Though I don't know if this protocol should be implemented as-is to labwc or through wlroots as wlr-protocol? But Simon Ser said he didn't have any interest on implementing it to wlroots... https://gitlab.freedesktop.org/wayland/wayland-protocols/-/merge_requests/204#note_1918367 https://gitlab.freedesktop.org/wayland/wayland-protocols/-/tree/main/staging/xdg-toplevel-drag