/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
****************************************************************************/

#include "textfieldcombobox.h"

#include "qtcassert.h"

namespace Utils {

/*!
    \class Utils::TextFieldComboBox
    \brief The TextFieldComboBox class is a non-editable combo box for text
    editing purposes that plays with \c QWizard::registerField (providing a
    settable 'text' property).

    Allows for a separation of values to be used for wizard fields replacement
    and display texts.
*/

TextFieldComboBox::TextFieldComboBox(QWidget *parent) :
    QComboBox(parent)
{
    setEditable(false);
    connect(this, QOverload<int>::of(&QComboBox::currentIndexChanged),
            this, &TextFieldComboBox::slotCurrentIndexChanged);
}

QString TextFieldComboBox::text() const
{
    return valueAt(currentIndex());
}

void TextFieldComboBox::setText(const QString &s)
{
    const int index = findData(QVariant(s), Qt::UserRole);
    if (index != -1 && index != currentIndex())
        setCurrentIndex(index);
}

void TextFieldComboBox::slotCurrentIndexChanged(int i)
{
    emit text4Changed(valueAt(i));
}

void TextFieldComboBox::setItems(const QStringList &displayTexts,
                                 const QStringList &values)
{
    QTC_ASSERT(displayTexts.size() == values.size(), return);
    clear();
    addItems(displayTexts);
    const int count = values.count();
    for (int i = 0; i < count; i++)
        setItemData(i, QVariant(values.at(i)), Qt::UserRole);
}

QString TextFieldComboBox::valueAt(int i) const
{
    return i >= 0 && i < count() ? itemData(i, Qt::UserRole).toString() : QString();
}

} // namespace Utils
