public static function ThemeLayoutsMainAction($action)
 {
     switch ($action) {
         case 'delete':
             if (isset($_GET['id'])) {
                 print "<div id=\"message\" class=\"updated\"><p><strong>";
                 GFontsDB::DeleteThemeLayout(intval($_GET['id']));
                 _e('Layout successfully deleted.', self::PLUGIN_SLUG);
                 print "</strong></p></div>";
             }
             if (isset($_GET['ids'])) {
                 foreach ($_GET['ids'] as $id) {
                     GFontsDB::DeleteThemeLayout(intval($id));
                 }
                 print "<div id=\"message\" class=\"updated\"><p><strong>";
                 printf(_n('%d layout deleted.', '%d layouts deleted.', count($_GET['ids'])), count($_GET['ids']));
                 print "</strong></p></div>";
             }
             return true;
             break;
         case 'export':
             return true;
             break;
         case 'savecurrent':
             if (isset($_POST['gf_layout_name'])) {
                 GFontsDB::SaveCurrentLayoutSettings($_POST['gf_layout_name']);
                 print "<div id=\"message\" class=\"updated\"><p><strong>" . GFontsLang::GetTranslation('Layout settings saved successfully.');
                 print "</strong></p></div>";
             }
             return true;
             break;
         case 'resetcurrentlayout':
             $mods = get_theme_mods();
             foreach ($mods as $mod => $value) {
                 set_theme_mod($mod, null);
             }
             print "<div id=\"message\" class=\"updated\"><p><strong>" . GFontsLang::GetTranslation('Layout settings resetted successfully.');
             print "</strong></p></div>";
             return true;
             break;
         case 'activate':
             $v = GFontsDB::ActivateLayoutSettings($_GET['id'], $name);
             print "<div id=\"message\" class=\"updated\"><p><strong>";
             if ($v) {
                 print GFontsLang::GetTranslation('Layout activated successfully.');
             } else {
                 print sprintf(GFontsLang::GetTranslation('Layout settings could not be activated for theme %s. Please switch to theme %s and try again.'), wp_get_theme()->name, $name);
             }
             print "</strong></p></div>";
             return true;
             break;
         case 'edit':
             return self::EditThemeLayout($_GET['id']);
             break;
         case 'editsave':
             GFontsDB::RenameThemeLayout($_POST['id'], $_POST['gf_layout_name']);
             return true;
         default:
             return true;
             break;
     }
 }