Adding upstream version 5.2.3+dfsg.upstream/5.2.3+dfsg

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 305 insertions, 0 deletions

diff --git a/js/src/tab.js b/js/src/tab.js
new file mode 100644
index 0000000..8dc4644
--- /dev/null
+++ b/js/src/tab.js
@@ -0,0 +1,305 @@
+/**
+ * --------------------------------------------------------------------------
+ * Bootstrap (v5.2.3): tab.js
+ * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)
+ * --------------------------------------------------------------------------
+ */
+
+import { defineJQueryPlugin, getElementFromSelector, getNextActiveElement, isDisabled } from './util/index'
+import EventHandler from './dom/event-handler'
+import SelectorEngine from './dom/selector-engine'
+import BaseComponent from './base-component'
+
+/**
+ * Constants
+ */
+
+const NAME = 'tab'
+const DATA_KEY = 'bs.tab'
+const EVENT_KEY = `.${DATA_KEY}`
+
+const EVENT_HIDE = `hide${EVENT_KEY}`
+const EVENT_HIDDEN = `hidden${EVENT_KEY}`
+const EVENT_SHOW = `show${EVENT_KEY}`
+const EVENT_SHOWN = `shown${EVENT_KEY}`
+const EVENT_CLICK_DATA_API = `click${EVENT_KEY}`
+const EVENT_KEYDOWN = `keydown${EVENT_KEY}`
+const EVENT_LOAD_DATA_API = `load${EVENT_KEY}`
+
+const ARROW_LEFT_KEY = 'ArrowLeft'
+const ARROW_RIGHT_KEY = 'ArrowRight'
+const ARROW_UP_KEY = 'ArrowUp'
+const ARROW_DOWN_KEY = 'ArrowDown'
+
+const CLASS_NAME_ACTIVE = 'active'
+const CLASS_NAME_FADE = 'fade'
+const CLASS_NAME_SHOW = 'show'
+const CLASS_DROPDOWN = 'dropdown'
+
+const SELECTOR_DROPDOWN_TOGGLE = '.dropdown-toggle'
+const SELECTOR_DROPDOWN_MENU = '.dropdown-menu'
+const NOT_SELECTOR_DROPDOWN_TOGGLE = ':not(.dropdown-toggle)'
+
+const SELECTOR_TAB_PANEL = '.list-group, .nav, [role="tablist"]'
+const SELECTOR_OUTER = '.nav-item, .list-group-item'
+const SELECTOR_INNER = `.nav-link${NOT_SELECTOR_DROPDOWN_TOGGLE}, .list-group-item${NOT_SELECTOR_DROPDOWN_TOGGLE}, [role="tab"]${NOT_SELECTOR_DROPDOWN_TOGGLE}`
+const SELECTOR_DATA_TOGGLE = '[data-bs-toggle="tab"], [data-bs-toggle="pill"], [data-bs-toggle="list"]' // todo:v6: could be only `tab`
+const SELECTOR_INNER_ELEM = `${SELECTOR_INNER}, ${SELECTOR_DATA_TOGGLE}`
+
+const SELECTOR_DATA_TOGGLE_ACTIVE = `.${CLASS_NAME_ACTIVE}[data-bs-toggle="tab"], .${CLASS_NAME_ACTIVE}[data-bs-toggle="pill"], .${CLASS_NAME_ACTIVE}[data-bs-toggle="list"]`
+
+/**
+ * Class definition
+ */
+
+class Tab extends BaseComponent {
+  constructor(element) {
+    super(element)
+    this._parent = this._element.closest(SELECTOR_TAB_PANEL)
+
+    if (!this._parent) {
+      return
+      // todo: should Throw exception on v6
+      // throw new TypeError(`${element.outerHTML} has not a valid parent ${SELECTOR_INNER_ELEM}`)
+    }
+
+    // Set up initial aria attributes
+    this._setInitialAttributes(this._parent, this._getChildren())
+
+    EventHandler.on(this._element, EVENT_KEYDOWN, event => this._keydown(event))
+  }
+
+  // Getters
+  static get NAME() {
+    return NAME
+  }
+
+  // Public
+  show() { // Shows this elem and deactivate the active sibling if exists
+    const innerElem = this._element
+    if (this._elemIsActive(innerElem)) {
+      return
+    }
+
+    // Search for active tab on same parent to deactivate it
+    const active = this._getActiveElem()
+
+    const hideEvent = active ?
