@patternfly/react-core
Version:
This library provides a set of common React components for use with the PatternFly reference implementation.
153 lines • 9.04 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.TreeViewRoot = void 0;
const tslib_1 = require("tslib");
const jsx_runtime_1 = require("react/jsx-runtime");
const react_1 = require("react");
const react_styles_1 = require("@patternfly/react-styles");
const tree_view_1 = tslib_1.__importDefault(require("@patternfly/react-styles/css/components/TreeView/tree-view"));
const util_1 = require("../../helpers/util");
const helpers_1 = require("../../helpers");
const constants_1 = require("../../helpers/constants");
class TreeViewRoot extends react_1.Component {
constructor() {
super(...arguments);
this.displayName = 'TreeViewRoot';
this.treeRef = (0, react_1.createRef)();
this.handleKeys = (event) => {
var _a, _b, _c, _d, _e, _f, _g;
if (!this.treeRef.current.contains(event.target) ||
!event.target.classList.contains(tree_view_1.default.treeViewNode)) {
return;
}
const activeElement = document.activeElement;
const key = event.key;
const treeItems = Array.from((_a = this.treeRef.current) === null || _a === void 0 ? void 0 : _a.getElementsByClassName(tree_view_1.default.treeViewNode)).filter((el) => !el.classList.contains('pf-m-disabled'));
if (key === constants_1.KeyTypes.Space) {
activeElement.click();
event.preventDefault();
}
(0, helpers_1.handleArrows)(event, treeItems, (element) => activeElement === element, undefined, [], undefined, true, true);
if (['ArrowLeft', 'ArrowRight'].includes(key)) {
const isExpandable = (_c = (_b = activeElement === null || activeElement === void 0 ? void 0 : activeElement.firstElementChild) === null || _b === void 0 ? void 0 : _b.firstElementChild) === null || _c === void 0 ? void 0 : _c.classList.contains(tree_view_1.default.treeViewNodeToggle);
const isExpanded = (_d = activeElement === null || activeElement === void 0 ? void 0 : activeElement.closest('li')) === null || _d === void 0 ? void 0 : _d.classList.contains('pf-m-expanded');
if (key === 'ArrowLeft') {
if (isExpandable && isExpanded) {
activeElement.click();
}
else {
const parentList = (_e = activeElement === null || activeElement === void 0 ? void 0 : activeElement.closest('ul')) === null || _e === void 0 ? void 0 : _e.parentElement;
if ((parentList === null || parentList === void 0 ? void 0 : parentList.tagName) !== 'DIV') {
const parentButton = parentList === null || parentList === void 0 ? void 0 : parentList.querySelector('button');
activeElement.tabIndex = -1;
if (parentButton) {
parentButton.tabIndex = 0;
parentButton.focus();
}
}
}
}
else {
if (isExpandable && !isExpanded) {
activeElement.tabIndex = -1;
activeElement.click();
const childElement = (_g = (_f = activeElement === null || activeElement === void 0 ? void 0 : activeElement.closest('li')) === null || _f === void 0 ? void 0 : _f.querySelector('ul > li')) === null || _g === void 0 ? void 0 : _g.querySelector('button');
if (childElement) {
childElement.tabIndex = 0;
childElement.focus();
}
}
}
event.preventDefault();
}
};
this.handleKeysCheckbox = (event) => {
var _a, _b, _c, _d, _e;
if (!this.treeRef.current.contains(event.target)) {
return;
}
const activeElement = document.activeElement;
const key = event.key;
if (key === constants_1.KeyTypes.Space) {
activeElement.click();
event.preventDefault();
}
const treeNodes = Array.from((_a = this.treeRef.current) === null || _a === void 0 ? void 0 : _a.getElementsByClassName(tree_view_1.default.treeViewNode));
