Для приложения понадобился встроенный браузер. Суть - показ в разделе "Помощь" различное видео(не только youtube - так что использовать youtube api нет смысла.). Никаких autoplay не надо. Просто открыть ссылку в браузере и пусть пользователь сам решает смотреть/не смотреть.
В Манифесте
<?xml version="1.0" encoding="utf-8"?>
<application
...
android:hardwareAccelerated="true"
...>
</application>
MainActivity
public class MainActivity extends Activity {
private WebView webView;
private FrameLayout customViewContainer;
private WebChromeClient.CustomViewCallback customViewCallback;
private View mCustomView;
private myWebChromeClient mWebChromeClient;
private myWebViewClient mWebViewClient;
@SuppressLint("SetJavaScriptEnabled")
@SuppressWarnings("deprecation")
public static void clearCookies(Context context)
{
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP_MR1) {
CookieManager.getInstance().removeAllCookies(null);
CookieManager.getInstance().flush();
} else
{
CookieSyncManager cookieSyncMngr=CookieSyncManager.createInstance(context);
cookieSyncMngr.startSync();
CookieManager cookieManager=CookieManager.getInstance();
cookieManager.removeAllCookie();
cookieManager.removeSessionCookie();
cookieSyncMngr.stopSync();
cookieSyncMngr.sync();
}
}
@Override
@JavascriptInterface
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
customViewContainer = (FrameLayout) findViewById(R.id.customViewContainer);
webView = (WebView) findViewById(R.id.webView);
webView.clearCache(true);
webView.clearHistory();
clearCookies(this);
mWebViewClient = new myWebViewClient();
webView.setWebViewClient(mWebViewClient);
mWebChromeClient = new myWebChromeClient();
webView.setWebChromeClient(mWebChromeClient);
webView.getSettings().setJavaScriptEnabled(true);
webView.getSettings().setJavaScriptCanOpenWindowsAutomatically(true);
webView.getSettings().setSupportMultipleWindows(true);
webView.getSettings().setBuiltInZoomControls(true);
webView.getSettings().setSupportZoom(true);
webView.getSettings().setDomStorageEnabled(true);
webView.getSettings().setPluginState(WebSettings.PluginState.ON);
if (savedInstanceState == null)
{
webView.loadUrl("https://www.youtube.com/watch?v=7mOduxyaZp4");
} else {
webView.restoreState(savedInstanceState);
}
}
@Override
protected void onSaveInstanceState(Bundle outState )
{
super.onSaveInstanceState(outState);
webView.saveState(outState);
}
@Override
protected void onRestoreInstanceState(Bundle savedInstanceState)
{
super.onRestoreInstanceState(savedInstanceState);
webView.restoreState(savedInstanceState);
}
public boolean inCustomView() {
return (mCustomView != null);
}
public void hideCustomView() {
mWebChromeClient.onHideCustomView();
}
@Override
protected void onPause() {
super.onPause(); //To change body of overridden methods use File | Settings | File Templates.
webView.onPause();
}
@Override
protected void onResume() {
super.onResume(); //To change body of overridden methods use File | Settings | File Templates.
webView.onResume();
}
@Override
protected void onStop() {
super.onStop(); //To change body of overridden methods use File | Settings | File Templates.
if (inCustomView()) {
hideCustomView();
}
}
@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
if (keyCode == KeyEvent.KEYCODE_BACK) {
if (inCustomView()) {
hideCustomView();
return true;
}
if ((mCustomView == null) && webView.canGoBack()) {
webView.goBack();
return true;
}
}
return super.onKeyDown(keyCode, event);
}
class myWebChromeClient extends WebChromeClient {
@Override
public void onShowCustomView(View view,CustomViewCallback callback) {
// if a view already exists then immediately terminate the new one
if (mCustomView != null) {
callback.onCustomViewHidden();
return;
}
mCustomView = view;
webView.setVisibility(View.GONE);
customViewContainer.setVisibility(View.VISIBLE);
customViewContainer.addView(view);
customViewCallback = callback;
}
@Override
public void onHideCustomView() {
super.onHideCustomView();
if (mCustomView == null)
return;
webView.setVisibility(View.VISIBLE);
customViewContainer.setVisibility(View.GONE);
mCustomView.setVisibility(View.GONE);
customViewContainer.removeView(mCustomView);
customViewCallback.onCustomViewHidden();
mCustomView = null;
}
}
class myWebViewClient extends WebViewClient {
private String mUrl;
private final long LOADING_ERROR_TIMEOUT = TimeUnit.SECONDS.toMillis(45);
private WeakReference<WebView> mReference;
private boolean mLoadingFinished = false;
private boolean mLoadingError = false;
private long mLoadingStartTime = 0;
// Helps to handle case when onReceivedError get called before onPageStarted
// Problem cached on Nexus 7; Android 5
private String mOnErrorUrl;
private String removeLastSlash(String url) {
while (url.endsWith("/")) {
url = url.substring(0, url.length() - 1);
}
return url;
}
private boolean startsWith(String str, String prefix) {
return str != null && prefix != null && str.startsWith(prefix);
}
private final Runnable mPageLoadingTimeoutHandlerTask = new Runnable() {
@Override
public void run() {
mUrl = null;
mLoadingFinished = true;
long loadingTime = System.currentTimeMillis() - mLoadingStartTime;
if (mReference != null) {
WebView webView = mReference.get();
if (webView != null) {
webView.stopLoading();
}
}
}
};
@Override
public void onReceivedError(WebView view, int errorCode, String description, String url) {
if (mUrl != null && !mLoadingError) {
mLoadingError = true;
} else {
mOnErrorUrl = removeLastSlash(url);
}
}
@Override
public boolean shouldOverrideUrlLoading(WebView view, String url) {
url = removeLastSlash(url);
if (!startsWith(url, mUrl) && !mLoadingFinished) {
mUrl = null;
onPageStarted(view, url, null);
}
return false;
}
@Override
public void onPageStarted(WebView view, String url, Bitmap favIcon) {
url = removeLastSlash(url);
if (startsWith(url, mOnErrorUrl)) {
mUrl = url;
mLoadingError = true;
mLoadingFinished = false;
onPageFinished(view, url);
}
if (mUrl == null) {
mUrl = url;
mLoadingError = false;
mLoadingFinished = false;
mLoadingStartTime = System.currentTimeMillis();
view.removeCallbacks(mPageLoadingTimeoutHandlerTask);
view.postDelayed(mPageLoadingTimeoutHandlerTask, LOADING_ERROR_TIMEOUT);
mReference = new WeakReference<>(view);
}
}
public void onData(String value) {
//.. do something with the data
}
@JavascriptInterface
@Override
public void onPageFinished(final WebView view, String url) {
url = removeLastSlash(url);
if (startsWith(url, mUrl) && !mLoadingFinished) {
mLoadingFinished = true;
view.removeCallbacks(mPageLoadingTimeoutHandlerTask);
mOnErrorUrl = null;
mUrl = null;
Log.e("UA",view.getSettings().getUserAgentString());
} else if (mUrl == null) {
// On some devices (e.g. Lg Nexus 5) onPageStarted sometimes not called at all
// The only way I found to fix it is to reset WebViewClient
view.setWebViewClient(new myWebViewClient());
mLoadingFinished = true;
}
}
}
}
в версиях выше 4.4.4 после нажатия на play получаю такое
И пытается загрузить до бескончености
Спасибо!
