Source
File: wp-includes/class-wp-customize-nav-menus.php
public function available_items_template() {
?>
<div id="available-menu-items" class="accordion-container">
<div class="customize-section-title">
<button type="button" class="customize-section-back" tabindex="-1">
<span class="screen-reader-text"><?php _e( 'Back' ); ?></span>
</button>
<h3>
<span class="customize-action">
<?php
/* translators: ▸ is the unicode right-pointing triangle. %s: Section title in the Customizer. */
printf( __( 'Customizing ▸ %s' ), esc_html( $this->manager->get_panel( 'nav_menus' )->title ) );
?>
</span>
<?php _e( 'Add Menu Items' ); ?>
</h3>
</div>
<div id="available-menu-items-search" class="accordion-section cannot-expand">
<div class="accordion-section-title">
<label class="screen-reader-text" for="menu-items-search"><?php _e( 'Search Menu Items' ); ?></label>
<input type="text" id="menu-items-search" placeholder="<?php esc_attr_e( 'Search menu items…' ); ?>" aria-describedby="menu-items-search-desc" />
<p class="screen-reader-text" id="menu-items-search-desc"><?php _e( 'The search results will be updated as you type.' ); ?></p>
<span class="spinner"></span>
</div>
<div class="search-icon" aria-hidden="true"></div>
<button type="button" class="clear-results"><span class="screen-reader-text"><?php _e( 'Clear Results' ); ?></span></button>
<ul class="accordion-section-content available-menu-items-list" data-type="search"></ul>
</div>
<?php
// Ensure the page post type comes first in the list.
$item_types = $this->available_item_types();
$page_item_type = null;
foreach ( $item_types as $i => $item_type ) {
if ( isset( $item_type['object'] ) && 'page' === $item_type['object'] ) {
$page_item_type = $item_type;
unset( $item_types[ $i ] );
}
}
$this->print_custom_links_available_menu_item();
if ( $page_item_type ) {
$this->print_post_type_container( $page_item_type );
}
// Containers for per-post-type item browsing; items are added with JS.
foreach ( $item_types as $item_type ) {
$this->print_post_type_container( $item_type );
}
?>
</div><!-- #available-menu-items -->
<?php
}