resources/jquery.chosen/chosen.jquery.js

   1 // Chosen, a Select Box Enhancer for jQuery and Protoype
   2 // by Patrick Filler for Harvest, http://getharvest.com
   3 //
   4 // Version 0.9.12
   5 // Full source at https://github.com/harvesthq/chosen
   6 // Copyright (c) 2011 Harvest http://getharvest.com
   7
   8 // MIT License, https://github.com/harvesthq/chosen/blob/master/LICENSE.md
   9 // This file is generated by `cake build`, do not edit it by hand.
  10 (function() {
  11   var SelectParser;
  12
  13   SelectParser = (function() {
  14
  15     function SelectParser() {
  16       this.options_index = 0;
  17       this.parsed = [];
  18     }
  19
  20     SelectParser.prototype.add_node = function(child) {
  21       if (child.nodeName.toUpperCase() === "OPTGROUP") {
  22         return this.add_group(child);
  23       } else {
  24         return this.add_option(child);
  25       }
  26     };
  27
  28     SelectParser.prototype.add_group = function(group) {
  29       var group_position, option, _i, _len, _ref, _results;
  30       group_position = this.parsed.length;
  31       this.parsed.push({
  32         array_index: group_position,
  33         group: true,
  34         label: group.label,
  35         children: 0,
  36         disabled: group.disabled
  37       });
  38       _ref = group.childNodes;
  39       _results = [];
  40       for (_i = 0, _len = _ref.length; _i < _len; _i++) {
  41         option = _ref[_i];
  42         _results.push(this.add_option(option, group_position, group.disabled));
  43       }
  44       return _results;
  45     };
  46
  47     SelectParser.prototype.add_option = function(option, group_position, group_disabled) {
  48       if (option.nodeName.toUpperCase() === "OPTION") {
  49         if (option.text !== "") {
  50           if (group_position != null) {
  51             this.parsed[group_position].children += 1;
  52           }
  53           this.parsed.push({
  54             array_index: this.parsed.length,
  55             options_index: this.options_index,
  56             value: option.value,
  57             text: option.text,
  58             html: option.innerHTML,
  59             selected: option.selected,
  60             disabled: group_disabled === true ? group_disabled : option.disabled,
  61             group_array_index: group_position,
  62             classes: option.className,
  63             style: option.style.cssText
  64           });
  65         } else {
  66           this.parsed.push({
  67             array_index: this.parsed.length,
  68             options_index: this.options_index,
  69             empty: true
  70           });
  71         }
  72         return this.options_index += 1;
  73       }
  74     };
  75
  76     return SelectParser;
  77
  78   })();
  79
  80   SelectParser.select_to_array = function(select) {
  81     var child, parser, _i, _len, _ref;
  82     parser = new SelectParser();
  83     _ref = select.childNodes;
  84     for (_i = 0, _len = _ref.length; _i < _len; _i++) {
  85       child = _ref[_i];
  86       parser.add_node(child);
  87     }
  88     return parser.parsed;
  89   };
  90
  91   this.SelectParser = SelectParser;
  92
  93 }).call(this);
  94
  95 /*
  96 Chosen source: generate output using 'cake build'
  97 Copyright (c) 2011 by Harvest
  98 */
  99
 100
 101 (function() {
 102   var AbstractChosen, root;
 103
 104   root = this;
 105
 106   AbstractChosen = (function() {
 107
 108     function AbstractChosen(form_field, options) {
 109       this.form_field = form_field;
 110       this.options = options != null ? options : {};
 111       this.is_multiple = this.form_field.multiple;
 112       this.set_default_text();
 113       this.set_default_values();
 114       this.setup();
 115       this.set_up_html();
 116       this.register_observers();
 117       this.finish_setup();
 118     }
 119
 120     AbstractChosen.prototype.set_default_values = function() {
 121       var _this = this;
 122       this.click_test_action = function(evt) {
 123         return _this.test_active_click(evt);
 124       };
 125       this.activate_action = function(evt) {
 126         return _this.activate_field(evt);
 127       };
 128       this.active_field = false;
 129       this.mouse_on_container = false;
 130       this.results_showing = false;
 131       this.result_highlighted = null;
 132       this.result_single_selected = null;
 133       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;
 134       this.disable_search_threshold = this.options.disable_search_threshold || 0;
 135       this.disable_search = this.options.disable_search || false;
 136       this.enable_split_word_search = this.options.enable_split_word_search != null ? this.options.enable_split_word_search : true;
 137       this.search_contains = this.options.search_contains || false;
 138       this.choices = 0;
 139       this.single_backstroke_delete = this.options.single_backstroke_delete || false;
 140       this.max_selected_options = this.options.max_selected_options || Infinity;
 141       return this.inherit_select_classes = this.options.inherit_select_classes || false;
 142     };
 143
 144     AbstractChosen.prototype.set_default_text = function() {
 145       if (this.form_field.getAttribute("data-placeholder")) {
