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Switch Chosen example to the jQuery version -- more people choose jQuery!

gh-pages
Patrick Filler 2011-09-12 18:06:05 -04:00
parent b3611d24fc
commit 5d58979891
2 changed files with 229 additions and 222 deletions
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444
chosen/chosen.proto.js → chosen/chosen.jquery.js
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@ -1,7 +1,7 @@
// Chosen, a Select Box Enhancer for jQuery and Protoype // Chosen, a Select Box Enhancer for jQuery and Protoype
// by Patrick Filler for Harvest, http://getharvest.com // by Patrick Filler for Harvest, http://getharvest.com
// //
// Version 0.9.2 // Version 0.9.3
// Full source at https://github.com/harvesthq/chosen // Full source at https://github.com/harvesthq/chosen
// Copyright (c) 2011 Harvest http://getharvest.com // Copyright (c) 2011 Harvest http://getharvest.com
@ -11,19 +11,34 @@
/* /*
Chosen source: generate output using 'cake build' Chosen source: generate output using 'cake build'
Copyright (c) 2011 by Harvest Copyright (c) 2011 by Harvest
*/ var Chosen, get_side_border_padding, root; */ var $, Chosen, get_side_border_padding, root;
var __bind = function(fn, me){ return function(){ return fn.apply(me, arguments); }; }; var __bind = function(fn, me){ return function(){ return fn.apply(me, arguments); }; };
root = this; root = this;
$ = jQuery;
$.fn.extend({
chosen: function(options) {
if ($.browser === "msie" && ($.browser.version === "6.0" || $.browser.version === "7.0")) {
return this;
}
return $(this).each(function(input_field) {
if (!($(this)).hasClass("chzn-done")) {
return new Chosen(this, options);
}
});
}
});
Chosen = (function() { Chosen = (function() {
function Chosen(elmn) { function Chosen(elmn, options) {
this.options = options || {};
this.set_default_values(); this.set_default_values();
this.form_field = elmn; this.form_field = elmn;
this.form_field_jq = $(this.form_field);
this.is_multiple = this.form_field.multiple; this.is_multiple = this.form_field.multiple;
this.is_rtl = this.form_field.hasClassName("chzn-rtl"); this.is_rtl = this.form_field_jq.hasClass("chzn-rtl");
this.default_text_default = this.form_field.multiple ? "Select Some Options" : "Select an Option"; this.default_text_default = this.form_field.multiple ? "Select Some Options" : "Select an Option";
this.set_up_html(); this.set_up_html();
this.register_observers(); this.register_observers();
this.form_field.addClassName("chzn-done"); this.form_field_jq.addClass("chzn-done");
} }
Chosen.prototype.set_default_values = function() { Chosen.prototype.set_default_values = function() {
this.click_test_action = __bind(function(evt) { this.click_test_action = __bind(function(evt) {
@ -35,50 +50,46 @@
this.result_highlighted = null; this.result_highlighted = null;
this.result_single_selected = null; this.result_single_selected = null;
this.choices = 0; this.choices = 0;
this.single_temp = new Template('<a href="javascript:void(0)" class="chzn-single"><span>#{default}</span><div><b></b></div></a><div class="chzn-drop" style="left:-9000px;"><div class="chzn-search"><input type="text" autocomplete="off" /></div><ul class="chzn-results"></ul></div>'); return this.results_none_found = this.options.no_results_text || "No results match";
this.multi_temp = new Template('<ul class="chzn-choices"><li class="search-field"><input type="text" value="#{default}" class="default" autocomplete="off" style="width:25px;" /></li></ul><div class="chzn-drop" style="left:-9000px;"><ul class="chzn-results"></ul></div>');
this.choice_temp = new Template('<li class="search-choice" id="#{id}"><span>#{choice}</span><a href="javascript:void(0)" class="search-choice-close" rel="#{position}"></a></li>');
return this.no_results_temp = new Template('<li class="no-results">No results match "<span>#{terms}</span>"</li>');
}; };
Chosen.prototype.set_up_html = function() { Chosen.prototype.set_up_html = function() {
var base_template, container_props, dd_top, dd_width, sf_width; var container_div, dd_top, dd_width, sf_width;
this.container_id = this.form_field.identify().replace(/(:|\.)/g, '_') + "_chzn"; this.container_id = this.form_field.id.length ? this.form_field.id.replace(/(:|\.)/g, '_') : this.generate_field_id();
this.f_width = this.form_field.getStyle("width") ? parseInt(this.form_field.getStyle("width"), 10) : this.form_field.getWidth(); this.container_id += "_chzn";
container_props = { this.f_width = this.form_field_jq.outerWidth();
'id': this.container_id, this.default_text = this.form_field_jq.data('placeholder') ? this.form_field_jq.data('placeholder') : this.default_text_default;
'class': "chzn-container " + (this.is_rtl ? 'chzn-rtl' : ''), container_div = $("<div />", {
'style': 'width: ' + this.f_width + 'px' id: this.container_id,
}; "class": "chzn-container " + (this.is_rtl ? 'chzn-rtl' : ''),
