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Brandyn / Techy fcc1b09210 init
2026-04-04 15:40:51 -05:00

143 lines
4.3 KiB
C++

// Copyright Epic Games, Inc. All Rights Reserved.
#pragma once
#include "WidgetBlueprintExtension.h"
#include "MVVMDeveloperProjectSettings.h"
#include "MVVMWidgetBlueprintExtension_View.generated.h"
#define UE_API MODELVIEWVIEWMODELBLUEPRINT_API
class UMVVMBlueprintView;
class UMVVMBlueprintViewExtension;
class FWidgetBlueprintCompilerContext;
class UWidgetBlueprintGeneratedClass;
namespace UE::MVVM
{
class FClipboardExtension;
}
namespace UE::MVVM::Private
{
struct FMVVMViewBlueprintCompiler;
} //namespace
USTRUCT()
struct FMVVMExtensionItem
{
GENERATED_BODY()
UPROPERTY()
FName WidgetName = NAME_None;
UPROPERTY()
FGuid ViewmodelId = FGuid();
UPROPERTY()
TObjectPtr<UMVVMBlueprintViewExtension> ExtensionObj;
bool operator==(const FMVVMExtensionItem& OtherExt) const
{
return OtherExt.WidgetName == WidgetName
&& OtherExt.ExtensionObj == ExtensionObj
&& OtherExt.ViewmodelId == ViewmodelId;
}
};
/**
*
*/
UCLASS(MinimalAPI)
class UMVVMWidgetBlueprintExtension_View : public UWidgetBlueprintExtension
{
GENERATED_BODY()
public:
UE_API void CreateBlueprintViewInstance();
UE_API void DestroyBlueprintViewInstance();
UMVVMBlueprintView* GetBlueprintView()
{
return BlueprintView;
}
const UMVVMBlueprintView* GetBlueprintView() const
{
return BlueprintView;
}
FSimpleMulticastDelegate& OnBlueprintViewChangedDelegate()
{
return BlueprintViewChangedDelegate;
}
const TArrayView<const FName> GetGeneratedFunctions() const
{
return GeneratedFunctions;
}
public:
//~ Begin UObject interface
UE_API virtual void PostLoad() override;
#if WITH_EDITORONLY_DATA
UE_API virtual void PostInitProperties() override;
#endif
//~ End UObject interface
//~ Begin UWidgetBlueprintExtension interface
UE_API virtual void HandlePreloadObjectsForCompilation(UBlueprint* OwningBlueprint) override;
UE_API virtual void HandleBeginCompilation(FWidgetBlueprintCompilerContext& InCreationContext) override;
UE_API virtual void HandleCleanAndSanitizeClass(UWidgetBlueprintGeneratedClass* ClassToClean, UObject* OldCDO) override;
UE_API virtual void HandlePopulateGeneratedVariables(const FWidgetBlueprintCompilerContext::FPopulateGeneratedVariablesContext& Context) override;
UE_API virtual void HandleCreateClassVariablesFromBlueprint(const FWidgetBlueprintCompilerContext::FCreateVariableContext& Context) override;
UE_API virtual void HandleCreateFunctionList(const FWidgetBlueprintCompilerContext::FCreateFunctionContext& Context) override;
UE_API virtual void HandleFinishCompilingClass(UWidgetBlueprintGeneratedClass* Class) override;
UE_API virtual void HandleEndCompilation() override;
UE_API virtual FSearchData HandleGatherSearchData(const UBlueprint* OwningBlueprint) const override;
#if WITH_EDITOR
UE_API virtual void FindDiffs(const UWidgetBlueprint* OwningBlueprint, const UWidgetBlueprint* OtherBlueprint, FDiffResults& Results) const override;
#endif //WITH_EDITOR
//~ End UWidgetBlueprintExtension interface
UE_API void VerifyWidgetExtensions();
UE_API void OnFieldRenamed(UClass* FieldOwnerClass, FName OldName, FName NewName);
UE_API void RenameWidgetExtensions(FName OldWidgetName, FName NewWidgetName);
UE_API UMVVMBlueprintViewExtension* CreateBlueprintWidgetExtension(TSubclassOf<UMVVMBlueprintViewExtension> ExtensionClass, FName WidgetName);
UE_API void RemoveBlueprintWidgetExtension(UMVVMBlueprintViewExtension* ExtensionToRemove, FName WidgetName);
UE_API TArray<UMVVMBlueprintViewExtension*> GetBlueprintExtensionsForWidget(FName WidgetName) const;
UE_API TArray<UMVVMBlueprintViewExtension*> GetAllBlueprintExtensions() const;
UE_API void SetFilterSettings(FMVVMViewBindingFilterSettings InFilterSettings);
FMVVMViewBindingFilterSettings GetFilterSettings() const
{
return FilterSettings;
}
UPROPERTY(Transient)
TMap<FGuid, TWeakObjectPtr<UObject>> TemporaryViewModelInstances;
private:
UPROPERTY(Instanced)
TObjectPtr<UMVVMBlueprintView> BlueprintView;
UPROPERTY(Transient)
FMVVMViewBindingFilterSettings FilterSettings;
UPROPERTY(Transient)
TArray<FName> GeneratedFunctions;
FSimpleMulticastDelegate BlueprintViewChangedDelegate;
TPimplPtr<UE::MVVM::Private::FMVVMViewBlueprintCompiler> CurrentCompilerContext;
UPROPERTY()
TArray<FMVVMExtensionItem> BlueprintExtensions;
friend UE::MVVM::Private::FMVVMViewBlueprintCompiler;
friend UE::MVVM::FClipboardExtension;
};
#undef UE_API