YYXC_Student/jiaPei/Message_Set_VC.m

//
//  Message_Set_VC.m
//  jiaPei
//
//  Created by EchoShacolee on 2017/1/17.
//  Copyright © 2017年 JCZ. All rights reserved.
//

#import "Message_Set_VC.h"
#define kAlphaNum   @"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789!@#$%^&*()_+..<>{}[];:/?\'|"//限制输入字符类型

@interface Message_Set_VC ()<UITextFieldDelegate>

@property (weak, nonatomic) IBOutlet UITextField *pwdTextField;
@property (weak, nonatomic) IBOutlet UIButton *eyeButton;
@property (weak, nonatomic) IBOutlet UIButton *sureButton;
@property (weak, nonatomic) IBOutlet UIButton *giveUpBtn;

@end

@implementation Message_Set_VC

- (void)viewDidLoad {
    [super viewDidLoad];
    self.title = @"设置新密码";
    self.view.backgroundColor = backGroundColor;
    [self configNavigationBar];
    
    [_sureButton setTitleColor:defGreen forState:UIControlStateNormal];
    [_giveUpBtn setTitleColor:defGreen forState:UIControlStateNormal];
    
    self.pwdTextField.delegate = self;
    _pwdTextField.secureTextEntry = YES;
    
    [_eyeButton setImage:[UIImage imageNamed:@"closeEye"] forState:UIControlStateNormal];
    [_eyeButton setImage:[UIImage imageNamed:@"passEye"] forState:UIControlStateSelected];}

//明暗文切换
- (IBAction)eyeBtnClick:(id)sender {
    _eyeButton.selected = !_eyeButton.isSelected;
    _pwdTextField.secureTextEntry = _pwdTextField.secureTextEntry ? NO : YES;
}

//确定修改
- (IBAction)sureBtnClick:(id)sender {
    
    if (![Util connectedToNetWork]) {
        showMsgUnconnect();
        return;
    }
    
    //判断密码长度
    if (_pwdTextField.text.length < 6) {
        UIAlertView *alert = [[UIAlertView alloc] initWithTitle:nil message:@"密码长度不能少于6个字符" delegate:nil cancelButtonTitle:@"确定" otherButtonTitles:nil];
        [alert show];
        return;
    }
    
    NSMutableArray *arr=[NSMutableArray array];
    [arr addPro:@"loginCode"        Value:self.loginCode];
    [arr addPro:@"pwd"              Value:_pwdTextField.text];
    [arr addPro:@"dqbh"             Value:defUser.userDict[@"city"]];
    
    NSString* method = @"savePwdN";
    [MBProgressHUD showLoadToView:self.view];
    [jiaPeiManager requestAnythingWithURL:method array:arr data:nil completion:^(NSDictionary *root) {
        
        [MBProgressHUD hideHUDForView:self.view];
        //NSLog(@"密码返回数据->%@",root);
        if (!root)
        {
            ShowMsgFailed();
            return;
        }
        if ( 1 == [root[@"code"] integerValue]) {
            ShowMsg(root[@"body"]);
            return;
        }
        
        showMsgByAlertWithSureBlock(self, @"密码重置成功", ^{
            //回到登录页
            [self.presentingViewController dismissViewControllerAnimated:YES completion:nil];
        });
        
    }];
}

//放弃修改
- (IBAction)giveUpBtnClick:(id)sender {
    //回到登录页
    [self.presentingViewController.presentingViewController dismissViewControllerAnimated:YES completion:nil];
}

-(void)touchesBegan:(NSSet<UITouch *> *)touches withEvent:(UIEvent *)event
{
    [super touchesBegan:touches withEvent:event];
    if ([_pwdTextField isFirstResponder]) {
        [_pwdTextField resignFirstResponder];
    }
}

#pragma mark - 限制输入字符


//输入限制
- (BOOL)textField:(UITextField *)textField shouldChangeCharactersInRange:(NSRange)range replacementString:(NSString *)string;
{

    //先设置只能输入的集合  invertedSet就是将咱们允许输入的字符串的字符找出
    NSCharacterSet *canInputSet = [[NSCharacterSet characterSetWithCharactersInString:kAlphaNum] invertedSet];
    //把允许输入的内容转化成数组,再转化成字符串
    NSString *str = [[string componentsSeparatedByCharactersInSet:canInputSet] componentsJoinedByString:@""];
    //判断输入的字符是否包含在允许输入的字符之内
    BOOL isSuccess = [string isEqualToString:str];
    //限制文本框输入内容的长度不得超过10且有输入内容的限制
    if (textField.text.length <= 20 && isSuccess){
        //返回值为YES的时候,文本框可以进行编辑
        return YES;
    }else{
    
        if (!isSuccess) {
            return NO;
        }else{
            if (str.length == 0) {
                return YES;//保证删除功能
            }
             UIAlertView *alert = [[UIAlertView alloc] initWithTitle:nil message:@"密码不能超出20位" delegate:nil cancelButtonTitle:@"确定" otherButtonTitles:nil];             [alert show];
            return NO;
        }

        //当返回NO的时候,文本框内的内容不会在再改变
        return NO;
    }
    
}

- (void)didReceiveMemoryWarning {
    [super didReceiveMemoryWarning];
    // Dispose of any resources that can be recreated.
}

/*
#pragma mark - Navigation

// In a storyboard-based application, you will often want to do a little preparation before navigation
- (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender {
    // Get the new view controller using [segue destinationViewController].
    // Pass the selected object to the new view controller.
}
*/

@end