You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
1630 lines
63 KiB
1630 lines
63 KiB
/** |
|
* Bootstrap Multiselect (https://github.com/davidstutz/bootstrap-multiselect) |
|
* |
|
* Apache License, Version 2.0: |
|
* Copyright (c) 2012 - 2015 David Stutz |
|
* |
|
* Licensed under the Apache License, Version 2.0 (the "License"); you may not |
|
* use this file except in compliance with the License. You may obtain a |
|
* copy of the License at http://www.apache.org/licenses/LICENSE-2.0 |
|
* |
|
* Unless required by applicable law or agreed to in writing, software |
|
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
|
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
|
* License for the specific language governing permissions and limitations |
|
* under the License. |
|
* |
|
* BSD 3-Clause License: |
|
* Copyright (c) 2012 - 2015 David Stutz |
|
* All rights reserved. |
|
* |
|
* Redistribution and use in source and binary forms, with or without |
|
* modification, are permitted provided that the following conditions are met: |
|
* - Redistributions of source code must retain the above copyright notice, |
|
* this list of conditions and the following disclaimer. |
|
* - Redistributions in binary form must reproduce the above copyright notice, |
|
* this list of conditions and the following disclaimer in the documentation |
|
* and/or other materials provided with the distribution. |
|
* - Neither the name of David Stutz nor the names of its contributors may be |
|
* used to endorse or promote products derived from this software without |
|
* specific prior written permission. |
|
* |
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
|
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
|
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
|
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR |
|
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
|
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
|
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; |
|
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
|
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR |
|
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
|
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
|
*/ |
|
!function ($) { |
|
"use strict";// jshint ;_; |
|
|
|
if (typeof ko !== 'undefined' && ko.bindingHandlers && !ko.bindingHandlers.multiselect) { |
|
ko.bindingHandlers.multiselect = { |
|
after: ['options', 'value', 'selectedOptions', 'enable', 'disable'], |
|
|
|
init: function(element, valueAccessor, allBindings, viewModel, bindingContext) { |
|
var $element = $(element); |
|
var config = ko.toJS(valueAccessor()); |
|
|
|
$element.multiselect(config); |
|
|
|
if (allBindings.has('options')) { |
|
var options = allBindings.get('options'); |
|
if (ko.isObservable(options)) { |
|
ko.computed({ |
|
read: function() { |
|
options(); |
|
setTimeout(function() { |
|
var ms = $element.data('multiselect'); |
|
if (ms) |
|
ms.updateOriginalOptions();//Not sure how beneficial this is. |
|
$element.multiselect('rebuild'); |
|
}, 1); |
|
}, |
|
disposeWhenNodeIsRemoved: element |
|
}); |
|
} |
|
} |
|
|
|
//value and selectedOptions are two-way, so these will be triggered even by our own actions. |
|
//It needs some way to tell if they are triggered because of us or because of outside change. |
|
//It doesn't loop but it's a waste of processing. |
|
if (allBindings.has('value')) { |
|
var value = allBindings.get('value'); |
|
if (ko.isObservable(value)) { |
|
ko.computed({ |
|
read: function() { |
|
value(); |
|
setTimeout(function() { |
|
$element.multiselect('refresh'); |
|
}, 1); |
|
}, |
|
disposeWhenNodeIsRemoved: element |
|
}).extend({ rateLimit: 100, notifyWhenChangesStop: true }); |
|
} |
|
} |
|
|
|
//Switched from arrayChange subscription to general subscription using 'refresh'. |
|
//Not sure performance is any better using 'select' and 'deselect'. |
|
if (allBindings.has('selectedOptions')) { |
|
var selectedOptions = allBindings.get('selectedOptions'); |
|
if (ko.isObservable(selectedOptions)) { |
|
ko.computed({ |
|
read: function() { |
|
selectedOptions(); |
|
setTimeout(function() { |
|
$element.multiselect('refresh'); |
|
}, 1); |
|
}, |
|
disposeWhenNodeIsRemoved: element |
|
}).extend({ rateLimit: 100, notifyWhenChangesStop: true }); |
|
} |
|
} |
|
|
|
var setEnabled = function (enable) { |
|
setTimeout(function () { |
|
if (enable) |
|
$element.multiselect('enable'); |
|
else |
|
$element.multiselect('disable'); |
|
}); |
|
}; |
|
|
|
if (allBindings.has('enable')) { |
|
var enable = allBindings.get('enable'); |
|
if (ko.isObservable(enable)) { |
|
ko.computed({ |
|
read: function () { |
|
setEnabled(enable()); |
|
}, |
|
disposeWhenNodeIsRemoved: element |
|
}).extend({ rateLimit: 100, notifyWhenChangesStop: true }); |
|
} else { |
|
setEnabled(enable); |
|
} |
|
} |
|
|
|
if (allBindings.has('disable')) { |
|
var disable = allBindings.get('disable'); |
|
if (ko.isObservable(disable)) { |
|
ko.computed({ |
|
read: function () { |
|
setEnabled(!disable()); |
|
}, |
|
disposeWhenNodeIsRemoved: element |
|
}).extend({ rateLimit: 100, notifyWhenChangesStop: true }); |
|
} else { |
|
setEnabled(!disable); |
|
} |
|
} |
|
|
|
ko.utils.domNodeDisposal.addDisposeCallback(element, function() { |
|
$element.multiselect('destroy'); |
|
}); |
|
}, |
|
|
|
update: function(element, valueAccessor, allBindings, viewModel, bindingContext) { |
|
var $element = $(element); |
|
var config = ko.toJS(valueAccessor()); |
|
|
|
$element.multiselect('setOptions', config); |
|
$element.multiselect('rebuild'); |
|
} |
|
}; |
|
} |
|
|
|
