131 lines
3.4 KiB
Rust
131 lines
3.4 KiB
Rust
use {
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crate::{
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client::{Client, ClientError},
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ifs::{
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jay_toplevel::{CLIENT_ID_SINCE, ID_SINCE, JayToplevel},
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wl_seat::ToplevelSelector,
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},
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leaks::Tracker,
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object::{Object, Version},
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tree::ToplevelNode,
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utils::clonecell::CloneCell,
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wire::{JaySelectToplevelId, JayToplevelId, jay_select_toplevel::*},
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},
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std::{cell::Cell, rc::Rc},
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thiserror::Error,
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};
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pub struct JaySelectToplevel {
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pub id: JaySelectToplevelId,
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pub client: Rc<Client>,
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pub tracker: Tracker<Self>,
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pub destroyed: Cell<bool>,
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pub version: Version,
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}
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pub struct JayToplevelSelector {
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pub tl: CloneCell<Option<Rc<dyn ToplevelNode>>>,
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pub jst: Rc<JaySelectToplevel>,
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}
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impl ToplevelSelector for JayToplevelSelector {
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fn set(&self, toplevel: Rc<dyn ToplevelNode>) {
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self.tl.set(Some(toplevel));
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}
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}
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impl Drop for JayToplevelSelector {
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fn drop(&mut self) {
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if self.jst.destroyed.get() {
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return;
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}
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self.jst.done(self.tl.take());
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}
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}
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impl JaySelectToplevel {
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pub fn done(&self, tl: Option<Rc<dyn ToplevelNode>>) {
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let jtl = match tl {
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None => None,
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Some(toplevel) => {
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let id = match self.client.new_id() {
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Ok(id) => id,
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Err(e) => {
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self.client.error(e);
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return;
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}
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};
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let jtl = Rc::new(JayToplevel {
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id,
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client: self.client.clone(),
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tracker: Default::default(),
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toplevel,
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destroyed: Cell::new(false),
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version: self.version,
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});
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track!(self.client, jtl);
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self.client.add_server_obj(&jtl);
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jtl.toplevel
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.tl_data()
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.jay_toplevels
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.set((jtl.client.id, jtl.id), jtl.clone());
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Some(jtl)
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}
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};
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match jtl {
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None => self.send_done(JayToplevelId::NONE),
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Some(jtl) => {
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self.send_done(jtl.id);
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if jtl.version >= ID_SINCE {
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jtl.send_id();
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if jtl.version >= CLIENT_ID_SINCE {
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jtl.send_client_id();
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}
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jtl.send_done();
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}
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}
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}
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let _ = self.client.remove_obj(self);
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}
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pub fn new(client: &Rc<Client>, id: JaySelectToplevelId, version: Version) -> Rc<Self> {
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Rc::new(JaySelectToplevel {
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id,
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client: client.clone(),
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tracker: Default::default(),
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destroyed: Cell::new(false),
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version,
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})
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}
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fn send_done(&self, id: JayToplevelId) {
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self.client.event(Done {
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self_id: self.id,
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id,
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});
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}
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}
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impl JaySelectToplevelRequestHandler for JaySelectToplevel {
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type Error = JaySelectToplevelError;
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}
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object_base! {
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self = JaySelectToplevel;
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version = Version(1);
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}
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impl Object for JaySelectToplevel {
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fn break_loops(&self) {
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self.destroyed.set(true);
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}
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}
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simple_add_obj!(JaySelectToplevel);
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#[derive(Debug, Error)]
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pub enum JaySelectToplevelError {
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#[error(transparent)]
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ClientError(Box<ClientError>),
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}
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efrom!(JaySelectToplevelError, ClientError);
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