/****************************************************************************+
−
**+
−
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).+
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** All rights reserved.+
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** Contact: Nokia Corporation (qt-info@nokia.com)+
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**+
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** This file is part of the tools applications of the Qt Toolkit.+
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**+
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** $QT_BEGIN_LICENSE:LGPL$+
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** No Commercial Usage+
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** This file contains pre-release code and may not be distributed.+
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** You may use this file in accordance with the terms and conditions+
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** contained in the Technology Preview License Agreement accompanying+
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** this package.+
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**+
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** GNU Lesser General Public License Usage+
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** Alternatively, this file may be used under the terms of the GNU Lesser+
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** General Public License version 2.1 as published by the Free Software+
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** Foundation and appearing in the file LICENSE.LGPL included in the+
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** packaging of this file.  Please review the following information to+
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** ensure the GNU Lesser General Public License version 2.1 requirements+
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.+
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**+
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** In addition, as a special exception, Nokia gives you certain additional+
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** rights.  These rights are described in the Nokia Qt LGPL Exception+
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.+
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**+
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** If you have questions regarding the use of this file, please contact+
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** Nokia at qt-info@nokia.com.+
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**+
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**+
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**+
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**+
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**+
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**+
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**+
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**+
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** $QT_END_LICENSE$+
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**+
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****************************************************************************/+
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+
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#include "domtool.h"+
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+
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#include <QSizePolicy>+
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#include <QColor>+
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#include <QCursor>+
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#include <QDateTime>+
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#include <QRect>+
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#include <QSize>+
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#include <QFont>+
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#include <QDomElement>+
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#include <QByteArray>+
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#include <QtDebug>+
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+
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QT_BEGIN_NAMESPACE+
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+
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/*+
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  \class DomTool+
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  \brief The DomTool class provides static functions for Qt Designer+
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  and uic.+
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+
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  A collection of static functions used by Resource (part of the+
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  designer) and Uic.+
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+
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*/+
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+
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/*+
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  Returns the contents of property \a name of object \a e as+
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  a variant or the variant passed as \a defValue if the property does+
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  not exist. The \a comment is passed on to the elementToVariant()+
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  function.+
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+
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  \sa hasProperty()+
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*/+
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QVariant DomTool::readProperty(const QDomElement& e, const QString& name, const QVariant& defValue, QString& comment)+
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{+
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    QDomElement n;+
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    for (n = e.firstChild().toElement(); !n.isNull(); n = n.nextSibling().toElement()) {+
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        if (n.tagName() == QLatin1String("property")) {+
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            if (n.attribute(QLatin1String("name")) != name)+
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                continue;+
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            return elementToVariant(n.firstChild().toElement(), defValue, comment);+
