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March 24, 2013 17:15
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jQuery Chosen with title attribute. May be helpful to provide contextual information when multiple options have the same label.
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| // Chosen, a Select Box Enhancer for jQuery and Protoype | |
| // by Patrick Filler for Harvest, http://getharvest.com | |
| // | |
| // Version 0.9.8 | |
| // Full source at https://github.com/harvesthq/chosen | |
| // Copyright (c) 2011 Harvest http://getharvest.com | |
| // MIT License, https://github.com/harvesthq/chosen/blob/master/LICENSE.md | |
| // This file is generated by `cake build`, do not edit it by hand. | |
| (function() { | |
| var SelectParser; | |
| SelectParser = (function() { | |
| function SelectParser() { | |
| this.options_index = 0; | |
| this.parsed = []; | |
| } | |
| SelectParser.prototype.add_node = function(child) { | |
| if (child.nodeName.toUpperCase() === "OPTGROUP") { | |
| return this.add_group(child); | |
| } else { | |
| return this.add_option(child); | |
| } | |
| }; | |
| SelectParser.prototype.add_group = function(group) { | |
| var group_position, option, _i, _len, _ref, _results; | |
| group_position = this.parsed.length; | |
| this.parsed.push({ | |
| array_index: group_position, | |
| group: true, | |
| label: group.label, | |
| children: 0, | |
| disabled: group.disabled | |
| }); | |
| _ref = group.childNodes; | |
| _results = []; | |
| for (_i = 0, _len = _ref.length; _i < _len; _i++) { | |
| option = _ref[_i]; | |
| _results.push(this.add_option(option, group_position, group.disabled)); | |
| } | |
| return _results; | |
| }; | |
| SelectParser.prototype.add_option = function(option, group_position, group_disabled) { | |
| if (option.nodeName.toUpperCase() === "OPTION") { | |
| if (option.text !== "") { | |
| if (group_position != null) this.parsed[group_position].children += 1; | |
| this.parsed.push({ | |
| array_index: this.parsed.length, | |
| options_index: this.options_index, | |
| value: option.value, | |
| text: option.text, | |
| title : (option.title) ? option.title : '', | |
| html: option.innerHTML, | |
| selected: option.selected, | |
| disabled: group_disabled === true ? group_disabled : option.disabled, | |
| group_array_index: group_position, | |
| classes: option.className, | |
| style: option.style.cssText | |
| }); | |
| } else { | |
| this.parsed.push({ | |
| array_index: this.parsed.length, | |
| options_index: this.options_index, | |
| empty: true | |
| }); | |
| } | |
| return this.options_index += 1; | |
| } | |
| }; | |
| return SelectParser; | |
| })(); | |
| SelectParser.select_to_array = function(select) { | |
| var child, parser, _i, _len, _ref; | |
| parser = new SelectParser(); | |
| _ref = select.childNodes; | |
| for (_i = 0, _len = _ref.length; _i < _len; _i++) { | |
| child = _ref[_i]; | |
| parser.add_node(child); | |
| } | |
| return parser.parsed; | |
| }; | |
| this.SelectParser = SelectParser; | |
| }).call(this); | |
| /* | |
| Chosen source: generate output using 'cake build' | |
| Copyright (c) 2011 by Harvest | |
| */ | |
| (function() { | |
| var AbstractChosen, root; | |
| root = this; | |
| AbstractChosen = (function() { | |
| function AbstractChosen(form_field, options) { | |
| this.form_field = form_field; | |
| this.options = options != null ? options : {}; | |
| this.set_default_values(); | |
| this.is_multiple = this.form_field.multiple; | |
| this.set_default_text(); | |
| this.setup(); | |
| this.set_up_html(); | |
| this.register_observers(); | |
| this.finish_setup(); | |
| } | |
| AbstractChosen.prototype.set_default_values = function() { | |
| var _this = this; | |
| this.click_test_action = function(evt) { | |
| return _this.test_active_click(evt); | |
| }; | |
| this.activate_action = function(evt) { | |
| return _this.activate_field(evt); | |
| }; | |
| this.active_field = false; | |
| this.mouse_on_container = false; | |
| this.results_showing = false; | |
| this.result_highlighted = null; | |
| this.result_single_selected = null; | |
| this.allow_single_deselect = (this.options.allow_single_deselect != null) && (this.form_field.options[0] != null) && this.form_field.options[0].text === "" ? this.options.allow_single_deselect : false; | |
| this.disable_search_threshold = this.options.disable_search_threshold || 0; | |
| this.disable_search = this.options.disable_search || false; | |
| this.search_contains = this.options.search_contains || false; | |
| this.choices = 0; | |
