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Improve RovingTabIndex & Room List filtering performance (#6987)

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Michael Telatynski 2021-10-26 12:16:50 +01:00 • committed by GitHub
parent 39e61c4fa3
commit 04c06b6aa8
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9 changed files with 471 additions and 327 deletions
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13
src/accessibility/Toolbar.tsx
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@ -16,7 +16,7 @@ limitations under the License.
import React from "react";
import { IState, RovingTabIndexProvider } from "./RovingTabIndex";
import { RovingTabIndexProvider } from "./RovingTabIndex";
import { Key } from "../Keyboard";
interface IProps extends Omit<React.HTMLProps<HTMLDivElement>, "onKeyDown"> {
@ -26,7 +26,7 @@ interface IProps extends Omit<React.HTMLProps<HTMLDivElement>, "onKeyDown"> {
// https://www.w3.org/TR/wai-aria-practices-1.1/#toolbar
// All buttons passed in children must use RovingTabIndex to set `onFocus`, `isActive`, `ref`
const Toolbar: React.FC<IProps> = ({ children, ...props }) => {
const onKeyDown = (ev: React.KeyboardEvent, state: IState) => {
const onKeyDown = (ev: React.KeyboardEvent) => {
const target = ev.target as HTMLElement;
// Don't interfere with input default keydown behaviour
if (target.tagName === "INPUT") return;
@ -42,15 +42,6 @@ const Toolbar: React.FC<IProps> = ({ children, ...props }) => {
}
break;
case Key.ARROW_LEFT:
case Key.ARROW_RIGHT:
if (state.refs.length > 0) {
const i = state.refs.findIndex(r => r === state.activeRef);
const delta = ev.key === Key.ARROW_RIGHT ? 1 : -1;
state.refs.slice((i + delta) % state.refs.length)[0].current.focus();
}
break;
default:
handled = false;
}