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        }+
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    }+
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    return defValue;+
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}+
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+
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+
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/*+
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  \overload+
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 */+
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QVariant DomTool::readProperty(const QDomElement& e, const QString& name, const QVariant& defValue)+
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{+
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    QString comment;+
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    return readProperty(e, name, defValue, comment);+
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}+
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+
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/*+
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  Returns whether object \a e defines property \a name or not.+
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+
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  \sa readProperty()+
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 */+
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bool DomTool::hasProperty(const QDomElement& e, const QString& name)+
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{+
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    QDomElement n;+
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    for (n = e.firstChild().toElement(); !n.isNull(); n = n.nextSibling().toElement()) {+
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        if (n.tagName() == QLatin1String("property")) {+
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            if (n.attribute(QLatin1String("name")) != name)+
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                continue;+
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            return true;+
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        }+
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    }+
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    return false;+
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}+
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+
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/*+
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    Returns a list of the names of the properties of the given \a type+
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    found in the element \a e.+
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*/+
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QStringList DomTool::propertiesOfType(const QDomElement& e, const QString& type)+
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{+
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    QStringList result;+
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    QDomElement n;+
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    for (n = e.firstChild().toElement(); !n.isNull(); n = n.nextSibling().toElement()) {+
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        if (n.tagName() == QLatin1String("property")) {+
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            QDomElement n2 = n.firstChild().toElement();+
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            if (n2.tagName() == type)+
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                result += n.attribute(QLatin1String("name"));+
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        }+
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    }+
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    return result;+
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}+
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+
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+
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/*+
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    \overload+
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*/+
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QVariant DomTool::elementToVariant(const QDomElement& e, const QVariant& defValue)+
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{+
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    QString dummy;+
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    return elementToVariant(e, defValue, dummy);+
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}+
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+
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/*+
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  Interprets element \a e as a variant and returns the result of the+
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  interpretation, extracting the data as a text element is the \a+
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  comment matches the tag name. If the interpretation fails the \a+
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  defValue is returned instead.+
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 */+
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QVariant DomTool::elementToVariant(const QDomElement& e, const QVariant& defValue, QString &comment)+
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{+
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    Q_UNUSED(defValue);+
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+
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    QVariant v;+
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    Variant var;+
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+
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    if (e.tagName() == QLatin1String("rect")) {+
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        QDomElement n3 = e.firstChild().toElement();+
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        int x = 0, y = 0, w = 0, h = 0;+
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        while (!n3.isNull()) {+
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            if (n3.tagName() == QLatin1String("x"))+
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                x = n3.firstChild().toText().data().toInt();+
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            else if (n3.tagName() == QLatin1String("y"))+
