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[cross_file_darwin] iOS/macOS implementation of cross_file - #12910

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bparrishMines:cross_file_darwin
Sep 20, 2026
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auto-submit[bot] merged 15 commits into
flutter:mainfrom
bparrishMines:cross_file_darwin

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@bparrishMines bparrishMines commented Sep 17, 2026 •

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Part of flutter/flutter#91869

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Code Review

This pull request introduces the cross_file_darwin package, providing a Darwin-specific implementation for the cross_file plugin, including support for security-scoped resources and PhotoKit assets. The implementation uses Pigeon for communication between Dart and native code, along with FFI for native asset resource management. The review identified several critical issues, including a missing delegate assignment in AssetResourceReader, incorrect URI-to-file-path conversions in canRead methods, a missing return statement in lastModified, and inconsistent parameter usage in helper methods within darwin_scoped_storage_cross_file.dart.

Comment on lines +14 to +15
func openRead(localIdentifier: String, delegate: AssetResourceReaderDelegate) -> Bool {
let assets = PHAsset.fetchAssets(withLocalIdentifiers: [localIdentifier], options: nil)

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high

The delegate parameter passed to openRead is never assigned to self.delegate. As a result, self.delegate remains nil, and the callbacks onDataReceived and onCompletion are never triggered.

  func openRead(localIdentifier: String, delegate: AssetResourceReaderDelegate) -> Bool {
    self.delegate = delegate
    let assets = PHAsset.fetchAssets(withLocalIdentifiers: [localIdentifier], options: nil)

@bparrishMines bparrishMines Sep 18, 2026 •

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very good catch. This is the down side of not being able to write tests when the api requires out of app user interactions.

@bparrishMines bparrishMines changed the title darwin impl [cross_file_darwin] iOS/macOS implementation of cross_file Sep 17, 2026

@stuartmorgan-g stuartmorgan-g left a comment

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LGTM

Comment thread packages/cross_file/cross_file_darwin/CONTRIBUTING.md Outdated
@bparrishMines bparrishMines added the autosubmit Merge PR when tree becomes green via auto submit App label Sep 20, 2026
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auto-submit Bot merged commit 330115e into flutter:main Sep 20, 2026
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@bparrishMines
bparrishMines deleted the cross_file_darwin branch September 21, 2026 02:21
pull Bot pushed a commit to edisplay/flutter that referenced this pull request Sep 24, 2026
…er#193289)

Roll Packages from c2b58e1a97fb to 431ea69a42e2 (56 revisions)

