Initial version of jQuery Chosen. Plenty of bugs at this point!
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Patrick Filler
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chosen/chosen.jquery.js
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754
chosen/chosen.jquery.js
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(function() {
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/*
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Chosen for Protoype.js
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by Patrick Filler for Harvest
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Copyright (c) 2011 Harvest
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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*/ var $, Chosen, OptionsParser, first_intersect, get_side_border_padding, root;
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var __bind = function(fn, me){ return function(){ return fn.apply(me, arguments); }; };
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root = typeof exports !== "undefined" && exports !== null ? exports : this;
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$ = jQuery;
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$.fn.extend({
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chosen: function(data, options) {
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return $(this).each(function(input_field) {
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return new Chosen(this, data, options);
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});
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}
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});
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Chosen = (function() {
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function Chosen(elmn) {
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this.set_default_values();
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this.form_field = elmn;
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this.is_multiple = this.form_field.multiple;
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this.default_text_default = this.form_field.multiple ? "Select Some Options" : "Select an Option";
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this.set_up_html();
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this.register_observers();
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}
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Chosen.prototype.set_default_values = function() {
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this.click_test_action = __bind(function(evt) {
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return this.test_active_click(evt);
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}, this);
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this.active_field = false;
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this.mouse_on_container = false;
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this.results_showing = false;
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this.result_highlighted = null;
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this.result_single_selected = null;
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return this.choices = 0;
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};
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Chosen.prototype.set_up_html = function() {
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var container_div, dd_top, dd_width, sf_width;
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this.container_id = this.form_field.id + "_chzn";
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this.f_width = ($(this.form_field)).width();
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this.default_text = ($(this.form_field)).attr('title') ? ($(this.form_field)).attr('title') : this.default_text_default;
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container_div = $("<div />", {
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id: this.container_id,
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"class": 'chzn-container',
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style: 'width: ' + this.f_width + 'px;'
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});
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if (this.is_multiple) {
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container_div.html('<ul class="chzn-choices"><li class="search-field"><input type="text" value="' + this.default_text + '" class="default" style="width:25px;" /></li></ul><div class="chzn-drop" style="left:-9000px;"><ul class="chzn-results"></ul></div>');
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} else {
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container_div.html('<a href="#" class="chzn-single"><span>' + this.default_text + '</span><div><b></b></div></a><div class="chzn-drop" style="left:-9000px;"><div class="chzn-search"><input type="text" /></div><ul class="chzn-results"></ul></div>');
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}
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($(this.form_field)).hide().after(container_div);
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this.container = $('#' + this.container_id);
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this.container.addClass("chzn-container-" + (this.is_multiple ? "multi" : "single"));
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this.dropdown = this.container.find('div.chzn-drop').first();
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dd_top = this.container.height();
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dd_width = this.f_width - get_side_border_padding(this.dropdown);
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this.dropdown.css({
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"width": dd_width + "px",
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"top": dd_top + "px"
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});
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this.search_field = this.container.find('input').first();
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this.search_results = this.container.find('ul.chzn-results').first();
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this.search_field_scale();
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this.search_no_results = this.container.find('li.no-results').first();
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if (this.is_multiple) {
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this.search_choices = this.container.find('ul.chzn-choices').first();
