/***************************************************************************
 *   Copyright (C) 2008-2012 by Andrzej Rybczak                            *
 *   electricityispower@gmail.com                                          *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 *   This program is distributed in the hope that it will be useful,       *
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 *   GNU General Public License for more details.                          *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this program; if not, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.              *
 ***************************************************************************/

#ifndef _BROWSER_H
#define _BROWSER_H

#include "ncmpcpp.h"
#include "screen.h"

class Browser : public Screen< Menu<MPD::Item> >
{
	public:
		Browser() : itsBrowseLocally(0), itsScrollBeginning(0), itsBrowsedDir("/") { }
		
		virtual void Resize();
		virtual void SwitchTo();
		
		virtual std::basic_string<my_char_t> Title();
		
		virtual void EnterPressed();
		virtual void SpacePressed();
		virtual void MouseButtonPressed(MEVENT);
		virtual bool isTabbable() { return true; }
		
		virtual MPD::Song *CurrentSong();
		virtual MPD::Song *GetSong(size_t pos) { return w->at(pos).type == MPD::itSong ? &(*w)[pos].song : 0; }
		
		virtual bool allowsSelection() { return true; }
		virtual void ReverseSelection();
		virtual void GetSelectedSongs(MPD::SongList &);
		
		virtual void ApplyFilter(const std::string &);
		
		virtual List *GetList() { return w; }
		
		virtual bool isMergable() { return true; }
		
		const std::string &CurrentDir() { return itsBrowsedDir; }
		
		bool isLocal() { return itsBrowseLocally; }
		void LocateSong(const MPD::Song &);
		void GetDirectory(std::string, std::string = "/");
#		ifndef WIN32
		void GetLocalDirectory(MPD::ItemList &, const std::string & = "", bool = 0) const;
		void ClearDirectory(const std::string &) const;
		void ChangeBrowseMode();
		bool DeleteItem(const MPD::Item &);
#		endif // !WIN32
		void UpdateItemList();
		
		bool isParentDir(size_t pos) { return itsBrowsedDir != "/" && pos == 0; }
		
	protected:
		virtual void Init();
		virtual bool isLockable() { return true; }
		
	private:
		static bool hasSupportedExtension(const std::string &);
		static std::string ItemToString(const MPD::Item &, void *);
		
		static std::set<std::string> SupportedExtensions;
		
		bool itsBrowseLocally;
		size_t itsScrollBeginning;
		std::string itsBrowsedDir;
};

extern Browser *myBrowser;

#endif