3500 Commits

Author SHA1 Message Date
Paulik8
78e5d7995c
Improved error message when PageController is not attached to PageView (#162422)
Fixes https://github.com/flutter/flutter/issues/138945
- Added asserts for jumpToPage and animateToPage methods in
PageController (https://github.com/flutter/flutter/issues/138945)
- Covered by tests

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2025-02-10 17:39:06 +00:00
yim
e6a65afca4
Directional focus edge traversal behavior. (#161285)
Fixes: #160843 

This PR adds edge behavior feature for traversing focus using arrow
keys. This allows cycling through the focus within the `FocusScope` in a
closed loop using the arrow keys. Which may be needed by TV application
developers.

Additionally, as in case #160843, `TraversalEdgeBehavior.parentScope`
can be used to allow nested Navigators to traverse focus beyond the
Navigator using arrow keys.

```dart
MaterialApp(
  home: Column(
    children: <Widget>[
      makeFocus(0),
      Navigator(
        onGenerateRoute: (RouteSettings settings) {
          return MaterialPageRoute<void>(
            traversalDirectionedEdgeBehavior: TraversalEdgeBehavior.parentScope,
            builder: (BuildContext context) {
              return Column(
                children: <Widget>[
                  makeFocus(1),
                  makeFocus(2),
                ],
              );
            },
          );
        },
      ),
      makeFocus(3),
    ],
  ),
);
```


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2025-02-07 05:26:19 +00:00
Michael Goderbauer
1e035cc693
Adjustments to FocusHighlightMode handling (#162417)
Fixes https://github.com/flutter/flutter/issues/158527

Adjustments:
* Using the mouse/trackpad does no longer change `FocusHighlightMode`s
(this matches observed behavior on Android)
* Changing focus via a11y on the web forces `FocusHighlightModes.touch`,
which hides the visual input focus indication from non-Textfields. The
reason here is in order to give something input focus on the web it also
has to have a11y focus, which is indicated separately.
2025-02-06 21:26:08 +00:00
chunhtai
1d85de0fc8
Introduce caching mechanism during compile semantics tree monorepo and formatted version (#161195)
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old pr: https://github.com/flutter/flutter/pull/150394

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2025-02-06 03:08:23 +00:00
Kishan Rathore
211d83d772
fix: RangeError when selecting text in SelectionArea (#162228)
fix: RangeError when selecting text in SelectionArea
fixes #161931 

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2025-02-05 21:11:26 +00:00
Mouad Debbar
996badc9cf
[web] Only create one <style> for SelectableRegion (#161682)
We used to create and insert a new `<style>` element for each
`SelectableRegion` widget. That's unnecessary. All we need is one
`<style>` element that contains the style sheets that we want to apply.

Most of this PR is re-working the tests to be able to check that the
issue is actually fixed.

Fixes https://github.com/flutter/flutter/issues/161519
2025-02-05 20:51:29 +00:00
Kevin Moore
61865ec959
[semantics] Use a switch over a map to enumerate checks (#162424)
- eliminates a const map and a typedef
- leverage switch + enum language check to ensure coverage
- eliminates a runtime null check
- Can make the check class private
2025-02-04 00:08:30 +00:00
davidhicks980
b29f8f7fb9
Implement RawMenuAnchor (#158255)
This PR adds a `RawMenuAnchor()` widget to widgets.dart. The purpose of
this widget is to provide a menu primitive for the Material and
Cupertino libraries (and others) to build upon. Additionally, this PR
makes MenuController an inherited widget to simplify nested access to
the menu (e.g. if you want to launch a context menu from a deeply-nested
widget).

This PR:
* Centralizes core menu logic to a private class,` _RawMenuAnchor()`, 
  * Provides the internals for interacting with menus:
    * TapRegion interop
    * DismissMenuAction handler
    * Close on scroll/resize
    * Focus traversal information, if applicable
* Subclasses override `_open`, `_close`, `_isOpen`, `_buildAnchor`, and
`_menuScopeNode`
* State is accessible by descendents via
`MenuController.maybeOf(context)._anchor`
* Adds 2 public constructors, backed by a `_RawMenuAnchor()` that
contains shared logic.
  * `RawMenuAnchor()`
    * Users build the overlay from scratch.
* Provides anchor/overlay position information and TapRegionGroupId to
builder
    * Does not provide FocusScope management. 
  * `RawMenuAnchorGroup()`
    * A primitive for menus that do not have overlays (menu bars). 
* This was previously called RawMenuAnchor.node(), but @dkwingsmt made a
good case for splitting out the constructor.

<s>Documentation examples have been added, and can be viewed at
https://menu-anchor.web.app/</s>


<s>https://github.com/user-attachments/assets/25d35f23-2aad-4d07-9172-5c3fd65d53cf</s>

@dkwingsmt 

List which issues are fixed by this PR.
https://github.com/flutter/flutter/pull/143712

Some issues that need to be addressed:

Semantics:
<img width="1027" alt="image"
src="https://github.com/user-attachments/assets/d69661c9-8435-4d9c-b200-474968cb57eb">
I'm basing the menu semantics off of the comment
[here](ef3ca70db2/lib/web_ui/lib/src/engine/semantics/semantics.dart (L382)),
but I'm unsure whether the route should be given a name. There is no
menubar/menu/menuitem role in Flutter, so I'm assuming the menu should
be composed of nested dialogs

<s>Unlike the menubar pattern from
[W3C](https://www.w3.org/WAI/ARIA/apg/patterns/menubar/examples/menubar-navigation/),
the RawMenuAnchor