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this.search_container = this.container.find('li.search-field').first();
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} else {
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this.search_container = this.container.find('div.chzn-search').first();
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this.selected_item = this.container.find('.chzn-single').first();
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sf_width = dd_width - get_side_border_padding(this.search_container) - get_side_border_padding(this.search_field);
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this.search_field.css({
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"width": sf_width + "px"
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});
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}
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this.results_build();
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return this.set_tab_index();
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};
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Chosen.prototype.register_observers = function() {
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this.container.click(__bind(function(evt) {
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return this.container_click(evt);
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}, this));
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this.container.mouseenter(__bind(function(evt) {
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return this.mouse_enter(evt);
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}, this));
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this.container.mouseleave(__bind(function(evt) {
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return this.mouse_leave(evt);
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}, this));
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this.search_results.click(__bind(function(evt) {
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return this.search_results_click(evt);
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}, this));
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this.search_results.mouseover(__bind(function(evt) {
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return this.search_results_mouseover(evt);
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}, this));
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this.search_results.mouseout(__bind(function(evt) {
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return this.search_results_mouseout(evt);
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}, this));
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($(this.form_field)).bind("liszt:updated", __bind(function(evt) {
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return this.results_update_field(evt);
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}, this));
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this.search_field.blur(__bind(function(evt) {
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return this.input_blur(evt);
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}, this));
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this.search_field.keyup(__bind(function(evt) {
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return this.keyup_checker(evt);
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}, this));
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this.search_field.keydown(__bind(function(evt) {
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return this.keydown_checker(evt);
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}, this));
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if (this.is_multiple) {
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this.search_choices.click(__bind(function(evt) {
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return this.choices_click(evt);
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}, this));
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return this.search_field.focus(__bind(function(evt) {
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return this.input_focus(evt);
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}, this));
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} else {
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return this.selected_item.focus(__bind(function(evt) {
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return this.activate_field(evt);
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}, this));
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}
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};
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Chosen.prototype.container_click = function(evt) {
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if (evt && evt.type === "click") {
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evt.stopPropagation();
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}
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if (!this.pending_destroy_click) {
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if (!this.active_field) {
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if (this.is_multiple) {
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this.search_field.val("");
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}
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$(document).click(this.click_test_action);
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this.results_show();
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} else if (!this.is_multiple && evt && ($(evt.target) === this.selected_item || $(evt.target).parents("a.chzn-single").length)) {
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this.results_show();
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}
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return this.activate_field();
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} else {
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return this.pending_destroy_click = false;
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}
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};
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Chosen.prototype.mouse_enter = function() {
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return this.mouse_on_container = true;
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};
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Chosen.prototype.mouse_leave = function() {
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return this.mouse_on_container = false;
