//
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// BRDatePickerView.m
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// BRPickerViewDemo
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//
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// Created by 任波 on 2017/8/11.
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// Copyright © 2017年 91renb. All rights reserved.
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//
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// 最新代码下载地址：https://github.com/91renb/BRPickerView
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#import "BRDatePickerView.h"
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#import "BRPickerViewMacro.h"
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/// 时间选择器的类型
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typedef NS_ENUM(NSInteger, BRDatePickerStyle) {
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BRDatePickerStyleSystem, // 系统样式：使用 UIDatePicker 类
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BRDatePickerStyleCustom // 自定义样式：使用 UIPickerView 类
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};
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@interface BRDatePickerView ()<UIPickerViewDataSource, UIPickerViewDelegate>
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{
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// 记录 年、月、日、时、分 当前选择的位置
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NSInteger _yearIndex;
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NSInteger _monthIndex;
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NSInteger _dayIndex;
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NSInteger _hourIndex;
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NSInteger _minuteIndex;
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NSString *_title;
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UIDatePickerMode _datePickerMode;
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BOOL _isAutoSelect; // 是否开启自动选择
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UIColor *_themeColor;
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}
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/** 时间选择器1 */
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@property (nonatomic, strong) UIDatePicker *datePicker;
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/** 时间选择器2 */
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@property (nonatomic, strong) UIPickerView *pickerView;
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/// 日期存储数组
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@property(nonatomic, strong) NSArray *yearArr;
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@property(nonatomic, strong) NSArray *monthArr;
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@property(nonatomic, strong) NSArray *dayArr;
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@property(nonatomic, strong) NSArray *hourArr;
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@property(nonatomic, strong) NSArray *minuteArr;
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/** 显示类型 */
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@property (nonatomic, assign) BRDatePickerMode showType;
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/** 时间选择器的类型 */
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@property (nonatomic, assign) BRDatePickerStyle style;
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/** 限制最小日期 */
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@property (nonatomic, strong) NSDate *minLimitDate;
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/** 限制最大日期 */
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@property (nonatomic, strong) NSDate *maxLimitDate;
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/** 当前选择的日期 */
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@property (nonatomic, strong) NSDate *selectDate;
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/** 选择的日期的格式 */
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@property (nonatomic, strong) NSString *selectDateFormatter;
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/** 选中后的回调 */
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@property (nonatomic, copy) BRDateResultBlock resultBlock;
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/** 取消选择的回调 */
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@property (nonatomic, copy) BRDateCancelBlock cancelBlock;
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@end
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@implementation BRDatePickerView
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#pragma mark - 1.显示时间选择器
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+ (void)showDatePickerWithTitle:(NSString *)title
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dateType:(BRDatePickerMode)dateType
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defaultSelValue:(NSString *)defaultSelValue
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resultBlock:(BRDateResultBlock)resultBlock {
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[self showDatePickerWithTitle:title dateType:dateType defaultSelValue:defaultSelValue minDate:nil maxDate:nil isAutoSelect:NO themeColor:nil resultBlock:resultBlock cancelBlock:nil];
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}
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#pragma mark - 2.显示时间选择器（支持 设置自动选择 和 自定义主题颜色）
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+ (void)showDatePickerWithTitle:(NSString *)title
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dateType:(BRDatePickerMode)dateType
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defaultSelValue:(NSString *)defaultSelValue
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minDate:(NSDate *)minDate
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maxDate:(NSDate *)maxDate
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isAutoSelect:(BOOL)isAutoSelect
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themeColor:(UIColor *)themeColor
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resultBlock:(BRDateResultBlock)resultBlock {
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[self showDatePickerWithTitle:title dateType:dateType defaultSelValue:defaultSelValue minDate:minDate maxDate:maxDate isAutoSelect:isAutoSelect themeColor:themeColor resultBlock:resultBlock cancelBlock:nil];
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}
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+ (void)showDatePickerWithTitle:(NSString *)title
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dateType:(BRDatePickerMode)dateType
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defaultSelValue:(NSString *)defaultSelValue
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minDate:(NSDate *)minDate
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maxDate:(NSDate *)maxDate
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isAutoSelect:(BOOL)isAutoSelect
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themeColor:(UIColor *)themeColor
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withRightTitle:(NSString *)right
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resultBlock:(BRDateResultBlock)resultBlock{
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[self showDatePickerWithRightTitle:title dateType:dateType defaultSelValue:defaultSelValue minDate:minDate maxDate:maxDate isAutoSelect:isAutoSelect themeColor:themeColor resultBlock:resultBlock cancelBlock:nil];
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}
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#pragma mark - 3.显示时间选择器（支持 设置自动选择、自定义主题颜色、取消选择的回调）
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+ (void)showDatePickerWithTitle:(NSString *)title
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dateType:(BRDatePickerMode)dateType
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defaultSelValue:(NSString *)defaultSelValue
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minDate:(NSDate *)minDate
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maxDate:(NSDate *)maxDate
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isAutoSelect:(BOOL)isAutoSelect
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themeColor:(UIColor *)themeColor
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resultBlock:(BRDateResultBlock)resultBlock
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cancelBlock:(BRDateCancelBlock)cancelBlock {
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BRDatePickerView *datePickerView = [[BRDatePickerView alloc]initWithTitle:title dateType:dateType defaultSelValue:defaultSelValue minDate:minDate maxDate:maxDate isAutoSelect:isAutoSelect themeColor:themeColor resultBlock:resultBlock cancelBlock:cancelBlock];
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[datePickerView showWithAnimation:YES];
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}
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+ (void)showDatePickerWithRightTitle:(NSString *)title
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dateType:(BRDatePickerMode)dateType
