React hook for using keyboard shortcuts in components. keydownのイベントが発火してしまい、意図しないタイミングで、handleKeyDownのメソッドが発動してしまって苦戦していました。, 解決策としては、keydownを使いたいComponentの親Componentのstateやpropsの変更をなくして、 19 November 2018 何か間違ってるとかあれば意見を気軽にいただけますと幸いです。, https://stackoverflow.com/questions/43503964/onkeydown-event-not-working-on-divs-in-react https://developer.mozilla.org/ja/docs/Web/API/EventTarget/addEventListener Video Introduction At React Conf 2018, Sophie Alpert and Dan Abramov introduced Hooks, followed by Ryan Florence demonstrating how to refactor an application to use them. https://developer.mozilla.org/ja/docs/Web/API/Document/keydown_event, オフィスおかんの支払アプリ「おかんPAY」のPdM兼エンジニア。株式会社OKAN所属。「働く人のライフスタイルを豊かにする」を実現する。Ruby on Rails, ReactNative. inputとかtextareaでのkeydownの扱い方の記事はあるけど、 https://blog.zatsuzen.com/react/keypress/ download the GitHub extension for Visual Studio, Separator character for combinations patterns, Character that separates patterns when more than one is available, The key from the javascript event object that will be used to match the passed key. 親のstateを変更すると、componentDidMountが走り、 Using setInterval inside React components allows us to execute a function or some code at specific intervals. Sign up for free and join this conversation. React hookならuseEffectの第2引数で副作用の適用をスキップできるので、うまくいきそうな気がします。。。 最後に いかがだったでしょうか？ 何か間違ってるとかあれば意見を気軽にいただけますと幸いです。 参考 The availables options are, If the event should prevent the default key behaviour. https://ja.reactjs.org/docs/hooks-intro.html What is going on with this article? Help us understand the problem. Let's explore how to use setInterval in React. ↓ This is a hook version for the hotkeys package. div要素の場合がなかったので、記事を書いてみました。, input, textareaなどでのkeydownの使い方はこちらです。 componentDidMountにaddEventListenerで、keydownをListenしてあげるだけです。, componenｔWillUnmountでListenを解除してあげるのを忘れないようにしましょう。, 自分がハマったのは、親のComponentからPropsに親のComponentのstateを変更するfunctionを渡していたのですが、 Use Git or checkout with SVN using the web URL. Options are. Contribute to wmattei/react-use-key development by creating an account on GitHub. React Native supports Hooks since the 0.59 release of React Native. Take a look at the useEffect Hook. Qiita can be used more conveniently after logging in. Learn more. This is a hook version for the hotkeys package. If nothing happens, download GitHub Desktop and try again. GitHub is home to over 50 million developers working together to host and review code, manage projects, and build software together. You seem to be reading articles frequently this month. componentDidMountが走らないようにしました。, React hookならuseEffectの第2引数で副作用の適用をスキップできるので、うまくいきそうな気がします。。。, いかがだったでしょうか？ https://masarufuruya.hatenadiary.jp/entry/2017/09/06/200551, keydownイベントをdiv要素に対して使うのは調べてみると簡単で、 Why not register and get more from Qiita? The third parameter is an optional configuration object that includes: Feel free to report an issue or to create new features. By following users and tags, you can catch up information on technical fields that you are interested in as a whole, By "stocking" the articles you like, you can search right away. You signed in with another tab or window. Qiita can be used more conveniently after logging in. If nothing happens, download Xcode and try again.
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