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fix event listener not removed

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xmcp
2020-01-12 19:52:31 +08:00
parent 906d228a37
commit 38cc91ad9b
1 changed files with 13 additions and 8 deletions
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11
src/UserAction.js
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@@ -270,17 +270,22 @@ export class ReplyForm extends Component {
}; };
this.on_change_bound=this.on_change.bind(this); this.on_change_bound=this.on_change.bind(this);
this.area_ref=this.props.area_ref||React.createRef(); this.area_ref=this.props.area_ref||React.createRef();
this.global_keypress_handler_bound=this.global_keypress_handler.bind(this);
} }
componentDidMount() { global_keypress_handler(e) {
document.addEventListener('keypress',(e)=>{
if(e.code==='Enter' && !e.ctrlKey && !e.altKey && ['input','textarea'].indexOf(e.target.tagName.toLowerCase())===-1) { if(e.code==='Enter' && !e.ctrlKey && !e.altKey && ['input','textarea'].indexOf(e.target.tagName.toLowerCase())===-1) {
if(this.area_ref.current) { if(this.area_ref.current) {
e.preventDefault(); e.preventDefault();
this.area_ref.current.focus(); this.area_ref.current.focus();
} }
} }
}); }
componentDidMount() {
document.addEventListener('keypress',this.global_keypress_handler_bound);
}
componentWillUnmount() {
document.removeEventListener('keypress',this.global_keypress_handler_bound);
} }
on_change(value) { on_change(value) {