AI (4)
Algorithms (1)
Android (9)
Arch Linux (4)
Back-end (2)
BadUSB (2)
C/C++ (24)
CSS (6)
ChatGPT (3)
Cheatsheet (51)
Culture (5)
Cyberpunk 2077 (1)
Dart (5)
Data Protection (1)
Database (2)
Django (3)
Docker (1)
FOSS (1)
Feelings (5)
Flatpak (4)
Flipper Zero (1)
Front-end (1)
Gaming (2)
Git (8)
Gunicorn (1)
HTML (13)
Haskell (9)
Java (4)
JavaScript (5)
Jekyll (3)
Kotlin (2)
Lisp (8)
Mark-up (3)
Nginx (1)
Nintendo Switch (2)
PHP (33)
Perl (2)
Project Management (4)
Python (19)
RegEx (3)
Ruby (8)
Sadness (38)
Stable Diffusion (1)
Tkinter (1)
UNIX/Linux (80)
Ubuntu Linux (11)
Version Control (2)
Windows (3)
iOS (181)
macOS (36)
李二狗 — @Meniny
Published 12:04 Apr 09, 2012.
Created by @ezra. Categorized in #Programming, and tagged as #iOS.
Source format: Markdown
保证程序不退出
监听所有事件，手势触摸、时钟触发、网络加载数据完成
没有事件时回休眠(省电)，一旦监听到事件会会响应
程序启动后会创建RunLoop，每一个线程都有一个RunLoop，但只有主线程的RunLoop会启动
按钮点击事件是如何响应的？
addTarget只是注册(给RunLoop)点击按钮后执行控制器的click方法| Application | ⬇️ |
|---|---|
| runloop | ⬇️ |
| Window | ⬇️ |
| ViewController | ⬇️ |
| View | ⬇️ |
| Button | ⬇️ |
View More
