1 files changed, 90 insertions, 0 deletions
diff --git a/meshmc/launcher/VersionProxyModel.h b/meshmc/launcher/VersionProxyModel.h
new file mode 100644
index 0000000000..20d719d131
--- /dev/null
+++ b/meshmc/launcher/VersionProxyModel.h
@@ -0,0 +1,90 @@
+/* SPDX-FileCopyrightText: 2026 Project Tick
+ * SPDX-FileContributor: Project Tick
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ *
+ *   MeshMC - A Custom Launcher for Minecraft
+ *   Copyright (C) 2026 Project Tick
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+#include <QAbstractProxyModel>
+#include "BaseVersionList.h"
+
+#include <Filter.h>
+
+class VersionFilterModel;
+
+class VersionProxyModel : public QAbstractProxyModel
+{
+	Q_OBJECT
+  public:
+	enum Column { Name, ParentVersion, Branch, Type, Architecture, Path, Time };
+	typedef QHash<BaseVersionList::ModelRoles, std::shared_ptr<Filter>>
+		FilterMap;
+
+  public:
+	VersionProxyModel(QObject* parent = 0);
+	virtual ~VersionProxyModel() {};
+
+	virtual int
+	columnCount(const QModelIndex& parent = QModelIndex()) const override;
+	virtual int
+	rowCount(const QModelIndex& parent = QModelIndex()) const override;
+	virtual QModelIndex
+	mapFromSource(const QModelIndex& sourceIndex) const override;
+	virtual QModelIndex
+	mapToSource(const QModelIndex& proxyIndex) const override;
+	virtual QModelIndex
+	index(int row, int column,
+		  const QModelIndex& parent = QModelIndex()) const override;
+	virtual QVariant data(const QModelIndex& index,
+						  int role = Qt::DisplayRole) const override;
+	virtual QVariant headerData(int section, Qt::Orientation orientation,
+								int role = Qt::DisplayRole) const override;
+	virtual QModelIndex parent(const QModelIndex& child) const override;
+	virtual void setSourceModel(QAbstractItemModel* sourceModel) override;
+
+	const FilterMap& filters() const;
+	void setFilter(const BaseVersionList::ModelRoles column, Filter* filter);
+	void clearFilters();
+	QModelIndex getRecommended() const;
+	QModelIndex getVersion(const QString& version) const;
+	void setCurrentVersion(const QString& version);
+  private slots:
+
+	void sourceDataChanged(const QModelIndex& source_top_left,
+						   const QModelIndex& source_bottom_right);
+
+	void sourceAboutToBeReset();
+	void sourceReset();
+
+	void sourceRowsAboutToBeInserted(const QModelIndex& parent, int first,
+									 int last);
+	void sourceRowsInserted(const QModelIndex& parent, int first, int last);
+
+	void sourceRowsAboutToBeRemoved(const QModelIndex& parent, int first,
+									int last);
+	void sourceRowsRemoved(const QModelIndex& parent, int first, int last);
+
+  private:
+	QList<Column> m_columns;
+	FilterMap m_filters;
+	BaseVersionList::RoleList roles;
+	VersionFilterModel* filterModel;
+	bool hasRecommended = false;
+	bool hasLatest = false;
+	QString m_currentVersion;
+};