+ QMutexLocker locker(&slaveMutex);
+ _detachSignals(obj);
+ _detachSlots(obj);
+ SyncableObject *syncobj = qobject_cast<SyncableObject *>(obj);
+ if(syncobj) _stopSync(syncobj);
+}
+
+void SignalProxy::detachSignals(QObject* sender) {
+ QMutexLocker locker(&slaveMutex);
+ _detachSignals(sender);
+}
+
+void SignalProxy::detachSlots(QObject* receiver) {
+ QMutexLocker locker(&slaveMutex);
+ _detachSlots(receiver);
+}
+
+void SignalProxy::stopSync(SyncableObject* obj) {
+ QMutexLocker locker(&slaveMutex);
+ _stopSync(obj);
+}
+
+void SignalProxy::_detachSignals(QObject* sender) {
+ if(!_relayHash.contains(sender))
+ return;
+ _relayHash.take(sender)->deleteLater();
+}
+
+void SignalProxy::_detachSlots(QObject* receiver) {
+ SlotHash::iterator slotIter = _attachedSlots.begin();
+ while(slotIter != _attachedSlots.end()) {
+ if(slotIter.value().first == receiver) {
+ slotIter = _attachedSlots.erase(slotIter);
+ } else
+ slotIter++;
+ }
+}
+
+void SignalProxy::_stopSync(SyncableObject* obj) {
+ if(_relayHash.contains(obj))
+ _relayHash[obj]->setSynchronize(false);
+
+ // we can't use a className here, since it might be effed up, if we receive the call as a result of a decon
+ // gladly the objectName() is still valid. So we have only to iterate over the classes not each instance! *sigh*
+ QHash<QByteArray, ObjectId>::iterator classIter = _syncSlave.begin();
+ while(classIter != _syncSlave.end()) {
+ if(classIter->contains(obj->objectName())) {
+ classIter->remove(obj->objectName());
+ break;
+ }
+ classIter++;
+ }
+}
+
+void SignalProxy::dispatchSignal(QIODevice *receiver, const QVariant &identifier, const QVariantList ¶ms) {
+ QVariantList packedFunc;
+ packedFunc << identifier;
+ packedFunc << params;
+ writeDataToDevice(receiver, QVariant(packedFunc));
+}
+
+void SignalProxy::dispatchSignal(const QVariant &identifier, const QVariantList ¶ms) {
+ // yes I know we have a little code duplication here... it's for the sake of performance
+ QVariantList packedFunc;
+ packedFunc << identifier;
+ packedFunc << params;
+ foreach(QIODevice* dev, _peerByteCount.keys())
+ writeDataToDevice(dev, QVariant(packedFunc));
+}
+
+void SignalProxy::receivePeerSignal(QIODevice *sender, const QVariant &packedFunc) {
+ QVariantList params(packedFunc.toList());
+
+ QVariant call = params.takeFirst();
+ if(call.type() != QVariant::Int)
+ return handleSignal(call.toByteArray(), params);
+
+ // well yes we are locking code here and not only data.
+ // otherwise each handler would have to lock the data anyway. this leaves us on the safe side
+ // unable to forget a lock
+ QMutexLocker locker(&slaveMutex);
+
+ switch(call.toInt()) {
+ case Sync:
+ return handleSync(params);
+ case InitRequest:
+ return handleInitRequest(sender, params);
+ case InitData:
+ return handleInitData(sender, params);
+ default:
+ qWarning() << "received undefined CallType" << call.toInt();
+ return;
+ }
+}
+
+void SignalProxy::handleSync(QVariantList params) {
+ if(params.count() < 3) {
+ qWarning() << "received invalid Sync call" << params;
+ return;
+ }
+
+ QByteArray className = params.takeFirst().toByteArray();
+ QString objectName = params.takeFirst().toString();
+ QByteArray signal = params.takeFirst().toByteArray();
+
+ if(!_syncSlave.contains(className) || !_syncSlave[className].contains(objectName)) {
+ qWarning() << QString("no registered receiver for sync call: %s::%s (objectName=\"%s\"). Params are:").arg(QString(className)).arg(QString(signal)).arg(objectName)
+ << params;
+ return;
+ }
+
+ SyncableObject *receiver = _syncSlave[className][objectName];
+ if(!syncMap(receiver).contains(signal)) {
