"Multiselect with icons"
Bootstrap 3.0.0 Snippet by tapa8728

<link href="//netdna.bootstrapcdn.com/bootstrap/3.0.0/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css"> <script src="//netdna.bootstrapcdn.com/bootstrap/3.0.0/js/bootstrap.min.js"></script> <script src="//cdnjs.cloudflare.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script> <!------ Include the above in your HEAD tag ----------> <div class="container"> <h2>Multiselect with icons</h2> <div class="row"> <div class="col-md-12"> <select type="text" class="form-control multiselect multiselect-icon" multiple="multiple" role="multiselect"> <option value="0" data-icon="glyphicon-picture">Photos</option> <option value="1" data-icon="glyphicon-link">Link</option> <option value="2" data-icon="glyphicon-pencil">Edit</option> <option value="3" data-icon="glyphicon-shopping-cart">Cart</option> </select> </div> </div> </div>
.multiselect-container{position:absolute;list-style-type:none;margin:0;padding:0}.multiselect-container .input-group{margin:5px}.multiselect-container>li{padding:0}.multiselect-container>li>a.multiselect-all label{font-weight:bold}.multiselect-container>li>label.multiselect-group{margin:0;padding:3px 20px 3px 10px;height:100%;font-weight:bold;}.multiselect-container>li>a>label{margin:0;height:100%;cursor:pointer;font-weight:normal}.multiselect-container>li>a>label.radio,.multiselect-container>li>a>label.checkbox{margin:0}.multiselect-container>li>a>label>input[type="checkbox"]{margin-bottom:5px}.btn-group>.btn-group:nth-child(2)>.multiselect.btn{border-top-left-radius:4px;border-bottom-left-radius:4px} .row {margin-bottom: 20px;} .btn { padding: 10px 16px; font-size: 18px; line-height: 1.33; border-radius: 6px; }
/** * bootstrap-multiselect.js * https://github.com/davidstutz/bootstrap-multiselect * * Copyright 2012, 2013 David Stutz * * Dual licensed under the BSD-3-Clause and the Apache License, Version 2.0. */ !function($) { "use strict";// jshint ;_; if (typeof ko != 'undefined' && ko.bindingHandlers && !ko.bindingHandlers.multiselect) { ko.bindingHandlers.multiselect = { init : function(element, valueAccessor, allBindingsAccessor, viewModel, bindingContext) {}, update : function(element, valueAccessor, allBindingsAccessor, viewModel, bindingContext) { var ms = $(element).data('multiselect'); if (!ms) { $(element).multiselect(ko.utils.unwrapObservable(valueAccessor())); } else if (allBindingsAccessor().options && allBindingsAccessor().options().length !== ms.originalOptions.length) { ms.updateOriginalOptions(); $(element).multiselect('rebuild'); } } }; } function Multiselect(select, options) { this.options = this.mergeOptions(options); this.$select = $(select); // Initialization. // We have to clone to create a new reference. this.originalOptions = this.$select.clone()[0].options; this.query = ''; this.searchTimeout = null; this.options.multiple = this.$select.attr('multiple') == "multiple"; this.options.onChange = $.proxy(this.options.onChange, this); // Build select all if enabled. this.buildContainer(); this.buildButton(); this.buildSelectAll(); this.buildDropdown(); this.buildDropdownOptions(); this.buildFilter(); this.updateButtonText(); this.$select.hide().after(this.$container); }; Multiselect.prototype = { // Default options. defaults: { // Default text function will either print 'None selected' in case no // option is selected, or a list of the selected options up to a length of 3 selected options. // If more than 3 options are selected, the number of selected options is printed. buttonText: function(options, select) { if (options.length == 0) { return this.nonSelectedText + ' <b class="caret"></b>'; } else { if (options.length > 3) { return options.length + ' ' + this.nSelectedText + ' <b class="caret"></b>'; } else { var selected = ''; options.each(function() { var label = ($(this).attr('label') !== undefined) ? $(this).attr('label') : $(this).html(); //Hack by Victor Valencia R. if($(select).hasClass('multiselect-icon')){ var icon = $(this).data('icon'); label = '<span class="glyphicon ' + icon + '"></span> ' + label; } selected += label + ', '; }); return selected.substr(0, selected.length - 2) + ' <b class="caret"></b>'; } } }, // Like the buttonText option to update the title of the button. buttonTitle: function(options, select) { if (options.length == 0) { return this.nonSelectedText; } else { var selected = ''; options.each(function () { selected += $(this).text() + ', '; }); return selected.substr(0, selected.length - 2); } }, // Is triggered on change of the selected options. onChange : function(option, checked) { }, buttonClass: 'btn', dropRight: false, selectedClass: 'active', buttonWidth: 'auto', buttonContainer: '<div class="btn-group" />', // Maximum height of the dropdown menu. // If maximum height is exceeded a scrollbar will be displayed. maxHeight: false, includeSelectAllOption: false, selectAllText: ' Select all', selectAllValue: 'multiselect-all', enableFiltering: false, enableCaseInsensitiveFiltering: false, filterPlaceholder: 'Search', // possible options: 'text', 'value', 'both' filterBehavior: 'text', preventInputChangeEvent: false, nonSelectedText: 'Non selected', nSelectedText: 'selected' }, // Templates. templates: { button: '<button type="button" class="multiselect dropdown-toggle" data-toggle="dropdown"></button>', ul: '<ul class="multiselect-container dropdown-menu"></ul>', filter: '<div class="input-group"><span class="input-group-addon"><i class="glyphicon glyphicon-search"></i></span><input class="form-control multiselect-search" type="text"></div>', li: '<li><a href="javascript:void(0);"><label></label></a></li>', liGroup: '<li><label class="multiselect-group"></label></li>' }, constructor: Multiselect, buildContainer: function() { this.$container = $(this.options.buttonContainer); }, buildButton: function() { // Build button. this.$button = $(this.templates.button).addClass(this.options.buttonClass); // Adopt active state. if (this.$select.prop('disabled')) { this.disable(); } else { this.enable(); } // Manually add button width if set. if (this.options.buttonWidth) { this.$button.css({ 'width' : this.options.buttonWidth }); } // Keep the tab index from the select. var tabindex = this.$select.attr('tabindex'); if (tabindex) { this.$button.attr('tabindex', tabindex); } this.$container.prepend(this.$button) }, // Build dropdown container ul. buildDropdown: function() { // Build ul. this.$ul = $(this.templates.ul); if (this.options.dropRight) { this.$ul.addClass('pull-right'); } // Set max height of dropdown menu to activate auto scrollbar. if (this.options.maxHeight) { // TODO: Add a class for this option to move the css declarations. this.$ul.css({ 'max-height': this.options.maxHeight + 'px', 'overflow-y': 'auto', 'overflow-x': 'hidden' }); } this.$container.append(this.$ul) }, // Build the dropdown and bind event handling. buildDropdownOptions: function() { this.$select.children().each($.proxy(function(index, element) { // Support optgroups and options without a group simultaneously. var tag = $(element).prop('tagName').toLowerCase(); if (tag == 'optgroup') { this.createOptgroup(element); } else if (tag == 'option') { this.createOptionValue(element); } // Other illegal tags will be ignored. }, this)); // Bind the change event on the dropdown elements. $('li input', this.$ul).on('change', $.proxy(function(event) { var checked = $(event.target).prop('checked') || false; var isSelectAllOption = $(event.target).val() == this.options.selectAllValue; // Apply or unapply the configured selected class. if (this.options.selectedClass) { if (checked) { $(event.target).parents('li').addClass(this.options.selectedClass); } else { $(event.target).parents('li').removeClass(this.options.selectedClass); } } // Get the corresponding option. var value = $(event.target).val(); var $option = this.getOptionByValue(value); var $optionsNotThis = $('option', this.$select).not($option); var $checkboxesNotThis = $('input', this.$container).not($(event.target)); // Toggle all options if the select all option was changed. if (isSelectAllOption) { $checkboxesNotThis.filter(function() { return $(this).is(':checked') != checked; }).trigger('click'); } if (checked) { $option.prop('selected', true); if (this.options.multiple) { // Simply select additional option. $option.prop('selected', true); } else { // Unselect all other options and corresponding checkboxes. if (this.options.selectedClass) { $($checkboxesNotThis).parents('li').removeClass(this.options.selectedClass); } $($checkboxesNotThis).prop('checked', false); $optionsNotThis.prop('selected', false); // It's a single selection, so close. this.$button.click(); } if (this.options.selectedClass == "active") { $optionsNotThis.parents("a").css("outline", ""); } } else { // Unselect option. $option.prop('selected', false); } this.updateButtonText(); this.$select.change(); this.options.onChange($option, checked); if(this.options.preventInputChangeEvent) { return false; } }, this)); $('li a', this.$ul).on('touchstart click', function(event) { event.stopPropagation(); $(event.target).blur(); }); // Keyboard support. this.$container.on('keydown', $.proxy(function(event) { if ($('input[type="text"]', this.$container).is(':focus')) { return; } if ((event.keyCode == 9 || event.keyCode == 27) && this.$container.hasClass('open')) { // Close on tab or escape. this.$button.click(); } else { var $items = $(this.$container).find("li:not(.divider):visible a"); if (!$items.length) { return; } var index = $items.index($items.filter(':focus')); // Navigation up. if (event.keyCode == 38 && index > 0) { index--; } // Navigate down. else if (event.keyCode == 40 && index < $items.length - 1) { index++; } else if (!