ok
Mini Shell
/**
* @author zhixin wen <wenzhixin2010@gmail.com>
* @version 1.2.0
*
* http://wenzhixin.net.cn/p/multiple-select/
*/
(function ($) {
'use strict';
// it only does '%s', and return '' when arguments are undefined
var sprintf = function (str) {
var args = arguments,
flag = true,
i = 1;
str = str.replace(/%s/g, function () {
var arg = args[i++];
if (typeof arg === 'undefined') {
flag = false;
return '';
}
return arg;
});
return flag ? str : '';
};
function MultipleSelect($el, options) {
var that = this,
name = $el.attr('name') || options.name || '';
this.options = options;
// hide select element
this.$el = $el.hide();
// label element
this.$label = this.$el.closest('label') ||
this.$el.attr('id') && $(sprintf('label[for="%s"]', this.$el.attr('id').replace(/:/g, '\\:')));
// restore class and title from select element
this.$parent = $(sprintf(
'<div class="ms-parent %s" %s/>',
$el.attr('class') || '',
sprintf('title="%s"', $el.attr('title'))));
// add placeholder to choice button
this.$choice = $(sprintf([
'<button type="button" class="ms-choice">',
'<span class="placeholder">%s</span>',
'<div></div>',
'</button>'
].join(''),
this.options.placeholder));
// default position is bottom
this.$drop = $(sprintf('<div class="ms-drop %s"%s></div>',
this.options.position,
sprintf(' style="width: %s"', this.options.dropWidth)));
this.$el.after(this.$parent);
this.$parent.append(this.$choice);
this.$parent.append(this.$drop);
if (this.$el.prop('disabled')) {
this.$choice.addClass('disabled');
}
this.$parent.css('width',
this.options.width ||
this.$el.css('width') ||
this.$el.outerWidth() + 20);
this.selectAllName = 'data-name="selectAll' + name + '"';
this.selectGroupName = 'data-name="selectGroup' + name + '"';
this.selectItemName = 'data-name="selectItem' + name + '"';
if (!this.options.keepOpen) {
$(document).click(function (e) {
if ($(e.target)[0] === that.$choice[0] ||
$(e.target).parents('.ms-choice')[0] === that.$choice[0]) {
return;
}
if (($(e.target)[0] === that.$drop[0] ||
$(e.target).parents('.ms-drop')[0] !== that.$drop[0] && e.target !== $el[0]) &&
that.options.isOpen) {
that.close();
}
});
}
}
MultipleSelect.prototype = {
constructor: MultipleSelect,
init: function () {
var that = this,
$ul = $('<ul></ul>');
this.$drop.html('');
if (this.options.filter) {
this.$drop.append([
'<div class="ms-search">',
'<input type="text" autocomplete="off" autocorrect="off" autocapitilize="off" spellcheck="false">',
'</div>'].join('')
);
}
if (this.options.selectAll && !this.options.single) {
$ul.append([
'<li class="ms-select-all">',
'<label>',
sprintf('<input type="checkbox" %s /> ', this.selectAllName),
this.options.selectAllDelimiter[0],
this.options.selectAllText,
this.options.selectAllDelimiter[1],
'</label>',
'</li>'
].join(''));
}
$.each(this.$el.children(), function (i, elm) {
$ul.append(that.optionToHtml(i, elm));
});
$ul.append(sprintf('<li class="ms-no-results">%s</li>', this.options.noMatchesFound));
this.$drop.append($ul);
this.$drop.find('ul').css('max-height', this.options.maxHeight + 'px');
this.$drop.find('.multiple').css('width', this.options.multipleWidth + 'px');
this.$searchInput = this.$drop.find('.ms-search input');
this.$selectAll = this.$drop.find('input[' + this.selectAllName + ']');
this.$selectGroups = this.$drop.find('input[' + this.selectGroupName + ']');
this.$selectItems = this.$drop.find('input[' + this.selectItemName + ']:enabled');
this.$disableItems = this.$drop.find('input[' + this.selectItemName + ']:disabled');
this.$noResults = this.$drop.find('.ms-no-results');
this.events();
this.updateSelectAll(true);
this.update(true);
if (this.options.isOpen) {
this.open();
}
},
optionToHtml: function (i, elm, group, groupDisabled) {
var that = this,
$elm = $(elm),
classes = $elm.attr('class') || '',
title = sprintf('title="%s"', $elm.attr('title')),
multiple = this.options.multiple ? 'multiple' : '',
disabled,
type = this.options.single ? 'radio' : 'checkbox';
if ($elm.is('option')) {
var value = $elm.val(),
text = that.options.textTemplate($elm),
selected = $elm.prop('selected'),
style = sprintf('style="%s"', this.options.styler(value)),
