fix(wayland): drop panel item correctly

src/wayland/panel_item.rs

@@ -561,6 +561,18 @@ impl PanelItem {
 
 		let _ = node.send_remote_signal("set_cursor", &data);
 	}
+
+	pub fn on_drop(&self) {
+		let Ok(toplevel_surface) = self.toplevel_surface.upgrade() else { return; };
+		let Some(focused_surface) = self.seat_data.pointer_focused_surface() else { return; };
+
+		if focused_surface.id() == toplevel_surface.id() {
+			let Some(pointer) = self.seat_data.pointer() else { return };
+			pointer.leave(0, &toplevel_surface);
+			pointer.frame();
+			*self.seat_data.pointer_focus.lock() = None;
+		}
+	}
 }
 impl ItemSpecialization for PanelItem {
 	fn serialize_start_data(&self, id: &str) -> Vec<u8> {

src/wayland/xdg_shell.rs

@@ -335,7 +335,13 @@ impl Dispatch<XdgToplevel, XdgToplevelData, WaylandState> for WaylandState {
 			xdg_toplevel::Request::SetFullscreen { output: _ } => (),
 			xdg_toplevel::Request::UnsetFullscreen => (),
 			xdg_toplevel::Request::SetMinimized => (),
-			xdg_toplevel::Request::Destroy => (),
+			xdg_toplevel::Request::Destroy => {
+				let Ok(wl_surface) = data.xdg_surface_data.wl_surface.upgrade() else { return };
+				let Some(panel_item) = compositor::with_states(&wl_surface, |data| {
+					data.data_map.get::<Arc<PanelItem>>().cloned()
+				}) else { return };
+				panel_item.on_drop();
+			}
 			_ => unreachable!(),
 		}
 	}