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/*!

Chosen, a Select Box Enhancer for jQuery and Prototype

by Patrick Filler for Harvest, http://getharvest.com

Version 1.2.0

Full source at https://github.com/harvesthq/chosen

MIT License, https://github.com/harvesthq/chosen/blob/master/LICENSE.md

This file is generated by `grunt build`, do not edit it by hand.

(function() {

var $, AbstractChosen, Chosen, SelectParser, _ref,

__hasProp = {}.hasOwnProperty,

__extends = function(child, parent) { for (var key in parent) { if (__hasProp.call(parent, key)) child[key] = parent[key]; } function ctor() { this.constructor = child; } ctor.prototype = parent.prototype; child.prototype = new ctor(); child.__super__ = parent.prototype; return child; };

SelectParser = (function() {

function SelectParser() {

this.options_index = 0;

this.parsed = [];

}

SelectParser.prototype.add_node = function(child) {

if (child.nodeName.toUpperCase() === "OPTGROUP") {

return this.add_group(child);

} else {

return this.add_option(child);

}

};

SelectParser.prototype.add_group = function(group) {

var group_position, option, _i, _len, _ref, _results;

group_position = this.parsed.length;

this.parsed.push({

array_index: group_position,

group: true,

label: this.escapeExpression(group.label),

children: 0,

disabled: group.disabled

});

_ref = group.childNodes;

_results = [];

for (_i = 0, _len = _ref.length; _i < _len; _i++) {

option = _ref[_i];

_results.push(this.add_option(option, group_position, group.disabled));

}

return _results;

};

SelectParser.prototype.add_option = function(option, group_position, group_disabled) {

if (option.nodeName.toUpperCase() === "OPTION") {

if (option.text !== "") {

if (group_position != null) {

this.parsed[group_position].children += 1;

}

this.parsed.push({

array_index: this.parsed.length,

options_index: this.options_index,

value: option.value,

text: option.text,

html: option.innerHTML,

selected: option.selected,

disabled: group_disabled === true ? group_disabled : option.disabled,

group_array_index: group_position,

classes: option.className,

style: option.style.cssText

});

} else {

this.parsed.push({

array_index: this.parsed.length,

options_index: this.options_index,

empty: true

});

}

return this.options_index += 1;

}

};

SelectParser.prototype.escapeExpression = function(text) {

var map, unsafe_chars;

if ((text == null) || text === false) {

return "";

}

if (!/[\&\<\>\"\'\`]/.test(text)) {

return text;

}

map = {

"<": "<",

">": ">",

'"': """,

"'": "'",

"`": "`"

};

unsafe_chars = /&(?!\w+;)|[\<\>\"\'\`]/g;

return text.replace(unsafe_chars, function(chr) {

return map[chr] || "&";

});

};

return SelectParser;

})();

SelectParser.select_to_array = function(select) {

var child, parser, _i, _len, _ref;

parser = new SelectParser();

_ref = select.childNodes;

for (_i = 0, _len = _ref.length; _i < _len; _i++) {

child = _ref[_i];

parser.add_node(child);

}

return parser.parsed;

};

AbstractChosen = (function() {

function AbstractChosen(form_field, options) {

this.form_field = form_field;

this.options = options != null ? options : {};

if (!AbstractChosen.browser_is_supported()) {

return;

}

this.is_multiple = this.form_field.multiple;

this.set_default_text();

this.set_default_values();

this.setup();

this.set_up_html();

this.register_observers();

}

AbstractChosen.prototype.set_default_values = function() {

var _this = this;

this.click_test_action = function(evt) {

return _this.test_active_click(evt);

};

this.activate_action = function(evt) {

return _this.activate_field(evt);

};

this.active_field = false;

this.mouse_on_container = false;

this.results_showing = false;

this.result_highlighted = null;

this.allow_single_deselect = (this.options.allow_single_deselect != null) && (this.form_field.options[0] != null) && this.form_field.options[0].text === "" ? this.options.allow_single_deselect : false;

this.disable_search_threshold = this.options.disable_search_threshold || 0;

this.disable_search = this.options.disable_search || false;

this.enable_split_word_search = this.options.enable_split_word_search != null ? this.options.enable_split_word_search : true;

this.group_search = this.options.group_search != null ? this.options.group_search : true;

this.search_contains = this.options.search_contains || false;

this.single_backstroke_delete = this.options.single_backstroke_delete != null ? this.options.single_backstroke_delete : true;

this.max_selected_options = this.options.max_selected_options || Infinity;

this.inherit_select_classes = this.options.inherit_select_classes || false;

this.display_selected_options = this.options.display_selected_options != null ? this.options.display_selected_options : true;

return this.display_disabled_options = this.options.display_disabled_options != null ? this.options.display_disabled_options : true;