$el;
disabled = groupDisabled || $elm.prop('disabled');
$el = $([
sprintf('<li class="%s %s" %s %s>', multiple, classes, title, style),
sprintf('<label class="%s">', disabled ? 'disabled' : ''),
sprintf('<input type="%s" %s%s%s%s>',
type, this.selectItemName,
selected ? ' checked="checked"' : '',
disabled ? ' disabled="disabled"' : '',
sprintf(' data-group="%s"', group)),
text,
'</label>',
'</li>'
].join(''));
$el.find('input').val(value);
return $el;
}
if ($elm.is('optgroup')) {
var label = that.options.labelTemplate($elm),
$group = $('<div/>');
group = 'group_' + i;
disabled = $elm.prop('disabled');
$group.append([
'<li class="group">',
sprintf('<label class="optgroup %s" data-group="%s">', disabled ? 'disabled' : '', group),
this.options.hideOptgroupCheckboxes || this.options.single ? '' :
sprintf('<input type="checkbox" %s %s>',
this.selectGroupName, disabled ? 'disabled="disabled"' : ''),
label,
'</label>',
'</li>'
].join(''));
$.each($elm.children(), function (i, elm) {
$group.append(that.optionToHtml(i, elm, group, disabled));
});
return $group.html();
}
},
events: function () {
var that = this,
toggleOpen = function (e) {
e.preventDefault();
that[that.options.isOpen ? 'close' : 'open']();
};
if (this.$label) {
this.$label.off('click').on('click', function (e) {
if (e.target.nodeName.toLowerCase() !== 'label' || e.target !== this) {
return;
}
toggleOpen(e);
if (!that.options.filter || !that.options.isOpen) {
that.focus();
}
e.stopPropagation(); // Causes lost focus otherwise
});
}
this.$choice.off('click').on('click', toggleOpen)
.off('focus').on('focus', this.options.onFocus)
.off('blur').on('blur', this.options.onBlur);
this.$parent.off('keydown').on('keydown', function (e) {
switch (e.which) {
case 27: // esc key
that.close();
that.$choice.focus();
break;
}
});
this.$searchInput.off('keydown').on('keydown',function (e) {
// Ensure shift-tab causes lost focus from filter as with clicking away
if (e.keyCode === 9 && e.shiftKey) {
that.close();
}
}).off('keyup').on('keyup', function (e) {
// enter or space
// Avoid selecting/deselecting if no choices made
if (that.options.filterAcceptOnEnter && (e.which === 13 || e.which == 32) && that.$searchInput.val()) {
that.$selectAll.click();
that.close();
that.focus();
return;
}
that.filter();
});
this.$selectAll.off('click').on('click', function () {
var checked = $(this).prop('checked'),
$items = that.$selectItems.filter(':visible');
if ($items.length === that.$selectItems.length) {
that[checked ? 'checkAll' : 'uncheckAll']();
} else { // when the filter option is true
that.$selectGroups.prop('checked', checked);
$items.prop('checked', checked);
that.options[checked ? 'onCheckAll' : 'onUncheckAll']();
that.update();
}
});
this.$selectGroups.off('click').on('click', function () {
var group = $(this).parent().attr('data-group'),
$items = that.$selectItems.filter(':visible'),
$children = $items.filter(sprintf('[data-group="%s"]', group)),
checked = $children.length !== $children.filter(':checked').length;
$children.prop('checked', checked);
that.updateSelectAll();
that.update();
that.options.onOptgroupClick({
label: $(this).parent().text(),
checked: checked,
children: $children.get(),
instance: that
});
});
this.$selectItems.off('click').on('click', function () {
that.updateSelectAll();
that.update();
that.updateOptGroupSelect();
that.options.onClick({
label: $(this).parent().text(),
value: $(this).val(),
checked: $(this).prop('checked'),
instance: that
});
if (that.options.single && that.options.isOpen && !that.options.keepOpen) {
that.close();
}
if (that.options.single) {
var clickedVal = $(this).val();
that.$selectItems.filter(function() {
return $(this).val() !== clickedVal;
}).each(function() {
$(this).prop('checked', false);
});
that.update();
}
});
},
open: function () {
if (this.$choice.hasClass('disabled')) {
return;
}
this.options.isOpen = true;
this.$choice.find('>div').addClass('open');
this.$drop[this.animateMethod('show')]();
// fix filter bug: no results show
this.$selectAll.parent().show();
this.$noResults.hide();
// Fix #77: 'All selected' when no options
