Annotation Glossary

A

allow-none

NULL is OK, both for passing and for returning.

array

Parameter points to an array of items.

C

closure

This parameter is a 'user_data', for callbacks; many bindings can pass NULL here.

E

element-type

Generics and defining elements of containers and arrays.

O

out

Parameter for returning results. Default is transfer full.

S

scope async

The callback is valid until first called.

scope call

The callback is valid only during the call to the method.

T

transfer container

Free data container after the code is done.

transfer floating

Alias for transfer none, used for objects with floating refs.

transfer full

Free data after the code is done.

transfer none

Don't free data after the code is done.