title: Android - preview by press and hold
body: <p>I have a listview that contains some items, i want to allow the user to preview the data of a specific item by pressing and holding on the item. i want the preview window/popup to stay showed as long as the user is pressing. </p>
  
  <p>I am trying to achivie the same preview functionality in IOS and instagram</p>
  
  <p>i already implemented on longpress but not sure what to is the best thing to show to get a the desired result</p>
  
  <pre><code> lv.setAdapter(arrayAdapter);
              lv.setLongClickable(true);
              lv.setOnItemLongClickListener(new AdapterView.OnItemLongClickListener() {
                  @Override
                  public boolean onItemLongClick(AdapterView&lt;?&gt; arg0, View arg1,
                                                 int pos, long id) {
  
  
                      Log.v("long clicked", "pos: " +pos);
  
                      return true;
                  }
              });
  </code></pre>
  
  <p>any hints on how to implement that or best way to implement it  ?</p>