// action: voidfunc(File)
static void inputFilePath(S msg, fO action) {
  final JTextField tfPath = jtextfield(userHome());
  S title = joinStrings(" | ", msg, programName());
  showFormTitled(title,
    unnull(msg), tfPath,
    "", jbutton("Browse...", r {
      JFileChooser fileChooser = new JFileChooser(getTextTrim(tfPath));
      if (fileChooser.showOpenDialog(this) == JFileChooser.APPROVE_OPTION)
        tfPath.setText(fileChooser.getSelectedPath());
    }), r {
    callF(action, new File(getTextTrim(tfPath)))
  });
}