qdbusinterface.cpp File Reference

#include "qdbusinterface.h"
#include "qdbus_symbols_p.h"
#include <QtCore/qpointer.h>
#include <QtCore/qstringlist.h>
#include "qdbusmetatype_p.h"
#include "qdbusinterface_p.h"
#include "qdbusconnection_p.h"

Go to the source code of this file.

Functions
static void	copyArgument (void *to, int id, const QVariant &arg)

Function Documentation

copyArgument()

static void copyArgument ( void *  to, int  id, const QVariant &  arg  )

static

Definition at line 56 of file qdbusinterface.cpp.

Referenced by QDBusInterfacePrivate::metacall().

{
    if (id == arg.userType()) {
        switch (id) {
        case QVariant::Bool:
            *reinterpret_cast<bool *>(to) = arg.toBool();
            return;

        case QMetaType::UChar:
            *reinterpret_cast<uchar *>(to) = arg.value<uchar>();
            return;

        case QMetaType::Short:
            *reinterpret_cast<short *>(to) = arg.value<short>();
            return;

        case QMetaType::UShort:
            *reinterpret_cast<ushort *>(to) = arg.value<ushort>();
            return;

        case QVariant::Int:
            *reinterpret_cast<int *>(to) = arg.toInt();
            return;

        case QVariant::UInt:
            *reinterpret_cast<uint *>(to) = arg.toUInt();
            return;

        case QVariant::LongLong:
            *reinterpret_cast<qlonglong *>(to) = arg.toLongLong();
            return;

        case QVariant::ULongLong:
            *reinterpret_cast<qulonglong *>(to) = arg.toULongLong();
            return;

        case QVariant::Double:
            *reinterpret_cast<double *>(to) = arg.toDouble();
            return;

        case QVariant::String:
            *reinterpret_cast<QString *>(to) = arg.toString();
            return;

        case QVariant::ByteArray:
            *reinterpret_cast<QByteArray *>(to) = arg.toByteArray();
            return;

        case QVariant::StringList:
            *reinterpret_cast<QStringList *>(to) = arg.toStringList();
            return;
        }

        if (id == QDBusMetaTypeId::variant) {
            *reinterpret_cast<QDBusVariant *>(to) = arg.value<QDBusVariant>();
            return;
        } else if (id == QDBusMetaTypeId::objectpath) {
            *reinterpret_cast<QDBusObjectPath *>(to) = arg.value<QDBusObjectPath>();
            return;
        } else if (id == QDBusMetaTypeId::signature) {
            *reinterpret_cast<QDBusSignature *>(to) = arg.value<QDBusSignature>();
            return;
        }

        // those above are the only types possible
        // the demarshaller code doesn't demarshall anything else
        qFatal("Found a decoded basic type in a D-Bus reply that shouldn't be there");
    }

    // if we got here, it's either an un-dermarshalled type or a mismatch
    if (arg.userType() != QDBusMetaTypeId::argument) {
        // it's a mismatch
        //qWarning?
        return;
    }

    // is this type registered?
    const char *userSignature = QDBusMetaType::typeToSignature(id);
    if (!userSignature || !*userSignature) {
        // type not registered
        //qWarning?
        return;
    }

    // is it the same signature?
    QDBusArgument dbarg = arg.value<QDBusArgument>();
    if (dbarg.currentSignature() != QLatin1String(userSignature)) {
        // not the same signature, another mismatch
        //qWarning?
        return;
    }

    // we can demarshall
    QDBusMetaType::demarshall(dbarg, id, to);
}