react-native-webview
Advanced tools
Package description
The react-native-webview package is a powerful tool for embedding web content into a React Native application. It allows developers to render web pages, handle navigation, and interact with web content using JavaScript. This package is highly customizable and supports various features such as injecting JavaScript, handling navigation events, and more.
Basic WebView
This feature allows you to embed a basic web page within your React Native application. The WebView component takes a source prop that specifies the URL of the web page to be loaded.
import React from 'react';
import { WebView } from 'react-native-webview';
const MyWebView = () => (
<WebView
source={{ uri: 'https://www.example.com' }}
style={{ marginTop: 20 }}
/>
);
export default MyWebView;Injecting JavaScript
This feature allows you to inject JavaScript into the web page being loaded. The injectedJavaScript prop takes a string of JavaScript code that will be executed once the page has loaded.
import React from 'react';
import { WebView } from 'react-native-webview';
const MyWebView = () => (
<WebView
source={{ uri: 'https://www.example.com' }}
injectedJavaScript={"document.body.style.backgroundColor = 'red';"}
style={{ marginTop: 20 }}
/>
);
export default MyWebView;Handling Navigation Events
This feature allows you to handle navigation events within the WebView. The onNavigationStateChange prop takes a function that will be called whenever the navigation state changes, providing details about the navigation event.
import React from 'react';
import { WebView } from 'react-native-webview';
const MyWebView = () => (
<WebView
source={{ uri: 'https://www.example.com' }}
onNavigationStateChange={(navState) => {
console.log('Navigation state changed:', navState);
}}
style={{ marginTop: 20 }}
/>
);
export default MyWebView;The react-native-webkit package provides a WebKit-based WebView for React Native applications. It offers similar functionalities to react-native-webview, such as rendering web content and handling navigation events. However, it is less popular and has fewer community contributions compared to react-native-webview.
The react-native-inappbrowser-reborn package allows you to open web content in an in-app browser. It provides a more native feel compared to a WebView and supports features like custom animations and toolbar customization. However, it is not as flexible as react-native-webview for embedding web content directly within your application.
Readme
android webview for react-native
npm install --save react-native-webview
// file: android/settings.gradle
...
include ':reactwebview', ':app'
project(':reactwebview').projectDir = new File(rootProject.projectDir, '../node_modules/react-native-webview')
// if there are more library
// include ':app' , ':libraryone' , ':librarytwo' , 'more...'
// project(':libraryonename').projectDir = new File(rootProject.projectDir, '../node_modules/libraryonemodule')
// project(':librarytwoname').projectDir = new File(rootProject.projectDir, '../node_modules/librarytwomodule')
// more..
// file: android/app/build.gradle
...
dependencies {
...
compile project(':reactwebview')
}
...
import com.heng.wheel.WheelPackage;
public class MainActivity extends Activity implements DefaultHardwareBackBtnHandler {
private ReactInstanceManager mReactInstanceManager;
private ReactRootView mReactRootView;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
mReactRootView = new ReactRootView(this);
mReactInstanceManager = ReactInstanceManager.builder()
.setApplication(getApplication())
.setBundleAssetName("index.android.bundle")
.setJSMainModuleName("index.android")
.addPackage(new MainReactPackage())
.addPackage(new WebViewPackage()) // register webview package
.setUseDeveloperSupport(BuildConfig.DEBUG)
.setInitialLifecycleState(LifecycleState.RESUMED)
.build();
...
}
...
// file: index.android.js
var React = require('react-native');
var {
AppRegistry,
StyleSheet,
ToastAndroid,
} = React;
var WebView = require('react-native-webview');
var WebViewTest = React.createClass({
goBack: function() {
this.refs.webview.goBack();
},
goForward: function() {
this.refs.webview.goForward();
},
reload: function() {
this.refs.webview.reload();
},
_onNavigationStateChange: function(event) {
ToastAndroid.show(event.canGoBack + '',ToastAndroid.SHORT);
ToastAndroid.show(event.canGoForward + '',ToastAndroid.SHORT);
ToastAndroid.show(event.url ,ToastAndroid.SHORT);
ToastAndroid.show(event.title ,ToastAndroid.SHORT);
ToastAndroid.show(event.loading + '',ToastAndroid.SHORT);
},
render: function() {
var reqUrl = "https://github.com/";
return (
<WebView
ref='webview'
automaticallyAdjustContentInsets={true}
url={reqUrl}
javaScriptEnabledAndroid={true}
onNavigationStateChange={this._onNavigationStateChange}
style={styles.webview}/>
);
}
});
var styles = StyleSheet.create({
webview: {
flex: 1,
},
});
...
// file: react-native-wheel/build.gradle
android {
compileSdkVersion 23 //@
buildToolsVersion "23.0.1" //@
defaultConfig {
minSdkVersion 16
targetSdkVersion 22 //@
}
}
dependencies {
compile 'com.facebook.react:react-native:0.16.1' //@
}
FAQs
Unknown package
We found that react-native-webview demonstrated a healthy version release cadence and project activity because the last version was released less than a year ago. It has 0 open source maintainers collaborating on the project.
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