public class ViewAnimationActivity extends Activity 
{
   @Override
   public void onCreate(Bundle savedInstanceState)
   {
      super.onCreate(savedInstanceState);
      setContentView(R.layout.list_layout);
      setupListView();
      this.setupButton();
   }

   private void setupListView()
   {
      String[] listItems = new String[] 
      {
         "Item 1", "Item 2", "Item 3",
         "Item 4", "Item 5", "Item 6",
      };
      ArrayAdapter listItemAdapter =
            new ArrayAdapter(this
            ,android.R.layout.simple_list_item_1
            ,listItems);
            
      ListView lv = (ListView)this.findViewById(R.id.list_view_id);
      lv.setAdapter(listItemAdapter);
   }
   private void setupButton()
   {
      Button b = (Button)this.findViewById(R.id.btn_animate);
      b.setOnClickListener(
         new Button.OnClickListener(){
            public void onClick(View v)
            {
               animateListView();
            }
         });
   }
   
   private void animateListView()
   {
      ListView lv = (ListView)this.findViewById(R.id.list_view_id);
      lv.startAnimation(new ViewAnimation());
   }
}