function forEach(array, callback) { |
|
for (var index = 0; index < array.length; ++index) { |
|
callback(array[index], index); |
|
} |
|
} |
|
|
|
/** |
|
* Constructor to create a new multiselect using the given select. |
|
* |
|
* @param {jQuery} select |
|
* @param {Object} options |
|
* @returns {Multiselect} |
|
*/ |
|
function Multiselect(select, options) { |
|
|
|
this.$select = $(select); |
|
|
|
// Placeholder via data attributes |
|
if (this.$select.attr("data-placeholder")) { |
|
options.nonSelectedText = this.$select.data("placeholder"); |
|
} |
|
|
|
this.options = this.mergeOptions($.extend({}, options, this.$select.data())); |
|
|
|
// Initialization. |
|
// We have to clone to create a new reference. |
|
this.originalOptions = this.$select.clone()[0].options; |
|
this.query = ''; |
|
this.searchTimeout = null; |
|
this.lastToggledInput = null; |
|
|
|
this.options.multiple = this.$select.attr('multiple') === "multiple"; |
|
this.options.onChange = $.proxy(this.options.onChange, this); |
|
this.options.onDropdownShow = $.proxy(this.options.onDropdownShow, this); |
|
this.options.onDropdownHide = $.proxy(this.options.onDropdownHide, this); |
|
this.options.onDropdownShown = $.proxy(this.options.onDropdownShown, this); |
|
this.options.onDropdownHidden = $.proxy(this.options.onDropdownHidden, this); |
|
this.options.onInitialized = $.proxy(this.options.onInitialized, this); |
|
|
|
// Build select all if enabled. |
|
this.buildContainer(); |
|
this.buildButton(); |
|
this.buildDropdown(); |
|
this.buildSelectAll(); |
|
this.buildDropdownOptions(); |
|
this.buildFilter(); |
|
|
|
this.updateButtonText(); |
|
this.updateSelectAll(true); |
|
|
|
if (this.options.disableIfEmpty && $('option', this.$select).length <= 0) { |
|
this.disable(); |
|
} |
|
|
|
this.$select.hide().after(this.$container); |
|
this.options.onInitialized(this.$select, this.$container); |
|
} |
|
|
|
Multiselect.prototype = { |
|
|
|
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. |
|
* |
|
* @param {jQuery} options |
|
* @param {jQuery} select |
|
* @returns {String} |
|
*/ |
|
buttonText: function(options, select) { |
|
if (this.disabledText.length > 0 |
|
&& (this.disableIfEmpty || select.prop('disabled')) |
|
&& options.length == 0) { |
|
|
|
return this.disabledText; |
|
} |
|
else if (options.length === 0) { |
|
return this.nonSelectedText; |
|
} |
|
else if (this.allSelectedText |
|
&& options.length === $('option', $(select)).length |
|
&& $('option', $(select)).length !== 1 |
|
&& this.multiple) { |
|
|
|
if (this.selectAllNumber) { |
|
return this.allSelectedText + ' (' + options.length + ')'; |
|
} |
|
else { |
|
return this.allSelectedText; |
|
} |
|
} |
|
else if (options.length > this.numberDisplayed) { |
|
return options.length + ' ' + this.nSelectedText; |
|
} |
|
else { |
|
var selected = ''; |
|
var delimiter = this.delimiterText; |
|
|
|
options.each(function() { |
|
var label = ($(this).attr('label') !== undefined) ? $(this).attr('label') : $(this).text(); |
|
selected += label + delimiter; |
|
}); |
|
|
|
return selected.substr(0, selected.length - 2); |
|
} |
|
}, |
|
/** |
|
* Updates the title of the button similar to the buttonText function. |
|
* |
|
* @param {jQuery} options |
|
* @param {jQuery} select |
|
* @returns {@exp;selected@call;substr} |
|
*/ |
|
buttonTitle: function(options, select) { |
|
if (options.length === 0) { |
|
return this.nonSelectedText; |
|
} |
|
else { |
|
var selected = ''; |
|
var delimiter = this.delimiterText; |
|
|
|
options.each(function () { |
|
var label = ($(this).attr('label') !== undefined) ? $(this).attr('label') : $(this).text(); |
|
selected += label + delimiter; |
|
}); |
|
return selected.substr(0, selected.length - 2); |
|
} |
|
}, |
|
/** |
|
* Create a label. |
|
* |
|
* @param {jQuery} element |
|
* @returns {String} |
|
*/ |
|
optionLabel: function(element){ |
|
return $(element).attr('label') || $(element).text(); |
|
}, |
|
/** |
|
* Create a class. |
|
* |
|
* @param {jQuery} element |
|
* @returns {String} |
|
*/ |
|
optionClass: function(element) { |
|
return $(element).attr('class') || ''; |
|
}, |
|
/** |
|
* Triggered on change of the multiselect. |
|
* |
|
* Not triggered when selecting/deselecting options manually. |
|
* |
|
* @param {jQuery} option |
|
* @param {Boolean} checked |
|
*/ |
|
onChange : function(option, checked) { |
|
|
|
}, |
|
/** |
|
* Triggered when the dropdown is shown. |
|
* |
|
* @param {jQuery} event |
|
*/ |
|
onDropdownShow: function(event) { |
|
|
|
}, |
|
/** |
|
* Triggered when the dropdown is hidden. |
|
* |
|
* @param {jQuery} event |
|
*/ |
|
onDropdownHide: function(event) { |
|
|
|
}, |
|
/** |
|
* Triggered after the dropdown is shown. |
|
* |
|
* @param {jQuery} event |
|
*/ |
|
onDropdownShown: function(event) { |
|
|
|
}, |
|
/** |
|
* Triggered after the dropdown is hidden. |
|
* |
|
* @param {jQuery} event |
|
*/ |
|
onDropdownHidden: function(event) { |
|
|
|
}, |
|
/** |
|
* Triggered on select all. |
|
*/ |
|
onSelectAll: function(checked) { |
|
|
|
}, |
|
/** |
|
* Triggered after initializing. |
|
* |
|
* @param {jQuery} $select |
|
* @param {jQuery} $container |
|
*/ |
|
onInitialized: function($select, $container) { |
|
|
|
}, |
|
enableHTML: false, |
|
buttonClass: 'btn btn-default', |
|
inheritClass: false, |
|
buttonWidth: 'auto', |
|
buttonContainer: '<div class="btn-group" />', |
|
dropRight: false, |
|
dropUp: false, |
|
selectedClass: 'active', |
|
// Maximum height of the dropdown menu. |
|
// If maximum height is exceeded a scrollbar will be displayed. |
|
maxHeight: false, |
|
checkboxName: false, |
|
includeSelectAllOption: false, |
