What are the best practices for using React Transition Group?

What are the best practices for using React Transition Group?

When using React Transition Group, it's important to manage your component's state effectively and ensure that transitions are smooth. You should also consider using the CSSTransition and TransitionGroup components for better control over animations.

Can you give me an example of how to implement a fade transition?

Sure! You can use the CSSTransition component like this:

<CSSTransition
  in={show}
  timeout={300}
  classNames="fade"
>
  <div className="fade-box">Content here</div>
</CSSTransition>

Make sure to define the CSS for the fade-enter and fade-exit classes.

What CSS styles should I use for the fade transition?

You can use the following CSS styles:

.fade-enter {
  opacity: 0;
}
.fade-enter-active {
  opacity: 1;
  transition: opacity 300ms;
}
.fade-exit {
  opacity: 1;
}
.fade-exit-active {
  opacity: 0;
  transition: opacity 300ms;
}

Are there any performance considerations I should keep in mind?

Yes, avoid excessive re-renders and ensure that your transitions are not blocking the main thread. Use requestAnimationFrame for smoother animations and consider using React.memo to optimize component rendering.