 146         this.default_text = this.form_field.getAttribute("data-placeholder");
 147       } else if (this.is_multiple) {
 148         this.default_text = this.options.placeholder_text_multiple || this.options.placeholder_text || "Select Some Options";
 149       } else {
 150         this.default_text = this.options.placeholder_text_single || this.options.placeholder_text || "Select an Option";
 151       }
 152       return this.results_none_found = this.form_field.getAttribute("data-no_results_text") || this.options.no_results_text || "No results match";
 153     };
 154
 155     AbstractChosen.prototype.mouse_enter = function() {
 156       return this.mouse_on_container = true;
 157     };
 158
 159     AbstractChosen.prototype.mouse_leave = function() {
 160       return this.mouse_on_container = false;
 161     };
 162
 163     AbstractChosen.prototype.input_focus = function(evt) {
 164       var _this = this;
 165       if (this.is_multiple) {
 166         if (!this.active_field) {
 167           return setTimeout((function() {
 168             return _this.container_mousedown();
 169           }), 50);
 170         }
 171       } else {
 172         if (!this.active_field) {
 173           return this.activate_field();
 174         }
 175       }
 176     };
 177
 178     AbstractChosen.prototype.input_blur = function(evt) {
 179       var _this = this;
 180       if (!this.mouse_on_container) {
 181         this.active_field = false;
 182         return setTimeout((function() {
 183           return _this.blur_test();
 184         }), 100);
 185       }
 186     };
 187
 188     AbstractChosen.prototype.result_add_option = function(option) {
 189       var classes, style;
 190       if (!option.disabled) {
 191         option.dom_id = this.container_id + "_o_" + option.array_index;
 192         classes = option.selected && this.is_multiple ? [] : ["active-result"];
 193         if (option.selected) {
 194           classes.push("result-selected");
 195         }
 196         if (option.group_array_index != null) {
 197           classes.push("group-option");
 198         }
 199         if (option.classes !== "") {
 200           classes.push(option.classes);
 201         }
 202         style = option.style.cssText !== "" ? " style=\"" + option.style + "\"" : "";
 203         return '<li id="' + option.dom_id + '" class="' + classes.join(' ') + '"' + style + '>' + option.html + '</li>';
 204       } else {
 205         return "";
 206       }
 207     };
 208
 209     AbstractChosen.prototype.results_update_field = function() {
 210       this.set_default_text();
 211       if (!this.is_multiple) {
 212         this.results_reset_cleanup();
 213       }
 214       this.result_clear_highlight();
 215       this.result_single_selected = null;
 216       return this.results_build();
 217     };
 218
 219     AbstractChosen.prototype.results_toggle = function() {
 220       if (this.results_showing) {
 221         return this.results_hide();
 222       } else {
 223         return this.results_show();
 224       }
 225     };
 226
 227     AbstractChosen.prototype.results_search = function(evt) {
 228       if (this.results_showing) {
 229         return this.winnow_results();
 230       } else {
 231         return this.results_show();
 232       }
 233     };
 234
 235     AbstractChosen.prototype.keyup_checker = function(evt) {
 236       var stroke, _ref;
 237       stroke = (_ref = evt.which) != null ? _ref : evt.keyCode;
 238       this.search_field_scale();
 239       switch (stroke) {
 240         case 8:
 241           if (this.is_multiple && this.backstroke_length < 1 && this.choices > 0) {
 242             return this.keydown_backstroke();
 243           } else if (!this.pending_backstroke) {
 244             this.result_clear_highlight();
 245             return this.results_search();
 246           }
 247           break;
 248         case 13:
 249           evt.preventDefault();
 250           if (this.results_showing) {
 251             return this.result_select(evt);
 252           }
 253           break;
 254         case 27:
 255           if (this.results_showing) {
 256             this.results_hide();
 257           }
 258           return true;
 259         case 9:
 260         case 38:
 261         case 40:
 262         case 16:
 263         case 91:
 264         case 17:
 265           break;
 266         default:
 267           return this.results_search();
 268       }
 269     };
 270
 271     AbstractChosen.prototype.generate_field_id = function() {
 272       var new_id;
 273       new_id = this.generate_random_id();
 274       this.form_field.id = new_id;
 275       return new_id;
 276     };
 277
 278     AbstractChosen.prototype.generate_random_char = function() {
 279       var chars, newchar, rand;
 280       chars = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
 281       rand = Math.floor(Math.random() * chars.length);
 282       return newchar = chars.substring(rand, rand + 1);
 283     };
 284
 285     return AbstractChosen;
 286
 287   })();
 288
 289   root.AbstractChosen = AbstractChosen;
 290
 291 }).call(this);
 292
 293 /*
 294 Chosen source: generate output using 'cake build'
 295 Copyright (c) 2011 by Harvest
 296 */
 297
 298
 299 (function() {
 300   var $, Chosen, get_side_border_padding, root,
 301     __hasProp = {}.hasOwnProperty,
