作者：朱克锋

邮箱：zhukefeng@iboxpay.com

转载请注明出处：http://blog.csdn.net/linux_zkf

IOS应用图标上的数字提示实例

- (void) updateBadge: (UISegmentedControl *) seg

{

//applicationIconBadgeNumber为0时消失

[UIApplication sharedApplication].applicationIconBadgeNumber = seg.selectedSegmentIndex;

}

- (void) viewDidLoad

{

UISegmentedControl *seg = [[UISegmentedControl alloc] initWithItems:[@"0 1 2 3 4 5" componentsSeparatedByString:@" "]];

seg.segmentedControlStyle = UISegmentedControlStyleBar;

seg.selectedSegmentIndex = MIN([UIApplication sharedApplication].applicationIconBadgeNumber, 5);

[seg addTarget:self action:@selector(updateBadge:) forControlEvents:UIControlEventValueChanged];

self.navigationItem.titleView = seg;

[seg release];

}