Other combo box features

There are other features of the JComboBox control:

• the display of the pop-up list can be controlled programmatically using the following methods:

  showPopup();// Displays the pop-up list
  hidePopup();// Hides the pop-up list
  

• the getItemCount() which returns that number of items in the list.
• you can retrieve any item using the getItemAt() method.

For additional features of the JComboBox component, study the online reference material and exercises