static QString generateInterfaceXml(const QMetaObject *mo, int flags, int methodOffset, int propOffset)
{
QString retval;
// start with properties:
if (flags & (QDBusConnection::ExportScriptableProperties |
QDBusConnection::ExportNonScriptableProperties)) {
for (int i = propOffset; i < mo->propertyCount(); ++i) {
static const char *accessvalues[] = {0, "read", "write", "readwrite"};
QMetaProperty mp = mo->property(i);
if (!((mp.isScriptable() && (flags & QDBusConnection::ExportScriptableProperties)) ||
(!mp.isScriptable() && (flags & QDBusConnection::ExportNonScriptableProperties))))
continue;
int access = 0;
if (mp.isReadable())
access |= 1;
if (mp.isWritable())
access |= 2;
int typeId = qDBusNameToTypeId(mp.typeName());
if (!typeId)
continue;
const char *signature = QDBusMetaType::typeToSignature(typeId);
if (!signature)
continue;
retval += QString::fromLatin1(" <property name=\"%1\" type=\"%2\" access=\"%3\"")
.arg(QLatin1String(mp.name()))
.arg(QLatin1String(signature))
.arg(QLatin1String(accessvalues[access]));
if (QDBusMetaType::signatureToType(signature) == QVariant::Invalid) {
const char *typeName = QVariant::typeToName(QVariant::Type(typeId));
retval += QString::fromLatin1(">\n <annotation name=\"com.trolltech.QtDBus.QtTypeName\" value=\"%3\"/>\n </property>\n")
.arg(typeNameToXml(typeName));
} else {
retval += QLatin1String("/>\n");
}
}
}
// now add methods:
for (int i = methodOffset; i < mo->methodCount(); ++i) {
QMetaMethod mm = mo->method(i);
QByteArray signature = mm.signature();
int paren = signature.indexOf('(');
bool isSignal;
if (mm.methodType() == QMetaMethod::Signal)
// adding a signal
isSignal = true;
else if (mm.methodType() == QMetaMethod::Slot && mm.access() == QMetaMethod::Public)
isSignal = false;
else
continue; // neither signal nor public slot
if (isSignal && !(flags & (QDBusConnection::ExportScriptableSignals |
QDBusConnection::ExportNonScriptableSignals)))
continue; // we're not exporting any signals
if (!isSignal && !(flags & (QDBusConnection::ExportScriptableSlots |
QDBusConnection::ExportNonScriptableSlots)))
continue; // we're not exporting any slots
QString xml = QString::fromLatin1(" <%1 name=\"%2\">\n")
.arg(isSignal ? QLatin1String("signal") : QLatin1String("method"))
.arg(QLatin1String(signature.left(paren)));
// check the return type first
int typeId = qDBusNameToTypeId(mm.typeName());
if (typeId) {
const char *typeName = QDBusMetaType::typeToSignature(typeId);
if (typeName) {
xml += QString::fromLatin1(" <arg type=\"%1\" direction=\"out\"/>\n")
.arg(typeNameToXml(typeName));
// do we need to describe this argument?
if (QDBusMetaType::signatureToType(typeName) == QVariant::Invalid)
xml += QString::fromLatin1(" <annotation name=\"com.trolltech.QtDBus.QtTypeName.Out0\" value=\"%1\"/>\n")
.arg(typeNameToXml(mm.typeName()));
} else
continue;
}
else if (*mm.typeName())
continue; // wasn't a valid type
QList<QByteArray> names = mm.parameterNames();
QList<int> types;
int inputCount = qDBusParametersForMethod(mm, types);
if (inputCount == -1)
continue; // invalid form
if (isSignal && inputCount + 1 != types.count())
continue; // signal with output arguments?
if (isSignal && types.at(inputCount) == QDBusMetaTypeId::message)
continue; // signal with QDBusMessage argument?
if (isSignal && mm.attributes() & QMetaMethod::Cloned)
continue; // cloned signal?
int j;
bool isScriptable = mm.attributes() & QMetaMethod::Scriptable;
for (j = 1; j < types.count(); ++j) {
// input parameter for a slot or output for a signal
if (types.at(j) == QDBusMetaTypeId::message) {
isScriptable = true;
continue;
}
QString name;
if (!names.at(j - 1).isEmpty())
name = QString::fromLatin1("name=\"%1\" ").arg(QLatin1String(names.at(j - 1)));
bool isOutput = isSignal || j > inputCount;
const char *signature = QDBusMetaType::typeToSignature(types.at(j));
xml += QString::fromLatin1(" <arg %1type=\"%2\" direction=\"%3\"/>\n")
.arg(name)
.arg(QLatin1String(signature))
.arg(isOutput ? QLatin1String("out") : QLatin1String("in"));
// do we need to describe this argument?
