Browse Source

GridView WIP

tags/2.0.0-beta
Qiang Xue 12 years ago
parent
commit
4b9e965454
  1. 326
      framework/yii/widgets/GridView.php
  2. 191
      framework/yii/widgets/grid/CheckboxColumn.php
  3. 147
      framework/yii/widgets/grid/Column.php
  4. 95
      framework/yii/widgets/grid/DataColumn.php

326
framework/yii/widgets/GridView.php

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<?php
/**
* @link http://www.yiiframework.com/
* @copyright Copyright (c) 2008 Yii Software LLC
* @license http://www.yiiframework.com/license/
*/
namespace yii\widgets;
use Yii;
use Closure;
use yii\base\Formatter;
use yii\base\InvalidConfigException;
use yii\base\Widget;
use yii\db\ActiveRecord;
use yii\helpers\Html;
use yii\widgets\grid\DataColumn;
/**
* @author Qiang Xue <qiang.xue@gmail.com>
* @since 2.0
*/
class GridView extends ListViewBase
{
const FILTER_POS_HEADER = 'header';
const FILTER_POS_FOOTER = 'footer';
const FILTER_POS_BODY = 'body';
public $caption;
public $captionOptions = array();
public $tableOptions = array('class' => 'table table-striped table-bordered');
public $headerRowOptions = array();
public $footerRowOptions = array();
public $beforeRow;
public $afterRow;
public $showHeader = true;
public $showFooter = false;
/**
* @var array|Closure
*/
public $rowOptions = array();
/**
* @var array|Formatter the formatter used to format model attribute values into displayable texts.
* This can be either an instance of [[Formatter]] or an configuration array for creating the [[Formatter]]
* instance. If this property is not set, the "formatter" application component will be used.
*/
public $formatter;
/**
* @var array grid column configuration. Each array element represents the configuration
* for one particular grid column which can be either a string or an array.
*
* When a column is specified as a string, it should be in the format of "name:type:header",
* where "type" and "header" are optional. A {@link CDataColumn} instance will be created in this case,
* whose {@link CDataColumn::name}, {@link CDataColumn::type} and {@link CDataColumn::header}
* properties will be initialized accordingly.
*
* When a column is specified as an array, it will be used to create a grid column instance, where
* the 'class' element specifies the column class name (defaults to {@link CDataColumn} if absent).
* Currently, these official column classes are provided: {@link CDataColumn},
* {@link CLinkColumn}, {@link CButtonColumn} and {@link CCheckBoxColumn}.
*/
public $columns = array();
/**
* @var string the layout that determines how different sections of the list view should be organized.
* The following tokens will be replaced with the corresponding section contents:
*
* - `{summary}`: the summary section. See [[renderSummary()]].
* - `{items}`: the list items. See [[renderItems()]].
* - `{sorter}`: the sorter. See [[renderSorter()]].
* - `{pager}`: the pager. See [[renderPager()]].
*/
public $layout = "{summary}\n{pager}{items}\n{pager}";
public $emptyCell = '&nbsp;';
/**
* @var \yii\base\Model the model instance that keeps the user-entered filter data. When this property is set,
* the grid view will enable column-based filtering. Each data column by default will display a text field
* at the top that users can fill in to filter the data.
* Note that in order to show an input field for filtering, a column must have its {@link CDataColumn::name}
* property set or have {@link CDataColumn::filter} as the HTML code for the input field.
* When this property is not set (null) the filtering is disabled.
*/
public $filterModel;
/**
* @var string whether the filters should be displayed in the grid view. Valid values include:
* <ul>
* <li>header: the filters will be displayed on top of each column's header cell.</li>
* <li>body: the filters will be displayed right below each column's header cell.</li>
* <li>footer: the filters will be displayed below each column's footer cell.</li>
* </ul>
*/
public $filterPosition = 'body';
public $filterOptions = array('class' => 'filters');
/**
* Initializes the grid view.
* This method will initialize required property values and instantiate {@link columns} objects.
*/
public function init()
{
parent::init();
if ($this->formatter == null) {
$this->formatter = Yii::$app->getFormatter();
} elseif (is_array($this->formatter)) {
$this->formatter = Yii::createObject($this->formatter);
}
if (!$this->formatter instanceof Formatter) {
throw new InvalidConfigException('The "formatter" property must be either a Format object or a configuration array.');
}
$this->initColumns();
}
/**
* Renders the data items for the grid view.
*/
public function renderItems()
{
$content = array_filter(array(
$this->renderCaption(),
$this->renderColumnGroup(),
$this->showHeader ? $this->renderTableHeader() : false,
$this->showFooter ? $this->renderTableFooter() : false,
$this->renderTableBody(),
));
return Html::tag('table', implode("\n", $content), $this->tableOptions);
