在露天看台报告应用程序中,他们有一个带有 Youtube 视频的 WebView。当您按下全屏图标时,视频会全屏播放。我怎样才能做到这一点?它是服务器端问题还是 android 问题? 我只想补充一点,即使它是 youtube 视频,您看到的播放器也不是 youtube 播放器,而是另一个播放器。
编辑: youtube是一个组件是url页面。它不是 youtube 网页,所以我不能使用“shouldOveriteUrl”,而且,我不只是在谈论 youtube 视频,我在谈论任何视频组件。我可以在我的服务器上做一些事情,比如用另一个播放器或其他东西包装视频组件吗? 谢谢!
最佳答案
//试试这个将支付 Youtube 视频的示例 Activity
public class MyWebViewClient extends WebViewClient {
public Activity mActivity;
public MyWebViewClient(Activity activity,) {
super();
mActivity = activity;
}
@Override
public boolean shouldOverrideUrlLoading(WebView view, String url) {
Uri uri = Uri.parse(url);
if (uri.getHost().contains("youtube.com")) {
IntentUtils.viewYoutube(mActivity, url);
return true;
}
return false;
}
public static void viewYoutube(Context context, String url) {
IntentUtils.viewWithPackageName(context, url, "com.google.android.youtube");
}
public static void viewWithPackageName(Context context, String url, String packageName) {
try {
Intent viewIntent = new Intent(Intent.ACTION_VIEW, Uri.parse(url));
if (isAppInstalled(context, packageName)) {
viewIntent.setPackage(packageName);
}
context.startActivity(viewIntent);
} catch (Exception e) {
Intent viewIntent = new Intent(Intent.ACTION_VIEW, Uri.parse(url));
context.startActivity(viewIntent);
}
}
public static boolean isAppInstalled(Context context, String packageName) {
PackageManager packageManager = context.getPackageManager();
try {
packageManager.getPackageInfo(packageName, PackageManager.GET_ACTIVITIES);
return true;
} catch (NameNotFoundException e) {
}
return false;
}
@Override
public void onPageFinished(final WebView view, String url) {
String javascript = "javascript:" +
"var iframes = document.getElementsByTagName('iframe');" +
"for (var i = 0, l = iframes.length; i < l; i++) {" +
" var iframe = iframes[i]," +
" a = document.createElement('a');" +
" a.setAttribute('href', iframe.src);" +
" d = document.createElement('div');" +
" d.style.width = iframe.offsetWidth + 'px';" +
" d.style.height = iframe.offsetHeight + 'px';" +
" d.style.top = iframe.offsetTop + 'px';" +
" d.style.left = iframe.offsetLeft + 'px';" +
" d.style.position = 'absolute';" +
" d.style.opacity = '0';" +
" d.style.filter = 'alpha(opacity=0)';" +
" d.style.background = 'black';" +
" a.appendChild(d);" +
" iframe.offsetParent.appendChild(a);" +
"}";
view.loadUrl(javascript);
super.onPageFinished(view, url);
}
关于android - 如何在 webview 上播放视频,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/17081719/