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bootstrap-select.js
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bootstrap-select.js
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/*!
* Bootstrap-select v1.10.0 (http://silviomoreto.github.io/bootstrap-select)
*
* Copyright 2013-2016 bootstrap-select
* Licensed under MIT (https://github.com/silviomoreto/bootstrap-select/blob/master/LICENSE)
*/
(function (root, factory) {
if (typeof define === 'function' && define.amd) {
// AMD. Register as an anonymous module unless amdModuleId is set
define(["jquery"], function (a0) {
return (factory(a0));
});
} else if (typeof exports === 'object') {
// Node. Does not work with strict CommonJS, but
// only CommonJS-like environments that support module.exports,
// like Node.
module.exports = factory(require("jquery"));
} else {
factory(jQuery);
}
}(this, function (jQuery) {
(function ($) {
'use strict';
//<editor-fold desc="Shims">
if (!String.prototype.includes) {
(function () {
'use strict'; // needed to support `apply`/`call` with `undefined`/`null`
var toString = {}.toString;
var defineProperty = (function () {
// IE 8 only supports `Object.defineProperty` on DOM elements
try {
var object = {};
var $defineProperty = Object.defineProperty;
var result = $defineProperty(object, object, object) && $defineProperty;
} catch (error) {
}
return result;
}());
var indexOf = ''.indexOf;
var includes = function (search) {
if (this == null) {
throw new TypeError();
}
var string = String(this);
if (search && toString.call(search) == '[object RegExp]') {
throw new TypeError();
}
var stringLength = string.length;
var searchString = String(search);
var searchLength = searchString.length;
var position = arguments.length > 1 ? arguments[1] : undefined;
// `ToInteger`
var pos = position ? Number(position) : 0;
if (pos != pos) { // better `isNaN`
pos = 0;
}
var start = Math.min(Math.max(pos, 0), stringLength);
// Avoid the `indexOf` call if no match is possible
if (searchLength + start > stringLength) {
return false;
}
return indexOf.call(string, searchString, pos) != -1;
};
if (defineProperty) {
defineProperty(String.prototype, 'includes', {
'value': includes,
'configurable': true,
'writable': true
});
} else {
String.prototype.includes = includes;
}
}());
}
if (!String.prototype.startsWith) {
(function () {
'use strict'; // needed to support `apply`/`call` with `undefined`/`null`
var defineProperty = (function () {
// IE 8 only supports `Object.defineProperty` on DOM elements
try {
var object = {};
var $defineProperty = Object.defineProperty;
var result = $defineProperty(object, object, object) && $defineProperty;
} catch (error) {
}
return result;
}());
var toString = {}.toString;
var startsWith = function (search) {
if (this == null) {
throw new TypeError();
}
var string = String(this);
if (search && toString.call(search) == '[object RegExp]') {
throw new TypeError();
}
var stringLength = string.length;
var searchString = String(search);
var searchLength = searchString.length;
var position = arguments.length > 1 ? arguments[1] : undefined;
// `ToInteger`
var pos = position ? Number(position) : 0;
if (pos != pos) { // better `isNaN`
pos = 0;
}
var start = Math.min(Math.max(pos, 0), stringLength);
// Avoid the `indexOf` call if no match is possible
if (searchLength + start > stringLength) {
return false;
}
var index = -1;
while (++index < searchLength) {
if (string.charCodeAt(start + index) != searchString.charCodeAt(index)) {
return false;
}
}
return true;
};
if (defineProperty) {
defineProperty(String.prototype, 'startsWith', {
'value': startsWith,
'configurable': true,
'writable': true
});
} else {
String.prototype.startsWith = startsWith;
}
}());
}
if (!Object.keys) {
Object.keys = function (
o, // object
k, // key
r // result array
){
// initialize object and result
r=[];
// iterate over object keys
