tools: sync ratbagd from piper

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>

tools/ratbagd.py

@@ -148,11 +148,16 @@ class _RatbagdDBus(GObject.GObject):
             raise RatbagdUnavailable("No one currently owns {}".format(ratbag1))
 
         self._proxy.connect("g-properties-changed", self._on_properties_changed)
+        self._proxy.connect("g-signal", self._on_signal_received)
 
     def _on_properties_changed(self, proxy, changed_props, invalidated_props):
         # Implement this in derived classes to respond to property changes.
         pass
 
+    def _on_signal_received(self, proxy, sender_name, signal_name, parameters):
+        # Implement this in derived classes to respond to signals.
+        pass
+
     def _find_object_with_path(self, iterable, object_path):
         # Find the index of an object in an iterable that whose object path
         # matches the given object path.
@@ -328,6 +333,8 @@ class RatbagdDevice(_RatbagdDBus):
     __gsignals__ = {
         "active-profile-changed":
             (GObject.SignalFlags.RUN_FIRST, None, (GObject.TYPE_PYOBJECT,)),
+        "resync":
+            (GObject.SignalFlags.RUN_FIRST, None, ()),
     }
 
     def __init__(self, object_path):
@@ -340,6 +347,10 @@ class RatbagdDevice(_RatbagdDBus):
         for profile in self._profiles:
             profile.connect("notify::is-active", self._on_active_profile_changed)
 
+    def _on_signal_received(self, proxy, sender_name, signal_name, parameters):
+        if signal_name == "Resync":
+            self.emit("resync")
+
     def _on_active_profile_changed(self, profile, pspec):
         if profile.is_active:
             self.emit("active-profile-changed", self._profiles[profile.index])