qq_18399879的博客

图片数组形成动画（UIImageView）    UIImage *image = [UIImage imageNamed:@"iphone"];    //创建UIImageView来显示图片    self.firstImageView = [[UIImageView alloc] initWithImage:image];    self.firstImageVi

先创建一对ViewController文件，用来编写开灯关灯的实现 LightViewController.h LightViewController.m在.h文件里定义两个属性，一个line：灯的行数，col：灯的列数 @property(assign, nonatomic)NSInteger line; @property(assign, nonatomic)NSInteger col;

拖动视图-(void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event{    NSLog(@"摸我了");    self.backgroundColor = [UIColor colorWithRed:arc4random() % 256 / 255.0 green:arc4random() % 256 /255.

UIButton控件UIButton *myButton = [UIButton buttonWithType:UIButtonTypeCustom];//创建一个自定义的Button，Custom（自定义）Button属性添加点击事件/移除按钮的点击事件addTarget/removeTargetsetImage: forState: 设置指定

首先找到这8张图片，还需要一张空白的图片，自己随便剪一张吧。 定义三个属性：button可变数组，图片可变数组，正确顺序的图片数组。@property(retain, nonatomic)NSMutableArray *buttonArray;@property(retain, nonatomic)NSMutableArray *a;@property(retain, nonatomic)NS