> ## 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.

# XblMultiplayerActivityJoinRestriction

> XblMultiplayerActivityJoinRestriction

# XblMultiplayerActivityJoinRestriction

枚举可以加入玩家当前活动的对象。

## 语法

```cpp theme={null}
enum class XblMultiplayerActivityJoinRestriction  : uint32_t  
{  
    Public = 0,  
    InviteOnly = 1,  
    Followed = 2  
}  
```

## 常量

| 常量         | 说明      |
| ---------- | ------- |
| Public     | 所有人。    |
| InviteOnly | 仅受邀玩家。  |
| Followed   | 仅关注的玩家。 |

## 备注

若要了解如何使用此枚举，请参阅[多人游戏活动的示例代码](/services/xbox-services/multiplayer/mpa/how-to/live-mpa-client-how-to)的[活动](/services/xbox-services/multiplayer/mpa/how-to/live-mpa-client-how-to#activities)部分中的“设置活动”。

## 成员归属

[XblMultiplayerActivityInfo](/reference/live/xsapi-c/multiplayer_activity_c/structs/xblmultiplayeractivityinfo)

## 参数用途

[XblMultiplayerActivitySetActivityAsync](/reference/live/xsapi-c/multiplayer_activity_c/functions/xblmultiplayeractivitysetactivityasync)

## 要求

**头文件：** multiplayer\_activity\_c.h

## 另请参阅

[multiplayer\_activity\_c](/reference/live/xsapi-c/multiplayer_activity_c/multiplayer_activity_c_members)


## Related topics

- [XblMultiplayerActivityInfo](/zh-CN/reference/live/xsapi-c/multiplayer_activity_c/structs/xblmultiplayeractivityinfo.md)
- [Multiplayer Activity 示例代码](/zh-CN/services/xbox-services/multiplayer/mpa/how-to/live-mpa-client-how-to.md)
- [XblMultiplayerSessionPropertiesSetJoinRestriction](/zh-CN/reference/live/xsapi-c/multiplayer_c/functions/xblmultiplayersessionpropertiessetjoinrestriction.md)
- [XblMultiplayerSearchHandleGetJoinRestriction](/zh-CN/reference/live/xsapi-c/multiplayer_c/functions/xblmultiplayersearchhandlegetjoinrestriction.md)
- [XblMultiplayerActivityDetails](/zh-CN/reference/live/xsapi-c/multiplayer_c/structs/xblmultiplayeractivitydetails.md)