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defaultSelValue:(NSString *)defaultSelValue
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minDate:(NSDate *)minDate
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maxDate:(NSDate *)maxDate
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isAutoSelect:(BOOL)isAutoSelect
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themeColor:(UIColor *)themeColor
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resultBlock:(BRDateResultBlock)resultBlock
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cancelBlock:(BRDateCancelBlock)cancelBlock {
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BRDatePickerView *datePickerView = [[BRDatePickerView alloc]initWithTitle:title dateType:dateType defaultSelValue:defaultSelValue minDate:minDate maxDate:maxDate isAutoSelect:isAutoSelect themeColor:themeColor resultBlock:resultBlock cancelBlock:cancelBlock];
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[datePickerView.rightBtn setTitle:@"下一步" forState:UIControlStateNormal];
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[datePickerView showWithAnimation:YES];
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}
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#pragma mark - 初始化时间选择器
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- (instancetype)initWithTitle:(NSString *)title
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dateType:(BRDatePickerMode)dateType
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defaultSelValue:(NSString *)defaultSelValue
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minDate:(NSDate *)minDate
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maxDate:(NSDate *)maxDate
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isAutoSelect:(BOOL)isAutoSelect
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themeColor:(UIColor *)themeColor
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resultBlock:(BRDateResultBlock)resultBlock
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cancelBlock:(BRDateCancelBlock)cancelBlock {
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if (self = [super init]) {
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_title = title;
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_isAutoSelect = isAutoSelect;
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_themeColor = themeColor;
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_resultBlock = resultBlock;
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_cancelBlock = cancelBlock;
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self.showType = dateType;
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[self setupSelectDateFormatter:dateType];
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// 1.最小日期限制
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if (minDate) {
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self.minLimitDate = minDate;
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} else {
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if (self.showType == BRDatePickerModeTime || self.showType == BRDatePickerModeCountDownTimer || self.showType == BRDatePickerModeHM) {
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self.minLimitDate = [NSDate br_setHour:0 minute:0];
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} else if (self.showType == BRDatePickerModeMDHM) {
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self.minLimitDate = [NSDate br_setMonth:1 day:1 hour:0 minute:0];
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} else if (self.showType == BRDatePickerModeMD) {
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self.minLimitDate = [NSDate br_setMonth:1 day:1];
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} else {
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self.minLimitDate = [NSDate distantPast]; // 遥远的过去的一个时间点
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}
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}
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// 2.最大日期限制
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if (maxDate) {
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self.maxLimitDate = maxDate;
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} else {
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if (self.showType == BRDatePickerModeTime || self.showType == BRDatePickerModeCountDownTimer || self.showType == BRDatePickerModeHM) {
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self.maxLimitDate = [NSDate br_setHour:23 minute:59];
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} else if (self.showType == BRDatePickerModeMDHM) {
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self.maxLimitDate = [NSDate br_setMonth:12 day:31 hour:23 minute:59];
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} else if (self.showType == BRDatePickerModeMD) {
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self.maxLimitDate = [NSDate br_setMonth:12 day:31];
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} else {
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self.maxLimitDate = [NSDate distantFuture]; // 遥远的未来的一个时间点
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}
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}
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BOOL minMoreThanMax = [self.minLimitDate br_compare:self.maxLimitDate format:self.selectDateFormatter] == NSOrderedDescending;
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NSAssert(!minMoreThanMax, @"最小日期不能大于最大日期！");
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if (minMoreThanMax) {
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// 如果最小日期大于了最大日期，就忽略两个值
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self.minLimitDate = [NSDate distantPast];
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self.maxLimitDate = [NSDate distantFuture];
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}
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// 3.默认选中的日期
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if (defaultSelValue && defaultSelValue.length > 0) {
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NSDate *defaultSelDate = [NSDate br_getDate:defaultSelValue format:self.selectDateFormatter];
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if (!defaultSelDate) {
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BRErrorLog(@"参数格式错误！参数 defaultSelValue 的正确格式是：%@", self.selectDateFormatter);
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NSAssert(defaultSelDate, @"参数格式错误！请检查形参 defaultSelValue 的格式");
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defaultSelDate = [NSDate date]; // 默认值参数格式错误时，重置/忽略默认值，防止在 Release 环境下崩溃！
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}
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if (self.showType == BRDatePickerModeTime || self.showType == BRDatePickerModeCountDownTimer || self.showType == BRDatePickerModeHM) {
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self.selectDate = [NSDate br_setHour:defaultSelDate.br_hour minute:defaultSelDate.br_minute];
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} else if (self.showType == BRDatePickerModeMDHM) {
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self.selectDate = [NSDate br_setMonth:defaultSelDate.br_month day:defaultSelDate.br_day hour:defaultSelDate.br_hour minute:defaultSelDate.br_minute];
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} else if (self.showType == BRDatePickerModeMD) {
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self.selectDate = [NSDate br_setMonth:defaultSelDate.br_month day:defaultSelDate.br_day];
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} else {
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self.selectDate = defaultSelDate;
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}
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} else {
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// 不设置默认日期，就默认选中今天的日期
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self.selectDate = [NSDate date];
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}
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BOOL selectLessThanMin = [self.selectDate br_compare:self.minLimitDate format:self.selectDateFormatter] == NSOrderedAscending;
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BOOL selectMoreThanMax = [self.selectDate br_compare:self.maxLimitDate format:self.selectDateFormatter] == NSOrderedDescending;
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// NSAssert(!selectLessThanMin, @"默认选择的日期不能小于最小日期！");
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// NSAssert(!selectMoreThanMax, @"默认选择的日期不能大于最大日期！");
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self.selectDate = self.minLimitDate;
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// self.selectDate = self.maxLimitDate;
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// if (selectLessThanMin) {
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// }
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// if (selectMoreThanMax) {
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// }
