scrollable_positioned_list

• Add ScrollOffsetController to allow pixel-based changes in offset.
• Bump min sdk version to 2.15.0

• Add ScrollOffsetListener to allow listening to changes in scroll offset.

• Fix cache extents for horizontal lists
• scrollTo future doesn't complete until scrolling is done.

• Fix extraneous animation controller declaration in 0.3.4.

• Disposed the animation controller when disposing the scrollable list.

• Re-apply Flutter framework bindings' null safety calls but set SDK constraints correctly to 2.12.0 instead.

• Reverts change from 0.3.0 where the Flutter version constraint should have been set to 2.12.0 instead of 2.10.5.

• Move to Flutter version 2.10.5 and update dependencies' null safety calls.

• Support shrink wrap.

• Move dependencies from pre-release versions to released versions.

PiperOrigin-RevId: 359839425

• Update to null safety.

ScrollablePositionedList: Add a failing test for multiple concurrent …

• Update the home page URL to fix issue #190.
  • Miscellaneous tweaks to the example.
  • Added documentation to address issue #96.
  • Miscellaneous other cleanup.
  • Restructured _ScrollablePositionedListState to try to simplify logic.
  • Fixed an issue with ItemScrollController.scrollTo where it could scroll to the wrong item if a non-zero alignment was specified and if the list was manually scrolled by dragging.

Add LinkedScrollControllerGroup.addOffsetChangedListener method tha…

• Fixed the example in README.md. Fixes issue #191.
  • Made the example runnable with flutter run. Fixes issue #211.
  • Updates to computation of semantic clip.
  • Smoother transition between views on long scrolls.
  • New controls over transition between views on long scrolls.

• ScrolledPositionedList: Fix padding for horizontal lists.

PiperOrigin-RevId: 280499058

• ScrollablePositionedList: Add separator builder to PositionedList.

PiperOrigin-RevId: 281290556

• ScrollablePositionedList: add separated constructor to ScrollablePositionedList.

Fixes: #34
PiperOrigin-RevId: 281290603

• Rename setUp to setUpWidgetTest to avoid confusion with dart's setUp method.

PiperOrigin-RevId: 281290904

• Clean up violations of Dart lint "prefer_void_to_null".

Use void instead of Null wherever possible.

More information: http://go/dart-trivial-lint-cleanup-lsc

Tested:
TAP --sample ran all affected tests and none failed
http://test/OCL:282596855:BASE:282596843:1574805350425:a8e25c04
PiperOrigin-RevId: 282721649

• Clean up violations of Dart lint "omit_local_variable_types".

Remove local variable type annotations when they can be exactly inferred.

More information: http://go/dart-trivial-lint-cleanup-lsc

Tested:
TAP --sample ran all affected tests and none failed
http://test/OCL:282916385:BASE:282903988:1574940403648:b0a29791
PiperOrigin-RevId: 282921638

• Update flutter.widgets CHANGELOG with ScrollablePositionList bug fixes for next release.

PiperOrigin-RevId: 284032643

• Make padding test names more uniform.

PiperOrigin-RevId: 284901918

• Fix padding for reversed lists.

PiperOrigin-RevId: 284904351

• Clean up violations of Dart lint "omit_local_variable_types".

Remove local variable type annotations when they can be exactly inferred.

More information: http://go/dart-trivial-lint-cleanup-lsc

Tested:
TAP --sample ran all affected tests and none failed
http://test/OCL:285936540:BASE:285918090:1576575736279:8ae637bc
PiperOrigin-RevId: 285940032

• Exclude semantic for scrollable positioned list.

PiperOrigin-RevId: 286092487

• Add offset getter for LinkedScrollControllerGroup.

PiperOrigin-RevId: 286483185

• Fix some deprecation warnings

Make the following replacements to avoid deprecation warnings from
flutter 1.12.1:

ancestorStateOfType(T) => findAncestorStateOfType()
inheritFromWidgetOfExactType(T) => dependOnInheritedWidgetOfExactType()

PiperOrigin-RevId: 286654847

• ScollablePositionedList: Add key parameter to ScrollablePositionedList.

PiperOrigin-RevId: 286655774

• Add a GitHub pull request template

Add a GitHub pull request template for flutter_widgets, mostly based
on Flutter's PR template. This is primarily to remind myself to run
flutter analyze and flutter test before publishing a pull
request.

Also fix a typo in CHANGELOG.md.

PiperOrigin-RevId: 287035590

• Add isAttached to ItemScrollerController, it checks if the ItemScrollerController is attached to the ScrollablePositionedList, should be similar to ScrollController.hasClient.

PiperOrigin-RevId: 287142661

• Throw on LinkedScrollControllerGroup.offset when no controllers are attached.

PiperOrigin-RevId: 287343483

• Update to CHANGELOG for ScrollablePositionedList.

PiperOrigin-RevId: 287344711

Co-authored-by: a-googler [email protected]
Co-authored-by: David Morgan [email protected]
Co-authored-by: Kenzie Schmoll [email protected]
Co-authored-by: James D. Lin [email protected]

• Set updateScheduled to false when short circuiting due to empty list. To fix https://github.com/google/flutter.widgets/issues/182.

• Apply viewport dimensions in UnboundedRenderedViewport.performResize. To work around change in https://github.com/flutter/flutter/pull/61973 causing breakage

• Change to do local scroll (without a fade) whenever target item is found within the cache.
  • Added sdk constraints to the example.
  • Moved itemScrollControllerDetachment to _ScrollablePositionedListState.deactivate.

• Added minCacheExtent to ScrollablePositionedList
  • Fixes the issue when item count updated from zero to one and index in itemBuilder becomes -1. Fixes issue #104.

• itemBuilders should not be called with indices > itemCount - 1. Fixes issue #42 and issue #77.

• Don't build items when itemCount is 0. Fixes issue #78.

  • Fix typos in README.md.

• Store scroll state in page storage to fix issue #43.