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  3. UWidgetBlueprint

UWidgetBlueprint

The widget blueprint enables extending [UUserWidget](API\Runtime\UMG\Blueprint\UUserWidget) the user extensible [UWidget](API\Runtime\UMG\Components\UWidget).

API > API/Editor > API/Editor/UMGEditor

Inheritance Hierarchy

References

   
Module UMGEditor
Header /Engine/Source/Editor/UMGEditor/Public/WidgetBlueprint.h
Include #include "WidgetBlueprint.h"

Syntax

class UWidgetBlueprint : public UBaseWidgetBlueprint

Remarks

The widget blueprint enables extending UUserWidget the user extensible UWidget.

Variables

  Type Name Description
Public variable TArray< TObjectPtr< UWidgetAnimation > > Animations  
Public variable TArray< FDelegateEditorBinding > Bindings  
Public variable FString PaletteCategory Don't directly modify this property to change the palette category.
Public variable int32 PropertyBindings The total number of property bindings. Consider this as a performance warning.
Public variable FVector2D ThumbnailCustomSize  
Public variable TObjectPtr< UTexture2D > ThumbnailImage  
Public variable EThumbnailPreviewSizeMode ThumbnailSizeMode  

Constructors

  Type Name Description
Public function  

UWidgetBlueprint ( const FObjectInitializer& ObjectInitializer
)

  

Functions

  Type Name Description
Public function Const bool  
Public function Const bool  
Public function Static TSharedPtr< FKismetCompilerContext >

GetCompilerForWidgetBP ( UBlueprint* BP,
FCompilerResultsLog& InMessageLog,
const FKismetCompilerOptions& InCompileOptions
)

  
Public function Const TArray< FName > Gets any named slots exposed by the parent generated class that can be slotted into by the subclass.
Public function Virtual Const const UWidgetEditingProjectSettings *  
Public function Virtual UWidgetEditingProjectSettings *  
Public function Const UPackage *  
Public function Const TValueOrError< void, UWidget * >  
Public function Const bool Returns true if the supplied user widget will not create a circular reference when added to this blueprint
Public function void

UpdateTickabilityStats ( bool& OutHasLatentActions,
bool& OutHasAnimations,
bool& OutClassRequiresNativeTick
)

  
Public function Static bool

ValidateGeneratedClass ( const UClass* InClass
)

  

Overridden from UBlueprint

  Type Name Description
Public function Virtual Const bool  
Public function Virtual Const bool UWidget blueprints are never data only, should always compile on load (data only blueprints cannot declare new variables)
Public function Virtual Const bool

FindDiffs ( const UBlueprint* OtherBlueprint,
FDiffResults& Results
)

 Fills in a list of differences between this blueprint and another blueprint.
Public function Virtual Const void Collect blueprints that depend on this blueprint.
Public function Virtual Const UClass * Gets the class generated when this blueprint is compiled.
Public function Virtual Const void

GetReparentingRules ( TSet< const UClass* >& AllowedChildrenOfClasses,
TSet< const UClass* >& DisallowedChildrenOfClasses
)

  
Protected function Virtual void Blueprint can choose to load specific modules for compilation.
Public function Virtual void

NotifyGraphRenamed ( UEdGraph* Graph,
FName OldName,
FName NewName
)

 Notify the blueprint when a graph is renamed to allow for additional fixups.
Public function Virtual void Checks all nodes in all graphs to see if they should be replaced by other nodes
Public function Virtual Const bool Should the generic blueprint factory work for this blueprint?
Public function Virtual Const bool  

Overridden from UObject

  Type Name Description
Public function Virtual Const void Gathers a list of asset registry searchable tags which are name/value pairs with some type information This only needs to be implemented for asset objects
Public function Virtual Const EDataValidationResult Returns Valid if this object has data validation rules set up for it and the data for this object is valid.
Public function Virtual void

PostDuplicate ( bool bDuplicateForPIE
)

 Called after duplication & serialization and before PostLoad.
Public function Virtual void UObject interface
Public function Virtual void

PreSave ( FObjectPreSaveContext SaveContext
)

 Presave function.
Public function Virtual void Handles reading, writing, and reference collecting using FArchive.

Deprecated Variables

  Type Name Description
Public variable TArray< FWidgetAnimation_DEPRECATED > AnimationData_DEPRECATED  

Deprecated Functions

  Type Name Description
Public function Virtual PRAGMA_DISABLE_DEPRECATION_WARNINGSvoid

PreSave ( const ITargetPlatform* TargetPlatform
)

 Use version that takes FObjectPreSaveContext instead.

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