1 files changed, 40 insertions, 0 deletions
diff --git a/src/modlistgroupcategoriesproxy.h b/src/modlistgroupcategoriesproxy.h
new file mode 100644
index 00000000..23fd36df
--- /dev/null
+++ b/src/modlistgroupcategoriesproxy.h
@@ -0,0 +1,40 @@
+#ifndef MODLISTGROUPPROXY_H
+#define MODLISTGROUPPROXY_H
+
+#include <QIdentityProxyModel>
+#include <tuple>
+
+class ModListGroupCategoriesProxy : public QAbstractProxyModel
+{
+
+  Q_OBJECT
+
+public:
+
+  explicit ModListGroupCategoriesProxy(QObject *parent = 0);
+
+  virtual int rowCount(const QModelIndex &parent) const;
+  virtual int columnCount(const QModelIndex &parent) const;
+
+  virtual QModelIndex mapToSource(const QModelIndex &proxyIndex) const;
+  virtual QModelIndex mapFromSource(const QModelIndex &sourceIndex) const;
+
+  virtual QModelIndex index(int row, int column, const QModelIndex &parent) const;
+  virtual QModelIndex parent(const QModelIndex &child) const;
+
+  virtual bool hasChildren(const QModelIndex &parent) const;
+
+  virtual QVariant data(const QModelIndex &proxyIndex, int role) const;
+  virtual QVariant headerData(int section, Qt::Orientation orientation, int role) const;
+
+signals:
+
+public slots:
+
+private:
+
+  mutable std::map<QPersistentModelIndex, QPersistentModelIndex> m_IndexMap;
+
+};
+
+#endif // MODLISTGROUPPROXY_H