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};
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Chosen.prototype.input_focus = function(evt) {
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if (!this.active_field) {
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return setTimeout(this.container_click.bind(this), 50);
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}
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};
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Chosen.prototype.input_blur = function(evt) {
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if (!this.mouse_on_container) {
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this.active_field = false;
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return setTimeout(this.blur_test.bind(this), 100);
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}
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};
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Chosen.prototype.blur_test = function(evt) {
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if (!this.active_field && this.container.hasClass("chzn-container-active")) {
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return this.close_field();
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}
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};
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Chosen.prototype.close_field = function() {
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$(document).unbind("click", this.click_test_action);
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if (!this.is_multiple) {
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this.selected_item.attr("tabIndex", this.search_field.attr("tabIndex"));
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this.search_field.attr("tabIndex", -1);
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}
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this.active_field = false;
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this.results_hide();
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this.container.removeClass("chzn-container-active");
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this.winnow_results_clear();
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this.clear_backstroke();
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this.show_search_field_default();
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return this.search_field_scale();
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};
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Chosen.prototype.activate_field = function() {
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if (!this.is_multiple && !this.active_field) {
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this.search_field.attr("tabIndex", this.selected_item.attr("tabIndex"));
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this.selected_item.attr("tabIndex", -1);
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}
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this.container.addClass("chzn-container-active");
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this.active_field = true;
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this.search_field.value = this.search_field.value;
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return this.search_field.focus();
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};
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Chosen.prototype.test_active_click = function(evt) {
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if ($(evt.target).parents('#' + this.container.id).length) {
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return this.active_field = true;
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} else {
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return this.close_field();
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}
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};
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Chosen.prototype.results_build = function() {
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var content, data, startTime, _i, _len, _ref;
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startTime = new Date();
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this.parsing = true;
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this.results_data = OptionsParser.select_to_array(this.form_field);
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if (this.is_multiple && this.choices > 0) {
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this.search_choices.find("li.search-choice").remove();
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this.choices = 0;
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} else if (!this.is_multiple) {
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this.selected_item.find("span").text(this.default_text);
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}
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content = '';
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_ref = this.results_data;
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for (_i = 0, _len = _ref.length; _i < _len; _i++) {
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data = _ref[_i];
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if (data.group) {
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content += this.result_add_group(data);
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} else {
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content += this.result_add_option(data);
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if (data.selected && this.is_multiple) {
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this.choice_build(data);
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} else if (data.selected && !this.is_multiple) {
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this.selected_item.find("span").text(data.text);
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}
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}
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}
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this.show_search_field_default();
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this.search_results.html(content);
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return this.parsing = false;
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};
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Chosen.prototype.result_add_group = function(group) {
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if (!group.disabled) {
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group.dom_id = this.form_field.id + "chzn_g_" + group.id;
