QModelIndex ProjectDirModel::index(int row, int column,
const QModelIndex &parent) const {
if (column != 0) return QModelIndex();
DvDirModelNode *parentNode = m_root;
if (parent.isValid()) parentNode = getNode(parent);
if (row < 0 || row >= parentNode->getChildCount()) return QModelIndex();
DvDirModelNode *node = parentNode->getChild(row);
return createIndex(row, column, node);
}
void ProjectDirModel::refresh(const QModelIndex &index) {
if (!index.isValid()) return;
DvDirModelNode *node = getNode(index);
if (!node) return;
emit layoutAboutToBeChanged();
emit beginRemoveRows(index, 0, node->getChildCount());
node->refreshChildren();
emit endRemoveRows();
emit layoutChanged();
}
QModelIndex ProjectDirModel::childByName(const QModelIndex &parent,
const std::wstring &name) const {
if (!parent.isValid()) return QModelIndex();
DvDirModelNode *parentNode = getNode(parent);
if (!parentNode) return QModelIndex();
int row = parentNode->rowByName(name);
if (row < 0 || row >= parentNode->getChildCount()) return QModelIndex();
DvDirModelNode *childNode = parentNode->getChild(row);
return createIndex(row, 0, childNode);
}
void ExportSceneDvDirModel::refresh(const QModelIndex &index)
{
DvDirModelNode *node;
if (!index.isValid())
node = m_root;
else
node = getNode(index);
if (!node)
return;
emit layoutAboutToBeChanged();
emit beginRemoveRows(index, 0, node->getChildCount());
node->refreshChildren();
emit endRemoveRows();
emit layoutChanged();
}
int ProjectDirModel::rowCount(const QModelIndex &parent) const {
DvDirModelNode *node = getNode(parent);
int childCount = node->getChildCount();
return childCount;
}