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/**************************************************************************** |
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** |
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** Copyright (C) 2012 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 QtCore module of the Qt Toolkit. |
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** |
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** $QT_BEGIN_LICENSE:LGPL$ |
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** GNU Lesser General Public License Usage |
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** This file may be used under the terms of the GNU Lesser General Public |
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** License version 2.1 as published by the Free Software Foundation and |
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** appearing in the file LICENSE.LGPL included in the packaging of this |
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** file. Please review the following information to ensure the GNU Lesser |
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** General Public License version 2.1 requirements will be met: |
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** 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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** GNU General Public License Usage |
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** Alternatively, this file may be used under the terms of the GNU General |
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** Public License version 3.0 as published by the Free Software Foundation |
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** and appearing in the file LICENSE.GPL included in the packaging of this |
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** file. Please review the following information to ensure the GNU General |
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** Public License version 3.0 requirements will be met: |
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** http://www.gnu.org/copyleft/gpl.html. |
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** |
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** Other Usage |
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** Alternatively, this file may be used in accordance with the terms and |
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** conditions contained in a signed written agreement between you and Nokia. |
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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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#ifndef QMETATYPE_H |
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#define QMETATYPE_H |
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|
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#include <QtCore/qglobal.h> |
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#include <QtCore/qatomic.h> |
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|
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#ifndef QT_NO_DATASTREAM |
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#include <QtCore/qdatastream.h> |
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#endif |
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|
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#ifdef Bool |
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#error qmetatype.h must be included before any header file that defines Bool |
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#endif |
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|
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QT_BEGIN_HEADER |
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|
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QT_BEGIN_NAMESPACE |
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|
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QT_MODULE(Core) |
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|
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class Q_CORE_EXPORT QMetaType { |
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public: |
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enum Type { |
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// these are merged with QVariant |
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Void = 0, Bool = 1, Int = 2, UInt = 3, LongLong = 4, ULongLong = 5, |
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Double = 6, QChar = 7, QVariantMap = 8, QVariantList = 9, |
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QString = 10, QStringList = 11, QByteArray = 12, |
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QBitArray = 13, QDate = 14, QTime = 15, QDateTime = 16, QUrl = 17, |
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QLocale = 18, QRect = 19, QRectF = 20, QSize = 21, QSizeF = 22, |
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QLine = 23, QLineF = 24, QPoint = 25, QPointF = 26, QRegExp = 27, |
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QVariantHash = 28, QEasingCurve = 29, LastCoreType = QEasingCurve, |
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|
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FirstGuiType = 63 /* QColorGroup */, |
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#ifdef QT3_SUPPORT |
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QColorGroup = 63, |
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#endif |
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QFont = 64, QPixmap = 65, QBrush = 66, QColor = 67, QPalette = 68, |
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QIcon = 69, QImage = 70, QPolygon = 71, QRegion = 72, QBitmap = 73, |
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QCursor = 74, QSizePolicy = 75, QKeySequence = 76, QPen = 77, |
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QTextLength = 78, QTextFormat = 79, QMatrix = 80, QTransform = 81, |
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QMatrix4x4 = 82, QVector2D = 83, QVector3D = 84, QVector4D = 85, |
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QQuaternion = 86, |
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LastGuiType = QQuaternion, |
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|
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FirstCoreExtType = 128 /* VoidStar */, |
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VoidStar = 128, Long = 129, Short = 130, Char = 131, ULong = 132, |
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UShort = 133, UChar = 134, Float = 135, QObjectStar = 136, QWidgetStar = 137, |
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QVariant = 138, |
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LastCoreExtType = QVariant, |
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|
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// This logic must match the one in qglobal.h |
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#if defined(QT_COORD_TYPE) |
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QReal = 0, |
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#elif defined(QT_NO_FPU) || defined(QT_ARCH_ARM) || defined(QT_ARCH_WINDOWSCE) || defined(QT_ARCH_SYMBIAN) |
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QReal = Float, |
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#else |
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QReal = Double, |
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#endif |
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|
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User = 256 |
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}; |
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|
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typedef void (*Destructor)(void *); |
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typedef void *(*Constructor)(const void *); |
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|
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#ifndef QT_NO_DATASTREAM |
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typedef void (*SaveOperator)(QDataStream &, const void *); |
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typedef void (*LoadOperator)(QDataStream &, void *); |
