“Not Responding” in window title when running in new process

Question

I have a long running method that must run on UI thread. (Devex - gridView.CopyToClipboard())

I do not need the UI to be responsive while c

Answer 1

You can use DisableProcessWindowsGhosting win32 function:

[DllImport("user32.dll")]
public static extern void DisableProcessWindowsGhosting();

This actually doesn't prevent the window from freezing, but prevents the "Not Respongind" text in the title.