call_call_waiting_query
Description:
[ CCode ( async_result_pos = 2.1 ) ]
public async bool call_call_waiting_query (Cancellable? cancellable, out bool out_status) throws Error
public async bool call_call_waiting_query (Cancellable? cancellable, out bool out_status) throws Error
Asynchronously invokes the CallWaitingQuery D-Bus method on this.
When the operation is finished, callback will be invoked in the thread-default main loop of the thread you are calling this
method from (see push_thread_default). You can then call
call_call_waiting_query.end to get the result of the operation.
See call_call_waiting_query_sync for the synchronous, blocking version of this method.
Parameters:
| this | |
| cancellable |
A Cancellable or |
| callback |
A TaskReadyCallback to call when the request is satisfied or |
| user_data |
User data to pass to |