iOS7 UISwitch

####iOS7 Programming Cookbook 第一章学习笔记 NSMutableAttributedString

#####Creating and Using Switches with UISwitch

#####ViewController.m

- (void) switchIsChanged:(UISwitch *)paramSender{
    
    NSLog(@"Sender is = %@", paramSender);
    
    if ([paramSender isOn]){
        NSLog(@"The switch is turned on.");
    } else {
        NSLog(@"The switch is turned off.");
    }
    
}

- (void)viewDidLoad{
    [super viewDidLoad];
        
    //创建switch
    self.mySwitch = [[UISwitch alloc] initWithFrame:
                     CGRectMake(100, 100, 0, 0)];
    //switch默认为开
    [self.mySwitch setOn:YES];
    //添加到view
    [self.view addSubview:self.mySwitch];
    //为switch添加事件
    [self.mySwitch addTarget:self
                      action:@selector(switchIsChanged:)
            forControlEvents:UIControlEventValueChanged];
    
}

Reference

• O’Reilly Shop iOS 7 Programming Cookbook