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Diffstat (limited to 'qtinterface/qt4/Qt/qvariant.h')
| -rw-r--r-- | qtinterface/qt4/Qt/qvariant.h | 617 |
1 files changed, 0 insertions, 617 deletions
diff --git a/qtinterface/qt4/Qt/qvariant.h b/qtinterface/qt4/Qt/qvariant.h deleted file mode 100644 index 17e4d51..0000000 --- a/qtinterface/qt4/Qt/qvariant.h +++ /dev/null @@ -1,617 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). -** All rights reserved. -** Contact: Nokia Corporation (qt-info@nokia.com) -** -** This file is part of the QtCore module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** Commercial Usage -** Licensees holding valid Qt Commercial licenses may use this file in -** accordance with the Qt Commercial License Agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and Nokia. -** -** 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. -** -** 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. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 3.0 as published by the Free Software -** Foundation and appearing in the file LICENSE.GPL included in the -** packaging of this file. Please review the following information to -** ensure the GNU General Public License version 3.0 requirements will be -** met: http://www.gnu.org/copyleft/gpl.html. -** -** If you have questions regarding the use of this file, please contact -** Nokia at qt-info@nokia.com. -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#ifndef QVARIANT_H -#define QVARIANT_H - -#include <QtCore/qatomic.h> -#include <QtCore/qbytearray.h> -#include <QtCore/qlist.h> -#include <QtCore/qmetatype.h> -#include <QtCore/qmap.h> -#include <QtCore/qhash.h> -#include <QtCore/qstring.h> - -QT_BEGIN_HEADER - -QT_BEGIN_NAMESPACE - -QT_MODULE(Core) - -class QBitArray; -class QDataStream; -class QDate; -class QDateTime; -class QLine; -class QLineF; -class QLocale; -class QMatrix; -class QTransform; -class QStringList; -class QTime; -class QPoint; -class QPointF; -class QSize; -class QSizeF; -class QRect; -class QRectF; -#ifndef QT_NO_REGEXP -class QRegExp; -#endif -class QTextFormat; -class QTextLength; -class QUrl; -class QVariant; -class QVariantComparisonHelper; - -#ifndef QT_NO_MEMBER_TEMPLATES -template <typename T> -inline QVariant qVariantFromValue(const T &); - -template <typename T> -inline void qVariantSetValue(QVariant &, const T &); - -template<typename T> -inline T qVariantValue(const QVariant &); - -template<typename T> -inline bool qVariantCanConvert(const QVariant &); -#endif - -class Q_CORE_EXPORT QVariant -{ - public: - enum Type { - Invalid = 0, - - Bool = 1, - Int = 2, - UInt = 3, - LongLong = 4, - ULongLong = 5, - Double = 6, - Char = 7, - Map = 8, - List = 9, - String = 10, - StringList = 11, - ByteArray = 12, - BitArray = 13, - Date = 14, - Time = 15, - DateTime = 16, - Url = 17, - Locale = 18, - Rect = 19, - RectF = 20, - Size = 21, - SizeF = 22, - Line = 23, - LineF = 24, - Point = 25, - PointF = 26, - RegExp = 27, - Hash = 28, - LastCoreType = Hash, - - // value 62 is internally reserved -#ifdef QT3_SUPPORT - ColorGroup = 63, -#endif - Font = 64, - Pixmap = 65, - Brush = 66, - Color = 67, - Palette = 68, - Icon = 69, - Image = 70, - Polygon = 71, - Region = 72, - Bitmap = 73, - Cursor = 74, - SizePolicy = 75, - KeySequence = 76, - Pen = 77, - TextLength = 78, - TextFormat = 79, - Matrix = 80, - Transform = 81, - Matrix4x4 = 82, - Vector2D = 83, - Vector3D = 84, - Vector4D = 85, - Quaternion = 86, - LastGuiType = Quaternion, - - UserType = 127, -#ifdef QT3_SUPPORT - IconSet = Icon, - CString = ByteArray, - PointArray = Polygon, -#endif - LastType = 0xffffffff // need this so that gcc >= 3.4 allocates 32 bits for Type - }; - - inline QVariant(); - ~QVariant(); - QVariant(Type type); - QVariant(int typeOrUserType, const void *copy); - QVariant(int typeOrUserType, const void *copy, uint flags); - QVariant(const QVariant &other); - -#ifndef QT_NO_DATASTREAM - QVariant(QDataStream &s); -#endif - - QVariant(int i); - QVariant(uint ui); - QVariant(qlonglong ll); - QVariant(qulonglong ull); - QVariant(bool b); - QVariant(double d); - QVariant(float f) { d.is_null = false; d.type = QMetaType::Float; d.data.f = f; } -#ifndef QT_NO_CAST_FROM_ASCII - QT_ASCII_CAST_WARN_CONSTRUCTOR QVariant(const char *str); -#endif - - QVariant(const QByteArray &bytearray); - QVariant(const QBitArray &bitarray); - QVariant(const QString &string); - QVariant(const QLatin1String &string); - QVariant(const QStringList &stringlist); - QVariant(const QChar &qchar); - QVariant(const QDate &date); - QVariant(const QTime &time); - QVariant(const QDateTime &datetime); - QVariant(const QList<QVariant> &list); - QVariant(const QMap<QString,QVariant> &map); - QVariant(const QHash<QString,QVariant> &hash); -#ifndef QT_NO_GEOM_VARIANT - QVariant(const QSize &size); - QVariant(const QSizeF &size); - QVariant(const QPoint &pt); - QVariant(const QPointF &pt); - QVariant(const QLine &line); - QVariant(const QLineF &line); - QVariant(const QRect &rect); - QVariant(const QRectF &rect); -#endif - QVariant(const QUrl &url); - QVariant(const QLocale &locale); -#ifndef QT_NO_REGEXP - QVariant(const QRegExp ®Exp); -#endif - QVariant(Qt::GlobalColor color); - - QVariant& operator=(const QVariant &other); - - Type type() const; - int userType() const; - const char *typeName() const; - - bool canConvert(Type t) const; - bool convert(Type t); - -#ifdef QT3_SUPPORT - inline QT3_SUPPORT bool canCast(Type t) const - { return canConvert(t); } - inline QT3_SUPPORT bool cast(Type t) - { return convert(t); } -#endif - - inline bool isValid() const; - bool isNull() const; - - void clear(); - - void detach(); - inline bool isDetached() const; - - int toInt(bool *ok = 0) const; - uint toUInt(bool *ok = 0) const; - qlonglong toLongLong(bool *ok = 0) const; - qulonglong toULongLong(bool *ok = 0) const; - bool toBool() const; - double toDouble(bool *ok = 0) const; - float toFloat(bool *ok = 0) const; - qreal toReal(bool *ok = 0) const; - QByteArray toByteArray() const; - QBitArray toBitArray() const; - QString toString() const; - QStringList toStringList() const; - QChar toChar() const; - QDate toDate() const; - QTime toTime() const; - QDateTime toDateTime() const; - QList<QVariant> toList() const; - QMap<QString, QVariant> toMap() const; - QHash<QString, QVariant> toHash() const; - -#ifndef QT_NO_GEOM_VARIANT - QPoint toPoint() const; - QPointF toPointF() const; - QRect toRect() const; - QSize toSize() const; - QSizeF toSizeF() const; - QLine toLine() const; - QLineF toLineF() const; - QRectF toRectF() const; -#endif - QUrl toUrl() const; - QLocale toLocale() const; -#ifndef QT_NO_REGEXP - QRegExp toRegExp() const; -#endif - -#ifdef QT3_SUPPORT - inline QT3_SUPPORT int &asInt(); - inline QT3_SUPPORT uint &asUInt(); - inline QT3_SUPPORT qlonglong &asLongLong(); - inline QT3_SUPPORT