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// SPDX-License-Identifier: GPL-2.0
#ifndef FILTERMODELS_H
#define FILTERMODELS_H
#include "divetripmodel.h"
#include <QStringListModel>
#include <QSortFilterProxyModel>
#include <QDateTime>
#include <stdint.h>
#include <vector>
struct dive;
struct dive_trip;
struct FilterData {
// The mode ids are chosen such that they can be directly converted from / to combobox indices.
enum class Mode {
ALL_OF = 0,
ANY_OF = 1,
NONE_OF = 2
};
bool validFilter = false;
int minVisibility = 0;
int maxVisibility = 5;
int minRating = 0;
int maxRating = 5;
// The default minimum and maximum temperatures are set such that all
// physically reasonable dives are shown. Note that these values should
// work for both Celcius and Fahrenheit scales.
double minWaterTemp = -10;
double maxWaterTemp = 200;
double minAirTemp = -50;
double maxAirTemp = 200;
QDateTime fromDate = QDateTime(QDate(1980,1,1));
QTime fromTime = QTime(0,0);
QDateTime toDate = QDateTime::currentDateTime();
QTime toTime = QTime::currentTime();
QStringList tags;
QStringList people;
QStringList location;
QStringList suit;
QStringList dnotes;
QStringList equipment;
Mode tagsMode = Mode::ALL_OF;
Mode peopleMode = Mode::ALL_OF;
Mode locationMode = Mode::ANY_OF;
Mode dnotesMode = Mode::ALL_OF;
Mode suitMode = Mode::ANY_OF;
Mode equipmentMode = Mode::ALL_OF;
bool logged = true;
bool planned = true;
};
class MultiFilterSortModel : public QSortFilterProxyModel {
Q_OBJECT
public:
static MultiFilterSortModel *instance();
bool filterAcceptsRow(int source_row, const QModelIndex &source_parent) const override;
bool showDive(const struct dive *d) const;
bool updateDive(struct dive *d); // returns true if visibility status changed
int divesDisplayed;
bool lessThan(const QModelIndex &, const QModelIndex &) const override;
bool diveSiteMode() const; // returns true if we're filtering on dive site
const QVector<dive_site *> &filteredDiveSites() const;
public
slots:
void myInvalidate();
void startFilterDiveSites(QVector<dive_site *> ds);
void setFilterDiveSite(QVector<dive_site *> ds);
void stopFilterDiveSites();
void filterChanged(const QModelIndex &from, const QModelIndex &to, const QVector<int> &roles);
void resetModel(DiveTripModelBase::Layout layout);
void filterDataChanged(const FilterData &data);
void divesAdded(struct dive_trip *, bool, const QVector<dive *> &dives);
void divesDeleted(struct dive_trip *, bool, const QVector<dive *> &dives);
signals:
void filterFinished();
private:
MultiFilterSortModel(QObject *parent = 0);
// Dive site filtering has priority over other filters
QVector<dive_site *> dive_sites;
void countsChanged();
FilterData filterData;
// We use ref-counting for the dive site mode. The reason is that when switching
// between two tabs that both need dive site mode, the following course of
// events may happen:
// 1) The new tab appears -> enter dive site mode.
// 2) The old tab gets its hide() signal -> exit dive site mode.
// The filter is now not in dive site mode, even if it should
int diveSiteRefCount;
};
#endif
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