changeset 25954:f2406585a974

move settings_dialog class inside octave namespace * main-window.h: Move forward decl of settings_dialog class inside octave namespace. * settings-dialog.h, settings-dialog.cc: Move settings_dialog class inside octave namespace.
author John W. Eaton <jwe@octave.org>
date Fri, 19 Oct 2018 14:18:50 -0400
parents 526b51129c06
children 53f559a78c6d
files libgui/src/main-window.h libgui/src/settings-dialog.cc libgui/src/settings-dialog.h
diffstat 3 files changed, 937 insertions(+), 947 deletions(-) [+]
line wrap: on
line diff
--- a/libgui/src/main-window.h	Fri Oct 19 14:09:43 2018 -0400
+++ b/libgui/src/main-window.h	Fri Oct 19 14:18:50 2018 -0400
@@ -60,12 +60,12 @@
 #include "workspace-model.h"
 #include "workspace-view.h"
 
-class settings_dialog;
-
 class octave_value;
 
 namespace octave
 {
+  class settings_dialog;
+
   class octave_interpreter : public QObject
   {
     Q_OBJECT
--- a/libgui/src/settings-dialog.cc	Fri Oct 19 14:09:43 2018 -0400
+++ b/libgui/src/settings-dialog.cc	Fri Oct 19 14:18:50 2018 -0400
@@ -64,1102 +64,1089 @@
 #  include <Qsci/qscilexerdiff.h>
 #endif
 
+namespace octave
+{
 #if defined (HAVE_QSCINTILLA)
 
-static const int MaxLexerStyles = 64;
-static const int MaxStyleNumber = 128;
+  static const int MaxLexerStyles = 64;
+  static const int MaxStyleNumber = 128;
 
-static int
-get_valid_lexer_styles (QsciLexer *lexer, int styles[])
-{
-  int max_style = 0;
-  int actual_style = 0;
-  while (actual_style < MaxStyleNumber && max_style < MaxLexerStyles)
-    {
-      if ((lexer->description (actual_style)) != "")  // valid style
-        styles[max_style++] = actual_style;
-      actual_style++;
-    }
-  return max_style;
-}
+  static int get_valid_lexer_styles (QsciLexer *lexer, int *styles)
+  {
+    int max_style = 0;
+    int actual_style = 0;
+    while (actual_style < MaxStyleNumber && max_style < MaxLexerStyles)
+      {
+        if ((lexer->description (actual_style)) != "")  // valid style
+          styles[max_style++] = actual_style;
+        actual_style++;
+      }
+    return max_style;
+  }
 
 #endif
 
-settings_dialog::settings_dialog (QWidget *p, const QString& desired_tab):
-  QDialog (p), Ui::settings_dialog ()
-{
-  setupUi (this);
+  settings_dialog::settings_dialog (QWidget *p, const QString& desired_tab)
+    : QDialog (p), Ui::settings_dialog ()
+  {
+    setupUi (this);
 
-  QSettings *settings = resource_manager::get_settings ();
+    QSettings *settings = resource_manager::get_settings ();
 
-  if (! settings)
-    {
-      QMessageBox msgBox
-        (QMessageBox::Warning, tr ("Octave Preferences"),
-         tr ("Unable to save preferences.  Missing preferences file or unknown directory."));
+    if (! settings)
+      {
+        QMessageBox msgBox
+          (QMessageBox::Warning, tr ("Octave Preferences"),
+           tr ("Unable to save preferences.  Missing preferences file or unknown directory."));
 
-      msgBox.exec ();
+        msgBox.exec ();
 
-      return;
-    }
+        return;
+      }
 
-  // look for available language files and the actual settings
-  QString qm_dir_name = resource_manager::get_gui_translation_dir ();
-  QDir qm_dir (qm_dir_name);
-  QFileInfoList qm_files = qm_dir.entryInfoList (QStringList ("*.qm"), QDir::Files | QDir::Readable, QDir::Name);
+    // look for available language files and the actual settings
+    QString qm_dir_name = resource_manager::get_gui_translation_dir ();
+    QDir qm_dir (qm_dir_name);
+    QFileInfoList qm_files = qm_dir.entryInfoList (QStringList ("*.qm"), QDir::Files | QDir::Readable, QDir::Name);
 
-  for (int i = 0; i < qm_files.length (); i++)   // insert available languages
-    comboBox_language->addItem (qm_files.at (i).baseName ());
-  // System at beginning
-  comboBox_language->insertItem (0, tr ("System setting"));
-  comboBox_language->insertSeparator (1);    // separator after System
-  QString language = settings->value ("language", "SYSTEM").toString ();
-  if (language == "SYSTEM")
-    language = tr ("System setting");
-  int selected = comboBox_language->findText (language);
-  if (selected >= 0)
-    comboBox_language->setCurrentIndex (selected);
-  else
-    comboBox_language->setCurrentIndex (0);  // System is default
+    for (int i = 0; i < qm_files.length (); i++)   // insert available languages
+      comboBox_language->addItem (qm_files.at (i).baseName ());
+    // System at beginning
+    comboBox_language->insertItem (0, tr ("System setting"));
+    comboBox_language->insertSeparator (1);    // separator after System
+    QString language = settings->value ("language", "SYSTEM").toString ();
+    if (language == "SYSTEM")
+      language = tr ("System setting");
+    int selected = comboBox_language->findText (language);
+    if (selected >= 0)
+      comboBox_language->setCurrentIndex (selected);
+    else
+      comboBox_language->setCurrentIndex (0);  // System is default
 
-  // icon size
-  QButtonGroup *icon_size_group = new QButtonGroup (this);
-  icon_size_group->addButton (icon_size_small);
-  icon_size_group->addButton (icon_size_normal);
-  icon_size_group->addButton (icon_size_large);
-  int icon_size = settings->value ("toolbar_icon_size", 0).toInt ();
-  icon_size_normal->setChecked (true);  // the default
-  icon_size_small->setChecked (icon_size == -1);
-  icon_size_large->setChecked (icon_size == 1);
+    // icon size
+    QButtonGroup *icon_size_group = new QButtonGroup (this);
+    icon_size_group->addButton (icon_size_small);
+    icon_size_group->addButton (icon_size_normal);
+    icon_size_group->addButton (icon_size_large);
+    int icon_size = settings->value ("toolbar_icon_size", 0).toInt ();
+    icon_size_normal->setChecked (true);  // the default
+    icon_size_small->setChecked (icon_size == -1);
+    icon_size_large->setChecked (icon_size == 1);
 
-  // which icon has to be selected
-  QButtonGroup *icon_group = new QButtonGroup (this);
-  icon_group->addButton (general_icon_octave);
-  icon_group->addButton (general_icon_graphic);
-  icon_group->addButton (general_icon_letter);
-  QString widget_icon_set =
-    settings->value ("DockWidgets/widget_icon_set", "NONE").toString ();
-  general_icon_octave->setChecked (true);  // the default (if invalid set)
-  general_icon_octave->setChecked (widget_icon_set == "NONE");
-  general_icon_graphic->setChecked (widget_icon_set == "GRAPHIC");
-  general_icon_letter->setChecked (widget_icon_set == "LETTER");
+    // which icon has to be selected
+    QButtonGroup *icon_group = new QButtonGroup (this);
+    icon_group->addButton (general_icon_octave);
+    icon_group->addButton (general_icon_graphic);
+    icon_group->addButton (general_icon_letter);
+    QString widget_icon_set =
+      settings->value ("DockWidgets/widget_icon_set", "NONE").toString ();
+    general_icon_octave->setChecked (true);  // the default (if invalid set)
+    general_icon_octave->setChecked (widget_icon_set == "NONE");
+    general_icon_graphic->setChecked (widget_icon_set == "GRAPHIC");
+    general_icon_letter->setChecked (widget_icon_set == "LETTER");
 
-  // custom title bar of dock widget
-  QVariant default_var = QColor (255, 255, 255);
-  QColor bg_color = settings->value ("DockWidgets/title_bg_color",
-                                     default_var).value<QColor> ();
-  m_widget_title_bg_color = new color_picker (bg_color);
-  m_widget_title_bg_color->setEnabled (false);
-  layout_widget_bgtitle->addWidget (m_widget_title_bg_color, 0);
+    // custom title bar of dock widget
+    QVariant default_var = QColor (255, 255, 255);
+    QColor bg_color = settings->value ("DockWidgets/title_bg_color",
+                                       default_var).value<QColor> ();
+    m_widget_title_bg_color = new color_picker (bg_color);
+    m_widget_title_bg_color->setEnabled (false);
+    layout_widget_bgtitle->addWidget (m_widget_title_bg_color, 0);
 
-  connect (cb_widget_custom_style, SIGNAL (toggled (bool)),
-           m_widget_title_bg_color, SLOT (setEnabled (bool)));
+    connect (cb_widget_custom_style, SIGNAL (toggled (bool)),
+             m_widget_title_bg_color, SLOT (setEnabled (bool)));
 
-  default_var = QColor (192, 192, 192);
-  QColor bg_color_active = settings->value ("DockWidgets/title_bg_color_active",
-                                            default_var).value<QColor> ();
-  m_widget_title_bg_color_active = new color_picker (bg_color_active);
-  m_widget_title_bg_color_active->setEnabled (false);
-  layout_widget_bgtitle_active->addWidget (m_widget_title_bg_color_active, 0);
+    default_var = QColor (192, 192, 192);
+    QColor bg_color_active = settings->value ("DockWidgets/title_bg_color_active",
+                                              default_var).value<QColor> ();
+    m_widget_title_bg_color_active = new color_picker (bg_color_active);
+    m_widget_title_bg_color_active->setEnabled (false);
+    layout_widget_bgtitle_active->addWidget (m_widget_title_bg_color_active, 0);
 
-  connect (cb_widget_custom_style, SIGNAL (toggled (bool)),
-           m_widget_title_bg_color_active, SLOT (setEnabled (bool)));
+    connect (cb_widget_custom_style, SIGNAL (toggled (bool)),
+             m_widget_title_bg_color_active, SLOT (setEnabled (bool)));
 
-  default_var = QColor (0, 0, 0);
-  QColor fg_color = settings->value ("DockWidgets/title_fg_color",
-                                     default_var).value<QColor> ();
-  m_widget_title_fg_color = new color_picker (fg_color);
-  m_widget_title_fg_color->setEnabled (false);
-  layout_widget_fgtitle->addWidget (m_widget_title_fg_color, 0);
+    default_var = QColor (0, 0, 0);
+    QColor fg_color = settings->value ("DockWidgets/title_fg_color",
+                                       default_var).value<QColor> ();
+    m_widget_title_fg_color = new color_picker (fg_color);
+    m_widget_title_fg_color->setEnabled (false);
+    layout_widget_fgtitle->addWidget (m_widget_title_fg_color, 0);
 
-  connect (cb_widget_custom_style, SIGNAL (toggled (bool)),
-           m_widget_title_fg_color, SLOT (setEnabled (bool)));
+    connect (cb_widget_custom_style, SIGNAL (toggled (bool)),
+             m_widget_title_fg_color, SLOT (setEnabled (bool)));
 
-  default_var = QColor (0, 0, 0);
-  QColor fg_color_active = settings->value ("DockWidgets/title_fg_color_active",
-                                            default_var).value<QColor> ();
-  m_widget_title_fg_color_active = new color_picker (fg_color_active);
-  m_widget_title_fg_color_active->setEnabled (false);
-  layout_widget_fgtitle_active->addWidget (m_widget_title_fg_color_active, 0);
+    default_var = QColor (0, 0, 0);
+    QColor fg_color_active = settings->value ("DockWidgets/title_fg_color_active",
+                                              default_var).value<QColor> ();
+    m_widget_title_fg_color_active = new color_picker (fg_color_active);
+    m_widget_title_fg_color_active->setEnabled (false);
+    layout_widget_fgtitle_active->addWidget (m_widget_title_fg_color_active, 0);
 
-  connect (cb_widget_custom_style, SIGNAL (toggled (bool)),
-           m_widget_title_fg_color_active, SLOT (setEnabled (bool)));
+    connect (cb_widget_custom_style, SIGNAL (toggled (bool)),
+             m_widget_title_fg_color_active, SLOT (setEnabled (bool)));
 
-  sb_3d_title->setValue (settings->value ("DockWidgets/widget_title_3d", 50).toInt ());
-  cb_widget_custom_style->setChecked (settings->value ("DockWidgets/widget_title_custom_style", false).toBool ());
+    sb_3d_title->setValue (settings->value ("DockWidgets/widget_title_3d", 50).toInt ());
+    cb_widget_custom_style->setChecked (settings->value ("DockWidgets/widget_title_custom_style", false).toBool ());
 
-  // Cursor blinking: consider old terminal related setting if not yet set
-  // TODO: This pref. can be deprecated / removed if Qt adds support for
-  //       getting the cursor blink preferences from all OS environments
-  if (settings->contains ("cursor_blinking"))
-    {
-      // Preference exists, read its value
-      cb_cursor_blinking->setChecked (settings->value ("cursor_blinking", true).toBool ());
-    }
-  else
-    {
-      // Pref. does not exist, so take old terminal related pref.
-      cb_cursor_blinking->setChecked (settings->value ("terminal/cursorBlinking", true).toBool ());
-    }
+    // Cursor blinking: consider old terminal related setting if not yet set
+    // TODO: This pref. can be deprecated / removed if Qt adds support for
+    //       getting the cursor blink preferences from all OS environments
+    if (settings->contains ("cursor_blinking"))
+      {
+        // Preference exists, read its value
+        cb_cursor_blinking->setChecked (settings->value ("cursor_blinking", true).toBool ());
+      }
+    else
+      {
+        // Pref. does not exist, so take old terminal related pref.
+        cb_cursor_blinking->setChecked (settings->value ("terminal/cursorBlinking", true).toBool ());
+      }
 
