# WindowKeyboardListener

## Content

# Interface: WindowKeyboardListener

Window keyboard listener handler interface.

## Properties

### onKeyDown()

```ts
onKeyDown: (e, params) => any;
```

Called when key pressed.

#### Parameters

##### e

`KeyboardEvent`

##### params

[`WindowKeyboardListenerParams`](WindowKeyboardListenerParams)

#### Returns

`any`

***

### onKeyUp()

```ts
onKeyUp: (e, params) => any;
```

Called when key released.

#### Parameters

##### e

`KeyboardEvent`

##### params

[`WindowKeyboardListenerParams`](WindowKeyboardListenerParams)

#### Returns

`any`