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[DarkMode] there no status changes when using mouse over the tabPage items in DarkMode

Open Zheng-Li01 opened this issue 2 months ago • 1 comments

.NET version

latest .NET SDK 10.0.1

Did it work in .NET Framework?

No

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

The issue appeared after introduced the DarkMode feature for the TabControl control with the https://github.com/dotnet/winforms/pull/13610

Issue description

There no status changes when using mouse over the tabPage items in DarkMode Actual Results:

https://github.com/user-attachments/assets/c9d06fea-98ce-4fc6-b3fc-fab5b1bebb6d

Expect Results:

https://github.com/user-attachments/assets/36aee900-24a0-473e-bada-6bf8460051d7

Steps to reproduce

  1. Steps to reproduce
  2. Create a new Windows Forms application with TabControl control Application.SetColorMode(SystemColorMode.Dark);
  3. Run the application
  4. Use mouse over the tabPage items, and observe the status for the tabPage items

Zheng-Li01 avatar Nov 18 '25 07:11 Zheng-Li01

TabControl is a native control. not a UserPaint control , unable to fix this issue at Winforms repo. We may need to wait for the system to update dark mode.

SimonZhao888 avatar Nov 20 '25 00:11 SimonZhao888