this.default_text = this.form_field.readAttribute('data-placeholder') ? this.form_field.readAttribute('data-placeholder') : this.default_text_default; style: 'width: ' + this.f_width + 'px;'
base_template = this.is_multiple ? new Element('div', container_props).update(this.multi_temp.evaluate({
"default": this.default_text
})) : new Element('div', container_props).update(this.single_temp.evaluate({
"default": this.default_text
}));
this.form_field.hide().insert({
after: base_template
}); });
this.container = $(this.container_id); if (this.is_multiple) {
this.container.addClassName("chzn-container-" + (this.is_multiple ? "multi" : "single")); container_div.html('<ul class="chzn-choices"><li class="search-field"><input type="text" value="' + this.default_text + '" class="default" autocomplete="off" style="width:25px;" /></li></ul><div class="chzn-drop" style="left:-9000px;"><ul class="chzn-results"></ul></div>');
this.dropdown = this.container.down('div.chzn-drop'); } else {
dd_top = this.container.getHeight(); container_div.html('<a href="javascript:void(0)" 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" autocomplete="off" /></div><ul class="chzn-results"></ul></div>');
}
this.form_field_jq.hide().after(container_div);
this.container = $('#' + this.container_id);
this.container.addClass("chzn-container-" + (this.is_multiple ? "multi" : "single"));
this.dropdown = this.container.find('div.chzn-drop').first();
dd_top = this.container.height();
dd_width = this.f_width - get_side_border_padding(this.dropdown); dd_width = this.f_width - get_side_border_padding(this.dropdown);
this.dropdown.setStyle({ this.dropdown.css({
"width": dd_width + "px", "width": dd_width + "px",
"top": dd_top + "px" "top": dd_top + "px"
}); });
this.search_field = this.container.down('input'); this.search_field = this.container.find('input').first();
this.search_results = this.container.down('ul.chzn-results'); this.search_results = this.container.find('ul.chzn-results').first();
this.search_field_scale(); this.search_field_scale();
this.search_no_results = this.container.down('li.no-results'); this.search_no_results = this.container.find('li.no-results').first();
if (this.is_multiple) { if (this.is_multiple) {
this.search_choices = this.container.down('ul.chzn-choices'); this.search_choices = this.container.find('ul.chzn-choices').first();
this.search_container = this.container.down('li.search-field'); this.search_container = this.container.find('li.search-field').first();
} else { } else {
this.search_container = this.container.down('div.chzn-search'); this.search_container = this.container.find('div.chzn-search').first();
this.selected_item = this.container.down('.chzn-single'); this.selected_item = this.container.find('.chzn-single').first();
sf_width = dd_width - get_side_border_padding(this.search_container) - get_side_border_padding(this.search_field); sf_width = dd_width - get_side_border_padding(this.search_container) - get_side_border_padding(this.search_field);
this.search_field.setStyle({ this.search_field.css({
"width": sf_width + "px" "width": sf_width + "px"
}); });
} }
@ -86,61 +97,62 @@
return this.set_tab_index(); return this.set_tab_index();
}; };
Chosen.prototype.register_observers = function() { Chosen.prototype.register_observers = function() {
this.container.observe("mousedown", __bind(function(evt) { this.container.mousedown(__bind(function(evt) {
return this.container_mousedown(evt); return this.container_mousedown(evt);
}, this)); }, this));
this.container.observe("mouseenter", __bind(function(evt) { this.container.mouseenter(__bind(function(evt) {
return this.mouse_enter(evt); return this.mouse_enter(evt);
}, this)); }, this));
this.container.observe("mouseleave", __bind(function(evt) { this.container.mouseleave(__bind(function(evt) {
return this.mouse_leave(evt); return this.mouse_leave(evt);
}, this)); }, this));
this.search_results.observe("mouseup", __bind(function(evt) { this.search_results.mouseup(__bind(function(evt) {
return this.search_results_mouseup(evt); return this.search_results_mouseup(evt);
}, this)); }, this));
this.search_results.observe("mouseover", __bind(function(evt) { this.search_results.mouseover(__bind(function(evt) {
return this.search_results_mouseover(evt); return this.search_results_mouseover(evt);
}, this)); }, this));
this.search_results.observe("mouseout", __bind(function(evt) { this.search_results.mouseout(__bind(function(evt) {
return this.search_results_mouseout(evt); return this.search_results_mouseout(evt);
}, this)); }, this));
this.form_field.observe("liszt:updated", __bind(function(evt) { this.form_field_jq.bind("liszt:updated", __bind(function(evt) {
return this.results_update_field(evt); return this.results_update_field(evt);
}, this)); }, this));
this.search_field.observe("blur", __bind(function(evt) { this.search_field.blur(__bind(function(evt) {
return this.input_blur(evt); return this.input_blur(evt);
}, this)); }, this));
this.search_field.observe("keyup", __bind(function(evt) { this.search_field.keyup(__bind(function(evt) {
