iOS 时间选择器支持月日

直接贴代码吧，有用不到的地方自己处理删除

@interface CanlendarViewController ()<UIPickerViewDelegate,UIPickerViewDataSource>

{

UIButton * selectedBtn;

UIView * month_top;

UIView * day_top;

UILabel * month_Lb;

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UIButton * dayStart_btn;

UIButton * dayEnd_btn;

UIPickerView * pickerView_month;

UIPickerView * pickerView_day;

NSMutableArray * years_Muarr;

NSMutableArray * months_MuArr;

NSMutableArray * days_Arr;

NSInteger minYear;//最早时间点年

NSInteger minMonth;//最早时间点月

NSInteger minDay;//最早时间点日

NSInteger currentYear;//系统当前年

NSInteger currentMonth;//系统当前月

NSInteger currentDay;//系统当前日

NSString * selectedYear;//当前选中的年

NSString * selectedMonth;//当前选中的月

NSString * selectedDay;//当前选中的日

NSString * selectedYear_Month;//当前选中的年_月选择

}

@end

@implementation CanlendarViewController

- (void)rightItemButtonAction:(UIButton *)button

{

NSString * blockStr = @"";

if (selectedBtn.selected) {

//按日

NSDateFormatter * formatter = [[NSDateFormatter alloc]init];

[formatter setDateFormat:@"yyyy.MM.dd"];

NSDate * startDate = [formatter dateFromString:dayStart_btn.titleLabel.text];

NSDate * endDate = [formatter dateFromString:dayEnd_btn.titleLabel.text];

NSTimeInterval startTimeInter = [startDate timeIntervalSince1970];

NSTimeInterval endTimeInter = [endDate timeIntervalSince1970];

if (startTimeInter > endTimeInter) {

blockStr = [NSString stringWithFormat:@"%@-%@",dayEnd_btn.titleLabel.text,dayStart_btn.titleLabel.text];

}else{

blockStr = [NSString stringWithFormat:@"%@-%@",dayStart_btn.titleLabel.text,dayEnd_btn.titleLabel.text];

}

}else{

//按月

blockStr = month_Lb.text;

}

if (self.SelectedBlock) {

self.SelectedBlock(blockStr);

}

[self.navigationController popViewControllerAnimated:YES];

}

- (void)viewDidLoad {

[super viewDidLoad];

minYear = 2016;

minMonth = 1;

minDay = 1;

[self currentYearAndMonthAndDay];

[self setRightItemWithFrame:CGRectMake(0, 0, 30, 40) withImageName:nil withTitle:@"完成"];

[self setLeftItemWithFrame:CGRectMake(0, 0, 30, 40) withImageName:nil withTitle:@"取消"];

years_Muarr = [NSMutableArray arrayWithCapacity:0];

months_MuArr = [NSMutableArray arrayWithCapacity:0];

days_Arr = [NSMutableArray arrayWithCapacity:0];

[self calculationYears];

[self calculationMonthsAndDays];

self.title = @"选择时间";

[self setup];

dayStart_btn.selected = YES;//默认开启起始日选中

}

- (void)calculationYears

{

if (minYear == currentYear) {

[years_Muarr addObject:[NSString stringWithFormat:@"%ld年",currentYear]];

}else{

for (int i = (int)minYear; i <= (int)currentYear; i ++) {

[years_Muarr addObject:[NSString stringWithFormat:@"%d年",i]];

}

- (void)currentYearAndMonthAndDay

{

NSDate * nowDate = [NSDate date];

NSDateFormatter * formatter = [[NSDateFormatter alloc]init];

[formatter setDateFormat:@"yyyy.MM.dd"];

NSString * canlendarStr = [formatter stringFromDate:nowDate];

NSArray * canlendarArr = [canlendarStr componentsSeparatedByString:@"."];

currentYear = [canlendarArr[0] integerValue];

currentMonth = [canlendarArr[1] integerValue];

currentDay = [canlendarArr[2] integerValue];

selectedYear_Month = canlendarArr[0];

selectedYear = canlendarArr[0];

selectedMonth = canlendarArr[1];

selectedDay = canlendarArr[2];

}

- (void)setup

{

selectedBtn = [UIButton buttonWithType:UIButtonTypeCustom];

selectedBtn.frame = CGRectMake(15, 30.5, 107, 27);

