529 lines
19 KiB
JavaScript
529 lines
19 KiB
JavaScript
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/*
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* MultiSelect v0.9.12
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* Copyright (c) 2012 Louis Cuny
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*
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* This program is free software. It comes without any warranty, to
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* the extent permitted by applicable law. You can redistribute it
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* and/or modify it under the terms of the Do What The Fuck You Want
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* To Public License, Version 2, as published by Sam Hocevar. See
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* http://sam.zoy.org/wtfpl/COPYING for more details.
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*/
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!function ($) {
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"use strict";
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/* MULTISELECT CLASS DEFINITION
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* ====================== */
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var MultiSelect = function (element, options) {
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this.options = options;
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this.$element = $(element);
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this.$container = $('<div/>', { 'class': "ms-container" });
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this.$selectableContainer = $('<div/>', { 'class': 'ms-selectable' });
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this.$selectionContainer = $('<div/>', { 'class': 'ms-selection' });
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this.$selectableUl = $('<ul/>', { 'class': "ms-list", 'tabindex' : '-1' });
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this.$selectionUl = $('<ul/>', { 'class': "ms-list", 'tabindex' : '-1' });
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this.scrollTo = 0;
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this.elemsSelector = 'li:visible:not(.ms-optgroup-label,.ms-optgroup-container,.'+options.disabledClass+')';
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};
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MultiSelect.prototype = {
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constructor: MultiSelect,
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init: function(){
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var that = this,
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ms = this.$element;
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if (ms.next('.ms-container').length === 0){
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ms.css({ position: 'absolute', left: '-9999px' });
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ms.attr('id', ms.attr('id') ? ms.attr('id') : Math.ceil(Math.random()*1000)+'multiselect');
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this.$container.attr('id', 'ms-'+ms.attr('id'));
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this.$container.addClass(that.options.cssClass);
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ms.find('option').each(function(){
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that.generateLisFromOption(this);
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});
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this.$selectionUl.find('.ms-optgroup-label').hide();
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if (that.options.selectableHeader){
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that.$selectableContainer.append(that.options.selectableHeader);
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}
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that.$selectableContainer.append(that.$selectableUl);
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if (that.options.selectableFooter){
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that.$selectableContainer.append(that.options.selectableFooter);
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}
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if (that.options.selectionHeader){
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that.$selectionContainer.append(that.options.selectionHeader);
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}
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that.$selectionContainer.append(that.$selectionUl);
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if (that.options.selectionFooter){
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that.$selectionContainer.append(that.options.selectionFooter);
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}
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that.$container.append(that.$selectableContainer);
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that.$container.append(that.$selectionContainer);
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ms.after(that.$container);
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that.activeMouse(that.$selectableUl);
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that.activeKeyboard(that.$selectableUl);
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var action = that.options.dblClick ? 'dblclick' : 'click';
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that.$selectableUl.on(action, '.ms-elem-selectable', function(){
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that.select($(this).data('ms-value'));
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});
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that.$selectionUl.on(action, '.ms-elem-selection', function(){
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that.deselect($(this).data('ms-value'));
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});
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that.activeMouse(that.$selectionUl);
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that.activeKeyboard(that.$selectionUl);
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ms.on('focus', function(){
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that.$selectableUl.focus();
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})
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}
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var selectedValues = ms.find('option:selected').map(function(){ return $(this).val(); }).get();
