選擇時間
代碼里面有些自定義的宏,如果想要這個效果的朋友,不妨花幾分鐘把里面的宏改下等不報錯了,直接用這下面的代碼調(diào)用就可以了!
調(diào)用代碼
SelectTimeV *selectTimeV = [[SelectTimeV alloc] init];
selectTimeV.block = ^(NSString *timeStr) {
if (timeStr) {
[endTimeLabelV setRightLabelText:timeStr];
}
};
[[UIApplication sharedApplication].keyWindow addSubview:selectTimeV];
.h文件
#import <UIKit/UIKit.h>
@interface SelectTimeV : UIView
@property (nonatomic, copy) void (^block)(NSString *);
@end
.m文件
#import "SelectTimeV.h"
@interface SelectTimeV ()<UITextFieldDelegate,UIPickerViewDataSource,UIPickerViewDelegate>
{
NSInteger yearIndex;
NSInteger monthIndex;
NSInteger dayIndex;
UIView *topV;
}
@property (nonatomic, strong) UIPickerView *pickerView;
@property (nonatomic, strong) NSMutableArray *yearArray;
@property (nonatomic, strong) NSMutableArray *monthArray;
@property (nonatomic, strong) NSMutableArray *dayArray;
@end
@implementation SelectTimeV
- (NSMutableArray *)yearArray {
if (_yearArray == nil) {
_yearArray = [NSMutableArray array];
for (int year = 2000; year < 2050; year++) {
NSString *str = [NSString stringWithFormat:@"%d年", year];
[_yearArray addObject:str];
}
}
return _yearArray;
}
- (NSMutableArray *)monthArray {
if (_monthArray == nil) {
_monthArray = [NSMutableArray array];
for (int month = 1; month <= 12; month++) {
NSString *str = [NSString stringWithFormat:@"%02d月", month];
[_monthArray addObject:str];
}
}
return _monthArray;
}
- (NSMutableArray *)dayArray {
if (_dayArray == nil) {
_dayArray = [NSMutableArray array];
for (int day = 1; day <= 31; day++) {
NSString *str = [NSString stringWithFormat:@"%02d日", day];
[_dayArray addObject:str];
}
}
return _dayArray;
}
- (instancetype)init
{
self = [super initWithFrame:[UIApplication sharedApplication].keyWindow.frame];
if (self) {
self.backgroundColor = [UIColor colorWithWhite:0.0 alpha:0.3];
topV = [[UIView alloc] initWithFrame:CGRectMake(0, screenHeight, screenWidth, aspectRatio(40))];
topV.backgroundColor = RGBACOLOR(242, 242, 242, 1.0);
[self addSubview:topV];
UIButton *cancelBtn = [UIButton buttonWithType:UIButtonTypeCustom];
cancelBtn.frame = CGRectMake(0, 0, aspectRatio(100), aspectRatio(40));
[cancelBtn setTitle:@"取消" forState:UIControlStateNormal];
[cancelBtn setTitleColor:blackFontColor forState:UIControlStateNormal];
[cancelBtn.titleLabel setFont:regularFontWithSize(16)];
[topV addSubview:cancelBtn];
UIButton *yesBtn = [UIButton buttonWithType:UIButtonTypeCustom];
yesBtn.frame = CGRectMake(screenWidth - aspectRatio(100), 0, aspectRatio(100), aspectRatio(40));
[yesBtn setTitle:@"完成" forState:UIControlStateNormal];
[yesBtn setTitleColor:naviBarColor forState:UIControlStateNormal];
[yesBtn.titleLabel setFont:regularFontWithSize(16)];
[topV addSubview:yesBtn];
[cancelBtn click:^(UIView *view) {
if (_block) {
_block(nil);
}
[self remove];
}];
[yesBtn click:^(UIView *view) {
if (_block) {
NSString *timeStr = [NSString stringWithFormat:@"%@%@%@",((UILabel *)[_pickerView viewForRow:yearIndex forComponent:0]).text, ((UILabel *)[_pickerView viewForRow:monthIndex forComponent:1]).text, ((UILabel *)[_pickerView viewForRow:dayIndex forComponent:2]).text];
timeStr = [timeStr stringByReplacingOccurrencesOfString:@"年" withString:@"/"];
timeStr = [timeStr stringByReplacingOccurrencesOfString:@"月" withString:@"/"];
timeStr = [timeStr stringByReplacingOccurrencesOfString:@"日" withString:@""];
_block(timeStr);
}
[self remove];
}];
[self click:^(UIView *view) {
if (_block) {
_block(nil);
}
[self remove];
}];
_pickerView = [[UIPickerView alloc] initWithFrame:CGRectMake(0, topV.bottom, screenWidth, aspectRatio(207))];
_pickerView.dataSource = self;
_pickerView.delegate = self;
_pickerView.backgroundColor = [UIColor whiteColor];
[self addSubview:_pickerView];
NSCalendar *calendar = [[NSCalendar alloc]
initWithCalendarIdentifier:NSCalendarIdentifierGregorian];
// 定義一個時間字段的旗標，指定將會獲取指定年软免、月舅踪、日、時肮韧、分、秒的信息
unsigned unitFlags = NSCalendarUnitYear |
NSCalendarUnitMonth | NSCalendarUnitDay |
NSCalendarUnitHour | NSCalendarUnitMinute |
NSCalendarUnitSecond | NSCalendarUnitWeekday;
// 獲取不同時間字段的信息
NSDateComponents *comp = [calendar components: unitFlags fromDate:[NSDate date]];
yearIndex = [self.yearArray indexOfObject:[NSString stringWithFormat:@"%ld年", comp.year]];
monthIndex = [self.monthArray indexOfObject:[NSString stringWithFormat:@"%02ld月", comp.month]];
dayIndex = [self.dayArray indexOfObject:[NSString stringWithFormat:@"%02ld日", comp.day]];