[selectedBtn setTitle:@"按月选择" forState:UIControlStateNormal];

[selectedBtn setTitle:@"按日选择" forState:UIControlStateSelected];

[selectedBtn setImage:[UIImage imageNamed:@"changeBtn_canlendar"] forState:UIControlStateNormal];

[selectedBtn setImage:[UIImage imageNamed:@"changeBtn_canlendar"] forState:UIControlStateSelected];

[selectedBtn setTitleColor:UIColorWithRGBA(51, 51, 51) forState:UIControlStateNormal];

[selectedBtn setTitleColor:UIColorWithRGBA(51, 51, 51) forState:UIControlStateSelected];

[selectedBtn.titleLabel setFont:systemFont(13)];

[selectedBtn setImageEdgeInsets:UIEdgeInsetsMake(7, 107 - 17 - 15, 7, 17)];

[selectedBtn setTitleEdgeInsets:UIEdgeInsetsMake(7, - 40, 7, 0)];

selectedBtn.layer.cornerRadius = 13.5;

selectedBtn.layer.borderColor = UIColorWithRGBA(209, 209, 209).CGColor;

selectedBtn.layer.borderWidth = 1.0f;

[selectedBtn addTarget:self action:@selector(selectedType:) forControlEvents:UIControlEventTouchUpInside];

[self.view addSubview:selectedBtn];

[self creatDataPickerView];

}

- (void)creatDataPickerView

{

if (!month_top) {

month_top = [[UIView alloc]initWithFrame:CGRectMake(15, 97, SCREEN_WIDTH - 30, 30)];

month_top.backgroundColor = [UIColor clearColor];

[self.view addSubview:month_top];

month_Lb = [UILabel creatLabelWithtext:UIColorWithRGBA(51, 51, 51) font:systemFont(16) text:[NSString stringWithFormat:@"%ld.%02ld",currentYear,currentMonth]];

month_Lb.center = CGPointMake(month_top.center.x, 15);

UIView * lineV = [[UIView alloc]initWithFrame:CGRectMake(0, 29.5, month_top.width, 0.5)];

lineV.backgroundColor = UIColorWithRGBA(51, 51, 51);

[month_top addSubview:month_Lb];

[month_top addSubview:lineV];

}

if (!day_top) {

day_top = [[UIView alloc]initWithFrame:CGRectMake(15, 97, SCREEN_WIDTH - 30, 30)];

day_top.backgroundColor = [UIColor clearColor];

[self.view addSubview:day_top];

NSString * currentCanlendarStr = [NSString stringWithFormat:@"%ld.%02ld.%02ld",currentYear,currentMonth,currentDay];

dayStart_btn = [UIButton buttonWithType:UIButtonTypeCustom];

dayStart_btn.frame = CGRectMake(0, 0, day_top.width/2 - 17.5, day_top.height);

[dayStart_btn setTitleColor:UIColorWithRGBA(209, 209, 209) forState:UIControlStateNormal];

[dayStart_btn setTitleColor:UIColorWithRGBA(67, 212, 183) forState:UIControlStateSelected];

dayStart_btn.titleLabel.font = systemFont(16);

[dayStart_btn addTarget:self action:@selector(selectDayCanlendar:) forControlEvents:UIControlEventTouchUpInside];

[dayStart_btn setTitle:currentCanlendarStr forState:UIControlStateNormal];

[dayStart_btn setTitle:currentCanlendarStr forState:UIControlStateSelected];

[day_top addSubview:dayStart_btn];

dayEnd_btn = [UIButton buttonWithType:UIButtonTypeCustom];

dayEnd_btn.frame = CGRectMake(day_top.width/2 + 17.5, 0, day_top.width/2 - 17.5, day_top.height);

[dayEnd_btn setTitleColor:UIColorWithRGBA(209, 209, 209) forState:UIControlStateNormal];

[dayEnd_btn setTitleColor:UIColorWithRGBA(67, 212, 183) forState:UIControlStateSelected];

dayEnd_btn.titleLabel.font = systemFont(16);

[dayEnd_btn addTarget:self action:@selector(selectDayCanlendar:) forControlEvents:UIControlEventTouchUpInside];

[dayEnd_btn setTitle:currentCanlendarStr forState:UIControlStateNormal];

[dayEnd_btn setTitle:currentCanlendarStr forState:UIControlStateSelected];

