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WebView Example

Add Internet Permission in manifest file.
<uses-permission android:name="android.permission.INTERNET" /> 
activity_first.xml
?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    android:orientation="vertical"
    tools:context="com.blogspot.csdevbin.accno.First">

    <Button
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="Blog"
        android:onClick="loadBlog"
        android:id="@+id/button" />

    <WebView
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:id="@+id/webView"
        android:layout_centerVertical="true"
        android:layout_centerHorizontal="true" />
</LinearLayout>
First.java
package com.blogspot.csdevbin.accno;

import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.webkit.WebView;
import android.webkit.WebViewClient;

public class First extends AppCompatActivity {

    WebView webView;

    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_first);

         webView=(WebView)findViewById(R.id.webView);

        webView.setWebViewClient(new WebViewClient());
    }
    public  void loadBlog(View v){
        webView.loadUrl("http://csdevbin.blogspot.in/");
    }
}

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