wayland: implement wlr-data-control

src/ifs/ipc/zwlr_data_control_offer_v1.rs

@@ -0,0 +1,135 @@
+use {
+    crate::{
+        client::{Client, ClientError, ClientId},
+        ifs::{
+            ipc::{
+                break_offer_loops, cancel_offer, destroy_data_offer, receive_data_offer,
+                zwlr_data_control_device_v1::{
+                    WlrClipboardIpc, WlrPrimarySelectionIpc, ZwlrDataControlDeviceV1,
+                },
+                DataOffer, DataOfferId, DynDataOffer, IpcLocation, OfferData,
+            },
+            wl_seat::WlSeatGlobal,
+        },
+        leaks::Tracker,
+        object::Object,
+        utils::buffd::{MsgParser, MsgParserError},
+        wire::{zwlr_data_control_offer_v1::*, ZwlrDataControlOfferV1Id},
+    },
+    std::rc::Rc,
+    thiserror::Error,
+};
+
+pub struct ZwlrDataControlOfferV1 {
+    pub id: ZwlrDataControlOfferV1Id,
+    pub offer_id: DataOfferId,
+    pub client: Rc<Client>,
+    pub device: Rc<ZwlrDataControlDeviceV1>,
+    pub data: OfferData<ZwlrDataControlDeviceV1>,
+    pub location: IpcLocation,
+    pub tracker: Tracker<Self>,
+}
+
+impl DataOffer for ZwlrDataControlOfferV1 {
+    type Device = ZwlrDataControlDeviceV1;
+
+    fn offer_data(&self) -> &OfferData<ZwlrDataControlDeviceV1> {
+        &self.data
+    }
+}
+
+impl DynDataOffer for ZwlrDataControlOfferV1 {
+    fn offer_id(&self) -> DataOfferId {
+        self.offer_id
+    }
+
+    fn client_id(&self) -> ClientId {
+        self.client.id
+    }
+
+    fn send_offer(&self, mime_type: &str) {
+        ZwlrDataControlOfferV1::send_offer(self, mime_type)
+    }
+
+    fn destroy(&self) {
+        match self.location {
+            IpcLocation::Clipboard => destroy_data_offer::<WlrClipboardIpc>(self),
+            IpcLocation::PrimarySelection => destroy_data_offer::<WlrPrimarySelectionIpc>(self),
+        }
+    }
+
+    fn cancel(&self) {
+        match self.location {
+            IpcLocation::Clipboard => cancel_offer::<WlrClipboardIpc>(self),
+            IpcLocation::PrimarySelection => cancel_offer::<WlrPrimarySelectionIpc>(self),
+        }
+    }
+
+    fn get_seat(&self) -> Rc<WlSeatGlobal> {
+        self.device.seat.clone()
+    }
+
+    fn is_privileged(&self) -> bool {
+        true
+    }
+}
+
+impl ZwlrDataControlOfferV1 {
+    pub fn send_offer(&self, mime_type: &str) {
+        self.client.event(Offer {
+            self_id: self.id,
+            mime_type,
+        })
+    }
+
+    fn receive(&self, parser: MsgParser<'_, '_>) -> Result<(), ZwlrDataControlOfferV1Error> {
+        let req: Receive = self.client.parse(self, parser)?;
+        match self.location {
+            IpcLocation::Clipboard => {
+                receive_data_offer::<WlrClipboardIpc>(self, req.mime_type, req.fd)
+            }
+            IpcLocation::PrimarySelection => {
+                receive_data_offer::<WlrPrimarySelectionIpc>(self, req.mime_type, req.fd)
+            }
+        }
+        Ok(())
+    }
+
+    fn destroy(&self, parser: MsgParser<'_, '_>) -> Result<(), ZwlrDataControlOfferV1Error> {
+        let _req: Destroy = self.client.parse(self, parser)?;
+        match self.location {
+            IpcLocation::Clipboard => destroy_data_offer::<WlrClipboardIpc>(self),
+            IpcLocation::PrimarySelection => destroy_data_offer::<WlrPrimarySelectionIpc>(self),
+        }
+        self.client.remove_obj(self)?;
+        Ok(())
+    }
+}
+
+object_base! {
+    self = ZwlrDataControlOfferV1;
+
+    RECEIVE => receive,
+    DESTROY => destroy,
+}
+
+impl Object for ZwlrDataControlOfferV1 {
+    fn break_loops(&self) {
+        match self.location {
+            IpcLocation::Clipboard => break_offer_loops::<WlrClipboardIpc>(self),
+            IpcLocation::PrimarySelection => break_offer_loops::<WlrPrimarySelectionIpc>(self),
+        }
+    }
+}
+
+simple_add_obj!(ZwlrDataControlOfferV1);
+
+#[derive(Debug, Error)]
+pub enum ZwlrDataControlOfferV1Error {
+    #[error(transparent)]
+    ClientError(Box<ClientError>),
+    #[error("Parsing failed")]
+    MsgParserError(#[source] Box<MsgParserError>),
+}
+efrom!(ZwlrDataControlOfferV1Error, ClientError);
+efrom!(ZwlrDataControlOfferV1Error, MsgParserError);