首页javajcomboboxJava Swing - 如何使Enter Enter键作为可编辑JComboBox上的Tab

Java Swing - 如何使Enter Enter键作为可编辑JComboBox上的Tab

我们想知道如何使Enter Enter键作为可编辑JComboBox上的Tab。
import java.awt.BorderLayout;
import java.awt.Container;
import java.awt.FlowLayout;

import javax.swing.JComboBox;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.JTextField;

public class Main {
  public static void main(String[] args) {
    JComboBox<String> comboBox = new JComboBox<>(new String[] { "A", "B", "C" });
    comboBox.setEditable(true);

    JTextField editorComponent = (JTextField) comboBox.getEditor()
        .getEditorComponent();
    editorComponent.addActionListener(e -> {
      editorComponent.transferFocus();
    });

    JPanel panel = new JPanel(new FlowLayout());
    panel.add(new JLabel("Field 1"));
    panel.add(comboBox);
    panel.add(new JLabel("Field 2"));
    panel.add(new JTextField(10));
    panel.add(new JLabel("Field 3"));
    panel.add(new JTextField(10));

    JFrame frame = new JFrame();
    frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    frame.setLocationRelativeTo(null);

    Container c = frame.getContentPane();
    c.setLayout(new BorderLayout());
    c.add(panel, BorderLayout.CENTER);
    frame.pack();
    frame.setVisible(true);
  }
}