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mirror of https://github.com/MisskeyIO/misskey synced 2024-12-23 11:08:22 +09:00
MisskeyIO/packages/frontend/src/scripts/focus.ts
Shun Sakai c2370a1be6
chore: 著作権とライセンスについての情報を各ファイルに追加する (#11348)
* chore: Add the SPDX information to each file

Add copyright and licensing information as defined in version 3.0 of
the REUSE Specification.

* tweak format

---------

Co-authored-by: syuilo <Syuilotan@yahoo.co.jp>
2023-07-27 14:31:52 +09:00

33 lines
762 B
TypeScript

/*
* SPDX-FileCopyrightText: syuilo and other misskey contributors
* SPDX-License-Identifier: AGPL-3.0-only
*/
export function focusPrev(el: Element | null, self = false, scroll = true) {
if (el == null) return;
if (!self) el = el.previousElementSibling;
if (el) {
if (el.hasAttribute('tabindex')) {
(el as HTMLElement).focus({
preventScroll: !scroll,
});
} else {
focusPrev(el.previousElementSibling, true);
}
}
}
export function focusNext(el: Element | null, self = false, scroll = true) {
if (el == null) return;
if (!self) el = el.nextElementSibling;
if (el) {
if (el.hasAttribute('tabindex')) {
(el as HTMLElement).focus({
preventScroll: !scroll,
});
} else {
focusPrev(el.nextElementSibling, true);
}
}
}