 302     __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; };
 303
 304   root = this;
 305
 306   $ = jQuery;
 307
 308   $.fn.extend({
 309     chosen: function(options) {
 310       var browser, match, ua;
 311       ua = navigator.userAgent.toLowerCase();
 312       match = /(msie) ([\w.]+)/.exec(ua) || [];
 313       browser = {
 314         name: match[1] || "",
 315         version: match[2] || "0"
 316       };
 317       if (browser.name === "msie" && (browser.version === "6.0" || (browser.version === "7.0" && document.documentMode === 7))) {
 318         return this;
 319       }
 320       return this.each(function(input_field) {
 321         var $this;
 322         $this = $(this);
 323         if (!$this.hasClass("chzn-done")) {
 324           return $this.data('chosen', new Chosen(this, options));
 325         }
 326       });
 327     }
 328   });
 329
 330   Chosen = (function(_super) {
 331
 332     __extends(Chosen, _super);
 333
 334     function Chosen() {
 335       return Chosen.__super__.constructor.apply(this, arguments);
 336     }
 337
 338     Chosen.prototype.setup = function() {
 339       this.form_field_jq = $(this.form_field);
 340       this.current_value = this.form_field_jq.val();
 341       return this.is_rtl = this.form_field_jq.hasClass("chzn-rtl");
 342     };
 343
 344     Chosen.prototype.finish_setup = function() {
 345       return this.form_field_jq.addClass("chzn-done");
 346     };
 347
 348     Chosen.prototype.set_up_html = function() {
 349       var container_classes, container_div, container_props, dd_top, dd_width, sf_width;
 350       this.container_id = this.form_field.id.length ? this.form_field.id.replace(/[^\w]/g, '_') : this.generate_field_id();
 351       this.container_id += "_chzn";
 352       container_classes = ["chzn-container"];
 353       container_classes.push("chzn-container-" + (this.is_multiple ? "multi" : "single"));
 354       if (this.inherit_select_classes && this.form_field.className) {
 355         container_classes.push(this.form_field.className);
 356       }
 357       if (this.is_rtl) {
 358         container_classes.push("chzn-rtl");
 359       }
 360       this.f_width = this.form_field_jq.outerWidth();
 361       container_props = {
 362         id: this.container_id,
 363         "class": container_classes.join(' '),
 364         style: 'width: ' + this.f_width + 'px;',
 365         title: this.form_field.title
 366       };
 367       container_div = $("<div />", container_props);
 368       if (this.is_multiple) {
 369         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>');
 370       } else {
 371         container_div.html('<a href="javascript:void(0)" class="chzn-single chzn-default" tabindex="-1"><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>');
 372       }
 373       this.form_field_jq.hide().after(container_div);
 374       this.container = $('#' + this.container_id);
 375       this.dropdown = this.container.find('div.chzn-drop').first();
 376       dd_top = this.container.height();
 377       dd_width = this.f_width - get_side_border_padding(this.dropdown);
 378       this.dropdown.css({
 379         "width": dd_width + "px",
 380         "top": dd_top + "px"
 381       });
 382       this.search_field = this.container.find('input').first();
 383       this.search_results = this.container.find('ul.chzn-results').first();
 384       this.search_field_scale();
 385       this.search_no_results = this.container.find('li.no-results').first();
 386       if (this.is_multiple) {
 387         this.search_choices = this.container.find('ul.chzn-choices').first();
 388         this.search_container = this.container.find('li.search-field').first();
 389       } else {
 390         this.search_container = this.container.find('div.chzn-search').first();
 391         this.selected_item = this.container.find('.chzn-single').first();
 392         sf_width = dd_width - get_side_border_padding(this.search_container) - get_side_border_padding(this.search_field);
 393         this.search_field.css({
 394           "width": sf_width + "px"
 395         });
 396       }
 397       this.results_build();
 398       this.set_tab_index();
 399       return this.form_field_jq.trigger("liszt:ready", {
 400         chosen: this
 401       });
 402     };
 403
 404     Chosen.prototype.register_observers = function() {
 405       var _this = this;
 406       this.container.mousedown(function(evt) {
 407         _this.container_mousedown(evt);
 408       });
 409       this.container.mouseup(function(evt) {
 410         _this.container_mouseup(evt);
 411       });
 412       this.container.mouseenter(function(evt) {
 413         _this.mouse_enter(evt);
 414       });
 415       this.container.mouseleave(function(evt) {
 416         _this.mouse_leave(evt);
 417       });
 418       this.search_results.mouseup(function(evt) {
 419         _this.search_results_mouseup(evt);
 420       });
 421       this.search_results.mouseover(function(evt) {
 422         _this.search_results_mouseover(evt);
 423       });
 424       this.search_results.mouseout(function(evt) {
 425         _this.search_results_mouseout(evt);
 426       });
 427       this.form_field_jq.bind("liszt:updated", function(evt) {
 428         _this.results_update_field(evt);
 429       });
