1e41f4b71Sopenharmony_ci# InputHostCb 2e41f4b71Sopenharmony_ci 3e41f4b71Sopenharmony_ci 4e41f4b71Sopenharmony_ci## 概述 5e41f4b71Sopenharmony_ci 6e41f4b71Sopenharmony_ci此结构体定义了热插拔事件上报回调函数并提供给Input服务使用。 7e41f4b71Sopenharmony_ci 8e41f4b71Sopenharmony_ci**起始版本：** 1.0 9e41f4b71Sopenharmony_ci 10e41f4b71Sopenharmony_ci**相关模块：**[Input](_input.md) 11e41f4b71Sopenharmony_ci 12e41f4b71Sopenharmony_ci 13e41f4b71Sopenharmony_ci## 汇总 14e41f4b71Sopenharmony_ci 15e41f4b71Sopenharmony_ci 16e41f4b71Sopenharmony_ci### Public 属性 17e41f4b71Sopenharmony_ci 18e41f4b71Sopenharmony_ci| 名称 | 描述 | 19e41f4b71Sopenharmony_ci| -------- | -------- | 20e41f4b71Sopenharmony_ci| void(\* [HotPlugCallback](#hotplugcallback) )(const [InputHotPlugEvent](_input_hot_plug_event.md) \*event) | 热插拔事件上报的回调函数。 | 21e41f4b71Sopenharmony_ci 22e41f4b71Sopenharmony_ci 23e41f4b71Sopenharmony_ci## 类成员变量说明 24e41f4b71Sopenharmony_ci 25e41f4b71Sopenharmony_ci 26e41f4b71Sopenharmony_ci### HotPlugCallback 27e41f4b71Sopenharmony_ci 28e41f4b71Sopenharmony_ci``` 29e41f4b71Sopenharmony_civoid(* InputHostCb::HotPlugCallback) (const InputHotPlugEvent *event) 30e41f4b71Sopenharmony_ci``` 31e41f4b71Sopenharmony_ci**描述** 32e41f4b71Sopenharmony_ci 33e41f4b71Sopenharmony_ci热插拔事件上报的回调函数。 34e41f4b71Sopenharmony_ci 35e41f4b71Sopenharmony_ci**起始版本：** 1.0 36e41f4b71Sopenharmony_ci 37e41f4b71Sopenharmony_ci**参数:** 38e41f4b71Sopenharmony_ci 39e41f4b71Sopenharmony_ci| 名称 | 描述 | 40e41f4b71Sopenharmony_ci| -------- | -------- | 41e41f4b71Sopenharmony_ci| event | 输入参数，上报的热插拔事件数据。 | 42