disconnect(_model, SIGNAL(dataChanged(QModelIndex, QModelIndex)),
this, SLOT(dataChanged(QModelIndex, QModelIndex)));
}
_model = model;
connect(_model, SIGNAL(dataChanged(QModelIndex, QModelIndex)),
this, SLOT(dataChanged(QModelIndex, QModelIndex)));
disconnect(_model, SIGNAL(dataChanged(QModelIndex, QModelIndex)),
this, SLOT(dataChanged(QModelIndex, QModelIndex)));
}
_model = model;
connect(_model, SIGNAL(dataChanged(QModelIndex, QModelIndex)),
this, SLOT(dataChanged(QModelIndex, QModelIndex)));