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Mobile/filtering: roll our own filtering for performance reasons

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The regular expression based generic filtering made things very slow on a cell
phone or other, slower device. With this the results seem more reasonable.

Signed-off-by: Dirk Hohndel <dirk@hohndel.org>
This commit is contained in:
Dirk Hohndel 2018-10-22 14:00:53 +01:00
parent 51e7603d7e
commit 6248ddf529
2 changed files with 49 additions and 11 deletions
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7
qt-models/divelistmodel.h
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@ -12,6 +12,7 @@ class DiveListSortModel : public QSortFilterProxyModel
Q_OBJECT
public:
DiveListSortModel(QObject *parent = 0);
void setSourceModel(QAbstractItemModel *sourceModel);
Q_INVOKABLE void addAllDives();
Q_INVOKABLE void clear();
public slots:
@ -20,6 +21,12 @@ public slots:
void setFilter(QString f);
void resetFilter();
int shown();
protected:
bool filterAcceptsRow(int source_row, const QModelIndex &source_parent) const;
private:
std::vector<unsigned char> filteredRows; // using unsigned char because using 'bool' turns this into a bitfield
QString filterString;
void updateFilterState();
};
class DiveListModel : public QAbstractListModel