Function XdgWmBase.getXdgSurface

create a shell surface from a surface

XdgSurface getXdgSurface (
  wayland.client.protocol.WlSurface surface
);

This creates an xdg_surface for the given surface. While xdg_surface itself is not a role, the corresponding surface may only be assigned a role extending xdg_surface, such as xdg_toplevel or xdg_popup.

This creates an xdg_surface for the given surface. An xdg_surface is used as basis to define a role to a given surface, such as xdg_toplevel or xdg_popup. It also manages functionality shared between xdg_surface based surface roles.

See the documentation of xdg_surface for more details about what an xdg_surface is and how it is used.