mirror of
https://github.com/YunoHost-Apps/limesurvey_ynh.git
synced 2024-09-03 19:36:32 +02:00
741 lines
28 KiB
JavaScript
741 lines
28 KiB
JavaScript
|
/**
|
||
|
* bootstrap-multiselect.js
|
||
|
* https://github.com/davidstutz/bootstrap-multiselect
|
||
|
*
|
||
|
* Copyright 2012, 2013 David Stutz
|
||
|
*
|
||
|
* Dual licensed under the BSD-3-Clause and the Apache License, Version 2.0.
|
||
|
*/
|
||
|
!function($) {
|
||
|
|
||
|
"use strict";// jshint ;_;
|
||
|
|
||
|
if (typeof ko !== 'undefined' && ko.bindingHandlers && !ko.bindingHandlers.multiselect) {
|
||
|
ko.bindingHandlers.multiselect = {
|
||
|
init: function(element, valueAccessor, allBindingsAccessor, viewModel, bindingContext) {},
|
||
|
update: function(element, valueAccessor, allBindingsAccessor, viewModel, bindingContext) {
|
||
|
|
||
|
var config = ko.utils.unwrapObservable(valueAccessor());
|
||
|
var selectOptions = allBindingsAccessor().options;
|
||
|
var ms = $(element).data('multiselect');
|
||
|
|
||
|
if (!ms) {
|
||
|
$(element).multiselect(config);
|
||
|
}
|
||
|
else {
|
||
|
ms.updateOriginalOptions();
|
||
|
if (selectOptions && selectOptions().length !== ms.originalOptions.length) {
|
||
|
$(element).multiselect('rebuild');
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
};
|
||
|
}
|
||
|
|
||
|
function Multiselect(select, options) {
|
||
|
|
||
|
this.options = this.mergeOptions(options);
|
||
|
this.$select = $(select);
|
||
|
|
||
|
// Initialization.
|
||
|
// We have to clone to create a new reference.
|
||
|
this.originalOptions = this.$select.clone()[0].options;
|
||
|
this.query = '';
|
||
|
this.searchTimeout = null;
|
||
|
|
||
|
this.options.multiple = this.$select.attr('multiple') === "multiple";
|
||
|
this.options.onChange = $.proxy(this.options.onChange, this);
|
||
|
this.options.onDropdownShow = $.proxy(this.options.onDropdownShow, this);
|
||
|
this.options.onDropdownHide = $.proxy(this.options.onDropdownHide, this);
|
||
|
|
||
|
// Build select all if enabled.
|
||
|
this.buildContainer();
|
||
|
this.buildButton();
|
||
|
this.buildSelectAll();
|
||
|
this.buildDropdown();
|
||
|
this.buildDropdownOptions();
|
||
|
this.buildFilter();
|
||
|
this.updateButtonText();
|
||
|
|
||
|
this.$select.hide().after(this.$container);
|
||
|
};
|
||
|
|
||
|
Multiselect.prototype = {
|
||
|
|
||
|
// Default options.
|
||
|
defaults: {
|
||
|
// Default text function will either print 'None selected' in case no
|
||
|
// option is selected, or a list of the selected options up to a length of 3 selected options by default.
|
||
|
// If more than 3 options are selected, the number of selected options is printed.
|
||
|
buttonText: function(options, select) {
|
||
|
if (options.length === 0) {
|
||
|
return this.nonSelectedText + ' <b class="caret"></b>';
|
||
|
}
|
||
|
else {
|
||
|
if (options.length > this.numberDisplayed) {
|
||
|
return options.length + ' ' + this.nSelectedText + ' <b class="caret"></b>';
|
||
|
}
|
||
|
else {
|
||
|
var selected = '';
|
||
|
options.each(function() {
|
||
|
var label = ($(this).attr('label') !== undefined) ? $(this).attr('label') : $(this).html();
|
||
|
|
||
|
selected += label + ', ';
|
||
|
});
|
||
|
return selected.substr(0, selected.length - 2) + ' <b class="caret"></b>';
|
||
|
}
|
||
|
}
|
||
|
},
|
||
|
// Like the buttonText option to update the title of the button.
