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

src/ifs/wl_data_device_manager.rs

@@ -0,0 +1,137 @@
+
+use crate::client::{Client, ClientError};
+use crate::globals::{Global, GlobalName};
+use crate::ifs::wl_data_device::WlDataDevice;
+use crate::ifs::wl_data_source::WlDataSource;
+use crate::object::Object;
+use crate::utils::buffd::MsgParser;
+use std::rc::Rc;
+use thiserror::Error;
+use crate::wire::wl_data_device_manager::*;
+use crate::utils::buffd::MsgParserError;
+use crate::wire::WlDataDeviceManagerId;
+
+#[allow(dead_code)]
+const DND_NONE: u32 = 0;
+#[allow(dead_code)]
+const DND_COPY: u32 = 1;
+#[allow(dead_code)]
+const DND_MOVE: u32 = 2;
+#[allow(dead_code)]
+const DND_ASK: u32 = 4;
+
+pub struct WlDataDeviceManagerGlobal {
+    name: GlobalName,
+}
+
+pub struct WlDataDeviceManager {
+    pub id: WlDataDeviceManagerId,
+    pub client: Rc<Client>,
+    pub version: u32,
+}
+
+impl WlDataDeviceManagerGlobal {
+    pub fn new(name: GlobalName) -> Self {
+        Self { name }
+    }
+
+    fn bind_(
+        self: Rc<Self>,
+        id: WlDataDeviceManagerId,
+        client: &Rc<Client>,
+        version: u32,
+    ) -> Result<(), WlDataDeviceManagerError> {
+        let obj = Rc::new(WlDataDeviceManager {
+            id,
+            client: client.clone(),
+            version,
+        });
+        client.add_client_obj(&obj)?;
+        Ok(())
+    }
+}
+
+impl WlDataDeviceManager {
+    fn create_data_source(&self, parser: MsgParser<'_, '_>) -> Result<(), CreateDataSourceError> {
+        let req: CreateDataSource = self.client.parse(self, parser)?;
+        let res = Rc::new(WlDataSource::new(req.id, &self.client));
+        self.client.add_client_obj(&res)?;
+        Ok(())
+    }
+
+    fn get_data_device(
+        self: &Rc<Self>,
+        parser: MsgParser<'_, '_>,
+    ) -> Result<(), GetDataDeviceError> {
+        let req: GetDataDevice = self.client.parse(&**self, parser)?;
+        let seat = self.client.lookup(req.seat)?;
+        let dev = Rc::new(WlDataDevice::new(req.id, self, &seat));
+        seat.add_data_device(&dev);
+        self.client.add_client_obj(&dev)?;
+        Ok(())
+    }
+}
+
+global_base!(
+    WlDataDeviceManagerGlobal,
+    WlDataDeviceManager,
+    WlDataDeviceManagerError
+);
+
+impl Global for WlDataDeviceManagerGlobal {
+    fn singleton(&self) -> bool {
+        true
+    }
+
+    fn version(&self) -> u32 {
+        3
+    }
+}
+
+simple_add_global!(WlDataDeviceManagerGlobal);
+
+object_base! {
+    WlDataDeviceManager, WlDataDeviceManagerError;
+
+    CREATE_DATA_SOURCE => create_data_source,
+    GET_DATA_DEVICE => get_data_device,
+}
+
+impl Object for WlDataDeviceManager {
+    fn num_requests(&self) -> u32 {
+        GET_DATA_DEVICE + 1
+    }
+}
+
+simple_add_obj!(WlDataDeviceManager);
+
+#[derive(Debug, Error)]
+pub enum WlDataDeviceManagerError {
+    #[error(transparent)]
+    ClientError(Box<ClientError>),
+    #[error("Could not process `create_data_source` request")]
+    CreateDataSourceError(#[from] CreateDataSourceError),
+    #[error("Could not process `get_data_device` request")]
+    GetDataDeviceError(#[from] GetDataDeviceError),
+}
+efrom!(WlDataDeviceManagerError, ClientError);
+
+#[derive(Debug, Error)]
+pub enum CreateDataSourceError {
+    #[error("Parsing failed")]
+    ParseFailed(#[source] Box<MsgParserError>),
+    #[error(transparent)]
+    ClientError(Box<ClientError>),
+}
+efrom!(CreateDataSourceError, ParseFailed, MsgParserError);
+efrom!(CreateDataSourceError, ClientError);
+
+#[derive(Debug, Error)]
+pub enum GetDataDeviceError {
+    #[error("Parsing failed")]
+    ParseFailed(#[source] Box<MsgParserError>),
+    #[error(transparent)]
+    ClientError(Box<ClientError>),
+}
+efrom!(GetDataDeviceError, ParseFailed, MsgParserError);
+efrom!(GetDataDeviceError, ClientError);