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return '<li id="' + group.dom_id + '" class="group-result">' + $("<div />").text(group.label).html() + '</li>';
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} else {
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return "";
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}
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};
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Chosen.prototype.result_add_option = function(option) {
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var classes;
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if (!option.disabled) {
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option.dom_id = this.form_field.id + "chzn_o_" + option.id;
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classes = option.selected && this.is_multiple ? [] : ["active-result"];
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if (option.selected) {
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classes.push("result-selected");
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}
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if (option.group_id >= 0) {
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classes.push("group-option");
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}
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return '<li id="' + option.dom_id + '" class="' + classes.join(' ') + '">' + $("<div />").text(option.text).html() + '</li>';
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} else {
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return "";
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}
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};
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Chosen.prototype.results_update_field = function() {
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this.result_clear_highlight();
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this.result_single_selected = null;
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return this.results_build();
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};
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Chosen.prototype.result_do_highlight = function(el) {
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var high_bottom, high_top, maxHeight, visible_bottom, visible_top;
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this.result_clear_highlight();
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this.result_highlight = el;
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this.result_highlight.addClass("highlighted");
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maxHeight = parseInt(this.search_results.css("maxHeight"), 10);
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visible_top = this.search_results.scrollTop();
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visible_bottom = maxHeight + visible_top;
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high_top = this.result_highlight.position().top;
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high_bottom = high_top + this.result_highlight.outerHeight();
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if (high_bottom >= visible_bottom) {
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return this.search_results.scrollTop((high_bottom - maxHeight) > 0 ? high_bottom - maxHeight : 0);
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} else if (high_top < visible_top) {
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return this.search_results.scrollTop(high_top);
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}
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};
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Chosen.prototype.result_clear_highlight = function() {
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if (this.result_highlight) {
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this.result_highlight.removeClass("highlighted");
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}
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return this.result_highlight = null;
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};
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Chosen.prototype.results_show = function() {
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var dd_top;
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if (!this.is_multiple) {
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this.selected_item.addClass("chzn-single-with-drop");
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if (this.result_single_selected) {
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this.result_do_highlight(this.result_single_selected);
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}
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}
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dd_top = this.is_multiple ? this.container.height() : this.container.height() - 1;
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this.dropdown.css({
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"top": dd_top + "px",
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"left": 0
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});
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this.results_showing = true;
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this.search_field.focus();
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this.search_field.val(this.search_field.val());
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return this.winnow_results();
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};
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Chosen.prototype.results_hide = function() {
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if (!this.is_multiple) {
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this.selected_item.removeClass("chzn-single-with-drop");
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}
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this.result_clear_highlight();
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this.dropdown.css({
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"left": "-9000px"
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});
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return this.results_showing = false;
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};
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Chosen.prototype.set_tab_index = function(el) {
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var ti;
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if (($(this.form_field)).attr("tabIndex")) {
