1 /***************************************************************************
2 * Copyright (C) 2005-08 by the Quassel Project *
3 * devel@quassel-irc.org *
5 * This program is free software; you can redistribute it and/or modify *
6 * it under the terms of the GNU General Public License as published by *
7 * the Free Software Foundation; either version 2 of the License, or *
8 * (at your option) version 3. *
10 * This program is distributed in the hope that it will be useful, *
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
13 * GNU General Public License for more details. *
15 * You should have received a copy of the GNU General Public License *
16 * along with this program; if not, write to the *
17 * Free Software Foundation, Inc., *
18 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
19 ***************************************************************************/
21 #include "signalproxy.h"
25 #include <QAbstractSocket>
31 #include <QMetaMethod>
32 #include <QMetaProperty>
36 #include "syncableobject.h"
39 class SignalRelay: public QObject {
41 /* Q_OBJECT is not necessary or even allowed, because we implement
42 qt_metacall ourselves (and don't use any other features of the meta
46 SignalRelay(SignalProxy* parent, QObject* source);
47 int qt_metacall(QMetaObject::Call _c, int _id, void **_a);
49 void attachSignal(int methodId, const QByteArray &func);
51 void setSynchronize(bool);
52 bool synchronize() const;
57 bool isSyncMethod(int i);
61 QMultiHash<int, QByteArray> sigNames;
65 SignalRelay::SignalRelay(SignalProxy* parent, QObject* source)
71 QObject::connect(source, SIGNAL(destroyed()), parent, SLOT(detachSender()));
74 int SignalRelay::qt_metacall(QMetaObject::Call _c, int _id, void **_a) {
75 _id = QObject::qt_metacall(_c, _id, _a);
78 if(_c == QMetaObject::InvokeMetaMethod) {
79 if(sigNames.contains(_id) || synchronize()) {
80 const QList<int> &argTypes = proxy->argTypes(caller, _id);
82 int n = argTypes.size();
83 for(int i=0; i<n; i++) {
84 if(argTypes[i] == 0) {
85 qWarning() << "SignalRelay::qt_metacall(): received invalid data for argument number" << i << "of signal" << QString("%1::%2").arg(caller->metaObject()->className()).arg(caller->metaObject()->method(_id).signature());
86 qWarning() << " - make sure all your data types are known by the Qt MetaSystem";
89 params.append(QVariant(argTypes[i], _a[i+1]));
91 QMultiHash<int, QByteArray>::const_iterator funcIter = sigNames.constFind(_id);
92 while(funcIter != sigNames.constEnd() && funcIter.key() == _id) {
93 proxy->dispatchSignal(funcIter.value(), params);
97 // dispatch Sync Signal if necessary
98 QByteArray signature(caller->metaObject()->method(_id).signature());
99 if(synchronize() && proxy->syncMap(qobject_cast<SyncableObject *>(caller)).contains(signature)) {
100 //qDebug() << "__SYNC__ >>>"
101 // << caller->metaObject()->className()
102 // << caller->objectName()
105 // params.prepend(QVariant(_id));
106 params.prepend(signature);
107 params.prepend(caller->objectName());
108 params.prepend(caller->metaObject()->className());
109 proxy->dispatchSignal((int)SignalProxy::Sync, params);
112 _id -= QObject::staticMetaObject.methodCount();