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#ifdef DEBUG
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NSLog(@"最小时间date：%@", self.minLimitDate);
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NSLog(@"默认时间date：%@", self.selectDate);
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NSLog(@"最大时间date：%@", self.maxLimitDate);
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NSLog(@"最小时间：%@", [NSDate br_getDateString:self.minLimitDate format:self.selectDateFormatter]);
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NSLog(@"默认时间：%@", [NSDate br_getDateString:self.selectDate format:self.selectDateFormatter]);
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NSLog(@"最大时间：%@", [NSDate br_getDateString:self.maxLimitDate format:self.selectDateFormatter]);
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#endif
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if (self.style == BRDatePickerStyleCustom) {
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[self initDefaultDateArray];
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}
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[self initUI];
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// 默认滚动的行
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if (self.style == BRDatePickerStyleSystem) {
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[self.datePicker setDate:self.selectDate animated:NO];
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} else if (self.style == BRDatePickerStyleCustom) {
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[self scrollToSelectDate:self.selectDate animated:NO];
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}
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}
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return self;
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}
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- (void)setupSelectDateFormatter:(BRDatePickerMode)model {
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switch (model) {
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case BRDatePickerModeTime:
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{
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self.selectDateFormatter = @"HH:mm";
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self.style = BRDatePickerStyleSystem;
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_datePickerMode = UIDatePickerModeTime;
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}
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break;
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case BRDatePickerModeDate:
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{
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self.selectDateFormatter = @"yyyy-MM-dd";
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self.style = BRDatePickerStyleSystem;
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_datePickerMode = UIDatePickerModeDate;
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}
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break;
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case BRDatePickerModeDateAndTime:
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{
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self.selectDateFormatter = @"yyyy-MM-dd HH:mm";
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self.style = BRDatePickerStyleSystem;
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_datePickerMode = UIDatePickerModeDateAndTime;
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}
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break;
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case BRDatePickerModeCountDownTimer:
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{
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self.selectDateFormatter = @"HH:mm";
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self.style = BRDatePickerStyleSystem;
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_datePickerMode = UIDatePickerModeCountDownTimer;
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}
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break;
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case BRDatePickerModeYMDHM:
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{
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self.selectDateFormatter = @"yyyy-MM-dd HH:mm";
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self.style = BRDatePickerStyleCustom;
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}
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break;
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case BRDatePickerModeMDHM:
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{
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self.selectDateFormatter = @"MM-dd HH:mm";
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self.style = BRDatePickerStyleCustom;
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}
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break;
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case BRDatePickerModeYMD:
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{
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self.selectDateFormatter = @"yyyy-MM-dd";
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self.style = BRDatePickerStyleCustom;
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}
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break;
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case BRDatePickerModeYM:
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{
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self.selectDateFormatter = @"yyyy-MM";
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self.style = BRDatePickerStyleCustom;
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}
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break;
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case BRDatePickerModeY:
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{
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self.selectDateFormatter = @"yyyy";
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self.style = BRDatePickerStyleCustom;
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}
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break;
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case BRDatePickerModeMD:
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{
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self.selectDateFormatter = @"MM-dd";
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self.style = BRDatePickerStyleCustom;
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}
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break;
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case BRDatePickerModeHM:
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{
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self.selectDateFormatter = @"HH:mm";
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self.style = BRDatePickerStyleCustom;
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}
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break;
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default:
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break;
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}
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}
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#pragma mark - 初始化子视图
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- (void)initUI {
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[super initUI];
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self.titleLabel.text = _title;
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// 添加时间选择器
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if (self.style == BRDatePickerStyleSystem) {
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[self.alertView addSubview:self.datePicker];
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} else if (self.style == BRDatePickerStyleCustom) {
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[self.alertView addSubview:self.pickerView];
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}
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if (_themeColor && [_themeColor isKindOfClass:[UIColor class]]) {
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[self setupThemeColor:_themeColor];
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}
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}
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#pragma mark - 设置日期数据源数组
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- (void)initDefaultDateArray {
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// 1. 设置 yearArr 数组
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[self setupYearArr];
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// 2.设置 monthArr 数组
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[self setupMonthArr:self.selectDate.br_year];
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// 3.设置 dayArr 数组
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[self setupDayArr:self.selectDate.br_year month:self.selectDate.br_month];
