1 files changed, 51 insertions, 0 deletions
diff --git a/meshmc/launcher/KonamiCode.cpp b/meshmc/launcher/KonamiCode.cpp
new file mode 100644
index 0000000000..41db854a23
--- /dev/null
+++ b/meshmc/launcher/KonamiCode.cpp
@@ -0,0 +1,51 @@
+/* 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/>.
+ */
+
+#include "KonamiCode.h"
+
+#include <array>
+#include <QDebug>
+
+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();
+		}
+	}
+}