1190 lines
40 KiB
JavaScript
1190 lines
40 KiB
JavaScript
// Chosen, a Select Box Enhancer for jQuery and Prototype
|
|
// by Patrick Filler for Harvest, http://getharvest.com
|
|
//
|
|
// Version 1.0.0
|
|
// Full source at https://github.com/harvesthq/chosen
|
|
// Copyright (c) 2011 Harvest http://getharvest.com
|
|
|
|
// MIT License, https://github.com/harvesthq/chosen/blob/master/LICENSE.md
|
|
// This file is generated by `grunt build`, do not edit it by hand.
|
|
(function() {
|
|
var AbstractChosen, SelectParser, _ref,
|
|
__hasProp = {}.hasOwnProperty,
|
|
__extends = function(child, parent) { for (var key in parent) { if (__hasProp.call(parent, key)) child[key] = parent[key]; } function ctor() { this.constructor = child; } ctor.prototype = parent.prototype; child.prototype = new ctor(); child.__super__ = parent.prototype; return child; };
|
|
|
|
SelectParser = (function() {
|
|
function SelectParser() {
|
|
this.options_index = 0;
|
|
this.parsed = [];
|
|
}
|
|
|
|
SelectParser.prototype.add_node = function(child) {
|
|
if (child.nodeName.toUpperCase() === "OPTGROUP") {
|
|
return this.add_group(child);
|
|
} else {
|
|
return this.add_option(child);
|
|
}
|
|
};
|
|
|
|
SelectParser.prototype.add_group = function(group) {
|
|
var group_position, option, _i, _len, _ref, _results;
|
|
|
|
group_position = this.parsed.length;
|
|
this.parsed.push({
|
|
array_index: group_position,
|
|
group: true,
|
|
label: this.escapeExpression(group.label),
|
|
children: 0,
|
|
disabled: group.disabled
|
|
});
|
|
_ref = group.childNodes;
|
|
_results = [];
|
|
for (_i = 0, _len = _ref.length; _i < _len; _i++) {
|
|
option = _ref[_i];
|
|
_results.push(this.add_option(option, group_position, group.disabled));
|
|
}
|
|
return _results;
|
|
};
|
|
|
|
SelectParser.prototype.add_option = function(option, group_position, group_disabled) {
|
|
if (option.nodeName.toUpperCase() === "OPTION") {
|
|
if (option.text !== "") {
|
|
if (group_position != null) {
|
|
this.parsed[group_position].children += 1;
|
|
}
|
|
this.parsed.push({
|
|
array_index: this.parsed.length,
|
|
options_index: this.options_index,
|
|
value: option.value,
|
|
text: option.text,
|
|
html: option.innerHTML,
|
|
selected: option.selected,
|
|
disabled: group_disabled === true ? group_disabled : option.disabled,
|
|
group_array_index: group_position,
|
|
classes: option.className,
|
|
style: option.style.cssText
|
|
});
|
|
} else {
|
|
this.parsed.push({
|
|
array_index: this.parsed.length,
|
|
options_index: this.options_index,
|
|
empty: true
|
|
});
|
|
}
|
|
return this.options_index += 1;
|
|
}
|
|
};
|
|
|
|
SelectParser.prototype.escapeExpression = function(text) {
|
|
var map, unsafe_chars;
|
|
|
|
if ((text == null) || text === false) {
|
|
return "";
|
|
}
|
|
if (!/[\&\<\>\"\'\`]/.test(text)) {
|
|
return text;
|
|
}
|
|
map = {
|
|
"<": "<",
|
|
">": ">",
|
|
'"': """,
|
|
"'": "'",
|
|
"`": "`"
|
|
};
|
|
unsafe_chars = /&(?!\w+;)|[\<\>\"\'\`]/g;
|
|
return text.replace(unsafe_chars, function(chr) {
|
|
return map[chr] || "&";
|
|
});
|
|
};
|
|
|
|
return SelectParser;
|
|
|
|
})();
|
|
|
|
SelectParser.select_to_array = function(select) {
|
|
var child, parser, _i, _len, _ref;
|
|
|
|
parser = new SelectParser();
|
|
_ref = select.childNodes;
|
|
for (_i = 0, _len = _ref.length; _i < _len; _i++) {
|
|
child = _ref[_i];
|
|
parser.add_node(child);
|
|
}
|
|
return parser.parsed;
|
|
};
|
|
|
|
AbstractChosen = (function() {
|
|
function AbstractChosen(form_field, options) {
|
|
this.form_field = form_field;
|
|
this.options = options != null ? options : {};
|
|
if (!AbstractChosen.browser_is_supported()) {
|
|
return;
|
|
}
|
|
this.is_multiple = this.form_field.multiple;
|
|
this.set_default_text();
|
|
this.set_default_values();
|
|
this.setup();
|
|
this.set_up_html();
|
|
this.register_observers();
|
|
}
|
|
|
|
AbstractChosen.prototype.set_default_values = function() {
|
|
var _this = this;
|
|
|
|
this.click_test_action = function(evt) {
|
|
return _this.test_active_click(evt);
|
|
};
|
|
this.activate_action = function(evt) {
|
|
return _this.activate_field(evt);
|
|
};
|
|
this.active_field = false;
|
|
this.mouse_on_container = false;
|
|
this.results_showing = false;
|
|
this.result_highlighted = null;
|
|
this.result_single_selected = null;
|
|
this.allow_single_deselect = (this.options.allow_single_deselect != null) && (this.form_field.options[0] != null) && this.form_field.options[0].text === "" ? this.options.allow_single_deselect : false;
|
|
this.disable_search_threshold = this.options.disable_search_threshold || 0;
|
|
this.disable_search = this.options.disable_search || false;
|
|