-  // prompt on exit
-  cb_prompt_to_exit->setChecked (settings->value ("prompt_to_exit", false).toBool ());
+    // prompt on exit
+    cb_prompt_to_exit->setChecked (settings->value ("prompt_to_exit", false).toBool ());
 
-  // Main status bar
-  cb_status_bar->setChecked (settings->value ("show_status_bar", true).toBool ());
+    // Main status bar
+    cb_status_bar->setChecked (settings->value ("show_status_bar", true).toBool ());
 
-  // Octave startup
-  cb_restore_octave_dir->setChecked (settings->value ("restore_octave_dir", false).toBool ());
-  le_octave_dir->setText (settings->value ("octave_startup_dir").toString ());
+    // Octave startup
+    cb_restore_octave_dir->setChecked (settings->value ("restore_octave_dir", false).toBool ());
+    le_octave_dir->setText (settings->value ("octave_startup_dir").toString ());
 
-  connect (pb_octave_dir, SIGNAL (pressed (void)),
-           this, SLOT (get_octave_dir (void)));
+    connect (pb_octave_dir, SIGNAL (pressed (void)),
+             this, SLOT (get_octave_dir (void)));
 
-  //
-  // editor
-  //
-  useCustomFileEditor->setChecked (settings->value ("useCustomFileEditor", false).toBool ());
-  customFileEditor->setText (settings->value ("customFileEditor").toString ());
-  editor_showLineNumbers->setChecked (settings->value ("editor/showLineNumbers", true).toBool ());
-  editor_linenr_size->setValue (settings->value ("editor/line_numbers_size", 0).toInt ());
+    //
+    // editor
+    //
+    useCustomFileEditor->setChecked (settings->value ("useCustomFileEditor", false).toBool ());
+    customFileEditor->setText (settings->value ("customFileEditor").toString ());
+    editor_showLineNumbers->setChecked (settings->value ("editor/showLineNumbers", true).toBool ());
+    editor_linenr_size->setValue (settings->value ("editor/line_numbers_size", 0).toInt ());
 
-  resource_manager::combo_encoding (editor_combo_encoding);
+    resource_manager::combo_encoding (editor_combo_encoding);
 
-  default_var = QColor (240, 240, 240);
-  QColor setting_color = settings->value ("editor/highlight_current_line_color", default_var).value<QColor> ();
-  m_editor_current_line_color = new color_picker (setting_color);
-  editor_grid_current_line->addWidget (m_editor_current_line_color, 0, 3);
-  m_editor_current_line_color->setMinimumSize (20, 10);
-  m_editor_current_line_color->setEnabled (false);
+    default_var = QColor (240, 240, 240);
+    QColor setting_color = settings->value ("editor/highlight_current_line_color", default_var).value<QColor> ();
+    m_editor_current_line_color = new color_picker (setting_color);
+    editor_grid_current_line->addWidget (m_editor_current_line_color, 0, 3);
+    m_editor_current_line_color->setMinimumSize (20, 10);
+    m_editor_current_line_color->setEnabled (false);
 
-  connect (editor_highlightCurrentLine, SIGNAL (toggled (bool)),
-           m_editor_current_line_color, SLOT (setEnabled (bool)));
+    connect (editor_highlightCurrentLine, SIGNAL (toggled (bool)),
+             m_editor_current_line_color, SLOT (setEnabled (bool)));
 
-  editor_highlightCurrentLine->setChecked (settings->value ("editor/highlightCurrentLine", true).toBool ());
-  editor_long_line_marker->setChecked (settings->value ("editor/long_line_marker", true).toBool ());
-  bool long_line =
-    settings->value ("editor/long_line_marker_line", true).toBool ();
-  editor_long_line_marker_line->setChecked (long_line);
-  bool long_back =
-    settings->value ("editor/long_line_marker_background", false).toBool ();
-  editor_long_line_marker_background->setChecked (long_back);
-  if (! (long_line || long_back))
-    editor_long_line_marker_line->setChecked (true);
-  editor_long_line_column->setValue (settings->value ("editor/long_line_column", 80).toInt ());
-  editor_break_checkbox->setChecked (settings->value ("editor/break_lines", false).toBool ());
-  editor_break_checkbox->setChecked (settings->value ("editor/break_lines_comments", false).toBool ());
-  editor_wrap_checkbox->setChecked (settings->value ("editor/wrap_lines", false).toBool ());
-  cb_edit_status_bar->setChecked (settings->value ("editor/show_edit_status_bar", true).toBool ());
-  cb_edit_tool_bar->setChecked (settings->value ("editor/show_toolbar", true).toBool ());
-  cb_code_folding->setChecked (settings->value ("editor/code_folding", true).toBool ());
-  editor_highlight_all_occurrences->setChecked (settings->value ("editor/highlight_all_occurrences", true).toBool ());
+    editor_highlightCurrentLine->setChecked (settings->value ("editor/highlightCurrentLine", true).toBool ());
+    editor_long_line_marker->setChecked (settings->value ("editor/long_line_marker", true).toBool ());
+    bool long_line =
+      settings->value ("editor/long_line_marker_line", true).toBool ();
+    editor_long_line_marker_line->setChecked (long_line);
+    bool long_back =
+      settings->value ("editor/long_line_marker_background", false).toBool ();
+    editor_long_line_marker_background->setChecked (long_back);
+    if (! (long_line || long_back))
+      editor_long_line_marker_line->setChecked (true);
+    editor_long_line_column->setValue (settings->value ("editor/long_line_column", 80).toInt ());
+    editor_break_checkbox->setChecked (settings->value ("editor/break_lines", false).toBool ());
+    editor_break_checkbox->setChecked (settings->value ("editor/break_lines_comments", false).toBool ());
+    editor_wrap_checkbox->setChecked (settings->value ("editor/wrap_lines", false).toBool ());
+    cb_edit_status_bar->setChecked (settings->value ("editor/show_edit_status_bar", true).toBool ());
+    cb_edit_tool_bar->setChecked (settings->value ("editor/show_toolbar", true).toBool ());
+    cb_code_folding->setChecked (settings->value ("editor/code_folding", true).toBool ());
+    editor_highlight_all_occurrences->setChecked (settings->value ("editor/highlight_all_occurrences", true).toBool ());
 
-  editor_auto_endif->setCurrentIndex (settings->value ("editor/auto_endif", 1).toInt () );
-  editor_codeCompletion->setChecked (settings->value ("editor/codeCompletion", true).toBool ());
-  editor_spinbox_ac_threshold->setValue (settings->value ("editor/codeCompletion_threshold", 2).toInt ());
-  editor_checkbox_ac_keywords->setChecked (settings->value ("editor/codeCompletion_keywords", true).toBool ());
-  editor_checkbox_ac_builtins->setEnabled (editor_checkbox_ac_keywords->isChecked ());
-  editor_checkbox_ac_functions->setEnabled (editor_checkbox_ac_keywords->isChecked ());
-  editor_checkbox_ac_builtins->setChecked (settings->value ("editor/codeCompletion_octave_builtins", true).toBool ());
-  editor_checkbox_ac_functions->setChecked (settings->value ("editor/codeCompletion_octave_functions", true).toBool ());
-  editor_checkbox_ac_document->setChecked (settings->value ("editor/codeCompletion_document", false).toBool ());
-  editor_checkbox_ac_case->setChecked (settings->value ("editor/codeCompletion_case", true).toBool ());
-  editor_checkbox_ac_replace->setChecked (settings->value ("editor/codeCompletion_replace", false).toBool ());
-  editor_ws_checkbox->setChecked (settings->value ("editor/show_white_space", false).toBool ());
-  editor_ws_indent_checkbox->setChecked (settings->value ("editor/show_white_space_indent", false).toBool ());
-  cb_show_eol->setChecked (settings->value ("editor/show_eol_chars", false).toBool ());
-  cb_show_hscrollbar->setChecked (settings->value ("editor/show_hscroll_bar", true).toBool ());
+    editor_auto_endif->setCurrentIndex (settings->value ("editor/auto_endif", 1).toInt () );
+    editor_codeCompletion->setChecked (settings->value ("editor/codeCompletion", true).toBool ());
+    editor_spinbox_ac_threshold->setValue (settings->value ("editor/codeCompletion_threshold", 2).toInt ());
+    editor_checkbox_ac_keywords->setChecked (settings->value ("editor/codeCompletion_keywords", true).toBool ());
+    editor_checkbox_ac_builtins->setEnabled (editor_checkbox_ac_keywords->isChecked ());
+    editor_checkbox_ac_functions->setEnabled (editor_checkbox_ac_keywords->isChecked ());
+    editor_checkbox_ac_builtins->setChecked (settings->value ("editor/codeCompletion_octave_builtins", true).toBool ());
+    editor_checkbox_ac_functions->setChecked (settings->value ("editor/codeCompletion_octave_functions", true).toBool ());
+    editor_checkbox_ac_document->setChecked (settings->value ("editor/codeCompletion_document", false).toBool ());
+    editor_checkbox_ac_case->setChecked (settings->value ("editor/codeCompletion_case", true).toBool ());
+    editor_checkbox_ac_replace->setChecked (settings->value ("editor/codeCompletion_replace", false).toBool ());
+    editor_ws_checkbox->setChecked (settings->value ("editor/show_white_space", false).toBool ());
+    editor_ws_indent_checkbox->setChecked (settings->value ("editor/show_white_space_indent", false).toBool ());
+    cb_show_eol->setChecked (settings->value ("editor/show_eol_chars", false).toBool ());
+    cb_show_hscrollbar->setChecked (settings->value ("editor/show_hscroll_bar", true).toBool ());
 
-  int selected_comment_string, selected_uncomment_string;
+    int selected_comment_string, selected_uncomment_string;
 
-  if (settings->contains (ed_comment_str.key))   // new version (radio buttons)
-    selected_comment_string = settings->value (ed_comment_str.key,
-                                               ed_comment_str.def).toInt ();
-  else                                         // old version (combo box)
-    selected_comment_string = settings->value (ed_comment_str_old.key,
-                                               ed_comment_str.def).toInt ();
+    if (settings->contains (ed_comment_str.key))   // new version (radio buttons)
+      selected_comment_string = settings->value (ed_comment_str.key,
+                                                 ed_comment_str.def).toInt ();
+    else                                         // old version (combo box)
+      selected_comment_string = settings->value (ed_comment_str_old.key,
+                                                 ed_comment_str.def).toInt ();
 
-  selected_uncomment_string = settings->value (ed_uncomment_str.key,
-                                               ed_uncomment_str.def).toInt ();
+    selected_uncomment_string = settings->value (ed_uncomment_str.key,
+                                                 ed_uncomment_str.def).toInt ();
 
-  for (int i = 0; i < ed_comment_strings_count; i++)
-    {
-      m_rb_comment_strings[i] = new QRadioButton ();
-      m_rb_uncomment_strings[i] = new QRadioButton ();
+    for (int i = 0; i < ed_comment_strings_count; i++)
+      {
+        m_rb_comment_strings[i] = new QRadioButton ();
+        m_rb_uncomment_strings[i] = new QRadioButton ();
 
-      connect (m_rb_comment_strings[i], SIGNAL (clicked (bool)),
-               m_rb_uncomment_strings[i], SLOT (setChecked (bool)));
-      connect (m_rb_comment_strings[i], SIGNAL (toggled (bool)),
-               m_rb_uncomment_strings[i], SLOT (setDisabled (bool)));
+        connect (m_rb_comment_strings[i], SIGNAL (clicked (bool)),
+                 m_rb_uncomment_strings[i], SLOT (setChecked (bool)));
+        connect (m_rb_comment_strings[i], SIGNAL (toggled (bool)),
+                 m_rb_uncomment_strings[i], SLOT (setDisabled (bool)));
 
-      m_rb_comment_strings[i]->setText (ed_comment_strings.at(i));
-      m_rb_comment_strings[i]->setChecked (i == selected_comment_string);
-      layout_comment_strings->addWidget (m_rb_comment_strings[i]);
+        m_rb_comment_strings[i]->setText (ed_comment_strings.at(i));
+        m_rb_comment_strings[i]->setChecked (i == selected_comment_string);
+        layout_comment_strings->addWidget (m_rb_comment_strings[i]);
 
-      m_rb_uncomment_strings[i]->setText (ed_comment_strings.at(i));
-      m_rb_uncomment_strings[i]->setAutoExclusive (false);
-      m_rb_uncomment_strings[i]->setChecked ( 1 << i & selected_uncomment_string);
-      layout_uncomment_strings->addWidget (m_rb_uncomment_strings[i]);
-    }
+        m_rb_uncomment_strings[i]->setText (ed_comment_strings.at(i));
+        m_rb_uncomment_strings[i]->setAutoExclusive (false);
+        m_rb_uncomment_strings[i]->setChecked ( 1 << i & selected_uncomment_string);
+        layout_uncomment_strings->addWidget (m_rb_uncomment_strings[i]);
+      }
 
