【代码笔记】iOS-单击手势的添加

#import <UIKit/UIKit.h>

@interface RootViewController : UIViewController
<UIGestureRecognizerDelegate>

@end

#import "RootViewController.h"

@interface RootViewController ()

@end

@implementation RootViewController

- (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil
{
self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];
if (self) {
// Custom initialization
}
return self;
}

- (void)viewDidLoad
{
[super viewDidLoad];
// Do any additional setup after loading the view.

//添加背景
[self addView];
}
#pragma -mark -functions
//添加背景
-(void)addView
{
self.title=@"单击手势的添加";

UIView *parentView=[[UIView alloc]initWithFrame:CGRectMake(50, 100, 200, 200)];
parentView.backgroundColor=[UIColor redColor];
[self.view addSubview:parentView];

//单击的手势
UITapGestureRecognizer *tapRecognize = [[UITapGestureRecognizer alloc]initWithTarget:self action:@selector(handleTap:)];
tapRecognize.numberOfTapsRequired = 1;
tapRecognize.delegate = self;
[tapRecognize setEnabled :YES];
[tapRecognize delaysTouchesBegan];
[tapRecognize cancelsTouchesInView];

[self.view addGestureRecognizer:tapRecognize];

}
#pragma UIGestureRecognizer Handles
-(void) handleTap:(UITapGestureRecognizer *)recognizer
{
NSLog(@"---单击手势-------");
}
- (void)didReceiveMemoryWarning
{
[super didReceiveMemoryWarning];
// Dispose of any resources that can be recreated.
}