| this.single_backstroke_delete = this.options.single_backstroke_delete || false; | |
| return this.max_selected_options = this.options.max_selected_options || Infinity; | |
| }; | |
| AbstractChosen.prototype.set_default_text = function() { | |
| if (this.form_field.getAttribute("data-placeholder")) { | |
| this.default_text = this.form_field.getAttribute("data-placeholder"); | |
| } else if (this.is_multiple) { | |
| this.default_text = this.options.placeholder_text_multiple || this.options.placeholder_text || "Select Some Options"; | |
| } else { | |
| this.default_text = this.options.placeholder_text_single || this.options.placeholder_text || "Select an Option"; | |
| } | |
| return this.results_none_found = this.form_field.getAttribute("data-no_results_text") || this.options.no_results_text || "No results match"; | |
| }; | |
| AbstractChosen.prototype.mouse_enter = function() { | |
| return this.mouse_on_container = true; | |
| }; | |
| AbstractChosen.prototype.mouse_leave = function() { | |
| return this.mouse_on_container = false; | |
| }; | |
| AbstractChosen.prototype.input_focus = function(evt) { | |
| var _this = this; | |
| if (this.is_multiple) { | |
| if (!this.active_field) { | |
| return setTimeout((function() { | |
| return _this.container_mousedown(); | |
| }), 50); | |
| } | |
| } else { | |
| if (!this.active_field) return this.activate_field(); | |
| } | |
| }; | |
| AbstractChosen.prototype.input_blur = function(evt) { | |
| var _this = this; | |
| if (!this.mouse_on_container) { | |
| this.active_field = false; | |
| return setTimeout((function() { | |
| return _this.blur_test(); | |
| }), 100); | |
| } | |
| }; | |
| AbstractChosen.prototype.result_add_option = function(option) { | |
| var classes, style; | |
| if (!option.disabled) { | |
| option.dom_id = this.container_id + "_o_" + option.array_index; | |
| classes = option.selected && this.is_multiple ? [] : ["active-result"]; | |
| if (option.selected) classes.push("result-selected"); | |
| if (option.group_array_index != null) classes.push("group-option"); | |
| if (option.classes !== "") classes.push(option.classes); | |
| style = option.style.cssText !== "" ? " style=\"" + option.style + "\"" : ""; | |
| return '<li id="' + option.dom_id + '" title="' + option.title + '" class="' + classes.join(' ') + '"' + style + '>' + option.html + '</li>'; | |
| } else { | |
| return ""; | |
| } | |
| }; | |
| AbstractChosen.prototype.results_update_field = function() { | |
| if (!this.is_multiple) this.results_reset_cleanup(); | |
| this.result_clear_highlight(); | |
| this.result_single_selected = null; | |
| return this.results_build(); | |
| }; | |
| AbstractChosen.prototype.results_toggle = function() { | |
| if (this.results_showing) { | |
| return this.results_hide(); | |
| } else { | |
| return this.results_show(); | |
| } | |
| }; | |
| AbstractChosen.prototype.results_search = function(evt) { | |
| if (this.results_showing) { | |
| return this.winnow_results(); | |
| } else { | |
| return this.results_show(); | |
| } | |
| }; | |
| AbstractChosen.prototype.keyup_checker = function(evt) { | |
| var stroke, _ref; | |
| stroke = (_ref = evt.which) != null ? _ref : evt.keyCode; | |
| this.search_field_scale(); | |
| switch (stroke) { | |
| case 8: | |
| if (this.is_multiple && this.backstroke_length < 1 && this.choices > 0) { | |
| return this.keydown_backstroke(); | |
| } else if (!this.pending_backstroke) { | |
| this.result_clear_highlight(); | |
| return this.results_search(); | |
| } | |
| break; | |
| case 13: | |
| evt.preventDefault(); | |
| if (this.results_showing) return this.result_select(evt); | |
| break; | |
| case 27: | |
| if (this.results_showing) this.results_hide(); | |
| return true; | |
| case 9: | |
| case 38: | |
| case 40: | |
| case 16: | |
| case 91: | |
| case 17: | |
| break; | |
| default: | |
| return this.results_search(); | |
| } | |
| }; | |
| AbstractChosen.prototype.generate_field_id = function() { | |
| var new_id; | |
| new_id = this.generate_random_id(); | |
| this.form_field.id = new_id; | |
| return new_id; | |
| }; | |
| AbstractChosen.prototype.generate_random_char = function() { | |
| var chars, newchar, rand; | |
| chars = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ"; | |
| rand = Math.floor(Math.random() * chars.length); | |
| return newchar = chars.substring(rand, rand + 1); | |
| }; | |
| return AbstractChosen; | |
| })(); | |
| root.AbstractChosen = AbstractChosen; | |
| }).call(this); | |
| /* | |
| Chosen source: generate output using 'cake build' | |
| Copyright (c) 2011 by Harvest | |
