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Finished ListView.

tags/2.0.0-beta
Qiang Xue 12 years ago
parent
d1212bc73b
commit
64fe535e0a
2 changed files with 56 additions and 36 deletions
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  1. 4
      framework/yii/widgets/DetailView.php
  2. 88
      framework/yii/widgets/ListView.php

4
framework/yii/widgets/DetailView.php
Unescape View File

@ -74,9 +74,9 @@ class DetailView extends Widget
*/
public $attributes;
/**
* @var string|\Closure the template used to render a single attribute. If a string, the token `{label}`
* @var string|callback the template used to render a single attribute. If a string, the token `{label}`
* and `{value}` will be replaced with the label and the value of the corresponding attribute.
* If an anonymous function, the signature must be as follows:
* If a callback (e.g. an anonymous function), the signature must be as follows:
*
* ~~~
* function ($attribute, $index, $widget)

88
framework/yii/widgets/ListView.php
Unescape View File

@ -22,27 +22,51 @@ use yii\helpers\Html;
class ListView extends Widget
{
/**
* @var array the HTML options for the container tag.
* @var array the HTML attributes for the container tag of the list view.
* The "tag" element specifies the tag name of the container element and defaults to "div".
*/
public $options = array();
/**
* @var \yii\data\IDataProvider the data provider for the view.
* @var \yii\data\IDataProvider the data provider for the view. This property is required.
*/
public $dataProvider;
/**
* @var array the HTML attributes for the container of the rendering result of each data item.
* The "tag" element specifies the tag name of the container element and defaults to "div".
* If "tag" is false, it means no container element will be rendered.
*/
public $itemOptions = array();
public $itemTemplate;
/**
* @var string|callback the name of the view for rendering each data item, or a callback (e.g. an anonymous function)
* for rendering each data item. If it specifies a view name, the following variables will
* be available in the view:
*
* - `$item`: mixed, the data item
* - `$key`: mixed, the key value associated with the data item
* - `$index`: integer, the zero-based index of the data item in the items array returned by [[dataProvider]].
* - `$widget`: ListView, this widget instance
*
* Note that the view name is resolved into the view file by the current context of the [[view]] object.
*
* If this property is specified as a callback, it should have the following signature:
*
* ~~~
* function ($item, $key, $index, $widget)
* ~~~
*/
public $itemView;
/**
* @var string the HTML code to be displayed between any two consecutive items.
*/
public $separator = "\n";
/**
* @var array the configuration for the pager widget. By default, [[LinkPager]] will be
* used to render the pager.
* used to render the pager. You can use a different widget class by configuring the "class" element.
*/
public $pager = array();
/**
* @var array the configuration for the sorter widget. By default, [[LinkSorter]] will be
* used to render the sorter.
* used to render the sorter. You can use a different widget class by configuring the "class" element.
*/
public $sorter = array();
/**
@ -58,12 +82,12 @@ class ListView extends Widget
* - `{page}`: the page number (1-based) current being displayed
* - `{pageCount}`: the number of pages available
*/
public $summaryContent;
public $summary;
/**
* @var string the HTML content to be displayed when [[dataProvider]] does not have any data.
* If you do not want to show anything when [[dataProvider]] is empty, you may set this property with an empty string.
*/
public $emptyContent;
public $empty;
/**
* @var string the layout that determines how different sections of the list view should be organized.
* The following tokens will be replaced with the corresponding section contents:
@ -78,50 +102,36 @@ class ListView extends Widget
/**
* Initializes the view.
* This method will initialize required property values and instantiate {@link columns} objects.
*/
public function init()
{
if ($this->dataProvider === null) {
throw new InvalidConfigException('The "dataProvider" property must be set.');
}
if ($this->emptyContent === null) {
$this->emptyContent = '<div class="empty">' . Yii::t('yii', 'No results found.') . '</div>';
if ($this->empty === null) {
$this->empty = '<div class="empty">' . Yii::t('yii', 'No results found.') . '</div>';
}
}
/**
* Renders the view.
* This is the main entry of the whole view rendering.
* Child classes should mainly override {@link renderContent} method.
* Runs the widget.
*/
public function run()
{
if ($this->dataProvider->getCount() > 0) {
$tag = ArrayHelper::remove($this->options, 'tag', 'div');
echo Html::tag($tag, $this->renderContent(), $this->options);
$content = preg_replace_callback("/{\\w+}/", array($this, 'renderSection'), $this->layout);
echo Html::tag($tag, $content, $this->options);
} else {
echo $this->emptyContent;
echo $this->empty;
}
}
/**
* Renders the main content of the view.
* The content is divided into sections, such as summary, items, pager.
* Each section is rendered by a method named as "renderXyz", where "Xyz" is the section name.
* The rendering results will replace the corresponding placeholders in {@link template}.
*/
public function renderContent()
{
return preg_replace_callback("/{\\w+}/", array($this, 'renderSection'), $this->layout);
}
/**
* Renders a section.
* This method is invoked by {@link renderContent} for every placeholder found in {@link template}.
* Renders a section of the list view.
* This method is invoked for every placeholder found in [[layout]].
* It should return the rendering result that would replace the placeholder.
* @param array $matches the matches, where $matches[0] represents the whole placeholder,
* while $matches[1] contains the name of the matched placeholder.
* @param array $matches the matches, where $matches[0] represents the matching placeholder.
* @return string the rendering result of the section
*/
protected function renderSection($matches)
@ -151,13 +161,13 @@ class ListView extends Widget
}
$page = $pagination->getPage() + 1;
$pageCount = $pagination->pageCount;
if (($summaryContent = $this->summaryContent) === null) {
if (($summaryContent = $this->summary) === null) {
$summaryContent = '<div class="summary">' . Yii::t('yii', 'Total <b>1</b> result.|Showing <b>{begin}-{end}</b> of <b>{totalCount}</b> results.', $totalCount) . '</div>';
}
} else {
$begin = $page = $pageCount = 1;
$end = $totalCount = $count;
if (($summaryContent = $this->summaryContent) === null) {
if (($summaryContent = $this->summary) === null) {
$summaryContent = '<div class="summary">' . Yii::t('yii', 'Total <b>1</b> result.|Total <b>{count}</b> results.', $count) . '</div>';
}
}
@ -188,14 +198,24 @@ class ListView extends Widget
/**
* Renders a single data item.
* @param mixed $item the data item to be rendered
* @param mixed $key the key value associated with the data item
* @param integer $index the zero-based index of the data item in the item array returned by [[dataProvider]].
* @return string the rendering result
*/
public function renderItem($item, $key, $index)
{
if ($this->itemTemplate === null) {
if ($this->itemView === null) {
$content = $key;
} elseif (is_string($this->itemView)) {
$content = $this->getView()->render($this->itemView, array(
'item' => $item,
'key' => $key,
'index' => $index,
'widget' => $this,
));
} else {
$content = call_user_func($this->itemTemplate, $item, $key, $index, $this);
$content = call_user_func($this->itemView, $item, $key, $index, $this);
}
$options = $this->itemOptions;
$tag = ArrayHelper::remove($options, 'tag', 'div');

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