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Answers for "flutter single child scrollview scroll to bottom"

Whatever
1

single child scrollview inside column flutter

Widget build(BuildContext context) =>
Scaffold(
  body: Column(
    children: <Widget>[
      Container(
        height: 100.0,
        color: Colors.blue,
      ),
      Expanded(
        child: SingleChildScrollView(
          child: Container(
            color: Colors.red,
            padding: EdgeInsets.all(20.0),
            child: Column(
              children: <Widget>[
                Text('Red container should be scrollable'),
                Container(
                  width: double.infinity,
                  height: 700.0,
                  padding: EdgeInsets.all(10.0),
                  color: Colors.white.withOpacity(0.7),
                  child: Text('I will have a column here'),
                )
              ],
            ),
          ),
        ),
      ),
    ],
  ),
);
Posted by: Guest on October-27-2020
0

flutter layoutbuilder single child scrollview

LayoutBuilder(
  builder: (context, constraint) {
    return SingleChildScrollView(
      child: ConstrainedBox(
        constraints: BoxConstraints(minHeight: constraint.maxHeight),
        child: IntrinsicHeight(
          child: Column(
            children: <Widget>[
              Text("Header"),
              Expanded(
                child: Container(
                  color: Colors.red,
                ),
              ),
              Text("Footer"),
            ],
          ),
        ),
      ),
    );
  },
)
Posted by: Guest on November-09-2021
-2

flutter scroll to end

import 'dart:collection';

import 'package:flutter/material.dart';

void main() {
  runApp(new MyApp());
}

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return new MaterialApp(
      title: 'Example',
      home: new MyHomePage(),
    );
  }
}

class MyHomePage extends StatefulWidget {
  @override
  _MyHomePageState createState() => new _MyHomePageState();
}

class _MyHomePageState extends State<MyHomePage> {
  List<Widget> _messages = <Widget>[new Text('hello'), new Text('world')];
  ScrollController _scrollController = new ScrollController();

  @override
  Widget build(BuildContext context) {
    return new Scaffold(
      body: new Center(
        child: new Container(
          decoration: new BoxDecoration(backgroundColor: Colors.blueGrey.shade100),
          width: 100.0,
          height: 100.0,
          child: new Column(
            children: [
              new Flexible(
                child: new ListView(
                  controller: _scrollController,
                  reverse: true,
                  shrinkWrap: true,
                  children: new UnmodifiableListView(_messages),
                ),
              ),
            ],
          ),
        ),
      ),
      floatingActionButton: new FloatingActionButton(
        child: new Icon(Icons.add),
        onPressed: () {
          setState(() {
            _messages.insert(0, new Text("message ${_messages.length}"));
          });
          _scrollController.animateTo(
            0.0,
            curve: Curves.easeOut,
            duration: const Duration(milliseconds: 300),
          );
        }
      ),
    );
  }
}
Posted by: Guest on February-11-2021

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