subsurface/qt-models/filtermodels.h
Berthold Stoeger de4e6792c6 Filter: quick implementation of negation
Add negate buttons to the Tags, People, Location and Equipment
filters. Currently, if nothing is entered the filter is ignored
whether negate is on or off. One might think about filtering all
dives without tags, etc. instead.

Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
2019-01-26 11:13:01 -08:00

76 lines
2.1 KiB
C++

// 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 {
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 equipment;
bool tagsNegate = false;
bool peopleNegate = false;
bool locationNegate = false;
bool equipmentNegate = false;
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;
int divesDisplayed;
bool lessThan(const QModelIndex &, const QModelIndex &) const override;
public
slots:
void myInvalidate();
void clearFilter();
void startFilterDiveSite(struct dive_site *ds);
void stopFilterDiveSite();
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();
void countsChanged();
private:
MultiFilterSortModel(QObject *parent = 0);
struct dive_site *curr_dive_site;
FilterData filterData;
};
#endif