carbon-custom-elements
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A Carbon Design System variant that's as easy to use as native HTML elements, with no framework tax, no framework silo.
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JavaScript
let _ = t => t,
_t;
function _decorate(decorators, factory, superClass, mixins) { var api = _getDecoratorsApi(); if (mixins) { for (var i = 0; i < mixins.length; i++) { api = mixins[i](api); } } var r = factory(function initialize(O) { api.initializeInstanceElements(O, decorated.elements); }, superClass); var decorated = api.decorateClass(_coalesceClassElements(r.d.map(_createElementDescriptor)), decorators); api.initializeClassElements(r.F, decorated.elements); return api.runClassFinishers(r.F, decorated.finishers); }
function _getDecoratorsApi() { _getDecoratorsApi = function () { return api; }; var api = { elementsDefinitionOrder: [["method"], ["field"]], initializeInstanceElements: function (O, elements) { ["method", "field"].forEach(function (kind) { elements.forEach(function (element) { if (element.kind === kind && element.placement === "own") { this.defineClassElement(O, element); } }, this); }, this); }, initializeClassElements: function (F, elements) { var proto = F.prototype; ["method", "field"].forEach(function (kind) { elements.forEach(function (element) { var placement = element.placement; if (element.kind === kind && (placement === "static" || placement === "prototype")) { var receiver = placement === "static" ? F : proto; this.defineClassElement(receiver, element); } }, this); }, this); }, defineClassElement: function (receiver, element) { var descriptor = element.descriptor; if (element.kind === "field") { var initializer = element.initializer; descriptor = { enumerable: descriptor.enumerable, writable: descriptor.writable, configurable: descriptor.configurable, value: initializer === void 0 ? void 0 : initializer.call(receiver) }; } Object.defineProperty(receiver, element.key, descriptor); }, decorateClass: function (elements, decorators) { var newElements = []; var finishers = []; var placements = { static: [], prototype: [], own: [] }; elements.forEach(function (element) { this.addElementPlacement(element, placements); }, this); elements.forEach(function (element) { if (!_hasDecorators(element)) return newElements.push(element); var elementFinishersExtras = this.decorateElement(element, placements); newElements.push(elementFinishersExtras.element); newElements.push.apply(newElements, elementFinishersExtras.extras); finishers.push.apply(finishers, elementFinishersExtras.finishers); }, this); if (!decorators) { return { elements: newElements, finishers: finishers }; } var result = this.decorateConstructor(newElements, decorators); finishers.push.apply(finishers, result.finishers); result.finishers = finishers; return result; }, addElementPlacement: function (element, placements, silent) { var keys = placements[element.placement]; if (!silent && keys.indexOf(element.key) !== -1) { throw new TypeError("Duplicated element (" + element.key + ")"); } keys.push(element.key); }, decorateElement: function (element, placements) { var extras = []; var finishers = []; for (var decorators = element.decorators, i = decorators.length - 1; i >= 0; i--) { var keys = placements[element.placement]; keys.splice(keys.indexOf(element.key), 1); var elementObject = this.fromElementDescriptor(element); var elementFinisherExtras = this.toElementFinisherExtras((0, decorators[i])(elementObject) || elementObject); element = elementFinisherExtras.element; this.addElementPlacement(element, placements); if (elementFinisherExtras.finisher) { finishers.push(elementFinisherExtras.finisher); } var newExtras = elementFinisherExtras.extras; if (newExtras) { for (var j = 0; j < newExtras.length; j++) { this.addElementPlacement(newExtras[j], placements); } extras.push.apply(extras, newExtras); } } return { element: element, finishers: finishers, extras: extras }; }, decorateConstructor: function (elements, decorators) { var finishers = []; for (var i = decorators.length - 1; i >= 0; i--) { var obj = this.fromClassDescriptor(elements); var elementsAndFinisher = this.toClassDescriptor((0, decorators[i])(obj) || obj); if (elementsAndFinisher.finisher !== undefined) { finishers.push(elementsAndFinisher.finisher); } if (elementsAndFinisher.elements !