Method showDialog

src/main/java/gate/swing/XJFileChooser.java:75–82

Overridden to make sure the shared MainFrame instance is used as a parent when no parent is specified

(Component parent, String approveButtonText)

   * a parent when no parent is specified
   */
  @Override
  public int showDialog(Component parent, String approveButtonText)
  throws HeadlessException {
    setSelectedFileFromPreferences();
    return super.showDialog((parent != null) ? parent :
      (MainFrame.getFileChooser() != null) ? MainFrame.getInstance() :
        null, approveButtonText);
  }

  /**
   * If possible, select the last directory/file used for the resource