| */ | |
| (function() { | |
| var $, Chosen, get_side_border_padding, root, | |
| __hasProp = Object.prototype.hasOwnProperty, | |
| __extends = function(child, parent) { for (var key in parent) { if (__hasProp.call(parent, key)) child[key] = parent[key]; } function ctor() { this.constructor = child; } ctor.prototype = parent.prototype; child.prototype = new ctor; child.__super__ = parent.prototype; return child; }; | |
| root = this; | |
| $ = jQuery; | |
| $.fn.extend({ | |
| chosen: function(options) { | |
| if ($.browser.msie && ($.browser.version === "6.0" || ($.browser.version === "7.0" && document.documentMode === 7))) { | |
| return this; | |
| } | |
| return this.each(function(input_field) { | |
| var $this; | |
| $this = $(this); | |
| if (!$this.hasClass("chzn-done")) { | |
| return $this.data('chosen', new Chosen(this, options)); | |
| } | |
| }); | |
| } | |
| }); | |
| Chosen = (function(_super) { | |
| __extends(Chosen, _super); | |
| function Chosen() { | |
| Chosen.__super__.constructor.apply(this, arguments); | |
| } | |
| Chosen.prototype.setup = function() { | |
| this.form_field_jq = $(this.form_field); | |
| this.current_value = this.form_field_jq.val(); | |
| return this.is_rtl = this.form_field_jq.hasClass("chzn-rtl"); | |
| }; | |
| Chosen.prototype.finish_setup = function() { | |
| return this.form_field_jq.addClass("chzn-done"); | |
| }; | |
| Chosen.prototype.set_up_html = function() { | |
| var container_div, dd_top, dd_width, sf_width; | |
| this.container_id = this.form_field.id.length ? this.form_field.id.replace(/[^\w]/g, '_') : this.generate_field_id(); | |
| this.container_id += "_chzn"; | |
| this.f_width = this.form_field_jq.outerWidth(); | |
| container_div = $("<div />", { | |
| id: this.container_id, | |
| "class": "chzn-container" + (this.is_rtl ? ' chzn-rtl' : ''), | |
| style: 'width: ' + this.f_width + 'px;' | |
| }); | |
| if (this.is_multiple) { | |
| container_div.html('<ul class="chzn-choices"><li class="search-field"><input type="text" value="' + this.default_text + '" class="default" autocomplete="off" style="width:25px;" /></li></ul><div class="chzn-drop" style="left:-9000px; display: none;"><ul class="chzn-results"></ul></div>'); | |
| } else { | |
| container_div.html('<a href="javascript:void(0)" class="chzn-single chzn-default" tabindex="-1"><span>' + this.default_text + '</span><div><b></b></div></a><div class="chzn-drop" style="left:-9000px; display: none;"><div class="chzn-search"><input type="text" autocomplete="off" /></div><ul class="chzn-results"></ul></div>'); | |
| } | |
| this.form_field_jq.hide().after(container_div); | |
| this.container = $('#' + this.container_id); | |
| this.container.addClass("chzn-container-" + (this.is_multiple ? "multi" : "single")); | |
| this.dropdown = this.container.find('div.chzn-drop').first(); | |
| dd_top = this.container.height(); | |
| dd_width = this.f_width - get_side_border_padding(this.dropdown); | |
| this.dropdown.css({ | |
| "width": dd_width + "px", | |
| "top": dd_top + "px" | |
| }); | |
| this.search_field = this.container.find('input').first(); | |
| this.search_results = this.container.find('ul.chzn-results').first(); | |
| this.search_field_scale(); | |
| this.search_no_results = this.container.find('li.no-results').first(); | |
| if (this.is_multiple) { | |
| this.search_choices = this.container.find('ul.chzn-choices').first(); | |
| this.search_container = this.container.find('li.search-field').first(); | |
| } else { | |
| this.search_container = this.container.find('div.chzn-search').first(); | |
| this.selected_item = this.container.find('.chzn-single').first(); | |
| // sf_width = dd_width - get_side_border_padding(this.search_container) - get_side_border_padding(this.search_field); | |
| this.search_field.css({ | |
| "width": sf_width + "px" | |
| }); | |
| } | |
| this.results_build(); | |
| this.set_tab_index(); | |
| return this.form_field_jq.trigger("liszt:ready", { | |
| chosen: this | |
| }); | |
| }; | |
| Chosen.prototype.register_observers = function() { | |
| var _this = this; | |
| this.container.mousedown(function(evt) { | |
| return _this.container_mousedown(evt); | |
| }); | |
| this.container.mouseup(function(evt) { | |
| return _this.container_mouseup(evt); | |
| }); | |
| this.container.mouseenter(function(evt) { | |
| return _this.mouse_enter(evt); | |
| }); | |
| this.container.mouseleave(function(evt) { | |
| return _this.mouse_leave(evt); | |
| }); | |
| this.search_results.mouseup(function(evt) { | |
| return _this.search_results_mouseup(evt); | |
| }); | |