 
 #if defined (HAVE_QSCINTILLA)
 #  if defined (Q_OS_WIN32)
-  int eol_mode = QsciScintilla::EolWindows;
+    int eol_mode = QsciScintilla::EolWindows;
 #elif defined (Q_OS_MAC)
-  int eol_mode = QsciScintilla::EolMac;
+    int eol_mode = QsciScintilla::EolMac;
 #else
-  int eol_mode = QsciScintilla::EolUnix;
+    int eol_mode = QsciScintilla::EolUnix;
 #endif
 #else
-  int eol_mode = 2;
+    int eol_mode = 2;
 #endif
-  combo_eol_mode->setCurrentIndex (settings->value ("editor/default_eol_mode", eol_mode).toInt ());
-  editor_auto_ind_checkbox->setChecked (settings->value ("editor/auto_indent", true).toBool ());
-  editor_tab_ind_checkbox->setChecked (settings->value ("editor/tab_indents_line", false).toBool ());
-  editor_bs_unind_checkbox->setChecked (settings->value ("editor/backspace_unindents_line", false).toBool ());
-  editor_ind_guides_checkbox->setChecked (settings->value ("editor/show_indent_guides", false).toBool ());
-  editor_ind_width_spinbox->setValue (settings->value ("editor/indent_width", 2).toInt ());
-  editor_ind_uses_tabs_checkbox->setChecked (settings->value ("editor/indent_uses_tabs", false).toBool ());
-  editor_tab_width_spinbox->setValue (settings->value ("editor/tab_width", 2).toInt ());
-  editor_longWindowTitle->setChecked (settings->value ("editor/longWindowTitle", false).toBool ());
-  editor_notebook_tab_width_min->setValue (settings->value ("editor/notebook_tab_width_min", 160).toInt ());
-  editor_notebook_tab_width_max->setValue (settings->value ("editor/notebook_tab_width_max", 300).toInt ());
-  editor_restoreSession->setChecked (settings->value ("editor/restoreSession", true).toBool ());
-  editor_create_new_file->setChecked (settings->value ("editor/create_new_file", false).toBool ());
-  editor_reload_changed_files->setChecked (settings->value ("editor/always_reload_changed_files", false).toBool ());
-  editor_hiding_closes_files->setChecked (settings->value ("editor/hiding_closes_files", false).toBool ());
-  editor_show_dbg_file->setChecked (settings->value (ed_show_dbg_file.key, ed_show_dbg_file.def).toBool ());
+    combo_eol_mode->setCurrentIndex (settings->value ("editor/default_eol_mode", eol_mode).toInt ());
+    editor_auto_ind_checkbox->setChecked (settings->value ("editor/auto_indent", true).toBool ());
+    editor_tab_ind_checkbox->setChecked (settings->value ("editor/tab_indents_line", false).toBool ());
+    editor_bs_unind_checkbox->setChecked (settings->value ("editor/backspace_unindents_line", false).toBool ());
+    editor_ind_guides_checkbox->setChecked (settings->value ("editor/show_indent_guides", false).toBool ());
+    editor_ind_width_spinbox->setValue (settings->value ("editor/indent_width", 2).toInt ());
+    editor_ind_uses_tabs_checkbox->setChecked (settings->value ("editor/indent_uses_tabs", false).toBool ());
+    editor_tab_width_spinbox->setValue (settings->value ("editor/tab_width", 2).toInt ());
+    editor_longWindowTitle->setChecked (settings->value ("editor/longWindowTitle", false).toBool ());
+    editor_notebook_tab_width_min->setValue (settings->value ("editor/notebook_tab_width_min", 160).toInt ());
+    editor_notebook_tab_width_max->setValue (settings->value ("editor/notebook_tab_width_max", 300).toInt ());
+    editor_restoreSession->setChecked (settings->value ("editor/restoreSession", true).toBool ());
+    editor_create_new_file->setChecked (settings->value ("editor/create_new_file", false).toBool ());
+    editor_reload_changed_files->setChecked (settings->value ("editor/always_reload_changed_files", false).toBool ());
+    editor_hiding_closes_files->setChecked (settings->value ("editor/hiding_closes_files", false).toBool ());
+    editor_show_dbg_file->setChecked (settings->value (ed_show_dbg_file.key, ed_show_dbg_file.def).toBool ());
 
-  // terminal
-  terminal_fontName->setCurrentFont (QFont (settings->value ("terminal/fontName", "Courier New").toString ()));
-  terminal_fontSize->setValue (settings->value ("terminal/fontSize", 10).toInt ());
-  terminal_history_buffer->setValue (settings->value ("terminal/history_buffer", 1000).toInt ());
-  terminal_cursorUseForegroundColor->setChecked (settings->value ("terminal/cursorUseForegroundColor", true).toBool ());
-  terminal_focus_command->setChecked (settings->value ("terminal/focus_after_command", false).toBool ());
-  terminal_print_dbg_location->setChecked (settings->value ("terminal/print_debug_location", false).toBool ());
+    // terminal
+    terminal_fontName->setCurrentFont (QFont (settings->value ("terminal/fontName", "Courier New").toString ()));
+    terminal_fontSize->setValue (settings->value ("terminal/fontSize", 10).toInt ());
+    terminal_history_buffer->setValue (settings->value ("terminal/history_buffer", 1000).toInt ());
+    terminal_cursorUseForegroundColor->setChecked (settings->value ("terminal/cursorUseForegroundColor", true).toBool ());
+    terminal_focus_command->setChecked (settings->value ("terminal/focus_after_command", false).toBool ());
+    terminal_print_dbg_location->setChecked (settings->value ("terminal/print_debug_location", false).toBool ());
 
-  QString cursorType
-    = settings->value ("terminal/cursorType", "ibeam").toString ();
+    QString cursorType
+      = settings->value ("terminal/cursorType", "ibeam").toString ();
 
-  QStringList items;
-  items << QString ("0") << QString ("1") << QString ("2");
-  terminal_cursorType->addItems (items);
-  terminal_cursorType->setItemText (0, tr ("IBeam Cursor"));
-  terminal_cursorType->setItemText (1, tr ("Block Cursor"));
-  terminal_cursorType->setItemText (2, tr ("Underline Cursor"));
+    QStringList items;
+    items << QString ("0") << QString ("1") << QString ("2");
+    terminal_cursorType->addItems (items);
+    terminal_cursorType->setItemText (0, tr ("IBeam Cursor"));
+    terminal_cursorType->setItemText (1, tr ("Block Cursor"));
+    terminal_cursorType->setItemText (2, tr ("Underline Cursor"));
 
-  if (cursorType == "ibeam")
-    terminal_cursorType->setCurrentIndex (0);
-  else if (cursorType == "block")
-    terminal_cursorType->setCurrentIndex (1);
-  else if (cursorType == "underline")
-    terminal_cursorType->setCurrentIndex (2);
+    if (cursorType == "ibeam")
+      terminal_cursorType->setCurrentIndex (0);
+    else if (cursorType == "block")
+      terminal_cursorType->setCurrentIndex (1);
+    else if (cursorType == "underline")
+      terminal_cursorType->setCurrentIndex (2);
 
-  // file browser
-  connect (sync_octave_directory, SIGNAL (toggled (bool)),
-           this, SLOT (set_disabled_pref_file_browser_dir (bool)));
+    // file browser
+    connect (sync_octave_directory, SIGNAL (toggled (bool)),
+             this, SLOT (set_disabled_pref_file_browser_dir (bool)));
 
-  sync_octave_directory->setChecked (settings->value (fb_sync_octdir.key, fb_sync_octdir.def).toBool ());
-  cb_restore_file_browser_dir->setChecked (settings->value (fb_restore_last_dir.key, fb_restore_last_dir.def).toBool ());
-  le_file_browser_dir->setText (settings->value (fb_startup_dir.key).toString ());
+    sync_octave_directory->setChecked (settings->value (fb_sync_octdir.key, fb_sync_octdir.def).toBool ());
+    cb_restore_file_browser_dir->setChecked (settings->value (fb_restore_last_dir.key, fb_restore_last_dir.def).toBool ());
+    le_file_browser_dir->setText (settings->value (fb_startup_dir.key).toString ());
 
-  connect (pb_file_browser_dir, SIGNAL (pressed (void)),
-           this, SLOT (get_file_browser_dir (void)));
+    connect (pb_file_browser_dir, SIGNAL (pressed (void)),
+             this, SLOT (get_file_browser_dir (void)));
 
-  le_file_browser_extensions->setText (settings->value (fb_txt_file_ext.key, fb_txt_file_ext.def).toString ());
+    le_file_browser_extensions->setText (settings->value (fb_txt_file_ext.key, fb_txt_file_ext.def).toString ());
 
-  checkbox_allow_web_connect->setChecked (settings->value ("news/allow_web_connection", false).toBool ());
-  useProxyServer->setChecked (settings->value ("useProxyServer", false).toBool ());
-  proxyHostName->setText (settings->value ("proxyHostName").toString ());
+    checkbox_allow_web_connect->setChecked (settings->value ("news/allow_web_connection", false).toBool ());
+    useProxyServer->setChecked (settings->value ("useProxyServer", false).toBool ());
+    proxyHostName->setText (settings->value ("proxyHostName").toString ());
 
-  int currentIndex = 0;
-  QString proxyTypeString = settings->value ("proxyType").toString ();
-  while ((currentIndex < proxyType->count ())
-         && (proxyType->currentText () != proxyTypeString))
-    {
-      currentIndex++;
-      proxyType->setCurrentIndex (currentIndex);
-    }
+    int currentIndex = 0;
+    QString proxyTypeString = settings->value ("proxyType").toString ();
+    while ((currentIndex < proxyType->count ())
+           && (proxyType->currentText () != proxyTypeString))
+      {
+        currentIndex++;
+        proxyType->setCurrentIndex (currentIndex);
+      }
 
-  proxyPort->setText (settings->value ("proxyPort").toString ());
-  proxyUserName->setText (settings->value ("proxyUserName").toString ());
-  proxyPassword->setText (settings->value ("proxyPassword").toString ());
+    proxyPort->setText (settings->value ("proxyPort").toString ());
+    proxyUserName->setText (settings->value ("proxyUserName").toString ());
+    proxyPassword->setText (settings->value ("proxyPassword").toString ());
 
-  // Workspace
-  // colors
-  read_workspace_colors (settings);
-  // hide tool tips
-  cb_hide_tool_tips->setChecked (settings->value ("workspaceview/hide_tool_tips", false).toBool ());
+    // Workspace
+    // colors
+    read_workspace_colors (settings);
+    // hide tool tips
+    cb_hide_tool_tips->setChecked (settings->value ("workspaceview/hide_tool_tips", false).toBool ());
 
-  // terminal colors
-  read_terminal_colors (settings);
+    // terminal colors
+    read_terminal_colors (settings);
 
-  // variable editor
-  varedit_columnWidth->setValue (settings->value ("variable_editor/column_width", 100).toInt ());
-  varedit_autoFitColumnWidth->setChecked (settings->value ("variable_editor/autofit_column_width", false).toBool ());
-  varedit_autofitType->setCurrentIndex (settings->value ("autofit_type", 0).toInt ());
-  varedit_rowHeight->setValue (settings->value ("variable_editor/row_height", 10).toInt ());
-  varedit_rowAutofit->setChecked (settings->value ("variable_editor/autofit_row_height", true).toBool ());
+    // variable editor
+    varedit_columnWidth->setValue (settings->value ("variable_editor/column_width", 100).toInt ());
+    varedit_autoFitColumnWidth->setChecked (settings->value ("variable_editor/autofit_column_width", false).toBool ());
+    varedit_autofitType->setCurrentIndex (settings->value ("autofit_type", 0).toInt ());
+    varedit_rowHeight->setValue (settings->value ("variable_editor/row_height", 10).toInt ());
+    varedit_rowAutofit->setChecked (settings->value ("variable_editor/autofit_row_height", true).toBool ());
 
-  varedit_font->setCurrentFont (QFont (settings->value ("variable_editor/font_name", settings->value ("terminal/fontName", "Courier New")).toString ()));
-  varedit_fontSize->setValue (settings->value ("variable_editor/font_size", QVariant (10)).toInt ());
-  connect (varedit_useTerminalFont, SIGNAL (toggled (bool)),
-           varedit_font, SLOT (setDisabled (bool)));
-  connect (varedit_useTerminalFont, SIGNAL (toggled (bool)),
-           varedit_fontSize, SLOT (setDisabled (bool)));
-  varedit_useTerminalFont->setChecked (settings->value ("variable_editor/use_terminal_font", false).toBool ());
-  varedit_font->setDisabled (varedit_useTerminalFont->isChecked ());
-  varedit_fontSize->setDisabled (varedit_useTerminalFont->isChecked ());
+    varedit_font->setCurrentFont (QFont (settings->value ("variable_editor/font_name", settings->value ("terminal/fontName", "Courier New")).toString ()));
+    varedit_fontSize->setValue (settings->value ("variable_editor/font_size", QVariant (10)).toInt ());
+    connect (varedit_useTerminalFont, SIGNAL (toggled (bool)),
+             varedit_font, SLOT (setDisabled (bool)));
+    connect (varedit_useTerminalFont, SIGNAL (toggled (bool)),
+             varedit_fontSize, SLOT (setDisabled (bool)));
+    varedit_useTerminalFont->setChecked (settings->value ("variable_editor/use_terminal_font", false).toBool ());
+    varedit_font->setDisabled (varedit_useTerminalFont->isChecked ());
+    varedit_fontSize->setDisabled (varedit_useTerminalFont->isChecked ());
 
