For the iOS CH view controller switch, select learning IOS programming, a good reference.

CHViewControllerSwitcher-Info.plist
CHViewControllerSwitcher.xcodeproj
..................................\admin.mode1v3
..................................\admin.pbxuser
..................................\project.pbxproj
..................................\project.xcworkspace
..................................\...................\contents.xcworkspacedata
..................................\...................\xcuserdata
..................................\...................\..........\admin.xcuserdatad
..................................\...................\..........\.................\UserInterfaceState.xcuserstate
..................................\xcuserdata
..................................\..........\admin.xcuserdatad
..................................\..........\.................\xcschemes
..................................\..........\.................\.........\NETabVC.xcscheme
..................................\..........\.................\.........\SwitcherTest-iPad.xcscheme
..................................\..........\.................\.........\xcschememanagement.plist
CHViewControllerSwitcher_Prefix.pch
Classes
.......\AppDelegate.h
.......\AppDelegate.m
.......\CHViewControllerSwitcher.h
.......\CHViewControllerSwitcher.m
.......\Switcher.h
.......\Switcher.m
.......\TableVC.h
.......\TableVC.m
main.m
MainWindow.xib
README.markdown
Resources-iPad
..............\MainWindow.xib
..............\Switcher.xib
Switcher.xib

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