# Loader
URL: https://pro.rv-grid.com/api/loader/
Source: src/content/docs/api/loader.md
## Module Extensions

### `HTMLRevoGridElementEventMap` (Extended from `global`)

```ts
interface HTMLRevoGridElementEventMap {
  /**
       * Event for loader
       *
       * @example
       * ```typescript
       * grid.addEventListener(LOADER_EVENT, (e) => {
       *   console.log(e);
       * });
       */
      [LOADER_EVENT]: boolean
}
```

## Plugin API

### `LoaderPlugin`

```ts
class LoaderPlugin {
  busy(isBusy: boolean);
}
```
