animated_options_bar 0.1.2

A reusable animated tabbar/scrollbar component with smooth selection animations for Flutter.

Changelog

All notable changes to this project will be documented in this file.

The format is based on Keep a Changelog, and this project adheres to Semantic Versioning.

0.1.2 - 2026-01-15

Added

• Disabled items support via isItemEnabled callback in AnimatedOptionsBar
• disabledTextColor parameter in OptionsBarConfig for styling disabled items
• Visual feedback for disabled state (reduced opacity, non-interactive)

0.1.1 - 2026-01-14

Added

• centerOptions parameter to OptionsBarConfig for centering option items within the bar
  • When true, items are tightly grouped in the center with natural widths
  • When false (default), maintains original behavior (expanded in tabbar mode, left-aligned in scrollbar mode)
  • Particularly useful in tabbar mode when items don't fill the entire width

Changed

• Updated minimum SDK constraint from ^3.9.2 to >=2.17.0 for broader compatibility
• Updated example SDK constraint to match package requirements

Fixed

• Selection indicator positioning when centerOptions is enabled
• Text alignment with selection indicator in centered mode
• Item width calculation for proper alignment in centered tabbar mode

0.1.0 - 2025-12-05

Added

• Initial release of animated_options_bar package
• AnimatedOptionsBar widget with smooth sliding and resizing animations
• Automatic layout mode detection (tabbar vs scrollbar)
• OptionsBarConfig for customizable styling
• Support for String items with auto-detection (getId/getLabel optional)
• Support for custom item types with getId/getLabel functions
• Built-in accessibility support with Semantics widgets
• Comprehensive error handling and edge case management
• Cached text measurements for performance optimization
• Comprehensive test suite

Features

• Smooth selection animations with configurable duration
• Automatic switching between tabbar mode (full width) and scrollbar mode (horizontal scrolling)
• Configurable colors, padding, spacing, and border radius
• Optional scroll arrows for scrollbar mode
• Optional background color and custom text styles