectionNameType>& OutCollections) const override;
virtual void GetCollectionNames(ECollectionShareType::Type ShareType, TArray<FName>& CollectionNames) const override;
virtual void GetRootCollections(TArray<FCollectionNameType>& OutCollections) const override;
virtual void GetRootCollectionNames(ECollectionShareType::Type ShareType, TArray<FName>& CollectionNames) const override;
virtual void GetChildCollections(FName CollectionName, ECollectionShareType::Type ShareType, TArray<FCollectionNameType>& OutCollections) const override;
virtual void GetChildCollectionNames(FName CollectionName, ECollectionShareType::Type ShareType, ECollectionShareType::Type ChildShareType, TArray<FName>& CollectionNames) const override;
virtual TOptional<FCollectionNameType> GetParentCollection(FName CollectionName, ECollectionShareType::Type ShareType) const override;
virtual bool CollectionExists(FName CollectionName, ECollectionShareType::Type ShareType) const override;
virtual bool GetAssetsInCollection(FName CollectionName, ECollectionShareType::Type ShareType, TArray<FSoftObjectPath>& AssetPaths, ECollectionRecursionFlags::Flags RecursionMode = ECollectionRecursionFlags::Self) const override;
virtual bool GetObjectsInCollection(FName CollectionName, ECollectionShareType::Type ShareType, TArray<FSoftObjectPath>& ObjectPaths, ECollectionRecursionFlags::Flags RecursionMode = ECollectionRecursionFlags::Self) const override;
virtual bool GetClassesInCollection(FName CollectionName, ECollectionShareType::Type ShareType, TArray<FTopLevelAssetPath>& ClassPaths, ECollectionRecursionFlags::Flags RecursionMode = ECollectionRecursionFlags::Self) const override;
virtual void GetCollectionsContainingObject(const FSoftObjectPath& ObjectPath, ECollectionShareType::Type ShareType, TArray<FName>& OutCollectionNames, ECollectionRecursionFlags::Flags RecursionMode = ECollectionRecursionFlags::Self) const override;
virtual void GetCollectionsContainingObject(const FSoftObjectPath& ObjectPath, TArray<FCollectionNameType>& OutCollections, ECollectionRecursionFlags::Flags RecursionMode = ECollectionRecursionFlags::Self) const override;
virtual void GetCollectionsContainingObjects(const TArray<FSoftObjectPath>& ObjectPaths, TMap<FCollectionNameType, TArray<FSoftObjectPath>>& OutCollectionsAndMatchedObjects, ECollectionRecursionFlags::Flags RecursionMode = ECollectionRecursionFlags::Self) const override;
virtual FString GetCollectionsStringForObject(const FSoftObjectPath& ObjectPath, ECollectionShareType::Type ShareType, ECollectionRecursionFlags::Flags RecursionMode = ECollectionRecursionFlags::Self, bool bFullPaths = true) const override;
virtual void CreateUniqueCollectionName(FName BaseName, ECollectionShareType::Type ShareType, FName& OutCollectionName) const override;
virtual bool IsValidCollectionName(const FString& CollectionName, ECollectionShareType::Type ShareType, FText* OutError = nullptr) const override;
virtual bool CreateCollection(FName CollectionName, ECollectionShareType::Type ShareType, ECollectionStorageMode::Type StorageMode, FText* OutError = nullptr) override;
virtual bool RenameCollection(FName CurrentCollectionName, ECollectionShareType::Type CurrentShareType, FName NewCollectionName, ECollectionShareType::Type NewShareType, FText* OutError = nullptr) override;
virtual bool ReparentCollection(FName CollectionName, ECollectionShareType::Type ShareType, FName ParentCollectionName, ECollectionShareType::Type ParentShareType, FText* OutError = nullptr) override;
virtual bool DestroyCollection(FName CollectionName, ECollectionShareType::Type ShareType, FText* OutError = nullptr) override;
virtual bool AddToCollection(FName CollectionName, ECollectionShareType::Type ShareType, const FSoftObjectPath& ObjectPath, FText* OutError = nullptr) override;
virtual bool AddToCollection(FName CollectionName, ECollectionShareType::Type ShareType, TConstArrayView<FSoftObjectPath> ObjectPaths, int32* OutNumAdded = nullptr, FText* OutError = nullptr) override;
virtual bool RemoveFromCollection(FName CollectionName, ECollectionShareType::Type ShareType, const FSoftObjectPath& ObjectPath, FText* OutError = nullptr) override;
virtual bool RemoveFromCollection(FName CollectionName, ECollectionShareType::Type ShareType, TConstArrayView<FSoftObjectPath> ObjectPaths, int32* OutNumRemoved = nullptr, FText* OutError = nullptr) override;
virtual bool SetDynamicQueryText(FName CollectionName, ECollectionShareType::Type ShareType, const FString& InQueryText, FText* OutError = nullptr) override;