|
includeSelectAllIfMoreThan: 0, |
|
selectAllText: ' Select all', |
|
selectAllValue: 'multiselect-all', |
|
selectAllName: false, |
|
selectAllNumber: true, |
|
selectAllJustVisible: true, |
|
enableFiltering: false, |
|
enableCaseInsensitiveFiltering: false, |
|
enableFullValueFiltering: false, |
|
enableClickableOptGroups: false, |
|
enableCollapsibelOptGroups: false, |
|
filterPlaceholder: 'Search', |
|
// possible options: 'text', 'value', 'both' |
|
filterBehavior: 'text', |
|
includeFilterClearBtn: true, |
|
preventInputChangeEvent: false, |
|
nonSelectedText: 'None selected', |
|
nSelectedText: 'selected', |
|
allSelectedText: 'All selected', |
|
numberDisplayed: 3, |
|
disableIfEmpty: false, |
|
disabledText: '', |
|
delimiterText: ', ', |
|
templates: { |
|
button: '<button type="button" class="multiselect dropdown-toggle" data-toggle="dropdown"><span class="multiselect-selected-text"></span> <b class="caret"></b></button>', |
|
ul: '<ul class="multiselect-container dropdown-menu"></ul>', |
|
filter: '<li class="multiselect-item 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>', |
|
filterClearBtn: '<span class="input-group-btn"><button class="btn btn-default multiselect-clear-filter" type="button"><i class="glyphicon glyphicon-remove-circle"></i></button></span>', |
|
li: '<li><a tabindex="0"><label></label></a></li>', |
|
divider: '<li class="multiselect-item divider"></li>', |
|
liGroup: '<li class="multiselect-item multiselect-group"><label></label></li>' |
|
} |
|
}, |
|
|
|
constructor: Multiselect, |
|
|
|
/** |
|
* Builds the container of the multiselect. |
|
*/ |
|
buildContainer: function() { |
|
this.$container = $(this.options.buttonContainer); |
|
this.$container.on('show.bs.dropdown', this.options.onDropdownShow); |
|
this.$container.on('hide.bs.dropdown', this.options.onDropdownHide); |
|
this.$container.on('shown.bs.dropdown', this.options.onDropdownShown); |
|
this.$container.on('hidden.bs.dropdown', this.options.onDropdownHidden); |
|
}, |
|
|
|
/** |
|
* Builds the button of the multiselect. |
|
*/ |
|
buildButton: function() { |
|
this.$button = $(this.options.templates.button).addClass(this.options.buttonClass); |
|
if (this.$select.attr('class') && this.options.inheritClass) { |
|
this.$button.addClass(this.$select.attr('class')); |
|
} |
|
// Adopt active state. |
|
if (this.$select.prop('disabled')) { |
|
this.disable(); |
|
} |
|
else { |
|
this.enable(); |
|
} |
|
|
|
// Manually add button width if set. |
|
if (this.options.buttonWidth && this.options.buttonWidth !== 'auto') { |
|
this.$button.css({ |
|
'width' : this.options.buttonWidth, |
|
'overflow' : 'hidden', |
|
'text-overflow' : 'ellipsis' |
|
}); |
|
this.$container.css({ |
|
'width': this.options.buttonWidth |
|
}); |
|
} |
|
|
|
// Keep the tab index from the select. |
|
var tabindex = this.$select.attr('tabindex'); |
|
if (tabindex) { |
|
this.$button.attr('tabindex', tabindex); |
|
} |
|
|
|
this.$container.prepend(this.$button); |
|
}, |
|
|
|
/** |
|
* Builds the ul representing the dropdown menu. |
|
*/ |
|
buildDropdown: function() { |
|
|
|
// Build ul. |
|
this.$ul = $(this.options.templates.ul); |
|
|
|
if (this.options.dropRight) { |
|
this.$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' |
|
}); |
|
} |
|
|
|
if (this.options.dropUp) { |
|
|
|
var height = Math.min(this.options.maxHeight, $('option[data-role!="divider"]', this.$select).length*26 + $('option[data-role="divider"]', this.$select).length*19 + (this.options.includeSelectAllOption ? 26 : 0) + (this.options.enableFiltering || this.options.enableCaseInsensitiveFiltering ? 44 : 0)); |
|
var moveCalc = height + 34; |
|
|
|
this.$ul.css({ |
|
'max-height': height + 'px', |
|
'overflow-y': 'auto', |
|
'overflow-x': 'hidden', |
|
'margin-top': "-" + moveCalc + 'px' |
|
}); |
|
} |
|
|
|
this.$container.append(this.$ul); |
|
}, |
|
|
|
/** |
|
* Build the dropdown options and binds all nessecary events. |
|
* |
|
* Uses createDivider and createOptionValue to create the necessary options. |
|
*/ |
|
buildDropdownOptions: function() { |
|
|
|
this.$select.children().each($.proxy(function(index, element) { |
|
|
|
var $element = $(element); |
|
// Support optgroups and options without a group simultaneously. |
|
var tag = $element.prop('tagName') |
|
.toLowerCase(); |
|
|
|
if ($element.prop('value') === this.options.selectAllValue) { |
|
return; |
|
} |
|
|
|
if (tag === 'optgroup') { |
|
this.createOptgroup(element); |
|
} |
|
else if (tag === 'option') { |
|
|
|
if ($element.data('role') === 'divider') { |
|
this.createDivider(); |
|
} |
|
else { |
|
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 $target = $(event.target); |
|
|
|
var checked = $target.prop('checked') || false; |
|
var isSelectAllOption = $target.val() === this.options.selectAllValue; |
|
|
|
// Apply or unapply the configured selected class. |
|
if (this.options.selectedClass) { |
|
if (checked) { |
|
$target.closest('li') |
|
.addClass(this.options.selectedClass); |
|
} |
|
else { |
|
$target.closest('li') |
|
.removeClass(this.options.selectedClass); |
|
} |
|
} |
|
|
|
// Get the corresponding option. |
|
var value = $target.val(); |
|
var $option = this.getOptionByValue(value); |
|
|
|
var $optionsNotThis = $('option', this.$select).not($option); |
|
var $checkboxesNotThis = $('input', this.$container).not($target); |
|
|
|
if (isSelectAllOption) { |
|
if (checked) { |
|
this.selectAll(this.options.selectAllJustVisible); |
|
} |
|
else { |
|
this.deselectAll(this.options.selectAllJustVisible); |
|
} |
|
} |
|
else { |
|
