void FlatProxyModel::setSourceModel(QAbstractItemModel* sourceModel)
{
if (QAbstractProxyModel::sourceModel()) {
disconnect(QAbstractProxyModel::sourceModel(), nullptr, this, nullptr);
}
QAbstractProxyModel::setSourceModel(sourceModel);
emit layoutAboutToBeChanged();
removeSubTree(QModelIndex(), false /* don't emit removeRows() */);
insertSubTree(QModelIndex(), false /* don't emit insertRows() */);
emit layoutChanged();
if (sourceModel) {
connect(sourceModel, &QAbstractItemModel::columnsAboutToBeInserted, this, &FlatProxyModel::on_columnsAboutToBeInserted);
connect(sourceModel, &QAbstractItemModel::columnsAboutToBeRemoved, this, &FlatProxyModel::on_columnsAboutToBeRemoved);
connect(sourceModel, &QAbstractItemModel::columnsInserted, this, &FlatProxyModel::on_columnsInserted);
connect(sourceModel, &QAbstractItemModel::columnsRemoved, this, &FlatProxyModel::on_columnsRemoved);
connect(sourceModel, &QAbstractItemModel::dataChanged, this, &FlatProxyModel::on_dataChanged);
// on_headerDataChanged(Qt::Orientation orientation, int first, int last)
connect(sourceModel, &QAbstractItemModel::layoutAboutToBeChanged, this, &FlatProxyModel::on_layoutAboutToBeChanged);
connect(sourceModel, &QAbstractItemModel::layoutChanged, this, &FlatProxyModel::on_layoutChanged);
connect(sourceModel, &QAbstractItemModel::modelAboutToBeReset, this, &FlatProxyModel::on_modelAboutToBeReset);
// void on_modelReset()
connect(sourceModel, &QAbstractItemModel::rowsAboutToBeInserted, this, &FlatProxyModel::on_rowsAboutToBeInserted);
connect(sourceModel, &QAbstractItemModel::rowsAboutToBeRemoved, this, &FlatProxyModel::on_rowsAboutToBeRemoved);
connect(sourceModel, &QAbstractItemModel::rowsInserted, this, &FlatProxyModel::on_rowsInserted);
connect(sourceModel, &QAbstractItemModel::rowsRemoved, this, &FlatProxyModel::on_rowsRemoved);
}
}
// Tries SPR moves for a subtree rooted at node p up to maxtrav nodes away.
// Derived from pllTestSPR.
void mtreeTestSPR (MTInstance &instance, Node * p, int maxtrav, double bestLnL) {
if (1)/*(!IsLeaf(p))*/ {
double bl = p->edgeLen;
Node * n = p->parent;
Node * fromnode = p->parent->parent;
Node * subtree = removeSubTree(instance, p);
return;
}
}
void FlatProxyModel::setSourceModel(QAbstractItemModel *sourceModel)
{
if (QAbstractProxyModel::sourceModel()) {
disconnect(QAbstractProxyModel::sourceModel(), 0, this, 0);
}
QAbstractProxyModel::setSourceModel(sourceModel);
emit layoutAboutToBeChanged();
removeSubTree(QModelIndex(), false /* don't emit removeRows() */);
insertSubTree(QModelIndex(), false /* don't emit insertRows() */);
emit layoutChanged();
if (sourceModel) {
connect(sourceModel, SIGNAL(columnsAboutToBeInserted(const QModelIndex &, int, int)),
this, SLOT(on_columnsAboutToBeInserted(const QModelIndex &, int, int)));
connect(sourceModel, SIGNAL(columnsAboutToBeRemoved(const QModelIndex &, int, int)),
this, SLOT(on_columnsAboutToBeRemoved(const QModelIndex &, int, int)));
connect(sourceModel, SIGNAL(columnsInserted(const QModelIndex &, int, int)),
this, SLOT(on_columnsInserted(const QModelIndex &, int, int)));
connect(sourceModel, SIGNAL(columnsRemoved(const QModelIndex &, int, int)),
this, SLOT(on_columnsRemoved(const QModelIndex &, int, int)));
connect(sourceModel, SIGNAL(dataChanged(const QModelIndex &, const QModelIndex &)),
this, SLOT(on_dataChanged(const QModelIndex &, const QModelIndex &)));
// on_headerDataChanged(Qt::Orientation orientation, int first, int last)
connect(sourceModel, SIGNAL(layoutAboutToBeChanged()),
this, SLOT(on_layoutAboutToBeChanged()));
connect(sourceModel, SIGNAL(layoutChanged()),
this, SLOT(on_layoutChanged()));
connect(sourceModel, SIGNAL(modelAboutToBeReset()),
this, SLOT(on_modelAboutToBeReset()));
// void on_modelReset()
connect(sourceModel, SIGNAL(rowsAboutToBeInserted(const QModelIndex &, int, int)),
this, SLOT(on_rowsAboutToBeInserted(const QModelIndex &, int, int)));
connect(sourceModel, SIGNAL(rowsAboutToBeRemoved(const QModelIndex &, int, int)),
this, SLOT(on_rowsAboutToBeRemoved(const QModelIndex &, int, int)));
connect(sourceModel, SIGNAL(rowsInserted(const QModelIndex &, int, int)),
this, SLOT(on_rowsInserted(const QModelIndex &, int, int)));
connect(sourceModel, SIGNAL(rowsRemoved(const QModelIndex &, int, int)),
this, SLOT(on_rowsRemoved(const QModelIndex &, int, int)));
}
}