Desktop: Accessibility: Add missing labels and role information to se…

…veral controls (#10788)

packages/app-desktop/gui/NotePropertiesDialog.tsx

@@ -174,7 +174,7 @@ class NotePropertiesDialog extends React.Component<Props, State> {
 			textDecoration: 'none',
 			backgroundColor: theme.backgroundColor,
 			padding: '.14em',
-			display: 'flex',
+			display: 'inline-flex',
 			alignItems: 'center',
 			justifyContent: 'center',
 			marginLeft: '0.5em',
@@ -281,11 +281,13 @@ class NotePropertiesDialog extends React.Component<Props, State> {
 	public createNoteField(key: keyof FormNote, value: any) {
 		const styles = this.styles(this.props.themeId);
 		const theme = themeStyle(this.props.themeId);
-		const labelComp = <label style={{ ...theme.textStyle, ...theme.controlBoxLabel }}>{this.formatLabel(key)}</label>;
+		const labelText = this.formatLabel(key);
+		const labelComp = <label role='rowheader' style={{ ...theme.textStyle, ...theme.controlBoxLabel }}>{labelText}</label>;
 		let controlComp = null;
 		let editComp = null;
 		let editCompHandler = null;
 		let editCompIcon = null;
+		let editComDescription = null;
 
 		// eslint-disable-next-line @typescript-eslint/no-explicit-any -- Old code before rule was applied
 		const onKeyDown = (event: any) => {
@@ -320,6 +322,7 @@ class NotePropertiesDialog extends React.Component<Props, State> {
 					void this.saveProperty();
 				};
 				editCompIcon = 'fa-save';
+				editComDescription = _('Save changes');
 			} else {
 				controlComp = (
 					<input
@@ -374,28 +377,35 @@ class NotePropertiesDialog extends React.Component<Props, State> {
 					this.editPropertyButtonClick(key, value);
 				};
 				editCompIcon = 'fa-edit';
+				editComDescription = _('Edit');
 			}
 
 			// Add the copy icon and the 'copy on click' event
 			if (key === 'id') {
 				editCompIcon = 'fa-copy';
 				editCompHandler = () => clipboard.writeText(value);
+				editComDescription = _('Copy');
 			}
 		}
 
 		if (editCompHandler && !this.isReadOnly()) {
 			editComp = (
-				<a href="#" onClick={editCompHandler} style={styles.editPropertyButton}>
+				<a
+					href="#"
+					onClick={editCompHandler}
+					style={styles.editPropertyButton}
+					aria-label={editComDescription}
+					title={editComDescription}
+				>
 					<i className={`fas ${editCompIcon}`} aria-hidden="true"></i>
 				</a>
 			);
 		}
 
 		return (
-			<div key={key} style={theme.controlBox} className="note-property-box">
+			<div role='row' key={key} style={theme.controlBox} className="note-property-box">
 				{labelComp}
-				{controlComp}
-				{editComp}
+				<span role='cell'>{controlComp} {editComp}</span>
 			</div>
 		);
 	}
@@ -439,8 +449,10 @@ class NotePropertiesDialog extends React.Component<Props, State> {
 		return (
 			<div style={theme.dialogModalLayer}>
 				<div style={theme.dialogBox}>
-					<div style={theme.dialogTitle}>{_('Note properties')}</div>
-					<div>{noteComps}</div>
+					<div style={theme.dialogTitle} id='note-properties-dialog-title'>{_('Note properties')}</div>
+					<div role='table' aria-labelledby='note-properties-dialog-title'>
+						{noteComps}
+					</div>
 					<DialogButtonRow themeId={this.props.themeId} okButtonShow={!this.isReadOnly()} okButtonRef={this.okButton} onClick={this.buttonRow_click}/>
 				</div>
 			</div>

packages/app-desktop/gui/Sidebar/listItemComponents/FolderItem.tsx

@@ -2,12 +2,14 @@ import * as React from 'react';
 
