The uncertainty of the progress bar iOS, select the IOS programming learning, a good reference.

.DS_Store
readme.mdown
TYIndeterminateProgressBar
..........................\.DS_Store
..........................\TYIndeterminateProgressBar.h
..........................\TYIndeterminateProgressBar.m
TYProgressBarTest
TYProgressBarTest.xcodeproj
...........................\project.pbxproj
...........................\project.xcworkspace
...........................\...................\contents.xcworkspacedata
...........................\...................\xcuserdata
...........................\...................\..........\teja.xcuserdatad
...........................\...................\..........\................\UserInterfaceState.xcuserstate
...........................\xcuserdata
...........................\..........\teja.xcuserdatad
...........................\..........\................\xcschemes
...........................\..........\................\.........\TYProgressBarTest.xcscheme
...........................\..........\................\.........\xcschememanagement.plist
.................\en.lproj
.................\........\InfoPlist.strings
.................\........\TYViewController.xib
.................\main.m
.................\TYAppDelegate.h
.................\TYAppDelegate.m
.................\TYProgressBarTest-Info.plist
.................\TYProgressBarTest-Prefix.pch
.................\TYViewController.h
.................\TYViewController.m

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