Method OnGetBackground

src/effects/Contrast.cpp:296–310

}

void ContrastDialog::OnGetBackground(wxCommandEvent & /*event*/)
{
   auto p = FindProjectFromWindow( this );
   auto &selectedRegion = ViewInfo::Get( *p ).selectedRegion;

   if (TrackList::Get(*p).Selected<const WaveTrack>()) {
      mBackgroundStartT->SetValue(selectedRegion.t0());
      mBackgroundEndT->SetValue(selectedRegion.t1());
   }

   SetStartAndEndTime();
   mBackgroundIsDefined = GetDB(backgrounddB);
   m_pButton_UseCurrentB->SetFocus();
   results();
}

namespace {
   // PRL:  I gathered formatting into these functions, and eliminated some