 430       this.form_field_jq.bind("liszt:activate", function(evt) {
 431         _this.activate_field(evt);
 432       });
 433       this.form_field_jq.bind("liszt:open", function(evt) {
 434         _this.container_mousedown(evt);
 435       });
 436       this.search_field.blur(function(evt) {
 437         _this.input_blur(evt);
 438       });
 439       this.search_field.keyup(function(evt) {
 440         _this.keyup_checker(evt);
 441       });
 442       this.search_field.keydown(function(evt) {
 443         _this.keydown_checker(evt);
 444       });
 445       this.search_field.focus(function(evt) {
 446         _this.input_focus(evt);
 447       });
 448       if (this.is_multiple) {
 449         return this.search_choices.click(function(evt) {
 450           _this.choices_click(evt);
 451         });
 452       } else {
 453         return this.container.click(function(evt) {
 454           evt.preventDefault();
 455         });
 456       }
 457     };
 458
 459     Chosen.prototype.search_field_disabled = function() {
 460       this.is_disabled = this.form_field_jq[0].disabled;
 461       if (this.is_disabled) {
 462         this.container.addClass('chzn-disabled');
 463         this.search_field[0].disabled = true;
 464         if (!this.is_multiple) {
 465           this.selected_item.unbind("focus", this.activate_action);
 466         }
 467         return this.close_field();
 468       } else {
 469         this.container.removeClass('chzn-disabled');
 470         this.search_field[0].disabled = false;
 471         if (!this.is_multiple) {
 472           return this.selected_item.bind("focus", this.activate_action);
 473         }
 474       }
 475     };
 476
 477     Chosen.prototype.container_mousedown = function(evt) {
 478       var target_closelink;
 479       if (!this.is_disabled) {
 480         target_closelink = evt != null ? ($(evt.target)).hasClass("search-choice-close") : false;
 481         if (evt && evt.type === "mousedown" && !this.results_showing) {
 482           evt.preventDefault();
 483         }
 484         if (!this.pending_destroy_click && !target_closelink) {
 485           if (!this.active_field) {
 486             if (this.is_multiple) {
 487               this.search_field.val("");
 488             }
 489             $(document).click(this.click_test_action);
 490             this.results_show();
 491           } else if (!this.is_multiple && evt && (($(evt.target)[0] === this.selected_item[0]) || $(evt.target).parents("a.chzn-single").length)) {
 492             evt.preventDefault();
 493             this.results_toggle();
 494           }
 495           return this.activate_field();
 496         } else {
 497           return this.pending_destroy_click = false;
 498         }
 499       }
 500     };
 501
 502     Chosen.prototype.container_mouseup = function(evt) {
 503       if (evt.target.nodeName === "ABBR" && !this.is_disabled) {
 504         return this.results_reset(evt);
 505       }
 506     };
 507
 508     Chosen.prototype.blur_test = function(evt) {
 509       if (!this.active_field && this.container.hasClass("chzn-container-active")) {
 510         return this.close_field();
 511       }
 512     };
 513
 514     Chosen.prototype.close_field = function() {
 515       $(document).unbind("click", this.click_test_action);
 516       this.active_field = false;
 517       this.results_hide();
 518       this.container.removeClass("chzn-container-active");
 519       this.winnow_results_clear();
 520       this.clear_backstroke();
 521       this.show_search_field_default();
 522       return this.search_field_scale();
 523     };
 524
 525     Chosen.prototype.activate_field = function() {
 526       this.container.addClass("chzn-container-active");
 527       this.active_field = true;
 528       this.search_field.val(this.search_field.val());
 529       return this.search_field.focus();
 530     };
 531
 532     Chosen.prototype.test_active_click = function(evt) {
 533       if ($(evt.target).parents('#' + this.container_id).length) {
 534         return this.active_field = true;
 535       } else {
 536         return this.close_field();
 537       }
 538     };
 539
 540     Chosen.prototype.results_build = function() {
 541       var content, data, _i, _len, _ref;
 542       this.parsing = true;
 543       this.results_data = root.SelectParser.select_to_array(this.form_field);
 544       if (this.is_multiple && this.choices > 0) {
 545         this.search_choices.find("li.search-choice").remove();
 546         this.choices = 0;
 547       } else if (!this.is_multiple) {
 548         this.selected_item.addClass("chzn-default").find("span").text(this.default_text);
 549         if (this.disable_search || this.form_field.options.length <= this.disable_search_threshold) {
 550           this.container.addClass("chzn-container-single-nosearch");
 551         } else {
 552           this.container.removeClass("chzn-container-single-nosearch");
 553         }
 554       }
 555       content = '';
 556       _ref = this.results_data;
 557       for (_i = 0, _len = _ref.length; _i < _len; _i++) {
 558         data = _ref[_i];
 559         if (data.group) {
 560           content += this.result_add_group(data);
 561         } else if (!data.empty) {
 562           content += this.result_add_option(data);
 563           if (data.selected && this.is_multiple) {