};

AbstractChosen.prototype.set_default_text = function() {

if (this.form_field.getAttribute("data-multiple_text")) {

this.default_text = this.form_field.getAttribute("data-multiple_text");

} else if (this.is_multiple) {

this.default_text = this.options.placeholder_text_multiple || this.options.placeholder_text || AbstractChosen.default_multiple_text;

} else {

this.default_text = this.options.placeholder_text_single || this.options.placeholder_text || AbstractChosen.default_single_text;

}

return this.results_none_found = this.form_field.getAttribute("data-no_results_text") || this.options.no_results_text || AbstractChosen.default_no_result_text;

};

AbstractChosen.prototype.mouse_enter = function() {

return this.mouse_on_container = true;

};

AbstractChosen.prototype.mouse_leave = function() {

return this.mouse_on_container = false;

};

AbstractChosen.prototype.input_focus = function(evt) {

var _this = this;

if (this.is_multiple) {

if (!this.active_field) {

return setTimeout((function() {

return _this.container_mousedown();

}), 50);

}

} else {

if (!this.active_field) {

return this.activate_field();

}

};

AbstractChosen.prototype.input_blur = function(evt) {

var _this = this;

if (!this.mouse_on_container) {

this.active_field = false;

return setTimeout((function() {

return _this.blur_test();

}), 100);

}

};

AbstractChosen.prototype.results_option_build = function(options) {

var content, data, _i, _len, _ref;

content = '';

_ref = this.results_data;

for (_i = 0, _len = _ref.length; _i < _len; _i++) {

data = _ref[_i];

if (data.group) {

content += this.result_add_group(data);

} else {

content += this.result_add_option(data);

}

if (options != null ? options.first : void 0) {

if (data.selected && this.is_multiple) {

this.choice_build(data);

} else if (data.selected && !this.is_multiple) {

this.single_set_selected_text(data.text);

}

return content;

};

AbstractChosen.prototype.result_add_option = function(option) {

var classes, option_el;

if (!option.search_match) {

return '';

}

if (!this.include_option_in_results(option)) {

return '';

}

classes = [];

if (!option.disabled && !(option.selected && this.is_multiple)) {

classes.push("active-result");

}

if (option.disabled && !(option.selected && this.is_multiple)) {

classes.push("disabled-result");

}

if (option.selected) {

classes.push("result-selected");

}

if (option.group_array_index != null) {

classes.push("group-option");

}

if (option.classes !== "") {

classes.push(option.classes);

}

option_el = document.createElement("li");

option_el.className = classes.join(" ");

option_el.style.cssText = option.style;

option_el.setAttribute("data-option-array-index", option.array_index);

option_el.innerHTML = option.search_text;

return this.outerHTML(option_el);

};

AbstractChosen.prototype.result_add_group = function(group) {

var group_el;

if (!(group.search_match || group.group_match)) {

return '';

}

if (!(group.active_options > 0)) {

return '';

}

group_el = document.createElement("li");

group_el.className = "group-result";

group_el.innerHTML = group.search_text;

return this.outerHTML(group_el);

};

AbstractChosen.prototype.results_update_field = function() {

this.set_default_text();

if (!this.is_multiple) {

this.results_reset_cleanup();

}

this.result_clear_highlight();

this.results_build();

if (this.results_showing) {

return this.winnow_results();

}

};

AbstractChosen.prototype.reset_single_select_options = function() {

var result, _i, _len, _ref, _results;

_ref = this.results_data;

_results = [];

for (_i = 0, _len = _ref.length; _i < _len; _i++) {

result = _ref[_i];

if (result.selected) {

_results.push(result.selected = false);

} else {

_results.push(void 0);

}

return _results;

};

AbstractChosen.prototype.results_toggle = function() {

if (this.results_showing) {

return this.results_hide();

} else {

return this.results_show();

}

};

AbstractChosen.prototype.results_search = function(evt) {

if (this.results_showing) {

return this.winnow_results();

} else {

return this.results_show();

}

};