|
||
|
buttonTitle: function(options, select) {
|
||
|
if (options.length === 0) {
|
||
|
return this.nonSelectedText;
|
||
|
}
|
||
|
else {
|
||
|
var selected = '';
|
||
|
options.each(function () {
|
||
|
selected += $(this).text() + ', ';
|
||
|
});
|
||
|
return selected.substr(0, selected.length - 2);
|
||
|
}
|
||
|
},
|
||
|
// Create label
|
||
|
label: function( element ){
|
||
|
return $(element).attr('label') || $(element).html();
|
||
|
},
|
||
|
// Is triggered on change of the selected options.
|
||
|
onChange : function(option, checked) {
|
||
|
|
||
|
},
|
||
|
// Triggered immediately when dropdown shown
|
||
|
onDropdownShow: function(event) {
|
||
|
|
||
|
},
|
||
|
// Triggered immediately when dropdown hidden
|
||
|
onDropdownHide: function(event) {
|
||
|
|
||
|
},
|
||
|
buttonClass: 'btn btn-default',
|
||
|
dropRight: false,
|
||
|
selectedClass: 'active',
|
||
|
buttonWidth: 'auto',
|
||
|
buttonContainer: '<div class="btn-group" />',
|
||
|
// Maximum height of the dropdown menu.
|
||
|
// If maximum height is exceeded a scrollbar will be displayed.
|
||
|
maxHeight: false,
|
||
|
includeSelectAllOption: false,
|
||
|
selectAllText: ' Select all',
|
||
|
selectAllValue: 'multiselect-all',
|
||
|
enableFiltering: false,
|
||
|
enableCaseInsensitiveFiltering: false,
|
||
|
filterPlaceholder: 'Search',
|
||
|
// possible options: 'text', 'value', 'both'
|
||
|
filterBehavior: 'text',
|
||
|
preventInputChangeEvent: false,
|
||
|
nonSelectedText: 'None selected',
|
||
|
nSelectedText: 'selected',
|
||
|
numberDisplayed: 3
|
||
|
},
|
||
|
|
||
|
// Templates.
|
||
|
templates: {
|
||
|
button: '<button type="button" class="multiselect dropdown-toggle" data-toggle="dropdown"></button>',
|
||
|
ul: '<ul class="multiselect-container dropdown-menu"></ul>',
|
||
|
filter: '<div class="input-group"><span class="input-group-addon"><i class="glyphicon glyphicon-search"></i></span><input class="form-control multiselect-search" type="text"></div>',
|
||
|
li: '<li><a href="javascript:void(0);"><label></label></a></li>',
|
||
|
liGroup: '<li><label class="multiselect-group"></label></li>'
|
||
|
},
|
||
|
|
||
|
constructor: Multiselect,
|
||
|
|
||
|
buildContainer: function() {
|
||
|
this.$container = $(this.options.buttonContainer);
|
||
|
this.$container.on('show.bs.dropdown', this.options.onDropdownShow);
|
||
|
this.$container.on('hide.bs.dropdown', this.options.onDropdownHide);
|
||
|
},
|
||
|
|
||
|
buildButton: function() {
|
||
|
// Build button.
|
||
|
this.$button = $(this.templates.button).addClass(this.options.buttonClass);
|
||
|
|
||
|
// Adopt active state.
|
||
|
if (this.$select.prop('disabled')) {
|
||
|
this.disable();
|
||
|
}
|
||
|
else {
|
||
|
this.enable();
|
||
|
}
|
||
|
|
||
|
// Manually add button width if set.
|
||
|
if (this.options.buttonWidth) {
|
||
|
this.$button.css({
|
||
|
'width' : this.options.buttonWidth
|
||
|
});
|
||
|
}
|
||
|
|
||
|
// Keep the tab index from the select.
|
||
|
var tabindex = this.$select.attr('tabindex');
|
||
|
if (tabindex) {
|
||
|
this.$button.attr('tabindex', tabindex);
|
||
|
}
|
||
|
|
||
|
this.$container.prepend(this.$button);
|
||
|
},
|
||
|
|
||
|
// Build dropdown container ul.
|
||
|
buildDropdown: function() {
|
||
|
|
||
|
// Build ul.
|
||
|
this.$ul = $(this.templates.ul);
|
||
|
|
||
|
if (this.options.dropRight) {
|
||
|
this.$ul.addClass('pull-right');
|
||
|
}
|
||
|
|
||
|
// Set max height of dropdown menu to activate auto scrollbar.