return this.keyup_checker(evt); return this.keyup_checker(evt);
}, this)); }, this));
this.search_field.observe("keydown", __bind(function(evt) { this.search_field.keydown(__bind(function(evt) {
return this.keydown_checker(evt); return this.keydown_checker(evt);
}, this)); }, this));
if (this.is_multiple) { if (this.is_multiple) {
this.search_choices.observe("click", __bind(function(evt) { this.search_choices.click(__bind(function(evt) {
return this.choices_click(evt); return this.choices_click(evt);
}, this)); }, this));
return this.search_field.observe("focus", __bind(function(evt) { return this.search_field.focus(__bind(function(evt) {
return this.input_focus(evt); return this.input_focus(evt);
}, this)); }, this));
} else { } else {
return this.selected_item.observe("focus", __bind(function(evt) { return this.selected_item.focus(__bind(function(evt) {
return this.activate_field(evt); return this.activate_field(evt);
}, this)); }, this));
} }
}; };
Chosen.prototype.container_mousedown = function(evt) { Chosen.prototype.container_mousedown = function(evt) {
if (evt && evt.type === "mousedown") { if (evt && evt.type === "mousedown") {
evt.stop(); evt.stopPropagation();
} }
if (!this.pending_destroy_click) { if (!this.pending_destroy_click) {
if (!this.active_field) { if (!this.active_field) {
if (this.is_multiple) { if (this.is_multiple) {
this.search_field.clear(); this.search_field.val("");
} }
document.observe("click", this.click_test_action); $(document).click(this.click_test_action);
this.results_show(); this.results_show();
} else if (!this.is_multiple && evt && (evt.target === this.selected_item || evt.target.up("a.chzn-single"))) { } else if (!this.is_multiple && evt && ($(evt.target) === this.selected_item || $(evt.target).parents("a.chzn-single").length)) {
evt.preventDefault();
this.results_toggle(); this.results_toggle();
} }
return this.activate_field(); return this.activate_field();
@ -156,29 +168,33 @@
}; };
Chosen.prototype.input_focus = function(evt) { Chosen.prototype.input_focus = function(evt) {
if (!this.active_field) { if (!this.active_field) {
return setTimeout(this.container_mousedown.bind(this), 50); return setTimeout((__bind(function() {
return this.container_mousedown();
}, this)), 50);
} }
}; };
Chosen.prototype.input_blur = function(evt) { Chosen.prototype.input_blur = function(evt) {
if (!this.mouse_on_container) { if (!this.mouse_on_container) {
this.active_field = false; this.active_field = false;
return setTimeout(this.blur_test.bind(this), 100); return setTimeout((__bind(function() {
return this.blur_test();
}, this)), 100);
} }
}; };
Chosen.prototype.blur_test = function(evt) { Chosen.prototype.blur_test = function(evt) {
if (!this.active_field && this.container.hasClassName("chzn-container-active")) { if (!this.active_field && this.container.hasClass("chzn-container-active")) {
return this.close_field(); return this.close_field();
} }
}; };
Chosen.prototype.close_field = function() { Chosen.prototype.close_field = function() {
document.stopObserving("click", this.click_test_action); $(document).unbind("click", this.click_test_action);
if (!this.is_multiple) { if (!this.is_multiple) {
this.selected_item.tabIndex = this.search_field.tabIndex; this.selected_item.attr("tabindex", this.search_field.attr("tabindex"));
this.search_field.tabIndex = -1; this.search_field.attr("tabindex", -1);
} }
this.active_field = false; this.active_field = false;
this.results_hide(); this.results_hide();
this.container.removeClassName("chzn-container-active"); this.container.removeClass("chzn-container-active");
this.winnow_results_clear(); this.winnow_results_clear();
this.clear_backstroke(); this.clear_backstroke();
this.show_search_field_default(); this.show_search_field_default();
@ -186,16 +202,16 @@
}; };
Chosen.prototype.activate_field = function() { Chosen.prototype.activate_field = function() {
if (!this.is_multiple && !this.active_field) { if (!this.is_multiple && !this.active_field) {
this.search_field.tabIndex = this.selected_item.tabIndex; this.search_field.attr("tabindex", this.selected_item.attr("tabindex"));
this.selected_item.tabIndex = -1; this.selected_item.attr("tabindex", -1);
} }
this.container.addClassName("chzn-container-active"); this.container.addClass("chzn-container-active");
this.active_field = true; this.active_field = true;
this.search_field.value = this.search_field.value; this.search_field.val(this.search_field.val());
return this.search_field.focus(); return this.search_field.focus();
}; };
Chosen.prototype.test_active_click = function(evt) { Chosen.prototype.test_active_click = function(evt) {
if (evt.target.up('#' + this.container_id)) { if ($(evt.target).parents('#' + this.container_id).length) {
return this.active_field = true; return this.active_field = true;
} else { } else {
return this.close_field(); return this.close_field();
@ -207,10 +223,10 @@
