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wry/src/ifs/wp_presentation.rs
2022-04-27 20:37:49 +02:00

116 lines
2.8 KiB
Rust

pub use crate::wire::{wp_presentation::*, WpPresentationId};
use {
crate::{
client::{Client, ClientError},
globals::{Global, GlobalName},
ifs::wp_presentation_feedback::WpPresentationFeedback,
leaks::Tracker,
object::Object,
utils::buffd::{MsgParser, MsgParserError},
},
std::rc::Rc,
thiserror::Error,
uapi::c,
};
pub struct WpPresentationGlobal {
pub name: GlobalName,
}
impl WpPresentationGlobal {
pub fn new(name: GlobalName) -> Self {
Self { name }
}
fn bind_(
self: Rc<Self>,
id: WpPresentationId,
client: &Rc<Client>,
_version: u32,
) -> Result<(), WpPresentationError> {
let obj = Rc::new(WpPresentation {
id,
client: client.clone(),
tracker: Default::default(),
});
track!(client, obj);
client.add_client_obj(&obj)?;
obj.send_clock_id();
Ok(())
}
}
global_base!(WpPresentationGlobal, WpPresentation, WpPresentationError);
impl Global for WpPresentationGlobal {
fn singleton(&self) -> bool {
true
}
fn version(&self) -> u32 {
1
}
}
simple_add_global!(WpPresentationGlobal);
pub struct WpPresentation {
pub id: WpPresentationId,
pub client: Rc<Client>,
pub tracker: Tracker<Self>,
}
impl WpPresentation {
fn send_clock_id(&self) {
self.client.event(ClockId {
self_id: self.id,
clk_id: c::CLOCK_MONOTONIC as _,
});
}
pub fn destroy(&self, parser: MsgParser<'_, '_>) -> Result<(), WpPresentationError> {
let _req: Destroy = self.client.parse(self, parser)?;
self.client.remove_obj(self)?;
Ok(())
}
pub fn feedback(&self, parser: MsgParser<'_, '_>) -> Result<(), WpPresentationError> {
let req: Feedback = self.client.parse(self, parser)?;
let surface = self.client.lookup(req.surface)?;
let fb = Rc::new(WpPresentationFeedback {
id: req.callback,
client: self.client.clone(),
surface: surface.clone(),
tracker: Default::default(),
});
track!(self.client, fb);
self.client.add_client_obj(&fb)?;
surface.add_presentation_feedback(&fb);
Ok(())
}
}
object_base2! {
WpPresentation;
DESTROY => destroy,
FEEDBACK => feedback,
}
impl Object for WpPresentation {
fn num_requests(&self) -> u32 {
FEEDBACK + 1
}
}
simple_add_obj!(WpPresentation);
#[derive(Debug, Error)]
pub enum WpPresentationError {
#[error("Parsing failed")]
MsgParserError(#[source] Box<MsgParserError>),
#[error(transparent)]
ClientError(Box<ClientError>),
}
efrom!(WpPresentationError, MsgParserError);
efrom!(WpPresentationError, ClientError);