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96 lines
3.1 KiB
96 lines
3.1 KiB
12 years ago
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<?php
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/**
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* @link http://www.yiiframework.com/
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* @copyright Copyright (c) 2008 Yii Software LLC
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* @license http://www.yiiframework.com/license/
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*/
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namespace yii\widgets\grid;
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use yii\base\InvalidConfigException;
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use yii\base\Model;
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use yii\data\ActiveDataProvider;
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use yii\db\ActiveQuery;
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use yii\helpers\ArrayHelper;
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use yii\helpers\Html;
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use yii\helpers\Inflector;
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/**
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* @author Qiang Xue <qiang.xue@gmail.com>
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* @since 2.0
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*/
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class DataColumn extends Column
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{
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public $attribute;
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public $value;
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public $type;
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/**
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* @var boolean whether to allow sorting by this column. If true and [[attribute]] is found in
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* the sort definition of [[GridView::dataProvider]], then the header cell of this column
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* will contain a link that may trigger the sorting when being clicked.
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*/
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public $enableSorting = true;
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/**
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* @var string|array|boolean the HTML code representing a filter input (eg a text field, a dropdown list)
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* that is used for this data column. This property is effective only when
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* {@link CGridView::filter} is set.
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* If this property is not set, a text field will be generated as the filter input;
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* If this property is an array, a dropdown list will be generated that uses this property value as
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* the list options.
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* If you don't want a filter for this data column, set this value to false.
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* @since 1.1.1
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*/
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public $filter;
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protected function renderHeaderCellContent()
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{
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if ($this->attribute !== null && $this->header === null) {
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$provider = $this->grid->dataProvider;
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if ($this->enableSorting && ($sort = $provider->getSort()) !== false && $sort->hasAttribute($this->attribute)) {
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return $sort->link($this->attribute);
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}
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$items = $provider->getItems();
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if (($item = reset($items)) instanceof Model) {
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/** @var Model $item */
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return $item->getAttributeLabel($this->attribute);
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} elseif ($provider instanceof ActiveDataProvider) {
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if ($provider->query instanceof ActiveQuery) {
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/** @var Model $model */
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$model = new $provider->query->modelClass;
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return $model->getAttributeLabel($this->attribute);
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}
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}
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return Inflector::camel2words($this->attribute);
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} else {
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return parent::renderHeaderCellContent();
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}
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}
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protected function renderFilterCellContent()
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{
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if (is_string($this->filter)) {
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return $this->filter;
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} elseif ($this->filter !== false && $this->grid->filterModel instanceof Model && $this->attribute !== null) {
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if (is_array($this->filter)) {
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return Html::activeDropDownList($this->grid->filterModel, $this->attribute, $this->filter, array('prompt' => ''));
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} else {
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return Html::activeTextInput($this->grid->filterModel, $this->attribute);
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}
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} else {
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return parent::renderFilterCellContent();
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}
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}
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protected function renderDataCellContent($item, $index)
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{
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if ($this->value !== null) {
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$value = call_user_func($this->value, $item, $index, $this);
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} elseif ($this->content === null && $this->attribute !== null) {
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$value = ArrayHelper::getValue($item, $this->attribute);
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} else {
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return parent::renderDataCellContent($item, $index);
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}
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return $this->grid->formatter->format($value, $this->type);
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}
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}
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