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October 10, 2013 15:40
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Chosen modified to provide a clean search text callback.
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| // Chosen, a Select Box Enhancer for jQuery and Prototype | |
| // by Patrick Filler for Harvest, http://getharvest.com | |
| // | |
| // Version 1.0.0 | |
| // 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 `grunt build`, do not edit it by hand. | |
| (function() { | |
| var $, AbstractChosen, Chosen, SelectParser, _ref, | |
| __hasProp = {}.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; }; | |
| 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: this.escapeExpression(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, | |
| 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; | |
| } | |
| }; | |
| SelectParser.prototype.escapeExpression = function(text) { | |
| var map, unsafe_chars; | |
| if ((text == null) || text === false) { | |
| return ""; | |
| } | |
| if (!/[\&\<\>\"\'\`]/.test(text)) { | |
| return text; | |
| } | |
| map = { | |
| "<": "<", | |
| ">": ">", | |
| '"': """, | |
| "'": "'", | |
| "`": "`" | |
| }; | |
| unsafe_chars = /&(?!\w+;)|[\<\>\"\'\`]/g; | |
| return text.replace(unsafe_chars, function(chr) { | |
| return map[chr] || "&"; | |
| }); | |
| }; | |
| 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; | |
| }; | |
| AbstractChosen = (function() { | |
| function AbstractChosen(form_field, options) { | |
| this.form_field = form_field; | |
| this.options = options != null ? options : {}; | |
| if (!AbstractChosen.browser_is_supported()) { | |
| return; | |
| } | |
| this.is_multiple = this.form_field.multiple; | |
| this.set_default_text(); | |
| this.set_default_values(); | |
| this.setup(); | |
| this.set_up_html(); | |
| this.register_observers(); | |
| } | |
| 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); | |
| }; | |
| // MODIFIED - Added clean_search_text method so that the caller can clean up the search text | |
| this.clean_search_text = this.options.clean_search_text || function(option){ return option.html; }; | |
| this.calling_context = this.options.calling_context; | |
| 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.enable_split_word_search = this.options.enable_split_word_search != null ? this.options.enable_split_word_search : true; | |
| this.group_search = this.options.group_search != null ? this.options.group_search : true; | |
| this.search_contains = this.options.search_contains || false; | |
| this.single_backstroke_delete = this.options.single_backstroke_delete != null ? this.options.single_backstroke_delete : true; | |
| this.max_selected_options = this.options.max_selected_options || Infinity; | |
| this.inherit_select_classes = this.options.inherit_select_classes || false; | |
| this.display_selected_options = this.options.display_selected_options != null ? this.options.display_selected_options : true; | |
| return this.display_disabled_options = this.options.display_disabled_options != null ? this.options.display_disabled_options : true; | |
| }; | |
| 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 || AbstractChosen.default_multiple_text; | |
| } else { | |
| this.default_text = this.options.placeholder_text_single || this.options.placeholder_text || AbstractChosen.default_single_text; | |
| } | |
| return this.results_none_found = this.form_field.getAttribute("data-no_results_text") || this.options.no_results_text || AbstractChosen.default_no_result_text; | |
| }; | |
| 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.results_option_build = function(options) { | |
| var content, data, _i, _len, _ref; | |
| content = ''; | |
| _ref = this.results_data; | |
| for (_i = 0, _len = _ref.length; _i < _len; _i++) { | |
| data = _ref[_i]; | |
| // MODIFIED. Don't include the place holder text in the drop down or in searches. | |
| if(data.text != this.options.placeholder_text_single && | |
| data.text != this.options.placeholder_text_multiple){ | |
| if (data.group) { | |
| content += this.result_add_group(data); | |
| } else { | |
| content += this.result_add_option(data); | |
| } | |
| if (options != null ? options.first : void 0) { | |
