Fix to keep-source-running feature, provided by Jakob.

owrx/source/__init__.py

@@ -183,6 +183,8 @@ class SdrSource(ABC):
         if self.isAlwaysOn() and self.isEnabled():
             self.start()
 
+        props.filter("always-on").wire(self._handleAlwaysOnChanged)
+
     def isEnabled(self):
         return self.enabled
 
@@ -204,6 +206,12 @@ class SdrSource(ABC):
         if "center_freq" in changes and changes["center_freq"] is not PropertyDeleted:
             self.setCenterFreq(changes["center_freq"])
 
+    def _handleAlwaysOnChanged(self, changes):
+        if self.isAlwaysOn():
+            self.start()
+        else:
+            self.checkStatus()
+
     def isFailed(self):
         return self.failed