diff -r 373813316812 -r 419de2dea82b QTfrontend/ui/widget/SDTimeoutSpinBox.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/QTfrontend/ui/widget/SDTimeoutSpinBox.cpp	Sun Sep 30 01:41:12 2018 +0200
@@ -0,0 +1,49 @@
+/*
+ * Hedgewars, a free turn based strategy game
+ * Copyright (c) 2004-2015 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 SDTimeoutSpinBox class implementation
+ */
+
+#include "SDTimeoutSpinBox.h"
+
+SDTimeoutSpinBox::SDTimeoutSpinBox(QWidget* parent) : QSpinBox(parent)
+{
+    // do nothing
+};
+
+
+QString SDTimeoutSpinBox::textFromValue(int internalValue) const
+{
+    // user-facing value = internal value + 1
+    return QString::number(internalValue + 1);
+}
+
+int SDTimeoutSpinBox::valueFromText(const QString & userFacingString) const
+{
+    // internal value = user-facing value - 1
+    bool ok;
+    int value = userFacingString.toInt(&ok);
+
+    if (ok)
+        return value - 1;
+    // Fallback
+    else
+        return 15;
+}