?? frame1.java~11~
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package jfilechooser;import java.awt.*;import java.awt.event.*;import javax.swing.*;import java.io.*;public class Frame1 extends JFrame { JPanel contentPane; BorderLayout borderLayout1 = new BorderLayout(); JButton jButton1 = new JButton(); JTextArea jTextArea1 = new JTextArea(); /**Construct the frame*/ public Frame1() { enableEvents(AWTEvent.WINDOW_EVENT_MASK); try { jbInit(); } catch(Exception e) { e.printStackTrace(); } } /**Component initialization*/ private void jbInit() throws Exception { //setIconImage(Toolkit.getDefaultToolkit().createImage(Frame1.class.getResource("[Your Icon]"))); contentPane = (JPanel) this.getContentPane(); jButton1.setText("選擇文件"); jButton1.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(ActionEvent e) { jButton1_actionPerformed(e); } }); contentPane.setLayout(borderLayout1); this.setResizable(false); this.setSize(new Dimension(299, 268)); this.setTitle("JFileChooser演示程序"); jTextArea1.setEditable(false); contentPane.add(jButton1, BorderLayout.NORTH); contentPane.add(jTextArea1, BorderLayout.CENTER); } /**Overridden so we can exit when window is closed*/ protected void processWindowEvent(WindowEvent e) { super.processWindowEvent(e); if (e.getID() == WindowEvent.WINDOW_CLOSING) { System.exit(0); } } void jButton1_actionPerformed(ActionEvent e) { JFileChooser fc = new JFileChooser(); fc.setMultiSelectionEnabled(true); int returnVal = fc.showOpenDialog(this); File[] selectedFiles; if(returnVal == JFileChooser.APPROVE_OPTION){ selectedFiles = fc.getSelectedFiles(); jTextArea1.setText(""); for(int i=0;i<selectedFiles.length;i++){ jTextArea1.append(selectedFiles[i].getPath()); } } else jTextArea1.setText("你選擇的是“取消”"); }}?? 快捷鍵說明
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