Foundation

Portal

A "floating" portal anchored relative to a child widget's edge.

API Reference

This widget is typically used to create other high-level widgets, e.g., popover or tooltip. You should prefer those high-level widgets unless you're creating a custom widget.

Usage

FPortal(...)

1FPortal(
2 traversalGrouped: true,
3 portalBuilder: (context, controller, geometry) =>
4 const Text('Portal content'),
5 builder: (context, controller, child) => child!,
6 child: const Text('Child'),
7 barrier: null,
8)

Visualization

Point Portal

A "floating" portal anchored at a specific point within a child widget's coordinate space.

Tappable

An area that responds to touch.

On this page

UsageFPortal(...)Visualization