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static void registerStreamOperators(const char *typeName, SaveOperator saveOp, |
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LoadOperator loadOp); |
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static void registerStreamOperators(int type, SaveOperator saveOp, |
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LoadOperator loadOp); |
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#endif |
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static int registerType(const char *typeName, Destructor destructor, |
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Constructor constructor); |
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static int registerTypedef(const char *typeName, int aliasId); |
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static int type(const char *typeName); |
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static const char *typeName(int type); |
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static bool isRegistered(int type); |
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static void *construct(int type, const void *copy = 0); |
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static void destroy(int type, void *data); |
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static void unregisterType(const char *typeName); |
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|
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#ifndef QT_NO_DATASTREAM |
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static bool save(QDataStream &stream, int type, const void *data); |
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static bool load(QDataStream &stream, int type, void *data); |
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#endif |
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}; |
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|
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template <typename T> |
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void qMetaTypeDeleteHelper(T *t) |
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{ |
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delete t; |
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} |
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|
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template <typename T> |
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void *qMetaTypeConstructHelper(const T *t) |
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{ |
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if (!t) |
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return new T(); |
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return new T(*static_cast<const T*>(t)); |
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} |
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|
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#ifndef QT_NO_DATASTREAM |
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template <typename T> |
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void qMetaTypeSaveHelper(QDataStream &stream, const T *t) |
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{ |
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stream << *t; |
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} |
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|
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template <typename T> |
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void qMetaTypeLoadHelper(QDataStream &stream, T *t) |
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{ |
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stream >> *t; |
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} |
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#endif // QT_NO_DATASTREAM |
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|
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template <typename T> |
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struct QMetaTypeId |
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{ |
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enum { Defined = 0 }; |
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}; |
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|
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template <typename T> |
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struct QMetaTypeId2 |
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{ |
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enum { Defined = QMetaTypeId<T>::Defined }; |
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static inline int qt_metatype_id() { return QMetaTypeId<T>::qt_metatype_id(); } |
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}; |
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|
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namespace QtPrivate { |
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template <typename T, bool Defined = QMetaTypeId2<T>::Defined> |
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struct QMetaTypeIdHelper { |
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static inline int qt_metatype_id() |
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{ return QMetaTypeId2<T>::qt_metatype_id(); } |
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}; |
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template <typename T> struct QMetaTypeIdHelper<T, false> { |
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static inline int qt_metatype_id() |
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{ return -1; } |
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}; |
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} |
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|
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template <typename T> |
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int qRegisterMetaType(const char *typeName |
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#ifndef qdoc |
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, T * dummy = 0 |
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#endif |
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) |
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{ |
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const int typedefOf = dummy ? -1 : QtPrivate::QMetaTypeIdHelper<T>::qt_metatype_id(); |
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if (typedefOf != -1) |
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return QMetaType::registerTypedef(typeName, typedefOf); |
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|
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typedef void*(*ConstructPtr)(const T*); |
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ConstructPtr cptr = qMetaTypeConstructHelper<T>; |
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typedef void(*DeletePtr)(T*); |
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DeletePtr dptr = qMetaTypeDeleteHelper<T>; |
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|
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return QMetaType::registerType(typeName, reinterpret_cast<QMetaType::Destructor>(dptr), |
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reinterpret_cast<QMetaType::Constructor>(cptr)); |
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} |
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|
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#ifndef QT_NO_DATASTREAM |
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template <typename T> |
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void qRegisterMetaTypeStreamOperators(const char *typeName |
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#ifndef qdoc |
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, T * /* dummy */ = 0 |
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#endif |
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) |
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{ |
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typedef void(*SavePtr)(QDataStream &, const T *); |
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typedef void(*LoadPtr)(QDataStream &, T *); |