for (k in o)
// fill result array with non-prototypical keys
r.hasOwnProperty.call(o, k) && r.push(k);
// return result
return r;
};
}
$.fn.triggerNative = function (eventName) {
var el = this[0],
event;
if (el.dispatchEvent) {
if (typeof Event === 'function') {
// For modern browsers
event = new Event(eventName, {
bubbles: true
});
} else {
// For IE since it doesn't support Event constructor
event = document.createEvent('Event');
event.initEvent(eventName, true, false);
}
el.dispatchEvent(event);
} else {
if (el.fireEvent) {
event = document.createEventObject();
event.eventType = eventName;
el.fireEvent('on' + eventName, event);
}
this.trigger(eventName);
}
};
//</editor-fold>
// Case insensitive contains search
$.expr[':'].icontains = function (obj, index, meta) {
var $obj = $(obj);
var haystack = ($obj.data('tokens') || $obj.text()).toString().toUpperCase();
return haystack.includes(meta[3].toUpperCase());
};
// Case insensitive begins search
$.expr[':'].ibegins = function (obj, index, meta) {
var $obj = $(obj);
var haystack = ($obj.data('tokens') || $obj.text()).toString().toUpperCase();
return haystack.startsWith(meta[3].toUpperCase());
};
// Case and accent insensitive contains search
$.expr[':'].aicontains = function (obj, index, meta) {
var $obj = $(obj);
var haystack = ($obj.data('tokens') || $obj.data('normalizedText') || $obj.text()).toString().toUpperCase();
return haystack.includes(meta[3].toUpperCase());
};
// Case and accent insensitive begins search
$.expr[':'].aibegins = function (obj, index, meta) {
var $obj = $(obj);
var haystack = ($obj.data('tokens') || $obj.data('normalizedText') || $obj.text()).toString().toUpperCase();
return haystack.startsWith(meta[3].toUpperCase());
};
/**
* Remove all diatrics from the given text.
* @access private
* @param {String} text
* @returns {String}
*/
function normalizeToBase(text) {
var rExps = [
{re: /[\xC0-\xC6]/g, ch: "A"},
{re: /[\xE0-\xE6]/g, ch: "a"},
{re: /[\xC8-\xCB]/g, ch: "E"},
{re: /[\xE8-\xEB]/g, ch: "e"},
{re: /[\xCC-\xCF]/g, ch: "I"},
{re: /[\xEC-\xEF]/g, ch: "i"},
{re: /[\xD2-\xD6]/g, ch: "O"},
{re: /[\xF2-\xF6]/g, ch: "o"},
{re: /[\xD9-\xDC]/g, ch: "U"},
{re: /[\xF9-\xFC]/g, ch: "u"},
{re: /[\xC7-\xE7]/g, ch: "c"},
{re: /[\xD1]/g, ch: "N"},
{re: /[\xF1]/g, ch: "n"}
];
$.each(rExps, function () {
text = text.replace(this.re, this.ch);
});
return text;
}
function htmlEscape(html) {
var escapeMap = {
'&': '&',
'<': '<',
'>': '>',
'"': '"',
"'": ''',
'`': '`'
};
var source = '(?:' + Object.keys(escapeMap).join('|') + ')',
testRegexp = new RegExp(source),
replaceRegexp = new RegExp(source, 'g'),
string = html == null ? '' : '' + html;
return testRegexp.test(string) ? string.replace(replaceRegexp, function (match) {
return escapeMap[match];
}) : string;
}
var Selectpicker = function (element, options, e) {
if (e) {
e.stopPropagation();
e.preventDefault();
}
this.$element = $(element);
this.$newElement = null;
this.$button = null;
this.$menu = null;
this.$lis = null;
this.options = options;
// If we have no title yet, try to pull it from the html title attribute (jQuery doesnt' pick it up as it's not a
// data-attribute)
if (this.options.title === null) {
this.options.title = this.$element.attr('title');
}
//Expose public methods
this.val = Selectpicker.prototype.val;
this.render = Selectpicker.prototype.render;
this.refresh = Selectpicker.prototype.refresh;
this.setStyle = Selectpicker.prototype.setStyle;
this.selectAll = Selectpicker.prototype.selectAll;
this.deselectAll = Selectpicker.prototype.deselectAll;
this.destroy = Selectpicker.prototype.destroy;
this.remove = Selectpicker.prototype.remove;
this.show = Selectpicker.prototype.show;
this.hide = Selectpicker.prototype.hide;
this.init();
};
Selectpicker.VERSION = '1.10.0';
// part of this is duplicated in i18n/defaults-en_US.js. Make sure to update both.
