autocommit 2022-02-06 16:33:54 CET

src/ifs/wl_compositor.rs

@@ -0,0 +1,123 @@
+use crate::client::{Client, ClientError};
+use crate::globals::{Global, GlobalName};
+use crate::ifs::wl_region::WlRegion;
+use crate::ifs::wl_surface::WlSurface;
+use crate::object::Object;
+use crate::utils::buffd::MsgParser;
+use std::rc::Rc;
+use thiserror::Error;
+use crate::wire::wl_compositor::*;
+use crate::utils::buffd::MsgParserError;
+use crate::wire::WlCompositorId;
+
+pub struct WlCompositorGlobal {
+    name: GlobalName,
+}
+
+pub struct WlCompositor {
+    id: WlCompositorId,
+    client: Rc<Client>,
+    _version: u32,
+}
+
+impl WlCompositorGlobal {
+    pub fn new(name: GlobalName) -> Self {
+        Self { name }
+    }
+
+    fn bind_(
+        self: Rc<Self>,
+        id: WlCompositorId,
+        client: &Rc<Client>,
+        version: u32,
+    ) -> Result<(), WlCompositorError> {
+        let obj = Rc::new(WlCompositor {
+            id,
+            client: client.clone(),
+            _version: version,
+        });
+        client.add_client_obj(&obj)?;
+        Ok(())
+    }
+}
+
+impl WlCompositor {
+    fn create_surface(&self, parser: MsgParser<'_, '_>) -> Result<(), CreateSurfaceError> {
+        let surface: CreateSurface = self.client.parse(self, parser)?;
+        let surface = Rc::new(WlSurface::new(surface.id, &self.client));
+        self.client.add_client_obj(&surface)?;
+        Ok(())
+    }
+
+    fn create_region(&self, parser: MsgParser<'_, '_>) -> Result<(), CreateRegionError> {
+        let region: CreateRegion = self.client.parse(self, parser)?;
+        let region = Rc::new(WlRegion::new(region.id, &self.client));
+        self.client.add_client_obj(&region)?;
+        Ok(())
+    }
+}
+
+global_base!(WlCompositorGlobal, WlCompositor, WlCompositorError);
+
+impl Global for WlCompositorGlobal {
+    fn singleton(&self) -> bool {
+        true
+    }
+
+    fn version(&self) -> u32 {
+        4
+    }
+}
+
+simple_add_global!(WlCompositorGlobal);
+
+object_base! {
+    WlCompositor, WlCompositorError;
+
+    CREATE_SURFACE => create_surface,
+    CREATE_REGION => create_region,
+}
+
+impl Object for WlCompositor {
+    fn num_requests(&self) -> u32 {
+        CREATE_REGION + 1
+    }
+}
+
+simple_add_obj!(WlCompositor);
+
+#[derive(Debug, Error)]
+pub enum WlCompositorError {
+    #[error(transparent)]
+    ClientError(Box<ClientError>),
+    #[error("Could not process `create_surface` request")]
+    CreateSurfaceError(#[source] Box<CreateSurfaceError>),
+    #[error("Could not process `create_region` request")]
+    CreateRegionError(#[source] Box<CreateRegionError>),
+}
+
+efrom!(WlCompositorError, ClientError);
+efrom!(WlCompositorError, CreateSurfaceError);
+efrom!(WlCompositorError, CreateRegionError);
+
+#[derive(Debug, Error)]
+pub enum CreateSurfaceError {
+    #[error("Parsing failed")]
+    ParseFailed(#[source] Box<MsgParserError>),
+    #[error(transparent)]
+    ClientError(Box<ClientError>),
+}
+
+efrom!(CreateSurfaceError, ParseFailed, MsgParserError);
+efrom!(CreateSurfaceError, ClientError);
+
+#[derive(Debug, Error)]
+pub enum CreateRegionError {
+    #[error("Parsing failed")]
+    ParseFailed(#[source] Box<MsgParserError>),
+    #[error(transparent)]
+    ClientError(Box<ClientError>),
+}
+
+efrom!(CreateRegionError, ParseFailed, MsgParserError);
+efrom!(CreateRegionError, ClientError, ClientError);