NSURL is a class that holds an URL.
Pre-registered URL scheme
There are a bunch of URL schemes reserved within iPhoneOS. You cannot register these schemes in your app.
| Scheme | Form | Handler | Public | Usage |
|---|---|---|---|---|
| ftp | - | MobileSafari | Yes | File transfer protocol. |
| http | - | MobileSafari | Yes | Hypertext transfer protocol. |
| https | - | MobileSafari | Yes | HTTP Secure. |
| feed | [1] | MobileSafari | Yes | Web Feed. |
| feeds | - | MobileSafari | Yes | Web Feed? |
| calshow | ? | MobileCal | Unknown | ? |
| calinvite | ? | MobileCal | Unknown | ? |
| calinvitelist | ? | MobileCal | Unknown | ? |
| mailto | [2] | MobileMail | Yes | Sending emails. |
| sms | sms:phoneNumber | MobileSMS | Yes | Sending SMS. |
| tel | tel:phoneNumber | MobilePhone | Yes | Telephone. |
| telprompt | ? | MobilePhone | Yes | Telephone with prompt. (?) |
| callto | ? | MobilePhone | Unknown | ? |
| telshow | ? | MobilePhone | Unknown | ? |
| tellock | ? | MobilePhone | Unknown | ? |
| telanswer | ? | MobilePhone | Unknown | ? |
| telemergency | ? | MobilePhone | Unknown | ? |
| vmshow | ? | MobilePhone | Unknown | ? |
| maps | maps:params | Maps | Yes | Maps. URLs of this type can be interpreted as http://maps.google.com/maps?params. |
| prefs | prefs:params | Preferences | No | Preferences. params can be like root=General&path=About. |
| youtube | youtube:videoID | YouTube | Yes | YouTube video. URLs of this type can be interpreted as http://www.youtube.com/v/videoID. |
| itms | - | MobileStore | Yes | iTunes Music Store. |
| itmss | - | MobileStore | Yes | ? |
| itms-apps | - | AppStore | Yes | ? |
| itms-appss | - | AppStore | Yes | ? |
| webcal | [3] | SpringBoard | Yes | WebCal |
| doubletap | doubletap://displayID | SpringBoard | No | The application will be launched when user double tapped the home button. |
| search | search://displayID/domain/identifier | SpringBoard | No | ? |
| rdar | rdar:url | MobileSafari | Yes | Radars (bug reporter). URLs of this type can be interpreted as https://bugreport.apple.com/cgi-bin/WebObjects/RadarWeb.woa/wa/openURL?url=url. |
| radar | radar:url | MobileSafari | Yes | Radars (bug reporter). Equivalent to rdar:. |
| javascript | - | MobileSafari | No | Execute Javascript. Can only be used in MobileSafari. |
| ff | ff:param | FriendFinderApp | Unknown | Friend finder URL. Not usable yet. |
| springboard | springboard:/command | SpringBoard | No | SpringBoard command. Only referred in -[UIApplication _runSpringboardCommand:]. |
References
- Official reference: NSURL
- Apple URL Scheme Reference: http://developer.apple.com/safari/library/featuredarticles/iPhoneURLScheme_Reference/Introduction/Introduction.html
- UIKit additions: http://github.com/kennytm/iphone-private-frameworks/blob/master/UIKit/NSURL.h
| ||||||||