UISlider的用法
UISlider *slider = [[UISlider alloc] initWithFrame:CGRectMake(60, 100, 200, 20)];
slider.tag = 101;
slider.maximumValue = 10;
slider.minimumValue = 0;
[slider addTarget:self action:@selector(change:) forControlEvents:UIControlEventValueChanged];
[slider addTarget:self action:@selector(touchUpInside:) forControlEvents:UIControlEventTouchUpInside];
[slider addTarget:self action:@selector(test1) forControlEvents:UIControlEventTouchDragInside];
[slider addTarget:self action:@selector(test2) forControlEvents:UIControlEventTouchDragOutside];
[self.view addSubview:slider];
[slider release];
[NSTimer scheduledTimerWithTimeInterval:1 target:self selector:@selector(test:) userInfo:slider repeats:NO];
//监听方法
- (void)change:(UISlider *)slider
{
NSLog(@"slider value : %.2f", slider.value);
}
- (void)touchUpInside:(UISlider *)slider
{
NSLog(@"touchUpInside : %.2f", slider.value);
}
- (void)test:(NSTimer *)timer
{
UISlider *slider = [timer userInfo];
[slider setValue:5 animated:NO];
}
- (void)test1
{
NSLog(@"test1");
}
- (void)test2
{
NSLog(@"test2");
}