virtual bool GetDynamicQueryText(FName CollectionName, ECollectionShareType::Type ShareType, FString& OutQueryText, FText* OutError = nullptr) const override;
virtual bool TestDynamicQuery(FName CollectionName, ECollectionShareType::Type ShareType, const ITextFilterExpressionContext& InContext, bool& OutResult, FText* OutError = nullptr) const override;
virtual bool EmptyCollection(FName CollectionName, ECollectionShareType::Type ShareType, FText* OutError = nullptr) override;
virtual bool SaveCollection(FName CollectionName, ECollectionShareType::Type ShareType, FText* OutError = nullptr) override;
virtual bool UpdateCollection(FName CollectionName, ECollectionShareType::Type ShareType, FText* OutError = nullptr) override;
virtual bool GetCollectionStatusInfo(FName CollectionName, ECollectionShareType::Type ShareType, FCollectionStatusInfo& OutStatusInfo, FText* OutError = nullptr) const override;
virtual bool HasCollectionColors(TArray<FLinearColor>* OutColors = nullptr) const override;
virtual bool GetCollectionColor(FName CollectionName, ECollectionShareType::Type ShareType, TOptional<FLinearColor>& OutColor, FText* OutError = nullptr) const override;
virtual bool SetCollectionColor(FName CollectionName, ECollectionShareType::Type ShareType, const TOptional<FLinearColor>& NewColor, FText* OutError = nullptr) override;
virtual bool GetCollectionStorageMode(FName CollectionName, ECollectionShareType::Type ShareType, ECollectionStorageMode::Type& OutStorageMode, FText* OutError = nullptr) const override;
virtual bool IsObjectInCollection(const FSoftObjectPath& ObjectPath, FName CollectionName, ECollectionShareType::Type ShareType, ECollectionRecursionFlags::Flags RecursionMode = ECollectionRecursionFlags::Self, FText* OutError = nullptr) const override;
virtual bool IsValidParentCollection(FName CollectionName, ECollectionShareType::Type ShareType, FName ParentCollectionName, ECollectionShareType::Type ParentShareType, FText* OutError) const override;
UE_DEPRECATED(5.5, "Deprecated for thread safety reasons.")
virtual FText GetLastError() const override { return FText::GetEmpty(); }
virtual void HandleFixupRedirectors(ICollectionRedirectorFollower& InRedirectorFollower) override;
virtual bool HandleRedirectorDeleted(const FSoftObjectPath& ObjectPath, FText* OutError = nullptr) override;
virtual bool HandleRedirectorsDeleted(TConstArrayView<FSoftObjectPath> ObjectPaths, FText* OutError = nullptr) override;
virtual void HandleObjectRenamed(const FSoftObjectPath& OldObjectPath, const FSoftObjectPath& NewObjectPath) override;
virtual void HandleObjectDeleted(const FSoftObjectPath& ObjectPath) override;
virtual void HandleObjectsDeleted(TConstArrayView<FSoftObjectPath> ObjectPaths) override;
virtual void SuppressObjectDeletionHandling() override;
virtual void ResumeObjectDeletionHandling() override;
/** Event for when collection containers are created */
DECLARE_DERIVED_EVENT(FCollectionManager, ICollectionManager::FCollectionContainerCreatedEvent, FCollectionContainerCreatedEvent);
virtual FCollectionContainerCreatedEvent& OnCollectionContainerCreated() override { return CollectionContainerCreatedEvent; }
/** Event for when collection containers are destroyed */
DECLARE_DERIVED_EVENT(FCollectionManager, ICollectionManager::FCollectionContainerDestroyedEvent, FCollectionContainerDestroyedEvent);
virtual FCollectionContainerDestroyedEvent& OnCollectionContainerDestroyed() override { return CollectionContainerDestroyedEvent; }
/** Event for when collections are created */
DECLARE_DERIVED_EVENT( FCollectionManager, ICollectionManager::FCollectionCreatedEvent, FCollectionCreatedEvent );
virtual FCollectionCreatedEvent& OnCollectionCreated() override { return CollectionCreatedEvent; }
/** Event for when collections are destroyed */
DECLARE_DERIVED_EVENT( FCollectionManager, ICollectionManager::FCollectionDestroyedEvent, FCollectionDestroyedEvent );
virtual FCollectionDestroyedEvent& OnCollectionDestroyed() override { return CollectionDestroyedEvent; }
/** Event for when assets are added to a collection */
virtual FOnAssetsAddedToCollection& OnAssetsAddedToCollection() override { return AssetsAddedToCollectionDelegate; }
/** Event for when assets are removed from a collection */
virtual FOnAssetsRemovedFromCollection& OnAssetsRemovedFromCollection() override { return AssetsRemovedFromCollectionDelegate; }
/** Event for when collections are renamed */
