From fecd7e24a5ba03e9034b3a60d88463eda8341467 Mon Sep 17 00:00:00 2001 From: Patrick Filler Date: Fri, 8 Jul 2011 16:30:32 -0400 Subject: [PATCH] Re-factor Chosen into Coffescript --- chosen/chosen.proto.js | 1403 +++++++++++++++++++----------------- chosen/chosen.proto.min.js | 2 +- coffee/chosen.proto.coffee | 631 ++++++++++++++++ 3 files changed, 1367 insertions(+), 669 deletions(-) create mode 100644 coffee/chosen.proto.coffee diff --git a/chosen/chosen.proto.js b/chosen/chosen.proto.js index ed85c8e..26931da 100644 --- a/chosen/chosen.proto.js +++ b/chosen/chosen.proto.js @@ -1,696 +1,763 @@ -/*! - -Chosen for Protoype.js -by Patrick Filler for Harvest - -Copyright (c) 2011 Harvest - -Permission is hereby granted, free of charge, to any person obtaining a copy -of this software and associated documentation files (the "Software"), to deal -in the Software without restriction, including without limitation the rights -to use, copy, modify, merge, publish, distribute, sublicense, and/or sell -copies of the Software, and to permit persons to whom the Software is -furnished to do so, subject to the following conditions: - -The above copyright notice and this permission notice shall be included in -all copies or substantial portions of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE -AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER -LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, -OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN -THE SOFTWARE. - -*/ - -var Chosen; -Chosen = Class.create(); - -Chosen.prototype = { +(function() { + /* + Chosen for Protoype.js + by Patrick Filler for Harvest - active_field : false, - mouse_on_container : false, - - results_showing: false, - - result_highlighted : null, - result_single_selected : null, - - choices: 0, + Copyright (c) 2011 Harvest - // HTML Templates - single_temp : new Template('#{default}
'), - multi_temp : new Template('
'), + Permission is hereby granted, free of charge, to any person obtaining a copy + of this software and associated documentation files (the "Software"), to deal + in the Software without restriction, including without limitation the rights + to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + copies of the Software, and to permit persons to whom the Software is + furnished to do so, subject to the following conditions: - choice_temp : new Template('
  • #{choice}
    • '), - no_results_temp : new Template('
  • No results match "#{terms}"
    • '), - - initialize: function(el){ - if(!Prototype.Browser.IE7 && !Prototype.Browser.IE6){ - this.form_field = el; + The above copyright notice and this permission notice shall be included in + all copies or substantial portions of the Software. + + THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + THE SOFTWARE. + */ var Chosen, OptionsParser, get_side_border_padding, root; + var __bind = function(fn, me){ return function(){ return fn.apply(me, arguments); }; }; + root = typeof exports !== "undefined" && exports !== null ? exports : this; + Chosen = (function() { + function Chosen(elmn) { + this.set_default_values(); + this.form_field = elmn; this.is_multiple = this.form_field.multiple; - this.form_field.observe("liszt:updated", this.results_update_field.bindAsEventListener(this)); - - this.default_text_default = (this.form_field.multiple) ? "Select Some Options" : "Select an Option"; - - this.click_test_action = this.test_active_click.bindAsEventListener(this); - + this.default_text_default = this.form_field.multiple ? "Select Some Options" : "Select an Option"; this.set_up_html(); this.register_observers(); } - }, - - set_up_html: function(){ - this.container_id = this.form_field.id + "_chzn"; - - this.f_width = (this.form_field.getStyle("width")) ? parseInt( this.form_field.getStyle("width"), 10 ) : this.form_field.getWidth(); - var container_props = { - 'id': this.container_id, - 'class':'chzn-container', - 'style':'width:'+ this.f_width +'px' + Chosen.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; + this.choices = 0; + this.single_temp = new Template('#{default}
    '); + this.multi_temp = new Template('
    '); + this.choice_temp = new Template('
  • #{choice}
    • '); + return this.no_results_temp = new Template('
  • No results match "#{terms}"
    • '); }; - - this.default_text = this.form_field.readAttribute('title') ? this.form_field.readAttribute('title') : this.default_text_default - - var base_template = ( this.is_multiple ) ? new Element('div', container_props).update( this.multi_temp.evaluate({ "default": this.default_text}) ) : new Element('div', container_props).update( this.single_temp.evaluate({ "default":this.default_text }) ); - - this.form_field.hide().insert({ after: base_template }); - - this.container = $(this.container_id); - this.container.addClassName( "chzn-container-" + ((this.is_multiple) ? "multi" : "single") ); - this.dropdown = this.container.down('div.chzn-drop'); - - var dd_top = this.container.getHeight(); - var dd_width = (this.f_width - get_side_border_padding(this.dropdown)); - - this.dropdown.setStyle({"width": dd_width + "px", "top": dd_top + "px"}); - - this.search_field = this.container.down('input'); - this.search_results = this.container.down('ul.chzn-results'); - this.search_field_scale(); - - this.search_no_results = this.container.down('li.no-results'); - - if( !this.is_multiple ){ - this.search_container = this.container.down('div.chzn-search'); - this.selected_item = this.container.down('.chzn-single'); - var sf_width = (dd_width - get_side_border_padding(this.search_container) - get_side_border_padding(this.search_field)); - this.search_field.setStyle( {"width" : sf_width + "px"} ); - } - else{ - this.search_choices = this.container.down('ul.chzn-choices'); - this.search_container = this.container.down('li.search-field'); - this.search_choices.observe("click", this.choices_click.bindAsEventListener(this)); - } - - this.results_build(); - }, - - register_observers: function(){ - this.container.observe("click", this.container_click.bindAsEventListener(this)); - - this.container.observe("mouseenter", this.mouse_enter.bindAsEventListener(this)); - this.container.observe("mouseleave", this.mouse_leave.bindAsEventListener(this)); - - this.search_field.observe("blur", this.input_blur.bindAsEventListener(this)); - this.search_field.observe("keyup", this.keyup_checker.bindAsEventListener(this)); - this.search_field.observe("keydown", this.keydown_checker.bindAsEventListener(this)); - this.set_tab_index(); - - this.search_results.observe("click", this.search_results_click.bindAsEventListener(this) ); - this.search_results.observe("mouseover", this.search_results_mouseover.bindAsEventListener(this) ); - this.search_results.observe("mouseout", this.search_results_mouseout.bindAsEventListener(this) ); - - if( !this.is_multiple ){ this.selected_item.observe("focus", this.activate_field.bindAsEventListener(this)); } - this.search_field.observe("focus", this.input_focus.bindAsEventListener(this)); - }, - - set_tab_index: function(el){ - if(this.form_field.tabIndex){ - var ti = this.form_field.tabIndex; - this.form_field.tabIndex = -1; - - if( !this.is_multiple ){ - this.selected_item.tabIndex = ti; + Chosen.prototype.set_up_html = function() { + var base_template, container_props, dd_top, dd_width, sf_width; + this.container_id = this.form_field.id + "_chzn"; + this.f_width = this.form_field.getStyle("width") ? parseInt(this.form_field.getStyle("width"), 10) : this.form_field.getWidth(); + container_props = { + 'id': this.container_id, + 'class': 'chzn-container', + 'style': 'width: ' + this.f_width + 'px' + }; + this.default_text = this.form_field.readAttribute('title') ? this.form_field.readAttribute('title') : this.default_text_default; + base_template = this.is_multiple ? new Element('div', container_props).update(this.multi_temp.evaluate({ + "default": this.default_text + })) : new Element('div', container_props).update(this.single_temp.evaluate({ + "default": this.default_text + })); + this.form_field.hide().insert({ + after: base_template + }); + this.container = $(this.container_id); + this.container.addClassName("chzn-container-" + (this.is_multiple ? "multi" : "single")); + this.dropdown = this.container.down('div.chzn-drop'); + dd_top = this.container.getHeight(); + dd_width = this.f_width - get_side_border_padding(this.dropdown); + this.dropdown.setStyle({ + "width": dd_width + "px", + "top": dd_top + "px" + }); + this.search_field = this.container.down('input'); + this.search_results = this.container.down('ul.chzn-results'); + this.search_field_scale(); + this.search_no_results = this.container.down('li.no-results'); + if (this.is_multiple) { + this.search_choices = this.container.down('ul.chzn-choices'); + this.search_container = this.container.down('li.search-field'); + } else { + this.search_container = this.container.down('div.chzn-search'); + this.selected_item = this.container.down('.chzn-single'); + sf_width = dd_width - get_side_border_padding(this.search_container) - get_side_border_padding(this.search_field); + this.search_field.setStyle({ + "width": sf_width + "px" + }); + } + this.results_build(); + return this.set_tab_index(); + }; + Chosen.prototype.register_observers = function() { + this.container.observe("click", __bind(function(evt) { + return this.container_click(evt); + }, this)); + this.container.observe("mouseenter", __bind(function(evt) { + return this.mouse_enter(evt); + }, this)); + this.container.observe("mouseleave", __bind(function(evt) { + return this.mouse_leave(evt); + }, this)); + this.search_results.observe("click", __bind(function(evt) { + return this.search_results_click(evt); + }, this)); + this.search_results.observe("mouseover", __bind(function(evt) { + return this.search_results_mouseover(evt); + }, this)); + this.search_results.observe("mouseout", __bind(function(evt) { + return this.search_results_mouseout(evt); + }, this)); + this.form_field.observe("liszt:updated", __bind(function(evt) { + return this.results_update_field(evt); + }, this)); + this.search_field.observe("blur", __bind(function(evt) { + return this.input_blur(evt); + }, this)); + this.search_field.observe("keyup", __bind(function(evt) { + return this.keyup_checker(evt); + }, this)); + this.search_field.observe("keydown", __bind(function(evt) { + return this.keydown_checker(evt); + }, this)); + if (this.is_multiple) { + this.search_choices.observe("click", __bind(function(evt) { + return this.choices_click(evt); + }, this)); + return this.search_field.observe("focus", __bind(function(evt) { + return this.input_focus(evt); + }, this)); + } else { + return this.selected_item.observe("focus", __bind(function(evt) { + return this.activate_field(evt); + }, this)); + } + }; + Chosen.prototype.container_click = function(evt) { + if (evt && evt.type === "click") { + evt.stop(); + if (!this.pending_destroy_click) { + if (!this.active_field) { + if (this.is_multiple) { + this.search_field.clear(); + } + document.observe("click", this.click_test_action); + this.results_show(); + } else if (!this.is_multiple && evt && (evt.target === this.selected_item || evt.target.up("a.chzn-single"))) { + this.results_show(); + } + return this.activate_field(); + } else { + 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_click.