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                y = n3.firstChild().toText().data().toInt();+
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            else if (n3.tagName() == QLatin1String("width"))+
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                w = n3.firstChild().toText().data().toInt();+
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            else if (n3.tagName() == QLatin1String("height"))+
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                h = n3.firstChild().toText().data().toInt();+
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            n3 = n3.nextSibling().toElement();+
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        }+
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        var.createRect(x, y, w, h);+
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        qVariantSetValue(v, var);+
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    } else if (e.tagName() == QLatin1String("point")) {+
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        QDomElement n3 = e.firstChild().toElement();+
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        int x = 0, y = 0;+
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        while (!n3.isNull()) {+
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            if (n3.tagName() == QLatin1String("x"))+
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                x = n3.firstChild().toText().data().toInt();+
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            else if (n3.tagName() == QLatin1String("y"))+
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                y = n3.firstChild().toText().data().toInt();+
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            n3 = n3.nextSibling().toElement();+
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        }+
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        var.createPoint(x,y);+
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        qVariantSetValue(v, var);+
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    } else if (e.tagName() == QLatin1String("size")) {+
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        QDomElement n3 = e.firstChild().toElement();+
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        int w = 0, h = 0;+
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        while (!n3.isNull()) {+
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            if (n3.tagName() == QLatin1String("width"))+
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                w = n3.firstChild().toText().data().toInt();+
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            else if (n3.tagName() == QLatin1String("height"))+
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                h = n3.firstChild().toText().data().toInt();+
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            n3 = n3.nextSibling().toElement();+
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        }+
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        var.createSize(w, h);+
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        qVariantSetValue(v, var);+
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    } else if (e.tagName() == QLatin1String("color")) {+
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        var.color = readColor(e);+
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        qVariantSetValue(v, var);+
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    } else if (e.tagName() == QLatin1String("font")) {+
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        QDomElement n3 = e.firstChild().toElement();+
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        Font f;+
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        f.init();+
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        while (!n3.isNull()) {+
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            if (n3.tagName() == QLatin1String("family"))+
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                f.family = qstrdup(n3.firstChild().toText().data().toLatin1());+
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            else if (n3.tagName() == QLatin1String("pointsize"))+
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                f.pointsize = n3.firstChild().toText().data().toInt();+
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            else if (n3.tagName() == QLatin1String("bold"))+
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                f.bold = n3.firstChild().toText().data().toInt();+
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            else if (n3.tagName() == QLatin1String("italic"))+
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                f.italic = n3.firstChild().toText().data().toInt();+
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            else if (n3.tagName() == QLatin1String("underline"))+
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                f.underline = n3.firstChild().toText().data().toInt();+
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            else if (n3.tagName() == QLatin1String("strikeout"))+
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                f.strikeout = n3.firstChild().toText().data().toInt();+
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            n3 = n3.nextSibling().toElement();+
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        }+
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        var.font = f;+
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        qVariantSetValue(v, var);+
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    } else if (e.tagName() == QLatin1String("string")) {+
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        v = QVariant(e.firstChild().toText().data());+
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        QDomElement n = e;+
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        n = n.nextSibling().toElement();+
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        if (n.tagName() == QLatin1String("comment"))+
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            comment = n.firstChild().toText().data();+
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    } else if (e.tagName() == QLatin1String("cstring")) {+
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        v = QVariant(e.firstChild().toText().data().toAscii());+
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    } else if (e.tagName() == QLatin1String("number")) {+
