Problem in JComboBox

Hello, I'm using an Editable JComboBox in a file Explorer to handel the current path, and it's value change automaticly when the user change the current directory,.user can type manually the path in the JComboBox and i'm using for that an ActionListener and I want that the action listner runs only when the user change manually the content of the JComboBox.

[368 byte] By [jcrypta] at [2007-10-2 18:28:18]