wl_usr: add additional interfaces

src/wl_usr/usr_ifs/usr_xdg_surface.rs

@@ -0,0 +1,70 @@
+use {
+    crate::{
+        object::Version,
+        utils::clonecell::CloneCell,
+        wire::{XdgSurfaceId, xdg_surface::*},
+        wl_usr::{UsrCon, usr_ifs::usr_xdg_toplevel::UsrXdgToplevel, usr_object::UsrObject},
+    },
+    std::{convert::Infallible, rc::Rc},
+};
+
+pub struct UsrXdgSurface {
+    pub id: XdgSurfaceId,
+    pub con: Rc<UsrCon>,
+    pub owner: CloneCell<Option<Rc<dyn UsrXdgSurfaceOwner>>>,
+    pub version: Version,
+}
+
+pub trait UsrXdgSurfaceOwner {
+    fn configure(&self) {
+        // nothing
+    }
+}
+
+impl UsrXdgSurface {
+    #[expect(dead_code)]
+    pub fn get_toplevel(&self) -> Rc<UsrXdgToplevel> {
+        let obj = Rc::new(UsrXdgToplevel {
+            id: self.con.id(),
+            con: self.con.clone(),
+            owner: Default::default(),
+            version: self.version,
+        });
+        self.con.request(GetToplevel {
+            self_id: self.id,
+            id: obj.id,
+        });
+        self.con.add_object(obj.clone());
+        obj
+    }
+}
+
+impl XdgSurfaceEventHandler for UsrXdgSurface {
+    type Error = Infallible;
+
+    fn configure(&self, ev: Configure, _slf: &Rc<Self>) -> Result<(), Self::Error> {
+        self.con.request(AckConfigure {
+            self_id: self.id,
+            serial: ev.serial,
+        });
+        if let Some(owner) = self.owner.get() {
+            owner.configure();
+        }
+        Ok(())
+    }
+}
+
+usr_object_base! {
+    self = UsrXdgSurface = XdgSurface;
+    version = self.version;
+}
+
+impl UsrObject for UsrXdgSurface {
+    fn destroy(&self) {
+        self.con.request(Destroy { self_id: self.id })
+    }
+
+    fn break_loops(&self) {
+        self.owner.take();
+    }
+}