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copied!<p>I didn't try it, but this may help you:</p> <p>Override <code>onTouchEvent</code> in your <code>gallary1</code>, then copy the <code>MotionEvent</code> and pass it to the other Gallary lets name it as <code>gallary1</code></p> <pre><code>@Override public boolean onTouchEvent(MotionEvent event) { MotionEvent event2=MotionEvent.obtain(event); gallery2.onTouchEvent(event2); return super.onTouchEvent(event); } </code></pre> <hr> <p>Full Code (its working):</p> <pre><code>public class MyGallary extends Gallery { public MyGallary(Context context, AttributeSet attrs, int defStyle) { super(context, attrs, defStyle); } public MyGallary(Context context, AttributeSet attrs) { super(context, attrs); } public MyGallary(Context context) { super(context); } private MyTouchListener myTouchListener; @Override public boolean onTouchEvent(MotionEvent event) { if (myTouchListener != null) { myTouchListener.onTouch(event); } return super.onTouchEvent(event); } public MyTouchListener getMyTouchListener() { return myTouchListener; } public void setMyTouchListener(MyTouchListener myTouchListener) { this.myTouchListener = myTouchListener; } } </code></pre> <hr> <pre><code>public interface MyTouchListener { public void onTouch(MotionEvent event); } </code></pre> <hr> <pre><code>public class MainActivity extends Activity { MyGallary gallary1; Gallery gallary2; MyTouchListener listener1; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); gallary1 = (MyGallary) findViewById(R.id.myGallary1); listener1 = new MyTouchListener() { @Override public void onTouch(MotionEvent event) { MotionEvent event2 = MotionEvent.obtain(event); gallary2.onTouchEvent(event2); } }; gallary1.setMyTouchListener(listener1); gallary2 = (Gallary) findViewById(R.id.Gallary2); int[] array = new int[] { R.drawable.ic_launcher, R.drawable.ic_launcher, R.drawable.ic_launcher, R.drawable.ic_launcher, R.drawable.ic_launcher, R.drawable.ic_launcher, R.drawable.ic_launcher }; ImageAdapter adapter1 = new ImageAdapter(array); gallary1.setAdapter(adapter1); ImageAdapter adapter2=new ImageAdapter(array); gallary2.setAdapter(adapter2); } class ImageAdapter extends BaseAdapter { int[] array; public ImageAdapter(int[] array) { this.array = array; } @Override public int getCount() { return array.length; } @Override public Object getItem(int position) { return array[position]; } @Override public long getItemId(int position) { return position; } @Override public View getView(int position, View convertView, ViewGroup parent) { if (convertView == null) { ImageView imageView = new ImageView(MainActivity.this); Gallery.LayoutParams params = new Gallery.LayoutParams( Gallery.LayoutParams.MATCH_PARENT, Gallery.LayoutParams.MATCH_PARENT); imageView.setLayoutParams(params); convertView = imageView; } ImageView imageView = (ImageView) convertView; imageView.setImageResource((Integer) getItem(position)); return convertView; } } </code></pre>

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