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// Copyright (c) 2003,2004 Charles Samuels <charles@kde.org>
// See the file COPYING for redistribution terms.
#ifndef FILE_H
#define FILE_H
#include "base.h"
#include <kurl.h>
class Slice;
class Query;
/**
* just an file from the list in the database
**/
class File
{
friend class Base;
File(Base *base, FileId id);
mutable Base *mBase;
FileId mId;
public:
/**
* create a copy of the reference
**/
File(const File &ref);
/**
* create a null reference
**/
File();
/**
* make me a copy of the reference
**/
File &operator=(const File &ref);
bool operator ==(const File &other) { return mId == other.mId; }
inline operator bool() const { return mId; }
QString file() const;
KURL url() const;
QString property(const QString &property) const;
void setProperty(const QString &key, const QString &value);
void clearProperty(const QString &key);
QStringList properties() const;
inline FileId id() const { return mId; }
void setId(FileId id);
inline Base *base() { return mBase; }
inline const Base *base() const { return mBase; }
/**
* when displaying me in @p query, place
* me immediately after @p after
**/
void setPosition(Query *query, const File &after);
/**
* when displaying @p query, set @p after according
* to what @ref setPosition was given.
*
* @return false if no position was set
**/
bool getPosition(const Query *query, File *after) const;
/**
* remove this file from the db, and emit Base::removed(File)
* the File objects don't change, but become invalid (careful!)
**/
void remove();
void addTo(Slice *slice);
void removeFrom(Slice *slice);
bool isIn(const Slice *slice) const;
/**
* load the tag information into the DB
**/
void makeCache();
};
class Slice
{
int mId;
QString mName;
Base *mBase;
public:
/**
* @internal
* create a slice based on its data
**/
Slice(Base *base, int id, const QString &name);
QString name() const;
void setName(const QString &name);
/**
* remove this slice from the list of slices
* and dereference all Files from this slice
**/
void remove();
int id() const { return mId; }
};
#endif
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