NSRunLoop

E820441
Foundation class run loop abstraction

NSRunLoop is a Core Foundation and Cocoa class that manages event processing loops for threads, scheduling input sources and timers so an application can respond to user actions and system events.

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Statements (48)

Predicate Object
instanceOf Foundation class ⓘ
run loop abstraction ⓘ
availability available in AppKit-based and UIKit-based applications ⓘ
bridgedWith CFRunLoopRef NERFINISHED ⓘ
category event handling ⓘ
thread management ⓘ
commonModeName NSDefaultRunLoopMode ⓘ
NSRunLoopCommonModes NERFINISHED ⓘ
concept run loop mode filters which input sources and timers are processed ⓘ
design object-oriented wrapper around CFRunLoop ⓘ
documentationURL https://developer.apple.com/documentation/foundation/nsrunloop ⓘ
framework Foundation NERFINISHED ⓘ
language Objective-C NERFINISHED ⓘ
Swift NERFINISHED ⓘ
mainUsage used to manage the main thread event loop ⓘ
memoryManagement follows Objective-C reference counting conventions ⓘ
method + currentRunLoop ⓘ
+ mainRunLoop ⓘ
- addInputSource:mode: ⓘ
- addPort:forMode: ⓘ
- addTimer:forMode: ⓘ
- getCFRunLoop ⓘ
- limitDateForMode: ⓘ
- run ⓘ
- runMode:beforeDate: ⓘ
platform iOS ⓘ
macOS ⓘ
tvOS NERFINISHED ⓘ
watchOS NERFINISHED ⓘ
relatedFramework Core Foundation NERFINISHED ⓘ
responsibility manages event processing loops for threads ⓘ
processes events so applications can respond to user actions ⓘ
processes system events ⓘ
schedules input sources ⓘ
schedules timers ⓘ
supports NSPort-based input sources ⓘ
NSTimer scheduling ⓘ
custom input sources ⓘ
run loop modes ⓘ
threadAssociation each thread may have its own NSRunLoop ⓘ
threadingModel run loop is not thread-safe and must be used on its associated thread ⓘ
usagePattern accessed via class methods to get existing run loops ⓘ
typically not created directly by developers ⓘ
usedFor handling network events ⓘ
handling port-based communication ⓘ
handling user input events ⓘ
integrating with system event sources ⓘ
scheduling periodic tasks via timers ⓘ

Referenced by (2)

Full triples — surface form annotated when it differs from this entity's canonical label.

NSAutoreleasePool → relatedConcept → NSRunLoop ⓘ
Foundation → includesType → NSRunLoop ⓘ