haiku/headers/os/storage/EntryList.h

63 lines
1.5 KiB
C
Raw Normal View History

//----------------------------------------------------------------------
// This software is part of the OpenBeOS distribution and is covered
// by the OpenBeOS license.
//---------------------------------------------------------------------
/*!
\file EntryList.h
BEntryList interface declaration.
*/
#ifndef _ENTRY_LIST_H
#define _ENTRY_LIST_H
#include <dirent.h>
#include <SupportDefs.h>
#ifdef USE_OPENBEOS_NAMESPACE
namespace OpenBeOS {
#endif
// Forward declarations
class BEntry;
struct entry_ref;
//! Interface for iterating through a list of filesystem entries
/*! Defines a general interface for iterating through a list of entries (i.e.
files in a folder
@author <a href='mailto:tylerdauwalder@users.sf.net'>Tyler Dauwalder</a>
@author Be Inc.
@version 0.0.0
*/
class BEntryList {
public:
BEntryList();
virtual ~BEntryList();
virtual status_t GetNextEntry(BEntry *entry, bool traverse = false) = 0;
virtual status_t GetNextRef(entry_ref *ref) = 0;
virtual int32 GetNextDirents(struct dirent *buf, size_t length,
int32 count = INT_MAX) = 0;
virtual status_t Rewind() = 0;
virtual int32 CountEntries() = 0;
private:
virtual void _ReservedEntryList1();
virtual void _ReservedEntryList2();
virtual void _ReservedEntryList3();
virtual void _ReservedEntryList4();
virtual void _ReservedEntryList5();
virtual void _ReservedEntryList6();
virtual void _ReservedEntryList7();
virtual void _ReservedEntryList8();
};
#ifdef USE_OPENBEOS_NAMESPACE
}; // namespace OpenBeOS
#endif
#endif // _ENTRY_LIST_H