Sets our main struct and passes it to the parent class.
Finds a #GIOExtension for an extension point by name.
Gets a list of all extensions that implement this extension point. The list is sorted by priority, beginning with the highest priority.
Get the main Gtk struct
Gets the required type for @extension_point.
the main Gtk struct as a void*
Sets the required type for @extension_point to @type. All implementations must henceforth have this type.
Registers @type as extension for the extension point with name @extension_point_name.
Looks up an existing extension point.
Registers an extension point.
the main Gtk struct
#GIOExtensionPoint is an opaque data structure and can only be accessed using the following functions.