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Expose skipTraversal in FocusableActionDetector - #191308
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This pull request introduces the skipTraversal property to FocusableActionDetector and forwards it to the inner Focus widget, with corresponding test coverage and documentation updates. The review feedback recommends adding skipTraversal to debugFillProperties in FocusableActionDetector to make it inspectable in the diagnostics tree.
| final bool descendantsAreTraversable; | ||
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| /// {@macro flutter.widgets.Focus.skipTraversal} | ||
| final bool? skipTraversal; |
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Had a look at this one. FocusableActionDetector doesn't define debugFillProperties at all, so there's no existing override to add this to. The only two in actions.dart are on Actions and _OverridableActionMixin.
Adding one here just for skipTraversal would leave the other 13 properties on the widget out of diagnostics, which felt worse than leaving it alone, and it's a bit outside what this PR is doing. Happy to send a separate PR that fills it in properly for the whole widget if that's useful.
Renzo-Olivares
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Hi @ishaquehassan, thank you for the contribution. I had one comment about the testing but other wise LGTM.
| expect(buttonNode2.hasFocus, isFalse); | ||
| }); | ||
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| testWidgets('FocusableActionDetector forwards skipTraversal to Focus', ( |
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Consider adding to this test, or creating a new test that verifies that that the traversal focus skip behavior works with FocusableActionDetector.
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Added a behavior test for this. It focuses the node before the detector, calls nextFocus, and checks focus lands on the node after it instead of on the detector, plus that the detector can still be focused explicitly.
Sanity checked it by dropping the skipTraversal forwarding out of actions.dart, and the traversal assertion fails without it, so the test is actually covering the change.
FocusableActionDetector wraps a Focus internally and forwards focusNode,
autofocus, descendantsAreFocusable, and descendantsAreTraversable, but
not skipTraversal, so there was no way to keep it in the focus chain for
key events while excluding it from traversal.
Add a bool? skipTraversal parameter that passes straight through to the
inner Focus. The null default preserves current behavior. The Focus
skipTraversal doc is pulled into a shared {@template} block and reused
on FocusableActionDetector via {@macro}, matching the existing
descendantsAreFocusable and descendantsAreTraversable convention.
Adds a widget test covering the default and forwarded values.
Fixes flutter#187093
The existing test only checked that the value reaches the inner Focus, which verifies the plumbing rather than the behavior anyone relies on. This adds a test that actually traverses: with skipTraversal set, nextFocus moves straight past the detector to the following node, and the detector can still be focused explicitly, which is the distinction between skipTraversal and canRequestFocus. Confirmed the test is not vacuous by removing the forwarding line in actions.dart and watching it fail on the traversal assertion.
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…12760) Manual roll Flutter from 70797e15325e to 5a6cfa7f3d26 (52 revisions) Manual roll requested by bensonluk@google.com flutter/flutter@70797e1...5a6cfa7 2026-09-04 bkonyi@google.com [tool] Migrate ScreenshotCommand to modular dependency injection (flutter/flutter#190767) 2026-09-04 engine-flutter-autoroll@skia.org Roll Skia from 8fce167bdded to 93ac1e630d1d (3 revisions) (flutter/flutter#192306) 2026-09-04 okorohelijah@google.com Add iOS Universal Link integration test (Simulator) (flutter/flutter#191443) 2026-09-04 269567208+reidbaker-agent@users.noreply.github.com [AGP 9.1.0 Migration #5] Delete getLegacyAndroidExtension and migrate NDK fallback to public DSL (flutter/flutter#192116) 2026-09-04 bkonyi@google.com Reland "[tool_tests] Remove bringup from Windows tool_tests_commands_2_2" (#191732) (flutter/flutter#191802) 2026-09-04 bkonyi@google.com [flutter_tools] Fix unhandled DebugAdapterException on early process termination (flutter/flutter#192294) 2026-09-04 engine-flutter-autoroll@skia.org Roll Packages from f9b3954 to 9af9c60 (4 revisions) (flutter/flutter#192292) 2026-09-04 engine-flutter-autoroll@skia.org Roll Skia from 2e3f7e07eee6 to 8fce167bdded (5 revisions) (flutter/flutter#192283) 2026-09-04 engine-flutter-autoroll@skia.org Roll Fuchsia Linux SDK from GTZNkoIR_WegRPWgL... to FgDQeF6jb1dVRVh3K... 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(flutter/flutter#192215) 2026-09-03 engine-flutter-autoroll@skia.org Roll Fuchsia Test Scripts from u_fSMsPU22VvUsvSo... to VObjlh3xw2P9sEbC_... (flutter/flutter#192212) 2026-09-03 engine-flutter-autoroll@skia.org Roll Skia from ae22da2e8308 to 823f82e18177 (13 revisions) (flutter/flutter#192209) 2026-09-02 ishaquehassan@gmail.com Expose skipTraversal in FocusableActionDetector (flutter/flutter#191308) 2026-09-02 97480502+b-luk@users.noreply.github.com Add `IsProgram` mock method to `MockGLESImpl`, use it in `BufferBindingsGLESTest` (flutter/flutter#192196) 2026-09-02 uros.radulovic23@gmail.com Fix nested scroll view fling crash (flutter/flutter#191130) 2026-09-02 brunocorona.alcantar@gmail.com Fix TabBarView/PageView edge auto-scroll during mouse text selection (flutter/flutter#189544) 2026-09-02 30870216+gaaclarke@users.noreply.github.com Bypass gamma correction when alpha >= 1.0 (flutter/flutter#192193) ...
