Part II. API Reference

Table of Contents

File Operations

GFile — File and Directory Handling

GFileAttribute — Key-Value Paired File Attributes

GFileInfo — File Information and Attributes

GFileEnumerator — Enumerated Files Routines

GIOError — Error helper functions

GMountOperation — Object used for authentication and user interaction

File System Monitoring

GFileMonitor — File Monitor

File-related Utilities

GFilenameCompleter — Filename Completer

Asynchronous I/O

GCancellable — Thread-safe Operation Cancellation Stack

GAsyncResult — Asynchronous Function Results

GTask — Cancellable synchronous or asynchronous task and result

GIOScheduler — I/O Scheduler

GSimpleAsyncResult — Simple asynchronous results implementation

Data conversion

GConverter — Data conversion interface

GCharsetConverter — Convert between charsets

GZlibCompressor — Zlib compressor

GZlibDecompressor — Zlib decompressor

Streaming I/O

GSeekable — Stream seeking interface

GInputStream — Base class for implementing streaming input

GOutputStream — Base class for implementing streaming output

GIOStream — Base class for implementing read/write streams

GSimpleIOStream — A wrapper around an input and an output stream.

GFileInputStream — File input streaming operations

GFileOutputStream — File output streaming operations

GFileIOStream — File read and write streaming operations

GFileDescriptorBased — Interface for file descriptor based IO

GFilterInputStream — Filter Input Stream

GFilterOutputStream — Filter Output Stream

GMemoryInputStream — Streaming input operations on memory chunks

GMemoryOutputStream — Streaming output operations on memory chunks

GBufferedInputStream — Buffered Input Stream

GBufferedOutputStream — Buffered Output Stream

GDataInputStream — Data Input Stream

GDataOutputStream — Data Output Stream

GUnixInputStream — Streaming input operations for UNIX file descriptors

GUnixOutputStream — Streaming output operations for UNIX file descriptors

GWin32InputStream — Streaming input operations for Windows file handles

GWin32OutputStream — Streaming output operations for Windows file handles

GConverterInputstream — Converter Input Stream

GConverterOutputstream — Converter Output Stream

GPollableInputStream — Interface for pollable input streams

GPollableOutputStream — Interface for pollable output streams

gpollableutils — Utilities for pollable streams

File types and applications

GContentType — Platform-specific content typing

GAppInfo — Application information and launch contexts

GAppInfoMonitor — Monitor application information for changes

GDesktopAppInfo — Application information from desktop files

Volumes and Drives

GVolumeMonitor — Volume Monitor

GVolume — Volume management

GMount — Mount management

GDrive — Drive management

Unix Mounts — UNIX mounts

Icons

GIcon — Interface for icons

GFileIcon — Icons pointing to an image file

GBytesIcon — An icon stored in memory as a GBytes

GLoadableIcon — Loadable Icons

GThemedIcon — Icon theming support

GEmblemedIcon — Icon with emblems

GEmblem — An object for emblems

Failable Initialization

GInitable — Failable object initialization interface

GAsyncInitable — Asynchronously failable object initialization interface

Subprocesses

GSubprocess — Child processes

GSubprocess Launcher — Environment options for launching a child process

Low-level network support

GSocket — Low-level socket object

GDatagramBased — Low-level datagram communications interface

GInetAddress — An IPv4/IPv6 address

GInetAddressMask — An IPv4/IPv6 address mask

GSocketAddress — Abstract base class representing endpoints for socket communication

GInetSocketAddress — Internet GSocketAddress

GUnixSocketAddress — UNIX GSocketAddress

GSocketControlMessage — A GSocket control message

GUnixFDList — An object containing a set of UNIX file descriptors

GUnixFDMessage — A GSocketControlMessage containing a GUnixFDList

GCredentials — An object containing credentials

GUnixCredentialsMessage — A GSocketControlMessage containing credentials

GProxy — Interface for proxy handling

GProxyAddress — An internet address with proxy information

gnetworking.h — System networking includes

High-level network functionallity

GSocketClient — Helper for connecting to a network service

GSocketConnection — A socket connection

GUnixConnection — A UNIX domain GSocketConnection

GTcpConnection — A TCP GSocketConnection

GTcpWrapperConnection — Wrapper for non-GSocketConnection-based, GSocket-based GIOStreams

