Initial commit

Lts/Plugins/Timeline/Gui/EventTimeline/tln_timeline_proxy_model.h

@@ -0,0 +1,41 @@
+#pragma once
+
+/**
+  * @RDE_HEADER@
+  * Proxy Model for hiding empty tracks and sorting tracks by name plus having the "Markers" track always at the top
+  * $Id: $
+  * $HeadURL: $
+  * $Author: $
+  *
+  * Created by Mike Lennart Wille, SLTE, 2022-06-22
+  */
+
+#include <QSortFilterProxyModel>
+
+
+class QModelIndex;
+
+
+namespace Timeline
+{
+class TimelineModel;
+
+class TimelineProxyModel : public QSortFilterProxyModel
+{
+  Q_OBJECT
+
+public:
+  TimelineProxyModel();
+
+  bool filterAcceptsRow(int source_row, const QModelIndex &source_parent) const override;
+  //virtual bool filterAcceptsColumn(int source_column, const QModelIndex &source_parent) const;
+  bool lessThan(const QModelIndex &source_left, const QModelIndex &source_right) const override;
+
+  void toggleShowAllRows();
+
+private:
+  mutable TimelineModel *m_modelCachedPointer { nullptr };
+  bool m_forceShowAllRows { false };
+
+};
+} // namespace Timeline