all: implement hardware cursors

jay-config/src/_private/client.rs

@@ -363,6 +363,13 @@ impl Client {
         self.send(&ClientMessage::SetCursorSize { seat, size })
     }
 
+    pub fn set_use_hardware_cursor(&self, seat: Seat, use_hardware_cursor: bool) {
+        self.send(&ClientMessage::SetUseHardwareCursor {
+            seat,
+            use_hardware_cursor,
+        })
+    }
+
     pub fn set_size(&self, sized: Resizable, size: i32) {
         self.send(&ClientMessage::SetSize { sized, size })
     }

jay-config/src/_private/ipc.rs

@@ -300,6 +300,10 @@ pub enum ClientMessage<'a> {
         device: InputDevice,
         enabled: bool,
     },
+    SetUseHardwareCursor {
+        seat: Seat,
+        use_hardware_cursor: bool,
+    },
 }
 
 #[derive(Encode, Decode, Debug)]

jay-config/src/input.rs

@@ -128,6 +128,16 @@ impl Seat {
         Self(raw)
     }
 
+    /// Sets whether this seat's cursor uses the hardware cursor if available.
+    ///
+    /// Only one seat at a time can use the hardware cursor. Setting this to `true` for a
+    /// seat automatically unsets it for all other seats.
+    ///
+    /// By default, the first created seat uses the hardware cursor.
+    pub fn use_hardware_cursor(self, use_hardware_cursor: bool) {
+        get!().set_use_hardware_cursor(self, use_hardware_cursor);
+    }
+
     /// Sets the size of the cursor theme.
     ///
     /// Default: 16.