Overview
adv_fab is a Flutter package that enhances the standard floating action button by enabling it to expand and reveal hidden widgets, offering dynamic interaction. It supports use as a customizable NavigationBar or a floating space bar, ideal for modern UI designs requiring intuitive navigation and visual hierarchy. The package is lightweight and integrates seamlessly into existing Flutter projects with minimal setup. Its expandable behavior improves accessibility and user engagement in mobile applications.
Use cases
- Bottom navigation with expandable actions
- Enhanced floating action buttons in dashboards
- Interactive app toolbars
- Customizable navigation bars
- Floating space bars in scrollable layouts
Key features
- Expandable FAB with smooth animations
- Supports multiple child widgets
- Reusable as NavigationBar or floatingSpaceBar
- Lightweight and easy integration
- Configurable expansion direction and timing
Suitable for
- Developers building interactive Flutter apps
- Designers seeking modern UI patterns
- Apps requiring accessible floating controls
- Projects with complex bottom navigation needs
- UI-heavy applications with dynamic layouts
Considerations
- May require careful layout management
- Animation performance depends on device
- Limited platform-specific customization
- Not suitable for simple static FABs
- Best used with clear visual hierarchy