--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/QTfrontend/util/MessageDialog.cpp	Fri Dec 06 22:20:53 2019 +0100
@@ -0,0 +1,73 @@
+/*
+ * 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
+ */
+
+#include "MessageDialog.h"
+#include "HWApplication.h"
+
+
+
+int MessageDialog::ShowFatalMessage(const QString & msg, QWidget * parent)
+{
+    return ShowMessage(QMessageBox::tr("Hedgewars - Error"),
+                       msg,
+                       QMessageBox::Critical,
+                       parent);
+}
+
+int MessageDialog::ShowErrorMessage(const QString & msg, QWidget * parent)
+{
+    return ShowMessage(QMessageBox::tr("Hedgewars - Warning"),
+                       msg,
+                       QMessageBox::Warning,
+                       parent);
+}
+
+int MessageDialog::ShowInfoMessage(const QString & msg, QWidget * parent)
+{
+    return ShowMessage(QMessageBox::tr("Hedgewars - Information"),
+                       msg,
+                       QMessageBox::Information,
+                       parent);
+}
+
+int MessageDialog::ShowMessage(const QString & title, const QString & msg, QMessageBox::Icon icon, QWidget * parent)
+{
+    // if no parent try to use active window
+    parent = parent ? parent : HWApplication::activeWindow();
+
+    // didn't work? make child of hwform (e.g. for style and because modal)
+    if (!parent)
+    {
+        try
+        {
+            HWApplication * app = dynamic_cast<HWApplication*>(HWApplication::instance());
+            if (app->form)
+                parent = app->form;
+        }
+        catch (...) { /* nothing */ }
+    }
+
+    QMessageBox msgMsg(parent);
+    msgMsg.setWindowTitle(title != NULL ? title : "Hedgewars");
+    msgMsg.setText(msg);
+    msgMsg.setIcon(icon);
+    msgMsg.setTextFormat(Qt::PlainText);
+    msgMsg.setWindowModality(Qt::WindowModal);
+
+    return msgMsg.exec();
+}