qulonglong &asULongLong(); - inline QT3_SUPPORT bool &asBool(); - inline QT3_SUPPORT double &asDouble(); - inline QT3_SUPPORT QByteArray &asByteArray(); - inline QT3_SUPPORT QBitArray &asBitArray(); - inline QT3_SUPPORT QString &asString(); - inline QT3_SUPPORT QStringList &asStringList(); - inline QT3_SUPPORT QDate &asDate(); - inline QT3_SUPPORT QTime &asTime(); - inline QT3_SUPPORT QDateTime &asDateTime(); - inline QT3_SUPPORT QList<QVariant> &asList(); - inline QT3_SUPPORT QMap<QString,QVariant> &asMap(); - inline QT3_SUPPORT QPoint &asPoint(); - inline QT3_SUPPORT QRect &asRect(); - inline QT3_SUPPORT QSize &asSize(); -#endif //QT3_SUPPORT - -#ifndef QT_NO_DATASTREAM - void load(QDataStream &ds); - void save(QDataStream &ds) const; -#endif - static const char *typeToName(Type type); - static Type nameToType(const char *name); - -#ifdef QT3_SUPPORT - inline QT3_SUPPORT_CONSTRUCTOR QVariant(bool val, int) { create(Bool, &val); } - inline QT3_SUPPORT const QByteArray toCString() const { return toByteArray(); } - inline QT3_SUPPORT QByteArray &asCString() { return *reinterpret_cast<QByteArray *>(castOrDetach(ByteArray)); } -#endif - - void *data(); - const void *constData() const; - inline const void *data() const { return constData(); } - -#ifndef QT_NO_MEMBER_TEMPLATES - template<typename T> - inline void setValue(const T &value); - - template<typename T> - inline T value() const - { return qVariantValue<T>(*this); } - - template<typename T> - static inline QVariant fromValue(const T &value) - { return qVariantFromValue(value); } - - template<typename T> - bool canConvert() const - { return qVariantCanConvert<T>(*this); } -#endif - - public: -#ifndef qdoc - struct PrivateShared - { - inline PrivateShared(void *v) : ptr(v), ref(1) { } - void *ptr; - QAtomicInt ref; - }; - struct Private - { - inline Private(): type(Invalid), is_shared(false), is_null(true) { data.ptr = 0; } - inline Private(const Private &other) - : data(other.data), type(other.type), - is_shared(other.is_shared), is_null(other.is_null) - {} - union Data - { - char c; - int i; - uint u; - bool b; - double d; - float f; - qreal real; - qlonglong ll; - qulonglong ull; - QObject *o; - void *ptr; - PrivateShared *shared; - } data; - uint type : 30; - uint is_shared : 1; - uint is_null : 1; - }; - public: - typedef void (*f_construct)(Private *, const void *); - typedef void (*f_clear)(Private *); - typedef bool (*f_null)(const Private *); -#ifndef QT_NO_DATASTREAM - typedef void (*f_load)(Private *, QDataStream &); - typedef void (*f_save)(const Private *, QDataStream &); -#endif - typedef bool (*f_compare)(const Private *, const Private *); - typedef bool (*f_convert)(const QVariant::Private *d, Type t, void *, bool *); - typedef bool (*f_canConvert)(const QVariant::Private *d, Type t); - typedef void (*f_debugStream)(QDebug, const QVariant &); - struct Handler { - f_construct construct; - f_clear clear; - f_null isNull; -#ifndef QT_NO_DATASTREAM - f_load load; - f_save save; -#endif - f_compare compare; - f_convert convert; - f_canConvert canConvert; - f_debugStream debugStream; - }; -#endif - - inline bool operator==(const QVariant &v) const - { return cmp(v); } - inline bool operator!