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-rw-r--r--src/corelib/kernel/qvariant.cpp99
1 files changed, 44 insertions, 55 deletions
diff --git a/src/corelib/kernel/qvariant.cpp b/src/corelib/kernel/qvariant.cpp
index b4427c0..ea66658 100644
--- a/src/corelib/kernel/qvariant.cpp
+++ b/src/corelib/kernel/qvariant.cpp
@@ -71,27 +71,6 @@ QT_BEGIN_NAMESPACE
# define FLT_DIG 6
#endif
-
-static const void *constDataHelper(const QVariant::Private &d)
-{
- switch (d.type) {
- case QVariant::Int:
- return &d.data.i;
- case QVariant::UInt:
- return &d.data.u;
- case QVariant::Bool:
- return &d.data.b;
- case QVariant::LongLong:
- return &d.data.ll;
- case QVariant::ULongLong:
- return &d.data.ull;
- case QVariant::Double:
- return &d.data.d;
- default:
- return d.is_shared ? d.data.shared->ptr : reinterpret_cast<const void *>(&d.data.ptr);
- }
-}
-
static void construct(QVariant::Private *x, const void *copy)
{
x->is_shared = false;
@@ -179,6 +158,9 @@ static void construct(QVariant::Private *x, const void *copy)
case QVariant::Double:
x->data.d = copy ? *static_cast<const double*>(copy) : 0.0;
break;
+ case QMetaType::Float:
+ x->data.f = copy ? *static_cast<const float*>(copy) : 0.0f;
+ break;
case QVariant::LongLong:
x->data.ll = copy ? *static_cast<const qlonglong *>(copy) : Q_INT64_C(0);
break;
@@ -274,6 +256,7 @@ static void clear(QVariant::Private *d)
case QVariant::LongLong:
case QVariant::ULongLong:
case QVariant::Double:
+ case QMetaType::Float:
break;
case QVariant::Invalid:
case QVariant::UserType:
@@ -491,7 +474,7 @@ static qlonglong qMetaTypeNumber(const QVariant::Private *d)
case QMetaType::Long:
return qlonglong(*static_cast<long *>(d->data.shared->ptr));
case QMetaType::Float:
- return qRound64(*static_cast<float *>(d->data.shared->ptr));
+ return qRound64(d->data.f);
case QVariant::Double:
return qRound64(d->data.d);
}
@@ -628,7 +611,7 @@ static bool convert(const QVariant::Private *d, QVariant::Type t, void *result,
*str = QString::number(qMetaTypeUNumber(d));
break;
case QMetaType::Float:
- *str = QString::number(*static_cast<float *>(d->data.shared->ptr), 'g', FLT_DIG);
+ *str = QString::number(d->data.f, 'g', FLT_DIG);
break;
case QVariant::Double:
*str = QString::number(d->data.d, 'g', DBL_DIG);
@@ -799,7 +782,7 @@ static bool convert(const QVariant::Private *d, QVariant::Type t, void *result,
*ba = QByteArray::number(d->data.d, 'g', DBL_DIG);
break;
case QMetaType::Float:
- *ba = QByteArray::number(*static_cast<float *>(d->data.shared->ptr), 'g', FLT_DIG);
+ *ba = QByteArray::number(d->data.f, 'g', FLT_DIG);
break;
case QMetaType::Char:
case QMetaType::UChar:
@@ -901,7 +884,7 @@ static bool convert(const QVariant::Private *d, QVariant::Type t, void *result,
*f = double(d->data.b);
break;
case QMetaType::Float:
- *f = *static_cast<float *>(d->data.shared->ptr);
+ *f = double(d->data.f);
break;
case QVariant::LongLong:
case QVariant::Int:
@@ -1355,7 +1338,7 @@ void QVariant::create(int type, const void *copy)
QVariant::~QVariant()
{
- if (d.type > Char && (!d.is_shared || !d.data.shared->ref.deref()))
+ if (d.type > Char && d.type != QMetaType::Float && (!d.is_shared || !d.data.shared->ref.deref()))
handler->clear(&d);
}
@@ -1371,7 +1354,7 @@ QVariant::QVariant(const QVariant &p)
{
if (d.is_shared) {
d.data.shared->ref.ref();
- } else if (p.d.type > Char) {
+ } else if (p.d.type > Char && p.d.type != QMetaType::Float) {
handler->construct(&d, p.constData());
d.is_null = p.d.is_null;
}
@@ -1565,6 +1548,12 @@ QVariant::QVariant(const char *val)
*/
/*!
+ \fn QVariant::QVariant(float val)
+
+ Constructs a new variant with a floating point value, \a val.
+*/
+
+/*!
\fn QVariant::QVariant(const QList<QVariant> &val)
Constructs a new variant with a list value, \a val.