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(); + } + }; + Chosen.prototype.close_field = function() { + document.stopObserving("click", this.click_test_action); + if (!this.is_multiple) { + this.selected_item.tabIndex = this.search_field.tabIndex; this.search_field.tabIndex = -1; } - else{ this.search_field.tabIndex = ti; } - } - }, - - container_click: function(evt){ - if(evt && evt.type=="click"){ evt.stop(); } - if( !this.pending_destroy_click ){ - if(!this.active_field){ - if(this.is_multiple){ this.search_field.clear(); } - document.observe("click", this.click_test_action); - this.results_show(); - } - else if( !this.is_multiple && evt && (evt.target === this.selected_item || evt.target.up("a.chzn-single"))){ - this.results_show(); - } - - this.activate_field(); - } - else{ this.pending_destroy_click = false; } - }, - - mouse_enter: function(){ this.mouse_on_container = true; }, - mouse_leave: function(){ this.mouse_on_container = false; }, - - activate_field: function(){ - if( !this.is_multiple && !this.active_field ){ - this.search_field.tabIndex = this.selected_item.tabIndex; - this.selected_item.tabIndex = -1; - } - - this.container.addClassName("chzn-container-active"); - this.active_field = true; - - this.search_field.value = this.search_field.value; - this.search_field.focus(); - }, - - input_focus: function(evt){ - if(!this.active_field){ setTimeout( this.container_click.bind(this) , 50 ); } - }, - - input_blur: function(evt){ - if( !this.mouse_on_container ){ this.active_field = false; - setTimeout( this.blur_test.bind(this) , 100 ); - } - }, - - blur_test: function(evt){ - if( !this.active_field && this.container.hasClassName("chzn-container-active") ){ this.close_field(); } - }, - - test_active_click: function(evt){ - if( evt.target.up( '#' + this.container.identify() ) ){ this.active_field = true; } - else{ this.close_field(); } - }, - - close_field: function(){ - document.stopObserving("click", this.click_test_action); - - if( !this.is_multiple ){ - this.selected_item.tabIndex = this.search_field.tabIndex; - this.search_field.tabIndex = -1; - } - - this.active_field = false; - this.results_hide(); - - this.container.removeClassName("chzn-container-active"); - this.winnow_results_clear(); - this.clear_backstroke(); - - this.show_search_field_default(); - this.search_field_scale(); - }, - - show_search_field_default: function(){ - if( this.is_multiple && this.choices < 1 && !this.active_field ){ - this.search_field.value = this.default_text; - this.search_field.addClassName("default"); - } - else{ - this.search_field.value = ""; - this.search_field.removeClassName("default"); - } - }, - - search_results_click: function(evt){ - var target = (evt.target.hasClassName("active-result")) ? evt.target : evt.target.up(".active-result"); - if( target ){ - this.result_highlight = target; - this.result_select(); - } - }, - - search_results_mouseover: function(evt){ - var target = (evt.target.hasClassName("active-result")) ? evt.target : evt.target.up(".active-result"); - if( target ){ this.result_do_highlight( target ); } - }, - - search_results_mouseout: function(evt){ - if( evt.target.hasClassName('active-result') || evt.target.up('.active-result') ){ this.result_clear_highlight(); } - }, - - results_show: function(){ - if( !this.is_multiple ){ - this.selected_item.addClassName('chzn-single-with-drop'); - if( this.result_single_selected ){ this.result_do_highlight( this.result_single_selected ); } - } - - var dd_top = (this.is_multiple) ? this.container.getHeight() : this.container.getHeight() - 1; - this.dropdown.setStyle({"top": dd_top + "px", "left":0}); - this.results_showing = true; - - this.search_field.focus(); - this.search_field.value = this.search_field.value; - - this.winnow_results(); - }, - - results_hide: function(){ - if( !this.is_multiple ){ this.selected_item.removeClassName('chzn-single-with-drop'); } - this.result_clear_highlight(); - this.dropdown.setStyle({"left":"-9000px"}); - this.results_showing = false; - }, - - results_build: function(){ - var startTime = new Date(); - - this.parsing = true; - this.results_data = select_to_array.parse( this.form_field ); - - if( this.is_multiple && this.choices > 0 ){ - this.search_choices.select("li.search-choice").invoke("remove"); - this.choices = 0; - } - else if( !this.is_multiple ){ - this.selected_item.down("span").update(this.default_text); - } - - var i, content=''; - for( i = 0; i 0) { + this.search_choices.select("li.search-choice").invoke("remove"); + this.choices = 0; + } else if (!this.is_multiple) { + this.selected_item.down("span").update(this.default_text); + } + content = ''; + _ref = this.results_data; + for (_i = 0, _len = _ref.length; _i < _len; _i++) { + data = _ref[_i]; + if (data.group) { + content += this.result_add_group(data); + } else { + content += this.result_add_option(data); + if (data.selected && this.is_multiple) { + this.choice_build(data); + } else if (data.selected && !this.is_multiple) { + this.selected_item.down("span").update(data.text); + } } } - } - this.show_search_field_default(); - this.search_results.update( content ); - this.parsing = false; - }, - - results_update_field: function(){ - this.result_clear_highlight(); - this.result_single_selected = null; - this.results_build(); - }, - - result_add_group: function(group){ - if( !group.disabled ){ - group.dom_id = this.form_field.id + "chzn_g_" + group.id; - return '
  • ' + group.label.escapeHTML() + '
    • '; - } - else{ return ""; } - }, - - result_add_option: function(option){ - if( !option.disabled ){ - option.dom_id = (this.form_field.id + "chzn_o_" + option.id); - - var classes = ( option.selected && this.is_multiple ) ? [] : ["active-result"]; - if( option.selected ){ classes.push("result-selected"); } - if( option.group_id >= 0 ){ classes.push("group-option"); } - - return '
  • ' + option.text.escapeHTML() + '
    • '; - } - else{ return ""; } - }, - - result_do_highlight: function(el){ - this.result_clear_highlight(); - - this.result_highlight = el; - this.result_highlight.addClassName('highlighted'); - - var maxHeight = parseInt(this.search_results.getStyle('maxHeight'), 10); - var visible_top = this.search_results.scrollTop; - var visible_bottom = maxHeight + visible_top; - - var high_top = this.result_highlight.positionedOffset().top; - var high_bottom = high_top + this.result_highlight.getHeight(); - - if( high_bottom > visible_bottom ){ this.search_results.scrollTop = (high_bottom - maxHeight > 0) ? high_bottom - maxHeight : 0; } - else if( high_top < visible_top ){ this.search_results.scrollTop = high_top; } - }, - result_clear_highlight: function(){ - if( this.result_highlight ){ this.result_highlight.removeClassName('highlighted'); } - this.result_highlight = null; - }, - - result_select: function(){ - if(this.result_highlight){ - var high = this.result_highlight; + this.show_search_field_default(); + this.search_results.update(content); + return this.parsing = false; + }; + Chosen.prototype.result_add_group = function(group) { + if (!group.disabled) { + group.dom_id = this.form_field.id + "chzn_g_" + group.id; + return '
  • ' + group.label.escapeHTML() + '
    • '; + } else { + return ""; + } + }; + Chosen.prototype.result_add_option = function(option) { + var classes; + if (!option.disabled) { + option.dom_id = this.form_field.id + "chzn_o_" + option.id; + classes = option.selected && this.is_multiple ? [] : ["active-result"]; + if (option.selected) { + classes.push("result-selected"); + } + if (option.group_id >= 0) { + classes.push("group-option"); + } + return '
  • ' + option.text.escapeHTML() + '
    • '; + } else { + return ""; + } + }; + Chosen.prototype.results_update_field = function() { this.result_clear_highlight(); - - high.addClassName("result-selected"); - if( this.is_multiple ){ this.result_deactivate(high); } - else{ this.result_single_selected = high; } - - var position = high.id.substr( high.id.lastIndexOf("_") + 1 ); - var item = this.results_data[position]; - item.selected = true; - - this.form_field.options[item.select_index].selected = true; - - if( this.is_multiple ){ this.choice_build( item ); } - else { this.selected_item.down("span").update(item.text); } - - - this.results_hide(); - this.search_field.value = ""; - - if(typeof Event.simulate === 'function'){ this.form_field.simulate("change"); } - - this.search_field_scale(); - } - }, - - result_activate: function(el){ - el.addClassName("active-result").show(); - }, - - result_deactivate: function(el){ - el.removeClassName("active-result").hide(); - }, - - result_deselect: function(pos){ - var result_data = this.results_data[pos]; - result_data.selected = false; - - this.form_field.options[result_data.select_index].selected = false; - var result = $(this.form_field.id + "chzn_o_" + pos); - result.removeClassName("result-selected").addClassName("active-result").show(); - - this.result_clear_highlight(); - this.winnow_results(); - - if(typeof Event.simulate === 'function'){ this.form_field.simulate("change"); } - - this.search_field_scale(); - }, - - results_search: function(){ - if( !this.results_showing ){ this.results_show(); } - else{ this.winnow_results(); } - }, - - winnow_results: function(){ - var startTime = new Date(); - this.no_results_clear(); - - var results = 0; - - var searchText = (this.search_field.value == this.default_text) ? "" : this.search_field.value.strip(); - var regex = new RegExp('^' + searchText.replace(/[-[\]{}()*+?.,\\^$|#\s]/g, "\\$&"), 'i'); - var zregex = new RegExp(searchText.replace(/[-[\]{}()*+?.,\\^$|#\s]/g, "\\$&"), 'i'); - - var i; - for( i = 0; i= 0 || option.text.indexOf("[") == 0){ - // TODO: replace this substitution of /\[\]/ with a list of characters to skip. - var parts = option.text.replace(/\[|\]/g, "").split(" "); - if( parts.length ){ - var j; - for( j = 0; j= 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.removeClassName('highlighted'); + } + return this.result_highlight = null; + }; + Chosen.prototype.results_show = function() { + var dd_top; + if (!this.is_multiple) { + this.selected_item.addClassName('chzn-single-with-drop'); + if (this.result_single_selected) { + this.result_do_highlight(this.result_single_selected); + } + } + dd_top = this.is_multiple ? this.container.getHeight() : this.container.getHeight() - 1; + this.dropdown.setStyle({ + "top": dd_top + "px", + "left": 0 + }); + this.results_showing = true; + this.search_field.focus(); + this.search_field.value = this.search_field.value; + return this.winnow_results(); + }; + Chosen.prototype.results_hide = function() { + if (!this.is_multiple) { + this.selected_item.removeClassName('chzn-single-with-drop'); + } + this.result_clear_highlight(); + this.dropdown.setStyle({ + "left": "-9000px" + }); + 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; + if (this.is_multiple) { + return this.search_field.tabIndex = ti; + } else { + this.selected_item.tabIndex = ti; + return this.search_field.tabIndex = -1; + } + } + }; + Chosen.prototype.show_search_field_default = function() { + if (this.is_multiple && this.choices < 1 && !this.active_field) { + this.search_field.value = this.default_text; + return this.search_field.addClassName("default"); + } else { + this.search_field.value = ""; + return this.search_field.removeClassName("default"); + } + }; + Chosen.prototype.search_results_click = function(evt) { + var target; + target = evt.target.hasClassName("active-result") ? evt.target : evt.target.up(".active-result"); + if (target) { + this.result_highlight = target; + return this.result_select(); + } + }; + Chosen.prototype.search_results_mouseover = function(evt) { + var target; + target = evt.target.hasClassName("active-result") ? evt.target : evt.target.up(".active-result"); + if (target) { + return this.result_do_highlight(target); + } + }; + Chosen.prototype.search_results_mouseout = function(evt) { + if (evt.target.hasClassName('active-result') || evt.target.up('.active-result')) { + return this.result_clear_highlight(); + } + }; + Chosen.prototype.choices_click = function(evt) { + evt.preventDefault(); + if (this.active_field && !(evt.target.hasClassName('search-choice') || evt.target.up('.search-choice')) && !this.results_showing) { + return this.results_show(); + } + }; + Chosen.prototype.choice_build = function(item) { + var choice_id, link; + choice_id = this.form_field.id + "_chzn_c_" + item.id; + this.choices += 1; + this.search_container.insert({ + before: this.choice_temp.evaluate({ + "id": choice_id, + "choice": item.text, + "position": item.id + }) + }); + link = $(choice_id).down('a'); + return link.observe("click", __bind(function(evt) { + return this.choice_destroy_link_click(evt); + }, this)); + }; + Chosen.prototype.choice_destroy_link_click = function(evt) { + evt.preventDefault(); + this.pending_destroy_click = true; + return this.choice_destroy(evt.target); + }; + Chosen.prototype.choice_destroy = function(link) { + this.choices -= 1; + this.show_search_field_default(); + if (this.is_multiple && this.choices > 0 && this.search_field.value.length < 1) { + this.results_hide(); + } + this.result_deselect(link.readAttribute("rel")); + return link.up('li').remove(); + }; + Chosen.prototype.result_select = function() { + var high, item, position; + if (this.result_highlight) { + high = this.result_highlight; + this.result_clear_highlight(); + high.addClassName("result-selected"); + if (this.is_multiple) { + this.result_deactivate(high); + } else { + this.result_single_selected = high; + } + position = high.id.substr(high.id.lastIndexOf("_") + 1); + item = this.results_data[position]; + item.selected = true; + this.form_field.options[item.select_index].selected = true; + if (this.is_multiple) { + this.choice_build(item); + } else { + this.selected_item.down("span").update(item.text); + } + this.results_hide(); + this.search_field.value = ""; + if (typeof Event.simulate === 'function') { + this.form_field.simulate("change"); + } + return this.search_field_scale(); + } + }; + Chosen.prototype.result_activate = function(el) { + return el.addClassName("active-result").show(); + }; + Chosen.prototype.result_deactivate = function(el) { + return el.removeClassName("active-result").hide(); + }; + Chosen.prototype.result_deselect = function(pos) { + var result, result_data; + result_data = this.results_data[pos]; + result_data.selected = false; + this.form_field.options[result_data.select_index].selected = false; + result = $(this.form_field.id + "chzn_o_" + pos); + result.removeClassName("result-selected").addClassName("active-result").show(); + this.result_clear_highlight(); + this.winnow_results(); + if (typeof Event.simulate === 'function') { + this.form_field.simulate("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(); + this.no_results_clear(); + results = 0; + searchText = this.search_field.value === this.default_text ? "" : this.search_field.value.strip(); + regex = new RegExp('^' + searchText.replace(/[-[\]{}()*+?.,\\^$|#\s]/g, "\\$&"), 'i'); + zregex = new RegExp(searchText.replace(/[-[\]{}()*+?.,\\^$|#\s]/g, "\\$&"), 'i'); + _ref = this.results_data; + for (_i = 0, _len = _ref.length; _i < _len; _i++) { + option = _ref[_i]; + if (!option.disabled) { + if (option.group) { + $(option.dom_id).hide(); + } else if (!(this.is_multiple && option.selected)) { + found = false; + result_id = this.form_field.id + "chzn_o_" + option.id; + if (regex.test(option.text)) { + found = true; + results += 1; + } else if (option.text.indexOf(" ") >= 0 || option.text.indexOf("[") === 0) { + parts = option.text.replace(/\[|\]/g, "").split(" "); + if (parts.length) { + for (_j = 0, _len2 = parts.length; _j < _len2; _j++) { + part = parts[_j]; + if (regex.test(part)) { + found = true; + results += 1; + } + } } } - } - - if( found ){ - var text; - if( searchText.length ){ - var startpos = option.text.search( zregex ); - text = option.text.substr(0,startpos + searchText.length) + '' + option.text.substr(startpos + searchText.length); - text = text.substr(0,startpos) + '' + text.substr(startpos); + if (found) { + if (searchText.length) { + startpos = option.text.search(zregex); + text = option.text.substr(0, startpos + searchText.length) + '' + option.text.substr(startpos + searchText.length); + text = text.substr(0, startpos) + '' + text.substr(startpos); + } else { + text = option.text; + } + if ($(result_id).innerHTML !== text) { + $(result_id).update(text); + } + this.result_activate($(result_id)); + if (option.group_id != null) { + $(this.results_data[option.group_id].dom_id).show(); + } + } else { + if ($(result_id) === this.result_highlight) { + this.result_clear_highlight(); + } + this.result_deactivate($(result_id)); } - else{ text = option.text; } - - if( $(result_id).innerHTML !== text ){ $(result_id).update( text ); } - - this.result_activate( $(result_id) ); - - if( option.group_id >= 0 ){ $( this.results_data[option.group_id].dom_id ).show(); } } - else{ - if( $(result_id) === this.result_highlight ){ this.result_clear_highlight(); } - this.result_deactivate( $(result_id) ); - } - } } - } - - if( results < 1 && searchText.length ){ this.no_results( searchText ); } - else { this.winnow_results_set_highlight(); } - }, - - winnow_results_clear: function(){ - this.search_field.clear(); - var lis = this.search_results.select("li"); - var i; - - for( i = 0; i 0 && this.search_field.value.length < 1 ){ this.results_hide(); } - - this.result_deselect(link.readAttribute("rel")); - link.up('li').remove(); - }, - - search_field_scale: function(){ - if(this.is_multiple){ - var input = this.search_field; - - var h = 0, w = 0; - - var style_block = "position:absolute; left: -1000px; top: -1000px; display:none;"; - var styles = ['font-size','font-style', 'font-weight', 'font-family','line-height', 'text-transform', 'letter-spacing']; - styles.each(function(style){ style_block += style + ":" + input.getStyle(style) + ";"}); - - var div = new Element('div', { 'style' : style_block }).update(input.value); - document.body.appendChild(div); - - w = Element.measure(div, 'width') + 25; - div.remove(); - - if( w > this.f_width-10 ){ w = this.f_width - 10; } - this.search_field.setStyle({'width':w + 'px'}); - - var dd_top = this.container.getHeight(); - this.dropdown.setStyle({"top": dd_top + "px"}); - } - }, - - keydown_arrow: function(){ - var actives = this.search_results.select("li.active-result"); - if( actives.length ){ - if( !this.result_highlight ){ this.result_do_highlight( actives.first() ); } - else if( this.results_showing ){ - var sibs = this.result_highlight.nextSiblings(); - var nexts = sibs.intersect(actives); - if( nexts.length ){ this.result_do_highlight(nexts.first()); } + if (results < 1 && searchText.length) { + return this.no_results(searchText); + } else { + return this.winnow_results_set_highlight(); } - if( !this.results_showing ){ this.results_show(); } - } - }, - - keyup_arrow: function(){ - if( !this.results_showing && !this.is_multiple ){ - this.results_show(); - } - else if( this.result_highlight ){ - var sibs = this.result_highlight.previousSiblings(); - var actives = this.search_results.select("li.active-result"); - var prevs = sibs.intersect(actives); - - if( prevs.length ){ this.result_do_highlight(prevs.first()); } - else{ - if(this.choices > 0){ this.results_hide(); } - this.result_clear_highlight(); + }; + Chosen.prototype.winnow_results_clear = function() { + var li, lis, _i, _len, _results; + this.search_field.clear(); + lis = this.search_results.select("li"); + _results = []; + for (_i = 0, _len = lis.length; _i < _len; _i++) { + li = lis[_i]; + _results.push(li.hasClassName("group-result") ? li.show() : !this.is_multiple || !li.hasClassName("result-selected") ? this.result_activate(li) : void 0); } - } - }, - - keydown_backstroke: function(){ - if( this.pending_backstroke ){ - this.choice_destroy( this.pending_backstroke.down("a") ); - this.clear_backstroke(); - } - else{ - this.pending_backstroke = this.search_container.siblings("li.search-choice").last(); - this.pending_backstroke.addClassName("search-choice-focus"); - } - }, - - clear_backstroke: function(){ - if( this.pending_backstroke ){ this.pending_backstroke.removeClassName("search-choice-focus"); } - this.pending_backstroke = null; - }, - - keyup_checker: function(evt){ - var stroke = evt.which || evt.keyCode; - this.search_field_scale(); - - switch(stroke){ - case 8: - if( this.is_multiple && this.backstroke_length < 1 && this.choices > 0 ) this.keydown_backstroke(); - else if( !this.pending_backstroke ){ this.results_search(); } - break; - case 13: - evt.preventDefault(); - if( this.results_showing ){ this.result_select(); } - break; - case 9: - case 13: - case 38: - case 40: - case 16: - break; - default: - this.results_search(); - break; - } - }, - - keydown_checker: function(evt){ - var stroke = evt.which || 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.value.length; - case 9: - this.mouse_on_container = false; - break; - case 13: - evt.preventDefault(); - break; - case 38: - evt.preventDefault(); - this.keyup_arrow(); - break; - case 40: - this.keydown_arrow(); - break; - } - } - -}; - -var get_side_border_padding = function(item){ - var layout = new Element.Layout(item); - return layout.get("border-left") + layout.get("border-right") + layout.get("padding-left") + layout.get("padding-right"); -}; - -var select_to_array = { - parse: function(select) { - var children = select.children; - var opt_array = []; - - var group_index = 0; - var sel_index = 0; - - var i; - - for( i = 0; i0 ){ - opt_array.push( select_to_array.parse_option( children[i], opt_array.length, sel_index ) ); - sel_index += 1; + }; + Chosen.prototype.no_results = function(terms) { + return this.search_results.insert(this.no_results_temp.evaluate({ + "terms": terms.escapeHTML() + })); + }; + Chosen.prototype.no_results_clear = function() { + var nr, _results; + nr = null; + _results = []; + while (nr = this.search_results.down(".no-results")) { + _results.push(nr.remove()); } - else { - sel_index += 1; + return _results; + }; + Chosen.prototype.keydown_arrow = function() { + var actives, nexts, sibs; + actives = this.search_results.select("li.active-result"); + if (actives.length) { + if (!this.result_highlight) { + this.result_do_highlight(actives.first()); + } else if (this.results_showing) { + sibs = this.result_highlight.nextSiblings(); + nexts = sibs.intersect(actives); + if (nexts.length) { + this.result_do_highlight(nexts.first()); + } + } + if (!this.results_showing) { + return this.results_show(); + } } + }; + Chosen.prototype.keyup_arrow = function() { + var actives, prevs, sibs; + if (!this.results_showing && !this.is_multiple) { + return this.results_show(); + } else if (this.result_highlight) { + sibs = this.result_highlight.previousSiblings(); + actives = this.search_results.select("li.active-result"); + prevs = sibs.intersect(actives); + if (prevs.length) { + return this.result_do_highlight(prevs.first()); + } else { + if (this.choices > 0) { + this.results_hide(); + } + return this.result_clear_highlight(); + } + } + }; + Chosen.prototype.keydown_backstroke = function() { + if (this.pending_backstroke) { + this.choice_destroy(this.pending_backstroke.down("a")); + return this.clear_backstroke(); + } else { + this.pending_backstroke = this.search_container.siblings("li.search-choice").last(); + return this.pending_backstroke.addClassName("search-choice-focus"); + } + }; + Chosen.prototype.clear_backstroke = function() { + if (this.pending_backstroke) { + this.pending_backstroke.removeClassName("search-choice-focus"); + } + 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) { + return this.results_search(); + } + break; + case 13: + evt.preventDefault(); + if (this.results_showing) { + return this.result_select(); + } + break; + case 9: + case 13: + case 38: + case 40: + case 16: + break; + default: + return this.results_search(); + } + }; + Chosen.prototype.keydown_checker = function(evt) { + var stroke, _ref; + stroke = (_ref = evt.which) != null ? _ref : evt.keyCode; + this.search_field_scale(); + if (stroke !== 8 && this.pending_backstroke) { + this.clear_backstroke(); + } + switch (stroke) { + case 8: + return this.backstroke_length = this.search_field.value.length; + case 9: + return this.mouse_on_container = false; + case 13: + return evt.preventDefault(); + case 38: + evt.preventDefault(); + return this.keyup_arrow(); + case 40: + return this.keydown_arrow(); + } + }; + Chosen.prototype.search_field_scale = function() { + var dd_top, div, h, style, style_block, styles, w; + 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 (style in styles) { + style_block += style + ":" + this.search_field.getStyle(style) + ";"; + } + div = new Element('div', { + 'style': style_block + }).update(this.search_field.value); + document.body.appendChild(div); + w = Element.measure(div, 'width') + 25; + div.remove(); + if (w > this.f_width - 10) { + w = this.f_width - 10; + } + this.search_field.setStyle({ + 'width': w + 'px' + }); + dd_top = this.container.getHeight(); + return this.dropdown.setStyle({ + "top": dd_top + "px" + }); + } + }; + return Chosen; + })(); + root.Chosen = Chosen; + document.observe('dom:loaded', function(evt) { + var select, selects, _i, _len, _results; + selects = $$(".chzn-select"); + _results = []; + for (_i = 0, _len = selects.length; _i < _len; _i++) { + select = selects[_i]; + _results.push(new Chosen(select)); } - - return opt_array; - }, - - parse_option: function(option, opt_id, select_index, group_id, group_disabled) { - var opt = { id:opt_id, select_index:select_index, value:option.value, text:option.text, selected:option.selected, disabled:option.disabled } - if(group_id || group_id===0){ - opt.group_id = group_id; - if( group_disabled ){ opt.disabled = group_disabled; } + return _results; + }); + get_side_border_padding = function(elmt) { + var layout, side_border_padding; + layout = new Element.Layout(elmt); + return side_border_padding = layout.get("border-left") + layout.get("border-right") + layout.get("padding-left") + layout.get("padding-right"); + }; + root.get_side_border_padding = get_side_border_padding; + root = typeof exports !== "undefined" && exports !== null ? exports : this; + OptionsParser = (function() { + function OptionsParser() { + this.group_index = 0; + this.sel_index = 0; + this.parsed = []; } - return opt; - } -}; - -document.observe('dom:loaded',function() { - $$(".chzn-select").each(function(el){ new Chosen( el ); }); -}); + OptionsParser.prototype.add_node = function(child) { + if (child.nodeName === "OPTGROUP") { + return this.add_group(child); + } else { + return this.add_option(child); + } + }; + OptionsParser.prototype.add_group = function(group) { + var group_id, option, _i, _len, _ref; + group_id = this.sel_index + this.group_index; + this.parsed.push({ + id: group_id, + group: true, + label: group.label, + position: this.group_index, + children: 0, + disabled: group.disabled + }); + _ref = group.childNodes; + for (_i = 0, _len = _ref.length; _i < _len; _i++) { + option = _ref[_i]; + this.add_option(option, group_id, group.disabled); + } + return this.group_index += 1; + }; + OptionsParser.prototype.add_option = function(option, group_id, group_disabled) { + var _ref; + if (option.nodeName === "OPTION" && (this.sel_index > 0 || option.text !== "")) { + if (group_id || group_id === 0) { + this.parsed[group_id].children += 1; + } + this.parsed.push({ + id: this.sel_index + this.group_index, + select_index: this.sel_index, + value: option.value, + text: option.text, + selected: option.selected, + disabled: (_ref = group_disabled === true) != null ? _ref : { + group_disabled: option.disabled + }, + group_id: group_id + }); + return this.sel_index += 1; + } + }; + return OptionsParser; + })(); + OptionsParser.select_to_array = function(select) { + var child, parser, _i, _len, _ref; + parser = new OptionsParser(); + _ref = select.childNodes; + for (_i = 0, _len = _ref.length; _i < _len; _i++) { + child = _ref[_i]; + parser.add_node(child); + } + return parser.parsed; + }; + root.OptionsParser = OptionsParser; +}).call(this); diff --git a/chosen/chosen.proto.min.js b/chosen/chosen.proto.min.js index b94dba9..4892ee9 100644 --- a/chosen/chosen.proto.min.js +++ b/chosen/chosen.proto.min.js @@ -24,4 +24,4 @@ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ -var Chosen;Chosen=Class.create();Chosen.prototype={active_field:false,mouse_on_container:false,results_showing:false,result_highlighted:null,result_single_selected:null,choices:0,single_temp:new Template('#{default}
      '),multi_temp:new Template('
        '),choice_temp:new Template('
      • #{choice}
        • '),no_results_temp:new Template('
      • No results match "#{terms}"
        • '),initialize:function(el){if(!Prototype.Browser.IE7&&!Prototype.Browser.IE6){this.form_field=el;this.is_multiple=this.form_field.multiple;this.form_field.observe("liszt:updated",this.results_update_field.bindAsEventListener(this));this.default_text_default=(this.form_field.multiple)?"Select Some Options":"Select an Option";this.click_test_action=this.test_active_click.bindAsEventListener(this);this.set_up_html();this.register_observers();}},set_up_html:function(){this.container_id=this.form_field.id+"_chzn";this.f_width=(this.form_field.getStyle("width"))?parseInt(this.form_field.getStyle("width"),10):this.form_field.getWidth();var container_props={id:this.container_id,"class":"chzn-container",style:"width:"+this.f_width+"px"};this.default_text=this.form_field.readAttribute("title")?this.form_field.readAttribute("title"):this.default_text_default;var base_template=(this.is_multiple)?new Element("div",container_props).update(this.multi_temp.evaluate({"default":this.default_text})):new Element("div",container_props).update(this.single_temp.evaluate({"default":this.default_text}));this.form_field.hide().insert({after:base_template});this.container=$(this.container_id);this.container.addClassName("chzn-container-"+((this.is_multiple)?"multi":"single"));this.dropdown=this.container.down("div.chzn-drop");var dd_top=this.container.getHeight();var dd_width=(this.f_width-get_side_border_padding(this.dropdown));this.dropdown.setStyle({width:dd_width+"px",top:dd_top+"px"});this.search_field=this.container.down("input");this.search_results=this.container.down("ul.chzn-results");this.search_field_scale();this.search_no_results=this.container.down("li.no-results");if(!this.is_multiple){this.search_container=this.container.down("div.chzn-search");this.selected_item=this.container.down(".chzn-single");var sf_width=(dd_width-get_side_border_padding(this.search_container));this.search_field.setStyle({width:sf_width+"px"});}else{this.search_choices=this.container.down("ul.chzn-choices");this.search_container=this.container.down("li.search-field");this.search_choices.observe("click",this.choices_click.bindAsEventListener(this));}this.results_build();},register_observers:function(){this.container.observe("click",this.container_click.bindAsEventListener(this));this.container.observe("mouseenter",this.mouse_enter.bindAsEventListener(this));this.container.observe("mouseleave",this.mouse_leave.bindAsEventListener(this));this.search_field.observe("blur",this.input_blur.bindAsEventListener(this));this.search_field.observe("keyup",this.keyup_checker.bindAsEventListener(this));this.search_field.observe("keydown",this.keydown_checker.bindAsEventListener(this));this.set_tab_index();this.search_results.observe("click",this.search_results_click.bindAsEventListener(this));this.search_results.observe("mouseover",this.search_results_mouseover.bindAsEventListener(this));this.search_results.observe("mouseout",this.search_results_mouseout.bindAsEventListener(this));if(!this.is_multiple){this.selected_item.observe("focus",this.activate_field.bindAsEventListener(this));}this.search_field.observe("focus",this.input_focus.bindAsEventListener(this));},set_tab_index:function(el){if(this.form_field.tabIndex){var