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[Glitch] Trap tab in modals
Port 5c73746b69
to glitch-soc
Signed-off-by: Thibaut Girka <thib@sitedethib.com>
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parent
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@ -26,8 +26,30 @@ export default class ModalRoot extends React.PureComponent {
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}
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}
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handleKeyDown = (e) => {
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if (e.key === 'Tab') {
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const focusable = Array.from(this.node.querySelectorAll('button:not([disabled]), [href], input:not([disabled]), select:not([disabled]), textarea:not([disabled]), [tabindex]:not([tabindex="-1"])')).filter((x) => window.getComputedStyle(x).display !== 'none');
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const index = focusable.indexOf(e.target);
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let element;
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if (e.shiftKey) {
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element = focusable[index - 1] || focusable[focusable.length - 1];
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} else {
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element = focusable[index + 1] || focusable[0];
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}
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if (element) {
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element.focus();
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e.stopPropagation();
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e.preventDefault();
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}
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}
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}
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componentDidMount () {
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window.addEventListener('keyup', this.handleKeyUp, false);
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window.addEventListener('keydown', this.handleKeyDown, false);
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this.history = this.context.router ? this.context.router.history : createHistory();
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}
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@ -60,6 +82,7 @@ export default class ModalRoot extends React.PureComponent {
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componentWillUnmount () {
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window.removeEventListener('keyup', this.handleKeyUp);
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window.removeEventListener('keydown', this.handleKeyDown);
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}
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handleModalClose () {
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