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/***************************************************************************
* Copyright (C) 2003 by Sylvain Joyeux *
* [email protected] *
* *
* 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. *
***************************************************************************/
#ifndef PACKAGEMANAGER_H
#define PACKAGEMANAGER_H
#include <qobject.h>
/** Base class for accessing package-manager specific
* functionalities. ATM, it supports listing files in a
* package and searching the package which owns a file.
*
* Support for online-search support is also included.
*
* @author Sylvain Joyeux
*/
class PackageManager : public QObject
{
Q_OBJECT
public:
PackageManager(QObject *parent = 0, const char *name = 0);
virtual ~PackageManager();
virtual bool search(const QString& file);
virtual bool list(const QString& package);
/** Checks what the package manager is capable of.
* The \c cap parameter should be a or of exactly
* one function (SEARCH, LIST, ...) and one access
* (ONLINE, OFFLINE).
* The function returns NOT_SUPPORTED if the specified query is not
* supported. Otherwise, it returns cap with some
* restrictions (EXHAUSTIVE, INSTALLED_ONLY, ...) if
* they apply
*
* INSTALLED_ONLY meaning changes with the function considered.
* With SEARCH_FILE, it means that SEARCH_FILE only finds
* installed files. With LIST_FILES, it means that listing the
* files of a package is possible only if the package is already
* installed */
virtual int capabilities(int query) const;
virtual QString getOnlineForm();
virtual QString getOnlineURL(const QString& query, const QMap<QString, QString>& options);
enum Capabilities
{
NOT_SUPPORTED = 0,
SEARCH_FILE = 0x01,
LIST_FILES = 0x02,
SHOW = 0x04,
OFFLINE = 0x10,
ONLINE = 0x20,
INSTALLED_ONLY = 0x200
};
signals:
/** Tags:
* warning (warning text)
* error (error text)
* file (file_name) [for dpkg]
* end
*/
void token(const QString& tag, const QString& value);
};
#endif
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