QDeclarativeStringConverters Namespace Reference

Functions
QColor Q_DECLARATIVE_PRIVATE_EXPORT	colorFromString (const QString &, bool *ok=0)
QDate Q_DECLARATIVE_PRIVATE_EXPORT	dateFromString (const QString &, bool *ok=0)
QDateTime Q_DECLARATIVE_PRIVATE_EXPORT	dateTimeFromString (const QString &, bool *ok=0)
QPointF Q_DECLARATIVE_PRIVATE_EXPORT	pointFFromString (const QString &, bool *ok=0)
QRectF Q_DECLARATIVE_PRIVATE_EXPORT	rectFFromString (const QString &, bool *ok=0)
QSizeF Q_DECLARATIVE_PRIVATE_EXPORT	sizeFFromString (const QString &, bool *ok=0)
QTime Q_DECLARATIVE_PRIVATE_EXPORT	timeFromString (const QString &, bool *ok=0)
QVariant Q_DECLARATIVE_PRIVATE_EXPORT	variantFromString (const QString &)
QVariant Q_DECLARATIVE_PRIVATE_EXPORT	variantFromString (const QString &, int preferredType, bool *ok=0)
QVector3D Q_DECLARATIVE_PRIVATE_EXPORT	vector3DFromString (const QString &, bool *ok=0)

Function Documentation

colorFromString()

QColor QDeclarativeStringConverters::colorFromString	(	const QString &	s,
		bool *	ok = 0
	)

Definition at line 143 of file qdeclarativestringconverters.cpp.

Referenced by QDeclarativePropertyAnimationPrivate::convertVariant(), QDeclarativeEnginePrivate::darker(), QDeclarativeCompiler::genLiteralAssignment(), QDeclarativeEnginePrivate::lighter(), QDeclarativeCompiler::testLiteralAssignment(), QDeclarativeEnginePrivate::tint(), and variantFromString().

{
    if (s.length() == 9 && s.startsWith(QLatin1Char('#'))) {
        uchar a = fromHex(s, 1);
        uchar r = fromHex(s, 3);
        uchar g = fromHex(s, 5);
        uchar b = fromHex(s, 7);
        if (ok) *ok = true;
        return QColor(r, g, b, a);
    } else {
        QColor rv(s);
        if (ok) *ok = rv.isValid();
        return rv;
    }
}

dateFromString()

QDate QDeclarativeStringConverters::dateFromString	(	const QString &	s,
		bool *	ok = 0
	)

Definition at line 160 of file qdeclarativestringconverters.cpp.

Referenced by QDeclarativeCompiler::genLiteralAssignment(), QDeclarativeCompiler::testLiteralAssignment(), and variantFromString().

{
    QDate d = QDate::fromString(s, Qt::ISODate);
    if (ok) *ok =  d.isValid();
    return d;
}

dateTimeFromString()

QDateTime QDeclarativeStringConverters::dateTimeFromString	(	const QString &	s,
		bool *	ok = 0
	)

Definition at line 174 of file qdeclarativestringconverters.cpp.

Referenced by QDeclarativeCompiler::genLiteralAssignment(), QDeclarativeCompiler::testLiteralAssignment(), and variantFromString().

{
    QDateTime d = QDateTime::fromString(s, Qt::ISODate);
    if (ok) *ok =  d.isValid();
    return d;
}

pointFFromString()

QPointF QDeclarativeStringConverters::pointFFromString	(	const QString &	s,
		bool *	ok = 0
	)

Definition at line 183 of file qdeclarativestringconverters.cpp.

Referenced by QDeclarativePropertyAnimationPrivate::convertVariant(), QDeclarativeCompiler::genLiteralAssignment(), QDeclarativeCompiler::testLiteralAssignment(), and variantFromString().

{
    if (s.count(QLatin1Char(',')) != 1) {
        if (ok)
            *ok = false;
        return QPointF();
    }

    bool xGood, yGood;
    int index = s.indexOf(QLatin1Char(','));
    qreal xCoord = s.left(index).toDouble(&xGood);
    qreal yCoord = s.mid(index+1).toDouble(&yGood);
    if (!xGood || !yGood) {
        if (ok)
            *ok = false;
        return QPointF();
    }

    if (ok)
        *ok = true;
    return QPointF(xCoord, yCoord);
}

rectFFromString()

QRectF QDeclarativeStringConverters::rectFFromString	(	const QString &	s,
		bool *	ok = 0
	)

Definition at line 231 of file qdeclarativestringconverters.cpp.

Referenced by QDeclarativePropertyAnimationPrivate::convertVariant(), QDeclarativeCompiler::genLiteralAssignment(), QDeclarativeCompiler::testLiteralAssignment(), and variantFromString().

{
    if (s.count(QLatin1Char(',')) != 2 || s.count(QLatin1Char('x')) != 1) {
        if (ok)
            *ok = false;
        return QRectF();
    }

    bool xGood, yGood, wGood, hGood;
    int index = s.indexOf(QLatin1Char(','));
    qreal x = s.left(index).toDouble(&xGood);
    int index2 = s.indexOf(QLatin1Char(','), index+1);
    qreal y = s.mid(index+1, index2-index-1).toDouble(&yGood);
    index = s.indexOf(QLatin1Char('x'), index2+1);
    qreal width = s.mid(index2+1, index-index2-1).toDouble(&wGood);
    qreal height = s.mid(index+1).toDouble(&hGood);
    if (!xGood || !yGood || !wGood || !hGood) {
        if (ok)
            *ok = false;
        return QRectF();
    }

    if (ok)
        *ok = true;
    return QRectF(x, y, width, height);
}

sizeFFromString()

QSizeF QDeclarativeStringConverters::sizeFFromString	(	const QString &	s,
		bool *	ok = 0
	)

Definition at line 207 of file qdeclarativestringconverters.cpp.

