Qt5: QDesktopWidget is deprecated use QScreen [-Wdeprecated-declarations]

src/Gui/Splashscreen.cpp

@@ -44,6 +44,10 @@
 # include <QGLContext>
 #endif
 
+#if QT_VERSION >= QT_VERSION_CHECK(5, 0, 0)
+# include <QScreen>
+#endif
+
 #include <LibraryVersions.h>
 #include <zlib.h>
 #include <boost/version.hpp>
@@ -234,7 +238,11 @@ AboutDialog::AboutDialog(bool showLic, QWidget* parent)
 
     setModal(true);
     ui->setupUi(this);
+#if QT_VERSION >= QT_VERSION_CHECK(5, 0, 0)
+    QRect rect = QApplication::primaryScreen()->availableGeometry();
+#else
     QRect rect = QApplication::desktop()->availableGeometry();
+#endif
     QPixmap image = getMainWindow()->splashImage();
 
     // Make sure the image is not too big