== undefined) { elements = elementsAndFinisher.elements; for (var j = 0; j < elements.length - 1; j++) { for (var k = j + 1; k < elements.length; k++) { if (elements[j].key === elements[k].key && elements[j].placement === elements[k].placement) { throw new TypeError("Duplicated element (" + elements[j].key + ")"); } } } } } return { elements: elements, finishers: finishers }; }, fromElementDescriptor: function (element) { var obj = { kind: element.kind, key: element.key, placement: element.placement, descriptor: element.descriptor }; var desc = { value: "Descriptor", configurable: true }; Object.defineProperty(obj, Symbol.toStringTag, desc); if (element.kind === "field") obj.initializer = element.initializer; return obj; }, toElementDescriptors: function (elementObjects) { if (elementObjects === undefined) return; return _toArray(elementObjects).map(function (elementObject) { var element = this.toElementDescriptor(elementObject); this.disallowProperty(elementObject, "finisher", "An element descriptor"); this.disallowProperty(elementObject, "extras", "An element descriptor"); return element; }, this); }, toElementDescriptor: function (elementObject) { var kind = String(elementObject.kind); if (kind !== "method" && kind !== "field") { throw new TypeError('An element descriptor\'s .kind property must be either "method" or' + ' "field", but a decorator created an element descriptor with' + ' .kind "' + kind + '"'); } var key = _toPropertyKey(elementObject.key); var placement = String(elementObject.placement); if (placement !== "static" && placement !== "prototype" && placement !== "own") { throw new TypeError('An element descriptor\'s .placement property must be one of "static",' + ' "prototype" or "own", but a decorator created an element descriptor' + ' with .placement "' + placement + '"'); } var descriptor = elementObject.descriptor; this.disallowProperty(elementObject, "elements", "An element descriptor"); var element = { kind: kind, key: key, placement: placement, descriptor: Object.assign({}, descriptor) }; if (kind !== "field") { this.disallowProperty(elementObject, "initializer", "A method descriptor"); } else { this.disallowProperty(descriptor, "get", "The property descriptor of a field descriptor"); this.disallowProperty(descriptor, "set", "The property descriptor of a field descriptor"); this.disallowProperty(descriptor, "value", "The property descriptor of a field descriptor"); element.initializer = elementObject.initializer; } return element; }, toElementFinisherExtras: function (elementObject) { var element = this.toElementDescriptor(elementObject); var finisher = _optionalCallableProperty(elementObject, "finisher"); var extras = this.toElementDescriptors(elementObject.extras); return { element: element, finisher: finisher, extras: extras }; }, fromClassDescriptor: function (elements) { var obj = { kind: "class", elements: elements.map(this.fromElementDescriptor, this) }; var desc = { value: "Descriptor", configurable: true }; Object.defineProperty(obj, Symbol.toStringTag, desc); return obj; }, toClassDescriptor: function (obj) { var kind = String(obj.kind); if (kind !== "class") { throw new TypeError('A class descriptor\'s .kind property must be "class", but a decorator' + ' created a class descriptor with .kind "' + kind + '"'); } this.disallowProperty(obj, "key", "A class descriptor"); this.disallowProperty(obj, "placement", "A class descriptor"); this.disallowProperty(obj, "descriptor", "A class descriptor"); this.disallowProperty(obj, "initializer", "A class descriptor"); this.disallowProperty(obj, "extras", "A class descriptor"); var finisher = _optionalCallableProperty(obj, "finisher"); var elements = this.toElementDescriptors(obj.elements); return { elements: elements, finisher: finisher }; }, runClassFinishers: function (constructor, finishers) { for (var i = 0; i < finishers.length; i++) { var newConstructor = (0, finishers[i])(constructor); if (newConstructor !== undefined) { if (typeof newConstructor !== "function") { throw new TypeError("Finishers must return a constructor."); } constructor = newConstructor; } } return constructor; }, disallowProperty: function (obj, name, objectType) { if (obj[name] !== undefined) { throw new TypeError(objectType + " can't have a ." + name + " property."); } } }; return api; }
function _createElementDescriptor(def) { var key = _toPropertyKey(def.key); var descriptor; if (def.kind === "method") { descriptor = { value: def.value, writable: true, configurable: true, enumerable: false }; } else if (def.kind === "get") { descriptor = { get: def.value, configurable: true, enumerable: false }; } else if (def.kind === "set") { descriptor = { set: def.value, configurable: true, enumerable: false }; } else if (def.kind === "field") { descriptor = { configurable: true, writable: true, enumerable: true }; } var element = { kind: def.kind === "field" ? "field" : "method", key: key, placement: def.static ? "static" : def.kind === "field" ? "own" : "prototype", descriptor: descriptor }; if (def.decorators) element.decorators = def.decorators; if (def.kind === "field") element.initializer = def.value; return element; }