| if (data.selected && this.is_multiple) { | |
| this.choice_build(data); | |
| } else if (data.selected && !this.is_multiple) { | |
| this.single_set_selected_text(data.text); | |
| } | |
| } | |
| } | |
| } | |
| return content; | |
| }; | |
| AbstractChosen.prototype.result_add_option = function(option) { | |
| var classes, style; | |
| if (!option.search_match) { | |
| return ''; | |
| } | |
| if (!this.include_option_in_results(option)) { | |
| return ''; | |
| } | |
| classes = []; | |
| if (!option.disabled && !(option.selected && this.is_multiple)) { | |
| classes.push("active-result"); | |
| } | |
| if (option.disabled && !(option.selected && this.is_multiple)) { | |
| classes.push("disabled-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 class=\"" + (classes.join(' ')) + "\"" + style + " data-option-array-index=\"" + option.array_index + "\">" + option.search_text + "</li>"; | |
| }; | |
| AbstractChosen.prototype.result_add_group = function(group) { | |
| if (!(group.search_match || group.group_match)) { | |
| return ''; | |
| } | |
| if (!(group.active_options > 0)) { | |
| return ''; | |
| } | |
| return "<li class=\"group-result\">" + group.search_text + "</li>"; | |
| }; | |
| AbstractChosen.prototype.results_update_field = function() { | |
| this.set_default_text(); | |
| if (!this.is_multiple) { | |
| this.results_reset_cleanup(); | |
| } | |
| this.result_clear_highlight(); | |
| this.result_single_selected = null; | |
| this.results_build(); | |
| if (this.results_showing) { | |
| return this.winnow_results(); | |
| } | |
| }; | |
| 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.winnow_results = function() { | |
| var escapedSearchText, option, regex, regexAnchor, results, results_group, searchText, startpos, text, zregex, _i, _len, _ref; | |
| this.no_results_clear(); | |
| results = 0; | |
| searchText = this.get_search_text(); | |
| escapedSearchText = searchText.replace(/[-[\]{}()*+?.,\\^$|#\s]/g, "\\$&"); | |
| regexAnchor = this.search_contains ? "" : "^"; | |
| regex = new RegExp(regexAnchor + escapedSearchText, 'i'); | |
| zregex = new RegExp(escapedSearchText, 'i'); | |
| _ref = this.results_data; | |
| for (_i = 0, _len = _ref.length; _i < _len; _i++) { | |
| option = _ref[_i]; | |
| option.search_match = false; | |
| results_group = null; | |
| if (this.include_option_in_results(option)) { | |
| if (option.group) { | |
| option.group_match = false; | |
| option.active_options = 0; | |
| } | |
| if ((option.group_array_index != null) && this.results_data[option.group_array_index]) { | |
| results_group = this.results_data[option.group_array_index]; | |
| if (results_group.active_options === 0 && results_group.search_match) { | |
| results += 1; | |
| } | |
| results_group.active_options += 1; | |
| } | |
| if (!(option.group && !this.group_search)) { | |
| // MODIFIED added clean_search_text | |
| option.search_text = option.group ? option.label : this.clean_search_text(option, this.calling_context); | |
| option.search_match = this.search_string_match(option.search_text, regex); | |
| if (option.search_match && !option.group) { | |
| results += 1; | |
| } | |
| if (option.search_match) { | |
| if (searchText.length) { | |
| startpos = option.search_text.search(zregex); | |
| text = option.search_text.substr(0, startpos + searchText.length) + '</em>' + option.search_text.substr(startpos + searchText.length); | |
| option.search_text = text.substr(0, startpos) + '<em>' + text.substr(startpos); | |
| } | |
| if (results_group != null) { | |
| results_group.group_match = true; | |
| } | |
| } else if ((option.group_array_index != null) && this.results_data[option.group_array_index].search_match) { | |
| option.search_match = true; | |
| } | |
| } | |
| } | |
| } | |
| this.result_clear_highlight(); | |
| if (results < 1 && searchText.length) { | |
| this.update_results_content(""); | |
| return this.no_results(searchText); | |
| } else { | |
| this.update_results_content(this.results_option_build()); | |
| return this.winnow_results_set_highlight(); | |
| } | |
| }; | |
| AbstractChosen.prototype.search_string_match = function(search_string, regex) { | |
| var part, parts, _i, _len; | |
| if (regex.test(search_string)) { | |
| return true; | |