|
||
|
if (this.options.maxHeight) {
|
||
|
// TODO: Add a class for this option to move the css declarations.
|
||
|
this.$ul.css({
|
||
|
'max-height': this.options.maxHeight + 'px',
|
||
|
'overflow-y': 'auto',
|
||
|
'overflow-x': 'hidden'
|
||
|
});
|
||
|
}
|
||
|
|
||
|
this.$container.append(this.$ul);
|
||
|
},
|
||
|
|
||
|
// Build the dropdown and bind event handling.
|
||
|
buildDropdownOptions: function() {
|
||
|
|
||
|
this.$select.children().each($.proxy(function(index, element) {
|
||
|
// Support optgroups and options without a group simultaneously.
|
||
|
var tag = $(element).prop('tagName')
|
||
|
.toLowerCase();
|
||
|
|
||
|
if (tag === 'optgroup') {
|
||
|
this.createOptgroup(element);
|
||
|
}
|
||
|
else if (tag === 'option') {
|
||
|
this.createOptionValue(element);
|
||
|
}
|
||
|
// Other illegal tags will be ignored.
|
||
|
}, this));
|
||
|
|
||
|
// Bind the change event on the dropdown elements.
|
||
|
$('li input', this.$ul).on('change', $.proxy(function(event) {
|
||
|
var checked = $(event.target).prop('checked') || false;
|
||
|
var isSelectAllOption = $(event.target).val() === this.options.selectAllValue;
|
||
|
|
||
|
// Apply or unapply the configured selected class.
|
||
|
if (this.options.selectedClass) {
|
||
|
if (checked) {
|
||
|
$(event.target).parents('li')
|
||
|
.addClass(this.options.selectedClass);
|
||
|
}
|
||
|
else {
|
||
|
$(event.target).parents('li')
|
||
|
.removeClass(this.options.selectedClass);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
// Get the corresponding option.
|
||
|
var value = $(event.target).val();
|
||
|
var $option = this.getOptionByValue(value);
|
||
|
|
||
|
var $optionsNotThis = $('option', this.$select).not($option);
|
||
|
var $checkboxesNotThis = $('input', this.$container).not($(event.target));
|
||
|
|
||
|
if (isSelectAllOption) {
|
||
|
if (this.$select[0][0].value === this.options.selectAllValue) {
|
||
|
var values = [];
|
||
|
var options = $('option[value!="' + this.options.selectAllValue + '"]', this.$select);
|
||
|
for (var i = 0; i < options.length; i++) {
|
||
|
// Additionally check whether the option is visible within the dropcown.
|
||
|
if (options[i].value !== this.options.selectAllValue && this.getInputByValue(options[i].value).is(':visible')) {
|
||
|
values.push(options[i].value);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
if (checked) {
|
||
|
this.select(values);
|
||
|
}
|
||
|
else {
|
||
|
this.deselect(values);
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
if (checked) {
|
||
|
$option.prop('selected', true);
|
||
|
|
||
|
if (this.options.multiple) {
|
||
|
// Simply select additional option.
|
||
|
$option.prop('selected', true);
|
||
|
}
|
||
|
else {
|
||
|
// Unselect all other options and corresponding checkboxes.
|
||
|
if (this.options.selectedClass) {
|
||
|
$($checkboxesNotThis).parents('li').removeClass(this.options.selectedClass);
|
||
|
}
|
||
|
|
||
|
$($checkboxesNotThis).prop('checked', false);
|
||
|
$optionsNotThis.prop('selected', false);
|
||
|
|
||
|
// It's a single selection, so close.
|
||
|
this.$button.click();
|
||
|
}
|
||
|
|
||
|
if (this.options.selectedClass === "active") {
|
||
|
$optionsNotThis.parents("a").css("outline", "");
|
||
|
}
|
||
|
}
|
||
|
else {
|
||
|
// Unselect option.