117 void SignalRelay::setSynchronize(bool sync) {
118 const QMetaObject *meta = caller->metaObject();
121 for(int i = 0; i < meta->methodCount(); i++ ) {
123 QMetaObject::connect(caller, i, this, QObject::staticMetaObject.methodCount() + i);
125 } else if (_sync && !sync) {
127 for(int i = 0; i < meta->methodCount(); i++ ) {
129 QMetaObject::disconnect(caller, i, this, QObject::staticMetaObject.methodCount() + i);
135 bool SignalRelay::isSyncMethod(int i) {
136 QByteArray signature = caller->metaObject()->method(i).signature();
137 if(!proxy->syncMap(qobject_cast<SyncableObject *>(caller)).contains(signature))
140 if(proxy->proxyMode() == SignalProxy::Server && !signature.contains("Requested"))
143 if(proxy->proxyMode() == SignalProxy::Client && signature.contains("Requested"))
149 bool SignalRelay::synchronize() const {
153 int SignalRelay::sigCount() const {
154 // only for debuging purpose
155 return sigNames.count();
158 void SignalRelay::attachSignal(int methodId, const QByteArray &func) {
159 // we ride without safetybelts here... all checking for valid method etc pp has to be done by the caller
160 // all connected methodIds are offset by the standard methodCount of QObject
161 if(!sigNames.contains(methodId))
162 QMetaObject::connect(caller, methodId, this, QObject::staticMetaObject.methodCount() + methodId);
165 if(!func.isEmpty()) {
166 fn = QMetaObject::normalizedSignature(func);
168 fn = QByteArray("2") + caller->metaObject()->method(methodId).signature();
170 sigNames.insert(methodId, fn);
172 // ====================
174 // ====================
177 // ====================
179 // ====================
180 SignalProxy::SignalProxy(QObject* parent)
183 setProxyMode(Client);
186 SignalProxy::SignalProxy(ProxyMode mode, QObject* parent)
192 SignalProxy::SignalProxy(ProxyMode mode, QIODevice* device, QObject* parent)
199 SignalProxy::~SignalProxy() {
200 QList<QObject*> senders = _relayHash.keys();
201 foreach(QObject* sender, senders)
202 detachObject(sender);
205 void SignalProxy::setProxyMode(ProxyMode mode) {
206 foreach(QIODevice* peer, _peerByteCount.keys()) {
208 qWarning() << "SignalProxy: Cannot change proxy mode while connected";
219 SignalProxy::ProxyMode SignalProxy::proxyMode() const {
223 void SignalProxy::initServer() {
226 void SignalProxy::initClient() {
227 attachSlot("__objectRenamed__", this, SLOT(objectRenamed(QByteArray, QString, QString)));
230 bool SignalProxy::addPeer(QIODevice* iodev) {
234 if(_peerByteCount.contains(iodev))
237 if(proxyMode() == Client && !_peerByteCount.isEmpty()) {
238 qWarning("SignalProxy: only one peer allowed in client mode!");
243 qWarning("SignalProxy::the device you passed is not open!");
245 connect(iodev, SIGNAL(disconnected()), this, SLOT(removePeerBySender()));
246 connect(iodev, SIGNAL(readyRead()), this, SLOT(dataAvailable()));
248 QAbstractSocket* sock = qobject_cast<QAbstractSocket*>(iodev);
250 connect(sock, SIGNAL(disconnected()), this, SLOT(removePeerBySender()));
253 _peerByteCount[iodev] = 0;
255 if(_peerByteCount.count() == 1)
261 void SignalProxy::removePeerBySender() {
262 // OK we're brutal here... but since it's a private slot we know what we've got connected to it...
