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/***************************************************************************
* Copyright (C) 2009 by Adam Kidder <[email protected]> *
* Copyright (C) 2009 by Peter Penz <[email protected]> *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA *
***************************************************************************/
#ifndef SEARCHCRITERIONSELECTOR_H
#define SEARCHCRITERIONSELECTOR_H
#include <QList>
#include <QString>
#include <QWidget>
#define DISABLE_NEPOMUK_LEGACY
#include <nepomuk/term.h>
#include <search/searchcriteriondescription.h>
class SearchCriterionValue;
class QComboBox;
class QHBoxLayout;
class QPushButton;
class ValueWidget;
/**
* @brief Allows the user to select a search criterion.
* The widget represents one row of the DolphinSearchOptionsConfigurator.
* Example: [File Size] [greater than] [10] [Byte]
*
* @see DolphinSearchOptionsConfigurator.
*/
class SearchCriterionSelector : public QWidget
{
Q_OBJECT
public:
enum Type { Date, Size, Tag, Rating };
SearchCriterionSelector(Type type, QWidget* parent = 0);
virtual ~SearchCriterionSelector();
/** Returns the query-term for the criterion. */
Nepomuk::Query::Term queryTerm() const;
Type type() const;
signals:
/**
* Is emitted if the criterion selector should be removed
* because the user clicked the "Remove" button.
*/
void removeCriterion();
/** Is emitted if the user has changed the search criterion. */
void criterionChanged();
private slots:
void slotDescriptionChanged(int index);
void slotComparatorChanged(int index);
private:
/**
* Creates all available search criterion descriptions m_descriptions
* and adds them into the combobox m_descriptionsBox.
*/
void createDescriptions();
private:
QHBoxLayout* m_layout;
QComboBox* m_descriptionsBox; // has items like "File Size", "Date Modified", ...
QComboBox* m_comparatorBox; // has items like "greater than", "less than", ...
SearchCriterionValue* m_valueWidget; // contains the value of a file size or a date
QPushButton* m_removeButton; // requests a removing of the search criterion instance
QList<SearchCriterionDescription> m_descriptions;
};
#endif // SEARCHCRITERIONSELECTOR_H
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