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# XStorePackageLicenseLostCallback

> XStorePackageLicenseLostCallback

# XStorePackageLicenseLostCallback

许可证丢失事件的、由游戏定义的回调。

## 语法

```cpp theme={null}
void XStorePackageLicenseLostCallback(  
         void* context  
)  
```

### 参数

*context*   \_In\_\
类型：void\*

要传递给回调的、由游戏定义的上下文。

### 返回值

类型：void

## 备注

要调用此由游戏定义的函数，必须先使用 [XStoreRegisterPackageLicenseLost](/reference/system/xstore/functions/xstoreregisterpackagelicenselost) 函数注册它。此函数的返回类型和参数必须与 **XStorePackageLicenseLostCallback** 相匹配。为了避免内存泄漏，在使用完回调函数后必须调用 [XStoreUnregisterPackageLicenseLost](/reference/system/xstore/functions/xstoreunregisterpackagelicenselost)。

## 要求

**头文件：** XStore.h（包含于 XGameRuntime.h 中）

**库：** xgameruntime.lib

**支持的平台：** Windows、XBOX One 系列主机和 XBOX Series 主机

## 另请参阅

[XStore](/reference/system/xstore/xstore_members)\
[XStoreRegisterPackageLicenseLost](/reference/system/xstore/functions/xstoreregisterpackagelicenselost)\
[XStoreUnregisterPackageLicenseLost](/reference/system/xstore/functions/xstoreunregisterpackagelicenselost)


## Related topics

- [XStoreRegisterPackageLicenseLost](/zh-CN/reference/system/xstore/functions/xstoreregisterpackagelicenselost.md)
- [XStoreUnregisterPackageLicenseLost](/zh-CN/reference/system/xstore/functions/xstoreunregisterpackagelicenselost.md)
- [XStore](/zh-CN/reference/system/xstore/xstore_members.md)
- [XStoreAcquireLicenseForPackageResult](/zh-CN/reference/system/xstore/functions/xstoreacquirelicenseforpackageresult.md)
- [XStoreAcquireLicenseForPackageAsync](/zh-CN/reference/system/xstore/functions/xstoreacquirelicenseforpackageasync.md)