- does not close on tab/shift-tab. I left this behavior out of the menu
so that users could customize tab behavior, but I'm not opinionated
either way
- does not open on ArrowUp/ArrowDown, because this could interfere with
user focus behavior in unconventional menu setups (e.g. a vertical
menu).
- does not automatically focus the first item in a menu overlay when
activated via enter/spacebar, but does focus the first item when
horizontal traversal opens a submenu. Automatically focusing the first
item whenever an overlay opens interferes with hover traversal, and I
couldn't think of a good way to only focus the first item when an
overlay is triggered via enter/spacebar.
- doesn't focus disabled items (I wasn't sure how to address this
without editing MenuItemButton)

While it is possible to nest menus -- for example, a dropdown anchor
within a full-app context menu area -- nested menus behave as a single
group. I was considering adding an additional parameter that separates
nested root menus from their parents, and am interested to hear your
feedback.</s>

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---------

Co-authored-by: Bruno Leroux <bruno.leroux@gmail.com>
Co-authored-by: chunhtai <47866232+chunhtai@users.noreply.github.com>
2025-02-03 23:55:03 +00:00
Mouad Debbar
a612fda649
[web] Unskip some paragraph tests that are passing now (#162537)
Closes https://github.com/flutter/flutter/issues/83129
Closes https://github.com/flutter/flutter/issues/61020
Closes https://github.com/flutter/flutter/issues/61021
2025-02-03 20:18:01 +00:00
Flop
1dd3f5d45b
Fix unexpected shown of Scrollbar (#159386)
Fixes [Narrow DatePickerDialog has unnecessary scrollbar on months with
6 rows #141348](https://github.com/flutter/flutter/issues/141348)

## Details

`288 / 7 + 288 / 7 * 6 = 288.00000000000006`

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2025-01-30 17:33:05 +00:00
chunhtai
07ab4ad8b5
Adds semantics role checks (#162290)
Adds test and error detection system for semantics roles.

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2025-01-29 21:38:57 +00:00
chunhtai
b5c3a9fa61
Table implements redepth (#162282)
As title

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2025-01-28 18:22:06 +00:00
Tirth
586a59211d
Rename 'SelectionChangedCause.scribble' to 'SelectionChangedCause.stylusHandwriting' (#161518)
Rename 'SelectionChangedCause.scribble' to
'SelectionChangedCause.stylusHandwriting'

Fixes #159223 

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2025-01-25 05:50:26 +00:00
Mouad Debbar
3755fd1f6e
[web] Remove HTML renderer from framework tests (#162038)
- Cleanup many HTML special cases and skips in framework tests.
- Update some dartdocs that referred to the HTML renderer.

For reviewers: it may help if you set `Hide whitespace` to true in
Github. It will help you skip through all the formatting/indentation
changes.
2025-01-24 21:33:27 +00:00
Justin McCandless
3baa356f52
Autocomplete keyboard navigation (#159455)
I noticed some problems with Autocomplete keyboard navigation:

* Previously, when wrapping from the top to bottom or vice-versa,
scrolling wouldn't happen until after you hit the arrow key a few extra
times. This is due to the way we were doing scrolling and the fact that
those items were not yet built by ListView.builder. I fixed this.

<details>

<summary>Video of scrolling bug</summary>

[Screencast from 2024-11-25
16-21-06.webm](https://github.com/user-attachments/assets/ce01065a-1a03-4f37-b0f6-2d6273852ac4)

</details>

* This wrapping feature itself seemed to not be part of the `<select>`
tag on web ([try it on
MDN](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/select)),
which Autocomplete is kind of based on, so I removed it. It now stops at
the top/bottom.
* We were missing a couple of keyboard shortcuts
(https://github.com/flutter/flutter/issues/85233)

Fixes https://github.com/flutter/flutter/issues/85233
2025-01-23 18:48:41 +00:00
Koji Wakamiya
d59995bac3
fix: Call codec.dispose in flutter/test (#161127)
PR derived from https://github.com/flutter/flutter/pull/159945.

Added `codec.dispose()` for directories under `flutter/test`.

## Pre-launch Checklist

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2025-01-23 15:13:40 +00:00
Nate Wilson
06c3c93d72
const AnimationStyle (#160564)
[**AnimationStyle**](https://main-api.flutter.dev/flutter/animation/AnimationStyle-class.html)
is an
[`@immutable`](https://main-api.flutter.dev/flutter/meta/immutable-constant.html)
class with all `final` fields.

This pull request gives it a `const` constructor.

<br>

related: #160563
2025-01-22 21:52:11 +00:00
chunhtai
a0cb28b831
Adds cupertino picker semantics test (#161768)
Adds a test

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2025-01-22 19:54:21 +00:00
Chikamatsu Kazuya
c8e34e067c
Match CupertinoPageTransitionsBuilder animation duration to CupertinoPageRoute (2) (#161577)
Original PR: #160241 (reverted in #161555 due to regression ), closes
#29068

In addition to the original PR, this includes a fix for the integration
test failure of
[flutter_gallery/transitions_perf_e2e](1b0441c18a/dev/integration_tests/flutter_gallery/test_driver).
Error log is
[here](https://logs.chromium.org/logs/flutter/buildbucket/cr-buildbucket/8725826401212583777/+/u/run_flutter_gallery__transition_perf_e2e_ios/stdout).
Tested locally on iOS real device and confirmed it passes.

It seems that the next operation of the test was performed before the
page animation was finished because the PR makes the page transition
duration longer.