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).closest('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.closest("a").css("outline", ""); |
|
} |
|
} |
|
else { |
|
// Unselect option. |
|
$option.prop('selected', false); |
|
} |
|
|
|
// To prevent select all from firing onChange: #575 |
|
this.options.onChange($option, checked); |
|
} |
|
|
|
this.$select.change(); |
|
|
|
this.updateButtonText(); |
|
this.updateSelectAll(); |
|
|
|
if(this.options.preventInputChangeEvent) { |
|
return false; |
|
} |
|
}, this)); |
|
|
|
$('li a', this.$ul).on('mousedown', function(e) { |
|
if (e.shiftKey) { |
|
// Prevent selecting text by Shift+click |
|
return false; |
|
} |
|
}); |
|
|
|
$('li a', this.$ul).on('touchstart click', $.proxy(function(event) { |
|
event.stopPropagation(); |
|
|
|
var $target = $(event.target); |
|
|
|
if (event.shiftKey && this.options.multiple) { |
|
if($target.is("label")){ // Handles checkbox selection manually (see https://github.com/davidstutz/bootstrap-multiselect/issues/431) |
|
event.preventDefault(); |
|
$target = $target.find("input"); |
|
$target.prop("checked", !$target.prop("checked")); |
|
} |
|
var checked = $target.prop('checked') || false; |
|
|
|
if (this.lastToggledInput !== null && this.lastToggledInput !== $target) { // Make sure we actually have a range |
|
var from = $target.closest("li").index(); |
|
var to = this.lastToggledInput.closest("li").index(); |
|
|
|
if (from > to) { // Swap the indices |
|
var tmp = to; |
|
to = from; |
|
from = tmp; |
|
} |
|
|
|
// Make sure we grab all elements since slice excludes the last index |
|
++to; |
|
|
|
// Change the checkboxes and underlying options |
|
var range = this.$ul.find("li").slice(from, to).find("input"); |
|
|
|
range.prop('checked', checked); |
|
|
|
if (this.options.selectedClass) { |
|
range.closest('li') |
|
.toggleClass(this.options.selectedClass, checked); |
|
} |
|
|
|
for (var i = 0, j = range.length; i < j; i++) { |
|
var $checkbox = $(range[i]); |
|
|
|
var $option = this.getOptionByValue($checkbox.val()); |
|
|
|
$option.prop('selected', checked); |
|
} |
|
} |
|
|
|
// Trigger the select "change" event |
|
$target.trigger("change"); |
|
} |
|
|
|
// Remembers last clicked option |
|
if($target.is("input") && !$target.closest("li").is(".multiselect-item")){ |
|
this.lastToggledInput = $target; |
|
} |
|
|
|
$target.blur(); |
|
}, this)); |
|
|
|
// Keyboard support. |
|
this.$container.off('keydown.multiselect').on('keydown.multiselect', $.proxy(function(event) { |
|
if ($('input[type="text"]', this.$container).is(':focus')) { |
|
return; |
|
} |
|
|
|
if (event.keyCode === 9 && this.$container.hasClass('open')) { |
|
this.$button.click(); |
|
} |
|
else { |
|
var $items = $(this.$container).find("li:not(.divider):not(.disabled) a").filter(":visible"); |
|
|
|
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)); |
|
|
|
if(this.options.enableClickableOptGroups && this.options.multiple) { |
|
$('li.multiselect-group', this.$ul).on('click', $.proxy(function(event) { |
|
event.stopPropagation(); |
|
console.log('test'); |
|
var group = $(event.target).parent(); |
|
|
|
// Search all option in optgroup |
|
var $options = group.nextUntil('li.multiselect-group'); |
|
var $visibleOptions = $options.filter(":visible:not(.disabled)"); |
|
|
|
// check or uncheck items |
|
var allChecked = true; |
|
var optionInputs = $visibleOptions.find('input'); |
|
var values = []; |
|
|
|
optionInputs.each(function() { |
|
allChecked = allChecked && $(this).prop('checked'); |
|
values.push($(this).val()); |
|
}); |
|
|
|
if (!allChecked) { |
|
this.select(values, false); |
|
} |
|
else { |
|
this.deselect(values, false); |
|
} |
|
|
|
this.options.onChange(optionInputs, !allChecked); |
|
}, this)); |
|
} |
|
|
|
if (this.options.enableCollapsibleOptGroups && this.options.multiple) { |
|
$("li.multiselect-group input", this.$ul).off(); |
|
$("li.multiselect-group", this.$ul).siblings().not("li.multiselect-group, li.multiselect-all", this.$ul).each( function () { |
|
$(this).toggleClass('hidden', true); |
|
}); |
|
|
|
$("li.multiselect-group", this.$ul).on("click", $.proxy(function(group) { |
|
group.stopPropagation(); |
|
}, this)); |
|
|
|
$("li.multiselect-group > a > b", this.$ul).on("click", $.proxy(function(t) { |
|
t.stopPropagation(); |
|
var n = $(t.target).closest('li'); |
|
var r = n.nextUntil("li.multiselect-group"); |
|
var i = true; |
|
|
|
r.each(function() { |
|
i = i && $(this).hasClass('hidden'); |
|
}); |
|
|
|
r.toggleClass('hidden', !i); |
|
}, this)); |
|
|
|
$("li.multiselect-group > a > input", this.$ul).on("change", $.proxy(function(t) { |
|
t.stopPropagation(); |
|
var n = $(t.target).closest('li'); |
|
var r = n.nextUntil("li.multiselect-group", ':not(.disabled)'); |
|
var s = r.find("input"); |
|
|
|
var i = true; |
|
s.each(function() { |
|
i = i && $(this).prop("checked"); |
|
}); |
|
|
|
s.prop("checked", !i).trigger("change"); |
|
}, this)); |
|
|
|
// Set the initial selection state of the groups. |
|
$('li.multiselect-group', this.$ul).each(function() { |
|
var r = $(this).nextUntil("li.multiselect-group", ':not(.disabled)'); |
|
var s = r.find("input"); |
|
|
|
var i = true; |
|
s.each(function() { |
|
i = i && $(this).prop("checked"); |
|
}); |
|
|
|
$(this).find('input').prop("checked", i); |
|
}); |
|
|
|
// Update the group checkbox based on new selections among the |
|
// corresponding children. |
|
$("li input", this.$ul).on("change", $.proxy(function(t) { |
|
t.stopPropagation(); |
|
var n = $(t.target).closest('li'); |
|
var r1 = n.prevUntil("li.multiselect-group", ':not(.disabled)'); |
|
var r2 = n.nextUntil("li.multiselect-group", ':not(.disabled)'); |
|
var s1 = r1.find("input"); |
