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

# isExpandedDisplayMode

> Generated API reference for isExpandedDisplayMode.

# Function: isExpandedDisplayMode()

> **isExpandedDisplayMode**(`mode`): `boolean`

Checks whether a display mode represents an expanded agent surface.

Expanded modes are:

* `inline` (panel-style)
* `fullscreen` (viewport-filling)

Collapsed mode is:

* `pip` (launcher-only)

## Parameters

### mode

Current display mode from host context.

[`CharDisplayMode`](../type-aliases/CharDisplayMode) | `undefined`

## Returns

`boolean`

`true` for expanded modes and `false` for collapsed/undefined modes.