コード例 #1
0
  private void changeDirectory(File dir) {
    JFileChooser fc = getFileChooser();
    // Traverse shortcuts on Windows
    if (dir != null && FilePane.usesShellFolder(fc)) {
      try {
        ShellFolder shellFolder = ShellFolder.getShellFolder(dir);

        if (shellFolder.isLink()) {
          File linkedTo = shellFolder.getLinkLocation();

          // If linkedTo is null we try to use dir
          if (linkedTo != null) {
            if (fc.isTraversable(linkedTo)) {
              dir = linkedTo;
            } else {
              return;
            }
          } else {
            dir = shellFolder;
          }
        }
      } catch (FileNotFoundException ex) {
        return;
      }
    }
    fc.setCurrentDirectory(dir);
    if (fc.getFileSelectionMode() == JFileChooser.FILES_AND_DIRECTORIES
        && fc.getFileSystemView().isFileSystem(dir)) {

      setFileName(dir.getAbsolutePath());
    }
  }
コード例 #2
0
    public void valueChanged(ListSelectionEvent evt) {
      if (!evt.getValueIsAdjusting()) {
        JFileChooser chooser = getFileChooser();
        FileSystemView fsv = chooser.getFileSystemView();
        JList list = (JList) evt.getSource();

        int fsm = chooser.getFileSelectionMode();
        boolean useSetDirectory = usesSingleFilePane && (fsm == JFileChooser.FILES_ONLY);

        if (chooser.isMultiSelectionEnabled()) {
          File[] files = null;
          Object[] objects = list.getSelectedValues();
          if (objects != null) {
            if (objects.length == 1
                && ((File) objects[0]).isDirectory()
                && chooser.isTraversable(((File) objects[0]))
                && (useSetDirectory || !fsv.isFileSystem(((File) objects[0])))) {
              setDirectorySelected(true);
              setDirectory(((File) objects[0]));
            } else {
              ArrayList<File> fList = new ArrayList<File>(objects.length);
              for (Object object : objects) {
                File f = (File) object;
                boolean isDir = f.isDirectory();
                if ((chooser.isFileSelectionEnabled() && !isDir)
                    || (chooser.isDirectorySelectionEnabled() && fsv.isFileSystem(f) && isDir)) {
                  fList.add(f);
                }
              }
              if (fList.size() > 0) {
                files = fList.toArray(new File[fList.size()]);
              }
              setDirectorySelected(false);
            }
          }
          chooser.setSelectedFiles(files);
        } else {
          File file = (File) list.getSelectedValue();
          if (file != null
              && file.isDirectory()
              && chooser.isTraversable(file)
              && (useSetDirectory || !fsv.isFileSystem(file))) {

            setDirectorySelected(true);
            setDirectory(file);
            if (usesSingleFilePane) {
              chooser.setSelectedFile(null);
            }
          } else {
            setDirectorySelected(false);
            if (file != null) {
              chooser.setSelectedFile(file);
            }
          }
        }
      }
    }