QueryParameter.java 文件源码

public ComboParameter(JComboBox combo, String parameter, String encoding) {
    super(parameter, encoding);
    this.combo = combo;
    combo.setModel(new DefaultComboBoxModel());
    combo.addItemListener(new ItemListener() {
        @Override
        public void itemStateChanged(ItemEvent e) {
            fireStateChanged();
        }
    });
    original = (ParameterValue) combo.getSelectedItem();
}