iPhone控件之UIDatePicker

#import "UITestViewController.h"

@implementation UITestViewController

- (void)pickerChanged:(id)sender
{
    NSLog(@"value: %@",[sender date]);
}

- (void)viewDidLoad {
    
    [super viewDidLoad];
    
    CGRect pickerFrame = CGRectMake(0,120,0,0);
    
    UIDatePicker *myPicker = [[UIDatePicker alloc] initWithFrame:pickerFrame];
    [myPicker addTarget:self action:@selector(pickerChanged:) forControlEvents:UIControlEventValueChanged];
    
    [self.view addSubview:myPicker];
    
    [myPicker release];    
}