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ti = ($(this.form_field)).attr("tabIndex");
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($(this.form_field)).attr("tabIndex", -1);
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if (this.is_multiple) {
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return this.search_field.attr("tabIndex", ti);
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} else {
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this.selected_item.attr("tabIndex", ti);
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return this.search_field.attr("tabIndex", -1);
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}
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}
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};
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Chosen.prototype.show_search_field_default = function() {
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if (this.is_multiple && this.choices < 1 && !this.active_field) {
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this.search_field.value = this.default_text;
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return this.search_field.addClass("default");
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} else {
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this.search_field.value = "";
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return this.search_field.removeClass("default");
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}
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};
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Chosen.prototype.search_results_click = function(evt) {
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var target;
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target = $(evt.target).hasClass("active-result") ? $(evt.target) : $(evt.target).parents(".active-result").first();
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if (target) {
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this.result_highlight = target;
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return this.result_select();
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}
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};
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Chosen.prototype.search_results_mouseover = function(evt) {
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var target;
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target = $(evt.target).hasClass("active-result") ? $(evt.target) : $(evt.target).parents(".active-result").first();
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if (target) {
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return this.result_do_highlight(target);
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}
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};
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Chosen.prototype.search_results_mouseout = function(evt) {
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if ($(evt.target).hasClass("active-result" || $(evt.target).parents('.active-result').first())) {
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return this.result_clear_highlight();
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}
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};
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Chosen.prototype.choices_click = function(evt) {
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evt.preventDefault();
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if (this.active_field && !($(evt.target).hasClass("search-choice" || $(evt.target).parents('.search-choice').first)) && !this.results_showing) {
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return this.results_show();
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}
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};
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Chosen.prototype.choice_build = function(item) {
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var choice_id, link;
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choice_id = this.form_field.id + "_chzn_c_" + item.id;
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this.choices += 1;
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this.search_container.before('<li class="search-choice" id="' + choice_id + '"><span>' + item.text + '</span><a href="#" class="search-choice-close" rel="' + item.id + '"></a></li>');
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link = $('#' + choice_id).find("a").first();
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return link.click(__bind(function(evt) {
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return this.choice_destroy_link_click(evt);
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}, this));
|
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};
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Chosen.prototype.choice_destroy_link_click = function(evt) {
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evt.preventDefault();
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this.pending_destroy_click = true;
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return this.choice_destroy($(evt.target));
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};
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Chosen.prototype.choice_destroy = function(link) {
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this.choices -= 1;
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this.show_search_field_default();
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if (this.is_multiple && this.choices > 0 && this.search_field.value.length < 1) {
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this.results_hide();
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}
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this.result_deselect(link.attr("rel"));
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return link.parents('li').first().remove();
|
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};
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Chosen.prototype.result_select = function() {
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var high, high_id, item, position;
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if (this.result_highlight) {
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high = this.result_highlight;
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high_id = high.attr("id");
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this.result_clear_highlight();
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high.addClass("result-selected");