function _coalesceGetterSetter(element, other) { if (element.descriptor.get !== undefined) { other.descriptor.get = element.descriptor.get; } else { other.descriptor.set = element.descriptor.set; } }
function _coalesceClassElements(elements) { var newElements = []; var isSameElement = function isSameElement(other) { return other.kind === "method" && other.key === element.key && other.placement === element.placement; }; for (var i = 0; i < elements.length; i++) { var element = elements[i]; var other; if (element.kind === "method" && (other = newElements.find(isSameElement))) { if (_isDataDescriptor(element.descriptor) || _isDataDescriptor(other.descriptor)) { if (_hasDecorators(element) || _hasDecorators(other)) { throw new ReferenceError("Duplicated methods (" + element.key + ") can't be decorated."); } other.descriptor = element.descriptor; } else { if (_hasDecorators(element)) { if (_hasDecorators(other)) { throw new ReferenceError("Decorators can't be placed on different accessors with for " + "the same property (" + element.key + ")."); } other.decorators = element.decorators; } _coalesceGetterSetter(element, other); } } else { newElements.push(element); } } return newElements; }
function _hasDecorators(element) { return element.decorators && element.decorators.length; }
function _isDataDescriptor(desc) { return desc !== undefined && !(desc.value === undefined && desc.writable === undefined); }
function _optionalCallableProperty(obj, name) { var value = obj[name]; if (value !== undefined && typeof value !== "function") { throw new TypeError("Expected '" + name + "' to be a function"); } return value; }
function _toPropertyKey(arg) { var key = _toPrimitive(arg, "string"); return typeof key === "symbol" ? key : String(key); }
function _toPrimitive(input, hint) { if (typeof input !== "object" || input === null) return input; var prim = input[Symbol.toPrimitive]; if (prim !== undefined) { var res = prim.call(input, hint || "default"); if (typeof res !== "object") return res; throw new TypeError("@@toPrimitive must return a primitive value."); } return (hint === "string" ? String : Number)(input); }
function _toArray(arr) { return _arrayWithHoles(arr) || _iterableToArray(arr) || _nonIterableRest(); }
function _nonIterableRest() { throw new TypeError("Invalid attempt to destructure non-iterable instance"); }
function _iterableToArray(iter) { if (Symbol.iterator in Object(iter) || Object.prototype.toString.call(iter) === "[object Arguments]") return Array.from(iter); }
function _arrayWithHoles(arr) { if (Array.isArray(arr)) return arr; }
function _get(target, property, receiver) { if (typeof Reflect !== "undefined" && Reflect.get) { _get = Reflect.get; } else { _get = function _get(target, property, receiver) { var base = _superPropBase(target, property); if (!base) return; var desc = Object.getOwnPropertyDescriptor(base, property); if (desc.get) { return desc.get.call(receiver); } return desc.value; }; } return _get(target, property, receiver || target); }
function _superPropBase(object, property) { while (!Object.prototype.hasOwnProperty.call(object, property)) { object = _getPrototypeOf(object); if (object === null) break; } return object; }
function _getPrototypeOf(o) { _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) { return o.__proto__ || Object.getPrototypeOf(o); }; return _getPrototypeOf(o); }
/**
* @license
*
* Copyright IBM Corp. 2019, 2020
*
* This source code is licensed under the Apache-2.0 license found in the
* LICENSE file in the root directory of this source tree.
*/
import { classMap } from 'lit-html/directives/class-map';
import { html, property, query, customElement } from 'lit-element';
import ChevronDown16 from "../../icons/chevron--down/16";
import settings from 'carbon-components/es/globals/js/settings';
import HostListenerMixin from '../../globals/mixins/host-listener';
import HostListener from '../../globals/decorators/host-listener';
import { find, forEach } from '../../globals/internal/collection-helpers';
import BXContentSwitcher, { NAVIGATION_DIRECTION } from '../content-switcher/content-switcher';
import styles from "./tabs.css.js";
const {
prefix
} = settings;
export { NAVIGATION_DIRECTION };
/**
* Navigation direction for narrow mode, associated with key symbols.
*/
export const NAVIGATION_DIRECTION_NARROW = {
Up: -1,
ArrowUp: -1,
Down: 1,
ArrowDown: 1
};
/**
* The keyboard action categories for dropdown.
*/
export let TABS_KEYBOARD_ACTION;
/**
* Tabs types.
