MBProgressHud 换行显示

一般来说，app里面的单纯的文本提示信息不会太长，一行肯定可以显示完全，所以用MBProgressHud在加上一个类扩展MBProgressHUD+Extension基本上都可以满足需求

MBProgressHUD+Extension.h .png

这样子的类扩展可能很多人都见过，但是在最近的项目里面出现了由于要显示的提示信息过长，被省略，信息显示不全的情况，故添加了几个方法。专门用来显示文本信息，可以做到自适应文本大小。

MBProgressHUD+Extension.h .png

+(void)showXYMessage:(NSString *)text;
+(void)showXYMessage:(NSString *)text delay:(NSTimeInterval )time;
+(void)showXYMessage:(NSString *)text toView:(UIView *)view;
+(void)showXYMessage:(NSString *)text toView:(UIView *)view delay:(NSTimeInterval )time;
@end

.m

+(void)showXYMessage:(NSString *)text{
    [self showXYMessage:text toView:nil delay:1.5f];
}

+(void)showXYMessage:(NSString *)text delay:(NSTimeInterval )time{
    [self showXYMessage:text toView:nil delay:time];
}

+(void)showXYMessage:(NSString *)text toView:(UIView *)view delay:(NSTimeInterval )time{
    if (view == nil) view = [[UIApplication sharedApplication].windows lastObject];
    
    
    CGFloat width = view?view.bounds.size.width - 20:[UIScreen mainScreen].bounds.size.width- 2*30;
    CGFloat height = view?view.bounds.size.height - 20:[UIScreen mainScreen].bounds.size.width- 2*30;
    // 快速显示一个提示信息
    MBProgressHUD *hud = [MBProgressHUD showHUDAddedTo:view animated:YES];
    
    CGSize size = [text boundingRectWithSize:CGSizeMake(width, height) options:(NSStringDrawingUsesLineFragmentOrigin) attributes:@{NSFontAttributeName:[UIFont systemFontOfSize:11]} context:nil].size;//修改字体大小（下面同步修改）
    
    UILabel *label = [[UILabel alloc]initWithFrame:CGRectMake(0, 0, size.width<width?size.width:width, size.height)];
    label.text = text;
    label.font = [UIFont systemFontOfSize:11];//修改字体大小（上面同步修改）
    label.textColor = [UIColor whiteColor];//修改字体颜色
    label.numberOfLines = 0;
    label.textAlignment = NSTextAlignmentCenter;
    hud.customView = label;
    hud.mode = MBProgressHUDModeCustomView;
    [hud setUserInteractionEnabled:false];
    // 隐藏时候从父控件中移除
    hud.removeFromSuperViewOnHide = YES;
    //    hud.square = true;
    hud.margin = 10.0f;
    // time秒之后再消失
    [hud hideAnimated:YES afterDelay:time];
    
    dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(time * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
        [self hideHUDForView:view];
    });
}


+(void)showXYMessage:(NSString *)text toView:(UIView *)view{
    [self showXYMessage:text toView:view delay:1.5f];
}

@end