Non puoi selezionare più di 25 argomenti
Gli argomenti devono iniziare con una lettera o un numero, possono includere trattini ('-') e possono essere lunghi fino a 35 caratteri.
532 righe
19 KiB
532 righe
19 KiB
/* |
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* MultiSelect v0.9.11 |
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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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$('body').on('mouseleave', that.elemsSelector, function () { |
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$(this).parents('.ms-container').find(that.elemsSelector).removeClass('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'); |
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if (selectableOptgroups.length > 0){ |
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selectableOptgroups.each(function(){ |
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var selectablesLi = $(this).find('.ms-elem-selectable'); |
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if (selectablesLi.length === selectablesLi.filter('.ms-selected').length){ |
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$(this).find('.ms-optgroup-label').hide(); |
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} |
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}); |
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var selectionOptgroups = that.$selectionUl.children('.ms-optgroup-container'); |
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selectionOptgroups.each(function(){ |
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var selectionsLi = $(this).find('.ms-elem-selection'); |
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if (selectionsLi.filter('.ms-selected').length > 0){ |
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$(this).find('.ms-optgroup-label').show(); |
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} |
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}); |
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} else { |
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if (that.options.keepOrder && method !== 'init'){ |
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var selectionLiLast = that.$selectionUl.find('.ms-selected'); |
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if((selectionLiLast.length > 1) && (selectionLiLast.last().get(0) != selections.get(0))) { |
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selections.insertAfter(selectionLiLast.last()); |
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} |
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} |
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} |
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if (method !== 'init'){ |
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ms.trigger('change'); |
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if (typeof that.options.afterSelect === 'function') { |
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that.options.afterSelect.call(this, value); |
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} |
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} |
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} |
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}, |
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'deselect' : function(value){ |
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if (typeof value === 'string'){ value = [value]; } |
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var that = this, |
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ms = this.$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'), |
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selections = this.$selectionUl.find('#' + msIds.join('-selection, #')+'-selection').filter('.ms-selected').filter(':not(.'+that.options.disabledClass+')'), |
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options = ms.find('option').filter(function(){ return($.inArray(this.value, value) > -1); }); |
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if (selections.length > 0){ |
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selectables.removeClass('ms-selected').show(); |
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selections.removeClass('ms-selected').hide(); |
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options.prop('selected', false); |
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that.$container.find(that.elemsSelector).removeClass('ms-hover'); |
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var selectableOptgroups = that.$selectableUl.children('.ms-optgroup-container'); |
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if (selectableOptgroups.length > 0){ |
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selectableOptgroups.each(function(){ |
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var selectablesLi = $(this).find('.ms-elem-selectable'); |
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if (selectablesLi.filter(':not(.ms-selected)').length > 0){ |
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$(this).find('.ms-optgroup-label').show(); |
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} |
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}); |
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var selectionOptgroups = that.$selectionUl.children('.ms-optgroup-container'); |
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selectionOptgroups.each(function(){ |
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var selectionsLi = $(this).find('.ms-elem-selection'); |
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if (selectionsLi.filter('.ms-selected').length === 0){ |
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$(this).find('.ms-optgroup-label').hide(); |
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} |
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}); |
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} |
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ms.trigger('change'); |
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if (typeof that.options.afterDeselect === 'function') { |
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that.options.afterDeselect.call(this, value); |
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} |
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} |
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}, |
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'select_all' : function(){ |
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var ms = this.$element, |
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values = ms.val(); |
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ms.find('option:not(":disabled")').prop('selected', true); |
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this.$selectableUl.find('.ms-elem-selectable').filter(':not(.'+this.options.disabledClass+')').addClass('ms-selected').hide(); |
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this.$selectionUl.find('.ms-optgroup-label').show(); |
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this.$selectableUl.find('.ms-optgroup-label').hide(); |
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this.$selectionUl.find('.ms-elem-selection').filter(':not(.'+this.options.disabledClass+')').addClass('ms-selected').show(); |
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this.$selectionUl.focus(); |
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ms.trigger('change'); |
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if (typeof this.options.afterSelect === 'function') { |
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var selectedValues = $.grep(ms.val(), function(item){ |
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return $.inArray(item, values) < 0; |
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}); |
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this.options.afterSelect.call(this, selectedValues); |
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} |
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}, |
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'deselect_all' : function(){ |
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var ms = this.$element, |
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values = ms.val(); |
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ms.find('option').prop('selected', false); |
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this.$selectableUl.find('.ms-elem-selectable').removeClass('ms-selected').show(); |
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this.$selectionUl.find('.ms-optgroup-label').hide(); |
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this.$selectableUl.find('.ms-optgroup-label').show(); |
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this.$selectionUl.find('.ms-elem-selection').removeClass('ms-selected').hide(); |
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this.$selectableUl.focus(); |
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ms.trigger('change'); |
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if (typeof this.options.afterDeselect === 'function') { |
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this.options.afterDeselect.call(this, values); |
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} |
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}, |
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sanitize: function(value){ |
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var hash = 0, i, character; |
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if (value.length == 0) return hash; |
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var ls = 0; |
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for (i = 0, ls = value.length; i < ls; i++) { |
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character = value.charCodeAt(i); |
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hash = ((hash<<5)-hash)+character; |
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hash |= 0; // Convert to 32bit integer |
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} |
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return hash; |
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} |
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}; |
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/* MULTISELECT PLUGIN DEFINITION |
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* ======================= */ |
|
|
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$.fn.multiSelect = function () { |
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var option = arguments[0], |
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args = arguments; |
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|
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return this.each(function () { |
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var $this = $(this), |
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data = $this.data('multiselect'), |
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options = $.extend({}, $.fn.multiSelect.defaults, $this.data(), typeof option === 'object' && option); |
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if (!data){ $this.data('multiselect', (data = new MultiSelect(this, options))); } |
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if (typeof option === 'string'){ |
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data[option](args[1]); |
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} else { |
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data.init(); |
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} |
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}); |
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}; |
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|
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$.fn.multiSelect.defaults = { |
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keySelect: [32], |
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selectableOptgroup: false, |
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disabledClass : 'disabled', |
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dblClick : false, |
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keepOrder: false, |
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cssClass: '' |
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}; |
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$.fn.multiSelect.Constructor = MultiSelect; |
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|
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$.fn.insertAt = function(index, $parent) { |
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return this.each(function() { |
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if (index === 0) { |
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$parent.prepend(this); |
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} else { |
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$parent.children().eq(index - 1).after(this); |
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} |
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}); |
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} |
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|
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}(window.jQuery);
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