iOS自定义UIDatePicker日期选择器视图

概述iOS自定义UIDatePicker日期选择器视图 iOS自定义UIDatePicker日期选择器视图 ,首先看一下效果图: 下面贴上相关代码: ViewController: #import <UIKit/UIKit.h> @interface ViewController : UIViewController @end #import "ViewController.h" #import "HWDatePicker.h" #define mainW [UIScreen mainScreen] ...

iOS自定义UIDatePicker日期选择器视图 ，首先看一下效果图：

下面贴上相关代码：

VIEwController：

#import <UIKit/UIKit.h>@interface VIEwController : UIVIEwController@end#import "VIEwController.h"#import "HWDatePicker.h"#define mainW [UIScreen mainScreen].bounds.size.wIDth#define mainH [UIScreen mainScreen].bounds.size.height@interface VIEwController ()<UITextFIEldDelegate,HWDatePickerDelegate>@property (nonatomic,weak) HWDatePicker *datePicker;@property (nonatomic,strong) UITextFIEld *dateTextFIEld;@end@implementation VIEwController- (voID)vIEwDIDLoad { [super vIEwDIDLoad]; self.vIEw.backgroundcolor = [UIcolor blackcolor]; //创建控件 [self creatControl];}- (voID)creatControl{ //textFIEld _dateTextFIEld = [[UITextFIEld alloc] initWithFrame:CGRectMake(mainW * 0.05,mainW * 0.72,mainW * 0.9,mainW * 0.12)]; _dateTextFIEld.background = [UIImage imagenamed:@"textFIEldBj"]; _dateTextFIEld.textAlignment = NSTextAlignmentRight; _dateTextFIEld.placeholder = @"请设置日期"; _dateTextFIEld.delegate = self; UILabel *lab2 = [[UILabel alloc] initWithFrame:CGRectMake(0,mainW * 0.4,mainW * 0.12)]; lab2.textAlignment = NSTextAlignmentleft; lab2.text = @" 日期"; lab2.textcolor = [UIcolor graycolor]; _dateTextFIEld.leftVIEw = lab2; _dateTextFIEld.leftviewmode = UITextFIEldviewmodeAlways; UILabel *lab22 = [[UILabel alloc] initWithFrame:CGRectMake(mainW * 0.12 - 15,15,mainW * 0.12)]; _dateTextFIEld.rightVIEw = lab22; _dateTextFIEld.rightviewmode = UITextFIEldviewmodeAlways; [self.vIEw addSubvIEw:_dateTextFIEld]; //日期选择器 HWDatePicker *datePicker = [[HWDatePicker alloc] initWithFrame:CGRectMake(mainW * 0.05,mainH,mainW * 0.5)]; datePicker.delegate = self; [self.vIEw addSubvIEw:datePicker]; self.datePicker = datePicker;}#pragma mark - UITextFIEldDelegate- (BOol)textFIEldShouldBeginEditing:(UITextFIEld *)textFIEld{ if (_datePicker.frame.origin.y != mainH && _datePicker != nil) {  [_datePicker dismiss];  return NO; }else if (textFIEld == _dateTextFIEld) {  [_datePicker show];  return NO; } return YES;}#pragma mark - HWDatePickerDelegate- (voID)datePickerVIEw:(HWDatePicker *)datePickerVIEw dIDClickSureBtnWithSelectDate:(Nsstring *)date{ _dateTextFIEld.text = date;}@end

HWDatePicker：

#import <UIKit/UIKit.h>@class HWDatePicker;@protocol HWDatePickerDelegate <NSObject>/** * HWDatePicker确定按钮点击代理事件 * * @param datePickerVIEw HWDatePicker * @param date   选中的日期 */- (voID)datePickerVIEw:(HWDatePicker *)datePickerVIEw dIDClickSureBtnWithSelectDate:(Nsstring *)date;@end@interface HWDatePicker : UIVIEw@property (nonatomic,weak) ID<HWDatePickerDelegate> delegate;- (voID)show;- (voID)dismiss;@end#import "HWDatePicker.h"//获得屏幕的宽高#define mainW [UIScreen mainScreen].bounds.size.wIDth#define mainH [UIScreen mainScreen].bounds.size.height@interface HWDatePicker ()@property (nonatomic,strong) UIDatePicker *datePicker;@end@implementation HWDatePicker- (ID)initWithFrame:(CGRect)frame{ if (self = [super initWithFrame:frame]) {  //背景框  UIImageVIEw *back = [[UIImageVIEw alloc] initWithFrame:CGRectMake(0,self.bounds.size.wIDth,self.bounds.size.height)];  back.image = [UIImage imagenamed:@"datePickerBj"];  [self addSubvIEw:back];  //日期选择器  _datePicker = [[UIDatePicker alloc] init];  _datePicker.frame = CGRectMake(10,10,self.frame.size.wIDth - 20,120);  _datePicker.backgroundcolor = [UIcolor clearcolor];  [_datePicker setDatePickerMode:UIDatePickerModeDate];  NSLocale *locale = [[NSLocale alloc] initWithLocaleIDentifIEr:@"zh_CN"];  _datePicker.locale = locale;  NSDateFormatter *formatter_minDate = [[NSDateFormatter alloc] init];  [formatter_minDate setDateFormat:@"yyyy-MM-dd"];  NSDate *minDate = [formatter_minDate dateFromString:@"2008-01-01"];  formatter_minDate = nil;  [_datePicker setMinimumDate:minDate];  [self addSubvIEw:_datePicker];  //确定按钮  UIbutton *sureBtn = [[UIbutton alloc] initWithFrame:CGRectMake((self.frame.size.wIDth - mainW * 0.36) * 0.5,self.frame.size.height * 0.747,mainW * 0.36,mainW * 0.11)];  [sureBtn setimage:[UIImage imagenamed:@"sureBtn"] forState:UIControlStatenormal];  [sureBtn addTarget:self action:@selector(sureBtnOnClick) forControlEvents:UIControlEventtouchUpInsIDe];  [self addSubvIEw:sureBtn]; } return self;}- (voID)sureBtnOnClick{ [self dismiss]; if (_delegate && [_delegate respondsToSelector:@selector(datePickerVIEw:dIDClickSureBtnWithSelectDate:)]) {  [_delegate datePickerVIEw:self dIDClickSureBtnWithSelectDate:[self getDateString]]; }}- (Nsstring *)getDateString{ NSDateFormatter *dateFormatter = [[NSDateFormatter alloc] init]; [dateFormatter setDateFormat:@"yyyy-MM-dd"]; Nsstring *date = [dateFormatter stringFromDate:[self.datePicker date]]; return date;}- (voID)show{ [UIVIEw animateWithDuration:0.3 animations:^{  self.frame = CGRectMake(mainW * 0.05,mainH - mainW * 0.75,mainW * 0.5); }];}- (voID)dismiss{ [UIVIEw animateWithDuration:0.3 animations:^{  self.frame = CGRectMake(mainW * 0.05,mainW * 0.5); }];}@end

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