|
var s2 = r2.find("input"); |
|
|
|
var i = $(t.target).prop('checked'); |
|
s1.each(function() { |
|
i = i && $(this).prop("checked"); |
|
}); |
|
|
|
s2.each(function() { |
|
i = i && $(this).prop("checked"); |
|
}); |
|
|
|
n.prevAll('.multiselect-group').find('input').prop('checked', i); |
|
}, this)); |
|
|
|
$("li.multiselect-all", this.$ul).css('background', '#f3f3f3').css('border-bottom', '1px solid #eaeaea'); |
|
$("li.multiselect-group > a, li.multiselect-all > a > label.checkbox", this.$ul).css('padding', '3px 20px 3px 35px'); |
|
$("li.multiselect-group > a > input", this.$ul).css('margin', '4px 0px 5px -20px'); |
|
} |
|
}, |
|
|
|
/** |
|
* Create an option using the given select option. |
|
* |
|
* @param {jQuery} element |
|
*/ |
|
createOptionValue: function(element) { |
|
var $element = $(element); |
|
if ($element.is(':selected')) { |
|
$element.prop('selected', true); |
|
} |
|
|
|
// Support the label attribute on options. |
|
var label = this.options.optionLabel(element); |
|
var classes = this.options.optionClass(element); |
|
var value = $element.val(); |
|
var inputType = this.options.multiple ? "checkbox" : "radio"; |
|
|
|
var $li = $(this.options.templates.li); |
|
var $label = $('label', $li); |
|
$label.addClass(inputType); |
|
$li.addClass(classes); |
|
|
|
if (this.options.enableHTML) { |
|
$label.html(" " + label); |
|
} |
|
else { |
|
$label.text(" " + label); |
|
} |
|
|
|
var $checkbox = $('<input/>').attr('type', inputType); |
|
|
|
if (this.options.checkboxName) { |
|
$checkbox.attr('name', this.options.checkboxName); |
|
} |
|
$label.prepend($checkbox); |
|
|
|
var selected = $element.prop('selected') || false; |
|
$checkbox.val(value); |
|
|
|
if (value === this.options.selectAllValue) { |
|
$li.addClass("multiselect-item multiselect-all"); |
|
$checkbox.parent().parent() |
|
.addClass('multiselect-all'); |
|
} |
|
|
|
$label.attr('title', $element.attr('title')); |
|
|
|
this.$ul.append($li); |
|
|
|
if ($element.is(':disabled')) { |
|
$checkbox.attr('disabled', 'disabled') |
|
.prop('disabled', true) |
|
.closest('a') |
|
.attr("tabindex", "-1") |
|
.closest('li') |
|
.addClass('disabled'); |
|
} |
|
|
|
$checkbox.prop('checked', selected); |
|
|
|
if (selected && this.options.selectedClass) { |
|
$checkbox.closest('li') |
|
.addClass(this.options.selectedClass); |
|
} |
|
}, |
|
|
|
/** |
|
* Creates a divider using the given select option. |
|
* |
|
* @param {jQuery} element |
|
*/ |
|
createDivider: function(element) { |
|
var $divider = $(this.options.templates.divider); |
|
this.$ul.append($divider); |
|
}, |
|
|
|
/** |
|
* Creates an optgroup. |
|
* |
|
* @param {jQuery} group |
|
*/ |
|
createOptgroup: function(group) { |
|
if (this.options.enableCollapsibleOptGroups && this.options.multiple) { |
|
var label = $(group).attr("label"); |
|
var value = $(group).attr("value"); |
|
var r = $('<li class="multiselect-item multiselect-group"><a href="javascript:void(0);"><input type="checkbox" value="' + value + '"/><b> ' + label + '<b class="caret"></b></b></a></li>'); |
|
|
|
if (this.options.enableClickableOptGroups) { |
|
r.addClass("multiselect-group-clickable") |
|
} |
|
this.$ul.append(r); |
|
if ($(group).is(":disabled")) { |
|
r.addClass("disabled") |
|
} |
|
$("option", group).each($.proxy(function($, group) { |
|
this.createOptionValue(group) |
|
}, this)) |
|
} |
|
else { |
|
var groupName = $(group).prop('label'); |
|
|
|
// Add a header for the group. |
|
var $li = $(this.options.templates.liGroup); |
|
|
|
if (this.options.enableHTML) { |
|
$('label', $li).html(groupName); |
|
} |
|
else { |
|
$('label', $li).text(groupName); |
|
} |
|
|
|
if (this.options.enableClickableOptGroups) { |
|
$li.addClass('multiselect-group-clickable'); |
|
} |
|
|
|
this.$ul.append($li); |
|
|
|
if ($(group).is(':disabled')) { |
|
$li.addClass('disabled'); |
|
} |
|
|
|
// Add the options of the group. |
|
$('option', group).each($.proxy(function(index, element) { |
|
this.createOptionValue(element); |
|
}, this)); |
|
} |
|
}, |
|
|
|
/** |
|
* Build the select all. |
|
* |
|
* Checks if a select all has already been created. |
|
*/ |
|
buildSelectAll: function() { |
|
if (typeof this.options.selectAllValue === 'number') { |
|
this.options.selectAllValue = this.options.selectAllValue.toString(); |
|
} |
|
|
|
var alreadyHasSelectAll = this.hasSelectAll(); |
|
|
|
if (!alreadyHasSelectAll && this.options.includeSelectAllOption && this.options.multiple |
|
&& $('option', this.$select).length > this.options.includeSelectAllIfMoreThan) { |
|
|
|
// Check whether to add a divider after the select all. |
|
if (this.options.includeSelectAllDivider) { |
|
this.$ul.prepend($(this.options.templates.divider)); |
|
} |
|
|
|
var $li = $(this.options.templates.li); |
|
$('label', $li).addClass("checkbox"); |
|
|
|
if (this.options.enableHTML) { |
|
$('label', $li).html(" " + this.options.selectAllText); |
|
} |
|
else { |
|
$('label', $li).text(" " + this.options.selectAllText); |
|
} |
|
|
|
if (this.options.selectAllName) { |
|
$('label', $li).prepend('<input type="checkbox" name="' + this.options.selectAllName + '" />'); |
|
} |
|
else { |
|
$('label', $li).prepend('<input type="checkbox" />'); |
|
} |
|
|
|
var $checkbox = $('input', $li); |
|
$checkbox.val(this.options.selectAllValue); |
|
|
|
$li.addClass("multiselect-item multiselect-all"); |
|
$checkbox.parent().parent() |
|
.addClass('multiselect-all'); |
|
|
|
this.$ul.prepend($li); |
|
|
|
$checkbox.prop('checked', false); |
|
} |
|
}, |
|
|
|
/** |
|
* Builds the filter. |
|
*/ |
|
buildFilter: function() { |
|
|
|
