62 lines
1.7 KiB
C++
62 lines
1.7 KiB
C++
/*
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* Cantata
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*
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* Copyright (c) 2011-2012 Craig Drummond <craig.p.drummond@gmail.com>
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*
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* ----
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include "proxymodel.h"
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void ProxyModel::update(const QString &text, const QString &genre)
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{
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if (text.length()<2 && genre.isEmpty()) {
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bool wasEmpty=isEmpty();
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filterEnabled=false;
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filterGenre=genre;
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if (!filterRegExp().isEmpty()) {
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setFilterRegExp(QString());
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} else if (!wasEmpty) {
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invalidate();
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}
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} else {
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filterEnabled=true;
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filterGenre=genre;
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if (text!=filterRegExp().pattern()) {
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setFilterRegExp(text);
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} else {
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invalidate();
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}
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}
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}
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bool ProxyModel::isChildOfRoot(const QModelIndex &idx) const {
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if (!rootIndex.isValid()) {
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return true;
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}
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QModelIndex i=idx;
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while(i.isValid()) {
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if (i==rootIndex) {
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return true;
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}
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i=i.parent();
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}
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return false;
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}
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