263 QIODevice *ioDev = (QIODevice *)(sender());
265 qDebug() << "Client disconnected.";
268 void SignalProxy::objectRenamed(QString oldname, QString newname) {
269 const QMetaObject *meta = sender()->metaObject();
270 const QByteArray className(meta->className());
271 objectRenamed(className, oldname, newname);
273 if(proxyMode() == Client)
277 params << className << oldname << newname;
278 dispatchSignal("__objectRenamed__", params);
281 void SignalProxy::objectRenamed(QByteArray classname, QString oldname, QString newname) {
282 if(_syncSlave.contains(classname) && _syncSlave[classname].contains(oldname) && oldname != newname)
283 _syncSlave[classname][newname] = _syncSlave[classname].take(oldname);
287 void SignalProxy::removePeer(QIODevice* iodev) {
288 if(_peerByteCount.isEmpty()) {
289 qWarning() << "SignalProxy: No peers in use!";
293 if(proxyMode() == Server && !iodev) {
295 QList<QIODevice *> peers = _peerByteCount.keys();
296 foreach(QIODevice *peer, peers)
300 if(proxyMode() != Server && !iodev)
301 iodev = _peerByteCount.keys().first();
305 if(!_peerByteCount.contains(iodev)) {
306 qWarning() << "SignalProxy: unknown QIODevice" << iodev;
313 if(readDataFromDevice(iodev, _peerByteCount[iodev], var))
314 receivePeerSignal(iodev, var);
318 _peerByteCount.remove(iodev);
320 disconnect(iodev, 0, this, 0);
321 emit peerRemoved(iodev);
323 if(_peerByteCount.isEmpty())
327 void SignalProxy::setArgTypes(QObject* obj, int methodId) {
328 const QMetaObject *meta = obj->metaObject();
329 QList<QByteArray> p = meta->method(methodId).parameterTypes();
332 for(int i=0; i<ct; i++)
333 argTypes.append(QMetaType::type(p.value(i)));
335 Q_ASSERT(!_classInfo[meta]->argTypes.contains(methodId));
336 _classInfo[meta]->argTypes[methodId] = argTypes;
339 const QList<int> &SignalProxy::argTypes(QObject *obj, int methodId) {
340 Q_ASSERT(_classInfo.contains(obj->metaObject()));
341 if(!_classInfo[obj->metaObject()]->argTypes.contains(methodId))
342 setArgTypes(obj, methodId);
343 return _classInfo[obj->metaObject()]->argTypes[methodId];
346 void SignalProxy::setMinArgCount(QObject *obj, int methodId) {
347 const QMetaObject *meta = obj->metaObject();
348 QString signature(meta->method(methodId).signature());
349 int minCount = meta->method(methodId).parameterTypes().count() - signature.count("=");
350 Q_ASSERT(!_classInfo[meta]->minArgCount.contains(methodId));
351 _classInfo[meta]->minArgCount[methodId] = minCount;
354 const int &SignalProxy::minArgCount(QObject *obj, int methodId) {
355 Q_ASSERT(_classInfo.contains(obj->metaObject()));
356 if(!_classInfo[obj->metaObject()]->minArgCount.contains(methodId))
357 setMinArgCount(obj, methodId);
358 return _classInfo[obj->metaObject()]->minArgCount[methodId];
361 void SignalProxy::setMethodName(QObject *obj, int methodId) {
362 const QMetaObject *meta = obj->metaObject();
363 QByteArray method(::methodName(meta->method(methodId)));
364 Q_ASSERT(!_classInfo[meta]->methodNames.contains(methodId));
365 _classInfo[meta]->methodNames[methodId] = method;
368 const QByteArray &SignalProxy::methodName(QObject *obj, int methodId) {
369 Q_ASSERT(_classInfo.contains(obj->metaObject()));
370 if(!_classInfo[obj->metaObject()]->methodNames.contains(methodId))
371 setMethodName(obj, methodId);
372 return _classInfo[obj->metaObject()]->methodNames[methodId];
376 void SignalProxy::setSyncMap(SyncableObject *obj) {
377 const QMetaObject *meta = obj->metaObject();
378 QHash<QByteArray, int> syncMap;
380 QList<int> slotIndexes;
381 for(int i = 0; i < meta->methodCount(); i++) {
382 if(meta->method(i).methodType() == QMetaMethod::Slot)
386 QMetaMethod signal, slot;