this.enable_split_word_search = this.options.enable_split_word_search != null ? this.options.enable_split_word_search : true;
|
|
this.group_search = this.options.group_search != null ? this.options.group_search : true;
|
|
this.search_contains = this.options.search_contains || false;
|
|
this.single_backstroke_delete = this.options.single_backstroke_delete != null ? this.options.single_backstroke_delete : true;
|
|
this.max_selected_options = this.options.max_selected_options || Infinity;
|
|
this.inherit_select_classes = this.options.inherit_select_classes || false;
|
|
this.display_selected_options = this.options.display_selected_options != null ? this.options.display_selected_options : true;
|
|
return this.display_disabled_options = this.options.display_disabled_options != null ? this.options.display_disabled_options : true;
|
|
};
|
|
|
|
AbstractChosen.prototype.set_default_text = function() {
|
|
if (this.form_field.getAttribute("data-placeholder")) {
|
|
this.default_text = this.form_field.getAttribute("data-placeholder");
|
|
} else if (this.is_multiple) {
|
|
this.default_text = this.options.placeholder_text_multiple || this.options.placeholder_text || AbstractChosen.default_multiple_text;
|
|
} else {
|
|
this.default_text = this.options.placeholder_text_single || this.options.placeholder_text || AbstractChosen.default_single_text;
|
|
}
|
|
return this.results_none_found = this.form_field.getAttribute("data-no_results_text") || this.options.no_results_text || AbstractChosen.default_no_result_text;
|
|
};
|
|
|
|
AbstractChosen.prototype.mouse_enter = function() {
|
|
return this.mouse_on_container = true;
|
|
};
|
|
|
|
AbstractChosen.prototype.mouse_leave = function() {
|
|
return this.mouse_on_container = false;
|
|
};
|
|
|
|
AbstractChosen.prototype.input_focus = function(evt) {
|
|
var _this = this;
|
|
|
|
if (this.is_multiple) {
|
|
if (!this.active_field) {
|
|
return setTimeout((function() {
|
|
return _this.container_mousedown();
|
|
}), 50);
|
|
}
|
|
} else {
|
|
if (!this.active_field) {
|
|
return this.activate_field();
|
|
}
|
|
}
|
|
};
|
|
|
|
AbstractChosen.prototype.input_blur = function(evt) {
|
|
var _this = this;
|
|
|
|
if (!this.mouse_on_container) {
|
|
this.active_field = false;
|
|
return setTimeout((function() {
|
|
return _this.blur_test();
|
|
}), 100);
|
|
}
|
|
};
|
|
|
|
AbstractChosen.prototype.results_option_build = function(options) {
|
|
var content, data, _i, _len, _ref;
|
|
|
|
content = '';
|
|
_ref = this.results_data;
|
|
for (_i = 0, _len = _ref.length; _i < _len; _i++) {
|
|
data = _ref[_i];
|
|
if (data.group) {
|
|
content += this.result_add_group(data);
|
|
} else {
|
|
content += this.result_add_option(data);
|
|
}
|
|
if (options != null ? options.first : void 0) {
|
|
if (data.selected && this.is_multiple) {
|
|
this.choice_build(data);
|
|
} else if (data.selected && !this.is_multiple) {
|
|
this.single_set_selected_text(data.text);
|
|
}
|
|
}
|
|
}
|
|
return content;
|
|
};
|
|
|
|
AbstractChosen.prototype.result_add_option = function(option) {
|
|
var classes, style;
|
|
|
|
if (!option.search_match) {
|
|
return '';
|
|
}
|
|
if (!this.include_option_in_results(option)) {
|
|
return '';
|
|
}
|
|
classes = [];
|
|
if (!option.disabled && !(option.selected && this.is_multiple)) {
|
|
classes.push("active-result");
|
|
}
|
|
if (option.disabled && !(option.selected && this.is_multiple)) {
|
|
classes.push("disabled-result");
|
|
}
|
|
if (option.selected) {
|
|
classes.push("result-selected");
|
|
}
|
|
if (option.group_array_index != null) {
|
|
classes.push("group-option");
|
|
}
|
|
if (option.classes !== "") {
|
|
classes.push(option.classes);
|
|
}
|
|
style = option.style.cssText !== "" ? " style=\"" + option.style + "\"" : "";
|
|
return "<li class=\"" + (classes.join(' ')) + "\"" + style + " data-option-array-index=\"" + option.array_index + "\">" + option.search_text + "</li>";
|
|
};
|
|
|
|
AbstractChosen.prototype.result_add_group = function(group) {
|
|
if (!(group.search_match || group.group_match)) {
|
|
return '';
|
|
}
|
|
if (!(group.active_options > 0)) {
|
|
return '';
|
|
}
|
|
return "<li class=\"group-result\">" + group.search_text + "</li>";
|
|
};
|
|
|
|
AbstractChosen.prototype.results_update_field = function() {
|
|
this.set_default_text();
|
|
if (!this.is_multiple) {
|
|
this.results_reset_cleanup();
|
|
}
|
|
this.result_clear_highlight();
|
|
this.result_single_selected = null;
|
|
this.results_build();
|
|
if (this.results_showing) {
|
|
return this.winnow_results();
|
|
}
|
|
};
|
|
|
|
AbstractChosen.prototype.results_toggle = function() {
|
|
if (this.results_showing) {
|
|
return this.results_hide();
|
|
} else {
|
|
return this.results_show();
|
|
}
|
|
};
|
|
|
|
