Introduce abstract-chosen, try to start sharing more code between platforms

Cakefile

@@ -11,12 +11,14 @@ CoffeeScript     = require 'coffee-script'
 
 javascripts = {
   'chosen/chosen.jquery.js': [
-    'coffee/chosen.jquery.coffee'
     'coffee/lib/select-parser.coffee'
+    'coffee/lib/abstract-chosen.coffee'
+    'coffee/chosen.jquery.coffee'
   ]
   'chosen/chosen.proto.js': [
-    'coffee/chosen.proto.coffee'
     'coffee/lib/select-parser.coffee'
+    'coffee/lib/abstract-chosen.coffee'
+    'coffee/chosen.proto.coffee'
   ]
 }
 

chosen/chosen.jquery.js

@@ -7,12 +7,227 @@
 
 // MIT License, https://github.com/harvesthq/chosen/blob/master/LICENSE.md
 // This file is generated by `cake build`, do not edit it by hand.
+(function() {
+  var SelectParser;
+  SelectParser = (function() {
+    function SelectParser() {
+      this.options_index = 0;
+      this.parsed = [];
+    }
+    SelectParser.prototype.add_node = function(child) {
+      if (child.nodeName === "OPTGROUP") {
+        return this.add_group(child);
+      } else {
+        return this.add_option(child);
+      }
+    };
+    SelectParser.prototype.add_group = function(group) {
+      var group_position, option, _i, _len, _ref, _results;
+      group_position = this.parsed.length;
+      this.parsed.push({
+        array_index: group_position,
+        group: true,
+        label: group.label,
+        children: 0,
+        disabled: group.disabled
+      });
+      _ref = group.childNodes;
+      _results = [];
+      for (_i = 0, _len = _ref.length; _i < _len; _i++) {
+        option = _ref[_i];
+        _results.push(this.add_option(option, group_position, group.disabled));
+      }
+      return _results;
+    };
+    SelectParser.prototype.add_option = function(option, group_position, group_disabled) {
+      if (option.nodeName === "OPTION") {
+        if (option.text !== "") {
+          if (group_position != null) {
+            this.parsed[group_position].children += 1;
+          }
+          this.parsed.push({
+            array_index: this.parsed.length,
+            options_index: this.options_index,
+            value: option.value,
+            text: option.text,
+            html: option.innerHTML,
+            selected: option.selected,
+            disabled: group_disabled === true ? group_disabled : option.disabled,
+            group_array_index: group_position
+          });
+        } else {
+          this.parsed.push({
+            array_index: this.parsed.length,
+            options_index: this.options_index,
+            empty: true
+          });
+        }
+        return this.options_index += 1;
+      }
+    };
+    return SelectParser;
+  })();
+  SelectParser.select_to_array = function(select) {
+    var child, parser, _i, _len, _ref;
+    parser = new SelectParser();
+    _ref = select.childNodes;
+    for (_i = 0, _len = _ref.length; _i < _len; _i++) {
+      child = _ref[_i];
+      parser.add_node(child);
+    }
+    return parser.parsed;
+  };
+  this.SelectParser = SelectParser;
+}).call(this);
+(function() {
+  /*
+  Chosen source: generate output using 'cake build'
+  Copyright (c) 2011 by Harvest
+  */  var AbstractChosen, root;
+  var __bind = function(fn, me){ return function(){ return fn.apply(me, arguments); }; };
+  root = this;
+  AbstractChosen = (function() {
+    function AbstractChosen(elmn) {
+      this.set_default_values();
+      this.form_field = elmn;
+      this.is_multiple = this.form_field.multiple;
+      this.default_text_default = this.is_multiple ? "Select Some Options" : "Select an Option";
+      this.setup();
+      this.set_up_html();
+      this.register_observers();
+      this.finish_setup();
+    }
+    AbstractChosen.prototype.set_default_values = function() {
+      this.click_test_action = __bind(function(evt) {
+        return this.test_active_click(evt);
+      }, this);
+      this.active_field = false;
+      this.mouse_on_container = false;
+      this.results_showing = false;
+      this.result_highlighted = null;
+      this.result_single_selected = null;
+      return this.choices = 0;
+    };
+    AbstractChosen.prototype.mouse_enter = function() {
+      return this.mouse_on_container = true;
+    };
+    AbstractChosen.prototype.mouse_leave = function() {
+      return this.mouse_on_container = false;
+    };
+    AbstractChosen.prototype.input_focus = function(evt) {
+      if (!this.active_field) {
+        return setTimeout((__bind(function() {
+          return this.container_mousedown();
+        }, this)), 50);
+      }
+    };
+    AbstractChosen.prototype.input_blur = function(evt) {
+      if (!this.mouse_on_container) {
+        this.active_field = false;
+        return setTimeout((__bind(function() {
+          return this.blur_test();
+        }, this)), 100);
+      }
+    };
+    AbstractChosen.prototype.result_add_option = function(option) {
+      var classes;
+      if (!option.disabled) {
+        option.dom_id = this.container_id + "_o_" + option.array_index;
+        classes = option.selected && this.is_multiple ? [] : ["active-result"];
+        if (option.selected) {
+          classes.push("result-selected");
+        }
+        if (option.group_array_index != null) {
+          classes.push("group-option");
+        }
+        return '<li id="' + option.dom_id + '" class="' + classes.join(' ') + '">' + option.html + '</li>';
+      } else {
+        return "";
+      }
+    };
+    AbstractChosen.prototype.results_update_field = function() {
+      this.result_clear_highlight();
+      this.result_single_selected = null;
+      return this.results_build();
+    };
+    AbstractChosen.prototype.results_toggle = function() {
+      if (this.results_showing) {
