1. UISwitch 开关
1 - (void)viewDidLoad
2 {
3 [super viewDidLoad];
4 self.view.backgroundColor = [UIColor whiteColor];
5 self.title = @"开关";
6 //开关创建
7 UISwitch * sw = [[UISwitch alloc]initWithFrame:CGRectMake(10, 100, 100, 100)];
8 //设置开关的位置
9 sw.center = self.view.center;
10 sw.onTintColor = [UIColor yellowColor];
11 //注册事件 绑定事件
12
13 //UIControlEventValueChanged 触发控件的事件 一旦触发就会让target 调用action方法
14 [sw addTarget:self action:@selector(changeColor:) forControlEvents:UIControlEventValueChanged];
15 //开关的小圆点的颜色
16 sw.thumbTintColor = [UIColor blackColor];
17 //设置开关状态
18 sw.on = YES;
19 [self.view addSubview:sw];
20
21 }
22
23 -(void)changeColor:(UISwitch *)swi
24 {
25 //根据开关的ON属性来设置相应的事件
26 if (swi.on)
27 {
28 self.view.backgroundColor = [UIColor cyanColor];
29 //onTintColor 镂空的颜色
30 swi.onTintColor = [UIColor blueColor];
31 swi.tintColor = [UIColor orangeColor];
32 }
33 else
34 {
35 self.view.backgroundColor = [UIColor whiteColor];
36 }
37 }2. UISlider 滑块
1 - (void)viewDidLoad
2 {
3 [super viewDidLoad];
4 self.title = @"滑块";
5 self.view.backgroundColor = [UIColor whiteColor];
6 //创建滑块
7 UISlider * slider = [[UISlider alloc] initWithFrame:CGRectMake(10, 100, 350, 200)];
8 //最好把值得范围设置在 0 和 1 之间
9 //最大值
10 slider.maximumValue = 1;
11 //最小值
12 slider.minimumValue = 0;
13 //滑块的当前值
14 slider.value = 0.6;
15 //小于滑块当前值得一边的颜色
16 slider.minimumTrackTintColor = [UIColor redColor];
17 //大于滑块当前值得一边的颜色
18 slider.maximumTrackTintColor = [UIColor cyanColor];
19 //点的颜色
20 slider.thumbTintColor = [UIColor grayColor];
21
22 slider.backgroundColor = [UIColor lightGrayColor];
23
24 //注册事件 绑定事件
25 [slider addTarget:self action:@selector(changeBackgroundColor:) forControlEvents:UIControlEventValueChanged];
26
27 [self.view addSubview:slider];
28 }
29
30 -(void)changeBackgroundColor:(UISlider*)slider
31 {
32 NSLog(@"%.2f",slider.value);
33 self.view.alpha = slider.value;
34 }3. UIActivityIndicatorView 活动指示器 菊花控件
1 - (void)viewDidLoad
2 {
3 [super viewDidLoad];
4 self.title = @"菊花";
5 self.view.backgroundColor = [UIColor whiteColor];
6
7 UIActivityIndicatorView * act = [[UIActivityIndicatorView alloc] initWithFrame:CGRectMake(10, 100, 100, 100)];
8
9 act.backgroundColor = [UIColor lightGrayColor];
10
11 //设置菊花 控件的样式 三种
12 /*
13
14 typedef NS_ENUM(NSInteger, UIActivityIndicatorViewStyle) {
15 UIActivityIndicatorViewStyleWhiteLarge,
16 UIActivityIndicatorViewStyleWhite,
17 UIActivityIndicatorViewStyleGray,
18 };
19
20 */
21 act.activityIndicatorViewStyle = UIActivityIndicatorViewStyleGray;
22
23 [UIApplication sharedApplication].networkActivityIndicatorVisible = YES;
24 //开始动画
25 [act startAnimating];
26 //结束动画
27 [act stopAnimating];
28 act.center = self.view.center;
29 [self.view addSubview:act];
30
31 }
32
33 //取消 通知栏中的小得 菊花控件 显示 在要退出的视图控制器中实现
34 -(void)viewWillAppear:(BOOL)animated
35 {