AbstractChosen.prototype.winnow_results = function() {

var escapedSearchText, option, regex, results, results_group, searchText, startpos, text, zregex, _i, _len, _ref;

this.no_results_clear();

results = 0;

searchText = this.get_search_text();

escapedSearchText = searchText.replace(/[-[\]{}()*+?.,\\^$|#\s]/g, "\\$&");

zregex = new RegExp(escapedSearchText, 'i');

regex = this.get_search_regex(escapedSearchText);

_ref = this.results_data;

for (_i = 0, _len = _ref.length; _i < _len; _i++) {

option = _ref[_i];

option.search_match = false;

results_group = null;

if (this.include_option_in_results(option)) {

if (option.group) {

option.group_match = false;

option.active_options = 0;

}

if ((option.group_array_index != null) && this.results_data[option.group_array_index]) {

results_group = this.results_data[option.group_array_index];

if (results_group.active_options === 0 && results_group.search_match) {

results += 1;

}

results_group.active_options += 1;

}

if (!(option.group && !this.group_search)) {

option.search_text = option.group ? option.label : option.text;

option.search_match = this.search_string_match(option.search_text, regex);

if (option.search_match && !option.group) {

results += 1;

}

if (option.search_match) {

if (searchText.length) {

startpos = option.search_text.search(zregex);

text = option.search_text.substr(0, startpos + searchText.length) + '</em>' + option.search_text.substr(startpos + searchText.length);

option.search_text = text.substr(0, startpos) + '<em>' + text.substr(startpos);

}

if (results_group != null) {

results_group.group_match = true;

}

} else if ((option.group_array_index != null) && this.results_data[option.group_array_index].search_match) {

option.search_match = true;

}

this.result_clear_highlight();

if (results < 1 && searchText.length) {

this.update_results_content("");

return this.no_results(searchText);

} else {

this.update_results_content(this.results_option_build());

return this.winnow_results_set_highlight();

}

};

AbstractChosen.prototype.get_search_regex = function(escaped_search_string) {

var regex_anchor;

regex_anchor = this.search_contains ? "" : "^";

return new RegExp(regex_anchor + escaped_search_string, 'i');

};

AbstractChosen.prototype.search_string_match = function(search_string, regex) {

var part, parts, _i, _len;

if (regex.test(search_string)) {

return true;

} else if (this.enable_split_word_search && (search_string.indexOf(" ") >= 0 || search_string.indexOf("[") === 0)) {

parts = search_string.replace(/\[|\]/g, "").split(" ");

if (parts.length) {

for (_i = 0, _len = parts.length; _i < _len; _i++) {

part = parts[_i];

if (regex.test(part)) {

return true;

}

};

AbstractChosen.prototype.choices_count = function() {

var option, _i, _len, _ref;

if (this.selected_option_count != null) {

return this.selected_option_count;

}

this.selected_option_count = 0;

_ref = this.form_field.options;

for (_i = 0, _len = _ref.length; _i < _len; _i++) {

option = _ref[_i];

if (option.selected) {

this.selected_option_count += 1;

}

return this.selected_option_count;

};

AbstractChosen.prototype.choices_click = function(evt) {

evt.preventDefault();

if (!(this.results_showing || this.is_disabled)) {

return this.results_show();

}

};

AbstractChosen.prototype.keyup_checker = function(evt) {

var stroke, _ref;

stroke = (_ref = evt.which) != null ? _ref : evt.keyCode;

this.search_field_scale();

switch (stroke) {

case 8:

if (this.is_multiple && this.backstroke_length < 1 && this.choices_count() > 0) {

return this.keydown_backstroke();

} else if (!this.pending_backstroke) {

this.result_clear_highlight();

return this.results_search();

}

break;

case 13:

evt.preventDefault();

if (this.results_showing) {

return this.result_select(evt);

}

break;

case 27:

if (this.results_showing) {

this.results_hide();

}

return true;

case 9:

case 38:

case 40:

case 16:

case 91:

case 17:

break;

default:

return this.results_search();

}

};

AbstractChosen.prototype.clipboard_event_checker = function(evt) {

var _this = this;

return setTimeout((function() {

return _this.results_search();

}), 50);

};

AbstractChosen.prototype.container_width = function() {

if (this.options.width != null) {

return this.options.width;

} else {

return "" + this.form_field.offsetWidth + "px";

}

};

AbstractChosen.prototype.include_option_in_results = function(option) {

if (this.is_multiple && (!this.display_selected_options && option.selected)) {

return false;

}

if (!this.display_disabled_options && option.disabled) {

return false;

}

if (option.empty) {

return false;

}

return true;

};

AbstractChosen.prototype.search_results_touchstart = function(evt) {

this.touch_started = true;

return this.search_results_mouseover(evt);