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        bool ok = true;+
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        v = QVariant(e.firstChild().toText().data().toInt(&ok));+
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        if (!ok)+
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            v = QVariant(e.firstChild().toText().data().toDouble());+
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    } else if (e.tagName() == QLatin1String("bool")) {+
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        QString t = e.firstChild().toText().data();+
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        v = QVariant(t == QLatin1String("true") || t == QLatin1String("1"));+
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    } else if (e.tagName() == QLatin1String("pixmap")) {+
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        v = QVariant(e.firstChild().toText().data());+
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    } else if (e.tagName() == QLatin1String("iconset")) {+
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        v = QVariant(e.firstChild().toText().data());+
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    } else if (e.tagName() == QLatin1String("image")) {+
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        v = QVariant(e.firstChild().toText().data());+
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    } else if (e.tagName() == QLatin1String("enum")) {+
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        v = QVariant(e.firstChild().toText().data());+
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    } else if (e.tagName() == QLatin1String("set")) {+
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        v = QVariant(e.firstChild().toText().data());+
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    } else if (e.tagName() == QLatin1String("sizepolicy")) {+
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        QDomElement n3 = e.firstChild().toElement();+
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        var.createSizePolicy();+
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        while (!n3.isNull()) {+
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            if (n3.tagName() == QLatin1String("hsizetype"))+
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                var.sizePolicy.hsizetype = n3.firstChild().toText().data().toInt();+
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            else if (n3.tagName() == QLatin1String("vsizetype"))+
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                var.sizePolicy.vsizetype = n3.firstChild().toText().data().toInt();+
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            else if (n3.tagName() == QLatin1String("horstretch"))+
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                var.sizePolicy.horstretch = n3.firstChild().toText().data().toInt();+
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            else if (n3.tagName() == QLatin1String("verstretch"))+
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                var.sizePolicy.verstretch = n3.firstChild().toText().data().toInt();+
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            n3 = n3.nextSibling().toElement();+
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        }+
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        qVariantSetValue(v, var);+
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    } else if (e.tagName() == QLatin1String("cursor")) {+
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        var.createCursor(e.firstChild().toText().data().toInt());+
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        qVariantSetValue(v, var);+
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    } else if (e.tagName() == QLatin1String("stringlist")) {+
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        QStringList lst;+
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        QDomElement n;+
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        for (n = e.firstChild().toElement(); !n.isNull(); n = n.nextSibling().toElement())+
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            lst << n.firstChild().toText().data();+
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        v = QVariant(lst);+
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    } else if (e.tagName() == QLatin1String("date")) {+
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        QDomElement n3 = e.firstChild().toElement();+
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        int y, m, d;+
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        y = m = d = 0;+
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        while (!n3.isNull()) {+
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            if (n3.tagName() == QLatin1String("year"))+
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                y = n3.firstChild().toText().data().toInt();+
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            else if (n3.tagName() == QLatin1String("month"))+
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                m = n3.firstChild().toText().data().toInt();+
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            else if (n3.tagName() == QLatin1String("day"))+
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                d = n3.firstChild().toText().data().toInt();+
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            n3 = n3.nextSibling().toElement();+
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        }+
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        v = QVariant(QDate(y, m, d));+
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    } else if (e.tagName() == QLatin1String("time")) {+
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        QDomElement n3 = e.firstChild().toElement();+
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        int h, m, s;+
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        h = m = s = 0;+
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        while (!n3.isNull()) {+
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            if (n3.tagName() == QLatin1String("hour"))+
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                h = n3.firstChild().toText().data().toInt();+
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            else if (n3.tagName() == QLatin1String("minute"))+
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                m = n3.firstChild().toText().data().toInt();+
