> ## Documentation Index
> Fetch the complete documentation index at: https://devdocs.xbox.com/llms.txt
> Use this file to discover all available pages before exploring further.

# XblAchievementsProgressChangeHandler

> XblAchievementsProgressChangeHandler

# XblAchievementsProgressChangeHandler

当成就取得进度时调用的回调。

## 语法

```cpp theme={null}
void XblAchievementsProgressChangeHandler(  
         const XblAchievementProgressChangeEventArgs* eventArgs,  
         void* context  
)  
```

### 参数

*eventArgs*   \_In\_\
类型：[XblAchievementProgressChangeEventArgs\*](/reference/live/xsapi-c/achievements_c/structs/xblachievementprogresschangeeventargs)

与成就状态变化关联的参数。此结构体的字段仅在回调期间有效。

*context*   \_In\_opt\_\
类型：void\*

添加处理程序时提供的上下文。

### 返回值

类型：void

## 备注

要使回调正常工作，必须至少订阅一个用户的成就进度更改。

## 要求

**头文件：** achievements\_c.h

**库：** Microsoft.Xbox.Services.14x.GDK.C.lib

## 另请参阅

[achievements\_c](/reference/live/xsapi-c/achievements_c/achievements_c_members)


## Related topics

- [XblAchievementsAddAchievementProgressChangeHandler](/zh-CN/reference/live/xsapi-c/achievements_c/functions/xblachievementsaddachievementprogresschangehandler.md)
- [XblAchievementsRemoveAchievementProgressChangeHandler](/zh-CN/reference/live/xsapi-c/achievements_c/functions/xblachievementsremoveachievementprogresschangehandler.md)
- [XblAchievementProgressChangeEntry](/zh-CN/reference/live/xsapi-c/achievements_c/structs/xblachievementprogresschangeentry.md)
- [XblAchievementProgressChangeEventArgs](/zh-CN/reference/live/xsapi-c/achievements_c/structs/xblachievementprogresschangeeventargs.md)
- [XblAchievementsManagerEvent](/zh-CN/reference/live/xsapi-c/achievements_manager_c/structs/xblachievementsmanagerevent.md)