+      EventHandler.trigger(active, EVENT_HIDE, { relatedTarget: innerElem }) :
+      null
+
+    const showEvent = EventHandler.trigger(innerElem, EVENT_SHOW, { relatedTarget: active })
+
+    if (showEvent.defaultPrevented || (hideEvent && hideEvent.defaultPrevented)) {
+      return
+    }
+
+    this._deactivate(active, innerElem)
+    this._activate(innerElem, active)
+  }
+
+  // Private
+  _activate(element, relatedElem) {
+    if (!element) {
+      return
+    }
+
+    element.classList.add(CLASS_NAME_ACTIVE)
+
+    this._activate(getElementFromSelector(element)) // Search and activate/show the proper section
+
+    const complete = () => {
+      if (element.getAttribute('role') !== 'tab') {
+        element.classList.add(CLASS_NAME_SHOW)
+        return
+      }
+
+      element.removeAttribute('tabindex')
+      element.setAttribute('aria-selected', true)
+      this._toggleDropDown(element, true)
+      EventHandler.trigger(element, EVENT_SHOWN, {
+        relatedTarget: relatedElem
+      })
+    }
+
+    this._queueCallback(complete, element, element.classList.contains(CLASS_NAME_FADE))
+  }
+
+  _deactivate(element, relatedElem) {
+    if (!element) {
+      return
+    }
+
+    element.classList.remove(CLASS_NAME_ACTIVE)
+    element.blur()
+
+    this._deactivate(getElementFromSelector(element)) // Search and deactivate the shown section too
+
+    const complete = () => {
+      if (element.getAttribute('role') !== 'tab') {
+        element.classList.remove(CLASS_NAME_SHOW)
+        return
+      }
+
+      element.setAttribute('aria-selected', false)
+      element.setAttribute('tabindex', '-1')
+      this._toggleDropDown(element, false)
+      EventHandler.trigger(element, EVENT_HIDDEN, { relatedTarget: relatedElem })
+    }
+
+    this._queueCallback(complete, element, element.classList.contains(CLASS_NAME_FADE))
+  }
+
+  _keydown(event) {
+    if (!([ARROW_LEFT_KEY, ARROW_RIGHT_KEY, ARROW_UP_KEY, ARROW_DOWN_KEY].includes(event.key))) {
+      return
+    }
+
+    event.stopPropagation()// stopPropagation/preventDefault both added to support up/down keys without scrolling the page
+    event.preventDefault()
+    const isNext = [ARROW_RIGHT_KEY, ARROW_DOWN_KEY].includes(event.key)
+    const nextActiveElement = getNextActiveElement(this._getChildren().filter(element => !isDisabled(element)), event.target, isNext, true)
+
+    if (nextActiveElement) {
+      nextActiveElement.focus({ preventScroll: true })
+      Tab.getOrCreateInstance(nextActiveElement).show()
+    }
+  }
+
+  _getChildren() { // collection of inner elements
+    return SelectorEngine.find(SELECTOR_INNER_ELEM, this._parent)
+  }
+
+  _getActiveElem() {
+    return this._getChildren().find(child => this._elemIsActive(child)) || null
+  }
+
+  _setInitialAttributes(parent, children) {
+    this._setAttributeIfNotExists(parent, 'role', 'tablist')
+
+    for (const child of children) {
+      this._setInitialAttributesOnChild(child)
+    }
+  }
+
+  _setInitialAttributesOnChild(child) {
+    child = this._getInnerElement(child)
+    const isActive = this._elemIsActive(child)
+    const outerElem = this._getOuterElement(child)
+    child.setAttribute('aria-selected', isActive)
+
+    if (outerElem !== child) {
+      this._setAttributeIfNotExists(outerElem, 'role', 'presentation')
+    }
+
+    if (!isActive) {
+      child.setAttribute('tabindex', '-1')
+    }
+
+    this._setAttributeIfNotExists(child, 'role', 'tab')
+
+    // set attributes to the related panel too
+    this._setInitialAttributesOnTargetPanel(child)
+  }
+
+  _setInitialAttributesOnTargetPanel(child) {
+    const target = getElementFromSelector(child)
+
+    if (!target) {
+      return
+    }
+
+    this._setAttributeIfNotExists(target, 'role', 'tabpanel')
+
+    if (child.id) {
+      this._setAttributeIfNotExists(target, 'aria-labelledby', `#${child.id}`)
+    }
+  }
+
+  _toggleDropDown(element, open) {
+    const outerElem = this._getOuterElement(element)
+    if (!outerElem.classList.contains(CLASS_DROPDOWN)) {
+      return
+    }
+
+    const toggle = (selector, className) => {
+      const element = SelectorEngine.findOne(selector, outerElem)
+      if (element) {
+        element.classList.toggle(className, open)
+      }
+    }
+
+    toggle(SELECTOR_DROPDOWN_TOGGLE, CLASS_NAME_ACTIVE)
+    toggle(SELECTOR_DROPDOWN_MENU, CLASS_NAME_SHOW)
+    outerElem.setAttribute('aria-expanded', open)
+  }
+
+  _setAttributeIfNotExists(element, attribute, value) {
+    if (!element.hasAttribute(attribute)) {
+      element.setAttribute(attribute, value)
+    }
+  }
+
+  _elemIsActive(elem) {
+    return elem.classList.contains(CLASS_NAME_ACTIVE)
+  }
+
+  // Try to get the inner element (usually the .nav-link)
+  _getInnerElement(elem) {
+    return elem.matches(SELECTOR_INNER_ELEM) ? elem : SelectorEngine.findOne(SELECTOR_INNER_ELEM, elem)
+  }
+
+  // Try to get the outer element (usually the .nav-item)
+  _getOuterElement(elem) {
+    return elem.closest(SELECTOR_OUTER) || elem
+  }
+
+  // Static
+  static jQueryInterface(config) {
+    return this.each(function () {
+      const data = Tab.getOrCreateInstance(this)
+
+      if (typeof config !== 'string') {
+        return
+      }
+
+      if (data[config] === undefined || config.startsWith('_') || config === 'constructor') {
+        throw new TypeError(`No method named "${config}"`)
+      }
+
+      data[config]()
+    })
+  }
+}
+
+/**
+ * Data API implementation
+ */
+
+EventHandler.on(document, EVENT_CLICK_DATA_API, SELECTOR_DATA_TOGGLE, function (event) {
+  if (['A', 'AREA'].includes(this.tagName)) {
+    event.preventDefault()
+  }
+
+  if (isDisabled(this)) {
+    return
+  }
+
+  Tab.getOrCreateInstance(this).show()
+})
+
+/**
+ * Initialize on focus
+ */
+EventHandler.on(window, EVENT_LOAD_DATA_API, () => {
+  for (const element of SelectorEngine.find(SELECTOR_DATA_TOGGLE_ACTIVE)) {
+    Tab.getOrCreateInstance(element)
+  }
+})
+/**
+ * jQuery
+ */
+
+defineJQueryPlugin(Tab)
+
+export default Tab