## Pre-launch Checklist

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2025-01-22 19:13:01 +00:00
Victor Sanni
3297454732
Reland "#143249 Autocomplete options width" (#161695)
Original PR: https://github.com/flutter/flutter/pull/143249
Revert PR: https://github.com/flutter/flutter/pull/161666

## Pre-launch Checklist

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above.
- [x] I updated/added relevant documentation (doc comments with `///`).
- [x] I added new tests to check the change I am making, or this PR is
[test-exempt].
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2025-01-17 06:50:56 +00:00
jacobsimionato
010c8a806b
Revert "Autocomplete Options Width" (#161666)
Reverts flutter/flutter#143249

This broke some Google tests sadly - see b/390128156
2025-01-15 19:31:59 +00:00
Michael Goderbauer
9cab4ffee1
Use wildcards (#161548)
https://dart.dev/language/pattern-types#wildcard
2025-01-14 05:13:41 +00:00
Justin McCandless
1b0441c18a
Autocomplete Options Width (#143249)
| Problem | Before | After |
| --- | --- | --- |
| Width | <img width="797" alt="Screenshot 2024-02-09 at 1 29 09 PM"
src="https://github.com/flutter/flutter/assets/389558/c49fa584-2550-41f6-ab80-6c20d01412b1">
| <img width="794" alt="Screenshot 2024-02-09 at 1 23 59 PM"
src="https://github.com/flutter/flutter/assets/389558/1326f797-9883-4916-9de3-1939e7648d46">
|
| Overflow | ![Screenshot from 2024-06-07
13-39-45](https://github.com/flutter/flutter/assets/389558/8a24c87a-2b5e-4bdc-8347-339d850f5a82)
| ![Screenshot from 2024-06-07
13-38-26](https://github.com/flutter/flutter/assets/389558/735248aa-8969-413b-a6cf-4f9b708f9ea8)
|

Fixes https://github.com/flutter/flutter/issues/78746
Fixes https://github.com/flutter/flutter/issues/92851
Part of https://github.com/flutter/flutter/issues/101620
Fixes https://github.com/flutter/flutter/issues/147483
Fixes https://github.com/flutter/flutter/issues/153274
Part of Google b/317115348
Fixes optionsViewOpenDirection not working, mentioned in
https://github.com/flutter/flutter/pull/143249#issuecomment-2036191457.

### Requirements

* [x] By default, the width of the options matches the width of the
field.
 * [x] Options can be aligned to the start or end for LTR/RTL languages.
 * [x] The optionsViewOpenDirection parameter is respected.
* [x] If the options would vertically exceed the top or bottom of the
screen, they reposition themselves to fit on the screen while covering
the field. At least enough to tap an option. This has accessibility
implications, because sometimes an Autocomplete near the edge of a
narrow screen can be unusable.
* [x] If the Autocomplete is in a ScrollView, then the options move
along with the field during scrolling.
* [x] When the field moves or resizes, the options position and size
change to match. Even if the field is animated.
* [ ] The options layout updates on the same frame that the field layout
changes.

It's probably not possible to check all of these boxes so we'll probably
need to compromise.

 #### Tools that I've used to try to achieve this

 * LayoutBuilder to provide the field constraints[^1].
 * Looking up layout information of a widget via GlobalKey.
 * CompositedTransformFollower/Target.
 * CustomSingleChildLayout.

[^1]: Originally this didn't work due to a bug when using LayoutBuilder
with OverlayPortal (https://github.com/flutter/flutter/pull/147856).
That has now been fixed.

Co-authored-by: Victor Sanni <victorsanniay@gmail.com>
2025-01-14 01:29:08 +00:00
auto-submit[bot]
b95721ca6f
Reverts "Match CupertinoPageTransitionsBuilder animation duration to CupertinoPageRoute (#160241)" (#161555)
<!-- start_original_pr_link -->
Reverts: flutter/flutter#160241
<!-- end_original_pr_link -->
<!-- start_initiating_author -->
Initiated by: yjbanov
<!-- end_initiating_author -->
<!-- start_revert_reason -->
Reason for reverting: there's evidence that this broke the tree
<!-- end_revert_reason -->
<!-- start_original_pr_author -->
Original PR Author: chika3742
<!-- end_original_pr_author -->

<!-- start_reviewers -->
Reviewed By: {chunhtai, MitchellGoodwin}
<!-- end_reviewers -->

<!-- start_revert_body -->
This change reverts the following previous change:
<!--
Thanks for filing a pull request!
Reviewers are typically assigned within a week of filing a request.
To learn more about code review, see our documentation on Tree Hygiene:
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The recent changes have made it possible to customize the duration in
PageTransitionsBuilder, so I have adjusted
CupertinoPageTransitionsBuilder's transition duration to
CupertinoPageRoute.

related issue: #29068

| Before | After | Native |
| --- | --- | --- |
| <video
src="https://github.com/user-attachments/assets/1420bb86-37d2-4d5a-b0f9-e0860e3c8f01">
| <video
src="https://github.com/user-attachments/assets/f0455f3a-ca80-4cb6-a803-b9c48ec2075e">
| <video
src="https://github.com/user-attachments/assets/74218f9d-f4a1-4008-84ac-caf73355f467">
|

## 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], including [Features
we expect every widget to implement].
- [x] I signed the [CLA].
- [x] I listed at least one issue that this PR fixes in the description
above.
- [x] I updated/added relevant documentation (doc comments with `///`).
- [x] I added new tests to check the change I am making, or this PR is
[test-exempt].
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<!-- end_revert_body -->

Co-authored-by: auto-submit[bot] <flutter-engprod-team@google.com>
2025-01-13 22:39:19 +00:00
Chikamatsu Kazuya
5bd65c434a
Match CupertinoPageTransitionsBuilder animation duration to CupertinoPageRoute (#160241)
<!--
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Reviewers are typically assigned within a week of filing a request.
To learn more about code review, see our documentation on Tree Hygiene:
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The recent changes have made it possible to customize the duration in
PageTransitionsBuilder, so I have adjusted
CupertinoPageTransitionsBuilder's transition duration to
CupertinoPageRoute.

