Outlook_Addin_LLM/node_modules/@fluentui/react-dialog/lib/utils/useFocusFirstElement.js

35 lines
1.4 KiB
JavaScript

import * as React from 'react';
import { useFocusFinders } from '@fluentui/react-tabster';
import { useFluent_unstable } from '@fluentui/react-shared-contexts';
/**
* Focus first element on content when dialog is opened,
*/ export function useFocusFirstElement(open, modalType) {
const { findFirstFocusable } = useFocusFinders();
const { targetDocument } = useFluent_unstable();
const dialogRef = React.useRef(null);
React.useEffect(()=>{
if (!open) {
return;
}
const element = dialogRef.current && findFirstFocusable(dialogRef.current);
if (element) {
element.focus();
} else {
var _dialogRef_current;
(_dialogRef_current = dialogRef.current) === null || _dialogRef_current === void 0 ? void 0 : _dialogRef_current.focus(); // https://github.com/microsoft/fluentui/issues/25150
if (process.env.NODE_ENV === 'development') {
// eslint-disable-next-line no-console
console.warn(`@fluentui/react-dialog [useFocusFirstElement]:
A Dialog should have at least one focusable element inside DialogSurface.
Please add at least a close button either on \`DialogTitle\` action slot or inside \`DialogActions\``);
}
}
}, [
findFirstFocusable,
open,
modalType,
targetDocument
]);
return dialogRef;
}