labeledcombo.h

/*
 * SPDX-FileCopyrightText: 2007-2011 Kare Sars <kare.sars@iki .fi>
 *
 * SPDX-License-Identifier: LGPL-2.1-only OR LGPL-3.0-only OR LicenseRef-KDE-Accepted-LGPL
 */
 
#ifndef LABELED_COMBO_H
#define LABELED_COMBO_H
 
#include "ksaneoptionwidget.h"
 
#include <QVariant>
 
class QComboBox;
 
namespace KSaneIface
{
 
/**
 * A label and a combobox.
 */
class LabeledCombo : public KSaneOptionWidget
{
    Q_OBJECT
 
public:
    /**
     * create a label and combobox combination.
     * \param parent parent widget
     * \param label is the lext for the label
     * \param list a stringlist with values the list should contain.
     */
    LabeledCombo(QWidget *parent, const QString &label, const QStringList &list = QStringList());
 
    LabeledCombo(QWidget *parent, KSaneCore::Option *option);
 
    /** This function forwards the request to the QComboBox equivalent */
    QVariant currentData(int role = Qt::UserRole) const;
 
    /** This function forwards the request to the QComboBox equivalent */
    void addItem(const QString &text, const QVariant &userData = QVariant());
 
    /** This function forwards the request to the QComboBox equivalent */
    int count() const;
 
    /** This function forwards the request to the QComboBox equivalent */
    int currentIndex() const;
 
    /**
     * This function is used to read the current string of the combobox
     */
    QString currentText() const;
 
public Q_SLOTS:
 
    /**
     * Add string entries to the combobox
     */
    void addItems(const QStringList &list);
 
    /**
     * Remove all string entries
     */
    void clear();
 
    /**
     * If the given string can be found in the combobox, activate that entry.
     * If not, the entry is not changed.
     */
    void setCurrentText(const QString &);
 
    /**
     * set the current item of the combobox.
     */
    void setCurrentIndex(int);
 
    void setValue(const QVariant &val);
 
private Q_SLOTS:
 
      void emitChangedValue(int index);
 
Q_SIGNALS:
 
    void activated(int);
 
    void valueChanged(const QVariant &value);
 
private:
    void initCombo(const QStringList &list);
 
    QString getStringWithUnitForInteger(int iValue) const;
 
    QString getStringWithUnitForFloat(float iValue) const;
 
    QComboBox   *m_combo;
};
 
}  // NameSpace KSaneIface
 
#endif // LABELED_COMBO_H