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that.select(selectedValues, 'init');
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if (typeof that.options.afterInit === 'function') {
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that.options.afterInit.call(this, this.$container);
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}
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},
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'generateLisFromOption' : function(option, index, $container){
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var that = this,
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ms = that.$element,
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attributes = "",
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$option = $(option);
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for (var cpt = 0; cpt < option.attributes.length; cpt++){
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var attr = option.attributes[cpt];
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if(attr.name !== 'value' && attr.name !== 'disabled'){
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attributes += attr.name+'="'+attr.value+'" ';
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}
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}
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var selectableLi = $('<li '+attributes+'><span>'+that.escapeHTML($option.text())+'</span></li>'),
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selectedLi = selectableLi.clone(),
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value = $option.val(),
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elementId = that.sanitize(value);
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selectableLi
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.data('ms-value', value)
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.addClass('ms-elem-selectable')
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.attr('id', elementId+'-selectable');
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selectedLi
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.data('ms-value', value)
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.addClass('ms-elem-selection')
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.attr('id', elementId+'-selection')
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.hide();
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if ($option.prop('disabled') || ms.prop('disabled')){
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selectedLi.addClass(that.options.disabledClass);
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selectableLi.addClass(that.options.disabledClass);
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}
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var $optgroup = $option.parent('optgroup');
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if ($optgroup.length > 0){
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var optgroupLabel = $optgroup.attr('label'),
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optgroupId = that.sanitize(optgroupLabel),
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$selectableOptgroup = that.$selectableUl.find('#optgroup-selectable-'+optgroupId),
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$selectionOptgroup = that.$selectionUl.find('#optgroup-selection-'+optgroupId);
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if ($selectableOptgroup.length === 0){
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var optgroupContainerTpl = '<li class="ms-optgroup-container"></li>',
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optgroupTpl = '<ul class="ms-optgroup"><li class="ms-optgroup-label"><span>'+optgroupLabel+'</span></li></ul>';
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$selectableOptgroup = $(optgroupContainerTpl);
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$selectionOptgroup = $(optgroupContainerTpl);
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$selectableOptgroup.attr('id', 'optgroup-selectable-'+optgroupId);
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$selectionOptgroup.attr('id', 'optgroup-selection-'+optgroupId);
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$selectableOptgroup.append($(optgroupTpl));
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$selectionOptgroup.append($(optgroupTpl));
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if (that.options.selectableOptgroup){
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$selectableOptgroup.find('.ms-optgroup-label').on('click', function(){
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var values = $optgroup.children(':not(:selected, :disabled)').map(function(){ return $(this).val() }).get();
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that.select(values);
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});
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$selectionOptgroup.find('.ms-optgroup-label').on('click', function(){
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var values = $optgroup.children(':selected:not(:disabled)').map(function(){ return $(this).val() }).get();
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that.deselect(values);
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});
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}
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that.$selectableUl.append($selectableOptgroup);
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that.$selectionUl.append($selectionOptgroup);
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}
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index = index == undefined ? $selectableOptgroup.find('ul').children().length : index + 1;
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selectableLi.insertAt(index, $selectableOptgroup.children());
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selectedLi.insertAt(index, $selectionOptgroup.children());
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} else {
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index = index == undefined ? that.$selectableUl.children().length : index;
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selectableLi.insertAt(index, that.$selectableUl);
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selectedLi.insertAt(index, that.$selectionUl);
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}
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},
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'addOption' : function(options){