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            else if (n3.tagName() == QLatin1String("second"))+
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                s = n3.firstChild().toText().data().toInt();+
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            n3 = n3.nextSibling().toElement();+
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        }+
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        v = QVariant(QTime(h, m, s));+
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    } else if (e.tagName() == QLatin1String("datetime")) {+
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        QDomElement n3 = e.firstChild().toElement();+
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        int h, mi, s, y, mo, d ;+
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        h = mi = s = y = mo = d = 0;+
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        while (!n3.isNull()) {+
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            if (n3.tagName() == QLatin1String("hour"))+
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                h = n3.firstChild().toText().data().toInt();+
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            else if (n3.tagName() == QLatin1String("minute"))+
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                mi = n3.firstChild().toText().data().toInt();+
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            else if (n3.tagName() == QLatin1String("second"))+
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                s = n3.firstChild().toText().data().toInt();+
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            else if (n3.tagName() == QLatin1String("year"))+
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                y = n3.firstChild().toText().data().toInt();+
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            else if (n3.tagName() == QLatin1String("month"))+
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                mo = n3.firstChild().toText().data().toInt();+
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            else if (n3.tagName() == QLatin1String("day"))+
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                d = n3.firstChild().toText().data().toInt();+
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            n3 = n3.nextSibling().toElement();+
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        }+
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        v = QVariant(QDateTime(QDate(y, mo, d), QTime(h, mi, s)));+
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    }+
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+
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    return v;+
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}+
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+
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+
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/*  Returns the color which is returned in the dom element \a e.+
−
 */+
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+
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Color DomTool::readColor(const QDomElement &e)+
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{+
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    QDomElement n = e.firstChild().toElement();+
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    int r= 0, g = 0, b = 0;+
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    while (!n.isNull()) {+
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        if (n.tagName() == QLatin1String("red"))+
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            r = n.firstChild().toText().data().toInt();+
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        else if (n.tagName() == QLatin1String("green"))+
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            g = n.firstChild().toText().data().toInt();+
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        else if (n.tagName() == QLatin1String("blue"))+
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            b = n.firstChild().toText().data().toInt();+
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        n = n.nextSibling().toElement();+
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    }+
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+
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    Color c;+
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    c.init(r, g, b);+
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    return c;+
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}+
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+
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/*+
−
  Returns the contents of attribute \a name of object \a e as+
−
  a variant or the variant passed as \a defValue if the attribute does+
−
  not exist. The \a comment is passed to the elementToVariant()+
−
  function.+
−
+
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  \sa hasAttribute()+
−
 */+
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QVariant DomTool::readAttribute(const QDomElement& e, const QString& name, const QVariant& defValue, QString& comment)+
−
{+
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    QDomElement n;+
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    for (n = e.firstChild().toElement(); !n.isNull(); n = n.nextSibling().toElement()) {+
−
        if (n.tagName() == QLatin1String("attribute")) {+
−
            if (n.attribute(QLatin1String("name")) != name)+
−
                continue;+
−
            return elementToVariant(n.firstChild().toElement(), defValue, comment);+
−
        }+
−
    }+
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    return defValue;+
−
}+
−
+
−
/*+
−
  \overload+
−
*/+
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QVariant DomTool::readAttribute(const QDomElement& e, const QString& name, const QVariant& defValue)+
−
{+
−
    QString comment;+
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    return readAttribute(e, name, defValue, comment);+
−
}+
−
+
−
/*+
−
  Returns whether object \a e defines attribute \a name or not.+
−
+
−
  \sa readAttribute()+
−
 */+
−
bool DomTool::hasAttribute(const QDomElement& e, const QString& name)+
−
{+
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    QDomElement n;+
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    for (n = e.firstChild().toElement(); !n.isNull(); n = n.nextSibling().toElement()) {+
−
        if (n.tagName() == QLatin1String("attribute")) {+
−
