Mega Code Archive

 

Categories / Java Tutorial / Swing

 

Editable JComboBox

import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.awt.event.WindowAdapter; import java.awt.event.WindowEvent; import javax.swing.JComboBox; import javax.swing.JFrame; public class Main extends JFrame {   JComboBox combo = new JComboBox();   public Main() {     setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);     combo.addItem("A");     combo.addItem("H");     combo.addItem("P");     combo.setEditable(true);     System.out.println("#items=" + combo.getItemCount());     combo.addActionListener(new ActionListener() {       public void actionPerformed(ActionEvent e) {         System.out.println("Selected index=" + combo.getSelectedIndex()             + " Selected item=" + combo.getSelectedItem());       }     });     getContentPane().add(combo);     pack();     setVisible(true);   }   public static void main(String arg[]) {     new Main();   } }