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<?php
/*
* The MIT License
*
* Copyright 2019 Blobt.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
namespace blobt\grid;
use Closure;
use yii\base\InvalidConfigException;
use yii\helpers\Html;
use yii\helpers\Json;
use blobt\grid\DataColumn;
class CheckboxColumn extends Column {
/**
* @var string the name of the input checkbox input fields. This will be appended with `[]` to ensure it is an array.
*/
public $name = 'selection';
/**
* @var array|\Closure the HTML attributes for checkboxes. This can either be an array of
* attributes or an anonymous function ([[Closure]]) that returns such an array.
* The signature of the function should be the following: `function ($model, $key, $index, $column)`.
* Where `$model`, `$key`, and `$index` refer to the model, key and index of the row currently being rendered
* and `$column` is a reference to the [[CheckboxColumn]] object.
* A function may be used to assign different attributes to different rows based on the data in that row.
* Specifically if you want to set a different value for the checkbox
* you can use this option in the following way (in this example using the `name` attribute of the model):
*
* ```php
* 'checkboxOptions' => function ($model, $key, $index, $column) {
* return ['value' => $model->name];
* }
* ```
*
* @see \yii\helpers\Html::renderTagAttributes() for details on how attributes are being rendered.
*/
public $checkboxOptions = [];
/**
* @var bool whether it is possible to select multiple rows. Defaults to `true`.
*/
public $multiple = true;
/**
* @var string the css class that will be used to find the checkboxes.
* @since 2.0.9
*/
public $cssClass;
/**
* {@inheritdoc}
* @throws \yii\base\InvalidConfigException if [[name]] is not set.
*/
public function init() {
parent::init();
if (empty($this->name)) {
throw new InvalidConfigException('The "name" property must be set.');
}
if (substr_compare($this->name, '[]', -2, 2)) {
$this->name .= '[]';
}
$this->registerClientScript();
}
/**
* 行头输出内容
* @return type
*/
protected function renderHeaderCellContent() {
return;
}
/**
* {@inheritdoc}
*/
protected function renderDataCellContent($model, $key, $index) {
if ($this->content !== null) {
return parent::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) : $key;
}
if ($this->cssClass !== null) {
Html::addCssClass($options, $this->cssClass);
}
return Html::checkbox($this->name, !empty($options['checked']), $options);
}
/**
* Returns header checkbox name.
* @return string header checkbox name
* @since 2.0.8
*/
protected function getHeaderCheckBoxName() {
$name = $this->name;
if (substr_compare($name, '[]', -2, 2) === 0) {
$name = substr($name, 0, -2);
}
if (substr_compare($name, ']', -1, 1) === 0) {
$name = substr($name, 0, -1) . '_all]';
} else {
$name .= '_all';
}
return $name;
}
/**
* Registers the needed JavaScript.
* @since 2.0.8
*/
public function registerClientScript() {
$id = $this->grid->options['id'];
$options = Json::encode([
'name' => $this->name,
'class' => $this->cssClass,
'multiple' => $this->multiple,
'checkAll' => $this->grid->showHeader ? $this->getHeaderCheckBoxName() : null,
]);
$this->grid->getView()->registerJs("jQuery('#$id').yiiGridView('setSelectionColumn', $options);");
}
}