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if (this.is_multiple) {
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this.result_deactivate(high);
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} else {
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this.result_single_selected = high;
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}
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position = high_id.substr(high_id.lastIndexOf("_") + 1);
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item = this.results_data[position];
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item.selected = true;
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this.form_field.options[item.select_index].selected = true;
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if (this.is_multiple) {
|
||||
this.choice_build(item);
|
||||
} else {
|
||||
this.selected_item.find("span").first().text(item.text);
|
||||
}
|
||||
this.results_hide();
|
||||
this.search_field.val("");
|
||||
return this.search_field_scale();
|
||||
}
|
||||
};
|
||||
Chosen.prototype.result_activate = function(el) {
|
||||
return el.addClass("active-result").show();
|
||||
};
|
||||
Chosen.prototype.result_deactivate = function(el) {
|
||||
return el.removeClass("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.removeClass("result-selected").addClass("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 ? "" : $.trim(this.search_field.value);
|
||||
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) + '</em>' + option.text.substr(startpos + searchText.length);
|
||||
text = text.substr(0, startpos) + '<em>' + text.substr(startpos);
|
||||
} else {
|
||||
text = option.text;
|
||||
}
|
||||
if ($(result_id).innerHTML !== text) {
|
||||
$(result_id).text(text);
|
||||
}
|
||||
this.result_activate($(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.val("");
|
||||
lis = this.search_results.find("li");
|
||||
_results = [];
|
||||
for (_i = 0, _len = lis.length; _i < _len; _i++) {
|
||||
li = lis[_i];
|
||||
li = $(li);
|
||||
_results.push(li.hasClass("group-result") ? li.show() : !this.is_multiple || !li.hasClass("result-selected") ? this.result_activate(li) : void 0);
|
||||
}
|
||||
return _results;
|
||||
};
|
||||
Chosen.prototype.winnow_results_set_highlight = function() {
|
||||
var do_high;
|
||||
if (!this.result_highlight) {
|
||||
do_high = this.search_results.find(".active-result").first();
|
||||
if (do_high) {
|
||||
return this.result_do_highlight(do_high);
|
||||
}
|
||||
}
|
||||
};
|
||||
Chosen.prototype.no_results = function(terms) {
|
||||
return this.search_results.insert(this.no_results_temp.evaluate({
|
||||
"terms": terms.escapeHTML()
|
||||
}));
|
||||
};
|
||||
Chosen.prototype.no_results_clear = function() {
|
||||
return this.search_results.find(".no-results").remove();
|
||||
};
|
||||
Chosen.prototype.keydown_arrow = function() {
|
||||
var actives, next, sibs;
|
||||
actives = this.search_results.find("li.active-result");
|
||||
if (actives.length) {
|
||||
if (!this.result_highlight) {
|
||||
this.result_do_highlight($(actives[0]));
|
||||
} else if (this.results_showing) {
|
||||
sibs = this.result_highlight.nextAll();
|
||||
next = first_intersect(sibs, actives);
|
||||
if (next) {
|
||||
this.result_do_highlight($(next));
|
||||
}
|
||||
}
|
||||
if (!this.results_showing) {
|
||||
return this.results_show();
|
||||
}
|
||||
}
|
||||
};
|
||||
Chosen.prototype.keyup_arrow = function() {
|
||||
var actives, prev, sibs;
|
||||
if (!this.results_showing && !this.is_multiple) {
|
||||
return this.results_show();
|
||||
} else if (this.result_highlight) {
|
||||
sibs = this.result_highlight.prevAll();
|
||||
actives = this.search_results.find("li.active-result");
|
||||
prev = first_intersect(sibs, actives);
|
||||
if (prev) {
|
||||
return this.result_do_highlight($(prev));
|
||||
} 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.find("a").first());
|
||||
return this.clear_backstroke();
|
||||
} else {
|
||||
this.pending_backstroke = this.search_container.siblings("li.search-choice").last();
|
||||
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.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, _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
|
||||
}).text(this.search_field.val());
|
||||
$('body').append(div);
|
||||
w = div.width() + 25;
|
||||
div.remove();
|
||||
if (w > this.f_width - 10) {
|
||||
w = this.f_width - 10;
|
||||
}
|
||||
this.search_field.css({
|
||||
'width': w + 'px'
|
||||
});
|
||||
dd_top = this.container.height();
|
||||
return this.dropdown.css({
|
||||
"top": dd_top + "px"
|
||||
});
|
||||
}
|
||||
};
|
||||
return Chosen;
|
||||
})();
|
||||
get_side_border_padding = function(elmt) {
|
||||
var side_border_padding;
|
||||
return side_border_padding = elmt.outerWidth() - elmt.width();
|
||||
};
|
||||
root.get_side_border_padding = get_side_border_padding;
|
||||
first_intersect = function(a1, a2) {
|
||||
var element, _i, _len;
|
||||
console.log(a2);
|
||||
for (_i = 0, _len = a1.length; _i < _len; _i++) {
|
||||
element = a1[_i];
|
||||
console.log(element);
|
||||
console.log($.inArray(element, a2));
|
||||
if ($.inArray(element, a2)) {
|
||||
return element;
|
||||
}
|
||||
}
|
||||
return null;
|
||||
};
|
||||
root.first_intersect = first_intersect;
|
||||
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);
|
||||
649
coffee/chosen.jquery.coffee
Normal file
649
coffee/chosen.jquery.coffee
Normal file
|
|
@ -0,0 +1,649 @@
|
|||
###
|
||||
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
|
||||
$ = jQuery
|
||||
|
||||
$.fn.extend({
|
||||
chosen: (data, options) ->
|
||||
$(this).each((input_field) ->
|
||||
new Chosen(this, data, options)
|
||||
)
|
||||
})
|
||||
|
||||
class Chosen
|
||||
|
||||
constructor: (elmn) ->
|
||||
this.set_default_values()
|
||||
|
||||
@form_field = elmn
|
||||
@is_multiple = @form_field.multiple
|
||||
|
||||
@default_text_default = if @form_field.multiple then "Select Some Options" else "Select an Option"
|
||||
|
||||
this.set_up_html()
|
||||
this.register_observers()
|
||||
|
||||
|
||||
set_default_values: ->
|
||||
|
||||
@click_test_action = (evt) => this.test_active_click(evt)
|
||||
@active_field = false
|
||||
@mouse_on_container = false
|
||||
@results_showing = false
|
||||
@result_highlighted = null
|
||||
@result_single_selected = null
|
||||
@choices = 0
|
||||
|
||||
# HTML Templates
|
||||
#@no_results_temp = new Template('<li class="no-results">No results match "<span>#{terms}</span>"</li>')
|
||||
|
||||
|
||||
set_up_html: ->
|
||||
@container_id = @form_field.id + "_chzn"
|
||||
|
||||
@f_width = ($ @form_field).width()
|
||||
