void updateModel(QStandardItem* parentItem, const std::string& propertyPrefix = "") {
// Go throw keys of parentItem
for (int iRow = 0; iRow < parentItem->rowCount(); ++iRow) {
QStandardItem* valueItem = parentItem->child(iRow, 1);
if (valueItem && valueItem->data(Qt::UserRole).canConvert<PropertyReference>()) {
PropertyReference ref = valueItem->data(Qt::UserRole).value<PropertyReference>();
IReflectableAttribute* reflectable = ref.getProperty()->getAttribute<IReflectableAttribute>();
if (reflectable) {
ReflectableClass* subObject = reflectable->getValuePtr(*ref.getObject(), ref.getProperty());
// If the type of the reflectable object has changed, the subtree needs to be rebuild.
// You need to know the previous type in order to detect a change. ScalarAttributes are
// no longer supported in order to guarantee, that the string value is always set to the
// previous type name.
if (subObject) {
std::string oldClassName(valueItem->text().toStdString());
if (oldClassName.compare(subObject->getClassName())) {
valueItem->setText(subObject->getClassName().c_str());
buildModel(parentItem->child(iRow, 0), subObject, ref.getNode().get(), propertyPrefix + ref.getProperty()->getName() + ".");
} else {
updateModel(parentItem->child(iRow, 0), propertyPrefix + ref.getProperty()->getName() + ".");
}
} else {
valueItem->setText(ref.getProperty()->getStringValue(*ref.getObject()).c_str());
}
} else if (ref.getProperty()->getAttribute<FlagAttribute>()) {
ClassProperty<bool>* boolProperty = dynamic_cast<ClassProperty<bool>* >(ref.getProperty());
// properties tagged as Flag() must be of type bool
assert(boolProperty);
if (boolProperty->getValue(*ref.getObject()))
valueItem->setCheckState(Qt::Checked);
else
valueItem->setCheckState(Qt::Unchecked);
} else{
valueItem->setText(ref.getProperty()->getStringValue(*ref.getObject()).c_str());
}
} else {
if (parentItem->child(iRow, 0)->hasChildren()) {
updateModel(parentItem->child(iRow, 0), propertyPrefix);
}
}
}
}
void Edge::changedHandler(capputils::ObservableClass* object, int eventId) {
// check for the right property ID
if ((object != this && eventId == (int)outputId) || (object == this && eventId == positionId)) {
PropertyReference* inputRef = getInputReference().get();
PropertyReference* outputRef = getOutputReference().get();
if (!inputRef || !outputRef)
return;
capputils::reflection::IClassProperty* inProp = inputRef->getProperty();
capputils::reflection::IClassProperty* outProp = outputRef->getProperty();
if (inProp && outProp) {
IMergeAttribute* merge = inProp->getAttribute<IMergeAttribute>();
if (merge) {
merge->setValue(*inputRef->getObject(), inProp, getInputPosition(), *outputRef->getObject(), outProp);
} else {
inProp->setValue(*inputRef->getObject(), *outputRef->getObject(), outProp);
}
}
}
}
void ModelHarmonizer::itemChanged(QStandardItem* item) {
if (!item)
return;
if (modelLocked)
return;
if (item->data(Qt::UserRole).canConvert<int>()) {
int from = item->data(Qt::UserRole).value<int>();
int to = item->index().row();
// Delete new row if new row (new row if value does not have a property reference)
if (!model->item(to, 1) || !model->item(to, 1)->data(Qt::UserRole).canConvert<PropertyReference>()) {
model->removeRow(to, item->index().parent());
if (from != to) {
// move rows to first valid position (count number of workflow module properties)
// Update grid positions of all keys
// Update workflow interface node order
boost::shared_ptr<gapputils::workflow::Node> node = this->node.lock();
int firstInterfaceProperty = 0;
for (int iRow = 0; iRow < model->rowCount(); ++iRow) {
if (model->item(iRow, 1) && model->item(iRow, 1)->data(Qt::UserRole).canConvert<PropertyReference>()) {
PropertyReference ref = model->item(iRow, 1)->data(Qt::UserRole).value<PropertyReference>();
if (ref.getObject() != node->getModule().get()) {
firstInterfaceProperty = iRow;
break;
}
}
}
to = std::max(to, firstInterfaceProperty);
if (from < to)
--to;
model->insertRow(to, model->takeRow(from));
modelLocked = true;
for (int gridPos = 0; gridPos < model->rowCount(); ++gridPos)
model->item(gridPos, 0)->setData(QVariant::fromValue(gridPos), Qt::UserRole);
modelLocked = false;
gapputils::Workflow* workflow = dynamic_cast<gapputils::Workflow*>(node.get());
if (workflow) {
workflow->moveInterfaceNode(from - firstInterfaceProperty, to - firstInterfaceProperty);
}
}
return;
}
}
// Update model if necessary
if (item->data(Qt::UserRole).canConvert<PropertyReference>()) {
const PropertyReference& reference = item->data(Qt::UserRole).value<PropertyReference>();
ReflectableClass* object = reference.getObject();
IClassProperty* prop = reference.getProperty();
QString qstr = item->text();
std::string str(qstr.toUtf8().data());
if (prop->getAttribute<FlagAttribute>()) {
if ((prop->getStringValue(*object) != "0") != (item->checkState() == Qt::Checked)) {
prop->setStringValue(*object, (item->checkState() == Qt::Checked ? "1" : "0"));
}
} else if (prop->getStringValue(*object).compare(str)) {
IReflectableAttribute* reflectable = prop->getAttribute<IReflectableAttribute>();
if (reflectable) {
ReflectableClass* subObject = reflectable->getValuePtr(*object, prop);
if (dynamic_cast<AbstractEnumerator*>(subObject)) {
stringstream stream(str);
subObject->fromStream(stream);
reflectable->setValuePtr(*object, prop, subObject);
}
} else {
prop->setStringValue(*object, str);
}
}
}
}
