patternlibrary/agaric/templates/navigation/menu.html.twig
benjamin melançon ef5f877a60 Successfully add link classes to active item ancestor, without hangover
Unlike 9e47f0c7cb where i was just trying to avoid creating the link_attributes
object for every item.  That was not to be.
2019-01-01 11:09:08 -05:00

57 lines
1.9 KiB
Twig

{#
/**
* @file
* Default theme implementation to display a menu.
*
* Available variables:
* - menu_name: The machine name of the menu.
* - items: A nested list of menu items. Each menu item contains:
* - attributes: HTML attributes for the menu item.
* - below: The menu item child items.
* - title: The menu link title.
* - url: The menu link url, instance of \Drupal\Core\Url
* - localized_options: Menu link localized options.
* - is_expanded: TRUE if the link has visible children within the current
* menu tree.
* - is_collapsed: TRUE if the link has children within the current menu tree
* that are not currently visible.
* - in_active_trail: TRUE if the link is in the active trail.
*
* @ingroup themeable
*/
#}
{% import _self as menus %}
{#
We call a macro which calls itself to render the full tree.
@see http://twig.sensiolabs.org/doc/tags/macro.html
NOTE: We aren't using the passed-in attributes, perhaps this
is also something to revisit in
https://gitlab.com/agaric/sites/agaric-com/issues/77
#}
{{ menus.menu_links(items, attributes, 0, menu_name) }}
{% macro menu_links(items, attributes, menu_level, menu_name) %}
{% set submenu_attributes = create_attribute() %}
{% import _self as menus %}
{% set submenu_classes = [
'navbar-item',
'navbar-dropdown',
'is-hoverable',
] %}
{% if items %}
{% if menu_level != 0 %}
<div{{ submenu_attributes.addClass(submenu_classes) }}>
{% endif %}
{% for item in items %}
{% set link_attributes = create_attribute().addClass('navbar-item') %}
{% if item.in_active_trail %}
{% set link_attributes = link_attributes.addClass('is-active') %}
{% endif %}
{{ link(item.title, item.url, link_attributes) }}
{% if item.below %}
{{ menus.menu_links(item.below, attributes, menu_level + 1) }}
{% endif %}
{% endfor %}
{% endif %}
{% endmacro %}