No Material widget found.

来源：9-6 播放器封装及自定义插件（二）

demonCry

2022-09-07

图片描述

主工程

import 'package:flutter/material.dart';
import 'package:player_ijk/player_ijk.dart';
import 'package:player_ijk/video_view.dart';

void main() => runApp(PlayerPage());

class PlayerPage extends StatefulWidget {
  const PlayerPage({Key? key}) : super(key: key);

  @override
  State<PlayerPage> createState() => _PlayerPageState();
}

class _PlayerPageState extends State<PlayerPage> {
  static const String url = 'https://sample-videos.com/video123/flv/240/big_buck_bunny_240p_10mb.flv';

  String version = 'null';


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

    PlayerIjk()
      .getPlatformVersion()
      .then((value)=> {
        setState(()=>version = value!)
      });
  }

  @override
  Widget build(BuildContext context) {
    var player = PlayerIjk();
    player.setCommonDataSource(url,autoPlay: true);

    return MaterialApp(
      title: 'xxx',
      theme: ThemeData(
          primarySwatch: Colors.blue
      ),
      home: VideoView(playerIjk: player)
    );
  }
}

pluggin

import 'package:fijkplayer/fijkplayer.dart';
import 'package:flutter/widgets.dart';
import 'package:player_ijk/player_ijk.dart';

class VideoView extends StatefulWidget {
  final PlayerIjk playerIjk;

  const VideoView({Key? key, required this.playerIjk}) : super(key: key);

  @override
  State<VideoView> createState() => _VideoViewState();
}

class _VideoViewState extends State<VideoView> {
  @override
  Widget build(BuildContext context) {
    return Stack(
      children: [
        FijkView(player: widget.playerIjk),

        //Align will let you place widgets in a defined area of its parent widget
        //just like Center()
        Align(
          child: Image.asset('assets/images/play.png', width: 70, height: 70),
          alignment: Alignment.center
        )
      ],
    );
  }
}