+        return this.results_hide();
+      } else {
+        return this.results_show();
+      }
+    };
+    AbstractChosen.prototype.results_search = function(evt) {
+      if (this.results_showing) {
+        return this.winnow_results();
+      } else {
+        return this.results_show();
+      }
+    };
+    AbstractChosen.prototype.keyup_checker = function(evt) {
+      var stroke, _ref;
+      stroke = (_ref = evt.which) != null ? _ref : evt.keyCode;
+      this.search_field_scale();
+      switch (stroke) {
+        case 8:
+          if (this.is_multiple && this.backstroke_length < 1 && this.choices > 0) {
+            return this.keydown_backstroke();
+          } else if (!this.pending_backstroke) {
+            this.result_clear_highlight();
+            return this.results_search();
+          }
+          break;
+        case 13:
+          evt.preventDefault();
+          if (this.results_showing) {
+            return this.result_select(evt);
+          }
+          break;
+        case 27:
+          if (this.results_showing) {
+            return this.results_hide();
+          }
+          break;
+        case 9:
+        case 38:
+        case 40:
+        case 16:
+        case 91:
+        case 17:
+          break;
+        default:
+          return this.results_search();
+      }
+    };
+    AbstractChosen.prototype.generate_field_id = function() {
+      var new_id;
+      new_id = this.generate_random_id();
+      this.form_field.id = new_id;
+      return new_id;
+    };
+    AbstractChosen.prototype.generate_random_char = function() {
+      var chars, newchar, rand;
+      chars = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXTZ";
+      rand = Math.floor(Math.random() * chars.length);
+      return newchar = chars.substring(rand, rand + 1);
+    };
+    return AbstractChosen;
+  })();
+  root.AbstractChosen = AbstractChosen;
+}).call(this);
 (function() {
   /*
   Chosen source: generate output using 'cake build'
   Copyright (c) 2011 by Harvest
   */  var $, Chosen, get_side_border_padding, root;
-  var __bind = function(fn, me){ return function(){ return fn.apply(me, arguments); }; };
+  var __hasProp = Object.prototype.hasOwnProperty, __extends = function(child, parent) {
+    for (var key in parent) { if (__hasProp.call(parent, key)) child[key] = parent[key]; }
+    function ctor() { this.constructor = child; }
+    ctor.prototype = parent.prototype;
+    child.prototype = new ctor;
+    child.__super__ = parent.prototype;
+    return child;
+  }, __bind = function(fn, me){ return function(){ return fn.apply(me, arguments); }; };
   root = this;
   $ = jQuery;
   $.fn.extend({
@@ -28,27 +243,16 @@
     }
   });
   Chosen = (function() {
-    function Chosen(elmn) {
+    __extends(Chosen, AbstractChosen);
-      this.set_default_values();
+    function Chosen() {
-      this.form_field = elmn;
+      Chosen.__super__.constructor.apply(this, arguments);
-      this.form_field_jq = $(this.form_field);
-      this.is_multiple = this.form_field.multiple;
-      this.is_rtl = this.form_field_jq.hasClass("chzn-rtl");
-      this.default_text_default = this.form_field.multiple ? "Select Some Options" : "Select an Option";
-      this.set_up_html();
-      this.register_observers();
-      this.form_field_jq.addClass("chzn-done");
     }
-    Chosen.prototype.set_default_values = function() {
+    Chosen.prototype.setup = function() {
-      this.click_test_action = __bind(function(evt) {
+      this.form_field_jq = $(this.form_field);
-        return this.test_active_click(evt);
+      return this.is_rtl = this.form_field_jq.hasClass("chzn-rtl");
-      }, this);
+    };
-      this.active_field = false;
+    Chosen.prototype.finish_setup = function() {
-      this.mouse_on_container = false;
+      return this.form_field_jq.addClass("chzn-done");
-      this.results_showing = false;
-      this.result_highlighted = null;
-      this.result_single_selected = null;
-      return this.choices = 0;
     };
     Chosen.prototype.set_up_html = function() {
       var container_div, dd_top, dd_width, sf_width;
@@ -158,27 +362,6 @@
         return this.pending_destroy_click = false;
       }
     };
-    Chosen.prototype.mouse_enter = function() {
-      return this.mouse_on_container = true;
-    };
-    Chosen.prototype.mouse_leave = function() {
-      return this.mouse_on_container = false;
-    };
-    Chosen.prototype.input_focus = function(evt) {
-      if (!this.active_field) {
-        return setTimeout((__bind(function() {
-          return this.container_mousedown();
-        }, this)), 50);
-      }
-    };
-    Chosen.prototype.input_blur = function(evt) {
-      if (!this.mouse_on_container) {
-        this.active_field = false;
-        return setTimeout((__bind(function() {
-          return this.blur_test();
-        }, this)), 100);
-      }
-    };
     Chosen.prototype.blur_test = function(evt) {
       if (!this.active_field && this.container.hasClass("chzn-container-active")) {
         return this.close_field();
@@ -254,27 +437,6 @@
         return "";
       }
     };
-    Chosen.prototype.result_add_option = function(option) {
-      var classes;
-      if (!option.disabled) {
-        option.dom_id = this.container_id + "_o_" + option.array_index;
-        classes = option.selected && this.is_multiple ? [] : ["active-result"];
-        if (option.selected) {
-          classes.push("result-selected");
-        }
-        if (option.group_array_index != null) {
-          classes.push("group-option");
-        }
-        return '<li id="' + option.dom_id + '" class="' + classes.join(' ') + '">' + option.html + '</li>';
-      } else {
-        return "";
-      }
-    };
