scroll_indicator

Package Overview

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A Flutter package that provides a scroll indicator for ListView or GridView widgets, dynamically updating based on the scroll position via a listening controller. It enhances user experience by visually indicating scroll progress, especially useful in long lists or grids. The indicator is customizable and works across all major platforms including Android, iOS, Web, macOS, Windows, and Linux. Designed to be lightweight and easy to integrate with existing scrollable components.

Use cases

Visual scroll progress feedback
Enhancing UX in long lists
Customizable scroll indicators
Cross-platform scroll tracking
Integration with ListView and GridView
Real-time scroll position monitoring

Key features

Listens to scroll controller
Dynamic progress indication
Cross-platform support
Lightweight and minimal dependencies
Customizable appearance
Works with both ListView and GridView

Suitable for

Developers building scrollable UIs
Apps requiring visual scroll feedback
Projects targeting multiple platforms
UI designers focused on user experience
Flutter beginners learning scrollables
Apps with extensive content lists

Considerations

Requires a ScrollController to function
May need styling adjustments for custom designs
Limited to scrollable widgets like ListView and GridView
Not suitable for non-scrollable layouts
Performance impact negligible but depends on complexity
Best used with smooth scrolling animations

Original README

Original README snapshot from the linked source repository. Visit the repository for the latest content.

Scroll indicator inspired by the Shopee application.

Usage

ScrollIndicator(
	scrollController: scrollController,
	width: 50,
	height: 5,
	indicatorWidth: 20,
	decoration: BoxDecoration(
	borderRadius: BorderRadius.circular(10),
	color: Colors.grey[300]),
	indicatorDecoration: BoxDecoration(
	color: Colors.deepOrange,
	borderRadius: BorderRadius.circular(10)),
),

Demo

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