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You are here: Home / Android syllabus Topics Course details / WebView

WebView

 

Methods in webview class

  1. loadUrl(String url)
  2. loadData(String data, String mimeType, String encoding)  //Ex:   webView.loadData(customHtml, “text/html”, “UTF-8”);
  3. canGoBack()
  4. canGoForward()
  5. clearHistory()

 

WebView:
This is used to load web pages in our application. To work with webview, we have the following steps.
Steps:
1) Take webview in xml and provide id
<WebView
android:id=”@+id/webView”
android:layout_width=”match_parent”
android:layout_height=”match_parent” />

2) Identify /Intiate the Webview in Activity
webView = (WebView) findViewById(R.id.webView);

3) Get settings object of Webview and set Javascript enabled
WebSettings settings = webView.getSettings();
settings.setJavaScriptEnabled(true);

4) Set webviewclient to Webview to handle webpage clicks
webView.setWebViewClient(new WebViewClient());

5) Load the URL we want to
webView.loadUrl(“http://www.jntuk.edu.in”);

6) Add permissions in manifest file <uses-permission android:name=”android.permission.INTERNET” />

Create an android application to work with vibration and webview

Refer source at

 

 

How to Add HTML file in Android studio

 

Create Asset folder:

  1. Select the Project structure view as Android.
  2. Then Right-click on App folder New> Folder>Assets Folder.

 

Create HTML FIle:

In Android studio Right click on Asset folder New file >>file.html.

 

Loading Html file follows this way 

WebView web = new WebView();

web.loadUrl(“file:///android_asset/file.html”);

web =(WebView)findViewById(R.id.webview);

 

 






Android syllabus Topics Course details

  • Options Menu
  • JSON parsing
  • Handling Views
  • RelativeLayout
  • ActionBar
  • ListView
  • Custom List View
  • Dialogs
  • AlarmManager
  • Notifications
  • Vibration
  • WebView
  • Fragments Runtime
  • SQLiteDatabase
  • Bluetooth
  • WiFi
  • Google Maps
  • Handling Activity Back Button
  • AsyncTask
  • Runtime Permissions
  • Logging
  • Activity Lifecycle
  • Toast
  • Service
  • Database with Cursor Adapter
  • SharedPreferences
  • Location
  • Libraries
  • Webservices
  • Creating Activity class
  • Creating XML
  • Registering Activity in AndroidManifest.xml:
  • Steps for creating an Android application:
  • Handling button clicks
  • Identifying Views
  • Getting Text from Views
  • intent with Data
  • Intent
  • Resources Handling in Android
  • Intent with Result Data
  • Broad cast Receiver
  • Fragment
  • Handling Button click by using On Click Listener:
  • Material Design
  • RecyclerView
  • JSON
  • Rename Android Package [with images 2018]

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