[day_top addSubview:dayEnd_btn];

UIView * lineV_left = [[UIView alloc]initWithFrame:CGRectMake(0, 29.5, day_top.width/2 - 17.5, 0.5)];

lineV_left.backgroundColor = UIColorWithRGBA(51, 51, 51);

UIView * lineV_right = [[UIView alloc]initWithFrame:CGRectMake(day_top.width/2 + 17.5, 29.5, day_top.width/2 - 17.5, 0.5)];

lineV_right.backgroundColor = UIColorWithRGBA(51, 51, 51);

UILabel * label = [UILabel creatLabelWithtext:UIColorWithRGBA(51, 51, 51) font:systemFont(18) text:@"至"];

label.center = CGPointMake(day_top.width/2, 15);

[day_top addSubview:dayStart_btn];

[day_top addSubview:dayEnd_btn];

[day_top addSubview:lineV_left];

[day_top addSubview:lineV_right];

[day_top addSubview:label];

day_top.hidden = YES;

}

if (!pickerView_month) {

pickerView_month = [[UIPickerView alloc]initWithFrame:CGRectMake(0, month_top.bottom + 37, SCREEN_WIDTH, 230.5)];

pickerView_month.backgroundColor = [UIColor clearColor];

pickerView_month.delegate = self;

pickerView_month.dataSource = self;

pickerView_month.showsSelectionIndicator = YES;

[self.view addSubview:pickerView_month];

[pickerView_month selectRow:years_Muarr.count -1 inComponent:0 animated:YES];

[pickerView_month selectRow:months_MuArr.count -1 inComponent:1 animated:YES];

}

if (!pickerView_day) {

pickerView_day = [[UIPickerView alloc]initWithFrame:CGRectMake(0, day_top.bottom + 37, SCREEN_WIDTH, 230.5)];

pickerView_day.backgroundColor = [UIColor clearColor];

pickerView_day.delegate = self;

pickerView_day.dataSource = self;

pickerView_day.showsSelectionIndicator = YES;

pickerView_day.hidden = YES;

[self.view addSubview:pickerView_day];

[pickerView_day selectRow:years_Muarr.count - 1 inComponent:0 animated:YES];

[pickerView_day selectRow:months_MuArr.count - 1 inComponent:1 animated:YES];

[pickerView_day selectRow:days_Arr.count - 1 inComponent:2 animated:YES];

}

- (void)selectedType:(UIButton *)btn

{

btn.selected = !btn.selected;

if (btn.selected) {

//日

day_top.hidden = NO;

month_top.hidden = YES;

pickerView_month.hidden = YES;

pickerView_day.hidden = NO;

}else{

//月

day_top.hidden = YES;

month_top.hidden = NO;

pickerView_month.hidden = NO;

pickerView_day.hidden = YES;

}

- (void)selectDayCanlendar:(UIButton *)btn

{

[btn setTitleColor:UIColorWithRGBA(51, 51, 51) forState:UIControlStateNormal];

if ([btn isEqual:dayStart_btn]) {

dayStart_btn.selected = YES;

dayEnd_btn.selected = NO;

}else{

dayStart_btn.selected = NO;

dayEnd_btn.selected = YES;

}

- (void)calculationMonthsAndDays

{

NSDateFormatter * formatter = [[NSDateFormatter alloc]init];

[formatter setDateFormat:@"yyyy.MM"];

//获取date

NSDate * date = [formatter dateFromString:[NSString stringWithFormat:@"%@.%@",selectedYear,selectedMonth]];

//日历

NSCalendar * calendar = [[NSCalendar alloc]initWithCalendarIdentifier:NSCalendarIdentifierGregorian];

NSRange range = [calendar rangeOfUnit:NSCalendarUnitDay inUnit:NSCalendarUnitMonth forDate:date];

NSInteger days = range.length;

[months_MuArr removeAllObjects];

NSInteger months = 12;

if ([selectedYear integerValue] == currentYear) {

months = currentMonth;

if ([selectedMonth integerValue] >= currentMonth) {

days = currentDay;

}

int num = 0;

if ([selectedYear integerValue] == minYear) {

num = (int)minMonth - 1;

}

for (int i = num; i < months; i++) {

[months_MuArr addObject:[NSString stringWithFormat:@"%d月",i+1]];