related issue: #29068

| Before | After | Native |
| --- | --- | --- |
| <video
src="https://github.com/user-attachments/assets/1420bb86-37d2-4d5a-b0f9-e0860e3c8f01">
| <video
src="https://github.com/user-attachments/assets/f0455f3a-ca80-4cb6-a803-b9c48ec2075e">
| <video
src="https://github.com/user-attachments/assets/74218f9d-f4a1-4008-84ac-caf73355f467">
|

## Pre-launch Checklist

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we expect every widget to implement].
- [x] I signed the [CLA].
- [x] I listed at least one issue that this PR fixes in the description
above.
- [x] I updated/added relevant documentation (doc comments with `///`).
- [x] I added new tests to check the change I am making, or this PR is
[test-exempt].
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2025-01-13 19:11:59 +00:00
chunhtai
6b8b57913d
add semantics role and tab (#161260)
fixes https://github.com/flutter/flutter/issues/157134

## Pre-launch Checklist

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we expect every widget to implement].
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above.
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2025-01-11 00:08:55 +00:00
Victor Sanni
9d7f6cc43b
Revert "fixed keyboardDismissBehavior on scroll without a drag" (#161277)
Reverts https://github.com/flutter/flutter/pull/154675 as it regresses
`ScrollViewKeyboardDismissBehavior.onDrag`.

Fixes https://github.com/flutter/flutter/issues/160331
2025-01-08 17:36:31 +00:00
Elliott Brooks
322f7af5fb
Clear selection state when exiting select mode (#161267)
Fixes https://github.com/flutter/devtools/issues/8654
2025-01-07 23:40:11 +00:00
Kate Lovett
7141c2a136
Update golden canary (#161183)
Verifying the framework golden workflow
Part of resolving https://github.com/flutter/flutter/pull/160556

## Pre-launch Checklist

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there for submitting PRs.
- [ ] I read the [Tree Hygiene] wiki page, which explains my
responsibilities.
- [ ] I read and followed the [Flutter Style Guide], including [Features
we expect every widget to implement].
- [ ] I signed the [CLA].
- [ ] I listed at least one issue that this PR fixes in the description
above.
- [ ] I updated/added relevant documentation (doc comments with `///`).
- [ ] I added new tests to check the change I am making, or this PR is
[test-exempt].
- [ ] I followed the [breaking change policy] and added [Data Driven
Fixes] where supported.
- [ ] All existing and new tests are passing.

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

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[CLA]: https://cla.developers.google.com/
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[Discord]:
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2025-01-06 22:47:29 +00:00
Michael Goderbauer
ec66fe4669
Fix docImport issues (#160918)
Work towards https://github.com/flutter/flutter/issues/150800
2024-12-30 18:31:41 +00:00
Michael Goderbauer
5491c8c146
Auto-format Framework (#160545)
This auto-formats all *.dart files in the repository outside of the
`engine` subdirectory and enforces that these files stay formatted with
a presubmit check.

**Reviewers:** Please carefully review all the commits except for the
one titled "formatted". The "formatted" commit was auto-generated by
running `dev/tools/format.sh -a -f`. The other commits were hand-crafted
to prepare the repo for the formatting change. I recommend reviewing the
commits one-by-one via the "Commits" tab and avoiding Github's "Files
changed" tab as it will likely slow down your browser because of the
size of this PR.

---------

Co-authored-by: Kate Lovett <katelovett@google.com>
Co-authored-by: LongCatIsLooong <31859944+LongCatIsLooong@users.noreply.github.com>
2024-12-19 20:06:21 +00:00
Michael Goderbauer
e19e117c37
Fix line-dependent tests for formatting (#160389)
These tests are dependent on line numbers. This formats them and updates
the line number to take them off the critical path.
2024-12-17 00:29:51 +00:00
Michael Goderbauer
8fee7cb832
Adjust ignores for 'dart format' (#160382)
When running `dart format` over these lines the `// ignore` ended up on
a line where it wasn't properly ignoring the lint. This adjusts the
placement of `// ignore`s so they will continue to ignore the right
thing even after the code is auto formatted.

I am hoping that if we do this now the large PR that formats the entire
repo will go in smoother without manual intervention.
2024-12-16 22:01:25 +00:00
Tong Mu
c16aa2d232
Make animation and router support simulation, and use Spring for Cupertino (#155575)
This PR makes `TransitionRoute` support driving the animation with
`Simulation`. This is needed for Cupertino widgets, since iOS use
"spring simulations" for a majority of their animations.

This PR also applies the standard spring animation to
`CupertinoDialogRoute` (alert dialogs) and `CupertinoModalPopupRoute`
(action sheets). (This PR does not yet support customizing the spring
parameters or conveniently using the springs for custom routes, which
are left for future PRs.)

### Comparison

I tried to create a comparison video for action sheets, however the
difference is far less noticeable than I expected. (All clips are
precisely aligned at the moment the pointer is lifted.) I guess the
original curve _is_ good enough. Nevertheless, the spring simulation is
the correct one and we should support it.

Edit: [The
comment](https://github.com/flutter/flutter/pull/155575#issuecomment-2489303282)
below also mentioned that supporting spring animation will improve the
fidelity when the animation is caused by a user gesture. I assume this
requires initial speed, which is not supported by this PR but we can add
it in the future.


https://github.com/user-attachments/assets/06d2f684-ad1c-4a4d-8663-a561895f45e9

Also, Flutter's response seems to be always a moment slower than
SwiftUI, possibly because Flutter requiring two frames to start the
animation (one frame to add the transition widget, one frame for the
animation to actually progress.) We probably want to solve it in the
future.

