/**
* @param mixed $model
* @param mixed $key
* @param int $index
*
* @return string
*
* @throws Exception
*/
protected function renderDataCellContent($model, $key, $index)
{
if ($this->checkboxOptions instanceof Closure) {
$options = call_user_func($this->checkboxOptions, $model, $key, $index, $this);
} else {
$options = $this->checkboxOptions;
if (!isset($options['value'])) {
$options['value'] = is_array($key) ? Json::encode($key) : $key;
}
}
$options['id'] = ArrayHelper::getValue($options, 'id', rtrim($this->name, '[]') . '-' . $key);
return Checkbox::widget(['name' => $this->name, 'checked' => !empty($options['checked']), 'inputOptions' => $options, 'clientOptions' => ['fireOnInit' => true, 'onChange' => new JsExpression('function() {
var $parentCheckbox = $(".select-on-check-all").closest(".checkbox"),
$checkbox = $("#' . $this->grid->options['id'] . '").find("input[name=\'' . $this->name . '\']").closest(".checkbox"),
allChecked = true,
allUnchecked = true;
$checkbox.each(function() {
if ($(this).checkbox("is checked")) {
allUnchecked = false;
} else {
allChecked = false;
}
});
if(allChecked) {
$parentCheckbox.checkbox("set checked");
} else if(allUnchecked) {
$parentCheckbox.checkbox("set unchecked");
} else {
$parentCheckbox.checkbox("set indeterminate");
}
}')]]);
}
/**
* @return callable
*/
public function getDefaultItem()
{
return function ($index, $label, $name, $checked, $value) {
$inputOptions = $this->inputOptions;
$inputOptions['value'] = ArrayHelper::getValue($inputOptions, 'value', $value);
return Html::tag('div', Checkbox::widget(['name' => $name, 'type' => $this->type, 'label' => $this->encodeLabel ? Html::encode($label) : $label, 'readOnly' => $this->readOnly, 'disabled' => $this->disabled, 'fitted' => $this->fitted, 'checked' => $checked, 'inputOptions' => $inputOptions, 'labelOptions' => $this->labelOptions]), ['class' => 'field']);
};
}
public function init()
{
$this->type = self::TYPE_RADIO;
parent::init();
}