 564             this.choice_build(data);
 565           } else if (data.selected && !this.is_multiple) {
 566             this.selected_item.removeClass("chzn-default").find("span").text(data.text);
 567             if (this.allow_single_deselect) {
 568               this.single_deselect_control_build();
 569             }
 570           }
 571         }
 572       }
 573       this.search_field_disabled();
 574       this.show_search_field_default();
 575       this.search_field_scale();
 576       this.search_results.html(content);
 577       return this.parsing = false;
 578     };
 579
 580     Chosen.prototype.result_add_group = function(group) {
 581       if (!group.disabled) {
 582         group.dom_id = this.container_id + "_g_" + group.array_index;
 583         return '<li id="' + group.dom_id + '" class="group-result">' + $("<div />").text(group.label).html() + '</li>';
 584       } else {
 585         return "";
 586       }
 587     };
 588
 589     Chosen.prototype.result_do_highlight = function(el) {
 590       var high_bottom, high_top, maxHeight, visible_bottom, visible_top;
 591       if (el.length) {
 592         this.result_clear_highlight();
 593         this.result_highlight = el;
 594         this.result_highlight.addClass("highlighted");
 595         maxHeight = parseInt(this.search_results.css("maxHeight"), 10);
 596         visible_top = this.search_results.scrollTop();
 597         visible_bottom = maxHeight + visible_top;
 598         high_top = this.result_highlight.position().top + this.search_results.scrollTop();
 599         high_bottom = high_top + this.result_highlight.outerHeight();
 600         if (high_bottom >= visible_bottom) {
 601           return this.search_results.scrollTop((high_bottom - maxHeight) > 0 ? high_bottom - maxHeight : 0);
 602         } else if (high_top < visible_top) {
 603           return this.search_results.scrollTop(high_top);
 604         }
 605       }
 606     };
 607
 608     Chosen.prototype.result_clear_highlight = function() {
 609       if (this.result_highlight) {
 610         this.result_highlight.removeClass("highlighted");
 611       }
 612       return this.result_highlight = null;
 613     };
 614
 615     Chosen.prototype.results_show = function() {
 616       var dd_top;
 617       if (!this.is_multiple) {
 618         this.selected_item.addClass("chzn-single-with-drop");
 619         if (this.result_single_selected) {
 620           this.result_do_highlight(this.result_single_selected);
 621         }
 622       } else if (this.max_selected_options <= this.choices) {
 623         this.form_field_jq.trigger("liszt:maxselected", {
 624           chosen: this
 625         });
 626         return false;
 627       }
 628       dd_top = this.is_multiple ? this.container.height() : this.container.height() - 1;
 629       this.form_field_jq.trigger("liszt:showing_dropdown", {
 630         chosen: this
 631       });
 632       this.dropdown.css({
 633         "top": dd_top + "px",
 634         "left": 0
 635       });
 636       this.results_showing = true;
 637       this.search_field.focus();
 638       this.search_field.val(this.search_field.val());
 639       return this.winnow_results();
 640     };
 641
 642     Chosen.prototype.results_hide = function() {
 643       if (!this.is_multiple) {
 644         this.selected_item.removeClass("chzn-single-with-drop");
 645       }
 646       this.result_clear_highlight();
 647       this.form_field_jq.trigger("liszt:hiding_dropdown", {
 648         chosen: this
 649       });
 650       this.dropdown.css({
 651         "left": "-9000px"
 652       });
 653       return this.results_showing = false;
 654     };
 655
 656     Chosen.prototype.set_tab_index = function(el) {
 657       var ti;
 658       if (this.form_field_jq.attr("tabindex")) {
 659         ti = this.form_field_jq.attr("tabindex");
 660         this.form_field_jq.attr("tabindex", -1);
 661         return this.search_field.attr("tabindex", ti);
 662       }
 663     };
 664
 665     Chosen.prototype.show_search_field_default = function() {
 666       if (this.is_multiple && this.choices < 1 && !this.active_field) {
 667         this.search_field.val(this.default_text);
 668         return this.search_field.addClass("default");
 669       } else {
 670         this.search_field.val("");
 671         return this.search_field.removeClass("default");
 672       }
 673     };
 674
 675     Chosen.prototype.search_results_mouseup = function(evt) {
 676       var target;
 677       target = $(evt.target).hasClass("active-result") ? $(evt.target) : $(evt.target).parents(".active-result").first();
 678       if (target.length) {
 679         this.result_highlight = target;
 680         this.result_select(evt);
 681         return this.search_field.focus();
 682       }
 683     };
 684
 685     Chosen.prototype.search_results_mouseover = function(evt) {
 686       var target;
 687       target = $(evt.target).hasClass("active-result") ? $(evt.target) : $(evt.target).parents(".active-result").first();
 688       if (target) {
 689         return this.result_do_highlight(target);
 690       }
 691     };
 692
 693     Chosen.prototype.search_results_mouseout = function(evt) {
 694       if ($(evt.target).hasClass("active-result" || $(evt.target).parents('.active-result').first())) {
