wayland: implement ext-idle-notifier

src/ifs/ext_idle_notification_v1.rs

@@ -0,0 +1,72 @@
+use {
+    crate::{
+        async_engine::SpawnedFuture,
+        client::{Client, ClientError},
+        ifs::wl_seat::WlSeatGlobal,
+        leaks::Tracker,
+        object::Object,
+        utils::{
+            asyncevent::AsyncEvent,
+            buffd::{MsgParser, MsgParserError},
+        },
+        wire::{ext_idle_notification_v1::*, ExtIdleNotificationV1Id},
+    },
+    std::{cell::Cell, rc::Rc},
+    thiserror::Error,
+};
+
+pub struct ExtIdleNotificationV1 {
+    pub id: ExtIdleNotificationV1Id,
+    pub client: Rc<Client>,
+    pub tracker: Tracker<Self>,
+    pub resume: AsyncEvent,
+    pub task: Cell<Option<SpawnedFuture<()>>>,
+    pub seat: Rc<WlSeatGlobal>,
+    pub duration_usec: u64,
+}
+
+impl ExtIdleNotificationV1 {
+    fn detach(&self) {
+        self.seat.remove_idle_notification(self);
+        self.task.take();
+    }
+
+    fn destroy(&self, msg: MsgParser<'_, '_>) -> Result<(), ExtIdleNotificationV1Error> {
+        let _req: Destroy = self.client.parse(self, msg)?;
+        self.detach();
+        self.client.remove_obj(self)?;
+        Ok(())
+    }
+
+    pub fn send_idled(&self) {
+        self.client.event(Idled { self_id: self.id });
+    }
+
+    pub fn send_resumed(&self) {
+        self.client.event(Resumed { self_id: self.id });
+    }
+}
+
+object_base! {
+    self = ExtIdleNotificationV1;
+
+    DESTROY => destroy,
+}
+
+impl Object for ExtIdleNotificationV1 {
+    fn break_loops(&self) {
+        self.detach();
+    }
+}
+
+simple_add_obj!(ExtIdleNotificationV1);
+
+#[derive(Debug, Error)]
+pub enum ExtIdleNotificationV1Error {
+    #[error("Parsing failed")]
+    MsgParserError(#[source] Box<MsgParserError>),
+    #[error(transparent)]
+    ClientError(Box<ClientError>),
+}
+efrom!(ExtIdleNotificationV1Error, MsgParserError);
+efrom!(ExtIdleNotificationV1Error, ClientError);