PHP | <?php // // Example MultiW - Alex Tingle - f56a1539d

<?php

//
// Example MultiWidget. Use this as a template for your own.
//

class ExampleMultiWidget extends MultiWidget
{
  function ExampleMultiWidget()
  {
    $this->MultiWidget(
        'example-multi', // id_base
        'ExampleMulti', // name
        array('description'=>__('Widget which allows multiple instances'))
      );
  }


  // Echo the actual widget content. Subclasses should over-ride this function
  // to generate their widget code.
  function widget($args,$instance)
  {
    extract($args,EXTR_SKIP);
    echo $before_widget;
    echo   $before_title . $instance['title'] . $after_title;
    echo   $instance['content'];
    echo $after_widget;
  }


  // Update a particular instance.
  // This function should check that $new_instance is set correctly.
  // The newly calculated value of $instance should be returned.
  function control_update($new_instance, $old_instance)
  {
    if( !isset($new_instance['title']) ) // user clicked cancel
        return false;
    $instance = $old_instance;
    $instance['title'] = wp_specialchars( $new_instance['title'] );
    $instance['content'] = wp_specialchars( $new_instance['content'] );
    return $instance;
  }


  // Echo a control form for the current instance.
  // The form has inputs with names like widget-ID_BASE[$number][FIELD_NAME]
  // so that all data for that instance of the widget are stored in one
  // $_POST variable: $_POST['widget-ID_BASE'][$number]
  function control_form($instance)
  {
?>
    <p>

     <label for="<?php echo $this->get_field_id('title') ?>">
      <?php _e('Title:'); ?>
      <input class="widefat" id="<?php echo $this->get_field_id('title') ?>"
       name="<?php echo $this->get_field_name('title') ?>" type="text"
       value="<?php echo htmlspecialchars($instance['title'],ENT_QUOTES) ?>" />
     </label>

     <label for="<?php echo $this->get_field_id('content') ?>">
      <?php _e('Content:'); ?>
      <input class="widefat" id="<?php echo $this->get_field_id('content') ?>"
       name="<?php echo $this->get_field_name('content') ?>" type="text"
       value="<?php echo htmlspecialchars($instance['content'],ENT_QUOTES) ?>" />
     </label>

     <input type="hidden" id="<?php echo $this->get_field_id('submit') ?>"
      name="<?php echo $this->get_field_name('submit') ?>" value="1" />

    </p>
<?php
  }

} // end class ExampleMultiWidget


// Finally create an object for the widget-type and register it.
$example_multi = new ExampleMultiWidget();
add_action( 'widgets_init', array($example_multi,'register') );

?>