给UIView加上移动的手势

- (void)viewDidLoad
{
    [super viewDidLoad];
    // Do any additional setup after loading the view.
    
    
    //红色的背景图
    UIView *parentView=[[UIView alloc]initWithFrame:CGRectMake(50, 100, 200, 200)];
    parentView.backgroundColor=[UIColor redColor];
    [self.view addSubview:parentView];
    
    [parentView setUserInteractionEnabled:YES];
    
    
    //移动的手势
    UIPanGestureRecognizer *panRcognize=[[UIPanGestureRecognizer alloc] initWithTarget:self action:@selector(handlePan:)];
    panRcognize.delegate=self;
    [panRcognize setEnabled:YES];
    [panRcognize delaysTouchesEnded];
    [panRcognize cancelsTouchesInView];
    
    [parentView addGestureRecognizer:panRcognize];
}
#pragma UIGestureRecognizer Handles
- (void)handlePan:(UIPanGestureRecognizer *)recognizer {
    
    NSLog(@"--移动的手势-----");
    
}