| } else if (this.enable_split_word_search && (search_string.indexOf(" ") >= 0 || search_string.indexOf("[") === 0)) { | |
| parts = search_string.replace(/\[|\]/g, "").split(" "); | |
| if (parts.length) { | |
| for (_i = 0, _len = parts.length; _i < _len; _i++) { | |
| part = parts[_i]; | |
| if (regex.test(part)) { | |
| return true; | |
| } | |
| } | |
| } | |
| } | |
| }; | |
| AbstractChosen.prototype.choices_count = function() { | |
| var option, _i, _len, _ref; | |
| if (this.selected_option_count != null) { | |
| return this.selected_option_count; | |
| } | |
| this.selected_option_count = 0; | |
| _ref = this.form_field.options; | |
| for (_i = 0, _len = _ref.length; _i < _len; _i++) { | |
| option = _ref[_i]; | |
| if (option.selected) { | |
| this.selected_option_count += 1; | |
| } | |
| } | |
| return this.selected_option_count; | |
| }; | |
| AbstractChosen.prototype.choices_click = function(evt) { | |
| evt.preventDefault(); | |
| if (!(this.results_showing || this.is_disabled)) { | |
| 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_count() > 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.container_width = function() { | |
| if (this.options.width != null) { | |
| return this.options.width; | |
| } else { | |
| return "" + this.form_field.offsetWidth + "px"; | |
| } | |
| }; | |
| AbstractChosen.prototype.include_option_in_results = function(option) { | |
| if (this.is_multiple && (!this.display_selected_options && option.selected)) { | |
| return false; | |
| } | |
| if (!this.display_disabled_options && option.disabled) { | |
| return false; | |
| } | |
| if (option.empty) { | |
| return false; | |
| } | |
| return true; | |
| }; | |
| AbstractChosen.browser_is_supported = function() { | |
| if (window.navigator.appName === "Microsoft Internet Explorer") { | |
| return document.documentMode >= 8; | |
| } | |
| if (/iP(od|hone)/i.test(window.navigator.userAgent)) { | |
| return false; | |
| } | |
| if (/Android/i.test(window.navigator.userAgent)) { | |
| if (/Mobile/i.test(window.navigator.userAgent)) { | |
| return false; | |
| } | |
| } | |
| return true; | |
| }; | |
| AbstractChosen.default_multiple_text = "Select Some Options"; | |
| AbstractChosen.default_single_text = "Select an Option"; | |
| AbstractChosen.default_no_result_text = "No results match"; | |
| return AbstractChosen; | |
| })(); | |
| $ = jQuery; | |
| $.fn.extend({ | |
| chosen: function(options) { | |
| if (!AbstractChosen.browser_is_supported()) { | |
| return this; | |
| } | |
| return this.each(function(input_field) { | |
| var $this, chosen; | |
| $this = $(this); | |
| chosen = $this.data('chosen'); | |
| if (options === 'destroy' && chosen) { | |
| chosen.destroy(); | |
| } else if (!chosen) { | |
| $this.data('chosen', new Chosen(this, options)); | |
| } | |
| }); | |
| } | |
| }); | |
| Chosen = (function(_super) { | |
| __extends(Chosen, _super); | |
| function Chosen() { | |
| _ref = Chosen.__super__.constructor.apply(this, arguments); | |
| return _ref; | |
| } | |
| Chosen.prototype.setup = function() { | |
| this.form_field_jq = $(this.form_field); | |
| this.current_selectedIndex = this.form_field.selectedIndex; | |
| return this.is_rtl = this.form_field_jq.hasClass("chosen-rtl"); | |
| }; | |
| Chosen.prototype.set_up_html = function() { | |
| var container_classes, container_props; | |
| container_classes = ["chosen-container"]; | |
| container_classes.push("chosen-container-" + (this.is_multiple ? "multi" : "single")); | |
| if (this.inherit_select_classes && this.form_field.className) { | |
| container_classes.push(this.form_field.className); | |
| } | |
| if (this.is_rtl) { | |
| container_classes.push("chosen-rtl"); | |
| } | |
| container_props = { | |
| 'class': container_classes.join(' '), | |
| 'style': "width: " + (this.container_width()) + ";", | |
| 'title': this.form_field.title | |
| }; | |
| if (this.form_field.id.length) { | |
| container_props.id = this.form_field.id.replace(/[^\w]/g, '_') + "_chosen"; | |
| } | |
| this.container = $("<div />", container_props); | |
| if (this.is_multiple) { | |
| this.container.html('<ul class="chosen-choices"><li class="search-field"><input type="text" value="' + this.default_text + '" class="default" autocomplete="off" style="width:25px;" /></li></ul><div class="chosen-drop"><ul class="chosen-results"></ul></div>'); | |
