Nested tree list where parent items expand to reveal children on click.
| Surface | Note |
|---|---|
| meet-stage | Expand interaction requires JS not available. |
| Renders flat. |
| Field | Type | |
|---|---|---|
| items | array of {text, children}. Tree nodes. | required |
{
"type": "expandable_list",
"items": [
{
"label": "Item 1"
},
{
"label": "Item 2"
}
]
}
{
"identifier": "urn:air:a2uicatalog.ai:atom:expandable_list",
"displayName": "Expandable List",
"type": "application/vnd.a2ui.atom+json",
"url": "https://a2uicatalog.ai/atoms/expandable_list",
"capabilities": [
"web",
"apps-script-web"
],
"description": "Nested tree list where parent items expand to reveal children on click.",
"representativeQueries": [
"show a nested expandable tree list with collapsible children",
"nested tree list where parent items expand to reveal children on click.",
"render a expandable list"
]
}
The renderer is open source. Deploy your own instance in 4 commands — you own the URL, no dependency on the demo endpoint.
git clone https://github.com/a2uicatalog/a2ui
cd apps-script-surface/gas-schema-renderer
clasp push && clasp deploy
Full deploy guide →