nextcloud-server/core/js/select2-toggleselect.js

49 lines
1.4 KiB
JavaScript

/**
* SPDX-FileCopyrightText: 2016 ownCloud Inc.
* SPDX-License-Identifier: AGPL-3.0-or-later
*/
/* global Select2 */
/**
* Select2 extension for toggling values in a multi-select dropdown
*
* @param Select2
*/
(function(Select2) {
const Select2FindHighlightableChoices = Select2.class.multi.prototype.findHighlightableChoices
Select2.class.multi.prototype.findHighlightableChoices = function() {
if (this.opts.toggleSelect) {
return this.results.find('.select2-result-selectable:not(.select2-disabled)')
}
return Select2FindHighlightableChoices.apply(this, arguments)
}
const Select2TriggerSelect = Select2.class.multi.prototype.triggerSelect
Select2.class.multi.prototype.triggerSelect = function(data) {
if (this.opts.toggleSelect && this.val().indexOf(this.id(data)) !== -1) {
const self = this
const val = this.id(data)
const selectionEls = this.container.find('.select2-search-choice').filter(function() {
return (self.id($(this).data('select2-data')) === val)
})
if (this.unselect(selectionEls)) {
// also unselect in dropdown
this.results.find('.select2-result.select2-selected').each(function() {
const $this = $(this)
if (self.id($this.data('select2-data')) === val) {
$this.removeClass('select2-selected')
}
})
this.clearSearch()
}
return false
} else {
return Select2TriggerSelect.apply(this, arguments)
}
}
})(Select2)