android - Insert a button play/pause in WebView -

android - Insert a button play/pause in WebView -

there button in activity when clicked, opens reference alertdialog url internet. how can insert button play/pause in webview, or link layout file existing code? please help, i'm new this

public void showtrack(final string smetaout,string stitleout) { alertdialog.builder alert = new alertdialog.builder(this); alert.settitle(stitleout); webview wv = new webview(this); //setcontentview(r.layout.track_view); //wv = (webview) findviewbyid(r.id.trackview); log.d("my webview", "showtrack"); wv.getsettings().setjavascriptenabled(true); wv.loadurl(smetaout); wv.setwebviewclient(new webviewclient() { @override public boolean shouldoverrideurlloading(webview view, string url) { if (!loadingfinished) { redirect = true; } loadingfinished = false; view.loadurl(url); log.d("shouldoverrideurlloading", url); uri myuri = uri.parse(url); context = getapplicationcontext(); mediaservice.releasemp(); mediaservice.initt(context, myuri); mediaservice.startt(); homecoming true; } @override public void onpagefinished(webview view, string url) { if(!redirect) { loadingfinished = true; log.d("onpagefinished", "loadingfinished = true;"); } if(loadingfinished && !redirect) { //hide loading has finished } else { redirect = false; } } }); alert.setview(wv); alert.setnegativebutton("close", new dialoginterface.onclicklistener() { @override public void onclick(dialoginterface dialog, int id) { mediaservice.stopt(); dialog.dismiss(); } }); alert.show(); }

android webviewclient