/****************************************************************************
**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** 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
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** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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** rights.  These rights are described in the Digia Qt LGPL Exception
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****************************************************************************/

import QtQuick 2.1
import QtQuick.Controls 1.0 as Controls
import QtQuick.Layouts 1.0

Row {

    id: buttonRow

    property bool exclusive: false

    property int initalChecked: 0

    property int checkedIndex: -1

    onCheckedIndexChanged: {
        __checkButton(checkedIndex)
    }

    signal toggled (int index, bool checked)

    Component.onCompleted: {
        if (exclusive) {
            checkedIndex = initalChecked
            __checkButton(checkedIndex)
        }
    }

    function __checkButton(index) {

        if (buttonRow.exclusive) {
            for (var i = 0; i < buttonRow.children.length; i++) {

                if (i !== index) {
                    if (buttonRow.children[i].checked) {
                        buttonRow.children[i].checked = false
                    }
                }
            }

            buttonRow.children[index].checked = true
            buttonRow.checkedIndex = index
        } else {
            buttonRow.children[index].checked = true
        }

    }

    function __unCheckButton(index) {
        if (buttonRow.exclusive) {
            //nothing
        } else {
            buttonRow.children[index].checked = false
        }
    }

}