119 lines
3.2 KiB
Rust
119 lines
3.2 KiB
Rust
use crate::client::Client;
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use crate::globals::{Global, GlobalName, GlobalsError};
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use crate::leaks::Tracker;
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use crate::object::{Interface, Object};
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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_registry::*;
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use crate::wire::WlRegistryId;
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use std::rc::Rc;
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use thiserror::Error;
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pub struct WlRegistry {
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id: WlRegistryId,
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client: Rc<Client>,
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pub tracker: Tracker<Self>,
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}
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impl WlRegistry {
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pub fn new(id: WlRegistryId, client: &Rc<Client>) -> Self {
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Self {
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id,
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client: client.clone(),
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tracker: Default::default(),
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}
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}
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pub fn send_global(self: &Rc<Self>, global: &Rc<dyn Global>) {
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self.client.event(crate::wire::wl_registry::Global {
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self_id: self.id,
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name: global.name().raw(),
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interface: global.interface().name(),
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version: global.version(),
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})
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}
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pub fn send_global_remove(self: &Rc<Self>, name: GlobalName) {
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self.client.event(GlobalRemove {
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self_id: self.id,
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name: name.raw(),
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})
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}
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fn bind(&self, parser: MsgParser<'_, '_>) -> Result<(), BindError> {
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let bind: Bind = self.client.parse(self, parser)?;
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let global = self
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.client
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.state
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.globals
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.get(GlobalName::from_raw(bind.name))?;
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if global.interface().name() != bind.interface {
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return Err(BindError::InvalidInterface(InterfaceError {
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name: global.name(),
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interface: global.interface(),
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actual: bind.interface.to_string(),
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}));
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}
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if bind.version > global.version() {
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return Err(BindError::InvalidVersion(VersionError {
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name: global.name(),
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interface: global.interface(),
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version: global.version(),
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actual: bind.version,
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}));
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}
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global.bind(&self.client, bind.id, bind.version)?;
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Ok(())
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}
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}
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object_base! {
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WlRegistry, WlRegistryError;
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BIND => bind,
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}
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impl Object for WlRegistry {
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fn num_requests(&self) -> u32 {
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BIND + 1
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}
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}
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simple_add_obj!(WlRegistry);
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#[derive(Debug, Error)]
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pub enum WlRegistryError {
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#[error("Could not process bind request")]
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BindError(#[source] Box<BindError>),
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}
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efrom!(WlRegistryError, BindError);
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#[derive(Debug, Error)]
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pub enum BindError {
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#[error("Parsing failed")]
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ParseError(#[source] Box<MsgParserError>),
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#[error(transparent)]
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GlobalsError(Box<GlobalsError>),
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#[error("Tried to bind to global {} of type {} using interface {}", .0.name, .0.interface.name(), .0.actual)]
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InvalidInterface(InterfaceError),
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#[error("Tried to bind to global {} of type {} and version {} using version {}", .0.name, .0.interface.name(), .0.version, .0.actual)]
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InvalidVersion(VersionError),
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}
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efrom!(BindError, ParseError, MsgParserError);
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efrom!(BindError, GlobalsError);
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#[derive(Debug)]
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pub struct InterfaceError {
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pub name: GlobalName,
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pub interface: Interface,
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pub actual: String,
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}
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#[derive(Debug)]
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pub struct VersionError {
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pub name: GlobalName,
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pub interface: Interface,
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pub version: u32,
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pub actual: u32,
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}
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