Show video preview in calls list fragment

app/src/main/java/org/linphone/activities/voip/fragments/CallsListFragment.kt

@@ -27,9 +27,11 @@ import android.view.View
 import android.widget.PopupWindow
 import androidx.databinding.DataBindingUtil
 import androidx.navigation.navGraphViewModels
+import org.linphone.LinphoneApplication.Companion.coreContext
 import org.linphone.R
 import org.linphone.activities.GenericFragment
 import org.linphone.activities.main.MainActivity
+import org.linphone.activities.voip.ConferenceDisplayMode
 import org.linphone.activities.voip.data.CallData
 import org.linphone.activities.voip.viewmodels.CallsViewModel
 import org.linphone.activities.voip.viewmodels.ConferenceViewModel
@@ -77,6 +79,22 @@ class CallsListFragment : GenericFragment<VoipCallsListFragmentBinding>() {
                 data.contextMenuClickListener = callContextMenuClickListener
             }
         }
+
+        conferenceViewModel.conferenceDisplayMode.observe(
+            viewLifecycleOwner
+        ) {
+            binding.localPreviewVideoSurface.visibility = if (it == ConferenceDisplayMode.AUDIO_ONLY) {
+                View.GONE
+            } else {
+                View.VISIBLE
+            }
+        }
+    }
+
+    override fun onResume() {
+        super.onResume()
+
+        coreContext.core.nativePreviewWindowId = binding.localPreviewVideoSurface
     }
 
     private fun showCallMenu(anchor: View, callData: CallData) {

app/src/main/res/layout/voip_calls_list_fragment.xml

@@ -68,6 +68,7 @@
         </androidx.core.widget.NestedScrollView>
 
         <LinearLayout
+            android:id="@+id/bottom_buttons"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
             android:orientation="horizontal"
@@ -109,6 +110,19 @@
 
         </LinearLayout>
 
+        <org.linphone.activities.voip.views.RoundCornersTextureView
+            android:id="@+id/local_preview_video_surface"
+            android:layout_width="0dp"
+            android:layout_height="0dp"
+            android:layout_margin="10dp"
+            android:layout_size="@{@dimen/video_preview_max_size}"
+            app:alignTopRight="true"
+            app:displayMode="black_bars"
+            app:layout_constraintBottom_toTopOf="@id/bottom_buttons"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintHeight_max="200dp"
+            app:layout_constraintWidth_max="200dp" />
+
     </androidx.constraintlayout.widget.ConstraintLayout>
 
 </layout>