Scott ScottS2017
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| /// You can run this code in Dartpad at https://www.dartpad.dev/6bddcfd50410c7537770cddbf1b637dc | |
| import 'package:flutter/material.dart'; | |
| /// The only think that belongs in main is runapp. Normally, this | |
| /// would be in its own file. | |
| void main() { | |
| runApp(const MyApp()); | |
| } |
ScottS2017
/ smooth_rotation.dart
Created
June 16, 2020 13:09
Code to smoothly handle rotations in Flutter
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| // MIT License | |
| // | |
| // Copyright (c) 2020 Scott Stoll | |
| // | |
| // Permission is hereby granted, free of charge, to any person obtaining a copy | |
| // of this software and associated documentation files (the "Software"), to deal | |
| // in the Software without restriction, including without limitation the rights | |
| // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
| // copies of the Software, and to permit persons to whom the Software is | |
| // furnished to do so, subject to the following conditions: |
ScottS2017
/ vns_example.dart
Created
April 30, 2020 19:01
An example of the ValueNotifierSimplified approach to State Management
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| import 'package:flutter/material.dart'; | |
| class VnsObject{ | |
| /// First, declare / instantiate any private class members | |
| static final List<Color> _colors = [ | |
| Colors.white, | |
| Colors.yellow, | |
| Colors.orange, | |
| Colors.purple, |
ScottS2017
/ ListWheelScrollView.dart
Created
April 23, 2020 12:01
ListWheelScrollView as seen in https://medium.com/flutter-community/flutter-listview-and-scrollphysics-a-detailed-look-7f0912df2754
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| FixedExtentScrollController fixedExtentScrollController = | |
| new FixedExtentScrollController(); | |
| ListWheelScrollView( | |
| controller: fixedExtentScrollController, | |
| physics: FixedExtentScrollPhysics(), | |
| children: monthsOfTheYear.map((month) { | |
| return Card( | |
| child: Row( | |
| children: <Widget>[ | |
| Expanded( |
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| import 'package:flutter/material.dart'; | |
| class GutsOfMyPage extends StatelessWidget { | |
| const GutsOfMyPage({ | |
| Key key, | |
| @required int counter, | |
| }) : _counter = counter, super(key: key); | |
| final int _counter; |
ScottS2017
/ box_constraints_forces_an_infinite_height_or_width.dart
Last active
September 11, 2024 15:05
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| final Widget box_constraints_forces_an_infinite_height_or_width = | |
| Column( | |
| children: <Widget>[ | |
| Container( | |
| width: double.infinity, | |
| ), | |
| ], | |
| ); |
ScottS2017
/ the_fix_for_render_flex_children_have_non_zero_flex.dart
Created
January 10, 2019 15:55
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| void main() { | |
| runApp( | |
| Column( | |
| mainAxisSize: MainAxisSize.min, | |
| children: <Widget>[ | |
| Flexible( | |
| fit: FlexFit.loose, | |
| child: Container( | |
| color: Colors.blue, | |
| height: 100, |
ScottS2017
/ render_flex_children_have_non_zero_flex - broken.dart
Last active
September 11, 2024 15:03
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Widget brokenCodeRenderFlexError = | |
| Column( | |
| // A Column's default is "mainAxisSize: MainAxisSize.max," | |
| // This means it will try to take all the height it's allowed to. | |
| children: <Widget>[ | |
| // The container is trying to be infinitely large. | |
| Container( | |
| height: double.infinity, | |
| color: Colors.green, | |
| ), |
ScottS2017
/ expanded_sample.dart
Last active
March 15, 2019 12:14
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Expanded({ | |
| Key key, | |
| int flex = 1, | |
| @required Widget child, | |
| }) : super( | |
| key: key, | |
| flex: flex, | |
| fit: FlexFit.tight, | |
| child: child, | |
| ); |
ScottS2017
/ render_constrained_box_object_was_given_an_infinite_size_during_layout.dart
Last active
March 15, 2019 11:56
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| final Widget render_constrained_box_object_was_given_an_infinite_size_during_layout = | |
| Column( | |
| children: <Widget>[ | |
| Row( | |
| children: <Widget>[ | |
| Container( | |
| child: SizedBox( | |
| height: double.infinity, | |
| ), | |
| ), |
NewerOlder