this.parsing = true; this.parsing = true;
this.results_data = root.SelectParser.select_to_array(this.form_field); this.results_data = root.SelectParser.select_to_array(this.form_field);
if (this.is_multiple && this.choices > 0) { if (this.is_multiple && this.choices > 0) {
this.search_choices.select("li.search-choice").invoke("remove"); this.search_choices.find("li.search-choice").remove();
this.choices = 0; this.choices = 0;
} else if (!this.is_multiple) { } else if (!this.is_multiple) {
this.selected_item.down("span").update(this.default_text); this.selected_item.find("span").text(this.default_text);
} }
content = ''; content = '';
_ref = this.results_data; _ref = this.results_data;
@ -223,19 +239,19 @@
if (data.selected && this.is_multiple) { if (data.selected && this.is_multiple) {
this.choice_build(data); this.choice_build(data);
} else if (data.selected && !this.is_multiple) { } else if (data.selected && !this.is_multiple) {
this.selected_item.down("span").update(data.html); this.selected_item.find("span").text(data.text);
} }
} }
} }
this.show_search_field_default(); this.show_search_field_default();
this.search_field_scale(); this.search_field_scale();
this.search_results.update(content); this.search_results.html(content);
return this.parsing = false; return this.parsing = false;
}; };
Chosen.prototype.result_add_group = function(group) { Chosen.prototype.result_add_group = function(group) {
if (!group.disabled) { if (!group.disabled) {
group.dom_id = this.container_id + "_g_" + group.array_index; group.dom_id = this.container_id + "_g_" + group.array_index;
return '<li id="' + group.dom_id + '" class="group-result">' + group.label.escapeHTML() + '</li>'; return '<li id="' + group.dom_id + '" class="group-result">' + $("<div />").text(group.label).html() + '</li>';
} else { } else {
return ""; return "";
} }
@ -263,23 +279,25 @@
}; };
Chosen.prototype.result_do_highlight = function(el) { Chosen.prototype.result_do_highlight = function(el) {
var high_bottom, high_top, maxHeight, visible_bottom, visible_top; var high_bottom, high_top, maxHeight, visible_bottom, visible_top;
this.result_clear_highlight(); if (el.length) {
this.result_highlight = el; this.result_clear_highlight();
this.result_highlight.addClassName("highlighted"); this.result_highlight = el;
maxHeight = parseInt(this.search_results.getStyle('maxHeight'), 10); this.result_highlight.addClass("highlighted");
visible_top = this.search_results.scrollTop; maxHeight = parseInt(this.search_results.css("maxHeight"), 10);
visible_bottom = maxHeight + visible_top; visible_top = this.search_results.scrollTop();
high_top = this.result_highlight.positionedOffset().top; visible_bottom = maxHeight + visible_top;
high_bottom = high_top + this.result_highlight.getHeight(); high_top = this.result_highlight.position().top + this.search_results.scrollTop();
if (high_bottom >= visible_bottom) { high_bottom = high_top + this.result_highlight.outerHeight();
return this.search_results.scrollTop = (high_bottom - maxHeight) > 0 ? high_bottom - maxHeight : 0; if (high_bottom >= visible_bottom) {
} else if (high_top < visible_top) { return this.search_results.scrollTop((high_bottom - maxHeight) > 0 ? high_bottom - maxHeight : 0);
return this.search_results.scrollTop = high_top; } else if (high_top < visible_top) {
return this.search_results.scrollTop(high_top);
}
} }
}; };
Chosen.prototype.result_clear_highlight = function() { Chosen.prototype.result_clear_highlight = function() {
if (this.result_highlight) { if (this.result_highlight) {
this.result_highlight.removeClassName('highlighted'); this.result_highlight.removeClass("highlighted");
} }
return this.result_highlight = null; return this.result_highlight = null;
}; };
@ -293,76 +311,76 @@
Chosen.prototype.results_show = function() { Chosen.prototype.results_show = function() {
var dd_top; var dd_top;
if (!this.is_multiple) { if (!this.is_multiple) {
this.selected_item.addClassName('chzn-single-with-drop'); this.selected_item.addClass("chzn-single-with-drop");
if (this.result_single_selected) { if (this.result_single_selected) {
this.result_do_highlight(this.result_single_selected); this.result_do_highlight(this.result_single_selected);
} }
} }
dd_top = this.is_multiple ? this.container.getHeight() : this.container.getHeight() - 1; dd_top = this.is_multiple ? this.container.height() : this.container.height() - 1;
this.dropdown.setStyle({ this.dropdown.css({
"top": dd_top + "px", "top": dd_top + "px",
"left": 0 "left": 0
}); });
this.results_showing = true; this.results_showing = true;
this.search_field.focus(); this.search_field.focus();
this.search_field.value = this.search_field.value; this.search_field.val(this.search_field.val());
return this.winnow_results(); return this.winnow_results();
}; };
Chosen.prototype.results_hide = function() { Chosen.prototype.results_hide = function() {
if (!this.is_multiple) { if (!this.is_multiple) {