-  varedit_alternate->setChecked (settings->value ("variable_editor/alternate_rows", QVariant (false)).toBool ());
+    varedit_alternate->setChecked (settings->value ("variable_editor/alternate_rows", QVariant (false)).toBool ());
 
-  // variable editor colors
-  read_varedit_colors (settings);
+    // variable editor colors
+    read_varedit_colors (settings);
 
-  // shortcuts
+    // shortcuts
 
-  cb_prevent_readline_conflicts->setChecked (settings->value ("shortcuts/prevent_readline_conflicts", true).toBool ());
+    cb_prevent_readline_conflicts->setChecked (settings->value ("shortcuts/prevent_readline_conflicts", true).toBool ());
 
-  // initialize the tree view with all shortcut data
-  shortcut_manager::fill_treewidget (shortcuts_treewidget);
+    // initialize the tree view with all shortcut data
+    shortcut_manager::fill_treewidget (shortcuts_treewidget);
 
-  // connect the buttons for import/export of the shortcut sets
-  connect (btn_import_shortcut_set, SIGNAL (clicked (void)),
-           this, SLOT (import_shortcut_set (void)));
+    // connect the buttons for import/export of the shortcut sets
+    connect (btn_import_shortcut_set, SIGNAL (clicked (void)),
+             this, SLOT (import_shortcut_set (void)));
 
-  connect (btn_export_shortcut_set, SIGNAL (clicked (void)),
-           this, SLOT (export_shortcut_set (void)));
+    connect (btn_export_shortcut_set, SIGNAL (clicked (void)),
+             this, SLOT (export_shortcut_set (void)));
 
-  connect (btn_default_shortcut_set, SIGNAL (clicked (void)),
-           this, SLOT (default_shortcut_set (void)));
+    connect (btn_default_shortcut_set, SIGNAL (clicked (void)),
+             this, SLOT (default_shortcut_set (void)));
 
 #if defined (HAVE_QSCINTILLA)
 
-  // editor styles: create lexer, read settings, and create dialog elements
-  QsciLexer *lexer;
+    // editor styles: create lexer, read settings, and create dialog elements
+    QsciLexer *lexer;
 
 #if defined (HAVE_LEXER_OCTAVE)
 
-  lexer = new QsciLexerOctave ();
-  read_lexer_settings (lexer, settings);
-  delete lexer;
+    lexer = new QsciLexerOctave ();
+    read_lexer_settings (lexer, settings);
+    delete lexer;
 
 #elif defined (HAVE_LEXER_MATLAB)
 
-  lexer = new QsciLexerMatlab ();
-  read_lexer_settings (lexer, settings);
-  delete lexer;
+    lexer = new QsciLexerMatlab ();
+    read_lexer_settings (lexer, settings);
+    delete lexer;
 
 #endif
 
-  lexer = new QsciLexerCPP ();
-  read_lexer_settings (lexer, settings);
-  delete lexer;
+    lexer = new QsciLexerCPP ();
+    read_lexer_settings (lexer, settings);
+    delete lexer;
 
-  lexer = new QsciLexerPerl ();
-  read_lexer_settings (lexer, settings);
-  delete lexer;
+    lexer = new QsciLexerPerl ();
+    read_lexer_settings (lexer, settings);
+    delete lexer;
 
-  lexer = new QsciLexerBatch ();
-  read_lexer_settings (lexer, settings);
-  delete lexer;
+    lexer = new QsciLexerBatch ();
+    read_lexer_settings (lexer, settings);
+    delete lexer;
 
-  lexer = new QsciLexerDiff ();
-  read_lexer_settings (lexer, settings);
-  delete lexer;
+    lexer = new QsciLexerDiff ();
+    read_lexer_settings (lexer, settings);
+    delete lexer;
 
-  lexer = new QsciLexerBash ();
-  read_lexer_settings (lexer, settings);
-  delete lexer;
+    lexer = new QsciLexerBash ();
+    read_lexer_settings (lexer, settings);
+    delete lexer;
 
-  lexer = new octave::octave_txt_lexer ();
-  read_lexer_settings (lexer, settings);
-  delete lexer;
+    lexer = new octave::octave_txt_lexer ();
+    read_lexer_settings (lexer, settings);
+    delete lexer;
 
 #endif
 
-  // which tab is the desired one?
-  show_tab (desired_tab);
+    // which tab is the desired one?
+    show_tab (desired_tab);
 
-  // connect button box signal
-  connect (button_box, SIGNAL (clicked (QAbstractButton *)),
-           this, SLOT (button_clicked (QAbstractButton *)));
+    // connect button box signal
+    connect (button_box, SIGNAL (clicked (QAbstractButton *)),
+             this, SLOT (button_clicked (QAbstractButton *)));
 
-  // restore last geometry
-  if (settings->contains ("settings/geometry"))
-    restoreGeometry (settings->value ("settings/geometry").toByteArray ());
-  else
-    setGeometry (QRect (10,50,1000,600));
-}
+    // restore last geometry
+    if (settings->contains ("settings/geometry"))
+      restoreGeometry (settings->value ("settings/geometry").toByteArray ());
+    else
+      setGeometry (QRect (10,50,1000,600));
+  }
 
-void
-settings_dialog::show_tab (const QString& tab)
-{
-  if (tab.isEmpty ())
-    {
-      QSettings *settings = resource_manager::get_settings ();
-      if (settings)
-        tabWidget->setCurrentIndex (settings->value ("settings/last_tab", 0).toInt ());
-    }
-  else
-    {
-      QHash <QString, QWidget*> tab_hash;
-      tab_hash["editor"] = tab_editor;
-      tab_hash["editor_styles"] = tab_editor;
-      tabWidget->setCurrentIndex (tabWidget->indexOf (tab_hash.value (tab)));
-      if (tab == "editor_styles")
-        tab_editor_scroll_area->ensureWidgetVisible (group_box_editor_styles);
-    }
-}
+  void settings_dialog::show_tab (const QString& tab)
+  {
+    if (tab.isEmpty ())
+      {
+        QSettings *settings = resource_manager::get_settings ();
+        if (settings)
+          tabWidget->setCurrentIndex (settings->value ("settings/last_tab", 0).toInt ());
+      }
+    else
+      {
+        QHash <QString, QWidget*> tab_hash;
+        tab_hash["editor"] = tab_editor;
+        tab_hash["editor_styles"] = tab_editor;
+        tabWidget->setCurrentIndex (tabWidget->indexOf (tab_hash.value (tab)));
+        if (tab == "editor_styles")
+          tab_editor_scroll_area->ensureWidgetVisible (group_box_editor_styles);
+      }
+  }
 
-void
-settings_dialog::get_octave_dir (void)
-{
-  get_dir (le_octave_dir, tr ("Set Octave Startup Directory"));
-}
+  void settings_dialog::get_octave_dir (void)
+  {
+    get_dir (le_octave_dir, tr ("Set Octave Startup Directory"));
+  }
 
-void
-settings_dialog::get_file_browser_dir (void)
-{
-  get_dir (le_file_browser_dir, tr ("Set File Browser Startup Directory"));
-}
+  void settings_dialog::get_file_browser_dir (void)
+  {
+    get_dir (le_file_browser_dir, tr ("Set File Browser Startup Directory"));
+  }
 
-void
-settings_dialog::get_dir (QLineEdit *line_edit, const QString& title)
-{
-  QString dir = QFileDialog::getExistingDirectory
-    (this, title, line_edit->text (), QFileDialog::ShowDirsOnly | QFileDialog::DontResolveSymlinks);
+  void settings_dialog::get_dir (QLineEdit *line_edit, const QString& title)
+  {
+    QString dir = QFileDialog::getExistingDirectory
+      (this, title, line_edit->text (), QFileDialog::ShowDirsOnly | QFileDialog::DontResolveSymlinks);
 
-  line_edit->setText (dir);
-}
+    line_edit->setText (dir);
+  }
 
-void
-settings_dialog::button_clicked (QAbstractButton *button)
-{
-  QDialogButtonBox::ButtonRole button_role = button_box->buttonRole (button);
+  void settings_dialog::button_clicked (QAbstractButton *button)
+  {
+    QDialogButtonBox::ButtonRole button_role = button_box->buttonRole (button);
 
-  if (button_role == QDialogButtonBox::ApplyRole
-      || button_role == QDialogButtonBox::AcceptRole)
-    {
-      write_changed_settings (button_role == QDialogButtonBox::AcceptRole);
-      emit apply_new_settings ();
-    }
+    if (button_role == QDialogButtonBox::ApplyRole
+        || button_role == QDialogButtonBox::AcceptRole)
+      {
+        write_changed_settings (button_role == QDialogButtonBox::AcceptRole);
+        emit apply_new_settings ();
+      }
 
-  if (button_role == QDialogButtonBox::RejectRole
-      || button_role == QDialogButtonBox::AcceptRole)
-    close ();
-}
+    if (button_role == QDialogButtonBox::RejectRole
+        || button_role == QDialogButtonBox::AcceptRole)
+      close ();
+  }
 
-void
-settings_dialog::set_disabled_pref_file_browser_dir (bool disable)
-{
-  cb_restore_file_browser_dir->setDisabled (disable);
+  void settings_dialog::set_disabled_pref_file_browser_dir (bool disable)
+  {
+    cb_restore_file_browser_dir->setDisabled (disable);
 
-  if (! disable)
-    {
-      le_file_browser_dir->setDisabled (cb_restore_file_browser_dir->isChecked ());
-      pb_file_browser_dir->setDisabled (cb_restore_file_browser_dir->isChecked ());
-    }
-  else
-    {
-      le_file_browser_dir->setDisabled (disable);
-      pb_file_browser_dir->setDisabled (disable);
-    }
-}
+    if (! disable)
+      {
+        le_file_browser_dir->setDisabled (cb_restore_file_browser_dir->isChecked ());
+        pb_file_browser_dir->setDisabled (cb_restore_file_browser_dir->isChecked ());
+      }
+    else
+      {
+        le_file_browser_dir->setDisabled (disable);
+        pb_file_browser_dir->setDisabled (disable);
+      }
+  }
+
+  // slots for import/export of shortcut sets
 
-// slots for import/export of shortcut sets
-void
-settings_dialog::import_shortcut_set (void)
-{
-  shortcut_manager::import_export (shortcut_manager::OSC_IMPORT);
-}
+  void settings_dialog::import_shortcut_set (void)
+  {
+    shortcut_manager::import_export (shortcut_manager::OSC_IMPORT);
+  }
 
-void
-settings_dialog::export_shortcut_set (void)
-{
-  shortcut_manager::import_export (shortcut_manager::OSC_EXPORT);
-}
+  void settings_dialog::export_shortcut_set (void)
+  {
+    shortcut_manager::import_export (shortcut_manager::OSC_EXPORT);
+  }
 
-void
-settings_dialog::default_shortcut_set (void)
-{
-  shortcut_manager::import_export (shortcut_manager::OSC_DEFAULT);
-}
+  void settings_dialog::default_shortcut_set (void)
+  {
+    shortcut_manager::import_export (shortcut_manager::OSC_DEFAULT);
+  }
 
-void
-settings_dialog::read_lexer_settings (QsciLexer *lexer, QSettings *settings)
-{
+  void settings_dialog::read_lexer_settings (QsciLexer *lexer,
+                                             QSettings *settings)
+  {
 #if defined (HAVE_QSCINTILLA)
 
-  lexer->readSettings (*settings);
-  int styles[MaxLexerStyles];  // array for saving valid styles
-                               // (enum is not continuous)
-  int max_style = get_valid_lexer_styles (lexer, styles);
-  QGridLayout *style_grid = new QGridLayout ();
-  QVector<QLabel*> description (max_style);
-  QVector<QFontComboBox*> select_font (max_style);
-  QVector<QSpinBox*> font_size (max_style);
-  QVector<QCheckBox*> attrib_font (3 * max_style);
-  QVector<color_picker*> color (max_style);
-  QVector<color_picker*> bg_color (max_style);
-  int default_size = 10;
-  QFont default_font = QFont ();
-  int label_width;
-  QColor default_color = QColor ();
-  QColor dummy_color = QColor (255, 0, 255);
+    lexer->readSettings (*settings);
+    int styles[MaxLexerStyles];  // array for saving valid styles
+    // (enum is not continuous)
+    int max_style = get_valid_lexer_styles (lexer, styles);
+    QGridLayout *style_grid = new QGridLayout ();
+    QVector<QLabel*> description (max_style);
+    QVector<QFontComboBox*> select_font (max_style);
+    QVector<QSpinBox*> font_size (max_style);
+    QVector<QCheckBox*> attrib_font (3 * max_style);
+    QVector<color_picker*> color (max_style);
+    QVector<color_picker*> bg_color (max_style);
+    int default_size = 10;
+    QFont default_font = QFont ();
+    int label_width;
+    QColor default_color = QColor ();
+    QColor dummy_color = QColor (255, 0, 255);
 
