src/browser.h

   1 /***************************************************************************
   2  *   Copyright (C) 2008-2012 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 _BROWSER_H
  22 #define _BROWSER_H
  23
  24 #include "interfaces.h"
  25 #include "mpdpp.h"
  26 #include "screen.h"
  27
  28 class Browser : public Screen< NC::Menu<MPD::Item> >, public Filterable, public HasSongs, public Searchable
  29 {
  30         public:
  31                 Browser() : itsBrowseLocally(0), itsScrollBeginning(0), itsBrowsedDir("/") { }
  32
  33                 // Screen< NC::Menu<MPD::Item> > implementation
  34                 virtual void Resize() OVERRIDE;
  35                 virtual void SwitchTo() OVERRIDE;
  36
  37                 virtual std::wstring Title() OVERRIDE;
  38
  39                 virtual void Update() OVERRIDE { }
  40
  41                 virtual void EnterPressed() OVERRIDE;
  42                 virtual void SpacePressed() OVERRIDE;
  43                 virtual void MouseButtonPressed(MEVENT me) OVERRIDE;
  44
  45                 virtual bool isTabbable() OVERRIDE { return true; }
  46                 virtual bool isMergable() OVERRIDE { return true; }
  47
  48                 // Filterable implementation
  49                 virtual bool allowsFiltering() OVERRIDE;
  50                 virtual std::string currentFilter() OVERRIDE;
  51                 virtual void applyFilter(const std::string &filter) OVERRIDE;
  52
  53                 // Searchable implementation
  54                 virtual bool allowsSearching() OVERRIDE;
  55                 virtual bool search(const std::string &constraint) OVERRIDE;
  56                 virtual void nextFound(bool wrap) OVERRIDE;
  57                 virtual void prevFound(bool wrap) OVERRIDE;
  58
  59                 // HasSongs implementation
  60                 virtual std::shared_ptr<ProxySongList> getProxySongList() OVERRIDE;
  61
  62                 virtual bool allowsSelection() OVERRIDE;
  63                 virtual void reverseSelection() OVERRIDE;
  64                 virtual MPD::SongList getSelectedSongs() OVERRIDE;
  65
  66                 // private members
  67                 const std::string &CurrentDir() { return itsBrowsedDir; }
  68
  69                 bool isLocal() { return itsBrowseLocally; }
  70                 void LocateSong(const MPD::Song &);
  71                 void GetDirectory(std::string, std::string = "/");
  72 #               ifndef WIN32
  73                 void GetLocalDirectory(MPD::ItemList &, const std::string & = "", bool = 0) const;
  74                 void ClearDirectory(const std::string &) const;
  75                 void ChangeBrowseMode();
  76                 bool deleteItem(const MPD::Item &);
  77 #               endif // !WIN32
  78
  79                 static bool isParentDirectory(const MPD::Item &item) {
  80                         return item.type == MPD::itDirectory && item.name == "..";
  81                 }
  82
  83         protected:
  84                 virtual void Init() OVERRIDE;
  85                 virtual bool isLockable() OVERRIDE { return true; }
  86
  87         private:
  88                 bool itsBrowseLocally;
  89                 size_t itsScrollBeginning;
  90                 std::string itsBrowsedDir;
  91 };
  92
  93 extern Browser *myBrowser;
  94
  95 #endif
  96