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chosen.jquery.js
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chosen.jquery.js
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// Chosen, a Select Box Enhancer for jQuery and Protoype
// by Patrick Filler for Harvest, http://getharvest.com
//
// Version 0.9.8
// Full source at https://github.com/harvesthq/chosen
// Copyright (c) 2011 Harvest http://getharvest.com
// MIT License, https://github.com/harvesthq/chosen/blob/master/LICENSE.md
// This file is generated by `cake build`, do not edit it by hand.
(function() {
var SelectParser;
SelectParser = (function() {
function SelectParser() {
this.options_index = 0;
this.parsed = [];
}
SelectParser.prototype.add_node = function(child) {
if (child.nodeName === "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: 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 === "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;
}
};
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;
};
this.SelectParser = SelectParser;
}).call(this);
/*
Chosen source: generate output using 'cake build'
Copyright (c) 2011 by Harvest
*/
(function() {
var AbstractChosen, root;
root = this;
AbstractChosen = (function() {
function AbstractChosen(form_field, options) {
this.form_field = form_field;
this.options = options != null ? options : {};
this.set_default_values();
this.is_multiple = this.form_field.multiple;
this.set_default_text();
this.setup();
this.set_up_html();
this.register_observers();
this.finish_setup();
}
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.result_single_selected = 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.search_contains = this.options.search_contains || false;
this.choices = 0;
this.single_backstroke_delete = this.options.single_backstroke_delete || false;
return this.max_selected_options = this.options.max_selected_options || Infinity;
};
AbstractChosen.prototype.set_default_text = function() {
if (this.form_field.getAttribute("data-placeholder")) {
this.default_text = this.form_field.getAttribute("data-placeholder");
} else if (this.is_multiple) {
this.default_text = this.options.placeholder_text_multiple || this.options.placeholder_text || "Select Some Options";
} else {
this.default_text = this.options.placeholder_text_single || this.options.placeholder_text || "Select an Option";
}
return this.results_none_found = this.form_field.getAttribute("data-no_results_text") || this.options.no_results_text || "No results match";
};
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.active_field) {
return setTimeout((function() {
return _this.container_mousedown();
}), 50);
}
};
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.result_add_option = function(option) {
var classes, style;
if (!option.disabled) {
option.dom_id = this.container_id + "_o_" + option.array_index;
classes = option.selected && this.is_multiple ? [] : ["active-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);
}
style = option.style.cssText !== "" ? " style=\"" + option.style + "\"" : "";
return '<li id="' + option.dom_id + '" class="' + classes.join(' ') + '"' + style + '>' + option.html + '</li>';
} else {
return "";
}
};
AbstractChosen.prototype.results_update_field = function() {
if (!this.is_multiple) {
this.results_reset_cleanup();
}
this.result_clear_highlight();
this.result_single_selected = null;
return this.results_build();
};
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.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 > 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.generate_field_id = function() {
var new_id;
new_id = this.generate_random_id();
this.form_field.id = new_id;
return new_id;
};
AbstractChosen.prototype.generate_random_char = function() {
var chars, newchar, rand;
chars = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
rand = Math.floor(Math.random() * chars.length);
return newchar = chars.substring(rand, rand + 1);
};
return AbstractChosen;
})();
root.AbstractChosen = AbstractChosen;
}).call(this);
/*
Chosen source: generate output using 'cake build'
Copyright (c) 2011 by Harvest
*/
(function() {
var $, Chosen, get_side_border_padding, root,
__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; };
root = this;
$ = jQuery;
$.fn.extend({
chosen: function(options) {
if ($.browser.msie && ($.browser.version === "6.0" || $.browser.version === "7.0")) {
return this;
}
return this.each(function(input_field) {
