Boot execution order for iOS programs

1 Entrance to the program

Enter the main function and set the agent appdelegate called function

2 program completed loading

-[appdelegate Application:didfinishlaunchingwithoptions:]

3 Creating Window Windows

4 program is activated

-[appdelegate Applicationdidbecomeactive:]

5 When you click Command+h

Program Deactivation Status

-[appdelegate Applicationwillresignactive:]

program into the background

-[appdelegate Applicationdidenterbackground:]

6 clicks into the project

Procedures to enter the foreground

-[appdelegate Applicationwillenterforeground:]

Program is activated

-[appdelegate Applicationdidbecomeactive:]

Reprinted from Http://www.cnblogs.com/junhuawang/p/5742535.html

Boot execution order for iOS programs