};

AbstractChosen.prototype.search_results_touchmove = function(evt) {

this.touch_started = false;

return this.search_results_mouseout(evt);

};

AbstractChosen.prototype.search_results_touchend = function(evt) {

if (this.touch_started) {

return this.search_results_mouseup(evt);

}

};

AbstractChosen.prototype.outerHTML = function(element) {

var tmp;

if (element.outerHTML) {

return element.outerHTML;

}

tmp = document.createElement("div");

tmp.appendChild(element);

return tmp.innerHTML;

};

AbstractChosen.browser_is_supported = function() {

if (window.navigator.appName === "Microsoft Internet Explorer") {

return document.documentMode >= 8;

}

if (/iP(od|hone)/i.test(window.navigator.userAgent)) {

return false;

}

if (/Android/i.test(window.navigator.userAgent)) {

if (/Mobile/i.test(window.navigator.userAgent)) {

return false;

}

return true;

};

AbstractChosen.default_multiple_text = "Select Some Options";

AbstractChosen.default_single_text = "Select an Option";

AbstractChosen.default_no_result_text = "No results match";

return AbstractChosen;

})();

$ = jQuery;

$.fn.extend({

chosen: function(options) {

if (!AbstractChosen.browser_is_supported()) {

return this;

}

return this.each(function(input_field) {

var $this, chosen;

$this = $(this);

chosen = $this.data('chosen');

if (options === 'destroy' && chosen instanceof Chosen) {

chosen.destroy();

} else if (!(chosen instanceof Chosen)) {

$this.data('chosen', new Chosen(this, options));

}

});

}

});

Chosen = (function(_super) {

__extends(Chosen, _super);

function Chosen() {

_ref = Chosen.__super__.constructor.apply(this, arguments);

return _ref;

}

Chosen.prototype.setup = function() {

this.form_field_jq = $(this.form_field);

this.current_selectedIndex = this.form_field.selectedIndex;

return this.is_rtl = this.form_field_jq.hasClass("chosen-rtl");

};

Chosen.prototype.set_up_html = function() {

var container_classes, container_props;

container_classes = ["chosen-container"];

container_classes.push("chosen-container-" + (this.is_multiple ? "multi" : "single"));

if (this.inherit_select_classes && this.form_field.className) {

container_classes.push(this.form_field.className);

}

if (this.is_rtl) {

container_classes.push("chosen-rtl");

}

container_props = {

'class': container_classes.join(' '),

'style': "width: " + (this.container_width()) + ";",

'title': this.form_field.title

};

if (this.form_field.id.length) {

container_props.id = this.form_field.id.replace(/[^\w]/g, '_') + "_chosen";

}

this.container = $("<div />", container_props);

if (this.is_multiple) {

this.container.html('<ul class="chosen-choices"><li class="search-field"><input type="text" value="' + this.default_text + '" class="default" autocomplete="off" style="width:25px;" /></li></ul><div class="chosen-drop"><ul class="chosen-results"></ul></div>');

} else {

this.container.html('<a class="chosen-single chosen-default" tabindex="-1"><span>' + this.default_text + '</span><div><b></b></div></a><div class="chosen-drop"><div class="chosen-search"><input type="text" autocomplete="off" /></div><ul class="chosen-results"></ul></div>');

}

this.form_field_jq.hide().after(this.container);

this.dropdown = this.container.find('div.chosen-drop').first();

this.search_field = this.container.find('input').first();

this.search_results = this.container.find('ul.chosen-results').first();

this.search_field_scale();

this.search_no_results = this.container.find('li.no-results').first();

if (this.is_multiple) {

this.search_choices = this.container.find('ul.chosen-choices').first();

this.search_container = this.container.find('li.search-field').first();

} else {

this.search_container = this.container.find('div.chosen-search').first();

this.selected_item = this.container.find('.chosen-single').first();

}

this.results_build();

this.set_tab_index();

this.set_label_behavior();

return this.form_field_jq.trigger("chosen:ready", {

chosen: this

});

};

Chosen.prototype.register_observers = function() {

var _this = this;

this.container.bind('touchstart.chosen', function(evt) {

_this.container_mousedown(evt);

});

this.container.bind('touchend.chosen', function(evt) {

_this.container_mouseup(evt);

});

this.container.bind('mousedown.chosen', function(evt) {

_this.container_mousedown(evt);

});

this.container.bind('mouseup.chosen', function(evt) {

_this.container_mouseup(evt);

