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kfilemetadataprovider_p.h
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1/*****************************************************************************
2 * Copyright (C) 2010 by Peter Penz <peter.penz@gmx.at> *
3 * *
4 * This library is free software; you can redistribute it and/or *
5 * modify it under the terms of the GNU Library General Public *
6 * License as published by the Free Software Foundation; either *
7 * version 2 of the License, or (at your option) any later version. *
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 KFILEMETADATAMODEL_H
21#define KFILEMETADATAMODEL_H
22
23#include <kurl.h>
24
25#include <QtCore/QHash>
26#include <QtCore/QObject>
27#include <QtCore/QString>
28
29#include <config-kio.h>
30#ifndef KIO_NO_NEPOMUK
31 #define DISABLE_NEPOMUK_LEGACY
32 #include <variant.h>
33#endif
34
35class KFileItemList;
36class KProcess;
37class KUrl;
38class QWidget;
39
50class KFileMetaDataProvider : public QObject
51{
52 Q_OBJECT
53
54public:
55 explicit KFileMetaDataProvider(QObject* parent = 0);
56 virtual ~KFileMetaDataProvider();
57
67 void setItems(const KFileItemList& items);
68 KFileItemList items() const;
69
75 void setReadOnly(bool readOnly);
76 bool isReadOnly() const;
77
83 virtual QString label(const KUrl& metaDataUri) const;
84
96 virtual QString group(const KUrl& metaDataUri) const;
97
98#ifndef KIO_NO_NEPOMUK
105 virtual QHash<KUrl, Nepomuk::Variant> data() const;
106
114 virtual QWidget* createValueWidget(const KUrl& metaDataUri,
115 const Nepomuk::Variant& value,
116 QWidget* parent) const;
117#endif
118
119Q_SIGNALS:
124 void loadingFinished();
125
126 void urlActivated(const KUrl& url);
127
128 void dataChangeStarted();
129 void dataChangeFinished();
130
131private:
132 class Private;
133 Private* const d;
134
135 Q_PRIVATE_SLOT(d, void slotLoadingFinished())
136 Q_PRIVATE_SLOT(d, void slotRatingChanged(unsigned int rating))
137 Q_PRIVATE_SLOT(d, void slotTagsChanged(const QList<Nepomuk::Tag>& tags))
138 Q_PRIVATE_SLOT(d, void slotCommentChanged(const QString& comment))
139 Q_PRIVATE_SLOT(d, void slotTagClicked(const Nepomuk::Tag& tag))
140 Q_PRIVATE_SLOT(d, void slotLinkActivated(const QString&))
141
142 friend class KLoadMetaDataThread; // invokes KMetaDataObject::loadData()
143};
144
145#endif
KFileItemList
List of KFileItems, which adds a few helper methods to QList<KFileItem>.
Definition: kfileitem.h:675
KFileMetaDataProvider
Provides the data for the KMetaDataWidget.
Definition: kfilemetadataprovider_p.h:51
KFileMetaDataProvider::setReadOnly
void setReadOnly(bool readOnly)
If set to true, data such as the comment, tag or rating cannot be changed by the user.
Definition: kfilemetadataprovider.cpp:475
KFileMetaDataProvider::isReadOnly
bool isReadOnly() const
Definition: kfilemetadataprovider.cpp:480
KFileMetaDataProvider::dataChangeStarted
void dataChangeStarted()
KFileMetaDataProvider::data
virtual QHash< KUrl, Nepomuk::Variant > data() const
Definition: kfilemetadataprovider.cpp:486
KFileMetaDataProvider::label
virtual QString label(const KUrl &metaDataUri) const
Definition: kfilemetadataprovider.cpp:414
KFileMetaDataProvider::group
virtual QString group(const KUrl &metaDataUri) const
Meta data items are sorted alphabetically by their translated label per default.
Definition: kfilemetadataprovider.cpp:452
KFileMetaDataProvider::dataChangeFinished
void dataChangeFinished()
KFileMetaDataProvider::urlActivated
void urlActivated(const KUrl &url)
KFileMetaDataProvider::KLoadMetaDataThread
friend class KLoadMetaDataThread
Definition: kfilemetadataprovider_p.h:142
KFileMetaDataProvider::setItems
void setItems(const KFileItemList &items)
Sets the items, where the meta data should be requested.
Definition: kfilemetadataprovider.cpp:388
KFileMetaDataProvider::loadingFinished
void loadingFinished()
Is emitted after the loading triggered by KFileMetaDataProvider::setItems() has been finished.
KFileMetaDataProvider::items
KFileItemList items() const
Definition: kfilemetadataprovider.cpp:470
KFileMetaDataProvider::createValueWidget
virtual QWidget * createValueWidget(const KUrl &metaDataUri, const Nepomuk::Variant &value, QWidget *parent) const
Definition: kfilemetadataprovider.cpp:491
KFileMetaDataProvider::~KFileMetaDataProvider
virtual ~KFileMetaDataProvider()
Definition: kfilemetadataprovider.cpp:383
KProcess
KUrl
QHash
QList
QObject
QWidget
kurl.h
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