## Pre-launch Checklist

- [ ] I read the [Contributor Guide] and followed the process outlined
there for submitting PRs.
- [ ] I read the [Tree Hygiene] wiki page, which explains my
responsibilities.
- [ ] I read and followed the [Flutter Style Guide], including [Features
we expect every widget to implement].
- [ ] I signed the [CLA].
- [ ] I listed at least one issue that this PR fixes in the description
above.
- [ ] I updated/added relevant documentation (doc comments with `///`).
- [ ] I added new tests to check the change I am making, or this PR is
[test-exempt].
- [ ] I followed the [breaking change policy] and added [Data Driven
Fixes] where supported.
- [ ] All existing and new tests are passing.

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

<!-- Links -->
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[CLA]: https://cla.developers.google.com/
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[Discord]:
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[Data Driven Fixes]:
https://github.com/flutter/flutter/blob/main/docs/contributing/Data-driven-Fixes.md
2024-12-12 21:56:11 +00:00
Tess Strickland
efa109d405
Add entry-point annotations for test-only code. (#160158)
This change adds entry-point annotations to methods and classes accessed
by native code during Flutter tests. Currently, entry point annotations
are not checked by the Dart VM when running in JIT mode, only in AOT
mode. In order to also enforce entry point annotations in JIT mode,
first tests in Flutter must be appropriately annotated to avoid roll
failures.

Related issues:
* https://github.com/flutter/flutter/issues/118608
* https://github.com/dart-lang/sdk/issues/50649

## 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], including [Features
we expect every widget to implement].
- [X] I signed the [CLA].
- [X] I listed at least one issue that this PR fixes in the description
above.
- [X] I updated/added relevant documentation (doc comments with `///`).
- [X] I added new tests to check the change I am making, or this PR is
[test-exempt].
- [X] I followed the [breaking change policy] and added [Data Driven
Fixes] where supported.
- [X] All existing and new tests are passing.

If you need help, consider asking for advice on the #hackers-new channel
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<!-- Links -->
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[CLA]: https://cla.developers.google.com/
[flutter/tests]: https://github.com/flutter/tests
[breaking change policy]:
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[Discord]:
https://github.com/flutter/flutter/blob/main/docs/contributing/Chat.md
[Data Driven Fixes]:
https://github.com/flutter/flutter/blob/main/docs/contributing/Data-driven-Fixes.md
2024-12-12 13:46:38 +00:00
Mairramer
2f9e2d9bc9
Fix false positive validation result on form submission with AutovalidateMode.onUnfocus (#159394)
Fixes #159378
Resolved an issue where focused TextFormField was bypassed during form
validation
when using AutovalidateMode.onUnfocus on mobile devices. Validation is
now correctly
triggered for all fields, including those that are focused.

## 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], including [Features
we expect every widget to implement].
- [x] I signed the [CLA].
- [x] I listed at least one issue that this PR fixes in the description
above.
- [ ] I updated/added relevant documentation (doc comments with `///`).
- [x] I added new tests to check the change I am making, or this PR is
[test-exempt].
- [ ] I followed the [breaking change policy] and added [Data Driven
Fixes] where supported.
- [x] All existing and new tests are passing.

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

<!-- Links -->
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[Tree Hygiene]:
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[CLA]: https://cla.developers.google.com/
[flutter/tests]: https://github.com/flutter/tests
[breaking change policy]:
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[Discord]:
https://github.com/flutter/flutter/blob/main/docs/contributing/Chat.md
[Data Driven Fixes]:
https://github.com/flutter/flutter/blob/main/docs/contributing/Data-driven-Fixes.md
2024-12-11 19:20:22 +00:00
yim
7b262d926d
Test SliverMainAxisGroup offstage child (#159406)
```dart
import 'package:flutter/material.dart';
import 'package:flutter_test/flutter_test.dart';

void main() {
  testWidgets('my test', (WidgetTester tester) async {
    await tester.pumpWidget(
      MaterialApp(
        home: LayoutBuilder(
          builder: (context, view) {
            return CustomScrollView(
              slivers: [
                SliverMainAxisGroup(
                  slivers: [
                    SliverToBoxAdapter(child: SizedBox(height: view.maxHeight)),
                    const SliverToBoxAdapter(child: Text('1')),
                  ],
                )
              ],
            );
          },
        ),
      ),
    );
    expect(find.text('1'), findsNothing);
  });
}
```
The above test should have passed, but it failed. This PR fixes the
issue.

## 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], including [Features
we expect every widget to implement].
- [x] I signed the [CLA].
- [x] I listed at least one issue that this PR fixes in the description
above.
- [ ] I updated/added relevant documentation (doc comments with `///`).
- [x] I added new tests to check the change I am making, or this PR is
[test-exempt].
- [x] I followed the [breaking change policy] and added [Data Driven
Fixes] where supported.
- [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/blob/main/docs/contributing/Tree-hygiene.md#overview
[Tree Hygiene]:
https://github.com/flutter/flutter/blob/main/docs/contributing/Tree-hygiene.md
[test-exempt]:
https://github.com/flutter/flutter/blob/main/docs/contributing/Tree-hygiene.md#tests
[Flutter Style Guide]:
https://github.com/flutter/flutter/blob/main/docs/contributing/Style-guide-for-Flutter-repo.md
[Features we expect every widget to implement]:
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[CLA]: https://cla.developers.google.com/
[flutter/tests]: https://github.com/flutter/tests
[breaking change policy]:
https://github.com/flutter/flutter/blob/main/docs/contributing/Tree-hygiene.md#handling-breaking-changes
[Discord]:
https://github.com/flutter/flutter/blob/main/docs/contributing/Chat.md
[Data Driven Fixes]:
https://github.com/flutter/flutter/blob/main/docs/contributing/Data-driven-Fixes.md
2024-12-11 00:58:59 +00:00
yim
7814641bd8
fix fade_transition issue (#157663)
Fixes: #157312