Selectpicker.DEFAULTS = {
noneSelectedText: 'Nothing selected',
noneResultsText: 'No results matched {0}',
countSelectedText: function (numSelected, numTotal) {
return (numSelected == 1) ? "{0} item selected" : "{0} items selected";
},
maxOptionsText: function (numAll, numGroup) {
return [
(numAll == 1) ? 'Limit reached ({n} item max)' : 'Limit reached ({n} items max)',
(numGroup == 1) ? 'Group limit reached ({n} item max)' : 'Group limit reached ({n} items max)'
];
},
selectAllText: 'Select All',
deselectAllText: 'Deselect All',
doneButton: false,
doneButtonText: 'Close',
multipleSeparator: ', ',
styleBase: 'btn',
style: 'btn-default',
size: 'auto',
title: null,
selectedTextFormat: 'values',
width: false,
container: false,
hideDisabled: false,
showSubtext: false,
showIcon: true,
showContent: true,
dropupAuto: true,
header: false,
liveSearch: false,
liveSearchPlaceholder: null,
liveSearchNormalize: false,
liveSearchStyle: 'contains',
actionsBox: false,
iconBase: 'glyphicon',
tickIcon: 'glyphicon-ok',
showTick: false,
template: {
caret: '<span class="caret"></span>'
},
maxOptions: false,
mobile: false,
selectOnTab: false,
dropdownAlignRight: false
};
Selectpicker.prototype = {
constructor: Selectpicker,
init: function () {
var that = this,
id = this.$element.attr('id');
this.$element.addClass('bs-select-hidden');
// store originalIndex (key) and newIndex (value) in this.liObj for fast accessibility
// allows us to do this.$lis.eq(that.liObj[index]) instead of this.$lis.filter('[data-original-index="' + index + '"]')
this.liObj = {};
this.multiple = this.$element.prop('multiple');
this.autofocus = this.$element.prop('autofocus');
this.$newElement = this.createView();
this.$element
.after(this.$newElement)
.appendTo(this.$newElement);
this.$button = this.$newElement.children('button');
this.$menu = this.$newElement.children('.dropdown-menu');
this.$menuInner = this.$menu.children('.inner');
this.$searchbox = this.$menu.find('input');
this.$element.removeClass('bs-select-hidden');
if (this.options.dropdownAlignRight === true) this.$menu.addClass('dropdown-menu-right');
if (typeof id !== 'undefined') {
this.$button.attr('data-id', id);
$('label[for="' + id + '"]').click(function (e) {
e.preventDefault();
that.$button.focus();
});
}
this.checkDisabled();
this.clickListener();
if (this.options.liveSearch) this.liveSearchListener();
this.render();
this.setStyle();
this.setWidth();
if (this.options.container) this.selectPosition();
this.$menu.data('this', this);
this.$newElement.data('this', this);
if (this.options.mobile) this.mobile();
this.$newElement.on({
'hide.bs.dropdown': function (e) {
that.$element.trigger('hide.bs.select', e);
},
'hidden.bs.dropdown': function (e) {
that.$element.trigger('hidden.bs.select', e);
},
'show.bs.dropdown': function (e) {
that.$element.trigger('show.bs.select', e);
},
'shown.bs.dropdown': function (e) {
that.$element.trigger('shown.bs.select', e);
}
});
if (that.$element[0].hasAttribute('required')) {
this.$element.on('invalid', function () {
that.$button
.addClass('bs-invalid')
.focus();
that.$element.on({
'focus.bs.select': function () {
that.$button.focus();
that.$element.off('focus.bs.select');
},
'shown.bs.select': function () {
that.$element
.val(that.$element.val()) // set the value to hide the validation message in Chrome when menu is opened
.off('shown.bs.select');
},
'rendered.bs.select': function () {
// if select is no longer invalid, remove the bs-invalid class
if (this.validity.valid) that.$button.removeClass('bs-invalid');
that.$element.off('rendered.bs.select');
}
});
});
}
setTimeout(function () {
that.$element.trigger('loaded.bs.select');
});
},
createDropdown: function () {
// Options
// If we are multiple or showTick option is set, then add the show-tick class
var showTick = (this.multiple || this.options.showTick) ? ' show-tick' : '',
inputGroup = this.$element.parent().hasClass('input-group') ? ' input-group-btn' : '',
autofocus = this.autofocus ? ' autofocus' : '';
// Elements
var header = this.options.header ? '<div class="popover-title"><button type="button" class="close" aria-hidden="true">×</button>' + this.options.header + '</div>' : '';
var searchbox = this.options.liveSearch ?
