/****************************************************************************

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** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).

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** This file is part of the Qt Designer of the Qt Toolkit.

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** contained in the Technology Preview License Agreement accompanying

** this package.

**

** 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

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** ensure the GNU Lesser General Public License version 2.1 requirements

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** $QT_END_LICENSE$

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****************************************************************************/

//

//  W A R N I N G

//  -------------

//

// This file is not part of the Qt API.  It exists for the convenience

// of Qt Designer.  This header

// file may change from version to version without notice, or even be removed.

//

// We mean it.

//

#ifndef UILIBPROPERTIES_H

#define UILIBPROPERTIES_H

#include <QtDesigner/uilib_global.h>

#include <QtCore/QObject>

#include <QtCore/QMetaProperty>

#include <QtCore/QLocale>

#include <QtCore/QCoreApplication>

#include <QtGui/QWidget>

#include "formbuilderextra_p.h"

QT_BEGIN_NAMESPACE

#ifdef QFORMINTERNAL_NAMESPACE

namespace QFormInternal

{

#endif

class QAbstractFormBuilder;

class DomProperty;

QDESIGNER_UILIB_EXPORT DomProperty *variantToDomProperty(QAbstractFormBuilder *abstractFormBuilder, const QMetaObject *meta, const QString &propertyName, const QVariant &value);

QDESIGNER_UILIB_EXPORT QVariant domPropertyToVariant(const DomProperty *property);

QDESIGNER_UILIB_EXPORT QVariant domPropertyToVariant(QAbstractFormBuilder *abstractFormBuilder, const QMetaObject *meta, const  DomProperty *property);

// This class exists to provide meta information

// for enumerations only.

class QAbstractFormBuilderGadget: public QWidget

{

    Q_OBJECT

    Q_PROPERTY(Qt::ItemFlags itemFlags READ fakeItemFlags)

    Q_PROPERTY(Qt::CheckState checkState READ fakeCheckState)

    Q_PROPERTY(Qt::Alignment textAlignment READ fakeAlignment)

    Q_PROPERTY(Qt::Orientation orientation READ fakeOrientation)

    Q_PROPERTY(QSizePolicy::Policy sizeType READ fakeSizeType)

    Q_PROPERTY(QPalette::ColorRole colorRole READ fakeColorRole)

    Q_PROPERTY(QPalette::ColorGroup colorGroup READ fakeColorGroup)

    Q_PROPERTY(QFont::StyleStrategy styleStrategy READ fakeStyleStrategy)

    Q_PROPERTY(Qt::CursorShape cursorShape READ fakeCursorShape)

    Q_PROPERTY(Qt::BrushStyle brushStyle READ fakeBrushStyle)

    Q_PROPERTY(Qt::ToolBarArea toolBarArea READ fakeToolBarArea)

    Q_PROPERTY(QGradient::Type gradientType READ fakeGradientType)

    Q_PROPERTY(QGradient::Spread gradientSpread READ fakeGradientSpread)

    Q_PROPERTY(QGradient::CoordinateMode gradientCoordinate READ fakeGradientCoordinate)

    Q_PROPERTY(QLocale::Language language READ fakeLanguage)

    Q_PROPERTY(QLocale::Country country READ fakeCountry)

public:

    QAbstractFormBuilderGadget() { Q_ASSERT(0); }

    Qt::Orientation fakeOrientation() const     { Q_ASSERT(0); return Qt::Horizontal; }

    QSizePolicy::Policy fakeSizeType() const    { Q_ASSERT(0); return QSizePolicy::Expanding; }

    QPalette::ColorGroup fakeColorGroup() const { Q_ASSERT(0); return static_cast<QPalette::ColorGroup>(0); }

    QPalette::ColorRole fakeColorRole() const   { Q_ASSERT(0); return static_cast<QPalette::ColorRole>(0); }

    QFont::StyleStrategy fakeStyleStrategy() const     { Q_ASSERT(0); return QFont::PreferDefault; }

    Qt::CursorShape fakeCursorShape() const     { Q_ASSERT(0); return Qt::ArrowCursor; }

    Qt::BrushStyle fakeBrushStyle() const       { Q_ASSERT(0); return Qt::NoBrush; }

    Qt::ToolBarArea fakeToolBarArea() const {  Q_ASSERT(0); return Qt::NoToolBarArea; }

    QGradient::Type fakeGradientType() const    { Q_ASSERT(0); return QGradient::NoGradient; }

    QGradient::Spread fakeGradientSpread() const  { Q_ASSERT(0); return QGradient::PadSpread; }

    QGradient::CoordinateMode fakeGradientCoordinate() const  { Q_ASSERT(0); return QGradient::LogicalMode; }

    QLocale::Language fakeLanguage() const  { Q_ASSERT(0); return QLocale::C; }

    QLocale::Country fakeCountry() const  { Q_ASSERT(0); return QLocale::AnyCountry; }

    Qt::ItemFlags fakeItemFlags() const         { Q_ASSERT(0); return Qt::NoItemFlags; }

    Qt::CheckState fakeCheckState() const       { Q_ASSERT(0); return Qt::Unchecked; }

    Qt::Alignment fakeAlignment() const         { Q_ASSERT(0); return Qt::AlignLeft; }

};

// Convert key to value for a given QMetaEnum

template <class EnumType>

inline EnumType enumKeyToValue(const QMetaEnum &metaEnum,const char *key, const EnumType* = 0)

{

    int val = metaEnum.keyToValue(key);

    if (val == -1) {

        uiLibWarning(QCoreApplication::translate("QFormBuilder", "The enumeration-value '%1' is invalid. The default value '%2' will be used instead.")

                    .arg(QString::fromUtf8(key)).arg(QString::fromUtf8(metaEnum.key(0))));

        val = metaEnum.value(0);

    }

    return static_cast<EnumType>(val);

}

// Convert keys to value for a given QMetaEnum

template <class EnumType>

inline EnumType enumKeysToValue(const QMetaEnum &metaEnum,const char *keys, const EnumType* = 0)

{

    int val = metaEnum.keysToValue(keys);

    if (val == -1) {

        uiLibWarning(QCoreApplication::translate("QFormBuilder", "The flag-value '%1' is invalid. Zero will be used instead.")

                    .arg(QString::fromUtf8(keys)));

        val = 0;

    }

    return static_cast<EnumType>(QFlag(val));

}

// Access meta enumeration object of a qobject

template <class QObjectType>

inline QMetaEnum metaEnum(const char *name, const QObjectType* = 0)

{

    const int e_index = QObjectType::staticMetaObject.indexOfProperty(name);

    Q_ASSERT(e_index != -1);

    return QObjectType::staticMetaObject.property(e_index).enumerator();

}

// Convert key to value for enumeration by name

template <class QObjectType, class EnumType>

inline EnumType enumKeyOfObjectToValue(const char *enumName, const char *key, const QObjectType* = 0, const EnumType* = 0)

{

    const QMetaEnum me = metaEnum<QObjectType>(enumName);

    return enumKeyToValue<EnumType>(me, key);

}

#ifdef QFORMINTERNAL_NAMESPACE

}

#endif

QT_END_NAMESPACE

#endif // UILIBPROPERTIES_H