1 #import "ViewController.h"
2
3 @interface ViewController ()<UITextFieldDelegate>
4
5 // 标题标签
6 @property (strong, nonatomic) UILabel *titleLablel;
7 // 分段控制器
8 @property (strong,nonatomic) UISegmentedControl *segment;
9 // 开关标签
10 @property (strong,nonatomic) UILabel *switchLable;
11 // 开关
12 @property (strong,nonatomic) UISwitch *swtch;
13 // 图片
14 @property (strong,nonatomic) UIImageView *progressView;
15 // 等待指示器
16 @property (strong, nonatomic) UIActivityIndicatorView *progressIndicate;
17 // 下载按钮
18 @property (strong,nonatomic) UIButton *progressBtn;
19 // 进度条
20 @property (strong,nonatomic) UIProgressView *progress;
21 // 定时器
22 @property (strong,nonatomic) NSTimer *timer;
23 // 滑动条
24 @property (strong,nonatomic) UISlider *slider;
25 // 文本框
26 @property (strong,nonatomic) UITextField *textField;
27
28 @end
29
30 @implementation ViewController
31
32 #pragma mark - 标题标签
33 - (void)createTitleLeblel
34 {
35 self.titleLablel = [[UILabel alloc] init];
36 self.titleLablel.frame = CGRectMake(121, 16, 133, 45);
37 self.titleLablel.font = [UIFont systemFontOfSize:26];
38 self.titleLablel.textAlignment = NSTextAlignmentCenter;
39 self.titleLablel.text = @"控件大全";
40 [self.view addSubview: self.titleLablel];
41
42 }
43
44 #pragma mark - 分段控制器
45 - (void) createSegmentControl
46 {
47 NSArray *array = @[@"first",@"second",@"third",@"fourth",@"defult"];
48 self.segment =[[UISegmentedControl alloc] initWithItems:array];
49 self.segment.frame = CGRectMake(22, 69, 331, 29);
50
51 [self.segment addTarget:self action:@selector(segmentValueChanged:) forControlEvents:UIControlEventValueChanged];
52 [self.view addSubview:self.segment];
53 }
54
55 #pragma mark - 分段器关联方法
56 -(void)segmentValueChanged:(id)sender
57 {
58 UISegmentedControl *tempSegment = (UISegmentedControl*) sender;
59 switch (tempSegment.selectedSegmentIndex) {
60 case 0:
61 self.view.backgroundColor = [UIColor groupTableViewBackgroundColor];
62 break;
63 case 1:
64 self.view.backgroundColor= [UIColor orangeColor];
65 break;
66 case 2:
67 self.view.backgroundColor = [UIColor yellowColor];
68 break;
69 case 3:
70 self.view.backgroundColor = [UIColor greenColor];
71 break;
72 case 4:
73 self.view.backgroundColor = [UIColor lightGrayColor];
74 break;
75
76 default:
77 break;
78 }
79
80 }
81
82 #pragma mark - 开关
83 - (void) createSwitch
84 {
85 self.switchLable = [[UILabel alloc] initWithFrame:CGRectMake(22, 338, 164, 21)];
86
87 self.switchLable.text = @"开启";
88 [self.view addSubview:self.switchLable];
89
90 self.swtch = [[UISwitch alloc] initWithFrame:CGRectMake(304, 333, 51, 31)];
91
92 [self.swtch addTarget:self action:@selector(switchIsOnOrOff) forControlEvents:UIControlEventValueChanged];
93
94 [self.swtch setOn:YES];
95
96 [self.view addSubview:self.swtch];
97
98 }
99 #pragma mark - 开关关联方法
100 - (void)switchIsOnOrOff
101 {
102 if (self.swtch.isOn) {
103 // NSLog(@"开关打开");
104 self.titleLablel.hidden = NO;
105 self.progressBtn.hidden = NO;
106 self.progress.hidden = NO;
107 self.slider.hidden = NO;
108 self.textField.hidden = NO;
109
110
111 }
112 else{
113 // NSLog(@"开关关闭");
114 self.titleLablel.hidden = YES;
115 self.progressBtn.hidden = YES;
116 self.progress.hidden = YES;
117 self.slider.hidden = YES;
118 self.textField.hidden = YES;
119 }
120
121 }
122
123 #pragma mark - 下载
124 -(void) createDownLoad
125 {
126 //创建图片
127 self.progressView = [[UIImageView alloc] initWithFrame:CGRectMake(80, 119, 214, 170)];
128 self.progressView.image = [UIImage imageNamed:@"touxiang.jpg"];
129 self.progressView.hidden =YES;
130 [self.view addSubview:self.progressView];
131
132 // 下载按钮
133 self.progressBtn = [UIButton buttonWithType:UIButtonTypeSystem];
134 self.progressBtn.frame = CGRectMake(22, 390, 100, 50);
135 [self.progressBtn setTitle:@"下载图片" forState:UIControlStateNormal];