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var that = this;
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if (options.value) options = [options];
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$.each(options, function(index, option){
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if (option.value && that.$element.find("option[value='"+option.value+"']").length === 0){
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var $option = $('<option value="'+option.value+'">'+option.text+'</option>'),
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index = parseInt((typeof option.index === 'undefined' ? that.$element.children().length : option.index)),
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$container = option.nested == undefined ? that.$element : $("optgroup[label='"+option.nested+"']")
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$option.insertAt(index, $container);
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that.generateLisFromOption($option.get(0), index, option.nested);
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}
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})
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},
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'escapeHTML' : function(text){
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return $("<div>").text(text).html();
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},
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'activeKeyboard' : function($list){
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var that = this;
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$list.on('focus', function(){
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$(this).addClass('ms-focus');
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})
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.on('blur', function(){
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$(this).removeClass('ms-focus');
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})
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.on('keydown', function(e){
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switch (e.which) {
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case 40:
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case 38:
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e.preventDefault();
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e.stopPropagation();
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that.moveHighlight($(this), (e.which === 38) ? -1 : 1);
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return;
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case 37:
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case 39:
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e.preventDefault();
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e.stopPropagation();
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that.switchList($list);
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return;
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case 9:
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if(that.$element.is('[tabindex]')){
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e.preventDefault();
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var tabindex = parseInt(that.$element.attr('tabindex'), 10);
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tabindex = (e.shiftKey) ? tabindex-1 : tabindex+1;
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$('[tabindex="'+(tabindex)+'"]').focus();
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return;
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}else{
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if(e.shiftKey){
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that.$element.trigger('focus');
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}
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}
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}
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if($.inArray(e.which, that.options.keySelect) > -1){
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e.preventDefault();
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e.stopPropagation();
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that.selectHighlighted($list);
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return;
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}
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});
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},
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'moveHighlight': function($list, direction){
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var $elems = $list.find(this.elemsSelector),
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$currElem = $elems.filter('.ms-hover'),
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$nextElem = null,
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elemHeight = $elems.first().outerHeight(),
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containerHeight = $list.height(),
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containerSelector = '#'+this.$container.prop('id');
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$elems.removeClass('ms-hover');
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if (direction === 1){ // DOWN
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$nextElem = $currElem.nextAll(this.elemsSelector).first();
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if ($nextElem.length === 0){
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var $optgroupUl = $currElem.parent();
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if ($optgroupUl.hasClass('ms-optgroup')){
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var $optgroupLi = $optgroupUl.parent(),
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$nextOptgroupLi = $optgroupLi.next(':visible');
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if ($nextOptgroupLi.length > 0){
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$nextElem = $nextOptgroupLi.find(this.elemsSelector).first();
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} else {
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$nextElem = $elems.first();
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}
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} else {
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$nextElem = $elems.first();
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}
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}
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} else if (direction === -1){ // UP