*/
(function (TABS_KEYBOARD_ACTION) {
TABS_KEYBOARD_ACTION["NONE"] = "none";
TABS_KEYBOARD_ACTION["CLOSING"] = "closing";
TABS_KEYBOARD_ACTION["NAVIGATING"] = "navigating";
TABS_KEYBOARD_ACTION["TRIGGERING"] = "triggering";
})(TABS_KEYBOARD_ACTION || (TABS_KEYBOARD_ACTION = {}));
export let TABS_TYPE;
/**
* Tabs.
* @element bx-tabs
* @fires bx-tabs-beingselected
* The custom event fired before a tab is selected upon a user gesture.
* Cancellation of this event stops changing the user-initiated selection.
* @fires bx-tabs-selected - The custom event fired after a a tab is selected upon a user gesture.
*/
(function (TABS_TYPE) {
TABS_TYPE["REGULAR"] = "";
TABS_TYPE["CONTAINER"] = "container";
})(TABS_TYPE || (TABS_TYPE = {}));
let BXTabs = _decorate([customElement(`${prefix}-tabs`)], function (_initialize, _HostListenerMixin) {
class BXTabs extends _HostListenerMixin {
constructor(...args) {
super(...args);
_initialize(this);
}
}
return {
F: BXTabs,
d: [{
kind: "field",
key: "_open",
value() {
return false;
}
}, {
kind: "field",
key: "_selectedItemContent",
value() {
return null;
}
}, {
kind: "field",
decorators: [query('#trigger')],
key: "_triggerNode",
value: void 0
}, {
kind: "method",
decorators: [HostListener('focusin')],
key: "_handleFocusIn",
value:
/**
* The latest status of this dropdown, for screen reader to accounce.
*/
/**
* `true` if the narrow mode dropdown should be open.
*/
/**
* The content of the selected item, used in the narrow mode.
*/
/**
* The DOM element for the trigger button in narrow mode.
*/
/**
* Handles `focus` event handler on this element.
*/
function _handleFocusIn() {
const {
selectorItem
} = this.constructor;
forEach(this.querySelectorAll(selectorItem), item => {
item.inFocus = true;
});
}
/**
* Handles `blur` event handler on this element.
* @param event The event.
*/
}, {
kind: "method",
decorators: [HostListener('focusout')],
key: "_handleFocusOut",
value: function _handleFocusOut({
relatedTarget
}) {
if (!this.contains(relatedTarget)) {
const {
selectorItem
} = this.constructor;
forEach(this.querySelectorAll(selectorItem), item => {
item.inFocus = false;
});
this._handleUserInitiatedToggle(false);
}
}
/**
* Handles user-initiated toggling the open state.
* @param [force] If specified, forces the open state to the given one.
*/
}, {
kind: "method",
key: "_handleUserInitiatedToggle",
value: function _handleUserInitiatedToggle(force = !this._open) {
this._open = force;
if (this._open) {
this._assistiveStatusText = this.selectingItemsAssistiveText;
} else {
const {
selectedItemAssistiveText,
triggerContent,
_assistiveStatusText: assistiveStatusText,
_selectedItemContent: selectedItemContent
} = this;
const selectedItemText = selectedItemContent && selectedItemContent.textContent || triggerContent;
if (selectedItemText && assistiveStatusText !== selectedItemAssistiveText) {
this._assistiveStatusText = selectedItemText;
}
}
this.requestUpdate();
}
/**
* Clears the selection of tabs.
*/
}, {
kind: "method",
key: "_clearHighlight",
value: function _clearHighlight() {
forEach(this.querySelectorAll(this.constructor.selectorItem), item => {
item.highlighted = false;
});
}
/**
* Navigates through tabs.
* @param direction `-1` to navigate backward, `1` to navigate forward.
* @param [options] The options.
* @param [options.immediate]
* `true` to make it "immediate selection change" mode, which does:
*
* * Starts with the selected item
* * Going prev/next item immediately changes the selection
*/
}, {
kind: "method",
key: "_navigate",
value: function _navigate(direction, {
immediate
} = {}) {
const {
selectorItem,
selectorItemHighlighted,
selectorItemSelected
} = this.constructor;
const nextItem = this._getNextItem(this.querySelector(immediate ? selectorItemSelected : selectorItemHighlighted), direction);
if (!nextItem) {
return;
}
if (immediate) {
this._handleUserInitiatedSelectItem(nextItem);
} else {
forEach(this.querySelectorAll(selectorItem), item => {
item[immediate ? 'selected' : 'highlighted'] = nextItem === item;
});
} // Using `{ block: 'nearest' }` to prevent scrolling unless scrolling is absolutely necessary.
