@Override
  protected void onResume() {
    instance = this;

    LinphoneManager.startProximitySensorForActivity(this);
    setCallControlsVisibleAndRemoveCallbacks();

    super.onResume();

    LinphoneCore lc = LinphoneManager.getLcIfManagerNotDestroyedOrNull();
    if (lc != null) {
      lc.addListener(mListener);
    }

    refreshCallList(getResources());
  }
 private void showAudioView() {
   LinphoneManager.startProximitySensorForActivity(InCallActivity.this);
   setCallControlsVisibleAndRemoveCallbacks();
 }