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fix memory leak warning, clear timer when the component unmounts (#6641)

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* fix memory leak warning, clear timer when the component unmounts

* clean up redundant check
This commit is contained in:
Aries
2024-08-26 18:22:27 +08:00
committed by GitHub
parent 4dea019fa6
commit 2e85559dfe
1 changed files with 9 additions and 3 deletions
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12
frontend/src/components/toast/toast.js
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@@ -6,6 +6,8 @@ import Alert from './alert';
const ANIMATION_DURATION = 240; const ANIMATION_DURATION = 240;
export default class Toast extends React.PureComponent { export default class Toast extends React.PureComponent {
_isMounted = false;
static propTypes = { static propTypes = {
/** /**
* The z-index of the toast. * The z-index of the toast.
@@ -67,10 +69,12 @@ export default class Toast extends React.PureComponent {
} }
componentDidMount() { componentDidMount() {
this._isMounted = true;
this.startCloseTimer(); this.startCloseTimer();
} }
componentWillUnmount() { componentWillUnmount() {
this._isMounted = false;
this.clearCloseTimer(); this.clearCloseTimer();
} }
@@ -80,9 +84,11 @@ export default class Toast extends React.PureComponent {
event.stopPropagation(); event.stopPropagation();
} }
this.clearCloseTimer(); this.clearCloseTimer();
this.setState({ if (this._isMounted) {
isShown: false this.setState({
}); isShown: false
});
}
}; };
startCloseTimer = () => { startCloseTimer = () => {