-  for (int i = 0; i < max_style; i++)  // create dialog elements for all styles
-    {
-      QString actual_name = lexer->description (styles[i]);
-      QFont   actual_font = lexer->font (styles[i]);
-      description[i] = new QLabel (actual_name);
-      description[i]->setWordWrap (true);
-      label_width = 24*description[i]->fontMetrics ().averageCharWidth ();
-      description[i]->setMaximumSize (label_width, QWIDGETSIZE_MAX);
-      description[i]->setMinimumSize (label_width, 1);
-      select_font[i] = new QFontComboBox ();
-      select_font[i]->setObjectName (actual_name + "_font");
-      select_font[i]->setMaximumSize (label_width, QWIDGETSIZE_MAX);
-      select_font[i]->setMinimumSize (label_width, 1);
-      font_size[i] = new QSpinBox ();
-      font_size[i]->setObjectName (actual_name + "_size");
-      if (styles[i] == 0) // the default
-        {
-          select_font[i]->setCurrentFont (actual_font);
-          default_font = actual_font;
-          font_size[i]->setRange (6, 24);
-          default_size = actual_font.pointSize ();
-          font_size[i]->setValue (default_size);
-          default_color = lexer->defaultPaper ();
-          bg_color[i] = new color_picker (default_color);
-        }
-      else   // other styles
-        {
-          select_font[i]->setCurrentFont (actual_font);
-          if (actual_font.family () == default_font.family ())
-            select_font[i]->setEditText (lexer->description (0));
-          font_size[i]->setRange (-4, 4);
-          font_size[i]->setValue (actual_font.pointSize ()-default_size);
-          font_size[i]->setToolTip (QObject::tr ("Difference to the default size"));
-          if (lexer->paper (styles[i]) == default_color)
-            bg_color[i] = new color_picker (dummy_color);
-          else
-            bg_color[i] = new color_picker (lexer->paper (styles[i]));
-          bg_color[i]->setToolTip
-            (QObject::tr ("Background color, pink (255, 0, 255) means default"));
-        }
-      attrib_font[0+3*i] = new QCheckBox (QObject::tr ("b", "short form for bold"));
-      attrib_font[1+3*i] = new QCheckBox (QObject::tr ("i", "short form for italic"));
-      attrib_font[2+3*i] = new QCheckBox (QObject::tr ("u", "short form for underlined"));
-      attrib_font[0+3*i]->setChecked (actual_font.bold ());
-      attrib_font[0+3*i]->setObjectName (actual_name + "_bold");
-      attrib_font[1+3*i]->setChecked (actual_font.italic ());
-      attrib_font[1+3*i]->setObjectName (actual_name + "_italic");
-      attrib_font[2+3*i]->setChecked (actual_font.underline ());
-      attrib_font[2+3*i]->setObjectName (actual_name + "_underline");
-      color[i] = new color_picker (lexer->color (styles[i]));
-      color[i]->setObjectName (actual_name + "_color");
-      bg_color[i]->setObjectName (actual_name + "_bg_color");
-      int column = 1;
-      style_grid->addWidget (description[i], i, column++);
-      style_grid->addWidget (select_font[i], i, column++);
-      style_grid->addWidget (font_size[i], i, column++);
-      style_grid->addWidget (attrib_font[0+3*i], i, column++);
-      style_grid->addWidget (attrib_font[1+3*i], i, column++);
-      style_grid->addWidget (attrib_font[2+3*i], i, column++);
-      style_grid->addWidget (color[i], i, column++);
-      style_grid->addWidget (bg_color[i], i, column++);
-    }
-  // place grid with elements into the tab
-  QScrollArea *scroll_area = new QScrollArea ();
-  QWidget *scroll_area_contents = new QWidget ();
-  scroll_area_contents->setObjectName (QString (lexer->language ()) + "_styles");
-  scroll_area_contents->setLayout (style_grid);
-  scroll_area->setWidget (scroll_area_contents);
-  tabs_editor_lexers->addTab (scroll_area, lexer->language ());
+    for (int i = 0; i < max_style; i++)  // create dialog elements for all styles
+      {
+        QString actual_name = lexer->description (styles[i]);
+        QFont   actual_font = lexer->font (styles[i]);
+        description[i] = new QLabel (actual_name);
+        description[i]->setWordWrap (true);
+        label_width = 24*description[i]->fontMetrics ().averageCharWidth ();
+        description[i]->setMaximumSize (label_width, QWIDGETSIZE_MAX);
+        description[i]->setMinimumSize (label_width, 1);
+        select_font[i] = new QFontComboBox ();
+        select_font[i]->setObjectName (actual_name + "_font");
+        select_font[i]->setMaximumSize (label_width, QWIDGETSIZE_MAX);
+        select_font[i]->setMinimumSize (label_width, 1);
+        font_size[i] = new QSpinBox ();
+        font_size[i]->setObjectName (actual_name + "_size");
+        if (styles[i] == 0) // the default
+          {
+            select_font[i]->setCurrentFont (actual_font);
+            default_font = actual_font;
+            font_size[i]->setRange (6, 24);
+            default_size = actual_font.pointSize ();
+            font_size[i]->setValue (default_size);
+            default_color = lexer->defaultPaper ();
+            bg_color[i] = new color_picker (default_color);
+          }
+        else   // other styles
+          {
+            select_font[i]->setCurrentFont (actual_font);
+            if (actual_font.family () == default_font.family ())
+              select_font[i]->setEditText (lexer->description (0));
+            font_size[i]->setRange (-4, 4);
+            font_size[i]->setValue (actual_font.pointSize ()-default_size);
+            font_size[i]->setToolTip (QObject::tr ("Difference to the default size"));
+            if (lexer->paper (styles[i]) == default_color)
+              bg_color[i] = new color_picker (dummy_color);
+            else
+              bg_color[i] = new color_picker (lexer->paper (styles[i]));
+            bg_color[i]->setToolTip
+              (QObject::tr ("Background color, pink (255, 0, 255) means default"));
+          }
+        attrib_font[0+3*i] = new QCheckBox (QObject::tr ("b", "short form for bold"));
+        attrib_font[1+3*i] = new QCheckBox (QObject::tr ("i", "short form for italic"));
+        attrib_font[2+3*i] = new QCheckBox (QObject::tr ("u", "short form for underlined"));
+        attrib_font[0+3*i]->setChecked (actual_font.bold ());
+        attrib_font[0+3*i]->setObjectName (actual_name + "_bold");
+        attrib_font[1+3*i]->setChecked (actual_font.italic ());
+        attrib_font[1+3*i]->setObjectName (actual_name + "_italic");
+        attrib_font[2+3*i]->setChecked (actual_font.underline ());
+        attrib_font[2+3*i]->setObjectName (actual_name + "_underline");
+        color[i] = new color_picker (lexer->color (styles[i]));
+        color[i]->setObjectName (actual_name + "_color");
+        bg_color[i]->setObjectName (actual_name + "_bg_color");
+        int column = 1;
+        style_grid->addWidget (description[i], i, column++);
+        style_grid->addWidget (select_font[i], i, column++);
+        style_grid->addWidget (font_size[i], i, column++);
+        style_grid->addWidget (attrib_font[0+3*i], i, column++);
+        style_grid->addWidget (attrib_font[1+3*i], i, column++);
+        style_grid->addWidget (attrib_font[2+3*i], i, column++);
+        style_grid->addWidget (color[i], i, column++);
+        style_grid->addWidget (bg_color[i], i, column++);
+      }
+    // place grid with elements into the tab
+    QScrollArea *scroll_area = new QScrollArea ();
+    QWidget *scroll_area_contents = new QWidget ();
+    scroll_area_contents->setObjectName (QString (lexer->language ()) + "_styles");
+    scroll_area_contents->setLayout (style_grid);
+    scroll_area->setWidget (scroll_area_contents);
+    tabs_editor_lexers->addTab (scroll_area, lexer->language ());
 
-  tabs_editor_lexers->setCurrentIndex (settings->value ("settings/last_editor_styles_tab", 0).toInt ());
+    tabs_editor_lexers->setCurrentIndex (settings->value ("settings/last_editor_styles_tab", 0).toInt ());
 
 #else
 
-  octave_unused_parameter (lexer);
-  octave_unused_parameter (settings);
+    octave_unused_parameter (lexer);
+    octave_unused_parameter (settings);
 
 #endif
-}
+  }
 
-void
-settings_dialog::write_lexer_settings (QsciLexer *lexer, QSettings *settings)
-{
+  void settings_dialog::write_lexer_settings (QsciLexer *lexer,
+                                              QSettings *settings)
+  {
 #if defined (HAVE_QSCINTILLA)
 
-  QWidget *tab = tabs_editor_lexers->
-                 findChild <QWidget *> (QString (lexer->language ()) + "_styles");
-  int styles[MaxLexerStyles];  // array for saving valid styles
-                               // (enum is not continuous)
-  int max_style = get_valid_lexer_styles (lexer, styles);
-  QFontComboBox *select_font;
-  QSpinBox *font_size;
-  QCheckBox *attrib_font[3];
-  color_picker *color;
-  color_picker *bg_color;
-  int default_size = 10;
-  QFont default_font = QFont ("Courier New", 10, -1, 0);
-  QColor default_color = QColor ();
-  QColor dummy_color = QColor (255, 0, 255);
+    QWidget *tab = tabs_editor_lexers->
+      findChild <QWidget *> (QString (lexer->language ()) + "_styles");
+    int styles[MaxLexerStyles];  // array for saving valid styles
+    // (enum is not continuous)
+    int max_style = get_valid_lexer_styles (lexer, styles);
+    QFontComboBox *select_font;
+    QSpinBox *font_size;
+    QCheckBox *attrib_font[3];
+    color_picker *color;
+    color_picker *bg_color;
+    int default_size = 10;
+    QFont default_font = QFont ("Courier New", 10, -1, 0);
+    QColor default_color = QColor ();
+    QColor dummy_color = QColor (255, 0, 255);
 
-  for (int i = 0; i < max_style; i++)  // get dialog elements and their contents
-    {
-      QString actual_name = lexer->description (styles[i]);
-      select_font = tab->findChild <QFontComboBox *> (actual_name + "_font");
-      font_size = tab->findChild <QSpinBox *> (actual_name + "_size");
-      attrib_font[0] = tab->findChild <QCheckBox *> (actual_name + "_bold");
-      attrib_font[1] = tab->findChild <QCheckBox *> (actual_name + "_italic");
-      attrib_font[2] = tab->findChild <QCheckBox *> (actual_name + "_underline");
-      color = tab->findChild <color_picker *> (actual_name + "_color");
-      bg_color = tab->findChild <color_picker *> (actual_name + "_bg_color");
-      QFont new_font = default_font;
-      if (select_font)
-        {
-          new_font = select_font->currentFont ();
-          if (styles[i] == 0)
-            default_font = new_font;
-          else if (select_font->currentText () == lexer->description (0))
-            new_font = default_font;
-        }
-      if (font_size)
-        {
-          if (styles[i] == 0)
-            {
-              default_size = font_size->value ();
-              new_font.setPointSize (font_size->value ());
-            }
-          else
-            new_font.setPointSize (font_size->value ()+default_size);
-        }
-      if (attrib_font[0])
-        new_font.setBold (attrib_font[0]->isChecked ());
-      if (attrib_font[1])
-        new_font.setItalic (attrib_font[1]->isChecked ());
-      if (attrib_font[2])
-        new_font.setUnderline (attrib_font[2]->isChecked ());
-      lexer->setFont (new_font, styles[i]);
-      if (styles[i] == 0)
-        lexer->setDefaultFont (new_font);
-      if (color)
-        lexer->setColor (color->color (), styles[i]);
-      if (bg_color)
-        {
-          if (styles[i] == 0)
-            {
-              default_color = bg_color->color ();
-              lexer->setPaper (default_color, styles[i]);
-              lexer->setDefaultPaper (default_color);
-            }
-          else
-            {
-              if (bg_color->color () == dummy_color)
+    for (int i = 0; i < max_style; i++)  // get dialog elements and their contents
+      {
+        QString actual_name = lexer->description (styles[i]);
+        select_font = tab->findChild <QFontComboBox *> (actual_name + "_font");
+        font_size = tab->findChild <QSpinBox *> (actual_name + "_size");
+        attrib_font[0] = tab->findChild <QCheckBox *> (actual_name + "_bold");
+        attrib_font[1] = tab->findChild <QCheckBox *> (actual_name + "_italic");
+        attrib_font[2] = tab->findChild <QCheckBox *> (actual_name + "_underline");
+        color = tab->findChild <color_picker *> (actual_name + "_color");
+        bg_color = tab->findChild <color_picker *> (actual_name + "_bg_color");
+        QFont new_font = default_font;
+        if (select_font)
+          {
+            new_font = select_font->currentFont ();
+            if (styles[i] == 0)
+              default_font = new_font;
+            else if (select_font->currentText () == lexer->description (0))
+              new_font = default_font;
+          }
+        if (font_size)
+          {
+            if (styles[i] == 0)
+              {
+                default_size = font_size->value ();
+                new_font.setPointSize (font_size->value ());
+              }
+            else
+              new_font.setPointSize (font_size->value ()+default_size);
+          }
+        if (attrib_font[0])
+          new_font.setBold (attrib_font[0]->isChecked ());
+        if (attrib_font[1])
+          new_font.setItalic (attrib_font[1]->isChecked ());
+        if (attrib_font[2])
+          new_font.setUnderline (attrib_font[2]->isChecked ());
+        lexer->setFont (new_font, styles[i]);
+        if (styles[i] == 0)
+          lexer->setDefaultFont (new_font);
+        if (color)
+          lexer->setColor (color->color (), styles[i]);
+        if (bg_color)
+          {
+            if (styles[i] == 0)
+              {
+                default_color = bg_color->color ();
                 lexer->setPaper (default_color, styles[i]);
-              else
-                lexer->setPaper (bg_color->color (), styles[i]);
-            }
-        }
-    }
+                lexer->setDefaultPaper (default_color);
+              }
+            else
+              {
+                if (bg_color->color () == dummy_color)
+                  lexer->setPaper (default_color, styles[i]);
+                else
+                  lexer->setPaper (bg_color->color (), styles[i]);
+              }
+          }
+      }
 