|
||
|
$option.prop('selected', false);
|
||
|
}
|
||
|
|
||
|
this.$select.change();
|
||
|
this.options.onChange($option, checked);
|
||
|
this.updateButtonText();
|
||
|
|
||
|
if(this.options.preventInputChangeEvent) {
|
||
|
return false;
|
||
|
}
|
||
|
}, this));
|
||
|
|
||
|
$('li a', this.$ul).on('touchstart click', function(event) {
|
||
|
event.stopPropagation();
|
||
|
|
||
|
if (event.shiftKey) {
|
||
|
var checked = $(event.target).prop('checked') || false;
|
||
|
|
||
|
if (checked) {
|
||
|
var prev = $(event.target).parents('li:last')
|
||
|
.siblings('li[class="active"]:first');
|
||
|
|
||
|
var currentIdx = $(event.target).parents('li')
|
||
|
.index();
|
||
|
var prevIdx = prev.index();
|
||
|
|
||
|
if (currentIdx > prevIdx) {
|
||
|
$(event.target).parents("li:last").prevUntil(prev).each(
|
||
|
function() {
|
||
|
$(this).find("input:first").prop("checked", true)
|
||
|
.trigger("change");
|
||
|
}
|
||
|
);
|
||
|
}
|
||
|
else {
|
||
|
$(event.target).parents("li:last").nextUntil(prev).each(
|
||
|
function() {
|
||
|
$(this).find("input:first").prop("checked", true)
|
||
|
.trigger("change");
|
||
|
}
|
||
|
);
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
$(event.target).blur();
|
||
|
});
|
||
|
|
||
|
// Keyboard support.
|
||
|
this.$container.on('keydown', $.proxy(function(event) {
|
||
|
if ($('input[type="text"]', this.$container).is(':focus')) {
|
||
|
return;
|
||
|
}
|
||
|
if ((event.keyCode === 9 || event.keyCode === 27) && this.$container.hasClass('open')) {
|
||
|
// Close on tab or escape.
|
||
|
this.$button.click();
|
||
|
}
|
||
|
else {
|
||
|
var $items = $(this.$container).find("li:not(.divider):visible a");
|
||
|
|
||
|
if (!$items.length) {
|
||
|
return;
|
||
|
}
|
||
|
|
||
|
var index = $items.index($items.filter(':focus'));
|
||
|
|
||
|
// Navigation up.
|
||
|
if (event.keyCode === 38 && index > 0) {
|
||
|
index--;
|
||
|
}
|
||
|
// Navigate down.
|
||
|
else if (event.keyCode === 40 && index < $items.length - 1) {
|
||
|
index++;
|
||
|
}
|
||
|
else if (!~index) {
|
||
|
index = 0;
|
||
|
}
|
||
|
|
||
|
var $current = $items.eq(index);
|
||
|
$current.focus();
|
||
|
|
||
|
if (event.keyCode === 32 || event.keyCode === 13) {
|
||
|
var $checkbox = $current.find('input');
|
||
|
|
||
|
$checkbox.prop("checked", !$checkbox.prop("checked"));
|
||
|
$checkbox.change();
|
||
|
}
|
||
|
|
||
|
event.stopPropagation();
|
||
|
event.preventDefault();
|
||
|
}
|
||
|
}, this));
|
||
|
},
|
||
|
|
||
|
// Will build an dropdown element for the given option.
|
||
|
createOptionValue: function(element) {
|
||
|
if ($(element).is(':selected')) {
|
||
|
$(element).prop('selected', true);
|
||
|
}
|
||
|
|
||
|
// Support the label attribute on options.
|
||
|
var label = this.options.label(element);
|
||
|
var value = $(element).val();
|
||
|
var inputType = this.options.multiple ? "checkbox" : "radio";
|
||
|
|
||
|
var $li = $(this.templates.li);
|
||
|
$('label', $li).addClass(inputType);
|
||
|
$('label', $li).append('<input type="' + inputType + '" />');
|
||
|
|
||
|
var selected = $(element).prop('selected') || false;
|
||
|
var $checkbox = $('input', $li);
|
||
|
$checkbox.val(value);
|
||
|
|
||
|
if (value === this.options.selectAllValue) {
|
||
|
$checkbox.parent().parent()
|
||
|
.addClass('multiselect-all');
|
||
|
}
|
||
|
|
||
|
$('label', $li).append(" " + label);
|
||
|
|
||
|
this.$ul.append($li);
|
||
|
|
||
|
if ($(element).is(':disabled')) {
|
||
|
$checkbox.attr('disabled', 'disabled')
|
||
|
.prop('disabled', true)
|
||
|
.parents('li')
|
||
|
.addClass('disabled');
|
||
|
}
|
||
|
|
||
|
$checkbox.prop('checked', selected);
|
||
|
|
||
|
if (selected && this.options.selectedClass) {
|
||
|
$checkbox.parents('li')
|
||
|
.addClass(this.options.selectedClass);
|
||
|
}
|
||
|
},
|
||
|
|
||
|
// Create optgroup.
