> ## Documentation Index
> Fetch the complete documentation index at: https://docs.supernote.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Overview

> Management entry for plugin lifecycle, buttons, and event listeners.

`PluginManager` is the management entry for running plugins. It is responsible for:

* Initializing the plugin environment
* Listening for plugin lifecycle events
* Registering/listening for plugin buttons and config buttons
* Registering/listening for plugin events
* Getting basic plugin info (name, directory, device type, etc.)

```ts theme={null}
import { PluginManager } from 'sn-plugin-lib';
```

## Methods

* [`init`](/en/api-reference/supernote-plugin/plugin-manager/init)
* [`registerButtonListener`](/en/api-reference/supernote-plugin/plugin-manager/register-button#registerbuttonlistener)
* [`registerConfigButtonListener`](/en/api-reference/supernote-plugin/plugin-manager/register-config-button#registerconfigbuttonlistener)
* [`registerLangListener`](/en/api-reference/supernote-plugin/plugin-manager/register-lang-listener)
* [`registerEventListener`](/en/api-reference/supernote-plugin/plugin-manager/register-event-listener)
* [`registerMotionListener`](/en/api-reference/supernote-plugin/plugin-manager/register-motion-listener)
* [`registerButton`](/en/api-reference/supernote-plugin/plugin-manager/register-button)
* [`unregisterButton`](/en/api-reference/supernote-plugin/plugin-manager/unregister-button)
* [`getButtonState`](/en/api-reference/supernote-plugin/plugin-manager/get-button-state)
* [`setButtonState`](/en/api-reference/supernote-plugin/plugin-manager/set-button-state)
* [`registerConfigButton`](/en/api-reference/supernote-plugin/plugin-manager/register-config-button)
* [`getPluginDirPath`](/en/api-reference/supernote-plugin/plugin-manager/get-plugin-dir-path)
* [`getPluginName`](/en/api-reference/supernote-plugin/plugin-manager/get-plugin-name)
* [`getDeviceType`](/en/api-reference/supernote-plugin/plugin-manager/get-device-type)
* [`closePluginView`](/en/api-reference/supernote-plugin/plugin-manager/close-plugin-view)
* [`showPluginView`](/en/api-reference/supernote-plugin/plugin-manager/show-plugin-view)