});

this.container.bind('mouseenter.chosen', function(evt) {

_this.mouse_enter(evt);

});

this.container.bind('mouseleave.chosen', function(evt) {

_this.mouse_leave(evt);

});

this.search_results.bind('mouseup.chosen', function(evt) {

_this.search_results_mouseup(evt);

});

this.search_results.bind('mouseover.chosen', function(evt) {

_this.search_results_mouseover(evt);

});

this.search_results.bind('mouseout.chosen', function(evt) {

_this.search_results_mouseout(evt);

});

this.search_results.bind('mousewheel.chosen DOMMouseScroll.chosen', function(evt) {

_this.search_results_mousewheel(evt);

});

this.search_results.bind('touchstart.chosen', function(evt) {

_this.search_results_touchstart(evt);

});

this.search_results.bind('touchmove.chosen', function(evt) {

_this.search_results_touchmove(evt);

});

this.search_results.bind('touchend.chosen', function(evt) {

_this.search_results_touchend(evt);

});

this.form_field_jq.bind("chosen:updated.chosen", function(evt) {

_this.results_update_field(evt);

});

this.form_field_jq.bind("chosen:activate.chosen", function(evt) {

_this.activate_field(evt);

});

this.form_field_jq.bind("chosen:open.chosen", function(evt) {

_this.container_mousedown(evt);

});

this.form_field_jq.bind("chosen:close.chosen", function(evt) {

_this.input_blur(evt);

});

this.search_field.bind('blur.chosen', function(evt) {

_this.input_blur(evt);

});

this.search_field.bind('keyup.chosen', function(evt) {

_this.keyup_checker(evt);

});

this.search_field.bind('keydown.chosen', function(evt) {

_this.keydown_checker(evt);

});

this.search_field.bind('focus.chosen', function(evt) {

_this.input_focus(evt);

});

this.search_field.bind('cut.chosen', function(evt) {

_this.clipboard_event_checker(evt);

});

this.search_field.bind('paste.chosen', function(evt) {

_this.clipboard_event_checker(evt);

});

if (this.is_multiple) {

return this.search_choices.bind('click.chosen', function(evt) {

_this.choices_click(evt);

});

} else {

return this.container.bind('click.chosen', function(evt) {

evt.preventDefault();

});

}

};

Chosen.prototype.destroy = function() {

$(this.container[0].ownerDocument).unbind("click.chosen", this.click_test_action);

if (this.search_field[0].tabIndex) {

this.form_field_jq[0].tabIndex = this.search_field[0].tabIndex;

}

this.container.remove();

this.form_field_jq.removeData('chosen');

return this.form_field_jq.show();

};

Chosen.prototype.search_field_disabled = function() {

this.is_disabled = this.form_field_jq[0].disabled;

if (this.is_disabled) {

this.container.addClass('chosen-disabled');

this.search_field[0].disabled = true;

if (!this.is_multiple) {

this.selected_item.unbind("focus.chosen", this.activate_action);

}

return this.close_field();

} else {

this.container.removeClass('chosen-disabled');

this.search_field[0].disabled = false;

if (!this.is_multiple) {

return this.selected_item.bind("focus.chosen", this.activate_action);

}

};

Chosen.prototype.container_mousedown = function(evt) {

if (!this.is_disabled) {

if (evt && evt.type === "mousedown" && !this.results_showing) {

evt.preventDefault();

}

if (!((evt != null) && ($(evt.target)).hasClass("search-choice-close"))) {

if (!this.active_field) {

if (this.is_multiple) {

this.search_field.val("");

}

$(this.container[0].ownerDocument).bind('click.chosen', this.click_test_action);

this.results_show();

} else if (!this.is_multiple && evt && (($(evt.target)[0] === this.selected_item[0]) || $(evt.target).parents("a.chosen-single").length)) {

evt.preventDefault();

this.results_toggle();

}

return this.activate_field();

}

};

Chosen.prototype.container_mouseup = function(evt) {

if (evt.target.nodeName === "ABBR" && !this.is_disabled) {

return this.results_reset(evt);

}

};

Chosen.prototype.search_results_mousewheel = function(evt) {

var delta;

if (evt.originalEvent) {

delta = evt.originalEvent.deltaY || -evt.originalEvent.wheelDelta || evt.originalEvent.detail;

}

if (delta != null) {

evt.preventDefault();

if (evt.type === 'DOMMouseScroll') {

delta = delta * 40;

}

return this.search_results.scrollTop(delta + this.search_results.scrollTop());