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// 4.设置 hourArr 数组
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[self setupHourArr:self.selectDate.br_year month:self.selectDate.br_month day:self.selectDate.br_day];
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// 5.设置 minuteArr 数组
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[self setupMinuteArr:self.selectDate.br_year month:self.selectDate.br_month day:self.selectDate.br_day hour:self.selectDate.br_hour];
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// 根据 默认选择的日期 计算出 对应的索引
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_yearIndex = self.selectDate.br_year - self.minLimitDate.br_year;
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_monthIndex = self.selectDate.br_month - ((_yearIndex == 0) ? self.minLimitDate.br_month : 1);
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_dayIndex = self.selectDate.br_day - ((_yearIndex == 0 && _monthIndex == 0) ? self.minLimitDate.br_day : 1);
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_hourIndex = self.selectDate.br_hour - ((_yearIndex == 0 && _monthIndex == 0 && _dayIndex == 0) ? self.minLimitDate.br_hour : 0);
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_minuteIndex = self.selectDate.br_minute - ((_yearIndex == 0 && _monthIndex == 0 && _dayIndex == 0 && _hourIndex == 0) ? self.minLimitDate.br_minute : 0);
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}
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#pragma mark - 更新日期数据源数组
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- (void)updateDateArray {
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NSInteger year = [self.yearArr[_yearIndex] integerValue];
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// 1.设置 monthArr 数组
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[self setupMonthArr:year];
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// 更新索引：防止更新 monthArr 后数组越界
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_monthIndex = (_monthIndex > self.monthArr.count - 1) ? (self.monthArr.count - 1) : _monthIndex;
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NSInteger month = [self.monthArr[_monthIndex] integerValue];
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// 2.设置 dayArr 数组
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[self setupDayArr:year month:month];
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// 更新索引：防止更新 dayArr 后数组越界
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_dayIndex = (_dayIndex > self.dayArr.count - 1) ? (self.dayArr.count - 1) : _dayIndex;
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NSInteger day = [self.dayArr[_dayIndex] integerValue];
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// 3.设置 hourArr 数组
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[self setupHourArr:year month:month day:day];
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// 更新索引：防止更新 hourArr 后数组越界
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_hourIndex = (_hourIndex > self.hourArr.count - 1) ? (self.hourArr.count - 1) : _hourIndex;
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NSInteger hour = [self.hourArr[_hourIndex] integerValue];
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// 4.设置 minuteArr 数组
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[self setupMinuteArr:year month:month day:day hour:hour];
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// 更新索引：防止更新 monthArr 后数组越界
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_minuteIndex = (_minuteIndex > self.minuteArr.count - 1) ? (self.minuteArr.count - 1) : _minuteIndex;
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}
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// 设置 yearArr 数组
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- (void)setupYearArr {
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NSMutableArray *tempArr = [NSMutableArray array];
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for (NSInteger i = self.minLimitDate.br_year; i <= self.maxLimitDate.br_year; i++) {
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[tempArr addObject:[@(i) stringValue]];
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}
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self.yearArr = [tempArr copy];
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}
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// 设置 monthArr 数组
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- (void)setupMonthArr:(NSInteger)year {
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NSInteger startMonth = 1;
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NSInteger endMonth = 12;
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if (year == self.minLimitDate.br_year) {
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startMonth = self.minLimitDate.br_month;
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}
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if (year == self.maxLimitDate.br_year) {
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endMonth = self.maxLimitDate.br_month;
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}
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NSMutableArray *tempArr = [NSMutableArray arrayWithCapacity:(endMonth - startMonth + 1)];
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for (NSInteger i = startMonth; i <= endMonth; i++) {
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[tempArr addObject:[@(i) stringValue]];
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}
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self.monthArr = [tempArr copy];
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}
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// 设置 dayArr 数组
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- (void)setupDayArr:(NSInteger)year month:(NSInteger)month {
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NSInteger startDay = 1;
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NSInteger endDay = [NSDate br_getDaysInYear:year month:month];
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if (year == self.minLimitDate.br_year && month == self.minLimitDate.br_month) {
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startDay = self.minLimitDate.br_day;
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}
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if (year == self.maxLimitDate.br_year && month == self.maxLimitDate.br_month) {
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endDay = self.maxLimitDate.br_day;
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}
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NSMutableArray *tempArr = [NSMutableArray array];
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for (NSInteger i = startDay; i <= endDay; i++) {
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[tempArr addObject:[NSString stringWithFormat:@"%zi",i]];
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}
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self.dayArr = [tempArr copy];
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}
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// 设置 hourArr 数组
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- (void)setupHourArr:(NSInteger)year month:(NSInteger)month day:(NSInteger)day {
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NSInteger startHour = 0;
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NSInteger endHour = 23;
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if (year == self.minLimitDate.br_year && month == self.minLimitDate.br_month && day == self.minLimitDate.br_day) {
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startHour = self.minLimitDate.br_hour;
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}
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if (year == self.maxLimitDate.br_year && month == self.maxLimitDate.br_month && day == self.maxLimitDate.br_day) {
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endHour = self.maxLimitDate.br_hour;
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}
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NSMutableArray *tempArr = [NSMutableArray arrayWithCapacity:(endHour - startHour + 1)];
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for (NSInteger i = startHour; i <= endHour; i++) {
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[tempArr addObject:[@(i) stringValue]];
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}
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self.hourArr = [tempArr copy];
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}
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// 设置 minuteArr 数组
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- (void)setupMinuteArr:(NSInteger)year month:(NSInteger)month day:(NSInteger)day hour:(NSInteger)hour {
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NSInteger startMinute = 0;
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NSInteger endMinute = 59;
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if (year == self.minLimitDate.br_year && month == self.minLimitDate.br_month && day == self.minLimitDate.br_day && hour == self.minLimitDate.br_hour) {
