Скачать или смотреть How to Make a CustomScrollView in Flutter Scrollable Both Horizontally and Vertically

Learn how to enhance your `CustomScrollView` in Flutter to allow for smooth horizontal and vertical scrolling with this easy-to-follow guide.
---
This video is based on the question https://stackoverflow.com/q/73979884/ asked by the user 'shiv zuh' ( https://stackoverflow.com/u/8500699/ ) and on the answer https://stackoverflow.com/a/73981323/ provided by the user 'Hadysata' ( https://stackoverflow.com/u/9410194/ ) at 'Stack Overflow' website. Thanks to these great users and Stackexchange community for their contributions.

Visit these links for original content and any more details, such as alternate solutions, latest updates/developments on topic, comments, revision history etc. For example, the original title of the Question was: Make horizontal CustomScrollView also vertically scrollable flutter

Also, Content (except music) licensed under CC BY-SA https://meta.stackexchange.com/help/l...
The original Question post is licensed under the 'CC BY-SA 4.0' ( https://creativecommons.org/licenses/... ) license, and the original Answer post is licensed under the 'CC BY-SA 4.0' ( https://creativecommons.org/licenses/... ) license.

If anything seems off to you, please feel free to write me at vlogize [AT] gmail [DOT] com.
---
Solving the Challenge of Horizontal and Vertical Scrolling in Flutter

Flutter provides an excellent framework for building beautiful UIs, but sometimes, achieving the desired layout can present its own challenges. One common issue developers face is when they want a CustomScrollView that can scroll both horizontally and vertically. If you've been battling this problem, you're in luck! This guide will guide you on how to implement a solution that allows you to retain the ability to scroll horizontally while also accommodating vertical scrolling within the same CustomScrollView.

The Problem at Hand

In a simple scenario, we might have a CustomScrollView set to scroll horizontally, as shown below:

[[See Video to Reveal this Text or Code Snippet]]

While the above implementation allows for horizontal scrolling, it does not accommodate vertical scrolling, which can be an issue if the content height is substantial. Hence, you need a solution that allows both scroll directions.

The Solution

To achieve the coveted functionality of both horizontal and vertical scrolling, you can utilize SingleChildScrollView as a wrapper for the CustomScrollView. Here’s how to do it step-by-step:

Step 1: Wrap with SingleChildScrollView

You start by wrapping your existing CustomScrollView with SingleChildScrollView. This allows you to add vertical scrolling functionality. You'll also want to ensure that you provide a height for the outer container.

Step 2: Use a Container or SizedBox for Height

Wrap the SingleChildScrollView in a Container or SizedBox and specify a height. This height will determine how much vertical space your scrollable area occupies.

Final Implementation

Here’s an example of how to structure your code with these changes:

[[See Video to Reveal this Text or Code Snippet]]

Summary of Changes

Wrap the CustomScrollView: By enclosing your CustomScrollView with SingleChildScrollView, you empower your layout to have a vertical scroll capacity.

Set Height: The outer container's height is crucial because it defines the vertical space available and enables the vertical scroll functionality effectively.

Conclusion

Implementing dual scrolling capabilities in Flutter can be a straightforward task when you know the right steps to take. By wrapping a CustomScrollView with SingleChildScrollView and setting a height, you can smoothly achieve both horizontal and vertical scrolling. This technique not only enhances user experience but also ensures that your layout remains responsive and intuitive.

With these modifications, you can continue developing your Flutter applications with confidence, knowing that you're equipped to handle scrolling challenges like a pro!