1 files changed, 63 insertions, 0 deletions
diff --git a/archived/projt-launcher/launcher/KonamiCode.cpp b/archived/projt-launcher/launcher/KonamiCode.cpp
new file mode 100644
index 0000000000..0fd38a0978
--- /dev/null
+++ b/archived/projt-launcher/launcher/KonamiCode.cpp
@@ -0,0 +1,63 @@
+// SPDX-License-Identifier: GPL-3.0-only
+// SPDX-FileCopyrightText: 2026 Project Tick
+// SPDX-FileContributor: Project Tick Team
+/*
+ *  ProjT Launcher - Minecraft Launcher
+ *  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, version 3.
+ *
+ *  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, write to the Free Software Foundation,
+ *  Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ */
+#include "KonamiCode.h"
+
+#include <QDebug>
+#include <array>
+
+namespace
+{
+	const std::array<Qt::Key, 10> konamiCode = { { Qt::Key_Up,
+												   Qt::Key_Up,
+												   Qt::Key_Down,
+												   Qt::Key_Down,
+												   Qt::Key_Left,
+												   Qt::Key_Right,
+												   Qt::Key_Left,
+												   Qt::Key_Right,
+												   Qt::Key_B,
+												   Qt::Key_A } };
+}
+
+KonamiCode::KonamiCode(QObject* parent) : QObject(parent)
+{}
+
+void KonamiCode::input(QEvent* event)
+{
+	if (event->type() == QEvent::KeyPress)
+	{
+		QKeyEvent* keyEvent = static_cast<QKeyEvent*>(event);
+		auto key			= Qt::Key(keyEvent->key());
+		if (key == konamiCode[m_progress])
+		{
+			m_progress++;
+		}
+		else
+		{
+			m_progress = 0;
+		}
+		if (m_progress == static_cast<int>(konamiCode.size()))
+		{
+			m_progress = 0;
+			emit triggered();
+		}
+	}
+}