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startMinute = self.minLimitDate.br_minute;
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}
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if (year == self.maxLimitDate.br_year && month == self.maxLimitDate.br_month && day == self.maxLimitDate.br_day && hour == self.maxLimitDate.br_hour) {
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endMinute = self.maxLimitDate.br_minute;
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}
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NSMutableArray *tempArr = [NSMutableArray arrayWithCapacity:(endMinute - startMinute + 1)];
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for (NSInteger i = startMinute; i <= endMinute; i++) {
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[tempArr addObject:[@(i) stringValue]];
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}
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self.minuteArr = [tempArr copy];
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}
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#pragma mark - 滚动到指定的时间位置
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- (void)scrollToSelectDate:(NSDate *)selectDate animated:(BOOL)animated {
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// 根据 当前选择的日期 计算出 对应的索引
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NSInteger yearIndex = selectDate.br_year - self.minLimitDate.br_year;
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NSInteger monthIndex = selectDate.br_month - ((yearIndex == 0) ? self.minLimitDate.br_month : 1);
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NSInteger dayIndex = selectDate.br_day - ((yearIndex == 0 && monthIndex == 0) ? self.minLimitDate.br_day : 1);
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NSInteger hourIndex = selectDate.br_hour - ((yearIndex == 0 && monthIndex == 0 && dayIndex == 0) ? self.minLimitDate.br_hour : 0);
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NSInteger minuteIndex = selectDate.br_minute - ((yearIndex == 0 && monthIndex == 0 && dayIndex == 0 && hourIndex == 0) ? self.minLimitDate.br_minute : 0);
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NSArray *indexArr = [NSArray array];
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if (self.showType == BRDatePickerModeYMDHM) {
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indexArr = @[@(yearIndex), @(monthIndex), @(dayIndex), @(hourIndex), @(minuteIndex)];
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} else if (self.showType == BRDatePickerModeMDHM) {
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indexArr = @[@(monthIndex), @(dayIndex), @(hourIndex), @(minuteIndex)];
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} else if (self.showType == BRDatePickerModeYMD) {
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indexArr = @[@(yearIndex), @(monthIndex), @(dayIndex)];
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} else if (self.showType == BRDatePickerModeYM) {
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indexArr = @[@(yearIndex), @(monthIndex)];
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} else if (self.showType == BRDatePickerModeY) {
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indexArr = @[@(yearIndex)];
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} else if (self.showType == BRDatePickerModeMD) {
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indexArr = @[@(monthIndex), @(dayIndex)];
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} else if (self.showType == BRDatePickerModeHM) {
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indexArr = @[@(hourIndex), @(minuteIndex)];
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}
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for (NSInteger i = 0; i < indexArr.count; i++) {
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[self.pickerView selectRow:[indexArr[i] integerValue] inComponent:i animated:animated];
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}
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}
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#pragma mark - 时间选择器1
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- (UIDatePicker *)datePicker {
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if (!_datePicker) {
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_datePicker = [[UIDatePicker alloc]initWithFrame:CGRectMake(0, kTopViewHeight + 0.5, self.alertView.frame.size.width, kPickerHeight)];
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_datePicker.backgroundColor = [UIColor whiteColor];
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// 设置子视图的大小随着父视图变化
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_datePicker.autoresizingMask = UIViewAutoresizingFlexibleBottomMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleWidth;
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_datePicker.datePickerMode = _datePickerMode;
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// 设置该UIDatePicker的国际化Locale，以简体中文习惯显示日期，UIDatePicker控件默认使用iOS系统的国际化Locale
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_datePicker.locale = [[NSLocale alloc]initWithLocaleIdentifier:@"zh_CHS_CN"];
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// textColor 隐藏属性，使用KVC赋值
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// [_datePicker setValue:[UIColor blackColor] forKey:@"textColor"];
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// 设置时间范围
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if (self.minLimitDate) {
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_datePicker.minimumDate = self.minLimitDate;
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}
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if (self.maxLimitDate) {
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_datePicker.maximumDate = self.maxLimitDate;
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}
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// 滚动改变值的响应事件
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[_datePicker addTarget:self action:@selector(didSelectValueChanged:) forControlEvents:UIControlEventValueChanged];
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}
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return _datePicker;
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}
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#pragma mark - 时间选择器2
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- (UIPickerView *)pickerView {
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if (!_pickerView) {
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_pickerView = [[UIPickerView alloc]initWithFrame:CGRectMake(0, kTopViewHeight + 0.5, self.alertView.frame.size.width, kPickerHeight)];
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_pickerView.backgroundColor = [UIColor whiteColor];
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// 设置子视图的大小随着父视图变化
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_pickerView.autoresizingMask = UIViewAutoresizingFlexibleBottomMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleWidth;
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_pickerView.dataSource = self;
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_pickerView.delegate = self;
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_pickerView.showsSelectionIndicator = YES;
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}
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return _pickerView;
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}
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#pragma mark - UIPickerViewDataSource
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// 1.指定pickerview有几个表盘(几列)
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- (NSInteger)numberOfComponentsInPickerView:(UIPickerView *)pickerView {
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if (self.showType == BRDatePickerModeYMDHM) {
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return 5;
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} else if (self.showType == BRDatePickerModeMDHM) {
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return 4;
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} else if (self.showType == BRDatePickerModeYMD) {
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return 3;
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} else if (self.showType == BRDatePickerModeYM) {
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return 2;
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} else if (self.showType == BRDatePickerModeY) {
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return 1;
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} else if (self.showType == BRDatePickerModeMD) {
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return 2;
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} else if (self.showType == BRDatePickerModeHM) {
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return 2;
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}
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return 0;
