static void populateRuleComponentModel(RuleComponentModel *component, QmlObject::Ptr object,
const QMap<QString, QmlObject::Ptr> &mappers)
{
if (!component) {
return;
}
for (int i = 0; i < component->count(); ++i) {
QVariant type = component->data(component->index(i), RuleComponentModel::Type);
MetaProperty *meta = type.value<MetaProperty *>();
if (meta) {
QString key = meta->name();
if (object->hasProperty(key)) {
// TODO: migrate to MetaProperty
QVariant value = object->property(key);
if (value.canConvert<Reference::Ptr>()) {
Reference::Ptr reference = value.value<Reference::Ptr>();
if (mappers.contains(reference->identifier())) {
// Check mapper
QmlObject::Ptr mapper = mappers.value(reference->identifier());
if (mapper->type() == "TimeMapper") {
int hour = mapper->property("hour").toInt();
int minute = mapper->property("minute").toInt();
QTime time = QTime(hour, minute);
component->setValue(i, QVariant(time));
}
}
} else {
component->setValue(i, value);
}
}
}
}
}
bool MetaPropertyModel::setData(const QModelIndex &index, const QVariant &value, int role)
{
if (index.isValid() && index.column() == 1 && m_metaObject && m_object && role == Qt::EditRole) {
MetaProperty *property = m_metaObject->propertyAt(index.row());
property->setValue(m_metaObject->castForPropertyAt(m_object, index.row()), value);
return true;
}
return QAbstractItemModel::setData(index, value, role);
}
MetaProperty * AbstractMetaData::property(const QString &property) const
{
Q_D(const AbstractMetaData);
if (!d->metaProperties.contains(property)) {
MetaProperty *meta = getProperty(property, const_cast<AbstractMetaData *>(this));
Q_ASSERT(meta && meta->parent() == this);
d->metaProperties.insert(property, meta);
return meta;
}
return d->metaProperties[property];
}
Qt::ItemFlags MetaPropertyModel::flags(const QModelIndex &index) const
{
const Qt::ItemFlags f = QAbstractItemModel::flags(index);
if (!index.isValid() || index.column() != 1 || !m_metaObject || !m_object) {
return f;
}
MetaProperty *property = m_metaObject->propertyAt(index.row());
if (property->isReadOnly()) {
return f;
}
return f | Qt::ItemIsEditable;
}
void Object::setProperty(const char *name, Variant val)
{
int id = metaObject()->propertyId(name);
if(id < 0) {
LOG(Error, "Object '%s' of type '%s' does not have a property '%s'",
this->name().data(), metaObject()->className(), name);
return;
}
MetaProperty prop = metaObject()->property(id);
if(!prop.isWritable()) {
LOG(Error, "Property '%s' is not writable", name);
return;
}
return prop.write(this, val);
}
Variant Object::property(const char *name)
{
int id = metaObject()->propertyId(name);
if(id < 0) {
LOG(Error, "Object '%s' of type '%s' does not have a property '%s'",
this->name().data(), metaObject()->className(), name);
return Variant();
}
MetaProperty prop = metaObject()->property(id);
if(!prop.isReadable()) {
LOG(Error, "Property '%s' is not readable", name);
return Variant();
}
return prop.read(this);
}
QVariant MetaPropertyModel::data(const QModelIndex &index, int role) const
{
if (!m_metaObject || !index.isValid()) {
return QVariant();
}
MetaProperty *property = m_metaObject->propertyAt(index.row());
if (role == Qt::DisplayRole) {
switch (index.column()) {
case 0:
return property->name();
case 2:
return property->typeName();
case 3:
return property->metaObject()->className();
}
}
if (index.column() == 1) {
if (!m_object) {
return QVariant();
}
// TODO: cache this, to make this more robust against m_object becoming invalid
const QVariant value = property->value(m_metaObject->castForPropertyAt(m_object, index.row()));
switch (role) {
case Qt::DisplayRole:
return Util::variantToString(value);
case Qt::DecorationRole:
return Util::decorationForVariant(value);
case Qt::EditRole:
return value;
}
}
return QVariant();
}
