//键盘透明
[UITextField alloc].keyboardAppearance = UIKeyboardAppearanceAlert;
//状态栏的网络活动风火轮是否旋转,默认为NO
[UIApplication sharedApplication].networkActivityIndicatorVisible = NO;
//开启右滑返回
self.navigationController.interactivePopGestureRecognizer.delegate = nil;
//修改PlaceHolder的默认颜色
[[UITextField alloc] setValue:[UIColor redColor] forKeyPath:@"_placeholderLabel.textColor"];
// 导航栏返回按钮颜色设置 及 文字变成<
-(void)UIBarButtonBackItemSet{
[[UIBarButtonItem appearance] setBackButtonTitlePositionAdjustment:UIOffsetMake(0, -60)
forBarMetrics:UIBarMetricsDefault];
self.navigationController.navigationBar.barStyle = UIStatusBarStyleDefault;
[self.navigationController.navigationBar setTintColor:[UIColor whiteColor]];
}
//TODO:，中英文混合时，英文会自动换行，为了禁止此行为，由于下面的设置无效,暂时处理方法：
//self.textContainer.lineBreakMode=NSLineBreakByCharWrapping;//无效果
NSMutableParagraphStyle *pa=[[NSMutableParagraphStyle alloc] init];
pa.lineBreakMode=NSLineBreakByCharWrapping;
self.attributedText=[[NSAttributedString alloc] initWithString:@" " attributes:@{NSParagraphStyleAttributeName:pa}];
self.text=nil;
//修改navgation的标题颜色大小
[self.navigationController.navigationBar setTitleTextAttributes:
@{NSFontAttributeName:[UIFont systemFontOfSize:17.0f],
NSForegroundColorAttributeName:RainColor(51, 51, 51)}];//title字体颜色和大小
[[UIApplication sharedApplication] setStatusBarStyle:UIStatusBarStyleDefault animated:NO];
//修改nav带状态栏的背景图
NSString *title_bgName = @"recharge_nav.png";
UIImage *title_bg = [UIImage imageNamed:title_bgName]; //获取图片
CGSize titleSize = CGSizeMake(self.navigationController.navigationBar.bounds.size.width, self.navigationController.navigationBar.bounds.size.height + 20); //获取Navigation Bar的位置和大小
title_bg = [self scaleToSize:title_bg size:titleSize];//设置图片的大小与Navigation Bar相同
[self.navigationController.navigationBar setBackgroundImage:title_bg forBarMetrics:UIBarMetricsDefault];
//消除细线
[self.navigationController.navigationBar setShadowImage:[UIImage new]];
//调整图片大小
- (UIImage *)scaleToSize:(UIImage *)img size:(CGSize)size{
UIGraphicsBeginImageContext(size);
[img drawInRect:CGRectMake(0, 0, size.width, size.height)];
UIImage* scaledImage = UIGraphicsGetImageFromCurrentImageContext();
UIGraphicsEndImageContext();
return scaledImage;
}
//MD5加密
@interface NSString (MD5)
- (NSString *)stringToMD5:(NSString *)str;
@end
#import "NSString+MD5.h"
#import <CommonCrypto/CommonCrypto.h>
/*
记得要导入这个框架和它的头文件
*/
@implementation NSString (MD5)
- (NSString *)stringToMD5:(NSString *)str
{
//1.首先将字符串转换成UTF-8编码, 因为MD5加密是基于C语言的,所以要先把字符串转化成C语言的字符串
const char *fooData = [str UTF8String];
//2.然后创建一个字符串数组,接收MD5的值
unsigned char result[CC_MD5_DIGEST_LENGTH];
//3.计算MD5的值, 这是官方封装好的加密方法:把我们输入的字符串转换成16进制的32位数,然后存储到result中
CC_MD5(fooData, (CC_LONG)strlen(fooData), result);
/**
第一个参数:要加密的字符串
第二个参数: 获取要加密字符串的长度
第三个参数: 接收结果的数组
*/
//4.创建一个字符串保存加密结果
NSMutableString *saveResult = [NSMutableString string];
//5.从result 数组中获取加密结果并放到 saveResult中
for (int i = 0; i < CC_MD5_DIGEST_LENGTH; i++) {
[saveResult appendFormat:@"%02x", result];
}
/*
x表示十六进制，%02X 意思是不足两位将用0补齐，如果多余两位则不影响
NSLog("%02X", 0x888); //888
NSLog("%02X", 0x4); //04
*/
return saveResult;
}
