第三方框架MBProgressHUD

#import "MBProgressHUD.h"

@interface MBProgressHUD (NJ)

+ (void)showSuccess:(NSString *)success;
+ (void)showSuccess:(NSString *)success toView:(UIView *)view;

+ (void)showError:(NSString *)error;
+ (void)showError:(NSString *)error toView:(UIView *)view;

+ (MBProgressHUD *)showMessage:(NSString *)message;
+ (MBProgressHUD *)showMessage:(NSString *)message toView:(UIView *)view;

+ (void)hideHUD;
+ (void)hideHUDForView:(UIView *)view;

@end

#import "MBProgressHUD+NJ.h"

@implementation MBProgressHUD (NJ)

/**
 *  显示信息
 *
 *  @param text 信息内容
 *  @param icon 图标
 *  @param view 显示的视图
 */
+ (void)show:(NSString *)text icon:(NSString *)icon view:(UIView *)view
{
    if (view == nil) view = [[UIApplication sharedApplication].windows lastObject];
    // 快速显示一个提示信息
    MBProgressHUD *hud = [MBProgressHUD showHUDAddedTo:view animated:YES];
    hud.labelText = text;
    // 设置图片
    hud.customView = [[UIImageView alloc] initWithImage:[UIImage imageNamed:[NSString stringWithFormat:@"MBProgressHUD.bundle/%@", icon]]];
    // 再设置模式
    hud.mode = MBProgressHUDModeCustomView;
    
    // 隐藏时候从父控件中移除
    hud.removeFromSuperViewOnHide = YES;
    
    // 1秒之后再消失
    [hud hide:YES afterDelay:0.7];
}

/**
 *  显示成功信息
 *
 *  @param success 信息内容
 */
+ (void)showSuccess:(NSString *)success
{
    [self showSuccess:success toView:nil];
}

/**
 *  显示成功信息
 *
 *  @param success 信息内容
 *  @param view    显示信息的视图
 */
+ (void)showSuccess:(NSString *)success toView:(UIView *)view
{
    [self show:success icon:@"success.png" view:view];
}

/**
 *  显示错误信息
 *
 */
+ (void)showError:(NSString *)error
{
    [self showError:error toView:nil];
}

/**
 *  显示错误信息
 *
 *  @param error 错误信息内容
 *  @param view  需要显示信息的视图
 */
+ (void)showError:(NSString *)error toView:(UIView *)view{
    [self show:error icon:@"error.png" view:view];
}

/**
 *  显示错误信息
 *
 *  @param message 信息内容
 *
 *  @return 直接返回一个MBProgressHUD，需要手动关闭
 */
+ (MBProgressHUD *)showMessage:(NSString *)message
{
    return [self showMessage:message toView:nil];
}

/**
 *  显示一些信息
 *
 *  @param message 信息内容
 *  @param view    需要显示信息的视图
 *
 *  @return 直接返回一个MBProgressHUD，需要手动关闭
 */
+ (MBProgressHUD *)showMessage:(NSString *)message toView:(UIView *)view {
    if (view == nil) view = [[UIApplication sharedApplication].windows lastObject];
    // 快速显示一个提示信息
    MBProgressHUD *hud = [MBProgressHUD showHUDAddedTo:view animated:YES];
    hud.labelText = message;
    // 隐藏时候从父控件中移除
    hud.removeFromSuperViewOnHide = YES;
    // YES代表需要蒙版效果
    hud.dimBackground = YES;
    return hud;
}

/**
 *  手动关闭MBProgressHUD
 */
+ (void)hideHUD
{
    [self hideHUDForView:nil];
}

/**
 *  手动关闭MBProgressHUD
 *
 *  @param view    显示MBProgressHUD的视图
 */
+ (void)hideHUDForView:(UIView *)view
{
    if (view == nil) view = [[UIApplication sharedApplication].windows lastObject];
    [self hideHUDForView:view animated:YES];
}

@end

[MBProgressHUD showSuccess:@"测试showSuccess"];

[MBProgressHUD showError:@"测试showError"];

    [MBProgressHUD showMessage:@"正在加载数据中....."];
    
    // 几秒后消失,当然，这里可以改为网络请求
    dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(5.0 * NSEC_PER_SEC)), dispatch_get_main_queue(), ^{
        
        // 移除HUD
        [MBProgressHUD hideHUD];
        
        // 提醒有没有新数据
        [MBProgressHUD showError:@"没有新数据"];
    });