As I want to display number of menus on a left side of a screen just like following-it is a new Facebook application.when you click on bar shown as a red square around it,th
Facebook guys have done brilliant job in the new version of the app. The similar open source code can be found from here -
It reveals technique behind doing split view for iPhone.
Edit: Few other open source codes:
Source 1
Source 2
Source 3
Source 4
Source 5
Source 6
Source 7
Source 8
Source 9
Source 10
Source 11