示例#1
0
void MetaInfoPrivate::parseProperties(NodeMetaInfo &nodeMetaInfo, const QMetaObject *qMetaObject) const
{
    Q_ASSERT_X(qMetaObject, Q_FUNC_INFO, "invalid QMetaObject");
    Q_ASSERT_X(nodeMetaInfo.isValid(), Q_FUNC_INFO, "invalid NodeMetaInfo");

    for (int i = qMetaObject->propertyOffset(); i < qMetaObject->propertyCount(); ++i) {
        QMetaProperty qProperty = qMetaObject->property(i);

        PropertyMetaInfo propertyInfo;

        propertyInfo.setName(QLatin1String(qProperty.name()));

        QString typeName(qProperty.typeName());
        QString noStar = typeName;
        bool star = false;
        while (noStar.contains('*')) {//strip star
            noStar.chop(1);
            star = true;
        }
        if (m_QtTypesToQmlTypes.contains(noStar)) {
            typeName = star ? m_QtTypesToQmlTypes.value(noStar) + '*' : m_QtTypesToQmlTypes.value(noStar);
            //### versions
        }
        propertyInfo.setType(typeName);
        propertyInfo.setValid(true);
        propertyInfo.setReadable(qProperty.isReadable());
        propertyInfo.setWritable(qProperty.isWritable());
        propertyInfo.setResettable(qProperty.isResettable());
        propertyInfo.setEnumType(qProperty.isEnumType());
        propertyInfo.setFlagType(qProperty.isFlagType());

        if (propertyInfo.isEnumType()) {
            EnumeratorMetaInfo enumerator;

            QMetaEnum qEnumerator = qProperty.enumerator();
            enumerator.setValid(qEnumerator.isValid());
            enumerator.setIsFlagType(qEnumerator.isFlag());
            enumerator.setScope(qEnumerator.scope());
            enumerator.setName(qEnumerator.name());
            for (int i = 0 ;i < qEnumerator.keyCount(); i++)
            {
                enumerator.addElement(qEnumerator.valueToKey(i), i);
            }

            propertyInfo.setEnumerator(enumerator);
        }

        nodeMetaInfo.addProperty(propertyInfo);
    }
}
示例#2
0
QString WidgetInfo::resolveEnumerator(const QMetaEnum &metaEnum, const QString &name)
{
    QString scope = QLatin1String(metaEnum.scope());

    QString enumerator = name;
    int i = enumerator.indexOf(QLatin1String("::"));
    if (i != -1) {
        if (scope != enumerator.left(i))
            return QString();
        enumerator = enumerator.mid(i + 2);
    }
    QByteArray key = enumerator.toLatin1();
    for (int idx = 0; idx < metaEnum.keyCount(); ++idx) {
        if (metaEnum.key(idx) == key)
            return scope + QLatin1String("::") + enumerator;
    }

    return QString();
}
int QDeclarativeObjectMethodScriptClass::enumType(const QMetaObject *meta, const QString &strname)
{
    QByteArray str = strname.toUtf8();
    QByteArray scope;
    QByteArray name;
    int scopeIdx = str.lastIndexOf("::");
    if (scopeIdx != -1) {
        scope = str.left(scopeIdx);
        name = str.mid(scopeIdx + 2);
    } else { 
        name = str;
    }
    for (int i = meta->enumeratorCount() - 1; i >= 0; --i) {
        QMetaEnum m = meta->enumerator(i);
        if ((m.name() == name) && (scope.isEmpty() || (m.scope() == scope)))
            return QVariant::Int;
    }
    return QVariant::Invalid;
}
示例#4
0
//writeEnumProperty MIRRORS the relelvant bit of QMetaProperty::write AND MUST BE KEPT IN SYNC!
bool QDeclarativePropertyPrivate::writeEnumProperty(const QMetaProperty &prop, int idx, QObject *object, const QVariant &value, int flags)
{
    if (!object || !prop.isWritable())
        return false;

    QVariant v = value;
    if (prop.isEnumType()) {
        QMetaEnum menum = prop.enumerator();
        if (v.userType() == QVariant::String
#ifdef QT3_SUPPORT
            || v.userType() == QVariant::CString
#endif
            ) {
            if (prop.isFlagType())
                v = QVariant(menum.keysToValue(value.toByteArray()));
            else
                v = QVariant(menum.keyToValue(value.toByteArray()));
        } else if (v.userType() != QVariant::Int && v.userType() != QVariant::UInt) {
            int enumMetaTypeId = QMetaType::type(QByteArray(menum.scope()) + "::" + menum.name());
            if ((enumMetaTypeId == 0) || (v.userType() != enumMetaTypeId) || !v.constData())
                return false;
            v = QVariant(*reinterpret_cast<const int *>(v.constData()));
        }
        v.convert(QVariant::Int);
    }

    // the status variable is changed by qt_metacall to indicate what it did
    // this feature is currently only used by QtDBus and should not be depended
    // upon. Don't change it without looking into QDBusAbstractInterface first
    // -1 (unchanged): normal qt_metacall, result stored in argv[0]
    // changed: result stored directly in value, return the value of status
    int status = -1;
    void *argv[] = { v.data(), &v, &status, &flags };
    QMetaObject::metacall(object, QMetaObject::WriteProperty, idx, argv);
    return status;
}