|
||
|
createOptgroup: function(group) {
|
||
|
var groupName = $(group).prop('label');
|
||
|
|
||
|
// Add a header for the group.
|
||
|
var $li = $(this.templates.liGroup);
|
||
|
$('label', $li).text(groupName);
|
||
|
|
||
|
this.$ul.append($li);
|
||
|
|
||
|
// Add the options of the group.
|
||
|
$('option', group).each($.proxy(function(index, element) {
|
||
|
this.createOptionValue(element);
|
||
|
}, this));
|
||
|
},
|
||
|
|
||
|
// Add the select all option to the select.
|
||
|
buildSelectAll: function() {
|
||
|
var alreadyHasSelectAll = this.$select[0][0] ? this.$select[0][0].value === this.options.selectAllValue : false;
|
||
|
|
||
|
// If options.includeSelectAllOption === true, add the include all checkbox.
|
||
|
if (this.options.includeSelectAllOption && this.options.multiple && !alreadyHasSelectAll) {
|
||
|
this.$select.prepend('<option value="' + this.options.selectAllValue + '">' + this.options.selectAllText + '</option>');
|
||
|
}
|
||
|
},
|
||
|
|
||
|
// Build and bind filter.
|
||
|
buildFilter: function() {
|
||
|
|
||
|
// Build filter if filtering OR case insensitive filtering is enabled and the number of options exceeds (or equals) enableFilterLength.
|
||
|
if (this.options.enableFiltering || this.options.enableCaseInsensitiveFiltering) {
|
||
|
var enableFilterLength = Math.max(this.options.enableFiltering, this.options.enableCaseInsensitiveFiltering);
|
||
|
|
||
|
if (this.$select.find('option').length >= enableFilterLength) {
|
||
|
|
||
|
this.$filter = $(this.templates.filter);
|
||
|
$('input', this.$filter).attr('placeholder', this.options.filterPlaceholder);
|
||
|
this.$ul.prepend(this.$filter);
|
||
|
|
||
|
this.$filter.val(this.query).on('click', function(event) {
|
||
|
event.stopPropagation();
|
||
|
}).on('keydown', $.proxy(function(event) {
|
||
|
// This is useful to catch "keydown" events after the browser has updated the control.
|
||
|
clearTimeout(this.searchTimeout);
|
||
|
|
||
|
this.searchTimeout = this.asyncFunction($.proxy(function() {
|
||
|
|
||
|
if (this.query !== event.target.value) {
|
||
|
this.query = event.target.value;
|
||
|
|
||
|
$.each($('li', this.$ul), $.proxy(function(index, element) {
|
||
|
var value = $('input', element).val();
|
||
|
var text = $('label', element).text();
|
||
|
|
||
|
if (value !== this.options.selectAllValue && text) {
|
||
|
// by default lets assume that element is not
|
||
|
// interesting for this search
|
||
|
var showElement = false;
|
||
|
|
||
|
var filterCandidate = '';
|
||
|
if ((this.options.filterBehavior === 'text' || this.options.filterBehavior === 'both')) {
|
||
|
filterCandidate = text;
|
||
|
}
|
||
|
if ((this.options.filterBehavior === 'value' || this.options.filterBehavior === 'both')) {
|
||
|
filterCandidate = value;
|
||
|
}
|
||
|
|
||
|
if (this.options.enableCaseInsensitiveFiltering && filterCandidate.toLowerCase().indexOf(this.query.toLowerCase()) > -1) {
|
||
|
showElement = true;
|
||
|
}
|
||
|
else if (filterCandidate.indexOf(this.query) > -1) {
|
||
|
showElement = true;
|
||
|
}
|
||
|
|
||
|
if (showElement) {
|
||
|
$(element).show();
|
||
|
}
|
||
|
else {
|
||
|
$(element).hide();
|
||
|
}
|
||
|
}
|
||
|
}, this));
|
||
|
}
|
||
|
|
||
|
// TODO: check whether select all option needs to be updated.