ti=this.form_field.tabIndex;this.form_field.tabIndex=-1;if(!this.is_multiple){this.selected_item.tabIndex=ti;this.search_field.tabIndex=-1;}else{this.search_field.tabIndex=ti;}}},container_click:function(evt){if(evt&&evt.type=="click"){evt.stop();}if(!this.pending_destroy_click){if(!this.active_field){if(this.is_multiple){this.search_field.clear();}document.observe("click",this.click_test_action);this.results_show();}else{if(!this.is_multiple&&evt&&(evt.target===this.selected_item||evt.target.up("a.chzn-single"))){this.results_show();}}this.activate_field();}else{this.pending_destroy_click=false;}},mouse_enter:function(){this.mouse_on_container=true;},mouse_leave:function(){this.mouse_on_container=false;},activate_field:function(){if(!this.is_multiple&&!this.active_field){this.search_field.tabIndex=this.selected_item.tabIndex;this.selected_item.tabIndex=-1;}this.container.addClassName("chzn-container-active");this.active_field=true;this.search_field.value=this.search_field.value;this.search_field.focus();},input_focus:function(evt){if(!this.active_field){setTimeout(this.container_click.bind(this),50);}},input_blur:function(evt){if(!this.mouse_on_container){this.active_field=false;setTimeout(this.blur_test.bind(this),100);}},blur_test:function(evt){if(!this.active_field&&this.container.hasClassName("chzn-container-active")){this.close_field();}},test_active_click:function(evt){if(evt.target.up("#"+this.container.identify())){this.active_field=true;}else{this.close_field();}},close_field:function(){document.stopObserving("click",this.click_test_action);if(!this.is_multiple){this.selected_item.tabIndex=this.search_field.tabIndex;this.search_field.tabIndex=-1;}this.active_field=false;this.results_hide();this.container.removeClassName("chzn-container-active");this.winnow_results_clear();this.clear_backstroke();this.show_search_field_default();this.search_field_scale();},show_search_field_default:function(){if(this.is_multiple&&this.choices<1&&!this.active_field){this.search_field.value=this.default_text;this.search_field.addClassName("default");}else{this.search_field.value="";this.search_field.removeClassName("default");}},search_results_click:function(evt){var target=(evt.target.hasClassName("active-result"))?evt.target:evt.target.up(".active-result");if(target){this.result_highlight=target;this.result_select();}},search_results_mouseover:function(evt){var target=(evt.target.hasClassName("active-result"))?evt.target:evt.target.up(".active-result");if(target){this.result_do_highlight(target);}},search_results_mouseout:function(evt){if(evt.target.hasClassName("active-result")||evt.target.up(".active-result")){this.result_clear_highlight();}},results_show:function(){if(!this.is_multiple){this.selected_item.addClassName("chzn-single-with-drop");if(this.result_single_selected){this.result_do_highlight(this.result_single_selected);}}var dd_top=(this.is_multiple)?this.container.getHeight():this.container.getHeight()-1;this.dropdown.setStyle({top:dd_top+"px",left:0});this.results_showing=true;this.search_field.focus();this.search_field.value=this.search_field.value;this.winnow_results();},results_hide:function(){if(!this.is_multiple){this.selected_item.removeClassName("chzn-single-with-drop");}this.result_clear_highlight();this.dropdown.setStyle({left:"-9000px"});this.results_showing=false;},results_build:function(){var startTime=new Date();this.parsing=true;this.results_data=select_to_array.parse(this.form_field);if(this.is_multiple&&this.choices>0){this.search_choices.select("li.search-choice").invoke("remove");this.choices=0;}else{if(!this.is_multiple){this.selected_item.down("span").update(this.default_text);}}var i,content="";for(i=0;i'+group.label.escapeHTML()+"";}else{return"";}},result_add_option:function(option){if(!option.disabled){option.dom_id=(this.form_field.id+"chzn_o_"+option.id);var classes=(option.selected&&this.is_multiple)?[]:["active-result"];if(option.selected){classes.push("result-selected");}if(option.group_id>=0){classes.push("group-option");}return'
      • '+option.text.escapeHTML()+"
        • ";}else{return"";}},result_do_highlight:function(el){this.result_clear_highlight();this.result_highlight=el;this.result_highlight.addClassName("highlighted");var maxHeight=parseInt(this.search_results.getStyle("maxHeight"),10);var visible_top=this.search_results.scrollTop;var visible_bottom=maxHeight+visible_top;var high_top=this.result_highlight.positionedOffset().top;var high_bottom=high_top+this.result_highlight.getHeight();if(high_bottom>visible_bottom){this.search_results.scrollTop=(high_bottom-maxHeight>0)?high_bottom-maxHeight:0;}else{if(high_top=0||option.text.indexOf("[")==0){var parts=option.text.replace(/\[|\]/g,"").split(" ");if(parts.length){var j;for(j=0;j"+option.text.substr(startpos+searchText.length);text=text.substr(0,startpos)+""+text.substr(startpos);}else{text=option.text;}if($(result_id).innerHTML!==text){$(result_id).update(text);}this.result_activate($(result_id));if(option.group_id>=0){$(this.results_data[option.group_id].dom_id).show();}}else{if($(result_id)===this.result_highlight){this.result_clear_highlight();}this.result_deactivate($(result_id));}}}}}if(results<1&&searchText.length){this.no_results(searchText);}else{this.winnow_results_set_highlight();}},winnow_results_clear:function(){this.search_field.clear();var lis=this.search_results.select("li");var i;for(i=0;i0&&this.search_field.value.length<1){this.results_hide();}this.result_deselect(link.readAttribute("rel"));link.up("li").remove();},search_field_scale:function(){if(this.is_multiple){var input=this.search_field;var h=0,w=0;var style_block="position:absolute; left: -1000px; top: -1000px; display:none;";var styles=["font-size","font-style","font-weight","font-family","line-height","text-transform","letter-spacing"];styles.each(function(style){style_block+=style+":"+input.getStyle(style)+";";});var div=new Element("div",{style:style_block}).update(input.value);document.body.appendChild(div);w=Element.measure(div,"width")+25;div.remove();if(w>this.f_width-10){w=this.f_width-10;}this.search_field.setStyle({width:w+"px"});var dd_top=this.container.getHeight();this.dropdown.setStyle({top:dd_top+"px"});}},keydown_arrow:function(){var actives=this.search_results.select("li.active-result");if(actives.length){if(!this.result_highlight){this.result_do_highlight(actives.first());}else{if(this.results_showing){var sibs=this.result_highlight.nextSiblings();var nexts=sibs.intersect(actives);if(nexts.length){this.result_do_highlight(nexts.first());}}}if(!this.results_showing){this.results_show();}}},keyup_arrow:function(){if(!this.results_showing&&!this.is_multiple){this.results_show();}else{if(this.result_highlight){var sibs=this.result_highlight.previousSiblings();var actives=this.search_results.select("li.active-result");var prevs=sibs.intersect(actives);if(prevs.length){this.result_do_highlight(prevs.first());}else{if(this.choices>0){this.results_hide();}this.result_clear_highlight();}}}},keydown_backstroke:function(){if(this.pending_backstroke){this.choice_destroy(this.pending_backstroke.down("a"));this.clear_backstroke();}else{this.pending_backstroke=this.search_container.siblings("li.search-choice").last();this.pending_backstroke.addClassName("search-choice-focus");}},clear_backstroke:function(){if(this.pending_backstroke){this.pending_backstroke.removeClassName("search-choice-focus");}this.pending_backstroke=null;},keyup_checker:function(evt){var stroke=evt.which||evt.keyCode;this.search_field_scale();switch(stroke){case 8:if(this.is_multiple&&this.backstroke_length<1&&this.choices>0){this.keydown_backstroke();}else{if(!this.pending_backstroke){this.results_search();}}break;case 13:evt.preventDefault();if(this.results_showing){this.result_select();}break;case 9:case 13:case 38:case 40:case 16:break;default:this.results_search();break;}},keydown_checker:function(evt){var stroke=evt.which||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.value.length;case 9:this.mouse_on_container=false;break;case 13:evt.preventDefault();break;case 38:evt.preventDefault();this.keyup_arrow();break;case 40:this.keydown_arrow();break;}}};var get_side_border_padding=function(item){var layout=new Element.Layout(item);return layout.get("border-left")+layout.get("border-right")+layout.get("padding-left")+layout.get("padding-right");};var select_to_array={parse:function(select){var children=select.children;var opt_array=[];var group_index=0;var sel_index=0;var i;for(i=0;i0){opt_array.push(select_to_array.parse_option(children[i],opt_array.length,sel_index));sel_index+=1;}else{sel_index+=1;}}}return opt_array;},parse_option:function(option,opt_id,select_index,group_id,group_disabled){var opt={id:opt_id,select_index:select_index,value:option.value,text:option.text,selected:option.selected,disabled:option.disabled};if(group_id||group_id===0){opt.group_id=group_id;if(group_disabled){opt.disabled=group_disabled;}}return opt;}};document.observe("dom:loaded",function(){$$(".chzn-select").each(function(el){new Chosen(el);});}); \ No newline at end of file +(function(){var Chosen,OptionsParser,get_side_border_padding,root;var __bind=function(fn,me){return function(){return fn.apply(me,arguments);};};root=typeof exports!=="undefined"&&exports!==null?exports:this;Chosen=(function(){function Chosen(elmn){this.set_default_values();this.form_field=elmn;this.is_multiple=this.form_field.multiple;this.default_text_default=this.form_field.multiple?"Select Some Options":"Select an Option";this.set_up_html();this.register_observers();}Chosen.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;this.choices=0;this.single_temp=new Template('#{default}
          ');this.multi_temp=new Template('
            ');this.choice_temp=new Template('
          • #{choice}
            • ');return this.no_results_temp=new Template('
          • No results match "#{terms}"
