$description = get_string('defaultbordercolour_desc', 'format_grid');
$default = format_grid::get_default_border_colour();
$setting = new admin_setting_configcolourpicker($name, $title, $description, $default);
$settings->add($setting);
/* Border width. */
$name = 'format_grid/defaultborderwidth';
$title = get_string('defaultborderwidth', 'format_grid');
$description = get_string('defaultborderwidth_desc', 'format_grid');
$default = format_grid::get_default_border_width();
$choices = format_grid::get_border_widths();
$settings->add(new admin_setting_configselect($name, $title, $description, $default, $choices));
/* Border radius on / off. */
$name = 'format_grid/defaultborderradius';
$title = get_string('defaultborderradius', 'format_grid');
$description = get_string('defaultborderradius_desc', 'format_grid');
$default = format_grid::get_default_border_radius();
$choices = array(1 => new lang_string('off', 'format_grid'), 2 => new lang_string('on', 'format_grid'));
$settings->add(new admin_setting_configselect($name, $title, $description, $default, $choices));
// Default imagecontainer background colour in hexadecimal RGB with preceding '#'.
$name = 'format_grid/defaultimagecontainerbackgroundcolour';
$title = get_string('defaultimagecontainerbackgroundcolour', 'format_grid');
$description = get_string('defaultimagecontainerbackgroundcolour', 'format_grid');
$default = format_grid::get_default_image_container_background_colour();
$setting = new admin_setting_configcolourpicker($name, $title, $description, $default);
$settings->add($setting);
// Default current selected section colour in hexadecimal RGB with preceding '#'.
$name = 'format_grid/defaultcurrentselectedsectioncolour';
$title = get_string('defaultcurrentselectedsectioncolour', 'format_grid');
$description = get_string('defaultcurrentselectedsectioncolour', 'format_grid');
$default = format_grid::get_default_current_selected_section_colour();
$setting = new admin_setting_configcolourpicker($name, $title, $description, $default);