AbstractChosen.prototype.results_search = function(evt) {
|
|
if (this.results_showing) {
|
|
return this.winnow_results();
|
|
} else {
|
|
return this.results_show();
|
|
}
|
|
};
|
|
|
|
AbstractChosen.prototype.winnow_results = function() {
|
|
var escapedSearchText, option, regex, regexAnchor, results, results_group, searchText, startpos, text, zregex, _i, _len, _ref;
|
|
|
|
this.no_results_clear();
|
|
results = 0;
|
|
searchText = this.get_search_text();
|
|
escapedSearchText = searchText.replace(/[-[\]{}()*+?.,\\^$|#\s]/g, "\\$&");
|
|
regexAnchor = this.search_contains ? "" : "^";
|
|
regex = new RegExp(regexAnchor + escapedSearchText, 'i');
|
|
zregex = new RegExp(escapedSearchText, 'i');
|
|
_ref = this.results_data;
|
|
for (_i = 0, _len = _ref.length; _i < _len; _i++) {
|
|
option = _ref[_i];
|
|
option.search_match = false;
|
|
results_group = null;
|
|
if (this.include_option_in_results(option)) {
|
|
if (option.group) {
|
|
option.group_match = false;
|
|
option.active_options = 0;
|
|
}
|
|
if ((option.group_array_index != null) && this.results_data[option.group_array_index]) {
|
|
results_group = this.results_data[option.group_array_index];
|
|
if (results_group.active_options === 0 && results_group.search_match) {
|
|
results += 1;
|
|
}
|
|
results_group.active_options += 1;
|
|
}
|
|
if (!(option.group && !this.group_search)) {
|
|
option.search_text = option.group ? option.label : option.html;
|
|
option.search_match = this.search_string_match(option.search_text, regex);
|
|
if (option.search_match && !option.group) {
|
|
results += 1;
|
|
}
|
|
if (option.search_match) {
|
|
if (searchText.length) {
|
|
startpos = option.search_text.search(zregex);
|
|
text = option.search_text.substr(0, startpos + searchText.length) + '</em>' + option.search_text.substr(startpos + searchText.length);
|
|
option.search_text = text.substr(0, startpos) + '<em>' + text.substr(startpos);
|
|
}
|
|
if (results_group != null) {
|
|
results_group.group_match = true;
|
|
}
|
|
} else if ((option.group_array_index != null) && this.results_data[option.group_array_index].search_match) {
|
|
option.search_match = true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
this.result_clear_highlight();
|
|
if (results < 1 && searchText.length) {
|
|
this.update_results_content("");
|
|
return this.no_results(searchText);
|
|
} else {
|
|
this.update_results_content(this.results_option_build());
|
|
return this.winnow_results_set_highlight();
|
|
}
|
|
};
|
|
|
|
AbstractChosen.prototype.search_string_match = function(search_string, regex) {
|
|
var part, parts, _i, _len;
|
|
|
|
if (regex.test(search_string)) {
|
|
return true;
|
|
} else if (this.enable_split_word_search && (search_string.indexOf(" ") >= 0 || search_string.indexOf("[") === 0)) {
|
|
parts = search_string.replace(/\[|\]/g, "").split(" ");
|
|
if (parts.length) {
|
|
for (_i = 0, _len = parts.length; _i < _len; _i++) {
|
|
part = parts[_i];
|
|
if (regex.test(part)) {
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
};
|
|
|
|
AbstractChosen.prototype.choices_count = function() {
|
|
var option, _i, _len, _ref;
|
|
|
|
if (this.selected_option_count != null) {
|
|
return this.selected_option_count;
|
|
}
|
|
this.selected_option_count = 0;
|
|
_ref = this.form_field.options;
|
|
for (_i = 0, _len = _ref.length; _i < _len; _i++) {
|
|
option = _ref[_i];
|
|
if (option.selected) {
|
|
this.selected_option_count += 1;
|
|
}
|
|
}
|
|
return this.selected_option_count;
|
|
};
|
|
|
|
AbstractChosen.prototype.choices_click = function(evt) {
|
|
evt.preventDefault();
|
|
if (!(this.results_showing || this.is_disabled)) {
|
|
return this.results_show();
|
|
}
|
|
};
|
|
|
|
AbstractChosen.prototype.keyup_checker = function(evt) {
|
|
var stroke, _ref;
|
|
|
|
stroke = (_ref = evt.which) != null ? _ref : evt.keyCode;
|
|
this.search_field_scale();
|
|
switch (stroke) {
|
|
case 8:
|
|
if (this.is_multiple && this.backstroke_length < 1 && this.choices_count() > 0) {
|
|
return this.keydown_backstroke();
|
|
} else if (!this.pending_backstroke) {
|
|
this.result_clear_highlight();
|
|
return this.results_search();
|
|
}
|
|
break;
|
|
case 13:
|
|
evt.preventDefault();
|
|
if (this.results_showing) {
|
|
return this.result_select(evt);
|
|
}
|
|
break;
|
|
case 27:
|
|
if (this.results_showing) {
|
|
this.results_hide();
|
|
}
|
|
return true;
|
|
case 9:
|
|
case 38:
|
|
case 40:
|
|
case 16:
|
|
case 91:
|
|
case 17:
|
|
break;
|
|
default:
|
|
return this.results_search();
|
|
}
|
|
};
|
|
|
|
AbstractChosen.prototype.container_width = function() {
|
|
if (this.options.width != null) {
|
|
return this.options.width;
|
|
} else {
|
|
return "" + this.form_field.offsetWidth + "px";
|
|
}
|
|