if (!this.$el.children().length) {
this.$selectAll.parent().hide();
this.$noResults.show();
}
if (this.options.container) {
var offset = this.$drop.offset();
this.$drop.appendTo($(this.options.container));
this.$drop.offset({
top: offset.top,
left: offset.left
});
}
if (this.options.filter) {
this.$searchInput.val('');
this.$searchInput.focus();
this.filter();
}
this.options.onOpen();
},
close: function () {
this.options.isOpen = false;
this.$choice.find('>div').removeClass('open');
this.$drop[this.animateMethod('hide')]();
if (this.options.container) {
this.$parent.append(this.$drop);
this.$drop.css({
'top': 'auto',
'left': 'auto'
});
}
this.options.onClose();
},
animateMethod: function (method) {
var methods = {
show: {
fade: 'fadeIn',
slide: 'slideDown'
},
hide: {
fade: 'fadeOut',
slide: 'slideUp'
}
};
return methods[method][this.options.animate] || method;
},
update: function (isInit) {
var selects = this.options.displayValues ? this.getSelects() : this.getSelects('text'),
$span = this.$choice.find('>span'),
sl = selects.length;
if (sl === 0) {
$span.addClass('placeholder').html(this.options.placeholder);
} else if (this.options.allSelected && sl === this.$selectItems.length + this.$disableItems.length) {
$span.removeClass('placeholder').html(this.options.allSelected);
} else if (this.options.ellipsis && sl > this.options.minimumCountSelected) {
$span.removeClass('placeholder').text(selects.slice(0, this.options.minimumCountSelected)
.join(this.options.delimiter) + '...');
} else if (this.options.countSelected && sl > this.options.minimumCountSelected) {
$span.removeClass('placeholder').html(this.options.countSelected
.replace('#', selects.length)
.replace('%', this.$selectItems.length + this.$disableItems.length));
} else {
$span.removeClass('placeholder').text(selects.join(this.options.delimiter));
}
if (this.options.addTitle) {
$span.prop('title', this.getSelects('text'));
}
// set selects to select
this.$el.val(this.getSelects()).trigger('change');
// add selected class to selected li
this.$drop.find('li').removeClass('selected');
this.$drop.find(sprintf('input[%s]:checked', this.selectItemName)).each(function () {
$(this).parents('li').first().addClass('selected');
});
// trigger <select> change event
if (!isInit) {
this.$el.trigger('change');
}
},
updateSelectAll: function (isInit) {
var $items = this.$selectItems;
if (!isInit) {
$items = $items.filter(':visible');
}
this.$selectAll.prop('checked', $items.length &&
$items.length === $items.filter(':checked').length);
if (!isInit && this.$selectAll.prop('checked')) {
this.options.onCheckAll();
}
},
updateOptGroupSelect: function () {
var $items = this.$selectItems.filter(':visible');
$.each(this.$selectGroups, function (i, val) {
var group = $(val).parent().attr('data-group'),
$children = $items.filter(sprintf('[data-group="%s"]', group));
$(val).prop('checked', $children.length &&
$children.length === $children.filter(':checked').length);
});
},
//value or text, default: 'value'
getSelects: function (type) {
var that = this,
texts = [],
values = [];
this.$drop.find(sprintf('input[%s]:checked', this.selectItemName)).each(function () {
texts.push($(this).parents('li').first().text());
values.push($(this).val());
});
if (type === 'text' && this.$selectGroups.length) {
texts = [];
this.$selectGroups.each(function () {
var html = [],
text = $.trim($(this).parent().text()),
group = $(this).parent().data('group'),
$children = that.$drop.find(sprintf('[%s][data-group="%s"]', that.selectItemName, group)),
$selected = $children.filter(':checked');
if (!$selected.length) {
return;
}
html.push('[');
html.push(text);
if ($children.length > $selected.length) {
var list = [];
$selected.each(function () {
list.push($(this).parent().text());
});
html.push(': ' + list.join(', '));
}
html.push(']');
texts.push(html.join(''));
});
}
return type === 'text' ? texts : values;
},
setSelects: function (values) {
var that = this;
this.$selectItems.prop('checked', false);
$.each(values, function (i, value) {
that.$selectItems.filter(sprintf('[value="%s"]', value)).prop('checked', true);
});
this.$selectAll.prop('checked', this.$selectItems.length ===