'<div class="bs-searchbox">' +
'<input type="text" class="form-control" autocomplete="off"' +
(null === this.options.liveSearchPlaceholder ? '' : ' placeholder="' + htmlEscape(this.options.liveSearchPlaceholder) + '"') + '>' +
'</div>'
: '';
var actionsbox = this.multiple && this.options.actionsBox ?
'<div class="bs-actionsbox">' +
'<div class="btn-group btn-group-sm btn-block">' +
'<button type="button" class="actions-btn bs-select-all btn btn-default">' +
this.options.selectAllText +
'</button>' +
'<button type="button" class="actions-btn bs-deselect-all btn btn-default">' +
this.options.deselectAllText +
'</button>' +
'</div>' +
'</div>'
: '';
var donebutton = this.multiple && this.options.doneButton ?
'<div class="bs-donebutton">' +
'<div class="btn-group btn-block">' +
'<button type="button" class="btn btn-sm btn-default">' +
this.options.doneButtonText +
'</button>' +
'</div>' +
'</div>'
: '';
var drop =
'<div class="btn-group bootstrap-select' + showTick + inputGroup + '">' +
'<button type="button" class="' + this.options.styleBase + ' dropdown-toggle" data-toggle="dropdown"' + autofocus + '>' +
'<span class="filter-option pull-left"></span> ' +
'<span class="bs-caret">' +
this.options.template.caret +
'</span>' +
'</button>' +
'<div class="dropdown-menu open">' +
header +
searchbox +
actionsbox +
'<ul class="dropdown-menu inner" role="menu">' +
'</ul>' +
donebutton +
'</div>' +
'</div>';
return $(drop);
},
createView: function () {
var $drop = this.createDropdown(),
li = this.createLi();
$drop.find('ul')[0].innerHTML = li;
return $drop;
},
reloadLi: function () {
//Remove all children.
this.destroyLi();
//Re build
var li = this.createLi();
this.$menuInner[0].innerHTML = li;
},
destroyLi: function () {
this.$menu.find('li').remove();
},
createLi: function () {
var that = this,
_li = [],
optID = 0,
titleOption = document.createElement('option'),
liIndex = -1; // increment liIndex whenever a new <li> element is created to ensure liObj is correct
// Helper functions
/**
* @param content
* @param [index]
* @param [classes]
* @param [optgroup]
* @returns {string}
*/
var generateLI = function (content, index, classes, optgroup) {
return '<li' +
((typeof classes !== 'undefined' & '' !== classes) ? ' class="' + classes + '"' : '') +
((typeof index !== 'undefined' & null !== index) ? ' data-original-index="' + index + '"' : '') +
((typeof optgroup !== 'undefined' & null !== optgroup) ? 'data-optgroup="' + optgroup + '"' : '') +
'>' + content + '</li>';
};
/**
* @param text
* @param [classes]
* @param [inline]
* @param [tokens]
* @returns {string}
*/
var generateA = function (text, classes, inline, tokens) {
return '<a tabindex="0"' +
(typeof classes !== 'undefined' ? ' class="' + classes + '"' : '') +
(typeof inline !== 'undefined' ? ' style="' + inline + '"' : '') +
(that.options.liveSearchNormalize ? ' data-normalized-text="' + normalizeToBase(htmlEscape(text)) + '"' : '') +
(typeof tokens !== 'undefined' || tokens !== null ? ' data-tokens="' + tokens + '"' : '') +
'>' + text +
'<span class="' + that.options.iconBase + ' ' + that.options.tickIcon + ' check-mark"></span>' +
'</a>';
};
if (this.options.title && !this.multiple) {
// this option doesn't create a new <li> element, but does add a new option, so liIndex is decreased
// since liObj is recalculated on every refresh, liIndex needs to be decreased even if the titleOption is already appended
liIndex--;
if (!this.$element.find('.bs-title-option').length) {
// Use native JS to prepend option (faster)
var element = this.$element[0];
titleOption.className = 'bs-title-option';
titleOption.appendChild(document.createTextNode(this.options.title));
titleOption.value = '';
element.insertBefore(titleOption, element.firstChild);
// Check if selected attribute is already set on an option. If not, select the titleOption option.
