OverlayEntry Using Progressbar Dialog In flutter :
This flutter tutorial post is OverlayEntry using Progressbar dialog in flutter.
To insert the entry into an [Overlay], first find the overlay using [Overlay.of] and then call [OverlayState.insert]. To remove the entry, call [remove] on the overlay entry itself.
Property :
Loader.hide();
Loader.show(context);

loader.dart
import 'package:flutter/material.dart'; class Loader extends StatelessWidget { static OverlayEntry currentLoader; static void show(BuildContext context) { currentLoader = new OverlayEntry( builder: (context) => Stack( children: <Widget>[ Container( color: Color(0x99ffffff), ), Center( child: Loader(), ), ], )); Overlay.of(context).insert(currentLoader); } static void hide() { currentLoader?.remove(); } @override Widget build(BuildContext context) { return Center( child: CircularProgressIndicator(), ); } }
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