Auto Overlay Portal

auto_overlay_portal.dart

import "package:flutter/material.dart";

class AutoOverlayPortal extends StatefulWidget {
  const AutoOverlayPortal(
      {super.key, required this.overlayChildBuilder, this.child});

  final Widget Function(BuildContext) overlayChildBuilder;
  final Widget? child;

  @override
  State createState() => _AutoOverlayPortalState();
}

class _AutoOverlayPortalState extends State<AutoOverlayPortal> {
  late OverlayPortalController controller;

  @override
  void initState() {
    super.initState();
    controller = OverlayPortalController();
    controller.show();
  }

  @override
  void dispose() {
    super.dispose();
    if (controller.isShowing) {
      controller.hide();
    }
  }

  @override
  Widget build(BuildContext context) {
    return OverlayPortal(
        controller: controller,
        overlayChildBuilder: widget.overlayChildBuilder,
        child: widget.child);
  }
}