| this.search_results.mouseover(function(evt) { | |
| return _this.search_results_mouseover(evt); | |
| }); | |
| this.search_results.mouseout(function(evt) { | |
| return _this.search_results_mouseout(evt); | |
| }); | |
| this.form_field_jq.bind("liszt:updated", function(evt) { | |
| return _this.results_update_field(evt); | |
| }); | |
| this.form_field_jq.bind("liszt:activate", function(evt) { | |
| return _this.activate_field(evt); | |
| }); | |
| this.form_field_jq.bind("liszt:open", function(evt) { | |
| return _this.container_mousedown(evt); | |
| }); | |
| this.search_field.blur(function(evt) { | |
| return _this.input_blur(evt); | |
| }); | |
| this.search_field.keyup(function(evt) { | |
| return _this.keyup_checker(evt); | |
| }); | |
| this.search_field.keydown(function(evt) { | |
| return _this.keydown_checker(evt); | |
| }); | |
| this.search_field.focus(function(evt) { | |
| return _this.input_focus(evt); | |
| }); | |
| if (this.is_multiple) { | |
| return this.search_choices.click(function(evt) { | |
| return _this.choices_click(evt); | |
| }); | |
| } else { | |
| return this.container.click(function(evt) { | |
| return evt.preventDefault(); | |
| }); | |
| } | |
| }; | |
| Chosen.prototype.search_field_disabled = function() { | |
| this.is_disabled = this.form_field_jq[0].disabled; | |
| if (this.is_disabled) { | |
| this.container.addClass('chzn-disabled'); | |
| this.search_field[0].disabled = true; | |
| if (!this.is_multiple) { | |
| this.selected_item.unbind("focus", this.activate_action); | |
| } | |
| return this.close_field(); | |
| } else { | |
| this.container.removeClass('chzn-disabled'); | |
| this.search_field[0].disabled = false; | |
| if (!this.is_multiple) { | |
| return this.selected_item.bind("focus", this.activate_action); | |
| } | |
| } | |
| }; | |
| Chosen.prototype.container_mousedown = function(evt) { | |
| var target_closelink; | |
| if (!this.is_disabled) { | |
| target_closelink = evt != null ? ($(evt.target)).hasClass("search-choice-close") : false; | |
| if (evt && evt.type === "mousedown" && !this.results_showing) { | |
| evt.stopPropagation(); | |
| } | |
| if (!this.pending_destroy_click && !target_closelink) { | |
| if (!this.active_field) { | |
| if (this.is_multiple) this.search_field.val(""); | |
| $(document).click(this.click_test_action); | |
| this.results_show(); | |
| } else if (!this.is_multiple && evt && (($(evt.target)[0] === this.selected_item[0]) || $(evt.target).parents("a.chzn-single").length)) { | |
| evt.preventDefault(); | |
| this.results_toggle(); | |
| } | |
| return this.activate_field(); | |
| } else { | |
| return this.pending_destroy_click = false; | |
| } | |
| } | |
| }; | |
| Chosen.prototype.container_mouseup = function(evt) { | |
| if (evt.target.nodeName === "ABBR" && !this.is_disabled) { | |
| return this.results_reset(evt); | |
| } | |
| }; | |
| Chosen.prototype.blur_test = function(evt) { | |
| if (!this.active_field && this.container.hasClass("chzn-container-active")) { | |
| return this.close_field(); | |
| } | |
| }; | |
| Chosen.prototype.close_field = function() { | |
| $(document).unbind("click", this.click_test_action); | |
| this.active_field = false; | |
| this.results_hide(); | |
| this.container.removeClass("chzn-container-active"); | |
| this.winnow_results_clear(); | |
| this.clear_backstroke(); | |
| this.show_search_field_default(); | |
| return this.search_field_scale(); | |
| }; | |
| Chosen.prototype.activate_field = function() { | |
| this.container.addClass("chzn-container-active"); | |
| this.active_field = true; | |
| this.search_field.val(this.search_field.val()); | |
| return this.search_field.focus(); | |
| }; | |
| Chosen.prototype.test_active_click = function(evt) { | |
| if ($(evt.target).parents('#' + this.container_id).length) { | |
| return this.active_field = true; | |
| } else { | |
| return this.close_field(); | |
| } | |
| }; | |
| Chosen.prototype.results_build = function() { | |
| var content, data, _i, _len, _ref; | |
| this.parsing = true; | |
| this.results_data = root.SelectParser.select_to_array(this.form_field); | |
| if (this.is_multiple && this.choices > 0) { | |
| this.search_choices.find("li.search-choice").remove(); | |
| this.choices = 0; | |
| } else if (!this.is_multiple) { | |
| this.selected_item.addClass("chzn-default").find("span").text(this.default_text); | |
| if (this.disable_search || this.form_field.options.length <= this.disable_search_threshold) { | |
| this.container.addClass("chzn-container-single-nosearch"); | |
| } else { | |
