UI_Stepper

最新推荐文章于 2024-09-09 10:45:33 发布

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#import "MainViewController.h"

@interface MainViewController ()
@property(nonatomic, retain)UIStepper *stepper;
@end

@implementation MainViewController


- (void)dealloc
{
    [_stepper release];
    [super dealloc];
}


- (void)viewDidLoad {
    [super viewDidLoad];
    // Do any additional setup after loading the view.
    self.stepper = [[UIStepper alloc]initWithFrame:CGRectMake(100, 100, 100, 100)];
    [self.view addSubview:self.stepper];
    [_stepper release];

    self.stepper.stepValue = 2;
    [self.stepper addTarget:self action:@selector(stepAction:) forControlEvents:UIControlEventValueChanged];


}

- (void)stepAction:(UIStepper *)stepper{
    NSLog(@"%g", stepper.value);
}