snapshot of https://github.com/jitsi/jitsi-meet.git @ fd1749dd28f4138aa80234fc7f311b19aaffa0e7 (2026-09-15)

react/features/filmstrip/subscriber.any.ts

@@ -0,0 +1,35 @@
+import StateListenerRegistry from '../base/redux/StateListenerRegistry';
+
+import { isFilmstripScrollVisible, updateRemoteParticipants } from './functions';
+
+/**
+ * Listens for changes to the screensharing status of the remote participants to recompute the reordered list of the
+ * remote endpoints.
+ */
+StateListenerRegistry.register(
+    /* selector */ state => state['features/video-layout'].remoteScreenShares,
+    /* listener */ (remoteScreenShares, store) => updateRemoteParticipants(store));
+
+/**
+ * Listens for changes to the remote screenshare participants to recompute the reordered list of the remote endpoints.
+ * We force updateRemoteParticipants to make sure it executes and for the case where
+ * sortedRemoteVirtualScreenshareParticipants becomes 0. We do not want to short circuit it in case of no screen-sharers
+ * and no scroll and triggered for dominant speaker changed.
+ */
+StateListenerRegistry.register(
+    /* selector */ state => state['features/base/participants'].sortedRemoteVirtualScreenshareParticipants,
+    /* listener */ (sortedRemoteVirtualScreenshareParticipants, store) => updateRemoteParticipants(store, true));
+
+/**
+ * Listens for changes to the dominant speaker to recompute the reordered list of the remote endpoints.
+ */
+StateListenerRegistry.register(
+    /* selector */ state => state['features/base/participants'].dominantSpeaker,
+    /* listener */ (dominantSpeaker, store) => updateRemoteParticipants(store));
+
+/**
+ * Listens for changes in the filmstrip scroll visibility.
+ */
+StateListenerRegistry.register(
+    /* selector */ state => isFilmstripScrollVisible(state),
+    /* listener */ (_, store) => updateRemoteParticipants(store));