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INherited WIDGET and example

Kalyan Chandra answered on January 4, 2023 Popularity 6/10 Helpfulness 2/10

answer INherited WIDGET and example

INherited WIDGET and example

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import 'package:flutter/material.dart';

class MyInheritedWidget extends InheritedWidget {
  final int? data;

  const MyInheritedWidget({
    Key? key,
    this.data,
    required Widget child,
  }) : super(key: key, child: child);

  @override
  bool updateShouldNotify(MyInheritedWidget oldWidget) {
    return data != oldWidget.data;
  }
}

class MyWidget extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    final inheritedData =
        context.dependOnInheritedWidgetOfExactType<MyInheritedWidget>();
    return Text(inheritedData?.data.toString() ?? '');
  }
}

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MyInheritedWidget(
      data: 42,
      child: MyWidget(),
    );
  }
}

Popularity 6/10 Helpfulness 2/10 Language javascript

Source: Grepper

Tags: inherited-widget javascript

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Contributed on Jan 04 2023

Kalyan Chandra

0 Answers Avg Quality 2/10

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