get_backend_property

Description:

public virtual async bool get_backend_property (string prop_name, Cancellable? cancellable, out string prop_value) throws Error

Queries this's backend for a property of name prop_name.

The call is finished by get_backend_property.end from the callback.

this	an Client
prop_name	property name, whose value to retrieve; cannot be `null`
cancellable	a Cancellable; can be `null`
callback	callback to call when a result is ready
user_data	user data for the `callback`