gt_theme 1.1.0

A production-ready Flutter theme management package with Material 3 & Cupertino support, system theme detection, light/dark mode switching, and theme persistence via SharedPreferences.

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.

1.1.0 - 2026-06-20

Changed

• Updated SDK compatibility constraints to target Flutter 3.44.2 and Dart 3.12.2 (environment SDK ">=3.0.0 <4.0.0", flutter ">=3.44.2").
• Migrated iOS integration to natively support Swift Package Manager (SPM) according to the latest Flutter standard, replacing CocoaPods dependency management.

1.0.0 - 2025-12-27

Added

• ThemeService - Production-ready singleton service for theme management

  • Material 3 light and dark themes with ColorScheme.fromSeed
  • Cupertino light and dark themes
  • System brightness detection without BuildContext
  • Theme mode persistence via SharedPreferences
  • ValueNotifier-based reactive updates for minimal rebuilds

• ThemeConsumer - Widget for efficient theme consumption with child optimization

• ThemeModeSelector - Ready-to-use UI widget for theme mode selection (Light/Dark/System)

• BrightnessIndicator - Widget displaying current system brightness

• ThemeInfoCard - Widget showing detailed theme information (mode, system brightness, effective brightness)

Features

• Zero-dependency state management (works with GetX, Provider, Bloc, Riverpod, or none)
• Context-free system brightness listening via WidgetsBindingObserver
• Cached ThemeData for optimal performance
• Full Material 3 design system support
• Complete Cupertino design system support