Gets the window ID of a #GtkSocket widget, which can then be used to create a client embedded inside the socket, for instance with gtk_plug_new().
The #GtkSocket must have already be added into a toplevel window before you can make this call.
the window ID for the socket
See Implementation
Gets the window ID of a #GtkSocket widget, which can then be used to create a client embedded inside the socket, for instance with gtk_plug_new().
The #GtkSocket must have already be added into a toplevel window before you can make this call.