ExportUtils.h

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/**********************************************************************
 
  Audacity: A Digital Audio Editor
 
  ExportUtils.h
 
  Dominic Mazzoni
 
  Vitaly Sverchinsky split from ExportPlugin.h
 
**********************************************************************/
 
#pragma once
 
#include "ExportTypes.h"
#include "ExportPlugin.h"
 
#include <functional>
 
class AudacityProject;
class TrackList;
class WaveTrack;
 
template <typename TrackType> struct TrackIterRange;
 
class IMPORT_EXPORT_API ExportUtils final
{
public:
 
   static TrackIterRange<const WaveTrack> FindExportWaveTracks(const TrackList& tracks, bool selectedOnly);
 
   static ExportProcessor::Parameters ParametersFromEditor(const ExportOptionsEditor& editor);
 
   enum class ExportHookResult
   {
      Handled, 
      Continue,
      Cancel,
   };
 
   using ExportHook = std::function<ExportHookResult(AudacityProject&, const FileExtension&)>;
 
   using Priority = unsigned;
   static constexpr Priority DEFAULT_EXPORT_HOOK_PRIORITY = 0;
 
   static void RegisterExportHook(ExportHook hook, Priority = DEFAULT_EXPORT_HOOK_PRIORITY);
   static void PerformInteractiveExport(AudacityProject& project, const FileExtension& format);
};