Android中javascript和java互相调用
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2024-01-06 21:55:22
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http://www.jb51.net/article/59951.htm
mWebview = (WebView) findViewById(R.id.web_view);
mWebview.getSettings().setJavaScriptEnabled(true);
mWebview.getSettings().setDefaultTextEncodingName("UTF-8");
mWebview.setWebChromeClient(new WebChromeClient() {});
mWebview.setWebViewClient(new WebViewClient() {
@Override
public void onPageFinished(WebView view, String url) {
super.onPageFinished(view, url);
String json = "[{\"name\":\"zxx\", \"amount\":\"9999999\", \"phone\":\"18600012345\"}]";
mWebview.loadUrl("javascript:show('" + json + "')");
}
});
mWebview.addJavascriptInterface(new WebActor(ActivitiesActivity.this), "contact");
mWebview.loadUrl("file:///android_asset/index.html");
public class WebActor {
private Activity context;
public WebActor(Activity context) {
this.context = context;
}
@JavascriptInterface
public void call(String phone) {
// startActivity(new Intent(Intent.ACTION_CALL, Uri.parse("tel:" + phone)));
context.runOnUiThread(new Runnable() {
@Override
public void run() {
// TODO Auto-generated method stub
PromptManager.showToast(context, "拨打电话1212");
}
});
}
}
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<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";
var td3 = tr.insertCell(2);
td3.align = "center";
td1.innerHTML = jsonobjs[y].name;
td2.innerHTML = jsonobjs[y].amount;
td3.innerHTML = "<a href='javascript:contact.call(\""+ jsonobjs[y].phone+ "\")'>"+ jsonobjs[y].phone+ "</a>";
}
}
</script>
</head>
<body onload="javascript:contact.showcontacts()">
<table border="0" width="100%" id="personTable" cellspacing="0">
<tr>
<td width="30%">姓名</td>
<td width="30%" align="center">存款</td>
<td align="center">电话</td>
</tr>
</table>
</body>
</html>