// `scrollIntoViewOptions` seems to work in latest Safari despite of MDN/caniuse table.
// IE falls back to the old behavior.
nextItem.scrollIntoView({
block: 'nearest'
});
const nextItemText = nextItem.textContent;
if (nextItemText) {
this._assistiveStatusText = nextItemText;
}
this.requestUpdate();
}
}, {
kind: "method",
decorators: [HostListener('click')],
key: "_handleClick",
value: function _handleClick(event) {
const {
target
} = event;
if (this === target) {
this._handleUserInitiatedToggle();
} else if (target.value === this.value) {
// Clicking on selected item, simply closes the narrow mode dropdown
this._handleUserInitiatedToggle(false);
} else {
// Trying to select the item
// If the custom event of the selection is canceled, we don't close the narrow mode dropdown
_get(_getPrototypeOf(BXTabs.prototype), "_handleClick", this).call(this, event);
}
}
}, {
kind: "method",
decorators: [HostListener('keydown')],
key: "_handleKeydown",
value: function _handleKeydown({
key
}) {
const {
_open: open,
_triggerNode: triggerNode
} = this;
const narrowMode = Boolean(triggerNode.offsetParent);
const action = this.constructor.getAction(key, {
narrowMode
});
if (!open && narrowMode) {
// Menu closed in narrow mode
switch (action) {
case TABS_KEYBOARD_ACTION.NAVIGATING:
this._handleUserInitiatedToggle(true); // If this menu gets open with an arrow key, resets the highlight
this._clearHighlight();
break;
case TABS_KEYBOARD_ACTION.TRIGGERING:
this._handleUserInitiatedToggle(true);
break;
default:
break;
}
} else {
switch (action) {
case TABS_KEYBOARD_ACTION.CLOSING:
this._handleUserInitiatedToggle(false);
break;
case TABS_KEYBOARD_ACTION.NAVIGATING:
{
const direction = narrowMode ? NAVIGATION_DIRECTION_NARROW[key] : NAVIGATION_DIRECTION[key];
if (direction) {
this._navigate(direction, {
immediate: !narrowMode
});
}
}
break;
case TABS_KEYBOARD_ACTION.TRIGGERING:
{
const {
selectorItemHighlighted
} = this.constructor;
const highlightedItem = this.querySelector(selectorItemHighlighted);
if (highlightedItem) {
if (highlightedItem.value === this.value) {
// Selecting an already-selected item, simply closes the narrow mode dropdown
this._handleUserInitiatedToggle(false);
} else {
// Trying to select the item
// If the custom event of the selection is canceled, we don't close the narrow mode dropdown
this._handleUserInitiatedSelectItem(highlightedItem);
}
} else {
this._handleUserInitiatedToggle();
}
}
break;
default:
break;
}
}
}
}, {
kind: "method",
key: "_selectionDidChange",
value: function _selectionDidChange(itemToSelect) {
_get(_getPrototypeOf(BXTabs.prototype), "_selectionDidChange", this).call(this, itemToSelect);
this._assistiveStatusText = this.selectedItemAssistiveText;
this._handleUserInitiatedToggle(false);
}
/**
* An assistive text for screen reader to announce, telling the open state.
*/
}, {
kind: "field",
decorators: [property({
attribute: 'selecting-items-assistive-text'
})],
key: "selectingItemsAssistiveText",
value() {
return 'Selecting items. Use up and down arrow keys to navigate.';
}
}, {
kind: "field",
decorators: [property({
attribute: 'selected-item-assistive-text'
})],
key: "selectedItemAssistiveText",
value() {
return 'Selected an item.';
}
}, {
kind: "field",
decorators: [property({
attribute: 'trigger-content'
})],
key: "triggerContent",
value() {
return '';
}
}, {
kind: "field",
decorators: [property({
reflect: true
})],
key: "type",
value() {
return TABS_TYPE.REGULAR;
}
}, {
kind: "method",
key: "connectedCallback",
value:
/**
* An assistive text for screen reader to announce, telling that an item is selected.
*/
/**
* The content of the trigger button for narrow mode.
*/
/**
* Tabs type.
