aboutsummaryrefslogtreecommitdiffstats
path: root/vendor/twbs/bootstrap/js/src/dropdown.js
diff options
context:
space:
mode:
authorMario Vavti <mario@mariovavti.com>2018-09-07 11:26:02 +0200
committerMario Vavti <mario@mariovavti.com>2018-09-07 11:26:02 +0200
commit54fa28441c5f0bdcd9687615f4a6b7a0fab024a3 (patch)
tree33866b82c7ba3a6f6ecb9e6ca69233fc65379b43 /vendor/twbs/bootstrap/js/src/dropdown.js
parentbb42ec2bfc0826dde3e3915566c4689762b128d7 (diff)
downloadvolse-hubzilla-54fa28441c5f0bdcd9687615f4a6b7a0fab024a3.tar.gz
volse-hubzilla-54fa28441c5f0bdcd9687615f4a6b7a0fab024a3.tar.bz2
volse-hubzilla-54fa28441c5f0bdcd9687615f4a6b7a0fab024a3.zip
install bootstrap via composer
Diffstat (limited to 'vendor/twbs/bootstrap/js/src/dropdown.js')
-rw-r--r--vendor/twbs/bootstrap/js/src/dropdown.js494
1 files changed, 494 insertions, 0 deletions
diff --git a/vendor/twbs/bootstrap/js/src/dropdown.js b/vendor/twbs/bootstrap/js/src/dropdown.js
new file mode 100644
index 000000000..072bce6e3
--- /dev/null
+++ b/vendor/twbs/bootstrap/js/src/dropdown.js
@@ -0,0 +1,494 @@
+import $ from 'jquery'
+import Popper from 'popper.js'
+import Util from './util'
+
+/**
+ * --------------------------------------------------------------------------
+ * Bootstrap (v4.1.3): dropdown.js
+ * Licensed under MIT (https://github.com/twbs/bootstrap/blob/master/LICENSE)
+ * --------------------------------------------------------------------------
+ */
+
+const Dropdown = (($) => {
+ /**
+ * ------------------------------------------------------------------------
+ * Constants
+ * ------------------------------------------------------------------------
+ */
+
+ const NAME = 'dropdown'
+ const VERSION = '4.1.3'
+ const DATA_KEY = 'bs.dropdown'
+ const EVENT_KEY = `.${DATA_KEY}`
+ const DATA_API_KEY = '.data-api'
+ const JQUERY_NO_CONFLICT = $.fn[NAME]
+ const ESCAPE_KEYCODE = 27 // KeyboardEvent.which value for Escape (Esc) key
+ const SPACE_KEYCODE = 32 // KeyboardEvent.which value for space key
+ const TAB_KEYCODE = 9 // KeyboardEvent.which value for tab key
+ const ARROW_UP_KEYCODE = 38 // KeyboardEvent.which value for up arrow key
+ const ARROW_DOWN_KEYCODE = 40 // KeyboardEvent.which value for down arrow key
+ const RIGHT_MOUSE_BUTTON_WHICH = 3 // MouseEvent.which value for the right button (assuming a right-handed mouse)
+ const REGEXP_KEYDOWN = new RegExp(`${ARROW_UP_KEYCODE}|${ARROW_DOWN_KEYCODE}|${ESCAPE_KEYCODE}`)
+
+ const Event = {
+ HIDE : `hide${EVENT_KEY}`,
+ HIDDEN : `hidden${EVENT_KEY}`,
+ SHOW : `show${EVENT_KEY}`,
+ SHOWN : `shown${EVENT_KEY}`,
+ CLICK : `click${EVENT_KEY}`,
+ CLICK_DATA_API : `click${EVENT_KEY}${DATA_API_KEY}`,
+ KEYDOWN_DATA_API : `keydown${EVENT_KEY}${DATA_API_KEY}`,
+ KEYUP_DATA_API : `keyup${EVENT_KEY}${DATA_API_KEY}`
+ }
+
+ const ClassName = {
+ DISABLED : 'disabled',
+ SHOW : 'show',
+ DROPUP : 'dropup',
+ DROPRIGHT : 'dropright',
+ DROPLEFT : 'dropleft',
+ MENURIGHT : 'dropdown-menu-right',
+ MENULEFT : 'dropdown-menu-left',
+ POSITION_STATIC : 'position-static'
+ }
+
+ const Selector = {
+ DATA_TOGGLE : '[data-toggle="dropdown"]',
+ FORM_CHILD : '.dropdown form',
+ MENU : '.dropdown-menu',
+ NAVBAR_NAV : '.navbar-nav',
+ VISIBLE_ITEMS : '.dropdown-menu .dropdown-item:not(.disabled):not(:disabled)'
+ }
+
+ const AttachmentMap = {
+ TOP : 'top-start',
+ TOPEND : 'top-end',
+ BOTTOM : 'bottom-start',
+ BOTTOMEND : 'bottom-end',
+ RIGHT : 'right-start',
+ RIGHTEND : 'right-end',
+ LEFT : 'left-start',
+ LEFTEND : 'left-end'