}
public function renderCaption()
{
if (!empty($this->caption)) {
return Html::tag('caption', $this->caption, $this->captionOptions);
} else {
return false;
}
}
public function renderColumnGroup()
{
$requireColumnGroup = false;
foreach ($this->columns as $column) {
/** @var \yii\widgets\grid\Column $column */
if (!empty($column->options)) {
$requireColumnGroup = true;
break;
}
}
if ($requireColumnGroup) {
$cols = array();
foreach ($this->columns as $column) {
$cols[] = Html::tag('col', '', $column->options);
}
return Html::tag('colgroup', implode("\n", $cols));
} else {
return false;
}
}
/**
* Renders the table header.
* @return string the rendering result
*/
public function renderTableHeader()
{
$cells = array();
foreach ($this->columns as $column) {
/** @var \yii\widgets\grid\Column $column */
$cells[] = $column->renderHeaderCell();
}
$content = implode('', $cells);
if ($this->filterPosition == self::FILTER_POS_HEADER) {
$content = $this->renderFilters() . $content;
} elseif ($this->filterPosition == self::FILTER_POS_BODY) {
$content .= $this->renderFilters();
}
return "<thead>\n" . Html::tag('tr', $content, $this->headerRowOptions) . "\n</thead>";
}
/**
* Renders the table footer.
* @return string the rendering result
*/
public function renderTableFooter()
{
$cells = array();
foreach ($this->columns as $column) {
/** @var \yii\widgets\grid\Column $column */
$cells[] = $column->renderFooterCell();
}
$content = implode('', $cells);
if ($this->filterPosition == self::FILTER_POS_FOOTER) {
$content .= $this->renderFilters();
}
return "<tfoot>\n" . Html::tag('tr', $content, $this->footerRowOptions) . "\n</tfoot>";
}
/**
* Renders the filter.
*/
public function renderFilters()
{
if ($this->filterModel !== null) {
$cells = array();
foreach ($this->columns as $column) {
/** @var \yii\widgets\grid\Column $column */
$cells[] = $column->renderFilterCell();
}
return Html::tag('tr', implode('', $cells), $this->filterOptions);
} else {
return '';
}
}
/**
* Renders the table body.
* @return string the rendering result
*/
public function renderTableBody()
{
$items = array_values($this->dataProvider->getItems());
$keys = $this->dataProvider->getKeys();
$rows = array();
foreach ($items as $index => $item) {
$key = $keys[$index];
if ($this->beforeRow !== null) {
$row = call_user_func($this->beforeRow, $item, $key, $index);
if (!empty($row)) {
$rows[] = $row;
}
}
$rows[] = $this->renderTableRow($item, $key, $index);
if ($this->afterRow !== null) {
$row = call_user_func($this->afterRow, $item, $key, $index);
if (!empty($row)) {
$rows[] = $row;
}
}
}
return "<tbody>\n" . implode("\n", $rows) . "\n</tbody>";
}
/**
* Renders a table row with the given data item and key.
* @param mixed $item the data item
* @param mixed $key the key associated with the data item
* @param integer $index the zero-based index of the data item among the item array returned by [[dataProvider]].
* @return string the rendering result
*/
public function renderTableRow($item, $key, $index)
{
$cells = array();
/** @var \yii\widgets\grid\Column $column */
foreach ($this->columns as $column) {
$cells[] = $column->renderDataCell($item, $index);
}
if ($this->rowOptions instanceof Closure) {
$options = call_user_func($this->rowOptions, $item, $key, $index);
} else {
$options = $this->rowOptions;
}
$options['data-key'] = $key;
return Html::tag('tr', implode('', $cells), $options);
}
/**
* Creates column objects and initializes them.
*/
protected function initColumns()
{
if (empty($this->columns)) {
$this->guessColumns();
}
$id = $this->getId();
foreach ($this->columns as $i => $column) {
if (is_string($column)) {
$column = $this->createDataColumn($column);
} else {
$column = Yii::createObject(array_merge(array(
'class' => DataColumn::className(),
'grid' => $this,
), $column));
}
if (!$column->visible) {
unset($this->columns[$i]);
continue;
}
if ($column->id === null) {
$column->id = $id . '_c' . $i;
}
$this->columns[$i] = $column;
}
}
/**
* Creates a {@link CDataColumn} based on a shortcut column specification string.
* @param string $text the column specification string
* @return DataColumn the column instance
* @throws InvalidConfigException if the column specification is invalid
*/
protected function createDataColumn($text)
{
if (!preg_match('/^(\w+)(\s*:\s*(\w+))?$/', $text, $matches)) {
throw new InvalidConfigException('The column must be specified in the format of "Attribute" or "Attribute:Type"');
}
return Yii::createObject(array(
'class' => DataColumn::className(),
'grid' => $this,
'attribute' => $matches[1],
'type' => isset($matches[3]) ? $matches[3] : 'text',
));
}
protected function guessColumns()
{
$items = $this->dataProvider->getItems();
$item = reset($items);
if (is_array($item) || is_object($item)) {
foreach ($item as $name => $value) {
$this->columns[] = $name;
}
} else {
throw new InvalidConfigException('Unable to generate columns from data.');
}
}
}