~index) { index = 0; } var $current = $items.eq(index); $current.focus(); if (event.keyCode == 32 || event.keyCode == 13) { var $checkbox = $current.find('input'); $checkbox.prop("checked", !$checkbox.prop("checked")); $checkbox.change(); } event.stopPropagation(); event.preventDefault(); } }, this)); }, // Will build an dropdown element for the given option. createOptionValue: function(element) { if ($(element).is(':selected')) { $(element).prop('selected', true); } // Support the label attribute on options. var label = $(element).attr('label') || $(element).html(); var value = $(element).val(); //Hack by Victor Valencia R. if($(element).parent().hasClass('multiselect-icon') || $(element).parent().parent().hasClass('multiselect-icon')){ var icon = $(element).data('icon'); label = '<span class="glyphicon ' + icon + '"></span> ' + label; } var inputType = this.options.multiple ? "checkbox" : "radio"; var $li = $(this.templates.li); $('label', $li).addClass(inputType); $('label', $li).append('<input type="' + inputType + '" />'); //Hack by Victor Valencia R. if(($(element).parent().hasClass('multiselect-icon') || $(element).parent().parent().hasClass('multiselect-icon')) && inputType == 'radio'){ $('label', $li).css('padding-left', '0px'); $('label', $li).find('input').css('display', 'none'); } var selected = $(element).prop('selected') || false; var $checkbox = $('input', $li); $checkbox.val(value); if (value == this.options.selectAllValue) { $checkbox.parent().parent().addClass('multiselect-all'); } $('label', $li).append(" " + label); this.$ul.append($li); if ($(element).is(':disabled')) { $checkbox.attr('disabled', 'disabled').prop('disabled', true).parents('li').addClass('disabled'); } $checkbox.prop('checked', selected); if (selected && this.options.selectedClass) { $checkbox.parents('li').addClass(this.options.selectedClass); } }, // Create optgroup. createOptgroup: function(group) { var groupName = $(group).prop('label'); // Add a header for the group. var $li = $(this.templates.liGroup); $('label', $li).text(groupName); //Hack by Victor Valencia R. $li.addClass('text-primary'); this.$ul.append($li); // Add the options of the group. $('option', group).each($.proxy(function(index, element) { this.createOptionValue(element); }, this)); }, // Add the select all option to the select. buildSelectAll: function() { var alreadyHasSelectAll = this.$select[0][0] ? this.$select[0][0].value == this.options.selectAllValue : false; // If options.includeSelectAllOption === true, add the include all checkbox. if (this.options.includeSelectAllOption && this.options.multiple && !alreadyHasSelectAll) { this.$select.prepend('<option value="' + this.options.selectAllValue + '">' + this.options.selectAllText + '</option>'); } }, // Build and bind filter. buildFilter: function() { // Build filter if filtering OR case insensitive filtering is enabled and the number of options exceeds (or equals) enableFilterLength. if (this.options.enableFiltering || this.options.enableCaseInsensitiveFiltering) { var enableFilterLength = Math.max(this.options.enableFiltering, this.options.enableCaseInsensitiveFiltering); if (this.$select.find('option').length >= enableFilterLength) { this.$filter = $(this.templates.filter); $('input', this.$filter).attr('placeholder', this.options.filterPlaceholder); this.$ul.prepend(this.$filter); this.$filter.val(this.query).on('click', function(event) { event.stopPropagation(); }).on('keydown', $.proxy(function(event) { // This is useful to catch "keydown" events after the browser has updated the control. clearTimeout(this.searchTimeout); this.searchTimeout = this.asyncFunction($.proxy(function() { if (this.query != event.target.value) { this.query = event.target.value; $.each($('li', this.$ul), $.proxy(function(index, element) { var value = $('input', element).val(); if (value != this.options.selectAllValue) { var text = $('label', element).text(); var value = $('input', element).val(); if (value && text && value != this.options.selectAllValue) { // by default lets assume that element is not // interesting for this search var showElement = false; var filterCandidate = ''; if ((this.options.filterBehavior == 'text' || this.options.filterBehavior == 'both')) { filterCandidate = text; } if ((this.options.filterBehavior == 'value' || this.options.filterBehavior == 'both')) { filterCandidate = value; } if (this.options.enableCaseInsensitiveFiltering && filterCandidate.toLowerCase().indexOf(this.query.toLowerCase()) > -1) { showElement = true; } else if (filterCandidate.indexOf(this.query) > -1) { showElement = true; } if (showElement) { $(element).show(); } else { $(element).hide(); } } } }, this)); } }, this), 300, this); }, this)); } } }, // Destroy - unbind - the plugin. destroy: function() { this.$container.remove(); this.$select.show(); }, // Refreshs the checked options based on the current state of the select. refresh: function() { $('option', this.