vasyafromrussia

class _MyHomePageState extends State<MyHomePage> {
  final GlobalKey sliderKey = GlobalKey();
  
  // ...
  
  static const platform = const MethodChannel('sample/gesture');

  @override
  void initState() {
    super.initState();

vasyafromrussia

class MainActivity : FlutterActivity() {

    companion object {
        private const val CHANNEL = "sample/gesture";
    }

    override fun configureFlutterEngine(flutterEngine: FlutterEngine) {
        super.configureFlutterEngine(flutterEngine)
        MethodChannel(flutterEngine.dartExecutor.binaryMessenger, CHANNEL)
                .setMethodCallHandler { call, result ->

vasyafromrussia

import 'dart:convert';

import 'package:flutter/material.dart';
import 'package:flutter/services.dart';

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

class MyApp extends StatelessWidget {

vasyafromrussia

private void setSystemGestureExclusionRects(ArrayList<Rect> rects) {
    if (Build.VERSION.SDK_INT < 29) {
        return;
    }

    Window window = activity.getWindow();
    View view = window.getDecorView();
    view.setSystemGestureExclusionRects(rects);
}

vasyafromrussia

class _ExpandableTextState extends State<ExpandableText> {
  static const String _ellipsis = "\u2026\u0020";

  String get _lineEnding => "$_ellipsis${widget.moreSpan.text}";
// ...

  @override
  Widget build(BuildContext context) => LayoutBuilder(
        builder: (context, constraints) {
          final maxLines = widget.maxLines;

vasyafromrussia

extension _TextMeasurer on RichText {
  List<TextBox> measure(BuildContext context, Constraints constraints) {
    final renderObject = createRenderObject(context)..layout(constraints);
    return renderObject.getBoxesForSelection(
      TextSelection(
        baseOffset: 0,
        extentOffset: text.toPlainText().length,
      ),
    );
  }

vasyafromrussia

class ExpandableText extends StatefulWidget {
  final TextSpan textSpan;
  final TextSpan moreSpan;
  final int maxLines;

  const ExpandableText({
    Key key,
    this.textSpan,
    this.maxLines,
    this.moreSpan,

vasyafromrussia

class MyTextPainter extends CustomPainter {
  final TextSpan text;
  final int maxLines;
  final String ellipsis;

  MyTextPainter({this.text, this.ellipsis, this.maxLines}) : super();

  @override
  bool shouldRepaint(CustomPainter oldDelegate) => false;

vasyafromrussia

class ExpandableText extends StatefulWidget {
  final String text;
  final int maxLines;

  const ExpandableText({Key key, this.maxLines, this.text}) : super(key: key);

  @override
  _ExpandableTextState createState() => _ExpandableTextState();
}

vasyafromrussia

class MainActivity : AppCompatActivity() {

    override fun onCreate(savedInstanceState: Bundle?) {
        super.onCreate(savedInstanceState)
        setContentView(R.layout.activity_main)

        val list = findViewById<RecyclerView>(R.id.list)
        val adapter = MultiTypeAdapter()

        list.layoutManager = LinearLayoutManager(this)