smuserinstrumentindex.hh

// Licensed GNU LGPL v2.1 or later: http://www.gnu.org/licenses/lgpl-2.1.html
 
#ifndef SPECTMORPH_USER_INSTRUMENT_INDEX_HH
#define SPECTMORPH_USER_INSTRUMENT_INDEX_HH
 
#include "sminstrument.hh"
 
namespace SpectMorph
{
 
class UserInstrumentIndex
{
private:
  std::string user_instruments_dir;
 
  Error create_bank_directory (const std::string& bank);
 
public:
  UserInstrumentIndex();
 
  Error update_instrument (const std::string& bank, int number, const Instrument& instrument);
 
  std::string bank_directory (const std::string& bank);
  std::string filename (const std::string& bank, int number);
  std::string label (const std::string& bank, int number);
 
  int count (const std::string& bank);
 
  Error remove_bank (const std::string& bank);
  Error create_bank (const std::string& bank);
  std::vector<std::string> list_banks();
 
  Signal<>                                     signal_banks_changed;
  Signal<std::string>                          signal_bank_removed;
  Signal<std::string, int, const Instrument *> signal_instrument_updated;
  Signal<std::string>                          signal_instrument_list_updated;
};
 
}
 
#endif