void QtMetaUtilities::setValue(const QMetaObject &metaObject, QObject *object, const QString &propertyName, const QVariant &value)
{
QString className = QLatin1String(metaObject.className());
if (className == "QObject")
return ;
int idx = metaObject.indexOfProperty(propertyName.toUtf8().data());
if (idx != -1)
metaObject.property(idx).write(object, value);
}
void QmlPropertyChangesNodeInstance::setPropertyBinding(const QString &name, const QString &expression)
{
QMetaObject metaObject = QQuickPropertyChanges::staticMetaObject;
if (metaObject.indexOfProperty(name.toLatin1()) > 0) { // 'restoreEntryValues', 'explicit'
ObjectNodeInstance::setPropertyBinding(name, expression);
} else {
changesObject()->changeExpression(name.toLatin1(), expression);
}
}
void CDiagramItem::fromXml(const QDomElement &n)
{
QDomElement e;
QString type, name, prop;
QObject *obj = NULL;
QMetaProperty pro;
QMetaObject *meta = NULL;
CDiagramSerializable *serialItem = NULL;
setLibraryCategory(n.attribute( QString("libCategory") ) );
setLibraryName(n.attribute( QString("libName") ) );
setCategory(n.attribute( QString("category") ) );
setName(n.attribute( QString("name") ) );
setId(n.attribute( QString("id") ).toInt() );
obj = dynamic_cast<QObject*>(this);
e = n.firstChildElement( QString("property") );
while (!e.isNull())
{
QByteArray b;
name = e.attribute( QString("name") );
type = e.attribute( QString("type") );
b = QByteArray::fromBase64( e.text().toAscii() );
QDataStream s(&b, QIODevice::ReadOnly);
QVariant value(s);
if (value.convert( QVariant::nameToType( qPrintable(type) ) ) )
{
meta = const_cast<QMetaObject*>( obj->metaObject() );
pro = meta->property( meta->indexOfProperty(qPrintable(name)) );
if (pro.isWritable())
obj->setProperty(qPrintable(name), value);
}
e = e.nextSiblingElement( QString("property") );
}
e = n.firstChildElement( QString("children") );
if (!e.isNull())
{
e = e.firstChildElement( QString("child") );
while (!e.isNull())
{
prop = e.attribute( QString("dynamicProperty") );
serialItem = RS_PROPERTY(prop.toAscii().constData());
if (serialItem)
serialItem->fromXml(e);
e = e.nextSiblingElement(QString("child"));
}
}
e = n.firstChildElement( QString("ext" ) );
extFromXml(e);
}
QVariant QtMetaUtilities::getValue(const QMetaObject &metaObject, const QObject *object, const QString &propertyName)
{
QVariant retour;
QString className = QLatin1String(metaObject.className());
if (className == "QObject")
return retour;
int idx = metaObject.indexOfProperty(propertyName.toUtf8().data());
if (idx != -1)
return metaObject.property(idx).read(object);
return retour;
}
void QmlPropertyChangesNodeInstance::setPropertyVariant(const QString &name, const QVariant &value)
{
QMetaObject metaObject = QQuickPropertyChanges::staticMetaObject;
if (metaObject.indexOfProperty(name.toLatin1()) > 0) { // 'restoreEntryValues', 'explicit'
ObjectNodeInstance::setPropertyVariant(name, value);
} else {
changesObject()->changeValue(name.toLatin1(), value);
QObject *targetObject = changesObject()->object();
if (targetObject && nodeInstanceServer()->activeStateInstance().isWrappingThisObject(changesObject()->state())) {
ServerNodeInstance targetInstance = nodeInstanceServer()->instanceForObject(targetObject);
targetInstance.setPropertyVariant(name, value);
}
}
}
void CDiagramItem::updateChildrenProperty(const QString &name, const QVariant &value)
{
QObject *obj = NULL;
QMetaObject *meta = NULL;
QList<QGraphicsItem*> items;
items = childItems();
for (int i = 0; i < items.length(); ++i)
{
obj = dynamic_cast<QObject*>(items.at(i));
if (obj)
{
meta = const_cast<QMetaObject*>( obj->metaObject() );
if (meta && meta->indexOfProperty(name.toAscii().constData()) != -1 )
{
obj->setProperty(name.toAscii().constData(), value);
}
}
}
}