|
||
|
}, this), 300, this);
|
||
|
}, this));
|
||
|
}
|
||
|
}
|
||
|
},
|
||
|
|
||
|
// Destroy - unbind - the plugin.
|
||
|
destroy: function() {
|
||
|
this.$container.remove();
|
||
|
this.$select.show();
|
||
|
},
|
||
|
|
||
|
// Refreshs the checked options based on the current state of the select.
|
||
|
refresh: function() {
|
||
|
$('option', this.$select).each($.proxy(function(index, element) {
|
||
|
var $input = $('li input', this.$ul).filter(function() {
|
||
|
return $(this).val() === $(element).val();
|
||
|
});
|
||
|
|
||
|
if ($(element).is(':selected')) {
|
||
|
$input.prop('checked', true);
|
||
|
|
||
|
if (this.options.selectedClass) {
|
||
|
$input.parents('li')
|
||
|
.addClass(this.options.selectedClass);
|
||
|
}
|
||
|
}
|
||
|
else {
|
||
|
$input.prop('checked', false);
|
||
|
|
||
|
if (this.options.selectedClass) {
|
||
|
$input.parents('li')
|
||
|
.removeClass(this.options.selectedClass);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
if ($(element).is(":disabled")) {
|
||
|
$input.attr('disabled', 'disabled')
|
||
|
.prop('disabled', true)
|
||
|
.parents('li')
|
||
|
.addClass('disabled');
|
||
|
}
|
||
|
else {
|
||
|
$input.prop('disabled', false)
|
||
|
.parents('li')
|
||
|
.removeClass('disabled');
|
||
|
}
|
||
|
}, this));
|
||
|
|
||
|
this.updateButtonText();
|
||
|
},
|
||
|
|
||
|
// Select an option by its value or multiple options using an array of values.
|
||
|
select: function(selectValues) {
|
||
|
if(selectValues && !$.isArray(selectValues)) {
|
||
|
selectValues = [selectValues];
|
||
|
}
|
||
|
|
||
|
for (var i = 0; i < selectValues.length; i++) {
|
||
|
var value = selectValues[i];
|
||
|
|
||
|
var $option = this.getOptionByValue(value);
|
||
|
var $checkbox = this.getInputByValue(value);
|
||
|
|
||
|
if (this.options.selectedClass) {
|
||
|
$checkbox.parents('li')
|
||
|
.addClass(this.options.selectedClass);
|
||
|
}
|
||
|
|
||
|
$checkbox.prop('checked', true);
|
||
|
$option.prop('selected', true);
|
||
|
this.options.onChange($option, true);
|
||
|
}
|
||
|
|
||
|
this.updateButtonText();
|
||
|
},
|
||
|
|
||
|
// Deselect an option by its value or using an array of values.
|
||
|
deselect: function(deselectValues) {
|
||
|
if(deselectValues && !$.isArray(deselectValues)) {
|
||
|
deselectValues = [deselectValues];
|
||
|
}
|
||
|
|
||
|
for (var i = 0; i < deselectValues.length; i++) {
|
||
|
|
||
|
var value = deselectValues[i];
|
||
|
|
||
|
var $option = this.getOptionByValue(value);
|
||
|
var $checkbox = this.getInputByValue(value);
|
||
|
|
||
|
if (this.options.selectedClass) {
|
||
|
$checkbox.parents('li')
|
||
|
.removeClass(this.options.selectedClass);
|
||
|
}
|
||
|
|
||
|
$checkbox.prop('checked', false);
|
||
|
$option.prop('selected', false);
|
||
|
this.options.onChange($option, false);
|
||
|
}
|
||
|
|
||
|
this.updateButtonText();
|
||
|
},
|
||
|
|
||
|
// Rebuild the whole dropdown menu.
|
||
|
rebuild: function() {
|
||
|
this.$ul.html('');
|
||
|
|
||
|
// Remove select all option in select.
|
||
|
$('option[value="' + this.options.selectAllValue + '"]', this.$select).remove();
|
||
|
|
||
|
// Important to distinguish between radios and checkboxes.