+ }
+
+ const Default = {
+ offset : 0,
+ flip : true,
+ boundary : 'scrollParent',
+ reference : 'toggle',
+ display : 'dynamic'
+ }
+
+ const DefaultType = {
+ offset : '(number|string|function)',
+ flip : 'boolean',
+ boundary : '(string|element)',
+ reference : '(string|element)',
+ display : 'string'
+ }
+
+ /**
+ * ------------------------------------------------------------------------
+ * Class Definition
+ * ------------------------------------------------------------------------
+ */
+
+ class Dropdown {
+ constructor(element, config) {
+ this._element = element
+ this._popper = null
+ this._config = this._getConfig(config)
+ this._menu = this._getMenuElement()
+ this._inNavbar = this._detectNavbar()
+
+ this._addEventListeners()
+ }
+
+ // Getters
+
+ static get VERSION() {
+ return VERSION
+ }
+
+ static get Default() {
+ return Default
+ }
+
+ static get DefaultType() {
+ return DefaultType
+ }
+
+ // Public
+
+ toggle() {
+ if (this._element.disabled || $(this._element).hasClass(ClassName.DISABLED)) {
+ return
+ }
+
+ const parent = Dropdown._getParentFromElement(this._element)
+ const isActive = $(this._menu).hasClass(ClassName.SHOW)
+
+ Dropdown._clearMenus()
+
+ if (isActive) {
+ return
+ }
+
+ const relatedTarget = {
+ relatedTarget: this._element
+ }
+ const showEvent = $.Event(Event.SHOW, relatedTarget)
+
+ $(parent).trigger(showEvent)
+
+ if (showEvent.isDefaultPrevented()) {
+ return
+ }
+
+ // Disable totally Popper.js for Dropdown in Navbar
+ if (!this._inNavbar) {
+ /**
+ * Check for Popper dependency
+ * Popper - https://popper.js.org
+ */
+ if (typeof Popper === 'undefined') {
+ throw new TypeError('Bootstrap dropdown require Popper.js (https://popper.js.org)')
+ }
+
+ let referenceElement = this._element
+
+ if (this._config.reference === 'parent') {
+ referenceElement = parent
+ } else if (Util.isElement(this._config.reference)) {
+ referenceElement = this._config.reference
+
+ // Check if it's jQuery element
+ if (typeof this._config.reference.jquery !== 'undefined') {
+ referenceElement = this._config.reference[0]
+ }
+ }
+
+ // If boundary is not `scrollParent`, then set position to `static`
+ // to allow the menu to "escape" the scroll parent's boundaries
+ // https://github.com/twbs/bootstrap/issues/24251
+ if (this._config.boundary !== 'scrollParent') {
+ $(parent).addClass(ClassName.POSITION_STATIC)
+ }
+ this._popper = new Popper(referenceElement, this._menu, this._getPopperConfig())
+ }
+
+ // If this is a touch-enabled device we add extra
+ // empty mouseover listeners to the body's immediate children;
+ // only needed because of broken event delegation on iOS
+ // https://www.quirksmode.org/blog/archives/2014/02/mouse_event_bub.html
+ if ('ontouchstart' in document.documentElement &&
+ $(parent).closest(Selector.NAVBAR_NAV).length === 0) {
+ $(document.body).children().on('mouseover', null, $.noop)
+ }
+
+ this._element.focus()
+ this._element.setAttribute('aria-expanded', true)
+
+ $(this._menu).toggleClass(ClassName.SHOW)
+ $(parent)
+ .toggleClass(ClassName.SHOW)
+ .trigger($.Event(Event.SHOWN, relatedTarget))
+ }
+
+ dispose() {
+ $.removeData(this._element, DATA_KEY)
+ $(this._element).off(EVENT_KEY)
+ this._element = null
+ this._menu = null
+ if (this._popper !== null) {
+ this._popper.destroy()
+ this._popper = null
+ }
+ }
+
+ update() {
+ this._inNavbar = this._detectNavbar()
+ if (this._popper !== null) {
+ this._popper.scheduleUpdate()
+ }
+ }
+
+ // Private
