如何从Android WebView JavascriptInterface调用admob非页内广告 [英] How to call admob Interstitial ad from android webview JavascriptInterface
本文介绍了如何从Android WebView JavascriptInterface调用admob非页内广告的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
我在从Webview调用android Admob非页内广告时遇到了问题。我没有任何适当的解决方案。最终,我找到了调用javascript插页式广告的解决方案。查看以下答案。
I was facing problem for calling android Admob interstitial from webview. I could not get any proper solution. Finally I figured out the solution to call the interstitial for javascript. Look into the below answer.
推荐答案
上述问题的解决方案
导入所有必需的软件包。 / p>
Solution for the above problem
Import all the required packages.
public class MainActivity extends AppCompatActivity {
WebView myWevView;
public InterstitialAd mInterstitialAd;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
getSupportActionBar().hide();
setContentView(R.layout.activity_main);
myWevView =(WebView)findViewById(R.id.myWevView);
WebSettings ws= myWevView.getSettings();
ws.setJavaScriptEnabled(true);
ws.setDomStorageEnabled(true);
myWevView.getSettings().setUseWideViewPort(true);
myWevView.addJavascriptInterface(new WebAppInterface(this), "Android");
myWevView.setWebViewClient(new WebViewClient());
myWevView.setWebChromeClient(new WebChromeClient());
myWevView.getSettings().setBuiltInZoomControls(true);
myWevView.loadUrl("file:///android_asset/index.html");
mInterstitialAd = new InterstitialAd(this);
mInterstitialAd.setAdUnitId("ca-app-pub-3940256099942544/1033173712");
mInterstitialAd.loadAd(new AdRequest.Builder().build());
mInterstitialAd.setAdListener(new AdListener(){
@Override
public void onAdLoaded(){
}
@Override
public void onAdClosed() {
// Load the next interstitial.
mInterstitialAd.loadAd(new AdRequest.Builder().build());
}
});
}
public void displayLoadedAd(){
runOnUiThread(new Runnable() {
public void run() {
if (mInterstitialAd.isLoaded()) {
mInterstitialAd.show();
mInterstitialAd.loadAd(new AdRequest.Builder().build());
}
else
Toast.makeText(getApplicationContext(), "Ad not loded", Toast.LENGTH_SHORT).show();
}
});
}
public class WebAppInterface {
Context mContext;
/** Instantiate the interface and set the context */
WebAppInterface(Context c) {
mContext = c;
}
@JavascriptInterface
public void showAdFromJs(){
Toast.makeText(mContext, "Loading Ad", Toast.LENGTH_SHORT).show();
displayLoadedAd();
}
}
//Controlling navigation
@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
if (event.getAction() == KeyEvent.ACTION_DOWN) {
switch (keyCode) {
case KeyEvent.KEYCODE_BACK:
if (myWevView.canGoBack()) {
myWevView.goBack();
}
else {
finish();
}
return true;
}
}
return super.onKeyDown(keyCode, event);
}
}
从javascript调用
calling from javascript
$("#btn1").click(function(){
Android.showAdFromJs();
});
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