// attr gets the 'default' selected option (from markup), prop gets the 'current' selected option
// the selected item may have been changed by user or programmatically before the bootstrap select plugin runs
var $opt = $(element.options[element.selectedIndex]);
if ($opt.attr('selected') === undefined && $opt.prop('selected') === false) {
titleOption.selected = true;
}
}
}
this.$element.find('option').each(function (index) {
var $this = $(this);
liIndex++;
if ($this.hasClass('bs-title-option')) return;
// Get the class and text for the option
var optionClass = this.className || '',
inline = this.style.cssText,
text = $this.data('content') ? $this.data('content') : $this.html(),
tokens = $this.data('tokens') ? $this.data('tokens') : null,
subtext = typeof $this.data('subtext') !== 'undefined' ? '<small class="text-muted">' + $this.data('subtext') + '</small>' : '',
icon = typeof $this.data('icon') !== 'undefined' ? '<span class="' + that.options.iconBase + ' ' + $this.data('icon') + '"></span> ' : '',
isOptgroup = this.parentNode.tagName === 'OPTGROUP',
isDisabled = this.disabled || (isOptgroup && this.parentNode.disabled);
if (icon !== '' && isDisabled) {
icon = '<span>' + icon + '</span>';
}
if (that.options.hideDisabled && (isDisabled && !isOptgroup || this.parentNode.disabled && isOptgroup)) {
liIndex--;
return;
}
if (!$this.data('content')) {
// Prepend any icon and append any subtext to the main text.
text = icon + '<span class="text">' + text + subtext + '</span>';
}
if (isOptgroup && $this.data('divider') !== true) {
var optGroupClass = ' ' + this.parentNode.className || '';
if ($this.index() === 0) { // Is it the first option of the optgroup?
optID += 1;
// Get the opt group label
var label = this.parentNode.label,
labelSubtext = typeof $this.parent().data('subtext') !== 'undefined' ? '<small class="text-muted">' + $this.parent().data('subtext') + '</small>' : '',
labelIcon = $this.parent().data('icon') ? '<span class="' + that.options.iconBase + ' ' + $this.parent().data('icon') + '"></span> ' : '';
label = labelIcon + '<span class="text">' + label + labelSubtext + '</span>';
if (index !== 0 && _li.length > 0) { // Is it NOT the first option of the select && are there elements in the dropdown?
liIndex++;
_li.push(generateLI('', null, 'divider', optID + 'div'));
}
liIndex++;
_li.push(generateLI(label, null, 'dropdown-header' + optGroupClass, optID));
}
if (that.options.hideDisabled && isDisabled) {
liIndex--;
return;
}
_li.push(generateLI(generateA(text, 'opt ' + optionClass + optGroupClass, inline, tokens), index, '', optID));
} else if ($this.data('divider') === true) {
_li.push(generateLI('', index, 'divider'));
} else if ($this.data('hidden') === true) {
_li.push(generateLI(generateA(text, optionClass, inline, tokens), index, 'hidden is-hidden'));
} else {
var showDivider = this.previousElementSibling && this.previousElementSibling.tagName === 'OPTGROUP';
// if previous element is not an optgroup and hideDisabled is true
if (!showDivider && that.options.hideDisabled) {
// get previous elements
var $prev = $(this).prevAll();
for (var i = 0; i < $prev.length; i++) {
// find the first element in the previous elements that is an optgroup
if ($prev[i].tagName === 'OPTGROUP') {
var optGroupDistance = 0;
// loop through the options in between the current option and the optgroup
// and check if they are hidden or disabled
for (var d = 0; d < i; d++) {
var prevOption = $prev[d];
if (prevOption.disabled || $(prevOption).data('hidden') === true) optGroupDistance++;
}
// if all of the options between the current option and the optgroup are hidden or disabled, show the divider
if (optGroupDistance === i) showDivider = true;
break;
}
}
}
if (showDivider) {
liIndex++;
_li.push(generateLI('', null, 'divider', optID + 'div'));
}
_li.push(generateLI(generateA(text, optionClass, inline, tokens), index));
}
that.liObj[index] = liIndex;
});