            • ');};Chosen.prototype.set_up_html=function(){var base_template,container_props,dd_top,dd_width,sf_width;this.container_id=this.form_field.id+"_chzn";this.f_width=this.form_field.getStyle("width")?parseInt(this.form_field.getStyle("width"),10):this.form_field.getWidth();container_props={id:this.container_id,"class":"chzn-container",style:"width: "+this.f_width+"px"};this.default_text=this.form_field.readAttribute("title")?this.form_field.readAttribute("title"):this.default_text_default;base_template=this.is_multiple?new Element("div",container_props).update(this.multi_temp.evaluate({"default":this.default_text})):new Element("div",container_props).update(this.single_temp.evaluate({"default":this.default_text}));this.form_field.hide().insert({after:base_template});this.container=$(this.container_id);this.container.addClassName("chzn-container-"+(this.is_multiple?"multi":"single"));this.dropdown=this.container.down("div.chzn-drop");dd_top=this.container.getHeight();dd_width=this.f_width-get_side_border_padding(this.dropdown);this.dropdown.setStyle({width:dd_width+"px",top:dd_top+"px"});this.search_field=this.container.down("input");this.search_results=this.container.down("ul.chzn-results");this.search_field_scale();this.search_no_results=this.container.down("li.no-results");if(this.is_multiple){this.search_choices=this.container.down("ul.chzn-choices");this.search_container=this.container.down("li.search-field");}else{this.search_container=this.container.down("div.chzn-search");this.selected_item=this.container.down(".chzn-single");sf_width=dd_width-get_side_border_padding(this.search_container)-get_side_border_padding(this.search_field);this.search_field.setStyle({width:sf_width+"px"});}this.results_build();return this.set_tab_index();};Chosen.prototype.register_observers=function(){this.container.observe("click",__bind(function(evt){return this.container_click(evt);},this));this.container.observe("mouseenter",__bind(function(evt){return this.mouse_enter(evt);},this));this.container.observe("mouseleave",__bind(function(evt){return this.mouse_leave(evt);},this));this.search_results.observe("click",__bind(function(evt){return this.search_results_click(evt);},this));this.search_results.observe("mouseover",__bind(function(evt){return this.search_results_mouseover(evt);},this));this.search_results.observe("mouseout",__bind(function(evt){return this.search_results_mouseout(evt);},this));this.form_field.observe("liszt:updated",__bind(function(evt){return this.results_update_field(evt);},this));this.search_field.observe("blur",__bind(function(evt){return this.input_blur(evt);},this));this.search_field.observe("keyup",__bind(function(evt){return this.keyup_checker(evt);},this));this.search_field.observe("keydown",__bind(function(evt){return this.keydown_checker(evt);},this));if(this.is_multiple){this.search_choices.observe("click",__bind(function(evt){return this.choices_click(evt);},this));return this.search_field.observe("focus",__bind(function(evt){return this.input_focus(evt);},this));}else{return this.selected_item.observe("focus",__bind(function(evt){return this.activate_field(evt);},this));}};Chosen.prototype.container_click=function(evt){if(evt&&evt.type==="click"){evt.stop();if(!this.pending_destroy_click){if(!this.active_field){if(this.is_multiple){this.search_field.clear();}document.observe("click",this.click_test_action);this.results_show();}else{if(!this.is_multiple&&evt&&(evt.target===this.selected_item||evt.target.up("a.chzn-single"))){this.results_show();}}return this.activate_field();}else{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_click.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();}};Chosen.prototype.close_field=function(){document.stopObserving("click",this.click_test_action);if(!this.is_multiple){this.selected_item.tabIndex=this.search_field.tabIndex;this.search_field.tabIndex=-1;}this.active_field=false;this.results_hide();this.container.removeClassName("chzn-container-active");this.winnow_results_clear();this.clear_backstroke();this.show_search_field_default();return this.search_field_scale();};Chosen.prototype.activate_field=function(){if(!this.is_multiple&&!this.active_field){this.search_field.tabIndex=this.selected_item.tabIndex;this.selected_item.tabIndex=-1;}this.container.addClassName("chzn-container-active");this.active_field=true;this.search_field.value=this.search_field.value;return this.search_field.focus();};Chosen.prototype.test_active_click=function(evt){if(evt.target.up("#"+this.container.id)){return this.active_field=true;}else{return this.close_field();}};Chosen.prototype.results_build=function(){var content,data,startTime,_i,_len,_ref;startTime=new Date();this.parsing=true;this.results_data=OptionsParser.select_to_array(this.form_field);if(this.is_multiple&&this.choices>0){this.search_choices.select("li.search-choice").invoke("remove");this.choices=0;}else{if(!this.is_multiple){this.selected_item.down("span").update(this.default_text);}}content="";_ref=this.results_data;for(_i=0,_len=_ref.length;_i<_len;_i++){data=_ref[_i];if(data.group){content+=this.result_add_group(data);}else{content+=this.result_add_option(data);if(data.selected&&this.is_multiple){this.choice_build(data);}else{if(data.selected&&!this.is_multiple){this.selected_item.down("span").update(data.text);}}}}this.show_search_field_default();this.search_results.update(content);return this.parsing=false;};Chosen.prototype.result_add_group=function(group){if(!group.disabled){group.dom_id=this.form_field.id+"chzn_g_"+group.id;return'
          • '+group.label.escapeHTML()+"
            • ";}else{return"";}};Chosen.prototype.result_add_option=function(option){var classes;if(!option.disabled){option.dom_id=this.form_field.id+"chzn_o_"+option.id;classes=option.selected&&this.is_multiple?[]:["active-result"];if(option.selected){classes.push("result-selected");}if(option.group_id>=0){classes.push("group-option");}return'
          • '+option.text.escapeHTML()+"
            • ";}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();this.result_highlight=el;this.result_highlight.addClassName("highlighted");maxHeight=parseInt(this.search_results.getStyle("maxHeight"),10);visible_top=this.search_results.scrollTop;visible_bottom=maxHeight+visible_top;high_top=this.result_highlight.positionedOffset().top;high_bottom=high_top+this.result_highlight.getHeight();if(high_bottom>=visible_bottom){return this.search_results.scrollTop=(high_bottom-maxHeight)>0?high_bottom-maxHeight:0;}else{if(high_top0&&this.search_field.value.length<1){this.results_hide();}this.result_deselect(link.readAttribute("rel"));return link.up("li").remove();};Chosen.prototype.result_select=function(){var high,item,position;if(this.result_highlight){high=this.result_highlight;this.result_clear_highlight();high.addClassName("result-selected");if(this.is_multiple){this.result_deactivate(high);}else{this.result_single_selected=high;}position=high.id.substr(high.id.lastIndexOf("_")+1);item=this.results_data[position];item.selected=true;this.form_field.options[item.select_index].selected=true;if(this.is_multiple){this.choice_build(item);}else{this.selected_item.down("span").update(item.text);}this.results_hide();this.search_field.value="";if(typeof Event.simulate==="function"){this.form_field.simulate("change");}return this.search_field_scale();}};Chosen.prototype.result_activate=function(el){return el.addClassName("active-result").show();};Chosen.prototype.result_deactivate=function(el){return el.removeClassName("active-result").hide();};Chosen.prototype.result_deselect=function(pos){var result,result_data;result_data=this.results_data[pos];result_data.selected=false;this.form_field.options[result_data.select_index].selected=false;result=$(this.form_field.id+"chzn_o_"+pos);result.removeClassName("result-selected").addClassName("active-result").show();this.result_clear_highlight();this.winnow_results();if(typeof Event.simulate==="function"){this.form_field.simulate("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();this.no_results_clear();results=0;searchText=this.search_field.value===this.default_text?"":this.search_field.value.strip();regex=new RegExp("^"+searchText.replace(/[-[\]{}()*+?.,\\^$|#\s]/g,"\\$&"),"i");zregex=new RegExp(searchText.replace(/[-[\]{}()*+?.,\\^$|#\s]/g,"\\$&"),"i");_ref=this.results_data;for(_i=0,_len=_ref.length;_i<_len;_i++){option=_ref[_i];if(!option.disabled){if(option.group){$(option.dom_id).hide();}else{if(!(this.is_multiple&&option.selected)){found=false;result_id=this.form_field.id+"chzn_o_"+option.id;if(regex.test(option.text)){found=true;results+=1;}else{if(option.text.indexOf(" ")>=0||option.text.indexOf("[")===0){parts=option.text.replace(/\[|\]/g,"").split(" ");if(parts.length){for(_j=0,_len2=parts.length;_j<_len2;_j++){part=parts[_j];if(regex.test(part)){found=true;results+=1;}}}}}if(found){if(searchText.length){startpos=option.text.search(zregex);text=option.text.substr(0,startpos+searchText.length)+"            "+option.text.substr(startpos+searchText.length);text=text.substr(0,startpos)+""+text.substr(startpos);}else{text=option.text;}if($(result_id).innerHTML!==text){$(result_id).update(text);}this.result_activate($(result_id));if(option.group_id!=null){$(this.results_data[option.group_id].dom_id).show();}}else{if($(result_id)===this.result_highlight){this.result_clear_highlight();}this.result_deactivate($(result_id));}}}}}if(results<1&&searchText.length){return this.no_results(searchText);}else{return this.winnow_results_set_highlight();}};Chosen.prototype.winnow_results_clear=function(){var li,lis,_i,_len,_results;this.search_field.clear();lis=this.search_results.select("li");_results=[];for(_i=0,_len=lis.length;_i<_len;_i++){li=lis[_i];_results.push(li.hasClassName("group-result")?li.show():!this.is_multiple||!li.hasClassName("result-selected")?this.result_activate(li):void 0);}return _results;};Chosen.prototype.winnow_results_set_highlight=function(){var do_high;if(!this.result_highlight){do_high=this.search_results.down(".active-result");if(do_high){return this.result_do_highlight(do_high);}}};Chosen.prototype.no_results=function(terms){return this.search_results.insert(this.no_results_temp.evaluate({terms:terms.escapeHTML()}));};Chosen.prototype.no_results_clear=function(){var nr,_results;nr=null;_results=[];while(nr=this.search_results.down(".no-results")){_results.push(nr.remove());}return _results;};Chosen.prototype.keydown_arrow=function(){var actives,nexts,sibs;actives=this.search_results.select("li.active-result");if(actives.length){if(!this.result_highlight){this.result_do_highlight(actives.first());}else{if(this.results_showing){sibs=this.result_highlight.nextSiblings();nexts=sibs.intersect(actives);if(nexts.length){this.result_do_highlight(nexts.first());}}}if(!this.results_showing){return this.results_show();}}};Chosen.prototype.keyup_arrow=function(){var actives,prevs,sibs;if(!this.results_showing&&!this.is_multiple){return this.results_show();}else{if(this.result_highlight){sibs=this.result_highlight.previousSiblings();actives=this.search_results.select("li.active-result");prevs=sibs.intersect(actives);if(prevs.length){return this.result_do_highlight(prevs.first());}else{if(this.choices>0){this.results_hide();}return this.result_clear_highlight();}}}};Chosen.prototype.keydown_backstroke=function(){if(this.pending_backstroke){this.choice_destroy(this.pending_backstroke.down("a"));return this.clear_backstroke();}else{this.pending_backstroke=this.search_container.siblings("li.search-choice").last();return this.pending_backstroke.addClassName("search-choice-focus");}};Chosen.prototype.clear_backstroke=function(){if(this.pending_backstroke){this.pending_backstroke.removeClassName("search-choice-focus");}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){return this.results_search();}}break;case 13:evt.preventDefault();if(this.results_showing){return this.result_select();}break;case 9:case 13:case 38:case 40:case 16:break;default:return this.results_search();}};Chosen.prototype.keydown_checker=function(evt){var stroke,_ref;stroke=(_ref=evt.which)!