Flag windowed application when attempting window creation using 3D driver

--HG--
branch : develop

code/nel/src/3d/driver/direct3d/driver_direct3d.cpp

@@ -1327,6 +1327,10 @@ const D3DFORMAT FinalPixelFormat[ITexture::UploadFormatCount][CDriverD3D::FinalP
 bool CDriverD3D::setDisplay(nlWindow wnd, const GfxMode& mode, bool show, bool resizeable) throw(EBadDisplay)
 {
 	H_AUTO_D3D(CDriver3D_setDisplay);
+
+	if (!mode.OffScreen)
+		NLMISC::INelContext::getInstance().setWindowedApplication(true);
+
 	if (!_D3D)
 		return false;
 #ifndef NL_NO_ASM

code/nel/src/3d/driver/opengl/driver_opengl_window.cpp

@@ -603,6 +603,9 @@ bool CDriverGL::setDisplay(nlWindow wnd, const GfxMode &mode, bool show, bool re
 {
 	H_AUTO_OGL(CDriverGL_setDisplay)
 
+	if (!mode.OffScreen)
+		NLMISC::INelContext::getInstance().setWindowedApplication(true);
+
 	_win = EmptyWindow;
 
 	_CurrentMode = mode;