A UIBarButtonItem is an abstract object representing a button or custom view on a UIToolbar and UINavigationItem.
System items
Up to firmware 4.3, the iPhoneOS defined 33 system items. 24 of them are documented. The rest all have values 100 or above:
| Value | Image name |
|---|---|
| 100 | UIButtonBarLocate.png |
| 101 | UIButtonBarArrowLeft.png |
| 102 | UIButtonBarArrowRight.png |
| 103 | UIButtonBarArrowUp.png |
| 104 | UIButtonBarArrowDown.png |
| 105 | UIButtonBarArrowLeft.png |
| 106 | UIButtonBarArrowRight.png |
| 107 | UIButtonBarPreviousSlide.png |
| 108 | UIButtonBarNextSlide.png |
| 109 | UIButtonBarPageCurl***.png (no longer available, use UIBarButtonSystemItemPageCurl = 23 instead) |
See also
References
- Official header: UIBarButtonItem
- Header: http://github.com/kennytm/iphone-private-frameworks/blob/master/UIKit/UIBarButtonItem2.h