// Build filter if filtering OR case insensitive filtering is enabled and the number of options exceeds (or equals) enableFilterLength. |
|
if (this.options.enableFiltering || this.options.enableCaseInsensitiveFiltering) { |
|
var enableFilterLength = Math.max(this.options.enableFiltering, this.options.enableCaseInsensitiveFiltering); |
|
|
|
if (this.$select.find('option').length >= enableFilterLength) { |
|
|
|
this.$filter = $(this.options.templates.filter); |
|
$('input', this.$filter).attr('placeholder', this.options.filterPlaceholder); |
|
|
|
// Adds optional filter clear button |
|
if(this.options.includeFilterClearBtn){ |
|
var clearBtn = $(this.options.templates.filterClearBtn); |
|
clearBtn.on('click', $.proxy(function(event){ |
|
clearTimeout(this.searchTimeout); |
|
this.$filter.find('.multiselect-search').val(''); |
|
$('li', this.$ul).show().removeClass("filter-hidden"); |
|
this.updateSelectAll(); |
|
}, this)); |
|
this.$filter.find('.input-group').append(clearBtn); |
|
} |
|
|
|
this.$ul.prepend(this.$filter); |
|
|
|
this.$filter.val(this.query).on('click', function(event) { |
|
event.stopPropagation(); |
|
}).on('input keydown', $.proxy(function(event) { |
|
// Cancel enter key default behaviour |
|
if (event.which === 13) { |
|
event.preventDefault(); |
|
} |
|
|
|
// This is useful to catch "keydown" events after the browser has updated the control. |
|
clearTimeout(this.searchTimeout); |
|
|
|
this.searchTimeout = this.asyncFunction($.proxy(function() { |
|
|
|
if (this.query !== event.target.value) { |
|
this.query = event.target.value; |
|
|
|
var currentGroup, currentGroupVisible; |
|
$.each($('li', this.$ul), $.proxy(function(index, element) { |
|
var value = $('input', element).length > 0 ? $('input', element).val() : ""; |
|
var text = $('label', element).text(); |
|
|
|
var filterCandidate = ''; |
|
if ((this.options.filterBehavior === 'text')) { |
|
filterCandidate = text; |
|
} |
|
else if ((this.options.filterBehavior === 'value')) { |
|
filterCandidate = value; |
|
} |
|
else if (this.options.filterBehavior === 'both') { |
|
filterCandidate = text + '\n' + value; |
|
} |
|
|
|
if (value !== this.options.selectAllValue && text) { |
|
|
|
// By default lets assume that element is not |
|
// interesting for this search. |
|
var showElement = false; |
|
|
|
if (this.options.enableCaseInsensitiveFiltering) { |
|
filterCandidate = filterCandidate.toLowerCase(); |
|
this.query = this.query.toLowerCase(); |
|
} |
|
|
|
if (this.options.enableFullValueFiltering && this.options.filterBehavior !== 'both') { |
|
var valueToMatch = filterCandidate.trim().substring(0, this.query.length); |
|
if (this.query.indexOf(valueToMatch) > -1) { |
|
showElement = true; |
|
} |
|
} |
|
else if (filterCandidate.indexOf(this.query) > -1) { |
|
showElement = true; |
|
} |
|
|
|
// Toggle current element (group or group item) according to showElement boolean. |
|
$(element).toggle(showElement).toggleClass('filter-hidden', !showElement); |
|
|
|
// Differentiate groups and group items. |
|
if ($(element).hasClass('multiselect-group')) { |
|
// Remember group status. |
|
currentGroup = element; |
|
currentGroupVisible = showElement; |
|
} |
|
else { |
|
// Show group name when at least one of its items is visible. |
|
if (showElement) { |
|
$(currentGroup).show().removeClass('filter-hidden'); |
|
} |
|
|
|
// Show all group items when group name satisfies filter. |
|
if (!showElement && currentGroupVisible) { |
|
$(element).show().removeClass('filter-hidden'); |
|
} |
|
} |
|
} |
|
}, this)); |
|
} |
|
|
|
this.updateSelectAll(); |
|
}, this), 300, this); |
|
}, this)); |
|
} |
|
} |
|
}, |
|
|
|
/** |
|
* Unbinds the whole plugin. |
|
*/ |
|
destroy: function() { |
|
this.$container.remove(); |
|
this.$select.show(); |
|
this.$select.data('multiselect', null); |
|
}, |
|
|
|
/** |
|
* Refreshs the multiselect based on the selected options of the select. |
|
*/ |
|
refresh: function () { |
|
var inputs = $.map($('li input', this.$ul), $); |
|
|
|
$('option', this.$select).each($.proxy(function (index, element) { |
|
var $elem = $(element); |
|
var value = $elem.val(); |
|
var $input; |
|
for (var i = inputs.length; 0 < i--; /**/) { |
|
if (value !== ($input = inputs[i]).val()) |
|
continue; // wrong li |
|
|
|
if ($elem.is(':selected')) { |
|
$input.prop('checked', true); |
|
|
|
if (this.options.selectedClass) { |
|
$input.closest('li') |
|
.addClass(this.options.selectedClass); |
|
} |
|
} |
|
else { |
|
$input.prop('checked', false); |
|
|
|
if (this.options.selectedClass) { |
|
$input.closest('li') |
|
.removeClass(this.options.selectedClass); |
|
} |
|
} |
|
|
|
if ($elem.is(":disabled")) { |
|
$input.attr('disabled', 'disabled') |
|
.prop('disabled', true) |
|
.closest('li') |
|
.addClass('disabled'); |
|
} |
|
else { |
|
$input.prop('disabled', false) |
|
.closest('li') |
|
.removeClass('disabled'); |
|
} |
|
break; // assumes unique values |
|
} |
|
}, this)); |
|
|
|
this.updateButtonText(); |
|
this.updateSelectAll(); |
|
}, |
|
|
|
/** |
|
* Select all options of the given values. |
|
* |
|
* If triggerOnChange is set to true, the on change event is triggered if |
|
* and only if one value is passed. |
|
* |
|
* @param {Array} selectValues |
|
* @param {Boolean} triggerOnChange |
|
*/ |
|
select: function(selectValues, triggerOnChange) { |
|
if(!$.isArray(selectValues)) { |
|
selectValues = [selectValues]; |
|
} |
|
|
|
for (var i = 0; i < selectValues.length; i++) { |
|
var value = selectValues[i]; |
|
|
|
if (value === null || value === undefined) { |
|
continue; |
|
} |
|
|
|
var $option = this.getOptionByValue(value); |
|
var $checkbox = this.getInputByValue(value); |
|
|
