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/***************************************************************************
* 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 DOLPHINSEARCHOPTIONSCONFIGURATOR_H
#define DOLPHINSEARCHOPTIONSCONFIGURATOR_H
#include <QList>
#include <QWidget>
class KComboBox;
class SearchCriterionSelector;
class QPushButton;
class QVBoxLayout;
/**
* @brief Allows the user to configure a search query for Nepomuk.
*/
class DolphinSearchOptionsConfigurator : public QWidget
{
Q_OBJECT
public:
DolphinSearchOptionsConfigurator(QWidget* parent = 0);
virtual ~DolphinSearchOptionsConfigurator();
/**
* Returns the configured options as compliant
* string that may be used as input for a nepomuk:/-URI.
*/
QString options() const;
signals:
void searchOptionsChanged(const QString& options);
protected:
virtual void showEvent(QShowEvent* event);
private slots:
void slotAddSelectorButtonClicked();
void emitSearchOptionsChanged();
void removeCriterion();
/**
* Updates the 'enabled' property of the selector button
* dependent from the number of existing selectors.
*/
void updateSelectorButton();
/**
* Saves the current query by adding it as Places entry.
*/
void saveQuery();
private:
/**
* Adds the new search description selector to the bottom
* of the layout.
*/
void addCriterion(SearchCriterionSelector* selector);
private:
bool m_initialized;
KComboBox* m_searchFromBox;
KComboBox* m_searchWhatBox;
QPushButton* m_addSelectorButton;
QVBoxLayout* m_vBoxLayout;
QList<SearchCriterionSelector*> m_criterions;
};
#endif
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