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

# XblAchievementUnlockHandler

> XblAchievementUnlockHandler

# XblAchievementUnlockHandler

處理成就解除鎖定事件之函式的控制代碼。

## 語法

```cpp theme={null}
void XblAchievementUnlockHandler(  
         const XblAchievementUnlockEvent* args,  
         void* context  
)  
```

### 參數

*args*   \_In\_\
類型：[XblAchievementUnlockEvent\*](https://docs.xbox.com/zh-TW/reference/live/xsapi-c/achievements_c/structs/xblachievementunlockevent.md)

成就解除鎖定事件。

*context*   \_In\_opt\_\
類型：void\*

要傳遞給處理常式的呼叫端內容。

### 傳回值

類型：void

## 備註

XblAchievementUnlockEvent 物件的存留期僅限於回呼。

## 需求

**標頭：** achievements\_c.h

**程式庫：** Microsoft.Xbox.Services.14x.GDK.C.lib

## 另請參閱

[achievements\_c](https://docs.xbox.com/zh-TW/reference/live/xsapi-c/achievements_c/achievements_c_members.md)


## Related topics

- [XblAchievementUnlockAddNotificationHandler](https://docs.xbox.com/zh-TW/reference/live/xsapi-c/achievements_c/functions/xblachievementunlockaddnotificationhandler.md)
- [achievements_c](https://docs.xbox.com/zh-TW/reference/live/xsapi-c/achievements_c/achievements_c_members.md)
- [XblAchievementUnlockRemoveNotificationHandler](https://docs.xbox.com/zh-TW/reference/live/xsapi-c/achievements_c/functions/xblachievementunlockremovenotificationhandler.md)
- [XblAchievementUnlockEvent](https://docs.xbox.com/zh-TW/reference/live/xsapi-c/achievements_c/structs/xblachievementunlockevent.md)
- [XblAchievementsRemoveAchievementProgressChangeHandler](https://docs.xbox.com/zh-TW/reference/live/xsapi-c/achievements_c/functions/xblachievementsremoveachievementprogresschangehandler.md)