| } else { | |
| this.container.html('<a class="chosen-single chosen-default" tabindex="-1"><span>' + this.default_text + '</span><div><b></b></div></a><div class="chosen-drop"><div class="chosen-search"><input type="text" autocomplete="off" /></div><ul class="chosen-results"></ul></div>'); | |
| } | |
| this.form_field_jq.hide().after(this.container); | |
| this.dropdown = this.container.find('div.chosen-drop').first(); | |
| this.search_field = this.container.find('input').first(); | |
| this.search_results = this.container.find('ul.chosen-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.chosen-choices').first(); | |
| this.search_container = this.container.find('li.search-field').first(); | |
| } else { | |
| this.search_container = this.container.find('div.chosen-search').first(); | |
| this.selected_item = this.container.find('.chosen-single').first(); | |
| } | |
| this.results_build(); | |
| this.set_tab_index(); | |
| this.set_label_behavior(); | |
| return this.form_field_jq.trigger("chosen:ready", { | |
| chosen: this | |
| }); | |
| }; | |
| Chosen.prototype.register_observers = function() { | |
| var _this = this; | |
| this.container.bind('mousedown.chosen', function(evt) { | |
| _this.container_mousedown(evt); | |
| }); | |
| this.container.bind('mouseup.chosen', function(evt) { | |
| _this.container_mouseup(evt); | |
| }); | |
| this.container.bind('mouseenter.chosen', function(evt) { | |
| _this.mouse_enter(evt); | |
| }); | |
| this.container.bind('mouseleave.chosen', function(evt) { | |
| _this.mouse_leave(evt); | |
| }); | |
| this.search_results.bind('mouseup.chosen', function(evt) { | |
| _this.search_results_mouseup(evt); | |
| }); | |
| this.search_results.bind('mouseover.chosen', function(evt) { | |
| _this.search_results_mouseover(evt); | |
| }); | |
| this.search_results.bind('mouseout.chosen', function(evt) { | |
| _this.search_results_mouseout(evt); | |
| }); | |
| this.search_results.bind('mousewheel.chosen DOMMouseScroll.chosen', function(evt) { | |
| _this.search_results_mousewheel(evt); | |
| }); | |
| this.form_field_jq.bind("chosen:updated.chosen", function(evt) { | |
| _this.results_update_field(evt); | |
| }); | |
| this.form_field_jq.bind("chosen:activate.chosen", function(evt) { | |
| _this.activate_field(evt); | |
| }); | |
| this.form_field_jq.bind("chosen:open.chosen", function(evt) { | |
| _this.container_mousedown(evt); | |
| }); | |
| this.search_field.bind('blur.chosen', function(evt) { | |
| _this.input_blur(evt); | |
| }); | |
| this.search_field.bind('keyup.chosen', function(evt) { | |
| _this.keyup_checker(evt); | |
| }); | |
| this.search_field.bind('keydown.chosen', function(evt) { | |
| _this.keydown_checker(evt); | |
| }); | |
| this.search_field.bind('focus.chosen', function(evt) { | |
| _this.input_focus(evt); | |
| }); | |
| if (this.is_multiple) { | |
| return this.search_choices.bind('click.chosen', function(evt) { | |
| _this.choices_click(evt); | |
| }); | |
| } else { | |
| return this.container.bind('click.chosen', function(evt) { | |
| evt.preventDefault(); | |
| }); | |
| } | |
| }; | |
| Chosen.prototype.destroy = function() { | |
| $(document).unbind("click.chosen", this.click_test_action); | |
| if (this.search_field[0].tabIndex) { | |
| this.form_field_jq[0].tabIndex = this.search_field[0].tabIndex; | |
| } | |
| this.container.remove(); | |
| this.form_field_jq.removeData('chosen'); | |
| return this.form_field_jq.show(); | |
| }; | |
| Chosen.prototype.search_field_disabled = function() { | |
| this.is_disabled = this.form_field_jq[0].disabled; | |
| if (this.is_disabled) { | |
| this.container.addClass('chosen-disabled'); | |
| this.search_field[0].disabled = true; | |
| if (!this.is_multiple) { | |
| this.selected_item.unbind("focus.chosen", this.activate_action); | |
| } | |
| return this.close_field(); | |
| } else { | |
| this.container.removeClass('chosen-disabled'); | |
| this.search_field[0].disabled = false; | |
| if (!this.is_multiple) { | |
| return this.selected_item.bind("focus.chosen", this.activate_action); | |
| } | |
| } | |
| }; | |
| Chosen.prototype.container_mousedown = function(evt) { | |