-    Chosen.prototype.results_update_field = function() {
-      this.result_clear_highlight();
-      this.result_single_selected = null;
-      return this.results_build();
-    };
     Chosen.prototype.result_do_highlight = function(el) {
       var high_bottom, high_top, maxHeight, visible_bottom, visible_top;
       if (el.length) {
@@ -299,13 +461,6 @@
       }
       return this.result_highlight = null;
     };
-    Chosen.prototype.results_toggle = function() {
-      if (this.results_showing) {
-        return this.results_hide();
-      } else {
-        return this.results_show();
-      }
-    };
     Chosen.prototype.results_show = function() {
       var dd_top;
       if (!this.is_multiple) {
@@ -453,13 +608,6 @@
       this.form_field_jq.trigger("change");
       return this.search_field_scale();
     };
-    Chosen.prototype.results_search = function(evt) {
-      if (this.results_showing) {
-        return this.winnow_results();
-      } else {
-        return this.results_show();
-      }
-    };
     Chosen.prototype.winnow_results = function() {
       var found, option, part, parts, regex, result_id, results, searchText, startTime, startpos, text, zregex, _i, _j, _len, _len2, _ref;
       startTime = new Date();
@@ -601,41 +749,6 @@
       }
       return this.pending_backstroke = null;
     };
-    Chosen.prototype.keyup_checker = function(evt) {
-      var stroke, _ref;
-      stroke = (_ref = evt.which) != null ? _ref : evt.keyCode;
-      this.search_field_scale();
-      switch (stroke) {
-        case 8:
-          if (this.is_multiple && this.backstroke_length < 1 && this.choices > 0) {
-            return this.keydown_backstroke();
-          } else if (!this.pending_backstroke) {
-            this.result_clear_highlight();
-            return this.results_search();
-          }
-          break;
-        case 13:
-          evt.preventDefault();
-          if (this.results_showing) {
-            return this.result_select(evt);
-          }
-          break;
-        case 27:
-          if (this.results_showing) {
-            return this.results_hide();
-          }
-          break;
-        case 9:
-        case 38:
-        case 40:
-        case 16:
-        case 91:
-        case 17:
-          break;
-        default:
-          return this.results_search();
-      }
-    };
     Chosen.prototype.keydown_checker = function(evt) {
       var stroke, _ref;
       stroke = (_ref = evt.which) != null ? _ref : evt.keyCode;
@@ -692,12 +805,6 @@
         });
       }
     };
-    Chosen.prototype.generate_field_id = function() {
-      var new_id;
-      new_id = this.generate_random_id();
-      this.form_field.id = new_id;
-      return new_id;
-    };
     Chosen.prototype.generate_random_id = function() {
       var string;
       string = "sel" + this.generate_random_char() + this.generate_random_char() + this.generate_random_char();
@@ -706,12 +813,6 @@
       }
       return string;
     };
-    Chosen.prototype.generate_random_char = function() {
-      var chars, newchar, rand;
-      chars = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXTZ";
-      rand = Math.floor(Math.random() * chars.length);
-      return newchar = chars.substring(rand, rand + 1);
-    };
     return Chosen;
   })();
   get_side_border_padding = function(elmt) {
@@ -720,75 +821,3 @@
   };
   root.get_side_border_padding = get_side_border_padding;
 }).call(this);
-(function() {
-  var SelectParser;
-  SelectParser = (function() {
-    function SelectParser() {
-      this.options_index = 0;
-      this.parsed = [];
-    }
-    SelectParser.prototype.add_node = function(child) {
-      if (child.nodeName === "OPTGROUP") {
-        return this.add_group(child);
-      } else {
-        return this.add_option(child);
-      }
-    };
-    SelectParser.prototype.add_group = function(group) {
-      var group_position, option, _i, _len, _ref, _results;
-      group_position = this.parsed.length;
-      this.parsed.push({
-        array_index: group_position,
-        group: true,
-        label: group.label,
-        children: 0,
-        disabled: group.disabled
-      });
-      _ref = group.childNodes;
-      _results = [];
-      for (_i = 0, _len = _ref.length; _i < _len; _i++) {
-        option = _ref[_i];
-        _results.push(this.add_option(option, group_position, group.disabled));
-      }
-      return _results;
-    };
-    SelectParser.prototype.add_option = function(option, group_position, group_disabled) {
-      if (option.nodeName === "OPTION") {
-        if (option.text !== "") {
-          if (group_position != null) {
-            this.parsed[group_position].children += 1;
-          }
-          this.parsed.push({
-            array_index: this.parsed.length,
-            options_index: this.options_index,
-            value: option.value,
-            text: option.text,
-            html: option.innerHTML,
-            selected: option.selected,
-            disabled: group_disabled === true ? group_disabled : option.disabled,
-            group_array_index: group_position
-          });
-        } else {
-          this.parsed.push({
-            array_index: this.parsed.length,
-            options_index: this.options_index,
-            empty: true
-          });
-        }
-        return this.options_index += 1;
-      }
-    };
-    return SelectParser;
-  })();
-  SelectParser.select_to_array = function(select) {
-    var child, parser, _i, _len, _ref;
-    parser = new SelectParser();
-    _ref = select.childNodes;
-    for (_i = 0, _len = _ref.length; _i < _len; _i++) {
-      child = _ref[_i];
-      parser.add_node(child);
-    }
-    return parser.parsed;
-  };
-  this.SelectParser = SelectParser;
-}).call(this);

