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  3. UK2Node_Variable

UK2Node_Variable

API > API/Editor > API/Editor/BlueprintGraph

Inheritance Hierarchy

References

   
Module BlueprintGraph
Header /Engine/Source/Editor/BlueprintGraph/Classes/K2Node_Variable.h
Include #include "K2Node_Variable.h"

Syntax

UCLASS (Abstract)  
class UK2Node_Variable : public UK2Node

Variables

  Type Name Description
Public variable UProperty TEnumAsByte< ESelfContextInfo::Type > SelfContextInfo  
Public variable UProperty Meta FMemberReference VariableReference Reference to variable we want to set/get

Constructors

  Type Name Description
Public function  

UK2Node_Variable ( const FObjectInitializer& ObjectInitializer
)

  

Functions

  Type Name Description
Public function Virtual Const bool

CanPasteHere ( const UEdGraph* TargetGraph
)

  
Public function void

CheckForErrors ( const UEdGraphSchema_K2* Schema,
FCompilerResultsLog& MessageLog
)

 Validates there are no errors in the node
Public function void Creates 'self' pin
Public function bool

CreatePinForVariable ( EEdGraphPinDirection Direction,
FName InPinName
)

 Creates a reader or writer pin for a variable.
Public function Static bool

DoesRenamedVariableMatch ( FName OldVariableName,
FName NewVariableName,
UStruct* StructType
)

 Returns true if the variable names match, this looks for redirectors
Protected function Static bool

FunctionParameterExists ( const UEdGraph* InFunctionGraph,
const FName InParameterName
)

 Returns whether a Function Graph contains a parameter with the given name
Protected function Const const UActorComponent *

GetActorComponent ( const FProperty* VariableProperty
)

 Utility function to retrieve actor component for variable property.
Protected function Const FBPVariableDescription const *  
Public function Virtual Const FEdGraphNodeDeprecationResponse

GetDeprecationResponse ( EEdGraphNodeDeprecationType DeprecationType
)

  
Public function Virtual Const FString  
Public function Virtual Const FString

GetFindReferenceSearchString_Impl ( EGetFindReferenceSearchStringFlags InFlags
)

  
Public function Virtual Const FSlateIcon

GetIconAndTint ( FLinearColor& OutColor
)

  
Public function Virtual Const void

GetNodeContextMenuActions ( UToolMenu* Menu,
UGraphNodeContextMenuContext* Context
)

  
Public function Const FProperty * Get the FProperty for this variable node
Public function Const FProperty *  
Public function Const UEdGraphPin * Accessor for the value output pin of the node
Public function Static FSlateIcon

GetVariableIconAndColor ( const UStruct* VarScope,
FName VarName,
FLinearColor& IconColorOut
)

 Utility method intended to serve as a choke point for various slate widgets to grab an icon from (for a specified variable).
Public function Const UClass * Get the class to look for this variable in
Public function Static FSlateIcon

GetVarIconFromPinType ( const FEdGraphPinType& InPinType,
FLinearColor& IconColorOut
)

 Utility method intended to serve as a choke point for various slate widgets to grab an icon from (for a specified variable pin type).
Public function Const FName Util to get variable name
Public function Const FString Util to get variable name as a string
Public function Const FText  
Public function Virtual Const bool  
Public function Virtual Const bool

HasExternalDependencies ( TArray< class UStruct* >* OptionalOutput
)

  
Public function Virtual void  
Public function bool

RecreatePinForVariable ( EEdGraphPinDirection Direction,
TArray< UEdGraphPin* >& OldPins,
FName InPinName
)

 Creates a reader or writer pin for a variable from an old pin.
Protected function bool

RemapRestrictedLinkReference ( FName OldVariableName,
FName NewVariableName,
const UClass* MatchInVariableClass,
const UClass* RemapIfLinkedToClass,
bool bLogWarning
)

 Remap a reference from one variable to another, if this variable is of class type 'MatchInVariableClass', and if linked to anything that is a child of 'RemapIfLinkedToClass'.
Public function void

SetFromProperty ( const FProperty* Property,
bool bSelfContext,
UClass* OwnerClass
)

 Set up this variable node from the supplied FProperty
Protected function Const void Adds the variable reference to the suppressed deprecation warnings list

Overridden from UK2Node

  Type Name Description
Public function Virtual void

AutowireNewNode ( UEdGraphPin* FromPin
)

  
Public function Virtual Const bool  
Public function Virtual Const ERedirectType

DoPinsMatchForReconstruction ( const UEdGraphPin* NewPin,
int32 NewPinIndex,
const UEdGraphPin* OldPin,
int32 OldPinIndex
)

 Whether or not two pins match for purposes of reconnection after reconstruction.
Public function Virtual Const bool Return whether to draw this node as a small variable node
Public function Virtual Const FName  
Public function Virtual Const FString  
Public function Virtual Const UObject *  
Public function Virtual Const void

GetNodeAttributes ( TArray< TKeyValuePair< FString, FString > >& OutNodeAttributes
)

 This function returns an arbitrary number of attributes that describe this node for analytics events
Public function Virtual Const FLinearColor  
Public function Virtual FString

GetPinMetaData ( FName InPinName,
FName InKey
)

  
Public function Virtual Const FText  
Public function Virtual void

HandleVariableRenamed ( UBlueprint* InBlueprint,
UClass* InVariableClass,
UEdGraph* InGraph,
const FName& InOldVarName,
const FName& InNewVarName
)

 Handle when a variable is renamed in the Blueprint Palette
Public function Virtual Const void  
Public function Virtual void  
Public function Virtual Const bool

ReferencesVariable ( const FName& InVarName,
const UStruct* InScope
)

 Return whether this node references the specified variable, give the supplied scope.
Public function Virtual void

ReplaceReferences ( UBlueprint* InBlueprint,
UBlueprint* InReplacementBlueprint,
const FMemberReference& InSource,
const FMemberReference& InReplacement
)

 Replace any member references of source with replacement
Public function Virtual void

Serialize ( FArchive& Ar
)

  
Public function Virtual Const void

ValidateNodeDuringCompilation ( FCompilerResultsLog& MessageLog
)

  

Deprecated Variables

  Type Name Description
Protected variable UProperty uint32: 1 bSelfContext_DEPRECATED Whether or not this should be a "self" context
Protected variable UProperty FName VariableName_DEPRECATED Name of variable
Protected variable UProperty TSubclassOf< class UObject > VariableSourceClass_DEPRECATED Class that this variable is defined in. Should be NULL if bSelfContext is true.

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