Merged in filnet/librepilot/LP-303_fix_full_screen_mode_on_windows (pull request #501)

LP-303 workaround issue with full screen mode on windows

Approved-by: Philippe Renon <philippe_renon@yahoo.fr>
Approved-by: Lalanne Laurent <f5soh@free.fr>

Author: filnet

ground/gcs/src/plugins/coreplugin/mainwindow.cpp

@@ -88,6 +88,10 @@
 #include <QDir>
 #include <QMimeData>
 
+#ifdef Q_OS_WIN
+#include <QtPlatformHeaders/QWindowsWindowFunctions>
+#endif
+
 using namespace Core;
 using namespace Core::Internal;
 
@@ -1337,6 +1341,9 @@ void MainWindow::setFullScreen(bool on)
     }
 
     if (on) {
+#ifdef Q_OS_WIN
+        QWindowsWindowFunctions::setHasBorderInFullScreen(windowHandle(), true);
+#endif
         setWindowState(windowState() | Qt::WindowFullScreen);
     } else {
         setWindowState(windowState() & ~Qt::WindowFullScreen);