config: add warp-mouse-to-focus action

jay-config/src/_private/client.rs

@@ -407,6 +407,10 @@ impl ConfigClient {
         self.send(&ClientMessage::SeatMove { seat, direction });
     }
 
+    pub fn seat_warp_mouse_to_focus(&self, seat: Seat) {
+        self.send(&ClientMessage::SeatWarpMouseToFocus { seat });
+    }
+
     pub fn window_move(&self, window: Window, direction: Direction) {
         self.send(&ClientMessage::WindowMove { window, direction });
     }

jay-config/src/_private/ipc.rs

@@ -858,6 +858,9 @@ pub enum ClientMessage<'a> {
     RemoveVirtualOutput {
         name: &'a str,
     },
+    SeatWarpMouseToFocus {
+        seat: Seat,
+    },
 }
 
 #[derive(Serialize, Deserialize, Debug)]

jay-config/src/input.rs

@@ -645,6 +645,11 @@ impl Seat {
     pub fn enable_unicode_input(self) {
         get!().seat_enable_unicode_input(self);
     }
+
+    /// Warps the cursor to the center of the currently focused window.
+    pub fn warp_mouse_to_focus(self) {
+        get!().seat_warp_mouse_to_focus(self)
+    }
 }
 
 /// A focus-follows-mouse mode.