|
||||
@default_text = if ($ @form_field).attr 'title' then ($ @form_field).attr 'title' else @default_text_default
|
||||
|
||||
container_div = ($ "<div />", {
|
||||
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
|
||||
})
|
||||
|
||||
if @is_multiple
|
||||
container_div.html '<ul class="chzn-choices"><li class="search-field"><input type="text" value="' + @default_text + '" class="default" style="width:25px;" /></li></ul><div class="chzn-drop" style="left:-9000px;"><ul class="chzn-results"></ul></div>'
|
||||
else
|
||||
container_div.html '<a href="#" class="chzn-single"><span>' + @default_text + '</span><div><b></b></div></a><div class="chzn-drop" style="left:-9000px;"><div class="chzn-search"><input type="text" /></div><ul class="chzn-results"></ul></div>';
|
||||
|
||||
($ @form_field).hide().after container_div
|
||||
@container = ($ '#' + @container_id)
|
||||
@container.addClass( "chzn-container-" + (if @is_multiple then "multi" else "single") )
|
||||
@dropdown = @container.find('div.chzn-drop').first()
|
||||
|
||||
dd_top = @container.height()
|
||||
dd_width = (@f_width - get_side_border_padding(@dropdown))
|
||||
|
||||
@dropdown.css({"width": dd_width + "px", "top": dd_top + "px"})
|
||||
|
||||
@search_field = @container.find('input').first()
|
||||
@search_results = @container.find('ul.chzn-results').first()
|
||||
this.search_field_scale()
|
||||
|
||||
@search_no_results = @container.find('li.no-results').first()
|
||||
|
||||
if @is_multiple
|
||||
@search_choices = @container.find('ul.chzn-choices').first()
|
||||
@search_container = @container.find('li.search-field').first()
|
||||
else
|
||||
@search_container = @container.find('div.chzn-search').first()
|
||||
@selected_item = @container.find('.chzn-single').first()
|
||||
sf_width = dd_width - get_side_border_padding(@search_container) - get_side_border_padding(@search_field)
|
||||
@search_field.css( {"width" : sf_width + "px"} )
|
||||
|
||||
this.results_build()
|
||||
this.set_tab_index()
|
||||
|
||||
|
||||
register_observers: ->
|
||||
@container.click (evt) => this.container_click(evt)
|
||||
@container.mouseenter (evt) => this.mouse_enter(evt)
|
||||
@container.mouseleave (evt) => this.mouse_leave(evt)
|
||||
|
||||
@search_results.click (evt) => this.search_results_click(evt)
|
||||
@search_results.mouseover (evt) => this.search_results_mouseover(evt)
|
||||
@search_results.mouseout (evt) => this.search_results_mouseout(evt)
|
||||
|
||||
($ @form_field).bind "liszt:updated", (evt) => this.results_update_field(evt)
|
||||
|
||||
@search_field.blur (evt) => this.input_blur(evt)
|
||||
@search_field.keyup (evt) => this.keyup_checker(evt)
|
||||
@search_field.keydown (evt) => this.keydown_checker(evt)
|
||||
|
||||
if @is_multiple
|
||||
@search_choices.click (evt) => this.choices_click(evt)
|
||||
@search_field.focus (evt) => this.input_focus(evt)
|
||||
else
|
||||
@selected_item.focus (evt) => this.activate_field(evt)
|
||||
|
||||
container_click: (evt) ->
|
||||
if evt and evt.type is "click"
|
||||
evt.stopPropagation()
|
||||
if not @pending_destroy_click
|
||||
if not @active_field
|
||||
@search_field.val "" if @is_multiple
|
||||
$(document).click @click_test_action
|
||||
this.results_show()
|
||||
else if not @is_multiple and evt and ($(evt.target) is @selected_item || $(evt.target).parents("a.chzn-single").length)
|
||||
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.hasClass "chzn-container-active"
|
||||
|
||||
close_field: ->
|
||||
$(document).unbind "click", @click_test_action
|
||||
|
||||
if not @is_multiple
|
||||
@selected_item.attr "tabIndex", @search_field.attr("tabIndex")
|
||||
@search_field.attr "tabIndex", -1
|
||||
|
||||
@active_field = false
|
||||
this.results_hide()
|
||||
|
||||
@container.removeClass "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.attr "tabIndex", @selected_item.attr "tabIndex"
|
||||
@selected_item.attr "tabIndex", -1
|
||||
|
||||
@container.addClass "chzn-container-active"
|
||||
@active_field = true
|
||||
|
||||
@search_field.value = @search_field.value
|
||||
@search_field.focus()
|
||||
|
||||
|
||||
test_active_click: (evt) ->
|
||||
if $(evt.target).parents('#' + @container.id).length
|
||||
@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.find("li.search-choice").remove()
|
||||
@choices = 0
|
||||
else if not @is_multiple
|
||||
@selected_item.find("span").text @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.find("span").text data.text
|
||||
|
||||
this.show_search_field_default()
|
||||
@search_results.html content
|
||||
@parsing = false
|
||||
|
||||
|
||||
result_add_group: (group) ->
|
||||
if not group.disabled
|
||||
group.dom_id = @form_field.id + "chzn_g_" + group.id
|
||||
'<li id="' + group.dom_id + '" class="group-result">' + $("<div />").text(group.label).html() + '</li>'
|
||||
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
|
||||
|
||||
'<li id="' + option.dom_id + '" class="' + classes.join(' ') + '">' + $("<div />").text(option.text).html() + '</li>'
|
||||
else
|
||||
""
|
||||
|
||||
results_update_field: ->
|
||||
this.result_clear_highlight()
|
||||
@result_single_selected = null
|
||||
this.results_build()
|
||||
|
||||
result_do_highlight: (el) ->
|
||||
this.result_clear_highlight();
|
||||
|
||||
@result_highlight = el;
|
||||
@result_highlight.addClass "highlighted"
|
||||
|
||||
maxHeight = parseInt @search_results.css("maxHeight"), 10
|
||||
visible_top = @search_results.scrollTop()
|
||||
visible_bottom = maxHeight + visible_top
|
||||
|
||||
high_top = @result_highlight.position().top
|
||||
high_bottom = high_top + @result_highlight.outerHeight()
|
||||
|
||||
#console.log visible_top, visible_bottom, high_top, high_bottom
|
||||
|
||||
if high_bottom >= visible_bottom
|
||||
#console.log "bottom is greater than bottom"
|
||||
@search_results.scrollTop if (high_bottom - maxHeight) > 0 then (high_bottom - maxHeight) else 0
|
||||
else if high_top < visible_top
|
||||
#console.log "top is less than top"
|
||||
@search_results.scrollTop high_top
|
||||
|
||||
result_clear_highlight: ->
|
||||
@result_highlight.removeClass "highlighted" if @result_highlight
|
||||
@result_highlight = null
|
||||
|
||||
results_show: ->
|
||||
if not @is_multiple
|
||||
@selected_item.addClass "chzn-single-with-drop"
|
||||
if @result_single_selected
|
||||
this.result_do_highlight( @result_single_selected )
|
||||
|
||||
dd_top = if @is_multiple then @container.height() else (@container.height() - 1)
|
||||
@dropdown.css {"top": dd_top + "px", "left":0}
|
||||
@results_showing = true
|
||||
|
||||
@search_field.focus()
|
||||
@search_field.val @search_field.val()
|
||||
|
||||
this.winnow_results()
|
||||
|