36 [UIApplication sharedApplication].networkActivityIndicatorVisible = NO;
37 }4. UIAlertView 弹窗
需要遵守协议 UIAlertViewDelegate
1 #import "ViewController4.h"
2
3 @interface ViewController4 () <UIAlertViewDelegate>
4
5 @end
6
7 @implementation ViewController4
8
9 - (void)viewDidLoad
10 {
11 [super viewDidLoad];
12 self.view.backgroundColor = [UIColor whiteColor];
13 self.title = @"弹窗";
14
15 UIAlertView * alert = [[UIAlertView alloc] initWithTitle:@"美食" message:@"我是一专业的吃货" delegate:self cancelButtonTitle:@"不爱吃" otherButtonTitles:@"卡布奇诺",@"肉",@"驴肉火烧",@"干煸芸豆", nil];
16 alert.delegate =self;
17
18 [alert show];
19
20 }
21
22 -(void)alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex
23 {
24 switch (buttonIndex)
25 {
26 case 0://取消按钮
27 NSLog(@"%@",alertView.title);
28 [self.navigationController popToRootViewControllerAnimated:YES];
29 break;
30
31 case 1:
32 NSLog(@"卡布奇诺");
33 break;
34
35 case 2:
36 NSLog(@"肉");
37 break;
38
39 case 3:
40 NSLog(@"驴肉火烧");
41 break;
42
43 case 4:
44 NSLog(@"干煸芸豆");
45 break;
46 default:
47 break;
48 }
49 }5. UIProgressView 进度条
1 - (void)viewDidLoad
2 {
3 [super viewDidLoad];
4 self.view.backgroundColor = [UIColor whiteColor];
5
6 UIProgressView * progress = [[UIProgressView alloc] initWithFrame:CGRectMake(10, 100, 355, 100)];
7
8 //设置样式
9 progress.progressViewStyle = UIProgressViewStyleBar;
10
11 progress.backgroundColor = [UIColor orangeColor];
12 //进度
13 progress.progress = 0.2;
14 //未完成进度颜色
15 progress.trackTintColor = [UIColor lightGrayColor];
16 //完成进度颜色
17 progress.progressTintColor = [UIColor cyanColor];
18 //每 0.5 s 让 target 调用 selector方法 重复调用
19 // userInfo time 定时器 的触发信息
20 _time = [NSTimer scheduledTimerWithTimeInterval:0.5 target:self selector:@selector(changeProgress:) userInfo:progress repeats:YES];
21 [self.view addSubview:progress];
22 }
23
24 -(void)changeProgress:(NSTimer *)time
25 {
26 UIProgressView * progress = time.userInfo;
27 progress.progress += 0.1;
28 }
6. UIStepper 步进器
1 - (void)viewDidLoad
2 {
3 [super viewDidLoad];
4 self.view.backgroundColor = [UIColor whiteColor];
5 self.title = @"步进器";
6 //大小固定 宽高 无效
7 UIStepper * stepper = [[UIStepper alloc] initWithFrame:CGRectMake(10, 100, 355, 100)];
8 //注册事件 绑定事件
9 [stepper addTarget:self action:@selector(changeLabelValue:) forControlEvents:UIControlEventValueChanged];
10 //步数
11 stepper.stepValue =
12 30;
13 //最大值
14 stepper.maximumValue = 100;
15 //最小值
16 stepper.minimumValue = 0;
17
18 //设置循环
19 stepper.wraps = YES;
20 [self.view addSubview:stepper];
21
22
23 UILabel * label = [[UILabel alloc] initWithFrame:CGRectMake(10, 230, 355, 30)];
24 label.text = @"0";
25 label.backgroundColor = [UIColor whiteColor];
26 label.textColor = [UIColor blackColor];
27 label.textAlignment = NSTextAlignmentCenter;
28
29
30 label.tag = 100;
31
32 [self.view addSubview:label];
