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- package ubhubhubhbhbnybbygbyg;
- import java.io.*;
- import java.awt.*;
- import java.awt.event.*;
- import javax.swing.*;
- import javax.swing.SwingUtilities;
- import javax.swing.filechooser.*;
- /*
- * FileChooserDemo.java uses these files:
- * images/Open16.gif
- * images/Save16.gif
- */
- public class dfdfdfdf extends JPanel implements ActionListener {
- static private final String newline = "\n";
- JButton openButton, saveButton;
- JTextArea log;
- JFileChooser fc;
- public dfdfdfdf() {
- super(new BorderLayout());
- //Create the log first, because the action listeners
- //need to refer to it.
- log = new JTextArea(5,20);
- log.setMargin(new Insets(5,5,5,5));
- log.setEditable(false);
- JScrollPane logScrollPane = new JScrollPane(log);
- //Create a file chooser
- fc = new JFileChooser();
- //Uncomment one of the following lines to try a different
- //file selection mode. The first allows just directories
- //to be selected (and, at least in the Java look and feel,
- //shown). The second allows both files and directories
- //to be selected. If you leave these lines commented out,
- //then the default mode (FILES_ONLY) will be used.
- //
- //fc.setFileSelectionMode(JFileChooser.DIRECTORIES_ONLY);
- //fc.setFileSelectionMode(JFileChooser.FILES_AND_DIRECTORIES);
- //Create the open button. We use the image from the JLF
- //Graphics Repository (but we extracted it from the jar).
- openButton = new JButton("Open a File...", createImageIcon("images/Open16.gif"));
- openButton.addActionListener(this);
- //Create the save button. We use the image from the JLF
- //Graphics Repository (but we extracted it from the jar).
- saveButton = new JButton("Save a File...", createImageIcon("images/Save16.gif"));
- saveButton.addActionListener(this);
- //For layout purposes, put the buttons in a separate panel
- JPanel buttonPanel = new JPanel(); //use FlowLayout
- buttonPanel.add(openButton);
- buttonPanel.add(saveButton);
- //Add the buttons and the log to this panel.
- add(buttonPanel, BorderLayout.PAGE_START);
- add(logScrollPane, BorderLayout.CENTER);
- }
- public void actionPerformed(ActionEvent e) {
- //Handle open button action.
- if (e.getSource() == openButton) {
- int returnVal = fc.showOpenDialog(dfdfdfdf.this);
- if (returnVal == JFileChooser.APPROVE_OPTION) {
- File file = fc.getSelectedFile();
- //This is where a real application would open the file.
- log.append("Opening: " + file.getName() + "." + newline);
- } else {
- log.append("Open command cancelled by user." + newline);
- }
- log.setCaretPosition(log.getDocument().getLength());
- //Handle save button action.
- } else if (e.getSource() == saveButton) {
- int returnVal = fc.showSaveDialog(dfdfdfdf.this);
- if (returnVal == JFileChooser.APPROVE_OPTION) {
- File file = fc.getSelectedFile();
- //This is where a real application would save the file.
- log.append("Saving: " + file.getName() + "." + newline);
- } else {
- log.append("Save command cancelled by user." + newline);
- }
- log.setCaretPosition(log.getDocument().getLength());
- }
- }
- /** Returns an ImageIcon, or null if the path was invalid. */
- protected static ImageIcon createImageIcon(String path) {
- java.net.URL imgURL = dfdfdfdf.class.getResource(path);
- if (imgURL != null) {
- return new ImageIcon(imgURL);
- } else {
- System.err.println("Couldn't find file: " + path);
- return null;
- }
- }
- /**
- * Create the GUI and show it. For thread safety,
- * this method should be invoked from the
- * event dispatch thread.
- */
- private static void createAndShowGUI() {
- //Create and set up the window.
- JFrame frame = new JFrame("FileChooserDemo");
- frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
- //Add content to the window.
- frame.add(new dfdfdfdf());
- //Display the window.
- frame.pack();
- frame.setVisible(true);
- }
- public static void main(String[] args) {
- //Schedule a job for the event dispatch thread:
- //creating and showing this application's GUI.
- SwingUtilities.invokeLater(new Runnable() {
- public void run() {
- //Turn off metal's use of bold fonts
- UIManager.put("swing.boldMetal", Boolean.FALSE);
- createAndShowGUI();
- }
- });
- }
- }
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