A11y Bug 6210968: Keyboard focus gets lost after closing the 'location dropdown' control via esc key.

[KethanaReddy7]

Test Environment:

OS: Win 11 version 22h2 build 25151.1000

Application: OneNote Clipper

URL: https://www.onenote.com/clipper

Browser: Edge Version 105.0.1300.0 (Official build) dev (64-bit)

Pre-requisite:

Install OneNote clipper from https://www.onenote.com/clipper and sign-in with Microsoft work account.

Repro Steps:

1. Go to https://www.onenote.com/clipper URL.

2. Select "Clip to OneNote" button in top right corner.

3. Navigate to "Location dropdown" under 'Article' button through Tab key and press enter key.

4. Now navigate the dropdown using tab key and then pressing Esc key

5. Observe the issue here.

Actual Result:

Keyboard focus gets lost after closing the 'location dropdown' control via esc key.

Expected Result:

Keyboard focus should land on 'location dropdown' control after closing pop-up via esc key.

User Experience:

Keyboard users will impact here as they activate any control, pop-up get opened and focus get lost after closing the pop-up via esc key.

MAS Reference:

Focus Order - Liquid (microsoft.com)

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[claude]

Claude finished @KethanaReddy7's task in 2m 26s —— View job • claude/issue-641-20260312-1033 • Create PR ➔

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Accessibility Fix Complete

• Analyze the issue and understand the problem
• Find the location dropdown component code
• Implement fix to restore focus when dropdown is closed via Escape
• Add test for focus restoration
• Commit and push changes

Summary:
Fixed the accessibility issue where keyboard focus was lost after closing the location dropdown via the Escape key. The fix modifies the onPopupToggle method in sectionPicker.tsx to restore focus to the dropdown trigger element (sectionLocationContainer) when the popup closes.

Changes:

1. src/scripts/clipperUI/components/sectionPicker.tsx - Added focus restoration logic in onPopupToggle when the popup closes
2. src/tests/clipperUI/components/sectionPicker_tests.tsx - Added test to verify focus restoration behavior

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[KethanaReddy7]

Fixed in #650