191
framework/yii/widgets/grid/CheckboxColumn.php

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<?php
/**
* @link http://www.yiiframework.com/
* @copyright Copyright (c) 2008 Yii Software LLC
* @license http://www.yiiframework.com/license/
*/
namespace yii\widgets\grid;
/**
* @author Qiang Xue <qiang.xue@gmail.com>
* @since 2.0
*/
class CheckboxColumn extends Column
{
public $checked;
/**
* @var string a PHP expression that will be evaluated for every data cell and whose result will
* determine if checkbox for each data cell is disabled. In this expression, you can use the following variables:
* <ul>
* <li><code>$row</code> the row number (zero-based)</li>
* <li><code>$data</code> the data model for the row</li>
* <li><code>$this</code> the column object</li>
* </ul>
* The PHP expression will be evaluated using {@link evaluateExpression}.
*
* A PHP expression can be any PHP code that has a value. To learn more about what an expression is,
* please refer to the {@link http://www.php.net/manual/en/language.expressions.php php manual}.
*
* Note that expression result will overwrite value set with <code>checkBoxHtmlOptions['disabled']</code>.
* @since 1.1.13
*/
public $disabled;
/**
* @var array the HTML options for the data cell tags.
*/
public $htmlOptions = array('class' => 'checkbox-column');
/**
* @var array the HTML options for the header cell tag.
*/
public $headerHtmlOptions = array('class' => 'checkbox-column');
/**
* @var array the HTML options for the footer cell tag.
*/
public $footerHtmlOptions = array('class' => 'checkbox-column');
/**
* @var array the HTML options for the checkboxes.
*/
public $checkBoxHtmlOptions = array();
/**
* @var integer the number of rows that can be checked.
* Possible values:
* <ul>
* <li>0 - the state of the checkbox cannot be changed (read-only mode)</li>
* <li>1 - only one row can be checked. Checking a checkbox has nothing to do with selecting the row</li>
* <li>2 or more - multiple checkboxes can be checked. Checking a checkbox has nothing to do with selecting the row</li>
* <li>null - {@link CGridView::selectableRows} is used to control how many checkboxes can be checked.
* Checking a checkbox will also select the row.</li>
* </ul>
* You may also call the JavaScript function <code>$(gridID).yiiGridView('getChecked', columnID)</code>
* to retrieve the key values of the checked rows.
* @since 1.1.6
*/
public $selectableRows = null;
/**
* @var string the template to be used to control the layout of the header cell.
* The token "{item}" is recognized and it will be replaced with a "check all" checkbox.
* By default if in multiple checking mode, the header cell will display an additional checkbox,
* clicking on which will check or uncheck all of the checkboxes in the data cells.
* See {@link selectableRows} for more details.
* @since 1.1.11
*/
public $headerTemplate = '{item}';
/**
* Initializes the column.
* This method registers necessary client script for the checkbox column.
*/
public function init()
{
if (isset($this->checkBoxHtmlOptions['name'])) {
$name = $this->checkBoxHtmlOptions['name'];
} else {
$name = $this->id;
if (substr($name, -2) !== '[]') {
$name .= '[]';
}
$this->checkBoxHtmlOptions['name'] = $name;
}
$name = strtr($name, array('[' => "\\[", ']' => "\\]"));
if ($this->selectableRows === null) {
if (isset($this->checkBoxHtmlOptions['class'])) {
$this->checkBoxHtmlOptions['class'] .= ' select-on-check';
} else {
$this->checkBoxHtmlOptions['class'] = 'select-on-check';
}
return;
}
$cball = $cbcode = '';
if ($this->selectableRows == 0) {
//.. read only
$cbcode = "return false;";
} elseif ($this->selectableRows == 1) {
//.. only one can be checked, uncheck all other
$cbcode = "jQuery(\"input:not(#\"+this.id+\")[name='$name']\").prop('checked',false);";
} elseif (strpos($this->headerTemplate, '{item}') !== false) {
//.. process check/uncheck all
$cball = <<<CBALL
jQuery(document).on('click','#{$this->id}_all',function() {
var checked=this.checked;
jQuery("input[name='$name']:enabled").each(function() {this.checked=checked;});
});
CBALL;
$cbcode = "jQuery('#{$this->id}_all').prop('checked', jQuery(\"input[name='$name']\").length==jQuery(\"input[name='$name']:checked\").length);";
}
if ($cbcode !== '') {
$js = $cball;
$js .= <<<EOD
jQuery(document).on('click', "input[name='$name']", function() {
$cbcode
});
EOD;
Yii::app()->getClientScript()->registerScript(__CLASS__ . '#' . $this->id, $js);
}
}
/**
* Renders the header cell content.
* This method will render a checkbox in the header when {@link selectableRows} is greater than 1
* or in case {@link selectableRows} is null when {@link CGridView::selectableRows} is greater than 1.
*/
protected function renderHeaderCellContent()
{
if (trim($this->headerTemplate) === '') {
echo $this->grid->blankDisplay;
return;
}
$item = '';
if ($this->selectableRows === null && $this->grid->selectableRows > 1) {
$item = CHtml::checkBox($this->id . '_all', false, array('class' => 'select-on-check-all'));
} elseif ($this->selectableRows > 1) {
$item = CHtml::checkBox($this->id . '_all', false);
} else {
ob_start();
parent::renderHeaderCellContent();
$item = ob_get_clean();
}
echo strtr($this->headerTemplate, array(
'{item}' => $item,
));
}
/**
* Renders the data cell content.
* This method renders a checkbox in the data cell.
* @param integer $row the row number (zero-based)
* @param mixed $data the data associated with the row
*/
protected function renderDataCellContent($row, $data)
{
if ($this->value !== null) {
$value = $this->evaluateExpression($this->value, array('data' => $data, 'row' => $row));
} elseif ($this->name !== null) {
$value = CHtml::value($data, $this->name);
} else {
$value = $this->grid->dataProvider->keys[$row];
}
$checked = false;
if ($this->checked !== null) {
$checked = $this->evaluateExpression($this->checked, array('data' => $data, 'row' => $row));
}
$options = $this->checkBoxHtmlOptions;
if ($this->disabled !== null) {
$options['disabled'] = $this->evaluateExpression($this->disabled, array('data' => $data, 'row' => $row));
}
$name = $options['name'];
unset($options['name']);
$options['value'] = $value;
$options['id'] = $this->id . '_' . $row;
echo CHtml::checkBox($name, $checked, $options);
}
}

