Allow text messages on the splash screen, currently used with setup reader

src/blackgui/splashscreen.h

@@ -0,0 +1,53 @@
+/* Copyright (C) 2018
+ * swift project Community / Contributors
+ *
+ * This file is part of swift project. It is subject to the license terms in the LICENSE file found in the top-level
+ * directory of this distribution and at http://www.swift-project.org/license.html. No part of swift project,
+ * including this file, may be copied, modified, propagated, or distributed except according to the terms
+ * contained in the LICENSE file.
+ */
+
+//! \file
+
+#ifndef BLACKGUI_SPLASHSCREEN_H
+#define BLACKGUI_SPLASHSCREEN_H
+
+#include "blackmisc/statusmessage.h"
+#include <QSplashScreen>
+#include <QPainter>
+#include <QPixmap>
+#include <QLabel>
+#include <QFont>
+#include <QTimer>
+
+namespace BlackGui
+{
+    /**
+     * Own splash screen
+     */
+    class CSplashScreen : public QSplashScreen
+    {
+    public:
+        //! Ctor
+        CSplashScreen(const QPixmap &pixmap);
+
+        //! Show status message
+        void showStatusMessage(const QString &html);
+
+        //! Show status message
+        void showStatusMessage(const BlackMisc::CStatusMessage &message);
+
+        //! Set the font for the splash screen
+        void setSplashFont(const QFont &font);
+
+    private:
+        //! Hide text
+        void hideText();
+
+        QString  m_message;
+        QTimer   m_hideTextTimer;
+        QLabel  *m_label = nullptr;
+    };
+} // ns
+
+#endif // guard