qt5base-lts/tools/uilib/properties_p.h
2011-04-27 12:05:52 +02:00

177 lines
6.9 KiB
C++

/****************************************************************************
**
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the Qt Designer of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** 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
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
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**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
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** $QT_END_LICENSE$
**
****************************************************************************/
//
// 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 "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