@@ -1619,44 +1608,44 @@ QVariant::QVariant(double val)
{ d.is_null = false; d.type = Double; d.data.d = val; }
QVariant::QVariant(const QByteArray &val)
-{ create(ByteArray, &val); }
+{ d.is_null = false; d.type = ByteArray; v_construct<QByteArray>(&d, val); }
QVariant::QVariant(const QBitArray &val)
-{ create(BitArray, &val); }
+{ d.is_null = false; d.type = BitArray; v_construct<QBitArray>(&d, val); }
QVariant::QVariant(const QString &val)
-{ create(String, &val); }
+{ d.is_null = false; d.type = String; v_construct<QString>(&d, val); }
QVariant::QVariant(const QChar &val)
-{ create (Char, &val); }
+{ d.is_null = false; d.type = Char; v_construct<QChar>(&d, val); }
QVariant::QVariant(const QLatin1String &val)
-{ QString str(val); create(String, &str); }
+{ QString str(val); d.is_null = false; d.type = String; v_construct<QString>(&d, str); }
QVariant::QVariant(const QStringList &val)
-{ create(StringList, &val); }
+{ d.is_null = false; d.type = StringList; v_construct<QStringList>(&d, val); }
QVariant::QVariant(const QDate &val)
-{ create(Date, &val); }
+{ d.is_null = false; d.type = Date; v_construct<QDate>(&d, val); }
QVariant::QVariant(const QTime &val)
-{ create(Time, &val); }
+{ d.is_null = false; d.type = Time; v_construct<QTime>(&d, val); }
QVariant::QVariant(const QDateTime &val)
-{ create(DateTime, &val); }
+{ d.is_null = false; d.type = DateTime; v_construct<QDateTime>(&d, val); }
QVariant::QVariant(const QList<QVariant> &list)
-{ create(List, &list); }
+{ d.is_null = false; d.type = List; v_construct<QVariantList>(&d, list); }
QVariant::QVariant(const QMap<QString, QVariant> &map)
-{ create(Map, &map); }
+{ d.is_null = false; d.type = Map; v_construct<QVariantMap>(&d, map); }
QVariant::QVariant(const QHash<QString, QVariant> &hash)
-{ create(Hash, &hash); }
+{ d.is_null = false; d.type = Hash; v_construct<QVariantHash>(&d, hash); }
#ifndef QT_NO_GEOM_VARIANT
-QVariant::QVariant(const QPoint &pt) { create(Point, &pt); }
-QVariant::QVariant(const QPointF &pt) { create (PointF, &pt); }
-QVariant::QVariant(const QRectF &r) { create (RectF, &r); }
-QVariant::QVariant(const QLineF &l) { create (LineF, &l); }
-QVariant::QVariant(const QLine &l) { create (Line, &l); }
-QVariant::QVariant(const QRect &r) { create(Rect, &r); }
-QVariant::QVariant(const QSize &s) { create(Size, &s); }
-QVariant::QVariant(const QSizeF &s) { create(SizeF, &s); }
+QVariant::QVariant(const QPoint &pt) { d.is_null = false; d.type = Point; v_construct<QPoint>(&d, pt); }
+QVariant::QVariant(const QPointF &pt) { d.is_null = false; d.type = PointF; v_construct<QPointF>(&d, pt); }
+QVariant::QVariant(const QRectF &r) { d.is_null = false; d.type = RectF; v_construct<QRectF>(&d, r); }
+QVariant::QVariant(const QLineF &l) { d.is_null = false; d.type = LineF; v_construct<QLineF>(&d, l); }
+QVariant::QVariant(const QLine &l) { d.is_null = false; d.type = Line; v_construct<QLine>(&d, l); }
+QVariant::QVariant(const QRect &r) { d.is_null = false; d.type = Rect; v_construct<QRect>(&d, r); }
+QVariant::QVariant(const QSize &s) { d.is_null = false; d.type = Size; v_construct<QSize>(&d, s); }
+QVariant::QVariant(const QSizeF &s) { d.is_null = false; d.type = SizeF; v_construct<QSizeF>(&d, s); }
#endif
-QVariant::QVariant(const QUrl &u) { create(Url, &u); }
-QVariant::QVariant(const QLocale &l) { create(Locale, &l); }
+QVariant::QVariant(const QUrl &u) { d.is_null = false; d.type = Url; v_construct<QUrl>(&d, u); }
+QVariant::QVariant(const QLocale &l) { d.is_null = false; d.type = Locale; v_construct<QLocale>(&d, l); }
#ifndef QT_NO_REGEXP
-QVariant::QVariant(const QRegExp &regExp) { create(RegExp, &regExp); }
+QVariant::QVariant(const QRegExp &regExp) { d.is_null = false; d.type = RegExp; v_construct<QRegExp>(&d, regExp); }
#endif
QVariant::QVariant(Qt::GlobalColor color) { create(62, &color); }
@@ -1721,7 +1710,7 @@ QVariant& QVariant::operator=(const QVariant &variant)
if (variant.d.is_shared) {
variant.d.data.shared->ref.ref();
d = variant.d;
- } else if (variant.d.type > Char) {
+ } else if (variant.d.type > Char && variant.d.type != QMetaType::Float) {
d.type = variant.d.type;
handler->construct(&d, variant.constData());
d.is_null = variant.d.is_null;
@@ -1907,7 +1896,7 @@ void QVariant::load(QDataStream &s)
}
// const cast is safe since we operate on a newly constructed variant
- if (!QMetaType::load(s, d.type, const_cast<void *>(constDataHelper(d)))) {
+ if (!QMetaType::load(s, d.type, const_cast<void *>(constData()))) {
s.setStatus(QDataStream::ReadCorruptData);
qWarning("QVariant::load: unable to load type %d.", d.type);
}
@@ -1947,7 +1936,7 @@ void QVariant::save(QDataStream &s) const
return;
}
- if (!QMetaType::save(s, d.type, constDataHelper(d))) {
+ if (!QMetaType::save(s, d.type, constData())) {
Q_ASSERT_X(false, "QVariant::save", "Invalid type to save");
qWarning("QVariant::save: unable to save type %d.", d.type);
}
@@ -2726,7 +2715,7 @@ bool QVariant::cmp(const QVariant &v) const
const void *QVariant::constData() const
{
- return constDataHelper(d);
+ return d.is_shared ? d.data.shared->ptr : reinterpret_cast<const void *>(&d.data.ptr);
}
/*!
@@ -2739,7 +2728,7 @@ const void *QVariant::constData() const
void* QVariant::data()
{
detach();
- return const_cast<void *>(constDataHelper(d));
+ return const_cast<void *>(constData());
}
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