var $this;
$this = $(this);
if (!$this.hasClass("chzn-done")) {
return $this.data('chosen', new Chosen(this, options));
}
});
}
});
Chosen = (function(_super) {
__extends(Chosen, _super);
function Chosen() {
return Chosen.__super__.constructor.apply(this, arguments);
}
Chosen.prototype.setup = function() {
this.form_field_jq = $(this.form_field);
this.current_value = this.form_field_jq.val();
return this.is_rtl = this.form_field_jq.hasClass("chzn-rtl");
};
Chosen.prototype.finish_setup = function() {
return this.form_field_jq.addClass("chzn-done");
};
Chosen.prototype.set_up_html = function() {
var container_div, dd_top, dd_width, sf_width;
this.container_id = this.form_field.id.length ? this.form_field.id.replace(/[^\w]/g, '_') : this.generate_field_id();
this.container_id += "_chzn";
this.f_width = this.form_field_jq.outerWidth();
container_div = $("<div />", {
id: this.container_id,
"class": "chzn-container" + (this.is_rtl ? ' chzn-rtl' : ''),
style: 'width: ' + this.f_width + 'px;'
});
if (this.is_multiple) {
container_div.html('<ul class="chzn-choices"><li class="search-field"><input type="text" value="' + this.default_text + '" class="default" autocomplete="off" style="width:25px;" /></li></ul><div class="chzn-drop" style="left:-9000px;"><ul class="chzn-results"></ul></div>');
} else {
container_div.html('<a href="javascript:void(0)" class="chzn-single chzn-default"><span>' + this.default_text + '</span><div><b></b></div></a><div class="chzn-drop" style="left:-9000px;"><div class="chzn-search"><input type="text" autocomplete="off" /></div><ul class="chzn-results"></ul></div>');
}
this.form_field_jq.hide().after(container_div);
this.container = $('#' + this.container_id);
this.container.addClass("chzn-container-" + (this.is_multiple ? "multi" : "single"));
this.dropdown = this.container.find('div.chzn-drop').first();
dd_top = this.container.height();
dd_width = this.f_width - get_side_border_padding(this.dropdown);
this.dropdown.css({
"width": dd_width + "px",
"top": dd_top + "px"
});
this.search_field = this.container.find('input').first();
this.search_results = this.container.find('ul.chzn-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.chzn-choices').first();
this.search_container = this.container.find('li.search-field').first();
} else {
this.search_container = this.container.find('div.chzn-search').first();
this.selected_item = this.container.find('.chzn-single').first();
sf_width = dd_width - get_side_border_padding(this.search_container) - get_side_border_padding(this.search_field);
this.search_field.css({
"width": sf_width + "px"
});
}
this.results_build();
this.set_tab_index();
return this.form_field_jq.trigger("liszt:ready", {
chosen: this
});
};
Chosen.prototype.register_observers = function() {
var _this = this;
this.container.mousedown(function(evt) {
return _this.container_mousedown(evt);
});
this.container.mouseup(function(evt) {
return _this.container_mouseup(evt);
});
this.container.mouseenter(function(evt) {
return _this.mouse_enter(evt);
});
this.container.mouseleave(function(evt) {
return _this.mouse_leave(evt);
});
this.search_results.mouseup(function(evt) {
return _this.search_results_mouseup(evt);
});
this.search_results.mouseover(function(evt) {
return _this.search_results_mouseover(evt);
});
this.search_results.mouseout(function(evt) {
return _this.search_results_mouseout(evt);
});
this.form_field_jq.bind("liszt:updated", function(evt) {
return _this.results_update_field(evt);
});
this.search_field.blur(function(evt) {
return _this.input_blur(evt);
});
this.search_field.keyup(function(evt) {
return _this.keyup_checker(evt);
});
this.search_field.keydown(function(evt) {
return _this.keydown_checker(evt);
});
if (this.is_multiple) {
this.search_choices.click(function(evt) {
return _this.choices_click(evt);
});
return this.search_field.focus(function(evt) {
return _this.input_focus(evt);
});
} else {
return this.container.click(function(evt) {
return evt.preventDefault();
});
}
};
Chosen.prototype.search_field_disabled = function() {
this.is_disabled = this.form_field_jq[0].disabled;
if (this.is_disabled) {
this.container.addClass('chzn-disabled');
this.search_field[0].disabled = true;
if (!this.is_multiple) {
this.selected_item.unbind("focus", this.activate_action);
}
return this.close_field();
} else {
this.container.removeClass('chzn-disabled');
this.search_field[0].disabled = false;
if (!this.is_multiple) {
