UIControl

//

//  rootViewController.m

#import "secondViewController.h"

#import "rootViewController.h"

 

@interface rootViewController ()

 

@end

 

@implementation rootViewController

 

- (void)viewDidLoad {

   [super viewDidLoad];

//   创建一个数组作为分段控件的每个标题

   NSArray *arr = @[@"汉子",@"妹纸",@"女汉纸",@"娘娘腔"];

//   创建一个分段控件

   UISegmentedControl *seg = [[UISegmentedControl alloc]initWithItems:arr];

//   如果不设置frame 默认从(0,0)开始宽度根据最长的标题来定,且宽度统一

 

//   设置frame

   seg.frame = CGRectMake(50, 100, 300, 30);

//   添加一个分段

//   [seg insertSegmentWithTitle:@"heh" atIndex:3 animated:YES];

//   删除一个分段

//   [seg removeSegmentAtIndex:3 animated:YES];

//  //插入一个图片分段防止被渲染,segment 的数目会增加

 

//imageWithRenderingMode:UIImageRenderingModeAlwaysOriginal,是防止被渲染的作用，不设置图片显示不出来。

//   [seg insertSegmentWithImage:[[UIImageimageNamed:@"2"]imageWithRenderingMode:UIImageRenderingModeAlwaysOriginal]atIndex:1animated:YES];

 

    // 设置一个图片

   [seg setImage:[[UIImage imageNamed:@"1－1（被拖移）.tiff.jpg"]imageWithRenderingMode:UIImageRenderingModeAlwaysOriginal]forSegmentAtIndex:1];

//   重新设置分段标题

   [seg setTitle:@"女妹纸" forSegmentAtIndex:3];

//   设置分段颜色

   seg.tintColor = [UIColor redColor];

//   设置选中之后无颜色

//   seg.momentary =  YES;

//   设置单个控件的宽度

   [seg setWidth:40 forSegmentAtIndex:3];

//   添加到视图上

   [seg addTarget:self action:@selector(change:) forControlEvents:UIControlEventValueChanged];

 

 

   [self.view addSubview:seg];

   [seg release];

 

}

- (void)change:(UISegmentedControl *)seg{

//   获取当前分段的下标

   switch (seg.selectedSegmentIndex) {

       case 0:

           self.view.backgroundColor = [UIColor yellowColor];

           break;

       case 1:

           self.view.backgroundColor = [UIColor greenColor];

           break;

       case 2:

           self.view.backgroundColor = [UIColor orangeColor];

           break;

       case 3:

       {

           secondViewController *sec = [[secondViewController alloc]init];

         // sec.modalTransitionStyle = UIModalTransitionStylePartialCurl;

           [self presentViewController:sec animated:YES completion:^{

 

                // 跳转到控制器后，完成视图加载再加载动画，红色背景先出现再播放动画

                [sec.imageView startAnimating];

           }];

           [sec release];

           break;

       }

       default:

           break;

    }

}

 

- (void)didReceiveMemoryWarning {

   [super didReceiveMemoryWarning];

 

}

 

 

@end

 

 

 

 

 

 

 

//

//  secondViewController.m

/*

 *视图控制器从无到显示在屏幕上的过程

 1.视图控制器的初始化

 2.加载视图 loadView

 3.视图加载完毕viewDidLoad

 4.视图即将出现viewWillAppear

 5.视图已经出现viewDidappear

 */

 

//  UIControl

// addTarget 方法是UIControl中声明的方法，因此，只有UIControl的子类才可以使用 addTarget 方法

//包含的子类：UIButton，UItextField,UISwitch,UISlider,UIPageControl,UISegmentedControl。

 

 

#import "secondViewController.h"

 

@interface secondViewController ()

 

@end

 

@implementation secondViewController

 

- (void)dealloc{

   [_imageView release];

   [super dealloc];

}

 

- (void)viewDidLoad {

   [super viewDidLoad];

