Try this: Try call webtv.*destroy()* in your onDestroy() method. I'm just
guessing here, but it's worth a try.
On a side-note: Don't call 'this.finish()' in your onPause() method. That
is usually bad news.
On Friday, October 5, 2012 1:41:37 PM UTC-4, Power Android wrote:
>
>
> In my webview I have loaded a URL which have an embeded video player of
> a tv channel live stream. It is working correctly in all the OS version of
> Android except ICS(4). First time It plays the video well, but when I go
> back and come again in that page containing the video then the video doesnt
> loads and shows a blank white page. If I force stop the app from the
> application setting and start the app again then It runs well then appears
> white screen again as usual, I have implemented a lot of tactics and this
> is the latest , I am totally stuck here:
>
>
>
> public class Livetvwebview extends Activity {
>
> RelativeLayout a;
> WebView webtv;
> String url;
> VideoView video;
> WChromeClient chromeClient;
> WebViewClient wvClient;
>
> @Override
> protected void onCreate(Bundle savedInstanceState) {
> // TODO Auto-generated method stub
> super.onCreate(savedInstanceState);
> // requestWindowFeature(Window.FEATURE_NO_TITLE);
> getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,
> WindowManager.LayoutParams.FLAG_FULLSCREEN);
> getWindow().requestFeature(Window.FEATURE_PROGRESS);
> setContentView(R.layout.livewebview);
> Toast.makeText(getApplicationContext(),
> "Channel is loading..This may take upto a minute",
> Toast.LENGTH_LONG).show();
> url = getIntent().getStringExtra("tvchannel");
> Log.i("TVURL", url);
> webtv = (WebView) findViewById(R.id.webViewlive);
> webtv.clearCache(true);
> webtv.loadUrl(url);
>
> webtv.getSettings().setLoadWithOverviewMode(true);
> webtv.getSettings().setUseWideViewPort(true);
>
> webtv.setScrollBarStyle(WebView.SCROLLBARS_OUTSIDE_OVERLAY);
>
> webtv.setWebChromeClient(new WChromeClient());
> webtv.setWebViewClient(new myWebClient());
> webtv.getSettings().setJavaScriptEnabled(true);
>
> webtv.getSettings().setPluginState(PluginState.ON);
>
> webtv.getSettings().setDomStorageEnabled(true);
> }
>
>
>
> public class myWebClient extends WebViewClient {
> @Override
> public void onPageStarted(WebView view, String url, Bitmap favicon) {
> // TODO Auto-generated method stub
>
> super.onPageStarted(view, url, favicon);
>
> }
>
> @Override
> public boolean shouldOverrideUrlLoading(WebView view, String url) {
> // TODO Auto-generated method stub
>
> view.loadUrl(url);
>
> return true;
> }
>
> @Override
> public void onPageFinished(WebView view, String url) {
> // TODO Auto-generated method stub
> super.onPageFinished(view, url);
>
> }
> }
>
> @SuppressLint("NewApi")
> @Override
> protected void onPause() {
> // TODO Auto-generated method stub
> WebSettings webSettings = webtv.getSettings();
> webSettings.setCacheMode(WebSettings.LOAD_NO_CACHE);
> webtv.onPause();
> this.finish();
> super.onPause();
>
> }
>
> @SuppressLint("NewApi")
> @Override
> protected void onResume() {
>
>
>
> webtv.onResume();
> super.onResume();
>
> }
>
>
>
>
>
>
> @Override
> protected void onDestroy() {
> // TODO Auto-generated method stub
> // android.os.Process.killProcess(android.os.Process.myPid());
> Editor editor = getSharedPreferences("clear_cache",
> Context.MODE_PRIVATE).edit();
> editor.clear();
> editor.commit();
> trimCache(this);
>
> super.onDestroy();
> }
>
> class WChromeClient extends WebChromeClient {
> @Override
> public void onProgressChanged(WebView view, int progress) {
> Log.i("Method", "Onrogresschanged");
>
> Livetvwebview.this.setTitle("Loading...");
> Livetvwebview.this.setProgress(progress * 100);
> if (progress == 100)
> Livetvwebview.this.setTitle("LiveTv");
>
> }
>
> @Override
> public void onShowCustomView(View view, CustomViewCallback callback) {
> // TODO Auto-generated method stub
> super.onShowCustomView(view, callback);
> if (view instanceof FrameLayout) {
> FrameLayout frame = (FrameLayout) view;
> if (frame.getFocusedChild() instanceof VideoView) {
> webtv.setVisibility(View.GONE);
> video = (VideoView) frame.getFocusedChild();
> FrameLayout.LayoutParams par = new
> FrameLayout.LayoutParams(
> LayoutParams.MATCH_PARENT,
> LayoutParams.MATCH_PARENT);
> par.gravity = Gravity.CENTER_HORIZONTAL;
> video.setLayoutParams(par);
> frame.removeView(video);
> a.addView(video);
> video.setOnCompletionListener(new OnCompletionListener() {
>
> @Override
> public void onCompletion(MediaPlayer mp) {
> Toast.makeText(Livetvwebview.this,
> "Video completed", Toast.LENGTH_LONG)
> .show();
>
> }
> });
>
> video.setOnErrorListener(new OnErrorListener() {
>
> @Override
> public boolean onError(MediaPlayer mp, int what,
> int extra) {
> Toast.makeText(Livetvwebview.this,
> "Encountered some error",
> Toast.LENGTH_LONG)
> .show();
> return true;
> }
> });
> video.start();
> }
>
> }
>
> }
> }
>
> public static void trimCache(Context context) {
> try {
> File dir = context.getCacheDir();
> if (dir != null && dir.isDirectory()) {
> deleteDir(dir);
>
> }
> } catch (Exception e) {
> // TODO: handle exception
> }
> }
>
> public static boolean deleteDir(File dir) {
> if (dir != null && dir.isDirectory()) {
> String[] children = dir.list();
> for (int i = 0; i < children.length; i++) {
> boolean success = deleteDir(new File(dir, children[i]));
> if (!success) {
> return false;
> }
> }
> }
>
>
> return dir.delete();
> }
> }
>
> Can anyone help me please?
>
>
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