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wry/src/wl_usr/usr_ifs/usr_jay_ei_session.rs
2024-07-25 19:40:29 +02:00

72 lines
1.6 KiB
Rust

use {
crate::{
object::Version,
utils::clonecell::CloneCell,
wire::{
jay_ei_session::{Created, Destroyed, Failed, JayEiSessionEventHandler, Release},
JayEiSessionId,
},
wl_usr::{usr_object::UsrObject, UsrCon},
},
std::{convert::Infallible, rc::Rc},
uapi::OwnedFd,
};
pub struct UsrJayEiSession {
pub id: JayEiSessionId,
pub con: Rc<UsrCon>,
pub owner: CloneCell<Option<Rc<dyn UsrJayEiSessionOwner>>>,
pub version: Version,
}
pub trait UsrJayEiSessionOwner {
fn destroyed(&self) {}
fn created(&self, fd: &Rc<OwnedFd>) {
let _ = fd;
}
fn failed(&self, reason: &str) {
let _ = reason;
}
}
impl JayEiSessionEventHandler for UsrJayEiSession {
type Error = Infallible;
fn destroyed(&self, _ev: Destroyed, _slf: &Rc<Self>) -> Result<(), Self::Error> {
if let Some(owner) = self.owner.get() {
owner.destroyed();
}
Ok(())
}
fn created(&self, ev: Created, _slf: &Rc<Self>) -> Result<(), Self::Error> {
if let Some(owner) = self.owner.get() {
owner.created(&ev.fd);
}
Ok(())
}
fn failed(&self, ev: Failed<'_>, _slf: &Rc<Self>) -> Result<(), Self::Error> {
if let Some(owner) = self.owner.get() {
owner.failed(ev.reason);
}
Ok(())
}
}
usr_object_base! {
self = UsrJayEiSession = JayEiSession;
version = self.version;
}
impl UsrObject for UsrJayEiSession {
fn destroy(&self) {
self.con.request(Release { self_id: self.id });
}
fn break_loops(&self) {
self.owner.take();
}
}