*/
function connectedCallback() {
if (!this.hasAttribute('tabindex')) {
this.tabIndex = 0;
}
_get(_getPrototypeOf(BXTabs.prototype), "connectedCallback", this).call(this);
}
}, {
kind: "method",
key: "shouldUpdate",
value: function shouldUpdate(changedProperties) {
_get(_getPrototypeOf(BXTabs.prototype), "shouldUpdate", this).call(this, changedProperties);
const {
selectorItem
} = this.constructor;
if (changedProperties.has('type')) {
forEach(this.querySelectorAll(selectorItem), elem => {
elem.type = this.type;
});
}
if (changedProperties.has('value')) {
const item = find(this.querySelectorAll(selectorItem), elem => elem.value === this.value);
if (item) {
const range = this.ownerDocument.createRange();
range.selectNodeContents(item);
this._selectedItemContent = range.cloneContents();
} else {
this._selectedItemContent = null;
}
}
return true;
}
}, {
kind: "method",
key: "render",
value: function render() {
const {
triggerContent,
_assistiveStatusText: assistiveStatusText,
_open: open,
_selectedItemContent: selectedItemContent
} = this;
const triggerClasses = classMap({
[`${prefix}--tabs-trigger`]: true,
[`${prefix}--tabs-trigger--open`]: open
});
const listClasses = classMap({
[`${prefix}--tabs__nav`]: true,
[`${prefix}--tabs__nav--hidden`]: !open
});
return html(_t || (_t = _`
<div
id="trigger"
role="button"
class="${0}"
aria-labelledby="trigger-label"
aria-expanded="${0}"
aria-haspopup="listbox"
aria-owns="tablist"
aria-controls="tablist"
>
<span id="trigger-label" class="${0}--tabs-trigger-text">
${0}
</span>
${0}
</div>
<ul id="tablist" role="tablist" class="${0}">
<slot></slot>
</ul>
<div class="${0}--assistive-text" role="status" aria-live="assertive" aria-relevant="additions text">
${0}
</div>
`), triggerClasses, String(open), prefix, selectedItemContent || triggerContent, ChevronDown16({
'aria-hidden': 'true'
}), listClasses, prefix, assistiveStatusText);
}
/**
* Symbols of keys that triggers opening/closing menu and selecting/deselecting menu item.
*/
}, {
kind: "field",
static: true,
key: "TRIGGER_KEYS",
value() {
return new Set([' ', 'Enter']);
}
}, {
kind: "get",
static: true,
key: "selectorItem",
value:
/**
* A selector that will return tabs.
*/
function selectorItem() {
return `${prefix}-tab`;
}
/**
* A selector that will return enabled tabs.
*/
}, {
kind: "get",
static: true,
key: "selectorItemEnabled",
value: function selectorItemEnabled() {
return `${prefix}-tab:not([disabled])`;
}
/**
* A selector that will return highlighted tabs.
*/
}, {
kind: "get",
static: true,
key: "selectorItemHighlighted",
value: function selectorItemHighlighted() {
return `${prefix}-tab[highlighted]`;
}
/**
* A selector that will return selected tabs.
*/
}, {
kind: "get",
static: true,
key: "selectorItemSelected",
value: function selectorItemSelected() {
return `${prefix}-tab[selected]`;
}
/**
* The name of the custom event fired before a tab is selected upon a user gesture.
* Cancellation of this event stops changing the user-initiated selection.
*/
}, {
kind: "get",
static: true,
key: "eventBeforeSelect",
value: function eventBeforeSelect() {
return `${prefix}-tabs-beingselected`;
}
/**
* The name of the custom event fired after a a tab is selected upon a user gesture.
*/
}, {
kind: "get",
static: true,
key: "eventSelect",
value: function eventSelect() {
return `${prefix}-tabs-selected`;
}
}, {
kind: "field",
static: true,
key: "styles",
value() {
return styles;
}
}, {
kind: "method",
static: true,
key: "getAction",
value:
/**
* @param key The key symbol.
* @param [options] The options.
* @param [options.narrowMode] `true` to get the action for narrow mode.
* @returns A action for dropdown for the given key symbol.
*/
function getAction(key, {
narrowMode
}) {
if (key === 'Escape') {
return TABS_KEYBOARD_ACTION.CLOSING;
}
if (key in (narrowMode ? NAVIGATION_DIRECTION_NARROW : NAVIGATION_DIRECTION)) {
return TABS_KEYBOARD_ACTION.NAVIGATING;
}
if (narrowMode && this.TRIGGER_KEYS.has(key)) {
return TABS_KEYBOARD_ACTION.TRIGGERING;
}
return TABS_KEYBOARD_ACTION.NONE;
}
}]
};
}, HostListenerMixin(BXContentSwitcher));
export default BXTabs;
//# sourceMappingURL=tabs.js.map