Function HasVisibleSpectralView

src/SpectralDataDialog.cpp:411–421

}

static bool HasVisibleSpectralView(WaveTrack *wt)
{
   auto &view = ChannelView::Get(*wt->GetChannel(0));
   if (auto waveChannelViewPtr = dynamic_cast<WaveChannelView*>(&view)) {
      const auto range = waveChannelViewPtr->GetSubViews();
      return std::any_of( range.begin(), range.end(),
         [](const auto &pair){
            return dynamic_cast<SpectrumView*>(pair.second.get()); } );
   }
   return false;
}

static unsigned CountVisibleSpectralViews( AudacityProject &project )
{