//If we are not multiple, we don't have a selected item, and we don't have a title, select the first element so something is set in the button
if (!this.multiple && this.$element.find('option:selected').length === 0 && !this.options.title) {
this.$element.find('option').eq(0).prop('selected', true).attr('selected', 'selected');
}
return _li.join('');
},
findLis: function () {
if (this.$lis == null) this.$lis = this.$menu.find('li');
return this.$lis;
},
/**
* @param [updateLi] defaults to true
*/
render: function (updateLi) {
var that = this,
notDisabled;
//Update the LI to match the SELECT
if (updateLi !== false) {
this.$element.find('option').each(function (index) {
var $lis = that.findLis().eq(that.liObj[index]);
that.setDisabled(index, this.disabled || this.parentNode.tagName === 'OPTGROUP' && this.parentNode.disabled, $lis);
that.setSelected(index, this.selected, $lis);
});
this.togglePlaceholder();
}
this.tabIndex();
var selectedItems = this.$element.find('option').map(function () {
if (this.selected) {
if (that.options.hideDisabled && (this.disabled || this.parentNode.tagName === 'OPTGROUP' && this.parentNode.disabled)) return;
var $this = $(this),
icon = $this.data('icon') && that.options.showIcon ? '<i class="' + that.options.iconBase + ' ' + $this.data('icon') + '"></i> ' : '',
subtext;
if (that.options.showSubtext && $this.data('subtext') && !that.multiple) {
subtext = ' <small class="text-muted">' + $this.data('subtext') + '</small>';
} else {
subtext = '';
}
if (typeof $this.attr('title') !== 'undefined') {
return $this.attr('title');
} else if ($this.data('content') && that.options.showContent) {
return $this.data('content');
} else {
return icon + $this.html() + subtext;
}
}
}).toArray();
//Fixes issue in IE10 occurring when no default option is selected and at least one option is disabled
//Convert all the values into a comma delimited string
var title = !this.multiple ? selectedItems[0] : selectedItems.join(this.options.multipleSeparator);
//If this is multi select, and the selectText type is count, the show 1 of 2 selected etc..
if (this.multiple && this.options.selectedTextFormat.indexOf('count') > -1) {
var max = this.options.selectedTextFormat.split('>');
if ((max.length > 1 && selectedItems.length > max[1]) || (max.length == 1 && selectedItems.length >= 2)) {
notDisabled = this.options.hideDisabled ? ', [disabled]' : '';
var totalCount = this.$element.find('option').not('[data-divider="true"], [data-hidden="true"]' + notDisabled).length,
tr8nText = (typeof this.options.countSelectedText === 'function') ? this.options.countSelectedText(selectedItems.length, totalCount) : this.options.countSelectedText;
title = tr8nText.replace('{0}', selectedItems.length.toString()).replace('{1}', totalCount.toString());
}
}
if (this.options.title == undefined) {
this.options.title = this.$element.attr('title');
}
if (this.options.selectedTextFormat == 'static') {
title = this.options.title;
}
//If we dont have a title, then use the default, or if nothing is set at all, use the not selected text
if (!title) {
title = typeof this.options.title !== 'undefined' ? this.options.title : this.options.noneSelectedText;
}
//strip all html-tags and trim the result
this.$button.attr('title', $.trim(title.replace(/<[^>]*>?/g, '')));
this.$button.children('.filter-option').html(title);
this.$element.trigger('rendered.bs.select');
},
/**
* @param [style]
* @param [status]
*/
setStyle: function (style, status) {
if (this.$element.attr('class')) {
this.$newElement.addClass(this.$element.attr('class').replace(/selectpicker|mobile-device|bs-select-hidden|validate\[.*\]/gi, ''));
}
var buttonClass = style ? style : this.options.style;
if (status == 'add') {
this.$button.addClass(buttonClass);
} else if (status == 'remove') {
this.$button.removeClass(buttonClass);
} else {
this.$button.removeClass(this.options.style);
this.$button.addClass(buttonClass);
}
},
liHeight: function (refresh) {
if (!refresh && (this.options.size === false || this.sizeInfo)) return;
