webview_flutter_plus

Contents

About

webview_flutter_plus is a powerful extension of webview_flutter. This package helps to load Local HTML, CSS and Javascript content from Assets or Strings via a local server. This inherits all features of webview_flutter with minor API changes in WebViewController.

Do check flutter_tex an implementation of this package.

Features

  • Load Local HTML, CSS and Javascript (and all kind of web) content from Assets via a local server.
  • Get WebViewWidget height to render in a ListView.
  • onLoaded event from Javascript window.onload.

How to use?

1: Add this to your package's pubspec.yaml file:

dependencies:
  webview_flutter_plus: ^0.4.6

2: You can install packages from the command line:

$ flutter packages get

Alternatively, your editor might support flutter packages get. Check the docs for your editor to learn more.

3: Now you need to put the following implementations in Android and iOS respectively.

Android

Make sure to add this line android:usesCleartextTraffic="true" in your <project-directory>/android/app/src/main/AndroidManifest.xml under application like this.

<application
       android:usesCleartextTraffic="true">
</application>

Required Permissions are:

    <uses-permission android:name="android.permission.INTERNET" />
    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
    <uses-permission android:name="android.permission.WAKE_LOCK" />

iOS

Add following code in your <project-directory>/ios/Runner/Info.plist

<key>NSAppTransportSecurity</key>
  <dict>
    <key>NSAllowsArbitraryLoads</key> <true/>
  </dict>
<key>io.flutter.embedded_views_preview</key> <true/>

4: Now in your Dart code, you can use:

import 'package:webview_flutter_plus/webview_flutter_plus.dart';

5: Now you can use WebViewPlus as a widget:

Example

Please check example/lib/main.dart

Libraries

webview_flutter_plus