GSocketListener — Helper for accepting network client connections

GSocketService — Make it easy to implement a network service

GThreadedSocketService — A threaded GSocketService

GNetworkMonitor — Network status monitor

TLS (SSL) support

TLS Overview — TLS (aka SSL) support for GSocketConnection

GTlsCertificate — TLS certificate

GTlsConnection — TLS connection type

GTlsClientConnection — TLS client-side connection

GTlsServerConnection — TLS server-side connection

GDtlsConnection — DTLS connection type

GDtlsClientConnection — DTLS client-side connection

GDtlsServerConnection — DTLS server-side connection

GTlsBackend — TLS backend implementation

GTlsDatabase — TLS database type

GTlsFileDatabase — TLS file based database type

GTlsInteraction — Interaction with the user during TLS operations.

GTlsPassword — TLS Passwords for prompting

DNS resolution

GResolver — Asynchronous and cancellable DNS resolver

GProxyResolver — Asynchronous and cancellable network proxy resolver

GSimpleProxyResolver — Simple proxy resolver implementation

GSocketConnectable — Interface for potential socket endpoints

GNetworkAddress — A GSocketConnectable for resolving hostnames

GNetworkService — A GSocketConnectable for resolving SRV records

GSrvTarget — DNS SRV record target

Low-level D-Bus Support

D-Bus Utilities — Various utilities related to D-Bus

D-Bus Addresses — D-Bus connection endpoints

D-Bus Introspection Data — Node and interface description data structures

GDBusError — Mapping D-Bus errors to and from GError

GDBusMessage — D-Bus Message

GDBusConnection — D-Bus Connections

GDBusMethodInvocation — Object for handling remote calls

GDBusServer — Helper for accepting connections

GDBusAuthObserver — Object used for authenticating connections

High-level D-Bus Support

Owning Bus Names — Simple API for owning bus names

Watching Bus Names — Simple API for watching bus names

GDBusInterface — Base type for D-Bus interfaces

GDBusInterfaceSkeleton — Service-side D-Bus interface

GDBusProxy — Client-side D-Bus interface proxy

GDBusObject — Base type for D-Bus objects

GDBusObjectSkeleton — Service-side D-Bus object

GDBusObjectProxy — Client-side D-Bus object

GDBusObjectManager — Base type for D-Bus object managers

GDBusObjectManagerServer — Service-side object manager

GDBusObjectManagerClient — Client-side object manager

Settings

GSettings — High-level API for application settings

GSettingsBackend — Interface for settings backend implementations

GSettingsSchema, GSettingsSchemaSource — Introspecting and controlling the loading of GSettings schemas

Resources

GResource — Resource framework

Permissions

GPermission — An object representing the permission to perform a certain action

GSimplePermission — A GPermission that doesn't change value

Data Models

GListModel — An interface describing a dynamic list of objects

GListStore — A simple implementation of GListModel

Win32 registry support

GWin32RegistryKey — W32 registry access helper

Application support

GApplication — Core application class

GApplicationCommandLine — A command-line invocation of an application

GActionGroup — A group of actions

GActionMap — Interface for action containers

GSimpleActionGroup — A simple GActionGroup implementation

GAction — An action interface

GSimpleAction — A simple GAction implementation

GPropertyAction — A GAction reflecting a GObject property

GRemoteActionGroup — A GActionGroup that interacts with other processes

GActionGroup exporter — Export GActionGroups on D-Bus

GDBusActionGroup — A D-Bus GActionGroup implementation

GMenuModel — An abstract class representing the contents of a menu

GMenu — A simple implementation of GMenuModel

GMenuModel exporter — Export GMenuModels on D-Bus

GDBusMenuModel — A D-Bus GMenuModel implementation

GNotification — User Notifications (pop up messages)

Extending GIO

GVfs — Virtual File System

GIOModule — Loadable GIO Modules

Extension Points — Extension Points

GIO Tools

gio-querymodules — GIO module cache creation

gsettings — GSettings configuration tool

glib-compile-schemas — GSettings schema compiler

glib-compile-resources — GLib resource compiler

gdbus — Tool for working with D-Bus objects

gdbus-codegen — D-Bus code and documentation generator

gresource — GResource tool

gapplication — D-Bus application launcher

gio — GIO commandline tool

GIO Testing

GTestDBus — D-Bus testing helper