-  lexer->writeSettings (*settings);
+    lexer->writeSettings (*settings);
 
-  settings->setValue ("settings/last_editor_styles_tab",
-                      tabs_editor_lexers->currentIndex ());
-  settings->sync ();
+    settings->setValue ("settings/last_editor_styles_tab",
+                        tabs_editor_lexers->currentIndex ());
+    settings->sync ();
 
 #else
 
-  octave_unused_parameter (lexer);
-  octave_unused_parameter (settings);
+    octave_unused_parameter (lexer);
+    octave_unused_parameter (settings);
 
 #endif
-}
+  }
 
-void
-settings_dialog::write_changed_settings (bool closing)
-{
-  QSettings *settings = resource_manager::get_settings ();
+  void settings_dialog::write_changed_settings (bool closing)
+  {
+    QSettings *settings = resource_manager::get_settings ();
 
-  // the icon set
-  QString widget_icon_set = "NONE";
-  if (general_icon_letter->isChecked ())
-    widget_icon_set = "LETTER";
-  else if (general_icon_graphic->isChecked ())
-    widget_icon_set = "GRAPHIC";
-  settings->setValue ("DockWidgets/widget_icon_set", widget_icon_set);
+    // the icon set
+    QString widget_icon_set = "NONE";
+    if (general_icon_letter->isChecked ())
+      widget_icon_set = "LETTER";
+    else if (general_icon_graphic->isChecked ())
+      widget_icon_set = "GRAPHIC";
+    settings->setValue ("DockWidgets/widget_icon_set", widget_icon_set);
 
-  // language
-  QString language = comboBox_language->currentText ();
-  if (language == tr ("System setting"))
-    language = "SYSTEM";
-  settings->setValue ("language", language);
+    // language
+    QString language = comboBox_language->currentText ();
+    if (language == tr ("System setting"))
+      language = "SYSTEM";
+    settings->setValue ("language", language);
 
-  // dock widget title bar
-  settings->setValue ("DockWidgets/widget_title_custom_style", cb_widget_custom_style->isChecked ());
-  settings->setValue ("DockWidgets/widget_title_3d", sb_3d_title->value ());
-  settings->setValue ("DockWidgets/title_bg_color", m_widget_title_bg_color->color ());
-  settings->setValue ("DockWidgets/title_bg_color_active", m_widget_title_bg_color_active->color ());
-  settings->setValue ("DockWidgets/title_fg_color", m_widget_title_fg_color->color ());
-  settings->setValue ("DockWidgets/title_fg_color_active", m_widget_title_fg_color_active->color ());
+    // dock widget title bar
+    settings->setValue ("DockWidgets/widget_title_custom_style", cb_widget_custom_style->isChecked ());
+    settings->setValue ("DockWidgets/widget_title_3d", sb_3d_title->value ());
+    settings->setValue ("DockWidgets/title_bg_color", m_widget_title_bg_color->color ());
+    settings->setValue ("DockWidgets/title_bg_color_active", m_widget_title_bg_color_active->color ());
+    settings->setValue ("DockWidgets/title_fg_color", m_widget_title_fg_color->color ());
+    settings->setValue ("DockWidgets/title_fg_color_active", m_widget_title_fg_color_active->color ());
 
-  // icon size
-  int icon_size = 0;
-  if (icon_size_small->isChecked ())
-    icon_size = -1;
-  else if (icon_size_large->isChecked ())
-    icon_size = 1;
-  settings->setValue ("toolbar_icon_size", icon_size);
+    // icon size
+    int icon_size = 0;
+    if (icon_size_small->isChecked ())
+      icon_size = -1;
+    else if (icon_size_large->isChecked ())
+      icon_size = 1;
+    settings->setValue ("toolbar_icon_size", icon_size);
 
-  // cursor blinking
-  settings->setValue ("cursor_blinking", cb_cursor_blinking->isChecked ());
+    // cursor blinking
+    settings->setValue ("cursor_blinking", cb_cursor_blinking->isChecked ());
 
-  // promp to exit
-  settings->setValue ("prompt_to_exit", cb_prompt_to_exit->isChecked ());
+    // promp to exit
+    settings->setValue ("prompt_to_exit", cb_prompt_to_exit->isChecked ());
 
-  // status bar
-  settings->setValue ("show_status_bar", cb_status_bar->isChecked ());
+    // status bar
+    settings->setValue ("show_status_bar", cb_status_bar->isChecked ());
 
-  // Octave startup
-  settings->setValue ("restore_octave_dir", cb_restore_octave_dir->isChecked ());
-  settings->setValue ("octave_startup_dir", le_octave_dir->text ());
+    // Octave startup
+    settings->setValue ("restore_octave_dir", cb_restore_octave_dir->isChecked ());
+    settings->setValue ("octave_startup_dir", le_octave_dir->text ());
 
-  //editor
-  settings->setValue ("useCustomFileEditor", useCustomFileEditor->isChecked ());
-  settings->setValue ("customFileEditor", customFileEditor->text ());
-  settings->setValue ("editor/showLineNumbers", editor_showLineNumbers->isChecked ());
-  settings->setValue ("editor/line_numbers_size", editor_linenr_size->value ());
-  settings->setValue ("editor/highlightCurrentLine", editor_highlightCurrentLine->isChecked ());
-  settings->setValue ("editor/highlight_current_line_color", m_editor_current_line_color->color ());
-  settings->setValue ("editor/long_line_marker", editor_long_line_marker->isChecked ());
-  settings->setValue ("editor/long_line_marker_line", editor_long_line_marker_line->isChecked ());
-  settings->setValue ("editor/long_line_marker_background", editor_long_line_marker_background->isChecked ());
-  settings->setValue ("editor/long_line_column", editor_long_line_column->value ());
-  settings->setValue ("editor/break_lines", editor_break_checkbox->isChecked ());
-  settings->setValue ("editor/break_lines_comments", editor_break_comments_checkbox->isChecked ());
-  settings->setValue ("editor/wrap_lines", editor_wrap_checkbox->isChecked ());
-  settings->setValue ("editor/code_folding", cb_code_folding->isChecked ());
-  settings->setValue ("editor/show_edit_status_bar", cb_edit_status_bar->isChecked ());
-  settings->setValue ("editor/show_toolbar", cb_edit_tool_bar->isChecked ());
-  settings->setValue ("editor/highlight_all_occurrences", editor_highlight_all_occurrences->isChecked ());
-  settings->setValue ("editor/codeCompletion", editor_codeCompletion->isChecked ());
-  settings->setValue ("editor/codeCompletion_threshold", editor_spinbox_ac_threshold->value ());
-  settings->setValue ("editor/codeCompletion_keywords", editor_checkbox_ac_keywords->isChecked ());
-  settings->setValue ("editor/codeCompletion_octave_builtins", editor_checkbox_ac_builtins->isChecked ());
-  settings->setValue ("editor/codeCompletion_octave_functions", editor_checkbox_ac_functions->isChecked ());
-  settings->setValue ("editor/codeCompletion_document", editor_checkbox_ac_document->isChecked ());
-  settings->setValue ("editor/codeCompletion_case", editor_checkbox_ac_case->isChecked ());
-  settings->setValue ("editor/codeCompletion_replace", editor_checkbox_ac_replace->isChecked ());
-  settings->setValue ("editor/auto_endif", editor_auto_endif->currentIndex ());
-  settings->setValue ("editor/show_white_space", editor_ws_checkbox->isChecked ());
-  settings->setValue ("editor/show_white_space_indent", editor_ws_indent_checkbox->isChecked ());
-  settings->setValue ("editor/show_eol_chars", cb_show_eol->isChecked ());
-  settings->setValue ("editor/show_hscroll_bar", cb_show_hscrollbar->isChecked ());
-  settings->setValue ("editor/default_eol_mode", combo_eol_mode->currentIndex ());
+    //editor
+    settings->setValue ("useCustomFileEditor", useCustomFileEditor->isChecked ());
+    settings->setValue ("customFileEditor", customFileEditor->text ());
+    settings->setValue ("editor/showLineNumbers", editor_showLineNumbers->isChecked ());
+    settings->setValue ("editor/line_numbers_size", editor_linenr_size->value ());
+    settings->setValue ("editor/highlightCurrentLine", editor_highlightCurrentLine->isChecked ());
+    settings->setValue ("editor/highlight_current_line_color", m_editor_current_line_color->color ());
+    settings->setValue ("editor/long_line_marker", editor_long_line_marker->isChecked ());
+    settings->setValue ("editor/long_line_marker_line", editor_long_line_marker_line->isChecked ());
+    settings->setValue ("editor/long_line_marker_background", editor_long_line_marker_background->isChecked ());
+    settings->setValue ("editor/long_line_column", editor_long_line_column->value ());
+    settings->setValue ("editor/break_lines", editor_break_checkbox->isChecked ());
+    settings->setValue ("editor/break_lines_comments", editor_break_comments_checkbox->isChecked ());
+    settings->setValue ("editor/wrap_lines", editor_wrap_checkbox->isChecked ());
+    settings->setValue ("editor/code_folding", cb_code_folding->isChecked ());
+    settings->setValue ("editor/show_edit_status_bar", cb_edit_status_bar->isChecked ());
+    settings->setValue ("editor/show_toolbar", cb_edit_tool_bar->isChecked ());
+    settings->setValue ("editor/highlight_all_occurrences", editor_highlight_all_occurrences->isChecked ());
+    settings->setValue ("editor/codeCompletion", editor_codeCompletion->isChecked ());
+    settings->setValue ("editor/codeCompletion_threshold", editor_spinbox_ac_threshold->value ());
+    settings->setValue ("editor/codeCompletion_keywords", editor_checkbox_ac_keywords->isChecked ());
+    settings->setValue ("editor/codeCompletion_octave_builtins", editor_checkbox_ac_builtins->isChecked ());
+    settings->setValue ("editor/codeCompletion_octave_functions", editor_checkbox_ac_functions->isChecked ());
+    settings->setValue ("editor/codeCompletion_document", editor_checkbox_ac_document->isChecked ());
+    settings->setValue ("editor/codeCompletion_case", editor_checkbox_ac_case->isChecked ());
+    settings->setValue ("editor/codeCompletion_replace", editor_checkbox_ac_replace->isChecked ());
+    settings->setValue ("editor/auto_endif", editor_auto_endif->currentIndex ());
+    settings->setValue ("editor/show_white_space", editor_ws_checkbox->isChecked ());
+    settings->setValue ("editor/show_white_space_indent", editor_ws_indent_checkbox->isChecked ());
+    settings->setValue ("editor/show_eol_chars", cb_show_eol->isChecked ());
+    settings->setValue ("editor/show_hscroll_bar", cb_show_hscrollbar->isChecked ());
+    settings->setValue ("editor/default_eol_mode", combo_eol_mode->currentIndex ());
 
-  // Comment strings
-  int rb_uncomment = 0;
-  for (int i = 0; i < ed_comment_strings_count; i++)
-    {
-      if (m_rb_comment_strings[i]->isChecked ())
-        {
-          settings->setValue (ed_comment_str.key, i);
-          if (i < 3)
-            settings->setValue (ed_comment_str_old.key, i);
-          else
-            settings->setValue (ed_comment_str_old.key, ed_comment_str.def);
-        }
-      if (m_rb_uncomment_strings[i]->isChecked ())
-        rb_uncomment = rb_uncomment + (1 << i);
-    }
-  settings->setValue (ed_uncomment_str.key, rb_uncomment);
+    // Comment strings
+    int rb_uncomment = 0;
+    for (int i = 0; i < ed_comment_strings_count; i++)
+      {
+        if (m_rb_comment_strings[i]->isChecked ())
+          {
+            settings->setValue (ed_comment_str.key, i);
+            if (i < 3)
+              settings->setValue (ed_comment_str_old.key, i);
+            else
+              settings->setValue (ed_comment_str_old.key, ed_comment_str.def);
+          }
+        if (m_rb_uncomment_strings[i]->isChecked ())
+          rb_uncomment = rb_uncomment + (1 << i);
+      }
+    settings->setValue (ed_uncomment_str.key, rb_uncomment);
 
