src/media_library.h

   1 /***************************************************************************
   2  *   Copyright (C) 2008-2014 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 NCMPCPP_MEDIA_LIBRARY_H
  22 #define NCMPCPP_MEDIA_LIBRARY_H
  23
  24 #include <boost/date_time/posix_time/posix_time_types.hpp>
  25
  26 #include "interfaces.h"
  27 #include "regex_filter.h"
  28 #include "screen.h"
  29 #include "song_list.h"
  30
  31 struct MediaLibrary: Screen<NC::Window *>, HasColumns, HasSongs, Searchable, Tabbable
  32 {
  33         MediaLibrary();
  34
  35         virtual void switchTo() OVERRIDE;
  36         virtual void resize() OVERRIDE;
  37
  38         virtual std::wstring title() OVERRIDE;
  39         virtual ScreenType type() OVERRIDE { return ScreenType::MediaLibrary; }
  40
  41         virtual void refresh() OVERRIDE;
  42         virtual void update() OVERRIDE;
  43
  44         virtual int windowTimeout() OVERRIDE;
  45
  46         virtual void mouseButtonPressed(MEVENT me) OVERRIDE;
  47
  48         virtual bool isLockable() OVERRIDE { return true; }
  49         virtual bool isMergable() OVERRIDE { return true; }
  50
  51         // Searchable implementation
  52         virtual bool allowsSearching() OVERRIDE;
  53         virtual void setSearchConstraint(const std::string &constraint) OVERRIDE;
  54         virtual void clearConstraint() OVERRIDE;
  55         virtual bool find(SearchDirection direction, bool wrap, bool skip_current) OVERRIDE;
  56
  57         // HasSongs implementation
  58         virtual bool itemAvailable() OVERRIDE;
  59         virtual bool addItemToPlaylist(bool play) OVERRIDE;
  60         virtual std::vector<MPD::Song> getSelectedSongs() OVERRIDE;
  61
  62         // HasColumns implementation
  63         virtual bool previousColumnAvailable() OVERRIDE;
  64         virtual void previousColumn() OVERRIDE;
  65
  66         virtual bool nextColumnAvailable() OVERRIDE;
  67         virtual void nextColumn() OVERRIDE;
  68
  69         // private members
  70         void updateTimer();
  71         void toggleColumnsMode();
  72         int Columns();
  73         void LocateSong(const MPD::Song &);
  74         void toggleSortMode();
  75
  76         void requestTagsUpdate() { m_tags_update_request = true; }
  77         void requestAlbumsUpdate() { m_albums_update_request = true; }
  78         void requestSongsUpdate() { m_songs_update_request = true; }
  79
  80         struct PrimaryTag
  81         {
  82                 PrimaryTag() : m_mtime(0) { }
  83                 PrimaryTag(std::string tag_, time_t mtime_)
  84                 : m_tag(std::move(tag_)), m_mtime(mtime_) { }
  85
  86                 const std::string &tag() const { return m_tag; }
  87                 time_t mtime() const { return m_mtime; }
  88
  89         private:
  90                 std::string m_tag;
  91                 time_t m_mtime;
  92         };
  93
  94         struct Album
  95         {
  96                 Album(std::string tag_, std::string album_, std::string date_, time_t mtime_)
  97                 : m_tag(std::move(tag_)), m_album(std::move(album_))
  98                 , m_date(std::move(date_)), m_mtime(mtime_) { }
  99
 100                 const std::string &tag() const { return m_tag; }
 101                 const std::string &album() const { return m_album; }
 102                 const std::string &date() const { return m_date; }
 103                 time_t mtime() const { return m_mtime; }
 104
 105         private:
 106                 std::string m_tag;
 107                 std::string m_album;
 108                 std::string m_date;
 109                 time_t m_mtime;
 110         };
 111
 112         struct AlbumEntry
 113         {
 114                 AlbumEntry() : m_all_tracks_entry(false), m_album("", "", "", 0) { }
 115                 AlbumEntry(Album album_) : m_all_tracks_entry(false), m_album(album_) { }
 116
 117                 const Album &entry() const { return m_album; }
 118                 bool isAllTracksEntry() const { return m_all_tracks_entry; }
 119
 120                 static AlbumEntry mkAllTracksEntry(std::string tag) {
 121                         auto result = AlbumEntry(Album(tag, "", "", 0));
 122                         result.m_all_tracks_entry = true;
 123                         return result;
 124                 }
 125
 126         private:
 127                 bool m_all_tracks_entry;
 128                 Album m_album;
 129         };
 130
 131         NC::Menu<PrimaryTag> Tags;
 132         NC::Menu<AlbumEntry> Albums;
 133         SongMenu Songs;
 134
 135 private:
 136         bool m_tags_update_request;
 137         bool m_albums_update_request;
 138         bool m_songs_update_request;
 139
 140         boost::posix_time::ptime m_timer;
 141
 142         const int m_window_timeout;
 143         const boost::posix_time::time_duration m_fetching_delay;
 144
 145         Regex::Filter<PrimaryTag> m_tags_search_predicate;
 146         Regex::ItemFilter<AlbumEntry> m_albums_search_predicate;
 147         Regex::Filter<MPD::Song> m_songs_search_predicate;
 148
 149 };
 150
 151 extern MediaLibrary *myLibrary;
 152
 153 #endif // NCMPCPP_MEDIA_LIBRARY_H
 154