Source for file autocomplete.php
Documentation is available at autocomplete.php
/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */
* HTML class for an autocomplete element
* LICENSE: This source file is subject to version 3.01 of the PHP license
* that is available through the world-wide-web at the following URI:
* http://www.php.net/license/3_01.txt If you did not receive a copy of
* the PHP License and are unable to obtain it through the web, please
* send a note to license@php.net so we can mail you a copy immediately.
* @package HTML_QuickForm
* @author Matteo Di Giovinazzo <matteodg@infinito.it>
* @copyright 2001-2011 The PHP Group
* @license http://www.php.net/license/3_01.txt PHP License 3.01
* @version CVS: $Id: autocomplete.php 317587 2011-10-01 07:55:53Z avb $
* @link http://pear.php.net/package/HTML_QuickForm
* HTML class for a text field
require_once 'HTML/QuickForm/text.php';
* HTML class for an autocomplete element
* Creates an HTML input text element that
* at every keypressed javascript event checks in an array of options
* if there's a match and autocompletes the text in case of match.
* For the JavaScript code thanks to Martin Honnen and Nicholas C. Zakas
* See {@link http://www.faqts.com/knowledge_base/view.phtml/aid/13562} and
* {@link http://www.sitepoint.com/article/1220}
* $autocomplete =& $form->addElement('autocomplete', 'fruit', 'Favourite fruit:');
* $options = array("Apple", "Orange", "Pear", "Strawberry");
* $autocomplete->setOptions($options);
* @package HTML_QuickForm
* @author Matteo Di Giovinazzo <matteodg@infinito.it>
* @version Release: 3.2.13
* Options for the autocomplete input text element
* "One-time" javascript (containing functions), see bug #4611
* @param string $elementName (optional)Input field name attribute
* @param string $elementLabel (optional)Input field label in form
* @param array $options (optional)Autocomplete options
* @param mixed $attributes (optional)Either a typical HTML attribute string
* or an associative array. Date format is passed along the attributes.
$this->_persistantFreeze = true;
$this->_type = 'autocomplete';
* Sets the options for the autocomplete input text element
* @param array $options Array of options for the autocomplete input text element
* Returns Html for the autocomplete input text element
// prevent problems with grouped elements
$this->updateAttributes (array (
'onkeypress' => 'return window.autocomplete(this, event, ' . $arrayName . ');'
if ($this->_flagFrozen) {
$js = "<script type=\"text/javascript\">\n//<![CDATA[\n";
if (!defined('HTML_QUICKFORM_AUTOCOMPLETE_EXISTS')) {
/* begin javascript for autocomplete */
function setSelectionRange(input, selectionStart, selectionEnd) {
if (input.setSelectionRange) {
input.setSelectionRange(selectionStart, selectionEnd);
else if (input.createTextRange) {
var range = input.createTextRange();
range.moveEnd("character", selectionEnd);
range.moveStart("character", selectionStart);
function setCaretToPosition(input, position) {
setSelectionRange(input, position, position);
function replaceSelection (input, replaceString) {
var len = replaceString.length;
if (input.setSelectionRange) {
var selectionStart = input.selectionStart;
var selectionEnd = input.selectionEnd;
input.value = input.value.substring(0, selectionStart) + replaceString + input.value.substring(selectionEnd);
input.selectionStart = selectionStart + len;
input.selectionEnd = selectionStart + len;
else if (document.selection) {
var range = document.selection.createRange();
var saved_range = range.duplicate();
if (range.parentElement() == input) {
range.text = replaceString;
range.moveEnd("character", saved_range.selectionStart + len);
range.moveStart("character", saved_range.selectionStart + len);
function autocompleteMatch (text, values) {
for (var i = 0; i < values.length; i++) {
if (values[i].toUpperCase().indexOf(text.toUpperCase()) == 0) {
function autocomplete(textbox, event, values) {
if (textbox.setSelectionRange || textbox.createTextRange) {
var c = String.fromCharCode(
(event.charCode == undefined) ? event.keyCode : event.charCode
replaceSelection(textbox, c);
sMatch = autocompleteMatch(textbox.value, values);
var len = textbox.value.length;
setSelectionRange(textbox, len, textbox.value.length);
/* end javascript for autocomplete */
define('HTML_QUICKFORM_AUTOCOMPLETE_EXISTS', true );
$js .= 'var ' . $arrayName . " = new Array();\n";
for ($i = 0; $i < count($this->_options); $i++ ) {
$js .= $arrayName . '[' . $i . "] = '" . strtr($this->_options[$i], $jsEscape) . "';\n";
$js .= "//]]>\n</script>";
return $js . parent ::toHtml ();
} // end class HTML_QuickForm_autocomplete
Documentation generated on Sat, 01 Oct 2011 09:00:07 +0000 by phpDocumentor 1.4.3. PEAR Logo Copyright © PHP Group 2004.
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