Скачать или смотреть How to Keep Your Angular Scrollbar Always Visible After Customization

Discover how to customize your scrollbar in Angular while ensuring it remains visible only during scrolling with these simple techniques.
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This video is based on the question https://stackoverflow.com/q/77989272/ asked by the user 'LoveAllThingsCode' ( https://stackoverflow.com/u/23360122/ ) and on the answer https://stackoverflow.com/a/77990829/ provided by the user 'AnwarMEQOR' ( https://stackoverflow.com/u/17332307/ ) at 'Stack Overflow' website. Thanks to these great users and Stackexchange community for their contributions.

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Customizing Your Angular Scrollbar Without Losing Default Behavior

Angular offers a rich set of features for frontend development, and styling components is an important aspect of creating a polished user experience. However, one common challenge developers face is modifying the default behavior of the scrollbar, particularly when aiming for a customized width while retaining its visibility only during user interaction.

If you've tried changing the scrollbar's width in Angular and noticed that it becomes almost permanently visible, we’re here to help guide you through the solution.

The Problem at Hand

In Angular, the default behavior of the scrollbar is to appear only during active scrolling. However, when you customize the scrollbar using CSS, particularly by adjusting the width, it can cause the scrollbar to remain visible at all times, resulting in an undesired user interface aesthetic.

Here’s an example of how you might have styled your scrollbar:

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

Objective

Your goal is to set a custom width for your scrollbar while retaining the original behavior of visibility only during scrolling.

The Solution: Using Angular’s Event Binding

Unfortunately, pure CSS does not provide a built-in method for detecting scrolling activity to toggle scrollbar visibility. But fear not! You can implement a simple workaround using Angular's event binding capabilities.

Steps to Achieve the Desired Effect:

Style the Scrollbar:

Keep your existing CSS styles for the scrollbar. These styles will be applied whenever the scrollbar is active (during scrolling).

Detect Scrolling in Angular:

Utilize Angular’s @HostListener to bind a scroll event. This allows you to track when the user is scrolling within the element.

Here's a little hint: You can try using @HostListener('window:scroll', ['$event']) to capture the scroll event.

Toggle Class on Scroll:

Based on the scroll event detection, you can add and remove a CSS class which modifies the scrollbar's appearance.

This way, the scrollbar will only be visible when the user is actively scrolling.

Example Code Implementation

Here’s a simple implementation:

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

CSS Implementation

You'll then add CSS rules to show or hide the scrollbar based on the isScrolling state:

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

Conclusion

By using Angular's event binding, you can maintain control over your scrollbar's visibility while applying custom styling. This method allows the scrollbar to appear only when necessary, providing a cleaner user experience while also adhering to your aesthetic requirements.

Implementing these changes will ensure your scrollbars are visually appealing without sacrificing functionality. So go ahead and give your Angular project the sleek scrollbar it deserves!