};
|
|
|
|
AbstractChosen.prototype.include_option_in_results = function(option) {
|
|
if (this.is_multiple && (!this.display_selected_options && option.selected)) {
|
|
return false;
|
|
}
|
|
if (!this.display_disabled_options && option.disabled) {
|
|
return false;
|
|
}
|
|
if (option.empty) {
|
|
return false;
|
|
}
|
|
return true;
|
|
};
|
|
|
|
AbstractChosen.browser_is_supported = function() {
|
|
if (window.navigator.appName === "Microsoft Internet Explorer") {
|
|
return document.documentMode >= 8;
|
|
}
|
|
if (/iP(od|hone)/i.test(window.navigator.userAgent)) {
|
|
return false;
|
|
}
|
|
if (/Android/i.test(window.navigator.userAgent)) {
|
|
if (/Mobile/i.test(window.navigator.userAgent)) {
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
};
|
|
|
|
AbstractChosen.default_multiple_text = "Select Some Options";
|
|
|
|
AbstractChosen.default_single_text = "Select an Option";
|
|
|
|
AbstractChosen.default_no_result_text = "No results match";
|
|
|
|
return AbstractChosen;
|
|
|
|
})();
|
|
|
|
this.Chosen = (function(_super) {
|
|
__extends(Chosen, _super);
|
|
|
|
function Chosen() {
|
|
_ref = Chosen.__super__.constructor.apply(this, arguments);
|
|
return _ref;
|
|
}
|
|
|
|
Chosen.prototype.setup = function() {
|
|
this.current_selectedIndex = this.form_field.selectedIndex;
|
|
return this.is_rtl = this.form_field.hasClassName("chosen-rtl");
|
|
};
|
|
|
|
Chosen.prototype.set_default_values = function() {
|
|
Chosen.__super__.set_default_values.call(this);
|
|
this.single_temp = new Template('<a class="chosen-single chosen-default" tabindex="-1"><span>#{default}</span><div><b></b></div></a><div class="chosen-drop"><div class="chosen-search"><input type="text" autocomplete="off" /></div><ul class="chosen-results"></ul></div>');
|
|
this.multi_temp = new Template('<ul class="chosen-choices"><li class="search-field"><input type="text" value="#{default}" class="default" autocomplete="off" style="width:25px;" /></li></ul><div class="chosen-drop"><ul class="chosen-results"></ul></div>');
|
|
return this.no_results_temp = new Template('<li class="no-results">' + this.results_none_found + ' "<span>#{terms}</span>"</li>');
|
|
};
|
|
|
|
Chosen.prototype.set_up_html = function() {
|
|
var container_classes, container_props;
|
|
|
|
container_classes = ["chosen-container"];
|
|
container_classes.push("chosen-container-" + (this.is_multiple ? "multi" : "single"));
|
|
if (this.inherit_select_classes && this.form_field.className) {
|
|
container_classes.push(this.form_field.className);
|
|
}
|
|
if (this.is_rtl) {
|
|
container_classes.push("chosen-rtl");
|
|
}
|
|
container_props = {
|
|
'class': container_classes.join(' '),
|
|
'style': "width: " + (this.container_width()) + ";",
|
|
'title': this.form_field.title
|
|
};
|
|
if (this.form_field.id.length) {
|
|
container_props.id = this.form_field.id.replace(/[^\w]/g, '_') + "_chosen";
|
|
}
|
|
this.container = 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: this.container
|
|
});
|
|
this.dropdown = this.container.down('div.chosen-drop');
|
|
this.search_field = this.container.down('input');
|
|
this.search_results = this.container.down('ul.chosen-results');
|
|
this.search_field_scale();
|
|
this.search_no_results = this.container.down('li.no-results');
|
|
if (this.is_multiple) {
|
|
this.search_choices = this.container.down('ul.chosen-choices');
|
|
this.search_container = this.container.down('li.search-field');
|
|
} else {
|
|
this.search_container = this.container.down('div.chosen-search');
|
|
this.selected_item = this.container.down('.chosen-single');
|
|
}
|
|
this.results_build();
|
|
this.set_tab_index();
|
|
this.set_label_behavior();
|
|
return this.form_field.fire("chosen:ready", {
|
|
chosen: this
|
|
});
|
|
};
|
|
|
|
Chosen.prototype.register_observers = function() {
|
|
var _this = this;
|
|
|
|
this.container.observe("mousedown", function(evt) {
|
|
return _this.container_mousedown(evt);
|
|
});
|
|
this.container.observe("mouseup", function(evt) {
|
|
return _this.container_mouseup(evt);
|
|
});
|
|
this.container.observe("mouseenter", function(evt) {
|
|
return _this.mouse_enter(evt);
|
|
});
|
|
this.container.observe("mouseleave", function(evt) {
|
|
return _this.mouse_leave(evt);
|
|
});
|
|
this.search_results.observe("mouseup", function(evt) {
|
|
return _this.search_results_mouseup(evt);
|
|
});
|
|
this.search_results.observe("mouseover", function(evt) {
|
|
return _this.search_results_mouseover(evt);
|
|
});
|
|
this.search_results.observe("mouseout", function(evt) {
|
|
return _this.search_results_mouseout(evt);
|
|
});
|
|
this.search_results.observe("mousewheel", function(evt) {
|
|
return _this.search_results_mousewheel(evt);
