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Java Adding key and value to a JComboBox Part I

Adding items to a JComboBox


#JComboBox


===============================================


public class ComboItems {

private String key;
private String value;



 public ComboItems(String key, String value) {
this.key = key;
this.value = value;
}

@Override
public String toString() {
return key;
}

public String getKey() {
return key;
}

public String getValue() {
return value;
}
}



Add Items
DefaultComboBoxModel model = new DefaultComboBoxModel();

model.addElement(new ComboItems("INDIA", "IND"));
model.addElement(new ComboItems("PAKISTAN", "PAK"));
model.addElement(new ComboItems("NEPAL", "NEP"));

jComboBox1.setModel(model);


Get Item


Object item = jComboBox1.getSelectedItem();
JOptionPane.showMessageDialog(this, ((ComboItems)item).getValue());



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