ImageSwitcher in Android.

main.xml

<?xml version="1.0" encoding="utf-8"?>

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"

    android:layout_width="fill_parent"

    android:layout_height="fill_parent"

    android:orientation="vertical" >

    <ImageSwitcher

        android:id="@+id/imgswitcher"

        android:layout_width="fill_parent"

        android:layout_height="fill_parent"

        android:layout_alignParentLeft="true"

        android:layout_alignParentTop="true" />

    <Gallery

        android:id="@+id/galleryview"

        android:layout_width="fill_parent"

        android:layout_height="60dip"

        android:layout_alignParentBottom="true"

        android:layout_alignParentLeft="true"

        android:background="#55000000"

        android:gravity="center_vertical"

        android:spacing="16dip" />

</RelativeLayout>

Create ImageAdapter.class

import android.content.Context;

import android.view.View;

import android.view.ViewGroup;

import android.widget.BaseAdapter;

import android.widget.Gallery;

import android.widget.ImageView;

public class ImageAdapter extends BaseAdapter {

      private Context context;

      public static Integer[] imageIDs={

            R.drawable.a01,R.drawable.a02,

            R.drawable.a03,R.drawable.a04,

            R.drawable.a05,R.drawable.a06,

            R.drawable.a07,R.drawable.a08,

            R.drawable.a09,R.drawable.a010,

            R.drawable.a011,R.drawable.a012,

            R.drawable.a013

      };

      public ImageAdapter(Context context){

            this.context=context;

      }

      @Override

      public int getCount() {

            // TODO Auto-generated method stub

            return imageIDs.length;

      }

      @Override

      public Object getItem(int position) {

            // TODO Auto-generated method stub

            return position;

      }

      @Override

      public long getItemId(int position) {

            // TODO Auto-generated method stub

            return position;

      }

      @Override

      public View getView(int position, View

                  convertView, ViewGroup parent) {

            // TODO Auto-generated method stub

            ImageView image=new ImageView(context);

            image.setImageResource(imageIDs[position]);

            image.setAdjustViewBounds(true);

            image.setLayoutParams(new Gallery.LayoutParams(120,120));

            image.setScaleType(ImageView.ScaleType.FIT_CENTER);

            return image;

      }

}

ImageSwitcherExampleActivity

import android.app.Activity;

import android.os.Bundle;

import android.view.MotionEvent;

import android.view.View;

import android.view.Window;

import android.view.WindowManager;

import android.view.View.OnTouchListener;

import android.view.ViewGroup.LayoutParams;

import android.view.animation.AnimationUtils;

import android.widget.AdapterView;

import android.widget.Gallery;

import android.widget.ImageSwitcher;

import android.widget.ImageView;

import android.widget.AdapterView.OnItemSelectedListener;

import android.widget.ViewSwitcher.ViewFactory;

public class ImageSwitcherExampleActivity extends Activity implements ViewFactory,OnItemSelectedListener

{

      private ImageSwitcher mSwitcher;

      private Gallery mGallery;

      private int selectedTag = 0;

      private int upX, downX;

      @Override

      public void onCreate(Bundle savedInstanceState)

      {

            super.onCreate(savedInstanceState);

            //Remove title bar

            this.requestWindowFeature(Window.FEATURE_NO_TITLE);

            //Remove notification bar

            this.getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN, WindowManager.LayoutParams.FLAG_FULLSCREEN);

            setContentView(R.layout.main);

            setTitle("ImageSwitcher Example");

            mSwitcher = (ImageSwitcher) findViewById(R.id.imgswitcher);

            mSwitcher.setFactory(ImageSwitcherExampleActivity.this);

            mSwitcher.setInAnimation(AnimationUtils.loadAnimation(this,android.R.anim.fade_in));

            mSwitcher.setOutAnimation(AnimationUtils.loadAnimation(this,android.R.anim.fade_out));

            mSwitcher.setOnTouchListener(touchlistener);

            mGallery = (Gallery) findViewById(R.id.galleryview);

            mGallery.setAdapter(new ImageAdapter(ImageSwitcherExampleActivity.this));

            mGallery.setOnItemSelectedListener(this);

      }

      OnTouchListener touchlistener = new OnTouchListener()

      {

            @Override

            public boolean onTouch(View v, MotionEvent event)

            {

                  // TODO Auto-generated method stub

                  if(event.getAction()==MotionEvent.ACTION_DOWN)

                  {

                        downX=(int)event.getX();//Get Pressed Coordinates x

                        return true;

                  }

                  else

                  {

                        if(event.getAction()==MotionEvent.ACTION_UP)

                        {

                              upX=(int)event.getX();//get Released Coordinates x

                              if(upX-downX>100)

                              { //From left to right drag

                                    //if this is first drag to to tail

                                    if(mGallery.getSelectedItemPosition()==0)

                                    {

                                          selectedTag=mGallery.getCount()-1;

                                    }

                                    else

                                    {

                                          selectedTag=mGallery.getSelectedItemPosition()-1;

                                    }

                              }

                              else{

                                    if(downX-upX>100){ //From right to left drag

                                          if (mGallery.getSelectedItemPosition() == (mGallery

                                                      .getCount() - 1))

                                                selectedTag = 0;

                                          else

                                                selectedTag = mGallery.getSelectedItemPosition() + 1;

                                    }

                              }

                              return true;

                        }

                  }

                  return false;

            }

      };

      @Override

      public View makeView()

      {

            // TODO Auto-generated method stub

            ImageView iv=new ImageView(this);

            iv.setBackgroundColor(0xFF000000);

            iv.setScaleType(ImageView.ScaleType.FIT_CENTER);

            iv.setLayoutParams(new ImageSwitcher.LayoutParams(

                        LayoutParams.FILL_PARENT, LayoutParams.FILL_PARENT));

            return iv;

      }

      @Override

      public void onItemSelected(AdapterView<?> arg0, View arg1, int arg2,

                  long arg3)

      {

            // TODO Auto-generated method stub

            mSwitcher.setImageResource(ImageAdapter.imageIDs[arg2]);

            selectedTag = arg2;

      }

      @Override

      public void onNothingSelected(AdapterView<?> arg0)

      {

            // TODO Auto-generated method stub

      }

}

Download sample code from here: ImageSwitcher

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