[Narrator] When expand and collapse one property's dropdown list to another property, Narrator remembers to read the property that was first entered into the propertyGrid with Alphabetical setting

[Olina-Zhang]

.NET version

10.0.100-alpha.1.24570.15

Did it work in .NET Framework?

Yes

Did it work in any of the earlier releases of .NET Core or .NET 5+?

Cannot repro in .NET 6.0, but repro in .NET 7.0/8.0/9.0

Issue description

When expand and collapse one property's dropdown list to another property, Narrator remembers to read the property that was first entered into the propertyGrid with Alphabetical setting

Actual result:
When setting Alphabetical, go to the propertyGrid where the first property is Button's Text, then expand and close the AutoSize dropdown list, then focus on the AutoEllipsis property.

Issue3_NET10.mp4

Expected result:
When focus on AutoEllipsis property, Narrator doesn't announce the extra Button's Text property

Issue3_NET6.mp4

Steps to reproduce

Repro steps:

1. Create a WinForms application with PropertyGrid bind to Button
2. Build and run app
3. Use narrator for testing PropertyGrid, click Alphabetical toolstripbutton firstly - it will focus on Text property
4. Find one property: AutoSize with dorpdownlist, click it, Alt+Down to expand, Alt+Down to collapse it
5. Press Up keyboard to another AutoEllipsis property