FixedFooter

The fixed footer shown at the bottom of a `https://developers.google.com/apps-script/reference/card-service/card`.

Available for Google Workspace add-ons and Google Chat apps.

```javascript
const fixedFooter = CardService.newFixedFooter().setPrimaryButton(
    CardService.newTextButton().setText('help').setOpenLink(
        CardService.newOpenLink().setUrl('http://www.google.com')),
);
```

### Methods

| Method | Return type | Brief description |
|---|---|---|
| `https://developers.google.com/apps-script/reference/card-service/fixed-footer#setPrimaryButton(TextButton)` | `https://developers.google.com/apps-script/reference/card-service/fixed-footer#` | Set the primary button in the fixed footer. |
| `https://developers.google.com/apps-script/reference/card-service/fixed-footer#setSecondaryButton(TextButton)` | `https://developers.google.com/apps-script/reference/card-service/fixed-footer#` | Set the secondary button in the fixed footer. |

## Detailed documentation

### `setPrimaryButton(button)`

Set the primary button in the fixed footer. The primary button must be a `https://developers.google.com/apps-script/reference/card-service/text-button-style#FILLED` button. If the background color is unset for the primary button, the
button uses the primary color defined in the add-on [manifest](https://developers.google.com/gmail/add-ons/concepts/manifests#manifest_structure_for_gmail_add-ons).

#### Parameters

| Name | Type | Description |
|---|---|---|
| `button` | `https://developers.google.com/apps-script/reference/card-service/text-button` | The button to add. |

#### Return


`https://developers.google.com/apps-script/reference/card-service/fixed-footer#` --- This object, for chaining.

*** ** * ** ***

### `setSecondaryButton(button)`

Set the secondary button in the fixed footer. The secondary button must be a `https://developers.google.com/apps-script/reference/card-service/text-button-style#OUTLINED` button. This method does nothing if `https://developers.google.com/apps-script/reference/card-service/fixed-footer#setPrimaryButton(TextButton)` isn't called to set the primary button.

#### Parameters

| Name | Type | Description |
|---|---|---|
| `button` | `https://developers.google.com/apps-script/reference/card-service/text-button` | The button to add. |

#### Return


`https://developers.google.com/apps-script/reference/card-service/fixed-footer#` --- This object, for chaining.