var newElement = document.createElement('div'),
menu = document.createElement('div'),
menuInner = document.createElement('ul'),
divider = document.createElement('li'),
li = document.createElement('li'),
a = document.createElement('a'),
text = document.createElement('span'),
header = this.options.header && this.$menu.find('.popover-title').length > 0 ? this.$menu.find('.popover-title')[0].cloneNode(true) : null,
search = this.options.liveSearch ? document.createElement('div') : null,
actions = this.options.actionsBox && this.multiple && this.$menu.find('.bs-actionsbox').length > 0 ? this.$menu.find('.bs-actionsbox')[0].cloneNode(true) : null,
doneButton = this.options.doneButton && this.multiple && this.$menu.find('.bs-donebutton').length > 0 ? this.$menu.find('.bs-donebutton')[0].cloneNode(true) : null;
text.className = 'text';
newElement.className = this.$menu[0].parentNode.className + ' open';
menu.className = 'dropdown-menu open';
menuInner.className = 'dropdown-menu inner';
divider.className = 'divider';
text.appendChild(document.createTextNode('Inner text'));
a.appendChild(text);
li.appendChild(a);
menuInner.appendChild(li);
menuInner.appendChild(divider);
if (header) menu.appendChild(header);
if (search) {
// create a span instead of input as creating an input element is slower
var input = document.createElement('span');
search.className = 'bs-searchbox';
input.className = 'form-control';
search.appendChild(input);
menu.appendChild(search);
}
if (actions) menu.appendChild(actions);
menu.appendChild(menuInner);
if (doneButton) menu.appendChild(doneButton);
newElement.appendChild(menu);
document.body.appendChild(newElement);
var liHeight = a.offsetHeight,
headerHeight = header ? header.offsetHeight : 0,
searchHeight = search ? search.offsetHeight : 0,
actionsHeight = actions ? actions.offsetHeight : 0,
doneButtonHeight = doneButton ? doneButton.offsetHeight : 0,
dividerHeight = $(divider).outerHeight(true),
// fall back to jQuery if getComputedStyle is not supported
menuStyle = typeof getComputedStyle === 'function' ? getComputedStyle(menu) : false,
$menu = menuStyle ? null : $(menu),
menuPadding = {
vert: parseInt(menuStyle ? menuStyle.paddingTop : $menu.css('paddingTop')) +
parseInt(menuStyle ? menuStyle.paddingBottom : $menu.css('paddingBottom')) +
parseInt(menuStyle ? menuStyle.borderTopWidth : $menu.css('borderTopWidth')) +
parseInt(menuStyle ? menuStyle.borderBottomWidth : $menu.css('borderBottomWidth')),
horiz: parseInt(menuStyle ? menuStyle.paddingLeft : $menu.css('paddingLeft')) +
parseInt(menuStyle ? menuStyle.paddingRight : $menu.css('paddingRight')) +
parseInt(menuStyle ? menuStyle.borderLeftWidth : $menu.css('borderLeftWidth')) +
parseInt(menuStyle ? menuStyle.borderRightWidth : $menu.css('borderRightWidth'))
},
menuExtras = {
vert: menuPadding.vert +
parseInt(menuStyle ? menuStyle.marginTop : $menu.css('marginTop')) +
parseInt(menuStyle ? menuStyle.marginBottom : $menu.css('marginBottom')) + 2,
horiz: menuPadding.horiz +
parseInt(menuStyle ? menuStyle.marginLeft : $menu.css('marginLeft')) +
parseInt(menuStyle ? menuStyle.marginRight : $menu.css('marginRight')) + 2
}
document.body.removeChild(newElement);
this.sizeInfo = {
liHeight: liHeight,
headerHeight: headerHeight,
searchHeight: searchHeight,
actionsHeight: actionsHeight,
doneButtonHeight: doneButtonHeight,
dividerHeight: dividerHeight,
menuPadding: menuPadding,
menuExtras: menuExtras
};
},
setSize: function () {
this.findLis();
this.liHeight();
if (this.options.header) this.$menu.css('padding-top', 0);
if (this.options.size === false) return;
var that = this,
$menu = this.$menu,
$menuInner = this.$menuInner,
$window = $(window),
selectHeight = this.$newElement[0].offsetHeight,
selectWidth = this.$newElement[0].offsetWidth,
liHeight = this.sizeInfo['liHeight'],
headerHeight = this.sizeInfo['headerHeight'],
searchHeight = this.sizeInfo['searchHeight'],
actionsHeight = this.sizeInfo['actionsHeight'],