 import { FolderIcon, FolderIconType } from '@joplin/lib/services/database/types';
 import ExpandLink from './ExpandLink';
-import { StyledListItem, StyledListItemAnchor, StyledNoteCount, StyledShareIcon, StyledSpanFix } from '../styles';
+import { StyledListItem, StyledListItemAnchor, StyledShareIcon, StyledSpanFix } from '../styles';
 import { ItemClickListener, ItemContextMenuListener, ItemDragListener } from '../types';
 import FolderIconBox from '../../FolderIconBox';
 import { getTrashFolderIcon, getTrashFolderId } from '@joplin/lib/services/trash';
 import Folder from '@joplin/lib/models/Folder';
 import { ModelType } from '@joplin/lib/BaseModel';
+import { _ } from '@joplin/lib/locale';
+import NoteCount from './NoteCount';
 
 const renderFolderIcon = (folderIcon: FolderIcon) => {
 	if (!folderIcon) {
@@ -47,8 +49,8 @@ interface FolderItemProps {
 function FolderItem(props: FolderItemProps) {
 	const { hasChildren, showFolderIcon, isExpanded, parentId, depth, selected, folderId, folderTitle, folderIcon, noteCount, onFolderDragStart_, onFolderDragOver_, onFolderDrop_, itemContextMenu, folderItem_click, onFolderToggleClick_, shareId } = props;
 
-	const noteCountComp = noteCount ? <StyledNoteCount className="note-count-label">{noteCount}</StyledNoteCount> : null;
-	const shareIcon = shareId && !parentId ? <StyledShareIcon className="fas fa-share-alt"></StyledShareIcon> : null;
+	const shareTitle = _('Shared');
+	const shareIcon = shareId && !parentId ? <StyledShareIcon aria-label={shareTitle} title={shareTitle} className="fas fa-share-alt"/> : null;
 	const draggable = ![getTrashFolderId(), Folder.conflictFolderId()].includes(folderId);
 
 	const doRenderFolderIcon = () => {
@@ -69,6 +71,7 @@ function FolderItem(props: FolderItemProps) {
 				isConflictFolder={folderId === Folder.conflictFolderId()}
 				href="#"
 				selected={selected}
+				aria-selected={selected}
 				shareId={shareId}
 				data-id={folderId}
 				data-type={ModelType.Folder}
@@ -80,7 +83,7 @@ function FolderItem(props: FolderItemProps) {
 				onDoubleClick={onFolderToggleClick_}
 			>
 				{doRenderFolderIcon()}<StyledSpanFix className="title">{folderTitle}</StyledSpanFix>
-				{shareIcon} {noteCountComp}
+				{shareIcon} <NoteCount count={noteCount}/>
 			</StyledListItemAnchor>
 		</StyledListItem>
 	);

packages/app-desktop/gui/Sidebar/listItemComponents/HeaderItem.tsx

@@ -61,7 +61,7 @@ const HeaderItem: React.FC<Props> = props => {
 				tabIndex={0}
 				ref={props.anchorRef}
 			>
-				<StyledHeaderIcon className={item.iconName}/>
+				<StyledHeaderIcon aria-label='' className={item.iconName}/>
 				<StyledHeaderLabel>{item.label}</StyledHeaderLabel>
 			</StyledHeader>
 			{ item.onPlusButtonClick && addButton }

packages/app-desktop/gui/Sidebar/listItemComponents/NoteCount.tsx

@@ -1,5 +1,5 @@
 import * as React from 'react';
-import { StyledNoteCount } from '../styles';
+import { _n } from '@joplin/lib/locale';
 
 
 interface Props {
@@ -8,7 +8,8 @@ interface Props {
 
 const NoteCount: React.FC<Props> = props => {
 	const count = props.count;
-	return count ? <StyledNoteCount className="note-count-label">{count}</StyledNoteCount> : null;
+	const title = _n('Contains %d note', 'Contains %d notes', count, count);
+	return count ? <div role='note' aria-label={title} title={title} className="note-count-label">{count}</div> : null;
 };
 
