https://bugs.winehq.org/show_bug.cgi?id=47312
Nikolay Sivov bunglehead@gmail.com changed:
What |Removed |Added ---------------------------------------------------------------------------- Severity|major |normal Component|comctl32 |-unknown
--- Comment #1 from Nikolay Sivov bunglehead@gmail.com --- Hi.
I believe it's a known issue on macos. As far as I know application can't draw over desktop on macos, and that's how dragging images are implemented on Windows. I'm afraid you'll have to use something else to indicate dragging operation, like changing mouse cursor or something like that.