/**
* @inheritdoc
*/
protected function renderFilterCellContent()
{
if (is_string($this->filter)) {
return $this->filter;
}
$model = $this->grid->filterModel;
if ($this->filter !== false && $model instanceof Model && $this->attribute !== null && $model->isAttributeActive($this->attribute)) {
if ($model->hasErrors($this->attribute)) {
Html::addCssClass($this->filterOptions, 'has-error');
$error = ' ' . Html::error($model, $this->attribute, $this->grid->filterErrorOptions);
} else {
$error = '';
}
if (is_array($this->filter)) {
$options = array_merge(['prompt' => ''], $this->filterInputOptions);
return Html::activeDropDownList($model, $this->attribute, $this->filter, $options) . $error;
} else {
return Html::activeTextInput($model, $this->attribute, $this->filterInputOptions) . $error;
}
} else {
return parent::renderFilterCellContent();
}
}
