src/metadatawidget.h

   1 /***************************************************************************
   2  *   Copyright (C) 2007 by Sebastian Trueg <trueg@kde.org>                 *
   3  *                                                                         *
   4  *   This program is free software; you can redistribute it and/or modify  *
   5  *   it under the terms of the GNU General Public License as published by  *
   6  *   the Free Software Foundation; either version 2 of the License, or     *
   7  *   (at your option) any later version.                                   *
   8  *                                                                         *
   9  *   This program 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         *
  12  *   GNU General Public License for more details.                          *
  13  *                                                                         *
  14  *   You should have received a copy of the GNU General Public License     *
  15  *   along with this program; if not, write to the                         *
  16  *   Free Software Foundation, Inc.,                                       *
  17  *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA            *
  18  ***************************************************************************/
  19
  20 #ifndef METADATA_WIDGET_H
  21 #define METADATA_WIDGET_H
  22
  23 #include <QtGui/QWidget>
  24
  25 #include <kurl.h>
  26
  27 namespace Nepomuk {
  28     class Tag;
  29 }
  30
  31 class MetaDataWidget : public QWidget
  32 {
  33     Q_OBJECT
  34
  35 public:
  36     MetaDataWidget(QWidget* parent = 0);
  37     virtual ~MetaDataWidget();
  38
  39     /**
  40      * \return true if the KMetaData system could be found and initialized.
  41      * false if KMetaData was not available at compile time or if it has not
  42      * been initialized properly.
  43      */
  44     static bool metaDataAvailable();
  45
  46 public Q_SLOTS:
  47     void setFile(const KUrl& url);
  48     void setFiles(const KUrl::List& urls);
  49
  50 signals:
  51     /**
  52      * This signal gets emitted if the metadata for the set file was changed on the
  53      * outside. NOT IMPLEMENTED YET.
  54      */
  55     void metaDataChanged();
  56
  57 private Q_SLOTS:
  58     void slotCommentChanged(const QString&);
  59     void slotRatingChanged(unsigned int rating);
  60     void metadataUpdateDone();
  61     void slotTagClicked( const Nepomuk::Tag& );
  62     void slotLoadingFinished();
  63
  64 protected:
  65     bool eventFilter(QObject* obj, QEvent* event);
  66
  67 private:
  68     class Private;
  69     Private* d;
  70 };
  71
  72 #endif