#import <UIKit/UIKit.h>
#import <objc/runtime.h> @protocol datePickerViewDelegate <NSObject> -(void)datePickerViewChoseTime:(NSString *)timeStr; @end @interface DatePickerView : UIView
@property(nonatomic,strong)UIDatePicker *datePicker;
@property(nonatomic,strong)UILabel *datePickerTimeLab;
@property(nonatomic,strong)NSDate *selectDate;
@property(nonatomic,assign)id<datePickerViewDelegate>delegate;
@property(nonatomic,copy)void(^hideBlock)();// 隐藏时调用的block -(void)showDatePickerView;
-(void)dismissDatePickerView;
@end
#import "DatePickerView.h"
@interface DatePickerView ()
{
UIView *backView;
}
@end @implementation DatePickerView -(instancetype)initWithFrame:(CGRect)frame{
self = [super initWithFrame:CGRectMake(0, 0, MAINSCROON_WIDTH, MAINSCROON_HEIGHT)];
if(self){
backView = [UIView new];
[self addSubview:backView];
backView.backgroundColor = [UIColor blackColor];
backView.alpha = 0.25;
[backView mas_makeConstraints:^(MASConstraintMaker *make) {
make.size.equalTo(self);
make.top.offset(0);
make.left.offset(0);
}];
self.datePicker = [UIDatePicker new];
NSLocale *locale = [[NSLocale alloc] initWithLocaleIdentifier:@"zh_CN"];//设置为中
self.datePicker.locale = locale;
self.datePicker.backgroundColor = [UIColor whiteColor];
[self.datePicker setDatePickerMode:UIDatePickerModeDate];
[self.datePicker addTarget:self action:@selector(dataValueChanged:) forControlEvents:UIControlEventValueChanged];
[self addSubview:self.datePicker];
[self.datePicker mas_makeConstraints:^(MASConstraintMaker *make) {
make.centerX.equalTo(self.mas_centerX);
make.bottom.offset(-(BOTTOM_HEIGHT));
if([UIScreen mainScreen].bounds.size.width >= 720){
make.height.offset(320);
}else{
make.height.offset(180);
}
make.width.equalTo(self.mas_width);
}]; UIView *topView = [UIView new];
topView.backgroundColor = [UIColor whiteColor];
[self addSubview:topView];
[CreateUI addFrameWithBottomView:topView borderHeight:1.0f withBorderColor:BORDER_COLOR];
[topView mas_makeConstraints:^(MASConstraintMaker *make) {
make.bottom.equalTo(self.datePicker.mas_top).offset(0);
make.width.equalTo(self.datePicker.mas_width);
make.height.offset(34);
make.left.offset(0);
}];
UILabel *choseLab = [UILabel new];
choseLab.text = @"选择时间:";
choseLab.font = [UIFont systemFontOfSize:14];
[topView addSubview:choseLab];
[choseLab mas_makeConstraints:^(MASConstraintMaker *make) {
make.centerY.equalTo(topView.mas_centerY);
make.left.offset(5);
}]; self.datePickerTimeLab = [UILabel new];
self.datePickerTimeLab.font = [UIFont systemFontOfSize:14];
[self dataValueChanged:self.datePicker];
[topView addSubview:self.datePickerTimeLab];
[self.datePickerTimeLab mas_makeConstraints:^(MASConstraintMaker *make) {
make.centerY.equalTo(topView.mas_centerY);
make.left.equalTo(choseLab.mas_right).offset(5);
}]; UIButton *sureBtn = [UIButton new];
sureBtn.clipsToBounds = YES;
sureBtn.layer.cornerRadius = 17;
[sureBtn setTitle:@"确定" forState:UIControlStateNormal];
[self addSubview:sureBtn];
sureBtn.backgroundColor = [ImageService colorWithHexString:@"#12b7f5"]; [sureBtn mas_makeConstraints:^(MASConstraintMaker *make) {
make.bottom.equalTo(self.datePicker.mas_bottom).offset(-10);
make.centerX.equalTo(self.datePicker.mas_centerX);
make.height.offset(34);
make.width.equalTo(self.datePicker.mas_width).multipliedBy(0.7);
}];
[sureBtn addTarget:self action:@selector(sureTimeBtnClick) forControlEvents:UIControlEventTouchUpInside];
}
return self;
}
-(void)sureTimeBtnClick{ [_delegate datePickerViewChoseTime:self.datePickerTimeLab.text]; [self dismissDatePickerView];
}
- (void) dataValueChanged:(UIDatePicker *)sender
{
UIDatePicker *dataPicker_one = (UIDatePicker *)sender;
NSDate *date_one = dataPicker_one.date;
NSDateFormatter *formatter = [[NSDateFormatter alloc] init];
[formatter setDateFormat:@"yyyy-MM-dd"];
self.datePickerTimeLab.text = [formatter stringFromDate:date_one];
}
-(void)setSelectDate:(NSDate *)selectDate{
_selectDate = selectDate;
self.datePicker.date = selectDate;
NSDateFormatter *formatter = [[NSDateFormatter alloc] init];
[formatter setDateFormat:@"yyyy-MM-dd"];
self.datePickerTimeLab.text = [formatter stringFromDate:selectDate];
} -(void)touchesBegan:(NSSet<UITouch *> *)touches withEvent:(UIEvent *)event{
[self dismissDatePickerView];
} -(void)showDatePickerView{
UIWindow *window = [[[UIApplication sharedApplication]delegate]window];
[window endEditing:YES];
[window addSubview:self];
self.alpha = 0;
[UIView animateWithDuration:0.3 animations:^{
self.alpha = 1;
}];
}
-(void)dismissDatePickerView{
if(self.hideBlock){
self.hideBlock();
}
UIWindow *window = [[[UIApplication sharedApplication]delegate]window];
[window addSubview:self];
self.alpha = 1;
[UIView animateWithDuration:0.3 animations:^{
self.alpha = 0;
} completion:^(BOOL finished) {
[self removeFromSuperview];
}]; } @end
使用：
//懒加载
-(DatePickerView *)datePickerView{
if(!_datePickerView){
_datePickerView = [DatePickerView new];
_datePickerView.delegate =self;
_datePickerView.datePicker.minimumDate = [NSDate date];
}
return _datePickerView;
}
//显示 如果设置默认日期可以这个 [self.datePickerView.datePicker setDate:[NSDate date]];
[self.datePickerView showDatePickerView];