1/* This file is part of the KDE libraries
2 * Copyright (C) 1999 Waldo Bastian <bastian@kde.org>
3 * Copyright (C) 2006-2007 David Faure <faure@kde.org>
4 *
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Library General Public
7 * License version 2 as published by the Free Software Foundation;
8 *
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Library General Public License for more details.
13 *
14 * You should have received a copy of the GNU Library General Public License
15 * along with this library; see the file COPYING.LIB. If not, write to
16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
17 * Boston, MA 02110-1301, USA.
18 */
19
20#ifndef KMIMETYPEFACTORY_H
21#define KMIMETYPEFACTORY_H
22
23#include <assert.h>
24
25#include <QtCore/QStringList>
26
27#include "ksycocafactory.h"
28#include "ksycocaentry_p.h"
29
30class KSycoca;
31
32/**
33 * @internal - this header is not installed
34 *
35 * A sycoca factory for mimetype entries
36 * Since KDE 4.6, this is only used to point to the "service offers" in ksycoca for each mimetype.
37 * @see KMimeType
38 */
39class KDECORE_EXPORT KMimeTypeFactory : public KSycocaFactory
40{
41 K_SYCOCAFACTORY( KST_KMimeTypeFactory )
42public:
43 /**
44 * Create factory
45 */
46 KMimeTypeFactory();
47
48 virtual ~KMimeTypeFactory();
49
50 /**
51 * Not meant to be called at this level
52 */
53 virtual KSycocaEntry *createEntry(const QString &, const char *) const
54 { assert(0); return 0; }
55
56 /**
57 * Returns the possible offset for a given mimetype entry.
58 */
59 int entryOffset(const QString& mimeTypeName);
60
61 /**
62 * Returns the offset into the service offers for a given mimetype.
63 */
64 int serviceOffersOffset(const QString& mimeTypeName);
65
66public:
67 /**
68 * @return all mimetypes
69 * Slow and memory consuming, avoid using
70 */
71 QStringList allMimeTypes();
72
73 /**
74 * @return the unique mimetype factory, creating it if necessary
75 */
76 static KMimeTypeFactory * self();
77
78public: // public for KBuildServiceFactory
79 // A small entry for each mimetype with name and offset into the services-offer-list.
80 class MimeTypeEntryPrivate;
81 class KDECORE_EXPORT MimeTypeEntry : public KSycocaEntry
82 {
83 Q_DECLARE_PRIVATE( MimeTypeEntry )
84 public:
85 typedef KSharedPtr<MimeTypeEntry> Ptr;
86
87 MimeTypeEntry(const QString& file, const QString& name);
88 MimeTypeEntry(QDataStream& s, int offset);
89
90 int serviceOffersOffset() const;
91 void setServiceOffersOffset(int off);
92 };
93
94protected:
95 virtual MimeTypeEntry *createEntry(int offset) const;
96private:
97 // d pointer: useless since this header is not installed
98 //class KMimeTypeFactoryPrivate* d;
99};
100
101#endif
102