+
+ _addEventListeners() {
+ $(this._element).on(Event.CLICK, (event) => {
+ event.preventDefault()
+ event.stopPropagation()
+ this.toggle()
+ })
+ }
+
+ _getConfig(config) {
+ config = {
+ ...this.constructor.Default,
+ ...$(this._element).data(),
+ ...config
+ }
+
+ Util.typeCheckConfig(
+ NAME,
+ config,
+ this.constructor.DefaultType
+ )
+
+ return config
+ }
+
+ _getMenuElement() {
+ if (!this._menu) {
+ const parent = Dropdown._getParentFromElement(this._element)
+ if (parent) {
+ this._menu = parent.querySelector(Selector.MENU)
+ }
+ }
+ return this._menu
+ }
+
+ _getPlacement() {
+ const $parentDropdown = $(this._element.parentNode)
+ let placement = AttachmentMap.BOTTOM
+
+ // Handle dropup
+ if ($parentDropdown.hasClass(ClassName.DROPUP)) {
+ placement = AttachmentMap.TOP
+ if ($(this._menu).hasClass(ClassName.MENURIGHT)) {
+ placement = AttachmentMap.TOPEND
+ }
+ } else if ($parentDropdown.hasClass(ClassName.DROPRIGHT)) {
+ placement = AttachmentMap.RIGHT
+ } else if ($parentDropdown.hasClass(ClassName.DROPLEFT)) {
+ placement = AttachmentMap.LEFT
+ } else if ($(this._menu).hasClass(ClassName.MENURIGHT)) {
+ placement = AttachmentMap.BOTTOMEND
+ }
+ return placement
+ }
+
+ _detectNavbar() {
+ return $(this._element).closest('.navbar').length > 0
+ }
+
+ _getPopperConfig() {
+ const offsetConf = {}
+ if (typeof this._config.offset === 'function') {
+ offsetConf.fn = (data) => {
+ data.offsets = {
+ ...data.offsets,
+ ...this._config.offset(data.offsets) || {}
+ }
+ return data
+ }
+ } else {
+ offsetConf.offset = this._config.offset
+ }
+
+ const popperConfig = {
+ placement: this._getPlacement(),
+ modifiers: {
+ offset: offsetConf,
+ flip: {
+ enabled: this._config.flip
+ },
+ preventOverflow: {
+ boundariesElement: this._config.boundary
+ }
+ }
+ }
+
+ // Disable Popper.js if we have a static display
+ if (this._config.display === 'static') {
+ popperConfig.modifiers.applyStyle = {
+ enabled: false
+ }
+ }
+ return popperConfig
+ }
+
+ // Static
+
+ static _jQueryInterface(config) {
+ return this.each(function () {
+ let data = $(this).data(DATA_KEY)
+ const _config = typeof config === 'object' ? config : null
+
+ if (!data) {
+ data = new Dropdown(this, _config)
+ $(this).data(DATA_KEY, data)
+ }
+
+ if (typeof config === 'string') {
+ if (typeof data[config] === 'undefined') {
+ throw new TypeError(`No method named "${config}"`)
+ }
+ data[config]()
+ }
+ })
+ }
+
+ static _clearMenus(event) {
+ if (event && (event.which === RIGHT_MOUSE_BUTTON_WHICH ||
+ event.type === 'keyup' && event.which !== TAB_KEYCODE)) {
+ return
+ }
+
+ const toggles = [].slice.call(document.querySelectorAll(Selector.DATA_TOGGLE))
+ for (let i = 0, len = toggles.length; i < len; i++) {
+ const parent = Dropdown._getParentFromElement(toggles[i])
+ const context = $(toggles[i]).data(DATA_KEY)
+ const relatedTarget = {
+ relatedTarget: toggles[i]
+ }
+
+ if (event && event.type === 'click') {
+ relatedTarget.clickEvent = event
+ }
+
+ if (!context) {
+ continue
+ }
+
+ const dropdownMenu = context._menu
+ if (!$(parent).hasClass(ClassName.SHOW)) {
+ continue
+ }
+
+ if (event && (event.type === 'click' &&
+ /input|textarea/i.test(event.target.tagName) || event.type === 'keyup' && event.which === TAB_KEYCODE) &&
+ $.contains(parent, event.target)) {
+ continue
+ }
+
+ const hideEvent = $.Event(Event.HIDE, relatedTarget)
+ $(parent).trigger(hideEvent)
+ if (hideEvent.isDefaultPrevented()) {
+ continue
+ }
+