+ qWarning() << QString("no matching slot for sync call: %s::%s (objectName=\"%s\"). Params are:").arg(QString(className)).arg(QString(signal)).arg(objectName)
+ << params;
+ return;
+ }
+
+ int slotId = syncMap(receiver)[signal];
+ if(!invokeSlot(receiver, slotId, params)) {
+ qWarning("SignalProxy::handleSync(): invokeMethod for \"%s\" failed ", methodName(receiver, slotId).constData());
+ return;
+ }
+ QMetaObject::invokeMethod(receiver, "updatedRemotely");
+}
+
+void SignalProxy::handleInitRequest(QIODevice *sender, const QVariantList ¶ms) {
+ if(params.count() != 2) {
+ qWarning() << "SignalProxy::handleInitRequest() received initRequest with invalid param Count:"
+ << params;
+ return;
+ }
+
+ QByteArray className(params[0].toByteArray());
+ QString objectName(params[1].toString());
+
+ if(!_syncSlave.contains(className)) {
+ qWarning() << "SignalProxy::handleInitRequest() received initRequest for unregistered Class:"
+ << className;
+ return;
+ }
+
+ if(!_syncSlave[className].contains(objectName)) {
+ qWarning() << "SignalProxy::handleInitRequest() received initRequest for unregistered Object:"
+ << className << objectName;
+ return;
+ }
+
+ SyncableObject *obj = _syncSlave[className][objectName];
+
+ QVariantList params_;
+ params_ << obj->metaObject()->className()
+ << obj->objectName()
+ << initData(obj);
+
+ dispatchSignal(sender, (int)InitData, params_);
+}
+
+void SignalProxy::handleInitData(QIODevice *sender, const QVariantList ¶ms) {
+ Q_UNUSED(sender)
+ if(params.count() != 3) {
+ qWarning() << "SignalProxy::handleInitRequest() received initRequest with invalid param Count:"
+ << params;
+ return;
+ }
+
+ QByteArray className(params[0].toByteArray());
+ QString objectName(params[1].toString());
+ QVariantMap propertyMap(params[2].toMap());
+
+ if(!_syncSlave.contains(className)) {
+ qWarning() << "SignalProxy::handleInitRequest() received initRequest for unregistered Class:"
+ << className;
+ return;
+ }
+
+ if(!_syncSlave[className].contains(objectName)) {
+ qWarning() << "SignalProxy::handleInitRequest() received initRequest for unregistered Object:"
+ << className << objectName;
+ return;
+ }
+
+ SyncableObject *obj = _syncSlave[className][objectName];
+ setInitData(obj, propertyMap);
+}
+
+void SignalProxy::handleSignal(const QByteArray &funcName, const QVariantList ¶ms) {
+ QObject* receiver;
+ int methodId;
+ SlotHash::const_iterator slot = _attachedSlots.constFind(funcName);
+ while(slot != _attachedSlots.constEnd() && slot.key() == funcName) {
+ receiver = (*slot).first;
+ methodId = (*slot).second;
+ if(!invokeSlot(receiver, methodId, params))
+ qWarning("SignalProxy::handleSignal(): invokeMethod for \"%s\" failed ", methodName(receiver, methodId).constData());
+ slot++;
+ }
+}
+
+bool SignalProxy::invokeSlot(QObject *receiver, int methodId, const QVariantList ¶ms) {
+ int numParams = argTypes(receiver, methodId).count();
+ QGenericArgument args[9];
+ for(int i = 0; i < numParams; i++)
+ args[i] = QGenericArgument(params[i].typeName(), params[i].constData());
+ return QMetaObject::invokeMethod(receiver, methodName(receiver, methodId), args[0], args[1], args[2], args[3], args[4], args[5], args[6], args[7], args[8]);
+}
+
+void SignalProxy::dataAvailable() {
+ // yet again. it's a private slot. no need for checks.
+ QIODevice* ioDev = qobject_cast<QIODevice* >(sender());
+ QVariant var;
+ while(readDataFromDevice(ioDev, _peerByteCount[ioDev], var))
+ receivePeerSignal(ioDev, var);
+}
+
+void SignalProxy::writeDataToDevice(QIODevice *dev, const QVariant &item) {
+ QAbstractSocket* sock = qobject_cast<QAbstractSocket*>(dev);
+ if(!dev->isOpen() || (sock && sock->state()!=QAbstractSocket::ConnectedState)) {
+ qWarning("SignalProxy: Can't call on a closed device");
+ return;