Like bind but allows transforming to and from settings storage using
get_mapping and set_mapping transformation functions.
Call unbind to unbind the mapping.
| this |
An Settings |
| key |
The settings key |
| object |
the object to bind to |
| property |
the property of |
| flags |
flags for the binding |
| get_mapping |
variant to value mapping |
| set_mapping |
value to variant mapping |
| destroy |
destroy function to cleanup |
| user_data |
user data for |