optionpanesample.java

这个是Java的swing相关的典型的源码

/*
Definitive Guide to Swing for Java 2, Second Edition
By John Zukowski     
ISBN: 1-893115-78-X
Publisher: APress
*/

import java.awt.BorderLayout;
import java.awt.Component;
import java.awt.Container;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JOptionPane;

public class OptionPaneSample {
  public static void main(String args[]) {
    JFrame f = new JFrame("JOptionPane Sample");
    f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    Container content = f.getContentPane();
    JButton button = new JButton("Ask");
    ActionListener actionListener = new ActionListener() {
      public void actionPerformed(ActionEvent actionEvent) {
        Component source = (Component) actionEvent.getSource();
        Object response = JOptionPane.showInputDialog(source,
            "Where do you want to go tomorrow?",
            "JOptionPane Sample", JOptionPane.QUESTION_MESSAGE,
            null, new String[] { "Tower of London",
                "Westminster Abbey", "Buckingham Palace",
                "Trafalgar Square",
                "Madame Tussaud's Wax Museum" },
            "Westminster Abbey");
        System.out.println("Response: " + response);
      }
    };
    button.addActionListener(actionListener);
    content.add(button, BorderLayout.CENTER);
    f.setSize(300, 200);
    f.setVisible(true);
  }
}