70 lines
2.7 KiB
C++
70 lines
2.7 KiB
C++
/*
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* Strawberry Music Player
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* Copyright 2021-2024, Jonas Kvinge <jonas@jkvinge.net>
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*
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* Strawberry 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 3 of the License, or
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* (at your option) any later version.
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*
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* Strawberry 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
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* GNU 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 Strawberry. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#ifndef COLLECTIONFILTER_H
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#define COLLECTIONFILTER_H
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#include "config.h"
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#include <QtGlobal>
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#include <QObject>
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#include <QSortFilterProxyModel>
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#include <QVariant>
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#include <QString>
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#include <QStringList>
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#include "core/song.h"
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class CollectionItem;
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class CollectionFilter : public QSortFilterProxyModel {
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Q_OBJECT
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public:
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explicit CollectionFilter(QObject *parent = nullptr);
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protected:
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bool filterAcceptsRow(const int source_row, const QModelIndex &source_parent) const override;
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private:
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static const QStringList Operators;
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struct Filter {
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public:
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Filter(const QString &_field = QString(), const QVariant &_value = QVariant(), const QString &_foperator = QString()) : field(_field), value(_value), foperator(_foperator) {}
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QString field;
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QVariant value;
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QString foperator;
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};
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using FilterList = QMap<QString, Filter>;
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static bool ItemMatchesFilters(CollectionItem *item, const FilterList &filters, const QString &filter_text);
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static bool ItemMetadataMatchesFilters(const Song &metadata, const FilterList &filters, const QString &filter_text);
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static bool ItemMetadataMatchesFilterText(const Song &metadata, const QString &filter_text);
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static QVariant DataFromField(const QString &field, const Song &metadata);
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static bool FieldValueMatchesData(const QVariant &value, const QVariant &data, const QString &foperator);
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template<typename T>
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static bool FieldNumericalValueMatchesData(const T value, const QString &foperator, const T data);
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static bool FieldIntValueMatchesData(const int value, const QString &foperator, const int data);
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static bool FieldUIntValueMatchesData(const uint value, const QString &foperator, const uint data);
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static bool FieldLongLongValueMatchesData(const qint64 value, const QString &foperator, const qint64 data);
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static bool FieldFloatValueMatchesData(const float value, const QString &foperator, const float data);
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static bool ContainsOperators(const QString &token);
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};
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#endif // COLLECTIONFILTER_H
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