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Reset editing delta state when replacing editing state #44595

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Aug 15, 2023

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@knopp knopp commented Aug 10, 2023

Possible fix for flutter/flutter#131023

If you had to change anything in the flutter/tests repo, include a link to the migration guide as per the breaking change policy.

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@github-actions github-actions bot added the platform-web Code specifically for the web engine label Aug 10, 2023
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@knopp knopp requested review from mdebbar and yjbanov August 10, 2023 18:59
@@ -1361,6 +1361,7 @@ abstract class DefaultTextEditingStrategy with CompositionAwareMixin implements
@override
void setEditingState(EditingState? editingState) {
lastEditingState = editingState;
_editingDeltaState = null;
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Nit: I think we can just put this in handleChange. And instead of just flushing the editingDeltaState when the newEditingState != lastEditingState, we should always flush it so we are ready for the next delta inference.

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Thanks for the contribution @knopp! The failing test seems unrelated.

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LGTM

}
// Flush delta after it has been sent to framework.
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nit: maybe change this to flush delta state.

@knopp knopp added the waiting for tree to go green This PR is approved and tested, but waiting for the tree to be green to land. label Aug 14, 2023
@knopp knopp force-pushed the reset_delta_state branch from 92ddacc to c6b362a Compare August 15, 2023 07:30
@knopp knopp merged commit 0760b55 into flutter:main Aug 15, 2023
@knopp knopp deleted the reset_delta_state branch August 15, 2023 12:26
engine-flutter-autoroll added a commit to engine-flutter-autoroll/flutter that referenced this pull request Aug 15, 2023
auto-submit bot pushed a commit to flutter/flutter that referenced this pull request Aug 15, 2023
…132570)

flutter/engine@2c90670...0760b55

2023-08-15 matej.knopp@gmail.com Reset editing delta state when replacing editing state (flutter/engine#44595)

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gaaclarke pushed a commit to gaaclarke/engine that referenced this pull request Aug 30, 2023
Fixes flutter/flutter#131023

Likely needs a test.

*If you had to change anything in the [flutter/tests] repo, include a
link to the migration guide as per the [breaking change policy].*

## Pre-launch Checklist

- [x] I read the [Contributor Guide] and followed the process outlined
there for submitting PRs.
- [x] I read the [Tree Hygiene] wiki page, which explains my
responsibilities.
- [x] I read and followed the [Flutter Style Guide] and the [C++,
Objective-C, Java style guides].
- [x] I listed at least one issue that this PR fixes in the description
above.
- [x] I added new tests to check the change I am making or feature I am
adding, or Hixie said the PR is test-exempt. See [testing the engine]
for instructions on writing and running engine tests.
- [x] I updated/added relevant documentation (doc comments with `///`).
- [x] I signed the [CLA].
- [x] All existing and new tests are passing.

If you need help, consider asking for advice on the #hackers-new channel
on [Discord].

<!-- Links -->
[Contributor Guide]:
https://github.com/flutter/flutter/wiki/Tree-hygiene#overview
[Tree Hygiene]: https://github.com/flutter/flutter/wiki/Tree-hygiene
[Flutter Style Guide]:
https://github.com/flutter/flutter/wiki/Style-guide-for-Flutter-repo
[C++, Objective-C, Java style guides]:
https://github.com/flutter/engine/blob/main/CONTRIBUTING.md#style
[testing the engine]:
https://github.com/flutter/flutter/wiki/Testing-the-engine
[CLA]: https://cla.developers.google.com/
[flutter/tests]: https://github.com/flutter/tests
[breaking change policy]:
https://github.com/flutter/flutter/wiki/Tree-hygiene#handling-breaking-changes
[Discord]: https://github.com/flutter/flutter/wiki/Chat
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