diff options
Diffstat (limited to 'docs/typelib-format.txt')
| -rw-r--r-- | docs/typelib-format.txt | 32 |
1 files changed, 30 insertions, 2 deletions
diff --git a/docs/typelib-format.txt b/docs/typelib-format.txt index 895c1f0d..a47a9f78 100644 --- a/docs/typelib-format.txt +++ b/docs/typelib-format.txt @@ -391,7 +391,11 @@ struct ArgBlob guint transfer_ownership : 1; guint transfer_container_ownership : 1; guint is_return_value : 1; - guint reserved :24: + guint scope : 3; + guint reserved :21: + + gint8 closure; + gint8 destroy; SimpleTypeBlob arg_type; } @@ -437,7 +441,31 @@ is_return_value: at most one per function call. If an out parameter is marked as return value, the actual return value of the function should be either void or a boolean indicating the success of the call. - + +scope: + If the parameter is of a callback type, this denotes the scope + of the user_data and the callback function pointer itself + (for languages that emit code at run-time). + + 0 invalid -- the argument is not of callback type + 1 call -- the callback and associated user_data is + only used during the call to this function + 2 object -- the callback and associated user_data is + used until the object containing this method is destroyed + 3 async -- the callback and associated user_data is + only used until the callback is invoked, and the callback + is invoked always exactly once. + 4 notified -- the callback and and associated user_data is + used until the caller is notfied via the destroy_notify + +closure: + Index of the closure (user_data) parameter associated with the callback, + or -1. + +destroy: + Index of the destroy notfication callback parameter associated with + the callback, or -1. + arg_type: Describes the type of the parameter. See details below. |