}

[days_Arr removeAllObjects];

for (int i = 0; i < days; i++) {

[days_Arr insertObject:[NSString stringWithFormat:@"%d日",i+1] atIndex:i];

}

if (pickerView_day) {

[pickerView_day reloadComponent:1];

[pickerView_day reloadComponent:2];

}

- (void)calculationMonthsforMonth

{

NSDateFormatter * formatter = [[NSDateFormatter alloc]init];

[formatter setDateFormat:@"yyyy"];

//获取date

NSDate * date = [formatter dateFromString:[NSString stringWithFormat:@"%@",selectedYear_Month]];

//日历

NSCalendar * calendar = [[NSCalendar alloc]initWithCalendarIdentifier:NSCalendarIdentifierGregorian];

NSRange range = [calendar rangeOfUnit:NSCalendarUnitDay inUnit:NSCalendarUnitMonth forDate:date];

NSInteger days = range.length;

[months_MuArr removeAllObjects];

NSInteger months = 12;

if ([selectedYear_Month integerValue] == currentYear) {

months = currentMonth;

}

int num = 0;

if ([selectedYear_Month integerValue] == minYear) {

num = (int)minMonth - 1;

}

for (int i = num; i < months; i++) {

[months_MuArr addObject:[NSString stringWithFormat:@"%d月",i+1]];

}

if (pickerView_month) {

[pickerView_month reloadComponent:1];

}

#pragma -----------------UIPickerViewDelegate,UIPickerDataSource----------

-(NSInteger)numberOfComponentsInPickerView:(UIPickerView *)pickerView

{

if ([pickerView isEqual:pickerView_month]) {

return 2;

}

return 3;

}

-(NSInteger)pickerView:(UIPickerView *)pickerView numberOfRowsInComponent:(NSInteger)component

{

if (component == 0) {

return years_Muarr.count;

}else if (component == 1) {

return months_MuArr.count;

}else{

return days_Arr.count;

}

-(CGFloat)pickerView:(UIPickerView *)pickerView rowHeightForComponent:(NSInteger)component

{

return 30.0f;

}

-(NSString *)pickerView:(UIPickerView *)pickerView titleForRow:(NSInteger)row forComponent:(NSInteger)component

{

if (component == 0) {

return years_Muarr[row];

}else if (component == 1) {

return months_MuArr[row];

}else{

return days_Arr[row];

}

return nil;

}

- (void)pickerView:(UIPickerView *)pickerView didSelectRow:(NSInteger)row inComponent:(NSInteger)component

{

if ([pickerView isEqual:pickerView_month]) {

if (component == 0) {

selectedYear_Month = [years_Muarr[row] substringToIndex:4];

[self calculationMonthsforMonth];

[self calculationCanlendarWithYear:years_Muarr[row] Month:months_MuArr[[pickerView selectedRowInComponent:1]] Day:@"" pickerView:pickerView_month];

}else if (component == 1) {

[self calculationCanlendarWithYear:years_Muarr[[pickerView selectedRowInComponent:0]] Month:months_MuArr[row] Day:@"" pickerView:pickerView_month];

}

}else{

if (component == 0) {

selectedYear = [years_Muarr[row] substringToIndex:4];

if ([months_MuArr[[pickerView selectedRowInComponent:1]] length] == 2) {

selectedMonth = [NSString stringWithFormat:@"%02d",[[months_MuArr[[pickerView selectedRowInComponent:1]] substringToIndex:1] intValue]];

}else{

selectedMonth = [months_MuArr[[pickerView selectedRowInComponent:1]] substringToIndex:2];

}

[self calculationMonthsAndDays];

[self calculationCanlendarWithYear:years_Muarr[row] Month:months_MuArr[[pickerView selectedRowInComponent:1]] Day:days_Arr[[pickerView selectedRowInComponent:2]] pickerView:pickerView_day];

}else if (component == 1) {

if ([months_MuArr[row] length] == 2) {

selectedMonth = [NSString stringWithFormat:@"%02d",[[months_MuArr[row] substringToIndex:1] intValue]];

}else{

selectedMonth = [months_MuArr[row] substringToIndex:2];

}

[self calculationMonthsAndDays];

[self calculationCanlendarWithYear:years_Muarr[[pickerView selectedRowInComponent:0]] Month:months_MuArr[row] Day:days_Arr[[pickerView selectedRowInComponent:2]] pickerView:pickerView_day];

