agl-demo-control-panel: Improve gRPC Mode

V1:
    - Remove redundant calls to set instance
    - Start client as soon as connection is established
V2:
    - Enable Subscriptions in gRPC mode
    - Fix UI stutter by blocking signals for specific widgets
    - Fix Vehicle Simulator, no longer run thread as a daemon

SPEC-4905

Signed-off-by: suchinton2001 <suchinton.2001@gmail.com>
Change-Id: Iea3b9ce0532c1ebae530aed9dddd92d72ff4dd7b

1 files changed, 14 insertions, 4 deletions

diff --git a/extras/Kuksa_Instance.py b/extras/Kuksa_Instance.py
index cda539e..6add5af 100644
--- a/extras/Kuksa_Instance.py
+++ b/extras/Kuksa_Instance.py
@@ -17,7 +17,6 @@
 from typing import Optional
 import kuksa_client as kuksa
 import threading
-import time
 
 
 class KuksaClientSingleton:
@@ -73,6 +72,7 @@ class KuksaClientSingleton:
             raise Exception("This class is a singleton!")
 
         self.client = None
+        self.kuksa_config = None
 
         KuksaClientSingleton._instance = self
 
@@ -89,9 +89,10 @@ class KuksaClientSingleton:
         """
         if self.client:
             self.client.stop()
-
-        self.client = kuksa.KuksaClientThread(config)
-        self.client.authorize(token)
+        self.kuksa_config = config
+        self.token = token
+        self.client = kuksa.KuksaClientThread(self.kuksa_config)
+        self.client.authorize(self.token)
         self.client.start()
 
     def get_client(self):
@@ -114,6 +115,15 @@ class KuksaClientSingleton:
             dict: The configuration for KuksaClientThread.
         """
         return self.kuksa_config
+    
+    def get_token(self):
+        """
+        Returns the path to the token file.
+
+        Returns:
+            str: The path to the token file.
+        """
+        return self.token
 
     def status(self):
         """