lifecycle

Complete, API-incompatible redesign of the package.

Breaking changes

• Replace the 0.x observer and wrapper APIs with a composable lifecycle tree built around LifecycleController, LifecycleScope, normalized LifecycleConstraint, and immutable LifecycleSnapshot values.
• Use deterministic LifecycleEvent and LifecycleTransition notifications through the standard ChangeNotifier API.
• Defer viewport activation until scrolling settles by default; use ViewportLifecycleActivationPolicy.immediate for immediate activation.
• Require Flutter 3.32 or newer.

Added

• Support App, Navigator 1.0/2.0, PageView, TabBarView, and scrollable viewport lifecycle composition.
• Add LifecycleApp, LifecycleBoundary, LifecycleListener, LifecycleBuilder, and LifecycleStateMixin.
• Add stable page identity, nested Navigator support, batched viewport measurement, an interactive example, and comprehensive test suites.

• Fix issue #27: Custom initialPage in PageController(also initialIndex in TabController)
  will not trigger visible and active.
• Migrate to new flutter's gradle plugins.

• Fix issue #27: Custom initialPage in PageController(also initialIndex in TabController) will not trigger visible and active.
• Migrate to new flutter's gradle plugins.

• Fix #26
• Bump flutter version to 3.13.0

• Fix issue #26: both onVisible and onInvisible were not called on web platform.
• Bump flutter version to 3.13.0.

• Fix: use addPostFrameCallback to avoid unnecessary frame callback.
• The param wantKeepAlive in ChildPageLifecycleWrapper is not required now.
• Export some mixins.

• Fix: use addPostFrameCallback to avoid unnecessary frame callback.
• The param wantKeepAlive in ChildPageLifecycleWrapper is not required now.
• Export some mixins.

Added: iterateRoutes(bool Function(Route route) callback) and removeRoute<T>(Route route, [T? result]).

Deprecated: findRoute(String routeName) and removeNamed<T>(String routeName, [T? result]).

• Added: iterateRoutes(), removeRoute().
• Deprecated: findRoute(), removeNamed().

Fix issue #23 . Nested Navigator error.

• Fix issue #23.

• Flutter 3.

Fix issue #20 . Fix error Concurrent modification during iteration.

• issue #20. Fix error Concurrent modification during iteration.

issue #19

• issue #19.

issue #16

• issue #16.

• Fix a null cast error.

• ScrollView item lifecycle support.
• Rename ParentPageLifecycleWrapper to PageViewLifecycleWrapper and remove required param controller.

• Ensure that inactiveand invisible occurs when single pop triggered.

• Fix issue #9.

• NEW API: findRoute(String routeName).
• Add flutter_lints.

• Bug fixes.
• Opt: events callback immediately when tab bar changed.

Breaking changes:

• More reasonable lifecycle events just like Android platform.

• Null safety.

• Fix a NPE caused by debug log.

• Emit push after initState and pop before dispose.
• Optimize events delivery in nested page view.

• Bug fix.

• Support usage of Navigator widget.

• Remove the active event which sent manually after page view pushed.

• Fix bugs in nested page view.

• Support nested page view.

• Initial release.