Sandbox::https://github.com/unoplatform/uno/pull/25032

mergify · 2026-10-05T17:44:19Z

GitHub Issue: related to unoplatform/kahua-private#512

PR Type:

🐞 Bugfix

What changed? 🚀

On Skia targets, a focused field could stay clipped or hidden behind the on-screen keyboard. This happened whenever the field's nearest ScrollViewer could not move it high enough, for example a details side panel whose ScrollViewer starts just above the keyboard's top edge (and worse in iPad Safari with the tab bar showing). InputPane only padded and scrolled that one ScrollContentPresenter, and nothing moved the rest of the content. In WinUI, the RootScrollViewer shrinks to the area above the input pane and scrolls the whole content instead. This PR replaces the padding with the equivalent of that RootScrollViewer. While the input pane is shown, the window's root element (RootVisual or XamlIslandRoot, through UnoRootElementLogic) acts as the outermost bring-into-view scroller, with a viewport that ends at the top of the pane. It offsets the public root visual when the focused element, padded by WinUI's 20px, still sits below that viewport, and resets the offset when the pane hides. InputPane now requests a non-animated bring-into-view, as WinUI does. Two related fixes: ScrollContentPresenter's bring-into-view used the DesiredSize-based viewport, which dropped requests coming from content stretched taller than it asks for instead of forwarding them to outer scrollers; and AutoSuggestBox now places its suggestion list in window coordinates, since the content can be offset. Given_InputPane now covers a side panel that starts near the keyboard, a field outside any ScrollViewer, focus moving while the keyboard is up, hit-testing after the content moves, restoring the content when the keyboard hides, and an app that handles Showing itself. Given_ScrollViewer covers the nested stretched-content case. Both fail without the fix. The change was also checked manually on an iPad in Safari with the SoftKeyboardFocusTests sample, whose steps are updated for the new behavior.

PR Checklist ✅

🧪 Added Runtime tests, UI tests, or a manual test sample (for bug fixes / features, if applicable)
📚 Docs have been added/updated following the documentation template (for bug fixes / features)
🖼️ Validated PR Screenshots Compare Test Run results.
❗ Contains NO breaking changes
👀 Reviewed 2 other open pull requests (optional but appreciated!)

This is an automatic backport of pull request #24947 done by [Mergify](https://mergify.com).

mergify · 2026-10-05T17:44:22Z

Cherry-pick of 1b9aeab has failed:

On branch mergify/bp/servicing/6.8/pr-24947
Your branch is ahead of 'origin/servicing/6.8' by 1 commit.
  (use "git push" to publish your local commits)

You are currently cherry-picking commit 1b9aeab.
  (fix conflicts and run "git cherry-pick --continue")
  (use "git cherry-pick --skip" to skip this patch)
  (use "git cherry-pick --abort" to cancel the cherry-pick operation)

Changes to be committed:
	modified:   src/Uno.UI.RuntimeTests/Tests/Windows_UI_ViewManagement/Given_InputPane.cs
	modified:   src/Uno.UI/UI/Xaml/Controls/ScrollContentPresenter/ScrollContentPresenter.cs
	modified:   src/Uno.UI/UI/Xaml/Internal/IRootElement.cs
	modified:   src/Uno.UI/UI/Xaml/Internal/Islands/XamlIslandRoot.Core.cs
	modified:   src/Uno.UI/UI/Xaml/Internal/Islands/XamlIslandRoot.uno.cs
	modified:   src/Uno.UI/UI/Xaml/Internal/RootVisual.cs
	new file:   src/Uno.UI/UI/Xaml/Internal/RootVisual.uno.cs
	modified:   src/Uno.UI/UI/Xaml/Internal/UnoRootElementLogic.cs

