# Method Picker.setCallback

Specify the callback method called whenever the user has selected an item (or
canceled.)

## Signature

    setCallback(method: (response: ResponseObject) => void): Picker;

## Details

| Optional | No |
| Final | No |
| Protected | No |
| Static | No |
|---|---|

## Parameters

| Name | Type | Optional | Description |
|---|---|---|---|
| `method` | `(response: https://developers.google.com/workspace/drive/picker/reference/picker.responseobject) => void` | No |   |

## Returns

`https://developers.google.com/workspace/drive/picker/reference/picker.picker`