}

};

Chosen.prototype.blur_test = function(evt) {

if (!this.active_field && this.container.hasClass("chosen-container-active")) {

return this.close_field();

}

};

Chosen.prototype.close_field = function() {

$(this.container[0].ownerDocument).unbind("click.chosen", this.click_test_action);

this.active_field = false;

this.results_hide();

this.container.removeClass("chosen-container-active");

this.clear_backstroke();

this.show_search_field_default();

return this.search_field_scale();

};

Chosen.prototype.activate_field = function() {

this.container.addClass("chosen-container-active");

this.active_field = true;

this.search_field.val(this.search_field.val());

return this.search_field.focus();

};

Chosen.prototype.test_active_click = function(evt) {

var active_container;

active_container = $(evt.target).closest('.chosen-container');

if (active_container.length && this.container[0] === active_container[0]) {

return this.active_field = true;

} else {

return this.close_field();

}

};

Chosen.prototype.results_build = function() {

this.parsing = true;

this.selected_option_count = null;

this.results_data = SelectParser.select_to_array(this.form_field);

if (this.is_multiple) {

this.search_choices.find("li.search-choice").remove();

} else if (!this.is_multiple) {

this.single_set_selected_text();

if (this.disable_search || this.form_field.options.length <= this.disable_search_threshold) {

this.search_field[0].readOnly = true;

this.container.addClass("chosen-container-single-nosearch");

} else {

this.search_field[0].readOnly = false;

this.container.removeClass("chosen-container-single-nosearch");

}

this.update_results_content(this.results_option_build({

first: true

}));

this.search_field_disabled();

this.show_search_field_default();

this.search_field_scale();

return this.parsing = false;

};

Chosen.prototype.result_do_highlight = function(el) {

var high_bottom, high_top, maxHeight, visible_bottom, visible_top;

if (el.length) {

this.result_clear_highlight();

this.result_highlight = el;

this.result_highlight.addClass("highlighted");

maxHeight = parseInt(this.search_results.css("maxHeight"), 10);

visible_top = this.search_results.scrollTop();

visible_bottom = maxHeight + visible_top;

high_top = this.result_highlight.position().top + this.search_results.scrollTop();

high_bottom = high_top + this.result_highlight.outerHeight();

if (high_bottom >= visible_bottom) {

return this.search_results.scrollTop((high_bottom - maxHeight) > 0 ? high_bottom - maxHeight : 0);

} else if (high_top < visible_top) {

return this.search_results.scrollTop(high_top);

}

};

Chosen.prototype.result_clear_highlight = function() {

if (this.result_highlight) {

this.result_highlight.removeClass("highlighted");

}

return this.result_highlight = null;

};

Chosen.prototype.results_show = function() {

if (this.is_multiple && this.max_selected_options <= this.choices_count()) {

this.form_field_jq.trigger("chosen:maxselected", {

chosen: this

});

return false;

}

this.container.addClass("chosen-with-drop");

this.results_showing = true;

this.search_field.focus();

this.search_field.val(this.search_field.val());

this.winnow_results();

return this.form_field_jq.trigger("chosen:showing_dropdown", {

chosen: this

});

};

Chosen.prototype.update_results_content = function(content) {

return this.search_results.html(content);

};

Chosen.prototype.results_hide = function() {

if (this.results_showing) {

this.result_clear_highlight();

this.container.removeClass("chosen-with-drop");

this.form_field_jq.trigger("chosen:hiding_dropdown", {

chosen: this

});

}

return this.results_showing = false;

};

Chosen.prototype.set_tab_index = function(el) {

var ti;

if (this.form_field.tabIndex) {

ti = this.form_field.tabIndex;

this.form_field.tabIndex = -1;

return this.search_field[0].tabIndex = ti;

}

};

Chosen.prototype.set_label_behavior = function() {

var _this = this;

this.form_field_label = this.form_field_jq.parents("label");

if (!this.form_field_label.length && this.form_field.id.length) {

this.form_field_label = $("label[for='" + this.form_field.id + "']");

}

if (this.form_field_label.length > 0) {

return this.form_field_label.bind('click.chosen', function(evt) {

if (_this.is_multiple) {

return _this.container_mousedown(evt);

} else {

return _this.activate_field();

}

});

}

};

Chosen.prototype.show_search_field_default = function() {

if (this.is_multiple && this.choices_count() < 1 && !this.active_field) {

this.search_field.val(this.default_text);

return this.search_field.addClass("default");