Unmerged paths:
  (use "git add/rm <file>..." as appropriate to mark resolution)
	both modified:   src/Uno.UI/UI/ViewManagement/InputPane/InputPane.cs
	deleted by them: src/Uno.UI/UI/Xaml/Controls/ScrollContentPresenter/ScrollContentPresenter.OccludedPadding.cs

To fix up this pull request, you can check it out locally. See documentation: https://docs.github.com/en/pull-requests/collaborating-with-pull-requests/reviewing-changes-in-pull-requests/checking-out-pull-requests-locally

(cherry picked from commit d494f86)

(cherry picked from commit 1b9aeab)

(cherry picked from commit 4cb4ca3)

(cherry picked from commit d272124)

(cherry picked from commit 0b61c7f)

ajpinedam · 2026-10-06T14:39:47Z

I redid this backport by hand. Mergify's cherry-pick of 1b9aeab conflicted and committed the conflict markers in InputPane.cs, which broke every build. The five commits are now cherry-picked again (-x) onto servicing/6.8, with three differences from master that are specific to 6.8:

6.8 still splits InputPane per platform, so the new root scrolling lives in InputPane.skia.cs, with a small UpdateRootViewportPartial hook in InputPane.cs. Native Android and iOS keep their current behavior.
ScrollContentPresenter.OccludedPadding.cs and its arrange line stay, because native Android on 6.8 still pads the ScrollViewer. On Skia they are now no-ops.
Given_InputPane imports Uno.UI.Toolkit.DevTools.Input, which is 6.8's namespace for the touch injection helpers.

Validated locally on 6.8: Uno.UI builds for Skia, Reference, native WASM and native Android, and Given_InputPane passes 11/11 on the Skia desktop head.

unodevops · 2026-10-06T15:07:35Z

🤖 Your WebAssembly Skia Sample App stage site is ready! Visit it here: https://unowasmprstaging.z20.web.core.windows.net/pr-25032/wasm-skia-net9/index.html

nventive-devops · 2026-10-06T16:49:37Z

The build 237683 did not find any UI Test snapshots differences.

unodevops · 2026-10-06T17:30:22Z

⚠️⚠️ The build 237683 has failed on Uno.UI - CI.

Same skip as master (f158a6c): it fails on the iOS CI simulator even when retried alone, unrelated to this backport. Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_01Tmiyo6fvmNeNuLXL2kbyJN

unodevops · 2026-10-07T14:51:45Z

🤖 Your WebAssembly Skia Sample App stage site is ready! Visit it here: https://unowasmprstaging.z20.web.core.windows.net/pr-25032/wasm-skia-net9/index.html

nventive-devops · 2026-10-07T16:37:42Z

The build 237904 did not find any UI Test snapshots differences.

unodevops · 2026-10-07T16:45:37Z

⚠️⚠️ The build 237904 has failed on Uno.UI - CI.

ajpinedam · 2026-10-09T13:39:51Z

/azp run

azure-pipelines · 2026-10-09T13:40:20Z

Azure Pipelines successfully started running 1 pipeline(s).

unodevops · 2026-10-09T14:32:01Z

🤖 Your WebAssembly Skia Sample App stage site is ready! Visit it here: https://unowasmprstaging.z20.web.core.windows.net/pr-25032/wasm-skia-net9/index.html

nventive-devops · 2026-10-09T16:01:10Z

The build 238542 did not find any UI Test snapshots differences.

mergify · 2026-10-09T22:49:38Z

This pull request does not currently match the merge queue conditions, so it cannot be queued from here. The box comes back if it matches again.

agneszitte · 2026-10-28T03:32:08Z

@Mergifyio backport release/stable/6.7

mergify · 2026-10-28T03:32:28Z

backport release/stable/6.7

✅ Backports have been created

Details

#25785 fix(inputpane): Scroll root content above the keyboard (backport #24947) (backport #25032) has been created for branch release/stable/6.7