=null?_ref:evt.keyCode;this.search_field_scale();if(stroke!==8&&this.pending_backstroke){this.clear_backstroke();}switch(stroke){case 8:return this.backstroke_length=this.search_field.value.length;case 9:return this.mouse_on_container=false;case 13:return evt.preventDefault();case 38:evt.preventDefault();return this.keyup_arrow();case 40:return this.keydown_arrow();}};Chosen.prototype.search_field_scale=function(){var dd_top,div,h,style,style_block,styles,w;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(style in styles){style_block+=style+":"+this.search_field.getStyle(style)+";";}div=new Element("div",{style:style_block}).update(this.search_field.value);document.body.appendChild(div);w=Element.measure(div,"width")+25;div.remove();if(w>this.f_width-10){w=this.f_width-10;}this.search_field.setStyle({width:w+"px"});dd_top=this.container.getHeight();return this.dropdown.setStyle({top:dd_top+"px"});}};return Chosen;})();root.Chosen=Chosen;document.observe("dom:loaded",function(evt){var select,selects,_i,_len,_results;selects=$$(".chzn-select");_results=[];for(_i=0,_len=selects.length;_i<_len;_i++){select=selects[_i];_results.push(new Chosen(select));}return _results;});get_side_border_padding=function(elmt){var layout,side_border_padding;layout=new Element.Layout(elmt);return side_border_padding=layout.get("border-left")+layout.get("border-right")+layout.get("padding-left")+layout.get("padding-right");};root.get_side_border_padding=get_side_border_padding;root=typeof exports!=="undefined"&&exports!==null?exports:this;OptionsParser=(function(){function OptionsParser(){this.group_index=0;this.sel_index=0;this.parsed=[];}OptionsParser.prototype.add_node=function(child){if(child.nodeName==="OPTGROUP"){return this.add_group(child);}else{return this.add_option(child);}};OptionsParser.prototype.add_group=function(group){var group_id,option,_i,_len,_ref;group_id=this.sel_index+this.group_index;this.parsed.push({id:group_id,group:true,label:group.label,position:this.group_index,children:0,disabled:group.disabled});_ref=group.childNodes;for(_i=0,_len=_ref.length;_i<_len;_i++){option=_ref[_i];this.add_option(option,group_id,group.disabled);}return this.group_index+=1;};OptionsParser.prototype.add_option=function(option,group_id,group_disabled){var _ref;if(option.nodeName==="OPTION"&&(this.sel_index>0||option.text!=="")){if(group_id||group_id===0){this.parsed[group_id].children+=1;}this.parsed.push({id:this.sel_index+this.group_index,select_index:this.sel_index,value:option.value,text:option.text,selected:option.selected,disabled:(_ref=group_disabled===true)!=null?_ref:{group_disabled:option.disabled},group_id:group_id});return this.sel_index+=1;}};return OptionsParser;})();OptionsParser.select_to_array=function(select){var child,parser,_i,_len,_ref;parser=new OptionsParser();_ref=select.childNodes;for(_i=0,_len=_ref.length;_i<_len;_i++){child=_ref[_i];parser.add_node(child);}return parser.parsed;};root.OptionsParser=OptionsParser;}).call(this); \ No newline at end of file diff --git a/coffee/chosen.proto.coffee b/coffee/chosen.proto.coffee new file mode 100644 index 0000000..d52e3e2 --- /dev/null +++ b/coffee/chosen.proto.coffee @@ -0,0 +1,631 @@ +### +Chosen for Protoype.js +by Patrick Filler for Harvest + +Copyright (c) 2011 Harvest + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in +all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN +THE SOFTWARE. +### + +root = exports ? this + +class Chosen + + constructor: (elmn) -> + this.set_default_values() + + @form_field = elmn + @is_multiple = @form_field.multiple + + @default_text_default = if @form_field.multiple then "Select Some Options" else "Select an Option" + + this.set_up_html() + this.register_observers() + + + 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 + + # HTML Templates + @single_temp = new Template('#{default}
              ') + @multi_temp = new Template('
                ') + @choice_temp = new Template('
              • #{choice}
                • ') + @no_results_temp = new Template('
              • No results match "#{terms}"
                • ') + + + set_up_html: -> + @container_id = @form_field.id + "_chzn" + + @f_width = if @form_field.getStyle("width") then parseInt @form_field.getStyle("width"), 10 else @form_field.getWidth() + + container_props = + 'id': @container_id + 'class': 'chzn-container' + 'style': 'width: ' + (@f_width) + 'px' #use parens around @f_width so coffeescript doesn't think + ' px' is a function parameter + + @default_text = if @form_field.readAttribute 'title' then @form_field.readAttribute 'title' else @default_text_default + + base_template = if @is_multiple then new Element('div', container_props).update( @multi_temp.evaluate({ "default": @default_text}) ) else new Element('div', container_props).update( @single_temp.evaluate({ "default":@default_text }) ) + + @form_field.hide().insert({ after: base_template }) + @container = $(@container_id) + @container.addClassName( "chzn-container-" + (if @is_multiple then "multi" else "single") ) + @dropdown = @container.down('div.chzn-drop') + + dd_top = @container.getHeight() + dd_width = (@f_width - get_side_border_padding(@dropdown)) + + @dropdown.setStyle({"width": dd_width + "px", "top": dd_top + "px"}) + + @search_field = @container.down('input') + @search_results = @container.down('ul.chzn-results') + this.search_field_scale() + + @search_no_results = @container.down('li.no-results') + + if @is_multiple + @search_choices = @container.down('ul.chzn-choices') + @search_container = @container.down('li.search-field') + else + @search_container = @container.down('div.chzn-search') + @selected_item = @container.down('.chzn-single') + sf_width = dd_width - get_side_border_padding(@search_container) - get_side_border_padding(@search_field) + @search_field.setStyle( {"width" : sf_width + "px"} ) + + this.results_build() + this.set_tab_index() + + + register_observers: -> + @container.observe "click", (evt) => this.container_click(evt) + @container.observe "mouseenter", (evt) => this.mouse_enter(evt) + @container.observe "mouseleave", (evt) => this.mouse_leave(evt) + + @search_results.observe "click", (evt) => this.search_results_click(evt) + @search_results.observe "mouseover", (evt) => this.search_results_mouseover(evt) + @search_results.observe "mouseout", (evt) => this.search_results_mouseout(evt) + + @form_field.observe "liszt:updated", (evt) => this.results_update_field(evt) + + @search_field.observe "blur", (evt) => this.input_blur(evt) + @search_field.observe "keyup", (evt) => this.keyup_checker(evt) + @search_field.observe "keydown", (evt) => this.keydown_checker(evt) + + if @is_multiple + @search_choices.observe "click", (evt) => this.choices_click(evt) + @search_field.observe "focus", (evt) => this.input_focus(evt) + else + @selected_item.observe "focus", (evt) => this.activate_field(evt) + + + container_click: (evt) -> + if evt and evt.type is "click" + evt.stop() + if not @pending_destroy_click + if not @active_field + @search_field.clear() if @is_multiple + document.observe "click", @click_test_action + this.results_show() + else if not @is_multiple and evt and (evt.target is @selected_item || evt.target.up("a.chzn-single")) + this.results_show() + + this.activate_field() + else + @pending_destroy_click = false + + mouse_enter: -> @mouse_on_container = true + mouse_leave: -> @mouse_on_container = false + + input_focus: (evt) -> + setTimeout this.container_click.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") + + close_field: -> + document.stopObserving "click", @click_test_action + + if not @is_multiple + @selected_item.tabIndex = @search_field.tabIndex + @search_field.tabIndex = -1 + + @active_field = false + this.results_hide() + + @container.removeClassName "chzn-container-active" + this.winnow_results_clear() + this.clear_backstroke() + + this.show_search_field_default() + this.search_field_scale() + + activate_field: -> + if not @is_multiple and not @active_field + @search_field.tabIndex = @selected_item.tabIndex + @selected_item.tabIndex = -1 + + @container.addClassName "chzn-container-active" + @active_field = true + + @search_field.value = @search_field.value + @search_field.focus() + + + test_active_click: (evt) -> + if evt.target.up('#' + @container.id) + @active_field = true + else + this.close_field() + + results_build: -> + startTime = new Date() + @parsing = true + @results_data = OptionsParser.select_to_array @form_field + + if @is_multiple and @choices > 0 + @search_choices.select("li.search-choice").invoke("remove") + @choices = 0 + else if not @is_multiple + @selected_item.down("span").update(@default_text) + + content = '' + for data in @results_data + if data.group + content += this.result_add_group data + else + content += this.result_add_option data + if data.selected and @is_multiple + this.choice_build data + else if data.selected and not @is_multiple + @selected_item.down("span").update( data.text ) + + this.show_search_field_default() + @search_results.update content + @parsing = false + + + result_add_group: (group) -> + if not group.disabled + group.dom_id = @form_field.id + "chzn_g_" + group.id + '
              • ' + group.label.escapeHTML() + '
                • ' + else + "" + + result_add_option: (option) -> + if not option.disabled + option.dom_id = @form_field.id + "chzn_o_" + option.id + + 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_id >= 0 + + '
              • ' + option.text.escapeHTML() + '