388 for(int signalIdx = 0; signalIdx < meta->methodCount(); signalIdx++) {
389 signal = meta->method(signalIdx);
390 if(signal.methodType() != QMetaMethod::Signal)
394 foreach(int slotIdx, slotIndexes) {
395 slot = meta->method(slotIdx);
396 if(methodsMatch(signal, slot)) {
402 slotIndexes.removeAt(slotIndexes.indexOf(matchIdx));
403 syncMap[QByteArray(signal.signature())] = matchIdx;
407 Q_ASSERT(_classInfo[meta]->syncMap.isEmpty());
408 _classInfo[meta]->syncMap = syncMap;
411 const QHash<QByteArray,int> &SignalProxy::syncMap(SyncableObject *obj) {
412 Q_ASSERT(_classInfo.contains(obj->metaObject()));
413 if(_classInfo[obj->metaObject()]->syncMap.isEmpty())
415 return _classInfo[obj->metaObject()]->syncMap;
418 void SignalProxy::setUpdatedRemotelyId(QObject *obj) {
419 const QMetaObject *meta = obj->metaObject();
420 Q_ASSERT(_classInfo.contains(meta));
421 _classInfo[meta]->updatedRemotelyId = meta->indexOfSignal("updatedRemotely()");
424 int SignalProxy::updatedRemotelyId(SyncableObject *obj) {
425 Q_ASSERT(_classInfo.contains(obj->metaObject()));
426 return _classInfo[obj->metaObject()]->updatedRemotelyId;
429 void SignalProxy::createClassInfo(QObject *obj) {
430 if(_classInfo.contains(obj->metaObject()))
433 ClassInfo *classInfo = new ClassInfo();
434 _classInfo[obj->metaObject()] = classInfo;
435 setUpdatedRemotelyId(obj);
438 bool SignalProxy::attachSignal(QObject* sender, const char* signal, const QByteArray& sigName) {
439 const QMetaObject* meta = sender->metaObject();
440 QByteArray sig(meta->normalizedSignature(signal).mid(1));
441 int methodId = meta->indexOfMethod(sig.constData());
442 if(methodId == -1 || meta->method(methodId).methodType() != QMetaMethod::Signal) {
443 qWarning() << "SignalProxy::attachSignal(): No such signal" << signal;
447 createClassInfo(sender);
450 if(_relayHash.contains(sender))
451 relay = _relayHash[sender];
453 relay = _relayHash[sender] = new SignalRelay(this, sender);
455 relay->attachSignal(methodId, sigName);
461 bool SignalProxy::attachSlot(const QByteArray& sigName, QObject* recv, const char* slot) {
462 const QMetaObject* meta = recv->metaObject();
463 int methodId = meta->indexOfMethod(meta->normalizedSignature(slot).mid(1));
464 if(methodId == -1 || meta->method(methodId).methodType() == QMetaMethod::Method) {
465 qWarning() << "SignalProxy::attachSlot(): No such slot" << slot;
469 createClassInfo(recv);
471 QByteArray funcName = QMetaObject::normalizedSignature(sigName.constData());
472 _attachedSlots.insert(funcName, qMakePair(recv, methodId));
474 QObject::disconnect(recv, SIGNAL(destroyed()), this, SLOT(detachSender()));
475 QObject::connect(recv, SIGNAL(destroyed()), this, SLOT(detachSender()));
479 void SignalProxy::synchronize(SyncableObject *obj) {
480 createClassInfo(obj);
482 // attaching all the Signals
484 if(_relayHash.contains(obj))
485 relay = _relayHash[obj];
487 relay = _relayHash[obj] = new SignalRelay(this, obj);
489 relay->setSynchronize(true);
491 // attaching as slave to receive sync Calls
492 QByteArray className(obj->metaObject()->className());
493 _syncSlave[className][obj->objectName()] = obj;
495 if(proxyMode() == Server) {
496 if(obj->metaObject()->indexOfSignal(QMetaObject::normalizedSignature("renameObject(QString, QString)")) != -1)
497 connect(obj, SIGNAL(renameObject(QString, QString)), this, SLOT(objectRenamed(QString, QString)));
505 void SignalProxy::setInitialized(SyncableObject *obj) {
506 obj->setInitialized();
507 emit objectInitialized(obj);
510 bool SignalProxy::isInitialized(SyncableObject *obj) const {
511 return obj->isInitialized();
514 void SignalProxy::requestInit(SyncableObject *obj) {
