Make filtering useful

Add a custom QSortFilterProxyModel which filterAcceptsRow() returns true
if the uppermost parent matches the filter RegExp.

1 files changed, 14 insertions, 0 deletions

diff --git a/collectionwidgetproxy.h b/collectionwidgetproxy.h
new file mode 100644
index 0000000..d67f615
--- /dev/null
+++ b/collectionwidgetproxy.h
@@ -0,0 +1,14 @@
+#ifndef COLLECTIONWIDGETPROXY_H
+#define COLLECTIONWIDGETPROXY_H
+
+#include <QSortFilterProxyModel>
+
+class CollectionWidgetProxy : public QSortFilterProxyModel {
+    public:
+        CollectionWidgetProxy(QObject *parent = nullptr);
+
+    protected:
+        bool filterAcceptsRow(int source_row, const QModelIndex &source_parent) const;
+};
+
+#endif // COLLECTIONWIDGETPROXY_H