在iOS应用程序中打开设备设置界面及其中某指定的选项界面

摘自:http://stackoverflow.com/questions/8246070/ios-launching-settings-restrictions-url-scheme

  [[UIApplication sharedApplication] openURL:[NSURL URLWithString:@"prefs:root=General"]];

 [[UIApplication sharedApplication] openURL:[NSURL URLWithString:@"prefs:root=General&path=Restrictions"]];

一些其他可用的参数:

List of currently known URLs in the Settings app:

•  prefs:root=General&path=About
   prefs:root=General&path=ACCESSIBILITY
   prefs:root=AIRPLANE_MODE
   prefs:root=General&path=AUTOLOCK
   prefs:root=General&path=USAGE/CELLULAR_USAGE
   prefs:root=Brightness
   prefs:root=General&path=Bluetooth
   prefs:root=General&path=DATE_AND_TIME
   prefs:root=FACETIME
   prefs:root=General
   prefs:root=General&path=Keyboard
   prefs:root=CASTLE
   prefs:root=CASTLE&path=STORAGE_AND_BACKUP
   prefs:root=General&path=INTERNATIONAL
   prefs:root=LOCATION_SERVICES
   prefs:root=ACCOUNT_SETTINGS
   prefs:root=MUSIC
   prefs:root=MUSIC&path=EQ
   prefs:root=MUSIC&path=VolumeLimit
   prefs:root=General&path=Network
   prefs:root=NIKE_PLUS_IPOD
   prefs:root=NOTES
   prefs:root=NOTIFICATIONS_ID
   prefs:root=Phone
   prefs:root=Photos
   prefs:root=General&path=ManagedConfigurationList
   prefs:root=General&path=Reset
   prefs:root=Sounds&path=Ringtone
   prefs:root=Safari
   prefs:root=General&path=Assistant
   prefs:root=Sounds
   prefs:root=General&path=SOFTWARE_UPDATE_LINK
   prefs:root=STORE
   prefs:root=TWITTER
   prefs:root=General&path=USAGE
   prefs:root=VIDEO
   prefs:root=General&path=Network/VPN
   prefs:root=Wallpaper
   prefs:root=WIFI
   prefs:root=INTERNET_TETHERING