?

UIStepper

分類：?IOS2012-07-11 15:08?949人閱讀?評論(0)?收藏?舉報 action - (void)viewDidLoad
{
??? [super viewDidLoad];
?? ?// Do any additional setup after loading the view, typically from a nib.
?? ?
??? UIStepper *stepper = [[UIStepper alloc] init];
??? stepper.tag = 10;
??? stepper.center = CGPointMake(160, 240);
??? stepper.minimumValue = 1; //設置最小值
??? stepper.maximumValue = 30; //設置最大值
??? stepper.stepValue = 2; //每次遞增2
??? stepper.value = 15; //初始值
??? [stepper setWraps:YES]; //是否循環
??? [stepper addTarget:self action:@selector(doTest) forControlEvents:UIControlEventValueChanged];
?? ?
?? ?
??? [self.view addSubview:stepper];
??? [stepper release];

}

-(void)doTest
{
??? UIStepper *per = (UIStepper*)[self.view viewWithTag:10];
?? ?
??? if (per.continuous)
??? {
??????? NSLog(@"Y");
??????? int a = per.value;? //獲取當前值
??????? NSLog(@"%d", a);
??? }
??? else?
??? {
??????? NSLog(@"N");
??? }
}

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