…lutter#12760) Manual roll Flutter from 70797e15325e to 5a6cfa7f3d26 (52 revisions) Manual roll requested by bensonluk@google.com flutter/flutter@70797e1...5a6cfa7 2026-09-04 bkonyi@google.com [tool] Migrate ScreenshotCommand to modular dependency injection (flutter/flutter#190767) 2026-09-04 engine-flutter-autoroll@skia.org Roll Skia from 8fce167bdded to 93ac1e630d1d (3 revisions) (flutter/flutter#192306) 2026-09-04 okorohelijah@google.com Add iOS Universal Link integration test (Simulator) (flutter/flutter#191443) 2026-09-04 269567208+reidbaker-agent@users.noreply.github.com [AGP 9.1.0 Migration flutter#5] Delete getLegacyAndroidExtension and migrate NDK fallback to public DSL (flutter/flutter#192116) 2026-09-04 bkonyi@google.com Reland "[tool_tests] Remove bringup from Windows tool_tests_commands_2_2" (#191732) (flutter/flutter#191802) 2026-09-04 bkonyi@google.com [flutter_tools] Fix unhandled DebugAdapterException on early process termination (flutter/flutter#192294) 2026-09-04 engine-flutter-autoroll@skia.org Roll Packages from f9b3954 to 9af9c60 (4 revisions) (flutter/flutter#192292) 2026-09-04 engine-flutter-autoroll@skia.org Roll Skia from 2e3f7e07eee6 to 8fce167bdded (5 revisions) (flutter/flutter#192283) 2026-09-04 engine-flutter-autoroll@skia.org Roll Fuchsia Linux SDK from GTZNkoIR_WegRPWgL... to FgDQeF6jb1dVRVh3K... 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(flutter/flutter#192215) 2026-09-03 engine-flutter-autoroll@skia.org Roll Fuchsia Test Scripts from u_fSMsPU22VvUsvSo... to VObjlh3xw2P9sEbC_... (flutter/flutter#192212) 2026-09-03 engine-flutter-autoroll@skia.org Roll Skia from ae22da2e8308 to 823f82e18177 (13 revisions) (flutter/flutter#192209) 2026-09-02 ishaquehassan@gmail.com Expose skipTraversal in FocusableActionDetector (flutter/flutter#191308) 2026-09-02 97480502+b-luk@users.noreply.github.com Add `IsProgram` mock method to `MockGLESImpl`, use it in `BufferBindingsGLESTest` (flutter/flutter#192196) 2026-09-02 uros.radulovic23@gmail.com Fix nested scroll view fling crash (flutter/flutter#191130) 2026-09-02 brunocorona.alcantar@gmail.com Fix TabBarView/PageView edge auto-scroll during mouse text selection (flutter/flutter#189544) 2026-09-02 30870216+gaaclarke@users.noreply.github.com Bypass gamma correction when alpha >= 1.0 (flutter/flutter#192193) ...
…lutter#12760) Manual roll Flutter from 70797e15325e to 5a6cfa7f3d26 (52 revisions) Manual roll requested by bensonluk@google.com flutter/flutter@70797e1...5a6cfa7 2026-09-04 bkonyi@google.com [tool] Migrate ScreenshotCommand to modular dependency injection (flutter/flutter#190767) 2026-09-04 engine-flutter-autoroll@skia.org Roll Skia from 8fce167bdded to 93ac1e630d1d (3 revisions) (flutter/flutter#192306) 2026-09-04 okorohelijah@google.com Add iOS Universal Link integration test (Simulator) (flutter/flutter#191443) 2026-09-04 269567208+reidbaker-agent@users.noreply.github.com [AGP 9.1.0 Migration flutter#5] Delete getLegacyAndroidExtension and migrate NDK fallback to public DSL (flutter/flutter#192116) 2026-09-04 bkonyi@google.com Reland "[tool_tests] Remove bringup from Windows tool_tests_commands_2_2" (#191732) (flutter/flutter#191802) 2026-09-04 bkonyi@google.com [flutter_tools] Fix unhandled DebugAdapterException on early process termination (flutter/flutter#192294) 2026-09-04 engine-flutter-autoroll@skia.org Roll Packages from f9b3954 to 9af9c60 (4 revisions) (flutter/flutter#192292) 2026-09-04 engine-flutter-autoroll@skia.org Roll Skia from 2e3f7e07eee6 to 8fce167bdded (5 revisions) (flutter/flutter#192283) 2026-09-04 engine-flutter-autoroll@skia.org Roll Fuchsia Linux SDK from GTZNkoIR_WegRPWgL... to FgDQeF6jb1dVRVh3K... 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FocusableActionDetectorwraps aFocuswidget internally and forwardsfocusNode,autofocus,descendantsAreFocusable, anddescendantsAreTraversable, but notskipTraversal. That leaves no way to keep aFocusableActionDetectorin the focus chain for key events while excluding it from focus traversal, even though the innerFocusalready supports exactly that.This adds a
skipTraversalparameter toFocusableActionDetectorand passes it straight through to the innerFocus. It is typedbool?to matchFocus.skipTraversal, so the default ofnullkeeps the current behavior andFocusstill resolves it tofalseunless a focus node overrides it. TheskipTraversaldocumentation onFocusis pulled into a{@template flutter.widgets.Focus.skipTraversal}block soFocusableActionDetectorcan reuse it with{@macro}, the same convention already used fordescendantsAreFocusableanddescendantsAreTraversable.This revives #187356, which picked up an LGTM before it was auto closed after 21 days without a reply. That earlier PR also bundled some unrelated private named parameter changes that drew review comments, so this version is trimmed down to just the
skipTraversalforwarding plus its test.Fixes #187093
Pre-launch Checklist
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