this.selected_item.removeClassName('chzn-single-with-drop'); this.selected_item.removeClass("chzn-single-with-drop");
} }
this.result_clear_highlight(); this.result_clear_highlight();
this.dropdown.setStyle({ this.dropdown.css({
"left": "-9000px" "left": "-9000px"
}); });
return this.results_showing = false; return this.results_showing = false;
}; };
Chosen.prototype.set_tab_index = function(el) { Chosen.prototype.set_tab_index = function(el) {
var ti; var ti;
if (this.form_field.tabIndex) { if (this.form_field_jq.attr("tabindex")) {
ti = this.form_field.tabIndex; ti = this.form_field_jq.attr("tabindex");
this.form_field.tabIndex = -1; this.form_field_jq.attr("tabindex", -1);
if (this.is_multiple) { if (this.is_multiple) {
return this.search_field.tabIndex = ti; return this.search_field.attr("tabindex", ti);
} else { } else {
this.selected_item.tabIndex = ti; this.selected_item.attr("tabindex", ti);
return this.search_field.tabIndex = -1; return this.search_field.attr("tabindex", -1);
} }
} }
}; };
Chosen.prototype.show_search_field_default = function() { Chosen.prototype.show_search_field_default = function() {
if (this.is_multiple && this.choices < 1 && !this.active_field) { if (this.is_multiple && this.choices < 1 && !this.active_field) {
this.search_field.value = this.default_text; this.search_field.val(this.default_text);
return this.search_field.addClassName("default"); return this.search_field.addClass("default");
} else { } else {
this.search_field.value = ""; this.search_field.val("");
return this.search_field.removeClassName("default"); return this.search_field.removeClass("default");
} }
}; };
Chosen.prototype.search_results_mouseup = function(evt) { Chosen.prototype.search_results_mouseup = function(evt) {
var target; var target;
target = evt.target.hasClassName("active-result") ? evt.target : evt.target.up(".active-result"); target = $(evt.target).hasClass("active-result") ? $(evt.target) : $(evt.target).parents(".active-result").first();
if (target) { if (target.length) {
this.result_highlight = target; this.result_highlight = target;
return this.result_select(evt); return this.result_select(evt);
} }
}; };
Chosen.prototype.search_results_mouseover = function(evt) { Chosen.prototype.search_results_mouseover = function(evt) {
var target; var target;
target = evt.target.hasClassName("active-result") ? evt.target : evt.target.up(".active-result"); target = $(evt.target).hasClass("active-result") ? $(evt.target) : $(evt.target).parents(".active-result").first();
if (target) { if (target) {
return this.result_do_highlight(target); return this.result_do_highlight(target);
} }
}; };
Chosen.prototype.search_results_mouseout = function(evt) { Chosen.prototype.search_results_mouseout = function(evt) {
if (evt.target.hasClassName('active-result') || evt.target.up('.active-result')) { if ($(evt.target).hasClass("active-result" || $(evt.target).parents('.active-result').first())) {
return this.result_clear_highlight(); return this.result_clear_highlight();
} }
}; };
Chosen.prototype.choices_click = function(evt) { Chosen.prototype.choices_click = function(evt) {
evt.preventDefault(); evt.preventDefault();
if (this.active_field && !(evt.target.hasClassName('search-choice') || evt.target.up('.search-choice')) && !this.results_showing) { if (this.active_field && !($(evt.target).hasClass("search-choice" || $(evt.target).parents('.search-choice').first)) && !this.results_showing) {
return this.results_show(); return this.results_show();
} }
}; };
@ -370,80 +388,71 @@
var choice_id, link; var choice_id, link;
choice_id = this.container_id + "_c_" + item.array_index; choice_id = this.container_id + "_c_" + item.array_index;
this.choices += 1; this.choices += 1;
this.search_container.insert({ this.search_container.before('<li class="search-choice" id="' + choice_id + '"><span>' + item.html + '</span><a href="javascript:void(0)" class="search-choice-close" rel="' + item.array_index + '"></a></li>');
before: this.choice_temp.evaluate({ link = $('#' + choice_id).find("a").first();
id: choice_id, return link.click(__bind(function(evt) {
choice: item.html,
position: item.array_index
})
});
link = $(choice_id).down('a');
return link.observe("click", __bind(function(evt) {
return this.choice_destroy_link_click(evt); return this.choice_destroy_link_click(evt);
}, this)); }, this));
}; };
Chosen.prototype.choice_destroy_link_click = function(evt) { Chosen.prototype.choice_destroy_link_click = function(evt) {
evt.preventDefault(); evt.preventDefault();
this.pending_destroy_click = true; this.pending_destroy_click = true;
return this.choice_destroy(evt.target); return this.choice_destroy($(evt.target));
}; };
Chosen.prototype.choice_destroy = function(link) { Chosen.prototype.choice_destroy = function(link) {
this.choices -= 1; this.choices -= 1;
this.show_search_field_default(); this.show_search_field_default();
if (this.is_multiple && this.choices > 0 && this.search_field.value.length < 1) { if (this.is_multiple && this.choices > 0 && this.search_field.val().length < 1) {
