radartui 0.0.2

A Flutter-inspired TUI framework for Dart. Build terminal UIs with declarative widgets, state management, diff-based rendering, and a rich widget library.

Changelog

0.0.2 - 2026-04-05

• Expand pubspec description for pub.dev compliance
• Upgrade ffi dependency to ^2.0.0
• Add platforms field (linux, macos, windows)
• Improve README with pub.dev badges and widget catalog
• Add dartdoc comments to public API elements
• Exclude log files and dev-only files from published package

0.0.1 - 2026-04-05

Initial release of RadarTUI.

Core Framework

• Flutter-like Widget, Element, RenderObject architecture
• StatelessWidget, StatefulWidget, InheritedWidget
• Layout system: Row, Column, Flex, Stack, Positioned, Wrap, Grid
• Basic widgets: Text, Container, Button, TextField, Checkbox, Radio
• Advanced widgets: DataTable, TabBar/TabBarView, DropdownButton, Icon, ListView, GridView
• Navigation: Navigator, Route, Dialog
• Focus management system
• Theme system (Theme, DefaultTextStyle, MediaQuery)
• Animation system (AnimationController, Tween, CurvedAnimation, Curves)
• Form widgets: Form, FormField, TextFormField
• Async widgets: StreamBuilder, FutureBuilder
• Keyboard shortcuts: Shortcuts, Actions, ShortcutActionsHandler
• Widget testing framework

2026-04-01: Phase 4 Animation System

Core Animation Classes

• Animation<T> abstract base with value/status getters and listener management
• AnimationController timeline controller (0.0 → 1.0) using SchedulerBinding
• Tween<T> / ColorTween value interpolation (TUI: snaps at midpoint for discrete ANSI colors)
• CurvedAnimation applies easing curves to parent animation
• Curve / Curves - linear, easeIn, easeOut easing functions

Widget Integration

• Button - focus/unfocus color animation (150ms, easeOut)
• Checkbox - check/uncheck color animation (100ms)
• Radio - select/deselect color animation (100ms)

Infrastructure

• Added persistent frame callbacks to SchedulerBinding
• FocusableState mixin - added onFocusChange hook

Test Coverage

• 856 tests passing (829 → 856)

2026-03-31: Phase 1 Widgets

• IndexedStack widget
• TabBar / TabBarView with TabController
• DropdownButton<T> and DropdownMenuItem<T>
• Shortcuts / Actions / ShortcutActionsHandler / Intent / Action
• RichText / TextSpan
• DefaultTextStyle
• Icon widget
• DataTable with sorting and selection

2025-10-19: Async Widgets

• Added StreamBuilder<T>, FutureBuilder<T>, AsyncSnapshot<T>
• Flutter API compatible

2025-03-22: Major Architecture Improvements

Phase 1: Critical Bug Fixes

• Layout caching (constraints change detection in RenderObject.layout())
• ParentData initialization via setupParentData() method
• Stack Positioned bug fix (bottom/right positioning)
• TextField border overflow protection

Phase 2: Test Coverage Expansion

• Added framework_test.dart (Element/Widget lifecycle)
• Added flex_test.dart (Flex layout algorithm)
• Added stack_test.dart (Stack/Positioned)
• Added text_test.dart (Text/RenderText with multiline)
• Test count: 362 → 503

Phase 3: Performance Improvements

• RenderObjectWithChildMixin<C> for single-child render objects
• RelayoutBoundary support in RenderObject
• ListView virtualization with ScrollController
• InheritedWidget dependency cleanup (memory leak fix)

Phase 4: Feature Additions

• Text multiline support (softWrap, maxLines, overflow)
• TextSelection class for text range selection
• Clipboard class for copy/paste operations
• Form, FormField<T>, TextFormField widgets
• Wrap widget with WrapAlignment, WrapCrossAlignment
• Word navigation in TextField (moveCursorWordLeft, moveCursorWordRight)

2025-03: Core Framework Improvements

Phase 1: Critical Bug Fixes

• StatefulElement.unmount, ListView.dispose, ContainerRenderObjectMixin.remove

Phase 2: Key System

• Key, LocalKey, ValueKey

Phase 3: InheritedWidget

• InheritedWidget, MediaQuery, Theme

Phase 4: Positioned Widget

• Positioned widget, ParentDataWidget pattern

Phase 5: Focus System

• Refactored Focus System (explicit register/unregister)

Phase 6: Code Quality

• Type safety, super.key, @override annotations

Phase 7: Widget Enhancements

• Spacer, ListView

Phase 8: Test Coverage

• ListView, TextEditingController, Button, Checkbox, Radio, Spacer

Phase 9: Navigation

• Route lifecycle, canPop, ModalRoute FocusScope