|
|
});
|
|
this.search_results.observe("DOMMouseScroll", function(evt) {
|
|
return _this.search_results_mousewheel(evt);
|
|
});
|
|
this.form_field.observe("chosen:updated", function(evt) {
|
|
return _this.results_update_field(evt);
|
|
});
|
|
this.form_field.observe("chosen:activate", function(evt) {
|
|
return _this.activate_field(evt);
|
|
});
|
|
this.form_field.observe("chosen:open", function(evt) {
|
|
return _this.container_mousedown(evt);
|
|
});
|
|
this.search_field.observe("blur", function(evt) {
|
|
return _this.input_blur(evt);
|
|
});
|
|
this.search_field.observe("keyup", function(evt) {
|
|
return _this.keyup_checker(evt);
|
|
});
|
|
this.search_field.observe("keydown", function(evt) {
|
|
return _this.keydown_checker(evt);
|
|
});
|
|
this.search_field.observe("focus", function(evt) {
|
|
return _this.input_focus(evt);
|
|
});
|
|
if (this.is_multiple) {
|
|
return this.search_choices.observe("click", function(evt) {
|
|
return _this.choices_click(evt);
|
|
});
|
|
} else {
|
|
return this.container.observe("click", function(evt) {
|
|
return evt.preventDefault();
|
|
});
|
|
}
|
|
};
|
|
|
|
Chosen.prototype.destroy = function() {
|
|
document.stopObserving("click", this.click_test_action);
|
|
this.form_field.stopObserving();
|
|
this.container.stopObserving();
|
|
this.search_results.stopObserving();
|
|
this.search_field.stopObserving();
|
|
if (this.form_field_label != null) {
|
|
this.form_field_label.stopObserving();
|
|
}
|
|
if (this.is_multiple) {
|
|
this.search_choices.stopObserving();
|
|
this.container.select(".search-choice-close").each(function(choice) {
|
|
return choice.stopObserving();
|
|
});
|
|
} else {
|
|
this.selected_item.stopObserving();
|
|
}
|
|
if (this.search_field.tabIndex) {
|
|
this.form_field.tabIndex = this.search_field.tabIndex;
|
|
}
|
|
this.container.remove();
|
|
return this.form_field.show();
|
|
};
|
|
|
|
Chosen.prototype.search_field_disabled = function() {
|
|
this.is_disabled = this.form_field.disabled;
|
|
if (this.is_disabled) {
|
|
this.container.addClassName('chosen-disabled');
|
|
this.search_field.disabled = true;
|
|
if (!this.is_multiple) {
|
|
this.selected_item.stopObserving("focus", this.activate_action);
|
|
}
|
|
return this.close_field();
|
|
} else {
|
|
this.container.removeClassName('chosen-disabled');
|
|
this.search_field.disabled = false;
|
|
if (!this.is_multiple) {
|
|
return this.selected_item.observe("focus", this.activate_action);
|
|
}
|
|
}
|
|
};
|
|
|
|
Chosen.prototype.container_mousedown = function(evt) {
|
|
if (!this.is_disabled) {
|
|
if (evt && evt.type === "mousedown" && !this.results_showing) {
|
|
evt.stop();
|
|
}
|
|
if (!((evt != null) && evt.target.hasClassName("search-choice-close"))) {
|
|
if (!this.active_field) {
|
|
if (this.is_multiple) {
|
|
this.search_field.clear();
|
|
}
|
|
document.observe("click", this.click_test_action);
|
|
this.results_show();
|
|
} else if (!this.is_multiple && evt && (evt.target === this.selected_item || evt.target.up("a.chosen-single"))) {
|
|
this.results_toggle();
|
|
}
|
|
return this.activate_field();
|
|
}
|
|
}
|
|
};
|
|
|
|
Chosen.prototype.container_mouseup = function(evt) {
|
|
if (evt.target.nodeName === "ABBR" && !this.is_disabled) {
|
|
return this.results_reset(evt);
|
|
}
|
|
};
|
|
|
|
Chosen.prototype.search_results_mousewheel = function(evt) {
|
|
var delta;
|
|
|
|
delta = -evt.wheelDelta || evt.detail;
|
|
if (delta != null) {
|
|
evt.preventDefault();
|
|
if (evt.type === 'DOMMouseScroll') {
|
|
delta = delta * 40;
|
|
}
|
|
return this.search_results.scrollTop = delta + this.search_results.scrollTop;
|
|
}
|
|
};
|
|
|
|
Chosen.prototype.blur_test = function(evt) {
|
|
if (!this.active_field && this.container.hasClassName("chosen-container-active")) {
|
|
return this.close_field();
|
|
}
|
|
};
|
|
|
|
Chosen.prototype.close_field = function() {
|
|
document.stopObserving("click", this.click_test_action);
|
|
this.active_field = false;
|
|
this.results_hide();
|
|
this.container.removeClassName("chosen-container-active");
|
|
this.clear_backstroke();
|
|
this.show_search_field_default();
|
|
return this.search_field_scale();
|
|
};
|
|
|
|
Chosen.prototype.activate_field = function() {
|
|
this.container.addClassName("chosen-container-active");
|
|
this.active_field = true;
|
|
this.search_field.value = this.search_field.value;
|
|
return this.search_field.focus();
|
|
};
|
|
|
|
Chosen.prototype.test_active_click = function(evt) {
|
|
if (evt.target.up('.chosen-container') === this.container) {
|
|
return this.active_field = true;
|
|
} else {
|
|
return this.close_field();
|
|
}
|
|
};
|
|
|
|
Chosen.prototype.results_build = function() {
|
|
this.parsing = true;
