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  3. FMetaData

FMetaData

API > API/Runtime > API/Runtime/CoreUObject

   
Name FMetaData
Type class
Header File /Engine/Source/Runtime/CoreUObject/Public/UObject/MetaData.h
Include Path #include "UObject/MetaData.h"

Syntax

class FMetaData

Inheritance Hierarchy

Constructors

Name Remarks Include Path Unreal Specifiers
  UObject/MetaData.h  

consteval FMetaData ( EConstEval
)

   UObject/MetaData.h  

Constants

Name Type Remarks Include Path
KeyRedirectMap TMap< FName, FName > Redirect map from deprecated keys to current key names. UObject/MetaData.h

Variables

Public

Name Type Remarks Include Path Unreal Specifiers
ObjectMetaDataMap TMap< FSoftObjectPath, TMap< FName, FString > > Mapping between an object, and its key->value meta-data pairs. UObject/MetaData.h  
RootMetaDataMap TMap< FName, FString > Root-level (not associated with a particular object) key->value meta-data pairs. UObject/MetaData.h  

Functions

Public

Name Remarks Include Path Unreal Specifiers

const FString * FindValue ( const UObject* Object,
FName Key
)

 Returns the value for a the given key if it exists, null otherwise UObject/MetaData.h  

const FString * FindValue ( const UObject* Object,
const TCHAR* Key
)

 Returns the value for a the given key if it exists, null otherwise UObject/MetaData.h  

const FString & GetValue ( const UObject* Object,
const TCHAR* Key
)

 Return the value for the given key in the given property UObject/MetaData.h  

const FString & GetValue ( const UObject* Object,
FName Key
)

 Return the value for the given key in the given property UObject/MetaData.h  

bool HasObjectValues ( const UObject* Object
)

 Is there any metadata for this property? Is there any metadata for this property? UObject/MetaData.h  

bool HasValue ( const UObject* Object,
const TCHAR* Key
)

 Return whether or not the Key is in the meta data UObject/MetaData.h  

bool HasValue ( const UObject* Object,
FName Key
)

 Return whether or not the Key is in the meta data UObject/MetaData.h  

void RemapObjectKeys ( FName OldPackageName,
FName NewPackageName
)

 Remap all object keys when renaming the owner package. UObject/MetaData.h  

void RemoveMetaDataOutsidePackage ( UPackage* MetaDataPackage
)

 Removes any metadata entries that are to objects not inside the same package as this UMetaData object. UObject/MetaData.h  

void RemoveValue ( const UObject* Object,
const TCHAR* Key
)

 Remove any entry with the supplied Key form the Property's metadata UObject/MetaData.h  

void RemoveValue ( const UObject* Object,
FName Key
)

 Remove any entry with the supplied Key form the Property's metadata UObject/MetaData.h  

void SetObjectValues ( const UObject* Object,
const TMap< FName, FString >& Values
)

 Set the key/value pair in the Property's metadata UObject/MetaData.h  

void SetObjectValues ( const UObject* Object,
TMap< FName, FString >&& Values
)

 Set the key/value pair in the Property's metadata UObject/MetaData.h  

void SetValue ( const UObject* Object,
const TCHAR* Key,
const TCHAR* Value
)

 Set the key/value pair in the Object's metadata UObject/MetaData.h  

void SetValue ( const UObject* Object,
FName Key,
const TCHAR* Value
)

 Set the key/value pair in the Property's metadata UObject/MetaData.h  

Static

Name Remarks Include Path Unreal Specifiers

static void CopyMetadata ( UObject* SourceObject,
UObject* DestObject
)

 Copy all metadata from the source object to the destination object. UObject/MetaData.h  

static TMap< FName, FString > * GetMapForObject ( const UObject* Object
)

 Find the name/value map for metadata for a specific object UObject/MetaData.h  

static FName GetRemappedKeyName ( FName OldKey
)

 Returns the remapped key name, or NAME_None was not remapped. UObject/MetaData.h  

static void InitializeRedirectMap()

   UObject/MetaData.h  

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