Activity_main.xml
<?xml version="1.0" encoding="utf-8"?>
<FrameLayout 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="5dp"
android:paddingLeft="5dp"
android:paddingRight="5dp"
android:paddingTop="5dp"
android:orientation="vertical"
android:gravity="center_horizontal|center_vertical"
tools:context="com.rahul.technoscripts.MainActivity">
<?xml version="1.0" encoding="utf-8"?>
<FrameLayout 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="5dp"
android:paddingLeft="5dp"
android:paddingRight="5dp"
android:paddingTop="5dp"
android:orientation="vertical"
android:gravity="center_horizontal|center_vertical"
tools:context="com.rahul.technoscripts.MainActivity">
<WebView
android:id="@+id/webView"
android:layout_width="fill_parent"
android:layout_height="fill_parent" />
android:id="@+id/webView"
android:layout_width="fill_parent"
android:layout_height="fill_parent" />
<LinearLayout
android:id="@+id/layoutProgress"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:orientation="vertical"
android:gravity="center_horizontal|center_vertical" >
<TextView
android:id="@+id/textLoading"
android:text="@string/label_loading"
android:textSize="20sp"
android:textStyle="bold"
android:layout_width="wrap_content"
android:layout_height="wrap_content" />
<View
android:layout_width="fill_parent"
android:layout_height="20dp" />
<ProgressBar
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:id="@+id/progressBar"
style="?android:attr/progressBarStyleLarge"
android:layout_gravity="center_vertical" />
</LinearLayout>
android:id="@+id/layoutProgress"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:orientation="vertical"
android:gravity="center_horizontal|center_vertical" >
<TextView
android:id="@+id/textLoading"
android:text="@string/label_loading"
android:textSize="20sp"
android:textStyle="bold"
android:layout_width="wrap_content"
android:layout_height="wrap_content" />
<View
android:layout_width="fill_parent"
android:layout_height="20dp" />
<ProgressBar
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:id="@+id/progressBar"
style="?android:attr/progressBarStyleLarge"
android:layout_gravity="center_vertical" />
</LinearLayout>
</FrameLayout>
Sttings.xml
<resources>
<string name="app_name">Technoscripts</string>
<string name="label_loading">Loading...</string>
</resources>
<string name="app_name">Technoscripts</string>
<string name="label_loading">Loading...</string>
</resources>
Java
package com.rahul.technoscripts;
package com.rahul.technoscripts;
import android.content.Context;
import android.graphics.Bitmap;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.webkit.WebSettings;
import android.webkit.WebView;
import android.webkit.WebViewClient;
import android.widget.LinearLayout;
import android.widget.ProgressBar;
import android.widget.Toast;
public class MainActivity extends AppCompatActivity {
private WebView webView;
private ProgressBar progressBar;
private LinearLayout layoutProgress;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
webView = (WebView) findViewById(R.id.webView);
progressBar = (ProgressBar)findViewById(R.id.progressBar);
layoutProgress = (LinearLayout)findViewById(R.id.layoutProgress);
webView.setVisibility(View.GONE);
WebSettings settings = webView.getSettings();
settings.setJavaScriptEnabled(true);
settings.setBuiltInZoomControls(true);
settings.setSupportZoom(true);
settings.setDisplayZoomControls(false);
webView.setWebViewClient(new WebViewClient() {
@Override
public booleanshouldOverrideUrlLoading(WebView view, String url) {
view.loadUrl(url);
return true;
}
@Override
public void onPageFinished(WebView view, Stringurl) {
webView.setVisibility(View.VISIBLE);
layoutProgress.setVisibility(View.GONE);
progressBar.setIndeterminate(false);
super.onPageFinished(view, url);
}
@Override
public void onPageStarted(WebView view, Stringurl, Bitmap favicon) {
layoutProgress.setVisibility(View.VISIBLE);
progressBar.setIndeterminate(true);
super.onPageStarted(view, url, favicon);
}
});
if(isOnline()) {
webView.loadUrl("http://www.technoscripts.com/");
} else {
String summary = "<html><body><font color='red'>No Internet Connection</font></body></html>";
webView.loadData(summary, "text/html", null);
toast("No Internet Connection.");
}
}
private void toast(String message) {
Toast.makeText(this, message,Toast.LENGTH_LONG).show();
}
private boolean isOnline() {
ConnectivityManager cm = (ConnectivityManager)getSystemService(Context.CONNECTIVITY_SERVICE);
NetworkInfo netInfo = cm.getActiveNetworkInfo();
return (netInfo != null && netInfo.isConnected());
}
}
Manifest
<?xml version="1.0" encoding="utf-8"?>
<?xml version="1.0" encoding="utf-8"?>
<manifestxmlns:android="http://schemas.android.com/apk/res/android"
package="com.rahul.technoscripts">
android:versionCode="1"
android:versionName="1.0" >
<uses-sdk
android:minSdkVersion="8"
android:targetSdkVersion="23" />
<uses-permissionandroid:name="android.permission.INTERNET" />
<uses-permissionandroid:name="android.permission.ACCESS_NETWORK_STATE"/>
<application
android:allowBackup="true"
android:icon="@mipmap/ic_launcher"
android:label="@string/app_name"
android:supportsRtl="true"
android:theme="@style/AppTheme">
<activity android:name=".MainActivity">
<intent-filter>
<actionandroid:name="android.intent.action.MAIN" />
<categoryandroid:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
</application>
</manifest>
