IFileManager

Windows
MacOS
Linux

Inheritance Hierarchy

IFileManager

FFileManagerGeneric

References

Module

Core

Header

/Engine/Source/Runtime/Core/Public/HAL/FileManager.h

Include

#include "HAL/FileManager.h"

Syntax

class IFileManager

Constructors

Name Description

Protected function

IFileManager()

Construtor.

Functions

Name Description

Public function

FString

 

ConvertToAbsolutePathForExternalAppForRead

(
    const TCHAR* AbsolutePath
)

Converts passed in filename to use an absolute path (for reading)

Public function

FString

 

ConvertToAbsolutePathForExternalAppForWrite

(
    const TCHAR* AbsolutePath
)

Converts passed in filename to use an absolute path (for writing)

Public function

FString

 

ConvertToRelativePath

(
    const TCHAR* Filename
)

Converts passed in filename to use a relative path.

Public function

uint32

 

Copy

(
    const TCHAR* Dest,
    const TCHAR* Src,
    bool Replace,
    bool EvenIfReadOnly,
    bool Attributes,
    FCopyProgress* Progress,
    EFileRead ReadFlags,
    EFileWrite WriteFlags
)

Copies a file.

Public function

FArchive ...

 

CreateFileReader

(
    const TCHAR* Filename,
    uint32 ReadFlags
)

Creates file reader archive.

Public function

FArchive ...

 

CreateFileWriter

(
    const TCHAR* Filename,
    uint32 WriteFlags
)

Creates file writer archive.

Public function

bool

 

Delete

(
    const TCHAR* Filename,
    bool RequireExists,
    bool EvenReadOnly,
    bool Quiet
)

Deletes a file.

Public function

bool

 

DeleteDirectory

(
    const TCHAR* Path,
    bool RequireExists,
    bool Tree
)

Deletes a directory.

Public function

bool

 

DirectoryExists

(
    const TCHAR* InDirectory
)

Checks if a directory exists.

Public function

bool

 

FileExists

(
    const TCHAR* Filename
)

Checks if a file exists

Public function

int64

 

FileSize

(
    const TCHAR* Filename
)

Returns the size of a file. (Thread-safe)

Public function

void

 

FindFiles

(
    TArray< FString >& FileNames,
    const TCHAR* Filename,
    bool Files,
    bool Directories
)

Finds file or directories.

Public function

void

 

FindFiles

(
    TArray< FString >& FoundFiles,
    const TCHAR* Directory,
    const TCHAR* FileExtension
)

Finds all the files within the given directory, with optional file extension filter.

Public function

void

 

FindFilesRecursive

(
    TArray< FString >& FileNames,
    const TCHAR* StartDirectory,
    const TCHAR* Filename,
    bool Files,
    bool Directories,
    bool bClearFileNames
)

Finds file or directories recursively.

Public function Static

IFileManager...

 

Get()

Singleton access, platform specific, also calls PreInit()

Public function

FDateTime

 

GetAccessTimeStamp

(
    const TCHAR* Filename
)

Public function

double

 

GetFileAgeSeconds

(
    const TCHAR* Filename
)

Gets the age of a file measured in seconds.

Public function

FString

 

GetFilenameOnDisk

(
    const TCHAR* Filename
)

For case insensitive filesystems, returns the full path of the file with the same case as in the filesystem.

Public function

FFileStatDat...

 

GetStatData

(
    const TCHAR* FilenameOrDirecto...
)

Return the stat data for the given file or directory.

Public function

FDateTime

 

GetTimeStamp

(
    const TCHAR* Path
)

Public function

void

 

GetTimeStampPair

(
    const TCHAR* PathA,
    const TCHAR* PathB,
    FDateTime& OutTimeStampA,
    FDateTime& OutTimeStampB
)

Public function

bool

 

IsReadOnly

(
    const TCHAR* Filename
)

If you're writing to a debug file, you should use CreateDebugFileWriter, and wrap the calling code in if ALLOW_DEBUG_FILES.

Public function Const

bool

 

IsSandboxEnabled()

Returns whether the sandbox is enabled or not

Public function

bool

 

IterateDirectory

(
    const TCHAR* Directory,
    IPlatformFile::FDirectoryVisitorFun...
)

Call the visitor once for each file or directory in a single directory.

Public function

bool

 

IterateDirectory

(
    const TCHAR* Directory,
    IPlatformFile::FDirectoryVisitor& ...
)

Call the Visit function of the visitor once for each file or directory in a single directory.

Public function

bool

 

IterateDirectoryRecursively

(
    const TCHAR* Directory,
    IPlatformFile::FDirectoryVisitorFun...
)

Call the Visit function of the visitor once for each file or directory in a directory tree.

Public function

bool

 

IterateDirectoryRecursively

(
    const TCHAR* Directory,
    IPlatformFile::FDirectoryVisitor& ...
)

Call the Visit function of the visitor once for each file or directory in a directory tree.

Public function

bool

 

IterateDirectoryStat

(
    const TCHAR* Directory,
    IPlatformFile::FDirectoryStatVisito...
)

Call the visitor once for each file or directory in a single directory.

Public function

bool

 

IterateDirectoryStat

(
    const TCHAR* Directory,
    IPlatformFile::FDirectoryStatVisito...
)

Call the Visit function of the visitor once for each file or directory in a single directory.

Public function

bool

 

IterateDirectoryStatRecursively

(
    const TCHAR* Directory,
    IPlatformFile::FDirectoryStatVisito...
)

Call the Visit function of the visitor once for each file or directory in a directory tree.

Public function

bool

 

IterateDirectoryStatRecursively

(
    const TCHAR* Directory,
    IPlatformFile::FDirectoryStatVisito...
)

Call the Visit function of the visitor once for each file or directory in a directory tree.

Public function

bool

 

MakeDirectory

(
    const TCHAR* Path,
    bool Tree
)

Creates a directory.

Public function

bool

 

Move

(
    const TCHAR* Dest,
    const TCHAR* Src,
    bool Replace,
    bool EvenIfReadOnly,
    bool Attributes,
    bool bDoNotRetryOrError
)

Moves/renames a file.

Public function

void

 

ProcessCommandLineOptions()

Allow the file manager to handle the commandline

Public function

bool

 

SendMessageToServer

(
    const TCHAR* Message,
    IPlatformFile::IFileServerMessageHa...
)

Sends a message to the file server, and will block until it's complete.

Public function

void

 

SetSandboxEnabled

(
    bool bInEnabled
)

Enables/disables the sandbox, if it is being used

Public function

bool

 

SetTimeStamp

(
    const TCHAR* Path,
    FDateTime TimeStamp
)

Sets the modification time of the given file
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