return this.selected_item.bind("focus", this.activate_action);
}
}
};
Chosen.prototype.container_mousedown = function(evt) {
var target_closelink;
if (!this.is_disabled) {
target_closelink = evt != null ? ($(evt.target)).hasClass("search-choice-close") : false;
if (evt && evt.type === "mousedown" && !this.results_showing) {
evt.stopPropagation();
}
if (!this.pending_destroy_click && !target_closelink) {
if (!this.active_field) {
if (this.is_multiple) {
this.search_field.val("");
}
$(document).click(this.click_test_action);
this.results_show();
} else if (!this.is_multiple && evt && (($(evt.target)[0] === this.selected_item[0]) || $(evt.target).parents("a.chzn-single").length)) {
evt.preventDefault();
this.results_toggle();
}
return this.activate_field();
} else {
return this.pending_destroy_click = false;
}
}
};
Chosen.prototype.container_mouseup = function(evt) {
if (evt.target.nodeName === "ABBR" && !this.is_disabled) {
return this.results_reset(evt);
}
};
Chosen.prototype.blur_test = function(evt) {
if (!this.active_field && this.container.hasClass("chzn-container-active")) {
return this.close_field();
}
};
Chosen.prototype.close_field = function() {
$(document).unbind("click", this.click_test_action);
if (!this.is_multiple) {
this.selected_item.attr("tabindex", this.search_field.attr("tabindex"));
this.search_field.attr("tabindex", -1);
}
this.active_field = false;
this.results_hide();
this.container.removeClass("chzn-container-active");
this.winnow_results_clear();
this.clear_backstroke();
this.show_search_field_default();
return this.search_field_scale();
};
Chosen.prototype.activate_field = function() {
if (!this.is_multiple && !this.active_field) {
this.search_field.attr("tabindex", this.selected_item.attr("tabindex"));
this.selected_item.attr("tabindex", -1);
}
this.container.addClass("chzn-container-active");
this.active_field = true;
this.search_field.val(this.search_field.val());
return this.search_field.focus();
};
Chosen.prototype.test_active_click = function(evt) {
if ($(evt.target).parents('#' + this.container_id).length) {
return this.active_field = true;
} else {
return this.close_field();
}
};
Chosen.prototype.results_build = function() {
var content, data, _i, _len, _ref;
this.parsing = true;
this.results_data = root.SelectParser.select_to_array(this.form_field);
if (this.is_multiple && this.choices > 0) {
this.search_choices.find("li.search-choice").remove();
this.choices = 0;
} else if (!this.is_multiple) {
this.selected_item.addClass("chzn-default").find("span").text(this.default_text);
if (this.form_field.options.length <= this.disable_search_threshold || this.disable_search === true) {
this.container.addClass("chzn-container-single-nosearch");
} else {
this.container.removeClass("chzn-container-single-nosearch");
}
}
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 if (!data.empty) {
content += this.result_add_option(data);
if (data.selected && this.is_multiple) {
this.choice_build(data);
} else if (data.selected && !this.is_multiple) {
this.selected_item.removeClass("chzn-default").find("span").text(data.text);
if (this.allow_single_deselect) {
this.single_deselect_control_build();
}
}
}
}
this.search_field_disabled();
this.show_search_field_default();
this.search_field_scale();
this.search_results.html(content);
return this.parsing = false;
};
Chosen.prototype.result_add_group = function(group) {
if (!group.disabled) {
group.dom_id = this.container_id + "_g_" + group.array_index;
return '<li id="' + group.dom_id + '" class="group-result">' + $("<div />").text(group.label).html() + '</li>';
} else {
return "";
}
};
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() {
var dd_top;
if (!this.is_multiple) {
this.selected_item.addClass("chzn-single-with-drop");
if (this.result_single_selected) {
this.result_do_highlight(this.result_single_selected);
}
} else if (this.max_selected_options <= this.choices) {
this.form_field_jq.trigger("liszt:maxselected", {
chosen: this
});
return false;
}
dd_top = this.is_multiple ? this.container.height() : this.container.height() - 1;
this.form_field_jq.trigger("liszt:showing_dropdown", {
chosen: this
});
this.dropdown.css({
"top": dd_top + "px",
"left": 0
});
this.results_showing = true;
this.search_field.focus();
this.search_field.val(this.search_field.val());
return this.winnow_results();
};
Chosen.prototype.results_hide = function() {
if (!this.is_multiple) {
this.selected_item.removeClass("chzn-single-with-drop");
