/*!
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Chosen, a Select Box Enhancer for jQuery and Prototype
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by Patrick Filler for Harvest, http://getharvest.com
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Version 1.1.0
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Full source at https://github.com/harvesthq/chosen
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Copyright (c) 2011 Harvest http://getharvest.com
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MIT License, https://github.com/harvesthq/chosen/blob/master/LICENSE.md
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This file is generated by `grunt build`, do not edit it by hand.
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*/
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(function() {
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var $, AbstractChosen, Chosen, SelectParser, _ref,
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__hasProp = {}.hasOwnProperty,
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__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; };
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SelectParser = (function() {
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function SelectParser() {
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this.options_index = 0;
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this.parsed = [];
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}
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SelectParser.prototype.add_node = function(child) {
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if (child.nodeName.toUpperCase() === "OPTGROUP") {
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return this.add_group(child);
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} else {
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return this.add_option(child);
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}
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};
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SelectParser.prototype.add_group = function(group) {
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var group_position, option, _i, _len, _ref, _results;
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group_position = this.parsed.length;
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this.parsed.push({
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array_index: group_position,
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group: true,
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label: this.escapeExpression(group.label),
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children: 0,
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disabled: group.disabled
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});
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_ref = group.childNodes;
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_results = [];
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for (_i = 0, _len = _ref.length; _i < _len; _i++) {
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option = _ref[_i];
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_results.push(this.add_option(option, group_position, group.disabled));
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}
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return _results;
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};
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SelectParser.prototype.add_option = function(option, group_position, group_disabled) {
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if (option.nodeName.toUpperCase() === "OPTION") {
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if (option.text !== "") {
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if (group_position != null) {
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this.parsed[group_position].children += 1;
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}
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this.parsed.push({
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array_index: this.parsed.length,
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options_index: this.options_index,
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value: option.value,
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text: option.text,
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html: option.innerHTML,
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selected: option.selected,
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disabled: group_disabled === true ? group_disabled : option.disabled,
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group_array_index: group_position,
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classes: option.className,
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style: option.style.cssText
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});
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} else {
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this.parsed.push({
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array_index: this.parsed.length,
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options_index: this.options_index,
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empty: true
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});
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}
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return this.options_index += 1;
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}
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};
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SelectParser.prototype.escapeExpression = function(text) {
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var map, unsafe_chars;
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if ((text == null) || text === false) {
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return "";
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}
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if (!/[\&\<\>\"\'\`]/.test(text)) {
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return text;
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}
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map = {
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"<": "<",
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">": ">",
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'"': """,
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"'": "'",
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"`": "`"
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};
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unsafe_chars = /&(?!\w+;)|[\<\>\"\'\`]/g;
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return text.replace(unsafe_chars, function(chr) {
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return map[chr] || "&";
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});
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};
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return SelectParser;
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})();
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SelectParser.select_to_array = function(select) {
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var child, parser, _i, _len, _ref;
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parser = new SelectParser();
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_ref = select.childNodes;
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for (_i = 0, _len = _ref.length; _i < _len; _i++) {
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child = _ref[_i];
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parser.add_node(child);
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}
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return parser.parsed;
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};
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AbstractChosen = (function() {
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function AbstractChosen(form_field, options) {
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this.form_field = form_field;
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this.options = options != null ? options : {};
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if (!AbstractChosen.browser_is_supported()) {
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return;
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}
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this.is_multiple = this.form_field.multiple;
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this.set_default_text();
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this.set_default_values();
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this.setup();
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this.set_up_html();
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this.register_observers();
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}
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AbstractChosen.prototype.set_default_values = function() {
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var _this = this;
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this.click_test_action = function(evt) {
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return _this.test_active_click(evt);
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};
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this.activate_action = function(evt) {
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return _this.activate_field(evt);
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};
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this.active_field = false;
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this.mouse_on_container = false;
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this.results_showing = false;
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this.result_highlighted = null;
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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;
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this.disable_search_threshold = this.options.disable_search_threshold || 0;
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this.disable_search = this.options.disable_search || false;
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this.enable_split_word_search = this.options.enable_split_word_search != null ? this.options.enable_split_word_search : true;
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this.group_search = this.options.group_search != null ? this.options.group_search : true;
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this.search_contains = this.options.search_contains || false;
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this.single_backstroke_delete = this.options.single_backstroke_delete != null ? this.options.single_backstroke_delete : true;
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this.max_selected_options = this.options.max_selected_options || Infinity;
