2 files changed, 9 insertions, 2 deletions
diff --git a/qt-models/divelistmodel.cpp b/qt-models/divelistmodel.cpp
index 6d94b09c9..d3c4e3ce2 100644
--- a/qt-models/divelistmodel.cpp
+++ b/qt-models/divelistmodel.cpp
@@ -6,7 +6,7 @@
 #include "core/ssrf.h" // for LOG_STP
 #include <QDateTime>
 
-DiveListSortModel::DiveListSortModel(QObject *parent) : QSortFilterProxyModel(parent)
+DiveListSortModel::DiveListSortModel()
 {
 	setSourceModel(DiveListModel::instance());
 	setDynamicSortFilter(true);
@@ -16,6 +16,12 @@ DiveListSortModel::DiveListSortModel(QObject *parent) : QSortFilterProxyModel(pa
 	LOG_STP("run_ui diveListModel sorted");
 }
 
+DiveListSortModel *DiveListSortModel::instance()
+{
+	static DiveListSortModel self;
+	return &self;
+}
+
 void DiveListSortModel::updateFilterState()
 {
 	if (filterString.isEmpty()) {
diff --git a/qt-models/divelistmodel.h b/qt-models/divelistmodel.h
index 87c5bb254..e7fb5369c 100644
--- a/qt-models/divelistmodel.h
+++ b/qt-models/divelistmodel.h
@@ -11,7 +11,8 @@ class DiveListSortModel : public QSortFilterProxyModel
 {
 	Q_OBJECT
 public:
-	DiveListSortModel(QObject *parent = 0);
+	DiveListSortModel();
+	static DiveListSortModel *instance();
 	void setSourceModel(QAbstractItemModel *sourceModel);
 	Q_INVOKABLE void reload();
 	Q_INVOKABLE QString tripTitle(const QString &trip);