[Accessibility] Narrator focuses on the Column Headers instead of the first cell when enter DataGridView by switching Form

.NET version

8.0.100-alpha.1.22430.2

Did it work in .NET Framework?

Yes

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

Yes, it is a regression issue, cannot repro .Net 6.0, for 7.0 version,

Issue description

Narrator focuses on the Column Headers instead of the first cell when enter DataGridView by switching Form. If application has one Form with DataGridView, Narrator focuses on the entire DataGridView instead of first cell

Actual Gif: 2 Forms: 1 Form:

Expected Gif from .Net 6.0: 2 Forms:

1 Form:

Steps to reproduce

1. Create a Winforms .Net Core application, Form1 with DataGridView added
2. Add several columns in DataGridView
3. Add a Form2 to this project, and add a button to Form2
4. Double click button to generate event with following code

            Form1 form1 = new Form1();
            form1.ShowDialog();

1. Set Form2 as start form, build and run application

or use attached sample application for testing DataGridViewSample.zip

[MelonWang1]

@NikitaSemenovAkvelon Verified this issue in the latest .Net 8.0 SDK build: 8.0.100-alpha.1.22470.29, In Win11 21H2(OS Build 22000.856), this issue fixed and result same with you. But in Win10 21H2(OS Build 19044.2006), this issue not fixed and result as above mine attached.

[NikitaSemenovAkvelon]

I’ve retested it from main branch. Below described my steps and a result. It works as expected.

1. Started the application.
2. Pressed enter.
3. Watched how Narrator announced all controls up to the selected cell.