创建Flutter模块
#进入指定目录
$ cd
#使用命令创建flutter模块,flutter_module是模块名
$ flutter create -t module flutter_module
主工程配置
app的build.gradle
android{
......
compileOptions {
sourceCompatibility 1.8
targetCompatibility 1.8
}
}
dependencies {
implementation project(':flutter')
}
settings.gradle
#原有的代码
include ':app'
#新增的代码
setBinding(new Binding([gradle: this]))
evaluate(new File(
settingsDir.parentFile,
#flutter模块路径
'my_flutter/.android/include_flutter.groovy'
))
通过以上配置,sync后,在Android Studio目录结构中,就会多出一个flutter模块.
编写Widget
使用window.defaultRouteName()获取当前Android传入的标识符.
在main.dart中编写以下代码
import 'dart:ui';
import 'package:flutter/material.dart';
void main() => runApp(_widgetForRoute(window.defaultRouteName));
//根据不同的标识符,返回不同的Widget.
Widget _widgetForRoute(String route) {
switch (route) {
case 'route1':
return SomeWidget(...);
case 'route2':
return SomeOtherWidget(...);
default:
return Center(
child: Text('Unknown route: $route', textDirection: TextDirection.ltr),
);
}
}
Java代码获取Flutter的Widget
使用Flutter.createView(Context,Lifecycle,string)获取widget.
//获取Flutter Widget
public class MainActivity extends AppCompatActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
//route1代表传入的标识符
View flutterView = Flutter.createView(
MainActivity.this,
getLifecycle(),
"route1"
);
}
}