61a63e47f4
* Stash noImplicitAny work * Stash * Fix imports * Iterate * Fix tests * Delint * Fix tests
85 lines
3 KiB
TypeScript
85 lines
3 KiB
TypeScript
/*
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Copyright 2015, 2016 OpenMarket Ltd
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Copyright 2018 New Vector Ltd
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Copyright 2019 The Matrix.org Foundation C.I.C.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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import React from "react";
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import { useRovingTabIndex } from "../RovingTabIndex";
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import StyledRadioButton from "../../components/views/elements/StyledRadioButton";
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import { KeyBindingAction } from "../KeyboardShortcuts";
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import { getKeyBindingsManager } from "../../KeyBindingsManager";
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interface IProps extends React.ComponentProps<typeof StyledRadioButton> {
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label?: string;
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onChange(): void; // we handle keyup/down ourselves so lose the ChangeEvent
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onClose(): void; // gets called after onChange on KeyBindingAction.Enter
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}
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// Semantic component for representing a styled role=menuitemradio
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export const StyledMenuItemRadio: React.FC<IProps> = ({ children, label, onChange, onClose, ...props }) => {
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const [onFocus, isActive, ref] = useRovingTabIndex<HTMLInputElement>();
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const onKeyDown = (e: React.KeyboardEvent): void => {
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let handled = true;
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const action = getKeyBindingsManager().getAccessibilityAction(e);
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switch (action) {
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case KeyBindingAction.Space:
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onChange();
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break;
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case KeyBindingAction.Enter:
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onChange();
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// Implements https://www.w3.org/TR/wai-aria-practices/#keyboard-interaction-12
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onClose();
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break;
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default:
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handled = false;
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}
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if (handled) {
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e.stopPropagation();
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e.preventDefault();
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}
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};
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const onKeyUp = (e: React.KeyboardEvent): void => {
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const action = getKeyBindingsManager().getAccessibilityAction(e);
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switch (action) {
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case KeyBindingAction.Enter:
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case KeyBindingAction.Space:
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// prevent the input default handler as we handle it on keydown to match
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// https://www.w3.org/TR/wai-aria-practices/examples/menubar/menubar-2/menubar-2.html
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e.stopPropagation();
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e.preventDefault();
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break;
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}
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};
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return (
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<StyledRadioButton
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{...props}
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role="menuitemradio"
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aria-label={label}
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onChange={onChange}
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onKeyDown={onKeyDown}
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onKeyUp={onKeyUp}
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onFocus={onFocus}
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inputRef={ref}
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tabIndex={isActive ? 0 : -1}
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>
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{children}
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</StyledRadioButton>
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);
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};
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