33
34 }
35
36 -(void)changeLabelValue:(UIStepper *)stepper
37 {
38 UILabel * label = (id)[self.view viewWithTag:100];
39 label.text = [NSString stringWithFormat:@"%.0f",stepper.value];
40 }
7. UISegmentedControl 分段选择器
1 - (void)viewDidLoad
2 {
3 [super viewDidLoad];
4 self.view.backgroundColor = [UIColor whiteColor];
5 self.title = @"分段选择器";
6 // 你以为马里奥是个简单的游戏吗
7 NSArray * arr = [[NSArray alloc] initWithObjects:@"马里奥",@"路易吉",@"奇诺比奥",@"耀西", nil];
8
9 //创建
10 UISegmentedControl * segmented = [[UISegmentedControl alloc] initWithItems:arr];
11 segmented.frame = CGRectMake(10, 100, 355, 50);
12 //默认选择的 下标从0开始 不设置 则默认谁都不选择
13 segmented.selectedSegmentIndex = 2;
14
15 // segmented.tintColor = [UIColor cyanColor];
16 [self.view addSubview:segmented];
17 //插入
18 [segmented insertSegmentWithTitle:@"库巴" atIndex:2 animated:YES];
19 //删除项
20 [segmented removeSegmentAtIndex:2 animated:YES];
21
22 //注册事件 绑定事件
23 [segmented addTarget:self action:@selector(changeObj:) forControlEvents:UIControlEventValueChanged];
24
25 [segmented removeSegmentAtIndex:2 animated:YES];
26 }
27
28 -(void)changeObj:(UISegmentedControl *)segmented
29 {
30 if (segmented.selectedSegmentIndex == 0)
31 {
32 NSLog(@"马里奥");
33 }
34 else if(segmented.selectedSegmentIndex == 1)
35 {
36 [segmented insertSegmentWithTitle:@"库巴" atIndex:2 animated:YES];
37 }
38 }
8. UITextView 文本显示框
需要遵守 协议 UITextViewDelegate
1 #import "ViewController8.h"
2
3 @interface ViewController8 () <UITextViewDelegate>
4
5 @end
6
7 @implementation ViewController8
8
9 - (void)viewDidLoad
10 {
11 [super viewDidLoad];
12 self.view.backgroundColor = [UIColor cyanColor];
13 self.title = @"文本显示框";
14
15 UITextView * textV = [[UITextView alloc] initWithFrame:CGRectMake(10, 70, 355, 200)];
16
17 //继承于UIScrollView √√√√√
18 textV.textAlignment = NSTextAlignmentLeft;
19 textV.font = [UIFont systemFontOfSize:15];
20 // 可以设置textView的留白
21 self.automaticallyAdjustsScrollViewInsets = NO;
22
23 textV.textColor = [UIColor blueColor];
24 textV.delegate = self;
25
26 [self.view addSubview:textV];
27
28 }
29
30
31
32 #pragma mark 协议方法
33 -(void)textViewDidBeginEditing:(UITextView *)textView
34 {
35
36 }
37 -(void)textViewDidChange:(UITextView *)textView
38 {
39
40 }
41 -(void)textViewDidChangeSelection:(UITextView *)textView
42 {
43
44 }
45
46 -(void)textViewDidEndEditing:(UITextView *)textView
47 {
48
49 }
50 -(BOOL)textView:(UITextView *)textView shouldChangeTextInRange:(NSRange)range replacementText:(NSString *)text
51 {
52 return YES;
53 }
54 -(BOOL)textViewShouldBeginEditing:(UITextView *)textView
55 {
56 //将要编辑
57 return YES;
58 }
59 -(BOOL)textViewShouldEndEditing:(UITextView *)textView
60 {
61 //
62 return YES;
63 }
64
65
66 - (void)didReceiveMemoryWarning
67 {
68 [super didReceiveMemoryWarning];
69 // Dispose of any resources that can be recreated.
