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Windows Forms is a .NET UI framework for building Windows desktop applications.
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[Dark Mode] Button with FlatStyle 'Standard' is not in dark mode on 100% dpi after enabled SystemColorMode.Dark #11949

Open Olina-Zhang opened 2 months ago

Olina-Zhang commented 2 months ago

.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: https://github.com/dotnet/winforms/pull/11857

Issue description

On 100% DPI, Button with FlatStyle 'Standard' is not in dark mode after enabled SystemColorMode.Dark, it cannot repro when monitor's dpi is greater than 100%.

on 100%DPI:

image

on 150%DPI:

image

Steps to reproduce

  1. Create a WinForms .NET application with button control, set button's FlatStyle == Standard
  2. Enable DarkMode by Application.SetColorMode(SystemColorMode.Dark) in Program.cs file
  3. Run the application to observe
dotnet-policy-service[bot] commented 2 months ago

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!