callview: fix hangup not toggling fullscreen mode

- regression introduced by:
  https://review.jami.net/c/ring-client-windows/+/12790

Change-Id: Ia307c2fd6ed769dc8cd4e3d1ac8d3f8ad44d090b

callwidget.cpp

@@ -195,9 +195,6 @@ CallWidget::CallWidget(QWidget* parent) :
     connect(ui->videoView, &VideoView::toggleFullScreenClicked,
             this, &CallWidget::slotToggleFullScreenClicked);
 
-    connect(ui->videoView, &VideoView::terminating,
-            this, &CallWidget::slotVideoViewTerminating);
-
     connect(&LRCInstance::behaviorController(), &BehaviorController::showCallView,
             this, &CallWidget::slotShowCallView);
 
@@ -826,7 +823,7 @@ CallWidget::slotToggleFullScreenClicked()
 }
 
 void
-CallWidget::slotVideoViewTerminating(const std::string& id)
+CallWidget::callTerminating(const std::string& id)
 {
     auto conversation = LRCInstance::getCurrentConversation();
     if ( conversation.uid.empty() &&
@@ -1341,6 +1338,7 @@ CallWidget::connectAccount(const std::string& accountId)
                     ui->videoView->updateCall();
                     setCallPanelVisibility(false);
                     showConversationView();
+                    callTerminating(callId);
                     break;
                 }
                 case lrc::api::call::Status::CONNECTED:

callwidget.h

@@ -82,7 +82,6 @@ private slots:
     void slotShowChatView(const std::string & accountId, const lrc::api::conversation::Info & convInfo);
     void slotNewTrustRequest(const std::string& accountId, const std::string& contactUri);
     void slotToggleFullScreenClicked();
-    void slotVideoViewTerminating(const std::string& callid);
     void update();
     void ShowContextMenu(const QPoint& pos);
     void Paste();
@@ -105,6 +104,7 @@ private slots:
     void slotVideoDeviceListChanged();
 
 private:
+    void callTerminating(const std::string& callid);
     void onIncomingMessage(const std::string& accountId, const std::string& convUid,
                            uint64_t interactionId, const lrc::api::interaction::Info& interaction);
     void conversationsButtonClicked();