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}
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// 2.指定每个表盘上有几行数据
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- (NSInteger)pickerView:(UIPickerView *)pickerView numberOfRowsInComponent:(NSInteger)component {
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NSArray *rowsArr = [NSArray array];
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if (self.showType == BRDatePickerModeYMDHM) {
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rowsArr = @[@(self.yearArr.count), @(self.monthArr.count), @(self.dayArr.count), @(self.hourArr.count), @(self.minuteArr.count)];
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} else if (self.showType == BRDatePickerModeMDHM) {
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rowsArr = @[@(self.monthArr.count), @(self.dayArr.count), @(self.hourArr.count), @(self.minuteArr.count)];
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} else if (self.showType == BRDatePickerModeYMD) {
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rowsArr = @[@(self.yearArr.count), @(self.monthArr.count), @(self.dayArr.count)];
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} else if (self.showType == BRDatePickerModeYM) {
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rowsArr = @[@(self.yearArr.count), @(self.monthArr.count)];
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} else if (self.showType == BRDatePickerModeY) {
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rowsArr = @[@(self.yearArr.count)];
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} else if (self.showType == BRDatePickerModeMD) {
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rowsArr = @[@(self.monthArr.count), @(self.dayArr.count)];
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} else if (self.showType == BRDatePickerModeHM) {
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rowsArr = @[@(self.hourArr.count), @(self.minuteArr.count)];
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}
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return [rowsArr[component] integerValue];
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}
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#pragma mark - UIPickerViewDelegate
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// 3.设置 pickerView 的 显示内容
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- (UIView *)pickerView:(UIPickerView *)pickerView viewForRow:(NSInteger)row forComponent:(NSInteger)component reusingView:(nullable UIView *)view {
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UILabel *label = (UILabel *)view;
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if (!label) {
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label = [[UILabel alloc]init];
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label.backgroundColor = [UIColor clearColor];
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label.textAlignment = NSTextAlignmentCenter;
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label.font = [UIFont systemFontOfSize:20.0f * kScaleFit];
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// 字体自适应属性
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label.adjustsFontSizeToFitWidth = YES;
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// 自适应最小字体缩放比例
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label.minimumScaleFactor = 0.5f;
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}
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// 给选择器上的label赋值
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[self setDateLabelText:label component:component row:row];
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return label;
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}
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// 4.选中时回调的委托方法，在此方法中实现省份和城市间的联动
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- (void)pickerView:(UIPickerView *)pickerView didSelectRow:(NSInteger)row inComponent:(NSInteger)component {
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// 获取滚动后选择的日期
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self.selectDate = [self getDidSelectedDate:component row:row];
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// 设置是否开启自动回调
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if (_isAutoSelect) {
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// 滚动完成后，执行block回调
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if (self.resultBlock) {
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NSString *selectDateValue = [NSDate br_getDateString:self.selectDate format:self.selectDateFormatter];
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self.resultBlock(selectDateValue);
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}
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}
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}
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// 设置行高
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- (CGFloat)pickerView:(UIPickerView *)pickerView rowHeightForComponent:(NSInteger)component {
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return 35.0f * kScaleFit;
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}
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- (void)setDateLabelText:(UILabel *)label component:(NSInteger)component row:(NSInteger)row {
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if (self.showType == BRDatePickerModeYMDHM) {
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if (component == 0) {
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label.text = [NSString stringWithFormat:@"%@年", self.yearArr[row]];
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} else if (component == 1) {
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label.text = [NSString stringWithFormat:@"%@月", self.monthArr[row]];
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} else if (component == 2) {
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label.text = [NSString stringWithFormat:@"%@日", self.dayArr[row]];
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} else if (component == 3) {
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label.text = [NSString stringWithFormat:@"%@时", self.hourArr[row]];
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} else if (component == 4) {
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label.text = [NSString stringWithFormat:@"%@分", self.minuteArr[row]];
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}
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} else if (self.showType == BRDatePickerModeMDHM) {
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if (component == 0) {
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label.text = [NSString stringWithFormat:@"%@月", self.monthArr[row]];
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} else if (component == 1) {
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label.text = [NSString stringWithFormat:@"%@日", self.dayArr[row]];
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} else if (component == 2) {
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label.text = [NSString stringWithFormat:@"%@时", self.hourArr[row]];
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} else if (component == 3) {
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label.text = [NSString stringWithFormat:@"%@分", self.minuteArr[row]];
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}
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} else if (self.showType == BRDatePickerModeYMD) {
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if (component == 0) {
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label.text = [NSString stringWithFormat:@"%@年", self.yearArr[row]];
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} else if (component == 1) {
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label.text = [NSString stringWithFormat:@"%@月", self.monthArr[row]];
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} else if (component == 2) {
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label.text = [NSString stringWithFormat:@"%@日", self.dayArr[row]];
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}
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} else if (self.showType == BRDatePickerModeYM) {
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if (component == 0) {
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label.text = [NSString stringWithFormat:@"%@年", self.yearArr[row]];
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} else if (component == 1) {
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label.text = [NSString stringWithFormat:@"%@月", self.monthArr[row]];
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}
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} else if (self.showType == BRDatePickerModeY) {
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if (component == 0) {
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label.text = [NSString stringWithFormat:@"%@年", self.yearArr[row]];
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}
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} else if (self.showType == BRDatePickerModeMD) {