this.results_hide(); this.results_hide();
} }
this.result_deselect(link.readAttribute("rel")); this.result_deselect(link.attr("rel"));
return link.up('li').remove(); return link.parents('li').first().remove();
}; };
Chosen.prototype.result_select = function(evt) { Chosen.prototype.result_select = function(evt) {
var high, item, position; var high, high_id, item, position;
if (this.result_highlight) { if (this.result_highlight) {
high = this.result_highlight; high = this.result_highlight;
high_id = high.attr("id");
this.result_clear_highlight(); this.result_clear_highlight();
high.addClassName("result-selected"); high.addClass("result-selected");
if (this.is_multiple) { if (this.is_multiple) {
this.result_deactivate(high); this.result_deactivate(high);
} else { } else {
this.result_single_selected = high; this.result_single_selected = high;
} }
position = high.id.substr(high.id.lastIndexOf("_") + 1); position = high_id.substr(high_id.lastIndexOf("_") + 1);
item = this.results_data[position]; item = this.results_data[position];
item.selected = true; item.selected = true;
this.form_field.options[item.options_index].selected = true; this.form_field.options[item.options_index].selected = true;
if (this.is_multiple) { if (this.is_multiple) {
this.choice_build(item); this.choice_build(item);
} else { } else {
this.selected_item.down("span").update(item.html); this.selected_item.find("span").first().text(item.text);
} }
if (!(evt.metaKey && this.is_multiple)) { if (!(evt.metaKey && this.is_multiple)) {
this.results_hide(); this.results_hide();
} }
this.search_field.value = ""; this.search_field.val("");
if (typeof Event.simulate === 'function') { this.form_field_jq.trigger("change");
this.form_field.simulate("change");
}
return this.search_field_scale(); return this.search_field_scale();
} }
}; };
Chosen.prototype.result_activate = function(el) { Chosen.prototype.result_activate = function(el) {
return el.addClassName("active-result").show(); return el.addClass("active-result").show();
}; };
Chosen.prototype.result_deactivate = function(el) { Chosen.prototype.result_deactivate = function(el) {
return el.removeClassName("active-result").hide(); return el.removeClass("active-result").hide();
}; };
Chosen.prototype.result_deselect = function(pos) { Chosen.prototype.result_deselect = function(pos) {
var result, result_data; var result, result_data;
result_data = this.results_data[pos]; result_data = this.results_data[pos];
result_data.selected = false; result_data.selected = false;
this.form_field.options[result_data.options_index].selected = false; this.form_field.options[result_data.options_index].selected = false;
result = $(this.container_id + "_o_" + pos); result = $("#" + this.container_id + "_o_" + pos);
result.removeClassName("result-selected").addClassName("active-result").show(); result.removeClass("result-selected").addClass("active-result").show();
this.result_clear_highlight(); this.result_clear_highlight();
this.winnow_results(); this.winnow_results();
if (typeof Event.simulate === 'function') { this.form_field_jq.trigger("change");
this.form_field.simulate("change");
}
return this.search_field_scale(); return this.search_field_scale();
}; };
Chosen.prototype.results_search = function(evt) { Chosen.prototype.results_search = function(evt) {
@ -458,7 +467,7 @@
startTime = new Date(); startTime = new Date();
this.no_results_clear(); this.no_results_clear();
results = 0; results = 0;
searchText = this.search_field.value === this.default_text ? "" : this.search_field.value.strip().escapeHTML(); searchText = this.search_field.val() === this.default_text ? "" : $('<div/>').text($.trim(this.search_field.val())).html();
regex = new RegExp('^' + searchText.replace(/[-[\]{}()*+?.,\\^$|#\s]/g, "\\$&"), 'i'); regex = new RegExp('^' + searchText.replace(/[-[\]{}()*+?.,\\^$|#\s]/g, "\\$&"), 'i');
zregex = new RegExp(searchText.replace(/[-[\]{}()*+?.,\\^$|#\s]/g, "\\$&"), 'i'); zregex = new RegExp(searchText.replace(/[-[\]{}()*+?.,\\^$|#\s]/g, "\\$&"), 'i');
_ref = this.results_data; _ref = this.results_data;
@ -466,7 +475,7 @@
option = _ref[_i]; option = _ref[_i];
if (!option.disabled && !option.empty) { if (!option.disabled && !option.empty) {
if (option.group) { if (option.group) {
$(option.dom_id).hide(); $('#' + option.dom_id).hide();
} else if (!(this.is_multiple && option.selected)) { } else if (!(this.is_multiple && option.selected)) {
found = false; found = false;
result_id = option.dom_id; result_id = option.dom_id;
@ -493,18 +502,18 @@
} else { } else {
text = option.html; text = option.html;
} }
if ($(result_id).innerHTML !== text) { if ($("#" + result_id).html !== text) {
$(result_id).update(text); $("#" + result_id).html(text);
} }
this.result_activate($(result_id)); this.result_activate($("#" + result_id));
if (option.group_array_index != null) { if (option.group_array_index != null) {
