[Dark Mode] CheckBox in TreeView/ListView is not in dark mode after enabled SystemColorMode.Dark

[Olina-Zhang]

.NET version

9.0.0-rc.1.24418.2 + private dlls built from winforms repo main branch

Did it work in .NET Framework?

No

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

This is a new feature Dark Mode: #11857

Issue description

CheckBox in TreeView/ListView is not in dark mode after enabled SystemColorMode.Dark, which should be same as the checkBox in CheckBox/CheckedListBox control

Steps to reproduce

1. Create a WinForms .NET application with TreeView/ListView control
2. Set CheckBoxes property to true for TreeView/ListView, then add some items for them
3. Enable DarkMode by Application.SetColorMode(SystemColorMode.Dark) in Program.cs file
4. Run application to observe

[dotnet-policy-service]

This issue is now marked as "help wanted", and we’re looking for a community volunteer to work on this issue. If we receive no interest in 180 days, we will close the issue. To learn more about how we handle feature requests, please see our documentation.

Happy Coding!

[xPaw]

Just to point out an issue that's also visible on the screenshot in op: the border of CheckedListBox is white, unlike the other elements.

[Zheng-Li01]

Verified the issue with .NET SDK 10.0.100-preview.7.25318.104, for now the CheckBox/CheckedListBox/RadioButton/and CheckBox for TreeView/ListView is not in dark mode after enabled SystemColorMode.Dark as below screenshot.