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GDK 3 Reference Manual | ||
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This parameter is a 'user_data', for callbacks; many bindings can pass NULL here.
Generics and defining elements of containers and arrays.
Free data container after the code is done.
Don't free data after the code is done.
Parameter for input and for returning results. Default is transfer full.
The callback is valid only during the call to the method.
Parameter for returning results. Default is transfer full.
Override the parsed C type with given type.
Free data after the code is done.
Parameter points to an array of items.
Out parameter, where caller must allocate storage.
NULL is ok, both for passing and for returning.