flutter/packages@c2b58e1...431ea69

2026-09-24 [email protected] [cross_file]
Updates cross_file to a package separated federated plugin
(flutter/packages#11010)
2026-09-23 [email protected] [material_ui]
Remove static access of `copyWith` from `dart fix` golden tests for
`ThemeData/TextTheme` (flutter/packages#12994)
2026-09-23 [email protected] [camera_avfoundation] Replace
deprecated high-resolution capture APIs (flutter/packages#12372)
2026-09-23 [email protected] [pigeon] update nullish checks to use
new isNullish method (flutter/packages#12985)
2026-09-23 [email protected] [ci] Assign batch release PR approver
as reviewer on sync-back PR (flutter/packages#12976)
2026-09-23 [email protected] [image_picker] Fix scaling 10-bit images
(flutter/packages#12557)
2026-09-23 [email protected] [material_ui] Improve
Autocomplete, DrawerHeader, and Tooltip accessibility
(flutter/packages#12918)
2026-09-23 [email protected] [google_fonts] Decouple GoogleFontsLite
for full tree-shaking and add full feature parity
(flutter/packages#12830)
2026-09-23 [email protected] [file_selector]
Ignore flakey `file_selector_android` tests (flutter/packages#12992)
2026-09-23 [email protected] [CI] Remove
bringup from `Mac_arm64 build_all_packages` targets
(flutter/packages#12978)
2026-09-22 [email protected] [material_ui]
Unskip 5 passing web tests in bottom_app_bar_test and text_field_test
(flutter/packages#12983)
2026-09-22 [email protected]
[cupertino_ui] Unskip 5 passing web tests in
adaptive_text_selection_toolbar_test and text_field_test
(flutter/packages#12984)
2026-09-22 [email protected] [go_router] Fix ShellRoute chrome dropped
from semantics tree by ModalBarrier (flutter/packages#12353)
2026-09-22 [email protected] [material_ui]
Add contrastLevel for M3 ColorScheme (flutter/packages#12743)
2026-09-22 [email protected] [go_router] Preserve nested pushes
during config updates (flutter/packages#12611)
2026-09-22 [email protected] [material_ui]
Migrate M3 Chip template to use new gen_defaults
(flutter/packages#12847)
2026-09-22 [email protected] [material_ui] Fix
LocalHistoryEntry leak when double tapping Drawer scrim
(flutter/packages#12552)
2026-09-22 [email protected] Update suggested reviewers
(flutter/packages#12974)
2026-09-22 [email protected] Sync release-material_ui-1.4.0 to
main (flutter/packages#12966)
2026-09-22 [email protected] Sync release-cupertino_ui-1.1.1 to
main (flutter/packages#12965)
2026-09-21 [email protected] [ci] Update repo
for 3.47 stable release (flutter/packages#12959)
2026-09-21 [email protected] Manual roll Flutter from
27fec0e to 4fcd90b (1 revision) (flutter/packages#12904)
2026-09-21 [email protected] Revert "[go_router_builder] Migrate to
material_ui" (flutter/packages#12962)
2026-09-21 [email protected]
[material_ui] Update `material_ui` tests to prevent them from failing
when framework `TextStyle` changes (flutter/packages#12728)
2026-09-21 [email protected] [go_router_builder] Migrate to
material_ui (flutter/packages#12913)
2026-09-21 [email protected] [material_ui,
cupertino_ui] Bump Flutter version from to 3.47 (flutter/packages#12944)
2026-09-21 [email protected] [cupertino_ui] Work around dart2wasm
optional parameter inference bug in example checkbox tests
(flutter/packages#12961)
2026-09-21 [email protected] [cupertino_ui] Work around dart2wasm
optional parameter inference bug in checkbox_test.dart
(flutter/packages#12956)
2026-09-21 [email protected] [google_sign_in] PR 3/4 Migrate
ViewProvider and GID SDK wrappers from Objective-C to Swift
(flutter/packages#12657)
2026-09-21 [email protected] [google_sign_in] PR 2/4 Migrate
the plugin class from Objective-C to Swift. (flutter/packages#12655)
2026-09-20 [email protected]
[cross_file_darwin] iOS/macOS implementation of `cross_file`
(flutter/packages#12910)
2026-09-20 [email protected]
[cross_file_web] Web implementation of `cross_file`
(flutter/packages#12908)
2026-09-20 [email protected] [material_ui]
Migrate M3 `InputChip` template to use new gen_defaults
(flutter/packages#12850)
2026-09-20 [email protected] [material_ui]
Migrate M3 Checkbox defaults to new gen_defaults
(flutter/packages#12816)
2026-09-20 [email protected] [material_ui]
Migrate M3 `FilterChip` template to use new gen_defaults
(flutter/packages#12849)
2026-09-19 [email protected] [material_ui] Announce PopupMenuButton with a
child as a button (flutter/packages#12585)
2026-09-19 [email protected] Roll Flutter (stable) from
9584c67 to 6a19cca (7 revisions) (flutter/packages#12950)
2026-09-18 [email protected] [material_ui]
Reduce the `material_ui` non-wasm web test suite
(flutter/packages#12763)
2026-09-18 [email protected] Replace
`Mac_x64` builders with `Mac_arm64` ones (flutter/packages#12941)
2026-09-18 [email protected]
[in_app_purchase_storekit] Use `_$SKPaymentDiscountWrapperToJson`
(flutter/packages#12721)
2026-09-18 [email protected] [In_app _purchase] README
excerpt examples and changelog (flutter/packages#12739)
2026-09-18 [email protected] [material_ui] Add alternative
input method for `RangeSlider` in `NavigationMode.directional`
(flutter/packages#12630)
2026-09-18 [email protected]
[cross_file_android] Android implementation of `cross_file`
(flutter/packages#12909)
2026-09-18 [email protected]
[camera_platform_interface] Adds videoOutputPath support to
startVideoRecording (flutter/packages#12667)
2026-09-17 [email protected] [cupertino_ui] Migrate a
snippet in `CupertinoCheckbox`'s API doc to `{@example}` and add unit
tests (flutter/packages#12180)
2026-09-17 [email protected] [material_ui]
Default gen_defaults color helper prefix (flutter/packages#12848)
...
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