||||
results_hide: ->
|
||||
@selected_item.removeClass "chzn-single-with-drop" unless @is_multiple
|
||||
this.result_clear_highlight()
|
||||
@dropdown.css {"left":"-9000px"}
|
||||
@results_showing = false
|
||||
|
||||
|
||||
set_tab_index: (el) ->
|
||||
if ($ @form_field).attr "tabIndex"
|
||||
ti = ($ @form_field).attr "tabIndex"
|
||||
($ @form_field).attr "tabIndex", -1
|
||||
|
||||
if @is_multiple
|
||||
@search_field.attr "tabIndex", ti
|
||||
else
|
||||
@selected_item.attr "tabIndex", ti
|
||||
@search_field.attr "tabIndex", -1
|
||||
|
||||
show_search_field_default: ->
|
||||
if @is_multiple and @choices < 1 and not @active_field
|
||||
@search_field.value = @default_text
|
||||
@search_field.addClass "default"
|
||||
else
|
||||
@search_field.value = ""
|
||||
@search_field.removeClass "default"
|
||||
|
||||
search_results_click: (evt) ->
|
||||
target = if $(evt.target).hasClass "active-result" then $(evt.target) else $(evt.target).parents(".active-result").first()
|
||||
if target
|
||||
# TODO fix
|
||||
@result_highlight = target
|
||||
this.result_select()
|
||||
|
||||
search_results_mouseover: (evt) ->
|
||||
target = if $(evt.target).hasClass "active-result" then $(evt.target) else $(evt.target).parents(".active-result").first()
|
||||
this.result_do_highlight( target ) if target
|
||||
|
||||
search_results_mouseout: (evt) ->
|
||||
this.result_clear_highlight() if $(evt.target).hasClass "active-result" or $(evt.target).parents('.active-result').first()
|
||||
|
||||
|
||||
choices_click: (evt) ->
|
||||
evt.preventDefault()
|
||||
if( @active_field and not($(evt.target).hasClass "search-choice" or $(evt.target).parents('.search-choice').first) and not @results_showing )
|
||||
this.results_show()
|
||||
|
||||
choice_build: (item) ->
|
||||
choice_id = @form_field.id + "_chzn_c_" + item.id
|
||||
@choices += 1
|
||||
@search_container.before '<li class="search-choice" id="' + choice_id + '"><span>' + item.text + '</span><a href="#" class="search-choice-close" rel="' + item.id + '"></a></li>'
|
||||
link = $('#' + choice_id).find("a").first()
|
||||
link.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.attr "rel")
|
||||
link.parents('li').first().remove()
|
||||
|
||||
result_select: ->
|
||||
if @result_highlight
|
||||
high = @result_highlight
|
||||
high_id = high.attr "id"
|
||||
|
||||
this.result_clear_highlight();
|
||||
|
||||
high.addClass "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.find("span").first().text item.text
|
||||
|
||||
this.results_hide()
|
||||
@search_field.val ""
|
||||
|
||||
# TODO
|
||||
#@form_field.simulate("change") if typeof Event.simulate is 'function'
|
||||
this.search_field_scale()
|
||||
|
||||
result_activate: (el) ->
|
||||
el.addClass("active-result").show()
|
||||
|
||||
result_deactivate: (el) ->
|
||||
el.removeClass("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.removeClass("result-selected").addClass("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 $.trim @search_field.value
|
||||
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) + '</em>' + option.text.substr(startpos + searchText.length)
|
||||
text = text.substr(0, startpos) + '<em>' + text.substr(startpos)
|
||||
else
|
||||
text = option.text
|
||||
|
||||
$(result_id).text 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.val ""
|
||||
lis = @search_results.find("li")
|
||||
|
||||
for li in lis
|
||||
li = $(li)
|
||||
if li.hasClass "group-result"
|
||||
li.show()
|
||||
else if not @is_multiple or not li.hasClass "result-selected"
|
||||
this.result_activate li
|
||||
|
||||
winnow_results_set_highlight: ->
|
||||
if not @result_highlight
|
||||
do_high = @search_results.find(".active-result").first()
|
||||
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: ->
|
||||
@search_results.find(".no-results").remove()
|
||||
|
||||
keydown_arrow: ->
|
||||
actives = @search_results.find "li.active-result"
|
||||
if actives.length
|
||||
if not @result_highlight
|
||||
this.result_do_highlight $(actives[0])
|
||||
else if @results_showing
|
||||
sibs = @result_highlight.nextAll()
|
||||
next = first_intersect sibs, actives
|
||||
this.result_do_highlight $(next) if next
|
||||
this.results_show() if not @results_showing
|
||||
|
||||
keyup_arrow: ->
|
||||
if not @results_showing and not @is_multiple
|
||||
this.results_show()
|
||||
else if @result_highlight
|
||||
sibs = @result_highlight.prevAll()
|
||||
actives = @search_results.find "li.active-result"
|
||||
prev = first_intersect sibs, actives
|
||||
|
||||
if prev
|
||||
this.result_do_highlight ($ prev)
|
||||
else
|
||||
this.results_hide() if @choices > 0
|
||||
this.result_clear_highlight()
|
||||
|
||||
keydown_backstroke: ->
|
||||
if @pending_backstroke
|
||||
this.choice_destroy @pending_backstroke.find("a").first()
|
||||
this.clear_backstroke()
|
||||
else
|
||||
@pending_backstroke = @search_container.siblings("li.search-choice").last()
|
||||
@pending_backstroke.addClass "search-choice-focus"
|
||||
|
||||
clear_backstroke: ->
|
||||
@pending_backstroke.removeClass "search-choice-focus" if @pending_backstroke
|
||||
@pending_backstroke = null
|
||||
|
||||
keyup_checker: (evt) ->
|
||||
stroke = evt.which ? evt.keyCode
|
||||
this.search_field_scale()
|
||||
|
||||
switch stroke
|
||||
when 8
|
||||
if @is_multiple and @backstroke_length < 1 and @choices > 0
|
||||
this.keydown_backstroke()
|
||||
else if not @pending_backstroke
|
||||
this.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 in styles
|
||||
style_block += style + ":" + @search_field.css(style) + ";"
|
||||
|
||||
div = $('<div />', { 'style' : style_block }).text @search_field.val()
|
||||
$('body').append div
|
||||
|
||||
w = div.width() + 25
|
||||
div.remove()
|
||||
|
||||
if( w > @f_width-10 )
|
||||
w = @f_width - 10
|
||||
|
||||
@search_field.css({'width': w + 'px'})
|
||||
|
||||
dd_top = @container.height()
|
||||
@dropdown.css({"top": dd_top + "px"})
|
||||
|
||||
get_side_border_padding = (elmt) ->
|
||||
side_border_padding = elmt.outerWidth() - elmt.width()
|
||||
|
||||
root.get_side_border_padding = get_side_border_padding
|
||||
|
||||
first_intersect = (a1, a2) ->
|
||||
# TODO for some reason, up arrow doesn't find the first
|
||||
console.log a2
|
||||
for element in a1
|
||||
console.log element
|
||||
console.log $.inArray element, a2
|
||||
return element if $.inArray element, a2
|
||||
|
||||
return null
|
||||
|
||||
root.first_intersect = first_intersect
|
||||
|
||||
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
|
||||
1063
example.jquery.html
Normal file
1063
example.jquery.html
Normal file
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Reference in a new issue