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if (component == 0) {
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label.text = [NSString stringWithFormat:@"%@月", self.monthArr[row]];
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} else if (component == 1) {
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label.text = [NSString stringWithFormat:@"%@日", self.dayArr[row]];
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}
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} else if (self.showType == BRDatePickerModeHM) {
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if (component == 0) {
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label.text = [NSString stringWithFormat:@"%@时", self.hourArr[row]];
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} else if (component == 1) {
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label.text = [NSString stringWithFormat:@"%@分", self.minuteArr[row]];
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}
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}
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}
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- (NSDate *)getDidSelectedDate:(NSInteger)component row:(NSInteger)row {
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NSString *selectDateValue = nil;
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if (self.showType == BRDatePickerModeYMDHM) {
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if (component == 0) {
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_yearIndex = row;
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[self updateDateArray];
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[self.pickerView reloadComponent:1];
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[self.pickerView reloadComponent:2];
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[self.pickerView reloadComponent:3];
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[self.pickerView reloadComponent:4];
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} else if (component == 1) {
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_monthIndex = row;
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[self updateDateArray];
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[self.pickerView reloadComponent:2];
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[self.pickerView reloadComponent:3];
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[self.pickerView reloadComponent:4];
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} else if (component == 2) {
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_dayIndex = row;
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[self updateDateArray];
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[self.pickerView reloadComponent:3];
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[self.pickerView reloadComponent:4];
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} else if (component == 3) {
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_hourIndex = row;
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[self updateDateArray];
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[self.pickerView reloadComponent:4];
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} else if (component == 4) {
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_minuteIndex = row;
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}
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selectDateValue = [NSString stringWithFormat:@"%@-%02ld-%02ld %02ld:%02ld", self.yearArr[_yearIndex], [self.monthArr[_monthIndex] integerValue], [self.dayArr[_dayIndex] integerValue], [self.hourArr[_hourIndex] integerValue], [self.minuteArr[_minuteIndex] integerValue]];
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} else if (self.showType == BRDatePickerModeMDHM) {
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if (component == 0) {
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_monthIndex = row;
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[self updateDateArray];
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[self.pickerView reloadComponent:1];
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[self.pickerView reloadComponent:2];
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[self.pickerView reloadComponent:3];
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} else if (component == 1) {
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_dayIndex = row;
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[self updateDateArray];
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[self.pickerView reloadComponent:2];
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[self.pickerView reloadComponent:3];
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} else if (component == 2) {
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_hourIndex = row;
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[self updateDateArray];
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[self.pickerView reloadComponent:3];
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} else if (component == 3) {
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_minuteIndex = row;
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}
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selectDateValue = [NSString stringWithFormat:@"%02ld-%02ld %02ld:%02ld", [self.monthArr[_monthIndex] integerValue], [self.dayArr[_dayIndex] integerValue], [self.hourArr[_hourIndex] integerValue], [self.minuteArr[_minuteIndex] integerValue]];
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} else if (self.showType == BRDatePickerModeYMD) {
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if (component == 0) {
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_yearIndex = row;
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[self updateDateArray];
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[self.pickerView reloadComponent:1];
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[self.pickerView reloadComponent:2];
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} else if (component == 1) {
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_monthIndex = row;
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[self updateDateArray];
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[self.pickerView reloadComponent:2];
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} else if (component == 2) {
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_dayIndex = row;
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}
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selectDateValue = [NSString stringWithFormat:@"%@-%02ld-%02ld", self.yearArr[_yearIndex], [self.monthArr[_monthIndex] integerValue], [self.dayArr[_dayIndex] integerValue]];
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} else if (self.showType == BRDatePickerModeYM) {
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if (component == 0) {
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_yearIndex = row;
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[self updateDateArray];
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[self.pickerView reloadComponent:1];
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} else if (component == 1) {
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_monthIndex = row;
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}
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selectDateValue = [NSString stringWithFormat:@"%@-%02ld", self.yearArr[_yearIndex], [self.monthArr[_monthIndex] integerValue]];
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} else if (self.showType == BRDatePickerModeY) {
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if (component == 0) {
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_yearIndex = row;
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}
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selectDateValue = [NSString stringWithFormat:@"%@", self.yearArr[_yearIndex]];
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} else if (self.showType == BRDatePickerModeMD) {
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if (component == 0) {
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_monthIndex = row;
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[self updateDateArray];
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[self.pickerView reloadComponent:1];
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} else if (component == 1) {
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_dayIndex = row;
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}
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selectDateValue = [NSString stringWithFormat:@"%02ld-%02ld", [self.monthArr[_monthIndex] integerValue], [self.dayArr[_dayIndex] integerValue]];
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} else if (self.showType == BRDatePickerModeHM) {
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if (component == 0) {
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_hourIndex = row;