}
this.result_clear_highlight();
this.form_field_jq.trigger("liszt:hiding_dropdown", {
chosen: this
});
this.dropdown.css({
"left": "-9000px"
});
return this.results_showing = false;
};
Chosen.prototype.set_tab_index = function(el) {
var ti;
if (this.form_field_jq.attr("tabindex")) {
ti = this.form_field_jq.attr("tabindex");
this.form_field_jq.attr("tabindex", -1);
if (this.is_multiple) {
return this.search_field.attr("tabindex", ti);
} else {
this.selected_item.attr("tabindex", ti);
return this.search_field.attr("tabindex", -1);
}
}
};
Chosen.prototype.show_search_field_default = function() {
if (this.is_multiple && this.choices < 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;
return this.result_select(evt);
}
};
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" || $(evt.target).parents('.active-result').first())) {
return this.result_clear_highlight();
}
};
Chosen.prototype.choices_click = function(evt) {
evt.preventDefault();
if (this.active_field && !($(evt.target).hasClass("search-choice" || $(evt.target).parents('.search-choice').first)) && !this.results_showing) {
return this.results_show();
}
};
Chosen.prototype.choice_build = function(item) {
var choice_id, link,
_this = this;
if (this.is_multiple && this.max_selected_options <= this.choices) {
this.form_field_jq.trigger("liszt:maxselected", {
chosen: this
});
return false;
}
choice_id = this.container_id + "_c_" + item.array_index;
this.choices += 1;
this.search_container.before('<li class="search-choice" id="' + choice_id + '"><span>' + item.html + '</span><a href="javascript:void(0)" class="search-choice-close" rel="' + item.array_index + '"></a></li>');
link = $('#' + choice_id).find("a").first();
return link.click(function(evt) {
return _this.choice_destroy_link_click(evt);
});
};
Chosen.prototype.choice_destroy_link_click = function(evt) {
evt.preventDefault();
if (!this.is_disabled) {
this.pending_destroy_click = true;
return this.choice_destroy($(evt.target));
} else {
return evt.stopPropagation;
}
};
Chosen.prototype.choice_destroy = function(link) {
this.choices -= 1;
this.show_search_field_default();
if (this.is_multiple && this.choices > 0 && this.search_field.val().length < 1) {
this.results_hide();
}
this.result_deselect(link.attr("rel"));
return link.parents('li').first().remove();
};
Chosen.prototype.results_reset = function() {
this.form_field.options[0].selected = true;
this.selected_item.find("span").text(this.default_text);
if (!this.is_multiple) {
this.selected_item.addClass("chzn-default");
}
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() {
return this.selected_item.find("abbr").remove();
};
Chosen.prototype.result_select = function(evt) {
var high, high_id, item, position;
if (this.result_highlight) {
high = this.result_highlight;
high_id = high.attr("id");
this.result_clear_highlight();
if (this.is_multiple) {
this.result_deactivate(high);
} else {
this.search_results.find(".result-selected").removeClass("result-selected");
this.result_single_selected = high;
this.selected_item.removeClass("chzn-default");
}
high.addClass("result-selected");
position = high_id.substr(high_id.lastIndexOf("_") + 1);
item = this.results_data[position];
item.selected = true;
this.form_field.options[item.options_index].selected = true;
if (this.is_multiple) {
this.choice_build(item);
} else {
this.selected_item.find("span").first().text(item.text);
if (this.allow_single_deselect) {
this.single_deselect_control_build();
}
}
if (!(evt.metaKey && this.is_multiple)) {
this.results_hide();
}
this.search_field.val("");
if (this.is_multiple || this.form_field_jq.val() !== this.current_value) {
this.form_field_jq.trigger("change", {
'selected': this.form_field.options[item.options_index].value
});
}
this.current_value = this.form_field_jq.val();
return this.search_field_scale();
}
};
Chosen.prototype.result_activate = function(el) {
return el.addClass("active-result");
};
Chosen.prototype.result_deactivate = function(el) {
return el.removeClass("active-result");
};
Chosen.prototype.result_deselect = function(pos) {
var result, result_data;
result_data = this.results_data[pos];
result_data.selected = false;
this.form_field.options[result_data.options_index].selected = false;
result = $("#" + this.container_id + "_o_" + pos);
result.removeClass("result-selected").addClass("active-result").show();
this.result_clear_highlight();
this.winnow_results();
this.form_field_jq.trigger("change", {
