Add missing nostalgia directory level in src tree

src/nostalgia/studio/lib/oxfstreeview.hpp

@@ -0,0 +1,79 @@
+/*
+ * Copyright 2016-2017 gtalent2@gmail.com
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ */
+
+#pragma once
+
+#include <QModelIndex>
+#include <QVector>
+#include <QVariant>
+
+#include <ox/fs/filesystem.hpp>
+
+namespace nostalgia {
+namespace studio {
+
+class OxFSFile {
+	private:
+		ox::FileSystem *m_fs = nullptr;
+		OxFSFile *m_parentItem = nullptr;
+		QString m_path;
+		QVector<OxFSFile*> m_childItems;
+
+	public:
+		OxFSFile(ox::FileSystem *fs, QString path, OxFSFile *parentItem = nullptr);
+
+		~OxFSFile();
+
+		void appendChild(OxFSFile *child);
+
+		OxFSFile *child(int row);
+
+		int childCount() const;
+
+		int columnCount() const;
+
+		QVariant data(int column) const;
+
+		int row() const;
+
+		OxFSFile *parentItem();
+};
+
+class OxFSModel: public QAbstractItemModel {
+	Q_OBJECT
+
+	private:
+		OxFSFile *m_rootItem = nullptr;
+
+	public:
+		explicit OxFSModel(ox::FileSystem *fs, QObject *parent = 0);
+
+		~OxFSModel();
+
+		QVariant data(const QModelIndex &index, int role) const override;
+
+		Qt::ItemFlags flags(const QModelIndex &index) const override;
+
+		QVariant headerData(int section, Qt::Orientation orientation,
+		                    int role = Qt::DisplayRole) const override;
+
+		QModelIndex index(int row, int column,
+		                  const QModelIndex &parent = QModelIndex()) const override;
+
+		QModelIndex parent(const QModelIndex &index) const override;
+
+		int rowCount(const QModelIndex &parent = QModelIndex()) const override;
+
+		int columnCount(const QModelIndex &parent = QModelIndex()) const override;
+
+	private:
+		void setupModelData(const QStringList &lines, OxFSFile *parent);
+};
+
+}
+}