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[self updateDateArray];
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[self.pickerView reloadComponent:1];
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} else if (component == 1) {
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_minuteIndex = row;
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}
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selectDateValue = [NSString stringWithFormat:@"%02ld:%02ld", [self.hourArr[_hourIndex] integerValue], [self.minuteArr[_minuteIndex] integerValue]];
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}
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return [NSDate br_getDate:selectDateValue format:self.selectDateFormatter];
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}
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#pragma mark - 背景视图的点击事件
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- (void)didTapBackgroundView:(UITapGestureRecognizer *)sender {
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[self dismissWithAnimation:NO];
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if (self.cancelBlock) {
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self.cancelBlock();
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}
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}
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#pragma mark - 时间选择器的滚动响应事件
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- (void)didSelectValueChanged:(UIDatePicker *)sender {
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// 读取日期：datePicker.date
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self.selectDate = sender.date;
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BOOL selectLessThanMin = [self.selectDate br_compare:self.minLimitDate format:self.selectDateFormatter] == NSOrderedAscending;
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BOOL selectMoreThanMax = [self.selectDate br_compare:self.maxLimitDate format:self.selectDateFormatter] == NSOrderedDescending;
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if (selectLessThanMin) {
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self.selectDate = self.minLimitDate;
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}
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if (selectMoreThanMax) {
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self.selectDate = self.maxLimitDate;
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}
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[self.datePicker setDate:self.selectDate animated:YES];
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// 设置是否开启自动回调
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if (_isAutoSelect) {
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// 滚动完成后，执行block回调
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if (self.resultBlock) {
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NSString *selectDateValue = [NSDate br_getDateString:self.selectDate format:self.selectDateFormatter];
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self.resultBlock(selectDateValue);
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}
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}
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}
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#pragma mark - 取消按钮的点击事件
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- (void)clickLeftBtn {
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[self dismissWithAnimation:YES];
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if (self.cancelBlock) {
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self.cancelBlock();
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}
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}
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#pragma mark - 确定按钮的点击事件
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- (void)clickRightBtn {
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// 点击确定按钮后，执行block回调
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[self dismissWithAnimation:YES];
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if (self.resultBlock) {
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NSString *selectDateValue = [NSDate br_getDateString:self.selectDate format:self.selectDateFormatter];
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self.resultBlock(selectDateValue);
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}
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}
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#pragma mark - 弹出视图方法
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- (void)showWithAnimation:(BOOL)animation {
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//1. 获取当前应用的主窗口
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UIWindow *keyWindow = [[UIApplication sharedApplication] keyWindow];
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[keyWindow addSubview:self];
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if (animation) {
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// 动画前初始位置
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CGRect rect = self.alertView.frame;
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rect.origin.y = SCREEN_HEIGHT;
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self.alertView.frame = rect;
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// 浮现动画
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[UIView animateWithDuration:0.3 animations:^{
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CGRect rect = self.alertView.frame;
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rect.origin.y -= kPickerHeight + kTopViewHeight + BR_BOTTOM_MARGIN;
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self.alertView.frame = rect;
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}];
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}
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}
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#pragma mark - 关闭视图方法
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- (void)dismissWithAnimation:(BOOL)animation {
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// 关闭动画
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[UIView animateWithDuration:0.2 animations:^{
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CGRect rect = self.alertView.frame;
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rect.origin.y += kPickerHeight + kTopViewHeight + BR_BOTTOM_MARGIN;
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self.alertView.frame = rect;
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self.backgroundView.alpha = 0;
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} completion:^(BOOL finished) {
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[self removeFromSuperview];
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}];
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}
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#pragma mark - getter 方法
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- (NSArray *)yearArr {
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if (!_yearArr) {
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_yearArr = [NSArray array];
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}
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return _yearArr;
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}
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- (NSArray *)monthArr {
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if (!_monthArr) {
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_monthArr = [NSArray array];
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}
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return _monthArr;
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}
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- (NSArray *)dayArr {
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if (!_dayArr) {
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_dayArr = [NSArray array];
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}
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return _dayArr;
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}
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- (NSArray *)hourArr {
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if (!_hourArr) {
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_hourArr = [NSArray array];
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}
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return _hourArr;
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}
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- (NSArray *)minuteArr {
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if (!_minuteArr) {
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_minuteArr = [NSArray array];
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}
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return _minuteArr;
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}
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@end
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