 695         return this.result_clear_highlight();
 696       }
 697     };
 698
 699     Chosen.prototype.choices_click = function(evt) {
 700       evt.preventDefault();
 701       if (this.active_field && !($(evt.target).hasClass("search-choice" || $(evt.target).parents('.search-choice').first)) && !this.results_showing) {
 702         return this.results_show();
 703       }
 704     };
 705
 706     Chosen.prototype.choice_build = function(item) {
 707       var choice_id, html, link,
 708         _this = this;
 709       if (this.is_multiple && this.max_selected_options <= this.choices) {
 710         this.form_field_jq.trigger("liszt:maxselected", {
 711           chosen: this
 712         });
 713         return false;
 714       }
 715       choice_id = this.container_id + "_c_" + item.array_index;
 716       this.choices += 1;
 717       if (item.disabled) {
 718         html = '<li class="search-choice search-choice-disabled" id="' + choice_id + '"><span>' + item.html + '</span></li>';
 719       } else {
 720         html = '<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>';
 721       }
 722       this.search_container.before(html);
 723       link = $('#' + choice_id).find("a").first();
 724       return link.click(function(evt) {
 725         return _this.choice_destroy_link_click(evt);
 726       });
 727     };
 728
 729     Chosen.prototype.choice_destroy_link_click = function(evt) {
 730       evt.preventDefault();
 731       if (!this.is_disabled) {
 732         this.pending_destroy_click = true;
 733         return this.choice_destroy($(evt.target));
 734       } else {
 735         return evt.stopPropagation;
 736       }
 737     };
 738
 739     Chosen.prototype.choice_destroy = function(link) {
 740       if (this.result_deselect(link.attr("rel"))) {
 741         this.choices -= 1;
 742         this.show_search_field_default();
 743         if (this.is_multiple && this.choices > 0 && this.search_field.val().length < 1) {
 744           this.results_hide();
 745         }
 746         link.parents('li').first().remove();
 747         return this.search_field_scale();
 748       }
 749     };
 750
 751     Chosen.prototype.results_reset = function() {
 752       this.form_field.options[0].selected = true;
 753       this.selected_item.find("span").text(this.default_text);
 754       if (!this.is_multiple) {
 755         this.selected_item.addClass("chzn-default");
 756       }
 757       this.show_search_field_default();
 758       this.results_reset_cleanup();
 759       this.form_field_jq.trigger("change");
 760       if (this.active_field) {
 761         return this.results_hide();
 762       }
 763     };
 764
 765     Chosen.prototype.results_reset_cleanup = function() {
 766       this.current_value = this.form_field_jq.val();
 767       return this.selected_item.find("abbr").remove();
 768     };
 769
 770     Chosen.prototype.result_select = function(evt) {
 771       var high, high_id, item, position;
 772       if (this.result_highlight) {
 773         high = this.result_highlight;
 774         high_id = high.attr("id");
 775         this.result_clear_highlight();
 776         if (this.is_multiple) {
 777           this.result_deactivate(high);
 778         } else {
 779           this.search_results.find(".result-selected").removeClass("result-selected");
 780           this.result_single_selected = high;
 781           this.selected_item.removeClass("chzn-default");
 782         }
 783         high.addClass("result-selected");
 784         position = high_id.substr(high_id.lastIndexOf("_") + 1);
 785         item = this.results_data[position];
 786         item.selected = true;
 787         this.form_field.options[item.options_index].selected = true;
 788         if (this.is_multiple) {
 789           this.choice_build(item);
 790         } else {
 791           this.selected_item.find("span").first().text(item.text);
 792           if (this.allow_single_deselect) {
 793             this.single_deselect_control_build();
 794           }
 795         }
 796         if (!((evt.metaKey || evt.ctrlKey) && this.is_multiple)) {
 797           this.results_hide();
 798         }
 799         this.search_field.val("");
 800         if (this.is_multiple || this.form_field_jq.val() !== this.current_value) {
 801           this.form_field_jq.trigger("change", {
 802             'selected': this.form_field.options[item.options_index].value
 803           });
 804         }
 805         this.current_value = this.form_field_jq.val();
 806         return this.search_field_scale();
 807       }
 808     };
 809
 810     Chosen.prototype.result_activate = function(el) {
 811       return el.addClass("active-result");
 812     };
 813
 814     Chosen.prototype.result_deactivate = function(el) {
 815       return el.removeClass("active-result");
 816     };
 817
 818     Chosen.prototype.result_deselect = function(pos) {
 819       var result, result_data;
 820       result_data = this.results_data[pos];
 821       if (!this.form_field.options[result_data.options_index].disabled) {
 822         result_data.selected = false;
 823         this.form_field.options[result_data.options_index].selected = false;
 824         result = $("#" + this.container_id + "_o_" + pos);
 825         result.removeClass("result-selected").addClass("active-result").show();
