Want to set default value selected in JComboBox populated by enum

问题

Below statement in if condition is not working, please provide me some solution that how to set selected item for JComboBox which are populated by ENUM.

      public enum EbayContryEnum 
        {
        AT    (3),
        AU    (4),
        BE    (5),
        CA    (7),
        CH    (14),
        DE    (11),
        ES    (13),
        FR    (10),
        IE    (2),
        IT    (12),
        NL    (16),
        UK    (15),
        US    (1);
        }

for ex:-

if(country.equals("FR"))
                      {
                      cbImportCountry.setSelectedItem("FR");
                      }

But it's not working..

回答1:

cbImportCountry.setSelectedItem(EbayContryEnum.FR);

回答2:

cbImportCountry.setSelectedItem(EbayContryEnum.FR);

回答3:

Maybe you are not looking for assign the value to the combobox. You are looking for casting your value to the enum.

You can do this via:

EbayContryEnum.valueOf("FR");

来源：https://stackoverflow.com/questions/20651149/want-to-set-default-value-selected-in-jcombobox-populated-by-enum