src/panels/filter/filterpanel.h

   1 /***************************************************************************
   2  *   Copyright (C) 2010 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 FILTERPANEL_H
  21 #define FILTERPANEL_H
  22
  23 #include <Nepomuk/Query/Query>
  24 #include <panels/panel.h>
  25
  26 class KJob;
  27
  28 namespace Nepomuk {
  29     namespace Utils {
  30         class FacetWidget;
  31     }
  32 }
  33
  34 /**
  35  * @brief Allows the filtering of search results.
  36  */
  37 class FilterPanel : public Panel
  38 {
  39     Q_OBJECT
  40
  41 public:
  42     FilterPanel(QWidget* parent = 0);
  43     virtual ~FilterPanel();
  44
  45 signals:
  46     void urlActivated(const KUrl& url);
  47
  48 protected:
  49     /** @see Panel::urlChanged() */
  50     virtual bool urlChanged();
  51
  52     /** @see QWidget::showEvent() */
  53     virtual void showEvent(QShowEvent* event);
  54
  55     /** @see QWidget::hideEvent() */
  56     virtual void hideEvent(QHideEvent* event);
  57
  58     /** @see QWidget::contextMenuEvent() */
  59     virtual void contextMenuEvent(QContextMenuEvent* event);
  60
  61 private slots:
  62     void slotSetUrlStatFinished(KJob*);
  63     void slotQueryTermChanged(const Nepomuk::Query::Term& term);
  64
  65 private:
  66     void setQuery(const Nepomuk::Query::Query& query);
  67
  68 private:
  69     bool m_initialized;
  70     KJob* m_lastSetUrlStatJob;
  71
  72     KUrl m_startedFromDir;
  73     Nepomuk::Utils::FacetWidget* m_facetWidget;
  74     Nepomuk::Query::Query m_unfacetedRestQuery;
  75 };
  76
  77 #endif // FILTERPANEL_H