\n"; // Change sub-menu to dropdown menu $output .= "\n$indent

\n"; } function start_el ( &$output, $item, $depth = 0, $args = array(), $id = 0 ) { // Most of this code is copied from original Walker_Nav_Menu global $wp_query, $wpdb; $indent = ( $depth ) ? str_repeat( "\t", $depth ) : ''; $class_names = $value = ''; $classes = empty( $item->classes ) ? array() : (array) $item->classes; $classes[] = 'menu-item-' . $item->ID; $id = apply_filters( 'nav_menu_item_id', 'menu-item-'. $item->ID, $item, $args ); $id = strlen( $id ) ? ' id="' . esc_attr( $id ) . '"' : ''; $has_children = $wpdb->get_var("SELECT COUNT(meta_id) FROM wp_postmeta WHERE meta_key='_menu_item_menu_item_parent' AND meta_value='".$item->ID."'"); if ( $depth > 0 && $has_children > 0 ) { $classes[] = 'dropdown-submenu'; } $class_names = join( ' ', apply_filters( 'nav_menu_css_class', array_filter( $classes ), $item, $args ) ); $class_names = ' class="' . esc_attr( $class_names ) . '"'; $output .= $indent . ''; $attributes = ! empty( $item->attr_title ) ? ' title="' . esc_attr( $item->attr_title ) .'"' : ''; $attributes .= ! empty( $item->target ) ? ' target="' . esc_attr( $item->target ) .'"' : ''; $attributes .= ! empty( $item->xfn ) ? ' rel="' . esc_attr( $item->xfn ) .'"' : ''; $attributes .= ! empty( $item->url ) ? ' href="' . esc_attr( $item->url ) .'"' : ''; // Check if menu item is in main menu if ( $depth == 0 && $has_children > 0 ) { // These lines adds your custom class and attribute $attributes .= ' class="dropdown-toggle"'; $attributes .= ' data-toggle="dropdown"'; } // Check if menu item is in main menu if ( $depth == 0 && !$has_children) { // These lines adds your custom class and attribute $attributes .= ' class="smoth-scroll"'; } $item_output = $args->before; $item_output .= ''; $item_output .= $args->link_before . apply_filters( 'the_title', $item->title, $item->ID ) . $args->link_after; // Add the caret if menu level is 0 if ( $depth == 0 && $has_children > 0 ) { $item_output .= ' '; } $item_output .= ''; $item_output .= $args->after; $output .= apply_filters( 'walker_nav_menu_start_el', $item_output, $item, $depth, $args ); } }