flutter_inappwebview:
git:
url: /pichillilorenzo/flutter_inappwebview.git
ref: master
工作演示
完整代码import 'package:flutter/material.dart';
import 'package:flutter_inappwebview/flutter_inappwebview.dart';
class InAppWebViewExampleScreen extends StatefulWidget {
@override
_InAppWebViewExampleScreenState createState() =>
new _InAppWebViewExampleScreenState();
}
class _InAppWebViewExampleScreenState extends State {
InAppWebViewController webView;
String url = "";
double progress = 0;
@override
void initState() {
super.initState();
}
@override
void dispose() {
super.dispose();
}
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(title: Text("InAppWebView")),
//drawer: myDrawer(context: context),
body: SafeArea(
child: Column(children: [
Container(
padding: EdgeInsets.all(20.0),
child: Text(
"CURRENT URL\n${(url.length > 50) ? url.substring(0, 50) + "..." : url}"),
),
Container(
padding: EdgeInsets.all(10.0),
child: progress < 1.0
? LinearProgressIndicator(value: progress)
: Container()),
Expanded(
child: Container(
margin: const EdgeInsets.all(10.0),
decoration:
BoxDecoration(border: Border.all(color: Colors.blueAccent)),
child: InAppWebView(
initialUrl: "https://flutter.dev/", //"https://flutter.dev/",
//initialFile: "assets/index.html",
initialHeaders: {},
initialOptions: InAppWebViewWidgetOptions(
crossPlatform: InAppWebViewOptions(
debuggingEnabled: true,
)
),
onWebViewCreated: (InAppWebViewController controller) {
webView = controller;
},
onLoadStart: (InAppWebViewController controller, String url) {
print("onLoadStart $url");
setState(() {
this.url = url;
});
},
onLoadStop:
(InAppWebViewController controller, String url) async {
print("onLoadStop $url");
setState(() {
this.url = url;
});
/*var origins = await WebStorageManager.instance().android.getOrigins();
for (var origin in origins) {
print(origin);
print(await WebStorageManager.instance().android.getQuotaForOrigin(origin: origin.origin));
print(await WebStorageManager.instance().android.getUsageForOrigin(origin: origin.origin));
}
await WebStorageManager.instance().android.deleteAllData();
print("\n\nDELETED\n\n");
origins = await WebStorageManager.instance().android.getOrigins();
for (var origin in origins) {
print(origin);
await WebStorageManager.instance().android.deleteOrigin(origin: origin.origin);
}*/
/*var records = await WebStorageManager.instance().ios.fetchDataRecords(dataTypes: IOSWKWebsiteDataType.ALL);
for(var record in records) {
print(record);
}
await WebStorageManager.instance().ios.removeDataModifiedSince(dataTypes: IOSWKWebsiteDataType.ALL, date: DateTime(0));
print("\n\nDELETED\n\n");
records = await WebStorageManager.instance().ios.fetchDataRecords(dataTypes: IOSWKWebsiteDataType.ALL);
for(var record in records) {
print(record);
}*/
},
onProgressChanged:
(InAppWebViewController controller, int progress) {
setState(() {
this.progress = progress / 100;
});
},
/*onUpdateVisitedHistory: (InAppWebViewController controller, String url, bool androidIsReload) {
print("onUpdateVisitedHistory $url");
setState(() {
this.url = url;
});
},*/
),
),
),
ButtonBar(
alignment: MainAxisAlignment.center,
children: [
RaisedButton(
child: Icon(Icons.arrow_back),
onPressed: () {
if (webView != null) {
webView.goBack();
}
},
),
RaisedButton(
child: Icon(Icons.arrow_forward),
onPressed: () {
if (webView != null) {
webView.goForward();
}
},
),
RaisedButton(
child: Icon(Icons.refresh),
onPressed: () {
if (webView != null) {
webView.reload();
}
},
),
],
),
])));
}
}
void main() => runApp(MyApp());
class MyApp extends StatelessWidget {
// This widget is the root of your application.
@override
Widget build(BuildContext context) {
return MaterialApp(
title: 'Flutter Demo',
theme: ThemeData(
primarySwatch: Colors.blue,
),
home: InAppWebViewExampleScreen(),
);
}
}