chosen/chosen.proto.js

@@ -7,25 +7,97 @@
 
 // MIT License, https://github.com/harvesthq/chosen/blob/master/LICENSE.md
 // This file is generated by `cake build`, do not edit it by hand.
+(function() {
+  var SelectParser;
+  SelectParser = (function() {
+    function SelectParser() {
+      this.options_index = 0;
+      this.parsed = [];
+    }
+    SelectParser.prototype.add_node = function(child) {
+      if (child.nodeName === "OPTGROUP") {
+        return this.add_group(child);
+      } else {
+        return this.add_option(child);
+      }
+    };
+    SelectParser.prototype.add_group = function(group) {
+      var group_position, option, _i, _len, _ref, _results;
+      group_position = this.parsed.length;
+      this.parsed.push({
+        array_index: group_position,
+        group: true,
+        label: group.label,
+        children: 0,
+        disabled: group.disabled
+      });
+      _ref = group.childNodes;
+      _results = [];
+      for (_i = 0, _len = _ref.length; _i < _len; _i++) {
+        option = _ref[_i];
+        _results.push(this.add_option(option, group_position, group.disabled));
+      }
+      return _results;
+    };
+    SelectParser.prototype.add_option = function(option, group_position, group_disabled) {
+      if (option.nodeName === "OPTION") {
+        if (option.text !== "") {
+          if (group_position != null) {
+            this.parsed[group_position].children += 1;
+          }
+          this.parsed.push({
+            array_index: this.parsed.length,
+            options_index: this.options_index,
+            value: option.value,
+            text: option.text,
+            html: option.innerHTML,
+            selected: option.selected,
+            disabled: group_disabled === true ? group_disabled : option.disabled,
+            group_array_index: group_position
+          });
+        } else {
+          this.parsed.push({
+            array_index: this.parsed.length,
+            options_index: this.options_index,
+            empty: true
+          });
+        }
+        return this.options_index += 1;
+      }
+    };
+    return SelectParser;
+  })();
+  SelectParser.select_to_array = function(select) {
+    var child, parser, _i, _len, _ref;
+    parser = new SelectParser();
+    _ref = select.childNodes;
+    for (_i = 0, _len = _ref.length; _i < _len; _i++) {
+      child = _ref[_i];
+      parser.add_node(child);
+    }
+    return parser.parsed;
+  };
+  this.SelectParser = SelectParser;
+}).call(this);
 (function() {
   /*
   Chosen source: generate output using 'cake build'
   Copyright (c) 2011 by Harvest
-  */  var Chosen, get_side_border_padding, root;
+  */  var AbstractChosen, root;
   var __bind = function(fn, me){ return function(){ return fn.apply(me, arguments); }; };
   root = this;
-  Chosen = (function() {
+  AbstractChosen = (function() {
-    function Chosen(elmn) {
+    function AbstractChosen(elmn) {
       this.set_default_values();
       this.form_field = elmn;
       this.is_multiple = this.form_field.multiple;
-      this.is_rtl = this.form_field.hasClassName("chzn-rtl");
+      this.default_text_default = this.is_multiple ? "Select Some Options" : "Select an Option";
-      this.default_text_default = this.form_field.multiple ? "Select Some Options" : "Select an Option";
+      this.setup();
       this.set_up_html();
       this.register_observers();
-      this.form_field.addClassName("chzn-done");
+      this.finish_setup();
     }
-    Chosen.prototype.set_default_values = function() {
+    AbstractChosen.prototype.set_default_values = function() {
       this.click_test_action = __bind(function(evt) {
         return this.test_active_click(evt);
       }, this);
@@ -34,7 +106,142 @@
       this.results_showing = false;
       this.result_highlighted = null;
       this.result_single_selected = null;
-      this.choices = 0;
+      return this.choices = 0;
+    };
+    AbstractChosen.prototype.mouse_enter = function() {
+      return this.mouse_on_container = true;
+    };
+    AbstractChosen.prototype.mouse_leave = function() {
+      return this.mouse_on_container = false;
+    };
+    AbstractChosen.prototype.input_focus = function(evt) {
+      if (!this.active_field) {
+        return setTimeout((__bind(function() {
+          return this.container_mousedown();
+        }, this)), 50);
+      }
+    };
+    AbstractChosen.prototype.input_blur = function(evt) {
+      if (!this.mouse_on_container) {
+        this.active_field = false;
+        return setTimeout((__bind(function() {
+          return this.blur_test();
+        }, this)), 100);
+      }
+    };
+    AbstractChosen.prototype.result_add_option = function(option) {
+      var classes;
+      if (!option.disabled) {
+        option.dom_id = this.container_id + "_o_" + option.array_index;
+        classes = option.selected && this.is_multiple ? [] : ["active-result"];
+        if (option.selected) {
+          classes.push("result-selected");
+        }
+        if (option.group_array_index != null) {
+          classes.push("group-option");
+        }
+        return '<li id="' + option.dom_id + '" class="' + classes.join(' ') + '">' + option.html + '</li>';
+      } else {
+        return "";
+      }
+    };
+    AbstractChosen.prototype.results_update_field = function() {
+      this.result_clear_highlight();
+      this.result_single_selected = null;
+      return this.results_build();
+    };
+    AbstractChosen.prototype.results_toggle = function() {
+      if (this.results_showing) {
+        return this.results_hide();
+      } else {
+        return this.results_show();
+      }
+    };
+    AbstractChosen.prototype.results_search = function(evt) {
+      if (this.results_showing) {
+        return this.winnow_results();
+      } else {
+        return this.results_show();
+      }
+    };
+    AbstractChosen.prototype.keyup_checker = function(evt) {
+      var stroke, _ref;
+      stroke = (_ref = evt.which) != null ? _ref : evt.keyCode;
+      this.search_field_scale();
+      switch (stroke) {
+        case 8:
+          if (this.is_multiple && this.backstroke_length < 1 && this.choices > 0) {
+            return this.keydown_backstroke();
+          } else if (!this.pending_backstroke) {
+            this.result_clear_highlight();
+            return this.results_search();
+          }
+          break;
+        case 13:
+          evt.preventDefault();
+          if (this.results_showing) {
+            return this.result_select(evt);
+          }
+          break;
+        case 27:
+          if (this.results_showing) {
+            return this.results_hide();
+          }
+          break;
+        case 9:
+        case 38:
+        case 40:
+        case 16:
+        case 91:
+        case 17:
+          break;
+        default:
+          return this.results_search();
+      }
+    };
+    AbstractChosen.prototype.generate_field_id = function() {
+      var new_id;
+      new_id = this.generate_random_id();
+      this.form_field.id = new_id;
+      return new_id;
+    };
+    AbstractChosen.prototype.generate_random_char = function() {
+      var chars, newchar, rand;
+      chars = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXTZ";
+      rand = Math.floor(Math.random() * chars.length);
+      return newchar = chars.substring(rand, rand + 1);
+    };
+    return AbstractChosen;
+  })();
+  root.AbstractChosen = AbstractChosen;
+}).call(this);
+(function() {
+  /*
+  Chosen source: generate output using 'cake build'
+  Copyright (c) 2011 by Harvest
+  */  var Chosen, get_side_border_padding, root;
+  var __hasProp = Object.prototype.hasOwnProperty, __extends = function(child, parent) {
+    for (var key in parent) { if (__hasProp.call(parent, key)) child[key] = parent[key]; }
+    function ctor() { this.constructor = child; }
+    ctor.prototype = parent.prototype;