|
|
this.selected_option_count = null;
|
|
this.results_data = SelectParser.select_to_array(this.form_field);
|
|
if (this.is_multiple) {
|
|
this.search_choices.select("li.search-choice").invoke("remove");
|
|
} else if (!this.is_multiple) {
|
|
this.single_set_selected_text();
|
|
if (this.disable_search || this.form_field.options.length <= this.disable_search_threshold) {
|
|
this.search_field.readOnly = true;
|
|
this.container.addClassName("chosen-container-single-nosearch");
|
|
} else {
|
|
this.search_field.readOnly = false;
|
|
this.container.removeClassName("chosen-container-single-nosearch");
|
|
}
|
|
}
|
|
this.update_results_content(this.results_option_build({
|
|
first: true
|
|
}));
|
|
this.search_field_disabled();
|
|
this.show_search_field_default();
|
|
this.search_field_scale();
|
|
return this.parsing = false;
|
|
};
|
|
|
|
Chosen.prototype.result_do_highlight = function(el) {
|
|
var high_bottom, high_top, maxHeight, visible_bottom, visible_top;
|
|
|
|
this.result_clear_highlight();
|
|
this.result_highlight = el;
|
|
this.result_highlight.addClassName("highlighted");
|
|
maxHeight = parseInt(this.search_results.getStyle('maxHeight'), 10);
|
|
visible_top = this.search_results.scrollTop;
|
|
visible_bottom = maxHeight + visible_top;
|
|
high_top = this.result_highlight.positionedOffset().top;
|
|
high_bottom = high_top + this.result_highlight.getHeight();
|
|
if (high_bottom >= visible_bottom) {
|
|
return this.search_results.scrollTop = (high_bottom - maxHeight) > 0 ? high_bottom - maxHeight : 0;
|
|
} else if (high_top < visible_top) {
|
|
return this.search_results.scrollTop = high_top;
|
|
}
|
|
};
|
|
|
|
Chosen.prototype.result_clear_highlight = function() {
|
|
if (this.result_highlight) {
|
|
this.result_highlight.removeClassName('highlighted');
|
|
}
|
|
return this.result_highlight = null;
|
|
};
|
|
|
|
Chosen.prototype.results_show = function() {
|
|
if (this.is_multiple && this.max_selected_options <= this.choices_count()) {
|
|
this.form_field.fire("chosen:maxselected", {
|
|
chosen: this
|
|
});
|
|
return false;
|
|
}
|
|
this.container.addClassName("chosen-with-drop");
|
|
this.form_field.fire("chosen:showing_dropdown", {
|
|
chosen: this
|
|
});
|
|
this.results_showing = true;
|
|
this.search_field.focus();
|
|
this.search_field.value = this.search_field.value;
|
|
return this.winnow_results();
|
|
};
|
|
|
|
Chosen.prototype.update_results_content = function(content) {
|
|
return this.search_results.update(content);
|
|
};
|
|
|
|
Chosen.prototype.results_hide = function() {
|
|
if (this.results_showing) {
|
|
this.result_clear_highlight();
|
|
this.container.removeClassName("chosen-with-drop");
|
|
this.form_field.fire("chosen:hiding_dropdown", {
|
|
chosen: this
|
|
});
|
|
}
|
|
return this.results_showing = false;
|
|
};
|
|
|
|
Chosen.prototype.set_tab_index = function(el) {
|
|
var ti;
|
|
|
|
if (this.form_field.tabIndex) {
|
|
ti = this.form_field.tabIndex;
|
|
this.form_field.tabIndex = -1;
|
|
return this.search_field.tabIndex = ti;
|
|
}
|
|
};
|
|
|
|
Chosen.prototype.set_label_behavior = function() {
|
|
var _this = this;
|
|
|
|
this.form_field_label = this.form_field.up("label");
|
|
if (this.form_field_label == null) {
|
|
this.form_field_label = $$("label[for='" + this.form_field.id + "']").first();
|
|
}
|
|
if (this.form_field_label != null) {
|
|
return this.form_field_label.observe("click", function(evt) {
|
|
if (_this.is_multiple) {
|
|
return _this.container_mousedown(evt);
|
|
} else {
|
|
return _this.activate_field();
|
|
}
|
|
});
|
|
}
|
|
};
|
|
|
|
Chosen.prototype.show_search_field_default = function() {
|
|
if (this.is_multiple && this.choices_count() < 1 && !this.active_field) {
|
|
this.search_field.value = this.default_text;
|
|
return this.search_field.addClassName("default");
|
|
} else {
|
|
this.search_field.value = "";
|
|
return this.search_field.removeClassName("default");
|
|
}
|
|
};
|
|
|
|
Chosen.prototype.search_results_mouseup = function(evt) {
|
|
var target;
|
|
|
|
target = evt.target.hasClassName("active-result") ? evt.target : evt.target.up(".active-result");
|
|
if (target) {
|
|
this.result_highlight = target;
|
|
this.result_select(evt);
|
|
return this.search_field.focus();
|
|
}
|
|
};
|
|
|
|
Chosen.prototype.search_results_mouseover = function(evt) {
|
|
var target;
|
|
|
|
target = evt.target.hasClassName("active-result") ? evt.target : evt.target.up(".active-result");
|
|
if (target) {
|
|
return this.result_do_highlight(target);
|
|
}
|
|
};
|
|
|
|
Chosen.prototype.search_results_mouseout = function(evt) {
|
|
if (evt.target.hasClassName('active-result') || evt.target.up('.active-result')) {
|
|
return this.result_clear_highlight();
