1 /***************************************************************************
2 * Copyright (C) 2005-2014 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 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
19 ***************************************************************************/
21 #include <QMetaProperty>
25 #include "syncableobject.h"
27 #include "signalproxy.h"
30 INIT_SYNCABLE_OBJECT(SyncableObject)
31 SyncableObject::SyncableObject(QObject *parent)
34 _allowClientUpdates(false)
39 SyncableObject::SyncableObject(const QString &objectName, QObject *parent)
42 _allowClientUpdates(false)
44 setObjectName(objectName);
48 SyncableObject::SyncableObject(const SyncableObject &other, QObject *parent)
50 _initialized(other._initialized),
51 _allowClientUpdates(other._allowClientUpdates)
56 SyncableObject::~SyncableObject()
58 QList<SignalProxy *>::iterator proxyIter = _signalProxies.begin();
59 while (proxyIter != _signalProxies.end()) {
60 SignalProxy *proxy = (*proxyIter);
61 proxyIter = _signalProxies.erase(proxyIter);
62 proxy->stopSynchronize(this);
67 SyncableObject &SyncableObject::operator=(const SyncableObject &other)
72 _initialized = other._initialized;
73 _allowClientUpdates = other._allowClientUpdates;
78 bool SyncableObject::isInitialized() const
84 void SyncableObject::setInitialized()
91 QVariantMap SyncableObject::toVariantMap()
93 QVariantMap properties;
95 const QMetaObject *meta = metaObject();
97 // we collect data from properties
100 for (int i = 0; i < meta->propertyCount(); i++) {
101 prop = meta->property(i);
102 propName = QString(prop.name());
103 if (propName == "objectName")
105 properties[propName] = prop.read(this);
108 // ...as well as methods, which have names starting with "init"
109 for (int i = 0; i < meta->methodCount(); i++) {
110 QMetaMethod method = meta->method(i);
111 QString methodname(SignalProxy::ExtendedMetaObject::methodName(method));
112 if (!methodname.startsWith("init") || methodname.startsWith("initSet") || methodname.startsWith("initDone"))
115 QVariant::Type variantType = QVariant::nameToType(method.typeName());
116 if (variantType == QVariant::Invalid && !QByteArray(method.typeName()).isEmpty()) {
117 qWarning() << "SyncableObject::toVariantMap(): cannot fetch init data for:" << this << method.signature() << "- Returntype is unknown to Qt's MetaSystem:" << QByteArray(method.typeName());
121 QVariant value(variantType, (const void *)0);
122 QGenericReturnArgument genericvalue = QGenericReturnArgument(method.typeName(), value.data());
123 QMetaObject::invokeMethod(this, methodname.toAscii(), genericvalue);
125 properties[SignalProxy::ExtendedMetaObject::methodBaseName(method)] = value;
131 void SyncableObject::fromVariantMap(const QVariantMap &properties)
133 const QMetaObject *meta = metaObject();
135 QVariantMap::const_iterator iterator = properties.constBegin();
137 while (iterator != properties.constEnd()) {
138 propName = iterator.key();
139 if (propName == "objectName") {
144 int propertyIndex = meta->indexOfProperty(propName.toAscii());
146 if (propertyIndex == -1 || !meta->property(propertyIndex).isWritable())
147 setInitValue(propName, iterator.value());
149 setProperty(propName.toAscii(), iterator.value());
150 // qDebug() << "<<< SYNC:" << name << iterator.value();
156 bool SyncableObject::setInitValue(const QString &property, const QVariant &value)
158 QString handlername = QString("initSet") + property;
159 handlername[7] = handlername[7].toUpper();
161 QString methodSignature = QString("%1(%2)").arg(handlername).arg(value.typeName());
162 int methodIdx = metaObject()->indexOfMethod(methodSignature.toAscii().constData());
164 QByteArray normedMethodName = QMetaObject::normalizedSignature(methodSignature.toAscii().constData());
165 methodIdx = metaObject()->indexOfMethod(normedMethodName.constData());
171 QGenericArgument param(value.typeName(), value.constData());
172 return QMetaObject::invokeMethod(this, handlername.toAscii(), param);
176 void SyncableObject::renameObject(const QString &newName)
178 const QString oldName = objectName();
179 if (oldName != newName) {
180 setObjectName(newName);
181 foreach(SignalProxy *proxy, _signalProxies) {
182 proxy->renameObject(this, newName, oldName);
188 void SyncableObject::update(const QVariantMap &properties)
190 fromVariantMap(properties);
191 SYNC(ARG(properties))
196 void SyncableObject::requestUpdate(const QVariantMap &properties)
198 if (allowClientUpdates()) {
201 REQUEST(ARG(properties))
205 void SyncableObject::sync_call__(SignalProxy::ProxyMode modeType, const char *funcname, ...) const
207 //qDebug() << Q_FUNC_INFO << modeType << funcname;
208 foreach(SignalProxy *proxy, _signalProxies) {
210 va_start(ap, funcname);
211 proxy->sync_call__(this, modeType, funcname, ap);
217 void SyncableObject::synchronize(SignalProxy *proxy)
219 if (_signalProxies.contains(proxy))
221 _signalProxies << proxy;
225 void SyncableObject::stopSynchronize(SignalProxy *proxy)
227 for (int i = 0; i < _signalProxies.count(); i++) {
228 if (_signalProxies[i] == proxy) {
229 _signalProxies.removeAt(i);