515 if(proxyMode() == Server || isInitialized(obj))
519 params << obj->metaObject()->className()
520 << obj->objectName();
521 dispatchSignal((int)InitRequest, params);
524 void SignalProxy::detachSender() {
525 detachObject(sender());
528 void SignalProxy::detachObject(QObject* obj) {
531 stopSync(static_cast<SyncableObject *>(obj));
534 void SignalProxy::detachSignals(QObject* sender) {
535 if(!_relayHash.contains(sender))
537 _relayHash.take(sender)->deleteLater();
540 void SignalProxy::detachSlots(QObject* receiver) {
541 SlotHash::iterator slotIter = _attachedSlots.begin();
542 while(slotIter != _attachedSlots.end()) {
543 if(slotIter.value().first == receiver) {
544 slotIter = _attachedSlots.erase(slotIter);
550 void SignalProxy::stopSync(SyncableObject* obj) {
551 if(_relayHash.contains(obj))
552 _relayHash[obj]->setSynchronize(false);
554 // we can't use a className here, since it might be effed up, if we receive the call as a result of a decon
555 // gladly the objectName() is still valid. So we have only to iterate over the classes not each instance! *sigh*
556 QHash<QByteArray, ObjectId>::iterator classIter = _syncSlave.begin();
557 while(classIter != _syncSlave.end()) {
558 if(classIter->contains(obj->objectName()) && classIter.value()[obj->objectName()] == obj) {
559 classIter->remove(obj->objectName());
566 void SignalProxy::dispatchSignal(QIODevice *receiver, const QVariant &identifier, const QVariantList ¶ms) {
567 QVariantList packedFunc;
568 packedFunc << identifier;
569 packedFunc << params;
570 writeDataToDevice(receiver, QVariant(packedFunc));
573 void SignalProxy::dispatchSignal(const QVariant &identifier, const QVariantList ¶ms) {
574 // yes I know we have a little code duplication here... it's for the sake of performance
575 QVariantList packedFunc;
576 packedFunc << identifier;
577 packedFunc << params;
578 foreach(QIODevice* dev, _peerByteCount.keys())
579 writeDataToDevice(dev, QVariant(packedFunc));
582 void SignalProxy::receivePeerSignal(QIODevice *sender, const QVariant &packedFunc) {
583 QVariantList params(packedFunc.toList());
585 QVariant call = params.takeFirst();
586 if(call.type() != QVariant::Int)
587 return handleSignal(call.toByteArray(), params);
589 switch(call.toInt()) {
591 return handleSync(params);
593 return handleInitRequest(sender, params);
595 return handleInitData(sender, params);
597 qWarning() << "received undefined CallType" << call.toInt();
602 void SignalProxy::handleSync(QVariantList params) {
603 if(params.count() < 3) {
604 qWarning() << "received invalid Sync call" << params;
608 QByteArray className = params.takeFirst().toByteArray();
609 QString objectName = params.takeFirst().toString();
610 QByteArray signal = params.takeFirst().toByteArray();
612 if(!_syncSlave.contains(className) || !_syncSlave[className].contains(objectName)) {
613 qWarning() << QString("no registered receiver for sync call: %1::%2 (objectName=\"%3\"). Params are:").arg(QString(className)).arg(QString(signal)).arg(objectName)
618 SyncableObject *receiver = _syncSlave[className][objectName];
619 if(!syncMap(receiver).contains(signal)) {
620 qWarning() << QString("no matching slot for sync call: %1::%2 (objectName=\"%3\"). Params are:").arg(QString(className)).arg(QString(signal)).arg(objectName)
625 int slotId = syncMap(receiver)[signal];
626 if(!invokeSlot(receiver, slotId, params)) {
627 qWarning("SignalProxy::handleSync(): invokeMethod for \"%s\" failed ", methodName(receiver, slotId).constData());
630 invokeSlot(receiver, updatedRemotelyId(receiver));
633 void SignalProxy::handleInitRequest(QIODevice *sender, const QVariantList ¶ms) {
