option to build with only wayland or x11 support

src/backend/common.rs

@@ -10,7 +10,6 @@ use idmap::IdMap;
 use crate::{
     overlays::{
         keyboard::create_keyboard,
-        screen::{get_screens_wayland, get_screens_x11},
         toast::Toast,
         watch::{create_watch, WATCH_NAME, WATCH_SCALE},
     },
@@ -41,9 +40,9 @@ where
     pub fn new(app: &mut AppState) -> Self {
         let mut overlays = IdMap::new();
         let (screens, extent) = if std::env::var("WAYLAND_DISPLAY").is_ok() {
-            get_screens_wayland(&app.session)
+            crate::overlays::screen::get_screens_wayland(&app.session)
         } else {
-            get_screens_x11(&app.session)
+            crate::overlays::screen::get_screens_x11(&app.session)
         };
 
         let mut watch = create_watch::<T>(&app, &screens);