123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141 |
- /**
- * @copyright 2019 Christoph Wurst <christoph@winzerhof-wurst.at>
- *
- * @author Christoph Wurst <christoph@winzerhof-wurst.at>
- * @author Daniel Calviño Sánchez <danxuliu@gmail.com>
- * @author John Molakvoæ <skjnldsv@protonmail.com>
- *
- * @license GNU AGPL version 3 or any later version
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Affero General Public License as
- * published by the Free Software Foundation, either version 3 of the
- * License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU Affero General Public License for more details.
- *
- * You should have received a copy of the GNU Affero General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- *
- */
-
- import _ from 'underscore'
- /** @typedef {import('jquery')} jQuery */
- import $ from 'jquery'
-
- import { menuSpeed } from './constants'
-
- export let currentMenu = null
- export let currentMenuToggle = null
-
- /**
- * For menu toggling
- *
- * @param {jQuery} $toggle the toggle element
- * @param {jQuery} $menuEl the menu container element
- * @param {Function | undefined} toggle callback invoked everytime the menu is opened
- * @param {boolean} headerMenu is this a top right header menu?
- * @return {void}
- */
- export const registerMenu = function($toggle, $menuEl, toggle, headerMenu) {
- $menuEl.addClass('menu')
- const isClickableElement = $toggle.prop('tagName') === 'A' || $toggle.prop('tagName') === 'BUTTON'
-
- // On link and button, the enter key trigger a click event
- // Only use the click to avoid two fired events
- $toggle.on(isClickableElement ? 'click.menu' : 'click.menu keyup.menu', function(event) {
- // prevent the link event (append anchor to URL)
- event.preventDefault()
-
- // allow enter key as a trigger
- if (event.key && event.key !== 'Enter') {
- return
- }
-
- if ($menuEl.is(currentMenu)) {
- hideMenus()
- return
- } else if (currentMenu) {
- // another menu was open?
- // close it
- hideMenus()
- }
-
- if (headerMenu === true) {
- $menuEl.parent().addClass('openedMenu')
- }
-
- // Set menu to expanded
- $toggle.attr('aria-expanded', true)
-
- $menuEl.slideToggle(menuSpeed, toggle)
- currentMenu = $menuEl
- currentMenuToggle = $toggle
- })
- }
-
- /**
- * Unregister a previously registered menu
- *
- * @param {jQuery} $toggle the toggle element
- * @param {jQuery} $menuEl the menu container element
- */
- export const unregisterMenu = ($toggle, $menuEl) => {
- // close menu if opened
- if ($menuEl.is(currentMenu)) {
- hideMenus()
- }
- $toggle.off('click.menu').removeClass('menutoggle')
- $menuEl.removeClass('menu')
- }
-
- /**
- * Hides any open menus
- *
- * @param {Function} complete callback when the hiding animation is done
- */
- export const hideMenus = function(complete) {
- if (currentMenu) {
- const lastMenu = currentMenu
- currentMenu.trigger(new $.Event('beforeHide'))
- currentMenu.slideUp(menuSpeed, function() {
- lastMenu.trigger(new $.Event('afterHide'))
- if (complete) {
- complete.apply(this, arguments)
- }
- })
- }
-
- // Set menu to closed
- $('.menutoggle').attr('aria-expanded', false)
-
- $('.openedMenu').removeClass('openedMenu')
- currentMenu = null
- currentMenuToggle = null
- }
-
- /**
- * Shows a given element as menu
- *
- * @param {object} [$toggle=null] menu toggle
- * @param {object} $menuEl menu element
- * @param {Function} complete callback when the showing animation is done
- */
- export const showMenu = ($toggle, $menuEl, complete) => {
- if ($menuEl.is(currentMenu)) {
- return
- }
- hideMenus()
- currentMenu = $menuEl
- currentMenuToggle = $toggle
- $menuEl.trigger(new $.Event('beforeShow'))
- $menuEl.show()
- $menuEl.trigger(new $.Event('afterShow'))
- // no animation
- if (_.isFunction(complete)) {
- complete()
- }
- }
|