DECLARE_DERIVED_EVENT( FCollectionManager, ICollectionManager::FCollectionRenamedEvent, FCollectionRenamedEvent );
virtual FCollectionRenamedEvent& OnCollectionRenamed() override { return CollectionRenamedEvent; }
/** Event for when collections are re-parented */
DECLARE_DERIVED_EVENT( FCollectionManager, ICollectionManager::FCollectionReparentedEvent, FCollectionReparentedEvent );
virtual FCollectionReparentedEvent& OnCollectionReparented() override { return CollectionReparentedEvent; }
/** Event for when collections is updated, or otherwise changed and we can't tell exactly how (eg, after updating from source control and merging) */
DECLARE_DERIVED_EVENT( FCollectionManager, ICollectionManager::FCollectionUpdatedEvent, FCollectionUpdatedEvent );
virtual FCollectionUpdatedEvent& OnCollectionUpdated() override { return CollectionUpdatedEvent; }
/** Event for when collections is updated, or otherwise changed and we can't tell exactly how (eg, after updating from source control and merging) */
DECLARE_DERIVED_EVENT( FCollectionManager, ICollectionManager::FAddToCollectionCheckinDescriptionEvent, FAddToCollectionCheckinDescriptionEvent);
virtual FAddToCollectionCheckinDescriptionEvent& OnAddToCollectionCheckinDescriptionEvent() override { return AddToCollectionCheckinDescriptionEvent; }
private:
static void InitializeCollectionContainer(const TSharedRef<class FCollectionContainer>& CollectionContainer);
/** Tick this collection manager so it can process any file cache events */
bool TickFileCache(float InDeltaTime);
void CollectionCreated(ICollectionContainer& CollectionContainer, const FCollectionNameType& Collection);
void CollectionDestroyed(ICollectionContainer& CollectionContainer, const FCollectionNameType& Collection);
void AssetsAddedToCollection(ICollectionContainer& CollectionContainer, const FCollectionNameType& Collection, TConstArrayView<FSoftObjectPath> AssetsAdded);
void AssetsRemovedFromCollection(ICollectionContainer& CollectionContainer, const FCollectionNameType& Collection, TConstArrayView<FSoftObjectPath> AssetsRemoved);
void CollectionRenamed(ICollectionContainer& CollectionContainer, const FCollectionNameType& OriginalCollection, const FCollectionNameType& NewCollection);
void CollectionReparented(ICollectionContainer& CollectionContainer, const FCollectionNameType& Collection, const TOptional<FCollectionNameType>& OldParent, const TOptional<FCollectionNameType>& NewParent);
void CollectionUpdated(ICollectionContainer& CollectionContainer, const FCollectionNameType& Collection);
private:
/** Delegate handle for the TickFileCache function */
FTSTicker::FDelegateHandle TickFileCacheDelegateHandle;
/** The collection container for the current uproject */
TSharedRef<ICollectionContainer> ProjectCollectionContainer;
/** All collection containers */
TArray<TSharedPtr<FCollectionContainer>> CollectionContainers;
TArray<FSoftObjectPath> DeferredDeletedObjects;
/** Event for when collection containers are created */
FCollectionContainerCreatedEvent CollectionContainerCreatedEvent;
/** Event for when collection containers are destroyed */
FCollectionContainerDestroyedEvent CollectionContainerDestroyedEvent;
/** Event for when assets are added to a collection */
FOnAssetsAddedToCollection AssetsAddedToCollectionDelegate;
/** Event for when assets are removed from a collection */
FOnAssetsRemovedFromCollection AssetsRemovedFromCollectionDelegate;
/** Event for when collections are renamed */
FCollectionRenamedEvent CollectionRenamedEvent;
/** Event for when collections are re-parented */
FCollectionReparentedEvent CollectionReparentedEvent;
/** Event for when collections are updated, or otherwise changed and we can't tell exactly how (eg, after updating from source control and merging) */
FCollectionUpdatedEvent CollectionUpdatedEvent;
/** Event for when collections are created */
FCollectionCreatedEvent CollectionCreatedEvent;
/** Event for when collections are destroyed */
FCollectionDestroyedEvent CollectionDestroyedEvent;
/** When a collection checkin happens, use this event to add additional text to the changelist description */
FAddToCollectionCheckinDescriptionEvent AddToCollectionCheckinDescriptionEvent;
/** Ref count for deferring calls to HandleObjectsDeleted. When the ref count reaches 0 we flush all deferred notifications */
int32 SuppressObjectDeletionRefCount = 0;
/** When true, redirectors will not be automatically followed in collections during startup */
bool bNoFixupRedirectors;
};