rustdesk/lib/server_page.dart

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import 'dart:async';
import 'package:flutter/material.dart';
import 'package:flutter_hbb/model.dart';
import 'package:provider/provider.dart';
import 'common.dart';
import 'main.dart';
class ServerPage extends StatelessWidget {
static final serverModel = ServerModel();
@override
Widget build(BuildContext context) {
checkService();
return ChangeNotifierProvider.value(
value: serverModel,
child: Scaffold(
backgroundColor: MyTheme.grayBg,
appBar: AppBar(
centerTitle: true,
title: const Text("Share My Screen"),
actions: [
PopupMenuButton<String>(
itemBuilder: (context) {
return [
PopupMenuItem(
child: Text("修改服务ID"),
value: "changeID",
enabled: false,
),
PopupMenuItem(
child: Text("修改服务密码"),
value: "changeID",
enabled: false,
)
];
},
onSelected: (value) =>
debugPrint("PopupMenuItem onSelected:$value"))
],
),
body: SingleChildScrollView(
child: Center(
child: Column(
mainAxisAlignment: MainAxisAlignment.start,
children: [
ServerInfo(),
PermissionChecker(),
ConnectionManager(),
SizedBox.fromSize(size: Size(0, 15.0)), // Bottom padding
],
),
),
)));
}
}
void checkService() {
// 检测当前服务状态,若已存在服务则异步更新数据回来
toAndroidChannel.invokeMethod("check_service"); // jvm
ServerPage.serverModel.updateClientState();
}
class ServerInfo extends StatefulWidget {
@override
_ServerInfoState createState() => _ServerInfoState();
}
class _ServerInfoState extends State<ServerInfo> {
var _passwdShow = false;
// TODO set ID / PASSWORD
var _serverId = TextEditingController(text: "");
var _serverPasswd = TextEditingController(text: "");
static const _emptyIdShow = "正在获取ID...";
@override
void initState() {
super.initState();
var id = FFI.getByName("server_id");
_serverId.text = id==""?_emptyIdShow:id;
_serverPasswd.text = FFI.getByName("server_password");
if(_serverId.text == _emptyIdShow || _serverPasswd.text == ""){
fetchConfigAgain();
}
}
@override
Widget build(BuildContext context) {
return myCard(Column(
mainAxisSize: MainAxisSize.min,
children: [
TextFormField(
readOnly: true,
style: TextStyle(
fontSize: 25.0,
fontWeight: FontWeight.bold,
color: MyTheme.accent),
controller: _serverId,
decoration: InputDecoration(
icon: const Icon(Icons.perm_identity),
labelText: '服务ID',
labelStyle:
TextStyle(fontWeight: FontWeight.bold, color: MyTheme.accent50),
),
onSaved: (String value) {},
),
TextFormField(
readOnly: true,
obscureText: !_passwdShow,
style: TextStyle(
fontSize: 25.0,
fontWeight: FontWeight.bold,
color: MyTheme.accent),
controller: _serverPasswd,
decoration: InputDecoration(
icon: const Icon(Icons.lock),
labelText: '密码',
labelStyle: TextStyle(
fontWeight: FontWeight.bold, color: MyTheme.accent50),
suffix: IconButton(
icon: Icon(Icons.visibility),
onPressed: () {
debugPrint("icon btn");
setState(() {
_passwdShow = !_passwdShow;
});
})),
onSaved: (String value) {},
),
],
));
}
fetchConfigAgain()async{
FFI.setByName("start_service");
var count = 0;
const maxCount = 10;
while(count<maxCount){
if(_serverId.text!=_emptyIdShow && _serverPasswd.text!=""){
break;
}
await Future.delayed(Duration(seconds: 2));
var id = FFI.getByName("server_id");
_serverId.text = id==""?_emptyIdShow:id;
_serverPasswd.text = FFI.getByName("server_password");
debugPrint("fetch id & passwd again at $count:id:${_serverId.text},passwd:${_serverPasswd.text}");
count++;
}
FFI.setByName("stop_service");
}
}
class PermissionChecker extends StatefulWidget {
@override
_PermissionCheckerState createState() => _PermissionCheckerState();
}
class _PermissionCheckerState extends State<PermissionChecker> {
@override
void initState() {
super.initState();
nowCtx = context;
}
@override
Widget build(BuildContext context) {
final serverModel = Provider.of<ServerModel>(context);
return myCard(Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
cardTitle("权限列表"),
PermissionRow("媒体权限", serverModel.mediaOk, _toAndroidInitService),
const Divider(height: 0),
PermissionRow("输入权限", serverModel.inputOk, _toAndroidInitInput),
