/**
* Generates grid table colums head
*
* @param \Engine\Crud\Grid $grid
* @return string
*/
public static function _(Grid $grid)
{
$code = '
<thead>
<tr>';
foreach ($grid->getFields() as $column) {
if ($column instanceof Field) {
$columnCode = '
<th width="' . $column->getWidth() . '">';
if ($column->isSortable()) {
$columnCode .= self::sortLink($column);
} elseif ($column->isHidden()) {
$columnCode .= '';
} else {
$columnCode .= $column->getTitle();
}
} else {
$columnCode = '
<th>';
}
$columnCode .= '
</th>';
$code .= $columnCode;
}
$code .= '
</tr>
</thead>';
return $code;
}