/*
Copyright (C) 2012, University of Cambridge, Department of Psychiatry.
Created by Rudolf Cardinal (rnc1001@cam.ac.uk).
This file is part of CamCOPS.
CamCOPS is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
CamCOPS is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with CamCOPS. If not, see <https://www.gnu.org/licenses/>.
*/
#include "diagnosissortfiltermodel.h"
bool DiagnosisSortFilterModel::filterAcceptsRow(
const int row, const QModelIndex& parent
) const
{
// Filter modification that accepts parents whose children meet the filter
// criteria. (Note that calling setFilterFixedString correctly affects
// filterRegExp(); see qsortfilterproxymodel.cpp).
// https://doc.qt.io/qt-6.5/qsortfilterproxymodel.html#filterAcceptsRow
// http://www.qtcentre.org/threads/46471-QTreeView-Filter
const QModelIndex index = sourceModel()->index(row, 0, parent);
if (!index.isValid()) {
return false;
}
// Remove rows that are not selectable.
if (!(index.flags() & Qt::ItemIsSelectable)) {
return false;
}
// Otherwise, if it matches our search criteria, we're good:
if (index.data().toString().contains(filterRegularExpression())) {
return true;
}
/*
// For tree models, but not for flat models:
// Permit if children are shown as well
int nrows = sourceModel()->rowCount(index);
for (int r = 0; r < nrows; ++r) {
if (filterAcceptsRow(r, index)) {
return true;
}
}
*/
return false;
}