fix(client_utils): added close rpc command to shutdown of gui from bec_ipython_client

bec_widgets/cli/client_utils.py

@@ -173,8 +173,15 @@ class BECGuiClientMixin:
 
     def close(self) -> None:
         """
-        Close the figure.
+        Close the gui window.
         """
+        if self._process is None:
+            return
+
+        self._run_rpc("close", (), wait_for_rpc_response=False)
+        while self.gui_is_alive():
+            time.sleep(0.2)
+
         self._client.shutdown()
         if self._process:
             self._process.terminate()

bec_widgets/cli/server.py

@@ -40,7 +40,7 @@ class BECWidgetsCLIServer:
         self._shutdown_event = False
         self._heartbeat_timer = QTimer()
         self._heartbeat_timer.timeout.connect(self.emit_heartbeat)
-        self._heartbeat_timer.start(200)  # Emit heartbeat every 1 seconds
+        self._heartbeat_timer.start(200)
 
     def on_rpc_update(self, msg: dict, metadata: dict):
         request_id = metadata.get("request_id")
@@ -105,7 +105,7 @@ class BECWidgetsCLIServer:
             self.client.connector.set(
                 MessageEndpoints.gui_heartbeat(self.gui_id),
                 messages.StatusMessage(name=self.gui_id, status=1, info={}),
-                expire=10,
+                expire=1,
             )
 
     def shutdown(self):  # TODO not sure if needed when cleanup is done at level of BECConnector