} else {

this.search_field.val("");

return this.search_field.removeClass("default");

}

};

Chosen.prototype.search_results_mouseup = function(evt) {

var target;

target = $(evt.target).hasClass("active-result") ? $(evt.target) : $(evt.target).parents(".active-result").first();

if (target.length) {

this.result_highlight = target;

this.result_select(evt);

return this.search_field.focus();

}

};

Chosen.prototype.search_results_mouseover = function(evt) {

var target;

target = $(evt.target).hasClass("active-result") ? $(evt.target) : $(evt.target).parents(".active-result").first();

if (target) {

return this.result_do_highlight(target);

}

};

Chosen.prototype.search_results_mouseout = function(evt) {

if ($(evt.target).hasClass("active-result" || $(evt.target).parents('.active-result').first())) {

return this.result_clear_highlight();

}

};

Chosen.prototype.choice_build = function(item) {

var choice, close_link,

_this = this;

choice = $('<li />', {

"class": "search-choice"

}).html("<span>" + item.html + "</span>");

if (item.disabled) {

choice.addClass('search-choice-disabled');

} else {

close_link = $('<a />', {

"class": 'search-choice-close',

'data-option-array-index': item.array_index

});

close_link.bind('click.chosen', function(evt) {

return _this.choice_destroy_link_click(evt);

});

choice.append(close_link);

}

return this.search_container.before(choice);

};

Chosen.prototype.choice_destroy_link_click = function(evt) {

evt.preventDefault();

evt.stopPropagation();

if (!this.is_disabled) {

return this.choice_destroy($(evt.target));

}

};

Chosen.prototype.choice_destroy = function(link) {

if (this.result_deselect(link[0].getAttribute("data-option-array-index"))) {

this.show_search_field_default();

if (this.is_multiple && this.choices_count() > 0 && this.search_field.val().length < 1) {

this.results_hide();

}

link.parents('li').first().remove();

return this.search_field_scale();

}

};

Chosen.prototype.results_reset = function() {

this.reset_single_select_options();

this.form_field.options[0].selected = true;

this.single_set_selected_text();

this.show_search_field_default();

this.results_reset_cleanup();

this.form_field_jq.trigger("change");

if (this.active_field) {

return this.results_hide();

}

};

Chosen.prototype.results_reset_cleanup = function() {

this.current_selectedIndex = this.form_field.selectedIndex;

return this.selected_item.find("abbr").remove();

};

Chosen.prototype.result_select = function(evt) {

var high, item;

if (this.result_highlight) {

high = this.result_highlight;

this.result_clear_highlight();

if (this.is_multiple && this.max_selected_options <= this.choices_count()) {

this.form_field_jq.trigger("chosen:maxselected", {

chosen: this

});

return false;

}

if (this.is_multiple) {

high.removeClass("active-result");

} else {

this.reset_single_select_options();

}

item = this.results_data[high[0].getAttribute("data-option-array-index")];

item.selected = true;

this.form_field.options[item.options_index].selected = true;

this.selected_option_count = null;

if (this.is_multiple) {

this.choice_build(item);

} else {

this.single_set_selected_text(item.text);

}

if (!((evt.metaKey || evt.ctrlKey) && this.is_multiple)) {

this.results_hide();

}

this.search_field.val("");

if (this.is_multiple || this.form_field.selectedIndex !== this.current_selectedIndex) {

this.form_field_jq.trigger("change", {

'selected': this.form_field.options[item.options_index].value

});

}

this.current_selectedIndex = this.form_field.selectedIndex;

return this.search_field_scale();

}

};

Chosen.prototype.single_set_selected_text = function(text) {

if (text == null) {

text = this.default_text;

}

if (text === this.default_text) {

this.selected_item.addClass("chosen-default");

} else {

this.single_deselect_control_build();

this.selected_item.removeClass("chosen-default");

}

return this.selected_item.find("span").text(text);

};

Chosen.prototype.result_deselect = function(pos) {

var result_data;

result_data = this.results_data[pos];

if (!this.form_field.options[result_data.options_index].disabled) {

result_data.selected = false;

this.form_field.options[result_data.options_index].selected = false;

this.selected_option_count = null;

this.result_clear_highlight();

if (this.results_showing) {

this.winnow_results();

}

this.form_field_jq.trigger("change", {

deselected: this.form_field.options[result_data.options_index].value

});

this.search_field_scale();

return true;

} else {

return false;

}

};

Chosen.prototype.single_deselect_control_build = function() {

if (!this.allow_single_deselect) {

return;

