Misha_White,
вариант с data-url
два селекта, один с data-url, ввести несуществующее значение в оба, чтоб увидеть разницу
строки 54 и 266
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>jQuery UI Autocomplete - Combobox</title>
<link rel="stylesheet" href="https://code.jquery.com/ui/1.12.1/themes/base/jquery-ui.css">
<style>
.custom-combobox {
position: relative;
display: inline-block;
}
.custom-combobox-toggle {
position: absolute;
top: 0;
bottom: 0;
margin-left: -1px;
padding: 0;
}
.custom-combobox-input {
margin: 0;
padding: 5px 10px;
}
</style>
<script src="https://code.jquery.com/jquery-1.12.4.js"></script>
<script src="https://code.jquery.com/ui/1.12.1/jquery-ui.js"></script>
<script>
$(function() {
$.widget("custom.combobox", {
_create: function() {
this.wrapper = $("<span>")
.addClass("custom-combobox")
.insertAfter(this.element);
this.url = this.element.data("url");
this.element.hide();
this._createAutocomplete();
this._createShowAllButton();
},
_createAutocomplete: function() {
var selected = this.element.children(":selected"),
value = selected.val() ? selected.text() : "";
this.input = $("<input>")
.appendTo(this.wrapper)
.val(value)
.attr("title", "")
.addClass("custom-combobox-input ui-widget ui-widget-content ui-state-default ui-corner-left")
.autocomplete({
delay: 0,
minLength: 0,
source: $.proxy(this, "_source")
})
.tooltip({
classes: {
"ui-tooltip": "ui-state-highlight"
}
});
this._on(this.input, {
autocompleteselect: function(event, ui) {
ui.item.option.selected = true;
this._trigger("select", event, {
item: ui.item.option
});
},
autocompletechange: "_removeIfInvalid"
});
},
_createShowAllButton: function() {
var input = this.input,
wasOpen = false;
$("<a>")
.attr("tabIndex", -1)
.attr("title", "Show All Items")
.tooltip()
.appendTo(this.wrapper)
.button({
icons: {
primary: "ui-icon-triangle-1-s"
},
text: false
})
.removeClass("ui-corner-all")
.addClass("custom-combobox-toggle ui-corner-right")
.on("mousedown", function() {
wasOpen = input.autocomplete("widget").is(":visible");
})
.on("click", function() {
input.trigger("focus");
// Close if already visible
if (wasOpen) {
return;
}
// Pass empty string as value to search for, displaying all results
input.autocomplete("search", "");
});
},
_source: function(request, response) {
var matcher = new RegExp($.ui.autocomplete.escapeRegex(request.term), "i");
response(this.element.children("option").map(function() {
var text = $(this).text();
if (this.value && (!request.term || matcher.test(text)))
return {
label: text,
value: text,
option: this
};
}));
},
_removeIfInvalid: function(event, ui) {
// Selected an item, nothing to do
if (ui.item) {
return;
}
console.log(this.url)
// Search for a match (case-insensitive)
var value = this.input.val(),
valueLowerCase = value.toLowerCase(),
valid = false;
this.element.children("option").each(function() {
if ($(this).text().toLowerCase() === valueLowerCase) {
this.selected = valid = true;
return false;
}
});
// Found a match, nothing to do
if (valid) {
return;
}
if (this.url) {
alert("$.ajax(this.url)");
}
// Remove invalid value
this.input
.val("")
.attr("title", value + " didn't match any item")
.tooltip("open");
this.element.val("");
this._delay(function() {
this.input.tooltip("close").attr("title", "");
}, 2500);
this.input.autocomplete("instance").term = "";
},
_destroy: function() {
this.wrapper.remove();
this.element.show();
}
});
$(".combobox").combobox();
});
</script>
</head>
<body>
<div class="ui-widget">
<label>Your preferred programming language:</label> <select class="combobox test" data-url=
"http">
<option value="">
Select one...
</option>
<option value="ActionScript">
ActionScript
</option>
<option value="AppleScript">
AppleScript
</option>
<option value="Asp">
Asp
</option>
<option value="BASIC">
BASIC
</option>
<option value="C">
C
</option>
<option value="C++">
C++
</option>
<option value="Clojure">
Clojure
</option>
<option value="COBOL">
COBOL
</option>
<option value="ColdFusion">
ColdFusion
</option>
<option value="Erlang">
Erlang
</option>
<option value="Fortran">
Fortran
</option>
<option value="Groovy">
Groovy
</option>
<option value="Haskell">
Haskell
</option>
<option value="Java">
Java
</option>
<option value="JavaScript">
JavaScript
</option>
<option value="Lisp">
Lisp
</option>
<option value="Perl">
Perl
</option>
<option value="PHP">
PHP
</option>
<option value="Python">
Python
</option>
<option value="Ruby">
Ruby
</option>
<option value="Scala">
Scala
</option>
<option value="Scheme">
Scheme
</option>
</select>
</div>
<div class="ui-widget">
<label>Your preferred programming language:</label> <select class="combobox">
<option value="">
Select one...
</option>
<option value="ActionScript">
ActionScript
</option>
<option value="AppleScript">
AppleScript
</option>
<option value="Asp">
Asp
</option>
<option value="BASIC">
BASIC
</option>
<option value="C">
C
</option>
<option value="C++">
C++
</option>
<option value="Clojure">
Clojure
</option>
<option value="COBOL">
COBOL
</option>
<option value="ColdFusion">
ColdFusion
</option>
<option value="Erlang">
Erlang
</option>
<option value="Fortran">
Fortran
</option>
<option value="Groovy">
Groovy
</option>
<option value="Haskell">
Haskell
</option>
<option value="Java">
Java
</option>
<option value="JavaScript">
JavaScript
</option>
<option value="Lisp">
Lisp
</option>
<option value="Perl">
Perl
</option>
<option value="PHP">
PHP
</option>
<option value="Python">
Python
</option>
<option value="Ruby">
Ruby
</option>
<option value="Scala">
Scala
</option>
<option value="Scheme">
Scheme
</option>
</select>
</div>
</body>
</html>
