Function OnSplitCut

src/menus/EditMenus.cpp:769–801

}

void OnSplitCut(const CommandContext &context)
{
   auto &project = context.project;
   auto &tracks = TrackList::Get(project);
   auto &selectedRegion = ViewInfo::Get(project).selectedRegion;

   auto &clipboard = Clipboard::Get();
   clipboard.Clear();

   auto pNewClipboard = TrackList::Create(nullptr);
   auto &newClipboard = *pNewClipboard;

   tracks.Selected().Visit(
      [&](WaveTrack &n) {
         auto track = n.SplitCut(selectedRegion.t0(), selectedRegion.t1());
         newClipboard.Add(track);
      },
      [&](Track &n) {
         if (n.SupportsBasicEditing()) {
            auto dest = n.Copy(selectedRegion.t0(), selectedRegion.t1());
            n.Silence(selectedRegion.t0(), selectedRegion.t1());
            newClipboard.Add(dest);
         }
      }
   );

   // Survived possibility of exceptions.  Commit changes to the clipboard now.
   clipboard.Assign(std::move(newClipboard),
      selectedRegion.t0(), selectedRegion.t1(), project.shared_from_this());

   ProjectHistory::Get(project)
      .PushState(XO("Cut to clipboard and leave gap"), XO("Cut and leave gap"));
}

void OnSplitDelete(const CommandContext &context)
{