Commit 27a0d02d authored by ThibG's avatar ThibG Committed by Eugen Rochko

Improve keyboard navigation in privacy dropdown (#11492)

* Trap tab in privacy dropdown

* Give focus back to last focused element when privacy dropdown menu closes

* Actually give back focus to the element that had it before clicking the dropdown
parent a12f1a0b
......@@ -12,6 +12,8 @@ export default class IconButton extends React.PureComponent {
title: PropTypes.string.isRequired,
icon: PropTypes.string.isRequired,
onClick: PropTypes.func,
onMouseDown: PropTypes.func,
onKeyDown: PropTypes.func,
size: PropTypes.number,
active: PropTypes.bool,
pressed: PropTypes.bool,
......@@ -42,6 +44,18 @@ export default class IconButton extends React.PureComponent {
}
}
handleMouseDown = (e) => {
if (!this.props.disabled && this.props.onMouseDown) {
this.props.onMouseDown(e);
}
}
handleKeyDown = (e) => {
if (!this.props.disabled && this.props.onKeyDown) {
this.props.onKeyDown(e);
}
}
render () {
const style = {
fontSize: `${this.props.size}px`,
......@@ -84,6 +98,8 @@ export default class IconButton extends React.PureComponent {
title={title}
className={classes}
onClick={this.handleClick}
onMouseDown={this.handleMouseDown}
onKeyDown={this.handleKeyDown}
style={style}
tabIndex={tabIndex}
disabled={disabled}
......@@ -103,6 +119,8 @@ export default class IconButton extends React.PureComponent {
title={title}
className={classes}
onClick={this.handleClick}
onMouseDown={this.handleMouseDown}
onKeyDown={this.handleKeyDown}
style={style}
tabIndex={tabIndex}
disabled={disabled}
......
......@@ -73,6 +73,19 @@ class PrivacyDropdownMenu extends React.PureComponent {
this.props.onChange(element.getAttribute('data-index'));
}
break;
case 'Tab':
if (e.shiftKey) {
element = this.node.childNodes[index - 1] || this.node.lastChild;
} else {
element = this.node.childNodes[index + 1] || this.node.firstChild;
}
if (element) {
element.focus();
this.props.onChange(element.getAttribute('data-index'));
e.preventDefault();
e.stopPropagation();
}
break;
case 'Home':
element = this.node.firstChild;
if (element) {
......@@ -180,6 +193,9 @@ class PrivacyDropdown extends React.PureComponent {
}
} else {
const { top } = target.getBoundingClientRect();
if (this.state.open && this.activeElement) {
this.activeElement.focus();
}
this.setState({ placement: top * 2 < innerHeight ? 'bottom' : 'top' });
this.setState({ open: !this.state.open });
}
......@@ -202,7 +218,25 @@ class PrivacyDropdown extends React.PureComponent {
}
}
handleMouseDown = () => {
if (!this.state.open) {
this.activeElement = document.activeElement;
}
}
handleButtonKeyDown = (e) => {
switch(e.key) {
case ' ':
case 'Enter':
this.handleMouseDown();
break;
}
}
handleClose = () => {
if (this.state.open && this.activeElement) {
this.activeElement.focus();
}
this.setState({ open: false });
}
......@@ -239,6 +273,8 @@ class PrivacyDropdown extends React.PureComponent {
active={open}
inverted
onClick={this.handleToggle}
onMouseDown={this.handleMouseDown}
onKeyDown={this.handleButtonKeyDown}
style={{ height: null, lineHeight: '27px' }}
/>
</div>
......
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