| this.container.removeClass("chzn-container-single-nosearch"); | |
| } | |
| } | |
| content = ''; | |
| _ref = this.results_data; | |
| for (_i = 0, _len = _ref.length; _i < _len; _i++) { | |
| data = _ref[_i]; | |
| if (data.group) { | |
| content += this.result_add_group(data); | |
| } else if (!data.empty) { | |
| content += this.result_add_option(data); | |
| if (data.selected && this.is_multiple) { | |
| this.choice_build(data); | |
| } else if (data.selected && !this.is_multiple) { | |
| this.selected_item.removeClass("chzn-default").find("span").text(data.text); | |
| if (this.allow_single_deselect) this.single_deselect_control_build(); | |
| } | |
| } | |
| } | |
| this.search_field_disabled(); | |
| this.show_search_field_default(); | |
| this.search_field_scale(); | |
| this.search_results.html(content); | |
| return this.parsing = false; | |
| }; | |
| Chosen.prototype.result_add_group = function(group) { | |
| if (!group.disabled) { | |
| group.dom_id = this.container_id + "_g_" + group.array_index; | |
| return '<li id="' + group.dom_id + '" class="group-result">' + $("<div />").text(group.label).html() + '</li>'; | |
| } else { | |
| return ""; | |
| } | |
| }; | |
| Chosen.prototype.result_do_highlight = function(el) { | |
| var high_bottom, high_top, maxHeight, visible_bottom, visible_top; | |
| if (el.length) { | |
| this.result_clear_highlight(); | |
| this.result_highlight = el; | |
| this.result_highlight.addClass("highlighted"); | |
| maxHeight = parseInt(this.search_results.css("maxHeight"), 10); | |
| visible_top = this.search_results.scrollTop(); | |
| visible_bottom = maxHeight + visible_top; | |
| high_top = this.result_highlight.position().top + this.search_results.scrollTop(); | |
| high_bottom = high_top + this.result_highlight.outerHeight(); | |
| if (high_bottom >= visible_bottom) { | |
| return this.search_results.scrollTop((high_bottom - maxHeight) > 0 ? high_bottom - maxHeight : 0); | |
| } else if (high_top < visible_top) { | |
| return this.search_results.scrollTop(high_top); | |
| } | |
| } | |
| }; | |
| Chosen.prototype.result_clear_highlight = function() { | |
| if (this.result_highlight) this.result_highlight.removeClass("highlighted"); | |
| return this.result_highlight = null; | |
| }; | |
| Chosen.prototype.results_show = function() { | |
| var dd_top; | |
| if (!this.is_multiple) { | |
| this.selected_item.addClass("chzn-single-with-drop"); | |
| if (this.result_single_selected) { | |
| this.result_do_highlight(this.result_single_selected); | |
| } | |
| } else if (this.max_selected_options <= this.choices) { | |
| this.form_field_jq.trigger("liszt:maxselected", { | |
| chosen: this | |
| }); | |
| return false; | |
| } | |
| dd_top = this.is_multiple ? this.container.height() : this.container.height() - 1; | |
| this.form_field_jq.trigger("liszt:showing_dropdown", { | |
| chosen: this | |
| }); | |
| this.dropdown.css({ | |
| "top": dd_top + "px", | |
| "left": 0, | |
| "display": "block" | |
| }); | |
| this.results_showing = true; | |
| this.search_field.focus(); | |
| this.search_field.val(this.search_field.val()); | |
| return this.winnow_results(); | |
| }; | |
| Chosen.prototype.results_hide = function() { | |
| if (!this.is_multiple) { | |
| this.selected_item.removeClass("chzn-single-with-drop"); | |
| } | |
| this.result_clear_highlight(); | |
| this.form_field_jq.trigger("liszt:hiding_dropdown", { | |
| chosen: this | |
| }); | |
| this.dropdown.css({ | |
| "left": "-9000px", | |
| "display" : "none" | |
| }); | |
| return this.results_showing = false; | |
| }; | |
| Chosen.prototype.set_tab_index = function(el) { | |
| var ti; | |
| if (this.form_field_jq.attr("tabindex")) { | |
| ti = this.form_field_jq.attr("tabindex"); | |
| this.form_field_jq.attr("tabindex", -1); | |
| return this.search_field.attr("tabindex", ti); | |
| } | |
| }; | |
| Chosen.prototype.show_search_field_default = function() { | |
| if (this.is_multiple && this.choices < 1 && !this.active_field) { | |
| this.search_field.val(this.default_text); | |
| return this.search_field.addClass("default"); | |
| } else { | |
| this.search_field.val(""); | |
| return this.search_field.removeClass("default"); | |
| } | |
| }; | |
| Chosen.prototype.search_results_mouseup = function(evt) { | |
| var target; | |
| target = $(evt.target).hasClass("active-result") ? $(evt.target) : $(evt.target).parents(".active-result").first(); | |
| if (target.length) { | |
| this.result_highlight = target; | |
| this.result_select(evt); | |
| return this.search_field.focus(); | |
| } | |
| }; | |
