コード例 #1
0
    public void actionPerformed(ActionEvent e) {
      if (readOnly) {
        return;
      }
      JFileChooser fc = getFileChooser();
      File currentDirectory = fc.getCurrentDirectory();

      if (!currentDirectory.exists()) {
        JOptionPane.showMessageDialog(
            fc,
            newFolderParentDoesntExistText,
            newFolderParentDoesntExistTitleText,
            JOptionPane.WARNING_MESSAGE);
        return;
      }

      File newFolder;
      try {
        newFolder = fc.getFileSystemView().createNewFolder(currentDirectory);
        if (fc.isMultiSelectionEnabled()) {
          fc.setSelectedFiles(new File[] {newFolder});
        } else {
          fc.setSelectedFile(newFolder);
        }
      } catch (IOException exc) {
        JOptionPane.showMessageDialog(
            fc,
            newFolderErrorText + newFolderErrorSeparator + exc,
            newFolderErrorText,
            JOptionPane.ERROR_MESSAGE);
        return;
      }

      fc.rescanCurrentDirectory();
    }
コード例 #2
0
 public void actionPerformed(ActionEvent e) {
   JFileChooser fc = getFileChooser();
   fc.setCurrentDirectory(fc.getFileSystemView().createFileObject(getDirectoryName()));
   fc.rescanCurrentDirectory();
 }