class Walker_Nav_Menu_Dropdown extends Walker_Nav_Menu{ | |
var $to_depth = -1; | |
function start_lvl(&$output, $depth){ | |
$output .= '</option>'; | |
} | |
function end_lvl(&$output, $depth){ | |
$indent = str_repeat("\t", $depth); // don't output children closing tag | |
} | |
function start_el(&$output, $item, $depth, $args){ | |
$indent = ( $depth ) ? str_repeat( " ", $depth * 4 ) : ''; | |
$class_names = $value = ''; | |
$classes = empty( $item->classes ) ? array() : (array) $item->classes; | |
$classes[] = 'menu-item-' . $item->ID; | |
$class_names = join( ' ', apply_filters( 'nav_menu_css_class', array_filter( $classes ), $item, $args ) ); | |
$class_names = ' class="' . esc_attr( $class_names ) . '"'; | |
$id = apply_filters( 'nav_menu_item_id', 'menu-item-'. $item->ID, $item, $args ); | |
$id = strlen( $id ) ? ' id="' . esc_attr( $id ) . '"' : ''; | |
$value = ' value="'. $item->url .'"'; | |
$output .= '<option'.$id.$value.$class_names.'>'; | |
$item_output = $args->before; | |
$item_output .= $args->link_before . apply_filters( 'the_title', $item->title, $item->ID ) . $args->link_after; | |
$output .= $indent.$item_output; | |
} | |
function end_el(&$output, $item, $depth){ | |
if(substr($output, -9) != '</option>') | |
$output .= "</option>"; // replace closing </li> with the option tag | |
} | |
} |
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