#import "ViewController.h"
#import "CZKeyboardToolbar.h"@interface ViewController ()<CZKeyboardToolbarDelegate>
@property (strong, nonatomic) UIDatePicker *datepicker;
@property (weak, nonatomic) IBOutlet UITextField *textField;@end@implementation ViewController- (void)viewDidLoad {[super viewDidLoad];// Do any additional setup after loading the view, typically from a nib.//创建datapikcerself.datepicker = [[UIDatePicker alloc] init];//本地方self.datepicker.locale = [[NSLocale alloc] initWithLocaleIdentifier:@"zh"];//日期控件格式self.datepicker.datePickerMode = UIDatePickerModeDate;//设置textfield的键盘self.textField.inputView = self.datepicker;CZKeyboardToolbar *toolbar = [CZKeyboardToolbar toolbar];//设置键盘的代理toolbar.kbDelegate = self;//设置textfield的辅助工具条self.textField.inputAccessoryView = toolbar;
}#pragma mark 自定义键盘工具条的代理方法
-(void)keyboardToolbar:(CZKeyboardToolbar *)toolbar btndidSelected:(UIBarButtonItem *)item{if (item.tag == 2) {//Done按钮点击//获取日期显示在textFieldNSDate *date = self.datepicker.date;NSLog(@"%@",date);//日期转字符串NSDateFormatter *dateFormatter = [[NSDateFormatter alloc] init];//设置日期格式dateFormatter.dateFormat = @"yyyyMMdd";NSString *dateStr =  [dateFormatter stringFromDate:date];self.textField.text = dateStr;

        //隐藏键盘

        [self.birthdayFiled resignFirstResponder];

}}/***  代码创建的toolbar*/
-(void)codeForToolbar{//代码创建UIToolbarUIToolbar *toolbar = [[UIToolbar alloc] init];toolbar.backgroundColor = [UIColor grayColor];//屏幕宽度CGFloat screenW = [[UIScreen mainScreen] bounds].size.width;toolbar.bounds = CGRectMake(0, 0, screenW, 44);UIBarButtonItem *previousBtn = [[UIBarButtonItem alloc] initWithTitle:@"上一个" style:UIBarButtonItemStylePlain target:nil action:nil];UIBarButtonItem *nextBtn = [[UIBarButtonItem alloc] initWithTitle:@"下一个" style:UIBarButtonItemStylePlain target:nil action:nil];UIBarButtonItem *doneBtn = [[UIBarButtonItem alloc] initWithTitle:@"Done" style:UIBarButtonItemStylePlain target:nil action:nil];//固定长度的按钮UIBarButtonItem *fixedBtn = [[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemFixedSpace target:nil action:nil];//代码实现要设置宽度fixedBtn.width = 10;//可拉伸的按钮UIBarButtonItem *flexible = [[UIBarButtonItem alloc] initWithBarButtonSystemItem:UIBarButtonSystemItemFlexibleSpace target:nil action:nil];//添加UIToolbar里面的按钮toolbar.items = @[previousBtn,fixedBtn,nextBtn,flexible,doneBtn];
}
- (void)didReceiveMemoryWarning {[super didReceiveMemoryWarning];// Dispose of any resources that can be recreated.
}@end

#import "CZKeyboardToolbar.h"@interface CZKeyboardToolbar()@end@implementation CZKeyboardToolbar/*
// Only override drawRect: if you perform custom drawing.
// An empty implementation adversely affects performance during animation.
- (void)drawRect:(CGRect)rect {// Drawing code
}
*/
+(instancetype)toolbar{return [[[NSBundle mainBundle] loadNibNamed:@"CZKeyboardToolbar" owner:nil options:nil] lastObject];
}- (IBAction)itemBtnClick:(id)sender {//判断代理有没有实现方法if ([self.kbDelegate respondsToSelector:@selector(keyboardToolbar:btndidSelected:)]) {[self.kbDelegate keyboardToolbar:self btndidSelected:sender];}}
@end

#import <UIKit/UIKit.h>@class CZKeyboardToolbar;
@protocol CZKeyboardToolbarDelegate <NSObject>@optional/***  item.tag  0 表示上一个按钮 1:下一个按钮 2:done完成按钮*/
-(void)keyboardToolbar:(CZKeyboardToolbar *)toolbar btndidSelected:(UIBarButtonItem *)item;@end@interface CZKeyboardToolbar : UIToolbar+(instancetype)toolbar;@property (weak, nonatomic) id<CZKeyboardToolbarDelegate> kbDelegate;//键盘的代理@end