[_pickerView selectRow:yearIndex inComponent:0 animated:YES];
[_pickerView selectRow:monthIndex inComponent:1 animated:YES];
[_pickerView selectRow:dayIndex inComponent:2 animated:YES];
[self pickerView:_pickerView didSelectRow:yearIndex inComponent:0];
[self pickerView:_pickerView didSelectRow:monthIndex inComponent:1];
[self pickerView:_pickerView didSelectRow:dayIndex inComponent:2];
dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(0.25 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
UILabel *label = (UILabel *)[_pickerView viewForRow:yearIndex forComponent:0];
label.textColor = RGBACOLOR(26, 174, 135, 1.0);
label.font = regularFontWithSize(16);
label = (UILabel *)[_pickerView viewForRow:monthIndex forComponent:1];
label.textColor = RGBACOLOR(26, 174, 135, 1.0);
label.font = regularFontWithSize(16);
label = (UILabel *)[_pickerView viewForRow:dayIndex forComponent:2];
label.textColor = RGBACOLOR(26, 174, 135, 1.0);
label.font = regularFontWithSize(16);
});
[UIView animateWithDuration:0.25 animations:^{
topV.frame = CGRectMake(0, screenHeight - aspectRatio(247), screenWidth, aspectRatio(40));
_pickerView.frame = CGRectMake(0, topV.bottom, screenWidth, aspectRatio(207));
}];
}
return self;
}
#pragma mark -UIPickerView
#pragma mark UIPickerView的數(shù)據(jù)源
- (NSInteger)numberOfComponentsInPickerView:(UIPickerView *)pickerView
{
return 3;
}
- (NSInteger)pickerView:(UIPickerView *)pickerView numberOfRowsInComponent:(NSInteger)component
{
if (component == 0) {
return self.yearArray.count;
}else if(component == 1) {
return self.monthArray.count;
}else {
switch (monthIndex + 1) {
case 1:
case 3:
case 5:
case 7:
case 8:
case 10:
case 12: return 31;
case 4:
case 6:
case 9:
case 11: return 30;
default: return 28;
}
}
}
- (void)remove {
[UIView animateWithDuration:0.25 animations:^{
topV.frame = CGRectMake(0, screenHeight, screenWidth, aspectRatio(40));
_pickerView.frame = CGRectMake(0, topV.bottom, screenWidth, aspectRatio(207));
} completion:^(BOOL finished) {
[self removeFromSuperview];
}];
}
#pragma mark -UIPickerView的代理
// 滾動UIPickerView就會調(diào)用
- (void)pickerView:(UIPickerView *)pickerView didSelectRow:(NSInteger)row inComponent:(NSInteger)component
{
if (component == 0) {
yearIndex = row;
dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(0.25 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
UILabel *label = (UILabel *)[pickerView viewForRow:row forComponent:component];
label.textColor = RGBACOLOR(26, 174, 135, 1.0);
label.font = regularFontWithSize(16);
});
}else if (component == 1) {
monthIndex = row;
[pickerView reloadComponent:2];
if (monthIndex + 1 == 4 || monthIndex + 1 == 6 || monthIndex + 1 == 9 || monthIndex + 1 == 11) {
if (dayIndex + 1 == 31) {
dayIndex--;
}
}else if (monthIndex + 1 == 2) {
if (dayIndex + 1 > 28) {
dayIndex = 27;
}
}
[pickerView selectRow:dayIndex inComponent:2 animated:YES];
dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(0.25 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
UILabel *label = (UILabel *)[pickerView viewForRow:row forComponent:component];
label.textColor = RGBACOLOR(26, 174, 135, 1.0);
label.font = regularFontWithSize(16);
label = (UILabel *)[pickerView viewForRow:dayIndex forComponent:2];
label.textColor = RGBACOLOR(26, 174, 135, 1.0);
label.font = regularFontWithSize(16);
});
}else {
dayIndex = row;
dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(0.25 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
UILabel *label = (UILabel *)[pickerView viewForRow:row forComponent:component];
label.textColor = RGBACOLOR(26, 174, 135, 1.0);
label.font = regularFontWithSize(16);
});
}
}
- (UIView *)pickerView:(UIPickerView *)pickerView viewForRow:(NSInteger)row forComponent:(NSInteger)component reusingView:(UIView *)view
{
// //設(shè)置分割線的顏色
// for(UIView *singleLine in pickerView.subviews)
// {
// if (singleLine.frame.size.height < 1)
// {
// singleLine.backgroundColor = kSingleLineColor;
// }
// }
//設(shè)置文字的屬性
UILabel *genderLabel = [[UILabel alloc] init];
genderLabel.textAlignment = NSTextAlignmentCenter;
genderLabel.textColor = RGBACOLOR(153, 153, 153, 1.0);
genderLabel.font = regularFontWithSize(14);
if (component == 0) {
genderLabel.text = self.yearArray[row];
}else if (component == 1) {
genderLabel.text = self.monthArray[row];
}else {
genderLabel.text = self.dayArray[row];
}
return genderLabel;
}
@end
