ios按钮长按事件

//
//  ViewController.m
//  按钮长按事件
//
//  Created by soft-angel on 16/3/30.
//  Copyright © 2016年 soft－angel. All rights reserved.
//

#import "ViewController.h"

@interface ViewController ()
{
    UIButton * _btn1;
    UIButton * _btn2;
    UIButton * _btn3;
}

@end

@implementation ViewController

- (void)viewDidLoad {
    [super
viewDidLoad];
    // Do any additional setup after loading the view, typically from a nib.
    
    _btn1 = [[UIButton
alloc]initWithFrame:CGRectMake(120, 260, 80, 80)];
    [_btn1
addTarget:self
action:@selector(btn1:)
forControlEvents:UIControlEventTouchUpInside];
    [_btn1
setBackgroundImage:[UIImage
imageNamed:@"2.png"]
forState:UIControlStateNormal];
    UILongPressGestureRecognizer * longGesture = [[UILongPressGestureRecognizer
alloc]initWithTarget:self
action:@selector(longGesture:)];
    longGesture.minimumPressDuration = 0.5f;
    [_btn1
addGestureRecognizer:longGesture];
    
    _btn2 = [[UIButton
alloc]initWithFrame:CGRectMake(120, 260, 80, 80)];
    [_btn2
addTarget:self action:@selector(btn2:) forControlEvents:UIControlEventTouchUpInside];
    [_btn2
setBackgroundImage:[UIImage
imageNamed:@"1.png"] forState:UIControlStateNormal];
    [self.view
addSubview:_btn2];
    
    _btn3 = [[UIButton
alloc]initWithFrame:CGRectMake(120, 260, 80, 80)];
    [_btn3
addTarget:self action:@selector(btn3:) forControlEvents:UIControlEventTouchUpInside];
    [_btn3
setBackgroundImage:[UIImage
imageNamed:@"3.png"] forState:UIControlStateNormal];
    [self.view
addSubview:_btn3];
    
    [self.view addSubview:_btn1];
}

-(void)show
{
    [UIView
beginAnimations:nil context:nil];
    [UIView
setAnimationDuration:0.5f];
    [UIView
setAnimationCurve:7];
    _btn2.frame =
CGRectMake(80, 150, 80, 80);
    _btn3.frame =
CGRectMake(180, 150, 80, 80);
    [UIView
commitAnimations];
}

-(void)hidden
{
    [UIView
animateWithDuration:0.5f animations:^{
        _btn2.frame =
_btn1.frame;
        _btn3.frame =
_btn1.frame;
    } completion:nil];
}

-(void)btn1:(UIButton *)sender
{
    NSLog(@"111");
}

-(void)btn2:(UIButton *)sender
{
    NSLog(@"222");
    [self
hidden];
}

-(void)btn3:(UIButton *)sender
{
    NSLog(@"333");
    [self
hidden];
}

-(void)longGesture:(UILongPressGestureRecognizer *)gesture
{
    if (gesture.state ==
UIGestureRecognizerStateBegan)
    {
        [self
show];
    }
}

-(void)touchesBegan:(NSSet<UITouch *> *)touches withEvent:(UIEvent
*)event
{
    [self
hidden];
}

- (void)didReceiveMemoryWarning {
    [super didReceiveMemoryWarning];
    // Dispose of any resources that can be recreated.
}

@end