147
framework/yii/widgets/grid/Column.php

@ -0,0 +1,147 @@
<?php
/**
* @link http://www.yiiframework.com/
* @copyright Copyright (c) 2008 Yii Software LLC
* @license http://www.yiiframework.com/license/
*/
namespace yii\widgets\grid;
use Closure;
use yii\base\Object;
use yii\helpers\Html;
use yii\widgets\GridView;
/**
*
* @author Qiang Xue <qiang.xue@gmail.com>
* @since 2.0
*/
class Column extends Object
{
/**
* @var string the ID of this column. This value should be unique among all grid view columns.
* If this is not set, it will be assigned one automatically.
*/
public $id;
/**
* @var GridView the grid view object that owns this column.
*/
public $grid;
/**
* @var string the header cell content. Note that it will not be HTML-encoded.
*/
public $header;
/**
* @var string the footer cell content. Note that it will not be HTML-encoded.
*/
public $footer;
/**
* @var callable
*/
public $content;
/**
* @var boolean whether this column is visible. Defaults to true.
*/
public $visible = true;
public $options = array();
public $headerOptions = array();
/**
* @var array|\Closure
*/
public $bodyOptions = array();
public $footerOptions = array();
/**
* @var array the HTML attributes for the filter cell tag.
*/
public $filterOptions=array();
/**
* Renders the header cell.
*/
public function renderHeaderCell()
{
return Html::tag('th', $this->renderHeaderCellContent(), $this->headerOptions);
}
/**
* Renders the footer cell.
*/
public function renderFooterCell()
{
return Html::tag('td', $this->renderFooterCellContent(), $this->footerOptions);
}
/**
* Renders a data cell.
* @param mixed $item the data item
* @param integer $index the zero-based index of the data item among the item array returned by [[dataProvider]].
* @return string the rendering result
*/
public function renderDataCell($item, $index)
{
if ($this->bodyOptions instanceof Closure) {
$options = call_user_func($this->bodyOptions, $item, $index, $this);
} else {
$options = $this->bodyOptions;
}
return Html::tag('td', $this->renderDataCellContent($item, $index), $options);
}
/**
* Renders the filter cell.
*/
public function renderFilterCell()
{
return Html::tag('td', $this->renderFilterCellContent(), $this->filterOptions);
}
/**
* Renders the header cell content.
* The default implementation simply renders {@link header}.
* This method may be overridden to customize the rendering of the header cell.
* @return string the rendering result
*/
protected function renderHeaderCellContent()
{
return trim($this->header) !== '' ? $this->header : $this->grid->emptyCell;
}
/**
* Renders the footer cell content.
* The default implementation simply renders {@link footer}.
* This method may be overridden to customize the rendering of the footer cell.
* @return string the rendering result
*/
protected function renderFooterCellContent()
{
return trim($this->footer) !== '' ? $this->footer : $this->grid->emptyCell;
}
/**
* Renders the data cell content.
* @param mixed $item the data item
* @param integer $index the zero-based index of the data item among the item array returned by [[dataProvider]].
* @return string the rendering result
*/
protected function renderDataCellContent($item, $index)
{
if ($this->content !== null) {
return call_user_func($this->content, $item, $index, $this);
} else {
return $this->grid->emptyCell;
}
}
/**
* Renders the filter cell content.
* The default implementation simply renders a space.
* This method may be overridden to customize the rendering of the filter cell (if any).
* @return string the rendering result
*/
protected function renderFilterCellContent()
{
return $this->grid->emptyCell;
}
}

