includes/htmlform/HTMLComboboxField.php

   1 <?php
   2
   3 /**
   4  * A combo box field.
   5  *
   6  * You can think of it as a dropdown select with the ability to add custom options,
   7  * or as a text field with input suggestions (autocompletion).
   8  *
   9  * When JavaScript is not supported or enabled, it uses HTML5 `<datalist>` element.
  10  *
  11  * Besides the parameters recognized by HTMLTextField, the following are
  12  * recognized:
  13  *   options-messages - As for HTMLSelectField
  14  *   options - As for HTMLSelectField
  15  *   options-message - As for HTMLSelectField
  16  */
  17 class HTMLComboboxField extends HTMLTextField {
  18         // FIXME Ewww, this shouldn't be adding any attributes not requested in $list :(
  19         public function getAttributes( array $list ) {
  20                 $attribs = [
  21                         'type' => 'text',
  22                         'list' => $this->mName . '-datalist',
  23                 ] + parent::getAttributes( $list );
  24
  25                 return $attribs;
  26         }
  27
  28         function getInputHTML( $value ) {
  29                 $datalist = new XmlSelect( false, $this->mName . '-datalist' );
  30                 $datalist->setTagName( 'datalist' );
  31                 $datalist->addOptions( $this->getOptions() );
  32
  33                 return parent::getInputHTML( $value ) . $datalist->getHTML();
  34         }
  35
  36         function getInputOOUI( $value ) {
  37                 $disabled = false;
  38                 $allowedParams = [ 'tabindex' ];
  39                 $attribs = OOUI\Element::configFromHtmlAttributes(
  40                         $this->getAttributes( $allowedParams )
  41                 );
  42
  43                 if ( $this->mClass !== '' ) {
  44                         $attribs['classes'] = [ $this->mClass ];
  45                 }
  46
  47                 if ( !empty( $this->mParams['disabled'] ) ) {
  48                         $disabled = true;
  49                 }
  50
  51                 return new OOUI\ComboBoxInputWidget( [
  52                         'name' => $this->mName,
  53                         'id' => $this->mID,
  54                         'options' => $this->getOptionsOOUI(),
  55                         'value' => strval( $value ),
  56                         'disabled' => $disabled,
  57                 ] + $attribs );
  58         }
  59 }