A simpler way to reproduce this issue:
```dart
import 'package:flutter/material.dart';

void main() {
  runApp(MyApp());
}

class MyApp extends StatefulWidget {
  const MyApp({super.key});

  @override
  State<MyApp> createState() => _MyAppState();
}

class _MyAppState extends State<MyApp> with SingleTickerProviderStateMixin {
  late AnimationController controller = AnimationController(
    duration: const Duration(seconds: 2),
    value: 1,
    vsync: this,
  );
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      home: Scaffold(
        body: Center(
          child: FadeTransition(
            opacity: controller,
            child: Builder(
              builder: (context) {
                return GestureDetector(
                  onTap: () {
                    controller.value = 0.5;
                    context.findRenderObject()?.markNeedsPaint();
                    controller.value = 0;
                  },
                  child: Text("Click"),
                );
              },
            ),
          ),
        ),
      ),
    );
  }
}

```
The main reason is that updating the opacity with
`markNeedsCompositedLayerUpdate` followed by `markNeedsPaint` causes it
to be added to `owner!._nodesNeedingPaint` twice.

## 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], including [Features
we expect every widget to implement].
- [x] I signed the [CLA].
- [x] I listed at least one issue that this PR fixes in the description
above.
- [ ] I updated/added relevant documentation (doc comments with `///`).
- [x] I added new tests to check the change I am making, or this PR is
[test-exempt].
- [x] I followed the [breaking change policy] and added [Data Driven
Fixes] where supported.
- [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/blob/main/docs/contributing/Tree-hygiene.md#overview
[Tree Hygiene]:
https://github.com/flutter/flutter/blob/main/docs/contributing/Tree-hygiene.md
[test-exempt]:
https://github.com/flutter/flutter/blob/main/docs/contributing/Tree-hygiene.md#tests
[Flutter Style Guide]:
https://github.com/flutter/flutter/blob/main/docs/contributing/Style-guide-for-Flutter-repo.md
[Features we expect every widget to implement]:
https://github.com/flutter/flutter/blob/main/docs/contributing/Style-guide-for-Flutter-repo.md#features-we-expect-every-widget-to-implement
[CLA]: https://cla.developers.google.com/
[flutter/tests]: https://github.com/flutter/tests
[breaking change policy]:
https://github.com/flutter/flutter/blob/main/docs/contributing/Tree-hygiene.md#handling-breaking-changes
[Discord]:
https://github.com/flutter/flutter/blob/main/docs/contributing/Chat.md
[Data Driven Fixes]:
https://github.com/flutter/flutter/blob/main/docs/contributing/Data-driven-Fixes.md

---------

Co-authored-by: Nate Wilson <nathan.wilson1232@gmail.com>
Co-authored-by: Tong Mu <dkwingsmt@users.noreply.github.com>
2024-12-11 00:54:07 +00:00
chunhtai
a893157f1e
Revert "Framework sends a11y message when enabling semantics (#159163)" (#160039)
This reverts commit 1a2d6a30bca2476c91dd01cd67405443cfc251d3.

This is a straight revert as we are pivot away from using message
channel, instead we will be adding api to dart:ui.
See https://github.com/flutter/engine/pull/56691

## Pre-launch Checklist

- [ ] I read the [Contributor Guide] and followed the process outlined
there for submitting PRs.
- [ ] I read the [Tree Hygiene] wiki page, which explains my
responsibilities.
- [ ] I read and followed the [Flutter Style Guide], including [Features
we expect every widget to implement].
- [ ] I signed the [CLA].
- [ ] I listed at least one issue that this PR fixes in the description
above.
- [ ] I updated/added relevant documentation (doc comments with `///`).
- [ ] I added new tests to check the change I am making, or this PR is
[test-exempt].
- [ ] I followed the [breaking change policy] and added [Data Driven
Fixes] where supported.
- [ ] 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]:
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[Tree Hygiene]:
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[test-exempt]:
https://github.com/flutter/flutter/blob/main/docs/contributing/Tree-hygiene.md#tests
[Flutter Style Guide]:
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[Features we expect every widget to implement]:
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[CLA]: https://cla.developers.google.com/
[flutter/tests]: https://github.com/flutter/tests
[breaking change policy]:
https://github.com/flutter/flutter/blob/main/docs/contributing/Tree-hygiene.md#handling-breaking-changes
[Discord]:
https://github.com/flutter/flutter/blob/main/docs/contributing/Chat.md
[Data Driven Fixes]:
https://github.com/flutter/flutter/blob/main/docs/contributing/Data-driven-Fixes.md
2024-12-10 21:24:09 +00:00
Renzo Olivares
d620ec9274
fix: SelectableRegion should only finalize selection after changing (#159698)
There are some cases where selection behavior varies on a given platform
by the pointer device, for example dragging to select changes on mobile
platforms depending on whether a mouse or a touch is used. When a mouse
is used a user can drag to select normally, when a touch is used the
selection does not change on mobile platforms when dragging.

Before this change at the end of a touch drag users would still be
notified the selection was finalized even though nothing changed and
they had not previously received a `changing` notification. After this
change the selection is no longer finalized unless the
`SelectableRegionSelectionStatus` was previously in a `changing` state.

## 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], including [Features
we expect every widget to implement].
- [x] I signed the [CLA].
- [x] I listed at least one issue that this PR fixes in the description
above.
- [x] I updated/added relevant documentation (doc comments with `///`).
- [x] I added new tests to check the change I am making, or this PR is
[test-exempt].
- [x] I followed the [breaking change policy] and added [Data Driven
Fixes] where supported.
- [x] All existing and new tests are passing.