| Chosen.prototype.search_results_mouseover = function(evt) { | |
| var target; | |
| target = $(evt.target).hasClass("active-result") ? $(evt.target) : $(evt.target).parents(".active-result").first(); | |
| if (target) return this.result_do_highlight(target); | |
| }; | |
| Chosen.prototype.search_results_mouseout = function(evt) { | |
| if ($(evt.target).hasClass("active-result" || $(evt.target).parents('.active-result').first())) { | |
| return this.result_clear_highlight(); | |
| } | |
| }; | |
| Chosen.prototype.choices_click = function(evt) { | |
| evt.preventDefault(); | |
| if (this.active_field && !($(evt.target).hasClass("search-choice" || $(evt.target).parents('.search-choice').first)) && !this.results_showing) { | |
| return this.results_show(); | |
| } | |
| }; | |
| Chosen.prototype.choice_build = function(item) { | |
| var choice_id, html, link, | |
| _this = this; | |
| if (this.is_multiple && this.max_selected_options <= this.choices) { | |
| this.form_field_jq.trigger("liszt:maxselected", { | |
| chosen: this | |
| }); | |
| return false; | |
| } | |
| choice_id = this.container_id + "_c_" + item.array_index; | |
| this.choices += 1; | |
| if (item.disabled) { | |
| html = '<li class="search-choice search-choice-disabled" id="' + choice_id + '"><span>' + item.html + '</span></li>'; | |
| } else { | |
| html = '<li class="search-choice" id="' + choice_id + '"><span>' + item.html + '</span><a href="javascript:void(0)" class="search-choice-close" rel="' + item.array_index + '"></a></li>'; | |
| } | |
| this.search_container.before(html); | |
| link = $('#' + choice_id).find("a").first(); | |
| return link.click(function(evt) { | |
| return _this.choice_destroy_link_click(evt); | |
| }); | |
| }; | |
| Chosen.prototype.choice_destroy_link_click = function(evt) { | |
| evt.preventDefault(); | |
| if (!this.is_disabled) { | |
| this.pending_destroy_click = true; | |
| return this.choice_destroy($(evt.target)); | |
| } else { | |
| return evt.stopPropagation; | |
| } | |
| }; | |
| Chosen.prototype.choice_destroy = function(link) { | |
| if (this.result_deselect(link.attr("rel"))) { | |
| this.choices -= 1; | |
| this.show_search_field_default(); | |
| if (this.is_multiple && this.choices > 0 && this.search_field.val().length < 1) { | |
| this.results_hide(); | |
| } | |
| return link.parents('li').first().remove(); | |
| } | |
| }; | |
| Chosen.prototype.results_reset = function() { | |
| this.form_field.options[0].selected = true; | |
| this.selected_item.find("span").text(this.default_text); | |
| if (!this.is_multiple) this.selected_item.addClass("chzn-default"); | |
| this.show_search_field_default(); | |
| this.results_reset_cleanup(); | |
| this.form_field_jq.trigger("change"); | |
| if (this.active_field) return this.results_hide(); | |
| }; | |
| Chosen.prototype.results_reset_cleanup = function() { | |
| this.current_value = this.form_field_jq.val(); | |
| return this.selected_item.find("abbr").remove(); | |
| }; | |
| Chosen.prototype.result_select = function(evt) { | |
| var high, high_id, item, position; | |
| if (this.result_highlight) { | |
| high = this.result_highlight; | |
| high_id = high.attr("id"); | |
| this.result_clear_highlight(); | |
| if (this.is_multiple) { | |
| this.result_deactivate(high); | |
| } else { | |
| this.search_results.find(".result-selected").removeClass("result-selected"); | |
| this.result_single_selected = high; | |
| this.selected_item.removeClass("chzn-default"); | |
| } | |
| high.addClass("result-selected"); | |
| position = high_id.substr(high_id.lastIndexOf("_") + 1); | |
| item = this.results_data[position]; | |
| item.selected = true; | |
| this.form_field.options[item.options_index].selected = true; | |
| if (this.is_multiple) { | |
| this.choice_build(item); | |
| } else { | |
| this.selected_item.find("span").first().text(item.text); | |
| if (this.allow_single_deselect) this.single_deselect_control_build(); | |
| } | |
| if (!(evt.metaKey && this.is_multiple)) this.results_hide(); | |
| this.search_field.val(""); | |
| if (this.is_multiple || this.form_field_jq.val() !== this.current_value) { | |
| this.form_field_jq.trigger("change", { | |
| 'selected': this.form_field.options[item.options_index].value | |
| }); | |
| } | |
| this.current_value = this.form_field_jq.val(); | |
| return this.search_field_scale(); | |
| } | |
| }; | |
| Chosen.prototype.result_activate = function(el) { | |
| return el.addClass("active-result"); | |
| }; | |
| Chosen.prototype.result_deactivate = function(el) { | |
| return el.removeClass("active-result"); | |
| }; | |
