config: allow consuming/forwarding key events

jay-config/src/_private/client.rs

@@ -903,6 +903,10 @@ impl Client {
         (rate, delay)
     }
 
+    pub fn set_forward(&self, seat: Seat, forward: bool) {
+        self.send(&ClientMessage::SetForward { seat, forward })
+    }
+
     pub fn parse_keymap(&self, keymap: &str) -> Keymap {
         let res = self.send_with_response(&ClientMessage::ParseKeymap { keymap });
         get_response!(res, Keymap(0), ParseKeymap { keymap });

jay-config/src/_private/ipc.rs

@@ -436,6 +436,10 @@ pub enum ClientMessage<'a> {
         device: InputDevice,
         keymap: Keymap,
     },
+    SetForward {
+        seat: Seat,
+        forward: bool,
+    },
 }
 
 #[derive(Serialize, Deserialize, Debug)]