+    child.prototype = new ctor;
+    child.__super__ = parent.prototype;
+    return child;
+  }, __bind = function(fn, me){ return function(){ return fn.apply(me, arguments); }; };
+  root = this;
+  Chosen = (function() {
+    __extends(Chosen, AbstractChosen);
+    function Chosen() {
+      Chosen.__super__.constructor.apply(this, arguments);
+    }
+    Chosen.prototype.setup = function() {
+      return this.is_rtl = this.form_field.hasClassName("chzn-rtl");
+    };
+    Chosen.prototype.finish_setup = function() {
+      return this.form_field.addClassName("chzn-done");
+    };
+    Chosen.prototype.set_default_values = function() {
+      Chosen.__super__.set_default_values.call(this);
       this.single_temp = new Template('<a href="javascript:void(0)" class="chzn-single"><span>#{default}</span><div><b></b></div></a><div class="chzn-drop" style="left:-9000px;"><div class="chzn-search"><input type="text" autocomplete="off" /></div><ul class="chzn-results"></ul></div>');
       this.multi_temp = new Template('<ul class="chzn-choices"><li class="search-field"><input type="text" value="#{default}" class="default" autocomplete="off" style="width:25px;" /></li></ul><div class="chzn-drop" style="left:-9000px;"><ul class="chzn-results"></ul></div>');
       this.choice_temp = new Template('<li class="search-choice" id="#{id}"><span>#{choice}</span><a href="javascript:void(0)" class="search-choice-close" rel="#{position}"></a></li>');
@@ -148,23 +355,6 @@
         return this.pending_destroy_click = false;
       }
     };
-    Chosen.prototype.mouse_enter = function() {
-      return this.mouse_on_container = true;
-    };
-    Chosen.prototype.mouse_leave = function() {
-      return this.mouse_on_container = false;
-    };
-    Chosen.prototype.input_focus = function(evt) {
-      if (!this.active_field) {
-        return setTimeout(this.container_mousedown.bind(this), 50);
-      }
-    };
-    Chosen.prototype.input_blur = function(evt) {
-      if (!this.mouse_on_container) {
-        this.active_field = false;
-        return setTimeout(this.blur_test.bind(this), 100);
-      }
-    };
     Chosen.prototype.blur_test = function(evt) {
       if (!this.active_field && this.container.hasClassName("chzn-container-active")) {
         return this.close_field();
@@ -240,27 +430,6 @@
         return "";
       }
     };
-    Chosen.prototype.result_add_option = function(option) {
-      var classes;
-      if (!option.disabled) {
-        option.dom_id = this.container_id + "_o_" + option.array_index;
-        classes = option.selected && this.is_multiple ? [] : ["active-result"];
-        if (option.selected) {
-          classes.push("result-selected");
-        }
-        if (option.group_array_index != null) {
-          classes.push("group-option");
-        }
-        return '<li id="' + option.dom_id + '" class="' + classes.join(' ') + '">' + option.html + '</li>';
-      } else {
-        return "";
-      }
-    };
-    Chosen.prototype.results_update_field = function() {
-      this.result_clear_highlight();
-      this.result_single_selected = null;
-      return this.results_build();
-    };
     Chosen.prototype.result_do_highlight = function(el) {
       var high_bottom, high_top, maxHeight, visible_bottom, visible_top;
       this.result_clear_highlight();
@@ -283,13 +452,6 @@
       }
       return this.result_highlight = null;
     };
-    Chosen.prototype.results_toggle = function() {
-      if (this.results_showing) {
-        return this.results_hide();
-      } else {
-        return this.results_show();
-      }
-    };
     Chosen.prototype.results_show = function() {
       var dd_top;
       if (!this.is_multiple) {
@@ -446,13 +608,6 @@
       }
       return this.search_field_scale();
     };
-    Chosen.prototype.results_search = function(evt) {
-      if (this.results_showing) {
-        return this.winnow_results();
-      } else {
-        return this.results_show();
-      }
-    };
     Chosen.prototype.winnow_results = function() {
       var found, option, part, parts, regex, result_id, results, searchText, startTime, startpos, text, zregex, _i, _j, _len, _len2, _ref;
       startTime = new Date();
@@ -605,41 +760,6 @@
       }
       return this.pending_backstroke = null;
     };
-    Chosen.prototype.keyup_checker = function(evt) {
-      var stroke, _ref;
-      stroke = (_ref = evt.which) != null ? _ref : evt.keyCode;
-      this.search_field_scale();
-      switch (stroke) {
-        case 8:
-          if (this.is_multiple && this.backstroke_length < 1 && this.choices > 0) {
-            return this.keydown_backstroke();
-          } else if (!this.pending_backstroke) {
-            this.result_clear_highlight();
-            return this.results_search();
-          }
-          break;
-        case 13:
-          evt.preventDefault();
-          if (this.results_showing) {
-            return this.result_select(evt);
-          }
-          break;
-        case 27:
-          if (this.results_showing) {
-            return this.results_hide();
-          }
-          break;
-        case 9:
-        case 38:
-        case 40:
-        case 16:
-        case 91:
-        case 17:
-          break;
-        default:
-          return this.results_search();
-      }
-    };
     Chosen.prototype.keydown_checker = function(evt) {
       var stroke, _ref;
       stroke = (_ref = evt.which) != null ? _ref : evt.keyCode;
@@ -718,75 +838,3 @@
   };
   root.get_side_border_padding = get_side_border_padding;
 }).call(this);
-(function() {
-  var SelectParser;
-  SelectParser = (function() {
-    function SelectParser() {
-      this.options_index = 0;
-      this.parsed = [];
-    }
-    SelectParser.prototype.add_node = function(child) {
-      if (child.nodeName === "OPTGROUP") {
-        return this.add_group(child);
-      } else {
-        return this.add_option(child);
-      }
-    };
-    SelectParser.prototype.add_group = function(group) {
-      var group_position, option, _i, _len, _ref, _results;
-      group_position = this.parsed.length;
-      this.parsed.push({
-        array_index: group_position,
-        group: true,
-        label: group.label,
-        children: 0,
-        disabled: group.disabled
-      });
-      _ref = group.childNodes;
-      _results = [];
-      for (_i = 0, _len = _ref.length; _i < _len; _i++) {
-        option = _ref[_i];
-        _results.push(this.add_option(option, group_position, group.disabled));
-      }
-      return _results;
-    };
-    SelectParser.prototype.add_option = function(option, group_position, group_disabled) {
-      if (option.nodeName === "OPTION") {
-        if (option.text !== "") {
-          if (group_position != null) {
-            this.parsed[group_position].children += 1;
-          }
-          this.parsed.push({
-            array_index: this.parsed.length,
-            options_index: this.options_index,
-            value: option.value,
-            text: option.text,
-            html: option.innerHTML,
-            selected: option.selected,
-            disabled: group_disabled === true ? group_disabled : option.disabled,
-            group_array_index: group_position
-          });
-        } else {
-          this.parsed.push({
-            array_index: this.parsed.length,
-            options_index: this.options_index,
-            empty: true
-          });
-        }
-        return this.options_index += 1;
-      }
-    };
-    return SelectParser;
-  })();
-  SelectParser.select_to_array = function(select) {
-    var child, parser, _i, _len, _ref;
-    parser = new SelectParser();
-    _ref = select.childNodes;
-    for (_i = 0, _len = _ref.length; _i < _len; _i++) {
-      child = _ref[_i];
-      parser.add_node(child);
-    }
-    return parser.parsed;
-  };
-  this.SelectParser = SelectParser;
-}).call(this);