(0, helpers_1.handleArrows)(event, treeNodes, (element) => element.contains(activeElement), (element) => element.querySelector('button,input'), [], undefined, true, true);
if (['ArrowLeft', 'ArrowRight'].includes(key)) {
if (key === 'ArrowLeft') {
if ((activeElement === null || activeElement === void 0 ? void 0 : activeElement.tagName) === 'INPUT') {
((_b = activeElement === null || activeElement === void 0 ? void 0 : activeElement.parentElement) === null || _b === void 0 ? void 0 : _b.previousSibling) &&
activeElement.parentElement.previousSibling.focus();
}
else if (activeElement === null || activeElement === void 0 ? void 0 : activeElement.previousSibling) {
if (((_c = activeElement.previousElementSibling) === null || _c === void 0 ? void 0 : _c.tagName) === 'SPAN') {
activeElement.previousSibling.firstChild.focus();
}
else {
activeElement.previousSibling.focus();
}
}
}
else {
if ((activeElement === null || activeElement === void 0 ? void 0 : activeElement.tagName) === 'INPUT') {
((_d = activeElement.parentElement) === null || _d === void 0 ? void 0 : _d.nextSibling) && activeElement.parentElement.nextSibling.focus();
}
else if (activeElement === null || activeElement === void 0 ? void 0 : activeElement.nextSibling) {
if (((_e = activeElement.nextElementSibling) === null || _e === void 0 ? void 0 : _e.tagName) === 'SPAN') {
activeElement.nextSibling.firstChild.focus();
}
else {
activeElement.nextSibling.focus();
}
}
}
event.preventDefault();
}
};
this.variantStyleModifiers = {
default: '',
compact: tree_view_1.default.modifiers.compact,
compactNoBackground: [tree_view_1.default.modifiers.compact, tree_view_1.default.modifiers.noBackground]
};
}
componentDidMount() {
var _a;
if (util_1.canUseDOM) {
window.addEventListener('keydown', this.props.hasCheckboxes || this.props.hasSelectableNodes ? this.handleKeysCheckbox : this.handleKeys);
}
if (this.props.hasCheckboxes || this.props.hasSelectableNodes) {
const firstToggle = this.treeRef.current.getElementsByClassName(tree_view_1.default.treeViewNodeToggle)[0];
if (firstToggle) {
firstToggle.tabIndex = 0;
}
if (this.props.hasCheckboxes) {
const firstInput = this.treeRef.current.getElementsByTagName('INPUT')[0];
if (firstInput) {
firstInput.tabIndex = 0;
}
}
if (this.props.hasSelectableNodes) {
const firstTextButton = this.treeRef.current.getElementsByClassName(tree_view_1.default.treeViewNodeText)[0];
if (firstTextButton) {
firstTextButton.tabIndex = 0;
}
}
}
else {
((_a = this.treeRef.current) === null || _a === void 0 ? void 0 : _a.getElementsByClassName(tree_view_1.default.treeViewNode)[0]).tabIndex = 0;
}
}
componentWillUnmount() {
if (util_1.canUseDOM) {
window.removeEventListener('keydown', this.props.hasCheckboxes || this.props.hasSelectableNodes ? this.handleKeysCheckbox : this.handleKeys);
}
}
render() {
// eslint-disable-next-line @typescript-eslint/no-unused-vars
const _a = this.props, { children, hasCheckboxes, hasGuides, variant, className, hasSelectableNodes } = _a, props = tslib_1.__rest(_a, ["children", "hasCheckboxes", "hasGuides", "variant", "className", "hasSelectableNodes"]);
return ((0, jsx_runtime_1.jsx)("div", Object.assign({ className: (0, react_styles_1.css)(tree_view_1.default.treeView, hasGuides && tree_view_1.default.modifiers.guides, this.variantStyleModifiers[variant], className), ref: this.treeRef }, props, { children: children })));
}
}
exports.TreeViewRoot = TreeViewRoot;
//# sourceMappingURL=TreeViewRoot.js.map