-  settings->setValue ("editor/default_encoding", editor_combo_encoding->currentText ());
-  settings->setValue ("editor/auto_indent", editor_auto_ind_checkbox->isChecked ());
-  settings->setValue ("editor/tab_indents_line", editor_tab_ind_checkbox->isChecked ());
-  settings->setValue ("editor/backspace_unindents_line", editor_bs_unind_checkbox->isChecked ());
-  settings->setValue ("editor/show_indent_guides", editor_ind_guides_checkbox->isChecked ());
-  settings->setValue ("editor/indent_width", editor_ind_width_spinbox->value ());
-  settings->setValue ("editor/indent_uses_tabs", editor_ind_uses_tabs_checkbox->isChecked ());
-  settings->setValue ("editor/tab_width", editor_tab_width_spinbox->value ());
-  settings->setValue ("editor/longWindowTitle", editor_longWindowTitle->isChecked ());
-  settings->setValue ("editor/notebook_tab_width_min", editor_notebook_tab_width_min->value ());
-  settings->setValue ("editor/notebook_tab_width_max", editor_notebook_tab_width_max->value ());
-  settings->setValue ("editor/restoreSession", editor_restoreSession->isChecked ());
-  settings->setValue ("editor/create_new_file", editor_create_new_file->isChecked ());
-  settings->setValue ("editor/hiding_closes_files", editor_hiding_closes_files->isChecked ());
-  settings->setValue ("editor/always_reload_changed_files", editor_reload_changed_files->isChecked ());
-  settings->setValue (ed_show_dbg_file.key, editor_show_dbg_file->isChecked ());
+    settings->setValue ("editor/default_encoding", editor_combo_encoding->currentText ());
+    settings->setValue ("editor/auto_indent", editor_auto_ind_checkbox->isChecked ());
+    settings->setValue ("editor/tab_indents_line", editor_tab_ind_checkbox->isChecked ());
+    settings->setValue ("editor/backspace_unindents_line", editor_bs_unind_checkbox->isChecked ());
+    settings->setValue ("editor/show_indent_guides", editor_ind_guides_checkbox->isChecked ());
+    settings->setValue ("editor/indent_width", editor_ind_width_spinbox->value ());
+    settings->setValue ("editor/indent_uses_tabs", editor_ind_uses_tabs_checkbox->isChecked ());
+    settings->setValue ("editor/tab_width", editor_tab_width_spinbox->value ());
+    settings->setValue ("editor/longWindowTitle", editor_longWindowTitle->isChecked ());
+    settings->setValue ("editor/notebook_tab_width_min", editor_notebook_tab_width_min->value ());
+    settings->setValue ("editor/notebook_tab_width_max", editor_notebook_tab_width_max->value ());
+    settings->setValue ("editor/restoreSession", editor_restoreSession->isChecked ());
+    settings->setValue ("editor/create_new_file", editor_create_new_file->isChecked ());
+    settings->setValue ("editor/hiding_closes_files", editor_hiding_closes_files->isChecked ());
+    settings->setValue ("editor/always_reload_changed_files", editor_reload_changed_files->isChecked ());
+    settings->setValue (ed_show_dbg_file.key, editor_show_dbg_file->isChecked ());
 
-  settings->setValue ("terminal/fontSize", terminal_fontSize->value ());
-  settings->setValue ("terminal/fontName", terminal_fontName->currentFont ().family ());
+    settings->setValue ("terminal/fontSize", terminal_fontSize->value ());
+    settings->setValue ("terminal/fontName", terminal_fontName->currentFont ().family ());
 
-  // file browser
-  settings->setValue (fb_sync_octdir.key, sync_octave_directory->isChecked ());
-  settings->setValue (fb_restore_last_dir.key, cb_restore_file_browser_dir->isChecked ());
-  settings->setValue (fb_startup_dir.key, le_file_browser_dir->text ());
-  settings->setValue (fb_txt_file_ext.key, le_file_browser_extensions->text ());
+    // file browser
+    settings->setValue (fb_sync_octdir.key, sync_octave_directory->isChecked ());
+    settings->setValue (fb_restore_last_dir.key, cb_restore_file_browser_dir->isChecked ());
+    settings->setValue (fb_startup_dir.key, le_file_browser_dir->text ());
+    settings->setValue (fb_txt_file_ext.key, le_file_browser_extensions->text ());
 
-  settings->setValue ("news/allow_web_connection", checkbox_allow_web_connect->isChecked ());
-  settings->setValue ("useProxyServer", useProxyServer->isChecked ());
-  settings->setValue ("proxyType", proxyType->currentText ());
-  settings->setValue ("proxyHostName", proxyHostName->text ());
-  settings->setValue ("proxyPort", proxyPort->text ());
-  settings->setValue ("proxyUserName", proxyUserName->text ());
-  settings->setValue ("proxyPassword", proxyPassword->text ());
-  settings->setValue ("terminal/cursorUseForegroundColor", terminal_cursorUseForegroundColor->isChecked ());
-  settings->setValue ("terminal/focus_after_command", terminal_focus_command->isChecked ());
-  settings->setValue ("terminal/print_debug_location", terminal_print_dbg_location->isChecked ());
-  settings->setValue ("terminal/history_buffer", terminal_history_buffer->value ());
+    settings->setValue ("news/allow_web_connection", checkbox_allow_web_connect->isChecked ());
+    settings->setValue ("useProxyServer", useProxyServer->isChecked ());
+    settings->setValue ("proxyType", proxyType->currentText ());
+    settings->setValue ("proxyHostName", proxyHostName->text ());
+    settings->setValue ("proxyPort", proxyPort->text ());
+    settings->setValue ("proxyUserName", proxyUserName->text ());
+    settings->setValue ("proxyPassword", proxyPassword->text ());
+    settings->setValue ("terminal/cursorUseForegroundColor", terminal_cursorUseForegroundColor->isChecked ());
+    settings->setValue ("terminal/focus_after_command", terminal_focus_command->isChecked ());
+    settings->setValue ("terminal/print_debug_location", terminal_print_dbg_location->isChecked ());
+    settings->setValue ("terminal/history_buffer", terminal_history_buffer->value ());
 
-  // the cursor
-  QString cursorType;
-  switch (terminal_cursorType->currentIndex ())
-    {
-    case 0: cursorType = "ibeam"; break;
-    case 1: cursorType = "block"; break;
-    case 2: cursorType = "underline";  break;
-    }
-  settings->setValue ("terminal/cursorType", cursorType);
+    // the cursor
+    QString cursorType;
+    switch (terminal_cursorType->currentIndex ())
+      {
+      case 0: cursorType = "ibeam"; break;
+      case 1: cursorType = "block"; break;
+      case 2: cursorType = "underline";  break;
+      }
+    settings->setValue ("terminal/cursorType", cursorType);
 
 #if defined (HAVE_QSCINTILLA)
-  // editor styles: create lexer, get dialog contents, and write settings
-  QsciLexer *lexer;
+    // editor styles: create lexer, get dialog contents, and write settings
+    QsciLexer *lexer;
 
 #if defined (HAVE_LEXER_OCTAVE)
 
-  lexer = new QsciLexerOctave ();
-  write_lexer_settings (lexer, settings);
-  delete lexer;
+    lexer = new QsciLexerOctave ();
+    write_lexer_settings (lexer, settings);
+    delete lexer;
 
 #elif defined (HAVE_LEXER_MATLAB)
 
-  lexer = new QsciLexerMatlab ();
-  write_lexer_settings (lexer, settings);
-  delete lexer;
+    lexer = new QsciLexerMatlab ();
+    write_lexer_settings (lexer, settings);
+    delete lexer;
 
 #endif
 
-  lexer = new QsciLexerCPP ();
-  write_lexer_settings (lexer, settings);
-  delete lexer;
+    lexer = new QsciLexerCPP ();
+    write_lexer_settings (lexer, settings);
+    delete lexer;
 
-  lexer = new QsciLexerPerl ();
-  write_lexer_settings (lexer, settings);
-  delete lexer;
+    lexer = new QsciLexerPerl ();
+    write_lexer_settings (lexer, settings);
+    delete lexer;
 
-  lexer = new QsciLexerBatch ();
-  write_lexer_settings (lexer, settings);
-  delete lexer;
+    lexer = new QsciLexerBatch ();
+    write_lexer_settings (lexer, settings);
+    delete lexer;
 
-  lexer = new QsciLexerDiff ();
-  write_lexer_settings (lexer, settings);
-  delete lexer;
+    lexer = new QsciLexerDiff ();
+    write_lexer_settings (lexer, settings);
+    delete lexer;
 
-  lexer = new QsciLexerBash ();
-  write_lexer_settings (lexer, settings);
-  delete lexer;
+    lexer = new QsciLexerBash ();
+    write_lexer_settings (lexer, settings);
+    delete lexer;
 
-  lexer = new octave::octave_txt_lexer ();
-  write_lexer_settings (lexer, settings);
-  delete lexer;
+    lexer = new octave::octave_txt_lexer ();
+    write_lexer_settings (lexer, settings);
+    delete lexer;
 
 #endif
 
-  // Workspace
-  write_workspace_colors (settings);
-  // hide tool tips
-  settings->setValue ("workspaceview/hide_tool_tips", cb_hide_tool_tips->isChecked ());
+    // Workspace
+    write_workspace_colors (settings);
+    // hide tool tips
+    settings->setValue ("workspaceview/hide_tool_tips", cb_hide_tool_tips->isChecked ());
 
-  // Terminal
-  write_terminal_colors (settings);
+    // Terminal
+    write_terminal_colors (settings);
 
-  // Variable editor
-  settings->setValue ("variable_editor/autofit_column_width", varedit_autoFitColumnWidth->isChecked ());
-  settings->setValue ("variable_editor/autofit_type", varedit_autofitType->currentIndex ());
-  settings->setValue ("variable_editor/column_width", varedit_columnWidth->value ());
-  settings->setValue ("variable_editor/row_height", varedit_rowHeight->value ());
-  settings->setValue ("variable_editor/autofit_row_height", varedit_rowAutofit->isChecked ());
-  settings->setValue ("variable_editor/use_terminal_font", varedit_useTerminalFont->isChecked ());
-  settings->setValue ("variable_editor/alternate_rows", varedit_alternate->isChecked ());
-  settings->setValue ("variable_editor/font_name", varedit_font->currentFont ().family ());
-  settings->setValue ("variable_editor/font_size", varedit_fontSize->value ());
-  write_varedit_colors (settings);
+    // Variable editor
+    settings->setValue ("variable_editor/autofit_column_width", varedit_autoFitColumnWidth->isChecked ());
+    settings->setValue ("variable_editor/autofit_type", varedit_autofitType->currentIndex ());
+    settings->setValue ("variable_editor/column_width", varedit_columnWidth->value ());
+    settings->setValue ("variable_editor/row_height", varedit_rowHeight->value ());
+    settings->setValue ("variable_editor/autofit_row_height", varedit_rowAutofit->isChecked ());
+    settings->setValue ("variable_editor/use_terminal_font", varedit_useTerminalFont->isChecked ());
+    settings->setValue ("variable_editor/alternate_rows", varedit_alternate->isChecked ());
+    settings->setValue ("variable_editor/font_name", varedit_font->currentFont ().family ());
+    settings->setValue ("variable_editor/font_size", varedit_fontSize->value ());
+    write_varedit_colors (settings);
 
-  // shortcuts
-  settings->setValue ("shortcuts/prevent_readline_conflicts", cb_prevent_readline_conflicts->isChecked ());
-  shortcut_manager::write_shortcuts (settings, closing);
+    // shortcuts
+    settings->setValue ("shortcuts/prevent_readline_conflicts", cb_prevent_readline_conflicts->isChecked ());
+    shortcut_manager::write_shortcuts (settings, closing);
 
-  // settings dialog's geometry
-  settings->setValue ("settings/last_tab", tabWidget->currentIndex ());
-  settings->setValue ("settings/geometry", saveGeometry ());
+    // settings dialog's geometry
+    settings->setValue ("settings/last_tab", tabWidget->currentIndex ());
+    settings->setValue ("settings/geometry", saveGeometry ());
 
-  settings->sync ();
-}
+    settings->sync ();
+  }
 
-void
-settings_dialog::read_workspace_colors (QSettings *settings)
-{
+  void settings_dialog::read_workspace_colors (QSettings *settings)
+  {
 
-  QList<QColor> default_colors =
-    resource_manager::storage_class_default_colors ();
-  QStringList class_names = resource_manager::storage_class_names ();
-  QString class_chars = resource_manager::storage_class_chars ();
-  int nr_of_classes = class_chars.length ();
+    QList<QColor> default_colors =
+      resource_manager::storage_class_default_colors ();
+    QStringList class_names = resource_manager::storage_class_names ();
+    QString class_chars = resource_manager::storage_class_chars ();
+    int nr_of_classes = class_chars.length ();
 
-  QGridLayout *style_grid = new QGridLayout ();
-  QVector<QLabel*> description (nr_of_classes);
-  QVector<color_picker*> color (nr_of_classes);
+    QGridLayout *style_grid = new QGridLayout ();
+    QVector<QLabel*> description (nr_of_classes);
+    QVector<color_picker*> color (nr_of_classes);
 
-  int column = 0;
-  int row = 0;
-  for (int i = 0; i < nr_of_classes; i++)
-    {
-      description[i] = new QLabel ("    " + class_names.at (i));
-      description[i]->setAlignment (Qt::AlignRight);
-      QVariant default_var = default_colors.at (i);
-      QColor setting_color = settings->value ("workspaceview/color_" + class_chars.mid (i, 1), default_var).value<QColor> ();
-      color[i] = new color_picker (setting_color);
-      color[i]->setObjectName ("color_" + class_chars.mid (i, 1));
-      color[i]->setMinimumSize (30, 10);
-      style_grid->addWidget (description[i], row, 3*column);
-      style_grid->addWidget (color[i], row, 3*column+1);
-      if (++column == 3)
-        {
-          style_grid->setColumnStretch (4*column, 10);
-          row++;
-          column = 0;
-        }
-    }
-
-  // place grid with elements into the tab
-  workspace_colors_box->setLayout (style_grid);
-}
+    int column = 0;
+    int row = 0;
+    for (int i = 0; i < nr_of_classes; i++)
+      {
+        description[i] = new QLabel ("    " + class_names.at (i));
+        description[i]->setAlignment (Qt::AlignRight);
+        QVariant default_var = default_colors.at (i);
+        QColor setting_color = settings->value ("workspaceview/color_" + class_chars.mid (i, 1), default_var).value<QColor> ();
+        color[i] = new color_picker (setting_color);
+        color[i]->setObjectName ("color_" + class_chars.mid (i, 1));
+        color[i]->setMinimumSize (30, 10);
+        style_grid->addWidget (description[i], row, 3*column);
+        style_grid->addWidget (color[i], row, 3*column+1);
+        if (++column == 3)
+          {
+            style_grid->setColumnStretch (4*column, 10);
+            row++;
+            column = 0;
+          }
+      }
 
