ViewPager and PagerTabStrip

Note: Require "android-support-v4.jar" and its size greater than 3mb.

	/* main.xml
	<?xml version="1.0" encoding="utf-8"?>
	<android.support.v4.view.ViewPager xmlns:android="http://schemas.android.com/apk/res/android"
	android:id="@+id/viewpager"
	android:layout_width="fill_parent"
	android:layout_height="fill_parent"
	android:background="@drawable/background" >
	<android.support.v4.view.PagerTabStrip
	android:layout_width="wrap_content"
	android:layout_height="wrap_content"
	android:layout_gravity="top" />
	</android.support.v4.view.ViewPager>
	*/
	//ViewPager Adapter
	public class ViewPagerAdapter extends PagerAdapter {
	// ----------------------------------------------------------------
	private Gallery gallery_disc, gallery_fest, gallery_combo;
	private ImageView selectedImageView;
	private ImageView leftArrowImageView;
	private ImageView rightArrowImageView;
	private int discPos, festPos, comboPos = 0;
	private List<String> drawable, d1, d2, d3;
	private GalleryImageAdapter disc_adapter, fest_adapter, combo_adapter;
	TextView tvOfferName_disc, tvDesc_disc, tvItems_disc, tvDiscount_disc;
	TextView tvOfferName_fest, tvDesc_fest, tvItems_fest, tvDiscount_fest;
	TextView tvOfferName_combo, tvDesc_combo, tvItems_combo, tvDiscount_combo;
	String discOffer[][];
	String comboOffer[][];
	String festOffer[][];
	String temp = "% Discount on Following Items:";
	ProgressDialog pd;
	// --------------------------------------
	private static String[] titles = new String[] { "Sport", "Music",
	"Games" };
	private final Context context;
	private int[] scrollPosition = new int[titles.length];
	public ViewPagerAdapter(Context context) {
	this.context = context;
	for (int i = 0; i < titles.length; i++) {
	scrollPosition[i] = 0;
	}
	}
	@Override
	public String getPageTitle(int position) {
	return titles[position];
	}
	@Override
	public int getCount() {
	return titles.length;
	}
	@Override
	public Object instantiateItem(View pager, final int position) {
	//Instantiate your all controls here
	LinearLayout llmain=new LinearLayout(context);
	((ViewPager) pager).addView(llmain, 0);
	return llmain;
	}
	@Override
	public void destroyItem(View pager, int position, Object view) {
	((ViewPager) pager).removeView((LinearLayout) view);
	}
	@Override
	public boolean isViewFromObject(View view, Object object) {
	return view.equals(object);
	}
	@Override
	public void finishUpdate(View view) {
	}
	@Override
	public void restoreState(Parcelable p, ClassLoader c) {
	if (p instanceof ScrollState) {
	scrollPosition = ((ScrollState) p).getScrollPos();
	}
	}
	@Override
	public Parcelable saveState() {
	return new ScrollState(scrollPosition);
	}
	@Override
	public void startUpdate(View view) {
	}
	}
	//To Maintain Scroll State after each Swipe
	public class ScrollState implements Parcelable
	{
	private int[] scrollPos;
	public static Parcelable.Creator<ScrollState> CREATOR = new Parcelable.Creator<ScrollState>()
	{
	@Override
	public ScrollState createFromParcel( Parcel source )
	{
	int size = source.readInt();
	int[] scrollPos = new int[ size ];
	source.readIntArray( scrollPos );
	return new ScrollState( scrollPos );
	}
	@Override
	public ScrollState[] newArray( int size )
	{
	return new ScrollState[ size ];
	}
	};
	public ScrollState( int[] scrollPos )
	{
	this.scrollPos = scrollPos;
	}
	@Override
	public int describeContents()
	{
	return 0;
	}
	@Override
	public void writeToParcel( Parcel dest, int flags )
	{
	dest.writeInt( scrollPos.length );
	dest.writeIntArray( scrollPos );
	}
	public int[] getScrollPos()
	{
	return scrollPos;
	}
	}

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