How To Add Swipe To Dismiss In Flutter Apps For A Better UX

Here is how you can implement the swipe-to-dismiss pattern in ListViews of a Flutter applications.

Swipe to delete is a common UI pattern in mobile applications. The user swipes an element in a direction and the system reacts with an action. Common use cases include removing entries from lists or making toast notifications disappear, for example.

In this short article, I will show you how to implement the pattern in a ListView of a Flutter application.

Here is the entire source code of this example:

The important part of our page is the ListView. Its items are wrapped in a Dismissible widget that handles all logic needed. Every entry needs a unique key so that it can be dismissed properly.

Here are some properties that the Dismissible widget offers:

• onDismissed – what will happen when an item is dismissed
• confirmDismiss – happens just before onDismissed occurs. You can use it for a confirmation dialog, for example.
• direction – the allowed directions the user can swipe to
• background – in case you want to style the background of the swiped element

And here is a short demo of how this can look like:

Conclusion

The swipe-to-dismiss pattern is easy to implement and one of the most basic pattern in mobile applications. With this guide, you should be able to implement it in your apps.

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