onPortExpand property

Future<SchematicLayoutResult?> Function(String nodeId, String portId)? onPortExpand
final

Callback when an interior port marker is clicked for incremental expansion. Receives the instance (node) ID and the port ID. Returns a Future with the updated layout model (or null on failure).

Implementation

final Future<SchematicLayoutResult?> Function(String nodeId, String portId)?
    onPortExpand;