| Chosen.prototype.result_deselect = function(pos) { | |
| var result, result_data; | |
| result_data = this.results_data[pos]; | |
| if (!this.form_field.options[result_data.options_index].disabled) { | |
| result_data.selected = false; | |
| this.form_field.options[result_data.options_index].selected = false; | |
| result = $("#" + this.container_id + "_o_" + pos); | |
| result.removeClass("result-selected").addClass("active-result").show(); | |
| this.result_clear_highlight(); | |
| this.winnow_results(); | |
| this.form_field_jq.trigger("change", { | |
| deselected: this.form_field.options[result_data.options_index].value | |
| }); | |
| this.search_field_scale(); | |
| return true; | |
| } else { | |
| return false; | |
| } | |
| }; | |
| Chosen.prototype.single_deselect_control_build = function() { | |
| if (this.allow_single_deselect && this.selected_item.find("abbr").length < 1) { | |
| return this.selected_item.find("span").first().after("<abbr class=\"search-choice-close\"></abbr>"); | |
| } | |
| }; | |
| Chosen.prototype.winnow_results = function() { | |
| var found, option, part, parts, regex, regexAnchor, result, result_id, results, searchText, startpos, text, zregex, _i, _j, _len, _len2, _ref; | |
| this.no_results_clear(); | |
| results = 0; | |
| searchText = this.search_field.val() === this.default_text ? "" : $('<div/>').text($.trim(this.search_field.val())).html(); | |
| regexAnchor = this.search_contains ? "" : "^"; | |
| regex = new RegExp(regexAnchor + searchText.replace(/[-[\]{}()*+?.,\\^$|#\s]/g, "\\$&"), 'i'); | |
| zregex = new RegExp(searchText.replace(/[-[\]{}()*+?.,\\^$|#\s]/g, "\\$&"), 'i'); | |
| _ref = this.results_data; | |
| for (_i = 0, _len = _ref.length; _i < _len; _i++) { | |
| option = _ref[_i]; | |
| if (!option.disabled && !option.empty) { | |
| if (option.group) { | |
| $('#' + option.dom_id).css('display', 'none'); | |
| } else if (!(this.is_multiple && option.selected)) { | |
| found = false; | |
| result_id = option.dom_id; | |
| result = $("#" + result_id); | |
| if (regex.test(option.html)) { | |
| found = true; | |
| results += 1; | |
| } else if (option.html.indexOf(" ") >= 0 || option.html.indexOf("[") === 0) { | |
| parts = option.html.replace(/\[|\]/g, "").split(" "); | |
| if (parts.length) { | |
| for (_j = 0, _len2 = parts.length; _j < _len2; _j++) { | |
| part = parts[_j]; | |
| if (regex.test(part)) { | |
| found = true; | |
| results += 1; | |
| } | |
| } | |
| } | |
| } | |
| if (found) { | |
| if (searchText.length) { | |
| startpos = option.html.search(zregex); | |
| text = option.html.substr(0, startpos + searchText.length) + '</em>' + option.html.substr(startpos + searchText.length); | |
| text = text.substr(0, startpos) + '<em>' + text.substr(startpos); | |
| } else { | |
| text = option.html; | |
| } | |
| result.html(text); | |
| this.result_activate(result); | |
| if (option.group_array_index != null) { | |
| $("#" + this.results_data[option.group_array_index].dom_id).css('display', 'list-item'); | |
| } | |
| } else { | |
| if (this.result_highlight && result_id === this.result_highlight.attr('id')) { | |
| this.result_clear_highlight(); | |
| } | |
| this.result_deactivate(result); | |
| } | |
| } | |
| } | |
| } | |
| if (results < 1 && searchText.length) { | |
| return this.no_results(searchText); | |
| } else { | |
| return this.winnow_results_set_highlight(); | |
| } | |
| }; | |
| Chosen.prototype.winnow_results_clear = function() { | |
| var li, lis, _i, _len, _results; | |
| this.search_field.val(""); | |
| lis = this.search_results.find("li"); | |
| _results = []; | |
| for (_i = 0, _len = lis.length; _i < _len; _i++) { | |
| li = lis[_i]; | |
| li = $(li); | |
| if (li.hasClass("group-result")) { | |
| _results.push(li.css('display', 'auto')); | |
| } else if (!this.is_multiple || !li.hasClass("result-selected")) { | |
| _results.push(this.result_activate(li)); | |
| } else { | |
| _results.push(void 0); | |
| } | |
| } | |
| return _results; | |
| }; | |
| Chosen.prototype.winnow_results_set_highlight = function() { | |
| var do_high, selected_results; | |
| if (!this.result_highlight) { | |
| selected_results = !this.is_multiple ? this.search_results.find(".result-selected.active-result") : []; | |
| do_high = selected_results.length ? selected_results.first() : this.search_results.find(".active-result").first(); | |
| if (do_high != null) return this.result_do_highlight(do_high); | |
| } | |
| }; | |
| Chosen.prototype.no_results = function(terms) { | |
| var no_results_html; | |
| no_results_html = $('<li class="no-results">' + this.results_none_found + ' "<span></span>"</li>'); | |