|
|
}
|
|
};
|
|
|
|
Chosen.prototype.choice_build = function(item) {
|
|
var choice, close_link,
|
|
_this = this;
|
|
|
|
choice = new Element('li', {
|
|
"class": "search-choice"
|
|
}).update("<span>" + item.html + "</span>");
|
|
if (item.disabled) {
|
|
choice.addClassName('search-choice-disabled');
|
|
} else {
|
|
close_link = new Element('a', {
|
|
href: '#',
|
|
"class": 'search-choice-close',
|
|
rel: item.array_index
|
|
});
|
|
close_link.observe("click", function(evt) {
|
|
return _this.choice_destroy_link_click(evt);
|
|
});
|
|
choice.insert(close_link);
|
|
}
|
|
return this.search_container.insert({
|
|
before: choice
|
|
});
|
|
};
|
|
|
|
Chosen.prototype.choice_destroy_link_click = function(evt) {
|
|
evt.preventDefault();
|
|
evt.stopPropagation();
|
|
if (!this.is_disabled) {
|
|
return this.choice_destroy(evt.target);
|
|
}
|
|
};
|
|
|
|
Chosen.prototype.choice_destroy = function(link) {
|
|
if (this.result_deselect(link.readAttribute("rel"))) {
|
|
this.show_search_field_default();
|
|
if (this.is_multiple && this.choices_count() > 0 && this.search_field.value.length < 1) {
|
|
this.results_hide();
|
|
}
|
|
link.up('li').remove();
|
|
return this.search_field_scale();
|
|
}
|
|
};
|
|
|
|
Chosen.prototype.results_reset = function() {
|
|
this.form_field.options[0].selected = true;
|
|
this.selected_option_count = null;
|
|
this.single_set_selected_text();
|
|
this.show_search_field_default();
|
|
this.results_reset_cleanup();
|
|
if (typeof Event.simulate === 'function') {
|
|
this.form_field.simulate("change");
|
|
}
|
|
if (this.active_field) {
|
|
return this.results_hide();
|
|
}
|
|
};
|
|
|
|
Chosen.prototype.results_reset_cleanup = function() {
|
|
var deselect_trigger;
|
|
|
|
this.current_selectedIndex = this.form_field.selectedIndex;
|
|
deselect_trigger = this.selected_item.down("abbr");
|
|
if (deselect_trigger) {
|
|
return deselect_trigger.remove();
|
|
}
|
|
};
|
|
|
|
Chosen.prototype.result_select = function(evt) {
|
|
var high, item, selected_index;
|
|
|
|
if (this.result_highlight) {
|
|
high = this.result_highlight;
|
|
this.result_clear_highlight();
|
|
if (this.is_multiple && this.max_selected_options <= this.choices_count()) {
|
|
this.form_field.fire("chosen:maxselected", {
|
|
chosen: this
|
|
});
|
|
return false;
|
|
}
|
|
if (this.is_multiple) {
|
|
high.removeClassName("active-result");
|
|
} else {
|
|
if (this.result_single_selected) {
|
|
this.result_single_selected.removeClassName("result-selected");
|
|
selected_index = this.result_single_selected.getAttribute('data-option-array-index');
|
|
this.results_data[selected_index].selected = false;
|
|
}
|
|
this.result_single_selected = high;
|
|
}
|
|
high.addClassName("result-selected");
|
|
item = this.results_data[high.getAttribute("data-option-array-index")];
|
|
item.selected = true;
|
|
this.form_field.options[item.options_index].selected = true;
|
|
this.selected_option_count = null;
|
|
if (this.is_multiple) {
|
|
this.choice_build(item);
|
|
} else {
|
|
this.single_set_selected_text(item.text);
|
|
}
|
|
if (!((evt.metaKey || evt.ctrlKey) && this.is_multiple)) {
|
|
this.results_hide();
|
|
}
|
|
this.search_field.value = "";
|
|
if (typeof Event.simulate === 'function' && (this.is_multiple || this.form_field.selectedIndex !== this.current_selectedIndex)) {
|
|
this.form_field.simulate("change");
|
|
}
|
|
this.current_selectedIndex = this.form_field.selectedIndex;
|
|
return this.search_field_scale();
|
|
}
|
|
};
|
|
|
|
Chosen.prototype.single_set_selected_text = function(text) {
|
|
if (text == null) {
|
|
text = this.default_text;
|
|
}
|
|
if (text === this.default_text) {
|
|
this.selected_item.addClassName("chosen-default");
|
|
} else {
|
|
this.single_deselect_control_build();
|
|
this.selected_item.removeClassName("chosen-default");
|
|
}
|
|
return this.selected_item.down("span").update(text);
|
|
};
|
|
|
|
Chosen.prototype.result_deselect = function(pos) {
|
|
var result_data;
|
|
|
|
result_data = this.results_data[pos];
|
|
if (!this.form_field.options[result_data.options_index].disabled) {
|
|
result_data.selected = false;
|
|
this.form_field.options[result_data.options_index].selected = false;
|
|
this.selected_option_count = null;
|
|
this.result_clear_highlight();
|
|
if (this.results_showing) {
|
|
this.winnow_results();
|
|
}
|
|
if (typeof Event.simulate === 'function') {
|
|
this.form_field.simulate("change");
|
|
}
|
|
this.search_field_scale();
|
|
return true;
|
|
} else {
|
|
return false;
|
|
}
|
|
};
|
|
|
|
Chosen.prototype.single_deselect_control_build = function() {
|
|
if (!this.allow_single_deselect) {
|
|
return;
|
|
}
|
|
if (!this.selected_item.down("abbr")) {
|