}

if (!this.selected_item.find("abbr").length) {

this.selected_item.find("span").first().after("<abbr class=\"search-choice-close\"></abbr>");

}

return this.selected_item.addClass("chosen-single-with-deselect");

};

Chosen.prototype.get_search_text = function() {

if (this.search_field.val() === this.default_text) {

return "";

} else {

return $('<div/>').text($.trim(this.search_field.val())).html();

}

};

Chosen.prototype.winnow_results_set_highlight = function() {

var do_high, selected_results;

selected_results = !this.is_multiple ? this.search_results.find(".result-selected.active-result") : [];

do_high = selected_results.length ? selected_results.first() : this.search_results.find(".active-result").first();

if (do_high != null) {

return this.result_do_highlight(do_high);

}

};

Chosen.prototype.no_results = function(terms) {

var no_results_html;

no_results_html = $('<li class="no-results">' + this.results_none_found + ' "<span></span>"</li>');

no_results_html.find("span").first().html(terms);

this.search_results.append(no_results_html);

return this.form_field_jq.trigger("chosen:no_results", {

chosen: this

});

};

Chosen.prototype.no_results_clear = function() {

return this.search_results.find(".no-results").remove();

};

Chosen.prototype.keydown_arrow = function() {

var next_sib;

if (this.results_showing && this.result_highlight) {

next_sib = this.result_highlight.nextAll("li.active-result").first();

if (next_sib) {

return this.result_do_highlight(next_sib);

}

} else {

return this.results_show();

}

};

Chosen.prototype.keyup_arrow = function() {

var prev_sibs;

if (!this.results_showing && !this.is_multiple) {

return this.results_show();

} else if (this.result_highlight) {

prev_sibs = this.result_highlight.prevAll("li.active-result");

if (prev_sibs.length) {

return this.result_do_highlight(prev_sibs.first());

} else {

if (this.choices_count() > 0) {

this.results_hide();

}

return this.result_clear_highlight();

}

};

Chosen.prototype.keydown_backstroke = function() {

var next_available_destroy;

if (this.pending_backstroke) {

this.choice_destroy(this.pending_backstroke.find("a").first());

return this.clear_backstroke();

} else {

next_available_destroy = this.search_container.siblings("li.search-choice").last();

if (next_available_destroy.length && !next_available_destroy.hasClass("search-choice-disabled")) {

this.pending_backstroke = next_available_destroy;

if (this.single_backstroke_delete) {

return this.keydown_backstroke();

} else {

return this.pending_backstroke.addClass("search-choice-focus");

}

};

Chosen.prototype.clear_backstroke = function() {

if (this.pending_backstroke) {

this.pending_backstroke.removeClass("search-choice-focus");

}

return this.pending_backstroke = null;

};

Chosen.prototype.keydown_checker = function(evt) {

var stroke, _ref1;

stroke = (_ref1 = evt.which) != null ? _ref1 : evt.keyCode;

this.search_field_scale();

if (stroke !== 8 && this.pending_backstroke) {

this.clear_backstroke();

}

switch (stroke) {

case 8:

this.backstroke_length = this.search_field.val().length;

break;

case 9:

if (this.results_showing && !this.is_multiple) {

this.result_select(evt);

}

this.mouse_on_container = false;

break;

case 13:

if (this.results_showing) {

evt.preventDefault();

}

break;

case 32:

if (this.disable_search) {

evt.preventDefault();

}

break;

case 38:

evt.preventDefault();

this.keyup_arrow();

break;

case 40:

evt.preventDefault();

this.keydown_arrow();

break;

}

};

Chosen.prototype.search_field_scale = function() {

var div, f_width, h, style, style_block, styles, w, _i, _len;

if (this.is_multiple) {

h = 0;

w = 0;

style_block = "position:absolute; left: -1000px; top: -1000px; display:none;";

styles = ['font-size', 'font-style', 'font-weight', 'font-family', 'line-height', 'text-transform', 'letter-spacing'];

for (_i = 0, _len = styles.length; _i < _len; _i++) {

style = styles[_i];

style_block += style + ":" + this.search_field.css(style) + ";";

}

div = $('<div />', {

'style': style_block

});

div.text(this.search_field.val());

$('body').append(div);

w = div.width() + 25;

div.remove();

f_width = this.container.outerWidth();

if (w > f_width - 10) {

w = f_width - 10;

}

return this.search_field.css({

'width': w + 'px'

});

}

};

return Chosen;

})(AbstractChosen);

}).call(this);