---------

Co-authored-by: Renzo Olivares <roliv@google.com>
2024-12-10 01:25:58 +00:00
LongCatIsLooong
9ff7238937
Add handler for SemanticsAction.scrollToOffset (#159811)
Also closes https://github.com/flutter/flutter/issues/159515

~Looking at the google testing failures~ cl/703169955

## Pre-launch Checklist

- [ ] I read the [Contributor Guide] and followed the process outlined
there for submitting PRs.
- [ ] I read the [Tree Hygiene] wiki page, which explains my
responsibilities.
- [ ] I read and followed the [Flutter Style Guide], including [Features
we expect every widget to implement].
- [ ] I signed the [CLA].
- [ ] I listed at least one issue that this PR fixes in the description
above.
- [ ] I updated/added relevant documentation (doc comments with `///`).
- [ ] I added new tests to check the change I am making, or this PR is
[test-exempt].
- [ ] I followed the [breaking change policy] and added [Data Driven
Fixes] where supported.
- [ ] 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/blob/main/docs/contributing/Tree-hygiene.md#overview
[Tree Hygiene]:
https://github.com/flutter/flutter/blob/main/docs/contributing/Tree-hygiene.md
[test-exempt]:
https://github.com/flutter/flutter/blob/main/docs/contributing/Tree-hygiene.md#tests
[Flutter Style Guide]:
https://github.com/flutter/flutter/blob/main/docs/contributing/Style-guide-for-Flutter-repo.md
[Features we expect every widget to implement]:
https://github.com/flutter/flutter/blob/main/docs/contributing/Style-guide-for-Flutter-repo.md#features-we-expect-every-widget-to-implement
[CLA]: https://cla.developers.google.com/
[flutter/tests]: https://github.com/flutter/tests
[breaking change policy]:
https://github.com/flutter/flutter/blob/main/docs/contributing/Tree-hygiene.md#handling-breaking-changes
[Discord]:
https://github.com/flutter/flutter/blob/main/docs/contributing/Chat.md
[Data Driven Fixes]:
https://github.com/flutter/flutter/blob/main/docs/contributing/Data-driven-Fixes.md
2024-12-09 21:47:34 +00:00
yim
48c6d0703f
Added boundary feature to ReorderableList. (#146182)
Fixes: #146112

<details open><summary>Code sample</summary>

```dart
import 'package:flutter/material.dart';

void main() {
  runApp(MaterialApp(
    home: Scaffold(
      body: Center(
        child: Container(
          width: 200,
          color: Colors.green,
          child: DragBoundary(
            child: CustomScrollView(
              shrinkWrap: true,
              slivers: <Widget>[
                SliverReorderableList(
                  itemBuilder: (BuildContext context, int index) {
                    return ReorderableDragStartListener(
                      key: ValueKey<int>(index),
                      index: index,
                      child: Text('$index'),
                    );
                  },
                  itemCount: 5,
                  onReorder: (int fromIndex, int toIndex) {},
                ),
              ],
            ),
          ),
        ),
      ),
    ),
  ));
}

```

</details>

| without `DragBoundary` |  with the `DragBoundary` | 
| ------- | ------- 
| ![Screen Recording 2024-04-03 at 13 01
19](https://github.com/flutter/flutter/assets/12887926/b092e229-5fc6-40a4-acf0-1197ef04c0fb)
| ![Screen Recording 2024-04-03 at 13 01
19](https://github.com/flutter/flutter/assets/12887926/561da112-c1ef-48f1-b043-3947f1f0012e)
|




## 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], including [Features
we expect every widget to implement].
- [x] I signed the [CLA].
- [x] I listed at least one issue that this PR fixes in the description
above.
- [x] I updated/added relevant documentation (doc comments with `///`).
- [x] I added new tests to check the change I am making, or this PR is
[test-exempt].
- [x] I followed the [breaking change policy] and added [Data Driven
Fixes] where supported.
- [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
[test-exempt]:
https://github.com/flutter/flutter/wiki/Tree-hygiene#tests
[Flutter Style Guide]:
https://github.com/flutter/flutter/wiki/Style-guide-for-Flutter-repo
[Features we expect every widget to implement]:
https://github.com/flutter/flutter/wiki/Style-guide-for-Flutter-repo#features-we-expect-every-widget-to-implement
[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
[Data Driven Fixes]:
https://github.com/flutter/flutter/wiki/Data-driven-Fixes
2024-12-06 01:39:06 +00:00
Anis Alibegić
e2ada1c939
Fixed typos (#159331)
Here's another one of my PRs where I hunt for typos across `flutter`
repo.

## 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.
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2024-12-05 16:54:09 +00:00
LongCatIsLooong
1e67f6c386
Ignore exhaustiveness check for some semantics tests, for now (#159517)
~This also includes the engine hash change from
https://github.com/flutter/flutter/pull/159453/files for testing
purposes. Will revert if all tests pass~ all tests passed with the
engine hash from #159453:
0f26acb438

TODOs: https://github.com/flutter/flutter/issues/159515
context: https://github.com/flutter/flutter/issues/159456


## Pre-launch Checklist

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Fixes] where supported.
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2024-12-02 21:48:58 +00:00
Justin McCandless
e7a8dc3a27
iPad Scribble flicker and crash (#159508)
Previously, dragging to select with an Apple Pencil on an iPad
(Scribble) caused the context menu to rapidly hide and show. Sometimes
this even caused an assertion error when using SystemContextMenu due to
showing two context menus in one frame. After this PR, the flicker and
crash are gone.

The flicker happened on both the Flutter-rendered context menu and
SystemContextMenu, but the error only happened with SystemContextMenu
due to a safeguard that prevents two from showing at the same time.