|
this.selected_item.down("span").insert({
|
|
after: "<abbr class=\"search-choice-close\"></abbr>"
|
|
});
|
|
}
|
|
return this.selected_item.addClassName("chosen-single-with-deselect");
|
|
};
|
|
|
|
Chosen.prototype.get_search_text = function() {
|
|
if (this.search_field.value === this.default_text) {
|
|
return "";
|
|
} else {
|
|
return this.search_field.value.strip().escapeHTML();
|
|
}
|
|
};
|
|
|
|
Chosen.prototype.winnow_results_set_highlight = function() {
|
|
var do_high;
|
|
|
|
if (!this.is_multiple) {
|
|
do_high = this.search_results.down(".result-selected.active-result");
|
|
}
|
|
if (do_high == null) {
|
|
do_high = this.search_results.down(".active-result");
|
|
}
|
|
if (do_high != null) {
|
|
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
|
|
}));
|
|
};
|
|
|
|
Chosen.prototype.no_results_clear = function() {
|
|
var nr, _results;
|
|
|
|
nr = null;
|
|
_results = [];
|
|
while (nr = this.search_results.down(".no-results")) {
|
|
_results.push(nr.remove());
|
|
}
|
|
return _results;
|
|
};
|
|
|
|
Chosen.prototype.keydown_arrow = function() {
|
|
var next_sib;
|
|
|
|
if (this.results_showing && this.result_highlight) {
|
|
next_sib = this.result_highlight.next('.active-result');
|
|
if (next_sib) {
|
|
return this.result_do_highlight(next_sib);
|
|
}
|
|
} else {
|
|
return this.results_show();
|
|
}
|
|
};
|
|
|
|
Chosen.prototype.keyup_arrow = function() {
|
|
var actives, prevs, sibs;
|
|
|
|
if (!this.results_showing && !this.is_multiple) {
|
|
return this.results_show();
|
|
} else if (this.result_highlight) {
|
|
sibs = this.result_highlight.previousSiblings();
|
|
actives = this.search_results.select("li.active-result");
|
|
prevs = sibs.intersect(actives);
|
|
if (prevs.length) {
|
|
return this.result_do_highlight(prevs.first());
|
|
} else {
|
|
if (this.choices_count() > 0) {
|
|
this.results_hide();
|
|
}
|
|
return this.result_clear_highlight();
|
|
}
|
|
}
|
|
};
|
|
|
|
Chosen.prototype.keydown_backstroke = function() {
|
|
var next_available_destroy;
|
|
|
|
if (this.pending_backstroke) {
|
|
this.choice_destroy(this.pending_backstroke.down("a"));
|
|
return this.clear_backstroke();
|
|
} else {
|
|
next_available_destroy = this.search_container.siblings().last();
|
|
if (next_available_destroy && next_available_destroy.hasClassName("search-choice") && !next_available_destroy.hasClassName("search-choice-disabled")) {
|
|
this.pending_backstroke = next_available_destroy;
|
|
if (this.pending_backstroke) {
|
|
this.pending_backstroke.addClassName("search-choice-focus");
|
|
}
|
|
if (this.single_backstroke_delete) {
|
|
return this.keydown_backstroke();
|
|
} else {
|
|
return this.pending_backstroke.addClassName("search-choice-focus");
|
|
}
|
|
}
|
|
}
|
|
};
|
|
|
|
Chosen.prototype.clear_backstroke = function() {
|
|
if (this.pending_backstroke) {
|
|
this.pending_backstroke.removeClassName("search-choice-focus");
|
|
}
|
|
return this.pending_backstroke = null;
|
|
};
|
|
|
|
Chosen.prototype.keydown_checker = function(evt) {
|
|
var stroke, _ref1;
|
|
|
|
stroke = (_ref1 = evt.which) != null ? _ref1 : evt.keyCode;
|
|
this.search_field_scale();
|
|
if (stroke !== 8 && this.pending_backstroke) {
|
|
this.clear_backstroke();
|
|
}
|
|
switch (stroke) {
|
|
case 8:
|
|
this.backstroke_length = this.search_field.value.length;
|
|
break;
|
|
case 9:
|
|
if (this.results_showing && !this.is_multiple) {
|
|
this.result_select(evt);
|
|
}
|
|
this.mouse_on_container = false;
|
|
break;
|
|
case 13:
|
|
evt.preventDefault();
|
|
break;
|
|
case 38:
|
|
evt.preventDefault();
|
|
this.keyup_arrow();
|
|
break;
|
|
case 40:
|
|
evt.preventDefault();
|
|
this.keydown_arrow();
|
|
break;
|
|
}
|
|
};
|
|
|
|
Chosen.prototype.search_field_scale = function() {
|
|
var div, f_width, h, style, style_block, styles, w, _i, _len;
|
|
|
|
if (this.is_multiple) {
|
|
h = 0;
|
|
w = 0;
|
|
style_block = "position:absolute; left: -1000px; top: -1000px; display:none;";
|
|
styles = ['font-size', 'font-style', 'font-weight', 'font-family', 'line-height', 'text-transform', 'letter-spacing'];
|
|
for (_i = 0, _len = styles.length; _i < _len; _i++) {
|
|
style = styles[_i];
|
|
style_block += style + ":" + this.search_field.getStyle(style) + ";";
|
|
}
|
|
div = new Element('div', {
|
|
'style': style_block
|
|
}).update(this.search_field.value.escapeHTML());
|
|
document.body.appendChild(div);
|
|
w = Element.measure(div, 'width') + 25;
|
|
div.remove();
|
|
f_width = this.container.getWidth();
|
|
if (w > f_width - 10) {
|
|
w = f_width - 10;
|
|
}
|
|
return this.search_field.setStyle({
|
|
'width': w + 'px'
|
|
});
|
|
}
|
|
};
|
|
|
|
return Chosen;
|
|
|
|
})(AbstractChosen);
|
|
|
|
}).call(this);
|