diff -r eef1f76150fe -r bb412d8e435f QTfrontend/util/KeyMap.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/QTfrontend/util/KeyMap.h	Mon Apr 29 21:23:50 2019 +0200
@@ -0,0 +1,56 @@
+/*
+ * Hedgewars, a free turn based strategy game
+ * Copyright (c) 2004-2019 Andrey Korotaev <unC0Rr@gmail.com>
+ *
+ * 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 2 of the License
+ *
+ * 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 St, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+
+/**
+ * @file
+ * @brief KeyMap class definition
+ */
+
+#ifndef HEDGEWARS_KEYMAP_H
+#define HEDGEWARS_KEYMAP_H
+
+#include <QFile>
+#include <QHash>
+#include "SDL.h"
+
+class KeyMap
+{
+    public:
+        /**
+         * @brief Returns reference to the <i>singleton</i> instance of this class.
+         *
+         * @see <a href="https://en.wikipedia.org/wiki/Singleton_pattern">singleton pattern</a>
+         *
+         * @return reference to the instance.
+         */
+        static KeyMap & instance();
+        SDL_Scancode getScancodeFromKeyname(QString keyname);
+        QString getKeynameFromScancode(int scancode);
+        QString getKeynameFromScancodeConverted(int scancode);
+        QString getKeynameFromKeycode(int keycode);
+
+    private:
+        // TODO: Optimize data structures
+        QHash<SDL_Scancode, QString> mapOfKeynames;
+        QHash<QString, SDL_Scancode> mapOfScancodes;
+        bool getKeyMap();
+        bool keyMapGenerated = false;
+
+};
+
+#endif // HEDGEWARS_KEYMAP_H