 export default NoteCount;

packages/app-desktop/gui/Sidebar/listItemComponents/TagItem.tsx

@@ -33,10 +33,12 @@ const TagItem = (props: Props) => {
 	}, [props.onClick, tag]);
 
 	return (
-		<StyledListItem selected={selected}
+		<StyledListItem
+			selected={selected}
 			className={`list-item-container ${selected ? 'selected' : ''}`}
 			onDrop={props.onTagDrop}
 			data-tag-id={tag.id}
+			aria-selected={selected}
 		>
 			<EmptyExpandLink/>
 			<StyledListItemAnchor

packages/app-desktop/gui/Sidebar/style.scss

@@ -1,4 +1,5 @@
 @use 'styles/folder-and-tag-list.scss';
+@use 'styles/note-count-label.scss';
 @use 'styles/sidebar-expand-icon.scss';
 @use 'styles/sidebar-expand-link.scss';
 @use 'styles/sidebar-header-container.scss';

packages/app-desktop/gui/Sidebar/styles/index.ts

@@ -95,12 +95,6 @@ export const StyledShareIcon = styled.i`
 	margin-left: 8px;
 `;
 
-export const StyledNoteCount = styled.div`
-	color: ${(props: StyleProps) => props.theme.colorFaded2};
-	padding-left: 8px;
-	user-select: none;
-`;
-
 export const StyledSynchronizeButton = styled(Button)`
 	width: 100%;
 `;

packages/app-desktop/gui/Sidebar/styles/note-count-label.scss

@@ -0,0 +1,6 @@
+
+.note-count-label {
+	color: var(--joplin-color-faded2);
+	padding-left: 8px;
+	user-select: none;
+}

packages/app-desktop/gui/ToolbarButton/ToolbarButton.tsx

@@ -50,16 +50,22 @@ export default function ToolbarButton(props: Props) {
 		whiteSpace: 'nowrap',
 		overflow: 'hidden',
 		textOverflow: 'ellipsis' };
+	const disabled = !isEnabled;
 	return (
 		<StyledRoot
 			className={classes.join(' ')}
-			disabled={!isEnabled}
 			title={tooltip}
 			href="#"
 			hasTitle={!!title}
 			onClick={() => {
 				if (isEnabled && onClick) onClick();
 			}}
+
+			// At least on MacOS, the disabled HTML prop isn't sufficient for the screen reader
+			// to read the element as disable. For this, aria-disabled is necessary.
+			disabled={disabled}
+			aria-disabled={!isEnabled}
+			role='button'
 		>
 			{icon}
 			<span style={style}>{title}</span>

packages/app-desktop/gui/lib/SearchInput/SearchInput.tsx

@@ -59,6 +59,7 @@ export interface OnChangeEvent {
 
 export default function(props: Props) {
 	const iconName = !props.searchStarted ? CommandService.instance().iconName('search') : 'fa fa-times';
+	const iconLabel = !props.searchStarted ? _('Search') : _('Clear search');
 
 	// eslint-disable-next-line @typescript-eslint/no-explicit-any -- Old code before rule was applied
 	const onChange = useCallback((event: any) => {
@@ -79,7 +80,10 @@ export default function(props: Props) {
 				spellCheck={false}
 				disabled={props.disabled}
 			/>
-			<SearchButton onClick={props.onSearchButtonClick}>
+			<SearchButton
+				aria-label={iconLabel}
+				onClick={props.onSearchButtonClick}
+			>
 				<SearchButtonIcon className={iconName}/>
 			</SearchButton>
 		</Root>

packages/app-desktop/gui/note-viewer/index.html

@@ -2,6 +2,7 @@
 <html>
 <head id="joplin-container-root-head">
 	<meta charset="UTF-8">
+	<title>Note viewer</title>
 
 	<style>
 		body {