            if (n.attribute(QLatin1String("name")) != name)+
−
                continue;+
−
            return true;+
−
        }+
−
    }+
−
    return false;+
−
}+
−
+
−
static bool toBool(const QString& s)+
−
{+
−
    return s == QLatin1String("true") || s.toInt() != 0;+
−
}+
−
+
−
static double versionToDouble(QString version)+
−
{+
−
    version = version.trimmed();+
−
+
−
    if (version.isEmpty())+
−
        return 0.0;+
−
+
−
    bool decpt = false;+
−
    QString num_str;+
−
    for (int i = 0; i < version.size(); ++i) {+
−
        char c = version.at(i).toAscii();+
−
        if ((c < '0' || c > '9') && c != '.')+
−
            break;+
−
        if (c == '.') {+
−
            if (decpt)+
−
                break;+
−
            decpt = true;+
−
        }+
−
        num_str.append(QLatin1Char(c));+
−
    }+
−
+
−
    return num_str.toDouble();+
−
}+
−
+
−
/*+
−
    \internal+
−
+
−
    Convert Qt 2.x format to Qt 3.x format if necessary.+
−
*/+
−
void DomTool::fixDocument(QDomDocument& doc)+
−
{+
−
    QDomElement e;+
−
    QDomNode n;+
−
    QDomNodeList nl;+
−
    int i = 0;+
−
+
−
    e = doc.firstChild().toElement();+
−
    if (e.tagName() != QLatin1String("UI"))+
−
        return;+
−
+
−
    // rename classes and properties+
−
    double version = versionToDouble(e.attribute(QLatin1String("version")));+
−
+
−
    nl = e.childNodes();+
−
    fixAttributes(nl, version);+
−
+
−
    // 3.x don't do anything more+
−
    if (version >= 3.0)+
−
        return;+
−
+
−
    // in versions smaller than 3.0 we need to change more+
−
+
−
    e.setAttribute(QLatin1String("version"), 3.0);+
−
    e.setAttribute(QLatin1String("stdsetdef"), 1);+
−
    nl = e.elementsByTagName(QLatin1String("property"));+
−
    for (i = 0; i <  (int) nl.length(); i++) {+
−
        e = nl.item(i).toElement();+
−
        QString name;+
−
        QDomElement n2 = e.firstChild().toElement();+
−
        if (n2.tagName() == QLatin1String("name")) {+
−
            name = n2.firstChild().toText().data();+
−
            if (name == QLatin1String("resizeable"))+
−
                e.setAttribute(QLatin1String("name"), QLatin1String("resizable"));+
−
            else+
−
                e.setAttribute(QLatin1String("name"), name);+
−
            e.removeChild(n2);+
−
        }+
−
        bool stdset = toBool(e.attribute(QLatin1String("stdset")));+
−
        if (stdset || name == QLatin1String("toolTip") || name == QLatin1String("whatsThis") ||+
−
             name == QLatin1String("buddy") ||+
−
             e.parentNode().toElement().tagName() == QLatin1String("item") ||+
−
             e.parentNode().toElement().tagName() == QLatin1String("spacer") ||+
−
             e.parentNode().toElement().tagName() == QLatin1String("column")+
−
            )+
−
            e.removeAttribute(QLatin1String("stdset"));+
−
        else+
−
            e.setAttribute(QLatin1String("stdset"), 0);+
−
    }+
−
+
−
    nl = doc.elementsByTagName(QLatin1String("attribute"));+
−
    for (i = 0; i <  (int) nl.length(); i++) {+
−
        e = nl.item(i).toElement();+
−
        QString name;+
−
        QDomElement n2 = e.firstChild().toElement();+
−
        if (n2.tagName() == QLatin1String("name")) {+
−
            name = n2.firstChild().toText().data();+
−
            e.setAttribute(QLatin1String("name"), name);+
−
            e.removeChild(n2);+
−
        }+
−
    }+
−
+
−
    nl = doc.elementsByTagName(QLatin1String("image"));+
−
    for (i = 0; i <  (int) nl.length(); i++) {+
−
        e = nl.item(i).toElement();+
−
        QString name;+
−
        QDomElement n2 = e.firstChild().toElement();+
−
        if (n2.tagName() == QLatin1String("name")) {+
−
            name = n2.firstChild().toText().data();+
−
            e.setAttribute(QLatin1String("name"), name);+
−
            e.removeChild(n2);+
−
        }+
−
    }+
−
+
−
    nl = doc.elementsByTagName(QLatin1String("widget"));+
−
    for (i = 0; i <  (int) nl.length(); i++) {+
−
        e = nl.item(i).toElement();+
−
        QString name;+
−
        QDomElement n2 = e.firstChild().toElement();+
−
        if (n2.tagName() == QLatin1String("class")) {+
−
            name = n2.firstChild().toText().data();+
−
            e.setAttribute(QLatin1String("class"), name);+
−
            e.removeChild(n2);+
−
        }+
−
    }+
−
+
−
}+
−
+
−
struct widgetName {+
−
    widgetName(double v, QString b, QString a)+
−
        : version(v), before(b), after(a) {}+
−
    double version;+
−
    QString before;+
−
    QString after;+
−
};+
−
+
−
struct propertyName : public widgetName {+
−
    propertyName(double v, QString b, QString a, QString c = QString())+
−
        : widgetName(v, b, a), clss(c) {}+
−
    QString clss;+
−
};+
−
+
−
const int widgs = 1;+
−
widgetName widgetTable[1] = {+
−
    widgetName(3.3, QLatin1String("before"), QLatin1String("after")),+
−
};+
−
+
−
const int props = 1;+
−
propertyName propertyTable[1] = {+
−
    propertyName(3.0, QLatin1String("resizeable"), QLatin1String("resizable")), // we need to fix a spelling error in 3.0+
−
};+
−
+
−
/*+
−
    \internal+
−
*/+
−
void DomTool::fixAttributes(QDomNodeList &nodes, double version)+
−
{+
−
    QDomNode n;+
−
    QDomNodeList nl;+
−
    for (int i = 0; i < (int) nodes.count(); ++i) {+
−
        n = nodes.item(i);+
−
        fixAttribute(n, version);+
−
        nl = n.childNodes();+
−
        fixAttributes(nl, version);+
−
    }+
−
}+
−
+
−
/*+
−
    \internal+
−
*/+
−
void DomTool::fixAttribute(QDomNode &node, double version)+
−
{+
−
    QString tagName =  node.toElement().tagName();+
−
    if (tagName == QLatin1String("widget")) {+
−
        QString clss = node.toElement().attribute(QLatin1String("class"));+
−
        for (int i = 0; i < widgs; ++i)+
−
            if ((version < widgetTable[i].version)+
−
                 && (clss == widgetTable[i].before)) {+
−
                node.toElement().setAttribute(QLatin1String("class"), propertyTable[i].after);+
−
                return;+
−
            }+
−
        return;+
−
    }+
−
    if (tagName == QLatin1String("property")) {+
−
        QDomElement e = node.parentNode().toElement();+
−
        QString clss = e.attribute(QLatin1String("class"));+
−
        QString name = node.toElement().attribute(QLatin1String("name"), QLatin1String(""));+
−
        for (int i = 0; i < props; ++i)+
−
            if ((version < propertyTable[i].version)+
−
                 && (clss == propertyTable[i].clss)+
−
                 && (propertyTable[i].before.isNull()+
−
                      || name == propertyTable[i].before)) {+
−
                node.toElement().setAttribute(QLatin1String("name"), propertyTable[i].after);+
−
                return;+
−
            }+
−
    }+
−
}+
−
+
−
QT_END_NAMESPACE+
−