src/search_engine.h

   1 /***************************************************************************
   2  *   Copyright (C) 2008-2009 by Andrzej Rybczak                            *
   3  *   electricityispower@gmail.com                                          *
   4  *                                                                         *
   5  *   This program is free software; you can redistribute it and/or modify  *
   6  *   it under the terms of the GNU General Public License as published by  *
   7  *   the Free Software Foundation; either version 2 of the License, or     *
   8  *   (at your option) any later version.                                   *
   9  *                                                                         *
  10  *   This program is distributed in the hope that it will be useful,       *
  11  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  13  *   GNU General Public License for more details.                          *
  14  *                                                                         *
  15  *   You should have received a copy of the GNU General Public License     *
  16  *   along with this program; if not, write to the                         *
  17  *   Free Software Foundation, Inc.,                                       *
  18  *   51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.              *
  19  ***************************************************************************/
  20
  21 #ifndef _SEARCH_ENGINE_H
  22 #define _SEARCH_ENGINE_H
  23
  24 #include "mpdpp.h"
  25 #include "ncmpcpp.h"
  26
  27 class SearchEngine : public Screen< Menu< std::pair<Buffer *, MPD::Song *> > >
  28 {
  29         public:
  30                 virtual void Resize();
  31                 virtual void SwitchTo();
  32
  33                 virtual std::basic_string<my_char_t> Title();
  34
  35                 virtual void EnterPressed();
  36                 virtual void SpacePressed();
  37                 virtual void MouseButtonPressed(MEVENT);
  38                 virtual bool isTabbable() { return true; }
  39
  40                 virtual MPD::Song *CurrentSong();
  41
  42                 virtual bool allowsSelection() { return w->Choice() >= StaticOptions; }
  43                 virtual void ReverseSelection() { w->ReverseSelection(StaticOptions); }
  44                 virtual void GetSelectedSongs(MPD::SongList &);
  45
  46                 virtual void ApplyFilter(const std::string &);
  47
  48                 virtual List *GetList() { return w->Size() >= StaticOptions ? w : 0; }
  49
  50                 void UpdateFoundList();
  51
  52                 static size_t StaticOptions;
  53                 static size_t SearchButton;
  54                 static size_t ResetButton;
  55
  56         protected:
  57                 virtual void Init();
  58
  59         private:
  60                 void Prepare();
  61                 void Search();
  62                 void Reset();
  63
  64                 const char **SearchMode;
  65
  66                 static std::string SearchEngineOptionToString(const std::pair<Buffer *, MPD::Song *> &, void *);
  67
  68                 static const char *SearchModes[];
  69
  70                 static const size_t ConstraintsNumber = 10;
  71                 static const char *ConstraintsNames[];
  72                 std::string itsConstraints[ConstraintsNumber];
  73
  74                 static bool MatchToPattern;
  75 };
  76
  77 extern SearchEngine *mySearcher;
  78
  79 #endif
  80