=(const QVariant &v) const - { return !cmp(v); } - -protected: - friend inline bool qvariant_cast_helper(const QVariant &, QVariant::Type, void *); - friend int qRegisterGuiVariant(); - friend int qUnregisterGuiVariant(); - friend inline bool operator==(const QVariant &, const QVariantComparisonHelper &); -#ifndef QT_NO_DEBUG_STREAM - friend Q_CORE_EXPORT QDebug operator<<(QDebug, const QVariant &); -#endif - Private d; - - static const Handler *handler; - - void create(int type, const void *copy); -#ifdef QT3_SUPPORT - void *castOrDetach(Type t); -#endif - bool cmp(const QVariant &other) const; - -private: - // force compile error, prevent QVariant(bool) to be called - inline QVariant(void *) { Q_ASSERT(false); } -#ifdef QT_NO_CAST_FROM_ASCII - // force compile error when implicit conversion is not wanted - inline QVariant(const char *) { Q_ASSERT(false); } -#endif -#ifndef QT3_SUPPORT - // force compile error, prevent QVariant(QVariant::Type, int) to be called - inline QVariant(bool, int) { Q_ASSERT(false); } -#endif -public: - typedef Private DataPtr; - inline DataPtr &data_ptr() { return d; } -}; - -typedef QList<QVariant> QVariantList; -typedef QMap<QString, QVariant> QVariantMap; -typedef QHash<QString, QVariant> QVariantHash; - -inline bool qvariant_cast_helper(const QVariant &v, QVariant::Type tp, void *ptr) -{ return QVariant::handler->convert(&v.d, tp, ptr, 0); } - -template <typename T> -inline QVariant qVariantFromValue(const T &t) -{ - return QVariant(qMetaTypeId<T>(reinterpret_cast<T *>(0)), &t, QTypeInfo<T>::isPointer); -} - -template <> -inline QVariant qVariantFromValue(const QVariant &t) { return t; } - -template <typename T> -inline void qVariantSetValue(QVariant &v, const T &t) -{ - //if possible we reuse the current QVariant private - const uint type = qMetaTypeId<T>(reinterpret_cast<T *>(0)); - QVariant::Private &d = v.data_ptr(); - if (v.isDetached() && (type == d.type || (type <= uint(QVariant::Char) && d.type <= uint(QVariant::Char)))) { - d.type = type; - d.is_null = false; - T *old = reinterpret_cast<T*>(d.is_shared ? d.data.shared->ptr : &d.data.ptr); - if (QTypeInfo<T>::isComplex) - old->~T(); - new (old) T(t); //call the copy constructor - } else { - v = QVariant(type, &t, QTypeInfo<T>::isPointer); - } -} - -template <> -inline void qVariantSetValue<QVariant>(QVariant &v, const QVariant &t) -{ - v = t; -} - - -inline QVariant::QVariant() {} -inline bool QVariant::isValid() const { return d.type != Invalid; } - -#ifdef QT3_SUPPORT -inline int &QVariant::asInt() -{ return *reinterpret_cast<int *>(castOrDetach(Int)); } -inline uint &QVariant::asUInt() -{ return *reinterpret_cast<uint *>(castOrDetach(UInt)); } -inline qlonglong &QVariant::asLongLong() -{ return *reinterpret_cast<qlonglong *>(castOrDetach(LongLong)); } -inline qulonglong &QVariant::asULongLong() -{ return *reinterpret_cast<qulonglong *>(castOrDetach(ULongLong)); } -inline bool &QVariant::asBool() -{ return *reinterpret_cast<bool *>(castOrDetach(Bool)); } -inline double &QVariant::asDouble() -{ return *reinterpret_cast<double *>(castOrDetach(Double)); } -inline QByteArray& QVariant::asByteArray() -{ return *reinterpret_cast<QByteArray *>(castOrDetach(ByteArray)); } -inline QBitArray& QVariant::asBitArray() -{ return *reinterpret_cast<QBitArray *>(castOrDetach(BitArray)); } -inline QString& QVariant::asString() -{ return *reinterpret_cast<QString *>(castOrDetach(String)); } -inline QStringList& QVariant::asStringList() -{ return *reinterpret_cast<QStringList *>(castOrDetach(StringList)); } -inline QDate& QVariant::asDate() -{ return *reinterpret_cast<QDate *>(castOrDetach(Date)); } -inline