const Divider(),
serverModel.mediaOk
? ElevatedButton.icon(
icon: Icon(Icons.stop),
onPressed: _toAndroidStopService,
label: Text("Stop"))
: ElevatedButton.icon(
icon: Icon(Icons.play_arrow),
onPressed: _toAndroidInitService,
label: Text("Start")),
],
));
}
}
BuildContext loginReqAlertCtx;
void showLoginReqAlert(BuildContext context, String peerID, String name)async {
debugPrint("got try_start_without_auth");
await showDialog(
context: context,
builder: (alertContext) {
loginReqAlertCtx = alertContext;
return AlertDialog(
title: Text("收到连接请求"),
content: Text("是否同意来自$name:$peerID的控制"),
actions: [
TextButton(
child: Text("接受"),
onPressed: () {
FFI.setByName("login_res", "true");
if (!ServerPage.serverModel.isFileTransfer) {
_toAndroidStartCapture();
}
ServerPage.serverModel.setPeer(true);
Navigator.of(alertContext).pop();
}),
TextButton(
child: Text("不接受"),
onPressed: () {
FFI.setByName("login_res", "false");
Navigator.of(alertContext).pop();
})
],
);
});
debugPrint("alert done");
loginReqAlertCtx = null;
}
clearLoginReqAlert(){
if (loginReqAlertCtx!=null){
Navigator.of(loginReqAlertCtx).pop();
ServerPage.serverModel.updateClientState();
}
}
class PermissionRow extends StatelessWidget {
PermissionRow(this.name, this.isOk, this.onPressed);
final String name;
final bool isOk;
final VoidCallback onPressed;
@override
Widget build(BuildContext context) {
return Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
Text.rich(TextSpan(children: [
TextSpan(
text: name + ": ",
style: TextStyle(fontSize: 16.0, color: MyTheme.accent50)),
TextSpan(
text: isOk ? "已开启" : "未开启",
style: TextStyle(
fontSize: 16.0, color: isOk ? Colors.green : Colors.grey)),
])),
TextButton(
onPressed: isOk ? null : onPressed,
child: const Text(
"去开启",
style: TextStyle(fontWeight: FontWeight.bold),
)),
],
);
}
}
class ConnectionManager extends StatelessWidget {
@override
Widget build(BuildContext context) {
final serverModel = Provider.of<ServerModel>(context);
var info =
"${serverModel.peerName != "" ? serverModel.peerName : "NA"}-${serverModel.peerID != "" ? serverModel.peerID : "NA"}";
return serverModel.isPeerStart
? myCard(Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
cardTitle("当前连接"),
Padding(
padding: EdgeInsets.symmetric(vertical: 5.0),
child: Text(info, style: TextStyle(color: Colors.grey)),
),
ElevatedButton.icon(
style: ButtonStyle(
backgroundColor: MaterialStateProperty.all(Colors.red)),
icon: Icon(Icons.close),
onPressed: () {
FFI.setByName("close_conn");
// _toAndroidStopCapture();
serverModel.setPeer(false);
},
label: Text("断开连接"))
],
))
: SizedBox.shrink();
}
}
Widget cardTitle(String text) {
return Padding(
padding: EdgeInsets.symmetric(vertical: 5.0),
child: Text(
text,
style: TextStyle(
fontFamily: 'WorkSans',
fontWeight: FontWeight.bold,
fontSize: 22,
color: MyTheme.accent80,
),
));
}
Widget myCard(Widget child) {
return Container(
width: double.maxFinite,
child: Card(
margin: EdgeInsets.fromLTRB(15.0, 15.0, 15.0, 0),
child: Padding(
padding: EdgeInsets.symmetric(vertical: 15.0, horizontal: 30.0),
child: child,
),
));
}
Future<Null> _toAndroidInitService() async {
bool res = await toAndroidChannel.invokeMethod("init_service");
FFI.setByName("start_service");
debugPrint("_toAndroidInitService:$res");
}
Future<Null> _toAndroidStartCapture() async {
bool res = await toAndroidChannel.invokeMethod("start_capture");
debugPrint("_toAndroidStartCapture:$res");
}
// Future<Null> _toAndroidStopCapture() async {
// bool res = await toAndroidChannel.invokeMethod("stop_capture");
// debugPrint("_toAndroidStopCapture:$res");
// }
Future<Null> _toAndroidStopService() async {
FFI.setByName("close_conn");
ServerPage.serverModel.setPeer(false);
bool res = await toAndroidChannel.invokeMethod("stop_service");
FFI.setByName("stop_service");
debugPrint("_toAndroidStopSer:$res");
}
Future<Null> _toAndroidInitInput() async {
bool res = await toAndroidChannel.invokeMethod("init_input");
debugPrint("_toAndroidInitInput:$res");
}