 826         this.result_clear_highlight();
 827         this.winnow_results();
 828         this.form_field_jq.trigger("change", {
 829           deselected: this.form_field.options[result_data.options_index].value
 830         });
 831         this.search_field_scale();
 832         return true;
 833       } else {
 834         return false;
 835       }
 836     };
 837
 838     Chosen.prototype.single_deselect_control_build = function() {
 839       if (this.allow_single_deselect && this.selected_item.find("abbr").length < 1) {
 840         return this.selected_item.find("span").first().after("<abbr class=\"search-choice-close\"></abbr>");
 841       }
 842     };
 843
 844     Chosen.prototype.winnow_results = function() {
 845       var found, option, part, parts, regex, regexAnchor, result, result_id, results, searchText, startpos, text, zregex, _i, _j, _len, _len1, _ref;
 846       this.no_results_clear();
 847       results = 0;
 848       searchText = this.search_field.val() === this.default_text ? "" : $('<div/>').text($.trim(this.search_field.val())).html();
 849       regexAnchor = this.search_contains ? "" : "^";
 850       regex = new RegExp(regexAnchor + searchText.replace(/[-[\]{}()*+?.,\\^$|#\s]/g, "\\$&"), 'i');
 851       zregex = new RegExp(searchText.replace(/[-[\]{}()*+?.,\\^$|#\s]/g, "\\$&"), 'i');
 852       _ref = this.results_data;
 853       for (_i = 0, _len = _ref.length; _i < _len; _i++) {
 854         option = _ref[_i];
 855         if (!option.disabled && !option.empty) {
 856           if (option.group) {
 857             $('#' + option.dom_id).css('display', 'none');
 858           } else if (!(this.is_multiple && option.selected)) {
 859             found = false;
 860             result_id = option.dom_id;
 861             result = $("#" + result_id);
 862             if (regex.test(option.html)) {
 863               found = true;
 864               results += 1;
 865             } else if (this.enable_split_word_search && (option.html.indexOf(" ") >= 0 || option.html.indexOf("[") === 0)) {
 866               parts = option.html.replace(/\[|\]/g, "").split(" ");
 867               if (parts.length) {
 868                 for (_j = 0, _len1 = parts.length; _j < _len1; _j++) {
 869                   part = parts[_j];
 870                   if (regex.test(part)) {
 871                     found = true;
 872                     results += 1;
 873                   }
 874                 }
 875               }
 876             }
 877             if (found) {
 878               if (searchText.length) {
 879                 startpos = option.html.search(zregex);
 880                 text = option.html.substr(0, startpos + searchText.length) + '</em>' + option.html.substr(startpos + searchText.length);
 881                 text = text.substr(0, startpos) + '<em>' + text.substr(startpos);
 882               } else {
 883                 text = option.html;
 884               }
 885               result.html(text);
 886               this.result_activate(result);
 887               if (option.group_array_index != null) {
 888                 $("#" + this.results_data[option.group_array_index].dom_id).css('display', 'list-item');
 889               }
 890             } else {
 891               if (this.result_highlight && result_id === this.result_highlight.attr('id')) {
 892                 this.result_clear_highlight();
 893               }
 894               this.result_deactivate(result);
 895             }
 896           }
 897         }
 898       }
 899       if (results < 1 && searchText.length) {
 900         return this.no_results(searchText);
 901       } else {
 902         return this.winnow_results_set_highlight();
 903       }
 904     };
 905
 906     Chosen.prototype.winnow_results_clear = function() {
 907       var li, lis, _i, _len, _results;
 908       this.search_field.val("");
 909       lis = this.search_results.find("li");
 910       _results = [];
 911       for (_i = 0, _len = lis.length; _i < _len; _i++) {
 912         li = lis[_i];
 913         li = $(li);
 914         if (li.hasClass("group-result")) {
 915           _results.push(li.css('display', 'auto'));
 916         } else if (!this.is_multiple || !li.hasClass("result-selected")) {
 917           _results.push(this.result_activate(li));
 918         } else {
 919           _results.push(void 0);
 920         }
 921       }
 922       return _results;
 923     };
 924
 925     Chosen.prototype.winnow_results_set_highlight = function() {
 926       var do_high, selected_results;
 927       if (!this.result_highlight) {
 928         selected_results = !this.is_multiple ? this.search_results.find(".result-selected.active-result") : [];
 929         do_high = selected_results.length ? selected_results.first() : this.search_results.find(".active-result").first();
 930         if (do_high != null) {
 931           return this.result_do_highlight(do_high);
 932         }
 933       }
 934     };
 935
 936     Chosen.prototype.no_results = function(terms) {
 937       var no_results_html;
 938       no_results_html = $('<li class="no-results">' + this.results_none_found + ' "<span></span>"</li>');
 939       no_results_html.find("span").first().html(terms);
 940       return this.search_results.append(no_results_html);
 941     };
 942
 943     Chosen.prototype.no_results_clear = function() {
