';
$output .= '
';
// Output icon sets selection and icon preview, when at least one icon set is available
if ( ! empty( $icon_sets ) ) {
$select_value = $input_value = '';
$value_arr = explode( '|', $value );
if ( count( $value_arr ) == 2 ) {
$select_value = $value_arr[0];
$input_value = $value_arr[1];
}
if ( empty( $select_value ) ) {
$select_value = key( $icon_sets );
}
$output .= '
';
$output .= '';
$output .= '
';
$output .= '
';
if ( $icon_preview_html = us_prepare_icon_tag( $value ) ) {
$output .= $icon_preview_html;
} else {
$output .= '';
}
$output .= '
';
$output .= '
';
$output .= '';
$output .= '
';
$output .= '