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+//
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+// CommonEditorRangeCell.m
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+// RedAnt Mobile
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+//
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+// Created by Jack on 2017/11/13.
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+// Copyright © 2017年 Ray. All rights reserved.
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+//
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+
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+#import "CommonEditorRangeCell.h"
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+#import "DatePickerViewController.h"
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+
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+
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+@interface CommonEditorRangeCell ()<UITextFieldDelegate>
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+
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+@property (strong, nonatomic) IBOutlet UILabel *titleLabel;
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+@property (strong, nonatomic) IBOutlet UITextField *minField;
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+@property (strong, nonatomic) IBOutlet UITextField *maxField;
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+
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+@end
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+
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+
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+@implementation CommonEditorRangeCell
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+
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+- (void)awakeFromNib {
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+ [super awakeFromNib];
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+ // Initialization code
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+}
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+
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+- (void)setSelected:(BOOL)selected animated:(BOOL)animated {
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+ [super setSelected:selected animated:animated];
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+
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+ // Configure the view for the selected state
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+}
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+
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+#pragma mark - Setter
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+
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+- (void)setKeyboardType:(UIKeyboardType)keyboardType {
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+ self.minField.keyboardType = keyboardType;
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+ self.maxField.keyboardType = keyboardType;
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+}
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+
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+- (void)setType:(CommonEditorRangeType)type {
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+ _type = type;
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+}
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+
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+- (void)setMinValue:(NSString *)min maxValue:(NSString *)max {
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+ self.minField.text = min;
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+ self.maxField.text = max;
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+}
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+
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+- (void)setTitle:(NSString *)title {
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+ self.titleLabel.text = title;
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+}
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+
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+#pragma mark - TextField Delegate
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+
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+- (BOOL)textFieldShouldReturn:(UITextField *)textField {
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+ [textField resignFirstResponder];
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+ return YES;
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+}
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+
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+- (BOOL)textField:(UITextField *)textField shouldChangeCharactersInRange:(NSRange)range replacementString:(NSString *)string {
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+ return YES;
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+}
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+
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+- (BOOL)textFieldShouldBeginEditing:(UITextField *)textField {
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+ if (self.type == CommonEditorRangeTypeDate) {
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+ // 显示DatePicker
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+ [self showDatePickerWithField:textField];
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+ return NO;
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+ }
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+ return YES;
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+}
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+
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+- (BOOL)textFieldShouldEndEditing:(UITextField *)textField {
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+ // 判断min是否大于max
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+ if (self.type == CommonEditorRangeTypeDate) {
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+
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+ } else {
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+ NSString *max_str = self.maxField.text;
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+ NSString *min_str = self.minField.text;
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+ float min = 0;
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+ float max = MAXFLOAT;
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+
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+ if (textField == self.minField) {
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+ min = [min_str floatValue];
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+ max_str = [max_str stringByReplacingOccurrencesOfString:@" " withString:@""];
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+ if (max_str != nil && max_str.length > 1) {
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+ max = [max_str floatValue];
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+ }
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+
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+ } else if (textField == self.maxField) {
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+ max = [max_str floatValue];
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+ min_str = [min_str stringByReplacingOccurrencesOfString:@" " withString:@""];
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+ if (min_str != nil && min_str.length > 1) {
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+ min = [min_str floatValue];
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+ }
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+
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+ }
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+
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+
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+ if (min > max) {
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+ [self showAlert];
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+ return NO;
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+ }
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+ if (self.delegate && [self.delegate respondsToSelector:@selector(commonEditorRangeCell:didChangeMinValue:maxValue:atIndexPath:)]) {
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+ [self.delegate commonEditorRangeCell:self didChangeMinValue:self.minField.text maxValue:self.maxField.text atIndexPath:self.indexPath];
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+ }
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+ }
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+
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+ return YES;
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+}
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+
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+#pragma mark - Private
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+
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+- (UIViewController *)viewController {
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+ for (UIView* next = [self superview]; next; next = next.superview) {
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+ UIResponder *nextResponder = [next nextResponder];
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+ if ([nextResponder isKindOfClass:[UIViewController class]]) {
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+ return (UIViewController *)nextResponder;
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+ }
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+ }
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+ return nil;
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+}
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+
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+- (void)showAlert {
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+ UIAlertController *alert = [UIAlertController alertControllerWithTitle:@"Warning" message:@"minimum can't larger than maximum" preferredStyle:UIAlertControllerStyleAlert];
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+ UIAlertAction *action = [UIAlertAction actionWithTitle:@"OK" style:UIAlertActionStyleDestructive handler:nil];
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+ [alert addAction:action];
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+ [[self viewController] presentViewController:alert animated:YES completion:nil];
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+}
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+
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+- (void)showDatePickerWithField:(UITextField *)field {
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+
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+ NSDateFormatter *dateFormatter = [[NSDateFormatter alloc] init];
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+ [dateFormatter setDefaultDate:[NSDate date]];
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+ [dateFormatter setDateFormat:@"yyyy-MM-dd"];
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+
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+ DatePickerViewController* dpvc =[ [UIStoryboard storyboardWithName:@"CommonEditor" bundle:nil] instantiateViewControllerWithIdentifier:@"DatePickerViewController"];
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+
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+ __weak UITextField *weakField = field;
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+ __weak typeof(self) weakSelf = self;
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+
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+ dpvc.pickerMode = UIDatePickerModeDate;
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+ dpvc.date = [dateFormatter dateFromString:[dateFormatter stringFromDate:dateFormatter.defaultDate]];
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+ dpvc.formatter = dateFormatter;
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+ dpvc.blk_Set = ^(NSString *date) {
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+ NSString *min = @"";
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+ NSString *max = @"";
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+ // 判断min是否大于max
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+ if (weakField == weakSelf.minField) {
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+ min = date;
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+ max = [weakSelf.maxField.text stringByReplacingOccurrencesOfString:@" " withString:@""];
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+ if (max != nil && max.length > 1) {
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+
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+ NSTimeInterval min_interval = [dateFormatter dateFromString:min].timeIntervalSince1970;
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+ NSTimeInterval max_interval = [dateFormatter dateFromString:max].timeIntervalSince1970;
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+ if (min_interval > max_interval) {
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+ [weakSelf showAlert];
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+ return ;
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+ }
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+ }
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+
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+ } else if (weakField == weakSelf.maxField) {
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+ min = [weakSelf.minField.text stringByReplacingOccurrencesOfString:@" " withString:@""];
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+ max = date;
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+ if (min != nil && min.length > 1) {
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+ NSTimeInterval min_interval = [dateFormatter dateFromString:min].timeIntervalSince1970;
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+ NSTimeInterval max_interval = [dateFormatter dateFromString:max].timeIntervalSince1970;
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+ if (min_interval > max_interval) {
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+ [weakSelf showAlert];
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+ return ;
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+ }
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+ }
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+ }
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+
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+ // max不小于min
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+ [weakField setText:date];
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+ if (weakSelf.delegate && [weakSelf.delegate respondsToSelector:@selector(commonEditorRangeCell:didChangeMinValue:maxValue:atIndexPath:)]) {
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+ [weakSelf.delegate commonEditorRangeCell:weakSelf didChangeMinValue:min maxValue:max atIndexPath:weakSelf.indexPath];
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+ }
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+ };
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+ if (field == self.minField) {
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+ dpvc.title = @"Select MinDate";
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+ } else if (field == self.maxField) {
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+ dpvc.title = @"Select MaxDate";
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+ }
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+
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+ [[self viewController].navigationController pushViewController:dpvc animated:true];
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+}
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+
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+@end
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Pen Li