 944       return this.search_results.find(".no-results").remove();
 945     };
 946
 947     Chosen.prototype.keydown_arrow = function() {
 948       var first_active, next_sib;
 949       if (!this.result_highlight) {
 950         first_active = this.search_results.find("li.active-result").first();
 951         if (first_active) {
 952           this.result_do_highlight($(first_active));
 953         }
 954       } else if (this.results_showing) {
 955         next_sib = this.result_highlight.nextAll("li.active-result").first();
 956         if (next_sib) {
 957           this.result_do_highlight(next_sib);
 958         }
 959       }
 960       if (!this.results_showing) {
 961         return this.results_show();
 962       }
 963     };
 964
 965     Chosen.prototype.keyup_arrow = function() {
 966       var prev_sibs;
 967       if (!this.results_showing && !this.is_multiple) {
 968         return this.results_show();
 969       } else if (this.result_highlight) {
 970         prev_sibs = this.result_highlight.prevAll("li.active-result");
 971         if (prev_sibs.length) {
 972           return this.result_do_highlight(prev_sibs.first());
 973         } else {
 974           if (this.choices > 0) {
 975             this.results_hide();
 976           }
 977           return this.result_clear_highlight();
 978         }
 979       }
 980     };
 981
 982     Chosen.prototype.keydown_backstroke = function() {
 983       var next_available_destroy;
 984       if (this.pending_backstroke) {
 985         this.choice_destroy(this.pending_backstroke.find("a").first());
 986         return this.clear_backstroke();
 987       } else {
 988         next_available_destroy = this.search_container.siblings("li.search-choice").last();
 989         if (next_available_destroy.length && !next_available_destroy.hasClass("search-choice-disabled")) {
 990           this.pending_backstroke = next_available_destroy;
 991           if (this.single_backstroke_delete) {
 992             return this.keydown_backstroke();
 993           } else {
 994             return this.pending_backstroke.addClass("search-choice-focus");
 995           }
 996         }
 997       }
 998     };
 999
1000     Chosen.prototype.clear_backstroke = function() {
1001       if (this.pending_backstroke) {
1002         this.pending_backstroke.removeClass("search-choice-focus");
1003       }
1004       return this.pending_backstroke = null;
1005     };
1006
1007     Chosen.prototype.keydown_checker = function(evt) {
1008       var stroke, _ref;
1009       stroke = (_ref = evt.which) != null ? _ref : evt.keyCode;
1010       this.search_field_scale();
1011       if (stroke !== 8 && this.pending_backstroke) {
1012         this.clear_backstroke();
1013       }
1014       switch (stroke) {
1015         case 8:
1016           this.backstroke_length = this.search_field.val().length;
1017           break;
1018         case 9:
1019           if (this.results_showing && !this.is_multiple) {
1020             this.result_select(evt);
1021           }
1022           this.mouse_on_container = false;
1023           break;
1024         case 13:
1025           evt.preventDefault();
1026           break;
1027         case 38:
1028           evt.preventDefault();
1029           this.keyup_arrow();
1030           break;
1031         case 40:
1032           this.keydown_arrow();
1033           break;
1034       }
1035     };
1036
1037     Chosen.prototype.search_field_scale = function() {
1038       var dd_top, div, h, style, style_block, styles, w, _i, _len;
1039       if (this.is_multiple) {
1040         h = 0;
1041         w = 0;
1042         style_block = "position:absolute; left: -1000px; top: -1000px; display:none;";
1043         styles = ['font-size', 'font-style', 'font-weight', 'font-family', 'line-height', 'text-transform', 'letter-spacing'];
1044         for (_i = 0, _len = styles.length; _i < _len; _i++) {
1045           style = styles[_i];
1046           style_block += style + ":" + this.search_field.css(style) + ";";
1047         }
1048         div = $('<div />', {
1049           'style': style_block
1050         });
1051         div.text(this.search_field.val());
1052         $('body').append(div);
1053         w = div.width() + 25;
1054         div.remove();
1055         if (w > this.f_width - 10) {
1056           w = this.f_width - 10;
1057         }
1058         this.search_field.css({
1059           'width': w + 'px'
1060         });
1061         dd_top = this.container.height();
1062         return this.dropdown.css({
1063           "top": dd_top + "px"
1064         });
1065       }
1066     };
1067
1068     Chosen.prototype.generate_random_id = function() {
1069       var string;
1070       string = "sel" + this.generate_random_char() + this.generate_random_char() + this.generate_random_char();
1071       while ($("#" + string).length > 0) {
1072         string += this.generate_random_char();
1073       }
1074       return string;
1075     };
1076
1077     return Chosen;
1078
1079   })(AbstractChosen);
1080
1081   root.Chosen = Chosen;
1082
1083   get_side_border_padding = function(elmt) {
1084     var side_border_padding;
1085     return side_border_padding = elmt.outerWidth() - elmt.width();
1086   };
1087
1088   root.get_side_border_padding = get_side_border_padding;
1089
1090 }).call(this);