deselected: this.form_field.options[result_data.options_index].value
});
return this.search_field_scale();
};
Chosen.prototype.single_deselect_control_build = function() {
if (this.allow_single_deselect && this.selected_item.find("abbr").length < 1) {
return this.selected_item.find("span").first().after("<abbr class=\"search-choice-close\"></abbr>");
}
};
Chosen.prototype.winnow_results = function() {
var found, option, part, parts, regex, regexAnchor, result, result_id, results, searchText, startpos, text, zregex, _i, _j, _len, _len1, _ref;
this.no_results_clear();
results = 0;
searchText = this.search_field.val() === this.default_text ? "" : $('<div/>').text($.trim(this.search_field.val())).html();
regexAnchor = this.search_contains ? "" : "^";
regex = new RegExp(regexAnchor + searchText.replace(/[-[\]{}()*+?.,\\^$|#\s]/g, "\\$&"), 'i');
zregex = new RegExp(searchText.replace(/[-[\]{}()*+?.,\\^$|#\s]/g, "\\$&"), 'i');
_ref = this.results_data;
for (_i = 0, _len = _ref.length; _i < _len; _i++) {
option = _ref[_i];
if (!option.disabled && !option.empty) {
if (option.group) {
$('#' + option.dom_id).css('display', 'none');
} else if (!(this.is_multiple && option.selected)) {
found = false;
result_id = option.dom_id;
result = $("#" + result_id);
if (regex.test(option.html)) {
found = true;
results += 1;
} else if (option.html.indexOf(" ") >= 0 || option.html.indexOf("[") === 0) {
parts = option.html.replace(/\[|\]/g, "").split(" ");
if (parts.length) {
for (_j = 0, _len1 = parts.length; _j < _len1; _j++) {
part = parts[_j];
if (regex.test(part)) {
found = true;
results += 1;
}
}
}
}
if (found) {
if (searchText.length) {
startpos = option.html.search(zregex);
text = option.html.substr(0, startpos + searchText.length) + '</em>' + option.html.substr(startpos + searchText.length);
text = text.substr(0, startpos) + '<em>' + text.substr(startpos);
} else {
text = option.html;
}
result.html(text);
this.result_activate(result);
if (option.group_array_index != null) {
$("#" + this.results_data[option.group_array_index].dom_id).css('display', 'list-item');
}
} else {
if (this.result_highlight && result_id === this.result_highlight.attr('id')) {
this.result_clear_highlight();
}
this.result_deactivate(result);
}
}
}
}
if (results < 1 && searchText.length) {
return this.no_results(searchText);
} else {
return this.winnow_results_set_highlight();
}
};
Chosen.prototype.winnow_results_clear = function() {
var li, lis, _i, _len, _results;
this.search_field.val("");
lis = this.search_results.find("li");
_results = [];
for (_i = 0, _len = lis.length; _i < _len; _i++) {
li = lis[_i];
li = $(li);
if (li.hasClass("group-result")) {
_results.push(li.css('display', 'auto'));
} else if (!this.is_multiple || !li.hasClass("result-selected")) {
_results.push(this.result_activate(li));
} else {
_results.push(void 0);
}
}
return _results;
};
Chosen.prototype.winnow_results_set_highlight = function() {
var do_high, selected_results;
if (!this.result_highlight) {
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 = $('<li class="no-results">' + this.results_none_found + ' "<span></span>"</li>');
no_results_html.find("span").first().html(terms);
return this.search_results.append(no_results_html);
};
Chosen.prototype.no_results_clear = function() {
return this.search_results.find(".no-results").remove();
};
Chosen.prototype.keydown_arrow = function() {
var first_active, next_sib;
if (!this.result_highlight) {
first_active = this.search_results.find("li.active-result").first();
if (first_active) {
this.result_do_highlight($(first_active));
}
} else if (this.results_showing) {
next_sib = this.result_highlight.nextAll("li.active-result").first();
if (next_sib) {
this.result_do_highlight(next_sib);
}
}
if (!this.results_showing) {
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 > 0) {
this.results_hide();
}
return this.result_clear_highlight();
}
}
};
Chosen.prototype.keydown_backstroke = function() {
if (this.pending_backstroke) {
this.choice_destroy(this.pending_backstroke.find("a").first());
return this.clear_backstroke();
} else {
this.pending_backstroke = this.search_container.siblings("li.search-choice").last();
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, _ref;
stroke = (_ref = evt.which) != null ? _ref : 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:
evt.preventDefault();
break;
case 38:
evt.preventDefault();
this.keyup_arrow();
break;
case 40:
this.keydown_arrow();
break;
}
};