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Pull request overview
This PR refines hover/submenu rendering for action-list based UI, including the chat model picker, by tightening when hover content is shown and adjusting submenu panel layout/styling.
Changes:
- Make chat model hover content optional and avoid showing empty hover headers.
- Adjust submenu hover header CSS (typography/line-height) for improved readability.
- Update submenu panel vertical positioning to center on the anchor and clamp within the viewport.
Show a summary per file
| File | Description |
|---|---|
| src/vs/workbench/contrib/chat/browser/widget/input/chatModelPicker.ts | Makes model hover content optional and adjusts submenuActions assignment for model items. |
| src/vs/platform/actionWidget/browser/actionWidget.css | Tweaks submenu hover header typography and sizing rules. |
| src/vs/platform/actionWidget/browser/actionList.ts | Changes submenu panel vertical positioning to be centered and viewport-clamped. |
Copilot's findings
- Files reviewed: 3/3 changed files
- Comments generated: 2
mjbvz
approved these changes
Apr 23, 2026
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