}else{

[self calculationCanlendarWithYear:years_Muarr[[pickerView selectedRowInComponent:0]] Month:months_MuArr[[pickerView selectedRowInComponent:1]] Day:days_Arr[row] pickerView:pickerView_day];

}

- (void)calculationCanlendarWithYear:(NSString *)yearStr Month:(NSString *)monthStr Day:(NSString *)dayStr pickerView:(UIPickerView *)pickerView

{

if ([pickerView isEqual:pickerView_month]) {

if (yearStr.length > 0) {

month_Lb.text = [month_Lb.text stringByReplacingCharactersInRange:NSMakeRange(0, 4) withString:[yearStr substringToIndex:4]];

}

if (monthStr.length > 0) {

if (monthStr.length == 2) {

monthStr = [NSString stringWithFormat:@"%02d",[[monthStr substringToIndex:1] intValue]];

}else{

monthStr = [monthStr substringToIndex:2];

}

month_Lb.text = [month_Lb.text stringByReplacingCharactersInRange:NSMakeRange(5, 2) withString:monthStr];

}

[month_Lb sizeToFit];

month_Lb.center = CGPointMake(month_top.center.x, month_Lb.center.y);

}else{

if (dayStart_btn.selected) {

if (yearStr.length > 0) {

NSString * textStr = [dayStart_btn.titleLabel.text stringByReplacingCharactersInRange:NSMakeRange(0, 4) withString:[yearStr substringToIndex:4]];

[dayStart_btn setTitle:textStr forState:UIControlStateSelected];

[dayStart_btn setTitle:textStr forState:UIControlStateNormal];

}

if (monthStr.length > 0) {

if (monthStr.length == 2) {

monthStr = [NSString stringWithFormat:@"%02d",[[monthStr substringToIndex:1] intValue]];

}else{

monthStr = [monthStr substringToIndex:2];

}

NSString * textStr = [dayStart_btn.titleLabel.text stringByReplacingCharactersInRange:NSMakeRange(5, 2) withString:monthStr];

[dayStart_btn setTitle:textStr forState:UIControlStateSelected];

[dayStart_btn setTitle:textStr forState:UIControlStateNormal];

}

if (dayStr.length > 0) {

if (dayStr.length == 2) {

dayStr = [NSString stringWithFormat:@"%02d",[[dayStr substringToIndex:1] intValue]];

}else{

dayStr = [dayStr substringToIndex:2];

}

NSString * textStr = [dayStart_btn.titleLabel.text stringByReplacingCharactersInRange:NSMakeRange(8, 2) withString:dayStr];

[dayStart_btn setTitle:textStr forState:UIControlStateSelected];

[dayStart_btn setTitle:textStr forState:UIControlStateNormal];

}

}else{

if (yearStr.length > 0) {

NSString * textStr = [dayEnd_btn.titleLabel.text stringByReplacingCharactersInRange:NSMakeRange(0, 4) withString:[yearStr substringToIndex:4]];

[dayEnd_btn setTitle:textStr forState:UIControlStateSelected];

[dayEnd_btn setTitle:textStr forState:UIControlStateNormal];

}

if (monthStr.length > 0) {

if (monthStr.length == 2) {

monthStr = [NSString stringWithFormat:@"%02d",[[monthStr substringToIndex:1] intValue]];

}else{

monthStr = [monthStr substringToIndex:2];

}

NSString * textStr = [dayEnd_btn.titleLabel.text stringByReplacingCharactersInRange:NSMakeRange(5, 2) withString:monthStr];

[dayEnd_btn setTitle:textStr forState:UIControlStateSelected];

[dayEnd_btn setTitle:textStr forState:UIControlStateNormal];

}

if (dayStr.length > 0) {

if (dayStr.length == 2) {

dayStr = [NSString stringWithFormat:@"%02d",[[dayStr substringToIndex:1] intValue]];

}else{

dayStr = [dayStr substringToIndex:2];

}

NSString * textStr = [dayEnd_btn.titleLabel.text stringByReplacingCharactersInRange:NSMakeRange(8, 2) withString:dayStr];

[dayEnd_btn setTitle:textStr forState:UIControlStateSelected];

[dayEnd_btn setTitle:textStr forState:UIControlStateNormal];

}

- (void)didReceiveMemoryWarning {

[super didReceiveMemoryWarning];

}

@end

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