mirror of
https://github.com/nonebot/nonebot2.git
synced 2024-11-28 08:12:14 +08:00
80 lines
1.9 KiB
Markdown
80 lines
1.9 KiB
Markdown
|
---
|
||
|
|
sidebar_position: 2
|
||
|
|
description: nonebot.message 模块
|
||
|
|
---
|
||
|
|
|
||
|
|
# nonebot.message
|
||
|
|
|
||
|
|
本模块定义了事件处理主要流程。
|
||
|
|
|
||
|
|
NoneBot 内部处理并按优先级分发事件给所有事件响应器，提供了多个插槽以进行事件的预处理等。
|
||
|
|
|
||
|
|
## _def_ `event_preprocessor(func)` {#event_preprocessor}
|
||
|
|
|
||
|
|
- **说明:** 事件预处理。装饰一个函数，使它在每次接收到事件并分发给各响应器之前执行。
|
||
|
|
|
||
|
|
- **参数**
|
||
|
|
|
||
|
|
- `func` ([T_EventPreProcessor](typing.md#T_EventPreProcessor))
|
||
|
|
|
||
|
|
- **返回**
|
||
|
|
|
||
|
|
- [T_EventPreProcessor](typing.md#T_EventPreProcessor)
|
||
|
|
|
||
|
|
## _def_ `event_postprocessor(func)` {#event_postprocessor}
|
||
|
|
|
||
|
|
- **说明:** 事件后处理。装饰一个函数，使它在每次接收到事件并分发给各响应器之后执行。
|
||
|
|
|
||
|
|
- **参数**
|
||
|
|
|
||
|
|
- `func` ([T_EventPostProcessor](typing.md#T_EventPostProcessor))
|
||
|
|
|
||
|
|
- **返回**
|
||
|
|
|
||
|
|
- [T_EventPostProcessor](typing.md#T_EventPostProcessor)
|
||
|
|
|
||
|
|
## _def_ `run_preprocessor(func)` {#run_preprocessor}
|
||
|
|
|
||
|
|
- **说明:** 运行预处理。装饰一个函数，使它在每次事件响应器运行前执行。
|
||
|
|
|
||
|
|
- **参数**
|
||
|
|
|
||
|
|
- `func` ([T_RunPreProcessor](typing.md#T_RunPreProcessor))
|
||
|
|
|
||
|
|
- **返回**
|
||
|
|
|
||
|
|
- [T_RunPreProcessor](typing.md#T_RunPreProcessor)
|
||
|
|
|
||
|
|
## _def_ `run_postprocessor(func)` {#run_postprocessor}
|
||
|
|
|
||
|
|
- **说明:** 运行后处理。装饰一个函数，使它在每次事件响应器运行后执行。
|
||
|
|
|
||
|
|
- **参数**
|
||
|
|
|
||
|
|
- `func` ([T_RunPostProcessor](typing.md#T_RunPostProcessor))
|
||
|
|
|
||
|
|
- **返回**
|
||
|
|
|
||
|
|
- [T_RunPostProcessor](typing.md#T_RunPostProcessor)
|
||
|
|
|
||
|
|
## _async def_ `handle_event(bot, event)` {#handle_event}
|
||
|
|
|
||
|
|
- **说明:** 处理一个事件。调用该函数以实现分发事件。
|
||
|
|
|
||
|
|
- **参数**
|
||
|
|
|
||
|
|
- `bot` ([Bot](adapters/index.md#Bot)): Bot 对象
|
||
|
|
|
||
|
|
- `event` ([Event](adapters/index.md#Event)): Event 对象
|
||
|
|
|
||
|
|
- **返回**
|
||
|
|
|
||
|
|
- None
|
||
|
|
|
||
|
|
- **用法**
|
||
|
|
|
||
|
|
```python
|
||
|
|
import asyncio
|
||
|
|
asyncio.create_task(handle_event(bot, event))
|
||
|
|
```
|