coffee/chosen.jquery.coffee

@@ -14,32 +14,15 @@ $.fn.extend({
     )
 }) 
 
-class Chosen
+class Chosen extends AbstractChosen
 
-  constructor: (elmn) ->
+  setup: ->
-    this.set_default_values()
-    
-    @form_field = elmn
     @form_field_jq = $ @form_field
-    @is_multiple = @form_field.multiple
     @is_rtl = @form_field_jq.hasClass "chzn-rtl"
 
-    @default_text_default = if @form_field.multiple then "Select Some Options" else "Select an Option"
+  finish_setup: ->
-
-    this.set_up_html()
-    this.register_observers()
     @form_field_jq.addClass "chzn-done"
 
-  set_default_values: ->
-    
-    @click_test_action = (evt) => this.test_active_click(evt)
-    @active_field = false
-    @mouse_on_container = false
-    @results_showing = false
-    @result_highlighted = null
-    @result_single_selected = null
-    @choices = 0
-
   set_up_html: ->
     @container_id = if @form_field.id.length then @form_field.id.replace(/(:|\.)/g, '_') else this.generate_field_id()
     @container_id += "_chzn"
@@ -125,17 +108,6 @@ class Chosen
     else
       @pending_destroy_click = false
 
-  mouse_enter: -> @mouse_on_container = true
-  mouse_leave: -> @mouse_on_container = false
-
-  input_focus: (evt) ->
-    setTimeout (=> this.container_mousedown()), 50 unless @active_field
-  
-  input_blur: (evt) ->
-    if not @mouse_on_container
-      @active_field = false
-      setTimeout (=> this.blur_test()), 100
-
   blur_test: (evt) ->
     this.close_field() if not @active_field and @container.hasClass "chzn-container-active"
 
@@ -210,23 +182,6 @@ class Chosen
     else
       ""
   
