#import "ViewController.h"


@interface ViewController ()<UITextFieldDelegate>

@property (weak, nonatomic) IBOutlet UITextField *myTextField;


@end

@implementation ViewController

- (void)viewDidLoad {
    [super viewDidLoad];
    // Do any additional setup after loading the view, typically from a nib.
    
    
    [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillShow:) name:UIKeyboardWillShowNotification object:nil];
    [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(keyboardWillHide:) name:UIKeyboardWillHideNotification object:nil];
    
    self.myTextField.delegate = self;
    
    
}

#pragma mark 键盘出现通知
- (void)keyboardWillShow:(NSNotification *)notification {
    
    NSLog(@"键盘出现");
    
}

#pragma mark 键盘消失通知
- (void)keyboardWillHide:(NSNotification *)notification {
    
    NSLog(@"键盘消失");
    
}

#pragma mark 点击return收回键盘
-(BOOL)textFieldShouldReturn:(UITextField *)textField
{
    return [textField resignFirstResponder];
}

#pragma mark 点击编辑区域以外的地方
- (void)touchesEnded:(NSSet<UITouch *> *)touches withEvent:(UIEvent *)event {
    
    if (![self.myTextField isExclusiveTouch]) {
        [self.myTextField resignFirstResponder];
    }
}

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

@end