jiti-meet/react/features/keyboard-shortcuts/components/web/KeyboardShortcutsDialog.tsx

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import { withStyles } from '@material-ui/core/styles';
import clsx from 'clsx';
import React, { Component } from 'react';
import { WithTranslation } from 'react-i18next';
// @ts-ignore
import { Dialog } from '../../../base/dialog';
import { translate } from '../../../base/i18n/functions';
/**
* The type of the React {@code Component} props of
* {@link KeyboardShortcutsDialog}.
*/
interface Props extends WithTranslation {
/**
* An object containing the CSS classes.
*/
classes: any,
/**
* A Map with keyboard keys as keys and translation keys as values.
*/
shortcutDescriptions: Map<string, string>
}
/**
* Creates the styles for the component.
*
* @param {Object} theme - The current UI theme.
*
* @returns {Object}
*/
const styles = (theme: any) => {
return {
list: {
listStyleType: 'none',
padding: 0,
'& .shortcuts-list__item': {
display: 'flex',
justifyContent: 'space-between',
marginBottom: theme.spacing(2)
},
'& .item-action': {
backgroundColor: theme.palette.ui04,
fontWeight: 'bold',
padding: '1px 4px',
borderRadius: '4px'
}
}
};
};
/**
* Implements a React {@link Component} which displays a dialog describing
* registered keyboard shortcuts.
*
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* @augments Component
*/
class KeyboardShortcutsDialog extends Component<Props> {
/**
* Implements React's {@link Component#render()}.
*
* @inheritdoc
* @returns {ReactElement}
*/
render() {
const shortcuts = Array.from(this.props.shortcutDescriptions)
.map(description => this._renderShortcutsListItem(...description));
return (
<Dialog
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cancelKey = { 'dialog.close' }
submitDisabled = { true }
titleKey = 'keyboardShortcuts.keyboardShortcuts'
width = 'small'>
<div
id = 'keyboard-shortcuts'>
<ul
className = { clsx('shortcuts-list', this.props.classes.list) }
id = 'keyboard-shortcuts-list'>
{shortcuts}
</ul>
</div>
</Dialog>
);
}
/**
* Creates a {@code ReactElement} for describing a single keyboard shortcut.
*
* @param {string} keyboardKey - The keyboard key that triggers an action.
* @param {string} translationKey - A description of what the action does.
* @private
* @returns {ReactElement}
*/
_renderShortcutsListItem(keyboardKey: string, translationKey: string) {
let modifierKey = 'Alt';
if (window.navigator?.platform) {
if (window.navigator.platform.indexOf('Mac') !== -1) {
modifierKey = '⌥';
}
}
return (
<li
className = 'shortcuts-list__item'
key = { keyboardKey }>
<span
aria-label = { this.props.t(translationKey) }
className = 'shortcuts-list__description'>
{ this.props.t(translationKey) }
</span>
<span className = 'item-action'>
{ keyboardKey.startsWith(':')
? `${modifierKey} + ${keyboardKey.slice(1)}`
: keyboardKey }
</span>
</li>
);
}
}
export default translate(withStyles(styles)(KeyboardShortcutsDialog));