| if (!this.is_disabled) { | |
| if (evt && evt.type === "mousedown" && !this.results_showing) { | |
| evt.preventDefault(); | |
| } | |
| if (!((evt != null) && ($(evt.target)).hasClass("search-choice-close"))) { | |
| if (!this.active_field) { | |
| if (this.is_multiple) { | |
| this.search_field.val(""); | |
| } | |
| $(document).bind('click.chosen', this.click_test_action); | |
| this.results_show(); | |
| } else if (!this.is_multiple && evt && (($(evt.target)[0] === this.selected_item[0]) || $(evt.target).parents("a.chosen-single").length)) { | |
| evt.preventDefault(); | |
| this.results_toggle(); | |
| } | |
| return this.activate_field(); | |
| } | |
| } | |
| }; | |
| Chosen.prototype.container_mouseup = function(evt) { | |
| if (evt.target.nodeName === "ABBR" && !this.is_disabled) { | |
| return this.results_reset(evt); | |
| } | |
| }; | |
| Chosen.prototype.search_results_mousewheel = function(evt) { | |
| var delta, _ref1, _ref2; | |
| delta = -((_ref1 = evt.originalEvent) != null ? _ref1.wheelDelta : void 0) || ((_ref2 = evt.originialEvent) != null ? _ref2.detail : void 0); | |
| if (delta != null) { | |
| evt.preventDefault(); | |
| if (evt.type === 'DOMMouseScroll') { | |
| delta = delta * 40; | |
| } | |
| return this.search_results.scrollTop(delta + this.search_results.scrollTop()); | |
| } | |
| }; | |
| Chosen.prototype.blur_test = function(evt) { | |
| if (!this.active_field && this.container.hasClass("chosen-container-active")) { | |
| return this.close_field(); | |
| } | |
| }; | |
| Chosen.prototype.close_field = function() { | |
| $(document).unbind("click.chosen", this.click_test_action); | |
| this.active_field = false; | |
| this.results_hide(); | |
| this.container.removeClass("chosen-container-active"); | |
| this.clear_backstroke(); | |
| this.show_search_field_default(); | |
| return this.search_field_scale(); | |
| }; | |
| Chosen.prototype.activate_field = function() { | |
| this.container.addClass("chosen-container-active"); | |
| this.active_field = true; | |
| this.search_field.val(this.search_field.val()); | |
| return this.search_field.focus(); | |
| }; | |
| Chosen.prototype.test_active_click = function(evt) { | |
| if (this.container.is($(evt.target).closest('.chosen-container'))) { | |
| return this.active_field = true; | |
| } else { | |
| return this.close_field(); | |
| } | |
| }; | |
| Chosen.prototype.results_build = function() { | |
| this.parsing = true; | |
| this.selected_option_count = null; | |
| this.results_data = SelectParser.select_to_array(this.form_field); | |
| if (this.is_multiple) { | |
| this.search_choices.find("li.search-choice").remove(); | |
| } else if (!this.is_multiple) { | |
| this.single_set_selected_text(); | |
| if (this.disable_search || this.form_field.options.length <= this.disable_search_threshold) { | |
| this.search_field[0].readOnly = true; | |
| this.container.addClass("chosen-container-single-nosearch"); | |
| } else { | |
| this.search_field[0].readOnly = false; | |
| this.container.removeClass("chosen-container-single-nosearch"); | |
| } | |
| } | |
| this.update_results_content(this.results_option_build({ | |
| first: true | |
| })); | |
| this.search_field_disabled(); | |
| this.show_search_field_default(); | |
| this.search_field_scale(); | |
| return this.parsing = false; | |
| }; | |
| Chosen.prototype.result_do_highlight = function(el) { | |
| var high_bottom, high_top, maxHeight, visible_bottom, visible_top; | |
| if (el.length) { | |
| this.result_clear_highlight(); | |
| this.result_highlight = el; | |
| this.result_highlight.addClass("highlighted"); | |
| maxHeight = parseInt(this.search_results.css("maxHeight"), 10); | |
| visible_top = this.search_results.scrollTop(); | |
| visible_bottom = maxHeight + visible_top; | |
| high_top = this.result_highlight.position().top + this.search_results.scrollTop(); | |
| high_bottom = high_top + this.result_highlight.outerHeight(); | |
| if (high_bottom >= visible_bottom) { | |
| return this.search_results.scrollTop((high_bottom - maxHeight) > 0 ? high_bottom - maxHeight : 0); | |
| } else if (high_top < visible_top) { | |
| return this.search_results.scrollTop(high_top); | |
| } | |
| } | |
| }; | |
| Chosen.prototype.result_clear_highlight = function() { | |
