133 lines
3.7 KiB
Rust
133 lines
3.7 KiB
Rust
use crate::client::{Client, ClientError};
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use crate::globals::GlobalsError;
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use crate::ifs::wl_callback::WlCallback;
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use crate::ifs::wl_registry::WlRegistry;
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use crate::object::{Object, ObjectId, WL_DISPLAY_ID};
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use crate::utils::buffd::MsgParser;
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use crate::utils::buffd::MsgParserError;
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use crate::wire::wl_display::*;
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use crate::wire::WlDisplayId;
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use std::rc::Rc;
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use thiserror::Error;
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const INVALID_OBJECT: u32 = 0;
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const INVALID_METHOD: u32 = 1;
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#[allow(dead_code)]
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const NO_MEMORY: u32 = 2;
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const IMPLEMENTATION: u32 = 3;
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pub struct WlDisplay {
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id: WlDisplayId,
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client: Rc<Client>,
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}
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impl WlDisplay {
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pub fn new(client: &Rc<Client>) -> Self {
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Self {
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id: WL_DISPLAY_ID,
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client: client.clone(),
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}
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}
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fn sync(&self, parser: MsgParser<'_, '_>) -> Result<(), SyncError> {
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let sync: Sync = self.client.parse(self, parser)?;
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let cb = Rc::new(WlCallback::new(sync.callback, &self.client));
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self.client.add_client_obj(&cb)?;
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cb.send_done();
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self.client.remove_obj(&*cb)?;
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Ok(())
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}
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fn get_registry(&self, parser: MsgParser<'_, '_>) -> Result<(), GetRegistryError> {
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let gr: GetRegistry = self.client.parse(self, parser)?;
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let registry = Rc::new(WlRegistry::new(gr.registry, &self.client));
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self.client.add_client_obj(®istry)?;
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self.client.state.globals.notify_all(®istry);
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Ok(())
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}
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pub fn send_error<O: Into<ObjectId>>(&self, object_id: O, code: u32, message: &str) {
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self.client.event(Error {
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self_id: self.id,
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object_id: object_id.into(),
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code,
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message,
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})
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}
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pub fn send_invalid_request(self: &Rc<Self>, obj: &dyn Object, request: u32) {
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let id = obj.id();
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let msg = format!(
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"Object {} of type {} has no method {}",
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id,
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obj.interface().name(),
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request
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);
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self.send_error(id, INVALID_METHOD, &msg)
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}
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pub fn send_invalid_object(self: &Rc<Self>, id: ObjectId) {
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let msg = format!("Object {} does not exist", id,);
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self.send_error(id, INVALID_OBJECT, &msg)
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}
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pub fn send_implementation_error(self: &Rc<Self>, msg: String) {
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self.send_error(WL_DISPLAY_ID, IMPLEMENTATION, &msg)
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}
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pub fn send_delete_id(self: &Rc<Self>, id: ObjectId) {
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self.client.event(DeleteId {
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self_id: self.id,
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id: id.raw(),
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})
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}
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}
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object_base! {
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WlDisplay, WlDisplayError;
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SYNC => sync,
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GET_REGISTRY => get_registry,
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}
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impl Object for WlDisplay {
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fn num_requests(&self) -> u32 {
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GET_REGISTRY + 1
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}
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}
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#[derive(Debug, Error)]
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pub enum WlDisplayError {
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#[error("Could not process a get_registry request")]
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GetRegistryError(#[source] Box<GetRegistryError>),
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#[error("A client error occurred")]
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SyncError(#[source] Box<SyncError>),
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}
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efrom!(WlDisplayError, GetRegistryError);
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efrom!(WlDisplayError, SyncError);
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#[derive(Debug, Error)]
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pub enum GetRegistryError {
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#[error("Parsing failed")]
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ParseFailed(#[source] Box<MsgParserError>),
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#[error(transparent)]
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ClientError(Box<ClientError>),
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#[error("An error occurred while processing globals")]
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GlobalsError(#[source] Box<GlobalsError>),
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}
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efrom!(GetRegistryError, ParseFailed, MsgParserError);
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efrom!(GetRegistryError, GlobalsError);
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efrom!(GetRegistryError, ClientError);
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#[derive(Debug, Error)]
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pub enum SyncError {
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#[error("Parsing failed")]
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ParseFailed(#[source] Box<MsgParserError>),
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#[error(transparent)]
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ClientError(Box<ClientError>),
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}
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efrom!(SyncError, ParseFailed, MsgParserError);
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efrom!(SyncError, ClientError);
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