[signals] more signals

fixtracks/utils/signals.py

@@ -8,6 +8,13 @@ class ProducerSignals(QObject):
     progress = Signal(float)
     progress2  = Signal((str, float, float))
 
+class DetectionViewSignals(QObject):
+    trackClicked = Signal(int)
+    itemsSelected = Signal(list)
+
+class DetectionSceneSignals(QObject):
+    itemsSelected = Signal(list)
+
 class DetectionSignals(QObject):
     hover = Signal((int, QPointF))
     clicked = Signal((int, QPointF))