Web Browser Using Webview

In this tutorial we will create a simple web browser (with EditText to input , Button to search ,

WebView to load Url).

✓Search a query(with google search engine)

✓Load a Url

✓Auto correct Url

✓Go to previous page

Step 1: Create a new project OR Open your project

Step 2: Code

AndroidManifest.xml

<?xml version="1.0" encoding="utf-8"?><manifest xmlns:android="http://schemas.android.com/apk/res/android"package="com.blogspot.devofandroid.myapplication"><!--add internet permission--><uses-permission android:name="android.permission.INTERNET"/><applicationandroid:allowBackup="true"android:icon="@mipmap/ic_launcher"android:label="@string/app_name"android:roundIcon="@mipmap/ic_launcher_round"android:supportsRtl="true"android:theme="@style/AppTheme"><activity android:name=".MainActivity"android:theme="@style/Theme.AppCompat.Light.NoActionBar"><intent-filter><action android:name="android.intent.action.MAIN" /><category android:name="android.intent.category.LAUNCHER" /></intent-filter></activity></application></manifest>

activity_main.xml

<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"xmlns:app="http://schemas.android.com/apk/res-auto"xmlns:tools="http://schemas.android.com/tools"android:layout_width="match_parent"android:layout_height="match_parent"android:orientation="vertical"tools:context=".MainActivity"><LinearLayoutandroid:layout_margin="2dp"android:layout_width="match_parent"android:layout_height="wrap_content"android:orientation="horizontal"android:gravity="center"><EditTextandroid:layout_width="0dp"android:layout_height="wrap_content"android:id="@+id/url_et"android:hint="https://"android:inputType="textWebEditText|textUri"android:singleLine="true"android:layout_weight="1"android:background="@null"android:focusable="true" /><Buttonandroid:id="@+id/search_btn"android:text="GO"style="@style/Base.Widget.AppCompat.Button.Colored"android:layout_width="wrap_content"android:layout_height="wrap_content" /></LinearLayout><WebViewandroid:id="@+id/web_view"android:layout_width="match_parent"android:layout_height="match_parent" /></LinearLayout>

MainActivity.java

package com.blogspot.devofandroid.myapplication;import android.os.Bundle;import android.support.v7.app.AppCompatActivity;import android.view.KeyEvent;import android.view.View;import android.webkit.WebView;import android.webkit.WebViewClient;import android.widget.Button;import android.widget.EditText;import android.widget.ImageButton;public class MainActivity extends AppCompatActivity {WebView webView;EditText mUrlEt;Button mSearchBtn;@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_main);webView = findViewById(R.id.web_view);mUrlEt = findViewById(R.id.url_et);mSearchBtn = findViewById(R.id.search_btn);webView.setWebViewClient(new WebViewClient());webView.getSettings().setLoadsImagesAutomatically(true);webView.getSettings().setJavaScriptEnabled(true);webView.setScrollBarStyle(View.SCROLLBARS_INSIDE_OVERLAY);mSearchBtn.setOnClickListener(new View.OnClickListener() {@Overridepublic void onClick(View view) {String url = mUrlEt.getText().toString().trim();if (!url.contains(".")){url= "https://www.google.com/search?q="+url;webView.loadUrl(url);}if (url.startsWith("https://") || url.startsWith("https:/")){webView.loadUrl(url);}else {url ="https://"+url;mUrlEt.setText(url);webView.loadUrl(url);}}});}@Overridepublic boolean onKeyDown(int keyCode , KeyEvent event) {// Check if the key event was the Back button and if there's historyif ((keyCode == KeyEvent.KEYCODE_BACK) && webView.canGoBack()) {webView.goBack();return true;}// If it wasn't the Back key or there's no web page history , bubble up to the default// system behavior (probably exit the activity)return super.onKeyDown(keyCode , event);}}

Step 3: Output