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this.inherit_select_classes = this.options.inherit_select_classes || false;
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this.display_selected_options = this.options.display_selected_options != null ? this.options.display_selected_options : true;
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return this.display_disabled_options = this.options.display_disabled_options != null ? this.options.display_disabled_options : true;
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};
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AbstractChosen.prototype.set_default_text = function() {
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if (this.form_field.getAttribute("data-placeholder")) {
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this.default_text = this.form_field.getAttribute("data-placeholder");
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} else if (this.is_multiple) {
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this.default_text = this.options.placeholder_text_multiple || this.options.placeholder_text || AbstractChosen.default_multiple_text;
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} else {
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this.default_text = this.options.placeholder_text_single || this.options.placeholder_text || AbstractChosen.default_single_text;
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}
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return this.results_none_found = this.form_field.getAttribute("data-no_results_text") || this.options.no_results_text || AbstractChosen.default_no_result_text;
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};
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AbstractChosen.prototype.mouse_enter = function() {
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return this.mouse_on_container = true;
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};
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AbstractChosen.prototype.mouse_leave = function() {
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return this.mouse_on_container = false;
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};
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AbstractChosen.prototype.input_focus = function(evt) {
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var _this = this;
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if (this.is_multiple) {
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if (!this.active_field) {
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return setTimeout((function() {
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return _this.container_mousedown();
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}), 50);
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}
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} else {
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if (!this.active_field) {
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return this.activate_field();
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}
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}
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};
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AbstractChosen.prototype.input_blur = function(evt) {
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var _this = this;
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if (!this.mouse_on_container) {
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this.active_field = false;
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return setTimeout((function() {
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return _this.blur_test();
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}), 100);
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}
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};
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AbstractChosen.prototype.results_option_build = function(options) {
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var content, data, _i, _len, _ref;
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content = '';
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_ref = this.results_data;
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for (_i = 0, _len = _ref.length; _i < _len; _i++) {
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data = _ref[_i];
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if (data.group) {
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content += this.result_add_group(data);
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} else {
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content += this.result_add_option(data);
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}
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if (options != null ? options.first : void 0) {
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if (data.selected && this.is_multiple) {
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this.choice_build(data);
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} else if (data.selected && !this.is_multiple) {
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this.single_set_selected_text(data.text);
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}
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}
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}
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return content;
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};
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AbstractChosen.prototype.result_add_option = function(option) {
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var classes, option_el;
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if (!option.search_match) {
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return '';
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}
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if (!this.include_option_in_results(option)) {
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return '';
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}
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classes = [];
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if (!option.disabled && !(option.selected && this.is_multiple)) {
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classes.push("active-result");
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}
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if (option.disabled && !(option.selected && this.is_multiple)) {
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classes.push("disabled-result");
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}
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if (option.selected) {
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classes.push("result-selected");
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}
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if (option.group_array_index != null) {
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classes.push("group-option");
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}
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if (option.classes !== "") {
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classes.push(option.classes);
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}
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option_el = document.createElement("li");
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option_el.className = classes.join(" ");
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option_el.style.cssText = option.style;
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option_el.setAttribute("data-option-array-index", option.array_index);
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option_el.innerHTML = option.search_text;
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return this.outerHTML(option_el);
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};
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AbstractChosen.prototype.result_add_group = function(group) {
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var group_el;
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if (!(group.search_match || group.group_match)) {
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return '';
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}
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if (!(group.active_options > 0)) {
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return '';
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}
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group_el = document.createElement("li");
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group_el.className = "group-result";
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group_el.innerHTML = group.search_text;
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return this.outerHTML(group_el);
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};
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AbstractChosen.prototype.results_update_field = function() {
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this.set_default_text();
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if (!this.is_multiple) {
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this.results_reset_cleanup();
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}
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this.result_clear_highlight();
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this.results_build();
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if (this.results_showing) {
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return this.winnow_results();
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}
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};
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AbstractChosen.prototype.reset_single_select_options = function() {
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var result, _i, _len, _ref, _results;
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_ref = this.results_data;
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_results = [];
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for (_i = 0, _len = _ref.length; _i < _len; _i++) {
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result = _ref[_i];
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if (result.selected) {
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_results.push(result.selected = false);
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} else {
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_results.push(void 0);
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}
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}
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return _results;
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};
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AbstractChosen.prototype.results_toggle = function() {
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if (this.results_showing) {