$(this.results_data[option.group_array_index].dom_id).show(); $("#" + this.results_data[option.group_array_index].dom_id).show();
} }
} else { } else {
if ($(result_id) === this.result_highlight) { if (this.result_highlight && result_id === this.result_highlight.attr('id')) {
this.result_clear_highlight(); this.result_clear_highlight();
} }
this.result_deactivate($(result_id)); this.result_deactivate($("#" + result_id));
} }
} }
} }
@ -517,71 +526,60 @@
}; };
Chosen.prototype.winnow_results_clear = function() { Chosen.prototype.winnow_results_clear = function() {
var li, lis, _i, _len, _results; var li, lis, _i, _len, _results;
this.search_field.clear(); this.search_field.val("");
lis = this.search_results.select("li"); lis = this.search_results.find("li");
_results = []; _results = [];
for (_i = 0, _len = lis.length; _i < _len; _i++) { for (_i = 0, _len = lis.length; _i < _len; _i++) {
li = lis[_i]; li = lis[_i];
_results.push(li.hasClassName("group-result") ? li.show() : !this.is_multiple || !li.hasClassName("result-selected") ? this.result_activate(li) : void 0); 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; return _results;
}; };
Chosen.prototype.winnow_results_set_highlight = function() { Chosen.prototype.winnow_results_set_highlight = function() {
var do_high; var do_high, selected_results;
if (!this.result_highlight) { if (!this.result_highlight) {
if (!this.is_multiple) { selected_results = !this.is_multiple ? this.search_results.find(".result-selected") : [];
do_high = this.search_results.down(".result-selected"); do_high = selected_results.length ? selected_results.first() : this.search_results.find(".active-result").first();
}
if (!(do_high != null)) {
do_high = this.search_results.down(".active-result");
}
if (do_high != null) { if (do_high != null) {
return this.result_do_highlight(do_high); return this.result_do_highlight(do_high);
} }
} }
}; };
Chosen.prototype.no_results = function(terms) { Chosen.prototype.no_results = function(terms) {
return this.search_results.insert(this.no_results_temp.evaluate({ var no_results_html;
terms: terms no_results_html = $('<li class="no-results">' + this.results_none_found + ' "<span></span>"</li>');
})); no_results_html.find("span").first().html(terms);
return this.search_results.append(no_results_html);
}; };
Chosen.prototype.no_results_clear = function() { Chosen.prototype.no_results_clear = function() {
var nr, _results; return this.search_results.find(".no-results").remove();
nr = null;
_results = [];
while (nr = this.search_results.down(".no-results")) {
_results.push(nr.remove());
}
return _results;
}; };
Chosen.prototype.keydown_arrow = function() { Chosen.prototype.keydown_arrow = function() {
var actives, nexts, sibs; var first_active, next_sib;
actives = this.search_results.select("li.active-result"); if (!this.result_highlight) {
if (actives.length) { first_active = this.search_results.find("li.active-result").first();
if (!this.result_highlight) { if (first_active) {
this.result_do_highlight(actives.first()); this.result_do_highlight($(first_active));
} else if (this.results_showing) {
sibs = this.result_highlight.nextSiblings();
nexts = sibs.intersect(actives);
if (nexts.length) {
this.result_do_highlight(nexts.first());
}
} }
if (!this.results_showing) { } else if (this.results_showing) {
return this.results_show(); next_sib = this.result_highlight.nextAll("li.active-result").first();
if (next_sib) {
this.result_do_highlight(next_sib);
} }
} }
if (!this.results_showing) {
return this.results_show();
}
}; };
Chosen.prototype.keyup_arrow = function() { Chosen.prototype.keyup_arrow = function() {
var actives, prevs, sibs; var prev_sibs;
if (!this.results_showing && !this.is_multiple) { if (!this.results_showing && !this.is_multiple) {
return this.results_show(); return this.results_show();
} else if (this.result_highlight) { } else if (this.result_highlight) {
sibs = this.result_highlight.previousSiblings(); prev_sibs = this.result_highlight.prevAll("li.active-result");
actives = this.search_results.select("li.active-result"); if (prev_sibs.length) {
prevs = sibs.intersect(actives); return this.result_do_highlight(prev_sibs.first());
if (prevs.length) {
return this.result_do_highlight(prevs.first());
} else { } else {
if (this.choices > 0) { if (this.choices > 0) {
this.results_hide(); this.results_hide();
@ -592,16 +590,16 @@
}; };
Chosen.prototype.keydown_backstroke = function() { Chosen.prototype.keydown_backstroke = function() {
if (this.pending_backstroke) { if (this.pending_backstroke) {
this.choice_destroy(this.pending_backstroke.down("a")); this.choice_destroy(this.pending_backstroke.find("a").first());
return this.clear_backstroke(); return this.clear_backstroke();
} else { } else {
this.pending_backstroke = this.search_container.siblings("li.search-choice").last(); this.pending_backstroke = this.search_container.siblings("li.search-choice").last();
