android和Flutter的混合工程Demo

dependencies {
implementation'com.google.guava:listenablefuture:9999.0-empty-to-avoid-conflict-with-guava'implementation'androidx.annotation:annotation:1.2.0'implementation'io.flutter:flutter_embedding:2.8.1'// or your desired Flutter version}

privateFlutterEngineflutterEngine;
@OverrideprotectedvoidonCreate(BundlesavedInstanceState) {
super.onCreate(savedInstanceState);
// Create a FlutterEngine.flutterEngine=newFlutterEngine(this);
// Start executing Dart code in the FlutterEngine.flutterEngine.getDartExecutor().executeDartEntrypoint(
DartExecutor.DartEntrypoint.createDefault()
    );
}

@OverridepublicvoidconfigureFlutterEngine(@NonNullFlutterEngineflutterEngine) {
GeneratedPluginRegistrant.registerWith(flutterEngine);
}

@OverrideprotectedvoidonCreate(BundlesavedInstanceState) {
super.onCreate(savedInstanceState);
// Create a FlutterEngine.flutterEngine=newFlutterEngine(this);
// Start executing Dart code in the FlutterEngine.flutterEngine.getDartExecutor().executeDartEntrypoint(
DartExecutor.DartEntrypoint.createDefault()
    );
// Configure an initial route.StringinitialRoute="/";
flutterEngine.getNavigationChannel().setInitialRoute(initialRoute);
// Start FlutterActivity.startActivity(
FlutterActivity            .withCachedEngine("my_engine_id")
            .build(this)
    );
}

import'package:flutter/material.dart';
voidmain() =>runApp(MyApp());
classMyAppextendsStatelessWidget {
@overrideWidgetbuild(BuildContextcontext) {
returnMaterialApp(
title: 'My App',
home: Scaffold(
appBar: AppBar(
title: Text('My App'),
        ),
body: Center(
child: Text('Hello, Flutter!'),
        ),
      ),
    );
  }
}