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return this.results_hide();
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} else {
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return this.results_show();
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}
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};
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AbstractChosen.prototype.results_search = function(evt) {
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if (this.results_showing) {
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return this.winnow_results();
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} else {
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return this.results_show();
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}
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};
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AbstractChosen.prototype.winnow_results = function() {
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var escapedSearchText, option, regex, regexAnchor, results, results_group, searchText, startpos, text, zregex, _i, _len, _ref;
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this.no_results_clear();
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results = 0;
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searchText = this.get_search_text();
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escapedSearchText = searchText.replace(/[-[\]{}()*+?.,\\^$|#\s]/g, "\\$&");
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regexAnchor = this.search_contains ? "" : "^";
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regex = new RegExp(regexAnchor + escapedSearchText, 'i');
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zregex = new RegExp(escapedSearchText, 'i');
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_ref = this.results_data;
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for (_i = 0, _len = _ref.length; _i < _len; _i++) {
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option = _ref[_i];
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option.search_match = false;
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results_group = null;
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if (this.include_option_in_results(option)) {
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if (option.group) {
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option.group_match = false;
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option.active_options = 0;
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}
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if ((option.group_array_index != null) && this.results_data[option.group_array_index]) {
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results_group = this.results_data[option.group_array_index];
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if (results_group.active_options === 0 && results_group.search_match) {
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results += 1;
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}
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results_group.active_options += 1;
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}
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if (!(option.group && !this.group_search)) {
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option.search_text = option.group ? option.label : option.html;
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option.search_match = this.search_string_match(option.search_text, regex);
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if (option.search_match && !option.group) {
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results += 1;
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}
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if (option.search_match) {
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if (searchText.length) {
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startpos = option.search_text.search(zregex);
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text = option.search_text.substr(0, startpos + searchText.length) + '</em>' + option.search_text.substr(startpos + searchText.length);
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option.search_text = text.substr(0, startpos) + '<em>' + text.substr(startpos);
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}
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if (results_group != null) {
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results_group.group_match = true;
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}
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} else if ((option.group_array_index != null) && this.results_data[option.group_array_index].search_match) {
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option.search_match = true;
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}
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}
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}
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}
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this.result_clear_highlight();
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if (results < 1 && searchText.length) {
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this.update_results_content("");
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return this.no_results(searchText);
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} else {
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this.update_results_content(this.results_option_build());
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return this.winnow_results_set_highlight();
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}
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};
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AbstractChosen.prototype.search_string_match = function(search_string, regex) {
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var part, parts, _i, _len;
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if (regex.test(search_string)) {
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return true;
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} else if (this.enable_split_word_search && (search_string.indexOf(" ") >= 0 || search_string.indexOf("[") === 0)) {
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parts = search_string.replace(/\[|\]/g, "").split(" ");
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if (parts.length) {
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for (_i = 0, _len = parts.length; _i < _len; _i++) {
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part = parts[_i];
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if (regex.test(part)) {
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return true;
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}
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}
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}
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}
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};
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AbstractChosen.prototype.choices_count = function() {
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var option, _i, _len, _ref;
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if (this.selected_option_count != null) {
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return this.selected_option_count;
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}
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this.selected_option_count = 0;
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_ref = this.form_field.options;
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for (_i = 0, _len = _ref.length; _i < _len; _i++) {
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option = _ref[_i];
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if (option.selected) {
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this.selected_option_count += 1;
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}
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}
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return this.selected_option_count;
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};
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AbstractChosen.prototype.choices_click = function(evt) {
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evt.preventDefault();
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if (!(this.results_showing || this.is_disabled)) {
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return this.results_show();
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}
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};
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AbstractChosen.prototype.keyup_checker = function(evt) {
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var stroke, _ref;
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stroke = (_ref = evt.which) != null ? _ref : evt.keyCode;
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this.search_field_scale();
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switch (stroke) {
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case 8:
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if (this.is_multiple && this.backstroke_length < 1 && this.choices_count() > 0) {
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return this.keydown_backstroke();
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} else if (!this.pending_backstroke) {
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this.result_clear_highlight();
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return this.results_search();
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}
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break;
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case 13:
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evt.preventDefault();
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if (this.results_showing) {
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return this.result_select(evt);
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}
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break;
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case 27:
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if (this.results_showing) {
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this.results_hide();
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}
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return true;
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case 9:
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case 38:
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case 40:
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case 16:
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case 91:
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case 17:
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break;
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default:
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return this.results_search();