+ // If this is a touch-enabled device we remove the extra
+ // empty mouseover listeners we added for iOS support
+ if ('ontouchstart' in document.documentElement) {
+ $(document.body).children().off('mouseover', null, $.noop)
+ }
+
+ toggles[i].setAttribute('aria-expanded', 'false')
+
+ $(dropdownMenu).removeClass(ClassName.SHOW)
+ $(parent)
+ .removeClass(ClassName.SHOW)
+ .trigger($.Event(Event.HIDDEN, relatedTarget))
+ }
+ }
+
+ static _getParentFromElement(element) {
+ let parent
+ const selector = Util.getSelectorFromElement(element)
+
+ if (selector) {
+ parent = document.querySelector(selector)
+ }
+
+ return parent || element.parentNode
+ }
+
+ // eslint-disable-next-line complexity
+ static _dataApiKeydownHandler(event) {
+ // If not input/textarea:
+ // - And not a key in REGEXP_KEYDOWN => not a dropdown command
+ // If input/textarea:
+ // - If space key => not a dropdown command
+ // - If key is other than escape
+ // - If key is not up or down => not a dropdown command
+ // - If trigger inside the menu => not a dropdown command
+ if (/input|textarea/i.test(event.target.tagName)
+ ? event.which === SPACE_KEYCODE || event.which !== ESCAPE_KEYCODE &&
+ (event.which !== ARROW_DOWN_KEYCODE && event.which !== ARROW_UP_KEYCODE ||
+ $(event.target).closest(Selector.MENU).length) : !REGEXP_KEYDOWN.test(event.which)) {
+ return
+ }
+
+ event.preventDefault()
+ event.stopPropagation()
+
+ if (this.disabled || $(this).hasClass(ClassName.DISABLED)) {
+ return
+ }
+
+ const parent = Dropdown._getParentFromElement(this)
+ const isActive = $(parent).hasClass(ClassName.SHOW)
+
+ if (!isActive && (event.which !== ESCAPE_KEYCODE || event.which !== SPACE_KEYCODE) ||
+ isActive && (event.which === ESCAPE_KEYCODE || event.which === SPACE_KEYCODE)) {
+ if (event.which === ESCAPE_KEYCODE) {
+ const toggle = parent.querySelector(Selector.DATA_TOGGLE)
+ $(toggle).trigger('focus')
+ }
+
+ $(this).trigger('click')
+ return
+ }
+
+ const items = [].slice.call(parent.querySelectorAll(Selector.VISIBLE_ITEMS))
+
+ if (items.length === 0) {
+ return
+ }
+
+ let index = items.indexOf(event.target)
+
+ if (event.which === ARROW_UP_KEYCODE && index > 0) { // Up
+ index--
+ }
+
+ if (event.which === ARROW_DOWN_KEYCODE && index < items.length - 1) { // Down
+ index++
+ }
+
+ if (index < 0) {
+ index = 0
+ }
+
+ items[index].focus()
+ }
+ }
+
+ /**
+ * ------------------------------------------------------------------------
+ * Data Api implementation
+ * ------------------------------------------------------------------------
+ */
+
+ $(document)
+ .on(Event.KEYDOWN_DATA_API, Selector.DATA_TOGGLE, Dropdown._dataApiKeydownHandler)
+ .on(Event.KEYDOWN_DATA_API, Selector.MENU, Dropdown._dataApiKeydownHandler)
+ .on(`${Event.CLICK_DATA_API} ${Event.KEYUP_DATA_API}`, Dropdown._clearMenus)
+ .on(Event.CLICK_DATA_API, Selector.DATA_TOGGLE, function (event) {
+ event.preventDefault()
+ event.stopPropagation()
+ Dropdown._jQueryInterface.call($(this), 'toggle')
+ })
+ .on(Event.CLICK_DATA_API, Selector.FORM_CHILD, (e) => {
+ e.stopPropagation()
+ })
+
+ /**
+ * ------------------------------------------------------------------------
+ * jQuery
+ * ------------------------------------------------------------------------
+ */
+
+ $.fn[NAME] = Dropdown._jQueryInterface
+ $.fn[NAME].Constructor = Dropdown
+ $.fn[NAME].noConflict = function () {
+ $.fn[NAME] = JQUERY_NO_CONFLICT
+ return Dropdown._jQueryInterface
+ }
+
+ return Dropdown
+})($, Popper)
+
+export default Dropdown