

```
1. typedef struct ArkUI_ActiveChildrenInfo ArkUI_ActiveChildrenInfo
```

## 概述

PhonePC/2in1TabletTVWearable

定义ActiveChildrenInfo类信息。

**起始版本：** 14

**相关模块：** [ArkUI\_NativeModule](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-arkui-nativemodule)

**所在头文件：** [native\_type.h](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-native-type-h)

**相关接口：**

展开

| 名称 | 描述 |
| --- | --- |
| [OH\_ArkUI\_NodeUtils\_GetActiveChildrenInfo](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-native-node-h#oh_arkui_nodeutils_getactivechildreninfo) | 获取某个节点所有活跃的子节点。 |
| [OH\_ArkUI\_ActiveChildrenInfo\_GetNodeByIndex](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-native-type-h#oh_arkui_activechildreninfo_getnodebyindex) | 获取ActiveChildrenInfo结构体的下标为index的子节点。 |
| [OH\_ArkUI\_ActiveChildrenInfo\_GetCount](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-native-type-h#oh_arkui_activechildreninfo_getcount) | 获取ActiveChildrenInfo结构体内的节点数量。 |
| [OH\_ArkUI\_ActiveChildrenInfo\_Destroy](https://developer.huawei.com/consumer/cn/doc/harmonyos-references/capi-native-type-h#oh_arkui_activechildreninfo_destroy) | 销毁ActiveChildrenInfo实例。 |