Filter: move number of shown dives to core

We mark hidden/shown dives in the core but store the number
of shown dives in the MultiFilterSortModel. Move this datum
to the core for improved locality.

Signed-off-by: Berthold Stoeger <bstoeger@mail.tuwien.ac.at>
This commit is contained in:
Berthold Stoeger 2019-11-17 16:23:00 +01:00 committed by Dirk Hohndel
parent cbd98edb73
commit 2d09819ddf
5 changed files with 10 additions and 10 deletions

View file

@ -899,6 +899,7 @@ void deselect_dive(struct dive *dive)
}
}
int shown_dives = 0;
void filter_dive(struct dive *d, bool shown)
{
if (!d)

View file

@ -9,6 +9,7 @@ extern "C" {
#endif
struct deco_state;
extern int shown_dives;
/* this is used for both git and xml format */
#define DATAFORMAT_VERSION 3

View file

@ -2,6 +2,7 @@
#include "desktop-widgets/simplewidgets.h"
#include "desktop-widgets/mainwindow.h"
#include "core/qthelper.h"
#include "core/divelist.h"
#include "core/settings/qPrefUnit.h"
#include <QDoubleSpinBox>
@ -242,8 +243,7 @@ void FilterWidget2::filterDataChanged(const FilterData &data)
QString FilterWidget2::shownText()
{
if (isActive())
return tr("%L1/%L2 shown").arg(MultiFilterSortModel::instance()->divesDisplayed)
.arg(dive_table.nr);
return tr("%L1/%L2 shown").arg(shown_dives).arg(dive_table.nr);
else
return tr("%L1 dives").arg(dive_table.nr);
}

View file

@ -107,7 +107,6 @@ MultiFilterSortModel *MultiFilterSortModel::instance()
}
MultiFilterSortModel::MultiFilterSortModel(QObject *parent) : QSortFilterProxyModel(parent),
divesDisplayed(0),
diveSiteRefCount(0)
{
setFilterKeyColumn(-1); // filter all columns
@ -215,7 +214,7 @@ void MultiFilterSortModel::myInvalidate()
// as a consequence of the filterFinished signal right after the local scope.
auto marker = diveListNotifier.enterCommand();
divesDisplayed = 0;
shown_dives = 0;
for (int i = 0; i < m->rowCount(QModelIndex()); ++i) {
QModelIndex idx = m->index(i, 0, QModelIndex());
@ -233,7 +232,7 @@ void MultiFilterSortModel::myInvalidate()
}
bool show = showDive(d);
if (show) {
divesDisplayed++;
shown_dives++;
showTrip = true;
}
m->setData(idx2, show, DiveTripModelBase::SHOWN_ROLE);
@ -243,7 +242,7 @@ void MultiFilterSortModel::myInvalidate()
dive *d = m->data(idx, DiveTripModelBase::DIVE_ROLE).value<dive *>();
bool show = (d != NULL) && showDive(d);
if (show)
divesDisplayed++;
shown_dives++;
m->setData(idx, show, DiveTripModelBase::SHOWN_ROLE);
}
}
@ -278,7 +277,7 @@ bool MultiFilterSortModel::updateDive(struct dive *d)
bool changed = oldStatus != newStatus;
if (changed) {
filter_dive(d, newStatus);
divesDisplayed += newStatus - oldStatus;
shown_dives += newStatus - oldStatus;
}
return changed;
}
@ -348,7 +347,7 @@ void MultiFilterSortModel::divesAdded(dive_trip *, bool, const QVector<dive *> &
{
for (dive *d: dives) {
if (!d->hidden_by_filter)
++divesDisplayed;
++shown_dives;
}
countsChanged();
}
@ -357,7 +356,7 @@ void MultiFilterSortModel::divesDeleted(dive_trip *, bool, const QVector<dive *>
{
for (dive *d: dives) {
if (!d->hidden_by_filter)
--divesDisplayed;
--shown_dives;
}
countsChanged();
}

View file

@ -61,7 +61,6 @@ public:
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;