Class yii\jui\Droppable

All Classes | Properties | Methods
Inheritanceyii\jui\Droppable » yii\jui\Widget » yii\base\Widget
Available since extension's version2.0
Source Code https://github.com/yiisoft/yii2-jui/blob/master/Droppable.php

Droppable renders an droppable jQuery UI widget.

For example:

Droppable::begin([
    'clientOptions' => ['accept' => '.special'],
]);

echo 'Droppable body here...';

Droppable::end();

See also http://api.jqueryui.com/droppable/.

Public Properties

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Property Type Description Defined By
$clientEvents array The event handlers for the underlying jQuery UI widget. yii\jui\Widget
$clientOptions array The options for the underlying jQuery UI widget. yii\jui\Widget
$options array The HTML attributes for the widget container tag. yii\jui\Widget

Protected Properties

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Property Type Description Defined By
$clientEventMap array Event names mapped to what should be specified in .on(). yii\jui\Droppable

Public Methods

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Method Description Defined By
init() Initializes the widget. yii\jui\Droppable
run() Renders the widget. yii\jui\Droppable

Protected Methods

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Method Description Defined By
registerClientEvents() Registers a specific jQuery UI widget events yii\jui\Widget
registerClientOptions() Registers a specific jQuery UI widget options yii\jui\Widget
registerWidget() Registers a specific jQuery UI widget asset bundle, initializes it with client options and registers related events yii\jui\Widget

Property Details

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$clientEventMap protected property

Event names mapped to what should be specified in .on(). If empty, it is assumed that event passed to clientEvents is prefixed with widget name.

protected array $clientEventMap = [
    'activate' => 'dropactivate',
    'create' => 'dropcreate',
    'deactivate' => 'dropdeactivate',
    'drop' => 'drop',
    'out' => 'dropout',
    'over' => 'dropover',
]

Method Details

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init() public method

Initializes the widget.

public void init ( )

                public function init()
{
    parent::init();
    echo Html::beginTag('div', $this->options) . "\n";
}
registerClientEvents() protected method

Defined in: yii\jui\Widget::registerClientEvents()

Registers a specific jQuery UI widget events

protected void registerClientEvents ( $name, $id )
$name string

The name of the jQuery UI widget
$id string

The ID of the widget

 

                protected function registerClientEvents($name, $id)
{
    if (!empty($this->clientEvents)) {
        $js = [];
        foreach ($this->clientEvents as $event => $handler) {
            if (isset($this->clientEventMap[$event])) {
                $eventName = $this->clientEventMap[$event];
            } else {
                $eventName = strtolower($name . $event);
            }
            $js[] = "jQuery('#$id').on('$eventName', $handler);";
        }
        $this->getView()->registerJs(implode("\n", $js));
    }
}
registerClientOptions() protected method

Defined in: yii\jui\Widget::registerClientOptions()

Registers a specific jQuery UI widget options

protected void registerClientOptions ( $name, $id )
$name string

The name of the jQuery UI widget
$id string

The ID of the widget

 

                protected function registerClientOptions($name, $id)
{
    if ($this->clientOptions !== false) {
        $options = empty($this->clientOptions) ? '' : Json::htmlEncode($this->clientOptions);
        $js = "jQuery('#$id').$name($options);";
        $this->getView()->registerJs($js);
    }
}
registerWidget() protected method

Defined in: yii\jui\Widget::registerWidget()

Registers a specific jQuery UI widget asset bundle, initializes it with client options and registers related events

protected void registerWidget ( $name, $id = null )
$name string

The name of the jQuery UI widget
$id string

The ID of the widget. If null, it will use the id value of $options.

 

                protected function registerWidget($name, $id = null)
{
    if ($id === null) {
        $id = $this->options['id'];
    }
    JuiAsset::register($this->getView());
    $this->registerClientEvents($name, $id);
    $this->registerClientOptions($name, $id);
}
run() public method

Renders the widget.

public void run ( )

                public function run()
{
    echo Html::endTag('div') . "\n";
    $this->registerWidget('droppable');
}