doneButtonHeight = this.sizeInfo['doneButtonHeight'],
divHeight = this.sizeInfo['dividerHeight'],
menuPadding = this.sizeInfo['menuPadding'],
menuExtras = this.sizeInfo['menuExtras'],
notDisabled = this.options.hideDisabled ? '.disabled' : '',
menuHeight,
menuWidth,
getHeight,
getWidth,
selectOffsetTop,
selectOffsetBot,
selectOffsetLeft,
selectOffsetRight,
getPos = function() {
var pos = that.$newElement.offset();
selectOffsetTop = pos.top - $window.scrollTop();
selectOffsetBot = $window.height() - selectOffsetTop - selectHeight;
selectOffsetLeft = pos.left - $window.scrollLeft();
selectOffsetRight = $window.width() - selectOffsetLeft - selectWidth;
};
getPos();
if (this.options.size === 'auto') {
var getSize = function () {
var minHeight,
hasClass = function (className, include) {
return function (element) {
if (include) {
return (element.classList ? element.classList.contains(className) : $(element).hasClass(className));
} else {
return !(element.classList ? element.classList.contains(className) : $(element).hasClass(className));
}
};
},
lis = that.$menuInner[0].getElementsByTagName('li'),
lisVisible = Array.prototype.filter ? Array.prototype.filter.call(lis, hasClass('hidden', false)) : that.$lis.not('.hidden'),
optGroup = Array.prototype.filter ? Array.prototype.filter.call(lisVisible, hasClass('dropdown-header', true)) : lisVisible.filter('.dropdown-header');
getPos();
menuHeight = selectOffsetBot - menuExtras.vert;
menuWidth = selectOffsetRight - menuExtras.horiz;
if (that.options.container) {
if (!$menu.data('height')) $menu.data('height', $menu.height());
getHeight = $menu.data('height');
if (!$menu.data('width')) $menu.data('width', $menu.width());
getWidth = $menu.data('width');
} else {
getHeight = $menu.height();
getWidth = $menu.width();
}
if (that.options.dropupAuto) {
that.$newElement.toggleClass('dropup', selectOffsetTop > selectOffsetBot && (menuHeight - menuExtras.vert) < getHeight);
}
if (that.$newElement.hasClass('dropup')) {
menuHeight = selectOffsetTop - menuExtras.vert;
}
if (that.options.dropdownAlignRight === 'auto') {
$menu.toggleClass('dropdown-menu-right', selectOffsetLeft > selectOffsetRight && (menuWidth - menuExtras.horiz) < (getWidth - selectWidth));
}
if ((lisVisible.length + optGroup.length) > 3) {
minHeight = liHeight * 3 + menuExtras.vert - 2;
} else {
minHeight = 0;
}
$menu.css({
'max-height': menuHeight + 'px',
'overflow': 'hidden',
'min-height': minHeight + headerHeight + searchHeight + actionsHeight + doneButtonHeight + 'px'
});
$menuInner.css({
'max-height': menuHeight - headerHeight - searchHeight - actionsHeight - doneButtonHeight - menuPadding.vert + 'px',
'overflow-y': 'auto',
'min-height': Math.max(minHeight - menuPadding.vert, 0) + 'px'
});
};
getSize();
this.$searchbox.off('input.getSize propertychange.getSize').on('input.getSize propertychange.getSize', getSize);
$window.off('resize.getSize scroll.getSize').on('resize.getSize scroll.getSize', getSize);
} else if (this.options.size && this.options.size != 'auto' && this.$lis.not(notDisabled).length > this.options.size) {
var optIndex = this.$lis.not('.divider').not(notDisabled).children().slice(0, this.options.size).last().parent().index(),
divLength = this.$lis.slice(0, optIndex + 1).filter('.divider').length;
menuHeight = liHeight * this.options.size + divLength * divHeight + menuPadding.vert;
if (that.options.container) {
if (!$menu.data('height')) $menu.data('height', $menu.height());
getHeight = $menu.data('height');
} else {
getHeight = $menu.height();
}
if (that.options.dropupAuto) {
//noinspection JSUnusedAssignment
this.$newElement.toggleClass('dropup', selectOffsetTop > selectOffsetBot && (menuHeight - menuExtras.vert) < getHeight);
}
$menu.css({
'max-height': menuHeight + headerHeight + searchHeight + actionsHeight + doneButtonHeight + 'px',
'overflow': 'hidden',
'min-height': ''
});
$menuInner.css({
'max-height': menuHeight - menuPadding.vert + 'px',
'overflow-y': 'auto',
'min-height': ''
});
}
},