136 [self.progressBtn setBackgroundColor:[UIColor redColor]];
137 [self.progressBtn.titleLabel setFont:[UIFont systemFontOfSize:20]];
138 [self.progressBtn addTarget:self action:@selector(downloadImage) forControlEvents:UIControlEventTouchUpInside];
139 [self.view addSubview:self.progressBtn];
140
141 // 进度条
142 self.progress= [[UIProgressView alloc] initWithFrame:CGRectMake(150, 415, 200 , 2)];
143 self.progress.progressViewStyle = UIProgressViewStyleDefault;
144 // 进度条默认最小0，最大1
145 self.progress.progress = 0;
146 [self.view addSubview:self.progress];
147
148 // 等待指示器
149 self.progressIndicate = [[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge];
150 self.progressIndicate.frame = CGRectMake(169, 185, 37, 37);
151 [self.view addSubview:self.progressIndicate];
152
153 }
154 #pragma mark - 下载关联方法
155 -(void) downloadImage
156 {
157 self.progress.progress = 0;
158 self.progressView.hidden = YES;
159 [self.progressIndicate startAnimating];
160 self.timer = [NSTimer timerWithTimeInterval:0.2 target:self selector:@selector(progressAdd) userInfo:nil repeats:YES];
161 [[NSRunLoop currentRunLoop] addTimer:self.timer forMode:NSRunLoopCommonModes];
162
163 }
164 #pragma mark - 进度条关联方法
165 -(void)progressAdd
166 {
167 // 进度条没走到1
168 if (self.progress.progress < 1)
169 self.progress.progress +=0.1;
170 // 进度条走到1
171 else
172 {
173 self.progressView.hidden = NO;
174 [self.progressIndicate stopAnimating];
175 [self.timer invalidate];
176 }
177 }
178
179 #pragma mark - 滑动条
180 -(void) createSlider
181 {
182 //透明度标签
183 UILabel *lable = [[UILabel alloc] initWithFrame:CGRectMake(32, 502, 102, 21)];
184 lable.text = @"改变透明度";
185 [self.view addSubview:lable];
186 // 滑动条
187
188 self.slider = [[UISlider alloc] initWithFrame:CGRectMake(201, 502, 154, 31)];
189 self.slider.minimumValue = 0;
190 self.slider.maximumValue = 1;
191 self.slider.value = 1;
192 [self.slider addTarget:self action:@selector(sliderValueChange) forControlEvents:UIControlEventValueChanged];
193 [self.view addSubview:self.slider];
194
195
196
197 }
198 #pragma mark - 滑动条关联方法
199 - (void)sliderValueChange
200 {
201 self.view.alpha = self.slider.value;
202 }
203
204 #pragma mark - 文本框
205 - (void)createTextField
206 {
207 UILabel *lable = [[UILabel alloc] initWithFrame:CGRectMake(32, 582, 85, 21)];
208 lable.text = @"文本输入：";
209 [self.view addSubview:lable];
210 // 文本框
211 self.textField = [[UITextField alloc] initWithFrame:CGRectMake(203, 579, 156, 30)];
212 self.textField.delegate = self;
213 self.textField.borderStyle = UITextBorderStyleRoundedRect;
214 [self.view addSubview:self.textField];
215
216 }
217
218 - (BOOL)textFieldShouldReturn:(UITextField *)textField
219 {
220 // 响应者链(自己玩玩看)
221
222 // 取消文本框第一响应者
223 [self.textField resignFirstResponder];
224
225 // 收回键盘
226 return YES;
227 }
228
229 - (BOOL)textFieldShouldBeginEditing:(UITextField *)textField
230 {
231 //上下文动画内，改变当前视图坐标
232 [UIView beginAnimations:@"text" context:nil];
233 [UIView setAnimationDuration:0.3];
234
235 CGRect rect = self.view.frame;
236 rect.origin.y = -210;
237 self.view.frame = rect;
238
239 [UIView commitAnimations];
240 return YES;
241 }
242 - (BOOL)textFieldShouldEndEditing:(UITextField *)textField
243 {
244 //上下文动画内，改变当前视图坐标
245 [UIView beginAnimations:@"text" context:nil];
246 [UIView setAnimationDuration:0.3];
247
248 CGRect rect = self.view.frame;
249 rect.origin.y = 0;
250 self.view.frame = rect;
251
252 [UIView commitAnimations];
253 return YES;
254
255
256
257 }
258
259
260 - (void)viewDidLoad {
261 [super viewDidLoad];
262
263 [self.view setBackgroundColor:[UIColor grayColor]];
264
265 // 标题
266 [self createTitleLeblel];
267 // 分段控制器
268 [self createSegmentControl];
269 // 开关
270 [self createSwitch];
271 // 下载
272 [self createDownLoad];
273 // 滑动条
274 [self createSlider];
275 // 文本框
276 [self createTextField];
277
278
279 }