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SavePtr sptr = qMetaTypeSaveHelper<T>; |
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LoadPtr lptr = qMetaTypeLoadHelper<T>; |
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|
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qRegisterMetaType<T>(typeName); |
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QMetaType::registerStreamOperators(typeName, reinterpret_cast<QMetaType::SaveOperator>(sptr), |
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reinterpret_cast<QMetaType::LoadOperator>(lptr)); |
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} |
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#endif // QT_NO_DATASTREAM |
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|
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template <typename T> |
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inline int qMetaTypeId( |
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#ifndef qdoc |
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T * /* dummy */ = 0 |
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#endif |
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) |
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{ |
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return QMetaTypeId2<T>::qt_metatype_id(); |
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} |
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|
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template <typename T> |
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inline int qRegisterMetaType( |
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#if !defined(qdoc) && !defined(Q_CC_SUN) |
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T * dummy = 0 |
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#endif |
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) |
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{ |
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#ifdef Q_CC_SUN |
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return qMetaTypeId(static_cast<T *>(0)); |
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#else |
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return qMetaTypeId(dummy); |
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#endif |
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} |
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|
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#ifndef QT_NO_DATASTREAM |
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template <typename T> |
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inline int qRegisterMetaTypeStreamOperators() |
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{ |
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typedef void(*SavePtr)(QDataStream &, const T *); |
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typedef void(*LoadPtr)(QDataStream &, T *); |
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SavePtr sptr = qMetaTypeSaveHelper<T>; |
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LoadPtr lptr = qMetaTypeLoadHelper<T>; |
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|
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register int id = qMetaTypeId<T>(); |
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QMetaType::registerStreamOperators(id, |
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reinterpret_cast<QMetaType::SaveOperator>(sptr), |
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reinterpret_cast<QMetaType::LoadOperator>(lptr)); |
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|
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return id; |
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} |
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#endif |
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|
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#define Q_DECLARE_METATYPE(TYPE) \ |
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QT_BEGIN_NAMESPACE \ |
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template <> \ |
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struct QMetaTypeId< TYPE > \ |
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{ \ |
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enum { Defined = 1 }; \ |
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static int qt_metatype_id() \ |
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{ \ |
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static QBasicAtomicInt metatype_id = Q_BASIC_ATOMIC_INITIALIZER(0); \ |
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if (!metatype_id) \ |
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metatype_id = qRegisterMetaType< TYPE >(#TYPE, \ |
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reinterpret_cast< TYPE *>(quintptr(-1))); \ |
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return metatype_id; \ |
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} \ |
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}; \ |
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QT_END_NAMESPACE |
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|
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#define Q_DECLARE_BUILTIN_METATYPE(TYPE, NAME) \ |
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QT_BEGIN_NAMESPACE \ |
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template<> struct QMetaTypeId2<TYPE> \ |
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{ \ |
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enum { Defined = 1, MetaType = QMetaType::NAME }; \ |
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static inline int qt_metatype_id() { return QMetaType::NAME; } \ |
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}; \ |
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QT_END_NAMESPACE |
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|
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class QString; |
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class QByteArray; |
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class QChar; |
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class QStringList; |
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class QBitArray; |
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class QDate; |
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class QTime; |
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class QDateTime; |
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class QUrl; |
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class QLocale; |
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class QRect; |
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class QRectF; |
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class QSize; |
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class QSizeF; |
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class QLine; |
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class QLineF; |
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class QPoint; |
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class QPointF; |
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#ifndef QT_NO_REGEXP |
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class QRegExp; |
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#endif |
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class QEasingCurve; |
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class QWidget; |
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class QObject; |
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|
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#ifdef QT3_SUPPORT |
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class QColorGroup; |
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#endif |
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class QFont; |
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class QPixmap; |
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class QBrush; |
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class QColor; |
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class QPalette; |