|
if($option === undefined || $checkbox === undefined) { |
|
continue; |
|
} |
|
|
|
if (!this.options.multiple) { |
|
this.deselectAll(false); |
|
} |
|
|
|
if (this.options.selectedClass) { |
|
$checkbox.closest('li') |
|
.addClass(this.options.selectedClass); |
|
} |
|
|
|
$checkbox.prop('checked', true); |
|
$option.prop('selected', true); |
|
|
|
if (triggerOnChange) { |
|
this.options.onChange($option, true); |
|
} |
|
} |
|
|
|
this.updateButtonText(); |
|
this.updateSelectAll(); |
|
}, |
|
|
|
/** |
|
* Clears all selected items. |
|
*/ |
|
clearSelection: function () { |
|
this.deselectAll(false); |
|
this.updateButtonText(); |
|
this.updateSelectAll(); |
|
}, |
|
|
|
/** |
|
* Deselects all options of the given values. |
|
* |
|
* If triggerOnChange is set to true, the on change event is triggered, if |
|
* and only if one value is passed. |
|
* |
|
* @param {Array} deselectValues |
|
* @param {Boolean} triggerOnChange |
|
*/ |
|
deselect: function(deselectValues, triggerOnChange) { |
|
if(!$.isArray(deselectValues)) { |
|
deselectValues = [deselectValues]; |
|
} |
|
|
|
for (var i = 0; i < deselectValues.length; i++) { |
|
var value = deselectValues[i]; |
|
|
|
if (value === null || value === undefined) { |
|
continue; |
|
} |
|
|
|
var $option = this.getOptionByValue(value); |
|
var $checkbox = this.getInputByValue(value); |
|
|
|
if($option === undefined || $checkbox === undefined) { |
|
continue; |
|
} |
|
|
|
if (this.options.selectedClass) { |
|
$checkbox.closest('li') |
|
.removeClass(this.options.selectedClass); |
|
} |
|
|
|
$checkbox.prop('checked', false); |
|
$option.prop('selected', false); |
|
|
|
if (triggerOnChange) { |
|
this.options.onChange($option, false); |
|
} |
|
} |
|
|
|
this.updateButtonText(); |
|
this.updateSelectAll(); |
|
}, |
|
|
|
/** |
|
* Selects all enabled & visible options. |
|
* |
|
* If justVisible is true or not specified, only visible options are selected. |
|
* |
|
* @param {Boolean} justVisible |
|
* @param {Boolean} triggerOnSelectAll |
|
*/ |
|
selectAll: function (justVisible, triggerOnSelectAll) { |
|
justVisible = (this.options.enableCollapsibleOptGroups && this.options.multiple) ? false : justVisible; |
|
|
|
var justVisible = typeof justVisible === 'undefined' ? true : justVisible; |
|
var allCheckboxes = $("li input[type='checkbox']:enabled", this.$ul); |
|
var visibleCheckboxes = allCheckboxes.filter(":visible"); |
|
var allCheckboxesCount = allCheckboxes.length; |
|
var visibleCheckboxesCount = visibleCheckboxes.length; |
|
|
|
if(justVisible) { |
|
visibleCheckboxes.prop('checked', true); |
|
$("li:not(.divider):not(.disabled)", this.$ul).filter(":visible").addClass(this.options.selectedClass); |
|
} |
|
else { |
|
allCheckboxes.prop('checked', true); |
|
$("li:not(.divider):not(.disabled)", this.$ul).addClass(this.options.selectedClass); |
|
} |
|
|
|
if (allCheckboxesCount === visibleCheckboxesCount || justVisible === false) { |
|
$("option:not([data-role='divider']):enabled", this.$select).prop('selected', true); |
|
} |
|
else { |
|
var values = visibleCheckboxes.map(function() { |
|
return $(this).val(); |
|
}).get(); |
|
|
|
$("option:enabled", this.$select).filter(function(index) { |
|
return $.inArray($(this).val(), values) !== -1; |
|
}).prop('selected', true); |
|
} |
|
|
|
if (triggerOnSelectAll) { |
|
this.options.onSelectAll(); |
|
} |
|
}, |
|
|
|
/** |
|
* Deselects all options. |
|
* |
|
* If justVisible is true or not specified, only visible options are deselected. |
|
* |
|
* @param {Boolean} justVisible |
|
*/ |
|
deselectAll: function (justVisible) { |
|
justVisible = (this.options.enableCollapsibleOptGroups && this.options.multiple) ? false : justVisible; |
|
justVisible = typeof justVisible === 'undefined' ? true : justVisible; |
|
|
|
if(justVisible) { |
|
var visibleCheckboxes = $("li input[type='checkbox']:not(:disabled)", this.$ul).filter(":visible"); |
|
visibleCheckboxes.prop('checked', false); |
|
|
|
var values = visibleCheckboxes.map(function() { |
|
return $(this).val(); |
|
}).get(); |
|
|
|
$("option:enabled", this.$select).filter(function(index) { |
|
return $.inArray($(this).val(), values) !== -1; |
|
}).prop('selected', false); |
|
|
|
if (this.options.selectedClass) { |
|
$("li:not(.divider):not(.disabled)", this.$ul).filter(":visible").removeClass(this.options.selectedClass); |
|
} |
|
} |
|
else { |
|
$("li input[type='checkbox']:enabled", this.$ul).prop('checked', false); |
|
$("option:enabled", this.$select).prop('selected', false); |
|
|
|
if (this.options.selectedClass) { |
|
$("li:not(.divider):not(.disabled)", this.$ul).removeClass(this.options.selectedClass); |
|
} |
|
} |
|
}, |
|
|
|
/** |
|
* Rebuild the plugin. |
|
* |
|
* Rebuilds the dropdown, the filter and the select all option. |
|
*/ |
|
rebuild: function() { |
|
this.$ul.html(''); |
|
|
|
// Important to distinguish between radios and checkboxes. |
|
this.options.multiple = this.$select.attr('multiple') === "multiple"; |
|
|
|
this.buildSelectAll(); |
|
this.buildDropdownOptions(); |
|
this.buildFilter(); |
|
|
|
this.updateButtonText(); |
|
this.updateSelectAll(true); |
|
|
|
if (this.options.disableIfEmpty && $('option', this.$select).length <= 0) { |
|
this.disable(); |
|
} |
|
else { |
|
this.enable(); |
|
} |
|
|
|
if (this.options.dropRight) { |
|
this.$ul.addClass('pull-right'); |
|
} |
|
}, |
|
|
|
/** |
|
* The provided data will be used to build the dropdown. |
|
*/ |
|
dataprovider: function(dataprovider) { |
|
|
|
var groupCounter = 0; |
|
var $select = this.$select.empty(); |
|
|
|
$.each(dataprovider, function (index, option) { |
|
var $tag; |
|
|
|
