Merge pull request alibaba#322 from alibaba/beta

Modify: web view 方法回退

Author: ryan730

lib/views/web_page/web_view_page.dart

@@ -4,15 +4,14 @@
 /// @Last Modified time: 2019-01-14 19:47:14
 
 import 'dart:core';
-import 'dart:math';
+
 import 'package:flutter/material.dart';
 import 'package:flutter_webview_plugin/flutter_webview_plugin.dart';
 
-import 'package:flutter_go/model/collection.dart';
+/// import 'package:flutter_go/model/collection.dart';
 import 'package:flutter_go/event/event_bus.dart';
 import 'package:flutter_go/event/event_model.dart';
 import 'package:flutter_go/api/api.dart';
-import 'package:flutter_go/routers/application.dart' show Application;
 
 class WebViewPage extends StatefulWidget {
   final String url;
@@ -22,21 +21,16 @@ class WebViewPage extends StatefulWidget {
   _WebViewPageState createState() => _WebViewPageState();
 }
 
-class _WebViewPageState extends State<WebViewPage> with AutomaticKeepAliveClientMixin{
-  @override
-  bool get wantKeepAlive => true;
-
+class _WebViewPageState extends State<WebViewPage> {
   final flutterWebviewPlugin = new FlutterWebviewPlugin();
 
   final GlobalKey<ScaffoldState> _scaffoldKey = GlobalKey<ScaffoldState>();
 
   @override
   void initState() {
     super.initState();
-    dialog = dialogContext(false);
 
     flutterWebviewPlugin.onUrlChanged.listen((String url) {
-
       print('url change:$url');
       if (url.indexOf('loginSuccess') > -1) {
         String urlQuery = url.substring(url.indexOf('?') + 1);
@@ -68,75 +62,21 @@ class _WebViewPageState extends State<WebViewPage> with AutomaticKeepAliveClient
         flutterWebviewPlugin.close();
       }
     });
-    flutterWebviewPlugin.onStateChanged.listen((state) async {
-      print('url state:$state');
-      if(state.type == WebViewState.finishLoad) {
-      }
-    });
   }
 
-  Widget dialogContext(bool isShow){
-    if(!isShow){
-      return Container(child:Text(""));
-    }
-    return Container(
-        height: 200,
-        child: Column(
-            mainAxisAlignment: MainAxisAlignment.start,
-            children: <Widget>[
-              SizedBox(height: 20),
-              Row(
-                  mainAxisAlignment: MainAxisAlignment.spaceAround,
-                  children: <Widget>[
-                    Text('分享到',style: TextStyle(fontSize:16,color: Colors.deepOrange)),
-                    FlatButton(
-                        child: Text('取消',style: TextStyle(fontSize:16,color: Colors.black45),),
-                        onPressed: (){
-                          setState(() {
-                            dialog = dialogContext(false);
-
-                          });
-                        }
-                    )
-                  ]
-              )
-            ])
-    );
-  }
-
-  Container dialog;
   @override
   Widget build(BuildContext context) {
     return Scaffold(
-        key: _scaffoldKey,
-        appBar: AppBar(
-          title: Text(widget.title),
-//          actions: <Widget>[
-//            IconButton(
-//              icon: Icon(Icons.announcement),
-//              onPressed: () {
-//                /// flutterWebviewPlugin.evalJavascript("alert('Flutter Go H5 版本')");
-//                setState(() {
-//                  dialog = dialogContext(true);
-//                });
-//              },
-//            )
-//          ],
-        ),
-        body: WebviewScaffold(
-          url: widget.url,
-          withZoom: true,
-          withLocalStorage: true,
-          withJavascript: true,
-          userAgent: "Mozilla/5.0 (Linux; Android 6.0; Nexus 5 Build/MRA58N) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/62.0.3202.94 Mobile Safari/537.36",
-          bottomNavigationBar:dialog,
-          initialChild: Container(
-            color: Colors.white,
-            child: const Center(
-              child: Text("Loading...."),
-            ),
-          ),
-        ));
-
+      key: _scaffoldKey,
+      appBar: AppBar(
+        title: Text(widget.title),
+      ),
+      body: WebviewScaffold(
+        url: widget.url,
+        withZoom: false,
+        withLocalStorage: true,
+        withJavascript: true,
+      ),
+    );
   }
 }