|
||
|
this.options.multiple = this.$select.attr('multiple') === "multiple";
|
||
|
|
||
|
this.buildSelectAll();
|
||
|
this.buildDropdownOptions();
|
||
|
this.updateButtonText();
|
||
|
this.buildFilter();
|
||
|
},
|
||
|
|
||
|
// Build select using the given data as options.
|
||
|
dataprovider: function(dataprovider) {
|
||
|
var optionDOM = "";
|
||
|
dataprovider.forEach(function (option) {
|
||
|
optionDOM += '<option value="' + option.value + '">' + option.label + '</option>';
|
||
|
});
|
||
|
|
||
|
this.$select.html(optionDOM);
|
||
|
this.rebuild();
|
||
|
},
|
||
|
|
||
|
// Enable button.
|
||
|
enable: function() {
|
||
|
this.$select.prop('disabled', false);
|
||
|
this.$button.prop('disabled', false)
|
||
|
.removeClass('disabled');
|
||
|
},
|
||
|
|
||
|
// Disable button.
|
||
|
disable: function() {
|
||
|
this.$select.prop('disabled', true);
|
||
|
this.$button.prop('disabled', true)
|
||
|
.addClass('disabled');
|
||
|
},
|
||
|
|
||
|
// Set options.
|
||
|
setOptions: function(options) {
|
||
|
this.options = this.mergeOptions(options);
|
||
|
},
|
||
|
|
||
|
// Get options by merging defaults and given options.
|
||
|
mergeOptions: function(options) {
|
||
|
return $.extend({}, this.defaults, options);
|
||
|
},
|
||
|
|
||
|
// Update button text and button title.
|
||
|
updateButtonText: function() {
|
||
|
var options = this.getSelected();
|
||
|
|
||
|
// First update the displayed button text.
|
||
|
$('button', this.$container).html(this.options.buttonText(options, this.$select));
|
||
|
|
||
|
// Now update the title attribute of the button.
|
||
|
$('button', this.$container).attr('title', this.options.buttonTitle(options, this.$select));
|
||
|
|
||
|
},
|
||
|
|
||
|
// Get all selected options.
|
||
|
getSelected: function() {
|
||
|
return $('option[value!="' + this.options.selectAllValue + '"]:selected', this.$select).filter(function() {
|
||
|
return $(this).prop('selected');
|
||
|
});
|
||
|
},
|
||
|
|
||
|
// Get the corresponding option by ts value.
|
||
|
getOptionByValue: function(value) {
|
||
|
return $('option', this.$select).filter(function() {
|
||
|
return $(this).val() === value;
|
||
|
});
|
||
|
},
|
||
|
|
||
|
// Get an input in the dropdown by its value.
|
||
|
getInputByValue: function(value) {
|
||
|
return $('li input', this.$ul).filter(function() {
|
||
|
return $(this).val() === value;
|
||
|
});
|
||
|
},
|
||
|
|
||
|
updateOriginalOptions: function() {
|
||
|
this.originalOptions = this.$select.clone()[0].options;
|
||
|
},
|
||
|
|
||
|
asyncFunction: function(callback, timeout, self) {
|
||
|
var args = Array.prototype.slice.call(arguments, 3);
|
||
|
return setTimeout(function() {
|
||
|
callback.apply(self || window, args);
|
||
|
}, timeout);
|
||
|
}
|
||
|
};
|
||
|
|
||
|
$.fn.multiselect = function(option, parameter) {
|
||
|
return this.each(function() {
|
||
|
var data = $(this).data('multiselect');
|
||
|
var options = typeof option === 'object' && option;
|
||
|
|
||
|
// Initialize the multiselect.
|
||
|
if (!data) {
|
||
|
$(this).data('multiselect', ( data = new Multiselect(this, options)));
|
||
|
}
|
||
|
|
||
|
// Call multiselect method.
|
||
|
if (typeof option === 'string') {
|
||
|
data[option](parameter);
|
||
|
}
|
||
|
});
|
||
|
};
|
||
|
|
||
|
$.fn.multiselect.Constructor = Multiselect;
|
||
|
|
||
|
// Automatically init selects by their data-role.
|
||
|
$(function() {
|
||
|
$("select[data-role=multiselect]").multiselect();
|
||
|
});
|
||
|
|
||
|
}(window.jQuery);
|