634 if(params.count() != 2) {
635 qWarning() << "SignalProxy::handleInitRequest() received initRequest with invalid param Count:"
640 QByteArray className(params[0].toByteArray());
641 QString objectName(params[1].toString());
643 if(!_syncSlave.contains(className)) {
644 qWarning() << "SignalProxy::handleInitRequest() received initRequest for unregistered Class:"
649 if(!_syncSlave[className].contains(objectName)) {
650 qWarning() << "SignalProxy::handleInitRequest() received initRequest for unregistered Object:"
651 << className << objectName;
655 SyncableObject *obj = _syncSlave[className][objectName];
657 QVariantList params_;
658 params_ << obj->metaObject()->className()
662 dispatchSignal(sender, (int)InitData, params_);
665 void SignalProxy::handleInitData(QIODevice *sender, const QVariantList ¶ms) {
667 if(params.count() != 3) {
668 qWarning() << "SignalProxy::handleInitData() received initData with invalid param Count:"
673 QByteArray className(params[0].toByteArray());
674 QString objectName(params[1].toString());
675 QVariantMap propertyMap(params[2].toMap());
677 if(!_syncSlave.contains(className)) {
678 qWarning() << "SignalProxy::handleInitData() received initData for unregistered Class:"
683 if(!_syncSlave[className].contains(objectName)) {
684 qWarning() << "SignalProxy::handleInitData() received initData for unregistered Object:"
685 << className << objectName;
689 SyncableObject *obj = _syncSlave[className][objectName];
690 setInitData(obj, propertyMap);
693 void SignalProxy::handleSignal(const QByteArray &funcName, const QVariantList ¶ms) {
696 SlotHash::const_iterator slot = _attachedSlots.constFind(funcName);
697 while(slot != _attachedSlots.constEnd() && slot.key() == funcName) {
698 receiver = (*slot).first;
699 methodId = (*slot).second;
700 if(!invokeSlot(receiver, methodId, params))
701 qWarning("SignalProxy::handleSignal(): invokeMethod for \"%s\" failed ", methodName(receiver, methodId).constData());
706 bool SignalProxy::invokeSlot(QObject *receiver, int methodId, const QVariantList ¶ms) {
707 const QList<int> args = argTypes(receiver, methodId);
708 const int numArgs = params.count() < args.count()
712 if(minArgCount(receiver, methodId) > params.count()) {
713 qWarning() << "SignalProxy::invokeSlot(): not enough params to invoke" << methodName(receiver, methodId);
717 void *_a[] = {0, // return type
718 0, 0, 0, 0 , 0, // and 10 args - that's the max size qt can handle with signals and slots
720 // check for argument compatibility and build params array
721 for(int i = 0; i < numArgs; i++) {
722 if(!params[i].isValid()) {
723 qWarning() << "SignalProxy::invokeSlot(): received invalid data for argument number" << i << "of method" << QString("%1::%2()").arg(receiver->metaObject()->className()).arg(receiver->metaObject()->method(methodId).signature());
724 qWarning() << " - make sure all your data types are known by the Qt MetaSystem";
727 if(args[i] != QMetaType::type(params[i].typeName())) {
728 qWarning() << "SignalProxy::invokeSlot(): incompatible param types to invoke" << methodName(receiver, methodId);
731 _a[i+1] = const_cast<void *>(params[i].constData());
735 Qt::ConnectionType type = QThread::currentThread() == receiver->thread()
736 ? Qt::DirectConnection
737 : Qt::QueuedConnection;
739 if (type == Qt::DirectConnection) {
740 return receiver->qt_metacall(QMetaObject::InvokeMetaMethod, methodId, _a) < 0;
742 qWarning() << "Queued Connections are not implemented yet";
743 // not to self: qmetaobject.cpp:990 ff
749 void SignalProxy::dataAvailable() {
750 // yet again. it's a private slot. no need for checks.
