59 lines
2.2 KiB
JavaScript
Executable File
59 lines
2.2 KiB
JavaScript
Executable File
(function($) {
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if ($ == null) $ = jQuery;
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return $.fn.ajaxChosen = function(settings, callback) {
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var chosenXhr, defaultOptions, options, select;
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if (settings == null) settings = {};
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if (callback == null) callback = function() {};
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defaultOptions = {
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minTermLength: 3,
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afterTypeDelay: 500,
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jsonTermKey: "term"
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};
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select = this;
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chosenXhr = null;
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options = $.extend({}, defaultOptions, settings);
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this.chosen();
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return this.next('.chzn-container').find(".search-field > input, .chzn-search > input").bind('keyup', function() {
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var field, msg, val;
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val = $.trim($(this).attr('value'));
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msg = val.length < options.minTermLength ? "Keep typing..." : "Looking for '" + val + "'";
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select.next('.chzn-container').find('.no-results').text(msg);
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if (val === $(this).data('prevVal')) return false;
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$(this).data('prevVal', val);
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if (this.timer) clearTimeout(this.timer);
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if (val.length < options.minTermLength) return false;
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field = $(this);
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if (!(options.data != null)) options.data = {};
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options.data[options.jsonTermKey] = val;
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if (typeof success === "undefined" || success === null) {
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success = options.success;
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}
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options.success = function(data) {
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var items, selected_values;
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if (!(data != null)) return;
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selected_values = [];
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select.find('option').each(function() {
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if (!$(this).is(":selected")) {
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return $(this).remove();
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} else {
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return selected_values.push($(this).val() + "-" + $(this).text());
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}
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});
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items = callback(data);
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$.each(items, function(value, text) {
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if (selected_values.indexOf(value + "-" + text) === -1) {
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return $("<option />").attr('value', value).html(text).appendTo(select);
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}
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});
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select.trigger("liszt:updated");
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if (typeof success !== "undefined" && success !== null) success();
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field.attr('value', val);
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return field.css('width', 'auto');
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};
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return this.timer = setTimeout(function() {
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if (chosenXhr) chosenXhr.abort();
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return chosenXhr = $.ajax(options);
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}, options.afterTypeDelay);
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});
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};
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})($); |