95
framework/yii/widgets/grid/DataColumn.php

@ -0,0 +1,95 @@
<?php
/**
* @link http://www.yiiframework.com/
* @copyright Copyright (c) 2008 Yii Software LLC
* @license http://www.yiiframework.com/license/
*/
namespace yii\widgets\grid;
use yii\base\InvalidConfigException;
use yii\base\Model;
use yii\data\ActiveDataProvider;
use yii\db\ActiveQuery;
use yii\helpers\ArrayHelper;
use yii\helpers\Html;
use yii\helpers\Inflector;
/**
* @author Qiang Xue <qiang.xue@gmail.com>
* @since 2.0
*/
class DataColumn extends Column
{
public $attribute;
public $value;
public $type;
/**
* @var boolean whether to allow sorting by this column. If true and [[attribute]] is found in
* the sort definition of [[GridView::dataProvider]], then the header cell of this column
* will contain a link that may trigger the sorting when being clicked.
*/
public $enableSorting = true;
/**
* @var string|array|boolean the HTML code representing a filter input (eg a text field, a dropdown list)
* that is used for this data column. This property is effective only when
* {@link CGridView::filter} is set.
* If this property is not set, a text field will be generated as the filter input;
* If this property is an array, a dropdown list will be generated that uses this property value as
* the list options.
* If you don't want a filter for this data column, set this value to false.
* @since 1.1.1
*/
public $filter;
protected function renderHeaderCellContent()
{
if ($this->attribute !== null && $this->header === null) {
$provider = $this->grid->dataProvider;
if ($this->enableSorting && ($sort = $provider->getSort()) !== false && $sort->hasAttribute($this->attribute)) {
return $sort->link($this->attribute);
}
$items = $provider->getItems();
if (($item = reset($items)) instanceof Model) {
/** @var Model $item */
return $item->getAttributeLabel($this->attribute);
} elseif ($provider instanceof ActiveDataProvider) {
if ($provider->query instanceof ActiveQuery) {
/** @var Model $model */
$model = new $provider->query->modelClass;
return $model->getAttributeLabel($this->attribute);
}
}
return Inflector::camel2words($this->attribute);
} else {
return parent::renderHeaderCellContent();
}
}
protected function renderFilterCellContent()
{
if (is_string($this->filter)) {
return $this->filter;
} elseif ($this->filter !== false && $this->grid->filterModel instanceof Model && $this->attribute !== null) {
if (is_array($this->filter)) {
return Html::activeDropDownList($this->grid->filterModel, $this->attribute, $this->filter, array('prompt' => ''));
} else {
return Html::activeTextInput($this->grid->filterModel, $this->attribute);
}
} else {
return parent::renderFilterCellContent();
}
}
protected function renderDataCellContent($item, $index)
{
if ($this->value !== null) {
$value = call_user_func($this->value, $item, $index, $this);
} elseif ($this->content === null && $this->attribute !== null) {
$value = ArrayHelper::getValue($item, $this->attribute);
} else {
return parent::renderDataCellContent($item, $index);
}
return $this->grid->formatter->format($value, $this->type);
}
}
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