/*

  * 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