                • ' + else + "" + + results_update_field: -> + this.result_clear_highlight() + @result_single_selected = null + this.results_build() + + result_do_highlight: (el) -> + this.result_clear_highlight(); + + @result_highlight = el; + @result_highlight.addClassName "highlighted" + + maxHeight = parseInt @search_results.getStyle('maxHeight'), 10 + visible_top = @search_results.scrollTop + visible_bottom = maxHeight + visible_top + + high_top = @result_highlight.positionedOffset().top + high_bottom = high_top + @result_highlight.getHeight() + + if high_bottom >= visible_bottom + @search_results.scrollTop = if (high_bottom - maxHeight) > 0 then (high_bottom - maxHeight) else 0 + else if high_top < visible_top + @search_results.scrollTop = high_top + + result_clear_highlight: -> + @result_highlight.removeClassName('highlighted') if @result_highlight + @result_highlight = null + + results_show: -> + if not @is_multiple + @selected_item.addClassName('chzn-single-with-drop') + if @result_single_selected + this.result_do_highlight( @result_single_selected ) + + dd_top = if @is_multiple then @container.getHeight() else (@container.getHeight() - 1) + @dropdown.setStyle {"top": dd_top + "px", "left":0} + @results_showing = true + + @search_field.focus() + @search_field.value = @search_field.value + + this.winnow_results() + + results_hide: -> + @selected_item.removeClassName('chzn-single-with-drop') unless @is_multiple + this.result_clear_highlight() + @dropdown.setStyle({"left":"-9000px"}) + @results_showing = false + + + set_tab_index: (el) -> + if @form_field.tabIndex + ti = @form_field.tabIndex + @form_field.tabIndex = -1 + + if @is_multiple + @search_field.tabIndex = ti + else + @selected_item.tabIndex = ti + @search_field.tabIndex = -1 + + show_search_field_default: -> + if @is_multiple and @choices < 1 and not @active_field + @search_field.value = @default_text + @search_field.addClassName "default" + else + @search_field.value = "" + @search_field.removeClassName "default" + + search_results_click: (evt) -> + target = if evt.target.hasClassName("active-result") then evt.target else evt.target.up(".active-result") + if target + @result_highlight = target + this.result_select() + + search_results_mouseover: (evt) -> + target = if evt.target.hasClassName("active-result") then evt.target else evt.target.up(".active-result") + this.result_do_highlight( target ) if target + + search_results_mouseout: (evt) -> + this.result_clear_highlight() if evt.target.hasClassName('active-result') or evt.target.up('.active-result') + + + choices_click: (evt) -> + evt.preventDefault() + if( @active_field and not(evt.target.hasClassName('search-choice') or evt.target.up('.search-choice')) and not @results_showing ) + this.results_show() + + choice_build: (item) -> + choice_id = @form_field.id + "_chzn_c_" + item.id + @choices += 1 + @search_container.insert { before: @choice_temp.evaluate({"id":choice_id, "choice":item.text, "position":item.id}) } + link = $(choice_id).down('a') + link.observe "click", (evt) => this.choice_destroy_link_click(evt) + + choice_destroy_link_click: (evt) -> + evt.preventDefault() + @pending_destroy_click = true + this.choice_destroy evt.target + + choice_destroy: (link) -> + @choices -= 1 + this.show_search_field_default() + + this.results_hide() if @is_multiple and @choices > 0 and @search_field.value.length < 1 + + this.result_deselect link.readAttribute("rel") + link.up('li').remove() + + result_select: -> + if @result_highlight + high = @result_highlight + this.result_clear_highlight(); + + high.addClassName("result-selected") + + if @is_multiple + this.result_deactivate high + else + @result_single_selected = high + + position = high.id.substr(high.id.lastIndexOf("_") + 1 ) + item = @results_data[position] + item.selected = true + + @form_field.options[item.select_index].selected = true + + if @is_multiple + this.choice_build item + else + @selected_item.down("span").update(item.text) + + this.results_hide() + @search_field.value = "" + + @form_field.simulate("change") if typeof Event.simulate is 'function' + this.search_field_scale() + + result_activate: (el) -> + el.addClassName("active-result").show() + + result_deactivate: (el) -> + el.removeClassName("active-result").hide() + + result_deselect: (pos) -> + result_data = @results_data[pos] + result_data.selected = false + + @form_field.options[result_data.select_index].selected = false + result = $(@form_field.id + "chzn_o_" + pos) + result.removeClassName("result-selected").addClassName("active-result").show() + + this.result_clear_highlight() + this.winnow_results() + + @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() + + results = 0 + + searchText = if @search_field.value is @default_text then "" else @search_field.value.strip() + regex = new RegExp('^' + searchText.replace(/[-[\]{}()*+?.,\\^$|#\s]/g, "\\$&"), 'i') + zregex = new RegExp(searchText.replace(/[-[\]{}()*+?.,\\^$|#\s]/g, "\\$&"), 'i') + + for option in @results_data + if not option.disabled + if option.group + $(option.dom_id).hide() + else if not (@is_multiple and option.selected) + found = false + result_id = @form_field.id + "chzn_o_" + option.id + + if regex.test option.text + found = true; + results += 1; + else if option.text.indexOf(" ") >= 0 or option.text.indexOf("[") == 0 + #TODO: replace this substitution of /\[\]/ with a list of characters to skip. + parts = option.text.replace(/\[|\]/g, "").split(" ") + if parts.length + for part in parts + if regex.test part + found = true + results += 1 + + if found + if searchText.length + startpos = option.text.search zregex + text = option.text.substr(0, startpos + searchText.length) + '                ' + option.text.substr(startpos + searchText.length) + text = text.substr(0, startpos) + '' + text.substr(startpos) + else + text = option.text + + $(result_id).update text if $(result_id).innerHTML != text + + this.result_activate $(result_id) + + $(@results_data[option.group_id].dom_id).show() if option.group_id? + else + this.result_clear_highlight() if $(result_id) is @result_highlight + this.result_deactivate $(result_id) + + if results < 1 and searchText.length + this.no_results(searchText) + else + this.winnow_results_set_highlight() + + winnow_results_clear: -> + @search_field.clear() + lis = @search_results.select("li") + + for li in lis + if li.hasClassName("group-result") + li.show() + else if not @is_multiple or not li.hasClassName("result-selected") + this.result_activate li + + winnow_results_set_highlight: -> + if not @result_highlight + do_high = @search_results.down(".active-result") + if(do_high) + this.result_do_highlight do_high + + no_results: (terms) -> + @search_results.insert @no_results_temp.evaluate({"terms":terms.escapeHTML()}) + + no_results_clear: -> + nr = null + nr.remove() while nr = @search_results.down(".no-results") + + + keydown_arrow: -> + actives = @search_results.select("li.active-result") + if actives.length + if not @result_highlight + this.result_do_highlight actives.first() + else if @results_showing + sibs = @result_highlight.nextSiblings() + nexts = sibs.intersect(actives) + this.result_do_highlight nexts.first() if nexts.length + this.results_show() if not @results_showing + + keyup_arrow: -> + if not @results_showing and not @is_multiple + this.results_show() + else if @result_highlight + sibs = @result_highlight.previousSiblings() + actives = @search_results.select("li.active-result") + prevs = sibs.intersect(actives) + + if prevs.length + this.result_do_highlight prevs.first() + else + this.results_hide() if @choices > 0 + this.result_clear_highlight() + + keydown_backstroke: -> + if @pending_backstroke + this.choice_destroy @pending_backstroke.down("a") + this.clear_backstroke() + else + @pending_backstroke = @search_container.siblings("li.search-choice").last() + @pending_backstroke.addClassName("search-choice-focus") + + clear_backstroke: -> + @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.results_search() + when 13 + evt.preventDefault() + this.result_select() if this.results_showing + when 9, 13, 38, 40, 16 + # don't do anything on these keys + else this.results_search() + + + keydown_checker: (evt) -> + stroke = evt.which ? evt.keyCode + this.search_field_scale() + + this.clear_backstroke() if stroke != 8 and this.pending_backstroke + + switch stroke + when 8 + @backstroke_length = this.search_field.value.length + when 9 + @mouse_on_container = false + when 13 + evt.preventDefault() + when 38 + evt.preventDefault() + this.keyup_arrow() + when 40 + this.keydown_arrow() + + + search_field_scale: -> + if @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 style of styles + style_block += style + ":" + @search_field.getStyle(style) + ";" + + div = new Element('div', { 'style' : style_block }).update(@search_field.value) + document.body.appendChild(div) + + w = Element.measure(div, 'width') + 25 + div.remove() + + if( w > @f_width-10 ) + w = @f_width - 10 + + @search_field.setStyle({'width': w + 'px'}) + + dd_top = @container.getHeight() + @dropdown.setStyle({"top": dd_top + "px"}) + +root.Chosen = Chosen + +document.observe 'dom:loaded', (evt) -> + selects = $$(".chzn-select") + new Chosen select for select in selects + +get_side_border_padding = (elmt) -> + layout = new Element.Layout(elmt) + side_border_padding = layout.get("border-left") + layout.get("border-right") + layout.get("padding-left") + layout.get("padding-right") + +root.get_side_border_padding = get_side_border_padding + +root = exports ? this + +class OptionsParser + + constructor: -> + @group_index = 0 + @sel_index = 0 + @parsed = [] + + add_node: (child) -> + if child.nodeName is "OPTGROUP" + this.add_group child + else + this.add_option child + + add_group: (group) -> + group_id = @sel_index + @group_index + @parsed.push + id: group_id + group: true + label: group.label + position: @group_index + children: 0 + disabled: group.disabled + this.add_option( option, group_id, group.disabled ) for option in group.childNodes + @group_index += 1 + + add_option: (option, group_id, group_disabled) -> + if option.nodeName is "OPTION" and (@sel_index > 0 or option.text != "") + if group_id || group_id is 0 + @parsed[group_id].children += 1 + @parsed.push + id: @sel_index + @group_index + select_index: @sel_index + value: option.value + text: option.text + selected: option.selected + disabled: ((group_disabled is true) ? group_disabled : option.disabled) + group_id: group_id + @sel_index += 1 + +OptionsParser.select_to_array = (select) -> + parser = new OptionsParser() + parser.add_node( child ) for child in select.childNodes + parser.parsed + +root.OptionsParser = OptionsParser \ No newline at end of file