demo · v149 · developer trial

Auto/Hint Coexistence

Chrome 149's stacking-model change means opening a popover="hint" no longer dismisses unrelated popover="auto" menus. This demo shows a realistic app toolbar with two auto menus and per-item hint tooltips — open a menu, then hover a tooltip, and verify the menu stays open.

Document Editor
Create a new document
Open an existing file (Ctrl+O)
Save current document (Ctrl+S)
Export document as PDF
Undo last action (Ctrl+Z)
Redo last undone action (Ctrl+Y)
Open Find and Replace (Ctrl+H)
Save document (Ctrl+S)
Copy share link
File menu
closed
Edit menu
closed
Active hints
0
Events
0

Chrome 149 coexistence rules

ActionEffect on auto menusEffect on hintsChrome 149
Open a hint ✗ NOT closed Hint opens ✓ Fixed in 149
Open a different auto Previous auto closed ✗ Hints closed Spec behavior
Click outside (light dismiss) ✗ All autos closed ✗ All hints closed Spec behavior
Close a hint's ancestor auto Auto closes ✗ Hint closed too ✓ Ancestor chain

see also

implementation reference

Need the exact API surface, compatibility boundaries, errors, lifecycle, and source links? Read the matching gendn reference ↗