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Autocomplete: Refactored code for array filtering into $.ui.autocompl…

…ete.filter, used by remote-with-cache and modified multiple-demo (now with local data); added multiple-remote to also show multiple with remote data
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jzaefferer committed Apr 16, 2010
1 parent cddf2a4 commit dbc9addfae0c9a2aee2d4a1833b2b1d3ba83f8de
@@ -18,6 +18,7 @@ <h4>Examples</h4>
<li><a href="xml.html">XML data parsed once</a></li>
<li><a href="categories.html">Categories</a></li>
<li><a href="multiple.html">Multiple values</a></li>
<li><a href="multiple.html">Multiple, remote</a></li>
</ul>
</div>
</body>
@@ -0,0 +1,75 @@
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<title>jQuery UI Autocomplete multiple demo</title>
<link type="text/css" href="../../themes/base/jquery.ui.all.css" rel="stylesheet" />
<script type="text/javascript" src="../../jquery-1.4.2.js"></script>
<script type="text/javascript" src="../../ui/jquery.ui.core.js"></script>
<script type="text/javascript" src="../../ui/jquery.ui.widget.js"></script>
<script type="text/javascript" src="../../ui/jquery.ui.position.js"></script>
<script type="text/javascript" src="../../ui/jquery.ui.autocomplete.js"></script>
<link type="text/css" href="../demos.css" rel="stylesheet" />
<script type="text/javascript">
$(function() {
function split(val) {
return val.split(/,\s*/);
}
function extractLast(term) {
return split(term).pop();
}

$("#birds").autocomplete({
source: function(request, response) {
$.getJSON("search.php", {
term: extractLast(request.term)
}, response);
},
search: function() {
// custom minLength
var term = extractLast(this.value);
if (term.length < 2) {
return false;
}
},
focus: function() {
// prevent value inserted on focus
return false;
},
select: function(event, ui) {
var terms = split( this.value );
// remove the current input
terms.pop();
// add the selected item
terms.push( ui.item.value );
// add placeholder to get the comma-and-space at the end
terms.push("");
this.value = terms.join(", ");
return false;
}
});
});
</script>
</head>
<body>

<div class="demo">

<div class="ui-widget">
<label for="birds">Birds: </label>
<input id="birds" size="50" />
</div>

</div><!-- End demo -->

<div class="demo-description">
<p>
Usage: Enter at least two characters to get bird name suggestions. Select a value to continue adding more names.
</p>
<p>
This is an example showing how to use the source-option along with some events to enable autocompleting multiple values into a single field.
</p>
</div><!-- End demo-description -->

</body>
</html>
@@ -12,25 +12,19 @@
<link type="text/css" href="../demos.css" rel="stylesheet" />
<script type="text/javascript">
$(function() {
var availableTags = ["c++", "java", "php", "coldfusion", "javascript", "asp", "ruby", "python", "c", "scala", "groovy", "haskell", "perl"];
function split(val) {
return val.split(/,\s*/);
}
function extractLast(term) {
return split(term).pop();
}

$("#birds").autocomplete({
$("#tags").autocomplete({
minLength: 0,
source: function(request, response) {
$.getJSON("search.php", {
term: extractLast(request.term)
}, response);
},
search: function() {
// custom minLength
var term = extractLast(this.value);
if (term.length < 2) {
return false;
}
// delegate back to autocomplete, but extract the last term
response($.ui.autocomplete.filter(availableTags, extractLast(request.term)));
},
focus: function() {
// prevent value inserted on focus
@@ -56,15 +50,15 @@
<div class="demo">

<div class="ui-widget">
<label for="birds">Birds: </label>
<input id="birds" size="50" />
<label for="tags">Tag programming languages: </label>
<input id="tags" size="50" />
</div>

</div><!-- End demo -->

<div class="demo-description">
<p>
Usage: Enter at least two characters to get bird name suggestions. Select a value to continue adding more names.
Usage: Type something, eg. "j" to see suggestions for tagging with programming languages. Select a value, then continue typing to add more.
</p>
<p>
This is an example showing how to use the source-option along with some events to enable autocompleting multiple values into a single field.
@@ -22,12 +22,11 @@
source: function(request, response) {
if (cache.term == request.term && cache.content) {
response(cache.content);
return;
}
if (new RegExp(cache.term).test(request.term) && cache.content && cache.content.length < 13) {
var matcher = new RegExp($.ui.autocomplete.escapeRegex(request.term), "i");
response($.grep(cache.content, function(value) {
return matcher.test(value.value)
}));
response($.ui.autocomplete.filter(cache.content, request.term));
return;
}
$.ajax({
url: "search.php",
@@ -166,11 +166,7 @@ $.widget( "ui.autocomplete", {
if ( $.isArray(this.options.source) ) {
array = this.options.source;
this.source = function( request, response ) {
// escape regex characters
var matcher = new RegExp( $.ui.autocomplete.escapeRegex(request.term), "i" );
response( $.grep( array, function(value) {
return matcher.test( value.label || value.value || value );
}) );
response( $.ui.autocomplete.filter(array, request.term) );
};
} else if ( typeof this.options.source === "string" ) {
url = this.options.source;
@@ -308,6 +304,12 @@ $.widget( "ui.autocomplete", {
$.extend( $.ui.autocomplete, {
escapeRegex: function( value ) {
return value.replace( /([\^\$\(\)\[\]\{\}\*\.\+\?\|\\])/gi, "\\$1" );
},
filter: function(array, term) {
var matcher = new RegExp( $.ui.autocomplete.escapeRegex(term), "i" );
return $.grep( array, function(value) {
return matcher.test( value.label || value.value || value );
});
}
});

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