Referenced by QDeclarativePropertyAnimationPrivate::convertVariant(), QDeclarativeCompiler::genLiteralAssignment(), QDeclarativeCompiler::testLiteralAssignment(), and variantFromString().

{
    if (s.count(QLatin1Char('x')) != 1) {
        if (ok)
            *ok = false;
        return QSizeF();
    }

    bool wGood, hGood;
    int index = s.indexOf(QLatin1Char('x'));
    qreal width = s.left(index).toDouble(&wGood);
    qreal height = s.mid(index+1).toDouble(&hGood);
    if (!wGood || !hGood) {
        if (ok)
            *ok = false;
        return QSizeF();
    }

    if (ok)
        *ok = true;
    return QSizeF(width, height);
}

timeFromString()

QTime QDeclarativeStringConverters::timeFromString	(	const QString &	s,
		bool *	ok = 0
	)

Definition at line 167 of file qdeclarativestringconverters.cpp.

Referenced by QDeclarativeCompiler::genLiteralAssignment(), QDeclarativeCompiler::testLiteralAssignment(), and variantFromString().

{
    QTime t = QTime::fromString(s, Qt::ISODate);
    if (ok) *ok = t.isValid();
    return t;
}

variantFromString() [1/2]

QVariant QDeclarativeStringConverters::variantFromString

(

const QString &

s

)

Definition at line 81 of file qdeclarativestringconverters.cpp.

Referenced by QDeclarativePropertyPrivate::write().

{
    if (s.isEmpty())
        return QVariant(s);
    bool ok = false;
    QRectF r = rectFFromString(s, &ok);
    if (ok) return QVariant(r);
    QColor c = colorFromString(s, &ok);
    if (ok) return QVariant(c);
    QPointF p = pointFFromString(s, &ok);
    if (ok) return QVariant(p);
    QSizeF sz = sizeFFromString(s, &ok);
    if (ok) return QVariant(sz);
    QVector3D v = vector3DFromString(s, &ok);
    if (ok) return QVariant::fromValue(v);

    return QVariant(s);
}

variantFromString() [2/2]

QVariant QDeclarativeStringConverters::variantFromString	(	const QString &	s,
		int	preferredType,
		bool *	ok = 0
	)

Definition at line 106 of file qdeclarativestringconverters.cpp.

{
    switch (preferredType) {
    case QMetaType::Int:
        return QVariant(int(qRoundDouble(s.toDouble(ok))));
    case QMetaType::UInt:
        return QVariant(uint(qRoundDouble(s.toDouble(ok))));
    case QMetaType::QColor:
        return QVariant::fromValue(colorFromString(s, ok));
#ifndef QT_NO_DATESTRING
    case QMetaType::QDate:
        return QVariant::fromValue(dateFromString(s, ok));
    case QMetaType::QTime:
        return QVariant::fromValue(timeFromString(s, ok));
    case QMetaType::QDateTime:
        return QVariant::fromValue(dateTimeFromString(s, ok));
#endif // QT_NO_DATESTRING
    case QMetaType::QPointF:
        return QVariant::fromValue(pointFFromString(s, ok));
    case QMetaType::QPoint:
        return QVariant::fromValue(pointFFromString(s, ok).toPoint());
    case QMetaType::QSizeF:
        return QVariant::fromValue(sizeFFromString(s, ok));
    case QMetaType::QSize:
        return QVariant::fromValue(sizeFFromString(s, ok).toSize());
    case QMetaType::QRectF:
        return QVariant::fromValue(rectFFromString(s, ok));
    case QMetaType::QRect:
        return QVariant::fromValue(rectFFromString(s, ok).toRect());
    case QMetaType::QVector3D:
        return QVariant::fromValue(vector3DFromString(s, ok));
    default:
        if (ok) *ok = false;
        return QVariant();
    }
}

vector3DFromString()

QVector3D QDeclarativeStringConverters::vector3DFromString	(	const QString &	s,
		bool *	ok = 0
	)

Definition at line 259 of file qdeclarativestringconverters.cpp.

Referenced by QDeclarativePropertyAnimationPrivate::convertVariant(), QDeclarativeCompiler::genLiteralAssignment(), QDeclarativeCompiler::testLiteralAssignment(), and variantFromString().

{
    if (s.count(QLatin1Char(',')) != 2) {
        if (ok)
            *ok = false;
        return QVector3D();
    }

    bool xGood, yGood, zGood;
    int index = s.indexOf(QLatin1Char(','));
    int index2 = s.indexOf(QLatin1Char(','), index+1);
    qreal xCoord = s.left(index).toDouble(&xGood);
    qreal yCoord = s.mid(index+1, index2-index-1).toDouble(&yGood);
    qreal zCoord = s.mid(index2+1).toDouble(&zGood);
    if (!xGood || !yGood || !zGood) {
        if (ok)
            *ok = false;
        return QVector3D();
    }

    if (ok)
        *ok = true;
    return QVector3D(xCoord, yCoord, zCoord);
}