MBProgressHUD在oc、swift项目中的封装使用

MBProgressHUD在实际项目中用的非常多，不过要处理提示框的地方又要写很多的代码，下面分享一个别人写的方法

直接移植到项目中就可以用了，OC和swift项目中都通用，使用之前把MBProgressHUD库移植到项目中

MBProgressHUD地址：https://github.com/jdg/MBProgressHUD

UIViewController+HUD.h

/************************************************************
  *  * EaseMob CONFIDENTIAL 
  * __________________ 
  * Copyright (C) 2013-2014 EaseMob Technologies. All rights reserved. 
  *  
  * NOTICE: All information contained herein is,and remains 
  * the property of EaseMob Technologies.
  * Dissemination of this information or reproduction of this material 
  * is strictly forbidden unless prior written permission is obtained
  * from EaseMob Technologies.
  */

#import <UIKit/UIKit.h>

@interface UIViewController (HUD)

- (void)showHudInView:(UIView *)view hint:(NSString *)hint;

- (void)hideHud;

- (void)showHint:(NSString *)hint;

// 从默认(showHint:)显示的位置再往上(下)yOffset
- (void)showHint:(NSString *)hint yOffset:(float)yOffset;

@end

UIViewController+HUD.m

/************************************************************
  *  * EaseMob CONFIDENTIAL 
  * __________________ 
  * Copyright (C) 2013-2014 EaseMob Technologies. All rights reserved. 
  *  
  * NOTICE: All information contained herein is,and remains 
  * the property of EaseMob Technologies.
  * Dissemination of this information or reproduction of this material 
  * is strictly forbidden unless prior written permission is obtained
  * from EaseMob Technologies.
  */

#import "UIViewController+HUD.h"
#import "MBProgressHUD.h"
#import <objc/runtime.h>

static const void *HttpRequestHUDKey = &HttpRequestHUDKey;

@implementation UIViewController (HUD)

- (MBProgressHUD *)HUD{
    return objc_getAssociatedObject(self,HttpRequestHUDKey);
}

- (void)setHUD:(MBProgressHUD *)HUD{
    objc_setAssociatedObject(self,HttpRequestHUDKey,HUD,OBJC_ASSOCIATION_RETAIN_NONATOMIC);
}

- (void)showHudInView:(UIView *)view hint:(NSString *)hint{
    MBProgressHUD *HUD = [[MBProgressHUD alloc] initWithView:view];
    HUD.label.text = hint;
    [view addSubview:HUD];
    [HUD showAnimated:YES];
    
    [self setHUD:HUD];
}

- (void)showHint:(NSString *)hint
{
    //显示提示信息
    UIView *view = [[UIApplication sharedApplication].delegate window];
    MBProgressHUD *hud = [MBProgressHUD showHUDAddedTo:view animated:YES];
    hud.userInteractionEnabled = NO;
    // Configure for text only and offset down
    hud.mode = MBProgressHUDModeText;
    hud.label.text = hint;
    hud.margin = 10.f;
    CGPoint point = hud.offset;
    point.y =IS_IPHONE_5?200.f:150.f;
    hud.offset = point;
    hud.removeFromSuperViewOnHide = YES;
    
    [hud hideAnimated:YES afterDelay:2];
}

- (void)showHint:(NSString *)hint yOffset:(float)yOffset {
    //显示提示信息
    UIView *view = [[UIApplication sharedApplication].delegate window];
    MBProgressHUD *hud = [MBProgressHUD showHUDAddedTo:view animated:YES];
    hud.userInteractionEnabled = NO;
    // Configure for text only and offset down
    hud.mode = MBProgressHUDModeText;
    hud.label.text = hint;
    hud.margin = 10.f;
    CGPoint point = hud.offset;
    point.y =IS_IPHONE_5?200.f:150.f;
    point.y += yOffset;
    hud.offset = point;
   
    hud.removeFromSuperViewOnHide = YES;
     [hud hideAnimated:YES afterDelay:2];
}

- (void)hideHud{
    [[self HUD] hideAnimated:YES];
}

@end

（编辑：李大同）

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