安卓代碼
public class JsCallJavaCallPhoneActivity 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();
//設(shè)置支持javaScript腳步語(yǔ)言
webSettings.setJavaScriptEnabled(true);
//支持雙擊-前提是頁(yè)面要支持才顯示
//? ? ? ? webSettings.setUseWideViewPort(true);
//支持縮放按鈕-前提是頁(yè)面要支持才顯示
webSettings.setBuiltInZoomControls(true);
//設(shè)置客戶端-不跳轉(zhuǎn)到默認(rèn)瀏覽器中
webView.setWebViewClient(new WebViewClient());
//設(shè)置支持js調(diào)用java
webView.addJavascriptInterface(new AndroidAndJSInterface(), "Android");
//加載本地資源
//? ? ? ? webView.loadUrl("http://atguigu.com/teacher.shtml");
webView.loadUrl("file:///android_asset/JsCallJavaCallPhone.html");
//? ? ? ? webView.loadUrl("http://10.0.2.2:8080/assets/JsCallJavaCallPhone.html");
}
class AndroidAndJSInterface {
/**
* 該方法將被js調(diào)用,用于加載數(shù)據(jù)
*/
@JavascriptInterface
public void showcontacts() {
// 下面的代碼建議在子線程中調(diào)用
String json = "[{\"name\":\"阿福\", \"phone\":\"18600012345\"}]";
// 調(diào)用JS中的方法
webView.loadUrl("javascript:show('" + json + "')");
}
@JavascriptInterface
public void call(String phone) {
Intent intent = new Intent(Intent.ACTION_CALL, Uri.parse("tel:" + phone));
if (ActivityCompat.checkSelfPermission(JsCallJavaCallPhoneActivity.this, Manifest.permission.CALL_PHONE) != PackageManager.PERMISSION_GRANTED) {
return;
}
startActivity(intent);
}
JS源碼
function show(jsondata){
var jsonobjs = eval(jsondata);
var table = document.getElementById("personTable");
for(var y=0; 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 = ""+ jsonobjs[y].phone+ "";
}
}
