MBProgressHUD+FastCall

　　

+ (void)showHudTipStr:(NSString *)tipStr;

+ (void)showHudTipStr:(NSString *)tipStr{
    if (tipStr && tipStr.length > ) {
        MBProgressHUD *hud = [self showHUDAddedTo:[UIApplication sharedApplication].keyWindow animated:YES];
        hud.mode = MBProgressHUDModeText;
        hud.detailsLabelFont = [UIFont boldSystemFontOfSize:15.0];
        hud.detailsLabelText = tipStr;
        hud.margin = .f;
        hud.removeFromSuperViewOnHide = YES;
        [hud hide:YES afterDelay:1.0];
    }
}

调用

[self.user updateInBackgroundWithResultBlock:^(BOOL isSuccessful, NSError *error) {

NSString *tip = isSuccessful?@"设置成功":error.userInfo[@"error"];

 [MBProgressHUD showHudTipStr:tip];

 }];