private void initWebView() {
webView = new WebView(this);
WebSettings webSettings = webView.getSettings();
//设置支持javaScript脚步语言
webSettings.setJavaScriptEnabled(true);
//支持双击-前提是页面要支持才显示
webSettings.setUseWideViewPort(true);
//支持缩放按钮-前提是页面要支持才显示
webSettings.setBuiltInZoomControls(true);
//设置客户端-不跳转到默认浏览器中
webView.setWebViewClient(new WebViewClient());
//加载网络资源
//webView.loadUrl("http://atguigu.com/teacher.shtml");
webView.loadUrl("file:///android_asset/JavaAndJavaScriptCall.html");
//显示页面
setContentView(webView);
}
<html>
<head>
<meta http-equiv="Content-Type" content="text/html;charset=UTF-8">
<script type="text/javascript">
function javaCallJs(){
document.getElementById("content").innerHTML +=
"<br\>java调用了js无参函数";
}
function javaCallJs(arg){
document.getElementById("content").innerHTML =
("欢迎:"+arg );
}
function showDialog(){
alert("谷粉们你好,我是来自javascript");
}
</script>
</head>
<body>
<div align="left" id="content"> 谷粉</div>
<input type="button" value="点击Android被调用" onclick="window.Android.showToast()" />
</body>
</html>
/**
* Java调用javaScript
* @param numebr
*/
private void login(String numebr) {
webView.loadUrl("javascript:javaCallJs("+"'"+numebr+"'"+")");
setContentView(webView);
}
/**
* js可以调用该类的方法
*/
class AndroidAndJSInterface{
@JavascriptInterface
public void showToast(){
Toast.makeText(JavaAndJSActivity.this, "我被js调用了", Toast.LENGTH_SHORT).show();
}
}
//与此同时需要在webview当中注册,后面的“Android”与html中的对应:
webView.addJavascriptInterface(new AndroidAndJSInterface(),"Android");
//html里的点击事件实现:<br>
<input type="button" value="点击Android被调用" onclick="window.Android.showToast()" />
<?xml version="1.0" encoding="utf-8"?> <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent" tools:context="com.atguigu.androidandh5.JsCallJavaVideoActivity"> <WebView android:id="@+id/webview" android:layout_width="match_parent" android:layout_height="match_parent"/> </RelativeLayout>
public class JsCallJavaVideoActivity extends Activity {
private WebView webView;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_js_call_java_video);
webView = (WebView) findViewById(R.id.webview);
WebSettings webSettings = webView.getSettings();
//设置支持javaScript脚步语言
webSettings.setJavaScriptEnabled(true);
//支持双击-前提是页面要支持才显示
// webSettings.setUseWideViewPort(true);
//支持缩放按钮-前提是页面要支持才显示
webSettings.setBuiltInZoomControls(true);
//设置客户端-不跳转到默认浏览器中
webView.setWebViewClient(new WebViewClient());
//加载网络资源
// webView.loadUrl("http://atguigu.com/teacher.shtml");
webView.loadUrl("file:///android_asset/RealNetJSCallJavaActivity.htm");
}
}
//加载本地资源
webView.loadUrl("file:///android_asset/RealNetJSCallJavaActivity.htm");
url = "/mobiles/interActive/65411";
var videourl = "http://10.0.2.2:8080/yellow.mp4";
var itemid = "65411";
var itemdesc = "1级单杀小龙,5级单杀峡谷先锋!";
var itempic = "http://avatar.anzogame.com/pic_v1/lol/news/20160507/spic65411h572d6eaf.jpg";
var itemtitle = "6.9玛尔扎哈OP套路教程";
var obj_play = document.getElementById('play');
var obj_download = document.getElementById('download');
if(obj_play != null) {
obj_play.ontouchstart = function() {
this.className = 'inter_click';
javascript:android.playVideo(itemid, videourl, itemtitle);
ajaxrequest('/stat/item', "POST", true, {type:'play', id:itemid});
}
obj_play.ontouchend = function() {
this.className = 'inter';
}
}
//设置支持js调用java webView.addJavascriptInterface(new AndroidAndJSInterface(),"android");
class AndroidAndJSInterface {
/**
* 该方法将被js调用
* @param id
* @param videoUrl
* @param tile
*/
@JavascriptInterface
public void playVideo(int id,String videoUrl,String tile){
//调起系统所有播放器
Intent intent = new Intent();
intent.setDataAndType(Uri.parse(videoUrl),"video/*");
startActivity(intent);
}
}
<?xml version="1.0" encoding="utf-8"?> <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent" tools:context="com.atguigu.androidandh5.JsCallJavaVideoActivity"> <WebView android:id="@+id/webview" android:layout_width="match_parent" android:layout_height="match_parent"/> </RelativeLayout>
private WebView webView;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_js_call_java_video);
webView = (WebView) findViewById(R.id.webview);
WebSettings webSettings = webView.getSettings();
//设置支持javaScript脚步语言
webSettings.setJavaScriptEnabled(true);
//支持双击-前提是页面要支持才显示
// webSettings.setUseWideViewPort(true);
//支持缩放按钮-前提是页面要支持才显示
webSettings.setBuiltInZoomControls(true);
//设置客户端-不跳转到默认浏览器中
webView.setWebViewClient(new WebViewClient());
//设置支持js调用java
webView.addJavascriptInterface(new AndroidAndJSInterface(), "Android");
//加载本地资源
// webView.loadUrl("http://atguigu.com/teacher.shtml");
webView.loadUrl("file:///android_asset/JsCallJavaCallPhone.html");
}
//加载本地资源
// webView.loadUrl("http://atguigu.com/teacher.shtml");
webView.loadUrl([url=file:///android_asset/JsCallJavaCallPhone.html]file:///android_asset/JsCallJavaCallPhone.html[/url]);
class AndroidAndJSInterface {
/**
* 该方法将被js调用,用于加载数据
*/
@JavascriptInterface
public void showcontacts() {
// 下面的代码建议在子线程中调用
String json = "[{\"name\":\"阿福\", \"phone\":\"18600012345\"}]";
// 调用JS中的方法
webView.loadUrl("javascript:show('" + json + "')");
}
}
class AndroidAndJSInterface {
/**
* 该方法将被js调用,用于加载数据
*/
@JavascriptInterface
public void showcontacts() {
// 下面的代码建议在子线程中调用
String json = "[{\"name\":\"阿福\", \"phone\":\"18600012345\"}]";
// 调用JS中的方法
webView.loadUrl("javascript:show('" + json + "')");
}
/**
* 拨打电话
* @param phone
*/
public void call(String phone) {
Intent intent = new Intent(Intent.ACTION_CALL, Uri.parse("tel:" + phone));
// startActivity(intent);
}
}
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
<script type="text/javascript">
function show(jsondata){
var jsonobjs = eval(jsondata);
var table = document.getElementById("personTable");
for(var y=0; y<jsonobjs.length; y++){
var tr = table.insertRow(table.rows.length);
var td1 = tr.insertCell(0);
var td2 = tr.insertCell(1);
td2.align = "center";
td1.innerHTML = jsonobjs[y].name;
td2.innerHTML = "<a href='javascript:Android.call(\""+ jsonobjs[y].phone+ "\")'>"+ jsonobjs[y].phone+ "</a>";
}
}
</script>
</head>
<body onload="javascript:Android.showcontacts()">
<table border="0" width="100%" id="personTable" cellspacing="0">
<tr>
<td width="30%">姓名</td>
<td align="center">电话</td>
</tr>
</table>
</body>
</html>
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