| if (this.result_highlight) { | |
| this.result_highlight.removeClass("highlighted"); | |
| } | |
| return this.result_highlight = null; | |
| }; | |
| Chosen.prototype.results_show = function() { | |
| if (this.is_multiple && this.max_selected_options <= this.choices_count()) { | |
| this.form_field_jq.trigger("chosen:maxselected", { | |
| chosen: this | |
| }); | |
| return false; | |
| } | |
| this.container.addClass("chosen-with-drop"); | |
| this.form_field_jq.trigger("chosen:showing_dropdown", { | |
| chosen: this | |
| }); | |
| this.results_showing = true; | |
| this.search_field.focus(); | |
| this.search_field.val(this.search_field.val()); | |
| return this.winnow_results(); | |
| }; | |
| Chosen.prototype.update_results_content = function(content) { | |
| return this.search_results.html(content); | |
| }; | |
| Chosen.prototype.results_hide = function() { | |
| if (this.results_showing) { | |
| this.result_clear_highlight(); | |
| this.container.removeClass("chosen-with-drop"); | |
| this.form_field_jq.trigger("chosen:hiding_dropdown", { | |
| chosen: this | |
| }); | |
| } | |
| return this.results_showing = false; | |
| }; | |
| Chosen.prototype.set_tab_index = function(el) { | |
| var ti; | |
| if (this.form_field.tabIndex) { | |
| ti = this.form_field.tabIndex; | |
| this.form_field.tabIndex = -1; | |
| return this.search_field[0].tabIndex = ti; | |
| } | |
| }; | |
| Chosen.prototype.set_label_behavior = function() { | |
| var _this = this; | |
| this.form_field_label = this.form_field_jq.parents("label"); | |
| if (!this.form_field_label.length && this.form_field.id.length) { | |
| this.form_field_label = $("label[for='" + this.form_field.id + "']"); | |
| } | |
| if (this.form_field_label.length > 0) { | |
| return this.form_field_label.bind('click.chosen', function(evt) { | |
| if (_this.is_multiple) { | |
| return _this.container_mousedown(evt); | |
| } else { | |
| return _this.activate_field(); | |
| } | |
| }); | |
| } | |
| }; | |
| Chosen.prototype.show_search_field_default = function() { | |
| if (this.is_multiple && this.choices_count() < 1 && !this.active_field) { | |
| this.search_field.val(this.default_text); | |
| return this.search_field.addClass("default"); | |
| } else { | |
| this.search_field.val(""); | |
| return this.search_field.removeClass("default"); | |
| } | |
| }; | |
| Chosen.prototype.search_results_mouseup = function(evt) { | |
| var target; | |
| target = $(evt.target).hasClass("active-result") ? $(evt.target) : $(evt.target).parents(".active-result").first(); | |
| if (target.length) { | |
| this.result_highlight = target; | |
| this.result_select(evt); | |
| return this.search_field.focus(); | |
| } | |
| }; | |
| Chosen.prototype.search_results_mouseover = function(evt) { | |
| var target; | |
| target = $(evt.target).hasClass("active-result") ? $(evt.target) : $(evt.target).parents(".active-result").first(); | |
| if (target) { | |
| return this.result_do_highlight(target); | |
| } | |
| }; | |
| Chosen.prototype.search_results_mouseout = function(evt) { | |
| if ($(evt.target).hasClass("active-result" || $(evt.target).parents('.active-result').first())) { | |
| return this.result_clear_highlight(); | |
| } | |
| }; | |
| Chosen.prototype.choice_build = function(item) { | |
| var choice, close_link, | |
| _this = this; | |
| choice = $('<li />', { | |
| "class": "search-choice" | |
| }).html("<span>" + item.html + "</span>"); | |
| if (item.disabled) { | |
| choice.addClass('search-choice-disabled'); | |
| } else { | |
| close_link = $('<a />', { | |
| "class": 'search-choice-close', | |
| 'data-option-array-index': item.array_index | |
| }); | |
| close_link.bind('click.chosen', function(evt) { | |
| return _this.choice_destroy_link_click(evt); | |
| }); | |
| choice.append(close_link); | |
| } | |
| return this.search_container.before(choice); | |
| }; | |
| Chosen.prototype.choice_destroy_link_click = function(evt) { | |
| evt.preventDefault(); | |
| evt.stopPropagation(); | |
| if (!this.is_disabled) { | |
| return this.choice_destroy($(evt.target)); | |
| } | |
| }; | |
| Chosen.prototype.choice_destroy = function(link) { | |
| if (this.result_deselect(link[0].getAttribute("data-option-array-index"))) { | |
