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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,68 @@ | ||
| <?php | ||
|
|
||
| class EVN_Menu_Walker extends Walker_Nav_Menu { | ||
| /** | ||
| * Starts the list before the elements are added. | ||
| * | ||
| * @see Walker::start_lvl() | ||
| * | ||
| * @param string $output Used to append additional content (passed by reference). | ||
| * @param int $depth Depth of menu item. Used for padding. | ||
| * @param stdClass $args An object of wp_nav_menu() arguments. | ||
| */ | ||
| public function start_lvl( &$output, $depth = 0, $args = null ) { | ||
| if ( isset( $args->item_spacing ) && 'discard' === $args->item_spacing ) { | ||
| $t = ''; | ||
| $n = ''; | ||
| } else { | ||
| $t = "\t"; | ||
| $n = "\n"; | ||
| } | ||
| $indent = str_repeat( $t, $depth ); | ||
|
|
||
| // Default class. | ||
| $classes = array( 'sub-menu' ); | ||
|
|
||
| // ! Get parent item ID: | ||
| $id = isset( $args->item_id ) ? ' id="submenu-' . absint( $args->item_id ) . '"' : ''; | ||
|
|
||
| /** | ||
| * Filters the CSS class(es) applied to a menu list element. | ||
| * | ||
| * @since 4.8.0 | ||
| * | ||
| * @param string[] $classes Array of the CSS classes that are applied to the menu `<ul>` element. | ||
| * @param stdClass $args An object of `wp_nav_menu()` arguments. | ||
| * @param int $depth Depth of menu item. Used for padding. | ||
| */ | ||
| $class_names = implode( ' ', apply_filters( 'nav_menu_submenu_css_class', $classes, $args, $depth ) ); | ||
| $class_names = $class_names ? ' class="' . esc_attr( $class_names ) . '"' : ''; | ||
|
|
||
| // ! Insert ID: | ||
| $output .= "{$n}{$indent}<ul{$class_names}{$id}>{$n}"; | ||
| } | ||
| } | ||
|
|
||
| add_filter( | ||
| 'nav_menu_item_args', | ||
| function( $args, $item, $depth ) { | ||
| $args->item_id = $item->ID; | ||
|
|
||
| return $args; | ||
| }, | ||
| 10, | ||
| 3 | ||
| ); | ||
|
|
||
|
|
||
| //Add custom dropdown filter to Primary Menu | ||
| add_filter( 'walker_nav_menu_start_el', 'evn_parent_menu_dropdown', 10, 4 ); | ||
| function evn_parent_menu_dropdown( $item_output, $item, $depth, $args ) { | ||
|
|
||
| if ( ! empty( $item->classes ) && in_array( 'menu-item-has-children', $item->classes ) ) { | ||
| $stripped_item_output = preg_replace('/<a[^>]*>(.*)<\/a>/', '$1', $item_output); | ||
| return '<span class="flex">'.$item_output . '<button class="submenu-toggle outline" aria-expanded="false" data-labelvalue="'.$stripped_item_output.'" aria-label="Expand '.$stripped_item_output.' sub-menu" aria-controls="submenu-'.$args->item_id.'">+</button></span>'; | ||
| } | ||
|
|
||
| return $item_output; | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
|
|
@@ -18,3 +18,7 @@ | |
| flex-direction: row-reverse; | ||
| } | ||
| } | ||
|
|
||
| .flex { | ||
| display: flex; | ||
| } | ||