return this.pending_backstroke.addClassName("search-choice-focus"); return this.pending_backstroke.addClass("search-choice-focus");
} }
}; };
Chosen.prototype.clear_backstroke = function() { Chosen.prototype.clear_backstroke = function() {
if (this.pending_backstroke) { if (this.pending_backstroke) {
this.pending_backstroke.removeClassName("search-choice-focus"); this.pending_backstroke.removeClass("search-choice-focus");
} }
return this.pending_backstroke = null; return this.pending_backstroke = null;
}; };
@ -649,16 +647,21 @@
} }
switch (stroke) { switch (stroke) {
case 8: case 8:
return this.backstroke_length = this.search_field.value.length; this.backstroke_length = this.search_field.val().length;
break;
case 9: case 9:
return this.mouse_on_container = false; this.mouse_on_container = false;
break;
case 13: case 13:
return evt.preventDefault(); evt.preventDefault();
break;
case 38: case 38:
evt.preventDefault(); evt.preventDefault();
return this.keyup_arrow(); this.keyup_arrow();
break;
case 40: case 40:
return this.keydown_arrow(); this.keydown_arrow();
break;
} }
}; };
Chosen.prototype.search_field_scale = function() { Chosen.prototype.search_field_scale = function() {
@ -670,51 +673,52 @@
styles = ['font-size', 'font-style', 'font-weight', 'font-family', 'line-height', 'text-transform', 'letter-spacing']; styles = ['font-size', 'font-style', 'font-weight', 'font-family', 'line-height', 'text-transform', 'letter-spacing'];
for (_i = 0, _len = styles.length; _i < _len; _i++) { for (_i = 0, _len = styles.length; _i < _len; _i++) {
style = styles[_i]; style = styles[_i];
style_block += style + ":" + this.search_field.getStyle(style) + ";"; style_block += style + ":" + this.search_field.css(style) + ";";
} }
div = new Element('div', { div = $('<div />', {
'style': style_block 'style': style_block
}).update(this.search_field.value.escapeHTML()); });
document.body.appendChild(div); div.text(this.search_field.val());
w = Element.measure(div, 'width') + 25; $('body').append(div);
w = div.width() + 25;
div.remove(); div.remove();
if (w > this.f_width - 10) { if (w > this.f_width - 10) {
w = this.f_width - 10; w = this.f_width - 10;
} }
this.search_field.setStyle({ this.search_field.css({
'width': w + 'px' 'width': w + 'px'
}); });
dd_top = this.container.getHeight(); dd_top = this.container.height();
return this.dropdown.setStyle({ return this.dropdown.css({
"top": dd_top + "px" "top": dd_top + "px"
}); });
} }
}; };
Chosen.prototype.generate_field_id = function() {
var new_id;
new_id = this.generate_random_id();
this.form_field.id = new_id;
return new_id;
};
Chosen.prototype.generate_random_id = function() {
var string;
string = "sel" + this.generate_random_char() + this.generate_random_char() + this.generate_random_char();
while ($("#" + string).length > 0) {
string += this.generate_random_char();
}
return string;
};
Chosen.prototype.generate_random_char = function() {
var chars, newchar, rand;
chars = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXTZ";
rand = Math.floor(Math.random() * chars.length);
return newchar = chars.substring(rand, rand + 1);
};
return Chosen; return Chosen;
})(); })();
root.Chosen = Chosen;
if (Prototype.Browser.IE) {
if (/MSIE (\d+\.\d+);/.test(navigator.userAgent)) {
Prototype.BrowserFeatures['Version'] = new Number(RegExp.$1);
}
}
document.observe('dom:loaded', function(evt) {
var select, selects, _i, _len, _results;
if (Prototype.Browser.IE && (Prototype.BrowserFeatures['Version'] === 6 || Prototype.BrowserFeatures['Version'] === 7)) {
return;
}
selects = $$(".chzn-select");
_results = [];
for (_i = 0, _len = selects.length; _i < _len; _i++) {
select = selects[_i];
_results.push(new Chosen(select));
}
return _results;
});
get_side_border_padding = function(elmt) { get_side_border_padding = function(elmt) {
var layout, side_border_padding; var side_border_padding;
layout = new Element.Layout(elmt); return side_border_padding = elmt.outerWidth() - elmt.width();
return side_border_padding = layout.get("border-left") + layout.get("border-right") + layout.get("padding-left") + layout.get("padding-right");
}; };
root.get_side_border_padding = get_side_border_padding; root.get_side_border_padding = get_side_border_padding;
}).call(this); }).call(this);
@ -789,4 +793,4 @@
return parser.parsed; return parser.parsed;
}; };
this.SelectParser = SelectParser; this.SelectParser = SelectParser;
}).call(this); }).call(this);

7
index.html
View File

@ -1288,8 +1288,11 @@
</footer> </footer>
</div> </div>
<script src="https://ajax.googleapis.com/ajax/libs/prototype/1.7.0.0/prototype.js" type="text/javascript"></script> <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.6.3/jquery.min.js" type="text/javascript"></script>
<script src="chosen/chosen.proto.js" type="text/javascript"></script> <script src="chosen/chosen.jquery.js" type="text/javascript"></script>
<script type="text/javascript">
$(".chzn-select").chosen();
</script>
<script type="text/javascript"> <script type="text/javascript">