效果图.png
主要就是简单封装了一下datePickerView,当其显示时间时，同时显示该天是周几，当然加上了一下，简单的显示animation，废话不多说，直接上代码。
datePickerView.h
#import <UIKit/UIKit.h>
typedef NS_ENUM(NSInteger, PickerModeType){
pickerDateMode = 0,
pickerTimeMode = 1
};
typedef void (^MyBasicBlock)(id result);
@interface DatePickerView : UIView
@property(nonatomic,retain) NSString *date_picker;
@property (nonatomic, copy) MyBasicBlock selectBlock;
@property (nonatomic,assign) PickerModeType mode;
- (void)popDatePickerView;
@end
datePickerView.m
#define SCREEN_WIDTH [[UIScreen mainScreen] bounds].size.width
#define SCREEN_HEIGHT [[UIScreen mainScreen] bounds].size.height
#define PICKERVIEW_HEIGHT 250
#import "DatePickerView.h"
@interface DatePickerView ()
@property (retain, nonatomic) UIView *baseView;
@property (strong, nonatomic) UIDatePicker *datePicker;
@end
@implementation DatePickerView
- (id)initWithFrame:(CGRect)frame
{
self = [super initWithFrame:frame];
if (self) {
_baseView = [[UIView alloc] initWithFrame:CGRectMake(0, SCREEN_HEIGHT-PICKERVIEW_HEIGHT, SCREEN_WIDTH, PICKERVIEW_HEIGHT)];
_baseView.backgroundColor = [UIColor colorWithRed:0.94 green:0.95 blue:0.95 alpha:1.0];
[self addSubview:_baseView];
UIView *line1 = [[UIView alloc]initWithFrame:CGRectMake(0, 0, SCREEN_WIDTH, 1)];
line1.backgroundColor = [UIColor colorWithRed:0.76 green:0.76 blue:0.77 alpha:1.0];
[_baseView addSubview:line1];
UIView *line2 = [[UIView alloc]initWithFrame:CGRectMake(0, 40, SCREEN_WIDTH, 1)];
line2.backgroundColor = [UIColor colorWithRed:0.76 green:0.76 blue:0.77 alpha:1.0];
[_baseView addSubview:line2];
UIButton *btnOK = [[UIButton alloc] initWithFrame:CGRectMake(SCREEN_WIDTH-50, 0, 40, 40)];
[btnOK setTitle:@"确定" forState:UIControlStateNormal];
[btnOK setTitleColor:[UIColor colorWithRed:0.09 green:0.49 blue:0.98 alpha:1.0] forState:UIControlStateNormal];
[btnOK addTarget:self action:@selector(pickerViewBtnOK:) forControlEvents:UIControlEventTouchUpInside];
[_baseView addSubview:btnOK];
UIButton *btnCancel = [[UIButton alloc] initWithFrame:CGRectMake(10, 0, 40, 40)];
[btnCancel setTitle:@"取消" forState:UIControlStateNormal];
[btnCancel setTitleColor:[UIColor colorWithRed:0.09 green:0.49 blue:0.98 alpha:1.0] forState:UIControlStateNormal];
[btnCancel addTarget:self action:@selector(pickerViewBtnCancel:) forControlEvents:UIControlEventTouchUpInside];
[_baseView addSubview:btnCancel];
_datePicker = [[UIDatePicker alloc]initWithFrame:CGRectMake(0, 41, SCREEN_WIDTH, PICKERVIEW_HEIGHT-41)];
_datePicker.backgroundColor = [UIColor colorWithRed:0.79 green:0.80 blue:0.83 alpha:1.0];
NSLocale *locale = [[NSLocale alloc]initWithLocaleIdentifier:@"zh_CN"];
_datePicker.locale = locale;
_datePicker.date = [NSDate date];
[_baseView addSubview:_datePicker];
UITapGestureRecognizer *tapGesture = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(dismissDatePickerView)];
[self addGestureRecognizer:tapGesture];
}
return self;
}
- (void)setMode:(PickerModeType)mode {
if (mode == pickerDateMode) {
_datePicker.datePickerMode = UIDatePickerModeDate;
}else {
_datePicker.datePickerMode = UIDatePickerModeTime;
}
_mode = mode;
}
- (void)popDatePickerView
{
[UIView animateWithDuration:0.5
animations:^{
self.frame = CGRectMake(0, 0, SCREEN_WIDTH, SCREEN_HEIGHT);
}];
}
- (void)dismissDatePickerView
{
[UIView animateWithDuration:0.5
animations:^{
self.frame = CGRectMake(0, SCREEN_HEIGHT, SCREEN_WIDTH, SCREEN_HEIGHT);
}];
}
//确定
- (void)pickerViewBtnOK:(id)sender
{
NSArray * arrWeek=[NSArray arrayWithObjects:@"周日",@"周一",@"周二",@"周三",@"周四",@"周五",@"周六",nil];
NSCalendar *calendar = [[NSCalendar alloc]initWithCalendarIdentifier:NSCalendarIdentifierGregorian];
//设置时区
calendar.locale = [[NSLocale alloc] initWithLocaleIdentifier:@"ZH_cn"];
NSDateComponents *comps = [[NSDateComponents alloc] init];
NSInteger unitFlags = NSCalendarUnitYear |
NSCalendarUnitMonth |
NSCalendarUnitDay |
NSCalendarUnitWeekday |
NSCalendarUnitHour |
NSCalendarUnitMinute |
NSCalendarUnitSecond;
comps = [calendar components:unitFlags fromDate: self.datePicker.date];
NSInteger week = [comps weekday];
NSInteger year =[comps year];
NSInteger month = [comps month];
NSInteger day = [comps day];
NSDateFormatter *formatter=[[NSDateFormatter alloc]init];
formatter.dateFormat=@"HH:mm";
if (self.mode == pickerDateMode) {
self.date_picker = [NSString stringWithFormat:@"%zi年%zi月%zi日 %@",year,month,day,[arrWeek objectAtIndex:(week - 1)]];
}else{
self.date_picker =[formatter stringFromDate:self.datePicker.date];
}
if (self.selectBlock) {
self.selectBlock(self.date_picker);
}
[self dismissDatePickerView];
}
//取消
- (void)pickerViewBtnCancel:(id)sender
{
[self dismissDatePickerView];
}
@end
ViewController.m
#import "ViewController.h"
#import "DatePickerView.h"
@interface ViewController ()
@property (weak, nonatomic) IBOutlet UIButton *btn;
@property (nonatomic,strong) DatePickerView *dateview;
@property (weak, nonatomic) IBOutlet UILabel *label;
@end
@implementation ViewController
- (void)viewDidLoad {
[super viewDidLoad];
// Do any additional setup after loading the view, typically from a nib.
}
-(void)viewWillAppear:(BOOL)animated{
[super viewWillAppear:YES];
self.dateview = [[DatePickerView alloc]initWithFrame:CGRectMake(0, self.view.frame.size.height, self.view.frame.size.width, self.view.frame.size.height)];
self.dateview.mode = pickerDateMode;
[self.view addSubview:self.dateview];
__block ViewController *blockSelf = self;
self.dateview.selectBlock = ^(NSString *str) {
blockSelf.label.text = str;
};
}
- (IBAction)clickBtn:(id)sender {
[self.dateview popDatePickerView];
}
好了，就是这样，最后附一个github地址，好用的话请给个star!
GitHub - markogu/MKDatePickerView: 一个简单封装的可根据时间自动计算日期的datePicker
