Created
June 19, 2018 18:48
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class select_menu_walker extends Walker_Nav_Menu{ | |
function start_lvl($output, $depth) { | |
$indent = str_repeat("\t", $depth); | |
$output .= ""; | |
} | |
function end_lvl($output, $depth) { | |
$indent = str_repeat("\t", $depth); | |
$output .= ""; | |
} | |
function start_el($output, $item, $depth, $args) { | |
global $wp_query; | |
$indent = ( $depth ) ? str_repeat( "\t", $depth ) : ''; | |
$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 ) . '"' : ''; | |
//check if current page is selected page and add selected value to select element | |
$selc = ''; | |
$curr_class = 'current-menu-item'; | |
$is_current = strpos($class_names, $curr_class); | |
if($is_current === false){ | |
$selc = ""; | |
}else{ | |
$selc = "selected "; | |
} | |
$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 ) .'"' : ''; | |
$sel_val = ' value="' . esc_attr( $item->url ) .'"'; | |
//check if the menu is a submenu | |
switch ($depth){ | |
case 0: | |
$dp = ""; | |
break; | |
case 1: | |
$dp = "-"; | |
break; | |
case 2: | |
$dp = "--"; | |
break; | |
case 3: | |
$dp = "---"; | |
break; | |
case 4: | |
$dp = "----"; | |
break; | |
default: | |
$dp = ""; | |
} | |
$output .= $indent . '<option'. $sel_val . $id . $value . $class_names . $selc . '>'.$dp; | |
$item_output = $args->before; | |
//$item_output .= '<a'. $attributes .'>'; | |
$item_output .= $args->link_before . apply_filters( 'the_title', $item->title, $item->ID ) . $args->link_after; | |
//$item_output .= '</a>'; | |
$item_output .= $args->after; | |
$output .= apply_filters( 'walker_nav_menu_start_el', $item_output, $item, $depth, $args ); | |
} | |
function end_el($output, $item, $depth) { | |
$output .= "</option>\n"; | |
} | |
} |
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