/*

 * MP3/MPlayer plugin to VDR (C++)

 *

 * (C) 2001-2006 Stefan Huelswitt <s.huelswitt@gmx.de>

 *

 * This code 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 code 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

 * Or, point your browser to http://www.gnu.org/copyleft/gpl.html

 */

#ifndef ___DATA_H

#define ___DATA_H

#include <vdr/tools.h>

// ----------------------------------------------------------------

class cFileSource;

extern char *Quote(const char *str);

extern char *AddPath(const char *dir, const char *filename);

extern bool CheckVDRVersion(int Version, int Major, int Minor, const char *text=0);

// ----------------------------------------------------------------

class cScanDir {

protected:

  enum eScanType { stFile, stDir };

  virtual void DoItem(cFileSource *src, const char *subdir, const char *name)=0;

public:

  virtual ~cScanDir() {}

  bool ScanDir(cFileSource *src, const char *subdir, eScanType type, const char * const *spec, const char * const *excl, bool recursiv);

  };

// ----------------------------------------------------------------

enum eObjType { otDir, otParent, otFile, otBase };

class cFileObj : public cListObject {

private:

  cFileSource *source;

  char *subdir, *name, *path, *fpath;

  eObjType type;

  //

  void Set(void);

  void MakeFullName(char **fp, const char *Name);

public:

  cFileObj(cFileSource *Source, const char *Subdir, const char *Name, const eObjType Type);

  cFileObj(const cFileObj *obj);

  virtual ~cFileObj();

#if APIVERSNUM >= 10315

  virtual int Compare(const cListObject &ListObject) const;

#else

  virtual bool operator<(const cListObject &ListObject);

#endif

  void SetName(const char *Name);

  void SplitAndSet(const char *Path);

  bool GuessType(void);

  //

  bool Exists(void);

  bool TestName(const char *newName);

  bool Rename(const char *newName);

  bool Create(const char *newName);

  bool Delete(void);

  //

  inline const char *Name(void) const { return name; }

  inline const char *Subdir(void) const { return subdir; }

  inline cFileSource *Source(void) const { return source; }

  inline eObjType Type(void) const { return type; }

  inline const char *Path(void) const { return path; }

  inline const char *FullPath(void) const { return fpath; }

  };

// ----------------------------------------------------------------

class cDirList : public cScanDir, public cList<cFileObj> {

private:

  eObjType otype;

protected:

  virtual void DoItem(cFileSource *src, const char *subdir, const char *name);

public:

  bool Load(cFileSource *src, const char *subdir, const char * const *excl=0);

  };

// ----------------------------------------------------------------

class cFileSource : public cListObject {

private:

  enum eAction { acMount, acUnmount, acEject, acStatus };

  char *basedir, *realbasedir;

  char *description;

  char **include;

  bool needsmount;

  int useCount, incCount;

  // remember last browse position

  char *browsedir, *browseparent;

  //

  void Set(const char *Basedir, const char *Description, const bool NeedsMount, const char *Include);

  bool Action(eAction act);

  void ClearRemember(void);

  void Clear(void);

public:

  cFileSource(void);

  cFileSource(const char *Basedir, const char *Description, const bool NeedsMount, const char *Include=0);

  ~cFileSource();

  bool Parse(char *s);

  bool Mount(void);

  bool Unmount(void);

  bool Eject(void);

  bool Status(void);

  void Block(void) { useCount++; }

  void Unblock(void) { useCount--; }

  void SetRemember(const char *dir, const char *parent);

  bool GetRemember(char * &dir, char * &parent);

  inline const char *BaseDir(void) const { return basedir; }

  inline const char *RealBaseDir(void) const { return realbasedir; }

  inline const char *Description(void) const { return description; }

  inline const char * const * Include(void) const { return include; }

  inline bool NeedsMount(void) const { return needsmount; }

  };

#endif //___DATA_H