How to use

setDragShadowOverlay

method

in

cc.solart.dragdrop.DragDropListView

@Override
protected void onCreate(Bundle savedInstanceState) {
  super.onCreate(savedInstanceState);
  setContentView(R.layout.activity_simple);
  mSimpleTileAdapter = new SimpleTileAdapter(this, this,
      new TileView.OnSelectedListener() {
        @Override
        public void onTileSelected(IDragEntity entity) {
          Toast.makeText(SimpleActivity.this, ((SimpleDragEntity) entity).getName(), Toast.LENGTH_SHORT).show();
        }
      });
  //TODO :set data source
  mSimpleTileAdapter.setData(obtainData());
  mListView = (DragDropListView) findViewById(R.id.list_view);
  mListView.setVerticalScrollBarEnabled(false);
  mListView.setVerticalScrollbarPosition(View.SCROLLBAR_POSITION_RIGHT);
  mListView.setScrollBarStyle(ListView.SCROLLBARS_OUTSIDE_OVERLAY);
  mListView.getDragDropController().addOnDragDropListener(mSimpleTileAdapter);
  final ImageView dragShadowOverlay =
      (ImageView) findViewById(R.id.tile_drag_shadow_overlay);
  mListView.setDragShadowOverlay(dragShadowOverlay);
  final LayoutAnimationController controller = new LayoutAnimationController(
      AnimationUtils.loadAnimation(this, android.R.anim.fade_in));
  controller.setDelay(0);
  mListView.setLayoutAnimation(controller);
  mListView.setAdapter(mSimpleTileAdapter);
}

@Override
protected void onCreate(Bundle savedInstanceState) {
  super.onCreate(savedInstanceState);
  setContentView(R.layout.activity_thumbtack);
  mThumbtackTileAdapter = new ThumbtackTileAdapter(this, this,
      new TileView.OnSelectedListener() {
        @Override
        public void onTileSelected(IDragEntity entity) {
          Toast.makeText(ThumbtackActivity.this, ((SimpleDragEntity) entity).getName(), Toast.LENGTH_SHORT).show();
        }
      });
  //TODO :set data source
  mThumbtackTileAdapter.setData(obtainData());
  mListView = (DragDropListView) findViewById(R.id.list_view);
  mListView.setVerticalScrollBarEnabled(false);
  mListView.setVerticalScrollbarPosition(View.SCROLLBAR_POSITION_RIGHT);
  mListView.setScrollBarStyle(ListView.SCROLLBARS_OUTSIDE_OVERLAY);
  mListView.getDragDropController().addOnDragDropListener(mThumbtackTileAdapter);
  final ImageView dragShadowOverlay =
      (ImageView) findViewById(R.id.tile_drag_shadow_overlay);
  mListView.setDragShadowOverlay(dragShadowOverlay);
  final LayoutAnimationController controller = new LayoutAnimationController(
      AnimationUtils.loadAnimation(this, android.R.anim.fade_in));
  controller.setDelay(0);
  mListView.setLayoutAnimation(controller);
  mListView.setAdapter(mThumbtackTileAdapter);
}

@Override
protected void onCreate(Bundle savedInstanceState) {
  super.onCreate(savedInstanceState);
  setContentView(R.layout.activity_single_row);
  mSimpleTileAdapter = new SimpleTileAdapter(this, this,
      new TileView.OnSelectedListener() {
        @Override
        public void onTileSelected(IDragEntity entity) {
          Toast.makeText(SingleRowActivity.this, ((SimpleDragEntity) entity).getName(), Toast.LENGTH_SHORT).show();
        }
      });
  //TODO :set data source
  mSimpleTileAdapter.setData(obtainData());
  mListView = (DragDropListView) findViewById(R.id.list_view);
  mListView.setVerticalScrollBarEnabled(false);
  mListView.setVerticalScrollbarPosition(View.SCROLLBAR_POSITION_RIGHT);
  mListView.setScrollBarStyle(ListView.SCROLLBARS_OUTSIDE_OVERLAY);
  mListView.getDragDropController().addOnDragDropListener(mSimpleTileAdapter);
  final ImageView dragShadowOverlay =
      (ImageView) findViewById(R.id.tile_drag_shadow_overlay);
  mListView.setDragShadowOverlay(dragShadowOverlay);
  final LayoutAnimationController controller = new LayoutAnimationController(
      AnimationUtils.loadAnimation(this, android.R.anim.fade_in));
  controller.setDelay(0);
  mListView.setLayoutAnimation(controller);
  mListView.setAdapter(mSimpleTileAdapter);
}