QTime& QVariant::asTime() -{ return *reinterpret_cast<QTime *>(castOrDetach(Time)); } -inline QDateTime& QVariant::asDateTime() -{ return *reinterpret_cast<QDateTime *>(castOrDetach(DateTime)); } -inline QList<QVariant>& QVariant::asList() -{ return *reinterpret_cast<QList<QVariant> *>(castOrDetach(List)); } -inline QMap<QString, QVariant>& QVariant::asMap() -{ return *reinterpret_cast<QMap<QString, QVariant> *>(castOrDetach(Map)); } -inline QPoint &QVariant::asPoint() -{ return *reinterpret_cast<QPoint *>(castOrDetach(Point)); } -inline QRect &QVariant::asRect() -{ return *reinterpret_cast<QRect *>(castOrDetach(Rect)); } -inline QSize &QVariant::asSize() -{ return *reinterpret_cast<QSize *>(castOrDetach(Size)); } -#endif //QT3_SUPPORT - -#ifndef QT_NO_MEMBER_TEMPLATES -template<typename T> -inline void QVariant::setValue(const T &avalue) -{ qVariantSetValue(*this, avalue); } -#endif - -#ifndef QT_NO_DATASTREAM -Q_CORE_EXPORT QDataStream& operator>> (QDataStream& s, QVariant& p); -Q_CORE_EXPORT QDataStream& operator<< (QDataStream& s, const QVariant& p); -Q_CORE_EXPORT QDataStream& operator>> (QDataStream& s, QVariant::Type& p); -Q_CORE_EXPORT QDataStream& operator<< (QDataStream& s, const QVariant::Type p); -#endif - -inline bool QVariant::isDetached() const -{ return !d.is_shared || d.data.shared->ref == 1; } - - -#ifdef qdoc - inline bool operator==(const QVariant &v1, const QVariant &v2); - inline bool operator!=(const QVariant &v1, const QVariant &v2); -#else - -/* Helper class to add one more level of indirection to prevent - implicit casts. -*/ -class QVariantComparisonHelper -{ -public: - inline QVariantComparisonHelper(const QVariant &var) - : v(&var) {} -private: - friend inline bool operator==(const QVariant &, const QVariantComparisonHelper &); - const QVariant *v; -}; - -inline bool operator==(const QVariant &v1, const QVariantComparisonHelper &v2) -{ - return v1.cmp(*v2.v); -} - -inline bool operator!=(const QVariant &v1, const QVariantComparisonHelper &v2) -{ - return !operator==(v1, v2); -} -#endif - -#ifndef QT_MOC -template<typename T> inline T qvariant_cast(const QVariant &v) -{ - const int vid = qMetaTypeId<T>(static_cast<T *>(0)); - if (vid == v.userType()) - return *reinterpret_cast<const T *>(v.constData()); - if (vid < int(QMetaType::User)) { - T t; - if (qvariant_cast_helper(v, QVariant::Type(vid), &t)) - return t; - } - return T(); -} - -template<> inline QVariant qvariant_cast<QVariant>(const QVariant &v) -{ - static const int vid = qRegisterMetaType<QVariant>("QVariant"); - if (vid == v.userType()) - return *reinterpret_cast<const QVariant *>(v.constData()); - return v; -} - -template<typename T> -inline T qVariantValue(const QVariant &variant) -{ return qvariant_cast<T>(variant); } - -template<typename T> -inline bool qVariantCanConvert(const QVariant &variant) -{ - return variant.canConvert(static_cast<QVariant::Type>( - qMetaTypeId<T>(static_cast<T *>(0)))); -} -#endif -Q_DECLARE_SHARED(QVariant) -Q_DECLARE_TYPEINFO(QVariant, Q_MOVABLE_TYPE); - -#ifndef QT_NO_DEBUG_STREAM -Q_CORE_EXPORT QDebug operator<<(QDebug, const QVariant &); -Q_CORE_EXPORT QDebug operator<<(QDebug, const QVariant::Type); -#endif - -QT_END_NAMESPACE - -Q_DECLARE_BUILTIN_METATYPE(QVariantList, QVariantList) -Q_DECLARE_BUILTIN_METATYPE(QVariantMap, QVariantMap) -Q_DECLARE_BUILTIN_METATYPE(QVariantHash, QVariantHash) - -QT_END_HEADER - -#endif // QVARIANT_H |