| this.show_search_field_default(); | |
| if (this.is_multiple && this.choices_count() > 0 && this.search_field.val().length < 1) { | |
| this.results_hide(); | |
| } | |
| link.parents('li').first().remove(); | |
| return this.search_field_scale(); | |
| } | |
| }; | |
| Chosen.prototype.results_reset = function() { | |
| this.form_field.options[0].selected = true; | |
| this.selected_option_count = null; | |
| this.single_set_selected_text(); | |
| this.show_search_field_default(); | |
| this.results_reset_cleanup(); | |
| this.form_field_jq.trigger("change"); | |
| if (this.active_field) { | |
| return this.results_hide(); | |
| } | |
| }; | |
| Chosen.prototype.results_reset_cleanup = function() { | |
| this.current_selectedIndex = this.form_field.selectedIndex; | |
| return this.selected_item.find("abbr").remove(); | |
| }; | |
| Chosen.prototype.result_select = function(evt) { | |
| var high, item, selected_index; | |
| if (this.result_highlight) { | |
| high = this.result_highlight; | |
| this.result_clear_highlight(); | |
| if (this.is_multiple && this.max_selected_options <= this.choices_count()) { | |
| this.form_field_jq.trigger("chosen:maxselected", { | |
| chosen: this | |
| }); | |
| return false; | |
| } | |
| if (this.is_multiple) { | |
| high.removeClass("active-result"); | |
| } else { | |
| if (this.result_single_selected) { | |
| this.result_single_selected.removeClass("result-selected"); | |
| selected_index = this.result_single_selected[0].getAttribute('data-option-array-index'); | |
| this.results_data[selected_index].selected = false; | |
| } | |
| this.result_single_selected = high; | |
| } | |
| high.addClass("result-selected"); | |
| item = this.results_data[high[0].getAttribute("data-option-array-index")]; | |
| item.selected = true; | |
| this.form_field.options[item.options_index].selected = true; | |
| this.selected_option_count = null; | |
| if (this.is_multiple) { | |
| this.choice_build(item); | |
| } else { | |
| this.single_set_selected_text(item.text); | |
| } | |
| if (!((evt.metaKey || evt.ctrlKey) && this.is_multiple)) { | |
| this.results_hide(); | |
| } | |
| this.search_field.val(""); | |
| if (this.is_multiple || this.form_field.selectedIndex !== this.current_selectedIndex) { | |
| this.form_field_jq.trigger("change", { | |
| 'selected': this.form_field.options[item.options_index].value | |
| }); | |
| } | |
| this.current_selectedIndex = this.form_field.selectedIndex; | |
| return this.search_field_scale(); | |
| } | |
| }; | |
| Chosen.prototype.single_set_selected_text = function(text) { | |
| if (text == null) { | |
| text = this.default_text; | |
| } | |
| if (text === this.default_text) { | |
| this.selected_item.addClass("chosen-default"); | |
| } else { | |
| this.single_deselect_control_build(); | |
| this.selected_item.removeClass("chosen-default"); | |
| } | |
| return this.selected_item.find("span").text(text); | |
| }; | |
| Chosen.prototype.result_deselect = function(pos) { | |
| var result_data; | |
| result_data = this.results_data[pos]; | |
| if (!this.form_field.options[result_data.options_index].disabled) { | |
| result_data.selected = false; | |
| this.form_field.options[result_data.options_index].selected = false; | |
| this.selected_option_count = null; | |
| this.result_clear_highlight(); | |
| if (this.results_showing) { | |
| this.winnow_results(); | |
| } | |
| this.form_field_jq.trigger("change", { | |
| deselected: this.form_field.options[result_data.options_index].value | |
| }); | |
| this.search_field_scale(); | |
| return true; | |
| } else { | |
| return false; | |
| } | |
| }; | |
| Chosen.prototype.single_deselect_control_build = function() { | |
| if (!this.allow_single_deselect) { | |
| return; | |
| } | |
| if (!this.selected_item.find("abbr").length) { | |
| this.selected_item.find("span").first().after("<abbr class=\"search-choice-close\"></abbr>"); | |
| } | |
| return this.selected_item.addClass("chosen-single-with-deselect"); | |
| }; | |
| Chosen.prototype.get_search_text = function() { | |
| if (this.search_field.val() === this.default_text) { | |
| return ""; | |
| } else { | |
| return $('<div/>').text($.trim(this.search_field.val())).html(); | |
| } | |
| }; | |
| Chosen.prototype.winnow_results_set_highlight = function() { | |