   UISlider *slider = [[UISlider alloc]initWithFrame:CGRectMake(50, 50,290, 30)];

//   slider.backgroundColor = [UIColor redColor];

//   设置显示条最小值

   slider.minimumValue = 0;

//   设置显示条最大值

   slider.maximumValue = 4;

//   设置滑块左边的颜色

   slider.minimumTrackTintColor = [UIColor redColor];

//   设置滑块右边的颜色

   slider.maximumTrackTintColor = [UIColor yellowColor];

//   设置最小值图片

   slider.minimumValueImage = [UIImage imageNamed:@"1"];

//   设置滑块图片

   [slider setThumbImage:[UIImage imageNamed:@"1"]forState:UIControlStateNormal];

//   设置滑块位置

   slider.value = 2;

//   添加事件

   [slider addTarget:self action:@selector(move:)forControlEvents:UIControlEventValueChanged];

//   设置按钮的颜色

   slider.thumbTintColor = [UIColor orangeColor];

   [self.view addSubview:slider];

 

      // UIImageView动画

   // 创建一个基本UIimageView 对象

   UIImageView *imageV = [[UIImageView alloc]initWithFrame:CGRectMake(20,100, 330, 400)];

   self.imageView = imageV;

 

   imageV.backgroundColor = [UIColor redColor];

    // image 会覆盖背景颜色，

//   imageV.image = [UIImage imageNamed:@"1－1（被拖移）.tiff"];

   imageV.tag = 100;

   // 创建一个数组用来存储动画图片

   NSMutableArray *arr = [NSMutableArray array];

   for (int i = 1; i < 9; i++) {

       // 获取所有文件名

       NSString *str = [NSString stringWithFormat:@"1－%d（被拖移）.tiff",i];

       // 将图片名转化为图片

       UIImage *image = [UIImage imageNamed:str];

         //将图片存进数组

       [arr addObject:image];

 

    }

     //将数组作为动画图片

   imageV.animationImages = arr;

   // 设置动画时间

   imageV.animationDuration = 2;

   // 设置动画重复次数

   imageV.animationRepeatCount = 100;

   // 开始动画

 

  [self.view addSubview:imageV];

 

   // 不能在这里加载动画，浪费内存，自动禁止，要在 viewWillAppear中播放动画

   //[imageV startAnimating];

    // 创造一个开关控件

   UISwitch *sw = [[UISwitch alloc]initWithFrame:CGRectMake(200, 600, 50,30)];

   [self.view addSubview:sw];

   [sw addTarget:self action:@selector(swit:)forControlEvents:UIControlEventTouchUpInside];

   sw.on = YES;

   //  给开关控件移除事件

//   [sw removeTarget:self action:@selector(swit:)forControlEvents:UIControlEventTouchUpInside]

   [slider release];

   [imageV release];

   [sw release];

}

 

- (void)viewWillAppear:(BOOL)animated{

   //   先出现动画效果，在出现红色背景，是因为会出现视图覆盖，image 会覆盖背景颜颜色。

   //self.imageView.backgroundColor = [UIColor grayColor];

   UIImageView *imageV = (UIImageView *)[self.view viewWithTag:100];

   [imageV startAnimating];

}

 

   //实现开关控件的方法，参数即获取Switch本身

- (void)swit:(UISwitch *)swit{

     // 判断开关状态

   if (swit.on == YES) {

       [self.imageView startAnimating];

   }else{

       [self.imageView stopAnimating];

       self.imageView.image = [UIImage imageNamed:@"1－1（被拖移）.tiff"];

    }

}

 

//实现滑块事件

- (void)move:(UISlider *)moves{

   self.imageView.animationDuration = moves.maximumValue - moves.value;

   [self.imageView startAnimating];

}

 

- (void)didReceiveMemoryWarning {

   [super didReceiveMemoryWarning];

   // Dispose of any resources that can be recreated.

}

 

 

 

@end