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$nextElem = $currElem.prevAll(this.elemsSelector).first();
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if ($nextElem.length === 0){
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var $optgroupUl = $currElem.parent();
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if ($optgroupUl.hasClass('ms-optgroup')){
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var $optgroupLi = $optgroupUl.parent(),
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$prevOptgroupLi = $optgroupLi.prev(':visible');
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if ($prevOptgroupLi.length > 0){
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$nextElem = $prevOptgroupLi.find(this.elemsSelector).last();
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} else {
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$nextElem = $elems.last();
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}
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} else {
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$nextElem = $elems.last();
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}
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}
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}
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if ($nextElem.length > 0){
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$nextElem.addClass('ms-hover');
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var scrollTo = $list.scrollTop() + $nextElem.position().top -
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containerHeight / 2 + elemHeight / 2;
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$list.scrollTop(scrollTo);
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}
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},
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'selectHighlighted' : function($list){
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var $elems = $list.find(this.elemsSelector),
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$highlightedElem = $elems.filter('.ms-hover').first();
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if ($highlightedElem.length > 0){
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if ($list.parent().hasClass('ms-selectable')){
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this.select($highlightedElem.data('ms-value'));
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} else {
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this.deselect($highlightedElem.data('ms-value'));
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}
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$elems.removeClass('ms-hover');
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}
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},
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'switchList' : function($list){
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$list.blur();
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this.$container.find(this.elemsSelector).removeClass('ms-hover');
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if ($list.parent().hasClass('ms-selectable')){
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this.$selectionUl.focus();
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} else {
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this.$selectableUl.focus();
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}
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},
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'activeMouse' : function($list){
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var that = this;
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$('body').on('mouseenter', that.elemsSelector, function(){
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$(this).parents('.ms-container').find(that.elemsSelector).removeClass('ms-hover');
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$(this).addClass('ms-hover');
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});
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},
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'refresh' : function() {
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this.destroy();
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this.$element.multiSelect(this.options);
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},
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'destroy' : function(){
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$("#ms-"+this.$element.attr("id")).remove();
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this.$element.css('position', '').css('left', '')
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this.$element.removeData('multiselect');
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},
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'select' : function(value, method){
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if (typeof value === 'string'){ value = [value]; }
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var that = this,
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ms = this.$element,
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msIds = $.map(value, function(val){ return(that.sanitize(val)); }),
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selectables = this.$selectableUl.find('#' + msIds.join('-selectable, #')+'-selectable').filter(':not(.'+that.options.disabledClass+')'),
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selections = this.$selectionUl.find('#' + msIds.join('-selection, #') + '-selection').filter(':not(.'+that.options.disabledClass+')'),
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options = ms.find('option:not(:disabled)').filter(function(){ return($.inArray(this.value, value) > -1); });
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if (method === 'init'){
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selectables = this.$selectableUl.find('#' + msIds.join('-selectable, #')+'-selectable'),
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selections = this.$selectionUl.find('#' + msIds.join('-selection, #') + '-selection');
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}
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if (selectables.length > 0){
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selectables.addClass('ms-selected').hide();
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selections.addClass('ms-selected').show();
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options.prop('selected', true);