The flickering is likely a regression caused by
https://github.com/flutter/flutter/pull/142463.

| Before this PR | After this PR |
| --- | --- |
| <video
src="https://github.com/user-attachments/assets/e35f36f5-350d-41fb-b878-ee7b7820699d"
/> | <video
src="https://github.com/user-attachments/assets/262cb8d3-6670-4765-ace8-2d9bf61ae112"
/> |

Flutter's behavior isn't perfect compared to native (below), but it's a
major improvement. If we want to match native, I think we might have to
mess with the engine and see why it's calling showToolbar so much. I
checked and scribbleInProgress is false during this selection gesture,
so we can't use that.

<details>

<summary>Scribble native video</summary>



https://github.com/user-attachments/assets/207e208a-ac36-4c9e-a8ed-9e90e6ef9e3a



</details>


Fixes https://github.com/flutter/flutter/issues/159259
2024-12-02 17:45:36 +00:00
Aziz Chebbi
d541354936
Fix: Announce only the first error message for better accessibility (#156399)
## Issue
This pull request addresses an accessibility issue where all form error
messages were concatenated and announced simultaneously, overwhelming
users relying on screen readers like VoiceOver and TalkBack.
This is the issue link: https://github.com/flutter/flutter/issues/156340

## Update
The change ensures that only the first error message is announced,
providing a more manageable and user-friendly experience.

## 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], including [Features
we expect every widget to implement].
- [x] I signed the [CLA].
- [x] I listed at least one issue that this PR fixes in the description
above.
- [x] I updated/added relevant documentation (doc comments with `///`).
- [x] I added new tests to check the change I am making, or this PR is
[test-exempt].
- [x] I followed the [breaking change policy] and added [Data Driven
Fixes] where supported.
- [x] All existing and new tests are passing.

---------

Co-authored-by: chunhtai <47866232+chunhtai@users.noreply.github.com>
2024-11-28 01:04:08 +00:00
Elliott Brooks
21bea32f66
[Widget Inspector] Fix stack overflow error for Flutter web when requesting a large widget tree (#159454)
Fixes https://github.com/flutter/devtools/issues/8553

Context: 

A Flutter web customer with a large widget tree was getting a stack
overflow error when they toggled on "show implementation widgets" in the
Flutter DevTools Inspector. This is because building the JSON tree
recursively was hitting Chrome's stack limit.

This PR creates the JSON tree **iteratively** if the `getRootWidgetTree`
service extension is called with `fullDetails = false` (which is what
DevTools uses to fetch the widget tree).

For all other instances of creating a widget JSON map (for example, when
fetching widget properties) the recursive implementation is used. This
allows properties provided by subclasses implementing `toJsonMap` to be
included in the response.

Note: Because with this change `toJsonMap` is only called when
`fullDetails = true` and `toJsonMapIterative` is only called when
`fullDetails = false`, this PR partially reverts the changes in
https://github.com/flutter/flutter/pull/157309.
2024-11-26 21:22:23 +00:00
Renzo Olivares
f3f72ede04
Add SelectionListener/SelectedContentRange (#154202)
https://github.com/user-attachments/assets/59225cf7-5506-414e-87da-aa4d3227e7f6

Adds:
* `SelectionListener`, allows a user to listen to selection changes
under the subtree it wraps given their is an ancestor `SelectionArea` or
`SelectableRegion`. These selection changes can be listened to through
the `SelectionListenerNotifier` that is provided to a
`SelectionListener`.
* `SelectionListenerNotifier`, used with `SelectionListener`, allows a
user listen to selection changes for the subtree of the
`SelectionListener` it was provided to. Provides access to individual
selection values through the `SelectionDetails` object `selection`.
* `SelectableRegionSelectionStatusScope`, allows the user to listen to
when a parent `SelectableRegion` is changing or finalizing the
selection.
* `SelectedContentRange`, provides information about the selection range
under a `SelectionHandler` or `Selectable` through the `getSelection()`
method. This includes a start and end offset relative to the
`Selectable`s content.
* `SelectionHandler.contentLength`, to describe the length of the
content contained by a selectable.

Original PR & Discussion: https://github.com/flutter/flutter/pull/148998

Fixes: #110594

## 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], including [Features
we expect every widget to implement].
- [x] I signed the [CLA].
- [x] I listed at least one issue that this PR fixes in the description
above.
- [x] I updated/added relevant documentation (doc comments with `///`).
- [x] I added new tests to check the change I am making, or this PR is
[test-exempt].
- [x] I followed the [breaking change policy] and added [Data Driven
Fixes] where supported.
- [x] All existing and new tests are passing.

---------

Co-authored-by: Renzo Olivares <roliv@google.com>
2024-11-26 00:14:30 +00:00
Elliott Brooks
4051a38dd7
Click-and-dragging in widget selection mode updates the inspected widget in DevTools (#159352)
Fixes https://github.com/flutter/devtools/issues/8539
2024-11-25 23:48:20 +00:00
chunhtai
85632156c5
Reland "Set stable color for semantics debugger (#157884)" (#159355)
This reverts commit 07690a69b0067f8a8471470f7314a3294591033d.

previous pr was merged when tree is close by mistake, and was revert out
of precaution. There is no change in this reland.


## Pre-launch Checklist

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- [ ] I listed at least one issue that this PR fixes in the description
above.
- [ ] I updated/added relevant documentation (doc comments with `///`).
- [ ] I added new tests to check the change I am making, or this PR is
[test-exempt].
- [ ] I followed the [breaking change policy] and added [Data Driven
Fixes] where supported.
- [ ] All existing and new tests are passing.

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2024-11-25 21:37:10 +00:00