this.$selectItems.filter(':checked').length);
$.each(that.$selectGroups, function (i, val) {
var group = $(val).parent().attr('data-group'),
$children = that.$selectItems.filter('[data-group="' + group + '"]');
$(val).prop('checked', $children.length &&
$children.length === $children.filter(':checked').length);
});
this.update();
},
enable: function () {
this.$choice.removeClass('disabled');
},
disable: function () {
this.$choice.addClass('disabled');
},
checkAll: function () {
this.$selectItems.prop('checked', true);
this.$selectGroups.prop('checked', true);
this.$selectAll.prop('checked', true);
this.update();
this.options.onCheckAll();
},
uncheckAll: function () {
this.$selectItems.prop('checked', false);
this.$selectGroups.prop('checked', false);
this.$selectAll.prop('checked', false);
this.update();
this.options.onUncheckAll();
},
focus: function () {
this.$choice.focus();
this.options.onFocus();
},
blur: function () {
this.$choice.blur();
this.options.onBlur();
},
refresh: function () {
this.init();
},
filter: function () {
var that = this,
text = $.trim(this.$searchInput.val()).toLowerCase();
if (text.length === 0) {
this.$selectAll.parent().show();
this.$selectItems.parent().show();
this.$disableItems.parent().show();
this.$selectGroups.parent().show();
this.$noResults.hide();
} else {
this.$selectItems.each(function () {
var $parent = $(this).parent();
$parent[$parent.text().toLowerCase().indexOf(text) < 0 ? 'hide' : 'show']();
});
this.$disableItems.parent().hide();
this.$selectGroups.each(function () {
var $parent = $(this).parent();
var group = $parent.attr('data-group'),
$items = that.$selectItems.filter(':visible');
$parent[$items.filter(sprintf('[data-group="%s"]', group)).length ? 'show' : 'hide']();
});
//Check if no matches found
if (this.$selectItems.parent().filter(':visible').length) {
this.$selectAll.parent().show();
this.$noResults.hide();
} else {
this.$selectAll.parent().hide();
this.$noResults.show();
}
}
this.updateOptGroupSelect();
this.updateSelectAll();
this.options.onFilter(text);
}
};
$.fn.multipleSelect = function () {
var option = arguments[0],
args = arguments,
value,
allowedMethods = [
'getSelects', 'setSelects',
'enable', 'disable',
'open', 'close',
'checkAll', 'uncheckAll',
'focus', 'blur',
'refresh', 'close'
];
this.each(function () {
var $this = $(this),
data = $this.data('multipleSelect'),
options = $.extend({}, $.fn.multipleSelect.defaults,
$this.data(), typeof option === 'object' && option);
if (!data) {
data = new MultipleSelect($this, options);
$this.data('multipleSelect', data);
}
if (typeof option === 'string') {
if ($.inArray(option, allowedMethods) < 0) {
throw 'Unknown method: ' + option;
}
value = data[option](args[1]);
} else {
data.init();
if (args[1]) {
value = data[args[1]].apply(data, [].slice.call(args, 2));
}
}
});
return typeof value !== 'undefined' ? value : this;
};
$.fn.multipleSelect.defaults = {
name: 'emails[]',
isOpen: false,
placeholder: 'Select Email Address',
selectAll: true,
selectAllDelimiter: ['[', ']'],
minimumCountSelected: 4,
ellipsis: false,
multiple: false,
multipleWidth: 80,
single: false,
filter: true,
width: undefined,
dropWidth: undefined,
maxHeight: 400,
container: null,
position: 'bottom',
keepOpen: false,
animate: 'none', // 'none', 'fade', 'slide'
displayValues: false,
delimiter: ', ',
addTitle: false,
filterAcceptOnEnter: false,
hideOptgroupCheckboxes: false,
selectAllText: 'Select all',
allSelected: 'All selected',
countSelected: '# of % selected',
noMatchesFound: 'No matches found',
styler: function () {
return false;
},
textTemplate: function ($elm) {
return $elm.text();
},
labelTemplate: function ($elm) {
return $elm.attr('label');
},
onOpen: function () {
return false;
},
onClose: function () {
return false;
},
onCheckAll: function () {
return false;
},
onUncheckAll: function () {
return false;
},
onFocus: function () {
return false;
},
onBlur: function () {
return false;
},
onOptgroupClick: function () {
return false;
},
onClick: function () {
return false;
},
onFilter: function () {
return false;
}
};
})(jQuery);
Zerion Mini Shell 1.0