Type Alias

dispatch_queue_attr_t

Attributes describing the behaviors of a dispatch queue.

Declaration

typedef NSObject<OS_dispatch_queue_attr> *dispatch_queue_attr_t;

Topics

See Also

Configuring Queue Execution Parameters

dispatch_queue_attr_make_with_qos_class

Returns attributes suitable for creating a dispatch queue with the desired quality-of-service information.

dispatch_queue_get_qos_class

Returns the quality-of-service class for the specified queue.

dispatch_qos_class_t

Quality-of-service classes that specify the priorities for executing tasks.

dispatch_queue_attr_make_initially_inactive

Returns an attribute that configures a dispatch queue as initially inactive.

dispatch_queue_attr_make_with_autorelease_frequency

Returns an attribute that specifies how the dispatch queue manages autorelease pools for the blocks it executes.

dispatch_autorelease_frequency_t

Constants indicating the frequency with which a dispatch queue creates autorelease pools for its tasks.