进度条和滑动条

Posted 2020-10-08 vector11248

 1 #import "ViewController.h"
 2 #import "ViewController2.h"
 3 
 4 @interface ViewController ()
 5 
 6 @end
 7 
 8 @implementation ViewController
 9 
10 @synthesize slider = _slider;
11 @synthesize pView = _progressView;
12 
13 - (void)viewDidLoad {
14     [super viewDidLoad];
15 
16     _progressView = [[UIProgressView alloc]init];
17     
18     //进度条的x ,y 宽都可以改变，高不可以变
19     _progressView.frame = CGRectMake(50, 100, 200, 600);
20     
21     //进度条的颜色
22     _progressView.tintColor=[UIColor redColor];
23     
24     _progressView.progress=0.5;
25     
26     //
27     //设置进度条的风格
28     _progressView.progressViewStyle = UIProgressViewStyleDefault;
29     
30     [self.view addSubview:_progressView];
31     
32     
33     
34     _slider = [[UISlider alloc] init];
35     
36     _slider.frame = CGRectMake(50, 200, 200, 10);
37     
38     _slider.maximumValue = 1000;
39     //最小值可以是负值
40     _slider.minimumValue = 0;
41     
42     //_slider.value = 0.5;
43     
44     //左侧滑条的颜色
45     _slider.minimumTrackTintColor = [UIColor grayColor];
46     //右侧滑条颜色
47     _slider.maximumTrackTintColor = [UIColor greenColor];
48     
49     //滑块颜色
50     _slider.thumbTintColor = [UIColor redColor];
51     
52    [_slider addTarget:self action:@selector(slided) forControlEvents:UIControlEventValueChanged];
53     
54     [self.view addSubview:_slider];
55     
56 
57 }
58 
59 -(void)slided
60 {
61     _progressView.progress = (_slider.value-_slider.minimumValue)/(_slider.maximumValue-_slider.minimumValue);
62     NSLog(@"value = %f",_slider.value);
63 }

 

 

 

 1 @interface ViewController : UIViewController
 2 {
 3     //定义一个进度条
 4     UIProgressView* _progressView;
 5     
 6     //滑动条
 7     UISlider* _slider;
 8     
 9 }
10 
11 @property(retain,nonatomic) UIProgressView* pView;
12 
13 @property(retain,nonatomic) UISlider* slider;