Controller Management-Controller loading process

1. Whether the Loadview method is overridden, and if overridden, creates a view based on the Loadview code

2. The Loadview method is not rewritten and is created according to the description of the storyboard (eg. in the demo to create)

eg. Uistoryboard *storyboard = [Uistoryboard storyboardwithname:@ "Demo" bundle:nil];

3. According to the description of Nibname corresponding xib to create

eg. specify the xib file to create: Demoviewcontroller *MJ = [[Demoviewcontroller alloc] initwithnibname:@ "Demoviewcontroller" Bundle:nil] ;

4. Create according to Demoview.xib's description area

5. According to the description of Demoviewcontroller.xib to create

can refer to (combined with this diagram and this link to see better) http://www.it165.net/pro/html/201411/26626.html

Controller Management-Controller loading process