…6.7/pr-25032 fix(inputpane): Scroll root content above the keyboard (backport #24947) (backport #25032)

mergify Bot added the conflicts Automated merge hit conflicts label Oct 5, 2026

github-actions Bot added the area/automation Categorizes an issue or PR as relevant to project automation label Oct 5, 2026

mergify Bot mentioned this pull request Oct 5, 2026

fix(inputpane): Scroll root content above the keyboard #24947

Merged

2 of 5 tasks

ajpinedam added 5 commits October 6, 2026 09:51

fix: Use arranged viewport for BringIntoView

534f2a5

(cherry picked from commit d494f86)

fix(inputpane): Scroll root content above keyboard

48378dc

(cherry picked from commit 1b9aeab)

fix(autosuggestbox): Place list in window coords

4b6587c

(cherry picked from commit 4cb4ca3)

chore(samples): Update soft-keyboard side panel steps

ac7e91a

(cherry picked from commit d272124)

test: Cover suggestions and clean up keyboard tests

8c6a8df

(cherry picked from commit 0b61c7f)

ajpinedam force-pushed the mergify/bp/servicing/6.8/pr-24947 branch from a14982f to 8c6a8df Compare October 6, 2026 14:39

github-actions Bot added the area/skia ✏️ Categorizes an issue or PR as relevant to Skia label Oct 6, 2026

ajpinedam removed the conflicts Automated merge hit conflicts label Oct 6, 2026

agneszitte requested a review from MartinZikmund October 6, 2026 14:43

agneszitte mentioned this pull request Oct 7, 2026

chore(sdk): Bump the 6.x lines on servicing/6.8 (Uno 6.8.0-dev.212) unoplatform/uno.templates#2298

Merged

1 task done

agneszitte reviewed Oct 7, 2026

View reviewed changes

Comment thread src/Uno.UI.RuntimeTests/Tests/Windows_UI_ViewManagement/Given_InputPane.cs Resolved

ajpinedam approved these changes Oct 9, 2026

View reviewed changes

ajpinedam merged commit 413cccc into servicing/6.8 Oct 13, 2026
42 of 43 checks passed

ajpinedam deleted the mergify/bp/servicing/6.8/pr-24947 branch October 13, 2026 14:01

agneszitte mentioned this pull request Oct 13, 2026

chore(sdk): Bump the 6.x lines on servicing/6.8 (Uno 6.8.0-dev.222) unoplatform/uno.templates#2323

Merged

1 task done

mikernet mentioned this pull request Oct 16, 2026

[Android] LayoutCycleException on the first keystroke with Uno Toolkit's SafeArea since the input pane root viewport #25529

Closed

This was referenced Oct 19, 2026

fix(safearea): claim the input pane occlusion that SoftInput handles unoplatform/uno.toolkit.ui#1679

Merged

[Android] A focused TextBox in a Flyout stays behind the soft keyboard #25582

Open

mergify Bot mentioned this pull request Oct 20, 2026

fix(safearea): claim the input pane occlusion that SoftInput handles (backport #1679) unoplatform/uno.toolkit.ui#1680

Merged

7 of 21 tasks

mergify Bot mentioned this pull request Oct 28, 2026

fix(inputpane): Scroll root content above the keyboard (backport #24947) (backport #25032) #25785

Merged

2 of 5 tasks

agneszitte added a commit that referenced this pull request Oct 28, 2026

Merge pull request #25785 from unoplatform/mergify/bp/release/stable/…

e93856f

…6.7/pr-25032 fix(inputpane): Scroll root content above the keyboard (backport #24947) (backport #25032)

agneszitte mentioned this pull request Nov 4, 2026

fix(flyout): Keep flyouts above the on-screen keyboard (backport #26060) #26062

Merged

3 tasks done

mergify Bot mentioned this pull request Nov 9, 2026

fix(flyout): Keep flyouts above the on-screen keyboard (backport #26060) (backport #26062) #26267

Merged

3 tasks done

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mergify Bot commented Oct 5, 2026

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