if ($.isArray(option.children)) { // create optiongroup tag |
|
groupCounter++; |
|
|
|
$tag = $('<optgroup/>').attr({ |
|
label: option.label || 'Group ' + groupCounter, |
|
disabled: !!option.disabled |
|
}); |
|
|
|
forEach(option.children, function(subOption) { // add children option tags |
|
$tag.append($('<option/>').attr({ |
|
value: subOption.value, |
|
label: subOption.label || subOption.value, |
|
title: subOption.title, |
|
selected: !!subOption.selected, |
|
disabled: !!subOption.disabled |
|
})); |
|
}); |
|
} |
|
else { |
|
$tag = $('<option/>').attr({ |
|
value: option.value, |
|
label: option.label || option.value, |
|
title: option.title, |
|
class: option.class, |
|
selected: !!option.selected, |
|
disabled: !!option.disabled |
|
}); |
|
$tag.text(option.label || option.value); |
|
} |
|
|
|
$select.append($tag); |
|
}); |
|
|
|
this.rebuild(); |
|
}, |
|
|
|
/** |
|
* Enable the multiselect. |
|
*/ |
|
enable: function() { |
|
this.$select.prop('disabled', false); |
|
this.$button.prop('disabled', false) |
|
.removeClass('disabled'); |
|
}, |
|
|
|
/** |
|
* Disable the multiselect. |
|
*/ |
|
disable: function() { |
|
this.$select.prop('disabled', true); |
|
this.$button.prop('disabled', true) |
|
.addClass('disabled'); |
|
}, |
|
|
|
/** |
|
* Set the options. |
|
* |
|
* @param {Array} options |
|
*/ |
|
setOptions: function(options) { |
|
this.options = this.mergeOptions(options); |
|
}, |
|
|
|
/** |
|
* Merges the given options with the default options. |
|
* |
|
* @param {Array} options |
|
* @returns {Array} |
|
*/ |
|
mergeOptions: function(options) { |
|
return $.extend(true, {}, this.defaults, this.options, options); |
|
}, |
|
|
|
/** |
|
* Checks whether a select all checkbox is present. |
|
* |
|
* @returns {Boolean} |
|
*/ |
|
hasSelectAll: function() { |
|
return $('li.multiselect-all', this.$ul).length > 0; |
|
}, |
|
|
|
/** |
|
* Updates the select all checkbox based on the currently displayed and selected checkboxes. |
|
*/ |
|
updateSelectAll: function(notTriggerOnSelectAll) { |
|
if (this.hasSelectAll()) { |
|
var allBoxes = $("li:not(.multiselect-item):not(.filter-hidden) input:enabled", this.$ul); |
|
var allBoxesLength = allBoxes.length; |
|
var checkedBoxesLength = allBoxes.filter(":checked").length; |
|
var selectAllLi = $("li.multiselect-all", this.$ul); |
|
var selectAllInput = selectAllLi.find("input"); |
|
|
|
if (checkedBoxesLength > 0 && checkedBoxesLength === allBoxesLength) { |
|
selectAllInput.prop("checked", true); |
|
selectAllLi.addClass(this.options.selectedClass); |
|
this.options.onSelectAll(true); |
|
} |
|
else { |
|
selectAllInput.prop("checked", false); |
|
selectAllLi.removeClass(this.options.selectedClass); |
|
if (checkedBoxesLength === 0) { |
|
if (!notTriggerOnSelectAll) { |
|
this.options.onSelectAll(false); |
|
} |
|
} |
|
} |
|
} |
|
}, |
|
|
|
/** |
|
* Update the button text and its title based on the currently selected options. |
|
*/ |
|
updateButtonText: function() { |
|
var options = this.getSelected(); |
|
|
|
// First update the displayed button text. |
|
if (this.options.enableHTML) { |
|
$('.multiselect .multiselect-selected-text', this.$container).html(this.options.buttonText(options, this.$select)); |
|
} |
|
else { |
|
$('.multiselect .multiselect-selected-text', this.$container).text(this.options.buttonText(options, this.$select)); |
|
} |
|
|
|
// Now update the title attribute of the button. |
|
$('.multiselect', this.$container).attr('title', this.options.buttonTitle(options, this.$select)); |
|
}, |
|
|
|
/** |
|
* Get all selected options. |
|
* |
|
* @returns {jQUery} |
|
*/ |
|
getSelected: function() { |
|
return $('option', this.$select).filter(":selected"); |
|
}, |
|
|
|
/** |
|
* Gets a select option by its value. |
|
* |
|
* @param {String} value |
|
* @returns {jQuery} |
|
*/ |
|
getOptionByValue: function (value) { |
|
|
|
var options = $('option', this.$select); |
|
var valueToCompare = value.toString(); |
|
|
|
for (var i = 0; i < options.length; i = i + 1) { |
|
var option = options[i]; |
|
if (option.value === valueToCompare) { |
|
return $(option); |
|
} |
|
} |
|
}, |
|
|
|
/** |
|
* Get the input (radio/checkbox) by its value. |
|
* |
|
* @param {String} value |
|
* @returns {jQuery} |
|
*/ |
|
getInputByValue: function (value) { |
|
|
|
var checkboxes = $('li input', this.$ul); |
|
var valueToCompare = value.toString(); |
|
|
|
for (var i = 0; i < checkboxes.length; i = i + 1) { |
|
var checkbox = checkboxes[i]; |
|
if (checkbox.value === valueToCompare) { |
|
return $(checkbox); |
|
} |
|
} |
|
}, |
|
|
|
/** |
|
* Used for knockout integration. |
|
*/ |
|
updateOriginalOptions: function() { |
|
this.originalOptions = this.$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); |
|
}, |
|
|
|
setAllSelectedText: function(allSelectedText) { |
|
this.options.allSelectedText = allSelectedText; |
|
this.updateButtonText(); |
|
} |
|
}; |
|
|
|
$.fn.multiselect = function(option, parameter, extraOptions) { |
|
return this.each(function() { |
|
var data = $(this).data('multiselect'); |
|
var options = typeof option === 'object' && option; |
|
|
|
// Initialize the multiselect. |
|
if (!data) { |
|
data = new Multiselect(this, options); |
|
$(this).data('multiselect', data); |
|
} |
|
|
|
// Call multiselect method. |
|
if (typeof option === 'string') { |
|
data[option](parameter, extraOptions); |
|
|
|
if (option === 'destroy') { |
|
$(this).data('multiselect', false); |
|
} |
|
} |
|
}); |
|
}; |
|
|
|
$.fn.multiselect.Constructor = Multiselect; |
|
|
|
$(function() { |
|
$("select[data-role=multiselect]").multiselect(); |
|
}); |
|
|
|
}(window.jQuery);
|
|
|