2 files changed, 20 insertions, 1 deletions
diff --git a/qt-models/filtermodels.cpp b/qt-models/filtermodels.cpp
index bcadce613..ce0d5ff42 100644
--- a/qt-models/filtermodels.cpp
+++ b/qt-models/filtermodels.cpp
@@ -105,7 +105,8 @@ MultiFilterSortModel *MultiFilterSortModel::instance()
 }
 
 MultiFilterSortModel::MultiFilterSortModel(QObject *parent) : QSortFilterProxyModel(parent),
-	divesDisplayed(0)
+	divesDisplayed(0),
+	diveSiteRefCount(0)
 {
 	setFilterKeyColumn(-1); // filter all columns
 	setFilterCaseSensitivity(Qt::CaseInsensitive);
@@ -269,15 +270,24 @@ void MultiFilterSortModel::clearFilter()
 void MultiFilterSortModel::startFilterDiveSites(QVector<dive_site *> ds)
 {
 	dive_sites = ds;
+	++diveSiteRefCount;
 	myInvalidate();
 }
 
 void MultiFilterSortModel::stopFilterDiveSites()
 {
+	if (--diveSiteRefCount > 0)
+		return;
 	dive_sites.clear();
 	myInvalidate();
 }
 
+void MultiFilterSortModel::setFilterDiveSite(QVector<dive_site *> ds)
+{
+	dive_sites = ds;
+	myInvalidate();
+}
+
 const QVector<dive_site *> &MultiFilterSortModel::filteredDiveSites() const
 {
 	return dive_sites;
diff --git a/qt-models/filtermodels.h b/qt-models/filtermodels.h
index b91b91a04..b726c2d28 100644
--- a/qt-models/filtermodels.h
+++ b/qt-models/filtermodels.h
@@ -70,6 +70,7 @@ slots:
 	void myInvalidate();
 	void clearFilter();
 	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);
@@ -86,6 +87,14 @@ private:
 	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