Initializes and sets value from an instantiatable type via the
value_table's collect_value() function.
Note: The value will be initialised with the exact type of
instance. If you wish to set the value's type to a different GType
(such as a parent class GType), you need to manually call
Value.init and Value.setInstance.
Initializes and sets value from an instantiatable type via the value_table's collect_value() function.
Note: The value will be initialised with the exact type of instance. If you wish to set the value's type to a different GType (such as a parent class GType), you need to manually call Value.init and Value.setInstance.