| no_results_html.find("span").first().html(terms); | |
| return this.search_results.append(no_results_html); | |
| }; | |
| Chosen.prototype.no_results_clear = function() { | |
| return this.search_results.find(".no-results").remove(); | |
| }; | |
| Chosen.prototype.keydown_arrow = function() { | |
| var first_active, next_sib; | |
| if (!this.result_highlight) { | |
| first_active = this.search_results.find("li.active-result").first(); | |
| if (first_active) this.result_do_highlight($(first_active)); | |
| } else if (this.results_showing) { | |
| next_sib = this.result_highlight.nextAll("li.active-result").first(); | |
| if (next_sib) this.result_do_highlight(next_sib); | |
| } | |
| if (!this.results_showing) return this.results_show(); | |
| }; | |
| Chosen.prototype.keyup_arrow = function() { | |
| var prev_sibs; | |
| if (!this.results_showing && !this.is_multiple) { | |
| return this.results_show(); | |
| } else if (this.result_highlight) { | |
| prev_sibs = this.result_highlight.prevAll("li.active-result"); | |
| if (prev_sibs.length) { | |
| return this.result_do_highlight(prev_sibs.first()); | |
| } else { | |
| if (this.choices > 0) this.results_hide(); | |
| return this.result_clear_highlight(); | |
| } | |
| } | |
| }; | |
| Chosen.prototype.keydown_backstroke = function() { | |
| var next_available_destroy; | |
| if (this.pending_backstroke) { | |
| this.choice_destroy(this.pending_backstroke.find("a").first()); | |
| return this.clear_backstroke(); | |
| } else { | |
| next_available_destroy = this.search_container.siblings("li.search-choice").last(); | |
| if (next_available_destroy.length && !next_available_destroy.hasClass("search-choice-disabled")) { | |
| this.pending_backstroke = next_available_destroy; | |
| if (this.single_backstroke_delete) { | |
| return this.keydown_backstroke(); | |
| } else { | |
| return this.pending_backstroke.addClass("search-choice-focus"); | |
| } | |
| } | |
| } | |
| }; | |
| Chosen.prototype.clear_backstroke = function() { | |
| if (this.pending_backstroke) { | |
| this.pending_backstroke.removeClass("search-choice-focus"); | |
| } | |
| return this.pending_backstroke = null; | |
| }; | |
| Chosen.prototype.keydown_checker = function(evt) { | |
| var stroke, _ref; | |
| stroke = (_ref = evt.which) != null ? _ref : evt.keyCode; | |
| this.search_field_scale(); | |
| if (stroke !== 8 && this.pending_backstroke) this.clear_backstroke(); | |
| switch (stroke) { | |
| case 8: | |
| this.backstroke_length = this.search_field.val().length; | |
| break; | |
| case 9: | |
| if (this.results_showing && !this.is_multiple) this.result_select(evt); | |
| this.mouse_on_container = false; | |
| break; | |
| case 13: | |
| evt.preventDefault(); | |
| break; | |
| case 38: | |
| evt.preventDefault(); | |
| this.keyup_arrow(); | |
| break; | |
| case 40: | |
| this.keydown_arrow(); | |
| break; | |
| } | |
| }; | |
| Chosen.prototype.search_field_scale = function() { | |
| var dd_top, div, h, style, style_block, styles, w, _i, _len; | |
| if (this.is_multiple) { | |
| h = 0; | |
| w = 0; | |
| style_block = "position:absolute; left: -1000px; top: -1000px; display:none;"; | |
| styles = ['font-size', 'font-style', 'font-weight', 'font-family', 'line-height', 'text-transform', 'letter-spacing']; | |
| for (_i = 0, _len = styles.length; _i < _len; _i++) { | |
| style = styles[_i]; | |
| style_block += style + ":" + this.search_field.css(style) + ";"; | |
| } | |
| div = $('<div />', { | |
| 'style': style_block | |
| }); | |
| div.text(this.search_field.val()); | |
| $('body').append(div); | |
| w = div.width() + 25; | |
| div.remove(); | |
| if (w > this.f_width - 10) w = this.f_width - 10; | |
| this.search_field.css({ | |
| 'width': w + 'px' | |
| }); | |
| dd_top = this.container.height(); | |
| return this.dropdown.css({ | |
| "top": dd_top + "px" | |
| }); | |
| } | |
| }; | |
| Chosen.prototype.generate_random_id = function() { | |
| var string; | |
| string = "sel" + this.generate_random_char() + this.generate_random_char() + this.generate_random_char(); | |
| while ($("#" + string).length > 0) { | |
| string += this.generate_random_char(); | |
| } | |
| return string; | |
| }; | |
| return Chosen; | |
| })(AbstractChosen); | |
| get_side_border_padding = function(elmt) { | |
| var side_border_padding; | |
| return side_border_padding = elmt.outerWidth() - elmt.width(); | |
| }; | |
| root.get_side_border_padding = get_side_border_padding; | |
| }).call(this); |
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