-  result_add_option: (option) ->
-    if not option.disabled
-      option.dom_id = @container_id + "_o_" + option.array_index
-      
-      classes = if option.selected and @is_multiple then [] else ["active-result"]
-      classes.push "result-selected" if option.selected
-      classes.push "group-option" if option.group_array_index?
-      
-      '<li id="' + option.dom_id + '" class="' + classes.join(' ') + '">' + option.html + '</li>'
-    else
-      ""
-
-  results_update_field: ->
-    this.result_clear_highlight()
-    @result_single_selected = null
-    this.results_build()
-
   result_do_highlight: (el) ->
     if el.length
       this.result_clear_highlight()
@@ -250,12 +205,6 @@ class Chosen
     @result_highlight.removeClass "highlighted" if @result_highlight
     @result_highlight = null
 
-  results_toggle: ->
-    if @results_showing
-      this.results_hide()
-    else
-      this.results_show()
-
   results_show: ->
     if not @is_multiple
       @selected_item.addClass "chzn-single-with-drop"
@@ -389,12 +338,6 @@ class Chosen
     @form_field_jq.trigger "change"
     this.search_field_scale()
 
-  results_search: (evt) ->
-    if @results_showing
-      this.winnow_results()
-    else
-      this.results_show()
-
   winnow_results: ->
     startTime = new Date()
     this.no_results_clear()
@@ -508,27 +451,6 @@ class Chosen
     @pending_backstroke.removeClass "search-choice-focus" if @pending_backstroke
     @pending_backstroke = null
 
-  keyup_checker: (evt) ->
-    stroke = evt.which ? evt.keyCode
-    this.search_field_scale()
-
-    switch stroke
-      when 8
-        if @is_multiple and @backstroke_length < 1 and @choices > 0
-          this.keydown_backstroke()
-        else if not @pending_backstroke
-          this.result_clear_highlight()
-          this.results_search()
-      when 13
-        evt.preventDefault()
-        this.result_select(evt) if this.results_showing
-      when 27
-        this.results_hide() if @results_showing
-      when 9, 38, 40, 16, 91, 17
-        # don't do anything on these keys
-      else this.results_search()
-
-
   keydown_checker: (evt) ->
     stroke = evt.which ? evt.keyCode
     this.search_field_scale()
@@ -580,22 +502,12 @@ class Chosen
       dd_top = @container.height()
       @dropdown.css({"top":  dd_top + "px"})
   
-  generate_field_id: ->
-    new_id = this.generate_random_id()
-    @form_field.id = new_id
-    new_id
-  
   generate_random_id: ->
     string = "sel" + this.generate_random_char() + this.generate_random_char() + this.generate_random_char()
     while $("#" + string).length > 0
       string += this.generate_random_char()
     string
     
-  generate_random_char: ->
-    chars = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXTZ";
-    rand = Math.floor(Math.random() * chars.length)
-    newchar = chars.substring rand, rand+1
-
 get_side_border_padding = (elmt) ->
   side_border_padding = elmt.outerWidth() - elmt.width()
 

coffee/chosen.proto.coffee

@@ -4,31 +4,16 @@ Copyright (c) 2011 by Harvest
 ###
 root = this
 
-class Chosen
+class Chosen extends AbstractChosen
 
-  constructor: (elmn) ->
+  setup: ->
-    this.set_default_values()
-    
-    @form_field = elmn
-    @is_multiple = @form_field.multiple
     @is_rtl = @form_field.hasClassName "chzn-rtl"
 
-    @default_text_default = if @form_field.multiple then "Select Some Options" else "Select an Option"
+  finish_setup: ->
-
-    this.set_up_html()
-    this.register_observers()
     @form_field.addClassName "chzn-done"
 
-
   set_default_values: ->
-    
+    super()
-    @click_test_action = (evt) => this.test_active_click(evt)
-    @active_field = false
-    @mouse_on_container = false
-    @results_showing = false
-    @result_highlighted = null
-    @result_single_selected = null
-    @choices = 0
     
     # HTML Templates
     @single_temp = new Template('<a href="javascript:void(0)" class="chzn-single"><span>#{default}</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>')
@@ -36,7 +21,6 @@ class Chosen
     @choice_temp = new Template('<li class="search-choice" id="#{id}"><span>#{choice}</span><a href="javascript:void(0)" class="search-choice-close" rel="#{position}"></a></li>')
     @no_results_temp = new Template('<li class="no-results">No results match "<span>#{terms}</span>"</li>')
 
-
   set_up_html: ->
     @container_id = @form_field.identify().replace(/(:|\.)/g, '_') + "_chzn"
     
@@ -79,7 +63,6 @@ class Chosen
     this.results_build()
     this.set_tab_index()
 
-
   register_observers: ->
     @container.observe "mousedown", (evt) => this.container_mousedown(evt)
     @container.observe "mouseenter", (evt) => this.mouse_enter(evt)
@@ -101,7 +84,6 @@ class Chosen
     else
       @selected_item.observe "focus", (evt) => this.activate_field(evt)
 
-
   container_mousedown: (evt) ->
     if evt and evt.type is "mousedown"
       evt.stop()
@@ -117,17 +99,6 @@ class Chosen
     else
       @pending_destroy_click = false
 
-  mouse_enter: -> @mouse_on_container = true
-  mouse_leave: -> @mouse_on_container = false
-
-  input_focus: (evt) ->
-    setTimeout this.container_mousedown.bind(this), 50 unless @active_field
-  
-  input_blur: (evt) ->
-    if not @mouse_on_container
-      @active_field = false
-      setTimeout this.blur_test.bind(this), 100
-
   blur_test: (evt) ->
     this.close_field() if not @active_field and @container.hasClassName("chzn-container-active")
 