| var do_high, selected_results; | |
| selected_results = !this.is_multiple ? this.search_results.find(".result-selected.active-result") : []; | |
| do_high = selected_results.length ? selected_results.first() : this.search_results.find(".active-result").first(); | |
| if (do_high != null) { | |
| return this.result_do_highlight(do_high); | |
| } | |
| }; | |
| Chosen.prototype.no_results = function(terms) { | |
| var no_results_html; | |
| no_results_html = $('<li class="no-results">' + this.results_none_found + ' "<span></span>"</li>'); | |
| no_results_html.find("span").first().html(terms); | |
| 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 next_sib; | |
| if (this.results_showing && this.result_highlight) { | |
| next_sib = this.result_highlight.nextAll("li.active-result").first(); | |
| if (next_sib) { | |
| return this.result_do_highlight(next_sib); | |
| } | |
| } else { | |
| return this.results_show(); | |
| } | |
| }; | |
| Chosen.prototype.keyup_arrow = function() { | |
| var prev_sibs; | |
| if (!this.results_showing && !this.is_multiple) { | |
| return this.results_show(); | |
| } else if (this.result_highlight) { | |
| prev_sibs = this.result_highlight.prevAll("li.active-result"); | |
| if (prev_sibs.length) { | |
| return this.result_do_highlight(prev_sibs.first()); | |
| } else { | |
| if (this.choices_count() > 0) { | |
| this.results_hide(); | |
| } | |
| return this.result_clear_highlight(); | |
| } | |
| } | |
| }; | |
| Chosen.prototype.keydown_backstroke = function() { | |
| var next_available_destroy; | |
| if (this.pending_backstroke) { | |
| this.choice_destroy(this.pending_backstroke.find("a").first()); | |
| return this.clear_backstroke(); | |
| } else { | |
| next_available_destroy = this.search_container.siblings("li.search-choice").last(); | |
| if (next_available_destroy.length && !next_available_destroy.hasClass("search-choice-disabled")) { | |
| this.pending_backstroke = next_available_destroy; | |
| if (this.single_backstroke_delete) { | |
| return this.keydown_backstroke(); | |
| } else { | |
| return this.pending_backstroke.addClass("search-choice-focus"); | |
| } | |
| } | |
| } | |
| }; | |
| Chosen.prototype.clear_backstroke = function() { | |
| if (this.pending_backstroke) { | |
| this.pending_backstroke.removeClass("search-choice-focus"); | |
| } | |
| return this.pending_backstroke = null; | |
| }; | |
| Chosen.prototype.keydown_checker = function(evt) { | |
| var stroke, _ref1; | |
| stroke = (_ref1 = evt.which) != null ? _ref1 : evt.keyCode; | |
| this.search_field_scale(); | |
| if (stroke !== 8 && this.pending_backstroke) { | |
| this.clear_backstroke(); | |
| } | |
| switch (stroke) { | |
| case 8: | |
| this.backstroke_length = this.search_field.val().length; | |
| break; | |
| case 9: | |
| if (this.results_showing && !this.is_multiple) { | |
| this.result_select(evt); | |
| } | |
| this.mouse_on_container = false; | |
| break; | |
| case 13: | |
| evt.preventDefault(); | |
| break; | |
| case 38: | |
| evt.preventDefault(); | |
| this.keyup_arrow(); | |
| break; | |
| case 40: | |
| evt.preventDefault(); | |
| this.keydown_arrow(); | |
| break; | |
| } | |
| }; | |
| Chosen.prototype.search_field_scale = function() { | |
| var div, f_width, h, style, style_block, styles, w, _i, _len; | |
| if (this.is_multiple) { | |
| h = 0; | |
| w = 0; | |
| style_block = "position:absolute; left: -1000px; top: -1000px; display:none;"; | |
| styles = ['font-size', 'font-style', 'font-weight', 'font-family', 'line-height', 'text-transform', 'letter-spacing']; | |
| for (_i = 0, _len = styles.length; _i < _len; _i++) { | |
| style = styles[_i]; | |
| style_block += style + ":" + this.search_field.css(style) + ";"; | |
| } | |
| div = $('<div />', { | |
| 'style': style_block | |
| }); | |
| div.text(this.search_field.val()); | |
| $('body').append(div); | |
| w = div.width() + 25; | |
| div.remove(); | |
| f_width = this.container.outerWidth(); | |
| if (w > f_width - 10) { | |
| w = f_width - 10; | |
| } | |
| return this.search_field.css({ | |
| 'width': w + 'px' | |
| }); | |
| } | |
| }; | |
| return Chosen; | |
| })(AbstractChosen); | |
| }).call(this); |
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