-void
-settings_dialog::write_workspace_colors (QSettings *settings)
-{
+    // place grid with elements into the tab
+    workspace_colors_box->setLayout (style_grid);
+  }
 
-  QString class_chars = resource_manager::storage_class_chars ();
-  color_picker *color;
+  void settings_dialog::write_workspace_colors (QSettings *settings)
+  {
+
+    QString class_chars = resource_manager::storage_class_chars ();
+    color_picker *color;
 
-  for (int i = 0; i < class_chars.length (); i++)
-    {
-      color = workspace_colors_box->findChild <color_picker *> ("color_" + class_chars.mid (i, 1));
-      if (color)
-        settings->setValue ("workspaceview/color_" + class_chars.mid (i, 1), color->color ());
-    }
-  settings->sync ();
-}
+    for (int i = 0; i < class_chars.length (); i++)
+      {
+        color = workspace_colors_box->findChild <color_picker *> ("color_" + class_chars.mid (i, 1));
+        if (color)
+          settings->setValue ("workspaceview/color_" + class_chars.mid (i, 1), color->color ());
+      }
+    settings->sync ();
+  }
 
-void
-settings_dialog::read_terminal_colors (QSettings *settings)
-{
+  void settings_dialog::read_terminal_colors (QSettings *settings)
+  {
 
-  QList<QColor> default_colors = resource_manager::terminal_default_colors ();
-  QStringList class_names = resource_manager::terminal_color_names ();
-  QString class_chars = resource_manager::terminal_color_chars ();
-  int nr_of_classes = class_chars.length ();
+    QList<QColor> default_colors = resource_manager::terminal_default_colors ();
+    QStringList class_names = resource_manager::terminal_color_names ();
+    QString class_chars = resource_manager::terminal_color_chars ();
+    int nr_of_classes = class_chars.length ();
 
-  QGridLayout *style_grid = new QGridLayout ();
-  QVector<QLabel*> description (nr_of_classes);
-  QVector<color_picker*> color (nr_of_classes);
+    QGridLayout *style_grid = new QGridLayout ();
+    QVector<QLabel*> description (nr_of_classes);
+    QVector<color_picker*> color (nr_of_classes);
 
-  int column = 0;
-  int row = 0;
-  for (int i = 0; i < nr_of_classes; i++)
-    {
-      description[i] = new QLabel ("    " + class_names.at (i));
-      description[i]->setAlignment (Qt::AlignRight);
-      QVariant default_var = default_colors.at (i);
-      QColor setting_color = settings->value ("terminal/color_" + class_chars.mid (i, 1), default_var).value<QColor> ();
-      color[i] = new color_picker (setting_color);
-      color[i]->setObjectName ("terminal_color_" + class_chars.mid (i, 1));
-      color[i]->setMinimumSize (30, 10);
-      style_grid->addWidget (description[i], row, 2*column);
-      style_grid->addWidget (color[i], row, 2*column+1);
-      if (++column == 2)
-        {
-          style_grid->setColumnStretch (3*column, 10);
-          row++;
-          column = 0;
-        }
-    }
+    int column = 0;
+    int row = 0;
+    for (int i = 0; i < nr_of_classes; i++)
+      {
+        description[i] = new QLabel ("    " + class_names.at (i));
+        description[i]->setAlignment (Qt::AlignRight);
+        QVariant default_var = default_colors.at (i);
+        QColor setting_color = settings->value ("terminal/color_" + class_chars.mid (i, 1), default_var).value<QColor> ();
+        color[i] = new color_picker (setting_color);
+        color[i]->setObjectName ("terminal_color_" + class_chars.mid (i, 1));
+        color[i]->setMinimumSize (30, 10);
+        style_grid->addWidget (description[i], row, 2*column);
+        style_grid->addWidget (color[i], row, 2*column+1);
+        if (++column == 2)
+          {
+            style_grid->setColumnStretch (3*column, 10);
+            row++;
+            column = 0;
+          }
+      }
 
-  // place grid with elements into the tab
-  terminal_colors_box->setLayout (style_grid);
-}
+    // place grid with elements into the tab
+    terminal_colors_box->setLayout (style_grid);
+  }
 
-void
-settings_dialog::write_terminal_colors (QSettings *settings)
-{
-  QString class_chars = resource_manager::terminal_color_chars ();
-  color_picker *color;
+  void settings_dialog::write_terminal_colors (QSettings *settings)
+  {
+    QString class_chars = resource_manager::terminal_color_chars ();
+    color_picker *color;
 
-  for (int i = 0; i < class_chars.length (); i++)
-    {
-      color = terminal_colors_box->findChild <color_picker *> ("terminal_color_" + class_chars.mid (i, 1));
-      if (color)
-        settings->setValue ("terminal/color_" + class_chars.mid (i, 1), color->color ());
-    }
+    for (int i = 0; i < class_chars.length (); i++)
+      {
+        color = terminal_colors_box->findChild <color_picker *> ("terminal_color_" + class_chars.mid (i, 1));
+        if (color)
+          settings->setValue ("terminal/color_" + class_chars.mid (i, 1), color->color ());
+      }
 
-  settings->sync ();
-}
+    settings->sync ();
+  }
 
-void
-settings_dialog::read_varedit_colors (QSettings *settings)
-{
-  QList<QColor> default_colors = octave::variable_editor::default_colors ();
-  QStringList class_names = octave::variable_editor::color_names ();
-  QString class_chars = resource_manager::varedit_color_chars ();
-  int nr_of_classes = class_chars.length ();
+  void settings_dialog::read_varedit_colors (QSettings *settings)
+  {
+    QList<QColor> default_colors = octave::variable_editor::default_colors ();
+    QStringList class_names = octave::variable_editor::color_names ();
+    QString class_chars = resource_manager::varedit_color_chars ();
+    int nr_of_classes = class_chars.length ();
 
-  QGridLayout *style_grid = new QGridLayout ();
-  QVector<QLabel*> description (nr_of_classes);
-  QVector<color_picker*> color (nr_of_classes);
+    QGridLayout *style_grid = new QGridLayout ();
+    QVector<QLabel*> description (nr_of_classes);
+    QVector<color_picker*> color (nr_of_classes);
 
-  int column = 0;
-  int row = 0;
-  for (int i = 0; i < nr_of_classes; i++)
-    {
-      description[i] = new QLabel ("    " + class_names.at (i));
-      description[i]->setAlignment (Qt::AlignRight);
-      QVariant default_var = default_colors.at (i);
-      QColor setting_color = settings->value ("variable_editor/color_" + class_chars.mid (i, 1), default_var).value<QColor> ();
-      color[i] = new color_picker (setting_color);
-      color[i]->setObjectName ("varedit_color_" + class_chars.mid (i, 1));
-      color[i]->setMinimumSize (30, 10);
-      style_grid->addWidget (description[i], row, 2*column);
-      style_grid->addWidget (color[i], row, 2*column+1);
-      if (++column == 2)
-        {
-          style_grid->setColumnStretch (3*column, 10);
-          row++;
-          column = 0;
-        }
-    }
+    int column = 0;
+    int row = 0;
+    for (int i = 0; i < nr_of_classes; i++)
+      {
+        description[i] = new QLabel ("    " + class_names.at (i));
+        description[i]->setAlignment (Qt::AlignRight);
+        QVariant default_var = default_colors.at (i);
+        QColor setting_color = settings->value ("variable_editor/color_" + class_chars.mid (i, 1), default_var).value<QColor> ();
+        color[i] = new color_picker (setting_color);
+        color[i]->setObjectName ("varedit_color_" + class_chars.mid (i, 1));
+        color[i]->setMinimumSize (30, 10);
+        style_grid->addWidget (description[i], row, 2*column);
+        style_grid->addWidget (color[i], row, 2*column+1);
+        if (++column == 2)
+          {
+            style_grid->setColumnStretch (3*column, 10);
+            row++;
+            column = 0;
+          }
+      }
 
-  // place grid with elements into the tab
-  varedit_colors_box->setLayout (style_grid);
-}
+    // place grid with elements into the tab
+    varedit_colors_box->setLayout (style_grid);
+  }
 
-void
-settings_dialog::write_varedit_colors (QSettings *settings)
-{
-  QString class_chars = resource_manager::varedit_color_chars ();
-  color_picker *color;
+  void settings_dialog::write_varedit_colors (QSettings *settings)
+  {
+    QString class_chars = resource_manager::varedit_color_chars ();
+    color_picker *color;
 
-  for (int i = 0; i < class_chars.length (); i++)
-    {
-      color = varedit_colors_box->findChild <color_picker *> ("varedit_color_" + class_chars.mid (i, 1));
-      if (color)
-        settings->setValue ("variable_editor/color_" + class_chars.mid (i, 1), color->color ());
-    }
+    for (int i = 0; i < class_chars.length (); i++)
+      {
+        color = varedit_colors_box->findChild <color_picker *> ("varedit_color_" + class_chars.mid (i, 1));
+        if (color)
+          settings->setValue ("variable_editor/color_" + class_chars.mid (i, 1), color->color ());
+      }
 
-  settings->sync ();
+    settings->sync ();
+  }
 }
--- a/libgui/src/settings-dialog.h	Fri Oct 19 14:09:43 2018 -0400
+++ b/libgui/src/settings-dialog.h	Fri Oct 19 14:18:50 2018 -0400
@@ -34,62 +34,65 @@
 
 class QsciLexer;
 
-// Ui::settings_dialog is a generated class.
-
-class settings_dialog : public QDialog, private Ui::settings_dialog
+namespace octave
 {
-  Q_OBJECT public:
+  // Ui::settings_dialog is a generated class.
 
-  explicit settings_dialog (QWidget *parent,
-                            const QString& desired_tab = QString ());
+  class settings_dialog : public QDialog, private Ui::settings_dialog
+  {
+    Q_OBJECT public:
 
-  ~settings_dialog (void) = default;
+    explicit settings_dialog (QWidget *parent,
+                              const QString& desired_tab = QString ());
 
-  void show_tab (const QString&);
+    ~settings_dialog (void) = default;
 
-signals:
+    void show_tab (const QString&);
+
+  signals:
 
-  void apply_new_settings (void);
+    void apply_new_settings (void);
 
-private slots:
+  private slots:
 
-  void get_octave_dir (void);
-  void get_file_browser_dir (void);
-  void get_dir (QLineEdit*, const QString&);
-  void set_disabled_pref_file_browser_dir (bool disable);
+    void get_octave_dir (void);
+    void get_file_browser_dir (void);
+    void get_dir (QLineEdit*, const QString&);
+    void set_disabled_pref_file_browser_dir (bool disable);
 
-  // slots for dialog's buttons
-  void button_clicked (QAbstractButton *button);
+    // slots for dialog's buttons
+    void button_clicked (QAbstractButton *button);
 
-  // slots for import/export-buttons of shortcut sets
-  void import_shortcut_set (void);
-  void export_shortcut_set (void);
-  void default_shortcut_set (void);
+    // slots for import/export-buttons of shortcut sets
+    void import_shortcut_set (void);
+    void export_shortcut_set (void);
+    void default_shortcut_set (void);
 
-private:
+  private:
 
-  void read_lexer_settings (QsciLexer *lexer, QSettings *settings);
-  void write_lexer_settings (QsciLexer *lexer, QSettings *settings);
+    void read_lexer_settings (QsciLexer *lexer, QSettings *settings);
+    void write_lexer_settings (QsciLexer *lexer, QSettings *settings);
 
-  void write_changed_settings (bool closing);
+    void write_changed_settings (bool closing);
 
-  void read_workspace_colors (QSettings *settings);
-  void write_workspace_colors (QSettings *settings);
+    void read_workspace_colors (QSettings *settings);
+    void write_workspace_colors (QSettings *settings);
 
-  void read_terminal_colors (QSettings *settings);
-  void write_terminal_colors (QSettings *settings);
+    void read_terminal_colors (QSettings *settings);
+    void write_terminal_colors (QSettings *settings);
 
-  void read_varedit_colors (QSettings *settings);
-  void write_varedit_colors (QSettings *settings);
+    void read_varedit_colors (QSettings *settings);
+    void write_varedit_colors (QSettings *settings);
 
-  color_picker *m_widget_title_bg_color;
-  color_picker *m_widget_title_bg_color_active;
-  color_picker *m_widget_title_fg_color;
-  color_picker *m_widget_title_fg_color_active;
-  color_picker *m_editor_current_line_color;
+    color_picker *m_widget_title_bg_color;
+    color_picker *m_widget_title_bg_color_active;
+    color_picker *m_widget_title_fg_color;
+    color_picker *m_widget_title_fg_color_active;
+    color_picker *m_editor_current_line_color;
 
-  QRadioButton *m_rb_comment_strings[ed_comment_strings_count];
-  QRadioButton *m_rb_uncomment_strings[ed_comment_strings_count];
-};
+    QRadioButton *m_rb_comment_strings[ed_comment_strings_count];
+    QRadioButton *m_rb_uncomment_strings[ed_comment_strings_count];
+  };
+}
 
 #endif