tWebChromeClient(new chromeView()) //we would be overriding WebChromeClient() with custom methods. tWebViewClient(new WebViewClient()) //we would be overriding WebViewClient() with custom methods WebView.getSettings().setUserAgentString(new WebView(this).getSettings().getUserAgentString()) //set default user agent as of Chrome WebView.getSettings().setJavaScriptEnabled(true) // true/false to enable disable JavaScript support tMessage('Loading.') //you can set your custom message hereĭefine WebView as: webView=(WebView) findViewById(R.id.webView) ProgressDialog=new ProgressDialog(CONTEXT) //replace CONTEXT with YOUR_ACTIVITY_NAME.CLASS` Private static ValueCallback mUploadMessageArr ĭefine the ProgressDialog after setContentView(…) as. Once you’ve added the above WebView layout to your main activity where you would be displaying the HTML pages, the next step is adding the necessary Java code to handle the various events.ĭeclare the following variables in the main public class. Creating WebView ActivityĪdd an empty activity to your project from >Android>Empty Activity and add the following XML code to your newly created activity layout file.

Running app without this permission would crash your app again and again without a proper error indication. You need to add Internet access users-permissions ( ) in your AndroidManifest.xml to grant permission to access the Internet. Understanding of Android Project structureĪdding required permissions to AndroidManifest.xml.We would also be using an example Android project to test out these features. In this tutorial, we would be exploring WebView ahead while adding file download, file upload, JavaScript alert and HTML5 video support using custom and modified Android Java codes. In Android, app development is pretty easy and fast with WebView which let you load your custom HTML code or the website, but there are certain limitations to the WebView which include lacking features like the file download, file upload, JavaScript alert and HTML5 video support including YouTube.

Javascript download for android