if (QDBusMetaType::signatureToType(signature) == QVariant::Invalid) {
const char *typeName = QVariant::typeToName( QVariant::Type(types.at(j)) );
xml += QString::fromLatin1(" <annotation name=\"com.trolltech.QtDBus.QtTypeName.%1%2\" value=\"%3\"/>\n")
.arg(isOutput ? QLatin1String("Out") : QLatin1String("In"))
.arg(isOutput ? j - 1 : j - inputCount)
.arg(typeNameToXml(typeName));
}
}
int wantedMask;
if (isScriptable)
wantedMask = isSignal ? QDBusConnection::ExportScriptableSignals
: QDBusConnection::ExportScriptableSlots;
else
wantedMask = isSignal ? QDBusConnection::ExportNonScriptableSignals
: QDBusConnection::ExportNonScriptableSlots;
if ((flags & wantedMask) != wantedMask)
continue;
if (qDBusCheckAsyncTag(mm.tag()))
// add the no-reply annotation
xml += QLatin1String(" <annotation name=\"" ANNOTATION_NO_WAIT "\""
" value=\"true\"/>\n");
retval += xml;
retval += QString::fromLatin1(" </%1>\n")
.arg(isSignal ? QLatin1String("signal") : QLatin1String("method"));
}
return retval;
}
static QString addFunction(const FunctionDef &mm, bool isSignal = false) {
QString xml = QString::fromLatin1(" <%1 name=\"%2\">\n")
.arg(isSignal ? QLatin1String("signal") : QLatin1String("method"))
.arg(QLatin1String(mm.name));
// check the return type first
int typeId = QMetaType::type(mm.normalizedType.constData());
if (typeId != QMetaType::Void) {
if (typeId) {
const char *typeName = QDBusMetaType::typeToSignature(typeId);
if (typeName) {
xml += QString::fromLatin1(" <arg type=\"%1\" direction=\"out\"/>\n")
.arg(typeNameToXml(typeName));
// do we need to describe this argument?
if (QDBusMetaType::signatureToType(typeName) == QVariant::Invalid)
xml += QString::fromLatin1(" <annotation name=\"org.qtproject.QtDBus.QtTypeName.Out0\" value=\"%1\"/>\n")
.arg(typeNameToXml(mm.normalizedType.constData()));
} else {
return QString();
}
} else if (!mm.normalizedType.isEmpty()) {
return QString(); // wasn't a valid type
}
}
QList<ArgumentDef> names = mm.arguments;
QVector<int> types;
QString errorMsg;
int inputCount = qDBusParametersForMethod(mm, types, errorMsg);
if (inputCount == -1) {
qWarning() << qPrintable(errorMsg);
return QString(); // invalid form
}
if (isSignal && inputCount + 1 != types.count())
return QString(); // signal with output arguments?
if (isSignal && types.at(inputCount) == QDBusMetaTypeId::message())
return QString(); // signal with QDBusMessage argument?
bool isScriptable = mm.isScriptable;
for (int j = 1; j < types.count(); ++j) {
// input parameter for a slot or output for a signal
if (types.at(j) == QDBusMetaTypeId::message()) {
isScriptable = true;
continue;
}
QString name;
if (!names.at(j - 1).name.isEmpty())
name = QString::fromLatin1("name=\"%1\" ").arg(QString::fromLatin1(names.at(j - 1).name));
bool isOutput = isSignal || j > inputCount;
const char *signature = QDBusMetaType::typeToSignature(types.at(j));
xml += QString::fromLatin1(" <arg %1type=\"%2\" direction=\"%3\"/>\n")
.arg(name)
.arg(QLatin1String(signature))
.arg(isOutput ? QLatin1String("out") : QLatin1String("in"));
// do we need to describe this argument?
if (QDBusMetaType::signatureToType(signature) == QVariant::Invalid) {
const char *typeName = QMetaType::typeName(types.at(j));
xml += QString::fromLatin1(" <annotation name=\"org.qtproject.QtDBus.QtTypeName.%1%2\" value=\"%3\"/>\n")
.arg(isOutput ? QLatin1String("Out") : QLatin1String("In"))
.arg(isOutput && !isSignal ? j - inputCount : j - 1)
.arg(typeNameToXml(typeName));
}
}
int wantedMask;
if (isScriptable)
wantedMask = isSignal ? QDBusConnection::ExportScriptableSignals
: QDBusConnection::ExportScriptableSlots;
else
wantedMask = isSignal ? QDBusConnection::ExportNonScriptableSignals
: QDBusConnection::ExportNonScriptableSlots;
if ((flags & wantedMask) != wantedMask)
return QString();
if (qDBusCheckAsyncTag(mm.tag.constData()))
// add the no-reply annotation
xml += QLatin1String(" <annotation name=\"" ANNOTATION_NO_WAIT "\""
" value=\"true\"/>\n");
QString retval = xml;
retval += QString::fromLatin1(" </%1>\n")
.arg(isSignal ? QLatin1String("signal") : QLatin1String("method"));
return retval;
}