751 QIODevice* ioDev = qobject_cast<QIODevice* >(sender());
753 while(readDataFromDevice(ioDev, _peerByteCount[ioDev], var))
754 receivePeerSignal(ioDev, var);
757 void SignalProxy::writeDataToDevice(QIODevice *dev, const QVariant &item) {
758 QAbstractSocket* sock = qobject_cast<QAbstractSocket*>(dev);
759 if(!dev->isOpen() || (sock && sock->state()!=QAbstractSocket::ConnectedState)) {
760 qWarning("SignalProxy: Can't call on a closed device");
764 QDataStream out(&block, QIODevice::WriteOnly);
765 out.setVersion(QDataStream::Qt_4_2);
766 out << (quint32)0 << item;
767 out.device()->seek(0);
768 out << (quint32)(block.size() - sizeof(quint32));
772 bool SignalProxy::readDataFromDevice(QIODevice *dev, quint32 &blockSize, QVariant &item) {
774 in.setVersion(QDataStream::Qt_4_2);
777 if(dev->bytesAvailable() < (int)sizeof(quint32)) return false;
781 if(dev->bytesAvailable() < blockSize)
788 bool SignalProxy::methodsMatch(const QMetaMethod &signal, const QMetaMethod &slot) const {
789 // if we don't even have the same basename it's a sure NO
790 if(methodBaseName(signal) != methodBaseName(slot))
793 // are the signatures compatible?
794 if(!QObject::staticMetaObject.checkConnectArgs(signal.signature(), slot.signature()))
797 // we take an educated guess if the signals and slots match
798 QString signalsuffix = ::methodName(signal).mid(QString(::methodName(signal)).lastIndexOf(QRegExp("[A-Z]"))).toLower();
799 QString slotprefix = ::methodName(slot).left(QString(::methodName(slot)).indexOf(QRegExp("[A-Z]"))).toLower();
801 uint sizediff = qAbs(slotprefix.size() - signalsuffix.size());
802 int ratio = editingDistance(slotprefix, signalsuffix) - sizediff;
806 QString SignalProxy::methodBaseName(const QMetaMethod &method) {
807 QString methodname = QString(method.signature()).section("(", 0, 0);
809 // determine where we have to chop:
810 if(method.methodType() == QMetaMethod::Slot) {
811 // we take evertyhing from the first uppercase char if it's slot
812 methodname = methodname.mid(methodname.indexOf(QRegExp("[A-Z]")));
814 // and if it's a signal we discard everything from the last uppercase char
815 methodname = methodname.left(methodname.lastIndexOf(QRegExp("[A-Z]")));
818 methodname[0] = methodname[0].toUpper();
823 QVariantMap SignalProxy::initData(SyncableObject *obj) const {
824 return obj->toVariantMap();
827 void SignalProxy::setInitData(SyncableObject *obj, const QVariantMap &properties) {
828 if(isInitialized(obj))
830 obj->fromVariantMap(properties);
832 invokeSlot(obj, updatedRemotelyId(obj));
835 void SignalProxy::dumpProxyStats() {
837 if(proxyMode() == Server)
843 foreach(SignalRelay *relay, _relayHash.values())
844 sigCount += relay->sigCount();
847 foreach(ObjectId oid, _syncSlave.values())
848 slaveCount += oid.count();
851 qDebug() << " Proxy Mode:" << mode;
852 qDebug() << "attached sending Objects:" << _relayHash.count();
853 qDebug() << " number of Signals:" << sigCount;
854 qDebug() << " attached Slots:" << _attachedSlots.count();
855 qDebug() << " number of synced Slaves:" << slaveCount;
856 qDebug() << "number of Classes cached:" << _classInfo.count();
859 void SignalProxy::dumpSyncMap(SyncableObject *object) {
860 const QMetaObject *meta = object->metaObject();
861 qDebug() << "SignalProxy: SyncMap for Class" << meta->className();
863 QHash<QByteArray, int> syncMap_ = syncMap(object);
864 QHash<QByteArray, int>::const_iterator iter = syncMap_.constBegin();
865 while(iter != syncMap_.constEnd()) {
866 qDebug() << iter.key() << "-->" << iter.value() << meta->method(iter.value()).signature();
869 // QHash<int, int> syncMap_ = syncMap(object);
870 // QHash<int, int>::const_iterator iter = syncMap_.constBegin();
871 // while(iter != syncMap_.constEnd()) {
872 // qDebug() << iter.key() << meta->method(iter.key()).signature() << "-->" << iter.value() << meta->method(iter.value()).signature();