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that.$container.find(that.elemsSelector).removeClass('ms-hover');
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var selectableOptgroups = that.$selectableUl.children('.ms-optgroup-container');
|
||
|
|
if (selectableOptgroups.length > 0){
|
||
|
|
selectableOptgroups.each(function(){
|
||
|
|
var selectablesLi = $(this).find('.ms-elem-selectable');
|
||
|
|
if (selectablesLi.length === selectablesLi.filter('.ms-selected').length){
|
||
|
|
$(this).find('.ms-optgroup-label').hide();
|
||
|
|
}
|
||
|
|
});
|
||
|
|
|
||
|
|
var selectionOptgroups = that.$selectionUl.children('.ms-optgroup-container');
|
||
|
|
selectionOptgroups.each(function(){
|
||
|
|
var selectionsLi = $(this).find('.ms-elem-selection');
|
||
|
|
if (selectionsLi.filter('.ms-selected').length > 0){
|
||
|
|
$(this).find('.ms-optgroup-label').show();
|
||
|
|
}
|
||
|
|
});
|
||
|
|
} else {
|
||
|
|
if (that.options.keepOrder && method !== 'init'){
|
||
|
|
var selectionLiLast = that.$selectionUl.find('.ms-selected');
|
||
|
|
if((selectionLiLast.length > 1) && (selectionLiLast.last().get(0) != selections.get(0))) {
|
||
|
|
selections.insertAfter(selectionLiLast.last());
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if (method !== 'init'){
|
||
|
|
ms.trigger('change');
|
||
|
|
if (typeof that.options.afterSelect === 'function') {
|
||
|
|
that.options.afterSelect.call(this, value);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
},
|
||
|
|
|
||
|
|
'deselect' : function(value){
|
||
|
|
if (typeof value === 'string'){ value = [value]; }
|
||
|
|
|
||
|
|
var that = this,
|
||
|
|
ms = this.$element,
|
||
|
|
msIds = $.map(value, function(val){ return(that.sanitize(val)); }),
|
||
|
|
selectables = this.$selectableUl.find('#' + msIds.join('-selectable, #')+'-selectable'),
|
||
|
|
selections = this.$selectionUl.find('#' + msIds.join('-selection, #')+'-selection').filter('.ms-selected').filter(':not(.'+that.options.disabledClass+')'),
|
||
|
|
options = ms.find('option').filter(function(){ return($.inArray(this.value, value) > -1); });
|
||
|
|
|
||
|
|
if (selections.length > 0){
|
||
|
|
selectables.removeClass('ms-selected').show();
|
||
|
|
selections.removeClass('ms-selected').hide();
|
||
|
|
options.prop('selected', false);
|
||
|
|
|
||
|
|
that.$container.find(that.elemsSelector).removeClass('ms-hover');
|
||
|
|
|
||
|
|
var selectableOptgroups = that.$selectableUl.children('.ms-optgroup-container');
|
||
|
|
if (selectableOptgroups.length > 0){
|
||
|
|
selectableOptgroups.each(function(){
|
||
|
|
var selectablesLi = $(this).find('.ms-elem-selectable');
|
||
|
|
if (selectablesLi.filter(':not(.ms-selected)').length > 0){
|
||
|
|
$(this).find('.ms-optgroup-label').show();
|
||
|
|
}
|
||
|
|
});
|
||
|
|
|
||
|
|
var selectionOptgroups = that.$selectionUl.children('.ms-optgroup-container');
|
||
|
|
selectionOptgroups.each(function(){
|
||
|
|
var selectionsLi = $(this).find('.ms-elem-selection');
|
||
|
|
if (selectionsLi.filter('.ms-selected').length === 0){
|
||
|
|
$(this).find('.ms-optgroup-label').hide();
|
||
|
|
}
|
||
|
|
});
|
||
|
|
}
|
||
|
|
ms.trigger('change');
|
||
|
|
if (typeof that.options.afterDeselect === 'function') {
|
||
|
|
that.options.afterDeselect.call(this, value);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
},
|
||
|
|
|
||
|
|
'select_all' : function(){
|
||
|
|
var ms = this.$element,
|
||
|
|
values = ms.val();
|
||
|
|
|
||
|
|
ms.find('option:not(":disabled")').prop('selected', true);
|
||
|
|
this.$selectableUl.find('.ms-elem-selectable').filter(':not(.'+this.options.disabledClass+')').addClass('ms-selected').hide();
|
||
|
|
this.$selectionUl.find('.ms-optgroup-label').show();
|
||
|
|
this.$selectableUl.find('.ms-optgroup-label').hide();
|
||
|
|
this.$selectionUl.find('.ms-elem-selection').filter(':not(.'+this.options.disabledClass+')').addClass('ms-selected').show();
|
||
|
|
this.$selectionUl.focus();
|
||
|
|
ms.trigger('change');
|
||
|
|
if (typeof this.options.afterSelect === 'function') {
|
||
|
|
var selectedValues = $.grep(ms.val(), function(item){
|
||
|
|
return $.inArray(item, values) < 0;
|
||
|
|
});
|
||
|
|
this.options.afterSelect.call(this, selectedValues);
|
||
|
|
}
|
||
|
|
},
|
||
|
|
|
||
|
|
'deselect_all' : function(){
|
||
|
|
var ms = this.$element,
|
||
|
|
values = ms.val();
|
||
|
|
|
||
|
|
ms.find('option').prop('selected', false);
|
||
|
|
this.$selectableUl.find('.ms-elem-selectable').removeClass('ms-selected').show();
|
||
|
|
this.$selectionUl.find('.ms-optgroup-label').hide();
|
||
|
|
this.$selectableUl.find('.ms-optgroup-label').show();
|
||
|
|
this.$selectionUl.find('.ms-elem-selection').removeClass('ms-selected').hide();
|
||
|
|
this.$selectableUl.focus();
|
||
|
|
ms.trigger('change');
|
||
|
|
if (typeof this.options.afterDeselect === 'function') {
|
||
|
|
this.options.afterDeselect.call(this, values);
|
||
|
|
}
|
||
|
|
},
|
||
|
|
|
||
|
|
sanitize: function(value){
|
||
|
|
var hash = 0, i, character;
|
||
|
|
if (value.length == 0) return hash;
|
||
|
|
var ls = 0;
|
||
|
|
for (i = 0, ls = value.length; i < ls; i++) {
|
||
|
|
character = value.charCodeAt(i);
|
||
|
|
hash = ((hash<<5)-hash)+character;
|
||
|
|
hash |= 0; // Convert to 32bit integer
|
||
|
|
}
|
||
|
|
return hash;
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
/* MULTISELECT PLUGIN DEFINITION
|
||
|
|
* ======================= */
|
||
|
|
|
||
|
|
$.fn.multiSelect = function () {
|
||
|
|
var option = arguments[0],
|
||
|
|
args = arguments;
|
||
|
|
|
||
|
|
return this.each(function () {
|
||
|
|
var $this = $(this),
|
||
|
|
data = $this.data('multiselect'),
|
||
|
|
options = $.extend({}, $.fn.multiSelect.defaults, $this.data(), typeof option === 'object' && option);
|
||
|
|
|
||
|
|
if (!data){ $this.data('multiselect', (data = new MultiSelect(this, options))); }
|
||
|
|
|
||
|
|
if (typeof option === 'string'){
|
||
|
|
data[option](args[1]);
|
||
|
|
} else {
|
||
|
|
data.init();
|
||
|
|
}
|
||
|
|
});
|
||
|
|
};
|
||
|
|
|
||
|
|
$.fn.multiSelect.defaults = {
|
||
|
|
keySelect: [32],
|
||
|
|
selectableOptgroup: false,
|
||
|
|
disabledClass : 'disabled',
|
||
|
|
dblClick : false,
|
||
|
|
keepOrder: false,
|
||
|
|
cssClass: ''
|
||
|
|
};
|
||
|
|
|
||
|
|
$.fn.multiSelect.Constructor = MultiSelect;
|
||
|
|
|
||
|
|
$.fn.insertAt = function(index, $parent) {
|
||
|
|
return this.each(function() {
|
||
|
|
if (index === 0) {
|
||
|
|
$parent.prepend(this);
|
||
|
|
} else {
|
||
|
|
$parent.children().eq(index - 1).after(this);
|
||
|
|
}
|
||
|
|
});
|
||
|
|
}
|
||
|
|
|
||
|
|
}(window.jQuery);
|