mirror of https://github.com/ColorlibHQ/AdminLTE
144 lines
3.4 KiB
JavaScript
144 lines
3.4 KiB
JavaScript
/**
|
|
* --------------------------------------------
|
|
* AdminLTE Dropdown.js
|
|
* License MIT
|
|
* --------------------------------------------
|
|
*/
|
|
|
|
const Dropdown = (($) => {
|
|
/**
|
|
* Constants
|
|
* ====================================================
|
|
*/
|
|
|
|
const NAME = 'Dropdown'
|
|
const DATA_KEY = 'lte.dropdown'
|
|
const EVENT_KEY = `.${DATA_KEY}`
|
|
const JQUERY_NO_CONFLICT = $.fn[NAME]
|
|
|
|
const Selector = {
|
|
NAVBAR: '.navbar',
|
|
DROPDOWN_MENU: '.dropdown-menu',
|
|
DROPDOWN_MENU_ACTIVE: '.dropdown-menu.show',
|
|
DROPDOWN_TOGGLE: '[data-toggle="dropdown"]',
|
|
}
|
|
|
|
const ClassName = {
|
|
DROPDOWN_HOVER: 'dropdown-hover',
|
|
DROPDOWN_RIGHT: 'dropdown-menu-right'
|
|
}
|
|
|
|
const Default = {
|
|
}
|
|
|
|
|
|
/**
|
|
* Class Definition
|
|
* ====================================================
|
|
*/
|
|
|
|
class Dropdown {
|
|
constructor(element, config) {
|
|
this._config = config
|
|
this._element = element
|
|
}
|
|
|
|
// Public
|
|
|
|
toggleSubmenu() {
|
|
this._element.siblings().show().toggleClass("show")
|
|
|
|
if (! this._element.next().hasClass('show')) {
|
|
this._element.parents('.dropdown-menu').first().find('.show').removeClass("show").hide()
|
|
}
|
|
|
|
this._element.parents('li.nav-item.dropdown.show').on('hidden.bs.dropdown', function(e) {
|
|
$('.dropdown-submenu .show').removeClass("show").hide()
|
|
})
|
|
}
|
|
|
|
fixPosition() {
|
|
let elm = $(Selector.DROPDOWN_MENU_ACTIVE)
|
|
|
|
if (elm.length !== 0) {
|
|
if (elm.hasClass(ClassName.DROPDOWN_RIGHT)) {
|
|
elm.css('left', 'inherit')
|
|
elm.css('right', 0)
|
|
} else {
|
|
elm.css('left', 0)
|
|
elm.css('right', 'inherit')
|
|
}
|
|
|
|
let offset = elm.offset()
|
|
let width = elm.width()
|
|
let windowWidth = $(window).width()
|
|
let visiblePart = windowWidth - offset.left
|
|
|
|
if (offset.left < 0) {
|
|
elm.css('left', 'inherit')
|
|
elm.css('right', (offset.left - 5))
|
|
} else {
|
|
if (visiblePart < width) {
|
|
elm.css('left', 'inherit')
|
|
elm.css('right', 0)
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// Static
|
|
|
|
static _jQueryInterface(config) {
|
|
return this.each(function () {
|
|
let data = $(this).data(DATA_KEY)
|
|
const _config = $.extend({}, Default, $(this).data())
|
|
|
|
if (!data) {
|
|
data = new Dropdown($(this), _config)
|
|
$(this).data(DATA_KEY, data)
|
|
}
|
|
|
|
if (config === 'toggleSubmenu' || config == 'fixPosition') {
|
|
data[config]()
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Data API
|
|
* ====================================================
|
|
*/
|
|
|
|
$(Selector.DROPDOWN_MENU + ' ' + Selector.DROPDOWN_TOGGLE).on("click", function(event) {
|
|
event.preventDefault()
|
|
event.stopPropagation()
|
|
|
|
Dropdown._jQueryInterface.call($(this), 'toggleSubmenu')
|
|
});
|
|
|
|
$(Selector.NAVBAR + ' ' + Selector.DROPDOWN_TOGGLE).on("click", function(event) {
|
|
event.preventDefault()
|
|
|
|
setTimeout(function() {
|
|
Dropdown._jQueryInterface.call($(this), 'fixPosition')
|
|
}, 1)
|
|
});
|
|
|
|
/**
|
|
* jQuery API
|
|
* ====================================================
|
|
*/
|
|
|
|
$.fn[NAME] = Dropdown._jQueryInterface
|
|
$.fn[NAME].Constructor = Dropdown
|
|
$.fn[NAME].noConflict = function () {
|
|
$.fn[NAME] = JQUERY_NO_CONFLICT
|
|
return Dropdown._jQueryInterface
|
|
}
|
|
|
|
return Dropdown
|
|
})(jQuery)
|
|
|
|
export default Dropdown
|