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class QIcon; |
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class QImage; |
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class QPolygon; |
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class QRegion; |
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class QBitmap; |
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class QCursor; |
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class QSizePolicy; |
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class QKeySequence; |
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class QPen; |
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class QTextLength; |
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class QTextFormat; |
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class QMatrix; |
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class QTransform; |
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class QMatrix4x4; |
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class QVector2D; |
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class QVector3D; |
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class QVector4D; |
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class QQuaternion; |
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class QVariant; |
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|
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QT_END_NAMESPACE |
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|
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Q_DECLARE_BUILTIN_METATYPE(QString, QString) |
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Q_DECLARE_BUILTIN_METATYPE(int, Int) |
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Q_DECLARE_BUILTIN_METATYPE(uint, UInt) |
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Q_DECLARE_BUILTIN_METATYPE(bool, Bool) |
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Q_DECLARE_BUILTIN_METATYPE(double, Double) |
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Q_DECLARE_BUILTIN_METATYPE(QByteArray, QByteArray) |
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Q_DECLARE_BUILTIN_METATYPE(QChar, QChar) |
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Q_DECLARE_BUILTIN_METATYPE(long, Long) |
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Q_DECLARE_BUILTIN_METATYPE(short, Short) |
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Q_DECLARE_BUILTIN_METATYPE(char, Char) |
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Q_DECLARE_BUILTIN_METATYPE(signed char, Char) |
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Q_DECLARE_BUILTIN_METATYPE(ulong, ULong) |
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Q_DECLARE_BUILTIN_METATYPE(ushort, UShort) |
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Q_DECLARE_BUILTIN_METATYPE(uchar, UChar) |
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Q_DECLARE_BUILTIN_METATYPE(float, Float) |
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Q_DECLARE_BUILTIN_METATYPE(QObject *, QObjectStar) |
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Q_DECLARE_BUILTIN_METATYPE(QWidget *, QWidgetStar) |
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Q_DECLARE_BUILTIN_METATYPE(void *, VoidStar) |
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Q_DECLARE_BUILTIN_METATYPE(qlonglong, LongLong) |
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Q_DECLARE_BUILTIN_METATYPE(qulonglong, ULongLong) |
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Q_DECLARE_BUILTIN_METATYPE(QStringList, QStringList) |
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Q_DECLARE_BUILTIN_METATYPE(QBitArray, QBitArray) |
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Q_DECLARE_BUILTIN_METATYPE(QDate, QDate) |
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Q_DECLARE_BUILTIN_METATYPE(QTime, QTime) |
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Q_DECLARE_BUILTIN_METATYPE(QDateTime, QDateTime) |
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Q_DECLARE_BUILTIN_METATYPE(QUrl, QUrl) |
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Q_DECLARE_BUILTIN_METATYPE(QLocale, QLocale) |
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Q_DECLARE_BUILTIN_METATYPE(QRect, QRect) |
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Q_DECLARE_BUILTIN_METATYPE(QRectF, QRectF) |
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Q_DECLARE_BUILTIN_METATYPE(QSize, QSize) |
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Q_DECLARE_BUILTIN_METATYPE(QSizeF, QSizeF) |
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Q_DECLARE_BUILTIN_METATYPE(QLine, QLine) |
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Q_DECLARE_BUILTIN_METATYPE(QLineF, QLineF) |
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Q_DECLARE_BUILTIN_METATYPE(QPoint, QPoint) |
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Q_DECLARE_BUILTIN_METATYPE(QPointF, QPointF) |
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#ifndef QT_NO_REGEXP |
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Q_DECLARE_BUILTIN_METATYPE(QRegExp, QRegExp) |
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#endif |
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Q_DECLARE_BUILTIN_METATYPE(QEasingCurve, QEasingCurve) |
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|
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#ifdef QT3_SUPPORT |
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Q_DECLARE_BUILTIN_METATYPE(QColorGroup, QColorGroup) |
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#endif |
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Q_DECLARE_BUILTIN_METATYPE(QFont, QFont) |
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Q_DECLARE_BUILTIN_METATYPE(QPixmap, QPixmap) |
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Q_DECLARE_BUILTIN_METATYPE(QBrush, QBrush) |
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Q_DECLARE_BUILTIN_METATYPE(QColor, QColor) |
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Q_DECLARE_BUILTIN_METATYPE(QPalette, QPalette) |
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Q_DECLARE_BUILTIN_METATYPE(QIcon, QIcon) |
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Q_DECLARE_BUILTIN_METATYPE(QImage, QImage) |
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Q_DECLARE_BUILTIN_METATYPE(QPolygon, QPolygon) |
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Q_DECLARE_BUILTIN_METATYPE(QRegion, QRegion) |
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Q_DECLARE_BUILTIN_METATYPE(QBitmap, QBitmap) |
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Q_DECLARE_BUILTIN_METATYPE(QCursor, QCursor) |
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Q_DECLARE_BUILTIN_METATYPE(QSizePolicy, QSizePolicy) |
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Q_DECLARE_BUILTIN_METATYPE(QKeySequence, QKeySequence) |
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Q_DECLARE_BUILTIN_METATYPE(QPen, QPen) |
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Q_DECLARE_BUILTIN_METATYPE(QTextLength, QTextLength) |
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Q_DECLARE_BUILTIN_METATYPE(QTextFormat, QTextFormat) |
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Q_DECLARE_BUILTIN_METATYPE(QMatrix, QMatrix) |
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Q_DECLARE_BUILTIN_METATYPE(QTransform, QTransform) |
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Q_DECLARE_BUILTIN_METATYPE(QMatrix4x4, QMatrix4x4) |
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Q_DECLARE_BUILTIN_METATYPE(QVector2D, QVector2D) |
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Q_DECLARE_BUILTIN_METATYPE(QVector3D, QVector3D) |
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Q_DECLARE_BUILTIN_METATYPE(QVector4D, QVector4D) |
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Q_DECLARE_BUILTIN_METATYPE(QQuaternion, QQuaternion) |
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Q_DECLARE_BUILTIN_METATYPE(QVariant, QVariant) |
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|
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QT_END_HEADER |
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|
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#endif // QMETATYPE_H |