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}
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};
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AbstractChosen.prototype.clipboard_event_checker = function(evt) {
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var _this = this;
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return setTimeout((function() {
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return _this.results_search();
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}), 50);
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};
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AbstractChosen.prototype.container_width = function() {
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if (this.options.width != null) {
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return this.options.width;
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} else {
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return "" + this.form_field.offsetWidth + "px";
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}
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};
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AbstractChosen.prototype.include_option_in_results = function(option) {
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if (this.is_multiple && (!this.display_selected_options && option.selected)) {
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return false;
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}
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if (!this.display_disabled_options && option.disabled) {
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return false;
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}
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if (option.empty) {
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return false;
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}
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return true;
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};
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AbstractChosen.prototype.search_results_touchstart = function(evt) {
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this.touch_started = true;
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return this.search_results_mouseover(evt);
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};
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AbstractChosen.prototype.search_results_touchmove = function(evt) {
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this.touch_started = false;
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return this.search_results_mouseout(evt);
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};
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AbstractChosen.prototype.search_results_touchend = function(evt) {
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if (this.touch_started) {
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return this.search_results_mouseup(evt);
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}
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};
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AbstractChosen.prototype.outerHTML = function(element) {
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var tmp;
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if (element.outerHTML) {
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return element.outerHTML;
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}
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tmp = document.createElement("div");
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tmp.appendChild(element);
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return tmp.innerHTML;
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};
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AbstractChosen.browser_is_supported = function() {
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if (window.navigator.appName === "Microsoft Internet Explorer") {
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return document.documentMode >= 8;
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}
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if (/iP(od|hone)/i.test(window.navigator.userAgent)) {
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return false;
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}
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if (/Android/i.test(window.navigator.userAgent)) {
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if (/Mobile/i.test(window.navigator.userAgent)) {
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return false;
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}
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}
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return true;
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};
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AbstractChosen.default_multiple_text = "Select Some Options";
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AbstractChosen.default_single_text = "Select an Option";
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AbstractChosen.default_no_result_text = "No results match";
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return AbstractChosen;
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})();
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$ = jQuery;
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$.fn.extend({
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chosen: function(options) {
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if (!AbstractChosen.browser_is_supported()) {
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return this;
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}
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return this.each(function(input_field) {
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var $this, chosen;
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$this = $(this);
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chosen = $this.data('chosen');
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if (options === 'destroy' && chosen) {
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chosen.destroy();
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} else if (!chosen) {
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$this.data('chosen', new Chosen(this, options));
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}
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});
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}
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});
|
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Chosen = (function(_super) {
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__extends(Chosen, _super);
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function Chosen() {
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_ref = Chosen.__super__.constructor.apply(this, arguments);
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return _ref;
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}
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Chosen.prototype.setup = function() {
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this.form_field_jq = $(this.form_field);
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this.current_selectedIndex = this.form_field.selectedIndex;
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return this.is_rtl = this.form_field_jq.hasClass("chosen-rtl");
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};
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Chosen.prototype.set_up_html = function() {
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var container_classes, container_props;
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container_classes = ["chosen-container"];
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container_classes.push("chosen-container-" + (this.is_multiple ? "multi" : "single"));
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if (this.inherit_select_classes && this.form_field.className) {
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container_classes.push(this.form_field.className);
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}
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if (this.is_rtl) {
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container_classes.push("chosen-rtl");
|
}
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container_props = {
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'class': container_classes.join(' '),
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'style': "width: " + (this.container_width()) + ";",
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'title': this.form_field.title
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};
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if (this.form_field.id.length) {
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container_props.id = this.form_field.id.replace(/[^\w]/g, '_') + "_chosen";
|
}
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this.container = $("<div />", container_props);
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if (this.is_multiple) {
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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>');
|
}
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this.form_field_jq.hide().after(this.container);
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this.dropdown = this.container.find('div.chosen-drop').first();
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this.search_field = this.container.find('input').first();
|
this.search_results = this.container.find('ul.chosen-results').first();
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this.search_field_scale();
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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();
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this.search_container = this.container.find('li.search-field').first();
|
} else {
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this.search_container = this.container.find('div.chosen-search').first();
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this.selected_item = this.container.find('.chosen-single').first();
|
}
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this.results_build();
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this.set_tab_index();
|
this.set_label_behavior();
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return this.form_field_jq.trigger("chosen:ready", {
|
chosen: this
|
});
|
};
|
|
Chosen.prototype.register_observers = function() {
|
var _this = this;
|
this.container.bind('mousedown.chosen', function(evt) {
|
_this.container_mousedown(evt);
|
});
|
this.container.bind('mouseup.chosen', function(evt) {
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_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.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:
|
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);
|
