How to disable AutoCompleteTextView's drop-down from showing up?

Question

I use the following code to set text to an AutoCompleteTextView field. But I noticed that when I set certain text (not all text, but some) to it, it will automatically pop u

Answer 1

act.post(new Runnable() 
{
  @Override
  public void run()
  {
    act.dismissDropDown();
  }
});

Works just fine!