70 }
71
72 @end
9. UIWebView 网页显示控件
1 - (void)viewDidLoad
2 {
3 [super viewDidLoad];
4
5 self.view.backgroundColor = [UIColor blueColor];
6 self.title = @"网页显示控件";
7
8 UIWebView * webV = [[UIWebView alloc] initWithFrame:self.view.frame];
9 NSString * str = @"http://www.baidu.com";
10 //转网址
11 NSURL * url = [NSURL URLWithString:str];
12 //请求
13 NSURLRequest * quest = [NSURLRequest requestWithURL:url];
14 //加载数据
15 [webV loadRequest:quest];
16
17 [self.view addSubview:webV];
18 }
10. UIActionSheet 底部弹窗
需要 遵守协议 UIActionSheetDelegate
1 - (void)viewDidLoad
2 {
3 [super viewDidLoad];
4 self.view.backgroundColor = [UIColor whiteColor];
5 // 通过一个按钮的点击 调出 UIActionSheet
6 UIButton * btn = [UIButton buttonWithType:UIButtonTypeCustom];
7 btn.frame = CGRectMake(10, 100, 100, 40);
8 btn.backgroundColor = [UIColor cyanColor];
9 [btn addTarget:self action:@selector(shared:) forControlEvents:UIControlEventTouchUpInside];
10 btn.tag = 100;
11 [self.view addSubview:btn];
12 }
13
14
15 -(void)shared:(UIButton*)btn
16 {
17 //创建 需要遵守协议 UIActionSheetDelegate
18 UIActionSheet * sheet = [[UIActionSheet alloc] initWithTitle:@"分享" delegate:self cancelButtonTitle:@"取消" destructiveButtonTitle:@"微信" otherButtonTitles:@"新浪微博",@"百度贴吧",@"豆瓣一刻", nil];
19
20 //设置 sheet 显示
21 [sheet showInView:self.view];
22 }
23
24 -(void)actionSheet:(UIActionSheet *)actionSheet clickedButtonAtIndex:(NSInteger)buttonIndex
25 {
26 UIButton * btn = (id)[self.view viewWithTag:100];
27 if (buttonIndex == 0)
28 {
29 NSLog(@"微信");
30 btn.backgroundColor = [UIColor greenColor];
31 }
32 else if(buttonIndex == 1)
33 {
34 NSLog(@"新浪微博");
35 btn.backgroundColor = [UIColor redColor];
36 }
37 else if(buttonIndex == 2)
38 {
39 NSLog(@"百度贴吧");
40 btn.backgroundColor = [UIColor blueColor];
41 }
42 else if(buttonIndex == 3)
43 {
44 NSLog(@"豆瓣一刻");
45 btn.backgroundColor = [UIColor greenColor];
46 }
47 else if(buttonIndex == 4)
48 {
49 NSLog(@"取消");
50 btn.backgroundColor = [UIColor blackColor];
51 }
52 }
11. UIAlertController 弹窗控制器
1 - (void)viewDidLoad
2 {
3 [super viewDidLoad];
4 self.view.backgroundColor = [UIColor whiteColor];
5
6 //// 通过一个按钮的点击 调出 UIAlertController
7 UIButton * btn = [UIButton buttonWithType:UIButtonTypeCustom];
8 btn.frame = CGRectMake(10, 100, 100, 40);
9 btn.backgroundColor = [UIColor cyanColor];
10 [btn addTarget:self action:@selector(alertV:) forControlEvents:UIControlEventTouchUpInside];
11 btn.tag = 100;
12 [self.view addSubview:btn];
13
14 }
15
16 -(void)alertV:(UIButton *)btn
17 {
18 UIAlertController * alertC = [UIAlertController alertControllerWithTitle:@"能力者" message:@"正义联盟" preferredStyle:UIAlertControllerStyleAlert];
19 //preferredStyle UIAlertController
20 //两种
21
22 /*
23
24 typedef NS_ENUM(NSInteger, UIAlertControllerStyle) {
25 UIAlertControllerStyleActionSheet = 0,
26 UIAlertControllerStyleAlert
27 } NS_ENUM_AVAILABLE_IOS(8_0);
28
29 */
30 [alertC addAction:[UIAlertAction actionWithTitle:@"超人" style:UIAlertActionStyleDefault handler:^(UIAlertAction *action) {
31 NSLog(@"I am SuperMan");
32 }]];
33
34 [alertC addAction:[UIAlertAction actionWithTitle:@"钢铁侠" style:UIAlertActionStyleDefault handler:^(UIAlertAction *action) {
35 NSLog(@"I am iconMan");
36 }]];
37
38 [alertC addAction:[UIAlertAction actionWithTitle:@"斯凯" style:UIAlertActionStyleDefault handler:^(UIAlertAction *action) {
39 NSLog(@"I am Skey");
40 }]];
41
42 //UIAlertActionStyleDestructive 变红
43 [alertC addAction:[UIAlertAction actionWithTitle:@"郑吒" style:UIAlertActionStyleDestructive handler:^(UIAlertAction *action) {
44 NSLog(@"你们这些人，凡人的智慧");
45 }]];
46 // UIAlertController 是一个控制器 ， 可以推出 使用 present
47 [self presentViewController:alertC animated:YES completion:nil];
48
49 //按钮 样式
50 //三种
51 /*
52
53 typedef NS_ENUM(NSInteger, UIAlertActionStyle) {
54 UIAlertActionStyleDefault = 0,
55 UIAlertActionStyleCancel,
56 UIAlertActionStyleDestructive
57 }
58
59 */
60 }
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