src/search/dolphinsearchoptionsconfigurator.h

   1 /***************************************************************************
   2  *   Copyright (C) 2009 by Peter Penz <peter.penz@gmx.at>                  *
   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 DOLPHINSEARCHOPTIONSCONFIGURATOR_H
  21 #define DOLPHINSEARCHOPTIONSCONFIGURATOR_H
  22
  23 #include <QList>
  24 #include <QWidget>
  25
  26 class KComboBox;
  27 class SearchCriterionSelector;
  28 class QPushButton;
  29 class QVBoxLayout;
  30
  31 /**
  32  * @brief Allows the user to configure a search query for Nepomuk.
  33  */
  34 class DolphinSearchOptionsConfigurator : public QWidget
  35 {
  36     Q_OBJECT
  37
  38 public:
  39     DolphinSearchOptionsConfigurator(QWidget* parent = 0);
  40     virtual ~DolphinSearchOptionsConfigurator();
  41
  42 signals:
  43     void searchOptionsChanged(const QString& options);
  44
  45 protected:
  46     virtual void showEvent(QShowEvent* event);
  47
  48 private slots:
  49     void slotAddSelectorButtonClicked();
  50
  51     void slotCriterionChanged();
  52
  53     void removeCriterion();
  54
  55     /**
  56      * Updates the 'enabled' property of the selector button
  57      * dependent from the number of existing selectors.
  58      */
  59     void updateSelectorButton();
  60
  61     /**
  62      * Saves the current query by adding it as Places entry.
  63      */
  64     void saveQuery();
  65
  66 private:
  67     /**
  68      * Adds the new search description selector to the bottom
  69      * of the layout.
  70      */
  71     void addCriterion(SearchCriterionSelector* selector);
  72
  73 private:
  74     bool m_initialized;
  75     KComboBox* m_searchFromBox;
  76     KComboBox* m_searchWhatBox;
  77     QPushButton* m_addSelectorButton;
  78     QVBoxLayout* m_vBoxLayout;
  79     QList<SearchCriterionSelector*> m_criterions;
  80 };
  81
  82 #endif