-QModelIndex TreeModel::index(int row, int column, const QModelIndex &parent) const {
- if(!hasIndex(row, column, parent))
- return QModelIndex();
-
- AbstractTreeItem *parentItem;
-
- if(!parent.isValid())
- parentItem = rootItem;
- else
- parentItem = static_cast<AbstractTreeItem*>(parent.internalPointer());
-
- AbstractTreeItem *childItem = parentItem->child(parent.column(), row);
-
- if(childItem)
- return createIndex(row, column, childItem);
- else
- return QModelIndex();
-}
-
-QModelIndex TreeModel::indexById(uint id, const QModelIndex &parent) const {
- AbstractTreeItem *parentItem;
-
- if(!parent.isValid())
- parentItem = rootItem;
- else
- parentItem = static_cast<AbstractTreeItem *>(parent.internalPointer());
-
- AbstractTreeItem *childItem = parentItem->childById(parent.column(), id);
-
- if(childItem)
- return createIndex(childItem->row(), 0, childItem);
- else
- return QModelIndex();
-}
-
-QModelIndex TreeModel::indexByItem(AbstractTreeItem *item) const {
- if(item == 0) {
- qWarning() << "TreeModel::indexByItem(AbstractTreeItem *item) received NULL-Pointer";
- return QModelIndex();
- }
-
- if(item == rootItem)
- return QModelIndex();
- else
- return createIndex(item->row(), 0, item);
-
-}
-
-QModelIndex TreeModel::parent(const QModelIndex &index) const {
- if(!index.isValid())
- return QModelIndex();
-
- AbstractTreeItem *childItem = static_cast<AbstractTreeItem *>(index.internalPointer());
- AbstractTreeItem *parentItem = static_cast<AbstractTreeItem *>(childItem->parent());
-
- if(parentItem == rootItem)
- return QModelIndex();
-
- return createIndex(parentItem->row(), 0, parentItem);
-}
-
-int TreeModel::rowCount(const QModelIndex &parent) const {
- AbstractTreeItem *parentItem;
- if(!parent.isValid())
- parentItem = rootItem;
- else
- parentItem = static_cast<AbstractTreeItem*>(parent.internalPointer());