$select).each($.proxy(function(index, element) { var $input = $('li input', this.$ul).filter(function() { return $(this).val() == $(element).val(); }); if ($(element).is(':selected')) { $input.prop('checked', true); if (this.options.selectedClass) { $input.parents('li').addClass(this.options.selectedClass); } } else { $input.prop('checked', false); if (this.options.selectedClass) { $input.parents('li').removeClass(this.options.selectedClass); } } if ($(element).is(":disabled")) { $input.attr('disabled', 'disabled').prop('disabled', true).parents('li').addClass('disabled'); } else { $input.prop('disabled', false).parents('li').removeClass('disabled'); } }, this)); this.updateButtonText(); }, // Select an option by its value or multiple options using an array of values. select: function(selectValues) { if(selectValues && !$.isArray(selectValues)) { selectValues = [selectValues]; } for (var i = 0; i < selectValues.length; i++) { var value = selectValues[i]; var $option = this.getOptionByValue(value); var $checkbox = this.getInputByValue(value); if (this.options.selectedClass) { $checkbox.parents('li').addClass(this.options.selectedClass); } $checkbox.prop('checked', true); $option.prop('selected', true); this.options.onChange($option, true); } this.updateButtonText(); }, // Deselect an option by its value or using an array of values. deselect: function(deselectValues) { if(deselectValues && !$.isArray(deselectValues)) { deselectValues = [deselectValues]; } for (var i = 0; i < deselectValues.length; i++) { var value = deselectValues[i]; var $option = this.getOptionByValue(value); var $checkbox = this.getInputByValue(value); if (this.options.selectedClass) { $checkbox.parents('li').removeClass(this.options.selectedClass); } $checkbox.prop('checked', false); $option.prop('selected', false); this.options.onChange($option, false); } this.updateButtonText(); }, // Rebuild the whole dropdown menu. rebuild: function() { this.$ul.html(''); // Remove select all option in select. $('option[value="' + this.options.selectAllValue + '"]', this.$select).remove(); // Important to distinguish between radios and checkboxes. this.options.multiple = this.$select.attr('multiple') == "multiple"; this.buildSelectAll(); this.buildDropdownOptions(); this.updateButtonText(); this.buildFilter(); }, // Build select using the given data as options. dataprovider: function(dataprovider) { var optionDOM = ""; dataprovider.forEach(function (option) { optionDOM += '<option value="' + option.value + '">' + option.label + '</option>'; }); this.$select.html(optionDOM); this.rebuild(); }, // Enable button. enable: function() { this.$select.prop('disabled', false); this.$button.prop('disabled', false) .removeClass('disabled'); }, // Disable button. disable: function() { this.$select.prop('disabled', true); this.$button.prop('disabled', true) .addClass('disabled'); }, // Set options. setOptions: function(options) { this.options = this.mergeOptions(options); }, // Get options by merging defaults and given options. mergeOptions: function(options) { return $.extend({}, this.defaults, options); }, // Update button text and button title. updateButtonText: function() { var options = this.getSelected(); // First update the displayed button text. $('button', this.$container).html(this.options.buttonText(options, this.$select)); // Now update the title attribute of the button. $('button', this.$container).attr('title', this.options.buttonTitle(options, this.$select)); }, // Get all selected options. getSelected: function() { return $('option[value!="' + this.options.selectAllValue + '"]:selected', this.$select).filter(function() { return $(this).prop('selected'); }); }, // Get the corresponding option by ts value. getOptionByValue: function(value) { return $('option', this.$select).filter(function() { return $(this).val() == value; }); }, // Get an input in the dropdown by its value. getInputByValue: function(value) { return $('li input', this.$ul).filter(function() { return $(this).val() == value; }); }, updateOriginalOptions: function() { this.originalOptions = this.$select.clone()[0].options; }, asyncFunction: function(callback, timeout, self) { var args = Array.prototype.slice.call(arguments, 3); return setTimeout(function() { callback.apply(self || window, args); }, timeout); } }; $.fn.multiselect = function(option, parameter) { return this.each(function() { var data = $(this).data('multiselect'), options = typeof option == 'object' && option; // Initialize the multiselect. if (!data) { $(this).data('multiselect', ( data = new Multiselect(this, options))); } // Call multiselect method. if ( typeof option == 'string') { data[option](parameter); } }); }; $.fn.multiselect.Constructor = Multiselect; // Automatically init selects by their data-role. $(function() { $("select[role='multiselect']").multiselect(); }); }(window.jQuery);

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