a valid GObject.ParamSpec
source GObject.Value
destination GObject.Value of correct type for pspec
true requires dest_value to conform to pspec without modifications
true if transformation and validation were successful, false otherwise and dest_value is left untouched.
Transforms
src_valueintodest_valueif possible, and then validatesdest_value, in order for it to conform topspec. Ifstrict_validationistruethis function will only succeed if the transformeddest_valuecomplied topspecwithout modifications.See also
g_value_type_transformable(),g_value_transform()andg_param_value_validate().