@@ -202,23 +173,6 @@ class Chosen
     else
       ""
   
-  result_add_option: (option) ->
-    if not option.disabled
-      option.dom_id = @container_id + "_o_" + option.array_index
-      
-      classes = if option.selected and @is_multiple then [] else ["active-result"]
-      classes.push "result-selected" if option.selected
-      classes.push "group-option" if option.group_array_index?
-      
-      '<li id="' + option.dom_id + '" class="' + classes.join(' ') + '">' + option.html + '</li>'
-    else
-      ""
-
-  results_update_field: ->
-    this.result_clear_highlight()
-    @result_single_selected = null
-    this.results_build()
-
   result_do_highlight: (el) ->
       this.result_clear_highlight()
 
@@ -241,12 +195,6 @@ class Chosen
     @result_highlight.removeClassName('highlighted') if @result_highlight
     @result_highlight = null
 
-  results_toggle: ->
-    if @results_showing
-      this.results_hide()
-    else
-      this.results_show()
-
   results_show: ->
     if not @is_multiple
       @selected_item.addClassName('chzn-single-with-drop')
@@ -382,12 +330,6 @@ class Chosen
     @form_field.simulate("change") if typeof Event.simulate is 'function'
     this.search_field_scale()
 
-  results_search: (evt) ->
-    if @results_showing
-      this.winnow_results()
-    else
-      this.results_show()
-
   winnow_results: ->
     startTime = new Date()
     this.no_results_clear()
@@ -506,27 +448,6 @@ class Chosen
     @pending_backstroke.removeClassName("search-choice-focus") if @pending_backstroke
     @pending_backstroke = null
 
-  keyup_checker: (evt) ->
-    stroke = evt.which ? evt.keyCode
-    this.search_field_scale()
-
-    switch stroke
-      when 8
-        if @is_multiple and @backstroke_length < 1 and @choices > 0
-          this.keydown_backstroke()
-        else if not @pending_backstroke
-          this.result_clear_highlight()
-          this.results_search()
-      when 13
-        evt.preventDefault()
-        this.result_select(evt) if this.results_showing
-      when 27
-        this.results_hide() if @results_showing
-      when 9, 38, 40, 16, 91, 17
-        # don't do anything on these keys
-      else this.results_search()
-
-
   keydown_checker: (evt) ->
     stroke = evt.which ? evt.keyCode
     this.search_field_scale()
@@ -546,7 +467,6 @@ class Chosen
       when 40
         this.keydown_arrow()
 
-
   search_field_scale: ->
     if @is_multiple
       h = 0

coffee/lib/abstract-chosen.coffee

@@ -0,0 +1,102 @@
+###
+Chosen source: generate output using 'cake build'
+Copyright (c) 2011 by Harvest
+###
+root = this
+
+class AbstractChosen
+
+  constructor: (elmn) ->
+    this.set_default_values()
+    
+    @form_field = elmn
+    @is_multiple = @form_field.multiple
+    @default_text_default = if @is_multiple then "Select Some Options" else "Select an Option"
+
+    this.setup()
+
+    this.set_up_html()
+    this.register_observers()
+
+    this.finish_setup()
+
+  set_default_values: ->
+    @click_test_action = (evt) => this.test_active_click(evt)
+    @active_field = false
+    @mouse_on_container = false
+    @results_showing = false
+    @result_highlighted = null
+    @result_single_selected = null
+    @choices = 0
+
+  mouse_enter: -> @mouse_on_container = true
+  mouse_leave: -> @mouse_on_container = false
+
+  input_focus: (evt) ->
+    setTimeout (=> this.container_mousedown()), 50 unless @active_field
+  
+  input_blur: (evt) ->
+    if not @mouse_on_container
+      @active_field = false
+      setTimeout (=> this.blur_test()), 100
+
+  result_add_option: (option) ->
+    if not option.disabled
+      option.dom_id = @container_id + "_o_" + option.array_index
+      
+      classes = if option.selected and @is_multiple then [] else ["active-result"]
+      classes.push "result-selected" if option.selected
+      classes.push "group-option" if option.group_array_index?
+      
+      '<li id="' + option.dom_id + '" class="' + classes.join(' ') + '">' + option.html + '</li>'
+    else
+      ""
+
+  results_update_field: ->
+    this.result_clear_highlight()
+    @result_single_selected = null
+    this.results_build()
+
+  results_toggle: ->
+    if @results_showing
+      this.results_hide()
+    else
+      this.results_show()
+
+  results_search: (evt) ->
+    if @results_showing
+      this.winnow_results()
+    else
+      this.results_show()
+
+  keyup_checker: (evt) ->
+    stroke = evt.which ? evt.keyCode
+    this.search_field_scale()
+
+    switch stroke
+      when 8
+        if @is_multiple and @backstroke_length < 1 and @choices > 0
+          this.keydown_backstroke()
+        else if not @pending_backstroke
+          this.result_clear_highlight()
+          this.results_search()
+      when 13
+        evt.preventDefault()
+        this.result_select(evt) if this.results_showing
+      when 27
+        this.results_hide() if @results_showing
+      when 9, 38, 40, 16, 91, 17
+        # don't do anything on these keys
+      else this.results_search()
+
+  generate_field_id: ->
+    new_id = this.generate_random_id()
+    @form_field.id = new_id
+    new_id
+  
+  generate_random_char: ->
+    chars = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXTZ"
+    rand = Math.floor(Math.random() * chars.length)
+    newchar = chars.substring rand, rand+1
+
+root.AbstractChosen = AbstractChosen