J2se单一文件类型选择对话框
JFileChooserDemo: import java.awt.*;import java.awt.event.*;import javax.swing.*;import java.io.*; //文件选择器演示 public class JFileChooserDemo extends JFrame { private JFileChooser chooser; //文件选择器 private JButton button; //选择文件按钮 private JComboBox comboBox; //用于设定文件对话框作用(打开还是保存文件) public JFileChooserDemo() { super("JFileChooser …